CN116331811B

CN116331811B - Automatic steel pipe raw material feeding system and feeding method thereof

Info

Publication number: CN116331811B
Application number: CN202310608824.6A
Authority: CN
Inventors: 刘小卫; 苟钦; 郑爱国; 李坤; 张猛猛; 王文强; 郭金成
Original assignee: Sichuan Rongtie Green New Materials Co ltd
Current assignee: Sichuan Rongtie Green New Materials Co ltd
Priority date: 2023-05-29
Filing date: 2023-05-29
Publication date: 2023-08-15
Anticipated expiration: 2043-05-29
Also published as: CN116331811A

Abstract

The invention discloses an automatic steel pipe raw material feeding system and a steel pipe raw material feeding method, wherein the automatic steel pipe raw material feeding system comprises a vibrating screen material roller table mechanism, a step feeding system, an automatic quantitative feeding system, a feeding conveying roller table and an automatic conveying and distributing roller table; the vibrating screen material roller table mechanism is positioned at one side of the step feeding system and sequentially conveys a plurality of steel pipes to the step feeding system through vibration; the step feeding system is used for sequentially conveying the single steel pipes to the automatic quantitative feeding system; the automatic quantitative feeding system is used for controlling the quantity of the steel pipes and conveying the quantitative steel pipes to the feeding conveying roller table; the feeding conveying roller table is used for conveying quantitative steel pipes to the automatic conveying and distributing roller table; the automatic conveying and distributing roller table is used for distributing quantitative steel pipes towards the two sides of the automatic conveying and distributing roller table. The invention is an important stage for maintaining the continuous production of the steel pipe feeding production line, and can greatly reduce the labor intensity of workers and improve the production efficiency.

Description

Automatic steel pipe raw material feeding system and feeding method thereof

Technical Field

The invention relates to the technical field of steel pipe production and conveying, in particular to an automatic steel pipe raw material feeding system and a steel pipe raw material feeding method.

Background

At present, steel pipes are still one of the steel materials used in large quantities in national capital construction. However, the mechanical equipment for deep processing of steel pipes in China is low in automation degree, a steel pipe feeding section playing a key role in continuous production of the deep processing of the steel pipes is basically and completely operated by semi-manpower, the feeding efficiency is low, and the condition of insufficient supply of steel pipe raw materials often occurs.

Disclosure of Invention

The invention aims to solve the defects of the prior art, and aims to provide an automatic steel pipe raw material feeding system and a steel pipe raw material feeding method, which are important stages for maintaining continuous production of a steel pipe feeding production line, and can greatly reduce labor intensity of workers and improve production efficiency.

The invention is realized by the following technical scheme:

an automatic steel pipe raw material feeding system comprises a vibrating screen material roller table mechanism, a step feeding system, an automatic quantitative feeding system, a feeding conveying roller table and an automatic conveying and distributing roller table;

the vibrating screen material roller table mechanism is positioned at one side of the step feeding system and sequentially conveys a plurality of steel pipes to the step feeding system through vibration;

the step feeding system is used for sequentially conveying the single steel pipes to the automatic quantitative feeding system;

The automatic quantitative feeding system is used for controlling the quantity of the steel pipes and conveying the quantitative steel pipes to the feeding conveying roller table;

the feeding conveying roller table is used for conveying quantitative steel pipes to the automatic conveying and distributing roller table;

the automatic conveying and distributing roller table is used for distributing quantitative steel pipes towards the two sides of the automatic conveying and distributing roller table.

Compared with the prior art, the automatic steel pipe feeding section has low automation degree, plays a key role in continuous production of deep processing of steel pipes, is basically and completely operated by semi-manpower, has low feeding efficiency and often solves the problem of insufficient supply of steel pipe raw materials. In the actual operation, firstly, placing a plurality of bundles of steel pipes on the vibrating screen material roller table mechanism, vibrating the bundles of steel pipes through the vibration of the vibrating screen material roller table mechanism, and rolling the vibrated steel pipes on the step feeding system at one side; the single steel pipe of the step feeding system is sequentially conveyed into an automatic quantitative feeding system; the automatic quantitative feeding system counts the steel pipes, stops the conveying of the step feeding system when the steel pipes reach the preset number, and conveys the quantitative steel pipes to a feeding conveying roller table; the feeding conveying roller table conveys quantitative steel pipes to the automatic conveying and distributing roller table; after the automatic conveying and distributing roller table receives a plurality of steel pipes, the steel pipes are distributed towards the two sides of the automatic conveying and distributing roller table according to the situation that the two sides are full or lack of material, and then the automatic conveying and distributing roller table conveys the steel pipes to the next station.

The scheme aims at realizing: the steel pipe raw material vibrating screen screening, conveying, distributing and other independent station equipment are integrated integrally, so that the steel pipe raw material automatic feeding forming machine is formed, the degree of automation is high, the quality is stable and reliable, the production efficiency is high, the contact time of people and mechanical equipment is reduced, and the probability of hurting people by steel pipes and machines is effectively reduced.

In the above-mentioned scheme, when vibrating the bundle steel pipe, probably there is some steel pipe and can not roll to ladder feed system department voluntarily, leads to can't carry all steel pipes, consequently, in order to make all steel pipes can all enter into ladder feed system, set up to: the vibrating screen material roller table mechanism comprises a first rack, wherein a bearing surface for bearing a steel pipe is arranged on the first rack, and the bearing surface is obliquely arranged at one side; a plurality of vibrating screens are arranged on the bearing surface along the length direction of the first frame, and the bottoms of the vibrating screens are connected with a vibrating motor; in this scheme, drive the shale shaker vibration through vibrating motor, bundle steel pipe is placed on the shale shaker, and the vibration process can vibrate a plurality of steel pipes and scatter, after vibrating, because loading face and shale shaker slope set up, only need provide less inclination, a plurality of steel pipes just can roll down under self gravity to the ladder feeding system autoloading to one side.

Further, as a specific implementation mode of the step feeding system, in order to carry out single steel pipe conveying, the step feeding system is set as follows: the step feeding system comprises a second frame, a driving assembly and a plurality of step assemblies are sequentially arranged on the second frame along the length direction of the second frame, each step assembly comprises a fixed step plate and a movable step plate which are parallel to each other and vertically arranged, and the length directions of the fixed step plate and the movable step plate are all arranged along the conveying direction of the step feeding system; the upper side surfaces of the fixed step plate and the movable step plate are respectively provided with a corresponding inclined surface, and the lower ends of the inclined surfaces are close to the vibrating screen material roller table mechanism; the inclined plane comprises a plurality of steps which are sequentially arranged from bottom to top, and the bottom edge of each step is a bevel edge which is far away from the vibrating screen material roller table mechanism and is inclined downwards; the driving assembly is used for driving the movable step plate to lift, and the fixed step plate and a plurality of steps on the movable step plate are staggered.

In the scheme, a plurality of ladder components are sequentially arranged along the length direction of the second frame, each ladder component comprises a fixed ladder plate and a movable ladder plate which are parallel to each other, the fixed ladder plate is fixed on the second frame, the inclined surfaces of the fixed ladder plate and the movable ladder plate are provided with a plurality of corresponding ladders, when a steel pipe transversely rolls onto the ladder at the lowest position of the fixed ladder plate, the ladders on the fixed ladder plate and the movable ladder plate are staggered with each other, namely, the upper end point of the inclined edge of one ladder of the fixed ladder plate is positioned between the two ends of the inclined edge of the corresponding ladder in the movable ladder plate in the vertical direction; therefore, when the driving component drives the movable step plate to move upwards, one steel pipe at the bottommost part of the fixed step plate can be brought to the step at the bottommost part of the movable step plate, the steel pipe can automatically roll to the middle position of the inclined edge because the bottom of the step is the inclined edge, when the lower end of the inclined edge of the bottommost step of the movable step plate is just positioned at the upper end of the inclined edge of the penultimate step of the fixed step plate, the steel pipe can continuously roll to the middle position of the inclined edge of the penultimate step, and when the movable step plate moves downwards, the steel pipe can completely roll to the inner side of the penultimate step; and repeating the steps to finish the single progressive conveying of the steel pipes.

Further, as a specific implementation manner for driving the movable step plate to lift, it is set as follows: a large gear which is parallel and rotationally connected is also arranged between the fixed step plate and the movable step plate, and the driving assembly is used for driving the large gear to rotate around the axis of the large gear; the side surface of the movable stepped plate is provided with a transverse strip through hole and a vertical strip through hole, the side surface of the large gear is provided with an eccentric sliding column, and the eccentric sliding column extends into the transverse strip through hole and is in sliding connection with the transverse strip through hole; the length of the transverse strip through hole is larger than or equal to the rotation diameter of the eccentric sliding column; the fixed step plate is also connected with a limiting shaft, the limiting shaft longitudinally penetrates through the vertical long strip through hole, and the diameter of the limiting shaft is smaller than the width of the vertical long strip through hole; in this scheme, the gear wheel is located between moving the step board and deciding the step board, and one side is rotated with deciding the step board through the bearing and is connected, and the gear wheel opposite side has eccentric cylinder, and eccentric cylinder stretches out in the horizontal rectangular through-hole to can slide in horizontal rectangular through-hole, and spacing axle then is located vertical rectangular through-hole, at gear wheel rotatory in-process, drive eccentric cylinder and rotate, at eccentric cylinder's rotatory in-process, because spacing effect of spacing axle, make the step board only reciprocate, and eccentric cylinder then slides in horizontal rectangular through-hole.

Further, as a specific implementation manner of driving the large gear to rotate, it is set as follows: the driving assembly comprises a rotating motor, the limiting shaft is connected with the output end of the rotating motor, and the plurality of fixed step plates are connected with the limiting shaft through first bearings; a pinion is sleeved on the limiting shaft between the fixed step plate and the movable step plate, and the pinion is meshed with the large gear; the pinion and the large gear are meshed with each other, so that the large gear is driven to rotate, and meanwhile, the function of the speed reducer can be achieved.

Further, for more convenient receiving and conveying of the steel pipe, the device is as follows: the lower end of the fixed step plate is provided with a receiving plate extending towards one side of the vibrating screen material roller table mechanism, and the upper end surface of the receiving plate is inclined downwards towards the direction away from the vibrating screen material roller table mechanism; the upper end of the fixed step plate is provided with an output plate extending towards one side of the automatic quantitative feeding system, and the upper end surface of the output plate is inclined downwards towards the direction close to the automatic quantitative feeding system; namely, through the receiving plate extending to the vibrating screen material roller table mechanism, the conveying gap between the two stations can be avoided through lengthening the receiving plate; similarly, through extending to automatic ration feeding system's output board, through extension length, can avoid appearing carrying the clearance between two stations.

In the above-mentioned scheme, carry out the process of single pay-off, be convenient for in order to can be according to the production order to carry the steel pipe of appointed quantity to carry out processing production, consequently, in order to count the steel pipe, and control and carry quantity, set up to: the automatic quantitative feeding system is positioned at one side of the step feeding system; the automatic quantitative feeding system comprises a third rack, a plurality of first inclined rods are arranged on the third rack, the first inclined rods are arranged along the length direction of the third rack and are used for receiving a plurality of steel pipes, and the first inclined rods are transversely arranged and incline downwards towards a direction close to the feeding conveying roller table; a stop block is arranged at the lower end of the first inclined rod and used for propping against a steel pipe on the first inclined rod; the lower end of the first inclined rod is also provided with a jacking component and a counting sensor, the counting sensor is used for counting, and the jacking component is used for jacking the steel pipe on the first inclined rod out of the stop block and sending the steel pipe to the feeding conveying roller table; a second inclined rod is further arranged at the other end of each first inclined rod, and the inclined directions of the second inclined rod and the first inclined rod are the same; in the scheme, steel pipes conveyed on a step feeding system can fall on a first inclined rod and automatically roll to a lower end position on the first inclined rod, and as a stop block is arranged at the lower end position of the first inclined rod, the steel pipes are blocked by the stop block, a counting sensor counts at the moment and starts a jacking assembly to jack up the steel pipes close to the stop block upwards, so that the stop block is jacked out, the steel pipes fall on a second inclined rod, the counting sensor is used for calculating the number of the steel pipes jacked out by the jacking assembly, and when the number of the steel pipes reaches a specified number, jacking of a jacking device is stopped; since the second inclined rod is inclined toward the upper feed roller, the steel pipe on the second inclined rod automatically rolls off and is fed to the upper feed roller.

Further, as a specific implementation manner of the jacking component, the following is set: the jacking assembly comprises a first air cylinder and a hinged plate, one end of the hinged plate is hinged to the third rack, and the hinged plate is positioned at one side of the lower end of the first inclined rod; the first air cylinder is positioned below the hinged plate and hinged on the third rack, and the output end of the first air cylinder is hinged with the other end of the hinged plate; the other end of the hinged plate is positioned below the steel pipe closest to the stop block; the first air cylinder is used for driving the other end of the hinged plate to lift; in this scheme, when starting drive assembly, can control first cylinder and stretch out, make first cylinder drive the articulated slab and upwards rotate, the other end of articulated slab upwards withstands the steel pipe this moment to with the ejecting dog of steel pipe, because the upside of articulated slab is the inclined plane this moment, the steel pipe then can slant roll down, withdraws the articulated slab this moment, and the steel pipe then can fall on the second inclined rod.

Further, when the steel pipe automatically rolls down onto the feeding transfer roller table, the same inclined surface needs to be provided to receive the steel pipe, and therefore, the following is set: the feeding conveying roller table is positioned at one side of the automatic quantitative feeding system; the conveying surface of the feeding conveying roller table is provided with a plurality of movable plates, and the movable plates are uniformly distributed along the conveying direction of the conveying surface and are vertically arranged perpendicular to the conveying direction; one end of the movable plate is hinged to one side of the conveying surface and is positioned below the conveying surface; the other end of the movable plate extends out of the other side of the conveying surface, and the conveying surface is provided with a mounting groove for placing the movable plate; one side of the feeding conveying roller table, which is close to the automatic quantitative feeding system, is provided with a push rod and a plurality of second air cylinders, wherein the second air cylinders are hinged on the feeding conveying roller table and are positioned below the conveying surface, and the second air cylinders are sequentially arranged along the conveying direction of the conveying surface; the other ends of the second cylinders are hinged with the pushing rods; the pushing rod is arranged along the conveying direction of the conveying surface; the second cylinder is used for driving the pushing rod to lift, and the pushing rod is used for pushing the other end of the movable plate to lift.

In the scheme, the feeding conveying roller table comprises a fourth rack, a plurality of second cylinders are hinged below one side, close to the automatic quantitative feeding system, of the feeding conveying roller table, the output ends of the second cylinders are hinged with the pushing rods, and the pushing rods can be driven to lift by the expansion and contraction of the second cylinders; the movable plate is positioned in the mounting groove of the transmission surface, one end of the movable plate is hinged on the transmission roller table, the other end of the movable plate is positioned above the pushing rod, when the pushing rod moves upwards, the movable plate is pushed to rotate upwards, so that the movable plate extends out of the transmission surface, an inclined receiving surface can be formed by the movable plate, steel pipes conveyed by the automatic quantitative feeding system are received, when a certain number of steel pipes are received, two cylinders of the steel pipes are retracted, the movable plate rotates downwards and falls back into the mounting groove, a plurality of steel pipes can be positioned on the transmission surface, and the steel pipes are conveyed forwards through the transmission surface; through the movable plate that stretches out, can prevent that the steel pipe from directly falling on the conveying face.

In the scheme, as a concrete implementation mode for automatically distributing the steel pipe to the next station, the steel pipe automatic conveying and distributing roller table is provided with a plurality of distributing assemblies on the conveying surface of the automatic conveying and distributing roller table, and the distributing assemblies are uniformly distributed along the conveying direction of the conveying surface; the distribution assembly comprises a first lifting plate and a second lifting plate, and the first lifting plate and the second lifting plate are vertically arranged and are perpendicular to the conveying direction of the conveying surface; the upper ends of the first lifting plate and the second lifting plate are respectively provided with inclined planes which incline towards the two sides of the automatic conveying and distributing roller table; the conveying surface is provided with a movable groove for the first lifting plate and the second lifting plate to move, and two sides of the movable groove are provided with sliding rails which are in sliding connection with the first lifting plate and the second lifting plate; the bottoms of the first lifting plate and the second lifting plate are respectively provided with a third air cylinder, and a plurality of third air cylinders are used for driving the upper ends of the first lifting plate and the second lifting plate to extend out of the conveying surface; in the scheme, a first lifting plate and a second lifting plate are arranged on a conveying surface, when a feeding conveying roller table conveys steel pipes to an automatic conveying and distributing roller table, the first lifting plate and the second lifting plate are arranged in a movable groove and positioned below the conveying surface, and when the steel pipes are conveyed in place, a third cylinder is driven at the moment, so that the first lifting plate or the second lifting plate is driven to move upwards and stretch out of the conveying surface; when the first lifting plate is driven to move upwards, the top of the first lifting plate is provided with an inclined plane inclined towards one side of the automatic conveying and distributing roller table, so that a plurality of steel pipes roll down to one side station, when one side station is full of materials, the first lifting plate is retracted, the second lifting plate is driven to move upwards, and a plurality of steel pipes roll down to the other side station; therefore, the feeding conveying roller table conveys the whole channel steel pipe to the automatic conveying and distributing roller table, and can turn the whole channel steel pipe to the next stations on two sides, and can automatically distribute turning according to the situation of full and lack of material at the stations on two sides.

Further, a feeding method of the automatic steel pipe raw material feeding system comprises the following steps:

s1: placing a plurality of bundles of steel pipes on the vibrating screen material roller table mechanism, vibrating the bundles of steel pipes through vibration of the vibrating screen material roller table mechanism, and rolling the vibrated bundles of steel pipes onto a step feeding system at one side;

s2: the single steel pipe of the step feeding system is sequentially conveyed into an automatic quantitative feeding system;

s3: the automatic quantitative feeding system counts the steel pipes, stops the conveying of the step feeding system when the steel pipes reach the preset number, and conveys the quantitative steel pipes to a feeding conveying roller table;

s4: the feeding conveying roller table conveys quantitative steel pipes into the automatic conveying and distributing roller table;

s5: after the automatic conveying and distributing roller table receives a plurality of steel pipes, the steel pipes are distributed towards two sides of the automatic conveying and distributing roller table according to the situation that the two sides are full or lack of material, and then the steel pipes are conveyed to the next station.

Compared with the prior art, the invention has the following advantages and beneficial effects:

1. the invention provides an automatic steel pipe raw material feeding system and a control method thereof.

2. The invention provides an automatic steel pipe raw material feeding system and a control method thereof.

Drawings

In order to more clearly illustrate the technical solutions of the exemplary embodiments of the present invention, the drawings that are needed in the examples will be briefly described below, it being understood that the following drawings only illustrate some examples of the present invention and therefore should not be considered as limiting the scope, and that other related drawings may be obtained from these drawings without inventive effort for a person skilled in the art. In the drawings:

fig. 1 is a schematic structural diagram of an automatic steel pipe raw material feeding system according to an embodiment of the present invention;

FIG. 2 is an enlarged view at A of one embodiment provided by the present invention;

FIG. 3 is a schematic diagram of a vibrating screen material roller table mechanism according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a step feeding system according to an embodiment of the present invention;

FIG. 5 is an enlarged view at B of one embodiment provided by the present invention;

FIG. 6 is an enlarged view at C of one embodiment provided by the present invention;

fig. 7 is a schematic structural diagram of a limiting plate according to an embodiment of the present invention;

FIG. 8 is a schematic structural diagram of an automatic quantitative feeding system according to an embodiment of the present invention;

FIG. 9 is an enlarged view at D of one embodiment provided by the present invention;

FIG. 10 is a top view of an automated quantitative feeding system according to one embodiment of the present invention;

FIG. 11 is a front elevation view of an automatic quantitative feeding system according to an embodiment of the present invention;

FIG. 12 is a post-measurement of an automatic quantitative feeding system according to one embodiment of the present invention;

fig. 13 is a schematic structural view of a feeding roller table according to an embodiment of the present invention;

FIG. 14 is an enlarged view of point F of one embodiment provided by the present invention;

FIG. 15 is a schematic view of an automated transfer and distribution roll stand according to one embodiment of the present invention;

FIG. 16 is an enlarged view at G of one embodiment provided by the present invention;

FIG. 17 is a cross-sectional view of an automated transfer and distribution roll stand in accordance with one embodiment of the present invention.

In the drawings, the reference numerals and corresponding part names:

1-a vibrating screen material roller table mechanism, 100-a first frame, 101-a bearing surface, 102-a vibrating screen, 103-a vibrating motor, 2-a step feeding system, 201-a second frame, 202-a step fixing plate, 203-a step moving plate, 204-a step, 205-a rotating motor, 206-a pinion, 207-a limit shaft, 208-a large gear, 209-a transverse strip through hole, 210-a vertical strip through hole, 211-an eccentric strut, 212-a receiving plate, 213-an output plate, 214-a first driven shaft, 215-a limit plate, 2151-a first connecting plate, 2152-a second connecting plate, 2153-an extending plate, 216-fixed shaft, 3-automatic quantitative feeding system, 301-third rack, 302-first inclined rod, 303-stop block, 304-first cylinder, 305-hinged plate, 306-second inclined rod, 307-second driven shaft, 308-first transmission block, 309-second transmission block, 310-support panel, 311-adjusting bolt, 312-long strip hole, 4-feeding conveying roller table, 400-fourth rack, 401-movable plate, 402-second cylinder, 403-push rod, 5-automatic conveying and distributing roller table, 501-first lifting plate, 502-second lifting plate, 503-third cylinder.

Detailed Description

For the purpose of making apparent the objects, technical solutions and advantages of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present invention and the descriptions thereof are for illustrating the present invention only and are not to be construed as limiting the present invention.

Example 1: as shown in fig. 1 and 2, embodiment 1 provides an automatic steel pipe raw material feeding system, which comprises a vibrating screen roller table mechanism 1, a step feeding system 2, an automatic quantitative feeding system 3, a feeding conveying roller table 4 and an automatic conveying and distributing roller table 5;

the vibrating screen material roller table mechanism 1 is positioned at one side of the step feeding system 2 and sequentially conveys a plurality of steel pipes to the step feeding system 2 through vibration;

the step feeding system 2 is used for sequentially conveying single steel pipes to the automatic quantitative feeding system 3;

the automatic quantitative feeding system 3 is used for controlling the quantity of the steel pipes to be conveyed and conveying the quantitative steel pipes to the feeding conveying roller table 4;

the feeding conveying roller table 4 is used for conveying quantitative steel pipes to the automatic conveying and distributing roller table 5;

the automatic conveying and distributing roller table 5 is used for distributing quantitative steel pipes towards the two sides of the automatic conveying and distributing roller table.

Compared with the prior art, the automatic steel pipe feeding section has low automation degree, plays a key role in continuous production of deep processing of steel pipes, is basically and completely operated by semi-manpower, has low feeding efficiency and often solves the problem of insufficient supply of steel pipe raw materials. In the concrete scheme, the automatic quantitative feeding device comprises a vibrating screen material roller table mechanism 1, a ladder feeding system 2, an automatic quantitative feeding system 3, a feeding conveying roller table 4 and an automatic conveying and distributing roller table 5 which are sequentially connected, and in actual operation, firstly, a plurality of bundles of steel pipes are placed on the vibrating screen material roller table mechanism 1, and the bundles of steel pipes are vibrated and dispersed through vibration of the vibrating screen material roller table mechanism 1, and the vibrated and dispersed steel pipes roll on the ladder feeding system 2 at one side; the single steel pipe of the step feeding system 2 is sequentially conveyed into the automatic quantitative feeding system 3; the automatic quantitative feeding system 3 counts the steel pipes, stops the conveying of the step feeding system 2 when the steel pipes reach the preset quantity, and conveys the quantitative steel pipes to the feeding conveying roller table 4; the feeding conveying roller table 4 conveys quantitative steel pipes into an automatic conveying and distributing roller table 5; after the automatic conveying and distributing roller table 5 receives a plurality of steel pipes, the steel pipes are distributed towards the two sides of the automatic conveying and distributing roller table according to the full or lack condition of the two sides, and then the automatic conveying and distributing roller table is conveyed to the next station.

Example 2: as shown in fig. 3, this embodiment 2 is further optimized on the basis of embodiment 1, and a specific implementation form of the vibrating screen material roller table mechanism 1 is provided.

In this embodiment, when vibrating the bundled steel tube, there may be some steel tubes that will not roll to the step feeding system 2 automatically, so that all steel tubes cannot be transported, therefore, in order to make all steel tubes enter the step feeding system 2 completely, it is set as: the vibrating screen material roller table mechanism 1 comprises a first frame 100, wherein a bearing surface 101 for bearing a steel pipe is arranged on the first frame 100, and the bearing surface 101 is obliquely arranged towards one side; a plurality of vibrating screens 102 are arranged on the bearing surface 101 along the length direction of the first frame 100, and a vibrating motor 103 is connected to the bottom of each vibrating screen 102; in this scheme, drive shale shaker 102 vibration through vibrating motor 103, the bundle steel pipe is placed on shale shaker 102, and the vibration process can vibrate a plurality of steel pipes and scatter, after vibrating, because loading face 101 and shale shaker 102 slope set up, only need provide less inclination, a plurality of steel pipes just can roll under self action of gravity to the ladder feeding system 2 autoloading of one side.

Example 3: as shown in fig. 4-7, this embodiment 3 is further optimized on the basis of embodiment 2, and a specific implementation manner of the step feeding system 2 is provided.

In this embodiment, in order to carry out single steel pipe transportation, it is set to: the step feeding system 2 comprises a second frame 201, a driving assembly and a plurality of step 204 assemblies are sequentially arranged on the second frame 201 along the length direction of the second frame, each step 204 assembly comprises a fixed step plate 202 and a movable step plate 203 which are mutually parallel and vertically arranged, and the length directions of the fixed step plates 202 and the movable step plates 203 are all arranged along the conveying direction of the step feeding system 2; the upper side surfaces of the fixed step plate 202 and the movable step plate 203 are respectively provided with a corresponding inclined surface, and the lower ends of the inclined surfaces are close to the vibrating screen material roller table mechanism 1; the inclined plane comprises a plurality of steps 204 which are sequentially arranged from bottom to top, and the bottom edge of each step 204 is a bevel edge which is far away from the vibrating screen material roller table mechanism 1 and is inclined downwards; the driving assembly is used for driving the movable step plate 203 to lift, and the fixed step plate 202 and the plurality of steps 204 on the movable step plate 203 are staggered with each other.

In this scheme, a plurality of ladder 204 assemblies are sequentially arranged along the length direction of the second frame 201, each ladder 204 assembly comprises a fixed ladder plate 202 and a movable ladder plate 203 which are parallel to each other, the fixed ladder plate 202 is fixed on the second frame 201, the inclined surfaces of the fixed ladder plate 202 and the movable ladder plate 203 are provided with a plurality of corresponding ladders 204, when a steel pipe transversely rolls onto the ladder 204 at the lowest position of the fixed ladder plate 202, because the plurality of ladders 204 on the fixed ladder plate 202 and the movable ladder plate 203 are staggered with each other, namely, the end point of the inclined edge upper end of one ladder 204 of the fixed ladder plate 202 is positioned between the two ends of the inclined edge of the corresponding ladder 204 in the movable ladder plate 203 in the vertical direction; therefore, when the driving assembly drives the movable step plate 203 to move upwards, a steel pipe at the bottommost part of the fixed step plate 202 is brought to the step 204 at the bottommost part of the movable step plate 203, and the steel pipe automatically rolls to the middle position of the inclined edge because the bottom of the step 204 is the inclined edge, when the lower end of the inclined edge of the bottommost step 204 of the movable step plate 203 is just positioned at the upper end of the inclined edge of the penultimate step 204 of the fixed step plate 202, the steel pipe continuously rolls to the middle position of the inclined edge of the penultimate step 204, and when the movable step plate 203 moves downwards, the steel pipe completely rolls to the inner side of the penultimate step 204; and repeating the steps to finish the single progressive conveying of the steel pipes.

Further, as a specific implementation manner of driving the movable step plate 203 to lift, it is set as follows: a large gear 208 which is parallel and rotationally connected is also arranged between the fixed step plate 202 and the movable step plate 203, and the driving assembly is used for driving the large gear 208 to rotate around the axis of the driving assembly; the side surface of the movable step plate 203 is provided with a transverse strip through hole 209 and a vertical strip through hole 210, the side surface of the large gear 208 is provided with an eccentric sliding column 211, and the eccentric sliding column 211 extends into the transverse strip through hole 209 and is in sliding connection with the transverse strip through hole 209; the length of the transverse strip through hole 209 is greater than or equal to the rotation diameter of the eccentric sliding column 211; a limiting shaft 207 is further connected to the stepped plate 202, the limiting shaft 207 longitudinally passes through the vertical long strip through hole 210, and the diameter of the limiting shaft 207 is smaller than the width of the vertical long strip through hole 210; in this scheme, gear wheel 208 is located between moving step plate 203 and the fixed step plate 202, and one side is rotated through bearing and fixed step plate 202 and is connected, and gear wheel 208 opposite side has eccentric cylinder, and eccentric cylinder stretches out in the horizontal rectangular through-hole 209 to can slide in horizontal rectangular through-hole 209, and spacing axle 207 then is located vertical rectangular through-hole 210, in the rotatory in-process of gear wheel 208, drives eccentric cylinder and rotates, in the rotatory in-process of eccentric cylinder, because the spacing effect of spacing axle 207, makes moving step plate 203 only reciprocate, and eccentric cylinder then slides in horizontal rectangular through-hole 209.

Further, as a specific implementation way of driving the large gear 208 to rotate, it is set as follows: the driving assembly comprises a rotating motor 205, the limiting shaft 207 is connected with the output end of the rotating motor 205, and a plurality of fixed step plates 202 are connected with the limiting shaft through first bearings; a pinion 206 is further sleeved on the limiting shaft 207 between the fixed step plate 202 and the movable step plate 203, and the pinion 206 is meshed with the large gear 208; i.e. by the mutual engagement of the pinion 206 and the gearwheel 208, the reducer effect is achieved while the gearwheel 208 is driven into rotation.

In this embodiment, in order to reduce the number of motors, a transmission system is established and set to: the first driven shaft 214 is further included, and two ends of the first driven shaft 214 are respectively and coaxially connected between two adjacent large gears 208; both ends of the first driven shaft 214 are connected with the movable step plates 203 at both ends through a second bearing; adjacent two of the large gears 208 are located on opposite inner sides; this scheme can be through setting up first driven shaft 214 between two adjacent bull gears 208 to make one bull gear 208 drive another bull gear 208 synchronous rotation, every two ladder 204 subassembly are a set of, and an output of accessible motor drives two ladder 204 subassembly motions simultaneously this moment, if the motor opposite side also has the output, can drive four ladder 204 subassembly motions in both sides simultaneously, thereby reduces the motor and uses quantity through the driven mode.

In the above-mentioned scheme, when the eccentric strut 211 slides in the transverse elongated hole, if the movable step plate 203 is offset, the eccentric strut 211 is easily separated from the transverse elongated hole, so, in order to avoid the eccentric strut 211 from being laterally separated, the following steps are set: the end of the eccentric sliding column 211 away from the large gear 208 is a large-diameter end, and the diameter of the large-diameter end is larger than the width of the transverse strip through hole 209; this scheme is through setting up big footpath end to restrict horizontal rectangular hole in, wherein big footpath end can be for welding the tip at the upper end, perhaps adopts detachable bolt to connect.

In the above-mentioned scheme, if only the eccentric strut 211 and the large diameter end thereof limit the position of the movable step plate 203, the movable step plate 203 will also easily deflect longitudinally during operation, and therefore, to brake the step plate 203 at the upper limit in the longitudinal direction, it is provided that: the limiting plate 215 comprises a first connecting plate 2151 and a second connecting plate 2152, the first connecting plate 2151 and the second connecting plate 2152 are parallel to the movable step plate 203 and clamp the movable step plate 203 inside, the second connecting plate 2152 is connected with the fixed step plate 202, the first connecting plate 2151 and the second connecting plate 2152 are connected through bolts, and the bolts are positioned in the vertical strip through holes 210; in this scheme, the first connection plate 2151 and the second connection plate 2152 clamp the movable step plate 203, and a movable gap is left in the clamping surface, so that the movable step plate 203 can be prevented from deflecting towards two sides while the movable step plate 203 moves up and down; a plurality of bolts can be arranged in the vertical direction between the first connecting plate 2151 and the second connecting plate 2152, the bolts penetrate through the vertical long through holes 210 to connect the first connecting plate 2151 and the second connecting plate 2152, and at the moment, the limiting plates 215 and the limiting shafts 207 are both kept in fixed relative positions, so that vertical movement is limited by the limiting shafts 207, lateral movement is limited by the eccentric slide posts 211, longitudinal movement is limited by the limiting plates 215, and the longitudinal direction is the length direction of the second rack 201.

In the above-mentioned scheme, since the installation width of the large gear 208 needs to be set aside between the movable step plate 203 and the fixed step plate 202, the installation width is large, so, in order to connect the second connection plate 2152 to the movable step plate 203, it is set to: an extension plate 2153 is fixed to the second connection plate 2152, and the extension plate 2153 extends toward the fixed step plate 202 and is connected to the fixed step plate 202.

In the above-described embodiment, if the fixed step plate 202 is restricted only by the restricting shaft 207, the fixed step plate 202 is inevitably misaligned or rotated, and therefore, provided is: the device further comprises a plurality of fixed shafts 216, wherein the fixed shafts 216 are arranged along the length direction of the second rack 201, and each fixed shaft 216 is fixedly connected with the plurality of stepped plates 202; a number of stationary shafts 216 may be connected to the stepped plate 202 in a triangular point.

Further, for more convenient receiving and conveying of the steel pipe, the device is as follows: a receiving plate 212 extending toward one side of the vibrating screen material roller table mechanism 1 is provided at the lower end of the fixed step plate 202, and the upper end surface of the receiving plate 212 is inclined downward in a direction away from the vibrating screen material roller table mechanism 1; the upper end of the fixed step plate 202 is provided with an output plate 213 extending towards one side of the automatic quantitative feeding system 3, and the upper end surface of the output plate 213 is inclined downwards towards the direction close to the automatic quantitative feeding system 3; namely, by extending the receiving plate 212 to the vibrating screen material roller table mechanism 1, the conveying gap between the two stations can be avoided by lengthening the length; similarly, by extending the output plate 213 to the automatic quantitative feeding system 3, by lengthening the length, the occurrence of a conveying gap between the two stations can be avoided.

Example 4: as shown in fig. 8-12, this embodiment 4 is further optimized on the basis of embodiment 3, and a specific implementation form of the automatic quantitative feeding system 3 is provided.

In this embodiment, the process of single feeding is performed, so that in order to be able to convey a specified number of steel pipes for processing production according to a production order, therefore, in order to count the steel pipes and control the conveyance number, it is set to: the automatic quantitative feeding system 3 is positioned at one side of the step feeding system 2; the automatic quantitative feeding system 3 comprises a third rack 301, wherein a plurality of first inclined rods 302 are arranged on the third rack 301, the plurality of first inclined rods 302 are arranged along the length direction of the third rack 301 and are used for receiving a plurality of steel pipes, and the first inclined rods 302 are transversely arranged and incline downwards towards the direction close to the feeding conveying roller table 4; a stop block 303 is arranged at the lower end position of the first inclined rod 302, and the stop block 303 is used for abutting against a steel pipe on the first inclined rod 302; the lower end position of the first inclined rod 302 is also provided with a jacking component and a counting sensor, the counting sensor is used for counting, and the jacking component is used for jacking the steel pipe on the first inclined rod 302 out of the stop block 303 and sending the steel pipe to the feeding conveying roller table 4; a second inclined rod 306 is further arranged at the other end of each first inclined rod 302, and the inclined directions of the second inclined rod 306 and the first inclined rod 302 are the same; in the scheme, steel pipes conveyed on the step feeding system 2 can fall on a first inclined rod 302 and automatically roll to a lower end position on the first inclined rod 302, as a stop block 303 is arranged at the lower end position of the first inclined rod 302, the steel pipes are blocked by the stop block 303, a counting sensor counts the steel pipes, a jacking assembly is started at the same time of counting, the steel pipes close to the stop block 303 are jacked upwards, the stop block 303 is jacked, the steel pipes fall on a second inclined rod 306, the counting sensor is used for calculating the number of the steel pipes jacked by the jacking assembly, and when the number of the steel pipes reaches a specified number, jacking of the jacking device is stopped; since the second inclined rod 306 is inclined toward the feed conveyor 4, the steel pipe on the second inclined rod 306 automatically rolls off and is conveyed to the feed conveyor 4.

Further, as a specific implementation manner of the jacking component, the following is set: the jacking assembly comprises a first air cylinder 304 and a hinged plate 305, wherein one end of the hinged plate 305 is hinged on the third rack 301 and is positioned on one side of the lower end of the first inclined rod 302; the first air cylinder 304 is positioned below the hinge plate 305, the first air cylinder 304 is hinged on the third rack 301, and the output end of the first air cylinder 304 is hinged with the other end of the hinge plate 305; the other end of the hinged plate 305 is positioned below the steel pipe closest to the stop block 303; the first cylinder 304 is used for driving the other end of the hinged plate 305 to lift; in this scheme, when starting drive assembly, can control first cylinder 304 and stretch out, make first cylinder 304 drive articulated slab 305 upwards rotate, the other end of articulated slab 305 upwards withstands the steel pipe this moment to with the ejecting dog 303 of steel pipe, because the up flank of articulated slab 305 is the inclined plane this moment, the steel pipe then can slant roll down, withdraws articulated slab 305 this moment, and the steel pipe then can fall on second inclined rod 306.

In the above scheme, if the hinge plate 305 rotates by a larger angle, the other end of the hinge plate 305 is located above the first inclined rod 302, so that the steel pipe on the first inclined rod 302 continues to roll, and the hinge plate 305 is blocked from resetting, so that in order to prevent the other end of the hinge plate 305 from separating from the first inclined rod 302, the arrangement is as follows: the other end of the hinged plate 305 extends downwards, and the lower end of the extending end is hinged with the output end of the first cylinder 304; in this scheme, through the length of extension articulated slab 305's the other end to in articulated slab 305 rotation in-process, the other end of articulated slab 305 can block a plurality of steel pipes to roll down all the time.

Further, the other end of the hinge plate 305 is arc-shaped; by providing an arcuate end, the other end of hinge plate 305 is blocked by the arcuate surface and contacts the steel pipe, avoiding striking the steel pipe.

In this embodiment, to reduce the number of use of the first cylinders 304, a transmission mechanism is formed and configured to: the device further comprises a second driven shaft 307, a plurality of first transmission blocks 308 and a plurality of second transmission blocks 309, wherein the second driven shaft 307 is arranged along the length direction of the third rack 301, and is rotatably connected to the third rack 301: the second driven shaft 307 can rotate around the axis of the second driven shaft 307, and a first transmission block 308 and a second transmission block 309 are arranged below each hinged plate 305; the output end of the first cylinder 304, one end of the first transmission block 308 and one end of the second transmission block 309 are all hinged at one point at the position of the first cylinder 304; the other end of the first transmission block 308 is fixedly sleeved on the second driven shaft 307; the other end of the second transmission block 309 is hinged with the other end of the hinged plate 305; the first drive block 308 and the hinge plate 305 rotate in opposite directions.

In this solution, the first transmission block 308, the second transmission block 309, the first cylinder 304 and the hinge block all rotate in the same plane; the first transmission block 308 forms an included angle with the first cylinder 304 and the second transmission block 309 respectively; when the output end of the first cylinder 304 extends, the first cylinder 304 is driven to rotate, the first cylinder 304 drives the second transmission block 309 to move upwards and rotate, and then the second transmission block 309 drives the hinge plate 305 to rotate; during the passing process, the first transmission block 308 rotates to drive the second transmission shaft to rotate, and the rotation of the second transmission shaft drives the rest of the second transmission blocks 309 to rotate, so as to realize the synchronous movement of the hinge plates 305; in the above scheme, the number of the first cylinders 304 can be reduced as much as possible, and the plurality of hinge plates 305 are driven to synchronously lift up by one first cylinder 304.

In this embodiment, a plurality of bearing seats are disposed on the third rack 301, and the second driven shafts 307 are all connected to a plurality of bearing seats.

In this embodiment, a support panel 310 is welded on the third frame 301 below the first cylinder 304, and the first cylinder 304 is hinged to the support panel 310; the mounting location for the first cylinder 304 is provided by the large planar surface of the support panel 310.

In this embodiment, to preliminarily adjust the support blocking position of the stopper 303, it is set to: a side plate is arranged on one side of the first inclined rod 302, which is close to the stop block 303, an adjusting bolt 311 is connected to the side plate in a threaded manner, the adjusting bolt 311 is arranged along the length direction of the first inclined rod 302, and is used for adjusting the stop block 303 to move along the length of the first inclined rod 302; the stop 303 is provided with a strip hole 312 along the length direction of the first inclined rod 302; the side of the first inclined rod 302, which is close to the stop block 303, is provided with a screwed bolt, and the bolt passes through the strip hole 312; the end of the adjusting bolt 311 is in threaded connection with one end of the stop block 303; in this scheme, because adjusting bolt 311 and dog 303 screw-thread fit, then when rotating adjusting bolt 311, through the spacing of rectangular hole 312 to drive dog 303 and remove along first hang lever 302 length direction, remove the back in place, lock screw thread and adjusting bolt 311 on rectangular hole 312.

Example 5: as shown in fig. 13 and 14, this embodiment 5 is further optimized on the basis of embodiment 4, and a specific implementation form of the feeding conveyor roll table 4 is provided.

In this embodiment, when the steel pipe automatically rolls onto the feeding transfer roller table 4, the same inclined surface needs to be provided to receive the steel pipe, and therefore, the following is set: the feeding conveying roller table 4 is positioned at one side of the automatic quantitative feeding system 3; the conveying surface of the feeding conveying roller table 4 is provided with a plurality of movable plates 401, and the movable plates 401 are uniformly distributed along the conveying direction of the conveying surface and are vertically arranged perpendicular to the conveying direction; one end of the movable plate 401 is hinged to one side of the conveying surface and is positioned below the conveying surface; the other end of the movable plate 401 extends out of the other side of the conveying surface, and the conveying surface is provided with a mounting groove for placing the movable plate 401; one side of the feeding conveying roller table 4, which is close to the automatic quantitative feeding system 3, is provided with a push rod 403 and a plurality of second air cylinders 402, wherein the plurality of second air cylinders 402 are hinged on the feeding conveying roller table 4 and are positioned below the conveying surface, and the plurality of second air cylinders 402 are sequentially arranged along the conveying direction of the conveying surface; the other ends of the second cylinders 402 are hinged with the pushing rods 403; the push rod 403 is disposed along the conveying direction of the conveying surface; the second cylinder 402 is configured to drive the pushing rod 403 to lift, and the pushing rod 403 is configured to push the other end of the movable plate 401 to lift.

In the scheme, the feeding conveying roller table 4 comprises a fourth frame 400, a plurality of second air cylinders 402 are hinged below one side of the feeding conveying roller table 4, which is close to the automatic quantitative feeding system 3, the output ends of the second air cylinders 402 are hinged with pushing rods 403, and the pushing rods 403 can be driven to lift by the expansion and contraction of the second air cylinders 402; wherein the movable plate 401 is positioned in the mounting groove of the transmission surface, one end of the movable plate 401 is hinged on the transmission roller table, the other end of the movable plate is positioned above the pushing rod 403, when the pushing rod 403 moves upwards, the movable plate 401 is pushed to rotate upwards, so that the movable plate 401 extends out of the transmission surface, the movable plate 401 can form an inclined receiving surface, thereby receiving the steel pipes conveyed by the automatic quantitative feeding system 3, when a certain number of steel pipes are received, two cylinders of the steel pipes are retracted, at the moment, the movable plate 401 rotates downwards and falls back into the mounting groove, and a plurality of steel pipes can be positioned on the transmission surface and conveyed forwards through the transmission surface; by the protruding movable plate 401, the steel pipe can be prevented from falling directly onto the conveying surface.

Embodiment 6 as shown in fig. 15-17, this embodiment 6 is further optimized on the basis of embodiment 5, providing a specific implementation of the automatic transfer and distribution roll stand 5.

In this embodiment, as a specific implementation manner for automatically distributing the steel pipe to the next station, the automatic conveying and distributing roller table 5 is provided with a plurality of distributing components on a conveying surface, and the distributing components are uniformly distributed along the conveying direction of the conveying surface; the distribution assembly comprises a first lifting plate 501 and a second lifting plate 502, wherein the first lifting plate 501 and the second lifting plate 502 are vertically arranged and are perpendicular to the conveying direction of the conveying surface; the upper ends of the first lifting plate 501 and the second lifting plate 502 are respectively provided with inclined planes which incline towards the two sides of the automatic conveying and distributing roller table 5; the conveying surface is provided with a movable groove for the first lifting plate 501 and the second lifting plate 502 to move, and two sides of the movable groove are provided with sliding rails which are in sliding connection with the first lifting plate 501 and the second lifting plate 502; the bottoms of the first lifting plate 501 and the second lifting plate 502 are respectively provided with a third air cylinder 503, and a plurality of third air cylinders 503 are used for driving the upper ends of the first lifting plate 501 and the second lifting plate 502 to extend out of the conveying surface; in the scheme, a conveying surface is provided with a first lifting plate 501 and a second lifting plate 502, when a feeding conveying roller table 4 conveys steel pipes to an automatic conveying and distributing roller table 5, the first lifting plate 501 and the second lifting plate 502 are installed in a movable groove and are positioned below the conveying surface, and when the steel pipes are conveyed in place, a third air cylinder 503 is driven at the moment, so that the first lifting plate 501 or the second lifting plate 502 is driven to move upwards and extend out of the conveying surface; when the first lifting plate 501 is driven to move upwards, the top of the first lifting plate 501 is provided with an inclined plane inclined towards one side of the automatic conveying and distributing roller table 5, so that a plurality of steel pipes roll down to one side station, when one side station is full, the first lifting plate 501 is retracted, the second lifting plate 502 is driven to move upwards, and a plurality of steel pipes roll down to the other side station; therefore, the feeding conveying roller table 4 conveys the whole channel steel pipe to the automatic conveying and distributing roller table 5, can turn over the whole channel steel pipe to the next stations on two sides, and can automatically distribute and turn over materials according to the situation of full and lack of materials on the stations on two sides.

Example 7: the embodiment 7 provides a feeding method of an automatic steel pipe raw material feeding system, which comprises the following specific steps:

in actual operation, firstly, a plurality of bundles of steel pipes are placed on the vibrating screen material roller table mechanism 1, and the bundles of steel pipes are vibrated and dispersed through the vibrating motor 103 and the vibrating screen 102 by the vibration of the vibrating screen material roller table mechanism 1, and the vibrated and dispersed steel pipes automatically roll to the step feeding system 2 on one side through the inclined plane on the vibrating screen material roller table mechanism 1.

The receiving plate 212 of the step feeding system 2 receives a plurality of steel pipes and automatically rolls to the step 204 at the bottommost part of the fixed step plate 202, then the rotating motor 205 is driven to enable the eccentric sliding column 211 on the large gear 208 to slide in the transverse strip through hole 209, the movable step plate 203 moves up and down under the limiting action of the limiting shaft 207, in the up and down movement process, single steel pipes are gradually conveyed upwards through the mutually staggered steps 204, and finally the steel pipes are conveyed to the automatic quantitative feeding system 3 through the output plate 213.

The steel pipes enter a first inclined pipe in the automatic quantitative feeding system 3 and roll downwards to a stop block 303, then a counting sensor starts counting, a jacking assembly is started, the steel pipes close to the stop block 303 are jacked upwards, the stop block 303 is jacked out, the steel pipes are dropped on a second inclined rod 306, the counting sensor is used for calculating the number of the steel pipes jacked by the jacking assembly, and when the number of the steel pipes reaches a specified number, jacking of a jacking device is stopped; since the second inclined rod 306 is inclined toward the feed conveyor 4, the steel pipe on the second inclined rod 306 automatically rolls off and is conveyed to the feed conveyor 4.

The feeding and conveying roller table 4 starts a second air cylinder 402 to drive the movable plate 401 to rotate upwards to form an inclined plane for receiving steel pipes, a plurality of steel pipes fall on the upper end of the movable plate 401 and automatically roll down, when a certain number of steel pipes are reached, the automatic quantitative feeding system 3 stops conveying, the movable plate 401 is lowered to retract the movable plate 401, a plurality of steel pipes fall on the roller table at the moment, and accordingly the steel pipes are conveyed forwards on the roller table and conveyed to the automatic conveying and distributing roller table 5;

after the automatic conveying and distributing roller table 5 receives a plurality of steel pipes, the third air cylinder 503 is driven to drive the first lifting plate 501 to extend upwards, and at the moment, the plurality of steel pipes are all positioned on the first lifting plate 501 and roll down to a station on one side through an inclined plane facing one side; when the station on one side is full or the station on the other side is lack of material, the second lifting plate 502 is driven to extend upwards, and a plurality of steel pipes which are subsequently conveyed are located on the second lifting plate 502, so that the steel pipes roll down to the station on the other side.

The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the invention, and is not meant to limit the scope of the invention, but to limit the invention to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the invention are intended to be included within the scope of the invention.

Claims

1. The automatic steel pipe raw material feeding system is characterized by comprising a vibrating screen material roller table mechanism (1), a step feeding system (2), an automatic quantitative feeding system (3), a feeding conveying roller table (4) and an automatic conveying and distributing roller table (5);

the vibrating screen material roller table mechanism (1) is positioned at one side of the step feeding system (2) and sequentially conveys a plurality of steel pipes to the step feeding system (2) through vibration;

the step feeding system (2) is used for sequentially conveying single steel pipes to the automatic quantitative feeding system (3);

the automatic quantitative feeding system (3) is used for controlling the quantity of the steel pipes to be conveyed and conveying the quantitative steel pipes to the feeding conveying roller table (4);

the feeding conveying roller table (4) is used for conveying quantitative steel pipes to the automatic conveying and distributing roller table (5);

the automatic conveying and distributing roller table (5) is used for distributing quantitative steel pipes towards the two sides of the automatic conveying and distributing roller table;

the step feeding system (2) comprises a second frame (201), a driving assembly and a plurality of step assemblies are sequentially arranged on the second frame (201) along the length direction of the second frame, each step assembly comprises a fixed step plate (202) and a movable step plate (203) which are mutually parallel and vertically arranged, and the length directions of the fixed step plates (202) and the movable step plates (203) are all arranged along the conveying direction of the step feeding system (2); the upper side surfaces of the fixed step plate (202) and the movable step plate (203) are respectively provided with a corresponding inclined surface, and the lower ends of the inclined surfaces are close to the vibrating screen material roller table mechanism (1);

The inclined plane comprises a plurality of steps (204) which are sequentially arranged from bottom to top, and the bottom edge of each step (204) is a bevel edge which is far away from the vibrating screen material roller table mechanism (1) and inclines downwards;

the driving assembly is used for driving the movable step plate (203) to lift, and the fixed step plate (202) and a plurality of steps (204) on the movable step plate (203) are staggered;

a large gear (208) which is parallel and rotationally connected is also arranged between the fixed step plate (202) and the movable step plate (203), and the driving assembly is used for driving the large gear (208) to rotate around the axis of the driving assembly; the side surface of the movable step plate (203) is provided with a transverse strip through hole (209) and a vertical strip through hole (210), the side surface of the large gear (208) is provided with an eccentric sliding column (211), and the eccentric sliding column (211) stretches into the transverse strip through hole (209) and is in sliding connection with the transverse strip through hole (209); the length of the transverse strip through hole (209) is larger than or equal to the rotation diameter of the eccentric sliding column (211); still be connected with spacing axle (207) on deciding step board (202), spacing axle (207) vertically pass vertical rectangular through-hole (210), the diameter of spacing axle (207) is less than the width of vertical rectangular through-hole (210).

2. An automatic steel pipe raw material feeding system according to claim 1, wherein the vibrating screen material roller table mechanism (1) comprises a first frame (100), a bearing surface (101) for bearing steel pipes is arranged on the first frame (100), and the bearing surface (101) is obliquely arranged towards one side; a plurality of vibrating screens (102) are arranged on the bearing surface (101) along the length direction of the first frame (100), and a vibrating motor (103) is connected to the bottom of each vibrating screen (102).

3. The automatic steel pipe raw material feeding system according to claim 1, wherein the driving assembly comprises a rotating motor (205), the limiting shaft (207) is connected with the output end of the rotating motor (205), and a plurality of fixed step plates (202) are connected with the limiting shaft (207) through first bearings;

and a pinion (206) is further sleeved on the limiting shaft (207) between the fixed step plate (202) and the movable step plate (203), and the pinion (206) is meshed with the large gear (208).

4. An automatic steel pipe raw material feeding system according to claim 1, characterized in that the automatic quantitative feeding system (3) is located at one side of the step feeding system (2); the automatic quantitative feeding system (3) comprises a third rack (301), wherein a plurality of first inclined rods (302) are arranged on the third rack (301), the plurality of first inclined rods (302) are arranged along the length direction of the third rack (301) and are used for receiving a plurality of steel pipes, and the first inclined rods (302) are transversely arranged and incline downwards towards the direction close to the feeding conveying roller table (4); a stop block (303) is arranged at the lower end position of the first inclined rod (302), and the stop block (303) is used for abutting against a steel pipe on the first inclined rod (302); the lower end position of the first inclined rod (302) is also provided with a jacking component and a counting sensor, the counting sensor is used for counting, and the jacking component is used for jacking the steel pipe on the first inclined rod (302) out of the stop block (303) and sending the steel pipe to the feeding conveying roller table (4);

A second inclined rod (306) is further arranged at the other end of each first inclined rod (302), and the inclined directions of the second inclined rods (306) and the inclined directions of the first inclined rods (302) are the same.

5. The automatic steel pipe raw material feeding system according to claim 4, wherein the jacking assembly comprises a first cylinder (304) and a hinged plate (305), one end of the hinged plate (305) is hinged on the third frame (301) and is positioned on one side of the lower end of the first inclined rod (302); the first air cylinder (304) is positioned below the hinge plate (305), the first air cylinder (304) is hinged on the third frame (301), and the output end of the first air cylinder (304) is hinged with the other end of the hinge plate (305); the other end of the hinged plate (305) is positioned below the steel pipe closest to the stop block (303); the first cylinder (304) is used for driving the other end of the hinged plate (305) to lift.

6. An automatic steel pipe raw material feeding system according to claim 1, characterized in that the feeding transfer roller table (4) is located at one side of the automatic quantitative feeding system (3); the conveying surface of the feeding conveying roller table (4) is provided with a plurality of movable plates (401), and the movable plates (401) are uniformly distributed along the conveying direction of the conveying surface and are vertically arranged perpendicular to the conveying direction; one end of the movable plate (401) is hinged to one side of the conveying surface and is positioned below the conveying surface; the other end of the movable plate (401) extends out of the other side of the conveying surface, and the conveying surface is provided with an installation groove for placing the movable plate (401);

One side of the feeding conveying roller table (4) close to the automatic quantitative feeding system (3) is provided with a push rod (403) and a plurality of second air cylinders (402), the second air cylinders (402) are hinged on the feeding conveying roller table (4) and are positioned below the conveying surface, and the second air cylinders (402) are sequentially arranged along the conveying direction of the conveying surface; the other ends of the second cylinders (402) are hinged with the pushing rods (403); the pushing rod (403) is arranged along the conveying direction of the conveying surface; the second air cylinder (402) is used for driving the pushing rod (403) to lift, and the pushing rod (403) is used for pushing the other end of the movable plate (401) to lift.

7. An automatic steel pipe raw material feeding system according to claim 1, characterized in that the conveying surface of the automatic conveying and distributing roller table (5) is provided with a plurality of distributing components, and the distributing components are uniformly distributed along the conveying direction of the conveying surface; the distribution assembly comprises a first lifting plate (501) and a second lifting plate (502), wherein the first lifting plate (501) and the second lifting plate (502) are vertically arranged and are perpendicular to the conveying direction of the conveying surface; the upper ends of the first lifting plate (501) and the second lifting plate (502) are respectively provided with inclined planes which incline towards the two sides of the automatic conveying and distributing roller table (5); the conveying surface is provided with a movable groove for the first lifting plate (501) and the second lifting plate (502) to move, and two sides of the movable groove are provided with sliding rails which are in sliding connection with the first lifting plate (501) and the second lifting plate (502); third air cylinders (503) are arranged at the bottoms of the first lifting plate (501) and the second lifting plate (502), and the third air cylinders (503) are used for driving the upper ends of the first lifting plate (501) and the second lifting plate (502) to extend out of the conveying surface.

8. A method for feeding a steel pipe raw material automatic feeding system according to any one of claims 1 to 7, characterized by comprising the steps of:

s1: placing a plurality of bundles of steel pipes on the vibrating screen material roller table mechanism (1), vibrating the bundles of steel pipes through vibration of the vibrating screen material roller table mechanism (1), and rolling the vibrated bundles of steel pipes onto a step feeding system (2) at one side;

s2: the single steel pipe of the step feeding system (2) is sequentially conveyed into the automatic quantitative feeding system (3);

s3: the automatic quantitative feeding system (3) counts the steel pipes, stops the conveying of the step feeding system (2) when the steel pipes reach the preset number, and conveys the quantitative steel pipes to the feeding conveying roller table (4);

s4: the feeding conveying roller table (4) conveys quantitative steel pipes to the automatic conveying and distributing roller table (5);

s5: after the automatic conveying and distributing roller table (5) receives a plurality of steel pipes, the steel pipes are distributed towards two sides of the automatic conveying and distributing roller table according to the condition that two sides are full or lack of materials, and then the automatic conveying and distributing roller table is conveyed to the next station.