CN211757788U

CN211757788U - Screw-down device of rolling mill

Info

Publication number: CN211757788U
Application number: CN202020139020.8U
Authority: CN
Inventors: 李海军
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-21
Filing date: 2020-01-21
Publication date: 2020-10-27
Anticipated expiration: 2030-01-21

Abstract

The utility model provides a screw-down device of rolling mill. The screw-down device of the rolling mill comprises a mounting plate; the male die is arranged below the mounting plate, and the top of the male die is in contact with the bottom of the mounting plate; the two positioning grooves are formed in the top of the male die; the two positioning columns are fixedly arranged at the bottom of the mounting plate, the bottom ends of the two positioning columns extend into the corresponding positioning grooves, and the two positioning columns are in sliding connection with the inner walls of the corresponding positioning grooves; the rectangular accommodating groove is formed in the bottom of the mounting plate; and the stop block is fixedly arranged on the inner wall of the top of the containing groove. The utility model provides a screw-down device of rolling mill has that the terrace die is dismantled and all comparatively convenient, convenient operation's advantage of installation.

Description

Screw-down device of rolling mill

Technical Field

The utility model relates to a steel processing technology field especially relates to a screw-down device of rolling mill.

Background

In the process of processing a workpiece, sometimes a steel rolling mill is needed to bend a steel plate, the steel plate rolling mill is driven by a hydraulic mechanism to enable a male die to downwards apply pressure to the steel plate, and the steel plate can be bent by matching with a female die.

However, the male dies of the steel plate rolling mill in the traditional technology are mostly directly fixed on a plurality of pressing plates, and when the male dies need to be replaced due to the change of the shape of a workpiece, the disassembly and the assembly of the male dies are troublesome, and the production efficiency is influenced.

Therefore, there is a need to provide a new screw-down device for a rolling mill to solve the above-mentioned technical problems.

Disclosure of Invention

The utility model provides a technical problem provide a terrace die dismantle with the installation all comparatively convenient, convenient operation's rolling mill's screwdown gear.

In order to solve the technical problem, the utility model provides a screw-down device of rolling mill includes: mounting a plate; the male die is arranged below the mounting plate, and the top of the male die is in contact with the bottom of the mounting plate; the two positioning grooves are formed in the top of the male die; the two positioning columns are fixedly arranged at the bottom of the mounting plate, the bottom ends of the two positioning columns extend into the corresponding positioning grooves, and the two positioning columns are in sliding connection with the inner walls of the corresponding positioning grooves; the rectangular accommodating groove is formed in the bottom of the mounting plate; the stop block is fixedly arranged on the inner wall of the top of the containing groove; the connecting block is fixedly arranged at the top of the male die, and the top of the connecting block extends into the rectangular containing groove and is in contact with the stop block; the two trapezoidal clamping grooves are respectively formed in the outer walls of the two sides of the connecting block; the adjusting screw rods are rotatably arranged on the inner walls of the two sides of the rectangular containing groove, one ends of the adjusting screw rods extend to the outer side of the mounting plate, and the adjusting screw rods penetrate through the stop blocks; the two moving blocks are sleeved on the adjusting screw rod in a threaded manner, and the tops of the two moving blocks are connected with the inner wall of the top of the rectangular nano groove in a sliding manner; the two trapezoidal fixture blocks are fixedly mounted on the outer wall of one side, close to each other, of each moving block respectively, and one side, close to each other, of each trapezoidal fixture block extends into the corresponding trapezoidal clamping groove; the cylindrical block is fixedly arranged at one end, positioned outside the mounting plate, of the adjusting screw rod; the lateral fixing plates are fixedly arranged on the outer walls of the two sides of the male die respectively and are fixedly connected with the mounting plate through bolts.

Preferably, two limiting sliding grooves are formed in the inner wall of the top of the rectangular containing groove, limiting sliding blocks are fixedly mounted at the tops of the two moving blocks, and the two limiting sliding blocks are connected with the corresponding limiting sliding grooves in a sliding mode.

Preferably, an avoiding hole is formed in the outer wall of one side of the stop block, the adjusting screw penetrates through the avoiding hole and is movably connected with the inner wall of the avoiding hole, two sections of external threads are formed in the outer wall of the adjusting screw, and the rotation directions of the external threads are opposite.

Preferably, the outer wall of one side of each of the two moving blocks is provided with an internal thread through hole, and the adjusting screw penetrates through the two internal thread through holes and is screwed with the inner walls of the two internal thread through holes.

Preferably, the fixed slot has been seted up on the one side inner wall in groove is received to the rectangle, the rectangle is received the groove and is kept away from set up the fixed orifices on the one side inner wall of fixed slot, adjusting screw runs through the fixed orifices, equal fixed mounting has the bearing in fixed orifices and the fixed slot, two the inner circle of bearing is all fixed the cover and is established adjusting screw is last.

Compared with the prior art, the utility model provides a screw-down device of rolling mill has following beneficial effect:

the utility model provides a screw-down device of rolling mill, when installing the terrace die, install the mounting panel on a plurality of clamp plates of steel sheet rolling mill and fixed firm earlier, then aim at two reference columns and upwards push away two constant head tanks on the terrace die, make the top of terrace die and the bottom of mounting panel contact, then insert in the interior hexagonal recess through the interior hexagonal spanner and twist clockwise and move the cylinder piece, alright make two trapezoidal fixture block cards go into to the trapezoidal draw-in groove that corresponds, two trapezoidal fixture block are when holding the connecting block card, can also give ascending power of connecting block, make terrace die and mounting panel in close contact with, then loop through the bolt again with two side fixed plates with the mounting panel fixed can, the installation is swift, and fixed reliable.

Drawings

FIG. 1 is a schematic structural view of a preferred embodiment of a screw-down device of a rolling mill according to the present invention;

FIG. 2 is a side view of the male die shown in FIG. 1;

fig. 3 is a perspective view of the trapezoidal latch shown in fig. 1.

Reference numbers in the figures: 1. the mounting plate, 2, terrace die, 3, constant head tank, 4, reference column, 5, rectangle are received the groove, 6, dog, 7, connecting block, 8, trapezoidal draw-in groove, 9, adjusting screw, 10, movable block, 11, trapezoidal fixture block, 12, cylinder piece, 13, side fixing plate.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2 and fig. 3, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a screw-down device of a rolling mill according to the present invention; FIG. 2 is a side view of the male die shown in FIG. 1; fig. 3 is a perspective view of the trapezoidal latch shown in fig. 1. The screw-down device of rolling mill includes: a mounting plate 1; the male die 2 is arranged below the mounting plate 1, and the top of the male die 2 is in contact with the bottom of the mounting plate 1; the two positioning grooves 3 are formed in the top of the male die 2; the two positioning columns 4 are fixedly arranged at the bottom of the mounting plate 1, the bottom ends of the two positioning columns 4 extend into the corresponding positioning grooves 3, and the two positioning columns 4 are in sliding connection with the inner walls of the corresponding positioning grooves 3; the rectangular accommodating groove 5 is formed in the bottom of the mounting plate 1; the stop block 6 is fixedly arranged on the inner wall of the top of the containing groove 5; the connecting block 7 is fixedly arranged at the top of the male die 2, and the top of the connecting block 7 extends into the rectangular accommodating groove 5 and is in contact with the stop block 6; the two trapezoidal clamping grooves 8 are respectively formed in the outer walls of the two sides of the connecting block 7; the adjusting screw rods 9 are rotatably installed on the inner walls of the two sides of the rectangular accommodating groove 5, one end of each adjusting screw rod 9 extends to the outer side of the installation plate 1, and each adjusting screw rod 9 penetrates through the stop block 6; the two moving blocks 10 are sleeved on the adjusting screw rod 9 in a threaded manner, and the tops of the two moving blocks 10 are connected with the inner wall of the top of the rectangular nano groove 5 in a sliding manner; the two trapezoidal fixture blocks 11 are respectively and fixedly installed on the outer wall of one side, close to each other, of each of the two moving blocks 10, and one side, close to each other, of each of the two trapezoidal fixture blocks 11 extends into the corresponding trapezoidal clamping groove 8; the cylindrical block 12 is fixedly arranged at one end, positioned outside the mounting plate 1, of the adjusting screw rod 9; and the two side fixing plates 13 are fixedly arranged on the outer walls of the two sides of the male die 2 respectively, and the two side fixing plates 13 are fixedly connected with the mounting plate 1 through bolts.

Two limiting sliding grooves are formed in the inner wall of the top of the rectangular containing groove 5, limiting sliding blocks are fixedly mounted at the tops of the two moving blocks 10, and the two limiting sliding blocks are connected with the corresponding limiting sliding grooves in a sliding mode.

An avoiding hole is formed in the outer wall of one side of the stop block 6, the adjusting screw 9 penetrates through the avoiding hole and is movably connected with the inner wall of the avoiding hole, two sections of external threads are formed in the outer wall of the adjusting screw 9, and the rotation directions of the external threads are opposite.

The outer wall of one side of each of the two moving blocks 10 is provided with an internal thread through hole, and the adjusting screw 9 penetrates through the two internal thread through holes and is screwed with the inner walls of the two internal thread through holes.

The fixed slot has been seted up on the rectangle was received on one side inner wall of groove 5, the rectangle is received groove 5 and is kept away from set up the fixed orifices on the one side inner wall of fixed slot, adjusting screw 9 runs through the fixed orifices, equal fixed mounting has the bearing in fixed orifices and the fixed slot, two the equal fixed cover of inner circle of bearing is established adjusting screw 9 is last.

The utility model provides a screw-down device of rolling mill's theory of operation as follows:

an inner hexagonal groove is further formed in the outer wall of one side of the cylindrical block 12;

when the installation is carried out, the installation plate 1 is firstly installed on a plurality of press plates of a steel plate rolling mill and is firmly fixed, then the two positioning grooves 3 on the male die 2 are aligned with the two positioning columns 4 and are pushed upwards, when the top of the male die 2 is contacted with the bottom of the installation plate 1, the two trapezoidal clamping grooves 8 can be aligned with the two trapezoidal clamping blocks 11, then the two trapezoidal clamping blocks 8 are inserted into the inner hexagonal grooves through an inner hexagonal wrench and rotate the cylindrical block 12 clockwise, the cylindrical block 12 drives the adjusting screw 9 to rotate clockwise, the adjusting screw 9 can drive the two moving blocks 10 to move in opposite directions in the clockwise rotation process, the two trapezoidal clamping blocks 11 can gradually enter the corresponding trapezoidal clamping grooves 8 under the driving of the two moving blocks 10, the trapezoidal clamping blocks 11 can be well matched with the trapezoidal clamping grooves 8, the inclined surfaces of the trapezoidal clamping blocks 11 can provide tangential force for the inclined surfaces of the trapezoidal clamping grooves 8, when, an upward force can be applied to the connecting block 7 to enable the male die 2 to be in close contact with the mounting plate 1, when the cylindrical block 12 cannot be rotated, the two trapezoidal clamping blocks 11 are clamped in place to finish primary fixing of the male die 2, and then the two side fixing plates 13 are fixed with the mounting plate 1 sequentially through bolts to finish further fixing of the male die 2;

similarly, when the male die 2 is just replaced, the two lateral fixing plates 13 are firstly released from fixation, and then the cylindrical block 12 is screwed anticlockwise through the hexagon socket wrench so that the male die 2 can be detached.

the utility model provides a screw-down device of rolling mill, when installing terrace die 2, install mounting panel 1 on a plurality of clamp plates of steel sheet rolling mill and fixed firm earlier, then aim at two reference columns 4 and upwards push away two constant head tanks 3 on terrace die 2, make the top of terrace die 2 contact with mounting panel 1's bottom, then insert in the interior hexagonal recess and clockwise twist and move cylinder 12 through the interior hexagonal spanner, alright make two trapezoidal fixture block 11 cards go into to the trapezoidal draw-in groove 8 that corresponds, two trapezoidal fixture block 11 are when clamping connecting block 7 cards, can also give 7 ascending power of connecting block, make terrace die 2 and mounting panel 1 in close contact with, then loop through the bolt again with two side fixed plate 13 with mounting panel 1 fixed can, the installation is swift, and fixed reliable.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A screw-down device for a rolling mill, comprising:

mounting a plate;

the male die is arranged below the mounting plate, and the top of the male die is in contact with the bottom of the mounting plate;

the two positioning grooves are formed in the top of the male die;

the two positioning columns are fixedly arranged at the bottom of the mounting plate, the bottom ends of the two positioning columns extend into the corresponding positioning grooves, and the two positioning columns are in sliding connection with the inner walls of the corresponding positioning grooves;

the rectangular accommodating groove is formed in the bottom of the mounting plate;

the stop block is fixedly arranged on the inner wall of the top of the containing groove;

the connecting block is fixedly arranged at the top of the male die, and the top of the connecting block extends into the rectangular containing groove and is in contact with the stop block;

the two trapezoidal clamping grooves are respectively formed in the outer walls of the two sides of the connecting block;

the adjusting screw rods are rotatably arranged on the inner walls of the two sides of the rectangular containing groove, one ends of the adjusting screw rods extend to the outer side of the mounting plate, and the adjusting screw rods penetrate through the stop blocks;

the two moving blocks are sleeved on the adjusting screw rod in a threaded manner, and the tops of the two moving blocks are connected with the inner wall of the top of the rectangular nano groove in a sliding manner;

the two trapezoidal fixture blocks are fixedly mounted on the outer wall of one side, close to each other, of each moving block respectively, and one side, close to each other, of each trapezoidal fixture block extends into the corresponding trapezoidal clamping groove;

the cylindrical block is fixedly arranged at one end, positioned outside the mounting plate, of the adjusting screw rod;

the lateral fixing plates are fixedly arranged on the outer walls of the two sides of the male die respectively and are fixedly connected with the mounting plate through bolts.

2. The screw-down device of a rolling mill according to claim 1, wherein two limiting sliding grooves are formed on the inner wall of the top of the rectangular containing groove, limiting sliding blocks are fixedly mounted on the tops of the two moving blocks, and the two limiting sliding blocks are slidably connected with the corresponding limiting sliding grooves.

3. The screw-down device of a rolling mill according to claim 1, wherein an avoiding hole is formed in an outer wall of one side of the stopper, the adjusting screw penetrates through the avoiding hole and is movably connected with an inner wall of the avoiding hole, two sections of external threads are formed in an outer wall of the adjusting screw, and the rotation directions of the two sections of external threads are opposite.

4. The screw-down device of a rolling mill according to claim 1, wherein the outer wall of one side of each of the two moving blocks is provided with an internal threaded through hole, and the adjusting screw penetrates through the two internal threaded through holes and is screwed with the inner walls of the two internal threaded through holes.

5. The screw-down device of a rolling mill according to claim 1, wherein a fixing groove is formed on an inner wall of one side of the rectangular accommodating groove, a fixing hole is formed on an inner wall of one side of the rectangular accommodating groove away from the fixing groove, the adjusting screw penetrates through the fixing hole, bearings are fixedly mounted in the fixing hole and the fixing groove, and inner rings of the two bearings are fixedly sleeved on the adjusting screw.