CN216965919U

CN216965919U - Adjustable circular tube rolling machine

Info

Publication number: CN216965919U
Application number: CN202122872975.1U
Authority: CN
Inventors: 高晓光; 许建红
Original assignee: Wuxi Runhe Electromechanical Technology Co ltd
Current assignee: Wuxi Runhe Electromechanical Technology Co ltd
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-07-15
Anticipated expiration: 2031-11-23

Abstract

The utility model discloses an adjustable circular tube coiling machine which comprises a machine table and an installation frame, wherein the installation frame is fixedly installed on the upper end face of the machine table, a servo motor is fixedly installed on the upper end face of the machine table, a central shaft is fixedly installed at the output end of the servo motor, the other end of the central shaft is rotatably connected to the inner wall of the installation frame, a cavity is formed in the central shaft, a stepping motor is fixedly installed on the inner wall of the cavity, a first helical gear is fixedly installed at the output end of the stepping motor, and three second helical gears are connected to the side wall of the first helical gear in a circular-row meshing manner. According to the utility model, the distance between the arc-shaped rolling plates and the central shaft is adjusted through the stepping motor, the first helical gear, the second helical gear, the rotating rod and the threaded rod, the diameter of the winding roller formed by the three arc-shaped rolling plates is changed according to the requirement, the winding rollers of different models do not need to be replaced, the flexibility of the pipe coiling machine is improved, and the time and the labor are saved.

Description

Adjustable circular tube rolling machine

Technical Field

The utility model relates to the technical field of pipe coiling machines, in particular to an adjustable circular pipe coiling machine.

Background

The pipe coiling machine is mainly used for bending pipes, and plays an important role in laying, repairing and building pipelines in the aspects of boilers, bridges, ships, furniture, decoration and the like;

the winding roller in the existing pipe coiling machine can not change the coiling diameter of the winding roller according to needs, the use flexibility is low, the production requirements are difficult to meet, the formation of each coiled pipe is usually formed by coiling the pipe on the winding roller under the driving of a driving device, an operator finds out in the long-term use process, after the new winding roller is replaced, because no clamping mechanism is arranged on the winding drum, the automatic coiling can be carried out after the pipe is manually wound on the winding roller for several circles, and the mode is time-consuming and labor-consuming.

In order to solve the problems, the utility model provides an adjustable circular tube rolling machine.

SUMMERY OF THE UTILITY MODEL

Based on the technical problems in the background art, the utility model provides an adjustable circular tube rolling machine.

The utility model provides an adjustable circular tube rolling machine, which comprises a machine table and an installation frame, wherein a servo motor is fixedly installed on the upper end surface of the machine table, the servo motor is fixedly installed on the upper end surface of the machine table, a central shaft is fixedly installed at the output end of the servo motor, the other end of the central shaft is rotatably connected to the inner wall of the installation frame, a cavity is formed in the central shaft, a stepping motor is fixedly installed on the inner wall of the cavity, a first helical gear is fixedly installed at the output end of the stepping motor, three second helical gears are connected to the side wall of the first helical gear in a circular row meshing manner, a rotating rod is fixedly installed at the center of one side of each second helical gear, which is far away from the first helical gear, the other end of each rotating rod penetrates through the side wall of the central shaft and is provided with a threaded rod, and an arc-shaped rolling plate is connected to the other end of the threaded rod in a threaded manner, adjacent two the arc is rolled up board relative one side and is all rotated and be connected with two spacing pipes, all is provided with the elastic guide between two relative spacing pipes, the lateral wall and the fixedly connected with piston of spacing pipe are run through respectively at the both ends of elastic guide, every the equal sliding connection of piston is in spacing intraductal, two the relative one side of elastic guide all is provided with the snap ring, every the snap ring all is through elasticity post fixed mounting on the lateral wall of elastic guide.

Preferably, each inner side wall of each arc-shaped rolling plate is provided with a thread groove matched with a threaded rod, and the threaded rod is in threaded connection with the thread grooves.

Preferably, the rotating rod is rotatably connected in the side wall of the central shaft.

Preferably, the elastic guide plate is slidably connected in the side wall of the limiting pipe.

Preferably, a protection plate is fixedly mounted on the front side wall of the mounting frame.

Preferably, the side wall of the arc-shaped rolling plate is provided with a notch.

The utility model has the beneficial effects that:

1. the distance between the arc-shaped rolling plates and the central shaft is adjusted through the stepping motor, the first helical gear, the second helical gear, the rotating rod and the threaded rod, the diameter of the winding roller formed by the three arc-shaped rolling plates is changed according to needs, the winding rollers of different models do not need to be replaced, the flexibility of the pipe coiling machine is improved, and time and labor are saved;

2. one end of the pipe can be clamped and fixed through the clamping ring, and the pipe is convenient to wind.

Drawings

FIG. 1 is a schematic perspective view of an adjustable pipe rolling machine according to the present invention;

FIG. 2 is a side cross-sectional view of a first embodiment of a curved coil in an adjustable pipe coiling machine;

FIG. 3 is a cross-sectional view of a limiting pipe of an adjustable pipe coiling machine according to the present invention;

FIG. 4 is a side cross-sectional view of a second embodiment of a curved coil in an adjustable pipe coiling machine.

In the figure: 1 servo motor, 2 mounting brackets, 3 arc coils, 4 guard plates, 5 backup pads, 6 compression rollers, 7 machines, 8 pistons, 9 threaded rods, 10 spacing pipes, 11 stepper motors, 12 helical gears, 13 helical gears, 14 rotating rods, 15 center shafts, 16 thread grooves, 17 elastic guide plates, 18 snap rings and 19 openings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example one

Referring to fig. 1-3, an adjustable circular tube coiling machine comprises a machine table 7 and a mounting frame 2, wherein the mounting frame 2 is fixedly mounted on the upper end surface of the machine table 7, a servo motor 1 is fixedly mounted on the upper end surface of the machine table 7, a central shaft 15 is fixedly mounted at the output end of the servo motor 1, the other end of the central shaft 15 is rotatably connected to the inner wall of the mounting frame 2, a cavity is formed in the central shaft 15, a stepping motor 11 is fixedly mounted on the inner wall of the cavity, a first helical gear 12 is fixedly mounted at the output end of the stepping motor 11, and three second helical gears 13 are meshed with each other on the side wall of the first helical gear 12 in a circular array manner;

a rotating rod 14 is fixedly installed at the center of one side, away from the first helical gear 12, of each second helical gear 13, the other end of each rotating rod 14 penetrates through the side wall of the central shaft 15 and is fixedly connected with a threaded rod 9, the rotating rod 14 is rotatably connected into the side wall of the central shaft 15, an arc-shaped rolling plate 3 is in threaded connection with the other end of each threaded rod 9, a corresponding compression roller 6 is arranged below each arc-shaped rolling plate 3, one end of each compression roller 6 is rotatably connected onto the inner wall of the mounting frame 2, a supporting plate 5 is rotatably connected to the other end of each compression roller 6, the supporting plate 5 is fixedly installed on the upper end face of the machine table 7, and the arc-shaped rolling plates 3 and the compression rollers 6 are matched with each other to automatically wind the pipe;

the inner side wall of each arc-shaped rolling plate 3 is provided with a thread groove 16 matched with the threaded rod 9, the threaded rod 9 is in threaded connection with the thread groove 16, and the distance between the arc-shaped rolling plate 3 and the central shaft 15 can be adjusted in the rotating process of the threaded rod 9 so as to adjust the winding diameter of the three arc-shaped rolling plates 3 to form a winding roller;

two limiting tubes 10 are rotatably connected to opposite sides of two adjacent arc-shaped rolling plates 3, an elastic guide plate 17 is arranged between the two opposite limiting tubes 10, two ends of the elastic guide plate 17 penetrate through the side walls of the limiting tubes 10 respectively and are fixedly connected with pistons 8, the elastic guide plates 17 are connected in the side walls of the limiting tubes 10 in a sliding mode, each piston 8 is connected in the limiting tube 10 in a sliding mode, snap rings 18 are arranged on opposite sides of the two elastic guide plates 17, and each snap ring 18 is fixedly mounted on the side wall of the elastic guide plate 17 through an elastic column;

wherein, the side wall of the front surface of the mounting rack 2 is fixedly provided with a protection plate 4 to prevent the human body from contacting the arc-shaped rolling plate 3 to be damaged;

wherein, the side wall of the arc-shaped rolling plate 3 is provided with a gap 19, which is convenient for one end of the pipe to be inserted into the gap 19 to wind the pipe.

In the utility model, when the rolling diameter of the rolling roll needs to be changed, the stepping motor 11 is started, the stepping motor 11 drives the first bevel gear 12 to rotate through the output end, the second bevel gear 13 is driven to rotate, the second bevel gear 13 drives the rotating rod 14 to rotate, and the rotating rod 14 drives the threaded rod 9 to rotate, so that the three arc-shaped rolling plates 3 simultaneously move towards the direction far away from the central shaft 15, and the rolling diameter of the arc-shaped rolling plates 3 is enlarged; on the contrary, the stepping motor 11 drives the first helical gear 12 to rotate reversely, and further drives the threaded rod 9 to rotate reversely, so that the three arc-shaped coil plates 3 move towards the direction close to the central shaft 15 simultaneously, the winding diameter of the arc-shaped coil plates 3 is reduced, the winding rollers of different types do not need to be replaced, and the flexibility of the pipe coiling machine is improved;

furthermore, as the arc-shaped rolling plates 3 move simultaneously, the limiting tube 10 and the arc-shaped rolling plates 3 rotate correspondingly, and the elastic guide plate 17 slides in the limiting tube 10 through the pistons 8 at the two ends to adapt to the expansion and contraction of the arc-shaped rolling plates 3;

when the pipe is wound, one end of the pipe is placed between the two clamping rings 18, the two clamping rings 18 are abutted against the side wall of the pipe under the action of elastic force of the elastic column to fix the pipe, then the servo motor 1 is started, and the pipe is automatically wound, so that time and labor are saved.

Example two

Referring to fig. 4, since the opening 19 is formed in the side wall of the arc-shaped rolling plate 3, when the pipe is wound, one end of the pipe is inserted into the opening 19, the pipe is limited in the opening 19, and then the servo motor 1 is started to wind the pipe, which is convenient and fast.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. An adjustable circular tube coiling machine comprises a machine table (7) and a mounting frame (2), and is characterized in that the mounting frame (2) is fixedly mounted on the upper end face of the machine table (7), a servo motor (1) is fixedly mounted on the upper end face of the machine table (7), a central shaft (15) is fixedly mounted at the output end of the servo motor (1), the other end of the central shaft (15) is rotatably connected onto the inner wall of the mounting frame (2), a cavity is formed inside the central shaft (15), a stepping motor (11) is fixedly mounted on the inner wall of the cavity, a first helical gear (12) is fixedly mounted at the output end of the stepping motor (11), three second helical gears (13) are connected onto the side wall of the first helical gear (12) in a circular meshing manner, and a rotating rod (14) is fixedly mounted at the center of one side of each second helical gear (13) deviating from the first helical gear (12), the other end of the dwang (14) runs through the lateral wall of a central shaft (15) and is provided with a threaded rod (9), the other end of the threaded rod (9) is in threaded connection with an arc-shaped rolling plate (3), a corresponding compression roller (6) is arranged below the arc-shaped rolling plate (3), one end of the compression roller (6) is rotatably connected to the inner wall of the mounting frame (2), the other end of the compression roller (6) is rotatably connected with a supporting plate (5), the supporting plate (5) is fixedly installed on the upper end face of the machine table (7), two adjacent arc-shaped rolling plates (3) are respectively rotatably connected with two limiting pipes (10) on opposite sides, an elastic guide plate (17) is arranged between the two opposite limiting pipes (10), the two ends of the elastic guide plate (17) respectively run through the lateral wall of the limiting pipes (10) and are fixedly connected with pistons (8), and each piston (8) is in each limiting pipe (10), two one side that elastic guide plate (17) are relative all is provided with snap ring (18), every snap ring (18) all through elastic column fixed mounting on the lateral wall of elastic guide plate (17).

2. The adjustable circular tube pipe rolling machine as claimed in claim 1, wherein each arc-shaped rolling plate (3) is provided with a thread groove (16) matched with the threaded rod (9) on the inner side wall, and the threaded rod (9) is in threaded connection with the thread groove (16).

3. An adjustable pipe coiling machine as claimed in claim 1, characterised in that the swivelling levers (14) are swivellably connected in the side walls of the central shaft (15).

4. An adjustable pipe coiling machine as in claim 1, characterized in that the flexible guide plate (17) is slidingly connected inside the side wall of the stopper tube (10).

5. An adjustable pipe coiling machine as claimed in claim 1, characterised in that the front side wall of the mounting frame (2) is fixedly provided with a protective plate (4).

6. The adjustable round pipe rolling machine as claimed in claim 1, wherein the side wall of the arc-shaped rolling plate (3) is provided with a notch (19).