Traction device for PVC pipe machining

Abstract

The utility model relates to the technical field of PVC (polyvinyl chloride) pipe processing, and discloses a traction device for PVC pipe processing, which comprises a moving seat, placing grooves are formed in four corners of the bottom of the moving seat, guide strips are fixedly connected to two sides in the four placing grooves, first cylinders are fixedly connected to the interiors of the placing grooves, and second cylinders are fixedly connected to the interiors of the first cylinders. The output end of the first air cylinder is fixedly connected with a groove plate, a spring is fixedly connected into the groove plate, the other end of the spring is fixedly connected with a telescopic plate, the top of the moving seat is fixedly connected with fixing frames which are evenly distributed, and a rotating shaft penetrates through and is rotationally connected into the fixing frames; and transmission rollers are fixedly connected to the exteriors of the multiple rotating shafts. According to the device disclosed by the utility model, the movable seat, the placing groove, the guide strip, the groove plate, the spring, the telescopic plate, the universal wheel and the limiting groove are matched for working, and the universal wheel below is driven by the first air cylinder to retract into the placing groove, so that the movable seat is kept stable.

Description

Technical Field

[0001] The utility model relates to the technical field of PVC pipe processing, in particular to a traction device for PVC pipe processing. Background Art

[0002] PVC pipes are made of polyvinyl chloride resin, stabilizers, lubricants, etc., and then extruded by hot pressing. When processing PVC pipes, the pipes at the processing site need to be pulled, and a pulling device is required.

[0003] After searching, the existing Chinese patent announcement number is: CN220594043U, which provides a traction device for PVC pipe processing. The patent can provide good driving force for the pipe through the setting of driving rollers and auxiliary rollers, and can pull pipes with larger radius.

[0004] Although the above patent can pull pipes with a larger radius, the above-mentioned traction device for processing PVC pipes still has the following problems: the bottom plate is not fixed after moving, it is easy to move during the pulling process, the stability is not strong, and only the two sides of the pipe are restricted, and the restriction is not comprehensive.

[0005] In view of the above problems, a traction device for PVC pipe processing is proposed. Utility Model Content

[0006] The utility model aims to provide a traction device for PVC pipe processing, which solves the problems in the background technology that the traction device is easy to move during the traction process, has low stability, and only restricts the two sides of the pipe, which is not comprehensive.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a traction device for PVC pipe processing, comprising a moving seat, four corners of the bottom of the moving seat are provided with placement grooves, both sides of the four placement grooves are fixedly connected with guide strips, a first cylinder is fixedly connected in the placement groove, a groove plate is fixedly connected to the output end of the first cylinder, a spring is fixedly connected in the groove plate, and a telescopic plate is fixedly connected to the other end of the spring, a uniformly distributed fixed frame is fixedly connected to the top of the moving seat, a rotating shaft is passed through and rotatably connected in the fixed frame, and transmission rollers are fixedly connected to the outside of several rotating shafts, a motor is arranged on the outside of the fixed frame at the front end, two lifting assemblies are arranged on both sides of the top of the moving seat, a connecting frame is connected to the top of the lifting assembly, and a first electric push rod is fixedly connected on both sides of the connecting frame, a mounting frame is fixedly connected to the output end of the first electric push rod, two limiting wheels are rotatably connected in the mounting frame, a second electric push rod is fixedly connected to the bottom of the connecting frame, and an auxiliary roller is arranged at the output end of the second electric push rod.

[0008] By adopting the above technical solution, the auxiliary roller can rotate on the mounting frame, and the auxiliary roller is fixed through the mounting frame and the output of the second electric push rod. The device can be flexibly moved through the universal wheel. When working, the universal wheel below is driven by the first cylinder to retract into the placement groove, so that the moving seat remains stable.

[0009] As a further description of the above technical solution: the lifting assembly includes a fixed column, and the tops of the four fixed columns are each provided with an installation groove, a second cylinder is fixedly connected in the installation groove, a lifting column is fixedly connected to the output end of the second cylinder, and the top of the lifting column is fixedly connected to the connecting frame.

[0010] By adopting the above technical solution, the lifting component can drive the connecting frame to be lifted and lowered, thereby driving the limiting wheel to be lifted and lowered. In conjunction with the auxiliary roller, pipes of different thicknesses can be limited, and the limitation is more comprehensive.

[0011] As a further description of the above technical solution: a universal wheel is fixedly connected to the bottom of the telescopic plate.

[0012] By adopting the above technical solution, the device can be moved via the universal wheels.

[0013] As a further description of the above technical solution: limiting grooves are provided on both sides of the groove plate, and the inner wall of the limiting groove is slidably connected to the outer wall of the guide strip.

[0014] By adopting the above technical solution, the groove plate can be kept stable when being raised or lowered by the guide strip.

[0015] As a further description of the above technical solution: the output end of the motor is fixedly connected to the rotating shaft at the front end, and the bottom of the motor is fixedly connected to the moving seat.

[0016] By adopting the above technical solution, the transmission roller at the front end can be driven to rotate by the motor, so that the pipe can be pulled conveniently by friction.

[0017] As a further description of the above technical solution: the fixing frame is arranged between two lifting assemblies.

[0018] By adopting the above technical solution, the driving roller can be fixed by the fixing frame.

[0019] As a further description of the above technical solution: the lifting column is arranged in the installation groove, and the outer part of the lifting column is slidably connected to the inner wall of the installation groove.

[0020] By adopting the above technical solution, the lifting column can be lifted up and down in the installation groove conveniently.

[0021] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0022] 1. The utility model provides a traction device for PVC pipe processing. First, a moving seat, a placement groove, a guide strip, a first cylinder, a groove plate, a spring, a telescopic plate, a universal wheel and a limit groove work together. The device can be flexibly moved by the universal wheel. When working, the universal wheel below is driven by the first cylinder to retract into the placement groove to keep the moving seat stable.

[0023] 2. The utility model provides a traction device for PVC pipe processing, which cooperates with each other through a fixed column, a mounting groove, a second cylinder, a lifting column, a connecting frame, a first electric push rod, a second electric push rod, a limiting wheel and an auxiliary roller. The lifting component can drive the connecting frame to be lifted and lowered, thereby driving the limiting wheel to be lifted and lowered. In conjunction with the auxiliary roller, the pipes of different thicknesses can be limited, and the limitation is more comprehensive. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0025] Figure 2 It is an exploded schematic diagram of the overall structure of the utility model;

[0026] Figure 3 It is a cross-sectional view of the placement groove of the utility model;

[0027] Figure 4 It is a front view of the utility model.

[0028] In the figure: 1. moving seat; 2. placement groove; 3. guide strip; 4. first cylinder; 5. groove plate; 6. spring; 7. telescopic plate; 8. universal wheel; 9. fixed frame; 10. rotating shaft; 11. transmission roller; 12. motor; 13. fixed column; 14. installation groove; 15. second cylinder; 16. lifting column; 17. connecting frame; 18. first electric push rod; 19. installation frame; 20. limiting wheel; 21. limiting groove; 22. second electric push rod; 23. auxiliary roller. DETAILED DESCRIPTION

[0029] The following will refer to the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] In order to further understand the content of the utility model, the utility model is described in detail with reference to the accompanying drawings.

[0031] Reference Figure 1-4The utility model is a traction device for PVC pipe processing, comprising a moving seat 1, a placement slot 2 is provided at each of the four corners of the bottom of the moving seat 1, for installing a first cylinder, guide strips 3 are fixedly connected to both sides of the four placement slots 2, which play a guiding and limiting role, a first cylinder 4 is fixedly connected to the placement slot 2, a groove plate 5 is fixedly connected to the output end of the first cylinder 4, a groove is provided at the bottom of the groove plate 5, a spring 6 is fixedly connected to the groove plate 5, a telescopic plate 7 is fixedly connected to the other end of the spring 6, and the telescopic plate 7 can be driven to telescope in the groove through the extension and contraction of the spring 6, which plays a buffering role, and a uniformly distributed fixed frame 9 is fixedly connected to the top of the moving seat 1, and a rotating frame 9 is penetrated and rotatably connected to the rotating frame 9. A driving shaft 10, a plurality of rotating shafts 10 are fixedly connected to the outside with a transmission roller 11, a motor 12 is arranged on the outside of the front end fixed frame 9, two lifting components are arranged on both sides of the top of the moving seat 1, a connecting frame 17 is connected to the top of the lifting component, and first electric push rods 18 are fixedly connected to both sides of the connecting frame 17, and the output end of the first electric push rod 18 is fixedly connected to a mounting frame 19, and two limiting wheels 20 are rotatably connected in the mounting frame 19, a second electric push rod 22 is fixedly connected to the bottom of the connecting frame 17, and an auxiliary roller 23 is arranged on the output end of the second electric push rod 22, and the auxiliary roller 23 can rotate on a rotating frame (not marked in the figure), and the auxiliary roller 23 is fixed through the rotating frame and the output of the second electric push rod 22.

[0032] Reference Figure 2 The lifting assembly includes a fixed column 13, and the tops of the four fixed columns 13 are all provided with mounting grooves 14. A second cylinder 15 is fixedly connected in the mounting groove 14. A lifting column 16 is fixedly connected to the output end of the second cylinder 15. The top of the lifting column 16 is fixedly connected to the connecting frame 17. The connecting frame 17 can be driven to rise and fall through the lifting assembly, thereby driving the limiting wheel 20 to rise and fall. In conjunction with the auxiliary roller 23, the pipes of different thicknesses can be limited, and the limitation is more comprehensive.

[0033] Reference Figure 1 , Figure 2 and Figure 3 The bottom of the telescopic plate 7 is fixedly connected with a universal wheel 8, and the device can be moved by the universal wheel 8. Limiting grooves 21 are provided on both sides of the groove plate 5. The inner wall of the limiting groove 21 is slidably connected to the outer wall of the guide bar 3. The groove plate 5 can be kept stable when it is lifted or lowered through the guide bar 3. The output end of the motor 12 is fixedly connected to the front end rotating shaft 10, and the bottom of the motor 12 is fixedly connected to the moving seat 1. The motor 12 can drive the front end transmission roller 11 to rotate, and the friction force is used to facilitate the traction of the pipe. The fixed frame 9 is arranged between the two lifting components, and the lifting column 16 is arranged in the installation groove 14, and the outer part of the lifting column 16 is slidably connected to the inner wall of the installation groove 14.

[0034] Working principle: When working, the device is moved to the position where traction is required through the universal wheel 8, and then the first cylinder 4 contracts, driving the groove plate 5 and the telescopic plate 7 to rise along the guide bar 3 through the limit groove 21, thereby driving the universal wheel 8 to be retracted into the placement groove 2, so that the bottom of the mobile seat 1 contacts the ground, thereby improving the stability of the mobile seat 1, and placing the pipe to be towed on the transmission roller 11, and then starting the first electric push rod 18 to drive the two limiting wheels 20 to move, and limit the two sides of the pipe. According to the size of the pipe, the lifting column 16 and the connecting frame 17 are driven to rise and fall through the second cylinder 15 to adjust the height of the limiting wheel 20, and then the auxiliary roller 23 is driven by the second electric push rod 22 to move and adjust, and the top of the pipe is limited, and then the motor 12 is started to drive the front end transmission roller 11 to rotate, and the transmission roller 11 uses friction to pull the pipe out.

[0035] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A traction device for PVC pipe processing, comprising a movable seat (1), characterized in that: The bottom four corners of the movable seat (1) are provided with placement grooves (2), both sides of the four placement grooves (2) are fixedly connected with guide strips (3), the placement grooves (2) are fixedly connected with a first cylinder (4), the output end of the first cylinder (4) is fixedly connected with a groove plate (5), the groove plate (5) is fixedly connected with a spring (6), the other end of the spring (6) is fixedly connected with a telescopic plate (7), the top of the movable seat (1) is fixedly connected with a uniformly distributed fixed frame (9), the fixed frame (9) is penetrated and rotatably connected with a rotating shaft (10), and the outsides of several rotating shafts (10) are fixedly connected A transmission roller (11) is provided, a motor (12) is arranged outside the fixed frame (9) at the front end, two lifting assemblies are arranged on both sides of the top of the movable seat (1), the top of the lifting assembly is connected to a connecting frame (17), both sides of the connecting frame (17) are fixedly connected to a first electric push rod (18), the output end of the first electric push rod (18) is fixedly connected to a mounting frame (19), two limiting wheels (20) are rotatably connected inside the mounting frame (19), a second electric push rod (22) is fixedly connected to the bottom of the connecting frame (17), and an auxiliary roller (23) is arranged at the output end of the second electric push rod (22).

2. A traction device for PVC pipe processing according to claim 1, characterized in that: The lifting assembly comprises a fixed column (13), the tops of the four fixed columns (13) are each provided with a mounting groove (14), a second cylinder (15) is fixedly connected in the mounting groove (14), a lifting column (16) is fixedly connected to the output end of the second cylinder (15), and the top of the lifting column (16) is fixedly connected to a connecting frame (17).

3. A traction device for processing PVC pipes according to claim 1, characterized in that: A universal wheel (8) is fixedly connected to the bottom of the telescopic plate (7).

4. A traction device for processing PVC pipes according to claim 1, characterized in that: Limiting grooves (21) are provided on both sides of the groove plate (5), and the inner wall of the limiting groove (21) is slidably connected to the outer wall of the guide strip (3).

5. A traction device for processing PVC pipes according to claim 1, characterized in that: The output end of the motor (12) is fixedly connected to the rotating shaft (10) at the front end, and the bottom of the motor (12) is fixedly connected to the moving seat (1).

6. A traction device for processing PVC pipes according to claim 1, characterized in that: The fixing frame (9) is arranged between the two lifting components.

7. A traction device for processing PVC pipes according to claim 2, characterized in that: The lifting column (16) is arranged in the installation groove (14), and the outside of the lifting column (16) is slidably connected to the inner wall of the installation groove (14).

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