Screwing and assembling device for plastic line pipe

By designing an automated twisting and assembly device, which utilizes the coordinated action of servo motors and cylinders, the automatic clamping, movement, and twisting of plastic tubing is achieved, solving the problem of low efficiency in manual operation and improving production efficiency and product quality consistency.

CN224044615UActive Publication Date: 2026-03-27NINGBO JIEYANG ELECTRIC APPLIANCE CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-18
Publication Date
2026-03-27

AI Technical Summary

Technical Problem

In the existing technology, the twisting and assembly process of plastic conduits relies on manual operation, which results in high labor intensity and low efficiency.

Method used

A screwing assembly device including mounting blocks, frame blocks, sliders and cylinder drives was designed. By using the servo motor and cylinder working together, the device can automatically clamp, move and screw plastic tubing. The sliding rail and limit bolts ensure precise movement and screwing operations.

Benefits of technology

The automated assembly of plastic conduits has been achieved, which has improved production efficiency, reduced labor intensity, ensured the uniformity of twisting force and speed, and improved the consistency of product quality.

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Abstract

The utility model provides a screwing and assembling device of a plastic line pipe, which comprises a mounting block, a frame block is transversely arranged on the mounting block, a first sliding block driven by a first air cylinder is slidably arranged at the frame block in a left-right moving manner, a second sliding block driven by a second air cylinder is slidably arranged at the first sliding block in an up-down moving manner, and the first sliding block is provided with a first screw rod and a second screw rod. A servo motor is downwards arranged on the second sliding block, and a third air cylinder is connected to an output shaft of the servo motor. The automatic assembling device has the advantages that the plastic line pipe can be automatically clamped, moved and screwed, the production efficiency is improved, and automatic assembling of the plastic line pipe is achieved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of plastic wire tube, especially a screwing assembling device of plastic wire tube. BACKGROUND

[0002] When laying cable, electrical installation construction personnel will certainly encounter many connections between cables and cables or between cables and equipment, thereby many wiring pile points will be produced, so cable connectors are needed to protect internal cables from external interference and reduce cable abrasion problems. Wire tube is an important component of cable connector, and currently, plastic wire tube is mostly manually taken to plastic nut, and then plastic nut is manually screwed into plastic nut, so work intensity is high and efficiency is low. SUMMARY

[0003] Therefore, the utility model discloses a screwing assembling device of plastic wire tube which overcomes the defects in the prior art.

[0004] The utility model provides a screwing assembling device of plastic wire tube, including installation block 1, the horizontal setting of installation block 1 has the frame block 2, the first sliding block 4 driven by first cylinder 3 is slidably matched and moves left and right at the frame block 2, the second sliding block 6 driven by second cylinder 5 is slidably matched and moves up and down at the first sliding block 4, the downward setting of servo motor 7 is located on the second sliding block 6, and the output shaft of servo motor 7 is connected with third cylinder 8.

[0005] Further, the first cylinder 1 is a long-stroke cylinder, and the third cylinder 8 is a two-jaw cylinder.

[0006] Further, the frame block 2 is concave in front, and the horizontal setting of the frame block 2 has the horizontal sliding rail 9 slidably matched with the first sliding block 4.

[0007] Further, the second sliding block 6 is L-shaped, and the first sliding block 4 is longitudinally provided with a longitudinal sliding rail 10 slidably matched with the second sliding block 6.

[0008] Further, the lower end of the second sliding block 6 is horizontally provided with a fixed block 11, and the third cylinder 8 rotates on the fixed block 11.

[0009] Further, the two sides of the frame block 2 are left and right adjusted and provided with a limiting bolt 12 for limiting the first sliding block 4.

[0010] The utility model discloses a long stroke cylinder can provide enough moving space, and the second jaw cylinder is used for clamping plastic wire pipe, and the servo motor can control the angle and speed of rotation accurately, can guarantee that the force and speed of rotation are even, and the first sliding block is slidably connected with the horizontal slide rail, the first cylinder drives the first sliding block to move left and right, ensures that the first sliding block and the components thereon slide accurately left and right, the second sliding block is slidably connected with the vertical slide rail, the second cylinder drives the second sliding block to move up and down, ensures that the second sliding block and the components thereon slide accurately up and down, the fixed block can make the third cylinder rotate stably and reliably, the output shaft of servo motor is long, can not bear the weight of the third cylinder, and is easy to shake, the limiting bolt can be adjusted left and right according to the need, and the limiting bolt can be used for limiting the first sliding block and the components thereon left and right, thereby determining the stroke. BRIEF DESCRIPTION OF DRAWINGS

[0011] Fig. 1 It is the perspective view of the utility model;

[0012] Fig. 2 It is the front view of the utility model;

[0013] Fig. 3 It is the right view of the utility model. DETAILED DESCRIPTION

[0014] The utility model will be described in detail below in combination with the drawings.

[0015] In order to make the purpose, technical scheme and advantage of the utility model more clear and obvious, the utility model will be described in further detail below in combination with the drawings and examples. It should be understood that the specific examples described here are only used to explain the utility model, and are not used to limit the utility model.

[0016] Refer to Figs. 1-3This utility model provides a screwing and assembly device for plastic conduits, comprising a mounting block 1, a support block 2 horizontally mounted on the mounting block 1, a first slider 4 driven by a first cylinder 3 sliding laterally on the support block 2, and a second slider 6 driven by a second cylinder 5 sliding vertically on the first slider 4. The first cylinder 1 is a long-stroke cylinder, providing sufficient movement space. The third cylinder 8 is a two-jaw cylinder used to grip the plastic conduit. A polygonal shape resembling a nut is provided in the middle of the outer wall of the plastic conduit. A servo motor 7 is mounted downwards on the second slider 6, and the output shaft of the servo motor 7 is connected to the third cylinder 8. The servo motor can precisely control the rotation angle and speed, achieving precise screwing operations according to the specific requirements of plastic conduit assembly. It ensures uniform screwing force and speed and allows flexible adjustment of the third cylinder in the horizontal and vertical directions, realizing automated control of multiple actions such as gripping, moving, and screwing. This reduces manual intervention, lowers labor intensity, and improves production efficiency and product quality consistency. The second cylinder drives the second slider to move down and then up, causing the third cylinder to clamp the plastic tube. The first cylinder drives the first slider to move to the left, causing the third cylinder to clamp the plastic tube above the plastic nut. The second cylinder then drives the second slider to move down, and the servo motor drives the third cylinder and the plastic tube to rotate, causing the plastic tube to tighten the plastic nut. Then the third cylinder releases the plastic tube, the second cylinder drives the second slider and its components to rise and reset, and the third cylinder drives the first slider and its components to move to the right and reset.

[0017] The frame block 2 is concave in shape, and a horizontal slide rail 9 is provided on the frame block 2 to accommodate the sliding of the first slider 4. The first slider slides on the horizontal slide rail, and the first cylinder drives the first slider to move left and right, ensuring that the first slider and its components slide precisely left and right.

[0018] The second slider 6 is L-shaped, and a longitudinal slide rail 10 is provided on the first slider 4 to accommodate the sliding of the second slider 6. The second slider slides on the longitudinal slide rail, and the second cylinder drives the second slider to move up and down, ensuring that the second slider and its components slide up and down precisely.

[0019] A fixing block 11 is horizontally mounted at the lower end of the second slider 6, and the third cylinder 8 rotates on the fixing block 11. The fixing block allows the third cylinder to rotate stably and reliably. The output shaft of the servo motor is thin and long, and cannot support the weight of the third cylinder, making it prone to wobbling.

[0020] See Fig. 1 , Fig. 2 The frame block 2 is equipped with adjustable limiting bolts 12 on both sides for limiting the first slider 4. The limiting bolts can be adjusted left and right as needed, and can limit the first slider and its components to the left and right to determine the stroke.

[0021] The above merely is the preferred implementation manner of the present application, and it should be noted that, for the ordinary skilled in the art, without departing from the technical principles of the present application, a number of improvements and refinements can be made, and these improvements and refinements should also be considered as the protection scope of the present application.

Claims

1. A screw assembly device for plastic conduit, characterized by: The mounting block is provided with a bracket block transversely, the bracket block is movably slidably provided with a first sliding block driven by a first cylinder, the first sliding block is movably slidably provided with a second sliding block driven by a second cylinder, the second sliding block is provided with a servo motor downwardly, and the output shaft of the servo motor is connected with a third cylinder.

2. A device for screw assembly of plastic tubing according to claim 1, characterized in that: The first cylinder is a long-stroke cylinder, and the third cylinder is a two-jaw cylinder.

3. A device for screwing together lengths of plastic pipe as claimed in claim 1, wherein: The bracket block is concave in front, and the bracket block is provided with a transverse sliding rail for slidably accommodating the first sliding block.

4. A device for screwing together lengths of plastic pipe as claimed in claim 1, wherein: The second sliding block is L-shaped, and the first sliding block is provided with a longitudinal sliding rail for slidably accommodating the second sliding block.

5. A device for screwing together lengths of plastic pipe as claimed in claim 1, wherein: The lower end of the second sliding block is provided with a fixed block, and the third cylinder rotates on the fixed block.

6. A device for screwing together lengths of plastic pipe as claimed in claim 1, wherein: The two sides of the bracket block are provided with limiting bolts for limiting the first sliding block.