Clamping assembly and transport vehicle

By designing clamping components and transport vehicles, and automatically flipping and fixing the air box with the rotating drive mechanism, the problem of frequent lifting during the gas box processing is solved, and processing efficiency and accuracy are improved.

CN109940436BActive Publication Date: 2025-02-14GUANGZHOU SOUTHERN POWER GRP ELECTRIC APP CO LTD
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Patent Information

Application Number
CN201910079694.5
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2019-01-28
Publication Date
2025-02-14
Estimated Expiration
2039-01-28

AI Technical Summary

Technical Problem

During the processing and assembly of the 10kV SF6 switch cabinet, the gas box needs to be frequently lifted, resulting in inconvenient processing and inefficient efficiency.

Method used

A clamping assembly and a transport vehicle are designed. The clamping assembly drives the air box to rotate through a rotating drive mechanism, realizing the automatic flip and fixing of the air box between different processes, reducing manual operation.

Benefits of technology

It improves the efficiency of gas box processing, reduces manual operation, reduces production costs, and improves the accuracy and stability of processing.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present invention discloses a clamping assembly and a transport vehicle, the clamping assembly comprises a first clamping member, the first clamping member comprises a first clamping body and a rotation drive mechanism, the first clamping body is used to connect with a workpiece to be processed, and the output end of the rotation drive mechanism is connected with the first clamping body; and a second clamping member, the second clamping member comprises a second clamping body and a first support body, the second clamping body is rotatably arranged on the first support body, and the second clamping body and the first clamping body are spaced apart to form a receiving groove for accommodating the workpiece to be processed; wherein the rotation drive mechanism can drive the workpiece to be processed to drive the second clamping body to rotate synchronously. The clamping assembly is easy to use, and when processing the air box, it is only necessary to flip the workpiece to be processed on the clamping assembly, and the processing efficiency is high.
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Description

Technical Field

[0001] The present invention relates to the technical field of conveying equipment, and in particular to a clamping assembly and a conveying vehicle. Background Art

[0002] 10kV SF6 switchgear is a common and widely used medium-voltage pneumatic switchgear. During the production process of its important parts such as gas boxes, mechanical cranes are often used to lift the gas boxes onto the production line. After the interior installation process is completed, the mechanical crane is used to lift the gas boxes onto the welding platform for welding. Due to the large number of welding parts, the gas box needs to be manually turned over after one weld is completed, and then the gas box needs to be fixed for the next weld, which is inefficient. Summary of the invention

[0003] Based on this, in order to solve the problem that the air box needs to be constantly lifted during the processing and assembly process, which is inconvenient to process, a clamping assembly and a transport vehicle are proposed. The clamping assembly is easy to use. When processing the air box, you only need to flip the air box on the clamping assembly, which improves the processing efficiency. The transport vehicle includes the above-mentioned clamping assembly, so the transport vehicle has the advantage of high processing effect.

[0004] The specific technical solutions are as follows:

[0005] The present application relates to a clamping assembly, comprising: a first clamping member, the first clamping member comprising a first clamping body and a rotation driving mechanism, the first clamping body is used to be connected to a workpiece to be processed, and the output end of the rotation driving mechanism is connected to the first clamping body; and a second clamping member, the second clamping member comprising a second clamping body and a first supporting body, the second clamping body is rotatably arranged on the first supporting body, and the second clamping body and the first clamping body are spaced apart to form a receiving groove for accommodating the workpiece to be processed; wherein the rotation driving mechanism can drive the workpiece to be processed to drive the second clamping body to rotate synchronously.

[0006] When the above-mentioned clamping assembly is in use, the workpiece to be processed is placed in the accommodating groove, and then the workpiece to be processed is driven to rotate by the rotation driving mechanism. Since the rotation driving mechanism can drive the workpiece to be processed to drive the rotatable part to rotate synchronously, then, when in use, it is only necessary to push the clamping assembly to the specified process, rotate the workpiece to be processed, and process the position to be processed of the workpiece to be processed. After the processing is completed, the workpiece to be processed is continued to be rotated to carry out the next welding process. It is convenient to use and efficient.

[0007] The technical solution is further described below:

[0008] In one embodiment, the first clamping member further includes a second supporting body, the second supporting body and the first supporting body are spaced apart, and the first clamping body is disposed at one end of the second supporting body.

[0009] In one embodiment, the clamping assembly also includes a locking piece, and the first clamping body includes a first mounting surface and a second mounting surface that are relatively arranged, the first mounting surface is connected to the output end of the rotation drive mechanism, and the second mounting surface is used to connect to the workpiece to be processed, and the first mounting surface is provided with a locking portion, and the locking piece is arranged at one end of the second support body, and when the first clamping body is rotated to a preset position, the locking piece can be locked and matched with the locking portion.

[0010] In one embodiment, the locking member includes a sleeve, a locking body and a pushing body. A movable channel is opened on the side wall of the sleeve. The movable channel is provided with a first locking position and a second locking position. The locking body is movably inserted into the sleeve. One end of the pushing body passes through the movable channel and is connected to the locking body. When the first clamping body rotates to a preset position, the pushing body moves along the first locking position to the second locking position, so that the pushing body drives the locking body to lock and cooperate with the locking portion.

[0011] In one embodiment, the side wall of the sleeve is provided with a first strip through hole, a second strip through hole and a third strip through hole, the first strip through hole and the second strip through hole are arranged at intervals, the third strip through hole is arranged between the first strip through hole and the second strip through hole, and is connected to both the first strip through hole and the second strip through hole, the edge of the first strip through hole is arranged at a first angle to the edge of the third strip through hole, the edge of the second strip through hole is arranged at a second angle to the edge of the third strip through hole, the first strip through hole, the second strip through hole and the third strip through hole cooperate to form the moving channel, the first locking position is arranged at the first strip through hole, and the second locking position is arranged at the second strip through hole.

[0012] In one embodiment, the third strip-shaped through hole is arranged along the axial direction of the sleeve, the first strip-shaped through hole and the second strip-shaped through hole are arranged along the circumferential direction of the sleeve, the first strip-shaped through hole and the second strip-shaped through hole are arranged at intervals, and the first strip-shaped through hole and the second strip-shaped through hole are connected to the third strip-shaped through hole to form the movable channel.

[0013] In one embodiment, the rotary drive mechanism includes a rotary input member and a reduction member, the output end of the rotary input member is connected to the input end of the reduction member, and the output end of the reduction member is used to connect to the workpiece to be processed.

[0014] On the other hand, the present application also relates to a transport vehicle, including a clamping assembly and a movable assembly, wherein the movable assembly includes a first movable part and a second movable part, wherein the first clamping part is arranged on the first movable part, and the second clamping part is arranged on the second movable part.

[0015] When the above-mentioned conveyor is in use, the workpiece to be processed is placed in the accommodating groove, and then the workpiece to be processed is driven to rotate by the rotation driving mechanism. Since the rotation driving mechanism can drive the workpiece to be processed to drive the rotatable part to rotate synchronously, then, when in use, it is only necessary to push the clamping assembly to the specified process, rotate the workpiece to be processed, and process the to-be-processed position of the workpiece to be processed. That is, after the processing is completed, the clamping assembly is pushed to the next process, and the workpiece to be processed is also rotated to process the next to-be-processed position of the workpiece to be processed. In this way, the clamping assembly can act as a movable processing platform. When the workpiece to be processed needs to be processed, it is only necessary to push the clamping assembly to the specified process, and then rotate the workpiece to be processed so that the to-be-processed position of the workpiece to be processed faces the processing equipment. There is no need to repeatedly lift the workpiece to be processed, and it is convenient to use and efficient.

[0016] The technical solution is further described below:

[0017] In one embodiment, the first movable member includes a first roller mounting body and a second roller mounting body, the first roller mounting body and the second roller mounting body are arranged at a third angle to form a first supporting structure, and the first roller mounting body and the second roller mounting body are both provided with a first roller.

[0018] In one embodiment, the second movable member includes a third roller mounting body and a fourth roller mounting body, the third roller mounting body and the fourth roller mounting body are arranged at a fourth angle to form a second supporting structure, and the third roller mounting body and the fourth roller mounting body are both provided with a second roller. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the structure of the transport vehicle from one perspective;

[0020] Figure 2 This is a schematic diagram of the structure of the transport vehicle from another perspective;

[0021] Figure 3 for Figure 2 A is a partial enlarged schematic diagram;

[0022] Figure 4 It is a schematic diagram of the assembly of the transport vehicle and the workpiece to be processed.

[0023] Description of reference numerals:

[0024] 10. Transport vehicle, 100. First clamping member, 102. Rotating input member, 104. Speed ​​reducing member, 110. Locking member, 112. Sleeve, 1120. First strip through hole, 1122. Second strip through hole, 1124. Third strip through hole, 114. Locking body, 116. Pushing body, 120. Second supporting body, 122. First roller mounting body, 130. First clamping member, 132. First mounting surface, 1320. Locking portion, 140. Second roller mounting body, 150. First roller, 200. Second clamping member, 210. First supporting body, 212. Third roller mounting body, 220. Second clamping member, 222. Fourth mounting surface, 230. Fourth roller mounting body, 240. Second roller, 300. Workpiece to be processed. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods. It should be understood that the specific implementation methods described herein are only used to explain the present invention and do not limit the scope of protection of the present invention.

[0026] It should be noted that when an element is referred to as being "disposed on" another element, it may be directly on the other element or there may be a central element. When an element is referred to as being "fixed on" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only and are not intended to be the only implementation method.

[0027] It is necessary to point out that when an element is referred to as being “fixed on” another element, the two elements may be integral or detachably connected.

[0028] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0029] In addition, it should be understood that in this embodiment, the positional relationships indicated by the terms "lower", "upper", "front", "back", "left", "right", "inner", "outer", "top", "bottom", "one side", "the other side", "one end", "the other end", etc. are based on the positional relationships shown in the drawings; the terms "first", "second", etc. are used to distinguish different structural components. These terms are only used to facilitate the description of the present invention and simplify the description, and should not be understood as limiting the present invention.

[0030] like Figures 1 to 4 As shown, the present application relates to a clamping assembly, comprising: a first clamping member 100, the first clamping member 100 comprises a rotation driving mechanism, the output end of the rotation driving mechanism is used to connect with a workpiece 300 to be processed; and a second clamping member 200, the second clamping member 200 comprises a second clamping body 220 and a first support body 210, the second clamping body 220 is rotatably arranged on the first support body 210, and the second clamping body 220 is spaced apart from the first clamping body 130 to form a receiving groove for accommodating the workpiece to be processed; wherein the rotation driving mechanism can drive the workpiece 300 to be processed to drive the rotatable part to rotate synchronously.

[0031] When the clamping assembly is in use, the workpiece 300 to be processed is set in the receiving groove, and then the workpiece 300 to be processed is driven to rotate by the rotating drive mechanism. Since the rotating drive mechanism can drive the workpiece 300 to be processed to drive the rotatable part to rotate synchronously, when in use, it is only necessary to push the clamping assembly to the specified process, rotate the workpiece 300 to be processed, and process the position to be processed of the workpiece 300 to be processed, and then continue to rotate the workpiece 300 to be processed to carry out the next welding process. It is convenient to use and efficient. It is necessary to point out that the rotational connection between the second clamping body 220 and the first support body 210 can be achieved by existing technologies, which will not be described one by one here. In this embodiment, including a rotating shaft, the second clamping body 220 includes a third mounting surface and a fourth mounting surface 222, the fourth mounting surface 222 is connected to the workpiece 300 to be processed, one end of the rotating shaft of the third mounting surface is connected, and the other end of the rotating shaft is rotationally connected to the first support body 210.

[0032] Further, specifically in this embodiment, the first clamping member 100 further includes a second support body 120, the second support body 120 and the first support body 210 are arranged at intervals, and the first clamping member 130 is arranged at one end of the second support body 120. In this way, the first clamping member 100 and the second clamping member 200 are installed.

[0033] like Figure 1 to Figure 2As shown, specifically in this embodiment, the clamping assembly also includes a locking member 110, and the first clamping body 130 includes a first mounting surface 132 and a second mounting surface that are arranged opposite to each other. The first mounting surface 132 is connected to the output end of the rotation drive mechanism, and the second mounting surface is used to connect to the workpiece 300 to be processed. The first mounting surface 132 is provided with a locking portion 1320. The locking member 110 is arranged at one end of the second support body 120. When the first clamping body 130 is rotated to a preset position, the locking member 110 can be locked and matched with the locking portion 1320. In this way, when the first clamping body 130 is rotated to a preset position, the workpiece 300 to be processed is fixed by the locking cooperation of the locking member 110 and the locking portion 1320, so that the stability of the workpiece 300 to be processed can be ensured, and subsequent processing steps can be completed. Specifically, the locking member 110 and the locking portion 1320 can be locked by plug-in cooperation, or locked by a snap-on method, or locked by other detachable connection methods. As shown in FIG. Figures 1 to 3 As shown, based on this embodiment, the locking member 110 includes a sleeve 112, a locking body 114 and a pushing body 116. The side wall of the sleeve 112 is provided with a moving channel, and the moving channel is provided with a first locking position and a second locking position. The locking body 114 is movably arranged in the sleeve 112, and one end of the pushing body 116 passes through the moving channel and is connected to the locking body 114; when the first clamping body 130 rotates to a preset position, the pushing body 116 moves from the first locking position to the second locking position, so that the pushing body 116 drives the locking body 114 to lock and cooperate with the locking portion 1320. In this way, by moving the pushing body 116, the locking body 114 is driven to lock and cooperate with the locking portion 1320.

[0034] like Figure 3As shown, further, in this embodiment, the side wall of the sleeve 112 is provided with a first strip through hole 1120, a second strip through hole 1122 and a third strip through hole 1124, the first strip through hole 1120 and the second strip through hole 1122 are arranged at intervals, the third strip through hole 1124 is arranged between the first strip through hole 1120 and the second strip through hole 1122, and is connected to both the first strip through hole 1120 and the second strip through hole 1122, the edge of the first strip through hole 1120 and the edge of the third strip through hole 1124 are arranged at a first angle, the edge of the second strip through hole 1122 and the edge of the third strip through hole 1124 are arranged at a second angle, the first strip through hole 1120, the second strip through hole 1122 and the third strip through hole 1124 cooperate to form a moving channel, the first locking position is set at the first strip through hole 1120, and the second locking position is set at the second strip through hole 1122. In this way, since the edge of the first strip through hole 1120 and the edge of the third strip through hole 1124 are set at a first angle, and the first locking position is set on the first strip through hole 1120, the edge of the first strip through hole 1120 and the edge of the third strip through hole 1124 can cooperate to form a limiting portion to limit the movement of the pushing body 116, thereby limiting the rotation of the workpiece 300 to be processed; similarly, since the edge of the second strip through hole 1122 and the edge of the third strip through hole 1124 are set at a second angle, and the second locking position is set on the second strip through hole 1122, the edge of the second strip through hole 1122 and the edge of the third strip through hole 1124 can cooperate to form another limiting portion to limit the movement of the pushing body 116, thereby limiting the rotation of the workpiece 300 to be processed. In this embodiment, the locking portion 1320 is a locking hole. When the pushing body 116 moves from the first locking position to the second locking position, the locking body 114 is plugged into and fits with the locking hole. After processing is completed, the pushing body 116 is pushed to move from the second locking position to the first locking position. At this time, the locking body 114 is separated from the locking hole.

[0035] like Figure 3 As shown, further, in this embodiment, the third strip through hole 1124 is arranged along the axial direction of the sleeve 112, the first strip through hole 1120 and the second strip through hole 1122 are arranged along the circumferential direction of the sleeve 112, the first strip through hole 1120 and the second strip through hole 1122 are arranged at intervals, and the first strip through hole 1120 and the second strip through hole 1122 are connected to the third strip through hole 1124 to form a moving channel. In this way, the edge of the first strip through hole 1120 and the edge of the third strip through hole 1124 can form a limiting portion, and the edge of the second strip through hole 1122 and the edge of the third strip through hole 1124 can form another limiting portion, which limits the movement of the pusher 116, and further limits the rotation of the workpiece 300 to be processed.

[0036] like Figure 1 to Figure 2As shown, in this embodiment, the number of the locking parts 1320 is at least two, and at least two locking parts 1320 are arranged on the first mounting surface 132 along the height direction of the first clamping member 100. In this way, it can be ensured that the workpiece 300 to be processed can be rotated 90 degrees clockwise or counterclockwise, and then the front and back sides of the workpiece 300 to be processed can be processed.

[0037] like Figure 1 to Figure 2 As shown, on the basis of the above embodiment, the rotation drive mechanism includes a rotation input member 102 and a speed reducer 104, the output end of the rotation input member 102 is connected to the input end of the speed reducer 104, and the output end of the speed reducer 104 is used to connect to the workpiece 300 to be processed. In this way, the output power of the rotation input member 102 is applied to the workpiece 300 to be processed after being decelerated by the speed reducer 104, so that the rotation force applied to the workpiece 300 to be processed can be increased, and then the workpiece 300 to be processed can be rotated more easily; specifically, the rotation input member 102 can be a motor or a turntable; in this embodiment, the rotation input member 102 is a turntable, and the rotation power is input by manually rotating the turntable; specifically, the speed reducer 104 can achieve acceleration by using the speed reduction method of a gear box or achieve deceleration by using a worm gear method.

[0038] A transport vehicle 10 in one embodiment includes the clamping assembly in any of the above embodiments, and also includes a movable assembly, the movable assembly includes a first movable part and a second movable part, the first clamping part 100 is arranged on the first movable part, and the second clamping part 200 is arranged on the second movable part.

[0039] When the above-mentioned transport cart 10 is in use, the workpiece 300 to be processed is placed in the accommodating groove, and then the workpiece 300 to be processed is driven to rotate by the rotating drive mechanism. Since the rotating drive mechanism can drive the workpiece 300 to be processed to drive the rotatable part to rotate synchronously, then, when in use, it is only necessary to push the transport cart 10 to the specified process, rotate the workpiece 300 to be processed, and process the position to be processed of the workpiece 300 to be processed. After the processing is completed, the transport cart 10 is pushed to the next process, and the workpiece 300 to be processed is also rotated to process the next position to be processed of the workpiece 300 to be processed. In this way, the transport cart 10 can act as a movable processing platform. When the workpiece 300 to be processed needs to be processed, it is only necessary to push the transport cart 10 to the specified process, and then rotate the workpiece 300 to be processed so that the position to be processed of the workpiece 300 to be processed faces the processing equipment. There is no need to repeatedly lift the workpiece 300 to be processed, and it is convenient to use.

[0040] like Figure 1 to Figure 2As shown, on the basis of any of the above embodiments, the first movable member includes a first roller mounting body 122 and a second roller mounting body 140, the first roller mounting body 122 and the second roller mounting body 140 are arranged at a third angle to form a first support structure, and the first roller mounting body 122 and the second roller mounting body 140 are both provided with a first roller 150. In this way, the first clamping member 100 is supported upright by the first support structure, thereby facilitating the installation of the first clamping member 100 and the workpiece 300 to be processed. In this embodiment, two first rollers 150 are arranged at intervals at both ends of the first roller mounting body 122, and two first rollers 150 are arranged at intervals at both ends of the second roller mounting body 140, so that the arrangement of the first roller 150 can further support the first clamping member 100.

[0041] like Figure 1 to Figure 2 As shown, on the basis of any of the above embodiments, the second movable member includes a third roller mounting body 212 and a fourth roller mounting body 230, the third roller mounting body 212 and the fourth roller mounting body 230 are arranged at a fourth angle to form a second support structure, and the third roller mounting body 212 and the fourth roller mounting body 230 are both provided with a second roller 240. In this way, the second clamping member 200 is supported upright by the second support structure, thereby facilitating the installation of the second clamping member 200 and the workpiece 300 to be processed. In this embodiment, two second rollers 240 are arranged at intervals at both ends of the third roller mounting body 212, and two second rollers 240 are arranged at intervals at both ends of the fourth roller mounting body 230. In this way, the arrangement of the second roller 240 can further support the second clamping member 200.

[0042] The technical features of the above embodiments may be combined arbitrarily. To make the description concise, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0043] The above embodiments only express several implementation methods of the present invention, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the invention patent. It should be pointed out that, for those of ordinary skill in the art, several variations and improvements can be made without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention shall be subject to the attached claims.

Claims

1. A clamping assembly, characterized in that: include: A first clamping member, the first clamping member comprising a first clamping body and a rotation drive mechanism, the first clamping body is used to be connected to a workpiece to be processed, and an output end of the rotation drive mechanism is connected to the first clamping body; and A second clamping member, wherein the second clamping member comprises a second clamping body and a first support body, wherein the second clamping body is rotatably disposed on the first support body, and the second clamping body and the first clamping body are spaced apart to form a receiving groove for receiving the workpiece to be processed; the second clamping body comprises a third mounting surface and a fourth mounting surface, wherein the fourth mounting surface is connected to the workpiece to be processed, and the third mounting surface is connected to one end of a rotating shaft, and the other end of the rotating shaft is rotatably connected to the first support body; Wherein, the rotation drive mechanism can drive the workpiece to be processed to drive the second clamping body to rotate synchronously; The first clamping member further comprises a second supporting body, the second supporting body and the first supporting body are spaced apart, and the first clamping body is disposed at one end of the second supporting body; The clamping assembly further includes a locking member, the first clamping body includes a first mounting surface and a second mounting surface which are arranged opposite to each other, the first mounting surface is connected to the output end of the rotation drive mechanism, the second mounting surface is used to connect to the workpiece to be processed, the first mounting surface is provided with a locking portion, the locking member is arranged at one end of the second support body, and when the first clamping body is rotated to a preset position, the locking member can be locked and matched with the locking portion; The locking member comprises a sleeve, a locking body and a pushing body, a side wall of the sleeve is provided with a moving channel, the moving channel is provided with a first locking position and a second locking position, the locking body is movably arranged in the sleeve, and one end of the pushing body passes through the moving channel and is connected with the locking body; when the first clamping body rotates to a preset position, the pushing body moves along the first locking position to the second locking position, so that the pushing body drives the locking body to lock and cooperate with the locking portion; The side wall of the sleeve is provided with a first strip through hole, a second strip through hole and a third strip through hole, the first strip through hole and the second strip through hole are arranged at intervals, the third strip through hole is arranged between the first strip through hole and the second strip through hole, and is connected to both the first strip through hole and the second strip through hole, the edge of the first strip through hole is arranged at a first angle to the edge of the third strip through hole, the edge of the second strip through hole is arranged at a second angle to the edge of the third strip through hole, the first strip through hole, the second strip through hole and the third strip through hole cooperate to form the moving channel, the first locking position is arranged at the first strip through hole, and the second locking position is arranged at the second strip through hole; The third strip-shaped through hole is arranged along the axial direction of the sleeve, the first strip-shaped through hole and the second strip-shaped through hole are arranged along the circumferential direction of the sleeve, the first strip-shaped through hole and the second strip-shaped through hole are arranged at intervals, and the first strip-shaped through hole and the second strip-shaped through hole are connected to the third strip-shaped through hole to form the moving channel; The number of the locking portions is at least two, and at least two of the locking portions are arranged on the first mounting surface along a height direction of the first clamping member.

2. The clamping assembly according to claim 1, characterized in that: The rotary drive mechanism comprises a rotary input member and a reduction member, wherein the output end of the rotary input member is connected to the input end of the reduction member, and the output end of the reduction member is used to be connected to the workpiece to be processed.

3. A transport vehicle, characterized in that: The clamping assembly comprises the clamping assembly as claimed in any one of claims 1 to 2, and further comprises a movable assembly, wherein the movable assembly comprises a first movable part and a second movable part, the first clamping part is arranged on the first movable part, and the second clamping part is arranged on the second movable part.

4. The transport vehicle according to claim 3, characterized in that: The first movable member includes a first roller mounting body and a second roller mounting body, the first roller mounting body and the second roller mounting body are arranged at a third angle to form a first supporting structure, and the first roller mounting body and the second roller mounting body are both provided with a first roller.

5. The transport vehicle according to claim 4, characterized in that: The second movable member includes a third roller mounting body and a fourth roller mounting body, the third roller mounting body and the fourth roller mounting body are arranged at a fourth angle to form a second supporting structure, and the third roller mounting body and the fourth roller mounting body are both provided with a second roller.

Citation Information

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