Clamping tool for rail transit maintenance equipment

Abstract

The utility model belongs to the technical field of clamping tools, and particularly relates to a clamping tool for rail transit maintenance instruments, which comprises a mounting plate and a rail, a support is arranged on the mounting plate, a motor is arranged in the support, a first limiting plate is arranged on the support, and a second limiting plate corresponding to the first limiting plate is arranged on the support. A jacking assembly is arranged between the first limiting plate and the second limiting plate, a limiting piece is arranged on the first limiting plate, and the first limiting plate comprises a sliding groove, a moving groove, a containing opening, a rotating shaft and a torsion spring. Through the motor, the first limiting plate, the second limiting plate, the jacking assembly and the limiting piece, the clamping effect is formed between the jacking assembly and the limiting piece, the fixing effect is achieved, overhaul and maintenance of the rail are facilitated, limiting and locking operation of the rail is convenient and fast, excessive additional fasteners are not needed, the jacking assembly can be tightly attached to the rail, and the rail is not prone to being damaged. And the limiting effect on the track is further guaranteed, and the stability after the track is clamped is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of clamping tooling, in particular to a clamping tooling for rail transit maintenance equipment. Background Art

[0002] A clamping tool is a device used to fix workpieces during processing, testing or assembly to ensure processing accuracy, improve production efficiency and ensure operational safety. It is widely used in mechanical processing, automated production lines, quality inspection and other fields. The design and use of clamping tools directly affect the processing quality and production efficiency of the product. In the field of rail transit maintenance, rail transit maintenance equipment needs to clamp the track when repairing the track to maintain the stability of the track and avoid track deviation. The clamping tool of the transportation track maintenance equipment is an important component.

[0003] The prior art has the following problems:

[0004] 1. The overall clamping operation steps of the existing rail transit maintenance equipment clamping tooling are relatively cumbersome and inconvenient to operate during use. Different fasteners are required for limiting and locking. When clamping the track that needs to be repaired, the convenience can be further improved;

[0005] 2. The existing rail transit maintenance equipment clamping tooling can further improve the tightness and tightness when clamping the track that needs to be repaired, and the stability of the track after clamping can be further improved. Utility Model Content

[0006] In view of the deficiencies in the prior art, the utility model provides a clamping tool for rail transit maintenance equipment, which solves the current problem that the overall clamping operation steps are cumbersome and inconvenient to operate, and different fasteners are required to limit and lock the track. When clamping the track that needs to be inspected, the convenience can be further improved, and when clamping the track that needs to be inspected, the tightness and tightness can be further improved, and the stability of the track after clamping can be further improved.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a clamping tool for rail transit maintenance equipment, comprising a mounting plate and a track, a bracket is arranged on the mounting plate, a motor is arranged in the bracket, a first limiting plate is arranged on the bracket, a second limiting plate is arranged on the bracket corresponding to the first limiting plate, a tightening assembly is arranged between the first limiting plate and the second limiting plate, a limiting member is arranged on the first limiting plate, and a threaded rod is arranged at the output end of the motor;

[0008] The first limiting plate includes a sliding groove, a moving groove, a receiving port, a rotating shaft and a torsion spring. The receiving port is provided with a rotating shaft, and the rotating shaft is provided with a torsion spring.

[0009] The tightening assembly comprises a guide slider and a sliding block, and both ends of the tightening assembly are provided with a guide slider and a sliding block.

[0010] As a preferred technical solution of the utility model: the mounting plate is fixedly mounted on one end of the bracket, the motor is fixedly mounted in the bracket and there are two groups of motors in total, the two groups of motors are connected in series and are electrically connected to an external power supply.

[0011] As a preferred technical solution of the utility model: the first limiting plate and the second limiting plate are both fixedly mounted on the outer end of the bracket, and there are two groups of threaded rods which are respectively fixedly connected to the output ends of the two groups of motors.

[0012] As a preferred technical solution of the utility model: the inner structure of the tightening assembly is adapted to the track, and the top and bottom of the tightening assembly are provided with a guide slide block and a sliding block.

[0013] As a preferred technical solution of the utility model: the guide sliding block is matched with the sliding groove, the sliding block is matched with the moving groove, and the sliding block is provided with a threaded hole matched with the threaded rod.

[0014] As a preferred technical solution of the utility model: the other end of the threaded rod corresponding to the first limiting plate extends into the movable groove from one side of the first limiting plate and passes through the sliding block to be rotatably connected to the inner wall of the movable groove. There is a threaded connection between the threaded rod and the sliding block, and the installation structure of the two groups of threaded rods is consistent.

[0015] As a preferred technical solution of the utility model: the limit member is rotatably mounted on the rotating shaft, the rotating shaft is fixedly mounted in the receiving opening, and the structure of the second limit plate is consistent with that of the first limit plate.

[0016] Compared with the prior art, the utility model provides a clamping tool for rail transit maintenance equipment, which has the following beneficial effects:

[0017] 1. A clamping tool for rail transit maintenance equipment is provided with a motor, a first limiting plate, a second limiting plate, a tightening assembly, and a limiting piece, and the first limiting plate and the second limiting plate are pushed forward corresponding to the track that needs to be repaired. During the process, the limiting pieces on the first limiting plate and the second limiting plate are forced to rotate around the first limiting plate, and the torsion spring performs mechanical force storage. After the two sets of limiting pieces pass through the track, they are reset under the action of the torsion spring, and then the motor is started to drive the corresponding threaded rod to rotate, so that the tightening assembly approaches the track until it is tightly attached to the track, and a clamping effect can be formed between the limiting pieces to achieve a fixing effect, which is convenient for the inspection and maintenance of the track, and the limiting and locking operations of the track are relatively convenient.

[0018] 2. This kind of clamping tool for rail transit maintenance equipment clamps the track by setting a first limiting plate, a second limiting plate, a clamping assembly, and a limit piece. The limit piece and the clamping assembly are combined to clamp the track. There is no need for too many additional fasteners. The clamping assembly can fit tightly with the track, further ensuring the limiting effect on the track and improving the stability after clamping the track. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the structure of the first limiting plate and the tightening assembly of the utility model;

[0021] Figure 3 This is a schematic diagram of the installation structure of the limiter of the utility model.

[0022] In the figure: 1. mounting plate; 2. bracket; 3. motor; 4. first limiting plate; 401. slide groove; 402. moving groove; 403. storage port; 404. rotating shaft; 405. torsion spring; 5. second limiting plate; 6. tightening assembly; 601. guide slider; 602. sliding block; 7. limiter; 8. track; 9. threaded rod. DETAILED DESCRIPTION

[0023] The following will be combined with 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 in 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.

[0024] See also Figure 1-3 In this embodiment: a clamping tool for rail transit maintenance equipment, including a mounting plate 1 and a rail 8, a bracket 2 is arranged on the mounting plate 1, the bracket 2 can facilitate the installation of a motor 3, a motor 3 is arranged in the bracket 2, and the motor 3 can provide power for the movement of a tightening component 6, a first limiting plate 4 is arranged on the bracket 2, a second limiting plate 5 is arranged on the bracket 2 corresponding to the first limiting plate 4, a tightening component 6 is arranged between the first limiting plate 4 and the second limiting plate 5, a limiting member 7 is arranged on the first limiting plate 4, and a threaded rod 9 is arranged at the output end of the motor 3;

[0025] The first limiting plate 4 includes a sliding groove 401, a moving groove 402, a receiving port 403, a rotating shaft 404 and a torsion spring 405. The receiving port 403 is provided with a rotating shaft 404, and a torsion spring 405 is provided on the rotating shaft 404. The torsion spring 405 can reset the limiting member 7;

[0026] The pressing component 6 includes a guide slider 601 and a sliding block 602 . The guide slider 601 and the sliding block 602 are disposed at both ends of the pressing component 6 .

[0027] In this embodiment, the mounting plate 1 is fixedly mounted on one end of the bracket 2, the motor 3 is fixedly mounted in the bracket 2 and there are two groups of motors 3, the two groups of motors 3 are connected in series and are electrically connected to an external power supply; the first limiting plate 4 and the second limiting plate 5 are both fixedly mounted on the outer end of the bracket 2, there are two groups of threaded rods 9 and they are respectively fixedly connected to the output ends of the two groups of motors 3, and the threaded rods 9 can be used to drive the clamping assembly 6 to move; the inner side structure of the clamping assembly 6 is adapted to the track 8, and the top and bottom of the clamping assembly 6 are provided with a guide slider 601 and a sliding block 602, and the sliding block 602 and the guide slider 601 can be combined with the slide groove 401 and the movable groove 402 to play a guiding role, thereby ensuring the clamping assembly 6 The movement is stable and no deviation occurs; the guide slider 601 is adapted to the slide groove 401, the sliding block 602 is adapted to the moving groove 402, and a threaded hole adapted to the threaded rod 9 is opened on the sliding block 602; the other end of the threaded rod 9 corresponding to the first limiting plate 4 extends from one side of the first limiting plate 4 into the moving groove 402 and passes through the sliding block 602 to be rotatably connected to the inner wall of the moving groove 402, and there is a threaded connection between the threaded rod 9 and the sliding block 602, and the installation structures of the two groups of threaded rods 9 are consistent; the limit member 7 is rotatably installed on the rotating shaft 404, and the rotating shaft 404 is fixedly installed in the receiving port 403, and the structure of the second limiting plate 5 is consistent with that of the first limiting plate 4, and the limit member 7 can be smoothly flipped through the rotating shaft 404.

[0028] The working principle and use process of the utility model are as follows: in actual use, the equipment is placed in a suitable position, and connected with the corresponding maintenance equipment through the mounting plate 1 in combination with bolts, and then the track 8 can be inspected and repaired according to actual needs. During the process, the first limiting plate 4 and the second limiting plate 5 can be directly pushed forward corresponding to the track 8 that needs to be repaired. During the process, the limiting pieces 7 on the first limiting plate 4 and the second limiting plate 5 are forced to rotate around the first limiting plate 4, and the torsion spring 405 performs mechanical force storage. At this time, the first limiting plate 4 and the second limiting plate 5 can pass through the track 8 smoothly respectively, and the two sets of limiting pieces After 7 passes through the track 8, it is reset under the action of the torsion spring 405 and is respectively perpendicular to the first limiting plate 4 and the second limiting plate 5. Then the motor 3 can be started to drive the corresponding threaded rod 9 to rotate, thereby driving the tightening component 6 to approach the track 8 until it is tightly attached to the track 8, and a clamping effect can be formed between the limiter 7 to achieve a fixing effect, which is convenient for the inspection and maintenance of the track 8. The limiting and locking operations of the track 8 are relatively convenient and do not require too many additional fasteners. The tightening component 6 can fit tightly with the track 8, further ensuring the limiting effect on the track 8 and improving the stability after clamping the track 8.

[0029] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A clamping tool for rail transit maintenance equipment, comprising a mounting plate (1) and a rail (8), wherein a bracket (2) is arranged on the mounting plate (1), and a motor (3) is arranged in the bracket (2), characterized in that: The bracket (2) is provided with a first limiting plate (4), the bracket (2) is provided with a second limiting plate (5) corresponding to the first limiting plate (4), a tightening assembly (6) is provided between the first limiting plate (4) and the second limiting plate (5), a limiting member (7) is provided on the first limiting plate (4), and a threaded rod (9) is provided at the output end of the motor (3); The first limiting plate (4) comprises a sliding groove (401), a moving groove (402), a receiving opening (403), a rotating shaft (404) and a torsion spring (405); the receiving opening (403) is provided with a rotating shaft (404), and the rotating shaft (404) is provided with a torsion spring (405); The tightening assembly (6) comprises a guide slider (601) and a sliding block (602). The guide slider (601) and the sliding block (602) are provided at both ends of the tightening assembly (6).

2. The clamping tool for rail transit maintenance equipment according to claim 1, characterized in that: The mounting plate (1) is fixedly mounted on one end of the bracket (2), and the motor (3) is fixedly mounted in the bracket (2) and there are two groups of the motors (3). The two groups of the motors (3) are connected in series and are electrically connected to an external power supply.

3. The clamping tool for rail transit maintenance equipment according to claim 1 is characterized in that: The first limiting plate (4) and the second limiting plate (5) are both fixedly mounted on the outer end of the bracket (2); there are two groups of threaded rods (9) which are respectively fixedly connected to the output ends of the two groups of motors (3).

4. The clamping tool for rail transit maintenance equipment according to claim 1 is characterized in that: The inner structure of the tightening component (6) is compatible with the track (8), and the top and bottom of the tightening component (6) are both provided with a guide slider (601) and a sliding block (602).

5. The clamping tool for rail transit maintenance equipment according to claim 1, characterized in that: The guide sliding block (601) is matched with the sliding groove (401), the sliding block (602) is matched with the moving groove (402), and a threaded hole matched with the threaded rod (9) is provided on the sliding block (602).

6. The clamping tool for rail transit maintenance equipment according to claim 1, characterized in that: The other end of the threaded rod (9) corresponding to the first limiting plate (4) extends from one side of the first limiting plate (4) into the movable groove (402) and passes through the sliding block (602) to be rotatably connected to the inner wall of the movable groove (402). A threaded connection exists between the threaded rod (9) and the sliding block (602), and the installation structures of the two groups of threaded rods (9) are consistent.

7. The clamping tool for rail transit maintenance equipment according to claim 1, characterized in that: The limiting member (7) is rotatably mounted on the rotating shaft (404), and the rotating shaft (404) is fixedly mounted in the receiving opening (403). The structure of the second limiting plate (5) is consistent with that of the first limiting plate (4).

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