Device for clamping and interlocking tailstock

Abstract

The device comprises an outer sleeve, a rotating cap, a center guide column and a grabber, the center guide column penetrates through the outer sleeve, a long groove is formed in the center guide column, a rack is arranged on the surface of the long groove, an open groove is formed in the outer sleeve, the rack is exposed to the outer side through the open groove, and the grabber is arranged in the open groove. A ratchet is hinged to the outer sleeve on one side of the open groove and meshed with the rack through the open groove, a threaded rod is arranged in the center of the rotating cap, the rotating cap is in threaded connection with the outer sleeve, the threaded rod is connected with the center guide column, a hoop is arranged on the outer sleeve, and grabbers are connected to the lower portion of the hoop and one end of the center guide column respectively. The device is simple in structural design, adopts a pure mechanical structure, is stable in structure, is easy to operate, can tightly grasp a platform, has an interlocking function in repeated vibration, can only perform clamping, and cannot be loosened if manual intervention is not performed, so that the interlocking structure of the device is safe and reliable.

Description

Technical Field

[0001] The utility model relates to the technical field of clamping interlocking, in particular to a device for clamping interlocking of a tailstock. Background Art

[0002] On a high-frequency vibration work platform, an external device is required on the platform, and the device needs to be replaced regularly. Due to the lack of special locking tools, the staff uses simple workpieces and bolts to fix the device on the vibration platform, which is prone to loose locking. When the vibration platform is working, the device may fall off, causing damage to the equipment. Some quick clamps are used, which may also cause loose locking. Due to the lack of interlocking structure, the platform cannot be gripped, and it is easy to loosen during repeated vibration of the platform. Therefore, it is urgent to design a device for tailstock clamping interlocking to solve the above problems. Utility Model Content

[0003] The technical problem to be solved by the utility model is to overcome the existing defects and provide a device for clamping and interlocking the tailstock. The device has a simple structural design, adopts a purely mechanical structure, is stable in structure, is easy to operate, can grasp the platform and has an interlocking function during repeated vibrations. The device can only clamp, and the device cannot be loosened without manual intervention, thereby ensuring that the interlocking structure of the device is safe and reliable, and can effectively solve the problems in the background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a device for tailstock clamping interlocking, comprising an outer sleeve, a rotating cap, a center guide column and a claw hook, the center guide column is passed through the outer sleeve, a long groove is provided on the center guide column, a rack is provided on the surface of the long groove, an open groove is provided on the outer sleeve, the open groove allows the rack to be exposed to the outside, a ratchet is hinged on the outer sleeve on one side of the open groove, the ratchet is engaged with the rack through the open groove, a threaded rod is provided at the center of the rotating cap, the rotating cap is threadedly connected to the outer sleeve, the threaded rod is connected to the center guide column, a clamp is provided on the outer sleeve, and claw hooks are respectively connected to the bottom of the clamp and one end of the center guide column.

[0005] Furthermore, a hinge plate is arranged on the surface of the ratchet, the hinge plate is connected to the outer sleeve via a pin shaft, and a spring is arranged between the other end of the hinge plate and the outer sleeve.

[0006] Furthermore, an adjustment plate is provided on the upper surface of the claw hook, and adjustment holes are evenly spaced on the adjustment plate. One end of the center guide column is connected to the connecting plate by screws, and a connecting column is provided on the lower surface of the clamp. Connecting blocks are respectively provided at the lower ends of the connecting column and the connecting plate. The connecting blocks are clamped on the adjustment plate and fixed by screws.

[0007] Furthermore, the outer surface of the central guide column is symmetrically provided with sliding grooves, and the central guide column is slidably connected to the outer sleeve through the sliding grooves.

[0008] Furthermore, a center hole is provided at the center of one end of the center guide column, a thread II is provided on the inner surface of the center hole, a thread I is provided on the outer surface of one end of the outer sleeve, the thread direction of thread I is opposite to that of thread II, the inner surface of the rotating cap is connected to thread I, the threaded rod on the rotating cap is connected to thread II, a handle is provided on the outer surface of the rotating cap, and a nut is provided on the outer end surface of the rotating cap.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] 1. The device has a simple structural design and adopts a purely mechanical structure. It is stable and easy to operate. It can grasp the platform and has an interlocking function during repeated vibrations. The device can only clamp and cannot be loosened without manual intervention, thereby ensuring that the interlocking structure of the device is safe and reliable.

[0011] 2. By changing the fixed position of the connection block and the adjustment plate, the distance between the claw hooks is changed to make up for the distance between the claw hooks, thereby improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the utility model;

[0013] Figure 2 This is the axonometric drawing of the utility model;

[0014] Figure 3 This is a schematic diagram of the structure of the central guide column of the utility model;

[0015] Figure 4 This is a schematic diagram of the structure of the rotary sleeve of the utility model.

[0016] In the figure: 1 connecting plate, 2 spring, 3 hinged plate, 4 ratchet, 5 open groove, 6 outer sleeve, 7 thread I, 8 rotating cap, 9 adjusting hole, 10 adjusting plate, 11 claw hook, 12 connecting column, 13 clamp, 14 handle, 15 nut, 16 connecting block, 17 rack, 18 slide groove, 19 center hole, 20 long groove, 21 center guide column, 22 thread II, 23 threaded rod. DETAILED DESCRIPTION

[0017] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0018] See also Figure 1-4 The utility model provides a technical solution: a device for clamping and interlocking a tailstock, comprising an outer sleeve 6, a rotating cap 8, a central guide column 21 and a claw hook 11, wherein the central guide column 21 is inserted into the outer sleeve 6, a long groove 20 is arranged on the central guide column 21, a rack 17 is arranged on the surface of the long groove 20, an opening groove 5 is arranged on the outer sleeve 6, the opening groove 5 makes the rack 17 leak outward, a ratchet 4 is hinged on the outer sleeve 6 on one side of the opening groove 5, the ratchet 4 is meshed with the rack 17 through the opening groove 5, a threaded rod 23 is arranged at the center of the rotating cap 8, the rotating cap 8 is threadedly connected to the outer sleeve 6, and the threaded rod 23 It is connected to the center guide column 21, and by manually rotating the rotating cap 8, the rotating cap 8 can drive the outer sleeve 6 and the center guide column 21 to move in opposite directions, thereby driving the claw hook 11 to move, and complete clamping or loosening. A clamp 13 is provided on the outer sleeve 6, and the claw hook 11 is respectively connected to the bottom of the clamp 13 and one end of the center guide column 21. The external device can be fixed on the vibration platform through the claw hook 11, and will not loosen after interlocking, ensuring the stability of the structure. The structure adopts manual locking or loosening, is easy to operate, and has a simple structure and is easy to manufacture. Compared with the electric locking structure, it is more stable and meets the production needs.

[0019] A hinged plate 3 is provided on the surface of the ratchet 4, and the hinged plate 3 is connected to the outer sleeve 6 by a pin shaft. A spring 2 is provided between the other end of the hinged plate 3 and the outer sleeve 6. The spring 2 applies elastic force to one end of the ratchet 4, and the other end of the ratchet 4 engages with the rack 17 to complete the locking. When the two claw hooks 11 need to be separated, only one end of the ratchet 4 can be manually pressed to separate the ratchet 4 from the rack 17, so that the rotating cap 8 can be rotated to separate the claw hooks 11. Without manual intervention, the device cannot be loosened, thereby ensuring that the interlocking structure of the device is safe and reliable.

[0020] An adjustment plate 10 is provided on the upper surface of the claw hook 11, and adjustment holes 9 are evenly spaced on the adjustment plate 10. One end of the central guide column 21 is connected to the connecting plate 1 by a screw. A connecting column 12 is provided on the lower surface of the clamp 13. The lower end of the connecting column 12 and the lower end of the connecting plate 1 are respectively provided with connecting blocks 16. The connecting block 16 is clamped on the adjusting plate 10 and fixed by screws. By changing the fixed position of the connecting block 16 and the adjusting plate 10, the distance between the claw hooks 11 is changed to make up for the distance between the claw hooks 11, thereby improving the practicality of the device.

[0021] The outer surface of the central guide column 21 is symmetrically provided with slide grooves 18, and the central guide column 21 is slidably connected to the outer sleeve 6 through the slide grooves 18, so that the central guide column 21 can be prevented from rotating and can only make the central guide column 21 move axially.

[0022] A center hole 19 is provided at the center of one end of the center guide column 21, and a thread II 22 is provided on the inner surface of the center hole 19. A thread I7 is provided on the outer surface of one end of the outer sleeve 6, and the thread direction of the thread I7 is opposite to that of the thread II 22. The inner surface of the rotating cap 8 is connected to the thread I7, and the threaded rod 23 on the rotating cap 8 is connected to the thread II 22. A handle 14 is provided on the outer surface of the rotating cap 8, and the rotating cap 8 can be manually rotated by the handle 14. A nut 15 is provided on the outer end surface of the rotating cap 8. When locking, since the manual locking is not firm, it can also be connected to the nut 15 through a wrench, so that a greater rotational force can be applied to the rotating cap 8, thereby locking the device to meet the use requirements.

[0023] When in use: clamp the claw hook 11 between the device and the platform, rotate the rotating cap 8, the claw hook 11 is tightened in opposite directions, and the claw hook 11 clamps the device and the platform together. When the two claw hooks 11 need to be separated, only one end of the ratchet 4 can be manually pressed to separate the ratchet 4 from the rack 17, so that the rotating cap 8 can be rotated to separate the claw hook 11. Without manual intervention, the device cannot be loosened.

[0024] The basic principles, main features and advantages of the present invention are shown and described above. Without departing from the spirit and scope of the present invention, the present invention may also be subject to various changes and improvements, which are all within the scope of the present invention to be protected.

Claims

1. A device for clamping and interlocking a tailstock, comprising an outer sleeve (6), a rotating cap (8), a central guide column (21) and a claw hook (11), characterized in that: The central guide column (21) is inserted into the outer sleeve (6). The central guide column (21) is provided with a long groove (20). A rack (17) is provided on the surface of the long groove (20). The outer sleeve (6) is provided with an open groove (5). A ratchet (4) is hingedly connected to the outer sleeve (6) on one side of the open groove (5). The ratchet (4) meshes with the rack (17) through the open groove (5). A threaded rod (23) is provided at the center of the rotating cap (8). The rotating cap (8) is threadedly connected to the outer sleeve (6). The threaded rod (23) is connected to the central guide column (21). The outer sleeve (6) is provided with a clamp (13). The lower part of the clamp (13) and one end of the central guide column (21) are respectively connected with claw hooks (11).

2. A device for tailstock clamping interlocking according to claim 1, characterized in that: A hinge plate (3) is provided on the surface of the ratchet (4); the hinge plate (3) is connected to the outer sleeve (6) via a pin shaft; and a spring (2) is provided between the other end of the hinge plate (3) and the outer sleeve (6).

3. The device for tailstock clamping interlocking according to claim 1, characterized in that: An adjustment plate (10) is arranged on the upper surface of the claw hook (11), and adjustment holes (9) are evenly spaced on the adjustment plate (10). One end of the central guide column (21) is connected to the connecting plate (1) via a screw. A connecting column (12) is arranged on the lower surface of the clamp (13). The lower ends of the connecting column (12) and the connecting plate (1) are respectively provided with connecting blocks (16), and the connecting blocks (16) are clamped on the adjustment plate (10) and fixed via screws.

4. The device for tailstock clamping interlocking according to claim 1, characterized in that: The outer surface of the central guide column (21) is symmetrically provided with sliding grooves (18), and the central guide column (21) is slidably connected to the outer sleeve (6) via the sliding grooves (18).

5. The device for tailstock clamping interlocking according to claim 1, characterized in that: A center hole (19) is provided at the center of one end of the center guide column (21), and a thread II (22) is provided on the inner surface of the center hole (19). A thread I (7) is provided on the outer surface of one end of the outer sleeve (6), and the thread I (7) and the thread II (22) have opposite thread directions. The inner surface of the rotating cap (8) is connected to the thread I (7), and the threaded rod (23) on the rotating cap (8) is connected to the thread II (22). A handle (14) is provided on the outer surface of the rotating cap (8), and a nut (15) is provided on the outer end surface of the rotating cap (8).

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