CN221088740U

CN221088740U - Clamping device

Info

Publication number: CN221088740U
Application number: CN202322744329.6U
Authority: CN
Inventors: 孙青涛; 王蕊; 黄伟伟
Original assignee: Shanghai Huangwei Steel Pipe Co ltd
Current assignee: Shanghai Huangwei Steel Pipe Co ltd
Priority date: 2023-10-12
Filing date: 2023-10-12
Publication date: 2024-06-07
Anticipated expiration: 2033-10-12

Abstract

The utility model discloses a clamping device which comprises a clamping device main frame and a supporting bottom plate, wherein the middle of the inside of the clamping device main frame is provided with the supporting bottom plate, a storage plate is arranged above the supporting bottom plate, the right side of the clamping device main frame is provided with supporting side columns, both sides of the top of the clamping device main frame are provided with supporting frames, the inside of the supporting frames is provided with a fourth gear, a third gear is arranged below the fourth gear, the input end of the fourth gear is connected with a second servo motor, the front ends of the third gear and the fourth gear are both connected with clamping arms, and one end of each clamping arm is connected with the clamping plate. According to the utility model, the first gear is rotated under the action of the first servo motor to drive the second gear meshed with the first gear to rotate, and the second gear is fixedly connected with the left support frame, so that the whole support frame is driven to rotate, and the clamped object is turned over.

Description

Clamping device

Technical Field

The utility model relates to the technical field of clamping devices, in particular to a clamping device.

Background

The clamping device is a device for clamping a workpiece or a device, aims to ensure the positioning and fixing of the workpiece and enables the machining process to be accurately and stably carried out, and mainly comprises three aspects of clamping, positioning and supporting, wherein the clamping is used for fixing the workpiece at a specified position in the machining process to ensure the machining precision, the positioning is used for placing the workpiece at a correct position in the clamping process, and the supporting is used for providing a support for a clamp system to ensure the stability of the machining process.

The existing clamping device has the following problems:

1) The common clamping device directly clamps the object on the bedplate, and when the object with heavy weight is faced, the object needs to be laboriously carried on the bedplate, so that the time is long, and the injury of workers and the damage of the object are easily caused during carrying;

2) In general, the clamping device only clamps the target object, lacks a proper overturning structure, needs to take down the object and manually overturn the object and then clamp the object again, and is difficult to adapt to the scene that both sides need to be processed.

Disclosure of utility model

The present utility model is directed to a clamping device, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a clamping device, includes clamping device body frame and supporting baseplate, the inside centre of clamping device body frame is provided with supporting baseplate, the top of supporting baseplate is provided with puts the thing board, the right side of clamping device body frame is provided with the support jamb, the both sides at clamping device body frame top all are provided with braced frame, braced frame's inside is provided with the fourth gear, the below of fourth gear is provided with the third gear, the input of fourth gear is connected with the second servo motor, the front end of third gear and fourth gear all is connected with the centre gripping arm, the one end of centre gripping arm is connected with the centre gripping board.

Preferably, two movable rods are arranged between the supporting bottom plate and the object placing plate, the joint of the two movable rods is provided with a movable shaft in a penetrating mode, a hydraulic oil cylinder is arranged in the right side of the supporting bottom plate, the extending end of the hydraulic oil cylinder is connected with a pushing block, a guide sliding rod is arranged in the right side of the object placing plate, and a sliding rod sleeve block is sleeved outside the guide sliding rod.

Preferably, the hydraulic cylinder is fixedly connected with the push block, two movable rods are movably connected with the push block through movable shafts in a pin joint mode, two ends of one movable rod are respectively connected with the sliding rod sleeve block and the supporting bottom plate in a pin joint mode, and two ends of the other movable rod are respectively connected with the push block and the object placing plate in a pin joint mode.

Preferably, an adjusting screw rod is arranged in the supporting side column, the input end of the adjusting screw rod is connected with a stepping motor, a screw rod sleeve block is sleeved outside the adjusting screw rod, a connecting rod is arranged on the right side of the screw rod sleeve block, a supporting sliding seat is connected to the bottom of the supporting side column, and a supporting sliding rod is arranged in the supporting sliding seat in a penetrating mode.

Preferably, the support sliding rod passes through the inside of the support sliding seat, the support sliding seat is fixedly connected with the support side column, one end of the connecting rod is movably pinned with the main frame of the clamping device, the other end of the connecting rod is movably pinned with the screw rod sleeve block, the adjusting screw rod passes through the inside of the screw rod sleeve block, and the stepping motor is fixedly connected with the adjusting screw rod.

Preferably, the second servo motor is fixedly connected with a fourth gear, the fourth gear is meshed with the third gear, the two clamping arms are respectively fixedly connected with the third gear and the fourth gear, and the clamping plate is movably connected with the clamping arms in a pin joint mode.

Preferably, a second gear is arranged on the left side of the support frame on the left side, a first gear is arranged below the second gear, and the input end of the first gear is connected with a first servo motor.

Preferably, the first servo motor is fixedly connected with a first gear, the first gear is meshed with a second gear, and the second gear is fixedly connected with the left side supporting frame.

Preferably, the right side of supporting the jamb is provided with coaxial gear, the below of coaxial gear is provided with the jamb, the inside of jamb is provided with locking spring, locking spring's top is connected with spacing tooth piece, locking spring's inside wears to be equipped with the pull rod.

Preferably, the coaxial gear is meshed with the limiting tooth block, and the limiting tooth block is elastically connected with the side column through the locking spring and the pull rod.

Compared with the prior art, the utility model has the beneficial effects that:

The utility model can push the pushing block to move horizontally under the action of the hydraulic oil cylinder, as the two movable rods are movably connected through the movable shaft, the two ends of one movable rod are respectively and movably pinned with the pushing block and the object placing plate, the two ends of the other movable rod are respectively and movably pinned with the supporting bottom plate and the sliding rod sleeve block, the pushing block can push the bottom of one movable rod to move, and can rotate the two movable rods by taking the movable shaft as an axis, the top of the other movable rod can push the sliding rod sleeve block to move transversely along the guiding sliding rod, and can apply thrust to the object placing plate, so that the height of the object placing plate can be changed, and a product can be pushed to a proper position.

According to the utility model, the adjusting screw rod is rotated under the action of the stepping motor, the adjusting screw rod can push the screw rod sleeve block to move, the screw rod sleeve block can push the top of the connecting rod to move, the bottom of the connecting rod rotates, and thrust is acted on the support side column, and the support side column and the support sliding seat can transversely move along the support sliding rod due to the fixed connection of the support side column and the support sliding seat, so that the distance between the support side column and the object placing plate can be changed, and the support side column can be pushed to a proper position.

According to the utility model, the fourth gear can rotate under the action of the second servo motor to drive the third gear meshed with the fourth gear to rotate reversely, so that the third gear and the fourth gear drive the corresponding clamping arms to synchronously rotate, and the two clamping plates are mutually close to each other to clamp an object.

According to the utility model, the first gear is rotated under the action of the first servo motor to drive the second gear meshed with the first gear to rotate, and the second gear is fixedly connected with the left support frame, so that the whole support frame is driven to rotate, and the clamped object is turned over.

According to the utility model, the limiting tooth block can be pulled to move downwards by pulling the pull rod, and meanwhile, the locking spring is compressed, so that the limiting tooth block is separated from the coaxial gear, the supporting frame and the clamping object can be overturned, the locking spring can return by loosening the pull rod, the upper limiting tooth block is pushed to be meshed with the coaxial gear, the coaxial gear and the supporting frame are limited, and the angle deviation is avoided.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is an enlarged partial schematic view of fig. 1 at a in accordance with the present utility model.

Fig. 3 is an enlarged partial schematic view of the utility model at B in fig. 1.

Fig. 4 is an enlarged partial schematic view of fig. 1 at C in accordance with the present utility model.

Fig. 5 is an enlarged partial schematic view of the utility model at D in fig. 1.

In the figure: 1. a clamping device main frame; 2. a support base plate; 3. a locking spring; 4. limiting tooth blocks; 5. a coaxial gear; 6. a support frame; 7. a clamping plate; 8. supporting side posts; 9. a first gear; 10. a second gear; 11. a hydraulic cylinder; 12. a movable rod; 13. a pushing block; 14. a movable shaft; 15. a guide slide bar; 16. a sliding rod sleeve block; 17. supporting a slide; 18. supporting a slide bar; 19. a pull rod; 20. a connecting rod; 21. adjusting a screw rod; 22. a stepping motor; 23. a screw rod sleeve block; 24. a first servo motor; 25. a third gear; 26. a fourth gear; 27. a second servo motor; 28. a clamping arm; 29. a storage plate; 30. and a side column.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments of the present utility model.

As shown in fig. 1-4, the present utility model provides a technical solution: the utility model provides a clamping device, including clamping device body frame 1 and supporting baseplate 2, the inside centre of clamping device body frame 1 is provided with supporting baseplate 2, the top of supporting baseplate 2 is provided with puts thing board 29, the right side of clamping device body frame 1 is provided with support jamb 8, the both sides at clamping device body frame 1 top all are provided with braced frame 6, braced frame 6's inside is provided with fourth gear 26, the below of fourth gear 26 is provided with third gear 25, the input of fourth gear 26 is connected with second servo motor 27, the front end of third gear 25 and fourth gear 26 all is connected with centre gripping arm 28, the one end of centre gripping arm 28 is connected with centre gripping board 7.

As shown in fig. 1 and 2, further, two movable rods 12 are arranged between the supporting bottom plate 2 and the object placing plate 29, a movable shaft 14 is penetrated at the joint of the two movable rods 12, a hydraulic cylinder 11 is arranged in the right side of the supporting bottom plate 2, the extending end of the hydraulic cylinder 11 is connected with a push block 13, a guide slide rod 15 is arranged in the right side of the object placing plate 29, a slide rod sleeve block 16 is sleeved outside the guide slide rod 15, the hydraulic cylinder 11 is fixedly connected with the push block 13, the two movable rods 12 are movably pinned with the slide rod sleeve block 16 through the movable shaft 14, two ends of one movable rod 12 are movably pinned with the push block 13 and the object placing plate 29 respectively, the two ends of the other movable rod 12 can be pushed by the push block 13 and the object placing plate 29 under the action of the hydraulic cylinder 11, as the two ends of the two movable rods 12 are movably pinned with the push block 13 and the object placing plate 29 respectively, two ends of the other movable rod 12 are movably pinned with the support bottom plate 2 and the slide rod sleeve block 16 respectively, one movable rod 13 can be pushed by the push rod 12 and the slide rod sleeve block 16, and the other movable rod can be pushed by the slide rod 12 to the top of the slide rod 29, and the two movable rods can be horizontally pinned by the slide rod 29, and the two movable rods can be rotated to the top of the slide rod can be moved along the slide rod and the slide rod 29.

As shown in fig. 1 and 3, further, an adjusting screw 21 is disposed in the support side column 8, an input end of the adjusting screw 21 is connected with a stepping motor 22, a screw sleeve block 23 is sleeved outside the adjusting screw 21, a connecting rod 20 is disposed on the right side of the screw sleeve block 23, a support sliding seat 17 is connected to the bottom of the support side column 8, a support sliding rod 18 is penetrated in the support sliding seat 17, the support sliding rod 18 penetrates through the support sliding seat 17, the support sliding seat 17 is fixedly connected with the support side column 8, one end of the connecting rod 20 is movably pinned with the clamping device main frame 1, the other end of the connecting rod 20 is movably pinned with the screw sleeve block 23, the adjusting screw 21 penetrates through the interior of the screw sleeve block 23, the stepping motor 22 is fixedly connected with the adjusting screw 21, the adjusting screw 21 is enabled to rotate under the action of the stepping motor 22, the screw sleeve block 23 can be pushed to move, the top of the connecting rod sleeve block 23 can be pushed to move, the bottom of the connecting rod 20 is enabled to rotate, and thrust is acted on the support side column 8, and as the support side column 8 is fixedly connected with the support sliding seat 17, the support side column 8 can be enabled to move along the support sliding seat 18, the distance between the support side column 8 and the support side column 8 can be changed to a proper position between the support side column 8 and a proper position.

As shown in fig. 1 and 4, further, the second servo motor 27 is fixedly connected with the fourth gear 26, the fourth gear 26 is meshed with the third gear 25, the two clamping arms 28 are respectively fixedly connected with the third gear 25 and the fourth gear 26, the clamping plate 7 and the clamping arms 28 are movably pinned, the fourth gear 26 can be rotated under the action of the second servo motor 27 to drive the third gear 25 meshed with the fourth gear 26 to rotate reversely, and the third gear 25 and the fourth gear 26 can drive the corresponding clamping arms 28 to synchronously rotate, so that the two clamping plates 7 are close to each other to clamp an object.

As shown in fig. 1 and fig. 4, further, the left side of the left side support frame 6 is provided with a second gear 10, a first gear 9 is arranged below the second gear 10, the input end of the first gear 9 is connected with a first servo motor 24, the first servo motor 24 is fixedly connected with the first gear 9, the first gear 9 is meshed with the second gear 10, the second gear 10 is fixedly connected with the left side support frame 6, the first gear 9 is driven to rotate under the action of the first servo motor 24, the second gear 10 meshed with the upper side of the first gear is driven to rotate, and the second gear 10 is fixedly connected with the left side support frame 6, so that the whole support frame 6 is driven to rotate, and the clamped object is turned.

As shown in fig. 1, further, the right side of the support jamb 8 is provided with a coaxial gear 5, the lower side of the coaxial gear 5 is provided with a jamb 30, the inside of the jamb 30 is provided with a locking spring 3, the top end of the locking spring 3 is connected with a limiting tooth block 4, a pull rod 19 is penetrated in the inside of the locking spring 3, the coaxial gear 5 is meshed with the limiting tooth block 4, the limiting tooth block 4 and the jamb 30 are elastically connected through the locking spring 3 and the pull rod 19, the limiting tooth block 4 can be pulled to move downwards by pulling the pull rod 19, meanwhile, the locking spring 3 is compressed, the limiting tooth block 4 is separated from the coaxial gear 5, so that the support frame 6 and a clamping object can be overturned, the locking spring 3 returns by loosening the pull rod 19, the upper limiting tooth block 4 is pushed to be meshed with the coaxial gear 5, and the support frame 6 are limited, and angular offset is avoided.

Working principle: firstly, placing an object to be clamped above a placement plate 29, at the moment, pushing a pushing block 13 to horizontally move under the action of a hydraulic oil cylinder 11, as two movable rods 12 are movably connected through a movable shaft 14, two ends of one movable rod 12 are respectively and movably pinned with the pushing block 13 and the placement plate 29, two ends of the other movable rod 12 are respectively and movably pinned with a supporting bottom plate 2 and a sliding rod sleeve block 16, the pushing block 13 can push the bottom of one movable rod 12 to move, the two movable rods 12 can rotate by taking the movable shaft 14 as an axis, the top of the other movable rod 12 can push the sliding rod sleeve block 16 to move along the transverse direction of a guiding sliding rod 15 and can apply pushing force to the placement plate 29, the height of the placement plate 29 can be changed, and products can be pushed to proper positions, then, under the action of a stepping motor 22, an adjusting screw 21 is rotated, the adjusting screw 21 can push the screw rod sleeve block 23 to move, the top of a connecting rod 20 can be pushed by the screw rod sleeve block 23 to rotate, and the bottom of the connecting rod 20 can act on a supporting side column 8, and the supporting side column 8 can be fixedly connected with the supporting side column 17 to the supporting side column 8 and the sliding seat 8 can be moved along the supporting column 8, and the position of the supporting side column can be changed to the supporting column 8 and the sliding seat is moved along the position of the supporting column 8;

Secondly, the fourth gear 26 can be rotated under the action of the second servo motor 27 to drive the third gear 25 meshed with the fourth gear 26 to rotate reversely, so that the third gear 25 and the fourth gear 26 drive the corresponding clamping arms 28 to rotate synchronously, and the two clamping plates 7 are mutually close to each other to clamp an object;

Secondly, the limiting tooth block 4 can be pulled to move downwards by pulling the pull rod 19, meanwhile, the locking spring 3 is compressed, the limiting tooth block 4 is separated from the coaxial gear 5, then, the first gear 9 can be rotated under the action of the first servo motor 24 to drive the second gear 10 meshed above the first gear to rotate, and the second gear 10 is fixedly connected with the left support frame 6, so that the whole support frame 6 is driven to rotate, and the clamped object is overturned;

Then, when the overturning is stopped, the locking spring 3 can return by loosening the pull rod 19, the upper limit tooth block 4 is pushed to be meshed with the coaxial gear 5, and the coaxial gear 5 and the supporting frame 6 are limited.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a clamping device, includes clamping device body frame (1) and supporting baseplate (2), its characterized in that: the clamping device is characterized in that a supporting bottom plate (2) is arranged in the middle of the inside of the clamping device main frame (1), a storage plate (29) is arranged above the supporting bottom plate (2), supporting side columns (8) are arranged on the right side of the clamping device main frame (1), supporting frames (6) are arranged on two sides of the top of the clamping device main frame (1), a fourth gear (26) is arranged in the supporting frames (6), a third gear (25) is arranged below the fourth gear (26), a second servo motor (27) is connected to the input end of the fourth gear (26), clamping arms (28) are connected to the front ends of the third gear (25) and the fourth gear (26), and clamping plates (7) are connected to one ends of the clamping arms (28).

2. A clamping device as claimed in claim 1, characterized in that: two movable rods (12) are arranged between the supporting bottom plate (2) and the object placing plate (29), movable shafts (14) are arranged at the joint of the movable rods (12) in a penetrating mode, a hydraulic cylinder (11) is arranged in the right side of the supporting bottom plate (2), a pushing block (13) is connected to the extending end of the hydraulic cylinder (11), a guide sliding rod (15) is arranged in the right side of the object placing plate (29), and a sliding rod sleeve block (16) is sleeved outside the guide sliding rod (15).

3. A clamping device as claimed in claim 2, characterized in that: the hydraulic cylinder (11) is fixedly connected with the pushing block (13), two movable rods (12) are movably connected with each other through movable shafts (14), two ends of one movable rod (12) are respectively and movably connected with the sliding rod sleeve block (16) and the supporting bottom plate (2) in a pin joint mode, and two ends of the other movable rod (12) are respectively and movably connected with the pushing block (13) and the storage plate (29) in a pin joint mode.

4. A clamping device as claimed in claim 1, characterized in that: the inside of supporting jamb (8) is provided with accommodate the lead screw (21), the input of accommodate the lead screw (21) is connected with step motor (22), the outside cover of accommodate the lead screw (21) is equipped with screw cover piece (23), the right side of screw cover piece (23) is provided with connecting rod (20), the bottom of supporting jamb (8) is connected with supports slide (17), support slide (18) are worn to be equipped with in the inside of supporting slide (17).

5. A clamping device as claimed in claim 4, wherein: the support slide bar (18) passes through the inside of support slide (17), support slide (17) and support jamb (8) fixed connection, connecting rod (20) one end and clamping device body frame (1) activity pin joint, the other end and lead screw cover piece (23) activity pin joint, accommodate the inside that lead screw (21) passed lead screw cover piece (23), step motor (22) and accommodate the lead screw (21) fixed connection.

6. A clamping device as claimed in claim 1, characterized in that: the second servo motor (27) is fixedly connected with the fourth gear (26), the fourth gear (26) is meshed with the third gear (25), the two clamping arms (28) are respectively fixedly connected with the third gear (25) and the fourth gear (26), and the clamping plate (7) is movably connected with the clamping arms (28) in a pin joint mode.

7. A clamping device as claimed in claim 1, characterized in that: the left side of braced frame (6) sets up second gear (10), the below of second gear (10) is provided with first gear (9), the input of first gear (9) is connected with first servo motor (24).

8. A clamping device as claimed in claim 7, wherein: the first servo motor (24) is fixedly connected with the first gear (9), the first gear (9) is meshed with the second gear (10), and the second gear (10) is fixedly connected with the left side supporting frame (6).

9. A clamping device as claimed in claim 1, characterized in that: the right side of support jamb (8) is provided with coaxial gear (5), the below of coaxial gear (5) is provided with jamb (30), the inside of jamb (30) is provided with locking spring (3), the top of locking spring (3) is connected with spacing tooth piece (4), pull rod (19) are worn to be equipped with in the inside of locking spring (3).

10. A clamping device as claimed in claim 9, wherein: the coaxial gear (5) is meshed with the limiting tooth block (4), and the limiting tooth block (4) is elastically connected with the side column (30) through the locking spring (3) and the pull rod (19).