CN215617592U

CN215617592U - Special clamp for numerical control machining of bicycle accessories

Info

Publication number: CN215617592U
Application number: CN202121925046.6U
Authority: CN
Inventors: 丁欢喜; 丁若南
Original assignee: Taicang Xihao Precision Hardware Products Co ltd
Current assignee: Taicang Xihao Precision Hardware Products Co ltd
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-01-25
Anticipated expiration: 2031-08-17

Abstract

The utility model relates to the technical field of bicycle part machining, and discloses a special clamp for numerical control machining of bicycle parts, which comprises a base, wherein mounting boxes are arranged on the left side and the right side of the top of the base, one side of each mounting box is communicated with an air hose, a clamping structure is arranged in each mounting box, box bodies are arranged on opposite sides of the mounting boxes, and a clamping plate is arranged on one side of each box body; the clamping piece on the clamp is convenient to replace, the operation is convenient, the disassembling time is saved, the production efficiency of accessories is effectively improved, the clamping position of the clamping piece can be adjusted according to the accessories with different sizes, the practicability of the clamp is improved, the problem that when the clamping piece is replaced, due to the fact that most of the clamping pieces are fixed through bolts, a worker is troublesome to disassemble is solved, the workload of the worker is reduced, and the follow-up machining work is convenient to carry out.

Description

Special clamp for numerical control machining of bicycle accessories

Technical Field

The utility model relates to the technical field of bicycle accessory machining, in particular to a special clamp for numerical control machining of bicycle accessories.

Background

Bicycles, also known as bicycles or bicycles, are typically two-wheeled small land vehicles. After a person rides the vehicle, the person steps on the pedal as power, so that the vehicle is an environment-friendly vehicle; can be used as an environment-friendly vehicle for riding instead of walking and going out; current bicycle accessory can be processed through the digit control machine tool usually when producing, greatly increased the production speed of bicycle.

At present, when the bicycle accessories are machined, a clamp is often used for clamping and fixing the accessories to prevent the accessories from moving in the machining process, however, the clamping pieces on the existing clamp need to be replaced due to abrasion after being used for a period of time, the clamping pieces are usually fixed through bolts, the disassembly by workers is troublesome, the workload of the workers is increased, but also reduces the processing and production progress and brings certain influence to the subsequent processing work, therefore, the clamping piece on the clamp is convenient to replace, the operation is convenient, the disassembly time is saved, the production efficiency of accessories is effectively improved, and the clamping piece can be used for clamping the workpiece according to the accessories of different sizes, the clamping position of the clamp is adjusted, the practicability of the clamp is improved, and the special clamp for numerical control machining of the bicycle accessories, which facilitates the workers, solves the problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a special clamp for numerical control machining of bicycle accessories, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a special clamp for numerical control machining of bicycle accessories comprises a base, wherein mounting boxes are arranged on the left side and the right side of the top of the base, one side of each mounting box is communicated with an air hose, a clamping structure is arranged in each mounting box, a box body is arranged on each opposite side of each mounting box, a clamping plate is arranged on one side of each box body, a groove is formed in one side, close to each box body, of each clamping plate, each box body is connected with the inner wall of the corresponding groove in a sliding mode, a telescopic structure is arranged in each box body, the bottom of the inner wall of each box body is connected with a telescopic rod in a bolted mode, a first reset spring is sleeved on the surface of each telescopic rod, the bottom of each first reset spring is connected with the inner wall of each box body in a bolted mode, a pressure rod penetrates through the top of each box body, the bottom end of each pressure rod extends into the corresponding box body, positioning grooves are formed in the front side and the rear side of the inner wall of each groove, cavities are formed in the left side and the right side of the inner part of each base, the utility model discloses a portable electronic device, including base, connecting rod, mounting box, threaded sleeve, spout, mounting box, connecting rod and the inner wall sliding connection of spout, the inside of cavity is rotated and is connected with the threaded rod, and the one end of threaded rod runs through to the outside of base and bolted connection has the knob, the surperficial threaded connection of threaded rod has the thread bush, the spout has all been seted up to the left and right sides at base top, and the bottom and the cavity of spout are linked together, the top bolted connection of thread bush has the connecting rod, and the top and the mounting box bolted connection of connecting rod, the inner wall sliding connection of connecting rod and spout.

Preferably, clamping structure includes activity piece, push rod and second reset spring, activity piece sliding connection is in the inside of mounting box to laminate mutually with the inner wall of mounting box, the push rod bolt is in one side of activity piece, and the one end of push rod run through to the outside of mounting box and with the box body bolt joint, the second reset spring cover is established on the surface of push rod, and the left and right sides of second reset spring respectively with the inner wall bolt joint of activity piece and mounting box.

Preferably, extending structure includes lifter plate, movable rod and dead lever, the lifter plate bolt is on the top of telescopic link, and first reset spring and depression bar all with the lifter plate bolt, the movable rod articulates both sides around the lifter plate, the dead lever articulates the one end that the lifter plate was kept away from to the movable rod, the one end of dead lever runs through the box body and extends to the inside of constant head tank, and the inner wall sliding connection of dead lever and constant head tank.

Preferably, sleeves are bolted to the front side and the rear side of the inner wall of the box body, and are sleeved on the surface of the fixing rod and are in sliding connection with the fixing rod.

Preferably, the bottom of the inner wall of the cavity is provided with a limiting groove, the bottom of the threaded sleeve is bolted with a limiting rod, the bottom end of the limiting rod extends into the limiting groove and is bolted with a limiting block, and the limiting block is connected with the inner wall of the limiting groove in a sliding mode.

Preferably, the surface of one side of the clamping plate opposite to the clamping plate is bonded with a protection pad, and the protection pad is made of wear-resistant rubber.

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

the clamping piece on the clamp is convenient to replace, the operation is convenient, the disassembling time is saved, the production efficiency of accessories is effectively improved, the clamping position of the clamping piece can be adjusted according to the accessories with different sizes, the practicability of the clamp is improved, the problem that when the clamping piece is replaced, due to the fact that most of the clamping pieces are fixed through bolts, a worker is troublesome to disassemble is solved, the workload of the worker is reduced, and the follow-up machining work is convenient to carry out.

Drawings

FIG. 1 is a front cross-sectional view of the structure of the present invention;

FIG. 2 is a left side sectional view of a portion of the structure of the present invention;

FIG. 3 is a perspective view of a clamping plate according to the present invention;

fig. 4 is a partial enlarged view of the utility model at a in fig. 2.

In the figure: 1. a base; 2. mounting a box; 3. an air hose; 4. a clamping structure; 41. a movable plate; 42. a push rod; 43. a second return spring; 5. a box body; 6. a clamping plate; 7. a groove; 8. a telescopic structure; 81. a lifting plate; 82. a movable rod; 83. fixing the rod; 9. a telescopic rod; 10. a first return spring; 11. a pressure lever; 12. positioning a groove; 13. a cavity; 14. a threaded rod; 15. a knob; 16. a threaded sleeve; 17. a chute; 18. a connecting rod; 19. a sleeve; 20. a protection pad; 21. a limiting groove; 22. a limiting rod; 23. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a special clamp for numerical control machining of bicycle accessories comprises a base 1, mounting boxes 2 are arranged on the left side and the right side of the top of the base 1, one side of each mounting box 2 is communicated with an air hose 3, a clamping structure 4 is arranged inside each mounting box 2, box bodies 5 are arranged on the opposite sides of the mounting boxes 2, a clamping plate 6 is arranged on one side of each box body 5, a groove 7 is formed in one side, close to each box body 5, of each clamping plate 6, each box body 5 is in sliding connection with the inner wall of each groove 7, a telescopic structure 8 is arranged inside each box body 5, a telescopic rod 9 is bolted to the bottom of the inner wall of each box body 5, a first return spring 10 is sleeved on the surface of each telescopic rod 9, the bottom of each first return spring 10 is bolted to the inner wall of each box body 5, a pressure rod 11 penetrates through the top of each box body 5, the bottom end of each pressure rod 11 extends into the corresponding box body 5, positioning grooves 12 are formed in the front side and the back side of the inner wall of each groove 7, the clamping piece on the clamp is convenient to replace, the operation is convenient, the disassembly time is saved, the production efficiency of accessories is effectively improved, in addition, the clamping position of the clamping piece can be adjusted according to accessories with different sizes, the practicability of the clamp is improved, the problem that when the clamping piece is replaced, the clamping piece is mostly fixed through a bolt is solved, the staff comparatively trouble problem when dismantling has not only alleviateed staff's work load, conveniently carries out follow-up processing work moreover.

Referring to fig. 1, the clamping structure 4 includes a movable plate 41, a push rod 42 and a second return spring 43, the movable plate 41 is slidably connected inside the mounting box 2 and attached to the inner wall of the mounting box 2, the push rod 42 is bolted to one side of the movable plate 41, one end of the push rod 42 penetrates through the outside of the mounting box 2 and is bolted to the box body 5, the second return spring 43 is sleeved on the surface of the push rod 42, the left side and the right side of the second return spring 43 are respectively bolted to the movable plate 41 and the inner wall of the mounting box 2, and the clamping plate 6 can horizontally move in the left-right direction through the arrangement of the movable plate 41, the push rod 42 and the second return spring 43, so as to clamp and fix the processing accessories.

Please refer to fig. 2 and 4, the telescopic structure 8 includes a lifting plate 81, a movable rod 82 and a fixed rod 83, the lifting plate 81 is bolted on the top end of the telescopic rod 9, and the first return spring 10 and the pressure rod 11 are both bolted on the lifting plate 81, the movable rod 82 is hinged on the front and back sides of the lifting plate 81, the fixed rod 83 is hinged on one end of the movable rod 82 far away from the lifting plate 81, one end of the fixed rod 83 penetrates through the box 5 and extends to the inside of the positioning slot 12, and the fixed rod 83 is slidably connected with the inner wall of the positioning slot 12, through the lifting plate 81, the movable rod 82 and the fixed rod 83 are arranged, the fixed rod 83 can be extended and retracted, which facilitates the connection of the box 5 and the clamping plate 6, and facilitates the replacement of the clamping plate 6.

Referring to fig. 2 and 4, sleeves 19 are bolted to the front side and the rear side of the inner wall of the box body 5, the sleeves 19 are sleeved on the surface of the fixing rod 83 and are slidably connected with the fixing rod 83, and the sleeves 19 are arranged to limit the fixing rod 83 so that the fixing rod can only stretch back and forth.

Referring to fig. 1, a limiting groove 21 is formed in the bottom of the inner wall of the cavity 13, a limiting rod 22 is bolted to the bottom of the threaded sleeve 16, the bottom end of the limiting rod 22 extends into the limiting groove 21 and is bolted to a limiting block 23, the limiting block 23 is connected with the inner wall of the limiting groove 21 in a sliding mode, the threaded sleeve 16 can be limited through the limiting groove 21, the limiting rod 22 and the limiting block 23, and stability of the mounting box 2 in moving in the left-right direction is improved.

Referring to fig. 1 and 3, the protection pads 20 are adhered to the surfaces of the opposite sides of the clamping plates 6, the protection pads 20 are made of wear-resistant rubber, and the clamping plates 6 can be protected while the accessories are protected by the protection pads 20, so that the service life of the clamping plates 6 is prolonged.

The working principle is as follows: when the bicycle accessories need to be machined, a worker rotates the knobs 15 on two sides to enable the knobs 15 to drive the threaded rods 14 inside the cavities 13 to start rotating, the threaded sleeves 16 move in the left-right direction along with the threaded sleeves, the worker controls the rotating direction of the knobs 15 according to the size of the machined accessories to adjust the clamping position of the clamping plate 6, the worker places the accessories above the base 1 after adjustment is completed and ventilates the air to the inside of the ventilating hose 3 to enable the air to push the movable piece 41 to move, the box body 5 pushes the clamping plate 6 to clamp the accessories along with the box body 5, then machining operation can be carried out, when the surface of the clamping plate 6 is seriously worn, the worker presses the pressing rod 11 above the box body 5 to enable the pressing rod 11 to press the lifting plate 81 downwards, the first return spring 10 below is extruded along with the pressing rod, the movable rod 82 inclines to enable the fixed rod 83 to move towards the inside of the box body 5, and move out from the positioning groove 12, then the worker can take down the clamping plate 6 by pulling the clamping plate 6 upwards, and install the new clamping plate 6 with the box body 5 again according to the operation, thereby completing the replacement operation of the clamping plate 6.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 bicycle accessory numerical control processing special fixture, includes base (1), its characterized in that: the novel air purifier is characterized in that mounting boxes (2) are arranged on the left side and the right side of the top of the base (1), one side of each mounting box (2) is communicated with an air hose (3), a clamping structure (4) is arranged inside each mounting box (2), a box body (5) is arranged on one opposite side of each mounting box (2), a clamping plate (6) is arranged on one side of each box body (5), a groove (7) is formed in one side, close to each box body (5), of each clamping plate (6), each box body (5) is in sliding connection with the inner wall of the corresponding groove (7), a telescopic structure (8) is arranged inside each box body (5), a telescopic rod (9) is bolted to the bottom of the inner wall of each box body (5), a first reset spring (10) is sleeved on the surface of each telescopic rod (9), the bottom of each first reset spring (10) is in bolted to the inner wall of each box body (5), a compression rod (11) penetrates through the top of each box body (5), and the bottom of depression bar (11) extends to the inside of box body (5), constant head tank (12) have all been seted up to both sides around recess (7) inner wall, cavity (13) have all been seted up to the inside left and right sides of base (1), the internal rotation of cavity (13) is connected with threaded rod (14), and the one end of threaded rod (14) runs through to the outside of base (1) and has bolted knob (15), the surperficial threaded connection of threaded rod (14) has thread bush (16), spout (17) have all been seted up to the left and right sides at base (1) top, and the bottom and cavity (13) of spout (17) are linked together, the top bolt of thread bush (16) has connecting rod (18), and the top and mounting box (2) bolt of connecting rod (18), the inner wall sliding connection of connecting rod (18) and spout (17).

2. The special clamp for numerical control machining of the bicycle accessories as claimed in claim 1, wherein: clamping structure (4) are including activity piece (41), push rod (42) and second reset spring (43), activity piece (41) sliding connection is in the inside of mounting box (2) to laminate mutually with the inner wall of mounting box (2), push rod (42) bolt is in the one side of activity piece (41), and the one end of push rod (42) runs through to the outside of mounting box (2) and with box body (5) bolt, the surface at push rod (42) is established in second reset spring (43) cover, and the left and right sides of second reset spring (43) respectively with the inner wall bolt of activity piece (41) and mounting box (2).

3. The special clamp for numerical control machining of the bicycle accessories as claimed in claim 1, wherein: extending structure (8) include lifter plate (81), movable rod (82) and dead lever (83), lifter plate (81) bolt is on the top of telescopic link (9), and first reset spring (10) and depression bar (11) all with lifter plate (81) bolt, both sides around lifter plate (81) are articulated in movable rod (81), dead lever (83) articulate the one end of keeping away from lifter plate (81) in movable rod (82), the one end of dead lever (83) runs through box body (5) and extends to the inside of constant head tank (12), and the inner wall sliding connection of dead lever (83) and constant head tank (12).

4. The special clamp for numerical control machining of the bicycle accessories as claimed in claim 3, wherein: the front side and the rear side of the inner wall of the box body (5) are respectively bolted with a sleeve (19), and the sleeve (19) is sleeved on the surface of the fixed rod (83) and is in sliding connection with the fixed rod (83).

5. The special clamp for numerical control machining of the bicycle accessories as claimed in claim 1, wherein: the bottom of the inner wall of the cavity (13) is provided with a limiting groove (21), the bottom of the threaded sleeve (16) is bolted with a limiting rod (22), the bottom end of the limiting rod (22) extends to the inside of the limiting groove (21) and is bolted with a limiting block (23), and the limiting block (23) is in sliding connection with the inner wall of the limiting groove (21).

6. The special clamp for numerical control machining of the bicycle accessories as claimed in claim 1, wherein: the surface of one side of the clamping plate (6) in opposite directions is bonded with a protective pad (20), and the protective pad (20) is made of wear-resistant rubber.