CN220218178U - Clamping and positioning device for hardware parts - Google Patents

Abstract

The utility model relates to the technical field of lens barrel processing auxiliary equipment, in particular to a clamping and positioning device for hardware parts. The device comprises a supporting frame, a placing plate, a sliding block, a rotating assembly, a moving ring, a screw, a rotating handle and four groups of clamping assemblies; place the board setting on the support frame, four groups of clamping components slide and set up on placing the board, are provided with four sliding grooves on placing the board, and the sliding block sets up respectively on clamping components, sliding block and sliding groove sliding connection, and the sliding block is connected to the rotating component and removal ring, and the screw rod rotates the setting on placing the board, removes ring and screw rod threaded connection, changes the setting on the screw rod. According to the utility model, the sliding block and the screw rod are arranged, so that the rotation of the screw rod is converted into the sliding of the sliding block, the four groups of clamping assemblies are moved, the space between the four groups of clamping assemblies can be changed, and therefore, the lens barrels with different sizes can be clamped and positioned, the universality is high, and the positioning is stable.

Description

Clamping and positioning device for hardware parts

Technical Field

The utility model relates to the technical field of lens barrel processing auxiliary equipment, in particular to a clamping and positioning device for hardware parts.

Background

The hardware lens cone is a cylindrical structure arranged at the front end of the lens arm, the upper part is connected with an ocular lens, the lower part is connected with an objective lens converter, and the hardware lens cone is a specially-made metal cylinder for fixing the optical group lens of the lens and is used for placing the ocular lens or imaging equipment. The clamping and positioning device is required to be used for clamping and positioning the hardware lens barrel when the hardware lens barrel is produced.

Chinese patent with publication No. CN216803120U discloses a positioning tool for lens cone processing, through setting up and placing seat, splint, connecting rod, connecting seat and screw, use the right side contact of push pedal and lens cone, use the screw to connect connecting seat and connecting rod together, fix the position of splint, the cooperation is placed the interior left side of seat and can be with the lens cone centre gripping inside placing the seat, avoids the lens cone to appear loosening in the course of working and influences the condition of machining precision, can guarantee the quality of processing.

However, the above patent suffers from the following disadvantages:

when the positioning tool clamps and positions lens barrels with different sizes, the positioning frames with different sizes need to be replaced to ensure stable positioning, and the tool is low in universality.

Disclosure of Invention

The utility model aims to solve the problems in the background art and provides a clamping and positioning device for hardware parts, which can clamp and position lens barrels with different sizes, is stable in positioning and has high universality.

The technical scheme of the utility model relates to a clamping and positioning device for hardware parts, which comprises a support frame, a placing plate, a sliding block, a rotating assembly, a moving ring, a screw rod, a rotating handle and four groups of clamping assemblies; place the board setting on the support frame, four groups of clamping components slide and set up on placing the board, are provided with four sliding grooves on placing the board, and the sliding block sets up respectively on clamping components, sliding block and sliding groove sliding connection, and the sliding block is connected to the rotating component and removal ring, and the screw rod rotates the setting on placing the board, removes ring and screw rod threaded connection, changes the setting on the screw rod.

Preferably, the clamping assembly comprises a clamping block, a protection pad and a fastening block, wherein the clamping block is arranged on the placing plate in a sliding manner, the protection pad is arranged on the clamping block, and the fastening block is arranged on the protection pad.

Preferably, the inner side of the protection pad is provided in a fan shape.

Preferably, the clamping blocks and the protection pads are made of rubber.

Preferably, the rotating assembly comprises a rotating bracket a, a rotating shaft a, a rotating bracket b, a rotating shaft b and a connecting rod, wherein the rotating bracket a is arranged on the moving ring, the rotating shaft a is arranged on the rotating bracket a, the rotating bracket b is arranged on the sliding block, the rotating shaft b is arranged on the rotating bracket b, one end of the connecting rod is rotatably arranged on the rotating shaft a, and the other end of the connecting rod is rotatably arranged on the rotating shaft b.

Preferably, the device further comprises a limiting assembly, wherein the limiting assembly comprises a moving block and a guide block, the moving block is arranged on the sliding block, the guide block is arranged on the placing plate, and the inner side of the guide block is abutted to the moving block.

Preferably, the telescopic assembly comprises a connecting pipe and a telescopic rod, wherein the connecting pipe is arranged on the placing plate, and the telescopic rod is arranged on the connecting pipe in a sliding manner.

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

1. according to the utility model, the sliding block and the screw rod are arranged, so that the rotation of the screw rod is converted into the sliding of the sliding block, the four groups of clamping assemblies are moved, the space between the four groups of clamping assemblies can be changed, and therefore, the lens barrels with different sizes can be clamped and positioned, the universality is high, and the positioning is stable.

2. According to the utility model, the hardware lens barrel is clamped through the clamping block, the outer side surface of the hardware lens barrel is better attached through setting the inside of the protection pad to be fan-shaped, the friction force between the clamping assembly and the hardware lens barrel can be increased through setting the fastening block, the hardware lens barrel is prevented from sliding, and the clamping block and the protection pad are both made of rubber materials, so that the hardware lens barrel is prevented from being crushed in the clamping process.

3. According to the utility model, the limiting assembly is arranged to limit the sliding block to move along the sliding groove only; through setting up flexible subassembly, the rotation of flexible subassembly restriction removal ring prevents that the removal ring from following the rotation of screw rod and rotating.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a front view of an embodiment of the present utility model;

fig. 3 is a top view of an embodiment of the present utility model.

Reference numerals: 1. a support frame; 2. placing a plate; 21. a sliding groove; 3. a clamping assembly; 31. a clamping block; 32. a protective pad; 33. a fastening block; 4. a sliding block; 5. a rotating assembly; 51. rotating the bracket a; 52. a rotating shaft a; 53. rotating the bracket b; 54. a rotation shaft b; 55. a connecting rod; 6. a moving ring; 7. a screw; 8. a rotating handle; 9. a limit component; 91. a moving block; 92. a guide block; 10. a telescoping assembly; 101. a connecting pipe; 102. a telescopic rod.

Detailed Description

Example 1

As shown in fig. 1-3, the clamping and positioning device for hardware parts provided by the embodiment comprises a supporting frame 1, a placing plate 2, a sliding block 4, a rotating assembly 5, a moving ring 6, a screw 7, a rotating handle 8 and four groups of clamping assemblies 3; place board 2 setting on support frame 1, four sets of centre gripping subassemblies 3 slip setting are on placing board 2, are provided with four sliding tray 21 on placing board 2, and slider 4 sets up respectively on centre gripping subassembly 3, slider 4 and sliding tray 21 sliding connection, and slider 4 and removal ring 6 are connected to rotation subassembly 5, and screw rod 7 rotates and sets up on placing board 2, removes ring 6 and screw rod 7 threaded connection, and commentaries on classics handle 8 sets up on screw rod 7.

When the device is used, in the embodiment, the whole device is supported by the support frame 1, the hardware lens barrel is placed on the placement plate 2 and is placed at the center position of the four groups of clamping assemblies 3, the rotating handle 8 is rotated, the rotating handle 8 drives the screw rod 7 to rotate, the rotation of the screw rod 7 drives the moving ring 6 in threaded connection with the screw rod 7 to move, the movement of the moving ring 6 drives the rotating assembly 5 to rotate, the rotation of the rotating assembly 5 drives the sliding block 4 to move in the sliding groove 21, the movement of the sliding block 4 drives the four groups of clamping assemblies 3 to simultaneously move towards the center position, so that the distance between the four groups of clamping assemblies 3 can be changed, the hardware lens barrel is clamped and positioned at the center position of the device by changing the distance, and the clamping and positioning of the hardware lens barrel are realized. After the clamping is finished, only the rotating handle 8 is required to be reversed, the rotating handle 8 drives the screw rod 7 to be reversed, the screw rod 7 drives the rotating assembly 5 to move, the rotating assembly 5 drives the sliding block 4 to slide reversely, and the clamped hardware lens barrel can be taken out, so that the operation is convenient. Through setting up sliding block 4 and screw rod 7, let the rotation of screw rod 7 turn into the slip of sliding block 4 to remove four groups clamping components 3, let the space between four groups clamping components 3 can change, thereby can carry out the centre gripping location to not unidimensional lens cone, the universality is high, the location is stable.

Example two

As shown in fig. 1, in the embodiment, compared with the first embodiment, the clamping assembly 3 includes a clamping block 31, a protection pad 32 and a fastening block 33, the clamping block 31 is slidably disposed on the placement plate 2, the protection pad 32 is disposed on the clamping block 31, and the fastening block 33 is disposed on the protection pad 32. The inner side of the protection pad 32 is provided in a fan shape. The clamping block 31 and the protection pad 32 are both made of rubber. The clamping block 31 is used for clamping the hardware lens barrel, the protection pad 32 is arranged to be fan-shaped, the outer side face of the hardware lens barrel can be better attached, the fastening block 33 is arranged, friction force between the clamping assembly 3 and the hardware lens barrel can be increased, the hardware lens barrel is prevented from sliding, and the clamping block 31 and the protection pad 32 are all arranged to be made of rubber materials, so that the hardware lens barrel is prevented from being crushed in the clamping process.

As shown in fig. 2, the rotating assembly 5 includes a rotating bracket a51, a rotating shaft a52, a rotating bracket b53, a rotating shaft b54, and a connecting rod 55, the rotating bracket a51 is provided on the moving ring 6, the rotating shaft a52 is provided on the rotating bracket a51, the rotating bracket b53 is provided on the slider 4, the rotating shaft b54 is provided on the rotating bracket b53, one end of the connecting rod 55 is rotatably provided on the rotating shaft a52, and the other end of the connecting rod 55 is rotatably provided on the rotating shaft b 54. When the moving ring 6 moves, the rotating bracket a51 moves with the movement of the moving ring 6, the movement of the rotating bracket a51 changes the vertical distance between the rotating bracket a51 and the rotating bracket b53, thereby allowing the connecting rod 55 to rotate on the rotating shaft a52 and the rotating shaft b54, and the horizontal distance between the rotating bracket a51 and the rotating bracket b53 is changed by the rotation of the connecting rod 55, thereby allowing the slider 4 to slide in the slide groove 21.

Example III

As shown in fig. 1 and fig. 2, in the present embodiment, compared with the first embodiment, the clamping and positioning device for hardware parts further includes a limiting component 9, the limiting component 9 includes a moving block 91 and a guiding block 92, the moving block 91 is disposed on the sliding block 4, the guiding block 92 is disposed on the placement plate 2, and the inner side of the guiding block 92 abuts against the moving block 91. The clamping and positioning device for the hardware part further comprises a telescopic assembly 10, the telescopic assembly 10 comprises a connecting pipe 101 and a telescopic rod 102, the connecting pipe 101 is arranged on the placing plate 2, and the telescopic rod 102 is arranged on the connecting pipe 101 in a sliding mode.

In the present embodiment, the arrangement of the moving block 91 and the guide block 92 restricts the up-and-down movement of the slide block 4, so that the slide block 4 can slide in the slide groove 21 more smoothly. The telescopic rod 102 slides in the connection pipe 101 while the moving ring 6 moves up and down, thereby restricting the rotation of the moving ring 6, preventing the moving ring 6 from rotating together with the screw 7.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims (7)

1. The clamping and positioning device for the hardware parts is characterized by comprising a supporting frame (1), a placing plate (2), a sliding block (4), a rotating assembly (5), a moving ring (6), a screw (7), a rotating handle (8) and four groups of clamping assemblies (3);

place board (2) setting on support frame (1), four sets of centre gripping subassemblies (3) slip setting are on placing board (2), place and be provided with four sliding tray (21) on board (2), sliding block (4) set up respectively on centre gripping subassemblies (3), sliding block (4) and sliding tray (21) sliding connection, sliding block (4) and removal ring (6) are connected to rotating assembly (5), screw rod (7) rotate and set up on placing board (2), removal ring (6) and screw rod (7) threaded connection, change handle (8) setting on screw rod (7).

2. The clamping and positioning device for hardware parts according to claim 1, wherein the clamping assembly (3) comprises a clamping block (31), a protection pad (32) and a fastening block (33), the clamping block (31) is slidably arranged on the placing plate (2), the protection pad (32) is arranged on the clamping block (31), and the fastening block (33) is arranged on the protection pad (32).

3. The clamping and positioning device for hardware parts according to claim 2, wherein the inner side of the protection pad (32) is provided in a fan shape.

4. The clamping and positioning device for hardware parts according to claim 2, wherein the clamping block (31) and the protection pad (32) are made of rubber.

5. The clamping and positioning device for hardware parts according to claim 1, wherein the rotating assembly (5) comprises a rotating bracket a (51), a rotating shaft a (52), a rotating bracket b (53), a rotating shaft b (54) and a connecting rod (55), the rotating bracket a (51) is arranged on the moving ring (6), the rotating shaft a (52) is arranged on the rotating bracket a (51), the rotating bracket b (53) is arranged on the sliding block (4), the rotating shaft b (54) is arranged on the rotating bracket b (53), one end of the connecting rod (55) is rotatably arranged on the rotating shaft a (52), and the other end of the connecting rod (55) is rotatably arranged on the rotating shaft b (54).

6. The clamping and positioning device for hardware parts according to claim 1, further comprising a limiting assembly (9), wherein the limiting assembly (9) comprises a moving block (91) and a guide block (92), the moving block (91) is arranged on the sliding block (4), the guide block (92) is arranged on the placing plate (2), and the inner side of the guide block (92) is abutted to the moving block (91).

7. The clamping and positioning device for hardware parts according to claim 1, further comprising a telescopic assembly (10), wherein the telescopic assembly (10) comprises a connecting pipe (101) and a telescopic rod (102), the connecting pipe (101) is arranged on the placing plate (2), and the telescopic rod (102) is arranged on the connecting pipe (101) in a sliding manner.