CN220944959U

CN220944959U - Protective clamp

Info

Publication number: CN220944959U
Application number: CN202322529005.0U
Authority: CN
Inventors: 孙晓丽; 张宏宇; 秦衍涛
Original assignee: Shenyang Hanze Machinery Manufacturing Co ltd
Current assignee: Shenyang Hanze Machinery Manufacturing Co ltd
Priority date: 2023-09-18
Filing date: 2023-09-18
Publication date: 2024-05-14
Anticipated expiration: 2033-09-18

Abstract

The utility model relates to the technical field of machining and discloses a protective clamp which comprises a base, wherein a connecting plate is fixedly connected to one side of the top end of the base, a driving screw is rotationally connected to the front side of the right end of the connecting plate, a threaded sleeve is connected to the outer thread of the driving screw, a connecting rod is fixedly connected to the outer part of the threaded sleeve, a guide rod is fixedly connected to the rear side of the right end of the connecting plate, a movable block is slidingly connected to the outer part of the guide rod, a supporting rod is rotationally connected to the top ends of the threaded sleeve and the connecting plate, and a supporting plate is rotationally connected to the top ends of the connecting plate. According to the utility model, through the mutual cooperation of the structures such as the protective clamping plate, the rotating disc, the arc-shaped connecting piece, the sliding groove, the sliding rod and the sliding block, mechanical parts with different sizes can be fixedly clamped, the clamping effect is good, the machining quality of the mechanical parts is improved, and the mechanical parts are convenient for people to use.

Description

Protective clamp

Technical Field

The utility model relates to the technical field of machining, in particular to a protective clamp.

Background

Machining refers to the process of changing the external dimensions or properties of a workpiece by a mechanical device, wherein a machining fixture, also known as a machining positioning device, is a device used to fix a machining object in a correct position during machining to accept construction or inspection.

The clamp plays a very important role in the mechanical industrial production, as the sizes of all parts are not the same, various clamps are required to be used in an exchanging way, so that the working efficiency is greatly reduced, most of the existing clamps are fixed, and the corresponding angles cannot be adjusted according to actual requirements, so that a protective clamp is provided by a person skilled in the art to solve the problems.

Disclosure of utility model

The utility model aims to solve the defects in the prior art and provides a protective clamp.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a protective clamp, includes the base, top one side fixedly connected with connecting plate of base, the right-hand member front side of connecting plate rotates and is connected with drive screw, drive screw's outside threaded connection has the thread bush, the outside fixedly connected with connecting rod of thread bush, the right-hand member rear side fixedly connected with guide bar of connecting plate, the outside sliding connection of guide bar has the movable block, the thread bush is connected with the bracing piece with the top rotation, the top of connecting plate rotates and is connected with the backup pad, the top fixedly connected with disc of backup pad, servo motor is installed to the bottom of disc, servo motor's output runs through the bottom and fixedly connected with rolling disc of disc, the outside of rolling disc is rotated all around and is connected with two arc connecting pieces, four slide bars of inside all around fixedly connected with of disc, the outside sliding connection of slide bar has the slider, four spouts are seted up on the top of slider to protect splint.

As a further description of the above technical solution:

The four arc-shaped connecting pieces are arranged in a central symmetry mode along the middle of the rotating disc, and the other ends of the arc-shaped connecting pieces are connected with the sliding blocks in a rotating mode.

As a further description of the above technical solution:

The outer parts of the four protective clamping plates are respectively connected with the inner walls of the sliding grooves at the corresponding positions in a sliding manner, and rubber pads are arranged on the inner sides of the protective clamping plates.

As a further description of the above technical solution:

the top ends of the two supporting rods are rotationally connected to the right side of the bottom end of the supporting plate.

As a further description of the above technical solution:

The right end of the driving screw rod penetrates through the right end of the base and is fixedly connected with a turntable.

As a further description of the above technical solution:

The other end of the connecting rod is fixedly connected with the outer wall of the movable block.

As a further description of the above technical solution:

Two mounting blocks are fixedly connected to the front side and the rear side of the base, and locking bolts are connected to the inner threads of the mounting blocks.

The utility model has the following beneficial effects:

1. According to the utility model, the protection clamping plates, the rotating disc, the arc-shaped connecting pieces, the sliding grooves, the sliding rods, the sliding blocks and other structures are additionally arranged for mutual matching, so that mechanical parts with different sizes can be fixedly clamped, the clamping effect is good, and the use of people is facilitated.

2. According to the utility model, the angle of the disc can be adjusted by additionally arranging the driving screw, the threaded sleeve, the guide rod, the movable block, the support rod and other structures to be matched, so that the mechanical parts can be processed by workers more conveniently, and the disc is convenient for people to use.

Drawings

FIG. 1 is a perspective view of a protective clamp according to the present utility model;

FIG. 2 is a diagram showing the internal structure of a rotating disc of a protective clamp according to the present utility model;

fig. 3 is a schematic diagram of a disc structure of a protective clamp according to the present utility model.

Legend description:

1. A protective splint; 2. a support plate; 3. a connecting plate; 4. a mounting block; 5. driving a screw; 6. a thread sleeve; 7. a locking bolt; 8. a connecting rod; 9. a turntable; 10. a servo motor; 11. a guide rod; 12. a movable block; 13. a support rod; 14. a disc; 15. a chute; 16. a rotating disc; 17. a slide bar; 18. a base; 19. a slide block; 20. an arc-shaped connecting piece.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, one embodiment provided by the present utility model is: the protective clamp comprises a base 18, wherein a connecting plate 3 is fixedly connected to one side of the top end of the base 18, a driving screw 5 is rotationally connected to the front side of the right end of the connecting plate 3, a thread bush 6 is rotationally connected to the outer side of the driving screw 5, the driving screw 5 rotates through a rotary disc 9, the thread bush 6 synchronously moves along the outer wall of the driving screw 5, a connecting rod 8 is fixedly connected to the outer side of the thread bush 6, the movement of the thread bush 6 drives the connecting rod 8 to synchronously move, a guide rod 11 is fixedly connected to the rear side of the right end of the connecting plate 3, a movable block 12 is slidingly connected to the outer side of the guide rod 11, support rods 13 are rotationally connected to the top ends of the thread bush 6 and the movable block 12, the movable block 12 moves along the outer side of the guide rod 11 under the action of the connecting rod 8, the bottom ends of the two support rods 13 are driven to move in a following manner, the angle of the supporting plate 2 is changed under the action of the traction force of the supporting rod 13, the supporting plate is more convenient for a worker to regulate the clamped and fixed mechanical parts according to actual demands, the use flexibility is higher, the top end of the connecting plate 3 is rotationally connected with the supporting plate 2, the supporting plate 2 is supported on one hand, the supporting plate is assisted to rotate on the other hand, the top end of the supporting plate 2 is fixedly connected with the disc 14, the servo motor 10 is arranged at the bottom end of the disc 14, the output end of the servo motor 10 penetrates through the bottom end of the disc 14 and is fixedly connected with the rotating disc 16, two arc-shaped connecting pieces 20 are rotationally connected around the outer part of the rotating disc 16, four sliding rods 17 are fixedly connected around the inner part of the disc 14, sliding blocks 19 are slidingly connected with the outer parts of the sliding rods 17, the top ends of the sliding blocks 19 are fixedly connected with the protective clamping plates 1, the rotating disc 16 is rotated by starting the servo motor 10, therefore, the four arc-shaped connecting pieces 20 swing, the sliding blocks 19 move along the sliding rods 17 under the action of traction force of the arc-shaped connecting pieces 20, so that the four protection clamping plates 1 move along the center of the disc 14 until contacting the outer surfaces of mechanical parts, the four protection clamping plates are fixed, the mechanical parts with different sizes can be fixedly clamped, the clamping effect is good, the top ends of the disc 14 are provided with the four sliding grooves 15, and the protection clamping plates 1 can move conveniently.

Four arc connecting pieces 20 are central symmetry along rolling disc 16 middle part and set up, the slider 19 of four corresponding positions of being convenient for cooperate, the other end and the slider 19 rotation of arc connecting pieces 20 are connected, the outside of four protection splint 1 is provided with the rubber pad with the inboard sliding connection protection splint 1 of the inner wall of spout 15 of corresponding position respectively, cause the damage when preventing to the mechanical parts centre gripping, play certain guard action, the top of two bracing pieces 13 rotates and connects in the bottom right side of backup pad 2, the right-hand member of drive screw 5 runs through the right-hand member and fixedly connected with carousel 9 of base 18, the other end and the outer wall fixed connection of movable block 12 of connecting rod 8, the equal fixedly connected with of both sides 4 of front and back of base 18, the inside threaded connection of installation piece 4 has locking bolt 7, can be fixed on the workstation through locking bolt 7 and installation piece 4.

Working principle: when the device is specifically used, firstly, the mechanical parts to be processed are placed at the top end of the disc 14, then the rotating disc 16 is rotated by starting the servo motor 10, so that the four arc-shaped connecting pieces 20 swing, the sliding blocks 19 move along the sliding rods 17 under the action of traction force of the arc-shaped connecting pieces 20, the four protection clamping plates 1 move along the center of the disc 14 until contacting the outer surfaces of the mechanical parts, the mechanical parts with different sizes are fixed and clamped, the clamping effect is good, people can use the clamp conveniently, meanwhile, the driving screw 5 is rotated by rotating the turntable 9, the threaded sleeve 6 synchronously moves along the outer wall of the driving screw 5, the movable blocks 12 move along the outer part of the guide rod 11 under the action of the connecting rod 8, so that the bottom ends of the two support rods 13 are driven to move along with the action of the traction force of the support rods 13, the angle of the support plates 2 is changed, and the clamping and the mechanical parts after the fixed are more convenient to adjust according to actual demands by workers.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. A protective clamp comprising a base (18), characterized in that: the utility model discloses a protection device for the automobile, including base (18), right-hand member front side of connecting plate (3), drive screw (5) are rotationally connected with to top one side fixedly connected with connecting plate (3), the outside threaded connection of drive screw (5) has screw sleeve (6), the outside fixedly connected with connecting rod (8) of screw sleeve (6), the right-hand member rear side fixedly connected with guide bar (11) of connecting plate (3), the outside sliding connection of guide bar (11) has movable block (12), the top of screw sleeve (6) and movable block (12) rotates and is connected with bracing piece (13), the top of connecting plate (3) rotates and is connected with backup pad (2), the top fixedly connected with disc (14) of backup pad (2), servo motor (10) are installed to the bottom of disc (14), the output of servo motor (10) runs through the bottom of disc (14) and fixedly connected with rolling disc (16), the outside of rolling disc (16) is rotationally connected with two arc connecting pieces (20) all around, the inside fixedly connected with four slide bars (17) all around of disc (14), slide bar (19) are connected with slider (19), four sliding grooves (15) are formed in the top end of the disc (14).

2. A protective clamp according to claim 1, wherein: the four arc-shaped connecting pieces (20) are arranged in a central symmetry mode along the middle of the rotating disc (16), and the other ends of the arc-shaped connecting pieces (20) are rotationally connected with the sliding blocks (19).

3. A protective clamp according to claim 1, wherein: the outer parts of the four protective splints (1) are respectively connected with the inner walls of the sliding grooves (15) at corresponding positions in a sliding way, and rubber pads are arranged on the inner sides of the protective splints (1).

4. A protective clamp according to claim 1, wherein: the top ends of the two supporting rods (13) are rotatably connected to the right side of the bottom end of the supporting plate (2).

5. A protective clamp according to claim 1, wherein: the right end of the driving screw rod (5) penetrates through the right end of the base (18) and is fixedly connected with a rotary disc (9).

6. A protective clamp according to claim 1, wherein: the other end of the connecting rod (8) is fixedly connected with the outer wall of the movable block (12).

7. A protective clamp according to claim 1, wherein: two mounting blocks (4) are fixedly connected to the front side and the rear side of the base (18), and locking bolts (7) are connected to the inner threads of the mounting blocks (4).