CN222608836U - Clamp structure - Google Patents

Abstract

The utility model relates to the technical field of clamps, in particular to a clamp structure, which comprises a frame body, a placing plate, two clamping blocks, a first spring and a clamping mechanism, wherein the placing plate is provided with a groove, the clamping mechanism comprises an air cylinder, a driving piece, a cam, a rectangular frame, a transverse plate, two connecting blocks, two sliding blocks, two connecting pieces and two clamping plates, the frame body is provided with two sliding grooves, the air cylinder is arranged on the frame body, the output end of the air cylinder is fixedly connected with the placing plate, the two sliding blocks are respectively and slidably connected with the corresponding sliding grooves, the connecting pieces are arranged between the corresponding sliding blocks and the clamping plates, one ends of the two connecting blocks are respectively hinged with the corresponding sliding blocks, the other ends of the two connecting blocks are both hinged with the transverse plate, the rectangular frame is fixedly connected with the transverse plate, the rectangular frame is provided with a supporting groove, the driving piece is arranged on the frame body, the output end of the driving piece is fixedly connected with the cam, and the cam is matched with the supporting groove.

Description

Clamp structure

Technical Field

The utility model relates to the technical field of clamps, in particular to a clamp structure.

Background

When carrying out hole processing to the inserts, need utilize anchor clamps to treat the processing inserts and fix, the fixed singleness of structure of anchor clamps is inconvenient to be suitable for simultaneously to the product of different specification models, uses inflexibly, has caused manufacturing cost very high.

To above-mentioned problem, prior art patent publication No. CN212600418U discloses a milling machine fixture for hole processing, and this milling machine clamp for hole processing can be done preliminary fixedly to the product with the casting die earlier during the use, and rethread bolt and splint are fixed to the product, and bolt and splint are two-way regulation, can all be suitable for the product of different specification models, have reduced manufacturing cost, and flexible to use, simple structure, convenient operation.

However, in the above manner, the adjusting bolt needs to be manually screwed to drive the clamping plate to clamp and fix the workpiece, so that the fixing efficiency is slower.

Disclosure of utility model

The utility model aims to provide a clamp structure, and aims to solve the technical problem that in the prior art, an adjusting bolt is required to be manually screwed to drive a clamping plate to clamp and fix a workpiece, so that the fixing efficiency is low.

In order to achieve the above purpose, the clamp structure comprises a frame body, a placing plate, two clamping blocks, a first spring and a clamping mechanism, wherein the placing plate is provided with a groove, the two clamping blocks are in sliding connection with the groove, two ends of the first spring are respectively fixedly connected with the corresponding clamping blocks, the clamping mechanism comprises a cylinder, a driving piece, a cam, a rectangular frame, a transverse plate, two connecting blocks, two sliding blocks, two connecting pieces and two clamping plates, the frame body is provided with two sliding grooves, the cylinder is arranged on the frame body, the output end of the cylinder is fixedly connected with the placing plate, the two sliding blocks are respectively in sliding connection with the corresponding sliding grooves, the connecting pieces are arranged between the corresponding sliding blocks and the clamping plates, one ends of the two connecting blocks are respectively hinged with the corresponding sliding blocks, the other ends of the two connecting blocks are respectively hinged with the transverse plate, the rectangular frame is fixedly connected with the transverse plate, the rectangular frame is provided with a supporting groove, and the driving piece is arranged on the frame body and is in supporting connection with the cam.

The clamping mechanism further comprises two second springs and two protection pieces, one ends of the second springs are fixedly connected with the transverse plates, the other ends of the second springs are fixedly connected with the frame body, and the protection pieces are arranged on the corresponding clamping plates.

The driving piece comprises a support plate and a motor, wherein the support plate is arranged on the frame body, and the motor is arranged on the support plate.

The fixture structure further comprises a protruding block, a vertical block and a locking bolt, the frame body is further provided with an adapting groove, the protruding block is in sliding connection with the adapting groove, the support plate is fixedly connected with the protruding block, the vertical block is fixedly connected with the frame body, and one end of the locking bolt penetrates through the vertical block and is screwed on the support plate.

The clamp structure further comprises a force application part, and the force application part is fixedly connected with the support plate.

According to the clamp structure, when the clamp is specifically used, the air cylinder drives the placing plate to move to adjust the height between the clamping plate and the placing plate, a workpiece is initially positioned through the first spring and the two clamping blocks, the driving piece is opened, the output end of the driving piece drives the cam to rotate, the cam slides in the abutting groove and simultaneously drives the rectangular frame to move downwards, the rectangular frame drives the transverse plate to move downwards, the transverse plate drives one ends of the two connecting blocks to rotate on the transverse plate and drives the other ends of the two connecting blocks to rotate on the corresponding sliding blocks respectively, the two ends of the two connecting blocks drive the two sliding blocks to move in the corresponding sliding grooves in opposite directions respectively, and the two sliding blocks drive the two sliding blocks to clamp on the workpiece through the two connecting pieces.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a first embodiment of the present utility model.

Fig. 2 is a front view of a first embodiment of the present utility model.

Fig. 3 is a cross-sectional view of the A-A line structure of fig. 2 in accordance with the present utility model.

Fig. 4 is a schematic structural view of a second embodiment of the present utility model.

101-Frame body, 102-placing plate, 103-clamping block, 104-first spring, 105-cylinder, 106-cam, 107-rectangular frame, 108-cross plate, 109-connecting block, 110-slide block, 111-connecting piece, 112-clamping plate, 113-second spring, 114-protecting piece, 115-supporting plate, 116-motor, 117-groove, 118-sliding groove, 119-holding groove, 201-bump, 202-vertical block, 203-locking bolt, 204-force applying piece, 205-adapting groove.

Detailed Description

First embodiment:

Referring to fig. 1 to 3, fig. 1 is a schematic structural view of a first embodiment of the present utility model, fig. 2 is a front view of the first embodiment of the present utility model, and fig. 3 is a cross-sectional view of the A-A line structure of fig. 2 of the present utility model.

The utility model provides a clamp structure which comprises a frame body 101, a placing plate 102, two clamping blocks 103, a first spring 104 and a clamping mechanism, wherein the clamping mechanism comprises an air cylinder 105, a driving piece, a cam 106, a rectangular frame 107, a transverse plate 108, two connecting blocks 109, two sliding blocks 110, two connecting pieces 111, two clamping plates 112, two second springs 113 and two protecting pieces 114, and the driving piece comprises a supporting plate 115 and a motor 116.

For this specific embodiment, the placing plate 102 is provided with a groove 117, two clamping blocks 103 are slidably connected with the groove 117, two ends of the first spring 104 are fixedly connected with the corresponding clamping blocks 103 respectively, and when the placing plate is specifically used, a workpiece is initially positioned through the first spring 104 and the two clamping blocks 103.

Wherein the frame 101 is provided with two sliding grooves 118, the cylinder 105 is mounted on the frame 101, the output end of the cylinder 105 is fixedly connected with the placing plate 102, two sliding blocks 110 are respectively and slidably connected with the corresponding sliding grooves 118, the connecting piece 111 is arranged between the corresponding sliding blocks 110 and the corresponding clamping plates 112, one ends of the two connecting blocks 109 are respectively hinged with the corresponding sliding blocks 110, the other ends of the two connecting blocks 109 are respectively hinged with the transverse plate 108, the rectangular frame 107 is fixedly connected with the transverse plate 108, the rectangular frame 107 is provided with a supporting groove 119, the driving piece is arranged on the frame 101, the output end of the driving piece is fixedly connected with the cam 106, the cam 106 is matched with the supporting groove 119, and when the clamping mechanism is used in particular, firstly, the cylinder 105 drives the placing plate 102 to move to adjust the height between the clamping plate 112 and the placing plate 102, a workpiece is initially positioned by the first spring 104 and the two clamping blocks 103, the driving piece is opened, the output end of the driving piece drives the cam 106 to rotate, so that the cam 106 slides in the supporting groove 119, the cam 106 slides in the supporting groove 119 and simultaneously drives the rectangular frame 107 to move downwards, the rectangular frame 107 drives the transverse plate 108 to move downwards, the transverse plate 108 drives one ends of the two connecting blocks 109 to rotate on the transverse plate 108, the other ends of the two connecting blocks 109 are driven to rotate on the corresponding sliding blocks 110 respectively, the two ends of the two connecting blocks 109 drive the two sliding blocks 110 to move relatively in the corresponding sliding grooves 118 respectively while rotating, the two sliders 110 drive the two clamping plates 112 to clamp the workpiece through the two connecting pieces 111, so that the workpiece can be clamped and fixed more conveniently, and the fixing efficiency is improved.

Secondly, one end of the second spring 113 is fixedly connected with the transverse plate 108, the other end of the second spring 113 is fixedly connected with the frame 101, the guard 114 is arranged on the corresponding clamping plate 112, and when the clamping is not performed, the second spring 113 can drive the transverse plate 108 to move upwards through arranging the second spring 113, so that the stability of the transverse plate 108 is improved.

Meanwhile, the support plate 115 is arranged on the frame body 101, the motor 116 is arranged on the support plate 115, and the motor 116 can be arranged on the frame body 101 through the support plate 115 by arranging the support plate 115 and the motor 116.

By using the clamp structure of this embodiment, when the clamp structure is specifically used, firstly, the cylinder 105 drives the placing plate 102 to move to adjust the height between the clamping plate 112 and the placing plate 102, the workpiece is initially positioned by the first spring 104 and the two clamping blocks 103, the driving piece is opened, the output end of the driving piece drives the cam 106 to rotate, so that the cam 106 slides in the abutting groove 119, the cam 106 drives the rectangular frame 107 to move downwards while sliding in the abutting groove 119, the rectangular frame 107 drives the transverse plate 108 to move downwards, the transverse plate 108 drives one ends of the two connecting blocks 109 to rotate on the transverse plate 108, drives the other ends of the two connecting blocks 109 to rotate on the corresponding sliding blocks 110, and drives the two sliding blocks 110 to move in the corresponding sliding grooves 118 respectively while rotating, and the two sliding blocks 110 drive the two connecting blocks 111 to clamp the workpiece 112 in a fixed manner.

Second embodiment:

referring to fig. 4 on the basis of the first embodiment, fig. 4 is a schematic structural diagram of a second embodiment of the present utility model.

The utility model provides a clamp structure which further comprises a protruding block 201, a vertical block 202, a locking bolt 203 and a force application piece 204.

For this embodiment, the frame 101 is further provided with an adapting groove 205, the protruding block 201 is slidably connected with the adapting groove 205, the supporting plate 115 is fixedly connected with the protruding block 201, the vertical block 202 is fixedly connected with the frame 101, one end of the locking bolt 203 penetrates through the vertical block 202 and is screwed on the supporting plate 115, when the motor 116 is installed, the protruding block 201 on the supporting plate 115 is aligned with the adapting groove 205 and is pushed to a designated position, one end of the locking bolt 203 penetrates through the vertical block 202 and is screwed on the supporting plate 115 to fix the supporting plate 115 and the motor 116, and otherwise, the motor 116 can be quickly detached.

The force application member 204 is fixedly connected to the support plate 115, and by providing the force application member 204, force application can be more conveniently performed when the motor 116 is mounted and dismounted.

With the clamp structure of this embodiment, when the motor 116 is mounted, the protruding block 201 on the support plate 115 is aligned with the adapting groove 205 and pushed to a designated position, one end of the locking bolt 203 penetrates through the vertical block 202 and is screwed on the support plate 115, so that the support plate 115 and the motor 116 can be fixed, otherwise, the motor 116 can be quickly dismounted, and by setting the force application member 204, force can be more conveniently applied when the motor 116 is mounted and dismounted.

The above disclosure is only a preferred embodiment of the present utility model, and it should be understood that the scope of the utility model is not limited thereto, and those skilled in the art will appreciate that all or part of the procedures described above can be performed according to the equivalent changes of the claims, and still fall within the scope of the present utility model.

Claims (5)

1. The fixture structure comprises a frame body, a placing plate, two clamping blocks and a first spring, wherein the placing plate is provided with a groove, the two clamping blocks are both in sliding connection with the groove, two ends of the first spring are respectively and fixedly connected with the corresponding clamping blocks,

The device also comprises a clamping mechanism;

The clamping mechanism comprises an air cylinder, a driving piece, a cam, a rectangular frame, a transverse plate, two connecting blocks, two sliding blocks, two connecting pieces and two clamping plates, wherein two sliding grooves are formed in a frame body, the air cylinder is arranged on the frame body, the output end of the air cylinder is fixedly connected with the placing plate, the two sliding blocks are respectively and correspondingly connected with the sliding grooves in a sliding mode, the connecting pieces are arranged between the corresponding sliding blocks and the clamping plates, one ends of the two connecting blocks are respectively hinged to the corresponding sliding blocks, the other ends of the two connecting blocks are hinged to the transverse plate, the rectangular frame is fixedly connected with the transverse plate, a supporting groove is formed in the rectangular frame, the driving piece is arranged on the frame body, the output end of the driving piece is fixedly connected with the cam, and the cam is matched with the supporting groove.

2. The fixture structure of claim 1, wherein the fixture structure comprises,

The clamping mechanism further comprises two second springs and two protection pieces, one ends of the second springs are fixedly connected with the transverse plates, the other ends of the second springs are fixedly connected with the frame body, and the protection pieces are arranged on the corresponding clamping plates.

3. The fixture structure of claim 2, wherein the plurality of fixtures comprises a plurality of fixtures,

The driving piece comprises a support plate and a motor, wherein the support plate is arranged on the frame body, and the motor is arranged on the support plate.

4. The fixture structure of claim 3, wherein the plurality of fixture structures,

The fixture structure further comprises a protruding block, a vertical block and a locking bolt, the frame body is further provided with an adapting groove, the protruding block is in sliding connection with the adapting groove, the support plate is fixedly connected with the protruding block, the vertical block is fixedly connected with the frame body, and one end of the locking bolt penetrates through the vertical block and is screwed on the support plate.

5. The fixture structure of claim 4, wherein the plurality of fixture structures,

The clamp structure further comprises a force application part, and the force application part is fixedly connected with the support plate.