CN221135632U

CN221135632U - Clamp for machining

Info

Publication number: CN221135632U
Application number: CN202323035333.1U
Authority: CN
Inventors: 徐赵桧
Original assignee: Hangzhou Hangzheng Machinery Co ltd
Current assignee: Hangzhou Hangzheng Machinery Co ltd
Priority date: 2023-11-10
Filing date: 2023-11-10
Publication date: 2024-06-14
Anticipated expiration: 2033-11-10

Abstract

The utility model discloses a clamp for machining, which relates to the field of machining and comprises a rectangular frame seat, wherein two movable plates are arranged at the top of the rectangular frame seat, clamping blocks are connected to the tops of the two movable plates, two rectangular openings are formed in the clamping blocks, a pipeline clamping assembly is arranged in each rectangular opening, an adjusting assembly is arranged at the top of each movable plate, and a movable assembly is arranged in each rectangular frame seat. According to the utility model, the driving box is pushed by the hydraulic cylinder, the rack is pushed by the driving box, the gear is driven to rotate when the rack moves, the gear drives the rotating shaft to rotate, the rotating shaft drives the connecting rod to rotate, the connecting rod drives the fixed disc to rotate, the fixed disc drives the arc clamping plate to rotate, the arc clamping plate is screwed out of the clamping block, so that the pipeline type mechanical parts are fixed, otherwise, the arc clamping plate is retracted into the clamping block, and the block type mechanical parts can be clamped through the clamping block, so that different types of mechanical parts can be conveniently clamped.

Description

Clamp for machining

Technical Field

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

Background

The machining refers to the process of changing the external dimension or performance of a workpiece by a mechanical device, and the machining method can be divided into cutting machining and pressure machining according to the difference in machining modes, the workpiece to be machined needs to be fixed in the machining, a positioning clamp needs to be used in the fixing process, and the workpiece is conveniently machined after being fixed by the clamp.

At present, when processing some mechanical parts, because of the variety of mechanical parts is numerous, the clamp for processing equipment in the prior art can only clamp the same kind of mechanical parts, and when other mechanical parts such as pipelines need to be clamped, other clamps need to be used for clamping, or other equipment needs to be replaced for processing, so that the clamp is inconvenient and the use cost of the equipment is increased.

Accordingly, it is necessary to invent a jig for machining to solve the above-described problems.

Disclosure of utility model

The present utility model aims to provide a fixture for machining, which solves the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a anchor clamps for machining, includes the rectangle frame seat, the top of rectangle frame seat is provided with two movable plates, two the top of movable plate all is connected with the clamp splice, two rectangle mouths have been seted up in the clamp splice, and be provided with pipeline clamping assembly in the rectangle mouth, the top of movable plate is provided with adjusting part, be provided with movable part in the rectangle frame seat.

Preferably, the pipeline clamping assembly comprises a spring connected with the inside of the rectangular opening, the other end of the spring is connected with a U-shaped frame, a rotating shaft is connected with the U-shaped frame, the outer wall of the rotating shaft is connected with a connecting rod, the other end of the connecting rod is connected with a fixing disc, and the side wall of the fixing disc is connected with an arc-shaped clamping plate.

Preferably, the front side and the rear side of the U-shaped frame are both connected with sliding blocks, and the front side and the rear side of the rectangular opening are both provided with sliding grooves corresponding to the sliding blocks.

Preferably, the adjusting component comprises a hydraulic cylinder connected with the top of the movable plate, the output end of the hydraulic cylinder is connected with a driving box, a first bidirectional screw rod is connected in the driving box, the top end of the first bidirectional screw rod is connected with a first rotary table, the outer wall of the first bidirectional screw rod is connected with two movable blocks, the side wall of each movable block is connected with a cross rod, the side wall of each cross rod is connected with a rack, the outer wall of each rotary shaft is connected with a gear, the gears are meshed with the racks, the side wall of each movable block is connected with a pressing plate, and the side wall of each rotary shaft is connected with a pushing plate.

Preferably, the moving assembly comprises a second bidirectional screw rod connected with the inside of the rectangular frame seat, two threaded cylinders are connected to the outer wall of the second bidirectional screw rod, connecting blocks are connected to the tops of the threaded cylinders, strip-shaped openings corresponding to the connecting blocks are formed in the tops of the rectangular frame seat, and second turntables are connected to the two ends of the second bidirectional screw rod.

The utility model has the technical effects and advantages that:

Through using the pneumatic cylinder to promote the drive box, the drive box promotes the rack, and the rack drives the gear rotation when removing, and the gear drives the pivot and rotates, and the pivot drives the connecting rod and rotates, and the connecting rod drives the fixed disk and rotates, and the fixed disk drives arc splint and rotates, unscrews arc splint from the clamp splice to fix pipeline class mechanical part, withdraw arc splint to the clamp splice in on the contrary, can carry out the centre gripping to cubic mechanical part through the clamp splice, can conveniently carry out the centre gripping to different kinds of mechanical part.

Drawings

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

FIG. 2 is a schematic cross-sectional view of FIG. 1 in accordance with the present utility model;

FIG. 3 is an enlarged schematic view of the portion A of FIG. 2 according to the present utility model;

fig. 4 is a schematic structural view of the fixing plate and the arc clamping plate of the present utility model.

In the figure: 1. a rectangular frame base; 2. a moving plate; 3. clamping blocks; 4. a clamping assembly; 41. a spring; 42. a U-shaped frame; 43. a rotating shaft; 44. a connecting rod; 45. a fixed plate; 46. an arc clamping plate; 5. an adjustment assembly; 51. a hydraulic cylinder; 52. a drive box; 53. a first bidirectional screw rod; 54. a first turntable; 55. a moving block; 56. a cross bar; 57. a rack; 58. a gear; 59. a pressing plate; 510. a pushing plate; 6. a moving assembly; 61. a second bidirectional screw rod; 62. a thread cylinder; 63. a connecting block; 64. a second turntable; 7. a sliding block.

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.

The utility model provides a clamp for machining, which is shown in fig. 1-4, and comprises a rectangular frame seat 1, wherein two movable plates 2 are arranged at the top of the rectangular frame seat 1, clamping blocks 3 are connected to the tops of the two movable plates 2, two rectangular openings are formed in the clamping blocks 3, a pipeline clamping assembly 4 is arranged in each rectangular opening, an adjusting assembly 5 is arranged at the top of each movable plate 2, and a movable assembly 6 is arranged in each rectangular frame seat 1.

The pipeline clamping assembly 4 comprises a spring 41 connected with the inside of the rectangular opening, the other end of the spring 41 is connected with a U-shaped frame 42, a rotating shaft 43 is connected with the U-shaped frame 42, the outer wall of the rotating shaft 43 is connected with a connecting rod 44, the other end of the connecting rod 44 is connected with a fixing disc 45, and the side wall of the fixing disc 45 is connected with an arc-shaped clamping plate 46.

The front side and the rear side of the U-shaped frame 42 are connected with sliding blocks 7, and the front side and the rear side of the rectangular opening are provided with sliding grooves corresponding to the sliding blocks 7.

The adjusting component 5 comprises a hydraulic cylinder 51 connected with the top of the moving plate 2, a driving box 52 is connected to the output end of the hydraulic cylinder 51, a first bidirectional screw rod 53 is connected in the driving box 52, the top end of the first bidirectional screw rod 53 is connected with a first rotating disc 54, the outer wall of the first bidirectional screw rod 53 is connected with two moving blocks 55, the side wall of the moving block 55 is connected with a cross rod 56, the side wall of the cross rod 56 is connected with a rack 57, the outer wall of the rotating disc 43 is connected with a gear 58, the gear 58 is meshed with the rack 57, the side wall of the moving block 55 is connected with a pressing plate 59, the side wall of the rotating shaft 43 is connected with a pushing plate 510, the driving box 52 is pushed by using the hydraulic cylinder 51, the driving box 52 pushes the rack 57, the rack 57 to rotate when moving, the gear 58 drives the rotating shaft 43 to rotate, the rotating shaft 43 is driven by the rotating shaft 43, the connecting rod 44 drives the fixed disc 45 to rotate, the arc clamping plate 46 is driven by the fixed disc 45, the arc clamping plate 46 is fixed from the inside the clamping block 3, the first bidirectional screw rod 54 drives the first bidirectional screw rod 53 to rotate, the first bidirectional screw rod 53 pushes the two moving blocks 55 to push the moving plates 55 to push the U-shaped pressing plate 59 to push the two small U-shaped spring frames 55 to be clamped by the two small U-shaped clamping frames 41, and the U-shaped frames 41 can be compressed by the two small U-shaped frames 41, and the two small U-shaped pressing plates 43 can be controlled to be compressed by the small compression springs and compressed by the two U-shaped frames 41.

The moving assembly 6 comprises a second bidirectional screw rod 61 connected with the inside of the rectangular frame seat 1, two threaded cylinders 62 are connected to the outer wall of the second bidirectional screw rod 61, connecting blocks 63 are connected to the tops of the two threaded cylinders 62, strip-shaped openings corresponding to the connecting blocks 63 are formed in the tops of the rectangular frame seat 1, second turntables 64 are connected to the two ends of the second bidirectional screw rod 61, the second turntables 64 rotate the second bidirectional screw rod 61 through rotation of the second turntables 64, the connecting blocks 63 are pulled by the second bidirectional screw rod 61, the connecting blocks 63 slide in the strip-shaped openings, two moving plates 2 are pulled, and clamping blocks 3 are pulled by the moving plates 2, so that mechanical parts are clamped by the clamping blocks 3.

The working principle of the utility model is as follows:

By rotating the second rotary table 64, the second rotary table 64 drives the second bidirectional screw rod 61 to rotate, the second bidirectional screw rod 61 pulls the connecting block 63, so that the connecting block 63 slides in the strip-shaped opening and pulls the two moving plates 2, the moving plates 2 pull the clamping block 3, so that the clamping block 3 clamps mechanical parts, when the mechanical parts such as pipelines need to be clamped, the driving box 52 is pushed by using the hydraulic cylinder 51, the rack 57 is pushed by the driving box 52, the rack 57 drives the gear 58 to rotate during moving, the gear 58 drives the rotating shaft 43 to rotate, the rotating shaft 43 drives the connecting rod 44 to rotate, the connecting rod 44 drives the fixed disc 45 to rotate, the fixed disc 45 drives the arc clamping plate 46 to rotate, the arc clamping plate 46 is screwed out of the clamping block 3, the mechanical parts such as pipelines are fixed, the first rotary table 54 drives the first bidirectional screw rod 53 to rotate, the two moving blocks 55 move, the pressing plate 59 pulls the pressing plate 59, the pushing plate 510 pulls the rotating shaft 43, the U-shaped frame 42 is pushed by the rotating shaft 43, the U-shaped frame 42 to squeeze the spring 41, so that the spring 41 is controlled to shrink inwards, and the two arc clamping plates 46 can be clamped to be different from each other.

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 fixture for machining, comprising a rectangular frame, characterized in that: the top of rectangle frame seat is provided with two movable plates, two the top of movable plate all is connected with the clamp splice, two rectangle mouths have been seted up in the clamp splice, and be provided with pipeline clamping assembly in the rectangle mouth, the top of movable plate is provided with adjusting part, be provided with movable part in the rectangle frame seat.

2. A fixture for machining according to claim 1, wherein: the pipeline clamping assembly comprises a spring connected with the inside of the rectangular opening, the other end of the spring is connected with a U-shaped frame, a rotating shaft is connected in the U-shaped frame, the outer wall of the rotating shaft is connected with a connecting rod, the other end of the connecting rod is connected with a fixing disc, and the side wall of the fixing disc is connected with an arc-shaped clamping plate.

3. A fixture for machining according to claim 2, wherein: the sliding blocks are connected to the front side and the rear side of the U-shaped frame, and sliding grooves corresponding to the sliding blocks are formed in the front side and the rear side of the rectangular opening.

4. A fixture for machining according to claim 3, wherein: the adjusting component comprises a hydraulic cylinder connected with the top of the movable plate, the output end of the hydraulic cylinder is connected with a driving box, a first bidirectional screw rod is connected in the driving box, the top end of the first bidirectional screw rod is connected with a first rotary table, the outer wall of the first bidirectional screw rod is connected with two movable blocks, the side wall of each movable block is connected with a cross rod, the side wall of each cross rod is connected with a rack, the outer wall of each rotary shaft is connected with a gear, the gears are meshed with the racks, the side wall of each movable block is connected with a pressing plate, and the side wall of each rotary shaft is connected with a pushing plate.

5. A fixture for machining according to claim 4, wherein: the movable assembly comprises a second bidirectional screw rod connected with the inside of the rectangular frame seat, two threaded cylinders are connected to the outer wall of the second bidirectional screw rod, connecting blocks are connected to the tops of the threaded cylinders, strip-shaped openings corresponding to the connecting blocks are formed in the tops of the rectangular frame seat, and second turntables are connected to the two ends of the second bidirectional screw rod.