CN215699756U

CN215699756U - Novel multi-angle processing four-axis linkage anchor clamps

Info

Publication number: CN215699756U
Application number: CN202121316264.XU
Authority: CN
Inventors: 黄吉锦; 蒙平; 陈乐平
Original assignee: Zhejiang Boqin Precision Industry Co ltd
Current assignee: Zhejiang Boqin Precision Industry Co ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2022-02-01
Anticipated expiration: 2031-06-11

Abstract

The utility model discloses a novel multi-angle processing four-axis linkage clamp which is characterized in that: the jig comprises a bottom plate and a cover plate, wherein the cover plate is positioned above the bottom plate, a jig body for bearing a workpiece is arranged on the bottom plate, a processing area is arranged on the jig body, the cover plate is positioned in the processing area, a silica gel layer is arranged at the bottom of the cover plate, a positioning pin is arranged on the jig body, and a pressing device is arranged between the bottom plate and the cover plate; the utility model realizes accurate positioning of the workpiece, effectively avoids scratch and damage in the process of processing the workpiece, improves the processing precision and the processing quality, and is suitable for workpieces with different shapes of the same type.

Description

Novel multi-angle processing four-axis linkage anchor clamps

Technical Field

The utility model relates to the field of CNC auxiliary machining production clamp fixtures, in particular to a novel multi-angle machining four-axis linkage fixture.

Background

When the CNC is used for machining a thin-shell workpiece with one smooth surface and an irregular shape on the other surface and a plurality of angles, a common four-axis machine tool is needed to complete machining, the workpiece is generally clamped by an auxiliary four-axis clamp to be machined, the workpiece needing to be clamped and machined for multiple times according to different machining angles has high appearance requirements, and damage and scratch are not allowed.

The problem that the appearance surface is unsmooth in the process of clamping a workpiece by using an existing common auxiliary four-axis clamp is solved, the workpiece is easily scratched, crushed, deformed and the like, and the requirement of appearance control cannot be met; meanwhile, the existing clamp is difficult to ensure the precision of the workpiece, and the clamp cannot be shared for processing the same workpiece at different angles, so that the production cost is high, and the processing efficiency and quality are low.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a novel multi-angle processing four-axis linkage clamp, which reduces the collision scratch and the crush injury of the appearance surface of a workpiece when processing a thin-shell workpiece with one smooth surface, an irregular shape on the other surface and a plurality of angles, can be universal for workpieces of the same type and different angles, ensures accurate positioning, improves the processing quality and the processing precision of the workpiece and reduces the processing cost.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a novel multi-angle processing four-axis linkage anchor clamps, includes bottom plate and apron, and the apron is located the bottom plate top, be equipped with the tool body that bears the work piece on the bottom plate, be equipped with the processing region on the tool body, the apron is in the processing region, the bottom of apron is equipped with the silica gel layer, be equipped with the locating pin on the tool body, be equipped with closing device between bottom plate and the apron.

Further be equipped with the vacuum groove of breathing in on the tool body, the bottom of bottom plate is equipped with the air cock, the air cock communicates with each other with the vacuum groove of breathing in, tool body and bottom plate sealing connection.

Further, the vacuum suction grooves are in a lattice shape.

The pressing device further comprises an air cylinder and a connecting rod, the air cylinder is arranged at the bottom of the bottom plate, the connecting rod is arranged on the air cylinder, and the connecting rod penetrates through the base and the jig body to be connected with the cover plate.

Further be provided with the buckle on the apron, be provided with macropore and aperture in the buckle, macropore and aperture link to each other, the connecting rod includes the body of rod and pole head, and the pole head diameter is greater than the body of rod, the diameter of pole head is between macropore diameter and aperture diameter, and the body of rod diameter is less than the aperture diameter, and the body of rod passes the aperture of buckle and is connected with the pole head.

Further, a handle is arranged on the cover plate.

Further be equipped with heavy groove in the buckle, heavy groove is located macropore and aperture top, the pole head is in heavy inslot, pole head height equals heavy groove degree of depth.

Further be provided with the processing mouth on the apron, the processing mouth runs through the apron, the silica gel layer sets up in the apron edge.

Further, the bottom plate is provided with a mounting hole.

Due to the adoption of the technical scheme, the utility model has the beneficial effects that: by arranging the cover plate, the bottom plate, the jig body and the positioning pins for positioning, the workpiece is positioned accurately and reliably, and the processing quality and the processing precision are effectively ensured; meanwhile, the clamping device is utilized to realize the strong compression of the workpiece and the clamp, the friction of the contact surface of the weak structure of the workpiece is reduced, the scratch and the damage in the processing process are effectively avoided, and the reject ratio of the workpiece is reduced; the silica gel layer of apron corresponds deformation according to the work piece shape, keeps the profile modeling laminating, realizes one and has multiple-purpose.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic perspective view of a jig body according to the present invention;

FIG. 4 is a schematic perspective view of the cover plate according to the present invention;

FIG. 5 is a schematic view of a buckle according to the present invention;

FIG. 6 is a schematic view of a three-dimensional structure of the connection of the cylinder, the connecting rod and the buckle of the present invention.

In the figure: 1. a base plate; 2. a cover plate; 3. a jig body; 4. a silica gel layer; 5. positioning pins; 6. a vacuum suction groove; 7. an air tap; 8. a cylinder; 9. buckling; 10. a handle; 11. processing a port; 12. a club head; 13. a rod body; 14. a small hole; 15. macropores; 16. a workpiece; 17. mounting holes; 18. and (5) sinking the tank.

Detailed Description

In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate that the orientation and positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the utility model, "a number" or "a number" means two or more unless explicitly specified otherwise.

The utility model provides a novel multi-angle processing four-axis linkage anchor clamps, includes bottom plate 1 and apron 2, apron 2 is located bottom plate 1 top, be equipped with the tool body 3 that bears work piece 16 on bottom plate 1, be equipped with the processing region on the tool body 3, apron 2 is in the processing region, the bottom of apron 2 is equipped with silica gel layer 4, be equipped with locating pin 5 on the tool body 3, be equipped with closing device between bottom plate 1 and the apron 2.

As shown in fig. 1 and 2, when the jig is used, a thin-shell workpiece 16 is positioned and arranged on the jig body 3 through a positioning pin 5, a pressing device drives a cover plate 2 to press downwards, so that a silica gel layer 4 at the bottom of the cover plate 2 is attached to the workpiece 16 in a copying manner to fix and position the workpiece 16, and the workpiece 16 is guaranteed to be pressed vertically, a processing area is arranged on the jig body 3, when the cover plate 2 is pressed and attached to the workpiece 16 downwards, the cover plate 2 is positioned in the processing area, the side edge of the workpiece 16 is exposed outside, and the side edge of the workpiece 16 is guaranteed to be processed at multiple angles under accurate positioning; when different workpieces 16 of the same type are machined, only the cover plate 2 needs to be loosened, a new workpiece 16 is replaced, the new workpiece 16 is repositioned and fixed, and the silica gel layer 4 is made to be attached to the new workpiece 16 in a copying mode in the same mode.

Specifically, be equipped with the vacuum groove 6 of breathing in on the tool body 3, the bottom of bottom plate 1 is equipped with air cock 7, air cock 7 communicates with each other with vacuum groove 6 of breathing in, tool body 3 and bottom plate 1 sealing connection.

When the workpiece 16 is fixed on the jig body 3, the vacuum pump is used for connecting the air nozzle 7, the vacuum air suction groove 6 is used for realizing vacuum adsorption of the workpiece 16, the workpiece 16 is further kept to be vertically pressed, the workpiece 16 can be kept stable in the processing process, is not easy to shake and generates friction with a clamp, the loss of the clamp is reduced, the scratch of the appearance of the workpiece 16 caused by shaking friction is avoided, and the processing stability of the workpiece 16 is improved; the jig body 3 is connected with the bottom plate 1 in a sealing mode, so that the vacuum adsorption performance is stable, and air leakage is avoided.

Specifically, the vacuum suction grooves 6 have a lattice shape.

As shown in fig. 2, the vacuum suction grooves 6 are lattice-shaped, so that when the workpiece 16 is fixed by vacuum suction, uniform stress is applied to all parts of the workpiece 16, and the processing stability of the workpiece 16 is improved.

Specifically, closing device includes cylinder 8 and connecting rod, cylinder 8 sets up in the bottom of bottom plate 1, the connecting rod sets up on cylinder 8, and the connecting rod runs through base and tool body 3 and is connected with apron 2.

The pressing device comprises a cylinder 8 and a connecting rod, the cylinder 8 drives the connecting rod, and the connecting rod drives the cover plate 2 to move up and down to tighten or loosen the cover plate 2.

Specifically, be provided with buckle 9 on the apron 2, be provided with macropore 15 and aperture 14 in the buckle 9, macropore 15 links to each other with aperture 14, the connecting rod includes body of rod 13 and pole head 12, pole head 12 diameter is greater than the body of rod 13, the diameter of pole head 12 is between macropore 15 diameter and aperture 14 diameter, and body of rod 13 diameter is less than aperture 14 diameter, and body of rod 13 passes aperture 14 of buckle 9 and is connected with pole head 12.

As shown in fig. 4 and 5, the rod body 13 of the connecting rod passes through the small hole 14 of the buckle 9 to be connected with the rod head 12, when the cylinder 8 drives the connecting rod to move downwards, the rod head 12 pushes the cover plate 2 to move downwards together to press the workpiece 16 because the diameter of the rod head 12 is larger than that of the small hole 14; when the workpiece 16 needs to be replaced, the cylinder 8 drives the connecting rod to move upwards to loosen the cover plate 2, the cover plate 2 is horizontally pushed, the rod head 12 is positioned at the large hole 15 of the buckle 9, the connecting rod and the cover plate 2 can be drawn out and separated through the large hole 15 because the diameter of the rod head 12 is smaller than that of the large hole 15, so that the subsequent replacement of a new workpiece 16 is facilitated,

specifically, the cover plate 2 is provided with a handle 10.

As shown in fig. 4, a handle 10 is provided on the cover plate 2, so that an installer can push the cover plate 2 horizontally by using the handle 10 and lift the cover plate 2 by using the handle 10, thereby separating the cover plate 2 from the connecting rod more quickly and conveniently.

Specifically, a sunken groove 18 is formed in the buckle 9, the sunken groove 18 is located above the large hole 15 and the small hole 14, the club head 12 is located in the sunken groove 18, and the height of the club head 12 is equal to the depth of the sunken groove 18.

As shown in fig. 6, when the connecting rod is connected with the buckle 9 of the cover plate 2, the rod head 12 of the connecting rod can be positioned in the groove, and the surface of the buckle 9 is kept flat.

Specifically, be provided with processing mouth 11 on the apron 2, processing mouth 11 runs through apron 2, silica gel layer 4 sets up in apron 2 edge.

When the workpiece 16 is clamped on the clamp, the inner contour area of the workpiece 16 can be processed through the processing opening 11 on the cover plate 2, the silica gel layer 4 is arranged on the edge of the cover plate 2, and the workpiece 16 cannot be shielded when the inner contour area of the workpiece 16 is processed.

Specifically, the bottom plate 1 is provided with a mounting hole 17.

The bottom plate 1 is provided with a mounting hole 17, so that an installer can conveniently mount the clamp on the machining center through the mounting hole 17.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims

1. The utility model provides a novel multi-angle processing four-axis linkage anchor clamps which characterized in that: the fixture comprises a bottom plate and a cover plate, wherein the cover plate is positioned above the bottom plate, a fixture body for bearing a workpiece is arranged on the bottom plate, a processing area is arranged on the fixture body, the cover plate is positioned in the processing area, a silica gel layer is arranged at the bottom of the cover plate, a positioning pin is arranged on the fixture body, and a pressing device is arranged between the bottom plate and the cover plate.

2. The novel multi-angle processing four-axis linkage anchor clamps of claim 1, its characterized in that: the jig is characterized in that a vacuum air suction groove is formed in the jig body, an air faucet is arranged at the bottom of the bottom plate and communicated with the vacuum air suction groove, and the jig body is connected with the bottom plate in a sealing mode.

3. The novel multi-angle processing four-axis linkage anchor clamps of claim 2, its characterized in that: the vacuum suction grooves are in a grid shape.

4. The novel multi-angle processing four-axis linkage anchor clamps of claim 1, its characterized in that: the pressing device comprises an air cylinder and a connecting rod, the air cylinder is arranged at the bottom of the bottom plate, the connecting rod is arranged on the air cylinder, and the connecting rod penetrates through the base and the jig body to be connected with the cover plate.

5. The novel multi-angle processing four-axis linkage anchor clamps of claim 4, its characterized in that: the cover plate is provided with a buckle, a large hole and a small hole are formed in the buckle and connected with each other, the connecting rod comprises a rod body and a rod head, the diameter of the rod head is larger than that of the rod body, the diameter of the rod head is between the diameter of the large hole and that of the small hole, the diameter of the rod body is smaller than that of the small hole, and the rod body penetrates through the small hole of the buckle and is connected with the rod head.

6. The novel multi-angle processing four-axis linkage anchor clamps of claim 5, its characterized in that: the cover plate is provided with a handle.

7. The novel multi-angle processing four-axis linkage anchor clamps of claim 6, its characterized in that: the buckle is internally provided with a sinking groove which is positioned above the large hole and the small hole, the rod head is positioned in the sinking groove, and the height of the rod head is equal to the depth of the sinking groove.

8. The novel multi-angle processing four-axis linkage anchor clamps of claim 1, its characterized in that: the cover plate is provided with a processing opening, the processing opening penetrates through the cover plate, and the silica gel layer is arranged on the edge of the cover plate.

9. The novel multi-angle processing four-axis linkage anchor clamps of claim 1, its characterized in that: the bottom plate is provided with a mounting hole.