CN222449382U - Machining clamp suitable for magnesium alloy products with various sizes - Google Patents

Abstract

The utility model embodiment discloses a processing fixture suitable for magnesium alloy products of various sizes, including a bridge plate, on which 4 groups of hydraulic jigs are arranged, the hydraulic jigs including 2 oil pressure single-acting cylinders and 4 corner cylinders, wherein 2 corner cylinders and 2 oil pressure single-acting cylinders form a row, and 2 corner cylinders are located below the 2 oil pressure single-acting cylinders, and a limiting block 1 is provided at the lower end of one of the oil pressure single-acting cylinders, and a plurality of positioning bottom blocks are provided between the corner cylinder at the lower end of the oil pressure single-acting cylinder and the corner cylinder at the upper end, and 2 limiting blocks 2 are provided at the lower end of the positioning bottom block. The utility model can clamp both long and short products, thereby reducing the types of jigs and reducing the cost.

Description

Machining clamp suitable for magnesium alloy products with various sizes

Technical Field

The utility model relates to the technical field of clamps, in particular to a processing clamp suitable for magnesium alloy products with various sizes.

Background

The extruded aluminum alloy product is produced by an extrusion process and then machined to obtain the desired shape and size. While magnesium alloy products have various types and sizes, when 2 magnesium alloy products are different in size, the conventional manner is that each type corresponds to one clamp, resulting in excessive cost. The assembly fixture is also used, when long products are clamped, another fixture is installed on the CNC, and the disassembly and assembly fixture is time-consuming and labor-consuming.

Disclosure of utility model

The utility model provides a processing clamp suitable for magnesium alloy products with various sizes, which can clamp the magnesium alloy products with various sizes and reduce the cost of the clamp.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model discloses a processing fixture suitable for magnesium alloy products with various sizes, which comprises a bridge plate, wherein 4 groups of hydraulic jigs are arranged on the bridge plate, each hydraulic jig comprises 2 oil pressure single-acting cylinders and 4 corner cylinders, wherein the 2 corner cylinders and the 2 oil pressure single-acting cylinders form a row, the 2 corner cylinders are positioned below the 2 oil pressure single-acting cylinders, a first limiting block is arranged at the lower end of one oil pressure single-acting cylinder, a plurality of positioning bottom blocks are arranged between the corner cylinders positioned at the lower end of the oil pressure single-acting cylinder and the corner cylinders positioned at the upper end of the corner cylinders, and a second limiting block is arranged at the lower end of each positioning bottom block.

Preferably, the shaft of the oil pressure single-acting cylinder is parallel to the upper end surface of the bridge plate, the oil pressure single-acting cylinder is mounted on an oil cylinder seat, the oil cylinder seat is mounted on the bridge plate, and one oil pressure single-acting cylinder is arranged between 2 corner cylinders.

Preferably, the output ends of the corner cylinders positioned on two sides of the oil pressure single-acting cylinder are provided with a first pressing block, and the output ends of the other 2 corner cylinders are respectively provided with a second pressing block and a third pressing block.

Preferably, the first limiting block comprises a mounting part and 2 limiting parts, the mounting part is mounted on the bridge plate, the 2 limiting parts are arranged on the mounting part, gaps are arranged between the 2 mounting parts, and the oil pressure single-acting cylinder faces to the gaps between the 2 mounting parts.

Preferably, 2 sets of hydraulic jigs are arranged on the left side of the bridge plate, 2 sets of hydraulic jigs are arranged on the right side of the bridge plate, and 2 first support blocks and 2 second support blocks are arranged between the 2 sets of hydraulic jigs on the left side and the 2 sets of hydraulic jigs on the right side.

Preferably, the 2 sets of hydraulic jigs on the right are respectively provided with a corner cylinder, the output end of the corner cylinder is provided with a first pressing block, the lower end of the corner cylinder is also provided with a second limiting block, and the second limiting block and the first limiting block on the right of the second limiting block are positioned on the same horizontal line.

Preferably, the bridge plate is provided with 4 positioning holes, the 4 positioning holes are equally divided into 2 groups, one group of positioning holes are positioned on the left side of the 2 groups of hydraulic jigs on the left side of the bridge plate, and the other group of positioning holes are positioned on the left side of the 2 groups of hydraulic jigs on the right side of the bridge plate;

When being used for short product clamping, a group of locating holes in the middle are provided with locating columns.

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

According to the utility model, 4 groups of hydraulic jigs are arranged on the bridge plate, so that long products can be clamped, short products can be clamped, the universality is good, the types of jigs are reduced, the cost of the jigs is reduced, meanwhile, the switching operation is convenient, and the efficiency is improved.

Drawings

FIG. 1 is a schematic view of an embodiment of the present utility model for gripping a long product.

FIG. 2 is a schematic diagram of an embodiment of the present utility model for clamping a short product.

FIG. 3 is a schematic diagram of an embodiment of the present utility model in use for clamping a long product.

Fig. 4 is a schematic diagram of an embodiment of the present utility model in use for clamping a short product.

Fig. 5 is a top view of an embodiment of the present utility model for gripping a long product.

FIG. 6 is a schematic view of an embodiment of the bridge deck of the present utility model.

FIG. 7 is a schematic view of a stopper according to an embodiment of the present utility model.

FIG. 8 is a schematic view of a stopper according to another embodiment of the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. 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.

As shown in the figure, the utility model discloses a processing clamp suitable for magnesium alloy products with various sizes, which comprises a bridge plate 1, wherein two ends of the bridge plate 1 are arranged on a contour block 2, and the contour block 2 is arranged on a machine tool. Be equipped with 4 hydraulic jig of group on the bridge 11, hydraulic jig includes 2 oil pressure single-acting cylinder 3 and 4 corner jar 4, wherein 2 corner jar 4 and 2 oil pressure single-acting cylinder 3 constitute one row, and 2 corner jar 4 are located 2 oil pressure single-acting cylinder 3's below, and one of them oil pressure single-acting cylinder 3 lower extreme is equipped with stopper one 5, is equipped with a plurality of location backing block 6 between the corner jar that is located the corner jar of oil pressure single-acting cylinder 3 lower extreme and the corner jar of upper end, and the lower extreme of location backing block 6 is equipped with 2 stopper two 7. When the short product a is clamped, each short product a is clamped by the hydraulic jig, then the machine tool cuts and processes the upper left corner of the short product a, the short product a in fig. 4 is a drawing after the processing has been completed, and when the short product a is not cut, the upper left corner of the short product a is in contact with the hydraulic single cylinder 3 of the upper left corner and the leftmost positioning column 16.

The long product B is clamped as shown in fig. 3.

In one embodiment of the utility model, the shaft of the oil pressure single-acting cylinder 3 is parallel to the upper end surface of the bridge plate 1, the oil pressure single-acting cylinder 3 is arranged on the oil cylinder seat 8, the oil cylinder seat 8 is arranged on the bridge plate 1, and one oil pressure single-acting cylinder 3 is arranged between 2 corner cylinders 4. The oil pressure single-acting cylinder 3 clamps the side surface of the product.

In one embodiment of the utility model, the output ends of the corner cylinders positioned at two sides of the oil pressure single-acting cylinder 3 are provided with the first pressing block 9, and the output ends of the other 2 corner cylinders are respectively provided with the second pressing block 10 and the third pressing block 11. The corner cylinder 4 drives the first pressing block 9, the second pressing block 10 and the third pressing block 11 to compress the top of the product.

In one embodiment of the present utility model, the first stopper 5 includes a mounting portion 51 and 2 stopper portions 52, the mounting portion 51 is mounted on the bridge plate 1, the 2 stopper portions 52 are disposed on the mounting portion 51, a gap is provided between the 2 mounting portions 51, and the hydraulic single-acting cylinder 3 faces the gap between the 2 mounting portions 51. And the first limiting block 5 supports the product.

In an embodiment of the utility model, 2 sets of hydraulic jigs are arranged on the left side of the bridge plate 1, 2 sets of hydraulic jigs are arranged on the right side of the bridge plate, and 2 first support blocks 12 and 2 second support blocks 13 are arranged between the 2 sets of hydraulic jigs on the left side and the 2 sets of hydraulic jigs on the right side. The first support block 12 and the second support block 13 support the long product B.

In an embodiment of the utility model, corner cylinders 4 are further arranged at the 2 sets of hydraulic jigs positioned on the right side respectively, a first pressing block 9 is arranged at the output end of each corner cylinder 4, a second limiting block 14 is further arranged at the lower end of each corner cylinder 4, and the second limiting block 14 and the first limiting block 5 positioned on the right side of the second limiting block are positioned on the same horizontal line. The corner cylinder 4 here is used for compacting long products B. The second limiting block 14 is used for supporting the long product B.

In one embodiment of the utility model, 4 positioning holes 15 are arranged on the bridge plate 1, the 4 positioning holes 5 are equally divided into 2 groups, one group of positioning holes 15 is positioned on the left side of the 2 groups of hydraulic jigs on the left side of the bridge plate, and the other group of positioning holes is positioned on the left side of the 2 groups of hydraulic jigs on the right side of the bridge plate;

When used for short product a clamping, the locating posts 16 are mounted at a central set of locating holes. When used with the long product B, the locating posts 16 are not mounted at the middle set of locating holes. The positioning holes 5 are used for mounting positioning posts 16. The locating posts 16 are used to locate the leftmost side of the product.

The foregoing is merely illustrative and explanatory of the utility model, as it is well within the scope of the utility model, as it is intended to provide those skilled in the art with various modifications, additions and substitutions to the specific embodiments disclosed and those skilled in the art without departing from the scope of the utility model as disclosed in the accompanying claims.

Claims (7)

1. The machining fixture suitable for the magnesium alloy products with various sizes is characterized by comprising a bridge plate, wherein 4 groups of hydraulic jigs are arranged on the bridge plate, each hydraulic jig comprises 2 oil pressure single-acting cylinders and 4 corner cylinders, the 2 corner cylinders and the 2 oil pressure single-acting cylinders form a row, the 2 corner cylinders are located below the 2 oil pressure single-acting cylinders, a first limiting block is arranged at the lower end of one oil pressure single-acting cylinder, a plurality of positioning bottom blocks are arranged between the corner cylinders located at the lower end of the oil pressure single-acting cylinder and the corner cylinders located at the upper end of the corner cylinders, and a second limiting block is arranged at the lower end of each positioning bottom block.

2. The fixture for machining magnesium alloy products with various sizes according to claim 1, wherein the shaft of the oil pressure single-acting cylinder is parallel to the upper end face of the bridge plate, the oil pressure single-acting cylinder is mounted on an oil cylinder seat, the oil cylinder seat is mounted on the bridge plate, and one of the oil pressure single-acting cylinders is arranged between 2 corner cylinders.

3. The processing clamp for magnesium alloy products with various sizes according to claim 2, wherein the output ends of the corner cylinders positioned on two sides of the oil pressure single-acting cylinder are provided with a first pressing block, and the output ends of the other 2 corner cylinders are respectively provided with a second pressing block and a third pressing block.

4. The fixture for machining magnesium alloy products with various sizes according to claim 1, wherein the first limiting block comprises a mounting part and 2 limiting parts, the mounting part is mounted on the bridge plate, the 2 limiting parts are arranged on the mounting part, gaps are arranged between the 2 mounting parts, and the oil pressure single-acting cylinder faces to the gaps between the 2 mounting parts.

5. The fixture for machining magnesium alloy products with various sizes according to claim 1, wherein 2 groups of hydraulic jigs are arranged on the left side of the bridge plate, 2 groups of hydraulic jigs are arranged on the right side of the bridge plate, and 2 support blocks I and 2 support blocks II are arranged between the 2 groups of hydraulic jigs on the left side and the 2 groups of hydraulic jigs on the right side.

6. The fixture for processing magnesium alloy products with various sizes according to claim 5, wherein the 2 sets of hydraulic jigs positioned on the right side are respectively provided with a corner cylinder, the output end of the corner cylinder is provided with a first pressing block, the lower end of the corner cylinder is also provided with a second limiting block, and the second limiting block and the first limiting block positioned on the right side of the second limiting block are positioned on the same horizontal line.

7. The fixture for processing magnesium alloy products with various sizes according to claim 5, wherein the bridge plate is provided with 4 positioning holes, the 4 positioning holes are equally divided into 2 groups, one group of positioning holes is positioned on the left side of the 2 groups of hydraulic jigs on the left side of the bridge plate, and the other group of positioning holes is positioned on the left side of the 2 groups of hydraulic jigs on the right side of the bridge plate;

When being used for short product clamping, a group of locating holes in the middle are provided with locating columns.