Machining clamp for short magnesium alloy product

Abstract

The embodiment of the utility model discloses a processing clamp for a short magnesium alloy product, which comprises a mounting plate, a plurality of jigs are arranged on the mounting plate, the jigs are divided into an upper group and a lower group, the upper and lower adjacent jigs are rotationally symmetrical, each jig comprises two oil pressure single-acting cylinders and four corner cylinders, one oil pressure single-acting cylinder is positioned between the two corner cylinders at the upper end, and the other oil pressure single-acting cylinder is positioned between the two corner cylinders at the lower end. A first positioning pressing block is installed at the output ends of the two corner cylinders at the upper end, a second positioning pressing block is installed at the output ends of the two corner cylinders at the lower end, a first positioning bottom block is arranged on the lower sides of the two corner cylinders at the upper end, and a first positioning bottom block is arranged at the upper end of the corner cylinder on the left side of the lower end. According to the multi-face clamping device, a plurality of faces of a plurality of products can be clamped, the consistency of the products is guaranteed, and meanwhile after the products are clamped, machining of the products cannot be affected.

Description

Technical Field

[0001] The utility model relates to the technical field of clamps, and in particular to a processing clamp for short magnesium alloy products. Background Art

[0002] General magnesium alloy products are first extruded and then machined to obtain the required shape and size. During machining, the extruded product is first clamped and then cut to obtain a formed product. Traditional fixtures use four-corner vertical clamping, which results in some special-shaped products. For example, when one corner of the product needs to be cut off, it cannot be clamped, resulting in large shape differences during cutting and poor product consistency. Utility Model Content

[0003] The utility model provides a processing fixture for short magnesium alloy products, which can clamp multiple surfaces of multiple products. During the processing, the products are always in a clamped state, ensuring product consistency. At the same time, clamping multiple products will not affect product processing.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] The utility model discloses a processing fixture for a short magnesium alloy product, comprising a mounting plate, wherein a plurality of jigs are arranged on the mounting plate, wherein the jigs are divided into two groups, the upper and lower groups, wherein the two adjacent jigs are rotationally symmetrical, wherein the jig located at the lower left corner comprises two oil pressure single-acting cylinders and four corner cylinders, wherein the corner cylinders are divided into two groups, the upper and lower groups, wherein one oil pressure single-acting cylinder is located between the two corner cylinders at the upper end, and the other oil pressure single-acting cylinder is located at one side of the corner cylinder at the upper end, a positioning pressure block 1 is installed at the output ends of the two corner cylinders at the upper end, and a positioning pressure block 2 is installed at the output ends of the two corner cylinders at the lower end, a positioning bottom block 1 is arranged at the lower sides of the two corner cylinders at the upper end, a positioning bottom block 1 is arranged at the upper end of the corner cylinder on the left side of the lower end, a positioning bottom block 2 is arranged at the upper end of the corner cylinder on the right side of the lower end, and limit blocks are arranged at both sides of the two corner cylinders at the lower end.

[0006] Preferably, the axis of the hydraulic single-acting cylinder is parallel to the upper end surface of the mounting plate, the rear end of the hydraulic single-acting cylinder is mounted on the cylinder seat, and the cylinder seat is vertically mounted on the mounting plate.

[0007] Preferably, a limit column is provided on the left side of the hydraulic single-acting cylinder located on the left side of the upper end, and the distance between the top of the limit column and the mounting plate is greater than or equal to the distance between the axis of the hydraulic single-acting cylinder and the mounting plate.

[0008] Preferably, the upper side of the oil cylinder seat is flush with the upper side of the corner cylinder located at the upper end.

[0009] Preferably, a mounting hole is provided on one side of the positioning pressing block 1, and a clamping groove is provided on the lower end of the other side of the positioning pressing block 1.

[0010] Preferably, the second positioning pressure block includes a mounting portion, a connecting portion and a pressing portion, the mounting portion is connected to the output end of the corner cylinder, the connecting portion connects the mounting portion and the pressing portion, the connecting portion is perpendicular to the mounting portion, the pressing portion is located at the upper end of the mounting portion, the pressing portion is located on the outer side of the mounting portion, and a vertical groove is provided on one side of the connecting portion facing the mounting portion.

[0011] Preferably, the first positioning bottom block is T-shaped, both sides of the first positioning bottom block are connected to the bottom plate, and the second positioning bottom block is L-shaped.

[0012] Preferably, the limiting block comprises limiting block one and limiting block two, limiting block one is T-shaped, and limiting block two is L-shaped.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model installs a plurality of jigs distributed up and down on a mounting plate, and the jigs adjacent to each other at the bottom of the mountain are rotationally symmetrical, so that there will be no interference when cutting the upper and lower products, and the cutting process is convenient. At the same time, the design of the limit column plays a limiting role when not cutting, and at the same time, it plays a positioning role when cutting, and the machine tool only cuts the product on one side of the limit column; when the product is clamped, the upper and lower end faces are clamped by a positioning pressure block 1 and a positioning bottom block 1, and the upper and lower end faces are clamped by a positioning pressure block 1 and a positioning bottom block 2. At the same time, two limit blocks 1 and limit blocks 2 and two hydraulic single-acting cylinders are used to clamp the two sides of the product. Finally, 9 positions of the product are clamped. After the cutting process is completed, 7 positions of the product are still clamped, and there is no shaking, thereby ensuring the consistency of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the embodiment of the utility model when in use.

[0016] Figure 2 It is a schematic diagram of the embodiment of the utility model when in use.

[0017] Figure 3 It is a top view of the embodiment of the utility model when in use.

[0018] Figure 4 It is a schematic diagram of a positioning pressing block according to an embodiment of the utility model.

[0019] Figure 5 It is a schematic diagram of a positioning pressing block according to an embodiment of the utility model.

[0020] Figure 6 This is a second schematic diagram of a positioning pressing block according to an embodiment of the utility model.

[0021] Figure 7 This is a second schematic diagram of a positioning pressing block according to an embodiment of the utility model.

[0022] Figure 8It is a schematic diagram of a positioning bottom block according to an embodiment of the utility model.

[0023] Fig. 9 It is a schematic diagram of the second positioning bottom block of the embodiment of the utility model.

[0024] Fig.10 It is a schematic diagram of a limit block according to an embodiment of the utility model.

[0025] Fig.11 This is a schematic diagram of the second limit block of the embodiment of the utility model. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] As shown in the figure, the utility model discloses a processing fixture for short magnesium alloy products, including a mounting plate 1, on which a plurality of jigs 2 are arranged, the jigs are divided into two groups, the upper and lower two adjacent jigs are rotationally symmetrical, the jig located at the lower left corner includes two hydraulic single-acting cylinders 3 and four corner cylinders 4, the corner cylinders 4 are divided into two groups, one hydraulic single-acting cylinder 3 is located between the two corner cylinders 4 at the upper end, and the other hydraulic single-acting cylinder 3 is located on one side of the upper corner cylinder 4, the output ends of the two corner cylinders 4 at the upper end are installed with positioning pressure blocks 1 5, and the output ends of the two corner cylinders 4 at the lower end are installed with positioning pressure blocks 2 6, the lower sides of the two corner cylinders 4 at the upper end are provided with positioning bottom blocks 1 7, the positioning pressure block 1 5 cooperates with the positioning bottom block 1 7 to press one side of the product A, the upper end of the corner cylinder 4 on the left side of the lower end is provided with a positioning bottom block 1 7, the upper end of the corner cylinder on the right side of the lower end is provided with a positioning bottom block 2 8, and the two corner cylinders 4 at the lower end are provided with limit blocks on both sides. Each jig 2 of the utility model clamps a product, and the jigs adjacent to each other are rotationally symmetrical, so that when clamping multiple products, there will be no confusion, and at the same time, there will be no interference with the cutter during cutting, which is convenient for cutting processing. The utility model clamps the upper and lower surfaces and the front and back surfaces of the product. After cutting, the product is still clamped and will not move after cutting, thereby maintaining the consistency of the product.

[0028] In one embodiment of the utility model, the axis of the hydraulic single-acting cylinder 3 is parallel to the upper end surface of the mounting plate 1, and the rear end of the hydraulic single-acting cylinder 3 is mounted on the cylinder seat 9, and the cylinder seat 9 is vertically mounted on the mounting plate 1. The hydraulic single-acting cylinder 3 and the limit block cooperate to clamp the side of the product. When the cutting is completed, there is still a hydraulic single-acting cylinder 3 and a limit block to cooperate to clamp the side of the product, ensuring that the product is clamped before and after the cutting process.

[0029] In one embodiment of the utility model, a limit column 10 is provided on the left side of the hydraulic single-acting cylinder 3 located on the left side of the upper end, and the distance between the top of the limit column 10 and the mounting plate 1 is greater than or equal to the distance between the axis of the hydraulic single-acting cylinder 3 and the mounting plate 1. The limit column 10 plays a role in quickly placing the product A, and the limit column 10 also plays a positioning role. The cutting starts from one side of the limit column 10, and the cut-off part of the product is AA.

[0030] In an embodiment of the present invention, the upper side of the oil cylinder seat 9 is flush with the upper side of the corner cylinder 4 located at the upper end.

[0031] In an embodiment of the utility model, a mounting hole 51 is provided on one side of the positioning pressing block 1, and a clamping groove 52 is provided at the lower end of the other side of the positioning pressing block 1. The clamping groove 52 is used to clamp the product.

[0032] In an embodiment of the utility model, the second positioning block 6 includes a mounting portion 61, a connecting portion 62 and a pressing portion 63. The mounting portion 61 is connected to the output end of the corner cylinder 4. The connecting portion 62 connects the mounting portion 61 and the pressing portion 63. The connecting portion 62 is perpendicular to the mounting portion. The pressing portion 63 is located at the upper end of the mounting portion 61. The pressing portion 63 is located on the outer side of the mounting portion 61. A vertical groove 621 is provided on one side of the connecting portion 62 facing the mounting portion. The second positioning block is driven by the corner cylinder to move up and down and rotate to press the product A.

[0033] In an embodiment of the present invention, the first positioning bottom block 7 is T-shaped, both sides of the first positioning bottom block 7 are connected to the bottom plate 1, and the second positioning bottom block 8 is L-shaped.

[0034] In an embodiment of the present invention, the limiting blocks include a limiting block 11 and a limiting block 12, wherein the limiting block 1 is T-shaped and the limiting block 2 is L-shaped.

[0035] The above contents are merely examples and explanations of the structure of the present utility model. The technicians in this technical field may make various modifications or additions to the specific embodiments described or replace them in a similar manner. As long as they do not deviate from the structure of the present utility model or exceed the scope defined in the claims, they should all fall within the protection scope of the present utility model.

Claims

1. A processing fixture for short magnesium alloy products, characterized by: It includes a mounting plate, on which are disposed a plurality of jigs, the jigs being divided into two groups, the upper and lower groups, the two adjacent jigs being rotationally symmetrical, the jig located at the lower left corner comprising two hydraulic single-acting cylinders and four corner cylinders, the corner cylinders being divided into two groups, one hydraulic single-acting cylinder being located between the two corner cylinders at the upper end, the other hydraulic single-acting cylinder being located on one side of the upper corner cylinder, a positioning pressure block 1 being installed at the output ends of the two corner cylinders at the upper end, a positioning pressure block 2 being installed at the output ends of the two corner cylinders at the lower end, a positioning bottom block 1 being provided at the lower sides of the two corner cylinders at the upper end, a positioning bottom block 1 being provided at the upper end of the corner cylinder on the left side of the lower end, a positioning bottom block 2 being provided at the upper end of the corner cylinder on the right side of the lower end, and limit blocks being provided at both sides of the two corner cylinders at the lower end.

2. The processing fixture for short magnesium alloy products according to claim 1 is characterized in that: The shaft of the hydraulic single-acting cylinder is parallel to the upper end surface of the mounting plate, the rear end of the hydraulic single-acting cylinder is mounted on the cylinder seat, and the cylinder seat is vertically mounted on the mounting plate.

3. The processing fixture for short magnesium alloy products according to claim 2 is characterized in that: A limit column is arranged on the left side of the hydraulic single-acting cylinder located on the left side of the upper end, and the distance between the top of the limit column and the mounting plate is greater than or equal to the distance between the shaft of the hydraulic single-acting cylinder and the mounting plate.

4. The processing fixture for short magnesium alloy products according to claim 2 is characterized in that: The upper side of the oil cylinder seat is flush with the upper side of the corner cylinder located at the upper end.

5. The processing fixture for short magnesium alloy products according to claim 1 is characterized in that: A mounting hole is arranged on one side of the first positioning pressing block, and a clamping groove is arranged on the lower end of the other side of the first positioning pressing block.

6. The processing fixture for short magnesium alloy products according to claim 1 is characterized in that: The second positioning pressure block includes a mounting portion, a connecting portion and a pressing portion. The mounting portion is connected to the output end of the corner cylinder, the connecting portion connects the mounting portion and the pressing portion, the connecting portion is perpendicular to the mounting portion, the pressing portion is located at the upper end of the mounting portion, the pressing portion is located on the outer side of the mounting portion, and a vertical groove is provided on one side of the connecting portion facing the mounting portion.

7. The processing fixture for short magnesium alloy products according to claim 1 is characterized in that: The first positioning bottom block is T-shaped, and both sides of the first positioning bottom block are connected to the bottom plate, and the second positioning bottom block is L-shaped.

8. The processing fixture for short magnesium alloy products according to claim 1 is characterized in that: The limiting block comprises a limiting block 1 and a limiting block 2, wherein the limiting block 1 is T-shaped and the limiting block 2 is L-shaped.

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