New energy automobile part milling clamping mechanism

Abstract

The utility model discloses a new energy automobile part milling clamping mechanism which comprises a bearing plate, a profiling positioning groove is formed in the bearing plate, a part to be machined is placed in the profiling positioning groove, a plurality of receding grooves are formed in the edge of the profiling positioning groove, the receding grooves are formed in the inner wall of the profiling positioning groove, a positioning column is further arranged on the bottom face of the profiling positioning groove, and the positioning column is arranged on the inner wall of the profiling positioning groove. The positioning column penetrates through the to-be-machined part and extends out of the surface of the bearing plate; and the positioning air cylinders are fixedly installed on the bearing plate, the multiple positioning air cylinders are sequentially arranged along the edge of the profiling positioning groove, a first pressing block is arranged on a piston rod of each positioning air cylinder, and a protruding part of the side edge of the to-be-machined part extends out of the profiling positioning groove and then extends to the position below the first pressing block. Compared with the prior art, the new energy automobile part milling positioning jig solves the problem that a part is difficult to take out after milling of an existing new energy automobile part milling positioning jig is completed.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle parts milling fixtures, in particular to a new energy vehicle parts milling clamping mechanism. Background Art

[0002] Milling is to fix the blank, use a high-speed rotating milling cutter to move on the blank, and cut out the required shape and features. In the process of vehicle parts processing, it is necessary to position the product on the fixture, and then process thin-walled complex curved surfaces and other structures on the parts. For example, Chinese patent 201710470350.8 discloses a milling positioning device, which mainly solves the problems of small clamping capacity, cumbersome clamping operation and inaccurate positioning accuracy in the milling of irregular parts such as torsion bar end supports. Its technical solution includes a positioning seat plate, a side pressure plate, a movable block, a positioning pin and a stud. A plurality of movable blocks are arranged along the length direction of the positioning seat plate. Positioning pins are provided on both end faces of the movable block. A side pressure plate is provided on each of the long sides of the two sides of the positioning seat plate. The end face of the movable block is connected to the corresponding side pressure plate through a stud. There is a gap between the end face of the movable block and the side pressure plate. The area between two adjacent movable blocks on the positioning seat plate is provided with two part positioning holes, and the center line of the two part positioning holes is perpendicular to the side pressure plate.

[0003] During part milling, in order to fully position the part and prevent the part from shifting, the part is usually positioned by pressing it into a contoured positioning groove, which makes it difficult to remove the part after milling. Utility Model Content

[0004] The purpose of the utility model is to provide a clamping mechanism for milling processing of new energy automobile parts, so as to solve the problem that the existing positioning fixture for milling processing of new energy automobile parts is difficult to remove the parts after milling processing is completed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solution: a new energy automobile parts milling clamping mechanism, comprising:

[0006] A supporting plate is provided with a profiling positioning groove, the part to be processed is placed in the profiling positioning groove, a plurality of avoidance grooves are provided at the edge of the profiling positioning groove, the avoidance grooves are provided on the inner wall of the profiling positioning groove, and a positioning column is also provided on the bottom surface of the profiling positioning groove, the positioning column penetrates the part to be processed, and the positioning column extends out of the surface of the supporting plate;

[0007] The positioning cylinder is fixedly mounted on the supporting plate. Several positioning cylinders are arranged in sequence along the edge of the contour positioning groove. A first pressing block is arranged on the piston rod of the positioning cylinder. The protruding part on the side of the part to be processed extends out of the contour positioning groove and then extends to the bottom of the first pressing block.

[0008] As a further description of the above technical solution:

[0009] The upper surface of the first pressing block is provided with a first inclined surface.

[0010] As a further description of the above technical solution:

[0011] A symmetrically arranged supporting plate is provided on one opposite side of the supporting plate, and the supporting plate is fixedly installed on the back side of the supporting plate.

[0012] As a further description of the above technical solution:

[0013] The support plate is detachably mounted on the supporting plate.

[0014] As a further description of the above technical solution:

[0015] The support plate is provided with a plurality of countersunk holes arranged along a straight line, and the fastening bolts are threadedly connected to the support plate after passing through the countersunk holes.

[0016] As a further description of the above technical solution:

[0017] A plurality of waist-shaped holes are arranged on the supporting plate.

[0018] In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0019] 1. In the utility model, when the part to be processed is to be milled, the part to be processed is placed in the contoured positioning groove of the support plate. After the part to be processed is plugged into the positioning column, it slides downward smoothly to prevent the part to be processed from colliding with the support plate and being damaged. Then, the piston rod of the positioning cylinder moves downward, driving the first pressure block thereon to press the protruding part of the part to be processed downward. The multiple positioning cylinders arranged circumferentially fully position the part to be processed to facilitate precise milling.

[0020] 2. In the utility model, after the processing is completed, the positioning cylinder drives the first pressing block to lift up and release the lock. Then, the avoidance groove at the edge of the contoured positioning groove is used to allow the tool or manipulator to extend under the part to be processed, thereby lifting the part to be processed and facilitating the separation of the parts to be processed. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 A schematic diagram of the structure of a clamping mechanism for milling new energy vehicle parts Figure 1 .

[0023] Figure 2 A schematic diagram of the structure of a clamping mechanism for milling new energy vehicle parts Figure 2 .

[0024] Legend:

[0025] 1. Support plate; 11. Contour positioning groove; 111. Avoidance groove; 112. Positioning column; 12. Countersunk hole; 2. Positioning cylinder; 21. First pressure block; 211. First inclined surface; 3. Support plate; 31. Waist-shaped hole; 9. Parts to be processed; 91. Protrusion. 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] Example 1

[0028] See also Figure 1-2 The utility model provides a technical solution: a milling and clamping mechanism for new energy vehicle parts, comprising:

[0029] A support plate 1 is provided with a profiling positioning groove 11, a part 9 to be processed is placed in the profiling positioning groove 11, a plurality of avoidance grooves 111 are provided at the edge of the profiling positioning groove 11, the avoidance grooves 111 are provided on the inner wall of the profiling positioning groove 11, a positioning column 112 is further provided on the bottom surface of the profiling positioning groove 11, the positioning column 112 is penetrated through the part 9 to be processed, and the positioning column 112 extends out of the surface of the support plate 1;

[0030] The positioning cylinder 2 is fixedly mounted on the supporting plate 1. Several positioning cylinders 2 are arranged in sequence along the edge of the contour positioning groove 11. A first pressing block 21 is provided on the piston rod of the positioning cylinder 2. The protrusion 91 on the side of the part 9 to be processed extends out of the contour positioning groove 11 and extends to the bottom of the first pressing block 21.

[0031] A first inclined surface 211 is disposed on the upper surface of the first pressing block 21 to prevent the workpiece 9 to be processed from being damaged by collision with the first pressing block 21 when the workpiece 9 is placed.

[0032] A symmetrically arranged support plate 3 is provided on an opposite side of the support plate 1 , and the support plate 3 is fixedly mounted on the back of the support plate 1 to facilitate the protection and maintenance of the positioning cylinder 2 .

[0033] The support plate 3 is detachably mounted on the support plate 1. Specifically, the support plate 1 is provided with a plurality of countersunk holes 12 arranged along a straight line, and the fastening bolts are threadedly connected to the support plate 3 after passing through the countersunk holes 12, so that the support plate 3 can be easily disassembled and replaced, and the countersunk arrangement of the fastening bolts will not affect the placement and taking of the parts 9 to be processed.

[0034] The support plate 3 is provided with a plurality of waist-shaped holes 31 , which are convenient for grasping the support plate 3 and thus for carrying the clamping mechanism as a whole.

[0035] Working principle: When the part 9 to be processed is to be milled, the part 9 to be processed is placed in the contour positioning groove 11 of the support plate 1. After the part 9 to be processed is plugged into the positioning column 112, it slides downward smoothly to prevent the part 9 to be processed from colliding and being damaged with the support plate 1. Then the piston rod of the positioning cylinder 2 moves downward, driving the first pressing block 21 thereon to press down the protruding portion 91 of the part 9 to be processed. The multiple positioning cylinders 2 arranged circumferentially fully position the part 9 to be processed, facilitating precise milling. After the processing is completed, the positioning cylinder 2 drives the first pressing block 21 to lift upward and release the lock. Then, the avoidance groove 111 at the edge of the contour positioning groove 11 is used to allow the part to be processed to extend into the tool or manipulator, thereby lifting the part 9 to be processed, facilitating the separation of the part 9 to be processed.

[0036] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A milling clamping mechanism for new energy vehicle parts, characterized in that: include: A supporting plate is provided with a profiling positioning groove, in which the part to be processed is placed, a plurality of avoidance grooves are provided at the edge of the profiling positioning groove, the avoidance grooves are provided on the inner wall of the profiling positioning groove, and a positioning column is further provided on the bottom surface of the profiling positioning groove, the positioning column penetrates the part to be processed, and the positioning column extends out of the surface of the supporting plate; A positioning cylinder is fixedly mounted on the support plate. Several positioning cylinders are arranged in sequence along the edge of the contour positioning groove. A first pressure block is provided on the piston rod of the positioning cylinder. The protruding portion on the side of the part to be processed extends out of the contour positioning groove and then extends to below the first pressure block.

2. A milling clamping mechanism for new energy vehicle parts according to claim 1, characterized in that: The upper surface of the first pressing block is provided with a first inclined surface.

3. The milling clamping mechanism for new energy vehicle parts according to claim 1 is characterized in that: A symmetrically arranged support plate is provided on one opposite side of the support plate, and the support plate is fixedly mounted on the back side of the support plate.

4. A milling clamping mechanism for new energy vehicle parts according to claim 3, characterized in that: The support plate is detachably mounted on the supporting plate.

5. A milling clamping mechanism for new energy vehicle parts according to claim 4, characterized in that: The support plate is provided with a plurality of countersunk holes arranged along a straight line, and the fastening bolts are threadedly connected to the support plate after passing through the countersunk holes.

6. The milling clamping mechanism for new energy vehicle parts according to claim 3 is characterized in that: The support plate is provided with a plurality of waist-shaped holes.

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