CN216829792U - CNC rough machining clamping jig for cold forging radiator - Google Patents

Abstract

The utility model discloses a clamping jig for CNC rough machining of a cold forging radiator, which comprises a jig bottom plate and a group of fixed side pressing blocks arranged on the jig bottom plate, wherein the jig bottom plate is also provided with a group of movable side pressing block assemblies; the movable side pressure block assembly comprises a left movable side pressure block, a right movable side pressure block and a wedge block positioned between the left movable side pressure block and the right movable side pressure block, and the wedge block is connected with a driving device for driving the wedge block to move up and down. The utility model discloses simple structure, to the fixed reliable and can not cause the damage to the cold forging radiator of cold forging radiator, simultaneously, get to put the convenience, it is efficient, but wide application in cold forging radiator CNC rough machining field.

Description

A cold forging radiator CNC roughing clamping fixture

technical field

The utility model relates to the technical field of cold forging radiator processing, in particular to a cold forging radiator CNC rough machining clamping fixture.

Background technique

The radiator after cold forging needs rough machining on the reverse side of the radiator, and rough milling on the reverse side of the radiator to improve the flatness of the reverse side of the radiator. During rough milling, it is necessary to place the cold forged radiator with the needle face down and fix it on the CNC machining jig, and then rough-mill the reverse side of the radiator. The existing clamping jig adopts manual tightening and fixing, which is cumbersome to operate, low in efficiency, and the clamping reliability cannot be guaranteed, and the operator needs to judge according to the actual operation experience. The problem of radiator offset during milling, which affects the quality of radiator processing.

Utility model content

The purpose of the utility model is to provide a cold forging radiator CNC rough machining clamping fixture, which solves the problems of inconvenient operation and poor reliability of the existing clamping fixture.

The technical solution adopted by the utility model to solve the technical problem is as follows: a cold forging radiator CNC rough machining clamping fixture, comprising a fixture bottom plate, a set of fixed side pressing blocks arranged on the fixture bottom plate, the fixture A set of movable side pressure block assemblies are also arranged on the base plate, and a radiator placement area is formed between the movable side pressure block assemblies and the fixed side pressure blocks;

Further, the movable side pressure block assembly includes a left movable side pressure block and a right movable side pressure block, a wedge block located between the left movable side pressure block and the right movable side pressure block, and the wedge block is connected with a driving wedge. A drive for the block to move up and down.

In order to automatically reset the left movable side pressure block and the right movable side pressure block, a return tension spring is provided between the left movable side pressure block and the right movable side pressure block.

In order to ensure the smoothness of the automatic reset of the left movable side pressure block and the right movable side pressure block, there are two return tension springs, which are respectively arranged at both ends of the left movable side pressure block and the right movable side pressure block.

In order to prevent the left movable side pressure block and the right movable side pressure block from driving the wedge block to move upward during automatic reset, a limiting column is also arranged between the left movable side pressure block and the right movable side pressure block.

In order to ensure the reciprocating movement of the left movable side pressure block and the right movable side pressure block in the horizontal direction, the left movable side pressure block and the right movable side pressure block are provided with a limit chute with a narrow bottom and a wide upper part along the moving direction. A limit block adapted to the limit chute is arranged on the bottom plate of the jig.

Further, the limit chute is a dovetail groove structure, the limit block is a limit ball placed in the dovetail groove, and a connecting rod is arranged between the limit ball and the fixture bottom plate.

In order to conveniently and accurately place the cold forged radiator and prevent the front and rear distance deviation of the cold forged radiator from exceeding the tolerance, one end of the radiator placement area is provided with a radiator positioning block.

In order to ensure the stability of the driving device, the driving device is a driving cylinder.

Beneficial effects of the present utility model: The utility model uses the mutual cooperation of the fixed side pressure block and the movable side pressure block assembly, and drives the left movable side pressure block and the right movable side pressure block on both sides to move through the up and down movement of the wedge block, so as to move the left and right movable side pressure blocks on both sides. The cold forged radiator in the radiator placement area is pressed and fixed, the structure is simple and convenient to operate, and the clamping effect is good. The return tension spring can drive the left movable side pressure block and the right movable side pressure block to automatically reset, thereby reducing manual operation and reducing the intensity of operation. The utility model facilitates the operator to quickly and accurately clamp and fix the cold forged radiator to be processed, thereby improving the production efficiency and precision.

The present utility model will be described in more detail below with reference to the accompanying drawings and embodiments.

Description of drawings

FIG. 1 is a schematic diagram of the three-dimensional structure of the present invention.

2 is a schematic structural diagram of a wedge block and a driving device of the present invention.

Figure 3 is a schematic structural diagram of the limit chute and the limit block of the present invention.

Detailed ways

Embodiments, as shown in Figures 1 to 3, a cold forging radiator CNC roughing clamping jig, comprising a jig base plate 1, a set of fixed side pressing blocks 2 arranged on the jig base plate 1, the jig The base plate 1 is also provided with a group of movable side pressure block assemblies 3, a radiator placement area 4 is formed between the movable side pressure block assemblies 3 and the fixed side pressure block 2, and one end of the radiator placement area 4 is provided with a radiator Position block 5. When placing the cold forged radiator, first place it against the positioning block 5 to ensure that the front and rear position deviation of the cold forged radiator is within the error range. The movable side pressure block assembly 3 includes a left movable side pressure block 31 and a right movable side pressure block 32, a wedge block 33 located between the left movable side pressure block 31 and the right movable side pressure block 32, and the wedge block 33 is connected A driving device 34 for driving the wedge block 33 to move up and down is provided. The driving device 34 preferably adopts a driving cylinder. The driving device 34 can drive the wedge block 33 to move up and down. When the wedge block 33 moves downward, it can drive the left movable side pressure block 31 and the right movable side pressure block 32 to move horizontally backwards, respectively placing them on the corresponding radiators. The cold forged radiator in the placement area 4 is clamped and fixed; when the wedge block 33 moves upward, the pressure of the left movable side pressure block 31 and the right movable side pressure block 32 is relieved, thereby loosening the clamped cold forging heat dissipation can be easily removed.

A return tension spring 35 is provided between the left movable side pressure block 31 and the right movable side pressure block 32 . In order to better realize the return, two return tension springs 35 are provided, which are respectively arranged at both ends of the left movable side pressure block 31 and the right movable side pressure block 32; the left movable side pressure block 31 and the right movable side pressure block 31 A limiting column 36 is also arranged between the movable side pressing blocks 32 . When the radiator is removed after processing, when the wedge block 33 moves upward, the left movable side pressure block 31 and the right movable side pressure block 32 are moved toward each other by the contraction force of the return tension spring 35 to complete the automatic reset.

The left movable side pressure block 31 and the right movable side pressure block 32 are provided with a limit chute 37 with a narrow bottom and a wide upper part along the moving direction, and a limit chute 37 is provided on the fixture base plate 1 to match The limit block 38. As a preferred solution, the limit chute 37 is a dovetail groove structure, the limit block 38 is a limit ball placed in the dovetail groove, and a connecting rod is provided between the limit ball and the jig bottom plate 1 . The mutual cooperation between the limit block 38 and the limit chute 37 ensures that the left movable side pressure block 31 and the right movable side pressure block 32 move along the horizontal straight direction.

The present invention has been exemplarily described above with reference to the accompanying drawings. Obviously, the specific implementation of the present invention is not limited by the above manner. As long as the method concept and technical solution of the present invention are adopted for various non-substantial improvements; or without improvement, the above-mentioned concept and technical solution of the present invention are directly applied to other occasions, all of which are included in the present invention. within the scope of protection.

Claims (8)

1. The utility model provides a tight tool of cold forging radiator CNC rough machining clamp, includes tool bottom plate (1), sets up a set of fixed side briquetting (2) on tool bottom plate (1), its characterized in that: the jig base plate (1) is also provided with a group of movable side press block assemblies (3), and a radiator placing area (4) is formed between each movable side press block assembly (3) and each fixed side press block (2);

the movable side pressure block assembly (3) comprises a left movable side pressure block (31), a right movable side pressure block (32) and a wedge block (33) located between the left movable side pressure block (31) and the right movable side pressure block (32), and the wedge block (33) is connected with a driving device (34) which drives the wedge block (33) to move up and down.

2. The CNC rough machining clamping jig for the cold forging heat radiator of claim 1, wherein: a return tension spring (35) is arranged between the left movable side pressing block (31) and the right movable side pressing block (32).

3. The CNC rough machining clamping jig for the cold forging heat radiator of claim 2, wherein: the two return tension springs (35) are respectively arranged at two ends of the left movable side pressing block (31) and the right movable side pressing block (32).

4. The CNC rough machining clamping jig for the cold forging heat radiator is characterized in that: and a limiting column (36) is also arranged between the left movable side pressing block (31) and the right movable side pressing block (32).

5. The CNC rough machining clamping jig for the cold forging heat radiator of claim 1, wherein: the left movable side pressing block (31) and the right movable side pressing block (32) are provided with a limiting sliding groove (37) which is narrow at the bottom and wide at the top along the moving direction, and the jig bottom plate (1) is provided with a limiting block (38) matched with the limiting sliding groove (37).

6. The CNC rough machining clamping jig for the cold forging heat radiator of claim 5, wherein: the limiting sliding groove (37) is of a dovetail groove structure, the limiting block (38) is a limiting ball arranged in the dovetail groove, and a connecting rod is arranged between the limiting ball and the jig bottom plate (1).

7. The CNC rough machining clamping jig for the cold forging heat radiator of claim 1, wherein: and a radiator positioning block (5) is arranged at one end of the radiator placing area (4).

8. The CNC rough machining clamping jig for the cold forging heat radiator of claim 1, wherein: the driving device (34) is a driving air cylinder.

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