CN219542430U

CN219542430U - CNC pneumatic tool for strip-shaped cooling fin

Info

Publication number: CN219542430U
Application number: CN202320301664.6U
Authority: CN
Inventors: 吴斯涛; 吴斌辉; 王春生; 李族; 彭文武; 叶建辉; 吴霜
Original assignee: Zhuhai Ruixin Precision Technology Co ltd
Current assignee: Zhuhai Ruixin Precision Technology Co ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-08-18
Anticipated expiration: 2033-02-22

Abstract

The utility model relates to the technical field of fin processing, in particular to a CNC pneumatic tool for strip-shaped fins, which comprises a clamp seat, wherein the top end of the outer wall of the clamp seat is provided with a placing groove, the inner wall of the placing groove is provided with a fin body, the clamp seat is provided with a pneumatic clamp assembly for fixing the fin body, the pneumatic clamp assembly comprises a rear pneumatic clamp component, a positioning plate, a side clamping component and a liftout component, the four end faces of the fin body can be clamped and positioned before processing by the aid of the pneumatic clamp assembly, so that the phenomenon that the fin body deviates in the processing process can be effectively avoided, meanwhile, the device can clamp and position the fin bodies with different sizes in a certain range, the practicability of the device can be improved, and workers can process and use the pneumatic clamp assembly more conveniently.

Description

CNC pneumatic tool for strip-shaped cooling fin

Technical Field

The utility model relates to the technical field of fin processing, in particular to a CNC pneumatic tool for strip-shaped fins.

Background

The radiating fin is a device for radiating the heat-generating electronic element in the power supply, and is mostly made of aluminum alloy, brass or bronze into a plate shape, a sheet shape, a multi-sheet shape and the like, for example, a CPU central processing unit in a computer needs to use a quite large radiating fin, and a power tube, a row tube and a power amplifier tube in a television need to use the radiating fin. In use, a layer of heat-conducting silicone grease is coated on the contact surface of the electronic element and the heat sink, so that heat emitted by the element is more effectively conducted to the heat sink and then emitted to the surrounding air through the heat sink.

In the existing radiating fin processing process, in order to improve the contact area of radiating fin and air, the manufacturer can offer many arc grooves through milling cutter or lathe tool on the terminal surface of radiating fin and assist the heat dissipation, and in the in-process of offering the arc groove, need use the fixture frock to press from both sides tight fixedly to the radiating fin, and workman's most fixture frock that adopts when processing is pneumatic fixture, this fixture frock accomplishes the fixing to the radiating fin through utilizing air pump cooperation pneumatic telescopic link and splint, however, current pneumatic fixture frock can only carry out fore-and-aft direction's fixing to the radiating fin placed in the fixture inslot when specifically using, and the both sides of radiating fin generally do not carry out fixedly, like this can reduce the structure and the cost of anchor clamps, but when the position deviation appears in the time of placing the radiating fin in the time of personnel, this just very easily leads to appearing the radiating fin appearance side skew condition in the notching process, thereby lead to the radiating fin that processes to appear damaging, and then can't use.

In summary, it is necessary to invent a CNC pneumatic tool for strip-shaped cooling fins.

Disclosure of Invention

Therefore, the utility model provides a CNC pneumatic tool for strip-shaped cooling fins, which solves the problems that when the existing pneumatic fixture tool is specifically used, the cooling fins placed in a fixture groove can only be fixed in the front-back direction, and the two sides of the cooling fins are generally not fixed, so that side deflection of the cooling fins is easy to occur in the process of notching, and the processed cooling fins are damaged.

In order to achieve the above object, the present utility model provides the following technical solutions: the CNC pneumatic fixture for the strip-shaped cooling fins comprises a fixture seat, wherein a placing groove is formed in the top end of the outer wall of the fixture seat, a cooling fin body is placed on the inner wall of the placing groove, and a pneumatic fixture assembly for fixing the cooling fin body is arranged on the fixture seat;

the pneumatic clamp assembly comprises a rear pneumatic clamp component, a positioning plate, side clamping components and a material ejection component, wherein the rear pneumatic clamp component is arranged at the rear end of the outer wall of the clamp seat and corresponds to the placing groove, the positioning plate is fixed at the front end of the outer wall of the placing groove, the side clamping components are arranged on the inner wall of the placing groove and are positioned on two sides of the radiating fin body, and the material ejection component is arranged on the inner wall of the placing groove and is positioned below the bottom end of the outer wall of the radiating fin body.

Preferably, the rear pneumatic clamp component comprises an air cylinder, the outer wall of the air cylinder is fixed with the rear end of the outer wall of the clamp seat, the front end of the inner wall of the placing groove and the position corresponding to the air cylinder are both fixed with rear clamping plates, and the inner walls of the rear clamping plates are both fixed with buffer pads.

Preferably, the outer wall rear end of fin body is fixed with the outer wall front end of blotter, the front end of cylinder is provided with the pneumatic control telescopic link, the front end of pneumatic control telescopic link passes the inner wall rear end of standing groove and is fixed with the outer wall rear end of back splint.

Preferably, the front end of fin body and the outer wall rear end butt of locating plate, the side presss from both sides tightly including side splint, two side splint respectively with the outer wall both ends butt of fin body, side splint keep away from the one side outer wall of fin body all is fixed with the spring, a plurality of side splint are kept away from to the spring's one end all with standing groove's inner wall both sides front and back fixed connection.

Preferably, the center of the two sides of the inner wall of the placing groove is provided with a sleeve, two opposite sides of the sleeve are slidably connected with a sliding rod, one end of the sliding rod, which is far away from the sleeve, is fixed with the side end of the outer wall of the side clamping plate, one end of the sliding rod, which is inserted into the sleeve, is fixedly provided with a piston, and the outer wall of the piston is slidably connected with the inner wall of the sleeve.

Preferably, the oil inlet pipe is fixedly communicated with one side, far away from the sliding rod, of the bottom end of the inner wall of the sleeve, hydraulic oil is conveyed in the oil inlet pipe, and mesh partition plates are fixedly arranged at the upper end and the lower end of the inner wall of the sleeve and between the oil inlet pipe and the piston.

Preferably, the liftout part is including placing the platform, place the outer wall bottom of platform and the inner wall bottom mounting of standing groove, the fin body sets up on the outer wall top of placing the platform, the outer wall top center department of placing the platform has all seted up the mounting groove.

Preferably, the inner wall bottom of mounting groove all is fixed with the liftout gas pole, the outer wall top of liftout gas pole is fixed with the kicking block, the kicking block sets up in the outer wall bottom below of fin body.

The beneficial effects of the utility model are as follows:

according to the utility model, the front end and the rear end of the radiating fin body can be clamped and fixed through the air cylinder, the pneumatic control telescopic rod, the rear clamping plate and the positioning plate, and the side clamping plates can clamp and fix two sides of the outer wall of the radiating fin body before machining through the matching action among the spring, the sleeve and the sliding rod.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model in a top view;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1B according to the present utility model;

FIG. 4 is a schematic view of a portion of a clamp seat in a side view;

FIG. 5 is a schematic perspective view of a rear clamping plate in the present utility model;

FIG. 6 is a schematic cross-sectional view of the sleeve of the present utility model in elevation;

fig. 7 is a schematic perspective view of a slide bar according to the present utility model.

In the figure: 100. a clamp seat; 110. a placement groove; 120. a placement table; 121. jacking a gas rod; 122. a top block; 200. a heat sink body; 300. a positioning plate; 400. a cylinder; 410. a pneumatic control telescopic rod; 420. a rear clamping plate; 421. a cushion pad; 500. a side clamping plate; 510. a spring; 520. a sleeve; 521. a mesh separator; 522. an oil inlet pipe; 530. a slide bar; 531. and (3) a piston.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Referring to fig. 1-7, the CNC pneumatic tool for strip-shaped cooling fins provided by the utility model comprises a clamp seat 100, wherein a placing groove 110 is formed at the top end of the outer wall of the clamp seat 100, the placing groove 110 is used for placing a cooling fin body 200, the cooling fin body 200 is placed on the inner wall of the placing groove 110, the clamp seat 100 is provided with a pneumatic clamp assembly for fixing the cooling fin body 200, the pneumatic clamp assembly comprises a rear pneumatic clamp component, a positioning plate 300, a side clamping component and a liftout component, the rear pneumatic clamp component is arranged at the rear end of the outer wall of the clamp seat 100 and at the position corresponding to the placing groove 110, the rear pneumatic clamp component is used for clamping and fixing the front end and the rear end of the outer wall of the cooling fin body 200 in cooperation with the positioning plate 300, the rear pneumatic clamp component comprises an air cylinder 400, the outer wall of the air cylinder 400 is fixed with the rear end of the outer wall of the clamp seat 100, the front end of the inner wall of the placing groove 110 and the position corresponding to the air cylinder 400 are all fixed with the rear clamping plate 420, the inner wall of the rear clamping plate 420 is all fixed with the cushion 421, the rear end of the outer wall of the radiating fin body 200 is fixed with the front end of the outer wall of the cushion 421, the cushion 421 is arranged to avoid clamping damage to the outer wall of the radiating fin body 200 when the rear clamping plate 420 clamps the radiating fin body 200, the cushion 421 is preferably made of rubber or silica gel, the front end of the air cylinder 400 is provided with the air control telescopic rod 410, the front end of the air control telescopic rod 410 passes through the rear end of the inner wall of the placing groove 110 and is fixed with the rear end of the outer wall of the rear clamping plate 420, the air cylinder 400 can drive the air control telescopic rod 410 to stretch and retract in a pneumatic mode, so that the air control telescopic rod 410 can drive the rear clamping plate 420 to clamp and fix the rear end of the radiating fin body 200, and in order to facilitate the placing and taking out of the radiating fin body 200, a receiving groove for receiving the rear clamping plate 420 is formed at the rear end of the inner wall of the placement groove 110;

the positioning plate 300 is fixed at the front end of the outer wall of the placing groove 110, the side clamping components are arranged on the inner wall of the placing groove 110 and are positioned at the two sides of the radiating fin body 200, the front end of the radiating fin body 200 is abutted with the rear end of the outer wall of the positioning plate 300, the side clamping comprises side clamping plates 500, the two side clamping plates 500 are respectively abutted with the two ends of the outer wall of the radiating fin body 200, the side clamping plates 500 are arranged for clamping and fixing from the two sides of the outer wall of the radiating fin body 200, springs 510 are fixed on the outer wall of one side of the side clamping plates 500 away from the radiating fin body 200, one ends of the plurality of springs 510 away from the side clamping plates 500 are fixedly connected with the front and rear ends of the two sides of the inner wall of the placing groove 110, the springs 510 are arranged for clamping and positioning the two sides of the outer wall of the radiating fin body 200 by utilizing elastic force, sleeves 520 are arranged at the centers of the two sides of the inner wall of the placing groove 110, the opposite sides of the two sleeves 520 are both connected with sliding rods 530 in a sliding manner, one end of each sliding rod 530 far away from each sleeve 520 is fixed with the side end of the outer wall of the side clamping plate 500, one end of each sliding rod 530 inserted into each sleeve 520 is fixed with a piston 531, the outer wall of each piston 531 is connected with the inner wall of each sleeve 520 in a sliding manner, one side of each sleeve 520 far away from each sleeve 520 is fixedly communicated with an oil inlet pipe 522, hydraulic oil is conveyed in each oil inlet pipe 522, the upper end and the lower end of each inner wall of each sleeve 520 are respectively fixed with a mesh baffle 521 between each oil inlet pipe 522 and each piston 531, one end of each oil inlet pipe 522 far away from each sleeve 520 can be connected with an oil pump, the arranged oil pump can convey the hydraulic oil into the sleeve 520 through the oil inlet pipe 522, the sliding rods 530 can clamp and fix the position of the radiating fin body 200 through matching with the pistons 531, and when the radiating fin body 200 needs to be taken out, the mesh baffle 521 is arranged to play a limiting role;

the liftout part sets up the inner wall at standing groove 110 and is located the outer wall bottom below of fin body 200, the liftout part is including placing platform 120, the outer wall bottom of placing platform 120 and the inner wall bottom mounting of standing groove 110, fin body 200 sets up the outer wall top of placing platform 120, the mounting groove has all been seted up to outer wall top center department of placing platform 120, the inner wall bottom of mounting groove all is fixed with liftout gas pole 121, the outer wall top of liftout gas pole 121 is fixed with kicking block 122, kicking block 122 sets up the outer wall bottom below at fin body 200, the bottom accessible intake-tube connection air pump of liftout gas pole 121 that sets up, and liftout gas pole 121 that sets up can be stretched after ventilating, thereby can jack-up fin body 200 from standing groove 110 through kicking block 122, and then can make things convenient for the workman to get the material.

The application process of the utility model is as follows: firstly, a worker can mount the fixture seat 100 in CNC, then take out the radiating fin body 200, toggle the position of the side clamping plate 500 to place the radiating fin body 200 on the placing table 120, and the front end of the radiating fin body 200 is required to be abutted against the rear end of the outer wall of the positioning plate 300, after the fixing is completed, the worker can start the air cylinder 400, the arranged air cylinder 400 can control the extension of the pneumatic telescopic rod 410 to enable the rear clamping plate 420 to clamp and fix the rear end of the outer wall of the radiating fin body 200, after the fixing is confirmed, the worker can start the oil pump, the arranged oil pump conveys hydraulic oil into the sleeve 520 through the oil inlet pipe 522, and hydraulic oil can drive the slide rod 530 to clamp and fix two sides of the outer wall of the radiating fin body 200 through the extruding piston 531, so that the fixing of the radiating fin body 200 is completed, and the worker can utilize the processing cutter to process the upper end face of the outer wall of the radiating fin body 200 to open an arc groove;

after the fin body 200 is processed, the worker can discharge hydraulic oil in the sleeve 520 through the oil pump, then the cylinder 400 is started to enable the pneumatic telescopic rod 410 to shrink, so that the rear clamping plate 420 is reset, and then the jacking air rod 121 can stretch after being ventilated through the air pump, so that the fin body 200 can be jacked up from the placing groove 110 through the jacking block 122, and further the worker can conveniently take materials.

The above description is of the preferred embodiments of the present utility model, and any person skilled in the art may modify the present utility model or make modifications to the present utility model with the technical solutions described above. Therefore, any simple modification or equivalent made according to the technical solution of the present utility model falls within the scope of the protection claimed by the present utility model.

Claims

1. The utility model provides a strip fin CNC pneumatic frock, includes anchor clamps seat (100), standing groove (110) have been seted up on the outer wall top of anchor clamps seat (100), fin body (200), its characterized in that have been placed to the inner wall of standing groove (110): the clamp seat (100) is provided with a pneumatic clamp assembly for fixing the radiating fin body (200);

the pneumatic clamp assembly comprises a rear pneumatic clamp component, a positioning plate (300), side clamping components and a liftout component, wherein the rear pneumatic clamp component is arranged at the rear end of the outer wall of the clamp seat (100) and corresponds to the placing groove (110), the positioning plate (300) is fixed at the front end of the outer wall of the placing groove (110), the side clamping components are arranged on the inner wall of the placing groove (110) and are positioned on two sides of the radiating fin body (200), and the liftout component is arranged on the inner wall of the placing groove (110) and is positioned below the bottom end of the outer wall of the radiating fin body (200).

2. The bar fin CNC pneumatic tooling of claim 1, wherein: the rear pneumatic clamp component comprises an air cylinder (400), the outer wall of the air cylinder (400) is fixed with the rear end of the outer wall of the clamp seat (100), the front end of the inner wall of the placing groove (110) and the position corresponding to the air cylinder (400) are both fixed with rear clamping plates (420), and the inner walls of the rear clamping plates (420) are both fixed with buffer pads (421).

3. The bar fin CNC pneumatic tooling of claim 2, wherein: the outer wall rear end of fin body (200) is fixed with the outer wall front end of blotter (421), the front end of cylinder (400) is provided with pneumatic control telescopic link (410), the front end of pneumatic control telescopic link (410) passes the inner wall rear end of standing groove (110) and is fixed with the outer wall rear end of back splint (420).

4. The bar fin CNC pneumatic tooling of claim 1, wherein: the front end of fin body (200) and the outer wall rear end butt of locating plate (300), the side presss from both sides tightly including side splint (500), two side splint (500) respectively with the outer wall both ends butt of fin body (200), side splint (500) are kept away from the one side outer wall of fin body (200) and are all fixed with spring (510), a plurality of the one end that side splint (500) were kept away from to spring (510) all with the inner wall both sides front and back fixed connection of standing groove (110).

5. The bar fin CNC pneumatic tooling of claim 4, wherein: the utility model discloses a telescopic rack for placing a movable rack, including inner wall both sides center department of standing groove (110) all is provided with sleeve (520), two sleeve (520) are equal sliding connection in opposite one side has slide bar (530), the one end that sleeve (520) was kept away from to slide bar (530) all is fixed with the outer wall side of side splint (500), the one end that slide bar (530) inserted in sleeve (520) all is fixed with piston (531), the outer wall of piston (531) all is with the inner wall sliding connection of sleeve (520).

6. The bar fin CNC pneumatic tooling of claim 5, wherein: the oil inlet pipe (522) is fixedly communicated with one side, far away from the sliding rod (530), of the bottom end of the inner wall of the sleeve (520), hydraulic oil is conveyed in the oil inlet pipe (522), and a mesh partition plate (521) is fixedly arranged between the upper end and the lower end of the inner wall of the sleeve (520) and the piston (531).

7. The bar fin CNC pneumatic tooling of claim 1, wherein: the material ejection component comprises a placement table (120), the bottom end of the outer wall of the placement table (120) is fixed with the bottom end of the inner wall of the placement groove (110), the radiating fin body (200) is arranged at the top end of the outer wall of the placement table (120), and the center of the top end of the outer wall of the placement table (120) is provided with a mounting groove.

8. The bar fin CNC pneumatic tooling of claim 7, wherein: the inner wall bottom of mounting groove all is fixed with liftout gas pole (121), the outer wall top of liftout gas pole (121) is fixed with kicking block (122), kicking block (122) set up in the outer wall bottom below of fin body (200).