CN216577620U

CN216577620U - Pin pulling device

Info

Publication number: CN216577620U
Application number: CN202123414429.XU
Authority: CN
Inventors: 陈熹
Original assignee: Shenzhen Yayan Technology Co ltd
Current assignee: Shenzhen Yayan Technology Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-05-24
Anticipated expiration: 2031-12-30

Abstract

The utility model belongs to the technical field of circuit board production appurtenance technique and specifically relates to a pull out PIN ware, which comprises an outer shell, the inner wall integrated into one piece of shell is equipped with the baffle, and the upper and lower below of baffle is equipped with sealed lid and lower sealing cover respectively, insert the chuck with PIN nail and make PIN nail and press down manual scavenging valve again and can accomplish the clamp of PIN nail tightly and extract, it is convenient more quick to use, can effectively improve production efficiency, control to gas pocket A, gas pocket B, gas pocket C, gas pocket D gas injection can be controlled chuck piston and jacking piston simultaneously through manual scavenging valve control, thereby control jack-up and clamp-up, the structure is simplified more.

Description

Pin pulling device

Technical Field

The utility model relates to a circuit board production appurtenance technical field especially relates to a pull out PIN ware.

Background

In the production and processing process of the circuit board, the PIN needle needs to be installed on the circuit board for positioning and processing, and after the circuit board is processed, the PIN needle which plays a positioning role needs to be pulled out. The existing PIN nail pulling mode is that a PIN nail is manually clamped by a pair of locking pliers and pulled out from the upper surface of the bakelite plate by utilizing a lever principle, so that the PIN nail and the bakelite plate are damaged to a certain extent, the efficiency is low, and the service lives of the PIN nail and the bakelite plate are shortened. To this end, we propose a PIN extractor to solve the above problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that the efficiency exists slowly and reduces the life of PIN nail and bakelite plate among the prior art, and the PIN pulling device that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a PIN pulling device is designed and comprises a shell, a partition plate is integrally formed on the inner wall of the shell, an upper sealing cover and a lower sealing cover are respectively arranged above and below the partition plate, the outer walls of the upper sealing cover and the lower sealing cover are fixedly connected with the shell, the inner portion of the shell is divided into an upper air chamber and a lower air chamber by the upper sealing cover, the inner portions of the upper air chamber and the lower air chamber are respectively provided with a chuck piston and a jacking piston in a sliding mode, the bottoms of the chuck piston and the jacking piston are respectively provided with a clamping device and a jacking device, the outer wall of the shell is fixedly connected with a handle, the right end of the handle is provided with an air injection device, the upper end face of the shell is provided with a switching hole, a manual air exchange valve is fixedly arranged in the switching hole, the upper end of the manual air exchange valve penetrates through the handle and extends to the outer portion of the shell, the right end face of the shell is provided with an air inlet hole communicated with the switching hole and matched with an air inlet of the manual air exchange valve, the inner wall of the shell is provided with an air hole A, an air hole B, an air hole C and an air hole D which are communicated with the switching hole and matched with an air outlet of the manual scavenging valve, the left ends of the air hole C and the air hole A are respectively located at the top and the bottom of the upper air chamber, and the left ends of the air hole B and the air hole D are respectively located at the top and the bottom of the lower air chamber.

Preferably, the clamping device comprises a chuck, a chuck pressing column and a chuck connecting rod, the upper end and the lower end of the chuck connecting rod are respectively and fixedly connected with a chuck piston and the chuck, the outer wall of the chuck connecting rod is in sliding connection with the partition plate, the jacking piston and the chuck pressing column, the bottom of the chuck is conical, and the outer wall of the chuck is in sliding connection with the chuck pressing column.

Preferably, the jacking device comprises a jacking plug connecting rod and a jacking block, the bottom of the jacking piston is fixedly connected with the jacking plug connecting rod, the outer wall of the jacking plug connecting rod is connected with a lower sealing cover in a sliding manner, and the lower end of the lower sealing cover is fixedly connected with the jacking block.

Preferably, the gas injection device comprises a gas source connector, the left end face of the handle is provided with a connector hole in a penetrating manner, and the inner wall of the connector hole is fixedly connected with the gas source connector.

The utility model provides a pair of pull out PIN ware, beneficial effect lies in: insert the chuck with the PIN nail and make the PIN nail and press down manual scavenging valve again and can accomplish the clamp tightly and extract to the PIN nail, it is convenient more quick to use, can effectively improve production efficiency, and it is lower to utilize the pneumatic chuck to step up and extract the damage to PIN nail and bakelite board to drive the chuck to the PIN nail, effectively prolong the life of PIN nail and bakelite board, control to gas pocket A through manual scavenging valve, gas pocket B, gas pocket C, gas pocket D gas injection can be simultaneously controlled chuck piston and jacking piston, thereby control jack-up and clamp are tight, the structure is simplified more.

Drawings

Fig. 1 is a schematic view of a sectional structure of a PIN remover according to the present invention;

fig. 2 is the external structure schematic diagram of the PIN pulling device provided by the utility model.

In the figure: 1. a lower sealing cover; 2. a jacking plug connecting rod; 3. a jacking piston; 4. a chuck piston; 5. a collet link; 6. an upper sealing cover; 7. air holes C; 8. a housing; 9. air holes A; 10. a manual ventilation valve; 11. a handle; 12. a gas source connector; 13. an air intake; 14. air holes D; 15. air holes B; 16. jacking blocks; 17. a chuck; 18. the collet compresses the post.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a PIN pulling device comprises a housing 8, a partition is integrally formed on the inner wall of the housing 8, an upper sealing cover 6 and a lower sealing cover 1 are respectively arranged above and below the partition, the outer walls of the upper sealing cover 6 and the lower sealing cover 1 are fixedly connected with the housing 8, the inner part of the housing 8 is divided into an upper air chamber and a lower air chamber by the upper sealing cover 6, the lower sealing cover 1 and the partition, a chuck piston 4 and a jacking piston 3 are respectively arranged in the upper air chamber and the lower air chamber in a sliding manner, the bottoms of the chuck piston 4 and the jacking piston 3 are respectively provided with a clamping device and a jacking device, the outer wall of the housing 8 is fixedly connected with a handle 11, the right end of the handle 11 is provided with an air injection device, the upper end face of the housing 8 is provided with a switching hole, a manual scavenging valve 10 is fixedly arranged in the switching hole, the upper end of the manual scavenging valve 10 penetrates through the handle 11 and extends to the outer part of the housing 8, the right end face of the housing 8 is provided with an air inlet 13 communicated with the switching hole and matched with the air inlet of the manual scavenging valve 10, the inner wall of the shell 8 is provided with an air hole A9, an air hole B15, an air hole C7 and an air hole D14 which are communicated with the switching hole and matched with an air outlet of the manual scavenging valve 10, the left ends of the air hole C7 and the air hole A9 are respectively positioned at the top and the bottom of the upper air chamber, and the left ends of the air hole B15 and the air hole D14 are respectively positioned at the top and the bottom of the lower air chamber.

The clamping device comprises a chuck 17, a chuck pressing column 18 and a chuck connecting rod 5, the upper end and the lower end of the chuck connecting rod 5 are respectively and fixedly connected with a chuck piston 4 and the chuck 17, the outer wall of the chuck connecting rod 5 is in sliding connection with a partition plate, a jacking piston 3 and the chuck pressing column 18, the bottom of the chuck 17 is conical, and the outer wall of the chuck 17 is in sliding connection with the chuck pressing column 18.

The jacking device comprises a jacking plug connecting rod 2 and a jacking block 16, the bottom of the jacking piston 3 is fixedly connected with the jacking plug connecting rod 2, the outer wall of the jacking plug connecting rod 2 is connected with a lower sealing cover 1 in a sliding mode, and the lower end of the lower sealing cover 1 is fixedly connected with the jacking block 16.

The gas injection device comprises a gas source connector 12, a connector hole is formed in the left end face of the handle 11 in a penetrating mode, and the inner wall of the connector hole is fixedly connected with the gas source connector 12.

The working principle is as follows: when the air source connector 12 is connected with an air source and the manual air exchange valve 10 is not pressed, air entering from the air source connector 12 and the air inlet 13 respectively enters the upper air chamber and the lower air chamber through the air hole C7 and the air hole D14, so that the chuck piston 4 and the jacking piston 3 are respectively attached downwards and upwards; aligning the chuck 17 with the PIN nail and inserting the PIN nail into the chuck 17, manually pressing the manual scavenging valve 10, allowing air to enter the upper air chamber and the lower air chamber through the air hole A9 and the air hole B15, so that the chuck piston 4 and the jacking piston 3 respectively ascend and descend, and the chuck piston 4 ascends to drive the chuck 17 to ascend through the chuck connecting rod 5 and is extruded by the chuck pressing column 18, so that the conical bottom of the chuck 17 retracts inwards to clamp the PIN nail; the jacking piston 3 descends to drive the jacking block 16 to descend through the jacking plug connecting rod 2 and enable the whole PIN pulling device to ascend, and therefore the PIN nail is pulled up.

Insert the clamp of PIN nail and make PIN nail insert chuck 17 and press manual scavenging valve 10 again and can accomplish the clamp of PIN nail and extract, it is convenient more quick to use, can effectively improve production efficiency, and it is lower to utilize pneumatic drive chuck 17 to step up and extract the damage to PIN nail and bakelite board to utilize the PIN nail, effectively prolong the life of PIN nail and bakelite board, control to gas pocket A9 through manual scavenging valve 10, gas pocket B15, gas pocket C7, gas pocket D14 gas injection can be controlled chuck piston 4 and jacking piston 3 simultaneously, thereby control jack-up and clamp tightly, the structure is simplified more.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The PIN pulling device comprises a shell (8) and is characterized in that a partition plate is arranged on the inner wall of the shell (8) in an integrated forming mode, an upper sealing cover (6) and a lower sealing cover (1) are arranged above and below the partition plate respectively, the upper sealing cover (6) and the outer wall of the lower sealing cover (1) are fixedly connected with the shell (8), the upper sealing cover (6), the lower sealing cover (1) and the partition plate divide the interior of the shell (8) into an upper air chamber and a lower air chamber, a chuck piston (4) and a jacking piston (3) are arranged in the upper air chamber and the lower air chamber in a sliding mode respectively, a clamping device and a jacking device are arranged at the bottoms of the chuck piston (4) and the jacking piston (3) respectively, a handle (11) is fixedly connected to the outer wall of the shell (8), a gas injection device is arranged at the right end of the handle (11), and a switching hole is formed in the upper end face of the shell (8), and a manual scavenging valve (10) is fixedly arranged in the switching hole, the upper end of the manual scavenging valve (10) penetrates through the handle (11) and extends to the outside of the shell (8), the right end face of the shell (8) is provided with an air inlet hole (13) which is communicated with the switching hole and matched with an air inlet of the manual scavenging valve (10), the inner wall of the shell (8) is provided with an air hole A (9), an air hole B (15), an air hole C (7) and an air hole D (14) which are communicated with the switching hole and matched with an air outlet of the manual scavenging valve (10), the left ends of the air hole C (7) and the air hole A (9) are respectively positioned at the top and the bottom of the upper air chamber, and the left ends of the air hole B (15) and the air hole D (14) are respectively positioned at the top and the bottom of the lower air chamber.

2. The PIN puller according to claim 1, wherein the clamping device comprises a collet (17), a collet pressing column (18) and a collet connecting rod (5), the upper end and the lower end of the collet connecting rod (5) are fixedly connected with a collet piston (4) and the collet (17) respectively, the outer wall of the collet connecting rod (5) is in sliding connection with a partition plate, a jacking piston (3) and the collet pressing column (18), the bottom of the collet (17) is conical, and the outer wall of the collet (17) is in sliding connection with the collet pressing column (18).

3. The PIN pulling device according to claim 1, wherein the jacking device comprises a jacking plug connecting rod (2) and a jacking block (16), the bottom of the jacking piston (3) is fixedly connected with the jacking plug connecting rod (2), the outer wall of the jacking plug connecting rod (2) is slidably connected with the lower sealing cover (1), and the lower end of the lower sealing cover (1) is fixedly connected with the jacking block (16).

4. The PIN puller according to claim 1, wherein the gas injection device comprises a gas source connector (12), a connector hole is formed through the left end surface of the handle (11), and the inner wall of the connector hole is fixedly connected with the gas source connector (12).