CN215881887U

CN215881887U - Perforating device is used in processing of PCB circuit board

Info

Publication number: CN215881887U
Application number: CN202122195425.0U
Authority: CN
Inventors: 陈爱民
Original assignee: Wuxi Chipuda Technology Co ltd
Current assignee: Wuxi Chipuda Technology Co ltd
Priority date: 2021-09-11
Filing date: 2021-09-11
Publication date: 2022-02-22
Anticipated expiration: 2031-09-11

Abstract

The utility model discloses a punching device for processing a PCB (printed circuit board), which relates to the technical field of punching devices and aims at solving the problems that in the punching operation of the PCB, a drill bit rotating at a high speed generates heat by friction with the PCB, the heat accumulation can not only cause overheating damage to the PCB, but also influence the service life of the drill bit. The PCB heat dissipation device is novel in structure, achieves effective heat dissipation of the drill bit and the PCB when the PCB is punched, and is suitable for popularization.

Description

Perforating device is used in processing of PCB circuit board

Technical Field

The utility model relates to the technical field of punching devices, in particular to a punching device for processing a PCB.

Background

The PCB is a printed circuit board, also called a printed circuit board, and is an important electronic component, a support for electronic components, and a carrier for electrical interconnection of electronic components.

In the operation of punching of PCB circuit board, the contact of high-speed rotatory drill bit and circuit board, because of the heat production of friction, the heat accumulation not only can cause overheated damage to the circuit board, and can exert an influence to the life of drill bit. Therefore, in order to solve such problems, we propose a punching device for PCB processing.

SUMMERY OF THE UTILITY MODEL

The punching device for processing the PCB solves the problems that in the punching operation of the PCB, a drill bit rotating at a high speed and the PCB generate heat through friction, heat accumulation can not only cause overheating damage to the PCB, but also influence the service life of the drill bit.

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

a punching device for processing a PCB comprises a punching table, a supporting frame is fixedly arranged at the top of the punching table, the support frame is arranged in an inverted U shape, a hydraulic cylinder is fixedly arranged on the inner wall of the top of the support frame, the hydraulic cylinder extends vertically and downwards, a cross beam is fixedly arranged at the bottom end of the hydraulic cylinder, two limiting columns which are symmetrically distributed are fixedly arranged at the top of the cross beam, the top ends of the two limiting columns penetrate through the top of the supporting frame in a sliding manner, a motor is arranged at the bottom of the cross beam, the output shaft of the motor is vertically arranged downwards, the end part of the output shaft of the motor is fixedly sleeved with a chuck, a drill bit is fixedly arranged at one end, far away from the motor, of the chuck, a cooling and dedusting assembly is arranged on the cross beam, and plate body positioning assemblies are arranged at positions, close to four corners, of the top of the punching table;

the cooling and dust removing assembly comprises a dust collector, an inflator pump, positioning gaskets, connecting pipes, compression springs, connecting blocks, a dust collecting hopper and an air blowing hopper, wherein the dust collector and the inflator pump are fixedly arranged at the top of the crossbeam, the two positioning gaskets which are symmetrically distributed are fixedly arranged at the bottom of the crossbeam, the connecting pipes are arranged at the bottoms of the positioning gaskets in a penetrating mode and are communicated with the input end of the dust collector and the output end of the inflator pump respectively, the two connecting pipes are provided with the compression springs and the compression springs respectively, the two connecting pipes are sleeved on a middle section pipe body of the connecting pipes in a sliding mode, the connecting blocks are sleeved on a lower section pipe body of the connecting pipes in a sliding mode, the connecting blocks are two, the bottoms of the connecting blocks are fixedly connected with the dust collecting hopper and the air blowing hopper respectively, the dust collecting hopper corresponds to the input end of the dust collector, and the air blowing hopper corresponds to the output end of the inflator pump.

Preferably, two the connecting pipe all runs through the connecting block setting, and two the bottom of connecting pipe extends to the inside of dust absorption fill, blowing fill respectively.

Preferably, two ends of the compression spring are fixedly connected with the positioning gasket and the connecting block respectively.

Preferably, the dust suction hopper and the blowing hopper are respectively positioned at two sides of the drill bit, and the openings of the dust suction hopper and the blowing hopper are both arranged towards the drill bit.

Preferably, the bottom ends of the dust suction hopper and the air blowing hopper are flush with the end part of the drill bit, and rubber gaskets are fixedly arranged at the bottom parts of the dust suction hopper and the air blowing hopper.

Preferably, the plate body locating component comprises a pad disc, a cylinder, a locating rod and a locating block, the position, close to four corners, of the top of the punching table is provided with the pad disc in a rotating mode through a damping shaft, the cylinder is fixedly arranged at the top of the pad disc, the locating rod is fixedly arranged at the end portion of a telescopic rod of the cylinder and is arranged in an L-shaped mode, the horizontal section of the locating rod is perpendicular to the cylinder, the locating block is fixedly arranged at the bottom end of the vertical section of the locating rod, and a rubber pressing sheet is fixedly arranged at the bottom of the locating block.

The utility model has the beneficial effects that:

1. through the setting of cooling dust removal subassembly, when the drill bit punches, start dust catcher and pump simultaneously, the pump through the connecting pipe, blow the fill and carry out the forced air cooling to the drill bit, play the guard action to the circuit board, be favorable to improving the life of drill bit, blow simultaneously and fight the shred that will drill and blow to the dust absorption fill, the dust catcher is fought through the dust absorption, the connecting pipe will drill the shred and absorb, the centralized processing of being convenient for.

2. Through the setting of plate body locating component, the carousel through the damping axle setting can be so that the locating lever rotation action angle, has improved the practicality.

In conclusion, the drill bit and the PCB body are effectively radiated when the PCB is punched, the PCB punching machine is not only beneficial to protecting the PCB body, but also beneficial to prolonging the service life of the drill bit, and the problems that the drill bit rotating at a high speed and the PCB generate heat through friction in the punching operation of the PCB, the heat accumulation can not only cause overheating damage to the PCB, but also influence the service life of the drill bit are solved, and the drill bit punching machine is suitable for popularization.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a mounting structure view of the cooling and dust removing assembly of the present invention;

fig. 3 is an installation structure view of the plate positioning assembly of the present invention.

Reference numbers in the figures: 1. a punching table; 2. a support frame; 3. a hydraulic cylinder; 4. a cross beam; 5. a limiting column; 6. a motor; 7. a chuck; 8. a drill bit; 9. a vacuum cleaner; 10. an inflator pump; 11. positioning the gasket; 12. a connecting pipe; 13. a compression spring; 14. connecting blocks; 15. a dust suction hopper; 16. a blowing hopper; 17. a pad disc; 18. a cylinder; 19. positioning a rod; 20. and (5) positioning the blocks.

Detailed Description

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

Referring to fig. 1, a punching device for processing a PCB comprises a punching table 1, a supporting frame 2 is fixedly arranged at the top of the punching table 1, the supporting frame 2 is arranged in an inverted U shape, a hydraulic cylinder 3 is fixedly arranged on the inner wall of the top of the supporting frame 2, the hydraulic cylinder 3 extends vertically and downwardly, a cross beam 4 is fixedly arranged at the bottom end of the hydraulic cylinder 3, two limiting posts 5 are fixedly arranged at the top of the cross beam 4, the two limiting posts 5 are symmetrically distributed, the top ends of the two limiting posts 5 penetrate through the top of the supporting frame 2 in a sliding manner, a motor 6 is arranged at the bottom of the cross beam 4, an output shaft of the motor 6 is arranged vertically and downwardly, a chuck 7 is fixedly sleeved at the end part of the output shaft of the motor 6, a drill bit 8 is fixedly arranged at one end of the chuck 7, which is far away from the motor 6, the cross beam 4 and the lower part of the cross beam are driven to integrally lift by the hydraulic cylinder 3, the drill bit 8 is pushed to a board body to be punched, the chuck 7 is driven by the motor 6, i.e. the drill bit 8 is driven to complete the drilling.

Referring to fig. 1 and 2, a cross beam 4 is provided with a cooling and dust removing assembly, the cooling and dust removing assembly includes a dust collector 9, an inflator pump 10, positioning pads 11, connecting pipes 12, compression springs 13, a connecting block 14, a dust collecting hopper 15 and a blowing hopper 16, the top of the cross beam 4 is fixedly provided with the dust collector 9 and the inflator pump 10, the bottom of the cross beam 4 is fixedly provided with two positioning pads 11 which are symmetrically distributed, the bottoms of the two positioning pads 11 are provided with the connecting pipes 12 in a penetrating manner, the two connecting pipes 12 are respectively communicated with the input end of the dust collector 9 and the output end of the inflator pump 10, the middle pipe bodies of the two connecting pipes 12 are respectively sleeved with the compression springs 13 in a sliding manner, the two ends of the compression springs 13 are respectively fixedly connected with the positioning pads 11 and the connecting block 14, the lower pipe bodies of the two connecting pipes 12 are respectively sleeved with the connecting block 14 in a sliding manner, and the bottoms of the two connecting blocks 14 are respectively fixedly connected with the dust collecting hopper 15, Blow fill 16, two connecting pipes 12 all through connection piece 14 settings, and the bottom of two connecting pipes 12 extends to dust absorption fill 15 respectively, blow the inside of fighting 16, dust absorption fill 15, blow the both sides that fighting 16 is located drill bit 8 respectively, and dust absorption fill 15, blow the opening of fighting 16 and all set up towards drill bit 8, dust absorption fill 15, blow the bottom of fighting 16 all flushes with the tip of drill bit 8, and dust absorption fill 15, the bottom of blowing fighting 16 all fixes and is provided with the rubber gasket. When 8 are close to the PCB plate body at the drill bit, the dust absorption fight 15 with blow the rubber gasket of fighting 16 bottoms earlier with the plate body contact, and the adaptability through compression spring 13 compresses, connecting block 14's adaptability slides, make the rubber gasket press the PCB plate body admittedly and do not harm the plate body, when motor 6 starts, start dust catcher 9 and pump 10 simultaneously, pump 10 passes through connecting pipe 12, blow fight 16 and carry out the forced air cooling to drill bit 8, and blow the shred of drilling to dust absorption fight 15, dust catcher 9 is through dust absorption fill 15, connecting pipe 12 absorbs the drilling shred, the centralized processing of being convenient for.

Referring to fig. 1 and 3, the position that the top of platform 1 of punching is close to the four corners all is provided with plate body locating component, plate body locating component includes saucer 17, cylinder 18, locating lever 19 and locating piece 20, the position that the top of platform 1 of punching is close to the four corners all rotates through the damping axle and is provided with saucer 17, and saucer 17's fixed cylinder 18 that is provided with in top, cylinder 18's telescopic link end fixing is provided with locating lever 19, and locating lever 19 is the setting of L type, the horizontal segment of locating lever 19 is mutually perpendicular with cylinder 18 and sets up, and the bottom mounting of the vertical section of locating lever 19 is provided with locating piece 20, the fixed rubber preforming that is provided with in bottom of locating piece 20. The PCB plate body that the shrinkage through cylinder 18 drove locating lever 14 to treat to punch is pressed admittedly, and the locating piece 20 can be avoided to the rubber plate body to cause the damage to the plate body, and carousel 17 through the damping axle setting can be so that 19 rotation action angles of locating lever, has improved the practicality.

The working principle is as follows: when the PCB punching machine is used, firstly, the positioning rod 14 is driven to press and fix a PCB to be punched through contraction of the air cylinder 18, and the rubber plate can prevent the positioning block 20 from damaging the PCB; then, the hydraulic cylinder 3 drives the cross beam 4 and the lower part of the cross beam to integrally lift, the drill bit 8 is pushed to a plate body to be punched, and the motor 6 drives the chuck 7, namely the drill bit 8 is driven to punch; when 8 are close to the PCB plate body at the drill bit, the dust absorption fight 15 with blow the rubber gasket of fighting 16 bottoms earlier with the plate body contact, and the adaptability through compression spring 13 compresses, connecting block 14's adaptability slides, make the rubber gasket press the PCB plate body admittedly and do not harm the plate body, when motor 6 starts, start dust catcher 9 and pump 10 simultaneously, pump 10 passes through connecting pipe 12, blow fight 16 and carry out the forced air cooling to drill bit 8, and blow the shred of drilling to dust absorption fight 15, dust catcher 9 is through dust absorption fill 15, connecting pipe 12 absorbs the drilling shred, the centralized processing of being convenient for.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The punching device for processing the PCB comprises a punching table (1) and is characterized in that a support frame (2) is fixedly arranged at the top of the punching table (1), the support frame (2) is arranged in an inverted U shape, a hydraulic cylinder (3) is fixedly arranged on the inner wall of the top of the support frame (2), the hydraulic cylinder (3) vertically extends downwards, a cross beam (4) is fixedly arranged at the bottom of the hydraulic cylinder (3), two limiting columns (5) which are symmetrically distributed are fixedly arranged at the top of the cross beam (4), the top ends of the two limiting columns (5) all slide to penetrate through the top of the support frame (2), a motor (6) is arranged at the bottom of the cross beam (4), an output shaft of the motor (6) is vertically arranged downwards, and a chuck (7) is fixedly sleeved at the end part of the output shaft of the motor (6), a drill bit (8) is fixedly arranged at one end, far away from the motor (6), of the chuck (7), a cooling and dedusting assembly is arranged on the cross beam (4), and plate body positioning assemblies are arranged at positions, close to four corners, of the top of the punching table (1);

the cooling and dust removing assembly comprises a dust collector (9), an inflator pump (10), a positioning gasket (11), a connecting pipe (12), a compression spring (13), a connecting block (14), a dust collecting hopper (15) and a blowing hopper (16), wherein the dust collector (9) and the inflator pump (10) are fixedly arranged at the top of the beam (4), two positioning gaskets (11) which are symmetrically distributed are fixedly arranged at the bottom of the beam (4) and two connecting pipes (12) are arranged at the bottom of the positioning gasket (11) in a penetrating manner and are communicated with the input end of the dust collector (9) and the output end of the inflator pump (10) respectively, and two compression springs (13) are arranged on a middle section pipe body of the connecting pipe (12) in a sliding manner and are sleeved with the connecting block (14) and two connecting pipes (12) are arranged on a lower section pipe body of the connecting pipe (12) in a sliding manner and are fixedly connected with the dust collecting hopper (15) and the bottom of the connecting block (14) respectively, The dust collector comprises an air blowing hopper (16), wherein the dust suction hopper (15) is arranged corresponding to the input end of the dust collector (9), and the air blowing hopper (16) is arranged corresponding to the output end of the inflator pump (10).

2. The perforating device for processing the PCB as recited in claim 1, wherein both of the connecting pipes (12) are disposed through the connecting block (14), and bottom ends of both of the connecting pipes (12) extend to the insides of the dust suction hopper (15) and the air blowing hopper (16), respectively.

3. The perforating device for processing the PCB as recited in claim 1, wherein both ends of the compression spring (13) are respectively fixedly connected with the positioning gasket (11) and the connecting block (14).

4. The perforating device for processing the PCB as recited in claim 1, wherein the dust suction hopper (15) and the air blowing hopper (16) are respectively located at two sides of the drill bit (8), and openings of the dust suction hopper (15) and the air blowing hopper (16) are both arranged towards the drill bit (8).

5. The perforating device for processing the PCB as recited in claim 4, wherein the bottom ends of the dust suction hopper (15) and the blowing hopper (16) are flush with the end of the drill bit (8), and rubber gaskets are fixedly arranged at the bottom of the dust suction hopper (15) and the bottom of the blowing hopper (16).

6. The perforating device for processing the PCB as recited in claim 1, wherein the plate positioning assembly comprises a pad (17), a cylinder (18), a positioning rod (19) and a positioning block (20), the pad (17) is rotatably disposed at a position, close to four corners, of the top of the perforating table (1) through a damping shaft, the cylinder (18) is fixedly disposed at the top of the pad (17), the positioning rod (19) is fixedly disposed at an end of an expansion link of the cylinder (18), the positioning rod (19) is arranged in an L shape, a horizontal section of the positioning rod (19) and the cylinder (18) are arranged in a mutually perpendicular manner, the positioning block (20) is fixedly disposed at a bottom end of a vertical section of the positioning rod (19), and a rubber pressing sheet is fixedly disposed at a bottom of the positioning block (20).