CN219153154U

CN219153154U - Forming die of PCB board limit pad

Info

Publication number: CN219153154U
Application number: CN202122661013.1U
Authority: CN
Inventors: 刘丽; 梅浩; 朱庆; 曾鹏志
Original assignee: Changzhou Pc Specialties Co ltd
Current assignee: Changzhou Pc Specialties Co ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2023-06-09
Anticipated expiration: 2031-11-02

Abstract

The utility model discloses a forming die for a PCB edge bonding pad, which has the technical scheme that: the device comprises a bottom plate, wherein pushing grooves are respectively formed in the left side and the right side of the bottom plate, a die box is arranged on the top surface of the bottom plate, connecting grooves are respectively formed in the left side and the right side of the die box, a PCB (printed circuit board) is arranged in the die box, a deburring component is arranged in the pushing grooves and used for removing metal burrs in a bonding pad of the PCB, and an instrument block is arranged in the pushing grooves; when the PCB pad is used, the driving motor can be started to drive the polishing milling cutter to rotate, the polishing milling cutter is arranged inside the PCB pad, the effect of cleaning the raised copper burrs on the side edge of the PCB pad is achieved, the electric push rod is arranged, and the electric push rod can be started to drive the instrument block to move when the PCB pad is used, so that the effect of driving the polishing milling cutter to move inside the PCB pad is achieved, and the efficiency of cleaning the raised copper burrs is increased.

Description

Forming die of PCB board limit pad

Technical Field

The utility model relates to the field of forming dies, in particular to a forming die for a PCB edge bonding pad.

Background

For example, publication No.: CN212045098U, wherein a punching die for a PCB circuit board is provided, the die is a guiding structure for guiding the punching die, the cooperation of the guiding sliding block and the limiting sliding groove makes the punching upper die perform linear driving motion along the direction of the limiting sliding groove, which effectively prevents the situation of position deviation in the punching process of the punching die, improves the punching efficiency and quality of the PCB circuit board, and has the following publication number: CN207757756U, wherein a PCB board mould is provided, the mould is adjusted by the position of a positioning rod, and the positioning adjusting function can be realized in a certain range according to the size change of a stamping part blank, when punching, the PCB board is placed in the positioning groove formed by enclosing the positioner, and the equipment punches the PCB board.

However, the two PCB board modules described above still have some problems, such as: the PCB board can produce the perk copper burr along with the wearing and tearing of cutter on the copper foil, will have the short circuit risk when the equipment welding, in order to solve above-mentioned problem, we propose a forming die of PCB board limit pad.

Disclosure of Invention

The utility model aims to solve the problems in the background art and provides a forming die for a PCB edge bonding pad.

The technical aim of the utility model is realized by the following technical scheme:

a mold for forming a PCB edge pad, comprising: the bottom plate, the left and right sides of bottom plate have offered the push groove respectively, the top surface of bottom plate is provided with the mould box, the left and right sides of mould box has offered the spread groove respectively, the inside of mould box is provided with the PCB board; the deburring subassembly, the deburring subassembly sets up the inside of pushing away the groove is used for getting rid of metal burr in the PCB board pad, the deburring subassembly includes: instrument piece, instrument piece sets up the inside in promotion groove, motor groove has been seted up to the top surface in instrument piece, motor groove's inside fixed sleeve has connected driving motor, the top fixedly connected with milling cutter of driving motor's axis of rotation.

Through adopting above-mentioned technical scheme, through setting up driving motor, accessible opens driving motor and drives milling cutter and rotate when using, sets up the inside at the PCB board pad through milling cutter, realizes the effect of cleaing away the perk copper burr of PCB board pad side.

Preferably, the deburring assembly further comprises: the mounting groove is formed in one side of the pushing groove, an electric push rod is fixedly sleeved in the mounting groove, and one end of the electric push rod telescopic shaft is fixedly connected with the instrument block.

Through adopting above-mentioned technical scheme, through setting up electric putter, accessible opens electric putter and drives the instrument piece and remove when using to reach the effect that drives milling cutter and remove in the inside of PCB board pad, increase the efficiency that the perk copper burr was clear away.

Preferably, the top surface of the mould box is fixedly provided with four threaded columns, and the outer circular wall surface of each threaded column is movably sleeved with a spring; the backup pad, the backup pad sets up the top surface of screw thread post, the connecting hole has been seted up to the top surface of backup pad, the connecting hole with screw thread post activity cup joints together.

Through adopting above-mentioned technical scheme, through setting up the backup pad, the accessible is aimed at the milling cutter that polishes the inside of PCB board pad when using, and the PCB board is placed to four backup pads of rethread setting.

Preferably, the top surface of screw thread post is provided with the rubber stopper, the inside fixed nut that has cup jointed of rubber stopper, the nut with screw thread post threaded connection is in the same place.

Through adopting above-mentioned technical scheme, through setting up the rubber stopper, place behind the top surface of four backup pads when the PCB board, the accessible rotates the rubber stopper this moment, makes nut and screw thread post threaded connection be in the same place, realizes the effect of fixed PCB board, avoids taking place the displacement when getting rid of the copper burr of perk to PCB board pad side, leads to the PCB board to damage.

Preferably, positioning grooves are formed in four corners of the top surface of the bottom plate, four positioning columns are fixedly arranged in four corners of the bottom surface of the die box, and the positioning columns are movably sleeved in the positioning grooves.

Through adopting above-mentioned technical scheme, through setting up the reference column, can effectually avoid the position of mould box and bottom plate installation not corresponding, influence the milling cutter of polishing and get rid of the work of perk copper burr to PCB board pad side.

Preferably, a PLC controller is embedded in one side of the bottom plate, and the PLC controller is electrically connected with the driving motor and the electric push rod.

Through adopting above-mentioned technical scheme, through setting up the PLC controller, the staff of being convenient for controls driving motor and electric putter, increases the practicality.

Preferably, a dust collection hole is formed in one side of the connecting groove, a negative pressure pump is fixedly mounted on one side of the bottom plate, a three-way pipe is fixedly sleeved on a connecting port of the negative pressure pump, and two branch pipes of the three-way pipe are movably sleeved in the dust collection hole.

Through adopting above-mentioned technical scheme, through setting up the negative pressure pump, after removing the pad side to the PCB board and warp copper burr, some dust can scatter around the device, and staff's accessible opens the negative pressure pump this moment, and the swing three-way pipe is retrieved scattered dust, avoids the dust to influence device work.

In summary, the utility model has the following advantages:

through setting up driving motor, the accessible is opened driving motor and is driven milling cutter and rotate when using, the milling cutter that polishes sets up the inside at the PCB board pad, realize carrying out the effect of cleaing away to the perk copper burr of PCB board pad side, through setting up electric putter, the accessible is opened electric putter and is driven the instrument piece and remove when using, thereby reach the effect that drives milling cutter and remove in the inside of PCB board pad, increase the efficiency that perk copper burr was clear away, through setting up the backup pad, the accessible is aimed at milling cutter with the inside of PCB board pad when using, the PCB board is placed to four backup pads of rethread, through setting up the rubber stopper, place after the top surface of four backup pads when the PCB board, the accessible rotates the rubber stopper this moment, make nut and screw thread post threaded connection be in the same place, realize fixed PCB board's effect, avoid removing perk copper burr to the PCB board side, the displacement takes place, lead to the PCB board to damage.

Through setting up the reference column, can effectually avoid the mould box not correspond with the position of bottom plate installation, influence the milling cutter and get rid of the work of perk copper burr to PCB board pad side, through setting up the PLC controller, be convenient for staff control driving motor and electric putter, increase the practicality, through setting up the negative pressure pump, after getting rid of perk copper burr to the pad side of PCB board, some dust can scatter around the device, staff's accessible opens the negative pressure pump this moment, the dust that swings the three-way pipe and retrieve that falls, avoid the dust to influence device work.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the structure of the mounting groove of the present utility model;

fig. 3 is a schematic view of the structure of the support plate of the present utility model.

Reference numerals: 1. a bottom plate; 2. a pushing groove; 3. a mold box; 4. a connecting groove; 5. a PCB board; 6. an instrument block; 7. a motor slot; 8. a driving motor; 9. polishing the milling cutter; 10. a mounting groove; 11. an electric push rod; 12. a threaded column; 13. a spring; 14. a support plate; 15. a connection hole; 16. a rubber limiting block; 17. a nut; 18. a positioning groove; 19. positioning columns; 20. a PLC controller; 21. dust collection holes; 22. a negative pressure pump; 23. a three-way pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 and 2, a molding die for a PCB edge pad includes: the bottom plate 1, push away groove 2 has been seted up respectively to the left and right sides of bottom plate 1, and the top surface of bottom plate 1 is provided with mould box 3, and spread groove 4 has been seted up respectively to the left and right sides of mould box 3, and the inside of mould box 3 is provided with PCB board 5, and push away the inside of groove 2 and be provided with the deburring subassembly and be used for getting rid of the metal burr in the 5 bonding pads of PCB board, and the deburring subassembly includes: instrument piece 6, instrument piece 6 sets up the inside at promoting groove 2, motor groove 7 has been seted up to the top surface of instrument piece 6, motor groove 7's inside fixed sleeve has been connected with driving motor 8, driving motor 8's the top fixedly connected with milling cutter 9 of axis of rotation, through setting up driving motor 8, accessible opens driving motor 8 and drives milling cutter 9 and rotate when using, through milling cutter 9 setting up the inside at PCB board 5 pad, realize the effect of cleaing away the perk copper burr on PCB board 5 pad side, the deburring subassembly still includes: the mounting groove 10, the mounting groove 10 is offered in one side of promote the groove 2, and the inside of mounting groove 10 is fixed to be cup jointed electric putter 11, and electric putter 11 telescopic shaft's one end is in the same place with instrument piece 6 fixed connection, through setting up electric putter 11, accessible opens electric putter 11 and drives instrument piece 6 and remove when the use to reach the effect that the inside that drives milling cutter 9 at PCB board 5 pad was removed, increase the efficiency that the burr was cleared away to the perk copper.

Referring to fig. 1, fig. 2 and fig. 3, four screw columns 12 are fixedly installed on the top surface of the mold box 3, springs 13 are movably sleeved on the outer circumferential wall surfaces of the screw columns 12, supporting plates 14 are arranged on the top surfaces of the screw columns 12, connecting holes 15 are formed in the top surfaces of the supporting plates 14, the connecting holes 15 are movably sleeved with the screw columns 12, through the arrangement of the supporting plates 14, the inside of a bonding pad of the PCB 5 is aligned with a polishing milling cutter 9, the PCB 5 is placed through the arrangement of the four supporting plates 14, rubber limiting blocks 16 are arranged on the top surfaces of the screw columns 12, nuts 17 are fixedly sleeved in the rubber limiting blocks 16, the nuts 17 are connected with the screw columns 12 in a threaded mode, and the rubber limiting blocks 16 are arranged.

Referring to fig. 1 and 2, the constant head tank 18 has been seted up to the top surface four corners position of bottom surface of bottom plate 1, four reference columns 19 have been seted up to the bottom surface four corners position fixed mounting of mould box 3, the inside at constant head tank 18 is cup jointed in the activity of reference column 19, through setting up reference column 19, can effectually avoid mould box 3 and bottom plate 1 mounted position not corresponding, influence mill 9 and get rid of the work of perk copper burr to the pad side of PCB board 5, one side of bottom plate 1 is embedded to have PLC 20, PLC 20 and driving motor 8 and electric putter 11 electric connection together, through setting up PLC 20, be convenient for staff control driving motor 8 and electric putter 11, increase the practicality, dust absorption hole 21 has been seted up to one side of spread groove 4, one side fixed mounting of bottom plate 1 has negative pressure pump 22, the three-way pipe 23 has been cup jointed in the connector of negative pressure pump 22 is fixed, two activity cup joints in the inside of dust absorption hole 21, through setting up negative pressure pump 22, after getting rid of perk copper burr to the pad side of PCB board 5, some can scatter around the device, staff can open negative pressure pump 22, dust can open the dust collector through swing dust, dust collector is avoided the dust to the dust collector to the work of three-way 23.

Working principle: referring to fig. 1, fig. 2 and fig. 3, the effect of fixing the PCB 5 is achieved by placing the PCB 5 on the top surfaces of the four support plates 14 during use, rotating the rubber limiting block 16 to connect the nuts 17 with the screw posts 12 in a threaded manner, driving the grinding milling cutter 9 to rotate by starting the driving motor 8, setting the grinding milling cutter 9 in the pad of the PCB 5, achieving the effect of cleaning the copper burrs on the side of the pad of the PCB 5, and by setting the electric push rod 11, driving the instrument block 6 to move by starting the electric push rod 11 during use, thereby achieving the effect of driving the grinding milling cutter 9 to move in the pad of the PCB 5, increasing the efficiency of cleaning the copper burrs, and after removing the copper burrs on the side of the pad of the PCB 5, scattering some dust around the device, and at this time, enabling the negative pressure pump 22 to swing the three-way pipe 23 to recover the scattered dust, thereby avoiding the dust from affecting the device.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a forming die of PCB board limit pad which characterized in that includes:

the novel plastic injection molding machine comprises a bottom plate (1), wherein pushing grooves (2) are respectively formed in the left side and the right side of the bottom plate (1), a die box (3) is arranged on the top surface of the bottom plate (1), connecting grooves (4) are respectively formed in the left side and the right side of the die box (3), and a PCB (printed circuit board) 5 is arranged in the die box (3);

the deburring subassembly, the deburring subassembly sets up the inside of promote groove (2), be used for getting rid of metal burr in PCB board (5) pad, the deburring subassembly includes: instrument piece (6), instrument piece (6) set up the inside of promoting groove (2), motor groove (7) have been seted up to the top surface of instrument piece (6), the inside fixed driving motor (8) that has cup jointed in motor groove (7), the top fixedly connected with milling cutter (9) of the axis of rotation of driving motor (8).

2. The mold of claim 1, wherein the deburring assembly further comprises:

the device comprises a mounting groove (10), wherein the mounting groove (10) is formed in one side of the pushing groove (2), an electric push rod (11) is fixedly sleeved in the mounting groove (10), and one end of a telescopic shaft of the electric push rod (11) is fixedly connected with the instrument block (6).

3. The forming die for the PCB edge bonding pad according to claim 1, wherein four threaded columns (12) are fixedly arranged on the top surface of the die box (3), and springs (13) are movably sleeved on the outer circular wall surfaces of the threaded columns (12);

the support plate (14), the support plate (14) sets up the top surface of screw thread post (12), connecting hole (15) have been seted up to the top surface of support plate (14), connecting hole (15) with screw thread post (12) activity cup joints together.

4. A forming die for a PCB edge bonding pad according to claim 3, wherein a rubber stopper (16) is arranged on the top surface of the threaded column (12), a nut (17) is fixedly sleeved in the rubber stopper (16), and the nut (17) is in threaded connection with the threaded column (12).

5. The forming die of the PCB edge bonding pad according to claim 1, wherein positioning grooves (18) are formed in four corners of the top surface of the bottom plate (1), four positioning columns (19) are fixedly arranged in four corners of the bottom surface of the die box (3), and the positioning columns (19) are movably sleeved in the positioning grooves (18).

6. The forming die of the PCB edge bonding pad according to claim 2, wherein a PLC (programmable logic controller) 20 is embedded in one side of the bottom plate 1, and the PLC 20 is electrically connected with the driving motor 8 and the electric push rod 11.

7. The forming die of the PCB edge bonding pad according to claim 1, wherein a dust collection hole (21) is formed in one side of the connecting groove (4), a negative pressure pump (22) is fixedly arranged on one side of the bottom plate (1), a three-way pipe (23) is fixedly sleeved on a connecting port of the negative pressure pump (22), and two branch pipes of the three-way pipe (23) are movably sleeved in the dust collection hole (21).