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CN-115767920-B - Drilling equipment and drilling system for printed circuit board

CN115767920BCN 115767920 BCN115767920 BCN 115767920BCN-115767920-B

Abstract

The invention discloses drilling equipment and a drilling system for a printed circuit board, which relate to the technical field of circuit board processing and solve the problem that the existing circuit board is easy to deform when being buckled, and comprise a drilling machine and a movable seat, wherein one side of the movable seat is provided with a synchronous telescopic piece, one movable end of the synchronous telescopic piece is fixed with the outer wall of the drilling machine, the other movable end is fixed with a supporting frame, a butt joint frame fixed with the supporting frame is fixed with the inner side of the butt joint frame, a supporting tube for propping against the bottom of the printed circuit board is fixed with the inner side of the butt joint frame, the bottom of the support frame is provided with the drilling and brushing mechanism, and the top of the drilling and brushing mechanism is positioned in the support tube, so that the bottom of the punching position of the circuit board can be supported in a targeted manner when the circuit board is subjected to drilling operation through the mutual matching of the designed synchronous telescopic piece and the support tube, the high-efficiency stable support when the circuit board is subjected to multi-hole drilling is met, and extrusion deformation caused by punching can be avoided when the circuit board is produced.

Inventors

  • LAI WENJIN
  • Lai Zhuangwei

Assignees

  • 江西百顺电路科技有限公司

Dates

Publication Date
20260512
Application Date
20221222

Claims (7)

  1. 1. A drilling apparatus for printed circuit boards, comprising: A drilling machine (1); Characterized by further comprising: A synchronous telescopic piece (3) is arranged on one side of the movable seat (2), one movable end of the synchronous telescopic piece (3) is fixed with the outer wall of the drilling machine (1), and the other movable end is fixed with a supporting frame (4); The butt joint frame (5) is fixed with the support frame (4), a support tube (6) used for propping against the bottom of the printed circuit board is fixed on the inner side of the butt joint frame (5), a drilling and brushing mechanism (7) is installed at the bottom of the support frame (4), the top of the drilling and brushing mechanism (7) is positioned in the engagement of the support tube (6), the drilling and brushing mechanism (7) comprises a rotating motor (8), a rotating rod (9) is fixed at the output end of the rotating motor (8) through a coupler, the rotating rod (9) stretches into the support tube (6), a cleaning brush (10) is fixed at the top of the rotating rod (9) positioned in the support tube (6), a lifting piece (11) is fixed on the butt joint frame (5), the lifting piece (11) is fixed with the outer wall of the rotating motor (8), an adjusting wheel (21) is rotatably installed on the inner side of the butt joint frame (5) through a bearing seat, a limiting groove (22) is formed in the outer side of the rotating rod (9), the adjusting wheel (21) is sleeved on the outer side of the rotating rod (9) in a sliding mode, the outer side of the rotating rod (9) is fixedly provided with the cleaning brush (10) and is used for removing the residual debris (23) on the two sides of the cleaning brush assembly (23), the cleaning assembly (23) comprises a frame plate (24) fixed on the outer side of the supporting tube (6), a moving groove (25) is formed in the inner side of the frame plate (24), a moving table (26) is inserted in the moving groove (24), a moving block (27) which is inserted in a sliding mode in the moving groove (25) is fixed on the outer side of the moving table (26), a plurality of cleaning strips (28) are fixed on the outer side of the moving table (26), an opening for the cleaning strips (28) to penetrate is formed in the side wall of the supporting tube (6), a chip removing tube is fixedly communicated with the bottom of the supporting tube (6), a support is fixed on the outer wall of the supporting tube (6), an adjusting plate (29) is installed through rotation of the support, an adjusting opening (30) is formed in one end of the adjusting plate (29), a rotating shaft which is connected with the outer side of the moving table (26) in a sliding mode, a butt joint ball (31) which is attached to the outer wall of the adjusting wheel (21) is fixed on the other end of the moving table (30), and a pushing piece (32) is installed on the outer side of the adjusting plate (29).
  2. 2. The drilling equipment for the printed circuit board according to claim 1, wherein the lifting piece (11) comprises a lifting plate (12) fixed with the outer side of the rotating motor (8), a moving opening (13) is formed in the bottom of the butt joint frame (5), the lifting plate (12) is slidably inserted into the moving opening (13), a screw rod (14) is rotatably installed in the butt joint frame (5), threads of the screw rod (14) penetrate through the lifting plate (12), a lifting motor (15) is fixed on the butt joint frame (5), and the output end of the lifting motor (15) is fixed with the top of the screw rod (14) through a coupler.
  3. 3. The drilling equipment for the printed circuit board according to claim 1, wherein the synchronous telescopic piece (3) comprises two threaded rods (16) which are in rotary butt joint with the movable seat (2), the outer sides of the two threaded rods (16) are respectively sleeved with a threaded column (17) in a threaded manner, one threaded column (17) is fixed with the outer wall of the drilling machine (1), the other threaded column (17) is fixed with the supporting frame (4), telescopic rods (18) fixedly spliced with the movable seat (2) are respectively fixed on the outer wall of the drilling machine (1) and the outer side of the supporting frame (4), synchronous gears (19) are respectively fixed on the outer sides of the two threaded rods (16), toothed belts are respectively sleeved on the outer sides of the two synchronous gears (19), a synchronous motor (20) is fixed on the outer side of the movable seat (2) through a motor frame, and the output end of the synchronous motor (20) is fixed with one threaded rod (16) through a coupler.
  4. 4. The drilling equipment for the printed circuit board according to claim 1, wherein the pushing piece (32) comprises an arc-shaped rod (33) fixed on the outer wall of the supporting tube (6), the arc-shaped rod (33) penetrates through the adjusting plate (29) in a sliding mode, a limiting ball is fixed at the outer end of the arc-shaped rod, and an arc-shaped spring (34) used for pushing the upper end of the adjusting plate (29) to rotate outwards is sleeved on the outer side of the arc-shaped rod (33).
  5. 5. The drilling equipment for the printed circuit board according to claim 1, wherein a sleeve (35) is rotatably inserted into the bottom of the supporting tube (6) through a bearing, the sleeve (35) is slidably sleeved on the outer side of the rotating rod (9), a ratchet wheel (36) slidably sleeved with the rotating rod (9) is fixed to the bottom of the sleeve (35), a conical cap (37) is fixed to the top of the sleeve, rotating pieces (38) rotatably adjusted by the ratchet wheel (36) are fixed to two sides of the supporting tube (6), and a chip removing plate (43) attached to the inner wall of the supporting tube (6) is fixed to the outer side of the sleeve (35).
  6. 6. The drilling equipment for the printed circuit board according to claim 5, wherein the rotating piece (38) comprises a fixed frame fixed with the outer wall of the supporting tube (6) and a plug rod (39) penetrating through the fixed frame in a sliding mode, one end of the plug rod (39) is fixed with a pushing plate (40) propped against the outer wall of the ratchet wheel (36), the other end of the plug rod is fixed with a U-shaped plate (41) buckled with the adjusting plate (29), and pushing springs (42) propped against the U-shaped plate (41) and the fixed frame are sleeved on the outer side of the plug rod (39).
  7. 7. A drilling system for a printed circuit board, comprising the drilling apparatus for a printed circuit board according to any one of claims 1 to 6.

Description

Drilling equipment and drilling system for printed circuit board Technical Field The invention relates to the technical field of circuit board processing, in particular to drilling equipment and a drilling system for a printed circuit board. Background A printed circuit board (Printed circuit boards), also known as a printed circuit board, is a provider of electrical connections for electronic components. The present invention provides a drilling device and a drilling system for a printed circuit board, which are designed so that the printed circuit board can be pressed upwards by inflating in an inflating groove when drilling, so that the pressing of the circuit board is counteracted when pressing down, but when drilling holes on the circuit board, the inflating groove is inflated, the supporting effect of the circuit board is poor due to the fact that the holes on the circuit board are distributed tightly, and when drilling holes, if the circuit board is bigger and thinner, the drilling holes can be possibly deformed by extruding the circuit board when drilling holes, and the prior art patent CN111993491B discloses a drilling device for the printed circuit board. Disclosure of Invention The invention aims to provide a drilling device and a drilling system for a printed circuit board, which can avoid deformation of the printed circuit board during drilling, so as to solve the problems in the prior art. In order to achieve the above purpose, the invention provides a drilling processing device for a printed circuit board, which comprises a drilling machine and a movable seat, wherein one side of the movable seat is provided with a synchronous telescopic piece, one movable end of the synchronous telescopic piece is fixed with the outer wall of the drilling machine, the other movable end of the synchronous telescopic piece is fixed with a support frame, a butt joint frame fixed with the support frame is fixed on the inner side of the butt joint frame, a support tube for propping against the bottom of the printed circuit board is fixed on the inner side of the butt joint frame, a drilling brushing mechanism is arranged at the bottom of the support frame, and the top of the drilling brushing mechanism is positioned in a support tube. Preferably, the drilling and brushing mechanism comprises a rotating motor, a rotating rod is fixed at the output end of the rotating motor through a coupler, the rotating rod stretches into the supporting tube, a cleaning brush is fixed at the top of the rotating rod in the supporting tube, a lifting piece is fixed on the butt joint frame, the lifting piece is fixed with the outer wall of the rotating motor, and the designed drilling and brushing mechanism can clean the inside of a drilling hole. Preferably, the lifting piece include with the lifter plate that the rotation motor outside is fixed mutually, open the butt joint frame bottom has and moves the mouth, just the lifter plate slip peg graft in move in the mouth, install the lead screw in the butt joint frame rotation, just the lead screw thread runs through the lifter plate, be fixed with the lifter motor on the butt joint frame, just the lifter output pass through the shaft coupling with the lead screw top is fixed, and the lifter of design can drive the lift of dwang, makes it when clean drilling, can stretch into inside. Preferably, the synchronous telescoping member includes two and removes the threaded rod of seat rotation butt joint, two the outside of threaded rod has all been threaded and has been cup jointed the screw thread post, and one of them the screw thread post is fixed with the outer wall of drilling machine, another the screw thread post with the support frame is fixed, the outer wall of drilling machine with the support frame outside all be fixed with the telescopic link that removes the seat and peg graft mutually, two the outside of threaded rod all is fixed with synchronous gear, and two synchronous gear's outside meshing cover has the toothed belt, the outside of removing the seat is fixed with synchronous motor through the motor frame, just synchronous motor output passes through the shaft coupling with one of them the threaded rod is fixed, the synchronous telescoping member of design for drilling machine and stay tube can synchronous movement, when making every time drilling, the circuit board can all obtain the support. Preferably, the adjusting wheel is installed through the bearing frame rotation to the butt joint frame inboard, open in the outside of dwang has the spacing groove, the adjusting wheel slip cup joints the dwang outside, and the inside wall of adjusting wheel with spacing groove slip joint, be used for the clean subassembly that residual piece was got rid of on the cleaning brush is installed to the both sides of stay tube, and the adjusting wheel inboard and the spacing groove looks joint of design for the dwang can drive the adjusting wheel and rotate when the pivoted, and the dw