Drilling device for circuit board processing

Abstract

The utility model provides a drilling device for circuit board processing, which relates to the technical field of circuit board processing and comprises a drilling workbench, a lifting support is fixedly connected to the middle of the top end of the drilling workbench, and a through hole penetrating front and back is formed in the lower portion of the interior of the lifting support. The rear side of the top of the drilling workbench is fixedly connected with a dust collection assembly penetrating up and down. The electric motor drives the exhaust fan to rotate, so that chippings are sucked into the connecting box through the suction pipe under the action of suction force, the filter screen can intercept the chippings, the driving motor drives the rotating disc to rotate, the chipping scraping groove full of the chippings on the front side rotates to the rear side, and at the moment, the chippings can be scraped into the recycling cylinder by the edge of the chipping scraping groove. Through mutual cooperation of all parts of the dust collection assembly, the problems that in the drilling process, chippings are scattered everywhere, the environment is polluted, and equipment operation is affected are effectively solved, efficient collection of the drilling chippings is achieved, the working environment is kept clean and tidy, and the service life of equipment is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to circuit board processing technical field especially relates to a drilling device for circuit board processing. BACKGROUND

[0002] Circuit board, also known as printed wiring board, is the provider of electrical connection of electronic components, which is made by electronic printing and plays a key role in supporting electronic components and realizing electrical connection between them in electronic equipment.

[0003] In the manufacturing process of circuit board, drilling operation is often needed at its specific position, and drilling device is used to drill accurate holes on the circuit board, which are used for installing electronic component pins and realizing electrical connection of different layers of circuit.

[0004] The existing drilling device for circuit board processing has the following shortcomings:

[0005] During the drilling process of the common drilling device, the debris generated is easy to scatter everywhere, which not only pollutes the working environment, but also may enter the internal part of the drilling equipment, affecting the normal operation and service life of the equipment. This is because the existing device lacks effective dust collection structure and cannot timely suck and remove the debris generated during drilling. At the same time, the adaptability of the existing device to different sizes of circuit boards is poor, and the circuit board is often fixed by manually adjusting the complex clamp, which is tedious and inefficient. This is because the existing positioning and fixing structure is not flexible enough and cannot quickly and conveniently adapt to circuit boards of different sizes. UTILITY MODEL CONTENTS

[0006] The utility model provides a kind of drilling device for circuit board processing, and electric motor drives suction fan to make suction pipe produce suction force, and drill hole debris is sucked into connecting box, is intercepted and accumulated in scraping groove by filter screen, and then drive motor drives rotating disc to scrape debris into recovery cylinder, to solve the problem of debris pollution. At the same time, the positioning assembly can conveniently adjust and fix circuit boards of different sizes by cooperating with multiple components, and improve work efficiency to solve the problems raised in the above background technology.

[0007] In order to achieve the above purpose, the utility model adopts the following technical scheme: a kind of drilling device for circuit board processing, including drilling workbench, the top middle part of the drilling workbench is fixedly connected with lifting support, the front side upper side of the lifting support is slidably connected with drilling machine, the inside lower side of the lifting support is provided with front and rear through hole, the top rear side of the drilling workbench is fixedly connected with suction assembly that penetrates up and down, and the top front and rear of the drilling workbench is fixedly installed with drilling platform.

[0008] The dust suction assembly comprises a connecting box fixedly connected to the top rear end of the drilling workbench, a suction pipe fixedly connected to the top front side of the connecting box, the front end of the suction pipe penetrating into the inner surface of the through hole, a connecting pipe fixedly connected to the bottom front side of the connecting box, a filter screen fixedly connected to the inner wall upper surface of the connecting pipe, a rotating disc rotatably connected to the inner surface of the connecting box, a scrap removal groove penetrating up and down and formed in the front and rear sides of the rotating disc, a U-shaped support fixedly connected to the bottom rear side of the connecting box, and a recycling cylinder slidingly connected to the inner surface of the U-shaped support.

[0009] Preferably, the bottom end of the suction pipe penetrates into the inner wall upper surface front side of the connecting box, and the top end of the connecting pipe penetrates into the inner wall lower surface front side of the connecting box.

[0010] Preferably, a support frame is fixedly connected to the middle part of the inner wall of the connecting pipe, an electric motor is fixedly connected to the top end middle part of the support frame, and the output shaft of the electric motor penetrates into the bottom of the support frame and is fixedly connected with an air suction fan.

[0011] Preferably, a driving motor is fixedly connected to the top end middle part of the connecting box, the output shaft of the driving motor penetrates into the interior of the connecting box and is fixedly connected with the top end of the rotating disc.

[0012] Preferably, a sliding groove is formed in the inner surface of the left and right sides of the U-shaped support, a semicircular clamping plate is slidingly connected to the inner surface of the sliding groove, a tightening spring is fixedly connected to the opposite surface of each of the two semicircular clamping plates, and the end of the tightening spring away from the semicircular clamping plate is fixedly connected with the inner wall of the sliding groove.

[0013] Preferably, the drilling table plate comprises a support table fixedly connected to the top front side of the drilling workbench, a recess is formed in the top end middle part of the support table, left and right through connection sliding grooves are formed in the top front and rear sides of the support table, and a positioning assembly is slidingly connected to the top left and right sides of the support table.

[0014] Preferably, the positioning assembly comprises a transverse sliding plate slidingly connected to the top of the drilling workbench, a connecting sliding block is arranged on the bottom front and rear sides of the transverse sliding plate, the connecting sliding block is slidingly connected to the interior of the connection sliding groove, and a screw hole penetrating up and down is formed in the middle part of the connecting sliding block.

[0015] Preferably, an adjusting bolt is rotatably connected to the top front and rear sides of the transverse sliding plate, the bottom end of the adjusting bolt penetrates into the bottom of the transverse sliding plate, and the outer surface of the adjusting bolt is threadedly connected with the inner surface of the screw hole.

[0016] Preferably, the middle part of the transverse sliding plate is provided with a left-right penetrating longitudinal sliding groove, the inner surface of the longitudinal sliding groove is slidably connected with longitudinal sliding plates on the front and back sides, and one end of the longitudinal sliding plate close to the groove is fixedly connected with a triangular clamping plate.

[0017] Preferably, the other end of the longitudinal sliding plate is fixedly connected with a right-angle sliding plate, the inner surface of the right-angle sliding plate is slidably connected with the top rear side of the transverse sliding plate, the top front side of the right-angle sliding plate is threadedly connected with a fastening bolt, and the bottom end of the fastening bolt penetrates through the upper surface of the transverse sliding plate.

[0018] Thanks to the above technical scheme, the present application has the following technical progress compared with the prior art:

[0019] 1、In the utility model, the electric motor drives the suction fan to rotate, so that the suction pipe generates suction force, the drillings generated during drilling are sucked into the connecting box through the suction pipe under the action of the suction force, when the drillings pass through the connecting pipe, the filter screen intercepts the drillings, the drillings are accumulated in the chip scraping groove, the driving motor drives the rotating disc to rotate, so that the chip scraping groove full of drillings on the front side rotates to the rear side, at this time, the edge of the chip scraping groove scrapes the drillings into the recycling cylinder, through the cooperation between the parts of the dust collection assembly, the problem that the drillings are scattered everywhere during drilling, pollute the environment and affect the operation of the equipment is effectively solved, the drillings are efficiently collected, the working environment is kept clean, and the service life of the equipment is prolonged.

[0020] 2、In the utility model, through the transverse sliding of the connecting sliding block in the connecting sliding groove, the transverse positions of the transverse sliding plates and the triangular clamping plates can be adjusted, the connecting sliding block can be vertically moved in the connecting sliding groove through the rotation of the adjusting bolt and the screw transmission principle, so that the inner wall of the connecting sliding groove can be pressed, the distance between the transverse sliding plates can be fixed, meanwhile, through the sliding of the longitudinal sliding plates, the distance between the triangular clamping plates can be adjusted, after the adjustment is completed, the fastening bolt is tightened, the longitudinal sliding plates can be fixed on the transverse sliding plates, through the cooperation between the parts of the positioning assembly, different sizes of circuit boards can be positioned and fixed conveniently and quickly, the adaptability to different circuit boards is greatly improved, the operation process is simplified, and the work efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a structural schematic view of the drilling device for circuit board processing;

[0022] Figure 2 It is a sectional structure schematic view of the dust collection assembly;

[0023] Figure 3 It is a structural schematic view of the U-shaped support;

[0024] Figure 4 It is a structural schematic view of the drilling platform of the utility model.

[0025] Figure 5 It is a structural schematic view of the positioning assembly of the utility model.

[0026] Legend: 1, drilling workbench; 2, lifting support; 21, through hole; 3, drilling machine; 4, dust suction assembly; 41, connecting box; 42, suction pipe; 43, connecting pipe; 44, filter screen; 45, support frame; 46, electric motor; 47, exhaust fan; 48, driving motor; 49, rotating disc; 410, chip removal groove; 411, U-shaped support; 412, recovery cylinder; 413, semicircular clamping plate; 414, tightening spring; 5, drilling platform; 51, support table; 52, groove; 53, connecting sliding groove; 54, positioning assembly; 541, transverse sliding plate; 542, connecting sliding block; 543, threaded hole; 544, adjusting bolt; 545, longitudinal sliding groove; 546, longitudinal sliding plate; 547, triangular clamping plate; 548, right-angle sliding plate; 549, fastening bolt. DETAILED DESCRIPTION

[0027] In order to more clearly understand the above purpose, features and advantages of the utility model, the utility model will be further described below in combination with the drawings and examples. It should be noted that the embodiments of the present application and the features in the examples can be combined with each other without conflict.

[0028] In the following description, many specific details are set forth in order to provide a thorough understanding of the present application, however, the present application can also be implemented in other ways different from those described herein, therefore, the present application is not limited to the specific embodiments disclosed in the following description.

[0029] Example 1: as Figure 1 , Figure 2 and Figure 3The utility model provides a technical scheme: including drilling workstation 1, the top middle part fixedly connected with lifting support 2 of drilling workstation 1, the front upper side of lifting support 2 is connected with drilling machine 3 slidingly, the inside lower part of lifting support 2 is equipped with the through hole 21 of front and rear penetration, the top rear side of drilling workstation 1 is fixedly connected with the dust collection assembly 4 of up and down penetration, the top front and rear of drilling workstation 1 is fixedly installed with drilling platform 5, dust collection assembly 4 includes connecting box 41, and connecting box 41 is fixedly connected at the top side rear end of drilling workstation 1, and the top front side of connecting box 41 is fixedly connected with suction pipe 42, and the front end of suction pipe 42 penetrates to the inner surface of through hole 21, and the bottom front side of connecting box 41 is fixedly connected with connecting pipe 43, and the inner wall upper surface of connecting pipe 43 is fixedly connected with filter screen 44, and the inner surface of connecting box 41 is rotatably connected with rotary disc 49, and the front and rear sides of rotary disc 49 are all equipped with the scrap slot 410 of up and down penetration, and the upper end and lower end of front scrap slot 410 are mutually communicated with suction pipe 42 and connecting pipe 43 respectively, and the bottom rear side of connecting box 41 is fixedly connected with U-shaped support 411, and the inner surface of U-shaped support 411 is slidably connected with recovery cylinder 412, and the top end of recovery cylinder 412 and the inner wall lower surface rear side of connecting box 41 are mutually communicated, and the bottom end of suction pipe 42 penetrates to the inner wall upper surface front side of connecting box 41, and the top end of connecting pipe 43 penetrates to the inner wall lower surface front side of connecting box 41, and the inner wall middle part of connecting pipe 43 is fixedly connected with support frame 45, and the top middle part of support frame 45 is fixedly connected with electric motor 46, and the output shaft of electric motor 46 penetrates to the bottom of support frame 45 and is fixedly connected with suction fan 47, and the top middle part of connecting box 41 is fixedly connected with drive motor 48, and the output shaft of drive motor 48 penetrates to the inside of connecting box 41 and is fixedly connected with the top end of rotary disc 49, and the inner surface left and right sides rear of U-shaped support 411 are all equipped with sliding slot, and the inner surface of sliding slot is slidably connected with semicircle clamping plate 413, and the opposite surface of two semicircle clamping plates 413 is fixedly connected with jacking spring 414, and the end of jacking spring 414 away from semicircle clamping plate 413 is fixedly connected with the inner wall of sliding slot;

[0030] The effect achieved by the whole embodiment 1 is that when the circuit board drilling operation is performed, the electric motor 46 is started, the electric motor 46 drives the suction fan 47 to rotate at high speed, the suction pipe 42 generates strong suction force, the drill bit 3 generates drill bit debris during drilling, the drill bit debris is sucked into the connecting box 41 through the suction pipe 42 under the action of the suction force, when the drill bit debris passes through the connecting pipe 43, the filter screen 44 plays an intercepting role to block the drill bit debris and make the drill bit debris accumulate in the chip scraping groove 410 of the rotating disc 49, then the driving motor 48 is started to drive the rotating disc 49 to rotate, so that the chip scraping groove 410 full of drill bit debris on the front side rotates to the rear side, and the edge of the chip scraping groove 410 scrapes the drill bit debris to the recycling cylinder 412, which effectively solves the problem of scattered drill bit debris during drilling, realizes efficient collection of the drill bit debris, keeps the working environment clean, avoids the drill bit debris from entering the inside of the drilling equipment, prolongs the service life of the equipment, and the structure composed of the semicircular clamping plate 413 and the clamping spring 414 can stably support the recycling cylinder 412, facilitate dismounting and mounting of the recycling cylinder 412, and facilitate cleaning of the collected drill bit debris.

[0031] Embodiment 2: as shown in Figure 4 and Figure 5 The utility model provides a technical scheme: the drilling platform 5 includes support table 51, support table 51 fixedly connected at the top front side of drilling workbench 1, the top middle part of support table 51 is provided with recess 52, and the top front and rear sides of support table 51 are provided with left and right through connecting sliding groove 53, and the top left and right sides of support table 51 are slidably connected with positioning assembly 54, positioning assembly 54 includes horizontal slide 541, horizontal slide 541 is slidably connected at the top of drilling workbench 1, and the bottom front and rear sides of horizontal slide 541 are provided with connecting sliding block 542, connecting sliding block 542 is slidably connected in the inside of connecting sliding groove 53, the middle part of connecting sliding block 542 is provided with up and down through screw hole 543, the top front and rear sides of horizontal slide 541 are rotatably connected with adjusting bolt 544, adjusting bolt 544 passes to the bottom of horizontal slide 541 and is in external thread connection with the internal thread of screw hole 543 at the bottom, the middle part of horizontal slide 541 is provided with left and right through longitudinal sliding groove 545, and the inner surfaces of longitudinal sliding groove 545 are slidably connected with longitudinal slide 546 on the front and rear sides, and one end of longitudinal slide 546 close to recess 52 is fixedly connected with triangular clamp plate 547, and the other end of longitudinal slide 546 away from recess 52 is fixedly connected with right angle slide 548, and the inner surface of right angle slide 548 is slidably connected with the top rear side of horizontal slide 541, and the top front side of right angle slide 548 is in screw connection with fastening bolt 549, and the bottom of fastening bolt 549 passes to the upper surface of horizontal slide 541.

[0032] The effect achieved by the whole embodiment 2 is that: for circuit boards of different sizes, the positioning assembly 54 can be adjusted to achieve convenient fixing, first, according to the width of the circuit board, the connecting sliding block 542 is horizontally slid in the connecting sliding groove 53, so as to drive the horizontal sliding plate 541 to move, the horizontal positions of the horizontal sliding plate 541 and the triangular clamping plate 547 are preliminarily adjusted, then the adjusting bolt 544 is rotated, the connecting sliding block 542 is vertically moved in the connecting sliding groove 53 by using the screw transmission principle, when the connecting sliding block 542 is tightly attached to the inner wall of the connecting sliding groove 53, the distance between the horizontal sliding plates 541 is fixed, then according to the length of the circuit board, the longitudinal sliding plate 546 is slid to adjust the distance between the triangular clamping plates 547 to adapt to the size of the circuit board, after the adjustment is completed, the fastening bolt 549 is tightened to fix the longitudinal sliding plate 546 on the horizontal sliding plate 541, through the series of operations, the circuit board of different sizes can be conveniently and quickly positioned and fixed, the adaptability to different circuit boards is greatly improved, the operation process is simplified, and the work efficiency is improved.

[0033] The working principle of the whole device is that: when preparing to drill the circuit board, first, the circuit board is placed on the support table 51 of the drilling table plate 5, according to the size of the circuit board, the positioning assembly 54 is used to position and fix the circuit board, after the circuit board is fixed, the dust collection assembly 4 is started, the electric motor 46 drives the exhaust fan 47 to operate, so that the suction pipe 42 generates suction force, then the drilling machine 3 is started, the drilling machine 3 can be adjusted in height on the lifting support 2 according to the drilling requirement, in the process of drilling the circuit board, the generated debris is sucked into the connecting box 41 by the suction pipe 42, in the connecting box 41, the debris is intercepted by the filter screen 44 and accumulated in the debris scraping groove 410, the driving motor 48 is started at a regular time to drive the rotating disc 49 to rotate, so that the debris in the debris scraping groove 410 is scraped into the recovery cylinder 412, in the whole drilling process, the dust collection assembly 4 continuously works to ensure that the debris in the working area is cleaned in time, and the positioning assembly 54 ensures that the circuit board is stable until the drilling work is completed, after the drilling is completed, the dust collection assembly 4 and the drilling machine 3 can be turned off, the recovery cylinder 412 is disassembled to clean the debris, and the positioning assembly 54 is loosened to take out the circuit board.

[0034] The above is only a preferred embodiment of the present application, and is not intended to limit the present application in other forms, and any skilled person in the art can modify or change the above disclosed technical content to equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present application still belongs to the protection scope of the technical scheme of the present application.

Claims

1. A drilling device for circuit board processing, comprising a drilling worktable (1), wherein a lifting bracket (2) is fixedly connected to the top center of the drilling worktable (1), and a drilling machine (3) is slidably connected to the upper front side of the lifting bracket (2), characterized in that: The lifting bracket (2) has a through hole (21) that runs from front to back at the bottom inside. The top rear side of the drilling workbench (1) is fixedly connected to a dust collection assembly (4) that runs from top to bottom. The top front and back of the drilling workbench (1) are fixedly installed with drilling platform plates (5). The dust collection assembly (4) includes a connecting box (41), which is fixedly connected to the rear end of the top side of the drilling workbench (1). A suction pipe (42) is fixedly connected to the front top of the connecting box (41), and the front end of the suction pipe (42) extends through to the inner surface of the through hole (21). A connecting pipe (43) is fixedly connected to the front bottom of the connecting box (41), and a filter screen (44) is fixedly connected to the upper surface of the inner wall of the connecting pipe (43). A rotating disk (49) is rotatably connected to the inner surface of the connecting box (41). A scraper groove (410) extending vertically is provided on both the front and rear sides of the rotating disk (49). A U-shaped bracket (411) is fixedly connected to the rear bottom of the connecting box (41), and a recycling cylinder (412) is slidably engaged on the inner surface of the U-shaped bracket (411). The top end of the recycling cylinder (412) is connected to the rear side of the lower inner surface of the connecting box (41).

2. The drilling device for circuit board processing according to claim 1, characterized in that: The bottom end of the suction tube (42) extends to the front side of the upper surface of the inner wall of the connecting box (41), and the top end of the connecting tube (43) extends to the front side of the lower surface of the inner wall of the connecting box (41).

3. The drilling device for circuit board processing according to claim 1, characterized in that: A support frame (45) is fixedly connected to the middle of the inner wall of the connecting pipe (43). An electric motor (46) is fixedly connected to the middle of the top of the support frame (45). The output shaft of the electric motor (46) passes through to the bottom of the support frame (45) and is fixedly connected to an exhaust fan (47).

4. The drilling device for circuit board processing according to claim 1, characterized in that: A drive motor (48) is fixedly connected to the top center of the connecting box (41), and the output shaft of the drive motor (48) passes through the interior of the connecting box (41) and is fixedly connected to the top of the rotating disk (49).

5. The drilling device for circuit board processing according to claim 1, characterized in that: The inner surface of the U-shaped bracket (411) is provided with sliding grooves on both the left and right rear sides. The inner surface of the sliding groove is slidably connected with a semi-circular plate (413). The opposite sides of the two semi-circular plates (413) are fixedly connected with a top spring (414). The end of the top spring (414) away from the semi-circular plate (413) is fixedly connected to the inner wall of the sliding groove.

6. The drilling device for circuit board processing according to claim 1, characterized in that: The drilling platform (5) includes a support platform (51), which is fixedly connected to the top front side of the drilling workbench (1). A groove (52) is provided in the middle of the top of the support platform (51). A connecting groove (53) is provided on both the front and rear sides of the top of the support platform (51). A positioning component (54) is slidably connected to the left and right sides of the top of the support platform (51).

7. A drilling device for circuit board processing according to claim 6, characterized in that: The positioning component (54) includes a horizontal sliding plate (541), which is slidably connected to the top of the drilling workbench (1). Connecting sliders (542) are provided on both the front and rear sides of the bottom of the horizontal sliding plate (541). The connecting sliders (542) are slidably connected to the inside of the connecting groove (53). A threaded hole (543) is provided in the middle of the connecting slider (542) that runs vertically through it.

8. A drilling device for circuit board processing according to claim 7, characterized in that: The top front and rear sides of the transverse slide plate (541) are rotatably connected with adjusting bolts (544). The bottom end of the adjusting bolt (544) extends through to the bottom of the transverse slide plate (541) and its outer surface is threadedly connected to the inner surface of the threaded hole (543).

9. A drilling device for circuit board processing according to claim 8, characterized in that: The transverse slide plate (541) has a longitudinal slide groove (545) that runs through the left and right sides in the middle. The longitudinal slide groove (545) has longitudinal slide plates (546) slidably connected to both the front and rear sides of its inner surface. A triangular clamp (547) is fixedly connected to one end of the longitudinal slide plate (546) near the groove (52).

10. A drilling device for circuit board processing according to claim 9, characterized in that: The longitudinal slide plate (546) is fixedly connected to a right-angle slide plate (548) at one end away from the groove (52). The inner surface of the right-angle slide plate (548) is slidably connected to the top rear side of the transverse slide plate (541). A fastening bolt (549) is threadedly connected to the top front side of the right-angle slide plate (548). The bottom end of the fastening bolt (549) extends through to the upper surface of the transverse slide plate (541).

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