CN219054638U

CN219054638U - Drilling equipment that circuit board processing was used

Info

Publication number: CN219054638U
Application number: CN202223214538.1U
Authority: CN
Inventors: 陈增鸿; 王竹霞
Original assignee: Dongguang Precision Electronics Kunshan Co ltd
Current assignee: Dongguang Precision Electronics Kunshan Co ltd
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-05-23
Anticipated expiration: 2032-12-01

Abstract

The utility model relates to the technical field of drilling devices, in particular to drilling equipment for processing a circuit board, which comprises a box body, wherein a workbench is fixedly arranged in the middle of the inside of the box body, a placing plate is fixedly arranged in the middle of the workbench, two clamping assemblies are arranged on two sides of the placing plate, a first electric telescopic cylinder is fixedly arranged above the inside of the box body, a first movable plate is fixedly arranged at the extending end of the first electric telescopic cylinder, a first motor is rotatably arranged in the middle of the lower side of the first movable plate, a drill bit clamp is arranged at the upper end of the first motor, drill bits are clamped at the lower end of the first motor, and four first telescopic assemblies are arranged on the lower side of the first movable plate, which is positioned on the circumferential outer side of the first motor, in a circumferential array. According to the utility model, the circuit board is positioned and clamped on the placing plate through the clamping assembly, then the four first telescopic assemblies downwards move to prop against the periphery of the drilling hole of the circuit board, then the placing plate is matched to support the lower side of the circuit board, and finally the drilling hole is carried out through the rotation of the drill bit, so that the extrusion damage of the drill bit to the circuit board is reduced.

Description

Drilling equipment that circuit board processing was used

Technical Field

The utility model relates to the technical field of drilling devices, in particular to drilling equipment for processing a circuit board.

Background

The names of the circuit boards are: ceramic circuit board, alumina ceramic circuit board, aluminium nitride ceramic circuit board, PCB board, aluminium base board, high frequency board, thick copper plate, impedance board, PCB, ultra-thin circuit board, printed (copper etching technique) circuit board etc. the circuit board makes circuit miniaturation, visual, plays important role to fixed circuit's batch production and optimization electrical apparatus overall arrangement, and the circuit board need carry out drilling when processing.

The drilling equipment that present circuit board processing was used only presss from both sides tightly fixedly to the edge of circuit board when drilling to the circuit board, when drilling department was located circuit board mid portion, caused the damage to the circuit board easily, influences the use of circuit board.

Disclosure of Invention

The utility model aims to provide drilling equipment for processing a circuit board, which can clamp and position the periphery of a circuit board drilling position up and down.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a drilling equipment that circuit board processing was used, includes the box, the workstation has been set firmly in the middle of the inside of box, the board has been placed firmly in the middle of the workstation, the both sides of placing the board are equipped with two clamping components, the inside top of box has set firmly first electronic flexible jar, the extension of first electronic flexible jar has set firmly first fly leaf, the downside intermediate rotation of first fly leaf is equipped with first motor, the upper end of first motor is equipped with the drill bit clamp, the lower extreme clamping of first motor has the drill bit, the downside of first fly leaf is located the circumference outside circumference array of first motor and is equipped with four first flexible components.

The circuit board is positioned and clamped on the placing plate through the clamping assembly, then the periphery of the drilling position of the circuit board is propped against through downward movement of the four first telescopic assemblies, the placing plate is matched with the lower side support of the circuit board, and finally the drilling is carried out through rotation of the drill bit, so that extrusion damage of the drill bit to the circuit board is reduced.

Preferably, a plurality of through holes are formed in the placing plate at intervals, and the part of the workbench, which is located below the placing plate, is hollowed out. Wherein, the through-hole of placing the board is used for dodging the removal of drill bit with the partial fretwork of workstation, avoids causing the damage to the drill bit.

Preferably, the first telescopic component comprises a sleeve, the sleeve is fixed on the lower side of the first movable plate, a positioning block is slidably arranged on the lower side of the interior of the sleeve, an elastic piece is connected between the positioning block and the interior of the sleeve, the plurality of first telescopic components correspond to the positions of the through holes, and the lower end of the first telescopic component is lower than the lower end of the drill bit. The lower end of the first telescopic component is lower than the lower end of the drill bit, so that the first telescopic component is extruded with the upper side of the circuit board and then drilled, and extrusion damage of the drill bit to the circuit board is reduced.

Preferably, a second electric telescopic cylinder is fixedly arranged below the inside of the box body, a second movable plate is fixedly arranged at the extending end of the second electric telescopic cylinder, a circular top block is fixedly arranged between the upper sides of the second movable plates, and the circular top block corresponds to the through hole in position. The round top block is used for propping against a drilling hole of the circuit board, so that extrusion damage of the drill bit to the circuit board is further reduced.

Preferably, the outer diameter of the round top block is smaller than the inner diameter of the through hole, and a groove for avoiding a drill bit is formed in the upper side of the inner portion of the round top block. The grooves are used for avoiding downward movement of the drill bit so as to avoid damage to the drill bit.

Preferably, the upper side of the second movable plate is provided with four second telescopic assemblies in circumferential array on the outer side of the circumference of the circular top block, each second telescopic assembly corresponds to the first telescopic assembly one by one, the second telescopic assemblies are identical to the first telescopic assemblies in structure, and the upper ends of the second telescopic assemblies are higher than the upper ends of the circular top blocks. The upper end of the second telescopic assembly is higher than the upper end of the round ejector block, so that the second telescopic assembly is contacted with the lower side of the circuit board firstly, and then abuts against the lower side of the drilling position of the circuit board through the ejector block, and extrusion damage of the drill bit to the circuit board is avoided.

Preferably, the positioning block is in a cylindrical structure, the outer diameter of the positioning block is smaller than the inner diameter of the through hole, and the positioning block corresponds to the position of the through hole. The outer diameter of the positioning block is smaller than the inner diameter of the through hole, so that the positioning block of the second telescopic assembly can pass through the through hole at the corresponding position to be contacted with the lower side of the circuit board.

Preferably, the clamping assembly comprises two fixing blocks, the two fixing blocks are located on the front side and the rear side of the placing plate, a double-thread column is rotationally arranged between the two fixing blocks, a second motor is arranged at one end of the double-thread column, the second motor is fixed on the workbench, two moving blocks are sleeved outside the circumference of the double-thread column in a threaded contact mode, the two moving blocks move on the double-thread column, clamping blocks are arranged on the moving blocks in the direction of the placing plate, and connecting blocks are connected between the clamping blocks and the moving blocks. The double-thread column is opposite in spiral direction of threads at two ends, and the double-thread column rotates to drive the two moving blocks to move in opposite directions or in opposite directions, so that the moving blocks are driven to move simultaneously through the rotation of the double-thread column, and then the circuit board is clamped rapidly.

Preferably, the downside of two the movable blocks is attached to the upper side of the workbench, the movable blocks are of square structures, one end of each connecting block is fixedly connected with each clamping block, and the other end of each connecting block slides on the movable block through magnetism. When the double-threaded column rotates, the moving block is propped against the upper side of the workbench, and the moving block cannot rotate along with the double-threaded column and can only move along the axial direction of the double-threaded column.

Compared with the prior art, the utility model has the beneficial effects that:

1. the circuit board is positioned and clamped on the placing plate through the clamping assembly, then the periphery of the drilling position of the circuit board is propped against through downward movement of the four first telescopic assemblies, the lower side of the circuit board is supported by the placing plate in a matched mode, and finally the drilling is carried out through rotation of the drill bit, so that extrusion damage of the drill bit to the circuit board is reduced.

2. The four first telescopic components and the second telescopic components extrude the upper side and the lower side of the periphery of the drilling position of the circuit board, and the round jacking block is matched with the groove to prop against the drilling position of the circuit board, so that extrusion damage of the drill bit to the circuit board is further reduced.

Drawings

The utility model is further explained below with reference to the drawings and examples:

FIG. 1 is a schematic view of an isometric structure of the present utility model.

Fig. 2 is a schematic diagram of the front view structure of the present utility model.

FIG. 3 is a schematic cross-sectional view of the structure at A-A in FIG. 2.

Fig. 4 is a schematic isometric view of the internal structure of the case of the present utility model.

In the figure, a box 10, a workbench 11, a placing plate 12, a clamping assembly 13, a through hole 14, a first electric telescopic cylinder 15, a first movable plate 16, a first telescopic assembly 17, a sleeve 18, a positioning block 19, an elastic piece 20, a first motor 21, a bit holder 22, a bit 23, a second electric telescopic cylinder 24, a second movable plate 25, a circular top block 26, a groove 27, a second telescopic assembly 28, a fixed block 29, a second motor 30, a double-threaded column 31, a movable block 32, a connecting block 33 and a clamping block 34.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

In order that the utility model may be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are, however, not limited to the embodiments described herein, but are to be provided for the purpose of making the disclosure of the utility model more thorough.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present, and when an element is referred to as being "connected" to the other element, it may be directly connected to the other element or intervening elements may also be present, the terms "vertical", "horizontal", "left", "right" and the like are used herein for the purpose of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs, and the terms used herein in this description of the utility model are for the purpose of describing particular embodiments only and are not intended to be limiting of the utility model, with the term "and/or" as used herein including any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a drilling equipment that circuit board processing was used, including box 10, the workstation 11 has been set firmly in the middle of the inside of box 10, the centre of workstation 11 has set firmly and has been placed board 12, the both sides of placing board 12 are equipped with two clamping assembly 13, the inside top of box 10 has set firmly first electric telescopic cylinder 15, the extension end of first electric telescopic cylinder 15 has set firmly first fly leaf 16, the rotation is equipped with first motor 21 in the middle of the downside of first fly leaf 16, the upper end of first motor 21 is equipped with drill bit clamp 22, the lower extreme clamping of first motor 21 has drill bit 23, the downside of first fly leaf 16 is located the circumference outside circumference array of first motor 21 and is equipped with four first telescopic assembly 17. A plurality of through holes 14 are formed in the placing plate 12 at intervals, and the part of the inside of the workbench 11, which is positioned below the placing plate 12, is hollowed out. The first telescopic components 17 comprise sleeves 18, the sleeves 18 are fixed on the lower side of the first movable plate 16, positioning blocks 19 are slidably arranged on the lower side of the inner portion of each sleeve 18, elastic pieces 20 are connected between the positioning blocks 19 and the inner portion of each sleeve 18, the positions of the plurality of first telescopic components 17 correspond to those of the through holes 14, and the lower ends of the first telescopic components 17 are lower than the lower ends of the drill bits 23.

In use, a worker places a circuit board on the placement board 12, and then moves the circuit board to move the position to be drilled to the through hole 14 corresponding to the position of the first motor 21. After the circuit board is positioned and clamped, the first electric telescopic cylinder 15 stretches out to drive the first movable plate 16 to move downwards, the first movable plate 16 moves downwards to drive the four first telescopic assemblies 17 and the first motor 21 to move downwards, the lower end of the first telescopic assemblies 17 is lower than the lower end of the drill bit 23, the lower end of the first telescopic assemblies 17 firstly contacts with the upper side of the circuit board, the positioning block 19 of the first telescopic assemblies 17 is propped against the upper side of the circuit board to enable the positioning block 19 of the first telescopic assemblies 17 to slide in the sleeve 18, the drill bit 23 continues to move downwards, the drill bit clamp 22 starts to drive the first motor 21 to rotate, the first motor 21 rotates to drive the drill bit 23 to rotate, the drill bit 23 is matched with the drill bit 23 to move downwards slowly to drill a hole on the circuit board, the periphery of the drill hole of the circuit board is pressed and clamped by the first telescopic assemblies 17 and the second telescopic assemblies 28, the drill hole of the circuit board is propped against the circular jacking block 26, and the drill hole of the circuit board is enabled to have enough moving space through the groove 27.

As a further embodiment, please refer to fig. 3-4, a second electric telescopic cylinder 24 is fixedly arranged below the inside of the case 10, a second movable plate 25 is fixedly arranged at the extending end of the second electric telescopic cylinder 24, and a circular top block 26 is fixedly arranged between the upper sides of the second movable plates 25, and the circular top block 26 corresponds to the position of the through hole 14. The outer diameter of the circular top block 26 is smaller than the inner diameter of the through hole 14, and a groove 27 for avoiding the drill bit 23 is formed in the upper side of the inner portion of the circular top block 26. Four second telescopic assemblies 28 are arranged on the upper side of the second movable plate 25 and located on the circumferential outer side of the circular top block 26 in a circumferential array mode, each second telescopic assembly 28 corresponds to the first telescopic assembly 17 one by one, the second telescopic assemblies 28 are identical to the first telescopic assemblies 17 in structure, and the upper ends of the second telescopic assemblies 28 are higher than the upper ends of the circular top blocks 26. The positioning block 19 is of a cylindrical structure, the outer diameter of the positioning block 19 is smaller than the inner diameter of the through hole 14, and the positioning block 19 corresponds to the position of the through hole 14.

In this embodiment, when the electric telescopic cylinder 24 is energized and extends to drive the second movable plate 25 to move upwards, the second movable plate 25 moves upwards to drive the four second telescopic components 28 and the circular top block 26 to move upwards, the upper end of the second telescopic component 28 is higher than the upper end of the circular top block 26, the upper end of the second telescopic component 28 contacts with the lower side of the circuit board through the corresponding through hole 14, the lower side of the circuit board presses the positioning block 19 of the second telescopic component 28 to enable the positioning block 19 of the second telescopic component 28 to slide in the sleeve 18, then the upper end of the circular top block 26 contacts with the lower side of the circuit board through the corresponding through hole 14, and the four positioning blocks 19 of the second telescopic component 28 are pushed out to abut against the lower sides around the drilled hole of the circuit board through the elasticity of the four elastic pieces 20. The four second telescopic assemblies are used for propping against the lower sides of the periphery of the drilling position of the circuit board, so that the extrusion force of the drill bit on the circuit board is reduced, and the extrusion damage of the circuit board is avoided.

As a further embodiment, referring to fig. 1-4, the clamping assembly 13 includes two fixing blocks 29, the two fixing blocks 29 are located on the front and rear sides of the placing plate 12, a double-threaded column 31 is rotatably disposed between the two fixing blocks 29, a second motor 30 is disposed at one end of the double-threaded column 31, the second motor 30 is fixed on the workbench 11, two moving blocks 32 are sleeved on the periphery of the double-threaded column 31 in a threaded contact manner, the two moving blocks 32 move on the double-threaded column 31, each moving block 32 is provided with a clamping block 34 toward the placing plate 12, and a connecting block 33 is connected between each clamping block 34 and the moving block 32. The downside of two movable blocks 32 is laminated with the upside of workstation 11, and movable block 32 is square structure, and connecting block 33 one end and clamp splice 34 fixed connection, the other end of connecting block 33 pass through magnetism slip on movable block 32.

When the circuit board positioning clamp is used, the moving block 32 generates magnetic force to enable the connecting block 33 to slide upwards on the moving block 32, the connecting block 33 moves upwards to drive the clamping blocks 34 to be separated from the placing plate 12, the second motor 30 is started to drive the double-threaded column 31 to rotate, the double-threaded column 31 rotates to drive the two moving blocks 32 to move in opposite directions through double threads, after the moving block 32 moves to drive the clamping blocks 34 to move to two sides of the circuit board, the second motor 30 stops, the moving block 32 controls the connecting block 33 to move downwards through the magnetic force, the connecting block 33 moves downwards to drive the clamping blocks 34 to move downwards to contact the circuit board, four corners of the circuit board are contacted through the four clamping blocks 34, and the placing plate 12 is matched to enable the circuit board to be positioned and clamped. Can make to press from both sides tightly fixedly to the four corners of circuit board, the centre gripping is fixed when can solving the circuit board drilling, avoids the circuit board drilling to remove, influences the circuit board drilling effect.

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. Drilling equipment that circuit board processing was used, including box (10), its characterized in that: the utility model discloses a drill bit setting device for a high-precision drilling machine, including box (10), workstation (11) has set firmly in the middle of the inside of box (10), place board (12) have set firmly in the middle of workstation (11), the both sides of placing board (12) are equipped with two clamping assembly (13), the inside top of box (10) has set firmly first electric telescopic cylinder (15), the extension end of first electric telescopic cylinder (15) has set firmly first fly leaf (16), the downside intermediate rotation of first fly leaf (16) is equipped with first motor (21), the upper end of first motor (21) is equipped with drill bit clamp (22), the lower extreme clamping of first motor (21) has drill bit (23), the downside of first fly leaf (16) is located circumference array outside of circumference of first motor (21) and is equipped with four first telescopic assembly (17).

2. A drilling apparatus for circuit board processing according to claim 1, wherein: the placing plate (12) is provided with a plurality of through holes (14) at intervals, and the part of the inside of the workbench (11) positioned below the placing plate (12) is hollowed out.

3. A drilling apparatus for circuit board processing according to claim 2, wherein: the first telescopic components (17) comprise sleeves (18), the sleeves (18) are fixed on the lower side of the first movable plate (16), positioning blocks (19) are slidably arranged on the lower side of the inside of each sleeve (18), elastic pieces (20) are connected between the positioning blocks (19) and the inside of each sleeve (18), the first telescopic components (17) correspond to the through holes (14) in position, and the lower ends of the first telescopic components (17) are lower than the lower ends of the drill bits (23).

4. A drilling apparatus for circuit board processing according to claim 1, wherein: the inside below of box (10) has set firmly second electronic flexible jar (24), the extension end of second electronic flexible jar (24) has set firmly second fly leaf (25), set firmly circular kicking block (26) between the upside of second fly leaf (25), circular kicking block (26) correspond with through-hole (14) position.

5. The drilling apparatus for circuit board processing according to claim 4, wherein: the outer diameter of the round top block (26) is smaller than the inner diameter of the through hole (14), and a groove (27) for avoiding the drill bit (23) is formed in the upper side of the inside of the round top block (26).

6. The drilling apparatus for circuit board processing according to claim 5, wherein: the upper side of second fly leaf (25) is located circumference array outside the circumference of circular kicking block (26) and is equipped with four second flexible subassemblies (28), every second flexible subassembly (28) and first flexible subassembly (17) one-to-one, the structure of second flexible subassembly (28) and first flexible subassembly (17) is the same, the upper end of second flexible subassembly (28) is higher than the upper end of circular kicking block (26).

7. A drilling apparatus for circuit board processing according to claim 3, wherein: the positioning block (19) is of a cylindrical structure, the outer diameter of the positioning block (19) is smaller than the inner diameter of the through hole (14), and the positioning block (19) corresponds to the position of the through hole (14).

8. A drilling apparatus for circuit board processing according to claim 1, wherein: the clamping assembly (13) comprises two fixing blocks (29), the two fixing blocks (29) are located on the front side and the rear side of the placing plate (12), double-thread columns (31) are rotatably arranged between the fixing blocks (29), one ends of the double-thread columns (31) are provided with second motors (30), the second motors (30) are fixed on the workbench (11), two moving blocks (32) are arranged on the outer side of the circumference of the double-thread columns (31) in a threaded contact mode, the two moving blocks (32) move on the double-thread columns (31), clamping blocks (34) are arranged on the direction of the placing plate (12) in the direction of each moving block (32), and connecting blocks (33) are connected between the clamping blocks (34) and the moving blocks (32).

9. The drilling apparatus for circuit board processing according to claim 8, wherein: the lower sides of the two moving blocks (32) are attached to the upper side of the workbench (11), the moving blocks (32) are of square structures, one end of each connecting block (33) is fixedly connected with the clamping block (34), and the other end of each connecting block (33) slides on the moving block (32) through magnetism.