CN212887988U

CN212887988U - Fixing device for opening holes in printed circuit board

Info

Publication number: CN212887988U
Application number: CN202021881652.8U
Authority: CN
Inventors: 曾建坤; 王小亮; 郑仲之
Original assignee: Jiangxi Zhongluo Electronics Co ltd
Current assignee: Jiangxi Zhongluo Electronics Co ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-04-06
Anticipated expiration: 2030-09-02

Abstract

The utility model discloses a fixing device for printed circuit board trompil, comprising a base plate, the sliding tray is seted up to the bottom plate upper end, set up threaded rod one in the bottom plate, and a threaded rod left end and bottom plate inner wall rotate to be connected, threaded rod surface bilateral symmetry cover is established thread bush one, and thread bush one is located the sliding tray, the hollow piece of thread bush one upper end installation, bottom plate upper end installation work platform, and the workstation is located between two hollow pieces, two hollow pieces are close to the one end of workstation and are seted up and press from both sides tight groove, set up threaded rod two in the hollow piece, and two lower extremes of threaded rod rotate and connect hollow piece, hollow piece is close to workstation one end installation fixed plate, thread bush two are established to two external surface covers of threaded rod, two one end installation. The utility model discloses can be according to the condition in concrete actual hole, the fast switch-over drill bit, convenient and fast, labour saving and time saving aims at the position of punching earlier through aiming at a section of thick bamboo, avoids the drill bit to punch once unsuccessfully, causes the circuit board to damage.

Description

Fixing device for opening holes in printed circuit board

Technical Field

The utility model relates to a fixing device specifically is a fixing device is used in printed circuit board trompil.

Background

The circuit board has the name: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, PCB board, aluminum substrate, high frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, printed (copper etching technology) circuit board, etc. The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout.

The circuit board need be trompil on the base plate after carrying out the etching processing, and the subsequent installation of the circuit board of being convenient for is fixed, needs to use fixing device to fix the circuit board, and the hole size of current circuit board differs, needs often to dismantle the change drill bit, then punches, and is very troublesome, wastes time and energy, and when punching simultaneously, all be the drill bit and rotate, then punch to the circuit board, if inaccurate to the hole position, can make the drill bit beat by mistake or beat bad circuit board. Therefore, the utility model provides a fixing device is used in printed circuit board trompil to solve the problem that proposes among the above-mentioned background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixing device is used in printed circuit board trompil to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a fixing device for punching a printed circuit board comprises a bottom plate, wherein a sliding groove is formed in the upper end of the bottom plate, a first threaded rod is arranged in the bottom plate, the left end of the first threaded rod is rotatably connected with the inner wall of the bottom plate, a first threaded sleeve is symmetrically sleeved on the outer surface of the first threaded rod, the first threaded sleeve is positioned in the sliding groove, a hollow block is installed at the upper end of the first threaded sleeve, a workbench is installed at the upper end of the bottom plate and is positioned between two hollow blocks, a clamping groove is formed in one end, close to the workbench, of each hollow block, a second threaded rod is arranged in each hollow block, the lower end of each second threaded rod is rotatably connected with the corresponding hollow block, a fixing plate is installed at one end, close to the workbench, of each hollow block, the fixing plate is positioned below the clamping groove, the upper end face of the fixing plate and the upper end face of, the roof lower extreme installation electric putter, electric putter lower extreme installation fixed block, vertically set up the transfer line in the fixed block, and transfer line and fixed block rotate and connect, transfer line front end installation limiting plate, set up fastening bolt in the limiting plate, a plurality of thread groove is seted up to the position that the fixed block front end corresponds fastening bolt, and the thread groove is circular distribution on the fixed block, transfer line rear end installation plectane, plectane surface mounting a plurality of solid fixed cylinder, gu fixed cylinder surface cover establishes and aims at a section of thick bamboo, and aim at a section of thick bamboo lower extreme and set up transparent block, gu fixed cylinder surface bilateral symmetry sets up the recess, install the dead lever in the recess, gu fixed rod surface cover establishes the slider, and slider fixed connection aims at a section of thick bamboo inner wall, gu fixed rod surface cover establishes the spring, set up a plurality of motor in.

As a further proposal of the utility model, the bottom plate lower extreme sets up the rubber pad, and the rubber pad surface sets up anti-skidding line.

As the utility model discloses further scheme again, bottom plate right-hand member installation T shape turning block one, and a T shape turning block fixed connection threaded rod one.

As the utility model discloses scheme further again, hollow block upper end sets up two T shape turning blocks, and two fixed connection threaded rods of T shape turning block two.

As a further aspect of the present invention, a protection pad is installed at one end of the movable plate and the fixed plate.

As the utility model discloses the scheme of furthering again, top, spring lower extreme fixed connection slider in the spring upper end fixed connection recess.

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

the utility model discloses a position of circuit board is fixed in fixed plate and movable plate cooperation, make the drill bit perpendicular to workstation of suitable size through rotating the plectane, then aim at the position that a section of thick bamboo descends the contact earlier and punches, if aim at a section of thick bamboo and do not aim at the required position that punches, with regard to the position of adjusting the circuit board, make and aim at a section of thick bamboo and aim at the position that the circuit board need punch, the motor drives the drill bit and rotates and carry out punching work, can be according to the condition in concrete actual hole, the fast switch drill bit, and is convenient and fast, time saving and labor saving, aim at the position of punching earlier through aiming at.

Drawings

Fig. 1 is a schematic structural view of a fixing device for opening a printed circuit board.

Fig. 2 is a schematic structural view of a fixing block in a fixing device for perforating a printed circuit board.

Fig. 3 is a schematic structural view of a screw groove in a fixing device for perforating a printed circuit board.

Fig. 4 is a schematic structural view of a fixing cylinder in a fixing device for perforating a printed circuit board.

In the figure: 1. a base plate; 11. a sliding groove; 12. a rubber pad; 13. a support bar; 14. a top plate; 2. a first threaded rod; 21. a T-shaped rotating block I; 22. sleeving a first thread; 3. a work table; 4. a hollow block; 41. a clamping groove; 42. a fixing plate; 5. a second threaded rod; 51. a T-shaped rotating block II; 52. a second thread sleeve; 53. moving the plate; 6. an electric push rod; 61. a fixed block; 62. a thread groove; 7. a circular plate; 71. a transmission rod; 72. a limiting plate; 73. fastening a bolt; 8. a fixed cylinder; 81. a groove; 82. fixing the rod; 83. a spring; 84. a slider; 85. aligning the cartridge; 86. a transparent block; 9. a motor; 91. a drill bit.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, in the embodiment of the present invention, a fixing device for perforating a printed circuit board comprises a bottom plate 1, a rubber pad 12 is disposed at the lower end of the bottom plate 1, anti-skid lines are disposed on the surface of the rubber pad 12, a sliding groove 11 is disposed at the upper end of the bottom plate 1, a first threaded rod 2 is disposed in the bottom plate 1, the left end of the first threaded rod 2 is rotatably connected with the inner wall of the bottom plate 1, a first T-shaped rotating block 21 is mounted at the right end of the bottom plate 1, the first T-shaped rotating block 21 is fixedly connected with the first threaded rod 2, a first threaded sleeve 22 is symmetrically sleeved on the outer surface of the first threaded rod 2, the first threaded sleeve 22 is located in the sliding groove 11, a hollow block 4 is mounted at the upper end of the first threaded sleeve 22, a worktable 3 is mounted at the upper end of the bottom plate 1, the worktable 3 is located between the two hollow blocks 4, a clamping groove 41 is disposed at one, the upper end of the hollow block 4 is provided with a T-shaped rotating block II 51, the T-shaped rotating block II 51 is fixedly connected with a threaded rod II 5, one end of the hollow block 4 close to the workbench 3 is provided with a fixed plate 42, the fixed plate 42 is positioned below the clamping groove 41, the upper end surface of the fixed plate 42 and the upper end surface of the workbench 3 are positioned on the same horizontal plane, the outer surface of the threaded rod II 5 is sleeved with a threaded sleeve II 52, one end of the threaded sleeve II 52 is provided with a movable plate 53, one ends of the movable plate 53 and the fixed plate 42 are respectively provided with a protective pad, the upper end of the bottom plate 1 is provided with a support rod 13 in bilateral symmetry, the upper end of the support rod 13 is provided with a top plate 14, the lower end of the top plate 14 is provided with an electric push rod 6, the lower end of the electric push rod 6 is provided with a fixed block 61, the fixed block 61 is longitudinally provided with a, the thread grooves 62 are circularly distributed on the fixing block 61, the circular plate 7 is mounted at the rear end of the transmission rod 71, a plurality of fixing cylinders 8 are mounted on the outer surface of the circular plate 7, the aligning cylinders 85 are sleeved on the outer surface of each fixing cylinder 8, transparent blocks 86 are arranged at the lower ends of the aligning cylinders 85, grooves 81 are symmetrically formed in the left and right of the outer surface of each fixing cylinder 8, fixing rods 82 are mounted in the grooves 81, sliding blocks 84 are sleeved on the outer surfaces of the fixing rods 82, the sliding blocks 84 are fixedly connected with the inner walls of the aligning cylinders 85, springs 83 are sleeved on the outer surfaces of the fixing rods 82, the upper ends of the springs 83 are fixedly connected with the inner tops of the grooves 81, the lower ends of the springs 83 are fixedly connected with the sliding blocks 84, a plurality of.

The utility model discloses a theory of operation is: the circuit board is placed on a workbench 3, a first T-shaped rotating block 21 is rotated to drive a first threaded rod 2 to rotate, the first threaded rod 2 drives a first threaded sleeve 22 to move, the first threaded sleeve 22 drives a hollow block 4 to move towards the circuit board, then a second T-shaped rotating block 51 is rotated to drive a second threaded rod 5 to rotate, the second threaded rod 5 drives a second threaded sleeve 52 to move, the second threaded sleeve 52 drives a moving plate 53 to descend, and the position of the circuit board is fixed through the matching of a fixed plate 42 and the moving plate 53;

drive the plectane 7 through limiting plate 72 and transfer line 71 and rotate, plectane 7 drives drill bit 91 and rotates, make the drill bit 91 of suitable size perpendicular to workstation 3, then screw fastening bolt 73 into corresponding thread groove 62, thereby fix the position of drill bit 91, electric putter 6 drives drill bit 91 and descends, aim at the position that a section of thick bamboo 85 descends contact punching earlier, if aim at a position that section of thick bamboo 85 does not aim at the needs punching, just adjust the position of circuit board, make aim at a position that section of thick bamboo 85 needs punching, motor 9 drives drill bit 91 and rotation, electric putter 6 drives drill bit 91 and a fixed section of thick bamboo 8 and descends, slider 84 slides on dead lever 82, spring 83 is compressed, then drill bit 91 carries out the work of punching.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A fixing device for punching a printed circuit board comprises a bottom plate (1) and is characterized in that a sliding groove (11) is formed in the upper end of the bottom plate (1), a first threaded rod (2) is arranged in the bottom plate (1), the left end of the first threaded rod (2) is rotatably connected with the inner wall of the bottom plate (1), first threaded sleeves (22) are symmetrically sleeved on the outer surface of the first threaded rod (2) in a left-right mode, the first threaded sleeves (22) are located in the sliding groove (11), hollow blocks (4) are installed at the upper ends of the first threaded sleeves (22), a workbench (3) is installed at the upper end of the bottom plate (1), the workbench (3) is located between the two hollow blocks (4), clamping grooves (41) are formed in one ends, close to the workbench (3), of the two hollow blocks (4), second threaded rods (5) are arranged in the hollow blocks (4), the lower ends of the second threaded rods (5) are rotatably connected with the hollow blocks (4), a, the fixing plate (42) is positioned below the clamping groove (41), the upper end face of the fixing plate (42) and the upper end face of the workbench (3) are positioned on the same horizontal plane, a second threaded sleeve (52) is sleeved on the outer surface of a second threaded rod (5), a moving plate (53) is installed at one end of the second threaded sleeve (52), supporting rods (13) are installed at the upper end of the bottom plate (1) in a bilateral symmetry mode, a top plate (14) is installed at the upper end of each supporting rod (13), an electric push rod (6) is installed at the lower end of the top plate (14), a fixing block (61) is installed at the lower end of the electric push rod (6), a transmission rod (71) is longitudinally arranged in the fixing block (61), the transmission rod (71) is rotatably connected with the fixing block (61), a limiting plate (72) is installed at the front end of the transmission rod (71), a fastening bolt (73) is arranged in the limiting plate (72), a plurality, drive link (71) rear end installation plectane (7), plectane (7) surface mounting a plurality of solid fixed cylinder (8), gu fixed cylinder (8) surface cover is established and is aimed at a section of thick bamboo (85), and aim at a section of thick bamboo (85) lower extreme and set up transparent piece (86), gu fixed cylinder (8) surface bilateral symmetry sets up recess (81), installation dead lever (82) in recess (81), slider (84) are established to dead lever (82) surface cover, and slider (84) fixed connection aims at a section of thick bamboo (85) inner wall, spring (83) are established to dead lever (82) surface cover, set up a plurality of motor (9) in plectane (7), drill bit (91) is installed to motor (9) one end, and in drill bit (91) pass solid fixed cylinder (8), the size difference of drill bit (.

2. The fixing device for the hole opening of the printed circuit board as claimed in claim 1, wherein the lower end of the bottom plate (1) is provided with a rubber pad (12), and the surface of the rubber pad (12) is provided with anti-skid lines.

3. The printed circuit board perforating fixing device as claimed in claim 1, characterized in that a first T-shaped turning block (21) is mounted at the right end of the base plate (1), and the first T-shaped turning block (21) is fixedly connected with the first threaded rod (2).

4. The printed circuit board hole opening fixing device as claimed in claim 1, wherein a second T-shaped rotating block (51) is arranged at the upper end of the hollow block (4), and the second T-shaped rotating block (51) is fixedly connected with a second threaded rod (5).

5. The apparatus as claimed in claim 1, wherein the moving plate (53) and the fixed plate (42) are each provided with a protective pad at one end thereof.

6. The fixing device for opening holes on printed circuit board as claimed in claim 1, wherein the upper end of the spring (83) is fixedly connected with the top of the inner part of the groove (81), and the lower end of the spring (83) is fixedly connected with the sliding block (84).