PCB laser drilling device

Abstract

The utility model relates to a PCB (printed circuit board) laser drilling device, which aims at solving the technical problems that the bottom side of a current circuit board is directly contacted with a machine table, and the machine table is easy to be swept by laser and damaged during drilling, and comprises a laser drilling machine body and a placing structure, the placing structure comprises a base table, a fixing block A, a fixing block B, a base plate A, a base plate B, a U-shaped plate A and a U-shaped plate B; the base table is fixedly arranged on a workbench of the laser-beam drilling machine body. The fixing block A and the fixing block B are symmetrically and fixedly arranged at the two ends of the top side of the base table. The base plate A is fixedly arranged at the top end of the fixed block A; the base plate B is arranged at the top end of the fixed block B; the U-shaped plate A is fixedly arranged on the top side of the base plate A; the U-shaped plate B is fixedly arranged at the inner end of the top side of the base plate B; and the opening of the U-shaped plate A is opposite to that of the U-shaped plate B. According to the utility model, the circuit board is supported and suspended, so that the bottom side of the circuit board is not contacted with the top side of the base station, and laser is not easy to contact with the base station.

Description

Technical Field

[0001] The utility model relates to the technical field of PCB drilling, in particular to a PCB laser drilling device. Background Art

[0002] PCB board, also known as circuit board, miniaturizes and visualizes circuits, and plays an important role in the mass production of fixed circuits and the optimization of electrical appliance layout.

[0003] When drilling holes in a circuit board, a laser drilling machine can be used. However, when drilling holes in a circuit board using an existing laser drilling machine, the circuit board is placed on the machine platform, but the bottom side of the circuit board is in direct contact with the machine platform. The laser can easily scan the machine platform during drilling, causing damage to the machine platform.

[0004] In view of this, we propose a PCB laser drilling device. Utility Model Content

[0005] The purpose of the utility model is to overcome the shortcomings of the existing technology, meet the actual needs, and provide a PCB laser drilling device to solve the technical problem that the bottom side of the current circuit board is in direct contact with the machine, and the laser is easily scanned by the machine during drilling, thereby damaging the machine.

[0006] In order to achieve the purpose of the present invention, the technical solution adopted by the present invention is as follows: a PCB laser drilling device is designed, including a laser drilling machine body and a placement structure;

[0007] The placement structure is arranged on the workbench of the laser drilling machine body;

[0008] The placement structure includes a base, a fixing block A, a fixing block B, a pad A, a pad B, a U-shaped plate A and a U-shaped plate B;

[0009] The base is fixed on the workbench of the laser drilling machine body;

[0010] The fixing block A and the fixing block B are symmetrically fixed at the two ends of the top side of the base;

[0011] The pad A is fixed on the top of the fixed block A;

[0012] The pad B is arranged on the top of the fixed block B;

[0013] The U-shaped plate A is fixed on the top side of the pad A;

[0014] The U-shaped plate B is fixed to the inner end of the top side of the pad B;

[0015] The openings of the U-shaped plate A and the U-shaped plate B are opposite to each other.

[0016] Preferably, the top transverse sections of the U-shaped plate A and the U-shaped plate B are shorter than the bottom transverse sections.

[0017] Preferably, abutment springs are arranged on the inner sides of the top transverse sections of the U-shaped plate A and the U-shaped plate B respectively;

[0018] The abutting spring piece is designed to be arc-shaped, and the arched end of the abutting spring piece faces downward.

[0019] Preferably, a connecting plate is fixed to the outer end of the bottom side of the pad B, a threaded rod is threaded through the connecting plate, the inner end of the threaded rod is rotatably connected to the side of the base through a rotating shaft, and a rotating handle is fixed to the outer end of the threaded rod.

[0020] Preferably, two slide bars are symmetrically fixed on the bottom side of the pad B, and two slide grooves are symmetrically opened on the top of the fixed block B, and the slide bars are slidably matched with the slide grooves;

[0021] The cross section of the slide bar is an I-shaped structure, and the slide bar is adapted to the slide groove.

[0022] Compared with the prior art, the beneficial effects of the present invention are:

[0023] 1. The utility model has the advantages of supporting the circuit board in the air by arranging the base, fixed block A, fixed block B, pad A, pad B, U-shaped plate A and U-shaped plate B, so that the bottom side of the circuit board does not contact the top side of the base, and the laser is not easy to contact the base, which solves the problem that the bottom side of the circuit board is in direct contact with the machine, and the laser is easy to scan the machine during drilling, thereby damaging the machine.

[0024] 2. The present invention has the advantage of positioning the side ends of the circuit board located in the U-shaped plate A and the U-shaped plate B by providing the abutting spring pieces, thereby maintaining the stability of the circuit board.

[0025] 3. The utility model has the advantage of adjusting the position of the pad B, thereby adjusting the position of the U-shaped plate B and controlling the distance between the U-shaped plate B and the U-shaped plate A by setting the connecting plate, the threaded rod and the rotating handle, which is convenient for placing the circuit board.

[0026] 4. The present invention has the advantage of enabling the pad B to move stably through the sliding cooperation of the slide bar and the slide groove by providing the slide bar and the slide groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0028] Figure 2 This is a schematic diagram of the placement structure of the utility model;

[0029] Figure 3 This is a schematic diagram of the connection structure of the abutting spring piece of the present utility model;

[0030] Figure 4 This is a schematic diagram of the connection structure of the pad B of the present utility model;

[0031] In the figure: 1. Laser drilling machine body; 2. Placement structure;

[0032] 201, base; 202, fixing block A; 203, backing plate A; 204, U-shaped plate A; 205, fixing block B; 206, backing plate B; 207, U-shaped plate B; 208, connecting plate; 209, threaded rod; 2010, rotating handle; 2011, abutting spring; 2012, sliding bar;

[0033] 2051. Chute. DETAILED DESCRIPTION

[0034] The present invention is further described below with reference to the accompanying drawings and embodiments:

[0035] Example 1: A PCB laser drilling device, see Figures 1 to 4 , including a laser drilling machine body 1, and also including a placement structure 2; the placement structure 2 is arranged on the workbench of the laser drilling machine body 1;

[0036] The placement structure 2 includes a base 201, a fixed block A202, a fixed block B205, a pad A203, a pad B206, a U-shaped plate A204 and a U-shaped plate B207; the base 201 is fixed on the workbench of the laser drilling machine body 1; the fixed block A202 and the fixed block B205 are symmetrically fixed at the two ends of the top side of the base 201; the pad A203 is fixed at the top of the fixed block A202; the pad B206 is arranged at the top of the fixed block B205; the U-shaped plate A204 is fixed on the top side of the pad A203; the U-shaped plate B207 is fixed at the inner end of the top side of the pad B206; wherein, the openings of the U-shaped plate A204 and the U-shaped plate B207 are opposite to each other.

[0037] The utility model has the advantages of supporting the circuit board in the air by arranging the base 201, the fixing block A202, the fixing block B205, the pad A203, the pad B206, the U-shaped plate A204 and the U-shaped plate B207, so that the bottom side of the circuit board does not contact the top side of the base 201, and the laser is not easy to contact the base 201. This solves the problem that the bottom side of the circuit board is in direct contact with the machine, and the laser is easy to scan the machine during drilling, thereby damaging the machine.

[0038] Specifically, the top transverse sections of the U-shaped plate A204 and the U-shaped plate B207 are shorter than the bottom transverse sections. When placing the circuit board, the side of the circuit board can be better placed in the U-shaped plate A204.

[0039] Furthermore, abutting spring pieces 2011 are respectively arranged on the inner sides of the top transverse sections of the U-shaped plate A204 and the U-shaped plate B207; wherein, the abutting spring pieces 2011 are designed to be arc-shaped, with the arched ends of the abutting spring pieces 2011 facing downwards.

[0040] The present invention has the advantage of positioning the side ends of the circuit board located in the U-shaped plate A204 and the U-shaped plate B207 by providing the abutting spring piece 2011, thereby keeping the circuit board stable.

[0041] Furthermore, a connecting plate 208 is fixed to the outer end of the bottom side of the pad B206, and a threaded rod 209 is threaded through the connecting plate 208. The inner end of the threaded rod 209 is rotatably connected to the side of the base 201 through a rotating shaft, and a rotating handle 2010 is fixed to the outer end of the threaded rod 209.

[0042] The utility model has the advantage of adjusting the position of the pad B206 by setting the connecting plate 208, the threaded rod 209 and the rotating handle 2010, thereby adjusting the position of the U-shaped plate B207, controlling the distance between the U-shaped plate B207 and the U-shaped plate A204, and facilitating the placement of the circuit board.

[0043] It is worth noting that two slide bars 2012 are symmetrically fixed on the bottom side of the pad B206, and two slide grooves 2051 are symmetrically opened on the top of the fixed block B205, and the slide bars 2012 slide in conjunction with the slide grooves 2051; wherein, the cross-section of the slide bar 2012 is an I-shaped structure, and the slide bar 2012 is adapted to the slide grooves 2051.

[0044] The present invention has the advantage of stably moving the pad B206 through the provision of the slide bar 2012 and the slide groove 2051 , through the sliding cooperation between the slide bar 2012 and the slide groove 2051 .

[0045] Working principle: Using the device of the present invention, one end of the circuit board to be punched is inserted into the U-shaped plate A204, and the abutting spring piece 2011 in the U-shaped plate A204 is squeezed and bent until one end of the circuit board to be punched contacts the U-shaped plate A204, keeping the circuit board to be punched horizontal, turning the handle 2010, and the threaded rod 209 rotates to drive the connecting plate 208 to move along the threaded rod 209, pushing the pad B206 to drive the U-shaped plate B207 to move, until the other end of the circuit board to be punched is inserted into the U-shaped plate B207, and the abutting spring piece 2011 in the U-shaped plate B207 is squeezed and bent until the other end of the circuit board to be punched contacts the U-shaped plate B207, positioning the circuit board to be punched, and the laser punching machine body 1 drives the positioned circuit board, and the circuit board can be directly pulled out after punching.

[0046] The embodiments disclosed in the present invention are preferred embodiments, but are not limited to them. Ordinary technicians in this field can easily understand the spirit of the present invention based on the above embodiments and make different extensions and changes. As long as they do not deviate from the spirit of the present invention, they are all within the scope of protection of the present invention.

Claims

1. A PCB laser drilling device, comprising a laser drilling machine body (1), characterized in that: Also includes: A placement structure (2) is arranged on a workbench of the laser drilling machine body (1); The placement structure (2) comprises: A base (201) is fixed on the workbench of the laser drilling machine body (1); The fixing block A (202) and the fixing block B (205) are symmetrically fixed on the two ends of the top side of the base (201); A pad A (203) is fixed on the top of the fixing block A (202); A pad B (206) is arranged on the top of the fixing block B (205); A U-shaped plate A (204) is fixed on the top side of the pad A (203); A U-shaped plate B (207) is fixed to the inner end of the top side of the pad B (206); The U-shaped plate A (204) and the U-shaped plate B (207) are opened facing each other.

2. A PCB laser drilling device according to claim 1, characterized in that: The top transverse sections of the U-shaped plate A (204) and the U-shaped plate B (207) are shorter than the bottom transverse sections.

3. A PCB laser drilling device as claimed in claim 2, characterized in that: Abutment springs (2011) are respectively arranged on the inner sides of the top transverse sections of the U-shaped plate A (204) and the U-shaped plate B (207); The abutting spring piece (2011) is designed to be arc-shaped, and the arched end of the abutting spring piece (2011) faces downward.

4. A PCB laser drilling device according to claim 1, characterized in that: A connecting plate (208) is fixedly provided at the outer end of the bottom side of the pad B (206), a threaded rod (209) is threadedly passed through the connecting plate (208), the inner end of the threaded rod (209) is rotatably connected to the side of the base (201) via a rotating shaft, and a rotating handle (2010) is fixedly provided at the outer end of the threaded rod (209).

5. A PCB laser drilling device as claimed in claim 4, characterized in that: Two slide bars (2012) are symmetrically fixed on the bottom side of the pad B (206), and two slide grooves (2051) are symmetrically opened on the top of the fixed block B (205), and the slide bars (2012) are slidably matched with the slide grooves (2051); The cross section of the slide bar (2012) is an I-shaped structure, and the slide bar (2012) is adapted to the slide groove (2051).

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