CN221290586U

CN221290586U - Edge grinding device for PCB (printed circuit board)

Info

Publication number: CN221290586U
Application number: CN202323063251.8U
Authority: CN
Inventors: 陈遂佰; 刘湘; 周小飞
Original assignee: Shenzhen Huaqiu Electronics Co ltd
Current assignee: Shenzhen Huaqiu Electronics Co ltd
Priority date: 2023-11-14
Filing date: 2023-11-14
Publication date: 2024-07-09
Anticipated expiration: 2033-11-14

Abstract

The utility model provides a PCB (printed circuit board) edging device, which relates to the field of PCB processing equipment and comprises a mounting table and an edging assembly arranged on the mounting table, wherein an adjusting assembly is arranged on the mounting table, two clamping mechanisms are arranged on the adjusting assembly, when edging is carried out on a circuit board, the edging assembly edging is carried out on one side of the circuit board, a driving mechanism drives a connecting rod to rotate so as to enable a movable shaft to do circular motion, a sliding groove on the movable shaft is matched with a sliding groove on a rotating disc so as to drive the rotating disc on the connecting rod to rotate, when an arc surface on the connecting rod is contacted with an arc plate on the rotating disc, the stopping operation is realized, the rotating disc can be driven to rotate for 90 degrees every rotation of the connecting rod, the two clamping mechanisms and the circuit board are driven to do intermittent rotation, and the edging assembly can sequentially edging the rest three sides of the circuit board.

Description

Edge grinding device for PCB (printed circuit board)

Technical Field

The utility model relates to the field of PCB processing equipment, in particular to a PCB edging device.

Background

The edging device has the characteristics of finishing by rough grinding, fine grinding and polishing once, is suitable for grinding inclined planes of metal strips with different sizes and thicknesses, straight edges, circuit boards, also called printed circuit boards, and has the main advantages of greatly reducing wiring and assembly errors, improving automation level and production labor rate, and being divided into single-layer boards, double-layer boards, four-layer boards, six-layer boards and other multi-layer circuit boards according to the layer number of the circuit boards, and being slightly disordered in definition of names because the printed circuit boards are not general end products, such as: the motherboard for a personal computer is called a motherboard, but cannot be called a circuit board directly, and although the motherboard has a circuit board, the motherboard is not identical, so that the motherboard cannot be said to be identical in terms of evaluation industry, and because the motherboard has integrated circuit components mounted on the circuit board, the motherboard is not substantially identical to a printed circuit board, and the printed circuit board is a bare board, namely a circuit board without upper components.

The circuit board of mill production is by many the concatenation of the same little circuit board, just can carry out the production of later process after need cutting into the same little circuit board of individual, need carry out edging processing to circuit board periphery after the cutting, current circuit board edging device is with the circuit board centre gripping through two fixture, polish one limit of circuit board through polishing assembly, but need carry out edging to other three limit through the mode that manual change circuit board angle was polished to one of them limit after, manual operation makes the work load great, need spend certain time and energy, and under the circumstances that needs a large amount of polishes, whole work efficiency has been influenced to a certain extent.

Therefore, it is necessary to provide a new edge grinding device for PCB circuit board to solve the above technical problems.

Disclosure of utility model

In order to solve the technical problems, the utility model provides a PCB edging device.

The utility model provides a PCB edging device, comprising: the device comprises a mounting table and an edging assembly arranged on the mounting table, wherein an adjusting assembly is arranged on the mounting table, and two clamping mechanisms are arranged on the adjusting assembly;

The adjusting component comprises a mounting seat, a driving mechanism and two movable mechanisms, wherein the mounting seat is fixedly connected in a mounting groove formed in the mounting table, the driving mechanism is connected in the mounting seat, two ends of the driving mechanism are respectively and fixedly connected with two sides of the two movable mechanisms, two mounting frames are arranged on the mounting seat, one sides of the two movable mechanisms are respectively arranged in the mounting frames, and one ends of the two clamping mechanisms are movably arranged in the mounting frames and are attached to the inner walls of the mounting frames;

The movable mechanism comprises a rotating disc and a connecting rod, one side of the connecting rod is fixedly connected with the output end of the driving mechanism, one end of the connecting rod is an arc surface, one side of the connecting rod, which is far away from the driving mechanism, is provided with a movable shaft, the movable shaft can be matched with four sliding grooves formed in the rotating disc, an arc plate arranged on the rotating disc is matched with one end of the connecting rod, which is an arc surface, one end of the rotating disc, which is far away from the movable shaft, is fixedly connected with one end of the clamping mechanism, and the outer side wall of the rotating disc is matched with the inner side wall of the mounting frame and is movably connected with the inner side wall of the mounting frame.

Preferably, the driving mechanism comprises a rotating rod, a driving motor, two bevel gear sets, two movable rods and two driving pieces, one side of the driving motor is fixedly connected to the inner wall of a mounting cavity formed in the mounting seat, the output end of the driving motor is fixedly connected with one end of the rotating rod, which is far away from the driving motor, is movably connected to the inner wall of the mounting cavity formed in the mounting seat, one ends of the bevel gear sets are respectively fixedly connected to the rotating rod, the other ends of the bevel gear sets are respectively connected with the bottom ends of the two movable rods, the two movable rods respectively movably penetrate through the mounting seat and the mounting frame, and the two driving pieces are respectively fixedly connected to the upper ends of the two movable rods.

Preferably, the driving piece comprises a driving disc, a first gear and a second gear, wherein the driving disc is fixedly connected to the movable rod, a plurality of clamping grooves are formed in the upper side of the driving disc and matched with the outer side wall of the first gear, the second gear is meshed with the first gear, and one end of the second gear is fixedly connected with one side of the rotating rod.

Preferably, the edging subassembly includes support frame, link and edging dish, the upper end swing joint of edging dish in the link, the one end fixed connection of link in on the lateral wall of support frame, the bottom activity of support frame set up in the movable groove of seting up on the mount table and follow the movable groove direction motion.

Preferably, the bevel gear group comprises a first bevel gear and a second bevel gear, the first bevel gear is fixedly connected to the rotating rod, the second bevel gear is meshed with the first bevel gear, and the upper end of the second bevel gear is fixedly connected with the bottom end of the movable rod.

Preferably, a control panel is arranged on the mounting table.

Compared with the related art, the edge grinding device for the PCB provided by the utility model has the following beneficial effects:

The utility model provides a PCB circuit board edging device, when edging a circuit board, the circuit board is clamped by two clamping mechanisms, an edging assembly edging one side of the circuit board, a driving mechanism is started again, the driving mechanism drives a connecting rod to rotate, a movable shaft fixed on the connecting rod performs circular motion, the movable shaft is matched with a chute on a rotating disc so as to drive the rotating disc on the connecting rod to rotate, when the arc surface on the connecting rod contacts with an arc plate on the rotating disc, the rotating disc can be driven to rotate 90 degrees every time the connecting rod rotates, thus the two clamping mechanisms are driven to synchronously perform intermittent rotation, the circuit board is driven to perform intermittent rotation, the edging assembly can sequentially edging the rest three sides of the circuit board, and compared with the traditional way of manually changing the angle of the circuit board and edging, the labor is saved, and the working efficiency is improved to a certain extent.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the edge grinding device for a PCB circuit board provided by the utility model;

fig. 2 is a cross-sectional view of the edge grinding device for the PCB circuit board provided by the utility model;

FIG. 3 is a schematic view of a part of the adjusting assembly according to the present utility model;

FIG. 4 is a partial exploded view of an adjustment assembly according to the present utility model;

Fig. 5 is a split view of the structure of the movable mechanism provided by the utility model.

Reference numerals in the drawings: 1. a mounting table; 2. a clamping mechanism; 3. a control panel; 4. a mounting base; 5. rotating the disc; 6. a connecting rod; 7. a movable shaft; 8. an arc-shaped plate; 9. a chute; 10. a rotating lever; 11. a driving motor; 12. a first bevel gear; 13. a second bevel gear; 14. a movable rod; 15. a drive plate; 16. a first gear; 17. a second gear; 18. a support frame; 19. a connecting frame; 20. edging disc; 21. and (5) installing a frame.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1 to 5 in combination, fig. 1 is a schematic diagram of an overall structure of an edge grinding device for a PCB according to the present utility model; fig. 2 is a cross-sectional view of the edge grinding device for the PCB circuit board provided by the utility model; FIG. 3 is a schematic view of a part of the adjusting assembly according to the present utility model; FIG. 4 is a partial exploded view of an adjustment assembly according to the present utility model; fig. 5 is a split view of the structure of the movable mechanism provided by the utility model.

In the concrete implementation process, as shown in fig. 1-5, the edge grinding device for the PCB circuit board comprises a mounting table 1 and an edge grinding component arranged on the mounting table 1, wherein an adjusting component is arranged on the mounting table 1, two clamping mechanisms 2 are arranged on the adjusting component, the adjusting component comprises a mounting seat 4, a driving mechanism and two movable mechanisms, the mounting seat 4 is fixedly connected in a mounting groove formed in the mounting table 1, the driving mechanism is connected in the mounting seat 4, two ends of the driving mechanism are respectively and fixedly connected with two sides of the two movable mechanisms, two mounting frames 21 are arranged on the mounting seat 4, one sides of the two movable mechanisms are respectively arranged in the mounting frames 21, one ends of the two clamping mechanisms 2 are movably arranged in the mounting frames 21 and are attached to the inner wall of the mounting frames 21, The movable mechanism drives the connecting rod 6 and the movable shaft 7 fixed on the connecting rod 6 to do circular motion, the movable shaft 7 is matched with the sliding groove 9 on the rotating disc 5 so as to drive the rotating disc 5 on the connecting rod 6 to rotate, when the arc surface on the connecting rod 6 is contacted with the arc plate 8 on the rotating disc 5, the stopping is realized, the rotating disc 5 can be driven to rotate 90 degrees when the connecting rod 6 rotates for every circle, the angle adjusting mode is stable, the polishing precision and quality are improved to a certain extent, the two clamping mechanisms 2 are driven to synchronously do intermittent rotation, the movable mechanism comprises the rotating disc 5 and the connecting rod 6, one side of the connecting rod 6 is fixedly connected with the output end of the driving mechanism, One end of the connecting rod 6 is an arc surface, one side of the connecting rod 6 far away from the driving mechanism is provided with a movable shaft 7, the movable shafts 7 can be matched with four sliding grooves 9 formed in the rotating disc 5, an arc plate 8 formed in the rotating disc 5 is matched with one end of the connecting rod 6 which is an arc surface, one end of the rotating disc 5 far away from the movable shaft 7 is fixedly connected with one end of the clamping mechanism 2, the outer side wall of the rotating disc 5 is matched with the inner side wall of the mounting frame 21 and is movably connected with the inner side wall of the mounting frame 21, the driving mechanism comprises a rotating rod 10, a driving motor 11, two bevel gear groups, two movable rods 14 and two driving pieces, one side of the driving motor 11 is fixedly connected with the inner wall of a mounting cavity formed in the mounting seat 4, the output end of the driving motor 11 is fixedly connected with one end of the rotating rod 10, one end of the rotating rod 10 far away from the driving motor 11 is movably connected to the inner wall of the mounting cavity formed by the mounting seat 4, one ends of the two bevel gear sets are respectively and fixedly connected to the rotating rod 10, the other ends of the two bevel gear sets are respectively and fixedly connected with the bottom ends of the two movable rods 14, the two movable rods 14 respectively and movably penetrate through the mounting seat 4 and the mounting frame 21, the two driving pieces are respectively and fixedly connected to the upper ends of the two movable rods 14, the driving mechanisms can drive the clamping mechanisms 2 at the two sides to synchronously move, the driving pieces comprise a driving disc 15, a first gear 16 and a second gear 17, The driving disc 15 is fixedly connected to the movable rod 14, a plurality of clamping grooves are formed in the upper side of the driving disc 15 and matched with the outer side wall of the first gear 16, the second gear 17 is meshed with the first gear 16, one end of the second gear 17 is fixedly connected with one side of the rotating rod 10, the edging assembly comprises a support frame 18, a connecting frame 19 and an edging disc 20, the upper end of the edging disc 20 is movably connected to the inside of the connecting frame 19, one end of the connecting frame 19 is fixedly connected to the side wall of the support frame 18, the bottom end of the support frame 18 is movably arranged in a movable groove formed in the mounting table 1 and moves along the direction of the movable groove, the mounting table 1 is provided with a control panel 3, The bevel gear group comprises a first bevel gear 12 and a second bevel gear 13, wherein the first bevel gear 12 is fixedly connected to the rotating rod 10, the second bevel gear 13 is meshed with the first bevel gear 12, and the upper end of the second bevel gear 13 is fixedly connected with the bottom end of the movable rod 14.

The working principle provided by the utility model is as follows: when edging the circuit board, the circuit board is clamped through two clamping mechanisms 2, the edging disc 20 moves in the connecting frame 19, the position of the edging disc 20 is adjusted through the supporting frame 18, edging is carried out on one side of the circuit board, the driving motor 11 is started, the driving motor 11 drives the rotating rod 10, the first bevel gear 12 and the second bevel gear 13 to rotate, thereby driving the movable rod 14, the driving disc 15 on the movable rod 14 and the first gear 16 to rotate, the first gear 16 drives the second gear 17 and the connecting rod 6 fixedly connected with the second gear 17 to move, the movable shaft 7 fixed on the connecting rod 6 moves circularly, the movable shaft 7 is matched with the sliding groove 9 on the rotating disc 5 to drive the rotating disc 5 on the connecting rod 6 to rotate, stopping is realized when the arc surface on the connecting rod 6 contacts with the arc-shaped plate 8 on the rotating disc 5, the rotating disc 5 can be driven to rotate 90 degrees when the connecting rod 6 rotates for every time, the two clamping mechanisms 2 are driven to synchronously do intermittent rotation, the circuit board is driven to do intermittent rotation movement, and the edging disc 20 can sequentially do the three edges of the circuit board.

The circuits and control involved in the present utility model are all of the prior art, and are not described in detail herein. The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides a PCB circuit board edging device which characterized in that includes: the automatic polishing machine comprises a mounting table (1) and an edging assembly arranged on the mounting table (1), wherein an adjusting assembly is arranged on the mounting table (1), and two clamping mechanisms (2) are arranged on the adjusting assembly;

The adjusting assembly comprises an installation seat (4), a driving mechanism and two movable mechanisms, wherein the installation seat (4) is fixedly connected in an installation groove formed in the installation table (1), the driving mechanism is connected in the installation seat (4), two ends of the driving mechanism are respectively and fixedly connected with two sides of the movable mechanisms, two installation frames (21) are arranged on the installation seat (4), one sides of the two movable mechanisms are arranged in the installation frames (21), and one ends of the two clamping mechanisms (2) are movably arranged in the installation frames (21) and are attached to the inner walls of the installation frames (21);

The movable mechanism comprises a rotating disc (5) and a connecting rod (6), one side of the connecting rod (6) is fixedly connected with the output end of the driving mechanism, one end of the connecting rod (6) is an arc surface, one side of the connecting rod (6) away from the driving mechanism is provided with a movable shaft (7), the movable shaft (7) can be matched with four sliding grooves (9) formed in the rotating disc (5), an arc plate (8) arranged on the rotating disc (5) is matched with one end of the connecting rod (6) which is an arc surface, one end of the rotating disc (5) away from the movable shaft (7) is fixedly connected with one end of the clamping mechanism (2), and the outer side wall of the rotating disc (5) is matched with the inner side wall of the mounting frame (21) and is movably connected with the inner side wall of the mounting frame (21).

2. The edge grinding device of a PCB circuit board according to claim 1, wherein the driving mechanism comprises a rotating rod (10), a driving motor (11), two bevel gear sets, two movable rods (14) and two driving pieces, one side of the driving motor (11) is fixedly connected to an inner wall of a mounting cavity formed in the mounting seat (4), an output end of the driving motor (11) is fixedly connected with one end of the rotating rod (10), one end of the rotating rod (10) away from the driving motor (11) is movably connected to an inner wall of a mounting cavity formed in the mounting seat (4), one ends of the two bevel gear sets are respectively and fixedly connected to the rotating rod (10), the other ends of the two bevel gear sets are respectively and fixedly connected with the bottom ends of the two movable rods (14), the two movable rods (14) respectively and movably penetrate through the mounting seat (4) and the mounting frame (21), and the two driving pieces are respectively and fixedly connected to the upper ends of the two movable rods (14).

3. The edge grinding device for the PCB circuit board according to claim 2, wherein the driving piece comprises a driving disc (15), a first gear (16) and a second gear (17), the driving disc (15) is fixedly connected to the movable rod (14), a plurality of clamping grooves are formed in the upper side of the driving disc (15) and matched with the outer side wall of the first gear (16), the second gear (17) is meshed with the first gear (16), and one end of the second gear (17) is fixedly connected with one side of the rotary rod (10).

4. A PCB edging device according to claim 3, characterized in that the edging assembly comprises a support frame (18), a connecting frame (19) and an edging disc (20), the upper end of the edging disc (20) is movably connected in the connecting frame (19), one end of the connecting frame (19) is fixedly connected to the side wall of the support frame (18), and the bottom end of the support frame (18) is movably arranged in a movable groove formed in the mounting table (1) and moves along the direction of the movable groove.

5. The edge grinding device for the PCB circuit board according to claim 4, wherein the bevel gear set comprises a first bevel gear (12) and a second bevel gear (13), the first bevel gear (12) is fixedly connected to the rotating rod (10), the second bevel gear (13) is meshed with the first bevel gear (12), and the upper end of the second bevel gear (13) is fixedly connected with the bottom end of the movable rod (14).

6. The edge grinding device for the PCB circuit board according to claim 5, wherein a control panel (3) is arranged on the mounting table (1).