CN211615104U

CN211615104U - PCB edge grinding device

Info

Publication number: CN211615104U
Application number: CN202020106144.6U
Authority: CN
Inventors: 王松林
Original assignee: Shenzhen Lutongda Technology Co ltd
Current assignee: Shenzhen Lutongda Technology Co ltd
Priority date: 2020-01-17
Filing date: 2020-01-17
Publication date: 2020-10-02
Anticipated expiration: 2030-01-17

Abstract

The utility model discloses a PCB circuit board edging device, including the PCB circuit board, the PCB circuit board is settled in fixed frame, and fixed frame is connected with fixed baseplate through the connecting rod, the fixed baseplate upper end is equipped with movable platform, and is equipped with the motor on the movable platform to be equipped with the connecting axle that is connected on the motor shaft of motor, the connecting axle is equipped with 2 helicitic texture, and 2 helicitic texture punishments do not alternate in the screw thread through-hole department of one of them emery wheel and another emery wheel's thread groove. This PCB circuit board edging device is rotatory through 2 emery wheels of a motor drive, enables two corresponding limits of PCB circuit board and is polished simultaneously, lets PCB circuit board's edging efficiency improved greatly, and 2 even threaded connection of emery wheel on connecting axle 4, and this setting can let damage emery wheel by quick replacement, lets the device's result of use better.

Description

PCB edge grinding device

Technical Field

The utility model relates to a PCB circuit board processing technology field specifically is a PCB circuit board edging device.

Background

The PCB is also called a PCB, which is a provider of electrical connection of electronic components, and is generally referred to as "PCB" and cannot be called "PCB". Its development has been over 100 years old; the design of the method is mainly layout design; the circuit board has the main advantages of greatly reducing errors of wiring and assembly, improving automation level and production labor rate, and being divided into single-layer boards, double-sided boards, four-layer boards, six-layer boards and other multi-layer circuit boards according to the number of layers of the circuit board.

The base plate of PCB circuit board is after processing is accomplished, need polish the operation, let its the effect that exhibits better, the patent number is CN201720204627.8 a PCB circuit board grinds the board device, clear away the oxide of PCB circuit board face, the residue of dirt has been avoided, however, the device polish inefficiency, and can not be applicable to the repair work that the PCB circuit board cut the face, and pivoted equipment of polishing also can only the single edge grinding operation to a limit of PCB circuit board, consequently, prior art exists not enoughly, need improve it.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PCB circuit board edging device to solve the PCB circuit board edging inefficiency problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a PCB circuit board edging device, includes the PCB circuit board, the PCB circuit board is settled in fixed frame, and fixed frame is connected with fixed baseplate through the connecting rod, the fixed baseplate upper end is equipped with movable platform, and is equipped with the motor on the movable platform to be equipped with the connecting axle that is connected on the motor shaft of motor, the connecting axle is equipped with 2 helicitic texture, and 2 helicitic texture punishments do not alternate in the screw through-hole department of one of them dull polish wheel and the thread groove of another dull polish wheel, two limits of PCB circuit board laminate mutually with the one side of the dull polish wheel of different positions respectively.

Preferably, the fixing frame is of a "" structure, the inner wall of one side of the fixing frame is connected with a movable support frame through a spring, and one end of the movable support frame and the inner wall of the other side of the fixing frame are respectively attached to the other two sides of the PCB.

Preferably, the fixed frame is provided with a through hole, a vertical rod part of the movable support frame is inserted into the through hole, and the movable support frame is of a 'V' -shaped structure.

Preferably, the outer wall of one end of the connecting shaft is embedded with a limiting disc, and the limiting disc is attached to one of the grinding wheels.

Preferably, the movable platform is provided with a groove, a pulley is inserted and connected in the groove through a rotating shaft, and one part of the pulley is inserted and connected in a sliding groove formed in the fixed base.

Preferably, the fixed base is provided with an electric push rod, and a telescopic shaft of the electric push rod is connected with the movable platform.

Compared with the prior art, the beneficial effects of the utility model are that: this PCB circuit board edging device is rotatory through 2 emery wheels of a motor drive, enables two corresponding limits of PCB circuit board and is polished simultaneously, lets PCB circuit board's edging efficiency improved greatly, and 2 even threaded connection of emery wheel on connecting axle 4, and this setting can let damage emery wheel by quick replacement, lets the device's result of use better.

Drawings

Fig. 1 is a structural diagram of the edge grinding device for a PCB circuit board of the present invention;

fig. 2 is an enlarged view of a position a in fig. 1 of the edge grinding device for a PCB of the present invention;

fig. 3 is a schematic view of a grinding wheel connecting shaft of the edge grinding device for a PCB;

fig. 4 is the utility model relates to a PCB edge grinding device's PCB circuit board's fixed state schematic diagram.

In the figure: 1. PCB circuit board, 2, fixed frame, 3, emery wheel, 4, connecting axle, 5, spacing dish, 6, electric putter, 7, motor, 8, movable platform, 9, pulley, 10, fixed baseplate, 11, connecting rod, 12, spring, 13, activity support frame.

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, the present invention provides a technical solution: an edge grinding device for a PCB (printed Circuit Board), which comprises a PCB 1, a fixed frame 2, a grinding wheel 3, a connecting shaft 4, a limiting disc 5, an electric push rod 6, a motor 7, a movable platform 8, a pulley 9, a fixed base 10, a connecting rod 11, a spring 12 and a movable supporting frame 13, wherein the PCB 1 is arranged in the fixed frame 2, the fixed frame 2 is connected with the fixed base 10 through the connecting rod 11, the fixed frame 2 is arranged in a "" type structure, the inner wall of one side of the fixed frame 2 is connected with the movable supporting frame 13 through the spring 12, one end of the movable supporting frame 13 is respectively jointed with the other two sides of the PCB 1 with the inner wall of the other side of the fixed frame 2, the movable supporting frame 13 acts on the fixed frame 2 through the spring 12 to form an elastic fixed structure with the PCB 1, the fixed structure has firm fixing effect and is, the fixed frame 2 is provided with a through hole, the vertical rod part of the movable support frame 13 is inserted in the through hole, the movable support frame 13 is arranged into a 'shaped structure', the through hole of the fixed frame 2 can increase the limiting effect on the moving track of the movable support frame 13, the moving position of the through hole is accurate, the fixed acting force on the PCB circuit board 1 is more uniform, the upper end of the fixed base 10 is provided with the movable platform 8, the upper end of the movable platform 8 is provided with the motor 7, the motor shaft of the motor 7 is provided with the connecting shaft 4 which is connected, the fixed base 10 is provided with the electric push rod 6, the model of the electric push rod 6 is arranged as ANT-52, the telescopic shaft of the electric push rod 6 is connected with the movable platform 8, the electric push rod 6 can drive the movable platform 8 to move, the movable platform 8 can drive the rotating grinding wheel 3 to contact, avoid manual low-efficiency operation, the movable platform 8 is provided with a groove, the groove is connected with a pulley 9 through a rotating shaft, and a part of the pulley 9 is inserted in a chute arranged on the fixed base 10, the pulley 9 slides in the chute of the fixed base 10 to ensure that the moving operation of the movable platform 8 is convenient and smooth, the chute of the fixed base 10 avoids the deviation of the moving track of the movable platform 8, the connecting shaft 4 is provided with 2 thread structures, and the thread structure 2 is respectively inserted in the thread through hole of one grinding wheel 3 and the thread groove of the other grinding wheel 3, a limiting disc 5 is embedded on the outer wall of one end of the connecting shaft 4, and spacing dish 5 and one of them emery wheel 3 laminating mutually, spacing dish 5 can play limiting displacement to the mounted position of one of them emery wheel 3, lets its accurate assigned position of installing on connecting axle 4, and two limits of PCB circuit board 1 laminate mutually with the one side of the emery wheel 3 of different positions respectively.

The working principle is as follows: when the edge grinding device for the PCB is used, firstly, the movable support frame 13 is pressed to enable the movable support frame to drive the spring 12 to be compressed, the PCB 1 is placed in the fixed frame 2 and is placed between the movable support frame 13 and one side of the inner wall of the fixed frame 2, the movable support frame 13 is loosened to enable the movable support frame to extrude and fix the PCB 1 under the elastic reaction force of the spring 12, then, a power switch of the electric push rod 6 and the motor 7 is opened, the motor 7 is electrified to drive the connecting shaft 4 to rotate, the connecting shaft 4 rotates to drive the grinding wheel 3 to rotate, the electric push rod 6 is electrified to drive the movable platform 8 to move, the movable platform 8 movably drives the pulley 9 to roll in the chute of the fixed base 10, meanwhile, the movable platform 8 also drives the motor 7, the grinding wheel 3 and the connecting shaft 4 to move, the rotating grinding wheel 3 is contacted with two sides of, let its two limits polished, finally, can carry out the edging operation to two other limits of fixed size's PCB circuit board 1 with the same operation through addding another PCB circuit board edging device, this is exactly this PCB circuit board edging device's use.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a PCB circuit board edging device, includes PCB circuit board (1), PCB circuit board (1) is settled in fixed frame (2), and fixed frame (2) are connected with fixed baseplate (10), its characterized in that through connecting rod (11): the grinding machine is characterized in that a movable platform (8) is arranged at the upper end of the fixed base (10), a motor (7) is arranged at the upper end of the movable platform (8), a connecting shaft (4) connected with the motor is arranged on a motor shaft of the motor (7), the connecting shaft (4) is provided with 2 threaded structures, the 2 threaded structures are respectively inserted into a threaded through hole of one grinding wheel (3) and a threaded groove of the other grinding wheel (3), and two edges of the PCB (1) are respectively attached to one surfaces of the grinding wheels (3) at different positions.

2. The PCB edge grinding device according to claim 1, wherein: the fixing frame (2) is of a 'T' -shaped structure, the inner wall of one side of the fixing frame (2) is connected with a movable support frame (13) through a spring (12), and one end of the movable support frame (13) is attached to the inner wall of the other side of the fixing frame (2) and the other two sides of the PCB (1) respectively.

3. The PCB edge grinding device according to claim 1, wherein: the fixing frame (2) is provided with a through hole, a vertical rod part of the movable support frame (13) is inserted into the through hole, and the movable support frame (13) is of a 'T' -shaped structure.

4. The PCB edge grinding device according to claim 1, wherein: the outer wall of one end of the connecting shaft (4) is embedded with a limiting disc (5), and the limiting disc (5) is attached to one of the grinding wheels (3).

5. The PCB edge grinding device according to claim 1, wherein: the movable platform (8) is provided with a groove, a pulley (9) is inserted and connected in the groove through a rotating shaft, and one part of the pulley (9) is inserted in a sliding groove formed in the fixed base (10).

6. The PCB edge grinding device according to claim 1, wherein: an electric push rod (6) is arranged on the fixed base (10), and a telescopic shaft of the electric push rod (6) is connected with the movable platform (8).