CN210731926U

CN210731926U - Backing plate for grinding circuit board

Info

Publication number: CN210731926U
Application number: CN201921467000.7U
Authority: CN
Inventors: 赖均华; 陈国华; 翁明远
Original assignee: Zhuhai Softwin Electronic Ltd
Current assignee: Zhuhai Softwin Electronic Ltd
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-06-12
Anticipated expiration: 2029-09-05

Abstract

The utility model relates to a circuit board processing equipment technical field, and a backing plate for processing of circuit board grinding plate is disclosed, including bottom plate and FPC board, the FPC board is located the top setting of bottom plate, the upper end left side fixedly connected with stiffening plate of bottom plate, the stiffening plate is L shape setting for the cross-section, the horizontal part set up screw hole of stiffening plate, the inside threaded connection of screw hole has first threaded rod, the lower extreme of first threaded rod extends to the inside of stiffening plate and rotates through first antifriction bearing and be connected with the clamp plate, the top right side of bottom plate is equipped with the push pedal, the lower extreme middle part fixedly connected with movable block of push pedal, the upper end right side of bottom plate seted up with movable block assorted shifting chute, the inside of shifting chute is equipped with the second threaded rod of. The utility model discloses be convenient for carry out fixed mounting with the FPC board, the FPC board shifts when avoiding grinding the board, and can used repeatedly, avoids extravagant sticky tape, and the people of being convenient for use.

Description

Backing plate for grinding circuit board

Technical Field

The utility model relates to a circuit board processing equipment technical field especially relates to a backing plate for circuit board grinds board processing.

Background

The circuit board has the name: the flexible printed circuit board and the rigid printed circuit board are combined together according to relevant process requirements through processes such as pressing and the like to form the circuit board with the FPC and the PCB.

The FPC board is required to be ground during manufacturing and processing, the FPC board is required to be placed on the backing plate during board grinding, in the prior art, the FPC board is generally attached to a hollow frame and is fixed by adhesive tape to grind the board, or the board is directly attached to an FR4 board by the adhesive tape to grind the board, the fixing is not firm, the adhesive tape is easily wasted, and therefore the backing plate for grinding the circuit board is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art and generally pasting the FPC board at a hollow frame, grind the board with the adhesive tape is fixed, perhaps directly paste the board with the adhesive tape and grind the board on FR4 panel, fixed insecure, and the problem of extravagant adhesive tape easily, and the backing plate that is used for circuit board grinding plate to process that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a backing plate for processing a circuit board grinding plate comprises a bottom plate and an FPC plate, wherein the FPC plate is arranged above the bottom plate, the left side of the upper end of the bottom plate is fixedly connected with a reinforcing plate, the section of the reinforcing plate is arranged in an L shape, a horizontal part of the reinforcing plate is provided with a threaded hole, the inner part of the threaded hole is in threaded connection with a first threaded rod, the lower end of the first threaded rod extends into the reinforcing plate and is rotatably connected with a pressing plate through a first rolling bearing, the right side of the upper part of the bottom plate is provided with a push plate, the middle part of the lower end of the push plate is fixedly connected with a movable block, the right side of the upper end of the bottom plate is provided with a movable groove matched with the movable block, a second threaded rod transversely arranged is arranged inside the movable groove, two ends of the second threaded rod are respectively and rotatably connected with the left side wall and the right, and the second threaded rod is in threaded connection with the moving block.

Preferably, the upper end of the first threaded rod is fixedly connected with a knob, the surface of the knob is provided with anti-skidding lines, and the right end of the second threaded rod is fixedly connected with an L-shaped handle.

Preferably, the lower end of the pressing plate is fixedly connected with a first rubber pad, and one side, close to the reinforcing plate, of the pushing plate is fixedly connected with a second rubber pad.

Preferably, the lower end of the reinforcing plate is fixedly connected with two symmetrically-arranged sliding blocks, and the upper end of the bottom plate is provided with two sliding grooves matched with the sliding blocks.

Preferably, the lower end of the sliding block is embedded with a ball, the ball is in rolling connection with the sliding block, and the lower part of the side wall of the ball is abutted to the bottom of the sliding groove.

Preferably, the four corners of the lower end of the bottom plate are fixedly connected with support legs, and the lower ends of the support legs are fixedly connected with anti-slip pads.

Compared with the prior art, the utility model provides a backing plate for circuit board grinds board processing possesses following beneficial effect:

1. this a backing plate for circuit board grinds board processing, the FPC board can be placed through the bottom plate that is equipped with, it is rotatory to drive the second threaded rod through the L shape handle that is equipped with, the second threaded rod is rotatory to drive the movable block and to be removed left, the movable block can drive the push pedal and to be removed left, the push pedal removes and can promote the FPC board and remove left, thereby can insert the stiffening plate in the left side of FPC board, and can support FPC board and stiffening plate tightly, avoid the FPC board to remove, the knob through being equipped with can drive first threaded rod rotatory, first threaded rod is rotatory to drive first threaded rod and clamp plate and move down, thereby the clamp plate can compress the FPC board tightly, avoid the FPC board to remove, the people of being convenient for grind the board.

2. This a backing plate for circuit board grinds board processing, can make the clamp plate compress tightly the FPC board more firmly through the first rubber pad that is equipped with, and avoid the clamp plate to cause the damage to the FPC board, can make the push pedal support the FPC board more firmly through being equipped with the second rubber pad, and avoid the push pedal to cause the damage to the FPC board, it is more stable when slider and the spout through being equipped with can make the push pedal remove, can reduce the slider friction that the inside slip of spout received through the ball that is equipped with, people of being convenient for use.

The device does not relate to the part and all is the same with prior art or can adopt prior art to realize, the utility model discloses be convenient for carry out fixed mounting with the FPC board, FPC board aversion when avoiding grinding the board, and can used repeatedly, avoid extravagant sticky tape, the people of being convenient for use.

Drawings

Fig. 1 is a schematic structural diagram of a backing plate for processing a circuit board grinding plate according to the present invention;

fig. 2 is a schematic side view of the structure of fig. 1.

In the figure: the novel anti-slip device comprises a base plate 1, an FPC 2, a reinforcing plate 3, a first threaded rod 4, a pressing plate 5, a pushing plate 6, a moving block 7, a second threaded rod 8, a knob 9, a 10L-shaped handle, a first rubber pad 11, a second rubber pad 12, a sliding block 13, balls 14, support legs 15 and a non-slip pad 16.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a backing plate for processing a circuit board grinding plate comprises a bottom plate 1 and an FPC plate 2, the FPC plate 2 is arranged above the bottom plate 1, the left side of the upper end of the bottom plate 1 is fixedly connected with a reinforcing plate 3, the reinforcing plate 3 is arranged in an L-shaped cross section, a threaded hole is formed in the horizontal part of the reinforcing plate 3, a first threaded rod 4 is connected to the inner thread of the threaded hole, the lower end of the first threaded rod 4 extends into the reinforcing plate 3 and is rotatably connected with a pressing plate 5 through a first rolling bearing, a push plate 6 is arranged on the right side of the upper end of the bottom plate 1, a moving block 7 is fixedly connected to the middle part of the lower end of the push plate 6, a moving groove matched with the moving block 7 is formed in the right side of the upper end of the bottom plate 1, a second threaded rod 8 transversely arranged is arranged in the, and the right end of the second threaded rod 8 extends to the outside of the bottom plate 1, and the second threaded rod 8 is in threaded connection with the moving block 7.

The upper end fixedly connected with knob 9 of first threaded rod 4, the surface of knob 9 is equipped with anti-skidding line, and the people of being convenient for rotate knob 9 and drive first threaded rod 4 rotatory, and the right-hand member fixedly connected with L shape handle 10 of second threaded rod 8, the people of being convenient for rotate L shape handle 10 and drive second threaded rod 8 rotatory.

The lower extreme fixedly connected with first rubber pad 11 of clamp plate 5 can make clamp plate 5 compress tightly FPC board 2 more firmly through first rubber pad 11 that is equipped with, and avoids clamp plate 5 to cause the damage to FPC board 2, and one side fixedly connected with second rubber pad 12 that push pedal 6 is close to stiffening plate 3 can make push pedal 6 support FPC board 2 tight more firmly through being equipped with second rubber pad 12, and avoids push pedal 6 to cause the damage to FPC board 2.

Slider 13 that two symmetries of lower extreme fixedly connected with of stiffening plate 3 set up, two and slider 13 assorted spouts have been seted up to the upper end of bottom plate 1, slider 13's lower extreme inlays and is equipped with ball 14, ball 14 and slider 13 roll connection, the lateral wall below of ball 14 offsets with the tank bottom of spout and sets up, it is more stable when can making push pedal 6 remove through slider 13 and the spout that is equipped with, can reduce the frictional force that slider 13 received in the inside slip of spout through the ball 14 that is equipped with.

The equal fixedly connected with stabilizer blade 15 of lower extreme four corners department of bottom plate 1, the lower extreme fixedly connected with slipmat 16 of stabilizer blade 15 is convenient for carry out the outrigger to bottom plate 1.

In the utility model, when in use, the FPC board 2 can be placed through the arranged bottom board, the second threaded rod 8 can be driven to rotate through the arranged L-shaped handle 10, the second threaded rod 8 can drive the moving block 7 to move leftwards, the moving block 7 can drive the push plate 6 to move leftwards, the push plate 6 can drive the FPC board 2 to move leftwards, so that the left side of the FPC board 2 can be inserted into the reinforcing plate 3, the FPC board 2 and the reinforcing plate 3 can be tightly pressed, the FPC board 2 is prevented from moving, the first threaded rod 4 can be driven to rotate through the arranged knob 9, the first threaded rod 4 can drive the first threaded rod 4 and the pressing plate 5 to move downwards, the pressing plate 5 can tightly press the FPC board 2, the FPC board 2 is prevented from moving, people can grind the board conveniently, the FPC board 2 can be more firmly pressed through the arranged first rubber pad 11, and the damage to the FPC board 2 caused by the pressing plate 5 is avoided, can make push pedal 6 support FPC board 2 tight more firm through being equipped with second rubber pad 12, and avoid push pedal 6 to cause the damage to FPC board 2, it is more stable when slider 13 and the spout that can make push pedal 6 remove through being equipped with, can reduce the frictional force that slider 13 received in the inside slip of spout through the ball 14 that is equipped with, the people of being convenient for use.

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. The backing plate for processing the circuit board grinding plate comprises a bottom plate (1) and an FPC plate (2), wherein the FPC plate (2) is arranged above the bottom plate (1), and is characterized in that the left side of the upper end of the bottom plate (1) is fixedly connected with a reinforcing plate (3), the cross section of the reinforcing plate (3) is L-shaped, a threaded hole is formed in the horizontal part of the reinforcing plate (3), a first threaded rod (4) is connected to the inner thread of the threaded hole, the lower end of the first threaded rod (4) extends to the inner part of the reinforcing plate (3) and is rotatably connected with a pressing plate (5) through a first rolling bearing, a push plate (6) is arranged on the right side of the upper part of the bottom plate (1), a moving block (7) is fixedly connected to the middle part of the lower end of the push plate (6), and a moving groove matched with the moving block (7), the inner portion of the moving groove is provided with a second threaded rod (8) which is transversely arranged, two ends of the second threaded rod (8) are respectively and rotatably connected with the left side wall and the right side wall of the moving groove through second rolling bearings, the right end of the second threaded rod (8) extends to the outer portion of the bottom plate (1), and the second threaded rod (8) is in threaded connection with the moving block (7).

2. The backing plate for circuit board grinding plate processing according to claim 1, characterized in that a knob (9) is fixedly connected to the upper end of the first threaded rod (4), the surface of the knob (9) is provided with anti-skid lines, and an L-shaped handle (10) is fixedly connected to the right end of the second threaded rod (8).

3. The pad for circuit board grinding processing according to claim 1, characterized in that the lower end of the pressing plate (5) is fixedly connected with a first rubber pad (11), and one side of the pushing plate (6) close to the reinforcing plate (3) is fixedly connected with a second rubber pad (12).

4. The backing plate for processing the circuit board grinding plate as claimed in claim 1, wherein the lower end of the reinforcing plate (3) is fixedly connected with two symmetrically arranged sliding blocks (13), and the upper end of the bottom plate (1) is provided with two sliding grooves matched with the sliding blocks (13).

5. The backing plate for the grinding processing of the circuit board according to claim 4, characterized in that the lower end of the sliding block (13) is embedded with a ball (14), the ball (14) is connected with the sliding block (13) in a rolling way, and the lower part of the side wall of the ball (14) is abutted against the bottom of the sliding groove.

6. The backing plate for the grinding processing of the circuit board according to the claim 1, characterized in that the four corners of the lower end of the bottom plate (1) are fixedly connected with support legs (15), and the lower ends of the support legs (15) are fixedly connected with non-slip pads (16).