CN216253373U

CN216253373U - Circuit board fixing jig

Info

Publication number: CN216253373U
Application number: CN202122012073.0U
Authority: CN
Inventors: 叶钢华; 吴永强; 程祥艳
Original assignee: Winglung Huizhou Pcb Co ltd
Current assignee: Winglung Huizhou Pcb Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-04-08
Anticipated expiration: 2031-08-25

Abstract

The utility model relates to the technical field of circuit boards, in particular to a circuit board fixing jig which comprises a base, a first supporting plate and a second supporting plate which are arranged on the base, a screw rod arranged between the first supporting plate and the second supporting plate, a moving plate connected with the screw rod, a first support rotatably connected with the first supporting plate, a second support rotatably connected with the moving plate, a first fixing assembly connected with the first support, and a second fixing assembly connected with the second support. The first support and the second support can freely adjust the angle and the length, and meanwhile, the second support is connected with the movable plate, the distance between the first fixing component and the second fixing component can be adjusted under the action of the screw rod and the driving piece, the free adjustment of the height and the angle of the circuit board can be realized when the circuit board is clamped and fixed, the use is flexible, the operation is convenient, the fixing effect is good, the circuit board fixing device can adapt to circuit boards of different specifications, and the universality is strong.

Description

Circuit board fixing jig

Technical Field

The utility model relates to the technical field of circuit boards, in particular to a circuit board fixing jig.

Background

A printed circuit board, also called PCB or printed circuit board, is one of the important components in the electronic industry, and almost every kind of electronic equipment, as small as electronic watches, calculators, as large as computers, communication electronic equipment, and military weapon systems, has electronic components such as integrated circuits, etc., and the printed circuit board is used for electrically interconnecting the components. Common circuit boards generally include single-sided boards, double-sided boards, multi-layer boards, and the like. The production process of circuit boards requires many processes such as cutting, drilling, copper deposition, etching, solder resist, pattern transfer, inspection, and testing. In the production process, sometimes the circuit board needs to be fixed to perform a certain operation, for example, during inspection or repair welding, the circuit board is directly placed on a workbench in the conventional mode, and when the circuit board needs to be too high or inclined in a certain operation, the mode is inconvenient to operate, tools are needed to heighten the circuit board, and the angle is difficult to adjust.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, the present invention provides a circuit board fixing jig.

The utility model is realized by adopting the following scheme:

a circuit board fixing jig comprises a base, a first supporting plate and a second supporting plate which are arranged on the base, a screw rod arranged between the first supporting plate and the second supporting plate, a moving plate connected with the screw rod, a first support rotatably connected with the first supporting plate, a second support rotatably connected with the moving plate, a first fixing assembly connected with the first support, and a second fixing assembly connected with the second support; the first fixing assembly and the second fixing assembly respectively comprise a fixing part connected with the circuit board, at least one first locking piece arranged on the fixing part, and a connecting shaft arranged on one side of the fixing part; first support and second support all include first linking arm, with but first linking arm mobile connection's second linking arm, set up in the connector of second linking arm tip, set up in be used for on the first linking arm to fix the second retaining member of second linking arm, the first linking arm of first support with first backup pad rotatable coupling, the first linking arm of second support with second backup pad rotatable coupling, the connector with connecting axle rotatable coupling.

Furthermore, a connecting rod is arranged on one side, facing the second support, of the first connecting arm of the first support, and the first connecting arm of the second support is movably connected with the connecting rod.

Further, the first connecting arm is provided with a third locking member.

Furthermore, the connector is provided with a fourth locking piece for locking the connecting shaft.

Furthermore, at least one guide rod is arranged between the first support plate and the second support plate, and the moving plate is movably connected with the guide rod.

Furthermore, a driving piece for driving the lead screw is arranged on the base.

Furthermore, an electric control box is arranged on the base, and a plurality of keys used for controlling the driving piece are arranged on the electric control box.

Further, the fixing part comprises a first fixing arm and a second fixing arm connected with the first fixing arm, and the first fixing arm and the second fixing arm are connected in an L shape.

Compared with the prior art, the utility model has the following beneficial effects:

the first support and the second support can freely adjust the angle and the length, and meanwhile, the second support is connected with the movable plate, the distance between the first fixing component and the second fixing component can be adjusted under the action of the screw rod and the driving piece, the free adjustment of the height and the angle of the circuit board can be realized when the circuit board is clamped and fixed, the use is flexible, the operation is convenient, the fixing effect is good, the circuit board fixing device can adapt to circuit boards of different specifications, and the universality is strong. In addition, the angle of the circuit board can be further adjusted by the first fixing component and the second fixing component, and flexibility is enhanced.

Drawings

Fig. 1 is a schematic structural diagram of a circuit board fixing jig according to the present invention.

Fig. 2 is a schematic view of a first fixing member of the present invention.

Fig. 3 is a schematic structural diagram of the connection joint.

The figure includes:

the automatic feeding device comprises a base 1, a first supporting plate 11, a second supporting plate 12, a lead screw 13, a moving plate 14, a guide rod 15, a driving piece 16, an electronic control box 17, a key 18, a first support 2, a first connecting arm 21, a second connecting arm 22, a connector 23, a second locking piece 24, a third locking piece 25, a fourth locking piece 26, a second support 3, a first fixing component 4, a fixing part 41, a first fixing arm 41a, a second fixing arm 41b, a first locking piece 42, a connecting shaft 43, a second fixing component 5, a connecting rod 6 and a circuit board 7.

Detailed Description

To facilitate an understanding of the present invention for those skilled in the art, the present invention will be described in further detail below with reference to specific embodiments and accompanying drawings.

Referring to fig. 1 to 3, the present invention provides a circuit board fixing jig, including a base 1, a first supporting plate 11 and a second supporting plate 12 disposed on the base 1, a screw 13 disposed between the first supporting plate 11 and the second supporting plate 12, a moving plate 14 connected to the screw 13, a first bracket 2 rotatably connected to the first supporting plate 11, a second bracket 3 rotatably connected to the moving plate 14, a first fixing assembly 4 connected to the first bracket 2, and a second fixing assembly 5 connected to the second bracket 3.

The first fixing assembly 4 and the second fixing assembly 5 each include a fixing part 41 connected to the circuit board 7, at least one first locking member 42 provided on the fixing part 41, and a connecting shaft 43 provided on one side of the fixing part 41. In this embodiment, the first fixing component 4 and the second fixing component 5 are symmetrically arranged, and the circuit board 7 can be clamped between the two fixing components. The fixing member 41 includes a first fixing arm 41a, and a second fixing arm 41b connected to the first fixing arm 41a, and the first fixing arm 41a and the second fixing arm 41b are connected in an "L" shape, and a groove into which the circuit board 7 is inserted is formed in each of the two fixing arms. In this embodiment, the first locking member 42 is a screw, the end of the screw is provided with rubber to prevent damage to the circuit board 7, the two fixing arms are provided with the first locking member 42, and after the circuit board 7 and the fixing part 41 are connected, the first locking member 42 can lock and fix the circuit board 7.

First support 2 and second support 3 all include first connecting arm 21, with but first connecting arm 21 swing joint's second connecting arm 22, set up in the connector 23 of second connecting arm 22 tip, set up in be used for fixing on first connecting arm 21 the second retaining member 24 of second connecting arm 22, first connecting arm 21 of first support 2 with first backup pad 11 rotatable coupling, the first connecting arm 21 of second support 3 with second backup pad 12 rotatable coupling, connector 23 with connecting axle 43 rotatable coupling. The first connecting arm 21 and the second connecting arm 22 form a telescopic structure, and the second locking member 24 is locked after the second connecting arm 22 is adjusted to a proper extension length.

One side of the first connecting arm 21 of the first bracket 2 facing the second bracket 3 is provided with a connecting rod 6, the first connecting arm 21 of the second bracket 3 is movably connected with the connecting rod 6, and the end of the connecting rod 6 passes through the first connecting arm 21 of the second bracket 3. The first connecting arm 21 is provided with a third locking member 25, the third locking member 25 is a screw, and after the first connecting arm 21 is adjusted to a desired angle, the first connecting arm 21 can be fixed at the angle by tightening the third locking member 25.

The connecting head 23 is provided with a fourth locking member 26 for locking the connecting shaft 43. The fourth locking member 26 is a screw with a turning handle, and after the first fixing assembly 4 or the second fixing assembly 5 is turned to a proper angle, the fourth locking member 26 is turned to realize locking. In practical implementation, a damping structure may be disposed between the connecting shaft 43 and the connecting head 23, so as to facilitate operation by a user.

At least one guide rod 15 is arranged between the first support plate 11 and the second support plate 12, the moving plate 14 and the guide rod 15 are movably connected, and two guide rods 15 are arranged in the embodiment.

The base 1 is provided with a driving member 16 for driving the lead screw 13. An electric control box 17 is arranged on the base 1, and a plurality of keys 18 for controlling the driving member 16 are arranged on the electric control box 17. The driving member 16 is a motor, and a user controls the forward rotation and the reverse rotation of the driving member 16 through a case, so that the position of the moving plate 14 is controlled, the distance between the first fixed assembly 4 and the second fixed assembly 5 is adjusted, and the circuit boards 7 with different specifications are adapted.

When the circuit board fixing device is used specifically, the circuit board fixing device is firstly placed on a corresponding station, the lengths and the angles of the first support 2 and the second support 3 are adjusted, the angles of the first fixing component 4 and the second fixing component 5 are adjusted, the circuit board 7 is firstly inserted into the fixing part 41 of the first fixing component 4, then the driving piece 16 is controlled to adjust the moving plate 14, the circuit board 7 is inserted into the fixing part 41 of the second fixing component 5, and finally the third locking piece 25 is screwed, namely the circuit board 7 is fixed. After the circuit board 7 is fixed, the first bracket 2, the second bracket 3, the first fixing component 4 and the second fixing component 5 can be adjusted at any time to change the height or the angle of the circuit board 7.

The angle and the length of the first support 2 and the second support 3 can be freely adjusted, meanwhile, the second support 3 is connected with the moving plate 14, the distance between the first fixing component 4 and the second fixing component 5 can be adjusted under the action of the lead screw 13 and the driving piece 16, the free adjustment of the height and the angle of the circuit board 7 can be realized when the circuit board 7 is clamped and fixed, the use is flexible, the operation is convenient, the fixing effect is good, the circuit board 7 can be suitable for circuit boards 7 of different specifications, and the universality is strong. In addition, the first fixing component 4 and the second fixing component 5 can further adjust the angle of the circuit board 7, and flexibility is enhanced.

In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, e.g., as meaning permanently attached, removably attached, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

While the utility model has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the scope of the included claims.

Claims

1. A circuit board fixing jig is characterized by comprising a base, a first supporting plate and a second supporting plate which are arranged on the base, a lead screw arranged between the first supporting plate and the second supporting plate, a moving plate connected with the lead screw, a first support rotatably connected with the first supporting plate, a second support rotatably connected with the moving plate, a first fixing assembly connected with the first support, and a second fixing assembly connected with the second support; the first fixing assembly and the second fixing assembly respectively comprise a fixing part connected with the circuit board, at least one first locking piece arranged on the fixing part, and a connecting shaft arranged on one side of the fixing part; first support and second support all include first linking arm, with but first linking arm mobile connection's second linking arm, set up in the connector of second linking arm tip, set up in be used for on the first linking arm to fix the second retaining member of second linking arm, the first linking arm of first support with first backup pad rotatable coupling, the first linking arm of second support with second backup pad rotatable coupling, the connector with connecting axle rotatable coupling.

2. The fixture for fixing circuit board according to claim 1, wherein a connecting rod is disposed on a side of the first connecting arm of the first bracket facing the second bracket, and the first connecting arm of the second bracket is movably connected to the connecting rod.

3. The fixture of claim 2, wherein the first connecting arm is provided with a third locking member.

4. The jig for fixing a circuit board according to claim 2, wherein the connector is provided with a fourth locking member for locking the connecting shaft.

5. The fixture of claim 1, wherein at least one guide bar is disposed between the first support plate and the second support plate, and the moving plate is movably connected to the guide bar.

6. The fixture for fixing circuit boards according to claim 1, wherein the base is provided with a driving member for driving the lead screw.

7. The fixture for fixing circuit boards according to claim 1, wherein the base is provided with an electric control box, and the electric control box is provided with a plurality of keys for controlling the driving member.

8. The fixture for fixing circuit boards according to claim 1, wherein the fixing member comprises a first fixing arm and a second fixing arm connected to the first fixing arm, and the first fixing arm and the second fixing arm are connected in an "L" shape.