CN213783680U

CN213783680U - Anti-welding dry film circuit board

Info

Publication number: CN213783680U
Application number: CN202022096830.2U
Authority: CN
Inventors: 张晓艳
Original assignee: Foshan Shunde District Bowei Electric Appliance Co ltd
Current assignee: Foshan Shunde District Bowei Electric Appliance Co ltd
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-07-23
Anticipated expiration: 2030-09-23

Abstract

The utility model discloses a prevent welding type dry film circuit board, installation device includes the lead screw, other symmetrical rotation has cup jointed movable block and kicking block is equallyd divide at the both ends of lead screw, the equal mutual fixed connection in surface that kicking block and movable block are relative, fixed cover in surface between the lead screw has connect first bevel gear, first bevel gear's surface toothing is connected with second bevel gear, second bevel gear's top fixedly connected with dwang, hexagonal nut in the top fixedly connected with of dwang, the fixed bearing that has cup jointed in surface of dwang, the equal symmetrical fixed spout of having seted up in top of movable block, the equal symmetrical fixed sliding groove of having seted up in left and right wall of spout inner chamber, the inner chamber and the movable block of sliding groove correspond respectively and are provided with draw runner and slider, the utility model relates to a circuit board technical field. This prevent welding type dry film circuit board has solved the problem that can't be installing through the bolt to the protection box of difference.

Description

Anti-welding dry film circuit board

Technical Field

The utility model relates to a circuit board technical field specifically is a dry membrane circuit board of solder mask type.

Background

The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout. The circuit board can be called as a printed circuit board or a printed circuit board, and the circuit board (the FPC circuit board is also called as a flexible circuit board, namely a flexible printed circuit board which is made of polyimide or polyester film as a base material and has high reliability and excellent flexibility and has the characteristics of high wiring density, light weight, thin thickness and good bending property) and a flexible-rigid combination board, namely the birth and development of the flexible-rigid combination board and the PCB, have promoted a new product of the flexible-rigid combination board. Therefore, the rigid-flex circuit board is a circuit board with FPC (flexible printed circuit) characteristics and PCB (printed circuit board) characteristics, which is formed by combining a flexible circuit board and a rigid circuit board according to relevant process requirements through processes such as pressing and the like.

When the existing anti-welding dry film circuit board is installed, the circuit board is installed in the protection box through bolts, but bolt holes of the circuit board and the protection box are required to be aligned, so that different protection boxes cannot be installed through bolts.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a prevent welding type dry film circuit board has solved the problem of nevertheless can't installing through the bolt to the protection box of difference.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a prevent welding type dry film circuit board, includes the base plate, the equal symmetrical fixed installation device that is provided with in both sides of base plate bottom.

The installation device comprises a lead screw, the two ends of the lead screw are equally divided into a movable block and a top block which are symmetrically rotated and sleeved, the surfaces of the top block and the movable block which are opposite are fixedly connected with each other, a first bevel gear is fixedly sleeved on the surface between the lead screw, the surface of the first bevel gear is meshed with a second bevel gear, the top of the second bevel gear is fixedly connected with a rotating rod, a hexagonal nut is fixedly connected with the top of the rotating rod, a bearing is fixedly sleeved on the surface of the rotating rod, a sliding groove is symmetrically and fixedly formed in the top of the movable block, a sliding groove is symmetrically and fixedly formed in the left wall and the right wall of a sliding groove inner cavity, and a sliding strip and a sliding block are correspondingly arranged in the inner cavity of the sliding groove and the movable block respectively.

Preferably, the surfaces of the screw rods are symmetrically and fixedly provided with opposite external threads, the surfaces of the sliding blocks form a sliding sleeved structure in an inner cavity of the sliding groove, and the surfaces of the sliding strips form a sliding sleeved structure in an inner cavity of the sliding groove.

Preferably, inner cavities of the moving blocks are provided with internal threads matched with the surface of the lead screw, inner cavities of the jacking blocks are provided with internal threads matched with the surface of the lead screw, and the surfaces of the sliding blocks are symmetrically fixed on the bottom of the base plate.

Preferably, the surface of the bearing is symmetrically fixed in the middle of the tops of two sides of the sleeved substrate, and the top of the substrate is fixedly provided with a processing module and electrically connected with the top of the substrate.

Preferably, both sides of the top of the substrate are provided with pin holes, and the corner of the top of the substrate is fixedly provided with a starting module and is electrically connected with the top of the substrate.

Preferably, a socket is arranged beside the starting module and electrically connected with the top of the substrate, and a plurality of electrical components are arranged on the top of the substrate and electrically connected with the top of the substrate.

Advantageous effects

The utility model provides a dry film circuit board of solder mask type. Compared with the prior art, the method has the following beneficial effects:

1. this dry film circuit board of anti-welding type, insert through the hexagon socket head cap instrument and rotate in hexagon socket head cap nut's inner chamber, make hexagon socket head cap nut drive dwang rotate in the inner chamber of bearing, make second bevel gear drive first bevel gear and mesh and connect, the outside of the one end removal department base plate bottom of messenger's kicking block, the one end that makes the kicking block is whole to on the inner wall of protection box inner chamber, make tight the supporting on the inner wall of protection box of kicking block, but solved to the problem that can't install through the bolt in the protection box of difference.

2. According to the anti-welding dry film circuit board, the sliding grooves and the sliding grooves respectively correspond to the surfaces of the sliding blocks and the sliding strips to slide along the same method, so that the moving stability of the moving blocks and the ejecting blocks is guaranteed.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the mounting device of the present invention;

FIG. 3 is a schematic view of the slider structure of the present invention;

fig. 4 is a partial enlarged view of a portion a in the structure diagram of the present invention 2.

In the figure: 1. a substrate; 2. a mounting device; 21. a screw rod; 22. a moving block; 23. a first bevel gear; 24. a second bevel gear; 25. rotating the rod; 26. a bearing; 27. an inner hexagonal nut; 28. a top block; 29. a slider; 210. a slide bar; 211. a chute; 212. a sliding groove; 3. a starting module; 4. a pin hole; 5. a socket; 6. a processing module; 7. and (3) electrical components.

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, the present invention provides a technical solution: the utility model provides a prevent welding type dry film circuit board, including base plate 1, the equal symmetrical fixed installation device 2 that is provided with in both sides of base plate 1 bottom, the fixed processing module 6 that is provided with in top of base plate 1, and with the top electric connection of base plate 1, the both sides at base plate 1 top all are provided with pin hole 4, the fixed start module 3 that is provided with in turning at base plate 1 top, and with the top electric connection of base plate 1, the next door of start module 3 is provided with socket 5, and with the top electric connection of base plate 1, base plate 1 top sets up a plurality of electrical components 7, and with the top electric connection of base plate 1.

Referring to fig. 2-4, the mounting device 2 includes a screw rod 21, two ends of the screw rod 21 are respectively and symmetrically rotatably sleeved with a moving block 22 and a top block 28, opposite surfaces of the top block 28 and the moving block 22 are mutually and fixedly connected, a first bevel gear 23 is fixedly sleeved on a surface between the screw rods 21, a second bevel gear 24 is engaged with a surface of the first bevel gear 23, a rotating rod 25 is fixedly connected to a top of the second bevel gear 24, an inner hexagon nut 27 is fixedly connected to a top of the rotating rod 25, a bearing 26 is fixedly sleeved on a surface of the rotating rod 25, sliding grooves 211 are symmetrically and fixedly formed on top of the moving block 22, sliding grooves 212 are symmetrically and fixedly formed on left and right walls of an inner cavity of the sliding groove 211, an inner cavity of the sliding groove 212 and the moving block 22 are respectively and correspondingly provided with a sliding bar 210 and a sliding block 29, opposite external threads are symmetrically and fixedly formed on a surface of the sliding block 29 in an inner cavity of the sliding groove 211, the surface of the sliding strip 210 forms a sliding sleeved structure in the inner cavity of the sliding groove 212, the inner cavities of the moving blocks 22 are all provided with internal threads matched with the surface of the screw rod 21, the inner cavities of the top blocks 28 are all provided with internal threads matched with the surface of the screw rod 21, the surfaces of the sliding blocks 29 are all symmetrically fixed on the bottom of the substrate 1, and the surfaces of the bearings 26 are all symmetrically fixed in the middle of the tops of two sides of the sleeved substrate 1.

When the device is installed, firstly, an inner hexagonal tool is inserted into the inner cavity of the inner hexagonal nut 27 to rotate, so that the inner hexagonal nut 27 drives the rotating rod 25 to rotate in the inner cavity of the bearing 26, the second bevel gear 24 drives the first bevel gear 23 to be meshed and connected, the moving block 22 and the ejector block 28 on the surface of the lead screw 21 move outwards relatively, meanwhile, the sliding groove 211 and the sliding groove 212 respectively slide on the surfaces of the sliding block 29 and the sliding strip 210 in the same way, so as to ensure the stability of the movement of the moving block 22 and the ejector block 28, one end of the ejector block 28 moves to the outer side of the bottom of the base plate 1, one end of the ejector block 28 is completely abutted against the inner wall of the inner cavity of the protective box, and the ejector block 28 is tightly abutted against the inner wall of the protective box, when the device is required to be disassembled, the ejector block 28 only needs to move inwards according to the steps, one end of the top block 28 is removed from the inner wall of the protective case.

And those not described in detail in this specification are well within the skill of those in the art.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A solder mask dry film circuit board comprises a substrate (1), and is characterized in that: mounting devices (2) are symmetrically and fixedly arranged on two sides of the bottom of the substrate (1);

installation device (2) include lead screw (21), the both ends of lead screw (21) are equallyd divide and are equallyd divide respectively the symmetric rotation and cup jointed movable block (22) and kicking block (28), the equal mutual fixed connection in surface that kicking block (28) and movable block (22) are relative, fixed surface between lead screw (21) has cup jointed first bevel gear (23), the surface engagement of first bevel gear (23) is connected with second bevel gear (24), the top fixedly connected with dwang (25) of second bevel gear (24), hexagonal nut (27) in the top fixedly connected with of dwang (25), the fixed surface of dwang (25) has cup jointed bearing (26), spout (211) have all been seted up to the equal symmetric fixation in top of movable block (22), slide groove (212) have all been symmetrically fixed to have been seted up to the left and right wall in spout (211) inner chamber, the inner chamber and movable block (22) of slide groove (212) correspond respectively and are provided with smooth shape strip (210) and smooth groove (212) and smooth And a block (29).

2. The solder mask dry film circuit board of claim 1, wherein: the surface of the screw rod (21) is symmetrically and fixedly provided with opposite external threads, the surface of the sliding block (29) forms a sliding sleeved structure in the inner cavity of the sliding groove (211), and the surface of the sliding strip (210) forms a sliding sleeved structure in the inner cavity of the sliding groove (212).

3. The solder mask dry film circuit board of claim 2, wherein: inner cavities of the moving blocks (22) are provided with internal threads matched with the surface of the screw rod (21), inner cavities of the jacking blocks (28) are provided with internal threads matched with the surface of the screw rod (21), and the surfaces of the sliding blocks (29) are symmetrically fixed on the bottom of the base plate (1).

4. The solder mask dry film circuit board of claim 1, wherein: the surface of the bearing (26) is symmetrically and fixedly sleeved in the middle of the tops of two sides of the base plate (1), and the top of the base plate (1) is fixedly provided with a processing module (6) and is electrically connected with the top of the base plate (1).

5. The solder mask dry film circuit board of claim 1, wherein: both sides at base plate (1) top all are provided with pin hole (4), the turning at base plate (1) top is fixed and is provided with start-up module (3), and with the top electric connection of base plate (1).

6. The solder mask dry film circuit board of claim 5, wherein: the socket (5) is arranged beside the starting module (3) and electrically connected with the top of the substrate (1), and the plurality of electrical elements (7) are arranged on the top of the substrate (1) and electrically connected with the top of the substrate (1).