CN212887286U

CN212887286U - Circuit board clamp

Info

Publication number: CN212887286U
Application number: CN202020633774.9U
Authority: CN
Inventors: 张昌兵; 林江海; 陈兴; 张春霞
Original assignee: Suzhou Pinzhan Electronic Technology Co ltd
Current assignee: Suzhou Pinzhan Electronic Technology Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-04-06
Anticipated expiration: 2030-12-22

Abstract

The utility model discloses a circuit board clamp aims at solving the inconvenient problem of multiple size circuit board clamping. The key points of the technical scheme are as follows: including two bases, the symmetry is equipped with the slide bar between two bases, the intermediate position fixedly connected with of slide bar holds the piece, it is connected with and promotes the piece to accept to rotate on the piece, it is equipped with pivot one to promote the symmetry on the piece, rotate on the pivot one and connect two catch bars, one side that the catch bar kept away from and promotes the piece all rotates and is connected with and holds the piece, two hold the piece all with slide bar sliding connection, it is equipped with the double-layered mouth that is used for placing the circuit board on the piece to hold, the bottom that holds the piece is equipped with the connecting block, two are equipped with spring one between the connecting block that holds the piece, the utility model discloses a setting up of structure realizes the clamping to the circuit board of multiple shape and size.

Description

Circuit board clamp

Technical Field

The utility model relates to an anchor clamps field, more specifically say, it relates to a circuit board anchor clamps.

Background

When the electronic product is assembled, the process is complicated, especially when the circuit board is installed, the installation sequence and the position of the circuit board need to be designed in advance, the circuit board is different in size, more fixing hole positions need to be preset on the installation substrate, and therefore materials are wasted, the cost is increased, the installation efficiency is low, and the production requirement cannot be met.

Chinese patent circuit board fixing tool with publication number CN207897273U includes: the fixing support is L-shaped and is arranged on the bottom plate, and a first L-shaped groove is formed in the side wall of the fixing support; the movable support is also L-shaped and is arranged on the bottom plate through the moving device, the movable support and the fixed support are oppositely arranged and are 180 degrees, a second L-shaped groove is also arranged on the side wall of the movable support, the first L-shaped groove and the second L-shaped groove are oppositely arranged and are 180 degrees, the moving device comprises a slide rail arranged on the bottom plate and a slide block connected with the slide rail in a sliding manner, the slide block is arranged at the bottom of the movable support, a screw rod is arranged on the slide rail along the length direction of the slide rail, the screw rod penetrates through the slide block and is connected with the slide block through threads, and one end of the screw rod is connected with a rotating handle. The utility model discloses a circuit board installation suitable for multiple shape and size is fixed, has saved the material, and the cost is reduced has saved production processes, has improved production efficiency.

The utility model provides a new technical scheme solves the inconvenient problem of multiple size circuit board clamping.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a circuit board clamp aims at solving the inconvenient problem of multiple size circuit board clamping through setting up of structure.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a circuit board clamp, includes two bases, two the symmetry is equipped with the slide bar between the base, the intermediate position fixedly connected with of slide bar holds the piece, it is connected with and promotes the piece to accept to rotate on the piece, it is equipped with pivot one to promote the symmetry on the piece, rotate on the pivot one and connect two catch bars, the catch bar is kept away from one side that promotes the piece all rotates to be connected with and holds the piece, two hold the piece all with slide bar sliding connection, it is equipped with the clamp mouth that is used for placing the circuit board on the piece to hold, the bottom that holds the piece is equipped with the connecting block, two hold the piece be equipped with spring one between the connecting block.

Through adopting above-mentioned technical scheme, the setting of base is used for bearing each structure, the setting of slide bar is used for fixed bearing piece and realizes holding the sliding connection of piece and slide bar, the setting of bearing the piece is used for connecting catch block and slide bar, utilize the catch block to be connected the promotion that realizes catch block to the catch bar with the rotation of bearing the piece, the setting of pivot one is used for realizing that catch bar and the rotation that promotes the piece are connected, the setting of catch bar is used for promoting and holds the piece, the sliding connection who holds piece and slide bar can ensure to hold the distance between the piece and can change, and then realize carrying out the clamping to the circuit board of different shapes and size, the setting of clamp mouth is used for placing the circuit board, the setting of connecting block is used for realizing the adjacent connection that holds spring one between the piece, the setting of spring one utilizes the elasticity that is produced by tensile spring to realize holding the.

The utility model discloses further set up to: the upper end of the clamping opening is provided with a through groove, a pressing plate in sliding connection is arranged in the through groove, a pulling shaft which is inserted into the through groove is arranged on the pressing plate, a spring II is arranged on the pulling shaft between the pressing plate and the clamping opening, and a pull rod is arranged on one side of the pulling shaft, which deviates from the pressing plate.

Through adopting above-mentioned technical scheme, the setting that leads to the groove is used for realizing the clamp plate and holds the sliding connection of piece, and the setting of clamp plate is used for further reinforcing the clamping stability to the circuit board, and the spring that the spring two of spring set up and utilize the second spring that produces of compressed realizes the effect that compresses tightly of clamp plate, and the setting of pull rod is used for making things convenient for the operator to pull open the clamp plate and realizes clamping and the dismantlement to the circuit board.

The utility model discloses further set up to: and a rubber anti-skid layer is arranged in the clamping opening.

Through adopting above-mentioned technical scheme, the setting of pressing from both sides the interior rubber skid resistant course of mouthful is used for the reinforcing to the stability of the clamping of circuit board, and then makes the installation accuracy of circuit board higher.

The utility model discloses further set up to: and a rubber cushion layer is arranged on one side of the pressing plate, which is far away from the pull shaft.

Through adopting above-mentioned technical scheme, the setting of rubber cushion layer on the clamp plate is used for strengthening the clamp stability of clamp plate to the circuit board on the one hand and makes the equipment precision of circuit board higher, and on the other hand is used for realizing the protection to the circuit board.

The utility model discloses further set up to: the containing block is provided with a movable cavity, and a second connecting shaft for rotatably connecting the pushing rod is arranged in the movable cavity.

Through adopting above-mentioned technical scheme, the setting in activity chamber is used for avoiding the catch bar and holds the mutual interference between the piece, and then ensures overall structure's stability, and the setting of connecting axle two is used for realizing holding the piece and is connected with the rotation of catch bar.

The utility model discloses further set up to: one side of the containing block, which is far away from the clamping opening, is provided with a handle.

Through adopting above-mentioned technical scheme, the setting of handle is used for making things convenient for the operator to realize opening and shutting of overall structure, and then makes the clamping and the change of circuit board convenient and fast more.

The utility model discloses further set up to: the handle is provided with a circular arc-shaped bulge.

Through adopting above-mentioned technical scheme, convex bellied setting is used for realizing the laminating of handle and both hands, and then makes overall structure's process convenient and fast more that opens and shuts.

The utility model discloses further set up to: the bottom of the connecting block is provided with a limiting block, and two sides of the first spring are provided with connecting rings which are sleeved on the third rotating shaft.

Through adopting above-mentioned technical scheme, the setting of connecting block is used for cooperating with the go-between of a spring both sides, and then realizes that a spring is connected with the rotation of connecting block, utilizes to rotate to connect and makes the rotation of a spring more smooth and easy, realizes the protection to a spring, and the setting of restriction piece is used for restricting the position of a spring, and then ensures overall structure's stability, and then can strengthen the stability to the circuit board centre gripping for the precision of circuit board is higher, and then can be applicable to more accurate instrument.

To sum up, the utility model discloses following beneficial effect has:

the utility model provides a circuit board clamp, sliding connection through holding piece and slide rail, make overall structure can be applicable to the circuit board of different shapes and size, and then solve the inconvenient problem of multiple size circuit board clamping, be connected through the rotation that promotes piece and catch bar, the catch bar is connected with the rotation that holds the piece, the cooperation is close to and keeps away from simultaneously by the effect realization of the elastic force that tensile spring produced when holding the piece, and then make the centre gripping of circuit board more convenient, the clamp plate of setting utilizes the elastic force that two productions of compressed spring to realize the further centre gripping to the circuit board, and then make the fixed of circuit board more stable.

Drawings

Fig. 1 is a schematic structural view of a circuit board fixture of the present invention, which is mainly used for showing the overall structure of the present invention;

fig. 2 is a front view of the circuit board fixture of the present invention, which is mainly used to show the overall structure of the present invention;

fig. 3 is the structure diagram of the pushing block of the circuit board clamp of the present invention, which is mainly used for expressing the pushing block structure of the present invention.

In the figure: 1. a base; 2. a slide bar; 3. a bearing block; 4. a pushing block; 5. a first rotating shaft; 6. a push rod; 7. containing blocks; 8. clamping the opening; 9. connecting blocks; 10. a first spring; 11. a through groove; 12. pressing a plate; 13. pulling the shaft; 14. a second spring; 15. a pull rod; 16. a movable cavity; 17. a second connecting shaft; 18. a handle; 19. a circular arc-shaped bulge; 20. a limiting block; 21. and (7) connecting rings.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

A circuit board clamp comprises two bases 1, as shown in figures 1-3, the bases 1 are arranged for bearing each structure, a slide rod 2 is symmetrically arranged between the two bases 1, a bearing block 3 is fixedly connected to the middle position of the slide rod 2 through welding, a pushing block 4 is rotatably connected to the bearing block 3 through a shaft hole matching mode, a rotating shaft 5 is symmetrically arranged on the pushing block 4, two pushing rods 6 are rotatably connected to the rotating shaft 5 through a shaft hole matching mode, the pushing rods 6 are pushed by the pushing block 4 through the rotating connection of the pushing block 4 and the bearing block 3, one side of each pushing rod 6 far away from the pushing block 4 is rotatably connected with a containing block 7 through a shaft hole matching mode, a movable cavity 16 is arranged on the containing block 7, the movable cavity 16 is arranged for avoiding the mutual interference between the pushing rods 6 and the containing blocks 7, and further ensuring the stability of the whole structure, a second connecting shaft 17 is symmetrically arranged in the movable cavity 16, the second connecting shaft 17 is arranged for realizing the rotary connection of the containing blocks 7 and the push rod 6, the two containing blocks 7 are both connected with the slide rod 2 in a sliding manner, the sliding connection of the containing blocks 7 and the slide rod 2 can ensure that the distance between the containing blocks 7 can be changed, so as to clamp circuit boards with different shapes and sizes, the containing blocks 7 are provided with clamp openings 8 for placing the circuit boards, rubber anti-slip layers are arranged in the clamp openings 8, the arrangement of the rubber anti-slip layers in the clamp openings 8 is used for enhancing the stability of clamping the circuit boards, so that the mounting precision of the circuit boards is higher, the upper ends of the clamp openings 8 are provided with through grooves 11, press plates 12 in sliding connection are arranged in the through grooves 11, the arrangement of the press plates 12 is used for further enhancing the stability of clamping the circuit boards, and the arrangement of rubber cushion, and then make the assembly precision of the circuit board higher, on the other hand, is used for realizing the protection to the circuit board, there are pull shafts 13 inserted in through groove 11 on the clamp plate 12, there are second springs 14 on the pull shaft 13 between clamp plate 12 and the clamp opening 8, the setting of the second spring 14 utilizes the elasticity that the second spring 14 compressed to realize the pressing action of the clamp plate 12, one side of the clamp plate 12 far away from the pull shaft 13 has rubber cushions, one side of the pull shaft 13 far away from clamp plate 12 has tie rods 15, the setting of the tie rod 15 is used for facilitating the operator to pull the clamp plate 12 open and realize the clamping and dismantling to the circuit board, one side of holding block 7 far away from clamp opening 8 has handles 18, the setting of the handle 18 is used for facilitating the operator to realize the opening and closing of the integral structure, and then make the clamping and changing of the circuit board more convenient and swift, there are arcuate projections 19 on the, further, the opening and closing process of the integral structure is more convenient and faster, the connecting blocks 9 are arranged at the bottoms of the containing blocks 7, the first springs 10 are arranged between the connecting blocks 9 of the two containing blocks 7, the clamping of the containing blocks 7 on a circuit board is realized by the aid of elastic force generated by the stretched first springs 10 due to the arrangement of the first springs 10, the limiting blocks 20 are arranged at the bottoms of the connecting blocks 9, the connecting rings 21 sleeved on the third rotating shaft are arranged on two sides of the first springs 10, the connecting blocks 9 are arranged to be matched with the connecting rings 21 on two sides of the first springs 10, further, the first springs 10 are rotatably connected with the connecting blocks 9, the first springs 10 can rotate more smoothly due to the rotary connection, the first springs 10 are protected, the limiting blocks 20 are arranged to limit the positions of the first springs 10, further, the stability of the integral structure is ensured, further, the clamping stability of, and further can be applied to more precise instruments.

The assembling process comprises the following steps: slide bar 2 is through welded fastening on base 1, the piece holds piece 7 and alternates on slide bar 2 through the hole that sets up, and guarantee to press from both sides mouthful 8 inwards, will accept piece 3 and slide bar 2 and pass through welded fastening and be connected, will promote piece 4 and accept piece 3 and realize and accept the rotation of piece 3 through shaft hole complex mode and be connected, hold piece 7 with another piece and alternate on slide bar 2, it is fixed with slide bar 2 through the welding with base 1, rotate with pivot one 5 and connecting axle two 17 respectively with the both ends of catch bar 6 and be connected, the go-between 21 at spring one 10 both ends overlaps respectively on connecting block 9, and will restrict piece 20 and fix with connecting block 9 through the welding, alternate on pull rod 15 spring two 14, will draw axle 13 and alternate at logical inslot 11, it is fixed with drawing axle 13 through the welding with pull rod 15, accomplish the utility model discloses an assembly process.

The installation process comprises the following steps: pulling the handle 18 at one end, pushing the holding block 7 at the other side away through the push rod 6 and the push block 4, pulling the pressing plate 12 through the pull rod 15, placing the circuit board in the clamping opening 8, loosening the pull rod 15, pressing the circuit board by the pressing plate 12, pressing the circuit board at the other end through the pressing plate 12, loosening the handle 18, and further clamping the circuit board by the elastic force of the stretched spring I10.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A circuit board clamp comprises two bases (1), and is characterized in that: two the symmetry is equipped with slide bar (2) between base (1), the intermediate position fixedly connected with of slide bar (2) holds piece (3), it is connected with and promotes piece (4) to rotate on holding piece (3), it is equipped with pivot (5) to promote the symmetry on piece (4), rotate on pivot (5) and connect two catch bars (6), catch bar (6) are kept away from one side that promotes piece (4) is all rotated and is connected with and holds piece (7), two hold piece (7) all with slide bar (2) sliding connection, it is equipped with clamp mouth (8) that are used for placing the circuit board on piece (7) to hold, the bottom of holding piece (7) is equipped with connecting block (9), two hold piece (7) be equipped with spring (10) between connecting block (9).

2. A circuit board holder according to claim 1, wherein: the upper end of pressing from both sides mouthful (8) is equipped with logical groove (11), be equipped with sliding connection's clamp plate (12) in leading to groove (11), be equipped with on clamp plate (12) and alternate draw axle (13) in leading to groove (11), clamp plate (12) with press from both sides between mouthful (8) draw and be equipped with spring two (14) on axle (13), draw axle (13) to deviate from one side of clamp plate (12) is equipped with pull rod (15).

3. A circuit board holder according to claim 1, wherein: and a rubber anti-slip layer is arranged in the clamping opening (8).

4. A circuit board holder according to claim 2, wherein: and a rubber cushion layer is arranged on one side of the pressure plate (12) far away from the pull shaft (13).

5. A circuit board holder according to claim 1, wherein: a movable cavity (16) is formed in the containing block (7), and a second connecting shaft (17) used for being rotatably connected with the push rod (6) is arranged in the movable cavity (16).

6. A circuit board holder according to claim 1, wherein: one side of the containing block (7) departing from the clamping opening (8) is provided with a handle (18).

7. The circuit board fixture of claim 6, wherein: the handle (18) is provided with a circular arc-shaped bulge (19).

8. A circuit board holder according to claim 1, wherein: the bottom of the connecting block (9) is provided with a limiting block (20), and two sides of the first spring (10) are provided with connecting rings (21) which are sleeved on the third rotating shaft.