CN215818777U

CN215818777U - Circuit board clamping plate

Info

Publication number: CN215818777U
Application number: CN202122025576.1U
Authority: CN
Inventors: 胡志勇
Original assignee: Shenzhen Lingbang Circuit Technology Co ltd
Current assignee: Shenzhen Lingbang Circuit Technology Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-02-11
Anticipated expiration: 2031-08-26

Abstract

The utility model discloses a circuit board clamping plate which comprises a bearing plate, a fixed rotating shaft, a rotating rod, a movable rod, a pull rod, a spring and a clamping plate, wherein two groups of movable grooves are arranged on the upper wall of the bearing plate in parallel, a hollow chamber is arranged inside the bearing plate, guide rails are arranged on the side wall of the hollow chamber, two groups of guide rails are symmetrically arranged, a first movable plate and a second movable plate are arranged between the two groups of guide rails in parallel, two ends of the first movable plate and the second movable plate are arranged on the guide rails in a sliding mode, connecting columns are arranged at two ends of the upper wall of the first movable plate and the second movable plate, a fixed column is arranged on the upper wall of the first movable plate, a sliding groove is arranged on the upper wall of the second movable plate, the fixed rotating shaft is arranged on the top wall of the hollow chamber, the rotating rod is rotatably arranged on the fixed rotating shaft, and one end of the movable rod is rotatably arranged on the fixed column. The utility model belongs to the technical field of circuit boards, and particularly relates to a circuit board clamping plate which can be suitable for different circuit board sizes.

Description

Circuit board clamping plate

Technical Field

The utility model belongs to the technical field of circuit boards, and particularly relates to a circuit board clamping plate.

Background

The circuit board has the name: ceramic circuit board, alumina ceramic circuit board, aluminium nitride ceramic circuit board, the circuit board, aluminium base board, the high frequency board, thick copper board, the impedance board, ultra-thin circuit board, printing (copper etching technique) circuit board etc., the circuit board makes the circuit miniaturation, it is direct-viewing, play an important role with electrical apparatus overall arrangement to fixed circuit's batch production and optimization, the circuit board needs splint to fix it at the in-process of manufacturing, prevent that the circuit board from taking place phenomenons such as skew in the course of working, but the effect of traditional splint performance is limited, can't press from both sides tightly it according to the circuit board size.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides a circuit board clamping plate which can be suitable for different circuit board sizes.

In order to realize the functions, the technical scheme adopted by the utility model is as follows: a circuit board clamping plate comprises a bearing plate, a fixed rotating shaft, a rotating rod, a movable rod, a pull rod, a spring and a clamping plate, wherein two groups of movable grooves are arranged on the upper wall of the bearing plate in parallel, a hollow chamber is arranged inside the bearing plate, guide rails are arranged on the side wall of the hollow chamber, the guide rails are symmetrically provided with two groups, a first movable plate and a second movable plate are arranged between the two groups of guide rails in parallel, two ends of the first movable plate and the second movable plate are arranged on the guide rails in a sliding manner, connecting columns are arranged at two ends of the upper wall of the first movable plate and the second movable plate, a plurality of groups of connecting columns are arranged in a group and penetrate through the movable grooves in parallel, a fixed column is arranged on the upper wall of the first movable plate, a sliding groove is arranged on the upper wall of the second movable plate, the fixed rotating shaft is arranged on the top wall of the hollow chamber, the rotating rod is arranged on the fixed column in a rotating manner, and the other end of the movable rod is hinged at one end of the rotating rod, the other end of the rotating rod is arranged on the sliding groove in a sliding manner, the movable rod and the rotating rod are symmetrically provided with two groups, the pull rod is vertically arranged on the side wall of the movable plate I, the pull rod penetrates through the side wall of the empty chamber and extends out, the spring sleeve is arranged on the pull rod, the spring is arranged between the movable plate I and the side wall of the empty chamber, the clamp plate is arranged on the connecting column, the clamp plate is arranged on the bearing plate and is vertical to the movable groove, the clamp plate is parallelly provided with two groups, the pull rod is pulled to drive the movable plate I to move outwards on the guide rail, the spring is extruded, the movable plate I drives the connecting column to move so as to drive the movable rod to move, the movable rod drives one end of the rotating rod to move, the rotating rod is further rotated around the fixed rotating shaft, the other end of the rotating rod slides outwards, the movable plate II is pushed to move outwards on the guide rail so as to drive the connecting column to move in the movable groove, and then drive splint to open to both sides, and in a similar way, after loosening the pull rod, the spring extends naturally, promotes the fly leaf and moves inwards one side, drives the fly leaf and moves inwards two sides, and then drives two sets of splint to press from both sides to the inboard tightly.

Further, the splint lateral wall is equipped with the blotter, the blotter is made for insulating rubber material, both can protect the circuit board and can effectively prevent that the circuit board from taking place to slide, can also prevent to take place to rub static with the circuit board and damage the circuit board.

Further, the two sides of the bearing plate are provided with side grooves, the side grooves are perpendicular to the clamping plates, and the edges of the clamping plates can be prevented from being damaged due to collision.

Furthermore, the two groups of clamping plates respectively move synchronously with the first movable plate and the second movable plate.

The utility model adopts the structure to obtain the following beneficial effects: according to the circuit board clamping plate, the clamping plate is driven to open and close through the transmission among the movable plate I, the movable plate II, the movable rod and the rotating rod, so that the device can be suitable for circuit boards with different sizes, the springs are used as driving forces, the springs with different types can be arranged, the extrusion force between the clamping plates can be effectively controlled, the circuit board cannot be damaged due to overlarge stress, and the circuit board cannot be loosened due to undersize stress.

Drawings

FIG. 1 is a top view of a circuit board clamping plate according to the present invention;

FIG. 2 is a top view of the circuit board clamping plate according to the present invention;

fig. 3 is a partial perspective view of a circuit board clamping plate of the present invention.

The device comprises a bearing plate 1, a bearing plate 2, a fixed rotating shaft 3, a rotating rod 4, a movable rod 5, a pull rod 6, a spring 7, a clamping plate 8, a movable groove 9, a hollow chamber 10, a guide rail 11, a movable plate I12, a movable plate II 13, a connecting column 14, a fixed column 15, a sliding groove 16, a cushion pad 17 and a side groove.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., 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, but 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 thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-3, the circuit board clamping plate of the present invention comprises a receiving plate 1, a fixed rotating shaft 2, a rotating rod 3, a movable rod 4, a pull rod 5, a spring 6 and a clamping plate 7, wherein two sets of movable grooves 8 are arranged on the upper wall of the receiving plate 1 in parallel, a hollow chamber 9 is arranged inside the receiving plate 1, guide rails 10 are arranged on the side wall of the hollow chamber 9, two sets of the guide rails 10 are symmetrically arranged, a movable plate one 11 and a movable plate two 12 are arranged between the two sets of the guide rails 10 in parallel, two ends of the movable plate one 11 and the movable plate two 12 are slidably arranged on the guide rails 10, two ends of the upper wall of the movable plate one 11 and the movable plate two 12 are respectively provided with a connecting column 13, each two of the connecting columns 13 are arranged in parallel to each other and penetrate through the movable grooves 8, the upper wall of the movable plate one 11 is provided with a fixed column 14, the upper wall of the movable plate two 12 is provided with a sliding chute 15, the fixed rotating shaft 2 is arranged on the top wall of the hollow chamber 9, dwang 3 rotates and locates on fixed rotating shaft 2, the one end of movable rod 4 is rotated and is located on fixed column 14, the other end of movable rod 4 articulates in the one end of dwang 3, the other end of dwang 3 slides and locates on spout 15, movable rod 4 and dwang 3 symmetry are equipped with two sets ofly, pull rod 5 is located perpendicularly on the lateral wall of fly leaf 11, pull rod 5 runs through the lateral wall of dead chamber 9 and stretches out, 6 covers of spring locate on pull rod 5, spring 6 is located between the lateral wall of fly leaf 11 and dead chamber 9, splint 7 are located on spliced pole 13, splint 7 are located and are accepted on the board 1, splint 7 set up with the dead slot 8 is perpendicular, splint 7 parallel is equipped with two sets ofly.

The lateral wall of the splint 7 is provided with a buffer 16, and the buffer 16 is made of insulating rubber.

Two sides of the bearing plate 1 are provided with side grooves 17, and the side grooves 17 are perpendicular to the clamping plates 7.

The two groups of the clamping plates 7 move synchronously with the movable plate one 11 and the movable plate two 12 respectively.

When the circuit board clamping device is used specifically, the pull rod 5 is pulled, the first movable plate 11 is driven to move towards the outer side on the guide rail 10, the spring 6 is extruded, the first movable plate 11 drives the connecting column 13 to move, the movable rod 4 is driven to move, the movable rod 4 drives one end of the rotating rod 3 to move, the rotating rod 3 is further driven to rotate around the fixed rotating shaft 2, the other end of the rotating rod 3 is driven to slide towards the outer side, the second movable plate 12 is pushed to move towards the outer side on the guide rail 10 by rotation of the rotating rod 3, the connecting column 13 is driven to move in the movable groove 8, the clamping plates 7 are further driven to open towards two sides, the circuit board is placed between the two clamping plates 7, the pull rod 5 is loosened, the spring 6 naturally extends, the first movable plate 11 is pushed to move towards the inner side, and similarly, the second movable plate 12 is driven to move towards the inner side, the two clamping plates 7 are further driven to clamp towards the inner side, and the circuit board is further clamped and fixed.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. A circuit board clamping plate is characterized in that: the bearing plate comprises a bearing plate, a fixed rotating shaft, a rotating rod, a movable rod, a pull rod, a spring and a clamping plate, wherein two groups of movable grooves are arranged on the upper wall of the bearing plate in parallel, a hollow chamber is arranged inside the bearing plate, guide rails are arranged on the side wall of the hollow chamber, the guide rails are symmetrically provided with two groups, a first movable plate and a second movable plate are arranged between the two groups of guide rails in parallel, two ends of the first movable plate and the second movable plate are arranged on the guide rails in a sliding manner, connecting columns are arranged at two ends of the upper wall of the first movable plate and the second movable plate, multiple groups of connecting columns are arranged in a group and penetrate through the movable grooves in parallel, a fixed column is arranged on the upper wall of the first movable plate, a sliding groove is arranged on the upper wall of the second movable plate, the fixed rotating shaft is arranged on the fixed rotating shaft in a rotating manner, one end of the movable rod is rotatably arranged on the fixed column, and the other end of the movable rod is hinged at one end of the rotating rod, the other end of dwang slides and locates on the spout, movable rod and dwang symmetry are equipped with two sets ofly, the pull rod is located perpendicularly on the lateral wall of fly leaf one, the pull rod runs through the lateral wall of empty room and stretches out, the spring housing is located on the pull rod, the spring is located between the lateral wall of fly leaf one and empty room, splint are located on the spliced pole, splint are located and are accepted on the board, splint set up with the movable groove is perpendicular, splint parallel is equipped with two sets ofly.

2. A circuit board clamping plate according to claim 1, wherein: the splint lateral wall is equipped with the blotter, the blotter is made for insulating rubber material.

3. A circuit board clamping plate according to claim 2, wherein: the two sides of the bearing plate are provided with side grooves, and the side grooves are perpendicular to the clamping plates.

4. A circuit board clamping plate according to claim 3, wherein: the two groups of clamping plates respectively move synchronously with the first movable plate and the second movable plate.