CN210670818U

CN210670818U - Adjustable circuit board fixing device

Info

Publication number: CN210670818U
Application number: CN201921249298.4U
Authority: CN
Inventors: 吴明
Original assignee: Dongguan Senben Mold Plastic Co Ltd
Current assignee: Dongguan Senben Mold Plastic Co Ltd
Priority date: 2019-08-05
Filing date: 2019-08-05
Publication date: 2020-06-02
Anticipated expiration: 2029-08-05

Abstract

The utility model relates to an auxiliary device technical field is used in the circuit board maintenance, concretely relates to adjustable circuit board fixing device, including circuit board, carriage, sliding block, screw rod, stand, slip post, concave piece, elastic component. The utility model has the advantages that: through the support of elastic component to concave piece, make four concave piece go up the draw-in groove inner wall and support four tip of tight circuit board to carry out centre gripping, fixed to the circuit board, slide on the carriage through the sliding block in addition, make concave piece can be to a certain extent the not circuit board of area size of centre gripping, improved the compatibility, set up fixed plate, lug in addition, can support the circuit board bottom after the circuit board is rotatory, thereby the circuit board of being convenient for carries out the rotation operation.

Description

Adjustable circuit board fixing device

Technical Field

The utility model relates to an auxiliary device technical field is used in the circuit board maintenance, concretely relates to adjustable circuit board fixing device.

Background

When the circuit board is maintained or designed, an operator needs to hold the circuit board by hand to operate the circuit board, or the circuit board is placed on a static desktop to operate the circuit board, the former causes hand fatigue of the operator to a certain extent, and increases labor intensity, and the latter may cause the phenomenon that the static desktop interferes with the maintenance/design operation of the circuit board.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the problem that exists among the prior art, provide an adjustable circuit board fixing device, it can realize providing one kind can fix the circuit board, and can adapt to the circuit board of different area sizes to a certain extent and maintain design operation, has reduced intensity of labour to a certain extent, and can reduce the phenomenon that the circuit board is interfered by the foreign object.

In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:

the utility model provides an adjustable circuit board fixing device, includes the circuit board, still includes fixed subassembly, fixed subassembly includes two carriage that become the cross, two sliding fit block is connected with a sliding block on the carriage length direction both ends respectively, be equipped with the screw rod on the sliding block, the horizontal screw thread of screw rod is worn to establish on the sliding block and is worn into sliding block one end and support tight carriage, the vertical stand that is equipped with on the sliding block, it is same each horizontal sliding fit on two stands of carriage wears to be equipped with the slip post, the slip post is equipped with concave block, four towards fixed subassembly cross position one end respectively be equipped with the draw-in groove of four tip blocks of power supply circuit board on the concave block of slip post, be equipped with the elastic component on the slip post, the elastic component supports and pushes up concave block, drives the draw-in groove inner wall on.

Furthermore, a rotating block is arranged at the position of the screw rod exposed out of the sliding block.

Furthermore, a clamp spring is sleeved at one end, far away from the concave block, of the sliding column.

Furthermore, the elastic part is a pressure spring which is sleeved on the sliding column, and two ends of the elastic part respectively abut against the upright column and the concave block in the elastic direction.

Furthermore, one of them the carriage top surface is equipped with the fixed plate that spanes its length direction, be equipped with a plurality of lugs along its length direction array on the fixed plate, it is corresponding be equipped with the logical groove that supplies the lug to pass through freely on the sliding block.

Furthermore, the concave block is made of plastic materials.

Furthermore, the sliding block is provided with a clamping block which is made to be inwards turned, and the sliding frame is correspondingly provided with a sliding groove which is used for the clamping block to be embedded and clamped and can freely slide.

The utility model has the advantages that: through the support of elastic component to concave piece, make four concave piece go up the draw-in groove inner wall and support four tip of tight circuit board to carry out centre gripping, fixed to the circuit board, slide on the carriage through the sliding block in addition, make concave piece can be to a certain extent the not circuit board of area size of centre gripping, improved the compatibility, set up fixed plate, lug in addition, can support the circuit board bottom after the circuit board is rotatory, thereby the circuit board of being convenient for carries out the rotation operation.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of the present invention;

the reference numerals are explained below:

the circuit board comprises a circuit board 1, a concave block 2, a pressure spring 3, a vertical column 4, a sliding column 5, a snap spring 6, a convex block 7, a fixed plate 8, a sliding groove 9, a sliding block 10, a screw rod 11, a clamping block 12 and a sliding frame 13.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1, an adjustable circuit board fixing device includes a circuit board 1, and further includes a fixing component installed on an external electrostatic desktop, where the fixing component includes two sliding frames 13 crossed in a cross manner, two ends of the two sliding frames 13 in the length direction are respectively connected with a sliding block 10 in a sliding fit and clamping manner, specifically, inner walls of two sides of the width of the sliding block 10 are provided with inward-turned clamping blocks 12, the corresponding sliding frame 13 is provided with sliding grooves 9 for the clamping blocks 12 to be embedded and clamped and capable of freely sliding, the sliding block 10 is provided with a screw rod 11, the screw rod 11 is horizontally threaded on the sliding block 10, one end of the screw rod 11 penetrating into the sliding block 10 abuts against the sliding frame 13, a rotating block is arranged at a position exposed out of the sliding block 10, the sliding block 10 is vertically provided with an upright post 4, and two upright posts 4 of the same sliding frame 13 are, the sliding column 5 is provided with a concave block 2 made of plastic materials towards one end of the cross position of the fixed component, one end of the sliding column 5, which is far away from the concave block 2, is sleeved with a clamp spring 6 for limiting the concave block on the column 4, four concave blocks 2 of the sliding column 5 are respectively provided with a clamping groove for clamping four end parts of the circuit board 1, the width of the clamping groove is correspondingly arranged with the thickness of the circuit board, the circuit board 1 can slide in the clamping groove and can not move longitudinally, the sliding column 5 is sleeved with a pressure spring 3, the pressure spring 3 is sleeved on the sliding column 5, two ends of the elastic direction of the pressure spring respectively support against the column 4 and the concave block 2, the pressure spring supports against the concave block 2 and drives the inner wall of the clamping groove on the concave block 2 to tightly support against the circuit board 1, and the concave block 2 is made of plastic materials, so that the circuit board can not be broken or damaged basically, furthermore, one of, a plurality of lugs 7 are arranged on the fixed plate 8 along the length direction of the fixed plate in an array mode, and a through groove for the lugs 7 to freely pass through is correspondingly formed in the sliding block 10.

The utility model discloses when using: the sliding columns are pulled to the outer side of the sliding frame by a plurality of people together, the end part of the circuit board is clamped into the clamping groove of one of the concave blocks, and then the four sliding columns are slowly loosened, so that the inner walls of the clamping grooves on the four concave blocks can basically and synchronously abut against the circuit board, the circuit board is clamped, and the circuit board is basically not clamped by large acting force during circuit board maintenance and design operation, so that the circuit board is firmly clamped on an electrostatic desktop by a spring of a pressure spring, when the area size of the circuit board clamped by the concave blocks needs to be adjusted, when the adjustment amount of the area size is small, the adjustment can be completed by the deformation of the pressure spring, when the adjustment amount of the area size is large, the adjustment is difficult by the deformation of the pressure spring, the distance of the sliding blocks needs to be adjusted, at the moment, a screw rod can be unscrewed by one or more people together, then the screw is screwed down, the sliding frame is tightly propped by the screw, so that the sliding block is firmly fixed on the sliding frame, the process is repeated, the circuit board can be clamped, and then the circuit board needs to be rotated, when the operation is carried out, the two opposite end parts of the circuit board are taken out from the concave blocks, the concave blocks at the two opposite end parts are reserved for continuously clamping the circuit board, because the sliding column is arranged on the upright column in a sliding way, the concave block can be rotated manually to rotate the circuit board, after the circuit board is rotated, the bottom end of the circuit board is abutted against one of the bumps on the fixing plate to complete the rotation of the circuit board, and further, in order to prevent the circuit board from rotating by itself, the height of the posts can be set to a suitable dimension (the height of the posts is not less than the length of the circuit board, which is easily understood by those skilled in the art and will not be described herein), so that the circuit board will not rotate reversely under the gravity.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. An adjustable circuit board fixing device comprises a circuit board (1) and is characterized by further comprising a fixing assembly, wherein the fixing assembly comprises two crossed sliding frames (13), two sliding frames (13) are connected with a sliding block (10) in a sliding fit clamping mode respectively at two ends in the length direction, a screw rod (11) is arranged on the sliding block (10), horizontal threads of the screw rod (11) penetrate through the sliding block (10), one end of the screw rod penetrates through one end of the sliding block (10) and abuts against the sliding frame (13), an upright post (4) is vertically arranged on the sliding block (10), sliding posts (5) are arranged on two upright posts (4) of the same sliding frame (13) in a sliding fit mode respectively, concave blocks (2) are arranged at one end, facing the crossed position of the fixing assembly, of the sliding posts (5), and clamping grooves for clamping four end portions of the circuit board (1) are arranged on the concave blocks (2) of the four sliding posts (5, and the sliding column (5) is provided with an elastic piece which is abutted against the concave block (2) to drive the inner wall of the clamping groove on the concave block (2) to be abutted against the circuit board (1).

2. The adjustable circuit board fixing device of claim 1, wherein a rotating block is arranged at a position of the screw (11) exposed out of the sliding block (10).

3. The adjustable circuit board fixing device of claim 1, wherein a snap spring (6) is sleeved at one end of the sliding column (5) far away from the concave block (2).

4. The adjustable circuit board fixing device of claim 1, wherein the elastic member is a compression spring (3), the compression spring (3) is sleeved on the sliding column (5), and two ends of the compression spring in the elastic direction respectively abut against the upright column (4) and the concave block (2).

5. The adjustable circuit board fixing device of claim 1, wherein a fixing plate (8) crossing the length direction of the sliding frame (13) is arranged on the top surface of the sliding frame, a plurality of bumps (7) are arranged on the fixing plate (8) along the length direction of the fixing plate in an array, and through grooves for the bumps (7) to pass through are formed in the corresponding sliding blocks (10).

6. The adjustable fixing device for circuit board as claimed in claim 1, wherein the concave block (2) is made of plastic material.

7. The adjustable circuit board fixing device of claim 1, wherein the sliding block (10) is provided with a fixture block (12) which is made to be turned inside, and the sliding frame (13) is provided with a sliding groove (9) which is used for the fixture block (12) to be embedded and can slide freely.