CN210222071U

CN210222071U - PCB test fixture

Info

Publication number: CN210222071U
Application number: CN201920655710.6U
Authority: CN
Inventors: Weidong Qiu; 邱卫东
Original assignee: NUST GANGSHISHUN ELECTRONIC ENGINEERING TECHNOLOGY Co Ltd
Current assignee: NUST GANGSHISHUN ELECTRONIC ENGINEERING TECHNOLOGY Co Ltd
Priority date: 2019-05-09
Filing date: 2019-05-09
Publication date: 2020-03-31
Anticipated expiration: 2029-05-09

Abstract

A PCB test fixture comprises a plate body, a C-shaped piece, a slide block, a sliding C-shaped piece, a diamond screw, a connecting sheet, a sliding clamping plate and a clamping foot, the clamping feet comprise screws, rotary pressing sheets, nuts and springs, the C-shaped piece is arranged above the left side and the right side of the plate body, the sliding block is arranged in the groove of the C-shaped part, two ends of the sliding C-shaped part are fixedly connected with the connecting sheet through the diamond-shaped screws, the connecting screw penetrates through the connecting sheet to be connected with the sliding block through threads, the sliding clamping plate is arranged below the sliding C-shaped part, the utility model has simple structure, is suitable for clamping and fixing PCB boards with various sizes, has very simple adjustment operation, the clamping to the PCB board is stable, and the clamping foot can be dismantled, can freely install at plate body and slide clamp plate as required, also can realize the clamping fixed to some anomalous PCB boards.

Description

PCB test fixture

Technical Field

The utility model belongs to the technical field of PCB board anchor clamps, concretely relates to PCB board test fixture.

Background

The PCB can be qualified only by detecting through a plurality of links. In the process of detecting the printed circuit board, the most commonly used appliance is a test fixture, the test fixture uses a test needle to communicate a point to be tested on the printed circuit board with a corresponding point in a test machine, and tests the printed circuit board by calling a corresponding program, and the production process of the test fixture needs to pass through a plurality of different environments, such as welding, paint spraying and the like; the circuit board often need be reliably fixed in some processes, and current fixing device is anchor clamps, and the circuit board of different sizes can adopt different anchor clamps, and like this, people often need deposit very many anchor clamps to change, has caused the loss of manpower financial resources.

Disclosure of Invention

Technical problem to be solved

An object of the utility model is to provide a PCB board test fixture to solve the actual problem that proposes among the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a PCB board test fixture, includes plate body, C type spare, slider, slip C type spare, rhombus screw, connecting screw, connection piece, slip splint, presss from both sides the foot, it includes screw, rotatory preforming, nut, spring to press from both sides the foot, C type spare set up in the left and right sides top of plate body, the slider set up in the inslot of C type spare, the both ends of slip C type spare are passed through rhombus screw with connection piece fixed connection, the connecting screw pierces through the connection piece with slider threaded connection, slip splint set up in the below of slip C type spare, it sets up respectively in the plate body with on the slip splint, rotatory preforming cover is established the upper end of screw, the nut set up in the bottom of screw, the spring housing is established the bottom of screw.

Preferably, the plate body and the sliding clamping plate are uniformly provided with mounting holes matched with the clamping feet.

Preferably, the inner side of the sliding clamping plate is provided with a PCB clamping groove.

Preferably, a PCB clamping groove is formed in the edge of the inner side of the plate body.

(III) advantageous effects

The utility model provides a PCB board test fixture, the utility model discloses simple structure, the centre gripping that is applicable to the PCB board of various sizes is fixed, adjusts the operation very simple moreover, and is stable to the centre gripping of PCB board, and the clamp foot can be dismantled, can freely install at plate body and slip splint as required, also can realize fixed to the centre gripping of some anomalous PCB boards.

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 structural view of the present invention;

FIG. 2 is a schematic view of the structure of the clamp leg of the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1-plate body, 2-C type piece, 3-sliding block, 4-sliding C type piece, 5-diamond screw, 6-connecting screw, 7-connecting piece, 8-sliding clamping plate, 9-clamping foot, 901-screw, 902-rotary pressing sheet, 903-nut and 904-spring.

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 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.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a PCB board test fixture, which comprises a plate body 1, C type spare 2, slider 3, slip C type spare 4, rhombus screw 5, connecting screw 6, connecting piece 7, sliding clamp plate 8, press from both sides foot 9 including screw 901, rotatory preforming 902, nut 903, spring 904, C type spare 2 sets up in the left and right sides top of plate body 1, slider 3 sets up in the inslot of C type spare 2, the both ends of slip C type spare 4 pass through rhombus screw 5 and connecting piece 7 fixed connection, connecting screw 6 pierces through connecting piece 7 and slider 3 threaded connection, sliding clamp plate 8 sets up in the below of slip C type spare 4, press from both sides foot 9 and set up respectively on plate body 1 and sliding clamp plate 8, rotatory preforming 902 cover is established in the upper end of screw 901, nut 903 sets up in the bottom of screw 901, spring 904 cover is; mounting holes matched with the clamping feet 9 are uniformly formed in the plate body 1 and the sliding clamping plate 8; a PCB clamping groove is formed in the inner side of the sliding clamping plate 8; the inboard edge of plate body 1 is equipped with the PCB board draw-in groove.

The utility model discloses when specifically using, adjust the concrete position of slide clamp 8 earlier according to the big or small size of the PCB board of centre gripping, during the adjustment, earlier unscrew connecting screw 6 slides whole slide clamp 8 again, confirm after the position again with connecting screw 6 screw up fixed can, with the PCB integrated circuit board on the draw-in groove on plate body 1 and slide clamp 8, carry out the centre gripping to the PCB board at rotatory rotary pressing piece 902 respectively.

The utility model discloses simple structure, the centre gripping that is applicable to the PCB board of various sizes is fixed, and it is very simple to adjust the operation moreover, and is stable to the centre gripping of PCB board, presss from both sides foot 9 and can dismantle, can freely install at plate body 1 and slip splint 8 as required, also can realize fixed to the centre gripping of some anomalous PCB boards.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

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. The utility model provides a PCB board test fixture which characterized in that: comprises a plate body (1), a C-shaped part (2), a sliding block (3), a sliding C-shaped part (4), a diamond-shaped screw (5), a connecting screw (6), a connecting sheet (7), a sliding clamping plate (8) and a clamping foot (9), wherein the clamping foot (9) comprises a screw (901), a rotary pressing sheet (902), a nut (903) and a spring (904), the C-shaped part (2) is arranged above the left side and the right side of the plate body (1), the sliding block (3) is arranged in a groove of the C-shaped part (2), two ends of the sliding C-shaped part (4) are fixedly connected with the connecting sheet (7) through the diamond-shaped screw (5), the connecting screw (6) penetrates through the connecting sheet (7) and is in threaded connection with the sliding block (3), the sliding clamping plate (8) is arranged below the sliding C-shaped part (4), and the clamping foot (9) is respectively arranged on the plate body (1) and the sliding clamping, the rotary pressing sheet (902) is sleeved at the upper end of the screw (901), the nut (903) is arranged at the bottom end of the screw (901), and the spring (904) is sleeved at the bottom of the screw (901).

2. The PCB board test fixture of claim 1, wherein: the plate body (1) and the sliding clamping plate (8) are uniformly provided with mounting holes matched with the clamping feet (9).

3. The PCB board test fixture of claim 1, wherein: and a PCB clamping groove is formed in the inner side of the sliding clamping plate (8).

4. The PCB board test fixture of claim 1, wherein: the PCB clamping groove is formed in the edge of the inner side of the plate body (1).