CN216594735U - But angle regulation's printed board subassembly fixing device - Google Patents

Abstract

The utility model belongs to the field of optical inspection of printed circuit board assemblies, and relates to an angle-adjustable printed circuit board assembly fixing device. The handheld printed board assembly is easy to lose focus and display unclearly, and influences are caused on observation and inspection of the printed board assembly. The printed board assembly fixing device is used for optical inspection of a printed board assembly and comprises a base, a universal support, a fixing plate and a fixing clamp, wherein the upper part of the base is in point connection with the fixing plate through the universal support, and the top of the universal support is provided with a universal holder; the fixed plate has a plurality of track grooves, and slidable mounting has a plurality of fixation clamps in the track groove, carries out the clamping through fixation clamp in printed board subassembly's edge. But the printing plate subassembly multi-angle is adjusted and is fixed, is convenient for stabilize printing plate subassembly, focus etc. during the observation, can realize the translation simultaneously, and the multi-visual angle of printing plate subassembly is detected more conveniently under the electron magnifying glass.

Description

But angle regulation's printed board subassembly fixing device

Technical Field

The utility model belongs to the field of optical inspection of printed circuit board assemblies, and relates to an angle-adjustable printed circuit board assembly fixing device.

Background

Use the electron magnifying glass to carry out inspection application to printed board subassembly outward appearance very generally, the conventionality adopts the electron magnifying glass for observing to place printed board subassembly on electron magnifying glass observation platform, and both hands hold printed board subassembly and observe, nevertheless still need focus etc. very inconvenient observing. And the requirement on the stability of the observation piece is increased along with the increase of the magnification, the handheld printed board assembly is easy to cause defocusing and unclear display, and the observation and inspection of the printed board assembly are influenced.

Disclosure of Invention

The problem of placement and adjustment during inspection of the printed board assembly is solved, and particularly the problem of placement of an irregular printed board assembly is solved; meanwhile, the requirement of being fixed at different angles for observation is met, the state of the printed board can be kept, the focusing position is stabilized, the detection efficiency is improved, and the printed board assembly fixing device is provided.

The utility model provides a printed board assembly fixing device with an adjustable angle, which is used for optical inspection of a printed board assembly and comprises a base, a universal support column, a fixing plate and a fixing clamp, wherein the upper part of the base is in point connection with the fixing plate through the universal support column; the fixed plate is provided with a plurality of track grooves, a plurality of fixing clamps are slidably mounted in the track grooves, and the fixing clamps are clamped at the edge of the printed board assembly.

Advantageously, the lower part of the fixing clamp is connected with the track groove in a sliding mode, and the upper part of the fixing clamp is provided with an opening for clamping the printed board assembly.

Advantageously, the fixing clamp comprises an inner column, a shell, a spring and a plug, wherein the shell is of an annular structure and is provided with an open slot in the middle; the inner column is of a cylindrical structure with steps, is arranged in the shell, the end head penetrates out of the shell and is limited at the step, and the rod part of the inner column is provided with a groove; the plug is in threaded connection with the shell and applies elastic force to the inner column through the spring.

Advantageously, the groove forms a gap for clamping the edge of the printed board assembly when aligned with the open slot.

Advantageously, said track grooves are of the non-communicating X type, on which 4 fixing clamps are distributed.

Advantageously, the base and the fixing plate are rectangular.

Advantageously, the height of the gimbal strut is angularly adjustable to match the printed board assembly.

Advantageously, the base is of a planar design and is matched with the electronic magnifier platform.

Advantageously, the base is made of a non-metal material, the fixing plate is made of a metal material, and reinforcing ribs are arranged.

Has the advantages that: but the printing plate subassembly multi-angle is adjusted and is fixed, is convenient for stabilize printing plate subassembly, focus etc. during the observation, can realize the translation simultaneously, and the multi-visual angle of printing plate subassembly is detected more conveniently under the electron magnifying glass.

The features, functions, and advantages that have been discussed can be achieved independently in various examples or may be combined in yet other examples. Further details of the examples can be seen with reference to the following description and the accompanying drawings.

Drawings

The illustrative examples, as well as a preferred mode of use, further objectives, and descriptions thereof, will best be understood by reference to the following detailed description of an example of the present invention when read in conjunction with the accompanying drawings, wherein:

fig. 1 is a schematic diagram of a printed board assembly fixing device after clamping;

fig. 2 is a clamping rear elevation view of the printed board assembly fixing device;

fig. 3 is a schematic view of the structure of the fixing clip.

Detailed Description

The disclosed examples will be described more fully with reference to the accompanying drawings, in which some (but not all) of the disclosed examples are shown. Indeed, many different examples may be described and should not be construed as limited to the examples set forth herein. Rather, these examples are described so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

Referring to fig. 1-2, the printed board assembly fixing device mainly comprises a base 1, a universal support 2, a fixing plate 3 and a fixing clamp 4. Universal pillar 2 is fixed in base 1 through countersunk head screw, and fixed plate 3 is connected fixedly through the screw hole on 2 tops of universal pillar, and fixation clamp 4 passes track groove 11 on fixed plate 3 and fixes.

The retaining clip 4 includes an inner post 7, an outer shell 8, a spring 9 and a plug 10. And (3) penetrating the inner column 7 into the shell 8, putting the spring 9 into the inner column, and sealing the inner column by using a plug 10 to complete assembly of the assembly.

The base 1 adopts the flat board for support whole device and printed board subassembly, and the mounting hole adopts the counter bore, can realize still keeping in same horizontal plane in the bottom surface with the assembly back of universal pillar 2, can carry out the translation on the optical magnifier observation platform simultaneously, realizes the whole translation printed board subassembly 5 when observing.

The universal support 2 is composed of a support and a universal holder 6, the adjusting range of the printed board assembly during angle adjustment is guaranteed through the height of the support, and multi-angle adjustment and fixation are achieved through the universal holder 6.

The fixing plate 3 adopts a structure that a flat plate is matched with the X-shaped track groove 11, so that the fixing of printed plate assemblies with different specifications can be realized, and meanwhile, the X-shaped track groove 11 can realize that the printed plate cannot generate printed plate assemblies and 5 displacements due to the action of external force after the printed plate is fixed.

The pressing type fixing clamp 4 is adopted, the inner column 7 is pressed to adjust the size of the opening during installation, the printed board assembly 5 is guaranteed to be clamped through the elastic force of the spring 9, and meanwhile, the groove below the fixing clamp guarantees normal sliding of the fixing clamp in the fixing board track groove 11.

The inner column 7 of the fixing clamp 4 adopts a step surface to ensure that the inner column is limited in the shell under the condition of the elastic force of a spring, and when the printed board assembly 5 is not clamped, the lower edge of the track groove 11 is flush with the upper edge of the track groove of the shell, so that the fixing clamp is suitable for clamping and fixing a printed board with the thickness of 0-3 mm.

The shell 8 of the fixing clamp 4 is in threaded connection with the plug 10, the threaded diameter of the plug 10 ensures that the plug can penetrate through the track groove 11, the fixing clamp can be screwed down to fix the position after being assembled with the shell 8, the fixing clamp can be unscrewed slightly to enable the component to slide in the track groove 11, and the printed board component does not need to be dismounted when being replaced.

Example 1: the steps of installing the printed board assembly by the fixing device and adjusting are as follows:

step 1: placing the printed board assembly fixing device on a horizontal plane;

step 2: adjusting the fixing clip 4 to the outermost side in the rail groove 11;

and step 3: placing the printed board assembly 5 in the center of the printed board bracket, adjusting the position of the fixing clamp 4 in the track groove 11, and clamping the printed board assembly 5;

and 4, step 4: the moment of the universal tripod head 6 is adjusted, so that the fixed plate 3 can keep fixed in position under the condition of moving under external force;

and 5: placing the printed board assembly fixing device on an electronic magnifier platform;

step 6: and adjusting the observation angle of the printed board assembly and adjusting the focal length of the magnifier to observe.

The description of the different advantageous arrangements has been presented for purposes of illustration and description, but is not intended to be exhaustive or limited to the examples in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. Additionally, the different advantageous examples may describe different advantages as compared to other advantageous examples. The example or examples selected are chosen and described in order to best explain the principles of the examples, the practical application, and to enable others of ordinary skill in the art to understand the disclosure for various examples with various modifications as are suited to the particular use contemplated.

Claims (9)

1. The utility model provides an angle adjustable's printing board subassembly fixing device for printed circuit board subassembly's optical inspection, its characterized in that: the device comprises a base (1), a universal support column (2), a fixing plate (3) and a fixing clamp (4), wherein the upper part of the base (1) is in point connection with the fixing plate (3) through the universal support column (2), and the top of the universal support column (2) is provided with a universal tripod head (6); the fixing plate (3) is provided with a plurality of track grooves (11), a plurality of fixing clamps (4) are slidably mounted in the track grooves (11), and clamping is carried out on the edge of the printed board assembly (5) through the fixing clamps (4).

2. The printed board assembly fixing device according to claim 1, wherein: the lower portion of the fixing clamp (4) is connected with the track groove (11) in a sliding mode, and the upper portion of the fixing clamp is provided with an opening for clamping the printed board assembly (5).

3. The printed board assembly fixing device according to claim 2, wherein: the fixing clamp (4) comprises an inner column (7), a shell (8), a spring (9) and a plug (10), wherein the shell (8) is of an annular structure, and an open slot is formed in the middle of the shell; the inner column (7) is of a cylindrical structure with steps, is arranged in the shell (8), the end head penetrates out of the shell (8) and is limited at the step, and the rod part of the inner column (7) is provided with a groove; the plug (10) is in threaded connection with the shell (8) and applies elastic force to the inner column (7) through a spring (9).

4. A printed board assembly fixture according to claim 3 wherein: and when the groove is aligned with the open slot, a gap for clamping the edge of the printed board assembly (5) is formed.

5. A printed board assembly fixture according to claim 3 wherein: the track groove (11) is of a non-communicated X shape, and 4 fixing clamps (4) are distributed on the track groove.

6. A printed board assembly fixture according to claim 3 wherein: the base (1) and the fixing plate (3) are rectangular.

7. A printed board assembly fixture according to claim 3 wherein: the height of the universal support column (3) is matched with the adjustable angle of the printed board assembly.

8. A printed board assembly fixture according to claim 3 wherein: the base (1) is designed in a plane and is matched with the electronic magnifier platform.

9. A printed board assembly fixture according to claim 3 wherein: the base (1) is made of non-metal materials, the fixing plate (3) is made of metal materials, and reinforcing ribs are arranged.

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