CN217181130U

CN217181130U - Detection apparatus convenient to test circuit board

Info

Publication number: CN217181130U
Application number: CN202123451314.8U
Authority: CN
Inventors: 杨海江; 张红斌
Original assignee: Wuxi Nasch Control And Test Technology Co ltd
Current assignee: Wuxi Nasch Control And Test Technology Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-08-12
Anticipated expiration: 2031-12-31

Abstract

The application discloses a detection device convenient for testing a circuit board, which belongs to the technical field of circuit board testing equipment and comprises a test seat, a detection box and a support frame, wherein the test seat is arranged on the detection box; the detection box is provided with a limiting assembly used for fixing the sliding strip. This application is through with support frame and detection case sliding connection, can be convenient for the support frame to dismantle from the detection case to when the circuit board of different models need be tested, only need change detection case and test seat can, and then can reduce the waste of resource.

Description

Detection apparatus convenient to test circuit board

Technical Field

The application relates to the technical field of circuit board test equipment, in particular to a detection device convenient for testing a circuit board.

Background

At present, various industries have demands for circuit boards, the circuit boards are used as compact integrated devices and need to be tested before being put into use, and a common testing method is to contact the circuit boards by using probes on a testing machine and then read test data from the testing machine, so that the circuit boards are tested.

In the related art, a detection device convenient for testing a circuit board exists, and the device is disclosed in the Chinese utility model patent with the reference publication number of CN214539892U and comprises a test seat, a detection box, a support frame and a pressing assembly, wherein a probe is arranged on the detection box, a probe hole is formed in the test seat, and the probe can pass through the probe hole; support frame fixed connection compresses tightly the subassembly and includes handle, connection bridge and depression bar on the detection case, and handle and depression bar all are articulated mutually with the support frame, and handle and depression bar all are articulated mutually with the connection bridge.

With respect to the above-described related art, the inventors consider that the following drawbacks exist: when the circuit board of different models need be tested, need use different detection case and test seat because support frame and detection case fixed connection to need change support frame, detection case and test seat simultaneously, and then probably cause the waste of resource.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the support frame to dismantle from the detection case, this application provides a detection device convenient to test circuit board.

The application provides a detection device convenient to test circuit board adopts following technical scheme:

a detection device convenient for testing a circuit board comprises a test seat, a detection box and a support frame, wherein the test seat is arranged on the detection box, a sliding strip is fixedly connected to the support frame, a sliding groove is formed in the detection box, and the sliding strip is connected with the inner wall of the sliding groove in a sliding manner; and the detection box is provided with a limiting assembly for fixing the sliding strip.

Through adopting above-mentioned technical scheme, for the ease of the support frame dismantles from the detection case, when need changing detection case and test seat, at first remove the fixed action of spacing subassembly, remove the support frame after that for the sliding strip breaks away from the spout, thereby make the support frame dismantle from the detection case, and then when the circuit board of the different models of needs test, only need change detection case and test seat can, can reduce the waste of resource.

Preferably, the limiting assembly comprises a locking block and a first spring, a cavity is formed in the detection box, the locking block is connected with the inner wall of the cavity in a sliding manner, one end of the first spring is fixedly connected with the side wall of the cavity, the other end of the first spring is fixedly connected with the locking block, a locking groove is formed in the sliding strip, and the locking block is in splicing fit with the locking groove; the detection box is also provided with a driving assembly used for moving the locking block.

By adopting the technical scheme, in order to fix the support frame on the detection box, the locking block is moved towards the direction far away from the support frame by using the driving assembly, and the first spring is compressed at the moment; when the sliding strip moves to the position where the locking block is right opposite to the locking groove, the locking block is in inserting fit with the locking groove under the elastic action of the first spring, so that the support frame can be fixed on the detection box.

Preferably, the driving assembly comprises a pressing strip and a gear, the pressing strip is connected with the inner wall of the cavity in a sliding mode, and the pressing strip penetrates through the side wall of the cavity; the locking block is fixedly connected with a first rack, the pressing strip is fixedly connected with a second rack, the gear is rotatably connected with the inner wall of the cavity, and the first rack is meshed with the second rack.

By adopting the technical scheme, in order to drive the locking block to move, an operator moves the pressing strip, the pressing strip moves to drive the second rack to move, the second rack moves to drive the gear to rotate, the gear rotates to drive the first rack to move, and the first rack moves to drive the locking block to move, so that the aim of driving the locking block to move is fulfilled.

Preferably, the locking block is provided with an inclined surface, and the inclined surface of the locking block is arranged from one end far away from the sliding strip to one end close to the sliding strip in an inclined and downward manner.

Through adopting above-mentioned technical scheme, at the in-process that the slide bar removed, utilize the effect on inclined plane for the slide bar can promote the locking piece and remove to the direction of keeping away from the slide bar, and then reduces the degree of difficulty of fixed slide bar.

Preferably, fixedly connected with protection box on the detection case, protection box includes box body and lid, the lid with the box body is articulated mutually, be provided with on the protection box and be used for fixing the fixed subassembly on the box body with the lid.

Through adopting above-mentioned technical scheme, in order to reduce the possibility that the layering was touched to the mistake, fix the back on the detection case at the support frame, utilize fixed subassembly to fix the lid on the box body, press the layering and be located the protection box this moment to can reduce the possibility that the layering was touched to the mistake.

Preferably, the fixing component comprises an elastic rope and a fixing block, the fixing block is fixedly connected with the box cover, the elastic rope is fixedly connected with the box body, and the elastic rope is matched with the fixing block.

Through adopting above-mentioned technical scheme, in order to fix the lid on the box body, at first rotate the lid and make lid and box body laminate mutually, then overlap the elasticity rope on the fixed block, the elasticity rope offsets tightly with the fixed block this moment to reach and fix the purpose on the box body with the lid.

Preferably, the supporting frame is fixedly connected with an air cylinder, a piston rod of the air cylinder is fixedly connected with a pressing plate, and the pressing plate is matched with the test seat.

Through adopting above-mentioned technical scheme, utilize the effect of cylinder, can be convenient for drive press the platen and remove, improve detection efficiency.

Preferably, the test seat is fixedly connected with a positioning sheet, and the positioning sheet is attached to the pressing plate.

Through adopting above-mentioned technical scheme, installing the support frame at the in-process of detection case, utilizing the effect of spacer, can be convenient for confirm the position of pressing the pressure board to be convenient for make press the pressure board to cooperate with the test seat.

In summary, the present application includes at least one of the following beneficial technical effects:

1. in order to facilitate the detachment of the support frame from the detection box, when the detection box and the test seat need to be replaced, firstly, the fixing effect of the limiting assembly is removed, then, the support frame is moved, so that the sliding strip is separated from the sliding groove, the support frame is detached from the detection box, and the waste of resources can be reduced;

2. in order to fix the support frame on the detection box, the locking block is moved towards the direction far away from the support frame by using the driving assembly, and the first spring is compressed at the moment; when the sliding strip moves to the position where the locking block is opposite to the locking groove, the locking block is in inserted fit with the locking groove under the action of the elastic force of the first spring, so that the support frame can be fixed on the detection box;

3. in order to drive the locking block to move, an operator moves the pressing strip, the pressing strip moves to drive the second rack to move, the second rack moves to drive the gear to rotate, the gear rotates to drive the first rack to move, and the first rack moves to drive the locking block to move, so that the aim of driving the locking block to move is fulfilled.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

FIG. 2 is a schematic view showing the positioning plate and the protective case highlighted in the embodiment of the present application.

FIG. 3 is a sectional view of the test box, the support frame, the slide bar, and the protective case in the embodiment of the present application.

Description of reference numerals:

1. a test seat; 11. positioning plates; 12. positioning holes; 13. accommodating grooves; 14. a second spring; 15. probing a hole; 2. a detection box; 21. a chute; 22. a cavity; 23. a probe; 3. a support frame; 31. a slide bar; 32. a locking groove; 4. a limiting component; 41. a locking block; 42. a first spring; 5. a drive assembly; 51. pressing the pressing strip; 52. a gear; 53. a first rack; 54. a second rack; 6. a protective case; 61. a box body; 62. a box cover; 63. a fixing assembly; 64. an elastic cord; 65. a fixed block; 7. a cylinder; 8. a pressing plate; 81. and a positioning column.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses detection device convenient to test circuit board. Referring to fig. 1, detection device convenient to test circuit board includes support frame 3, test seat 1 and detection case 2, spout 21 has been seted up on the

detection case

2, 3 bottom fixedly connected with sliding strip 31 of support frame, sliding strip 31 and spout 21's inner wall sliding connection.

As shown in fig. 1 and 2, a cylinder 7 is fixedly connected to the top of the supporting frame 3, a pressing plate 8 is fixedly connected to a piston rod of the cylinder 7, four positioning posts 81 are fixedly connected to the bottom of the pressing plate 8, four positioning holes 12 are formed in the test socket 1, and the four positioning posts 81 are in one-to-one corresponding insertion fit with the four positioning holes 12; the side wall of the test seat 1 is fixedly connected with a positioning sheet 11, and the positioning sheet 11 is attached to the side wall of the pressing plate 8; the test seat 1 is provided with an accommodating groove 13, the bottom of the test seat 1 is fixedly connected with four second springs 14, and the four second springs 14 are all fixedly connected with the detection box 2; a plurality of spy hole 15 have been seted up to holding tank 13 bottom, a plurality of probes 23 of 2 top fixedly connected with of detection case, a plurality of probes 23 and a plurality of 15 one-to-one grafting cooperations of spy hole.

Before testing the circuit board, the sliding strip 31 is moved to enable the supporting frame 3 to be installed on the detection box 2, and the pressing plate 8 is attached to the positioning sheet 11, so that the pressing plate 8 can be matched with the test seat 1; then, the circuit board is placed in the accommodating groove 13, the air cylinder 7 is started, the piston rod of the air cylinder 7 moves to drive the pressing plate 8 to move, the pressing plate 8 moves to push the test seat 1 to move, the positioning column 81 is in inserted fit with the positioning hole 12 at the moment, and the second spring 14 is compressed; in the process that the test socket 1 moves towards the direction approaching the detection box 2, the probes 23 pass through the probe holes 15 to be abutted with the circuit board, so that the circuit board can be tested by the action of the probes 23.

As shown in fig. 1 and 3, a limiting assembly 4 and a driving assembly 5 are arranged on the detection box 2, the limiting assembly 4 comprises a locking block 41 and a first spring 42, a cavity 22 is formed in the detection box 2, the locking block 41 penetrates through the bottom wall of the cavity 22, and the locking block 41 is connected with the side wall of the cavity 22 in a sliding manner; the bottom of the locking block 41 is provided with a slope, and the slope of the locking block 41 is arranged from one end far away from the sliding strip 31 to one end close to the sliding strip 31 in a downward slope manner; the sliding strip 31 is provided with a locking groove 32, and the locking block 41 is in inserted fit with the locking groove 32; one end of the first spring 42 is fixedly connected with the top wall of the cavity 22, and the other end of the first spring 42 is fixedly connected with the top wall of the locking block 41.

In order to fix the support frame 3 on the detection box 2, the sliding bar 31 is moved, and the sliding bar 31 can push the locking block 41 to move in a direction away from the support frame 3 by the action of the inclined surface, and the first spring 42 is compressed; when the sliding strip 31 moves to the position that the locking block 41 is opposite to the locking groove 32, under the action of the elastic force of the first spring 42, the locking block 41 is in insertion fit with the locking groove 32, so that the sliding strip 31 is fixed on the detection box 2, and the support frame 3 is fixed on the detection box 2.

As shown in fig. 3, the driving assembly 5 includes a pressing bar 51 and a gear 52, the pressing bar 51 penetrates through the top wall of the cavity 22 such that a portion of the pressing bar 51 is located outside the detection box 2, and the pressing bar 51 is slidably connected with the side wall of the cavity 22; the side wall of the locking block 41 is fixedly connected with a first rack 53, the side wall of the pressing bar 51 is fixedly connected with a second rack 54, the gear 52 is rotatably connected with the inner wall of the cavity 22, and the first rack 53 and the second rack 54 are both meshed with the gear 52.

In order to drive the locking block 41 to move, firstly, the pressing strip 51 is moved, the pressing strip 51 moves to drive the second rack 54 to move, the second rack 54 moves to drive the gear 52 to rotate, the gear 52 rotates to drive the first rack 53 to move, and the first rack 53 moves to drive the locking block 41 to move, so that the aim of driving the locking block 41 to move can be achieved.

As shown in fig. 2 and 3, the protection box 6 is fixedly connected to the outer side of the detection box 2, the protection box 6 comprises a box body 61 and a box cover 62, and the part of the pressing strip 51 outside the detection box 2 is located in the box body 61; lid 62 is articulated mutually with box body 61, is provided with fixed subassembly 63 on the box body 61, and fixed subassembly 63 includes elasticity rope 64 and fixed block 65, and fixed block 65 fixed connection is on lid 62, and elasticity rope 64 fixed connection is on box body 61, and elasticity rope 64 cooperatees with fixed block 65.

In order to reduce the possibility of mistakenly touching the pressing strip 51, after the position of the support frame 3 is adjusted, the box cover 62 is rotated to enable the box cover 62 to be attached to the box body 61, then the elastic rope 64 is sleeved on the fixing block 65, and the elastic rope 64 is abutted to the fixing block 65, so that the part, located outside the detection box 2, of the pressing strip 51 is located in the protection box 6, and the possibility of mistakenly touching the pressing strip 51 is reduced.

The implementation principle of the detection device convenient for testing the circuit board in the embodiment of the application is as follows: when the detection box 2 is normally used, the support frame 3 is fixed on the detection box 2 by using the limiting component 4; when the detection box 2 and the test seat 1 of different models need to be replaced, at first utilize drive assembly 5 to make locking piece 41 break away from locking groove 32, remove support frame 3 after that for slide bar 31 breaks away from spout 21, thereby reach the purpose that support frame 3 of being convenient for was dismantled from detection box 2, and then can reduce the waste of resource.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a detection apparatus convenient to test circuit board, includes test seat (1), detection case (2) and support frame (3), test seat (1) install in on detection case (2), its characterized in that: a sliding strip (31) is fixedly connected to the support frame (3), a sliding groove (21) is formed in the detection box (2), and the sliding strip (31) is in sliding connection with the inner wall of the sliding groove (21); and the detection box (2) is provided with a limiting component (4) for fixing the sliding strip (31).

2. The inspection device of claim 1, wherein: the limiting assembly (4) comprises a locking block (41) and a first spring (42), a cavity (22) is formed in the detection box (2), the locking block (41) is connected with the inner wall of the cavity (22) in a sliding mode, one end of the first spring (42) is fixedly connected with the side wall of the cavity (22), the other end of the first spring (42) is fixedly connected with the locking block (41), a locking groove (32) is formed in the sliding strip (31), and the locking block (41) is matched with the locking groove (32) in an inserting mode; the detection box (2) is also provided with a driving assembly (5) for moving the locking block (41).

3. The inspection device of claim 2, wherein: the driving assembly (5) comprises a pressing strip (51) and a gear (52), the pressing strip (51) is connected with the inner wall of the cavity (22) in a sliding mode, and the pressing strip (51) penetrates through the side wall of the cavity (22); the locking piece (41) is fixedly connected with a first rack (53), the pressing strip (51) is fixedly connected with a second rack (54), the gear (52) is rotatably connected with the inner wall of the cavity (22), and the first rack (53) is meshed with the second rack (54) and the gear (52).

4. The inspection device of claim 2, wherein: the locking block (41) is provided with an inclined surface, and the inclined surface of the locking block (41) is arranged in an inclined and downward manner from one end far away from the sliding strip (31) to one end close to the sliding strip (31).

5. A test apparatus for facilitating testing of a circuit board according to claim 3, wherein: fixedly connected with protection box (6) on detection case (2), protection box (6) include box body (61) and lid (62), lid (62) with box body (61) are articulated mutually, be provided with on protection box (6) and be used for fixing fixed subassembly (63) on box body (61) lid (62).

6. The inspection device of claim 5, wherein: fixed subassembly (63) include elasticity rope (64) and fixed block (65), fixed block (65) with lid (62) fixed connection, elasticity rope (64) with box body (61) fixed connection, elasticity rope (64) with fixed block (65) cooperate.

7. The inspection device of claim 1, wherein: fixedly connected with cylinder (7) on support frame (3), fixedly connected with presses on the piston rod of cylinder (7) and presses platen (8), press platen (8) with test seat (1) cooperate.

8. The inspection device of claim 7, wherein: the testing seat (1) is fixedly connected with a positioning sheet (11), and the positioning sheet (11) is attached to the pressing plate (8).