CN210243700U - Test fixture of inspection instrument PCBA and LCD screen function - Google Patents
Test fixture of inspection instrument PCBA and LCD screen function Download PDFInfo
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- CN210243700U CN210243700U CN201921059818.5U CN201921059818U CN210243700U CN 210243700 U CN210243700 U CN 210243700U CN 201921059818 U CN201921059818 U CN 201921059818U CN 210243700 U CN210243700 U CN 210243700U
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Abstract
The utility model relates to a testing tool for testing PCBA and LCD function, which comprises a bottom plate, wherein the top of the bottom plate is symmetrically provided with a first supporting plate and a second supporting plate, supporting tables are arranged at two sides of the first supporting plate, the supporting tables are symmetrically arranged, a rotating rod is arranged between the first supporting plate and the second supporting plate, the rotating rod is fixedly connected with a rotating plate, a testing instrument is arranged on the rotating plate and penetrates through the rotating plate, a working cavity is arranged in the first supporting plate, one end of the rotating rod is connected with the inner wall of the working cavity through a bearing, the rotating rod in the working cavity is fixedly connected with a first chain wheel, a second chain wheel is arranged below the first chain wheel, a chain is connected between the second chain wheel and the first chain wheel, and the second chain wheel and the chain are both arranged in the working cavity, the testing tool for testing PCBA and LCD function improves the convenience of the test, the test device is beneficial to the test work of the PCBA and the LCD function of the instrument.
Description
Technical Field
The utility model relates to a test fixture of inspection instrument PCBA and LCD screen function belongs to test fixture technical field.
Background
In the test of instrument, because of PCBA test area and LCD screen operation area no longer same scope, the staff operation in-process will make a round trip to overturn the product, and rotation angle is uncontrolled and the product does not have effective location, influences the efficiency and the effect of test, in addition, also can lead to the flexible cable of connecting the LCD screen easily impaired.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem who solves overcomes current defect, a test fixture of inspection instrument PCBA and LCD screen function is provided, through setting up a supporting bench, be used for supporting test instrument at horizontal position, be convenient for carry out the inspection test, through setting up the sprocket, a chain, the dwang etc., be used for transmitting the turning force, be used for driving test instrument rotatory, be convenient for the inspection test of PCBA test area and LCD screen operation district on the test instrument, through setting up the snap ring and changeing the piece, arch and shrinkage pool on it make the bull stick stop at arbitrary angle, thereby make the test instrument on the commentaries on classics board be in arbitrary angle, be favorable to carrying out the inspection test to test instrument, through setting up the rubber protective sheath, be used for protecting the flexible cable, avoid the flexible cable wearing and tearing in test work, the effectual efficiency and the convenience that have improved the instrument.
In order to achieve the above object, the utility model provides a following technical scheme:
a testing tool for testing the functions of a PCBA and a liquid crystal screen of an instrument comprises a bottom plate, wherein a first supporting plate and a second supporting plate are symmetrically arranged at the top of the bottom plate, supporting tables are arranged on two sides of the first supporting plate and are symmetrically arranged, a rotating rod is arranged between the first supporting plate and the second supporting plate and is fixedly connected with a rotating plate, a testing instrument is arranged on the rotating plate and penetrates through the rotating plate, a tool cavity is arranged in the first supporting plate, one end of the rotating rod is connected with the inner wall of the tool cavity through a bearing, a first chain wheel is fixedly connected with the rotating rod in the tool cavity, a second chain wheel is arranged below the first chain wheel, a chain is connected between the second chain wheel and the first chain wheel, the second chain wheel and the chain are both arranged in the tool cavity, the second chain wheel is fixedly connected with the rotating rod, and the rotating rod penetrates through the first supporting, the mounting cavity is arranged in the second supporting plate, the other end of the rotating rod extends into the mounting cavity, the rotating rod is fixedly connected with a rotating block in the mounting cavity, a clamping ring is arranged on the outer side of the rotating block, and the clamping ring is arranged in the mounting cavity.
Furthermore, supporting legs are arranged at four corners of the bottom plate, and suckers are arranged at the bottoms of the supporting legs.
Furthermore, the front of the test instrument is provided with a liquid crystal display operation area, and the back of the test instrument is provided with a PCBA test area.
Furthermore, one side of the rotating plate, which is close to the rotating rod, is provided with a first wire hole, the first wire hole penetrates through the rotating plate, a second wire hole is arranged below the first wire hole, the second wire hole is arranged on the bottom plate, a rubber protective sleeve is connected between the second wire hole and the first wire hole, a flexible cable is arranged in the rubber protective sleeve, and the flexible cable is connected with a test instrument.
Furthermore, the dwang of first backup pad one side is connected with the turn button, just the anti-skidding line has been carved with in the turn button outside.
Furthermore, the snap ring inner wall is equipped with the shrinkage pool, be equipped with the lug in the shrinkage pool, just the lug is located the commentaries on classics piece outside.
Furthermore, a sliding groove is arranged between the concave holes, and the size of the sliding groove corresponds to that of the convex block.
The utility model has the advantages that: the utility model relates to a test fixture of inspection instrument PCBA and LCD screen function, moreover, the steam generator is simple in structure, and reasonable design, through setting up a supporting bench, be used for supporting test instrument at horizontal position, be convenient for carry out the inspection test, through setting up the sprocket, a chain, dwang etc., be used for transmitting the turning force, be used for driving test instrument rotatory, be convenient for the inspection test of PCBA test area on the test instrument and LCD screen operation district, through setting up snap ring and commentaries on classics piece, arch and shrinkage pool on it make the commentaries on classics pole can stop at arbitrary angle, thereby make the test instrument on the commentaries on classics board be in arbitrary angle, be favorable to carrying out the inspection test to test instrument, through setting up rubber protective sheath, be used for protecting the flexible cable, avoid the flexible cable wearing and tearing in test operation.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
FIG. 1 is an external view of the utility model of a test fixture for testing the functions of a PCBA and a liquid crystal screen;
FIG. 2 is a cross-sectional view of the position of the rotating rod for checking the PCBA and LCD functions of the utility model;
FIG. 3 is a side cross-sectional view of the position of a retaining ring for checking the PCBA and LCD functions of the present invention;
FIG. 4 is a front view of the utility model of a rotary plate for checking PCBA and LCD screen function;
reference numbers in the figures: 1. a base plate; 2. a first support plate; 3. a second support plate; 4. a support table; 5. a rotating rod; 6. rotating the plate; 7. testing the instrument; 8. a die cavity; 9. a first sprocket; 10. a second sprocket; 11. a chain; 12. rotating the rod; 13. a mounting cavity; 14. rotating the block; 15. a snap ring; 16. supporting legs; 17. a suction cup; 18. a first wire guide hole; 19. a second wire guide; 20. a rubber protective sleeve; 21. turning a button; 22. concave holes; 23. a bump; 24. a chute.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a testing tool for testing the functions of a PCBA and a liquid crystal screen of an instrument comprises a bottom plate 1, wherein a first supporting plate 2 and a second supporting plate 3 are symmetrically arranged at the top of the bottom plate 1, supporting tables 4 are arranged on two sides of the first supporting plate 2, the supporting tables 4 are symmetrically arranged and used for supporting a rotating plate 6 to be in a horizontal position and enabling a testing instrument 7 to be stably in the horizontal position, a rotating rod 5 is arranged between the first supporting plate 2 and the second supporting plate 3, the rotating rod 5 is fixedly connected with the rotating plate 6, the testing instrument 7 is arranged on the rotating plate 6 and penetrates through the rotating plate 6, a tool cavity 8 is arranged in the first supporting plate 2, one end of the rotating rod 5 is connected with the inner wall of the tool cavity 8 through a bearing, a first chain wheel 9 is fixedly connected with the rotating rod 5 in the tool cavity 8, a second chain wheel 10 is arranged below the first chain wheel 9, and a chain 11 is connected between the second chain wheel 10, just in the worker die cavity 8 is all located to second sprocket 10 and chain 11 for the transmission turning force, 10 fixedly connected with dwang 12 of second sprocket, just dwang 12 runs through first backup pad 2, and control test instrument 7 rotates, be equipped with installation cavity 13 in the second backup pad 3, just installation cavity 13 is stretched into to the 5 other ends of bull stick, 5 fixedly connected with commentaries on classics piece 14 of bull stick in installation cavity 13, the 14 outsides of commentaries on classics piece are equipped with snap ring 15, just snap ring 15 is located in installation cavity 13, and fixed test instrument 7 is in arbitrary angle.
More specifically, the four corners of the bottom plate 1 are provided with supporting legs 16, the bottom of the supporting legs 16 is provided with a sucker 17 for fixing the position of the test tool, the test instrument 7 is provided with a liquid crystal screen operation area on the front side and a PCBA test area on the back side, one side of the rotating plate 6 close to the rotating rod 5 is provided with a first wire hole 18, the first wire hole 18 penetrates through the rotating plate 6, a second wire hole 19 is arranged below the first wire hole 18, the second wire hole 19 is arranged on the bottom plate 1, a rubber protective sleeve 20 is connected between the second wire hole 19 and the first wire hole 18, a flexible cable is arranged in the rubber protective sleeve 20 and connected with the test instrument 7, so as to avoid abrasion to the flexible cable, the rotating rod 12 on one side of the first supporting plate 2 is connected with a rotating button 21, and anti-skid veins are carved on the outer side of the rotating button 21, so as to facilitate, the 15 inner walls of snap ring are equipped with shrinkage pool 22, be equipped with lug 23 in the shrinkage pool 22, just lug 23 is located and is changeed the piece 14 outside for fixed test instrument 7 is in arbitrary angle, its characterized in that: and sliding grooves 24 are formed between the concave holes 22, and the positions of the sliding grooves 24 correspond to the convex blocks 23, so that the convex blocks 23 can slide conveniently.
The utility model discloses the theory of operation: during the use, rotate dwang 12 through turn button 21, and then second sprocket 10 drives first sprocket 9 through chain 11 and rotates, and then bull stick 5 drives commentaries on classics board 6 and rotates to drive test instrument 7 and rotate around bull stick 5, thereby make it stop in arbitrary angle, be favorable to the test of PCBA test area on the test instrument 7 and LCD screen operation district.
The above is the preferred embodiment of the present invention, and the technical personnel in the field of the present invention can also change and modify the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvement, replacement or modification made by the technical personnel in the field on the basis of the present invention all belong to the protection scope of the present invention.
Claims (7)
1. A testing tool for testing PCBA and LCD functions of an instrument comprises a bottom plate (1) and is characterized in that a first supporting plate (2) and a second supporting plate (3) are symmetrically arranged at the top of the bottom plate (1), supporting tables (4) are arranged on two sides of the first supporting plate (2), the supporting tables (4) are symmetrically arranged, a rotating rod (5) is arranged between the first supporting plate (2) and the second supporting plate (3), the rotating rod (5) is fixedly connected with a rotating plate (6), a testing instrument (7) is arranged on the rotating plate (6), the testing instrument (7) penetrates through the rotating plate (6), an industrial cavity (8) is arranged in the first supporting plate (2), one end of the rotating rod (5) is connected with the inner wall of the industrial cavity (8) through a bearing, and a first chain wheel (9) is fixedly connected with the rotating rod (5) in the industrial cavity (8), first sprocket (9) below is equipped with second sprocket (10), be connected with chain (11) between second sprocket (10) and first sprocket (9), just in worker's die cavity (8) is all located with chain (11) second sprocket (10), second sprocket (10) fixedly connected with dwang (12), just dwang (12) run through first backup pad (2), be equipped with installation cavity (13) in second backup pad (3), just installation cavity (13) are stretched into to bull stick (5) other end, bull stick (5) fixedly connected with commentaries on classics piece (14) in installation cavity (13), commentaries on classics piece (14) outside is equipped with snap ring (15), just in installation cavity (13) are located in snap ring (15).
2. The test tool for testing the functions of the PCBA and the LCD screen of the instrument as claimed in claim 1, wherein: supporting legs (16) are arranged at four corners of the bottom plate (1), and suckers (17) are arranged at the bottoms of the supporting legs (16).
3. The test tool for testing the functions of the PCBA and the LCD screen of the instrument as claimed in claim 1, wherein: the front side of the test instrument (7) is provided with a liquid crystal display operation area, and the back side of the test instrument is provided with a PCBA test area.
4. The test tool for testing the functions of the PCBA and the LCD screen of the instrument as claimed in claim 1, wherein: one side of the rotating plate (6) close to the rotating rod (5) is provided with a first wire guide hole (18), the first wire guide hole (18) penetrates through the rotating plate (6), a second wire guide hole (19) is arranged below the first wire guide hole (18), the second wire guide hole (19) is arranged on the bottom plate (1), a rubber protective sleeve (20) is connected between the second wire guide hole (19) and the first wire guide hole (18), a flexible cable is arranged in the rubber protective sleeve (20), and the flexible cable is connected with the test instrument (7).
5. The test tool for testing the functions of the PCBA and the LCD screen of the instrument as claimed in claim 1, wherein: dwang (12) of first backup pad (2) one side are connected with knob (21), just knob (21) outside is carved with anti-skidding line.
6. The test tool for testing the functions of the PCBA and the LCD screen of the instrument as claimed in claim 1, wherein: the inner wall of the clamping ring (15) is provided with a concave hole (22), a convex block (23) is arranged in the concave hole (22), and the convex block (23) is arranged on the outer side of the rotating block (14).
7. The test tool for testing the functions of the PCBA and the LCD screen of the instrument as claimed in claim 6, wherein: sliding grooves (24) are formed between the concave holes (22), and the positions of the sliding grooves (24) correspond to the convex blocks (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921059818.5U CN210243700U (en) | 2019-07-09 | 2019-07-09 | Test fixture of inspection instrument PCBA and LCD screen function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921059818.5U CN210243700U (en) | 2019-07-09 | 2019-07-09 | Test fixture of inspection instrument PCBA and LCD screen function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210243700U true CN210243700U (en) | 2020-04-03 |
Family
ID=69990197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921059818.5U Active CN210243700U (en) | 2019-07-09 | 2019-07-09 | Test fixture of inspection instrument PCBA and LCD screen function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210243700U (en) |
-
2019
- 2019-07-09 CN CN201921059818.5U patent/CN210243700U/en active Active
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