CN216117891U - Test fixture of massage armchair PCB board - Google Patents
Test fixture of massage armchair PCB board Download PDFInfo
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- CN216117891U CN216117891U CN202121778792.7U CN202121778792U CN216117891U CN 216117891 U CN216117891 U CN 216117891U CN 202121778792 U CN202121778792 U CN 202121778792U CN 216117891 U CN216117891 U CN 216117891U
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Abstract
The utility model discloses a test tool for a PCB (printed circuit board) of a massage chair, which relates to the technical field of circuit board test and has the technical scheme that: the multifunctional massager comprises a base, and a lower template and an upper template which are arranged on the base, wherein the upper template is positioned above the lower template, the base is connected with massager equipment, probes are arranged on the lower template and the upper template, a lifting piece is arranged on the base, a positioning groove is arranged on the lower template, a step for supporting a circuit board is arranged in the positioning groove, a lifting groove is formed in the groove wall of the positioning groove, a moving block sliding on the lifting groove is arranged on one side of the step, an elastic piece is arranged in the lifting groove, and one end, far away from the lifting groove, of the elastic piece is connected with the moving block. The circuit board testing device can conveniently take out the circuit board for replacement after testing, and has the effect of improving the use convenience.
Description
Technical Field
The utility model relates to the technical field of circuit board testing, in particular to a testing tool for a PCB (printed circuit board) of a massage chair.
Background
The massage chair is a massage chair which utilizes mechanical rolling force action and mechanical force extrusion, wherein a PCB (printed Circuit Board) is used as the brain of the massage chair, and the testing of the PCB is very important work. In the prior art, a test tool is usually adopted to test a PCB so as to test whether each function of the circuit board can work normally and judge whether the circuit board is qualified.
If the Chinese patent with the publication number of CN204347201U and publication date of 2015.05.20 discloses a circuit board testing tool, which comprises an L-shaped base and a lower template, wherein a positioning groove is arranged on the lower template, and a first probe group connected with a detection point on the lower surface of a circuit board is arranged on the bottom of the positioning groove; the circuit board is characterized by further comprising an upper template, wherein a second probe group connected with a detection point on the upper surface of the circuit board is arranged on the upper template, a connecting rod and a guide rod are further arranged on the upper template, and a handle driving the connecting rod to move up and down and a guide block in up-and-down sliding fit with the guide rod are arranged on the vertical plate.
During detection, the circuit board is placed in the positioning groove, the positioning groove can ensure that the detection point on the lower surface of the circuit board is accurately and rightly connected with the upper end of the first probe group, then the upper template is pushed to move downwards through the handle, and the second probe group on the upper template can be accurately and rightly connected with the detection point on the upper surface of the circuit board, so that the circuit board is electrically connected with equipment, and the function detection of the circuit board can be carried out. However, after the test, the circuit board still is located the constant head tank, if will take out it and replace, need the staff to find suitable angle and dig out the circuit board from the constant head tank in, and is comparatively troublesome, influences the progress that the switching circuit board carried out the test.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a test tool for a PCB of a massager, which can be used for conveniently taking out a circuit board for replacement after testing and has the effect of improving the use convenience.
In order to achieve the purpose, the utility model provides the following technical scheme:
a test tool for a PCB (printed circuit board) of a massager comprises a base, a lower template and an upper template, wherein the lower template and the upper template are arranged on the base, the upper template is arranged above the lower template, a lifting piece used for driving the upper template to lift is arranged on the base, a positioning groove used for placing a circuit board is arranged on the lower template, a step used for supporting the circuit board is arranged in the positioning groove, a lifting groove is formed in the groove wall of the positioning groove, a moving block sliding on the lifting groove is arranged on one side of the step, an elastic piece is arranged in the lifting groove, one end, far away from the lifting groove, of the elastic piece is connected with the moving block, when the elastic piece is not stressed, the step supports the circuit board outside the positioning groove, a plurality of top columns are arranged on the surface, close to the lower template, of the upper template, when the upper template is pressed downwards, the top columns extrude the lower template to enable the moving block to extrude the elastic piece to descend, until the circuit board contacts with the probe of the lower template.
Further setting: the movable block is provided with a guide rod which penetrates out of the lifting groove in a sliding mode, one end, far away from the movable block, of the guide rod extends towards the upper template, a guide groove is formed in the position, corresponding to the guide rod, of the upper template, and when the upper template is pressed downwards, the guide rod abuts against the guide groove.
Further setting: the elastic piece is set as a return spring, and two ends of the return spring are respectively connected to the lifting groove and the moving block.
Further setting: and a rack consistent with the extending direction of the lifting groove is arranged on the groove wall of the lifting groove, and a transmission gear meshed with the rack is rotatably arranged on the moving block.
Further setting: the lower template is provided with a rotating shaft in a rotating mode at the position outside the positioning groove, a limiting piece is arranged at the top end of the rotating shaft, and one end, far away from the rotating shaft, of the limiting piece extends into the positioning groove or moves out of the positioning groove along with the rotation of the limiting piece.
Further setting: the base is provided with a plurality of electric connection signal lamps, the electric connection signal lamps are arranged in one-to-one correspondence with the probes, and when the probes of the upper template and the lower template are electrically connected with the circuit board, the electric connection signal lamps are turned on.
Further setting: the top surface of the upper template is provided with a plurality of tool placing grooves, and the tool placing grooves are internally provided with glue layers for adhering tools.
Compared with the prior art, the utility model has the following advantages by adopting the technical scheme:
1. the step can be lifted through the matching of the moving block and the lifting groove, and the step is matched with the elastic piece, so that the upper template is lifted after the test is finished, the step can be driven to ascend by utilizing the reset elastic force of the elastic piece, the circuit board is lifted out of the positioning groove, the circuit board can be conveniently taken out for replacement after the test, and the effect of improving the use convenience is achieved;
2. the lifting stability of the moving block is improved through the matching of the arranged guide rod and the guide groove, so that the lifting stability of the step is improved;
3. through the arranged rack and the transmission gear, the buffer fit can be provided in the process of lifting the moving block, the moving block is prevented from being lifted quickly, the circuit board is further prevented from popping out of the step, and the stability of the step for driving the circuit board to lift is improved;
4. correspond the setting through electric connection signal lamp and probe for the circuit board is pressed down when the probe contact as for the cope match-plate pattern, can judge whether accurate contact through electric connection signal lamp, so that the staff in time makes the adjustment, makes things convenient for going on of test operation.
Drawings
FIG. 1 is a schematic structural view of a test fixture for a PCB of a massager;
FIG. 2 is a schematic cross-sectional structural view of the test fixture of the PCB of the massager, cut along the direction of the lifting groove;
fig. 3 is an enlarged schematic view of a point a in fig. 2.
In the figure: 1. a base; 2. mounting a template; 21. a top pillar; 22. a guide groove; 3. a lower template; 31. positioning a groove; 311. a lifting groove; 312. a rack; 32. a step; 321. a moving block; 322. a guide bar; 323. a transmission gear; 4. a probe; 5. a lifting member; 6. an elastic member; 7. a rotating shaft; 8. a limiting sheet; 9. the signal lamp is electrically connected; 10. a tool placement slot; 101. a glue layer; 11. a circuit board.
Detailed Description
The testing tool for the PCB of the massager is further described with reference to FIGS. 1 to 3.
The utility model provides a test fixture of massager PCB board, as shown in fig. 1, lower bolster 3 and cope match-plate pattern 2 on including base 1 and locating base 1, cope match-plate pattern 2 is located lower bolster 3 top, and be equipped with the lifter 5 that is used for driving 2 lifts of cope match-plate pattern on the base 1, base 1 is connected with massager equipment, all be equipped with the probe 4 of being connected with massager equipment electricity on cope match-plate pattern 2 and lower bolster 3, place the PCB board on lower bolster 3, rethread lifter 5 drives the 2 descendants of cope match-plate pattern, can make PCB board and probe 4 contact, realize that the PCB board is connected with massage equipment, thereby begin the test of each function.
As shown in fig. 1 and 2, a positioning groove 31 for placing the circuit board 11 is provided on the lower template 3, a step 32 for supporting the circuit board 11 is provided in the positioning groove 31, and the probe 4 is provided at the bottom of the positioning groove 31, so that after the circuit board 11 is supported on the step 32, when the upper template 2 is pressed down, the circuit board 11 can contact with the probe 4 of the lower template 3, and connection is realized. Wherein, be equipped with four fore-set 21 on the surface that cope match-plate pattern 2 is close to lower bolster 3, four edges of cope match-plate pattern 2 are located respectively to four fore-set 21 for when cope match-plate pattern 2 pushes down, utilize four fore-set 21 contact circuit board 11 after, push down circuit board 11, and make circuit board 11 be located the constant head tank 31, improve the stability of circuit board 11 and thimble contact, so that carry out the test operation. Lifting unit 5 includes connecting rod, guide rail and handle, and the connecting rod is connected with cope match-plate pattern 2 to be connected with the handle, the handle is located on base 1, and the removal through the handle drives the connecting rod and reciprocates, be equipped with on base 1 with guide arm complex guide block, the guide arm slides and passes the guide block, make the handle remove the in-process that drives the connecting rod lift, the guide arm slides with the guide block, make cope match-plate pattern 2 can stably go up and down, improve the convenience of operation.
As shown in fig. 1, in order to facilitate the tester to observe the connection condition between the probes 4 and the circuit board 11, a plurality of electric connection signal lamps 9 are arranged on the base 1, the electric connection signal lamps 9 are arranged in a one-to-one correspondence with the probes 4, and the electric connection signal lamps 9 are electrically connected with the probes 4, when the probes 4 of the upper template 2 and the lower template 3 are electrically connected with the circuit board 11, the electric connection signal lamps 9 are powered on, if the probes 4 of the upper template 2 and the lower template 3 are in contact with the circuit board 11, the corresponding electric connection signal lamps 9 are not powered on, the circuit board 11 can be judged to be a defective product, no further function test is needed, and the test is simple and efficient.
As shown in fig. 2 and 3, further, a lifting groove 311 is formed in a groove wall of the positioning groove 31, an extending portion is disposed on one side of the lower template 3 corresponding to the lifting groove 311, the lifting groove 311 extends in the vertical direction and extends to the extending portion, the step 32 is disposed in the positioning groove 31 in an annular shape, a moving block 321 sliding on the lifting groove 311 is disposed on the outer side of the step 32, the moving block 321 slides in the extending direction of the lifting groove 311, so that the step 32 is lifted up and down at the positioning groove 31, so as to lift the circuit board 11 out of the positioning groove 31, thereby facilitating the circuit board 11 to be taken out and replaced, and improving the convenience of operation. In this embodiment, an elastic member 6 is disposed in the lifting groove 311, one end of the elastic member 6, which is far away from the lifting groove 311, is connected to the moving block 321, the elastic member 6 is configured as a return spring, two ends of the return spring are respectively connected to the lifting groove 311 and the moving block 321, when the elastic member 6 is not stressed, the sliding block abuts against the top of the lifting groove 311, and the step 32 supports the circuit board 11 and is located outside the positioning groove 31, so as to facilitate taking and placing of the circuit board 11. When the lifting piece 5 drives the upper template 2 to press down for testing, the top pillar 21 is abutted to the corner of the circuit board 11 and is pressed down, so that the step 32 is lowered, the moving block 321 extrudes the elastic piece 6 to be lowered until the circuit board 11 is contacted with the probe 4 of the lower template 3, and is abutted to the bottom of the positioning groove 31 in a sleeved mode, so that testing can be performed, after the testing is completed, the upper template 2 is lifted, the circuit board 11 and the step 32 are relieved from pressure, the step 32 is driven by the elastic force of the reset spring to lift and reset, so that the circuit board 11 is lifted out of the positioning groove 31, the circuit board 11 can be taken down, and the convenience in operation and use is improved.
As shown in fig. 1, the position department that is located the constant head tank 31 at the lower bolster 3 rotates and is provided with pivot 7, pivot 7 idles on the lower bolster 3, and the fixed spacing piece 8 that is equipped with in top of pivot 7, through stirring the rotation of spacing piece 8, can make spacing piece 8 keep away from the one end of pivot 7 and stretch into in the constant head tank 31 along with its rotation and provide spacingly to circuit board 11, perhaps shift out outside the constant head tank 31, make things convenient for circuit board 11 to reset under reset spring's elasticity and rise, make it not need under the circumstances of the upper bolster 2 probe 4 complex of partial circuit board 11, directly utilize spacing of spacing piece 8, can make circuit board 11 and the probe 4 contact cooperation of lower bolster 3, need not at operation lifter 5, can be according to operating mode selection operation, the convenience of improvement operation and use.
As shown in fig. 2 and 3, in order to improve the stability of the ascending and returning of the step 32, a rack 312 is disposed on a groove wall of the ascending and descending groove 311, and a transmission gear 323 engaged with the rack 312 is rotatably disposed on the moving block 321, so that the ascending and descending of the moving block 321 can provide guidance through the cooperation between the transmission gear 323 and the rack 312, thereby avoiding a sudden ascending and descending phenomenon, and improving the stability of the ascending and descending of the circuit board 11, so as to facilitate taking, placing and replacing the circuit board 11.
As shown in fig. 2 and 3, a guide rod 322 sliding out of the lifting groove 311 is further disposed on the moving block 321, and one end of the guide rod 322, which is far away from the moving block 321, extends toward the upper mold plate 2, so that the moving block 321 is lifted and lowered, and the stability of movement of the moving block is improved through guiding cooperation of the guide rod 322. Wherein, be provided with guide way 22 corresponding to the position of guide bar 322 on cope match-plate pattern 2, when cope match-plate pattern 2 pushed down, guide bar 322 contradicted on guide way 22 for push down in-process guide bar 322 spacing in guide way 22, improve the stability that guide bar 322 removed, and make things convenient for cope match-plate pattern 2 to push down guide bar 322.
The working principle is as follows: when the massager is used, the circuit board 11 of the massager is placed on the step 32, the lifting piece 5 is utilized to drive the upper template 2 to press downwards, the guide rod 322 is inserted into the guide groove 22 and matched with the pressing-down of the top column 21 on the circuit board 11, the moving block 321 of the step 32 is pressed downwards, the reset spring is extruded to generate elastic force, and the circuit board 11 is driven by the step 32 to descend until the circuit board 11 is contacted with the probe 4 of the lower template 3, the probe 4 of the upper template 2 is contacted with the upper surface of the circuit board 11, so that the circuit board 11 is connected with a massage device, and the testing of various functions is started. After the test is completed, the upper die plate 2 rises under the action of the lifting piece 5, the pressing of the circuit board 11 is removed, the elastic force of the return spring can drive the moving block 321 to rise, the step 32 rises, the circuit board 11 is located outside the positioning groove 31, and the circuit board 11 can be taken out and replaced conveniently and quickly. The utility model can conveniently take out the circuit board 11 for replacement after testing, and has the effect of improving the use convenience.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.
Claims (7)
1. A test tool for a PCB (printed Circuit Board) of a massage chair comprises a base (1), and a lower template (3) and an upper template (2) which are arranged on the base (1), wherein the upper template (2) is arranged above the lower template (3), and is characterized in that the base (1) is connected with massager equipment, probes (4) connected with the massager equipment are arranged on the lower template (3) and the upper template (2), a lifting piece (5) used for driving the upper template (2) to lift is arranged on the base (1), a positioning groove (31) used for placing a circuit board is arranged on the lower template (3), a step (32) used for supporting the circuit board is arranged in the positioning groove (31), a lifting groove (311) is arranged on the wall of the positioning groove (31), a moving block (321) sliding on the lifting groove (311) is arranged on one side of the step (32), and an elastic piece (6) is arranged in the lifting groove (311), one end, far away from the lifting groove (311), of the elastic piece (6) is connected with the moving block (321), when the elastic piece (6) is not stressed, the step (32) supports the circuit board and is located outside the positioning groove (31), a plurality of top columns (21) are arranged on the surface, close to the lower template (3), of the upper template (2), and when the upper template (2) is pressed downwards, the top columns (21) extrude the lower template (3) to descend, so that the moving block (321) extrudes the elastic piece (6) to descend until the circuit board is in contact with the probes (4) of the lower template (3).
2. The test tool for the PCB of the massage chair as claimed in claim 1, wherein the moving block (321) is provided with a guide rod (322) which slides out of the lifting groove (311), one end of the guide rod (322) far away from the moving block (321) extends towards the upper template (2), a guide groove (22) is arranged on the upper template (2) corresponding to the guide rod (322), and when the upper template (2) is pressed downwards, the guide rod (322) abuts against the guide groove (22).
3. The test tool for the PCB of the massage chair as claimed in claim 1, wherein the elastic member (6) is a return spring, and two ends of the return spring are respectively connected to the lifting groove (311) and the moving block (321).
4. The tool for testing the PCB of the massage chair as claimed in claim 3, wherein a rack (312) is disposed on a wall of the lifting groove (311) and extends in the same direction, and a transmission gear (323) engaged with the rack (312) is rotatably disposed on the moving block (321).
5. The test tool for the PCB of the massage chair as claimed in claim 3, wherein the lower template (3) is rotatably provided with a rotating shaft (7) at a position outside the positioning groove (31), the top end of the rotating shaft (7) is provided with a limiting piece (8), and one end of the limiting piece (8) far away from the rotating shaft (7) extends into the positioning groove (31) or moves out of the positioning groove (31) along with the rotation of the limiting piece.
6. The test tool for the PCB of the massage chair as claimed in claim 1, wherein a plurality of electric connection signal lamps (9) are arranged on the base (1), the electric connection signal lamps (9) are arranged in one-to-one correspondence with the probes (4), and when the probes (4) of the upper template (2) and the lower template (3) are electrically connected with the circuit board, the electric connection signal lamps (9) are turned on.
7. The test tool for the PCB of the massage chair as claimed in claim 1, wherein a plurality of tool placement grooves (10) are arranged on the top surface of the upper template (2), and a glue layer (101) for adhering tools is arranged in each tool placement groove (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121778792.7U CN216117891U (en) | 2021-08-02 | 2021-08-02 | Test fixture of massage armchair PCB board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121778792.7U CN216117891U (en) | 2021-08-02 | 2021-08-02 | Test fixture of massage armchair PCB board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216117891U true CN216117891U (en) | 2022-03-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121778792.7U Active CN216117891U (en) | 2021-08-02 | 2021-08-02 | Test fixture of massage armchair PCB board |
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| Country | Link |
|---|---|
| CN (1) | CN216117891U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115213838A (en) * | 2022-08-09 | 2022-10-21 | 郑州三晖电子科技有限公司 | PCB test fixture |
-
2021
- 2021-08-02 CN CN202121778792.7U patent/CN216117891U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115213838A (en) * | 2022-08-09 | 2022-10-21 | 郑州三晖电子科技有限公司 | PCB test fixture |
| CN115213838B (en) * | 2022-08-09 | 2023-08-08 | 郑州三晖电子科技有限公司 | PCB test fixture |
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