CN219957195U - Diode torsion testing device - Google Patents
Diode torsion testing device Download PDFInfo
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- CN219957195U CN219957195U CN202320899703.7U CN202320899703U CN219957195U CN 219957195 U CN219957195 U CN 219957195U CN 202320899703 U CN202320899703 U CN 202320899703U CN 219957195 U CN219957195 U CN 219957195U
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- 238000012360 testing method Methods 0.000 title claims abstract description 64
- 230000008859 change Effects 0.000 abstract description 5
- 230000004069 differentiation Effects 0.000 abstract description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 14
- 229910052802 copper Inorganic materials 0.000 description 14
- 239000010949 copper Substances 0.000 description 14
- 238000011056 performance test Methods 0.000 description 6
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000004907 flux Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005056 compaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Testing Of Individual Semiconductor Devices (AREA)
Abstract
The utility model belongs to a diode torsion testing device in the technical field of diodes. An anode pressing part (A) is arranged on the device bottom plate (1), the anode pressing part (A) is arranged on a pressing cylinder base (7), the pressing cylinder base (7) is movably clamped on the guide rail (3), a stroke cylinder (6) is connected between the pressing cylinder base (7) and the device bottom plate (1), a rotating motor (15) is further arranged on the device bottom plate (1), and the rotating motor (15) is connected with a cathode pressing part (B). The diode torsion testing device disclosed by the utility model has a simple structure, can effectively replace manual clamping of a diode product to be tested, automatically control the torsion angle, avoid the occurrence of the problem of electrical property change of the product after torsion testing, avoid the problem of testing differentiation among different personnel, and improve the accuracy of a testing result.
Description
Technical Field
The utility model belongs to the technical field of diodes, and particularly relates to a diode torsion testing device.
Background
The butterfly Diode is a Diode comprising an anode butterfly copper sheet 231 (Bowtie Anode Leadframe), a cathode butterfly copper sheet 232 (Bowtie Anode Leadframe), flux 233 (Solder Paste), a stetay Diode 234 (Schottky Diode). And (3) welding the butterfly-shaped copper sheet and the diode to form an assembled product by heating the soldering flux through laser. Torsion testing is required for the diode product: the torsion test is to make the cathode butterfly copper sheet and the anode butterfly copper sheet generate torsion deformation, and the product cannot generate deformation separation when reaching 20 degrees. The purpose is to verify the strength of the welding of the butterfly copper sheet and the diode. The existing test scheme is: the operator holds the two long sides of the butterfly diode by two hands respectively, after holding, the two hands twist the angle of 20 degrees clockwise gently, and the product can be restored automatically. And then the product can be automatically restored by twisting the product anticlockwise by 20 degrees. The above steps were repeated 3 times. If the anode butterfly sheet 1 or the cathode butterfly sheet 2 of the product is not separated from the diode 4, and the product can be restored, the torsion test of the product is judged to be qualified. The defects of the prior art are: 1. the manual pinching of the product can easily cause the product to deform. 2. The torsion angle is not easy to control, and the torsion angle can be smaller than 20 degrees or larger than 20 degrees when in testing. 3. Whether the electrical performance parameters of the product change after twisting can not be monitored in time. 4. Personnel differentiation can occur in manual testing, different personnel have different results, and the actual condition of the product cannot be reflected.
In the prior art, the technology named as a light-emitting diode function test device for producing an electric circuit board and the publication number of 114910767A comprises the following steps: the bottom plate is provided with a workbench at the top; the cylinder is arranged on one side of the top of the workbench; the first connecting plate is arranged on one side of the top of the workbench in a sliding mode. The rotation of the gear lack drives the rotation of the circular gear to enable the rotating wheel to rotate, the rotation of the rotating wheel drives the flat belt to enable the partition plate to rotate, the partition plate rotates to push the light-emitting diode on the feeding guide rail to the limiting plate, and the first arc electrode block and the second arc electrode block conduct the function test operation on the light-emitting diode.
However, this technique does not relate to the technical problem and technical solution of the present utility model.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: to the not enough of prior art, provide a simple structure, can effectively replace the manual work to press from both sides tight diode product that awaits measuring, automatic control torsion angle avoids the product electrical property change problem to appear after the torsion test, avoids the test differentiation problem between the different personnel, improves the diode torsion testing arrangement of test result accuracy.
The technical scheme adopted by the utility model is as follows:
the utility model relates to a diode torsion testing device, wherein an anode pressing piece is arranged on a device bottom plate, the anode pressing piece is arranged on a pressing cylinder base, the pressing cylinder base is movably clamped on a guide rail, a stroke cylinder is connected between the pressing cylinder base and the device bottom plate, a rotating motor is further arranged on the device bottom plate, and the rotating motor is connected with a cathode pressing piece.
The rotating motor is arranged on the motor fixing plate, the motor fixing plate is connected with the fixing plate supporting frame, and the fixing plate supporting frame is connected with the bottom plate of the device.
The guide rail extends to a direction close to the cathode pressing piece.
The anode pressing piece comprises an anode pressing cylinder, a connecting block, an anode pressing block and an anode positioning table, wherein the anode pressing cylinder and the anode positioning table are installed on a base of the pressing cylinder, one end of the connecting block is connected with a telescopic rod of the anode pressing cylinder, and the other end of the connecting block is connected with the anode pressing block.
The cathode compressing piece comprises a cathode compressing cylinder, a cathode compressing block mounting plate, a cathode positioning table and a cathode mounting seat.
The cathode compressing cylinder is arranged on the cathode mounting seat, the telescopic rod of the cathode compressing cylinder is connected with the cathode compressing block mounting plate, the cathode compressing block is connected with the cathode compressing block mounting plate, the cathode positioning table is arranged on the cathode mounting seat, and the cathode positioning table is positioned below the cathode compressing block.
The rotating motor is connected with the connecting part through the coupler, and the connecting part is connected with the cathode mounting seat.
The diode torsion testing device also comprises a mounting seat, wherein the mounting seat is arranged on the bottom plate of the device, and a bearing between the connecting part and the coupler is movably clamped in a positioning hole on the mounting seat.
The compressing cylinder base is provided with a cylinder supporting block, and the cylinder supporting block is vertically arranged with the stroke cylinder.
The stroke cylinder is connected with the cylinder supporting block, is arranged in parallel with the guide rail and is connected to the device bottom plate through the stroke cylinder base.
By adopting the technical scheme of the utility model, the working principle and the beneficial effects are as follows:
when the diode torsion testing device is used for testing, the diode product is required to be tested in a twisting mode. For this reason, set up positive pole and compress tightly the piece with negative pole and compress tightly the piece, positive pole compresses tightly the piece and compress tightly the piece position with negative pole and be relative, positive pole compresses tightly the piece and can control positive pole butterfly copper sheet rotation, negative pole compresses tightly the piece and can compress tightly the negative pole butterfly copper sheet of diode product. Thus, the performance test can be conveniently and rapidly completed. When performance test is carried out, an operator manually places the cathode of the diode on the anode positioning table, the anode of the butterfly diode is pressed after the cathode pressing cylinder works, after the anode pressing cylinder is pressed, the butterfly diode is pushed to move forwards by extending the stroke cylinder, namely, the anode is moved towards the direction close to the anode pressing piece B, then the anode is pressed and started to act, the anode of the diode is clamped stably, after the product is clamped stably, the rotating motor is controlled to rotate according to the set rotating direction and rotating angle, so that the anode of the diode is driven to swing relative to the cathode, and torsion test of the product is realized. The torsion angle can be modified for different diode products, so that the universality of the device is effectively improved.
Drawings
The following is a brief description of what is expressed in the drawings of this specification and the references in the drawings:
FIG. 1 is a schematic diagram of a diode torsion testing apparatus according to the present utility model;
FIG. 2 is a schematic diagram of a front view of a diode torsion testing apparatus according to the present utility model;
FIG. 3 is a schematic top view of a diode torsion testing apparatus according to the present utility model;
FIG. 4 is a schematic diagram of a diode product according to the present utility model;
the reference numerals in the figures are respectively: 1. a device base plate; 2. a diode electrical property tester; 3. a guide rail; 4. a cylinder support block; 5. a stroke cylinder mounting seat; 6. a stroke cylinder; 7. compressing a cylinder base; 8. an anode compacting cylinder; 9. a connecting block; 10. an anode compaction block; 11. tester line-anode; 12. a human-computer interaction interface; 13. tester circuitry-cathode; 14. a cathode compacting cylinder; 15. a rotating electric machine; 16. a fixed plate support; 17. an anode positioning table; 18. a motor fixing plate; 19. a coupling; 20. a cathode compaction block mounting plate; 21. a cathode compacting block; 22. a mounting base; 23. a diode; 24. positioning holes; 25. a cathode positioning table; 26. a connection part; 27. a cathode mounting base;
A. an anode pressing member; B. and a cathode pressing member.
Detailed Description
The following describes the shape, structure, mutual position and connection relation between parts, action of parts and working principle of the specific embodiment of the present utility model by describing examples in further detail:
as shown in the accompanying drawings 1-4, the utility model relates to a diode torsion testing device, an anode pressing piece A is arranged on a device bottom plate 1, the anode pressing piece A is arranged on a pressing cylinder base 7, the pressing cylinder base 7 is movably clamped on a guide rail 3, a stroke cylinder 6 is connected between the pressing cylinder base 7 and the device bottom plate 1, a rotating motor 15 is also arranged on the device bottom plate 1, and the rotating motor 15 is connected with a cathode pressing piece B. The structure provides an improved technical scheme aiming at the defects in the prior art. The diode product comprises the characteristics of an anode butterfly copper sheet 231, a cathode butterfly copper sheet 232, a soldering flux 233 and a Stokes diode 234. When testing, the diode products need to be tested for twisting. For this reason, an anode pressing member a and a cathode pressing member B are provided, the positions of the anode pressing member a and the cathode pressing member B are opposite, the anode pressing member a can press the anode butterfly copper sheet 231 of the diode product, and can control the anode butterfly copper sheet 231 to rotate, and the cathode pressing member B can press the cathode butterfly copper sheet 232 of the diode product. Thus, the performance test of the diode product can be conveniently and rapidly finished. When performance test is carried out, an operator manually places the cathode of the diode on the anode positioning table, the anode of the butterfly diode is pressed after the cathode pressing cylinder works, after the anode pressing cylinder is pressed, the butterfly diode is pushed to move forwards by extending the stroke cylinder, namely, the anode is moved towards the direction close to the anode pressing piece B, then the anode is pressed and started to act, the anode of the diode is clamped stably, after the product is clamped stably, the rotating motor is controlled to rotate according to the set rotating direction and rotating angle, so that the anode of the diode is driven to swing relative to the cathode, and torsion test of the product is realized. The torsion angle can be modified for different diode products, so that the universality of the device is effectively improved. The diode torsion testing device disclosed by the utility model has a simple structure, can effectively replace manual clamping of a diode product to be tested, automatically control the torsion angle, avoid the occurrence of the problem of electrical property change of the product after torsion testing, avoid the problem of testing differentiation among different personnel, and improve the accuracy of a testing result.
The rotating motor 15 is arranged on a motor fixing plate 18, the motor fixing plate 18 is connected with a fixing plate supporting frame 16, and the fixing plate supporting frame 16 is connected with the device bottom plate 1. In the above structure, the motor fixing plate 18 and the fixing plate supporting frame 16 are reliably fixed and connected to the device bottom plate. Thus, during the test, the rotating motor simply rotates and does not displace.
The guide rail 3 extends in a direction approaching the cathode pressing member B. According to the structure, the moving direction of the anode pressing piece A is controlled through the structural arrangement of the guide rail. After the diode cathode is pressed by the anode pressing piece A, the stroke cylinder is controlled to extend, and the stroke cylinder can control the anode pressing piece A to move towards the direction close to the cathode pressing piece B, so that the cathode pressing piece B can clamp the diode cathode conveniently. After the test is finished, the cathode of the diode is loosened, the stroke cylinder can be controlled to shrink, the anode pressing piece A is far away from the cathode pressing piece B, the reset is realized, and the tested product can be taken away.
The anode pressing part A comprises an anode pressing cylinder 8, a connecting block 9, an anode pressing block 10 and an anode positioning table 17, wherein the anode pressing cylinder 8 and the anode positioning table 17 are arranged on a pressing cylinder base 7, one end of the connecting block 9 is connected with a telescopic rod of the anode pressing cylinder 8, and the other end of the connecting block 9 is connected with the anode pressing block 10. The structure improves the concrete structure of the anode pressing piece A, so that the anode of the diode can be pressed and loosened when the anode pressing cylinder 8 acts. And the anode press member a can be moved under the control of the stroke cylinder.
The cathode compacting member B comprises a cathode compacting cylinder 14, a cathode compacting block 21, a cathode compacting block mounting plate 20, a cathode positioning table 25 and a cathode mounting seat 27. The cathode compacting cylinder 14 is arranged on the cathode mounting seat 27, a telescopic rod of the cathode compacting cylinder 14 is connected with the cathode compacting block mounting plate 20, the cathode compacting block 21 is connected with the cathode compacting block mounting plate 20, the cathode positioning table 25 is arranged on the cathode mounting seat 27, and the cathode positioning table 25 is positioned below the cathode compacting block 21. The rotating motor 15 is connected with a connecting part 26 through a coupler 19, and the connecting part 26 is connected with a cathode mounting seat 27. The specific structure of the cathode pressing member B is improved by the structure. The cathode pressing piece B can press the cathode of the diode on one hand, and can rotate under the control of the rotating motor to drive the cathode of the diode to twist so as to finish the test.
The diode torsion testing device also comprises a mounting seat 22, wherein the mounting seat 22 is arranged on the device bottom plate 1, and a bearing between the connecting part 26 and the coupler 19 is movably clamped in a positioning hole 24 on the mounting seat 22. By the structure, the mounting seat supports the connecting part 26, so that the horizontal position of the cathode pressing piece B is reliably controlled, the relative position between the cathode pressing piece B and the anode pressing piece A is reliably realized, and the product performance test is conveniently finished.
The compressing cylinder base 7 is provided with a cylinder supporting block 4, and the cylinder supporting block 4 is vertically arranged with the stroke cylinder 6. Above-mentioned structure, cylinder supporting shoe are used for connecting the stroke cylinder, like this, when the stroke cylinder is flexible, can drive to compress tightly cylinder base 7 and remove along the guide rail, realize positive pole compress tightly a to be close to or keep away from the mesh that negative pole compress tightly B direction removed, satisfy the test requirement.
The stroke cylinder 6 is connected with the cylinder supporting block 4, the stroke cylinder 6 is arranged in parallel with the guide rail 3, and the stroke cylinder 6 is connected to the device bottom plate 1 through the stroke cylinder base 5. In the above structure, the stroke cylinder base 5 fixes the body of the stroke cylinder on the device base, and the telescopic rod of the stroke cylinder is connected with the cylinder supporting block 4 for realizing movement control when the stroke cylinder stretches and contracts.
According to the diode torsion testing device, the anode compression block and the cathode compression block are made of metal materials such as copper materials, so that the diode torsion testing device has conductivity, and the anode compression block and the cathode compression block are connected with the testing machine through circuits respectively, so that the electric performance of a product subjected to torsion testing on the butterfly diode can be tested after the electric performance testing machine is started. According to the diode torsion testing device, the tested products are not damaged during the testing period, so that the products subjected to torsion testing are reused, the products are effectively placed to be scrapped, and the cost is saved.
According to the diode torsion testing device, profiling design is conducted on the butterfly diode placement block, and the product position can be rapidly and accurately positioned. The position of the product is reliably fixed, and the test is prevented from being randomized. The product under test is reliably clamped, and movement during testing is prevented. And an electrical performance test circuit is added, and the change of the electrical performance can be tested in the product test process. Can accurately set up the product and twist the angle. The torsion angle can be automatically modified through a man-machine interaction interface, and the position angle of the torsion motor can be displayed in real time.
While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the specific implementation of the utility model is not limited by the foregoing, but rather is within the scope of the utility model as long as various modifications are made by the method concept and technical scheme of the utility model, or the concept and technical scheme of the utility model are directly applied to other occasions without modification.
Claims (10)
1. The utility model provides a diode torsion testing arrangement which characterized in that: an anode pressing part (A) is arranged on the device bottom plate (1), the anode pressing part (A) is arranged on a pressing cylinder base (7), the pressing cylinder base (7) is movably clamped on the guide rail (3), a stroke cylinder (6) is connected between the pressing cylinder base (7) and the device bottom plate (1), a rotating motor (15) is further arranged on the device bottom plate (1), and the rotating motor (15) is connected with a cathode pressing part (B).
2. The diode torsion testing apparatus according to claim 1, wherein: the rotary motor (15) is arranged on a motor fixing plate (18), the motor fixing plate (18) is connected with a fixing plate supporting frame (16), and the fixing plate supporting frame (16) is connected with the device bottom plate (1).
3. The diode torsion testing apparatus according to claim 1 or 2, wherein: the guide rail (3) extends to a direction approaching the cathode pressing piece (B).
4. The diode torsion testing apparatus according to claim 1, wherein: the anode pressing piece (A) comprises an anode pressing cylinder (8), a connecting block (9), an anode pressing block (10) and an anode positioning table (17), wherein the anode pressing cylinder (8) and the anode positioning table (17) are installed on a pressing cylinder base (7), one end of the connecting block (9) is connected with a telescopic rod of the anode pressing cylinder (8), and the other end of the connecting block (9) is connected with the anode pressing block (10).
5. The diode torsion testing apparatus according to claim 1, wherein: the cathode compacting piece (B) comprises a cathode compacting cylinder (14), a cathode compacting block (21), a cathode compacting block mounting plate (20), a cathode positioning table (25) and a cathode mounting seat (27).
6. The diode torsion testing apparatus according to claim 5, wherein: the cathode compressing cylinder (14) is arranged on the cathode mounting seat (27), the telescopic rod of the cathode compressing cylinder (14) is connected with the cathode compressing block mounting plate (20), the cathode compressing block (21) is connected with the cathode compressing block mounting plate (20), the cathode positioning table (25) is arranged on the cathode mounting seat (27), and the cathode positioning table (25) is positioned below the cathode compressing block (21).
7. The diode torsion testing apparatus according to claim 5, wherein: the rotating motor (15) is connected with the connecting part (26) through the coupler (19), and the connecting part (26) is connected with the cathode mounting seat (27).
8. The diode torsion testing apparatus according to claim 7, wherein: the diode torsion testing device also comprises a mounting seat (22), wherein the mounting seat (22) is arranged on the device bottom plate (1), and a bearing between the connecting part (26) and the coupler (19) is movably clamped in a positioning hole (24) on the mounting seat (22).
9. The diode torsion testing apparatus according to claim 1 or 2, wherein: the compressing cylinder base (7) is provided with a cylinder supporting block (4), and the cylinder supporting block (4) is vertically arranged with the stroke cylinder (6).
10. The diode torsion testing apparatus according to claim 9, wherein: the stroke cylinder (6) is connected with the cylinder supporting block (4), the stroke cylinder (6) is arranged in parallel with the guide rail (3), and the stroke cylinder (6) is connected to the device bottom plate (1) through the stroke cylinder base (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320899703.7U CN219957195U (en) | 2023-04-20 | 2023-04-20 | Diode torsion testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320899703.7U CN219957195U (en) | 2023-04-20 | 2023-04-20 | Diode torsion testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219957195U true CN219957195U (en) | 2023-11-03 |
Family
ID=88548989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320899703.7U Active CN219957195U (en) | 2023-04-20 | 2023-04-20 | Diode torsion testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219957195U (en) |
-
2023
- 2023-04-20 CN CN202320899703.7U patent/CN219957195U/en active Active
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