CN213302295U - LCR test fixture - Google Patents
LCR test fixture Download PDFInfo
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- CN213302295U CN213302295U CN202022302406.9U CN202022302406U CN213302295U CN 213302295 U CN213302295 U CN 213302295U CN 202022302406 U CN202022302406 U CN 202022302406U CN 213302295 U CN213302295 U CN 213302295U
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Abstract
The utility model provides a LCR test fixture, including workstation, actuating mechanism, first probe fixed establishment, second probe fixed establishment, probe, slide mechanism and testboard, actuating mechanism include first drive end and with the second drive end of opposite movement is done to first drive end, first drive end and second drive end set up in between first probe fixed establishment and the second probe fixed establishment, the testboard install in on the workstation, the testboard sets up in two between the probe, two the probe is connected with an electrode respectively. LCR test fixture all adopts automated control at the clamping process, has reduced artificial participation, increases the detection efficiency and the shipment speed of product.
Description
Technical Field
The utility model belongs to the technical field of the test instrument technique and specifically relates to indicate a LCR test fixture.
Background
Along with the popularization of intelligent devices such as smart phones and tablet computers, the quality requirements of users on electronic products are gradually improved. The shipment speed and the assembly yield of electronic products are critical to the manufacturing enterprise, and therefore, the inspection speed of the products needs to be increased, and the shipment rate needs to be increased. In the prior art, LCR (inductance, capacitance and resistance) test fixtures are manually clamped and cannot be butted with automation equipment. When fixing the product, a large amount of manpower and time are needed, and the detection speed of the product is slow. Therefore, an automatic clamping mechanism is urgently needed to improve the product testing efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the automatic clamping mechanism is provided, and the efficiency of product testing is improved.
In order to solve the technical problem, the utility model discloses a technical scheme be: the LCR test fixture is characterized in that: the device comprises a workbench, a driving mechanism, a first probe fixing mechanism, a second probe fixing mechanism, probes, a sliding mechanism and a test board;
the first probe fixing mechanism and the second probe fixing mechanism are both connected to the workbench through the sliding mechanism, probes are respectively mounted on the sides, close to each other, of the first probe fixing mechanism and the second probe fixing mechanism, elastic pieces are respectively connected to the sides, far away from each other, of the first probe fixing mechanism and the second probe fixing mechanism, and the elastic pieces are fixedly connected to the workbench;
the driving mechanism comprises a first driving end and a second driving end which moves opposite to the first driving end, and the first driving end and the second driving end are arranged between the first probe fixing mechanism and the second probe fixing mechanism;
the test bench is arranged on the workbench, the test bench is arranged between the two probes, and the two probes are respectively connected with an electrode.
Further, the sliding mechanism comprises a sliding rail and 2 sliding blocks, and the first probe fixing mechanism and the second probe fixing mechanism are connected to the sliding rail through the sliding blocks respectively.
Furthermore, the first probe fixing mechanism and the second probe fixing mechanism respectively comprise a sliding seat, a first connecting piece and a second connecting piece;
the bottom surface of the sliding seat is connected with the sliding block, and the sliding seat is connected with the workbench through the elastic piece;
the first connecting piece comprises a first body and a first cantilever end, the first body is arranged on the sliding seat, and the probe is arranged on the first cantilever end;
the second connecting piece comprises a second body and second cantilever ends, the second body is mounted on the sliding seat, and the two second cantilever ends are arranged on the outer sides of the first driving end and the second driving end.
The positioning mechanism comprises a positioning block, a first adjusting rod and a second adjusting rod, the positioning block is connected to the sliding rail, the first adjusting rod is installed on one side, close to the first probe fixing mechanism, of the positioning block, and the second adjusting rod is installed on one side, close to the second probe fixing mechanism, of the positioning block.
Further, the workbench comprises a bottom plate, a side plate and a top plate, the side plate is installed between the bottom plate and the top plate, two fixing seats are installed on the top plate, and the elastic part is fixedly connected to the fixing seats.
Furthermore, a groove is formed in the edge of the top plate, the driving mechanism is installed on the bottom plate, and the first driving end and the second driving end are arranged at positions corresponding to the groove.
Furthermore, a strip-shaped through hole is formed in the top plate at a position corresponding to the first cantilever end, and the electrode penetrates through the strip-shaped through hole.
Further, still include the material and place the board, the material is placed the board and is installed between roof and bottom plate, the material is placed and is provided with 2 at least mounting grooves on the board.
Further, the cross section of the end part of the probe is rectangular
The beneficial effects of the utility model reside in that: the first probe fixing mechanism and the second probe fixing mechanism can be close to or far away from each other on the workbench along the sliding mechanism, probes are installed on one sides, close to each other, of the first probe fixing mechanism and the second probe fixing mechanism, elastic pieces are connected to one sides, far away from each other, of the first probe fixing mechanism and the second probe fixing mechanism respectively, and the other ends of the elastic pieces are fixed on the workbench. The first driving end of the driving mechanism and the second driving end of the driving mechanism which does opposite movement are arranged between the first probe fixing mechanism and the second probe fixing mechanism. Therefore, the distance between the first probe fixing mechanism and the second probe fixing mechanism can be increased through the first driving end and the second driving end of the driving mechanism, and a product to be tested can be placed on the test bench. After the driving mechanism is loosened, the first probe fixing mechanism and the second probe fixing mechanism carry probes to be close to each other under the action of the elastic parts on the two sides, the probes are connected to a product to be tested, and each probe is connected with an electrode to test the product. LCR test fixture all adopts automated control at the clamping process, has reduced artificial participation, increases the detection efficiency and the shipment speed of product.
Drawings
The specific structure of the present invention is detailed below with reference to the accompanying drawings:
FIG. 1 is a first perspective view of an LCR testing fixture of the present invention;
fig. 2 is a second perspective view of the LCR testing fixture of the present invention.
In the figure: 10-a workbench, 11-a bottom plate, 12-a side plate, 13-a top plate, 131-a groove, 132-a strip-shaped through hole, 14-a fixed seat, 15-a material placing plate, 151-a mounting groove, 20-a driving mechanism, 21-a first driving end, 22-a second driving end, 30-a first probe fixing mechanism, 40-a second probe fixing mechanism, 31-a sliding seat, 321-a first body, 322-a first cantilever end, 331-a second body, 332-a second cantilever end, 50-a probe, 51-an electrode, 60-a sliding mechanism, 61-a sliding rail, 62-a sliding block, 70-a test table, 80-an elastic part, 91-a positioning block, 92-a first adjusting rod and 93-a second adjusting rod.
Detailed Description
In order to explain technical contents, structural features, and objects and effects of the present invention in detail, the following description is given in conjunction with the embodiments and the accompanying drawings.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the prior art, LCR test fixtures are manually clamped and cannot be butted with automation equipment. When fixing the product, a large amount of manpower and time are needed, and the detection speed of the product is slow. Referring to fig. 1 and 2, the LCR testing apparatus includes a worktable 10, a driving mechanism 20, a first probe fixing mechanism 30, a second probe fixing mechanism 40, a probe 50, a sliding mechanism 60, and a testing platform 70. The worktable 10 is a bottom supporting structure of the LCR testing apparatus, the first probe fixing mechanism 30 and the second probe fixing mechanism 40 are connected to the worktable 10 through a sliding mechanism 60, and the first probe fixing mechanism 30 and the second probe fixing mechanism 40 can move away from or close to each other along the sliding mechanism 60. Probes 50 are attached to the side surfaces of the first probe fixing mechanism 30 and the second probe fixing mechanism 40 that are close to each other. When the first probe fixing mechanism 30 and the second probe fixing mechanism 40 approach each other, the two probes 50 approach each other to clamp and connect the products to be tested. In the prior art, the cross section of the end part of most probes is circular or arc-shaped, and when the probe 50 contacts a product to be detected, the circular or arc-shaped end part easily moves relative to the product to be detected, so that the probe 50 cannot well contact the product to be detected. Preferably, the cross section of the end of the probe 50 is a rectangular cross section, so that the product to be tested can be positioned, the end of the rectangular cross section exerts force uniformly on each part of the product to be tested in the clamping process, and the product to be tested cannot slide.
The utility model discloses in, install elastic component 80 on the side of keeping away from each other at first probe fixed establishment 30 and second probe fixed establishment 40 respectively, elastic component 80 keeps away from first probe fixed establishment 30 or second probe fixed establishment 40's one end and fixes on workstation 10. The first probe fixing mechanism 30 and the second probe fixing mechanism 40 approach each other under the action of the elastic member 80, that is, the probe 50 clamps the product to be tested under the action of the elastic force. The elastic force of the elastic member 80 can be selected as required, so that the product is not damaged due to excessive acting force or rigid clamping when the product is clamped.
The LCR test fixture provided in the application further comprises a driving mechanism 20, wherein the driving mechanism 20 comprises a first driving end 21 and a second driving end 22 which moves opposite to the first driving end 21. In order to ensure the stability of the first probe fixing mechanism 30 and the second probe fixing mechanism 40 during operation, the first driving end 21 and the second driving end 22 are moved in opposite directions in synchronization. Preferably, the driving mechanism 20 in this embodiment is a pneumatic claw, the pneumatic claw has two contact fingers as the first driving end 21 and the second driving end 22, and the first driving end 21 and the second driving end 22 are disposed between the first probe fixing mechanism 30 and the second probe fixing mechanism 40. It should be noted that there is no fixed connection between the drive mechanism 20 and the first drive end 21 or the second drive end 22.
In summary, the first probe fixing mechanism 30 and the second probe fixing mechanism 40 are driven by the first driving end 21 and the second driving end 22 to move away from each other along the sliding mechanism 60, and when the product to be tested is moved to be placed between the two probes 50, the product to be tested is placed on the testing platform 70 at the central position of the two probes 50. The test station 70 is installed on the work table 10 so that a product to be tested can correspond to the position of the probe 50. The driving mechanism 20 is loosened, the probes 50 clamp the product to be tested under the action of the elastic piece 80, the probes 50 are respectively connected with an electrode 51, and the product is tested after the circuit of the electrode 51 is conducted. The processes are all controlled automatically, so that the manual participation is reduced, and the detection efficiency and the delivery speed of the product are increased.
The utility model provides an among the LCR test fixture, workstation 10 provides operating space for accredited testing organization, increases the stability between each mechanism simultaneously. Specifically, the table 10 includes a bottom plate 11, a side plate 12, and a top plate 13, and the side plate 12 is disposed between the bottom plate 11 and the top plate 13. Meanwhile, the top plate 13 is further provided with a fixing seat 14, one end of the elastic member 80 is fixedly connected to the fixing seat 14, and the other end of the elastic member is connected to the first probe fixing mechanism 30 or the second probe fixing mechanism 40. Preferably, the elastic member 80 is a spring, but other components with similar functions can be used as the elastic member 80.
The utility model provides an among the LCR test fixture, accuracy and stability of probe 50 and product contact when slide mechanism 60 ensures that first probe fixed establishment 30 and second probe fixed establishment 40 are close to. Specifically, in the present embodiment, the sliding mechanism 60 includes a slide rail 61 and two sliders 62. The slide rail 61 is mounted on the top plate 13, the first probe fixing mechanism 30 and the second probe fixing mechanism 40 are connected to the slide rail 61 by a slider 62, and the first probe fixing mechanism 30 and the second probe fixing mechanism 40 can be stably moved away from or moved closer to each other along the slide rail 61.
The utility model provides an among the LCR test fixture, first probe fixed establishment 30 and second probe fixed establishment 40 will bear the elastic restoring force who comes from elastic component 80 on the one hand, and the second aspect will bear the thrust that comes from actuating mechanism 20. Specifically, in the present embodiment, each of the first probe fixing mechanism 30 and the second probe fixing mechanism 40 includes a sliding seat 31, a first connecting member and a second connecting member. The bottom surface of the sliding seat 31 is connected to the sliding block 62, and the side surface of the sliding seat 31 is connected to the fixed seat 14 through the elastic member 80. The first connecting member includes a first body 321 and a first cantilever end 322, the first body 321 is mounted on the sliding seat 31, and the probe 50 is mounted on the first cantilever end 322. The second connecting member includes a second body 331 and second cantilever ends 332, the second body 331 is mounted on the sliding seat 31, and the two second cantilever ends 332 are disposed at outer sides of the first driving end 21 and the second driving end 22. The first driving end 21 and the second driving end 22 drive the two second cantilever ends 332 to separate the first probe fixing mechanism 30 and the second probe fixing mechanism 40.
The utility model provides an among the LCR test fixture, when probe 50 is close to under the effect of elastic component 80, probably lead to two probe 50 contacts to take place the short circuit, perhaps can damage the product that awaits measuring when elastic component 80 effort is great, consequently need restrict probe 50's displacement, avoid probe 50 too close. In this embodiment, a positioning mechanism is mounted on the slide rail 61, and the positioning mechanism includes a positioning block 91, a first adjusting lever 92, and a second adjusting lever 93. The positioning block 91 is fixed to the slide rail 61, the first adjustment lever 92 is mounted on the positioning block 91 at a side close to the first probe fixing mechanism 30, and the second adjustment lever 93 is mounted on the positioning block 91 at a side close to the second probe fixing mechanism 40. The first and second adjustment levers 92 and 93 are used to limit the sliding positions of the first and second probe fixing mechanisms 30 and 40, thereby preventing the two probes 50 from being too close.
The utility model provides an among the LCR test fixture, actuating mechanism 20 is used for separately first probe fixed establishment 30 and second probe fixed establishment 40. Specifically, in this embodiment, a groove 131 is formed at the edge of the top plate 13, the driving mechanism 20 is fixed on the bottom plate 11, and the first driving end 21 and the second driving end 22 are disposed at positions corresponding to the groove 131, so that the structure is more compact, and the space occupied by the LCR testing fixture is saved.
The utility model provides an among the LCR test fixture, every probe 50 is connected with an electrode 51 for switch on with the circuit when testing the product. In this embodiment, two strip-shaped through holes 132 are formed in the top plate 13, the strip-shaped through holes 132 correspond to the positions of the first cantilever ends 322, the electrodes 51 penetrate through the strip-shaped through holes 132, and when the electrodes 51 are connected with an external circuit, the electrodes pass through the lower portion of the top plate 13, so that interference to an operation space above the top plate 13 is avoided.
The utility model provides an among the LCR test fixture, can test the product that awaits measuring of difference, when testing different products, it can to change the testing tool. In this embodiment, in order to store different testing tools conveniently, the material placing plate 15 is disposed between the top plate 13 and the bottom plate 11, and at least two mounting grooves 151 are disposed on the material placing plate 15.
To sum up, the utility model provides an among the LCR test fixture, first probe fixing mechanism and second probe fixing mechanism can be close to each other or keep away from on the workstation along slide mechanism, install the probe on one side that first probe fixing mechanism and second probe fixing mechanism are close to each other, are connected with the elastic component respectively on one side that first probe fixing mechanism and second probe fixing mechanism kept away from each other, and the other end of elastic component is fixed on the workstation. The first driving end of the driving mechanism and the second driving end of the driving mechanism which does opposite movement are arranged between the first probe fixing mechanism and the second probe fixing mechanism. Therefore, the distance between the first probe fixing mechanism and the second probe fixing mechanism can be increased through the first driving end and the second driving end of the driving mechanism, and a product to be tested can be placed on the test bench. After the driving mechanism is loosened, the first probe fixing mechanism and the second probe fixing mechanism carry probes to be close to each other under the action of the elastic parts on the two sides, the probes are connected to a product to be tested, and each probe is connected with an electrode to test the product. LCR test fixture all adopts automated control at the clamping process, has reduced artificial participation, increases the detection efficiency and the shipment speed of product. Set up the material in the workstation and place the board, conveniently place multiple testing tool, increase LCR test fixture's application scope.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (9)
1. The utility model provides a LCR test fixture which characterized in that: the device comprises a workbench, a driving mechanism, a first probe fixing mechanism, a second probe fixing mechanism, probes, a sliding mechanism and a test board;
the first probe fixing mechanism and the second probe fixing mechanism are both connected to the workbench through the sliding mechanism, probes are respectively mounted on the sides, close to each other, of the first probe fixing mechanism and the second probe fixing mechanism, elastic pieces are respectively connected to the sides, far away from each other, of the first probe fixing mechanism and the second probe fixing mechanism, and the elastic pieces are fixedly connected to the workbench;
the driving mechanism comprises a first driving end and a second driving end which moves opposite to the first driving end, and the first driving end and the second driving end are arranged between the first probe fixing mechanism and the second probe fixing mechanism;
the test bench is arranged on the workbench, the test bench is arranged between the two probes, and the two probes are respectively connected with an electrode.
2. An LCR test fixture as defined in claim 1, wherein: the sliding mechanism comprises a sliding rail and 2 sliding blocks, and the first probe fixing mechanism and the second probe fixing mechanism are respectively connected to the sliding rail through the sliding blocks.
3. An LCR test fixture as defined in claim 2, wherein: the first probe fixing mechanism and the second probe fixing mechanism respectively comprise a sliding seat, a first connecting piece and a second connecting piece;
the bottom surface of the sliding seat is connected with the sliding block, and the sliding seat is connected with the workbench through the elastic piece;
the first connecting piece comprises a first body and a first cantilever end, the first body is arranged on the sliding seat, and the probe is arranged on the first cantilever end;
the second connecting piece comprises a second body and second cantilever ends, the second body is mounted on the sliding seat, and the two second cantilever ends are arranged on the outer sides of the first driving end and the second driving end.
4. An LCR test fixture as defined in claim 3, wherein: the positioning mechanism comprises a positioning block, a first adjusting rod and a second adjusting rod, the positioning block is connected to the sliding rail, the first adjusting rod is installed on one side, close to the first probe fixing mechanism, of the positioning block, and the second adjusting rod is installed on one side, close to the second probe fixing mechanism, of the positioning block.
5. An LCR test fixture as defined in claim 4 wherein: the workbench comprises a bottom plate, side plates and a top plate, wherein the side plates are arranged between the bottom plate and the top plate, two fixing seats are arranged on the top plate, and the elastic part is fixedly connected with the fixing seats.
6. An LCR test fixture as defined in claim 5 wherein: the edge of the top plate is provided with a groove, the driving mechanism is installed on the bottom plate, and the first driving end and the second driving end are arranged at positions corresponding to the groove.
7. An LCR test fixture as defined in claim 5 wherein: and a strip-shaped through hole is formed in the position, corresponding to the first cantilever end, of the top plate, and the electrode penetrates through the strip-shaped through hole.
8. An LCR test fixture as defined in claim 5 wherein: still include the material and place the board, the material is placed the board and is installed in between roof and the bottom plate, the material is placed and is provided with 2 at least mounting grooves on the board.
9. An LCR test fixture as defined in claim 1, wherein: the cross section of the end part of the probe is rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022302406.9U CN213302295U (en) | 2020-10-15 | 2020-10-15 | LCR test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022302406.9U CN213302295U (en) | 2020-10-15 | 2020-10-15 | LCR test fixture |
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| Publication Number | Publication Date |
|---|---|
| CN213302295U true CN213302295U (en) | 2021-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022302406.9U Active CN213302295U (en) | 2020-10-15 | 2020-10-15 | LCR test fixture |
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| CN (1) | CN213302295U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113607978A (en) * | 2021-07-16 | 2021-11-05 | 成都思科瑞微电子股份有限公司 | Multi-station LCR automatic test switching device and method |
| CN113740656A (en) * | 2021-09-28 | 2021-12-03 | 歌尔股份有限公司 | Testing device |
| CN116990556A (en) * | 2023-09-26 | 2023-11-03 | 深圳市微特精密科技股份有限公司 | Automated LCR research and development test fixture |
-
2020
- 2020-10-15 CN CN202022302406.9U patent/CN213302295U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113607978A (en) * | 2021-07-16 | 2021-11-05 | 成都思科瑞微电子股份有限公司 | Multi-station LCR automatic test switching device and method |
| CN113607978B (en) * | 2021-07-16 | 2023-09-22 | 成都思科瑞微电子股份有限公司 | Multi-station LCR automatic test switching device and method |
| CN113740656A (en) * | 2021-09-28 | 2021-12-03 | 歌尔股份有限公司 | Testing device |
| CN113740656B (en) * | 2021-09-28 | 2023-11-21 | 歌尔股份有限公司 | test device |
| CN116990556A (en) * | 2023-09-26 | 2023-11-03 | 深圳市微特精密科技股份有限公司 | Automated LCR research and development test fixture |
| CN116990556B (en) * | 2023-09-26 | 2023-12-01 | 深圳市微特精密科技股份有限公司 | Automated LCR research and development test fixture |
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