CN117007867A - Inductance Z value test detection tool - Google Patents
Inductance Z value test detection tool Download PDFInfo
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- CN117007867A CN117007867A CN202311276952.1A CN202311276952A CN117007867A CN 117007867 A CN117007867 A CN 117007867A CN 202311276952 A CN202311276952 A CN 202311276952A CN 117007867 A CN117007867 A CN 117007867A
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- 238000012360 testing method Methods 0.000 title claims abstract description 125
- 238000001514 detection method Methods 0.000 title claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims 1
- 230000008602 contraction Effects 0.000 abstract description 3
- 239000003990 capacitor Substances 0.000 description 7
- 239000000523 sample Substances 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
- G01R27/2611—Measuring inductance
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The application discloses an inductance Z value test detection jig which comprises a detection assembly, wherein the detection assembly comprises a Z value limiting plate, clamping mechanisms are symmetrically arranged at the bottom of the Z value limiting plate, a test push plate is connected and arranged on the outer wall of one side of each clamping mechanism so as to drive the clamping mechanisms to keep open and close, a product to be detected can be clamped between the clamping mechanisms, and the end part of one side, far away from the test push plate, of each clamping mechanism is kept fixed. According to the testing and detecting jig for the Z value of the inductance, the test push plate is driven to move forwards and backwards through the extension and contraction of the pushing cylinder, so that the elastic sheet folds and opens, the elastic sheet presses a product to be tested when the pushing cylinder extends out, the front pin and the rear pin of the product to be tested are respectively contacted with the core shaft of the test cable and the pin A of the product to be tested, the elastic sheet is in perfect contact with the pin B of the product to be tested, an instrument triggers a test after the product to be tested is clamped, Z value parameters of the product to be tested are tested, and after the instrument test is completed, the double-rod cylinder retracts to drive the right clamp elastic sheet to open.
Description
Technical Field
The application relates to the technical field of inductance testing, in particular to an inductance Z value testing and detecting jig.
Background
The power system uses a compensation capacitor bank to increase the power factor. The reactive compensation capacitor has large working capacity and frequent switching, and needs to be detected regularly to ensure the reliability of the equipment, and the traditional method is to dismount the capacitor busbar and then measure the capacitor busbar by using a capacitance meter.
As in patent CN210572597U, a shielding film inductance jig is disclosed, comprising an upper jig template, a lower jig template, an upper shielding magnetic core block, a lower shielding magnetic core block and a plurality of test probes; the upper shielding magnetic core block is arranged at the bottom of the upper jig template, the lower shielding magnetic core block is arranged at the top of the lower jig template, the upper shielding magnetic core block and the lower shielding magnetic core block are arranged in a mirror image mode, an accommodating cavity for accommodating a detection circuit board and penetrating through the lower shielding magnetic core block from front to back is formed when the upper shielding magnetic core block and the lower shielding magnetic core block are pressed together, each test probe is arranged at the bottom of the lower jig template, one end of each test probe penetrates through and extends out of the upper surface of the lower shielding magnetic core block to be used for conducting electricity with the circuit board to be tested, and the other end of each test probe extends out of the lower surface of the lower jig template to be used for being connected with a tester. The upper shielding magnetic core block is arranged on the upper jig template, the lower shielding magnetic core block is arranged on the lower jig template, the upper shielding magnetic core block and the lower shielding magnetic core block are arranged in a mirror image mode, a containing cavity for placing the detection circuit board and penetrating through the front and rear of the upper shielding magnetic core block and the lower shielding magnetic core block is formed during pressing, each test probe is arranged in the lower jig template, the containing cavity surrounds the periphery of a product, external electromagnetic signals cannot enter the containing cavity, the anti-interference purpose is achieved, meanwhile, signal diffusion in a waiting side area can be reduced, and therefore the accuracy and the accuracy of low resistance of a tested object are achieved, and the stability and the safety of the object to be tested are guaranteed.
In the actual operation process, the conventional inductance test mode adopts a probe to contact with an inductance product pin, and the end parts of two sides can be movably clamped, so that the fluctuation of a detection value is larger, and the deviation is larger.
It can be seen that the above problems exist in the prior art, and improvements are needed.
Disclosure of Invention
In view of the above problems in the prior art, an aspect of the present application is to provide an inductance Z value test and detection tool, so as to solve the problems that a workpiece is moved in a detection process, a detection value fluctuates greatly, and a deviation is large when a workpiece is clamped and tested by moving on two sides in a conventional inductance test.
In order to achieve the above purpose, the application provides an inductance Z value test detection jig, which comprises a detection assembly, wherein the detection assembly comprises a Z value limiting plate, clamping mechanisms are symmetrically arranged at the bottom of the Z value limiting plate, a test push plate is connected and arranged on one side outer wall of each clamping mechanism so as to drive the clamping mechanisms to keep open and close, a product to be detected can be clamped and arranged between the clamping mechanisms, and one side end part of each clamping mechanism far away from the test push plate is kept fixed.
Preferably, the clamping mechanism is specifically a left clamping seat and a right clamping seat, the test push plate is in abutting connection with the left clamping seat, a double-rod air cylinder is arranged at the end part of the test push plate, which is far away from the left clamping seat, and the double-rod air cylinder is assembled to drive the left clamping seat to keep transversely reciprocating motion so as to clamp a product to be tested.
Preferably, the bottom of the double-rod cylinder is provided with a test limiting seat, the bottom of the test limiting seat is provided with a test locking plate close to the end part, and the top of the double-rod cylinder is symmetrically provided with air pipe connectors.
Preferably, a Z-value limiting plate is arranged at the top of the clamping mechanism, a through groove is formed in the middle of the top of the Z-value limiting plate to clamp a product to be tested, and a test cable core is arranged in the Z-value limiting plate to be electrically connected with the product to be tested.
Preferably, the top of the product to be tested is provided with a right test clamping spring plate, the top of the right test clamping spring plate is provided with a feeding suction nozzle, and the outer wall of the feeding suction nozzle is sleeved with a suction nozzle rod.
The test push plate is driven to move back and forth through the expansion of the pushing cylinder, so that the elastic sheet folds and expands, the elastic sheet presses the product to be tested when the pushing cylinder stretches out, the front pin and the rear pin of the product to be tested are respectively contacted with the test cable mandrel and the pin A of the product to be tested, the elastic sheet is in perfect contact with the pin B of the product to be tested, the product to be tested clamps the rear instrument to trigger the test, the Z value parameter of the product to be tested is tested, and after the instrument test is completed, the double-rod cylinder retracts to drive the elastic sheet to expand.
Preferably, the bottom butt of fixture is provided with correction test base, correction test base's outer wall is provided with the strengthening rib.
Preferably, an adjusting fixing plate is arranged at the top of the correction test base to drive the detection assembly to keep the mounting position of the jig horizontally adjusted forwards and backwards.
Preferably, the end part of the adjusting fixing plate, which is close to the reinforcing rib, is provided with a correction adjusting bolt, and the outer wall of the adjusting fixing plate, which is close to the detecting component, is provided with a test base so as to drive the detecting component to keep reciprocating motion along the top of the correction test base and adjust the mounting position of the jig up and down.
Preferably, the outer walls of the two opposite sides of the correction test base are wrapped and provided with shields.
Preferably, the feeding suction nozzle is assembled for sequentially taking and placing materials into the detection jig during detection.
After the elastic sheet is opened, the suction nozzle rod drives the sucked product to move upwards, so that the next product to be tested can be quickly replaced and then tested.
The beneficial effects are that:
compared with the prior art, the inductance Z value test and detection jig provided by the application has the following beneficial effects:
the test push plate is driven to move back and forth through the expansion of the pushing cylinder, so that the elastic sheet folds and expands, the elastic sheet presses the product to be tested when the pushing cylinder stretches out, the front pin and the rear pin of the product to be tested are respectively contacted with the test cable mandrel and the pin A of the product to be tested, the elastic sheet is in perfect contact with the pin B of the product to be tested, the product to be tested clamps the rear instrument to trigger the test, the Z value parameter of the product to be tested is tested, and after the instrument test is completed, the double-rod cylinder retracts to drive the elastic sheet to expand.
After the elastic sheet is opened, the suction nozzle rod drives the sucked product to move upwards, so that the next product to be tested can be quickly replaced and then tested.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present application, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
Fig. 1 is a schematic structural diagram of a detection tool according to an embodiment of the present application;
fig. 2 is a schematic structural diagram of a cross section of a detection tool according to an embodiment of the present application.
The main reference numerals:
1. correcting the test base; 2. adjusting the fixing plate; 3. correcting the adjusting bolt; 4. a test base; 5. testing the cable core; 6. testing the limit seat; 7. a left clamping seat; 8. a right clamping seat; 9. testing a push plate; 10. testing the lock plate; 11. testing a right clamping spring plate; 12. a double-rod cylinder; 13. an air pipe joint; 14. z value limiting plates; 15. a product to be tested; 16. a shield; 17. a feeding suction nozzle; 18. a suction nozzle rod.
Detailed Description
In order to make the technical scheme of the present application better understood by those skilled in the art, the present application will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1-2, an inductance Z value test detection fixture comprises a detection assembly, the detection assembly comprises a Z value limiting plate 14, clamping mechanisms are symmetrically arranged at the bottom of the Z value limiting plate 14, a test push plate 9 is arranged on one side of the clamping mechanisms in a connecting manner, so that the clamping mechanisms are driven to keep open and close, a product 15 to be detected can be clamped and arranged between the clamping mechanisms, and one side end part of the clamping mechanisms, far away from the test push plate 9, is kept fixed.
The Z value test and detection jig for the inductor mainly aims to drive a test push plate 9 to move back and forth through the expansion and contraction of a double-rod air cylinder 12, so that an elastic sheet is folded and unfolded, when the double-rod air cylinder 12 stretches out, the elastic sheet compresses a product 15 to be tested, the front pin and the rear pin of the product 15 to be tested are respectively contacted with a test cable core 5 and an A pin of the product 15 to be tested, the elastic sheet is in perfect contact with a B pin of the product 15 to be tested, an instrument after the product 15 to be tested clamps the product to be tested triggers a test, Z value parameters of the product 15 to be tested are tested, and after the instrument test is completed, the double-rod air cylinder 12 retracts to drive a test right clamp elastic sheet 11 to be unfolded; after the right clamping elastic sheet 11 is opened, the suction nozzle rod 18 drives the sucked product 15 to be tested to move upwards, so that the next product 15 to be tested can be quickly replaced for testing.
The inductance Z value is the impedance value of the inductance, and can be used for representing the obstruction effect of the inductance on alternating current in a circuit. In a circuit having a resistor, an inductor and a capacitor, the blocking effect on the current in the circuit is called impedance, the impedance is also called "alternating current resistance", Z is commonly expressed as a complex number, the real part is called resistance, the imaginary part is called reactance, the blocking effect on the alternating current in the circuit by the capacitor is called capacitive reactance, the blocking effect on the alternating current in the circuit by the inductor is called inductive reactance, and the blocking effect on the alternating current by the capacitor and the inductor in the circuit is generally called reactance. The unit of impedance is ohm.
In the embodiment, as can be seen from fig. 1 and 2, the clamping mechanism specifically includes a left clamping seat 7 and a right clamping seat 8, the test push plate 9 is kept in abutment with the left clamping seat 7, the end portion of the test push plate 9 away from the left clamping seat 7 is further connected with a double-rod cylinder 12, and the double-rod cylinder 12 can drive the left clamping seat 7 to keep transverse reciprocating motion so as to clamp the product 15 to be tested, so that the product 15 to be tested is clamped and then subjected to inductance detection.
Furthermore, the bottom of the double-rod air cylinder 12 is provided with a test limiting seat 6, the bottom of the test limiting seat 6 is close to the end part and is also provided with a test lock plate 10, and the top of the double-rod air cylinder 12 is also symmetrically provided with an air pipe joint 13 which can be connected with the outside to drive the double-rod air cylinder 12 to work.
Furthermore, the top of the clamping mechanism is also provided with a Z-value limiting plate 14, the top of the Z-value limiting plate 14 is provided with a communicating through groove in the middle for clamping a product 15 to be tested, and the inside of the Z-value limiting plate 14 is also provided with a test cable core 5 which can be electrically connected with pins of the product 15 to be tested, so that accurate inductance test is performed.
Furthermore, the top of the product 15 to be tested is further provided with a right test clamping spring piece 11, the top of the right test clamping spring piece 11 is further provided with a feeding suction nozzle 17, the inside product 15 to be tested can be driven to move upwards, pins of the next product 15 to be tested can be replaced rapidly to be connected with the test cable core 5, further testing is performed, and the outer wall of the feeding suction nozzle 17 is further sleeved with a suction nozzle rod 18.
Moreover, the bottom of fixture still butt is provided with correction test base 1, and correction test base 1's outer wall still is provided with the strengthening rib to ensure the intensity of detecting the tool.
Furthermore, the top of the calibration test base 1 is provided with an adjusting and fixing plate 2 which can drive the detection assembly to keep the mounting position of the jig horizontally and forwards and backwards.
Furthermore, the end part of the adjusting fixing plate 2, which is close to the reinforcing ribs, is provided with a correction adjusting bolt 3, and the outer wall of the adjusting fixing plate 2, which is close to the detecting component, is also provided with a test base 4, so that the detecting component can be driven to adjust the mounting position of the jig up and down along the top of the correction test base 1.
Furthermore, the outer walls of the two opposite sides of the calibration test base 1 are also wrapped and provided with shields 16.
Furthermore, the feeding suction nozzle 17 is assembled for detecting and sequentially taking and placing materials into the detecting jig.
Working principle: firstly, a correction test base 1 is installed on a workbench of a machine table, a suction nozzle rod 18 sucks the upper surface of a product to move up and down, a product 15 to be tested is placed into a test limit seat 6 for detection, and then the product is taken out of the test limit seat 6;
then the test cable core 5 is fixed on the test limiting seat 6, the test cable core 5 corresponds to the Z parameter customization specification of the inductance product, an SMA connector of the test cable core 5 is connected with a test instrument, the inner layer shielding core shaft side of the test cable core 5 is attached to the C-shaped supporting surface of the Z value limiting plate 14, and the shielding layer of the test cable core 5 is in plane contact with the bottom side of the test right clamping spring piece 11;
the right test clamping spring piece 11 is connected with the test push plate 9, and the test push plate 9 is connected with the double-rod air cylinder 12;
then the expansion and contraction of the double-rod air cylinder 12 drives the test push plate 9 to move back and forth, so that the elastic sheet folds and expands, and when the double-rod air cylinder 12 stretches out, the elastic sheet compresses the product 15 to be tested, so that the front pin and the rear pin of the product 15 to be tested are respectively contacted with the shaft of the test cable core 5 and the pin A of the product 15 to be tested, the elastic sheet is in perfect contact with the pin B of the product 15 to be tested, the product 15 to be tested clamps the rear instrument to trigger the test, the Z value parameter of the product 15 to be tested is tested, and after the instrument test is completed, the double-rod air cylinder 12 retracts to drive the right clamp elastic sheet 11 to be tested to expand;
when the right clamping spring plate 11 is opened, the suction nozzle rod 18 drives the sucked product 15 to be tested to move upwards, so that the next product 15 to be tested can be quickly replaced for testing.
While certain exemplary embodiments of the present application have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the application. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the application, which is defined by the appended claims.
Claims (10)
1. The utility model provides an inductance Z value test detection tool, its characterized in that, including detecting the subassembly, the detecting the subassembly and including Z value limiting plate (14), the bottom symmetry of Z value limiting plate (14) is provided with fixture, fixture one side outer wall connection is provided with test push plate (9), in order to order about fixture keeps opening and shutting, but the centre gripping sets up product (15) that awaits measuring between the fixture, fixture keeps away from one side tip of test push plate (9) and keeps fixedly.
2. The inductance Z value test and detection jig according to claim 1, wherein the clamping mechanism is specifically a left clamping seat (7) and a right clamping seat (8), the test push plate (9) is in contact with the left clamping seat (7), a double-rod air cylinder (12) is arranged at the end part, far away from the left clamping seat (7), of the test push plate (9), and the double-rod air cylinder (12) is assembled to drive the left clamping seat (7) to transversely reciprocate so as to clamp a product (15) to be tested.
3. The inductance Z value test detection jig according to claim 2, wherein a test limiting seat (6) is arranged at the bottom of the double-rod cylinder (12), a test locking plate (10) is arranged at the bottom of the test limiting seat (6) close to the end part, and air pipe connectors (13) are symmetrically arranged at the top of the double-rod cylinder (12).
4. The inductance Z value test detection jig according to claim 3, wherein a Z value limiting plate (14) is disposed at the top of the clamping mechanism, a through slot is centrally formed in the top of the Z value limiting plate (14) to clamp a product (15) to be tested, and a test cable core (5) is disposed inside the Z value limiting plate (14) to be electrically connected with the product (15) to be tested.
5. The inductance Z value test detection jig according to claim 4, wherein a right test clamping spring piece (11) is arranged at the top of the product (15) to be tested, a feeding suction nozzle (17) is arranged at the top of the right test clamping spring piece (11), and a suction nozzle rod (18) is sleeved on the outer wall of the feeding suction nozzle (17).
6. The inductance Z value test detection jig according to claim 5, wherein the bottom of the clamping mechanism is provided with a correction test base (1) in an abutting manner, and the outer wall of the correction test base (1) is provided with reinforcing ribs.
7. The fixture for testing and detecting the Z value of the inductance according to claim 6, wherein an adjusting fixing plate (2) is arranged at the top of the calibration test base (1) so as to drive the detection assembly to adjust the mounting position of the fixture horizontally forwards and backwards.
8. The inductance Z value test and detection jig according to claim 7, wherein a correction adjusting bolt (3) is arranged at the end part of the adjusting fixing plate (2) close to the reinforcing rib, and a test base (4) is arranged at the outer wall of the adjusting fixing plate (2) close to the detection component, so that the detection component is driven to keep reciprocating motion along the top of the correction test base (1), and the mounting position of the jig is adjusted up and down.
9. The inductance Z value test detection jig according to claim 8, wherein the outer walls of the two opposite sides of the calibration test base (1) are wrapped with shields (16).
10. The inductance Z value test and detection jig according to claim 5, wherein the feeding suction nozzle (17) is assembled for feeding and discharging materials into the detection jig in sequence during detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311276952.1A CN117007867B (en) | 2023-10-07 | 2023-10-07 | Inductance Z value test detection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311276952.1A CN117007867B (en) | 2023-10-07 | 2023-10-07 | Inductance Z value test detection tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117007867A true CN117007867A (en) | 2023-11-07 |
| CN117007867B CN117007867B (en) | 2024-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311276952.1A Active CN117007867B (en) | 2023-10-07 | 2023-10-07 | Inductance Z value test detection tool |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN117007867B (en) | 2024-01-26 |
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