CN112147411A - Comprehensive test tool for electrical performance of ST (stator) - Google Patents
Comprehensive test tool for electrical performance of ST (stator) Download PDFInfo
- Publication number
- CN112147411A CN112147411A CN202010976081.4A CN202010976081A CN112147411A CN 112147411 A CN112147411 A CN 112147411A CN 202010976081 A CN202010976081 A CN 202010976081A CN 112147411 A CN112147411 A CN 112147411A
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- fixed
- plate
- stator
- block
- test tool
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- 238000012360 testing method Methods 0.000 title claims abstract description 47
- 239000000523 sample Substances 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 238000005457 optimization Methods 0.000 abstract description 3
- 238000011056 performance test Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The invention relates to the field of electrical test equipment, in particular to an ST (stator) electrical performance comprehensive test tool which comprises a bottom plate, wherein a base used for clamping a product to be tested is fixedly connected to the bottom plate, a side plate which is vertically and upwards arranged is fixed to the bottom plate, a second fixing plate is fixed to the upper end of the side plate, a servo motor is fixed to the second fixing plate, a third fixing plate is connected to the side plate in a sliding mode, the servo motor is in transmission connection with the third fixing plate, an adjustable first fixing block is fixed to the third fixing plate, and a probe used for testing the product is fixed to the first fixing block. This kind of ST (stator) electrical properties integrated test frock, structural optimization reduces the volume of test jig, and stability is high, secondly increases the circuit board and replaces the wiring, has effectively solved the problem that high pressure and low-voltage circuit's interact leads to the inaccurate resistance test data in the electric cabinet, has improved the consistent pass rate and the test yield of comprehensive properties test.
Description
Technical Field
The invention relates to the field of electrical test equipment, in particular to an ST (stator) electrical performance comprehensive test tool.
Background
The existing test frame has large volume, occupies half of a table, and has low work station space utilization rate. Secondly, due to the mutual influence between the wiring inside the control box and the high-voltage and low-voltage circuits, resistance testing is inaccurate (the resistance value of a product is very small, and the range of a measured value is 0.87-0.922 ohm), the one-time passing rate of testing is low, and therefore the ST (stator) electrical performance comprehensive testing tool is provided.
Disclosure of Invention
The invention aims to provide an ST (stator) electrical performance comprehensive test tool to solve the problems in the background technology. In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a ST (stator) electrical properties integrated test frock, includes the bottom plate, fixed connection is by the base that is used for the card product that awaits measuring on the bottom plate, be fixed with the vertical curb plate that upwards sets up on the bottom plate, the curb plate upper end is fixed with fixed plate two, be fixed with servo motor on the fixed plate two, sliding connection has fixed plate three on the curb plate, servo motor is connected with three transmissions of fixed plate in private, fixed plate three is last to be fixed with fixed block one that can adjust, fixed block one is last to be fixed with the probe that is used for the product that awaits measuring, fixed by safety shield on the bottom plate.
Preferably, a first fixing plate is fixed on the side plate and located below a second fixing plate, a third fixing block is fixed on the first fixing plate, a high-precision coupler is fixed on the third fixing block and is in transmission connection with an output shaft of the servo motor.
Preferably, a T-shaped guide rail is fixed on the side plate, the T-shaped guide rail is arranged in the vertical direction, and a third fixing plate is connected to the T-shaped guide rail in a sliding mode.
Preferably, a shaft sleeve is fixed on the ground of the first fixing plate, a screw rod is arranged between the base plate and the first fixing plate, and the upper end and the lower end of the screw rod are respectively in fixed-shaft rotating connection with the shaft sleeve and the base plate.
Preferably, the upper end of the screw rod is in transmission connection with the high-precision coupler, and the three threads of the fixing plate are connected to the screw rod.
Preferably, the third fixed plate is provided with an adjusting block, the middle part and the two ends of the adjusting block are both provided with strip-shaped through grooves, and the trend of the strip-shaped through grooves at the end parts of the adjusting block is perpendicular to the trend of the strip-shaped through grooves at the middle part.
Preferably, a bolt is inserted into the strip-shaped through groove at the end part of the adjusting block and is fixedly connected to the third fixing plate through the bolt, a bolt is also inserted into the strip-shaped through groove at the middle part of the adjusting block and is fixedly connected to the first fixing block through the bolt, and the bolt can slide in the corresponding strip-shaped through groove.
Preferably, the probe is electrically connected with a circuit board arranged in the electric cabinet.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, through structural optimization, the volume of the test jig is reduced, the stability is high, and then a circuit board is added to replace wiring, so that the problem of inaccurate resistance test data caused by mutual influence of high-voltage and low-voltage circuits in the electric cabinet is effectively solved, and the consistent passing rate and the test yield of comprehensive performance test are improved.
Drawings
FIG. 1 is a first schematic view of an assembly structure according to the present invention;
FIG. 2 is a front view of the final assembly of the present invention;
FIG. 3 is a top view of the final assembly structure of the present invention;
FIG. 4 is a schematic diagram of a circuit board structure according to the present invention;
fig. 5 is an enlarged schematic view of a portion a in fig. 1.
In the figure: 1. a base plate; 2. a base; 3. a safety barrier; 4. a screw rod; 5. a T-shaped guide rail; 6. a first fixing plate; 7. a high-precision coupler; 8. a second fixing plate; 9. a servo motor; 10. a third fixing plate; 11. a side plate; 12. a shaft sleeve; 13. an adjusting block; 14. a first fixed block; 15. a probe; 16. a third fixed block; 17. a bolt; 18. and a strip-shaped through groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a ST (stator) electrical property integrated test frock, includes bottom plate 1, fixed connection is by the base 2 that is used for the card product that awaits measuring on the bottom plate 1, be fixed with vertical curb plate 11 that upwards sets up on the bottom plate 1, 11 upper ends of curb plate are fixed with two 8 fixed plates, be fixed with servo motor 9 on two 8 fixed plates, sliding connection has three 10 fixed plates on 11 curb plates, servo motor 9 is connected with three 10 transmissions of fixed plate, be fixed with one 14 fixed block that can adjust on three 10 fixed plates, be fixed with the probe 15 that comes the product of testing on one 14 fixed block, fixed by safety shield 3 on the bottom plate 1, safety shield 3 is shown as figure 1, and wherein one side is open, is convenient for get and put the product of being surveyed.
In this embodiment, a first fixing plate 6 is fixed on the side plate 11, the first fixing plate 6 is located below a second fixing plate 8, a third fixing block 16 is fixed on the first fixing plate 6, a high-precision coupler 7 is fixed on the third fixing block 16, and the high-precision coupler 7 is in transmission connection with an output shaft of the servo motor 9.
In this embodiment, a T-shaped guide rail 5 is fixed on the side plate 11, the T-shaped guide rail 5 is arranged in the vertical direction, and a third fixing plate 10 is slidably connected to the T-shaped guide rail 5.
In this embodiment, a shaft sleeve 12 is fixed on the ground of the first fixing plate 6, a screw rod 4 is arranged between the base plate 1 and the first fixing plate 6, and the upper end and the lower end of the screw rod 4 are respectively connected to the shaft sleeve 12 and the base plate 1 in a fixed-shaft rotating manner.
In this embodiment, the upper end of the screw rod 4 is in transmission connection with the high-precision coupler 7, and the three fixing plates 10 are in threaded connection with the screw rod 4.
In this embodiment, be provided with regulating block 13 on the fixed plate three 10, the logical groove 18 of bar has all been seted up at the middle part and both ends of regulating block 13, and the logical groove 18 of bar trend of the logical groove 18 of the bar of regulating block 13 tip and the logical groove 18 of bar trend mutually perpendicular in middle part.
In this embodiment, a bolt 17 is inserted into the strip through groove 18 at the end of the adjusting block 13 and is fixedly connected to the third fixing plate 10 through the bolt 17, a bolt 17 is also inserted into the strip through groove 18 at the middle of the adjusting block 13 and is fixedly connected to the first fixing block 14 through the bolt 17, and the bolt 17 can slide in the corresponding strip through groove 18.
In this embodiment, the probe 15 is electrically connected to a circuit board disposed in the electric cabinet.
The use method and the advantages of the invention are as follows: when the ST (stator) electrical property comprehensive test tool is used for product test, the test flow is as follows:
the tested product is placed in a clamping groove on a base 1, the clamping groove plays a role in fixing and limiting a tested product sheet, a servo motor 9 is started to work, the servo motor 9 drives a screw rod 4 to rotate through a high-precision coupler 7, so that a fixing plate III 10 is driven to move up and down along a T-shaped guide rail 5 under the action of screw transmission, the fixing plate III 10 moves up and down through an adjusting block 13 to drive a fixing block I14 to move up and down, so that the fixing block I14 drives a probe 15 to move up and down and to be in contact with a test point of the tested product, then an electrical control part detects the tested product through the probe 15, the electrical control part comprises an electric cabinet, an inductance tester, a resistance tester, a pulse instrument, a pressure-resistant instrument and the like, a circuit board shown in figure 4 is arranged in the electric cabinet, wherein the working state of the servo motor 9 is controlled by a PLC in the electric cabinet, and the output point (, Y10-Y13), the on-off control of each relay is realized so as to achieve the conduction of each testing device and transmit corresponding testing signals, the testing devices comprise resistance meters, inductance meters, pulse meters and voltage-insulated meters, meanwhile, the PC software of the upper computer reads the testing result value of the testing devices through RS485 or RS232 through the probe 15 and judges whether the testing result value is qualified or not, after the testing is finished, good products are put into the next work station, and defective products enter a maintenance area.
According to the invention, through structural optimization, the volume of the test jig is reduced, the stability is high, and then a circuit board is added to replace wiring, so that the problem of inaccurate resistance test data caused by mutual influence of high-voltage and low-voltage circuits in the electric cabinet is effectively solved, and the consistent passing rate and the test yield of comprehensive performance test are improved.
The strip-shaped through groove 18 and the bolt 17 on the adjusting plate 13 are used for adjusting the position of the first fixing block 14, and then adjusting the position of the probe 15, so that the probe 15 can accurately contact with the test point of the tested product correspondingly.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a ST (stator) electrical property integrated test frock, includes bottom plate (1), its characterized in that: fixed connection is by base (2) that are used for the card product that awaits measuring on bottom plate (1), be fixed with vertical curb plate (11) that upwards set up on bottom plate (1), curb plate (11) upper end is fixed with fixed plate two (8), be fixed with servo motor (9) on fixed plate two (8), sliding connection has three (10) of fixed plate on curb plate (11), servo motor (9) are connected with three (10) transmissions of fixed plate in the private, be fixed with fixed block (14) that can adjust on three (10) of fixed plate, be fixed with probe (15) that are used for the product that tests on fixed block (14), fixed by safety shield (3) on bottom plate (1).
2. The ST (stator) electric performance comprehensive test tool according to claim 1, characterized in that: be fixed with fixed plate (6) on curb plate (11), fixed plate (6) are located the below of fixed plate two (8), be fixed with fixed block three (16) on fixed plate (6), be fixed with high accuracy shaft coupling (7) on fixed block three (16), high accuracy shaft coupling (7) are connected with the output shaft transmission of servo motor (9).
3. The ST (stator) electric performance comprehensive test tool according to claim 2, characterized in that: and a T-shaped guide rail (5) is fixed on the side plate (11), the T-shaped guide rail (5) is arranged in the vertical direction, and the T-shaped guide rail (5) is connected with a third fixing plate (10) in a sliding manner.
4. The ST (stator) electric performance comprehensive test tool according to claim 2, characterized in that: the fixed plate is characterized in that a shaft sleeve (12) is fixed on the ground of the first fixed plate (6), a screw rod (4) is arranged between the first bottom plate (1) and the first fixed plate (6), and the upper end and the lower end of the screw rod (4) are respectively in fixed-shaft rotating connection with the shaft sleeve (12) and the bottom plate (1).
5. The ST (stator) electric performance comprehensive test tool according to claim 4, characterized in that: the upper end of the screw rod (4) is in transmission connection with the high-precision coupler (7), and the third fixing plate (10) is in threaded connection with the screw rod (4).
6. The ST (stator) electric performance comprehensive test tool according to claim 1, characterized in that: be provided with regulating block (13) on fixed plate three (10), the middle part and both ends of regulating block (13) have all been seted up the bar and have been led to groove (18), and the bar of regulating block (13) tip leads to the trend of groove (18) and the bar at middle part leads to the trend mutually perpendicular of groove (18).
7. The ST (stator) electric performance comprehensive test tool according to claim 6, characterized in that: the bolt (17) is inserted in the strip-shaped through groove (18) at the end part of the adjusting block (13), the adjusting block is fixedly connected to the third fixing plate (10) through the bolt (17), the bolt (17) is also inserted in the strip-shaped through groove (18) in the middle part of the adjusting block (13), the adjusting block is fixedly connected to the first fixing block (14) through the bolt (17), and the bolt (17) can slide in the corresponding strip-shaped through groove (18).
8. The ST (stator) electric performance comprehensive test tool according to claim 1, characterized in that: the probe (15) is electrically connected with a circuit board arranged in the electric cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010976081.4A CN112147411A (en) | 2020-09-16 | 2020-09-16 | Comprehensive test tool for electrical performance of ST (stator) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010976081.4A CN112147411A (en) | 2020-09-16 | 2020-09-16 | Comprehensive test tool for electrical performance of ST (stator) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112147411A true CN112147411A (en) | 2020-12-29 |
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ID=73893993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010976081.4A Pending CN112147411A (en) | 2020-09-16 | 2020-09-16 | Comprehensive test tool for electrical performance of ST (stator) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112147411A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030173947A1 (en) * | 2002-03-13 | 2003-09-18 | Chung See Fook | Printed circuit board test fixture |
| CN103048608A (en) * | 2012-12-19 | 2013-04-17 | 昆山迈致治具科技有限公司 | PCB (Printed Circuit Board) performance detection fixture |
| CN207816325U (en) * | 2018-02-11 | 2018-09-04 | 东莞市新金佳祺电子科技有限公司 | A kind of Multifunction changeable type measurement jig |
| DE212018000036U1 (en) * | 2018-09-13 | 2018-10-24 | Taicang Denasen Mechanical & Electrical Engineering Co., Ltd. | Electrical test device for printed circuit boards |
| CN210863973U (en) * | 2019-09-20 | 2020-06-26 | 广东超川电子科技有限公司 | Stator performance detection equipment |
-
2020
- 2020-09-16 CN CN202010976081.4A patent/CN112147411A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030173947A1 (en) * | 2002-03-13 | 2003-09-18 | Chung See Fook | Printed circuit board test fixture |
| CN103048608A (en) * | 2012-12-19 | 2013-04-17 | 昆山迈致治具科技有限公司 | PCB (Printed Circuit Board) performance detection fixture |
| CN207816325U (en) * | 2018-02-11 | 2018-09-04 | 东莞市新金佳祺电子科技有限公司 | A kind of Multifunction changeable type measurement jig |
| DE212018000036U1 (en) * | 2018-09-13 | 2018-10-24 | Taicang Denasen Mechanical & Electrical Engineering Co., Ltd. | Electrical test device for printed circuit boards |
| CN210863973U (en) * | 2019-09-20 | 2020-06-26 | 广东超川电子科技有限公司 | Stator performance detection equipment |
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