CN209690487U - Integrated form test equipment - Google Patents
Integrated form test equipment Download PDFInfo
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- CN209690487U CN209690487U CN201822146343.5U CN201822146343U CN209690487U CN 209690487 U CN209690487 U CN 209690487U CN 201822146343 U CN201822146343 U CN 201822146343U CN 209690487 U CN209690487 U CN 209690487U
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Abstract
The utility model provides a kind of integrated form test equipment, including rotating device, production product fixing device and test device；Wherein, rotating device includes conllinear rotating disk and the motor for driving conllinear rotating disk rotation；Product fixing device is produced to be arranged in conllinear rotating disk；Producing product fixing device includes at least one product seat, it is provided with pressing plate above each product seat, briquetting is provided between pressing plate and product seat, briquetting is fixed on pressing plate, the pressing cylinder to move up and down with dynamic pressure plate is provided in pressing plate lower end, pressing cylinder is fixed in conllinear rotating disk；Test device includes barcode scanning test device, USB communication test device, acupuncture treatment test device and charging device for testing polarity of magnet.Integrated form test equipment provided by the utility model is able to solve long wrist strap class product function testing time in the prior art, low efficiency and current test equipment and the technical problems such as general effect is not achieved.
Description
Technical field
The utility model relates to product testing technical fields, more specifically, are related to a kind of integrated form test equipment.
Background technique
With the fast development and extensive use of portable electronic product, wrist strap class product is pursued by masses deeply, wrist strap class
Product needs to carry out functional test to it after processing is completed, wherein magnet detection, usb communication detection, acupuncture treatment detection etc. are logical
With test item, although product shape to be tested is similar, test function is similar, at present for more than wrist strap class product several
The detection of item needs to be respectively adopted the corresponding equipment of several sets to complete product testing, testing time length, low efficiency；And for not
General effect is not achieved in congener wrist strap product, current functional test equipment.
Utility model content
In view of the above problems, the purpose of the utility model is to provide a kind of integrated form test equipments, using this integrated form
Test equipment is able to solve long wrist strap class product function testing time in the prior art, low efficiency and test equipment and is not achieved
The technical problems such as general effect.
Integrated form test equipment provided by the utility model, including rotating device, production product fixing device and test device.Its
In, rotating device includes conllinear rotating disk and the motor for driving conllinear rotating disk rotation.Product fixing device setting is produced collinearly to revolve
On turntable.Producing product fixing device includes at least one product seat, is provided with pressing plate above each product seat, in pressing plate and is produced
Briquetting is provided between product seat, briquetting is fixed on pressing plate, and the pressing gas to move up and down with dynamic pressure plate is provided in pressing plate lower end
Cylinder, pressing cylinder are fixed in conllinear rotating disk.Test device includes barcode scanning test device, USB communication test device, acupuncture treatment survey
Trial assembly is set and charges device for testing polarity of magnet.Barcode scanning test device is arranged above pressing plate；USB communication test device and acupuncture treatment
Test device is arranged at the side of conllinear rotating disk；The device for testing polarity of magnet that charges is arranged on pressing plate.
Furthermore it is preferred that structure be that barcode scanning test device includes sweeping to rob and sweep sweeping of robbing for placing and rob bracket；It sweeps and robs branch
Frame include sweeping of being vertically arranged rob fixed column, be arranged in sweep rob fixed column top sweep rob transverse slat and with sweep sweeping of robbing that transverse slat connect
Rob fixing seat；Fixation hole is provided on transverse slat sweeping to rob；Sweeping and robbing fixing seat includes sweeping to rob fixed part and interconnecting piece, and the one of interconnecting piece
It holds and robs fixed part and be fixedly connected with sweeping, the other end of interconnecting piece is fixedly connected with the fixation hole for robbing transverse slat is swept.
Furthermore it is preferred that structure be in interconnecting piece and to sweep and rob transverse slat junction and be provided with ruggedized construction, in ruggedized construction
Middle part is equipped with port, and in ruggedized construction upper end, interconnecting piece is robbed transverse slat and be fixedly connected with sweeping by port for interconnecting piece setting, is reinforcing
The side of structure is provided with reinforced liner, and ruggedized construction is fixed in conllinear rotating disk by reinforced liner.
Furthermore it is preferred that structure be, acupuncture treatment test device include have an acupuncture treatment fixed block, be arranged in acupuncture treatment fixed block lower part bundle
Needle slider cylinder and the acupuncture treatment slider cylinder fixed block that acupuncture treatment slider cylinder lower part is set.
Furthermore it is preferred that structure be that USB communication test device includes the USB slider cylinder being obliquely installed, in USB slide unit
The lower part of cylinder is provided with USB slider cylinder fixing seat, and it is solid that the inclined surface on the top of USB slider cylinder is provided with USB
Determine block.
Furthermore it is preferred that structure be, charging device for testing polarity of magnet include mounting base, Hall is provided in mounting base
Sensor, mounting base are fixed on pressing plate.
Furthermore it is preferred that structure be that motor is direct-driving motor, and direct-driving motor is arranged at conllinear rotating disk bottom
Portion.
Furthermore it is preferred that structure be that integrated form test equipment further includes electromagnetic control apparatus；Electromagnetic control apparatus includes electricity
Magnet valve mounting plate, solenoid valve mounting plate are vertically arranged in the side of conllinear rotating disk, in solenoid valve mounting plate backwards to conllinear rotation
Pressure regulator valve and solenoid valve are provided on the side of disk；Pressure regulator valve respectively with pressing cylinder, acupuncture treatment slider cylinder, USB slider cylinder
Connection；Solenoid valve is connect with motor.
Furthermore it is preferred that structure be that integrated form test equipment further includes air gauge；Air gauge is connect with pressing cylinder.
Furthermore it is preferred that structure be that integrated form test equipment further includes conllinear bottom plate；Rotating device is swept and robs fixed column, pricks
Needle test device, USB communication test device, solenoid valve mounting plate and air gauge are arranged on conllinear bottom plate.
It can be seen from the above technical scheme that integrated form test equipment collection barcode scanning test device provided by the utility model, USB
In communication test device, acupuncture treatment test device and charging device for testing polarity of magnet Yu Yitai equipment, by the way that rotating device is arranged
The purpose of multinomial product test project can be completed by least one product seat is arranged on the spinning device realizing a set of tooling,
The time required to shortening product function test, product test efficiency is improved；And it, can by the product seat of replacement different product
To realize that tooling is general, extend tooling uses the time, does not leave unused because of the halt production of product.
Detailed description of the invention
By reference to the following description in conjunction with the accompanying drawings and the contents of the claims, and with to the utility model more
Comprehensive understanding, other purposes and result of the utility model will be more clearly understood and understood.
In the accompanying drawings:
Fig. 1 is according to the utility model embodiment integrated form test equipment structural schematic diagram；
Fig. 2 is the partial enlarged view of part A in Fig. 1；
Fig. 3 is the acupuncture treatment test device and USB communication test apparatus structure schematic diagram according to the utility model embodiment.
Appended drawing reference therein includes: the conllinear rotating disk of 11-, 12- motor, 21- product seat, 22- pressing plate, 23- briquetting,
24- presses cylinder, and 3- barcode scanning test device, 31-, which is swept, robs fixed column, and 32-, which is swept, robs transverse slat, and 321- fixation hole, 33-, which is swept, robs fixation
Seat, 331-, which is swept, robs fixed part, 332- interconnecting piece, 34- ruggedized construction, 35- port, 36- reinforced liner, 4-USB communication test dress
It sets, 41-USB slider cylinder, 42-USB slider cylinder fixing seat, 43-USB fixed block, 5- acupuncture treatment test device, 51- acupuncture treatment is solid
Determine block, 52- acupuncture treatment slider cylinder, 53- acupuncture treatment slider cylinder fixed block, 6- charging device for testing polarity of magnet, 71- solenoid valve peace
Loading board, 72- pressure regulator valve, 73- solenoid valve, 8- air gauge, the conllinear bottom plate of 9-.
Identical label indicates similar or corresponding feature or function in all the appended drawings.
Specific embodiment
Specific embodiment of the utility model is described in detail below with reference to attached drawing.
Fig. 1 shows the schematic construction of the integrated form test equipment according to the utility model embodiment.
As shown in Figure 1, integrated form test equipment provided by the utility model, including rotating device, produce product fixing device and
Test device.Wherein, rotating device includes conllinear rotating disk 11 and the motor 12 for driving the conllinear rotation of rotating disk 11.Product is fixed
Device is arranged in conllinear rotating disk 11, for fixing trial product to be measured；Test device sets up separately on the periphery of trial product to be measured.
Wherein, producing product fixing device includes at least one product seat 21, on product seat 21 by setting positioning groove or
The structures such as location hole can position product to be measured, and product to be measured is placed on product seat, above each product seat 21
It is provided with pressing plate 22, briquetting 23 is provided between pressing plate 22 and product seat 21, briquetting 23 is fixed on pressing plate 22, in pressing plate
22 lower ends are provided with the pressing cylinder 24 to move up and down with dynamic pressure plate 22, and pressing cylinder 24 is fixed in conllinear rotating disk 11.It is logical
Pressing cylinder 24 is crossed to move up and down with the up and down motion of dynamic pressure plate 22, when pressing cylinder 24 drives presser motion downwards, briquetting 23
Product to be measured is fixed on product seat 21, it is ensured that when carrying out Function detection to product to be measured, product to be measured is not in move
Position, influences the detection of product to be measured.
Test device includes barcode scanning test device 3, USB communication test device 4, acupuncture treatment test device 5 and charging pole of magnet
System safety testing device 6.
Barcode scanning test device 3 is arranged above pressing plate 22, for scanning the identification code on product to be measured, to product to be measured
Carry out barcode scanning test.Identification code on product to be measured can be the identification that bar code, two dimensional code etc. can be scanned analysis identification
Code.USB communication test device 4 and acupuncture treatment test device 5 are arranged at the side of conllinear rotating disk 11；USB communication test device 4
Functional test is carried out for the USB communication connector to product to be measured；Acupuncture treatment test device 4 is for having an acupuncture treatment to product to be measured
Test；The device for testing polarity of magnet 6 that charges is arranged on pressing plate 22；For testing the polarity of the charging interface of product to be measured.
The number of the said goods seat be it is multiple, in the present embodiment exemplary product seat number be 3,3 product seats are uniform
It is distributed in the upper surface periphery of conllinear rotating disk 11, in actual work, flexible setting product seat can be needed according to operation field
Number.
Fig. 2 shows the schematic constructions according to the barcode scanning test device of the utility model embodiment.
As shown in Fig. 2, for the ease of adjusting the position of barcode scanning test device, in a specific embodiment party of the utility model
In formula, barcode scanning test device 3 includes sweeping to rob and sweep sweeping of robbing for placing and rob bracket；It sweeps and robs for the identification on product to be measured
Code carries out barcode scanning test.Sweeping and robbing bracket includes that sweeping of being vertically arranged robs fixed column 31, is arranged in sweep and robs sweeping for 31 top of fixed column
It robs transverse slat 32 and robs fixing seat 33 with sweeping of robbing that transverse slat 32 connect is swept；Fixation hole 321 is provided with sweeping to rob on transverse slat 32；It sweeps and robs admittedly
Reservation 33 includes sweeping and robbing fixed part 331 and interconnecting piece 332, and one end of interconnecting piece 332 is robbed fixed part 331 and is fixedly connected with sweeping, company
The other end of socket part 332 is fixedly connected with the fixation hole 321 for robbing transverse slat 32 is swept.
Wherein, fixation hole 321 can be set into multiple rows of, interconnecting piece 332 by from the connection of the fixation holes 321 of different numbers of rows,
It can be finely adjusted to the distance for robbing the stretching of fixed part 331 is swept.
In order to keep barcode scanning test device stronger when installing, in a specific embodiment of the utility model, In
It interconnecting piece 332 and sweeps and robs 32 junction of transverse slat and be provided with ruggedized construction 34, be equipped with port 35, connection at the middle part of ruggedized construction 34
The setting of portion 332 is in 34 upper end of ruggedized construction, and interconnecting piece 332 is robbed transverse slat 32 and be fixedly connected with sweeping by port 35, in ruggedized construction
34 side is provided with reinforced liner 36, and ruggedized construction 34 is fixed in conllinear rotating disk 11 by reinforced liner 36.By setting
Interconnecting piece 332 can be increased and sweep the friction robbed between transverse slat 32 by setting ruggedized construction 34, be may make by reinforced liner 36 and entirely swept
The stability for robbing bracket is stronger, so that the installation of barcode scanning test device 3 is more firm.
Fig. 3 shows the schematic construction of the utility model embodiment acupuncture treatment test device and USB communication test device.
As shown in figure 3, acupuncture treatment test is carried out to product to be measured for the ease of acupuncture treatment test device, the one of the utility model
In a specific embodiment, acupuncture treatment test device 5 include acupuncture treatment fixed block 51, test acupuncture treatment be fixed on acupuncture treatment fixed block 51 on,
The acupuncture treatment slider cylinder 52 of acupuncture treatment 51 lower part of fixed block is set, and acupuncture treatment slider cylinder 52, which moves up and down, drives acupuncture treatment fixed block 51
And it is fixed on the test acupuncture treatment movement on acupuncture treatment fixed block 51, so that test acupuncture treatment need to carry out the position of acupuncture treatment test with product to be measured
It sets contact and acupuncture treatment slider cylinder fixed block 53 of acupuncture treatment 52 lower part of slider cylinder for fixed acupuncture treatment slider cylinder 52 is set.
USB communication test is carried out to product to be measured for the ease of USB communication test device, in another of the utility model
In specific embodiment, USB communication test device 4 includes the USB slider cylinder 41 being obliquely installed, in USB slider cylinder 41
Lower part is provided with USB slider cylinder fixing seat 42, for fixing USB slider cylinder 41, along the top of USB slider cylinder 41
Inclined surface is provided with USB fixed block 43, and USB test splice is fixed on USB fixed block 43.USB slider cylinder 41 moves band
Dynamic USB fixed block 43 and the USB test splice banking motion being fixed on USB fixed block 43, contact with product to be measured, to be measured
Product carries out USB communication test.
There is non-polar detection to the magnet on product charging base to be measured for the ease of charging device for testing polarity of magnet,
In a specific embodiment of the utility model, charging device for testing polarity of magnet 6 includes mounting base, is set in mounting base
Be equipped with Hall sensor, Hall sensor be used to having the magnet on product charging base to be measured it is nonpolarity detect, install
Seat is fixed on pressing plate 22.
In order to guarantee the accurate positionin of USB slider cylinder and slider cylinder of having an acupuncture treatment, high torque is realized in limited volume
Output, guarantees the stability of tooling, in a specific embodiment of the utility model, using direct-driving motor as this reality
With the motor in novel, direct-driving motor is arranged in conllinear 11 bottom of rotating disk.The application of direct-driving motor, can also be real
The advantages that existing low noise, response be fast, service free.
In order to separate control section with executing agency, in a specific embodiment of the utility model, integrated form
Test equipment further includes electromagnetic control apparatus；Electromagnetic control apparatus includes solenoid valve mounting plate 71, and solenoid valve mounting plate 71 is vertical
The side of conllinear rotating disk 11 is set, for separating control section and executing agency, in solenoid valve mounting plate 71 backwards to altogether
Pressure regulator valve 72 and solenoid valve 73 are provided on the side of line rotating disk 11；Pressure regulator valve 72 respectively with pressing cylinder 24, acupuncture treatment slide unit
Cylinder 52, USB slider cylinder 41 connect；It is respectively used to control pressing cylinder 24, acupuncture treatment slider cylinder 52, USB slider cylinder 41
Air pressure, solenoid valve 73 is connect with motor 12, for controlling motor 12.
In order to detect the air pressure in pressing cylinder, in a specific embodiment of the utility model, integrated form test
Equipment further includes air gauge 8；Air gauge 8 is connect with pressing cylinder 24.
For the placement for keeping a whole set of integrated form test equipment more regular, in a specific embodiment of the utility model
In, integrated form test equipment further includes conllinear bottom plate 9；Rotating device is swept and robs fixed column 31, acupuncture treatment test device 5, USB communication
Test device 4, solenoid valve mounting plate 71 and air gauge 8 are arranged on conllinear bottom plate 9.
The working principle of integrated form test equipment provided by the utility model are as follows:
Multiple products to be detected are individually positioned on multiple product seats 21, product seat 21 carries out the product being placed on thereon
Positioning, pressing cylinder 24 move up and down with dynamic pressure plate 22, regulate the position of pressing plate 22, and pressing cylinder 24 pushes, and setting is made to exist
Product to be measured is fixed on product seat 21 by the briquetting 23 on pressing plate 22, is made product to be measured when carrying out functional test, will not be gone out
The case where being now displaced opens solenoid valve 73, and motor 12 drives conllinear rotating disk 11 to rotate, and each product to be measured can pass through barcode scanning
Test device 3, acupuncture treatment test device 5 and USB communication test device 4 are swept and are robbed when product to be measured passes through barcode scanning test device 3
Test is scanned to the identification code on product to be measured, when product to be measured is by acupuncture treatment test device 5, slider cylinder 52 of having an acupuncture treatment
Move up and down drive acupuncture treatment fixed block 51 and be fixed on acupuncture treatment fixed block 51 on test acupuncture treatment movement so that test acupuncture treatment with to
The position contact of acupuncture treatment test need to be carried out by surveying product, so that acupuncture treatment test is carried out to product to be measured, when product to be measured is logical by USB
When interrogating test device 4, the movement of USB slider cylinder 41 drives USB fixed block 43 and the USB being fixed on USB fixed block 43 test
Tilt of joint movement, contacts with product to be measured, carries out USB communication test to product to be measured.The Hall being mounted on pressing plate 22 passes
Sensor has nonpolarity detect to the magnet on product charging base to be measured.Since conllinear rotating disk 11 is in the drive of motor 12
Lower rotation, it is possible to while functional test is carried out to more than one piece product, testing efficiency is improved, product seat 21 can be according to product
Type is replaced, and it is general that tooling may be implemented.
By above embodiment as can be seen that integrated form test equipment collection barcode scanning provided by the utility model test dress
It sets, in USB communication test device, acupuncture treatment test device and charging device for testing polarity of magnet Yu Yitai equipment, is revolved by setting
It rotary device and at least one product seat is set on the spinning device realizes a set of tooling and can complete multinomial product test project
Purpose, shorten product function test the time required to, improve product test efficiency；And pass through the production of replacement different product
Product seat, may be implemented that tooling is general, and can extend tooling uses the time, not leave unused because of the halt production of product.
Described in an illustrative manner above with reference to attached drawing according to the utility model proposes integrated form test equipment.But
It is, it will be appreciated by those skilled in the art that for the integrated form test equipment that above-mentioned the utility model is proposed, it can also be not
Various improvement are made on the basis of disengaging the content of the present invention.Therefore, the protection scope of the utility model should be by appended
The content of claims determines.
Claims (10)
1. a kind of integrated form test equipment, which is characterized in that including rotating device, produce product fixing device and test device；Wherein,
The rotating device includes conllinear rotating disk and the motor for driving the conllinear rotating disk rotation；
The production product fixing device is arranged in the conllinear rotating disk；
The production product fixing device includes at least one product seat, pressing plate is provided with above each product seat, in the pressure
Briquetting is provided between plate and the product seat, the briquetting is fixed on the pressing plate, and the pressing plate lower end is provided with band
The pressing cylinder that the pressing plate moves up and down is moved, the pressing cylinder is fixed in the conllinear rotating disk；
The test device includes that barcode scanning test device, USB communication test device, acupuncture treatment test device and charging magnet polarities are surveyed
Trial assembly is set；
The barcode scanning test device is arranged above the pressing plate；
The USB communication test device and the acupuncture treatment test device are arranged at the side of the conllinear rotating disk；
The charging device for testing polarity of magnet is arranged on the pressing plate.
2. integrated form test equipment as described in claim 1, which is characterized in that
The barcode scanning test device includes sweeping to rob and described sweep sweeping of robbing for placing and rob bracket；
It is described sweep rob bracket include sweeping of being vertically arranged rob fixed column, be arranged in it is described sweep rob fixed column top sweep rob transverse slat and
It sweeps sweeping of robbing that transverse slat connect with described and robs fixing seat；
It is described sweep to rob fixation hole is provided on transverse slat；
Described to sweep that rob fixing seat include sweeping and robbing fixed part and interconnecting piece, one end of the interconnecting piece is robbed fixed part and is fixed with described sweep
Connection, the other end of the interconnecting piece are robbed the fixation hole of transverse slat and are fixedly connected with described sweep.
3. integrated form test equipment as claimed in claim 2, which is characterized in that
It robs transverse slat junction in the interconnecting piece and described sweep and is provided with ruggedized construction, be equipped at the middle part of the ruggedized construction logical
Mouthful, in the ruggedized construction upper end, the interconnecting piece is robbed transverse slat and is fixed by the port and described sweep for interconnecting piece setting
Connection, is provided with reinforced liner in the side of the ruggedized construction, the ruggedized construction is fixed on institute by the reinforced liner
It states in conllinear rotating disk.
4. integrated form test equipment as claimed in claim 2, which is characterized in that
The acupuncture treatment test device includes acupuncture treatment fixed block, the acupuncture treatment slider cylinder that the acupuncture treatment fixed block lower part is arranged in and sets
Set the acupuncture treatment slider cylinder fixed block in the acupuncture treatment slider cylinder lower part.
5. integrated form test equipment as claimed in claim 4, which is characterized in that
The USB communication test device includes the USB slider cylinder being obliquely installed, and is arranged in the lower part of the USB slider cylinder
There is USB slider cylinder fixing seat, the inclined surface on the top of the USB slider cylinder is provided with USB fixed block.
6. integrated form test equipment as claimed in claim 5, which is characterized in that
The charging device for testing polarity of magnet includes mounting base, and Hall sensor, the peace are provided in the mounting base
Dress seat is fixed on the pressing plate.
7. integrated form test equipment as described in claim 1, which is characterized in that
The motor is direct-driving motor, and the direct-driving motor is arranged in the conllinear rotation pan bottom.
8. integrated form test equipment as claimed in claim 6, which is characterized in that further include electromagnetic control apparatus；
The electromagnetic control apparatus includes solenoid valve mounting plate, and the solenoid valve mounting plate is vertically arranged in the conllinear rotating disk
Side, be provided with pressure regulator valve and solenoid valve on the side of the conllinear rotating disk in the solenoid valve mounting plate；
The pressure regulator valve is connect with the pressing cylinder, the acupuncture treatment slider cylinder, the USB slider cylinder respectively；
The solenoid valve is connect with the motor.
9. integrated form test equipment as claimed in claim 8, which is characterized in that further include air gauge；The air gauge and institute
State pressing cylinder connection.
10. integrated form test equipment as claimed in claim 9, which is characterized in that
It further include conllinear bottom plate；The rotating device, described sweep rob fixed column, the acupuncture treatment test device, USB communication survey
Trial assembly is set, the solenoid valve mounting plate and the air gauge are arranged on the conllinear bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822146343.5U CN209690487U (en) | 2018-12-20 | 2018-12-20 | Integrated form test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822146343.5U CN209690487U (en) | 2018-12-20 | 2018-12-20 | Integrated form test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209690487U true CN209690487U (en) | 2019-11-26 |
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ID=68596430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822146343.5U Active CN209690487U (en) | 2018-12-20 | 2018-12-20 | Integrated form test equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209690487U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112512036A (en) * | 2020-11-06 | 2021-03-16 | 河源职业技术学院 | Automatic number writing and coupling test equipment and method |
| CN114019431A (en) * | 2021-10-26 | 2022-02-08 | 上海空间推进研究所 | Polarity testing device and method |
| CN116679183A (en) * | 2023-08-03 | 2023-09-01 | 深圳市诺泰芯装备有限公司 | IGBT product testing method and device |
-
2018
- 2018-12-20 CN CN201822146343.5U patent/CN209690487U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112512036A (en) * | 2020-11-06 | 2021-03-16 | 河源职业技术学院 | Automatic number writing and coupling test equipment and method |
| CN112512036B (en) * | 2020-11-06 | 2024-03-12 | 河源职业技术学院 | Automatic number writing and coupling test equipment and method |
| CN114019431A (en) * | 2021-10-26 | 2022-02-08 | 上海空间推进研究所 | Polarity testing device and method |
| CN114019431B (en) * | 2021-10-26 | 2024-04-09 | 上海空间推进研究所 | Polarity testing device and method |
| CN116679183A (en) * | 2023-08-03 | 2023-09-01 | 深圳市诺泰芯装备有限公司 | IGBT product testing method and device |
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