CN112147541A - Car key detects with contact check out test set who has multicontact structure - Google Patents
Car key detects with contact check out test set who has multicontact structure Download PDFInfo
- Publication number
- CN112147541A CN112147541A CN202011173536.5A CN202011173536A CN112147541A CN 112147541 A CN112147541 A CN 112147541A CN 202011173536 A CN202011173536 A CN 202011173536A CN 112147541 A CN112147541 A CN 112147541A
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- China
- Prior art keywords
- contact
- spring
- pressure sensor
- motor
- equipment
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/54—Testing for continuity
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0057—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes measuring forces due to spring-shaped elements
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- 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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/66—Testing of connections, e.g. of plugs or non-disconnectable joints
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V9/00—Prospecting or detecting by methods not provided for in groups G01V1/00 - G01V8/00
Abstract
The invention relates to contact piece detection equipment with a multi-contact structure for automobile key detection, which comprises an equipment shell and a connecting rod, wherein a first motor is installed at the lower end of the equipment shell, a belt conveyor, a connecting rotating shaft and a fixed loop bar are sequentially arranged at the upper end of the inner lower wall of the equipment shell from left to right, a workbench is connected to the upper end of the connecting rotating shaft, a rotating table is connected to one side of a second motor, a first pressure sensor is arranged inside the rotating table, a placing plate is connected to the upper end of the first pressure sensor, an automobile key body is placed at the upper end of the placing plate, and a third motor is installed at the upper end of the fixed loop bar. The invention has the beneficial effects that: this car key detects with contact check out test set who has multicontact structure can detect through weighing sensor and place whether place the car key on the board to prevent that the inside car key that does not have of equipment just rotates and detects, lead to the machining efficiency of equipment idle running reduction equipment.
Description
Technical Field
The invention relates to the technical field of automobile key detection, in particular to a contact piece detection device with a multi-contact structure for automobile key detection.
Background
The automobile key is a tool for switching on and off an automobile, the existing automobile key uses a chip, and is a magnetic chip system, and a reading coil of an automobile ignition lock cylinder reads the chip of the key; the chip all has fixed digital information, and the position of car key installation battery is provided with the contact, connects the battery through the contact and gives the car key power supply, so the contact in the car key need use contact check out test set to detect, ensures that the car key can normal use.
The conventional contact piece detection device runs in a timing rotating mode, and a worker running in the mode possibly has no time to place an automobile key to cause equipment to run idle, so that the running of the equipment is influenced.
Disclosure of Invention
The invention aims to provide contact piece detection equipment with a multi-contact structure for detecting an automobile key, which aims to solve the problem that the operation of the equipment is influenced because an operator possibly runs the equipment without time to place the automobile key because the conventional contact piece detection device proposed in the background technology runs in a timing rotation mode.
In order to achieve the purpose, the invention provides the following technical scheme: a contact piece detection device with a multi-contact structure for automobile key detection comprises a device shell and a connecting rod, wherein a first motor is installed at the lower end of the device shell, a belt conveyor, a connecting rotating shaft and a fixed loop bar are sequentially arranged at the upper end of the inner lower wall of the device shell from left to right, a workbench is connected to the upper end of the connecting rotating shaft, a second motor is installed inside the workbench, a rotating table is connected to one side of the second motor, a first pressure sensor is arranged inside the rotating table, a placing plate is connected to the upper end of the first pressure sensor, an automobile key body is placed on the upper end of the placing plate, a third motor is installed at the upper end of the fixed loop bar, the inside of the fixed loop bar is connected with a threaded rod through a bearing, the connecting rod is located on one side of the threaded rod, a first spring is connected to the lower end of the connecting rod, and a mounting plate is connected, and the left and right sides of mounting panel is provided with the guide arm, the mounting panel drives the lower extreme and has set gradually third pressure sensor and second pressure sensor from the centre to the outside, and second pressure sensor's lower extreme is connected with first contact briquetting, third pressure sensor's lower extreme is connected with second contact briquetting, equipment casing drives inside upper wall lower extreme and installs the multisection pneumatic cylinder, and the lower extreme of multisection pneumatic cylinder is provided with first contact mechanism, second contact mechanism is installed to first contact mechanism's front end.
Preferably, the connecting rotating shaft forms a rotating structure with the equipment shell through the first motor, and the connecting rotating shaft and the workbench are welded.
Preferably, the rotating table forms a rotating structure with the workbench through a second motor, and four rotating tables are arranged around the workbench.
Preferably, the first pressure sensor is fixedly connected with the placing plate, and the first pressure sensor is symmetrical about a central axis of the placing plate.
Preferably, the central axis of the third motor coincides with the central axis of the threaded rod, and the connecting rod is in threaded connection with the threaded rod.
Preferably, the mounting plate forms an elastic structure with the connecting rod through the first spring, and the mounting plate forms a sliding structure with the connecting rod through the guide rod.
Preferably, the first contact mechanism includes a first loop bar, a second spring and a first contact electrode, the second spring is arranged inside the first loop bar, and the lower end of the second spring is connected with the first contact electrode.
Preferably, the first contact electrode forms an elastic telescopic structure through the second spring and the first sleeve rod, and the central axis of the second spring coincides with the central axis of the first contact electrode.
Preferably, the second contact mechanism comprises a second loop bar, a third spring, an electromagnet and a second contact electrode, the second loop bar is not provided with the third spring, the electromagnet is arranged inside the third spring, and one side of the third spring is connected with the second contact electrode.
Preferably, the second contact electrode forms an elastic telescopic structure with the second sleeve rod through a third spring, and the electromagnet is fixedly connected with the second sleeve rod.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the workbench is rotated by the connecting rotating shaft through the rotating structure formed between the first motor and the equipment shell, so that the equipment can rotate for continuous processing, and meanwhile, the equipment is provided with the three first contact pressing blocks, so that the equipment can simultaneously measure the contact pieces on the automobile key body, the equipment can detect multiple contacts, and the detection speed of the equipment on the contact pieces on the automobile key body is improved.
2. According to the automobile key body detection device, the gravity on the placing plate is detected through the first pressure sensor, so that whether the automobile key body is placed in the rotating table or not can be detected, the working table can rotate only when the automobile key body is placed above the placing plate, and the phenomenon that the automobile key body which is not placed on the device idles is prevented.
3. According to the invention, the rotating table can be rotated and overturned through the rotating structure formed between the second motor and the workbench, so that the detected automobile key body can be overturned and placed on the belt conveyor, and the equipment can conveniently collect the detected automobile key body.
4. The mounting plate can buffer the first contact pressing block and the second contact pressing block through the elastic structure formed between the first spring and the connecting rod, the second pressure sensor and the third pressure sensor are prevented from being damaged by overlarge pressure when the second contact pressing block of the first contact pressing block box is extruded, and the mounting plate is positioned through the sliding structure between the guide rod and the connecting rod.
5. According to the automobile key, the first contact electrode and the second contact electrode can be in close contact with the contact piece on the automobile key body through the elastic structure formed by the second spring and the first sleeve rod and the elastic structure formed by the second spring and the second sleeve rod through the first contact electrode and the second contact electrode tip forceps, so that the stability of equipment measurement is improved.
Drawings
FIG. 1 is a schematic diagram of a front cross-sectional view of a contact detecting device with a multi-contact structure for detecting a key of an automobile according to the present invention;
FIG. 2 is an enlarged sectional view of a fixed sleeve rod of a contact detecting device with a multi-contact structure for detecting a key of an automobile according to the present invention;
FIG. 3 is an enlarged side view, a cross-sectional view of a first contact mechanism of a contact detecting device with a multi-contact structure for detecting a key of an automobile according to the present invention;
FIG. 4 is an enlarged schematic view of a contact detecting apparatus for detecting a key of an automobile according to the present invention, which has a multi-contact structure, shown in FIG. 1A;
fig. 5 is a schematic top enlarged structural view of a key body of an automobile key of a contact piece detecting device with a multi-contact structure for detecting an automobile key according to the present invention.
In the figure: 1. an equipment housing; 2. a first motor; 3. a belt conveyor; 4. connecting the rotating shaft; 5. fixing the loop bar; 6. a work table; 7. a second motor; 8. a rotating table; 9. a first pressure sensor; 10. placing the plate; 11. a car key body; 12. a third motor; 13. a bearing; 14. a threaded rod; 15. a connecting rod; 16. a first spring; 17. mounting a plate; 18. a guide bar; 19. a second pressure sensor; 20. a third pressure sensor; 21. a first contact compact; 22. a second contact compact; 23. a multi-section hydraulic cylinder; 24. a first contact mechanism; 2401. a first loop bar; 2402. a second spring; 2403. a first contact electrode; 25. a second contact mechanism; 2501. a second loop bar; 2502. a third spring; 2503. an electromagnet; 2504. a second contact electrode.
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.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus are not to be construed as limiting the present invention, and furthermore, the terms "first", "second", "third", and the like are only used for descriptive purposes and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art will understand the specific meaning of the above terms in the present invention in specific situations.
Referring to fig. 1-5, the present invention provides a technical solution: a contact piece detection device with a multi-contact structure for detecting an automobile key comprises a device shell 1 and a connecting rod 15, wherein a first motor 2 is arranged at the lower end of the device shell 1, and the upper end of the inner lower wall of the equipment shell 1 is provided with a belt conveyor 3, a connecting rotating shaft 4 and a fixed loop bar 5 from left to right in sequence, the connecting rotating shaft 4 forms a rotating structure with the equipment shell 1 through a first motor 2, the connecting rotating shaft 4 and the workbench 6 are welded, the workbench 6 is rotated by the connecting rotating shaft 4 through a rotating structure formed between the first motor 2 and the equipment shell 1, thereby make equipment can rotate and last processing, be provided with three first contact briquetting 21 on the equipment simultaneously, make equipment can measure the contact on the car key body 11 simultaneously, make equipment can the multi-contact detection, improve equipment and contact detection speed on to the car key body 11.
Connect the upper end of pivot 4 and be connected with workstation 6, and the internally mounted of workstation 6 has second motor 7, swivel stand 8 passes through and constitutes revolution mechanic between second motor 7 and the workstation 6, and swivel stand 8 is provided with four around workstation 6, rely on swivel stand 8 to make swivel stand 8 rotate the upset through the revolution mechanic that constitutes between second motor 7 and the workstation 6, thereby can put belt conveyor 3 to the car key body 11 upset after detecting, thereby the equipment of being convenient for is collected car key body 11 after detecting.
One side of second motor 7 is connected with turntable 8, and the inside of turntable 8 is provided with first pressure sensor 9, first pressure sensor 9 with place for fixed connection between the board 10, and first pressure sensor 9 is symmetrical about the axis of placing board 10, detect placing the gravity on the board 10 through first pressure sensor 9, thereby can detect whether the inside of turntable 8 has placed car key body 11, make and place the top of board 10 and place car key body 11 when workstation 6 can rotate, thereby prevent not placing car key body 11 idle running on the equipment.
The upper end of first pressure sensor 9 is connected with places board 10, and place the upper end of board 10 and placed car key body 11, third motor 12 is installed to the upper end of fixed loop bar 5, and the inside of fixed loop bar 5 is connected with threaded rod 14 through bearing 13, the axis of third motor 12 coincides with the axis of threaded rod 14, and be threaded connection between connecting rod 15 and the threaded rod 14, connecting rod 15 is located one side of threaded rod 14, and the lower extreme of connecting rod 15 is connected with first spring 16, mounting panel 17 constitutes elastic construction through between first spring 16 and the connecting rod 15, and mounting panel 17 constitutes sliding construction through between guide rod 18 and the connecting rod 15, rely on mounting panel 17 can cushion first contact briquetting 21 and second contact briquetting 22 through the elastic construction that constitutes between first spring 16 and the connecting rod 15, prevent that too big pressure from damaging second pressure sensor 19 and third pressure sensor 20 when first contact briquetting 21 box second contact briquetting 22 extrudes The mounting plate 17 is positioned by means of the mounting plate 17 through a sliding structure between the guide bar 18 and the connecting rod 15.
The lower end of the first spring 16 is connected with a mounting plate 17, guide rods 18 are arranged on the left side and the right side of the mounting plate 17, the mounting plate 17 drives the lower end to be sequentially provided with a third pressure sensor 20 and a second pressure sensor 19 from the middle to the outside, the lower end of the second pressure sensor 19 is connected with a first contact pressing block 21, the lower end of the third pressure sensor 20 is connected with a second contact pressing block 22, the equipment shell 1 drives the lower end of the inner upper wall to be provided with a multi-section hydraulic cylinder 23, the lower end of the multi-section hydraulic cylinder 23 is provided with a first contact mechanism 24, the first contact mechanism 24 comprises a first sleeve rod 2401, a second spring 2402 and a first contact electrode 2403, the inner part of the first sleeve rod 2401 is provided with a second spring 2402, the lower end of the second spring 2402 is connected with a first contact electrode 2403, the first contact electrode 2403 forms an elastic telescopic structure with the first sleeve rod 2401 through the second spring 2402, and the central axis of the second spring, the front end of the first contact mechanism 24 is provided with a second contact mechanism 25, the second contact mechanism 25 comprises a second rod 2501, a third spring 2502, an electromagnet 2503 and a second contact electrode 2504, the third spring 2502 is not arranged on the second rod 2501, the electromagnet 2503 is arranged inside the third spring 2502, one side of the third spring 2502 is connected with the second contact electrode 2504, the second contact electrode 2504 forms an elastic telescopic structure with the second rod 2501 through the third spring 2502, the electromagnet 2503 is fixedly connected with the second rod 2501, the second contact electrode 2504 and the first contact electrode 2403 can be tightly contacted with a contact pad on the automobile key body 11 through the elastic structure formed between the second spring 2402 and the first rod 2401 and the elastic structure formed between the third spring 2502 and the second rod 2501 through the head forceps of the second contact electrode 2504, the stability of the measurement of the equipment is improved.
In summary, when the contact detecting device with the multi-contact structure for detecting the automobile key is used, a worker places the automobile key body 11 on the placing plate 10 inside the rotating table 8, the first pressure sensor 9 detects whether the automobile key body 11 is placed on the placing plate 10, after the automobile key body 11 is placed on the placing plate 10, the connecting shaft 4 drives the workbench 6 to rotate through the rotating structure formed between the first motor 2 and the device shell 1, then the third motor 12 is turned on to drive the threaded rod 14 to drive the connecting rod 15 in threaded connection with the threaded rod 14 to ascend and descend through the rotating structure formed between the bearing 13 and the fixed sleeve rod 5, so that the first contact pressing block 21 is in contact with the contact on the automobile key body 11, the second pressure sensor 19 detects the elastic force of the three contacts, and the third pressure sensor 20 and the first contact pressing block 21 can remove the inelastic pressure generated when the pressure is too large, the mounting plate 17 prevents the automobile key body 11 from being damaged by excessive pressure of the device through the first spring 16 and the elastic buffer structure formed between the guide rod 18 and the connecting rod 15, the first contact mechanism 24 and the second contact mechanism 25 are driven to press down by the multi-section hydraulic cylinder 23, the first contact electrode 2403 can be in close contact with a contact by virtue of the elastic telescopic structure formed between the second spring 2402 and the first sleeve rod 2401 by virtue of the first contact electrode 2403, the second contact electrode 2504 is popped up to be in contact with another contact by virtue of the elastic telescopic structure formed between the third spring 2502 and the second sleeve rod 2501 by virtue of the second contact electrode 2503, so that the conduction detection of equipment is realized by the equipment, after the equipment detection is finished, the detected automobile key body 11 is poured out and placed on the belt conveyor 3 to be conveyed away by the rotating platform 8 through a rotating structure formed between the second motor 7 and the workbench 6.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The utility model provides a car key detects with contact check out test set that has multicontact structure, includes equipment casing (1) and connecting rod (15), its characterized in that: the lower end of the equipment shell (1) is provided with a first motor (2), the upper end of the inner lower wall of the equipment shell (1) is sequentially provided with a belt conveyor (3), a connecting rotating shaft (4) and a fixed loop bar (5) from left to right, the upper end of the connecting rotating shaft (4) is connected with a workbench (6), a second motor (7) is arranged in the workbench (6), one side of the second motor (7) is connected with a rotating table (8), a first pressure sensor (9) is arranged in the rotating table (8), the upper end of the first pressure sensor (9) is connected with a placing plate (10), an automobile key body (11) is placed at the upper end of the placing plate (10), the upper end of the fixed loop bar (5) is provided with a third motor (12), and the inner part of the fixed loop bar (5) is connected with a threaded rod (14) through a bearing (13), the connecting rod (15) is positioned at one side of the threaded rod (14), the lower end of the connecting rod (15) is connected with a first spring (16), the lower end of the first spring (16) is connected with a mounting plate (17), and the left side and the right side of the mounting plate (17) are provided with guide rods (18), the mounting plate (17) drives the lower end to be sequentially provided with a third pressure sensor (20) and a second pressure sensor (19) from the middle to the outside, and the lower end of the second pressure sensor (19) is connected with a first contact pressing block (21), the lower end of the third pressure sensor (20) is connected with a second contact pressing block (22), the lower end of the upper wall inside the equipment shell (1) is driven by the equipment shell to be provided with a plurality of sections of hydraulic cylinders (23), and the lower end of the multi-section hydraulic cylinder (23) is provided with a first contact mechanism (24), the front end of the first contact mechanism (24) is provided with a second contact mechanism (25).
2. A contact detecting apparatus having a multi-contact structure for automobile key detection according to claim 1, wherein: connect pivot (4) and constitute revolution mechanic between through first motor (2) and equipment casing (1), and connect between pivot (4) and workstation (6) for the welding.
3. A contact detecting apparatus having a multi-contact structure for automobile key detection according to claim 1, wherein: the rotating table (8) forms a rotating structure with the workbench (6) through the second motor (7), and four rotating tables (8) are arranged around the workbench (6).
4. A contact detecting apparatus having a multi-contact structure for automobile key detection according to claim 1, wherein: the first pressure sensor (9) is fixedly connected with the placing plate (10), and the first pressure sensor (9) is symmetrical about the central axis of the placing plate (10).
5. A contact detecting apparatus having a multi-contact structure for automobile key detection according to claim 1, wherein: the central axis of the third motor (12) coincides with the central axis of the threaded rod (14), and the connecting rod (15) is in threaded connection with the threaded rod (14).
6. A contact detecting apparatus having a multi-contact structure for automobile key detection according to claim 1, wherein: the mounting plate (17) forms an elastic structure with the connecting rod (15) through the first spring (16), and the mounting plate (17) forms a sliding structure with the connecting rod (15) through the guide rod (18).
7. A contact detecting apparatus having a multi-contact structure for automobile key detection according to claim 1, wherein: the first contact mechanism (24) comprises a first sleeve rod (2401), a second spring (2402) and a first contact electrode (2403), the second spring (2402) is arranged inside the first sleeve rod (2401), and the lower end of the second spring (2402) is connected with the first contact electrode (2403).
8. A contact detecting device having a multi-contact structure for detecting a key of an automobile according to claim 7, wherein: the first contact electrode (2403) and the first sleeve rod (2401) form an elastic telescopic structure through the second spring (2402), and the central axis of the second spring (2402) is overlapped with the central axis of the first contact electrode (2403).
9. A contact detecting apparatus having a multi-contact structure for automobile key detection according to claim 1, wherein: the second contact mechanism (25) comprises a second loop bar (2501), a third spring (2502), an electromagnet (2503) and a second contact electrode (2504), the second loop bar (2501) is not provided with the third spring (2502), the electromagnet (2503) is arranged inside the third spring (2502), and one side of the third spring (2502) is connected with the second contact electrode (2504).
10. A contact detecting device having a multi-contact structure for detecting a key of an automobile according to claim 9, wherein: the second contact electrode (2504) forms an elastic telescopic structure with the second loop bar (2501) through a third spring (2502), and the electromagnet (2503) is fixedly connected with the second loop bar (2501).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011173536.5A CN112147541A (en) | 2020-10-28 | 2020-10-28 | Car key detects with contact check out test set who has multicontact structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011173536.5A CN112147541A (en) | 2020-10-28 | 2020-10-28 | Car key detects with contact check out test set who has multicontact structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112147541A true CN112147541A (en) | 2020-12-29 |
Family
ID=73953624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011173536.5A Withdrawn CN112147541A (en) | 2020-10-28 | 2020-10-28 | Car key detects with contact check out test set who has multicontact structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112147541A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112904928A (en) * | 2021-01-15 | 2021-06-04 | 深圳市汉清达科技有限公司 | Area shows tiny power control device that steps down convenient to clean equipment |
| CN113359011A (en) * | 2021-06-10 | 2021-09-07 | 深圳市华测半导体设备有限公司 | Analog integrated circuit test machine with self-detection function |
-
2020
- 2020-10-28 CN CN202011173536.5A patent/CN112147541A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112904928A (en) * | 2021-01-15 | 2021-06-04 | 深圳市汉清达科技有限公司 | Area shows tiny power control device that steps down convenient to clean equipment |
| CN112904928B (en) * | 2021-01-15 | 2022-06-10 | 深圳市汉清达科技有限公司 | Area shows tiny power control device that steps down convenient to clean equipment |
| CN113359011A (en) * | 2021-06-10 | 2021-09-07 | 深圳市华测半导体设备有限公司 | Analog integrated circuit test machine with self-detection function |
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Application publication date: 20201229 |