CN112114247B - Chip detection device - Google Patents
Chip detection device Download PDFInfo
- Publication number
- CN112114247B CN112114247B CN202011007131.4A CN202011007131A CN112114247B CN 112114247 B CN112114247 B CN 112114247B CN 202011007131 A CN202011007131 A CN 202011007131A CN 112114247 B CN112114247 B CN 112114247B
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- belt
- positioning
- rod
- groove
- workbench
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- 238000001514 detection method Methods 0.000 title claims abstract description 42
- 239000000428 dust Substances 0.000 claims abstract description 15
- 239000000523 sample Substances 0.000 claims description 17
- 238000005520 cutting process Methods 0.000 claims description 13
- 125000006850 spacer group Chemical group 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 5
- 230000002349 favourable effect Effects 0.000 abstract description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 5
- 235000017491 Bambusa tulda Nutrition 0.000 description 5
- 241001330002 Bambuseae Species 0.000 description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 5
- 239000011425 bamboo Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 206010063385 Intellectualisation Diseases 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- 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
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
- G01R31/2886—Features relating to contacting the IC under test, e.g. probe heads; chucks
- G01R31/2887—Features relating to contacting the IC under test, e.g. probe heads; chucks involving moving the probe head or the IC under test; docking stations
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automatic Assembly (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a chip detection device, which relates to the technical field of chip detection, and particularly relates to a chip detection device, which comprises a base and a placement seat, wherein a positioning plate is arranged in the base, a workbench is arranged above the positioning plate, supporting blocks are welded at the bottom of the workbench, clamping grooves are formed in the surfaces of the left side and the right side of the supporting blocks, positioning rods are arranged on the outer sides of the clamping grooves, clamping seats are connected to the outer sides of the positioning rods in a sliding manner, dust covers are arranged above the clamping seats, and turntables are arranged on the left side and the right side of the workbench. This chip detection device is provided with the locating plate, uses mutually supporting between locating plate and the supporting shoe, can fix a position the guide to the direction of movement of supporting shoe, and setting between belt and the pivot can be with the help of the rotation relation between the two, through pulling the belt, removes the supporting shoe, is convenient for take out the workstation from the dust cover like this to take out the chip that is detected, be favorable to preventing that the dust from falling into the inside of dust cover.
Description
Technical Field
The invention relates to the technical field of chip detection, in particular to a chip detection device.
Background
Along with the continuous progress of the present technology, the intellectualization also gradually enters life and production, the development progress of society is greatly promoted, the production of chips is not realized at the back of the technology and the intellectualization, different devices are used, and the chips are different, so that the chips are independent and special, and meanwhile, the chips are the core of a technology, so that the detection of the chips is very important, and the chips can be ensured to be normally used, and therefore, the chip detection device is an important link in the chip manufacture.
The existing chip detection has the defects that the operation is not flexible enough, the whole structure is obviously insufficient for fixing the chip, the chip detection is not accurate enough, in addition, the detection probe cannot be replaced in time, and the whole process does not belong to dust-free operation.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a chip detection device, which solves the problems that the prior chip detection in the background art is not flexible enough to operate in the use process, the whole structure is obviously insufficient to be fixed with the chip, the chip detection is not accurate enough, in addition, a detection probe cannot be replaced in time, and the whole process does not belong to dust-free operation.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a chip detection device, includes the base and places the seat, the internally mounted of base has the locating plate, and the top of locating plate settles there is the workstation, the bottom welding of workstation has the supporting shoe, and the left and right sides surface of supporting shoe is provided with the draw-in groove, the outside of draw-in groove is provided with the locating lever, and the outside sliding connection of locating lever has the cassette, the top of cassette is provided with the dust cover, the carousel is all installed to the left and right sides of workstation, and the top of carousel is settled there is branch, the top of branch is connected with folding movable rod, and the sleeve is installed to folding movable rod's bottom, the surface mounting of workstation has the disc, place the seat and be located the surface of disc.
Optionally, the surface of locating plate is including pivot, belt, perpendicular groove, spring and sill bar, and the surface of pivot is provided with the belt, perpendicular groove has been seted up in the left side of belt, and the inside in perpendicular groove is provided with spring and sill bar simultaneously.
Optionally, the rotating shaft and the belt are mutually matched to form a rotating structure, meanwhile, the bottom rod and the vertical groove are mutually matched to form a sliding structure, and the bottom rod and the supporting block are mutually connected.
Optionally, telescopic inside is including empty section of thick bamboo, screw rod, slide, preforming and detection probe, and the inside slide that is provided with in the left side of empty section of thick bamboo, the screw rod is installed to the upper end of slide, and the inside of slide is provided with the preforming, detection probe is installed to the bottom of empty section of thick bamboo.
Optionally, the upper end of the slideway is in threaded connection with the screw rod, and the external shape of the slideway is curved.
Optionally, the surface of the disc comprises a connecting belt and a motor, and the motor is arranged on the right side of the connecting belt.
Optionally, the motors are connected with the disc through a connecting belt, and the disc is provided with four groups in total relative to the center line of the workbench.
Optionally, place the surface of seat including cutting ferrule, recess, spacer, shifting chute, locating shaft, cardboard, plate frame and sheet rubber, and the bottom of cutting ferrule is provided with the recess, the spacer is all installed to the upper and lower both sides of cutting ferrule, and the surface of spacer is provided with the shifting chute, the surface of shifting chute is provided with the locating shaft, and the inboard of spacer is settled there is the cardboard, the inboard of cardboard is provided with the plate frame, and the inboard of plate frame is connected with the sheet rubber.
Optionally, the locating piece is connected with the movable groove through a locating shaft, and the locating piece is provided with four groups in total.
The invention provides a chip detection device, which has the following beneficial effects: .
1. This chip detection device is provided with the locating plate, uses mutually supporting between locating plate and the supporting shoe, can fix a position the guide to the direction of movement of supporting shoe, and setting between belt and the pivot can be with the help of the rotation relation between the two, through pulling the belt, removes the supporting shoe, is convenient for take out the workstation from the dust cover like this to take out the chip that is detected, be favorable to preventing that the dust from falling into the inside of dust cover.
2. This chip detection device is provided with the sleeve, uses mutually supporting between sleeve and the empty section of thick bamboo, through the helicitic texture, is convenient for take off the empty section of thick bamboo, and then places the detection probe, and the setting of screw rod can promote the preforming downwards, makes the preforming can remove along curved slideway to push down the detection probe, avoid the probe to retract.
3. This chip detection device is provided with the disc, is favorable to the installation to place the seat, is provided with four groups of discs altogether, can detect four groups of chips simultaneously, greatly increased chip detection's work efficiency, in addition, all bring each other's connection through the connection between four groups of discs, is favorable to the motor to drive the disc simultaneously and rotates, is convenient for adjust the position of disc, can detect the chip from different positions.
4. This chip detection device is provided with places the seat, can put into the chip in proper order and place the seat on, and the testing process also can be on placing the seat, and the setting of cutting ferrule can block fixedly to two sets of cardboard about, avoids the cardboard to remove, helps the cardboard location, and the setting of recess can increase the flexibility of cutting ferrule, is convenient for the removal of cutting ferrule, is provided with the bezel on the cardboard, bezel and sheet rubber interconnect, through the extrusion back, the bezel can carry out the upper and lower centre gripping, and the sheet rubber of indent can be through continuous extrusion, and continuously inwards crooked to control the centre gripping.
5. This chip detection device is provided with places the seat, places the setting of locating plate on the seat, can promote the cardboard, and the cardboard of being convenient for impels to inboard, and the setting of locating shaft mutually supports with the movable groove, both can be through the sliding adjustment locating plate with place the area of contact between the seat, again can be through rotating, adjust the direction of locating plate, greatly increased the flexibility of locating plate.
Drawings
FIG. 1 is a schematic diagram of a front view structure of the present invention;
FIG. 2 is a schematic view of the surface structure of the workbench according to the invention;
FIG. 3 is a schematic side view of a positioning plate according to the present invention;
FIG. 4 is a schematic view of the surface structure of the placement base of the present invention;
fig. 5 is a schematic structural view of the sleeve according to the present invention.
In the figure: 1. a base; 2. a positioning plate; 201. a rotating shaft; 202. a belt; 203. a vertical groove; 204. a spring; 205. a bottom bar; 3. a work table; 4. a support block; 5. a clamping groove; 6. a positioning rod; 7. a clamping seat; 8. a dust cover; 9. a turntable; 10. a support rod; 11. folding the movable rod; 12. a sleeve; 1201. an empty cylinder; 1202. a screw; 1203. a slideway; 1204. tabletting; 1205. detecting a probe; 13. a disc; 1301. a connecting belt; 1302. a motor; 14. a placement seat; 1401. a cutting sleeve; 1402. a groove; 1403. a positioning sheet; 1404. a moving groove; 1405. positioning a shaft; 1406. a clamping plate; 1407. a plate frame; 1408. a rubber sheet.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1 to 5, the present invention provides a technical solution: the utility model provides a chip detection device, including base 1 and placing seat 14, the internally mounted of base 1 has locating plate 2, and the top of locating plate 2 is settled there is workstation 3, the bottom welding of workstation 3 has supporting shoe 4, and the left and right sides surface of supporting shoe 4 is provided with draw-in groove 5, the outside of draw-in groove 5 is provided with locating lever 6, and the outside sliding connection of locating lever 6 has cassette 7, the top of cassette 7 is provided with dust cover 8, carousel 9 is all installed to the left and right sides of workstation 3, and branch 10 is settled to the top of carousel 9, the top of branch 10 is connected with folding movable rod 11, and sleeve 12 is installed to folding movable rod 11's bottom, the surface mounting of workstation 3 has disc 13, place the surface that seat 14 is located disc 13.
In the invention, further, the surface of the positioning plate 2 comprises a rotating shaft 201, a belt 202, a vertical groove 203, a spring 204 and a bottom rod 205, wherein the belt 202 is arranged on the surface of the rotating shaft 201, the vertical groove 203 is arranged on the left side of the belt 202, and the spring 204 and the bottom rod 205 are simultaneously arranged in the vertical groove 203; the locating plate 2 and the supporting block 4 are matched with each other for use, so that the moving direction of the supporting block 4 can be located and guided.
Further, the rotating shaft 201 and the belt 202 are mutually matched to form a rotating structure, meanwhile, the bottom rod 205 and the vertical groove 203 are mutually matched to form a sliding structure, and the bottom rod 205 and the supporting block 4 are mutually connected; the arrangement between the belt 202 and the rotating shaft 201 can move the supporting block 4 by pulling the belt 202 by means of the rotation relationship between the belt 202 and the rotating shaft, so that the workbench 3 is conveniently taken out of the dust cover 8, and the detected chip is taken out, thereby being beneficial to preventing dust from falling into the dust cover 8.
Further, the interior of the sleeve 12 comprises a hollow cylinder 1201, a screw 1202, a slideway 1203, a pressing sheet 1204 and a detection probe 1205, wherein the slideway 1203 is arranged in the left side of the hollow cylinder 1201, the screw 1202 is arranged at the upper end of the slideway 1203, the pressing sheet 1204 is arranged in the slideway 1203, and the detection probe 1205 is arranged at the bottom of the hollow cylinder 1201; the sleeve 12 and the hollow cylinder 1201 are matched with each other, and the hollow cylinder 1201 is conveniently removed through a threaded structure, so that the detection probe 1205 is placed.
Further, the upper end of the slideway 1203 is in threaded connection with the screw 1202, and the external shape of the slideway 1203 is curved; the screw 1202 is configured to push the press plate 1204 downward, so that the press plate 1204 can move along the curved slideway 1203, thereby pressing the detection probe 1205 and avoiding probe retraction.
Further, the surface of the disc 13 includes a connection band 1301 and a motor 1302, and the motor 1302 is installed on the right side of the connection band 1301; do benefit to the installation and place seat 14, be provided with four sets of discs 13 altogether, can detect four sets of chips simultaneously, greatly increased chip detection's work efficiency.
Further, the motors 1302 are connected to each other through the connection belt 1301 and the disks 13, and the disks 13 are provided with four groups in total with respect to the center line of the table 3; the four groups of discs 13 are connected with each other through the connecting belt 1301, so that the motor 1302 is beneficial to simultaneously drive the discs 13 to rotate, the orientation of the discs 13 is convenient to adjust, and the chip can be detected from different orientations.
Further, the surface of the placing seat 14 comprises a clamping sleeve 1401, a groove 1402, a positioning piece 1403, a moving groove 1404, a positioning shaft 1405, a clamping plate 1406, a plate frame 1407 and a rubber sheet 1408, the bottom of the clamping sleeve 1401 is provided with the groove 1402, the positioning piece 1403 is installed on the upper side and the lower side of the clamping sleeve 1401, the surface of the positioning piece 1403 is provided with the moving groove 1404, the surface of the moving groove 1404 is provided with the positioning shaft 1405, the clamping plate 1406 is arranged on the inner side of the positioning piece 1403, the plate frame 1407 is arranged on the inner side of the clamping plate 1406, and the rubber sheet 1408 is connected on the inner side of the plate frame 1407; can put into the chip in proper order and place on the seat 14, the testing process also can be on placing the seat 14, the setting of cutting ferrule 1401, can block fixedly to two sets of cardboard 1406 from top to bottom, avoid cardboard 1406 to remove, help cardboard 1406 location, the setting of recess 1402 can increase the flexibility of cutting ferrule 1401, the removal of cutting ferrule 1401 of being convenient for is provided with bezel 1407 on the cardboard 1406, bezel 1407 and sheet rubber 1408 interconnect, through the extrusion back, bezel 1407 can carry out the centre gripping from top to bottom, and the sheet rubber 1408 of indent can be through continuous extrusion, and continuously inwards crooked, thereby control the centre gripping.
Further, the positioning piece 1403 is connected with the moving groove 1404 through the positioning shaft 1405, and the positioning piece 1403 is provided with four groups in total; the setting of setting up of setting piece 1403 on placing seat 14 can promote the cardboard 1406, and the cardboard 1406 of being convenient for impels inboard, and the setting of locating shaft 1405 mutually supports with the movable groove 1404, both can adjust setting piece 1403 and place the area of contact between the seat 14 through the slip, can also adjust the direction of setting piece 1403 through rotating, greatly increased the flexibility of setting piece 1403.
In summary, when the chip detection device is used, firstly, the rotation relationship between the rotation shaft 201 and the belt 202 is utilized, the rotation shaft 201 below is rotated clockwise, then the workbench 3 is lowered from above, then chips are sequentially placed on the placement seat 14 on the workbench 3, secondly, firstly, the positioning shaft 1405 is utilized to rotate the positioning piece 1403, the positioning piece 1403 is vertical to the clamping plate 1406, then the positioning piece 1403 is moved inwards by utilizing the sliding relationship between the positioning piece and the moving groove 1404, so as to push the clamping plate 1406 to move inwards, then the plate frame 1407 clamps the upper side and the lower side of the chips, meanwhile, the rubber piece 1408 is pressed inwards to abut against the left side and the right side of the chips, so that the clamping and fixing of the chips are completed, then, the rotation shaft 201 is rotated anticlockwise, the workbench 3 is returned to the dust cover 8 above, the chips are detected by using the detection probe 1205, and according to the requirement, the disc 13 is driven to rotate by the connecting belt 1301, the direction of the placement seat 14 is adjusted, finally, the detection piece 1403 is pushed inwards by utilizing the sliding relationship between the sleeve 12 and the moving groove 1404, the screw 1203 is replaced, the detection piece is pushed inwards, and the probe is replaced by the screw 1203, and the screw is not replaced by the screw 1203, so that the screw is replaced.
The present invention is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present invention and the inventive concept thereof, can be replaced or changed within the scope of the present invention.
Claims (5)
1. Chip detection device, including base (1) and placing seat (14), its characterized in that: the novel automatic folding device is characterized in that a positioning plate (2) is arranged in the base (1), a workbench (3) is arranged above the positioning plate (2), a supporting block (4) is welded at the bottom of the workbench (3), clamping grooves (5) are formed in the surfaces of the left side and the right side of the supporting block (4), a positioning rod (6) is arranged on the outer side of the clamping groove (5), a clamping seat (7) is slidably connected to the outer side of the positioning rod (6), a dust cover (8) is arranged above the clamping seat (7), turntables (9) are arranged on the left side and the right side of the workbench (3), a supporting rod (10) is arranged above the turntables (9), a folding movable rod (11) is connected to the top end of the supporting rod (10), a sleeve (12) is arranged at the bottom end of the folding movable rod (11), a disc (13) is arranged on the surface of the workbench (3), and a placing seat (14) is located on the surface of the disc (13).
The surface of the positioning plate (2) comprises a rotating shaft (201), a belt (202), a vertical groove (203), a spring (204) and a bottom rod (205), the belt (202) is arranged on the surface of the rotating shaft (201), the vertical groove (203) is formed in the left side of the belt (202), and the spring (204) and the bottom rod (205) are simultaneously arranged in the vertical groove (203);
the rotating shaft (201) and the belt (202) are matched with each other to form a rotating structure, the bottom rod (205) and the vertical groove (203) are matched with each other to form a sliding structure, and the bottom rod (205) and the supporting block (4) are connected with each other;
the inside of the sleeve (12) comprises an empty cylinder (1201), a screw (1202), a slide way (1203), a pressing piece (1204) and a detection probe (1205), the slide way (1203) is arranged in the left side of the empty cylinder (1201), the screw (1202) is arranged at the upper end of the slide way (1203), the pressing piece (1204) is arranged in the slide way (1203), and the detection probe (1205) is arranged at the bottom of the empty cylinder (1201);
place the surface of seat (14) including cutting ferrule (1401), recess (1402), spacer (1403), remove groove (1404), locating shaft (1405), cardboard (1406), bezel (1407) and sheet rubber (1408), and the bottom of cutting ferrule (1401) is provided with recess (1402), spacer (1403) are all installed to the upper and lower both sides of cutting ferrule (1401), and the surface of spacer (1403) is provided with removes groove (1404), the surface of removing groove (1404) is provided with locating shaft (1405), and the inboard of spacer (1403) is settled there is cardboard (1406), the inboard of cardboard (1406) is provided with bezel (1407), and the inboard of bezel (1407) is connected with sheet rubber (1408).
2. The chip testing device of claim 1, wherein: the upper end of the slideway (1203) is in threaded connection with the screw (1202), and the external shape of the slideway (1203) is curved.
3. The chip testing device of claim 1, wherein: the surface of the disc (13) comprises a connecting belt (1301) and a motor (1302), and the motor (1302) is arranged on the right side of the connecting belt (1301).
4. A chip testing device according to claim 3, wherein: the motors (1302) are connected with the discs (13) through connecting belts (1301), and the discs (13) are arranged in four groups on the center line of the workbench (3).
5. The chip testing device of claim 1, wherein: the positioning piece (1403) is connected with the moving groove (1404) through a positioning shaft (1405), and four groups of positioning pieces (1403) are arranged in total.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011007131.4A CN112114247B (en) | 2020-09-23 | 2020-09-23 | Chip detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011007131.4A CN112114247B (en) | 2020-09-23 | 2020-09-23 | Chip detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112114247A CN112114247A (en) | 2020-12-22 |
| CN112114247B true CN112114247B (en) | 2024-03-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011007131.4A Active CN112114247B (en) | 2020-09-23 | 2020-09-23 | Chip detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112114247B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR200318492Y1 (en) * | 2003-04-04 | 2003-06-28 | 리노공업주식회사 | socket device for testing of chip |
| DE212018000036U1 (en) * | 2018-09-13 | 2018-10-24 | Taicang Denasen Mechanical & Electrical Engineering Co., Ltd. | Electrical test device for printed circuit boards |
| CN209280864U (en) * | 2018-10-08 | 2019-08-20 | 盐城盈信通科技有限公司 | A kind of electronic chip detection device |
| CN209342775U (en) * | 2018-12-20 | 2019-09-03 | 深圳市深超新能源科技有限公司 | A kind of detection device of the lithium battery convenient for quickly fixing |
| CN209342863U (en) * | 2018-11-01 | 2019-09-03 | 广州树阳电子科技有限公司 | A kind of IC chip adhesion detection device |
| CN110824334A (en) * | 2019-09-30 | 2020-02-21 | 福州昶永禾机械有限公司 | PCB detection jig with positioning function |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070152654A1 (en) * | 2001-05-14 | 2007-07-05 | Herbert Tsai | Integrated circuit (IC) transporting device for IC probe apparatus |
-
2020
- 2020-09-23 CN CN202011007131.4A patent/CN112114247B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200318492Y1 (en) * | 2003-04-04 | 2003-06-28 | 리노공업주식회사 | socket device for testing of chip |
| DE212018000036U1 (en) * | 2018-09-13 | 2018-10-24 | Taicang Denasen Mechanical & Electrical Engineering Co., Ltd. | Electrical test device for printed circuit boards |
| CN209280864U (en) * | 2018-10-08 | 2019-08-20 | 盐城盈信通科技有限公司 | A kind of electronic chip detection device |
| CN209342863U (en) * | 2018-11-01 | 2019-09-03 | 广州树阳电子科技有限公司 | A kind of IC chip adhesion detection device |
| CN209342775U (en) * | 2018-12-20 | 2019-09-03 | 深圳市深超新能源科技有限公司 | A kind of detection device of the lithium battery convenient for quickly fixing |
| CN110824334A (en) * | 2019-09-30 | 2020-02-21 | 福州昶永禾机械有限公司 | PCB detection jig with positioning function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112114247A (en) | 2020-12-22 |
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