CN218938416U - Electric performance test fixture for processing surface mount diode - Google Patents
Electric performance test fixture for processing surface mount diode Download PDFInfo
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- CN218938416U CN218938416U CN202220643985.XU CN202220643985U CN218938416U CN 218938416 U CN218938416 U CN 218938416U CN 202220643985 U CN202220643985 U CN 202220643985U CN 218938416 U CN218938416 U CN 218938416U
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Abstract
The utility model relates to the technical field of novel testing tools for diodes, in particular to an electric performance testing tool for processing a patch diode, which comprises a fixed mounting table, a limiting placing plate, a lifting device and a positioning pressing mechanism, wherein the fixed mounting table is arranged on the fixed mounting table; the fixed mounting table is horizontally arranged; the limiting placing plate is horizontally arranged and fixedly connected with the top of the fixed mounting table; the lifting device is fixedly arranged at the side part of the fixed mounting table, and the working end of the lifting device extends vertically upwards; the positioning and pressing mechanism is horizontally arranged right above the limiting placing plate and is fixedly connected with the lifting device. The application can be used for rapidly fixing a plurality of patch diodes for electrical property test, and the detection efficiency is effectively improved.
Description
Technical Field
The utility model relates to the technical field of novel testing tools for diodes, in particular to an electrical performance testing tool for processing a patch diode.
Background
Along with the social development, the competition of enterprises is increasingly vigorous, the improvement of product quality and the energy saving and consumption reduction are becoming the key points of enterprise innovation, at present, the application of the glass-sealed patch diode is relatively wide, the production scale of the glass-sealed patch diode is gradually enlarged, and in order to ensure the production qualification of the glass-sealed patch diode, the qualification detection work of the glass-sealed patch diode is required to be carried out by combining with a test fixture using electrical properties, so that the safety and the stability of the subsequent use work of the glass-sealed patch diode are ensured.
The conventional test tool for testing the glass-sealed patch diode in the market at present is a test pen, and the glass-sealed patch diode is mostly rectangular and has smaller size, so that the diameter of the tip of the test pen is also smaller, and meanwhile, the hand of a worker is easy to slightly shake, so that the inaccuracy of a test result is very easy to cause when the worker uses the test pen to detect the electrical performance of the glass-sealed patch diode; conventional test fixture in the present market can not carry out convenient stable location centre gripping work to a plurality of test glass envelope paster diodes simultaneously in the course of the work, and then can not guarantee follow-up electrical property test work's high efficiency and stability, and the practicality is relatively poor.
Chinese patent CN202122435121.7 discloses a test fixture for detecting electrical properties of a glass-sealed patch diode, comprising a fixed base and an electrical property test instrument, wherein a workbench is welded and fixed on the fixed base, a clamping and positioning assembly and an adjusting and detecting assembly are mounted on the top end surface of the workbench, the adjusting and detecting assembly is connected on a fixed plate, the bottom end of the fixed plate is welded and fixed on the top end surface of the workbench, and the electrical property test instrument is mounted on the top end surface of the workbench by bolts; the first connecting blocks and the second connecting blocks on two sides can be driven to move towards the middle or two sides simultaneously through rotation of the first transmission belt, and a plurality of glass-sealed patch diodes can be simultaneously connected with the corresponding connecting plates and the clamping plates.
The above-mentioned scheme can stabilize centre gripping paster diode, but fixed operation step is loaded down with trivial details, influences detection efficiency, so needs an electric performance test fixture that paster diode processing was used to solve above-mentioned problem.
Disclosure of Invention
Based on this, it is necessary to provide an electrical performance testing tool for processing a chip diode, aiming at the problems in the prior art. The application can be used for rapidly fixing a plurality of patch diodes for electrical property test, and the detection efficiency is effectively improved.
In order to solve the problems in the prior art, the utility model adopts the following technical scheme:
an electric performance testing tool for processing a patch diode comprises a fixed mounting table, a limiting placement plate, a lifting device and a positioning pressing mechanism; the fixed mounting table is horizontally arranged; the limiting placing plate is horizontally arranged and fixedly connected with the top of the fixed mounting table; the lifting device is fixedly arranged at the side part of the fixed mounting table, and the working end of the lifting device extends vertically upwards; the positioning and pressing mechanism is horizontally arranged right above the limiting placing plate and is fixedly connected with the lifting device.
Preferably, the top of the fixed mounting table is provided with a limiting clamping groove, the shape of the limiting clamping groove is matched with that of the limiting placing plate, a plurality of internal thread holes are formed in the limiting clamping groove, and a plurality of storage rails are further arranged in the fixed mounting table.
Preferably, the limiting placing plate is in a horizontal plate shape, a plurality of limiting placing grooves are formed in the top of the limiting placing plate and are uniformly distributed, a plurality of mounting grooves are further formed in the top of the limiting placing plate, through holes are formed in the mounting grooves, and grooves are formed in two sides of the limiting placing plate.
Preferably, the lifting device comprises a mounting frame, a linear driver, a connecting plate, a sliding sleeve and a guide post; the mounting frame is fixedly arranged on the side part of the fixed mounting table; the sliding sleeve is provided with a plurality of sliding sleeves and is fixedly arranged on the mounting frame; the guide posts are provided with a plurality of guide posts and are uniformly distributed on the sliding sleeve, and one end of each guide post is fixedly connected with the connecting plate; the linear driver is fixedly arranged on the mounting frame, and the output end of the linear driver is fixedly connected with the connecting plate.
Preferably, the positioning and pressing mechanism comprises a test needle mounting plate, a pressing plate, a limiting slide rod and a spring; the test needle mounting plate is horizontally arranged and fixedly arranged on the side part of the connecting plate; the pressing plate is arranged right below the test needle mounting plate; the limiting slide bars are provided with a plurality of limiting slide bars and are distributed on the pressing plate, one end of each limiting slide bar is fixedly connected with the pressing plate, and one end of each limiting slide bar, which is far away from the pressing plate, is in sliding connection with the test needle mounting plate; the spring is equipped with the several and evenly distributed limit slide bar is last, and the one end of spring is contradicted with the butt clamp plate, and the one end that the spring kept away from the low pressure board is contradicted with the test needle mounting panel.
Preferably, the test needle mounting plate is in a horizontal plate shape, a mounting rail is arranged on the test needle mounting plate, a plurality of test needle mounting holes are formed in the mounting rail, and a limiting plate is arranged in the mounting rail and is in sliding connection with the mounting rail.
Preferably, the pressing plate is in a horizontal plate shape, an elastic pressing layer is arranged at the bottom of the pressing plate, and a plurality of test needle perforations are formed in the pressing plate and the elastic pressing layer.
Compared with the prior art, the beneficial effect that this application had is:
1. the application places a plurality of patch diodes in proper order on spacing placing the board through the staff, spacing placing the board with the patch diode guide location put, place the patch diode staff both hands and keep away from spacing placing the board place the region, control elevating gear drives the location and supports the pressure mechanism and descend, the location supports the pressure mechanism decline and the spacing patch diode upper end of placing on the board and contradict, fix the patch diode location, the location supports the pressure mechanism and drives spring test needle and patch diode test end conflict simultaneously, electrical property test equipment passes through spring test to the patch diode test. The application can be used for rapidly fixing a plurality of patch diodes for electrical property test, and the detection efficiency is effectively improved.
2. The application is spacing through spacing paster diode position of putting of several spacing standing groove on the board of placing, the mounting groove cooperation through-hole of spacing board of placing be convenient for the bolt pass with fixed mounting platform's internal thread connection, the recess of spacing board both sides of placing be convenient for the staff installation or dismantle spacing board of placing, can effectually fix a position paster diode position through the spacing several spacing standing groove on the board of placing.
3. The application places the paster diode at spacing board of placing through the staff, and the staff both hands keep away from spacing board of placing area, and linear actuator is preferably long-axis cylinder, and long-axis cylinder drives the connecting plate and descends, and sliding sleeve and guide pillar cooperation drive the connecting plate and stably descend, drive the location when the connecting plate descends and support the press mechanism and descend, and the location supports the press mechanism and descends and place the paster diode on the board and contradict fixedly with spacing. The long shaft cylinder drives the pressing-down device to effectively save manpower.
4. When this application generally needs installation spring test needle, the limiting plate on the test needle mounting panel is opened to the staff, installs the spring test needle in appointed test needle mounting hole according to paster diode's position, and spring test needle installs the position of the mounting rail of finishing mounting test needle mounting panel with the limiting plate, and the limiting plate is contradicted with the test needle bottom and is avoided the spring test needle to break away from. The test needle positions can be effectively and accurately installed through the test needle installation holes.
5. The utility model provides a place the board at spacing through the staff with paster diode, the staff both hands keep away from spacing place the board place the region, the major axis cylinder drives the connecting plate and descends, the connecting plate drives the test needle mounting panel and descends, the test needle mounting panel promotes through spacing slide bar and spring cooperation and supports the clamp plate and descend, the elasticity of supporting the clamp plate supports the layer and contradicts with paster diode top, the elasticity supports the layer and press fixedly with elasticity, the test needle mounting panel continues to descend and drives the spring shrink, the test needle mounting panel drives the spring test needle and passes the test needle perforation that supports the clamp plate and contradicts with paster diode's test end, electrical property test equipment passes through the spring test to the test of paster diode. The elastic propping layer is propped against the patch diode, so that the patch diode position can be effectively fixed, and meanwhile, the pressure injury is avoided.
Drawings
FIG. 1 is a perspective view of the present application;
FIG. 2 is a front view of the present application;
FIG. 3 is a perspective view of the mounting table of the present application;
FIG. 4 is a perspective view of the spacing plate of the present application;
FIG. 5 is a perspective view of the lifting device of the present application;
FIG. 6 is a perspective view of the positioning and pressing mechanism of the present application;
FIG. 7 is a disassembled view of the test needle mounting plate of the present application;
fig. 8 is a perspective view of the pressing plate of the present application.
The reference numerals in the figures are:
a1-a patch diode;
a2-spring test needle;
1-fixing an installation table; 1a, limiting clamping grooves; 1 b-an internally threaded bore; 1 c-storage rail;
2-limiting the placement plate; 2 a-a limit placing groove; 2 b-mounting slots; 2 c-grooves;
3-lifting device; 3 a-a mounting frame; 3 b-linear drive; 3 c-sliding sleeve; 3 d-guide posts; 3 e-connecting plates;
4-positioning and pressing mechanisms; 4 a-a test pin mounting plate; 4a 1-mounting rails; 4a 2-test needle mounting holes; 4a 3-limiting plates; 4 b-pressing plate; 4b 1-an elastic pressing layer; 4b 2-test needle perforation; 4c, limiting the slide bar; 4 d-spring.
Detailed Description
The utility model will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the utility model and the specific objects and functions achieved.
As shown in fig. 1 to 8, the present application provides:
an electric performance testing tool for processing a patch diode comprises a fixed mounting table 1, a limiting placement plate 2, a lifting device 3 and a positioning pressing mechanism 4; the fixed mounting table 1 is horizontally arranged; the limiting placing plate 2 is horizontally arranged, and the limiting placing plate 2 is fixedly connected with the top of the fixed mounting table 1; the lifting device 3 is fixedly arranged at the side part of the fixed mounting table 1, and the working end of the lifting device 3 extends vertically upwards; the positioning and pressing mechanism 4 is horizontally arranged right above the limiting placing plate 2, and the positioning and pressing mechanism 4 is fixedly connected with the lifting device 3.
Based on the above embodiments, the technical problem to be solved in the present application is to rapidly fix a plurality of patch diodes for electrical performance testing. For this reason, this application places a plurality of paster diodes in proper order on spacing board 2 through the staff, spacing board 2 is placed to the location of placing with the paster diode guide, place the paster diode staff both hands and keep away from spacing area of placing of board 2, control elevating gear 3 drive location and support press mechanism 4 decline, location support press mechanism 4 decline and spacing the paster diode upper end conflict of placing on board 2, fix the paster diode location, location support press mechanism 4 drives spring test needle and the conflict of paster diode test end simultaneously, electrical property test equipment passes through spring test to the paster diode test. The application can be used for rapidly fixing a plurality of patch diodes for electrical property test, and the detection efficiency is effectively improved.
Further, as shown in fig. 3:
the top of the fixed mounting table 1 is provided with a limit clamping groove 1a, the limit clamping groove 1a is matched with the limit placing plate 2 in shape, a plurality of internal thread holes 1b are formed in the limit clamping groove 1a, and a plurality of storage rails 1c are further arranged in the mounting table.
Based on the above embodiment, the technical problem that this application wants to solve is that the spacing board 2 of placing is installed to spacing being convenient for. For this reason, this application is used for the spacing board 2 of placing of joint through spacing joint groove 1a at fixed mounting platform 1 top, and internal thread hole 1b is used for the fixed spacing board 2 of placing of cooperation bolt locking for the inside storage rail 1c of mount table for the board 2 is placed in the spacing of storing different models is convenient for change and uses. The position of the plate 2 is effectively fixed and limited by the fixed mounting table 1.
Further, as shown in fig. 4:
the limiting placement plate 2 is in a horizontal plate shape, a plurality of limiting placement grooves 2a are formed in the top of the limiting placement plate 2 and are uniformly distributed, a plurality of mounting grooves 2b are further formed in the top of the limiting placement plate 2, through holes are formed in the mounting grooves 2b, and grooves 2c are formed in two sides of the limiting placement plate 2.
Based on the above embodiment, the technical problem to be solved by the application is to limit and put the patch diode. For this reason, this application is spacing through spacing the placing plate 2 on the spacing placing plate 2 the several spacing placing groove 2a put paster diode position, and the mounting groove 2b cooperation through-hole of spacing placing plate 2 is convenient for the bolt pass with the internal thread connection of fixed mounting platform 1, and the recess 2c of spacing placing plate 2 both sides is convenient for the staff to install or dismantle spacing placing plate 2, through spacing placing plate 2 on the several spacing placing groove 2a can effectually fix a position paster diode position.
Further, as shown in fig. 5:
the lifting device 3 comprises a mounting frame 3a, a linear driver 3b, a connecting plate 3e, a sliding sleeve 3c and a guide post 3d; the mounting frame 3a is fixedly arranged on the side part of the fixed mounting table 1; the sliding sleeve 3c is provided with a plurality of sliding sleeves and is fixedly arranged on the mounting frame 3 a; the guide posts 3d are provided with a plurality of guide posts and are uniformly distributed on the sliding sleeve 3c, and one end of each guide post 3d is fixedly connected with the connecting plate 3 e; the linear driver 3b is fixedly mounted on the mounting frame 3a, and the output end of the linear driver 3b is fixedly connected with the connecting plate 3 e.
Based on the above embodiment, the technical problem that this application wants to solve is to drive the location to press mechanism 4 to descend and the spacing paster diode on placing board 2 to contradict fixedly. For this reason, this application places the board 2 at spacing through the staff with the paster diode, and the staff both hands are kept away from spacing and are placed the region of placing of board 2, and linear actuator 3b is preferably long-axis cylinder, and long-axis cylinder drives connecting plate 3e and descends, and sliding sleeve 3c and guide pillar 3d cooperation drive connecting plate 3e and descend steadily, and the connecting plate 3e drives the location when descending and supports pressing mechanism 4 and descend, and the location supports pressing mechanism 4 descends and the spacing paster diode on placing board 2 to contradict fixedly.
Further, as shown in fig. 6:
the positioning and pressing mechanism 4 comprises a test needle mounting plate 4a, a pressing plate 4b, a limiting slide rod 4c and a spring 4d; the test needle mounting plate 4a is horizontally arranged, and the test needle mounting plate 4a is fixedly arranged on the side part of the connecting plate 3 e; the pressing plate 4b is arranged right below the test needle mounting plate 4 a; the limiting slide bars 4c are provided with a plurality of limiting slide bars and are distributed on the pressing plate 4b, one end of each limiting slide bar 4c is fixedly connected with the pressing plate 4b, and one end of each limiting slide bar 4c, which is far away from the pressing plate 4b, is in sliding connection with the test needle mounting plate 4 a; the springs 4d are provided with a plurality of limiting rods which are uniformly distributed, one ends of the springs 4d are abutted against the pressing plate 4b, and one ends of the springs 4d, which are far away from the low-pressure plate, are abutted against the test needle mounting plate 4 a.
Based on the above embodiment, the technical problem that this application wants to solve is to locate the low pressure spacing paster diode of placing on the board 2, drives spring test needle and paster diode's test end simultaneously and contradicts. For this reason, this application is through test needle mounting panel 4a installation spring test needle, the staff places the paster diode at spacing place board 2, the staff both hands are kept away from spacing place board 2 place the region, long-axis cylinder drives connecting plate 3e and descends, connecting plate 3e drives test needle mounting panel 4a and descends, test needle mounting panel 4a pushes up clamp plate 4b through spacing slide bar 4c and spring 4d cooperation and descends, clamp plate 4b and paster diode top conflict, clamp plate 4b stops to remove, test needle mounting panel 4a continues to descend and drives spring 4d shrink, test needle mounting panel 4a drives spring test needle and paster diode's test end conflict, electrical property test equipment passes through the spring test to the paster diode test.
Further, as shown in fig. 7:
the test needle mounting plate 4a is in a horizontal plate shape, the test needle mounting plate 4a is provided with a mounting rail 4a1, a plurality of test needle mounting holes 4a2 are formed in the mounting rail 4a1, a limiting plate 4a3 is arranged in the mounting rail 4a1, and the limiting plate 4a3 is in sliding connection with the mounting rail 4a 1.
Based on the above embodiments, the technical problem to be solved by the present application is to facilitate the installation of a plurality of spring test needles. Therefore, when the spring test needle is required to be installed, a worker opens the limiting plate 4a3 on the test needle mounting plate 4a, installs the spring test needle into the designated test needle mounting hole 4a2 according to the position of the patch diode, and the spring test needle is installed to the position of the mounting rail 4a1 of the test needle mounting plate 4a by installing the limiting plate 4a3, and the limiting plate 4a3 is abutted against the bottom of the test needle to prevent the spring test needle from being separated. The test needle positions can be effectively and accurately mounted through a plurality of test needle mounting holes 4a 2.
Further, as shown in fig. 8:
the pressing plate 4b is in a horizontal plate shape, an elastic pressing layer 4b1 is arranged at the bottom of the pressing plate 4b, and a plurality of test needle perforations 4b2 are arranged on the pressing plate 4b and the elastic pressing layer 4b 1.
Based on the above embodiments, the technical problem to be solved by the present application is to position and press the patch diode. For this reason, this application places the paster diode at spacing board 2 of placing through the staff, the staff both hands keep away from spacing board 2 of placing area, long-axis cylinder drives connecting plate 3e and descends, connecting plate 3e drives test needle mounting panel 4a and descends, test needle mounting panel 4a pushes down through spacing slide bar 4c and spring 4d cooperation and supports clamp plate 4b and descends, the elasticity of support clamp plate 4b supports the layer 4b1 and supports the top conflict of paster diode, elasticity supports the layer 4b1 and presses down elasticity and fix, test needle mounting panel 4a continues to descend and drives the shrink of spring 4d, test needle mounting panel 4a drives the test needle perforation 4b2 that the spring test needle passed support clamp plate 4b and supports with paster diode's test end, electric property test equipment passes through the spring test to the test of paster diode. Through elasticity support layer 4b1 and the pressure of paster diode support, can effectually fix paster diode position and avoid appearing pressing the wound simultaneously.
The application places a plurality of paster diodes in proper order on spacing board 2 is placed to the staff, spacing board 2 is placed to the location of placing with the paster diode guide, place the paster diode staff both hands and keep away from spacing area of placing of board 2, control elevating gear 3 drives the location and supports pressure mechanism 4 decline, location supports pressure mechanism 4 decline and spacing paster diode upper end conflict of placing on board 2, fix the paster diode location, location supports pressure mechanism 4 and drives spring test needle and the conflict of paster diode test end simultaneously, electrical property test equipment passes through spring test to the paster diode test. The application can be used for rapidly fixing a plurality of patch diodes for electrical property test, and the detection efficiency is effectively improved.
The foregoing examples merely illustrate one or more embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (7)
1. The electric performance testing tool for processing the surface mount diode is characterized by comprising a fixed mounting table (1), a limiting placement plate (2), a lifting device (3) and a positioning pressing mechanism (4); the fixed mounting table (1) is horizontally arranged; the limiting placing plate (2) is horizontally arranged, and the limiting placing plate (2) is fixedly connected with the top of the fixed mounting table (1); the lifting device (3) is fixedly arranged at the side part of the fixed mounting table (1), and the working end of the lifting device (3) extends vertically upwards; the positioning pressing mechanism (4) is horizontally arranged right above the limiting placement plate (2), and the positioning pressing mechanism (4) is fixedly connected with the lifting device (3) in a working manner.
2. The electrical property test fixture for processing the surface mount diode according to claim 1, wherein a limiting clamping groove (1 a) is formed in the top of the fixed mounting table (1), the limiting clamping groove (1 a) is matched with the limiting placing plate (2) in shape, a plurality of internal threaded holes (1 b) are formed in the limiting clamping groove (1 a), and a plurality of storage rails (1 c) are further formed in the mounting table.
3. The electric performance test fixture for processing the surface mount diode according to claim 1, wherein the limiting placement plate (2) is in a horizontal plate shape, a plurality of limiting placement grooves (2 a) are formed in the top of the limiting placement plate (2) and are uniformly distributed, a plurality of mounting grooves (2 b) are further formed in the top of the limiting placement plate (2), through holes are formed in the mounting grooves (2 b), and grooves (2 c) are formed in two sides of the limiting placement plate (2).
4. The electrical performance testing tool for processing the surface mount diode according to claim 1, wherein the lifting device (3) comprises a mounting frame (3 a), a linear driver (3 b), a connecting plate (3 e), a sliding sleeve (3 c) and a guide post (3 d); the mounting frame (3 a) is fixedly arranged at the side part of the fixed mounting table (1); the sliding sleeve (3 c) is provided with a plurality of sliding sleeves and is fixedly arranged on the mounting frame (3 a); the guide posts (3 d) are provided with a plurality of guide posts and are uniformly distributed on the sliding sleeve (3 c), and one end of each guide post (3 d) is fixedly connected with the connecting plate (3 e); the linear driver (3 b) is fixedly arranged on the mounting frame (3 a), and the output end of the linear driver (3 b) is fixedly connected with the connecting plate (3 e).
5. The electrical performance testing tool for processing the surface mount diode according to claim 4, wherein the positioning pressing mechanism (4) comprises a test pin mounting plate (4 a), a pressing plate (4 b), a limit sliding rod (4 c) and a spring (4 d); the test needle mounting plate (4 a) is horizontally arranged, and the test needle mounting plate (4 a) is fixedly arranged on the side part of the connecting plate (3 e); the pressing plate (4 b) is arranged right below the test needle mounting plate (4 a); the limiting slide bars (4 c) are provided with a plurality of pressing plates (4 b) and are distributed on the pressing plates (4 b), one end of each limiting slide bar (4 c) is fixedly connected with each pressing plate (4 b), and one end of each limiting slide bar (4 c) far away from each pressing plate (4 b) is in sliding connection with the test needle mounting plate (4 a); the springs (4 d) are arranged on the plurality of uniformly distributed limiting slide rods, one ends of the springs (4 d) are abutted against the pressing plate (4 b), and one ends of the springs (4 d) away from the low-pressure plate are abutted against the test needle mounting plate (4 a).
6. The electric performance testing tool for chip diode processing according to claim 5, wherein the test pin mounting plate (4 a) is in a horizontal plate shape, the test pin mounting plate (4 a) is provided with a mounting rail (4 a 1), a plurality of test pin mounting holes (4 a 2) are formed in the mounting rail (4 a 1), a limiting plate (4 a 3) is arranged in the mounting rail (4 a 1), and the limiting plate (4 a 3) is in sliding connection with the mounting rail (4 a 1).
7. The electrical property testing tool for processing the chip diode according to claim 5, wherein the pressing plate (4 b) is in a horizontal plate shape, the bottom of the pressing plate (4 b) is provided with an elastic pressing layer (4 b 1), and the pressing plate (4 b) and the elastic pressing layer (4 b 1) are provided with a plurality of test needle through holes (4 b 2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220643985.XU CN218938416U (en) | 2022-03-22 | 2022-03-22 | Electric performance test fixture for processing surface mount diode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220643985.XU CN218938416U (en) | 2022-03-22 | 2022-03-22 | Electric performance test fixture for processing surface mount diode |
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| Publication Number | Publication Date |
|---|---|
| CN218938416U true CN218938416U (en) | 2023-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220643985.XU Active CN218938416U (en) | 2022-03-22 | 2022-03-22 | Electric performance test fixture for processing surface mount diode |
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| CN (1) | CN218938416U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116930721A (en) * | 2023-08-18 | 2023-10-24 | 江苏大学 | Real-time testing device of operational amplifier |
-
2022
- 2022-03-22 CN CN202220643985.XU patent/CN218938416U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116930721A (en) * | 2023-08-18 | 2023-10-24 | 江苏大学 | Real-time testing device of operational amplifier |
| CN116930721B (en) * | 2023-08-18 | 2023-12-08 | 江苏大学 | Real-time testing device of operational amplifier |
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