CN111014083B - Diode aging screening instrument - Google Patents
Diode aging screening instrument Download PDFInfo
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- CN111014083B CN111014083B CN201911132965.5A CN201911132965A CN111014083B CN 111014083 B CN111014083 B CN 111014083B CN 201911132965 A CN201911132965 A CN 201911132965A CN 111014083 B CN111014083 B CN 111014083B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/344—Sorting according to other particular properties according to electric or electromagnetic properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
Abstract
The invention discloses a diode aging screening instrument in the technical field of electronic components, which comprises: a first base plate; the first constant current board assembly is arranged on the left side of the front surface of the first bottom board; the second constant current plate assembly is arranged on the left side of the front surface of the first bottom plate, and the second constant current plate assembly is arranged on the right side of the first constant current plate assembly; a plurality of aging plate assemblies installed on a front surface of the first base plate, the plurality of aging plate assemblies being all on a right side of the second constant current plate assembly, the first constant current plate assembly including: a second base plate; the first side plate is arranged at the top of the second bottom plate, and the first side plate is perpendicular to the second bottom plate.
Description
Technical Field
The invention relates to the technical field of electronic components, in particular to a diode aging screening instrument.
Background
The electronic components are components of electronic elements and small-sized electric machines and instruments, are usually composed of a plurality of parts and can be commonly used in similar products; it is a general name of some parts in the industries of electric appliances, radio, instruments and the like, such as capacitors, transistors, hairsprings, springs and other sub-devices. Diodes and the like are common. The electronic component includes: the electronic device comprises a resistor, a capacitor, a potentiometer, an electronic tube, a radiator, an electromechanical element, a connector, a semiconductor discrete device, an electroacoustic device, a laser device, an electronic display device, a photoelectric device, a sensor, a power supply, a switch, a micro special motor, an electronic transformer, a relay, a printed circuit board, an integrated circuit, various circuits, piezoelectricity, crystals, quartz, a ceramic magnetic material, a substrate for a printed circuit, a special material for an electronic functional process, an electronic adhesive (tape) product, an electronic chemical material, a component and the like.
A diode is an electronic device made of semiconductor material (silicon, selenium, germanium, etc.). It has one-way conducting performance, that is, when positive voltage is applied to the anode and cathode of the diode, the diode is conducted. When a reverse voltage is applied to the anode and the cathode, the diode is turned off. Therefore, turning on and off the diode corresponds to turning on and off the switch. Diodes are one of the earliest semiconductor devices and are widely used. In particular, in various electronic circuits, diodes and components such as resistors, capacitors and inductors are reasonably connected to form circuits with different functions, so that various functions such as alternating current rectification, modulation signal detection, amplitude limiting and clamping, and power supply voltage stabilization can be realized. The diode traces can be found in common radio circuits, in other household appliances or in industrial control circuits.
The diode is the most commonly used electronic element in the electrical product, and is visible everywhere, and the quality of the diode directly relates to the quality of the whole electrical product, so the diode needs to be subjected to a constant-current aging test in the production process of the diode, and qualified products are screened out, but the existing aging device can only carry out aging screening on a direct-insert diode or a surface-mounted diode singly, and cannot carry out aging screening tests on the two diodes simultaneously, so that the production efficiency of the diode is seriously influenced.
Disclosure of Invention
The invention aims to provide a diode aging screening instrument, which aims to solve the problems that the diode provided in the background technology is the most common electronic element in an electrical product, the quality of the diode is directly related to the quality of the whole electrical product everywhere, so a constant-current aging test needs to be carried out on the diode in the production process of the diode to screen out qualified products, but the existing aging device can only carry out aging screening on a direct-insertion diode or a surface-mounted diode singly, and can not carry out aging screening tests on the two diodes simultaneously, and the production efficiency of the diode is seriously influenced.
In order to achieve the purpose, the invention provides the following technical scheme: a diode burn-in screening apparatus comprising:
a first base plate;
the first constant current board assembly is arranged on the left side of the front surface of the first bottom board;
the second constant current plate assembly is arranged on the left side of the front surface of the first bottom plate, and the second constant current plate assembly is arranged on the right side of the first constant current plate assembly;
the aging plate assemblies are arranged on the front surface of the first base plate, and are arranged on the right side of the second constant flow plate assembly.
Preferably, the first constant flow plate assembly comprises:
a second base plate;
a first side plate mounted on top of the second bottom plate, the first side plate perpendicular to the second bottom plate;
a plurality of first jumper switches mounted on top of the front surface of the second chassis;
the first constant flow plates are uniformly arranged on the front surface of the second bottom plate and are arranged at the lower end of the first jumper switch;
the first connector is mounted at the bottom of the front surface of the second base plate.
Preferably, the first side panel comprises:
a first side plate body;
a plurality of first multi-turn potentiometers mounted on a front surface of the first side plate body;
a first digital panel mounted on a front surface of the first side plate body, the first digital panel being to the right of the first multi-turn potentiometer;
the first indicating lamps are arranged on the front surface of the first side plate body and are arranged at the lower end of the first multi-turn potentiometer;
the first band switch is installed on the front surface of the first side plate body, the first band switch is arranged on the right side of the first indicator lamp, and the first band switch is arranged at the lower end of the first digital panel.
Preferably, the second constant flow plate assembly comprises:
a third base plate;
a second side panel mounted on top of the third bottom panel, the second side panel being perpendicular to the third bottom panel;
a plurality of second jumper switches mounted on top of the front surface of the third chassis;
the second constant flow plates are uniformly arranged on the front surface of the third bottom plate and are arranged at the lower end of the second jumper switch;
and the second connector is mounted at the bottom of the front surface of the third bottom plate.
Preferably, the second side plate includes:
a second side plate body;
a plurality of second multi-turn potentiometers installed on a front surface of the second side plate body;
a second digital panel mounted on a front surface of the second side plate body, the second digital panel being to the right of the second multi-turn potentiometer;
the second indicating lamps are arranged on the front surface of the second side plate body and are arranged at the lower end of the second multi-turn potentiometer;
the second band switch is installed on the front surface of the second side plate body, the second band switch is arranged on the right side of the second indicator light, and the second band switch is arranged at the lower end of the second digital panel.
Preferably, the aging plate assembly includes:
the direct-insertion type aging board assembly;
SMD ageing board subassembly.
Preferably, the inline aging board assembly includes:
a fourth base plate;
a plurality of inline burn-in boards mounted on a front surface of the fourth backplane;
and the third connector is mounted at the bottom of the front surface of the fourth bottom plate.
Preferably, the surface mount type burn-in board assembly includes:
a fifth base plate;
the patch type aging boards are mounted on the front surface of the fifth base plate;
and the fourth connector is mounted at the bottom of the front surface of the fifth bottom plate.
Compared with the prior art, the invention has the beneficial effects that: the invention can meet the requirement of simultaneously carrying out aging screening tests ON the direct-insert type and surface-mounted type diodes, improves the production efficiency, provides constant aging current for the aging board through the first constant-current board component and the second constant-current board component, the first constant-current board component is provided with 12 first indicator lamps, the second constant-current board component is provided with 12 second indicator lamps for indicating whether a constant-current circuit of the path normally works or not, the first constant-current board component is provided with a first jumper switch, the second constant-current board component is provided with 12 second jumper switches, whether a certain constant-current circuit is put into use or not can be set, when the constant-current circuit of the path is used, the corresponding first jumper switch and the corresponding second jumper switch are required to be switched to the 'ON' position and switched to the opposite direction when the constant-current circuit is not used, each aging board component is provided with three current loops, each path corresponds to one constant-current circuit ON the aging board component, the device to be subjected to the aging test is arranged on the direct-insert aging board assembly or the patch aging board assembly, if the loop device is insufficient, connecting short-circuit copper sheets at the positions of the vacant positions to form current paths, inserting the aging plate assembly into a case of the screening instrument according to the plate number, setting a first jumper switch and a second jumper switch ON a corresponding first constant current board component and a corresponding second constant current board component according to the position of an aging board component, dialing the first jumper switch and the second jumper switch to an 'ON' position, rotating a knob of a first multiturn potentiometer or a second multiturn potentiometer to a 0 position, turning ON a direct-current power supply, adjusting the corresponding first multiturn potentiometer or the second multiturn potentiometer until the reading of an ammeter reaches a current value needing aging, rotating a band switch to a corresponding position, displaying the current value which is the current value of a current constant current circuit by the ammeter, and recording the aging current value according to the time interval required by an aging test.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a first constant flow plate assembly according to the present invention;
FIG. 3 is a schematic diagram of a first side plate structure according to the present invention;
FIG. 4 is a schematic view of a first connector assembly of the present invention;
fig. 5 is a schematic structural view of a second constant flow plate assembly according to the present invention;
FIG. 6 is a schematic diagram of a second side plate structure according to the present invention;
FIG. 7 is a schematic view of a second connector assembly of the present invention;
FIG. 8 is a block diagram of the burn-in board assembly of the present invention;
FIG. 9 is a schematic view of a configuration of an inline aging plate assembly of the present invention;
fig. 10 is a schematic structural diagram of the patch type burn-in board assembly according to the present invention.
In the figure: 100 a first bottom plate, 200 a first constant current board assembly, 210 a second bottom plate, 220 a first side plate, 221 a first side plate body, 222 a first multi-turn potentiometer, 223 a first digital panel, 224 a first indicator light, 225 a first band switch, 230 a first jumper switch, 240 a first constant current board, 250 a first connector, 300 a second constant current board assembly, 310 a third bottom plate, 320 a second side plate, 321 a second side plate body, 322 a second multi-turn potentiometer, 323 a second digital panel, 324 a second indicator light, 325 a second band switch, 330 a second jumper switch, 340 a second constant current board, 350 a second connector, 400 an aging board assembly, 410 an in-line aging board assembly, 411 a fourth bottom plate, 412 an in-line aging board, 413 a third connector, 420 an aging board assembly, 421 a fifth bottom plate, 422 a patch aging board and 423 a fourth connector.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a diode aging screening instrument which can meet the requirement of simultaneously carrying out aging screening tests on direct-insert type and surface mount type diodes and improve the efficiency, and please refer to fig. 1, wherein the diode aging screening instrument comprises a first bottom plate 100, a first constant current plate component 200, a second constant current plate component 300 and an aging plate component 400;
referring again to fig. 1, the first base plate 100;
referring to fig. 1, 2, 3 and 4, the first constant current plate assembly 200 is installed at the left side of the front surface of the first base plate 100, and the first constant current plate assembly 200 includes:
a second base plate 210;
the first side plate 220 is installed on top of the second bottom plate 210, the first side plate 220 is perpendicular to the second bottom plate 210, the first side plate 220 includes:
a first side plate body 221;
the first multi-turn potentiometers 222 are mounted on the front surface of the first side plate body 221, the number of the first multi-turn potentiometers 222 is 12, and the numbers of the first multi-turn potentiometers 222 are A1-A12;
a first digital panel 223 is installed on the front surface of the first side plate body 221, the first digital panel 223 being on the right side of the first multi-turn potentiometer 222;
a plurality of first indicator lights 224 are installed on the front surface of the first side plate body 221, the plurality of first indicator lights 224 are all arranged at the lower end of the first multi-turn potentiometer 222, and the number of the first indicator lights 224 is 12;
a first band switch 225 is installed on the front surface of the first side plate body 221, the first band switch 225 is on the right side of the first indicator light 224, and the first band switch 225 is on the lower end of the first digital panel 223;
a plurality of first jumper switches 230 are installed on the top of the front surface of the second chassis 210, the number of the first jumper switches 230 is 12, and the first jumper switches 230 are respectively numbered B1-B12, the first jumper switches 230 are connected with the first multi-turn potentiometer 222 through conducting wires, and the corresponding relationship between the first multi-turn potentiometer 222 and the first jumper switches 230 is as follows: a1 corresponds to B1, a2 corresponds to B2, A3 corresponds to B7, a4 corresponds to B8, a5 corresponds to B3, A6 corresponds to B4, a7 corresponds to B9, A8 corresponds to B10, a9 corresponds to B5, a10 corresponds to B6, a11 corresponds to B11, and a12 corresponds to B12;
the plurality of first constant current plates 240 are uniformly installed on the front surface of the second base plate 210, the plurality of first constant current plates 240 are all located at the lower end of the first jumper switch 230, the first constant current plates 240 are connected to the first multi-turn potentiometer 222 through wires, and the first multi-turn potentiometer 222 and the first constant current plates 240 have the corresponding relationship: a1 corresponds to R9, a2 corresponds to R18, A3 corresponds to R27, a4 corresponds to R36, a5 corresponds to R45, A6 corresponds to R54, a7 corresponds to R63, A8 corresponds to R72, a9 corresponds to R81, a10 corresponds to R90, a11 corresponds to R99, and a12 corresponds to R108;
the first connector 250 is mounted on the bottom of the front surface of the second backplane 210, from right to left numbered D1-D30;
referring to fig. 1, 5, 6 and 7, the second constant current plate assembly 300 is installed at the left side of the front surface of the first base plate 100, the second constant current plate assembly 300 is installed at the right side of the first constant current plate assembly 200, and the second constant current plate assembly 300 includes:
a third base plate 310;
the second side panel 320 is installed on the top of the third bottom panel 310, the second side panel 320 is perpendicular to the third bottom panel 310, and the second side panel 320 includes:
a second side plate body 321;
the plurality of second multi-turn potentiometers 322 are mounted on the front surface of the second side plate body 321, the number of the second multi-turn potentiometers 322 is 12, and the numbers of the second multi-turn potentiometers are A13-A24 respectively;
a second digital panel 323 is installed on the front surface of the second side plate body 321, the second digital panel 323 being on the right side of the second multi-turn potentiometer 322;
the plurality of second indicator lights 324 are mounted on the front surface of the second side plate body 321, the plurality of second indicator lights 324 are all disposed at the lower end of the second multi-turn potentiometer 322, the number of the second indicator lights 324 is 12, the second indicator lights 324 are connected with the second multi-turn potentiometer 322 through wires, and the second indicator lights correspond to the second multi-turn potentiometer 322 one by one;
a second band switch 325 is installed on the front surface of the second side plate body 321, the second band switch 325 is on the right side of the second indicator light 324, and the second band switch 325 is on the lower end of the second digital panel 323;
the plurality of second jumper switches 330 are installed on the top of the front surface of the third base plate 310, the number of the second jumper switches 330 is 12, and the second jumper switches 330 are respectively numbered B13-B24, the second jumper switches 330 are connected with the second multi-turn potentiometer 322 through a conducting wire, and the corresponding relationship between the second multi-turn potentiometer 322 and the second jumper switches 330 is as follows: a13 corresponds to B13, a14 corresponds to B14, a15 corresponds to B19, a16 corresponds to B20, a17 corresponds to B15, a18 corresponds to B16, a19 corresponds to B21, a20 corresponds to B22, a21 corresponds to B17, a22 corresponds to B18, a23 corresponds to B23, and a24 corresponds to B24;
the plurality of second constant current plates 340 are uniformly installed on the front surface of the third bottom plate 310, the plurality of second constant current plates 340 are all located at the lower end of the second jumper switch 330, the second constant current plates 340 are connected to the second multi-turn potentiometer 322 through wires, and the corresponding relationship between the second multi-turn potentiometer 322 and the second constant current plates 340 is as follows: a13 corresponds to R9, a14 corresponds to R18, a15 corresponds to R27, a16 corresponds to R36, a17 corresponds to R45, a18 corresponds to R54, a19 corresponds to R63, a20 corresponds to R72, a21 corresponds to R81, a22 corresponds to R90, a23 corresponds to R99, and a24 corresponds to R108;
the second connector 350 is mounted on the bottom of the front surface of the third backplane 310 from right to left under the designation E1-E30;
referring to fig. 1, 8, 9 and 10, a plurality of aging plate assemblies 400 are installed on the front surface of the first base plate 100, the number of aging plate assemblies 400 is 8, which are respectively numbered C1-C8, the aging plate assemblies 400 are interchangeable, the aging plate assemblies 400 are all on the right side of the second constant current plate assembly 300, and the aging plate assembly 400 includes:
inline burn-in board assembly 410 includes:
a fourth bottom plate 411;
a plurality of direct-insert type aging boards 412 are installed on the front surface of the fourth base plate 411, direct-insert type diodes are inserted into the direct-insert type aging boards 412 and placed among X1-X2, X3-X4, X5-X6, X7-X8, X9-X10 and X11-X12, the positive pole is on the left, and the negative pole is on the right. Wherein X5-X6 and X11-X12 are first current loops, X3-X4 and X9-X10 are second current loops, and X1-X2 and X7-X8 are third current loops;
the third connector 413 is mounted on the bottom of the front surface of the fourth base plate 411;
the surface mount burn-in board assembly 420 includes:
a fifth bottom plate 421;
the patch type aging boards 322 are installed on the front surface of the fifth base board 421, the patch type diodes are installed on the patch type aging board 422 through clamps, the positive electrode is on the left, the negative electrode is on the right, X13 is a first current loop, X14 is a second current loop, and X15 is a third current loop;
the fourth connector 423 is installed at the bottom of the front surface of the fifth bottom plate 421, and the corresponding relationship between the aging plate current loop and the constant current circuit of the constant current plate is as follows:
c1 plug-in: the first current loop corresponds to E23 on the second connector 350, the second current loop corresponds to E18 on the second connector 350, and the third current loop corresponds to E21 on the second connector 350;
c2 plug-in: the first current loop corresponds to E24 on the second connector 350, the second current loop corresponds to E17 on the second connector 350, and the third current loop corresponds to E22 on the second connector 350;
the C3 plug-in unit has a first current loop corresponding to D3 on the first connector 250, a second current loop corresponding to E14 on the second connector 350, and a third current loop corresponding to D1 on the first connector 250;
the C4 plug-in unit has a first current loop corresponding to D4 on the first connector 250, a second current loop corresponding to E13 on the second connector 350, and a third current loop corresponding to D2 on the first connector 250;
the C5 plug-in unit has a first current loop corresponding to D7 on the first connector 250, a second current loop corresponding to E15 on the second connector 350, and a third current loop corresponding to D5 on the first connector 250;
the C6 plug-in unit has a first current loop corresponding to D8 on the first connector 250, a second current loop corresponding to E16 on the second connector 350, and a third current loop corresponding to D6 on the first connector 250;
the C7 plug-in unit has a first current loop corresponding to D11 on the first connector 250, a second current loop corresponding to E19 on the second connector 350, and a third current loop corresponding to D9 on the first connector 250;
the C8 card has a first current loop corresponding to D12 on the first connector 250, a second current loop corresponding to E20 on the second connector 350, and a third current loop corresponding to D10 on the first connector 250.
When in specific use, cables of the screening instrument are connected with a direct current power supply and an alarm according to wiring definition, the first constant current board assembly 200, the second constant current board assembly 300 and the aging board assembly 400 are installed on the first base plate 100, the numbers of the aging board assemblies 400 are respectively C1-C8, the aging boards can exchange positions, therefore, the numbers of the plug-in units of the aging boards are determined by the installation positions of the chassis, the aging boards are provided with constant aging currents through the first constant current board assembly 200 and the second constant current board assembly 300, the current value of each path can be set independently, the first constant current board assembly 200 is provided with 12 first indicator lamps 224, the second constant current board assembly 300 is provided with 12 second indicator lamps 324 for indicating whether the constant current circuit of the path works normally, the first constant current board assembly 200 is provided with 12 first jumper switches 230, the second constant current board assembly 300 is provided with 12 second jumper switches 330, whether a certain constant current circuit is used or not can be set, when the certain constant current circuit is used, the corresponding first jumper switch 230 and the corresponding second jumper switch 330 are necessarily dialed to the 'ON' position, when the certain constant current circuit is not used, the corresponding first jumper switch 230 and the corresponding second jumper switch 330 are dialed to the opposite direction, each aging board assembly 400 is provided with three current loops, each path corresponds to one constant current circuit ON the aging board assembly 400, a device needing to be subjected to an aging test is installed ON the direct-insertion aging board assembly 410 or the patch aging board assembly 420, if the loop device is insufficient, a short-circuit copper sheet is required to be connected at a vacant position to form a current path, the aging board assembly 400 is inserted into a case of a screening instrument according to a board number, the corresponding first jumper switch 230 and the corresponding second jumper switch 330 ON the first constant-current board assembly 200 and the second constant-current board assembly 300 are arranged according to the position of the aging board assembly 400, the first jumper switch 230 and the second jumper switch 330 are dialed to the 'ON' position, and the first multi-turn potentiometer 222 or the second multi-turn knob 322 are rotated to the 0 position, turning on a direct current power supply, adjusting a corresponding first multi-turn potentiometer 222 or a corresponding second multi-turn potentiometer 322 until the reading of an ammeter reaches a current value required to be aged, rotating a band switch to a corresponding position, displaying the current value of the current constant current circuit by the ammeter, recording the aged current value according to a time interval required by an aging test, finding the aged board assembly 400 with a problem according to the indication of a first indicator lamp 224 or a second indicator lamp 324 on a first constant current board assembly 200 and a second constant current board assembly 300 if an alarm occurs in use, pulling out the aged board assembly 400, testing the aged board assembly 400, observing which position on the aged board assembly 400 the device is damaged, taking out the device, testing, replacing the position with a short circuit copper sheet if the position is damaged, and if the time from the alarm to the fault processing is in accordance with the aging test requirement of the device, the aging board is inserted back into the chassis, the aging test is continued, and the duration time of the aging test is adjusted according to the requirements of the aging test.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the various features of the embodiments disclosed herein may be used in any combination, provided that there is no structural conflict, and the combinations are not exhaustively described in this specification merely for the sake of brevity and conservation of resources. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (1)
1. The utility model provides a diode screening appearance that ages which characterized in that: the method comprises the following steps:
a first base plate (100);
a first constant flow plate assembly (200), the first constant flow plate assembly (200) being mounted on a left side of a front surface of the first base plate (100), the first constant flow plate assembly (200) comprising:
a second base plate (210);
a first side plate (220), the first side plate (220) mounted on top of the second bottom plate (210), the first side plate (220) perpendicular to the second bottom plate (210), the first side plate (220) comprising:
a first side plate body (221);
a plurality of first multi-turn potentiometers (222), the plurality of first multi-turn potentiometers (222) being mounted on a front surface of the first side plate body (221);
a first digital panel (223), the first digital panel (223) being mounted on a front surface of the first side plate body (221), the first digital panel (223) being to the right of the first multi-turn potentiometer (222);
a plurality of first indicator lights (224), the plurality of first indicator lights (224) being mounted on a front surface of the first side plate body (221), the plurality of first indicator lights (224) each being at a lower end of the first multi-turn potentiometer (222);
a first band switch (225), the first band switch (225) being installed at a front surface of the first side plate body (221), the first band switch (225) being at a right side of the first indicator light (224), the first band switch (225) being at a lower end of the first digital panel (223);
a plurality of first jumper switches (230), the plurality of first jumper switches (230) being mounted on top of a front surface of the second chassis (210);
a plurality of first constant current plates (240), wherein the plurality of first constant current plates (240) are uniformly arranged on the front surface of the second base plate (210), and the plurality of first constant current plates (240) are arranged at the lower end of the first jumper switch (230);
a first connector (250), wherein the first connector (250) is mounted at the bottom of the front surface of the second bottom plate (210);
a second constant current plate assembly (300), the second constant current plate assembly (300) being mounted on a left side of a front surface of the first base plate (100), the second constant current plate assembly (300) being on a right side of the first constant current plate assembly (200), the second constant current plate assembly (300) comprising:
a third base plate (310);
a second side panel (320), the second side panel (320) mounted on top of the third bottom panel (310), the second side panel (320) perpendicular to the third bottom panel (310), the second side panel (320) comprising:
a second side plate body (321);
a plurality of second multi-turn potentiometers (322), the plurality of second multi-turn potentiometers (322) being mounted on a front surface of the second side plate body (321);
a second digital panel (323), the second digital panel (323) being installed at a front surface of the second side plate body (321), the second digital panel (323) being at a right side of the second multi-turn potentiometer (322);
a plurality of second indicator lamps (324), the plurality of second indicator lamps (324) being installed on a front surface of the second side plate body (321), the plurality of second indicator lamps (324) being all at a lower end of the second multi-turn potentiometer (322);
a second band switch (325), the second band switch (325) being installed at a front surface of the second side plate body (321), the second band switch (325) being at a right side of the second indicator light (324), the second band switch (325) being at a lower end of the second digital panel (323);
a plurality of second jumper switches (330), the plurality of second jumper switches (330) being mounted on top of a front surface of the third backplane (310);
a plurality of second constant current plates (340), wherein the plurality of second constant current plates (340) are uniformly installed on the front surface of the third base plate (310), and the plurality of second constant current plates (340) are all arranged at the lower end of the second jumper switch (330);
a second connector (350), wherein the second connector (350) is mounted at the bottom of the front surface of the third bottom plate (310);
a plurality of aging plate assemblies (400), a plurality of aging plate assemblies (400) being installed at a front surface of the first base plate (100), the plurality of aging plate assemblies (400) each being at a right side of the second constant current plate assembly (300), the aging plate assembly (400) including:
an inline burn-in board assembly (410), the inline burn-in board assembly (410) comprising:
a fourth bottom plate (411);
a plurality of inline burn-in boards (412), the plurality of inline burn-in boards (412) being mounted on a front surface of the fourth chassis (411);
a third connector (413), wherein the third connector (413) is mounted at the bottom of the front surface of the fourth base plate (411);
a patch burn-in board assembly (420), the patch burn-in board assembly (420) comprising:
a fifth bottom plate (421);
a plurality of chip on board burn-in boards (422), the plurality of chip on board burn-in boards (422) being mounted on a front surface of the fifth base plate (421);
and a fourth connector (423), wherein the fourth connector (423) is mounted at the bottom of the front surface of the fifth bottom plate (421).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911132965.5A CN111014083B (en) | 2019-11-19 | 2019-11-19 | Diode aging screening instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911132965.5A CN111014083B (en) | 2019-11-19 | 2019-11-19 | Diode aging screening instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111014083A CN111014083A (en) | 2020-04-17 |
| CN111014083B true CN111014083B (en) | 2022-05-13 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6043443A (en) * | 1998-01-23 | 2000-03-28 | Lucent Technologies Inc. | Fabrication of semiconductor devices |
| CN106405364A (en) * | 2016-08-31 | 2017-02-15 | 吉林华微电子股份有限公司 | Diode life tester provided with series test circuit |
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| JP2006214918A (en) * | 2005-02-04 | 2006-08-17 | Daitron Technology Co Ltd | Holder unit |
| TWI397708B (en) * | 2010-04-06 | 2013-06-01 | Ind Tech Res Inst | Solar cell measurement system and solar simulator |
| CN102172580B (en) * | 2011-01-05 | 2013-03-20 | 陈业宁 | LED (Light Emitting Diode) ageing detection screening equipment and method |
| CN205103369U (en) * | 2015-09-23 | 2016-03-23 | 广州硅能照明有限公司 | COB -LED strikes aging testing device |
| CN206848453U (en) * | 2017-06-21 | 2018-01-05 | 深圳市汇大光电科技股份有限公司 | Adjustable LED aging of product test equipment |
| CN208140898U (en) * | 2018-02-23 | 2018-11-23 | 广州视源电子科技股份有限公司 | A kind of power source aging pinboard |
| CN208369462U (en) * | 2018-07-30 | 2019-01-11 | 深圳市安诺得科技有限公司 | A kind of aging power supply constant-current supply |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6043443A (en) * | 1998-01-23 | 2000-03-28 | Lucent Technologies Inc. | Fabrication of semiconductor devices |
| CN106405364A (en) * | 2016-08-31 | 2017-02-15 | 吉林华微电子股份有限公司 | Diode life tester provided with series test circuit |
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