CN112485636A - Printed circuit board anti-aging detection equipment - Google Patents
Printed circuit board anti-aging detection equipment Download PDFInfo
- Publication number
- CN112485636A CN112485636A CN202011267211.3A CN202011267211A CN112485636A CN 112485636 A CN112485636 A CN 112485636A CN 202011267211 A CN202011267211 A CN 202011267211A CN 112485636 A CN112485636 A CN 112485636A
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- Prior art keywords
- baffle
- shell
- circuit board
- sides
- printed circuit
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2801—Testing of printed circuits, backplanes, motherboards, hybrid circuits or carriers for multichip packages [MCP]
- G01R31/281—Specific types of tests or tests for a specific type of fault, e.g. thermal mapping, shorts testing
- G01R31/2817—Environmental-, stress-, or burn-in tests
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2801—Testing of printed circuits, backplanes, motherboards, hybrid circuits or carriers for multichip packages [MCP]
-
- 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
- G01R31/2801—Testing of printed circuits, backplanes, motherboards, hybrid circuits or carriers for multichip packages [MCP]
- G01R31/2806—Apparatus therefor, e.g. test stations, drivers, analysers, conveyors
Abstract
The invention relates to detection equipment, in particular to anti-aging detection equipment for a printed circuit board. The technical problem to be solved is to provide the anti-aging detection equipment for the printed circuit board, which can create different environments and is convenient for people to operate. The technical scheme is as follows: an anti-aging detection device for a printed circuit board, comprising: a base; the shell is arranged on one side of the top of the base; the first baffle is arranged on one side of the shell in a sliding manner; the heating pipes are arranged on the upper side and the lower side in the shell; the middle part in the shell is provided with a placing component; the clamping component is arranged on the placing component. The invention has the beneficial effects that: under the effect of chucking subassembly, when people moved first baffle to the right side, first baffle breaks away from with the fixture block, can drive the fixture block and move to the front side to block first baffle, make first baffle can not squint at work, improved work efficiency.
Description
Technical Field
The invention relates to detection equipment, in particular to anti-aging detection equipment for a printed circuit board.
Background
Printed circuit boards, also known as printed circuit boards, are providers of electrical connections for electronic components and are classified into single-sided boards, double-sided boards, four-sided boards, six-sided boards, and other multi-layered boards according to the number of layers of the boards.
With the development of the technology, the sizes of electronic components on the printed circuit board are smaller and smaller, the lines on the circuit board are thinner and denser, and the requirements of batch production cannot be met by traditional manual visual detection, so that circuit board detection equipment for automatically detecting the printed circuit board is produced, and when the printed circuit board detection equipment is generally directly used for electric detection, due to the fact that no corresponding environment exists, whether the printed circuit board can adapt to the influence caused by various environmental sequences cannot be determined, and corresponding use error zones can be brought.
Therefore, there is a need for an anti-aging testing apparatus for printed circuit boards, which can be used to create different environments and is convenient for people to operate, so as to solve the problems in the prior art.
Disclosure of Invention
In order to overcome the defect that whether a printed circuit board can adapt to the influence caused by various environment sequence pairs or not can not be determined due to the fact that no corresponding environment exists, and corresponding use error zones can be caused, the technical problem to be solved is as follows: the anti-aging detection equipment for the printed circuit board can create different environments and is convenient for people to operate.
The technical scheme is as follows: an anti-aging detection device for a printed circuit board, comprising: a base; the shell is arranged on one side of the top of the base; the first baffle is arranged on one side of the shell in a sliding manner; the heating pipes are arranged on the upper side and the lower side in the shell; the middle part in the shell is provided with a placing component; the clamping component is arranged on the placing component.
In a preferred embodiment of the present invention, the placement module comprises: the supporting rods are arranged on the periphery in the shell; the first sliding rail is arranged between the supporting rods on the two sides; the inner sides of the first slide rails are both provided with second slide rails in a sliding way; the placing plate is placed between one sides of the upper parts of the second sliding rails; and the second baffle plates are arranged on two sides of the top of the placing plate.
In a preferred embodiment of the present invention, the clamping assembly comprises: the first guide rod is arranged inside the placing plate; the sliding blocks are arranged on two sides of the first guide rod in a sliding mode and are respectively matched with the second sliding rail in a sliding mode; the clamping plates are arranged on two sides of the first guide rod in a sliding mode and are positioned on the outer sides of the sliding blocks; first spring, be connected with first spring between homonymy splint and the slider, first spring all suit is on first guide bar.
In a preferred embodiment of the present invention, the present invention further comprises a spray assembly, the spray assembly comprising: the water storage tank is arranged on the inner side of the top of the base; the top of the water storage tank is provided with an atomizer; a water pumping pipe is arranged inside the water storage tank; the pipeline is connected between the shell and the water storage tank through the atomizer and is positioned around the shell.
In a preferred embodiment of the present invention, the present invention further comprises a water adding assembly, wherein the water adding assembly comprises: the supporting frame is arranged on one side of the top of the base; the supporting tube is arranged on the upper side of the supporting frame; the activated carbon is placed in the supporting tube; the water inlet pipe is arranged on two sides of the supporting pipe, and the lower side of the water inlet pipe on one side is connected with the water storage tank; the supporting plate is arranged at one part of the upper side of the supporting frame; the lower side inside the supporting plate is symmetrically provided with second guide rods; a third baffle is arranged between the upper sides of the second guide rods in a sliding manner, and the third baffle is matched with the water inlet pipe on one side; and two second springs are connected between the third baffle and the supporting plate and are respectively sleeved on the second guide rods.
In a preferred embodiment of the present invention, the present invention further comprises an automatic water inlet assembly, wherein the automatic water inlet assembly comprises: the third guide rods are arranged on two sides of the upper middle part of the base; the connecting rod is arranged between the lower parts of the third guide rods in a sliding manner, the upper part of the connecting rod is matched with the third baffle, and one side of the connecting rod is matched with the water storage tank in a sliding manner; the bottom of the connecting rod is provided with two floating balls; two fourth guide rods are arranged on two sides of the middle part of the supporting plate in a sliding manner; the first wedge block is arranged between the inner sides of the first wedge block and the fourth guide rod, and the first wedge block is matched with the third baffle; the second wedge-shaped blocks are arranged between the outer sides of the fourth guide rods; two third springs are connected between the first wedge-shaped block and the supporting plate and are respectively sleeved on the fourth guide rod; and one side of the connecting rod is symmetrically provided with a third wedge block, and the third wedge block is matched with the second wedge block.
In a preferred embodiment of the present invention, the present invention further comprises a clamping assembly, wherein the clamping assembly comprises: a fifth guide rod is slidably arranged on one side of the shell; a clamping block is arranged on one side of the fifth guide rod and matched with the first baffle; and a fourth spring is connected between the clamping block and the shell, and the fourth spring is sleeved on the fifth guide rod.
In a preferred embodiment of the invention, the spray assembly is located between the housing and the water addition assembly.
The beneficial effects are that:
1. under the effect of placing subassembly and clamping component, people place the circuit board on placing the board, then to the rear side promotion place the board, slider and splint can move to the inboard when moving to the rear side to clip the circuit board, make the circuit board can not squint, the hot plate can heat the circuit board, make the shell simulate out the environment of high temperature, thereby detect the circuit board, effectual people work efficiency that has improved.
2. Under the effect of spraying subassembly, people start the drinking-water pipe, and the drinking-water pipe can pass through the atomizer with the clear water in the water storage tank and spray to the circuit board on to simulate out low temperature and moist environment with the shell, make the effect that detects the circuit board more comprehensive.
3. Under the effect of automatic subassembly of intaking, when the water in the water storage tank reduces, because the effect of gravity, the connecting rod can drive third baffle downstream, when third baffle and first wedge cooperate, the clear water in the stay tube can flow in to the water storage tank through the left side inlet tube this moment, when the waterline risees, can drive floater and connecting rod upward movement, can drive third baffle upward movement to reseing to the watered water yield of automatic control.
4. Under the effect of chucking subassembly, when people moved first baffle to the right side, first baffle breaks away from with the fixture block, can drive the fixture block and move to the front side to block first baffle, make first baffle can not squint at work, improved work efficiency.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of a first part of the present invention.
Fig. 3 is a perspective view and a cross-sectional view of a second part of the present invention.
Fig. 4 is a perspective view and a cross-sectional view of a third portion of the present invention.
Fig. 5 is a perspective view and a cross-sectional view of a fourth part of the present invention.
Fig. 6 is a perspective view and a cross-sectional view of a fifth part of the present invention.
Fig. 7 is an enlarged schematic view of the structure of the present invention a.
Fig. 8 is a perspective view and a cross-sectional view of a sixth portion of the present invention.
FIG. 9 is an enlarged schematic view of the present invention B.
Reference numbers in the drawings: 1: base, 2: outer shell, 3: first baffle, 4: heating pipe, 5: placement assembly, 51: support bar, 52: first slide rail, 53: second slide rail, 54: placing plate, 55: second baffle, 6: clamping assembly, 61: first guide bar, 62: slider, 63: splint, 64: first spring, 7: spray assembly, 71: water storage tank, 72: atomizer, 73: suction pipe, 74: a pipe, 8: water addition assembly, 81: support frame, 82: support tube, 83: activated carbon, 84: inlet tube, 85: support plate, 86: second guide bar, 87: third baffle, 88: second spring, 9: automatic water inlet assembly, 91: third guide bar, 92: connecting rod, 93: floating ball, 94: fourth guide bar, 95: first wedge block, 96: second wedge block, 97: third spring, 98: third wedge, 10: clamping assembly, 101: fifth guide bar, 102: a latch, 103: and a fourth spring.
Detailed Description
The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Example 1
The utility model provides a printed circuit board anti-aging detection equipment, as shown in figure 1, figure 2, figure 3 and figure 8, including base 1, shell 2, first baffle 3, heating pipe 4, place subassembly 5 and clamping component 6, 1 top left side of base is equipped with shell 2, and 2 front sides sliding type of shell is equipped with first baffle 3, and both sides all are equipped with heating pipe 4 about in the shell 2, and the middle part is equipped with places subassembly 5 in the shell 2, places and is equipped with clamping component 6 on the subassembly 5.
The placing assembly 5 comprises a supporting rod 51, a first sliding rail 52, a second sliding rail 53, a placing plate 54 and a second baffle 55, the supporting rod 51 is arranged around the inside of the shell 2, the first sliding rail 52 is arranged between the supporting rods 51 on the front side and the rear side, the second sliding rail 53 is arranged on the inner side of the first sliding rail 52 in a sliding mode, the placing plate 54 is arranged between the front sides of the upper portions of the second sliding rails 53, and the second baffle 55 is arranged on the front sides and the rear sides of the tops of the placing plate 54.
When people place the circuit board on the placing plate 54, the second baffle 55 clamps the front and back sides of the circuit board, then the placing plate 54 is pushed to the back side, the placing plate 54 drives the clamping plate 63 and the sliding block 62 to move backwards, the sliding block 62 and the clamping plate 63 move inwards while moving towards the back side, the first spring 64 deforms, thereby clamping the circuit board, so that the circuit board cannot deviate, when the width of the circuit board is just consistent with the width between the clamping plates 63, the clamping plate 63 cannot move inwards, at the same time, the sliding block 62 moves inwards, the first spring 64 is stretched, when the circuit board is fixed, people continue to push the placing plate 54 towards the back side, the placing plate 54 and the sliding block 62 drive the second sliding rail 53 to move towards the back side, when the placing plate 54 is positioned at the inner center of the shell 2, the first baffle 3 moves towards the right side of people, at the moment, the heating pipe 4 is opened, the circuit board is heated by the heating pipe, make shell 2 simulate out the environment of high temperature to detect the circuit board, detect the completion back, people promote first baffle 3 to the left side, will place board 54 and pull out to the front side, then take out the circuit board from placing board 54, because the reset action of first spring 64, can drive slider 62 and splint 63 and remove to reseing.
Example 2
On the basis of the embodiment 1, as shown in fig. 4, 5, 6, 7 and 9, the portable water sprayer further comprises a spraying assembly 7, wherein the spraying assembly 7 comprises a water storage tank 71, an atomizer 72, a water pumping pipe 73 and a pipeline 74, the water storage tank 71 is arranged on the inner side of the top of the base 1, the atomizer 72 is arranged on the top of the water storage tank 71, the water pumping pipe 73 is arranged inside the water storage tank 71, the pipeline 74 is connected between the housing 2 and the water storage tank 71 through the atomizer 72, and the pipeline 74 is located around the inside of the housing 2.
People pour into water into the water storage tank 71, then start drinking-water pipe 73, and drinking-water pipe 73 can pass through atomizer 72 and pipeline 74 with the clear water in the water storage tank 71 and spray to the circuit board on to simulate out low temperature and moist environment with shell 2, make the effect to the circuit board detection more comprehensive.
Still including adding water subassembly 8, it is including support frame 81 to add water subassembly 8, the stay tube 82, activated carbon 83, the inlet tube 84, the backup pad 85, the second guide bar 86, third baffle 87 and second spring 88, base 1 top right side is equipped with support frame 81, support frame 81 upside is equipped with the stay tube 82, activated carbon 83 has been placed to stay tube 82 inside, both sides are equipped with the inlet tube 84 about the stay tube 82, left side inlet tube 84 downside is connected with water storage tank 71, support frame 81 upside left part is equipped with backup pad 85, the inside downside front and back symmetry of backup pad 85 is equipped with second guide bar 86, slidingtype is equipped with third baffle 87 between the second guide bar 86 upside, cooperate between third baffle 87 and the left side inlet tube 84, be connected with two second springs 88 between third baffle 87 and the backup pad 85, second spring 88 suits respectively on second guide bar 86.
People open the right side inlet tube 84, inwards pour into the running water from the right side inlet tube 84 stay tube 82, because the effect of active carbon 83, can filter into the clear water with water, then people promote third baffle 87 downwards, second spring 88 is compressed, when third baffle 87 and left side inlet tube 84 cooperate, the clear water in the stay tube 82 can flow into to the water storage tank 71 through left side inlet tube 84, when people loosen third baffle 87, because the reset effect of second spring 88, can drive third baffle 87 rebound to reseing, third baffle 87 can block the clear water this moment, make can not flow into to the water storage tank 71, thereby people can freely control the water yield in the water storage tank 71.
The automatic water inlet assembly 9 comprises a third guide rod 91, a connecting rod 92, a floating ball 93, a fourth guide rod 94, a first wedge-shaped block 95, a second wedge-shaped block 96, a third spring 97 and a third wedge-shaped block 98, wherein the third guide rod 91 is arranged on the front side and the rear side of the upper middle part of the base 1, the connecting rod 92 is arranged between the lower parts of the third guide rods 91 in a sliding manner, the upper part of the connecting rod 92 is matched with the third baffle 87, the left side of the connecting rod 92 is matched with the water storage tank 71 in a sliding manner, the bottom of the connecting rod 92 is provided with the two floating balls 93, the two fourth guide rods 94 are arranged on the front side and the rear side of the middle part of the supporting plate 85 in a sliding manner, a first wedge-shaped block 95 is arranged between the inner sides of the fourth guide rods 94, the first wedge-shaped block 95 is matched with the third baffle 87, the second wedge-shaped block 96 is arranged between the outer sides of the, the third spring 97 is respectively sleeved on the fourth guide rod 94, the right lower side of the connecting rod 92 is symmetrically provided with third wedge blocks 98 in front and back, and the third wedge blocks 98 are matched with the second wedge blocks 96.
When the water in the water storage tank 71 is reduced, the floating ball 93 and the connecting rod 92 move downwards due to the action of gravity, when the connecting rod 92 contacts with the third baffle 87, the third baffle 87 is driven to move downwards, the second spring 88 is compressed, the third baffle 87 drives the first wedge-shaped block 95 and the second wedge-shaped block 96 to move outwards, the third spring 97 is compressed, when the third baffle 87 is matched with the first wedge-shaped block 95, the first wedge-shaped block 95 is driven to move inwards due to the reset action of the third spring 97 so as to clamp the third baffle 87, clean water in the supporting pipe 82 flows into the water storage tank 71 through the left water inlet pipe 84, when the water level line is increased, the floating ball 93 and the connecting rod 92 are driven to move upwards, when the third wedge 98 contacts with the second wedge-shaped block 96, the second wedge-shaped block 96 and the first wedge-shaped block 95 are driven to move outwards, and the third spring 97 is compressed, when the first wedge-shaped block 95 is separated from the third baffle 87, the second spring 88 can drive the third baffle 87 to move upwards to reset, so that the water adding amount is automatically controlled.
Still including chucking subassembly 10, chucking subassembly 10 is including fifth guide bar 101, fixture block 102 and fourth spring 103, and the shell 2 left front side slip formula is equipped with fifth guide bar 101, and the fifth guide bar 101 front side is equipped with fixture block 102, and the cooperation between fixture block 102 and the first baffle 3 is connected with fourth spring 103 between fixture block 102 and the shell 2, and fourth spring 103 suit is on fifth guide bar 101.
Under the initial condition, fourth spring 103 is in compression state, fixture block 102 and the contact of first baffle 3, when people moved first baffle 3 to the right side, first baffle 3 broke away from with fixture block 102, because fourth spring 103's reset action, can drive fixture block 102 and move to the front side, thereby block first baffle 3, make first baffle 3 can not squint at work, people promote fixture block 102 to the rear side, fourth spring 103 is compressed, people can move first baffle 3 to the left this moment.
The above description is only an example of the present invention and is not intended to limit the present invention. All equivalents which come within the spirit of the invention are therefore intended to be embraced therein. Details not described herein are well within the skill of those in the art.
Claims (8)
1. The utility model provides a printed circuit board anti-aging check out test set which characterized by: comprises the following steps:
a base (1);
the outer shell (2) is arranged on one side of the top of the base (1);
a first baffle (3), wherein the first baffle (3) is arranged on one side of the shell (2) in a sliding manner;
the heating pipes (4) are arranged on the upper side and the lower side in the shell (2);
a placing component (5), wherein the middle part in the shell (2) is provided with the placing component (5);
the clamping assembly (6) is arranged on the placing assembly (5).
2. The printed circuit board anti-aging test apparatus of claim 1, wherein: the placing component (5) comprises:
the supporting rods (51) are arranged on the periphery in the shell (2);
the first sliding rail (52) is arranged between the supporting rods (51) at the two sides of the first sliding rail (52);
the inner sides of the first sliding rails (52) are both provided with second sliding rails (53) in a sliding manner;
a placing plate (54), wherein the placing plate (54) is placed between one sides of the upper parts of the second sliding rails (53);
and the second baffle plates (55) are arranged on two sides of the top of the placing plate (54).
3. The printed circuit board anti-aging test apparatus of claim 2, wherein: the clamping assembly (6) comprises:
a first guide rod (61), wherein the first guide rod (61) is arranged in the placing plate (54);
the sliding blocks (62) are arranged on two sides of the first guide rod (61) in a sliding mode, and the sliding blocks (62) are respectively matched with the second sliding rail (53) in a sliding mode;
the clamping plates (63) are arranged on two sides of the first guide rod (61) in a sliding mode, and the clamping plates (63) are located on the outer sides of the sliding blocks (62);
the first spring (64) is connected between the clamping plate (63) on the same side and the sliding block (62), and the first spring (64) is sleeved on the first guide rod (61).
4. The printed circuit board anti-aging test apparatus of claim 3, wherein: still including spraying subassembly (7), spraying subassembly (7) including:
a water storage tank (71), wherein the water storage tank (71) is arranged at the inner side of the top of the base (1);
the atomizer (72) is arranged at the top of the water storage tank (71);
a water pumping pipe (73), wherein the water storage tank (71) is internally provided with the water pumping pipe (73);
the pipeline (74) is connected between the shell (2) and the water storage tank (71) through the atomizer (72), and the pipeline (74) is located on the periphery in the shell (2).
5. The printed circuit board anti-aging test device of claim 4, wherein: still including adding water subassembly (8), add water subassembly (8) including:
the supporting frame (81) is arranged on one side of the top of the base (1);
a supporting pipe (82), wherein the supporting pipe (82) is arranged on the upper side of the supporting frame (81);
the activated carbon (83), the inside of the supporting tube (82) is placed with the activated carbon (83);
the water inlet pipe (84) is arranged on two sides of the supporting pipe (82), and the lower side of the water inlet pipe (84) on one side is connected with the water storage tank (71);
a support plate (85), wherein the support plate (85) is arranged at one part of the upper side of the support frame (81);
the lower side inside the supporting plate (85) is symmetrically provided with second guide rods (86);
a third baffle (87), wherein the third baffle (87) is arranged between the upper sides of the second guide rods (86) in a sliding manner, and the third baffle (87) is matched with the water inlet pipe (84) at one side;
two second springs (88) are connected between the second spring (88) and the third baffle plate (87) and the support plate (85), and the second springs (88) are respectively sleeved on the second guide rods (86).
6. The printed circuit board anti-aging test apparatus of claim 5, wherein: still including automatic subassembly (9) of intaking, automatic subassembly (9) of intaking is including:
the third guide rods (91) are arranged on two sides of the upper middle part of the base (1);
the connecting rod (92) is arranged between the lower parts of the third guide rods (91) in a sliding manner, the upper parts of the connecting rods (92) are matched with the third baffle (87), and one side of each connecting rod (92) is matched with the water storage tank (71) in a sliding manner;
the bottom of the connecting rod (92) is provided with two floating balls (93);
two fourth guide rods (94) are arranged on two sides of the middle part of the support plate (85) in a sliding manner;
the first wedge-shaped blocks (95) are arranged between the inner sides of the fourth guide rods (94), and the first wedge-shaped blocks (95) are matched with the third baffle (87);
a second wedge block (96) is arranged between the outer sides of the second wedge block (96) and the fourth guide rod (94);
two third springs (97) are connected between the first wedge-shaped block (95) and the support plate (85), and the third springs (97) are respectively sleeved on the fourth guide rod (94);
and a third wedge block (98), wherein the third wedge block (98) is symmetrically arranged on one side of the connecting rod (92), and the third wedge block (98) is matched with the second wedge block (96).
7. The printed circuit board anti-aging test apparatus of claim 6, wherein: still including chucking subassembly (10), chucking subassembly (10) including:
a fifth guide rod (101), wherein the fifth guide rod (101) is arranged on one side of the shell (2) in a sliding manner;
a clamping block (102) is arranged on one side of the fifth guide rod (101), and the clamping block (102) is matched with the first baffle (3);
and a fourth spring (103) is connected between the fixture block (102) and the shell (2), and the fourth spring (103) is sleeved on the fifth guide rod (101).
8. The printed circuit board anti-aging test apparatus of claim 3, wherein: the spraying assembly (7) is positioned between the shell (2) and the water adding assembly (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011267211.3A CN112485636A (en) | 2020-11-13 | 2020-11-13 | Printed circuit board anti-aging detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011267211.3A CN112485636A (en) | 2020-11-13 | 2020-11-13 | Printed circuit board anti-aging detection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112485636A true CN112485636A (en) | 2021-03-12 |
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ID=74929986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011267211.3A Pending CN112485636A (en) | 2020-11-13 | 2020-11-13 | Printed circuit board anti-aging detection equipment |
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| Country | Link |
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| CN (1) | CN112485636A (en) |
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| CN115236887A (en) * | 2022-07-21 | 2022-10-25 | 江西富视兴电子科技有限公司 | Aging detection device for black and white liquid crystal display |
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| CN114325334A (en) * | 2021-12-30 | 2022-04-12 | 苏州欣华锐电子有限公司 | Full-intelligent chip aging test sorting equipment |
| CN115236887A (en) * | 2022-07-21 | 2022-10-25 | 江西富视兴电子科技有限公司 | Aging detection device for black and white liquid crystal display |
| CN115236887B (en) * | 2022-07-21 | 2024-01-26 | 江西富视兴电子科技有限公司 | Aging detection device for black-and-white liquid crystal display |
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