CN205809235U - A kind of thermal ageing test device - Google Patents
A kind of thermal ageing test device Download PDFInfo
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- CN205809235U CN205809235U CN201620366329.4U CN201620366329U CN205809235U CN 205809235 U CN205809235 U CN 205809235U CN 201620366329 U CN201620366329 U CN 201620366329U CN 205809235 U CN205809235 U CN 205809235U
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- 238000012360 testing method Methods 0.000 title claims abstract description 137
- 230000032683 aging Effects 0.000 title claims abstract description 24
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 9
- 238000009413 insulation Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 9
- 238000001816 cooling Methods 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 description 8
- 206010053615 Thermal burn Diseases 0.000 description 2
- 230000003321 amplification Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
This utility model provides a kind of thermal ageing test device, including test box and feed arrangement, test box is provided with liquid crystal display and photographic head, lower end, test box both sides is provided with heater and blower fan, multi-group power draw-in groove it is provided with in test box, often the test box inwall of group power supply draw-in groove both sides is provided with air inlet, and test box top is provided with air outlet；Feed arrangement includes feeding car and test board, and feeding car is provided with fixed mount, and fixed mount is provided with multiple fixed bit；Fixed mount rear end is provided with power connection, and fixed bit is provided with power interface, and the power interface of fixed mount rear end is connected with the power connection on fixed bit；Described test board is arranged on fixed bit, and test board is connected with power interface, and test board is provided with multiple slot.This utility model is reasonable in design, simple to operate, and test process is quick, and the test big travelling speed of quantity is fast, have employed Intelligent heating cooling, time-consuming；Real Time Observation is carried out while can be implemented in testing element.
Description
Technical field
This utility model is applicable to LED charactron detection field, is specifically related to a kind of thermal ageing test device.
Background technology
LED charactron in process of production, needs to detect product, rejects defect ware.Detection method primarily now is to be detected by artificial visual.Making LED charactron to be checked display digit and English alphabet respectively, to judge whether LED charactron can normally show, this method is big to manual request, often goes wrong.After carrying out display detection, in addition it is also necessary to LED charactron is carried out heat ageing detection.Prior art is all be directly placed into LED charactron in ageing oven to carry out heat ageing simulation, is drawn off again after completing heat ageing simulation, LED charactron is carried out energising again and checks.And both approaches generally requires a large amount of manpower, and the negligible amounts detected simultaneously, it is impossible to guaranteed efficiency.
In Chinese patent CN103558563A disclosed " a kind of aging vehicle for the test of pcb board shipment power source aging ", the device being used for carrying out this class component thermal ageing test is designed to moveable car, use the heating of blower fan circulating air, compared with prior art, increase the mobility of test device, but detection efficiency can not be improved in itself, it is impossible to large batch of element is heated, it is impossible to accomplish to supervise in real time.And relative to the test process of pcb board, the installation before and after testing it of the LED charactron is taken off element requirements of process and is taken more time.
Utility model content
Technical scheme to be solved in the utility model is to overcome the deficiency in the presence of above-mentioned technology, and provides a kind of reasonable in design, easy to operate and high efficiency thermal ageing test device.
Solve above-mentioned technical problem and the technical scheme is that a kind of thermal ageing test device, including test box, in test box, be provided with temperature sensor, guidance panel it is provided with outside test box, being additionally provided with liquid crystal display outside test box, be provided with photographic head in test box, photographic head is connected with liquid crystal display；Being provided with air channel in test box two side, lower end, test box both sides is provided with heater and blower fan, and described heater is connected with air channel, and assembling is in heater side；The power supply draw-in groove that many groups are arranged vertically it is provided with in test box, often the test box inwall of group power supply draw-in groove both sides is provided with air inlet, test box top is provided with air outlet, and inside test box, top is provided with circulating air opening, and air inlet, air outlet and circulating air opening are connected with air channel respectively；Thermal ageing test device also includes feed arrangement, described feed arrangement includes at least one feeding car and multiple test board, wherein at least it is horizontally installed with one layer of fixed mount on feeding car, described every layer of fixed mount is provided with multiple fixed bit, being provided with location-plate between former and later two fixed bits, described location-plate both sides are provided with positioner；Every layer of fixed mount rear end is provided with one group of power connection, and described each fixed bit is provided with power interface, and the power interface on the power connection of every layer of fixed mount rear end multiple fixed bits set with on every layer of fixed mount is connected one by one；Described test board is arranged on fixed bit, and test board is connected with power interface, and test board is provided with multiple slot.Power supply draw-in groove connects external power source, and when feeding car enters test box, the power connection of feeding car rear end is connected with power supply draw-in groove.After test board energising on feeding car, the LED charactron that test board is connected is started working.One feeding car can install multiple test board simultaneously, once tests multiple LED charactrons.
Further, photographic head is high temperature resistant camera head.Because test environment is harsh, high temperature resistant camera head is used to increase the service life, it is ensured that the efficiency to element testing.
Further, test box base plate is provided with locating slot, is provided with positioner inside locating slot.Feeding car is pushed in test box, feeding car can be fixed by locating slot, avoid the excessive loose contact causing power connection to cause with power supply draw-in groove damaged in collision or positional fault of strength, prevent feeding car from answering external force to be moved collision in test process simultaneously.
Further, positioner includes screens key and back-moving spring, and back-moving spring is arranged on screens key rear end.
Further, outside air inlet, it is provided with the first air door, outside air outlet, is provided with the second air door.First air door and the second air door switch the most automatically, make test box have faster firing rate and more preferable insulating power.
Further, feeding car front end is provided with heat insulation handle.During carrying out burn-in test, feeding car often temperature is higher, when observing problem when, when needing to take out feeding car, uses heat insulation handle high temperature can be avoided to scald one's hand at needs.
This utility model compared with prior art has the advantage that reasonable in design, compares traditional test mode, and multiple test boards are arranged on feeding car turnover detection case and detect by employing, and the test bigger travelling speed of quantity faster, saves artificial；Have employed Intelligent heating cooling, test process is quick, simple to operate, can carry out putting and retracting of another batch of element while testing a collection of element, time-consuming；Carry out Real Time Observation while can be implemented in testing element, contribute to searching problem.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is front view of the present utility model.
Fig. 3 is the A-A amplification profile of Fig. 2.
Fig. 4 is the B-B profile of Fig. 2.
Fig. 5 is top view of the present utility model.
Fig. 6 is the C-C profile of Fig. 5.
Fig. 7 is the structural representation of this utility model feed arrangement.
Fig. 8 is the side view of this utility model feed arrangement.
Fig. 9 is the D-D amplification profile of Fig. 8.
Figure 10 is the use view of this utility model embodiment.
Detailed description of the invention
The utility model is described in further detail below in conjunction with the accompanying drawings and by embodiment.
Embodiment.
Seeing Fig. 1-Fig. 8, this utility model includes test box 1 and feed arrangement 2, is provided with guidance panel 11 outside test box 1, and guidance panel 11 side is provided with liquid crystal display 12.Photographic head 13 and temperature sensor 14 it is provided with in test box 1.Being provided with air channel 15 in test box 1 two side, test box 1 lower end is provided with heater 3 and blower fan 4, and described heater 3 is connected with air channel 15, and blower fan 4 is arranged on heater 3 side.The power supply draw-in groove 16 that many groups are arranged vertically it is provided with in test box 1, often the test box inwall of group power supply draw-in groove 16 both sides is provided with air inlet 17, test box top is provided with air outlet 18, inside test box, top is provided with circulating air opening 19, and air inlet 17, air outlet 18 and circulating air opening 19 are connected with air channel 15 respectively.Photographic head 13 is connected with liquid crystal display 12, and guidance panel 11 sends work order to test box 1.Photographic head 13 transmits a signal on liquid crystal display 12, it is possible to monitor test process in real time.Can be configured required test temperature and testing time at guidance panel 11, test box 1 both sides are equipped with heater 3, and heating process is fast, compares existing apparatus, by air channel circulating-heating evenly.
Further, feed arrangement 2 includes at least one feeding car 21 and test board 22.At least being horizontally installed with one layer of fixed mount 23 on feeding car 21, described every layer of fixed mount 23 is provided with multiple fixed bit 24, is provided with location-plate 25 between former and later two fixed bits 24, and location-plate 25 both sides are provided with positioner 5；Every layer of fixed mount 23 rear end is provided with one group of power connection 26, and each fixed bit 24 is provided with power interface 27, and the power connection 26 of every layer of fixed mount 23 rear end is connected one by one with the power interface 27 on fixed bit 24 set on every layer of fixed mount 23；Test board 22 is arranged on fixed bit 24, and test board 22 is connected with power interface 27, and test board 22 is provided with multiple slot 28.Being fixed on after test board 22 is plugged LED charactron on feeding car 21, interface 27 of connecting with the mains, the LED charactron that test board connects starts display after the power connection 26 of feeding car 1 connects power supply and runs.
Further, photographic head 13 is high temperature resistant camera head.Because test environment is harsh, high temperature resistant camera head is used to increase the service life, it is ensured that the efficiency to element testing.
Further, test box 1 base plate is provided with locating slot 6, is provided with positioner 5 inside locating slot 6.Feeding car is pushed in test box 1, feeding car 21 can be fixed by locating slot 6, avoid the excessive loose contact causing power connection 26 to cause with power supply draw-in groove 16 damaged in collision or positional fault of strength, prevent feeding car 1 in test process because external force is moved collision simultaneously.
Further, location-plate 25 and test box 1 base plate are equipped with positioner 5.Positioner 5 includes screens key 51 and back-moving spring 52, and back-moving spring 52 is arranged on screens key 51 rear end.When test board 22 or feeding car 21 push down screens key 51, screens key 51 can be retracted in location-plate 25 and test box 1 base plate by pressed home spring 52；After test board 22 or feeding car 21 arrive and specify position, back-moving spring 52 pushes out screens key 51 makes it reset, and pushes down test board 22 or the wheel of feeding car 21, prevents it from moving.
Further, outside air inlet 17, it is provided with the first air door 171, outside air outlet 18, is provided with the second air door 181.First air door 171 and the second air door 181 switch the most automatically, make test box 1 have faster firing rate and more preferable insulating power.
Further, feeding car 21 front end is provided with heat insulation handle 211.During carrying out burn-in test, feeding car 21 often temperature is higher, when observing problem when, when needing to take out feeding car 21, uses heat insulation handle 211 high temperature can be avoided to scald one's hand at needs.
See Fig. 9, when using thermal ageing test device, it would be desirable to the LED charactron of detection is inserted on test board 22, and test board 22 is fixed on fixed mount 23.Feeding car 21 being pushed test box 1, utilizes locating slot 6 to fix feeding car 21, it is ensured that after power connection 26 is connected with power supply draw-in groove 16, close chamber door.By photographic head 13, the LED charactron in case is confirmed test box 1 is outer, it is ensured that LED charactron is all energized display.Setting required test temperature and testing time followed by guidance panel 11, test box 1 enters heating mode, and heater 3 begins to warm up, and the first air door 171 set in test box 1 is opened, and the second air door 181 is in closure state.Heat produced by heater 3 can be passed through the form of hot blast from air channel 15 to air inlet 17 air-out by blower fan 4, enter air channel 15 from circulating air opening 19 again to circulate, element is heated, can be monitored observing to the state of element by liquid crystal display 12 in heating process simultaneously.Temperature sensor 14 can detect the temperature in test box 1, and after the temperature set by arriving, test box 1 enters holding mode, and heater 3 stops heating, and blower fan 4 works on.After the temperature in test box 1 is less than set temperature, test box 1 reenters heating mode, and heater 3 begins to warm up, and so circulation is until set ageing time terminates.When after the ageing time set by arriving, test box 1 enters refrigerating mode, and heater 3 stops heating, and the second air door 181 set on test box top is opened, and discharges heat from the outside air-out of air outlet 18.After having lowered the temperature, open chamber door, take out feeding car 21.While a collection of LED charactron is tested, the LED charactron of test can be needed to carry out feeding car 21 next group and put, relative to traditional test device, save the time of wait.One feeding car 21 can install multiple test board 22 simultaneously, once tests multiple LED charactrons, and relative to traditional test device, test volume is bigger, in hgher efficiency.
In this utility model, test board 22 can connect other power supplys and individually carry out detecting work, i.e. after using thermal ageing test device to complete test, is taken off by test board 22 from feeding car 21, carries out other detection after connecting power supply energising.
Furthermore, it is necessary to explanation, the specific embodiment described in this specification, as long as the undeclared concrete shape of its part and size, then this part can be any shape and size adapted with its structure；Meanwhile, the title that part is taken can also be different.All equivalences done according to structure, feature and the principle described in this utility model inventional idea or simple change, be all included in the protection domain of this utility model patent.
Claims (6)
1. a thermal ageing test device, including test box, it is provided with air channel in described test box two side, temperature sensor it is provided with in test box, it is provided with guidance panel outside described test box, it is characterized in that: be additionally provided with liquid crystal display outside described test box, being provided with photographic head in test box, described photographic head is connected with liquid crystal display；Lower end, test box both sides is provided with heater and blower fan, and described heater is connected with air channel, and assembling is in heater side；The power supply draw-in groove that many groups are arranged vertically it is provided with in test box, the test box inwall of described often group power supply draw-in groove both sides is provided with air inlet, test box top is provided with air outlet, and inside test box, top is provided with circulating air opening, and air inlet, air outlet and circulating air opening are connected with air channel respectively；
Also include feed arrangement, described feed arrangement includes at least one feeding car and multiple test board, wherein at least it is horizontally installed with one layer of fixed mount on feeding car, described every layer of fixed mount is provided with multiple fixed bit, being provided with location-plate between former and later two fixed bits, described location-plate both sides are provided with positioner；Every layer of fixed mount rear end is provided with one group of power connection, and described each fixed bit is provided with power interface, and the power interface on the power connection of every layer of fixed mount rear end multiple fixed bits set with on every layer of fixed mount is connected one by one；Described test board is arranged on fixed bit, and test board is connected with power interface, and test board is provided with multiple slot.
Thermal ageing test device the most according to claim 1, it is characterised in that: described photographic head is high temperature resistant camera head.
Thermal ageing test device the most according to claim 1, it is characterised in that: described test box base plate is provided with locating slot, is provided with positioner inside described locating slot.
4. according to the thermal ageing test device described in claim 1 or 3, it is characterised in that: described positioner includes screens key and back-moving spring, and back-moving spring is arranged on screens key rear end.
Thermal ageing test device the most according to claim 1, it is characterised in that: it is provided with the first air door outside described air inlet, outside air outlet, is provided with the second air door.
Thermal ageing test device the most according to claim 1, it is characterised in that: described feeding car front end is provided with heat insulation handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620366329.4U CN205809235U (en) | 2016-04-27 | 2016-04-27 | A kind of thermal ageing test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620366329.4U CN205809235U (en) | 2016-04-27 | 2016-04-27 | A kind of thermal ageing test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205809235U true CN205809235U (en) | 2016-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620366329.4U Withdrawn - After Issue CN205809235U (en) | 2016-04-27 | 2016-04-27 | A kind of thermal ageing test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205809235U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105759193A (en) * | 2016-04-27 | 2016-07-13 | 杭州华扬电子有限公司 | Thermal ageing testing apparatus and using method thereof |
| CN106707138A (en) * | 2016-12-29 | 2017-05-24 | 广东长虹电子有限公司 | Test fixtures for circuit board testing |
-
2016
- 2016-04-27 CN CN201620366329.4U patent/CN205809235U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105759193A (en) * | 2016-04-27 | 2016-07-13 | 杭州华扬电子有限公司 | Thermal ageing testing apparatus and using method thereof |
| CN105759193B (en) * | 2016-04-27 | 2018-10-02 | 杭州华扬电子有限公司 | A kind of thermal ageing test device and its application method |
| CN106707138A (en) * | 2016-12-29 | 2017-05-24 | 广东长虹电子有限公司 | Test fixtures for circuit board testing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161214 Effective date of abandoning: 20181002 |