CN204028312U - Multifunction changable loading ATE (automatic test equipment) - Google Patents
Multifunction changable loading ATE (automatic test equipment) Download PDFInfo
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- CN204028312U CN204028312U CN201420484752.5U CN201420484752U CN204028312U CN 204028312 U CN204028312 U CN 204028312U CN 201420484752 U CN201420484752 U CN 201420484752U CN 204028312 U CN204028312 U CN 204028312U
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Abstract
The utility model discloses a kind of multifunction changable loading ATE (automatic test equipment), comprise device for exerting, worktable and test circuit, test circuit can be electrically connected with test products on worktable, test circuit is electrically connected with a conducting display device, conducting display device can show test circuit conducting situation, device for exerting is positioned at directly over worktable, and device for exerting can apply the little pressure of the limit of setting and the large pressure of the limit of setting to the test products on worktable successively, the little pressure of the limit of described setting is less than the large pressure of the limit of setting, the utility model structure is simple, can testing product whether qualified and can distinguish bad product, detection speed is fast, reduce processing time, improve product yields.
Description
Technical field
The utility model relates to a kind of button continuity test equipment, particularly a kind of multifunction changable loading ATE (automatic test equipment).
Background technology
Common thin film switch/keyboard continuity test is all carry out engaged test by the trigger force of electromagnetic motor or spring, difficult point is the contact force size that cannot accurately control in test process, emphasis shows the weight and the sensitive exception of mistake that accurately cannot test out keyboard, if use loading curve instrument test, cause again testing cost high, efficiency is low, and therefore existing testing scheme exists following shortcoming:
1. cannot complete Detection task during batch production;
2. become with high investment by sacrifice processing time and originally achieved the goal, be unfavorable for the cost control of enterprise;
3. manual test can be sayed without standard, causes quality hidden danger.
Utility model content
In order to overcome above-mentioned defect, the utility model provides a kind of multifunction changable loading ATE (automatic test equipment), and it can carry out continuity test to test products fast and accurately, and can to bad carried out sensitive bad and weight is bad distinguishes.
The utility model in order to the technical scheme solving its technical matters and adopt is: a kind of multifunction changable loading ATE (automatic test equipment), comprise device for exerting, worktable and test circuit, test circuit can be electrically connected with test products on worktable, test circuit is electrically connected with a conducting display device, conducting display device can show test circuit conducting situation, device for exerting is positioned at directly over worktable, and device for exerting can apply the little pressure of the limit of setting and the large pressure of the limit of setting to the test products on worktable successively, the little pressure of the limit of described setting is less than the large pressure of the limit of setting.
As further improvement of the utility model, described device for exerting comprises frame, clamping plate, pull bar, first, two drive units and first, two weight blocks, described frame is fixedly arranged on worktable, clamping plate longitudinally can slide and be positioned in frame, first drive unit drives clamping plate lengthwise movement, pull bar longitudinally can slide and be positioned on clamping plate downside surface, second drive unit drives pull bar motion, on pull bar periphery wall from top to bottom successively formed diameter extend out first, two stage steps, first weight block upper end is formed with the inverted T-shaped hole that upper-end inner diameter is less than bottom diameter, the through hole of falling countersunk head that upper-end inner diameter is less than bottom diameter is formed inside second weight block, first, two weight blocks are sheathed on pull bar outer surface from bottom to top respectively, and the second level step backstop of pull bar lower end is on the inverted T-shaped hole step surface of the first weight block, the first order step backstop on pull bar top is on the through hole of the falling countersunk head step surface of the second weight block, second weight block can be stacked and placed on the first weight block.
As further improvement of the utility model, described first weight block upper end is formed with the inverted T-shaped hole that upper-end inner diameter is less than bottom diameter, being formed with the structure that upper-end inner diameter is less than the through hole of falling countersunk head of bottom diameter inside second weight block is: be embedded with the first snap ring inside the upper end of the first weight block, inverted T-shaped pore structure is jointly formed with the first weight block medial surface inside first snap ring, the second snap ring is embedded with inside the upper end of the second weight block, jointly the through-hole structure of falling countersunk head is formed with the second weight block medial surface inside second snap ring, described second weight block lower end forms radial direction and extends out structure, this radial direction extends out structure and is just sheathed on outside the first weight block upper end, on second weight block, the step surface formed between lower two ends can superpose and be positioned over the first weight block upper end.
As further improvement of the utility model, also be provided with some weights, first and second weight block outer surface forms outer male structure respectively, some weights can be dismantled and be sheathed on outside first and second weight block, and in the outer male structure of counterweight downside surface backstop outside first and second weight block.
As further improvement of the utility model, described second drive unit is electromagnet, and the first drive unit is cylinder, is also provided with a controller, and this controller controls first and second drive unit sequentially-operating respectively.
As further improvement of the utility model, described controller and test circuit are electrically connected, controller can be analyzed the conducting situation of test circuit and control conducting display device display analysis result, and described conducting display device is the combination of the one or both in display and alarm.
As further improvement of the utility model, described frame is also provided with guide-localization hole, worktable is also provided with guide-localization bar, this guide-localization bar be able to be inserted in guide-localization hole.
As further improvement of the utility model, described test products is thin film switch, and the first weight block lower end diameter shrinks the fore-set being formed and mate with test products switch size.
The beneficial effects of the utility model are: the utility model carries out setting exerting pressure of the little pressure of the limit to test products by the first weight block deadweight, carry out test products and whether there is sensitive defect, then realize applying the large pressure of the setting limit to test products by stacking second weight block on the first weight block, carry out test products and whether there is weight defect, this kind of method of testing is simple, can detect that whether product is qualified, can also be sensitive bad or weight is bad to be distinguished by bad product, be conducive to understanding the overall unfavorable condition of Bulk product, this assay device structures is simple, detection speed is fast, reduce processing time, improve product yields, cost control for enterprise is very favourable, it is easy to install and use, it adopts single mode blocking to design, directly use can be locked in original test chassis, its test accurately, docking port equipment and operating personnel require extremely low, stay in grade, this equipment profile is light and handy, loading is freely allocated, combine rich and varied, applicability is very wide, easily can meet the more and more harsh quality requirements of client.
Accompanying drawing explanation
Fig. 1 is test philosophy figure of the present utility model;
Fig. 2 is multifunction changable loading ATE (automatic test equipment) structural drawing of the present utility model;
Fig. 3 is that the utility model applies the little pressure test constitutional diagram of the limit of setting to test products;
Fig. 4 is that the utility model applies the large pressure test constitutional diagram of the limit of setting to test products;
Fig. 5 is that the utility model is for testing different loading specification principle of products figure.
Embodiment
Embodiment: a kind of multifunction changable loading ATE (automatic test equipment), comprise device for exerting, worktable 15 and test circuit, test circuit can be electrically connected with test products 2 on worktable 15, test circuit is electrically connected with a conducting display device 17, conducting display device 17 can show test circuit conducting situation, device for exerting is positioned at directly over worktable 15, and device for exerting can apply the little pressure of the limit of setting and the large pressure of the limit of setting to the test products 2 on worktable 15 successively, the little pressure of the limit of described setting is less than the large pressure of the limit of setting, device for exerting applies pressure to test products 2 and makes test circuit conducting, if the little pressure of the limit of setting can make, the switch 1 of test products is closed illustrates that this test products 2 existed sensitive defect, normal request for utilization can not be met, if the large pressure of the limit of setting can not make, the switch 1 of test products is closed illustrates that this test products 2 exists weight defect, normal request for utilization can not be met, only the switch 1 of test products 2 is made to close and can meet functional need at the pressure energy between the little pressure of the limit and the large pressure of the limit of setting of setting, this testing apparatus structure is simple, convenient test, can detect that test products 2 is certified products or unacceptable product fast, unacceptable product also can be told to be existed sensitive defect and also there is weight defect, testing result is accurate.
Described device for exerting comprises frame 5, clamping plate 6, pull bar 7, first, two drive units 8, 9 and first, two weight blocks 10, 11, institute's frame 5 is fixedly arranged on worktable 15, clamping plate 6 longitudinally can slide and be positioned in frame 5, clamping plate 6 lengthwise movement is moved in first drive unit 8 district, pull bar 7 longitudinally can slide and be positioned on clamping plate 6 downside surface, second drive unit 9 drives pull bar 7 to move, on pull bar 7 periphery wall from top to bottom successively formed diameter extend out first, two stage steps, first weight block 10 upper end is formed with the inverted T-shaped hole that upper-end inner diameter is less than bottom diameter, the through hole of falling countersunk head that upper-end inner diameter is less than bottom diameter is formed inside second weight block 11, first, two weight blocks are sheathed on pull bar 7 outer surface respectively from bottom to top, and the second level step backstop of pull bar 7 lower end is on the inverted T-shaped hole step surface of the first weight block 10, the first order step backstop on pull bar 7 top is on the through hole of the falling countersunk head step surface of the second weight block 11, second weight block 11 can be stacked and placed on the first weight block 10, clamping plate 6 are driven to decline by the first drive unit 8, when being reduced to assigned address, clamping plate 6 are slack, now, the second level step surface that first weight block 10 departs from pull bar 7 lower end stops, first weight block 10 deadweight is pressed on test products, to the little pressure of the limit of test products one setting, then, second drive unit 9 drives pull bar 7 to decline, now the second weight block 11 together declines with pull bar 7, when dropping to assigned address, pull bar 7 is slack, second weight block 11 overlays on the first weight block 10, and the second weight block 11 disengages with the first order step surface of pull bar 7, first, the general assembly (TW) of two weight blocks is pressed on test products, to the enormous pressure of test products one setting, this structure is simple, convenient operation, test duration is short, low cost of manufacture, wherein pull bar 7 and first, the syndeton of two weight blocks also can be first, the T-shaped structure that upper end diameter is greater than lower end diameter is arranged in two weight block upper ends, pull bar 7 lower end is formed with first of longitudinal arrangement from bottom to top, two countersunk head through holes, and this first, two countersunk head through holes are communicated with, first weight block 10 is located in the first counter sink, second weight block 11 is located in the second counter sink, and first, backstop is distinguished in first in the upper end that two weight block diameters are large, on the countersunk head face of two counter sinks, its principle is identical with aforementioned structure principle, except adopting this kind of structure, mechanical arm or inserted link can also be adopted to pick up respectively or unclamp first, two weight blocks, make the scheme singly putting or stack to push down test products both it, or adopt the mode of air pressure, by pressurizeing to the annular seal space with piston at twice, test products surface is compressed by piston, realize the applying of the little pressure of the setting limit and the large pressure of the setting limit, this type of is all structure well known to those skilled in the art.
Described first weight block 10 upper end is formed with the inverted T-shaped hole that upper-end inner diameter is less than bottom diameter, being formed with the structure that upper-end inner diameter is less than the through hole of falling countersunk head of bottom diameter inside second weight block 11 is: be embedded with the first snap ring 3 inside the upper end of the first weight block 10, inverted T-shaped pore structure is jointly formed with the first weight block 10 medial surface inside first snap ring 3, the second snap ring 4 is embedded with inside the upper end of the second weight block 11, jointly the through-hole structure of falling countersunk head is formed with the second weight block 11 medial surface inside second snap ring 4, described second weight block 11 lower end forms radial direction and extends out structure, this radial direction extends out structure and is just sheathed on outside the first weight block 10 upper end, on second weight block 11, the step surface formed between lower two ends can superpose and be positioned over the first weight block 10 upper end.
Also be provided with some weights 16, first and second weight block outer surface forms outer male structure respectively, some weights 16 can be dismantled and be sheathed on outside first and second weight block, and in the outer male structure of counterweight downside surface backstop outside first and second weight block, the product of different loading specification can be tested by hanging up weights.
Described second drive unit is electromagnet, first drive unit is cylinder, also be provided with a controller, this controller controls first and second drive unit sequentially-operating respectively, during energising, solenoid produces electromagnetic force and pull bar 7 is mentioned, and the second weight block is subject to the stop of pull bar 7 first order step surface and disengages with the first weight block; During power-off, electromagnetic force disappears, spring handle pull bar 7 presses down, second weight block loses the stop of pull bar 7 first order step surface, decline under Gravitative Loads, overlay on the first weight block, by the superposition of first and second weight block 10,11, realize the increase to test products 2 pressure, this structure is simply convenient to control, low cost of manufacture, and the first drive unit also can adopt motor driving screw body to realize in addition, second drive unit also can adopt cylinder or the realization of motor driving screw body etc., is structure well known to those skilled in the art.
Described controller and test circuit are electrically connected, and controller can be analyzed the conducting situation of test circuit and control conducting display device 17 display analysis result.
Described conducting display device is the combination of the one or both in display and alarm.
Described frame 5 is also provided with guide-localization hole 12, worktable 15 is also provided with guide-localization bar 13, this guide-localization bar 13 be able to be inserted in guide-localization hole 12, realize pull bar 7 and on the guide effect of first and second weight block 10,11, ensure that the first weight block just drops on switch 1 position of test products 2.
2 of described test products is thin film switch, first weight block lower end diameter shrinks the fore-set being formed and mate with switch 1 size of 2 of test products, ensure to compress switch 1 accurately, and first and second weight block 10,11 all pressure are pressed on the switch 1 of test products 2 all uniformly.
Claims (8)
1. a multifunction changable loading ATE (automatic test equipment), it is characterized in that: comprise device for exerting, worktable (15) and test circuit, test circuit can be electrically connected with test products on worktable, test circuit is electrically connected with a conducting display device, conducting display device can show test circuit conducting situation, device for exerting is positioned at directly over worktable, and device for exerting can apply the little pressure of the limit of setting and the large pressure of the limit of setting to the test products (2) on worktable successively, the little pressure of the limit of described setting is less than the large pressure of the limit of setting.
2. multifunction changable loading ATE (automatic test equipment) according to claim 1, it is characterized in that: described device for exerting comprises frame (5), clamping plate (6), pull bar (7), first, two drive units (8, 9) and the first, two weight blocks (10, 11), described frame is fixedly arranged on worktable, described clamping plate longitudinally can slide and be positioned in frame, first drive unit drives clamping plate lengthwise movement, pull bar longitudinally can slide and be positioned on clamping plate downside surface, second drive unit drives pull bar motion, on pull bar periphery wall from top to bottom successively formed diameter extend out first, two stage steps, first weight block upper end is formed with the inverted T-shaped hole that upper-end inner diameter is less than bottom diameter, the through hole of falling countersunk head that upper-end inner diameter is less than bottom diameter is formed inside second weight block, first, two weight blocks are sheathed on pull bar outer surface from bottom to top respectively, and the second level step backstop of pull bar lower end is on the inverted T-shaped hole step surface of the first weight block, the first order step backstop on pull bar top is on the through hole of the falling countersunk head step surface of the second weight block, second weight block can be stacked and placed on the first weight block.
3. multifunction changable loading ATE (automatic test equipment) according to claim 2, it is characterized in that: described first weight block upper end is formed with the inverted T-shaped hole that upper-end inner diameter is less than bottom diameter, being formed with the structure that upper-end inner diameter is less than the through hole of falling countersunk head of bottom diameter inside second weight block is: be embedded with the first snap ring (3) inside the upper end of the first weight block, inverted T-shaped pore structure is jointly formed with the first weight block medial surface inside first snap ring, the second snap ring (4) is embedded with inside the upper end of the second weight block, jointly the through-hole structure of falling countersunk head is formed with the second weight block medial surface inside second snap ring, described second weight block lower end forms radial direction and extends out structure, this radial direction extends out structure and is just sheathed on outside the first weight block upper end, on second weight block, the step surface formed between lower two ends can superpose and be positioned over the first weight block upper end.
4. multifunction changable loading ATE (automatic test equipment) according to claim 3, it is characterized in that: be also provided with some weights (16), first and second weight block outer surface forms outer male structure respectively, some weights can be dismantled and be sheathed on outside first and second weight block, and in the outer male structure of counterweight downside surface backstop outside first and second weight block.
5. multifunction changable loading ATE (automatic test equipment) according to claim 2, it is characterized in that: described second drive unit is electromagnet, first drive unit is cylinder, is also provided with a controller, and this controller controls first and second drive unit sequentially-operating respectively.
6. multifunction changable loading ATE (automatic test equipment) according to claim 5, it is characterized in that: described controller and test circuit are electrically connected, controller can be analyzed the conducting situation of test circuit and control conducting display device (17) display analysis result, and described conducting display device is the combination of the one or both in display and alarm.
7. multifunction changable loading ATE (automatic test equipment) according to claim 5, it is characterized in that: described frame is also provided with guide-localization hole (12), worktable is also provided with guide-localization bar (13), this guide-localization bar be able to be inserted in guide-localization hole.
8. multifunction changable loading ATE (automatic test equipment) according to claim 7, it is characterized in that: described test products (2) is thin film switch, the first weight block lower end diameter shrinks the fore-set (14) being formed and mate with switch (1) size of test products.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420484752.5U CN204028312U (en) | 2014-08-26 | 2014-08-26 | Multifunction changable loading ATE (automatic test equipment) |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420484752.5U CN204028312U (en) | 2014-08-26 | 2014-08-26 | Multifunction changable loading ATE (automatic test equipment) |
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| CN204028312U true CN204028312U (en) | 2014-12-17 |
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| CN201420484752.5U Active CN204028312U (en) | 2014-08-26 | 2014-08-26 | Multifunction changable loading ATE (automatic test equipment) |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104155601A (en) * | 2014-08-26 | 2014-11-19 | 昆山高健电子工业有限公司 | Multifunctional variable-load automatic test equipment and method |
| CN106970320A (en) * | 2017-04-20 | 2017-07-21 | 苏州达方电子有限公司 | A kind of keyboard detection equipment |
-
2014
- 2014-08-26 CN CN201420484752.5U patent/CN204028312U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104155601A (en) * | 2014-08-26 | 2014-11-19 | 昆山高健电子工业有限公司 | Multifunctional variable-load automatic test equipment and method |
| CN104155601B (en) * | 2014-08-26 | 2018-01-30 | 昆山高健电子工业有限公司 | Multifunction changable loading ATE and method |
| CN106970320A (en) * | 2017-04-20 | 2017-07-21 | 苏州达方电子有限公司 | A kind of keyboard detection equipment |
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