CN204116394U - A kind of function test fixture of automobile electronics - Google Patents
A kind of function test fixture of automobile electronics Download PDFInfo
- Publication number
- CN204116394U CN204116394U CN201420625480.6U CN201420625480U CN204116394U CN 204116394 U CN204116394 U CN 204116394U CN 201420625480 U CN201420625480 U CN 201420625480U CN 204116394 U CN204116394 U CN 204116394U
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- 238000012360 testing method Methods 0.000 title claims abstract description 100
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000011990 functional testing Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model relates to a kind of function test fixture of automobile electronics, comprises a test board, supports the casing of test board, is loaded into separably on test board for supporting with the support plate of fixing product to be measured, being arranged at the screw mandrel that is connected below test board and with stepper motor and for support plate being fixed on the fixed mechanism on test board.Fixed mechanism comprises the first cylinder and the second cylinder.First and second cylinders are connected with stepper motor by screw mandrel, by stepper motor, the first and second cylinders can be made to do axially-movable along the axis of screw mandrel.Support plate is provided with multiple fixture for fixing product to be measured, fixture coordinates to be fixed on test board by support plate with fixed mechanism.The function test fixture structure of automobile electronics of the present utility model is simple, can the product of compatible multiple different mechanical dimension by changing support plate, thus can save testing cost, improves testing efficiency, and can save space.
Description
Technical field
The utility model relates to a kind of automobile electronics field tests, especially relate to a kind of can the function test fixture of automobile electronics of compatible multiple different mechanical dimension.
Background technology
In the production run of automobile electronics, need to carry out functional test to automobile electronics.Such as, when carrying out functional test to on-board air conditioner controller, according to different physical construction and the different size of every money on-board air conditioner controller, needing to develop different function test fixtures for every money on-board air conditioner controller and carrying out subtest.Traditional function test fixture needs to reuse as parts such as EmS, cylinder, cylinder solenoid valve, gas-tpe fittings usually, therefore, traditional function test fixture input cost is high, and time tool design cycle is longer, complex structure, volume is comparatively large, heavier-weight, thus cause the function test fixture of automobile electronics to need on a production line to take larger placing space, and add the working strength of operator.
Utility model content
In view of above problem, the purpose of this utility model be to provide a kind of can the function test fixture of automobile electronics of compatible multiple different mechanical dimension, this function test fixture structure is simple, by changing support plate thus can the product of compatible multiple different mechanical dimension, thus can testing cost be saved, and can space be saved, improve testing efficiency.
A function test fixture for automobile electronics, comprises a test board, supports the casing of test board, is loaded into separably on test board for supporting with the support plate of fixing product to be measured, being arranged at the screw mandrel that is connected below test board and with stepper motor and for support plate being fixed on the fixed mechanism on test board.Wherein, fixed mechanism comprises the first cylinder and the second cylinder.First and second cylinders are connected with stepper motor by screw mandrel, by stepper motor, the first and second cylinders can be made to do axially-movable along the axis of screw mandrel.Support plate is provided with multiple fixture for fixing product to be measured, fixture coordinates to be fixed on test board by support plate with fixed mechanism.
First cylinder and the second cylinder can move along screw mandrel, and support plate is fixed on test board from support plate both sides by first, second cylinder respectively.Because product to be measured is fixed on support plate by the fixture on support plate, so also product to be measured is fixed on test board by first, second cylinder, so that test product to be measured.The function test fixture of automobile electronics of the present utility model adopts fixing casing and test board, when testing the automobile electronics of different institutions size, only need to be used for fixing product to be measured according to the fixture on mechanical dimension's design support plate of difference product to be measured.Therefore, the function test fixture of automobile electronics of the present utility model can the automobile electronics of compatible multiple different mechanical dimension, thus can save testing cost.
Further, the front shoe of the first cylinder has the first protuberance stretched out towards the second cylinder direction near one end of the second cylinder; The front shoe of the second cylinder has the second protuberance stretched out towards the first cylinder direction near one end of the first cylinder.
Further, first, second protuberance is respectively arranged with an arbor wheel away from the end of front shoe side.
Further, the multiple fixtures on support plate comprise the first fixture and the second fixture.First, second fixture comprises the holder that matches with first, second protuberance and respectively for product to be measured being fixed on the clamp module on support plate.Holder comprise one can hold arbor wheel, container cavity that bottom surface is curved.
Further, first, second fixture also comprises the limited block being fixed on support plate two ends and the connecting link be fixedly connected with limited block respectively.Holder is provided with the through hole passed for connecting link.By connecting link, holder can move along connecting link.
Further, screw mandrel is threaded rod, is provided with a bearing in the middle of it.The side of stepper motor be also connected with an axle with.The bearing of screw mandrel is connected by travelling belt with the bearing of stepper motor, drives screw mandrel to rotate to make stepper motor.
Further, a supporting mechanism is provided with below screw mandrel.First, second cylinder is loaded on supporting mechanism respectively by first, second supporting seat of the bearing both sides being positioned at screw mandrel.First, second supporting seat is respectively arranged with a screw passed for screw mandrel.The screw of first, second supporting seat coordinates with screw mandrel, make first, second supporting seat can along screw mandrel axially simultaneously toward close to each other or mutually away from direction move.Therefore, first, second cylinder can simultaneously toward close to each other or mutually away from direction move, thus from the both sides of support plate, support plate can be fixed on test board.
Further, first, second cylinder extend out to above test board from casing.The front shoe of first, second cylinder is supported for can be moved up and down along the direction vertical with test board by the piston rod of first, second cylinder respectively, for being fixed support plate in test board in the direction vertical with test board.
Before product to be measured is tested, with first, second fixture on support plate, clamping product to be measured is fixed on support plate, then support plate is loaded into test board; Moved toward direction close to each other by first, second cylinder of step motor control, the arbor wheel of first, second cylinder to stretch into respectively in the container cavity of holder and abuts against with container cavity bottom surface; The front shoe controlling first, second cylinder again moves downward, the arbor wheel of first, second cylinder slides along the bottom surface of container cavity thus the holder promoting support plate two ends moves along connecting link toward direction close to each other, thus better more firmly clamps and fix product to be measured.
Further, the base plate of support plate is provided with one or more fixed orifice, for product to be measured being fixed on the fixed position on support plate.
Preferably, the first and second cylinders are twin shaft cylinder or three axle cylinders.
The function test fixture of automobile electronics of the present utility model can the automobile electronics of compatible multiple different mechanical dimension, only need electronic product to be measured can be fixed on support plate by both sides, namely can be tested by the function test fixture of automobile electronics of the present utility model.The utility model adopts fixing test board, only needs to test different products to be measured, therefore, it is possible to save manufacturing cost significantly according to different product designs to be measured and replacing support plate.And multiple product to be measured only needs a public testing base and different support plates, and the spatial volume that support plate takies is less, thus larger air-conditioning can be saved for production line.In addition, the lighter weight of support plate, changes support plate comparatively simple, therefore, it is possible to reduce the manipulation strength of operator.
Accompanying drawing explanation
Fig. 1 is the stereographic map of the function test fixture of the automobile electronics of an embodiment.
Fig. 2 is the inner structure schematic diagram of the function test fixture of automobile electronics in Fig. 1.
Fig. 3 is the schematic diagram that in an embodiment, cylinder coordinates with screw mandrel.
Fig. 4 is the stereographic map of support plate in an embodiment.
Embodiment
Below in conjunction with specific embodiment and accompanying drawing, the function test fixture to automobile electronics of the present utility model is described in further detail.
Fig. 1 is the stereographic map of the function test fixture of the automobile electronics of the utility model one embodiment.Fig. 2 is the inner structure schematic diagram of the function test fixture of automobile electronics in Fig. 1.
For sake of convenience, hereinafter alleged " left side " " right side " is consistent with the left and right direction of Fig. 1 itself, and with casing place plane for surface level, but restriction effect is not played to structure of the present utility model.In addition, for for purpose of brevity, the cylinder that the function test fixture of these automobile electronics is arranged in Fig. 1 left side is called " the first cylinder "; The cylinder being arranged in Fig. 1 right side is called " the second cylinder ".
As depicted in figs. 1 and 2, the function test fixture of automobile electronics of the present utility model comprises a test board 1, casing 2, support plate 5, screw mandrel 3 and fixed mechanism.Test board 1 is supported by casing 2, and is fixedly connected with casing 2.Test board 1 is configured to the tabular that there is strip opening centre, and test board 1 place plane is horizontal by certain angle.Be provided with in casing 2 power module for powering, controller, for the motor driver of drive motor and the stepper motor 6 for controlling screw mandrel.
Screw mandrel 3 and test board 1 place plane are installed in casing 2 abreast, and it is positioned at below test board 1.As shown in Figure 3, in present embodiment, screw mandrel 3 is a threaded rod, is set with a bearing 31 therebetween, and contrary at the hand of spiral of the screw mandrel of bearing 31 both sides.Also be connected with a bearing 61 in the side of stepper motor 6, the bearing 61 of stepper motor 6 is connected by a travelling belt 62 with the bearing 31 of screw mandrel 3, thus controls the rotation of screw mandrel 3 by stepper motor 6.
Below screw mandrel 3, be provided with a supporting mechanism, this supporting mechanism comprise one with parallel plane first back up pad 71 in test board place and the second back up pad 72 erected from the back up pad left and right sides respectively and the 3rd back up pad 73.A through hole passed for screw mandrel 3 is respectively arranged with in second, third back up pad 72,73.The through hole that the two ends of screw mandrel 3 are each passed through second, third back up pad 72,73 is fixedly connected with casing 2 both sides.The two side ends of the first back up pad 71 is fixedly connected with casing 2 both sides, is provided with a through hole in the middle of it, and the travelling belt 62 for the bearing 61 on the bearing 31 of connection wire rod 3 and stepper motor 6 passes through.First back up pad 71 is provided with two strip guide rails parallel with the axis of screw mandrel 3 near the upper surface of screw mandrel 3.This first back up pad 71 is mounted with two supporting seats 81,82, and the bottom surface of two supporting seats 81,82 is provided with the groove coordinated with the guide rail of the first back up pad 71.The bottom of two supporting seats 81,82 be equipped with for threaded rod 3 through and with the screw of the threaded engagement on threaded rod 3.These two supporting seats 81, the second supporting seat 82 on the right of 82 the first supporting seats 81 comprising bearing 31 left side being active in screw mandrel 3 and the bearing 31 being active in screw mandrel 3, and by supporting seat 81,82 when being installed on back up pad, makes the first supporting seat 81, second supporting seat 82 equal with the distance of the bearing 31 on screw mandrel 3 respectively.Therefore control screw mandrel 3 by stepper motor 6 to rotate, can make the first supporting seat 81 and the second supporting seat 82 along screw mandrel 3 axially simultaneously toward close to each other or mutually away from direction move, and first, second supporting seat 81,82 can limit range of movement by second, third back up pad 72,73 when moving toward reverse direction.
Fixed mechanism is used for support plate 5 to be fixed on test board 1, and it comprises the first cylinder 41 and the second cylinder 42.Wherein the first cylinder 41 and the second cylinder 42 are twin shaft cylinder or three axle cylinders.First cylinder 41 is roughly the same with the structure of the second cylinder 42, the front shoe 411,421 including cylinder barrel, piston, piston rod and be connected with piston rod.First cylinder 41 and the second cylinder 42 are fixedly mounted on the first supporting seat 81 and the second supporting seat 82 respectively, make first, second cylinder 41,42 extend out to above test board 1 from the strip opening of test board 1, and make axis and the first back up pad 71 place plane orthogonal of piston rod, thus front shoe 411,421 are supported for along the axially-movable of piston rod, namely can be moved up and down along the direction vertical with test board 1 by piston rods.Therefore, control screw mandrel 3 by stepper motor 6 and rotate, can by first, second supporting seat 81,82 drive respectively first, second cylinder 41,42 test board 1 strip opening along screw mandrel 3 axially simultaneously toward close to each other or mutually away from direction move.
The front shoe 411 of the first cylinder 41 has the first protuberance 41a stretched out towards the second cylinder 42 direction near one end of the second cylinder 42.The front shoe 421 of the second cylinder 42 has the second protuberance 42a stretched out towards the second cylinder 41 direction near one end of the first cylinder 41.An arbor wheel 41b is respectively arranged with, 42b away from the end of respective place front shoe 411,421 side at the first protuberance 41a and the second protuberance 41b.
Fig. 4 is the stereographic map of support plate.Support plate 5 is loaded on test board 1 separably, and it is for supporting and fixing product to be measured.Support plate 5 is provided with multiple fixture 51,52 for fixing product to be measured.Preferably, multiple fixtures of support plate comprise the first fixture 51 and the second fixture 52 being provided with the support plate left and right sides.First fixture 51 and the second fixture 52 comprise the holder 511 matched with the first protuberance 41a, the second protuberance 42a respectively, 521, for product to be measured being fixed on the clamp module 512 on support plate, 522, for limiting the limited block 513 of the moving range of holder, 523 and the connecting link 514,524 that is fixedly connected with limited block.Holder 511,521 shapes being formed as a word of falling J, it is one can hold arbor wheel 41b, the container cavity of 42b that its middle bight is recessed to form downwards.The bottom surface of this container cavity is curved.Limited block 513,523 are fixedly installed on holder 511 with a predeterminable range, the left and right sides of 521.Connecting link 514,524 through the bottom of holder 511,521 and the limited block 513 of holder 511,521 left and right sides, and 523 are fixedly connected with.Holder 511,521 can along connecting link 514 in limited block 513,523 limited range of its left and right sides, and 524 move left and right.The clamp module 512,522 of first, second fixture 51,52 according to the mechanical configurations of different products to be measured and size, can be designed to different structures.
Support plate 5 is also provided with one or more pilot hole 53, thus the installation site of product to be measured on support plate 5 can be determined.
When product to be measured tested by needs, first, second cylinder is made to lay respectively at the leftmost side and the rightmost side by stepper motor in advance; With first, second fixture on support plate, clamping product to be measured is fixed on support plate, then by screw, support plate is loaded into testing stand; Then rotated by step motor control screw mandrel, because the hand of spiral of the bearing both sides of screw mandrel is contrary, therefore can from the preset distance that moves toward identical direction while of first, second cylinder of step motor control, the protuberance of first, second cylinder is stretched in the container cavity of support plate upper fixed seat respectively, and the arbor wheel of first, second cylinder abut mutually with the bottom surface of container cavity; And then the front shoe controlling first, second cylinder moves toward the direction downward perpendicular to test board, the arbor wheel of first, second cylinder is slided along the bottom surface of container cavity, thus the holder promoting support plate two ends moves along connecting link toward direction close to each other, holder is made to clamp product to be measured from product both sides to be measured, therefore, it is possible to better more firmly clamp and fix product to be measured; Finally start test macro, carry out normal test mode and product to be measured is tested.
When the test is finished, first, second cylinder of step motor control toward mutually away from direction motion, release support plate, so that disassemble support plate from test board.
When testing the automobile electronics of different mechanical dimension, only needing to design different support plates according to different automobile electronics, understandably, only needing the fixture designed on support plate product to be measured can be fixed on support plate.Therefore, the function test fixture of automobile electronics of the present utility model adopt fixing test board and be loaded into separably on test board, for the support plate of fixing product to be measured, can realize test to the automobile electronics of different mechanical dimension by changing support plate, namely function test fixture of the present utility model can the product to be measured of compatible multiple different mechanical dimension.Owing to have employed fixing test board, need the cost of the support plate changed lower, therefore, it is possible to save testing cost.In addition, due to small volume and the lighter weight of support plate, therefore can not only save taking up room of measurement jig, the manipulation strength of operator can also be alleviated.
Although carry out in conjunction with above specific embodiment description of the present utility model, those skilled in the art can carry out many replacements, modifications and variations, be apparent according to above-mentioned content.Therefore, all like this substitute, improve and change be all included in the spirit and scope of attached claim.
Claims (10)
1. the function test fixture of automobile electronics, comprise a test board, support the casing of test board and be loaded into separably on described test board for supporting and fix the support plate of product to be measured, it is characterized in that, also comprise: being arranged at the screw mandrel that is connected below test board and with stepper motor and for support plate being fixed on the fixed mechanism on test board; Described fixed mechanism comprises the first cylinder and the second cylinder; Described first and second cylinders are connected with described stepper motor by described screw mandrel, by described stepper motor, described first and second cylinders can be made to do axially-movable along the axis of described screw mandrel; Described support plate is provided with multiple fixture for fixing product to be measured, described fixture coordinates to be fixed on described test board by support plate with described fixed mechanism.
2. the function test fixture of the function automobile electronics of automobile electronics according to claim 1, it is characterized in that, the front shoe of described first cylinder has the first protuberance stretched out towards described second cylinder direction near one end of described second cylinder; The front shoe of described second cylinder has the second protuberance stretched out towards described first cylinder direction near one end of described first cylinder.
3. the function test fixture of automobile electronics according to claim 2, is characterized in that, first, second protuberance described is respectively arranged with an arbor wheel away from the end of described front shoe.
4. the function test fixture of automobile electronics according to claim 3, is characterized in that, fixtures multiple on described support plate comprises the first fixture and the second fixture; First, second fixture described comprises the holder that matches with first, second protuberance and respectively for product to be measured being fixed on the clamp module on support plate; Described holder comprise one can hold described arbor wheel, container cavity that bottom surface is curved.
5. the function test fixture of automobile electronics according to claim 4, is characterized in that, first, second fixture described all also comprises the limited block being fixed on support plate two ends and the connecting link be fixedly connected with limited block; Described holder is provided with the through hole passed for described connecting link, and by described connecting link, described holder can move along described connecting link.
6. the function test fixture of automobile electronics according to claim 1, is characterized in that, described screw mandrel is threaded rod, is provided with a bearing in the middle of it; The side of described stepper motor is also connected with a bearing; Bearing on described screw mandrel is connected by travelling belt with the bearing of described stepper motor, drives described screw mandrel to rotate to make stepper motor.
7. the function test fixture of automobile electronics according to claim 6, it is characterized in that, be provided with a supporting mechanism below described screw mandrel, first, second cylinder described is loaded on described supporting mechanism respectively by first, second supporting seat of the bearing both sides being positioned at screw mandrel; First, second supporting seat described is respectively arranged with a screw passed for described screw mandrel; The screw of first, second supporting seat described coordinates with screw mandrel, make first, second supporting seat can along described screw mandrel axially simultaneously toward close to each other or mutually away from direction move.
8. the function test fixture of automobile electronics according to claim 7, is characterized in that, first, second cylinder described extend out to above described test board from casing; The front shoe of first, second cylinder described is supported for can be moved up and down along the direction vertical with described test board by the piston rod of first, second cylinder respectively.
9. the function test fixture of automobile electronics according to claim 1, is characterized in that, described support plate is provided with one or more pilot hole, for product to be measured being fixed on the fixed position on support plate.
10. the function test fixture of automobile electronics according to claim 1, is characterized in that, described first and second cylinders are twin shaft cylinder or three axle cylinders.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420625480.6U CN204116394U (en) | 2014-10-28 | 2014-10-28 | A kind of function test fixture of automobile electronics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420625480.6U CN204116394U (en) | 2014-10-28 | 2014-10-28 | A kind of function test fixture of automobile electronics |
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| Publication Number | Publication Date |
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| CN204116394U true CN204116394U (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420625480.6U Expired - Fee Related CN204116394U (en) | 2014-10-28 | 2014-10-28 | A kind of function test fixture of automobile electronics |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105785081A (en) * | 2016-04-27 | 2016-07-20 | 安徽四创电子股份有限公司 | Comprehensive filter testing tool |
| CN107943010A (en) * | 2017-12-25 | 2018-04-20 | 苏州睿艾迪汽车科技有限公司 | FCT test devices based on motor simulation |
| CN108020771A (en) * | 2017-11-07 | 2018-05-11 | 苏州秋叶义机械有限公司 | A kind of PCBA tests the movable track with tower gauge |
| CN108241353A (en) * | 2016-12-26 | 2018-07-03 | 联创汽车电子有限公司 | Electronic controller functional test fixture |
| CN108897305A (en) * | 2018-06-29 | 2018-11-27 | 北京航天自动控制研究所 | A kind of three-dimensional test platform of control system system integration delivery |
| CN111579552A (en) * | 2020-04-17 | 2020-08-25 | 惠州市德赛西威汽车电子股份有限公司 | Integrated test equipment |
| CN112201299A (en) * | 2020-11-02 | 2021-01-08 | 深圳佰维存储科技股份有限公司 | Vibration test fixture |
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2014
- 2014-10-28 CN CN201420625480.6U patent/CN204116394U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105785081A (en) * | 2016-04-27 | 2016-07-20 | 安徽四创电子股份有限公司 | Comprehensive filter testing tool |
| CN105785081B (en) * | 2016-04-27 | 2018-09-04 | 安徽四创电子股份有限公司 | Synthesis filter test fixture |
| CN108241353A (en) * | 2016-12-26 | 2018-07-03 | 联创汽车电子有限公司 | Electronic controller functional test fixture |
| CN108020771A (en) * | 2017-11-07 | 2018-05-11 | 苏州秋叶义机械有限公司 | A kind of PCBA tests the movable track with tower gauge |
| CN108020771B (en) * | 2017-11-07 | 2020-08-07 | 苏州秋叶义机械有限公司 | Movable track of tower tool is used in PCBA test |
| CN107943010A (en) * | 2017-12-25 | 2018-04-20 | 苏州睿艾迪汽车科技有限公司 | FCT test devices based on motor simulation |
| CN107943010B (en) * | 2017-12-25 | 2023-07-07 | 安徽皖南电机股份有限公司 | FCT testing device based on motor simulation |
| CN108897305A (en) * | 2018-06-29 | 2018-11-27 | 北京航天自动控制研究所 | A kind of three-dimensional test platform of control system system integration delivery |
| CN111579552A (en) * | 2020-04-17 | 2020-08-25 | 惠州市德赛西威汽车电子股份有限公司 | Integrated test equipment |
| CN112201299A (en) * | 2020-11-02 | 2021-01-08 | 深圳佰维存储科技股份有限公司 | Vibration test fixture |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 516006 Guangdong province Huizhou City Zhongkai high tech Zone and five West Road No. 103 Patentee after: HUIZHOU DESAY SV AUTOMOTIVE Co.,Ltd. Address before: 516006 Guangdong province Huizhou City Zhongkai high tech Zone and five West Road No. 103 Patentee before: HUIZHOU DESAY SV AUTOMOTIVE Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 |