CN208384085U - The test fixture of HUD electric machine assembly - Google Patents
The test fixture of HUD electric machine assembly Download PDFInfo
- Publication number
- CN208384085U CN208384085U CN201821222009.7U CN201821222009U CN208384085U CN 208384085 U CN208384085 U CN 208384085U CN 201821222009 U CN201821222009 U CN 201821222009U CN 208384085 U CN208384085 U CN 208384085U
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- China
- Prior art keywords
- connecting plate
- hud
- electric machine
- machine assembly
- positioning pin
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Abstract
This application discloses a kind of test fixtures of HUD electric machine assembly, including horizontally disposed bottom plate, it is set to the positioning device and test device and the clamping device for being set to the positioning device of the plate top surface, the positioning device includes the first locating piece for being fixed on the second connecting plate of the bottom plate vertically by the first connecting plate and being fixedly installed on the same side end face of the second connecting plate, second locating piece and the first positioning pin, second locating piece is convexly equipped with the second positioning pin away from the end face of second connecting plate side, the test device is set to the first side that second connecting plate deviates from first locating piece, the clamping device includes the cylinder for being set to the active grab of second connecting plate by third connecting plate and being set to second connecting plate by the 4th connecting plate, the active grab is gentle Cylinder is set to the side that second connecting plate deviates from the test device.The test fixture of the HUD electric machine assembly can detect multiple performance simultaneously.
Description
Technical field
This application involves automobile manufacturing field, in particular to a kind of test fixture of HUD electric machine assembly.
Background technique
Vehicle-mounted head-up display device is the information display system applied to middle and high end car, is installed on driver's instrument desk
Top is made of, wherein protection cap mechanism for opening/closing drives multimedia projection systems, driving executing agency and protection cap mechanism for opening/closing
Dynamic motor assembly is referred to as HUD electric machine assembly, sees Fig. 1；Existing direct current generator tester is mainly used for test worm and gear and declines
Type low voltage DC motor, the mechanical transmission mechanism suitable for electric machine assembly has self-locking function, while electric machine assembly is simple
Motor drive function does not have signal feedback function；And HUD electric machine assembly has torque clutch function and position signal output work
Can, meanwhile, the travel switch of motor need to be detected, it is therefore desirable to while detecting motor speed, torque, function of current, torque clutch
Function and position signal output function.So needing to propose to improve.
Utility model content
It is in the prior art to overcome the purpose of this utility model is to provide a kind of test fixture of HUD electric machine assembly
It is insufficient.
To achieve the above object, the utility model provides the following technical solutions:
The embodiment of the present application discloses a kind of test fixture of HUD electric machine assembly, including horizontally disposed bottom plate, is set to
The positioning device and test device of the plate top surface and the clamping device for being set to the positioning device, the positioning device
Including being fixed on the second connecting plate of the bottom plate vertically by the first connecting plate and being fixedly installed on second connecting plate
The first locating piece, the second locating piece and the first positioning pin of same side end face, second locating piece connect away from described second
The end face of fishplate bar side is convexly equipped with the second positioning pin, and it is fixed away from described first that the test device is set to second connecting plate
First side of position block, the clamping device include being set to the active grab of second connecting plate by third connecting plate and leading to
The cylinder that the 4th connecting plate is set to second connecting plate is crossed, the active grab and cylinder are set to second connecting plate
Away from the side of the test device.
Preferably, in the test fixture of above-mentioned HUD electric machine assembly, the test device includes successively being sequentially connected
Driving gearshaft, torque rotary speed sensor, hysteresis brake, rotary encoder, the driving gearshaft can by rolling bearing units
It being freely rotated and is set to the bottom plate, the torque rotary speed sensor is fixed on the bottom plate by the first mounting base, and described turn
The both ends of square speed probe are sequentially connected by shaft coupling in the driving gearshaft and hysteresis brake, the magnetic hysteresis respectively
Brake is set to the bottom plate by the second mounting base, and the hysteresis brake deviates from one end of the torque rotary speed sensor
It is connected to the rotary encoder.
Preferably, in the test fixture of above-mentioned HUD electric machine assembly, the side of the second connection plate top surface has been protruded out
Installation base, the installation base inside are recessed with recessing groove, and the third connecting plate is fixed on the installation base away from institute
The end face of recessing groove is stated, first positioning pin and the 4th connecting plate are arranged perpendicular to the installation base.
Preferably, in the test fixture of above-mentioned HUD electric machine assembly, first positioning pin deviates from the installation base
One end protruded out cylindric first boss, the radius of first positioning pin is greater than the radius of the first boss, described the
One boss is dome structure away from the end of the installation base.
Preferably, in the test fixture of above-mentioned HUD electric machine assembly, it is fixed that second locating piece is set to described first
Right above the block of position, second locating piece has protruded upward positive stop lug boss, the limit away from one end of first locating piece
Boss is recessed jagged close to the end face of second connecting plate, and the positive stop lug boss deviates from a side of second connecting plate
The pin hole being correspondingly arranged with second positioning pin is recessed in face.
Preferably, in the test fixture of above-mentioned HUD electric machine assembly, one end of second positioning pin is fixed on described
Pin hole, second positioning pin have protruded outward cylindric second boss, second positioning pin away from one end of the pin hole
Radius be greater than the second boss radius, the second boss away from second positioning pin one end be dome structure.
Preferably, in the test fixture of above-mentioned HUD electric machine assembly, the plate top surface is additionally provided with an optoelectronic switch,
The optoelectronic switch is correspondingly arranged with the active grab.
Compared with the prior art, the advantages of the utility model are: the test fixture of the HUD electric machine assembly is compact-sized,
Realize the quick location and installation of HUD electric machine assembly, test function is complete, in addition, cooperating external control dress using cylinder locking
It sets, realizes error-disable function, improve the yields of products in circulation.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The some embodiments recorded in application, for those of ordinary skill in the art, without creative efforts,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 show the structural schematic diagram of HUD electric machine assembly in the utility model specific embodiment.
Fig. 2 show the structural schematic diagram of the test fixture of HUD electric machine assembly in the utility model specific embodiment.
Fig. 3 show the top view of the test fixture of HUD electric machine assembly in the utility model specific embodiment.
Fig. 4 show the axonometric drawing of the test fixture of HUD electric machine assembly in the utility model specific embodiment.
Fig. 5 show the structural schematic diagram of the second connecting plate in the utility model specific embodiment.
Fig. 6 show the structural schematic diagram of the second locating piece in the utility model specific embodiment.
Fig. 7 show the axonometric drawing of the second locating piece in the utility model specific embodiment.
Fig. 8 show the structural schematic diagram of the first positioning pin in the utility model specific embodiment.
Fig. 9 show the structural schematic diagram of the second positioning pin in the utility model specific embodiment.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Detailed description, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole implementation
Example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work
The every other embodiment obtained, fall within the protection scope of the utility model.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Join shown in Fig. 1 to Fig. 9, the test fixture of the HUD electric machine assembly in the present embodiment, including horizontally disposed bottom plate
100, be set to 100 top surface of bottom plate positioning device 200 and test device 300 and be set to positioning device 200 clamping dress
400 are set, positioning device 200 includes being fixed on the second connecting plate 220 of bottom plate 100 vertically by the first connecting plate 210 and consolidating
Surely the first locating piece 230, the second locating piece 240 and the first positioning pin of the same side end face of the second connecting plate 220 are set to
250, the second locating piece 240 is convexly equipped with the second positioning pin 260 away from the end face of 220 side of the second connecting plate, and test device 300 is set
It is placed in the first side that the second connecting plate 220 deviates from the first locating piece 230, clamping device 400 includes setting by third connecting plate 410
It is placed in the active grab 420 of the second connecting plate 220 and is set to the cylinder of the second connecting plate 220 by the 4th connecting plate 430
440, active grab 420 and cylinder 440 are set to the side that the second connecting plate 220 deviates from test device 300.
In the technical solution, outside further includes the control device of the compositions such as PLC, button, test device, cylinder and to be measured
HUD electric machine assembly 1 be all connected to control device, the first locating piece, the second locating piece, the first positioning pin and the second positioning pin
Distribution arrange that the setting angle of cylinder is not required according to the structure of HUD electric machine assembly to be measured to be measured, need to only guarantee cylinder
In the extended state, HUD electric machine assembly to be measured cannot be removed, and active grab is horizontally disposed by third connecting plate,
When active grab locking state, the first locating piece of cooperation, the second locating piece, the first positioning pin and the second positioning pin will be to be measured
HUD electric machine assembly is secured entirely in tooling, in the case that active grab does not consider cylinder in releasing orientation, HUD to be measured
Electric machine assembly can be with disassembled and assembled freely in positioning device.
Further, test device 300 includes driving gearshaft 310, the torque rotary speed sensor being successively sequentially connected
320, hysteresis brake 330, rotary encoder 340, driving gearshaft 310 are set to by the way that rolling bearing units 350 are free to rotate
Bottom plate 100, torque rotary speed sensor 320 are fixed on bottom plate 100 by the first mounting base 360, and the two of torque rotary speed sensor 320
Respectively by the transmission connection of shaft coupling 370 in driving gearshaft 310 and hysteresis brake 330, hysteresis brake 330 passes through the at end
Two mounting bases 380 are set to bottom plate 100, and hysteresis brake 330 is connected to rotary coding away from one end of torque rotary speed sensor
Device 340.
In the technical solution, driving gearshaft is used for and HUD electric machine assembly to be measured transmission connection, to test HUD motor
The parameters of component, torque rotary speed sensor are used to test the output speed and torque of HUD electric machine assembly, and hysteresis brake is used
It is controlled in the mechanical load of HUD electric machine assembly, steering of the rotary encoder for HUD electric machine assembly differentiates and output umber of pulse ratio
Compared with.
Further, the side of 220 top surface of the second connecting plate has protruded out installation base 221, and 221 inside of installation base is recessed
There is recessing groove 222, third connecting plate 410 is fixed on the end face that installation base 221 deviates from recessing groove 222,250 He of the first positioning pin
4th connecting plate 430 is arranged perpendicular to installation base 221.
In the technical solution, installation of the installation base for active grab, cylinder and the first positioning pin is fixed, while being kept away again
Exempt from the connection for interfering HUD electric machine assembly and test device to be measured.
Further, the first positioning pin 250 has protruded out cylindric first boss 251 away from one end of installation base 221, the
The radius of one positioning pin 250 is greater than the radius of first boss 251, and first boss 251 is dome away from the end of installation base 221
Structure.
In the technical solution, the first positioning pin is correspondingly arranged with the mounting hole in HUD electric machine assembly to be measured, and dome structure is just
In installation, the radius of the first positioning pin is greater than the radius of first boss, to limit the peace of HUD electric machine assembly corresponding position to be measured
Depth is filled, guarantees the fixed stability of HUD electric machine assembly to be measured.
Further, the second locating piece 240 is set to right above the first locating piece, and the second locating piece 240 is fixed away from first
One end of position block has protruded upward positive stop lug boss 241, and positive stop lug boss 241 is recessed jagged close to the end face of the second connecting plate 220
242, positive stop lug boss 241 is equipped with the pin being correspondingly arranged with the second positioning pin 260 away from a side end face indent of the second connecting plate 220
Hole 243.
In the technical solution, the first locating piece and the second locating piece are correspondingly arranged with HUD electric machine assembly to be measured, positive stop lug boss
The second positioning pin is fixed to install, and is avoided by notch 242, avoids interfering with driving gearshaft.
Further, pin hole is fixed in one end of the second positioning pin 260, the second positioning pin 260 away from one end of pin hole to
Cylindric second boss 261 has been protruded out outside, and the radius of the second positioning pin 260 is greater than the radius of second boss, and second boss deviates from
One end of second positioning pin 260 is dome structure.
In the technical solution, the second positioning pin is correspondingly arranged with the mounting hole in HUD electric machine assembly to be measured, and dome structure is just
In installation, the radius of the second positioning pin is greater than the radius of second boss, to limit the peace of HUD electric machine assembly corresponding position to be measured
Depth is filled, guarantees the fixed stability of HUD electric machine assembly to be measured.
Further, 100 top surface of bottom plate is additionally provided with an optoelectronic switch 110, and optoelectronic switch 110 is corresponding with active grab 420
Setting.
In the technical solution, optoelectronic switch is used to incude the clamped condition of active grab, optoelectronic switch and external control
Device connection, when only optoelectronic switch detects that active grab belongs to clamped condition, i.e., HUD electric machine assembly to be measured is installed in place,
Detection device could be run.
Work step using the test fixture of the HUD electric machine assembly is as follows: HUD electric machine assembly to be measured is put into positioning dress
It sets, and is fixed HUD electric machine assembly to be measured with active grab, the gear of HUD electric machine assembly to be measured is engaged with driving gearshaft, light
Electric switch outputs signal to external control device, then connect HUD electric machine assembly to be measured with control device；By control device
Start button, the piston rod of cylinder stretches out, and and then, the HUD motor in HUD electric machine assembly to be measured starts to rotate forward, and rotation is compiled
Code device judges HUD motor steering and detects the output of HUD motor pulses, after HUD empty load of motor Positive work is stablized, by magnetic hysteresis system
Dynamic device is the load of HUD motor, and the forward rotational speed and specified electricity for passing through torque rotary speed sensor and external electrical flow table measurement motor
Then stream applies stall torque by hysteresis brake, measure HUD motor by torque rotary speed sensor and external electrical flow table
Positive clutch torque and electric current complete positive measurement；The travel switch of HUD motor is pressed, HUD motor starts to rotate backward, and leads to
Hysteresis brake is crossed as the load of HUD motor, and measures the reverse speed of motor by torque rotary speed sensor and external electrical flow table
And rated current, stall torque is then applied by hysteresis brake, is measured by torque rotary speed sensor and external electrical flow table
The reversed clutch torque and electric current of HUD motor complete reverse measuremenet；After the measurement of HUD motor is qualified, the piston rod of cylinder is received automatically
Contracting, optoelectronic switch, which detects, to be opened active grab and removes the HUD motor after the completion of test, and control device counts；HUD motor
It when measuring unqualified, needs through the unqualified ACK button by pressure control device, cylinder can just unlock, will be underproof
HUD motor is put into unqualified case.
In conclusion the test fixture of the HUD electric machine assembly is compact-sized, the quick positioning peace of HUD electric machine assembly is realized
Dress, test function is complete, in addition, cooperating external control device using cylinder locking, realizes error-disable function, improves products in circulation
Yields.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above is only the specific embodiment of the application, it is noted that for the ordinary skill people of the art
For member, under the premise of not departing from the application principle, several improvements and modifications can also be made, these improvements and modifications are also answered
It is considered as the protection scope of the application.
Claims (7)
1. a kind of test fixture of HUD electric machine assembly, which is characterized in that including horizontally disposed bottom plate, be set to the bottom plate
The positioning device and test device of top surface and the clamping device for being set to the positioning device, the positioning device include passing through
First connecting plate is fixed on the second connecting plate of the bottom plate vertically and is fixedly installed on the same side of the second connecting plate
First locating piece, the second locating piece and first positioning pin in face, second locating piece deviate from second connecting plate side
End face be convexly equipped with the second positioning pin, the test device is set to second connecting plate away from the of first locating piece
Side, the clamping device include being set to the active grab of second connecting plate by third connecting plate and connecting by the 4th
Fishplate bar is set to the cylinder of second connecting plate, and the active grab and cylinder are set to second connecting plate away from described
The side of test device.
2. the test fixture of HUD electric machine assembly according to claim 1, it is characterised in that: the test device include according to
Driving gearshaft, torque rotary speed sensor, hysteresis brake, the rotary encoder of secondary transmission connection, the driving gearshaft are logical
Cross that rolling bearing units are free to rotate to be set to the bottom plate, the torque rotary speed sensor is fixed on described by the first mounting base
Bottom plate, the both ends of the torque rotary speed sensor are sequentially connected by shaft coupling in the driving gearshaft and hysteresis brake respectively
Device, the hysteresis brake are set to the bottom plate by the second mounting base, and the hysteresis brake deviates from the torque rotary speed
One end of sensor is connected to the rotary encoder.
3. the test fixture of HUD electric machine assembly according to claim 1, it is characterised in that: the second connection plate top surface
Side protruded out installation base, be recessed with recessing groove on the inside of the installation base, the third connecting plate is fixed on the peace
The end face that boss deviates from the recessing groove is filled, first positioning pin and the 4th connecting plate are arranged perpendicular to the installation base.
4. the test fixture of HUD electric machine assembly according to claim 3, it is characterised in that: first positioning pin deviates from
One end of the installation base has protruded out cylindric first boss, and the radius of first positioning pin is greater than the first boss
Radius, the first boss are dome structure away from the end of the installation base.
5. the test fixture of HUD electric machine assembly according to claim 1, it is characterised in that: the second locating piece setting
Right above first locating piece, second locating piece has protruded upward limit convex away from one end of first locating piece
Platform, the positive stop lug boss is recessed jagged close to the end face of second connecting plate, and the positive stop lug boss connects away from described second
One side end face indent of fishplate bar is equipped with the pin hole being correspondingly arranged with second positioning pin.
6. the test fixture of HUD electric machine assembly according to claim 5, it is characterised in that: the one of second positioning pin
The pin hole is fixed at end, and second positioning pin has protruded outward cylindric second boss, institute away from one end of the pin hole
The radius for stating the second positioning pin is greater than the radius of the second boss, and the second boss deviates from one end of second positioning pin
For dome structure.
7. the test fixture of HUD electric machine assembly according to claim 1, it is characterised in that: the plate top surface is additionally provided with
One optoelectronic switch, the optoelectronic switch are correspondingly arranged with the active grab.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821222009.7U CN208384085U (en) | 2018-07-31 | 2018-07-31 | The test fixture of HUD electric machine assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821222009.7U CN208384085U (en) | 2018-07-31 | 2018-07-31 | The test fixture of HUD electric machine assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208384085U true CN208384085U (en) | 2019-01-15 |
Family
ID=64962244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821222009.7U Expired - Fee Related CN208384085U (en) | 2018-07-31 | 2018-07-31 | The test fixture of HUD electric machine assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208384085U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108710082A (en) * | 2018-07-31 | 2018-10-26 | 张家港孚冈汽车部件有限公司 | The test fixture of HUD electric machine assemblies |
-
2018
- 2018-07-31 CN CN201821222009.7U patent/CN208384085U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108710082A (en) * | 2018-07-31 | 2018-10-26 | 张家港孚冈汽车部件有限公司 | The test fixture of HUD electric machine assemblies |
| CN108710082B (en) * | 2018-07-31 | 2024-04-12 | 张家港孚冈汽车部件有限公司 | HUD motor assembly's test fixture |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20190115 Termination date: 20210731 |