CN208282807U - A kind of VVT lock pin gap detection device - Google Patents
A kind of VVT lock pin gap detection device Download PDFInfo
- Publication number
- CN208282807U CN208282807U CN201820735979.0U CN201820735979U CN208282807U CN 208282807 U CN208282807 U CN 208282807U CN 201820735979 U CN201820735979 U CN 201820735979U CN 208282807 U CN208282807 U CN 208282807U
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- China
- Prior art keywords
- test
- lock pin
- vvt
- axis
- main line
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Abstract
The utility model discloses a kind of VVT lock pin gap detection devices, including oil route controller, VVT tests main line and lock pin power device, it is connected between the lock pin power device and VVT test main line by synchronous pulley group, it is characterized in that, by adding a lock pin power device on traditional test fixture, it is controlled in conjunction with sensor data acquisition and computer program, the accurate zero of lock pin gap origin may be implemented, both the accurate detection of lock pin clearance measurement data had been realized, lock detection can be realized again, the device is not influenced by product size model simultaneously, it is versatile.
Description
Technical field
The utility model relates to on-line measuring device technical fields, more particularly to a kind of VVT lock pin gap detection device.
Background technique
In the production process of VVT actuator, it is necessary to product is placed on simulated engine, the operation work of simulated engine
Condition carries out various performance tests, to ensure its reliability, guarantees that it can normal use after being packed into engine.Complete all inspections
Whether lock pin returns to the technical issues of origin zero problem of lockup state and lock pin is always each enterprise and problem after survey project.
Since lock pin is difficult to accurately return origin, measured lock pin gap data often can not can only accurately determine as reference
The superiority and inferiority of product often has underproof product to generate, causes adverse effect.
Meanwhile in the detecting tool of the prior art, about lock pin whether locking, usually examined by artificial turning
It surveys, also favorably carries out lock detection with the mode that electromagnet or cylinder combine at present.The stubborn detection mode of artificial hand or by product
It is transferred to special tooling detection, this both increases process, must increase the investment of manpower, causes the increase and production of cost
The reduction of efficiency.Also have in the prior art and increase the device that a set of simulation manpower turns before product test tooling, mainly includes
The lift action for sucking drop-down movement and cylinder of electromagnet, product orientation device is when worker is resetted by observation lifting mechanism
No reset come judge the product lock pin whether locking, have mutual collision dynamic between the part in this test mode device
Make, certain noise and fatigue wear can be generated, and versatility is poor, must be adjusted again when testing the product of different model
Section, it is relatively complicated.
Utility model content
In view of the above technical problems, the purpose of the utility model is to provide a kind of VVT lock pin gap detection devices, in tradition
Test fixture on add a lock pin power device, controlled in conjunction with sensor data acquisition and computer program, may be implemented to lock
The accurate zero for selling gap origin, had not only realized the accurate detection of lock pin clearance measurement data, but also can realize lock detection, simultaneously
The device is not influenced by product size model, versatile.
In order to achieve the above objectives, the technical solution that the utility model uses is: providing a kind of VVT lock pin gap detection
Device, including oil route controller, VVT test main line and lock pin power device, the lock pin power device and VVT test main line
Between be sequentially connected by synchronous pulley group.
Preferably, the lock pin power device includes motor, and the output shaft of the motor connects torque by shaft coupling and passes
Sensor, the other end of the torque sensor are connected by key the driving wheel of synchronous pulley group,
Preferably, the VVT test main line includes test main line and holding device, the driven wheel peace of the synchronous pulley group
On test main line, connected between the lock pin power device and test main line by toothed belt transmission, the test main line
Including test outer shaft and test inner shaft, the test inner shaft is kept fixed, and the driven wheel and the test outer shaft are sequentially connected,
Bearing is provided between the test inner shaft and test outer shaft, one end of the test outer shaft is connected with angular transducer, another
End is provided with latch pin, and the holding device setting is located at one end that latch pin is equipped with close to test outer shaft, described to hold out against dress
Set including cylinder and the ejection axis that is connected on cylinder, the ejection axis with to test inner shaft concentric, the oil route controller and
Internal oil passages are provided between test inner shaft, the internal oil passages of oil liquid inner shaft after tested can be passed through by production by oil route controller
In the oil pocket of product.
Preferably, the test main line is installed on the workbench by installing supporting plate.
Preferably, the other end of the driving wheel of the synchronous pulley group is connected by key in connecting shaft, the connecting shaft
Tail end it is fixed on the supporting plate by bearing, motor mounting plate is provided on the motor, the lock pin power device passes through
The support plate and motor mounting plate are installed on the workbench.
The beneficial effects of the utility model are: 1, the utility model on traditional lock pin testboard by adding a lock
Power device is sold, and it is connected by synchronous pulley group with test main line, the data acquisition and computer program in conjunction with sensor
Control, can overcome the shortcomings of routine techniques, be accurately detected the data in product lock pin gap, under so that people is suited the medicine to the illness
Medicine, improved products improve the quality of product；2, lock detection is realized by above-mentioned lock pin power device, it is unnecessary to eliminate
Process and manpower, save cost, improve production efficiency；3, the device is not influenced by product size model, structure letter
It is single, it is versatile, working environment can be effectively improved.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one preferred embodiment of the utility model；
Fig. 2 is the cross-sectional view of lock pin power device in the utility model embodiment；
Fig. 3 is the cross-sectional view that VVT tests main line in the utility model embodiment；
The components in the drawings are labeled as follows: 1, oil route controller, 2, VVT test main line, 3, lock pin
Power device, 301, motor, 302, shaft coupling, 303, torque sensor, 4, workbench, 5, driving wheel, 6, connection
Axis, 7, support plate, 8, motor mounting plate, 9, driven wheel, 10, synchronization
Band, 11, test outer shaft, 12, test inner shaft, 13, angular transducer, 14, latch pin, 15, gas
Cylinder, 16, ejection axis, 17 installation supporting plates, 18, product.
Specific embodiment
The preferred embodiment of the utility model is described in detail with reference to the accompanying drawing, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, to make the protection scope of the utility model apparent clear
Define.
It please refers to Fig.1 to Fig.3, the utility model embodiment includes:
A kind of VVT lock pin gap detection device, including oil route controller 1, VVT test main line 2 and lock pin power device
3, the lock pin power device 3 includes motor 301, and the output shaft of the motor 301 connects torque sensor by shaft coupling 302
303, the other end of the torque sensor 303 is connected by key the driving wheel 5 of synchronous pulley group, the driving wheel 5 it is another
One end is connected by key in connecting shaft 6, and the tail end of the connecting shaft 6 is fixed in support plate 7 by bearing, the motor
Motor mounting plate 8 is provided on 301, the lock pin power device 3 is mounted on work by the support plate 7 and motor mounting plate 8
Make on platform 4,
The VVT test main line 2 includes that test main line and holding device, the driven wheel 9 of the synchronous pulley group are mounted on
It tests on main line, is sequentially connected between the lock pin power device 3 and test main line by synchronous belt 10, the test main line packet
Test outer shaft 11 and test inner shaft 12 are included, the test inner shaft 12 is kept fixed, and the driven wheel 9 is passed with the test outer shaft 11
Dynamic connection, is provided with bearing between the test inner shaft 12 and test outer shaft 11, one end of the test outer shaft 11 is connected with angle
Sensor 13 is spent, the other end is provided with latch pin 14, and the holding device setting, which is located at, is equipped with latch close to test outer shaft 11
One end of pin 14, the holding device include cylinder 15 and the ejection axis 16 that is connected on cylinder 15, the ejection axis 16 and survey
Trying inner shaft 12 with one heart, the test main line is mounted on workbench 4 by installing supporting plate 17,
Internal oil passages are provided between the oil route controller 1 and test inner shaft 12, can be incited somebody to action by oil route controller 1
The internal oil passages of oil liquid inner shaft 12 after tested are passed through in the oil pocket of product 18.
The lock pin gap detection principle of the present embodiment are as follows: product 18 is fitted into test main line, rotor and test inner shaft
12 are fixedly mounted, and by latch pin 14 and the test stuck positioning of outer shaft 11, starting cylinder 15 ejects stator by axis 16 is ejected, and will produce
Product 18 are held out against in test inner shaft 12, oil pocket fuel feeding of the oil route controller 1 from the internal oil passages of test inner shaft 12 to product 18,
The stator that turns of product 18 is played into initial line by extremely, preventing the lock pin gap of product 18 from influencing the measurement of tooling angle, motor 301 in this way
Driving synchronous pulley group drives test main line circuit to swing, and angular transducer 13 measures the angle value that tooling originally has, oil circuit
1 removal of control section is to the oil pressure of product 18, and motor 301 drives test main line circuit to swing again, at this time angular transducer
13 detect an angular amplitude value again, this angle value subtracts the available accurate lock pin gap of angle value that tooling originally has
Value.During the test, in locking state, oil route controller 1 is subject to by certain gradient sequence to product 18 motor 301
Oil pressure actuated product 18 rotates, at this time synchronous pulley group master-slave exchange, tests main line towing astern lock pin power device 3, then torque passes
Sensor 303 can measure the operation torque range of product 18.Test is finally, drive test main line circuit or so by motor 301 again
It swings, if the data collected of angular transducer 13 are in the above-mentioned lock pin interstice coverage measured at this time, at the product 18
In lockup state, and the 18 normal locking of energy of product, 18 qualification of product are otherwise unqualified.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other related technical areas are also included in the patent protection scope of the utility model.
Claims (4)
1. a kind of VVT lock pin gap detection device, including oil route controller, VVT test main line, which is characterized in that the inspection
Surveying device further includes a lock pin power device, and the lock pin power device includes motor, and the output shaft of the motor passes through connection
Axis device connects torque sensor, and the other end of the torque sensor is connected by key the driving wheel of synchronous pulley group.
2. a kind of VVT lock pin gap detection device according to claim 1, which is characterized in that the VVT tests main line packet
Test axis and holding device are included, the driven wheel of the synchronous pulley group is mounted on the test axis of VVT test main line, the lock pin
It is connected between power device and test axis by toothed belt transmission, the test axis includes testing outer shaft and test inner shaft, described
Test inner shaft is kept fixed, and the driven wheel and the test outer shaft are sequentially connected, between the test inner shaft and test outer shaft
Bearing is set, and one end of the test outer shaft is connected with angular transducer, and the other end is provided with latch pin, and the holding device is set
One end of latch pin is installed setting in close to test axis, the holding device includes cylinder and the ejection that is connected on cylinder
Axis, the ejection axis and test inner shaft are concentric, are provided with internal oil passages between the oil route controller and test inner shaft, pass through
The internal oil passages of oil liquid inner shaft after tested can be passed through in the oil pocket of product by oil route controller.
3. a kind of VVT lock pin gap detection device according to claim 1, which is characterized in that test axis passes through installation branch
Plate is installed on the workbench.
4. a kind of VVT lock pin gap detection device according to claim 1, which is characterized in that the synchronous pulley group
The other end of driving wheel is connected by key in connecting shaft, and the tail end of the connecting shaft is fixed on the supporting plate by bearing, institute
It states and is provided with motor mounting plate on motor, the lock pin power device is mounted on work by the support plate and motor mounting plate
On platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820735979.0U CN208282807U (en) | 2018-05-17 | 2018-05-17 | A kind of VVT lock pin gap detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820735979.0U CN208282807U (en) | 2018-05-17 | 2018-05-17 | A kind of VVT lock pin gap detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208282807U true CN208282807U (en) | 2018-12-25 |
Family
ID=64729987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820735979.0U Expired - Fee Related CN208282807U (en) | 2018-05-17 | 2018-05-17 | A kind of VVT lock pin gap detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208282807U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115235404A (en) * | 2022-09-22 | 2022-10-25 | 中国航发燃气轮机有限公司 | Rotor and stator clearance correction method for heavy gas turbine |
-
2018
- 2018-05-17 CN CN201820735979.0U patent/CN208282807U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115235404A (en) * | 2022-09-22 | 2022-10-25 | 中国航发燃气轮机有限公司 | Rotor and stator clearance correction method for heavy gas turbine |
| CN115235404B (en) * | 2022-09-22 | 2022-12-06 | 中国航发燃气轮机有限公司 | Rotor and stator clearance correction method for heavy gas turbine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181225 Termination date: 20190517 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |