CN114216675A - Test bed for forward and reverse gear transmission device - Google Patents
Test bed for forward and reverse gear transmission device Download PDFInfo
- Publication number
- CN114216675A CN114216675A CN202111516334.0A CN202111516334A CN114216675A CN 114216675 A CN114216675 A CN 114216675A CN 202111516334 A CN202111516334 A CN 202111516334A CN 114216675 A CN114216675 A CN 114216675A
- Authority
- CN
- China
- Prior art keywords
- speed increaser
- test
- machine
- gear transmission
- transmission device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 68
- 230000005540 biological transmission Effects 0.000 title claims abstract description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 230000008878 coupling Effects 0.000 claims abstract description 16
- 238000010168 coupling process Methods 0.000 claims abstract description 16
- 238000005859 coupling reaction Methods 0.000 claims abstract description 16
- 238000012546 transfer Methods 0.000 claims abstract description 9
- 230000005489 elastic deformation Effects 0.000 claims abstract description 5
- 239000003921 oil Substances 0.000 claims description 40
- 239000010687 lubricating oil Substances 0.000 claims description 9
- 239000012528 membrane Substances 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 description 7
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/021—Gearings
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention belongs to the technical field of test machinery, and particularly relates to a test bed for a forward and reverse gear transmission device. The invention is composed of a dragging motor, a diaphragm coupler, an input speed increaser 1, a diaphragm coupler, a lateral torsion instrument, a transfer flange, a forward gear transmission device, a reverse gear transmission device, an output speed increaser bracket, a water conservancy dynamometer bracket, a clutch control oil station and a data acquisition system. The invention can realize the single-machine operation, double-machine operation, single-machine-double-machine switching and double-machine-single-machine switching of the test gear box, the motor and the speed increaser, the input speed increaser and the test gear box, the test gear box and the output speed increaser, the output speed increaser and the water conservancy dynamometer are all connected by the diaphragm coupling, and the invention can compensate the misalignment between the two shafts through elastic deformation and improve the vibration condition of the test bed.
Description
Technical Field
The invention belongs to the technical field of test machinery, and particularly relates to a test bed for a forward and reverse gear transmission device.
Background
With the development of ships, high-power ships increasingly become the indispensable ship type of future development, and the combustion engine has the characteristics of small volume, high power density and the like, increasingly becomes the main power form of the ship, and does not have the backing capability, so the combustion engine is often required to be matched with the ship through the controllable pitch propeller, but the combustion engine has the limitations of transmission efficiency, maintainability and the like. Therefore, the forward and reverse speed reducers are used for realizing the function of reversing the ship, and the forward and reverse speed reducers have very important significance for improving the maneuverability and the operation efficiency of the ship and reducing the maintenance period. However, at present, the high-power forward and reverse transmission device in China has not been worked yet, and does not have system test capability, so that research results cannot support engineering application. Therefore, the design and the construction of the test bed of the forward and reverse gear transmission device are of great significance.
Disclosure of Invention
The invention aims to provide a forward and reverse gear transmission device test bed capable of realizing single-machine operation, double-machine operation, reverse and single-machine-double-machine switching and double-machine-single-machine switching of a test gear box.
The purpose of the invention is realized as follows:
a test bed for a forward and reverse gear transmission device is composed of a dragging motor 1, a diaphragm coupler 12, an input speed increaser 13, a diaphragm coupler 24, a side torque instrument 15, a transfer flange 16, a forward and reverse gear transmission device 7, a transfer flange 28, a side torque instrument 29, a diaphragm coupler 10, an output speed increaser 11, a diaphragm coupler 12, a water conservancy dynamometer 13, an input speed increaser 14, a dragging motor support 15, a speed increaser support 16, a side torque instrument support 17, a test gear box speed increaser 18, a side torque instrument 2 support 19, an output speed increaser support 20, a water conservancy dynamometer support 21, a clutch control oil station 22 and a data acquisition system 23, and is provided with a clutch control oil station for realizing single-machine operation, double-machine operation, single-machine switching, double-machine-double-machine switching, double-single-machine switching, forward and reverse-forward switching, the device is used for controlling the forward and reverse gear transmission devices to connect and disconnect 2 friction clutches, 2 friction brakes and 2 disconnecting and locking oil cylinders, and operating the oil supply pump and the oil pump of the control device to start and stop; displaying and storing pressure, flow and temperature data of the working oil circuit and the lubricating oil circuit; the device has acousto-optic combined alarm, can realize the alarm that the oil pressure of the clutch and the brake is lower than an alarm value, the working oil pressure of the clutch and the brake is lower than a displacement value, the oil temperature of the lubricating oil is too high, and the oil temperature of the lubricating oil is too low; the output signal of the sensor of the control device is firstly connected into the control box for digital display of the control box, and meanwhile, the connecting terminal is provided for data acquisition of a data acquisition system of the centralized control room test bed. The control box can realize the stable operation of the local display of the output signal of the sensor and the remote data acquisition at the same time.
The motor and the speed increaser, the input speed increaser and the test gear box, the test gear box and the output speed increaser, and the output speed increaser and the water conservancy dynamometer are all connected by adopting membrane couplings, and the motor can compensate the misalignment between the two shafts through elastic deformation, thereby improving the vibration condition of the test bed. The system is provided with a matched data acquisition system, acquires data of the test gear box, the speed increaser and the lateral torsion instrument in real time, monitors the states of the speed increaser, the test gear box and the lateral torsion instrument of the test bed in real time, and switches the switching modes of the test gear box in real time.
The invention has the beneficial effects that:
the invention can realize a plurality of working modes of single machine operation, double machine operation, single machine-double machine switching and double machine-single machine switching of the test gear box. The motor and the speed increaser, the input speed increaser and the test gear box, the test gear box and the output speed increaser, and the output speed increaser and the water conservancy dynamometer are all connected by adopting membrane couplings, and the motor can compensate the misalignment between the two shafts through elastic deformation, thereby improving the vibration condition of the test bed. The speed increaser is used for balancing the rotating speed difference of the motor and the test gear box level water conservancy dynamometer, and the purpose that the power rotating speed of the dragging motor and the water conservancy side reaches a proper interval is achieved. And an independent clutch is configured to control the oil station and the data acquisition system, so that the switching of various working modes of single-machine operation, double-machine operation, reversing, single-machine-double-machine switching and double-machine-single-machine switching of the test gear box can be realized.
Drawings
FIG. 1 is a layout view of a forward and reverse gear drive test stand.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
The invention discloses a test bench which is composed of a dragging motor, an input speed increaser, a forward gear transmission device, a reverse gear transmission device, an output speed increaser, a water conservancy dynamometer, a diaphragm coupling and a lateral torque instrument and is suitable for forward and reverse gear transmission systems, and can realize single-machine operation, double-machine operation, single-machine-double-machine switching and double-machine-single-machine switching of a test gear box, control strategy adjustment of the test gear box, real-time acquisition and transmission of test data, display of test results, monitoring and judgment of the test results, and independent control oil stations of the test bench, so that the test gear box can be disengaged and locked, and the synchronous automatic clutch, the friction clutch and the friction brake can be combined and disengaged, and further the switching function of single machine, double machines and reverse of the test gear box can be realized.
In order to realize single-machine operation, double-machine operation, single-machine-double-machine switching, double-machine-single-machine switching, forward-reverse switching and reverse-forward switching of the forward and reverse gear transmission devices, the invention builds a test bed arrangement mode for the forward and reverse gear transmission devices, which is formed by a dragging motor, a diaphragm coupler, an input speed increaser, an output speed increaser, a side-twist instrument and a water conservancy dynamometer.
In the invention, in order to realize single-machine operation, double-machine operation, single-machine-double-machine switching, double-machine-single-machine switching, forward-reverse switching and reverse-forward switching of the forward and reverse gear transmission devices, a clutch control oil station is independently arranged and used for controlling the connection and disconnection of 2 friction clutches, 2 friction brakes and 2 disconnection locking oil cylinders of the forward and reverse gear transmission devices and controlling the start and stop of an oil supply pump and an oil pump of the control device; displaying and storing pressure, flow and temperature data of the working oil circuit and the lubricating oil circuit; the device has acousto-optic combined alarm, can realize the alarm that the oil pressure of the clutch and the brake is lower than an alarm value, the working oil pressure of the clutch and the brake is lower than a displacement value, the oil temperature of the lubricating oil is too high, and the oil temperature of the lubricating oil is too low; the output signal of the sensor of the control device is firstly connected into the control box for digital display of the control box, and meanwhile, the connecting terminal is provided for data acquisition of a data acquisition system of the centralized control room test bed. The control box can realize the stable operation of the local display of the output signal of the sensor and the remote data acquisition at the same time.
In the invention, in order to control the forward running and the backward running of the forward and backward gear transmission device, the data acquisition system is arranged, the control function of the test motor and the auxiliary motor can be realized, various data acquired in the test can be monitored in real time, the remote control of the clutch control oil station can be realized, and the device has the functions of master control PLC, a junction box and field control.
In order to balance the misalignment between the input shaft and the output shaft, diaphragm couplings are adopted between a dragging motor and an input speed increaser, between the input speed increaser and a forward and reverse gear transmission device, between the forward and reverse gear transmission device and an output speed increaser, and between the speed increaser and a fluid coupling, and the diaphragm couplings are dry all-metal flexible couplings, and are used in the transmission device for compensating various offsets generated in the running of a rotating shaft system. The diaphragm coupling is a transmission element for transmitting torque by one or more groups of stainless steel diaphragm assemblies, and various offsets between the input and output shafts are compensated by the deformation of the diaphragm assemblies.
The invention mainly comprises: the hydraulic transmission device comprises a dragging motor, a diaphragm coupler, an input speed increaser 13, a diaphragm coupler 24, a side torsion instrument 15, a transfer flange 16, a forward gear transmission device 7, a reverse gear transmission device 7, a transfer flange 28, a side torsion instrument 29, a diaphragm coupler 3, an output speed increaser 11, a diaphragm coupler 4, a hydraulic dynamometer 13, an input speed increaser 14, a dragging motor support 15, a speed increaser support 16, a side torsion instrument support 17, a test gear box speed increaser 18, a side torsion instrument 2 support 19, an output speed increaser support 20, a hydraulic dynamometer support 21, a clutch control oil station 22 and a data acquisition system 23. The test bench has three kinds of operating condition, unit operation, duplex operation and the operating condition of backing a car, and unit operating condition: the power is transmitted to the diaphragm coupling 12 from one of the dragging motors 1, is transmitted to the speed increaser input speed increaser 13 through the diaphragm coupling 12, is transmitted to the side torque instrument 15, is transmitted to the side torque instrument 29, and is finally transmitted to the water conservancy dynamometer 13 through the diaphragm coupling 3, the output speed increaser 11 and the diaphragm coupling 412, so that the single-machine operation is realized. The dual-machine operation power mode and the single-machine transmission mode are different in that the two diaphragm couplers 12 operate simultaneously, the reverse operation working condition is that the right-side dragging motor 1 is started independently, and the corresponding clutches are combined and disengaged under the assistance of the clutch control oil station to complete the reverse operation working condition. The specific implementation mode is as follows:
the single machine operation condition is as follows:
(1) and (3) independently starting the left dragging motor, enabling a friction clutch and a friction brake inside the forward gear transmission device and the reverse gear transmission device to be in a disengaged state, enabling the disengaged locked synchronous automatic clutch to be in an unlocked state, enabling the rotating speeds to respectively reach 1019r/min, 1364r/min, 1825r/min, 2100r/min and 3270r/min according to a working condition table, stably operating for 20-30 minutes respectively, collecting data, and finishing the operating condition of a single machine on the left side.
(2) And (3) finishing the operation working condition of the dragging motor and the single machine on the left side, gradually reducing the rotating speed of the dragging motor to halt according to working conditions of 3270r/min, 2100r/min, 1364r/min and 1019r/min, and performing the operation working condition of the single machine on the right side after the principle prototype is halted.
(3) And (3) independently starting the right side dragging motor, enabling a friction clutch and a friction brake inside the forward gear transmission device and the reverse gear transmission device to be in a disengaged state, enabling the disengaged locked synchronous automatic clutch to be in an unlocked state, enabling the rotating speeds to respectively reach 1019r/min, 1364r/min, 1825r/min, 2100r/min and 3270r/min according to a working condition table, stably operating for 20-30 minutes respectively, collecting data, and finishing one-time right side single machine operation working condition.
(4) And finishing the operation working condition of the single machine on the right side, gradually reducing the rotating speed of the dragging motor to halt according to the working conditions of 3270r/min, 2100r/min, 1364r/min and 1019r/min, and finishing the operation working condition of the single machine on the right side after the principle prototype halts.
The double-machine operation condition is as follows:
firstly starting one dragging motor, automatically combining the synchronous automatic clutches in the forward gear transmission device and the reverse gear transmission device, enabling the friction clutch and the brake to be in a disengaged state, increasing the input rotating speed of the forward gear transmission device and the reverse gear transmission device to 1019r/min, then starting the other dragging motor, gradually increasing the rotating speed to 1019r/min, observing whether the forward gear transmission device and the reverse gear transmission device are combined, if not, increasing the rotating speed to a point until the two synchronous automatic clutches are combined, enabling the rotating speeds to respectively reach 1364r/min, 1825r/min, 2100r/min and 3270r/min according to a working condition table, respectively stably operating for 20-30 minutes, carrying out data acquisition, and completing one-time double-machine operation. And gradually reducing the speed and stopping the machine after the operation till the speed reducer stops.
The working condition of backing operation is as follows:
(1) and the reverse manual barring is carried out on the output ends of the forward and reverse gear transmission devices, so that the synchronous automatic clutches on the left side and the right side are in a disengaged state, and the locking function is manually started to keep the synchronous automatic clutches in a locked state.
(2) The rotating speed of the dragging motor is increased by 1019r/min, after the rotating speed is stable, the clutch is started to control the oil supply oil pump of the oil station, then the 1# clutch oil supply pressure button is pressed, the electromagnetic valve is controlled to be connected and arranged, the reverse friction clutch 1 is combined, after the clutch is combined, the rotating speed is increased to 2400r/min, the operation is carried out for 20min, and the reverse operation working condition is completed.
(3) After the reversing operation working condition is finished, the rotating speed is reduced to 1019r/min, a reversing friction clutch of the forward and reverse gear transmission devices is disengaged, the rotating speed of the motor is reduced to stop, and after the belt principle prototype stops, the reversing operation working condition is finished.
The invention relates to a test bed arrangement form for double input and single output, which is composed of a dragging motor, an input speed increaser, a test gear box, an output speed increaser, a water conservancy dynamometer, a diaphragm coupling and a lateral torque instrument, and can be used in a single-input single-output and double-input single-output power transmission mode of a forward gear transmission device and a reverse gear transmission device. Three operation working conditions of left machine independent operation, right machine independent operation and double-machine parallel operation of the test gear box can be realized. The hydraulic transmission device comprises a dragging motor, a diaphragm coupler 1, an input speed increaser 1, a diaphragm coupler 2, a side-twist instrument 1, a transfer flange 1, a forward gear transmission device, a reverse gear transmission device, a transfer flange 2, a side-twist instrument 2, a diaphragm coupler 3, an output speed increaser, a diaphragm coupler 4, a hydraulic dynamometer, an input speed increaser 2, a dragging motor support, a speed increaser support, a side-twist instrument support 1, a test gear box speed increaser, a side-twist instrument support 2, an output speed increaser support, a hydraulic dynamometer support, a clutch control oil station and a data acquisition system. The test gearbox can be operated in a single machine mode, in a double machine mode, in a single machine-double machine switching mode and in a double machine-single machine switching mode. The motor and the speed increaser, the input speed increaser and the test gear box, the test gear box and the output speed increaser, and the output speed increaser and the water conservancy dynamometer are all connected by adopting membrane couplings, and the motor can compensate the misalignment between the two shafts through elastic deformation, thereby improving the vibration condition of the test bed. The speed increaser is used for balancing the rotating speed difference of the motor and the test gear box level water conservancy dynamometer, and the purpose that the power rotating speed of the dragging motor and the water conservancy side reaches a proper interval is achieved. And an independent clutch is configured to control the oil station and the data acquisition system, so that the switching of various working modes of single-machine operation, double-machine operation, reversing, single-machine-double-machine switching and double-machine-single-machine switching of the test gear box can be realized.
Claims (3)
1. A test bed for a forward and reverse gear transmission device is composed of a dragging motor (1), a diaphragm coupler 1(2), an input speed increaser 1(3), a diaphragm coupler 2(4), a side torsion instrument 1(5), a transfer flange 1(6), a forward and reverse gear transmission device (7), a transfer flange 2(8), a side torsion instrument 2(9), a diaphragm coupler 3(10), an output speed increaser (11), a diaphragm coupler 4(12), a water conservancy dynamometer (13), an input speed increaser 2(14), a dragging motor support (15), a speed increaser support (16), a side torsion instrument support 1(17), a test gear box speed increaser (18), a side torsion instrument 2 support (19), an output speed increaser support (20), a water conservancy dynamometer support (21), a clutch control oil station (22) and a data acquisition system (23), and is characterized in that: in order to realize single-machine operation, double-machine operation, single-machine-double-machine switching, double-machine-single-machine switching, forward-reverse switching and reverse-forward switching of the forward and reverse gear transmission devices, a clutch control oil station is independently arranged and used for controlling the connection and disconnection of 2 friction clutches, 2 friction brakes and 2 disconnection locking oil cylinders of the forward and reverse gear transmission devices and controlling the oil supply pump and the oil pump of the control device to start and stop; displaying and storing pressure, flow and temperature data of the working oil circuit and the lubricating oil circuit; the device has acousto-optic combined alarm, can realize the alarm that the oil pressure of the clutch and the brake is lower than an alarm value, the working oil pressure of the clutch and the brake is lower than a displacement value, the oil temperature of the lubricating oil is too high, and the oil temperature of the lubricating oil is too low; the output signal of the sensor of the control device is firstly connected into the control box for digital display of the control box, and meanwhile, the connecting terminal is provided for data acquisition of a data acquisition system of the centralized control room test bed. The control box can realize the stable operation of the local display of the output signal of the sensor and the remote data acquisition at the same time.
2. The forward and reverse gear transmission device test stand according to claim 1, characterized in that: the motor and the speed increaser, the input speed increaser and the test gear box, the test gear box and the output speed increaser, and the output speed increaser and the water conservancy dynamometer are all connected by adopting membrane couplings, and the motor can compensate the misalignment between the two shafts through elastic deformation, thereby improving the vibration condition of the test bed.
3. The forward and reverse gear transmission device test stand according to claim 1, characterized in that: the system is provided with a matched data acquisition system, acquires data of the test gear box, the speed increaser and the lateral torsion instrument in real time, monitors the states of the speed increaser, the test gear box and the lateral torsion instrument of the test bed in real time, and switches the switching modes of the test gear box in real time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111516334.0A CN114216675B (en) | 2021-12-09 | 2021-12-09 | Test bed for forward and reverse gear transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111516334.0A CN114216675B (en) | 2021-12-09 | 2021-12-09 | Test bed for forward and reverse gear transmission device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114216675A true CN114216675A (en) | 2022-03-22 |
| CN114216675B CN114216675B (en) | 2024-06-28 |
Family
ID=80701222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111516334.0A Active CN114216675B (en) | 2021-12-09 | 2021-12-09 | Test bed for forward and reverse gear transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114216675B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115855485A (en) * | 2022-11-29 | 2023-03-28 | 中国船舶集团有限公司第七0三研究所 | Double-machine driving gear transmission device tooth beating vibration simulation test system |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10123496A1 (en) * | 2001-05-15 | 2002-12-12 | Carl Mahr Holding Gmbh | Gear wheel dimensioning and checking instrument has both radial and tangential feelers that can operate simultaneously in a high speed measurement mode or with only the tangential feeler for slower precise measurement |
| EP1752689A2 (en) * | 2005-08-09 | 2007-02-14 | Hitachi, Ltd. | Vehicle control apparatus and control method |
| CN201078440Y (en) * | 2007-08-20 | 2008-06-25 | 杭州前进齿轮箱集团有限公司 | High power gearbox for ship |
| CN101737463A (en) * | 2010-01-14 | 2010-06-16 | 重庆齿轮箱有限责任公司 | Gearbox for reversible ship with fast reversing |
| CN101767632A (en) * | 2008-12-30 | 2010-07-07 | 中国船舶重工集团公司第七一一研究所 | Test platform for ship propulsion system |
| CN102278461A (en) * | 2010-06-08 | 2011-12-14 | 福特全球技术公司 | Control of Torque Direction Transition in a Powershift Transmission |
| JP2014119018A (en) * | 2012-12-14 | 2014-06-30 | Aisin Aw Co Ltd | Hydraulic control device for automatic transmission |
| CN104126086A (en) * | 2012-02-17 | 2014-10-29 | 康斯博格汽车股份公司 | Shift select device for transmission |
| CN106441878A (en) * | 2016-11-11 | 2017-02-22 | 中国船舶重工集团公司第七�三研究所 | Double-speed transmission verifying device |
| CN109630660A (en) * | 2019-02-15 | 2019-04-16 | 中国船舶重工集团公司第七0三研究所 | A kind of high-power ahead and astern gear assembly peculiar to vessel |
| WO2019179725A1 (en) * | 2018-03-23 | 2019-09-26 | Zf Friedrichshafen Ag | Transmission for a ship's engine, and ship's engine |
| CN112284587A (en) * | 2020-11-20 | 2021-01-29 | 中国船舶重工集团公司第七0三研究所 | Mechanical power test bed connected with friction clutch coupling in terminating mode and starting method thereof |
-
2021
- 2021-12-09 CN CN202111516334.0A patent/CN114216675B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10123496A1 (en) * | 2001-05-15 | 2002-12-12 | Carl Mahr Holding Gmbh | Gear wheel dimensioning and checking instrument has both radial and tangential feelers that can operate simultaneously in a high speed measurement mode or with only the tangential feeler for slower precise measurement |
| EP1752689A2 (en) * | 2005-08-09 | 2007-02-14 | Hitachi, Ltd. | Vehicle control apparatus and control method |
| CN201078440Y (en) * | 2007-08-20 | 2008-06-25 | 杭州前进齿轮箱集团有限公司 | High power gearbox for ship |
| CN101767632A (en) * | 2008-12-30 | 2010-07-07 | 中国船舶重工集团公司第七一一研究所 | Test platform for ship propulsion system |
| CN101737463A (en) * | 2010-01-14 | 2010-06-16 | 重庆齿轮箱有限责任公司 | Gearbox for reversible ship with fast reversing |
| CN102278461A (en) * | 2010-06-08 | 2011-12-14 | 福特全球技术公司 | Control of Torque Direction Transition in a Powershift Transmission |
| CN104126086A (en) * | 2012-02-17 | 2014-10-29 | 康斯博格汽车股份公司 | Shift select device for transmission |
| JP2014119018A (en) * | 2012-12-14 | 2014-06-30 | Aisin Aw Co Ltd | Hydraulic control device for automatic transmission |
| CN106441878A (en) * | 2016-11-11 | 2017-02-22 | 中国船舶重工集团公司第七�三研究所 | Double-speed transmission verifying device |
| WO2019179725A1 (en) * | 2018-03-23 | 2019-09-26 | Zf Friedrichshafen Ag | Transmission for a ship's engine, and ship's engine |
| CN109630660A (en) * | 2019-02-15 | 2019-04-16 | 中国船舶重工集团公司第七0三研究所 | A kind of high-power ahead and astern gear assembly peculiar to vessel |
| CN112284587A (en) * | 2020-11-20 | 2021-01-29 | 中国船舶重工集团公司第七0三研究所 | Mechanical power test bed connected with friction clutch coupling in terminating mode and starting method thereof |
Non-Patent Citations (3)
| Title |
|---|
| 刘琳辉;张超;况季孙;: "船舶传动装置双重功率分支机构研究", 舰船科学技术, no. 08, 15 August 2010 (2010-08-15) * |
| 吕和生;程向东;杨海师;余业亮;杜昌烈;李军;: "船用齿轮箱多离合器油路控制系统研究与试验", 传动技术, no. 03 * |
| 王建;杜柱石;刘芝崇;: "GWH6066型船用齿轮箱倒车离合器的故障分析与改进措施", 装备制造技术, no. 12, 15 December 2013 (2013-12-15) * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115855485A (en) * | 2022-11-29 | 2023-03-28 | 中国船舶集团有限公司第七0三研究所 | Double-machine driving gear transmission device tooth beating vibration simulation test system |
| CN115855485B (en) * | 2022-11-29 | 2023-09-08 | 中国船舶集团有限公司第七0三研究所 | Double-machine driving gear transmission device clapping tooth vibration simulation test system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114216675B (en) | 2024-06-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106740046B (en) | Hybrid power system based on engine and motor and power output method thereof | |
| CN114216675A (en) | Test bed for forward and reverse gear transmission device | |
| CN105814332B (en) | Contact point determination | |
| US4309914A (en) | Controlled transmission system | |
| CN111207182B (en) | Clutch transfer case for amphibious vehicle | |
| WO2022173858A4 (en) | Multi-speed turbine reduction gearbox system and method | |
| US20240192088A1 (en) | Semi-Physical Simulation Test Bench and Test Method for Multi-Machine Parallel Operation Device of Gas Turbines | |
| CN102155527B (en) | Lock-type hydraulic torque converter with double clutches | |
| CN212297438U (en) | Clutch transfer case for amphibious vehicle | |
| US3820338A (en) | Drive system for ships with main and auxiliary engines for additionally driving an electric generator | |
| CN113551915A (en) | Semi-physical simulation test bed and test method for diesel-fuel combined multi-machine parallel operation device | |
| CN218913609U (en) | Gear box with three clutches and multiple shaft extensions | |
| US9487074B2 (en) | Power take off speed interlock | |
| CN204704334U (en) | Heavy tower crane gearbox | |
| CN214699017U (en) | Double-machine parallel operation multi-working-condition gear box | |
| CN110469560A (en) | A kind of interchangeable section of collector-shoe gear and its application | |
| CN205918865U (en) | Automatic transmission | |
| CN112253645B (en) | Wet-type double-clutch automatic gear shifting system for petroleum drilling winch | |
| CN203297530U (en) | Gearbox with flexible transmission | |
| CN103174803A (en) | Flexible transmission gearbox | |
| CN117489771A (en) | High-speed heavy-load parallel operation gear transmission device | |
| CN107401428B (en) | Undisturbed switching device | |
| CN221188148U (en) | Oil pump transmission device and crane | |
| RU2743237C1 (en) | Main marine power plant with tire-pneumatic couplings | |
| CN219523884U (en) | Coiled tubing equipment chassis car hybrid power device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant |