CN110926803A - Automatic test system for clutch performance test - Google Patents
Automatic test system for clutch performance test Download PDFInfo
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- CN110926803A CN110926803A CN201911391139.2A CN201911391139A CN110926803A CN 110926803 A CN110926803 A CN 110926803A CN 201911391139 A CN201911391139 A CN 201911391139A CN 110926803 A CN110926803 A CN 110926803A
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- 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
- G01M13/022—Power-transmitting couplings or clutches
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- General Physics & Mathematics (AREA)
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Abstract
The invention relates to an automatic test system for clutch performance test, which comprises a power supply, an upper computer, a motion controller, a motor driver and a motor, wherein the upper computer is connected with the power supply; the power supply is respectively and electrically connected with the upper computer, the motion controller, the motor driver and the motor, and the upper computer is electrically connected with the motor through the motion controller and the motor driver in sequence. The upper computer sends system parameters and test tasks to the motion controller, the motion controller generates an electronic cam curve according to the system parameters sent by the upper computer, and sends motion control instructions to the motor driver according to the test tasks sent by the upper computer; the motor driver receives the motion control command of the motion controller and is used for driving the motor to operate according to the motion control command, so that the automatic test of the performance of the clutch is realized, the test condition of higher durability can be met, the test efficiency is greatly improved, and the test frequency and the control precision of the angle and the torque are obviously improved.
Description
Technical Field
The invention relates to the technical field of automobile safety and part testing, in particular to an automatic testing system for testing the performance of a clutch.
Background
With the increasing demand of people on automobile safety, higher requirements are placed on the performances of automobile parts, so that the automobile parts are required to have higher durability, and corresponding durability tests also have higher requirements.
The clutch is a core component of automobile parts, and the durability performance test of the clutch cannot be ignored. In order to better test the higher-requirement durability performance of the clutch, the requirements of a corresponding test system are also obviously improved, including the test efficiency and the test frequency of the clutch test system and higher requirements on the control precision of the angle and the torque.
However, the traditional test system for testing the clutch by controlling the servo motor in a PLC pulse sending mode cannot meet the requirements, the test efficiency is low, the test frequency and the control precision of the angle and the torque are not high enough, and the automation degree is low.
Disclosure of Invention
The technical problem to be solved by the invention is to provide an automatic test system for clutch performance test, aiming at the defects of the prior art, which can meet the durability test with higher requirements, greatly improve the test efficiency, obviously improve the test frequency and the control precision of the angle and the torque, and have high automation degree.
The technical scheme for solving the technical problems is as follows:
an automatic test system for clutch performance test comprises a power supply, an upper computer, a motion controller, a motor driver and a motor;
the power supply is respectively electrically connected with the upper computer, the motion controller, the motor driver and the motor, and the upper computer is electrically connected with the motor sequentially through the motion controller and the motor driver.
The invention has the beneficial effects that: the power supply respectively supplies power for equipment such as an upper computer, a motion controller, a motor driver, a motor and the like; the upper computer is responsible for reading and writing the whole system parameters and is also used for issuing the system parameters and test tasks to the motion controller; the motion controller is responsible for logic control and motion control of the whole system, and is used for generating an electronic cam curve according to system parameters sent by the upper computer and sending a motion control instruction to the motor driver according to a test task sent by the upper computer; the motor driver receives a motion control command of the motion controller and is used for driving the motor to operate according to the motion control command so as to realize automatic test of the performance of the clutch;
compared with a traditional test system for testing the clutch by controlling the servo motor in a PLC pulse mode, the test system with the structure can automatically test the performance of the clutch, has higher automation degree, can meet higher-requirement durability test conditions, greatly improves the test efficiency, obviously improves the test frequency and the control precision of the angle and the torque, and can ensure that the control precision of the angle is within 0.001 degree, the control precision of the torque is within 0.1Nm and the test frequency of the system is up to 50HZ no matter under the conditions of high frequency and low frequency.
On the basis of the technical scheme, the invention also has the following improvements:
further: also includes a display;
the display is electrically connected with the power supply and the upper computer respectively.
The beneficial effects of the further technical scheme are as follows: the upper computer is responsible for reading and writing the parameters of the whole system and is also used for issuing the system parameters and the test tasks to the motion controller, so that the operation interface of the upper computer can be conveniently displayed through the display electrically connected with the upper computer, a man-machine interaction interface between the upper computer and a user is formed, the system parameters and the test tasks are dynamically displayed, and the performance test of the clutch is more flexible and convenient.
Further: the energy feedback circuit is also included;
the energy feedback circuit is electrically connected with the power supply and the motor driver respectively.
The beneficial effects of the further technical scheme are as follows: because the motor always rotates forward and backward at high frequency, the energy generated during the deceleration of the motor can not be consumed, so that the braking resistance of the whole test system is dozens of kilowatts, the overcurrent accident is easy to occur, and the clutch is easy to be damaged, so the energy-saving problem in the existing test system is always a difficult problem which troubles the development of the high-frequency forward and backward rotation technology; the energy feedback circuit is electrically connected with the motor driver, and feeds the energy generated during the motor deceleration back to the power supply side, so that the system can efficiently utilize the energy generated during the rapid acceleration and deceleration, the remarkable energy-saving purpose is achieved, the braking torque response action is rapid, and the damage to the clutch can be effectively prevented.
Further: the circuit also comprises a signal input and output circuit;
the signal input and output circuit is electrically connected with the power supply, and the motion controller is electrically connected with the motor driver through the signal input and output circuit.
Further: the signal input and output circuit comprises a signal input sub-circuit and a signal output sub-circuit;
the signal input sub-circuit and the signal output sub-circuit are respectively electrically connected with the power supply, and the motion controller is electrically connected with the motor driver through the signal input sub-circuit and the signal output sub-circuit in sequence.
The beneficial effects of the further technical scheme are as follows: through the signal input and output circuit, the motion control instruction generated by the motion controller can be conveniently transmitted to the motor driver, so that the motor driver can accurately control the motor to operate according to the corresponding motion control instruction, the automatic test of the performance of the clutch can be completed, the test efficiency can be effectively improved, and the test frequency and the control precision of the angle and the torque can be improved.
Further: the device also comprises an encoder;
the encoder is electrically connected with the motor driver and the motor respectively.
The beneficial effects of the further technical scheme are as follows: the encoder can measure the real-time angle and torque in the testing process, so that on one hand, the control precision of the whole testing system on the angle and the torque can be ensured, the precision is higher, and the control on the positive rotation and the reverse rotation of the motor is more accurate; on the other hand, the motor can be protected in positive rotation and negative rotation through an angle protection threshold and a torque protection threshold which are arranged in the upper computer, so that the clutch is protected from being damaged.
Further: also includes a power supply auxiliary circuit;
the power supply is electrically connected with the upper computer, the motion controller, the motor driver and the motor respectively through the power supply auxiliary circuit.
Further: the power auxiliary circuit comprises a first circuit breaker, a transformer, a filter and a second circuit breaker;
the power supply sequentially passes through the first circuit breaker, the transformer, the filter and the second circuit breaker and is respectively electrically connected with the upper computer, the motion controller, the motor driver and the motor.
The beneficial effects of the further technical scheme are as follows: the first circuit breaker is a main power switch of the whole system, and the on and off of a main power supply are conveniently controlled by the first circuit breaker; the transformer sequentially connected with the first circuit breaker is convenient for isolating and reducing the alternating voltage input to the upper computer, effectively shielding interference and protecting the whole test system; harmonic interference in the test system can be effectively eliminated through the filter sequentially connected with the transformer, and the stability and reliability of the whole test system are improved; finally, the second circuit breaker sequentially connected with the filter is convenient for controlling the on and off of equipment such as an upper computer, a motion controller, a motor driver, a motor and the like; through the power auxiliary circuit of above-mentioned structure, can guarantee going on smoothly to clutch performance test on the one hand, on the other hand can also improve stability and reliability to clutch performance test, and then helps improving efficiency of software testing and the control accuracy to angle and moment of torsion.
Further: also includes a cooling fan;
the cooling fan is electrically connected with the second circuit breaker and the upper computer respectively.
The beneficial effects of the further technical scheme are as follows: the heat dissipation performance of the upper computer can be obviously improved through the cooling fan, so that the stability and the reliability of the whole test system are improved.
Further: the device also comprises a switching power supply;
the switching power supply is electrically connected with the second circuit breaker, the motion controller and the motor driver respectively.
The beneficial effects of the further technical scheme are as follows: the alternating current is rectified into direct current by a switching power supply so as to provide the direct current required by electric equipment such as a motion controller, a motor driver and the like.
Drawings
FIG. 1 is a schematic diagram of an automated testing system for clutch performance testing according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of another automated test system for clutch performance testing according to an embodiment of the present invention;
FIG. 3 is a schematic communication diagram of an automated test system for clutch performance testing in accordance with an embodiment of the present invention;
FIG. 4 is a schematic diagram of an automated testing system for clutch performance testing according to another embodiment of the present invention;
FIG. 5 is an electrical schematic diagram of an automated test system for clutch performance testing in an embodiment of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. the device comprises a power supply, 2, an upper computer, 3, a motion controller, 4, a motor driver, 5, a motor, 6, a display, 7, an energy feedback circuit, 8, a signal input and output circuit, 9, an encoder, 10, a power supply auxiliary circuit, 11, a cooling fan, 12, a switching power supply, 81, a signal input sub-circuit, 82, a signal output sub-circuit, 101, a first circuit breaker, 102, a transformer, 103, a filter, 104 and a second circuit breaker.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
The present invention will be described with reference to the accompanying drawings.
In a first embodiment, as shown in fig. 1, an automated testing system for clutch performance testing includes a power supply 1, an upper computer 2, a motion controller 3, a motor driver 4, and a motor 5;
the power supply 1 is respectively electrically connected with the upper computer 2, the motion controller 3, the motor driver 4 and the motor 5, and the upper computer 2 is electrically connected with the motor 5 sequentially through the motion controller 3 and the motor driver 4.
The test system of the above-mentioned structure constitution of this embodiment, send out the test system that pulse mode control servo motor tested the clutch with traditional PLC, can test the performance of clutch automatically, degree of automation is higher, can satisfy the endurance test condition of higher requirement, the efficiency of software testing is improved by a wide margin, the frequency of software testing and the control accuracy to angle and moment of torsion have all obtained obvious improvement, no matter under the circumstances of high frequency and low frequency, the control accuracy that can both guarantee the angle is within 0.001 degree, the control accuracy of moment of torsion is within 0.1Nm, system test frequency reaches 50HZ the highest.
The working principle of the automatic test system for the clutch performance test of the embodiment is as follows:
the power supply respectively supplies power for equipment such as an upper computer, a motion controller, a motor driver, a motor and the like; the upper computer is responsible for reading and writing the whole system parameters and is also used for issuing the system parameters and test tasks to the motion controller; the motion controller is responsible for logic control and motion control of the whole system, and is used for generating an electronic cam curve according to system parameters sent by the upper computer and sending a motion control instruction to the motor driver according to a test task sent by the upper computer; and the motor driver receives the motion control command of the motion controller and is used for driving the motor to operate according to the motion control command, so that the automatic test of the performance of the clutch is realized.
Specifically, the upper computer in this embodiment communicates with the motion controller through an MODBUS TCP protocol, the motion controller communicates with the driver through an ethernet, a specific communication connection diagram is shown in fig. 3, the motor driver of this embodiment further has an electronic cam curve planning function, S-curve acceleration and deceleration is realized by planning an electronic cam curve, impact of high-frequency forward and reverse rotation on the motor is reduced, and the conventional curve planning on the speed is changed into curve planning on the acceleration, so that amplitude closed-loop adjustment and torque closed-loop adjustment are better realized; the vibration frequency of the system is ensured by the master-slave following coupling function of the electronic cam while the position and the torque precision of the system are ensured.
Preferably, as shown in fig. 2, further comprises a display 6;
the display 6 is respectively and electrically connected with the power supply 1 and the upper computer 2.
The upper computer is responsible for reading and writing the parameters of the whole system and is also used for issuing the system parameters and the test tasks to the motion controller, so that the operation interface of the upper computer can be conveniently displayed through the display electrically connected with the upper computer, a man-machine interaction interface between the upper computer and a user is formed, the system parameters and the test tasks are dynamically displayed, and the performance test of the clutch is more flexible and convenient.
Specifically, the display in this embodiment forms a human-computer interaction interface between the host computer and the user, and this human-computer interaction interface can be written through DELPHI language, and on this human-computer interaction interface, an operation panel is provided, which includes a plurality of operation buttons, including an operation button, a stop button, an enable mode button, a forward rotation button, a reverse rotation button, an automatic manual mode switching button, a protection setting button, and the like, and the following functions can be realized through the above buttons:
1. enabling management: controlling whether the system is enabled or not, pressing an enabling mode button to enter an enabling mode in an un-enabled state, and after pressing the enabling mode button, defaulting the current position of the system to be a zero point; when the enable mode button is pressed in the enable state, the system can remove the enable;
2. manual function: the forward rotation button or the reverse rotation button is pressed to control the forward rotation or the reverse rotation of the motor, and the forward rotation button and the reverse rotation button are self-reset; the forward rotation angle protection and the reverse rotation angle protection can be added in the system through the protection setting button;
3. automatic function:
(1) rotating an automatic manual mode switching button to be automatic, entering an automatic mode, automatically operating the system to the leftmost position after entering the automatic mode, and waiting for a next instruction after reaching the position;
(2) the automatic mode is started by pressing the running button, the system starts trapezoidal acceleration starting according to the set frequency and amplitude or torque, and closed-loop regulation is started according to the amplitude or torque when the set frequency and amplitude or torque reach the set value; the set frequency, amplitude or torque and trapezoidal acceleration starting can be set through codesys software, the setting method is the prior art, and the details are not repeated;
(3) then a stop button is pressed to enter a stop mode, the trapezoidal frequency reduction amplitude of the system is reduced to a set value, and then the frequency reduction is carried out until the system can accurately stop to a specified position and then stops;
4. and (4) protection function: through the protection setting button, the protection value can be set for the torque and the amplitude, and the product is protected from being damaged accidentally.
Preferably, as shown in fig. 2, the system further comprises an energy feedback circuit 7;
the energy feedback circuit 7 is electrically connected with the power supply 1 and the motor driver 4 respectively.
Because the motor always rotates forward and backward at high frequency, the energy generated during the deceleration of the motor can not be consumed, so that the braking resistance of the whole test system is dozens of kilowatts, the overcurrent accident is easy to occur, and the clutch is easy to be damaged, so the energy-saving problem in the existing test system is always a difficult problem which troubles the development of the high-frequency forward and backward rotation technology; the energy feedback circuit is electrically connected with the motor driver, and feeds the energy generated during the motor deceleration back to the power supply side, so that the system can efficiently utilize the energy generated during the rapid acceleration and deceleration, the remarkable energy-saving purpose is achieved, the braking torque response action is rapid, and the damage to the clutch can be effectively prevented.
Specifically, the energy feedback circuit in this embodiment is specifically an energy feedback unit, and an energy feedback unit of an appropriate model, for example, an energy feedback unit of a BKF800-DF-045-6HE model produced by a shenzhen shell power supply, may be selected according to actual parameters.
Preferably, as shown in fig. 2 and 3, a signal input and output circuit 8 is further included;
the signal input/output circuit 8 is electrically connected to the power supply 1, and the motion controller 3 is electrically connected to the motor driver 4 through the signal input/output circuit 8.
Preferably, as shown in fig. 2, the signal input-output circuit 8 includes a signal input sub-circuit 81 and a signal output sub-circuit 82;
the signal input sub-circuit 81 and the signal output sub-circuit 82 are electrically connected to the power supply 1, respectively, and the motion controller 3 is electrically connected to the motor driver 4 through the signal input sub-circuit 81 and the signal output sub-circuit 82 in sequence.
Through the signal input and output circuit, the motion control instruction generated by the motion controller can be conveniently transmitted to the motor driver, so that the motor driver can accurately control the motor to operate according to the corresponding motion control instruction, the automatic test of the performance of the clutch can be completed, the test efficiency can be effectively improved, and the test frequency and the control precision of the angle and the torque can be improved.
Specifically, a schematic diagram of communication connection between the signal input/output circuit (which may be referred to as an IO module for short) and the motion controller and the motor driver in this embodiment is shown in fig. 3, and is in communication connection with the motion controller and the motor driver through ethernet; the system has high response speed, and the fastest control period can reach 1 ms.
Preferably, as shown in fig. 2, an encoder 9 is further included;
the encoder 9 is electrically connected to the motor driver 4 and the motor 5, respectively.
The encoder can measure the real-time angle and torque in the testing process, so that on one hand, the control precision of the whole testing system on the angle and the torque can be ensured, the precision is higher, and the control on the positive rotation and the reverse rotation of the motor is more accurate; on the other hand, the motor can be protected in positive rotation and negative rotation through an angle protection threshold and a torque protection threshold which are arranged in the upper computer, so that the clutch is protected from being damaged.
Specifically, the motor driver of the embodiment specifically adopts a servo amplifier of AXN50.100.4 model, the motor specifically adopts a servo motor of TK 164-030-.
Preferably, as shown in fig. 4, a power auxiliary circuit 10 is further included;
the power supply 1 is electrically connected with the upper computer 2, the motion controller 3, the motor driver 4 and the motor 5 through the power supply auxiliary circuit 10.
Preferably, as shown in fig. 4 and 5, the power auxiliary circuit 10 includes a first circuit breaker 101, a transformer 102, a filter 103, and a second circuit breaker 104;
the power supply 1 sequentially passes through the first circuit breaker 101, the transformer 102, the filter 103 and the second circuit breaker 104, and is electrically connected with the upper computer 2, the motion controller 3, the motor driver 4 and the motor 5 respectively.
The first circuit breaker is a main power switch of the whole system, and the on and off of a main power supply are conveniently controlled by the first circuit breaker; the transformer sequentially connected with the first circuit breaker is convenient for isolating and reducing the alternating voltage input to the upper computer, effectively shielding interference and protecting the whole test system; harmonic interference in the test system can be effectively eliminated through the filter sequentially connected with the transformer, and the stability and reliability of the whole test system are improved; finally, the second circuit breaker sequentially connected with the filter is convenient for controlling the on and off of equipment such as an upper computer, a motion controller, a motor driver, a motor and the like; through the power auxiliary circuit of above-mentioned structure, can guarantee going on smoothly to clutch performance test on the one hand, on the other hand can also improve stability and reliability to clutch performance test, and then helps improving efficiency of software testing and the control accuracy to angle and moment of torsion.
Specifically, as shown in fig. 5, the first circuit breaker in this embodiment adopts a circuit breaker of 70A standard, the second circuit breaker adopts a circuit breaker of 50A standard, the transformer is specifically a three-phase transformer of 380V to 220V and 4.5KVA standard, and the filter is specifically an ac filter of CIMB-20A standard.
Preferably, as shown in fig. 5, a cooling fan 11 is further included;
the cooling fan 11 is electrically connected to the second circuit breaker 104 and the upper computer 2, respectively.
The heat dissipation performance of the upper computer can be obviously improved through the cooling fan, so that the stability and the reliability of the whole test system are improved.
Preferably, as shown in fig. 5, a switching power supply 12 is further included;
the switching power supply 12 is electrically connected to the second circuit breaker 104, the motion controller 3, and the motor driver 4, respectively.
The alternating current is rectified into direct current by a switching power supply so as to provide the direct current required by electric equipment such as a motion controller, a motor driver and the like.
Specifically, the switching power supply of the present embodiment is a dc switching power supply with specification of 220V to 24V and 5A.
Specifically, before the performance of the clutch is tested by using the automatic test system of the embodiment, the following debugging steps need to be performed:
sa 1: wiring according to the electrical schematic shown in fig. 5;
sa 2: a power supply is connected;
sa 3: downloading a control program;
sa 4: downloading motor driver parameters and carrying out motor PID debugging;
sa 5: testing each input/output point to verify whether the external encoder is correct or not;
sa 6: switching in strong current;
sa 7: testing system communication signals;
sa 8: verifying the main functions of the system;
sa 9: the system is in no-load test operation;
sa 10: the system is loaded and does not open and close the ring to regulate the test operation;
sa 11: and (5) testing and running the loaded open-close ring of the system.
After the debugging step is completed, the performance test of the clutch test product is started, and the specific operation steps in the test process are as follows:
sb 1: turning on a main power switch, and powering on the system;
sb 2: fixing the test product;
sb 3: pressing an enabling mode button on a human-computer interaction interface, and enabling the system to enter an enabling mode;
sb 4: setting equipment parameters, an amplitude angle, a left side angle, test times, a protection torque and a protection angle through a protection setting button;
sb 5: rotating an automatic manual mode switching button on a human-computer interaction interface to an automatic mode, entering the automatic mode, and automatically operating the system to a set left angle;
sb 6: pressing an operation button on a human-computer interaction interface, and enabling the system to start forward and backward rotation according to preset amplitude and frequency;
sb 7: when the testing times reach the preset testing times or a stop button of the human-computer interaction interface is pressed, stopping the system;
sb 8: rotating an automatic manual mode switching button on a human-computer interaction interface to a manual mode, and entering the manual mode;
sb 9: then pressing an enabling mode button on the human-computer interaction interface, and canceling enabling of the system;
sb 10: and taking down the test product to finish the test.
In the traditional test system, the position control precision is 0.01mm at low frequency, the torque control precision is within 1N, and the control precision cannot be ensured at high frequency; the frequency of the traditional test system is 10Hz at most and the angle is 2 degrees, while the frequency of the embodiment reaches 50Hz at most and the angle is 1 degree; in addition, the conventional test system cannot customize the functions according to the customer, and the present embodiment can customize the functions according to the customer requirements, such as the angle closed-loop function and the torque closed-loop function.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. An automatic test system for clutch performance test is characterized by comprising a power supply (1), an upper computer (2), a motion controller (3), a motor driver (4) and a motor (5);
the power supply (1) is respectively connected with the upper computer (2), the motion controller (3), the motor driver (4) and the motor (5) electrically, and the upper computer (2) sequentially passes through the motion controller (3) and the motor driver (4) and the motor (5) electrically.
2. The automated test system for clutch performance testing of claim 1, further comprising a display (6);
the display (6) is electrically connected with the power supply (1) and the upper computer (2) respectively.
3. The automated test system for clutch performance testing of claim 1, further comprising an energy feedback circuit (7);
the energy feedback circuit (7) is respectively and electrically connected with the power supply (1) and the motor driver (4).
4. The automated test system for clutch performance testing of claim 1, further comprising a signal input output circuit (8);
the signal input and output circuit (8) is electrically connected with the power supply (1), and the motion controller (3) is electrically connected with the motor driver (4) through the signal input and output circuit (8).
5. The automated test system for clutch performance testing of claim 4, wherein the signal input output circuit (8) comprises a signal input sub-circuit (81) and a signal output sub-circuit (82);
the signal input sub-circuit (81) and the signal output sub-circuit (82) are respectively electrically connected with the power supply (1), and the motion controller (3) is electrically connected with the motor driver (4) through the signal input sub-circuit (81) and the signal output sub-circuit (82) in sequence.
6. The automated test system for clutch performance testing of claim 1, further comprising an encoder (9);
the encoder (9) is electrically connected with the motor driver (4) and the motor (5) respectively.
7. The automated test system for clutch performance testing of any one of claims 1 to 6, further comprising a power auxiliary circuit (10);
the power supply (1) is respectively electrically connected with the upper computer (2), the motion controller (3), the motor driver (4) and the motor (5) through the power supply auxiliary circuit (10).
8. The automated test system for clutch performance testing of claim 7, wherein the power auxiliary circuit (10) comprises a first circuit breaker (101), a transformer (102), a filter (103), and a second circuit breaker (104);
the power supply (1) sequentially passes through the first circuit breaker (101), the transformer (102), the filter (103) and the second circuit breaker (104) and is respectively electrically connected with the upper computer (2), the motion controller (3), the motor driver (4) and the motor (5).
9. The automated test system for clutch performance testing of claim 8, further comprising a cooling fan (11);
and the cooling fan (11) is electrically connected with the second circuit breaker (104) and the upper computer (2) respectively.
10. The automated test system for clutch performance testing of claim 8, further comprising a switching power supply (12);
the switching power supply (12) is electrically connected with the second circuit breaker (104), the motion controller (3) and the motor driver (4) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911391139.2A CN110926803A (en) | 2019-12-30 | 2019-12-30 | Automatic test system for clutch performance test |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911391139.2A CN110926803A (en) | 2019-12-30 | 2019-12-30 | Automatic test system for clutch performance test |
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| CN110926803A true CN110926803A (en) | 2020-03-27 |
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| CN201911391139.2A Pending CN110926803A (en) | 2019-12-30 | 2019-12-30 | Automatic test system for clutch performance test |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115550209A (en) * | 2022-08-26 | 2022-12-30 | 深圳研控自动化科技股份有限公司 | Driver detection method, system, device, terminal equipment and storage medium |
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2019
- 2019-12-30 CN CN201911391139.2A patent/CN110926803A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115550209A (en) * | 2022-08-26 | 2022-12-30 | 深圳研控自动化科技股份有限公司 | Driver detection method, system, device, terminal equipment and storage medium |
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