CN114858485A - Parking assembly dynamic detection device - Google Patents
Parking assembly dynamic detection device Download PDFInfo
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- CN114858485A CN114858485A CN202210782996.0A CN202210782996A CN114858485A CN 114858485 A CN114858485 A CN 114858485A CN 202210782996 A CN202210782996 A CN 202210782996A CN 114858485 A CN114858485 A CN 114858485A
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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
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- General Physics & Mathematics (AREA)
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Abstract
The application discloses parking assembly dynamic detection device, this dynamic detection device includes: the first positioning tool is fixed on the workbench and comprises a positioning hole in pivot fit with one end of a reference shaft S1 of the parking assembly and a positioning pin in positioning fit with an installation hole in a reference surface S2 of the parking assembly; the second positioning tool is movably arranged on the workbench in the vertical direction Z and comprises a positioning sleeve which is used for being in pivot fit with the other end of the reference shaft S1; the actuating tool comprises a first driver, a cam mechanism used for driving a fork opening S3 of the parking assembly through rotating motion, a transmission shaft in transmission connection between the cam mechanism and the first driver, and a rotation measuring component used for measuring rotation parameters of the transmission shaft in real time. According to the technical scheme of this application, can realize the dynamic detection to the performance of parking assembly.
Description
Technical Field
The present application relates to the field of testing, and more particularly, to a dynamic testing apparatus for testing the performance of a parking assembly.
Background
The parking assembly is an important part of an automobile braking system, and the quality of the performance of the parking assembly directly influences the safety performance of an automobile. Conventionally, the performance of the parking assembly is generally judged by a static detection mode, however, for the gear shifting torque required by the parking assembly during gear shifting, performance parameters such as the corresponding shift lever angle and the like are difficult to directly obtain a relatively accurate detection result due to lack of application environment.
Therefore, how to provide a dynamic detection scheme capable of simulating the application environment of the parking assembly becomes a technical problem to be solved in the field.
Disclosure of Invention
In view of the above, the present application provides a dynamic detection device for a parking assembly, so as to implement a dynamic detection scheme simulating an application environment of the parking assembly.
According to the present application, a parking assembly dynamic detection device is provided, the dynamic detection device comprising: the first positioning tool is fixed on the workbench and comprises a positioning hole in pivot fit with one end of a reference shaft S1 of the parking assembly and a positioning pin in positioning fit with an installation hole in a reference surface S2 of the parking assembly; the second positioning tool is movably arranged on the workbench in the vertical direction Z and comprises a positioning sleeve which is used for being in pivot fit with the other end of the reference shaft S1; the actuating tool comprises a first driver, a cam mechanism used for driving a fork opening S3 of the parking assembly through rotating motion, a transmission shaft in transmission connection between the cam mechanism and the first driver, and a rotating measuring component used for measuring rotating parameters of the transmission shaft in real time.
Preferably, the rotation measuring assembly includes an angle encoder for measuring a rotation angle of the drive shaft and a torque sensor for measuring a rotation torque of the drive shaft.
Preferably, the dynamic detection device comprises a horizontal sliding table slidably mounted on the workbench in the axial direction of the transmission shaft and a second driver fixedly mounted on the workbench, the horizontal sliding table is in driving connection with the second driver to drive the horizontal sliding table to be close to or far away from the first positioning tool, and the actuating tool is mounted on the horizontal sliding table.
Preferably, the second positioning tool includes: the upright post is arranged on the workbench, and a third driver is arranged on the upright post; and the movable seat is slidably arranged on the upright column in the vertical direction Z and is in driving connection with the third driver, and the positioning sleeve is fixedly arranged on the movable seat or is elastically and floatably arranged on the movable seat in the vertical direction Z.
Preferably, a first sensor for measuring the displacement change of the fork opening S3 in the vertical direction Z is mounted on the moving seat.
Preferably, the second positioning tool comprises a fourth driver mounted on the movable seat, and a driving end of the fourth driver is mounted with an elastic pressure rod capable of pressing the reference surface S2 in a positioning state of the parking assembly.
Preferably, the dynamic state detecting means includes a pawl detecting member provided on a swing path of the pawl S4 of the parking assembly, the pawl detecting member including a second sensor for detecting a yaw position of the pawl S4 of the parking assembly.
Preferably, the pawl detection assembly includes a fifth driver fixedly mounted to the workbench and a sliding seat capable of moving toward or away from the pawl S4 under the driving of the fifth driver, and the second sensor is mounted to the sliding seat.
Preferably, the dynamic detection device comprises a force measuring unit, the force measuring unit comprises a sixth driver and a toggle assembly, the toggle assembly can uniformly toggle the pawl S4 to deflect in the direction overcoming the elastic force of the torsion spring under the driving of the sixth driver, and the toggle assembly comprises a toggle claw and a force sensor used for measuring the interaction force between the toggle claw and the pawl S4.
Preferably, the first positioning tool comprises an arc-shaped groove with the circle center positioned on the axis of the positioning hole as the circle center, and the pusher dog is in guiding fit with the arc-shaped groove; the shifting assembly comprises a moving pair and a floating plate, the moving pair is in driving connection with the sixth driver so as to reciprocate along the tangential direction of the arc-shaped groove under the driving of the sixth driver, and the floating plate is arranged on the moving pair in a floating manner in the horizontal direction perpendicular to the tangential direction; the pusher dog is hinged to the floating plate.
According to the technical scheme of this application, reference shaft S1 and datum plane S2 of parking assembly can be fixed a position by first location frock and second location frock cooperation to the actual mounted state of simulation parking assembly in the vehicle. The cam mechanism of the actuating tool rotates in the fork opening S3 of the parking assembly, and the interference of the cam on the fork opening S3 is utilized to simulate the gear shifting process of the parking assembly in actual work. The rotation measuring component is used for detecting the rotation parameters (rotation torque, rotation angle and the like) of the transmission shaft in the simulated gear shifting process of the actuating tool in real time, so that the performance detection result of the parking assembly in a dynamic environment can be obtained.
Additional features and advantages of the present application will be described in detail in the detailed description which follows.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate an embodiment of the invention and, together with the description, serve to explain the invention. In the drawings:
FIG. 1 is a perspective view of an exemplary parking assembly;
FIG. 2 is a perspective view of the parking assembly from another perspective;
FIG. 3 is a perspective view of a parking assembly dynamic detection device according to a preferred embodiment of the present application;
FIG. 4 is a side view of a positioning tool of the parking assembly dynamic detection device;
FIG. 5 is a perspective view of an actuation tooling of the parking assembly dynamic detection device;
FIG. 6 is a diagram of the working states of the pawl detection assembly and the second positioning tool of the dynamic detection device of the parking assembly;
FIG. 7 is an enlarged view of portion A of FIG. 6;
FIG. 8 is a perspective view of a force cell of the parking assembly dynamic detection device;
FIG. 9 is a horizontal cross-sectional view of the force-measuring cell shown in FIG. 8.
Detailed Description
As shown in fig. 1 and 2, the parking assembly includes a reference shaft S1, a reference surface S2, a fork S3 and a pawl S4, and in practical applications, the reference shaft S1 and the reference surface S2 are assembled at an operating position, and the fork S3 is driven to move up and down to swing a lever pressing pawl S4 around the reference shaft S1, so that gear shifting of the parking assembly is realized. For the working property that can accurate detection parking assembly, this application provides a dynamic detection device of simulation parking assembly operational environment.
The technical solutions of the present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 3, the parking assembly dynamic detection device of the present application includes a first positioning tool 110, a second positioning tool 120, and an actuating tool 200. As shown in fig. 4, the first positioning tool 110 is fixed to the workbench, and the first positioning tool 110 includes a positioning hole 111 for pivotally engaging with one end of the reference shaft S1 of the parking assembly and a positioning pin 112 for positioning engaging with a mounting hole on the reference surface S2 of the parking assembly, so that the parking assembly can be positioned and arranged on the first positioning tool 110. The second positioning tool 120 is movably mounted on the workbench in the vertical direction Z, so as to cooperate with the first positioning tool 110 to simulate the assembling state of the parking assembly, wherein the second positioning tool 120 comprises a positioning sleeve 121 for pivotally cooperating with the other end of the reference shaft S1. The vertical direction Z is not limited to the gravity direction, but is defined in the circumferential direction of the reference axis S1. The actuating tool 200 of the dynamic detection device is used for applying a driving action to the fork opening S3 after the assembly simulation is completed so as to simulate the working state of the parking assembly during vehicle gear shifting. As shown in fig. 5, the actuating tool 200 includes a first driver 210, a cam mechanism 220 for driving the fork S3 of the parking assembly through a rotating motion, a transmission shaft 230 drivingly connected between the cam mechanism 220 and the first driver 210, and a rotation measuring component 240 for measuring a rotation parameter of the transmission shaft 230 in real time.
According to the dynamic detection device for the parking assembly, the first driver 210 for actuating the tool 200 during detection drives the cam mechanism 220 to rotate in the fork opening S3 of the parking assembly, so that the fork opening S3 moves up and down, the pawl S4 swings, and therefore the gear shifting action is simulated. The rotation measuring component 240 measures rotation parameters (such as a rotation angle and a rotation moment) of the transmission shaft 230 in real time in the simulated gear shifting process, and then the performance of the parking assembly can be accurately judged according to the rotation parameters required by the simulated gear shifting of the parking assembly under the dynamic condition. As shown in fig. 5, the rotation measuring assembly 240 preferably includes an angle encoder 241 for measuring a rotation angle of the driving shaft 230 and a torque sensor 242 for measuring a rotation torque of the driving shaft 230.
The actuating tool 200 may be fixedly disposed on a worktable of the dynamic detection device, or preferably, the cam mechanism 220 of the actuating tool 200 may be far away from the first positioning tool 110 during the loading or unloading parking assembly, so as to prevent interference with the loading or unloading process. As shown in fig. 5, the dynamic detection device preferably includes a horizontal sliding table 251 slidably mounted on the table in the axial direction of the transmission shaft 230 and a second driver 252 fixedly mounted on the table, the horizontal sliding table 251 is in driving connection with the second driver 252 to drive the horizontal sliding table 251 to approach or depart from the first positioning tool 110, and the actuating tool 200 is mounted on the horizontal sliding table 251.
When loading or unloading is required, the second driver 252 drives the horizontal sliding table 251 to move away from the first positioning tool 110, and during the detection process, the second driver 52 drives the horizontal sliding table 251 to move close to the first positioning tool 110, so that the cam mechanism 220 is located in the fork opening S3 of the parking assembly. The cam mechanism 220 may preferably be provided with a plurality of cams in the axial direction, so that the parking assembly can be driven by different cams or different positions of the parking assembly according to different models. The second actuator 252 may be a conventional linear actuator or preferably a servo actuator to precisely control the position of the cam mechanism 220 relative to the parking assembly so that the different cams can fit precisely within the fork pockets S3.
The second positioning tool 120 of the parking assembly dynamic detection device may further include a column 122 and a moving seat 124. As shown in fig. 4, the upright 122 is mounted on the worktable, and the third driver 123 is mounted on the upright 122; the moving seat 124 is slidably mounted on the upright 122 in the vertical direction Z and is in driving connection with the third driver 123, so that the moving seat 124 can approach or depart from the first positioning tool 110 under the driving of the third driver 123. The positioning sleeve 121 may be fixedly mounted on the movable base 124, or the positioning sleeve 121 is preferably elastically floatably mounted on the movable base 124 in the vertical direction Z, so that the positioning sleeve 121 can flexibly press the top end of the reference axis S1 of the parking assembly in the case that the movable base 124 moves close to the first positioning tool 110 in the vertical direction Z.
As shown in fig. 4, the second positioning tool 120 includes a fourth driver 126 mounted on the movable seat 124, and a driving end of the fourth driver 126 is mounted with an elastic pressing rod 127 capable of pressing the reference surface S2 in the positioning state of the parking assembly. The fourth driver 126 is preferably mounted on the same surface of the movable seat 124 as the positioning sleeve 121, and after the positioning sleeve 121 is positioned and matched with the top end of the reference shaft S1 of the parking assembly, the elastic pressing rod 127 can be driven by the fourth driver 126 to press the upper part of the reference surface of the parking assembly, so as to further improve the positioning reliability of the parking assembly during the detection process. Wherein the resilient strut 127 may be a rod-like member made of a resilient material or preferably includes a strut and a resilient member (e.g., a spring) connected between the strut and the driving end of the fourth driver 126.
On the other hand, in order to automatically monitor the movement state of the parking assembly during the simulated gear shifting, as shown in fig. 7, a first sensor 125 for measuring the displacement change of the fork opening S3 in the vertical direction Z is preferably mounted on the movable seat 124. The first sensor 125 may be a light-sensing or magnetic-sensing proximity switch or a displacement sensor, so that when the parking assembly is driven by the actuating tool 200, the movement state of the fork opening S3 in the vertical direction Z can be reflected in real time according to the measurement result of the first sensor 125. Preferably, the dynamic sensing device includes a pawl sensing assembly 300 disposed in the swing path of the pawl S4 of the parking assembly. As shown in fig. 6 and 7, the pawl detecting assembly 300 includes a second sensor 301 for detecting a yaw position of the pawl S4 of the parking assembly. The second sensor 301 may be the same or different type as the first sensor 125, and may be a light-sensitive or magnetic-sensitive proximity switch or displacement sensor for detecting the swing state of the pawl S4 in real time.
As shown in fig. 6, the pawl detecting assembly 300 may further include a fifth driver 302 fixedly mounted on the workbench and a sliding seat 303 capable of approaching or separating from the pawl S4 under the driving of the fifth driver 302, and the second sensor 301 is mounted on the sliding seat 303, so that the second sensor 301 of the pawl detecting assembly 300 can be switched between a measuring position approaching the first positioning tool 110 and a non-measuring position separating from the first positioning tool 110. In the non-measuring position, the second sensor 301 is far away from the feeding space of the parking assembly, so that interference and collision between the second sensor and the parking assembly in the feeding and discharging process are prevented.
The torsion spring for resetting the pawl S4 is also an important component of the parking assembly, and to measure the performance of the torsion spring, the dynamic sensing device preferably further comprises a force cell 400 for measuring the pawl rocking moment. As shown in fig. 8 in particular, the force measuring unit 400 comprises a sixth driver 410 and a toggle assembly 420 capable of uniformly toggling the pawl S4 to deflect in a direction overcoming the elastic force of the torsion spring under the driving of the sixth driver 410, wherein the toggle assembly 420 comprises a finger 421 and a force sensor 422 for measuring the interaction force between the finger 421 and the pawl S4. During measurement, the sixth driver 410 drives the toggle component 420 to toggle the pawl S4 towards a direction overcoming the elastic force of the torsion spring, and the change of the interaction force between the measurement toggle pawl 421 and the pawl S4 is monitored in real time through the force sensor 422 in the fluctuation process, so that the elastic performance of the torsion spring of the parking assembly is judged according to the measurement result.
Preferably, as shown in fig. 9, the first positioning tool 110 includes an arc-shaped groove 113 located on the axis of the positioning hole 111 with the center of circle, and the finger 421 is in guiding fit with the arc-shaped groove 113, so that the moving direction of the finger 421 is limited by the arc-shaped groove 113, the finger 421 moves along an arc-shaped track with the axis of the positioning hole 111 as the center of circle, and then the force sensor 422 obtains the acting force in the tangential direction of the swing of the pawl S4 all the time, thereby improving the measurement accuracy. When the finger 421 moves in an arc-shaped track, there is a radial offset with respect to the driving direction of the sixth driver 410, as shown in fig. 8, the toggle assembly 420 preferably comprises a moving pair 423 and a floating plate 424. Wherein the moving pair 423 is drivingly connected with the sixth actuator 410 to reciprocate along the tangential direction of the arc-shaped slot 113 under the driving of the sixth actuator 410, the floating plate 424 is floatably mounted on the moving pair 423 in the horizontal direction perpendicular to the tangential direction, and the finger 421 is hinged to the floating plate 424, so as to perform a floating action in the horizontal direction perpendicular to the tangential direction according to the floating plate 424 to eliminate the radial offset when the finger 421 moves along the arc-shaped trajectory.
According to the parking assembly dynamic detection device of the preferred embodiment of the present application, as shown in fig. 3, the dynamic detection device includes a first positioning tool 110 and a second positioning tool 120 for simulating an actual installation state of the parking assembly, and an actuating tool 200 for simulating a gear shifting action of the parking assembly. In the dynamic detection operation, the parking assembly is mounted on the first positioning tool 110 by a manual or automatic grabbing mechanism, and then the second positioning tool 120 moves downwards to compress the parking assembly to complete the positioning. The cam mechanism 220 of the tooling 200 is then actuated into the fork S3 of the park assembly while the pawl detection assembly 300 enters the measuring position. With the simulation of the actuating tool 200 on the gear shifting of the parking assembly, the rotation measuring component 240 measures the rotation angle and torque of the cam required for driving the parking assembly, and the first sensor 125 and the second sensor 301 respectively detect the motion states of the fork opening S3 and the pawl S4 of the parking assembly in real time, so that dynamic measurement is realized. In different gear environments (such as a P gear, an N gear and the like) of the parking assembly, the tool 200 is actuated to stop, and the force measuring unit 400 respectively drives the pawl S4 to overcome the elastic force deflection of the torsion spring, so as to reflect the performance of the torsion spring of the parking assembly in different gear states according to the measurement result of the force sensor 422.
The preferred embodiments of the present application have been described in detail above, but the present application is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present application within the technical idea of the present application, and these simple modifications all belong to the protection scope of the present application.
It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations are not described in the present application.
In addition, any combination of the various embodiments of the present application can be made, and the same should be considered as the disclosure of the present invention as long as the combination does not depart from the spirit of the present application.
Claims (10)
1. Parking assembly dynamic detection device, its characterized in that, this dynamic detection device includes:
the first positioning tool (110) is fixed on the workbench, and the first positioning tool (110) comprises a positioning hole (111) which is used for being in pivot fit with one end of a reference shaft S1 of the parking assembly and a positioning pin (112) which is used for being in positioning fit with a mounting hole on a reference surface S2 of the parking assembly;
the second positioning tool (120) is movably arranged on the workbench in the vertical direction Z, and the second positioning tool (120) comprises a positioning sleeve (121) which is used for being in pivot fit with the other end of the reference shaft S1;
the actuating tool (200) comprises a first driver (210), a cam mechanism (220) used for driving a fork opening S3 of a parking assembly through rotating motion, a transmission shaft (230) connected between the cam mechanism (220) and the first driver (210) in a transmission mode, and a rotation measuring component (240) used for measuring rotation parameters of the transmission shaft (230) in real time.
2. The parking assembly dynamic detection device according to claim 1, wherein the rotation measuring assembly (240) comprises an angle encoder (241) for measuring a rotation angle of the drive shaft (230) and a torque sensor (242) for measuring a rotation torque of the drive shaft (230).
3. The dynamic detection device of the parking assembly according to claim 1, characterized in that the dynamic detection device comprises a horizontal sliding table (251) slidably mounted on the workbench in the axial direction of the transmission shaft (230) and a second driver (252) fixedly mounted on the workbench, the horizontal sliding table (251) is in driving connection with the second driver (252) to drive the horizontal sliding table (251) to approach or move away from the first positioning tool (110), and the actuating tool (200) is mounted on the horizontal sliding table (251).
4. The parking assembly dynamic detection device according to claim 1, wherein the second positioning tool (120) comprises:
a column (122), wherein the column (122) is installed on the workbench, and a third driver (123) is installed on the column (122); and
the moving seat (124) is slidably mounted on the upright column (122) in the vertical direction Z and is in driving connection with the third driver (123), and the positioning sleeve (121) is fixedly mounted on the moving seat (124) or is elastically and floatably mounted on the moving seat (124) in the vertical direction Z.
5. Parking assembly dynamic detection device according to claim 4, characterized in that a first sensor (125) for measuring the variation of the displacement of the fork opening S3 in the vertical direction Z is mounted on the mobile seat (124).
6. The parking assembly dynamic detection device according to claim 4, characterized in that the second positioning tool (120) comprises a fourth driver (126) mounted on the movable seat (124), and an elastic pressure rod (127) capable of pressing the reference surface S2 in the positioning state of the parking assembly is mounted at the driving end of the fourth driver (126).
7. The dynamic detection device of a parking assembly according to claim 1, characterized in that it comprises a pawl detection member (300) disposed on a swing path of a pawl S4 of the parking assembly, the pawl detection member (300) comprising a second sensor (301) for detecting a yaw position of the pawl S4 of the parking assembly.
8. The parking assembly dynamic detection device according to claim 7, wherein the pawl detection assembly (300) comprises a fifth driver (302) fixedly mounted on the workbench and a sliding seat (303) capable of approaching or moving away from the pawl S4 under the driving of the fifth driver (302), and the second sensor (301) is mounted on the sliding seat (303).
9. Parking assembly dynamic detection device according to claim 1, characterized in that the dynamic detection device comprises a force measuring unit (400), the force measuring unit (400) comprises a sixth actuator (410) and a toggle assembly (420) capable of uniformly toggling a pawl S4 to deflect in a direction against the elastic force of the torsion spring under the actuation of the sixth actuator (410), the toggle assembly (420) comprises a finger (421) and a force sensor (422) for measuring the interaction force between the finger (421) and the pawl S4.
10. Parking assembly dynamic detection device according to claim 9,
the first positioning tool (110) comprises an arc-shaped groove (113) located on the axis of the positioning hole (111) by the circle center, and the shifting claw (421) is matched with the arc-shaped groove (113) in a guiding mode;
the toggle assembly (420) comprises a moving pair (423) and a floating plate (424), the moving pair (423) is in driving connection with the sixth driver (410) to move in a reciprocating manner along the tangential direction of the arc-shaped groove (113) under the driving of the sixth driver (410), and the floating plate (424) is floatably mounted on the moving pair (423) in the horizontal direction perpendicular to the tangential direction;
the pusher dog (421) is hinged to the floating plate (424).
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JP2005127904A (en) * | 2003-10-24 | 2005-05-19 | Fuji Heavy Ind Ltd | Parking pole application force measuring device of parking lock mechanism |
CN109084989A (en) * | 2018-06-29 | 2018-12-25 | 合肥和安机械制造有限公司 | A kind of fork truck parking braking assembly testing bench frame |
CN109668741A (en) * | 2018-12-04 | 2019-04-23 | 广州小鹏汽车科技有限公司 | Control device detection device, the system and method for pure electric automobile |
JP2021160456A (en) * | 2020-03-31 | 2021-10-11 | スズキ株式会社 | Vehicle control device |
CN114088384A (en) * | 2021-12-02 | 2022-02-25 | 重庆福瑞斯自动化设备股份有限公司 | Parking mechanism check out test set |
CN216207578U (en) * | 2021-09-19 | 2022-04-05 | 浙江千剑精工机械有限公司 | Parking mechanism performance testing device |
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2022
- 2022-07-05 CN CN202210782996.0A patent/CN114858485B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2005127904A (en) * | 2003-10-24 | 2005-05-19 | Fuji Heavy Ind Ltd | Parking pole application force measuring device of parking lock mechanism |
CN109084989A (en) * | 2018-06-29 | 2018-12-25 | 合肥和安机械制造有限公司 | A kind of fork truck parking braking assembly testing bench frame |
CN109668741A (en) * | 2018-12-04 | 2019-04-23 | 广州小鹏汽车科技有限公司 | Control device detection device, the system and method for pure electric automobile |
JP2021160456A (en) * | 2020-03-31 | 2021-10-11 | スズキ株式会社 | Vehicle control device |
CN216207578U (en) * | 2021-09-19 | 2022-04-05 | 浙江千剑精工机械有限公司 | Parking mechanism performance testing device |
CN114088384A (en) * | 2021-12-02 | 2022-02-25 | 重庆福瑞斯自动化设备股份有限公司 | Parking mechanism check out test set |
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