CN105157983B - Starter shock-absorbing capacity test system - Google Patents
Starter shock-absorbing capacity test system Download PDFInfo
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- CN105157983B CN105157983B CN201510557092.8A CN201510557092A CN105157983B CN 105157983 B CN105157983 B CN 105157983B CN 201510557092 A CN201510557092 A CN 201510557092A CN 105157983 B CN105157983 B CN 105157983B
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- 239000007858 starting material Substances 0.000 title claims abstract description 74
- 238000012360 testing method Methods 0.000 title claims abstract description 32
- 230000005540 biological transmission Effects 0.000 claims abstract description 40
- 230000000712 assembly Effects 0.000 claims abstract description 16
- 238000000429 assembly Methods 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 15
- 230000035939 shock Effects 0.000 claims abstract description 9
- 239000000872 buffer Substances 0.000 claims description 21
- 238000011056 performance test Methods 0.000 claims description 5
- 230000003139 buffering effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 238000009863 impact test Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 239000007853 buffer solution Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
本发明创造公开一种起动机缓冲性能测试系统，具有机座，机座上设有行星齿轮式减速起动机总成和发动机飞轮总成，所述行星齿轮式减速起动机总成包括行星齿轮、行星齿轮架、电枢总成、驱动齿轮、壳体总成、缓冲垫和齿圈，所述缓冲垫位于壳体总成和齿圈之间，所述发动机飞轮总成具有发动机飞轮齿圈，驱动齿轮通过啮合传动带动发动机飞轮齿圈旋转，机座上还设有两套周向力传动总成，两套周向力传动总成对称安装在壳体总成的安装孔上，所述周向力传动总成包括连接板、周向力传感器和传力板，所述周向力传感器安装在连接板和传力板之间，所述连接板与壳体总成的安装孔连接，所述传力板与机座连接。该系统可实现对起动机冲击缓冲性能的测试。
The invention discloses a starter cushioning performance testing system, which has a machine base on which a planetary gear-type deceleration starter assembly and an engine flywheel assembly are provided. The planetary gear-type deceleration starter assembly includes a planetary gear, a planetary gear carrier, an armature assembly, a drive gear, a housing assembly, a cushion between the housing assembly and the ring gear, the engine flywheel assembly having an engine flywheel ring gear, The drive gear drives the flywheel ring gear of the engine to rotate through meshing transmission. Two sets of circumferential force transmission assemblies are also arranged on the base. The two sets of circumferential force transmission assemblies are symmetrically installed on the mounting holes of the housing assembly. The circumferential force transmission assemblies include A connection plate, a circumferential force sensor and a force transmission plate, the circumferential force sensor is installed between the connection plate and the force transmission plate, the connection plate is connected with the installation hole of the housing assembly, and the force transmission plate is connected with the machine base. The system can realize the test of shock buffering performance of the starter.
Description
技术领域technical field
本发明创造涉及一种起动机缓冲性能测试系统，主要用于行星齿轮式减速起动机缓冲性能的测试。The invention relates to a starter buffer performance testing system, which is mainly used for testing the buffer performance of planetary gear reduction starters.
背景技术Background technique
如图1所示的行星齿轮式减速起动机。在起动时，不可避免的在起动机壳体安装处、驱动齿轮(7)与发动机飞轮齿圈的啮合处、从电枢总成(6)到驱动齿轮(7)的动力传动系统中产生冲击，因此对起动机和发动机带来不利影响。因此在起动机原有结构中，即在壳体总成(8)与齿圈之间配装橡胶缓冲垫已成为必然趋势。The planetary gear reduction starter shown in Figure 1. When starting, it is unavoidable to generate shocks at the installation of the starter housing, the engagement of the driving gear (7) and the engine flywheel ring gear, and the power transmission system from the armature assembly (6) to the driving gear (7) , thus adversely affecting the starter and engine. Therefore, in the original structure of the starter, it has become an inevitable trend to install a rubber cushion between the housing assembly (8) and the ring gear.
发明内容Contents of the invention
本发明创造的目的是提供一种起动机缓冲性能测试系统，通过周向力传动总成把起动机壳体受到的冲击转矩转化为冲击周向力；还可通过冲击臂把发动机飞轮受到的冲击转矩转化为垂直向下的冲击力；还可通过分别由双周向力传感器组成的壳体冲击测试端和由倾角传感器、压电式和应变式力传感器组成的驱动齿轮测试端的多通道信号采集，测试在壳体总成与齿圈之间配装的橡胶缓冲垫的性能，即起动机的冲击缓冲特性。该系统采用起动机实物，模拟起动机起动过程，利用多个传感器同时测试起动机壳体安装处、驱动齿轮的冲击，进而实现对起动机冲击缓冲性能的测试。The purpose of the present invention is to provide a starter buffer performance testing system, which converts the impact torque received by the starter housing into impact circumferential force through the circumferential force transmission assembly; it can also convert the impact torque received by the engine flywheel through the impact arm It is the vertical downward impact force; it can also be tested through the multi-channel signal acquisition of the shell impact test end composed of double circumferential force sensors and the drive gear test end composed of inclination sensors, piezoelectric and strain force sensors. The performance of the rubber cushion fitted between the body assembly and the ring gear, that is, the impact cushioning characteristics of the starter. The system uses the real starter to simulate the starting process of the starter, and uses multiple sensors to simultaneously test the impact of the starter housing installation and the drive gear, thereby realizing the test of the shock buffer performance of the starter.
本发明创造采用的技术方案为：The technical scheme that the present invention adopts is:
起动机缓冲性能测试系统，具有机座，机座上设有行星齿轮式减速起动机总成和发动机飞轮总成，所述行星齿轮式减速起动机总成包括行星齿轮、行星齿轮架、电枢总成、驱动齿轮、壳体总成、缓冲垫和齿圈，所述缓冲垫位于壳体总成和齿圈之间，所述发动机飞轮总成具有发动机飞轮齿圈，驱动齿轮通过啮合传动带动发动机飞轮齿圈旋转，机座上还设有两套周向力传动总成，两套周向力传动总成对称安装在壳体总成的安装孔上，所述周向力传动总成包括连接板、周向力传感器和传力板，所述周向力传感器安装在连接板和传力板之间，所述连接板与壳体总成的安装孔连接，所述传力板与机座连接。The starter cushioning performance testing system has a base on which a planetary gear-type deceleration starter assembly and an engine flywheel assembly are arranged. The planetary gear-type deceleration starter assembly includes a planetary gear, a planetary gear carrier, and an armature. Assembly, driving gear, housing assembly, buffer pad and ring gear, the buffer pad is located between the housing assembly and the ring gear, the engine flywheel assembly has an engine flywheel ring gear, and the driving gear is driven by meshing transmission The flywheel ring gear of the engine rotates, and two sets of circumferential force transmission assemblies are installed on the machine base. The two sets of circumferential force transmission assemblies are symmetrically installed on the mounting holes of the housing assembly. The circumferential force transmission assemblies include connecting plates, circumferential force sensors and The force transmission plate, the circumferential force sensor is installed between the connection plate and the force transmission plate, the connection plate is connected with the installation hole of the housing assembly, and the force transmission plate is connected with the machine base.
所述的起动机缓冲性能测试系统，周向力传感器为压电式力传感器Ⅰ。In the starter buffer performance testing system, the circumferential force sensor is a piezoelectric force sensor I.
所述的起动机缓冲性能测试系统，所述行星齿轮式减速起动机总成与机座的安装止口相互作用，用于约束限制行星齿轮式减速起动机总成的5个自由度，两套周向力传动总成共同作用于壳体总成，用于约束行星齿轮式减速起动机总成绕其轴心回转的转动自由度，行星齿轮式减速起动机总成与机座的安装止口之间配装有滑动轴承。In the starter buffer performance test system, the planetary gear reduction starter assembly interacts with the installation notch of the machine base to constrain the five degrees of freedom of the planetary gear reduction starter assembly, two sets The circumferential force transmission assembly works together on the shell assembly to constrain the degree of freedom of rotation of the planetary gear-type deceleration starter assembly around its axis, between the planetary gear-type deceleration starter Equipped with sliding bearings.
所述的起动机缓冲性能测试系统，所述发动机飞轮总成还包括倾角传感器，所述倾角传感器与发动机飞轮齿圈刚性连接并与发动机飞轮齿圈的回转中心同轴。In the starter buffer performance testing system, the engine flywheel assembly further includes an inclination sensor, and the inclination sensor is rigidly connected with the engine flywheel ring gear and coaxial with the rotation center of the engine flywheel ring gear.
所述的起动机缓冲性能测试系统，发动机飞轮总成还具有冲击臂，所述冲击臂刚性安装在发动机飞轮齿圈上，冲击臂上设有冲击头；所述机座上还设有支撑座，所述支撑座上设有两个力传感器，两个力传感器位于冲击头的下方；所述的两个力传感器分别为压电式力传感器Ⅱ和应变式力传感器，压电式力传感器Ⅱ和应变式力传感器串联并刚性安装在支撑座上。In the starter cushioning performance testing system, the engine flywheel assembly also has an impact arm, the impact arm is rigidly mounted on the engine flywheel ring gear, and the impact arm is provided with an impact head; the support seat is also provided with a support seat , two force sensors are arranged on the support base, and the two force sensors are located below the impact head; the two force sensors are respectively piezoelectric force sensor II and strain force sensor, piezoelectric force sensor II It is connected in series with the strain gauge force sensor and is rigidly installed on the support base.
所述的起动机缓冲性能测试系统，还包括信号分析平台，所述倾角传感器、压电式力传感器Ⅱ、应变式力传感器和两个周向力传感器的信号输出端分别与信号分析平台连接。The starter buffer performance testing system further includes a signal analysis platform, and the signal output ends of the inclination sensor, the piezoelectric force sensor II, the strain force sensor and the two circumferential force sensors are respectively connected to the signal analysis platform.
所述的起动机缓冲性能测试系统，所述冲击头与两个力传感器的中心位于同一中心线上，使得冲击头下表面对力传感器施加的力是垂直向下的力。In the starter cushioning performance testing system, the centers of the impact head and the two force sensors are located on the same center line, so that the force exerted by the lower surface of the impact head on the force sensor is a vertical downward force.
所述的起动机缓冲性能测试系统，发动机飞轮齿圈的表面具有凹槽，所述冲击臂镶嵌在凹槽内并通过螺钉紧固，冲击臂的上下侧面与凹槽内对应的上下侧面作用。In the starter cushioning performance testing system, the surface of the engine flywheel ring gear has a groove, the impact arm is embedded in the groove and fastened by screws, and the upper and lower sides of the impact arm interact with the corresponding upper and lower sides of the groove.
所述的起动机缓冲性能测试系统，冲击头与冲击臂滑动连接，使得的冲击头在冲击臂上的位置可调，并通过螺栓紧固，冲击臂的表面设有刻度。In the starter buffer performance testing system, the impact head is slidingly connected to the impact arm, so that the position of the impact head on the impact arm can be adjusted, and the impact head is fastened by bolts. The surface of the impact arm is provided with a scale.
所述的起动机缓冲性能测试系统，机座上还固设有用于指示起动冲击起始角的角度尺，所述角度尺位于发动机飞轮齿圈的上方。In the starter cushioning performance testing system, an angle ruler for indicating the start angle of the starting impact is also fixed on the base, and the angle ruler is located above the ring gear of the engine flywheel.
本发明创造具有以下有益效果：The invention has the following beneficial effects:
本发明创造通过模拟发动机起动过程并利用倾角传感器、多通道力传感器等测量起动瞬间，齿圈与壳体之间的橡胶垫对起动冲击转矩的缓冲性能，同时测量驱动齿头与发动机飞轮齿圈之间的起动冲击转矩，因此可以为开发橡胶缓冲垫创造有利条件。The present invention simulates the starting process of the engine and uses the inclination sensor, multi-channel force sensor, etc. to measure the moment of starting, the cushioning performance of the rubber pad between the ring gear and the housing on the starting impact torque, and simultaneously measures the drive gear head and the engine flywheel gear. The starting impact torque between the rings can create favorable conditions for the development of rubber cushions.
该系统模拟起动机带动发动机的起动过程，两套周向力传动总成对称安装在起动机壳体的安装孔上，在起动机工作时把齿圈对壳体总成的冲击转矩转化为周向力，因此它即把行星齿轮式减速起动机总成安装在机座上，又传递并测量行星齿轮式减速起动机总成的周向力。其中的周向力传感器采用压电式力传感器以便于测量周向力的动态变化，并可以真实反映齿圈与壳体总成之间动态转矩。This system simulates the starting process of the engine driven by the starter. Two sets of circumferential force transmission assemblies are symmetrically installed on the mounting holes of the starter housing. When the starter is working, the impact torque of the ring gear on the housing assembly is converted into circumferential force. Therefore, it not only installs the planetary gear deceleration starter assembly on the base, but also transmits and measures the circumferential force of the planetary gear deceleration starter assembly. Among them, the circumferential force sensor adopts a piezoelectric force sensor to measure the dynamic change of the circumferential force, and can truly reflect the dynamic torque between the ring gear and the housing assembly.
行星齿轮式减速起动机总成与机座的安装止口相互作用，限制五个自由度；剩余的一个自由度，即绕电枢总成轴线的转动自由度，由对称安装的两套周向力传动总成限制。行星齿轮式减速起动机总成与机座的安装止口之间配装有滑动轴承。且通过滑动轴承减少行星齿轮式减速起动机总成与机座的安装止口之间的摩擦，确保壳体总成与齿圈之间的冲击转矩仅由两套周向力传动总成承担。The planetary gear reduction starter assembly interacts with the installation notch of the machine base, limiting five degrees of freedom; the remaining one degree of freedom, that is, the degree of freedom of rotation around the axis of the armature assembly, is transmitted by two sets of symmetrically installed circumferential forces. Assembly limit. A sliding bearing is fitted between the planetary gear reduction starter assembly and the installation notch of the frame. And the sliding bearing reduces the friction between the planetary gear type deceleration starter assembly and the installation notch of the base, ensuring that the impact torque between the housing assembly and the ring gear is only borne by two sets of circumferential force transmission assemblies.
该系统配备两组传感器，其中一组为两套周向力传动总成用于测试起动机对其安装结构的冲击；另一组为压电式力传感器Ⅱ、应变式力传感器和倾角传感器用于测试起动机对发动机的冲击。综合分析两类冲击即可反映出起动机的缓冲性能。The system is equipped with two sets of sensors, one of which is two sets of circumferential force transmission assemblies used to test the impact of the starter on its installation structure; the other set is piezoelectric force sensor II, strain sensor and inclination sensor for testing The impact of the starter on the engine. Comprehensive analysis of the two types of shocks can reflect the buffer performance of the starter.
该系统模拟起动机带动发动机的起动过程；通过周向力传动总成把起动机壳体受到的冲击转矩转化为冲击周向力；通过冲击臂把发动机飞轮受到冲击转矩转化为垂直向下的冲击力；通过分别由双周向力传感器组成的壳体冲击测试端和由倾角传感器、压电式和应变式力传感器组成的驱动齿轮测试端的多通道信号采集，测试在壳体总成与齿圈之间配装的橡胶缓冲垫的性能，即起动机的冲击缓冲特性。The system simulates the starting process of the engine driven by the starter; through the circumferential force transmission assembly, the impact torque received by the starter housing is converted into an impact circumferential force; through the impact arm, the impact torque received by the engine flywheel is converted into a vertical downward impact force; Through the multi-channel signal acquisition of the shell impact test end composed of double circumferential force sensors and the drive gear test end composed of inclination sensors, piezoelectric and strain force sensors, the test fit between the shell assembly and the ring gear The performance of the rubber buffer pad, that is, the impact buffering characteristics of the starter.
附图说明Description of drawings
图1是行星齿轮减速起动机简图。Figure 1 is a schematic diagram of a planetary gear reduction starter.
图2是本发明创造起动机缓冲性能测试系统的结构简图。Fig. 2 is a schematic structure diagram of the starter buffer performance testing system of the present invention.
图3是图2中所示C-C的剖视图。FIG. 3 is a cross-sectional view C-C shown in FIG. 2 .
图4是图2中所示D-D的剖视图。Fig. 4 is a cross-sectional view D-D shown in Fig. 2 .
其中1-连接板，2-周向力传感器，3-传力板，4-行星齿轮，5-行星齿轮架，6-电枢总成，7-驱动齿轮，8-壳体总成，9-缓冲垫，10-滑动轴承，11-齿圈，12-角度尺，13-发动机飞轮齿圈，14-倾角传感器，15-冲击臂，16-压电式力传感器Ⅱ，17-应变式力传感器，18-支撑座，19-冲击头，20-机座。1-connection plate, 2-circumferential force sensor, 3-force transmission plate, 4-planetary gear, 5-planetary gear carrier, 6-armature assembly, 7-drive gear, 8-housing assembly, 9-buffer Pad, 10-sliding bearing, 11-gear ring, 12-angle ruler, 13-engine flywheel ring gear, 14-inclination sensor, 15-impact arm, 16-piezoelectric force sensor II, 17-strain force sensor, 18-support base, 19-impact head, 20-frame.
具体实施方式detailed description
起动机缓冲性能测试系统，具有机座20，机座20上设有被测对象行星齿轮式减速起动机总成和发动机飞轮总成，行星齿轮式减速起动机总成与机座20的安装止口之间配装有滑动轴承10。行星齿轮式减速起动机总成具有壳体总成8，壳体总成8内设有行星齿轮4、行星齿轮架5、电枢总成6、驱动齿轮7、缓冲垫9和齿圈11，所述缓冲垫9位于壳体总成8和齿圈11之间，发动机飞轮总成具有发动机飞轮齿圈13，驱动齿轮7通过啮合传动带动发动机飞轮齿圈13旋转，机座20上还设有两套周向力传动总成，两套周向力传动总成对称安装在壳体总成8的安装孔上，周向力传动总成包括连接板1、周向力传感器2和传力板3，周向力传感器2安装在连接板1和传力板3之间，周向力传感器2为压电式力传感器Ⅰ。连接板1与壳体总成8的安装孔连接，所述传力板3与机座20连接。行星齿轮式减速起动机总成与机座的安装止口相互作用，用于约束限制行星齿轮式减速起动机总成的5个自由度，两套周向力传动总成共同作用于壳体总成，用于约束行星齿轮式减速起动机总成绕其轴心回转的转动自由度。The starter buffer performance test system has a base 20, which is provided with a planetary gear type deceleration starter assembly and an engine flywheel assembly on the base 20, and the installation stop of the planetary gear type deceleration starter assembly and the base 20 Sliding bearings 10 are fitted between the ports. The planetary gear type deceleration starter assembly has a housing assembly 8, and the housing assembly 8 is equipped with a planetary gear 4, a planetary gear carrier 5, an armature assembly 6, a driving gear 7, a buffer pad 9 and a ring gear 11, The buffer pad 9 is located between the housing assembly 8 and the ring gear 11, the engine flywheel assembly has an engine flywheel ring gear 13, the drive gear 7 drives the engine flywheel ring gear 13 to rotate through meshing transmission, and the base 20 is also provided with Two sets of circumferential force transmission assemblies, the two sets of circumferential force transmission assemblies are symmetrically installed on the mounting holes of the housing assembly 8, the circumferential force transmission assembly includes a connecting plate 1, a circumferential force sensor 2 and a force transmission plate 3, and the circumferential force sensor 2 is installed on the connecting plate Between the plate 1 and the force transmission plate 3, the circumferential force sensor 2 is a piezoelectric force sensor I. The connecting plate 1 is connected with the installation hole of the housing assembly 8 , and the force transmission plate 3 is connected with the base 20 . The planetary gear deceleration starter assembly interacts with the installation notch of the machine base to restrict the 5 degrees of freedom of the planetary gear deceleration starter assembly. Two sets of circumferential force transmission assemblies act on the shell assembly together. It is used to constrain the rotational degree of freedom of the planetary gear reduction starter assembly rotating around its axis.
发动机飞轮总成还包括倾角传感器14，所述倾角传感器14与发动机飞轮齿圈13刚性连接并与发动机飞轮齿圈13的回转中心同轴。倾角传感器14通过4个螺钉固定在发动机飞轮齿圈13上。发动机飞轮总成还具有冲击臂15，冲击臂15刚性安装在发动机飞轮齿圈13上，优选地，发动机飞轮齿圈13的表面具有凹槽，冲击臂15镶嵌在凹槽内并通过螺钉紧固，冲击臂15的上下侧面与凹槽内对应的上下侧面作用，冲击臂15的表面设有刻度。冲击臂15上设有冲击头19，冲击头19与冲击臂15滑动连接，使得的冲击头19在冲击臂15上的位置可调，并通过螺栓紧固；机座20上还设有支撑座18，所述支撑座18上设有两个力传感器，两个力传感器位于冲击头19的下方。两个力传感器分别为压电式力传感器Ⅱ16和应变式力传感器17，压电式力传感器Ⅱ16和应变式力传感器17串联并刚性安装在支撑座18上。冲击头19与两个力传感器的中心位于同一中心线上，使得冲击头19下表面对力传感器施加的力是垂直向下的力。The engine flywheel assembly also includes an inclination sensor 14 , which is rigidly connected to the engine flywheel ring gear 13 and coaxial with the center of rotation of the engine flywheel ring gear 13 . The inclination sensor 14 is fixed on the engine flywheel ring gear 13 by 4 screws. The engine flywheel assembly also has an impact arm 15, which is rigidly mounted on the engine flywheel ring gear 13. Preferably, the surface of the engine flywheel ring gear 13 has a groove, and the impact arm 15 is embedded in the groove and fastened by screws , the upper and lower sides of the impact arm 15 act on the corresponding upper and lower sides of the groove, and the surface of the impact arm 15 is provided with scales. The impact arm 15 is provided with an impact head 19, the impact head 19 is slidably connected with the impact arm 15, so that the position of the impact head 19 on the impact arm 15 is adjustable and fastened by bolts; the machine base 20 is also provided with a support seat 18. The supporting base 18 is provided with two force sensors, and the two force sensors are located below the impact head 19. The two force sensors are respectively a piezoelectric force sensor II 16 and a strain sensor 17 , and the piezoelectric force sensor II 16 and the strain sensor 17 are connected in series and rigidly installed on the support base 18 . The centers of the impact head 19 and the two force sensors are located on the same center line, so that the force exerted by the lower surface of the impact head 19 on the force sensors is a vertical downward force.
机座20上还固设有用于指示起动冲击起始角的角度尺12，角度尺12位于发动机飞轮齿圈13的上方。The base 20 is also fixed with an angle ruler 12 for indicating the starting angle of the starting impact, and the angle ruler 12 is located above the engine flywheel ring gear 13 .
该起动机缓冲性能测试系统，还包括信号分析平台，两个周向力传感器组成的壳体冲击测试端和由倾角传感器14、压电式力传感器Ⅱ16和应变式力传感器17组成的驱动齿轮测试端的信号输出端均与信号分析平台连接。The starter buffer performance test system also includes a signal analysis platform, a shell impact test end composed of two circumferential force sensors and a drive gear test end composed of an inclination sensor 14, a piezoelectric force sensor II 16 and a strain gauge force sensor 17. The output ends are all connected with the signal analysis platform.
本发明创造利用三个压电式力传感器可以测试壳体端和驱动齿轮端的动态冲击力，进而掌握起动冲击转矩；并通过两端冲击力的测试结果，反映由电枢总成6到驱动齿轮7的传动系统的传递特性，并能够反映壳体总成8与齿圈11之间配装的橡胶缓冲垫的特性。The present invention uses three piezoelectric force sensors to test the dynamic impact force of the housing end and the drive gear end, and then grasp the starting impact torque; and through the test results of the impact force at both ends, it reflects The transmission characteristics of the transmission system of the gear 7 can reflect the characteristics of the rubber cushion fitted between the housing assembly 8 and the ring gear 11 .
本发明创造可以通过调整发动机飞轮齿圈13的转动惯量实现对配套发动机起动冲击的模拟；通过双力传感器的串联使用，实现动静态冲击力的同时测量；通过倾角传感器和双力传感器同时测量发动机飞轮的角位移和冲击力，有益于掌握起动机齿头冲击过程和起动机冲击缓冲系统的动态性能，为研发和生产提供保障。The invention can realize the simulation of the start-up impact of the matching engine by adjusting the moment of inertia of the engine flywheel ring gear 13; through the use of dual force sensors in series, the simultaneous measurement of dynamic and static impact forces can be realized; the engine can be measured simultaneously by the inclination sensor and the dual force sensor The angular displacement and impact force of the flywheel are beneficial to grasp the impact process of the starter tooth head and the dynamic performance of the starter impact buffer system, and provide guarantee for research and development and production.
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