CN204903164U - Starter buffering capability test system - Google Patents
Starter buffering capability test system Download PDFInfo
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- CN204903164U CN204903164U CN201520679748.9U CN201520679748U CN204903164U CN 204903164 U CN204903164 U CN 204903164U CN 201520679748 U CN201520679748 U CN 201520679748U CN 204903164 U CN204903164 U CN 204903164U
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- assembly
- starter
- force
- engine flywheel
- absorbing capacity
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Abstract
The utility model creatively discloses a starter buffering capability test system, has the frame, is equipped with planetary gear formula speed reduction starter assembly and engine flywheel assembly on the frame, planetary gear formula speed reduction starter assembly includes planetary gear, planetary gear frame, armature assembly, drive gear, casing assembly, blotter and ring gear, the blotter is located between casing assembly and the ring gear, the engine flywheel assembly has the engine flywheel ring gear, and it is rotatory that drive gear drives the engine flywheel ring gear through the meshing transmission, still is equipped with two sets of circumference power transmission assembly on the frame, and two sets of circumference power transmission assembly symmetries are installed on the mounting hole of casing assembly, circumference power transmission assembly includes connecting plate, circumference force transducer and passes the power board, circumference force transducer installs at the connecting plate and passes between the power board, the connecting plate is connected with the mounting hole of casing assembly, it is connected with the frame to pass the power board. This system can realize assaulting the test of shock -absorbing capacity to the starter.
Description
Technical field
The invention relates to a kind of starter shock-absorbing capacity test macro, is mainly used in the test of planetary gear type retarding starter shock-absorbing capacity.
Background technology
Planetary gear type retarding starter as shown in Figure 1.When starting, inevitably in starter housing installation place, driven wheel (7) and the engagement place of engine flywheel gear ring, to produce to the power drive system of driven wheel (7) from rotor assembly (6) and impact, therefore adverse effect is brought to starter and engine.Therefore, in starter original structure, namely between housing assembly (8) and gear ring, fitted with rubber cushion pad becomes inexorable trend.
Summary of the invention
The object of the invention is to provide a kind of starter shock-absorbing capacity test macro, by peripheral force drive assembly, the impact torque that starter housing is subject to is converted into impact peripheral force; Also by striking arm, the impact torque that engine flywheel is subject to is converted into impulsive force vertically downward; Also by the multi-channel signal acquiring of the housing shock-testing end be made up of two peripheral force sensor respectively and the driven wheel test lead be made up of obliquity sensor, piezoelectric type and strain force sensor, the performance of the rubber buffer that test is equipped between housing assembly and gear ring, i.e. the damping of shocks characteristic of starter.This system adopts starter in kind, simulated firing machine starting process, utilizes the impact of multiple sensor test start engine housing installation place, driven wheel simultaneously, and then realizes the test to starter damping of shocks performance.
The technical scheme that the invention adopts is:
Starter shock-absorbing capacity test macro, there is support, support is provided with planetary gear type retarding starter assembly and engine flywheel assembly, described planetary gear type retarding starter assembly comprises planet wheel, pinion frame, rotor assembly, driven wheel, housing assembly, cushion pad and gear ring, described cushion pad is between housing assembly and gear ring, described engine flywheel assembly has engine flywheel gear ring, driven wheel drives engine flywheel gear ring to rotate by engaged transmission, support is also provided with two cover peripheral force drive assemblies, two cover peripheral force drive assembly symmetries are arranged on the mounting hole of housing assembly, described peripheral force drive assembly comprises web joint, peripheral force sensor and force transmitting board, described peripheral force sensor is arranged between web joint and force transmitting board, described web joint is connected with the mounting hole of housing assembly, described force transmitting board is connected with support.
Described starter shock-absorbing capacity test macro, peripheral force sensor is piezoelectric force transducer I.
Described starter shock-absorbing capacity test macro, the installation seam of described planetary gear type retarding starter assembly and support interacts, for 5 degree of freedom of constrained planetary gear type retarding starter assembly, two cover peripheral force drive assembly actings in conjunction are in housing assembly, for retraining planetary gear type retarding starter assembly around the pivotal rotational freedom in its axle center, between the installation seam of planetary gear type retarding starter assembly and support, be fitted with sliding bearing.
Described starter shock-absorbing capacity test macro, described engine flywheel assembly also comprises obliquity sensor, and described obliquity sensor and engine flywheel gear ring are rigidly connected and coaxial with the centre of gyration of engine flywheel gear ring.
Described starter shock-absorbing capacity test macro, engine flywheel assembly also has striking arm, and described striking arm rigidity is arranged on engine flywheel gear ring, and striking arm is provided with impact head; Described support is also provided with supporting seat, and described supporting seat is provided with two force snesor, and two force snesor are positioned at the below of impact head; Two described force snesor are respectively piezoelectric force transducer II and strain force sensor, and piezoelectric force transducer II and strain force sensor series connection also rigidity are arranged on supporting seat.
Described starter shock-absorbing capacity test macro, also comprises signal analysis platform, and described obliquity sensor, piezoelectric force transducer II, strain force sensor are connected with signal analysis platform respectively with the signal output part of two peripheral force sensors.
Described starter shock-absorbing capacity test macro, being centrally located on same center line of described impact head and two force snesor, makes impact head lower surface be power vertically downward to the power that force snesor applies.
Described starter shock-absorbing capacity test macro, the surface of engine flywheel gear ring has groove, and described striking arm to be embedded in groove and by screw fastening, the upper and lower side corresponding upper and lower side effect interior with groove of striking arm.
Described starter shock-absorbing capacity test macro, impact head and striking arm are slidably connected, and the position of the impact head made on striking arm is adjustable, and is fastened by bolts, and the surface of striking arm is provided with scale.
Described starter shock-absorbing capacity test macro, support is also installed with the bevel protractor being used to indicate starting-impact initial angle, described bevel protractor is positioned at the top of engine flywheel gear ring.
The invention has following beneficial effect:
The invention by simulated engine starting process and utilize obliquity sensor, hyperchannel force snesor etc. measure start moment, rubber blanket between gear ring and housing is to the shock-absorbing capacity of starting-impact torque, measure the starting-impact torque between driving gear head and engine flywheel gear ring simultaneously, therefore can create favorable conditions for exploitation rubber buffer.
This system simulation starter drives the starting process of engine, two cover peripheral force drive assembly symmetries are arranged on the mounting hole of starter housing, when starter works, the impact torque of gear ring to housing assembly is converted into peripheral force, therefore namely it be arranged on planetary gear type retarding starter assembly on support, transmits again and measure the peripheral force of planetary gear type retarding starter assembly.Peripheral force sensor wherein adopts piezoelectric force transducer so that measure the dynamic change of peripheral force, and can truly reflect dynamic torque between gear ring and housing assembly.
The installation seam of planetary gear type retarding starter assembly and support interacts, and limits five degree of freedom; Remaining one degree of freedom, namely around the rotational freedom of rotor assembly axis, the two cover peripheral force drive assembly restrictions of being installed by symmetry.Sliding bearing is fitted with between the installation seam of planetary gear type retarding starter assembly and support.And reduce the friction between planetary gear type retarding starter assembly and the installation seam of support by sliding bearing, guarantee that the impact torque between housing assembly and gear ring is only born by two cover peripheral force drive assemblies.
This system disposition two sensors, wherein one group is that two cover peripheral force drive assemblies are for the impact of test start machine to its mounting structure; Another group is that piezoelectric force transducer II, strain force sensor and obliquity sensor are used for test start machine to the impact of engine.Comprehensive analysis two class impacts the shock-absorbing capacity that can reflect starter.
This system simulation starter drives the starting process of engine; By peripheral force drive assembly, the impact torque that starter housing is subject to is converted into impact peripheral force; By striking arm, engine flywheel is subject to impact torque and is converted into impulsive force vertically downward; By the multi-channel signal acquiring of the housing shock-testing end be made up of two peripheral force sensor respectively and the driven wheel test lead be made up of obliquity sensor, piezoelectric type and strain force sensor, the performance of the rubber buffer that test is equipped between housing assembly and gear ring, i.e. the damping of shocks characteristic of starter.
Accompanying drawing explanation
Fig. 1 is planetary gear speed-reduction starter sketch.
Fig. 2 is the structure diagram of the invention starter shock-absorbing capacity test macro.
Fig. 3 is the cut-open view of C-C shown in Fig. 2.
Fig. 4 is the cut-open view of D-D shown in Fig. 2.
Wherein 1-web joint, 2-peripheral force sensor, 3-force transmitting board, 4-planet wheel, 5-pinion frame, 6-rotor assembly, 7-driven wheel, 8-housing assembly, 9-cushion pad, 10-sliding bearing, 11-gear ring, 12-bevel protractor, 13-engine flywheel gear ring, 14-obliquity sensor, 15-striking arm, 16-piezoelectric force transducer II, 17-strain force sensor, 18-supporting seat, 19-impact head, 20-support.
Embodiment
Starter shock-absorbing capacity test macro, has support 20, and support 20 is provided with measurand planetary gear type retarding starter assembly and engine flywheel assembly, is fitted with sliding bearing 10 between the installation seam of planetary gear type retarding starter assembly and support 20.Planetary gear type retarding starter assembly has housing assembly 8, planet wheel 4 is provided with in housing assembly 8, pinion frame 5, rotor assembly 6, driven wheel 7, cushion pad 9 and gear ring 11, described cushion pad 9 is between housing assembly 8 and gear ring 11, engine flywheel assembly has engine flywheel gear ring 13, driven wheel 7 drives engine flywheel gear ring 13 to rotate by engaged transmission, support 20 is also provided with two cover peripheral force drive assemblies, two cover peripheral force drive assembly symmetries are arranged on the mounting hole of housing assembly 8, peripheral force drive assembly comprises web joint 1, peripheral force sensor 2 and force transmitting board 3, peripheral force sensor 2 is arranged between web joint 1 and force transmitting board 3, peripheral force sensor 2 is piezoelectric force transducer I.Web joint 1 is connected with the mounting hole of housing assembly 8, and described force transmitting board 3 is connected with support 20.The installation seam of planetary gear type retarding starter assembly and support interacts, for 5 degree of freedom of constrained planetary gear type retarding starter assembly, two overlap the actings in conjunction of peripheral force drive assembly in housing assembly, for retraining planetary gear type retarding starter assembly around the pivotal rotational freedom in its axle center.
Engine flywheel assembly also comprises obliquity sensor 14, and described obliquity sensor 14 and engine flywheel gear ring 13 are rigidly connected and coaxial with the centre of gyration of engine flywheel gear ring 13.Obliquity sensor 14 is fixed on engine flywheel gear ring 13 by 4 screws.Engine flywheel assembly also has striking arm 15, striking arm 15 rigidity is arranged on engine flywheel gear ring 13, preferably, the surface of engine flywheel gear ring 13 has groove, striking arm 15 to be embedded in groove and to pass through screw fastening, the upper and lower side corresponding upper and lower side effect interior with groove of striking arm 15, the surface of striking arm 15 is provided with scale.Striking arm 15 is provided with impact head 19, and impact head 19 and striking arm 15 are slidably connected, and the position of impact head 19 on striking arm 15 made is adjustable, and is fastened by bolts; Support 20 is also provided with supporting seat 18, and described supporting seat 18 is provided with two force snesor, and two force snesor are positioned at the below of impact head 19.Two force snesor are respectively piezoelectric force transducer II 16 and strain force sensor 17, and piezoelectric force transducer II 16 and strain force sensor 17 are connected and rigidity is arranged on supporting seat 18.Being centrally located on same center line of impact head 19 and two force snesor, makes impact head 19 lower surface be power vertically downward to the power that force snesor applies.
Support 20 is also installed with the bevel protractor 12 being used to indicate starting-impact initial angle, bevel protractor 12 is positioned at the top of engine flywheel gear ring 13.
This starter shock-absorbing capacity test macro, also comprise signal analysis platform, the housing shock-testing end of two peripheral force sensor compositions is all connected with signal analysis platform with the signal output part of the driven wheel test lead be made up of obliquity sensor 14, piezoelectric force transducer II 16 and strain force sensor 17.
The invention utilizes three piezoelectric force transducers can test the dynamic impact forces of shell ends and driven wheel end, and then grasps starting-impact torque; And pass through the test result of two ends impulsive force, reflect by the transmission characteristic of rotor assembly 6 to the kinematic train of driven wheel 7, and the characteristic of rubber buffer equipped between housing assembly 8 and gear ring 11 can be reflected.
The invention can realize the simulation impacted supporting engine start by the moment of inertia adjusting engine flywheel gear ring 13; Used by the series connection of dual force sensor, measure while realizing sound state impulsive force; Measured angular displacement and the impulsive force of engine flywheel by obliquity sensor and dual force sensor simultaneously, be of value to the dynamic property grasping starter tooth head impact process and starter damping of shocks system, for research and development and production provide safeguard.
Claims (10)
1. starter shock-absorbing capacity test macro, there is support, support is provided with planetary gear type retarding starter assembly and engine flywheel assembly, described planetary gear type retarding starter assembly comprises planet wheel, pinion frame, rotor assembly, driven wheel, housing assembly, cushion pad and gear ring, described cushion pad is between housing assembly and gear ring, described engine flywheel assembly has engine flywheel gear ring, driven wheel drives engine flywheel gear ring to rotate by engaged transmission, it is characterized in that, support is also provided with two cover peripheral force drive assemblies, two cover peripheral force drive assembly symmetries are arranged on the mounting hole of housing assembly, described peripheral force drive assembly comprises web joint, peripheral force sensor and force transmitting board, described peripheral force sensor is arranged between web joint and force transmitting board, described web joint is connected with the mounting hole of housing assembly, described force transmitting board is connected with support.
2. starter shock-absorbing capacity test macro according to claim 1, is characterized in that, peripheral force sensor is piezoelectric force transducer I.
3. starter shock-absorbing capacity test macro according to claim 1, it is characterized in that, the installation seam of described planetary gear type retarding starter assembly and support interacts, for 5 degree of freedom of constrained planetary gear type retarding starter assembly, two cover peripheral force drive assembly actings in conjunction are in housing assembly, for retraining planetary gear type retarding starter assembly around the pivotal rotational freedom in its axle center, between the installation seam of planetary gear type retarding starter assembly and support, be fitted with sliding bearing.
4. starter shock-absorbing capacity test macro according to claim 1, it is characterized in that, described engine flywheel assembly also comprises obliquity sensor, and described obliquity sensor and engine flywheel gear ring are rigidly connected and coaxial with the centre of gyration of engine flywheel gear ring.
5. starter shock-absorbing capacity test macro according to claim 4, it is characterized in that, engine flywheel assembly also has striking arm, and described striking arm rigidity is arranged on engine flywheel gear ring, and striking arm is provided with impact head; Described support is also provided with supporting seat, and described supporting seat is provided with two force snesor, and two force snesor are positioned at the below of impact head; Two described force snesor are respectively piezoelectric force transducer II and strain force sensor, and piezoelectric force transducer II and strain force sensor series connection also rigidity are arranged on supporting seat.
6. starter shock-absorbing capacity test macro according to claim 5, it is characterized in that, also comprise signal analysis platform, described obliquity sensor, piezoelectric force transducer II, strain force sensor are connected with signal analysis platform respectively with the signal output part of two peripheral force sensors.
7. starter shock-absorbing capacity test macro according to claim 5, is characterized in that, being centrally located on same center line of described impact head and two force snesor, makes impact head lower surface be power vertically downward to the power that force snesor applies.
8. starter shock-absorbing capacity test macro according to claim 5, it is characterized in that, the surface of engine flywheel gear ring has groove, and described striking arm to be embedded in groove and by screw fastening, the upper and lower side corresponding upper and lower side effect interior with groove of striking arm.
9. starter shock-absorbing capacity test macro according to claim 5, it is characterized in that, impact head and striking arm are slidably connected, and the position of the impact head made on striking arm is adjustable, and is fastened by bolts, and the surface of striking arm is provided with scale.
10. starter shock-absorbing capacity test macro according to claim 1, is characterized in that, support is also installed with the bevel protractor being used to indicate starting-impact initial angle, described bevel protractor is positioned at the top of engine flywheel gear ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520679748.9U CN204903164U (en) | 2015-09-01 | 2015-09-01 | Starter buffering capability test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520679748.9U CN204903164U (en) | 2015-09-01 | 2015-09-01 | Starter buffering capability test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204903164U true CN204903164U (en) | 2015-12-23 |
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ID=54925332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520679748.9U Withdrawn - After Issue CN204903164U (en) | 2015-09-01 | 2015-09-01 | Starter buffering capability test system |
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| Country | Link |
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| CN (1) | CN204903164U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157983A (en) * | 2015-09-01 | 2015-12-16 | 辽宁工业大学 | Testing system of cushioning performance of starter |
-
2015
- 2015-09-01 CN CN201520679748.9U patent/CN204903164U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157983A (en) * | 2015-09-01 | 2015-12-16 | 辽宁工业大学 | Testing system of cushioning performance of starter |
| CN105157983B (en) * | 2015-09-01 | 2017-10-10 | 辽宁工业大学 | Starter shock-absorbing capacity test system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151223 Effective date of abandoning: 20171010 |