CN203847306U - Fuel injection pump vibration test device - Google Patents
Fuel injection pump vibration test device Download PDFInfo
- Publication number
- CN203847306U CN203847306U CN201420303535.1U CN201420303535U CN203847306U CN 203847306 U CN203847306 U CN 203847306U CN 201420303535 U CN201420303535 U CN 201420303535U CN 203847306 U CN203847306 U CN 203847306U
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- CN
- China
- Prior art keywords
- injection pump
- bearing
- vibration
- motor
- fuel injection
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a fuel injection pump vibration test device. The fuel injection pump vibration test device comprises a motor, a fuel injection pump electric vibration system and a transmission system, wherein the fuel injection pump electric vibration system comprises an electric vibration table body, a vibration table top, a fuel injection pump locating assembly and an acceleration sensor, the fuel injection pump locating assembly and the acceleration sensor are arranged on the vibration table top, the transmission system comprises a stretchable universal coupling and a bearing block assembly, the bearing block assembly comprises a coupling shaft and a bearing block and is fixed to the vibration table top through the bearing block, one end of the stretchable universal coupling is connected with an output shaft of a motor, and the other end of the stretchable universal coupling is connected with one end of coupling shaft in the bearing block assembly; the other end of the coupling shaft is connected with one end of a transmission flange of a fuel injection pump, and the other end of the transmission flange of the fuel injection pump is connected with an input shaft of the fuel injection pump. By means of the fuel injection pump vibration test device, and performance and reliability detection of the fuel injection pump under the vibration condition is achieved.
Description
Technical field
The utility model relates to Injection Pump test field, particularly a kind of Injection Pump Vibration Test Systems.
Background technique
Motor is the heart of automobile, and Injection Pump is the heart of motor.Oil spout pump performance is very large to motor discharge, performance, reliability effect.Different motors need to mate different Injection Pumps, Injection Pump Design and create after, how in advanced development, the property indices of Injection Pump, reliability, durability to be examined, to exposing product problem, minimizing overall test cost, improvement and optimizing product design are very necessary in advance.
By the vibration research under the various working staties of motor, find, engine behavior vibration mainly contains the vibration of upper and lower and left and right directions.Above-below direction vibration is larger to Injection Pump performance impact, and the parameters such as the frequency of up-down vibration and amplitude can be measured by motor when working.The vibration test technology of engine product is ripe at present, but the vibration test of Injection Pump, motor need to drive Injection Pump work under Injection Pump vibration condition, and now motor driving shaft and Injection Pump driven shaft have angle skew and axial dipole field, makes to exist larger putting the axe in the helve.
The information that is disclosed in this background technique part is only intended to increase the understanding to general background of the present utility model, and should not be regarded as admitting or imply that in any form this information structure has been the known prior art of persons skilled in the art.
Model utility content
The purpose of this utility model is to provide a kind of simple and reasonable Injection Pump Vibration Test Systems, this Injection Pump Vibration Test Systems is by adopting telescopic Hooks coupling universal coupling, guaranteed that under vibration condition, motor transmission shaft, to the validity and reliability connecting between Injection Pump transmission shaft, has been realized Injection Pump Performance And Reliability under vibration condition and detected.
For achieving the above object, the utility model provides Injection Pump Vibration Test Systems, comprising: motor, and it provides the rotating speed moment of torsion needing for Injection Pump to be tested; Injection Pump electric vibrating system, comprising: electric vibrating stage body and vibration table, and be laid in Injection Pump positioning component and the acceleration transducer on this vibration table; And transmission system, comprise: telescopic Hooks coupling universal coupling and bearing block assembly, described bearing block assembly comprises: coupking shaft and bearing support, bearing block assembly is fixed on vibration table by bearing support, one end of described telescopic Hooks coupling universal coupling is connected with the output shaft of motor, and the other end is connected with one end of coupking shaft in bearing block assembly; The other end of coupking shaft is connected with one end of the drive flange of Injection Pump, and the other end of the drive flange of Injection Pump is connected with the input shaft of Injection Pump.
Preferably, in technique scheme, motor adopts variable-frequency motor.
Preferably, in technique scheme, motor supports by motor cabinet.
Preferably, in technique scheme, Injection Pump positioning component comprises: positioning strip and Injection Pump positioning seat, positioning strip is fixedly mounted on vibration table along Injection Pump driven shaft direction, the bottom of Injection Pump positioning seat has the square aperture with the adaptive clamping of positioning strip, the top of Injection Pump positioning seat has V-arrangement bayonet socket, for the lower end cylindrical with Injection Pump, contacts location.
Preferably, in technique scheme, acceleration transducer is fixed near on the vibration table of Injection Pump.
Preferably, in technique scheme, bearing block assembly also comprises: bearing, bearing upper cover and bearing (ball) cover, and the middle part of coupking shaft is contained on bearing inner race, and bearing upper cover is fixed on bearing and coupking shaft on bearing support, and bearing (ball) cover compresses the inner ring end face of bearing.
Compared with prior art, the utlity model has following beneficial effect: this Injection Pump Vibration Test Systems is by adopting telescopic Hooks coupling universal coupling, guaranteed that under vibration condition, motor transmission shaft, to the validity and reliability connecting between Injection Pump transmission shaft, has been realized Injection Pump Performance And Reliability under vibration condition and detected.
Accompanying drawing explanation
Fig. 1 is the first perspective view of Injection Pump Vibration Test Systems of the present utility model.
Fig. 2 is the second perspective view of Injection Pump Vibration Test Systems of the present utility model.
Fig. 3 is the main TV structure schematic diagram of Injection Pump Vibration Test Systems of the present utility model.
Description of reference numerals:
11-motor, 12-motor cabinet, 13-motor-driven flange, 21-electric vibrating stage body, 22-vibration table, 23-positioning strip, 24-Injection Pump positioning seat, 25-acceleration transducer, the telescopic Hooks coupling universal coupling of 31-, 32-coupking shaft, 33-bearing, 34-bearing upper cover, 35-bearing (ball) cover, 36-bearing support, 4-Injection Pump, 41-Injection Pump drive flange.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but is to be understood that protection domain of the present utility model is not subject to the restriction of embodiment.
Unless separately there is other clearly to represent, otherwise in whole specification and claims, term " comprises " or its conversion was stated being understood to include as " comprising " or " including " etc. element or constituent element, and do not get rid of other element or other constituent element.
As shown in Figure 1 to Figure 3, according to the concrete structure of the Injection Pump Vibration Test Systems of the utility model embodiment, comprise: electric system and Injection Pump electric vibrating system, and the transmission system that the motor speed of electric system and moment of torsion is passed to Injection Pump under Injection Pump vibration condition, wherein, electric system provides the rotating speed moment of torsion needing for Injection Pump to be tested; Injection Pump electric vibrating system provides the vibration needing for Injection Pump; The telescopic Hooks coupling universal coupling of transmission adopted, allows motor driving shaft and Injection Pump driven shaft to have angle skew and axial dipole field, has guaranteed under vibration condition that motor transmission shaft is to the validity and reliability connecting between Injection Pump transmission shaft.
Wherein, electric system comprises: motor 11 and the motor cabinet 12 that supports this motor, the output shaft of motor 11 is connected with motor-driven flange 13.The concrete variable-frequency motor that adopts of motor 11 of the present embodiment, its rotating speed is controlled by frequency-changing control system, to realize the required different rotating speed of Injection Pump vibration test.
Injection Pump electric vibrating system comprises: electric vibrating stage body 21 and vibration table 22, and be laid in positioning strip 23, Injection Pump positioning seat 24 and the acceleration transducer 25 on this vibration table 22.Wherein, electric vibrating stage body 21 is controlled by vibration control system, and the vibration parameters such as required amplitude, frequency are provided for test.Vibration table 22 is placed in above electric vibrating stage body 21, for positioning strip 23, Injection Pump positioning seat 24 and acceleration transducer 25 are installed.Positioning strip 23 is fixedly mounted on vibration table 22 along Injection Pump driven shaft direction, the bottom of Injection Pump positioning seat 24 has the square aperture with positioning strip 23 adaptive clampings, for adjustable, Injection Pump positioning seat 24 is positioned to positioning strip 14, the top of Injection Pump positioning seat 24 has V-arrangement bayonet socket, for the lower end cylindrical with Injection Pump 4, contacts location.Injection Pump positioning seat 24, for two of front and back laying, is respectively used to support Injection Pump 4 rear and front ends, and bolt is fixed on Injection Pump positioning seat 24 by the via hole on Injection Pump 4.
Acceleration transducer 25 is fixed near on the vibration table 22 of Injection Pump 4, for Real-time Collection vibration parameters, realizes the closed loop control of vibration.
Transmission system comprises: telescopic Hooks coupling universal coupling 31 and bearing block assembly, bearing block assembly comprises: coupking shaft 32, bearing 33, bearing upper cover 34, bearing (ball) cover 35 and bearing support 36, bearing block assembly is fixed on vibration table 22 by bearing support 36, coupking shaft 32 middle parts are contained on bearing 33 inner rings, bearing upper cover 34 is fixed on bearing 33 and coupking shaft 32 on bearing support 36, and bearing (ball) cover 35 compresses the inner ring end face of bearing 33.
One end flange of telescopic Hooks coupling universal coupling 31 is connected with motor-driven flange 13, and the other end flange is connected with one end of coupking shaft 32 in bearing block assembly.The other end of coupking shaft 32 is connected with one end of the drive flange of Injection Pump 41, and the other end of the drive flange 41 of Injection Pump is connected with the input shaft of Injection Pump 11.Telescopic Hooks coupling universal coupling allows motor driving shaft and Injection Pump driven shaft to have angle skew and axial dipole field, has realized reliably the transmission between the lower Injection Pump of vibration and motor.The two ends of coupking shaft 32 are all connected with one end of Injection Pump drive flange 41 with the other end flange of telescopic Hooks coupling universal coupling 31 by binder bolt; this binder bolt diameter is less, negligible amounts; the weakness that belongs to whole transmission system; object is to be cut off at first when pilot system is out of control, protection test personnel and other testing apparatuss.
During test, by variable-frequency motor, provide the rotating speed of setting for Injection Pump test, telescopic Hooks coupling universal coupling one end connects motor-driven flange one end and is connected with the coupking shaft of bearing block assembly, coupking shaft in bearing block assembly connects telescopic Hooks coupling universal coupling and Injection Pump drive flange, Injection Pump drive flange is connected with Injection Pump output shaft, thereby formed effective and reliable transmission system, rotating speed and the moment of torsion of motor output have been delivered on Injection Pump.Electric vibrating stage body, for Injection Pump provides the vibration parameters of setting, is provided with acceleration transducer on vibration table, detect in real time vibration parameters and realize closed loop control.The utility model effectively solves that vibration, the transmission under vibration condition, vibration closed loop control, the rotating speed of Injection Pump are controlled, location and the installation of Injection Pump, has realized Injection Pump vibration test.
To sum up, this Injection Pump Vibration Test Systems, by adopting telescopic Hooks coupling universal coupling, has guaranteed that under vibration condition, motor transmission shaft, to the validity and reliability connecting between Injection Pump transmission shaft, has been realized Injection Pump Performance And Reliability under vibration condition and detected.
The aforementioned description to concrete exemplary of the present utility model is for the object with illustration is described.These descriptions not want the utility model to be defined as disclosed precise forms, and obviously, according to above-mentioned instruction, can much change and change.Exemplary embodiment is selected and the object described is to explain certain principles of the present utility model and practical application thereof, thereby made those skilled in the art can realize and utilize various exemplary of the present utility model and various selection and change.Scope of the present utility model is intended to be limited by claims and equivalents thereof.
Claims (6)
1. an Injection Pump Vibration Test Systems, is characterized in that, comprising:
Motor, it provides the rotating speed moment of torsion needing for Injection Pump to be tested;
Injection Pump electric vibrating system, comprising: electric vibrating stage body and vibration table and be laid in Injection Pump positioning component and the acceleration transducer on this vibration table; And
Transmission system, comprise: telescopic Hooks coupling universal coupling and bearing block assembly, described bearing block assembly comprises: coupking shaft and bearing support, bearing block assembly is fixed on vibration table by bearing support, one end of described telescopic Hooks coupling universal coupling is connected with the output shaft of motor, and the other end of this telescopic Hooks coupling universal coupling is connected with one end of coupking shaft in described bearing block assembly; The other end of described coupking shaft is connected with one end of the drive flange of Injection Pump, and the other end of the drive flange of described Injection Pump is connected with the input shaft of Injection Pump.
2. Injection Pump Vibration Test Systems according to claim 1, is characterized in that, described motor is variable-frequency motor.
3. Injection Pump Vibration Test Systems according to claim 1, is characterized in that, described motor supports by motor cabinet.
4. according to the Injection Pump Vibration Test Systems described in any one in claims 1 to 3, it is characterized in that, described Injection Pump positioning component comprises positioning strip and Injection Pump positioning seat, described positioning strip is fixedly mounted on vibration table along the direction of the driven shaft of described Injection Pump, the bottom of described Injection Pump positioning seat has the square aperture with the adaptive clamping of described positioning strip, the top of this Injection Pump positioning seat has V-arrangement bayonet socket, for the lower end cylindrical with described Injection Pump, contacts location.
5. Injection Pump Vibration Test Systems according to claim 4, is characterized in that, described acceleration transducer is fixed near on the vibration table of described Injection Pump.
6. Injection Pump Vibration Test Systems according to claim 4, it is characterized in that, described bearing block assembly also comprises: bearing, bearing upper cover and bearing (ball) cover, the middle part of described coupking shaft is contained on bearing inner race, described bearing upper cover is fixed on bearing and coupking shaft on bearing support, and described bearing (ball) cover compresses the inner ring end face of bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420303535.1U CN203847306U (en) | 2014-06-09 | 2014-06-09 | Fuel injection pump vibration test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420303535.1U CN203847306U (en) | 2014-06-09 | 2014-06-09 | Fuel injection pump vibration test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203847306U true CN203847306U (en) | 2014-09-24 |
Family
ID=51560331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420303535.1U Withdrawn - After Issue CN203847306U (en) | 2014-06-09 | 2014-06-09 | Fuel injection pump vibration test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203847306U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104005894A (en) * | 2014-06-09 | 2014-08-27 | 广西玉柴机器股份有限公司 | Fuel injection pump vibration test device |
| CN108869135A (en) * | 2018-06-08 | 2018-11-23 | 北京理工大学 | A kind of device of measurement engine fuel injector needle-valve vibration |
-
2014
- 2014-06-09 CN CN201420303535.1U patent/CN203847306U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104005894A (en) * | 2014-06-09 | 2014-08-27 | 广西玉柴机器股份有限公司 | Fuel injection pump vibration test device |
| CN108869135A (en) * | 2018-06-08 | 2018-11-23 | 北京理工大学 | A kind of device of measurement engine fuel injector needle-valve vibration |
| CN108869135B (en) * | 2018-06-08 | 2020-07-24 | 北京理工大学 | Device for measuring vibration of needle valve of engine fuel injector |
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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 |
Granted publication date: 20140924 Effective date of abandoning: 20160413 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |