CN202939029U - Open-type axial loading test apparatus of helical gear thrust cone balancing device - Google Patents
Open-type axial loading test apparatus of helical gear thrust cone balancing device Download PDFInfo
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- CN202939029U CN202939029U CN 201220706190 CN201220706190U CN202939029U CN 202939029 U CN202939029 U CN 202939029U CN 201220706190 CN201220706190 CN 201220706190 CN 201220706190 U CN201220706190 U CN 201220706190U CN 202939029 U CN202939029 U CN 202939029U
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Abstract
An open-type axial loading test apparatus of a helical gear thrust cone balancing device is characterized in that the apparatus is formed by a motor, a test gear box comprising an input shaft and an output gear and an axial thrust loader; an output shaft where an output gear is located is connected with the axial thrust loader; two sides of the output gear are provided with thrust cones used to balance an axial thrust; the axial thrust loader is formed by a shell, a rolling bearing, a ring sleeve, a circular pressing plate, a spring and a feeding bolt; the shell is fixed on a box body of the test gear box through the bolt; an inner ring of the rolling bearing is clamped on a shaft shoulder of the output shaft and an outer ring is fixed on the ring sleeve; a front end of the ring sleeve is connected with the circular pressing plate through the spring; the feeding bolt passes through a side wall of the shell and is connected with the circular pressing plate. During the test, a gear rotation apparatus in the test gear box begins to rotate; the feeding bolt compresses the spring through a circular plate; deformation of the spring generates resilience so as to give the thrust to the rolling bearing through the ring sleeve; the rolling bearing transmits an elastic force to the thrust cone.
Description
Technical field:
The utility model belongs to a kind of test unit of testing thrust balancing device usability used in screw-wheel gearing, is specifically related to the open axial load testing machine of a kind of spiral gear thrust cone balance device.
Background technology:
Thrust balancing device is widely used in cogwheel gearing, is mainly used to transmit, bear the axial thrust that the gear engagement produces, and present thrust balancing device mainly comprises thrust cone balance device and thrust bearing.For the thrust bearing test, because the thrust cone balance device is relatively less in the application of engineering field, so about the test unit of test thrust cone balance device properties also seldom, the charger of existing test unit about in this respect is all open, it exists, and size is large, weight is large, complex structure, load unsettled problem, and be difficult to satisfy the testing requirements of high speed thrust cone device, its application all has certain limitation, is restricting the development of thrust load testing machine.
The utility model content:
The purpose of this utility model is to provide the open axial load testing machine of a kind of spiral gear thrust cone balance device, and its thrust charger volume is little, lightweight, simple in structure, loading is stable, has improved the test reliability of thrust cone balance device.
the purpose of this utility model is achieved in the following ways: the open axial load testing machine of this spiral gear thrust cone balance device, the technical scheme that adopts is: comprise motor, the test gear case, the axial thrust loader, shaft coupling, torque loader, motor connects by the input shaft at shaft coupling input gear place in gear case with test, input gear and the output gear engaged transmission of testing in gear case, the output shaft at output gear place links with the axial thrust loader of being located at the test gear case outside, the both sides of described output gear are provided with the thrust cone for balancing axial thrust, the bevelling, inside edge of thrust cone forms the conical surface, the both sides of the edge of input gear are provided with the conical surface matching surface that the conical surface with thrust cone matches, described axial thrust loader is made of housing, rolling bearing, ring set, circular pressing plate, spring and feeding bolt, housing is bolted on the casing of test gear case, the interior ring of rolling bearing is fastened on the shaft shoulder of output shaft, its outer shroud is fixed on ring set, the front end of ring set is connected with circular pressing plate by spring, and the sidewall that the feeding bolt passes housing is connected with circular pressing plate.
Preferably, be provided with pressure transducer between described spring and circular pressing plate.
Preferably, described feeding bolt equally spacedly is distributed with several as the center of circle along its circumferencial direction take the center of circle of circular pressing plate.
the beneficial effects of the utility model are: the open axial load testing machine of this spiral gear thrust cone balance device, by being set, mechanical spring carries out the axial thrust loading, as long as can realize the thrust cone balance device is axially loaded by the feeding bolt, thereby realize the verification experimental verification of thrust cone balance device under the load effect to the test gear case, whole test unit is simple and compact for structure, and its axial load mode is simple in structure, do not need complicated hydraulic system, and it is stable to have axial force, the characteristics that vibration noise is little, make test unit not only satisfy the axial force requirement of device, and reduced the complexity of whole test unit.The utility model can solve that the conventional axial loaded volume is large, oil system is complicated, complex structure, the unsettled problem of loading, has improved the reliability of thrust cone balance device test.
Description of drawings:
Fig. 1 is one-piece construction schematic diagram of the present utility model.
Fig. 2 is the structural representation of axial thrust charger of the present utility model.
Embodiment:
Be described further below in conjunction with accompanying drawing 1 and 2 pairs of embodiments of the present utility model of accompanying drawing.
the open axial load testing machine of this spiral gear thrust cone balance device, comprise motor 1, test gear case 2, axial thrust loader 3, shaft coupling 4, motor 1 connects by the input shaft 7 at interior input gear 5 places of shaft coupling 4 and test gear case 2, input gear 5 and output gear 6 engaged transmission of testing in gear case 2, the output shaft 8 at output gear 6 places links with the axial thrust loader 3 of being located at test gear case 2 outsides, the both sides of described output gear 6 are provided with the thrust cone 9 for balancing axial thrust, the bevelling, inside edge of thrust cone 9 forms the conical surface, the both sides of the edge of input gear 5 are provided with the conical surface matching surface that the conical surface with thrust cone 9 matches, described axial thrust loader 3 is made of housing 3-1, rolling bearing 3-2, ring set 3-3, circular pressing plate 3-4, spring 3-5 and feeding bolt 3-6, housing 3-1 is bolted on the casing of test gear case 2, the interior ring of rolling bearing 3-2 is fastened on the shaft shoulder of output shaft 8, its outer shroud is fixed on ring set 3-3, the front end of ring set 3-3 is connected with circular pressing plate 3-4 by spring 3-5, and the sidewall that feeding bolt 3-6 passes housing 3-1 is connected with circular pressing plate 3-4.Be provided with pressure transducer 3-7 between described spring 3-5 and circular pressing plate 3-4.Described feeding bolt 3-6 equally spacedly is distributed with several as the center of circle along its circumferencial direction take the center of circle of circular pressing plate 3-4.
During test run, starter motor 1, make input gear 6 and output gear 7 in test gear case 2 carry out meshed transmission gear, press circular pressing plate 3-4 by feeding bolt 3-6 to a side of output shaft 8 simultaneously, and then Compress Spring 3-5, the distortion of spring 3-5 can produce restoring force, and its elastic restoring force is passed through ring set 3-3 to rolling bearing 3-2 applied thrust, the interior ring of rolling bearing 3-2 contacts fixing with the shaft shoulder of output shaft 8, so the elastic force of spring 3-5 passes to thrust cone 9.When spring 3-5 is deformed to a certain degree, feeding bolt 3-6 feed-disabling, axial loading force is also just stable, thereby realize the axial loading to thrust cone 9, draw the various performance parameters of thrust cone 9 by load test, as temperature, fastness to rubbing, lubricity etc., for the equipment Design in later stage provides reference frame.
Claims (3)
1. open axial load testing machine of spiral gear thrust cone balance device, it is characterized in that: comprise motor (1), test gear case (2), axial thrust loader (3) and shaft coupling (4), motor (1) connects by the input shaft (7) at interior input gear (5) place of shaft coupling (4) and test gear case (2), input gear (5) and output gear (6) engaged transmission of testing in gear case (2), the output shaft (8) at output gear (6) place be located at the test gear case (2) outside axial thrust loader (3) link, the both sides of described output gear (6) are provided with the thrust cone (9) for balancing axial thrust, the bevelling, inside edge of thrust cone (9) forms the conical surface, the both sides of the edge of input gear (5) are provided with the conical surface matching surface that the conical surface with thrust cone (9) matches, described axial thrust loader (3) is by housing (3-1), rolling bearing (3-2), ring set (3-3), circular pressing plate (3-4), spring (3-5) and feeding bolt (3-6) consist of, housing (3-1) is bolted on the casing of test gear case (2), the interior ring of rolling bearing (3-2) is fastened on the shaft shoulder of output shaft (8), its outer shroud is fixed on ring set (3-3), the front end of ring set (3-3) is connected with circular pressing plate (3-4) by spring (3-5), the sidewall that feeding bolt (3-6) passes housing (3-1) is connected with circular pressing plate (3-4).
2. the open axial load testing machine of a kind of spiral gear thrust cone balance device as claimed in claim 1, is characterized in that: be provided with pressure transducer (3-7) between described spring (3-5) and circular pressing plate (3-4).
3. the open axial load testing machine of a kind of spiral gear thrust cone balance device as claimed in claim 1, it is characterized in that: described feeding bolt (3-6) equally spacedly is distributed with several as the center of circle along its circumferencial direction take the center of circle of circular pressing plate (3-4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220706190 CN202939029U (en) | 2012-12-20 | 2012-12-20 | Open-type axial loading test apparatus of helical gear thrust cone balancing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220706190 CN202939029U (en) | 2012-12-20 | 2012-12-20 | Open-type axial loading test apparatus of helical gear thrust cone balancing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202939029U true CN202939029U (en) | 2013-05-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220706190 Expired - Fee Related CN202939029U (en) | 2012-12-20 | 2012-12-20 | Open-type axial loading test apparatus of helical gear thrust cone balancing device |
Country Status (1)
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| CN (1) | CN202939029U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103033360A (en) * | 2012-12-20 | 2013-04-10 | 中国船舶重工集团公司第七�三研究所 | Helical gear thrust cone balancing device open type axial loading test device |
| CN104880308A (en) * | 2015-05-27 | 2015-09-02 | 西安交通大学 | Main-shaft axial force isostatic pressing loading device |
| CN107290148A (en) * | 2017-07-31 | 2017-10-24 | 北京新能源汽车股份有限公司 | Drive shaft NVH testboard bay |
-
2012
- 2012-12-20 CN CN 201220706190 patent/CN202939029U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103033360A (en) * | 2012-12-20 | 2013-04-10 | 中国船舶重工集团公司第七�三研究所 | Helical gear thrust cone balancing device open type axial loading test device |
| CN104880308A (en) * | 2015-05-27 | 2015-09-02 | 西安交通大学 | Main-shaft axial force isostatic pressing loading device |
| CN104880308B (en) * | 2015-05-27 | 2017-11-28 | 西安交通大学 | A kind of main shaft axial force isostatic pressed loading device |
| CN107290148A (en) * | 2017-07-31 | 2017-10-24 | 北京新能源汽车股份有限公司 | Drive shaft NVH testboard bay |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130515 Termination date: 20131220 |