CN105736574A - Thrust plate forced lubricating structure - Google Patents

Thrust plate forced lubricating structure Download PDF

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Publication number
CN105736574A
CN105736574A CN201610220112.7A CN201610220112A CN105736574A CN 105736574 A CN105736574 A CN 105736574A CN 201610220112 A CN201610220112 A CN 201610220112A CN 105736574 A CN105736574 A CN 105736574A
Authority
CN
China
Prior art keywords
thrust plate
thrust
main bearing
oil
bearing shell
Prior art date
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.)
Pending
Application number
CN201610220112.7A
Other languages
Chinese (zh)
Inventor
黄志云
苏怀林
蔚兴建
黄剑旺
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangxi Yuchai Machinery Co Ltd
Original Assignee
Guangxi Yuchai Machinery Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangxi Yuchai Machinery Co Ltd filed Critical Guangxi Yuchai Machinery Co Ltd
Priority to CN201610220112.7A priority Critical patent/CN105736574A/en
Publication of CN105736574A publication Critical patent/CN105736574A/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • F16C33/1005—Construction relative to lubrication with gas, e.g. air, as lubricant
    • F16C33/101—Details of the bearing surface, e.g. means to generate pressure such as lobes or wedges
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
    • F16C33/103—Construction relative to lubrication with liquid, e.g. oil, as lubricant retained in or near the bearing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
    • F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
    • F16C33/1065—Grooves on a bearing surface for distributing or collecting the liquid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
    • F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
    • F16C33/108—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid with a plurality of elements forming the bearing surfaces, e.g. bearing pads
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • F16C35/02—Rigid support of bearing units; Housings, e.g. caps, covers in the case of sliding-contact bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C9/00—Bearings for crankshafts or connecting-rods; Attachment of connecting-rods
    • F16C9/02—Crankshaft bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N1/00—Constructional modifications of parts of machines or apparatus for the purpose of lubrication
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2360/00—Engines or pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Sliding-Contact Bearings (AREA)

Abstract

The invention discloses a thrust plate forced lubricating structure. The thrust plate forced lubricating structure comprises a main shaft bushing, thrust plates, and a main bearing cap, wherein the inner circumferential face of the main shaft bushing is provided with an oil storage groove in the circumferential direction and provided with an oil inlet hole communicating with the oil storage groove; the thrust plates are arranged on the end faces of the two sides the main shaft bushing in pair; the upper portion of the main shaft bushing is tightly pressed by the main bearing cap, and the main bearing cap is fixed to a machine body by penetrating a bolt through a main bearing cap bolt hole, and the main bearing cap bolt hole communicates with the oil storage groove of the main shaft bushing; and the main bearing cap is provided with thrust plate lubricating oil channels, inlets of the thrust plate lubricating oil channels communicate with the main bearing cap bolt hole, and outlets of the thrust plate lubricating oil channels are formed in the outer sides of the thrust plates. The lubricating condition between the thrust plates and a crankshaft is improved through the thrust plate forced lubricating structure, lubrication can still be ensured after long-time thrust suffering, the failure rate of the thrust plates is lowered, and the reliability of a complete machine is improved.

Description

Thrust plate forced lubrication structure
Technical field
The present invention relates to engine lubrication field, particularly to a kind of thrust plate forced lubrication structure.
Background technology
Existing electromotor, thrust plate and bent axle this friction pair is ensured lubrication mainly by splash lubrication, but it is as the development of electromotor supporting technology, thrust plate and bent axle to contact the working time more and more longer, stress is also increasing, this results in the destruction of the oil film between thrust plate and bent axle, causes thrust plate inordinate wear even to lose efficacy.
It is disclosed in the information of this background section and is merely intended to increase the understanding of the general background to the present invention, and be not construed as admitting or imply in any form that this information structure is for prior art that persons skilled in the art are known.
Summary of the invention
It is an object of the invention to provide a kind of simple and reasonable thrust plate forced lubrication structure, this thrust plate forced lubrication structure by increasing oil leab in main beating cap, allow lubricating oil stream between thrust plate and bent axle, add the lubricants capacity between thrust plate and bent axle, improve the lubrication circumstances between thrust plate and bent axle, when being subject to long thrust power, still ensure that lubrication；Add the dredge oil amount around thrust plate, reduce the temperature of thrust plate；Oil storage tank can also store a certain amount of lubricating oil, improves the adaptability of electromotor, and electromotor can bear bigger thrust power, and electromotor can also be in tilted layout；Reduce the fault rate of thrust plate, improve the reliability of complete machine.
For achieving the above object, the invention provides a kind of thrust plate forced lubrication structure, this thrust plate forced lubrication structure includes: main bearing shell, the inner peripheral surface of this main bearing shell circumferentially offers oil storage tank, and offering the fuel feed hole connected with this oil storage tank, lubricating oil flows to this oil storage tank by described fuel feed hole from main oil gallery；Thrust plate, is laid in the both sides end face of described main bearing shell in pairs；And main beating cap, its described main bearing shell pressed from above, and it being fixed on body by bolt through main bearing cap bolt hole, described main bearing cap bolt hole connects with the oil storage tank of main bearing shell；Described main beating cap offers thrust plate oil leab, and the import of this thrust plate oil leab connects with main bearing cap bolt hole, and the outlet of this thrust plate oil leab is opened in the outside of thrust plate.
Preferably, in technique scheme, main bearing shell includes on the bent axle of mutually fastening thrust bearing shell under thrust bearing shell and bent axle, and on this bent axle, the inner peripheral surface of thrust bearing shell circumferentially offers oil storage tank.
Preferably, in technique scheme, fuel feed hole runs through the inner and outer circumferential surfaces of thrust bearing shell on bent axle.
Preferably, in technique scheme, thrust plate oil leab includes the horizontal oil duct that is interconnected and vertical oil duct.
Compared with prior art, there is advantages that this thrust plate forced lubrication structure by increasing oil leab in main beating cap, allow lubricating oil stream between thrust plate and bent axle, add the lubricants capacity between thrust plate and bent axle, improve the lubrication circumstances between thrust plate and bent axle, when being subject to long thrust power, still ensure that lubrication；Add the dredge oil amount around thrust plate, reduce the temperature of thrust plate；Oil storage tank can also store a certain amount of lubricating oil, improves the adaptability of electromotor, and electromotor can bear bigger thrust power, and electromotor can also be in tilted layout；Reduce the fault rate of thrust plate, improve the reliability of complete machine.
Accompanying drawing explanation
Fig. 1 is the structural representation of the thrust plate forced lubrication structure of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail, it is to be understood that protection scope of the present invention is not by the restriction of detailed description of the invention.
Explicitly indicate that unless otherwise other, otherwise in entire disclosure and claims, term " includes " or its conversion will be understood to comprise the element or ingredient stated at such as " comprising " or " including " etc., and does not get rid of other element or other ingredient.
As shown in Figure 1, the concrete structure of the thrust plate forced lubrication structure according to the specific embodiment of the invention includes: main beating cap 1, main bearing shell 2 and be laid in the thrust plate 3 of these main bearing shell 2 both sides, wherein, main beating cap 1 main bearing shell 2 pressed from above, and be bolted on body.Oil storage tank 4 is offered in main bearing shell 2, lubricating oil can flow to the oil storage tank of main bearing shell from main oil gallery, then main beating cap is flowed out to from oil storage tank, oil leab is increased in main beating cap, allow lubricating oil stream to, between thrust plate and bent axle, adding the lubricants capacity between thrust plate and bent axle, improve the lubrication circumstances between thrust plate and bent axle, when being subject to long thrust power, still ensure that lubrication；Add the dredge oil amount around thrust plate, reduce the temperature of thrust plate；Oil storage tank can also store a certain amount of lubricating oil, improves the adaptability of electromotor, and electromotor can bear bigger thrust power, and electromotor can also be in tilted layout；Reduce the fault rate of thrust plate, improve the reliability of complete machine.
Specifically, main bearing shell 2 includes on the bent axle of mutually fastening thrust bearing shell under thrust bearing shell and bent axle, and bent axle is arranged on this bent axle thrust bearing shell and under bent axle in the fastening space of thrust bearing shell.On bent axle, the inner peripheral surface of thrust bearing shell circumferentially offers oil storage tank 4, and offer the fuel feed hole 5 connected with this oil storage tank 4, fuel feed hole 5 runs through the inner and outer circumferential surfaces of thrust bearing shell on bent axle, and lubricating oil flows to oil storage tank by fuel feed hole 5 from main oil gallery, then flows out to main beating cap from oil storage tank.
Thrust plate 3 is circular, is laid in the both sides end face of main bearing shell 2 in pairs, spacing for bent axle is carried out thrust.
Main beating cap 1 main bearing shell 2 pressed from above, and be fixed on body through main bearing cap bolt hole by bolt.Now, main bearing cap bolt hole connects with the oil storage tank 4 of main bearing shell 2.Main beating cap 1 offers thrust plate oil leab, the import of this thrust plate oil leab connects with main bearing cap bolt hole, the outlet 6 of this thrust plate oil leab is opened in the outside of thrust plate 3, on the basis of existing structure, this thrust plate forced lubrication structure takes oil from the oil storage tank 4 of main bearing shell, thrust plate oil leab is flowed into through main bearing cap bolt hole (not shown), finally lubricating oil is led on thrust plate by the outlet 6 of this thrust plate oil leab, main bearing seat and thrust plate design oil leab, improve the lubrication between thrust plate and bent axle under duty, increase the lubricants capacity between friction pair.Preferably, thrust plate oil leab includes the horizontal oil duct that is interconnected and vertical oil duct.
To sum up, this thrust plate forced lubrication structure by increasing oil leab in main beating cap, allow lubricating oil stream between thrust plate and bent axle, add the lubricants capacity between thrust plate and bent axle, improve the lubrication circumstances between thrust plate and bent axle, when being subject to long thrust power, still ensure that lubrication；Add the dredge oil amount around thrust plate, reduce the temperature of thrust plate；Oil storage tank can also store a certain amount of lubricating oil, improves the adaptability of electromotor, and electromotor can bear bigger thrust power, and electromotor can also be in tilted layout；Reduce the fault rate of thrust plate, improve the reliability of complete machine.
The aforementioned description to the specific illustrative embodiment of the present invention illustrates that and the purpose of illustration.These describe and are not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to above-mentioned instruction, it is possible to carry out much changing and change.Purpose exemplary embodiment selected and describe is in that to explain the certain principles of the present invention and practical application thereof, so that those skilled in the art is capable of and utilizes the various different exemplary of the present invention and various different selection and change.The scope of the present invention is intended to be limited by claims and equivalents thereof.

Claims (4)

1. a thrust plate forced lubrication structure, it is characterised in that including:
Main bearing shell, the inner peripheral surface of this main bearing shell circumferentially offers oil storage tank, and offers the fuel feed hole connected with this oil storage tank, and lubricating oil flows to this oil storage tank by described fuel feed hole from main oil gallery；
Thrust plate, is laid in the both sides end face of described main bearing shell in pairs；And
Main beating cap, its described main bearing shell pressed from above, and it is fixed on body by bolt through main bearing cap bolt hole, described main bearing cap bolt hole connects with the oil storage tank of main bearing shell；Described main beating cap offers thrust plate oil leab, and the import of this thrust plate oil leab connects with main bearing cap bolt hole, and the outlet of this thrust plate oil leab is opened in the outside of thrust plate.
2. thrust plate forced lubrication structure according to claim 1, it is characterised in that described main bearing shell includes on the bent axle of mutually fastening thrust bearing shell under thrust bearing shell and bent axle, and on this bent axle, the inner peripheral surface of thrust bearing shell circumferentially offers oil storage tank.
3. thrust plate forced lubrication structure according to claim 2, it is characterised in that described fuel feed hole runs through the inner and outer circumferential surfaces of thrust bearing shell on bent axle.
4. thrust plate forced lubrication structure according to claim 1, it is characterised in that described thrust plate oil leab includes the horizontal oil duct that is interconnected and vertical oil duct.
CN201610220112.7A 2016-04-11 2016-04-11 Thrust plate forced lubricating structure Pending CN105736574A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610220112.7A CN105736574A (en) 2016-04-11 2016-04-11 Thrust plate forced lubricating structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610220112.7A CN105736574A (en) 2016-04-11 2016-04-11 Thrust plate forced lubricating structure

Publications (1)

Publication Number Publication Date
CN105736574A true CN105736574A (en) 2016-07-06

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Country Status (1)

Country Link
CN (1) CN105736574A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114198407A (en) * 2021-12-15 2022-03-18 奇瑞汽车股份有限公司 Bearing lower cover of engine, machining process method and engine

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07208479A (en) * 1994-01-28 1995-08-11 Mitsubishi Heavy Ind Ltd Bearing device for internal combustion engine
US20030072506A1 (en) * 2001-10-12 2003-04-17 Ford Global Technologies, Inc. Bearing shell for use as a crankshaft thrust bearing
CN201526595U (en) * 2009-09-22 2010-07-14 广西玉柴机器股份有限公司 Thrust bearing lubricating structure
CN203585056U (en) * 2013-10-10 2014-05-07 河南柴油机重工有限责任公司 Bent axle thrust plate of internal combustion engine
CN103807299A (en) * 2014-03-04 2014-05-21 广西玉柴机器股份有限公司 Lubricating structure of thrust plate of engine crankshaft
CN103912578A (en) * 2014-03-10 2014-07-09 广西玉柴机器股份有限公司 Engine thrust bearing shell
CN104343809A (en) * 2014-09-22 2015-02-11 广西玉柴机器股份有限公司 Lubricating structure of crankshaft thrust plate
JP2015113890A (en) * 2013-12-10 2015-06-22 大豊工業株式会社 Bearing device
CN205423551U (en) * 2016-04-11 2016-08-03 广西玉柴机器股份有限公司 Thrust plane force -feed lubrication structure

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07208479A (en) * 1994-01-28 1995-08-11 Mitsubishi Heavy Ind Ltd Bearing device for internal combustion engine
US20030072506A1 (en) * 2001-10-12 2003-04-17 Ford Global Technologies, Inc. Bearing shell for use as a crankshaft thrust bearing
CN201526595U (en) * 2009-09-22 2010-07-14 广西玉柴机器股份有限公司 Thrust bearing lubricating structure
CN203585056U (en) * 2013-10-10 2014-05-07 河南柴油机重工有限责任公司 Bent axle thrust plate of internal combustion engine
JP2015113890A (en) * 2013-12-10 2015-06-22 大豊工業株式会社 Bearing device
CN103807299A (en) * 2014-03-04 2014-05-21 广西玉柴机器股份有限公司 Lubricating structure of thrust plate of engine crankshaft
CN103912578A (en) * 2014-03-10 2014-07-09 广西玉柴机器股份有限公司 Engine thrust bearing shell
CN104343809A (en) * 2014-09-22 2015-02-11 广西玉柴机器股份有限公司 Lubricating structure of crankshaft thrust plate
CN205423551U (en) * 2016-04-11 2016-08-03 广西玉柴机器股份有限公司 Thrust plane force -feed lubrication structure

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114198407A (en) * 2021-12-15 2022-03-18 奇瑞汽车股份有限公司 Bearing lower cover of engine, machining process method and engine
CN114198407B (en) * 2021-12-15 2022-09-16 奇瑞汽车股份有限公司 Bearing lower cover of engine, machining process method and engine

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Application publication date: 20160706

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