CN1081302C - Engine with two-shaft balancing device - Google Patents

Engine with two-shaft balancing device Download PDF

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Publication number
CN1081302C
CN1081302C CN96121725A CN96121725A CN1081302C CN 1081302 C CN1081302 C CN 1081302C CN 96121725 A CN96121725 A CN 96121725A CN 96121725 A CN96121725 A CN 96121725A CN 1081302 C CN1081302 C CN 1081302C
Authority
CN
China
Prior art keywords
oil pump
carry
out part
motor
shaft
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.)
Expired - Lifetime
Application number
CN96121725A
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Chinese (zh)
Other versions
CN1162081A (en
Inventor
中野启一
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.)
Kubota Corp
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Kubota Corp
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 Kubota Corp filed Critical Kubota Corp
Publication of CN1162081A publication Critical patent/CN1162081A/en
Application granted granted Critical
Publication of CN1081302C publication Critical patent/CN1081302C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B67/00—Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functions; Driving auxiliary apparatus from engines, not otherwise provided for
    • F02B67/04—Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functions; Driving auxiliary apparatus from engines, not otherwise provided for of mechanically-driven auxiliary apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M1/00—Pressure lubrication
    • F01M1/02—Pressure lubrication using lubricating pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M1/00—Pressure lubrication
    • F01M1/10—Lubricating systems characterised by the provision therein of lubricant venting or purifying means, e.g. of filters
    • 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
    • F16C3/00—Shafts; Axles; Cranks; Eccentrics
    • F16C3/04—Crankshafts, eccentric-shafts; Cranks, eccentrics
    • F16C3/20—Shape of crankshafts or eccentric-shafts having regard to balancing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M1/00—Pressure lubrication
    • F01M1/10—Lubricating systems characterised by the provision therein of lubricant venting or purifying means, e.g. of filters
    • F01M2001/105—Lubricating systems characterised by the provision therein of lubricant venting or purifying means, e.g. of filters characterised by the layout of the purification arrangements

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)

Abstract

PROBLEM TO BE SOLVED: To enable an arrangement of an oil pump for an engine to be selected by selection of output sections. SOLUTION: This engine having a bi-axial balancer has each of balancer shafts 3,4 at both right and left sides of a crankshaft 2 within a crank case 1. An output part 3a is arranged at a front end of one balancer shaft 3, an oil pump 7 for an engine is fixed to the timing transmission case 6 and then an input part 7a of the oil pump 7 for the engine is removably connected to the output part 3a. Then, the front end of the other balancer shaft 4 is also provided with an output part 4a.

Description

The motor of band two-shaft balancing device
The present invention relates to motor with two-shaft balancing device.
The prior art of the motor of band two-shaft balancing device as shown in Figure 3.It is the same with the present invention, in crankcase 101, respectively trunnion shaft 103,104 is configured in the left and right sides of bent axle 102, sets up this a pair of trunnion shaft 103,104 abreast with bent axle 102, timing transmission device 105 is configured in the front side of crankcase 101.Make above-mentioned one couple of balance 103,104 and bent axle 102 interlocks by this timing transmission device 105, cover this timing transmission device 105 from its front side with timing transmission case 106, make the 102a of crankshaft front end portion reach regularly the place ahead of transmission case 106, front end at trunnion shaft 103 is provided with carry-out part 103a, the place ahead at this carry-out part 103a, engine oil pump 107 is installed in regularly in the transmission case 106, the input part 107a of engine oil pump 107 releasably is connected above-mentioned carry-out part 103a.
The prior art only is provided with carry-out part 103a at the front end of a trunnion shaft 103, only has this trunnion shaft 103 can connect engine oil pump 107.
There is following problem in above-mentioned prior art:
1. because only be provided with carry-out part 103a, so can not dispose engine oil pump 107 selectively at the front end of trunnion shaft 103.
2. because crankshaft front end 102a one place is only arranged to the position of motor front side output, need be so be difficult in that the configuration of motor front side is a plurality of from the device of the input of motor.
The object of the present invention is to provide a kind of motor with two-shaft balancing device, it can selectively dispose the engine oil pump, and can motor front side configuration is a plurality of need be from the device of the input of motor.
The present invention constitutes as described as follows for achieving the above object.
For example, shown in Figure 1 is motor with the corresponding band two-shaft balancing device of embodiments of the invention, in crankcase 1, respectively with trunnion shaft 3,4 are configured in the left and right sides of bent axle 2, set up this a pair of trunnion shaft 3 abreast with bent axle 2,4, timing transmission device 5 is configured in the front side of crankcase 1, make above-mentioned one couple of balance 3 by this timing transmission device 5,4 with bent axle 2 interlock, cover this timing transmission device 5 from its front side with timing transmission case 6, make the 2a of crankshaft front end portion reach regularly the place ahead of transmission case 6, front end at trunnion shaft 3 is provided with carry-out part 3a, the place ahead at this carry-out part 3a, engine oil pump 7 is installed in regularly in the transmission case 6, the input part 7a of engine oil pump 7 releasably is connected on the above-mentioned carry-out part 3a.And also be provided with carry-out part 4a at the front end of another trunnion shaft 4.
The present invention constitutes following advantage as mentioned above like that:
1. owing to be respectively equipped with carry-out part 3a, 4a at each front end of one couple of balance 3,4, so, by selecting carry-out part 3a, 4a, can selectively dispose engine oil pump 7.
Even 2. engine oil pump 7 is connected on the carry-out part 3a of trunnion shaft 3, because also can be from carry-out part 4a and this two outputting power of the 2a of crankshaft front end portion of another trunnion shaft 4 in the front side of motor, thus can be at an easy rate the configuration of motor front side is a plurality of need be from the device of the input of motor.
Fig. 1 is the cross-sectional planimetric map of the motor of the embodiment of the invention.
Fig. 2 is the front elevation of the motor of the embodiment of the invention.
Fig. 3 is the cross-sectional planimetric map of the motor of prior art.
According to diagram embodiments of the invention are described.Present embodiment adopts vertical two cylinder gasoline engines of putting of water-cooled.Being constructed as follows of this motor: promptly as shown in Figure 1, in crankcase 1, respectively with trunnion shaft 3,4 are configured in the left and right sides of bent axle 2, set up this a pair of trunnion shaft 3 abreast with bent axle 2,4, timing transmission device 5 is configured in the front side of crankcase 1, make above-mentioned one couple of balance 3 by this regularly moving device 5,4 with bent axle 2 interlock, cover this timing transmission device 5 from its front side with timing transmission case 6, make the 2a of crankshaft front end portion reach regularly the place ahead of transmission case 6, front end at trunnion shaft 3 is provided with carry-out part 3a, the place ahead at this carry-out part 3a, engine oil pump 7 is installed in regularly in the transmission case 6, the input part 7a of engine oil pump 7 releasably is connected on the above-mentioned carry-out part 3a.Engine oil pump 7 makes the lubrication oil circulation of motor, in the transmission case 6 of packing into integratedly regularly.
At the rearward end 2b of bent axle 2 flywheel 10 is housed, power can be exported from this flywheel 10 at the motor rear side.Governor weight 11 is housed on trunnion shaft 3.One couple of balance the 3, the 4th, the once balance device is with the rotational speed rotation identical with bent axle 2.
In the present embodiment, also be provided with carry-out part 4a at the front end of another trunnion shaft 4.Like this, owing to be respectively equipped with carry-out part 3a, 4a,, can selectively dispose engine oil pump 7 by selecting carry-out part 3a, 4a at each front end of one couple of balance 3,4.In addition, even engine oil pump 7 is connected on the carry-out part 3a of trunnion shaft 3, because also can this two exports from the carry-out part 4a of another trunnion shaft 4 and the 2a of crankshaft front end portion in the front side of motor, thus can be at an easy rate the configuration of motor front side is a plurality of need be from the device of the input of motor.Under the situation of present embodiment,,, use and suitably separate so prepare two kinds of different about the position of engine oil pump 7 timing transmission cases 6 in advance because engine oil pump 7 is contained in regularly in the transmission case 6 integratedly.
In the present embodiment, in the place ahead of the carry-out part 4a of above-mentioned another trunnion shaft 4, operation is removably mounted on regularly on the transmission case 6 with oil pump 8, on the carry-out part 4a of this another trunnion shaft 4, is connecting the input part 8a of separable operation with oil pump 8.Because said structure is arranged, can maintain in the motor front side, service engine with oil pump 7 and operation with oil pump 8, so improved its operating efficiency.
In the present embodiment, as shown in Figure 2, engine oil pump 7 and operation are configured in the position lower than radiator 9 with oil pump 8, make engine oil pump 7 and operation can be exposed to its place ahead from the following side space 9a of radiator 9 with oil pump 8.So, owing to can not be subjected to radiator 9 intrusively engine oil pump 7 and operation to be maintained, keep in repair with oil pump 8, so can further improve its operating efficiency.In addition, the 2a of crankshaft front end portion also is configured in the position lower than radiator 9, and the 2a of crankshaft front end portion also can be exposed to its place ahead from the following side space 9a of radiator 9.Therefore, can not be subjected to radiator 9 to connect other to the 2a of crankshaft front end portion intrusively installs.
In the present embodiment, dispose vaporizer 12, fuel transfer pump 13, fuel oil filter 14 and governor controller lever 15 in the horizontal side of motor.Therefore, in the horizontal side of motor, these all can maintain, keep in repair, so can improve the operating efficiency of its maintenance, maintenance.

Claims (4)

1. motor with two-shaft balancing device, in crankcase (1), respectively trunnion shaft (3), (4) are configured in the left and right sides of bent axle (2), set up this one couple of balance (3), (4) abreast with bent axle (2), regularly transmission device (5) is configured in the front side of crankcase (1), make above-mentioned one couple of balance (3), (4) and bent axle (2) interlock by this timing transmission device (5), it is characterized in that:
Cover above-mentioned timing transmission device (5) from its front side with timing transmission case (6), make crankshaft front end portion (2a) reach regularly the place ahead of transmission case (6), front end at trunnion shaft (3) is provided with carry-out part (3a), the place ahead at this carry-out part (3a), engine oil pump (7) is installed in regularly in the transmission case (6), the input part (7a) of engine oil pump (7) releasably is connected on the above-mentioned carry-out part (3a);
Front end at another trunnion shaft (4) also is provided with carry-out part (4a).
2. the motor of the band two-shaft balancing device of putting down in writing as claim 1, it is characterized in that: in the place ahead of the carry-out part (4a) of above-mentioned another trunnion shaft (4), operation is removably mounted on regularly on the transmission case (6) with oil pump (8), on the carry-out part (4a) of this another trunnion shaft (4), connecting the input end (8a) that oil pump (8) is used in the operation that can separate freely.
3. the motor of the band two-shaft balancing device of putting down in writing as claim 2, it is characterized in that: engine oil pump (7) and operation are configured in than the low position of radiator (9) with oil pump (8), make engine oil pump (7) and operation can be exposed to its place ahead from the following side space (9a) of radiator (9) with oil pump (8).
4. the motor of the band two-shaft balancing device of putting down in writing as claim 3, it is characterized in that: the horizontal side at motor disposes vaporizer (12), fuel transfer pump (13), fuel oil filter (14) and governor controller lever (15).
CN96121725A 1996-04-09 1996-11-20 Engine with two-shaft balancing device Expired - Lifetime CN1081302C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP86356/96 1996-04-09
JP8086356A JPH09280318A (en) 1996-04-09 1996-04-09 Engine with bi-axial balancer

Publications (2)

Publication Number Publication Date
CN1162081A CN1162081A (en) 1997-10-15
CN1081302C true CN1081302C (en) 2002-03-20

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN96121725A Expired - Lifetime CN1081302C (en) 1996-04-09 1996-11-20 Engine with two-shaft balancing device

Country Status (3)

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JP (1) JPH09280318A (en)
KR (1) KR100378048B1 (en)
CN (1) CN1081302C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101382084B (en) * 2007-09-07 2010-12-08 本田技研工业株式会社 Power unit

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4072251B2 (en) * 1998-08-12 2008-04-09 本田技研工業株式会社 Engine balancer shaft support structure
JP3777369B2 (en) * 2003-07-14 2006-05-24 本田技研工業株式会社 Engine secondary balancer
CN107110292B (en) * 2014-11-11 2019-03-01 本田技研工业株式会社 The balancer device of internal combustion engine
CN104565196B (en) * 2015-01-16 2016-06-29 江苏常发农业装备股份有限公司 A kind of engine crankshaft balance shaft mechanism
CN104776157A (en) * 2015-03-27 2015-07-15 中国北方发动机研究所(天津) Driving structure of four cylinder engine balance shaft
CN105626771A (en) * 2015-11-04 2016-06-01 宁波吉利罗佑发动机零部件有限公司 Variable balance shaft system of engine

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4028963A (en) * 1974-07-16 1977-06-14 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Engine balancer
US4856486A (en) * 1987-05-15 1989-08-15 Honda Giken Kogyo Kabushiki Kaisha Internal combustion engine
US5363819A (en) * 1992-09-11 1994-11-15 Institut Francais Du Petrole Pneumatic-injection two-stroke engine with first order balancing of the reciprocating masses

Family Cites Families (8)

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Publication number Priority date Publication date Assignee Title
JPS6097623A (en) * 1983-11-02 1985-05-31 Hitachi Ltd Exposure device
JPS6138129A (en) * 1984-07-30 1986-02-24 Kawasaki Heavy Ind Ltd Power transmission device in engine
JPS6132513U (en) * 1984-07-30 1986-02-27 川崎重工業株式会社 Balancer and water pump mounting structure
JPH0314943A (en) * 1989-06-13 1991-01-23 Honda Motor Co Ltd Support structure for balancer shaft
JPH0791998B2 (en) * 1989-09-12 1995-10-09 株式会社クボタ Assembly device for fuel injection pump, oil filter, belt tension device in diesel engine
JPH04362336A (en) * 1991-06-07 1992-12-15 Kubota Corp Vibration reducing device for engine
JPH0783085A (en) * 1993-09-17 1995-03-28 Kubota Corp Engine with mechanical governor
JP2896840B2 (en) * 1993-12-28 1999-05-31 株式会社クボタ Engine with hydraulic pump for work

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4028963A (en) * 1974-07-16 1977-06-14 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Engine balancer
US4028963B1 (en) * 1974-07-16 1992-03-24 Mitsubishi Motors Corp
US4856486A (en) * 1987-05-15 1989-08-15 Honda Giken Kogyo Kabushiki Kaisha Internal combustion engine
US5363819A (en) * 1992-09-11 1994-11-15 Institut Francais Du Petrole Pneumatic-injection two-stroke engine with first order balancing of the reciprocating masses

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101382084B (en) * 2007-09-07 2010-12-08 本田技研工业株式会社 Power unit

Also Published As

Publication number Publication date
JPH09280318A (en) 1997-10-28
KR970070468A (en) 1997-11-07
CN1162081A (en) 1997-10-15
KR100378048B1 (en) 2003-07-22

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