CN101963224B - Forced lubricating device for vehicle drive axle interaxial differential - Google Patents
Forced lubricating device for vehicle drive axle interaxial differential Download PDFInfo
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- CN101963224B CN101963224B CN 201010521919 CN201010521919A CN101963224B CN 101963224 B CN101963224 B CN 101963224B CN 201010521919 CN201010521919 CN 201010521919 CN 201010521919 A CN201010521919 A CN 201010521919A CN 101963224 B CN101963224 B CN 101963224B
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- oil pump
- drive axle
- interaxial differential
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Abstract
The invention relates to a forced lubricating device for a vehicle drive axle interaxial differential, belonging to a drive axle lubricating device. The device is characterized in that the left side shell wall of a cylindrical spiral gear shell of a vehicle drive axle is provided with a hole corresponding to the left end part of a driving bevel gear shaft and provided with a gear oil pump seat to mount a gear oil pump and ensure that a flat interface at the right end of the input shaft of the gear oil pump is correspondingly inserted into a straight flutes socket at the left end of the driving bevel gear shaft; the left side shell wall of the cylindrical spiral gear shell is internally provided with a main oil inlet channel, and the upper end port of the main oil inlet channel is communicated with an oil inlet of the gear oil pump, while the lower end port is communicated with a lower oil inlet pipe; the lower part of the left side shell wall of the cylindrical spiral gear shell is correspondingly provided with the lower oil inlet pipe which is provided with a filter net and straightly extends into an oil pond; the left side shell wall of the cylindrical spiral gear shell is also internally provided with a main oil outlet channel, and the upper end port of the main oil outlet channel is communicated with the interior of an interaxial differential, while the lower end port is communicated with an oil outlet of the gear oil pump; and the gear oil is conveyed into the interaxial differential through an oil channel. The device has the advantages of good lubrication and long service life.
Description
Technical field
The invention belongs to the automobile drive axle lubricating fitting, especially relate to a kind of lubricating fitting of automobile drive axle interaxial differential.
Background technique
in heavy truck, the lubricated gear splash lubrication that all adopts of general tandem axles interaxial differential assembly, the gear lubricant although annotated in the tandem axles interaxial differential, but this interaxial differential assembly is arranged in the top of vehicle bridge, the lubricant oil that splashes is difficult to arrive, add that the iron filings in lubricant oil directly do not enter pitch wheel through well filtering, very easily damage gear, when heavy truck runs on rugged road, interaxial differential is started working, due to insufficient lubrication, interaxial differential very easily weares and teares, ablation is even burnt to death, cause the interaxial differential assembly failure.
Summary of the invention
The purpose of this invention is to provide a kind of forced lubricating device for vehicle drive axle interaxial differential, effectively improve the lubricating condition of interaxial differential, reduce and prevent the wearing and tearing of planetary pinion, cross axle and bevel gear in differential mechanism, the phenomenon that ablation even bonds and burns to death, extend the working life of interaxial differential, reduce production costs.
the object of the present invention is achieved like this: a kind of forced lubricating device for vehicle drive axle interaxial differential, it is characterized in that on the left side shell wall of the cylindric spiral gear shell of automobile drive axle corresponding to the left end position perforate of driving tapered gear shaft and be provided with the gear oil pump seat of installation screw, on this gear oil pump seat with bolt and sealing gasket fixed installation gear oil pump and make the input shaft of this gear oil pump be live axle from the hole right stretch and the corresponding straight trough socket that inserts the driving tapered gear shaft left end of the flat interface of this input shaft right-hand member, the synchronous drive gear oil pump work along with the rotation of drive bevel gear, simultaneously offer main oil input channel in the shell wall of the left side of cylindric spiral gear shell, the upper end-hole of this main oil input channel (oil outlet) is connected with the filler opening of gear oil pump, the lower end mouth of this main oil input channel (filler opening) is connected with lower oil inlet pipe, in the bottom of the left side of cylindric spiral gear shell shell wall corresponding to the position perforate of oil sump and oil-feed base with screw is set, on this oil-feed base with the lower oil inlet pipe of bolt and sealing gasket fixed installation with filter screen, this time oil inlet pipe communicates with main oil input channel and directly puts in the oil sump of cylindric spiral gear shell intracavity bottom, rotation along with gear oil pump, lubricant oil is through filtering by the through gear oil pump of main oil input channel, in addition, also offer main oil road in the shell wall of the left side of cylindric spiral gear shell, the upper end-hole of this main oil road (oil outlet) and interaxial differential inside its lower end mouth (filler opening) that is connected is connected with the oil outlet of gear oil pump.
during work, the power of input drives initiatively cylindric spiral gear by the right bevel gear in interaxial differential, initiatively cylindric spiral gear drives idle pulley again, idle pulley drives passive cylindric spiral gear thereof again, passive cylindric spiral gear thereof and driving tapered gear shaft drive the driving tapered gear shaft rotation by spline joint, thereby driven gear oil pump pump is oily, gear oil is successively by lower oil inlet pipe, main oil input channel and main oil road are sent in interaxial differential, make interaxial differential obtain good lubricating, simultaneously, during lubricant oil process filter screen, filter out iron filings wherein, the damage of minimizing to gear, extend the working life of interaxial differential, reduced cost of production.
Forced lubricating device for vehicle drive axle interaxial differential proposed by the invention is rational in infrastructure, and is safe and reliable, makes interaxial differential obtain good lubricating, and reduces planetary damage, extends the working life of interaxial differential, reduced cost of production.
Now in conjunction with the accompanying drawings and embodiments forced lubricating device for vehicle drive axle interaxial differential proposed by the invention is described further.
Description of drawings
Fig. 1 is the main cross-sectional schematic of forced lubricating device for vehicle drive axle interaxial differential proposed by the invention.
Fig. 2 is part 6 in Fig. 1: schematic diagram is looked on the left side of cylindric spiral gear shell.
In Fig. 1, Fig. 2:
1, gear oil pump 2, gear oil pump seat 3, oil-feed base 4, lower oil inlet pipe 5, main oil input channel 6, cylindric spiral gear shell 7, driving tapered gear shaft 8, passive cylindric spiral gear thereof 9, interaxial differential 10, right bevel gear 11, active cylindric spiral gear 12, main oil road
Embodiment
by Fig. 1, can find out in Fig. 2: a kind of forced lubricating device for vehicle drive axle interaxial differential, it is characterized in that on the left side shell wall of the cylindric spiral gear shell 6 of automobile drive axle corresponding to the left end position perforate of driving tapered gear shaft 7 and be provided with the gear oil pump seat 2 of installation screw, on this gear oil pump seat 2 with bolt and sealing gasket fixed installation gear oil pump 1 and make the input shaft of this gear oil pump 1 be live axle from the hole right stretch and the corresponding straight trough socket that inserts driving tapered gear shaft 7 left ends of the flat interface of this input shaft right-hand member, synchronous drive gear oil pump 1 work along with the rotation of drive bevel gear, offer simultaneously main oil input channel 5 in the shell wall of the left side of cylindric spiral gear shell 6, the upper end-hole of this main oil input channel 5 (oil outlet) is connected with the filler opening of gear oil pump 1, the lower end mouth of this main oil input channel 5 (filler opening) is connected with lower oil inlet pipe 4, in the bottom of the left side of cylindric spiral gear shell 6 shell wall corresponding to the position perforate of oil sump and oil-feed base 3 with screw is set, on this oil-feed base 3 with the lower oil inlet pipe 4 of bolt and sealing gasket fixed installation with filter screen, this time oil inlet pipe 4 communicates with main oil input channel 5 and directly puts in the oil sump of cylindric spiral gear shell 6 intracavity bottoms, rotation along with gear oil pump 1, lubricant oil is through filtering by the through gear oil pump 1 of main oil input channel 5, in addition, also offer main oil road 12 in the shell wall of the left side of cylindric spiral gear shell 6, the upper end-hole of this main oil road 12 (oil outlet) and interaxial differential 9 inside its lower end mouth (filler opening) that is connected is connected with the oil outlet of gear oil pump 1.during work, the power of input drives initiatively cylindric spiral gear 11 by the right bevel gear 10 in interaxial differential 9, initiatively cylindric spiral gear 11 drives idle pulley again, idle pulley drives passive cylindric spiral gear thereof 8 again, passive cylindric spiral gear thereof 8 and driving tapered gear shaft 7 drive driving tapered gear shaft 7 rotations by spline joint, thereby driven gear oil pump 1 pump oil, gear oil is successively by lower oil inlet pipe 4 like this, main oil input channel 5 and main oil road 12 are sent to (arrow that lubricant oil flows in Fig. 2 shows) in interaxial differential 9, make interaxial differential 9 obtain good lubricating, simultaneously, during lubricant oil process filter screen, filter out iron filings wherein, the damage of minimizing to gear, extend the working life of interaxial differential 9, reduced cost of production.
Claims (1)
1. forced lubricating device for vehicle drive axle interaxial differential, it is characterized in that on the left side shell wall of the cylindric spiral gear shell (6) of automobile drive axle corresponding to the left end position perforate of driving tapered gear shaft (7) and be provided with the gear oil pump seat (2) of installation screw, this gear oil pump seat (2) upper with bolt and sealing gasket fixed installation gear oil pump (1) and the input shaft that makes this gear oil pump (1) from the hole right stretch and the straight trough socket of the corresponding insertion of flat interface driving tapered gear shaft (7) left end of this input shaft right-hand member, offer simultaneously main oil input channel (5) in the left side shell wall of cylindric spiral gear shell (6), the filler opening of the upper end-hole of this main oil input channel (5) and gear oil pump (1) is connected, the lower end mouth of this main oil input channel (5) and lower oil inlet pipe (4) are connected, in the bottom of the left side shell wall of cylindric spiral gear shell (6) corresponding to the position perforate of oil sump and oil-feed base (3) with screw is set, fixedly mount lower oil inlet pipe (4) with filter screen with bolt and sealing gasket this oil-feed base (3) is upper, this time oil inlet pipe (4) communicates with main oil input channel (5) and directly puts in the oil sump of cylindric spiral gear shell (6) intracavity bottom, also offer main oil road (12) in the left side shell wall of cylindric spiral gear shell (6), the upper end-hole of this main oil road (12) and interaxial differential (9) inside its lower end mouth that is connected is connected with the oil outlet of gear oil pump (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010521919 CN101963224B (en) | 2010-10-26 | 2010-10-26 | Forced lubricating device for vehicle drive axle interaxial differential |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010521919 CN101963224B (en) | 2010-10-26 | 2010-10-26 | Forced lubricating device for vehicle drive axle interaxial differential |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101963224A CN101963224A (en) | 2011-02-02 |
| CN101963224B true CN101963224B (en) | 2013-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010521919 Active CN101963224B (en) | 2010-10-26 | 2010-10-26 | Forced lubricating device for vehicle drive axle interaxial differential |
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| Country | Link |
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| CN (1) | CN101963224B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102312995B (en) * | 2011-08-17 | 2012-12-05 | 湖南中联重科车桥有限公司 | Interaxial differential lubricating structure of through type drive axle and vehicle |
| CN104400138B (en) * | 2014-10-21 | 2016-08-31 | 中山迈雷特智能装备有限公司 | A kind of helical gear organisation of working that can be lubricated oil renewal |
| CN104842973A (en) * | 2015-05-08 | 2015-08-19 | 山东蓬翔汽车有限公司 | Hydraulic retarder for heavy truck axle |
| CN114483906A (en) * | 2020-11-12 | 2022-05-13 | 陕西汉德车桥有限公司 | Integrated form main reducer structure |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0731291A2 (en) * | 1995-03-06 | 1996-09-11 | Toyota Jidosha Kabushiki Kaisha | Vehicle power transmission having fluid-tight enclosure accomodating lubricating points and storing lubricating oil delivered from mechanical oil pump |
| FR2866684A1 (en) * | 2004-02-24 | 2005-08-26 | Renault Vehicules Ind | Drive shafts guiding and engine torque distributing assembly for motorized vehicle e.g. truck, has oil filter connected at level of outer side of front plate that closes front opening of differential support |
| CN101749528A (en) * | 2008-12-09 | 2010-06-23 | 沈阳矿山机械有限公司 | Built-in forced lubricating system of rocker arm of coal mining machine |
| CN201818772U (en) * | 2010-10-26 | 2011-05-04 | 安徽福马车桥有限公司 | Forcible lubricating device for interaxial differential of automotive driving axle |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0670458B2 (en) * | 1985-09-04 | 1994-09-07 | トヨタ自動車株式会社 | Lubrication device for four-wheel drive transfer |
-
2010
- 2010-10-26 CN CN 201010521919 patent/CN101963224B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0731291A2 (en) * | 1995-03-06 | 1996-09-11 | Toyota Jidosha Kabushiki Kaisha | Vehicle power transmission having fluid-tight enclosure accomodating lubricating points and storing lubricating oil delivered from mechanical oil pump |
| FR2866684A1 (en) * | 2004-02-24 | 2005-08-26 | Renault Vehicules Ind | Drive shafts guiding and engine torque distributing assembly for motorized vehicle e.g. truck, has oil filter connected at level of outer side of front plate that closes front opening of differential support |
| CN101749528A (en) * | 2008-12-09 | 2010-06-23 | 沈阳矿山机械有限公司 | Built-in forced lubricating system of rocker arm of coal mining machine |
| CN201818772U (en) * | 2010-10-26 | 2011-05-04 | 安徽福马车桥有限公司 | Forcible lubricating device for interaxial differential of automotive driving axle |
Non-Patent Citations (1)
| Title |
|---|
| JP昭62-56665A 1987.03.12 |
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| CN101963224A (en) | 2011-02-02 |
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Effective date of registration: 20200515 Address after: 243061 Ma'anshan economic and Technological Development Zone, Anhui Patentee after: ANHUI HUALING AUTOMOBILE Co.,Ltd. Address before: 243061 Anhui city of Ma'anshan Province Economic and Technological Development Zone West Road No. 359 3 Patentee before: ANHUI FUMA AXLE Co.,Ltd. |