CN109084013A - A kind of transmission lubrication system structure and its application method - Google Patents

A kind of transmission lubrication system structure and its application method Download PDF

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Publication number
CN109084013A
CN109084013A CN201811158097.3A CN201811158097A CN109084013A CN 109084013 A CN109084013 A CN 109084013A CN 201811158097 A CN201811158097 A CN 201811158097A CN 109084013 A CN109084013 A CN 109084013A
Authority
CN
China
Prior art keywords
oil
shift fork
fork axle
oil pipe
speed changer
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
CN201811158097.3A
Other languages
Chinese (zh)
Inventor
孙春艳
许先哲
任耀东
马凯
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.)
Shaanxi Fast Gear Co Ltd
Original Assignee
Shaanxi Fast Gear 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 Shaanxi Fast Gear Co Ltd filed Critical Shaanxi Fast Gear Co Ltd
Priority to CN201811158097.3A priority Critical patent/CN109084013A/en
Publication of CN109084013A publication Critical patent/CN109084013A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/04Features relating to lubrication or cooling or heating
    • F16H57/042Guidance of lubricant
    • F16H57/0421Guidance of lubricant on or within the casing, e.g. shields or baffles for collecting lubricant, tubes, pipes, grooves, channels or the like
    • F16H57/0423Lubricant guiding means mounted or supported on the casing, e.g. shields or baffles for collecting lubricant, tubes or pipes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/04Features relating to lubrication or cooling or heating
    • F16H57/042Guidance of lubricant
    • F16H57/0432Lubricant guiding means on or inside shift rods or shift forks
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/04Features relating to lubrication or cooling or heating
    • F16H57/0434Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure control
    • F16H57/0436Pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/04Features relating to lubrication or cooling or heating
    • F16H57/0457Splash lubrication

Abstract

The present invention relates to the lubricating area of transmission for vehicles, in particular to a kind of transmission lubrication system structure.The invention discloses a kind of transmission lubrication system structure and its application methods, transmission lubrication system structure includes oil pumping device, oil pipe, shift fork axle, the shift fork axle is hollow shaft, and several oil grooves for leading to axle center are offered in shift fork axle, are connected between the shift fork axle and oil pumping device output end by oil pipe.The present invention utilizes the oil pumping device for being mounted on speed changer bottom, the lubricating oil of speed changer bottom is pumped into inside hollow shift fork axle by oil pipe, several and gear face oil groove is offered close to the side of gear in shift fork axle, and then lubricating oil is ejected on each gear and main friction pair from oil groove, it can guarantee comprehensive lubrication of speed changer, even if speed changer is under severe operating conditions, the lubrication needs of speed changer also may be implemented.

Description

A kind of transmission lubrication system structure and its application method
Technical field
The present invention relates to the lubricating area of transmission for vehicles, in particular to a kind of transmission lubrication system structure and its use Method.
Background technique
Transmission internal gear needs the lubrication of lubricating oil just to can guarantee the efficient, low of power transmitting when transmitting power It makes an uproar and persistently.Currently, traditional speed changer lubricating system has splashing to lubricate, i.e., quantitative speed changer is injected in speed changer bottom and used The lubricating oil of speed changer bottom, with the rotation of gear, can be spilt and be atomised to when speed changer is in running order by lubricating oil Self-lubricate is formed in other friction pairs, but in certain bad working environments, this splashing lubricating system can not be able to satisfy speed changer Lubrication need;Or some lubrication spray bars are added in transmission internal, spray bar, which is lubricated, in specific position opens up jet, To spray the mesh tooth face of lubricating oil to gear, but gearbox itself is compact-sized, space is limited, some small-sized speed changes Device even installs lubrication spray bar additional without enough spaces at all, even if lubricating spray bar by this add in gearbox Mode solves the lubrication problem of speed changer, it is also necessary to must increase the volume of gearbox to install lubrication spray bar, not meet The design requirement of gearbox miniaturization and lightness.
Summary of the invention
The technical problem to be solved in the present invention is that provide it is a kind of while can bring more preferable lubricant effect to speed changer also The transmission lubrication system structure of speed change box space can be saved, guarantees the comprehensive lubrication needs for meeting speed changer, saves simultaneously Speed change box space realizes gearbox miniaturization and lightness.
In order to solve the above technical problems, the present invention is achieved through the following technical solutions:
A kind of transmission lubrication system structure, including oil pumping device and oil pipe, one end of the oil pipe with have cavity knot One end of the shift fork axle of structure is connected to, and the other end of oil pipe is connected to the output end of oil pumping device, if offering in the shift fork axle The dry oil groove being connected to cavity.
Further, the oil groove is provided with the side in shift fork axle close to gear, and immediately below oil groove and shift fork axle Gear corresponds.
Further, the shift fork axle offers cylindrical hole centered on its axis.
Further, the shift fork axle includes main tank shift fork axle and odd-side shift fork axle, main tank shift fork axle described at least one Be connected between the output end of oil pumping device by oil pipe, the output end of odd-side shift fork axle and oil pumping device described at least one it Between pass through oil pipe be connected to.
Further, the oil pumping device is fixedly connected with speed changer bottom shell inner wall.
Further, the oil pipe is solid pipe.
Further, the oil pipe is close to the setting of case of transmission inner wall.
Further, several branches are branched out from the main line of the oil pipe, the one end on the main line of the oil pipe with it is several Road connection, the other end on the main line of the oil pipe is connected to the output end of oil pumping device, several branches of the oil pipe it is another End is connected to shift fork axle respectively.
A kind of application method of transmission lubrication system structure is the oil pumping device for being mounted on speed changer bottom shell inner wall The lubricating oil of speed changer bottom is pumped into inside main tank shift fork axle and odd-side shift fork axle by oil pipe, lubricating oil is dialled by main tank The oil groove opened up on fork shaft and odd-side shift fork axle is ejected on the gear and friction pair of oil groove face.
Further, the oil pipe is close to the setting of case of transmission inner wall.
Compared with prior art, the invention has the following advantages:
The present invention is pumped using the oil pumping device for being mounted on speed changer bottom, by the lubricating oil of speed changer bottom by oil pipe To inside the cavity of shift fork axle, if offering dry sump close to the side of gear in shift fork axle, oil groove is connected to shift fork axle cavity, Each oil groove positions are answered with the gear mesh immediately below it, so by lubricating oil from oil groove be ejected into oil groove below face it is each On a gear and main friction pair.The present invention opens up several and bottom cog face oil groove in shift fork axle, can will moisten Lubricating oil is ejected into each gear and main friction pairs, it is ensured that comprehensive lubrication of speed changer, even if speed changer is severe Operating condition under, the lubrication needs of speed changer also may be implemented;Meanwhile oil pipe being directly connected to the shift fork axle for opening up oil groove On, the space of gearbox is effectively saved, the design requirement of gearbox lightness and miniaturization is met.
Further, the present invention offers cylindrical hole in shift fork axle centered on its axis, and such benefit is Through-hole is opened up centered on axis, can both guarantee the uniform force of shift fork axle, and through-hole again can be by the impurity in lubricating oil Discharge prevents from blocking the oilhole of shift fork axle, even if there is impurity to block the oilhole of shift fork axle, also facilitates and remove tamper.
Further, oil pipe of the invention can be with more main tank shift fork axles and odd-side shift fork axis connection, thus can root According to different speed changers to the different demands of degree of lubrication, oil pipe and main tank shift fork axle and odd-side shift fork axle can be increased or decreased Quantity is connected, both can guarantee the lubrication needs for meeting speed changer, for not needing the component of lubrication, and is avoided that unnecessary profit It is sliding, lubricating oil is saved, speed changer space is saved.
Further, the oil groove in shift fork axle of the present invention is provided with the side close to gear, and with the tooth below shift fork axle Face setting is taken turns, lubricating oil may be implemented, the accurate injection of transmission gear is lubricated.
Further, oil pipe of the invention is solid pipe, and convenient for the location and installation inside gearbox, oil pipe is close to speed changer Inner walls setting, saves the inner space of speed changer, meets the design requirement of gearbox lightness and miniaturization.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of transmission lubrication system of the present invention;
Fig. 2 is the cross-sectional view of shift fork axle in axial direction.
Wherein: 1, shift fork axle;101, main tank shift fork axle;102, odd-side shift fork axle;2, odd-side shift fork axle;3, oil pipe;4, it pumps Oily device;5, oil groove.
Specific embodiment
In the following with reference to the drawings and specific embodiments, invention is further described in detail:
As depicted in figs. 1 and 2, a kind of transmission lubrication system structure, including oil pumping device 4, oil pipe 3, one end of oil pipe 3 Connect with the output end of oil pumping device 4, the other end with it is internal be that the shift fork axle 1 of cavity structure is connect, i.e. oil pipe 3 is by shift fork axle 1 It is connected to oil pumping device 4, circulation of the lubricating oil in gearbox thus may be implemented.Because lubricating oil is in the bottom of speed changer, So oil pumping device 4 to be mounted on to the bottom shell inner wall of speed changer, for pumping lubricating oil to lubricating system.Preferably, it dials The internal cavities of fork shaft 1 open up cylindrical through-hole, through-hole aperture size along the axis direction of shift fork axle 1 using axle center as the center of circle Match with the caliber of oil pipe 3, oil pipe 3 usually selects metal tube, and oil pipe 3 is close to the setting of case of transmission inner wall, according to speed change One end of oil pipe 3 can be inserted into the through-hole of shift fork axle 1 in this way, and then oil pumping device 4 is pumped by device internal structure bending and molding The lubricating oil sent is transported to the inside of shift fork axle 1 by oil pipe 3;If in addition, the side in shift fork axle 1 close to gear offers Dry sump 5, and oil groove 5 is opened up in the position with gear face, it is such be provided be conducive to by the lubricating oil inside shift fork axle 1 from It after oil groove 5 ejects, can guarantee that lubricating oil is ejected into each gear and main friction pairs, realize to the complete of speed changer Face lubrication.
Because speed changer has more shift fork axles 1, including main tank shift fork axle 101 and odd-side shift fork axle 102, different speed changers The quantity of shift fork axle 1 is also different, and different speed changers also has nothing in common with each other to the actual demand of lubrication.Oil pipe 3 is from oil pumping device 4 Output end is a main line connection, and when close to shift fork axle 1, the main line of oil pipe 3 is just branched into and the comparable branch of 1 quantity of shift fork axle Road binders pipe, a branch oil pipe are correspondingly connected with a shift fork axle 1.Therefore, according to the practical lubrication needs of speed changer, Ke Yixuan The connecting oil pipe 3 with corresponding main tank shift fork axle 101 and odd-side shift fork axle 102 of selecting property, in this way can be targetedly to change Fast device needs the position lubricated to be lubricated comprehensively.
In conclusion a kind of application method of the invention are as follows: the oil pumping device 4 for being mounted on speed changer bottom shell inner wall will The lubricating oil of speed changer bottom is pumped into inside main tank shift fork axle 101 and odd-side shift fork axle 102 by oil pipe 3, and lubricating oil passes through The oil groove 5 opened up in main tank shift fork axle 101 and odd-side shift fork axle 102 is ejected on the gear and friction pair of 5 face of oil groove.

Claims (10)

1. a kind of transmission lubrication system structure, it is characterised in that: including oil pumping device (4) and oil pipe (3), the oil pipe (3) One end be connected to one end of shift fork axle (1) with cavity structure, the other end of oil pipe (3) and the output of oil pumping device (4) End is connected to, and offers several oil grooves (5) being connected to cavity on the shift fork axle (1).
2. a kind of transmission lubrication system structure according to claim 1, it is characterised in that: the oil groove (5) is provided with Close to the side of gear in shift fork axle (1), and the gear immediately below oil groove (5) and shift fork axle (1) corresponds.
3. a kind of transmission lubrication system structure according to claim 1, it is characterised in that: the shift fork axle (1) is with it Cylindrical hole is offered centered on axis.
4. a kind of transmission lubrication system structure according to claim 1, it is characterised in that: the shift fork axle (1) includes Main tank shift fork axle (101) and odd-side shift fork axle (102), main tank shift fork axle (101) described at least one are defeated with oil pumping device (4) It is connected between outlet by oil pipe (3), described at least one between odd-side shift fork axle (102) and the output end of oil pumping device (4) It is connected to by oil pipe (3).
5. a kind of transmission lubrication system structure according to claim 1, it is characterised in that: the oil pumping device (4) with Speed changer bottom shell inner wall is fixedly connected.
6. a kind of transmission lubrication system structure according to claim 1, it is characterised in that: the oil pipe (3) is solid Pipe.
7. a kind of transmission lubrication system structure according to claim 6, it is characterised in that: the oil pipe (3) is close to become Fast device inner walls setting.
8. a kind of transmission lubrication system structure according to claim 1, it is characterised in that: from the dry of the oil pipe (3) Road branches out several branches, and the one end on the main line of the oil pipe (3) is connected to several branches, the main line of the oil pipe (3) it is another One end is connected to the output end of oil pumping device (4), and the other end of several branches of the oil pipe (3) connects with shift fork axle (1) respectively It is logical.
9. a kind of application method of transmission lubrication system structure, feature described in any one exist according to claim 1~8 In: the lubricating oil of speed changer bottom is pumped by the oil pumping device (4) for being mounted on speed changer bottom shell inner wall by oil pipe (3) Main tank shift fork axle (101) and odd-side shift fork axle (102) are internal, and lubricating oil passes through main tank shift fork axle (101) and odd-side shift fork axle (102) oil groove (5) opened up on is ejected on the gear and friction pair of oil groove (5) face.
10. a kind of application method of transmission lubrication system structure, feature according to claim 9 any one exist In: the oil pipe (3) are close to the setting of case of transmission inner wall.
CN201811158097.3A 2018-09-30 2018-09-30 A kind of transmission lubrication system structure and its application method Pending CN109084013A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811158097.3A CN109084013A (en) 2018-09-30 2018-09-30 A kind of transmission lubrication system structure and its application method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811158097.3A CN109084013A (en) 2018-09-30 2018-09-30 A kind of transmission lubrication system structure and its application method

Publications (1)

Publication Number Publication Date
CN109084013A true CN109084013A (en) 2018-12-25

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Application Number Title Priority Date Filing Date
CN201811158097.3A Pending CN109084013A (en) 2018-09-30 2018-09-30 A kind of transmission lubrication system structure and its application method

Country Status (1)

Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112161040A (en) * 2020-09-03 2021-01-01 珠海格力电器股份有限公司 Lubricating system of transmission, transmission and vehicle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112161040A (en) * 2020-09-03 2021-01-01 珠海格力电器股份有限公司 Lubricating system of transmission, transmission and vehicle

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