CN108105366A - A kind of gearbox applied to high speed wheel type excavator - Google Patents
A kind of gearbox applied to high speed wheel type excavator Download PDFInfo
- Publication number
- CN108105366A CN108105366A CN201711421945.0A CN201711421945A CN108105366A CN 108105366 A CN108105366 A CN 108105366A CN 201711421945 A CN201711421945 A CN 201711421945A CN 108105366 A CN108105366 A CN 108105366A
- Authority
- CN
- China
- Prior art keywords
- oil
- input
- pass
- bearing
- gear
- 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
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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with 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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
-
- 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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/029—Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
-
- 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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/0421—Guidance of lubricant on or within the casing, e.g. shields or baffles for collecting lubricant, tubes, pipes, grooves, channels or the like
- F16H57/0424—Lubricant guiding means in the wall of or integrated with the casing, e.g. grooves, channels, holes
-
- 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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0434—Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure control
-
- 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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0457—Splash 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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02039—Gearboxes for particular applications
- F16H2057/02043—Gearboxes for particular applications for vehicle transmissions
- F16H2057/02056—Gearboxes for particular applications for vehicle transmissions for utility vehicles, e.g. tractors or agricultural machines
Abstract
A kind of gearbox applied to high speed wheel type excavator, it is made of the lubricating system in box part, input block, output block, preceding bridge component and box part, the input block is driven respectively by four hydraulic motors, the output and interruption that input block directly passes through fork controls power with output block by gear drive, preceding bridge component；The lubricating system is combined by forcedlubricating system and splash-lubricating system, the forcedlubricating system includes the internal oil channel set respectively on the babinet and case lid of box part, the internal oil channel connects external oil pump by threaded hole and is pumped into lubricating oil, bridge spring bearing, input and output spring bearing, shift fork sliding sleeve and point of mesh before the internal oil channel is respectively communicated with；The splash lubrication stirs oil, oil trap guiding including gear, and passes through the oilhole connection bearing opened up on spacer ring and lubricate bearing；It has the features such as simple in structure, to improve wheel digging highest gait of march, improve the transition efficiency that wheel is dug.
Description
Technical field
The present invention relates to a kind of gearboxes applied to high speed wheel type excavator, belong to power transmission technology field.
Background technology
Wheel excavator referred to as wheel is dug, and is gained the name due to it is using tire as walking manner.The advantage that wheel is dug is being capable of long distance
From quick transition, the speed of travel is faster, and efficiency is higher.By taking 20 tons of common wheels are dug as an example, highest speed of travel foreign countries are mostly
25~40km/h, that domestic is mostly 20~35km/h, and 20 tons of wheels of certain domestic manufacturer are dug can be up to 50 km/h（Following high speeds
State refers both to be more than 50km/h）.And one of key reason that the speed of travel of wheel digging and transition efficiency are further promoted is limited, it is
Existing wheel digs gearbox, and service life will greatly reduce at high speeds, and major embodiment is in the following areas：
1. lubricating system：Wheel digs gearbox mostly using splash lubrication now, can not meet fast state lower bearing, gear, shift fork
Wait the lubrication needs of vital parts.
2. noise：Existing wheel digs gearbox at high speeds, and gear Meshing stability is greatly reduced, and causes noise mistake
Greatly, user's operation is influenced.
3. sealing：Existing wheel digs gearbox mostly using conventional oil sealing, under fast state oil sealing linear velocity be up to 16m/s with
On, oil sealing service life greatly shortens.
The content of the invention
It is an object of the invention to overcome the shortcomings of the prior art, and provide it is a kind of simple in structure, it is easy to use, can
It leans on, wheel can be improved and dig highest gait of march, improve the transition efficiency that wheel is dug, greatly increase high-speed wheel and dig gearbox service life
Gearbox applied to high speed wheel type excavator.
The purpose of the present invention is by following technical solution to complete, a kind of speed change applied to high speed wheel type excavator
Case is made of the lubricating system in box part, input block, output block, preceding bridge component and box part, and described is defeated
Enter component to be driven respectively by four hydraulic motors, with output block directly by gear drive, preceding bridge component passes through input block
The output and interruption of fork controls power；The lubricating system is combined by forcedlubricating system and splash-lubricating system,
The forcedlubricating system includes the internal oil channel set respectively on the babinet and case lid of box part, which passes through spiral shell
Pit connects external oil pump and is pumped into lubricating oil, bridge spring bearing, input and output support before the internal oil channel is respectively communicated with
Bearing, shift fork sliding sleeve and point of mesh；
The splash lubrication stirs oil, oil trap guiding including gear, and passes through the oilhole connection bearing opened up on spacer ring and moisten
Plain besring.
As preferred：The input block is identical with the structure of output block, and the input block is by input shaft, defeated
Enter gear, spring bearing, end cap composition, the input shaft has internal spline and is connected with hydraulic motor；
The input gear is by the helical gear of displacement correction of the flank shape processing, is connected with input shaft by spline；The input
Gear is machined with positioning step on spoke, is supported on by axle sleeve 11 on input shaft, plays axial and radial positioning function.
As preferred：The input shaft is supported on by cylinder roller bearing and deep groove ball bearing in babinet, the circle
The interior outside of column roller bearing and deep groove ball bearing carries out axially position by circlip and end cap respectively, and passes through respectively
Spacer ring is adjusted；
One end of the input shaft is provided with dynamic labyrinth seal structure with hydraulic motor junction, it mainly by labyrinth seal,
Paraxial oil-recovery tank and distal shaft oil-recovery tank, the paraxial oil-recovery tank and distal shaft oil-recovery tank are respectively communicated with babinet.
It is contemplated that being optimized by many innovations, the speed of travel bottleneck that existing wheel is dug is broken through, wheel is made to dig highest
Gait of march can reach 70 km/h, greatly improve the transition efficiency that wheel is dug；Wherein, each vital part lubrication of the present invention is abundant,
Damage without exception；Stable transmission of the present invention, noise meet using standard, the sound without exception；Sealing effect of the present invention is good, and makes
It is met the requirements with the service life.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the present invention.
Fig. 2 is forcedlubricating system structure chart of the present invention.
Fig. 3 is splash-lubricating system structure chart of the present invention.
Fig. 4 is input block structure diagram of the present invention.
Fig. 5 is the dynamic seal structure schematic diagram in input block of the present invention.
Specific embodiment
Below in conjunction with attached drawing, the present invention will be described in detail：It is of the present invention a kind of applied to height shown in Fig. 1-3
The gearbox of fast wheel excavator, by box part I, input block II, output block III, preceding bridge component IV and box part
Lubricating system composition in I, the input block II are driven respectively by four hydraulic motors, input block II and output block
III output and interruption that fork controls power is directly passed through by gear drive, preceding bridge component IV；The lubricating system is by strong
Lubricating system and splash-lubricating system processed are combined into, and the forcedlubricating system includes setting on babinet 1 and case lid 2 respectively
The internal oil channel put, the internal oil channel connect external oil pump by threaded hole 3 and are pumped into lubricating oil, and the internal oil channel is respectively communicated with
Preceding bridge spring bearing, input and output spring bearing, shift fork sliding sleeve and point of mesh；As shown in Fig. 2, including entering as lubricating oil
Mouthful threaded hole 3, shift fork lubrication 27, steel pipe jumper connection 28 at gear oil spout point 26, two at many places bearing lubrication 25, two.
Shown in Fig. 3, the splash lubrication stirs oil including gear, oil trap 4 guides, and passes through the oil opened up on spacer ring 5
Hole connects bearing and carries out bearing lubrication 25.
Fig. 4, shown in 5, the input block II is identical with the structure of output block III, and the input block II is by defeated
Enter axis 6, input gear 8, spring bearing 12, end cap 18 to form, the input shaft 6 have internal spline 7 and with hydraulic motor phase
Even；
The input gear 8 is by the helical gear of displacement correction of the flank shape processing, is connected with input shaft 6 by spline 9；
The input gear 8 is machined with positioning step 10 on spoke, is supported on by axle sleeve 11 on input shaft 6, rises axial
With radial positioning function.
The input shaft 6 is supported on by cylinder roller bearing 12 and deep groove ball bearing 13 in babinet 1, the cylinder rolling
The interior outside of sub- bearing 12 and deep groove ball bearing 13 carries out axis by circlip 14,15,16,17 and end cap 18,19 respectively
To positioning, and it is adjusted respectively by spacer ring 20,21.
Shown in Fig. 5, one end and the hydraulic motor junction of the input shaft 6 are provided with dynamic labyrinth seal structure, it leads
To be divided by labyrinth seal 22, paraxial oil-recovery tank 23 and distal shaft oil-recovery tank 24, the paraxial oil-recovery tank 23 and distal shaft oil-recovery tank 24
It Lian Tong not babinet 1.
Embodiment：Fig. 2, shown in 3, lubricating system of the present invention is combined using forcedlubricating system and splash lubrication
Mode substitute traditional single splash lubrication.
The forcedlubricating system as shown in Figure 1, 2, does internal oil channel, from threaded hole 3 on babinet 1 and case lid 2 respectively
Place is pumped into lubricating oil, the key portion such as bridge spring bearing, input and output spring bearing, shift fork sliding sleeve and point of mesh before lubrication
Position, as shown in Figure 2.
The splash lubrication stirs oil by gear, and is guided and realized with oil trap 4, as shown in figure 3, being moistened by spacer ring 5
Plain besring.
Oilhole is provided on the spacer ring 5, there is throttling while bearing is lubricated, prevent that lubricating oil is excessive,
Pocketed oil phenomenon is generated, leads to not take away heat in time.
Fig. 4 is the input block II of the present invention, by parts groups such as input shaft 6, input gear 8, spring bearing 12, end caps 18
Into.The input shaft 6 has internal spline 7, is connected with hydraulic motor, realizes power input.
As shown in figure 4, the input gear 8 is by the helical gear of displacement correction of the flank shape processing, pass through spline with input shaft 6
9 connections.
The spline 9 uses loose fit, only serves and transfers torque.
The input gear 8 is machined with positioning step 10 on spoke, is supported on by axle sleeve 11 on input shaft 6, rises
Axial and radial positioning function.The structure effectively reduces the vibration during High Speed Gearing, using 11 shape of axle sleeve
Formula, convenient for safeguarding and rebuilding.
As shown in figure 5, the present invention bears radial support power, while increases depth by 12 supporting box 1 of cylinder roller bearing
Ditch ball bearing 13, with light axial power caused by resisting input shaft axial float.Cylinder roller bearing 12 and deep groove ball bearing 13
Axially position realized respectively by circlip 14,15,16,17 and end cap 18,19, and can by spacer ring 20,21 into
Row adjustment.
The sealing of the present invention is realized by labyrinth seal 22 and oil-recovery tank 23, oil-recovery tank 24.The labyrinth is close
Envelope 8 is as shown in figure 5, extra fluid is returned to by oil-recovery tank 23, oil-recovery tank 24 in babinet 2.
Output block III is same as above.
Claims (3)
1. a kind of gearbox applied to high speed wheel type excavator, by box part（Ⅰ）, input block（Ⅱ）, output block
（Ⅲ）, preceding bridge component（Ⅳ）And box part（Ⅰ）Interior lubricating system composition, the input block（Ⅱ）By four hydraulic pressure
Motor drives respectively, input block（Ⅱ）With output block（Ⅲ）Directly pass through gear drive, preceding bridge component（Ⅳ）Pass through shift fork
Control the output and interruption of power；It is characterized in that the lubricating system is combined by forcedlubricating system and splash-lubricating system
It forms, the forcedlubricating system is included respectively in babinet（1）And case lid（2）The internal oil channel of upper setting, the internal oil channel pass through
Threaded hole（3）It connects external oil pump and is pumped into lubricating oil, bridge spring bearing, input and output before the internal oil channel is respectively communicated with
Spring bearing, shift fork sliding sleeve and point of mesh；
The splash lubrication stirs oil, oil trap including gear（4）Guiding, and pass through spacer ring（5）On the oilhole connection shaft that opens up
It holds and lubricates bearing.
2. the gearbox according to claim 1 applied to high speed wheel type excavator, it is characterised in that the input unit
Part（Ⅱ）And output block（Ⅲ）Identical, the described input block of structure（Ⅱ）By input shaft（6）, input gear（8）, support
Bearing（12）, end cap（18）Composition, the input shaft（6）With internal spline（7）And it is connected with hydraulic motor；
The input gear（8）To pass through the helical gear of displacement correction of the flank shape processing, with input shaft（6）Pass through spline（9）Connection；Institute
The input gear stated（8）Positioning step is machined on spoke（10）, pass through axle sleeve（11）It is supported on input shaft（6）On, play axis
To with radial positioning function.
3. the gearbox according to claim 1 applied to high speed wheel type excavator, it is characterised in that the input shaft
（6）Pass through cylinder roller bearing（12）Babinet is supported on deep groove ball bearing (13)（1）It is interior, the cylinder roller bearing（12）With
Deep groove ball bearing（13）Interior outside pass through circlip respectively（14、15、16、17）And end cap（18、19）It is axial fixed to carry out
Position, and pass through spacer ring respectively（20、21）It is adjusted；
The input shaft（6）One end and hydraulic motor junction be provided with dynamic labyrinth seal structure, it is mainly close by labyrinth
Envelope（22）, paraxial oil-recovery tank（23）With distal shaft oil-recovery tank（24）, the paraxial oil-recovery tank（23）With distal shaft oil-recovery tank（24）Point
Babinet is not connected（1）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711421945.0A CN108105366A (en) | 2017-12-25 | 2017-12-25 | A kind of gearbox applied to high speed wheel type excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711421945.0A CN108105366A (en) | 2017-12-25 | 2017-12-25 | A kind of gearbox applied to high speed wheel type excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108105366A true CN108105366A (en) | 2018-06-01 |
Family
ID=62212879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711421945.0A Pending CN108105366A (en) | 2017-12-25 | 2017-12-25 | A kind of gearbox applied to high speed wheel type excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108105366A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE552446T1 (en) * | 2009-06-10 | 2012-04-15 | Siemens Ag | INDUSTRIAL TRANSMISSIONS |
| CN202209388U (en) * | 2011-09-01 | 2012-05-02 | 杭州前进齿轮箱集团股份有限公司 | Industrial transfer case |
| CN103644252A (en) * | 2013-09-02 | 2014-03-19 | 杭州前进齿轮箱集团股份有限公司 | Power converging speed reducing box |
| CN106402344A (en) * | 2016-09-27 | 2017-02-15 | 资阳中车传动有限公司 | Auxiliary transmission gear case of diesel-electric locomotive |
| CN206054694U (en) * | 2016-07-07 | 2017-03-29 | 杭州开兰重工机械有限公司 | A kind of gearbox lubrication device |
-
2017
- 2017-12-25 CN CN201711421945.0A patent/CN108105366A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE552446T1 (en) * | 2009-06-10 | 2012-04-15 | Siemens Ag | INDUSTRIAL TRANSMISSIONS |
| CN202209388U (en) * | 2011-09-01 | 2012-05-02 | 杭州前进齿轮箱集团股份有限公司 | Industrial transfer case |
| CN103644252A (en) * | 2013-09-02 | 2014-03-19 | 杭州前进齿轮箱集团股份有限公司 | Power converging speed reducing box |
| CN206054694U (en) * | 2016-07-07 | 2017-03-29 | 杭州开兰重工机械有限公司 | A kind of gearbox lubrication device |
| CN106402344A (en) * | 2016-09-27 | 2017-02-15 | 资阳中车传动有限公司 | Auxiliary transmission gear case of diesel-electric locomotive |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201753583U (en) | Hollow chuck-type power head | |
| CN101413578B (en) | Combined lubrication gear box | |
| CN205350304U (en) | Lubricating system of derailleur output shaft assembly | |
| CN102996749B (en) | Effective cooling system for limited slip differential assembly | |
| CN103643891A (en) | Large-torque combination screw drill | |
| JP4701587B2 (en) | Electric drive | |
| CN1178806C (en) | Gearing system for small sized vehicle | |
| CN104691612B (en) | A kind of electric hydraulic power-assisted steering pump assembly | |
| CN108412963A (en) | A kind of big torque actuated and high thrust load integrated device | |
| CN108105366A (en) | A kind of gearbox applied to high speed wheel type excavator | |
| CN107605695A (en) | A kind of two-wheel flute milling machine slush pump drive device | |
| CN107387584A (en) | A kind of truck drive shaft of self-lubricating | |
| CN208487182U (en) | Gearbox applied to high speed wheel type excavator | |
| CN208221475U (en) | The two-way main shaft buffer device of binary channels constructed using nitrogen gas spring | |
| CN207111873U (en) | Hydraulic machinery stepless speed change device mechanical gear box | |
| CN201896923U (en) | Hydraulic transmission gearbox for forklift truck | |
| CN206280440U (en) | Double motive power driving gear-boxes and freewheel clutch are integrated | |
| CN109538745A (en) | The connection spline lubricating structure of electric commercial vehicle motor and gearbox | |
| CN202327030U (en) | Two-stage reduction gearbox applied to agricultural irrigation driving equipment | |
| CN101975172B (en) | Planetary gear speed reduction diving through-flow pump | |
| CN113357343A (en) | Structure of generator shafting integrated in gear box | |
| CN106870232A (en) | Engine high pressure common rail pump drive mechanism | |
| CN1234958C (en) | Potential oil screw pump production system | |
| CN201293090Y (en) | Combination lubricating gear box | |
| CN209977200U (en) | Driven shaft of gearbox |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180601 |
|
| RJ01 | Rejection of invention patent application after publication |