CN207161656U - A kind of main reducer of middle axle assembly - Google Patents
A kind of main reducer of middle axle assembly Download PDFInfo
- Publication number
- CN207161656U CN207161656U CN201721026084.1U CN201721026084U CN207161656U CN 207161656 U CN207161656 U CN 207161656U CN 201721026084 U CN201721026084 U CN 201721026084U CN 207161656 U CN207161656 U CN 207161656U
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- China
- Prior art keywords
- control
- gear
- shaft
- wheel
- differential
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- 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.)
- Withdrawn - After Issue
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 239000007787 solid Substances 0.000 claims description 9
- 230000007704 transition Effects 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 241001589086 Bellapiscis medius Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
Abstract
The utility model proposes a kind of main reducer of middle axle assembly, including preceding power intake, mean differential, main reducing gear, medium bridge main speed reducer casing body, inter-wheel differential, left jack shaft, right jack shaft, preceding power intake are connected with mean differential, and its technological core, which improves, is：Crane span structure control, which is provided with, in the inside of mean differential slides device；Inter-wheel differential both sides are provided with the sliding assembly of left control, the sliding assembly of right control.The reasonable transmission for the rear output that the utility model passes through mean differential is set, reasonable distribution left and right driving power, and does not influence steering behaviour, the moment of torsion between jackshaft, back axle is distributed automatically on demand（The effect of device is slided in crane span structure control）, reach the sliding purpose of control；Reach moment of torsion between the wheel of jackshaft to distribute automatically on demand（The effect of the sliding assembly of control and the sliding assembly of right control）, reach the sliding purpose of control.
Description
Technical field
It the utility model is related to a kind of main reducer of middle axle assembly of automobile.
Background technology
Existing main reducer of middle axle of automobile assembly, including power intake, main reducing gear, medium bridge main speed reducer casing body,
Be provided with reducing gearbox body in the axle housing of driving jackshaft have it is main subtract device, an inter-wheel differential, a mean differential, moment of torsion is defeated
Enter axle drive main reducing gear, main reducing gear drive mean differential, a semiaxis of mean differential is defeated by output shaft by moment of torsion
Enter back axle, differential mechanism between another semiaxis driven wheel, moment of torsion is assigned into both sides jack shaft, drives left and right wheel.The decelerator is total
Distributed automatically on demand into the torsion that can not realize left and right wheel, it is impossible to reach purpose anti-skidding between taking turns, can not reach forward and backward
Moment of torsion between bridge distributes and controlled automatically on demand sliding purpose；In addition, moment of torsion is passed through output shaft by a semiaxis of mean differential
Back axle is inputted, output shaft will be staggeredly arranged with inter-wheel differential, and space arrangement size is big.
The content of the invention
In order that left and right wheel torsion distribution according to need, in, the moment of torsion between back axle distribute automatically on demand, reach control slide
Purpose, and overcome space arrangement size it is big the defects of, the utility model proposes a kind of main reducer of middle axle assembly.
Therefore, the technical solution of the utility model is：A kind of main reducer of middle axle assembly, including preceding power intake, bridge
Between differential mechanism, main reducing gear, medium bridge main speed reducer casing body, inter-wheel differential, left jack shaft, right jack shaft, preceding power is defeated
Enter end to be connected with mean differential, left jack shaft, right jack shaft are arranged in medium bridge main speed reducer casing body, left driving
Semiaxis, right jack shaft are fixedly connected with the left and right two bevel gears spline of inter-wheel differential respectively；
It is characterized in that：One of the mean differential solid semiaxis of output is connected with main reducing gear, main reducing gear with
The housing drive connection of inter-wheel differential；Another output hollow half axle of mean differential passes through drive bevel gear, two mistakes
Idle wheel is crossed to be connected with rear output shaft Bevel Gear Transmission, rear output shaft bevel gear rolling rolling support in medium bridge main speed reducer casing body,
Rear output shaft bevel gear rear axle power output end the most；Two transition idle wheels distinguish empty set in left jack shaft, right jack shaft
On；
Crane span structure control, which is provided with, in the inside of mean differential slides device；
The structure of device is slided in crane span structure control：Planet carrier is fixed with output hollow half axle, on planet carrier along the circumferential direction
Multiple double-deck stepped gears are uniformly set with by bearing pin, exports and the first control cunning bevel gear is set with solid semiaxis, the first control is slided
The solid Formation of Axle Shaft Spline of output of bevel gear rear end slidably connects slip cap, is set between slip cap and the sliding bevel gear rear end of the first control
There is unidirectional occlusion tooth, the rear end of slip cap is provided with back-moving spring, and the sliding bevel gear of the first control and the internal layer tooth of double-deck stepped gear are normal
Engagement；The second control is fixed with the cross axle of mean differential and slides bevel gear, the sliding bevel gear of the second control is outer with double-deck stepped gear
Layer tooth often engages；
By the unidirectional realization occlusion for being engaged tooth between slip cap and the sliding bevel gear of the first control or depart from, realize crane span structure control
It is sliding；
The both sides of inter-wheel differential are additionally provided with the sliding assembly of left control, the sliding assembly of right control, and the left sliding assembly of control and right control are sliding total
Into symmetrical configuration, include adjusting torsion driving gear, hollow shaft, cylinder, idle wheel and adjust torsion shaft gear, adjust torsion driving gear
It is fixedly connected with the housing of inter-wheel differential；Adjust the engagement of torsion driven gear to adjust torsion driving gear, adjust torsion driven gear with
The power intake of the hollow shaft is connected by spline and is integral, and cylinder is located at the outside of the hollow shaft；Hollow shaft with
End face corresponding to cylinder is provided with occlusion tooth, is correspondingly provided with occlusion tooth on the clutch end of cylinder, the idle wheel is set in
The clutch end of cylinder it is cylindrical on, engagement adjust torsion wheel axle gear；Adjust torsion shaft gear and the left half axle or right axle shaft
It is fixed with one with spline.
Beneficial effect：The reasonable transmission for the rear output that the utility model passes through mean differential is set, and reasonable distribution is left and right
Driving force, and steering behaviour is not influenceed, the moment of torsion between jackshaft, back axle is distributed automatically on demand, reach the sliding purpose of control；In
Reach moment of torsion between the wheel of bridge to distribute automatically on demand, reach the sliding purpose of control；And arrangement size in space of the present utility model is obvious
Reduce.
Brief description of the drawings
Fig. 1 is front view structure sectional view of the present utility model.
Shown in figure, 1, mean differential；2nd, main reducing gear；3rd, inter-wheel differential；4th, right jack shaft；5th, rear output shaft
Bevel gear；6th, left jack shaft；7th, transition idle wheel；8th, drive bevel gear；9th, preceding power intake；10th, medium bridge main speed reducer casing
Body；11st, the sliding assembly of left control；12nd, the sliding assembly of right control；13rd, device is slided in crane span structure control.
Embodiment
A kind of main reducer of middle axle assembly as shown in Figure 1, including preceding power intake 9, mean differential 1, main deceleration
Device 2, medium bridge main speed reducer casing body 10, inter-wheel differential 3, left jack shaft 6, right jack shaft 4, preceding power intake 9 and bridge
Between differential mechanism 1 be connected, left jack shaft 6, right jack shaft 4 are arranged in medium bridge main speed reducer casing body 10, left driving half
Axle 6, right jack shaft 4 are fixedly connected with the left and right two bevel gears spline of inter-wheel differential 3 respectively；One of mean differential 1
Export solid semiaxis to be connected with main reducing gear 2, the housing of main reducing gear 2 and inter-wheel differential 3 is connected；Differential between bridge
Another output hollow half axle of device 1 is connected by 8, two transition idle wheels 7 of drive bevel gear and the transmission of rear output shaft bevel gear 5
Connect, rear output shaft bevel gear 5 rolls rolling support on medium bridge main speed reducer casing body 10, the back axle the most of rear output shaft bevel gear 5
Clutch end；Two transition idle wheels 7 distinguish empty set on left jack shaft 6, right jack shaft 4；
Crane span structure control, which is provided with, in the inside of mean differential slides device 13；
The structure of device 13 is slided in crane span structure control：Planet carrier 13-1 is fixed with output hollow half axle, along circle on planet carrier
Circumferential direction is uniformly set with multiple double-deck stepped gear 13-2 by bearing pin, exports and the first control cunning bevel gear is set with solid semiaxis
13-3, the solid Formation of Axle Shaft Spline of output of the sliding bevel gear rear end of the first control slidably connect slip cap 13-4, slip cap 13-4 and the
Unidirectional occlusion tooth is provided between the sliding bevel gear 13-3 rear ends of one control, the rear end of slip cap is provided with back-moving spring 13-6, the first control
Sliding bevel gear 13-3 often engages with double-deck stepped gear 13-2 internal layer tooth；The second control is fixed with the cross axle of mean differential 1
Sliding bevel gear 13-5, the sliding bevel gear 13-5 of the second control often engage with double-deck stepped gear 13-2 outer layer tooth；Pass through slip cap and
The realization of unidirectional occlusion tooth is engaged or departed between the sliding bevel gear of one control, realizes that crane span structure control is slided；
It is additionally provided with the sliding assembly of left control, the sliding assembly of right control, the sliding assembly of the left control and the sliding assembly structure of right control are symmetrical, include
Adjust torsion driving gear, hollow shaft, cylinder, idle wheel and adjust torsion shaft gear, adjust the shell of torsion driving gear and inter-wheel differential
Body is fixedly connected；Adjust the engagement of torsion driven gear to adjust torsion driving gear, adjust torsion driven gear and the power of the hollow shaft
Input is connected by spline and is integral, and cylinder is located at the outside of the hollow shaft；Hollow shaft end face corresponding with cylinder is set
There is occlusion tooth, occlusion tooth is correspondingly provided with the clutch end of cylinder, the idle wheel is set in the clutch end of cylinder
It is cylindrical on, engagement adjust torsion wheel axle gear；Torsion shaft gear is adjusted to be fixed with one with the left half axle or right axle shaft with spline.
Assembly and the sliding assembly of right control, the left drive disclosed in the patent with Publication No. CN104786834A are slided in described left control
It is dynamic to adjust power twister and right driving to adjust the structure configuration of power twister identical, it is not described here in detail.
Claims (1)
1. a kind of main reducer of middle axle assembly, including preceding power intake, mean differential, main reducing gear, main reducer of middle axle
Housing, inter-wheel differential, left jack shaft, right jack shaft, preceding power intake are connected with mean differential, left driving
Semiaxis, right jack shaft are arranged in medium bridge main speed reducer casing body, left jack shaft, right jack shaft respectively with inter-wheel differential
Left and right two bevel gears spline be fixedly connected；
It is characterized in that：One solid semiaxis of output of mean differential is connected with main reducing gear, between main reducing gear and wheel
The housing drive connection of differential mechanism；Another output hollow half axle of mean differential is situated between by drive bevel gear, two transition
Wheel is connected with rear output shaft Bevel Gear Transmission, and rear output shaft bevel gear rolling rolling support is rear defeated in medium bridge main speed reducer casing body
Go out shaft bevel gears rear axle power output end the most；Two transition idle wheels distinguish empty set on left jack shaft, right jack shaft；
Crane span structure control, which is provided with, in the inside of mean differential slides device；
The structure of device is slided in crane span structure control：Planet carrier is fixed with output hollow half axle, it is along the circumferential direction uniform on planet carrier
Multiple double-deck stepped gears are set with by bearing pin, exports and the first control cunning bevel gear is set with solid semiaxis, the sliding cone tooth of the first control
The solid Formation of Axle Shaft Spline of output of wheel rear end slidably connects slip cap, is provided between slip cap and the sliding bevel gear rear end of the first control single
To occlusion tooth, the rear end of slip cap is provided with back-moving spring, and the sliding bevel gear of the first control often engages with the internal layer tooth of double-deck stepped gear；
The second control is fixed with the cross axle of mean differential and slides bevel gear, the sliding bevel gear of the second control and the outer layer tooth of double-deck stepped gear are normal
Engagement；
By the unidirectional realization occlusion for being engaged tooth between slip cap and the sliding bevel gear of the first control or depart from, realize that crane span structure control is slided；
The both sides of inter-wheel differential are additionally provided with the sliding assembly of left control, the sliding assembly of right control, the left sliding assembly of control and the sliding assembly knot of right control
Structure is symmetrical, includes adjusting torsion driving gear, hollow shaft, cylinder, idle wheel and adjusts torsion shaft gear, adjusts torsion driving gear and wheel
Between the housing of differential mechanism be fixedly connected；Adjust the engagement of torsion driven gear to adjust torsion driving gear, adjust torsion driven gear with it is described
The power intake of hollow shaft is connected by spline and is integral, and cylinder is located at the outside of the hollow shaft；Hollow shaft and cylinder
Corresponding end face is provided with occlusion tooth, is correspondingly provided with occlusion tooth on the clutch end of cylinder, the idle wheel is set in cylinder
Clutch end it is cylindrical on, engagement adjust torsion wheel axle gear；Torsion shaft gear is adjusted to be spent with the left half axle or right axle shaft
Key is fixed with one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721026084.1U CN207161656U (en) | 2017-08-16 | 2017-08-16 | A kind of main reducer of middle axle assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721026084.1U CN207161656U (en) | 2017-08-16 | 2017-08-16 | A kind of main reducer of middle axle assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207161656U true CN207161656U (en) | 2018-03-30 |
Family
ID=61717457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721026084.1U Withdrawn - After Issue CN207161656U (en) | 2017-08-16 | 2017-08-16 | A kind of main reducer of middle axle assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207161656U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109404507A (en) * | 2017-08-16 | 2019-03-01 | 十堰戎马汽车特种传动有限公司 | A kind of main reducer of middle axle assembly |
-
2017
- 2017-08-16 CN CN201721026084.1U patent/CN207161656U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109404507A (en) * | 2017-08-16 | 2019-03-01 | 十堰戎马汽车特种传动有限公司 | A kind of main reducer of middle axle assembly |
| CN109404507B (en) * | 2017-08-16 | 2024-04-16 | 十堰戎马汽车特种传动有限公司 | Main reducer assembly of intermediate axle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180330 Effective date of abandoning: 20240416 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180330 Effective date of abandoning: 20240416 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |