CN203594750U - Tractor gearbox with lateral transmission box - Google Patents

Tractor gearbox with lateral transmission box Download PDF

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Publication number
CN203594750U
CN203594750U CN201320691872.8U CN201320691872U CN203594750U CN 203594750 U CN203594750 U CN 203594750U CN 201320691872 U CN201320691872 U CN 201320691872U CN 203594750 U CN203594750 U CN 203594750U
Authority
CN
China
Prior art keywords
shaft
gear
main shaft
countershaft
pinion
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.)
Withdrawn - After Issue
Application number
CN201320691872.8U
Other languages
Chinese (zh)
Inventor
张兴江
方卫山
师发辉
牛宪伟
王国忠
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.)
TONGHAI HONGXING INDUSTRY TRADE Co Ltd
Original Assignee
TONGHAI HONGXING INDUSTRY TRADE 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 TONGHAI HONGXING INDUSTRY TRADE Co Ltd filed Critical TONGHAI HONGXING INDUSTRY TRADE Co Ltd
Priority to CN201320691872.8U priority Critical patent/CN203594750U/en
Application granted granted Critical
Publication of CN203594750U publication Critical patent/CN203594750U/en
Anticipated expiration legal-status Critical
Withdrawn - After Issue legal-status Critical Current

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Abstract

Disclosed is a tractor gearbox with a lateral transmission box. A main shaft, a middle shaft and a secondary shaft installed in a box body of the gearbox are all spline shafts, a chain gear, a main shaft gear-shifting gear and a main shaft gear are installed on the main shaft, the middle shaft is provided with a middle shaft gear and a middle shaft gear-shifting gear, the secondary shaft is provided with a secondary shaft gear-shifting gear and a secondary shaft output gear, the lateral transmission box is installed at the outer side of the box body, one end of the main shaft, one end of the middle shaft and one end of the secondary shaft respectively extend into the lateral transmission box, a main shaft secondary gear, a middle shaft secondary gear and a secondary shaft secondary gear are installed on shaft heads respectively, the secondary shaft secondary gear is fixed to the secondary shaft and simultaneously rotates along with the secondary shaft output gear, the secondary shaft secondary gear drives the main shaft secondary gear, the main shaft secondary gear drives the middle shaft secondary gear, and the middle shaft secondary gear generates a second power output source. According to the technical scheme, the gearbox is additionally provided with the second power output source, the whole box body uses existing parts, and the tractor gearbox with the lateral transmission box has the advantage of being compact in design.

Description

With the gear box of tractor of side transmission case
Technical field
The utility model belongs to gear box of tractor technical field, relates to the gear box of tractor with side transmission case on a kind of hand tractor and variant motor truck thereof.
Background technique
In prior art, the direction control of Dongfeng 12 model walking tractor is handrail manipulation, the variant motor truck of Dongfeng 12 model walking tractor is steering wheel manipulation, the main shaft of installing in the gear box of Dongfeng 12 model walking tractor and variant motor truck thereof, jack shaft and countershaft are splined shaft, the two ends of three axles are arranged in the bearing of wall box, main shaft is provided with sprocket wheel, main shaft shifting gear and master gear, between sprocket wheel and main shaft, movable spacing sleeve is housed, countershaft-gear and jack shaft shifting gear are installed on jack shaft, countershaft shifting gear and countershaft output gear are installed on countershaft.
This gearbox, only from countershaft output gear one end to front-wheel outputting power, drives front-wheel to rotate, and when needs gearbox is to front-wheel and trailing wheel outputting power simultaneously, while realizing four-wheel drive, this gearbox can not adapt to.
Summary of the invention
The utility model is in prior art, the gearbox of Dongfeng 12 model walking tractor and variant motor truck thereof only can provide power to front-wheel, can not adapt to the problem that tractor front and back wheels drives requirement simultaneously, a kind of gear box of tractor with side transmission case is provided, the main shaft of installing in the gear box of this device, jack shaft and countershaft are splined shaft, the two ends of three axles are arranged in the bearing of wall box, sprocket wheel is installed on main shaft, main shaft shifting gear and master gear, between sprocket wheel and main shaft, movable spacing sleeve is housed, countershaft-gear and jack shaft shifting gear are installed on jack shaft, countershaft shifting gear and countershaft output gear are installed on countershaft, at the outer side surface of casing, side transmission case is installed, main shaft, one end of jack shaft and countershaft is stretched into respectively in side transmission case, on spindle nose, be separately installed with main shaft pinion, jack shaft pinion and countershaft pinion, countershaft pinion is fixed in the spline of countershaft, between main shaft pinion and main shaft, sliding sleeve is installed, between jack shaft pinion and jack shaft, sliding sleeve is installed, countershaft pinion engages with main shaft pinion, main shaft pinion engages with jack shaft pinion, jack shaft pinion is the rear-wheels power output gear of side transmission case.
Adopt technique scheme, increase a side transmission case design in the side of gearbox, countershaft is extended, countershaft pinion is installed on its termination, by countershaft pinion drive main spindle pinion, main shaft pinion drives jack shaft pinion, by jack shaft pinion to trailing wheel outputting power, driving trailing wheel rotates, and realizes the function of Dongfeng 12 model walking tractor and variant motor truck four-wheel drive thereof.
The technical program designs side transmission case in gearbox side, makes full use of existing component on gearbox, has compact structure, little, the lightweight advantage of volume.
As a kind of optimal technical scheme of the present utility model, on the outer side wall of side transmission case, outer wall bearing can be installed, the termination of main shaft, jack shaft and countershaft is arranged in outer wall bearing through after side gearbox inner cavity respectively.
As another kind of optimal technical scheme of the present utility model, main shaft and jack shaft can be disconnected from the outer edge punishment of gearbox casing, in side transmission case, form short main shaft and brachymedial countershaft, inwall bearing is installed on the madial wall of side transmission case, the termination of the gap of short main shaft and brachymedial countershaft is arranged on inwall bearing, and the other end of diaxon is arranged in outer wall bearing.
Accompanying drawing explanation
Fig. 1 is the utility model embodiment one cross-sectional view.
Fig. 2 is the utility model embodiment two cross-sectional view.
Fig. 3 is the utility model embodiment three cross-sectional view.
Embodiment
Embodiment one: as shown in Figure 1, a kind of gear box of tractor with side transmission case, the main shaft 6 of the casing 1 interior installation of this gear box of tractor, jack shaft 8 and countershaft 3 are splined shaft, the two ends of three axles are arranged in the bearing 4 of wall box, sprocket wheel 5 is installed on main shaft 6, main shaft shifting gear 2 and master gear 16, between sprocket wheel 5 and main shaft 6, movable spacing sleeve 7 is housed, countershaft-gear 9 and jack shaft shifting gear 10 are installed on jack shaft 8, countershaft shifting gear 17 and countershaft output gear 18 are installed on countershaft 3, at the outer side surface of casing 1, side transmission case 15 is installed, main shaft 6, one end of jack shaft 8 and countershaft 3 is stretched into respectively in side transmission case 15, main shaft pinion 13 is installed respectively on spindle nose, jack shaft pinion 11 and countershaft pinion 14, countershaft pinion 14 is fixedly mounted in the spline of countershaft 3, between main shaft pinion 13 and main shaft 6, sliding sleeve 12 is installed, between jack shaft pinion 11 and jack shaft 8, sliding sleeve 12 is installed, countershaft pinion 14 engages with main shaft pinion 13, main shaft pinion 13 engages with jack shaft pinion 11, jack shaft pinion 11 is the rear-wheels power output gear of side transmission case 15.
Embodiment two: as shown in Figure 2, a kind of gear box of tractor with side transmission case, its technology contents and embodiment one are basic identical, difference is: outer wall bearing 19 is installed on the outer side wall of side transmission case 15, and the termination of main shaft 6, jack shaft 8 and countershaft 3 is arranged in outer wall bearing 19 through after side transmission case 15 inner cavities respectively.
Embodiment three: as shown in Figure 3, a kind of gear box of tractor with side transmission case, its technology contents and embodiment two are basic identical, difference is: main shaft 6 and jack shaft 8 disconnect from the outer edge punishment of gear box 1, at the short main shaft 20 of the interior formation of side transmission case 15 and brachymedial countershaft 21, inwall bearing 22 is installed on the madial wall of side transmission case 15, and the termination of short main shaft 20 and brachymedial countershaft 21 open ends is arranged on inwall bearing 22, and the other end is arranged in outer wall bearing 19.

Claims (3)

1. the gear box of tractor with side transmission case, the main shaft (6) of installing in the casing (1) of this gear box of tractor, jack shaft (8) and countershaft (3) are splined shaft, the two ends of three axles are arranged in the bearing (4) of gear box sidewall, sprocket wheel (5) is installed on main shaft (6), main shaft shifting gear (2) and master gear (16), between sprocket wheel (5) and main shaft (6), movable spacing sleeve (7) is housed, countershaft-gear (9) and jack shaft shifting gear (10) are installed on jack shaft (8), countershaft shifting gear (17) and countershaft output gear (18) are installed on countershaft (3), it is characterized in that: at the outer side surface of casing (1), side transmission case (15) is installed, main shaft (6), one end of jack shaft (8) and countershaft (3) is stretched into respectively in side transmission case (15), on spindle nose, be separately installed with main shaft pinion (13), jack shaft pinion (11) and countershaft pinion (14), countershaft pinion (14) is fixed in the spline of countershaft (3), between main shaft pinion (13) and main shaft (6), sliding sleeve (12) is installed, between jack shaft pinion (11) and jack shaft (8), sliding sleeve (12) is installed, countershaft pinion (14) engages with main shaft pinion (13), main shaft pinion (13) engages with jack shaft pinion (11), jack shaft pinion (11) is the rear-wheels power output gear of side transmission case (15).
2. the gear box of tractor with side transmission case as claimed in claim 1, it is characterized in that: outer wall bearing (19) is installed on the outer side wall of side transmission case (15), and the termination of main shaft (6), jack shaft (8) and countershaft (3) is arranged in outer wall bearing (19) through after the inner cavity of side transmission case (15) respectively.
3. the gear box of tractor with side transmission case as claimed in claim 1 or 2, it is characterized in that: main shaft (6) and jack shaft (8) disconnect from the outer edge punishment of gear box (1), in side transmission case (15), form short main shaft (20) and brachymedial countershaft (21), inwall bearing (22) is installed on the madial wall of side transmission case (15), it is upper that the termination of short main shaft (20) and brachymedial countershaft (21) open end is arranged on inwall bearing (22), and the other end is arranged in outer side wall bearing (19).
CN201320691872.8U 2013-11-05 2013-11-05 Tractor gearbox with lateral transmission box Withdrawn - After Issue CN203594750U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320691872.8U CN203594750U (en) 2013-11-05 2013-11-05 Tractor gearbox with lateral transmission box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320691872.8U CN203594750U (en) 2013-11-05 2013-11-05 Tractor gearbox with lateral transmission box

Publications (1)

Publication Number Publication Date
CN203594750U true CN203594750U (en) 2014-05-14

Family

ID=50675642

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320691872.8U Withdrawn - After Issue CN203594750U (en) 2013-11-05 2013-11-05 Tractor gearbox with lateral transmission box

Country Status (1)

Country Link
CN (1) CN203594750U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103591238A (en) * 2013-11-05 2014-02-19 通海宏兴工贸有限公司 Tractor gearbox with side transmission case

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103591238A (en) * 2013-11-05 2014-02-19 通海宏兴工贸有限公司 Tractor gearbox with side transmission case

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20140514

Effective date of abandoning: 20170412

AV01 Patent right actively abandoned