CN207080561U - A kind of third gear hydraulic-driven transmission assembly for harvest machinery - Google Patents

Abstract

The utility model discloses a kind of third gear hydraulic-driven transmission assembly for harvest machinery, hydraulic motor drives transmission input shaft by coupling band, transmission input shaft is meshed by one above it, two grades of driving gears and tooth hub, tooth set on jackshaft with one, two grade of driven gear on jackshaft, the gear wheel being arranged on again by the little gear engagement on jackshaft on driven shaft, so as to form one, two grade of drive shift；The third gear Duo that transmission input shaft is arranged on jackshaft by the third speed drive gear engagement above it takes turns, and third gear Duo wheels engage the third gear driven gear on driven shaft again, so as to form third gear drive shift.Transmission internal novel in structural design of the present utility model, part placement is reasonable on jackshaft and driven shaft, realizes full collar shift, and gear shift is steady, quick；Transmission assembly is rational in infrastructure, third gear Duo wheel designs, simple and compact for structure, efficiently controls gearbox appearance and size.

Description

A kind of third gear hydraulic-driven transmission assembly for harvest machinery

Technical field

It the utility model is related to a kind of gearbox equipment, and in particular to a kind of third gear hydraulic-driven for harvest machinery becomes Fast box assembly.

Background technology

The hydraulic-driven gearbox that current domestic 100-210 horsepower harvest machinery uses only has 2 drive shifts mostly, exists Following shortcoming：1 and the matching Shortcomings of hydraulic motor, it is impossible to while meet high speed performance and low-speed performance；2nd, wave is needed Taking more energy could realize that walking and operating speed cover comprehensively.

The content of the invention

The purpose of this utility model is to become in view of the above-mentioned problems, providing a kind of third gear hydraulic-driven for harvest machinery Fast box assembly, transmission internal novel in structural design, part placement is reasonable on jackshaft and driven shaft, is respectively designed with a set of tooth Grains, tooth set, so as to form full collar shift, gear shift is steady, quick, the third gear Duo wheel designs on jackshaft, structure Simple and compact, gearbox appearance and size is efficiently controlled, there are three drive shifts, and each gear has neutral gear transition, is applied to The various harvest machineries of 100-210 horsepower.

The utility model is achieved like this, a kind of third gear hydraulic-driven transmission assembly for harvest machinery, it Including coupling band, gear box casing, transmission input shaft, jackshaft, driven shaft, hand brake mechanism, differential mechanism and pin Braking mechanism；It is characterized in that：Hydraulic motor connects transmission input shaft by coupling band, distinguishes on the transmission input shaft One grade, two grades, third speed drive gear are set；Set respectively on the jackshaft parallel with transmission input shaft first speed driven gear, Two grades of driven gears, third gear Duo wheels, jackshaft little gear and a set of You Chi Grains and tooth cover the gearshift formed, tooth on jackshaft Grains and tooth cover the gearshift to be formed and are arranged between first speed driven gear and two grades of driven gears；It is parallel with transmission input shaft Third gear driven gear, driven shaft gear wheel, driven shaft driving gear, positioning sleeve and another set of by tooth are set on the driven shaft of setting Grains and tooth cover the gearshift to be formed, and Chi Grains and tooth cover the gearshift to be formed and be installed on third gear driven gear and fixed Shang driven shaft Between the set of position, driven shaft gear wheel is engaged with jackshaft little gear, and driven shaft driving gear is connected with differential mechanism；It is arranged on First speed driven gear, two grades of driven gears on jackshaft respectively with one grade above transmission input shaft, two grades of driving gears It is meshed, and by gearshift control on jackshaft and the power connector of jackshaft, then by jackshaft The engagement of countershaft little gear is arranged on the driven shaft gear wheel on driven shaft, so as to form one grade, two grades of drive shifts；Gearbox inputs The third gear Duo that axle is arranged on by the engagement of third speed drive gear above it on jackshaft takes turns, third gear Duo wheels engage again installed in from Third gear driven gear on moving axis, third gear driven gear the gearshift to be formed covered by Chi Grains and tooth Shang driven shaft come control with The power connector of driven shaft, so as to form third gear drive shift；Differential mechanism shape is all finally driven by driven shaft driving gear Into power output of the both sides with service brake mechanism of car；Transmission assembly containing differential mechanism employs big speed reducing ratio, and respectively Connect hand brake mechanism and service brake mechanism of car.

The utility model has the advantages that：1st, part placement on transmission internal novel in structural design, jackshaft and driven shaft Rationally, a set of Chi Grains, tooth set are respectively designed with, so as to form full collar shift, gear shift is steady, quick, effectively reduces receipts Obtain the operation difficulty of machinery.2nd, the third gear Duo wheel designs on jackshaft, it is simple and compact for structure, efficiently control gearbox Appearance and size.3rd, transmission assembly is rational in infrastructure, installation dimension is compact, there is three drive shifts, and each gear has neutral gear transition, Suitable for the various harvest machineries of 100-210 horsepower.

Brief description of the drawings

Fig. 1 is structural representation of the present utility model.

In figure, 1, coupling band 2, transmission input shaft 3, gear box casing 4, first speed driven gear 5, tooth hub 6, Tooth covers 7, two grades of driven gears 8, third gear Duo wheels 9, jackshaft 10, driven shaft gear wheel 11, third gear driven gear 12, fixed Position set 13, driven shaft 14, differential mechanism 15, hand brake mechanism 16, service brake mechanism of car.

Embodiment

As shown in figure 1, a kind of third gear hydraulic-driven transmission assembly for harvest machinery, it includes coupling band 1, speed change Tank shell 3, transmission input shaft 2, jackshaft 9, driven shaft 13, hand brake mechanism 15, differential mechanism 14 and service brake vehicle device Structure 16；Hydraulic motor connects transmission input shaft 2 by coupling band 1, sets respectively on the transmission input shaft 2 and gearbox One grade, two grades, the third speed drive gear that input shaft 2 is structure as a whole；On the jackshaft 9 parallel with transmission input shaft 2 respectively 4, two grades of driven gears 7 of first speed driven gear, third gear Duo wheels 8, jackshaft little gear are set（It is structure as a whole with jackshaft 9）With The gearshifts that a set of You Chi Grains 5 and tooth set 6 is formed, the gearshifts that Chi Grains 5 and tooth set 6 are formed Shang jackshaft 9 are installed in one Between shelves driven gear 4 and two grades of driven gears 7；On the driven shaft 13 being be arranged in parallel with transmission input shaft 2 set third gear from What moving gear 11, driven shaft gear wheel 10, driven shaft driving gear, positioning sleeve 12 and another set of You Chi Grains 5 and tooth set 6 were formed changes Latch device, the gearshifts that Chi Grains 5 and tooth set 6 are formed Shang driven shaft 13 be installed on third gear driven gear 11 and positioning sleeve 12 it Between, driven shaft gear wheel 10 is engaged with jackshaft little gear, and driven shaft driving gear is connected with differential mechanism 14.Containing differential mechanism The transmission assembly of mechanism 14 employs big speed reducing ratio, and connects hand brake mechanism 15 and service brake mechanism of car 16 respectively.

Hydraulic motor drives transmission input shaft 2 by coupling band 1, and transmission input shaft 2 passes through one grade of master above it Moving gear（At A, and transmission input shaft 2 is structure as a whole）, two grades of driving gears（At B, and transmission input shaft 2 is integrated Structure）It is driven with 4, two grades of the first speed driven gear on jackshaft 9 with the tooth hub 5 on jackshaft 9, tooth set 6 Gear 7 is meshed, then passes through the little gear on jackshaft 9（At D, and jackshaft is structure as a whole）Engagement be arranged on from Gear wheel 10 on moving axis 13, so as to form one, two grade of drive shift；Transmission input shaft 2 passes through the third gear driving tooth above it Wheel（At C, and transmission input shaft is structure as a whole）Engagement is arranged on the third gear Duo wheels 8 on jackshaft 9, and third gear Duo wheels 8 are nibbled again The third gear driven gear 11 being arranged on driven shaft 13 is closed, so as to form third gear drive shift；Finally all pass through driven shaft driving tooth Wheel（At E, and driven shaft is structure as a whole）Differential mechanism 14 is driven to form power output of the both sides with service brake mechanism of car 16.

Transmission internal novel in structural design described in the utility model, part placement is reasonable on jackshaft and driven shaft, A set of Chi Grains, tooth set are respectively designed with, so as to form full collar shift, gear shift is steady, quick, the third gear on jackshaft Duo wheel designs, it is simple and compact for structure, gearbox appearance and size is efficiently controlled, there are three drive shifts, and each gear has neutral gear Transition, suitable for the various harvest machineries of 100-210 horsepower.

Claims (1)

1. a kind of third gear hydraulic-driven transmission assembly for harvest machinery, it includes coupling band, gear box casing, gearbox Input shaft, jackshaft, driven shaft, hand brake mechanism, differential mechanism and service brake mechanism of car；It is characterized in that：Hydraulic motor Transmission input shaft is connected by coupling band, one grade, two grades, third speed drive gear are set respectively on the transmission input shaft； First speed driven gear, two grades of driven gears, third gear Duo wheels, jackshaft are set respectively on the jackshaft parallel with transmission input shaft Little gear and a set of You Chi Grains and tooth cover the gearshift formed, and Chi Grains and tooth cover the gearshift to be formed and be arranged on Shang jackshaft Between first speed driven gear and two grades of driven gears；Third gear driven tooth is set on the driven shaft being be arranged in parallel with transmission input shaft Wheel, driven shaft gear wheel, driven shaft driving gear, positioning sleeve and another set of You Chi Grains and tooth cover the gearshift formed, driven Chi Grains and tooth cover the gearshift to be formed and are installed between third gear driven gear and positioning sleeve Shang axle, driven shaft gear wheel and centre Axle little gear is engaged, and driven shaft driving gear is connected with differential mechanism；First speed driven gear on jackshaft, two grades Driven gear is meshed with one grade above transmission input shaft, two grades of driving gears respectively, and is filled by gear shift on jackshaft Control and the power connector of jackshaft are put, then is arranged on by the jackshaft little gear engagement on jackshaft on driven shaft Driven shaft gear wheel, so as to form one grade, two grades of drive shifts；Transmission input shaft is nibbled by the third speed drive gear above it Close the third gear Duo wheels being arranged on jackshaft, third gear Duo wheels engage the third gear driven gear on driven shaft again, third gear from Moving gear covers the gearshift to be formed to control the power connector with driven shaft, so as to form three by Chi Grains and tooth Shang driven shaft Shelves drive shift；Finally all differential mechanism is driven to form power of the both sides with service brake mechanism of car by driven shaft driving gear defeated Go out；Transmission assembly containing differential mechanism employs big speed reducing ratio, and connects hand brake mechanism and service brake mechanism of car respectively.