CN104343939B - A kind of equipment for plant protection speed changer - Google Patents
A kind of equipment for plant protection speed changer Download PDFInfo
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- CN104343939B CN104343939B CN201410551527.3A CN201410551527A CN104343939B CN 104343939 B CN104343939 B CN 104343939B CN 201410551527 A CN201410551527 A CN 201410551527A CN 104343939 B CN104343939 B CN 104343939B
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- gear
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- clutch
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- 230000005540 biological transmission Effects 0.000 claims abstract description 20
- 238000012856 packing Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 241000196324 Embryophyta Species 0.000 claims 7
- 241000233855 Orchidaceae Species 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 230000008878 coupling Effects 0.000 description 7
- 238000010168 coupling process Methods 0.000 description 7
- 238000005859 coupling reaction Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241001400675 Sympodium Species 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
Classifications
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- 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
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/087—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears
- F16H3/093—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears with two or more countershafts
-
- 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
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H2003/0818—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts comprising means for power-shifting
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- 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
- F16H2057/02069—Gearboxes for particular applications for industrial applications
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- 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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/003—Transmissions for multiple ratios characterised by the number of forward speeds
- F16H2200/0052—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising six forward speeds
-
- 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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/0082—Transmissions for multiple ratios characterised by the number of reverse speeds
- F16H2200/0086—Transmissions for multiple ratios characterised by the number of reverse speeds the gear ratios comprising two reverse speeds
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
The invention discloses a kind of equipment for plant protection speed changer, the case of transmission of upper lid is installed including top, and the axle in transmission case body, two axles, three axles, reverse gear idler shaft and output shaft, a described axle is gear shaft, its outer end connection input flange, input flange is connected with engine clutch assembly by power transmission shaft, the other end of one axle is connected with three axles by needle bearing, the lower right of three axles is provided with two axles, the upper right side of three axles is equipped with the idler shaft that reverses gear, the underface of three axles is output shaft, a back fork axle is provided with above three axles, two or three gear fork shafts and gear shift mechanism assembly；Output shaft upper left side is provided with high to low gear fork shaft.A kind of equipment for plant protection of the present invention with speed changer compared to the prior art, high with the few operating efficiency of gear, the features such as gear shifting force is little, effectively reduces difficulty of processing, improve transmission efficiency, and gear arrangement is rationally, effectively prevent off-gear and random gear phenomenon.
Description
Technical field
The present invention relates to motor vehicle gearbox technical field, specifically a kind of equipment for plant protection speed changer.
Background technology
Existing domestic market equipment for plant protection is mainly external import, and mated gearbox has following defect thereon：1）Gear
Position is many, and external coupling gearbox typically has 9-12 gear so that operated by personnel gets up very inconvenient；2）External coupling becomes
Fast case gear shifting force is heavier, and time length staff can feel under a strain；3）External coupling gearbox mainly adopts bevel gear
Engagement so that the gearbox processing difficulties, production cost are high, and gear-driven efficiency is low；4）The gear row of external coupling gearbox
Cloth does not meet the work habit of domestic staff so that maloperation often occurs during operated by personnel, occurs de-
Gear or disorderly gear phenomenon；5）External coupling gearbox speed ratio span is less, it is impossible to meet the use requirement under various operating modes；6）External
Coupling speed change box clutch adopts multidisc clutch, and transmitting torque is less, or separating force is heavier, and is all arranged on an axle,
Arrangement space is less.
Content of the invention
The technical assignment of the present invention is to provide a kind of equipment for plant protection speed changer.
The technical assignment of the present invention is realized in the following manner, and the equipment for plant protection speed changer includes that top is provided with
The case of transmission of lid, and the axle in transmission case body, two axles, three axles, reverse gear idler shaft and output shaft, an axle
For gear shaft, its outer end connection input flange, input flange are connected with engine clutch assembly by power transmission shaft, an axle another
One end is connected with three axles by needle bearing, and the lower right of three axles is provided with two axles, and the upper right side of three axles is equipped with the idler shaft that reverses gear,
The underface of three axles is output shaft, is provided with a back fork axle, two or three gear fork shafts and gear shift mechanism assembly above three axles；Defeated
Shaft upper left side is provided with high to low gear fork shaft.
Two described axles are gear shaft, are provided with commonly engaged gear from left to right thereon, and three gear driving gears and two gears are actively
Gear.
Three gear gears, second gear, first gear, reverse gear, high gear master are from left to right installed on three described axles
Moving gear and low gear driving gear；Wherein three gear gears and second gear between be provided with two or three gear tooth hub sleeves, first gear and
It is provided with one to reverse gear tooth hub sleeve between reverse gear；Reverse gear equipped with the idle pulley that reverses gear on idler shaft；Output shaft is exported for two ends, thereon
High gear driven gear and low-grade driven gear are from left to right installed, are provided between high gear driven gear and low-grade driven gear
High to low gear tooth hub sleeve.
Described two or three gear tooth hub sleeves, a negative cone for reversing gear tooth hub sleeve and high to low gear tooth hub sleeve are 60, the wedge angle number of degrees are
99030’-100030’.
One back fork is installed on a described back fork axle, two or three gear shift forks and 2 are installed on two or three gear fork shafts
Three gear gearshift shifting blocks, are provided with high to low gear shift fork on high to low gear fork shaft, one end of high to low gear fork shaft is provided with high to low gear rocking arm, high
High to low gear handle is installed on low gear rocking arm.
Described engine clutch assembly includes：Bell housing, clutch shaft, clutch pulling axis and clutch output flange, from
By clutch block set in bell housing body, the output end of clutch shaft is connected with power transmission shaft sympodium by clutch output flange
Connect, the one end of clutch shaft in bell housing body is from left to right provided with tie-plate, clutch driven plate and clutch driving plate,
Release bearing and release bearing seat are installed outside clutch block set；Disengaging yoke is installed on clutch pulling axis.
Described gear shift mechanism assembly includes gear arm, gear shift mechanism seat, shifting shaft, block selecting axle and block selecting arm, changes
The rear end of gear shaft is provided with gear arm, the first half of shifting shaft in the shifting shaft in the hole of gear shift mechanism seat, before shifting shaft
Gear shifting pulling head is installed in half part；The first half side of shifting shaft, vertical gearshift direction of principal axis are provided with block selecting axle, block selecting axle
Top block selecting arm is installed, the bottom of block selecting axle is provided with block selecting shifting block, and block selecting shifting block is coordinated with shifting shaft.
The front end of described gear shift mechanism seat gearshift axis hole is provided with patch, and rear end is provided with oil sealing；Before gear shifting pulling head
Return spring is installed on the shifting shaft of side, pad one and stop collar are installed on the shifting shaft on rear side of gear shifting pulling head；Shifting
The bottom of mechanism's seat is provided with gearshift alignment pin and is coordinated with shifting shaft.
O-ring, the bottom of block selecting axle and shifting are installed between the top of described block selecting axle and gear shift mechanism seat
Packing ring, split pin and slotted nut are installed between mechanism's seat, pad two is installed between block selecting arm and gear shift mechanism seat.
A described axle, two axles, three axles, the gear reversed gear on idler shaft and output shaft are stud wheel, the gear of each gear
Transfer route is as follows：
A high gear：One axle-- two axles of commonly engaged gear-- three axles of first gear-high gear driving gear-high gear passive tooth
Wheel-output shaft；
High two gear：One axle-- two axles of commonly engaged gear-two gear driving gear-- three axles of second gear-high gear driving tooth
Wheel-high gear driven gear-output shaft；
High three gear：One axle-- two axle of commonly engaged gear-three keeps off driving gear-three and keeps off-three axles of gear-high gear driving tooth
Wheel-high gear driven gear-output shaft；
Height reverses gear：- two axle of the one axle-commonly engaged gear-idle pulley that reverses gear-- three axles of reverse gear-high gear driving gear-
High gear driven gear-output shaft；
A low gear：One axle-- two axles of commonly engaged gear-- three axles of first gear-low gear driving gear-low gear driven gear-defeated
Shaft；
Low two gear：One axle-- two axles of commonly engaged gear-two gear driving gear-- three axles of second gear-low gear driving tooth
Wheel-low gear driven gear-output shaft；
Low three gear：One axle-- two axle of commonly engaged gear-three keeps off driving gear-three and keeps off-three axles of gear-low gear driving tooth
Wheel-low gear driven gear-output shaft；
Low reverse gear：- two axle of the one axle-commonly engaged gear-idle pulley that reverses gear-- three axles of reverse gear-low gear driving gear-low gear quilt
Moving gear-output shaft.
A kind of equipment for plant protection of the present invention with speed changer compared to the prior art, with feature once：
1）Gear is few, arranges six forward gears and two retreating gears so that gearshift is easier, effectively increases operation effect
Rate；
2）Gear shifting force is little, compares with external coupling gearbox, and gear shifting force reduces 30%；
3）The gearbox effectively reduces processing cost all using stud wheel, reduces difficulty of processing, improves biography
Efficiency of movement；
4）Rationally, main gearshift separately increases height blocking means so that FCL using cable type gearshift mode for gear arrangement
Arrangement is easy, and gear arrangement is apparent rationally, more meets domestic operated by personnel custom, is easy to operating personnel to shift gears, effectively
Avoid off-gear and disorderly keep off phenomenon.
5）Gear speed ratio span is big, is adapted to transport, walks and various different operating environment.
6）The wedge angle of each tooth hub sleeve is 99030’-100030 ', and adopt low module many numbers of teeth mode, it is possible to reduce during gearshift
Impact；The negative cone of each tooth hub sleeve is 60, effectively play the effect of the anti-off-gear of locking.
7）Clutch assembly adopts pressure plate type clutch, and transmitting torque is big, and separating force is relatively small, and there is clutch clutch part
Device shell is protected, and does not easily cause the failure of clutch in the case of working environment very severe, and clutch is with speed changer by passing
Moving axis connects.
Description of the drawings
Accompanying drawing 1 is a kind of structural representation of equipment for plant protection speed changer.
Accompanying drawing 2 is a kind of gearshift part-structure schematic diagram of equipment for plant protection speed changer.
Accompanying drawing 3 be accompanying drawing 2 in A to structural representation.
Accompanying drawing 4 is a kind of high to low gear gearshift part-structure schematic diagram of equipment for plant protection speed changer.
Accompanying drawing 5 is a kind of structural representation of the gear shift mechanism assembly of equipment for plant protection speed changer.
Accompanying drawing 6 be accompanying drawing 5 in B to structural representation.
Accompanying drawing 7 is the structural representation of engine clutch assembly.
Accompanying drawing 8 is the partial structural diagram of each tooth hub sleeve.
In figure：1st, input flange, 2, one axle, 3, commonly engaged gear, 4, three gear driving gears, 5, two gear driving gear, 6, two
Axle, 7, reverse gear idler shaft, 8, reverse gear idle pulley, 9, three gear gears, 10,23 gear tooth hub sleeves, 11, second gear, 12, one gear tooth
Wheel, 13, one reverses gear tooth hub sleeve, and 14, reverse gear, 15, high gear driving gear, 16, low gear driving gear, 17, high gear passive tooth
Wheel, 18, low gear driven gear, 19, output shaft, 20, three axles, 21, high to low gear tooth hub sleeve, 22,23 gear shift forks, 23, one reverses gear
Shift fork, 24, case of transmission, 25, gear shift mechanism assembly, 26, Shang Gai, 27,23 gear fork shafts, 28,23 gear gearshift shifting blocks,
29th, a back fork axle, 30, high to low gear fork shaft, 31, high to low gear shift fork, 32, high to low gear handle, 33, high to low gear rocking arm, 34, connection
Connect disk, 35, clutch driven plate, 36, clutch driving plate, 37, clutch block set, 38, bell housing, 39, clutch shaft, 40, from
Close output flange, 41, clutch pulling axis, 42, disengaging yoke, 43, release bearing, 44, release bearing seat, 45, power transmission shaft；
25-1, gear arm, 25-2, oil sealing, 25-3, gear shift mechanism seat, 25-4, stop collar, 25-5, pad one, 25-6,
Shifting shaft, 25-7, gear shifting pulling head, 25-8, gearshift alignment pin, 25-9, patch, 25-10, block selecting shifting block, 25-11, O-ring, 25-
12nd, packing ring, 25-13, split pin, 25-14, slotted nut, 25-15, block selecting axle, 25-16, pad two, 25-17, block selecting arm,
25-18, return spring, 25-19, gearshift axis hole.
Specific embodiment
Embodiment 1：
The equipment for plant protection speed changer includes that top is provided with the case of transmission 24 of lid 26, and is arranged on speed changer
An axle 2, two axles 6, three axles 20 in housing 24, reverse gear idler shaft 7 and output shaft 19, and an axle 2 is gear shaft, and its outer end connection is defeated
Enter flange 1, input flange 1 is connected with engine clutch assembly by power transmission shaft 45, and engine clutch assembly includes：Clutch
Device shell 38, clutch shaft 39, clutch pulling axis 41 and clutch output flange 40, clutch shaft 39 are arranged on clutch by clutch block set 37
In 38 body of shell, the output end of clutch shaft 39 is connected with power transmission shaft 45 by clutch output flange 40, and clutch shaft 39 is in bell housing
One end in 38 bodies is from left to right provided with tie-plate 34, clutch driven plate 35 and clutch driving plate 36, clutch block set 37
Release bearing 43 and release bearing seat 44 are installed outward；Disengaging yoke 42 is installed on clutch pulling axis 41；The other end of one axle 2 leads to
Cross needle bearing to be connected with three axles 20, the lower right of three axles 20 is provided with two axles 6, and the upper right side of three axles 20 is equipped with the idler shaft that reverses gear
7, the underface of three axles 20 is output shaft 19, and three axles, 20 top is provided with the gear fork shaft 27 of a back fork axle 29,23 and choosing is changed
Retaining device assembly 25；19 upper left side of output shaft is provided with high to low gear fork shaft 30.
Two axles 6 are gear shaft, are provided with commonly engaged gear 3, three gear driving gears 4 and two gear driving gear thereon from left to right
5；Three gear gears 9, second gear 11, first gear 12, reverse gear 14, high gear driving tooth are from left to right installed on three axles 20
Wheel 15 and low gear driving gear 16；Two or three gear tooth hub sleeves 10, a gear tooth are installed between wherein three gear gears 9 and second gear 11
One is provided between wheel 12 and reverse gear 14 to reverse gear tooth hub sleeve 13；Reverse gear equipped with the idle pulley 8 that reverses gear on idler shaft 7；Output shaft 19
Export for two ends, high gear driven gear 17 and low-grade driven gear 18,17 He of high gear driven gear are from left to right installed thereon
High to low gear tooth hub sleeve 21 is installed between low-grade driven gear 18；One back fork 23 is installed on one back fork axle 29, two
Two or the three gear gear gearshift shifting blocks 28 of shift fork 22 and 23 are installed on three gear fork shafts 27, high to low gear are installed on high to low gear fork shaft 30 and dial
Fork 31, one end of high to low gear fork shaft 30 is provided with high to low gear rocking arm 33, is provided with high to low gear handle 32 on high to low gear rocking arm 33.
Above-mentioned two or three gear tooth hub sleeve, one reverse gear tooth hub sleeve, high to low gear tooth hub sleeve negative cone be 60, the wedge angle number of degrees are 99030’-
100030’.
A described axle 2, two axles 6, three axles 20, the gear reversed gear on idler shaft 7 and output shaft 19 are stud wheel, each gear
Gear transfer route as follows：
A high gear：One axle 2- commonly engaged gear 3-, bis- axle 6- first gear 12-, tri- axle 20- high gear driving gear
15- high gear driven gear 17- output shaft 19；
High two gear：One axle 2- commonly engaged gear 3-, bis- axle 6- two gear driving gear 5- second gear 11-, tri- axle 20-
High gear driving gear 15- high gear driven gear 17- output shaft 19；
High three gear：One bis- axle 6- of axle 2- commonly engaged gear 3- tri- keeps off driving gear 4- tri- and keeps off tri- axle 20- of gear 9-
High gear driving gear 15- high gear driven gear 17- output shaft 19；
Height reverses gear：One axle 2- commonly engaged gear 3-, bis- axle 6-, the tri- axle 20- of idle pulley 8- reverse gear 14- that reverses gear is high
Gear driving gear 15- high gear driven gear 17- output shaft 19；
A low gear：One axle 2- commonly engaged gear 3-, bis- axle 6- first gear 12-, tri- axle 20- low gear driving gear 16- low gear quilt
Moving gear 18- output shaft 19；
Low two gear：One axle 2- commonly engaged gear 3-, bis- axle 6- two gear driving gear 5- second gear 11-, tri- axle 20-
Low gear driving gear 16- low gear driven gear 18- output shaft 19；
Low three gear：One bis- axle 6- of axle 2- commonly engaged gear 3- tri- keeps off driving gear 4- tri- and keeps off tri- axle 20- of gear 9-
Low gear driving gear 16- low gear driven gear 18- output shaft 19；
Low reverse gear：One axle 2- commonly engaged gear 3-, bis- axle 6- reverses gear tri- axle 20- low gear driving gear of idle pulley 8- reverse gear 14-
16- low gear driven gear 18- output shaft 19.
Embodiment 2：
The equipment for plant protection speed changer includes that top is provided with the case of transmission 24 of lid 26, and is arranged on speed changer
An axle 2, two axles 6, three axles 20 in housing 24, reverse gear idler shaft 7 and output shaft 19, and an axle 2 is gear shaft, and its outer end connection is defeated
Enter flange 1, input flange 1 is connected with engine clutch assembly by power transmission shaft 45, and engine clutch assembly includes：Clutch
Device shell 38, clutch shaft 39, clutch pulling axis 41 and clutch output flange 40, clutch shaft 39 are arranged on clutch by clutch block set 37
In 38 body of shell, the output end of clutch shaft 39 is connected with power transmission shaft 45 by clutch output flange 40, and clutch shaft 39 is in bell housing
One end in 38 bodies is from left to right provided with tie-plate 34, clutch driven plate 35 and clutch driving plate 36, clutch block set 37
Release bearing 43 and release bearing seat 44 are installed outward；Disengaging yoke 42 is installed on clutch pulling axis 41；The other end of one axle 2 leads to
Cross needle bearing to be connected with three axles 20, the lower right of three axles 20 is provided with two axles 6, and the upper right side of three axles 20 is equipped with the idler shaft that reverses gear
7, the underface of three axles 20 is output shaft 19, and three axles, 20 top is provided with the gear fork shaft 27 of a back fork axle 29,23 and choosing is changed
Retaining device assembly 25；19 upper left side of output shaft is provided with high to low gear fork shaft 30.
Two axles 6 are gear shaft, are provided with commonly engaged gear 3, three gear driving gears 4 and two gear driving gear thereon from left to right
5；Three gear gears 9, second gear 11, first gear 12, reverse gear 14, high gear driving tooth are from left to right installed on three axles 20
Wheel 15 and low gear driving gear 16；Two or three gear tooth hub sleeves 10, a gear tooth are installed between wherein three gear gears 9 and second gear 11
One is provided between wheel 12 and reverse gear 14 to reverse gear tooth hub sleeve 13；Reverse gear equipped with the idle pulley 8 that reverses gear on idler shaft 7；Output shaft 19
Export for two ends, high gear driven gear 17 and low-grade driven gear 18,17 He of high gear driven gear are from left to right installed thereon
High to low gear tooth hub sleeve 21 is installed between low-grade driven gear 18；One back fork 23 is installed on one back fork axle 29, two
Two or the three gear gear gearshift shifting blocks 28 of shift fork 22 and 23 are installed on three gear fork shafts 27, high to low gear are installed on high to low gear fork shaft 30 and dial
Fork 31, one end of high to low gear fork shaft 30 is provided with high to low gear rocking arm 33, is provided with high to low gear handle 32 on high to low gear rocking arm 33.
Above-mentioned two or three gear tooth hub sleeve, one reverse gear tooth hub sleeve, high to low gear tooth hub sleeve negative cone be 60, the wedge angle number of degrees are 1000.
Gear shift mechanism assembly 25 includes gear arm 25-1, gear shift mechanism seat 25-3, shifting shaft 25-6, block selecting axle 25-
15 and the rear end of block selecting arm 25-17, shifting shaft 25-6 gear arm 25-1 is installed, the first half of shifting shaft 25-6 is in shifting
In the gearshift axis hole 25-19 of mechanism seat 25-3, gear shifting pulling head 25-7 is installed on the first half of shifting shaft 25-6；Shifting shaft
The first half side of 25-6, vertical shifting shaft 25-6 direction are provided with the top of block selecting axle 25-15, block selecting axle 25-15 and install
The bottom for having block selecting arm 25-17, block selecting axle 25-15 is provided with block selecting shifting block 25-10, block selecting shifting block 25-10 by slotted nut
Coordinate with shifting shaft 25-6.The front end of gear shift mechanism seat 25-3 gearshift axis hole 25-19 is provided with patch 25-9, and rear end is provided with
Oil sealing 25-2；Return spring 25-18 is installed, on rear side of gear shifting pulling head 25-7 on the shifting shaft 25-6 on front side of gear shifting pulling head 25-7
One 25-5 of pad and stop collar 25-4 is installed on shifting shaft 25-6；The bottom of gear shift mechanism seat 25-3 is provided with gearshift positioning
Pin 25-8 and shifting shaft 25-6 coordinates.O-ring 25- is installed between the top of block selecting axle 25-15 and gear shift mechanism seat 25-3
11, packing ring 25-12, split pin 25-13 and grooved spiral shell are installed between the bottom of block selecting axle 25-15 and gear shift mechanism seat 25-3
Female 25-14, is provided with two 25-16 of pad between block selecting arm block selecting arm and gear shift mechanism seat 25-3.
A described axle 2, two axles 6, three axles 20, the gear reversed gear on idler shaft 7 and output shaft 19 are stud wheel, each gear
Gear transfer route as follows：
A high gear：One axle 2- commonly engaged gear 3-, bis- axle 6- first gear 12-, tri- axle 20- high gear driving gear
15- high gear driven gear 17- output shaft 19；
High two gear：One axle 2- commonly engaged gear 3-, bis- axle 6- two gear driving gear 5- second gear 11-, tri- axle 20-
High gear driving gear 15- high gear driven gear 17- output shaft 19；
High three gear：One bis- axle 6- of axle 2- commonly engaged gear 3- tri- keeps off driving gear 4- tri- and keeps off tri- axle 20- of gear 9-
High gear driving gear 15- high gear driven gear 17- output shaft 19；
Height reverses gear：One axle 2- commonly engaged gear 3-, bis- axle 6-, the tri- axle 20- of idle pulley 8- reverse gear 14- that reverses gear is high
Gear driving gear 15- high gear driven gear 17- output shaft 19；
A low gear：One axle 2- commonly engaged gear 3-, bis- axle 6- first gear 12-, tri- axle 20- low gear driving gear 16- low gear quilt
Moving gear 18- output shaft 19；
Low two gear：One axle 2- commonly engaged gear 3-, bis- axle 6- two gear driving gear 5- second gear 11-, tri- axle 20-
Low gear driving gear 16- low gear driven gear 18- output shaft 19；
Low three gear：One bis- axle 6- of axle 2- commonly engaged gear 3- tri- keeps off driving gear 4- tri- and keeps off tri- axle 20- of gear 9-
Low gear driving gear 16- low gear driven gear 18- output shaft 19；
Low reverse gear：One axle 2- commonly engaged gear 3-, bis- axle 6- reverses gear tri- axle 20- low gear driving gear of idle pulley 8- reverse gear 14-
16- low gear driven gear 18- output shaft 19.
By specific embodiment above, the those skilled in the art can readily realize the present invention.But should
Work as understanding, the present invention is not limited to above-mentioned several specific embodiments.On the basis of disclosed embodiment, the technology
The technical staff in field can be combined different technical characteristics, so as to realize different technical schemes.
Claims (7)
1. a kind of equipment for plant protection speed changer, is provided with the case of transmission of upper lid, and is arranged on transmission case including top
An internal axle, two axles, three axles, reverse gear idler shaft and output shaft, and a described axle is gear shaft, its outer end connection input method
Orchid, input flange are connected with engine clutch assembly by power transmission shaft, and the other end of an axle is by needle bearing and three axle phases
Even, the lower right of three axles is provided with two axles, and equipped with the idler shaft that reverses gear, the underface of three axles is output shaft in the upper right side of three axles, and three
A back fork axle, two or three gear fork shafts and gear shift mechanism assembly is provided with above axle；Characterized in that, output shaft upper left side sets
It is equipped with high to low gear fork shaft；
Three gear gears, second gear, first gear, reverse gear, high gear driving tooth are from left to right installed on three described axles
Wheel and low gear driving gear；Two or three gear tooth hub sleeves are installed between wherein three gear gears and second gear, first gear and are reversed gear
It is provided with one to reverse gear tooth hub sleeve between gear；Reverse gear equipped with the idle pulley that reverses gear on idler shaft；Output shaft is exported for two ends, thereon from a left side
High gear driven gear and low-grade driven gear are installed to the right side, height are installed between high gear driven gear and low-grade driven gear
Gear tooth hub sleeve；
Described two or three gear tooth hub sleeves, a negative cone for reversing gear tooth hub sleeve and high to low gear tooth hub sleeve are 60, the wedge angle number of degrees are
99030’-100030’.
2. a kind of equipment for plant protection speed changer according to claim 1, it is characterised in that two described axles are gear shaft,
From left to right commonly engaged gear is installed thereon, three keep off driving gears and two gear driving gear.
3. a kind of equipment for plant protection speed changer according to claim 1, it is characterised in that on a described back fork axle
One back fork is installed, two or three gear shift forks and two or three gear gearshift shifting blocks is installed on two or three gear fork shafts, is pacified on high to low gear fork shaft
Equipped with high to low gear shift fork, one end of high to low gear fork shaft is provided with high to low gear rocking arm, is provided with high to low gear handle on high to low gear rocking arm.
4. a kind of equipment for plant protection speed changer according to claim 1, it is characterised in that described engine clutch is total
Become including：Bell housing, clutch shaft, clutch pulling axis and clutch output flange, clutch shaft are arranged on clutch by clutch block set
In housing, the output end of clutch shaft is connected with power transmission shaft by clutch output flange, the one end of clutch shaft in bell housing body
Tie-plate, clutch driven plate and clutch driving plate are from left to right installed, release bearing are installed outside clutch block set and are divided
Off-axis bearing；Disengaging yoke is installed on clutch pulling axis.
5. a kind of equipment for plant protection speed changer according to claim 1, it is characterised in that described gear shift mechanism assembly
Including gear arm, gear shift mechanism seat, shifting shaft, block selecting axle and block selecting arm, the rear end of shifting shaft is provided with gear arm, shifting shaft
First half in the shifting shaft in the hole of gear shift mechanism seat, gear shifting pulling head is installed on the first half of shifting shaft；Shifting shaft
First half side, vertical gearshift direction of principal axis is provided with block selecting axle, and the top of block selecting axle is provided with block selecting arm, under block selecting axle
Portion is provided with block selecting shifting block, and block selecting shifting block is coordinated with shifting shaft.
6. a kind of equipment for plant protection speed changer according to claim 5, it is characterised in that described gear shift mechanism seat is changed
The front end in gear shaft hole is provided with patch, and rear end is provided with oil sealing；Return spring is installed on shifting shaft on front side of gear shifting pulling head, changes
Pad one and stop collar are installed on shifting shaft on rear side of gear shifting block；The bottom of gear shift mechanism seat be provided with gearshift alignment pin with
Shifting shaft coordinates.
7. a kind of equipment for plant protection speed changer according to claim 5, it is characterised in that the top of described block selecting axle with
O-ring is installed between gear shift mechanism seat, be provided between the bottom of block selecting axle and gear shift mechanism seat packing ring, split pin and
Slotted nut, is provided with pad two between block selecting arm and gear shift mechanism seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410551527.3A CN104343939B (en) | 2014-10-17 | 2014-10-17 | A kind of equipment for plant protection speed changer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410551527.3A CN104343939B (en) | 2014-10-17 | 2014-10-17 | A kind of equipment for plant protection speed changer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104343939A CN104343939A (en) | 2015-02-11 |
| CN104343939B true CN104343939B (en) | 2017-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410551527.3A Active CN104343939B (en) | 2014-10-17 | 2014-10-17 | A kind of equipment for plant protection speed changer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104343939B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105889427A (en) * | 2016-04-21 | 2016-08-24 | 湖南农业大学 | Speed changer of plant protection machine |
| CN106895119A (en) * | 2017-03-24 | 2017-06-27 | 山东卫禾传动科技有限公司 | A kind of equipment for plant protection gear arrangement |
| CN111623089A (en) * | 2020-05-15 | 2020-09-04 | 中瑞德科(北京)工业设计有限公司 | Wet-type three-clutch three-gear transmission |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201288793Y (en) * | 2008-11-06 | 2009-08-12 | 杨国栋 | Automobile speed variator capable of flexible and convenient shifting |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61274147A (en) * | 1985-05-28 | 1986-12-04 | Mazda Motor Corp | Gear type speed changer |
| JP3019277B2 (en) * | 1991-12-13 | 2000-03-13 | 井関農機株式会社 | Powered vehicle transmission |
| CN202708040U (en) * | 2012-08-20 | 2013-01-30 | 中国重汽集团济南动力有限公司 | Gear selecting and shifting mechanism assembly for synchromesh transmission |
| CN202992113U (en) * | 2012-08-24 | 2013-06-12 | 杭州前进齿轮箱集团股份有限公司 | Mechanical transmission |
| CN103307220A (en) * | 2013-07-10 | 2013-09-18 | 山东临沂临工汽车桥箱有限公司 | Speed changing box for plant protection machinery |
| CN203627766U (en) * | 2013-08-29 | 2014-06-04 | 长城汽车股份有限公司 | Vehicle transmission gearshift |
| CN203623904U (en) * | 2013-12-20 | 2014-06-04 | 福田雷沃国际重工股份有限公司 | Drive system of auxiliary transmission of single-cylinder motorcycle |
| CN204186962U (en) * | 2014-10-17 | 2015-03-04 | 山东蒙沃变速器有限公司 | A kind of equipment for plant protection speed changer |
-
2014
- 2014-10-17 CN CN201410551527.3A patent/CN104343939B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201288793Y (en) * | 2008-11-06 | 2009-08-12 | 杨国栋 | Automobile speed variator capable of flexible and convenient shifting |
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| CN104343939A (en) | 2015-02-11 |
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Effective date of registration: 20170215 Address after: 273300 Pingyi County, Shandong Province, the first North of Applicant after: SHANDONG WEIHE TRANSMISSION TECHNOLOGY CO.,LTD. Address before: Linyi City, Shandong province 273300 revenue Pingyi County First Avenue North Shandong men's world transmission limited company operation management department Applicant before: SHANDONG MENWO TRANSMISSION CO.,LTD. |
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Denomination of invention: A transmission for plant protection machinery Effective date of registration: 20211227 Granted publication date: 20170308 Pledgee: Shandong Pingyi Rural Commercial Bank Co.,Ltd. Pledgor: SHANDONG WEIHE TRANSMISSION TECHNOLOGY CO.,LTD. Registration number: Y2021980016309 |
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Date of cancellation: 20230110 Granted publication date: 20170308 Pledgee: Shandong Pingyi Rural Commercial Bank Co.,Ltd. Pledgor: SHANDONG WEIHE TRANSMISSION TECHNOLOGY CO.,LTD. Registration number: Y2021980016309 |
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| CP03 | Change of name, title or address |
Address after: 276000 North Road, 100 meters west of the intersection of Huangjin Road and Zhongzi Road, Pingyi Street, Pingyi County, Linyi City, Shandong Province Patentee after: Shandong Weihe Transmission Co.,Ltd. Address before: North Head of Caiyuan Avenue, Pingyi County Patentee before: SHANDONG WEIHE TRANSMISSION TECHNOLOGY CO.,LTD. |