CN2475267Y

CN2475267Y - Mower

Info

Publication number: CN2475267Y
Application number: CN 01218285
Authority: CN
Inventors: 李江
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-03-29
Filing date: 2001-03-29
Publication date: 2002-02-06
Anticipated expiration: 2011-03-29

Abstract

A mower comprises a cutter, an inner nip, an outer nip, an inner punch shoe, a traction movable ganglion, a wood connecting rod, a tension ring, a bend shaft, a frame, a crank, a crank bearing chock, a gearbox and a universal joint. Power which is output by an output shaft of a tractor is transmitted to the gearbox, then is transmitted to a transmission first shaft after finishing changing speed and changing the rotation direction, and then is transmitted to the universal joint via the transmission first shaft, and the crank drives the wood connecting rod to pull the cutter to finish mowing.

Description

Mower

The utility model relates to a kind of mower, belongs to agricultural mechanical field.

At present, the mower that China produces is mainly based on the 9GLQ----2.1 type, this machine is the product of Soviet Union's the '30s, so far do not retrofit after China's the fifties is introduced, the type of this product is outmoded, design is coarse, and its most common failure and shortcoming mainly are: cambered axle and cutter disalignment, during mowing, the excellent of this shortcoming performance is outstanding, and malalignment reaches more than 40 millimeter unexpectedly, very easily causes wooden connecting rod, La Quan, the damage of fractureing property of jaw; The bent hole excessive wear can not transfer cutter to cause correct operating position, cambered axle hole wall that destructive the damage often taken place; The ground wheel drive adds itself huge weight, and is very serious to the destruction on grassland.

The purpose of this utility model is to provide a kind of simple in structure, dependable performance, mower easier for installation.

The purpose of this utility model is implemented by following technical scheme: it includes crank, the crank axle bearing, gear-box, universal joint, cutter, in, outer jaw, inner shoe, the traction movable joint, the wood connecting rod, draw circle, cambered axle, frame etc., described gear-box one end links to each other by belt with the power take-off of tractor, the other end links to each other with the crank axle bearing by universal joint, described crank is connected with La Quan, the described circle that draws links to each other with described wooden connecting rod one end, the described wooden connecting rod other end links to each other with described jaw, the initiating terminal of described cambered axle and described frame are fixed by the cambered axle pin, described frame links to each other with the chassis of tractor, the cambered axle head links to each other with described traction movable joint, described inner shoe links to each other with inside and outside jaw with described traction movable joint, and described inner shoe links to each other with described cutter; Described gear-box is by gear case body, driving shaft, the left bearing lid, the right bearing lid, belt pulley, one of the transmission of described gear case body bottom, transmission one axle bearing lid is formed, wherein said driving shaft passes the belt pulley of gear housing outside successively, the left bearing lid, the big bevel type gear of gear housing inside, clutch, clutch spring, described right bearing cap seal is lived gear case body, identical closely with described transmission main shaft, described transmission one axle bearing lid is passed in one of described transmission, described transmission one axle bearing lid is tightly connected with gear housing, at described transmission one shaft head is bevel pinion, described bevel pinion and described big umbellate form gears engaged are together, the shift fork rail that one elongated is arranged at described gear housing inner bottom part, more than half circular arc of the front portion of described clutch shifter is stuck in the groove at described clutch rear portion, described clutch shifter and described shift fork rail coincide, and the rotation shift fork rivets together with described clutch shifter in described clutch shifter front portion.

Described clutch shifter front portion is more than half circular arc, and there is a draw-in groove at the rear portion, is stuck on the shift fork rail, and the guide post of clutch shifter afterbody and shift fork rail coincide.

Described rotation shift fork is circular, and a rotation shift fork action bars is arranged on described rotation shift fork.

Described frame outside is a rectangle, and is inner for falling " convex ", and the head of " convex " of falling in inside has two holes, is the fixing hole of cambered axle and frame.

Described cambered axle is profile shaft linearly on cambered axle bearing holder (housing, cover) top.

One lacing wire cover is arranged on the d-axis of described cambered axle, and lacing wire is passed the lacing wire cover and is linked to each other with tractor chassis.

Operation principle: pass in the gear-box belt pulley by the tractor output shaft outputting power, belt pulley driven gear case driving shaft rotates, gearbox main drive shaft is transmitted in the gear-box clutch again, the big bevel type gear of gear-box clutch transmission, big bevel type gear passes in bevel pinion, passes in one of transmission after finishing speed change and changing direction of rotation, and one of transmission is passed to crank by two of universal joint transmissions, crank drives wooden connecting rod pulling cutter again, finishes mowing.

The utility model has the advantages that: realize that fully mechanical automation not only liberated the labour, and adopt the better growth of restore vegetation of this mower effectively in protection to the grassland, and its simple in structure, dependable performance, easy for installation.

The utility model is described in further detail below in conjunction with drawings and Examples.

Fig. 1 is a front view of the present utility model.

Fig. 2 is a left view of the present utility model.

Fig. 3 is a right view of the present utility model.

Fig. 4 is frame of the present utility model and cambered axle partial structurtes schematic diagram.

Fig. 5 is the utility model gear-box cross-sectional view.

Fig. 6 is the utility model clutch shifter structural representation.

Fig. 7 is the utility model gear box cover schematic diagram.

Fig. 8 is the A-A generalized section of Fig. 7.

As Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, shown in Figure 8, mower includes cutter 1, in, outer jaw 2, inner shoe 3, traction movable joint 4, wood connecting rod 5, draw circle 6, cambered axle 7, frame 8, crank 9, crank axle bearing 10, gear-box 11, universal joint 12 etc., frame 8 links to each other with the chassis 13 of tractor, cambered axle 7 heads link to each other with traction movable joint 4, inner shoe 3 and traction movable joint 4 and in, outer jaw 2 links to each other, inner shoe 3 links to each other with cutter 1, gear-box 11 1 ends link to each other by belt 14 with the power take-off of tractor, the other end links to each other with crank axle bearing 10 by universal joint 12, crank 9 is connected with drawing circle 6, draw circle 6 to link to each other with wooden connecting rod 5 one ends, wood connecting rod 5 other ends link to each other with jaw 2, and the initiating terminal of cambered axle 7 and frame 8 are fixed by the cambered axle pin.

Gear-box 11 is by gear case body 15, driving shaft 16, left bearing lid 17, right bearing lid 18, belt pulley 19, one 20 of the transmission of gear case body 15 bottoms, transmission one axle bearing lid 21 is formed, wherein driving shaft 16 passes the belt pulley 19 of gear housing 15 outsides successively, left bearing lid 17, the big bevel type gear 22 of gear housing 15 inside, clutch 23, clutch spring 24, the right bearing cap seal is lived gear case body 15, identical closely with driving shaft 16, transmission one axle bearing lid 21 is passed in one 20 of transmission, transmission one axle bearing lid 21 is tightly connected with gear housing 15, at one 20 head of transmission is bevel pinion 25, bevel pinion 25 meshes together with big bevel type gear 22, the shift fork rail 26 that one elongated is arranged at gear housing 15 inner bottom parts, more than half circular arc 28 of the front portion of clutch shifter 27 is stuck in the groove 29 at clutch rear portion, clutch shifter 27 coincide with shift fork rail 26, and rotation shift fork 30 rivets together with clutch shifter 27 in clutch shifter 27 front portions.

Clutch shifter 27 front portions are more than half circular arc 28, and there is a draw-in groove 31 at the rear portion, are stuck on the shift fork rail 26, and the guide post 32 of clutch shifter 27 afterbodys coincide with shift fork rail 26.

Rotation shift fork 30 is circular, and a rotation shift fork action bars 31 is arranged on rotation shift fork 30.

Frame 8 outsides are rectangle, and are inner for falling " convex ", and the head of " convex " of falling in inside has two holes 32, are cambered axle 7 and the fixing hole of frame 8.

Cambered axle 7 is profile shaft linearly on cambered axle bearing holder (housing, cover) 33 tops.One lacing wire cover 34 is arranged on the straight line profile shaft of cambered axle 7, and lacing wire 35 is passed lacing wire cover 34 and is linked to each other with tractor chassis.

Claims

1, a kind of mower, it includes crank, the crank axle bearing, gear-box, the universal joint cutter, in, outer jaw, inner shoe, the traction movable joint, the wood connecting rod, draw circle, cambered axle, frame etc., described gear-box one end links to each other by belt with the power take-off of tractor, the other end links to each other with the crank axle bearing by universal joint, described crank is connected with La Quan, the described circle that draws links to each other with described wooden connecting rod one end, the described wooden connecting rod other end links to each other with described jaw, the initiating terminal of described cambered axle and described frame are fixed by the cambered axle pin, the cambered axle head links to each other with described traction movable joint, described inner shoe links to each other with inside and outside jaw with described traction movable joint, described inner shoe links to each other with described cutter, it is characterized in that described frame links to each other with the chassis of tractor, described gear-box is by gear case body, driving shaft, the left bearing lid, the right bearing lid, belt pulley, one of the transmission of described gear case body bottom, transmission one axle bearing lid is formed, wherein said driving shaft passes the belt pulley of gear housing outside successively, the left bearing lid, the big bevel type gear of gear housing inside, clutch, clutch spring, described right bearing cap seal is lived gear case body, identical closely with described transmission main shaft, described transmission one axle bearing lid is passed in one of described transmission, described transmission one axle bearing lid is tightly connected with gear housing, at described transmission one shaft head is bevel pinion, described bevel pinion and described big umbellate form gears engaged are together, the shift fork rail that one elongated is arranged at described gear housing inner bottom part, more than half circular arc of the front portion of described clutch shifter is stuck in the groove at described clutch rear portion, described clutch shifter and described shift fork rail coincide, and the rotation shift fork rivets together with described clutch shifter in described clutch shifter front portion.

2, a kind of mower according to claim 1 is characterized in that described clutch shifter front portion is more than half circular arc, and there is a draw-in groove at the rear portion, is stuck on the shift fork rail, and the guide post of clutch shifter afterbody and shift fork rail coincide.

3, a kind of mower according to claim 1 is characterized in that described rotation shift fork for circular, and a rotation shift fork action bars is arranged on described rotation shift fork.

4, a kind of mower according to claim 1 is characterized in that described frame is outside and is rectangle, and is inner for falling " convex ", and the head of " convex " of falling in inside has two holes, is the fixing hole of cambered axle and frame.

5, a kind of mower according to claim 1, it is characterized in that described cambered axle on cambered axle bearing holder (housing, cover) top profile shaft linearly.

6, a kind of mower according to claim 5 is characterized in that a lacing wire cover is arranged on the d-axis of described cambered axle, lacing wire is passed the lacing wire cover and linked to each other with tractor chassis.