CN203439160U

CN203439160U - Semi-crawler walking mechanism of harvester

Info

Publication number: CN203439160U
Application number: CN201320602633.0U
Authority: CN
Inventors: 刘秀臣
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-09-28
Filing date: 2013-09-28
Publication date: 2014-02-19
Anticipated expiration: 2023-09-28

Abstract

The utility model discloses a semi-crawler walking mechanism of a harvester. The semi-crawler walking mechanism comprises a supporting carriage assembly, a driving wheel, a guide device, a tension device, a crawler guide plate and a rubber crawler, wherein the supporting carriage assembly comprises a supporting beam, supporting through shafts, a supporting through shaft seat, a supporting arm, a supporting wheel and a supporting wheel shaft, the guide device and the tension device are fixed at two ends on the supporting beam of the supporting carriage assembly, the supporting through shaft seat is fixed in the middle on the supporting beam, the driving wheel is matched with a side reduction shaft of the harvester to be fixed, the rubber crawler is matched with the supporting wheel, a guide wheel, a tension wheel and the driving wheel, and the axle distance between the axle center of the driving wheel and the axle center of one carriage connecting through shaft is 150cm-165cm. According to the utility model, the weight of the walking mechanism is reduced effectively; the supporting is separated from the driving by virtue of the supporting arm and the supporting through shafts, and thus the travelling and turning resistance is reduced; the harvester which is of a semi-crawler type is suitable for operation in paddy fields and on soft parcels, and the operation is flexible and convenient; a transmission system of an original harvester is not changed, the installation and maintenance are convenient and the cost is low.

Description

Cropper half-track traveling gear

Technical field

The utility model relates to field machine, especially a kind of cropper half-track traveling gear.

Background technology

Cropper, in field machine kind, belongs to comparatively large-scale mechanical equipment.Traditional cropper front and back wheel is rubber tire.Staple crops on the soil, northeast of the original length and breadth of land are wheats, use rubber tire to have its results speed, the advantage such as flexible in dry land results.But at present along with farmland improvement, most of dry land is all transformed into paddy field, rice cultivation becomes the chief crop on farm.In paddy field, operate, rubber tire cropper has not obviously had advantage, in operation because the phenomenon that tire sink and even to stop operation appears in the unfavorable factors such as ground moisture is large, soft.Particularly, when the rainy time, more to get the harvest in quickly more difficult operation.In order to adapt to paddy field and waterlogged lowland operation, there is full crawler belt metallic bond rail traveling gear, half-track metallic bond rail traveling gear and full crawler belt rubber chain rail traveling gear, the limit that the bogie assembly of its full crawler belt metallic bond rail mechanism and half-track metallic bond rail is directly installed on cropper transmission system subtracts on axle, because the weight of metallic bond rail is large, the driving system of cropper is worked all the time under overload state, especially when turning, resistance is large, limit in driving system subtracts axle and easily damages, full crawler belt rubber chain rail traveling gear, although the load of driving system alleviates to some extent, but its bogie assembly is to be also directly installed on limit to subtract on axle, owing to being full crawler travel, the area of kiss the earth is large, walking resistance and turning resistance are large, rapid wear bad selvedge the same as with half-track metallic bond rail traveling gear full crawler belt metallic bond rail traveling gear subtracts.Moreover the height of its guide wheel is low, while crossing rice field stalk, be obstructed, must strengthen delivery quality, crawler belt is taken off rice field stalk after low can pass by, cropper in the past after, manually again rice field is obstructed and is propped up, reduced operating efficiency, increased artificial labour intensity.

Summary of the invention

In order to overcome rubber tire cropper, be not suitable with the deficiency of paddy field and the operation of soft plot, the utility model provides a kind of cropper half-track traveling gear, this cropper half-track traveling gear not only can alleviate the weight of traveling gear, and taked the chassis on the Zhi Chongliang in bogie to connect axis, by a weighing arm and cropper limit, subtracting dust boot bolt of rear end plate is fixed, Zhi Chongyu is driven apart, thereby can reach the resistance that reduces walking and turn, not fragile cropper limit subtracts, and reduces the object of consumption of fuel and hand labor intensity.

The technical scheme in the invention for solving the technical problem is, the structure of the anti-sunken half-track traveling gear of cropper polygon rubber of both sides is identical with mounting process, take a side as example, comprise bogie assembly, drive wheel, guiding device, tightening device, crawler belt guide plate and rubber belt track, bogie assembly comprises Zhi Chongliang, prop up heavy axis, prop up heavy axis seat, prop up weighing arm, caterpillar wheel, supporting wheel shaft, wherein, the two ends above of Zhi Chongliang in bogie assembly are fixing guiding device, tightening device, prop up heavy axis seat, prop up heavy axis seat and coordinate solid welding with Zhi Chongliang center, prop up a heavy axis with fixing having of heavy axis seat, propping up weighing arm is fixed with a heavy axis, weighing arm and reaper limit subtract cover of dust barrel bolt and fix, the uniform fixing supporting wheel shaft that has in the bottom surface of Zhi Chongliang, what coordinate with supporting wheel shaft has two pairs of crawler belt guide plates that have that caterpillar wheel and heavy soffit be fixed, subtract with reaper limit the drive wheel that has that axle is fixed, with caterpillar wheel, guide wheel, tension wheel and drive wheel coordinate rubber belt track, drive wheel axle center is connected axis axle center wheelbase with chassis is 150-165 centimetre, a described heavy axis comprises major semiaxis, semi-minor axis, there is square flange at major semiaxis two ends, semi-minor axis coordinates solid welding with circular hole under a weighing arm, between supporting axle and a weighing arm, be welded with brace panel, there is square flange one end, there is unthreaded hole another end termination, the square flange barrel bolt at the square flange of the semi-minor axis of both sides and major semiaxis two ends are fixed, the semi-minor axis another end of both sides coordinates with a heavy axis seat internal diameter for both sides respectively, termination unthreaded hole is relative with a unthreaded hole of heavy axis seat, pin is fixing, guiding device in described trolley assembly is by guide wheel carrier base, guide wheel support, guide wheel forms, guide wheel carrier base center is rectangular cavity, guide wheel carrier base and Zhi Chongliang top one end solid welding, guide wheel support front opening, there is cradling piece rear end, cradling piece and the solid welding of guide wheel carrier base, guide wheel rolls and coordinates with guide wheel support front opening, bolt is fixed, tightening device in described trolley assembly is by tension pulley support seat, tension pulley support, screw rod is adjusted in tensioning, tilt adjustments screw rod, tension wheel forms, tension pulley support seat is rectangular steel tube, rectangular steel tube both sides are welded with bolt guide holder, respectively there is unthreaded hole in bolt guide holder the place ahead of both sides, rectangular steel tube top is welded with tilt nut and forms tension pulley support seat, tension pulley support front opening, there is sliding bar rear end, positioning plate, tension pulley support both sides have tensioning to adjust screw rod, tensioning is adjusted on screw rod nut, screw rod one end and tension pulley support solid welding are adjusted in tensioning, the rectangular steel tube inner chamber bearing fit of the sliding bar of tension pulley support rear end and tension pulley support seat, the tensioning of both sides is adjusted screw rod and is coordinated with bolt guide holder the place ahead unthreaded hole of tension pulley support seat both sides, one end is square tilt adjustments screw rod and tilt nut screw thread fit, tilt adjustments screw rod round nose coordinates with positioning plate, tension wheel rolls and coordinates with tension pulley support front opening, fluted nut is fixed, a described heavy axis seat coordinates solid welding with Zhi Chongliang center, prop up between heavy axis seat external diameter and Zhi Chongliang and be welded with support reinforcing plate, outside heavy axis seat, there is unthreaded hole termination, prop up heavy axis seat termination and have gear cap, gear cap has unthreaded hole relative with the unthreaded hole of termination outside a heavy axis seat, a described weighing arm is by welded steel plate, top is evenly equipped with unthreaded hole, circular hole is arranged at bottom.

The beneficial effects of the utility model are, effectively alleviate the weight of traveling gear, by a weighing arm and a heavy axis, Zhi Chongyu is driven apart, the resistance that reduces walking and turn, cropper is more suitable for paddy field and the operation of soft plot after changing half-track form into, flexibly and easily, do not change the driving system of former cropper, installation and maintenance are convenient and with low cost.

Accompanying drawing explanation:

In conjunction with drawing, the utility model is further illustrated.

Fig. 1. be the utility model structural front view;

Fig. 2. for the utility model chassis connects axis constructional drawing;

Fig. 3. for the utility model chassis props up heavy girder construction view;

Fig. 4. be the right elevation of the utility model Fig. 3;

Fig. 5. for the utility model props up weighing arm seam and supporting axle noose composition.

The specific embodiment:

The utility model specific embodiment is, the structure of the anti-sunken half-track traveling gear of cropper polygon rubber of both sides is identical with mounting process, take a side as example, comprise bogie assembly, drive wheel, guiding device, tightening device, crawler belt guide plate and rubber belt track, with reference to Fig. 1, Fig. 2, bogie assembly comprises Zhi Chongliang 26, prop up

heavy axis

30, 28, prop up heavy axis seat 12, prop up weighing arm 11, caterpillar wheel 24, supporting wheel shaft 31, wherein, the two ends above of Zhi Chongliang 26 in bogie assembly are fixing guiding device 3, tightening device 19, prop up heavy axis seat 12, prop up

heavy axis seat

12 and 26 of Zhi Chongliang and be welded with brace panel 13, with heavy axis seat 12 fixing have a

heavy axis

30, 28, prop up weighing arm 11 and a

heavy axis

30, 28 are fixed, weighing arm 11 and reaper limit subtract cover of dust 27 barrel bolt and fix, the uniform fixing supporting wheel shaft 31 that has in the bottom surface of Zhi Chongliang 26, bearing inner ring in the bearing seat of supporting wheel shaft 31 external diameters and caterpillar wheel 24 coordinates, caterpillar wheel 24 internal diameters coordinate with the outer race in bearing seat, there are two pairs of crawler belt guide plates 25 with Zhi Chongliang 26 bottom surfaces are fixed, with reaper limit subtract axle 9 barrel bolt 8 fixing have a drive wheel 7, with caterpillar wheel 24, guide wheel 1, tension wheel 17 and drive wheel 7 coordinates rubber belt track 6, drive wheel 7 axle center 9 are connected axis 30 axle center wheelbase with chassis is 150-165 centimetre, with reference to Fig. 2, Fig. 3, Fig. 4, Fig. 5, a described heavy axis comprises major semiaxis 28, semi-minor axis 30, there is square flange 29 at major semiaxis 28 two ends, semi-minor axis 30 coordinates solid welding with 11 times circular holes 29 of weighing arm,

semi-minor axis

30 and 11 of a weighing arm are welded with brace panel 35, there is square flange 29 semi-minor axis 30 one end, there is unthreaded hole 34 another end termination, the square flange 29 of the semi-minor axis 30 of both sides is fixed with the square flange barrel bolt at major semiaxis 28 two ends, semi-minor axis 30 another ends of both sides coordinate with heavy axis seat 12 internal diameter for both sides respectively, termination unthreaded hole is relative with the unthreaded hole 34 of a heavy axis seat, pin 33 is fixing, with reference to Fig. 1, Fig. 3, with the guiding device in described trolley assembly by guide wheel carrier base 5, guide wheel support 3, guide wheel 1 forms, guide wheel carrier base 5 centers are rectangular cavity, guide wheel carrier base 5 and Zhi Chongliang 26 one end, top solid weldings, guide wheel support 3 front openings, there is cradling piece 4 rear end,

cradling piece

4 and 3 solid weldings of guide wheel carrier base, guide wheel 1 rolls and coordinates with guide wheel support 3 front openings, bolt 2 is fixing, with reference to Fig. 1, Fig. 3, Fig. 4, tightening device in described trolley assembly is by tension pulley support seat 22, tension pulley support 19, screw rod 21 is adjusted in tensioning, tilt adjustments screw rod 14, tension wheel 17 forms, tension pulley support seat 19 is rectangular steel tube, rectangular steel tube both sides are welded with bolt guide holder 32, respectively there is unthreaded hole 36 in bolt guide holder 32 the place aheads of both sides, rectangular steel tube top is welded with tilt nut 15 and forms tension pulley support seat, tension pulley support 19 front openings, there is sliding bar 23 rear end, positioning plate 16, tension pulley support 19 both sides have tensioning to adjust screw rod 21, tensioning is adjusted on screw rod 21 nut 20, screw rod 21 one end and tension pulley support 19 solid weldings are adjusted in tensioning, the sliding bar 23 of tension pulley support 19 rear ends and the rectangular steel tube inner chamber bearing fit of tension pulley support seat 22, the tensioning of both sides is adjusted screw rod 21 and is coordinated with bolt guide holder 32 the place ahead unthreaded holes 36 of tension pulley support seat both sides, one end is square tilt adjustments screw rod 14 and tilt nut 15 screws thread fit, tilt adjustments screw rod 14 round noses coordinate with positioning plate 16, tension wheel 17 coordinates with tension pulley support 19 front openings, fluted nut 18 is fixing, with reference to Fig. 1, Fig. 3, a described heavy axis seat 12 coordinates solid welding with Zhi Chongliang 26 centers, prop up heavy axis seat 12 terminations, outside and have unthreaded hole 34, prop up heavy axis seat 12 terminations and have gear cap, gear cap has unthreaded hole relative with the unthreaded hole 34 of termination outside a heavy axis seat, a described weighing arm 11 is by welded steel plate, top is evenly equipped with unthreaded hole 10, circular hole 29 is arranged at bottom.

Claims

1. cropper half-track traveling gear, comprises bogie assembly, drive wheel, guiding device, tightening device, crawler belt guide plate and rubber belt track, bogie assembly comprises Zhi Chongliang, prop up heavy axis, prop up heavy axis seat, prop up weighing arm, caterpillar wheel, supporting wheel shaft, is characterized in that, the two ends above of the Zhi Chongliang in bogie assembly are fixing guiding device, tightening device, prop up heavy axis seat, heavy axis seat coordinates solid welding with Zhi Chongliang center, with a heavy axis seat fixing have a heavy axis, a weighing arm weighs an axis and is fixed with propping up, weighing arm and reaper limit subtract cover of dust barrel bolt and fix, the uniform fixing supporting wheel shaft that has in the bottom surface of Zhi Chongliang, what coordinate with supporting wheel shaft has a caterpillar wheel, has two pairs of crawler belt guide plates with a heavy soffit is fixed, subtract with reaper limit the drive wheel that has that axle is fixed, with caterpillar wheel, guide wheel, tension wheel and drive wheel coordinate rubber belt track, and drive wheel axle center is connected axis axle center wheelbase with chassis is 150-165 centimetre.

2. cropper half-track traveling gear according to claim 1, it is characterized in that, prop up heavy axis and comprise that there is square flange at major semiaxis, semi-minor axis, major semiaxis two ends, semi-minor axis coordinates solid welding with circular hole under a weighing arm, between supporting axle and a weighing arm, be welded with brace panel, there is square flange one end, there is unthreaded hole another end termination, the square flange barrel bolt at the square flange of the semi-minor axis of both sides and major semiaxis two ends are fixed, the semi-minor axis another end of both sides coordinates with a heavy axis seat internal diameter for both sides respectively, termination unthreaded hole is relative with a unthreaded hole of heavy axis seat, and pin is fixing.

3. cropper half-track traveling gear according to claim 1, it is characterized in that, guiding device is comprised of guide wheel carrier base, guide wheel support, guide wheel, guide wheel carrier base center is rectangular cavity, guide wheel carrier base and Zhi Chongliang top one end solid welding, guide wheel support front opening, there are cradling piece, cradling piece and the solid welding of guide wheel carrier base in rear end, guide wheel rolls and coordinates with guide wheel support front opening, and bolt is fixed.

4. cropper half-track traveling gear according to claim 1, it is characterized in that, tightening device is by tension pulley support seat, tension pulley support, screw rod is adjusted in tensioning, tilt adjustments screw rod, tension wheel forms, tension pulley support seat is rectangular steel tube, rectangular steel tube both sides are welded with bolt guide holder, respectively there is unthreaded hole in bolt guide holder the place ahead of both sides, rectangular steel tube top is welded with tilt nut and forms tension pulley support seat, tension pulley support front opening, there is sliding bar rear end, positioning plate, tension pulley support both sides have tensioning to adjust screw rod, tensioning is adjusted on screw rod nut, screw rod one end and tension pulley support solid welding are adjusted in tensioning, the rectangular steel tube inner chamber bearing fit of the sliding bar of tension pulley support rear end and tension pulley support seat, the tensioning of both sides is adjusted screw rod and is coordinated with bolt guide holder the place ahead unthreaded hole of tension pulley support seat both sides, one end is square tilt adjustments screw rod and tilt nut screw thread fit, tilt adjustments screw rod round nose coordinates with positioning plate, tension wheel rolls and coordinates with tension pulley support front opening, fluted nut is fixed.

5. cropper half-track traveling gear according to claim 1, it is characterized in that, prop up between heavy axis seat external diameter and Zhi Chongliang and be welded with support reinforcing plate, outside heavy axis seat, there is unthreaded hole termination, there is gear cap heavy axis seat termination, and outside gear cap has unthreaded hole and weighs axis seat, the unthreaded hole of termination is relative.

6. cropper half-track traveling gear according to claim 1, is characterized in that, a weighing arm is by welded steel plate, and top is evenly equipped with unthreaded hole, and circular hole is arranged at bottom.