CN212828745U

CN212828745U - Transmission and supporting mechanism of track

Info

Publication number: CN212828745U
Application number: CN202021391308.0U
Authority: CN
Inventors: 林剑光
Original assignee: Guangxi Luzhai Huaguang Machinery Manufacturing Co ltd
Current assignee: Guangxi Luzhai Huaguang Machinery Manufacturing Co ltd
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2021-03-30
Anticipated expiration: 2030-07-15

Abstract

The utility model discloses a transmission and supporting mechanism of track, include: the two-wheel supporting wheel comprises a central shaft and two single wheels with round outer outlines, and the single supporting wheel is arranged between the two side plates through a third fixing shaft penetrating the axis position of the single supporting wheel, is far away from the driving wheel and the two-wheel supporting wheel and is close to the lower part of the front end of the side plates. The utility model discloses a set up a single supporting wheel and a pair of supporting wheel that has the external tooth, can effectively avoid external soil to splash to the phenomenon of the supporting wheel jamming that causes in this mechanism to the transmission and the supporting mechanism simple structure of this track, it is with low costs, can effectively guarantee the reliability of its work.

Description

Transmission and supporting mechanism of track

Technical Field

The utility model relates to the field of agricultural machinery, more specifically say so and relate to a transmission and supporting mechanism of track.

Background

The transmission and supporting mechanism of the track of the existing small-sized agricultural self-propelled two-drive agricultural machine with two steering functions adopts two groups of double-wheel supporting wheels or a combined structure of a plurality of groups of double-wheel supporting wheels, and is provided with a track tensioner, but in the actual use process, the supporting wheels are easy to be clamped by soil splashed into the mechanism under the action of a working cutter of the agricultural machine in the farmland operation.

Therefore, it is desirable to provide a transmission and support mechanism for a crawler that overcomes the above-mentioned problems. Is a problem that needs to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a transmission and supporting mechanism of track.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a drive and support mechanism for a track, comprising:

two side plates are arranged, the two side plates are parallel to each other and are aligned with each other,

the driving wheel is arranged between the two side plates and close to the tops of the side plates through a first fixing shaft penetrating through the axis of the driving wheel, the axial lines of the driving wheel and the first fixing shaft are perpendicular to the plate surfaces of the side plates, two ends of the first fixing shaft are respectively rotatably connected with the two side plates, a plurality of first external teeth are uniformly distributed on the outer side of the driving wheel,

the double-wheel supporting wheel is arranged between the two side plates through a second fixing shaft penetrating through the axis position of the double-wheel supporting wheel, is far away from the driving wheel and is close to the lower part position of the rear end of the side plate, the double-wheel supporting wheel comprises a central shaft and two single wheels which are fixed through the central shaft and have circular outer contours, the axes of the two single wheels and the central shaft are collinear and are vertical to the plate surfaces of the side plates, the second fixing shaft sequentially penetrates through the two single wheels and the central shaft fixed between the two single wheels, and the two ends of the second fixing shaft are respectively fixed with the two side plates,

the single supporting wheel is arranged between the two side plates through a third fixing shaft penetrating through the axis position of the single supporting wheel, is far away from the driving wheel and the double-wheel supporting wheel and is close to the lower part of the front end of the side plate, the axes of the single supporting wheel and the third fixing shaft are collinear and are perpendicular to the plate surfaces of the side plates, two ends of the third fixing shaft are respectively connected with the two side plates in a sliding mode in the front-back direction, a plurality of second external teeth are evenly distributed on the outer side of the single supporting wheel, and the shapes of the second external teeth are the same as those of the first external teeth,

the geometric centers of the drive wheel and the central shaft and the single support wheel are coplanar and parallel to the side plates.

According to the above technical scheme, compare with prior art, the utility model discloses a set up a single supporting wheel and a pair of supporting wheel that has the external tooth, can effectively avoid external soil to splash the phenomenon of the supporting wheel jamming that causes in this mechanism to the transmission and the supporting mechanism simple structure of this track, it is with low costs, can effectively guarantee the reliability of its work.

Preferably, a bearing seat with two oil seals inside is fixed at the position where the two side plates are rotatably connected with the two ends of the first fixed shaft, a ball bearing is sleeved in the bearing seat, the inner ring of the ball bearing is sleeved on the first fixed shaft, and the outer ring of the ball bearing is fixed with the bearing seat. This setting can avoid the dust to enter into inside the bearing, prevents that the fixed axle is first because the wearing and tearing that the adhesion dust leads to when rotating.

Preferably, two the curb plate with the both ends sliding connection's of fixed axle three position department has seted up the rectangular hole, the length direction in rectangular hole is along curb plate fore-and-aft direction arranges two the curb plate is kept away from one side of single supporting wheel is fixed with an regulating plate respectively, wear to be equipped with adjusting bolt on the regulating plate adjusting bolt has screwed two adjusting nut, the regulating plate is located two between the adjusting nut, adjusting bolt's one end is fixed with the one end of regulating block, the other end of regulating block with the one end of fixed axle three is fixed, adjusting bolt's axis with the length direction in rectangular hole is unanimous. This arrangement ensures that the track can adjust its tension by movement of the single support wheel.

Preferably, two the curb plate is close to one side of drive wheel is fixed with the mud scraper of "Z" font respectively, the mud scraper comprises riser one, diaphragm and riser two, riser one is fixed the curb plate is close to on the face of one side of drive wheel, riser one is on a parallel with the face of curb plate, the one end of diaphragm with the one end integrated into one piece of riser one, the other end of diaphragm with the one end integrated into one piece of riser two, the diaphragm is close to single round and be on a parallel with fixed axle two with the plane that fixed axle three was constituteed, riser two with the diaphragm is perpendicular just the one end of riser two with the diaphragm is kept away from the one end integrated into one piece of riser one, two distance between the riser two is greater than the thickness of external tooth one. This setting can guarantee when this mechanism normal operating, and the earth on the outside limit of two single wheels and the earth of drive wheel both sides can be cleared up at any time to the mud scraper.

Preferably, a fixing rod penetrates between the two side plates, the fixing rod is located between the driving wheel and the single supporting wheel, and the fixing rod is perpendicular to the side plates and cannot interfere with the driving wheel and the single supporting wheel. This setting can guarantee that two curb plates are reliable fixed.

Through foretell technical scheme, compare with prior art, the utility model discloses a transmission and supporting mechanism of track is provided. The following technical effects can be achieved:

the utility model has the advantages that the single supporting wheel with the external teeth II and the double supporting wheels with the circular outline are arranged, the phenomenon of support wheel clamping stagnation caused by splashing of external soil into the mechanism can be effectively avoided, the structure of the transmission and supporting mechanism of the crawler belt is simple, the cost is low, and the working reliability of the crawler belt can be effectively ensured; the single supporting wheel is provided with the adjusting bolt and the adjusting nut which can adjust the position of the single supporting wheel, so that the tension degree of the track can be quickly and effectively adjusted; the bearing seat with the two oil seals inside is fixed at the position where the two side plates are rotatably connected with the two ends of the first fixed shaft, so that the smooth running of the driving wheel can be ensured, and external impurities can be effectively prevented from entering the bearing; through the mud scraper who sets up "Z" font, can clear up the earth on the outside limit of two single wheels and the earth of drive wheel both sides at any time.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is an overall isometric view of a drive and support mechanism for a track;

FIG. 2 is a front view of a drive and support mechanism for the track;

FIG. 3 is a top view of a track drive and support mechanism;

FIG. 4 is a cross-sectional view of the drive and support mechanism of the track;

figure 5 is a side view of a drive and support mechanism for a track.

In the figure:

01 is a side plate, 010 is a long hole, 02 is a driving wheel, 020 is a first external tooth, 03 is a first fixed shaft, 030 is a hexagonal socket, 04 is a double-wheel supporting wheel, 040 is a central shaft, 041 is a single wheel, 05 is a second fixed shaft, 06 is a single supporting wheel, 060 is a second external tooth, 07 is a third fixed shaft, 08 is a bearing seat, 080 is an oil seal, 081 is a ball bearing, 09 is an adjusting plate, 10 is an adjusting bolt, 11 is an adjusting nut, 12 is an adjusting block, 13 is a mud scraper, 130 is a first vertical plate, 131 is a transverse plate, 132 is a second vertical plate, and 14 is a fixed rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model discloses a transmission and support mechanism of a crawler belt, which can effectively avoid the phenomenon of support wheel jamming caused by external soil splashing into the mechanism by arranging a single support wheel 06 with two 060 outer teeth and a double support wheel with a circular outer contour; the single supporting wheel 06 is provided with the adjusting bolt 10 and the adjusting nut 11 which can adjust the position of the single supporting wheel 06, so that the tension degree of the crawler belt can be quickly and effectively adjusted; the bearing seat 08 with the two oil seals 080 inside is fixed at the positions where the two side plates 01 are rotatably connected with the two ends of the first fixed shaft 03, so that the driving wheel 02 can run smoothly on one hand, and external impurities can be effectively prevented from entering the bearing on the other hand; through the arrangement of the Z-shaped mud scraper 13, the mud on the outer side edges of the two single wheels 041 and the mud on the two sides of the driving wheel 02 can be cleaned at any time.

Examples

Referring to fig. 1-5, the present invention provides a transmission and support mechanism for a track, including:

the side plates 01 are arranged, the two side plates 01 are parallel to each other, and all sides of the two side plates 01 are aligned.

The driving wheel 02 and the driving wheel 02 are mounted between the two side plates 01 through a first fixing shaft 03 penetrating through the axis of the driving wheel 02 and are close to the tops of the side plates 01, the axial lines of the driving wheel 02 and the first fixing shaft 03 are perpendicular to the plate surfaces of the side plates 01, two ends of the first fixing shaft 03 are respectively rotatably connected with the two side plates 01, and a plurality of first external teeth 020 are uniformly distributed on the outer side of the driving wheel 02 and are integrally formed.

The double-wheel supporting wheel 04 is installed between the two side plates 01 and is far away from the driving wheel 02 and is close to the lower portion of the rear end of the side plate 01 through a fixing shaft two 05 arranged at the axis center position of the double-wheel supporting wheel 04 in a penetrating mode, the double-wheel supporting wheel 04 comprises a central shaft 040 and two single wheels 041 which are fixed through the central shaft 040 and are circular in outline, the axes of the two single wheels 041 and the central shaft 040 are collinear and perpendicular to the plate surfaces of the side plates 01, the fixing shaft two 05 penetrates through the two single wheels 041 and the central shaft 040 fixed between the two single wheels 041 in sequence, and two ends of the fixing shaft two 05 are fixed with the two.

The single supporting wheel 06 is installed between the two side plates 01 through a fixing shaft three 07 penetrating through the axis position of the single supporting wheel 06, the single supporting wheel 06 is far away from the driving wheel 02 and the double-wheel supporting wheel 04 and is close to the lower position of the front end of the side plate 01, the axes of the single supporting wheel 06 and the fixing shaft three 07 are collinear and are perpendicular to the plate surfaces of the side plates 01, two ends of the fixing shaft three 07 are respectively connected with the two side plates 01 in a sliding mode in the front-back direction, a plurality of outer teeth two 060 are evenly distributed on the outer side of the single supporting wheel 06, and the outer teeth two 060 are.

The geometric centers of the drive wheel 02 and the central shaft 040, as well as the single support wheel 06, are coplanar and parallel to the side plate 01.

A bearing seat 08 with two oil seals 080 inside is fixed at the positions where two side plates 01 are rotatably connected with two ends of a first fixing shaft 03, a ball bearing 081 is sleeved in the bearing seat 08, the inner ring of the ball bearing 081 is sleeved on the first fixing shaft 03, the outer ring of the ball bearing 081 is fixed with the bearing seat 08, and a hexagon socket head connecting hole 030 is formed in the end face of one end of the first fixing shaft 03 and is used for being connected with an external power input end.

The long holes 010 are formed in the positions of the two side plates 01 and the two ends of the fixed shaft III 07 in a sliding connection mode, the length direction of the long holes 010 is arranged in the front-back direction of the side plates 01, one side, far away from the single supporting wheel 06, of the two side plates 01 is respectively fixed with an adjusting plate 09, an adjusting bolt 10 penetrates through the adjusting plate 09, two adjusting nuts 11 are screwed on the adjusting bolt 10, the adjusting plate 09 is located between the two adjusting nuts 11, one end of the adjusting bolt 10 is fixed with one end of an adjusting block 12, the other end of the adjusting block 12 is fixed with one end of the fixed shaft III 07, and the axis of the adjusting bolt 10 is consistent with the length direction of the long holes 010.

The two side plates 01 are respectively fixed with a Z-shaped mud scraper 13 on one side close to the driving wheel 02, the mud scraper 13 comprises a first vertical plate 130, a transverse plate 131 and a second vertical plate 132, the first vertical plate 130 is fixed on the plate surface of one side of the side plates 01 close to the driving wheel 02, the first vertical plate 130 is parallel to the plate surface of the side plates 01, one end of the transverse plate 131 and one end of the first vertical plate 130 are integrally formed, the other end of the transverse plate 131 and one end of the second vertical plate 132 are integrally formed, the transverse plate 131 is close to the single wheel 041 and is parallel to the plane formed by the second fixing shaft 05 and the third fixing shaft 07, the two vertical plates 132 are perpendicular to the transverse plate 131, one end of the second vertical plate 132 and one end of the transverse plate 131 far away from the first vertical plate 130 are.

A fixing rod 14 penetrates between the two side plates 01, the fixing rod 14 is positioned between the driving wheel 02 and the single supporting wheel 06, and the fixing rod 14 is perpendicular to the side plates 01 and cannot interfere with the driving wheel 02 and the single supporting wheel 06.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A drive and support mechanism for a track, comprising:

the side plates (01) are arranged in two, the two side plates (01) are parallel to each other, and each side is aligned,

the driving wheel (02) is installed between the two side plates (01) through a first fixing shaft (03) penetrating through the axis position of the driving wheel (02) and close to the top of the side plates (01), the axial lead of the driving wheel (02) and the first fixing shaft (03) is perpendicular to the plate surfaces of the side plates (01), the two ends of the first fixing shaft (03) are respectively connected with the two side plates (01) in a rotating manner, a plurality of first outer teeth (020) are uniformly distributed on the outer side of the driving wheel (02),

the double-wheel supporting wheel (04) is arranged between the two side plates (01) through a second fixing shaft (05) penetrating through the axis position of the double-wheel supporting wheel (04), is far away from the driving wheel (02) and is close to the lower position of the rear end of the side plates (01), the double-wheel supporting wheel (04) comprises a central shaft (040) and two single wheels (041) which are fixed through the central shaft (040) and have circular outer contours, the axes of the two single wheels (041) and the central shaft (040) are collinear and perpendicular to the plate surfaces of the side plates (01), the second fixing shaft (05) sequentially penetrates through the two single wheels (041) and the central shaft (040) fixed between the two single wheels (041), and two ends of the second fixing shaft (05) are respectively fixed with the two side plates (01),

a single supporting wheel (06), the single supporting wheel (06) is installed between two side plates (01) through a fixed shaft three (07) penetrating through the axis position of the single supporting wheel (06), the single supporting wheel (06) is far away from the driving wheel (02) and the double-wheel supporting wheel (04) and is close to the lower position of the front end of the side plate (01), the axis of the single supporting wheel (06) and the axis of the fixed shaft three (07) are collinear and are all perpendicular to the plate surface of the side plate (01), two ends of the fixed shaft three (07) are respectively in sliding connection with the two side plates (01) in the front-back direction, a plurality of outer teeth two (060) are evenly distributed on the outer side of the single supporting wheel (06), and the outer teeth two (060) are the same as the outer teeth one (,

the geometric centers of the drive wheel (02) and the central shaft (040) and of the single support wheel (06) are coplanar and parallel to the side plate (01).

2. A drive and support mechanism for a track as claimed in claim 1, wherein: a bearing seat (08) with two oil seals (080) inside is fixed at the positions where the two side plates (01) are rotatably connected with the two ends of the first fixed shaft (03), a ball bearing (081) is sleeved in the bearing seat (08), the inner ring of the ball bearing (081) is fixedly sleeved on the first fixed shaft (03), and the outer ring of the ball bearing (081) is fixed with the bearing seat (08).

3. A drive and support mechanism for a track as claimed in claim 1, wherein: a long hole (010) is arranged at the position where the two side plates (01) are in sliding connection with the two ends of the fixed shaft III (07), the length direction of the elongated hole (010) is arranged along the front-rear direction of the side plate (01), an adjusting plate (09) is respectively fixed on one side of each of the two side plates (01) far away from the single supporting wheel (06), an adjusting bolt (10) penetrates through the adjusting plate (09), two adjusting nuts (11) are screwed on the adjusting bolt (10), the adjusting plate (09) is positioned between the two adjusting nuts (11), one end of the adjusting bolt (10) is fixed with one end of the adjusting block (12), the other end of the adjusting block (12) is fixed with one end of the fixed shaft III (07), the axis of the adjusting bolt (10) is consistent with the length direction of the long hole (010).

4. A drive and support mechanism for a track as claimed in claim 1, wherein: two sides of the side plates (01) close to the driving wheel (02) are respectively fixed with a Z-shaped mud scraper (13), the mud scraper (13) consists of a first vertical plate (130), a transverse plate (131) and a second vertical plate (132), the first vertical plate (130) is fixed on the plate surface of one side of the side plates (01) close to the driving wheel (02), the first vertical plate (130) is parallel to the plate surface of the side plates (01), one end of the transverse plate (131) is integrally formed with one end of the first vertical plate (130), the other end of the transverse plate (131) is integrally formed with one end of the second vertical plate (132), the transverse plate (131) is close to the single wheel (041) and is parallel to the plane formed by the second fixed shaft (05) and the third fixed shaft (07), the second vertical plate (132) is perpendicular to the transverse plate (131), and one end of the transverse plate (132) and one end of the transverse plate (131) far away from the first vertical plate (130) are integrally formed, the distance between the two second risers (132) is larger than the thickness of the first outer teeth (020).

5. A drive and support mechanism for a track as claimed in claim 1, wherein: a fixing rod (14) penetrates between the two side plates (01), the fixing rod (14) is located between the driving wheel (02) and the single supporting wheel (06), and the fixing rod (14) is perpendicular to the side plates (01) and cannot interfere with the driving wheel (02) and the single supporting wheel (06).