CN210680970U

CN210680970U - Traveling mechanism for agricultural machine

Info

Publication number: CN210680970U
Application number: CN201920613818.9U
Authority: CN
Inventors: 汤笑礼
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-06-05
Anticipated expiration: 2029-04-30

Abstract

The utility model relates to a running gear for agricultural machine, it includes the automobile body and installs axletree and support about on the automobile body, the axletree overcoat is equipped with the axle housing that is interior hollow awl column, the axle housing has seted up the wearing groove along its surface downwards, the axle housing is located the perpendicular downward uplift in week side of wearing groove and constitutes the installation department, install the gear box in the installation department, the one end of gear box is passed and is worn groove to axle housing inner wall fixed, the one end of axletree extends and passes gear box and support to the automobile body outside, install the driven shaft in the gear box, the one end of driven shaft is passed the gear box and is outwards extended, main running gear and vice running gear are installed respectively to the lateral surface and the medial surface of support, the axletree is located the outer one end of support and is connected with main running gear, the. This technical scheme is through many track drives, can be suitable for farmland, highway environment, and overall structure is stable can not cause the subsidence when the operation of farmland, and the operation effect of going is good.

Description

Traveling mechanism for agricultural machine

Technical Field

The utility model relates to the field of agricultural machinery, what specifically say is a running gear for agricultural machine.

Background

The crawler-type agricultural machine is also called a caterpillar track agricultural machine or a caterpillar track agricultural machine, and is one kind of agricultural machine, a walking mechanism of the crawler-type agricultural machine is generally a double-crawler-type drive, the walking mechanism is divided into a flat crawler type and a triangular crawler type according to the crawler type, the walking mechanism is supported on the ground through a coiled annular crawler, the crawler contacts the ground, a spike is inserted into the ground, a driving wheel continuously rolls up the crawler from the rear direction through the meshing between gear teeth on the driving wheel and a crawler plate joint pin of the caterpillar-type agricultural machine under the action of driving torque, the crawler of a grounding part provides backward acting force for the ground, and the ground correspondingly provides forward reacting force for the crawler, and pushes the agricultural machine to move forward.

The double-crawler type agricultural machine has the advantages that when the double-crawler type agricultural machine runs in soft farmland, the contact area between the crawler and the surface of the farmland is too small, sinking is easily caused, and operation is affected, and the double-crawler type agricultural machine has certain defects, the double-crawler type walking mechanism adopting the flat crawler type walking mechanism is unstable in structure, is easy to cause side turning and other problems during running, is easy to damage the road surface when running on the road surface, and although the double-crawler type walking mechanism adopting the triangular crawler type walking mechanism is stable in structure, can run on the road surface and is convenient to replace, the double-crawler type walking mechanism adopting the triangular crawler type walking mechanism is poor in running effect in the farmland.

SUMMERY OF THE UTILITY MODEL

To above circumstances, for overcoming the defect of above prior art, the utility model aims at providing a many track drives, can be suitable for farmland, highway environment simultaneously, overall structure is stable can not arouse when the operation of farmland sinking, and the good running gear who is applied to agricultural machine of operation effect of traveling.

In order to achieve the above object, the technical solution of the present invention is:

the utility model provides a running gear for agricultural machine, it includes the automobile body and installs left and right sides axletree and support on the automobile body, the axletree overcoat is equipped with the axle housing that is hollow cone column, the axle housing has seted up the wearing groove along its surface, the axle housing is located the week side vertical downward uplift of wearing groove and constitutes the installation department, install the gear box in the installation department, the one end of gear box is passed the wearing groove and is fixed to axle housing inner wall, the one end of axletree extends and passes gear box and support in proper order to the automobile body outside, install the driven shaft in the gear box, the one end of driven shaft passes the gear box and outwards extends, main running gear and vice running gear are installed respectively to the lateral surface and the medial surface of support, the axletree is located the outer one end of support and is connected.

Preferably, the main traveling mechanism includes: the first crawler belt is wound on the circumferential surfaces of the main driving wheel, the main guide wheel, the tensioning wheel and the main guide wheel and is in transmission connection with the main guide wheel.

Preferably, a guide groove is formed in the outer side surface of the support, a plurality of positioning holes are formed in the periphery of the highest point of the guide groove, and the main guide wheel is slidably mounted in the guide groove.

Preferably, the main guide wheel is provided with a fastening device, and the fastening device can be matched with the positioning hole to fix the main guide wheel.

Preferably, the sub-traveling mechanism includes: the second crawler belt is wound on the circumferential surfaces of the auxiliary driving wheel, the auxiliary guide wheel, the auxiliary heavy wheel and the tow belt wheel and is in transmission connection with the auxiliary driving wheel, the auxiliary heavy wheel and the tow belt wheel.

Preferably, the gear box includes: the highest points of the outer surfaces of the auxiliary driving wheel, the auxiliary guide wheel and the towing wheel of the auxiliary traveling mechanism are positioned on the same horizontal plane.

Preferably, the gear box further comprises: the first gear is arranged on the axle, and the second gear is arranged on the driven shaft and is in meshing transmission with the first gear.

Preferably, the mounting portion upper cover is provided with and closed by a top cover, and the top cover is screwed with the mounting portion.

Preferably, the outer side surface and the inner side surface of the support are both provided with a protection plate, and the main travelling mechanism and the auxiliary travelling mechanism are both arranged below the protection plate.

Compared with the prior art, the utility model has the advantages of:

the two sides of the agricultural machine are respectively provided with a main travelling mechanism and an auxiliary travelling mechanism, namely, the two sides of the agricultural machine respectively comprise a triangular crawler travelling mechanism and a flat crawler travelling mechanism, the weight of a vehicle body is borne by a stable structure of a triangular crawler, the auxiliary travelling mechanism of the flat crawler is additionally arranged below the vehicle body to divide the vehicle body into the main travelling mechanism, the problem that the structure of the double-crawler travelling mechanism is unstable is solved, meanwhile, the contact area of the four-crawler type structure and a muddy ground is larger, the high-power agricultural machine can be prevented from being sunk into the muddy ground when the agricultural machine travels again, and the damage degree to the road surface can be reduced to the minimum when the agricultural machine travels on the road surface.

Meanwhile, the main guide wheel of the main travelling mechanism can slide and be fixed along the guide groove, the first crawler belt is taken down, and the first crawler belt is wound on the circumferential surfaces of the main driving wheel, the displaced main guide wheel, the main heavy wheel and the tension wheel again, the main travelling mechanism is changed into a flat crawler type travelling mechanism, a four-flat crawler type travelling mechanism is formed by the auxiliary driving mechanism, the problem that the structure of the double-crawler type travelling mechanism is unstable is solved, and the stability during travelling in a muddy ground is further improved.

Drawings

Fig. 1 is a schematic plan view of the present invention in a top view;

FIG. 2 is a schematic view of a partial plan structure of the present invention;

fig. 3 is a schematic perspective view of the main traveling mechanism and the bracket of the present invention;

fig. 4 is a schematic perspective view of the main traveling mechanism of the present invention;

fig. 5 is a schematic perspective view of the auxiliary traveling mechanism of the present invention;

fig. 6 is a schematic structural diagram of one embodiment of the present invention.

As shown in the figure:

the automobile body, 2 axletrees, 3 supports, 3.1 guide way, 3.2 locating holes, 3.3 guard plates, 4 axletree shells, 4.1 wear groove, 4.2 installation departments, 5 gear boxes, 5.1 driven shafts, 5.2 first gears, 5.3 second gears, 6 main running gear, 6.1 first track, 6.2 main drive wheel, 6.3 main leading guide wheels, 6.3.1 leading guide wheels after removal, 6.4 take-up pulleys, 6.5 main heavy wheel, 7 vice running gear, 7.1 second track, 7.2 vice drive wheel, 7.3 vice guide wheels, 7.4 tow band wheels, 7.5 vice heavy wheel, 8 fastener, 9 top caps, 10 wheel hub.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are usually arranged in when used, and are used for the convenience of description only, and do not indicate or imply that the orientations are required to have specific orientations and specific orientations, configurations and operations, and thus, the present invention is not to be construed as being limited.

As shown in fig. 1 and 2, a traveling mechanism for agricultural machine comprises a vehicle body 1, a left and a right axles 2 and a bracket 3 mounted on the vehicle body 1, a hollow cone-shaped axle housing 4 is sleeved outside the axle 1, a through groove 4.1 is formed in the axle housing 4 along the surface lower part thereof to communicate the space outside the axle housing 4 with the inner space of the axle housing 4, the axle housing 4 is vertically and downwardly protruded at the peripheral side of the through groove 4.1 to form a mounting part 4.2, a gear box 5 is mounted in the mounting part 4.2, one end of the gear box 5 is fixed to the inner wall of the axle housing 4 through the through groove 4.1, generally, the axle 2 is located in the axle housing 4, one end of the axle 2 is connected with a differential mechanism and the other end of the axle 2 extends to the outside of the vehicle body 1, at this time, the axle 2 sequentially passes through the gear box 5 located in the axle housing 4 and the bracket 3 fixed on the vehicle body 1, one end of a driven shaft 5.1, and a driven shaft 5, the outer side surface and the inner side surface of the support 3 are respectively provided with a main travelling mechanism 6 and an auxiliary travelling mechanism 7, one end of the axle 2, which is positioned outside the support 3, is connected with the main travelling mechanism 6, and one end of the driven shaft 5.1, which is positioned outside the gear box 5, is connected with the auxiliary travelling mechanism 7.

As shown in fig. 4, the main traveling mechanism 6 includes: the main driving wheel 6.2 is mounted on the axle 2 and driven to rotate by the rotation of the axle 2, the main guide wheel 6.3, the tension wheel 6.4 and the main heavy wheel 6.5 are all mounted on the outer side face of the bracket 3, the main guide wheel 6.3 and the tension wheel 6.4 are mounted on two lower sides of the main driving wheel 6.2, the main heavy wheel 6.5 is mounted between the main guide wheel 6.3 and the tension wheel 6.4, the first crawler 6.1 is wound on the circumferential faces of the main driving wheel 6.2, the main guide wheel 6.3, the tension wheel 6.4 and the main heavy wheel 6.5 and is in transmission connection with the circumferential faces, and the first crawler 6.1, the main driving wheel 6.2, the main guide wheel 6.3, the tension wheel 6.4 and the main heavy wheel 6.5 form a triangular crawler mechanism.

As shown in fig. 4, further, a guide groove 3.1 is formed on the outer side surface of the bracket 3, and the highest position of the guide groove 3.1 and the axis of the main driving wheel 6.2 are located on the same horizontal plane.

As shown in fig. 4, further, a plurality of positioning holes 3.2 arranged along the shape are arranged on the periphery of the highest position of the guide groove 3.1, the main guide wheel 6.3 is slidably mounted in the guide groove 3.1, a fastening device 8 is mounted on the main guide wheel 6.3, and the fastening device 8 can be matched with the positioning holes 3.2 and fix the main guide wheel 6.3.

As shown in fig. 5, the sub-traveling mechanism 7 includes: the second crawler belt 7.1, the auxiliary driving wheel 7.2, the auxiliary guide wheel 7.3, the tow belt wheel 7.4 and the auxiliary counter weight wheel 7.5 are arranged, the auxiliary driving wheel 7.2 is arranged on the driven shaft 5.1, the auxiliary guide wheel 7.3, the tow belt wheel 7.4 and the auxiliary counter weight wheel 7.5 are all arranged on the inner side face of the support 3, the tow belt wheel 7.4 is located between the auxiliary driving wheel 7.2 and the auxiliary guide wheel 7.3, the highest points of the outer surfaces of the auxiliary driving wheel 7.2, the tow belt wheel 7.4 and the auxiliary guide wheel 7.3 are located on the same horizontal plane, the auxiliary counter weight wheel 7.5 is arranged below the tow belt wheel 7.4 between the auxiliary driving wheel 7.2 and the auxiliary guide wheel 7.3, the second crawler belt 7.1 is wound on the circumferential faces of the auxiliary driving wheel 7.2, the auxiliary guide wheel 7.3, the tow belt wheel 7.4 and the auxiliary counter weight wheel 7.5 and is connected with the second crawler belt 7.1, the auxiliary driving wheel 7.2, the auxiliary guide wheel 7.3, the tow belt wheel 7.4 and the counter weight wheel 7.

As shown in fig. 2, the gear box 5 further includes: the automobile axle comprises a first gear 5.2 and a second gear 5.3, wherein the first gear 5.2 is arranged on the axle 2, the second gear 5.3 is in parallel meshed transmission with the first gear 5.2, and the second gear 5.3 is arranged on a driven shaft 5.1, so the driven shaft 5.1 is arranged in a gear box 5 in parallel with the axle 2, when the axle 2 rotates, the first gear 5.2 rotates along with the axle 2 and drives the second gear 5.3 meshed with the axle in parallel to rotate, the driven shaft 5.1 connected with the second gear 5.3 keeps synchronous rotation, at the moment, a main travelling mechanism 6 and an auxiliary travelling mechanism 7 can be driven to operate, because the mounting part 4.2 is arranged below the axle housing 4, the driven shaft 5.1 is parallel to the axle 2 and penetrates through the gear box 5, the driven shaft 5.1 is arranged below the axle 2 when viewed integrally, and the auxiliary travelling mechanism 7 connected with the driven shaft 5.1 is also arranged below the automobile body 1.

As shown in fig. 2, further, the mounting portion 4.2 is covered with and closed by a top cover 9, the top cover 9 presses the gear box 5 to prevent the gear box 5 from being damaged due to bumping when the vehicle runs, and the top cover 9 is in threaded connection with the mounting portion 4.2.

As shown in fig. 3, the outer side and the inner side of the bracket 3 are provided with the protective plate 3.3, and the main traveling mechanism 6 and the auxiliary traveling mechanism 7 are installed below the protective plate 3.3, so that slurry splashed by the main traveling mechanism 6 and the auxiliary traveling mechanism 7 during operation is prevented from being contaminated on the vehicle body 1.

It should be mentioned that the first track 6.1 or the second track 7.1 is preferably in the form of a rubber flat track or a rubber hollow track, the flat track being suitable for use in paddy fields or other muddy working environments, the hollow track being suitable for use in dry working environments such as dry lands, and the user being able to change the track at the right time depending on the working environment.

The traveling mechanism of the common double-crawler agricultural machine is usually a flat crawler type or a triangular crawler type, the structure of the double-crawler type traveling mechanism adopting the flat crawler type is unstable, the problems of side turning and the like are easily caused during operation, meanwhile, the road surface is easily damaged during traveling on the road surface, although the structure of the double-crawler type traveling mechanism adopting the triangular crawler type traveling mechanism is stable, the double-crawler type agricultural machine can travel on the road surface and is convenient to replace, the traveling effect in the farmland is poor, the contact surface between the double-crawler type structure and the soil is small, and the double-crawler type traveling mechanism easily falls into the soil during traveling.

With reference to fig. 1 to 5, and as described above, the present design is provided with a main running gear 6 and an auxiliary running gear 7 on two sides of the agricultural machine, that is, two sides each include a triangular crawler running gear and a flat crawler running gear, the weight of the vehicle body 1 is borne by the stable structure of the triangular crawler running gear of the main running gear 6, and the flat crawler running gear of the auxiliary running gear 7 is additionally installed below the vehicle body 1 to be capable of dividing the weight of the vehicle body 1 into the weight of the main running gear 6, so as to solve the problem of unstable structure of the double-crawler running gear, and at the same time, the contact area between the four-crawler running gear and the mud field is larger, so that the high-power agricultural machine can be prevented from being sunk into the mud field when traveling again, and the damage to the road surface can be.

As shown in fig. 4, in an embodiment, the first crawler belt 6.1 of the main running gear 6 is removed, the fastening device 8 on the main guide wheel 6.3 is loosened, the main guide wheel 6.3 slides along the guide groove 3.1 to the highest point of the guide groove 3.1, the fastening device 8 is inserted into the positioning hole 3.2 on the highest point peripheral side of the guide groove 3.1 to fix the main guide wheel 6.3, the moved guide wheel 6.3.1 in the figure is referred to, so that the highest points of the outer surfaces of the main guide wheel 6.3 and the main driving wheel 6.2 are positioned on the same horizontal plane, then the first crawler belt 6.1 is wound on the circumferential surfaces of the main driving wheel 6.2, the displaced main guide wheel 6.3, the tension wheel 6.4 and the main counter weight wheel 6.5, at this time, the main running gear 6 and the sub running gear 7 form a four-flat crawler type running gear, the unstable structure of the double-track type running gear is solved, and the stability when running in the ground is improved, the user can adjust the main guide wheel 6.3 on the main walking mechanism 6 according to different working environments to adapt to different working environments so as to achieve the best using effect.

As shown in fig. 6, in one embodiment, the crawler type main traveling mechanism and the sub traveling mechanism on both sides of the vehicle body may be replaced with a wheel type main traveling mechanism and a sub traveling mechanism to adapt to a wider variety of working environments.

The foregoing embodiments and description have been provided to illustrate the principles and preferred embodiments of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed.

Claims

1. The walking mechanism for the agricultural machine comprises a vehicle body (1), a left vehicle axle (2), a right vehicle axle (2) and a support (3), wherein the left vehicle axle (2) and the right vehicle axle (3) are mounted on the vehicle body (1), a hollow cone-shaped axle housing (4) is sleeved outside the vehicle axle (2), the axle housing (4) is provided with a through groove (4.1) along the surface of the axle housing (4), the axle housing (4) is positioned on the peripheral side of the through groove (4.1) and vertically and downwards protrudes to form a mounting part (4.2), a gear box (5) is mounted in the mounting part (4.2), one end of the gear box (5) penetrates through the through groove (4.1) to be fixed on the inner wall of the axle housing (4), one end of the vehicle axle (2) extends to the outer side of the vehicle body (1) and sequentially penetrates through the gear box (5) and the support (3), a driven shaft (5.1) is mounted in the gear box (5), one end of the driven shaft, main running gear (6) and vice running gear (7) are installed respectively to the lateral surface and the medial surface of support (3), axletree (2) are located support (3) outer one end with main running gear (6) are connected, driven shaft (5.1) are located gear box (5) outer one end with vice running gear (7) are connected.

2. A running gear for an agricultural machine according to claim 1, characterized in that the main running gear (6) comprises: the main driving wheel (6.3) and the claim pinch roller (6.4) are arranged on the support (3) and located on two sides below the main driving wheel (6.2), and a plurality of main heavy weight wheels (6.5) are arranged between the main guide wheels (6.3) and the claim pinch roller (6.4), and the first crawler (6.1) is wound on the circumferential surfaces of the main driving wheel (6.2), the main guide wheels (6.3), the claim pinch roller (6.4) and the main guide wheels (6.5) and is in transmission connection with the main heavy weight wheels.

3. The running mechanism for the agricultural machine according to claim 2, characterized in that a guide groove (3.1) is formed in the outer side surface of the bracket (3), a plurality of positioning holes (3.2) are formed in the periphery of the highest point of the guide groove (3.1), and the main guide wheel (6.3) is slidably mounted in the guide groove.

4. A running gear for an agricultural machine according to claim 3, characterized in that the main guide wheel (6.3) is provided with fastening means (8), and the fastening means (8) can cooperate with the positioning hole (3.2) to fix the main guide wheel (6.3).

5. A running gear for an agricultural machine according to claim 1, characterized in that the secondary running gear (7) comprises: the second crawler belt (7.1) is arranged on the driven shaft (5.1), and the auxiliary driving wheel (7.2), the auxiliary guide wheel (7.3), the dragging wheel (7.4), the auxiliary heavy wheel (7.5) and the dragging wheel (7.4) are arranged on the support (3) and located on one side of the auxiliary driving wheel (7.2), the dragging wheel (7.4) is located between the auxiliary driving wheel (7.2) and the auxiliary guide wheel (7.3), the auxiliary heavy wheel (7.5) is arranged below the dragging wheel (7.4), and the second crawler belt (7.1) is wound on the circumferential surfaces of the auxiliary driving wheel (7.2), the auxiliary guide wheel (7.3), the dragging wheel (7.4) and the auxiliary heavy wheel (7.5) and is in transmission connection with the auxiliary driving wheel.

6. A running gear for an agricultural machine according to claim 5, characterized in that the highest points of the outer surfaces of the secondary driving wheel (7.2), the secondary guide wheel (7.3) and the tow pulley (7.4) of the secondary running gear (7) are located on the same horizontal plane.

7. A running gear for an agricultural machine according to claim 1, characterized in that the gearbox (5) further comprises: the gear transmission mechanism comprises a first gear (5.2) and a second gear (5.3), wherein the first gear (5.2) is installed on the axle (2), and the second gear (5.3) is installed on the driven shaft (5.3) and is in meshed transmission with the first gear (5.2).

8. A running gear for agricultural machinery according to claim 7, characterized in that the mounting part (4.2) is covered with and closed by a top cover (9), the top cover (9) being in threaded connection with the mounting part (4.2).

9. A running gear for agricultural machines according to claim 1, characterized in that the brackets (3) are provided with protective plates (3.3) on both the outer and inner sides, and the main running gear (6) and the secondary running gear (7) are mounted below the protective plates (3.3).