CN217918173U

CN217918173U - Traveling system for working machine and working machine

Info

Publication number: CN217918173U
Application number: CN202222090120.8U
Authority: CN
Inventors: 贾赟; 李军榜; 王海丰; 王惠宇; 王付龚
Original assignee: John Deere Tianjin Co Ltd
Current assignee: John Deere Tianjin Co Ltd
Priority date: 2022-08-04
Filing date: 2022-08-04
Publication date: 2022-11-29
Anticipated expiration: 2032-08-04

Abstract

The utility model discloses a traveling system of operation machinery, include: a traveling device; the tail end transmission gear box comprises an output shaft, wherein the output shaft comprises a flange end, is configured to be fixedly connected with the walking device and transmits power to the walking device; the connecting sleeve is sleeved on the flange end and comprises a first end face, a second end face and a binding face, wherein the first end face and the second end face are axially arranged oppositely, and the binding face is connected with the second end face and matched with the flange end; wherein the second end surface faces the running gear. Furthermore, the utility model also discloses an operating machine of including above-mentioned traveling system. The utility model provides a traveling system is through setting up the coupling cover, is convenient for couple traveling system's terminal transmission gear case and running gear to the coupling cover is established at the flange end, sets up the cantilever length that can not increase the output shaft like this, thereby can improve traveling system's terminal transmission gear case especially the life of output shaft.

Description

Traveling system for working machine and working machine

Technical Field

The utility model relates to an operation machinery technical field especially relates to an operation machinery's traveling system and operation machinery.

Background

In the current work machine market, various work vehicles such as harvesters employ a crawler track system, and harvester-mounted track wheels are typically mounted directly on an end drive gearbox (sideshield) after an adapter is mounted on the track wheel. This design results in a shaft suspension that is too long, thereby reducing its useful life. The tail end transmission gear box is used as a large part with high price value of the harvester, the cost is high, and the maintenance is difficult after the tail end transmission gear box is damaged, so that the problem of prolonging the service life of the tail end transmission gear box by optimizing the design of a running system of the working vehicle is urgently solved.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at overcoming the defects in the prior art above, provides a traveling system of operation machinery to realize according to following technical scheme:

the utility model provides a traveling system of operation machinery, include:

a traveling device;

the tail end transmission gear box comprises an output shaft, wherein the output shaft comprises a flange end, is configured to be fixedly connected with the walking device and transmits power to the walking device;

the connecting sleeve is sleeved on the flange end and comprises a first end face, a second end face and a binding face, wherein the first end face and the second end face are axially arranged oppositely, and the binding face is connected with the second end face and matched with the flange end; wherein the second end surface faces the running gear.

The utility model discloses an among the embodiment, coupling sleeve and output shaft are coaxial, and the flange end with running gear's coupling surface and second terminal surface roughly parallel and level.

The utility model discloses an among the embodiment, flange end includes interval distribution's flange through-hole, and the coupling is sheathe in and is included the first through-hole corresponding with the flange through-hole to and interval distribution just runs through the second through-hole of first terminal surface and second terminal surface.

The utility model discloses an among the embodiment, traveling system includes first coupling part, and first coupling part passes first through-hole and flange through-hole in proper order through first fastener, with the fixed hookup of coupling sleeve and flange.

The utility model discloses an in the embodiment, traveling system still includes second coupling portion, and running gear includes the athey wheel, and the athey wheel includes the second coupling hole that corresponds with the second through-hole, and second coupling portion passes second through-hole and second coupling hole through the second fastener, with output shaft and athey wheel fixed coupling.

In an embodiment of the invention, the first fastener and/or the second fastener comprises a bolt.

In an embodiment of the invention, the second fastener and the first fastener are installed in opposite directions.

The utility model discloses an among the embodiment, running gear includes the tire wheel, and the tire wheel includes the first hookup hole that corresponds with first through-hole, and first hookup hole is passed first through-hole, flange through-hole and first hookup hole in proper order through first fastener to first hookup, with output shaft and the fixed hookup of tire wheel.

The utility model discloses an among the embodiment, binding face includes the ladder face.

In addition, the utility model also provides an operating machinery including aforementioned traveling system.

According to the following detailed description with reference to the accompanying drawings for carrying out the best mode of the present teaching, the present invention provides a coupling sleeve for coupling a terminal transmission gear box of a traveling system with a traveling device, and the coupling sleeve is fitted over a flange end, so that the cantilever length of an output shaft is not increased, and the service life of the terminal transmission gear box of the traveling system, especially the service life of the output shaft, can be prolonged. The above features and advantages, and other features and advantages of the present teachings are apparent.

Drawings

Fig. 1 illustrates an example work vehicle including a travel system of a work machine according to an embodiment.

Fig. 2 illustrates a schematic view of a traveling system of a work machine according to an embodiment.

Fig. 3A illustrates a schematic view of one direction of a coupling sleeve of a work machine according to an embodiment.

Fig. 3B illustrates a schematic view of another orientation of a coupling sleeve of a work machine according to an embodiment.

FIG. 4 illustrates a schematic view of an end drive gearbox of a work machine after a coupling sleeve is assembled, according to an embodiment.

Fig. 5 illustrates a schematic view of a traveling system of a work machine according to an embodiment.

Detailed Description

Those of ordinary skill in the art will recognize that terms such as "above," "below," "upward," "downward," "top," "bottom," etc., are used in a descriptive manner with respect to the figures and do not represent limitations on the scope of the disclosure as defined by the appended claims. Furthermore, the teachings may be described herein in terms of functional and/or logical block components and/or various processing steps. It should be appreciated that such block components may be comprised of any number of hardware, software, and/or firmware components configured to perform the specified functions.

Those of ordinary skill will understand that terms of degree such as "substantially," "substantially," or "approximately" refer to a reasonable range outside of the stated value or orientation, such as substantial tolerances or positional relationships associated with the manufacture, assembly, and use of the described embodiments.

Referring to the drawings, wherein like numerals indicate like parts throughout the several views, a work machine is shown generally at 1 in fig. 1. The exemplary embodiment of work machine 1 shown in fig. 1 includes, but is not limited to, a harvester. It should be understood, however, that the teachings of the present disclosure may be applied to machines other than the example harvesters depicted in the figures.

Fig. 1 illustrates an example work vehicle including a travel system of a work machine according to an embodiment. Fig. 2 illustrates a schematic view of a traveling system of a work machine according to an embodiment. As shown in fig. 1 and fig. 2, an embodiment of the present invention provides a traveling system 2 of a working machine 1, including: a traveling device 12; the tail end transmission gear box 14 comprises an output shaft 141, the output shaft comprises a flange end 140, the flange end 140 is configured to be fixedly connected with the walking device 12 and used for transmitting power to the walking device 12, a connecting sleeve 142 sleeved on the flange end 140 comprises a first end surface 145 and a second end surface 146 which are arranged in an axially opposite mode, and a binding surface 147 which is connected with the second end surface 146 and matched with the flange end 140; wherein the second end surface 146 faces the running gear 2. In general, the traveling system 2 of the work machine 1 includes a wheel type traveling system and a crawler type traveling system, and the user selects the traveling system 2 according to the actual work situation. In order to meet the customized requirements of users on the traveling devices 12, manufacturers of the work machines 1 usually optimize the traveling system 2, for example, add a transfer plate to the end of the end transmission gear box 14, so as to exchange the wheel-type traveling system and the crawler-type traveling system, and meet the requirements of users on the work machines 1 under different working conditions. However, the addition of an adapter plate conventionally increases the cantilevered length of the end drive gearbox 14, thereby reducing the useful life of the end drive gearbox 14. The embodiment of the utility model provides a through setting up coupling sleeve 142 ingeniously and establish its cover at flange end 140, can avoid directly superposing the axial width or the thickness of coupling sleeve 142 on terminal transmission gear box 14's output shaft 141 like this, can not increase terminal transmission gear box 14's cantilever length. Further, in an embodiment of the present invention, the coupling sleeve 142 and the output shaft 141 are coaxial, which facilitates the installation of the coupling sleeve 142 on the output shaft 141 and simplifies the installation requirement of the coupling sleeve 142. The second end surface 146 does not exceed the coupling surface of the flange end 140 with the running gear 12 in the axial direction, which further ensures that the cantilever length of the end transmission gear box 14 is not increased, and especially, the coupling surface of the flange end 140 with the running gear 12 is approximately flush with the second end surface 146, which can simplify the assembly process of the end transmission gear box 14 with the running gear 12 and reduce the assembly difficulty of the end transmission gear box 14.

Fig. 3A illustrates a schematic view of one direction of a coupling sleeve of a working machine according to an embodiment, fig. 3B illustrates a schematic view of another direction of a coupling sleeve of a working machine according to an embodiment, and fig. 4 illustrates a schematic view of an end drive gearbox of a working machine according to an embodiment after the coupling sleeve is assembled. As shown in fig. 4, the flange end 141 includes spaced flange through holes 149. Referring to fig. 3A and 3B, the coupling sleeve 142 includes first through holes 143 corresponding to the flange through holes 149, and second through holes 144 spaced apart and penetrating the first end surface 145 and the second end surface 146. The embodiment of the utility model provides a set up first through-hole 143 and second through-hole 144 ingeniously on coupling sleeve 142, first through-hole 143 corresponds with flange through-hole 149, is about to set up first through-hole 143 in the inner circle of coupling sleeve 142, and second through-hole 144 sets up in the outer lane of coupling sleeve 142, and coupling sleeve 142 has made things convenient for its hookup with output shaft 141 through setting up first through-hole 143 for coupling sleeve 142 and terminal transmission gear box 14 modularization; through the arrangement of the second through hole 144, the coupling sleeve 142 can be used as a transition device to be coupled with a walking device.

Referring to fig. 4, in an embodiment of the present invention, the traveling system 2 includes a first coupling portion, which fixedly couples the coupling sleeve 142 and the flange end 140 by passing the first fastening member 148 through the first through hole 143 and the flange through hole 149 in sequence. The first fastening member 148 may be a bolt or a bolt and nut combination, or may be other threaded or non-threaded fastening members, however, it should be understood that the present invention is not limited by the specific type of the first fastening member 148. Similarly, the first through hole 143 may be a threaded hole or an unthreaded hole, and the embodiment of the present invention does not limit the specific form of the first through hole 143. In the embodiment of the present invention, the first coupling portion fixedly couples the coupling sleeve 142 and the flange end 140 by the first fastening member 148, however, it should be understood that the first coupling portion may be in other forms, such as the coupling sleeve 142 and the flange end 140 may be directly fixedly coupled by a thread, or may be coupled by a key, and the embodiment of the present invention is not limited to the specific form of the first coupling portion.

Referring to fig. 3B, the abutting surface 147 includes a stepped surface, which may facilitate positioning and installation of the first fastening member 148, however, it should be understood that the embodiment of the present invention does not specifically limit the shape of the abutting surface 147.

Fig. 5 illustrates a schematic view of a traveling system of a working machine according to an embodiment. As shown in fig. 5, in an embodiment of the present invention, the traveling system 2 further includes a second coupling portion, the traveling device 12 includes a track wheel 121, the track wheel 121 includes a second coupling hole 122 corresponding to the second through hole 144, and the second coupling portion passes through the second through hole 144 and the second coupling hole 122 by a second fastening member 123 to fixedly couple the output shaft 141 and the track wheel 121. When the actual working condition of the user requires the crawler-type traveling system, only the corresponding crawler wheel 121 is selected, and then the second coupling portion fixedly couples the output shaft 141 and the crawler wheel 121 by passing the second fastener 123 through the second through hole 144 and the second coupling hole 122. The second fastening member 123 may be a bolt or a combination of the bolt and the nut, or may be other threaded or non-threaded fastening members, however, it should be understood that the embodiment of the present invention is not limited to the specific type of the second fastening member 123. Similarly, the second through hole 144 may be a threaded hole or a unthreaded hole, and the embodiment of the present invention is not limited to the specific form of the second through hole 144. In the embodiment of the present invention, the second coupling portion fixedly couples the coupling sleeve 142 and the crawler wheel 121 through the second fastener 123, however, it should be understood that the second coupling portion may be in other forms, such as the coupling sleeve 142 and the crawler wheel 121 may be directly fixedly coupled through a thread, or may be coupled through a key, and the embodiment of the present invention is not limited to the specific form of the second coupling portion. With continued reference to fig. 5, in one embodiment of the present invention, the second fastener 123 and the first fastener 148 are installed in opposite directions: that is, the first fastener 148 is installed from the side of the final drive gear box 14, and the second fastener 123 is installed from the side of the traveling unit 12. This facilitates the modularity of the coupling sleeve 142 with the end drive gearbox 14, while also allowing the track wheel 121 to be more easily assembled with the end drive gearbox 14. However, it should be understood that the installation directions of the second fastening member 123 and the first fastening member 148 may be the same, and the embodiment of the present invention is not limited to the specific installation manner of the two.

In an embodiment of the present invention, the running gear 12 may further include a tire wheel (not shown in the drawings), and the tire wheel may include a first coupling hole (not shown in the drawings) corresponding to the first through hole 143, and the first coupling portion may fixedly couple the output shaft 141 and the tire wheel (referring to the coupling of the output shaft 141 and the track wheel 121) by passing the first fastening member 148 through the first through hole 143, the flange through hole 149, and the first coupling hole in sequence. When the actual operation condition of the user needs the wheel type walking system, the user only needs to select the corresponding tire wheel to directly replace the crawler wheel 121 without excessively changing the walking system 2, so that the selection of the user is enriched, the design of the walking system 2 is simplified, and the use cost of the user is reduced.

As shown in fig. 1, in an embodiment of the present invention, the embodiment of the present invention also provides a working machine including the above-mentioned traveling system 2, and the working machine may be a harvester.

As used herein, "for example" is used to list examples in a non-exhaustive manner and carry the same meaning as alternative descriptive phrases such as "including," including, but not limited to, "and" including without limitation. As used herein, unless otherwise limited or modified, a list of elements having the phrases "one or more," "at least one," "at least," or similar phrases, separated by a conjunctive word (e.g., "and") and preceded by the phrase "one or more," "at least one," "at least," or similar phrases, indicates a configuration or arrangement that may include each element in the list, or any combination thereof. For example, "at least one of A, B and C" and "one or more of A, B and C" respectively represent the following possibilities: any combination of two or more of A alone, B alone, C alone, or A, B and C alone (A and B; A and C; B and C; or A, B and C). As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. Furthermore, the terms "comprises," "comprising," "has," "having" and similar phrases are intended to specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof.

The detailed description and the drawings or figures are supportive and descriptive of the disclosure, but the scope of the disclosure is defined solely by the claims. While the best modes and some of the other embodiments for carrying out the claimed teachings have been described in detail, there are numerous alternative designs and embodiments for practicing the disclosure defined in the appended claims.

Claims

1. A travel system for a work machine, comprising:

a traveling device;

the connecting sleeve is sleeved on the flange end and comprises a first end face, a second end face and a binding face, wherein the first end face and the second end face are axially arranged oppositely, and the binding face is connected with the second end face and matched with the flange end; wherein the second end face faces the running gear.

2. The walking system of claim 1, wherein the coupling sleeve and the output shaft are coaxial, and a coupling surface of the flange end with the walking device is substantially flush with the second end surface.

3. The walking system of claim 1, wherein the flange end comprises spaced flange through holes, the coupling sleeve comprises first through holes corresponding to the flange through holes, and second through holes spaced and penetrating the first end face and the second end face.

4. The walking system of claim 3, wherein the walking system comprises a first coupling portion, and the first coupling portion fixedly couples the coupling sleeve and the flange through hole by sequentially passing a first fastener through the first through hole and the flange through hole.

5. The walking system of claim 4, wherein the walking system further comprises a second coupling portion, the walking device comprises a crawler wheel, the crawler wheel comprises a second coupling hole corresponding to the second through hole, and the second coupling portion fixedly couples the output shaft and the crawler wheel by passing a second fastener through the second through hole and the second coupling hole.

6. The walking system of claim 5, wherein said first fastener and/or said second fastener comprises a bolt.

7. The walking system of claim 5 wherein said second fastener and said first fastener are installed in opposite directions.

8. The walking system of claim 4, wherein the walking device comprises a tire wheel, the tire wheel comprises a first coupling hole corresponding to the first through hole, and the first coupling portion fixedly couples the output shaft and the tire wheel by passing a first fastener through the first through hole, the flange through hole and the first coupling hole in this order.

9. The walking system of claim 1, wherein the abutting surface comprises a stepped surface.

10. A working machine comprising a walking system of any one of claims 1-9.