JP2015065898A - Combine harvester - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a combine harvester capable of solving the problem of the prior art, in which the combine harvester is disposed in a narrow space between a drive section and a grain tank so that a second air cleaner for clearing fine dust cannot be enlarged to have a high suction resistance of an engine due to the second air cleaner.SOLUTION: A combine harvester comprises: a thresher (4) disposed on one transverse side of a machine body frame (2) for threshing grain culm; a grain tank (6) disposed on the other transverse side for reserving the grain threshed in the thresher (4); an engine (E) mounted on the front side of the grain tank (6); a first air cleaner (4D) for cleaning air while sucking the air; and a second air cleaner (4B) for cleaning the air having passed the first air cleaner (4D) to feed the cleaned air to the engine (E). The second air cleaner (4B) is placed, as seen in the front view of the machine body, at a portion between the upper portion of the thresher (4) and the upper portion of the grain tank (6).

Description

  The present invention relates to a combine equipped with an air cleaner.

  The conventional combiner includes a first air cleaner and a second air cleaner that remove dust in the air and supplies clean air to the engine, and the second air cleaner is disposed between the control unit and the glen tank.

JP 2012-172582 A

  However, since the combine is disposed in a narrow space between the control unit and the Glen tank, the second air cleaner that removes fine dust cannot be increased in size, and the intake resistance of the engine by the second air cleaner is not possible. There was a problem that was large.

  Therefore, the main problem of the present invention is to eliminate such problems.

The present invention that has solved the above problems is as follows.
The invention which concerns on Claim 1 is equipped with the threshing apparatus (4) which threshs cereals on the left and right sides on the body frame (2), and stores the grains threshed by the threshing apparatus (4) on the left and right sides. And a first air cleaner (4D) for purifying while sucking air in a combine in which the engine (E) is mounted on the front side of the grain tank (6). 4D) is provided with a second air cleaner (4B) that purifies the air that has passed through and supplies it to the engine (E), and the second air cleaner (4B) has an upper portion of the threshing device (4) and a glen in front view of the body. It is a combine characterized by being arranged in a part between the upper part of a tank (6).

  According to a second aspect of the present invention, a V-shaped space is formed between the upper part of the threshing device (4) and the upper part of the grain tank (6) in a front view of the body, and the second air cleaner (4B). Is a combine according to claim 1 arranged in this V-shaped space.

  The invention according to claim 3 is characterized in that the second air cleaner (4B) is arranged on the front side of the whipping cylinder (4F) that conveys the grain from the threshing device (4) to the Glen tank (6). The combine according to claim 1 or claim 2.

  The invention according to claim 4 is the combine according to claim 1, 2 or 3, wherein the second air cleaner (4B) is disposed at a position lower than the upper surface of the Glen tank (6). is there.

  The invention according to claim 5 is the combine according to any one of claims 1 to 4, wherein the first air cleaner (4D) is disposed at a position higher than the upper surface of the grain tank (6). It is.

  According to a sixth aspect of the present invention, the first air cleaner (4D) is supported by the second air cleaner (4B) by a pipe (4E) communicating the first air cleaner (4D) and the second air cleaner (4B). The combine according to any one of claims 1 to 5, wherein:

  The invention according to claim 7 is the invention in which the second air cleaner (4B) is supported by the milling cylinder (4F) that conveys the grain from the threshing device (4) to the grain tank (6). It is a combine as described in any one of Claim 6.

  The invention according to claim 8 is the invention in which the first air cleaner (4D) is supported by the milling cylinder (4F) that conveys the grain from the threshing device (4) to the grain tank (6). It is a combine as described in any one of Claim 7.

  According to invention of Claim 1, since the 2nd air cleaner (4B) is arrange | positioned in the site | part between the upper part of a threshing apparatus (4) and the upper part of a Glen tank (6) in an airframe front view, A large second air cleaner (4B) can be mounted, and the intake resistance of the engine (E) can be reduced.

  According to the second aspect of the invention, in addition to the effect of the first aspect of the invention, the second air cleaner (4B) can be compactly arranged to reduce the size of the combine, and the second air cleaner (4B) ) Can be facilitated.

  According to invention of Claim 3, in addition to the effect by the invention of Claim 1 or Claim 2, since the 2nd air cleaner (4B) is arranged at the front side of the whipping cylinder (4F), Maintenance of the second air cleaner (4B) can be further facilitated.

  According to the invention of claim 4, in addition to the effect of the invention of claim 1 or claim 2 or claim 3, the second air cleaner (4B) is positioned lower than the upper surface of the glen tank (6). This combine can be made compact.

  According to invention of Claim 5, in addition to the effect by the invention as described in any one of Claims 1-4, 1st air cleaner (4D) is higher than the upper surface of a Glen tank (6). Since the first air cleaner (4D) can be sucked in with less dust, the intake resistance of the engine (E) can be further reduced.

  According to the invention described in claim 6, in addition to the effect of the invention described in any one of claims 1 to 5, the first air cleaner (4D) includes the first air cleaner (4D) and the second air cleaner (4D). Since the pipe (4E) communicating with the air cleaner (4B) is supported by the second air cleaner (4B), the support structure of the first air cleaner (4D) can be simplified and the manufacturing cost of the combine can be reduced. it can.

  According to invention of Claim 7, in addition to the effect by the invention as described in any one of Claims 1-6, 2nd air cleaner (4B) is a grain tank (6) from threshing apparatus (4). ) Is supported by the milling cylinder (4F) that conveys the grains to), the vibration of the second air cleaner (4B) can be suppressed, and the pipe connected to the second air cleaner (4B) is disconnected, It can suppress bending.

  According to the invention described in claim 8, in addition to the effect of the invention described in any one of claims 1 to 7, the first air cleaner (4D) is connected to the grain tank (6) from the threshing device (4). ) Because it is supported by the milling cylinder (4F) that conveys the grain to, the vibration of the first air cleaner (4D) can be suppressed, and the pipe connected to the first air cleaner (4D) is disconnected, It can suppress bending.

It is a front view of a combine. It is a left view of a combine. It is a rear view of a combine. It is a principal part front view of a control part. It is a principal part left view of a control part. It is a principal part top view of a control part. It is a principal part enlarged front view of the connection part of a control part and a threshing apparatus. It is a principal part front view of a combine. It is a principal part right view of a combine. It is an attachment left view of the soot discharge lever arrange | positioned at the rear part of the side panel. It is an attachment front view of the soot discharge lever arrange | positioned at the rear part of the side panel. It is a principal part side view of a combine. It is a principal part front view of a combine. It is a principal part front view of a combine. It is a principal part side view of a combine. It is a principal part front view of a combine. It is a principal part front view of a combine. It is a partial top view of the principal part of a combine. It is a principal part side view of a combine. It is explanatory drawing which shows an air cleaner and a whipping cylinder.

The general purpose combine according to the present invention will be described below with reference to the accompanying drawings.
As shown in FIGS. 1 to 3, the general-purpose combine 1 is provided with a traveling device 3 including a pair of left and right crawlers 3 </ b> L and 3 </ b> R for traveling on the soil surface below the body frame 2. Is provided with a threshing device 4 for threshing and sorting, and a pre-cutting processing device 5 for harvesting cereal grains in the field is provided on the front side of the threshing device 4. The grain threshed and selected by the threshing device 4 is stored in a Glen tank 6 provided on the right side of the threshing device 4, and the stored grain is discharged to the outside by a discharge cylinder 7 composed of a whipping cylinder and a transverse feed cylinder. Is done. In addition, on the front side of the Glen tank 6, a control unit 8 including a driver's seat 105 on which a driver is boarded is provided.

<Cutting pretreatment device>
Next, the pre-cutting processing device 5 of the present invention will be described. In addition, although the direction is shown and demonstrated for convenience for easy understanding, the configuration is not limited by these.

The pre-cutting processing device 5 includes a feeder house 20, an auger device 30, a horizontal cutting blade device 50, a scraping device 60, and a vertical cutting blade device 80.
<Control section>
Next, the rear frame 8B provided at the rear part of the control unit 8 will be described. As shown in FIGS. 4 to 7, the rear frame 8 </ b> B includes a left frame (frame) 8 </ b> C composed of a round pipe standing on the left rear part of the control unit 8, and a square pipe standing on the right rear part of the control unit 8. A right frame 8D, and a connecting frame 8E composed of a square pipe installed on the upper portion of the left frame 8C and the upper end of the right frame 8D.

  The lower plate 8F fixed to the lower end portion of the left frame 8C is attached to the machine frame 2 by fastening means such as bolts. The distal end portion of the left frame 8C and the threshing device 4 are attached to the upper end portion of the left frame 8C. The right piece 43R of the connecting member 43 that connects the front upper part of the right wall (inner wall) 4A is fixed. The left frame 8C extends in a straight line upward from the lower part to the upper part, bends approximately 90 degrees toward the left side in the upper part, and then extends in a straight line from the lower part to the left side to the upper end part. ing.

  The connecting member 43 includes a left piece 43R made of angle steel attached to the right wall 4A of the threshing device 4 by fastening means such as a bolt, and a right piece 43R made of angle steel fixed to the tip of the left frame 8C. Each side part is provided with a connecting piece 43A made of a steel material attached and connected by fastening means such as bolts. Further, in order to reduce the propagation of vibration generated in the threshing device 4 and the like to the control unit 8, the left piece 43R and the connection piece 43A are attached via a vibration isolating rubber 43B.

  The lower plate 8G fixed to the lower end portion of the right frame 8D is attached to the body frame 2 by fastening means such as bolts, and the upper end portion of the right frame 8D is fixed to the lower surface of the right end portion of the connecting frame 8E. . The right frame 8D extends in a straight line from the lower part to the upper part upward.

  The right end portion of the connecting frame 8E is fixed to the upper end portion of the right frame 8D, and the left end portion of the connecting frame 8E is connected to the lower curved portion of the left frame 8C via a front and rear frame 8H made of channel steel. The connecting frame 8E extends in a straight line from the right side to the left side toward the left.

<Air cleaner>
As shown in FIGS. 8 and 9, in a space formed between the threshing device 4 and the grain tank 6, an air cleaner 4 </ b> B that supplies clean air to the engine E arranged at the rear of the control unit 8 (in the claims). Corresponding to a second air cleaner). Specifically, the air cleaner 4B has a “V” -shaped space (corresponding to a V-shaped space in the claims) formed between the inner wall of the upper part of the Glen tank 6 and the upper cover of the threshing device 4 in a front view. Is provided inside.

The air cleaner 4 </ b> B is supported by the whipping cylinder 4 </ b> F that transfers the grain threshed from the grain tank 6 from the threshing device 4, and is disposed on the front side of the whipping cylinder 4 </ b> F and on the rear side of the control unit 8.
Since the air cleaner 4B is provided in the “V” type space, maintenance can be easily performed.

Since it is provided on the front side of the milling cylinder 4F and on the rear side of the control unit 8, maintenance of the air cleaner 4B can be easily performed.
In addition, since the air cleaner 4B, which is heavy, is attached to the highly rigid cereal cylinder 4F, the air cleaner 4B can be firmly supported, and is provided at the front part of the cereal cylinder 4F and at the rear part of the control unit 8. Easy to perform maintenance.

  A pre-air cleaner 4D (corresponding to the first air cleaner in the claims) that removes impurities in the air is connected to the air cleaner 4B through a pipe 4E. That is, the pre-air cleaner 4D is supported by the air cleaner 4B by the pipe 4E and integrated with the air cleaner 4B. In other words, the pre-air cleaner 4D is supported by the air cleaner 4B via the pipe 4E above the air cleaner 4B.

  The air cleaner 4B is disposed at a position lower than the upper surface of the glen tank 6, and the pre-air cleaner 4D connected to the air cleaner 4B is disposed higher than the upper surface of the glen tank 6.

  Therefore, the installation height of the pre-air cleaner 4D can be increased, and clean air can be supplied and inhaled. Further, since only the pre-air cleaner 4D is raised, the combine can be designed with less unevenness.

  The air outlet of the air cleaner 4B and the intake port of the engine E are connected by a rubber pipe 4C. In order to effectively utilize the space formed between the threshing device 4 and the Glen tank 6, and in order to prevent trauma due to contact with the Glen tank 6, the control unit 8, etc., the pipe 4C is provided on the left frame 8C. After extending in a straight line downward from the discharge port of the air cleaner 4B located on the rear side of the upper part curved approximately 90 degrees toward the left side, it curves toward the front right side and faces the left side of the left frame 8C. And is connected to the intake port of the engine E through the lower part of the upper part which is curved approximately 90 degrees.

<Supporting method for air cleaner and pre-air cleaner>
As shown in FIGS. 12 to 19, the support frame 108 that supports the air cleaner 4B is attached to the left frame 8C of the rear frame 8B. The support frame 108 is mounted so that the lower end side is along the lateral side surface with respect to the left frame 8C of the rear frame 8B, and the upper end side is extended upward. The upper end of the support frame 108 is connected and held via a support stay 109 so that the air cleaner 4B is supported from the side.

  The pipe 4E that connects the air cleaner 4B and the upper pre-air cleaner 4D is held by tightening from the left and right by semicircular holders 115 and 115, and connected and held to the cereal cylinder 4F via a support bracket 116. ing.

  Further, the air cleaner 4B is supported in a state along the front-rear direction so that the opening / closing lid 4G is located on the front side, and between the driver seat 105 located on the left side and the threshing device 4 located on the right side in a front view, It is located near the center position in the aircraft width direction.

  Further, as shown in FIG. 20, the bracket 116 has an air cleaner attaching portion 116A and a whipping cylinder connecting portion 116B. A mounting plate 117 is integrally provided on the left side of the air cleaner 4B, and the air cleaner 4B is connected to the support bracket 116 by fixing the mounting plate 117 and the air cleaner mounting portion 116A with a fastening member such as a bolt. The

  The whipping tube coupling part 116B of the support bracket 116 is fixed to the upper surface of the whipping tube 4F by a fastening member such as a bolt. A bearing member 141 for bearing the upper end portion of the conveying spiral shaft 140 housed in the whipping cylinder 4F is attached to the lower surface of the whipping cylinder coupling portion 116B. That is, the inside of the whipping cylinder 4F is internally provided with a conveying spiral shaft 140 that conveys from below to above, but the conveying helical shaft 140 is inserted into the whipping cylinder 4F from the opening formed in the upper part of the whipping cylinder 4F. In the inserted state, the support bracket 116 is fixed to the upper portion of the whipping cylinder 4F to close the opening, so that the upper portion of the conveying spiral shaft 140 is rotatably supported by the bearing member 141. Thus, the support bracket 116 serves as both a lid that closes the opening of the cerealing cylinder 4F and the rotation support member of the conveying spiral shaft 140.

  In addition, the bracket for connecting with the threshing apparatus 4 is provided in the intermediate part of the up-down direction of the threshing cylinder 4F. The holder 115 is connected to the support bracket 116 by a fastening member such as a bolt. Moreover, although the support bracket 116 is integrally provided with the air cleaner attaching part 116A and the whipping cylinder connecting part 116B, it can also be configured by separate members.

<籾 discharge lever>
As shown in FIGS. 10 and 11, at the rear part of the substantially central portion in the width direction of the side panel 13 arranged on the left side of the control unit 8, there is a discharge cylinder 7 that discharges the grain stored in the Glen tank 6 to the outside. A soot discharge lever 16 for operating the drive is disposed.

  In order to increase the rigidity of the side panel 13, the rear upper surface of the side panel 13 and the upper part curved approximately 90 degrees toward the left side of the left frame 8 </ b> C are connected by the left stay 14 and the right stay 15 arranged in parallel with the left stay 14. Has been. The upper side plate of the left stay 14 made of channel steel material having a substantially U-shaped cross section is fixed to the lower surface of the upper portion of the left frame 8C, and the lower side plate is fastened to the rear portion of the side panel 13 by fastening means such as bolts. Installed. The upper side plate of the right stay 15 having a substantially U-shaped cross section is attached to the lower surface of the support plate 8K fixed to the upper portion of the left frame 8C by fastening means such as bolts, and the lower side plate is the side panel 13. It is attached to the rear part by fastening means such as bolts.

  The lower end portion of the eaves discharge lever 16 is fixed to the center portion in the width direction of the shaft 15 </ b> A that is rotatably attached to the lower portion of the right stay 15. In order to facilitate the operation of the heel discharge lever 16, the heel discharge lever 16 extends in a straight line from the lower part to the upper part and then bends to the right side at the upper part at about 30 degrees while being bent at the upper part at about 30 degrees. It extends while curving. Further, the front end portion of the soot discharge plate 17 that moves in conjunction with the soot discharge lever 16 is fitted into the left end portion of the shaft 15A, and the end portion of the wire 18 that drives the discharge tube 7 is provided at the rear end portion. It is installed.

4 Threshing device 4B Air cleaner (second air cleaner)
4D pre-air cleaner (first air cleaner)
4E Piping 4F Flouring cylinder 6 Glen tank E Engine

Claims (8)

Provided with a threshing device (4) for threshing cereals on the left and right sides on the machine frame (2), and with a grain tank (6) for storing grains threshed by the threshing device (4) on the left and right sides In the combine where the engine (E) is mounted on the front side of the Glen tank (6),
A first air cleaner (4D) that purifies while sucking air, and a second air cleaner (4B) that purifies the air that has passed through the first air cleaner (4D) and supplies the purified air to the engine (E),
The combiner characterized in that the second air cleaner (4B) is arranged at a position between the upper part of the threshing device (4) and the upper part of the Glen tank (6) in a front view of the body.   A V-shaped space is formed between the upper part of the threshing device (4) and the upper part of the Glen tank (6) in the front view of the machine body, and the second air cleaner (4B) is provided with the V-shaped space. The combine according to claim 1, which is arranged in   The second air cleaner (4B) according to claim 1 or 2, wherein the second air cleaner (4B) is disposed on a front side of a milling cylinder (4F) that conveys the grain from the threshing device (4) to a grain tank (6). Combine.   The combine according to claim 1, 2 or 3, wherein the second air cleaner (4B) is disposed at a position lower than the upper surface of the Glen tank (6).   The combine according to any one of claims 1 to 4, wherein the first air cleaner (4D) is disposed at a position higher than the upper surface of the Glen tank (6).   The said 1st air cleaner (4D) is supported by the 2nd air cleaner (4B) by the piping (4E) which connects this 1st air cleaner (4D) and the said 2nd air cleaner (4B). The combine according to any one of Items 5.   The said 2nd air cleaner (4B) is supported by the milling cylinder (4F) which conveys a grain to the Glen tank (6) from the said threshing apparatus (4), The any one of Claims 1-6. Combine as described in.   The first air cleaner (4D) is supported by a milling cylinder (4F) that conveys the grain from the threshing device (4) to a grain tank (6). Combine as described in.

Images