KR20060051188A - Threshing machine - Google Patents

Abstract

This invention comprises the handling cylinder 3 journaled to the handling chamber 2 by the main handling cylinder 3F of the front part arrange | positioned at the said core, and the auxiliary handling cylinder 3R of the rear part, and the auxiliary handling cylinder 3R. ), The speed relationship is set so as to drive at a higher speed than the main handling cylinder 3F, and the auxiliary handling cylinder 3R is loosened behind the handling cylinder support shaft 21 inserted and connected to the main handling cylinder 3F. It is comprised so that it may be pinched | interposed and the power taken out from the rear end of the handling cylinder support shaft 21 to the intermediate rotation member 33, and then transmitted from the intermediate rotation member 33 to the auxiliary handling cylinder 3R.

Handling chamber, handling container, intermediate rotary member, sheave case, electric shaft

Description

Threshing Device {THRESHING MACHINE}

BRIEF DESCRIPTION OF THE DRAWINGS The longitudinal side view of the threshing apparatus of 1st Embodiment.

Fig. 2 is a plan view of a main part of the threshing apparatus of the first embodiment.

Fig. 3 is a longitudinal sectional side view of the handling cylinder rear part of the first embodiment.

4 is a front view of the threshing apparatus of the first embodiment.

5 is a rear view of the threshing apparatus.

Fig. 6 is a rear view of the handling barrel raised state of the first embodiment.

Fig. 7 is a schematic diagram showing another example of the handling cylinder drive structure of the first embodiment.

8 is a plan view of a threshing unit in a second embodiment;

Fig. 9 is a sectional view of the rear portion handling tube attaching portion of the second embodiment.

10 is a longitudinal sectional view of a rear handling cylinder of a second embodiment;

Fig. 11 is a front view in an exploded state of the rear handling cylinder of the second embodiment.

12 is a perspective view in the disassembled state of the rear handling cylinder of the second embodiment;

Fig. 13 is a schematic diagram of a rear handling cylinder transmission structure including another embodiment of the second embodiment.

Fig. 14 is a schematic diagram showing an adjusted state of the rear handling cylinder of the second embodiment.

<Explanation of symbols for the main parts of the drawings>

1: feed chain

2: handling room

3: handling container

4: support network

5: rocking shaker

6: transfer port

7: sheave case

8: Grain Pan

9: chaff sheave

10: Grain sheave for precision sorting

12: stroke rack

13: blowball (blower)

15: recovery unit

16, 17: Horizontal thread

18: bran discharge conveying device

19: dust exhaust fan

20: dust outlet

21: handling cylinder support shaft

22: circular shaft

23: circular pulley

24: drive rotary ring

25: manual rotary ring

26: intermediate rotating ring

27: guide ring

28: electric belt

[Document 1] Japanese Unexamined Patent Application Publication No. 11-75508

The present invention relates to a threshing apparatus comprising a handling cylinder journaled in a handling chamber comprising a main handling cylinder of a front portion disposed in the core and an auxiliary handling cylinder of a rear portion.

As said threshing apparatus, what is disclosed by Unexamined-Japanese-Patent No. 11-75508 is proposed, for example. In this technique, the auxiliary handling cylinder is loosely supported behind the handling shaft support shaft inserted and connected to the main handling cylinder, and the front portion of the driving shaft and the handling cylinder support shaft arranged in parallel with the handling cylinder support shaft are wound and interlocked. At the same time, the rear portion of the drive shaft and the auxiliary handling cylinder are wound and interlocked to each other, and the winding handling ratio is varied so that the auxiliary handling cylinder is driven at a higher speed than the main handling cylinder.

The threshing apparatus of the above-mentioned structure is capable of efficiently and efficiently separating and collecting grain grains stuck to the grain stem or bran discharge by treating the grain stem and threshing treatment which have reached the rear part of the handling chamber at high speed. Although it has, there was room for improvement in the drive structure.

That is, in the above-described conventional structure, since the main drive cylinder and the auxiliary handling cylinder are wound and interlocked in front of and behind a common drive shaft disposed in parallel with the handling cylinder support shaft, in order to support the drive shaft, which is long before and after the drive rotation, it can withstand load It is necessary to equip the front and rear side of the drive shaft, and the cover structure which prevents the debris and the like from being wound around the drive shaft penetrating the side plate before and after the handling room, and the number of parts The cost was going to rise.

This invention is made | formed in view of this point, Comprising: It aims at making it simple and inexpensive to manufacture the transmission structure of an auxiliary handling cylinder.

In order to achieve the object, the threshing apparatus of the present invention,

In the threshing apparatus which comprised the handling container journaled to the handling chamber with the main handling container of the front part arrange | positioned at the said core, and the auxiliary handling container of a rear part,

The auxiliary handling cylinder is loosely supported behind the handling cylinder support shaft inserted through the main handling cylinder, and the power extracted from the rear end of the handling cylinder support shaft is transmitted to the intermediate rotating member, and then the intermediate handling member is transferred to the auxiliary handling cylinder. It is characterized in that it is configured to communicate.

According to the above configuration, the intermediate rotation member may be disposed to be loosely rotatable in the rear part of the handling chamber, and it is not necessary to penetrate and support the common drive shaft for driving the main handling cylinder in the front part and the auxiliary handling cylinder in the rear part through the front and rear side plates. Moreover, in order to loosely support an intermediate rotation member, it becomes possible to employ | adopt a structure which loosely fits an intermediate rotation member to a fixed support shaft, and also eliminates the cover shaft for flake winding prevention by eliminating a rotating shaft. Therefore, the transmission structure of the auxiliary handling container has a small number of constituent parts, thereby making it simple and inexpensive to manufacture.

Moreover, in the threshing apparatus of this invention,

The rotation axis center of the said intermediate | middle rotating member is arrange | positioned in parallel with the said handling cylinder support shaft, and it has a characteristic that the handling cylinder support shaft, the intermediate rotation member, and the intermediate rotation member, and the auxiliary handling cylinder were wound and interlocked, respectively.

According to the above configuration, the transmission between the handling cylinder support shaft and the intermediate rotating member and the transmission between the intermediate rotating member and the auxiliary handling cylinder are performed by winding transmission which is easy to check maintenance and replacement of the endless belt such as the endless electric belt or the endless electric chain. It can be set as a high water retention by doing this.

Moreover, in the threshing apparatus of this invention,

The endless band which winds up the said handling cylinder support shaft and the said intermediate | middle rotation member, and cooperates is wound up in the rotating ring for output to the bran discharge conveying apparatus.

According to the above feature, the endless belt for driving the auxiliary handling cylinder can be put together and used for driving the discharge conveying apparatus, so that the cost can be reduced by reducing the transmission member.

Moreover, in the threshing apparatus of this invention,

The drive rotation ring journaled to the front side plate of the handling chamber and the manual rotation ring provided at the front end of the handling cylinder support shaft are wound and interlocked, and the drive rotation ring is loosely supported to be rotatably fixed to the front side plate. The support shaft and the support shaft which are rotatably supported by the said intermediate | middle rotation member are arrange | positioned to the said back side plate, are arrange | positioned at the said core, and both support shafts are integrally connected by the connection member.

According to the said structure, by making one front and back support shaft into a connection member, the bending load which acts on each support shaft can be sharedly supported, and each support shaft supported by a cantilever shape can be prevented from inclining by a load. . In addition, since the connecting member connecting both support shafts does not rotate, it is not necessary to necessarily have a shaft shape, for example, an inexpensive material such as an inverted U-shaped or L-shaped steel can be used.

Moreover, in the threshing apparatus of this invention,

The handling casing in which the handling cylinder is journalized is configured to be able to swing up and down around a supporting point parallel to the handling shaft axis, and the core of the supporting shaft case and the rotation axis of the intermediate rotating member are used as the core. Has

According to the above structure, the support point structure can be simplified by sharing the support points.

Moreover, in the threshing apparatus of this invention,

With respect to the cylinder support shaft fitted to the outer side so as to be rotatable relative to the handling cylinder support shaft of the main handling cylinder, the rim member of which the inner peripheral portion is detachable with respect to the cylinder supporting shaft, and the outer peripheral portion of the rim member. I can divide it into a drum board as a detachable body,

The rim member is configured to be divided into a plurality of divided rim members in the circumferential direction of the auxiliary handling cylinder, and the drum plate is configured to be divided into a plurality of divided drum plates in the circumferential direction of the auxiliary handling cylinder. Has characteristics.

According to the above constitution, the respective rim members are assembled and attached to the cylinder support shaft, and the rim member is brought into a completed state and attached to the cylinder support shaft, and the drums are assembled by assembling and attaching each of the divided drum plates to the rim member. The plate is brought to a completed state and is mounted on the rim member. As a result, the rear handling cylinder is completed and at the same time, the rear handling cylinder of the front handling cylinder is rotatably mounted. By removing each of the divided drum plates from the rim member and removing each of the divided rim members from the cylinder support shaft, the rear handling cylinder is decomposed into a plurality of divided drum plates, a plurality of divided rim members, and a cylinder support shaft. It is in the state which deviated from the rotation support shaft. Thereby, the rear-handling cylinder can be removed from the rotary support shaft while being disassembled into the cylinder support shaft, the divided drum plate, and the divided rim member, or divided into the divided rim member and the divided drum plate, and assembled to the rotary support shaft. Even when the front handle is mounted on the threshing machine main body, only the rear handle can be mounted in a predetermined mounting state supported relative to the rear end of the rotational support shaft of the front handle in such a manner that it can be removed or removed from the mount. Can be. Therefore, in carrying out the work which repairs, replaces, and adjusts a rear part handling container, only a rear part handling container can be detached and removed efficiently and comfortably, without removing a front part handling container from a threshing apparatus main body.

Moreover, in the threshing apparatus of this invention,

The said rim member and the said drum plate are connected in the state which the site | part adjacent to the said divided rim members in the said rim member, and the site | part adjacent to the said divided drum board in the said drum board displace | position in the circumferential direction of the said auxiliary | assistant handling cylinder. It is characteristic in that it is comprised so that it may be.

According to the above configuration, that is, the divided drum plate is connected over one side and the other of the adjacent pair of divided rim members, and the adjacent pair of divided rim members is connected by the divided drum plate so that it is difficult to separate. Therefore, the rear handling cylinder can be obtained in a rigid state in which a pair of adjacent divided rim members are hardly separated by threshing load or the like, and can also be advantageously obtained in a structural surface or the like by using a divided drum plate as a connecting means. have.

Other features and advantages of the present invention will become apparent from the description of the embodiments using the following drawings.

EMBODIMENT OF THE INVENTION Hereinafter, embodiment of this invention is described based on drawing.

[First Embodiment]

1, the longitudinal side view of the threshing apparatus mounted in the combine is shown.

This threshing apparatus receives the harvesting grain stem of the side down attitude conveyed to the harvesting | reaping part of the off-left side in FIG. 1 by the feed chain 1, and the ear | edge part is inserted into the handling chamber 2 from the left side in the figure. By conveying to the right side, threshing process is carried out by the handling container 3 journaled horizontally back and forth to the handling chamber 2, and the process material isolate | separated from the grain stem is sorted with the support net 4 which ran along the lower part of the handling chamber. .

The treatment object dropped through the supporting network 4 is dropped into the first half of the swing sorting section 5 disposed below the handling chamber 2, and the processing material not falling through the supporting network 4 is disposed at the end of the handling chamber. Take out from the dust conveying hole 6, and drop-feed it to the front-back middle part of the rocking | flux sorting part 5, and take out the processed material drop-fed and supplied to the rocking | fluctuation sorting part 5 by the long sheave case 7 back and forth. .

In the sheave case 7, the wave-shaped grain pan 8, the coarse sorting chirp sieve 9, and the fine sorting grain sheave 10 are shaken and conveyed to the rear side (the right side in FIG. 1). Sieve, sieve rack 12, and the like, and at the same time, the sorting wind supplied toward the rear side is blown and ballooned from the tuyere (blower) 13 provided at the front end of the swinging screening section 5, The first substance separated from the grain sheave 10 by the first collecting portion 14 and the second substance separated from the rear portion of the chaff sieve 9 or the stroke rack 12 by the second collecting portion 15. Each screen is collected and recovered.

The material 1 collected in the number 1 recovery section 14 was horizontally transferred to the outside of the device by the horizontal screw 16, and then supplied to a collection section such as a grain grain tank, and recovered in the number 2 collection section 15. After material 2 is transversely transferred by the horizontal screw 17, it is reduced and supplied to the front part of the sieve case 7 by the reduction apparatus not shown, and reselection process is performed. In addition, the lumps of flakes taken out from the dust conveying hole 6 and taken out by the sieve case 7 are unwound by the processing cylinder 11 driven horizontally, and the rear part and the stroke rack 12 of the chaff sieve 9 are carried out. Accept selection by.

Moreover, the bran discharge conveying apparatus 18 is provided in the upper part of the rear part of the rocking | fluctuation sorting part 5 in the back of the handling chamber 2, and it is located under the bran discharge conveying apparatus 18, and is a transverse flow fan. The dust discharge fan 19 which consists of these is provided horizontally. By providing the dust discharge fan 19 in this way, the loose dust or flakes blown out from the dust conveying hole 6 and blown up above the rear part of the rocking | separation sorting part 5 by the sorting wind. Then, it is sucked by this dust discharge fan 19, and it is forcibly discharged | emitted from the dust discharge port 20 to the apparatus main body back.

As shown in Fig. 1 and Fig. 2, the handling cylinder 3 is composed of a front main handling cylinder 3F and a rear auxiliary handling cylinder 3R disposed on the core, respectively, and a handling chamber 2 It is supported by the handling cylinder support shaft 21 supported horizontally over the front side plate 2f and the rear side plate 2r of ().

The main handling cylinder 3F is configured by protruding a low profile 3b on the outer periphery of the large-diameter body 3a connected to the handling cylinder support shaft 21, and is comprised of the handling cylinder support shaft 21 and the handling cylinder support shaft 21. It is integrally driven at a rotational speed of about 520 rpm, and the main speed at the tip of the fin is 1.8 to 2.0 m / s.

In addition, the auxiliary handling container 3R is configured by protruding a tall barrel 3d into a small-diameter body 3c that is loosely rotatably mounted to the rear portion of the handling cylinder support shaft 21, The tip end rotation diameter of the main handling cylinder 3F and the auxiliary handling cylinder 3R is set to the said diameter. Then, the auxiliary handling cylinder 3R is driven at a rotational speed of about 700 rpm so that the main speed of the tooth tip portion of the auxiliary handling cylinder 3R is faster than the main speed of the tip end portion of the main handling cylinder 3F. The drive structure of the handling cylinder 3 is described below.

As shown in the front view of FIG. 4, the main shaft 22 which receives engine power is arrange | positioned under the front surface of a threshing apparatus. A circular pulley 23 attached to the main shaft 22, a drive rotary ring 24 journaled loosely on the upper part of the front surface of the threshing apparatus, and attached to the front end of the handling cylinder support shaft 21; Three rolling belts 28 are wound around the manual rotary ring 25 and the intermediate rotary ring 26, the guide ring 27, and the like disposed on the front face of the threshing apparatus, and the handling cylinder support shaft 21 and the main shaft The handling cylinder 3F is driven to be at this speed.

2, 3, and 5, an output ring 30 is fixedly attached to the rear end of the handling cylinder support shaft 21, and an input ring 31 connected to the auxiliary handling cylinder 3R. ) Is disposed on the core.

Moreover, the support shaft 32 is penetrated and fixed to the upper back side of the threshing apparatus, and the intermediate | middle rotation member 33 which consists of a two-stage pulley is loosely fitted to the back protrusion part of this support shaft 32. The intermediate rotation member (when the small diameter pulley portion 33a of the intermediate rotation member 33 and the support shaft 30 of the handling cylinder support shaft 21 are wound and interlocked with an electric belt 34 as an endless belt) The large diameter pulley part 33b of 33 and the said input ring 31 of the auxiliary handling cylinder 3R are wound by the transmission belt 35, and interlock | worked, and the auxiliary handling cylinder 3R is larger than the main handling cylinder 3F. It is intended to be driven at this speed.

Here, the drive rotation ring 24 is loosely fitted to the front protruding portion of the support shaft 36 fixed through the front side plate 2f, and the support of the support shaft 36 and the intermediate rotary member 33 is supported. While the shaft 32 is arrange | positioned at the said core, both the support shafts 32 and 36 are mutually connected by the long connecting member 37 back and forth, and are comprised in one shaft shape. In this way, by integrating the support shafts 32 and 36 supported in the cantilever shape toward the rear and the front, the support shafts 32 and 36 are prevented from inclining by belt tension.

In addition, the transmission belt 34 which winds up and interlocks the output ring 30 of the handling cylinder support shaft 21 and the intermediate | middle rotation member 33 is the position fixed state near the feed chain 1 (support structure is not shown in figure). It is also wound up to the output rotary ring 38 arranged in (not shown), and the power taken out from this output rotary ring 38 is transmitted to the bran discharge conveying apparatus 18 via the bevel gear case 39.

The handling cylinder 3 is journaled to a handling cylinder case 41 configured to be rotatable up and down about the shaft centers of the support shafts 32 and 36 and the support point P of the core. By lifting and swinging the case 41 by the hydraulic cylinder 42, the handling chamber 2 can be opened to expose the handling cylinder 3 and the support net 4. It is possible to easily perform maintenance and replacement of 3b and 3d and cleaning and replacement of the backing net 4.

In addition, as shown in Fig. 6, when the handling case 41 is lifted up and the output ring 30 and the input ring 31 are moved upward, the output ring 30 is connected to the transmission belt 34. The upper part of the belt is wound up and lifted up and moved upward. At this time, a pair of tension rings 43 and 44 for guiding the endless belt 34 in a meandering shape retreat and resist the spring attachment force to retreat and shift the belt. To absorb the change. Moreover, since the transmission belt 35 which interlocks the intermediate | middle rotation member 33 and the input ring 31 is wound in the constant winding path irrespective of the lifting and lowering of the handling case 41, it acts on the transmission belt 35. FIG. There is no case where the tension ring 45 is displaced.

[Other embodiment in 1st embodiment]

(A) In the said embodiment, although the power transmission from the handling cylinder support shaft 21 to the intermediate | middle rotation member 33, and the power transmission from the intermediate rotation member 33 to the auxiliary handling cylinder 3R are each wound-winding transmission. As shown in Fig. 7, the intermediate rotary member 33 may be implemented by a two-stage bevel gear.

(B) As the endless belt used for the winding transmission, a chain can be used in addition to using the transmission belts 34 and 35 as described above.

[2nd Embodiment]

Best Mode for Carrying Out the Invention Embodiments of the present invention will be described below based on the drawings.

In this 2nd Embodiment, although the basic structure of a threshing apparatus is common to 1st Embodiment, compared with 1st Embodiment, the drive structure of 3R of auxiliary handling cylinders, and the structure of this auxiliary handling cylinder 3R differ. . For this reason, the basic structure of a threshing apparatus is abbreviate | omitted and the detail of the specific structure and drive structure of 3 R of auxiliary handling cylinders is demonstrated below.

As shown in FIG. 8 and FIG. 9, the main handling cylinder 3F is disposed at the threshing apparatus front side than the dust conveying port 6 of the handling chamber 2. The main handling cylinder 3F passes through the main handling cylinder 3F and is handled through the handling cylinder support shaft 21 in the front and rear direction of the threshing device connected to the main handling cylinder 3F so as to be integrally rotatable. It is rotatably supported by the front side plate 2f and the rear side plate 2r of (2).

The said auxiliary handling container 3R is arrange | positioned so that it may be located above the said dust conveyance opening 6 of the handling chamber 2. This auxiliary handling cylinder 3R can be rotated relative to the rear end of the said handling cylinder support shaft 21 of the main handling cylinder 3F via the cylinder support shaft 51 located in the shaft center part of the auxiliary handling cylinder 3R. Is supported.

The length L in the threshing apparatus front-rear direction of the said 3rd handling container is made into the length which is equal to or close to the length in the threshing apparatus main body front-back direction of the dust feeder 6. The drum outer diameter D1 of the auxiliary handling cylinder 3R is made smaller than the drum outer diameter D2 of the main handling cylinder 3F (for example, the drum outer diameter D2 of the main handling cylinder 3F is approximately 424.6 mm). And the drum outer diameter D1 of the auxiliary handling cylinder 3R is approximately 324.6 mm], and the outer diameter at the tip end of the auxiliary handling cylinder 3R is the same as the outer diameter at the tip end of the main handling cylinder 3F. Or the length which protrudes from the main surface of the main handling cylinder of the rib 3b of the main handling cylinder 3F is larger than the length which protrudes from the main surface of the main handling cylinder of the rib 3d of the auxiliary handling cylinder 3R so that it may become substantially the same. Doing.

As shown in Fig. 8, the manual rotation ring 25 is provided so as to be integrally rotatable at an end projecting out of the handling chamber from the front side plate 2f of the handling cylinder support shaft 21 of the main handling cylinder 3F. The main handling cylinder 3F is rotationally driven around the shaft center P1 of the handling cylinder support shaft 21 by transmitting engine power to the transmission belt 28 wound around this manual rotation ring 25.

The front side plate 2f and the rear side plate 2r are rotatably provided on the transverse side of the main handling cylinder 3F so as to be in a posture parallel to the handling cylinder support shaft 21, before the rotation. It is comprised so that engine power may be transmitted to the input rotation ring 53 provided in the front end part of the coaxial 52 so that rotation may be carried out integrally through the said transmission belt 28. As shown in FIG.

An electric rotary ring 54 is provided on the rear end of the rotary transmission shaft 52 so as to be integrally rotatable, and the driving force of the electric rotary ring 54 is transferred to the cylindrical support shaft 51 by a transmission belt 55. It is configured to transmit to the input rotary ring 56 connected to the rear end.

The manual rotary ring 25 is set to a larger diameter than the input rotary ring 53, and the auxiliary handling cylinder 3R is the main handling cylinder 3F around the axis Q which is the same as the rotation axis of the main handling cylinder 3F. It is driven to rotate at a higher speed than the main handling cylinder 3F in the same rotational direction as in FIG.

For example, the main handling container 3F is rotationally driven at 507 rpm, and the auxiliary handling container 3R is rotationally driven at 700 rpm. As shown in Fig. 9, the input rotation ring 56 of the cylinder support shaft 51 is connected to the cylinder support shaft 51 so as to be integrally rotatable by threaded connecting means 57. The left side screw is used for this connecting means 57 so that the loosening by electric transmission may not generate | occur | produce.

Moreover, the output rotation ring 58 which is integrally rotatably connected to the rear end of the said rotation support shaft 21 of the main handling cylinder 3F, transfers the driving force of the cylinder support shaft 51, and delivers it to the discharge conveying apparatus. It is.

As a result, the threshing apparatus clamps and conveys the bottom side of the harvesting grain stem to the threshing apparatus rearward direction by the feed chain 1, so that the end side of the harvesting grain stem is supported by the main handling barrel 3F and the support net 4 of the handling chamber 2. ), And threshed by the main handling container 3F and the support net 4, and then supplied to the lower side of the auxiliary handling container 3R and embedded in the bran discharge by the auxiliary handling container 3R. Threshing to loosen the grain (to suppress the loss of nailing) and to loosen the fine grains (to suppress the residue), and to handle the threshing bran discharge from the auxiliary handling container 3R from the dust feeder 6 Take out of the room.

Specifically, the threshing apparatus of the structure which feeds the end side of the bundle-shaped harvesting grain stem between the main handling cylinder 3F of the handling chamber 2 and the backing net 4 by the feed chain 1, and performs threshing process. In the inside of the handling chamber 2, the grain of grain is blown away by the rotational force of the main handling container 3F, and it sinks in the state of being stuck in the bundle-shaped harvesting grain stem conveyed to the feed chain 1, and is inserted in this harvesting grain stem. Sometimes it can be pulled out of the handling room in a locked state. However, in the case where the fin 3d of the auxiliary handling container 3R contacts the harvesting grain stem at high speed as in the threshing apparatus of the present invention, it is possible to separate and recover the grain of grains stuck in the harvesting grain stem from the harvesting grain stem, In addition, as a result of promoting the degranulation by contacting the cutting grain stem at a high speed with the fin 3d of the auxiliary handling cylinder 3R, the residue can be suppressed.

As shown in FIG. 9, FIG. 10, etc., the auxiliary handling cylinder 3R has a bearing 64 with respect to the drum plate 63, on which the plurality of jaws 3d are provided, and the handling cylinder support shaft 21. As shown in FIG. And the rim member connected to the drum plate 63 at two or more portions in the direction of the rotation axis with respect to the cylinder support shaft 51 and the cylinder support shaft 51 fitted to the outside so as to be relatively rotatable. 65) is configured.

Each rim member 65 is formed in disk shape so that it may become the cover member which closes between the drum board 63 and the cylinder support shaft 51 so that debris may not enter in 3R of auxiliary handling cylinders. .

As shown in Figs. 11 and 12, each of the rim members 65 is constituted by two of the divided rim members 65a, and the drum plate 63 is formed of two of the semicircular arc-shaped divided drum plates 63a. It is composed of hawks.

Each divided rim member 65a is made of a semicircular plate-shaped body. A connecting portion 66 having a semicircular cutout portion 66a and a plurality of bolt holes 66b arranged around the cutout portion 66a is provided in the inner circumference of each divided rim member 65a. The drum support part 67 provided with the flange 67a and the female screw member 67b located in the plural part arrange | positioned in the rim member circumferential direction of this flange 67a is provided in the outer peripheral part of each divided rim member 65a. .

That is, each of the rim members 65 includes two of the divided rim members 65a so that the cylinder support shaft 51 enters the cutout portion 66a of each of the divided rim members 65a so that the cylinder support shaft ( A connecting screw 68 arranged in the circumferential direction of the cylinder support shaft 51 around the 51 and mounted to the bolt hole 66b of the connecting portion 66 and the flange 51a of the cylinder support shaft 51. The inner circumferential portion of each divided rim member 65a is fastened to the flange 51a of the tube support shaft 51 and connected to each other.

The drum plate 63 is a state in which two divided drum plates 63a are in contact with the flange 67a of the divided rim members 65a of the respective rim members 65 by the inner surface side of each divided drum plate 63a. The rim member is placed in a state where the portion A adjacent to the divided drum plates 63a is displaced in the circumferential direction of the auxiliary handling cylinder 3R with respect to the portion B adjacent to the divided rim members 65a. The dividing drum plate 63a is arranged in the circumferential direction of the 65 and is attached to the bolt hole 63b of the dividing drum plate 63a and the female screw member 67b of the dividing rim member 65a. Is connected to the flange 67a of the outer circumferential portion of each divided rim member 65a.

Therefore, the auxiliary handling cylinder 3R can be divided into the cylinder support shaft 51, the plurality of rim members 65, and one drum plate 63. As shown in FIG. Each rim member 65 of the auxiliary handling cylinder 3R can be detachably attached to the cylinder support shaft 51, and the dividing line Bl orthogonal to the rotation axis center Q of the auxiliary handling cylinder 3R ( 10, it is possible to divide into two divided rim members 65a in the circumferential direction of the auxiliary handling cylinder 3R. The drum plate 63 of the auxiliary handling container 3R can be detachably attached to each rim member 65, and is divided into two by the dividing line A1 (see Fig. 10) in the circumferential direction of the auxiliary handling container 3R. It is possible to divide into a divided drum plate 63a.

As a result, when the auxiliary handling container 3R is deformed or damaged and repaired or replaced, the auxiliary handling container 3R is the main handling container as shown in FIG. Handling cylinder support shaft while disassembling the auxiliary handling cylinder 3R into the cylinder support shaft 51, the division drum board 63a, and the division rim member 65a, etc., when changing to the thing of the drum outer diameter same as 3F. (21) or the auxiliary handling container 3R can be divided into the dividing drum plate 63a and the divided rim member 65a to be assembled and attached to the handling cylinder support shaft 21, and the main handling container 3F is provided. Is attached to the threshing apparatus, and only the auxiliary handling container 3R can be detached.

The lower part provided with the support net 4 in the threshing apparatus around the shaft center of the said rotating transmission shaft 52 for the handling cylinder case 41 which supports the main handling cylinder 3F and the auxiliary handling cylinder 3R. It is comprised so that a swinging opening / closing may be performed up and down with respect to an apparatus part, and when carrying out repair or replacement of 3 A of auxiliary handling cylinders, the handling cylinder case 41 is raised and opened, and the handling chamber 2 is opened.

Moreover, the said rotary transmission shaft 52 is accommodated in the pipe member 59 so that flakes may not wind up.

[Other Embodiments in Second Embodiment]

FIG. 13 shows a handling cylinder transmission structure with another embodiment. In this handling cylinder transmission structure, the transmission rotary ring 54 of the rotation transmission shaft 52 is constituted by a speed change pulley using a ratio pulley. The auxiliary handling cylinder 3R is shifted by changing the belt winding diameter of the electric rotary ring 54. That is, when there are many occurrences of the cut bran by the auxiliary handling cylinder 3R, it is possible to suppress the cut bran by decelerating and adjusting the auxiliary handling cylinder 3R to be driven at a low speed by the electric rotary ring 54. .

According to this invention, the transmission structure of an auxiliary handling cylinder can be manufactured simply and inexpensively.

Claims (7)

In the threshing apparatus which comprised the handling container 3 journaled to the handling chamber 2 by the main handling cylinder 3F of the front part arrange | positioned at the said core, and the auxiliary handling cylinder 3R of the rear part, The auxiliary handling cylinder 3R is loosely held behind the handling cylinder support shaft 21 connected to and inserted through the main handling cylinder 3F, and the power taken out from the rear end of the handling cylinder support shaft 21 is transferred. The threshing apparatus characterized by the above-mentioned. The threshing apparatus characterized by the above-mentioned. The threshing apparatus characterized by the above-mentioned. The rotating shaft center of the said intermediate | middle rotating member 33 is arrange | positioned in parallel with the said container support shaft 21, The handling cylinder support shaft 21, the intermediate | middle rotation member 33, and the intermediate rotation member ( 33) A threshing apparatus characterized by winding and interlocking with 3 A of auxiliary handling containers, respectively. The endless band 34 which winds up the said handling cylinder support shaft 21 and the said intermediate rotation member 33, and is interlocked is wound up by the rotary ring for output to the discharge conveying apparatus 18. Threshing apparatus. The manual rotation ring 25 provided in the front end part of the drive rotation ring 24 journaled to the front side plate 2f of the said handling chamber 2, and the said handling cylinder support shaft 21 is provided. Winding and interlocking, loosely supporting the drive rotation ring 24 so as to be rotatably fixed to the front side plate 2f, and the intermediate rotation member 33 to loosely support the support shaft 36 A threshing apparatus characterized by arranging a support shaft (32) fixedly fixed to the rear side plate (2r) on the core and simultaneously connecting both support shafts with a connecting member (37). The handling cylinder case 41 according to any one of claims 2 to 4 is configured so as to be able to swing up and down around a support point parallel to the handling cylinder shaft center. The threshing apparatus characterized by using the support point of the cylinder case (41) and the rotation axis of the said intermediate | middle rotation member (33) as said core. 2. The cylinder support shaft 51 according to claim 1, wherein the auxiliary handling cylinder 3R is fitted to the outside so as to be rotatable relative to the handling cylinder support shaft 21 of the main handling cylinder 3F. 51 and a rim member 64 in which the inner circumference is detachable and a drum plate 63 as a body body detachable to the outer circumference of the rim member 65, The rim member 65 is configured to be divided into a plurality of divided rim members 65a in the circumferential direction of the auxiliary handling cylinder 3R, and the drum plate 63 is circumferentially of the auxiliary handling cylinder 3R. The threshing apparatus characterized by the above-mentioned. The threshing apparatus characterized by the above-mentioned. The part of the said rim member 65 which adjoins the said split rim members 65a, and the site | part which adjoins the said division drum board 63a in the said drum board 63 are the said auxiliary handling. The threshing apparatus characterized by the above-mentioned. It is comprised so that the said rim member (65) and the said drum plate (63) may be connected in the state shifted in the circumferential direction of the cylinder (3R).

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