JP4449346B2 - Combine - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
  In the present invention, the culm that is nipped and transferred by the feed chain and the culm of the threshing machine is threshed by a handling cylinder that is rotatably supported in the threshing chamber, and the culling transfer device that transfers the threshed cereal is rotated. The transmission device to be driven is a technology provided on the left side of the handling cylinder on the upper part of the feed chain, and can be used as an exhaust device for a combine.
[0002]
[Prior art]
  The harvesting work of napped cereals with a combine is carried out by running this combine in the cereal planting field, and the harvested cereals are transferred to the upper rear and sandwiched with a feed chain provided on the left side of the threshing machine. Is fed to the rail, and is clamped by the feed chain and the clamping rail, threshed by the handling cylinder while being transferred in the handling chamber, and the threshed and sorted grain is discharged out of the machine from the threshing machine. .
[0003]
  The threshing of the threshed cedar is handed over from the feed chain and the holding rail to the scouring and conveying device. The transmission of this scouring and conveying device is the first transmission provided on the right outside of the threshing machine. The shaft is rotationally driven by a belt transmission mechanism from the handling cylinder, and the tip transport mechanism of the waste transporting device provided so as to be freely rotatable near the rear end of the first transmission shaft is provided substantially at right angles to the feed chain. The chain with claw of the tip conveying mechanism and the bevel gear mechanism ring provided at the rear end of the first transmission shaft are spanned and driven to rotate. With the stock transport mechanism provided inclined from the left front to the right rear rear, the head side of the waste and the stock side are taken over and transferred to the outside of the machine and discharged to the field, or Then, it is transferred to the cutter device, cut to a predetermined size and discharged to the field, or transferred to the binding machine, bound to a predetermined bundle diameter, and discharged to the field.
[0004]
[Patent Document 1]
  Japanese Patent Laid-Open No. 9-187146News
[0005]
[Problems to be solved by the invention]
  The first transmission shaft that rotationally drives the tip transport mechanism and the stock transport mechanism of the waste transporting device is disposed on the right outer side of the threshing machine. Due to the provision of a grain storage tank or the like for storing the threshed grain, maintenance is difficult, the strength is insufficient, and further, the waste transporting device cannot be rotated upward. The present invention intends to solve these problems by the present invention.
[0006]
[Means for Solving the Problems]
  For thisThisDepartureTomorrow,A traveling device (4) having a pair of left and right traveling crawlers (4a) stretched under the traveling chassis (2) is provided, and a traveling mission case (36) is disposed at the front end of the traveling chassis (2). A reaper (3) is provided in front of the chassis (2) and above the traveling chassis (2).Thresher(5), And the threshing machine (5)Feed chain(6a)WhenPinch(6b)WhenTake over toPinchingtransferShiWhileBarrel(7a),Equipped with an excretion strain source transfer device (24) and an excretion tip transfer device (25)ThreshedExclusion ofTheTake overExhaust transfer device to transfer(23) And a support device (30) for supporting the waste transporting device (23) so as to be movable upward.,TheWaste transfer device(23)Driving gear(26) From the direction of the aircraftBarrel(7a)Left side ofofFeed chain(6a)AboveIn the part ofEstablishmentThe outer periphery of the transmission shaft (27a) of the transmission device (26) supports the transmission shaft (27a) and connects the front plate (5a) and the rear plate (5b) of the threshing machine (5). A connecting pipe (27b) is provided, and an input pulley (27e) is attached to the front end of the transmission shaft (27a), and the rear end of the transmission shaft (27a) and the front discharge of the waste transfer device (23) are attached. A claw clutch type connector (28) is provided to connect and disengage the front end of the front transmission shaft (24c) of the first transmission mechanism (24b) built in the gear case (24a). 5) is provided with a transmission case (52) having a second transmission mechanism (52a) for driving the suction fan (22) and the feed chain (6a), and a rear transmission shaft (52b) of the second transmission mechanism (52a). ) To attach the upper pulley (52c) c) and a belt (53b) spanning a Velcon-type lower pulley (53a) attached to the lower transmission shaft (53), and a rear sprocket (52d) is connected to the front transmission shaft (52d) of the second transmission mechanism (52a). 52e) is mounted, and the feed chain (6a) hung on the rear sprocket (52e) and the suction fan (22) are driven to rotate at a variable speed. The vehicle speed sensor (36b) provided in the transmission case (36) A control device (37c) that controls the speed change of the rotation speed of the feed chain (6a) and the suction fan (22) based on the detected vehicle speed and the saddle length sensor (55) that detects the saddle length of the harvested grain straw. )Combines characterized byAndIt is a thing.
[0007]
[0008]
[0009]
[0010]
[0011]
[0012]
【The invention's effect】
  ThisTo the invention ofAccording toThreshedMinoExclusionTheTake over and transferExhaust藁 Transfer device(23)Driving gear(26) As seen from the direction of the aircraftBarrel(7a)Left side ofofFeed chain(6a)AboveofPartIn placeBy providing a transmission device(26)In the vicinity ofOtherThis is because there are no partsToMaintenance is easy.
[0013]
  AndTransmission(26)Transmission shaft(27a)Outer circumferencePart,While supporting the transmission shaft (27a)Thresher(5)ofin frontBoard(5a) And rear plate (5b)Connecting pipe to connect(27b)By providing a transmission device(26)ofStrengthAnd the strength of the left side as seen from the direction of machine movement of the threshing machine (5)Can be upRu.
  Also,Transmission shaft (27a)Rear end ofAnd waste transfer device(23) Of the front transmission shaft (24c) of the first transmission mechanism (24b) housed in the front rejection gear case (24a).And connectandDetachableClaw clutch typeConnector(28)ProvidedBecause, Waste transfer equipment(23)Easy upliftLetCanThe
  Then, by changing the rotational speed of the feed chain (6a) according to the vehicle speed, it is possible to keep the cereal straw supplied into the threshing chamber at a constant amount, and to prevent leftover and generation of swarf and the like. Further, when the rice cake is short, the rotation speed of the feed chain (6a) is slowed down, so that it is possible to prevent the stock of the cereal rice cake from being preceded.
[0014]
DETAILED DESCRIPTION OF THE INVENTION
  Hereinafter, an embodiment of the present invention will be described with reference to the drawings.
  The harvested cereals harvested by the reaper 3 are fed to the feed chain 6a of the threshing machine 5 for threshing the cereals and placed on the upper side of the traveling chassis 2 of the combine 1, and taken over. While being fed between the feed chain 6a and the holding basket 6b, and being transferred through the threshing chamber 7 of the threshing machine 5, the threshing of the threshing cereal grains is carried out by the handling cylinder 7a installed in the threshing chamber 7. In this configuration, the waste transfer device 23 takes over and transfers it. The transmission device 26 that rotationally drives the waste transporting device 23 is provided on the left side of the handling cylinder 7a and above the feed chain 6a. The feed chain 6a of the threshing machine 5, the clamping rod 6b, the culling transfer device 23, the transmission device 26, etc. will be mainly illustrated and described.
[0015]
  A traveling device 4 in which a pair of left and right traveling crawlers 4 a that travel on the soil surface is stretched as shown in FIG. 6 is disposed below the traveling chassis 2 of the combine 1, and the threshing is disposed above the traveling chassis 2. This is a configuration in which the machine 5 is placed. The napkin cereal is harvested by the reaper 3 at the front part of the traveling chassis 2, and this reaped cereal is transferred to the rear upper part by the reaper 3, and is taken over by the feed chain 6 a of the threshing machine 5 and the sandwiching trough 6 b And threshing while being held and transferred. The threshed and selected grain is temporarily stored in a grain storage tank 31 disposed on the right side of the threshing machine 5.
[0016]
  As shown in FIG. 6, a narrow guide 32a and a weeding body 32b for separating the napped cereals from the front end position, and each pulling device 32c for raising the napped cereals, as shown in FIG. Feeding chain of the threshing machine 5 by holding and transferring the scraped culm with the cutting device 33a of the cereal scraping transfer device 33 for scraping the culm, and the cutting and cutting blade device 32d. A reaping machine 3 including a root and tip transfer device 34a, 34b and the like of a cereal scraping transfer device 33 that is delivered to 6a and a holding rod 6b is provided. The reaper 3 is configured to move up and down with respect to the soil surface by a telescopic cylinder 35d that is hydraulically driven.
[0017]
  A support pipe rod 35b is provided in the left-right direction at the upper end portion of the support rod 35a inclined from the front lower portion to the rear upper portion of the reaper 3, and the support device 35c is provided on the upper side surface of the traveling chassis 2. The reaper 3 is configured to rotate up and down with the support pipe rod 35b as a rotation center by the operation of the telescopic cylinder 35d.
[0018]
  In the culm transfer path formed by the culm scraping transfer device 33 of the reaper 3, the presence or absence of supply of the cereal to the threshing machine 5 is performed by acting on the culm that is harvested and transferred. It is the structure which provided the grain candy sensor 3a to detect.
  At the front of the grain storage tank 31 side, as shown in FIG. 6, an operating device 37a for starting and stopping the combine 1 and adjusting each part and the like, and a cockpit on which an operator who performs these operations is boarded 37b is provided in the operation room 38b formed by the operation room case 38a. The engine 39 is placed on the upper side of the traveling chassis 2 below the cockpit 37b, and the rear part has a grain. A grain storage tank 31 is provided. The traveling device 4, the reaper 3, the threshing machine 5, the engine 39, and the like form the body 1 a of the combine 1.
[0019]
  A potentiometer type vehicle speed sensor 36b for detecting the traveling vehicle speed is provided in the transmission system path of the transmission mechanism 36a in the traveling mission case 36 mounted on the front end of the traveling chassis 2 based on the output. This is a configuration provided.
  The threshing machine 5 is formed into a box with left and right side plates 5c and 5d, front and rear side plates 5a and 5b, and front and rear middle side plates 5e and 5f as shown in FIGS. 5 is provided with a feed chain 6a and a holding rod 6b which are cut and transferred by the reaper 3 and taken over by the reaper 3 and transferred to the rear upper part by the reaper 3 It is a configuration.
[0020]
  With the feed chain 6a and the sandwiching basket 6b, the harvested grain millet that is being nipped and transferred in the threshing chamber 7 of the threshing machine 5 is a variety of types in the threshing chamber 7, and a large number of tooth handling teeth 7b are implanted. The handling barrel 7a is rotatably supported by a front side plate 5a and a rear middle side plate 5f, and is threshed by the rotational drive of the handling barrel 7a. In addition, a threshing chamber network 7c through which the threshed threshing product leaks is stretched on the lower side of the rotating outer periphery of each tooth 7b of the handling barrel 7a.
[0021]
  In the upper part on the right side of the threshing chamber 7, the threshing chamber 7 re-threshs the dust that has not been threshed. As shown in FIGS. 3 to 5, a dust removal treatment chamber 8 is provided. The dust removal processing chamber 8 has a structure in which a dust removal treatment cylinder 8a is rotatably supported. The dust removal treatment cylinder 8a has a dust removal spiral plate 8b and a transfer terminal at the outer periphery. In this configuration, a dust discharge plate 8c is provided. In addition, a leaking tool 8d through which a rethreshing product obtained by rethreshing the dust is leaked on the lower side of the rotating outer periphery of the dusting spiral plate 8b of the dusting cylinder 8a.
[0022]
  A threshing outlet 10a is provided between the front and rear middle side plates 5e, 5f of the transfer end portion of the processing chamber 7, and from this threshing outlet 10a, unthreshing processing that has not been threshed in the threshing chamber 7 is performed. Dust is discharged, and the discharged dust is discharged into the dust treatment chamber 8 and the upper chaff sheave 12a of the upper swing sorting device 12 provided above the lower swing sorting device 15 described below, and It is the structure discharged | emitted on each upper stroller 12b.
[0023]
  The unthreshed waste discharged from the threshing discharge port 10a into the dust removal treatment chamber 8 is rethreshed while being transferred by the dust helix spiral plate 8b of the dust removal barrel 8a. It is the structure which leaks from the leaking tool 8d and is supplied on the lower swing sorting apparatus 15 below. Further, swarf and slasher that has not leaked from the leaking tool 8d, and some grains and the like are transferred to the end of the transfer of the dust disposal chamber 8 by the dust ejection plate 8c of the dust disposal cylinder 8a. It is discharged from the dust discharge outlet 10b of the unit and supplied onto the lower swing sorting device 15.
[0024]
  A second processing chamber 9 is provided on the front side of the dust removal processing chamber 8 to receive the second product from a second reduction cylinder 21 to be described later and to rethresh. The second processing chamber 9 has a structure in which a second processing drum 9a is rotatably supported on the same axis as the dust removal processing drum 8a, and a transfer start end is provided at the outer periphery of the second processing drum 9a. The second spiral plate 9b, the second processing claw 9c, and the second discharge plate 9d are sequentially provided from the section. Moreover, it is the structure which stretched | tensioned the 2nd process net | network 9e in which the rethreshing processed material which re-threshed the 2nd thing leaks in the rotation outer periphery lower side part of the 2nd processing cylinder 9a.
[0025]
  The second product supplied from the second reducing cylinder 21 into the second processing chamber 9 is rethreshed while being transferred by the second spiral plate 9b and the second processing claw 9c of the second processing cylinder 9a, The threshing processed product leaks from the second processing net 9e and is supplied onto the lower lower swing sorting device 15 described later. Further, swarf and slashes that have not leaked from the second processing net 9e, and some grains, etc. are transferred to the second processing chamber 9 by the second discharge plate 9d of the second processing cylinder 9a. This is a configuration that is discharged from a second discharge port 10d provided at the end portion and supplied onto a lower swing sorting device 15 described later on the lower side.
[0026]
  A sorting chamber 11 is provided below the threshing chamber 7, and in the upper portion of the sorting chamber 11, dust is discharged from the threshing outlet 10a on the upper side as shown in FIGS. The upper oscillating sorting device 12 that receives the threshing processed product leaked from the leaking tool 8d of the dust removal processing chamber 8 and performs oscillating and moving while oscillating and transferring, and the lower part includes a threshing chamber network 7c, The threshing processed product and the rethreshing processed product leaking from the leaking tool 8d and the rethreshing processed product leaked and discharged from the upper swing sorting device 12 are swing-sorted while being swung. The swing sorting device 15 is provided in a suspended state. These up / down swing sorting devices 12 and 15 are configured to swing and sort supplied threshing processed products and re-threshing processed products into grains, swarf, chopping cutters, and the like.
[0027]
  The upper swing sorting device 12 is configured to be detachable in a superposed state above a predetermined distance above the lower swing sorting device 15. The upper swing sorting device 12 is provided with each upper chaff sheave 12a at a predetermined interval in the front-rear direction in the left-right direction toward the transfer start end side, and on the rear side (lower side) of each upper chaff sheave 12a Each upper stroller 12b is provided with predetermined intervals in the left and right directions.
[0028]
  From the upper chaff sheaves 12a of the upper swing sorting device 12 and the upper strola racks 12b, the dust discharged from the threshing outlet 10a of the threshing chamber 7 and the leaking tool 8d of the dust processing chamber 8 In response to the rethreshing product to be leaked, it is arranged to swing and sort into grains, swarf and chopping, etc., and leak and discharge onto the lower swinging sorting device 15 on the lower side. .
[0029]
  The lower swing sorting device 15 includes, from the front, a side-mount-shaped lower transfer shelf 13a, a left and right lower chaff sheave 13b that can be opened and closed with a predetermined interval in the front and rear direction, and a front and rear direction. A predetermined interval is provided in each direction, and each lower strok back 13c, a lower grain sheave 14a made of a net or the like is provided below each lower chaff sheave 13b, and a lower front portion of each lower strobe rack 13b is inclined downward to the front. The downstream lower shelf 14b is provided.
[0030]
  A swing cam device 15a is provided at the front lower portion of the lower swing sorting device 15, and a roller device 15b is provided at the lower rear portion to connect the upper and lower swing sorting devices 12, 15 connected in a superposed state. Is driven to swing.
  The lower swing sorting device 15 has a threshing treatment that leaks by a threshing chamber network 7c of the threshing chamber 7, a leaking tool 8d of the dust processing chamber 8, and a second processing network 9e of the second processing chamber 9. A re-threshing processed product, a re-threshing processed product that is discharged from the top swing sorting device 12, and a re-threshing processed product that is discharged from the dust discharge port 10b and the second discharge port 10c. It is the structure which rocks and sorts into a grain, swarf, and chopping.
[0031]
  At the lower front part of the lower swing sorting device 15, a blower 17 having a blower blade 17 a rotatably mounted therein is provided, and a wind generated from the blower blade 17 a of the blower 17 is blown to sort the lower swing sorter. It is the structure which wind-sorts into the grain of the fallen thing which falls from the apparatus 15, and swarf, dust, and a kerf.
[0032]
  The sorted grain that has been oscillated and sorted by the lower oscillating sorting device 15 and wind-sorted by the blower 17 and flowed down the first sorting shelf 18a and fed into the first receiving bowl 18b is the most received grain. It is transferred to the right side by the first helix 18c in the basket 18b, transferred by the first cereal helix 20a installed in the first cereal cylinder 20, and is transferred from the first discharge cylinder 20b to the grain storage tank 31. To be temporarily stored.
[0033]
  On the rear side of the first receiving rod 18b, there is provided a second receiving rod 19a that rotatably supports a second spiral 19b, and an upper front portion of the second receiving rod 19a and an upper portion of the first sorting shelf 18a. Are connected to each other, and the rear upper end is superposed on the lower side of the lower end of the falling shelf 16e of the lower swing sorting device 15.
[0034]
  The second product supplied into the second receiving rod 19a is transferred to the right side by the second spiral 19b in the second receiving rod 19a, and is fed by the second reducing spiral 21a installed in the second reducing cylinder 21. It is the structure which is handed over, is returned to the transfer start end of the second processing chamber 9 from the second throwing cylinder 21b, and the second thing is threshed again.
[0035]
  In the upper part of the transfer terminal of the lower swing sorting device 15, the dust, dust, and slasher, etc., which have been swung by the upper / lower swing sorting devices 12, 15 and wind-sorted by the blower 17 are sucked. Thus, the suction fan 22 that discharges from the rear part to the outside of the machine is provided at the front and rear.
  On the rear side of the grain storage tank 31 that discharges the grains stored in the grain storage tank 31 to the outside of the machine, a discharge support cylinder 40 equipped with a vertical transfer spiral 40a is rotatably mounted in a substantially vertical posture. At the upper end of the discharge support cylinder 40, a discharge auger 41 is provided that is extendable and retractable. The discharge auger 41 is provided with a discharge spiral 41a that extends the length of the combine 1 in the longitudinal direction of the combine 1 to the outside of the machine. It is the structure arrange | positioned in the front-back direction so that rotation and free swivel are possible.
[0036]
  As shown in FIG. 1 and FIG. 2, the threshing chamber 7 is sandwiched between the feed chain 6 a and the clamping rod 6 b on the left side of the handling cylinder 7 a of the threshing chamber 7 of the threshing machine 5. It is the structure which provided the excretion transfer apparatus 23 which takes over the excretion of the threshing cereal by the various teeth 7b of the treatment cylinder 7a during the inside.
[0037]
  As shown in FIG. 1 and FIG. 2, the waste transfer device 23 includes a waste stock source transfer device 24 for transferring the stock side of waste, a waste tip transfer device 25, a transmission device 26, and a support device. It is the structure which consists of 30 grades.
  The waste transporting device 23 is supported by a transmission device 26 and a support device 30.
[0038]
  As shown in FIG. 1 and FIG. 2, the transmission device 26 has a rotational power of the engine 39 from an input pulley 6e pivotally supported on the tip of the input shaft 6d of the threshing gear case 6c via the input shaft 6d. It is the structure which is input into the transmission mechanism 6f built in the case 6c, and rotationally drives the barrel 7a of the threshing machine 5.
[0039]
  A de-output pulley 7e is pivotally supported at the front end of a barrel 7d that rotatably supports the barrel 7a.
  The transmission device 26 that rotationally drives the waste transporting device 23 is provided on the left side of the handling cylinder 7a as shown in FIGS. 1 and 2 and above the feed chain 6a.
[0040]
  A transmission device 26 that rotationally drives a waste transporting device 23 that takes over and transports the waste of the threshed cereal that is nipped and transferred by the feed chain 6a and the clamping slag 6b is provided on the left side of the handling cylinder 7a of the threshing machine 5. By providing the upper part of the feed chain 6a, there are no other parts in the vicinity of the transmission device 26. Therefore, maintenance is easy.
[0041]
  As shown in FIGS. 1 and 2, the outer peripheral portion of the transmission shaft 27a of the transmission device 26 has a threshing machine 5 as shown in FIG.in front・rearThe side plates 5a and 5b are connected and the transmission shaft 27a is supported.ConnectionA pipe 27b is provided, and front and rear mounting plates 27c and 27d are provided at locations where the outer surfaces of the front and rear side plates 5a and 5b are located on the outer peripheral portion of the connection pipe 27b, and are attached by bolts, nuts, and the like. The connection pipe 27a connects the front and rear plates 5a and 5b to increase the strength.
[0042]
  By providing the connection pipe 27b for connecting the front and rear plates 5a, 5b at the outer periphery of the transmission shaft 27a of the transmission device 26, the strength of the transmission device 26 and the left side portion of the threshing machine 5 is increased.widthCan be up.
  A de-output pulley 7e pivotally supported on the barrel 7a and a de-input pulley pivotally supported on the front end of the transmission shaft 27a of the transmission 26(Input pulley)27e has a configuration in which the belt 27f is wound around and the transmission shaft 27a is rotationally driven.
[0043]
  The rear end portion of the transmission shaft 27a of the transmission device 26 and the front rejection gear case of the rejection transfer device 23(Front exhaust gear case)Power transmission mechanism built in 24a(First transmission mechanism)24b front transmission shaft(Front transmission shaft)As shown in FIGS. 1 and 2, the front end portion of 24c is provided with a claw clutch-type connection tool 28 so as to be connected or disengaged so that the transmission shaft 27a and the front transmission shaft 24c are connected and detached. It is a free configuration.
[0044]
  By connecting the transmission shaft 27a of the transmission device 26 and the front transmission shaft 24c of the front waste gear case 24a of the waste stock source transfer device 24, or by providing a detachable connector 28 (claw clutch system). The squeeze transfer device 23 can be easily moved up and down and easily attached and detached.
[0045]
  The waste stock source transfer device 24 and the waste head transfer device 25 of the waste transfer device 23 are supported by a support device 30 as shown in FIG. The support device 30 supports the support rod 30a by the front and rear side plates 5a and 5b, and is provided with support plates 30b and 30b mounted at predetermined intervals on the rear end portion of the support rod 30a. A front / rear support rod 30c is provided between the plates 30b, 30b by being rotated or fixed by bolts or the like, and the front / rear support rod 30c is provided with left and right support rods 30d.
[0046]
  A rear evacuation gear case 29 having a transmission mechanism 29a mounted therein is mounted on the tip of the left and right support rods 30d.
  As shown in FIG. 1, the waste stock former transfer device 24 is connected to a front sprocket 24e pivotally supported on the rear transmission shaft 24d of the front waste gear case 24a and a transmission shaft 29b of the transmission mechanism 29a of the rear waste gear case 29. The rear sprocket 29c that is pivotally supported has a configuration in which a waste stock chain 24f is bridged. The waste stock source chain 24f is provided so as to be inclined from the left front portion toward the right rear portion, and transports the stock stock side of the waste stock.
[0047]
  As shown in FIG. 1, the waste spike tip transfer device 25 includes a rear waste gear case 29, a tip sprocket 25 b that is pivotally supported on a transmission shaft 29 b that is pivotally supported on the waste cases 25 a and 25 a, A spear tip chain 25e with a transfer lug 25f mounted at a predetermined interval is spanned between the spear front sprocket 25d supported on the front tip transmission shaft 25c supported on the scissors cases 25a and 25a. The waste tip chain 25e and each tip lug 25f are provided so as to be inclined from the left front portion to the right rear portion and transport the waste tip side.
[0048]
  The rotational drive of the waste stock source chain 24f of the waste stock source transfer device 24 and each transfer lug 25f of the waste stock tip transfer device 25e of the waste stock tip transfer device 25 is driven by the rotational power of the engine 39 and the belt 27f. The transmission shaft 27a of the transmission device 26 and the individual transmission mechanisms 24b and 29a of the front and rear rejection gear cases 24 and 29 are rotationally driven. The evacuation is configured to be transferred to the outside of the machine, or supplied to a cutter device and a bundling machine (both not shown), cut, bundled and discharged.
[0049]
  As shown in FIGS. 8 and 9, a support pin 42b is provided on the support plate 42a on the transfer start end side of the chain rail 42 that supports the rotational drive of the feed chain 6a, and this support pin 42b has an inlet chain sprocket. 42c is provided by pivotally supporting it.
[0050]
  The coupling 43a portion of the dust removal gear case 43 is provided with a circular prevention disk 44 for preventing the winding of the cereal as shown in FIG. The prevention disk 44 is fastened together with the dust removal side plate 43b and the dust removal gear case 43, and is configured as an assembled component, and the prevention disk 44 is placed on the inner side of the inlet chain sprocket 42c (the part with the saddle winding) of the feed chain 6a. The fastening tool 44a is inserted by screwing and mounted.
[0051]
  Thereby, by providing the prevention disk 44 for preventing the wrapping of the culm on the inlet chain sprocket 42c, the wrapping of the culm can be prevented and the entrance chain sprocket 42c can be prevented from being locked.
  As shown in FIGS. 9 and 10, the dust removal processing drum 45 and the second processing drum 46 of the threshing machine 5 are configured to be divided into upper and lower portions on the right side in a plan view of the handling drum 7 a.
[0052]
  As shown in FIGS. 9 and 10, the second processing cylinder 46 is on the right side of the handling cylinder 7a, with the center position at a predetermined distance above the center position of the handling cylinder 7a, the front plate 5a, and the front middle plate. 5e is configured to pivotally support the front and rear transmission shafts 46a and 46b between the rear transmission shaft 46b and the rear transmission shaft 46b to protrude rearward from the rear middle plate 5f. It is.
[0053]
  As shown in FIGS. 9 and 10, the dust removal treatment cylinder 45 is located on the right side of the handling cylinder 7a, with the center position at a predetermined distance below the center position of the handling cylinder 7a, the front middle plate 5e, and the rear plate. It is the structure provided rotatably supported by the transmission shaft 45a between 5b.
  The dust removal processing cylinder 45 is rotationally driven on the rear side of the second processing cylinder 46 and on the outer side of the front middle plate 5e with a chain case 47 mounted therein, and the rear transmission shaft in the chain case 47. 46b is provided with an output sprocket 47a. The transmission shaft 45a within the chain case 47 is provided with an input sprocket 47b. The input / output sprockets 47b and 47a are provided with a chain 47c. It is the structure which passed over.
[0054]
  An input case 48 having a transmission mechanism 48a is provided on the outer surface of the front side plate 5a, and the rotational power of the engine 39 is input to a transmission pulley 48b pivotally supported by the transmission mechanism 48a of the input case 48. The cylinder 46, the dust disposal cylinder 45, and the waste stock source chain 24f of the waste stock source transfer device 24, which will be described in detail later, are rotationally driven.
[0055]
  A rejection output pulley 46c is pivotally supported at the rear end of the rear transmission shaft 46b of the second processing cylinder 46, and a rejection input pulley 49b of a transmission mechanism 49a built in the rejection gear case 49 is pivotally supported. It is the structure provided. The waste output pulley 46c and the waste input pulley 49b span the belt 49c and rotationally drive the waste stock chain 24f to discharge waste outside the machine, or a cutter device and a binding machine. It is the structure which supplies to (both are not shown), and cut | disconnects and binds.
[0056]
  As a result, by rotating the waste stock former transfer device 24 from the rear transmission shaft 46b of the second processing drum 46 provided in the upper portion of the handling drum 7a, the positions of the waste output pulley 46c and the belt 49c are changed. By increasing the height, it is possible to prevent the waste from being wrapped around the waste output pulley 46c and the belt 49c when the waste is handed over.
[0057]
  11 is a configuration in which a waste spike tip guide device 50 is provided on the upper side of the waste tip transfer device 25 of the waste transfer device 23 as shown in FIG.
  The culm tip guide device 50 is provided with a mounting plate 50a provided with a receiving plate 50b having a U-shape and an upper side inclined to either one, and the receiving plate 50b is provided with a predetermined interval in the front-rear direction. The front / rear guide rods 50c, 50d are provided, and the front and rear guide rods 50c, 50d are provided at the front ends thereof with a transfer lug 25f provided in a discharge rod tip chain 25e built in the discharge rod tip transfer device 25. It is the structure which extended and provided to the rotation outer peripheral part position of the terminal part. A support plate 50e is provided below the front ends of the front and rear guide rods 50c and 50d, and the support plate 50e is mounted on the casing 22a of the suction fan 22.
[0058]
  The mounting plate 50a of the culling head guide device 50 is mounted on the upper side of the left side plate 5c of the threshing machine 5 with bolts, nuts, etc., and each of the front and rear guide tubs 50c, 50b and the culling head tip chain 25e. It is the structure which clamps the tip part of a waste by the transfer lug 25f, and transfers.
[0059]
  The position of the transfer end portion of the front and rear guide rods 50c, 50d of the waste spike tip guide device 50 is positioned on the rotational outer peripheral portion of the transfer end of the tip lug 25f of the waste tip chain 25e that transports the waste tip side. Thus, for example, when supplying to a cutter device (not shown), etc., it is moved substantially perpendicular to the cutter blade (not shown) of this cutter device, so that The cutting performance can be improved. Further, it is possible to prevent a transfer delay on the tip side of the waste. Furthermore, accumulation of sawdust and the like can be prevented. By attaching the front ends of the upper and lower guide rods 51a and 51b to the support plate 50e and attaching the support plate 50e to the upper side of the casing 22a of the suction fan 22, the strength can be increased.
[0060]
  As shown in FIGS. 12 and 13, the threshing machine 5 is provided with an excretion strain source transfer device 24 and an excretion tip transfer device 25, and an attachment plate 51 provided on the inner side of the left side plate 5 c. Is a configuration in which a front guide rod 51a and a rear guide rod 51b are provided. Further, the upper side surface of the casing 22a of the suction fan 22 is divided into a high part (A) and a low part (B). The front guide rod 51a is configured to be connected to the lower side of the upper surface of the suction fan 22. Further, the position of the casing 22a of the suction fan 22 is increased.
[0061]
  As a result, the waste stock source transfer device 24 and the front guide rod 51a of the waste tip transfer device 25 are provided so as to continue to the casing 22a of the suction fan 22, and the upper side surface of the casing 22a is provided at a high position. As a result, the upper surface of the casing 22a is cleaned by the transferred waste, so that accumulation of dust can be prevented.
[0062]
  In the threshing machine 5, as shown in FIG. 14, a transmission mechanism that rotationally drives the suction fan 22 and the feed chain 6a.(Second transmission mechanism)A transmission case 52 having an interior 52a is provided, and a rear transmission shaft of the transmission mechanism 52a of the transmission case 52 is provided.(Rear transmission shaft)52b includes an upper pulley(Upper pulley)52c is pivotally supported and the lower transmission shaft(Lower transmission shaft)53 is a lower pulley of a Belcon system (transmission mechanism)(Lower pulley)This is a configuration in which 53a is pivotally supported. Further, the front transmission shaft of the transmission mechanism 52a(Front transmission shaft)52d has a rear sprocket(Rear sprocket)The feed chain 6a, which is provided by pivotally supporting the shaft 52e and then spanned to the sprocket 52e, is rotationally driven and is driven to rotate at a variable speed.
[0063]
  An engine pulley 39b is rotatably supported on the engine shaft 39a of the engine 39, and a counter pulley 54b is rotatable on the counter shaft 54a of the counter metal 54 provided on the front plate 5a of the threshing machine 5. It is the structure provided by pivotally supporting. The counter pulley 54b and the engine pulley 39b have a belt 39c.
[0064]
  The feed chain 6a and the suction fan 22 are configured to be driven to rotate at a variable speed.
  On the outer surface of the pulling device 32c of the reaper 3, a culm length sensor 55 for detecting the full length of the culm is provided as shown in FIG.
[0065]
  A traveling vehicle speed is detected by a vehicle speed sensor 36b provided in the mission case 36, and the detected value is input to a control device 37c provided in the operation device 37a. Based on the input traveling vehicle speed, as shown in FIG. The rotational speeds of the feed chain 6a and the suction fan 22 are changed and controlled by the control device 37c. Further, the culm length of the harvested culm is detected by the culm length sensor 55 and input to the control device 37c. Based on the input culm length of the culm, the control unit 37a feeds the feed chain 6a as shown in FIG. The rotational speed of the suction fan 22 is controlled to be changed.
[0066]
  As a result, the rotational speed of the feed chain 6a is changed by the traveling vehicle speed of the traveling device 4, so that the amount of cereal straw supplied into the threshing chamber 7 is made constant, and left untreated and sawdust Etc. can be prevented. In addition, when the rice cake is short, the rotation speed of the feed chain 6a is slowed down, so that it is possible to prevent the stock of the grain rice cake from being preceded.
[0067]
  The operating device 37a is provided with a main transmission lever 37d that is operated when changing the traveling vehicle speed as shown in FIG. 14, and when the main transmission lever 37d is operated to the reverse traveling side, this operation is input to the control device 37c. By this input, the control device 37c is controlled to change so as to travel at a constant slow traveling vehicle speed as shown in FIG. Further, when the main transmission lever 37d is sequentially tilted to the forward travel side, the tilting operation angle is input to the control device 37c, and based on this input, the rotational speeds of the suction fan 22 and the feed chain 6a are changed and controlled. It is the composition which is done. The arm 37e of the main transmission lever 37d and the arm 53c of the lower pulley 53a of the Belcon system (transmission mechanism) are connected by a wire 53d. Further, the belt 53b is stretched between the upper pulley 52c of the transmission case 52 and the lower pulley 53a of the lower transmission shaft 53.
[0068]
  As a result, the rotational speed of the feed chain 6a and the suction fan 22 is changed and controlled according to the tilting operation angle of the main speed change lever 37d, so that the layer thickness of the cereals is always the same, and unhandled occurrence occurs. Reduction of sawdust generation can be achieved. Further, the sorting performance can be improved.
[0069]
  It operates when changing the traveling vehicle speed of the traveling device 4. As shown in FIG. 14, the operation position of the main transmission lever 37d provided in the operation device 37a is input to the control device 37c, and by this input, it is divided into a low vehicle speed, a medium vehicle speed, and a high vehicle speed as shown in FIG. This is a configuration. By this division, the rotation speed of the feed chain 6a and the traveling device 4 is controlled by the control device 37c.
[0070]
  When the controller 37c determines that the detected traveling vehicle speed is within the low vehicle speed range, the controller 37c controls the rotational speeds of the feed chain 6a and the suction fan 22 to a constant low rotational speed. Is done. Further, when the controller 37c determines that the detected traveling vehicle speed is within the range of the medium vehicle speed, the controller 37c causes the rotation speeds of the feed chain 6a and the suction fan 22 to be sequentially set to the standard rotation. It is a configuration that is controlled to change to speed. Furthermore, when the controller 37c determines that the detected traveling vehicle speed is within the range of the high vehicle speed, the rotational speeds of the feed chain 6a and the suction fan 22 are set to a constant high rotational speed. It is the structure controlled by.
[0071]
  Thereby, the rotational speed of the feed chain 6a of the threshing machine 5 and the suction fan 22 is controlled by the low speed, medium speed, and high speed of the traveling vehicle speed of the traveling device 4, so that the amount of waste that is transferred is reduced. It becomes constant, and the threshing performance and sorting performance can be improved. Moreover, generation | occurrence | production of unhandled waste and generation | occurrence | production of sawdust can be reduced.
[0072]
  The thickness of the cereal mash that is nipped and transferred between the feed chain 6a and the squeezing ridge 6b of the threshing machine 5 is detected. As shown in FIG. 14, an ON-OFF type layer thickness sensor 56 is provided. The layer thickness sensor 56 is configured to be turned on and off by the vertical movement of the clamping rod 6a.
[0073]
  The control device 37a of the threshing machine 5 has a configuration in which the position value of the layer thickness sensor 56 is set and stored as shown in FIG. Further, within a predetermined range (L) in the vicinity of the predetermined position value of the layer thickness sensor 56, the rotational speed of the feed chain 6a and the suction fan 22 is controlled at a gentle inclination angle by the control device 37c. It is the composition which is done. Except within the predetermined range (L), the rotational speed change control of the feed chain 6a and the suction fan 22 is controlled by the control device 37c at a steep inclination angle.
[0074]
  As a result, the layer thickness of the culm that is nipped and transferred by the feed chain 6a and the squeezing rod 6b is always constant, thereby reducing the generation of unhandled grains, swarf, etc. Can be made. Further, when there are few processed products in each of the oscillating sorting devices 12 and 15, the rotational speed of the suction fan 22 becomes slow, so that the sorting performance can be improved and the number of third scattered particles can be reduced.
[Brief description of the drawings]
FIG. 1 is a partial cross-sectional plan view of a threshing machine and a waste transporting device.
FIG. 2 is a partially cut-away front view of a threshing machine and a waste transporting device.
[Fig. 3] Cross-sectional side view of whole threshing machine
[Fig. 4] Whole plan sectional view of threshing machine
[Figure 5] Whole front sectional view of threshing machine
FIG. 6 is a left side view of the combine.
FIG. 7 is a view showing another embodiment, and is an enlarged side perspective view of the prevention sprocket of the inlet sprocket.
FIG. 8 is a diagram showing another embodiment, and is an enlarged side perspective view of the prevention sprocket part of the inlet sprocket.
FIG. 9 is a cross-sectional plan view of a threshing machine, showing another embodiment.
FIG. 10 is a side sectional view of a threshing machine, showing another embodiment.
FIG. 11 is a view showing another embodiment, and is an enlarged side view of the mounting portion of the front and rear guide rods
FIG. 12 is a view showing another embodiment, and is a plan view of a mounting portion between the front / rear guide rod and the suction fan casing;
FIG. 13 is a view showing another embodiment, and is a side view of a mounting portion of the front / rear guide rod with the casing
FIG. 14 is a diagram showing another embodiment, and is a left side overall side view of the combine.
FIG. 15 is a diagram showing another embodiment, and a relationship diagram between the rotational speed of the feed chain, the rotational speed of the suction fan, and the traveling vehicle speed.
FIG. 16 is a diagram showing another embodiment, and a relationship diagram between the rotational speed of the feed chain, the rotational speed of the suction fan, and the main speed change lever.
FIG. 17 is a diagram showing another embodiment, and a relationship diagram between the rotational speed of the feed chain, the rotational speed of the suction fan, and the traveling vehicle speed.
FIG. 18 is a diagram showing another embodiment, and a relationship diagram between the rotational speed of the feed chain, the rotational speed of the suction fan, and the identification value of the layer thickness sensor;
[Explanation of symbols]
  2    Traveling chassis
  3    Reaper
  4    Traveling device
  4a  Traveling crawler
  5 Thresher
  5a Front plate
  5b Rear side plate
  6a Feed chain
  6b Clamping bowl
  7a
  7b  Tooth treatment
22    Suction fan
23 Exhaust transfer device
24    Waste stock former transfer device
24a  Front exhaust gear case (front exhaust gear case)
24b  Transmission mechanism (first transmission mechanism)
24c  Front transmission shaft (front transmission shaft)
25    Exhaust tip transfer device
26 Transmissionapparatus
27a Transmission shaft
27b Connection pipe
27e  Input pulley
28 Connecting tools
30    Support device
36    Mission case
36b  Vehicle speed sensor
37c  Control device
52    Transmission case
52a  Transmission mechanism (second transmission mechanism)
52b  Rear transmission shaft (rear transmission shaft)
52c  Upper pulley (upper pulley)
52d  Front transmission shaft (front transmission shaft)
52e  Rear sprocket (rear sprocket)
53    Lower transmission shaft (lower transmission shaft)
53a  Lower pulley (lower pulley)
53b  belt
55    Saddle length sensor

Claims (1)

A traveling device (4) having a pair of left and right traveling crawlers (4a) stretched under the traveling chassis (2) is provided, and a traveling mission case (36) is disposed at the front end of the traveling chassis (2). A reaper (3) is provided in front of the chassis (2), a threshing machine ( 5 ) is mounted on the upper side of the traveling chassis (2), and the cereals harvested by the reaper (3) are removed from the threshing machine (5). feed Cheng (6a) and Kyoji杆of) (6b) by the so taken over interpose and convey while thresher (a configuration in which threshing at 7a), Haiwarakabu original transfer device (24) and the straw discharge tip transfer device (25) the support device upward movement capable to support the exhaust straw transfer device (23) provided with a straw discharge transport device (23) for transferring takeover threshing already straw discharge comprises a (30) is provided, the straw discharge transport device The transmission device ( 26 ) that drives ( 23 ) is viewed from the direction of the airframe of the handling cylinder ( 7a ) . Provided above the site of the left feed chain (6a), on the outer peripheral portion of the transmission shaft of said transmission braking system (26) (27a), prior to threshing machine (5) with axially supporting the transmission shaft and (27a) A connecting pipe (27b) for connecting the side plate (5a) and the rear side plate (5b) is provided, and an input pulley (27e) is attached to the front end of the transmission shaft (27a), and the rear end of the transmission shaft (27a) And a claw clutch that allows the front transmission shaft (24c) of the first transmission mechanism (24b) built in the front rejection gear case (24a) of the rejection transfer device (23) to be connected and disconnected. A transmission case (52) provided with a second transmission mechanism (52a) for driving the suction fan (22) and the feed chain (6a) to the threshing machine (5), To the rear transmission shaft (52b) of the second transmission mechanism (52a) The belt pulley (53b) is stretched between the upper pulley (52c) and the lower pulley (53a) of the Bercon type attached to the lower transmission shaft (53), and the second transmission mechanism (52a) A rear sprocket (52e) is attached to the front transmission shaft (52d), and the feed chain (6a) hung on the rear sprocket (52e) and the suction fan (22) are driven to rotate at a variable speed. 36) a feed chain (6a) and a suction fan (22) based on the vehicle speed detected by the vehicle speed sensor (36b) provided in the vehicle and the culm length sensor (55) for detecting the culm length of the harvested culm culm. Konbai down, wherein a rotational speed to the provision of the speed change control to the control unit (37c) of).

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