TW201034560A - Combined harvester - Google Patents

Abstract

An objective of the invention is to provide smooth transfer of harvest grain stems in order to improve efficiency and accuracy of threshing operation, and make it easy to maintain the driving mechanism of a grain-stem delivery system. Install a front-side supply delivery device (13) at medial part of delivery start section of the grain-stem supply delivery device (12) that is responsible for supplying grain stems to the threshing unit (2); rotate and transmit the output of a stepless-speed change device (21) for use in delivering harvest, which synchronizes its output speed with the increased or decreased driving speed of a moving device (3), to the harvesting device (4) and the front-side supply delivery device (13), install the stepless-speed change device (21) at medial part of machine body of the gear box (50) that rotates and splits the output of the aforementioned engine (22) to the grain-stem supply delivery device (12).

Description

201034560 VI. Description of the Invention: [Technical Field to Which the Invention Is Ascribed] The present invention relates to a combine harvester. [Prior Art] Conventionally, the combine harvester is provided with a threshing device on the upper side of the traveling device, and a harvesting device is provided on the front side of the untwisting device, and a mast for harvesting the harvesting device 4 is supplied to the untwisting device. The mast is supplied to the conveying device (feed key). Further, as shown in the patent document, it is known to provide a traveling stepless transmission for driving a traveling device, a harvesting stepless transmission for driving a harvesting device and a mast supply and conveying device, and the harvesting device and the mast supply and conveying device. A technique for increasing and decreasing speed in synchronization with the traveling speed. [Patent Document 1] Japanese Patent Laid-Open Publication No. 2004-283048 1J 容内明

Tg people 驮. i people's team milk to take the lead, Syria, and. The transport device is configured to synchronize with the travel speed. Therefore, the transfer speed from the mast to the mast supply and transport device to the transfer device is rotated at a constant speed, and the posture of the dislocated mast is uncluttered or undivided. The problem of the amount of leverage is reduced and the accuracy of the selection is reduced. Further, the technique for harvesting described in the above Patent Document i is placed outside the body of the gear case. Therefore, it is necessary to set the drive output shaft of the drive to receive the 201034560 on the inner side of the gear box, and the maintenance work of the drive belt between the rotary output shaft and the wheel input shaft of the harvesting device cannot be easily performed from the outside of the machine body. The problem.

The technique described in the above Patent Document 1 is provided with an intermediate output gear for harvesting and an intermediate output gear for the mast supply and disengagement, respectively, on the output shaft of the stepless speed change device for harvesting and the other auxiliary shafts other than the output shaft. Because the harvesting output shaft and the counter shaft are separated from each other, the gears with these shafts are enlarged in the vertical direction. In the case where the intermediate gear for driving the harvesting device and the intermediate output gear for driving the mast supply and conveying device are arranged side by side in the axial direction, the width of the gear box in the left-right direction also becomes large. In order to solve the above problems, the following technical means are adopted in this month.

In the invention described in the first aspect, a combine harvester is provided with a release device (7) on the upper side of the traveling device (3), and a harvesting device (4) on the front side of the threshing device (7), and the unloading device (7) The horizontal side portion is provided with a mast feeding and conveying device (12) that is fed to the take-up device (4) (4) by the mast of the harvesting device (4) (4), and the body of the transfer start device of the mast supply and transport device (12) is at the side = side . The P-position & front-side supply conveyance device (13) rotates the output of the traveling endless transmission (2G) whose output rotational speed is increased or decreased in accordance with the operation amount of the shift operating device (96) to the traveling device (3), And rotating the output of the engine (22) through the transmission device to the disengaging device (7) and the mast supply and conveying device i12)', characterized in that the output rotation speed is synchronized with the traveling device (3): speed increase and decrease The output rotation transmission of the stepless transmission device (21) for the harvesting conveyance is (4) the device (4) and the front side supply and conveyance device 3), and the regenerative transmission device (9) is attached to the rotation of the output of the engine (22). Transmission 201034560 Moves to the inside of the body of the gear box (50) of the mast supply conveying device (12) and the harvesting and conveying stepless transmission device (21). The invention of the present invention is the same as that of the output shaft (38) which is output after the shifting of the stepless transmission (2丨) of the harvesting conveyance. The harvesting intermediate wheel discharge (54) is provided on the shaft center with the output shaft (38), and the harvesting intermediate output shaft (39) for driving the harvesting device (4) is driven in the middle of the harvesting. The gear (56) and the intermediate gear (57) of the intermediate shaft (6〇) in the middle of the transmission path of the transport output shaft (4〇) for driving the front side supply conveying device (1) are engaged in the money collection room. The output of the output shaft (10) is output * wheel (55). According to the invention described in the above-mentioned item 1, the harvesting device (4) and the front side feeding and conveying device (9) are synchronized with the traveling speed and the speed is driven by the stepless transmission (21) for the conveyance and conveyance, and the (10) and the cutting device (4) are connected to the lever. In addition, the transport speed of the threshing device (2) and the transfer of the transport device (10) are not messy, and the separation is not as good as "the efficiency and accuracy of the mast in the threshing." Produce a reduction 'In the body of the threshing operation I:::;: The stepless transmission (21) is mounted on the gearbox (50) ± ^ H to drive the harvesting device (4) to the middle of the harvesting - On the outer side of the gear phase (50), it can be taken from the outside of the machine body: cutting the intermediate wheel out u L L Do not delay the transmission belt between the input shafts of the maintenance work cutting device (4) according to π item 2 In addition to the effect of the invention, the Chuanqi team... 4 3 & Bei 1 recorded the magical harvesting device (4) and the front side supply and transport splitting (1)) 201034560 The moving path simplification can make the gear box (50) miniaturized, Enlarge the space around the gearbox (50) to reduce the accumulation of stacking debris Actuating maintain this gearbox (5〇) and said gear box (50) surrounding the drive unit, etc.. [Embodiment In the drawings illustrate embodiments of the aspect of the present invention.

As shown in FIG. 1 , the combine harvester embodying the present invention is provided with a traveling device 3 on the lower side of the body frame 1 , a threshing device 2 on the upper side of the body frame 1 , and a harvesting device 4 on the front side of the unloading device 2 . A sump 5 for storing the smashed material of the smashing device 2 is disposed on the right side of the detaching device 2, and a manipulation portion 6 of the shifting operation device 96 having a rocker shape is disposed on the side of the grain grooving device 5. A discharge device 7 for discharging the waste to the outside is attached to the rear side of the granule groove 5. The driving device 3 is configured to be driven by the output of the traveling stepless speed change device (the static oil pressure type stepless speed change device for traveling) 2, and corresponds to the operating angle of the shift operating device 96. The output rotation speed of the transmission device 2〇 is increased and decelerated. The harvesting device 4 is supported by the front end support frame 67 of the body frame 1 and includes a grasshopper 1G, a delay type knife U, and a transfer device 91. The transfer end 34 of the cutting device 98 is moved to the left of the threshing device 2 The lateral side portion is provided with a mast supply and delivery device 12 that supplies the grain stem received from the transport end portion to the split chest device of the untwisting device 2. 7 201034560 Slightly). The clamp lever is attached to the upper cover 16 of the threshing apparatus 2 so as to be movable up and down to the upper side of the transport supply chain (feed chain) 15 to sandwich and transport the lever. The transport supply chain (feed chain) 15 is constituted by an endless chain, and is guided by a guide rail (not shown). Further, the front side supply and conveyance device 13 is provided inside the transport start end portion (distal side of the body) of the mast supply and conveyance device 12. The front side supply conveyance device 13 is disposed in parallel with the conveyance direction of the mast supply conveyance device 12, which is received from the conveyance end portion of the conveyance device, and is conveyed in the conveyance direction of the mast supply conveyance device 12. The conveying start end portion of the front side supply conveying device 13 is disposed so that the conveying end portion of the conveying device % overlaps in a plan view. Further, the transport terminal unit of the front side supply transport unit is disposed at a position immediately reaching the entrance of the separation chamber of the unloading unit i 2 . As shown in FIG. 3, the lower drive sprocket is wound around the front side supply chain. The rigid side supply and transport device 丨3 is disposed between the rear portion 17 and the guide roller 18 disposed at the front end portion. The transmission mechanism of the engine 22 to the stepless speed change device for traveling and the stepless speed change device for the conveyance and conveyance (the static oil pressure type stepless speed change device for the harvesting and conveying) 21 will be described. The output pulley of the engine 22, the output pulley for the 25B harvesting dislocation, the input pulley for the 26-series travelingless transmission 2〇, the 27 series: the task box with the stepless transmission 2〇, the 28 series transmission Harvesting threshing output pulley 25B rotation + pq middle h wheel, 29 series intermediate shaft, 3 中间 intermediate gear '31 ❹ (four) material, 32, _- to the job record, η 201034560 series threshing drive shaft, 33 Α Intermediate pulley for threshing, 3 pulleys, 34 series separation 胴, 34 Α transmission, knife and moon with drive train separation 胴 shaft, 35 series treatment brain ^ system harvesting material record, 37 money (four) send two 36 to send static oil Dust-type stepless catching device) 21 wheel j (receiving partless speed change device (harvesting), harvesting and conveying oil pressure type without output change shaft, 39 series harvesting intermediate output shaft, 4〇 system 41 The middle output shaft (the valley ', , · ·) of the dislocation side,

Sun 祉 祉 供给 供给 41 ^ 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 The middle clutch of the belt between the lunar wheel 28 is tightened and relaxed. It is set in the middle output shaft for harvesting 39 == copeland, 46 sun • gold 丨 tb μ μ ^ intermediate output slip ^ 46 series harvesting intermediate input pulley, 〇 The belt is placed between the harvesting intermediate wheel 45 and the harvesting intermediate input pulley 46. α, in this transmission mechanism, the input shaft of the stepless transmission device for harvesting and conveying (receiving the hydrostatic type stepless transmission) 21 The wheel man axis / 7 transmission ratio == is set on the flow side below the rotation transmission path. In the threshing... the engine is driven through the threshing drive shaft 33 without passing through the shifting device... Speed rotation. 疋: Figure 4 to Figure 7 The intermediate transmission shaft is a coupling gear at the end of the left and right sides (in the direction of the moving r 5 Γ : inside, the mast of the transmission case 52 is supplied to the side opposite to the part of the target portion 6 4 of the agricultural device 12 side) Box 50% of the box on the side of the control unit 6 (the inside of the body is used for the sleek stepless shifting device (harvesting) The static oil pressure transmission device (2) for transporting. The transmission case 52 is attached to a support base 101 fixed to the body frame 1 on the front side of the release device 2 201034560. The zero gear phase 50 is disposed on the body. The upper part of the electric power on the rack 1 is also mounted on the side surface of the toothed private phase 50, and the gear shifting device for the transporting and transporting (for the harvesting and transporting) and the outer gearbox 5 are provided. The stepless speed change device) 21. The field & mountain surface is used to make the harvesting intermediate output shaft 39 and the transport output shaft 40 and the intermediate wheel output shaft feed belt 47 or the front side supply chain 19. As shown in Fig. 3 and Fig. 9, the harvesting (the static oil for the harvesting and transporting) is arranged on the rear side without the stepless shifting and the output shaft 38 is placed on the input sleeve 37. In addition, above the output shaft 38, the ice (4) is placed in an sigh. The lower part of the 38 is the output shaft 4〇, and the intermediate output shaft 39 for harvesting is disposed below the output shaft 38. , Fig. 5, 41 ^ Fig., the intermediate teeth for harvesting of the intermediate output shaft 41 mounted on the disengagement side 36 Among the stepless speed change devices (reporting for harvesting and transporting, the input gear 53 of the input shaft 37 of the 7-type stepless transmission), and the non-parallel magnet for the delivery The α' intermediate wheel output shaft 54 is set to the output shaft of the non-slave shifting device (retracting transmission device) 21, and the static oil pressure type non-segment output shaft 54 is provided with the harvesting intermediate wheel and the cutting intermediate portion. W bite harvesting gears 56 and 1 = cutting intermediate gears, inter-r gears 57. Driven gears 56^^^ and rotary transmissions of the front side feed conveyors 13 Wheelboxes 5 themselves small Chemical. Weighing the simplification of 'to make the teeth 201034560 eight as shown in the ft axis 38 as different cylinders', the harvesting intermediate output shaft 54 and the output gear W ^ i will be placed in the harvesting intermediate output shaft 54 in the middle of the harvesting # V into a cylindrical shape, The harvesting intermediate output gear 55 is combined with the end portion of the wheel-out shaft 38 as the harvesting center shaft 54 and the Lushan-IT inter-transmission and output shaft 38-body rotation. The composition. In the 60 series, pq goes to $axis' 61 is the intermediate gear of the intermediate shaft 60, 62 # driven gear. You 〇 as described above, as shown in Fig. 8, the harvesting intermediate output shaft 54 is a _^, 彳 gear 65. The sensing gear 65 detects the passage of the tooth portion of the outer peripheral gear portion 66 by an electromagnetic pickup type sensor (not shown) as a configuration for detecting the rotational speed of the intermediate wheel output shaft 54. Further, the sensing gear 65 is disposed on the outer side of the intermediate gear 57, and the outer peripheral portion of the sensing gear 65 is disposed so as to overlap the outer peripheral portion of the intermediate gear 57 in the axial direction. Further, the sensing gear 65 is disposed outside the intermediate driven gear % 收割, and the outer peripheral portion of the sensing gear 65 is placed in the axial direction of the harvesting intermediate driven gear 56. In addition, as shown in FIG. 5 to FIG. 7, the intermediate output shaft 41 on the threshing side, the intermediate output shaft 39 for harvesting, and the output shaft 4 for conveyance are supplied from the mast of the gear case 5 to the side of the transfer device 12 side ( The part outside the body is extended. Further, a non-segment shifting device for the transporting and transporting (the static oil-pressure type non-segmenting device for harvesting and transporting) 21 is attached to the inner side of the body of the gear box 50, and the exhausted air of the engine 22 is blown to the harvesting and transporting. The configuration of the stepless speed change device (the static oil pressure type stepless speed change device for harvesting and conveying) 21 is used. As a result, the effect of the cold portion of the non-segment speed change device (the type of the step-and-speed shifting device 21) 21 for the conveyance 11 201034560 is increased, and the receiving device can be appropriately maintained (the use for the harvesting and transporting, Using the stepless speed change device, the speed device is activated. Induction drive #碎夕" The rotation speed of the swaying shaft detects the speed of the driving speed of the driving speed. The sensation of the revival speed is omitted.)) The second section of the IS section is used for the above-mentioned gearless transmission (the harvesting and moving motor (4) Omitted) connected to the controller m board shaft 1b = the upper end of the vertical support frame 67 of the harvesting device 4 - the horizontal support frame of the body right direction "A, as shown in Figure 4 The support frame 65A rotates up and down in the center: α, harvesting... the hydraulic cylinder that rotates up and down. In addition, the former statement = 〇 is made to the body frame!上安..." * * 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持 支持It is configured to be freely movable to the outside of the machine body. % Further, between the oil feed recording and the return oil passage of the oil pressure recording (four) motor in the stepless speed change device (the type of the stepless speed change device for the harvesting and transporting) 21 The two oil passages are short-circuited by the one-way valve connection, and the oil passage between the oil pressure pump and the hydraulic motor in the stepless speed change device (the static stepless speed change device for the harvesting and transporting) 21 for the harvesting and conveying operation. The supply of the supply pump from the side of the traveling stepless speed change device 2 is supplied. 1Supply 12 201034560 According to the above configuration, after the body travels, the harvesting device 4 harvests the grain of the farmland to harvest the grain pole. The conveyance device 98 is conveyed to the rear and is delivered to the mast supply and conveyance device 12 from the front side supply and conveyance device 13, and the coke supply and conveyance device 12 conveys the grain bar at a constant speed and supplies it to the threshing device 2 to be threshed. Shifting operation of the operating portion 6 After the tilting operation in the front-rear direction, the stepless shifting device 20 for the ordering rotates the output of the engine cymbal 22 by the stepless shifting output, and the traveling speed is shifted. After that, the traveling speed is detected by the vehicle speed sensor. By the output from the controller to the electric motor, the output rotation speed of the stepless speed change device (the static oil pressure type stepless speed change device for the harvesting and conveying) 21 increases in proportion to the traveling speed. The stepless speed change device for the harvesting and transporting (the static pressure type and the shifting device for the harvesting and conveying) 2 1 the output rotation speed is used as the control line in the controller, and will come from the detection sensing gear 65. The detection result of the sensor of the rotation speed is fed back, and the electric motor is controlled so that the output rotation speed of the stepless transmission device (the static oil pressure type stepless transmission device for the harvesting and conveying) 21 for the harvesting and conveying is matched with the control line. In addition, as the above-mentioned control line, a standard of the output rotation speed of the stepless speed change device for the conveyance and conveyance (the static oil pressure type non-stage change device for the harvesting and transporting) 21 is increased in a specific ratio to the traveling speed. The industry line and the standard for the t-line speed increase ratio are high, and can be set by the switch of the shifting portion of the shift operating device 96 (the illustration omits selection of any control line. As described above, due to driving for harvesting The rim of the non-segment shifting device for the harvesting and transporting of the device 4 and the front side feeding and transporting device U (the static oil pressure type for the harvesting and transporting) is not the same as the rim of the trajectory. 21 ώ The output of the suspected turning speed is synchronized with the action of the traveling device 3 After the speed shifting, the yttrium drive TM1. y. . θ is supplied from the harvesting device 4 through the front side, and the fruit set 13 is transported by the mast, that is, the transfer from the stem of the engine unit 12 can be smoothed. Carry out. ^ Do not drive the disengagement device 2 at a certain rotation speed through the transmission device, and the 榖 也 & 驱动 驱动 驱动 drive, 'dry seven... & transport device 12 to improve the threshing efficiency, so that the harvesting device 4 Front side supply The conveying device 13 can drive the turn of the mast of the mast supply and delivery device 12 in synchronization with the traveling speed. Conversely, the double: " Λ ± human output rotation passes through the harvesting threshing clutch 44 to pass the door ^ wheel 28, from the intermediate pulley 28 through the intermediate shaft 29 and the intermediate gear 3 〇 to the intermediate transmission shaft 31 in the outer casing 52, from the intermediate transmission shaft 31 knife transmission to the knife separation side 34 side and the intermediate output shaft "and the use of the harvesting and transport • k shifting|setting (the static hydraulic type stepless speed change device (2) side for harvesting and transporting. The output rotation of the P engine 22 is transmitted from the intermediate transmission shaft 31 through the threshing bevel gears 32, 32 to the separating jaw 34. The rotation of the output shaft 41 is input from the terminal side of the mast supply and conveyance device 12, and drives the mast supply and conveyance device 12. Therefore, the intermediate output shaft 41 is independent of the traveling stepless transmission 20 and the non-segment transmission for the conveyance and conveyance ( The static oil pressure type stepless speed change device for harvesting and conveying) 21 rotates the output from the engine 22 set to a constant speed to the dry supply and conveyance device 12, and the mast supply and conveyance device 12 and the separation cassette 34 are ready to be Therefore, the transport speed of the mast supply and conveyance device 12 does not change with respect to the separation crucible 34 that rotates at a constant speed, so the posture of the trough in the dislocation is not disturbed, and there is no unseparated portion. In addition, the right-hand drive is used to drive the non-segment shifting device for the harvesting and transporting (the static oil-pressure type stepless speed change device for harvesting) 21 in the state where the running is stopped without the side to the side. With the configuration, the other side supply and conveyance device i 3 and the mast supply and conveyance device 丨2 can be driven in the traveling stop state, so that the front side supply and conveyance device 13 and the mast supply and conveyance device can be easily supplied to the hand-cutting bar. The operation (hand separation operation) or the harvesting operation of the mast in the acre can improve the efficiency of the harvesting operation and the dislocation work. Ο , 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装 安装39 is provided on the outer side of the gear case '. It is easy to carry out the maintenance work of the belt 47 between the harvesting intermediate wheel output shaft 9 and the input shaft of the harvesting device 4 from the outside of the machine body. The configuration of the transmission path of the device 4 and the front side to the U is simplified and shaped. Aikawa itself is used to make the lower middle side of the harvesting intermediate gear 55 engage (4) to move the gear 56, so that the intermediate output gear intermediate gear 57 is harvested, so that the upper jaw side can be engaged with each other. The gear 56 and the middle fighter recognize that the position in the axial direction is substantially 3, and the width of the gear in the right direction becomes smaller. ^Close, the gear box 5 can be left to the left, the accumulation of the gear box can be enlarged, and the gear can be smoothly maintained. The movement of the box and the like. 5 〇 around the space to reduce the hub genus 50 and the drive around the gearbox 50 15 201034560

The intermediate output shaft 54 and the output shaft 38 A are different shafts for harvesting the intermediate wheel, and the anger wheel 55 is formed into a cylindrical shape to receive the intermediate wheel rim T between the harvesting gears 55. The output shaft 54 is coupled to the output shaft 38. The shaft 3 8 constitutes & the body is turned and can be said to be outputable from the harvesting intermediate gear 55 so that the harvesting and conveying can be freely inserted and removed, so that the shifting device is 21 斟 认 c c c c c c c c c The gearbox 50 is easy to handle and can be used for maintenance without a stepless shifting | w Μ & easy to carry out the harvesting and transporting. In addition, the intermediate output shaft 54 is mounted with a sensing gear 65 capable of detecting the rotational speed, so that the static oil-pressure helmet device for detecting the cutting and transporting can be detected by the ancient device (detecting the output of the h) The accuracy of the detection of the rotational speed is improved by the accuracy of the shift control of the stepless transmission for the harvesting and transporting (the static-type stepless transmission for the harvesting and transporting) 21. Further, the shaft of the sensing gear 65 can be omitted, and the reduction can be omitted. The number of parts can be reduced and the manufacturing cost can be reduced, and the sensing gear 65 is disposed on the outer side of the intermediate gear 57, and is disposed so as to partially overlap the intermediate gear 57 in the axial direction. Therefore, the entire gear phase 50 can be easily formed, and the manufacturing can be reduced. In the same manner, the sensing gear 65 is located outside the intermediate driven gear 56 for harvesting, and is disposed so as to partially overlap the intermediate gear 56 for harvesting in the axial direction, so that the entire gearbox 50 can be easily configured. It can reduce the manufacturing cost and provide it at a low cost. In addition, since the harvesting device 4 is freely movable to the outside of the machine body, as shown in Fig. 4, the harvesting device 4 is placed outside the machine body. Rotating, harvesting 16 Ο ❹ 201034560 Non-segment speed changer for transport (opening of the harvesting unit (2), easy to use: static oil dust type stepless gearing for delivery (static oil pressure type for harvesting and transporting) Maintenance of the type of gearless transmission) 21, etc. Also, 'the stepless speed change hydraulic type stepless speed change device for the material cutting and transporting I) This is used for the quietness of the oil... Between the road and the return line, the check valve is inserted through the check valve. The oil pressure is short-circuited from the two oil circuits. Therefore, even if it is reversely rotated, the motor side is reversed to the oil side. 9: Oil transport It is possible to prevent damage to the respective parts such as the pulling device 97 or the conveying device 98 caused by the reversal of the harvesting device 4. The lifting device is also used for the delivery of the non-static oil-pressure type stepless speed change device 21 for the harvesting and conveying. In the case of the hydraulic pump and the hydraulic motor, the oil circuit of the hydraulic pump is composed of a supply pump that is supplied with the non-segmented material on the 20th side of the traveling, so that it can be used in the traveling stepless speed change device. Stepless speed change device (for harvesting, harvesting, harvesting, and fielding) - A supply fruit, which can reduce the manufacturing cost and is provided at a low cost. [Simplified illustration of the drawing] Fig. 1 is a side view of the combine harvester. Fig. 2 is a transmission mechanism diagram of the combine harvester. Fig. 3 is a main part of the combine harvester. Figure 4 is a top plan view of the main part of the combine harvester. Figure 5 is a front view of the main part of the combine harvester. Self-expanding display 17 201034560 Figure 6 A front view showing the description of the transmission mechanism of the gearbox portion is shown in Fig. 7. Fig. 7 is a front view showing the transmission mechanism of the gearbox portion in an unfolded state. Fig. 8 is a front view showing a part of a cross section of the gearbox and an unfolded display. 9 is a view showing the configuration of the drive shaft in the gearbox with the left side view. DESCRIPTION OF REFERENCE NUMERALS 2 troughing device 3 traveling device 4 harvesting device 12 grain bar feeding and conveying device 13 front side feeding and conveying device 20 traveling stepless speed change device 21 stepping and shifting device for harvesting and transporting 22 engine 38 output shaft 39 intermediate output for harvesting Shaft 40 Transfer output shaft 50 Gearbox 54 Harvest intermediate output shaft 55 Harvest intermediate output gear 56 Intermediate driven gear for harvesting 57 Intermediate gear 18 201034560 60 Intermediate shaft 96 Variable speed operating device

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Claims (1)

201034560 VII. Patent application scope: A combined harvester is provided with a threshing device on the upper side of the traveling device (3): (7), and a harvesting device (4) is arranged on the front side of the threshing device (7), 2) The lateral side portion is provided with a mast feeding device (2) that is fed by the (4) device (4) and supplied to the threshing device (7), and is transported at the beginning end of the grain feeding device (12). The front side feeding device (U)' is provided with a front side feeding device (U)' to rotate the output of the stepless speed change device (2G) for increasing or decreasing the operating speed of the shifting operation device (%) to the aforementioned traveling device (3) And rotating the output of the engine (22) through the shifting device to the threshing device (2) and the mast feeding and conveying device (12), wherein: synchronizing the output rotational speed with the traveling device (3) The output of the stepless transmission device (21) for increasing or decreasing the driving speed is rotationally transmitted to the determining device (4) and the front side feeding and conveying device (13), and the harvesting and conveying stepless transmission device (9) is attached to the engine (22). Output spin Turn the differential drive to the mast supply ί=ί(12) and the inner part of the gearbox (5〇) of the stepless transmission (21) for the harvesting and conveyance. > 2, such as the scope of patent application! The combined harvester of the present invention is characterized in that the shifting after the shifting of the stepless shifting device (21) for the harvesting and conveying is output: the center of the output is called the intermediate output shaft (54), and is arranged to drive the harvesting device. (4) = The middle (four) moving gear (56) for harvesting of the output shaft (39), and the intermediate gear (9) for driving the output shaft (4 intermediate shaft (10) of the supply conveyor (10)) The harvesting intermediate output gear (55) is provided at the harvesting intermediate (54). 20