WO2016105151A1 - 트랙터 - Google Patents
트랙터 Download PDFInfo
- Publication number
- WO2016105151A1 WO2016105151A1 PCT/KR2015/014244 KR2015014244W WO2016105151A1 WO 2016105151 A1 WO2016105151 A1 WO 2016105151A1 KR 2015014244 W KR2015014244 W KR 2015014244W WO 2016105151 A1 WO2016105151 A1 WO 2016105151A1
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- WO
- WIPO (PCT)
- Prior art keywords
- link
- cabin
- transmission
- tractor
- coupled
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D7/00—Steering linkage; Stub axles or their mountings
- B62D7/20—Links, e.g. track rods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D33/00—Superstructures for load-carrying vehicles
- B62D33/06—Drivers' cabs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D49/00—Tractors
Definitions
- the present invention relates to a tractor for mitigating the vibration transmitted from the vehicle body to the cabin, and more particularly, to a tractor capable of buffering the vibration transmitted from the vehicle body to the cabin constituting the riding driving unit when the tractor is driven.
- tractors are equipped with engines for generating power.
- the tractor is driven using the power supplied from the engine, and is equipped with a work machine such as a harrow and a plow on one side to perform most of the work performed in agriculture.
- the tractor includes a guide body for mounting a radiator, a battery, and the like, an engine connected to the guide bar, and a transmission body positioned at the rear of the engine and connected to the engine.
- the front bar for steering is mounted to the guide bar through the front axle, and the rear wheel for driving to drive the vehicle is mounted to the transmission.
- a boarding driver is provided on the upper side of the transmission to provide a seating space for the user, and the boarding driver is divided into an interior space by a cabin composed of a plurality of frames and glass.
- the tractor When power is generated from the engine and the tractor is started, the tractor may be driven or stopped while the tractor is started, and a predetermined operation may be performed.
- the vibration generated by the engine, the impact caused by the road condition while driving, and the vibration caused by the impact according to the work place state during the operation are various directions such as front and rear, up and down or left and right directions. Will occur in.
- Such vibration is transmitted to the cabin through the body of the tractor, and the vibration transmitted to the cabin is transmitted to the user as it is, there is a problem to lower the ride comfort, comfort and the like.
- the vehicle body and the cabin connection method install a bracket having a groove in each of the transmission device and the cabin, and the transmission device and the cabin through a fastening member such as a bolt in the groove. Combined. And, in order to mitigate the vibration of the cabin, an elastic body such as rubber was installed to surround the fastening member.
- a technique for reducing the vibration transmitted to the cabin is disclosed.
- this document relates to a cabin vibration absorbing structure of a truck, and discloses a structure in which a hydraulic cylinder is installed between the cabin and the body frame, and the oil in the hydraulic cylinder absorbs the impact of the cabin. Accordingly, the vibration of the cabin can be reduced according to the free movement of the oil.
- the present invention has been developed to solve the limitations and problems of the prior art as described above, specifically, to provide a tractor that can improve the riding comfort, comfort, etc. of the user by buffering the vibration transmitted from the vehicle body to the cabin.
- a cabin consisting of a plurality of frames and providing a user's seating space, a guide bar for installing and supplying power to the lower part of the cabin
- the vehicle body composed of a transmission
- One end is coupled to the front of the cabin and the other end is coupled to the front of the transmission device to link the cabin and the transmission from the front
- the elastic member is installed on one side of the link to reduce the vibration of the cabin
- the front elastic cylinder of the wrapping form and one end is coupled to the rear of the cabin and the other end is coupled to the rear of the transmission device to connect the cabin and the transmission from the rear and the form wrapped around the elastic member for reducing the vibration of the cabin
- a tractor comprising a rear elastic cylinder.
- the link may include a first link extending in the front and rear directions, a second link, and a center link extending in the left and right directions and connecting one end of the first link and one end of the second link.
- Second front elastic cylinders are respectively installed in the first link and the second link.
- first and second front elastic cylinders respectively extend in the vertical direction and are coupled to the transmission side brackets formed on one side of the transmission and are fixed to the transmission.
- first and second front elastic cylinders are compressed to cushion an upward impact delivered to the cabin, and are coupled to one side of the first link coupled with the transmission and the transmission.
- One side of the second link Rotating in the downward direction tensions the first and second front elastic cylinders and cushions the downward impact transmitted to the cabin.
- center link extends in the left and right directions so as to couple the first link and the second link at both ends, thereby alleviating the left and right shake transmitted to the cabin.
- a first transmission front bracket for coupling with one end of the first link is installed on one side of the transmission
- a second transmission front bracket for coupling with one end of the second link is installed on the other side of the transmission.
- the first transmission front bracket is inserted into one end of the first link, and a hole provided with a first damper formed of an elastic material is formed on an inner circumferential surface thereof, and the second transmission front bracket is formed at one end of the second link.
- a hole is inserted into the inner circumferential surface and provided with a second damper made of an elastic material.
- the other end of the first link is formed with a hole in which one end of the center link is inserted vertically and a third damper made of an elastic material is installed in the inner circumferential surface, and the other end of the second link is perpendicular to the other end of the second link. And a hole in which a fourth damper formed of an elastic material is installed on the inner circumferential surface thereof.
- the front of the cabin is provided between the first cabin and the second link and the first cabin front bracket and the second cabin front bracket which is coupled to the central link, the first cabin front bracket is installed in the center One side of the link is inserted and a hole is provided with a fifth damper made of an elastic material on the inner circumferential surface, and the other side of the center link is inserted into the second cabin front bracket and a sixth damper is made of an elastic material on the inner circumferential surface Holes are formed.
- first and second rear elastic cylinders one end is coupled to the cabin rear bracket formed at the rear of the cabin and the other end is coupled to the transmission rear bracket formed at the rear of the transmission.
- each of the first link and the second link is provided with a protruding link extending in the left and right directions, and the first and second front elastic cylinders are installed in the protruding link.
- the cabin is provided with a first fixing member and a second fixing member protruding outward, a roller is provided on each of the first fixing member and the second fixing member, the roller is installed to be fixed to the transmission device.
- the left and right and up and down vibrations are alleviated by the guide frame.
- the guide frame includes a first guide frame and a second guide frame installed in parallel to each other.
- the guide frame includes a first guide frame and a second guide frame installed in a direction perpendicular to each other.
- a link is installed at the front and a rear elastic cylinder is installed at the rear, so that vibration generated in the transmission can be transmitted to the cabin.
- the front elastic cylinder is installed on one side of the link, the degree of freedom of the position in which the front elastic cylinder is installed is improved, and there is an advantage that it is possible to efficiently reduce vibration of the cabin occurring in various directions.
- one side of the cabin is formed with a guide frame of the inverted 'U' shape has the advantage that can assist in reducing the vertical vibration and left and right vibration of the cabin.
- FIG. 1 is a side view showing the overall configuration of a tractor according to the present invention.
- FIG. 2 is an enlarged perspective view of portion A of FIG. 1.
- FIG. 3A is an enlarged top perspective view illustrating a portion B of FIG. 2, and FIG. 3B is a view illustrating a state in which a transmission is excluded in FIG. 3A.
- FIG. 4A is a bottom perspective view showing an enlarged portion B of FIG. 2, and FIG. 4B is a view showing a state in which a transmission is excluded in FIG. 4A.
- Figure 5a is a view showing a configuration for buffering the shock transmitted from the transmission to the cabin when an upward force is applied to the transmission
- Figure 5b is a view showing a side view of Figure 5a.
- Figure 6a is a view showing a configuration for buffering the shock transmitted to the cabin from the transmission when a downward force is applied to the transmission
- Figure 6b is a view showing a side view of Figure 6a.
- FIG. 7A is an enlarged top perspective view of portion C of FIG. 2, and FIG. 7B is a view illustrating a state in which a transmission is excluded in FIG. 7A.
- FIG. 8 is an enlarged rear view illustrating a portion C of FIG. 2 according to an embodiment of the present invention.
- FIG. 9 is an enlarged rear view illustrating a portion C of FIG. 2 according to another embodiment of the present invention.
- the tractor 10 according to the present invention includes a steering front wheel 11 for adjusting a driving direction and a driving rear wheel 12 for driving a vehicle.
- the steering front wheel 11 is coupled to the guide bar 13 via the axle.
- the engine 20 and the transmission device 30 are sequentially mounted in the tractor 10 from the front to the rear.
- the guide bar 13, the engine 20, and the transmission device 30 may be collectively referred to as a vehicle body 200.
- a boarding driver 14 is mounted on an upper portion of the guide bar 13 disposed behind the engine 20, and a rear axle 40 for driving the rear wheel 12 is mounted on the transmission device 30. It is composed.
- the PTO shaft 41 of the transmission device 30 extends rearward to supply power to a work machine connected to the lift device 50 at the rear of the tractor 10.
- FIG. 2 is an enlarged perspective view of portion A of FIG. 1.
- the tractor according to the present invention is located at the lower part of the cabin 100 and the cabin 100 in which the boarding driving unit 14 is mounted therein, and as one configuration of the vehicle body 200.
- a transmission 30 that is powered from the engine 20.
- the cabin 100 has a shape in which a plurality of frames are coupled.
- a user may ride in an internal space formed by the plurality of frames to operate the tractor.
- the engine 20 is driven, thereby generating vibration in the vehicle body 200.
- the vibration of the vehicle body 200 may occur according to the road running of the tractor 10, or may also occur according to the work place state of the tractor 10.
- the vibration of the vehicle body 200 may occur according to the state of the paddy field during the paddy field work of the tractor 10.
- Vibration generated from the engine 20 vibration caused by the road running of the tractor 10 and the field work of the tractor 10 is generated in the cabin 100 located above the vehicle body 200. Is passed). At this time, the user boarding in the cabin 100 will feel inconvenience due to this vibration.
- the tractor according to the present invention is provided with a shock absorber for reducing the discomfort felt by the user by alleviating the vibration of the cabin 100.
- a shock absorber for reducing the discomfort felt by the user by alleviating the vibration of the cabin 100.
- FIG. 3A is an enlarged top perspective view illustrating a portion B of FIG. 2
- FIG. 3B is a view illustrating a state in which a transmission is excluded in FIG. 3A.
- Figure 4a is a lower perspective view showing an enlarged portion B of Figure 2
- Figure 4b is a view showing a state in which the transmission is removed in Figure 4a.
- cabin front brackets 101a and 101b and transmission front brackets 210a and 210b are installed in front of each of the cabin 100 and the transmission device 30. That is, the cabin front brackets 101a and 101b are installed at the front of the cabin 100, and the transmission front brackets 210a and 210b are installed at the front side of the transmission device 30.
- the forward direction means the direction from the rear wheel (see reference numeral 12 of FIG. 1) to the front wheel (see reference numeral 11 of FIG. 1), and the rear direction means the reverse direction thereto (see FIG. 2).
- the cabin front brackets 101a and 101b and the transmission front brackets 210a and 210b are joined by a link made of a rigid material.
- the link connects the first link 121 and the second link 122 extending in the front-rear direction, the end of the first link 121 and the end of the second link 122, and the first link 121 ) And a central link 110 disposed between the second link 122.
- the central link 110 may extend in the left and right directions.
- the left direction means a direction from the front wheel disposed on the right side to the front wheel disposed on the left side
- the right direction means the reverse direction thereof (see FIG. 2).
- the cabin front bracket includes a first cabin front bracket 101a disposed adjacent to the first link 121 and a second cabin front bracket 101b disposed adjacent to the second link 122. .
- the first and second cabin front brackets 101a and 101b may extend in the front-rear direction.
- Each of the cabin front brackets 101a and 101b has holes for penetrating the central link 110. That is, the cabin front brackets 101a and 101b and the center link 110 are coupled to each other by sequentially passing the center link 110 through the holes. Therefore, due to the central link 110, it is possible to reduce the left and right shake transmitted to the cabin 100 to give a comfort to the user.
- a central link 110 connecting the first link 121 and the second link 122 may be installed to cushion the shock.
- the force in the right direction transmitted to the transmission 30 is transmitted to the first link 121 and the second link 122 through the first and second transmission front brackets 210a and 210b. Accordingly, the first link 121 receives more downward force than the second link 122.
- a central link 110 extending in the horizontal direction to hold the position of the first link 121 and the second link 122 is Is installed. Accordingly, the state in which the left and right shakes of the first link 121 and the second link 122 are reduced by the center link 110 (a state in which the heights of the first link and the second link are maintained similarly) are reduced. Therefore, the impact applied to the tractor 10 may be alleviated when driving the right downward sloped terrain of the tractor 10, thereby reducing left and right shaking transmitted to the cabin 100.
- the transmission 30 is left. Force is received in the direction (direction from the first link 121 toward the second link 122). The leftward force transmitted to the transmission 30 is transmitted to the first link 121 and the second link 122 through the first and second transmission front brackets 210a and 210b. Accordingly, the second link 122 receives more downward force than the first link 121.
- the state in which the left and right shakes of the first link 121 and the second link 122 are reduced by the center link 110 (a state in which the heights of the first link and the second link are maintained similarly) are reduced. Therefore, the impact applied to the tractor 10 may be alleviated when the left downward inclined terrain of the tractor 10 travels, thereby reducing left and right shaking transmitted to the cabin 100.
- each hole formed at an end of the first link 121 or the second link 122 may be formed.
- the transmission front brackets 210a and 210b are fastened by fastening members such as screws, bolts, and the like.
- a coupling portion of the first link 121 or the second link 122 and the central link 110, and a coupling portion of the central link 110 and the cabin 100 has a predetermined elasticity.
- a damper having a material is installed.
- first transmission front bracket 210a and the second transmission front bracket 210b is inserted into one end of the first link 121 and one end of the second link 122, respectively.
- For each hole is formed.
- a first damper 2101a and a second damper 2101b each having a predetermined elastic force are provided on inner surfaces of the holes. Therefore, even when the tractor 10 travels on unstable terrain such as a slope or a stopping jaw, the first link 121 or the first link 121 or the first damper 2101a and the second damper 2101b are driven by the first damper 2101a and the second damper 2101b.
- the shock transmitted to the second link 122 may be greatly buffered.
- a predetermined hole for inserting one end of the center link 110 is formed at the other end of the first link 121.
- the first link 121 and the center link 110 extend in a direction perpendicular to each other, and the center link 110 is vertically coupled to each other by being inserted into a hole formed at the other end of the first link 121.
- a predetermined hole is formed at the other end of the second link 122 to insert the other end of the center link 110.
- the second link 122 and the center link 110 extend in a direction perpendicular to each other and are vertically coupled to each other by being inserted into a hole formed at the other end of the second link 122.
- the first link 121, the center link 110, and the second link 122 are integrally coupled to each other to have a 'c' shape as a whole. Therefore, even when the tractor 10 runs on a terrain inclined to the left or the right, the 'c'-shaped links 110, 121, and 122 may greatly buffer the left or right tilting phenomenon of the cabin 100. Can be.
- a third damper 121a having a predetermined elastic force is installed on an inner surface of the hole formed at the other end of the first link 121, and a predetermined damper 121a is formed on the inner surface of the hole formed at the other end of the second link 122.
- the fourth damper 122a having an elastic force is installed. Therefore, even when the tractor 10 travels on an unstable terrain such as a slope or a locking jaw, the third damper 121a and the fourth damper 122a are separated from the first link 121 or the second link 122.
- the shock transmitted to the central link 110, in particular, the left or right tipping phenomenon of the cabin 100 may be further buffered.
- each of the first cabin front bracket 101a and the second cabin front bracket 101b has a hole for inserting one side and the other side of the center link 110.
- a fifth damper 1001a and a sixth damper 1001b having a predetermined elastic force are provided on the inner surfaces of the holes. Therefore, even when the tractor 10 travels on unstable terrain such as a slope or a locking jaw, the first link 121 and the second link 122 are driven by the fifth damper 1001a and the sixth damper 1001b. Shock or noise transmitted from the cabin 100 to the can be greatly buffered.
- Each of the first link 121 and the second link 122 is provided with protruding links 125 and 126 that protrude and extend in a direction toward the transmission device 30.
- the first link 121 protrudes in the direction of the second link 122
- the second link 122 protrudes in the direction of the first link 121.
- Protruding second protruding link 126 is installed.
- the protrusion links 125 and 126 extend in the vertical direction and are provided with first and second front elastic cylinders 130a and 130b for buffering the vertical vibration of the cabin 100.
- first and second front elastic cylinders 130a and 130b may cushion the vertical and horizontal vibrations of the cabin 100 as well as the vibrations in the left and right directions.
- the upward direction means a direction toward the cabin 100 in the transmission device 30, and the downward direction means a reverse direction thereof (see FIG. 2).
- first and second front elastic cylinders (130a, 130b) is provided with an elastic member such as a spring, a coil on the outer surface serves to cushion the vibration transmitted from the transmission device 30 to the cabin 100. do. Accordingly, the other ends of the first and second front elastic cylinders 130a and 130b while the ends of the first and second front elastic cylinders 130a and 130b are fixed to the protruding links 125 and 126, respectively.
- the vibrations of the cabin 100 may be indirectly buffered by being fixed to the transmission side brackets 140a and 140b, respectively.
- FIGS. 5A and 5B are perspective and side views illustrating a process in which an impact transmitted from the transmission to the cabin is alleviated when an upward force is applied to the transmission, and FIGS. 6A and 6B are downward force on the transmission; A perspective view and a side view showing a process of alleviating the impact transmitted from the transmission to the cabin when it is applied.
- the tractor 10 drives a driving road on which a locking jaw (for example, an overspeed prevention jaw) is formed as an example
- a locking jaw for example, an overspeed prevention jaw
- the front wheel 11 of the tractor is raised along the locking jaw.
- the transmission 30 connected to the front wheels 11 receives a force in an upward direction corresponding to the moving direction of the front wheels 11. That is, the cabin 100 coupled to the upper portion of the transmission 30 receives such a force, thereby reducing the riding comfort of the user.
- first and second front elastic cylinders 130a and 130b having elastic members wound on outer surfaces thereof are installed. Therefore, the upward force of the transmission 30 is transmitted to the cabin 100 via the first and second front elastic cylinders 130a and 130b.
- the downward force of the transmission 30 is transmitted to the cabin 100 via the first and second front elastic cylinders 130a and 130b. That is, one side of the first link 121 coupled to the transmission 30 and the second link 122 coupled to the transmission 30 according to the downward movement of the transmission 30. 6) is moved downward (refer to FIG. 6B), and the first and second front elastic cylinders 130a and 130b are connected to the transmission device 30 and the one side of the first link 121. And tensioning are performed according to the downward rotation of one side of the second link 122 coupled to the transmission 30, and is transferred from the transmission 30 to the cabin 100 by this tensioning operation. The impact that can be reduced can be reduced.
- FIG. 7A is an enlarged top perspective view of portion C of FIG. 2
- FIG. 7B is a view illustrating a state in which a transmission is excluded from FIG. 7A
- FIG. 8 is a view of FIG. 2 according to an embodiment of the present disclosure. Rear view showing an enlarged C part.
- a cabin rear bracket 151 is installed at the rear of the cabin 100, and a transmission rear bracket 220 is installed at the rear of the transmission device 30.
- First and second rear elastic cylinders 150a and 150b are installed between the cabin rear bracket 151 and the transmission rear bracket 220. That is, one side of the first and second rear elastic cylinders 150a and 150b is coupled to the cabin rear bracket 151, respectively, and the other side of the first and second rear elastic cylinders 150a and 150b is shifted. Coupling to the rear bracket 220, respectively.
- the first and second rear elastic cylinders 150a and 150b extend in the vertical direction, and elastic members such as springs and coils are provided on the outer surface to cushion vertical vibration of the cabin 100.
- elastic members such as springs and coils
- the impact caused by the downward force transmitted to the transmission device 30 is alleviated by the tension of the first and second rear elastic cylinders 150a and 150b. It may be delivered to the cabin 100. Accordingly, the up and down impact behind the cabin 100 can be alleviated.
- first and second rear elastic cylinders 150a and 150b extend inclined at a predetermined angle with respect to the vertical axis extending in the vertical direction, not only the vertical vibration of the cabin 100 but also the left and right vibrations or the front and rear vibrations may be buffered. have.
- the front side of the first and second rear elastic cylinder (150a, 150b), the first and second guide frame (300, 310) for cushioning the vertical vibration and the left and right vibration of the cabin 100 is further installed Can be.
- the support portion 230 is provided on the upper surface of the axle case 250 of the transmission device 30.
- the guide frames 300 and 310 are coupled to the upper portion of the support portion 230, and have an inverted 'U' shape when viewed from the rear.
- the rollers 161 installed on the guide frames 300 and 310, respectively, are coupled by the first and second fixing members 160a and 160b to have the same direction in parallel with each other.
- fixing members 160a and 160b protruding obliquely outward from the side surface of the cabin 100 are installed at one side of the cabin 100.
- the fixing members 160a and 160b are two protruding configurations spaced at regular intervals, and a roller 161 is installed between the two fixing members 160a and 160b.
- the outer surface of the roller 161 is surrounded by the guide frames 300 and 310, and may move upward and downward along the inner surfaces of the guide frames 300 and 310.
- the roller 161 moving along the guide frames 300 and 310 can move only in the up and down direction and the movement in the left and right directions is constrained, the left and right vibrations of the transmission device 30 are guided to the guide frame 300. , 310 may be relaxed and delivered to the cabin 100.
- the transmission 30 receives a force in a direction from the left to the right.
- the roller located in the first guide frame 300 is supported by the right inner surface of the first guide frame 300
- the roller located in the second guide frame 310 is Since it is supported by the right inner surface of the second guide frame 310, the impact due to the right tilting phenomenon of the tractor 10 can be transmitted to the cabin 100 in a greatly relaxed state.
- roller 161 is limited to the space movable in the vertical direction by the guide frame (300, 310) and the support 230, the vertical vibration or left and right imbalance of the transmission device 30 when driving on a slope.
- the impact caused by the guide frames 300 and 310 may be alleviated and transmitted to the cabin 100.
- the transmission 30 moves in a right direction (from the first guide frame 300 toward the second guide frame 310).
- the driver in the boarding driver 14 in the cabin 100 boards in the cabin 100 inclined to the right.
- the roller located in the second guide frame 310 is restricted downward movement by the support portion 230, the roller located in the first guide frame 300 is closed Since the upward movement is limited by the upper surface portion of the first guide frame 300, the impact due to the left and right shake or unbalance of the tractor 10 can be greatly alleviated and transmitted to the cabin 100.
- the transmission 30 receives a force in an upward direction. Accordingly, as the driver boarding the boarding driver 14 in the cabin 100 boards in the cabin 100 that is subjected to upward force by the transmission device 30, You may feel uncomfortable when driving the tractor 10.
- the rollers respectively positioned in the first guide frame 300 and the second guide frame 310 are limited downward movement by the support part 230, so that the tractor 10 suddenly drops. Even if there is a smooth upward movement, the impact can be greatly alleviated.
- FIG. 9 is an enlarged rear view illustrating a portion C of FIG. 2 according to another embodiment of the present invention.
- the first guide frame 300 and the second guide frame 320 may be installed to have opposite directions. Therefore, the outer surface of the roller installed on the first guide frame 300 and the outer surface of the roller installed on the second guide frame 320 may be installed in a direction perpendicular to each other. According to the present embodiment, in addition to the effect according to the embodiment of FIG. 8, the vibrations transmitted to the cabin 100 through the transmission device 30 as well as the horizontal vibration in the vertical direction as well as the vibration in the front and rear direction can be buffered. There is an advantage.
- the first guide frame 300 may be transmitted to the cabin 100 by buffering the left and right and up and down vibrations of the transmission device 30, and installed perpendicular to the first guide frame 300.
- the second guide frame 320 may be transmitted to the cabin 100 by buffering the front and rear and up and down vibration of the transmission 30.
- the tractor 10 when the tractor 10 suddenly rotates to the left, as the roller located in the first guide frame 300 is supported on the right inner surface of the first guide frame 300, the tractor 10 Shock due to the right tilting phenomenon of) may be greatly alleviated and transmitted to the cabin 100.
- the roller 10 located in the second guide frame 320 is supported by the front inner surface of the second guide frame 320, so that the tractor 10 The shock due to the front tilting phenomenon is greatly alleviated and can be transmitted to the cabin 100.
- rollers respectively positioned in the first guide frame 300 and the second guide frame 320 are respectively supported by the support part 230. Since the downward movement is limited, the impact due to the upward tilting of the tractor 10 may be greatly alleviated and transmitted to the cabin 100.
- the front side coupling of the transmission device 30 and the cabin 100 is 'C' link consisting of the first link 121, the second link 122 and the center link 110 directly connecting the transmission 30 and the cabin 100, and one end of the first link ( 121 and first and second front elastic cylinders 130a and 130b connected to protruding links 125 and 126 located on one side of the second link 122 and connected to one side of the transmission device 30. Is made by.
- the left and right shake of the cabin 100 may be buffered by the center link 110, and the up and down shock of the cabin 100 may be impacted by the first and second front elastic cylinders 130a and 130b. This can be alleviated.
- the rear side coupling of the transmission device 30 and the cabin 100 includes first and second rear elastic cylinders 150a and 150b and the cabin that connect the cabin 100 and the transmission device 30.
- first and second rear elastic cylinders 150a and 150b and the cabin that connect the cabin 100 and the transmission device 30.
- the vibration generated during the driving of the engine 20, the driving of the tractor 10, or the operation of the tractor 10 may be reduced and transmitted to the cabin 100, so that the riding comfort of the user may be improved. have.
Abstract
Description
Claims (13)
- 복수의 프레임으로 구성되고 사용자의 안착 공간을 제공하는 캐빈(100);엔진(20) 및 변속 장치(30)로 구성되는 차체(200);일단이 상기 캐빈(100)의 전방에 결합하고 타단이 상기 변속 장치(30)의 전방에 결합하여 상기 캐빈(100)과 상기 변속장치(30)를 전방에서 연결하는 링크(110, 121, 122);상기 링크(121, 122)의 일측에 설치되고 상기 캐빈(100)의 진동을 완화하기 위한 탄성부재가 감싸는 형태의 제1 및 제2 전방 탄성 실린더(130a, 130b); 및일단이 상기 캐빈(100)의 후방에 결합하고 타단이 상기 변속장치(30)의 후방에 결합하여 상기 캐빈(100)과 상기 변속장치(30)를 후방에서 연결하고 상기 캐빈(100)의 진동을 완화하기 위한 탄성부재가 감싸는 형태의 제1 및 제2 후방 탄성 실린더(150a ,150b)를 포함하는 것을 특징으로 하는 트랙터.
- 제 1 항에 있어서,상기 링크는, 전후 방향으로 연장되는 제1 링크(121)와 제2 링크(122) 및 좌우 방향으로 연장되고 상기 제1 링크(121)의 일단과 상기 제2 링크(122)의 일단을 연결하는 중앙 링크(110)를 포함하고,상기 제1 및 제2 전방 탄성 실린더(130a, 130b)는 상기 제1 링크(121)와 상기 제2 링크(122)에 각각 설치되는 것을 특징으로 하는 트랙터.
- 제 2 항에 있어서,상기 제1 및 제2 전방 탄성 실린더(130a, 130b)는 각각 상하 방향으로 연장되고, 상기 변속장치(30)의 일측에 형성된 변속장치 측면 브라켓(140a, 140b)과 결합하여 상기 변속장치(30)에 고정되는 것을 특징으로 하는 트랙터.
- 제 2 항에 있어서,상기 변속장치(30)와 결합되어 있는 상기 제1 링크(121)의 일측과 상기 변속장치(30)와 결합되어 있는 상기 제2 링크(122)의 일측이 상 방향으로 회동하면 상기 제1 및 제2 전방 탄성 실린더(130a, 130b)가 압축되어 상기 캐빈(100)으로 전달되는 상 방향의 충격이 완충되고,상기 변속장치(30)와 결합되어 있는 상기 제1 링크(121)의 일측과 상기 변속장치(30)와 결합되어 있는 상기 제2 링크(122)의 일측이 하 방향으로 회동하면 상기 제1 및 제2 전방 탄성 실린더(130a, 130b)가 인장되어 상기 캐빈(100)으로 전달되는 하 방향의 충격이 완충되는 것을 특징으로 하는 트랙터.
- 제 2 항에 있어서,상기 중앙 링크(110)는 양단에 상기 제1 링크(121)와 상기 제2 링크(122)가 결합하도록 좌우 방향으로 연장되어, 상기 캐빈(100)으로 전달되는 좌우 방향 흔들림을 완화하는 것을 특징으로 하는 트랙터.
- 제 2 항에 있어서,상기 변속장치(30)의 일측에는 상기 제1 링크(121)의 일단과 결합하는 제1 변속장치 전방 브라켓(210a)이 설치되고 상기 변속장치(30)의 타측에는 상기 제2 링크(122)의 일단과 결합하는 제2 변속장치 전방 브라켓(210b)이 설치되며,상기 제1 링크(121)의 일단에는 상기 제1 변속장치 전방 브라켓(210a)이 삽입되고 내주면에 탄성 재질로 구성되는 제1 댐퍼(2101a)가 설치된 홀이 형성되고,상기 제2 링크(121)의 일단에는 상기 제2 변속장치 전방 브라켓(210b)이 삽입되고 내주면에 탄성 재질로 구성되는 제2 댐퍼(2101b)가 설치된 홀이 형성되는 것을 특징으로 하는 트랙터.
- 제 2 항에 있어서,상기 제1 링크(121)의 타단에는 상기 중앙 링크(110)의 일단이 수직하게 삽입되고 내주면에 탄성 재질로 구성되는 제3 댐퍼(121a)가 설치된 홀이 형성되고,상기 제2 링크(122)의 타단에는 상기 중앙 링크(110)의 타단이 수직하게 삽입되고 내주면에 탄성 재질로 구성되는 제4 댐퍼(122a)가 설치된 홀이 형성되는 것을 특징으로 하는 트랙터.
- 제 2 항에 있어서,상기 캐빈(100)의 전방에는 상기 제1 링크(121)와 상기 제2 링크(122) 사이에 배치되고 상기 중앙 링크(110)에 결합하는 제1 캐빈 전방 브라켓(101a) 및 제2 캐빈 전방 브라켓(101b)이 설치되고,상기 제1 캐빈 전방 브라켓(101a)에는 상기 중앙 링크(110)의 일측이 삽입되고 내주면에 탄성 재질로 구성되는 제5 댐퍼(1001a)가 설치된 홀이 형성되고,상기 제2 캐빈 전방 브라켓(101b)에는 상기 중앙 링크(110)의 타측이 삽입되고 내주면에 탄성 재질로 구성되는 제6 댐퍼(1001b)가 설치된 홀이 형성되는 것을 특징으로 하는 트랙터.
- 제 2 항에 있어서,상기 제1 및 제2 후방 탄성 실린더(150a ,150b)는, 일단이 상기 캐빈(100)의 후방에 형성된 캐빈 후방 브라켓(151)에 결합하고 타단이 상기 변속장치(30)의 후방에 형성된 변속장치 후방 브라켓(220)에 결합하는 것을 특징으로 하는 트랙터.
- 제 2 항에 있어서,상기 제1 링크(121)와 상기 제2 링크(122) 각각에는 좌우 방향으로 연장되는 돌출 링크(125, 126)가 설치되고,상기 제1 및 제2 전방 탄성 실린더(130a, 130b)는 상기 돌출 링크(125, 126)에 설치되는 것을 특징으로 하는 트랙터.
- 제 1 항에 있어서,상기 캐빈(100)에는 외측으로 돌출되는 제1 고정부재(160a) 및 제2 고정부재(160b)가 설치되고,상기 제1 고정부재와 상기 제2 고정부재 각각에는 롤러(161)가 설치되며,상기 롤러(161)는 상기 변속장치(30)에 고정되도록 설치되는 가이드 프레임(300, 310, 320)에 의해 좌우 및 상하 진동을 완화하는 것을 특징으로 하는 트랙터.
- 제 11 항에 있어서,상기 가이드 프레임은 서로 평행한 방향으로 설치되는 제1 가이드 프레임(300) 및 제2 가이드 프레임(310)을 포함하는 것을 특징으로 하는 트랙터.
- 제 11 항에 있어서,상기 가이드 프레임은 서로 수직한 방향으로 설치되는 제1 가이드 프레임(300) 및 제2 가이드 프레임(320)을 포함하는 것을 특징으로 하는 트랙터.
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JPH11115829A (ja) * | 1997-10-21 | 1999-04-27 | Hosokawa Seisakusho:Kk | 自動車用エアディフレクター |
JPH11268665A (ja) * | 1998-03-23 | 1999-10-05 | Kubota Corp | 作業車両 |
JP2006027342A (ja) * | 2004-07-13 | 2006-02-02 | Yanmar Co Ltd | 作業車両のキャビン |
JP2011230693A (ja) * | 2010-04-28 | 2011-11-17 | Kubota Corp | トラクタ |
JP2012056547A (ja) * | 2010-09-13 | 2012-03-22 | Yanmar Co Ltd | 作業車両 |
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JPH11115829A (ja) * | 1997-10-21 | 1999-04-27 | Hosokawa Seisakusho:Kk | 自動車用エアディフレクター |
JPH11268665A (ja) * | 1998-03-23 | 1999-10-05 | Kubota Corp | 作業車両 |
JP2006027342A (ja) * | 2004-07-13 | 2006-02-02 | Yanmar Co Ltd | 作業車両のキャビン |
JP2011230693A (ja) * | 2010-04-28 | 2011-11-17 | Kubota Corp | トラクタ |
JP2012056547A (ja) * | 2010-09-13 | 2012-03-22 | Yanmar Co Ltd | 作業車両 |
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