CN103444291B - A kind of four-wheel farm working machinery adopting speed changing box for walking tractor - Google Patents
A kind of four-wheel farm working machinery adopting speed changing box for walking tractor Download PDFInfo
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- CN103444291B CN103444291B CN201310359702.4A CN201310359702A CN103444291B CN 103444291 B CN103444291 B CN 103444291B CN 201310359702 A CN201310359702 A CN 201310359702A CN 103444291 B CN103444291 B CN 103444291B
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Abstract
The present invention relates to agricultural machinery technological field, be specifically related to a kind of four-wheel farm working machinery adopting speed changing box for walking tractor.The steering wheel comprising frame, be fixedly mounted on the engine of frame front end, be fixedly mounted on the gearbox of frame rear end and arrange between the engine and the gearbox, frame below engine is provided with front-wheel, described gearbox is speed changing box for walking tractor, the power intake of gearbox is connected with the large flywheel of engine by belt pulley, the output of gearbox installs trailing wheel, and the upper end of gearbox fixedly mounts driver seat by support.This Work machine structure is simple, reasonable in design, makes full use of the gearbox of existing hand tractor, and compact conformation, volume are little, flexible operation.
Description
Technical field
The present invention relates to agricultural machinery technological field, be specifically related to a kind of four-wheel farm working machinery adopting speed changing box for walking tractor.
Background technology
Existing four-wheel tractor volume is large, the road clearance is high, and climbing capacity is strong, but this machinery is not suitable for operation in short at orchard, agricultural greenhouse etc., narrow and small environment.Hand tractor volume is little, but operation underaction, especially radius of turn is comparatively large, and in the environment that orchard, agricultural greenhouse etc. are narrow and small, operation also can be restricted.In addition, the hanger bracket of existing tractor merely provides the function connecting farm machinery, and do not have power transmission ability, the power section of executing agency needs to connect gear box of tractor with belt, and power transmission line is long, efficiency is low.For the farm machinery of some direct-connected power input, as the rotovator with walking tractor matching, also need change structure just can hang use later.
Summary of the invention
The object of the present invention is to provide that a kind of structure is simple, reasonable in design, volume is little, the four-wheel farm working machinery of the employing speed changing box for walking tractor of flexible operation, make it be adapted at operation in short, the narrow and small environment such as orchard, agricultural greenhouse.
In order to reach above object, the technical solution adopted in the present invention is: a kind of four-wheel farm working machinery of speed changing box for walking tractor that adopts comprises frame, be fixedly mounted on the engine of frame front end, the gearbox being fixedly mounted on frame rear end and the steering wheel arranged between the engine and the gearbox, frame below engine is provided with front-wheel, described gearbox is speed changing box for walking tractor, the power intake of gearbox is connected with the large flywheel of engine by belt pulley, the output of gearbox installs trailing wheel, the upper end of gearbox fixedly mounts driver seat by support.
The gear shift operating rod of gearbox is fixedly connected with a grade handle, and described shelves handle is fixedly connected with in U-shaped with gear shift operating rod, and the front end of shelves handle extends to the front of driver seat.
The sidewall of described gearbox is installed with hydraulic pump block, the short tube that described hydraulic pump block comprises two connecting plates be arranged in parallel and is arranged between two connecting plates, two connecting plates one of them be fixedly connected on the sidewall of gearbox, another connecting plate fixedly mounts hydraulic pump, a transmission the tip of the axis in gearbox is arranged in the short tube inner chamber of hydraulic pump block through sidewall, and hydraulic pump is connected with transmission shaft driven in described short tube inner chamber; The backrest of driver seat fixedly mounts hydraulic oil container, and described hydraulic oil container is connected with hydraulic pump by oil pipe.
Drum-type brake is provided with at the output of gearbox.
Be installed with rear-mounted transmission case in the rear end of gearbox, described rear-mounted transmission case comprise casing, the connecting plate be hinged on by hinge on cabinet exterior, between connecting plate and casing, be also provided with after pad cylinder pressure; Power transmission shaft is inserted in casing, and the junction of power transmission shaft two ends and casing is provided with bearing, and the power transmission shaft being positioned at box house is installed with travelling gear, and the transmission the tip of the axis being positioned at casing outside is installed with drive sprocket.
Frame between gearbox and engine is provided with pinch roller, and the below of pinch roller walked around by the driving belt be sleeved on gearbox dynamic input belt pulley and the large flywheel of engine.
Mower is provided with in frame front end, described mower comprises central siphon and is arranged on the lawn mower head on central siphon, described central siphon is fixedly connected on hanger bracket, described hanger bracket comprises the crossbeam being parallel to central siphon and arranging, be fixedly connected on the longeron at crossbeam two ends, crossbeam is provided with the axle bed for installing hinge and the mandril frame for installing prepad fluid cylinder pressure, at least one of them is the shell of hollow to described longeron, by bearing, power transmission shaft is installed in the inner chamber of described shell, one end of described power transmission shaft is in transmission connection by the driving shaft in bevel gear and central siphon, the other end of power transmission shaft is in transmission connection by bevel gear and power shaft, described power shaft is arranged in the inner chamber of sleeve pipe by bearing, and input the tip of the axis is fixedly connected with the driven pulley being positioned at jacket exterior, the outer wall of sleeve pipe is fixedly connected with support, described support is hinged with control stick and fork by hinge, described control stick is hinged on support by the first hinge being positioned at its stage casing, control stick one end arranges control crank, control stick other end articulated linkage, described fork is hinged on support by the second hinge being positioned at its end, and the other end of fork installs expansion tightening wheel, and one end of described connecting rod is hinged on the stage casing of fork.
Beneficial effect of the present invention is: structure is simple, reasonable in design, makes full use of the gearbox of existing hand tractor, and compact integral structure, volume are little, flexible operation; Rear-mounted partial power transmission route is short, efficiency is high, directly can hang the imported farm machinery of direct-connected power.
Accompanying drawing explanation
Fig. 1 is the structural representation of one embodiment of the invention.
Fig. 2 is the rearview of Fig. 1 embodiment.
Fig. 3 is the structural representation of gearbox and hydraulic pump coupling part.
Fig. 4 is the structural representation of rear-mounted transmission case.
Fig. 5 is the structural representation being installed direct-connected rotovator by rear-mounted transmission case.
Fig. 6 is the structural representation of mower.
Fig. 7 is the structural representation installing mower.
Fig. 8 is the A portion partial enlarged drawing of Fig. 7.
Embodiment
As shown in Figure 1, of the present inventionly a kind ofly adopt the four-wheel farm working machinery of speed changing box for walking tractor to comprise frame 1, the engine 2 being fixedly mounted on frame 1 front end, the gearbox 3 being fixedly mounted on frame 1 rear end and the steering wheel 9 be arranged between engine 2 and gearbox 3, frame 1 below engine 2 is provided with front-wheel 4, and its mid frame 1, engine 2 and steering wheel 9 all adopt the structure of existing four-wheel tractor.Described gearbox 3 is speed changing box for walking tractor, and the power intake of gearbox 3 is in transmission connection by the large flywheel 21 of belt pulley and engine 2, and the output of gearbox 3 installs trailing wheel 5, and the upper end of gearbox 3 is by support fixed installation driver seat 6.Frame 1 between gearbox 3 and engine 2 is provided with pinch roller 19, and the below of pinch roller 19 walked around by the driving belt 20 be sleeved on gearbox 3 power intake belt pulley and the large flywheel of engine 2.The height of belt can be reduced like this, avoid in operation driver.
The gear shift operating rod of existing speed changing box for walking tractor is the straight-bar extended back, and the driver be sitting in above gearbox cannot operate.For this reason, the present embodiment improves gear shift operating rod, and the gear shift operating rod 31 of gearbox 3 is fixedly connected with shelves 32, and described shelves are fixedly connected with 32 in U-shaped with gear shift operating rod 31, and shelves extend to the front of driver seat 6 the front end of 32.Like this, on the basis not changing original gearbox designs, the control stick extended back can be changed into and extend to forward before driver seat, be convenient to driver's operation gearshift.
As shown in Figure 2 and Figure 3, the sidewall of described gearbox 3 is installed with hydraulic pump block 33, the short tube that described hydraulic pump block 33 comprises two connecting plates be arranged in parallel and is arranged between two connecting plates, two connecting plates one of them be fixedly connected on the sidewall of gearbox 3, another connecting plate fixedly mounts hydraulic pump 7, a transmission the tip of the axis in gearbox 3 is arranged in the short tube inner chamber of hydraulic pump block 33 through sidewall, and hydraulic pump 7 is connected with transmission shaft driven in described short tube inner chamber; The backrest of driver seat 6 fixedly mounts hydraulic oil container 8, and described hydraulic oil container 8 is connected with hydraulic pump 7 by oil pipe.
In addition, drum-type brake is provided with at the output of gearbox 3.
As shown in Figure 4, rear-mounted transmission case is installed with in the rear end of gearbox 3, described rear-mounted transmission case comprises casing A1, the connecting plate A3 be hinged on by hinge A2 on casing A1 outer wall, after pad cylinder pressure A4 is also provided with between connecting plate A3 and casing A1, after pad cylinder pressure A4 is connected with hydraulic pump 7 by oil pipe, and by the control that hydraulic pump 7 connects; Power transmission shaft A5 is inserted in casing A1, the junction of power transmission shaft A5 two ends and casing A1 is provided with bearing, the power transmission shaft A5 being positioned at casing A1 inside is installed with travelling gear A6, and the end being positioned at the power transmission shaft A5 of casing A1 outside is installed with drive sprocket A7.
As shown in Figure 5, during use, connecting plate A3 is arranged on the position of the original suspension plate of four-wheel tractor, and utilize chain to be connected with the power output sprocket of gearbox 3 by drive sprocket A7, the imported farm machinery of direct-connected power such as rotovator are fixedly connected on the rear end of casing A1, the power input gear A8 of rotovator is engaged with travelling gear A6.
At walking states, operation after pad cylinder pressure A4, makes casing A1 raise, rotovator can be lifted.At job state, operation after pad cylinder pressure A4, casing A1 is reduced, is put down by rotovator, gear box of tractor drives rotovator work by drive sprocket A7, travelling gear A6, power input gear A8.Rotovator directly can adopt the imported rotovator of direct-connected power of original cooperation hand tractor.Its structure is prior art, no longer describes in detail at this.
In addition, in frame 1 front end, can also mower be set, as shown in Figure 6, described mower comprises central siphon and is arranged on the lawn mower head B1 on central siphon, described central siphon is fixedly connected on hanger bracket, described hanger bracket comprises the crossbeam B2 being parallel to central siphon and arranging, be fixedly connected on the longeron B3 at crossbeam B2 two ends, B4, crossbeam B2 is provided with the axle bed B21 for installing hinge and the mandril frame B22 for installing prepad fluid cylinder pressure B8, described longeron B3, at least one of them is the shell of hollow to B4, by bearing, power transmission shaft B5 is installed in the inner chamber of described shell, one end of described power transmission shaft B5 is in transmission connection by the driving shaft in bevel gear and central siphon, the other end of power transmission shaft B5 is in transmission connection by bevel gear and power shaft B6, described power shaft B6 is arranged on by bearing in the inner chamber of sleeve pipe B61, and the end of power shaft B6 is fixedly connected with the driven pulley B63 being positioned at sleeve pipe B61 outside, the outer wall of sleeve pipe B61 is fixedly connected with support B62, described support B62 is hinged with control stick B64 and fork B65 by hinge, described control stick B64 is hinged on support B62 by the first hinge being positioned at its stage casing, control stick B64 one end arranges control crank B66, control stick B64 other end articulated linkage B67, described fork B65 is hinged on support B62 by the second hinge being positioned at its end, the other end of fork B65 installs expansion tightening wheel B68, and one end of described connecting rod B67 is hinged on the stage casing of fork B65.
As shown in Figure 7, during use, mower is arranged on frame 1 front end by axle bed B21 and sleeve pipe B61, pass through stud connection, mower can be swung up and down, separately between mandril frame B22 and frame 1 front end, prepad fluid cylinder pressure B8 is installed, handle the lifting that prepad fluid cylinder pressure B8 can realize mower.Between the large flywheel and driven pulley B63 of engine, install belt B9, promote control crank B66 and fork B65 is swung, expansion tightening wheel B68, by belt B9 tensioning, can utilize the power of tractor to drive driven pulley B63 to rotate, thus drive mower work.
Certainly, as the multiduty farm working machinery of one, this machinery industry may be used for other farmland operations, does not describe one by one at this.
Claims (1)
1. one kind adopts the four-wheel farm working machinery of speed changing box for walking tractor, comprise frame (1), be fixedly mounted on the engine (2) of frame (1) front end, the gearbox (3) being fixedly mounted on frame (1) rear end and the steering wheel (9) be arranged between engine (2) and gearbox (3), the frame (1) of engine (2) below is provided with front-wheel (4), it is characterized in that: described gearbox (3) is speed changing box for walking tractor, the power intake of gearbox (3) is in transmission connection by the large flywheel (21) of belt pulley and engine (2), the output of gearbox (3) installs trailing wheel (5), the upper end of gearbox (3) fixedly mounts driver seat (6) by support, the gear shift operating rod (31) of gearbox (3) is fixedly connected with shelves (32), described shelves are fixedly connected with (32) in U-shaped with gear shift operating rod (31), and shelves extend to the front of driver seat (6) the front end of (32), the sidewall of described gearbox (3) is installed with hydraulic pump block (33), the short tube that described hydraulic pump block (33) comprises two connecting plates be arranged in parallel and is arranged between two connecting plates, two connecting plates one of them be fixedly connected on the sidewall of gearbox (3), another connecting plate fixedly mounts hydraulic pump (7), a transmission the tip of the axis in gearbox (3) is arranged in the short tube inner chamber of hydraulic pump block (33) through sidewall, and hydraulic pump (7) is connected with transmission shaft driven in described short tube inner chamber, the backrest of driver seat (6) fixedly mounts hydraulic oil container (8), and described hydraulic oil container (8) is connected with hydraulic pump (7) by oil pipe, drum-type brake is provided with at the output of gearbox (3), rear-mounted transmission case is installed with in the rear end of gearbox (3), described rear-mounted transmission case comprises casing (A1), the connecting plate (A3) be hinged on by hinge (A2) on casing (A1) outer wall, is also provided with after pad cylinder pressure (A4) between connecting plate (A3) and casing (A1), power transmission shaft (A5) is inserted in casing (A1), the junction of power transmission shaft (A5) two ends and casing (A1) is provided with bearing, be positioned on the inner power transmission shaft (A5) of casing (A1) and be installed with travelling gear (A6), the end being positioned at the outside power transmission shaft (A5) of casing (A1) is installed with drive sprocket (A7), frame (1) between gearbox (3) and engine (2) is provided with pinch roller (19), and the below of pinch roller (19) walked around by the driving belt (20) be sleeved on gearbox (3) power intake belt pulley and the large flywheel of engine (2), mower is provided with in frame (1) front end, described mower comprises central siphon and is arranged on the lawn mower head (B1) on central siphon, described central siphon is fixedly connected on hanger bracket, described hanger bracket comprises the crossbeam (B2) being parallel to central siphon and arranging, be fixedly connected on the longeron (B3 at crossbeam (B2) two ends, B4), crossbeam (B2) is provided with the axle bed (B21) for installing hinge and the mandril frame (B22) for installing prepad fluid cylinder pressure (B8), described longeron (B3, B4) at least one of them is the shell of hollow, by bearing, power transmission shaft (B5) is installed in the inner chamber of described shell, one end of described power transmission shaft (B5) is in transmission connection by the driving shaft in bevel gear and central siphon, the other end of power transmission shaft (B5) is in transmission connection by bevel gear and power shaft (B6), described power shaft (B6) is arranged on by bearing in the inner chamber of sleeve pipe (B61), and the driven pulley (B63) that the end of power shaft (B6) is outside with being positioned at sleeve pipe (B61) is fixedly connected with, the outer wall of sleeve pipe (B61) is fixedly connected with support (B62), described support (B62) is hinged with control stick (B64) and fork (B65) by hinge, described control stick (B64) is hinged on support (B62) by the first hinge being positioned at its stage casing, control stick (B64) one end arranges control crank (B66), control stick (B64) other end articulated linkage (B67), described fork (B65) is hinged on support (B62) by the second hinge being positioned at its end, the other end of fork (B65) installs expansion tightening wheel (B68), one end of described connecting rod (B67) is hinged on the stage casing of fork (B65).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310359702.4A CN103444291B (en) | 2013-08-19 | 2013-08-19 | A kind of four-wheel farm working machinery adopting speed changing box for walking tractor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310359702.4A CN103444291B (en) | 2013-08-19 | 2013-08-19 | A kind of four-wheel farm working machinery adopting speed changing box for walking tractor |
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| Publication Number | Publication Date |
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| CN103444291A CN103444291A (en) | 2013-12-18 |
| CN103444291B true CN103444291B (en) | 2016-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310359702.4A Active CN103444291B (en) | 2013-08-19 | 2013-08-19 | A kind of four-wheel farm working machinery adopting speed changing box for walking tractor |
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| CN (1) | CN103444291B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104604379A (en) * | 2015-01-19 | 2015-05-13 | 魏传波 | Four-wheel farmland operation machine |
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| CN1709739A (en) * | 2004-06-18 | 2005-12-21 | 株式会社久保田 | Sitting type operation machine |
| CN101618681A (en) * | 2009-04-28 | 2010-01-06 | 南京英达公路养护车制造有限公司 | Vehicle stepless speed-change low-speed driving device |
| CN201830628U (en) * | 2010-05-14 | 2011-05-18 | 河北农业大学 | Orchard power chassis |
| CN202251787U (en) * | 2011-10-08 | 2012-05-30 | 徐州凯尔机械有限公司 | Speed changing box for tractor |
| CN202746516U (en) * | 2012-06-26 | 2013-02-20 | 潍坊润达机械有限公司 | Belt tension adjusting device |
| CN202799639U (en) * | 2012-06-27 | 2013-03-20 | 富平县悦达机械制造有限公司 | Multipurpose ditching, fertilizing and earthing device |
| CN202979668U (en) * | 2012-12-17 | 2013-06-12 | 宋征 | Preposed mower for walking tractor |
| CN203387870U (en) * | 2013-08-19 | 2014-01-15 | 潍坊润达机械有限公司 | Four-wheel farmland operating machine adopting walking tractor gearbox |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009227082A (en) * | 2008-03-21 | 2009-10-08 | Kanzaki Kokyukoki Mfg Co Ltd | Working vehicle and hst unit |
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2013
- 2013-08-19 CN CN201310359702.4A patent/CN103444291B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1709739A (en) * | 2004-06-18 | 2005-12-21 | 株式会社久保田 | Sitting type operation machine |
| CN101618681A (en) * | 2009-04-28 | 2010-01-06 | 南京英达公路养护车制造有限公司 | Vehicle stepless speed-change low-speed driving device |
| CN201830628U (en) * | 2010-05-14 | 2011-05-18 | 河北农业大学 | Orchard power chassis |
| CN202251787U (en) * | 2011-10-08 | 2012-05-30 | 徐州凯尔机械有限公司 | Speed changing box for tractor |
| CN202746516U (en) * | 2012-06-26 | 2013-02-20 | 潍坊润达机械有限公司 | Belt tension adjusting device |
| CN202799639U (en) * | 2012-06-27 | 2013-03-20 | 富平县悦达机械制造有限公司 | Multipurpose ditching, fertilizing and earthing device |
| CN202979668U (en) * | 2012-12-17 | 2013-06-12 | 宋征 | Preposed mower for walking tractor |
| CN203387870U (en) * | 2013-08-19 | 2014-01-15 | 潍坊润达机械有限公司 | Four-wheel farmland operating machine adopting walking tractor gearbox |
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| CN103444291A (en) | 2013-12-18 |
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