CN105122982A - Practical cultivator - Google Patents
Practical cultivator Download PDFInfo
- Publication number
- CN105122982A CN105122982A CN201510600334.7A CN201510600334A CN105122982A CN 105122982 A CN105122982 A CN 105122982A CN 201510600334 A CN201510600334 A CN 201510600334A CN 105122982 A CN105122982 A CN 105122982A
- Authority
- CN
- China
- Prior art keywords
- gear
- wheel
- power
- transmission
- practical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 63
- 230000002441 reversible effect Effects 0.000 claims abstract description 19
- 238000003971 tillage Methods 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims description 18
- 238000009313 farming Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 239000007799 cork Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000002420 orchard Substances 0.000 description 1
Landscapes
- Soil Working Implements (AREA)
- Arrangement Of Transmissions (AREA)
Abstract
The invention discloses a practical cultivator which comprises a rack, an engine, a speed changing box, a handle assembly and a rotary tillage work mechanism. The engine, the speed changing box and the handle assembly are arranged on the rack. The rotary tillage work mechanism comprises a power output shaft, a tool apron fixed to the power output shaft and rotary blades fixedly arranged on the tool apron. The speed changing box comprises a box body and a transmission speed changing mechanism arranged in the box body. The practical cultivator is characterized in that the transmission speed changing mechanism comprises a gear changing shaft fixedly provided with a shifting fork, a power input shaft, an intermediate wheel shaft, a transmission shaft, a power input wheel, a gear shifting gear, an intermediate wheel installed on the intermediate wheel shaft, a transmission wheel and a chain wheel, wherein the power input wheel and the gear shifting gear are installed on the power input shaft, and the transmission wheel and the chain wheel are installed on the transmission shaft. The transmission shaft is further sleeved with a duplicate gear in a clearance mode, and the duplicate gear comprises a reverse gear and a small gear. The practical cultivator is provided with a reverse gear mechanism, the reverse action of the whole cultivator can be easily achieved, and the practical cultivator is complete in cultivating coverage and long in service life.
Description
Technical field
The present invention relates to a kind of agricultural machinery, specifically, relate to a kind of practical ploughing machine.
Background technology
Practical ploughing machine is with small diesel engine or gasoline engine for power, and the features such as have lightweight, volume is little, and structure is simple, are widely used in the nonirrigated farmland, paddy field, orchard etc. on Plain, mountain area, hills.Practical ploughing machine freely can be exercised in field, user-friendly and deposit, and eliminates the worry that large-scale farm machinery cannot enter mountain area field, is the optimal selection that alternative ox is ploughed.The defect that existing practical ploughing machine exists is: the gear mostly only possessing advance in transmission shifting mechanism, does not reverse gear, when farming operation, can require great effort very much, being inconvenient to operate to realize complete machine reversing; Each gear in transmission shifting mechanism and wheel shaft, wear no resistance, and easily wear and tear in transmission process or fracture, service life is short; In rotary tillage process, the plot that gearbox is corresponding is easily fallen, and farming covers not comprehensive, easily leaves dead angle.
Summary of the invention
The technical problem to be solved in the present invention overcomes above-mentioned defect, provides one to have reverse gear mechanism, can easily realize complete machine reverse action, and farming covers comprehensively, the practical ploughing machine of long service life.
For solving the problem, the technical solution adopted in the present invention is:
A kind of practical ploughing machine, comprises frame with the engine be located in frame, gearbox, hand assembly, and rotary tillage process mechanism; The rotary blade that described rotary tillage process mechanism comprises power take-off, is fixed on the tool rest on power take-off and is fixedly mounted on tool rest; Described gearbox comprises casing and is located at the transmission shifting mechanism in casing; It is characterized in that: described transmission shifting mechanism comprises the axle of putting into gear, power input shaft, axle of carrier pulley, power transmission shaft and the power input wheel be arranged on power input shaft that are installed with shift fork and power shift gear, the idle wheel be arranged on axle of carrier pulley, is arranged on drive on power transmission shaft and sprocket wheel; The two ends of power input shaft, axle of carrier pulley and power transmission shaft are all arranged on the shell wall of casing by bearing; Described power shift gear is duplicate gear, comprises first gear and second gear, and with power input shaft spline fitted, shift fork is arranged between first gear and second gear; Idle wheel comprises a gear idle wheel, two gear idle wheels and transmission idle wheels, they all with axle of carrier pulley spline fitted; Drive and sprocket wheel all coordinate with splined driveshaft; Wherein, first gear, second gear can keep off idle wheel, two respectively and keep off idle wheel and engage with one, transmission idle wheel often engages with drive, and sprocket wheel and the power output wheel be fixed in the middle part of power take-off are in transmission connection; Described power transmission shaft is also set with duplicate gear, comprises reverse gear and pinion, reverse gear can be meshed with second gear, and pinion and two keeps off idle wheel and often engages.
Say further:
In tool rest on described power take-off, two tool rests being positioned at gearbox both sides slope inwardly, and angle of inclination size is 10 ° ~ 20 °.
The front end of described frame is provided with bumper.
The number of teeth of described first gear is 17, and the number of teeth of a gear idle wheel with matching is 47; The number of teeth of described second gear is 20, and the number of teeth of two gear idle wheels with matching is 44; The number of teeth of described transmission idle wheel is 14, and the number of teeth of the drive of normal engagement is with it 48.
The diameter of described power input shaft is 22mm, and the diameter of described axle of carrier pulley is 25mm.
Owing to have employed technique scheme, compared with prior art, the present invention possesses following advantage: possess reverse gear mechanism in transmission shifting mechanism, can realize complete machine reverse action very like a cork; On power take-off, two tool rests of close the gearbox of inner side slope inwardly, and like this, during rotary tillage process, coverage rate entirely, does not stay dead angle; The gear teeth of each wheel shaft overstriking in transmission shifting mechanism, gear thicken, and make it more wear-resisting, increase the service life.
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of the present invention;
Fig. 2 is the structural representation of transmission shifting mechanism in embodiments of the invention.
In figure: 1-hand is assembly; 2-puts into gear bar; 3-power input shaft; 4-belt; 5-engine; 6-bumper; 7-frame; 8-tool rest; 9-rotary blade; 10-power take-off; 11-casing; 12-power transmission shaft; 13-axle of carrier pulley; 14-power output wheel; 15-sprocket wheel; 16-drive; 17-transmission idle wheel; 18-mono-keeps off idle wheel; 19-first gear; 20-puts into gear axle; 21-shift fork; 22-second gear; 23-power input wheel; 24-bis-keeps off idle wheel; 25-pinion; 26-reverse gear; 27-chain.
Embodiment
Embodiment:
A kind of practical ploughing machine, as shown in Figure 1, comprises frame 7 with the engine 5 be located in frame 7, gearbox, hand assembly 1, and rotary tillage process mechanism.Hand is located at the rear portion of frame 7 assembly 1, and the front end of described frame 7 is provided with bumper 6.
The rotary blade 9 that described rotary tillage process mechanism comprises power take-off 10, be fixed on power output wheel 14 in the middle part of power take-off 10, be fixed on the tool rest 8 on power take-off 10 and be fixedly mounted on tool rest 8.In described tool rest, two tool rests 81,82 being positioned at gearbox both sides slope inwardly, and angle of inclination size is 10 ° ~ 20 °.Like this, when rotary tillage process, the plot below gearbox would not be fallen, and does not leave dead angle.
As shown in Figure 2, described gearbox comprises casing 11 and the transmission shifting mechanism be located in casing 11.Transmission shifting mechanism comprises the axle 20 of putting into gear, power input shaft 3, axle of carrier pulley 13, power transmission shaft 12 and the power input wheel 23 be arranged on power input shaft 3 that are installed with shift fork 21 and power shift gear, the idle wheel be arranged on axle of carrier pulley 13, is arranged on drive 16 on power transmission shaft 12 and sprocket wheel 15.Put into gear one end of axle 20 passes casing 11 and is fixedly connected with bar 2 of putting into gear.The two ends of power input shaft 3, axle of carrier pulley 13 and power transmission shaft 12 are all arranged on by bearing on the shell wall of casing 11.Power input wheel 23 is in transmission connection by the power wheel of belt 4 with engine.
Described power shift gear is duplicate gear, comprises first gear 19 and second gear 22, and with power input shaft 3 spline fitted, shift fork 21 is arranged between first gear 19 and second gear 22.Idle wheel comprises a gear idle wheel 18, two and keeps off idle wheel 24 and transmission idle wheel 17, they all with axle of carrier pulley 13 spline fitted.Drive 16 and sprocket wheel 15 all with power transmission shaft 12 spline fitted.First gear 19, second gear 22 can keep off idle wheel 18, two respectively and keep off idle wheel 24 and engage with one, transmission idle wheel 17 often engages with drive 16, and sprocket wheel 15 and power output wheel 14 are in transmission connection by chain 27.
Described power transmission shaft 12 is also set with duplicate gear, comprises reverse gear 26 and pinion 25, reverse gear 26 can be meshed with second gear 22, and pinion 25 and two keeps off idle wheel 24 and often engages.
In order to strengthen the anti-wear performance of transmission shifting mechanism, extend its service life, compared with the transmission shifting mechanism of existing practical ploughing machine, the number of teeth of each gear reduces by the present invention, corresponding transverse tooth thickness strengthens, and each wheel shaft increases thick, and the installing hole diameter of corresponding each gear also increases.Wherein, the number of teeth of described first gear 19 is 17, and the number of teeth of a gear idle wheel 18 with matching is 47; The number of teeth of described second gear 22 is 20, and the number of teeth of two gear idle wheels 24 with matching is 44; The number of teeth of described transmission idle wheel 17 is 14, and the number of teeth of the drive 16 of normal engagement is with it 48.The diameter of power input shaft 3 is 22mm.The diameter of axle of carrier pulley 13 is 25mm.
Transmission gear shift operation principle of the present invention is as follows:
Ato unit 5, the power wheel of engine 5 can drive power input wheel 23 to rotate by belt 4, and then drives power input shaft 3.Before putting into gear, first by belt clutch, belt 4 is relaxed, like this, power input shaft 3 just runs out of steam, and stops operating at every turn; After putting into gear, then make belt 4 tensioner by belt clutch, power input shaft 3 obtains power, and then, power is sent to power output wheel 14 by transmission shifting mechanism, and then drives rotary tillage process mechanism to complete rotary tillage process.
When power shift gear is between a gear idle wheel 18 and two gear idle wheels 24, transmission shifting mechanism is in neutral position state.
One gear transmission process is as described below: operation is put into gear bar 2, and the axle 20 that makes to put into gear drives shift fork 21 to stir power shift gear, makes first gear 19 and keep off idle wheel 18 and engages.After power input shaft 3 obtains power, drive power shift gear, first gear 19 drives a gear idle wheel 18, one gear idle wheel 18 drives transmission idle wheel 17 by axle of carrier pulley 13, transmission idle wheel 17 drives power transmission shaft 12 by drive 16, and then band movable sprocket 15, sprocket wheel 15 by chain 27 transfer motion power output wheel 14, and then drives rotary tillage process mechanism to complete rotary tillage process.
Two gear transmission process are as described below: operation is put into gear bar 2, and the axle 20 that makes to put into gear drives shift fork 21 to stir power shift gear, makes second gear 22 and two keep off idle wheel 24 and engages.After power input shaft 3 obtains power, drive power shift gear, second gear 22 drives two gear idle wheels 24, two gear idle wheels 24 drive transmission idle wheel 17 by axle of carrier pulley 13, transmission idle wheel 17 drives power transmission shaft 12 by drive 16, and then band movable sprocket 15, sprocket wheel 15 by chain 27 transfer motion power output wheel 14, and then drives rotary tillage process mechanism to complete rotary tillage process.
Reverse gear process is as described below: operation is put into gear bar 2, and the axle 20 that makes to put into gear drives shift fork 21 to stir power shift gear, and second gear 22 is engaged with reverse gear 26.After power input shaft 3 obtains power, drive power shift gear, second gear 22 drives reverse gear 26, and reverse gear 26 drives pinion 25, and pinion 25 drives a gear idle wheel 18, one gear idle wheel 18 drives transmission idle wheel 17 by axle of carrier pulley 3, transmission idle wheel 17 drives power transmission shaft 12 by drive 16, and then band movable sprocket 15, and sprocket wheel 15 is by chain 27 transfer motion power output wheel 14, power output wheel 14 drives rotary tillage process mechanism to rotate backward, and then completes complete machine reverse action.
Claims (6)
1. a practical ploughing machine, comprises frame (7) and is located at engine (5) in frame (7), gearbox, hand assembly (1), and rotary tillage process mechanism; The rotary blade (9) that described rotary tillage process mechanism comprises power take-off (10), is fixed on the tool rest (8) on power take-off (10) and is fixedly mounted on tool rest (8); The transmission shifting mechanism that described gearbox comprises casing (11) and is located in casing (11); It is characterized in that: described transmission shifting mechanism comprises the axle of putting into gear (20), power input shaft (3), axle of carrier pulley (13), power transmission shaft (12) and the power input wheel (23) be arranged on power input shaft (3) that are installed with shift fork (21) and power shift gear, the idle wheel be arranged on axle of carrier pulley (13), is arranged on drive (16) on power transmission shaft (12) and sprocket wheel (15); The two ends of power input shaft (3), axle of carrier pulley (13) and power transmission shaft (12) are all arranged on by bearing on the shell wall of casing (11);
Described power shift gear is duplicate gear, comprise first gear (19) and second gear (22), with power input shaft (3) spline fitted, shift fork (21) is arranged between first gear (19) and second gear (22); Idle wheel comprises a gear idle wheel (18), two gears idle wheel (24) and transmission idle wheels (17), they all with axle of carrier pulley (13) spline fitted; Drive (16) and sprocket wheel (15) all with power transmission shaft (12) spline fitted; Wherein, first gear (19), second gear (22) can keep off idle wheel (18), two respectively and keep off idle wheel (24) and engage with one, transmission idle wheel (17) often engages with drive (16), and sprocket wheel (15) is in transmission connection with the power output wheel (14) being fixed on power take-off (10) middle part;
(12) are also set with duplicate gear to described power transmission shaft, comprise reverse gear (26) and pinion (25), reverse gear (26) can be meshed with second gear (22), and pinion (25) and two keeps off idle wheel (24) and often engages.
2. the practical ploughing machine of one according to claim 1, it is characterized in that: in the tool rest on described power take-off (10), two tool rests (81,82) being positioned at gearbox both sides slope inwardly, and angle of inclination size is 10 ° ~ 20 °.
3. the practical ploughing machine of one according to claim 1 and 2, is characterized in that: the front end of described frame (7) is provided with bumper (6).
4. the practical ploughing machine of one according to claim 3, is characterized in that: the number of teeth of described first gear (19) is 17, and the number of teeth of gear idle wheel (18) with matching is 47; The number of teeth of described second gear (22) is 20, and the number of teeth of two gears idle wheel (24) with matching is 44; The number of teeth of described transmission idle wheel (17) is 14, and the number of teeth of the drive (16) of normal engagement is with it 48.
5. the practical ploughing machine of one according to claim 4, is characterized in that: the diameter of described power input shaft (3) is 22mm.
6. the practical ploughing machine of one according to claim 5, is characterized in that: the diameter of described axle of carrier pulley (13) is 25mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510600334.7A CN105122982A (en) | 2015-09-10 | 2015-09-10 | Practical cultivator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510600334.7A CN105122982A (en) | 2015-09-10 | 2015-09-10 | Practical cultivator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105122982A true CN105122982A (en) | 2015-12-09 |
Family
ID=54708882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510600334.7A Pending CN105122982A (en) | 2015-09-10 | 2015-09-10 | Practical cultivator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105122982A (en) |
-
2015
- 2015-09-10 CN CN201510600334.7A patent/CN105122982A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103430653B (en) | A kind of gear box for rotary cultivator with rotating and left and right turn function | |
| CN201854551U (en) | Micro tillage machine | |
| CN103291853B (en) | Power structure of engine gearbox body | |
| CN201450714U (en) | Shaft-driven dual-drive mini-tiller | |
| CN203523274U (en) | Rotary cultivator gearbox with forward and reverse rotation functions and left and right steering functions | |
| CN104798464A (en) | Convenient-to-disassemble cultivator | |
| CN104081893A (en) | Miniature cultivator | |
| CN211574195U (en) | Transmission mechanism of field management machine | |
| CN201995296U (en) | Flexible-turning small-sized tiller | |
| CN201450715U (en) | Sprocket double drive micro farming-machines | |
| CN105284212A (en) | Practical tilling machine | |
| CN105122982A (en) | Practical cultivator | |
| CN104798460A (en) | Small-sized cultivator | |
| CN104350820A (en) | Practical cultivator | |
| CN216045257U (en) | Small six-gear belt built-in double differential speed box | |
| CN213776237U (en) | Variable speed transmission system of field management machine | |
| CN103120046A (en) | Full-automatic micro-tillage machine | |
| CN223447602U (en) | Rotary cultivator forward and backward rotation gear box for walking tractor | |
| CN203984918U (en) | Stubble cleaning rotary tiller | |
| CN201182057Y (en) | Hand steered machine weeding and soil-loosing machine | |
| CN112449768A (en) | Rotary cultivator matched with walking tractor | |
| CN105340404B (en) | Two-gear reverse gear shifting structure of mini-tiller | |
| CN104206102A (en) | Potato harvester matched with handle | |
| CN105351457B (en) | High-low speed reverse gear shifting mechanism of mini-tiller | |
| CN201541440U (en) | Multiply wheel set micro-tillage machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151209 |