CN104081901A - Rear wheel assembly installation structure of portable micro-cultivator - Google Patents
Rear wheel assembly installation structure of portable micro-cultivator Download PDFInfo
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- CN104081901A CN104081901A CN201410284818.0A CN201410284818A CN104081901A CN 104081901 A CN104081901 A CN 104081901A CN 201410284818 A CN201410284818 A CN 201410284818A CN 104081901 A CN104081901 A CN 104081901A
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Abstract
The invention discloses a rear wheel assembly installation structure of a portable micro-cultivator. Two rear wheels (12) are symmetrically arranged on the left side and the right side which are located behind and below a cross pipe (7) respectively; the rear wheels (12) are arranged on two end portions of a wheel axle (13) in a rotatable and sleeving mode respectively; a left long strip block (14) and a right long strip block (14) are symmetrically arranged on the wheel axle (13); one end of each long strip block (14) is vertically welded on the wheel axle (13) ; the middle of each long strip block (14) is hinged to the corresponding end portion of the cross pipe (7) through a pin; the other end of each long strip block (14) is connected with a first rear wheel installing hole (6a) formed in a corresponding side inclined pipe (6) or a second rear wheel installing hole (5e) formed in a bending pipe (5) through a bolt. According to the rear wheel assembly installation structure of the portable micro-cultivator, the structure is compact, the size is small, the machining manufacture is easy, the cost is low, an engine, a screw transmission box, the rear wheels and the like can be arranged conveniently, the development of the micro-cultivator towards the direction of miniaturization is facilitated, and the working efficiency of the micro-cultivator can be effectively improved due to the facts that the rear wheels can be put away or put down according to needs and the put-away and put-down operation is simple and rapid.
Description
Technical field
The invention belongs to mini-size tillage machine technical field, specifically, the particularly rear wheel assembly mounting structure on mini-size tillage machine.
Background technology
Mini-size tillage machine is the agriculture apparatus of New Times, have lightweight, volume is little, the feature such as simple in structure, be widely used in the nonirrigated farmland, paddy field, orchard on Plain, mountain area, hills etc., mix corresponding facility and can draw water, generate electricity, spray the operation such as medicine, spray, also can draw towed vehicle and carry out short-distance transport.Mini-size tillage machine has stronger flexibility, can freely travel in field, user-friendly and deposit, and has saved large-scale farm machinery and cannot enter the worry of mountain area field, for peasant has saved the plenty of time in busy farming season.
Frame is the vitals on mini-size tillage machine, is the skeleton of mini-size tillage machine, for arranging power assembly, ploughing the parts such as cutter, handgrip.Existing mini-size tillage machine frame not only complex structure, processing and fabricating difficulty, production cost is high, and it is large to take up room, and can increase the volume of whole mini-size tillage machine, is unfavorable for that mini-size tillage machine develops to miniaturization.
The road wheel of mini-size tillage machine and cultivated cutter are to be all optionally arranged on transmission case output shaft: in the time that mini-size tillage machine is walked, road wheel is assembled on transmission case output shaft; In the time of mini-size tillage machine farming, first road wheel is removed, then will plough cutter and be assembled on transmission case output shaft, after completing, farming is reinstalled again road wheel.Above structure is dismounting complex operation not only, and staff's labour intensity is large, and can greatly reduce the operating efficiency of mini-size tillage machine.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of retractable operation simple portable mini-size tillage machine rear wheel assembly mounting structure.
Technical scheme of the present invention is as follows: a kind of portable mini-size tillage machine rear wheel assembly mounting structure, comprise frame, described frame has supervisor (1), this supervisor (1) is " U " shape of front end closed rear end opening, supervisor's (1) front end is upturned, form bumper (1a), front portion between (1) two horizontal segment of supervisor is provided with crossbeam (2), the end of this crossbeam (2) is welded and fixed with the pipe shaft of the corresponding horizontal segment of supervisor (1), middle part between (1) two horizontal segment of supervisor is provided with supporting plate (3), the end of this supporting plate (3) is welded and fixed with the pipe shaft of the corresponding horizontal segment of supervisor (1), tail end plug at every horizontal segment of described supervisor (1) is equipped with plug (4), the rear portion of plug (4) offers installing hole on handle bracket (4a) along left and right directions,
Below at supervisor (1) every horizontal segment rear portion is provided with bend pipe (5), this bend pipe (5) is " V " shape, by the first straight section (5a), arc transition section (5b) and the second straight section (5c) are connected in turn, the bottom welding of the upper end of described the first straight section (5a) and supervisor (1) respective side horizontal segment is fixed, offer installing hole under handle bracket (5d) in the bottom of the first straight section (5a), and between first straight section (5a) of the right and left bend pipe (5), be provided with location-plate (10) and lower location-plate (11), the end of these two location-plates and respective side bend pipe (5) fix,
Be equipped with inclined tube (6) at the rear of every bend pipe (5), after the front height of inclined tube (6), low dip is arranged, the bottom welding of the upper end of inclined tube (6) and supervisor (1) respective side horizontal segment tail end is fixed, between two inclined tubes in left and right (6), be provided with transverse tube (7), the end of the lower end of inclined tube (6) and transverse tube (7) fixes, the rear end of the right and left bend pipe (5) second straight sections (5c) is welded on transverse tube (7), offer the first trailing wheel installing hole (6a) at the middle part of described inclined tube (6), on second straight section (5c) of bend pipe (5), offer the second trailing wheel installing hole (5e), the same side the first trailing wheel installing hole (6a) equates to the distance of transverse tube (7) with the second trailing wheel installing hole (5e) to the distance of transverse tube (7),
The left and right sides in described transverse tube (7) back lower place is symmetrical arranged trailing wheel (12), this trailing wheel (12) is set in the end of wheel shaft (13) rotationally, on wheel shaft (13), be symmetrically arranged with two rectangular (14), left and right, these two rectangular (14) are corresponding one by one with two inclined tubes (6), one end vertical welding of described rectangular (14) is on wheel shaft (13), the middle part of rectangular (14) is hinged by the end of pin and transverse tube (7), the other end of rectangular (14) is connected with the second trailing wheel installing hole (5e) on the first trailing wheel installing hole (6a) or bend pipe (5) on respective side inclined tube (6) by bolt.
Adopt above technical scheme, whole support assembly moulding is simple, compact conformation, and volume is small and exquisite, is not only easy to processing and fabricating, and is conducive to mini-size tillage machine and develops to miniaturization; Between each adjacent tubes of formation frame, adopt welding manner to fix, the fixing of connection is good.Supervisor's front end upwarps formation bumper, can play on the one hand the effect of protection, prevents from bumping and damaging engine with the object in front; On the other hand, bumper can, for grasping, in the time that mini-size tillage machine clears the jumps, be convenient to portablely, mini-size tillage machine is surmounted obstacles more convenient.
Supporting plate is for supporting engines, and it is upper that two ends of bearing plate is welded in supervisor, the good stability of supporting engines.After supervisor's horizontal segment, on the plug of end plug dress, offer installing hole under the handle bracket of offering on installing hole and bend pipe the first straight section on handle bracket and be used for installing handle bracket, make its installation convenient, firm; Plug can prevent from being responsible for horizontal segment rear end and flatten.Bend pipe is " V " shape, and processing and fabricating is easy, connects supervisor firm with transverse tube.Between the bend pipe of the right and left, be provided with location-plate and lower location-plate, can strengthen on the one hand the structural strength of the right and left bend pipe, prevent that bend pipe is towards relative Direction distortion; On the other hand, the rear end face of screw drive case abuts on two location-plates, and is connected with two location-plates by bolt, makes screw drive case be arranged in the anterior below of supervisor, has effectively utilized the space of supervisor's lower front.Screw drive case adopts horizontal layout, is combined closely with frame, can effectively reduce the volume of mini-size tillage machine; Screw drive case front end adopts fore-stock suspention to be installed on crossbeam, and screw drive case fitting operation is very easy like this, can guarantee the fixing that screw drive case is installed.
Trailing wheel, wheel shaft and rectangular composition rear wheel assembly, this rear wheel assembly has packs up and puts down two states.In the time that the fastening point of rectangular is connected with the first trailing wheel installing hole by bolt, trailing wheel is in down state, and now mini-size tillage machine can, by front end perk, be walked as supporting taking trailing wheel, not only walks convenient, and has saved the trouble that cutter is ploughed in dismounting; When unclamping the fastening bolt of rectangular, rear wheel assembly is rotated to an angle, then when the fastening point of rectangular is connected with the second trailing wheel installing hole by bolt, trailing wheel is in collapsed state, now can carry out farming operation, and trailing wheel can not cause any adverse effect to farming.The present invention, for rear wheel assembly provides alternative mounting points, make trailing wheel assembling simple, and switching state is easy to operate, quick, thereby has greatly improved the convenience that mini-size tillage machine uses.
As preferably, between described bumper (1a) and supervisor's (1) horizontal segment, there is the angle of 130-150 °.
For the ease of processing and fabricating, increase crossbeam structural strength, prevent distortion, described crossbeam (2) is rectangular flat structure, the front of crossbeam (2) and back be bending downwards all, form flange, and two strip holes (2a) side by side about having on crossbeam (2).
For increase supporting plate structural strength, prevent distortion, be convenient to install engine adjusting position, described supporting plate (3) is rectangular flat structure, the front of supporting plate (3) and back be bending downwards all, form flange, and on supporting plate (3), have by the rectangular distribution four bar holes (3a).
The right part of location-plate (10) end face is welded with block (9) on described, and this block (9) is pane structure.Block moulding is simple, be easy to make and install, and the fixing that block is installed on upper location-plate is good; Block is for spacing to belt-tensioner arm, to prevent that belt-tensioner arm and belt guard from interfering.
Beneficial effect: the present invention not only moulding is simple, compact conformation, volume is small and exquisite, and processing and fabricating is easy, and cost is low, and is convenient to the layouts such as engine, screw drive case, trailing wheel, and being conducive to mini-size tillage machine develops to miniaturization; Trailing wheel can be packed up as required or put down, and retractable operation is simple, quick, can effectively improve the operating efficiency of mini-size tillage machine.
Brief description of the drawings
Fig. 1 is the state diagram that trailing wheel puts down.
Fig. 2 is the state diagram that trailing wheel is packed up.
Fig. 3 is the structural representation of frame.
Fig. 4 is the vertical view of Fig. 3.
Fig. 5 is the left view of Fig. 3.
Fig. 6 is wheel shaft and rectangular structural representation.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described:
As shown in Fig. 3, Fig. 4, Fig. 5, frame by being responsible for 1, crossbeam 2, supporting plate 3, plug 4, bend pipe 5, inclined tube 6, transverse tube 7, positioning sleeve 8, block 9, upper location-plate 10 and lower location-plate 11 etc. form.Wherein, supervisor 1 is " U " shape of front end closed rear end opening, and this supervisor's 1 front end is upturned, and forms bumper 1a.Except bumper 1a, supervisor 1 remainder is the horizontal segment that the right and left is arranged symmetrically with, and between described bumper 1a and supervisor 1 horizontal segment, has the angle of 130-150 °.Front portion between 1 two horizontal segments of supervisor is provided with crossbeam 2, and crossbeam 2 is rectangular flat structure, and the end of this crossbeam 2 is welded and fixed with the pipe shaft of supervisor's 1 corresponding horizontal segment.The front of crossbeam 2 and back be bending downwards all, forms flange, and two strip hole 2a side by side about having on crossbeam 2.
As shown in Figure 3, Figure 4, the middle part between 1 two horizontal segments of supervisor is provided with supporting plate 3, and this supporting plate 3 is rectangular flat structure, and the end of supporting plate 3 is welded and fixed with the pipe shaft of supervisor's 1 corresponding horizontal segment.On supporting plate 3, have by the rectangular distribution four bar hole 3a, the front of supporting plate 3 and back be bending downwards all, forms flange.Tail end at supervisor's 1 every horizontal segment is equipped with plug 4, and supervisor 1 tail end is filled in and be fixed in the front portion of plug 4, offers installing hole 4a on handle bracket at the rear portion of plug 4 along left and right directions.
As shown in Fig. 3, Fig. 4, Fig. 5, the below at supervisor 1 every horizontal segment rear portion is provided with bend pipe 5, and the bend pipe 5 of the right and left is symmetrical.Bend pipe 5 is " V " shape, is connected in turn by the first straight section 5a, arc transition section 5b and the second straight section 5c.The first straight section 5a of bend pipe 5 vertically arranges, the upper end of this first straight section 5a is fixed with the bottom welding of supervisor's 1 respective side horizontal segment.Offer installing hole 5d under handle bracket in the bottom of the first straight section 5a, under this handle bracket, installing hole 5d is used for being connected handle bracket with installing hole 4a on handle bracket.Between the first straight section 5a of the right and left bend pipe 5, be provided with the upper location-plate 10 and the lower location-plate 11 that are parallel to each other, end and the respective side bend pipe 5 of these two location-plates 10,11 are welded and fixed.On every location-plate, all offer pilot hole, for being connected with the tail end of screw drive case by bolt.Right part at upper location-plate 10 end faces is welded with block 9, and this block 9 is pane structure, and block 9 is for spacing to belt-tensioner arm.
As shown in Figure 1, Figure 2, Figure 3, Figure 4, the second straight section 5c of bend pipe 5 is positioned at the rear side of the first straight section 5a, and second straight section 5c is low early and high after is in tilted layout.Be equipped with inclined tube 6 at the rear of every bend pipe 5, after the front height of inclined tube 6, low dip is arranged, the inclined tube 6 of the right and left is symmetrical.The upper end of inclined tube 6 is fixed with the bottom welding of supervisor's 1 respective side horizontal segment tail end, between the inclined tube 6 of two of left and right, be provided with transverse tube 7, the end of the lower end of inclined tube 6 and transverse tube 7 is welded and fixed, the rear end of the right and left bend pipe 5 second straight section 5c is welded on the corresponding end of transverse tube 7, and the bend pipe 5 of the same side, inclined tube 6 are in the same plane.Offer the first trailing wheel installing hole 6a at the middle part of inclined tube 6, offer the second trailing wheel installing hole 5e on the second straight section 5c of bend pipe 5, the same side the first trailing wheel installing hole 6a equates to the distance of transverse tube 7 with the second trailing wheel installing hole 5e to the distance of transverse tube 7.Dead astern at described transverse tube 7 middle parts arranges positioning sleeve 8, and this positioning sleeve 8 is welded on transverse tube 7, and positioning sleeve 8 is for installing resistance rod.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 6, be symmetrical arranged trailing wheel 12 in the left and right sides of transverse tube 7 back lower places, this trailing wheel 12 is set in the end of wheel shaft 13 rotationally.On wheel shaft 13, be symmetrically arranged with two rectangular 14 of left and right, this two rectangular 14 corresponding one by one with two inclined tubes 6.The rear end vertical welding of described rectangular 14 is on wheel shaft 13, the middle part of rectangular 14 is hinged by the end of pin and transverse tube 7, the front end of rectangular 14 is connected with the first trailing wheel installing hole 6a on respective side inclined tube 6 by bolt, and now trailing wheel is down state (seeing Fig. 1); Or the front end of rectangular 14 is connected with the second trailing wheel installing hole 5e on respective side bend pipe 5 by bolt, now trailing wheel is collapsed state (seeing Fig. 2).
Claims (5)
1. a portable mini-size tillage machine rear wheel assembly mounting structure, comprise frame, it is characterized in that: described frame has supervisor (1), this supervisor (1) is " U " shape of front end closed rear end opening, supervisor's (1) front end is upturned, form bumper (1a), front portion between (1) two horizontal segment of supervisor is provided with crossbeam (2), the end of this crossbeam (2) is welded and fixed with the pipe shaft of the corresponding horizontal segment of supervisor (1), middle part between (1) two horizontal segment of supervisor is provided with supporting plate (3), the end of this supporting plate (3) is welded and fixed with the pipe shaft of the corresponding horizontal segment of supervisor (1), tail end plug at every horizontal segment of described supervisor (1) is equipped with plug (4), the rear portion of plug (4) offers installing hole on handle bracket (4a) along left and right directions,
Below at supervisor (1) every horizontal segment rear portion is provided with bend pipe (5), this bend pipe (5) is " V " shape, by the first straight section (5a), arc transition section (5b) and the second straight section (5c) are connected in turn, the bottom welding of the upper end of described the first straight section (5a) and supervisor (1) respective side horizontal segment is fixed, offer installing hole under handle bracket (5d) in the bottom of the first straight section (5a), and between first straight section (5a) of the right and left bend pipe (5), be provided with location-plate (10) and lower location-plate (11), the end of these two location-plates and respective side bend pipe (5) fix,
Be equipped with inclined tube (6) at the rear of every bend pipe (5), after the front height of inclined tube (6), low dip is arranged, the bottom welding of the upper end of inclined tube (6) and supervisor (1) respective side horizontal segment tail end is fixed, between two inclined tubes in left and right (6), be provided with transverse tube (7), the end of the lower end of inclined tube (6) and transverse tube (7) fixes, the rear end of the right and left bend pipe (5) second straight sections (5c) is welded on transverse tube (7), offer the first trailing wheel installing hole (6a) at the middle part of described inclined tube (6), on second straight section (5c) of bend pipe (5), offer the second trailing wheel installing hole (5e), the same side the first trailing wheel installing hole (6a) equates to the distance of transverse tube (7) with the second trailing wheel installing hole (5e) to the distance of transverse tube (7),
The left and right sides in described transverse tube (7) back lower place is symmetrical arranged trailing wheel (12), this trailing wheel (12) is set in the end of wheel shaft (13) rotationally, on wheel shaft (13), be symmetrically arranged with two rectangular (14), left and right, these two rectangular (14) are corresponding one by one with two inclined tubes (6), one end vertical welding of described rectangular (14) is on wheel shaft (13), the middle part of rectangular (14) is hinged by the end of pin and transverse tube (7), the other end of rectangular (14) is connected with the second trailing wheel installing hole (5e) on the first trailing wheel installing hole (6a) or bend pipe (5) on respective side inclined tube (6) by bolt.
2. portable mini-size tillage machine rear wheel assembly mounting structure according to claim 1, is characterized in that: between described bumper (1a) and supervisor's (1) horizontal segment, have the angle of 130-150 °.
3. portable mini-size tillage machine rear wheel assembly mounting structure according to claim 1 and 2, it is characterized in that: described crossbeam (2) is rectangular flat structure, the front of crossbeam (2) and back be bending downwards all, form flange, and two strip holes (2a) side by side about having on crossbeam (2).
4. portable mini-size tillage machine rear wheel assembly mounting structure according to claim 1 and 2, it is characterized in that: described supporting plate (3) is rectangular flat structure, the front of supporting plate (3) and back be bending downwards all, form flange, and on supporting plate (3), have by the rectangular distribution four bar holes (3a).
5. portable mini-size tillage machine rear wheel assembly mounting structure according to claim 1, is characterized in that: the right part of location-plate (10) end face is welded with block (9) on described, and this block (9) is pane structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410284818.0A CN104081901B (en) | 2014-06-23 | 2014-06-23 | A kind of portable mini-size tillage machine rear wheel assembly mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410284818.0A CN104081901B (en) | 2014-06-23 | 2014-06-23 | A kind of portable mini-size tillage machine rear wheel assembly mounting structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104081901A true CN104081901A (en) | 2014-10-08 |
| CN104081901B CN104081901B (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410284818.0A Active CN104081901B (en) | 2014-06-23 | 2014-06-23 | A kind of portable mini-size tillage machine rear wheel assembly mounting structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108617169A (en) * | 2017-03-15 | 2018-10-09 | 浙江星月实业有限公司 | A kind of mini-tiller |
| CN111182782A (en) * | 2017-08-01 | 2020-05-19 | 卡尔沃坎普创新有限责任公司 | Self-propelled working machine |
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| JP2006246775A (en) * | 2005-03-10 | 2006-09-21 | Yanmar Co Ltd | Walking-type tending implement |
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| CN201072890Y (en) * | 2007-08-01 | 2008-06-18 | 宁波奇亚园林工具有限公司 | Scarifiers |
| CN101810070A (en) * | 2010-03-24 | 2010-08-25 | 福州昌华动力机械有限公司 | Mini-tiller system and mini-tiller |
| CN203457505U (en) * | 2013-09-09 | 2014-03-05 | 毛慧芳 | Mini-tiller handle provided with lifting device |
| CN204047064U (en) * | 2014-06-23 | 2014-12-31 | 重庆嘉木机械有限公司 | Portable mini-size tillage machine rear wheel assembly mounting structure |
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2014
- 2014-06-23 CN CN201410284818.0A patent/CN104081901B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006246775A (en) * | 2005-03-10 | 2006-09-21 | Yanmar Co Ltd | Walking-type tending implement |
| JP2008086229A (en) * | 2006-09-29 | 2008-04-17 | Iseki & Co Ltd | Power tiller |
| CN201072890Y (en) * | 2007-08-01 | 2008-06-18 | 宁波奇亚园林工具有限公司 | Scarifiers |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108617169A (en) * | 2017-03-15 | 2018-10-09 | 浙江星月实业有限公司 | A kind of mini-tiller |
| CN108617169B (en) * | 2017-03-15 | 2024-05-03 | 浙江星月实业有限公司 | Mini-tiller |
| CN111182782A (en) * | 2017-08-01 | 2020-05-19 | 卡尔沃坎普创新有限责任公司 | Self-propelled working machine |
| US11805717B2 (en) | 2017-08-01 | 2023-11-07 | Kalverkamp Innovation Gmbh | Self-propelled machine |
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| CN104081901B (en) | 2015-12-02 |
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