CN104081904B - A kind of mini-size tillage machine engine, screw drive case and handle bracket mounting structure - Google Patents
A kind of mini-size tillage machine engine, screw drive case and handle bracket mounting structure Download PDFInfo
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- CN104081904B CN104081904B CN201410285665.1A CN201410285665A CN104081904B CN 104081904 B CN104081904 B CN 104081904B CN 201410285665 A CN201410285665 A CN 201410285665A CN 104081904 B CN104081904 B CN 104081904B
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Abstract
The invention discloses a kind of mini-size tillage machine engine, screw drive case and handle bracket mounting structure, front end between supervisor's (1) two horizontal segment is provided with crossbeam (13), this crossbeam (13) fixes with the upper end of fore-stock (14), the two ends, left and right of fore-stock (14) bottom are connected with the top of screw drive case (11) front end, centre position between supervisor's (1) two horizontal segment is provided with supporting plate (5), and engine (15) is supported on supporting plate (5).Engine of the present invention adopts horizontal engine, can not only reduce mini-size tillage machine volume further, and engine is installed firmly, reliably, stationarity is good; Screw drive case adopts horizontal installation, can reduce mini-size tillage machine volume further, and the fixing that screw drive case is installed is good; The handle bracket and the handle pipe that form hand handle are split-type structural, and dismounting is convenient, can effectively reduce packed and transported cost.
Description
Technical field
The invention belongs to mini-size tillage machine technical field, specifically, the engine particularly on mini-size tillage machine, screw drive case and handle bracket mounting structure.
Background technology
Mini-size tillage machine is the agriculture apparatus of New Times, have lightweight, volume is little, the features such as structure is simple, be widely used in the nonirrigated farmland, paddy field, orchard etc. on Plain, mountain area, hills, mix corresponding facility can carry out drawing 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, freely can travel in field, user-friendly and deposit, and eliminates the worry that large-scale farm machinery cannot enter mountain area field, for peasant saves 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, hand handle.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, be unfavorable for that mini-size tillage machine develops to miniaturization.
What the power assembly on mini-size tillage machine was selected usually is vertical engine, and the kind of vertical engine is less on the one hand, is not easy to mini-size tillage machine and selects suitable power according to the actual needs; On the other hand, vertical engine takes up room comparatively large in frame, also can increase the volume of whole mini-size tillage machine.Meanwhile, the screw drive case corresponding with engine is also vertical installation, and worm box mounting process is comparatively complicated, and fixing is poor, and it is also large to take up room.
Hand on mini-size tillage machine is being generally made up of handle pipe and handle bracket, and handle pipe and handle bracket are generally integrative-structure, and such spatial volume is large, can increase packed and transported cost; Meanwhile, the fixing that handle bracket connects in frame is poor, and disassembling operations is inconvenient.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of mini-size tillage machine engine of solid and reliable, easy accessibility, screw drive case and handle bracket mounting structure.
Technical scheme of the present invention is as follows: a kind of mini-size tillage machine engine, screw drive case and handle bracket mounting structure, comprise frame, engine (15), screw drive case (11) and symmetrical handle bracket (8), described frame has supervisor (1), " U " shape that this supervisor (1) is front end closed rear end opening, the front end of supervisor (1) is upturned, form bumper (1a), front end between supervisor's (1) two horizontal segment is provided with crossbeam (13), this crossbeam (13) fixes with the upper end of fore-stock (14), the two ends, left and right of fore-stock (14) bottom are connected by the top of bolt with screw drive case (11) front end, power shaft and the output shaft of screw drive case (11) are arranged on horizontal plane, centre position between supervisor's (1) two horizontal segment is provided with supporting plate (5), the end of this supporting plate (5) overlaps fixing with the pipe shaft of supervisor (1) corresponding horizontal segment mutually, described engine (15) is supported on supporting plate (5), the output shaft level of engine (15) is stretched out backward, and the bottom of engine (15) is fixed by four bolts by the rectangular distribution and supporting plate (5),
Installing hole on handle bracket (1b) is offered all in left-right direction in the rear end of the every root horizontal segment of described supervisor (1), bolt, through the pilot hole of installing hole (1b) on this handle bracket and respective side handle bracket (8) middle and lower part, will be responsible for (1) and handle bracket (8) links together, standpipe (2) is provided with in the below at the every root horizontal segment rear portion of supervisor (1), the upper end of described standpipe (2) and the bottom welding of supervisor (1) respective side horizontal segment are fixed, installing hole (2a) after screw drive case is offered at the middle part of standpipe (2), bolt is through pilot hole corresponding to installing hole (2a) after this screw drive case and screw drive case (11) rear end, screw drive case (11) and standpipe (2) are fixed together, installing hole (2b) under handle bracket is offered in the lower end of standpipe (2), bolt is through the pilot hole of installing hole (2b) under this handle bracket and respective side handle bracket (8) lower end, standpipe (2) and handle bracket (8) are linked together,
The first inclined tube (3) and the second inclined tube (4) is equipped with at the rear of every root standpipe (2), after first inclined tube (3) front height, low dip is arranged, the upper end of the first inclined tube (3) and the bottom welding of supervisor (1) respective side horizontal segment are fixed, transverse tube (6) is provided with between the first inclined tube (3) of two, left and right, the lower end of the first inclined tube (3) and the end of transverse tube (6) fix, described second inclined tube (4) is low early and high after to be obliquely installed, the front end of the second inclined tube (4) is welded in the lower end of respective side standpipe (2), the rear end of the second inclined tube (4) is welded on the end of transverse tube (6), the first trailing wheel installing hole (3a) is offered at the middle part of described first inclined tube (3), the middle part of the second inclined tube (4) offers the second trailing wheel installing hole (4a), the same side first trailing wheel installing hole (3a) is equal to the distance of transverse tube (6) with the second trailing wheel installing hole (4a) to the distance of transverse tube (6).
Adopt above technical scheme, whole frame moulding is simple, compact conformation, and compact, is not only easy to processing and fabricating, and is conducive to mini-size tillage machine and develops to miniaturization; Adopt welding manner to fix between each adjacent tubes of formation frame, the fixing of connection is good.
The front end of supervisor upwarps formation bumper, can play the effect of protection on the one hand, prevent from colliding with the object in front and damaging engine; On the other hand, bumper for grasping, when mini-size tillage machine clears the jumps, can be convenient to portable, mini-size tillage machine be surmounted obstacles more convenient.
The output shaft level of engine is stretched out backward, and namely engine is horizontal engine, and not only kind is many, and the leeway being convenient to mini-size tillage machine selection is large, and it is little to take up room, and is conducive to the volume reducing mini-size tillage machine.The bottom of engine is by pallet support, and two ends of bearing plate is welded on supervisor, the good stability of supporting engines; Engine is connected with supporting plate by four bolts by the rectangular distribution, not only firm but also reliable.
The middle and lower part of handle bracket and lower end are connected with supervisor and standpipe respectively by bolt, and not only fastness is good, can not occur to loosen or come off, and easy accessibility, fast.After screw drive case is offered at the middle part of standpipe, installing hole is the rear mounting points being used as screw drive case, makes screw drive case be arranged in the anterior below of supervisor, effectively make use of the space of supervisor's lower front.Screw drive case adopts horizontal layout, is combined closely, can effectively reduces the volume of mini-size tillage machine with frame; Screw drive case front end adopts fore-stock suspended fixing on housiung separator, and rear end and frame standpipe fix, and it is very easy that operation installed by such screw drive case, can guarantee the fixing that screw drive case is installed.
The the second trailing wheel installing hole offered in the middle part of the first trailing wheel installing hole offered in the middle part of first inclined tube and the second inclined tube is the locating hole selected for trailing wheel, rear wheel assembly is hinged by the end of pin and transverse tube, when the fastening point of rear wheel assembly is connected with the first trailing wheel installing hole by bolt, trailing wheel is in down state, now front end can tilt by mini-size tillage machine, be support to walk with trailing wheel, not only walk convenient, and eliminate the trouble that cutter is ploughed in dismounting; When unclamping bolt, rear wheel assembly is rotated to an angle, then when the fastening point of rear wheel assembly being connected with the second trailing wheel installing hole by bolt, trailing wheel being in collapsed state, now can carrying out farming operation, and trailing wheel can not cause any adverse effect to farming.The present invention is that trailing wheel provides alternative mounting points, trailing wheel is assembled simple, and switching state is easy to operate, quick, thus substantially increases the convenience of mini-size tillage machine use.
As preferably, there is between the horizontal segment of described bumper (1a) and supervisor (1) angle of 130-150 °.
For the ease of processing and fabricating, increase structural strength, prevent distortion, described supporting plate (5) is rectangular flat structure, and front and the back of supporting plate (5) bend all downwards, forms flange.
In the dead astern at described transverse tube (6) middle part, positioning sleeve (7) is set, this positioning sleeve (7) is welded on transverse tube (6), and resistance rod (12) is worn in positioning sleeve (7), the screw that this resistance rod (12) is worn by the upper radial direction of positioning sleeve (7) holds out against.Above structural drag rod is easy for installation, solid and reliable, and can regulate the height and position of resistance rod by unclamping screw, operates very easy.
Described handle bracket (8) is elongated rectangular shape, handle pipe (9) is provided with in the back upper place of each handle bracket (8), the lower end of this handle pipe (9) is provided with flat piece (9a), described flat piece (9a) fits with the upper end of corresponding handle bracket (8), is bolted between the two.Above structure on the one hand handle bracket moulding is simple, and processing and fabricating is easy, and cost is low; On the other hand, between handle bracket and handle pipe, contact area is large, and in conjunction with tight, the fixing of connection is good.Meanwhile, handle bracket and handle pipe are split-type structural, can pack separately and transport, greatly reduce packed and transported cost thus.
Transverse tube (10) is connected with between the middle part of the right and left handle pipe (9), the end of this transverse tube (10) is welded mutually with handle pipe (9), the rear end of described handle pipe (9) is bent into horizontal segment (9b) downwards, and the horizontal segment (9b) of the right and left handle pipe (9) rear end distributes in "eight" shape.To be connected firmly between the handle pipe of above structure the right and left, reliably, and the horizontal segment holding handle pipe rear end is easy to operate, laborsaving.
Beneficial effect: rack construction of the present invention is simple, compact, processing and fabricating is easy, and cost is low, is convenient to the layouts such as engine, screw drive case, trailing wheel, is conducive to mini-size tillage machine to miniaturization to develop; Engine adopts horizontal engine, and not only choice is large, can reduce mini-size tillage machine volume further, and engine is installed firmly, reliably, stationarity is good; Screw drive case adopts horizontal installation, can reduce mini-size tillage machine volume further, and the fixing that screw drive case is installed is good; The handle bracket and the handle pipe that form hand handle are split-type structural, and dismounting is convenient, can effectively reduce packed and transported cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the vertical view of handle pipe.
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.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described:
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, frame by being responsible for 1, standpipe 2, first inclined tube 3, second inclined tube 4, supporting plate 5, transverse tube 6 and positioning sleeve 7 etc. form.Wherein, supervisor 1 is " U " shape of front end closed rear end opening, and the front end of this supervisor 1 is upturned, and forms bumper 1a, has the angle of 130-150 ° between the horizontal segment of this bumper 1a and supervisor 1.Front end between supervisor's 1 two horizontal segments is provided with crossbeam 13, the end of crossbeam 13 is welded mutually with the pipe shaft of supervisor's 1 corresponding horizontal segment, this crossbeam 13 is bolted with the upper end of fore-stock 14, two ends, left and right bottom fore-stock 14 are connected by the top of bolt with screw drive case 11 front end, screw drive case 11 adopts horizontal layout, and power shaft and the output shaft of screw drive case 11 are arranged on horizontal plane.
As shown in Fig. 1, Fig. 3, Fig. 4, the centre position between supervisor's 1 two horizontal segments is provided with supporting plate 5, and this supporting plate 5 is rectangular flat structure, and the end of supporting plate 5 overlaps mutually with the pipe shaft of supervisor's 1 corresponding horizontal segment, and by being welded and fixed.Supporting plate 5 has four bar hole 5a by the rectangular distribution, and front and the back of supporting plate 5 bend all downwards, form flange.Above supporting plate 5, arrange engine 8, this engine 8 is supported by supporting plate 5, and the output shaft level of engine 8 is stretched out backward.Engine 8 and supporting plate 5, through the bar hole 5a on supporting plate 5 and the pilot hole bottom engine 8, are fixed together by bolt.
As shown in Fig. 1, Fig. 3, Fig. 4, Fig. 5, installing hole 1b on handle bracket is offered all in left-right direction in the rear end of the every root horizontal segment of supervisor 1, bolt passes the pilot hole of installing hole 1b and respective side handle bracket 8 middle and lower part on this handle bracket, supervisor 1 and handle bracket 8 is linked together.Be provided with standpipe 2 in the below at the every root horizontal segment rear portion of supervisor 1, the standpipe 2 of the right and left is symmetrical.The upper end of described standpipe 2 is fixed with the bottom welding of supervisor's 1 respective side horizontal segment, installing hole 2a after screw drive case is offered at the middle part of standpipe 2, the rear end of screw drive case 11 and standpipe 2, through pilot hole corresponding to installing hole 2a after this screw drive case and screw drive case 11 rear end, are fixed together by bolt.Installing hole 2b under handle bracket is offered in the lower end of standpipe 2, and standpipe 2 and handle bracket 8, through the pilot hole of installing hole 2b under this handle bracket and respective side handle bracket 8 lower end, link together by bolt.
As shown in Fig. 1, Fig. 3, Fig. 4, Fig. 5, be equipped with the first inclined tube 3 and the second inclined tube 4 at the rear of every root standpipe 2, first inclined tube 3 of the right and left is symmetrical, and second inclined tube 4 of the right and left is also symmetrical.After high before described first inclined tube 3, low dip is arranged, the upper end of the first inclined tube 3 is fixed with the bottom welding of supervisor's 1 respective side horizontal segment, and between the first inclined tube 3 of two, left and right, be provided with transverse tube 6, the lower end of the first inclined tube 3 is welded and fixed mutually with the end of transverse tube 6.
As shown in Fig. 1, Fig. 3, Fig. 4, Fig. 5, second inclined tube 4 is low early and high after to be obliquely installed, the front end of the second inclined tube 4 is welded in the lower end of respective side standpipe 2, and the rear end of the second inclined tube 4 is welded on the end of transverse tube 6, and standpipe 2, first inclined tube 3 of the same side and the second inclined tube 4 in the same plane.Offer the first trailing wheel installing hole 3a at the middle part of described first inclined tube 3, the middle part of the second inclined tube 4 offers the second trailing wheel installing hole 4a, and the same side first trailing wheel installing hole 3a is equal to the distance of transverse tube 6 with the second trailing wheel installing hole 4a to the distance of transverse tube 6.First trailing wheel installing hole 3a and the second trailing wheel installing hole 4a as the alternative locating hole of trailing wheel, to carry out fastening when rear wheel assembly puts down or packs up.Dead astern in the middle part of described transverse tube 6 arranges positioning sleeve 7, and this positioning sleeve 7 is welded on transverse tube 6.In positioning sleeve 7, wear resistance rod 12, this resistance rod 12 is held out against by the screw worn radial on positioning sleeve 7.
As shown in Figure 1 and Figure 2, be provided with handle pipe 9 in the back upper place of each handle bracket 8, the handle pipe 9 of the right and left is symmetrical, and handle pipe 9 and handle bracket 8 one_to_one corresponding.The lower end of described handle pipe 9 is formed with flat piece of 9a, and this flat piece of 9a fits with the upper end of corresponding handle bracket 8, is bolted between the two.Between the middle part of the right and left handle pipe 9, be connected with transverse tube 10, the end of this transverse tube 10 is welded mutually with handle pipe 9, and the rear end of described handle pipe 9 is bent into horizontal segment 9b downwards, and the horizontal segment 9b of the right and left handle pipe 9 rear end is "eight" shape distribution.
Claims (6)
1. an engine, screw drive case and the handle bracket mounting structure on mini-size tillage machine, comprise frame, engine (15), screw drive case (11) and symmetrical handle bracket (8), it is characterized in that: described frame has supervisor (1), " U " shape that this supervisor (1) is front end closed rear end opening, the front end of supervisor (1) is upturned, form bumper (1a), front end between supervisor's (1) two horizontal segment is provided with crossbeam (13), this crossbeam (13) fixes with the upper end of fore-stock (14), the two ends, left and right of fore-stock (14) bottom are connected by the top of bolt with screw drive case (11) front end, power shaft and the output shaft of screw drive case (11) are arranged on horizontal plane, centre position between supervisor's (1) two horizontal segment is provided with supporting plate (5), the end of this supporting plate (5) overlaps fixing with the pipe shaft of supervisor (1) corresponding horizontal segment mutually, described engine (15) is supported on supporting plate (5), the output shaft level of engine (15) is stretched out backward, and the bottom of engine (15) is fixed by four bolts by the rectangular distribution and supporting plate (5),
Installing hole on handle bracket (1b) is offered all in left-right direction in the rear end of the every root horizontal segment of described supervisor (1), bolt, through the pilot hole of installing hole (1b) on this handle bracket and respective side handle bracket (8) middle and lower part, will be responsible for (1) and handle bracket (8) links together, standpipe (2) is provided with in the below at the every root horizontal segment rear portion of supervisor (1), the upper end of described standpipe (2) and the bottom welding of supervisor (1) respective side horizontal segment are fixed, installing hole (2a) after screw drive case is offered at the middle part of standpipe (2), bolt is through pilot hole corresponding to installing hole (2a) after this screw drive case and screw drive case (11) rear end, screw drive case (11) and standpipe (2) are fixed together, installing hole (2b) under handle bracket is offered in the lower end of standpipe (2), bolt is through the pilot hole of installing hole (2b) under this handle bracket and respective side handle bracket (8) lower end, standpipe (2) and handle bracket (8) are linked together,
The first inclined tube (3) and the second inclined tube (4) is equipped with at the rear of every root standpipe (2), after first inclined tube (3) front height, low dip is arranged, the upper end of the first inclined tube (3) and the bottom welding of supervisor (1) respective side horizontal segment are fixed, transverse tube (6) is provided with between the first inclined tube (3) of two, left and right, the lower end of the first inclined tube (3) and the end of transverse tube (6) fix, described second inclined tube (4) is low early and high after to be obliquely installed, the front end of the second inclined tube (4) is welded in the lower end of respective side standpipe (2), the rear end of the second inclined tube (4) is welded on the end of transverse tube (6), the first trailing wheel installing hole (3a) is offered at the middle part of described first inclined tube (3), the middle part of the second inclined tube (4) offers the second trailing wheel installing hole (4a), the same side first trailing wheel installing hole (3a) is equal to the distance of transverse tube (6) with the second trailing wheel installing hole (4a) to the distance of transverse tube (6).
2. engine according to claim 1, screw drive case and the mounting structure of handle bracket on mini-size tillage machine, is characterized in that: the angle between the horizontal segment of described bumper (1a) and supervisor (1) with 130-150 °.
3. engine according to claim 1 and 2, screw drive case and the mounting structure of handle bracket on mini-size tillage machine, it is characterized in that: described supporting plate (5) is rectangular flat structure, front and the back of supporting plate (5) bend all downwards, form flange.
4. engine according to claim 1, screw drive case and the mounting structure of handle bracket on mini-size tillage machine, it is characterized in that: in the dead astern at described transverse tube (6) middle part, positioning sleeve (7) is set, this positioning sleeve (7) is welded on transverse tube (6), and resistance rod (12) is worn in positioning sleeve (7), the screw that this resistance rod (12) is worn by the upper radial direction of positioning sleeve (7) holds out against.
5. engine according to claim 1, screw drive case and the mounting structure of handle bracket on mini-size tillage machine, it is characterized in that: described handle bracket (8) is elongated rectangular shape, handle pipe (9) is provided with in the back upper place of each handle bracket (8), the lower end of this handle pipe (9) is provided with flat piece (9a), described flat piece (9a) fits with the upper end of corresponding handle bracket (8), is bolted between the two.
6. engine according to claim 5, screw drive case and the mounting structure of handle bracket on mini-size tillage machine, it is characterized in that: between the middle part of the right and left handle pipe (9), be connected with transverse tube (10), the end of this transverse tube (10) is welded mutually with handle pipe (9), the rear end of described handle pipe (9) is bent into horizontal segment (9b) downwards, and the horizontal segment (9b) of the right and left handle pipe (9) rear end distributes in "eight" shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410285665.1A CN104081904B (en) | 2014-06-23 | 2014-06-23 | A kind of mini-size tillage machine engine, screw drive case and handle bracket mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410285665.1A CN104081904B (en) | 2014-06-23 | 2014-06-23 | A kind of mini-size tillage machine engine, screw drive case and handle bracket mounting structure |
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| Publication Number | Publication Date |
|---|---|
| CN104081904A CN104081904A (en) | 2014-10-08 |
| CN104081904B true CN104081904B (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410285665.1A Active CN104081904B (en) | 2014-06-23 | 2014-06-23 | A kind of mini-size tillage machine engine, screw drive case and handle bracket mounting structure |
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Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4519459A (en) * | 1983-03-31 | 1985-05-28 | Magna American Corporation | Power drive rear tine tiller with reversing gear transmission for the tines |
| CN102598901B (en) * | 2012-04-01 | 2015-08-19 | 重庆耕友机械有限责任公司 | Novel minitiller |
| CN203984934U (en) * | 2014-06-23 | 2014-12-10 | 重庆嘉木机械有限公司 | Mini-size tillage machine engine, screw drive case and handle bracket mounting structure |
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