CN104186101B - A kind of bidirectional rotary is cut and is automatically protected the lawn machine of blade - Google Patents
A kind of bidirectional rotary is cut and is automatically protected the lawn machine of blade Download PDFInfo
- Publication number
- CN104186101B CN104186101B CN201410439524.0A CN201410439524A CN104186101B CN 104186101 B CN104186101 B CN 104186101B CN 201410439524 A CN201410439524 A CN 201410439524A CN 104186101 B CN104186101 B CN 104186101B
- Authority
- CN
- China
- Prior art keywords
- blade
- holder
- lawn machine
- spring
- swivelling tool
- 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.)
- Expired - Fee Related
Links
- 230000002457 bidirectional effect Effects 0.000 title claims abstract description 20
- 238000005520 cutting process Methods 0.000 claims description 23
- 238000005096 rolling process Methods 0.000 claims description 13
- 238000007373 indentation Methods 0.000 claims description 11
- 244000025254 Cannabis sativa Species 0.000 abstract description 28
- 230000000694 effects Effects 0.000 description 8
- 230000006872 improvement Effects 0.000 description 7
- 238000013138 pruning Methods 0.000 description 7
- 210000002615 epidermis Anatomy 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000010008 shearing Methods 0.000 description 4
- 241000196324 Embryophyta Species 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- BGOFCVIGEYGEOF-UJPOAAIJSA-N helicin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1C=O BGOFCVIGEYGEOF-UJPOAAIJSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 241001494479 Pecora Species 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 244000144980 herd Species 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 210000000332 tooth crown Anatomy 0.000 description 1
Landscapes
- Harvester Elements (AREA)
Abstract
The present invention relates to the lawn machine that a kind of bidirectional rotary is cut and automatically protected blade, comprise lawn machine housing, described lawn machine housing bottom is provided with front-wheel, front axle is provided with between described front-wheel, rotating blade is provided with in described lawn machine housing, described rotating blade one end is fixedly mounted on swivelling tool-holder upper surface, and the other end is connected on swivelling tool-holder by spring, and described rotating blade outward flange is provided with taper cutter tooth; Described front axle is provided with two helical form roll blades; described roll blade outward flange is provided with gear hobbing; described roll blade is fixed on hob plate; circular hole is provided with in the middle of described hob plate; by described circular hole, hob plate and roll blade are fixedly mounted on front axle; double direction shear of the present invention cuts the grass on a lawn more thoroughly clean, substantially increases operating efficiency, automatically can protect blade simultaneously.
Description
Technical field
The invention belongs to lawn machine technical field, particularly a kind of bidirectional rotary cuts the lawn machine simultaneously automatically can protecting blade.
Background technology
In general, no matter be family's greening of small size or large-area public greening, or cultivation ox, sheep herd vegetation, all need to prune its vegetation with lawn machine, lawn machine generally adopts built-in cutter to prune lawn, therefore, the neatly and orderly key cut the grass on a lawn is the cutter of lawn machine inside.
As application number is: the Chinese invention patent of 201110431994.9 discloses a kind of hobbing-cutter type grass cutter structure on lawn machine, comprise moving knife parts, two ends are provided with bearing, wherein one end is provided with the power transmission nut for transmitting torque be connected with the output shaft of power-equipment, one quiet blade insert, its fixed blade is rack-mount, left supported plate and right supported plate, be respectively equipped with outside it and carry out the fixing point be connected is installed with power-equipment, its rear end is respectively arranged with the bearing block for installing moving knife component bearing, its front end is provided with the connecting portion be connected with support, described moving knife parts are arranged on left supported plate and right supported plate by bearing, described quiet blade insert is by the adjustable front end being arranged on left supported plate and right supported plate of support angle, knife section on fixed blade and power part forms sheared edge, although this invention can make the mowing function of mower be reduced to a grass-mowing, can be easily installed on different main frame, but this grass-mowing is mowed not thorough, unclean, mow again simultaneously and encounter the function that hard object does not possess protection blade simultaneously.
As application number is: the Chinese utility model patent of 201320751528.3 discloses a kind of thread hob mechanism of mower, the two groups of hob devices comprising cutter shaft and be arranged side by side along cutter shaft, each group of hob device includes some knife rests and multi-disc roll blade, knife rest is arranged along cutter shaft interval, roll blade is spirally arranged on the outer rim place of corresponding knife rest, in two adjacent groups hob device, roll blade one end to be in opposite directions fixed on same knife rest and to be arranged alternately along cutter shaft circumference, although this utility model can realize distributing with both sides in the careless direction of collection, 2 groups of hobboing cutters are adopted to mow thoroughly, but the function of protection blade automatically can not be played.
As application number is: the Chinese utility model patent of 200420067403.X discloses a kind of safe rotating blade, its safe rotating blade mandrel and top rotary table and lower rotary table are fixedly linked, central spindle of the spring and blade mandrel is fixedly connected with between top rotary table and lower rotary table, central spindle of the spring is connected with spring, blade mandrel is rotatably connected to blade, one end of spring is fixedly connected with central spindle of the spring, the other end of spring leans on mutually with blade activity, movable blades is arranged between two rotating disks, throw away by centrifugal force, regain by spring, although serve the function of protection blade, but when hard object encountered by blade, when blade is retracted between top rotary table and lower rotary table, lawn machine is still in advance work, now, blade does not work, lawn is not pruned, easily cause and do over again, the lawn of pruning is irregular.
To sum up above reason, the applicant, by innovative design, proposes the lawn machine that a kind of bidirectional rotary is cut and automatically protected blade.
Summary of the invention
For above-mentioned prior art, technical problem to be solved by this invention is to provide
oneplant bidirectional rotary cut and automatically protect the lawn machine of blade, double direction shear cuts the grass on a lawn more thoroughly clean, substantially increases operating efficiency, automatically can protect blade simultaneously.
For solving the problems of the technologies described above, a kind of bidirectional rotary provided by the invention is cut and is automatically protected the lawn machine of blade to comprise lawn machine housing, described lawn machine housing bottom is provided with front-wheel, front axle is provided with between described front-wheel, rotating blade is provided with in described lawn machine housing, described rotating blade one end is fixedly mounted on swivelling tool-holder upper surface, and the other end is connected on swivelling tool-holder by spring, and described rotating blade outward flange is provided with taper cutter tooth; Described front axle is provided with two helical form roll blades, and described roll blade outward flange is provided with gear hobbing, and described roll blade is fixed on hob plate, is provided with circular hole, hob plate and roll blade is fixedly mounted on front axle by described circular hole in the middle of described hob plate.
Adopt the lawn machine of said structure, when cutting the grass on a lawn, spiral helicine roll blade on front axle carries out first time to lawn and shears finishing, during rotating blade High Rotation Speed in lawn machine housing, secondary shearing finishing is carried out to lawn, ensure that double direction shear, lawn care is more thoroughly clean, substantially increase operating efficiency, simultaneously, rotating blade is in High Rotation Speed, rely on centrifugal force to throw away to cut the grass on a lawn, as encountered hard object, regain by spring, there is the effect of protection rotating blade automatically under the effect of centripetal force and spring tension, thus prevent hard object shock rotating blade from causing damage.
As a further improvement on the present invention, described swivelling tool-holder narrows by backward front rest width is oblique, described swivelling tool-holder tail end is provided with the first installing hole, described rotating blade tail end is provided with the second installing hole matched with the first installing hole, and described swivelling tool-holder is fixedly connected with by the first installing hole and the second installing hole rivet with rotating blade; Described swivelling tool-holder head end is provided with spring attachment point, and described rotating blade head end is provided with spring eye, and described spring one end linking springs fixing point, rotating blade is fixed on swivelling tool-holder by other end linking springs hole.Swivelling tool-holder narrows by backward front rest width is oblique, when swivelling tool-holder High Rotation Speed, swivelling tool-holder head end centrifugal speed is high, and then centrifugal force is larger, rotating blade head end rotary speed is high, rotary centrifugal force is large, rotating blade head end departs from by the oblique swivelling tool-holder narrowed of backward front rest width in rotating, pruning can be scratched to the epidermis of grass, swivelling tool-holder tail end centrifugal speed is low, centrifugal force is little, effectively fixedly prevent swivelling tool-holder tail end from departing from swivelling tool-holder, spring one end connects the spring attachment point on swivelling tool-holder, the other end connects the spring eye on rotating blade, when rotating blade encounters hard object, under the effect of spring tension and centrifugal force, rotating blade is recovered in swivelling tool-holder, automatically effectively protect blade not to be damaged.
Further Optimal improvements is carried out to said structure, described tapered knife between cog is equidistant, described tapered knife between cog is provided with semicircular indentations, the first cutting edge is provided with between described taper cutter tooth and described semicircular indentations, when rotating blade cuts the grass on a lawn, careless epidermis can easy to doly scratch by the power that taper cutter tooth crown obtains, first cutting edge and the careless state that becomes to cut sth. askew, sharp plant is cut off of energy, semicircular indentations can prevent broken grass blocking when cutting the grass on a lawn, broken grass, from semicircular indentations landing, also can prevent turf from rocking partially sliding simultaneously when cutting the grass on a lawn.
As a further improvement on the present invention, described swivelling tool-holder is fixed on rolling disc, groove is provided with along described rolling disc circumferencial direction, described swivelling tool-holder is embedded in groove, described rolling disc is installed on the rotating shaft, described turning cylinder is rotated by lawn machine driven by motor rolling disc, and swivelling tool-holder can better be fixed in lawn machine housing by this improvement, rotates cutting lawns by lawn machine driven by motor swivelling tool-holder.
Further improve as of the present invention, the quantity of described swivelling tool-holder is 3, and swivelling tool-holder according between angle be 120 ° and be arranged in groove, adopt angle to be each other 120 ° of swivelling tool-holders installed, larger shearing force can be obtained, make turf-mown cleaner.
In the present invention, described spring attachment point can be spring stay column, and spring one end catches on spring stay column and fixes spring, also can be spring pulling eye, spring one end hooks in inlet hole and fixes spring, in actual use, can carry out preferably according to the manufacture craft of manufacturer.
Be further improved roll blade in the present invention, equidistant between described gear hobbing, be provided with bar v notch v between described gear hobbing, be provided with the second cutting edge between described bar v notch v and described gear hobbing, described circular hole aperture is slightly larger than the front axle diameter of axle.This improvement forms sheared edge by roll blade around front axle, lawn is repaired, second cutting edge and the careless state that becomes to cut sth. askew, the grass of the unnecessary height of pruning that can be sharp, circular hole aperture is slightly larger than the front axle diameter of axle, conveniently install assembling, it is partially sliding that bar v notch v effectively can fix careless bar, and sharp prescinds grass.
Further, described hob plate is provided with pad, and the one-body molded making of described roll blade is also weldingly fixed on hob plate.Be welded on by roll blade on hob plate, firmly stable, do not worry loosening of roll blade when cutting the grass on a lawn, improve service life, the one-body molded making of roll blade, easy installation and removal, improves operating efficiency.
In a word; when using a kind of bidirectional rotary provided by the invention cut and automatically protect the lawn machine of blade, can cut the grass on a lawn by double direction shear, making turf-mown more thoroughly clean; automatically blade be can protect when cutting the grass on a lawn, operating efficiency and service life substantially increased.
Accompanying drawing explanation
Fig. 1 is stereogram of the present invention.
Fig. 2 is rotating blade and swivelling tool-holder installation diagram.
Fig. 3 is roll blade and hob plate installation diagram.
Fig. 4 is A place enlarged drawing in Fig. 2.
Fig. 5 is B place enlarged drawing in Fig. 3.
Fig. 6 is profile of the present invention.
1-lawn machine housing; 2-front-wheel; 3-front axle; 4-trailing wheel; 5-hind axle; 6-is from walking device; 7-rotating blade; 8-swivelling tool-holder; 9-turning cylinder; 10-rolling disc; 11-groove; 12-spring; 13-first installing hole; 14-second installing hole; 15-taper cutter tooth; 16-semicircular indentations; 17-first cutting edge; 18-spring eye; 19-spring attachment point; 20-roll blade; 21-gear hobbing; 22-hob plate; 23-circular hole; 24-bar v notch v; 25-second cutting edge; 26-pad; 27-lawn machine motor.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the present invention are elaborated.
Bidirectional rotary of the present invention cut and automatically protect blade lawn machine as shown in Figures 1 to 6.
A kind of bidirectional rotary provided by the invention is cut and is automatically protected the lawn machine of blade to comprise lawn machine housing 1, rotating blade 7 is provided with in described lawn machine housing 1, described rotating blade 7 one end is fixedly mounted on swivelling tool-holder 8 upper surface, the other end is connected on swivelling tool-holder 8 by spring 12, and described rotating blade 7 outward flange is provided with taper cutter tooth 15; Described swivelling tool-holder 8 narrows by backward front rest width is oblique, described swivelling tool-holder 8 tail end is provided with the first installing hole 13, described rotating blade 7 tail end is provided with the second installing hole 14 matched with the first installing hole 13, and described swivelling tool-holder 8 is fixedly connected with by the first installing hole 13 and the second installing hole 14 rivet with rotating blade 7; Described swivelling tool-holder 8 head end is provided with spring attachment point 19, described rotating blade 7 head end is provided with spring eye 18, described spring 12 one end linking springs fixing point 19, rotating blade 7 is fixed on swivelling tool-holder 8 by other end linking springs hole 18, and spring attachment point 19 can be spring stay column, and spring 12 one end is caught on spring stay column and fixed, also can be spring pulling eye, spring one end hooks in inlet hole and fixes, and in actual use, can carry out preferably according to the manufacture craft of manufacturer.Swivelling tool-holder 8 narrows by backward front rest width is oblique, when swivelling tool-holder 8 High Rotation Speed, swivelling tool-holder 8 head end centrifugal speed is high, and then centrifugal force is large, rotating blade 7 head end rotary speed is high, rotary centrifugal force is large, rotating blade 7 head end departs from by the oblique swivelling tool-holder 8 narrowed of backward front rest width in rotating, pruning can be scratched to the epidermis of grass, swivelling tool-holder 8 tail end centrifugal speed is low, centrifugal force is little, effectively fixedly prevent rotating blade 7 tail end from departing from swivelling tool-holder 8, spring 12 one end connects the spring attachment point 19 on swivelling tool-holder 8, the other end connects the spring eye 18 on rotating blade 7, when rotating blade 7 encounters hard object, under the effect of spring tension and centripetal force, rotating blade 7 is recovered in swivelling tool-holder 8, automatically effectively protect blade not to be damaged.
To rotating blade 7 further detailed description, equidistant between described taper cutter tooth 15, semicircular indentations 16 is provided with between described taper cutter tooth 15, the first cutting edge 17 is provided with between described taper cutter tooth 15 and described semicircular indentations 16, when rotating blade 7 cuts the grass on a lawn, careless epidermis can easy to doly scratch by the power that crown obtains, first cutting edge 17 and the careless state that becomes to cut sth. askew, sharp plant is cut off of energy, semicircular indentations 16 can prevent broken grass blocking when cutting the grass on a lawn, broken grass is from semicircular indentations 16 landing, also can prevent turf from rocking when cutting the grass on a lawn partially sliding simultaneously.Described swivelling tool-holder 8 is fixed on rolling disc 10, groove 11 is provided with along described rolling disc 10 circumferencial direction, described swivelling tool-holder 8 is embedded in groove 11, described rolling disc 10 is arranged on turning cylinder 9, described turning cylinder 9 drives rolling disc 10 to rotate by lawn machine motor 27, swivelling tool-holder 8 can better be fixed in lawn machine housing 1 by this improvement, rotates cutting lawns by lawn machine motor 27 driven rotary knife rest 8.The quantity of described swivelling tool-holder 8 is 3, and swivelling tool-holder 8 according between angle be 120 ° and be arranged in groove 11, adopt angle to be each other 120 ° of swivelling tool-holders 8 installed, larger shearing force can be obtained, make turf-mown cleaner.
Front-wheel 2 and trailing wheel 4 is provided with bottom described lawn machine housing 1, front axle 3 is provided with between described front-wheel 2, hind axle 5 is provided with between described trailing wheel 4, wheel shaft 5 is provided with from walking device 6 in the rear, described front axle 3 is provided with two helical form roll blades 20, described roll blade 20 outward flange is provided with gear hobbing 21, described roll blade 20 is fixed on hob plate 22, circular hole 23 is provided with in the middle of described hob plate 22, by described circular hole 23, hob plate 22 and roll blade 20 are fixedly mounted on front axle 3, when working at lawn machine, device 6 of certainly walking on hind axle 5 drives trailing wheel 4 to advance, front axle 3 and front-wheel 2 are rotated advance, thus drive hob plate 22 to rotate, roll blade 20 is pruned lawn in rotation process, roll blade in the present invention 20 is further improved, equidistant between described gear hobbing 21, bar v notch v 24 is provided with between described gear hobbing 21, the second cutting edge 25 is provided with between described bar v notch v 24 and described gear hobbing 21, described circular hole 23 aperture is slightly larger than front axle 3 diameter of axle.This improvement forms sheared edge by roll blade 20 around front axle 3, lawn is repaired, second cutting edge 25 and the careless state that becomes to cut sth. askew, the grass of the unnecessary height of pruning that can be sharp, assembling, slightly larger than front axle 3 diameter of axle, is conveniently installed in circular hole 23 aperture, it is partially sliding that bar v notch v 24 effectively can fix careless bar, sharp prescinds grass, and described hob plate 22 is provided with pad 26, and the one-body molded making of described roll blade 20 is also weldingly fixed on hob plate 22.Be welded on by roll blade 20 on hob plate 22, firmly stable, do not worry loosening of roll blade when cutting the grass on a lawn, improve service life, the one-body molded making of roll blade 20, easy installation and removal, improves operating efficiency.
Adopt the lawn machine of said structure, when cutting the grass on a lawn, spiral helicine roll blade on front axle 3 20 pairs of lawns are carried out first time and are sheared finishing, during rotating blade 7 High Rotation Speed in lawn machine housing 1, secondary shearing finishing is carried out to lawn, ensure that double direction shear, lawn care is more thoroughly clean, substantially increase operating efficiency, simultaneously, rotating blade 7 is in High Rotation Speed, rely on centrifugal force to throw away to cut the grass on a lawn, as encountered hard object, regain by spring, there is the effect of protection rotating blade automatically under the effect of centripetal force and spring tension, thus prevent hard object shock rotating blade from causing damage.
A kind of bidirectional rotary provided by the invention is cut and is automatically protected its operation principle of lawn machine of blade to be: when lawn machine works, trailing wheel 4 and hind axle 5 are by driving advance from walking device 6, thus drive front-wheel 2 and front axle 3 to rotate advance, roll blade 20 on front axle 3 rotational shear lawn when front-wheel 2 advances, lawn machine motor 27 drives turning cylinder 9, thus driven rotary knife rest 8 High Rotation Speed, rotating blade 7 on swivelling tool-holder 8 deviates from swivelling tool-holder 8 pairs of lawns and carries out second pruning under centrifugal action, when encountering hard object, rotating blade 7 is regained in swivelling tool-holder 8 under the effect of spring tension and centripetal force, effectively protect rotating blade 7 injury-free, second pruning is being carried out to lawn, prune more thoroughly clean, operating efficiency improves greatly.
Above are only embodiments of the invention, design of the present invention is not limited thereto, and allly conceives according to the present invention the equivalence or simple change that described structure, feature and principle do, and is included in the protection domain of patent of the present invention.
Claims (9)
1. a bidirectional rotary is cut and automatically protects the lawn machine of blade, comprise lawn machine housing, described lawn machine housing bottom is provided with front-wheel, front axle is provided with between described front-wheel, it is characterized in that, be provided with rotating blade in described lawn machine housing, described rotating blade one end is fixedly mounted on swivelling tool-holder upper surface, the other end is connected on swivelling tool-holder by spring, and described rotating blade outward flange is provided with taper cutter tooth;
Described front axle is provided with two helical form roll blades, and described roll blade outward flange is provided with gear hobbing, and described roll blade is fixed on hob plate, is provided with circular hole, hob plate and roll blade is fixedly mounted on front axle by described circular hole in the middle of described hob plate.
2. a kind of bidirectional rotary according to claim 1 is cut and is automatically protected the lawn machine of blade, it is characterized in that, described swivelling tool-holder narrows to the knife rest width that spring is close is oblique gradually along its whole length direction, described swivelling tool-holder is provided with the first installing hole away from one end of spring, described rotating blade is provided with the second installing hole matched with the first installing hole, and described swivelling tool-holder is fixedly connected with by the first installing hole and the second installing hole rivet with rotating blade;
Described swivelling tool-holder is provided with spring attachment point near one end of spring, and described rotating blade is provided with spring eye, and described spring one end linking springs fixing point, rotating blade is fixed on swivelling tool-holder by other end linking springs hole.
3. a kind of bidirectional rotary according to claim 2 is cut and is automatically protected the lawn machine of blade; it is characterized in that; described tapered knife between cog is equidistant, and described tapered knife between cog is provided with semicircular indentations, is provided with the first cutting edge between described taper cutter tooth and described semicircular indentations.
4. a kind of bidirectional rotary according to claim 3 is cut and is automatically protected the lawn machine of blade; it is characterized in that; described swivelling tool-holder is fixed on rolling disc; groove is provided with along described rolling disc circumferencial direction; described swivelling tool-holder is embedded in groove; described rolling disc is installed on the rotating shaft, and described turning cylinder is rotated by lawn machine driven by motor rolling disc.
5. a kind of bidirectional rotary according to claim 4 is cut and is automatically protected the lawn machine of blade, it is characterized in that, the quantity of described swivelling tool-holder is 3, and swivelling tool-holder according between angle be 120 ° and be arranged in groove.
6. a kind of bidirectional rotary according to any one of claim 2-5 is cut and is automatically protected the lawn machine of blade, it is characterized in that, described spring attachment point is spring stay column.
7. a kind of bidirectional rotary according to any one of claim 2-5 is cut and is automatically protected the lawn machine of blade, it is characterized in that, described spring attachment point is spring pulling eye.
8. a kind of bidirectional rotary according to claim 1 is cut and is automatically protected the lawn machine of blade; it is characterized in that, equidistant between described gear hobbing, be provided with bar v notch v between described gear hobbing; be provided with the second cutting edge between described bar v notch v and described gear hobbing, described circular hole aperture is slightly larger than the front axle diameter of axle.
9. a kind of bidirectional rotary according to claim 8 is cut and is automatically protected the lawn machine of blade, it is characterized in that, described hob plate is provided with pad, and the one-body molded making of described roll blade is also weldingly fixed on hob plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410439524.0A CN104186101B (en) | 2014-09-01 | 2014-09-01 | A kind of bidirectional rotary is cut and is automatically protected the lawn machine of blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410439524.0A CN104186101B (en) | 2014-09-01 | 2014-09-01 | A kind of bidirectional rotary is cut and is automatically protected the lawn machine of blade |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104186101A CN104186101A (en) | 2014-12-10 |
| CN104186101B true CN104186101B (en) | 2016-03-02 |
Family
ID=52071623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410439524.0A Expired - Fee Related CN104186101B (en) | 2014-09-01 | 2014-09-01 | A kind of bidirectional rotary is cut and is automatically protected the lawn machine of blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104186101B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106612890A (en) * | 2016-12-14 | 2017-05-10 | 苏州润弘贸易有限公司 | Stretchable mowing-machine cutter disc |
| CN109997832A (en) * | 2018-01-05 | 2019-07-12 | 环县海明农技科研有限公司 | It poisons sod lifter and digs scattering machine |
| CN112262840A (en) * | 2020-11-03 | 2021-01-26 | 陈福容 | Mower for reclaiming wasteland |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5402629A (en) * | 1991-08-30 | 1995-04-04 | Masaru; Tsuda | Mowing machine and structure for discharged mowed grass |
| CN2749242Y (en) * | 2004-06-18 | 2006-01-04 | 王和平 | Safely rotating blade |
| CN102577735A (en) * | 2012-03-21 | 2012-07-18 | 江苏苏美达五金工具有限公司 | Self-protecting safe working head of lawn machine |
| CN203353163U (en) * | 2013-06-13 | 2013-12-25 | 马鞍山市绿之友机械制造有限公司 | Bush knife |
| CN204047178U (en) * | 2014-09-01 | 2014-12-31 | 浙江欧耀机械有限公司 | Bidirectional rotary is cut and is automatically protected the lawn machine of blade |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0107353D0 (en) * | 2001-03-23 | 2001-05-16 | Michel David | Pedestrian-operated power module for detachable grass/ground treatment module |
-
2014
- 2014-09-01 CN CN201410439524.0A patent/CN104186101B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5402629A (en) * | 1991-08-30 | 1995-04-04 | Masaru; Tsuda | Mowing machine and structure for discharged mowed grass |
| CN2749242Y (en) * | 2004-06-18 | 2006-01-04 | 王和平 | Safely rotating blade |
| CN102577735A (en) * | 2012-03-21 | 2012-07-18 | 江苏苏美达五金工具有限公司 | Self-protecting safe working head of lawn machine |
| CN203353163U (en) * | 2013-06-13 | 2013-12-25 | 马鞍山市绿之友机械制造有限公司 | Bush knife |
| CN204047178U (en) * | 2014-09-01 | 2014-12-31 | 浙江欧耀机械有限公司 | Bidirectional rotary is cut and is automatically protected the lawn machine of blade |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104186101A (en) | 2014-12-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11464164B2 (en) | High-efficiency cutting system | |
| CN207382911U (en) | A kind of agricultural lawn mowers of adjustable mowing area | |
| CN108464109B (en) | A garden brush cutter | |
| CN104186101B (en) | A kind of bidirectional rotary is cut and is automatically protected the lawn machine of blade | |
| CN204047178U (en) | Bidirectional rotary is cut and is automatically protected the lawn machine of blade | |
| US2960811A (en) | Rotary mower | |
| CN206227015U (en) | A kind of hay mover | |
| CN107750587A (en) | A kind of reverse disk mower | |
| CN102577743B (en) | Mowing and lawn trimming device | |
| CN104335754A (en) | Cutting device and hay mower | |
| CN106612891B (en) | A kind of weeder cutter device | |
| CN204762169U (en) | Two -stage lawnmower | |
| CN204762143U (en) | Two -stage shear type lawnmower | |
| CN219421621U (en) | Single-linkage hob lawnmower | |
| CN210075964U (en) | Orchard weeding machine | |
| CN203423970U (en) | Lawn mower flail knife | |
| CN203505061U (en) | Weeding knife | |
| CN206525155U (en) | A multi-purpose lawn mower | |
| CN212487316U (en) | drum turf trimmer | |
| CN212436388U (en) | Grass cutting head for greening comprehensive maintenance vehicle | |
| JP2013132292A (en) | Spiral mower | |
| CN209546322U (en) | A special lawn mowing mechanical knife for large-scale farmland | |
| CN203597112U (en) | Mower with self-protection function | |
| CN211982641U (en) | Multifunctional weeding brush cutter blade | |
| RU55535U1 (en) | MOWER ROTARY |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160302 Termination date: 20190901 |