CN102577743A - Mowing and lawn trimming device - Google Patents
Mowing and lawn trimming device Download PDFInfo
- Publication number
- CN102577743A CN102577743A CN2012100234645A CN201210023464A CN102577743A CN 102577743 A CN102577743 A CN 102577743A CN 2012100234645 A CN2012100234645 A CN 2012100234645A CN 201210023464 A CN201210023464 A CN 201210023464A CN 102577743 A CN102577743 A CN 102577743A
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- upper cutter
- cutter head
- trimming device
- tool rest
- mowing
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Abstract
The invention relates to a mowing and lawn trimming device which comprises a gear box, an upper cutter holder and a lower cutter holder. The upper cutter holder is provided with an upper blade; the lower cutter holder is provided with a lower blade; the upper cutter holder and the lower cutter holder are symmetric to each other up and down; the periphery of the upper cutter holder is connected with a hollow splined shaft by a shaft; the inner side of the upper cutter holder is provided with a bearing; the lower cutter holder is connected with a rotating shaft by a shaft; the rotating shaft penetrates through the bearing and the hollow splined shaft in sequence so as to connect with one gear in the gear box; the hollow splined shaft is connected with another gear in the gear box; and the hollow splined shaft and the rotating shaft rotate reversely. The rotating mechanism of the mowing and lawn trimming device ensures that the upper blade and the lower blade work in a cutting way. Compared with the traditional mowing device, the mowing and lawn trimming device can cut more stably without hurting the grass roots. When an additionally arranged adjusting mechanism is worn between two blades or the gap is enlarged, the gap between the upper blade and the lower blade is adjusted, so as to improve the cutting efficiency and prolong the service life of the cutter blades.
Description
Technical field
The present invention relates to the mower technical field, particularly relate to a kind of mowing and meadow trimming device.
Background technology
Because the meadow of urban afforestation band, golf course, farm and garden etc. often needs regularly to prune; To keep the attractive in appearance of meadow integral body and to satisfy the needs on athletic ground; And this operation is a suitable onerous toil; The scheme of therefore existing several work machinery, and be applied.In these Work machines, because therefore small-sized the and easy operation of mower is widely used.Common mower is through with turning cylinder in the action bars of tubulose, through the prime mover that is located at the action bars rear end turning cylinder is rotated, thereby make the blade rotation that is located at the action bars front end.The operator bobs and weaves through gripping the operating grip that is located at the action bars stage casing, utilizes blade to cut the grass on a lawn with this.
The structure of existing mower has nothing in common with each other, and some mower adopts single blade, can only cut cursive script through high speed rotating, can't repair the edge on lawn; Some mower has adopted double blade, but when chaffcutter or finishing edge, meadow, exists efficient lower, rocks and defectives such as noise is bigger, causes use convenient inadequately.
Summary of the invention
Technical problem to be solved by this invention provides a kind of mowing and meadow trimming device, realizes to cursive script or edge, meadow steadily, shear efficiently can also improving cutting efficiency, prolongs blade service life.
The technical solution adopted for the present invention to solve the technical problems is: a kind of mowing and meadow trimming device are provided; Comprise gear-box, the upper cutter head of cutter is installed and the following tool rest of bottom knife is installed; Said upper cutter head is symmetrical up and down with following tool rest; The circumferential position of said upper cutter head connects with hollow splined shaft, and said upper cutter head inboard is provided with bearing; Said tool rest down connects with rotating shaft; Said rotating shaft passes said bearing and hollow splined shaft successively and links to each other with a gear in the gear-box, and said hollow splined shaft links to each other with another gear in the gear-box, and the direction of rotation of said hollow splined shaft and rotating shaft is opposite.
Said upper cutter head is provided with the governor motion that is used to regulate cutter and bottom knife distance.
Said governor motion comprises alignment pin, spanner, guide, stage clip and split washer; Said upper cutter head inner ring is threaded with tool rest core retainer plate outer ring; Said upper cutter head side has side opening, and said side opening both sides have a said guide respectively; Said alignment pin is fixed in the side opening through said spanner, and an end props up the guide in the side opening outside, and the other end passes the indexing trough that the inboard guide of side opening props up said tool rest core retainer plate; Be with said stage clip and split washer on the said alignment pin.
The locking screw cover locking is passed through on upper cutter head in the outer ring of said bearing.
Said bearing is a ball bearing.
The circumferential position of said upper cutter head and hollow splined shaft splined.
Said tool rest and rotating shaft splined down.
Said cutter is installed on the upper cutter head through sunk screw.
Said bottom knife is installed in down on the tool rest through sunk screw.
Beneficial effect
Owing to adopted above-mentioned technical scheme, the present invention compared with prior art has following advantage and good effect:
The present invention can guarantee that bottom knife is with the mode work of shearing, to realize to cursive script or edge, meadow steadily, shear efficiently.Utilize the inner ring of bearing to be enclosed within on the rotating shaft, the outer ring is fixed on the upper cutter head, has increased by two tool rest centering rigidity; Rotating shaft and hollow splined shaft can transmit bigger torque with following tool rest and upper cutter head splined respectively; Blade meets with obstruction and also is not easy to take place to connect situation about losing efficacy between tool rest and the axle when running up, tool rest and spool between relatively good to neutrality, high speed rotating does not have and rocks; Noise is little, and cutting efficiency is high.Cutter and bottom knife all are fixed on the tool rest separately through sunk screw and are easy to dismounting, and be necessary for frequent needs are followed the cutting machine of tool changing sheet.
The present invention is also through offering side opening in the upper cutter head side; The alignment pin of in side opening, putting into adjustable position positions the cutter shaft core retainer plate; When appearance wearing and tearing or gap become big between two blades, can unclamp alignment pin and regulate the distance between two tool rests, thereby realize regulating the gap of going up bottom knife; Improve cutting efficiency, prolong blade service life.
Description of drawings
Fig. 1 is an assembly drawing of the present invention;
Fig. 2 is a cutaway view of the present invention;
Fig. 3 is the partial enlarged drawing of A among Fig. 2.
Embodiment
Below in conjunction with specific embodiment, further set forth the present invention.Should be understood that these embodiment only to be used to the present invention is described and be not used in the restriction scope of the present invention.Should be understood that in addition those skilled in the art can do various changes or modification to the present invention after the content of having read the present invention's instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
Embodiment of the present invention relates to a kind of mowing and meadow trimming device; Like Fig. 1, Fig. 2 and shown in Figure 3; Comprise gear-box 13, the upper cutter head 3 of cutter 2 is installed and the following tool rest 5 of bottom knife 4 is installed; Said upper cutter head 3 is symmetrical about in the of 5 with following tool rest, and wherein cutter 2 all can be installed on the tool rest separately through sunk screw with bottom knife 4.The circumferential position of said upper cutter head 3 connects with hollow splined shaft 11, and connecting mode can adopt splined.Said upper cutter head 3 inboards are provided with bearing 14, and the outer ring of bearing 14 can be through the locking screw cover locking on upper cutter head 3; Said tool rest 5 down connects with rotating shaft 12, and connecting mode can adopt splined; Said rotating shaft 12 passes said bearing 14 successively and links to each other with gear-box 13 interior gears with hollow splined shaft 11; Said hollow splined shaft 11 links to each other with gear-box 13 another interior gears; Said hollow splined shaft 11 is opposite with the direction of rotation of rotating shaft 12, thereby can make the direction of rotation of cutter and bottom knife opposite.Wherein, bearing 14 can be ball bearing.
Be not difficult to find that the present invention can guarantee that bottom knife is with the mode work of shearing, with realize to cursive script or edge, meadow steadily, shearing efficiently.Utilize the inner ring of bearing to be enclosed within on the rotating shaft, the outer ring is fixed on the upper cutter head, has increased by two tool rest centering rigidity; Rotating shaft and hollow splined shaft can transmit bigger torque with following tool rest and upper cutter head splined respectively; Blade meets with obstruction and also is not easy to take place to connect situation about losing efficacy between tool rest and the axle when running up, tool rest and spool between relatively good to neutrality, high speed rotating does not have and rocks; Noise is little, and cutting efficiency is high.Cutter and bottom knife all are fixed on the tool rest separately through sunk screw and are easy to dismounting, and be necessary for frequent needs are followed the cutting machine of tool changing sheet.
Rotating mechanism of the present invention has guaranteed that last bottom knife is with the mode work of shearing; Compare traditional mower; Its cutting is more steady; Can not damage grass roots, and output speed can both normally mow the output speed of mower operate as normal (general be about about 3000 commentaries on classics/min) about low speed 600 commentaries on classics/min, this point is very beneficial for the application on power-operated mower from now on.
Said upper cutter head 3 is provided with the governor motion that is used to regulate cutter 2 and bottom knife 4 distances.Said governor motion comprises alignment pin 7, spanner 8, guide 6, stage clip 9 and split washer 10; Said upper cutter head 3 inner rings are threaded with tool rest core retainer plate 1 outer ring; Said upper cutter head 3 sides have side opening, and said side opening both sides have a said guide 6 respectively; Said alignment pin 7 is fixed in the side opening through said spanner 8, and an end props up the guide 6 in the side opening outside, and the other end passes the indexing trough that the inboard guide 6 of side opening props up said tool rest core retainer plate 1; Be with said stage clip 9 and split washer 10 on the said alignment pin 7.
When excessive gap occurring between cutter and the bottom knife; Drive the indexing trough that alignment pin breaks away from the tool rest core retainer plate through rotary spanner; Rotate upper cutter head then and adjust the gap between cutter and the bottom knife; Rotary spanner is to initial position when adjusting to appropriate clearance, and alignment pin is because the active force of stage clip and pushing up again in the indexing trough of tool rest core retainer plate, plays the fixedly effect of upper cutter head and tool rest core retainer plate circumferential position.
Be not difficult to find; The present invention is through offering side opening in the upper cutter head side, and the alignment pin of in side opening, putting into adjustable position positions the cutter shaft core retainer plate, when appearance wearing and tearing or gap become big between two blades; Can unclamp alignment pin and regulate the distance between two tool rests; Thereby realize to regulate go up the gap of bottom knife, improve cutting efficiency, prolong blade service life.
Claims (9)
1. mow and the meadow trimming device for one kind; Comprise gear-box (13), the upper cutter head (3) of cutter (2) is installed and the following tool rest (5) of bottom knife (4) is installed; Said upper cutter head (3) and following tool rest (5) be symmetry up and down; It is characterized in that the circumferential position of said upper cutter head (3) connects with hollow splined shaft (11), said upper cutter head (3) inboard is provided with bearing (14); Said tool rest (5) down connects with rotating shaft (12); Said rotating shaft (12) passes said bearing (14) successively and links to each other with an interior gear of gear-box (13) with hollow splined shaft (11); Said hollow splined shaft (11) links to each other with another interior gear of gear-box (13), and said hollow splined shaft (11) is opposite with the direction of rotation of rotating shaft (12).
2. mowing according to claim 1 and meadow trimming device is characterized in that, said upper cutter head (3) is provided with the governor motion that is used to regulate cutter (2) and bottom knife (4) distance.
3. mowing according to claim 2 and meadow trimming device is characterized in that, said governor motion comprises alignment pin (7), spanner (8), guide (6), stage clip (9) and split washer (10); Said upper cutter head (3) inner ring is threaded with tool rest core retainer plate (1) outer ring; Said upper cutter head (3) side has side opening, and said side opening both sides have a said guide (6) respectively; Said alignment pin (7) is fixed in the side opening through said spanner (8), and an end props up the guide (6) in the side opening outside, and the other end passes the indexing trough that the inboard guide (6) of side opening props up said tool rest core retainer plate (1); Be with said stage clip (9) and split washer (10) on the said alignment pin (7).
4. mowing according to claim 3 and meadow trimming device is characterized in that, the locking screw cover locking is passed through on upper cutter head (3) in the outer ring of said bearing (14).
5. mowing according to claim 3 and meadow trimming device is characterized in that, said bearing (14) is a ball bearing.
6. mowing according to claim 3 and meadow trimming device is characterized in that, the circumferential position of said upper cutter head (3) and hollow splined shaft (11) splined.
7. mowing according to claim 3 and meadow trimming device is characterized in that, said tool rest (5) and rotating shaft (12) splined down.
8. mowing according to claim 3 and meadow trimming device is characterized in that, said cutter (2) is installed on the upper cutter head (3) through sunk screw.
9. mowing according to claim 3 and meadow trimming device is characterized in that, said bottom knife (4) is installed in down on the tool rest (5) through sunk screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210023464.5A CN102577743B (en) | 2012-02-03 | 2012-02-03 | Mowing and lawn trimming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210023464.5A CN102577743B (en) | 2012-02-03 | 2012-02-03 | Mowing and lawn trimming device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102577743A true CN102577743A (en) | 2012-07-18 |
| CN102577743B CN102577743B (en) | 2014-01-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210023464.5A Expired - Fee Related CN102577743B (en) | 2012-02-03 | 2012-02-03 | Mowing and lawn trimming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102577743B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104145604A (en) * | 2014-08-12 | 2014-11-19 | 高满珍 | Self-propelled mower with combination tool apron |
| CN106342474A (en) * | 2016-10-19 | 2017-01-25 | 湖南先创牧业科技有限公司 | Grass machine |
| CN108093819A (en) * | 2017-12-28 | 2018-06-01 | 郑州国知网络技术有限公司 | A kind of gardens weeder with pesticide spraying |
| CN108432444A (en) * | 2018-04-08 | 2018-08-24 | 龙岩丽荣电子科技有限公司 | A kind of lawn trimming attachment applied to gardens |
| CN111972118A (en) * | 2020-05-29 | 2020-11-24 | 阿拉尔新思路农业机械制造有限责任公司 | Double-shaft concentric bidirectional constant-speed rotating gearbox for straw crushing and returning machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2331156Y (en) * | 1998-04-30 | 1999-08-04 | 周仕芳 | Hay cutting device |
| WO2002076181A1 (en) * | 2001-03-23 | 2002-10-03 | Ray Parkinson | Improvements in mowing/cutting equipment |
| CN2549711Y (en) * | 2002-06-13 | 2003-05-14 | 张敬国 | Shaft driving front suspending rotary grass cutter |
| JP2012005364A (en) * | 2010-06-22 | 2012-01-12 | Yanmar Co Ltd | Electric riding mower |
| CN202455839U (en) * | 2012-02-03 | 2012-10-03 | 宁波利豪机械有限公司 | Mowing and lawn edge cutting device |
-
2012
- 2012-02-03 CN CN201210023464.5A patent/CN102577743B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2331156Y (en) * | 1998-04-30 | 1999-08-04 | 周仕芳 | Hay cutting device |
| WO2002076181A1 (en) * | 2001-03-23 | 2002-10-03 | Ray Parkinson | Improvements in mowing/cutting equipment |
| CN2549711Y (en) * | 2002-06-13 | 2003-05-14 | 张敬国 | Shaft driving front suspending rotary grass cutter |
| JP2012005364A (en) * | 2010-06-22 | 2012-01-12 | Yanmar Co Ltd | Electric riding mower |
| CN202455839U (en) * | 2012-02-03 | 2012-10-03 | 宁波利豪机械有限公司 | Mowing and lawn edge cutting device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104145604A (en) * | 2014-08-12 | 2014-11-19 | 高满珍 | Self-propelled mower with combination tool apron |
| CN106342474A (en) * | 2016-10-19 | 2017-01-25 | 湖南先创牧业科技有限公司 | Grass machine |
| CN106342474B (en) * | 2016-10-19 | 2019-05-07 | 湖南先创牧业科技有限公司 | A kind of herbage machine |
| CN108093819A (en) * | 2017-12-28 | 2018-06-01 | 郑州国知网络技术有限公司 | A kind of gardens weeder with pesticide spraying |
| CN108432444A (en) * | 2018-04-08 | 2018-08-24 | 龙岩丽荣电子科技有限公司 | A kind of lawn trimming attachment applied to gardens |
| CN111972118A (en) * | 2020-05-29 | 2020-11-24 | 阿拉尔新思路农业机械制造有限责任公司 | Double-shaft concentric bidirectional constant-speed rotating gearbox for straw crushing and returning machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102577743B (en) | 2014-01-08 |
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| 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: 20140108 Termination date: 20200203 |