CN103202136A - Grass cutting machine with automatic clutch - Google Patents
Grass cutting machine with automatic clutch Download PDFInfo
- Publication number
- CN103202136A CN103202136A CN 201210007798 CN201210007798A CN103202136A CN 103202136 A CN103202136 A CN 103202136A CN 201210007798 CN201210007798 CN 201210007798 CN 201210007798 A CN201210007798 A CN 201210007798A CN 103202136 A CN103202136 A CN 103202136A
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Abstract
The invention provides a grass cutting machine with an automatic clutch. The grass cutting machine with the automatic clutch comprises a shell, a grass cutter, a grass cutting motor, a self-walking motor, a retarding mechanism, a self-walking driving shaft, a pair of rear wheels, a pair of front wheels, an operation handle, a power source and a control mechanism, wherein the self-walking driving shaft is driven by the retarding mechanism; the rear wheels and the front wheels are driven by the self-walking driving shaft; the control mechanism is arranged on the operation handle; the automatic clutch is arranged between the self-walking motor and the retarding mechanism; the automatic clutch comprises a cylindrical shell, an output shaft, a pair of symmetric clutch blocks, a pair of elastic pieces, an input shaft and a shoe block; the output shaft is fixedly arranged on one side of the shell; the symmetric clutch blocks are accommodated in the shell; the elastic pieces are used for pulling the two clutch blocks towards each other; the input shaft passes between the two clutch blocks and further is fixedly arranged on the other side of the shell opposite to the output shaft; the shoe block is fixedly arranged on the input shaft; each clutch block is provided with a circular arc outer edge and a middle transverse sliding groove; the shoe block is accommodated in the transverse sliding grooves of the two clutch blocks in a slidable way; and the power of the self-walking motor is transmitted to the input shaft through a power transmission device.
Description
Technical field
The present invention relates to a kind of power-operated mower, especially relevant for a kind of power-operated mower that has the clutch that can cut off automatically after walking motor certainly and stopping, this clutch can guarantee that mower carries out push-and-pull easily after walking motor certainly and stopping.
Background technology
Self-propelled mower is a kind of common instrument.Traditional mower early generally comprises a casing, be articulated in the mowing cutter in the casing, be installed in and drive the mowing motor that cutter is mowed within the casing, be installed in and walk motor certainly in the casing, what be articulated in rear portion on the casing walks driving shaft certainly, be installed in from the pair of rear wheels of walking on the driving shaft, be arranged on from walking motor and walking reducing gear between the driving shaft certainly, be installed in a pair of front-wheel of casing front portion, be installed in the operating handle at casing rear, power supply, and the operating mechanism on handle.
The shortcoming of this mower is after walking motor and stopping, and trailing wheel stops with respect to walking motor certainly simultaneously.So ought walk motor certainly stops the latter math machine and just is difficult to carry out push-and-pull.In order to solve the problems of the technologies described above, the mower that has clutch after a kind of improve has appearred.This mower is being walked to be provided with a clutch between motor and the reducing gear certainly, stop near the operating mechanism cut-off clutch of back user can operating handle walking motor certainly, trailing wheel is walked motor with oneself and is broken away from, and just can carry out push-and-pull easily to the mower after stopping.
But the mower of walking certainly of existing band clutch all is manual, namely need after motor quits work is walking user's manual operation ability cut-off clutch certainly.So just brought inconvenience to the user.
Summary of the invention
Technical problem to be solved by this invention provides a kind of mower with automatic clutch, this mower walk certainly motor quit work the back clutch can automatic disconnection.
In order to solve the problems of the technologies described above, the invention provides a kind of mower with automatic clutch, it comprises a casing, be articulated in mowing cutter in the casing, be installed in the mowing motor that drives cutter within the casing and mow, be arranged in the casing walk certainly motor, with from walk the relatively-stationary reducing gear of motor, by reducing gear drive walk driving shaft certainly, by the pair of rear wheels of walking drive shaft certainly, a pair of front-wheel that is installed in the casing front portion, the operating handle that is installed in the casing rear, power supply and the operating mechanism on handle.Certainly walking to be provided with an automatic clutch between motor and the reducing gear, this automatic clutch comprises that a shell cylindraceous, one are installed in the output shaft of a side of shell, a pair of clutch block that is contained in symmetry in the shell, a pair ofly two clutch blocks are pulled to each other elastic component, one pass between two clutch blocks and by bearing fixing power shaft and piece of crowing that is installed on the power shaft in the shell opposite side relative with output shaft; Every clutch block has outer rim and middle part horizontal concrete chute of a circular arc, has certain frictional force between the tubular madial wall of outer rim and shell; The piece of crowing slidably is contained within the horizontal concrete chute of two clutch blocks, and the power of walking motor certainly reaches power shaft through power transmission.
The beneficial effect that the present invention brings is can automatic disconnection from leakage of electricity machine, no longer needs artificial control action, has improved the operating efficiency of mowing, and has alleviated the work load that mower uses.Simultaneously, just can enter the state that can make things convenient for push-and-pull automatically when walking the motor latter math machine that quits work certainly, more meet mower user's thinking habit, reduce because of what technical problem was brought making the sense of being unaccustomed to the use of.
Description of drawings
Fig. 1 is the three-dimensional exploded perspective view of the preferred embodiment of a kind of mower that has an automatic clutch of the present invention.
Fig. 2 is that part embodiment illustrated in fig. 1 is amplified schematic perspective view.
Fig. 3 is the amplification floor map after part shown in Figure 2 is removed the reducing gear shell.
Fig. 4 is that another part embodiment illustrated in fig. 1 amplifies schematic perspective view.
Fig. 5 is that part embodiment illustrated in fig. 1 is amplified three-dimensional exploded perspective view.
Fig. 6 is that embodiment illustrated in fig. 1 another amplifies three-dimensional exploded perspective view.
Embodiment
Fig. 1 and 2 is depicted as a kind of three-dimensional exploded perspective view that has the mower preferred embodiment of automatic clutch of the present invention.This mower 1 comprises a casing 10, be articulated in the mowing cutter 11 in the casing 10, be installed in and drive the mowing motor 12 that cutter 11 is mowed within the casing 10, be arranged on and walk motor 13 certainly in the casing 10, with walk motor 13 relatively-stationary reducing gears 14 certainly, certainly walk driving shaft 15 by what reducing gear 14 drove, by walking the pair of rear wheels 16 that driving shaft 15 drives certainly, be installed in a pair of front-wheel 17 of casing 10 front portions, be installed in the operating handle 18 at casing 10 rears, power supply 30, and the operating mechanism on handle 19.In the present embodiment, reducing gear 14 is walked driving shaft 15 certainly and is passed reducing gear shell 141 by bearing 151 by reducing gear shell 141 and from walking motor 13 relative fixed.
As shown in Figure 3, the invention is characterized in an automatic clutch 20 that arranges between motor 13 and the reducing gear 14 walking certainly.Simultaneously with reference to figure 4,5,6, automatic clutch 20 comprises that a shell 21 cylindraceous, one are installed in the output shaft 22 of a side of shell 21, a pair of clutch block 23 that is contained in symmetry in the shell 21, a pair of power shaft 26 and piece 27 of crowing that is installed on the power shaft 26 that two clutch blocks 23 is pulled to that each other elastic component 24, pass between two clutch blocks 23 and be fixed in the relative opposite side of shell 21 and output shaft 22 by a bearing 25.Every clutch block 23 has outer rim 231 and middle part horizontal concrete chute 232 of a circular arc.Has certain frictional force between the tubular madial wall 211 of outer rim 231 and shell 21; The piece 27 of crowing slidably is contained within the horizontal concrete chute 232 of two clutch blocks 23, makes that two clutch blocks 23 can be along crowing piece 27 in opposite directions or opposingly moving around.Can reach power shaft 26 through power transmission 131 from the power of walking motor 13 certainly.In the present embodiment, two elastic components 24 are two springs.
In use, the operating mechanism 19 of user on can control operation handle 18 opened mowing motor 12 and walked motor 13 certainly.Drive to the power shaft 26 of automatic clutch 20 through V belt 131 from the power of walking motor 13.The rotation of power shaft 26 drives the rotation of the piece 27 of crowing, and the piece 27 of crowing that is contained within the horizontal concrete chute 232 will promote 23 rotations of two clutch blocks.When clutch block 23 rotates, two clutch blocks 23 will carry out radially centrifugal motion is close to shell 21 until outer rim 231 tubular madial wall 211 owing to the pulling force that effect of inertia overcomes two elastic components 24.Frictional force between outer rim 231 and the tubular inwall 211 is along with increasing from the increase of walking motor 13 rotating speeds, and when frictional force arrives to a certain degree greatly, shell 21 will also begin to rotate under the drive of frictional force.The output shaft 22 that is installed in shell 21 1 sides also will rotate with the rotation of shell 21, drive reducing gear 14, drive from walking driving shaft 15 and drive trailing wheel 16.At this moment, automatic clutch 20 is in the state of a kind of " closing ".
If the user closes mowing motor 12 and walks motor 13 certainly by operating mechanism 19, the piece 27 of crowing will stop operating gradually.The centrifugal force of two clutch blocks 23 fades away, and the guide effect of the piece 27 of crowing in the pulling force lower edge of two elastic components 24 is mobile in opposite directions, and outer rim 231 is left tubular inwall 211.This moment automatic clutch 20 be in a kind of " from " state, trailing wheel 16, walk driving shaft 15 and reducing gear 14 and walk motor 13 certainly and separate certainly, the user can carry out the operation of push-and-pull easily to mower 1.
Known to those skilled in the art, drawings and Examples of the present invention are only for illustrating that function of the present invention, structure and principle should not become the restriction in the present invention's understanding; Simultaneously, purpose of the present invention all realizes.Above-described embodiment may be had some change under the situation that does not break away from the principle of the invention, so protection of the present invention should be as the criterion with the scope described in claims.
Claims (3)
1. mower that has automatic clutch, it comprises a casing (10), be articulated in the mowing cutter (11) in the casing (10), be installed in and drive the mowing motor (12) that cutter (11) is mowed within the casing (10), be arranged on and walk motor (13) certainly in the casing (10), with walk the relatively-stationary reducing gear of motor (13) (14) certainly, certainly walk driving shaft (15) by what reducing gear (14) drove, by walking the pair of rear wheels (16) that driving shaft (15) drives certainly, be installed in the anterior a pair of front-wheel (17) of casing (10), be installed in the operating handle (18) at casing (10) rear, power supply (30) and the operating mechanism on handle (19), it is characterized in that this automatic clutch (20) comprises a shell cylindraceous (21) at an automatic clutch (20) of walking setting between motor (13) and the reducing gear (14) certainly, article one, be installed in the output shaft (22) of a side of shell (21), the a pair of clutch block (23) that is contained in symmetry in the shell (21), a pair of two clutch blocks (23) are pulled to each other elastic component (24), article one, pass the power shaft (26) that also is fixed in shell (21) opposite side relative with output shaft (22) between two clutch blocks (23) by a bearing (25), and piece of crowing (27) that is installed on the power shaft (26); Every clutch block (23) has outer rim (231) and middle part horizontal concrete chute (232) of a circular arc, has certain frictional force between the tubular madial wall (211) of outer rim (231) and shell (21); The piece (27) of crowing slidably is contained within the horizontal concrete chute (232) of two clutch blocks (23), and the power of walking motor (13) certainly reaches power shaft (26) through power transmission (131).
2. the mower that has automatic clutch as claimed in claim 1 is characterized in that reducing gear (14) is by a reducing gear shell (141) and from walking motor (13) relative fixed.
3. the mower that has automatic clutch as claimed in claim 1 is characterized in that passing reducing gear shell (141) from walking driving shaft (15) by bearing (151).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210007798 CN103202136A (en) | 2012-01-11 | 2012-01-11 | Grass cutting machine with automatic clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210007798 CN103202136A (en) | 2012-01-11 | 2012-01-11 | Grass cutting machine with automatic clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103202136A true CN103202136A (en) | 2013-07-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210007798 Pending CN103202136A (en) | 2012-01-11 | 2012-01-11 | Grass cutting machine with automatic clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103202136A (en) |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104429372A (en) * | 2014-12-11 | 2015-03-25 | 隆鑫通用动力股份有限公司 | Stable clutch type grass comber |
| CN104429646A (en) * | 2014-12-11 | 2015-03-25 | 隆鑫通用动力股份有限公司 | Conveniently-operated mower |
| CN105960950A (en) * | 2015-12-29 | 2016-09-28 | 常州格力博有限公司 | Lawn mower |
| CN106134811A (en) * | 2016-06-24 | 2016-11-23 | 南京信息职业技术学院 | Split type hedge trimmer |
| JP2017163917A (en) * | 2016-03-17 | 2017-09-21 | 本田技研工業株式会社 | Walking lawn mower |
| CN107791805A (en) * | 2017-11-29 | 2018-03-13 | 常州格力博有限公司 | From Force system of walking about |
| CN108697050A (en) * | 2016-12-23 | 2018-10-23 | 南京德朔实业有限公司 | Hand propelled self-powered traveling machine |
| CN108716529A (en) * | 2018-07-28 | 2018-10-30 | 台州建瓴工贸有限公司 | It is a kind of to walk device certainly |
| CN109152333A (en) * | 2017-11-08 | 2019-01-04 | 南京德朔实业有限公司 | Hand propelled self-powered traveling machine |
| CN109743969A (en) * | 2017-11-08 | 2019-05-14 | 南京德朔实业有限公司 | Hand propelled self-powered traveling machine |
| CN109747698A (en) * | 2017-11-08 | 2019-05-14 | 南京德朔实业有限公司 | Hand propelled self-powered traveling machine |
| CN109743954A (en) * | 2017-11-08 | 2019-05-14 | 南京德朔实业有限公司 | Hand propelled self-powered traveling machine |
| WO2020029776A1 (en) * | 2018-08-07 | 2020-02-13 | 南京德朔实业有限公司 | Grass trimmer head and grass trimmer comprising the grass trimmer head |
| WO2020103865A1 (en) * | 2018-11-20 | 2020-05-28 | 南京德朔实业有限公司 | Hand-powered self-driven travelling machine |
| JP2020185831A (en) * | 2019-05-10 | 2020-11-19 | 株式会社マキタ | Self-propelled working machine |
| CN112293032A (en) * | 2019-07-25 | 2021-02-02 | 南京德朔实业有限公司 | Rear-walking type self-pushing working machine |
| CN114303583A (en) * | 2021-12-16 | 2022-04-12 | 蓝赤苟 | Photovoltaic power plant construction is with ground weeds clearing device |
-
2012
- 2012-01-11 CN CN 201210007798 patent/CN103202136A/en active Pending
Cited By (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104429646A (en) * | 2014-12-11 | 2015-03-25 | 隆鑫通用动力股份有限公司 | Conveniently-operated mower |
| CN104429372A (en) * | 2014-12-11 | 2015-03-25 | 隆鑫通用动力股份有限公司 | Stable clutch type grass comber |
| CN105960950A (en) * | 2015-12-29 | 2016-09-28 | 常州格力博有限公司 | Lawn mower |
| JP2017163917A (en) * | 2016-03-17 | 2017-09-21 | 本田技研工業株式会社 | Walking lawn mower |
| CN106134811A (en) * | 2016-06-24 | 2016-11-23 | 南京信息职业技术学院 | Split type hedge trimmer |
| US11641794B2 (en) | 2016-12-23 | 2023-05-09 | Nanjing Chervon Industry Co., Ltd. | Transmission disconnection by wheel rotation for walk-behind machine |
| CN108697050A (en) * | 2016-12-23 | 2018-10-23 | 南京德朔实业有限公司 | Hand propelled self-powered traveling machine |
| US11089725B2 (en) | 2017-08-07 | 2021-08-17 | Nanjing Chervon Industry Co., Ltd. | Grass cutting head and grass trimmer including the same |
| CN109152333B (en) * | 2017-11-08 | 2021-11-19 | 南京德朔实业有限公司 | Hand-push type self-driving travelling machine |
| US11439061B2 (en) | 2017-11-08 | 2022-09-13 | Nanjing Chervon Industry Co., Ltd. | Hand-propelled, self-driving, traveling machine |
| CN109747698A (en) * | 2017-11-08 | 2019-05-14 | 南京德朔实业有限公司 | Hand propelled self-powered traveling machine |
| CN109743954A (en) * | 2017-11-08 | 2019-05-14 | 南京德朔实业有限公司 | Hand propelled self-powered traveling machine |
| WO2019090932A1 (en) * | 2017-11-08 | 2019-05-16 | 南京德朔实业有限公司 | Hand-propelled self-driving traveling machine |
| CN109743969B (en) * | 2017-11-08 | 2024-04-30 | 南京泉峰科技有限公司 | Hand-push type self-driven travelling machine |
| CN109747698B (en) * | 2017-11-08 | 2020-05-26 | 南京德朔实业有限公司 | Hand-push type self-driving travelling machine |
| CN109743969A (en) * | 2017-11-08 | 2019-05-14 | 南京德朔实业有限公司 | Hand propelled self-powered traveling machine |
| CN109152333A (en) * | 2017-11-08 | 2019-01-04 | 南京德朔实业有限公司 | Hand propelled self-powered traveling machine |
| CN107791805A (en) * | 2017-11-29 | 2018-03-13 | 常州格力博有限公司 | From Force system of walking about |
| CN108716529A (en) * | 2018-07-28 | 2018-10-30 | 台州建瓴工贸有限公司 | It is a kind of to walk device certainly |
| CN108716529B (en) * | 2018-07-28 | 2023-12-12 | 台州建瓴工贸有限公司 | Self-propelled device |
| WO2020029776A1 (en) * | 2018-08-07 | 2020-02-13 | 南京德朔实业有限公司 | Grass trimmer head and grass trimmer comprising the grass trimmer head |
| WO2020103865A1 (en) * | 2018-11-20 | 2020-05-28 | 南京德朔实业有限公司 | Hand-powered self-driven travelling machine |
| US12058960B2 (en) | 2018-11-20 | 2024-08-13 | Nanjing Chervon Industry Co., Ltd. | Walk-behind self-propelled machine |
| CN111726980A (en) * | 2018-11-20 | 2020-09-29 | 南京德朔实业有限公司 | Hand-push type self-driving travelling machine |
| JP7285132B2 (en) | 2019-05-10 | 2023-06-01 | 株式会社マキタ | Self-propelled work machine |
| JP2020185831A (en) * | 2019-05-10 | 2020-11-19 | 株式会社マキタ | Self-propelled working machine |
| CN112293032B (en) * | 2019-07-25 | 2022-03-22 | 南京德朔实业有限公司 | Rear-walking type self-pushing working machine |
| CN112293036A (en) * | 2019-07-25 | 2021-02-02 | 南京德朔实业有限公司 | Rear-walking type self-pushing working machine |
| CN112293032A (en) * | 2019-07-25 | 2021-02-02 | 南京德朔实业有限公司 | Rear-walking type self-pushing working machine |
| CN114303583A (en) * | 2021-12-16 | 2022-04-12 | 蓝赤苟 | Photovoltaic power plant construction is with ground weeds clearing device |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C05 | Deemed withdrawal (patent law before 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130717 |