CN105359699A - Linear cutting device - Google Patents
Linear cutting device Download PDFInfo
- Publication number
- CN105359699A CN105359699A CN201510498419.9A CN201510498419A CN105359699A CN 105359699 A CN105359699 A CN 105359699A CN 201510498419 A CN201510498419 A CN 201510498419A CN 105359699 A CN105359699 A CN 105359699A
- Authority
- CN
- China
- Prior art keywords
- line
- cut
- cutter sweep
- formula cutter
- housing
- 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.)
- Pending
Links
- 238000005520 cutting process Methods 0.000 title abstract description 54
- 238000013138 pruning Methods 0.000 claims abstract description 49
- 239000002184 metal Substances 0.000 claims description 11
- 229910052751 metal Inorganic materials 0.000 claims description 11
- 239000004033 plastic Substances 0.000 claims description 5
- 229920003023 plastic Polymers 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 239000004411 aluminium Substances 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000005728 strengthening Methods 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 2
- 238000005452 bending Methods 0.000 description 37
- 230000001360 synchronised effect Effects 0.000 description 18
- 230000003014 reinforcing effect Effects 0.000 description 6
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010413 gardening Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002516 radical scavenger Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229910000906 Bronze Inorganic materials 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
- A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
- A01D34/416—Flexible line cutters
- A01D34/4166—Mounting or replacement of the lines
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
- A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
- A01D34/416—Flexible line cutters
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Harvester Elements (AREA)
Abstract
The invention relates to a linear cutting device (10') used for a plant pruning tool.The linear cutting device is provided iwth a housing (86) and a housing cover (300) and used for rotating around a rotary axis (40). The housing cover (300) is provided with at least one compresson elements (344, 344') such that the direction along the rotary axis (40) is defined in an axial gap of a cutting line (16) fixed on the housing (86). At least one compresson elements (344, 344') is especially arranged on a region of at least one line outlet (206) of the housing.
Description
Background technology
By the known a kind of line formula cutter sweep for vegetation pruning utensil of EP2724602A1.In addition, have studied different mowers, such as electronic or oil-engine driven mower in 1 to 16 paragraph of EP2724602A1 and in other publications wherein quoted particularly, it has fixed length cutting line or automatic line supplementary device.According to EP2724602A1, fixed length cutting line is kept in the housing of online cutter sweep by line of cut fixture fixed thereon.For this reason, line of cut fixture has protuberance, and described protuberance is tangentially received in the housing on form fit ground by corresponding groove.But when changing line of cut, described line of cut must particularly penetrate in line formula cutter sweep or line formula cutting spool through line outlet on cost consumption ground, and this requires exercise and time.
Summary of the invention
Therefore, the object of the present invention is to provide a kind of line formula cutter sweep, it can realize promptly and changes line of cut simply and reliably and reliably run.
The present invention relates to a kind of for vegetation pruning utensil, particularly the line formula cutter sweep of careless scavenger or brush-breaker or line formula cutting spool or line receiving equipment, it arranges and is used for rotating around rotation.Line formula cutter sweep comprises at least one housing and case lid.
Propose according to the present invention, case lid has at least one clamping element, to limit the axial air gap of the line of cut be fixed in the housing along the direction of rotation.At least one clamping element is preferably arranged in the region of at least one line outlet of housing.Described clamping element preferably has the shape of truncated cone shape, but also can adopt other arbitrary structures.The head surface of clamping element or baffle-panels are at least wide equally, preferably wider compared with the tangential extension of the tangential guide structure abutted in the region exported on line of cut, or are at least wide equally or wider compared with the diameter of line of cut itself.Be in the region of the outlet of the radial direction of line formula cutter sweep in the state that clamping element is connected with case lid at housing.Therefore, freedom of motion being diametrically reduced in the region of the outlet of radial direction, particularly almost at the line of cut be directed across of line of cut, described region be particularly parallel to rotation be slit-like and arrange pass for cut line.Line of cut, particularly fixed length cutting line can load in the outlet of the radial direction of the slit-like in housing in simple and time saving mode.But utilizing the case lid not having clamping element, line of cut operationally moves upward in the side being parallel to rotation, particularly vibrates in described slit.This result in uncertain line of cut position and therefore causes the depth of section of the change produced in utensil side on the direction of rotation.In addition, can cause by the line of cut that vibrates in vegetation pruning utensil or the less desirable vibration of vegetation pruning utensil.In addition, when power that particularly produce on rotation direction when the vibration by line of cut, that must be born by housing or case lid has exceeded the confining force of stationary housing lid, this also can cause case lid to be shirked undesirably.Therefore, ensure that plant pruning machine reliably runs advantageous by least one clamping element according to the present invention.In addition, the service life of line of cut can be improved.This improves the service life of vegetation pruning utensil and the comfort level of user.
In addition propose, case lid has at least one setting element, axially to fix the received line of cut fixture, the particularly sleeve that are fixed on line of cut in the housing along the direction of rotation.Therefore, the bearing of the bearing of the line of cut of enclosure interior, particularly fixing axis can advantageously be improved.Therefore, can form fit ground and reliably fix line of cut fixture, described line of cut fixture preferably has the weight of increase and/or volume and therefore with until be particular importance when producing imbalance in per minute more than the 10000 line formula cutter sweeps rotated.The load for the fixture be fixed line of cut fixture arranged in housing is reduced.In addition, the line of cut fixture arranged in housing is fixed by least one setting element and/or reinforces.Therefore improve torsional strength and the load-bearing capacity of line formula cutter sweep.
In addition propose, housing has at least two latch pieces that are interactional, that particularly keep at flexible tongue piece place, releasably to receive the line of cut fixture, the particularly sleeve that are fixed on line of cut.Therefore, advantageously achieve and promptly, simply and reliably embed line of cut.The assembling of case lid can middlely at an arbitrary position realize, and line of cut or line of cut fixture such as can not be deviate from when standing gravity.In addition, be ensure that the connection of radial upper form fit by flexible tongue piece and latch piece, and same until also ensure that the connection of axially form fit when exceeding the resistance of latch piece, and ensure that fixing line of cut or its sleeve.
In addition propose, housing has position holding structure, to receive along tangential direction form fit the line of cut fixture, the particularly sleeve that are fixed on line of cut.Therefore advantageously, realize when particularly closing to side line of cut running.It is even possible that, with reliably receiving only side outstanding from line formula cutter sweep line of cut and drive plant pruning machine like this.In addition, by position holding structure on whole direction in space reliably and at least almost receive described sleeve tight.For this reason, the tangential extension of the sleeve of position holding structure and insertion or the length sleeve of longitudinal direction match, and described position holding structure preferably tangentially receives line of cut fixture or sleeve ends to form fit.
In addition propose, housing has labyrinth type guide, to rub at least in part when vegetation pruning utensil runs receive line of cut in locking manner.Labyrinth type guide particularly should be interpreted as the steering structure of the cylinder hat for receiving line of cut.Enter through an outlet until line of cut radially exports out from another from line of cut, described line of cut is turned to about 90 ° to the right, left, left, to the right or alternatively left, to the right, to the right, left respectively by labyrinth type guide.Also the structure of other maze-type structures, such as M structure or this class can be considered.Maze-type structure has bending outer wall and bending inwall, and line of cut is received between described wall by described outer wall and inwall.The radius of outer wall and inwall under zero load and state that is that have load like this and line of cut and bending stiffness thereof match, namely described line of cut at least rubs when vegetation pruning utensil runs and is fixed in locking manner between described wall.Have the state of load to be construed as the following running status of vegetation pruning utensil, in described running status, line formula cutter sweep rotate and the centrifugal action straining line of cut in line or thread end.Therefore advantageously, line of cut can even particularly operationally reliably be received in online cutter sweep when not having line of cut fixture.In addition, by the bending radius of outer wall and inwall, the power acting on line of cut to be particularly delivered evenly on line formula cutter sweep and vice versa through wide bearing-surface.Avoid particularly because the load of high pointwise causes the excess load of line of cut or wall or housing rupture or wear and tear fast.
In addition propose, housing and/or case lid are made up of plastics, particularly fiber strengthened plastics, wherein, guide or contact component metal coating ground and/or the metal strengthening ground structure at least in part of line of cut.To guide or the component of contact line of cut particularly should be interpreted as receiving system for line of cut, preferably labyrinth type guide and preferably at least one clamping element and/or at least one setting element.For this reason, the material of line of cut or material pairing with guide or the component that contacts match each other, thus guarantee the enough static friction in maze-type structure on the one hand, and the component avoiding not only line of cut but also guiding or contact line of cut is on the other hand soldered or wearing and tearing.Because produce line of cut when vegetation pruning utensil runs about the vibration of line formula cutter sweep and pulse, be particularly so high with the energy input of the form of friction between line of cut and line formula cutter sweep, to such an extent as to cause fusing on the contact surface.Therefore line of cut can be caused to weld with line formula cutter sweep.Therefore, line of cut lost its flexibility.In addition, the effect that the power being lost wide area by doing conglobate maze-type structure is transmitted.Therefore, line of cut excess load and rupturing in advance is point by point caused.Derive heat advantageous by the metal coating of the component of the guiding line of cut of high load capacity or metal strengthening layer and/or surface, decrease friction and avoid welding and wearing and tearing.
In addition propose, housing and case lid are connected to each other by the latch piece arranged on the housing reception opening of at least one latch piece arranged in case lid and at least one correspondence.Therefore, advantageously realize without instrument ground release line formula cutter sweep, such as, to change line of cut.
In addition propose, housing has line of cut pilot unit, described line of cut pilot unit comprises at least one line of cut director element, and described line of cut director element has the longitudinal axis being parallel to rotation, and particularly also symmetrically constructs relative to longitudinal axis.Therefore, line of cut director element preferably has longitudinal axis, and the rotation that described longitudinal axis is at least basically parallel to line formula cutter sweep extends.By means of configuration according to the present invention can advantageously achieve particularly when line of cut is loaded in housing by comfortable for the line of cut housing must arranging online cutter sweep because the threading process of the complexity of line of cut can be avoided.In addition, achieve and when being guided out from the housing of line formula cutter sweep by line of cut, line of cut is turned to safely.
In addition propose, housing has line of cut pilot unit, and described line of cut pilot unit at least comprises line of cut director element, wherein, line of cut director element is configured to the guide thimble that is particularly made up of aluminium or sleeve, and wherein, the radius of guide thimble is preferably 15mm.In addition to aluminum also can by other metal, such as, the metal of ferrous metal and alloy, bronze, brass and this class or other have the material of resistivity to be used as housing.Therefore, advantageously minimise friction is made when line of cut is directed out and turn to.In addition, object that is that non-plant resisted by sleeve with having resistivity or thick plant, described object is operationally touched by line formula cutter sweep and can damage unguyed line of cut director element if desired.In addition, centrifugal force, steering force and/or cutting force on the radius of sleeve are distributed in larger seating plane or larger line portion section.As constructed, therefore avoid welding and wearing and tearing that the excess load due to pointwise causes, and improve the service life of line.In addition, it is contemplated that arrange the replacing sleeve being used for different line of cut materials and line of cut physical dimension.Therefore, advantageously can realize the with low cost of line of cut and simply turn to possibility with structure.
In addition propose, housing has line of cut pilot unit, described line of cut pilot unit comprises at least two line of cut director elements, and described line of cut director element relative to each other radial direction is arranged, particularly relative to each other arranged with staggering with 0.7mm radial direction with staggering.At this, term " radial direction is arranged with staggering " should be defined as at least two elements and/or unit a kind of following layout relative to each other, and wherein, these two elements and/or unit are arranged in different circular rail around the rotation of line formula cutter sweep.Therefore, at least two line of cut director elements are preferably arranged in different circular rail around the rotation of line formula cutter sweep.Advantageously can realize two turning points staggered, described turning point realizes line of cut particularly to guide safely in the region of line of cut, can produce high load in this region.In addition, therefore, it is possible to about the cutting angle between line outlet regulating longitudinal axis and tangential axis.Therefore, the cutting rate under each revolution can be improved thereupon.
In addition propose, housing has line of cut pilot unit, and described line of cut pilot unit comprises at least one line of cut director element, and described line of cut director element can support rotationally.Particularly preferably, all line of cut director elements of line of cut pilot unit can support rotationally.Be contemplated that at this, the line of cut director element being configured to sleeve can support rotationally by means of sliding members bearing.In addition be contemplated that, line of cut director element and rolling bearing component or sliding bearing element construct integratedly.Therefore, the little friction between line of cut and line of cut director element can advantageously be realized.This is favourable when particularly online cutter sweep accelerates, because line of cut is launched by centrifugal force and/or extended by the tension in maze-type structure.Therefore, line of cut is improved without frictionally abutting on line of cut director element equably.
In addition propose, housing has line of cut pilot unit, described line of cut pilot unit at least comprises line of cut director element, wherein, line of cut director element is configured to guide thimble, wherein, guide thimble is supported by the wall of housing, and described wall at least extends in the region of the periphery of the outside of guide thimble.Advantageously, wall has the extending longitudinally corresponding height with guide thimble.Wall preferably extends in the angular regions of the radial direction of 0 to 180 °, the angular regions of radial direction particularly preferably between 90 ° and 120 ° of guide thimble extends.Between wall and sleeve, advantageously there is little space, thus sleeve particularly can rotate under uncharge state.Advantageously, cutting force that increased by wall, that particularly act on sleeve along tangential direction is transmitted on housing.Therefore, protect the particularly fixing in the housing integratedly guide thimble receiving system arranged in sleeve to avoid excess load and fracture.
In addition propose, vegetation pruning utensil is mower, lawn mower or multifunctional tool, and it at least has a wired cutter sweep.Multifunctional tool particularly should be interpreted as gear unit, such as BoschAMW10 that hand guides, and described gear unit can apply different additional member, such as mower attachment.Advantageously can realize cosily processing work, particularly plant, wherein, improve the service life of line of cut, and simply and promptly can carry out line of cut replacing.
At this, above-mentioned application and embodiment should be not limited to according to housing of the present invention, case lid, line of cut, line of cut equipment and/or vegetation pruning utensil according to the present invention.In order to meet functional mode described herein, according to housing of the present invention, case lid, line of cut, line of cut equipment and/or vegetation pruning utensil according to the present invention, particularly there is the quantity different from the quantity described herein of each element, component and unit.In addition, in the number range provided in described open file, the numerical value be in described boundary should be considered as can be open and arbitrarily used.
Accompanying drawing explanation
Other advantage is drawn by following accompanying drawing.Shown in the drawings according to two embodiments of vegetation pruning utensil of the present invention and two embodiments of line formula cutter sweep.Accompanying drawing, explanation and claim comprise the feature of multiple combination.Those skilled in the art meet object and require ground also to study described feature individually and sum up other combinations significant.
In accompanying drawing:
Fig. 1 illustrates according to vegetation pruning utensil of the present invention with sketch, and it has at least one according to line formula cutter sweep of the present invention,
Fig. 2 illustrates the detail drawing according to line formula cutter sweep of the present invention with sketch, wherein, according to the case lid of the housing of line formula cutter sweep of the present invention by removal,
Fig. 3 illustrates the detail drawing of the bending guide rail element of the line of cut regulon according to line formula cutter sweep of the present invention with sketch, described bending guide rail arrangements of elements on the line of cut spool of line formula cutter sweep according to the present invention,
Fig. 4 illustrates the detail drawing according to line formula cutter sweep of the present invention with sketch, wherein, case lid and line of cut spool by removal, and
Fig. 5 illustrates the detail drawing according to line formula cutter sweep of the present invention with sketch, wherein, the element that is synchronized with the movement of case lid, line of cut spool and line of cut regulon by removal,
With sketch, Fig. 6 illustrates that described vegetation pruning utensil has at least one according to TW two wire cutter sweep of the present invention with one of the vegetation pruning utensil of the configuration of mower other embodiment according to of the present invention,
Fig. 7 illustrates the detail drawing according to TW two wire cutter sweep of the present invention with sketch, wherein, case lid and fixed length cutting line by removal,
Fig. 8 illustrates according to the detail drawing with the TW two wire cutter sweep of the fixed length cutting line of assembling of the present invention with sketch, wherein, case lid by removal,
Fig. 9 illustrates the detail drawing according to TW two wire cutter sweep of the present invention, wherein, only with sketch, case lid is shown.
Embodiment
Fig. 1 shows the vegetation pruning utensil 12 with at least one line formula cutter sweep 10.At this, vegetation pruning utensil 12 is configured to can electrically driven (operated) mower (brush-breaker/careless scavenger).Therefore, vegetation pruning utensil 12 is configured to gardening hand held power machine, is particularly configured to electrically driven (operated) gardening hand held power machine.But be also contemplated that, vegetation pruning utensil 12 has other makes those skilled in the art think significant configuration, the such as configuration of the machine of internal combustion engine type mower, mower or lawn mower or this class.In addition, vegetation pruning utensil 12 comprises casing device 70.Casing device 70 comprises at least one motor shell unit 72, and described motor shell unit is for receiving at least one motor unit 74 with holding plant pruning implement 12.In addition, vegetation pruning utensil 12 comprises at least one tool holding apparatus 76, and line formula cutter sweep 10 can be arranged on described tool holding apparatus.Tool holding apparatus 76 can drive rotatably by means of motor unit 74.Therefore, line formula cutter sweep 10 can drive equally rotatably being arranged in the state on tool holding apparatus 76.At this, tool holding apparatus 76 is directly driven by electric motor unit 74.Tool holding apparatus 76 is bearing on motor shell unit 72.But may also be considered that, vegetation pruning utensil 12 additionally comprises gear unit (not illustrating in detail at this), described gear unit and motor unit 74 and tool holding apparatus 76 interact, and particularly actuation techniques are connected with electric motor unit 74 and tool holding apparatus 76.Gear unit can be arranged in the independent drive housing unit (not illustrating in detail at this) of casing device 70 or be arranged in motor shell unit 72.
In addition, housing equipment 70 comprises at least one electronic device case body unit 78, and described electronic device case body unit is for receiving and/or surround electric component and/or electronic unit, the control of such as vegetation pruning utensil 12 and/or the unit of regulon (not illustrating in detail at this) or this classes all of vegetation pruning utensil 12.In addition, the Storage Unit 82 of vegetation pruning utensil 12 can be arranged on electronic device case body unit 78, and described Storage Unit is used for the electric component of vegetation pruning utensil 12 and/or electronic unit supplying energy.At this, Storage Unit 82 is configured to secondary battery unit.
Electronic device case body unit 78 and motor shell unit 72 are connected to each other by the guide post 80 of vegetation pruning utensil 12.At this, electronic device case body unit 78 is arranged on an end of guide post 80, and motor shell unit 72 is arranged on another end of guide post 80, another end described back on guide post 80 can the end of arrange electronic means housing unit 78.Guide post 80 is configured to hollow.The connection of control and/or regulon and/or electric wire are by controlling and/or extending to electric motor unit 74 through guide post 80 regulon.But be also contemplated that, electric motor unit 74 is bearing in electronic device case body unit 78, and gear unit is bearing in motor shell unit 72, wherein, electric motor unit 74 and gear unit being connected to each other in actuation techniques by extend through guide post 80.In addition, vegetation pruning utensil 12 comprises at least one handle unit 84.Handle unit 84 to be arranged on guide post 80 and to have known configuration for those skilled in the art.
Line formula cutter sweep 10 for vegetation pruning utensil 12 comprises at least one line of cut regulon 14 (Fig. 3 to 5), described line of cut regulon arranges the line of cut length for regulating line of cut 16, wherein, line of cut regulon 14 has at least one bending guide rail element 18 (Fig. 3), described bending guide rail element is for guiding at least two regulable control elements 20,22 (Fig. 5) of line of cut regulon 14.At least two regulable control elements 20,22 are configured to the bar supported swingably.In addition, at least two regulable control elements 20,22 have an asymmetric configuration of corresponding axis of oscillation 32,34 relative to corresponding regulable control element 20,22.At this, at least two regulable control elements 20,22 have at least one bending guide rail linking arm 92,94 and centrifugal force movement arm 96,98 respectively.Bending guide rail linking arm 92,94 arranges and is used for corresponding regulable control element 20,22 is connected with bending guide rail element 19 in effect.Centrifugal force movement arm 96,98 arranges and is used for according to acting on corresponding regulable control element 20, and the centrifugal force on 22 causes the oscillating motion of corresponding regulable control element 20,22.For this reason, observe along the direction being at least basically perpendicular to the extension of corresponding axis of oscillation 32,34, centrifugal force movement arm 96,98 and the corresponding regulable control element 20 of corresponding regulable control element 20,22, the bending guide rail linking arm 92,94 of 22 is compared has larger extension.
Line of cut regulon 14 arranges and is used for, and automatically regulates the line of cut length of the housing 86 of the line formula that the protrudes from cutter sweep 10 of the line of cut length of line of cut 16, particularly line of cut 16 due to the wearing and tearing of line of cut 16.At this, use known effect for those skilled in the art, namely the line of cut 16 shortened along with the wearing and tearing due to line of cut 16, line formula cutter sweep 10 increases around the rotating speed of the rotation of line formula cutter sweep 10, and therefore, act on line of cut regulon 14, particularly at least two regulable control elements 20, the centrifugal force on 22 increases.Based on acting on centrifugal force that is on line of cut regulon 14 and that change, the motion possibility of the line of cut spool 88 of line of cut regulon 14 release wire formula cutter sweep 10, line of cut 16 is wrapped on described line of cut spool, thus line of cut spool 88 can rotate relative to the housing 86 of line formula cutter sweep 10.At this, particularly the motion possibility of at least two regulable control element 20,22 release line of cut spools 88, rotates relative to the housing 86 of line formula cutter sweep 10 to realize line of cut spool 88.Therefore, line of cut 16 can get around from line of cut spool 88 at least partially.Along with line of cut 16 gets around more and more from line of cut spool 88, line formula cutter sweep 10 diminishes around the rotating speed of the rotation of line formula cutter sweep 10, wherein, line of cut regulon 14, particularly at least two regulable control elements 20,22 can be transformed into stop position, and in described stop position, line of cut spool 88 is stopped relative to the motion possibility of the housing 86 of line formula cutter sweep 10.In order to stop the motion possibility of line of cut spool 88 relative to the housing 86 of line formula cutter sweep 10, at least two regulable control elements 20,22 and bending guide rail element 18 form fit ground and/or power interact ordinatedly.
In addition, line of cut regulon 14 has at least one element 24 that is synchronized with the movement, described in the element that is synchronized with the movement synchronously move (Fig. 4) for making at least two regulable control elements 20,22.The element 24 that is synchronized with the movement is configured to plate-like.In addition, the element 24 that is synchronized with the movement axially is arranged relative at least two regulable control elements 20,22 of line of cut regulon 14 with staggering.The element 24 that is synchronized with the movement can rotatably or swingably be arranged on the housing 86 of online cutter sweep 10.At this, the element 24 that is synchronized with the movement is arranged on the fulcrum post element 90 of the housing 86 of online cutter sweep 10.Fulcrum post element 90 is arranged on the housing 86 of online cutter sweep 10 symmetrically around the rotation of line formula cutter sweep 10.The rotation 40 that the rotation of line formula cutter sweep 10 is at least basically parallel to the element 24 that is synchronized with the movement extends.Preferably, the rotation of line formula cutter sweep 10 extends with one heart relative to the rotation 40 of the element 24 that is synchronized with the movement.
In addition, the element 24 that is synchronized with the movement has at least one axial coupling regime 26, and at least two regulable control elements 20,22 axially coordinate with described axial coupling regime.The rotation 40 that axial direction is at least basically parallel to the element 24 that is synchronized with the movement extends.In order to coordinate with axial coupling regime 26, at least two regulable control elements 20,22 comprise at least one axial protuberance 28,30 respectively, and the axis of oscillation 32,34 that described protuberance is at least basically parallel to corresponding regulable control element 20,22 extends.At this, axial protuberance 28,30 is arranged in the bending guide rail linking arm 92 of corresponding regulable control element 20,22, on 94.At this, axial protuberance 28,30 respectively from corresponding regulable control element 20,22 set out to extend through the element 24 that is synchronized with the movement until bending guide rail element 18 bending guide rail 102 in.Therefore, at least two regulable control elements 20,22 by means of axial protuberance 28,30 be synchronized with the movement element 24 and be connected in Motion Technology with bending guide rail element 18, particularly form fit ground and/or power connect ordinatedly.
Axial coupling regime 26 comprises the dead slot 36,38 of at least one slit-like, and the dead slot of described slit-like has the main extension axis 42,44 of rotation 40 extension being at least basically perpendicular to the element 24 that is synchronized with the movement.The dead slot 36,38 of slit-like from the element 24 that is synchronized with the movement with the rotation 40 of the element 24 that is synchronized with the movement maximally isolated fringe region extend towards the direction of the rotation 40 of the element 24 that is synchronized with the movement.In a word, axial coupling regime 26 has the dead slot 36,38 of at least two slit-like, and described dead slot has at least substantially similar configuration.In order to make at least two regulable control elements 20,22 be connected with the element 24 that is synchronized with the movement, axial protuberance 28, in 30 each one with the dead slot 36 of at least two slit-like, a cooperation in 38.At this, the dead slot 36 of at least two slit-like, 38 radially arrange at interval.
Line of cut regulon 14 can based on the configuration of the bending guide rail 102 of bending guide rail element 18 and based on at least two regulable control elements 20,22, particularly with at least two regulable control elements 20, the interaction of the axial protuberance 28,30 of 22 is configured to without spring.At this, axial protuberance 28,30 abuts on the inclined-plane 104 of bending guide rail 102, wherein, as long as the line of cut length of line of cut 16 exceedes predetermined value, axial protuberance 28,30 is pressed onto on the inclined-plane 104 of bending guide rail 102 by the power caused by the rotation of line formula cutter sweep 10.When not exceeding the predetermined line of cut length of line of cut 16, from at least two regulable control elements 20, the power caused the power of at least two regulable control elements 20,22 oscillating motion to be greater than axial protuberance 28,30 is pressed onto on the inclined-plane 104 of bending guide rail 102 of 22.The power of at least two regulable control elements 20,22 oscillating motion that causes from least two regulable control elements 20,22 can by acting on centrifugal force movement arm 96, and the centrifugal force on 98 produces.Due at least two regulable control elements 20,22 oscillating motion, axial protuberance 28,30 is at bending guide rail 102 internal motion.Bending guide rail element 18 is released relative to the motion possibility of the housing 86 of line formula cutter sweep 10.Therefore, line of cut spool 88 also can move relative to the housing 86 of line formula cutter sweep 10, and bending guide rail element 18 is arranged on described line of cut spool without relative rotation.Because the housing 86 of bending guide rail element 18 relative to line formula cutter sweep 10 moves, axial protuberance 28,30 is directed along bending guide rail 102.At this, the bending guide rail 102 of bending guide rail element 18 constructs like this, i.e. at least two regulable control elements 20,22 with for those skilled in the art known mode and method motion turn back to original position, in described original position, axial protuberance 28,30 abuts on the inclined-plane 104 of the bending guide rail 102 of bending guide rail element 18 again, and bending guide rail element 18 and thus line of cut spool 88 are stopped relative to the motion possibility of the housing 86 of line formula cutter sweep 10.In addition, the bending guide rail 102 of bending guide rail element 18 constructs like this, namely at bending guide rail element 18 and line of cut spool 88 moves relative to the housing 86 of line formula cutter sweep 10 thus time, the line of cut 16 of at least 100mm can be got around from line of cut spool 88.
Can alternatively or additionally it is considered that, in order to support the oscillating motion of at least two regulable control elements 20,22, line of cut regulon 14 has at least one spring element 46,48.In a word, line of cut regulon 14 comprises at least two spring elements 46,48, and described spring element arranges and is used for spring force pre-add at least two regulable control elements 20,22 (only schematically showing spring element 46 in Figure 5,48).At least two spring elements 46,48 are arranged in the bearing element 50 of line of cut regulon 14, and on 52, at least two regulable control elements 20, one in 22 is bearing on described supporting member respectively swingably.At this, at least two spring elements 46,48 are configured to helix torsion spring.But be also contemplated that, at least two spring elements 46,48 have other makes those skilled in the art think significant configuration and/or layout.
In addition, line formula cutter sweep 10 has at least one line of cut pilot unit 54.Line of cut pilot unit 54 has at least one line of cut director element 56,58,60,100 (Fig. 2,4 and 5), and described line of cut director element has the longitudinal axis 62,64,66,68 being parallel to rotation.At this, line of cut director element 56,58,60,100 relative to longitudinal axis 62, and 64,66,68 symmetrically construct.Therefore advantageously, the load acted on line of cut 16 is made to keep very little when can be guided out in the housing 86 from line formula cutter sweep 10.Line of cut director element 56,58,60,100 are configured to guide thimble.At this, line of cut director element 56,58,60,100 rotatably support, particularly can be rotated to support on the housing 86 of line formula cutter sweep 10.Line of cut pilot unit 54 comprises at least two line of cut director elements 56,58,60,100, and described line of cut director element each other radial direction is arranged with staggering.In a word, line of cut pilot unit 54 has at least four line of cut director elements 56,58,60,100, and described line of cut director element has at least substantially similar configuration.Four line of cut director elements 56,58,60, at least two in 100 rotations around line formula cutter sweep 10 are arranged in different circular rail.At this, at least four line of cut director elements 56,58, four longitudinal axis 62,64 of 60,100,66, at least two in 68 rotations around line formula cutter sweep 10 are arranged in a common circular rail, and at least four line of cut director elements 56,58, four longitudinal axis 62,64 of 60,100,66, two in 68 rotations around line formula cutter sweep 10 are arranged in an other common circular rail.At this, described circular rail and described other circular rail have different diameters.By line of cut director element 56,58, the layout of 60,100, can make the load on 2 o'clock of line of cut 16 keep minimum when being guided out from the housing 86 of line formula cutter sweep 10 by line of cut 16.At this, described is on the one hand the point arranged in a transitional region between line of cut spool 88 and the housing 86 of line formula cutter sweep 10, and be on the other hand an online cutter sweep 10 housing 86 and enclose Wound-rotor type cutter sweep 10 housing 86 surrounding environment between transitional region in the point arranged.
Fig. 6 shows according to of the present invention with one of the vegetation pruning utensil 12 of the configuration of mower other embodiment.Vegetation pruning utensil 12 has handle unit 84 and has an other handle unit 85 alternatively.Handle unit 84 and machine case 87 construct integratedly.Machine case 87 comprises CD-ROM drive motor (not shown), particularly electrically driven (operated) CD-ROM drive motor, and described CD-ROM drive motor such as can be configured to battery and/or mains supply.The actuation member (not shown) being arranged in switch 83 on handle unit 84 or functionally phase same-action by manipulating at least one can make CD-ROM drive motor run.CD-ROM drive motor particularly drives working cell 73 with the power supply device (not shown) of torque arm form by what extend in guide post 80.Guide post 80 can be configured to be divided into two first and second guide posts 79,81 that can be connected to each other, particularly for the object of transporting and/or deposit, and preferably can by connecting without the fixture 77 of tool operation.The line formula cutter sweep 10 ' with line of cut 16 according to the second embodiment is arranged on working cell 73, and described line of cut is configured to fixed length cutting line 17; See the definition of paragraph 0007 pair of fixed length cutting line 17 of EP2724602A1.But also can use the line formula cutter sweep 10 (see Fig. 1-5) according to the first embodiment alternatively, but or use cutting blade.In addition, vegetation pruning utensil 12 has the protective device 15 with catch net form.In addition, the first and second belt receiving elements 1,2 are arranged on vegetation pruning utensil 12.Belt receiving element 1,2 or can keep belt (not shown) to be connected, to improve the operation comfort of the user for vegetation pruning utensil 12 with carrying belt.The power train of vegetation pruning utensil 12 such as by least described CD-ROM drive motor (not shown), at least one, preferably two can be connected to each other particularly formed with the power supply device (not shown) of one or two torque arm form and the working cell 73 that comprises angle gear (not shown).The slave unit of working cell 73 or working cell 73 uses according to TW two wire cutter sweep 10 ' of the present invention.
Fig. 7 shows the detail drawing of the second embodiment according to line formula cutter sweep 10 ' of the present invention, and wherein, case lid 300 and fixed length cutting line 17 are by removal.Line formula cutter sweep 10 ' has the housing 86 with the configuration of head shell 200.Head shell 200 have housing base 201 and around wall 202.Around wall 202 receive opening 204 and line by latch piece and export 206 and radially interrupt.First and second latch pieces receive opening 204 ', 204 and " radially arrange relative to each other.Equally, the first and second line outlets 206 ', 206 " are arranged opposedly.Latch piece receives opening 204 and line outlet 206 is arranged with 90 ° relative to each other with staggering.Head shell 200 is configured to plane symmetry.In addition, described head shell has reinforcing rib 208 and reinforces contact pin 210, and described reinforcing rib and reinforcing contact pin make line formula cutter sweep 10 ' more anti-twist or more stable.Reinforcing rib 208 is advantageously used in weight and/or inertial balance.Weight and inertial balance are necessary, for avoiding the less desirable vibration when vegetation pruning utensil 12 runs, because line of cut 16 or fixed length cutting line 17 are also received in head shell 200 at least in part prejudicially, and line formula cutter sweep 10 ' is driven rotatably.In addition, weight and/inertial balance is achieved relative to the receiving system 212 of the same bias of fixed length cutting line 17.
Receiving system 212 comprises radial fixing device, and described radial fixing device is used for fixture that be connected with fixed length cutting line 17, that be preferably configured to sleeve 400 (see Fig. 8).In addition, radial fixing device is used as assembling auxiliary member 214.Assembling auxiliary member is configured to latch piece 220.Described latch piece has the opposed latch piece protuberance 224 kept on flexible tongue piece 222.Fixed length cutting line 17 or its longitudinally the sleeve 400 of center arrangement can be clamped to assembling auxiliary member 214 in.Therefore, assembling auxiliary member 214 ensure that, particularly during the assembling process of fixed length cutting line 17, the rotation 40 about line formula cutter sweep 10 ' or housing 86 reliably keeps sleeve 400.In the state of this external assembling, setting element 334 (see Fig. 9) regular length that case lid 300 is arranged is fixed line of cut 17 and is axially jumped out from receiving system 212 to prevent sleeve 400 or fixed length cutting line 17.For this reason, setting element 334 axially directly to abut on sleeve 400 and fixing described sleeve.Axially be construed as and be axially parallel to rotation 40.
In addition, the both sides that receiving system 212 assembles auxiliary member 214 on tangential comprise at least two position holding structures 216,216 ' for fixed length cutting line 17.These two position holding structures 216,216 ' have wall 226,226 ', and described wall comprises the dead slot 228,228 ' of U-shaped.The dead slot 228,228 ' of U-shaped is settled according to the diameter of fixed length cutting line 17 about the spacing of the arm of U or settles according to the fixed length cutting line of the thickest possible appliance-specific.Described spacing is the diameter less times greater than possible fixed length cutting line 17, however than basic hollow cylindrical and/or the overall diameter of end face of sleeve 400 of tubbiness narrow.Therefore, sleeve 400 can abut in position holding structure 216, on 216 ' with its end face in the state of assembling.Therefore, sleeve 400 (together with by assembling auxiliary member 214 in being received in of axial direction and form fit in the radial direction) also can be received regularly in tangential direction.
In addition, receiving system 212 has labyrinth type guide 218.Labyrinth type guide 218 receives fixed length cutting line 17 for anti-skidding.By the stiffness by itself of fixed length cutting line 17 and the labyrinth type guide 218 that matches with it, particularly produce the such contact friction between labyrinth type guide 218 and the outer peripheral face of fixed length cutting line 17 when vegetation pruning utensil 12 runs based on centrifugal force, described centrifugal action is on fixed length cutting line 17 and strain described fixed length cutting line, and namely described fixed length cutting line is operationally received by anti-skidding." operationally by anti-skidding receive " being interpreted as, skidding off even if fixed length cutting line 17 also can be resisted when such as shortening in side due to wearing and tearing.For this reason, labyrinth type guide 218 has preferentially dual, two walls be radially spaced 230,232, and line of cut is expressed in bending guide rail by described wall.Radially being positioned at inner wall 230 and being radially positioned at outside wall 232 makes line of cut turn to at least 90 °.
In addition, line of cut equipment 10 ' has line of cut pilot unit 54.Line of cut pilot unit 54 is by line of cut director element 56,58, and 60,100 are formed.Line of cut director element 56,58,60,100 are configured to columned sleeve.Described line of cut director element is by metal, particularly aluminium manufacture.Sleeve is rotatably received.Receiving system 56 ', 58 ', 60 ', 100 ' is preferably made up of contact pin 232, and described contact pin is dome joint that be configured to Samsung part 234, that particularly received by head shell 200 to side.Receiving system 56 ', 58 ', 60 ', 100 ' partly axis direction 62,64,66,68 extension along the longitudinal, described longitudinal axis direction and rotation 40 are axially arranged abreast.Line of cut director element 56,58,60,100 relative to longitudinal axis 62, and 64,66,68 symmetrically arrange.
Fig. 8 shows the detail drawing of the second embodiment according to line formula cutter sweep 10 ' of the present invention, and described line formula cutter sweep has embedding fixed length cutting line 17 wherein, and wherein, case lid 300 is by removal.Columned sleeve 400 Central places is arranged on fixed length cutting line 17, and described fixed length cutting line is advantageously made up of plastics and/or metal at least in part.Described sleeve also can have external shape and/or the internal geometry of tubbiness.Fixed length cutting line 17 rubs and is received in sleeve 400 inside in locking manner.Also admissible other such as removable lining fixing, especially for the bolt connection of the regular length silk thread 17 such as utilizing one or both sides to screw in reusing sleeve 400.Regular length silk thread 17 equally broadly protrudes from line formula cutter sweep 10 ' ideally in both sides.Run from fixed length cutting line 17 part locking when or under the extreme case with the fixed length cutting line 17 only strained in side to realize vegetation pruning utensil 12, the receiving system 212 at least comprising assembling auxiliary member 214, location structure 216 and labyrinth type guide 218 is configured to, namely fixed length cutting line 17 by by the sealed combination connected and composed with form fit of friction reliably with function well be received.For this reason, the outer radius of the outer wall of labyrinth type guide 218 be advantageously between 10 and 20mm, particularly about 16mm, the inside radius of the inwall of labyrinth type guide 218 be advantageously between 5 and 10mm, particularly about 7mm.In addition, line of cut director element 56,58, the diameter of 60,100 is between 10 and 20mm, advantageously 15mm.Line of cut director element 56,58, the difference of 60,100 exports 206 online, and 206 ' is above adjacent to the longitudinal axis 62,64,66 arranged, the angle between 68 is between 35 and 55 °, particularly about 44 °.Rotation 40 and adjacent longitudinal axis 62,64,66, the difference of the radial distance between 68 has between 0.1 and 30mm, the difference of particularly 0.7mm.In addition, the wall 202 of head shell 200 is configured to become coniform relative to rotation 40 gradually towards the direction of case lid 300.The subtended angle of circular cone is preferably 0.1-10 °, particularly 1-5 °.Therefore, ensure that the latch piece 316,316 ' (see Fig. 9) installed in case lid improvement ground and reliably snap to latch piece reception opening 204, in 204 '.
Assembling in fixed length cutting line 17 online cutter sweep 10 ' example and similar replacing are such as carried out as follows, and wherein, other order is also significant and can consider.Manually radially press latch piece 316,316 ' case lid 300 (see Fig. 9) is taken off from head shell 200.Optionally by shirking the bolt part (not shown) arranged in fixture receiving system 402, head shell 200 is fully taken off from vegetation pruning utensil 12, or but stay on described vegetation pruning utensil.Also be conducive to frequently changing head shell 200 and/or complete line formula cutter sweep 10 '.Fixed length cutting line 17 is positioned at adjacent line of cut director element 56,60 and 58, between 100.In addition, fixed length cutting line 17 is inserted in receiving system 212.For this reason, fixed length cutting line 17 is pressed into labyrinth type guide 218, and in 218 ', and sleeve 400 pushed position holding structure 216,216 ' is with in assembling auxiliary member 214.Then case lid 300 is placed like this, and namely at least one setting element 334 covers assembling auxiliary member 214.Other setting element 334 ' inserts in the intermediate space of reinforcing rib 208,208 '.Therefore, latch piece 316,316 ' receives opening 204 with latch piece, and 204 ' aims at.In addition, clamping element 344,344 ' is centrally located in the region of line outlet 206,206 '.Now, case lid 300 can be clamped in head shell 200 by the upper kayser hook 320 arranged of latch piece 316,316 '.In described kayser state, sleeve 400 is now axially located by setting element 334 and is clamped, and to abut in described setting element form fit on sleeve 400 and to be projected between latch piece 224.In addition, clamping element 344,344 ' is projected into line outlet 206, therefore fixed length cutting line 17 is clamped in adjacent line of cut director element 56,60 and 58, between 10 in 206 '.Therefore, the axial gap in the direction along rotation 40 of fixed length cutting line 17 is particularly limited significantly when vegetation pruning utensil 12 runs for the axial vibration of fixed length cutting line 17.The vibration in the direction along rotation 40 of fixed length cutting line 17, particularly due to the itself vibrates of fixed length cutting line 17 or suppressed owing to cutting the vibration caused.
Fig. 9 shows the detail drawing according to case lid 300 of the present invention of TW two wire cutter sweep 10 ' at sketch.Case lid 300 is implemented as lid 302.Find out from legend and mark, lid 302 is configured to plane symmetry.Lid 302 is round.Described lid has the outside (not shown) of preferably convex bending.Inner face 304 is basic concave surface bended, however also can adopt plane or other shape.Inner face 304 have radial loop around flange 306.Flange 306 is radially spaced apart with the rotation 40 extended by mid point 340.Flange 306 is for reinforcing lid 302.In addition, lid 302 face 304 has the inside isolated convex shoulder 310 of excircle 308 of radial upper and lid 302 within it.Convex shoulder 310 has centring element 312 on its excircle, described centring element circumferentially relative to each other arranging with staggering with 90 ° particularly at convex shoulder 310.Centring element 312 is configured to wedge shape.Lid 302 is located by the wall 202 (see Fig. 7) of the correspondence of described head shell and is felt relieved to head shell 200 by convex shoulder 310 and centring element 312.The overall diameter of convex shoulder 310 and the interior diameter of wall 202 match.The wall 202 of described head shell is hidden at least in part in the state that the region 314 radially covering convex shoulder 310 of lid 302 is connected with head shell 200 at lid 302.Therefore, achieve prevention dirt to enter.Latch piece 316 extends from convex shoulder 310s along rotation direction 40.Described latch piece is radially arranged.Latch piece 316 has flexible tongue piece 318, and described tongue piece has the kayser hook 320 of radially outward orientation, and described kayser is hooked in front and has the importing auxiliary member 322 that tilts at least in part overleaf and shirk auxiliary member 324.Radially and tangentially realized the locking of form fit on head shell (not shown) by lock face 326,328, described lock face receives opening 204 (see Fig. 7) kayser with the latch piece of wall 202 respectively.In addition, latch piece 316 is supported by supporting wedge 330 relative to the inner face 304 of lid 310.Spron 332 is arranged in the transitional region of convex shoulder 310 and latch piece 316.In addition, lid 302 face 304 has at least one setting element 334, particularly two setting elements 334,334 ' within it.Setting element 334 is configured to the wall segment of rectangle, angle that is that described wall segment has a preferably chamfered edge or rounding.Described setting element longitudinally extends along the direction of rotation 40 from the inner face 304s of lid 302 and extends perpendicular to plane 336.Plane 336 is launched by rotation 40 and the connection axis 338 that formed between rotation 40 and the mid point of latch elements 316.Setting element 334 also can have other geometry.But importantly, line of cut 16 or fixed length cutting line 17 particularly keep at its sleeve 400 place or are fixed on receiving system 212 or assemble in auxiliary member 214 by described setting element in the state together with being configured in head shell 200, and the direction of particularly at least resisting towards lid 302 is axially moved about rotation 40.In order to stably receive setting element 334 on lid 304, described setting element at least utilizes supporting wedge 342 to be radially supported on the inner face 304 of lid 302 in direction.In addition, at least one clamping element 344 or hold down gag 346, preferably two clamping element 344,344 ' is arranged on lid.Described clamping element is configured to the truncated cone 348, and 348 '.The truncated cone 348,348 ' from the inner face 304s of lid 302 respectively along axis 350, the direction of 350 ' extends.Axis 350,350 ' axially arranges with rotation 40 abreast at interval.In addition, the truncated cone 348,348 ' relative to each other radially arranges.The truncated cone 348,348 ' is integrated in the convex shoulder 310 of lid 302 at least in part, and is particularly connected integratedly with lid 302 by the transition part 352 of rounding.Therefore, beneficially improve the truncated cone 348, the intensity of 348 '.
Claims (13)
1. line formula cutter sweep (10 ') for vegetation pruning utensil (12), it comprises housing (86) and case lid (300), described line formula cutter sweep arranges and is used for rotating around rotation (40), it is characterized in that, described case lid (300) has at least one clamping element (344, 344 '), so that the direction restriction along described rotation (40) is fixed on the axial air gap of the line of cut (16) in described housing (86), wherein, particularly at least one clamping element (344 described, 344 ') be arranged in the region of at least one line outlet (206) of described housing (86).
2. line formula cutter sweep (10 ') according to claim 1, it is characterized in that, described case lid (300) has at least one setting element (334,334 '), to be axially fixedly received in line of cut fixture, the particularly sleeve (400) that are fixed on line of cut (16) in described housing (86) along the direction of rotation (40).
3. according to line formula cutter sweep (10 ') in any one of the preceding claims wherein, it is characterized in that, described housing (86) have at least two interactional, particularly remain on latch piece (224) on flexible tongue piece (222), releasably to receive line of cut fixture, the particularly sleeve (400) that are fixed on line of cut (16).
4. according to line formula cutter sweep (10 ') in any one of the preceding claims wherein, it is characterized in that, described housing (86) has position holding structure (216,216 '), to receive along tangential direction form fit line of cut fixture, the particularly sleeve (400) that are fixed on described line of cut (16).
5. according to line formula cutter sweep (10 ') in any one of the preceding claims wherein, it is characterized in that, described housing (86) has labyrinth type guide (218), to rub at least in part when described vegetation pruning utensil (12) is run receive described line of cut (16) in locking manner.
6. according to line formula cutter sweep (10 ') in any one of the preceding claims wherein, it is characterized in that, described housing (86) and/or described case lid (300) are made up of plastics, particularly fiber strengthened plastics, wherein, to guide or the component that contacts described line of cut implements metal coating at least in part and/or uses metal strengthening.
7. according to line formula cutter sweep (10 ') in any one of the preceding claims wherein, it is characterized in that, described housing (86) and described case lid (300) are arranged in the latch piece (316 in described case lid (300) by least one, 316 ') and at least one be arranged in latch piece on described housing (86) and receive opening (204,204 ', 204 ") be connected to each other.
8. according to line formula cutter sweep (10 ') in any one of the preceding claims wherein, it is characterized in that, described housing (86) has line of cut pilot unit (54), described line of cut pilot unit comprises at least one line of cut director element (56,58,60,100), described line of cut director element has the longitudinal axis (62,64,66 of rotation axis parallel, 68) and particularly also about described longitudinal axis (62,64,66,68) symmetrically construct.
9. according to line formula cutter sweep (10 ') in any one of the preceding claims wherein, it is characterized in that, described housing (86) has line of cut pilot unit (54), described line of cut pilot unit comprises at least one line of cut director element (56,58,60,100), wherein, described line of cut director element (56,58,60,100) be configured to the guide thimble be particularly made up of aluminium, wherein, the radius of described guide thimble is preferably 15mm.
10. according to line formula cutter sweep (10 ') in any one of the preceding claims wherein, it is characterized in that, described housing (86) has line of cut pilot unit (54), described line of cut pilot unit comprises at least two line of cut director elements (56,58,60,100), described line of cut director element relative to each other radial direction arrange with staggering, particularly relative to each other arrange with staggering with 0.7mm radial direction.
11. according to line formula cutter sweep (10 ') in any one of the preceding claims wherein, it is characterized in that, described housing (86) has line of cut pilot unit (54), described line of cut pilot unit comprises at least one line of cut director element (56, 58, 60, 100), wherein, described line of cut director element (56, 58, 60, 100) guide thimble is configured to, wherein, described guide thimble is by the wall (238 of described housing (86), 238 ', 240, 240 ') support, described wall at least extends in the region of the circumferential surface of the outside of described guide thimble.
12. according to line formula cutter sweep (10 ') in any one of the preceding claims wherein, it is characterized in that, described housing (86) has line of cut pilot unit (54), described line of cut pilot unit comprises at least one line of cut director element (56,58,60,100), described line of cut director element can support rotationally.
13. 1 kinds with the vegetation pruning utensil of mower, lawn mower or multifunctional tool form, it has at least one according to line formula cutter sweep in any one of the preceding claims wherein.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102014216145.2 | 2014-08-14 | ||
| DE102014216145 | 2014-08-14 | ||
| DE102015207155.3A DE102015207155A1 (en) | 2014-08-14 | 2015-04-20 | Thread cutter device |
| DE102015207155.3 | 2015-04-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105359699A true CN105359699A (en) | 2016-03-02 |
Family
ID=55235136
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510498324.7A Active CN105359698B (en) | 2014-08-14 | 2015-08-13 | Wire type cutter device |
| CN201510498419.9A Pending CN105359699A (en) | 2014-08-14 | 2015-08-13 | Linear cutting device |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510498324.7A Active CN105359698B (en) | 2014-08-14 | 2015-08-13 | Wire type cutter device |
Country Status (2)
| Country | Link |
|---|---|
| CN (2) | CN105359698B (en) |
| DE (2) | DE102015207155A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112004404A (en) * | 2018-04-22 | 2020-11-27 | 罗伯特·博世有限公司 | Cutting head for lawn trimmer |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102018206177A1 (en) * | 2018-04-22 | 2019-10-24 | Robert Bosch Gmbh | Grass trimmer or brush cutter |
| CA3108689C (en) * | 2018-08-07 | 2021-07-13 | Nanjing Chervon Industry Co., Ltd. | Trimmer head and grass trimmer having trimmer head |
| CN110337888B (en) * | 2019-06-12 | 2023-11-07 | 浙江亚特电器股份有限公司 | Grass cutting machine with adjustable cutting diameter |
| CN218634778U (en) * | 2021-03-15 | 2023-03-17 | 南京泉峰科技有限公司 | Grass trimmer |
| DE102021214074B3 (en) | 2021-12-09 | 2023-04-27 | Philipp Buhlmann | Cutting tool and method of manufacturing a cutting tool |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4194287A (en) * | 1978-07-17 | 1980-03-25 | Palmieri John P | Nylon line vegetation cutter feed |
| US4989321A (en) * | 1989-07-07 | 1991-02-05 | Andreas Stihl | Rotatably driven cutterhead for a vegetation cutting apparatus |
| US5170561A (en) * | 1989-04-14 | 1992-12-15 | National Union Electric Corporation | Hub attachment for a drive shaft of a cordless grass/weed groomer trimmer |
| DE4236651C1 (en) * | 1992-10-30 | 1993-09-16 | Max Langenstein, Feld- Und Gartengeraete Gmbh & Co, 89257 Illertissen, De | Cutting head for plant cutters with spool and cutting thread - has double-arm swivel mounted locking lever with locking arm and resetting arm to prevent blocking |
| US5303476A (en) * | 1992-10-29 | 1994-04-19 | Wci Outdoor Products, Inc. | Line head for a rotary line trimmer |
| US20110239468A1 (en) * | 2010-03-31 | 2011-10-06 | Paul Conlon | Trimmer head having a hinged housing for use in flexible line rotary trimmers systems |
| CN203446211U (en) * | 2013-08-27 | 2014-02-26 | 创科户外产品技术有限公司 | Grass mowing head winding device and grass mowing head comprising same |
| CN103782814A (en) * | 2012-10-26 | 2014-05-14 | 百得有限公司 | Rotary cutting head system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4926557A (en) * | 1988-07-21 | 1990-05-22 | Allegretti & Company | Semi-automatic string trimmer head |
| DE3916525A1 (en) * | 1989-05-20 | 1990-11-22 | Stihl Maschf Andreas | CUTTING HEAD |
| US6148523A (en) * | 1997-02-14 | 2000-11-21 | Ryobi North America, Inc. | Line feed mechanism for a line trimmer |
| US9253942B2 (en) * | 2010-09-20 | 2016-02-09 | George E. Alliss | Trimmer head with automatic trimmer line feed mechanism |
| CN202455824U (en) * | 2012-02-07 | 2012-10-03 | 宁波伊司达工具有限公司 | Automatic pay-off mechanism for rotary grass cutting machine |
-
2015
- 2015-04-20 DE DE102015207155.3A patent/DE102015207155A1/en active Pending
- 2015-06-09 DE DE102015210483.4A patent/DE102015210483A1/en active Granted
- 2015-08-13 CN CN201510498324.7A patent/CN105359698B/en active Active
- 2015-08-13 CN CN201510498419.9A patent/CN105359699A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4194287A (en) * | 1978-07-17 | 1980-03-25 | Palmieri John P | Nylon line vegetation cutter feed |
| US5170561A (en) * | 1989-04-14 | 1992-12-15 | National Union Electric Corporation | Hub attachment for a drive shaft of a cordless grass/weed groomer trimmer |
| US4989321A (en) * | 1989-07-07 | 1991-02-05 | Andreas Stihl | Rotatably driven cutterhead for a vegetation cutting apparatus |
| US5303476A (en) * | 1992-10-29 | 1994-04-19 | Wci Outdoor Products, Inc. | Line head for a rotary line trimmer |
| DE4236651C1 (en) * | 1992-10-30 | 1993-09-16 | Max Langenstein, Feld- Und Gartengeraete Gmbh & Co, 89257 Illertissen, De | Cutting head for plant cutters with spool and cutting thread - has double-arm swivel mounted locking lever with locking arm and resetting arm to prevent blocking |
| US20110239468A1 (en) * | 2010-03-31 | 2011-10-06 | Paul Conlon | Trimmer head having a hinged housing for use in flexible line rotary trimmers systems |
| CN103782814A (en) * | 2012-10-26 | 2014-05-14 | 百得有限公司 | Rotary cutting head system |
| CN203446211U (en) * | 2013-08-27 | 2014-02-26 | 创科户外产品技术有限公司 | Grass mowing head winding device and grass mowing head comprising same |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112004404A (en) * | 2018-04-22 | 2020-11-27 | 罗伯特·博世有限公司 | Cutting head for lawn trimmer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105359698B (en) | 2019-11-05 |
| CN105359698A (en) | 2016-03-02 |
| DE102015210483A1 (en) | 2016-02-18 |
| DE102015207155A1 (en) | 2016-02-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105359699A (en) | Linear cutting device | |
| CN102907209B (en) | Brush cutter | |
| JP5727119B2 (en) | Hedge trimmer | |
| CN108064575A (en) | Hand-held with cutting accessory can carry cutter device | |
| EP3011820B1 (en) | A head for an edge trimmer | |
| CN102655736B (en) | Brush saw and protective cover thereof | |
| US20150040408A1 (en) | Dual axis hook assembly for a power tool | |
| EP2805599A1 (en) | Power cutting tool | |
| CN101189915A (en) | Induction coil assembly | |
| US4366621A (en) | Apparatus for cutting vegetation | |
| EP2979531B1 (en) | Trimmer head for a vegetation cutting machine | |
| CN207201332U (en) | Garden tool | |
| CN102862152A (en) | Cutting depth limiting device | |
| JP6190776B2 (en) | Axle mounting structure of mowing rotor | |
| KR890006417A (en) | Automotive Shaft Assembly | |
| JP5955898B2 (en) | Vine plant removal tool | |
| JP6079373B2 (en) | Electric working machine | |
| CN113423265B (en) | Working equipment provided with damping element | |
| WO2023278743A1 (en) | String trimmer head | |
| EP0053129A1 (en) | Apparatus for cutting vegetation. | |
| CN203206731U (en) | Portable working machinery | |
| KR20110007743U (en) | Electric motor tool with separate battery | |
| KR200482786Y1 (en) | Tumblers for lawn mower | |
| JP2017012072A (en) | Rotation working machine | |
| KR101360533B1 (en) | Easily assembling and maintaining grass eliminator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160302 |
|
| RJ01 | Rejection of invention patent application after publication |