CN208402475U

CN208402475U - Moving head and grass-mowing machine with it

Info

Publication number: CN208402475U
Application number: CN201820925569.2U
Authority: CN
Inventors: 魏娟; 汤贺; 聂恒安
Original assignee: Suzhou Cleva Electric Appliance Co Ltd
Current assignee: Suzhou Cleva Electric Appliance Co Ltd
Priority date: 2018-06-14
Filing date: 2018-06-14
Publication date: 2019-01-22
Anticipated expiration: 2028-06-14
Also published as: WO2019238122A1

Abstract

The utility model provides a kind of moving head, moving head includes: shaft, and using the axis of shaft as the drum of rotary shaft and head capsule, head capsule includes: the mutual accommodating space that formed with the upper cover and lower cover for accommodating drum, be formed on upper lid for beat the grass rope across threading hole；Drum includes: the wound portion being sheathed in shaft and two flanges that wound portion both ends are arranged in；The drum is equipped with an at least plug wire channel, and plug wire channel is equipped with the feeder connection cooperated with threading hole, and the one end for rope of beating the grass sequentially passes through threading hole, feeder connection and extends in plug wire channel, extending partially towards the wound portion far from plug wire channel of restricting of beating the grass；Wherein, the feeder connection is positioned close on the flange of the lower cover.The drum of the utility model is using completely new double flange arrangements, under the cooperation of transition passage, so that rope of beating the grass is easier to coil, solves the previous double-deck drum, i.e., three flange structure coilings, which are likely to occur, only winds unilateral problem.

Description

Moving head and grass-mowing machine with it

Technical field

The utility model relates to power tools technology fields more particularly to a kind of for moving head and beating the grass with it Machine.

Background technique

Grass-mowing machine is widely used in the finishing in lawn, garden, pasture etc. as common garden instrument.Normally, existing Grass-mowing machine drives the high speed rotation of restricting of beating the grass drawn from drum using motor, to realize that the cutting of weeds is repaired.

Rope of beating the grass wears more serious in using process, needs the timely unwrapping wire of drum, and guarantee is beaten the grass efficiency.It is beaten when stretching out When flexible cutting wire except the shell of toothed burclover is broken or is worn, new cutting line must be just released from spool, it is existing Have in technology, the delivery mode comparative maturity for straw rope of fighting each other, but after the flexible cutting wire release on wherein spool is complete, How to be fed to the cutting line on spool just becomes a urgent problem needed to be solved, and the prior art is then by moving head Assembling structure in shell is dismantled, and spool is then taken out, and manual coiling is being carried out, it is thus desirable to expend more time, efficiency Under relatively low；In addition it during manual coiling, is stretched out from the opposite hole of its shell since most moving head is used Two length cutting line, therefore be easy to during coiling that two strands to be made to intersect or otherwise knot, one The situation that two strands intersect or knot occurs for denier, just will affect the correct releasing of subsequent cutting line, this work to user Great puzzlement is brought, also greatly wastes the time of user certainly, largely affects its working efficiency.

Utility model content

The purpose of this utility model is to provide a kind of moving head and with its grass-mowing machine.

To realize one of above-mentioned purpose of utility model, the utility model provides a kind of moving head, and the moving head includes: Shaft, and using the axis of the shaft as the drum of rotary shaft and head capsule, the drum is for winding rope of beating the grass, the head capsule Include: the mutual accommodating space that formed with the upper cover and lower cover for accommodating the drum, is formed on the upper lid for institute State beat the grass rope across threading hole；The drum and the head capsule are selectively configured to relative rotation or opposing stationary；

The drum includes: wound portion and two flanges that wound portion both ends are arranged in；The drum is equipped at least one Plug wire channel, the plug wire channel are equipped with the feeder connection cooperated with the threading hole, and one end of the rope of beating the grass sequentially passes through The threading hole, the feeder connection simultaneously extend in the plug wire channel, the part court far from plug wire channel that restricts of beating the grass The wound portion extend；Wherein, the feeder connection is positioned close on the flange of the lower cover.

The plug wire channel is positioned close to the flange of the lower cover as a further improvement of the utility model, On.

The moving head further includes for limiting the release way of restricting of beating the grass as a further improvement of the utility model, Transition passage, the transition passage is located at side of the feeder connection far from the plug wire channel, and the transition passage It is connected to the plug wire channel.

The flange includes the first end face and second end face being interspersed as a further improvement of the utility model, The flange includes the first end face and second end face being interspersed, and the first end face includes first extending end face, and described the Biend includes the second extension end face, and the first extension end face and second extension end face are located at first end face and second end The interlaced area in face；Described first, which extends end face and second extension end face, cooperates to form the transition passage；

Second elongated end face include with it is described first extension end face be mutually matched and parallel plane and connection described in The inclined-plane of plane, forms an obtuse angle between the plane and the inclined-plane, the inclined-plane protrudes out described first and extends end face, institute The first extension end face and first release way of planes bound are stated, the inclined-plane limits the second release way；The channel enters Mouth is set to described first and extends between end face and the plane.

The transition passage as a further improvement of the utility model, further include: connection it is described first extend end face and The plane and the first joint face extended along the first release way connect described first and extend end face, the plane, described the Second joint face of one joint face, the juncture area of plane and the inclined-plane described in second joint face coupling part are described Feeder connection is opened in first joint face.

The moving head further includes fixinig plate of restricting of beating the grass as a further improvement of the utility model, and described beat the grass is restricted admittedly Stator and the plug wire channel cooperate to limit the rope of beating the grass and be detached from the plug wire channel.

The fixinig plate of restricting of beating the grass includes the fixation being sheathed in the shaft as a further improvement of the utility model, Piece ontology and the elastic pressuring plate that fixing sheet body is protruded out along the shaft, the fixing sheet body cover the plug wire channel, And rope is beaten the grass to limit the rope of beating the grass towards the side close to the feeder connection and move described in the elastic pressuring plate effect.

The channel outlet in the plug wire channel corresponds to the inner wall of the head capsule as a further improvement of the utility model, It is configured so that beat the grass rope by extending to the inner wall after the elastic pressuring plate.

The threading hole is waist-shaped hole as a further improvement of the utility model, and the waist-shaped hole is along the shaft axis To extension.

The quantity of the threading hole is 2 as a further improvement of the utility model, is symmetrically opened in the head capsule Side, for same rope of beating the grass two free ends also cross and be inserted into the head capsule fixed；The corresponding threading hole Two be arranged the plug wire channel is symmetrical arranged along the shaft.

The feeder connection in each plug wire channel, channel outlet are with respect to institute as a further improvement of the utility model, It states shaft and is formed by the angle of central angle less than 180 degree.

In order to realize that above-mentioned purpose of utility model is another, the utility model provides a kind of grass-mowing machine, the grass-mowing machine packet Include driving device, and the moving head as described above by driving device driving rotation.

The beneficial effects of the utility model are: the utility model moving head, drum is using completely new double flange arrangements, in mistake It crosses under the cooperation in channel, so that rope of beating the grass is easier to coil, solves the previous double-deck drum, i.e., three flange structure coilings may Appearance only winds unilateral problem.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model moving head；

Fig. 2, Fig. 3 are the decomposition diagram of moving head different directions in Fig. 1 respectively；

Fig. 4 is that moving head is gone out the structural schematic diagram after upper cover in Fig. 1；

Fig. 5, Fig. 6 are the enlarged diagram of the different directions of drum in Fig. 2 respectively；

Fig. 7 is cross-sectional view of the moving head shown in Fig. 1 in the direction A-A；

Fig. 8 is cross-sectional view of the moving head shown in Fig. 1 in the direction B-B；

Fig. 9 is cross-sectional view of the moving head shown in Fig. 1 in the direction C-C；

Figure 10 is under moving head normal operating conditions shown in Fig. 1 in the cross-sectional view in the direction D-D；

Figure 11 is the cross-sectional view under the state of moving head unwrapping wire shown in Fig. 1 in the direction D-D.

Specific embodiment

The utility model is described in detail below with reference to embodiment shown in the drawings.But the embodiment is not Limit the utility model, structure that those skilled in the art are made according to the embodiment, method or functionally Transformation is all contained in the protection scope of the utility model.

Grass-mowing machine includes: driving device, operating device and moving head 100, and moving head 100 is used to install and storage is beaten the grass Rope, rope section of beating the grass are contained in the inside of the moving head, and moving head 100 is stretched out for when moving head 100 rotates in part Cut vegetation.Operating device generally includes the components such as handle, battery pack, control panel, connecting rod；Driving device includes motor and drive Moving axis, driving are pivotally connected to moving head 100 to be controlled by operating device to drive moving head 100 to rotate.

In conjunction with referring to Fig.1, shown in Fig. 2, Fig. 3, moving head 100 provided by the utility model includes shaft 10, and with institute The axis for stating shaft 10 is the drum 20 and head capsule 30 of rotary shaft, and the drum 20 is used for winding rope of beating the grass, the head capsule 30 In accommodate the drum 20 and be formed with supply described in beat the grass rope across threading hole 313；The drum 20 and the head capsule 30 can It is selectively configured to relatively rotate or opposing stationary；The shaft 10 includes: the first rotating shaft 10a of mutually coaxial socket setting With the second shaft 10b, head capsule 30 and the first rotating shaft 10a are integrally formed, and with described first turn in the work of moving head 100 The axis of axis 10a is that rotary shaft is rotated, and drum 20 and the second shaft 10b is integrally formed, and in moving head It is rotated using the axis of the shaft 10 as rotary shaft in 100 work.

In conjunction with shown in Fig. 4, Fig. 5, Fig. 6, Fig. 7, the drum 20 includes: wound portion 21 and is arranged at 21 both ends of wound portion Two flanges 23；The drum 20 is equipped with an at least plug wire channel 231, and the plug wire channel 231 is equipped with and the threading hole The feeder connection 2311 of 313 cooperations, one end of the rope of beating the grass sequentially passes through the threading hole 313, the feeder connection 2311 And extend in the plug wire channel 231, the separate plug wire channel 231 of the rope of beating the grass partially towards the wound portion 21 Extend.It should be noted that the setting in the plug wire channel 231 can be there are many mode, it can end in two flanges One of 23 inside can also penetrate the setting of one of two described flanges 23.

In one specific embodiment of the utility model, for ease of description, will be close to the flange 23 of the driving device with Upper flange 23a statement, by another flange 23 with lower flange 23b statement, the plug wire channel 231 is set to the lower flange 23b On.

Preferably, the plug wire channel 231 is arranged from the wound portion 21 that penetrates together of two flanges 23；The plug wire is logical The inner wall of the corresponding head capsule 30 of the channel outlet 2313 in road 231 rope that is configured so as to beat the grass extends to the inner wall；Phase It answers, the free end of the rope of beating the grass sequentially passes through the threading hole 313, the feeder connection 2311 and leads in the plug wire After extending in road 231, the inner wall of the head capsule 30 is extended to from the channel outlet 2313 in the plug wire channel 231；It beats the grass rope From outside the head capsule 30 to during the 30 inside plug wire of head capsule, when it is connected to the head capsule 30, insertion end quilt It is fixed in the head capsule 30, obtained directly from channel outlet 2313 when rope of beating the grass runs out of and needs to thread again It beats the grass the free end of rope, to take out the remaining the end of a thread for rope of beating the grass along the plug wire direction in plug wire channel 231.

Preferably, in conjunction with referring to shown in 4, the moving head 100 further includes for limiting the release way of restricting of beating the grass Transition passage 233, the transition passage 233 are located at side of the feeder connection 2311 far from the plug wire channel 231, and institute It states transition passage 233 and is connected to the plug wire channel 231.

In one specific embodiment of the utility model, the lower flange 23b includes the first end face 235 being interspersed and Biend 237, the first end face 235 include the first extension end face 2351, and the second end face 237 includes the second extension end face 2371, the first extension end face 2351 and second extension end face 2371 are located at first end face 235 and second end face 237 Interlaced area；The feeder connection 2311 is located at described first and extends between end face 2351 and second extension end face 2371； Described first, which extends end face 2351 and second extension end face 2371, cooperates to form the transition passage 233.

Further, second extension end face 2371 includes being mutually matched and parallel with first extension end face 2351 Plane 23711 and the connection plane 23711 inclined-plane 23713, shape between the plane 23711 and the inclined-plane 23713 At an obtuse angle, the inclined-plane 23713 protrudes out described first and extends end face 2351, and described first extends end face 2351 puts down with described Face 23711 limits the first release way, and the inclined-plane 23713 limits the second release way.It is described logical in a kind of achievable mode Road entrance 2311 is set to described first and extends between end face 2351 and the plane 23711, and the plane 23711 and institute The bottom surface for stating plug wire channel 231 is generally aligned in the same plane so that plug wire channel 21 come out beat the grass rope will not directly angled variation, But carry over out, direction of routing is on the one hand controlled, is on the other hand that cabling will not upwarp suddenly, prevents card line.

The setting position of the feeder connection 2311 may be disposed in any surface of the first release way.The utility model one In preferred embodiment, the transition passage 233 further include: connection described first extends end face 2351 and the plane 23711 And along the first release way extend the first joint face 2373, connect it is described first extend end face 2351, the plane 23711, Second joint face 2375 of first joint face 2373, plane 23711 described in 2375 coupling part of the second joint face with The juncture area on the inclined-plane 23713, the feeder connection 2311 are opened in first joint face 2373.

After the insertion end of the rope of beating the grass is fixed in the head capsule 30, extension that rope connects with insertion end is beaten the grass successively It by above-mentioned first release way and the second release way, and then smoothly transits in wound portion 21, to do standard for automatic winding It is standby to work, the winding process for rope of beating the grass also will be described in detail in the following contents.

In one preferred embodiment of the utility model, the moving head 100 further includes fixinig plate 40 of restricting of beating the grass, described to beat the grass Rope fixinig plate 40 and the plug wire channel 231 cooperate to limit the rope of beating the grass and be detached from the plug wire channel 231.This is practical When novel specific in mode, 40 interference of fixinig plate of restricting of beating the grass is sheathed on the second shaft 10b；Further, institute Stating the fixinig plate 40 of restricting of beating the grass includes the fixing sheet body 41 that is sheathed on the second shaft 10b and along the second shaft 10b The elastic pressuring plate 43 of fixing sheet body is protruded out, the fixing sheet body 41 covers the plug wire channel 231, and the elasticity pressure Piece 43 acts on described beat the grass and restricts to limit the rope of beating the grass towards the side close to the feeder connection 2311 and move.Specifically, institute Elastic pressuring plate 43 is stated along threading direction, is tilted towards the direction for rope of beating the grass, making to beat the grass can not extract out when restricting reverse；Further , the fixing sheet body 41 is formed with hoop portion 45 on the inner surface of the second shaft 10b, and the hoop portion 45 is along described Second shaft 10b's is axially extending, and the hoop portion 45 is mutually abutted with the second shaft 10b, after installation is complete, to limit The fixinig plate 40 of restricting of beating the grass described in system moves freely in the axial direction of the second shaft 10b；Further, the fixing sheet body 41 sides also open up at least one limiting groove 47, and the limiting groove 47 is matched with the positive stop lug boss 25 on lower flange 23b, With the position of the relatively described lower flange 23b of fixinig plate 40 of restricting of beating the grass described in limiting, and then make fixinig plate 40 and the institute of restricting of beating the grass The cooperation of plug wire channel 231 is stated, to fix the insertion end of the rope of beating the grass by the elastic pressuring plate 43, prevents grass-mowing machine from working In the process, after rope is all beaten the grass in unexpected release, user is injured.

In one preferred embodiment of the utility model, the quantity of the threading hole 313 is 2, is symmetrically opened in described The side of head capsule 30, for same rope of beating the grass two free ends also cross and be inserted into the head capsule (30) fixed；Accordingly , two plug wire channels 231 that the corresponding threading hole 313 is arranged are symmetrical arranged along the shaft 10；It so realizes single The double purposes worn of stock；In actual application, it is inserted into from symmetrical two threading holes 313 respectively in two free ends of rope of beating the grass In corresponding plug wire channel 231, and the inner wall cut-off by after corresponding elastic pressuring plate 43, extending to the head capsule (30), It after completing plug wire, rotates the drum 20 relative to the skull 10, the rope of beating the grass is wrapped in the wound portion 21, Until beating the grass rope after the external redundant of head capsule 30 is suitble to length, beat the grass rope one of the indwelling outside head capsule 30 is cut to two, is supplied It beats the grass use；When rope of beating the grass runs out of and needs to thread again, directly acquire in channel outlet 2313 and head capsule 30 Rope of beating the grass between wall surface, at this point, being moved since elastic pressuring plate 43 is not intended to limit rope of beating the grass along the plug wire direction in plug wire channel 231 It is dynamic, in this way, the remaining the end of a thread for rope of beating the grass can be taken out at channel outlet 2313.Certainly, in other embodiment party of the utility model In formula, the symmetrical threading hole 313 of multiple groups can also be opened up according to the setting of the utility model, and using respectively with every group of threading The rope of beating the grass of 313 corresponding number of hole cooperates with it, and then arranges several total uses of restricting of beating the grass in head capsule side.The preferred implementation In mode, the relatively described shaft 10 of the feeder connection 2311 in each plug wire channel 231, channel outlet 2313 is formed by circle The angle at heart angle is less than 180 degree, in this way, guaranteeing two freedom of the same rope of beating the grass entered respectively from two threading holes 313 End, it is non-intersecting after entering its corresponding plug wire channel 231, and then the rope that avoids beating the grass is in 10 inner wrap of head capsule.

In one preferred embodiment of the utility model, the moving head 100 further includes being cooperatively connected with the drum 20, With the end cap 50 for driving the drum 20 to move；The end cap 50 is rotary shaft with the shaft 10 and is at least partially arranged at Outside the head capsule 30.Specifically, the lower flange 23b is provided with card slot 29, the head far from the side of the upper flange 23a The position that the corresponding lower flange 23b of shell 30 is provided with card slot opens up an accommodating hole, and buckle 51, end cap 50 are provided on end cap 50 After the accommodating hole on the skull 30, cooperated by the card slot 29 on buckle 51 and lower flange 23b thereon, it will be described Lower flange 23b is fixedly connected with the end cap 50.In present embodiment, when end cap 50 is by external force, end cap 50 can be along described The axial reciprocating movement of shaft 10 or the radial rotary along the shaft 10, and then the drive drum 20 does the fortune of the same direction It is dynamic, with the coiling for rope of completing to beat the grass or unwrapping wire.

In one preferred embodiment of the utility model, using the percussion automated manner coiling of unwrapping wire and beating the grass for release new Rope, correspondingly, the moving head 100 further include: the spring 60 being set between the head capsule 30 and the drum 20, it is described Spring 60 forces in the drum 20 and the relatively described head capsule 30 of the drum 20 is axially moved along the shaft 10.

In specific embodiment of the present invention, the spring 60 is set on first rotating shaft 10a, and is set to the head Between shell 30 and the upper flange 23a；When grass-mowing machine works normally, deformation occurs for the spring 60, during unwrapping wire, strikes After hitting end cap 50, the end cap drives the drum 20 mobile to the direction upper flange 23a in the axial direction of first rotating shaft 10a, this When, skull 10 is maintained on the axial direction of shaft 10, opposing stationary with the shaft 10, in this way, being set to head capsule 30 and upper Spring 60 between flange 23a is compressed, and the application of spring 60 makes drum 20 far from the active force of the head capsule 30.

Further, the moving head 100 further include: rub between the spring 60 and the skull 30 for reducing The gasket 70 of power, the gasket 70 are set between the spring 60 and the skull 30；One specific embodiment party of the utility model In formula, the gasket 70 is sheathed in the shaft 10.

Further, described to beat the grass in order to realize 100 automatic winding of moving head and automatic unwrapping wire in conjunction with shown in Fig. 8, Fig. 9 First 100 further include: for cooperating the end cap 50 and the spring 60, for limiting 30 phase of the drum 20 and the head capsule To rotation or opposing stationary circumferential structure.The circumferential direction structure includes: to be respectively arranged inside head capsule 30, and respectively with respect to two The block piece 311 and be respectively arranged on two flanges 23 that a flange 23 is arranged, and match respectively with the block piece 311 Two supporting pieces 27 closed；The supporting piece 27 being set on two flanges 23 is set along the side of its companion flange 23 in the same direction respectively It sets；Further, the block piece 311 is respectively provided with the first blocking surface 3111 and the with 10 axis of shaft parallel arrangement Two blocking surfaces 3113；The supporting piece 27 be respectively provided with 10 axis of shaft parallel arrangement supporting surface 271, and with it is described The driving face 273 of 10 axis of shaft inclination intersection setting；In conjunction with referring to Fig. 6, driving face 273, which all has, is set to the flange 23 First end 2731 on end face, and the second end 2733 being oppositely arranged with the first end 2731.In order to make it easy to understand, this reality With in novel specific embodiment, being set on flange 23a and be set to the circumferential structure on flange 23b respectively with suffix " a " and suffix " b " distinguish.

When the first blocking surface 3111a corresponding supporting surface 271a is abutted against or first blocking surface When the 3111b corresponding supporting surface 271b is abutted against, the drum 20 and the head capsule 30 are opposing stationary；Described When two blocking surface 3113a and the driving face 273a are abutted against or the second blocking surface 3113b and the driving face 273b phase When abutting or the block piece 311a and supporting piece 27a, the block piece 311b are detached from simultaneously with the supporting piece 27b When, the drum and the head capsule 30 relatively rotate.

Preferably, the threading hole 313 is waist-shaped hole, and the waist-shaped hole is axially extending along the shaft, configured in this way, can So that the relatively described head capsule 30 of drum 20 remains the threading hole in the axis direction reciprocatory movement of shaft 10 313 communicate with each other with the feeder connection 2311 in the plug wire channel 231；Hitch 3131 is set on the threading hole, to prevent from grinding Damage the rope of beating the grass across the threading hole.

In one specific embodiment of the utility model, in conjunction with referring to shown in Fig. 2, Fig. 8, the head capsule 30 includes: detachable Connect the upper cover 31a and lower cover 31b of setting；Upper cover 31a is provided with inserted sheet 33, is provided on the lower cover 31b and the inserted sheet The slot 35 of cooperation, so for being fixedly connected with the upper cover 31a and lower cover 31b；This kind of embodiment is convenient for the head capsule 30 assemble with drum 20, are also convenient for opening the head capsule 30 to be overhauled or be taken out the nubbin of rope of beating the grass；The upper cover The 31a and lower cover 31b opposite end face is respectively formed the first accommodation groove and the second accommodation groove, to form accommodating in-between The accommodating space of the drum 20；Block piece 311a is set to the bottom wall side of the first accommodation groove, and block piece 311b is set to The bottom wall side of two accommodation grooves；In addition, on the upper cover 31a, and be arranged being formed by outside accommodating space with the lower cover 31b Fan blade 315, for radiating.

It beats the grass and restricts in threading process, two free end is each passed through its corresponding described threading hole 313, the channel enters Mouthful, 2311, in extending through elastic pressuring plate 43 in the plug wire channel 231 and after abutting upper cover 31a, make the institute relatively of end cap 50 The rotation of skull 30 is stated, above-mentioned first release way, the second release way are successively passed through in the extension far from free end of restricting of beating the grass After be wrapped in the wound portion 21, until outside skull 31 reserve be suitble to cutting length after, cut in half, formed two Section is beaten the grass rope.

In conjunction with shown in referring to Fig.1 0, under grass-mowing machine normal operating conditions, driving device drives shaft 10 to rotate forward to drive It states upper cover 31a and lower cover 31b while rotating forward, deformation occurs for the spring 60, at this point, the first blocking surface of block piece 311b 3111b is mutually abutted with the supporting surface 271b of supporting piece 27b, and lower cover 31b drives end cap 50 and the synchronous rotation of drum 20.

In conjunction with shown in referring to Fig.1 1, there are 3 states during unwrapping wire, state 1: tapping end cap 50, end cap 50 is with moving-wire Disk 20 overcomes the direction the 31a of lid axially upwards of the elastic force axis of rotation 10 of spring 60 to move, the block piece 311b and supporting piece 27b It is detached from, 20 effect of inertia reduction of speed of drum rotates forward, i.e. the relatively described lower cover 31b reversion of drum 20, outside unwrapping wire of restricting of beating the grass.State 2: When the first blocking surface 3111a of block piece 311a is mutually abutted with the supporting surface 271a of supporting piece 27a, upper cover 31a drives end cap 50 and the synchronous rotation of drum 20, unwrapping wire stops.State 3, as spring 60 is acted on by compressed restoring force, spring 60 is pushed away The drum 20 is moved to move along the direction axially downwardly lid 31b of shaft 10, at this point, 20 effect of inertia of drum again reduction of speed just Turn, i.e. the relatively described upper cover 31a reversion of drum 20, rope outside unwrapping wire again of beating the grass, until block piece 311b and supporting piece 27b It mutually supports, a unwrapping wire process terminates；It is understood that if the length for rope release of beating the grass cannot after a unwrapping wire process Meet cutting requirement, then repeats the above steps and carry out multiple unwrapping wire processes.

It beats the grass after rope release completely, upper cover of dismantling 31a extracts the free end for rope of beating the grass out from channel outlet 2313, exchanges for new Rope of beating the grass.It is understood that the above-mentioned operational process of opposite grass-mowing machine, it is anti-to can be set driving device drive shaft 10 Turn, at this point, self-threading of restricting of beating the grass can be realized according to above-mentioned unwrapping wire process, in reversion process, described second stops The first end 2731b of face 3113b from the driving face 273b are transitioned into second end 2733b abutting, and in the second blocking surface 3113b After being abutted with the second end 2733b, the second end 2733b currently abutted is crossed, is repeated the above process, until coiling is completed； Certainly, coiling can also be realized by the cooperation of the second blocking surface 3113a and driving face 273a, be not described in detail herein.

In conclusion the utility model moving head and the grass-mowing machine with it, by the way that two threading holes, Yi Jiyu is arranged Its corresponding plug wire channel effectively prevents user because the general idea rope that will beat the grass is fully screwed into inside moving head, realizes moving head The fool-proof design of threading；Drum is using completely new double flange arrangements, under the cooperation of transition passage, so that rope of beating the grass is easier disk Around solving previous double-deck drum, i.e., three flange structure coilings, which are likely to occur, only winds unilateral problem；In addition, beating the grass It restricts under the action of fixinig plate, during rope of beating the grass is by plug wire channel on drum, is fixed on the rope of beating the grass across elastic pressuring plate In plug wire channel, to avoid reversely drawing back, unidirectional threading is realized, avoids the wind restricted and may thrown away of beating the grass when rope is used up of beating the grass Danger；Meanwhile beating the grass to restrict and hoop portion is set on fixinig plate, it fits closely it with drum, avoids falling because what is generated when user dismantles Lose.

It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book With the other embodiments of understanding.

Tool of the series of detailed descriptions listed above only for the feasible embodiment of the utility model Body explanation, they are all without departing from made by the utility model skill spirit not to limit the protection scope of the utility model Equivalent implementations or change should be included within the scope of protection of this utility model.

Claims

1. a kind of moving head, comprising: shaft (10), and using the axis of the shaft (10) as the drum (20) and head of rotary shaft Shell (30), the drum (20) include: the mutual accommodating space that formed to be used for for winding rope of beating the grass, the head capsule (30) Accommodate the upper cover (31a) and lower cover (31b) of the drum (20), be formed on the upper cover (31a) confession described in beat the grass rope across Threading hole (313)；The drum (20) and the head capsule (30) are selectively configured to relative rotation or opposing stationary；

It is characterized in that, the drum (20) includes: two flanges of wound portion (21) and setting at wound portion (21) both ends (23)；The drum (20) is equipped with an at least plug wire channel (231), and the plug wire channel (231) is equipped with and the threading hole (313) feeder connection (2311) cooperated, one end of the rope of beating the grass sequentially passes through the threading hole (313), the channel enters Mouthful (2311) and in extending in the plug wire channel (231), it is described beat the grass restrict far from plug wire channel (231) partially towards described Wound portion (21) extends；Wherein, the feeder connection (2311) is positioned close to the flange (23) of the lower cover (31b) On.

2. moving head according to claim 1, which is characterized in that the plug wire channel (231) be positioned close to it is described under It covers on the flange (23) of (31b).

3. moving head according to claim 1, which is characterized in that the moving head further includes restrict fixinig plate (40) of beating the grass, Restrict fixinig plate (40) and the plug wire channel (231) of beating the grass cooperates that be detached from the plug wire logical to limit the rope of beating the grass Road (231).

4. moving head according to claim 3, which is characterized in that it is described beat the grass restrict fixinig plate (40) include be sheathed on it is described Fixing sheet body (41) in shaft (10) and the elastic pressuring plate (43) that fixing sheet body (41) are protruded out along the shaft (10), The fixing sheet body (41) covers the plug wire channel (231), and beats the grass rope described in the elastic pressuring plate (43) effect to limit Rope of beating the grass described in system is moved towards the side close to the feeder connection (2311).

5. moving head according to claim 4, which is characterized in that the channel outlet (2313) of the plug wire channel (231) The inner wall of the corresponding head capsule (30) is configured so that beat the grass rope by extending to the inner wall after the elastic pressuring plate (43) Face.

6. moving head according to claim 1, which is characterized in that the threading hole (313) is waist-shaped hole, the waist-shaped hole It is axially extending along the shaft (10).

7. moving head according to claim 1, which is characterized in that the moving head further includes for limiting the rope of beating the grass The transition passage (233) of release way, it is logical far from the plug wire that the transition passage (233) is located at the feeder connection (2311) The side in road (231), and the transition passage (233) is connected to the plug wire channel (231).

8. moving head according to claim 7, which is characterized in that the flange (23) includes the first end face being interspersed (235) and second end face (237), the first end face (235) include the first extension end face (2351), the second end face It (237) include the second extension end face (2371), described first extends end face (2351) and second extension end face (2371) position In first end face (235) and the interlaced area of second end face (237)；Described first extends end face (2351) and second extension End face (2371) cooperates to form the transition passage (233)；

Described second to extend end face (2371) include extending end face (2351) with described first to be mutually matched and parallel plane (23711) and the inclined-plane (23713) of the connection plane, one is formed between the plane (23711) and the inclined-plane (23713) Obtuse angle, the inclined-plane (23713) protrude out it is described first extend end face (2351), it is described first extend end face (2351) with it is described Plane (23711) limits the first release way, and the inclined-plane (23713) limits the second release way；The feeder connection (2311) described first is set to extend between end face (2351) and the plane (23711).

9. moving head according to claim 8, which is characterized in that the transition passage (233) further include: connection described the One the first joint face (2373) for extending end face (2351) and the plane (23711) and extending along the first release way, connection It is described first extend end face (2351), the plane (23711), first joint face (2373) the second joint face (2375), the junctional area of plane (23711) and the inclined-plane (23713) described in the second joint face (2375) coupling part Domain, the feeder connection (2311) are opened in first joint face (2373).

10. moving head according to any one of claims 1 to 9, which is characterized in that the quantity of the threading hole (313) is 2 It is a, be symmetrically opened in the side of the head capsule (30), for same rope of beating the grass two free ends also cross and be inserted into institute It states fixed in head capsule (30)；Two plug wire channels (231) of corresponding threading hole (313) setting are along the shaft (10) It is symmetrical arranged.

11. moving head according to claim 10, which is characterized in that the feeder connection of each plug wire channel (231) (2311), the angle that the relatively described shaft (10) of channel outlet is formed by central angle is less than 180 degree.

12. a kind of grass-mowing machine characterized by comprising driving device, and wanted by driving device driving rotation such as right Seek the described in any item moving heads of 1-11.