CN208523302U

CN208523302U - A kind of branch cutter

Info

Publication number: CN208523302U
Application number: CN201821174616.0U
Authority: CN
Inventors: 黄家旺; 蔡海东
Original assignee: Suzhou Xin Run Environmental Protection Technology Co Ltd
Current assignee: Suzhou Xin Run Environmental Protection Technology Co Ltd
Priority date: 2018-07-24
Filing date: 2018-07-24
Publication date: 2019-02-22
Anticipated expiration: 2028-07-24

Abstract

The utility model discloses a kind of branch cutters, are related to pruning tool technical field, and the cutter includes: pedestal, are provided with sliding slot on the pedestal；Telescopic rod；Telescopic fixing rod, the telescopic fixing rod include first part and second part, wherein first part's setting is provided with N number of first bolt hole in first accommodating space, and in the first part；Movable pulley, the movable pulley are connected with the sliding slot；Mobile bar, the mobile bar are connect by the movable pulley with the pedestal, and, there is the second accommodating space inside the mobile bar；Telescopic moving bar；Stabilizing member, the stabilizing member are arranged in the first part of the telescopic fixing rod by connector, and have first through hole on the stabilizing member；Moving member, the moving member include a sleeve, the second through-hole；Drive rod；Second shaft；Saw blade.It is simple to have reached structure, it is easy to operate, it reduces labor intensity and improves the technical effect of working efficiency.

Description

A kind of branch cutter

Technical field

The utility model relates to pruning tool technical field, in particular to a kind of branch cutter.

Background technique

In general, the road both sides in gardens can plant the plant of some flowers, plants and trees etc, other some places also can Plantation as needed, and generally all can periodically be trimmed to gardens, to guarantee the neat appearance of these gardens flowers, plants and trees.

But the application utility model people during technical solution, has found above-mentioned existing skill in realizing the embodiment of the present application Art at least has the following technical problems:

When gardens branch higher to position and more coarse is cut, because there is itself certain in cutter itself Weight causes great work intensity, and operation is not simple and direct enough, time-consuming and laborious.

Utility model content

The utility model provides a kind of branch cutter and method, to solve in the prior art higher again to position When more coarse gardens branch is cut, since cutter itself is there are certain own wt, great work intensity is caused, And not simple and direct enough, time-consuming and laborious technical problem is operated, it is simple to have reached structure, and it is easy to operate, it reduces labor intensity and mentions The technical effect of high working efficiency.

On the one hand, the utility model provides a kind of branch cutter, and the cutter includes: pedestal, on the pedestal It is provided with sliding slot；Telescopic rod, the telescopic rod are vertically arranged with the pedestal, and, the side of the telescopic rod and the pedestal Edge alignment setting, wherein there is the first accommodating space inside the telescopic rod；Telescopic fixing rod, the telescopic fixing rod packet Include first part and second part, wherein the first part is arranged in first accommodating space, and the first part On be provided with N number of first bolt hole；Movable pulley, the movable pulley are connected with the sliding slot；Mobile bar, the mobile bar pass through The movable pulley is connect with the pedestal, and, there is the second accommodating space inside the mobile bar；Telescopic moving bar, it is described to stretch Contracting mobile bar includes Part III and Part IV, wherein the Part III is arranged in second accommodating space, and institute It states and is provided with M the second bolt hole stabilizing members on Part III, the stabilizing member is arranged by connector described Telescopic Fixed In the first part of bar, and there is first through hole on the stabilizing member；Moving member, the moving member lead to including a sleeve, second Hole, wherein the sleeve is covered in the outside of the telescopic fixing rod；One end of drive rod, the drive rod passes through first rotating shaft It is connect with the telescopic moving bar, the other end passes through the first through hole and connect with the moving member；Second shaft, described second Shaft passes through second through-hole and connect with the moving member；Saw blade, the saw blade are connect with second shaft one end, In, the other end of second shaft is connected with a gear, wherein the saw blade rotates under the drive of the gear.

Preferably, the cutter further include: baffle, the baffle plate setting is in the other side of the pedestal, and the gear The height of plate is greater than the height of the pedestal.

Preferably, the cutter further include: hook, it is described to link up with the second part that the telescopic fixing rod is set On, and, the hook is located at the top of the saw blade.

Preferably, the hook is an arc-shaped workpiece.

Preferably, the cutter further include: fixed plate, one end of the fixed plate and the telescopic fixing rod weld, The other end and the hook connect, and, the circular arc vertex flush of the bottom surface of the other end and the hook bottom surface.

Preferably, the upper surface of the fixed plate and flush on the outside of the end of the telescopic fixing rod.

Preferably, the cutter further include: arrow shovel, the arrow shovel are connected with the telescopic fixing rod by connector It connects；Wherein, the arrow spader body includes: first edge of shovel, and first edge of shovel setting is in arrow shovel far from described flexible The one end of fixed link；Second edge of shovel, second edge of shovel are symmetricly set on the arrow and shovel close to the telescopic fixing rod The two sides of the other end.

Preferably, the cutter further include: gear bar, the gear bar are connected by connector and the telescopic fixing rod It connects, and, gear grooved is provided in the gear bar, wherein the gear grooved is engaged with the gear；Chain, the chain are set It sets in the periphery of the saw blade, wherein fixed chain is provided on the chain, the outside of the fixed chain is fixedly connected with saw Tooth；When pushing the mobile bar mobile towards the direction of the telescopic fixing rod, the mobile bar drive the drive rod to Upper movement, the moving member move up under the drive of the mobile bar, drive second shaft by the gear bar Rotation, so that the saw blade drives the sawtooth rotation to be cut.

Preferably, the side of the fixed chain towards the saw blade the center point is fixedly installed casting die.

Preferably, the cutter further include: the outside of the saw blade is arranged in groove, the groove, wherein described recessed Slot can accommodate the casting die, be connect the fixed chain with the saw blade by the casting die；The groove includes the first groove With the second groove, and, the groove is arranged in close to one end of the saw blade the center point, second groove in first groove The other end of the groove far from the saw blade the center point is set, wherein the bottom width of first groove is less than described The width of the upper surface of second groove.

Preferably, the width of the casting die is equal with the upper surface width of second groove, and the casting die is elasticity Part.

Preferably, the cutter further include: the sawtooth has R the first tooth groups, and the first tooth group includes the One tooth, the second tooth, third tooth, the 4th tooth, the 5th tooth, wherein first tooth, the second tooth, third tooth, the 4th tooth, the 5th tooth It sets gradually；Or, the sawtooth has W the second tooth groups, and the second tooth group includes the 6th tooth and the 7th tooth.

Preferably, outside of first tooth pitch from the fixed chain has the first height, and the first tooth tooth top is cut There is first angle between line and the main surface of first tooth；Outside of second tooth pitch from the fixed chain has second Highly, there is second angle, the tooth of second tooth between the tangent line of the second tooth tooth top and the main surface of second tooth There is second of angle between the tangent line on top and the subsurface of second tooth；Outside of the third tooth pitch from the fixed chain With third height, there is third angle between the tangent line of the third tooth tooth top and the main surface of the third tooth；Described Outside of four tooth pitches from the fixed chain has the 4th height, the tangent line of the 4th tooth tooth top and the main surface of the 4th tooth Between have fourth angle；Outside of 5th tooth pitch from the fixed chain has the 5th height, the 5th tooth tooth top There is the 5th angle between tangent line and the main surface of the 5th tooth.

Preferably, the range of the first angle is 22 ° to 28 °；The range of the second angle is 33 ° -37 °, described The range of second of angle is 18 ° -24 °, and the difference in height of second height and first height arrives for 0.007cm 0.012cm；The range of the third angle is 33 ° -37 °, and the difference in height of the third height and first height is 0.05cm-0.1cm；The range of the fourth angle is equal with the third angle, and the 4th height and the third are high It spends equal；5th height is equal with first height, and, the range of the 5th angle is 38 ° -42 °.

Preferably, first tooth and second tooth specifically include: left first tooth, left heavy second tooth, and right first tooth is right Weigh the second tooth, left first tooth, left heavy second tooth, wherein left first tooth, left heavy second tooth, right first tooth are right heavy by second Tooth, left first tooth, left heavy second tooth are set gradually.

Preferably, inclination angle range is 4 ° -6 °.

Preferably, the connector is screw.

Preferably, the drive rod and the moving member weld, and, the connection of second shaft and second through-hole Place is provided with rubber ring.

Preferably, the first gap between the inner wall of the sleeve and the outside of the telescopic fixing rod；The drive rod Second gap between outside and the inner wall of the first through hole.

Preferably, P third bolt hole is correspondingly arranged on the telescopic rod, wherein P is equal with N；In the mobile bar It is correspondingly arranged on Q the 4th bolts hole, wherein Q is equal with M.

On the other hand, the utility model additionally provides a kind of branch cutting method, which comprises mobile bar is pushed to exist It is mobile towards the direction of telescopic fixing rod on pedestal, wherein the mobile bar is connect by movable pulley with pedestal；It is described flexible solid Fixed pole and the pedestal are perpendicular；By the transmission effect of the mobile bar, the driving to drive rod is realized, wherein drive rod It is moved up under the drive of the mobile bar, wherein one end of the drive rod is connected by first rotating shaft and telescopic moving bar It connects, the other end connects a moving member；By the transmission effect of the drive rod, the driving to the moving member is realized, wherein institute Moving member is stated to move up under the drive of the drive rod；Control the rotation of the second shaft, wherein second shaft and gear Gear grooved on item matches；Under the induced effect of saw blade, sawtooth rotation branch is cut, wherein the saw blade with The second shaft connection.

Preferably, the method also includes: by arrow shovel first edge of shovel leaf is intensively influenced sight and cutting imitate It is rooted out in the place of rate；When arrow shovel moves down, second edge of shovel shoveled by the arrow is to the intensive shadow of leaf The place for ringing sight and cutting efficiency carries out secondary root out.

Preferably, the method also includes: will be located at the saw blade right above hanging on branch to be cut.

Said one or multiple technical solutions in the utility model embodiment at least have following one or more technologies Effect:

1, it is set on the pedestal in a kind of branch cutter provided by the embodiment of the utility model and method by pedestal It is equipped with sliding slot；Telescopic rod, the telescopic rod are vertically arranged with the pedestal, and, a side of the telescopic rod and the pedestal Portion's alignment setting, wherein there is the first accommodating space inside the telescopic rod；Telescopic fixing rod, the telescopic fixing rod include First part and second part, wherein the first part is arranged in first accommodating space, and in the first part It is provided with N number of first bolt hole；Movable pulley, the movable pulley are connected with the sliding slot；Mobile bar, the mobile bar pass through institute Movable pulley is stated to connect with the pedestal, and, there is the second accommodating space inside the mobile bar；Telescopic moving bar, it is described flexible Mobile bar includes Part III and Part IV, wherein the Part III is arranged in second accommodating space, and described M the second bolts hole are provided on Part III；Stabilizing member, the stabilizing member are arranged by connector in the telescopic fixing rod First part on, and on the stabilizing member have first through hole；Moving member, the moving member include a sleeve, the second through-hole, Wherein, the sleeve is covered in the outside of the telescopic fixing rod；One end of drive rod, the drive rod passes through first rotating shaft and institute The connection of telescopic moving bar is stated, the other end passes through the first through hole and connect with the moving member；Second shaft, second shaft It is connect across second through-hole with the moving member；Saw blade, the saw blade are connect with second shaft one end, wherein institute The other end for stating the second shaft is connected with a gear, wherein the saw blade rotates under the drive of the gear.It solves existing In technology when gardens branch higher to position and more coarse is cut, because there is itself certain in cutter itself Weight, causes great work intensity, and operates not simple and direct enough, time-consuming and laborious technical problem, and it is simple to have reached structure, operation side Just, it reduces labor intensity and improves the technical effect of working efficiency.

2, in a kind of branch cutter provided by the embodiment of the utility model, by baffle, the baffle plate setting is described The other side of pedestal, and the height of the baffle is greater than the height of the pedestal.Having reached can prevent movable pulley from skidding off pedestal Technical effect.

3, in a kind of branch cutter provided by the embodiment of the utility model, by hook, the hook is arranged described On the second part of telescopic fixing rod, and, the hook is located at the top of the saw blade.It further solves to more coarse The technical issues of branch persistently lifts waste strength when cutting, cutter can be hung on branch to be cut by having reached, laborsaving Technical effect.

4, in a kind of branch cutter provided by the embodiment of the utility model, by fixed plate, one end of the fixed plate It being welded with the telescopic fixing rod, the other end and the hook connect, and, the circular arc of the bottom surface of the other end and the hook bottom surface Vertex flush.Having reached prevents from hanging over jiggly technical effect on branch.

5, in a kind of branch cutter provided by the embodiment of the utility model, shoveled by arrow, arrow shovel with it is described Telescopic fixing rod is connected by connector；Wherein, the arrow spader body includes: first edge of shovel, and first edge of shovel setting exists The arrow shovels the one end far from the telescopic fixing rod；Second edge of shovel, second edge of shovel are symmetricly set on the arrow Shovel the two sides close to the other end of the telescopic fixing rod.The ground that sight and cutting efficiency can be intensively influenced on leaf is reached Fang Jinhang is rooted out, while can also intensively influence the place progress two of sight and cutting efficiency on leaf when arrow is shoveled and moved down The secondary technical effect rooted out.

6, in a kind of branch cutter provided by the embodiment of the utility model, there are R the first tooth groups by the sawtooth, And the first tooth group include the first tooth, the second tooth, third tooth, the 4th tooth, the 5th tooth, wherein first tooth, the second tooth, Third tooth, the 4th tooth, the 5th tooth are set gradually；Or, the sawtooth has W the second tooth groups, and the second tooth group includes the Six teeth and the 7th tooth.Having reached, which can reach, prevents premature tooth to be broken, and stablizes sawtooth, prevents from turning between saw cut, extends saw The technical effect of the service life of tooth.

7, it in a kind of branch cutter provided by the embodiment of the utility model, is welded by the drive rod and the moving member It connects, and, the junction of second shaft and second through-hole is provided with rubber ring.Reach and prevented noise, has turned The technical effect that axis works as a buffer when rotating.

8, it in a kind of branch cutter provided by the embodiment of the utility model, is stretched by the inner wall of the sleeve with described First gap between the outside of fixed link；Second gap between the outside of the drive rod and the inner wall of the first through hole.It reaches It is lavished labor on and drive when generating noise, preventing telescopic moving bar from rotating to friction is generated when preventing moving member from moving up and down The technical effect of drive rod rotation.

The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model Art means, and being implemented in accordance with the contents of the specification, and in order to allow above and other purpose, feature of the utility model It can be more clearly understood with advantage, it is special below to lift specific embodiment of the present utility model.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of branch cutter in the utility model embodiment；

Fig. 2 is a kind of another structural schematic diagram of branch cutter in the utility model embodiment；

Fig. 3 is a kind of another structural schematic diagram of branch cutter in the utility model embodiment；

Fig. 4 is the partial enlargement diagram at I of a kind of branch cutter in the utility model embodiment；

Fig. 5 is the partial enlargement diagram at II of a kind of branch cutter in the utility model embodiment；

Fig. 6 is a kind of structural schematic diagram of the stabilizing member of branch cutter in the utility model embodiment；

Fig. 7 is a kind of structural schematic diagram of the saw blade of branch cutter in the utility model embodiment；

Fig. 8 be in the utility model embodiment in a kind of branch cutter sawtooth III at partial enlargement diagram；

Fig. 9 is a kind of structural schematic diagram of another sawtooth in branch cutter in the utility model embodiment；

Figure 10 is a kind of another structural schematic diagram of sawtooth in branch cutter in the utility model embodiment；

Figure 11 is a kind of another structural schematic diagram of saw blade in branch cutter in the utility model embodiment；

Figure 12 is the sectional view at A-A in branch cutter a kind of in the utility model embodiment；

Figure 13 is another sectional view at A-A in branch cutter a kind of in the utility model embodiment；

Figure 14 is a kind of structural schematic diagram of branch cutter middle gear item in the utility model embodiment；

Figure 15 is the connection schematic diagram of shaft and saw blade in a kind of branch cutter in the utility model embodiment；

Figure 16 be in the utility model embodiment IV in a kind of branch cutter at partial enlargement diagram；

Figure 17 is a kind of cut state schematic diagram of branch cutter in the utility model embodiment；

Figure 18 is a kind of flow diagram of branch cutting method in the utility model embodiment.

Description of symbols: 1- pedestal, 2- baffle, 3- telescopic rod, the first bolt of 31-, the first bolt hole of 32-, 4- are mobile Wheel, 5- mobile bar, the second bolt of 51-, the second bolt hole of 52-, 6- telescopic fixing rod, 7- telescopic moving bar, 8- drive rod, 9- Stabilizing member, 10- moving member, 11- gear bar, 111- gear grooved, the second shaft of 12-, 13- saw blade, 131- groove, 14- hook, 15- arrow shovel, 16- fixed plate, 17- chain, the fixed chain of 171-, 18- sawtooth, the first tooth of 181-, 1811- first angle, 182- Second tooth, 1821- second angle, second of angle of 1822-, 183- third tooth, 1831- third angle, the 4th tooth of 184-, The 4th angle 1841-, the 5th tooth of 185-, 187- main surface, 188- subsurface, the 6th tooth of 186-, the 7th tooth of 187-, 19- pressure Part.

Specific embodiment

The utility model embodiment provides a kind of branch cutter and method, to solve in the prior art to position When higher and more coarse gardens branch is cut, since cutter itself is there are certain own wt, work is caused Intensity is big, and operates not simple and direct enough, time-consuming and laborious technical problem.

The technical scheme in the embodiment of the utility model, overall structure are as follows:

The utility model provides a kind of branch cutter and method and is provided with sliding slot on the pedestal by pedestal；It stretches Contracting bar, the telescopic rod are vertically arranged with the pedestal, and, the telescopic rod is aligned setting with the side edge of the pedestal, Wherein, there is the first accommodating space inside the telescopic rod；Telescopic fixing rod, the telescopic fixing rod include first part and Two parts, wherein first part setting is provided with N the in first accommodating space, and in the first part One bolt hole；Movable pulley, the movable pulley are connected with the sliding slot；Mobile bar, the mobile bar by the movable pulley with The pedestal connection, and, there is the second accommodating space inside the mobile bar；Telescopic moving bar, the telescopic moving bar include Part III and Part IV, wherein the Part III is arranged in second accommodating space, and on the Part III It is provided with M the second bolts hole；The first part of the telescopic fixing rod is arranged in by connector for stabilizing member, the stabilizing member On, and there is first through hole on the stabilizing member；Moving member, the moving member include a sleeve, the second through-hole, wherein described Sleeve is covered in the outside of the telescopic fixing rod；One end of drive rod, the drive rod passes through first rotating shaft and the flexible shifting Lever connection, the other end pass through the first through hole and connect with the moving member；Second shaft, second shaft pass through described Second through-hole is connect with the moving member；Saw blade, the saw blade are connect with second shaft one end, wherein described second turn The other end of axis is connected with a gear, wherein the saw blade rotates under the drive of the gear.It is simple to have reached structure, has grasped Facilitate, reduce labor intensity and improves the technical effect of working efficiency.

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to The range of the utility model protection.

Embodiment one

The utility model embodiment provides a kind of branch cutter, referring to FIG. 1, the cutter includes:

Pedestal 1 is provided with sliding slot on the pedestal 1；

Specifically, the pedestal 1 is the support construction of the cutter, that is, can further be arranged on the pedestal 1 The end face centre of other elements, the pedestal 1 is equipped with sliding slot, can be attached the movable pulley 4 by the sliding slot.

Telescopic rod 3, the telescopic rod 3 are vertically arranged with the pedestal 1, and, the telescopic rod 3 and the one of the pedestal 1 Side portion alignment setting, wherein there is the first accommodating space inside the telescopic rod 3；

Telescopic fixing rod 6, the telescopic fixing rod 6 include first part and second part, wherein the first part sets It sets in first accommodating space, and is provided with N number of first bolt hole 32 in the first part；

Further, P third bolt hole is correspondingly arranged on the telescopic rod 3, wherein P is equal with N；

Specifically, as shown in Fig. 2, the telescopic rod 3 and the pedestal 1 are perpendicular, the lower end surface of the telescopic rod 3 with The upper surface of the pedestal 1 is bolted, the first part of the telescopic fixing rod 6, i.e., the described telescopic fixing rod 6 Lower end is placed in inside the first accommodating space of the telescopic rod 3, and N number of is provided in the first part of the telescopic fixing rod 6 One bolt hole 32 is correspondingly arranged on P third bolt hole on the telescopic rod 3, and the number of bolt hole of the two is equal, that is, It says, the telescopic fixing rod 6 is equipped with corresponding bolt hole with the telescopic rod 3, and the first bolt 31 passes through solid from bolt hole Determine residence and state telescopic fixing rod 6 and telescopic rod 3, and is corresponding with the telescopic rod 3 by adjusting the telescopic fixing rod 6 32 adjustable height of bolt hole.

Movable pulley 4, the movable pulley 4 are connected with the sliding slot；

Specifically, 4 bottom of movable pulley is connect with the sliding slot on the pedestal 1, so that the institute of heeling condition Stating 5 lower end of mobile bar can connect with 4 center of movable pulley.

Mobile bar 5, the mobile bar 5 are connect by the movable pulley 4 with the pedestal 1, and, inside the mobile bar 5 With the second accommodating space；

Telescopic moving bar 7, the telescopic moving bar 7 include Part III and Part IV, wherein the Part III is set It sets in second accommodating space, and is provided with M the second bolts hole 52 on the Part III；

Further, Q the 4th bolts hole are correspondingly arranged in the mobile bar 5, wherein Q is equal with M.

Specifically, as shown in figure 3, after the movable pulley 4 is connect with the sliding slot, the movement of heeling condition 5 lower end of bar can be connect with 4 center of movable pulley, and when pushing the mobile bar 5, the mobile bar 5 can be at the bottom at this time The horizontal plane direction of seat 1 is mobile, further, the Part III of the telescopic moving bar 7, i.e., in the described telescopic moving bar 7 Between be placed in lower end inside the second accommodating space of the mobile bar 5, as shown in figure 5, the third portion of the telescopic moving bar 7 It is provided with M the second bolts hole 52 on point, Q the 4th bolts hole, and the bolt hole of the two are correspondingly arranged in the mobile bar 5 Quantity is equal, that is to say, that the telescopic moving bar 7 is equipped with corresponding bolt hole 52 with the mobile bar 5, so that second Bolt 51 passes through fixed telescopic moving bar 7 and mobile bar 5 from the bolt hole, and by adjust the telescopic moving bar 7 with The corresponding bolt hole adjustable height of the mobile bar 5.

Stabilizing member 9, the stabilizing member 9 are arranged in the first part of the telescopic fixing rod 6 by connector, and described There is first through hole on stabilizing member 9；

Further, the connector is screw.

Specifically, 9 bottom end of stabilizing member is by the way that up outer wall section connects among screw and the telescopic fixing rod 6 It connects, so that it is mobile to prevent the stabilizing member 9, while having first through hole on the stabilizing member 9, so that the drive rod 8 can be with It is connect across the first through hole with the moving member 10.

Moving member 10, the moving member 10 include a sleeve, the second through-hole, wherein the sleeve is covered described flexible solid The outside of fixed pole 6；

Further, the first gap between the inner wall of the sleeve and the outside of the telescopic fixing rod 6.

Specifically, the moving member 10 is located at the top of the stabilizing member 9, the sleeve of 10 right end of moving member covers On 6 outer wall of telescopic fixing rod, and, the inner wall of the sleeve and the external of the telescopic fixing rod 6 keep a fixed gap, from And it can achieve and generate the technical effect that friction lavishes labor on generates noise when preventing moving member from moving up and down.

One end of drive rod 8, the drive rod 8 is connect by first rotating shaft with the telescopic moving bar 7, and the other end passes through The first through hole is connect with the moving member 10；

Further, the drive rod 8 is welded with the moving member 10.

Further, the second gap between the outside of the drive rod 8 and the inner wall of the first through hole.

Specifically, the lower end of the drive rod 8 is connect with 7 upper end of telescopic moving bar with by first rotating shaft, from And reached the technical effect that drive rod rotation is driven when preventing telescopic moving bar from rotating, as shown in fig. 6, the drive rod 8 Middle section passes through the first through hole of the stabilizing member 9, and the inner wall of the outside of the drive rod 8 and the first through hole is protected Certain interval is held, has reached and has generated the technical effect that friction lavishes labor on generates noise when preventing drive rod from moving up and down, Further, the middle section of the drive rod 8 is after the first through hole of the stabilizing member 9, the upper end of the drive rod 8 It is welded with 10 side of moving member.

Second shaft, second shaft 12 pass through second through-hole and connect with the moving member 10；

Further, second shaft 12 and the junction of second through-hole are provided with rubber ring

Specifically, second shaft 12 passes through the second through-hole on the moving member 10, and in second shaft 12 are equipped with rubber ring with the contact portion of second through-hole, and then have reached and prevented noise, in shaft rotation from it is slow The technical effect of punching effect.

Saw blade 13, the saw blade 13 are connect with described second shaft, 12 one end, wherein the other end of second shaft 12 It is connected with a gear, wherein the saw blade rotates under the drive of the gear.

Specifically, one end of second shaft 12 is fixedly connected with the center of the saw blade 13, institute as shown in Fig. 4,15 The other end for stating the second shaft 12 is provided with a gear, and, it, can be by second shaft 12 when gear rotation One step drives the saw blade 13 to rotate.

Further, the cutter further include: the other side of the pedestal 1, and institute is arranged in baffle 2, the baffle 2 The height for stating baffle 2 is greater than the height of the pedestal 1.

Specifically, the baffle 2 is arranged in 1 left side of pedestal, and it is connected by screw between the two, so that can With renewal part easy to disassemble, while it can prevent movable pulley from skidding off pedestal by the baffle.

Further, the cutter further include: hook 14, the hook 14 are arranged in the of the telescopic fixing rod 6 On two parts, and, the hook 14 is located at the top of the saw blade 13.

Further, the hook 14 is an arc-shaped workpiece.

Further, the cutter further include: fixed plate 16, one end of the fixed plate 16 and the telescopic fixing rod 6 welding, the other end are connect with the hook 14, and, the circular arc vertex flush of 14 bottom surfaces of the bottom surface of the other end and the hook.

Further, the upper surface of the fixed plate 16 and flush on the outside of the end of the telescopic fixing rod 6.

Specifically, the side of the telescopic fixing rod 6 is equipped with a hook 14, the hook 14 is located at the saw blade 13 Surface, the hook 14 can be hung on branch to be cut, when further solving to more coarse branch cutting The problem of persistently lifting waste strength, meanwhile, 6 side of telescopic fixing rod is also welded with a fixed plate 16, specifically, described The shape of hook 14 is an arcuate structure, therefore, on the outside of the end of the upper surface of the fixed plate 16 and the telescopic fixing rod 6 Flush, 16 lower end surface of fixed plate is located at the horizontal direction on the circular arc vertex of 14 bottom surfaces of the hook, to reach anti- Only hang over jiggly technical effect on branch.

Further, the cutter further include: arrow shovel 15, the arrow shovel 15 pass through with the telescopic fixing rod 6 Connector connection；Wherein, the arrow shovel 15 specifically includes: first edge of shovel, and first edge of shovel setting shovels 15 in the arrow One end far from the telescopic fixing rod 6；Second edge of shovel, it is close that second edge of shovel is symmetricly set on the arrow shovel 15 The two sides of the other end of the telescopic fixing rod 6.

Specifically, 6 end of telescopic fixing rod is connected by screw to arrow shovel 15, wherein the arrow shovel 15 First edge of shovel and second edge of shovel are specifically included, specifically, first edge of shovel raises upward, is located at arrow shovel 15 Upper end, that is, the one end far from the telescopic fixing rod 6；It is close that second edge of shovel is symmetricly set on the arrow shovel 15 The two sides of the other end of the telescopic fixing rod 6, that is, second edge of shovel is that the arrow shovels top and curves inwardly down shape At two arcuate portions, shoveled by the place that first edge of shovel can intensively influence sight and cutting efficiency to leaf It removes, intensively influences the place of sight and cutting efficiency on leaf by second edge of shovel when arrow shovel 15 is moved down Carry out secondary root out.

Further, the cutter further include: gear bar 11, the gear bar 11 are stretched admittedly by connector with described Fixed pole 6 connects, and, gear grooved 111 is provided in the gear bar 11, wherein the gear grooved 111 is engaged with the gear.

Further, the cutter further include: the periphery of the saw blade 13 is arranged in chain 17, the chain 17, In, fixed chain 171 is provided on the chain 17, the outside of the fixed chain 171 is fixedly connected with sawtooth 18.

Further, when pushing the mobile bar 5 mobile towards the direction of the telescopic fixing rod 6, the mobile bar 5 The drive rod 8 is driven to move up, the moving member 10 moves up under the drive of the mobile bar 5, passes through the tooth Wheel item 11 drives second shaft 12 to rotate, so that the saw blade 13 drives the rotation of sawtooth 18 to be cut.

Specifically, the gear bar 11 of 9 side of stabilizing member is connected by screw to 6 outer wall of telescopic fixing rod, As shown in figure 14, the gear bar 11 is equipped with gear grooved 111, and the gear grooved 111 and the gear of described 12 one end of shaft are nibbled It closes, further, shown as illustrated in fig. 7 and fig. 10, the chain 17 encloses periphery setting around the one of the saw blade 13, and described Fixed chain 171 is additionally provided on chain 17, further, as shown in figure 16, the outside of the fixed chain 171 is fixedly connected with Sawtooth 18.Therefore, when pushing the mobile bar 5 mobile towards the direction of the telescopic fixing rod 6, the mobile bar 5 is driven The drive rod 8 moves up, and the moving member 10 moves up under the drive of the mobile bar 5, passes through the gear bar 11 drive second shaft 12 to rotate, so that the saw blade 13 drives the rotation of sawtooth 18 to be cut.As shown in figure 17, In other words, when pushing the mobile bar 5 to move right, the drive rod 8 is moved up, and the moving member 10 is to moving up Dynamic, the shaft 12 rotates under the gear bar 11 effect, and the saw blade 13 drives the sawtooth 18 in the chain 17 Rotation is cut.

Further, the side of the fixed chain 171 towards 13 the center point of saw blade is fixedly installed casting die 19.

Further, the cutter further include: the outside of the saw blade 13 is arranged in groove 131, the groove 131, Wherein, the groove 131 can accommodate the casting die 19, be connected the fixed chain 171 with the saw blade 13 by the casting die 19 It connects.

Further, the groove 131 includes the first groove and the second groove, and, first groove is arranged described Groove 131 is arranged in the groove 131 close to one end of 13 the center point of saw blade, second groove far from the saw blade The other end of 13 the center points, wherein the bottom width of first groove is less than the width of the upper surface of second groove.

Further, the width of the casting die 19 is equal with the upper surface width of second groove, and the casting die 19 For elastic component.

Specifically, as shown in figure 11,13 side end face of saw blade is equipped with groove 131, as shown in Figure 12,13, described solid Determine to be fixedly connected with casting die 19 on the inside of chain 17, then the casting die 19 be pressed into the groove 131, by the fixed chain 17 with The saw blade 13 connects, not only efficient and convenient when needing to change also to save time raising working efficiency.Further, described recessed Slot 131 includes the first groove and the second groove, and the bottom width of first groove is less than the upper surface of second groove Width, that is to say, that the groove 131 of the saw blade 13 is wide at the top and narrow at the bottom, and the bottom face width d3 of the groove 131 is less than described recessed 131 upper horizontal plane width d4, the width d4 of the casting die 19 of slot are consistent with the 131 upper horizontal plane width d4 of groove, the pressure Part 19 be elastic component, when casting die is pressed into groove can be more firm.

Further, the cutter further include: the sawtooth tool 18 has R the first tooth groups, and the first tooth group packet Include the first tooth 181, the second tooth 182, third tooth 183, the 4th tooth 184, the 5th tooth 185, wherein first tooth 181, the second tooth 182, third tooth 183, the 4th tooth 184, the 5th tooth 185 are set gradually；Or, the sawtooth 18 has W the second tooth groups, and described Second tooth group includes the 6th tooth 186 and the 7th tooth 187.

Further, as shown in figure 8, outside of first tooth 181 apart from the fixed chain 171 has the first height, There is first angle 1811 between the tangent line of first tooth, 181 tooth top and the main surface of first tooth 181；Second tooth 182 outside apart from the fixed chain 171 has the second height, the tangent line and second tooth 182 of 182 tooth top of the second tooth Main surface between have second angle 1821, the secondary table of the tangent line of the tooth top of second tooth 182 and second tooth 182 There is second of angle 1822 between face；Outside of the third tooth 183 apart from the fixed chain 171 has third height, institute Stating has third angle 1831 between the tangent line of 183 tooth top of third tooth and the main surface of the third tooth 173；4th tooth 184 outside apart from the fixed chain 171 has the 4th height, the tangent line and the 4th tooth 184 of 184 tooth top of the 4th tooth Main surface between have fourth angle；Outside of 5th tooth 185 apart from the fixed chain 171 has the 5th height, institute Stating has the 5th angle 1851 between the tangent line of 185 tooth top of the 5th tooth and the main surface of the 5th tooth 185.

Further, the range of the first angle 1811 is 22 ° to 28 °；The range of the second angle 1821 is 33 ° -37 °, the range of second of angle 1822 is 18 ° -24 °, the difference in height of second height and first height For 0.007cm to 0.012cm；The range of the third angle 1831 is 33 ° -37 °, the third height and first height Difference in height be 0.05cm-0.1cm；The range of the fourth angle 1841 is equal with the third angle, and described 4th high It spends equal with the third height；5th height is equal with first height, and, the model of the 5th angle 1851 Enclose is 38 ° -42 °.

Specifically, the sawtooth tool 18 has R the first tooth groups, that is to say, that five teeth on the sawtooth 18 are one It is with teeth to be made of institute R group for group, wherein the first tooth group includes the first tooth 181, the second tooth 182, third tooth 183, the 4th tooth 184, the 5th tooth 185, specifically, outside of first tooth 181 apart from the fixed chain 171 has the first height D1, it is described There is first angle 1811 between the tangent line of first tooth, 181 tooth top and the main surface 185 of first tooth 181, and, described the The range of one angle 1811 is 22 ° to 28 °；Difference in height between second height and first height arrives for 0.007cm 0.012cm has second angle 1821, institute between the tangent line of 182 tooth top of the second tooth and the main surface of second tooth 182 Stating has second of angle 1822 between the tangent line of the tooth top of the second tooth 182 and the subsurface 186 of second tooth 182, described The range of second angle 1821 is 33 ° -37 °, and the range of second of angle 1822 is 18 ° -24 °；The third tooth 183 Outside apart from the fixed chain 171 has third height, and the difference in height with first height is 0.05cm-0.1cm, institute Stating has third angle 1831, the third angle between the tangent line of 183 tooth top of third tooth and the main surface of the third tooth 173 1831 range is 33 ° -37 °；4th height is consistent with the third height, fourth angle and the third angle one It causes；5th height is equal with first height, and the range of the 5th angle 1851 is 38 ° -42 °.Further, by The biggish difference in height of difference between relatively solid tooth, for example, it is about 0.025 centimetre high, although with no this difference in height phase Than, it will be apparent that difference in height can make tooth bear higher cutting force, but the sawtooth 18 is in the case where this increase cutting force Can reach prevents premature tooth to be broken.Further, the 5th tooth 185 insertion branch forms Initial Entry, the 5th tooth 185 relatively high and firm tooth, therefore the entrance for entering branch for rear sawtooth 18 can be formed, the sawtooth 18 is further It is inserted into branch, meanwhile, the 5th tooth 185 and the third tooth 183 and the 4th tooth 184 each serve as protection first tooth 181 and second tooth 182 effect, and the third tooth 183 and the 4th tooth 184 tend to stablize sawtooth 18, prevent sawtooth It is turned between 18 cuttings.Further, second of angle 1822 of the sawtooth 18 is smaller with respect to second angle 1821, defines heavily fortified point Solid tooth form, compared with prior art, if tooth tip is broken, relatively small subsurface 186 may not in the sawtooth It can be broken, work so as to continue to use sawtooth 18.

Further, first tooth and second tooth specifically include: left first tooth 186, and left heavy second tooth 187 is right First tooth 186, right heavy second tooth 187, left first tooth 186, left heavy second tooth 187, wherein left first tooth 186, Zuo Chong Two teeth 187, right first tooth 186, right heavy second tooth 187, left first tooth 186, left heavy second tooth 187 are set gradually.

Further, inclination angle range is 4 ° -6 °.

Specifically, as shown in figure 9, the sawtooth 18 is by repeating two continuous 6th teeth 186 and the 7th tooth 187 It limits, therebetween without any other tooth position.Wherein, the 6th tooth 186 and the decorative pattern of the 7th tooth 187 setting are as follows: left First tooth 186, left heavy second tooth 187, right first tooth 186, right heavy second tooth 187, left first tooth 186, left heavy second tooth 187. Inclination angle is within the scope of 4 ° to 6 °.To make the tooth of blade be different from the plane of tooth or by limiting plane for fixed the sharp of tooth Defined angle enters the angle of branch, and such blade can keep aggressiveness, can penetrate deep into cutting, from And realize more efficient cutting, using this angle, while substantiallying prevent premature tooth fracture.

Embodiment two

The utility model embodiment provides a kind of branch cutting method, please refers to Figure 18, which comprises

Step 110: pushing mobile bar 5 mobile towards the direction of telescopic fixing rod 6 on pedestal 1, wherein the mobile bar 5 are connect by movable pulley 4 with pedestal 1；The telescopic fixing rod 6 and the pedestal 1 are perpendicular；

Specifically, as shown in Figure 1, the pedestal 1 end face among be equipped with sliding slot, can be by the shifting by the sliding slot Driving wheel 4 is attached.The telescopic rod 3 and the pedestal 1 are perpendicular, the lower end surface of the telescopic rod 3 and the pedestal 1 Upper surface is bolted, the first part of the telescopic fixing rod 6, i.e., the lower end of the described telescopic fixing rod 6 is placed in described Inside first accommodating space of telescopic rod 3, after the movable pulley 4 is connect with the sliding slot, the movement of heeling condition 5 lower end of bar can be connect with 4 center of movable pulley, and when pushing the mobile bar 5, the mobile bar 5 can be at the bottom at this time The horizontal plane direction of seat 1 is mobile, that is, and it is mobile towards the direction of the telescopic fixing rod 6, that is, move right.

Step 120: by the transmission effect of the mobile bar 5, realizing the driving to drive rod 8, wherein drive rod 8 exists It is moved up under the drive of the mobile bar 5, wherein one end of the drive rod 8 is connected by first rotating shaft and telescopic moving bar 7 It connects, the other end connects a moving member 10；

Specifically, the lower end of the drive rod 8 is connect with 7 upper end of telescopic moving bar with by first rotating shaft, institute The middle section for stating drive rod 8 passes through the first through hole of the stabilizing member 9, and the outside of the drive rod 8 and described first The inner wall of through-hole keeps certain interval, and further, the middle section of the drive rod 8 leads to across the first of the stabilizing member 9 Kong Hou, the upper end of the drive rod 8 and 10 side of moving member are welded, when pushing the mobile bar 5, the movement at this time Bar 5 can on the horizontal plane of the pedestal 1 towards the direction of the telescopic fixing rod 6 it is mobile after, drive the drive rod 8 to Upper movement.

Step 130: by the transmission effect of the drive rod 8, realizing the driving to the moving member 10, wherein described Moving member 10 moves up under the drive of the drive rod 8；

Specifically, having first through hole on the stabilizing member 9, the drive rod 8 is allowed to pass through described first logical Hole is connect with the moving member 10, and therefore, when the drive rod 8 moves up, the moving member 10 moves up therewith.

Step 140: control the second shaft 12 rotation, wherein second shaft 12 and the gear grooved in gear bar 11 111 match；

Specifically, when pushing the mobile bar 5 mobile towards the direction of the telescopic fixing rod 6, the mobile bar 5 The drive rod 8 is driven to move up, the moving member 10 moves up under the drive of the mobile bar 5, and then passes through institute Stating gear bar 11 drives second shaft 12 to rotate, wherein the gear bar 11 of 9 side of stabilizing member with it is described Telescopic Fixed 6 outer wall of bar is connected by screw to, and the gear bar 11 is equipped with gear grooved 111, the gear grooved 111 and described 12 one end of shaft Gear engagement.

Step 150: under the induced effect of saw blade 13, branch is cut in the rotation of sawtooth 18, wherein the saw blade 13 connect with second shaft 12.

Specifically, when pushing the mobile bar 5 mobile towards the direction of the telescopic fixing rod 6, the mobile bar 5 The drive rod 8 is driven to move up, the moving member 10 moves up under the drive of the mobile bar 5, and then passes through institute Stating gear bar 11 drives second shaft 12 to rotate, so that the rotation of sawtooth 18 is to tree under the induced effect of saw blade 13 Branch is cut.

Further, the method also includes: leaf is intensively influenced sight and to cut by first edge of shovel of arrow shovel 15 It is rooted out in the place for cutting efficiency；When arrow shovel 14 moves down, by second edge of shovel of arrow shovel 15 to tree Leaf intensively influences sight and the place of cutting efficiency carries out secondary root out.

Specifically, 6 end of telescopic fixing rod is connected by screw to arrow shovel 15, the arrow shovel 15 is specifically wrapped First edge of shovel and second edge of shovel are included, specifically, first edge of shovel raises upward, is located at the upper end of arrow shovel 15, That is, the one end far from the telescopic fixing rod 6；Second edge of shovel is symmetricly set on the arrow shovel 15 close to described flexible The two sides of the other end of fixed link 6, that is, second edge of shovel is that the arrow shovels top and curves inwardly down to be formed two Arcuate portion is rooted out by the place that first edge of shovel can intensively influence sight and cutting efficiency to leaf, described The place progress that sight and cutting efficiency are intensively influenced on leaf by second edge of shovel when arrow shovel 15 moves down is secondary It roots out.

Further, the method also includes: the hook 14 being located at right above the saw blade 13 is hung over into tree to be cut On branch.

Specifically, hook 14 be located at the telescopic fixing rod 6 sides, while be also located at the saw blade 13 just on The shape of side, the hook 14 is an arcuate structure, can hang on branch to be cut, further solve to more coarse Branch cutting when the problem of persistently lifting waste strength.

Although the preferred embodiment of the utility model has been described, once a person skilled in the art knows basic Creative concept, then additional changes and modifications can be made to these embodiments.It is wrapped so the following claims are intended to be interpreted as It includes preferred embodiment and falls into all change and modification of the scope of the utility model.

Obviously, those skilled in the art the utility model embodiment can be carried out various modification and variations without departing from The spirit and scope of the utility model embodiment.In this way, if these modifications and variations of the utility model embodiment belong to this Within the scope of utility model claims and its equivalent technologies, then the utility model is also intended to encompass these modification and variations and exists It is interior.

Claims

1. a kind of branch cutter, which is characterized in that the cutter includes:

Pedestal is provided with sliding slot on the pedestal；

Telescopic rod, the telescopic rod are vertically arranged with the pedestal, and, the telescopic rod is aligned with the side edge of the pedestal Setting, wherein there is the first accommodating space inside the telescopic rod；

Telescopic fixing rod, the telescopic fixing rod include first part and second part, wherein the first part is arranged in institute It states in the first accommodating space, and is provided with N number of first bolt hole in the first part；

Movable pulley, the movable pulley are connected with the sliding slot；

Mobile bar, the mobile bar are connect by the movable pulley with the pedestal, and, have second to hold inside the mobile bar Between emptying；

Telescopic moving bar, the telescopic moving bar includes Part III and Part IV, wherein the Part III is arranged in institute It states in the second accommodating space, and is provided with M the second bolts hole on the Part III；

Stabilizing member, the stabilizing member are arranged in the first part of the telescopic fixing rod by connector, and the stabilizing member It is upper that there is first through hole；

Moving member, the moving member include a sleeve, the second through-hole, wherein the sleeve is covered in the outer of the telescopic fixing rod Portion；

Drive rod, one end of the drive rod are connect by first rotating shaft with the telescopic moving bar, and the other end is across described the One through-hole is connect with the moving member；

Second shaft, second shaft pass through second through-hole and connect with the moving member；

Saw blade, the saw blade are connect with second shaft one end, wherein the other end of second shaft is connected with a tooth Wheel, wherein the saw blade rotates under the drive of the gear.

2. cutter as described in claim 1, which is characterized in that the cutter further include:

Baffle, the baffle plate setting is in the other side of the pedestal, and the height of the baffle is greater than the height of the pedestal.

3. cutter as described in claim 1, which is characterized in that the cutter further include:

Hook, the hook are arranged on the second part of the telescopic fixing rod, and, the hook is located at the upper of the saw blade Side.

4. cutter as claimed in claim 3, which is characterized in that the hook is an arc-shaped workpiece.

5. cutter as claimed in claim 4, which is characterized in that the cutter further include:

Fixed plate, one end of the fixed plate and the telescopic fixing rod weld, and the other end and the hook connect, and, it is another The circular arc vertex flush of the bottom surface at end and the hook bottom surface.

6. cutter as claimed in claim 5, which is characterized in that the upper surface of the fixed plate and the telescopic fixing rod Flush on the outside of end.

7. cutter as claimed in claim 6, which is characterized in that the cutter further include:

Arrow shovel, the arrow shovel are connect with the telescopic fixing rod by connector；

Wherein, the arrow spader body includes:

First edge of shovel, first edge of shovel are arranged in the arrow and shovel the one end far from the telescopic fixing rod；

Second edge of shovel, second edge of shovel are symmetricly set on the arrow and shovel two close to the other end of the telescopic fixing rod Side.

8. cutter as described in claim 1, which is characterized in that the cutter further include:

Gear bar, the gear bar are connect by connector with the telescopic fixing rod, and, gear is provided in the gear bar Slot, wherein the gear grooved is engaged with the gear；

The periphery of the saw blade is arranged in chain, the chain, wherein fixed chain, the fixed chain are provided on the chain Outside be fixedly connected with sawtooth；

Wherein, when pushing the mobile bar mobile towards the direction of the telescopic fixing rod, the mobile bar drives the biography Lever moves up, and the moving member moves up under the drive of the mobile bar, drives described the by the gear bar Two shafts rotation, so that the saw blade drives the sawtooth rotation to be cut.

9. cutter as claimed in claim 8, which is characterized in that the fixed chain is solid towards the side of the saw blade the center point Surely it is provided with casting die.

10. cutter as claimed in claim 9, which is characterized in that the cutter further include:

The outside of the saw blade is arranged in groove, the groove, wherein the groove can accommodate the casting die, pass through the pressure The fixed chain is connect by part with the saw blade；

Wherein, the groove includes the first groove and the second groove, and, the first groove setting is in the groove close to described The other end of the groove far from the saw blade the center point is arranged in one end of saw blade the center point, second groove, wherein institute State the first groove bottom width be less than second groove upper surface width.

11. cutter as claimed in claim 10, which is characterized in that the upper table of the width of the casting die and second groove Face width is equal, and the casting die is elastic component.

12. cutter as claimed in claim 8, which is characterized in that the cutter further include:

The sawtooth has R the first tooth groups, and the first tooth group includes the first tooth, the second tooth, third tooth, the 4th tooth, the Five teeth, wherein first tooth, the second tooth, third tooth, the 4th tooth, the 5th tooth are set gradually；

Or,

The sawtooth has W the second tooth groups, and the second tooth group includes the 6th tooth and the 7th tooth.

13. cutter as claimed in claim 12, which is characterized in that outside of first tooth pitch from the fixed chain has First height, has first angle between the tangent line of the first tooth tooth top and the main surface of first tooth；

Outside of second tooth pitch from the fixed chain has the second height, the tangent line of the second tooth tooth top and described second There is second angle between the main surface of tooth, have between the tangent line of the tooth top of second tooth and the subsurface of second tooth Second of angle；

Outside of the third tooth pitch from the fixed chain has third height, the tangent line of the third tooth tooth top and the third There is third angle between the main surface of tooth；

Outside of 4th tooth pitch from the fixed chain has the 4th height, the tangent line and the described 4th of the 4th tooth tooth top There is fourth angle between the main surface of tooth；

Outside of 5th tooth pitch from the fixed chain has the 5th height, the tangent line and the described 5th of the 5th tooth tooth top There is the 5th angle between the main surface of tooth.

14. cutter as claimed in claim 13, which is characterized in that the range of the first angle is 22 ° to 28 °；

The range of the second angle is 33 ° -37 °, and the range of second of angle is 18 ° -24 °, second height with The difference in height of first height is 0.007cm to 0.012cm；

The range of the third angle is 33 ° -37 °, and the difference in height of the third height and first height is 0.05cm- 0.1cm；

The range of the fourth angle is equal with the third angle, and the 4th height is equal with the third height；

5th height is equal with first height, and, the range of the 5th angle is 38 ° -42 °.

15. cutter as claimed in claim 12, which is characterized in that first tooth and second tooth specifically include: left First tooth, left heavy second tooth, right first tooth, right heavy second tooth, left first tooth, left heavy second tooth, wherein left first tooth, Left heavy second tooth, right first tooth, right heavy second tooth, left first tooth, left heavy second tooth are set gradually.

16. cutter as claimed in claim 15, which is characterized in that inclination angle range is 4 ° -6 °.

17. cutter as described in claim 1, which is characterized in that the connector is screw.

18. cutter as described in claim 1, which is characterized in that the drive rod and the moving member weld, and, it is described The junction of second shaft and second through-hole is provided with rubber ring.

19. cutter as described in claim 1, which is characterized in that the inner wall of the sleeve is outer with the telescopic fixing rod First gap between portion；Second gap between the outside of the drive rod and the inner wall of the first through hole.

20. cutter as described in claim 1, which is characterized in that be correspondingly arranged on P third bolt on the telescopic rod Hole, wherein P is equal with N；

Q the 4th bolts hole are correspondingly arranged in the mobile bar, wherein Q is equal with M.