CN108608484B

CN108608484B - Hob device

Info

Publication number: CN108608484B
Application number: CN201611145185.0A
Authority: CN
Inventors: 林振祐
Original assignee: Pao Shen Enterprises Co Ltd
Current assignee: Pao Shen Enterprises Co Ltd
Priority date: 2016-12-13
Filing date: 2016-12-13
Publication date: 2019-11-12
Anticipated expiration: 2036-12-13
Also published as: CN108608484A

Abstract

A kind of hob device includes a pedestal and a hobboing cutter group.The pedestal includes the track for using plane across this using plane and one.The hobboing cutter group can slippingly be connected with the track, which includes a cover, a blade carrier, a clutch unit and a connecting piece.The cover has bottom inclined-plane, a perforation and an accommodating space to stretch through for the track.The blade carrier connects the bottom inclined-plane, which is set to the adjustment part of the load seat upper end with a load seat, a blade for connecting the load seat and one.The clutch unit both ends are separately connected the bottom inclined-plane and the load seat.The connecting piece links the blade carrier and the cover along the axis, and the blade carrier is enable to rotate relative to the cover around the connecting piece.Wherein, rotating the adjustment part can be such that the blade converts between a cutting position and a non-cutting position relative to this using plane.

Description

Hob device

Technical field

The present invention relates to a kind of paper knives, more particularly to a kind of hob device.

Background technique

Refering to fig. 1, a kind of existing hob device includes a pedestal 1 and a hobboing cutter group 2.

The pedestal 1 includes a bottom plate 11 and a track 12 with a bottom surface 111.

The hobboing cutter group 2 includes that 21, parts of cover with an accommodating space 211 are located in the accommodating space It 211 and connects the cover 21 and is slidedly arranged on fixing seat 22, one of the track 12 and be set to the accommodating space 211 and can be movably Compression bar seat 23, one for connecting the fixing seat 22 are articulated in blade 24 and one end of the compression bar seat 23 close to 1 one end of pedestal It is fastened in the fixing seat 22, the other end is fastened in an elastic component 25 of the Strut Part.

The cover 21 is also formed in the opening 212 of the top surface of the cover 21 with one.

The compression bar seat 23 has the pressure section 231 for convexedly stretching in the opening 212.

When the compression bar seat 23 is not by natural compression, the edge of the blade 24 is no more than the bottom surface 111.

In use, the hob device is placed on a paper, the pressure section 231 is then compressed and then drives the blade 24 protrude out the bottom surface 111, and the hobboing cutter group 2 is slided on the track 12, can cut the paper.

But if the hob device will carry out the cutting of different aspects to the paper, after former blade 24 must be dismantled, The blade 24 of another hyperphoric function again similarly, just must hyperphoric different function again again to switch the aspect of different cuttings again Can blade 24, using being above more troublesome.

Summary of the invention

The purpose of the present invention is to provide one kind to be not required to removal of inserts, the hobboing cutter dress that can switch different blades to cut It sets.

Hob device of the invention includes a hobboing cutter group, is used with unification using plane, which includes one Cover, a blade carrier, a clutch unit and a connecting piece.

The cover includes that top cover block, the periphery by the top cover block with bottom inclined-plane extend downwardly and boundary The wall of a fixed opening and one match the accommodating space defined by the bottom inclined-plane and the wall, define one by should Bottom inclined-plane and the axis that one acute angle of plane holder is used with this.

The blade carrier can rotate around the axis and be connected with the bottom inclined-plane, which includes one and be located in this Accommodating space and be separately arranged with the bottom inclined-plane and with a stationary plane load seat, one be set to this with being able to rotate and fix The blade in face and a upper end for being set to the load seat and part are arranged in the adjustment part of the wall, rotate the adjustment part energy Convert the blade between a cutting position and a non-cutting position using plane relative to this, when the blade is cut positioned at this When cutting position, the blade is neighbouring and using plane and convexedly stretches in the opening perpendicular to this, when the blade is located at the non-cutting position When, the blade is separate and using plane and is placed in the accommodating space non-perpendicular to this.

The clutch unit is set between the bottom inclined-plane and the load seat, which includes one and be set to the bottom inclined-plane First positioning seat, the second positioning seat of top surface for being formed in the load seat, one be set to first positioning seat and this second First positioning seat is supported between the positioning seat and clutch part that can be discretely meshed with second positioning seat and a both ends respectively With the elastic component of the clutch part.

The connecting piece links the blade carrier and first positioning seat along the axis with wearing respectively, the blade carrier energy phase The cover is rotated around the connecting piece.

Hobboing cutter group of the invention, the twoth positioning seat have one by multiple tooth peaks and multiple tooth paddy separately and around this The upper engaging portion of axis setting, the clutch part have one by multiple tooth peaks and multiple tooth paddy separately and revolvably and on this The lower engaging portion of the corresponding engagement in engaging portion, which, which pushes away the clutch part, makes the lower engaging portion and both engaging portions phase on this Mutually engagement.

Hobboing cutter group of the invention, the side of the wall are formed with one and are connected to the accommodating space and the adjustment part is supplied to stretch through Side mouthful, which has one corresponding to the stationary plane position and recess is formed in the fixing of the upper surface of the adjustment part Hole, and the clamping hole protrudes out the side mouthful, the outer surface of the top cover block is formed with the sliding slot for being connected to the side mouthful, the rolling Knife group also includes the outer fixing lid for being articulated in the top cover block, which includes one and be formed in the interior of the outer fixing lid The inlay card rib on surface and the periphery for being formed in the outer fixing lid correspond to the block of the clamping hole, which can be opposite It is moved between a fixed position and a non-fixed position in the sliding slot, when the outer fixing is placed on the fixation position, the card Embedding rib tight fit is fastened in the sliding slot and the block is fastened in the clamping hole, makes the blade carrier can not be with respect to the cover around this Connecting piece rotation, when the outer fixing is placed on the non-fixed position, the inlay card rib is far from the sliding slot, and the block is far from the fixing Hole enables the blade carrier to rotate relative to the cover around the connecting piece.

Hobboing cutter group of the invention, the load seat also have first spiro-locking section of a bottom surface for being formed in the load seat, this One positioning seat has the twoth spiro-locking section matched with first spiro-locking section, which is sheathed on this first It positioning seat and is not rotated relative to first positioning seat, which stretches through first spiro-locking section, the clutch part, the elasticity After part and the twoth spiro-locking section, which is connected with first positioning seat.

Hobboing cutter group of the invention is also set to support of the inner surface in contrast to the side mouthful side of the wall comprising one Part, which, which convexedly stretches in the opening and can support for, uses plane in this.

Hobboing cutter group of the invention, the blade carrier further include one for the blade snib to be fixed on to the card of the stationary plane Spigot enables the blade to rotate relative to the stationary plane around the clamping plug piece.

Hobboing cutter group of the invention, the load seat are generally in a butt quadrangular pyramid, and there are four be formed in four sides to the load seat tool Stationary plane, there are four be respectively arranged at stationary plane blades with being able to rotate for blade carrier tool, and there are four adjustment part tools It corresponds respectively to the stationary plane position and is recessed be formed in the clamping hole of the upper surface of the adjustment part, when one of blade position When the cutting position, remaining three blade is to be located at the non-cutting position.

Hobboing cutter group of the invention, the side of the wall are formed with one and are connected to the accommodating space and the adjustment part is supplied to stretch through Side mouthful, and the clamping hole for corresponding to the cutting position protrudes out the side mouthful, there are two connect for the outer surface formation of the top cover block Lead to the sliding slot of the side mouthful, which further includes the outer fixing lid for being articulated in the top cover block, which has two A inlay card rib for being formed in the outer inner surface for fixing lid and the periphery for being formed in the outer fixing lid correspond to one of card The block of solid hole, the outer fixing lid can move between a fixed position and a non-fixed position relative to the sliding slot, when When the outer fixing lid is located at the fixation position, the inlay card rib is tightly fastened in the sliding slot respectively and the block fastens It in the clamping hole, rotate the blade carrier can not relative to the cover around the connecting piece, when the outer fixing lid is located at the on-fixed When position, for the inlay card rib far from the sliding slot, which enables the blade carrier with respect to the cover around this far from the clamping hole Connecting piece rotation.

Hob device of the invention, the cross section of the track are generally in a parallelogram, and the bottom surface of the track with should Using one acute angle of plane holder, the shape of the perforation can be matched with the track.

The beneficial effects of the present invention are: the axis uses the plane holder acute angle with this, which is around inclined The axis converts the blade between the cutting position and non-cutting position, wherein the blade positioned at the cutting position is vertical Plane directly is used in this, the blade positioned at the non-cutting position is to be not orthogonal to this using plane, also, the blade carrier can be same When four different function of carry blade, and need to only rotate the adjustment part and can replace different blade and use, have and facilitate change Change the effect of the blade of different function.

Detailed description of the invention

Other features of the invention and effect will be clearly presented in the embodiment referring to schema, in which:

Fig. 1 is the diagrammatic cross-section of an existing hob device, illustrates that a compression bar seat can be compressed by external force, by a knife Piece releases the aspect of an opening；

Fig. 2 is a stereoscopic schematic diagram, illustrate one embodiment of hob device of the present invention a pedestal and one rolling The marriage relation of knife group；

Fig. 3 is an incomplete cross-sectional view of the embodiment, illustrates that the bottom surface of a track uses plane holder with one One angle；

Fig. 4 is a stereo amplification figure of the embodiment, shows the structure aspect outside the hobboing cutter group；

Fig. 5 is a stereogram exploded view of the embodiment, illustrate the hobboing cutter group include a cover, a blade carrier, One clutch unit, a connecting piece fix lid and a supporting element group outside one；

Fig. 6 is an incomplete partial side exploded view of the embodiment, illustrates that first positioning seat is obliquely One acute angle of plane holder is used with this, and is connected with bottom inclined-plane；

Fig. 7 is a partial schematic sectional view, illustrates that the blade carrier is located at the accommodating space and an adjustment part part A side mouth is protruded out, and the one of blade for being located at a cutting position is evenly to contradict the use with the support chip to put down The aspect in face；

Fig. 8 is a stereo amplification figure of the embodiment, illustrates that there are two inlay card rib and a gears for the outer fixing lid tool Block, and the outer fixing lid is to be located at an adjustment position；

Fig. 9 is a stereoscopic schematic diagram at another visual angle of the embodiment, illustrates that one of blade is cut positioned at this Position is cut, another blade is to be located at a non-cutting position；

Figure 10 is a partial schematic sectional view of similar Fig. 7, illustrates that one of blade is to be located at the non-cutting position It sets, which is to be located at the cutting position；

Figure 11 is an incomplete partial schematic sectional view, illustrates another setting aspect of the clutch unit.

Specific embodiment

Refering to Fig. 2, Fig. 3 and Fig. 4, one embodiment of hob device of the present invention includes a pedestal 3 and a hobboing cutter Group 4.

The pedestal 3 includes the track 32 for using plane 31 across this using plane 31 and one, which is to set It is placed on the pedestal 3, the cross section of the track 32 is generally in a parallelogram, and the bottom surface 321 of the track 32 and the use Plane 31 presss from both sides an angle, θ 1, wherein the angle, θ 1 is an acute angle.

Refering to Fig. 2, Fig. 5 and Fig. 6, which can slippingly be connected with the track 32, which includes one Lid 45 and a supporting element are fixed outside the clutch unit 43, one of blade carrier 42, one of cover 41, one connecting piece 44, one 46。

The cover 41 includes top cover block 411, one periphery by the top cover block 411 with bottom inclined-plane 414 481 extend downwardly and define one opening 417 wall 412 and one boundary is matched by the bottom inclined-plane 414 and the wall 412 Fixed accommodating space 413, wherein the top cover block 411 also runs through two opposite ends 482,483 of the top cover block 411 with one And the perforation 415 to stretch through for the track 32 and two are formed in the sliding slot 416 of the outer surface 484 of the top cover block 411, the wall 412 side 485 is formed with the side mouthful 418 for being connected to the accommodating space 413 and the sliding slot 416, in addition, the perforation 415 shape can be matched with the track 32, which can be slid by the perforation 415 on the track 32.

It defines one with Fig. 7 refering to Fig. 5, Fig. 6 and presss from both sides an acute angle theta 2 using plane 31 by the bottom inclined-plane 414 and with this Axis L, the blade carrier 42 can around axis L rotate and be connected with the bottom inclined-plane 414, the blade carrier 42 include one It is located in the accommodating space 413 and is separately arranged with the bottom inclined-plane 414 and has that there are four be formed in the stationary planes 425 of four sides Load seat 421, four be respectively arranged at 4221,4222,4223,4224, one, blade of the stationary plane 425 with being able to rotate set It is placed in the upper end 486 of the load seat 421 and part convexedly stretches in the adjustment part 423 of side mouthful 418 and four are respectively used to institute State the clamping plug piece 424 that 4221,4222,4223,4224 snib of blade is fixed on the stationary plane 425, make each blade 4221, 4222, it 4223,4224 can be rotated relative to corresponding stationary plane 425 around the clamping plug piece 424.Wherein, which is generally in one Butt quadrangular pyramid, and the first spiro-locking section 426 (see Fig. 9) of the bottom surface 487 of the load seat 421, the tune are also formed in one There are four correspond respectively to 425 position of stationary plane and be recessed be formed in the upper surface 491 of the adjustment part 423 for the tool of one integral piece 423 Clamping hole 427 and an outer ring surface for being formed in the adjustment part 423 ring tooth 428.

Refering to Fig. 7, Fig. 8 and Fig. 9, rotating the adjustment part 423 can make one of blade 4221 use plane relative to this 31 convert between a cutting position (see Fig. 7) and a non-cutting position (see Figure 10), when 4221, one of blade When the cutting position, one of blade 4221 is neighbouring and using plane 31 and convexedly stretches in the opening 417 perpendicular to this, and And the clamping hole 427 of corresponding one of 4221 position of blade protrudes out side mouthful 418, refering to fig. 10, when this wherein one When a blade 4221 is located at the non-cutting position, one of blade 4221 is separate and using plane 31 and holds non-perpendicular to this It is placed in the accommodating space 413, herein it is understood that when another blade 4222 is located at the cutting position, excess-three Blade 4221,4223,4224 is to be located at the non-cutting position.

Refering to Fig. 5 and Fig. 6, which is set between the bottom inclined-plane 414 and the load seat 421, the clutch unit 43 It is second fixed to be formed in the top surface 488 of the load seat 421 for the first positioning seat 431, one for being set to the bottom inclined-plane 414 including one Position seat 432, one be set between first positioning seat 431 and second positioning seat 432 and can discretely with second positioning seat The elastic component of first positioning seat 431 and the clutch part 433 is supported at 432 clutch parts 433 being meshed and a both ends respectively 434.Wherein, which has second spiro-locking section matched with first spiro-locking section 426 (see Fig. 9) 435, second positioning seat 432 have one by four tooth peaks 4361 with four tooth paddy 4362 separately and around axis L be arranged it is upper Engaging portion 436, the clutch part 433 have one by four tooth peaks 4371 and four tooth paddy 4372 separately and revolvably with knot on this The lower engaging portion 437 of the corresponding engagement in conjunction portion 436, which, which pushes away the clutch part 433, makes the lower engaging portion 437 and is somebody's turn to do The intermeshing of both upper engaging portions 436.In addition, one point of supplement, the clutch part 433 are sheathed on first positioning seat 431 And it is not rotated relative to first positioning seat 431.

Refering to Fig. 5 and Fig. 7, it is to be understood that the quantity of the tooth peak 4361,4371 and the tooth paddy 4362,4372 is all It is four, and position identical as the quantity of the blade 4221,4222,4223,4224 corresponds to each other, which will 433 perseverance of clutch part pushes away the direction toward the second positioning seat 432, makes the tooth peak 4361,4371 and the tooth paddy 4362,4372 phases Mutually engagement is converted into one of blade 4221 in use, even if will not be located at this one of them when rotating the adjustment part 423 Blade 4221 is accurately aimed at the cutting position, also can automatically will by the permanent effect for pushing against the clutch part 433 of the elastic component 434 The tooth peak 4361,4371 is intermeshed with the tooth paddy 4362,4372, it is ensured that one of blade 4221 can be cut positioned at this Position is cut, achievees the effect that simply to position.

Refering to fig. 11, in addition it is noted that the clutch unit 43 can also have another that aspect is arranged, wherein should be from It closes unit 43 and is formed in the bottom inclined-plane 414 and with stem (i.e. first positioning seat of an accommodation groove 492 including one 431), four are respectively formed in 423 upper surface 491 of adjustment part and correspond to the hole of the blade 4221,4223,4224 (i.e. Second positioning seat 432), a steel ball (i.e. the clutch part 433) that can be partially placed in the hole and one be placed in the appearance It sets slot 492 and supports the spring (i.e. the elastic component 434) of the steel ball, be converted into one of knife when rotating the adjustment part 423 Piece 4221 in use, and one of blade 4221 steel ball is pushed against by the spring perseverance when being accurately aimed at the cutting position Effect, allow the steel ball to be placed in the hole corresponding to one of blade 4221, reach identical positioning function.

Refering to Fig. 5 and Fig. 7, the connecting piece 44 link with wearing respectively along axis L first spiro-locking section 426 (see Fig. 9), After the clutch part 433, the elastic component 434 and second spiro-locking section 435, by the blade carrier 42 and 431 phase of the first positioning seat Connection enables the blade carrier 42 to rotate relative to the cover 41 around the connecting piece 44.

Refering to Fig. 4, Fig. 7 and Fig. 8, which is articulated in the top cover block 411, and is formed in the wild card including two Gu the inlay card rib 451 of the inner surface of lid 45 and the periphery 453 for being formed in the outer fixing lid 45 correspond to and protrude out the side mouthful The block 452 of 418 clamping hole 427, wherein the outer fixing lid 45 can relative to the sliding slot 416 a fixed position (see Fig. 4) moved between a non-fixed position (see Fig. 8), when the outer fixing lid 45 is located at the fixation position, the inlay card rib 451 are tightly fastened in the sliding slot 416 respectively, which fastens in the clamping hole 427 for protruding out side mouthful 418, It rotate the blade carrier 42 can not relative to the cover 41 around the connecting piece 44, when the outer fixing lid 45 is in the non-fixed position When, the inlay card rib 451 makes far from the sliding slot 416, the block 452 far from the clamping hole 427 for protruding out side mouthful 418 The blade carrier 42 can be rotated relative to the cover 41 around the connecting piece 44.

When generally using the hobboing cutter group 4, the bottom end of one of blade 4221 and the bottom end 490 of the supporting element 46 can be same When be located at this using in plane 31, in this way, the wall 412 can be pushed away this using plane 31 by the supporting element 46, make the opening 417 General using plane 31 with this is in a horizontal aspect, increases the hobboing cutter group 4 and uses upper fluency.

The supporting element 46 is set to inner surface 489 of the wall 412 in contrast to 418 sides of the side mouthful, wherein the support Part 46, which convexedly stretches in the opening 417 and can support for, uses plane 31 in this.

Refering to Fig. 2, Fig. 9 and Figure 10, in use, an object 100 to be cut can be placed in this using plane 31 and be located at The range that the hobboing cutter group 4 can be cut slides the hobboing cutter group 4 along the track 32, positioned at one of knife of the cutting position Piece 4221 can cut the object 100 to be cut.Refering to Fig. 4, Fig. 8 and Figure 10, when switching to another blade 4222 Which is switched to the adjustment position from the fixation position, at this point, the block when cutting the object 100 to be cut 452 far from the clamping hole 427, then, stirs the ring tooth 428 to the right and rotates the adjustment part 423 for another blade 4222 It rotates from the non-cutting position to the cutting position, meanwhile, which can rotate from the cutting position to this Non-cutting position finally covers the outer fixing lid 45 again and the block 452 is allowed to fasten in the clamping hole 427, makes the blade carrier 42 Can not relative to the cover 41 around the connecting piece 44 rotate, can using another blade 4222 to the object 100 to be cut again It is cut, wherein can increase frictional force when contact by the design of the ring tooth 428, facilitate user and rotate the adjustment Part 423.

Refering to Fig. 3, Fig. 6 and Fig. 7, the bottom surface 321 of the track 32 presss from both sides the angle, θ 1 using plane 31 with this, relatively, should The shape of perforation 415 is also generally in a parallelogram, is to borrow to support the hobboing cutter by the track 32 when which slides Group 4 is slid, and since the bottom surface 321 of the track 32 tilts the angle, θ 1, compared to not tilting, (i.e. the angle, θ 1 is 0 degree, figure Do not show) track, the average distance of the bottom surface 321 of the track 32 and one of blade 4221, more not inclined track 32 Average distance it is short, that is, the arm of force to exert a force is shorter, and generated torque is also relatively small, therefore, suffered by the track 32 The influence of torque is smaller, the opposite service life that can promote the track 32.In this present embodiment, which passes through with corresponding The shape in hole 415 is all parallelogram, but also can be rectangle, it may have the hobboing cutter group 4 is allowed to be slided by the track 32 The effect of shifting is not limitation with content disclosed in this specification.

Refering to Fig. 8 and Fig. 9, when being cut using the one of blade 4221 for being located at the cutting position, this its In blade 4221 active force can be applied to the object 100 to be cut downwards after cut, be appreciated that, this is to be cut Object 100 can apply a reaction force in contrast to the force direction to the load seat 421 by one of blade 4221, shine The reaction force can be born completely by managing first positioning seat 431 and second positioning seat 432, still, borrowed and blocked by the block 452 It is butted on the marriage relation of corresponding clamping hole 427, first positioning seat 431 and second positioning seat originally can be averraged 432 reaction forces born, extend the service life of first positioning seat 431 and second positioning seat 432.Although passing through The block 452, which is fastened, can undertake above-mentioned reaction force in the clamping hole 427, but the outer pivot joint for fixing lid 45 and the cover Locate 47 stress maximum, for a long time using getting off, be easy to cause the articulated section 47 to damage, therefore, increase setting for the inlay card rib 451 It sets to fix corresponding sliding slot 416, above-mentioned stress and reaction force can be dispersed, can also reach the effect to prolong the service life Fruit.

In addition, it is noted that the hobboing cutter group 4 can individually sell use, it is not necessary that it is combined with the pedestal 3, The hobboing cutter group 4 directly on the object 100 to be cut in use, can also reach cut object 100 to be cut the effect of.

In conclusion the advantages of hob device of the present invention, can be summarized as follows:

One, the blade 4221,4222,4223,4224 of 42 energy of blade carrier while four different function of carry, has and cuts It cuts, dotted line, wave and a variety of different functions of broken line, and need to only rotate the adjustment part 423 can replace different blades 4221,4222,4223,4224, have the effect of facilitating the different blades 4221,4222,4223,4224 of transformation.

Two, the bottom surface of the track 32 and this using plane 31 press from both sides the angle, θ 1, cut the bottom surface of the track 32 with positioned at this The average distance for cutting one of blade 4221 of position is shorter, reduces torque amount suffered by the track 32, increases the track 32 service life.

Three, 433 perseverance of clutch part is pushed away the direction toward the second positioning seat 432 by the elastic component 434, is not applying additional external force In the case where, on this tooth peak 4361,4371 of engaging portion 436 and the lower engaging portion 437 and the tooth paddy 4362,4372 that This intermeshing, have automatically by the blade 4221,4222,4223,4224 position respectively to the cutting position and this non-cut The effect of cutting position

Four, fastened by the block 452 in corresponding clamping hole 427 be fastened in the inlay card rib 451 it is corresponding The marriage relation of sliding slot 416 can averraged the anti-work that first positioning seat 431 and second positioning seat 432 are born originally Firmly, and then extend the service life of first positioning seat 431 and second positioning seat 432, so the present invention can be reached really Purpose.

As described above, only the embodiment of the present invention is when cannot be limited the scope of implementation of the present invention with this, i.e., all According to simple equivalent changes and modifications made by claims of the present invention and description, all still belong to the scope of the present invention.

Claims

1. a kind of hobboing cutter group is used with unification using plane, it is characterised in that: the hobboing cutter group includes:

One cover, top cover block, a periphery by the top cover block including one with bottom inclined-plane extend downwardly and boundary The wall of a fixed opening and one match the accommodating space defined by the bottom inclined-plane and the wall, define one by should Bottom inclined-plane and the axis that one acute angle of plane holder is used with this；

One blade carrier can rotate around the axis and be connected with the bottom inclined-plane, which includes one and be located in this Accommodating space and be separately arranged with the bottom inclined-plane and with a stationary plane load seat, one be set to this with being able to rotate and fix The blade in face and a upper end for being set to the load seat and part are arranged in the adjustment part of the wall, rotate the adjustment part energy Convert the blade between a cutting position and a non-cutting position using plane relative to this, when the blade is cut positioned at this When cutting position, the blade is neighbouring and using plane and convexedly stretches in the opening perpendicular to this, when the blade is located at the non-cutting position When, the blade is separate and using plane and is placed in the accommodating space non-perpendicular to this；

One clutch unit is set between the bottom inclined-plane and the load seat, which includes one and be set to the bottom inclined-plane First positioning seat, the second positioning seat of top surface for being formed in the load seat, one be set to first positioning seat and this second First positioning seat is supported between the positioning seat and clutch part that can be discretely meshed with second positioning seat and a both ends respectively With the elastic component of the clutch part；

One connecting piece links the blade carrier and first positioning seat along the axis, enables the blade carrier with wearing respectively It is rotated relative to the cover around the connecting piece.

2. hobboing cutter group according to claim 1, it is characterised in that: second positioning seat have one by multiple tooth peaks and more For a tooth paddy separately and around the upper engaging portion of axis setting, the clutch part is alternate with multiple tooth paddy by multiple tooth peaks with one Every and the revolvably lower engaging portion of engagement corresponding with engaging portion on this, which, which pushes away the clutch part, makes the lower engaging portion It is intermeshed with both engaging portions on this.

3. hobboing cutter group according to claim 2, it is characterised in that: the side of the wall is formed with one and is connected to accommodating sky Between and the side mouthful that stretches through for the adjustment part, which there is one to correspond to the stationary plane position and recess is formed in the tune The clamping hole of the upper surface of one integral piece, and the clamping hole protrudes out the side mouthful, the outer surface of the top cover block is formed with a connection The sliding slot of the side mouthful, which also includes the outer fixing lid for being articulated in the top cover block, which includes one It is formed in the inlay card rib of the outer inner surface for fixing lid and one is formed in the gear that the outer periphery for fixing lid corresponds to the clamping hole Block, the outer fixing lid can move between a fixed position and a non-fixed position relative to the sliding slot, when the outer fixing is covered When the fixation position, which is fastened in the sliding slot and the block is fastened in the clamping hole, makes the blade carrier Can not be rotated relative to the cover around the connecting piece, when the outer fixing is placed on the non-fixed position, the inlay card rib far from the sliding slot, The block enables the blade carrier to rotate relative to the cover around the connecting piece far from the clamping hole.

4. hobboing cutter group according to claim 3, it is characterised in that: the load seat also has the bottom surface for being formed in the load seat The first spiro-locking section, first positioning seat have second spiro-locking section matched with first spiro-locking section, the clutch part set Do not rotated set on first positioning seat and relative to first positioning seat, the connecting piece stretch through first spiro-locking section, the clutch part, After the elastic component and second spiro-locking section, which is connected with first positioning seat.

5. hobboing cutter group according to claim 4, it is characterised in that: also opposite comprising an inner surface for being set to the wall Supporting element in the side mouthful side, which, which convexedly stretches in the opening and can support for, uses plane in this.

6. hobboing cutter group according to claim 5, it is characterised in that: the blade carrier further includes one and is used for the blade card Bolt is fixed on the clamping plug piece of the stationary plane, and the blade is enable to rotate relative to the stationary plane around the clamping plug piece.

7. hobboing cutter group according to claim 1, it is characterised in that: the load seat is generally in a butt quadrangular pyramid, the load seat tool There are four the stationary plane for being formed in four sides, there are four be respectively arranged at stationary plane knives with being able to rotate for blade carrier tool Piece, there are four correspond respectively to the stationary plane position and be recessed be formed in the fixing of the upper surface of the adjustment part for adjustment part tool Hole, when one of blade is located at the cutting position, remaining three blade is to be located at the non-cutting position.

8. hobboing cutter group according to claim 7, it is characterised in that: the side of the wall is formed with one and is connected to accommodating sky Between and the side mouthful that stretches through for the adjustment part, and the clamping hole for corresponding to the cutting position protrudes out the side mouthful, the top cover block Outer surface formed there are two the sliding slot for being connected to the side mouthful, which further includes the outer fixing for being articulated in the top cover block It covers, there are two inlay card ribs and one for being formed in the inner surface that the outer fixing is covered to be formed in outer fixing lid for the outer fixing lid tool Periphery correspond to the block of one of clamping hole, which can be relative to the sliding slot a fixed position and one It is moved between non-fixed position, when the outer fixing lid is located at the fixation position, the inlay card rib is tightly fastened in institute respectively It states sliding slot and the block is fastened in the clamping hole, rotate the blade carrier can not relative to the cover around the connecting piece, when this is outer When fixing lid positioned at the non-fixed position, for the inlay card rib far from the sliding slot, which carry the blade far from the clamping hole Physical efficiency is rotated relative to the cover around the connecting piece.

9. a kind of hob device, it is characterised in that: include:

One pedestal, including a track for using plane across this using plane and one；

One hobboing cutter group according to claim 1, can slippingly be connected with the track, wherein the top cover block also has One perforation for running through two opposite ends of the top cover block and stretching through for the track, which can be by the perforation on the track Sliding.

10. hob device according to claim 9, it is characterised in that: the cross section of the track is generally in parallel four side Shape, and the bottom surface of the track uses one acute angle of plane holder with this, the shape of the perforation can be matched with the track.