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CN105750603B - It is classified cutter head, mating instrument and implementation method - Google Patents

It is classified cutter head, mating instrument and implementation method Download PDF

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Publication number
CN105750603B
CN105750603B CN201510737488.0A CN201510737488A CN105750603B CN 105750603 B CN105750603 B CN 105750603B CN 201510737488 A CN201510737488 A CN 201510737488A CN 105750603 B CN105750603 B CN 105750603B
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China
Prior art keywords
cutting edge
classification
cutter head
support structure
rank
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CN105750603A (en
Inventor
廖泽邦
马宇尘
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Ningbo transit Mechanical & Electrical Co., Ltd.
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Ningbo Transit Mechanical & Electrical Co Ltd
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Abstract

The present invention provides a kind of classification cutter head, mating instrument and implementation method, belongs to technical field of mechanical processing.The cutting edge of more than two ranks is provided on the classification cutter head, the cutting edge of each rank is distributed around the chosen axis of cutter head, and the cutting edge of single rank is used in same primary operation;And setting classification support structure, cutter head top is arranged on, in the case of being supported on pending target surface so that the cutting edge of corresponding rank can be close to classification support structure and exposed, in the use state that can be cut.It, can be by the structure of multi-level cutting edge, to improve the service life of cutter head using the present invention.

Description

It is classified cutter head, mating instrument and implementation method
Technical field
The invention belongs to technical fields of mechanical processing.
Background technology
In the process for carrying out metalwork, such as after being cut to iron and steel sheet and plate, often stayed on its surface It is jagged, even if without burr, also often form sharp cutting face.For in this case, it can cause to use first The shortcoming of feel difference;It secondly, can be than other positions more in the paint of aforementioned position coating or other anti-rust structures Add fragility, it is easier to get rusty, corrode.
The processing of corner how is carried out by easily mode, gradually developed at present corner is cut, chamfering Tool.The structure realized especially by the cutter head that can realize corner rotary cutting can quickly carry out corner Cutting, the chamfering operation of position.
But the defects of although aforementioned rotary cutting cutter head is easy to use, but its service life is apparent.Because it cuts Bevel, which is often the very big steel of some hardness or other high rigidity structures, these materials, can cause cutter tip Fast Wearing.
The life-span upgrading of rotary cutting cutter head how is realized with easy mode, is one important and challenging ask Topic.
Invention content
The object of the present invention is to provide a kind of classification cutter head, mating instrument and corresponding implementation methods, utilize this hair It is bright, it can be by the structure of multi-level cutting edge, to improve the service life of cutter head.
The present invention provides a kind of classification cutter head, it is characterised in that the classification cutter head includes:
It is provided with the cutting edge of more than two ranks on the cutter head, the cutting edge of each rank is around the chosen axis of cutter head Distribution uses the cutting edge of single rank in same primary operation;
And setting classification support structure, cutter head top is arranged on, to the feelings being supported on pending target surface Under condition so that the cutting edge of corresponding rank can be close to classification support structure and exposed, in the use state that can be cut.
Further, the classification support structure is classification bearing corresponding with each rank.
The rank of classification bearing and the rank of corresponding cutting edge, between 2-10 rank.
Further, cutting edge more than two aforementioned ranks, a point gradient is configured, and in the gradient, relative to knife For the fixed pedestal of head institute, the distance between the cutting edge of top and rotary shaft be less than between the cutting edge and chosen axis of lower section away from From.
Further, the distance between the classification support structure is supported surface and cutter head rotary shaft, be slightly less than or Equal to the minimum range between particular batch cutting edge and cutter head rotary shaft.
Further, the classification support structure, is circular ring structure, but the structure cannot rotate, alternatively, being and each cutting edge The not corresponding supporting structure of classification, which can support on the target surface, but cannot rotate freely.
The present invention also provides a kind of classification cutter head instruments, on the fuselage of the classification cutter head instrument, are provided with classification cutter head, The cutting edge of more than two ranks is wherein provided on the cutter head, the cutting edge of each rank divides around the chosen axis of cutter head Cloth using the cutting edge of single rank and setting classification support structure in same primary operation, is arranged on cutter head top, uses In the case of being supported on pending target surface so that the cutting edge of corresponding rank can be close to classification support structure And it is exposed, in the use state that can be cut.
The present invention also provides a kind of implementation method for being classified cutter head, this method includes having the following steps:
The cutting edge of the more than two rank cutter heads of setting, the cutting edge of each rank are provided with the classification support knot of appropriate level Structure;
The classification support structure of the lower current level of dismounting changes the classification support structure of other ranks, to use new replacement Cutting edge corresponding to the classification support structure of rank.
Description of the drawings
Fig. 1 is the structure diagram of the existing cutter head as background of invention.
Fig. 2 is the structure diagram of the other cutting edge structure cutter head of twin-stage described in the present invention, corresponds to disassembled form.
Fig. 3 is the structure diagram of the other cutting edge structure cutter head of twin-stage described in the present invention, corresponds to first level sword The use state of mouth.
Fig. 4 is the structure diagram of the other cutting edge structure cutter head of twin-stage described in the present invention, corresponds to second level sword The use state of mouth.
Fig. 5 is the structure diagram of five scale cutting edge structure cutter head described in the present invention, corresponds to first level sword The use state of mouth.
Fig. 6 is the structure diagram of five scale cutting edge structure cutter head described in the present invention, corresponds to fifth level sword The use state of mouth.
Fig. 7 is the structure diagram of classification cutter head instrument described in the present invention.
Fig. 8 is the flow chart of heretofore described method.
Specific embodiment
In order to which the technical characteristic of the present invention is better described, join shown in Fig. 1, this can be used as by providing one kind here The cutter head 100 of background of invention technology, the cutter head 100 include assembled shaft 120, cutter hub 130 and blade 140.
Aforementioned assembled shaft 120 in use, for being fixed in the rotational structure of motor, is played to entire cutter head 100 Fixed function.
Aforementioned cutter hub 130 is arranged on the top of assembled shaft 120.In the lateral location of the cutter hub 130, it is evenly arranged with Divide the bulge-structure of petaloid, which is known as blade 131.With on the corresponding end face of cutting object, being provided in blade 131 Blade 140.Can be by the modes such as rivet or screw or card slot between the blade 140 and the end face of aforementioned blade 131, progress can The fixed operation of dismounting form;It can also will be carried out not by welding manner between the blade 140 and the end face of aforementioned blade 131 Dismountable fixed operation.Wherein, the fixed form of welding can realize highly stable fixed effect, effectively extend knife The service life of piece 140, is conducive to processing quality.
It should be pointed out that the blade that setting is described, a part for aforementioned blade 131 is can also be in material, is passed through The end face to shear action in blade 131, sets the blade cut, so as to form blade structure.But this scheme, It is required that the material of blade 131 is hard to the hard effect that can reach blade.
The quantity of aforementioned blade 131, does not limit specifically, when implementing, preferably between 2-20.
The outside of previous insert 140 sets the cutting edge 150 with radian or other structures, can by the cutting edge 150 Form the cutting effect of this cutter head 100.The cutting edge does not also limit, in radian effect, such as circular arc for example, can also be certainly The effect that line segment or other type curves are formed.
Wherein, the cutting edge 150 on previous insert 140 is corresponded to, when carrying out cutting operation, the other positions of blade 131 It should not cause to hinder.For example, in the embodiment shown in this figure, the direction of rotation of cutting edge 150 is corresponded to, is set in blade 131 It is equipped with groove.Each cutting edge 150 relative to assembled shaft 200 rotary shaft, preferably rotational symmetry.It is symmetrically special by axial-rotation Property, it combines and realizes good cutting effect.
Wherein, when cutting edge 150 is provided in the circular arc of previous insert outer ledge position, and R angles are commonly referred to as.As act Example and non-limiting, the angular range of the circular arc corresponding to the cutting edge 410, be 90 ° ± 30 ° between.
When cutting edge 410 is circular arc, corresponding radius does not limit, for example, being selected between 0.5-15.0mm.
Below on the basis of the prior art shown in earlier figures 1, technical scheme of the present invention is described.
Join shown in Fig. 2, illustrate classification cutter head 200 here.With the prior art comparatively, difference part is shown:
It is provided with classification cutting edge 250 thereon.The classification cutting edge 250 refers to being provided with more than two cutting edges, and Each set cutting edge, is all classified and does not use.For corresponding same blade 240, in single cutting operation only The cutting edge of a rank can be used.When classification cutter head 200 is in rotation status around rotary shaft, it is in relative to rotary shaft The cutting edge of rotational symmetry state, the cutting edge used for same batch.The cutting edge of the batch is in use state, and remaining cutting edge It is not in use state.
In the present invention, the cutting edge of more than two ranks on aforementioned classification cutting edge 250, makes for convenience in batches With, preferred scheme is that a point gradient is configured, and in the gradient, for the fixed pedestal of cutter head institute, top The distance between cutting edge and rotary shaft are less than the distance between cutting edge and chosen axis of lower section.This setup, be conducive to by Different cutting edges on same blade, can use in batches.
How more than two cutting edges on aforementioned classification cutting edge 250, effectively use in batches, is the present invention Important technology feature.It is achieved like this in the present invention:Correspond to cutter head setting classification support structure, the classification support Structure is arranged on cutter head top, in the case of being supported on pending target surface so that the cutting edge of corresponding rank It can be close to classification support structure and exposed, in the use state that can be cut.For example it can be arranged such that:The classification branch The distance between surface that support structure is supported and cutter head rotary shaft, are slightly less than or equal to particular batch cutting edge and cutter head rotary shaft Between minimum range.
Then, the cutting edge of the particular batch would be at use state, and the cutting edge of other batches is then not located at work shape State.Aforementioned classification support structure, preferably disc-shaped structure, further preferably the smooth of the edge are easy to the bearing of rotation, certainly Also it does not limit.The classification support structure is arranged on the top of classification cutter head 200.
It is described further with reference to the embodiment that Fig. 2-6 is shown, to describe the structure of front.
Join the classification cutting edge 250 shown in Fig. 2, Fig. 3, shown in the embodiment, correspond to same blade 240 and be provided with The cutting edge of two ranks is the first cutting edge 251 and the second cutting edge 252 respectively.The distance between first cutting edge 251 and rotary shaft, Less than the distance between the second cutting edge 252 and rotary shaft.First cutting edge 251 is located at the top of the second cutting edge 252, and the two is in gradient Setting.
In the top of aforementioned classification cutter head 200, it is provided with outer fixing axle 260.By the outer fixing axle 260, to fixation Classification support structure 300.In the present embodiment, which realized by bearing, is referred to as classified bearing 310.Because the cutting edge in the present embodiment is included there are two rank, therefore corresponding classification bearing 310 is also equipped with corresponding two kinds. In the embodiment shown in this figure, set classification bearing 310 is first order classification bearing 311.
Join and shown in Fig. 3, show that first order classification bearing 311 has been fixed to the signal after outer fixing axle 260 here Figure.In a state of use, the side surfaces of first order classification bearing 311 are pressed on target surface to be treated, close to this The cutting edge of side surfaces is the first cutting edge 251.Then, the cutting edge of 251 this rank of the first cutting edge is in use state, Neng Gouzhi Connect realization cutting operation.
Join and shown in Fig. 4, show that second level classification bearing 312 has been fixed to the signal after outer fixing axle 260 here Figure.In a state of use, the side surfaces of second level classification bearing 312 are pressed on surface to be treated, close to the side The cutting edge on surface is the second cutting edge 252.The diameter of second level classification bearing 312 is more than the diameter of first order classification bearing 311, institute First cutting edge 251 of setting is covered by second level classification bearing 312, in non-working condition.And second cutting edge 252 this level-one Other cutting edge is in use state, can be directly realized by cutting operation.
For synthesis, in the embodiment corresponding to attached drawing 2-4 of the present invention, there is provided the cutting edge of two ranks, by outside First order classification bearing 311, second level classification bearing 312 are set respectively in fixing axle, to enable the first cutting edge 251, the respectively Two cutting edges 252.
Pass through the classification bearing for setting two costs very low respectively, it will be able to respectively using the cutting edge of two ranks, operation In the case that very convenient, cost is extremely cheap, the use of two rank cutting edges is realized.Its service life is equivalent to cutting edge Twice, very with effect.
It is corresponding when the single blade being classified on cutting edge 250 sets the cutting edge of N number of rank similar to the embodiment of front The grading shaft of N number of rank is set to hold 310, the grading shaft of each rank hold 310 correspond to appropriate level in use state Cutting edge.
Continue citing to illustrate.In Fig. 5, embodiment shown in fig. 6, set cutting edge from top to bottom, shares Five ranks are five scale cutting edge structure cutter heads.Under use state wherein shown in Fig. 5, used classification support structure 300 be first order classification bearing 311, and corresponding is the first cutting edge 251 using cutting edge rank.Corresponding point in figure 6, used Grade support construction 300 is level V classification bearing 315, and in a state of use, the cutting edge rank used is the 5th cutting edge 255, and First cutting edge 251, the second cutting edge 252, third cutting edge 253, the 4th cutting edge 254, this four cutting edges are classified bearing by level V 315 are covered.In this embodiment, the cutting edge of five ranks can be classified and not use.
Aforementioned cutting edge number of levels does not limit, and as preferred embodiment, the quantity of the cutting edge rank is in 2-10 Between rank.According to the cutting edge of different stage, to set respectively and the corresponding classification bearing of each rank.
It should be pointed out that classification support structure 300 set in the present invention, can not only pass through aforementioned classification Bearing 310 is implemented, and can also be realized by other structures, as long as by the supporting role of the classification support structure 300, energy Enough framves are on pending target surface so that the cutting edge of corresponding rank can mutually agree with pending corner, so as to real Existing corner machining operation.
Aforementioned classification support structure 300, for example and without limitation, can also be such as one of lower structure:
1. the circular ring structure of classification bearing is analogous to, but the structure cannot rotate.
2. being to be classified not corresponding supporting structure with each cutting edge, which can support on the target surface, but It can not rotate freely.
It should be pointed out that classification cutter head 200 described in the invention, can also be made by the way of 3D printing Make.
Join shown in Fig. 7, in the embodiment corresponding to the figure, illustrate a kind of structure diagram for being classified cutter head instrument 400. On the fuselage 410 of this classification cutter head instrument 400, it is provided with classification cutter head 200 described in the invention.In a state of use, The cutting edge of more than two ranks on classification cutter head 200 can be called respectively by classification support structure.
Join shown in Fig. 8, correspond to the description of front, additionally provide the implementation method of classification cutter head, the party in the present invention Method includes following two steps:
First, the cutting edge of more than two rank cutter heads is set, and the cutting edge of each rank is provided with the classification branch of appropriate level Support structure;
Secondly, the classification support structure of lower current level is dismantled, changes the classification support structure of other ranks, it is new to use Replace the cutting edge corresponding to the classification support structure of rank.
The specific implementation process of this method joins the description of front.
The description of this invention above and non-limiting, the other embodiments based on inventive concept, also in the present invention Protection domain among.

Claims (8)

1. a kind of classification cutter head, it is characterised in that:
The cutting edge of more than two ranks is provided on the cutter head, the cutting edge of each rank divides around the rotary shaft of cutter head Cloth uses the cutting edge of single rank in same primary operation;
And cutter head top is provided with classification support structure, the classification support structure is being supported on pending target surface On;Classification support structural support on the target surface in the case of, the cutting edge of rank can corresponding to the classification support structure Close to the classification support structure and cutting edge it is exposed so that the cutting edge can agree with pending corner in can cut Use state.
2. a kind of classification cutter head according to claim 1:The classification support structure is classification corresponding with each rank Bearing.
3. a kind of classification cutter head according to claim 1:The rank of classification bearing and the grade of corresponding cutting edge Not, between 2-10 rank.
4. a kind of classification cutter head according to claim 1:Cutting edges more than two aforementioned ranks, a point gradient are set It puts, and in the gradient, for the fixed pedestal of cutter head institute, under the distance between the cutting edge of top and rotary shaft are less than The distance between cutting edge and chosen axis of side.
5. a kind of classification cutter head according to claim 1:It is revolved with cutter head on the surface that the classification support structure is supported The distance between shaft is slightly less than or equal to the minimum range between particular batch cutting edge and cutter head rotary shaft.
6. a kind of classification cutter head according to claim 1:The classification support structure, is circular ring structure, but the structure It cannot rotate, alternatively, being to be classified not corresponding supporting structure with each cutting edge, which can be supported on target surface On, but cannot rotate freely.
7. a kind of classification cutter head instrument, it is characterised in that:On the fuselage of the classification cutter head instrument, classification cutter head is provided with, In be provided with the cutting edges of more than two ranks on the cutter head, the cutting edge of each rank is around the rotary shaft point of cutter head Cloth uses the cutting edge of single rank in same primary operation;
And cutter head top is provided with classification support structure, the classification support structure is being supported on pending target surface On;Classification support structural support on the target surface in the case of, the cutting edge of rank can corresponding to the classification support structure Close to the classification support structure and cutting edge it is exposed so that the cutting edge can agree with pending corner in can cut Use state.
8. the application method of cutter head is classified described in a kind of claim 1, it is characterised in that this method includes having the following steps:
The cutting edge of the more than two rank cutter heads of setting, the cutting edge of each rank are provided with the classification support structure of appropriate level;
The classification support structure of the lower current level of dismounting changes the classification support structure of other ranks, to use new replacement rank Classification support structure corresponding to cutting edge.
CN201510737488.0A 2015-11-04 2015-11-04 It is classified cutter head, mating instrument and implementation method Active CN105750603B (en)

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108188460A (en) * 2018-01-22 2018-06-22 华南理工大学 It is a kind of based on the molding milling cutter for including spiral coolant flow channel of 3D printing

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5427477A (en) * 1993-05-14 1995-06-27 Geberit Technik Ag Tool for calibrating and deburring pipe ends
CN2339333Y (en) * 1998-07-31 1999-09-22 汪大成 A stepped chamfering device used for chamfering of pipe mouth
DE19903293C1 (en) * 1999-01-28 2000-10-26 Seppelfricke Ges Fuer Systemte Hand held tool trimming cut pipe ends comprises sequence of sections, each section dedicated to a different pipe diameter, and each comprising calibration, deburring and cutting sections
CN2693383Y (en) * 2004-04-07 2005-04-20 河源龙记金属制品有限公司 Portable round hole chamfering machine
CN203875936U (en) * 2014-06-10 2014-10-15 刘靖珍 Plastic pipe chamfering device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040062616A1 (en) * 2002-09-30 2004-04-01 Freud Tmm, Inc. System and method for mounting a bearing and cutting tool on a drive shaft

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5427477A (en) * 1993-05-14 1995-06-27 Geberit Technik Ag Tool for calibrating and deburring pipe ends
CN2339333Y (en) * 1998-07-31 1999-09-22 汪大成 A stepped chamfering device used for chamfering of pipe mouth
DE19903293C1 (en) * 1999-01-28 2000-10-26 Seppelfricke Ges Fuer Systemte Hand held tool trimming cut pipe ends comprises sequence of sections, each section dedicated to a different pipe diameter, and each comprising calibration, deburring and cutting sections
CN2693383Y (en) * 2004-04-07 2005-04-20 河源龙记金属制品有限公司 Portable round hole chamfering machine
CN203875936U (en) * 2014-06-10 2014-10-15 刘靖珍 Plastic pipe chamfering device

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