It is ground cutterhead connection structure and grinding knife tool system of processing
Technical field
The utility model relates to machine tooling technical fields, more particularly, to a kind of grinding cutterhead connection structure and grinding cutter
Has system of processing.
Background technique
With the development of economy, the grinding and polishing processing capacity of the progress of technology, various planes is continuously increased, in order to improve life
Efficiency is produced, people constantly design the bigger polisher lapper of cutterhead, to be once capable of processing more workpiece.But increase cutterhead
Diameter will increase the difficulty of processing of cutterhead, increase grinder manufacturing cost.Simultaneously as inside and outside big cutterhead semidiameter away from compared with
Greatly, linear velocity has very big difference, and therefore, the grinding quality of workpiece is also affected;Existing cutterhead due to its from
The defect of body structure, heavier mass, when the appearance decentraction between cutterhead and knife handle, workpiece surface out-of-flatness or scratch show
As just obvious, and also influence the service life of cutterhead itself.
Utility model content
The purpose of this utility model is to provide a kind of grinding cutterhead connection structure and grinding knife tool systems of processing, to solve
Cutterhead existing in the prior art due to its own structure defect, the technical issues of heavier mass.
The utility model provides a kind of grinding cutterhead connection structure, including knife handle and square position cutterhead;The knife handle includes
Handle ontology and ultrasonic transducer offer installation cavity on the handle ontology, and the ultrasonic transducer is installed on the installation
In chamber;One end of the amplitude transformer of the ultrasonic transducer has cylinder boss;
The square position cutterhead includes cutterhead body;The side of the cutterhead body and the first end of ring cutting part connect,
The second end of the ring cutting part is grinding end, is provided with multiple chip spaces on the grinding end;
Fixed hole is provided among the cutterhead body, the cylinder boss is inserted into the fixed hole;The knife
Multiple mounting holes are additionally provided on disk ontology;The cutterhead body is connected by fastener with the amplitude transformer, wherein described
Fastener passes through the mounting hole;
Multiple lightening holes are provided in the cutterhead body, multiple lightening holes are along the circumferential equal of the fixed hole
Cloth.
In any of the above-described technical solution, further, the lightening hole is fan-shaped in class, and the lightening hole is from the cutterhead
Width at body edges to the cutterhead body center is gradually reduced.
In any of the above-described technical solution, further, multiple mounting holes are uniformly distributed around the circumferential direction of the fixed hole.
In any of the above-described technical solution, further, company corresponding with the mounting hole is provided in the amplitude transformer
Connect hole.
In any of the above-described technical solution, further, the bottom of the outer rim of the cutterhead body and the cutterhead body
Portion is vertically arranged.
In any of the above-described technical solution, further, the extending direction of the cell wall of the chip space and the chip space
There are certain angles in groove depth direction.
In any of the above-described technical solution, further, the installation cavity is opened in one end of the handle ontology, the handle
The other end of ontology offers main shaft installation cavity.
In any of the above-described technical solution, further, the installation cavity includes from one end of the handle ontology to described
The amplitude transformer assembly cavity and piezoelectric vibrator assembly cavity that the direction of the other end of handle ontology is sequentially communicated, the amplitude transformer assembly cavity
And the piezoelectric vibrator assembly cavity formed it is ladder-like.
In any of the above-described technical solution, further, second is offered on the corresponding inner wall of the amplitude transformer assembly cavity
Right angle avoids annular groove, and the second right angle evacuation annular groove is located at the close piezoelectric vibrator assembly cavity of the amplitude transformer assembly cavity
One end.
The utility model additionally provides a kind of grinding knife tool system of processing comprising the grinding cutterhead connection structure.
Compared with prior art, the utility model has the following beneficial effects:
Grinding cutterhead connection structure provided by the utility model, including knife handle and square position cutterhead;Knife handle include handle ontology and
Ultrasonic transducer offers installation cavity on handle ontology, and ultrasonic transducer is installed in installation cavity;The change of ultrasonic transducer
One end of width bar has cylinder boss;Square position cutterhead includes cutterhead body;The first of the side of cutterhead body and ring cutting part
End connection, the second end of ring cutting part are grinding end, are ground on end and are provided with multiple chip spaces;It is provided among cutterhead body
Fixed hole, cylinder boss are inserted into fixed hole;Multiple mounting holes are additionally provided in cutterhead body;Cutterhead body passes through fastening
Part is connected with amplitude transformer, wherein fasteners through mounting holes;Multiple lightening holes, multiple lightening holes are provided in cutterhead body
Circumferential direction along fixed hole is uniformly distributed.By lightening holes multiple in cutterhead body, to mitigate the weight of hollow out cutterhead, to reduce
The weight of grinding cutterhead connection structure;By the way that multiple mounting holes are arranged, in order to use multiple fasteners by knife handle and square position
Cutterhead is fixed together, can be to avoid circular runout and axial runout;And by using one end setting cylinder of amplitude transformer is convex
Platform, and cylinder boss is inserted into fixed hole, the concentricity between knife handle and square position cutterhead is advantageously ensured that in this way, further
Circular runout and axial runout are avoided, in favor of extending the service life of hollow out cutterhead.
The grinding knife tool system of processing that the utility model also provides comprising the grinding cutterhead connection structure.Its in
Above-mentioned analysis has lighter in weight it is found that the grinding knife tool system of processing, and has and guarantee knife handle to a certain extent and engrave
Concentricity between empty cutterhead, in favor of extend hollow out cutterhead service life the characteristics of.
The additional aspect and advantage of the utility model will become obviously in following description section, or practical new by this
The practice of type is recognized.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the first viewing angle constructions schematic diagram of square position cutterhead provided by the embodiment of the utility model;
Fig. 2 is the second viewing angle constructions schematic diagram of square position cutterhead provided by the embodiment of the utility model;
Fig. 3 is the cross-sectional view in the direction A-A in Fig. 2;
Fig. 4 is the first viewing angle constructions schematic diagram of square position cutterhead provided by the embodiment of the utility model and amplitude transformer;
Fig. 5 is the second viewing angle constructions schematic diagram of square position cutterhead provided by the embodiment of the utility model and amplitude transformer;
Fig. 6 is the cross-sectional view of square position cutterhead and amplitude transformer provided by the embodiment of the utility model;
Fig. 7 is the structural schematic diagram that chip space is obliquely installed in square position cutterhead provided by the embodiment of the utility model;
Fig. 8 is the structural schematic diagram of grinding cutterhead connection structure provided by the embodiment of the utility model;
Fig. 9 is the structural schematic diagram at another visual angle of grinding cutterhead connection structure provided by the embodiment of the utility model;
Figure 10 is the main view of grinding cutterhead connection structure provided by the embodiment of the utility model;
Figure 11 is the cross-sectional view in Figure 10 along line B-B;
Figure 12 is the partial enlargement diagram in Figure 11 at C;
Figure 13 is the top view of grinding cutterhead connection structure provided by the embodiment of the utility model.
Icon:
1- cutterhead body;2- ring cutting part;3- amplitude transformer;
4- chip space;The head 5-;6- mounting hole;
7- lightening hole;The concave surface 8-;9- interconnecting piece;
10- cylinder boss;11- screw rod;12- connecting hole;
13- outer rim;14- fixed hole;
101- handle ontology;102- main shaft installation cavity;
104- amplitude transformer assembly cavity;105- piezoelectric vibrator assembly cavity;
106- piezoelectric vibrator;107- clamping screw;108- flange limiting portion;109- assembly flange;
The second right angle 110- avoids annular groove;111- energy converter mounting portion;112- main shaft mounting portion.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.
The component of the utility model embodiment for usually describing and showing in attached drawing here can be with a variety of different
Configuration is to arrange and design.It therefore, is not below purport to the detailed description of the embodiments of the present invention provided in the accompanying drawings
In the range of limitation claimed invention, but it is merely representative of the selected embodiment of the utility model.
Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection;It can be mechanical connection, be also possible to be electrically connected;Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Embodiment one
The utility model embodiment one provides a kind of grinding cutterhead connection structure comprising knife handle and square position cutterhead;Knife
Handle includes handle ontology and ultrasonic transducer, and installation cavity is offered on handle ontology, and ultrasonic transducer is installed in installation cavity;It is super
One end of the amplitude transformer of acoustic wave transducer has cylinder boss;Square position cutterhead includes cutterhead body;The side of cutterhead body and ring
The first end of shape cutting portion connects, and the second end of ring cutting part is grinding end, is ground on end and is provided with multiple chip spaces;Cutterhead
Fixed hole is provided among ontology, cylinder boss is inserted into fixed hole;Multiple mounting holes are additionally provided in cutterhead body;Knife
Disk ontology is connected by fastener with amplitude transformer, wherein fasteners through mounting holes;Multiple losss of weight are provided in cutterhead body
Hole, multiple lightening holes are uniformly distributed along the circumferential direction of fixed hole.
Grinding cutterhead connection structure provided by the utility model is engraved by lightening holes multiple in cutterhead body with mitigating
The weight of empty cutterhead, to reduce the weight of grinding cutterhead connection structure;By the way that multiple mounting holes are arranged, in order to using more
Knife handle and square position cutterhead are fixed together by a fastener, can be to avoid circular runout and axial runout;And by using will become
Cylinder boss is arranged in one end of width bar, and cylinder boss is inserted into fixed hole, advantageously ensures that knife handle and square position knife in this way
Concentricity between disk, further avoids circular runout and axial runout, in favor of extending the service life of hollow out cutterhead.
As shown in Figures 1 to 6, square position cutterhead provided by the utility model is wherein, comprising: cutterhead body 1;The cutterhead sheet
The side of body 1 is connect with the first end of ring cutting part 2, and the second end of the ring cutting part 2 is grinding end, the grinding end
On be provided with multiple chip spaces 4;
The fixed hole 14 for installing amplitude transformer 3 is provided among the cutterhead body 1,3 end of amplitude transformer is set
It is equipped with cylinder boss 10, one end of the cylinder boss 10 is located in the fixed hole 14;Correspond in the cutterhead body 1
The fixed hole 14 is provided with multiple for installing the mounting hole 6 of fastener.
It is provided among cutterhead body 1 described in square position cutterhead provided by the utility model for installing consolidating for amplitude transformer 3
Determine through-hole 14, by the fixed hole 14 among cutterhead body 1, amplitude transformer 3 is fixed among cutterhead body 1, it can
Guarantee that cutterhead body 1 and the axis of knife handle are concentric, and multiple mounting holes 6 are set convenient for amplitude transformer 3 and cutterhead body 1 to be fixed on
Together, the case where cutterhead body 1 is beated will not be generated, can guarantee the smooth of workpiece surface, have using effect good and saved
The advantages that cost.
Wherein, the diameter of cylinder boss 10 be less than amplitude transformer 3 diameter, the diameter of cylinder boss 10 with fixed hole 14
Match, can be inserted into fixed hole 14 convenient for cylinder boss 10.
The bottom of cutterhead body 1 is arranged in fixed hole 14, and fixed hole 14 is blind hole, fixed hole 14 and amplitude transformer 3
The cylinder boss 10 of end matches.
In above-mentioned any scheme, further, multiple mounting holes 6 are uniformly distributed around the circumferential direction of the fixed hole 14.
Preferably, three mounting holes 6, which are arranged, can preferably be fixed on cutterhead body 1 in amplitude transformer 3, will not waste more add
Work technique and cost.
In above-mentioned any scheme, further, connection corresponding with the mounting hole 6 is provided in the amplitude transformer 3
Hole 12.Fastener is connect after capable of being arranged in mounting hole 6 with connecting hole 12, and internal screw thread is provided in connecting hole 12, and fastener is set
Be equipped with the matched external screw thread of internal screw thread, be attached by screw thread.Fastener is common screw.Screw includes top setting
Head 5 and the screw rod 11 that is connect with head 5, the part that 11 bottom of screw rod is connect with connecting hole is provided with external screw thread.
In above-mentioned any scheme, further, it is provided with multiple lightening holes 7 in the cutterhead body 1, it is multiple described to subtract
Repeated hole 7 is uniformly distributed along the circumferential direction of the fixed hole 14.
Multiple lightening holes 7, which are arranged, can reduce the weight of entire cutterhead body 1, revolving speed be improved, to improve production efficiency.
In above-mentioned any scheme, further, the lightening hole 7 is fan-shaped in class, and the lightening hole 7 is from the cutterhead sheet
Width at 1 edge of body to 1 center of cutterhead body is gradually reduced.Class sector is set by lightening hole 7, not only makes loss of weight
Area is maximum and intensity needed for capable of reaching cutterhead body 1.
In above-mentioned any scheme, further, in the cutterhead body 1 corresponds to the mounting hole 6 and be provided with concave surface
8, the concave surface 8 is used to place the head 5 of the fastener.Concave surface 8, which is arranged, can prevent the head 5 of screw from making to work pieces process
At influence.
In above-mentioned any scheme, further, the concave surface 8 and ring cutting part 2 are located at the same of the cutterhead body 1
Side, circumferential direction setting of the concave surface 8 around the mounting hole 6.Concave surface 8 is consistent with the shape of mounting hole 6, uses in the present embodiment
Circle, the area of concave surface 8 are 1/5th of 9 area of middle interconnecting piece, are not only convenient for placing nut, and can reduce cutterhead sheet
The revolving speed of cutterhead body 1 can be improved in the weight of body 1, easy to process.
As shown in fig. 7, in above-mentioned any scheme, further, the extending direction of the cell wall of the chip space 4 with it is described
There are certain angles in the groove depth direction of chip space 4.
Chip space 4 is obliquely installed, is not vertical setting, in cutting, the cell wall inclination of chip space 4 be can reduce
Resistance, it is easier to cut.The angle of cell wall and horizontal plane is 30-60 degree, and cell wall carries out length 0.1mm~2mm chamfering, i.e.,
Have and sharp property is caused to be also beneficial to protection cutting edge, prevent Grain Falling Off, increases abrasive disk life-span, guarantee workpiece roughness.
In above-mentioned any scheme, further, the bottom of the outer rim 13 of the cutterhead body 1 and the cutterhead body 1
Portion is vertically arranged.The external side view of entire cutterhead body 1 is flat disk-shaped.1 intensity of cutterhead body of planar disc is bigger, can also be with
Setting does not have to the cutterhead body 1 of shape according to demand.
In above-mentioned any scheme, further, the uniformly distributed electric sand face in end face of the cell wall and grinding end of the cutting slot.It will
The cell wall of the cutting slot and the end face surface at grinding end are arranged to the electric sand face of diamond dust composition, can be more effectively carried out mill
It cuts.
In the optional scheme of the embodiment, fixed hole is stair-stepping through-hole.It should be noted that cylinder boss can also
With into a ladder, cylinder boss so into a ladder is matched with stair-stepping through-hole, circular runout can be further prevented.
Referring to shown in Fig. 8 to Figure 13, in the optional scheme of the embodiment, installation cavity is opened in one end of handle ontology 101, handle
The other end of ontology offers main shaft installation cavity 102.
In the optional scheme of the embodiment, spindle mounted chamber extends along the length direction of handle ontology.Spindle mounted chamber and one
Main shaft connecting rod is threadedly coupled or is connected together.In use, machine tool chief axis is connected together for main shaft connecting rod and main shaft mounting portion.
In the optional scheme of the embodiment, installation cavity include from one end of handle ontology to the direction of the other end of handle ontology according to
The amplitude transformer assembly cavity 104 and piezoelectric vibrator assembly cavity 105 of secondary connection, amplitude transformer assembly cavity and piezoelectric vibrator assembly cavity shape
Into a ladder.
The piezoelectric vibrator 106 of ultrasonic transducer is connected by clamping screw 107 with the other end of amplitude transformer.Amplitude transformer
The other end have flange limiting portion 108, flange limiting portion is connected to the bottom of amplitude transformer assembly cavity;Amplitude transformer passes through assembling method
Orchid 109 connect with handle ontology, wherein the outer rim of assembly flange is threadedly coupled with amplitude transformer assembly cavity, thus by flange limiting portion
It is limited in amplitude transformer assembly cavity, also fixes amplitude transformer;And piezoelectric vibrator is located in piezoelectric vibrator assembly cavity.
In the optional scheme of the embodiment, the second right angle evacuation annular groove is offered on the corresponding inner wall of amplitude transformer assembly cavity
110, the second right angle evacuation annular groove is located at one end of the close piezoelectric vibrator assembly cavity of amplitude transformer assembly cavity.It is straight by setting second
Angle avoids annular groove, can play the role of right angle evacuation, convenient for the processing of fitting plane.
In the optional scheme of the embodiment, handle ontology may include energy converter mounting portion 111 and main shaft mounting portion 112;It changes
Energy device mounting portion is structure as a whole with main shaft mounting portion, and installation cavity is located on energy converter mounting portion, and main shaft installation cavity is located at main shaft
Mounting portion;Main shaft installation cavity is not communicated with installation cavity.And main shaft mounting portion can be substantially cylindrical or pyramidal;Referring to Figure 10
Shown, main shaft mounting portion is in pyramidal substantially.
Embodiment two
The utility model embodiment two provides a kind of grinding knife tool system of processing comprising the grinding that embodiment one provides
Cutterhead connection structure.
Square position cutterhead provided by the utility model in use, the grinding end when annular grinding part has just contacted when flour milling, by
Cutting edge forms buffering and roughing, make to be cut to flour milling sword cut in advance it is more smooth, then again by ring cutting part 2
It treats flour milling and polishes in grinding end.So set, more smoothly when can making grinding, ground effect is good, can buffer work
The cutting of part is collided, and product processing quality is improved.In cutting and grinding process, 4 one side of chip space plays the role of heat dissipation,
On the other hand play the role of that grindstone dust is discharged, the service life of grinding part is extended while ensureing grinding quality.Cutterhead sheet
It is provided with fixed hole 14 on interconnecting piece 9 among body 1, the end cylinder boss 10 convenient for the amplitude transformer 3 of knife handle is located at fixation
In through-hole 14, and amplitude transformer 3 is fixed by screw with cutterhead body 1, when preventing 1 high speed rotation of cutterhead body, cutterhead sheet
It is loosened between body 1 and amplitude transformer 3.
In conclusion being provided among cutterhead body described in square position cutterhead provided by the utility model for installing luffing
Amplitude transformer is fixed among cutterhead body, Neng Goubao by the fixed hole of bar by being located at the fixed hole among cutterhead body
It demonstrate,proves cutterhead body and the axis of knife handle is concentric, and multiple mounting holes are set and are convenient for for amplitude transformer and cutterhead body being fixed together,
The case where cutterhead body bounce will not be generated, can guarantee the smooth of workpiece surface, have that using effect is good and save the cost etc.
Advantage.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System;Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced;And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.In the instructions provided here, numerous specific details are set forth.However, can
Understand, the embodiments of the present invention can be practiced without these specific details.In some instances, not in detail
Carefully show well-known methods, structures and techniques, so as not to obscure the understanding of this specification.In addition, those skilled in the art
It is understood that although certain features included by some embodiments described herein include other embodiments rather than other spies
Sign, but the combination of the feature of different embodiments means within the scope of the utility model and forms different implementation
Example.For example, in the following claims, the one of any of embodiment claimed can side in any combination
Formula come using.