CN104400026A - Boring cutter - Google Patents
Boring cutter Download PDFInfo
- Publication number
- CN104400026A CN104400026A CN201410579060.3A CN201410579060A CN104400026A CN 104400026 A CN104400026 A CN 104400026A CN 201410579060 A CN201410579060 A CN 201410579060A CN 104400026 A CN104400026 A CN 104400026A
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- Prior art keywords
- boring cutter
- cutterhead
- cutter bar
- groove
- blade
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
- B23B27/08—Cutting tools with blade- or disc-like main parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B29/00—Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
- B23B29/02—Boring bars
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
The invention discloses a boring cutter which comprises a cutter, at least two boring cutter rods and first blades, wherein at least two first grooves are uniformly distributed in a first axial end face of the cutter; one end of each of the first grooves extend along the radial direction of the cutter and then ends on the circumference surface of the cutter; the boring cutter rods are respectively located in the first grooves and are fastened on the cutter along the axial direction of the cutter; mounting bases are arranged on the surfaces of the first boring cutter rods away from the first axial end face of the cutter; the first blades are fastened on the mounting bases of the first boring cutter rods. The boring cutter provided by the invention has the advantages of safety and reliability.
Description
Technical field
The present invention relates to the boring technical field in intermetallic composite coating, be specifically related to a kind of boring cutter.
Background technology
In machined, roughing all will be carried out in large-scale hole, uses the lifting roughing efficiency that rough boring cutter ability is maximum during general roughing.Rough boring cutter is generally divided into two kinds, the folder lathe tool form of single-blade and double-blade boring cutter.Wherein double-blade boring cutter working (machining) efficiency is the fastest, at every turn can boring about 20mm.But need repeatedly to regulate when running into the larger hole of surplus, repeatedly process and just can reach processing object.
As shown in Figure 1 to Figure 3, notification number is the adjustable combination type boring cutter of CN102728862A, and described adjustable combination type boring cutter includes axial slider 1 and combination handle of a knife; Described combination handle of a knife comprises handle of a knife 3 and boring cutter bar 2; Described boring cutter bar 2 is arranged on the top of handle of a knife 3; Described axial slider 1 is two, and symmetry is arranged on the two ends of boring cutter bar 2, and can slide along boring cutter bar 2; Namely the bottom of described axial slider 1 has guide pad 7; Described boring cutter bar 2 has the gathering sill 8 in order to coordinate with the guide pad 7 had bottom axial slider; The top of described axial slider 1 has boss 10, and the U-lag 9 had on described boss 10 in order to mounting cutter, the side sidewall of described U-lag has three in order to install the installing hole of locking jackscrew 5, be positioned at installing hole in order to the locking jackscrew 5 of being locked cutter positioning; Trimming bolt 4 in order to carry out radial fine setting to cutter is set in one end of described U-lag 9; Described boss 10 has two bolts hole 11 passing for fastening bolt, coordinate with the bar hole on combination handle of a knife; Have in the side of described boss 10 for attachment screw through, with the corresponding screech owl hole 6 of fixing hole on combination handle of a knife, by attachment screw, fastening bolt by axial slider 1 with combine handle of a knife and be connected as a single entity.
During boring, by cutter (cutter as shown in Figure 4, be actually the structure of lathe tool) be arranged on axial slider 1, again axial slider 1 is installed on combination handle of a knife, axial slider 1 to the required size of cutter is equipped with in adjustment, then axial slider 1 and combination handle of a knife is connected firmly by attachment screw, fastening bolt; The recycling hilted broadsword axial slider of slide calliper rule adjustment without cutter, locking is without cutter axial slider; When boring need be finely tuned, loosen three locking jackscrews 5 and recycle trimming bolt 4 and regulate, dial gauge measuring and adjusting numerical value, the numerical value of measurement is radius value, and after fine setting, locking 3 locking jackscrews carry out boring.By realizing at cutter underlay clearance gauge when carrying out ladder boring.
There is following defect in above-mentioned boring cutter:
1st, above-mentioned boring cutter is structurally divided into body, slide block and knife bar, by locking jackscrew 5, cutter is locked on axial slider 1, boring cutter can produce axial cutting force and resistance when cutting, therefore, no matter the cutting force of these axis and Resistance-load to being that on axial slider or cutter, transmitted by power, the locking jackscrew 5 of tightening tool and the attachment screw of fastening axial slider can bear above-mentioned axial cutting force and resistance.But, for the locking jackscrew 5 of tightening tool, cutter uses clamping sides mode to carry out clamping, not screw or when cutting load is excessive at locking jackscrew 5, cutter is stressed can produce rotation or cutter flies out, certainly, such structure also exists huge potential safety hazard.
2nd, above-mentioned boring cutter carries out drop adjustment to cutter and uses clearance gauge.If space is left in cutter bottom when using clearance gauge to regulate, like this when cutting stressed, cutter can move and even can produce the situations such as tipping, clearance gauge when do not pad or compacted also can fly out, therefore drop regulative mode has potential safety hazard equally.And when having filled in clearance gauge, if need to regulate Tool in Cutting radius to be also very troublesome.
3rd, knife bar and the cutter head of above-mentioned cutter are structure as a whole, and after cutter head damages, cutter entirety is scrapped, and use cost is high.
Summary of the invention
For the defect existed in prior art, the object of the present invention is to provide a kind of safe and reliable boring cutter.
The technical scheme solved the problems of the technologies described above is as follows:
A kind of boring cutter, comprising: cutterhead, at least uniform two the first grooves on the first axial end of described cutterhead, and one end of the first groove ends on the periphery of cutterhead after the radial direction extension of cutterhead; And
At least two the first boring cutter bars, these boring cutter bars to lay respectively in described first groove and axially fasten on cutterhead along described cutterhead, and the surface deviating from the first axial end of cutterhead of each the first boring cutter bar is provided with mount pad; And
Be anchored on the first blade on the mount pad of each the first boring cutter bar.
Preferably, also at least uniform two the second grooves on the first axial end of described cutterhead, one end of the second groove ends on the periphery of cutterhead after the radial direction of cutterhead extends; And
Also comprise at least two the second boring cutter bars, these boring cutter bars lay respectively at described second groove and axially fasten on cutterhead along described cutterhead, and the surface deviating from the first axial end of cutterhead of each the second boring cutter bar is provided with mount pad; And
Be anchored on the second blade on the mount pad of each the second boring cutter bar, after mount pad on each second boring cutter bar installs the second blade, be anchored on the first blade on the first boring cutter bar apart from the height between described first axial end, and be anchored on the second blade on the second boring cutter bar and be greater than zero apart from the difference of the height between described first axial end.
Preferably, the described other end of the first groove and the distance of cutter head center, be greater than the other end of the second groove and the distance of cutter head center.
Preferably, described first groove is 8, and the second groove is 4.
Preferably, the first boring cutter bar and the second boring cutter bar be provided be parallel to cutter axis to pilot hole, screw is through described pilot hole and described cutterhead is fastening is fixed on cutterhead by the first boring cutter bar and the second boring cutter bar, and described pilot hole is bar hole or mounting hole.
Preferably, each boring cutter bar described deviates from the surface of cutterhead first axial end at least partially, after the first axial end direction sinking of cutterhead, form an installation portion and be positioned at the limited step of installation portion side, described pilot hole is arranged on installation portion.
Preferably, the mount pad on described first boring cutter bar and the second boring cutter bar, the heavy stand being sunk to being formed by the first axial end on said surface to cutterhead, and the limit base composition of this heavy stand of semi-surrounding.
Preferably, described first boring cutter bar and the second boring cutter bar are equipped with radial tapped through hole, the screw mandrel be threaded with this tapped through hole is provided with in tapped through hole, after screw mandrel is threaded with described tapped through hole, one end of screw mandrel extend into through tapped through hole in the blind hole arranged along cutterhead radial direction.
Preferably, the first boring cutter bar and the second boring cutter bar are equipped with adjustment scale, the axial end of cutterhead is provided with the adjustment position line of the side being positioned at the first groove and the second groove.
Preferably, described blade is cuboid, the cutting face of blade is symmetrically arranged with the first cutting edge and the second cutting edge, and the first cutting edge and the second cutting edge are for being obliquely installed.
Have employed such scheme, the present invention by by boring bar and knife bar Combined design integral, and boring cutter bar has been arranged in the groove on cutterhead, the boring cutter of this version in the course of the work, all transferred on cutterhead, and the screw connecting boring cutter bar and cutterhead can not bear axial bite and resistance by the axial bite that blade is subject to and resistance, firmly can form locking relation with cutterhead, therefore, boring cutter bar can not skid off in process, makes security obtain raising.In addition, cutterhead of the present invention is similar to milling cutter body, but what cutterhead was installed is boring cutter bar, and therefore, the substance of this project organization boring and milling is fused in order to one, and the working (machining) efficiency of boring is promoted significantly.
Below in conjunction with the drawings and specific embodiments, structure of the present invention and principle are described in detail.
Accompanying drawing explanation
Fig. 1 is the structural representation of adjustable combination type boring cutter of the prior art;
Fig. 2 is the stereogram of the boring cutter bar in Fig. 1;
Fig. 3 is the stereogram of the axial slider in Fig. 1;
Fig. 4 is the schematic diagram of cutter of the prior art;
Fig. 5 is the perspective view of the boring cutter in the present invention;
Fig. 6 is the perspective view of the cutterhead in the present invention;
Fig. 7 is the perspective view of the boring cutter bar in the present invention;
Fig. 8 is the structural representation of the blade in the present invention;
Fig. 9 is the schematic diagram of the screw mandrel in the present invention;
Figure 10 is the schematic diagram of the second boring bar in the present invention;
Figure 11 is the schematic diagram of the second blade in the present invention;
Figure 12 is the side view of Fig. 5;
Figure 13 is the schematic diagram of the boring cutter Machining Arc adopting invention;
10 is cutterhead, and 11 is the first axial end, and 12 is the first groove, and 13 is screwed hole, and 14 is the second groove;
20 is the first boring cutter bar, and 21 is pilot hole, and 22 is screw, and 23 is installation portion, and 24 is limited step, and 25 is heavy stand, and 26 is limit base, and 27 is domatic, and 28 is tapped through hole, and 29 is screw mandrel;
30 is the first blade, and 31 is the first cutting edge, and 32 is the second cutting edge;
40 is the second boring cutter bar;
50 is the second blade;
60 is workpiece.
Detailed description of the invention
With reference to Fig. 5, the boring cutter in the present invention, is made up of cutterhead 10, first boring cutter bar 20, first blade 30, second boring cutter bar 40 and the second blade 50, is described in detail below to each several part and the relation between them thereof:
With reference to Fig. 5 and Fig. 6, cutterhead 10 is forging, cutterhead 10 adopt material be 42CrMo unimach modulation, cutterhead 10 has high strength and toughness, quenching degree is also better, without obvious temper brittleness, have higher fatigue limit and anti-repeat impact ability after modifier treatment, low-temperature impact toughness is good.At least uniform two the first grooves 12 on first axial end 11 of cutterhead 10, one end of first groove 12 ends on the periphery of cutterhead 10 after the radial direction extension of cutterhead 10, in the present invention, the quantity of the first groove 12 is preferably 8, certainly, can also be 2,3,4,5,6,7 or even more.Cutterhead 10 is provided with and is arranged in the first groove 12 screwed hole 13, screwed hole 13 is mainly used in installation first boring cutter bar 20.
With reference to Fig. 5 and Fig. 7, the quantity of the first boring cutter bar 20 is equal with the quantity of the first groove 12, and these first boring cutter bars 20 to lay respectively in described first groove 12 and axially fastening on cutterhead 10 along described cutterhead 10.Such mounting means, makes the first boring cutter bar 20 in the restriction being subject to the first groove 12 side wall surface along the radial direction of cutterhead, cannot move, also locked along cutterhead 10 axial direction.The concrete fixed form of the first boring cutter bar 20 is: each first boring cutter bar be provided be parallel to cutter axis to pilot hole 21, first boring cutter bar 20 is fixed on cutterhead 10 through described pilot hole 21 with described cutterhead 10 is fastening by screw 22, described pilot hole 21 is bar hole or mounting hole, pilot hole 21 adopts the shape of bar shaped or kidney-shaped, being the position for the ease of adjusting the first boring cutter bar 20, making the first blade 30 on the first boring cutter bar 20 have different cutting depth.Certain pilot hole also can adopt circular port.Described first boring cutter bar 21 deviates from the surface of cutterhead 10 first axial end 11 at least partially, and the first axial end direction to cutterhead 10 sinks to forming installation portion 23, and described pilot hole 21 is arranged on this installation portion 23.Preferably in the part on the surface of the first boring cutter bar 21, the first axial end direction to cutterhead 10 sinks to forming installation portion 23, like this, a limited step 24 is formed at the opposite side of installation portion 23, installation portion 23 and limited step 24 define the shape of L, the shape of limited step 24 is preferably " one " font (as shown in Figure 7), when screw 22 is through after described pilot hole 21, the head of screw is then near limited step 24, in the boring cutter course of work, when screw 22 is subject to shear action power and resistance, this shear action power and resistance are delivered on limited step 24, due to the part that limited step 24 is the first boring cutter bar 20, first boring cutter bar 20 is arranged in the first groove, therefore, when the shear action power that screw 22 is subject to and resistance, by these force transmission on cutterhead 10.This structure obviously alleviates the shear action power suffered by screw, completely avoid screw and loosens because of radial cutting active force and resistance, the first boring cutter bar 20 is firmly fixed on cutterhead 10.
The surface deviating from the first axial end of cutterhead 10 of each the first boring cutter bar 20 is provided with mount pad.The mount pad of described first boring cutter bar 20, the heavy stand 25 being sunk to being formed by the first axial end on said surface to cutterhead 10, and the limit base 26 of this heavy stand of semi-surrounding forms.Heavy stand 25 is provided with screw, and heavy stand 25 is for installing the first blade 30.The surface of heavy stand 25 is domatic 27, and domatic 27 by gradually rising shaping near one end of limit base 26 to the one end away from limit base 26 from heavy stand 25.And heavy stand 25 described in limit base 26 semi-surrounding, therefore the shape of limit base 26 is preferably L shape.Due to the existence of limit base 26, domatic 27 advantages embodied that to combine with limit base 26 are: in the boring cutter course of work, during the reaction force that the first blade 30 is cut, this reaction force is delivered on limit base 26, due to the part that limit base 26 is the first boring cutter bar 20, the first boring cutter bar 20 is arranged in the first groove, therefore, during the reaction force that the first blade 30 is subject to, by this force transmission on cutterhead 10.The advantage of this structure is obviously embodied in the first blade 30 still has extraordinary steadiness when being subject to reaction force.
First boring cutter bar 20 is provided with radial tapped through hole 28, the screw mandrel 29 be threaded with this tapped through hole is provided with in tapped through hole, after screw mandrel 29 is threaded with described tapped through hole 28, one end of screw mandrel 29 extend into through tapped through hole in the blind hole arranged along cutterhead radial direction.This structure makes the first boring cutter bar 20 form screw body with screw mandrel 29, when screw mandrel 29 rotates, axis due to screw mandrel 29 is subject to the restriction of cutterhead, make screw mandrel 29 can not axial displacement, impel the first boring cutter bar 20 along the radial displacement of cutterhead, thus make the position of the first boring cutter bar 20 obtain adjustment along the radial direction of cutterhead.This screw regulating mechanism is restricted due to the axial displacement of screw mandrel, and therefore, in the process making screw mandrel 29 rotate, reaction force suffered by screw mandrel 29, impels operating personnel can get hold of the size of adjustment.First boring cutter bar 20 is provided with adjustment scale, and the axial end of cutterhead 10 is provided with the adjustment position line (not shown) being positioned at the first groove side.In the process of adjustment, adjustment scale is overlapped with adjustment position line, then the first boring cutter bar can be adjusted 20 whole to operating personnel desired position, be conducive to the precision that raising adjusts.The boring cutter of prior art is carrying out adding man-hour, if need to carry out adjustment to the radius of boring just to finely tune at lathe tool afterbody rotational lock jackscrew after the screw that comes loose, owing to there is no graduation mark, so need when processing repeatedly to regulate, very inconvenient.The present invention overlaps with adjustment position line by making adjustment scale, can must be adjusted to the size needing processing fast.
With reference to Fig. 5 and Fig. 8, the mount pad of each the first boring cutter bar 20 is fastened with the first blade 30, first blade 30 carries out fastening along the axial direction of cutterhead 10, first cutting edge 30 and the first boring cutter bar 20 adopt split-type design, after the first blade 30 damages, directly can disassemble from the first boring cutter bar 20, avoid the first boring cutter bar and scrap simultaneously, save use cost.According to description above, the first blade is fastened on after on the mount pad on the first boring cutter bar 20, and the first blade 30 is spacing by limit base 26 in radial direction, and such locate mode makes the first blade 30 all obtain location in axis and radial direction.Described first blade 30, in cuboid, the cutting face of the first blade 30 is symmetrically arranged with the first cutting edge 31 and the second cutting edge 32, first cutting edge 31 and the second cutting edge 32 for being obliquely installed.The structure of the first cutting edge 31 and the second cutting edge 32 makes stock-removing efficiency significantly promote.
Second embodiment:
As shown in Figure 5, also at least uniform two the second grooves 14 on the first axial end of cutterhead 10.One end of second groove 14 ends on the periphery of cutterhead after the radial direction extension of cutterhead.The other end of described first groove 12 and the distance at cutterhead 10 center, be greater than the other end of the second groove 14 and the distance of cutter head center, and like this, the second groove 14 is greater than the size of the first groove 12 along cutterhead radial direction along the size of cutterhead radial direction.Second groove 14 is 4, from arrangement form, two the first grooves 12 is divided into one group, and the cutterhead between two the first grooves 12 often in group then has second groove 14.
As shown in Fig. 5 and Figure 10, in the second groove 14, second boring cutter bar 40 is installed.These second boring cutter bars 40 to lay respectively in described second groove 14 and axially fasten on cutterhead along described cutterhead 10, and the surface deviating from the first axial end of cutterhead of each the second boring cutter bar 40 is provided with mount pad.In this second embodiment, the shape of the second boring cutter bar, structure and size are all identical with the first boring cutter bar, and therefore, the first boring cutter bar in the present invention and the second boring cutter bar have versatility relative to the cutterhead 10 in the present invention.Because the second groove 14 of foregoing description is greater than the size of the first groove 12 along cutterhead radial direction along the size of cutterhead radial direction, therefore, when the first boring cutter bar and the second boring cutter bar structure and measure-alike, be easy to make the first boring cutter bar 20 and the second boring cutter bar 40 to stagger along the radial direction of cutterhead 10, the size that namely two kinds of boring cutter bars stagger along the radial direction of cutterhead 10 can arbitrarily regulate.
As shown in Fig. 5, Figure 11 and Figure 12, the shape being fastened with the second blade 50, second blade 50, structure and size on the mount pad of each the second boring cutter bar 40 are identical with the first blade 30, do not repeat them here.For the second boring cutter bar concrete fastening means and and blade between annexation, please refer to the detailed description in the first embodiment.After mount pad on each second boring cutter bar 40 installs the second blade 50, be anchored on the first blade 30 on the first boring cutter bar 20 apart from the height between described first axial end 11, and be anchored on the second blade 50 on the second boring cutter bar 40 and be greater than zero apart from the difference of the height between described first axial end.This height difference H can be 0.1-1mm, and the preferred value of this height difference H is 0.3mm, can certainly be any numerical value between 0.1 to 1mm, and this arranges according to the needs of processing.For the formation of above-mentioned difference in height, there are following three modes: the first, the first groove 12 on cutterhead 10 is different with the degree of depth of the second groove 14 and formed; The second, the first boring cutter bar is different with the height of the second boring cutter bar and formed; The third, the first blade is different with the thickness of the second blade and formed.In the present invention, in order to make to have versatility between the first boring cutter bar and the second boring cutter bar, and have versatility between the first blade and the second blade, the mode of selection is that the first groove 12 on cutterhead 10 is different with the degree of depth of the second groove 14.The advantage applies of the difference of above-mentioned height is: during processing work 60, and first the second blade 50 removes part surplus, and then the first blade 30 just carries out boring-mill work.All blades effectively can be utilized like this to process, guarantee to only have one or a few blade to cut, the quality of processing can be guaranteed and improve working (machining) efficiency, promote blade service life.Namely the present invention easily achieves the cutting way of multiple-cutting-edge and layering, and working (machining) efficiency also obtain lifting, and the lifting of working (machining) efficiency is embodied in:
According to formula: cut formula: S=(linear velocity * 1000)/(π * diameter)
Feed: the F=S* per tooth cutting output * number of teeth
Contrast according to upper table can be found out, the boring cutter in the present invention is when multiple-cutting-edge and layered cutting, and efficiency is in significantly promoting.
The present invention is not limited to above-mentioned first embodiment and the second embodiment, such as, the pilot hole 21 of above-mentioned first embodiment can also have another kind of mode of texturing, namely pilot hole 21 is for running through the stepped hole of the first boring cutter bar 20 upper and lower surface, stepped hole can be bar shaped or kidney-shaped equally, like this, the change in shape of limited step 24 has become track type.And for example, if the shape of the first blade 30 is fan-shaped, be close to be formed with the first blade 30, the shape seat of limit base 26 also can be arc, and namely the shape of limit base 26 is determined by the shape of the first blade 30.Pilot hole in second embodiment, the second blade and limit base are equally applicable to above-mentioned variant.
The present invention is on the basis of above-mentioned first embodiment, can also change as shown below, such as, if ladder boring will be realized, then can the location dimension along cutterhead radial direction that quantity is the first boring cutter bar of half be adjusted, and without the need to setting up the second groove and the second boring cutter bar again.
As shown in figure 13, boring cutter occupation mode of the present invention is:
The surplus adjustment screw mandrel 29 of Machining Arc size and plectane as required, the first boring cutter bar 20 and the second boring cutter bar 40 is driven to move radially along cutterhead 10, make each boring cutter bar be adjusted to corresponding position, keep the difference of each boring cutter bar radius can not more than the length of the cutting edge of a blade.Regulating boring cutter bar height, adjustment principle is: the boring cutter bar that radius of clean-up is less, regulates highly higher, the like.After good for above-mentioned two place's position adjustments, can process.
Claims (10)
1. a boring cutter, is characterized in that, comprising: cutterhead, at least uniform two the first grooves on the first axial end of described cutterhead, and one end of the first groove ends on the periphery of cutterhead after the radial direction extension of cutterhead; And
At least two the first boring cutter bars, these boring cutter bars to lay respectively in described first groove and axially fasten on cutterhead along described cutterhead, and the surface deviating from the first axial end of cutterhead of each the first boring cutter bar is provided with mount pad; And
Be anchored on the first blade on the mount pad of each the first boring cutter bar.
2. boring cutter according to claim 1, is characterized in that, also at least uniform two the second grooves on the first axial end of described cutterhead, and one end of the second groove ends on the periphery of cutterhead after the radial direction of cutterhead extends; And
Also comprise at least two the second boring cutter bars, these boring cutter bars lay respectively at described second groove and axially fasten on cutterhead along described cutterhead, and the surface deviating from the first axial end of cutterhead of each the second boring cutter bar is provided with mount pad; And
Be anchored on the second blade on the mount pad of each the second boring cutter bar, after mount pad on each second boring cutter bar installs the second blade, be anchored on the first blade on the first boring cutter bar apart from the height between described first axial end, and be anchored on the second blade on the second boring cutter bar and be greater than zero apart from the difference of the height between described first axial end.
3. boring cutter according to claim 2, is characterized in that, the described other end of the first groove and the distance of cutter head center, is greater than the other end of the second groove and the distance of cutter head center.
4. the boring cutter according to Claims 2 or 3, is characterized in that, described first groove is 8, and the second groove is 4.
5. the boring cutter according to claim 1 or 2 or 3, it is characterized in that, first boring cutter bar and the second boring cutter bar be provided be parallel to cutter axis to pilot hole, screw is through described pilot hole and described cutterhead is fastening is fixed on cutterhead by the first boring cutter bar and the second boring cutter bar, and described pilot hole is bar hole or mounting hole.
6. boring cutter according to claim 5, it is characterized in that, each boring cutter bar described deviates from the surface of cutterhead first axial end at least partially, after the first axial end direction sinking of cutterhead, form an installation portion and be positioned at the limited step of installation portion side, described pilot hole is arranged on installation portion.
7. the boring cutter according to claim 1 or 2 or 3, is characterized in that, the mount pad on described first boring cutter bar and the second boring cutter bar, the heavy stand being sunk to being formed by the first axial end on said surface to cutterhead, and the limit base composition of this heavy stand of semi-surrounding.
8. the boring cutter according to claim 1 or 2 or 3, it is characterized in that, described first boring cutter bar and the second boring cutter bar are equipped with radial tapped through hole, the screw mandrel be threaded with this tapped through hole is provided with in tapped through hole, after screw mandrel is threaded with described tapped through hole, one end of screw mandrel extend into through tapped through hole in the blind hole arranged along cutterhead radial direction.
9. boring cutter according to claim 8, is characterized in that, the first boring cutter bar and the second boring cutter bar are equipped with adjustment scale, and the axial end of cutterhead is provided with the adjustment position line of the side being positioned at the first groove and the second groove.
10. the boring cutter according to claim 1 or 2 or 3, it is characterized in that, described blade is cuboid, the cutting face of blade is symmetrically arranged with the first cutting edge and the second cutting edge, and the first cutting edge and the second cutting edge are for being obliquely installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410579060.3A CN104400026A (en) | 2014-10-24 | 2014-10-24 | Boring cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410579060.3A CN104400026A (en) | 2014-10-24 | 2014-10-24 | Boring cutter |
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| Publication Number | Publication Date |
|---|---|
| CN104400026A true CN104400026A (en) | 2015-03-11 |
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| CN201410579060.3A Pending CN104400026A (en) | 2014-10-24 | 2014-10-24 | Boring cutter |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106914634A (en) * | 2015-12-25 | 2017-07-04 | 茅保富 | Adjustable boring tool disk |
| CN108568563A (en) * | 2018-07-03 | 2018-09-25 | 苏州海立达模型科技有限公司 | A kind of dise knife of dimension adjustable |
| CN109128285A (en) * | 2018-09-12 | 2019-01-04 | 中国二十冶集团有限公司 | The continuous boring device of staged multitool and processing method for lathe |
| CN109702234A (en) * | 2018-12-10 | 2019-05-03 | 上海宝钢工业技术服务有限公司 | Integrated inside and outside circle cutting tool for boring device |
| CN110961708A (en) * | 2019-11-22 | 2020-04-07 | 辽宁程瑞砂轮有限公司 | Novel milling cutter for reaming grinding wheel |
| CN111036946A (en) * | 2018-10-13 | 2020-04-21 | 茅保富 | Clamping type boring cutter head |
| CN112619831A (en) * | 2020-12-30 | 2021-04-09 | 安徽省凌锋冶金机械有限公司 | Split type shredder cutter of tenon fourth of twelve earthly branches |
| CN113857500A (en) * | 2021-10-25 | 2021-12-31 | 中国科学院光电技术研究所 | Multi-fly cutter cutting device |
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| CN106914634A (en) * | 2015-12-25 | 2017-07-04 | 茅保富 | Adjustable boring tool disk |
| CN108568563A (en) * | 2018-07-03 | 2018-09-25 | 苏州海立达模型科技有限公司 | A kind of dise knife of dimension adjustable |
| CN108568563B (en) * | 2018-07-03 | 2024-03-08 | 苏州海立达模型科技有限公司 | Adjustable-size disc cutter |
| CN109128285A (en) * | 2018-09-12 | 2019-01-04 | 中国二十冶集团有限公司 | The continuous boring device of staged multitool and processing method for lathe |
| CN111036946A (en) * | 2018-10-13 | 2020-04-21 | 茅保富 | Clamping type boring cutter head |
| CN109702234A (en) * | 2018-12-10 | 2019-05-03 | 上海宝钢工业技术服务有限公司 | Integrated inside and outside circle cutting tool for boring device |
| CN110961708A (en) * | 2019-11-22 | 2020-04-07 | 辽宁程瑞砂轮有限公司 | Novel milling cutter for reaming grinding wheel |
| CN112619831A (en) * | 2020-12-30 | 2021-04-09 | 安徽省凌锋冶金机械有限公司 | Split type shredder cutter of tenon fourth of twelve earthly branches |
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| CN113857500A (en) * | 2021-10-25 | 2021-12-31 | 中国科学院光电技术研究所 | Multi-fly cutter cutting device |
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