CN108326332A - High-accuracy multifunctional boring cutter - Google Patents
High-accuracy multifunctional boring cutter Download PDFInfo
- Publication number
- CN108326332A CN108326332A CN201810317297.2A CN201810317297A CN108326332A CN 108326332 A CN108326332 A CN 108326332A CN 201810317297 A CN201810317297 A CN 201810317297A CN 108326332 A CN108326332 A CN 108326332A
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- China
- Prior art keywords
- boring cutter
- sliding block
- fastening screw
- hole
- blade bearing
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- Pending
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- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 230000001105 regulatory effect Effects 0.000 claims abstract description 12
- 230000001050 lubricating effect Effects 0.000 claims description 14
- 230000036316 preload Effects 0.000 claims description 5
- 238000005461 lubrication Methods 0.000 claims description 4
- 241000826860 Trapezium Species 0.000 claims description 2
- 239000011148 porous material Substances 0.000 claims 1
- 230000008859 change Effects 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 230000002708 enhancing effect Effects 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- B23B29/03—Boring heads
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
High-accuracy multifunctional boring cutter, including boring cutter cutter hub, sliding block, regulating mechanism, blade bearing, boring cutter bar, and positioning pin, sliding block fastening screw, boring cutter bar fastening screw, blade bearing fastening screw, boring cutter cutter hub is equipped with slide block slot, waist-shaped hole, dowel hole and sliding block fastening screw hole, sliding block is equipped with regulating mechanism mounting groove, boring cutter rod aperture, two planes, boring cutter bar fastening screw hole, blade bearing fastening screw hole and convex block, and blade bearing is equipped with groove；Wherein, positioning pin side wall is equipped with positioning plane, and sliding block fastening screw inner end is equipped with rotatable free cheek.The boring cutter of the present invention realizes a variety of boring cutter functions, and precision is high, and hysterisis error and tool weight are small, and Boring range is big, using special double screw lockings, locking is secured, and change in size is small, vibration cutting is reduced, Boring preciseness is stablized, and cutter life is extended using sealing structure.
Description
Technical field
The present invention relates to Cutting Tool Technology Used on NC fields, more particularly to high-accuracy multifunctional boring cutter.
Background technology
Boring cutter is one kind of cutting tool for boring, usually round handle, and most common occasion is exactly on boring machine, lathe or milling machine
For interior hole machined, reaming, profiling etc. is indispensable important cutter in precision hole machining.
The high boring cutter of existing required precision needs to prepare multiple and different borings according to different processing dimension and function
Knife, boring cutter degree of regulation is poor, and hysterisis error and locking change in size are big, and processing dimension is unstable, and bore hole range is small, and practicability is not
Height, and poor sealing performance, are affected to precision.
Invention content
The invention solves problem of the prior art, provide high-accuracy multifunctional boring cutter, have the function of a variety of boring cutters, precision
The advantages that height, hysterisis error and tool weight are small, and Boring range is big.
In order to achieve the above objectives, the technical solution adopted by the present invention is as follows：
High-accuracy multifunctional boring cutter, including boring cutter cutter hub, sliding block, regulating mechanism, blade bearing and boring cutter bar, the boring cutter cutter hub water
It is equipped with the perforative slide block slot for installing sliding block square upwards, bottom is equipped with waist-shaped hole, and side is equipped with dowel hole and sliding block
Fastening screw hole；Described sliding block one end is equipped with the regulating mechanism mounting groove for installation and adjustment mechanism, and bottom centre position is equipped with
Boring cutter rod aperture, side wall are set there are two plane, and the other end is equipped with boring cutter bar fastening screw hole, blade bearing fastening screw hole and convex block,
Blade bearing is equipped with groove；In dowel hole, sliding block fastening screw hole, boring cutter bar fastening screw hole and blade bearing fastening screw hole
It is respectively equipped with positioning pin, sliding block fastening screw, boring cutter bar fastening screw and blade bearing fastening screw；Wherein, boring cutter bar side wall is set
There are securing plane, positioning pin side wall to be equipped with positioning plane, sliding block fastening screw inner end is equipped with rotatable free cheek, and activity is flat
Face is connect by modes such as flexural pivots with sliding block fastening screw.
After assembling, positioning plane and one of the sliding block plane of positioning pin offset, the activity in sliding block fastening screw
Another of plane and sliding block plane offset, and when needing using boring cutter bar, boring cutter bar passes through the waist-shaped hole on boring cutter cutter hub to be inserted into
In boring cutter rod aperture on to sliding block, the securing plane on boring cutter bar fastening screw inner face and boring cutter bar offsets and tightens fixation,
When needing using blade bearing, inner face and the sliding block end face of blade bearing offset, while on the groove two sides of blade bearing and sliding block
Convex block two sides offset, the section of groove and convex block is trapezium structure, tightens blade bearing fastening screw and is fixed.Pass through tune
Suitable position of the mechanism adjusting slider in slide block slot is saved, sliding block fastening screw is tightened and is fixed.
Preferably, the regulating mechanism includes the dial of inner band precision screw rod, butterfly spring and cylinder
The pre-load nut of scalariform, dial outside is intermediate to have adjustment hole, such as Hexagon hole.Dial has 100 lattice groove deciles, often
Lattice resolution is φ 0.005mm, accurate screw pitch 0.25mm, and butterfly spring and pre-load nut can eliminate vibration and gap, carry
Top adjustment precision.
Preferably, being set on the boring cutter cutter hub top horizontal direction, there are two the mutually perpendicular through-holes of axis, wherein one
It is equipped in a through-hole and reinforces bolt, for transmitting torque, improve intensity.
Preferably, boring cutter cutter hub bottom is equipped with lubricating cup hole, it is equipped with lubricating cup in lubricating cup hole, for lubricating internal whorl
It pays.
Preferably, the slider side wall is equipped with several lubrication grooves, it is convenient for lubricating liquid flow, makes lubricating uniform, operation is more
Add steady.
Preferably, one, the plane is located at slider top in horizontal direction, another is located at sliding block in vertical direction
Side.The positioning plane of positioning pin offsets with plane in horizontal direction, the free cheek in sliding block fastening screw in vertical
The plane in direction offsets.
Preferably, sliding block fastening screw hole and sliding block fastening screw quantity are two and in horizontally arranged.
Preferably, boring cutter bar fastening screw hole and boring cutter bar fastening screw quantity are two and are in longitudinal arrangement.
Preferably, the blade bearing and boring cutter bar are respectively provided with the model of several different size, to meet different holes
The processing of diameter.
The beneficial effects of the present invention are：1, the blade bearing and boring cutter bar of multiple specifications, interchangeability and versatility can be installed
By force, and rotatable 180 ° of blade bearing is installed, and completes the anti-boring processing of standard sized apertures, therefore has a variety of different functions；
2, Boring range is big, it can be achieved that processing is stablized in 8 holes mm-φ 203mm φ；
3, precision is good：0.005mm/ lattice, hysterisis error are small：0.003mm；
4, positioning pin and sliding block use plane positioning, increase contact area, position relatively reliable stabilization, sliding block fastening screw and cunning
Block is locked using plane, increases contact area, and locking sliding block is more secured, enhancing cutter rigidity；
5, blade bearing and sliding block used positioning, and three face pastes are tight, enhancing connection rigidity；
6, using special double screw lockings, locking is secured, and change in size is small, reduces vibration cutting, and Boring preciseness is stablized；
7, using sealing structure and the cold modes of full Inner, cutter life is extended, improve blade service life and reduces the thick of hole
Rugosity；
8, cutter overall weight is small, only 1.75kg, there is larger protective effect to machine tool chief axis；
9, screw thread pays moving range up to φ 35mm, and structural rigidity is good, and bore size is stablized, and reduces oscillation phenomenon；
10, interface mode can the connection of same BIG, LBK and CK handle of a knife, versatile, versatility enhancing.
Description of the drawings
Fig. 1 is the whole explosion front view of the present invention；
Fig. 2 is confined explosion's front view of the present invention；
Fig. 3 is confined explosion's upward view of the present invention；
Fig. 4 is the structural schematic diagram of boring cutter cutter hub in the present invention；
Fig. 5 is the structural schematic diagram of sliding block in the present invention；
Fig. 6 is the structural schematic diagram of blade bearing in the present invention；
Fig. 7 is the structural schematic diagram of positioning pin in the present invention；
Fig. 8 is the structural schematic diagram of sliding block fastening screw in the present invention；
Fig. 9 is the structural schematic diagram of boring cutter bar in the present invention.
In figure：1, dial；2, butterfly spring；3, pre-load nut；4, reinforce bolt；5, lubricating cup；6, boring cutter cutter hub；6.1, sliding
Block slot；6.2, waist-shaped hole；6.3, dowel hole；6.4, sliding block fastening screw hole；6.5, through-hole；6.6, lubricating cup hole；7, sliding block；
7.1, regulating mechanism mounting groove；7.2, boring cutter rod aperture；7.3, plane；7.4, boring cutter bar fastening screw hole；7.5, blade bearing fastens
Screw hole；7.6, convex block；7.7, lubrication groove；8, boring cutter bar fastening screw；9, the first blade bearing；10, blade bearing fastening screw；
11, the second blade bearing；12, third blade bearing；13, positioning pin；13.1, plane is positioned；14, sliding block fastening screw；14.1, activity
Plane；15, the first boring cutter bar；16, the second boring cutter bar；17, third boring cutter bar；18, the 4th boring cutter bar；19, the 5th boring cutter bar；
100, groove；200, securing plane.
Specific implementation mode
Below by specific implementation mode and attached drawing, the present invention is further illustrated.
Embodiment is：As shown in figures 1 to 6, high-accuracy multifunctional boring cutter, including boring cutter cutter hub 6, sliding block 7, regulating mechanism,
Blade bearing and boring cutter bar, 6 horizontal direction of boring cutter cutter hub are equipped with perforative slide block slot 6.1, and bottom is equipped with waist-shaped hole 6.2, side
Equipped with dowel hole 6.3 and sliding block fastening screw hole 6.4；7 one end of sliding block is equipped with regulating mechanism mounting groove 7.1, bottom interposition
Boring cutter rod aperture 7.2 is installed, side wall is set there are two plane 7.3, and one is located at 7 top of sliding block in horizontal direction, another is in perpendicular
Histogram is to positioned at 7 side of sliding block.7 other end of sliding block be equipped with boring cutter bar fastening screw hole 7.4, blade bearing fastening screw hole 7.5 and
Convex block 7.6, blade bearing are equipped with groove 100；Dowel hole 6.3, sliding block fastening screw hole 6.4, boring cutter bar fastening screw hole 7.4
And positioning pin 13, sliding block fastening screw 14, boring cutter bar fastening screw 8 and blade are respectively equipped in blade bearing fastening screw hole 7.5
Seat fastening screw 10, also, sliding block fastening screw hole 6.4 and 14 quantity of sliding block fastening screw are two and are in horizontally arranged, boring
Knife bar fastening screw hole 7.4 and 8 quantity of boring cutter bar fastening screw are two and are in longitudinal arrangement.
Wherein, in conjunction with shown in Fig. 1, regulating mechanism includes the dial 1 of inner band precision screw rod, butterfly spring 2 and in circle
The step-like pre-load nut 3 of cylindricality；In conjunction with shown in Fig. 7,13 side wall of positioning pin is equipped with positioning plane 13.1, sliding in conjunction with shown in Fig. 8
14 inner end of block fastening screw is equipped with rotatable free cheek 14.1, and in conjunction with shown in Fig. 9, boring cutter bar side wall is equipped with securing plane
200。
In addition, being set on 6 top horizontal direction of boring cutter cutter hub there are two the mutually perpendicular through-hole 6.5 of axis, one of them is logical
It is equipped in hole 6.5 and reinforces bolt 4.6 bottom of boring cutter cutter hub is equipped with lubricating cup hole 6.6, and lubricating cup 5, and 7 side of sliding block are equipped in lubricating cup hole 6.6
Wall is equipped with several lubrication grooves 7.7.
In embodiments of the present invention, blade bearing and boring cutter bar are respectively provided with the model of several different size, in conjunction with
Shown in Fig. 1, blade bearing includes three kinds of the first blade bearing 9, the second blade bearing 11 and third blade bearing 12 etc., it can be achieved that φ 100mm-
Processing is stablized in the holes φ 203mm, and boring cutter bar includes the first boring cutter bar 15, the second boring cutter bar 16, third boring cutter bar 17, the 4th boring cutter
Five kinds of bar 18 and the 5th boring cutter bar 19 etc. are, it can be achieved that processing is stablized in the holes φ 8mm- φ 100mm.
Assembling process is：Determine 7 position of sliding block so that the horizontal plane of the positioning plane 13.1 and sliding block 7 of positioning pin 13
7.3 offset, and the perpendicular 7.3 of the free cheek 14.1 in sliding block fastening screw 14 and sliding block 7 offsets（It does not tighten at this time）.It needs
When using boring cutter bar, boring cutter bar passes through the waist-shaped hole 6.2 on boring cutter cutter hub 6 to be inserted into the boring cutter rod aperture 7.2 on sliding block 7,
8 inner face of boring cutter bar fastening screw offsets with the securing plane 200 on boring cutter bar and tightens fixation, when needing using blade bearing,
The inner face of blade bearing offsets with 7 end face of sliding block, while 100 two sides of groove of blade bearing and 7.6 both sides of convex block on sliding block 7
Face offsets, and tightens blade bearing fastening screw 10 and is fixed.After boring cutter bar or blade bearing install, installation blade is simultaneously solid
It is fixed, so that sliding block 7 is located at the suitable position in slide block slot 6.1 by adjustment dial 1, tightens sliding block fastening screw 14 and consolidated
It is fixed, boring cutter cutter hub 6 is coupled with machine tool chief axis finally by handle of a knife.
Above is only a specific embodiment of the present invention, but the structure feature of the present invention is not limited thereto, the present invention
Can be used on similar product, any those skilled in the art in the field of the invention, made by changes or modifications all
Cover among the scope of the claims of the present invention.
Claims (9)
1. high-accuracy multifunctional boring cutter, it is characterised in that：Including boring cutter cutter hub（6）, sliding block（7）, regulating mechanism, blade bearing and boring
Knife bar, the boring cutter cutter hub（6）Horizontal direction is equipped with perforative slide block slot（6.1）, bottom is equipped with waist-shaped hole（6.2）, side
Equipped with dowel hole（6.3）And sliding block fastening screw hole（6.4）；The sliding block（7）One end is equipped with regulating mechanism mounting groove
（7.1）, bottom centre position is equipped with boring cutter rod aperture（7.2）, side wall sets there are two plane（7.3）, it is tight that the other end is equipped with boring cutter bar
Gu screw hole（7.4）, blade bearing fastening screw hole（7.5）And convex block（7.6）, blade bearing is equipped with groove（100）, groove
（100）And convex block（7.6）Section is trapezium structure；
Dowel hole（6.3）, sliding block fastening screw hole（6.4）, boring cutter bar fastening screw hole（7.4）And blade bearing fastening screw hole
（7.5）Inside it is respectively equipped with positioning pin（13）, sliding block fastening screw（14）, boring cutter bar fastening screw（8）And blade bearing fastening screw
（10）；
Wherein, boring cutter bar side wall is equipped with securing plane（200）, positioning pin（13）Side wall is equipped with positioning plane（13.1）, sliding block is tight
Gu screw（14）Inner end is equipped with rotatable free cheek（14.1）, positioning pin（13）Positioning plane（13.1）With sliding block（7）
One of plane（7.3）It offsets, sliding block fastening screw（14）On free cheek（14.1）With sliding block（7）Another is flat
Face（7.3）It offsets, the inner face and sliding block of blade bearing（7）End face offsets, while the groove of blade bearing（100）Two sides and sliding block
（7）Upper protruding block（7.6）Two sides offset to form positioning.
2. high-accuracy multifunctional boring cutter according to claim 1, it is characterised in that：The regulating mechanism includes inner band essence
The dial of close screw rod（1）, butterfly spring（2）And cylinder step-like pre-load nut（3）.
3. high-accuracy multifunctional boring cutter according to claim 1, it is characterised in that：The boring cutter cutter hub（6）Top horizontal
The mutually perpendicular through-hole of axis there are two being set on direction（6.5）, one of through-hole（6.5）Interior be equipped with reinforces bolt（4）.
4. high-accuracy multifunctional boring cutter according to claim 1, it is characterised in that：The boring cutter cutter hub（6）Bottom is equipped with
Lubricating cup hole（6.6）, lubricating cup hole（6.6）It is interior to be equipped with lubricating cup（5）.
5. high-accuracy multifunctional boring cutter according to claim 4, it is characterised in that：The sliding block（7）Side wall is equipped with several
Lubrication groove（7.7）.
6. high-accuracy multifunctional boring cutter according to claim 1, it is characterised in that：The plane（7.3）One in level
Direction is located at sliding block（7）Top, another is located at sliding block in vertical direction（7）Side.
7. high-accuracy multifunctional boring cutter according to claim 6, it is characterised in that：Sliding block fastening screw hole（6.4）
And sliding block fastening screw（14）Quantity is two and in horizontally arranged.
8. high-accuracy multifunctional boring cutter according to claim 1, it is characterised in that：Boring cutter bar fastening screw hole
（7.4）And boring cutter bar fastening screw（8）Quantity is two and is in longitudinal arrangement.
9. according to claim 1-8 any one of them high-accuracy multifunctional boring cutters, it is characterised in that：The blade bearing and boring cutter
Bar is respectively provided with the model of several different size, to meet the processing of different pore size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810317297.2A CN108326332A (en) | 2018-04-10 | 2018-04-10 | High-accuracy multifunctional boring cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810317297.2A CN108326332A (en) | 2018-04-10 | 2018-04-10 | High-accuracy multifunctional boring cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108326332A true CN108326332A (en) | 2018-07-27 |
Family
ID=62932980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810317297.2A Pending CN108326332A (en) | 2018-04-10 | 2018-04-10 | High-accuracy multifunctional boring cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108326332A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112536454A (en) * | 2019-09-23 | 2021-03-23 | 深圳市精兴达数控刀具有限公司 | Tool assembly and hole machining method |
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