CN108465850A - A kind of compound tool for processing trough of belt endoporus - Google Patents
A kind of compound tool for processing trough of belt endoporus Download PDFInfo
- Publication number
- CN108465850A CN108465850A CN201810670241.5A CN201810670241A CN108465850A CN 108465850 A CN108465850 A CN 108465850A CN 201810670241 A CN201810670241 A CN 201810670241A CN 108465850 A CN108465850 A CN 108465850A
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- knife
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- compound tool
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/06—Drills with lubricating or cooling equipment
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Knives (AREA)
Abstract
The present invention relates to a kind of compound tools for processing trough of belt endoporus, it includes：Handle of a knife, handle of a knife have interconnecting piece and clamping part；Cutter hub, the cutter hub and handle of a knife are wholely set and interconnecting piece is connected on cutter hub, and the cutter hub includes the hole forming knife being wholely set and Slot shaping knife, and Slot shaping knife is arranged in the front end center position of hole forming knife；Hole forming cutter has step-like first tool apron, and the first tool apron outer diameter gradually increases on direction from front to back, every grade of step outer rim of the first tool apron is provided at least one first blade, and the first blade on most front step is more than interconnecting piece outer rim any point with a distance from compound tool axial line with a distance from compound tool axial line；Slot shaping cutter has the second tool apron, the second tool apron periphery to be provided at least one second blade, and the second blade is less than any first blade with a distance from compound tool axial line with a distance from compound tool axial line.The compound tool good dynamic balance, and can be used to process large aperture trough of belt endoporus.
Description
Technical field
The present invention relates to a kind of cutters, more particularly to a kind of compound tool for processing trough of belt endoporus.
Background technology
In work pieces process, it is sometimes desirable to process and portal on workpiece, the processing method in hole is typically reaming, and is needed
The inner wall periphery in hole processes a ring annular groove, namely to process trough of belt endoporus.Common operation is to prepare two cutters, one
Cutter is processed a ring annular groove for processing hole, another inner wall periphery cutter in hole.If one can be used
Cutter can process trough of belt endoporus, will necessarily save the cost of charp tool and save tool change time.
Publication No. discloses such a " for stepped hole and inner loop for the Chinese patent literature of CN104526036A
The compound tool of shape groove processing ", the compound tool are integrated with stepped hole forming reamer and Slot shaping knife simultaneously, can pass through a knife
Annular groove in tool processing hole and hole, unfortunately, the cutter hub and handle of a knife of the compound tool are separable settings, this affects knife
The dynamic balancing of tool and rotating speed cause processing efficiency not high；Again it can be seen in the drawings that outside due to stepped hole forming reamer
Diameter is smaller, or even smaller than the outer diameter of handle of a knife, and this aspect is determined by the internal diameter in hole to be processed, and the cutter is on the other hand caused
Be not suitable for large aperture processing because after the outer diameter of stepped hole forming reamer increases, due to handle of a knife and cutter hub be it is separately positioned,
Cause the outer diameter increase of stepped hole forming reamer cutter can be made to shake.Therefore, it is necessary to design, a kind of dynamic balancing is more preferable, it is big to adapt to
The compound tool of aperture processing.
Invention content
The invention aims to provide a kind of compound tool for processing trough of belt endoporus, solves and a kind of dynamic balancing is provided
More preferably, the problem of capable of being used to process the compound tool of large aperture trough of belt endoporus.
In order to achieve the above objectives, the technical solution adopted by the present invention is：
The present invention provides a kind of compound tools for processing trough of belt endoporus, it includes：
Handle of a knife, the handle of a knife have interconnecting piece and clamping part；
Cutter hub, the cutter hub and the handle of a knife are wholely set and the interconnecting piece is connected on the cutter hub, and the cutter hub includes
The hole forming knife and Slot shaping knife being wholely set, the Slot shaping knife are arranged in the front end center position of the hole forming knife；
The hole forming cutter has step-like first tool apron, and the first tool apron outer diameter gradually increases on direction from front to back,
Every grade of step outer rim of first tool apron is provided at least one first blade, first blade on the most preceding step
It is more than the interconnecting piece outer rim any point with a distance from the compound tool axial line with a distance from the compound tool axial line；
The Slot shaping cutter has the second tool apron, and the second tool apron periphery is provided at least one second blade, and described second
Blade is less than any first blade with a distance from the compound tool axial line with a distance from the compound tool axial line.
Optimally, the front end of first tool apron is provided with recess, and the recess is arranged on the most preceding step and position
In the rear of each first blade cut direction of travel, and the recess has near first blade simultaneously to institute
State the inclined surface of the rear extension of compound tool rear end and the first blade cut direction of travel.
Optimally, first blade on the most preceding step with a distance from the compound tool axial line with the company
Ratio of distances constant of the socket part outer rim any point from the compound tool axial line is all higher than 1.4.
Optimally, be additionally provided with chip space on first tool apron, the chip space make to be formed on first tool apron to
The cutting parts of few two the first cutting units, first cutting unit are arranged with non-uniform Distribution state in first knife
Seat border.
Since above-mentioned technical proposal is used, the present invention has following advantages compared with prior art：
The present invention for processing the compound tool of trough of belt endoporus, since handle of a knife and cutter hub are wholely set, the handle of a knife that is wholely set
It not will produce shaking, good dynamic balance between cutter hub, therefore can ensure the high speed of the compound tool for processing trough of belt endoporus
Processing；And the first blade on most front step is more than interconnecting piece outer rim any point from compound with a distance from compound tool axial line
The distance of cutter axial line, be exactly in brief hole forming knife cutting outer diameter it is bigger, therefore this is used to process trough of belt endoporus
Compound tool can be used in processing the trough of belt endoporus of large aperture.
Description of the drawings
Some specific embodiments that the invention will be described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter.
Identical reference numeral denotes same or similar component or part in attached drawing.It should be appreciated by those skilled in the art that these
What attached drawing was not necessarily drawn to scale.In attached drawing：
Fig. 1 is a kind of structural schematic diagram for processing the compound tool of trough of belt endoporus according to an embodiment of the invention；
Fig. 2 is embodiment one shown in Fig. 1 side view（From Fig. 1 from left to right）；
Fig. 3 is enlarged diagram at the E of embodiment shown in Fig. 1；
Fig. 4 is the stereoscopic schematic diagram of embodiment illustrated in fig. 1；
Wherein, the reference numerals are as follows：
1, cutter hub；11, hole forming knife；111, the first tool apron；1111, step；1112, it is recessed；11121, inclined surface；1113, it arranges
Consider slot to be worth doing；1114, the first cutting unit；112, the first blade；12, Slot shaping knife；121, the second tool apron；122, the second blade；
2, handle of a knife；21, interconnecting piece；22, clamping part.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
The every other embodiment that personnel are obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for the description present invention and simplify description, do not indicate or imply the indicated device or element must have a particular orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for description purposes only, and is not understood to indicate or imply relative importance.
As long as in addition, technical characteristic involved in invention described below different embodiments non-structure each other
It can be combined with each other at conflict.
As shown in Figure 1, in conjunction with Fig. 4, a kind of for processing the compound tool of trough of belt endoporus includes handle of a knife 2 and cutter hub 1, cutter hub
1 and handle of a knife 2 be wholely set, be wholely set the dynamic balancing for being conducive to improve compound tool, and be conducive to the cutting of high rotating speed.
There is handle of a knife 2 interconnecting piece 21 and clamping part 22,21 appearance of interconnecting piece to present cylindric（Centre has interior cold hole to pass through）,
Interconnecting piece 21 is for connecting cutter hub 1, and one end of interconnecting piece 21 is connected on cutter hub 1, the other end is connected on clamping part 22, clamping
Portion 22 is general HSK handles, and HSK handles are commonly used in high-speed cutting.
Cutter hub 1 includes the hole forming knife 11 being wholely set and Slot shaping knife 12,12 one of hole forming knife 11 and Slot shaping knife
It is provided with conducive to the dynamic balancing of compound tool is improved, and is conducive to high rotating speed cutting.Slot shaping knife 12 is arranged in hole forming knife 11
Front end center position, the shaft center line of both of which is overlapped.Hole forming knife 11 is used for reaming, and Slot shaping knife 12 is used for
In the hole, internal perisporium opens a ring annular groove.It first passes through after hole forming knife 11 expanded hole, then compound tool is retreated, and makes compound
Cutter translation so that Slot shaping knife 12 touches the inner wall in hole, and compound tool is driven away circular path, while composite cutter
Tool rotation, opens up a ring annular groove by peripheral wall of the Slot shaping knife 12 in hole in this way.Only need one compound tool can be completed
Trepanning and the operation that annular groove is opened in hole, have saved the cost of charp tool, while saving the working hour needed for tool changing.
Hole forming knife 11 has step-like first tool apron 111, and on direction from front to back, the outer diameter of the first tool apron 111
Gradually increase namely the first tool apron 111 has multi-stage stairs 1111, in the present embodiment, the first tool apron 111 has 5 grades of steps
1111, on direction from front to back, the outer rim of step 1111 extends out step by step.Every grade of step 1111 on first tool apron 111 it is outer
Edge is provided with 4 the first blades 112, in other technical solutions, can also be the first blade 112 of other quantity, but at least
It is one.It is any that the first blade 112 on most front step 1111 is more than 21 outer rim of interconnecting piece with a distance from compound tool axial line
Point with a distance from compound tool axial line namely the outer diameter of step 1111 in other words the first blade 112 cutting outer diameter be more than connect
The outer diameter of socket part 21, in short, be exactly step 1111 outer diameter it is bigger, it is larger that this enables compound tool to be molded internal diameter
Hole, and only need a reaming that can form the larger hole of internal diameter, the inside radius in hole is of outer most edge on the first tool apron 111
One blade 112 is with a distance from compound tool axial line（In some cases, the internal diameter in hole is very big, the forward rotation that cutter cannot be simple
Reaming is carried out, needing, which makes cutter rotate and itself rotate along a circle, carries out pore-forming cutting）.1 one of handle of a knife 2 and cutter hub
Molding and the integrated molding of hole forming knife 11 and Slot shaping knife 12, are that 1111 structure of step of big outer diameter and high rotating speed are cut
It cuts requirement and provides guarantee so that compound tool can process the trough of belt endoporus of large aperture, and cutter good dynamic balance, rotary flat
Surely.
In the present embodiment, the first blade 112 on most front step 1111 is with a distance from compound tool axial line and interconnecting piece
21 ratio of distances constant of the outer rim any point from compound tool axial line are all higher than 1.4, and at this moment, interconnecting piece 21 can support knife well
Body 1, support strength is enough, power transmission is stablized.
Such as Fig. 2（In conjunction with Fig. 4）Shown, 4 chip spaces, 1113,4 chip spaces 1113 are provided on the first tool apron 111 makes
4 the first cutting units 1114, i.e. A, B, C, D are formd on one tool apron 111.If Fig. 2, the first cutting unit A and C are 180 degree
Symmetrical, the first cutting unit B and D is also that 180 degree is symmetrical namely the first cutting unit A rake faces（Different steps
The rake face of first blade 112 of the neighbouring same chip space 1113 is in same plane on 1111, is herein collectively referred to as first and cuts
Unit A rake faces are cut, other first cutting unit rake faces are also using definition in this way）（Rake face outer end namely cutting parts）With
First cutting unit C rake faces are in same plane, and the first cutting unit B rake faces and the first cutting unit D rake faces are also same
One plane, but not instead of 90 degree of the angle between the two planes, an acute angle.In short, 4 the first cutting units
1114 be not that 90 degree of intervals are evenly distributed on 111 border of the first tool apron.It can be revolved in this way in high speed in compound tool reaming
Under turning, due to such non-uniform Distribution, compound tool is not allowed to be also easy to produce shake, meets high-speed cutting requirement.Other technologies
In scheme, 1114 quantity of the first cutting unit can also be two, and the cutting parts of the two the first cutting units 1114 are not
It is that 180 degree is symmetrical；In other technical solutions, 1114 quantity of the first cutting unit can also be three, and these three first
The cutting parts of cutting unit 1114 are not that 120 degree of intervals are uniformly distributed.
As shown in Fig. 1, Fig. 3 and Fig. 4, there is Slot shaping knife 12 second tool apron 121,121 periphery of the second tool apron to be provided with 4
A second blade 122, the second blade 122 can on 121 front-rear direction of the second tool apron on the periphery of any position, preferably before
End.Second blade 122 with a distance from compound tool axial line be less than any first blade 112 from compound tool axial line away from
From in short, the cutting outer diameter of the second blade 122 is less than the cutting outer diameter of any first blade 112.Such as Fig. 3, the second blade
122 tools can cut the slot that section is circular arc there are one arc-shaped outer rim.
Such as Fig. 4, the front end of first tool apron 111 is provided with recess 1112 in hole forming knife 11, and recess 1112 has 4, each
Recess 1112 is located on that most preceding level-one step 1111, and is recessed 1112 positioned at the first blade 112 cutting traveling side
To rear.1112 tool of recess is there are one inclined surface 11121, and inclined surface 11121 is from neighbouring the first blade 112 of the first blade 112
The rear for cutting direction of travel extends and is tilted to compound tool rear end, and recess 1112 leads to a neighbouring chip space
1113, recess 1112 is in order to which high-speed cutting requirement is arranged, because recess 1112 can temporarily accommodate the first blade 112 and be cut
Under fraction cutting item or cutting granule, with prevent cutting item or cut granule hinder compound tool rotation, be conducive to improve
Stock-removing efficiency.
Entire compound tool uses interior cold design, has interior cold hole, chip removal and cooling effect more preferably, and are conducive to cut
Speed is promoted faster.
In the present invention, since handle of a knife 2 and cutter hub 1 are wholely set, and due to the first blade 112 on most front step 1111 from
The distance of compound tool axial line is more than 21 outer rim any point of interconnecting piece with a distance from compound tool axial line namely the first blade
112 cutting outer diameter is larger, so, the good dynamic balance of compound tool, the trough of belt endoporus that can be used to process large aperture.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention, all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the protection scope of the present invention.
Claims (4)
1. a kind of compound tool for processing trough of belt endoporus, which is characterized in that it includes：
Handle of a knife（2）, the handle of a knife（2）With interconnecting piece（21）And clamping part（22）；
Cutter hub（1）, the cutter hub（1）With the handle of a knife（2）It is wholely set and the interconnecting piece（21）It is connected to the cutter hub（1）
On, the cutter hub（1）Including the hole forming knife being wholely set（11）With Slot shaping knife（12）, the Slot shaping knife（12）Setting exists
The hole forming knife（11）Front end center position；
The hole forming knife（11）With step-like first tool apron（111）, and first tool apron on direction from front to back（111）
Outer diameter gradually increases, first tool apron（111）Every grade of step（1111）Outer rim is provided at least one first blade
（112）, the most preceding step（1111）On first blade（112）It is more than institute with a distance from the compound tool axial line
State interconnecting piece（21）Outer rim any point is with a distance from the compound tool axial line；
The Slot shaping knife（12）With the second tool apron（121）, second tool apron（121）Periphery is provided at least one second
Blade（122）, second blade（122）It is less than any first blade with a distance from the compound tool axial line
（112）With a distance from the compound tool axial line.
2. being used to process the compound tool of trough of belt endoporus according to claim 1, it is characterised in that：First tool apron
（111）Front end be provided with recess（1112）, the recess（1112）It is arranged in the most preceding step（1111）Above and positioned at every
A first blade（112）Cut the rear of direction of travel, and the recess（1112）With from first blade（112）
Nearby simultaneously to the compound tool rear end and first blade（112）Cut the inclined surface that the rear of direction of travel extends
（11121）.
3. being used to process the compound tool of trough of belt endoporus according to claim 1, it is characterised in that：The most preceding step
（1111）On first blade（112）With a distance from the compound tool axial line with the interconnecting piece（21）Outer rim is any
Ratio of distances constant of the point from the compound tool axial line is all higher than 1.4.
4. being used to process the compound tool of trough of belt endoporus according to claim 1, it is characterised in that：First tool apron
（111）On be additionally provided with chip space（1113）, the chip space（1113）Make first tool apron（111）It is upper to form at least two
First cutting unit（1114）, first cutting unit（1114）Cutting parts with non-uniform Distribution state be arranged described
First tool apron（111）Border.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810670241.5A CN108465850A (en) | 2018-06-26 | 2018-06-26 | A kind of compound tool for processing trough of belt endoporus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810670241.5A CN108465850A (en) | 2018-06-26 | 2018-06-26 | A kind of compound tool for processing trough of belt endoporus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108465850A true CN108465850A (en) | 2018-08-31 |
Family
ID=63259593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810670241.5A Pending CN108465850A (en) | 2018-06-26 | 2018-06-26 | A kind of compound tool for processing trough of belt endoporus |
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| CN (1) | CN108465850A (en) |
Citations (10)
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|---|---|---|---|---|
| DD267934A1 (en) * | 1987-12-14 | 1989-05-17 | Wtz Getriebe & Kupplungen Veb | DEVICE FOR DRILLING DRILLING DRILLING IN CIRCULAR HELIX PROCESSING IN AUTOMATIC OPERATION |
| JPH0615514A (en) * | 1992-02-25 | 1994-01-25 | Mitsubishi Motors Corp | Throwaway drill |
| CN101085474A (en) * | 2006-06-09 | 2007-12-12 | 弗兰肯有限责任两合公司 | Cutting tool |
| CN201095010Y (en) * | 2007-06-04 | 2008-08-06 | 震虎精密科技股份有限公司 | Milling cutter structure |
| CN102009216A (en) * | 2010-12-14 | 2011-04-13 | 株洲钻石切削刀具股份有限公司 | End milling cutter for processing nonferrous metal |
| CN202824774U (en) * | 2012-08-14 | 2013-03-27 | 常州市西夏墅工具研究所有限公司 | Composite knife for drilling, grooving and shaving |
| CN203409321U (en) * | 2013-09-01 | 2014-01-29 | 荆州市祥达机械制造有限公司 | Multi-hole machining composite tool for automobile steering device |
| CN104526036A (en) * | 2014-10-28 | 2015-04-22 | 芜湖世特瑞转向***有限公司 | Composite cutter for machining stepped holes and internal annular groove |
| CN204524298U (en) * | 2015-03-19 | 2015-08-05 | 深圳市圆梦精密技术研究院 | Boring surface milling gang tool |
| CN208322217U (en) * | 2018-06-26 | 2019-01-04 | 常熟万克精密工具有限公司 | It is a kind of for processing the compound tool of trough of belt inner hole |
-
2018
- 2018-06-26 CN CN201810670241.5A patent/CN108465850A/en active Pending
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|---|---|---|---|---|
| DD267934A1 (en) * | 1987-12-14 | 1989-05-17 | Wtz Getriebe & Kupplungen Veb | DEVICE FOR DRILLING DRILLING DRILLING IN CIRCULAR HELIX PROCESSING IN AUTOMATIC OPERATION |
| JPH0615514A (en) * | 1992-02-25 | 1994-01-25 | Mitsubishi Motors Corp | Throwaway drill |
| CN101085474A (en) * | 2006-06-09 | 2007-12-12 | 弗兰肯有限责任两合公司 | Cutting tool |
| CN201095010Y (en) * | 2007-06-04 | 2008-08-06 | 震虎精密科技股份有限公司 | Milling cutter structure |
| CN102009216A (en) * | 2010-12-14 | 2011-04-13 | 株洲钻石切削刀具股份有限公司 | End milling cutter for processing nonferrous metal |
| CN202824774U (en) * | 2012-08-14 | 2013-03-27 | 常州市西夏墅工具研究所有限公司 | Composite knife for drilling, grooving and shaving |
| CN203409321U (en) * | 2013-09-01 | 2014-01-29 | 荆州市祥达机械制造有限公司 | Multi-hole machining composite tool for automobile steering device |
| CN104526036A (en) * | 2014-10-28 | 2015-04-22 | 芜湖世特瑞转向***有限公司 | Composite cutter for machining stepped holes and internal annular groove |
| CN204524298U (en) * | 2015-03-19 | 2015-08-05 | 深圳市圆梦精密技术研究院 | Boring surface milling gang tool |
| CN208322217U (en) * | 2018-06-26 | 2019-01-04 | 常熟万克精密工具有限公司 | It is a kind of for processing the compound tool of trough of belt inner hole |
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