CN106513806A - Tool for whirlwind milling of square shaft - Google Patents
Tool for whirlwind milling of square shaft Download PDFInfo
- Publication number
- CN106513806A CN106513806A CN201611168707.9A CN201611168707A CN106513806A CN 106513806 A CN106513806 A CN 106513806A CN 201611168707 A CN201611168707 A CN 201611168707A CN 106513806 A CN106513806 A CN 106513806A
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- China
- Prior art keywords
- tool
- disk body
- square shaft
- cutter
- bite
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C5/00—Milling-cutters
- B23C5/02—Milling-cutters characterised by the shape of the cutter
- B23C5/08—Disc-type cutters
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling Processes (AREA)
Abstract
The invention relates to a tool for whirlwind milling of a square shaft. By adoption of the tool for whirlwind milling of the square shaft, the problem of two-round successive milling including a round of rough machining and a subsequent round of finish machining in the prior art is solved. According to the technical scheme, the tool for whirlwind milling of the square shaft comprises a disc body; cutting tools are arranged on the disc body, each circumferential equipartition point is provided with one cutting tool, and the cutting tools are distributed in a radial shape with the center of the disc body as the center; and the blade portion of each cutting tool is located outside the disc body. The tool for whirlwind milling of the square shaft is characterized in that each cutting tool is provided with two tool bodies, namely the rough machining tool body and the finish machining tool body, which are arranged side by side, and the distance from the blade portion of each rough machining tool body to the edge of the disc body is smaller than the distance from the blade portion of the corresponding finish machining tool body to the edge of the disc body. The tool for whirlwind milling of the square shaft has the effects that since the rough machining tool body and the finish machining tool body of each cutting tool are arranged in the front-back direction, rough machining and finishing machining are conducted continuously, using of follow rests is not affected, and workpieces can be supported by the follow rests; and the rigidity of a system can be maintained, and the machining precision can be ensured easily.
Description
Technical field
The present invention relates to a kind of cutter of whirling mill square shaft, more particularly to a kind of all there are two cutters per pair bite
The cutter of whirling mill square shaft.
Background technology
For axial workpiece, it is often necessary to which partial operation is into square shaft（Including two sides and above regular polygon axle, below
Principle is described by taking common hexahedron as an example）.It is if square axle structure part is longer, often higher from working (machining) efficiency, six side's deciles
The whirling mill technique processing of stable accuracy.
The cutter of whirling mill includes disk body, is arranged on disk body and radially respectively fills a cutter in circumference equal dividing position.Milling
When cutting, disk body presses certain rotating ratio rotating Vortex with machine tool chief axis, and disk body is moved with respect to shaft blank, and cutter cuts off cloudy shown in Fig. 2 Fig. 3
Shadow part has just processed hexahedron.If the milling by the way of once resecting of the allowance of dash area, cutting is deep
Degree is big, and cutting force is big.Whirling mill belongs to interrupted cut, in working angles, during each Tool in Cutting axle, all axle is produced and is acutely rushed
Hit, produce serious vibration, allow the phenomenons such as knife, thus, the decline of six side's opposite side dimensional accuracies easily occur, opposite side is unstable asks
Topic, the workpiece for processing（Axle）Low precision, surface quality are unstable and bad.
Particularly centre frame, follow-rest, lathe rigidity it is relatively low, and in the case that axle is more elongated, during milling, can also
Produce the phenomenons such as more serious taper, waist drum.Therefore, impulsive force of the cutter to axle when reducing machining, is to improve processing
The effective way of precision.
If reduced to workpiece by the way of roughing, finishing work point sequence gradually milling（Axle）Impulsive force, which adds
Work method is：First, six face processing are carried out using roughing operation to workpiece, then again using finishing step again respectively to six
Face is processed.The problem that this processing method is present：Surface after roughing is no longer cylinder, cannot be used during finishing
Follow-rest, process system are rigidly deteriorated, and machining accuracy is reduced on the contrary, and milling efficiency is reduced at double；Additionally, also existing during finishing
The radial direction resetting error that lathe radial feed is produced, increased the unstability of processing dimension again.
The content of the invention
It is an object of the invention to solve the problems referred to above of prior art presence and improve a kind of cutter of whirling mill square shaft,
On disk body, the bite at each position is secondary has two bites, and one roughing is used for, and one for finishing, and disk body turns
Dynamic when completing the roughing in a face, finishing follows roughing closely to be carried out, and one-pass completes Roughing and fine machining.Avoid finishing
Cutter redefines positioning, it is to avoid the mismachining tolerance that cutter positioning error is produced, while follow-rest can be used all the time, it is ensured that
The rigidity of process system.Not only increase machining accuracy, also improve working (machining) efficiency, also avoid working position produce taper,
The nonstandard shape such as waist drum.
What the above-mentioned technical purpose of the present invention was mainly solved by the following technical programs：The cutter of whirling mill square shaft, bag
Disk body being included, being arranged on disk body, a secondary bite is respectively filled in circumference equal dividing position, the bite is in centered on disk body center
Emitting shape is distributed, and the blade per the secondary bite is located at outside disk body, it is characterised in that all have two per the secondary bite
The cutter hub being arranged side by side, respectively roughing knife and finishing knife, the rough edge portion is little to the distance at disk body edge
In the distance in the finishing edge portion to disk body edge.On disk body, the bite at each position is secondary has two bites,
One is used for roughing, and one for finishing, and disk body is rotated when completing the roughing in a face, and finishing follows roughing closely and enters
OK, one-pass completes Roughing and fine machining, without the need for repositioning, it is to avoid repositions and produces error and affect mismachining tolerance, while
Follow-rest can be used all the time, not only increase machining accuracy, also improve working (machining) efficiency.As each machined surface is through two
Secondary processing, reduces the impulsive force to workpiece, can reduce the Oscillation Amplitude of workpiece, reduces, even avoids generation from allowing knife phenomenon,
Can also avoid producing the nonstandard shapes such as taper, waist drum in working position, after the completion of improving work pieces process.Rough edge portion
And the spacing between finishing edge portion is used to correct the precision in workpiece cutting face.
Specifically：
1st, on same secondary bite roughing knife and finishing knife is one in front and one in back arranged, therefore, during processing, roughing knife is front
The most of surplus of face excision, immediately following the remaining surplus of posterior finishing knife excision.Realize thick, smart Continuous maching, do not affect with
The use of knife rest, Roughing and fine machining one-pass are completed, therefore, workpiece can be supported with follow-rest during processing, technique system can be kept
System rigidity.
2nd, as roughing cuts off most of surplus, then a small amount of surplus of excision is finished, the cutting force of finishing is just little, cuts
Scabble steady, shock and vibration can be effectively reduced, it is to avoid allow knife, so as to improve machining accuracy and surface quality.
3rd, because being that one-pass completes roughing and finishing, cutter can be processed with radial positioning, knife in process
There is no radial direction resetting error so that location dimension stability, it is advantageously ensured that machining accuracy without moving radially in tool.
4th, due to being that one-pass completes roughing and finishing, processing effect not only will not be reduced because increasing finishing
Rate, on the contrary due to avoiding resetting, can improve efficiency to a certain extent.
5th, can be with reduces cost.Chipping allowance is cut off at twice, and the frictional force that cutter is subject to reduces, and tool wear slows down,
Tool bit life.Every cutting output knife reduces, and cutting-impact is also reduced by, and is conducive to keeping machine tool accuracy, and cutter is not yet
It is fragile.After finishing tool reaches the limit of wear, can also replace and use as roughing tool before being mounted in finishing tool.
6th, improve the range of application of cutter：By changing cutterhead and machine spindle speed ratio and dress knife quantity, with equally
Method, can also improve flat, tripartite, four directions and multi-party（Such as five sides, six sides）Equilateral Polyhedron processing quality.
Used as further improving and supplementing to above-mentioned technical proposal, the present invention adopts following technical measures：
The rough edge portion is to the radial direction that the distance in the finishing edge portion is B, the size apart from B and milling square shaft
Size and precision match.The blade of rough edge portion and the finishing knife can parallel to axis, or
Other directions are arranged, and generally speaking blade angle is relevant with machined material, lathe, cutter model, cutter material and state.
Bite is changed for convenience, tool rest is set on the disk body, per the secondary bite with the unification tool rest.
In working angles, the blade of bite easily weares and teares, and needs to change maintenance, when bite fracture etc. is not suitable for being further continued for using
When, also can replace in time.
The tool rest is provided with adjustment structure, for adjusting bite extension in the length of the disk body.
The device have the advantages that：
1st, as the roughing knife on same secondary bite and finishing knife are one in front and one in back arranged, thick, smart Continuous maching is realized,
The use of follow-rest is not affected, workpiece can be supported with follow-rest, process system rigidity can be kept, it is advantageously ensured that processing essence
Degree.
2nd, as roughing cuts off most of surplus, then a small amount of surplus of excision is finished, the cutting force of finishing is just little, cuts
Scabble steady, shock and vibration can be effectively reduced, it is to avoid allow knife, so as to improve machining accuracy and surface quality.
3rd, because being that one-pass completes roughing and finishing, cutter can be processed with radial positioning, knife in process
There is no radial direction resetting error so that location dimension stability, it is advantageously ensured that machining accuracy without moving radially in tool.
4th, due to being that one-pass completes roughing and finishing, efficiency can be improve to a certain extent.
5th, can be with reduces cost：Chipping allowance is cut off at twice, and the frictional force that cutter is subject to reduces, and tool wear slows down,
Tool bit life.Every cutting output knife reduces, and cutting-impact is also reduced by, and is conducive to keeping machine tool accuracy, and cutter is not yet
It is fragile.After finishing tool reaches the limit of wear, can also replace and use as roughing tool before being mounted in finishing tool.
6th, improve the range of application of cutter：By changing cutterhead and machine spindle speed ratio and dress knife quantity, with equally
Method, can also improve flat, tripartite, four directions and multi-party（Such as five sides, six sides）Equilateral Polyhedron processing quality.
Description of the drawings
Fig. 1 is a kind of structural representation of the present invention.
Fig. 2 is the positional structure schematic diagram in rough edge portion and finishing edge portion in the present invention.
Fig. 3 is the cross section structure diagram of axle portion position above workpiece according to the present invention.
Specific embodiment
Below by embodiment, and accompanying drawing is combined, technical scheme is described in further detail.
Embodiment：The cutter of whirling mill square shaft, as shown in figure 1, including disk body 1, be arranged on disk body, in circumference equal dividing position
Put it is each fill a secondary bite 2, the bite is distributed in emitting shape centered on disk body center, often the blade of the secondary bite
Outside disk body.All there are two cutter hubs being arranged side by side, respectively roughing knife 21 and finishing per the secondary bite
Knife 22, the distance in the rough edge portion to disk body edge are less than the finishing edge portion to the distance at disk body edge.
On disk body, the bite at each position is secondary has two bites, and one roughing is used for, and one is used for finishing
Work, disk body are rotated when completing the roughing in a face, and finishing follows roughing closely to be carried out, without the need for repositioning, it is to avoid again fixed
Position produces error and affects mismachining tolerance, while follow-rest can be used all the time, not only increases machining accuracy, also improves and adds
Work efficiency rate.As each machined surface is processed through twice, the impulsive force to workpiece is reduced, the vibration width of workpiece can be reduced
Degree, reduces, even avoids generation from allowing knife phenomenon, moreover it is possible to avoids producing the nonstandard shapes such as taper, waist drum in working position, improves
After the completion of work pieces process.Spacing between rough edge portion and finishing edge portion is used for the essence for correcting workpiece cutting face
Degree.
Specifically：
1st, on same secondary bite roughing knife and finishing knife is one in front and one in back arranged, therefore, during processing, roughing knife is front
Most of surplus on face excision workpiece 4（Roughing portion 41 i.e. as shown in Figure 3）, it is remaining immediately following posterior finishing knife excision
Surplus（The finishing Ministry of worker 42 i.e. as shown in Figure 3）.Thick, smart Continuous maching is realized, the use of follow-rest is not affected, thick, finishing
Work one-pass is completed, therefore, workpiece can be supported with follow-rest during processing, process system rigidity can be kept.
2nd, as roughing cuts off most of surplus, then a small amount of surplus of excision is finished, the cutting force of finishing is just little, cuts
Scabble steady, shock and vibration can be effectively reduced, it is to avoid allow knife, so as to improve machining accuracy and surface quality.
3rd, because being that one-pass completes roughing and finishing, cutter can be processed with radial positioning, knife in process
There is no radial direction resetting error so that location dimension stability, it is advantageously ensured that machining accuracy without moving radially in tool.
4th, due to being that one-pass completes roughing and finishing, processing effect not only will not be reduced because increasing finishing
Rate, on the contrary due to avoiding resetting, can improve efficiency to a certain extent.
5th, can be with reduces cost.Chipping allowance is cut off at twice, and the frictional force that cutter is subject to reduces, and tool wear slows down,
Tool bit life.Every cutting output knife reduces, and cutting-impact is also reduced by, and is conducive to keeping machine tool accuracy, and cutter is not yet
It is fragile.After finishing tool reaches the limit of wear, can also replace and use as roughing tool before being mounted in finishing tool.
6th, improve the range of application of cutter：By changing cutterhead and machine spindle speed ratio and dress knife quantity, with equally
Method, can also improve flat, tripartite, four directions and multi-party（Such as five sides, six sides）Equilateral Polyhedron processing quality.
7th, processing method is simple, reliability, efficiency high.
Further supplementing to above-mentioned technical proposal：
The rough edge portion is to the radial direction that the distance in the finishing edge portion is B, the size apart from B and milling square shaft
Size and precision match.
Bite is changed for convenience, tool rest is set on the disk body, per the secondary bite with the unification tool rest
3.In working angles, the blade of bite easily weares and teares, and needs to change maintenance, when bite fracture etc. is not suitable for being further continued for making
Used time, also can replace in time.
Furthermore, it is understood that the tool rest 3 is provided with adjustment structure, for adjusting bite extension in the length of the disk body 1
Degree.
The preferred embodiments of the present invention are the foregoing is only, the present invention is not limited to.In the above-described embodiments,
The present invention can have various modifications and variations.All any modifications within the spirit and principles in the present invention, made, equivalent are replaced
Change, improve, should be included within the scope of the present invention.
Claims (4)
1. the cutter of whirling mill square shaft, including disk body, is arranged on disk body, respectively fills a secondary bite, institute in circumference equal dividing position
State bite to be distributed in emitting shape centered on disk body center, the blade per the secondary bite is located at outside disk body, its feature
It is that every secondary bite all has two cutter hubs being arranged side by side, respectively roughing knife and finishing knife, it is described slightly to add
Work blade part is less than the finishing edge portion to the distance at disk body edge to the distance at disk body edge.
2. the cutter of whirling mill square shaft according to claim 1, it is characterised in that the rough edge portion is to the essence
The distance of processing blade part is B, and the size apart from B matched with the radial dimension size and precision of milling square shaft.
3. the cutter of whirling mill square shaft according to claim 2, it is characterised in that tool rest is set on the disk body, per pair institute
Bite is stated with the unification tool rest.
4. the cutter of whirling mill square shaft according to claim 3, it is characterised in that the tool rest is provided with adjustment structure, uses
In regulation bite extension in the length of the disk body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611168707.9A CN106513806A (en) | 2016-12-16 | 2016-12-16 | Tool for whirlwind milling of square shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611168707.9A CN106513806A (en) | 2016-12-16 | 2016-12-16 | Tool for whirlwind milling of square shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106513806A true CN106513806A (en) | 2017-03-22 |
Family
ID=58339938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611168707.9A Pending CN106513806A (en) | 2016-12-16 | 2016-12-16 | Tool for whirlwind milling of square shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106513806A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115055746A (en) * | 2022-07-28 | 2022-09-16 | 成都晶脉精密机械有限公司 | Rotary milling cutter disc and milling machine |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0700744A1 (en) * | 1994-09-07 | 1996-03-13 | Walter Ag | Making deep grooves for generator and turbine rotors and milling cutter therefor |
| CN1806980A (en) * | 2006-01-23 | 2006-07-26 | 株洲钻石切削刀具股份有限公司 | Rough and refined machining composite milling cutter |
| CN201192733Y (en) * | 2008-03-19 | 2009-02-11 | 胡建安 | Modular cutting tool assembly |
| CN201752781U (en) * | 2010-06-30 | 2011-03-02 | 四川天虎工具有限责任公司 | Indexable rough and finish composite milling cutter |
| CN102672252A (en) * | 2011-09-15 | 2012-09-19 | 庞勇 | Step-shaped chip separation disk milling cutter |
| CN202943320U (en) * | 2012-11-14 | 2013-05-22 | 鞍山鞍明实业有限公司 | Cutter for finish milling on boss surface of aluminum substrate |
| CN203076610U (en) * | 2013-01-06 | 2013-07-24 | 南京农业大学 | Cutter for cylindrical turning surface finishing |
| CN204221397U (en) * | 2014-08-15 | 2015-03-25 | 东莞联阳切削工具有限公司 | A kind of facing cutter |
| CN206263328U (en) * | 2016-12-16 | 2017-06-20 | 新界泵业集团股份有限公司 | The cutter of whirling mill square shaft |
-
2016
- 2016-12-16 CN CN201611168707.9A patent/CN106513806A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0700744A1 (en) * | 1994-09-07 | 1996-03-13 | Walter Ag | Making deep grooves for generator and turbine rotors and milling cutter therefor |
| CN1806980A (en) * | 2006-01-23 | 2006-07-26 | 株洲钻石切削刀具股份有限公司 | Rough and refined machining composite milling cutter |
| CN201192733Y (en) * | 2008-03-19 | 2009-02-11 | 胡建安 | Modular cutting tool assembly |
| CN201752781U (en) * | 2010-06-30 | 2011-03-02 | 四川天虎工具有限责任公司 | Indexable rough and finish composite milling cutter |
| CN102672252A (en) * | 2011-09-15 | 2012-09-19 | 庞勇 | Step-shaped chip separation disk milling cutter |
| CN202943320U (en) * | 2012-11-14 | 2013-05-22 | 鞍山鞍明实业有限公司 | Cutter for finish milling on boss surface of aluminum substrate |
| CN203076610U (en) * | 2013-01-06 | 2013-07-24 | 南京农业大学 | Cutter for cylindrical turning surface finishing |
| CN204221397U (en) * | 2014-08-15 | 2015-03-25 | 东莞联阳切削工具有限公司 | A kind of facing cutter |
| CN206263328U (en) * | 2016-12-16 | 2017-06-20 | 新界泵业集团股份有限公司 | The cutter of whirling mill square shaft |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115055746A (en) * | 2022-07-28 | 2022-09-16 | 成都晶脉精密机械有限公司 | Rotary milling cutter disc and milling machine |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20170322 |