CN105364156A - Molding milling cutter with cutter aligning structure - Google Patents
Molding milling cutter with cutter aligning structure Download PDFInfo
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- CN105364156A CN105364156A CN201510891975.2A CN201510891975A CN105364156A CN 105364156 A CN105364156 A CN 105364156A CN 201510891975 A CN201510891975 A CN 201510891975A CN 105364156 A CN105364156 A CN 105364156A
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- cutter
- milling cutter
- tool setting
- profile milling
- aligning
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Abstract
The invention discloses a molding milling cutter with a cutter aligning structure. The molding milling cutter consists of a cutter bar, a cutter tooth plate and a cutter aligning table, wherein the cutter bar is in the shape of a cylinder; at least three cutter teeth are arranged on the cutter tooth plate; cutter teeth, surrounding a center line of the cutter tooth plate, are distributed by spacing with an equal angle; a molded line of a cutting edge of each cutter tooth is matched with the shape of a processed part, and is a spiral line; the cutter aligning table is in the shape of a circular table; the cutter bar, the cutter tooth plate and the cutter aligning table are sequentially connected and are an integrated structure; and center lines of the cutter bar, the cutter tooth plate and the cutter aligning table are the same straight line. In use, the end surface of the cutter aligning table is taken as a cutter aligning datum plane to determine a placing position of the processed part, and therefore, quick cutter aligning is realized; compared with a current molding milling cutter, the molding milling cutter disclosed by the invention can reduce cutter aligning time by about 80% in a cutter aligning link.
Description
Technical field
The invention belongs to profile milling cutter, particularly a kind of profile milling cutter being convenient to tool setting.
Background technology
Profile milling cutter is mainly used in the more complicated groove part of machining shape, uses profile milling cutter processing parts, once can form piece surface, not only simple to operate, production efficiency improves, and can ensure that the precision of part to be processed size is consistent with shape, is therefore widely applied aborning.Although existing profile milling cutter has various structures, but owing to not arranging knife structure, thus when processing some structure asymmetric part (the asymmetric tenon of such as blade pressure surface), tool setting difficulty, not only have impact on working (machining) efficiency, and be difficult to ensure crudy.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of band to the profile milling cutter of knife structure, to realize quick tool setting, ensure crudy and enhance productivity.
Band of the present invention is to the profile milling cutter of knife structure, be made up of knife bar, cutter tooth dish and tool setting platform, described knife bar is cylindrical, described cutter tooth dish is provided with at least three cutters tooth, each cutter tooth angularly distributes around the centerline of cutter tooth dish, the cutting edge molded line of each cutter tooth and the mating shapes of part to be processed and be helix, described tool setting platform is truncated cone-shaped, knife bar, cutter tooth dish, tool setting platform connect successively and are integrated, and the center line of knife bar, cutter tooth dish, tool setting platform is same straight line.
Band of the present invention is to the profile milling cutter of knife structure, and the height c of its tool setting platform is 2mm ~ 6mm.During use, the end face of tool setting platform is the datum level of tool setting.
Band of the present invention is to the profile milling cutter of knife structure, and the pitch angle alpha will of each cutter tooth cutting edge is 5 ° ~ 30 °, and the first relief angle β 1 is 5 ° ~ 12 °, and the second relief angle β 2 is 12.5 ° ~ 25 °.Pitch angle alpha will is mainly selected in above-mentioned scope according to the maximum diameter of the cutting edge type line length of cutter tooth and the cutting edge molded line difference with most path, the cutting edge molded line of cutter tooth is longer, the difference of maximum diameter and most path is larger, then the value of pitch angle alpha will is less, the cutting edge molded line of cutter tooth is shorter, the difference of maximum diameter and most path is less, then the value of pitch angle alpha will is larger.First relief angle and the second relief angle are mainly selected in above-mentioned scope according to the hardness of part to be processed and sticky cutter, higher, the sticky cutter of the hardness of part to be processed is larger, then the value of the first relief angle and the second relief angle is less, lower, the sticky cutter of the hardness of part to be processed is less, then the value of the first relief angle and the second relief angle is larger.
Band of the present invention is to the profile milling cutter of knife structure, and made by high-speed steel or carbide alloy making, overall processing is shaped.
The present invention has following beneficial effect compared with existing profile milling cutter:
1, because the profile milling cutter of band of the present invention to knife structure is provided with tool setting platform, during use, the placement location of part to be processed is determined using the end face of tool setting platform as base point for checking cutting tool face, thus quick tool setting can be realized, compared with existing profile milling cutter, the tool setting time about 80% can be reduced in tool setting link.
2, use band of the present invention to the profile milling cutter of knife structure, the quality of part to be processed can not only be ensured, enhance productivity, and the tool setting workload of operator can be reduced, reduce the skill set requirements to operator.
3, profile milling cutter highly versatile of the present invention, is specially adapted to the Milling Process of the asymmetric part of structure.
Accompanying drawing explanation
Fig. 1 is that band of the present invention is to a kind of shape of the profile milling cutter of knife structure and organigram;
Fig. 2 is the perspective view of Fig. 1;
Fig. 3 is the left view of Fig. 2;
Fig. 4 is the K-K sectional view of Fig. 2;
Fig. 5 is the partial enlarged drawing at M place in Fig. 2, illustrates a kind of cutting edge molded line of band of the present invention to cutter tooth in the profile milling cutter of knife structure;
Fig. 6 is the schematic diagram of the asymmetric blade tenon of a kind of part to be processed-pressure face;
Fig. 7 uses band of the present invention to the schematic diagram of tool setting during part to be processed shown in profile milling cutter milling Fig. 6 of knife structure;
When Fig. 8 is the side surface using band of the present invention to part to be processed shown in profile milling cutter milling Fig. 6 of knife structure, the relative position schematic diagram of part to be processed and profile milling cutter;
When Fig. 9 is the opposite side surface using band of the present invention to part to be processed shown in profile milling cutter milling Fig. 6 of knife structure, the relative position schematic diagram of part to be processed and profile milling cutter.
In figure, the cutting edge molded line of 1-knife bar, 2-cutter tooth, 3-tool setting platform, 4-cutter tooth dish, the asymmetric blade tenon of 5-pressure face (part to be processed), the center line of 5-1-vane foil, the datum line of 5-2-blade tenon, the pelvic surface of sacrum of 5-3-blade tenon, the back side of 5-4-blade tenon, the basin pressure face of 5-5-blade tenon, the back pressure face of 5-6-blade tenon, α-helical angle, β 1-the first relief angle, β 2-the second relief angle, c-tool setting platform height.
Detailed description of the invention
Also by reference to the accompanying drawings the profile milling cutter of band of the present invention to knife structure is described further below by embodiment.
In the present embodiment, band to the profile milling cutter of knife structure as shown in Figure 1, Figure 2, Figure 3 shows, be made up of knife bar 1, cutter tooth dish 4 and tool setting platform 3, described knife bar 1 is cylindrical, described cutter tooth dish 4 is provided with six cutters tooth, each cutter tooth angularly distributes around the centerline of cutter tooth dish 4, and described tool setting platform 3 is truncated cone-shaped, knife bar 1, cutter tooth dish 4, tool setting platform 3 connect successively and are integrated, and the center line of knife bar 1, cutter tooth dish 4, tool setting platform 3 is same straight line.
Band in the present embodiment is used for the asymmetric blade tenon 5 of pressure face shown in manuscript 6 to the profile milling cutter of knife structure, the material of this blade tenon is stainless steel, angle between the basin pressure face 5-5 of blade tenon and the center line 5-1 of vane foil is 37 °, and the angle between the back pressure face 5-6 of blade tenon and the center line 5-1 of vane foil is 33 °.Because basin pressure face 5-5, the back pressure face 5-6 of blade tenon are asymmetric relative to the center line 5-1 of vane foil, therefore, the profile milling cutter of designing and making two band to knife structure is needed.First band to the profile milling cutter of knife structure, the mating shapes of the cutting edge molded line of its cutter tooth 2 and back pressure face 5-6 mono-side surface of blade tenon, pitch angle alpha will=20 ° of cutter tooth cutting edge, the first relief angle β 1=12 °, the second relief angle β 2=23 °; Second band to the profile milling cutter of knife structure, the cutting edge molded line of its cutter tooth 2 and blade tenon the mating shapes of basin pressure face 5-5 mono-side surface, pitch angle alpha will=20 ° of cutter tooth cutting edge, the first relief angle β 1=12 °, the second relief angle β 2=23 °; The profile milling cutter of two bands to knife structure, the height of tool setting platform is 4mm.After said structure has designed, when determining milling, two bands are to the distance A (see Fig. 5) between the tool setting you face of the profile milling cutter of knife structure and the datum line 5-2 of processed blade tenon.
Material due to part to be processed is stainless steel, and therefore two bands all make of K20 carbide alloy the profile milling cutter of knife structure, and overall processing is shaped.
Use the aim at tool operation of two bands to the asymmetric blade tenon of pressure face 5 shown in the profile milling cutter manuscript 6 of knife structure described in the present embodiment as follows:
1, use first band to back pressure face one side surface of profile milling cutter (being called for short first milling cutter) the machining blade tenon of knife structure
With the center line 5-1 of vane foil for Z axis, the datum line 5-2 of the asymmetric blade tenon of pressure face is that Y-axis sets up ZOY rectangular coordinate system, the positive direction of Z axis is the direction, bottom surface of the asymmetric blade tenon of pressure face, with tool setting place that the bottom surface lowest part of the asymmetric blade tenon 5 of pressure face is part to be processed, with the base point for checking cutting tool face that the tool setting you face of first milling cutter is cutter, by operating the handle of milling machine and make the tool setting you face of first milling cutter contact with the bottom surface lowest part of the asymmetric blade tenon 5 of pressure face and the Z coordinate value (as shown in Figure 7) in tool setting you face under recording this state, then the handle operating milling machine makes the tool setting you of first milling cutter be B towards the length of the negative direction movement of Z axis, namely tool setting (see Fig. 8) is completed, described B=A+H, in formula, when A is milling, first band is to the distance between the tool setting you face of the profile milling cutter of knife structure and the datum line 5-2 of the asymmetric blade tenon of pressure face, H is the distance (being determined by the structure of part to be processed) between the bottom surface lowest part of the asymmetric blade tenon of pressure face and pressure face asymmetric blade tenon datum line 5-2, after tool setting completes, milling can be carried out to back pressure face one side surface of blade tenon.
2, use second band to basin pressure face one side surface of profile milling cutter (being called for short second milling cutter) the machining blade tenon of knife structure
With the center line 5-1 of vane foil for Z axis, the datum line 5-2 of the asymmetric blade tenon of pressure face is that Y-axis sets up ZOY rectangular coordinate system, the positive direction of Z axis is the direction, bottom surface of the asymmetric blade tenon of pressure face, with tool setting place that the bottom surface lowest part of the asymmetric blade tenon 5 of pressure face is part to be processed, with the base point for checking cutting tool face that the tool setting you face of second milling cutter is cutter, by operating the handle of milling machine and make the tool setting you face of second milling cutter contact with the bottom surface lowest part of the asymmetric blade tenon 5 of pressure face and the Z coordinate value (as shown in Figure 7) in tool setting you face under recording this state, then the handle operating milling machine makes the tool setting you of second milling cutter be B towards the length of the negative direction movement of Z axis, namely tool setting (see Fig. 9) is completed, described B=A+H, in formula, when A is milling, second band is to the distance between the tool setting you face of the profile milling cutter of knife structure and the datum line 5-2 of the asymmetric blade tenon of pressure face, H is the distance (being determined by the structure of part to be processed) between the bottom surface lowest part of the asymmetric blade tenon of pressure face and pressure face asymmetric blade tenon datum line 5-2, after tool setting completes, milling can be carried out to basin pressure face one side surface of blade tenon.
Claims (5)
1. the profile milling cutter of a band to knife structure, comprise knife bar (1), cutter tooth dish (4), described knife bar (1) is for cylindrical, described cutter tooth dish (4) is provided with at least three cutters tooth, each cutter tooth angularly distributes around the centerline of cutter tooth dish (4), the cutting edge molded line (2) of each cutter tooth and the mating shapes of part to be processed and be helix, characterized by further comprising tool setting platform (3), described tool setting platform (3) is truncated cone-shaped, described knife bar (1), cutter tooth dish (4), tool setting platform (3) connects successively and is integrated, knife bar (1), cutter tooth dish (4), the center line of tool setting platform (3) is same straight line.
2., according to claim 1 with the profile milling cutter to knife structure, it is characterized in that the height (c) of tool setting platform (3) is 2mm ~ 6mm.
3. according to claim 1 or 2 with the profile milling cutter to knife structure, it is characterized in that the helical angle (α) of each cutter tooth cutting edge is 5 ° ~ 30 °, first relief angle (β 1) is 5 ° ~ 12 °, and the second relief angle (β 2) is 12.5 ° ~ 25 °.
4. according to claim 1 or 2 with the profile milling cutter to knife structure, it is characterized in that this profile milling cutter made by high-speed steel or carbide alloy make.
5., according to claim 3 with the profile milling cutter to knife structure, it is characterized in that this profile milling cutter is made by high-speed steel or carbide alloy makes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510891975.2A CN105364156B (en) | 2015-12-07 | 2015-12-07 | A kind of profile milling cutter of band to knife structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510891975.2A CN105364156B (en) | 2015-12-07 | 2015-12-07 | A kind of profile milling cutter of band to knife structure |
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| CN105364156A true CN105364156A (en) | 2016-03-02 |
| CN105364156B CN105364156B (en) | 2017-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510891975.2A Active CN105364156B (en) | 2015-12-07 | 2015-12-07 | A kind of profile milling cutter of band to knife structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110405266A (en) * | 2019-07-31 | 2019-11-05 | 中国航发航空科技股份有限公司 | A kind of profile milling cutter and the method using profile milling cutter processing fir tree shape circular arc tenon |
| CN111085715A (en) * | 2020-01-04 | 2020-05-01 | 东莞市米乐尔金属制品有限公司 | PCD milling cutter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110405266A (en) * | 2019-07-31 | 2019-11-05 | 中国航发航空科技股份有限公司 | A kind of profile milling cutter and the method using profile milling cutter processing fir tree shape circular arc tenon |
| CN111085715A (en) * | 2020-01-04 | 2020-05-01 | 东莞市米乐尔金属制品有限公司 | PCD milling cutter |
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| CN105364156B (en) | 2017-12-12 |
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