CN105328224A - Rotary machining cutter - Google Patents
Rotary machining cutter Download PDFInfo
- Publication number
- CN105328224A CN105328224A CN201510790550.2A CN201510790550A CN105328224A CN 105328224 A CN105328224 A CN 105328224A CN 201510790550 A CN201510790550 A CN 201510790550A CN 105328224 A CN105328224 A CN 105328224A
- Authority
- CN
- China
- Prior art keywords
- cutter
- cutter holder
- holder
- rotary
- described cutter
- Prior art date
- 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.)
- Granted
Links
Classifications
-
- 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
- B23B27/14—Cutting tools of which the bits or tips or cutting inserts are of special material
- B23B27/16—Cutting tools of which the bits or tips or cutting inserts are of special material with exchangeable cutting bits or cutting inserts, e.g. able to be clamped
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2205/00—Fixation of cutting inserts in holders
- B23B2205/04—Fixation screws, bolts or pins of particular form
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling Processes (AREA)
Abstract
The invention discloses a rotary machining cutter which comprises a rotary cutter body, wherein cutter slots are formed in the outer edge at the front end of the rotary cutter body; cutter holders are mounted in the cutter slots through cutter holder fastening components; cutting blades are mounted at the head parts of the cutter holders through cutting blade fasteners; adjusting structures are also mounted in the cutter slots; the adjusting structures are located between the tail part surfaces of the cutter holders and the tail part positioning surfaces of the cutter slots; all the surfaces, located between the tail part surfaces and the end surfaces of the cutter holders, of the cutter holders are circumferential surfaces of the cutter holders; each cutter holder fastening component comprises at least two cutter holder fasteners; and the cutter holders are locked by the cutter holder fasteners in different directions of the circumferential surfaces of the cutter holders. The rotary machining cutter provided by the invention has the advantages of positioning stability, strong vibration resistance, long service life, high machining precision and the like.
Description
Technical field
The present invention relates to metal cutting process field, particularly relate to a kind of rotary machining tool.
Background technology
Along with the manufacturing development of intermetallic composite coating, more and more higher to the requirement of processed surface smoothness, the rotation class cutter with multiple cutting tip, in cutting operation, in order to improve processed surface smoothness, requires that the end of cutting tip or sidepiece have higher positioning precision.In some processing occasion, 0.001mm is reached to the end of the cutting tip on rotary cutter or the requirement of beating of sidepiece, but due to the cutter hub of rotary cutter, cutting tip size is subject to the existence of manufacturing capacity restriction and fit-up gap, beat and be difficult to reach high-precision requirement like this, in order to satisfied processing needs, structure comparatively common in the finishing tool of prior art by the cutter holder being provided with adjust structure of beating in one or more cutter groove, after cutter holder arranges adjust structure of beating, cutter holder static accuracy can be improved after each adjustment, but targeting scheme structure of the prior art, the many structural strengths of cutter annex are poor, easily cutting vibration is there is during cutting, cause cut time cutter beat precision and static accuracy inconsistent, the low fine finishining of beating that can not realize truly is cut.
Summary of the invention
The technical problem to be solved in the present invention overcomes the deficiencies in the prior art, provides a kind of positioning stablity, long service life and the high rotary machining tool of machining accuracy.
For solving the problems of the technologies described above, the present invention by the following technical solutions:
A kind of rotary machining tool, comprise rotation cutter hub, outer, described rotation cutter hub front end offers cutter groove, cutter holder is equiped with by cutter holder fastening assembly in described cutter groove, the head of described cutter holder is equiped with cutting tip by blade fastener, also adjust structure is equiped with in described cutter groove, described adjust structure is between the afterbody face of described cutter holder and the afterbody locating surface of described cutter groove, face on described cutter holder between the afterbody face of described cutter holder and end face is the circumferential surface of cutter holder, described cutter holder fastening assembly comprises at least two cutter holder securing members, each described cutter holder securing member locks described cutter holder from the different directions of the circumferential surface of described cutter holder.
Further improvement as technique scheme:
The circumferential surface of described cutter holder comprises medial surface, lateral surface, upper side and bottom surface, the medial surface of described cutter holder, bottom surface respectively with side-locating face, bottom locating surface aligned contact in described cutter groove, the lateral surface of described cutter holder is provided with apertura lateralis, the upper side of described cutter holder is provided with upper-side hole, described cutter holder fastening assembly comprises outside securing member and upside securing member, described outside securing member is arranged in be fixed on by cutter holder in cutter groove in described apertura lateralis, and described upside securing member is arranged in described upper-side hole to be fixed in cutter groove by cutter holder.
When described adjust structure adjusts the position of described cutter holder, described cutter holder acutangulates а relative to the radially projecting of described rotation cutter hub moving direction and the rotary middle spindle C of described rotation cutter hub.
When described adjust structure adjusts the position of described cutter holder, the relatively described interior side-locating face of described medial surface slides along the moving direction of described cutter holder relative to described cutter hub, and the radially projecting of described medial surface and the rotary middle spindle C of described rotation cutter hub acutangulate а.
Described acute angle а should meet: 10 °≤а≤80 °.
When described adjust structure adjusts the position of described cutter holder, described cutter holder moves axially along described rotation cutter hub, and described cutter holder acutangulates β relative to the moving direction of described adjust structure and the rotary middle spindle C of described rotation cutter hub.
Described cutter holder is arranged along the axis of described rotation cutter hub, the medial surface of described cutter holder, bottom surface respectively with side-locating face, bottom locating surface aligned contact in described cutter groove, the adjustment face of described cutter holder contacts with described adjust structure, and the circumference projection in described adjustment face acutangulates β with the rotary middle spindle C of described rotation cutter hub.
Described acute angles beta should meet: 10 °≤β≤80 °.
Described adjust structure comprise voussoir and adjustment screw, the degree of tightness adjusting described adjustment screw can drive realize voussoir drive cutter holder move to change axial location.
The bottom locating surface of described cutter groove is provided with multiple groove, and the medial surface of described cutter holder is provided with multiple boss, described groove and boss corresponding matching.
Compared with prior art, the invention has the advantages that:
Rotary machining tool of the present invention, cutter holder fastening assembly comprises at least two cutter holder securing members, each cutter holder securing member locks cutter holder from the different directions of the circumferential surface of cutter holder, namely cutter holder is carried out multiple fixing at different directions, greatly improve positioning intensity and the rigidity of cutter holder, thus the better impact resistance that the cutting tip on cutter holder is had, not only cutting vibration can be reduced, tool life, when realizing cutting, cutter precision and static state precision height of beating of beating is consistent, ensure that the machined surface quality of rotary machining tool of the present invention completely.
Accompanying drawing explanation
Fig. 1 is the three-dimensional structure diagram of the first embodiment of rotary machining tool of the present invention.
Fig. 2 is the front view of the first embodiment of rotary machining tool of the present invention.
Fig. 3 is the enlarged drawing at A place in Fig. 1.
Fig. 4 is the three-dimensional structure diagram rotating cutter hub in the first embodiment of rotary machining tool of the present invention.
Fig. 5 is the three-dimensional structure diagram of cutter holder and cutter holder securing member in the first embodiment of rotary machining tool of the present invention.
Fig. 6 is the three-dimensional structure diagram of cutter holder in the first embodiment of rotary machining tool of the present invention.
Fig. 7 is the three-dimensional structure diagram at another visual angle of cutter holder in the first embodiment of rotary machining tool of the present invention.
Fig. 8 is the three-dimensional structure diagram of rotary machining tool the second embodiment of the present invention.
Fig. 9 is the front view of rotary machining tool the second embodiment of the present invention.
Figure 10 is the enlarged drawing at B place in Fig. 8.
Figure 11 is the three-dimensional structure diagram rotating cutter hub in rotary machining tool the second embodiment of the present invention.
Figure 12 is the three-dimensional structure diagram of cutter holder and cutter holder securing member in rotary machining tool the second embodiment of the present invention.
In figure, each label represents:
1, cutter hub is rotated; 11, cutter groove; 111, interior side-locating face; 112, bottom locating surface; 13, groove; 2, cutter holder; 21, medial surface; 22, bottom surface; 23, lateral surface; 24, apertura lateralis; 25, upper side; 26, upper-side hole; 27, face is adjusted; 28, boss; 3, cutting tip; 4, cutter holder fastening assembly; 41, outside securing member; 42, upside securing member; 5, blade fastener; 6, adjust structure; 61, voussoir; 62, screw is adjusted.
Detailed description of the invention
Below with reference to Figure of description and specific embodiment, the present invention is described in further details.
Fig. 1 to Fig. 7 shows the first embodiment of rotary machining tool of the present invention, the rotary machining tool of the present embodiment comprises rotation cutter hub 1, rotate outer, cutter hub 1 front end and offer cutter groove 11, cutter holder 2 is equiped with by cutter holder fastening assembly 4 in cutter groove 11, the head of cutter holder 2 is equiped with cutting tip 3 by blade fastener 5, adjust structure 6 is also equiped with in cutter groove 11, adjust structure 6 is between the afterbody face and the afterbody locating surface of cutter groove 11 of cutter holder 2, face on cutter holder 2 between the afterbody face of cutter holder 2 and end face is the circumferential surface of cutter holder 2, cutter holder fastening assembly 4 comprises at least two cutter holder securing members, each cutter holder securing member locks cutter holder 2 from the different directions of the circumferential surface of cutter holder 2, namely cutter holder 2 is carried out multiple fixing at different directions, greatly improve positioning intensity and the rigidity of cutter holder 2, thus make the better impact resistance that the cutting tip 3 on cutter holder 2 has, when realizing cutting, cutter precision and static state precision height of beating of beating is consistent, more ensure that the machined surface quality of rotary machining tool of the present invention.
In the present embodiment, the circumferential surface of cutter holder 2 comprises medial surface 21, lateral surface 23, upper side 25 and bottom surface 22, the medial surface 21 of cutter holder 2, bottom surface 22 respectively with side-locating face 111 in cutter groove 11, bottom locating surface 112 aligned contact, the lateral surface 23 of cutter holder 2 is provided with apertura lateralis 24, the upper side 25 of cutter holder 2 is provided with upper-side hole 26, cutter holder fastening assembly 4 comprises outside securing member 41 and upside securing member 42, outside securing member 41 is arranged in apertura lateralis 24 to be fixed in cutter groove 11 by cutter holder 2, upside securing member 42 is arranged in upper-side hole 26 to be fixed in cutter groove 11 by cutter holder 2, bilayer clamping is carried out by outside securing member 41 and upside securing member 42 pairs of cutter holders 2, thus make 2 to have good positioning intensity, namely improve the impact resistance of cutting tip 3, when fine finishining, effectively can suppress the cutting vibration of cutting tip 3, extend the service life of rotary cutter, at upper side 25 and lateral surface 23, cutter holder securing member is set, improve operation convenience.
In the present embodiment, when adjust structure 6 adjusts the position of cutter holder 2, cutter holder 2 acutangulates а relative to the radially projecting rotating cutter hub 1 moving direction with the rotary middle spindle C rotating cutter hub 1, therefore, when cutter holder 2 moves a certain distance relative to rotation cutter hub 1, cutter holder 2 is rotating the displacement that axially only generation is comparatively small of cutter hub 1, namely each adjustment of adjust structure 6 pairs of cutter holders 1 can realize the very little adjustment amount of cutter holder 2, thus improve the Adjustment precision of the axial dimension to cutter holder 2, thus meet the requirement of beating that on rotary cutter, cutting tip 3 end is higher, improve machining accuracy and quality.
In the present embodiment, when adjust structure 6 adjusts the position of cutter holder 2, medial surface 21 relative inner locating surface 111 slides along the moving direction of cutter holder 2 relative to cutter hub 1, the radially projecting of medial surface 21 acutangulates а with the rotary middle spindle C rotating cutter hub 1, namely cutter holder 2 is inclined to set, when adjust structure 6 adjusts the position of cutter holder 2, cutter holder 2 is while generation axial displacement, circumferential position also changes, namely cutter holder 2 can be analyzed to axial displacement and circumferential displacement relative to the inclination movement rotating cutter hub 1 rotary middle spindle C, therefore, when cutter holder 2 moves a certain distance relative to rotation cutter hub 1, cutter holder 2 is rotating the displacement that axially only generation is comparatively small of cutter hub 1, namely each adjustment of adjust structure 6 pairs of cutter holders 1 can realize the very little adjustment amount of cutter holder 2, thus improve the Adjustment precision of the axial dimension to cutter holder 2, thus meet the requirement of beating that on rotary cutter, cutting tip 3 end is higher.
In order to obtain Adjustment precision high as far as possible, acute angle а should meet: 10 °≤а≤80 °, and in the present embodiment, а equals 65 °.
In the present embodiment, adjust structure 6 comprises voussoir 61 and adjustment screw 62, and the degree of tightness of adjustment adjustment screw 62 can drive and realize voussoir 61 and drive cutter holder 2 to move to change axial location.
In the present embodiment, the bottom land 12 of cutter groove 11 is provided with multiple groove 13, the medial surface 21 of cutter holder 2 is provided with multiple boss 28, groove 13 and boss 28 corresponding matching, the groove 13 and boss 28 that cooperatively interact are set, the direction of groove 13 and boss 28 is arranged along the adjustment direction of cutter holder 2, can limit cutter holder 2 and can only move along adjustment direction in cutter groove 11.
Fig. 8 to Figure 12 shows the second embodiment of rotary machining tool of the present invention, this embodiment is substantially identical with the first embodiment, difference is only: in the present embodiment, when adjust structure 6 adjusts the position of cutter holder 2, cutter holder 2 moves axially along rotation cutter hub 1, cutter holder 2 acutangulates β relative to the moving direction of adjust structure 6 with the rotary middle spindle C rotating cutter hub 1, therefore, when cutter holder 2 moves relative to adjust structure 6, cutter holder 2 is rotating the displacement that axially only generation is comparatively small of cutter hub 1, namely each adjustment of adjust structure 6 pairs of cutter holders 2 can realize the very little adjustment amount of cutter holder 2, thus improve the Adjustment precision of the axial dimension to cutter holder 2, thus meet the requirement of beating that on rotary cutter, cutting tip 3 end is higher, improve machining accuracy and quality.
In the present embodiment, cutter holder 2 is arranged along the axis rotating cutter hub 1, the medial surface 21 of cutter holder 2, bottom surface 22 respectively with side-locating face 111 in cutter groove 11, bottom locating surface 112 aligned contact, the adjustment face 27 of cutter holder 2 contacts with adjust structure 6, the circumference projection in adjustment face 27 acutangulates β with the rotary middle spindle C rotating cutter hub 1, namely cutter holder 2 can be analyzed to cutter holder 2 relative to the movement of adjust structure 6 in the movement and radial direction that rotate cutter hub 1 axis relative to the slip in adjustment face 27, by arranging the structure of adjust structure 6, cutter holder 2 is only moved axially relative to rotation cutter hub 1, therefore, when cutter holder 2 moves a certain distance relative to adjust structure 6, cutter holder 2 is rotating the displacement that axially only generation is comparatively small of cutter hub 1, namely each adjustment of adjust structure 6 pairs of cutter holders 1 can realize the very little adjustment amount of cutter holder 2, thus improve the Adjustment precision of the axial dimension to cutter holder 2, thus meet the requirement of beating that on rotary cutter, cutting tip 3 end is higher.
Although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention.Any those of ordinary skill in the art, when not departing from technical solution of the present invention scope, can utilize the technology contents of above-mentioned announcement to make many possible variations and modification to technical solution of the present invention, or being revised as the Equivalent embodiments of equivalent variations.Therefore, every content not departing from technical solution of the present invention, according to the technology of the present invention essence to any simple modification made for any of the above embodiments, equivalent variations and modification, all should drop in the scope of technical solution of the present invention protection.
Claims (10)
1. a rotary machining tool, comprise and rotate cutter hub (1), described rotation cutter hub (1) outer, front end offers cutter groove (11), cutter holder (2) is equiped with by cutter holder fastening assembly (4) in described cutter groove (11), the head of described cutter holder (2) is equiped with cutting tip (3) by blade fastener (5), adjust structure (6) is also equiped with in described cutter groove (11), described adjust structure (6) is positioned between the afterbody face of described cutter holder (2) and the afterbody locating surface of described cutter groove (11), the face described cutter holder (2) is positioned between the afterbody face of described cutter holder (2) and end face is the circumferential surface of cutter holder (2), it is characterized in that: described cutter holder fastening assembly (4) comprises at least two cutter holder securing members, each described cutter holder securing member locks described cutter holder (2) from the different directions of the circumferential surface of described cutter holder (2).
2. rotary machining tool according to claim 1, it is characterized in that: the circumferential surface of described cutter holder (2) comprises medial surface (21), lateral surface (23), upper side (25) and bottom surface (22), the medial surface (21) of described cutter holder (2), bottom surface (22) respectively with the interior side-locating face (111) of described cutter groove (11), bottom locating surface (112) aligned contact, the lateral surface (23) of described cutter holder (2) is provided with apertura lateralis (24), the upper side (25) of described cutter holder (2) is provided with upper-side hole (26), described cutter holder fastening assembly (4) comprises outside securing member (41) and upside securing member (42), described outside securing member (41) is arranged in described apertura lateralis (24) to be fixed in cutter groove (11) by cutter holder (2), described upside securing member (42) is arranged in described upper-side hole (26) to be fixed in cutter groove (11) by cutter holder (2).
3. rotary machining tool according to claim 2, it is characterized in that: when described adjust structure (6) adjusts the position of described cutter holder (2), described cutter holder (2) acutangulates а relative to the described radially projecting of rotation cutter hub (1) moving direction and the rotary middle spindle C of described rotation cutter hub (1).
4. rotary machining tool according to claim 3, it is characterized in that: when described adjust structure (6) adjusts the position of described cutter holder (2), the relatively described interior side-locating face (111) of described medial surface (21) is slided along the moving direction of described cutter holder (2) relative to described cutter hub (1), and the radially projecting of described medial surface (21) and the rotary middle spindle C of described rotation cutter hub (1) acutangulate а.
5. rotary machining tool according to claim 4, is characterized in that: described acute angle а should meet: 10 °≤а≤80 °.
6. rotary machining tool according to claim 2, it is characterized in that: when described adjust structure (6) adjusts the position of described cutter holder (2), described cutter holder (2) moves axially along described rotation cutter hub (1), and described cutter holder (2) acutangulates β relative to the moving direction of described adjust structure (6) and the rotary middle spindle C of described rotation cutter hub (1).
7. rotary machining tool according to claim 6, it is characterized in that: described cutter holder (2) is arranged along the axis of described rotation cutter hub (1), the medial surface (21) of described cutter holder (2), bottom surface (22) respectively with interior side-locating face (111), bottom locating surface (112) aligned contact of described cutter groove (11), the adjustment face (27) of described cutter holder (2) contacts with described adjust structure (6), and the circumference projection of described adjustment face (27) acutangulates β with the rotary middle spindle C of described rotation cutter hub (1).
8. rotary machining tool according to claim 7, is characterized in that: described acute angles beta should meet: 10 °≤β≤80 °.
9. rotary machining tool according to any one of claim 1 to 8, it is characterized in that: described adjust structure (6) comprises voussoir (61) and adjustment screw (62), the degree of tightness adjusting described adjustment screw (62) can drive and realize voussoir (61) driving cutter holder (2) movement to change axial location.
10. high accuracy fine finishining rotary cutter according to any one of claim 1 to 8, it is characterized in that: the bottom locating surface (112) of described cutter groove (11) is provided with multiple groove (13), the medial surface (21) of described cutter holder (2) is provided with multiple boss (28), described groove (13) and boss (28) corresponding matching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510790550.2A CN105328224B (en) | 2015-11-17 | 2015-11-17 | Rotary machining tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510790550.2A CN105328224B (en) | 2015-11-17 | 2015-11-17 | Rotary machining tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105328224A true CN105328224A (en) | 2016-02-17 |
| CN105328224B CN105328224B (en) | 2017-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510790550.2A Active CN105328224B (en) | 2015-11-17 | 2015-11-17 | Rotary machining tool |
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| Country | Link |
|---|---|
| CN (1) | CN105328224B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105916618A (en) * | 2014-01-17 | 2016-08-31 | 韩国冶金株式会社 | An apparatus for engaging an insert on a cutting tool or dismounting the insert from the cutting tool |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4623284A (en) * | 1984-07-05 | 1986-11-18 | Seco Tools Ab | Milling cutter |
| RU2078647C1 (en) * | 1994-12-19 | 1997-05-10 | Российский Университет Дружбы Народов | Cutter |
| JPH11188509A (en) * | 1997-12-22 | 1999-07-13 | Kyocera Corp | Cutting tool |
| CN101378869A (en) * | 2006-02-03 | 2009-03-04 | 钴碳化钨硬质合金公司 | Combination tool and method for machining a bore and the surface of said bore, and cutting body for a combination tool of this type |
| CN203565893U (en) * | 2013-12-03 | 2014-04-30 | 株洲钻石切削刀具股份有限公司 | Adjustable boring cutter used for finish machining |
| CN204413183U (en) * | 2015-01-26 | 2015-06-24 | 株洲钻石切削刀具股份有限公司 | A kind of rotary machining tool |
-
2015
- 2015-11-17 CN CN201510790550.2A patent/CN105328224B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4623284A (en) * | 1984-07-05 | 1986-11-18 | Seco Tools Ab | Milling cutter |
| RU2078647C1 (en) * | 1994-12-19 | 1997-05-10 | Российский Университет Дружбы Народов | Cutter |
| JPH11188509A (en) * | 1997-12-22 | 1999-07-13 | Kyocera Corp | Cutting tool |
| CN101378869A (en) * | 2006-02-03 | 2009-03-04 | 钴碳化钨硬质合金公司 | Combination tool and method for machining a bore and the surface of said bore, and cutting body for a combination tool of this type |
| CN203565893U (en) * | 2013-12-03 | 2014-04-30 | 株洲钻石切削刀具股份有限公司 | Adjustable boring cutter used for finish machining |
| CN204413183U (en) * | 2015-01-26 | 2015-06-24 | 株洲钻石切削刀具股份有限公司 | A kind of rotary machining tool |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105916618A (en) * | 2014-01-17 | 2016-08-31 | 韩国冶金株式会社 | An apparatus for engaging an insert on a cutting tool or dismounting the insert from the cutting tool |
| CN105916618B (en) * | 2014-01-17 | 2017-10-13 | 韩国冶金株式会社 | For the device that insert is attached into cutting tool or dismantles insert from cutting tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105328224B (en) | 2017-12-26 |
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