CN1329155C - Multicutter technique for cutting inner circle and device - Google Patents
Multicutter technique for cutting inner circle and device Download PDFInfo
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- CN1329155C CN1329155C CNB2004100170598A CN200410017059A CN1329155C CN 1329155 C CN1329155 C CN 1329155C CN B2004100170598 A CNB2004100170598 A CN B2004100170598A CN 200410017059 A CN200410017059 A CN 200410017059A CN 1329155 C CN1329155 C CN 1329155C
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- folder cutter
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- 238000005520 cutting process Methods 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000005192 partition Methods 0.000 claims description 19
- 241001416181 Axis axis Species 0.000 claims description 5
- 238000001816 cooling Methods 0.000 abstract description 4
- 239000012809 cooling fluid Substances 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910001172 neodymium magnet Inorganic materials 0.000 description 2
- 230000008092 positive effect Effects 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
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- Polishing Bodies And Polishing Tools (AREA)
Abstract
The present invention relates to a multi-cutter technique and device for cutting inner circles, wherein the device for cutting inner circles comprises a cutter placing disc 1 with screw holes and positioning pins, and a clamping ring which is matched with the cutter placing disc and is provided with screw holes to fix cutters. The device for cutting inner circles is characterized in that an intermediate ring 6 is arranged between the cutter placing disc 1 and the clamping ring, and a left cutter clamping ring and 3 and a right cutter clamping ring 4 are arranged between the cutter placing disc 1 and the intermediate ring 6; a first inner circle slicing cutter 10 is arranged between the intermediate ring 6, and the left cutter clamping ring and the right cutter clamping ring, and a second inner circle slicing cutter 11 is arranged between the intermediate ring 6, and clamping rings 7, 8. The present invention adopts multiple cutters to simultaneously cut, the multiple cutters are isolated from each other by the intermediate ring and a diaphragm ring, and blades are independent to each other; the multiple cutters are respectively positioned and adjusted, each blade has uniform radial tension so that the uniformity of slice thickness, smoothness and parallelism is ensured, and the cutting efficiency is enhanced in multiple under the condition of the same cooling and ventilating system with the original processing condition.
Description
Technical field
The present invention relates to a kind of in circle multitool cutter sweep, particularly about the multitool cutter sweep and the dress cutter method thereof of inside diameter slicer.
Background technology
Inside diameter slicer is the special equipment that is used for cutting crisp hardmetal or nonmetallic materials, monocrystalline silicon for example, used inside diameter slicer such as kicker magnet mostly is hilted broadsword sword slicer, because the material material that hilted broadsword sword inside diameter slicer is cut is hard, the rotating speed height, the requirement on machining accuracy height, process equipment and environmental condition are had relatively high expectations, the processing environment temperature, air qualities etc. are bigger to the precision influence of processing work, and hilted broadsword sword inside diameter slicer efficient is low, make the unit are processing cost high, the cutting efficiency height of multitool sword outside diameter slicer, but machining accuracy is difficult to reach specification requirement, and CN2084870U proposes a kind of inside diameter slicer grinding head tool fixed structure, the silicon single crystal flake of improved cutter fixed structure energy cutting large size, improve chipping qualities, but its hilted broadsword sword structure still hinders the raising of cutting production efficiency.
Summary of the invention
It is high to the objective of the invention is to exist cutting technique and environmental condition to require at above-mentioned inside diameter slicer, and the low contradiction of cutting efficiency, design a kind of double blade fixture of inside diameter slicer, to carry out the multitool cutting, can reach process technology requires and precision, reach the raising slice efficiency again, the purpose of enhancing productivity.
Design of the present invention is, interior circle multitool cutter sweep, it comprises the dress cutterhead of band screw hole and an alignment pin and matches with the dress cutterhead and merges the clamping ring that has screw hole and can cutter is fastening, it is characterized in that between dress cutterhead and clamping ring, establishing an adapter ring, between dress cutterhead and adapter ring, establish folder cutter ring about circle slicer clamping first in interior, between adapter ring and clamping ring, press from both sides the cutter ring about round slicer outer clamping second in.
Interior circle multitool cutter sweep, it comprises the dress cutterhead of band screw hole and an alignment pin and matches with the dress cutterhead and merges the clamping ring that has screw hole and can cutter is fastening, it is characterized in that adorning an adapter ring in dress cutterhead one termination, the big end of this adapter ring is enclosed within interior left side folder cutter ring outer rim and with interior left folder cutter ring the first interior circle slicer is fixedly clamped, and jointly the second interior circle slicer is fixedly clamped inside the left outside folder cutter of the small end cover ring of adapter ring and with outer right folder cutter ring.
The dress cutter method of interior circle multitool cutter sweep, its feature may further comprise the steps:
Press from both sides with inner blade between left folder cutter ring, interior right folder cutter ring, the two folder cutter rings in small end is loaded onto in a, the dress cutterhead, elder generation progressively tightens with folder cutter ring inner blade trip bolt in the dress cutterhead, and folder cutter ring was adorned the cutterhead trip bolt with the tensioning inner blade in left side folder cutter ring, inner blade and interior right folder cutter ring progressively tightened in straining with interior folder cutter ring dress cutterhead trip bolt again;
B, load onto adapter ring,, tighten up by adorning the fastening screw of cutterhead adapter ring by dress cutterhead small end and location, the face of cylinder thereof at the outer big end of dress cutterhead;
C, blade outside the clamping between left side folder cutter ring, outer right folder cutter ring, the two folder cutter rings outside small end is loaded onto outside adapter ring, folder cutter ring about outside elder generation is progressively fixed with outer folder cutter ring central screw, with the outer left side of folder cutter ring trip bolt tension folder cutter ring, outer blade and outer right folder cutter ring about outer, progressively tighten again with the outer blade of tensioning.
The distinguishing feature of above-mentioned design is to connect an adapter ring in the dress cutterhead outside, and circle slicing blade between adapter ring and dress cutterhead, adorning, and connect clamping ring again in the adapter ring outside, and circle slicing blade between adapter ring and clamping ring, refilling, that is to say with original only adorn once in can load onto two blades after adjunction one adapter ring outside the dress cutterhead of circular knife, can be at original fabrication process condition, under cooling and the ventilating system situation, become and to cut two or four bursts by cutting a slice, adopt multitool to cut simultaneously, between two blades with intermediate isolating partition ring, separate between two blades, each self-adjusting location is easy to reach the adjustment precision, and radial tension is even separately thereby make every blade, can guarantee slice thickness, the uniformity of the fineness and the depth of parallelism improves two to four times of work efficiency.
Description of drawings
Fig. 1 opens cutter device general assembly drawing for the utility model.
Fig. 2 is A-A and the B-B cutaway view of Fig. 1.
Fig. 3 and Fig. 4 are the cutaway views for another embodiment.
Fig. 5 is other embodiment A-A cutaway view.
Fig. 6 is the interior part of a Fig. 5 circle enlarged drawing again.
Among the above-mentioned figure, 1 is the dress cutterhead, 2 are dress cutterhead adapter ring trip bolt, and 3 is interior left side folder cutter ring, and 4 is interior right folder cutter ring, 5 is interior folder cutter ring dress cutterhead trip bolt, 6 is adapter ring, and 7 is outer left side folder cutter ring, and 8 is outer right folder cutter ring, 9 is outer folder cutter ring adapter ring trip bolt, 10,10a, 10b is an inner blade, 11,11a, 11b is outer blade, and 12 is coolant pipe, 13, be small end face in the dress cutterhead, 14 is small end face in the adapter ring, and 15 is the outer blade trip bolt of outer folder cutter ring, and 16 is interior folder cutter ring inner blade trip bolt, 17 is the cooling fluid tap hole, 18 are dress cutterhead lathe rolling disc trip bolt, and 19 is interior partition ring, and 20 is outer partition ring, 21 is the blade alignment pin, and 22 at the bottom of the dress cutterhead chamber.
The specific embodiment
Multitool inside diameter slicer means for positioning cutting tool assembly such as Fig. 2, Fig. 3 and shown in Figure 5, suit one adapter ring 6 outside dress cutterhead 1, the large end face of this adapter ring one end overlaps outside, and the other end is the small end face cover the inside of left side folder cutter ring 7 outside.Between dress cutterhead 1 and adapter ring 6, establish interior left folder cutter ring 3 and interior right folder cutter ring 4 that clamping tightens up circle slicer in first, tighten up by interior folder cutter ring dress cutterhead screw 5 adjusting blade tensions and with the dress cutterhead.Load onto after the adapter ring 6, adapter ring 6 and dress cutterhead are fixed by the fastening screw 2 of dress cutterhead adapter ring.The circle slicer is contained between outer left side folder cutter ring 7 and the outer right folder cutter ring 8 and by the small end face tensioning of adapter ring 6 in second, by the tension force of outer folder cutter ring adapter ring trip bolt 9 and the outer blade 11 of adapter ring 6 adjustings and tighten up.Open cutterhead screw hole as shown in Figure 1 and can be the fixedly screw 2 of adapter ring 6 adjusting adapter ring uniform tensions, it also can be the fastening screw 9 between outer folder cutter ring 7,8 and the adapter ring 6, adapter ring 6 has guaranteed positioning accuracy and section required precision, said structure specifically is used in J5060C-02D00 lathe cutting neodymium iron boron ceramic magnet, detects chipping qualities; The section depth of parallelism≤0.008mm, section dimensional tolerance range ± 0.015mm cutting efficiency doubles obtains positive effect.
Fig. 3 and Figure 4 shows that another embodiment, adorn an adapter ring 6 in dress cutterhead 1 one terminations, the big end of this adapter ring 6 is enclosed within interior left side folder cutter ring 3 outer rims and presss from both sides cutter ring 3 with an interior left side the first interior circle slicer 10 is fixedly clamped, the small end of adapter ring 6 overlaps left side folder cutter ring 7 the insides outside, and jointly the second interior circle slicer 11 is fixedly clamped with outer right folder cutter ring 8.Adapter ring 6 is fastening with dress cutterhead 1 with the first interior circular knife 10 by dress cutterhead adapter ring trip bolt 5, accurate positioning and the section precision of the tension force of adjustment screw and tensioning adapter ring to guarantee inner blade 10, adapter ring is the right cutter holder of first blade, it also is the tension part of second blade, and by the outer blade trip bolt 15 of outer folder cutter ring with outer blade 11 adjustment of tonicity and fastening, said structure specifically is used in J5060C-02C00 lathe cutting neodymium iron boron and ferroelectric ceramic magnet, obtains positive effect.
Shown in Figure 5 is the another kind of means for positioning cutting tool assembly of multitool inside diameter slicer, circle slicer it installs four on the dress cutterhead in, its structure and Fig. 2 are basic identical, different is adorns in two round slicer 10a and 10b as shown in Figure 6 between interior left side folder cutter ring 3 and interior right folder cutter ring 4, partition ring 19 and outer partition ring 20 in this, establishing between circle slicer 10a and the 10b, interior partition ring 19 is located between dress cutterhead small end 13 or the adapter ring small end 14 close blades of internal ring wall, press from both sides about in outer partition ring 20 is located at or about outer between the blade within the cutter ring, also can load onto double blade 11a and 11b at outer blade 11 shown in Figure 5, it be in adapter ring small end face 14 and outside adorn circle slicer 11a and 11b in two between the right folder cutter ring 8, described between circle slicer 11a and the 11b in partition ring 19 with outside partition ring 20.Install and adjust the location, make the blade tension on the cutter device diverse location even.Cutting edge axiality, blade plane degree all in the precision prescribed scope, reach quality requirement to guarantee section.
Because interior round slicer matrix is thin, be fastened on screw in the anchor clamps of dress cutterhead or adapter ring, blade by the center of circle to circumferential draw, produce tension force and form rigid body, the rigid body performance of blade obtains by regulating the tensioning degree of blade on end face, adjust earlier every blade concentricity of cutting edge circle during tensioning on dress cutterhead or adapter ring end face, the radius run-out degree that requires the cutting edge of every blade and main-shaft axis is in 0.05mm, and cutter hub requires blade plane and main-shaft axis total run-out in cutting process in 0.05mm.To guarantee in the cutting process not disintegrating tablet, film flying is not guaranteed the precision of cutting into slices.
The interior small end face 13 of dress cutterhead and the interior small end face 14 of adapter ring are the internal force concentration zones of tensioning blade, it also is the position that influences the blade plane degree, outside the requirement best bright finish, the dress small end face 13 of cutterhead and the interior small end face 14 relative main-shaft axis of adapter ring are beated precision between 10～20um, with the depth of parallelism that guarantees to cut into slices within required precision.
Left side folder cutter ring 3 in small end 13 is loaded onto in the dress cutterhead, interior right folder cutter ring 4, folder is with inner blade 10 between the two folder cutter rings, use the fastening screw 16 fixing interior folder cutter rings of folder cutter ring inner blade in the dress cutterhead earlier, progressively tighten screw 16, the radius run-out degree that detects blade cutting edge and machine tool chief axis axis is in 0.05mm, again with left side folder cutter ring 3 in 5 tensions of interior folder cutter ring dress cutterhead trip bolt, inner blade 10 and interior right folder cutter ring 4, progressively tighten screw 5, with tensioning inner blade 10, the circular runout that detects inner blade 10 cutting edges and machine tool chief axis line detects blade 10 planes and machine tool chief axis axis total run-out degree in 0.05mm again in 0.05mm.
Big end is loaded onto adapter ring 6 outside dress cutterhead 1, by dress cutterhead small end face 13 its location, face of cylinder, with guarantee the adapter ring small end face 14 and the face of cylinder thereof with respect to the main shaft beating degree in accuracy rating, increase the rigidity of adapter ring 6, directly the adjustment precision of the outer blade 11 of influence is tightened up by dress cutterhead adapter ring trip bolt 2 again.
Left side folder cutter ring 7 outside adapter ring 6 outer ends are loaded onto, outer right folder cutter ring 8, clamp outer blade 11 between the two folder cutter rings, folder cutter ring 7 about outside elder generation is progressively fixed with outer folder cutter ring adapter ring screw 15,8, the radius run-out degree that detects outer blade 11 cutting edges and main shaft is in 0.05mm, again with the outer left side of folder cutter ring trip bolt 9 tensions folder cutter ring 7 about outer, outer blade 11 and outer right folder cutter ring 8, tighten one by one with the outer blade 11 of tensioning, the circular runout that detects the cutting edge of outer blade 11 and machine tool chief axis axis detects outer blade 11 planes and the total run-out of machine tool chief axis line in 0.05mm again in 0.05mm.
Two blades are contained on the same mechanical tension device, distance between two blades is by the adapter ring decision of design, the shape and structure of adapter ring is determined by the workpiece performance, adapter ring shape and structure are respectively had any different as shown in Figures 2 and 3, but the distance between two blades must meet dress cutterhead small end face 13 distance of 22 at the bottom of the dress cutterhead inner chamber, to guarantee that two blades begin cutting simultaneously and finish simultaneously.
The length of workpiece and installation, Workpiece length to be cut are equal to or slightly less than the distance between two blades, two sections were bonded on the central shaft before and after workpiece divided, every segment length is not more than the distance at the bottom of dress cutterhead small end end face arrives dress cutterhead inner chamber, during cutting, two blades cut simultaneously, a blade is only to same section work piece cut, and cutting thickness is by the knot input decision of lathe.
Cutting speed and cutting force, guaranteeing to improve cutting efficiency on the section precision basis, cutting speed is bigger to the influence of cutting yield rate, raising speed is easy to generate disintegrating tablet and film flying, for guaranteeing that chipping qualities must increase cutting force, double-pole cutting cutting force should double, and the cutting force on the single blade is remained unchanged, and cutting speed is also with identical originally.
Discharge problem for solving cooling between adjacent two blades and smear metal, be provided with the cooling fluid turnover aperture of even layout in blade 10 or 11 outer rims, generally establish the outflow of 10 draining holes in order to cooling fluid and smear metal, cooling fluid divides two stocks not flow to inside and outside blade.Between the folder cutter ring of adapter ring 6 inner chamber bottom surfaces and first cutter, should stay a space, under centrifugal action, guarantee the circulation of cooling fluid and smear metal, import and export 17 turnover by the cooling fluid on the dress cutterhead.In cutting process, must regulate the flow of cooling fluid, to reach necessary cooling and to lubricate, can take away smear metal again, guarantee that cutting conforms to quality requirements.
Claims (10)
1, interior round multitool cutter sweep, it comprises the dress cutterhead (1) of band screw hole and an alignment pin and matches with the dress cutterhead and merges the clamping ring that has screw hole and can cutter is fastening, it is characterized in that between dress cutterhead (1) and clamping ring, establishing an adapter ring (6), between dress cutterhead (1) and adapter ring (6), establish folder cutter ring (3,4) about circle slicer clamping first in interior, between adapter ring (6) and clamping ring, press from both sides cutter ring (7,8) about round slicer outer in the clamping second.
2, interior circle multitool cutter sweep according to claim 1, it is characterized in that suit one adapter ring (6) outside dress cutterhead (1), the large end face of this adapter ring one end is enclosed within outside the dress cutterhead, the small end face cover of the other end is the inside of left side folder cutter ring (7) outside, establish interior left side folder cutter ring (3), interior right folder cutter ring (4) that clamping tightens up circle slicer first between dress cutterhead (1) and adapter ring (6), the circle slicer is contained in that outer left side folder cutter ring (7) and the right side outward press from both sides between the cutter ring (8) and is tightened up by the small end face of adapter ring (6) in second.
3, interior round multitool cutter sweep, it comprises the dress cutterhead (1) of band screw hole and an alignment pin and matches with the dress cutterhead and merges the clamping ring that has screw hole and can cutter is fastening, it is characterized in that adorning an adapter ring (6) in dress cutterhead (1) one termination, the big end of this adapter ring (6) is enclosed within interior left side folder cutter ring (3) outer rim and with the interior left cutter ring (3) that presss from both sides the first interior circle slicer is fixedly clamped, and left outside the folder inside the cutter ring (7) and with outer right folder cutter ring (8) of the small end cover of adapter ring (6) is fixedly clamped the second interior round slicer jointly.
4, the dress cutter method of interior round multitool cutter sweep, its feature may further comprise the steps:
In loading onto, a, the interior small end of dress cutterhead (1) press from both sides with inner blade (10) between left folder cutter ring (3), interior right folder cutter ring (4), the two folder cutter rings, elder generation progressively tightens with folder cutter ring inner blade trip bolt (16) in the dress cutterhead, and folder cutter ring was adorned cutterhead trip bolt (5) with tensioning inner blade (10) in left side folder cutter ring (3), inner blade (10) and interior right folder cutter ring (4) progressively tightened in straining with interior folder cutter ring dress cutterhead trip bolt (5) again;
B, load onto adapter ring (6),, tighten up by adorning the fastening screw of cutterhead adapter ring (2) by dress cutterhead small end (13) and location, the face of cylinder thereof at the outer big end of dress cutterhead (1);
C, blade (11) outside the clamping between left side folder cutter ring (7), outer right folder cutter ring (8), the two folder cutter rings outside small end is loaded onto outside adapter ring (6), folder cutter ring (7,8) about outside elder generation is progressively fixed with outer folder cutter ring central screw (15), with the outer left side of folder cutter ring trip bolt (9) tension folder cutter ring (7), outer blade (11) and outer right folder cutter ring (8) about outer, progressively tighten again with the outer blade (11) of tensioning.
5, the dress cutter method of circle multitool cutter sweep in according to claim 4, the cutting edge axiality that it is characterized in that inside and outside blade (10,11) are that the radius run-out degree of cutter hub cutting edge and machine tool chief axis axis is in 0.05mm.
6, the many dress cutter methods of cutting device earnestly of circle in according to claim 4 is characterized in that the plane of blade (10,11) and machine tool chief axis axis total run-out degree are in 0.05mm.
7, interior circle multitool cutter sweep according to claim 1, it is characterized in that between interior left side folder cutter ring (3) and interior right folder cutter ring (4), adorning circle slicer 10a and 10b in two, in described, establishing between round slicer 10a and the 10b partition ring (19) and outside partition ring (20).
8, interior circle multitool cutter sweep according to claim 1, it is characterized in that small end face in adapter ring (14) and outside adorn circle slicer 11a and 11b in two between the right folder cutter ring (8), described in, justify establish between slicer 11a and the 11b in partition ring (19) and outside partition ring (20).
9, circle multitool cutter sweep in according to claim 7, partition ring (19) is located at dress cutterhead small end (13) near between the blade of internal ring wall in it is characterized in that, in outer partition ring (20) is located at about between the blade within the folder cutter ring (3,4).
10, circle multitool cutter sweep in according to claim 8, partition ring (19) is located at the adapter ring small end near between the blade of internal ring wall in it is characterized in that, outer partition ring (20) be located at outer about between the blade within the folder cutter ring (7,8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100170598A CN1329155C (en) | 2004-03-19 | 2004-03-19 | Multicutter technique for cutting inner circle and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100170598A CN1329155C (en) | 2004-03-19 | 2004-03-19 | Multicutter technique for cutting inner circle and device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1562544A CN1562544A (en) | 2005-01-12 |
| CN1329155C true CN1329155C (en) | 2007-08-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100170598A Expired - Lifetime CN1329155C (en) | 2004-03-19 | 2004-03-19 | Multicutter technique for cutting inner circle and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1329155C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101125445B (en) * | 2006-08-17 | 2012-04-25 | 陈伟章 | Multi-station clamp mounted on inner round microtome |
| CN105195765A (en) * | 2015-10-30 | 2015-12-30 | 江苏耀阳电子有限公司 | Slicer main shaft structure for machining solar cell panel |
| CN110000938A (en) * | 2019-04-29 | 2019-07-12 | 隆昌华兴铁路配件有限公司 | SeaShell thin slice cutting tool assembly |
| CN114988199B (en) * | 2022-08-02 | 2022-10-11 | 江苏弘奇金属科技有限公司 | PE winding film slitting rewinding machine with online straightness detection function |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85108652A (en) * | 1984-11-29 | 1986-09-24 | 鲁姆斯工业公司 | About the device of endless tow fibrous material cutting short-forming fiber |
| CN2084870U (en) * | 1990-11-09 | 1991-09-18 | 徐寿颐 | Fixing structure of tool on grinding head for interal microtome |
| DE4239571A1 (en) * | 1992-11-25 | 1994-05-26 | Jansen Herfeld Roettger | Circular saw-miller combination - has groove in blade into which cutter teeth protrude, blade having recesses to accommodate fastening screws |
| CN2386936Y (en) * | 1999-09-27 | 2000-07-12 | 肖杰明 | Rotary material slicer |
-
2004
- 2004-03-19 CN CNB2004100170598A patent/CN1329155C/en not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85108652A (en) * | 1984-11-29 | 1986-09-24 | 鲁姆斯工业公司 | About the device of endless tow fibrous material cutting short-forming fiber |
| CN2084870U (en) * | 1990-11-09 | 1991-09-18 | 徐寿颐 | Fixing structure of tool on grinding head for interal microtome |
| DE4239571A1 (en) * | 1992-11-25 | 1994-05-26 | Jansen Herfeld Roettger | Circular saw-miller combination - has groove in blade into which cutter teeth protrude, blade having recesses to accommodate fastening screws |
| CN2386936Y (en) * | 1999-09-27 | 2000-07-12 | 肖杰明 | Rotary material slicer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1562544A (en) | 2005-01-12 |
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| PB01 | Publication | ||
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Owner name: YUNSHENG CO LTD, NINGBO Free format text: FORMER OWNER: NINGBO YUNSHENG ELECTROMECHANICAL ENGINEERING RESEARCH INSTITUTE Effective date: 20041231 |
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Effective date of registration: 20041231 Address after: Zhejiang province Ningbo City Jiangdong District Road No. 348 Min'an Applicant after: NINGBO YUNSHENG Co.,Ltd. Address before: No. 98, Nanjing Road, Jiangdong District, Zhejiang, Ningbo Applicant before: Ningbo Yunsheng Electromechanical Engineering Research Institute |
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| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: NINGBO YUNSHENG MAGNET DEVICES TECHNOLOGY Co.,Ltd. Assignor: NINGBO YUNSHENG Co.,Ltd. Contract fulfillment period: 2007.9.1 to 2012.10.31 Contract record no.: 2008330000122 Denomination of invention: Multicutter technique for cutting inner circle and device Granted publication date: 20070801 License type: Exclusive license Record date: 20080707 |
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| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENCE; TIME LIMIT OF IMPLEMENTING CONTACT: 2007.9.1 TO 2012.10.31 Name of requester: NINGBO YUNSHENG MAGNET COMPONENT TECHNOLOGY CO., Effective date: 20080707 |
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| CX01 | Expiry of patent term | ||
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Granted publication date: 20070801 |