CN102922929B - A kind of cylinder engraving machine workpiece slew gear - Google Patents
A kind of cylinder engraving machine workpiece slew gear Download PDFInfo
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- CN102922929B CN102922929B CN201210196514.XA CN201210196514A CN102922929B CN 102922929 B CN102922929 B CN 102922929B CN 201210196514 A CN201210196514 A CN 201210196514A CN 102922929 B CN102922929 B CN 102922929B
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Abstract
A kind of cylinder engraving machine workpiece slew gear, comprises work holder (1), casing (2), output shaft (3), bearing (4), (5), gear wheel 1 (6), pinion (7), servo or stepper motor (8), gear wheel 1 (6) is coaxially cemented on output shaft (3), and engage with pinion (7), pinion (7) is connected with servo or stepper motor (8) output shaft by prime transmission mechanism (9), be characterized in that the gear wheel 2 (10) that a teeth portion parameter is identical with gear wheel 1 (6) is enclosed within output shaft (3) with gear wheel 1 (6) coaxially, and engage with pinion (7), N number of spring (11) is placed between gear wheel 1 (6) and gear wheel 2 (10), reverse moment is applied to two gear wheels, form automatic anti-backlash speed reducing gear pair, and multiple automatic anti-backlash speed reducing gear pair, pass through synchronous toothed belt again, or toggle, or multiple bevel gear pair, by a servo or driving stepper motor, synchronously drive to realize the micro-backlass of bull.
Description
Technical field:
The present invention relates to a kind of cylinder engraving machine workpiece slew gear, especially a kind of workpiece slew gear automatically eliminating the accurate digital control cylinder engraving machine of backlass, belong to technical field of engraving.
Background technology:
Existing numerical control cylinder engraving machine many employings worm type of reduction gearing is as workpiece slew gear, and because lathe is expensive with accurate worm and gear numerical control rotating platform, the industrial worm gear case of the many employings of cylinder engraving machine is as workpiece slew gear.Industry worm gear case backlass is very large, causes cylinder engraving machine to carry out the poor quality of 3 axles, 4 axle engravings.Even and if adopt lathe accurate worm and gear numerical control rotating platform, because cylinder engraving machine continuous operating time is long, operating mode is severe, uses some months gap of worm namely because wearing and tearing become large, crudy variation.
Summary of the invention:
It is the weak point of the existence avoiding above-mentioned prior art that the present invention will deal with problems, a kind of new cylinder engraving machine workpiece slew gear is provided, backlass can be eliminated all the time automatically when there being wearing and tearing by this mechanism, ensures that cylinder engraving machine carries out the high-quality of three axles, 4 axle engravings.
To achieve the object of the present invention, the present invention adopts following technical scheme.
Scheme 1, a kind of cylinder engraving machine workpiece slew gear comprises work holder (1), casing (2), output shaft (3), bearing (4), (5), gear wheel 1 (6), pinion 1 (7), servo or stepper motor (8), work holder (1) is contained in output shaft (3) one end, output shaft (3) is bearing in casing (2) by bearing (4) (5), gear wheel (6) is coaxially cemented on output shaft (3), and engage with pinion (7), pinion (7) is connected with servo or stepper motor (8) output shaft by prime transmission mechanism (9), it is characterized in that: the gear wheel 2 (10) that teeth portion parameter is identical with gear wheel 1 (6) is enclosed within output shaft (3) with gear wheel 1 (6) coaxially, and engage with pinion (7), N number of spring (11) is placed between gear wheel 1 (6) and gear wheel 2 (10), described prime transmission mechanism (9) is for one of following:
First, gear pair;
Second, decelerator subsidiary on servo or stepper motor;
The third, size synchromesh gear-synchronous toothed belt is secondary;
Fourth, worm couple;
Penta, toggle;
The mounting means of described spring (11) is one of following:
A, spring (11) is Compress Spring, is placed in each N number of rectangular opening on gear wheel 1 (6) and gear wheel 2 (10), both ends of the spring respectively with the rectangular opening end thereof contacts of two gears;
B, spring (11) is extension spring, is placed in each N number of mounting hole on gear wheel 1 (6) and gear wheel 2 (10), and both ends of the spring is hung in the aperture of two gear wheel oval nose ends;
C, spring (11) is extension spring, extension spring post (14) is through hole larger on first gear wheel, be arranged on second gear, extension spring stake (15) first gear wheel is also equipped with, an extension spring screw (16) is equipped with in extension spring post (14), extension spring screw (16) is rotary with an adjusting nut (13), spring (11) one end hangs on extension spring screw (16), and the other end hangs in extension spring stake (15);
D, spring (11) is Compress Spring, stage clip post (17) is through hole larger on first gear wheel, be arranged on second gear wheel, press spring base (18) first gear wheel is also equipped with, be equipped with stage clip screw (19) in stage clip post (17), stage clip (11) one end contacts with stage clip screw (19), and the other end contacts with at the bottom of press spring base (18) hole;
For above-mentioned A, B spring (11) mounting means, gear wheel 1 (6) and gear wheel 2 (10) are above each is shaped with a row P hole at equal intervals with same radius, but on two gears, the interval in hole is different.
Scheme 2, by the cylinder engraving machine workpiece slew gear of scheme 1, described prime transmission mechanism third, be n the synchromesh gear (20) be contained on n pinion (7), the little synchromesh gear (22) be contained on servo or stepper motor (8), driven by a synchronous toothed belt (21).
Scheme 3, by the cylinder engraving machine workpiece slew gear of scheme 1, described prime transmission mechanism penta, it is the crank (24) of n the identical eccentric arm be contained on n pinion (7), the cam pin (25) of crank (24) is equipped with bearing (26), a connecting rod (27) being shaped with n dead eye is enclosed within n bearing (26), synchromesh gear (20) is also equipped with wherein two cranks (24), through synchronous toothed belt (21), little synchromesh gear (22) is driven by motor (8).
Scheme 4, by the cylinder engraving machine workpiece slew gear of scheme 1, described prime transmission mechanism penta, be contained in n pinion (7), with the crank (24) of the n+m on m additional shaft (35) identical eccentric arm, the cam pin (25) of crank (24) is equipped with bearing (26), a connecting rod (27) being shaped with n+m dead eye is enclosed within n+m bearing (26), one is had directly in pinion (7) or additional shaft (35), or driven by servo or stepper motor (8) through reducing gear, m is less than or equal to 3, be more than or equal to 1.
Scheme 5, by the cylinder engraving machine workpiece slew gear of scheme 1, described prime transmission mechanism penta, it is the crank (24) of n the identical eccentric arm be contained on n pinion (7), the cam pin (25) of crank (24) is upper is equipped with bearing (26), a connecting rod (27) being shaped with n dead eye is enclosed within n bearing (26), the secondary crank (28) of n identical eccentric arm the cam pin (25) of n crank (24) is also equipped with, n bearing (30) its cam pin (29) be equipped with, second connecting rod (31) being shaped with n dead eye is enclosed within n bearing (30), one of them pinion (7) directly, or driven by servo or stepper motor (8) through reducing gear.
Scheme 6, by the cylinder engraving machine workpiece slew gear of scheme 1, described prime transmission mechanism first, be contained in n the bevel gear 1 (36) on n pinion (7), a coaxial mounted n bevel gear 2 (38), engages with bevel gear 1 (36) one by one, and mutually connects, one of them bevel gear 2 (38) directly, or is driven by servo or stepper motor (8) through reducing gear.
The present invention has following advantage:
Cylinder engraving machine workpiece slew gear of the present invention can eliminate backlass all the time automatically when gear has wearing and tearing, can ensure that cylinder engraving machine carries out the high accuracy of 3 axles, 4 axle engravings for a long time, high-quality.
Below in conjunction with accompanying drawing to the specific embodiment of the present invention, be described further
Accompanying drawing illustrates:
Fig. 1 is the profile of cylinder engraving machine workpiece slew gear of the present invention.
Fig. 1 a is the A-A profile of Fig. 1.
Fig. 1 b is the B--B profile of Fig. 1 a.
Fig. 2 adopts the Double-gear structural representation giving and load extension spring.
Fig. 2 a is Fig. 2 D--D profile.
Fig. 2 b is Fig. 2 C--C profile.
Fig. 3 adopts the Double-gear structural representation giving and load stage clip.
Fig. 3 a is Fig. 3 F--F profile.
Fig. 3 b is Fig. 3 E--E profile.
Fig. 4 is the Double-gear structural representation adopting adjustable extension spring.
Fig. 4 a is Fig. 4 H--H profile.
Fig. 4 b is Fig. 4 G--G profile.
Fig. 5 is cylinder engraving machine workpiece slew gear pinion (7) of the present invention and motor direct connection schematic diagram.
Fig. 6 is that cylinder engraving machine workpiece slew gear of the present invention makes prime transmission mechanism with the subsidiary reductor of servomotor.
Fig. 7 is that cylinder engraving machine workpiece slew gear of the present invention makes prime transmission mechanism with gear pair.
Fig. 8 is multiple cylinder engraving machine workpiece slew gears, through a toggle driven by servomotor schematic diagram.Two crank synchronous operations are forced to eliminate dead point with a Timing Belt in this figure.
Fig. 8 a is the I--I cross section view of Fig. 8.
Fig. 9 is multiple cylinder engraving machine workpiece slew gears, through a toggle driven by servomotor schematic diagram.This figure additional shaft (35) eliminates dead point.
Fig. 9 a is the K-K-K-K cross section view of Fig. 9.
Figure 10 is multiple cylinder engraving machine workpiece slew gears, through two groups of toggles driven by servomotor schematic diagram.This figure two groups of mutually orthogonal toggles eliminate dead point.
Figure 10 a is the M--N cross section view of Figure 10.
Figure 10 b is the P direction view of Figure 10.
Figure 11 is multiple cylinder engraving machine workpiece slew gears, through n to bevel gear pair, by a driven by servomotor.
Drawing reference numeral: 1 work holder, 2 casings, 3 output shafts, 4 bearings, 5 bearings, 6 gear wheels 1, 7 pinions, 8 servos or stepper motor, 9 prime transmission mechanisms, 10 gear wheels 2, 11 springs, 13 adjusting nuts, 14 extension spring posts, 15 extension spring stakes, 16 extension spring screws, 17 stage clip posts, 18 press spring bases, 19 stage clip screws, 20 synchromesh gears, 21 synchronous toothed belts, 22 little synchromesh gears, 24 cranks, 25 cam pins, 26 bearings, 27 connecting rods, 28 secondary cranks, 29 cam pins, 30 bearings, 31 second connecting rods, 35 additional shafts, 36 bevel gears 1, 38 bevel gears 2.
Below in conjunction with accompanying drawing to the specific embodiment of the present invention, be described further
Detailed description of the invention: ginseng Fig. 1-Fig. 4, cylinder engraving machine workpiece slew gear is made up of work holder (1), casing (2), output shaft (3), bearing (4), (5), gear wheel 1 (6), pinion (7), servo or stepper motor (8), work holder (1) is contained in output shaft (3) one end, output shaft (3) is bearing in casing (2) by bearing (4) (5), gear wheel 1 (6) is coaxially cemented on output shaft (3), and engage with pinion (7), pinion (7) is directly arranged on servo or stepper motor (8) output shaft, or connected with servo or stepper motor (8) output shaft by prime transmission mechanism (9), the gear wheel 2 (10) that teeth portion parameter is identical with gear wheel 1 (6) is freely enclosed within output shaft (3) with gear wheel 1 (6) coaxially, and engage with pinion (7), N number of spring (11) is placed between gear wheel 1 (6) and gear wheel 2 (10), its mounting means is one of following:
A, spring (11) is Compress Spring, is placed in each N number of rectangular opening on gear wheel 1 (6) and gear wheel 2 (10), both ends of the spring respectively with the rectangular opening end thereof contacts of two gears; As Fig. 3, Fig. 3 a, Fig. 3 b.
B, spring (11) is extension spring, be placed in each N number of mounting hole on gear wheel 1 (6) and gear wheel 2 (10), both ends of the spring is hung in the aperture of gear wheel 1 (6) and gear wheel 2 (10) oval nose end; As Fig. 2, Fig. 2 a, Fig. 2 b.
C, spring (11) is extension spring, extension spring post (14) is through hole larger on first gear wheel, be arranged on second gear wheel, extension spring stake (15) first gear wheel is also equipped with, an extension spring screw (16) is equipped with in extension spring post (14), extension spring screw (16) is rotary with an adjusting nut (13), spring (11) one end hangs on extension spring screw (16), and the other end hangs in extension spring stake (15); As Fig. 4, Fig. 4 a, Fig. 4 b.
D, spring (11) is Compress Spring, stage clip post (17) is through hole larger on first gear wheel, be arranged on second gear wheel, press spring base (18) first gear wheel is also equipped with, be equipped with stage clip screw (19) in stage clip post (17), spring (11) one end contacts with stage clip screw (19), and the other end contacts with press spring base (18); As Fig. 1, Fig. 1 a, Fig. 1 b.
Fig. 2, in the embodiment of Fig. 3, gear wheel 1 (6) and gear wheel 2 (10) are above each is shaped with a row P hole at equal intervals with same radius, but the interval in hole is different on two gears, so that available two crow bars make two gears relatively rotate spring reach certain preload, and make two gear tooth alignment so that assembling.
Fig. 5 is above-mentioned cylinder engraving machine workpiece slew gear pinion (7) and servo or the direct-connected embodiment of stepper motor (8) output shaft.
Fig. 6 is the embodiment that above-mentioned cylinder engraving machine workpiece slew gear pinion (7) connects with servo or the stepper motor (8) with reduction box (9).
Fig. 7 is that cylinder engraving machine workpiece slew gear adopts gear pair (9) to do the embodiment of prime transmission mechanism.
Fig. 1 is that cylinder engraving machine workpiece slew gear adopts synchromesh gear (20), little synchromesh gear (22), synchronous toothed belt (21) to do the embodiment of prime transmission mechanism.
N above-mentioned cylinder engraving machine workpiece slew gear, (n is less than or equal to 20, is more than or equal to 2) its n pinion (7), is synchronously driven by a servo or stepper motor (8) by following examples.
In scheme 2, n pinion (7) of n above-mentioned cylinder engraving machine workpiece slew gear is driven by a servo or stepper motor (8) by n synchromesh gear (20), synchronous toothed belt (21), a little synchromesh gear (22), in synchronous toothed belt transmission, driven shaft is far away, its anti-phase gap is larger, but through the automatic gear wheel 2 of above-mentioned cylinder engraving machine workpiece slew gear slow down i doubly after, final anti-phase gap will be reduced to 1/i.
Fig. 8 embodiment represents in scheme 3, the pinion (7) of n described cylinder engraving machine workpiece slew gear, each crank (24) that an identical eccentric arm is housed, the cam pin (25) of crank (24) is equipped with bearing (26), a connecting rod (27) being shaped with n dead eye is enclosed within n bearing (26), synchromesh gear (20) is also respectively equipped with wherein two pinions (7), through synchronous toothed belt (21), little synchromesh gear (22) is driven by a servo or stepper motor (8), make the synchronous operation of two cranks (24), to overcome the dead point of this how driven toggle.Compared with other kind of drive, the anti-phase gap of crank connecting link transmission is less, is conducive to the repeatable accuracy improving workpiece slew gear.
Fig. 9 embodiment represents in scheme 4, except the pinion (7) of n described cylinder engraving machine workpiece slew gear, also add m additional shaft (35), the crank (24) of n+m identical eccentric arm is housed altogether, the cam pin (25) of crank (24) is equipped with bearing (26), a connecting rod (27) being shaped with n+m dead eye is enclosed within n+m bearing (26), there is one directly in pinion (7) or additional shaft (35), or driven by servo or stepper motor (8) through reducing gear.M is less than or equal to 3, is more than or equal to 1.The object adding additional shaft (35) overcomes dead point.
Figure 10 embodiment represents in scheme 5, the pinion (7) of n described cylinder engraving machine workpiece slew gear, the crank (24) of n identical eccentric arm is housed, the cam pin (25) of crank (24) is upper is equipped with bearing (26), a connecting rod (27) being shaped with n dead eye is enclosed within n bearing (26), the secondary crank (28) of n identical eccentric arm the cam pin (25) of n crank (24) is also equipped with, n bearing (30) its cam pin (29) be equipped with, second connecting rod (31) being shaped with n dead eye is enclosed within n bearing (30), one of them pinion (7) directly, or driven by servo or stepper motor (8) through reducing gear.The object installing secondary crank and second connecting rod additional overcomes dead point.
Figure 11 embodiment represents in scheme 6, the pinion (7) of n described cylinder engraving machine workpiece slew gear, n bevel gear 1 (36) is housed, a coaxial mounted n bevel gear 2 (38), engage with bevel gear 1 (36) one by one, and being unified into a string, one of them bevel gear 2 (38) directly, or is driven by servo or stepper motor (8) through reducing gear.This programme adopts n secondary to bevel gear 1 (36) bevel gear 2 (38), the back lash of often pair of bevel gear pair can be transferred to less than 8 jiaos points, after above-mentioned automatic anti-backlash gear mechanism deceleration i times, final anti-phase gap will be reduced to less than 1 jiao point, can meet the requirement of the meticulous engraving of precious materials handicraft.
Claims (6)
1. a cylinder engraving machine workpiece slew gear, comprise work holder (1), casing (2), output shaft (3), bearing (4), (5), gear wheel 1 (6), pinion (7), servo or stepper motor (8), work holder (1) is contained in output shaft (3) one end, output shaft (3) is bearing in casing (2) by bearing (4) (5), gear wheel 1 (6) is coaxially cemented on output shaft (3), and engage with pinion (7), pinion (7) is connected with servo or stepper motor (8) output shaft by prime transmission mechanism (9), it is characterized in that: the gear wheel 2 (10) that teeth portion parameter is identical with gear wheel 1 (6) is enclosed within output shaft (3) with gear wheel 1 (6) coaxially, and engage with pinion (7), N number of spring (11) is placed between gear wheel 1 (6) and gear wheel 2 (10), described prime transmission mechanism (9) is for one of following:
First, gear pair,
Second, decelerator subsidiary on servo or stepper motor,
The third, size synchromesh gear-synchronous toothed belt is secondary,
Fourth, worm couple,
Penta, toggle,
The mounting means of described spring (11) is one of following:
A. spring (11) is Compress Spring, is placed in each N number of rectangular opening on gear wheel 1 (6) and gear wheel 2 (10), both ends of the spring respectively with the rectangular opening end thereof contacts of two gears;
B. spring (11) is extension spring, is placed in each N number of mounting hole on gear wheel 1 (6) and gear wheel 2 (10), and both ends of the spring is hung in the aperture of two gear wheel oval nose ends;
C. spring (11) is extension spring, extension spring post (14) is through hole larger on first gear wheel, be arranged on second gear, extension spring stake (15) first gear wheel is also equipped with, an extension spring screw (16) is equipped with in extension spring post (14), extension spring screw (16) is rotary with an adjusting nut (13), spring (11) one end hangs on extension spring screw (16), and the other end hangs in extension spring stake (15);
D. spring (11) is Compress Spring, stage clip post (17) is through hole larger on first gear wheel, be arranged on second gear wheel, press spring base (18) first gear wheel is also equipped with, stage clip screw (19) is equipped with in stage clip post (17), spring (11) one end contacts with stage clip screw (19), and the other end contacts with press spring base (18);
For A, B two kinds of spring (11) mounting means, gear wheel 1 (6) and gear wheel 2 (10) are above each is shaped with a row P hole at equal intervals with same radius, but on two gears, the interval in hole is different.
2. by the cylinder engraving machine workpiece slew gear described in claim 1, it is characterized in that: described prime transmission mechanism third, be n the synchromesh gear (20) be contained on n pinion (7), the little synchromesh gear (22) be contained on servo or stepper motor (8), driven by a synchronous toothed belt (21).
3. by the cylinder engraving machine workpiece slew gear described in claim 1, it is characterized in that: described prime transmission mechanism penta, it is the crank (24) of n the identical eccentric arm be contained on n pinion (7), the cam pin (25) of crank (24) is equipped with bearing (26), a connecting rod (27) being shaped with n dead eye is enclosed within n bearing (26), synchromesh gear (20) is also equipped with wherein two cranks (24), through synchronous toothed belt (21), little synchromesh gear (22) is driven by motor (8).
4. by the cylinder engraving machine workpiece slew gear described in claim 1, it is characterized in that: described prime transmission mechanism penta, be contained in n pinion (7), with the crank (24) of the n+m on m additional shaft (35) identical eccentric arm, the cam pin (25) of crank (24) is equipped with bearing (26), a connecting rod (27) being shaped with n+m dead eye is enclosed within n+m bearing (26), one is had directly in pinion (7) or additional shaft (35), or driven by servo or stepper motor (8) through reducing gear, m is less than or equal to 3, be more than or equal to 1.
5. by the cylinder engraving machine workpiece slew gear described in claim 1, it is characterized in that: described prime transmission mechanism penta, it is the crank (24) of n the identical eccentric arm be contained on n pinion (7), the cam pin (25) of crank (24) is upper is equipped with bearing (26), a connecting rod (27) being shaped with n dead eye is enclosed within n bearing (26), the secondary crank (28) of n identical eccentric arm the cam pin (25) of n crank (24) is also equipped with, n bearing (30) its cam pin (29) be equipped with, second connecting rod (31) being shaped with n dead eye is enclosed within n bearing (30), one of them pinion (7) directly, or driven by servo or stepper motor (8) through reducing gear.
6. by the cylinder engraving machine workpiece slew gear described in claim 1, it is characterized in that: described prime transmission mechanism first, be contained in n the bevel gear 1 (36) on n pinion (7), a coaxial mounted n bevel gear 2 (38), engage with bevel gear 1 (36) one by one, and mutually connect, one of them bevel gear 2 (38) directly, or is driven by servo or stepper motor (8) through reducing gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210196514.XA CN102922929B (en) | 2012-06-07 | 2012-06-07 | A kind of cylinder engraving machine workpiece slew gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210196514.XA CN102922929B (en) | 2012-06-07 | 2012-06-07 | A kind of cylinder engraving machine workpiece slew gear |
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| Publication Number | Publication Date |
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| CN102922929A CN102922929A (en) | 2013-02-13 |
| CN102922929B true CN102922929B (en) | 2015-08-12 |
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| CN201210196514.XA Expired - Fee Related CN102922929B (en) | 2012-06-07 | 2012-06-07 | A kind of cylinder engraving machine workpiece slew gear |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104417228A (en) * | 2013-08-20 | 2015-03-18 | 邵文远 | Multi-head three-dimensional carving machine fourth shaft transmission mechanism |
| CN105223971A (en) * | 2015-11-09 | 2016-01-06 | 南京信息工程大学 | A kind of automatic sun tracker based on optical image security |
| CN111692926B (en) * | 2020-05-28 | 2024-05-03 | 南京润景丰创信息技术有限公司 | Swing type ultrasonic high-precision intelligent target scoring and targeting machine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2607238A (en) * | 1951-04-28 | 1952-08-19 | Oak Mfg Co | Gear drive |
| FR2520828A1 (en) * | 1982-02-02 | 1983-08-05 | Tamagnaud Ets | Speed reducing transmission with parallel drive - has angular play take=up by ratchet wheels on intermediate shaft ends |
| CN2638895Y (en) * | 2003-04-16 | 2004-09-08 | 施南飞 | Rotation cutting and engraving-milling machine |
| CN201979984U (en) * | 2011-01-05 | 2011-09-21 | 董任虎 | Connecting-rod type transmission mechanism of three-dimensional engraving machine |
| CN102320210A (en) * | 2011-08-31 | 2012-01-18 | 汪洪涛 | The cylinder engraving machine |
| CN202879099U (en) * | 2012-06-07 | 2013-04-17 | 邵文远 | Cylinder engraving machine workpiece swing mechanism |
-
2012
- 2012-06-07 CN CN201210196514.XA patent/CN102922929B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2607238A (en) * | 1951-04-28 | 1952-08-19 | Oak Mfg Co | Gear drive |
| FR2520828A1 (en) * | 1982-02-02 | 1983-08-05 | Tamagnaud Ets | Speed reducing transmission with parallel drive - has angular play take=up by ratchet wheels on intermediate shaft ends |
| CN2638895Y (en) * | 2003-04-16 | 2004-09-08 | 施南飞 | Rotation cutting and engraving-milling machine |
| CN201979984U (en) * | 2011-01-05 | 2011-09-21 | 董任虎 | Connecting-rod type transmission mechanism of three-dimensional engraving machine |
| CN102320210A (en) * | 2011-08-31 | 2012-01-18 | 汪洪涛 | The cylinder engraving machine |
| CN202879099U (en) * | 2012-06-07 | 2013-04-17 | 邵文远 | Cylinder engraving machine workpiece swing mechanism |
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Effective date of registration: 20201203 Address after: Group 1, Yuechi village, Xindian Town, Rudong County, Nantong City, Jiangsu Province, 226400 Patentee after: Niu Xiaoduo Address before: 230031 Anhui city of Hefei province high tech Zone Science Avenue Huadi Zihyuan 15 building 2601 room Patentee before: Shao Wenyuan |
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Effective date of registration: 20231221 Address after: 224199 West Side of Qingdao Port Road, Dafeng Port, Dafeng District, Yancheng City, Jiangsu Province (701, 7th Floor, Jiangsu Marine Industry Research Institute) Patentee after: Yancheng Lingsheng Technology Service Co.,Ltd. Address before: Group 1, Yuechi village, Xindian Town, Rudong County, Nantong City, Jiangsu Province, 226400 Patentee before: Niu Xiaoduo |
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