CN103121638B - Permanent-magnet and constant-braking evolvent small-tooth-difference reduction winch - Google Patents
Permanent-magnet and constant-braking evolvent small-tooth-difference reduction winch Download PDFInfo
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- CN103121638B CN103121638B CN201110383041.XA CN201110383041A CN103121638B CN 103121638 B CN103121638 B CN 103121638B CN 201110383041 A CN201110383041 A CN 201110383041A CN 103121638 B CN103121638 B CN 103121638B
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- 230000009467 reduction Effects 0.000 title abstract description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 18
- 239000010959 steel Substances 0.000 claims description 18
- 238000009940 knitting Methods 0.000 claims description 14
- 230000005389 magnetism Effects 0.000 claims description 7
- 230000008901 benefit Effects 0.000 abstract description 3
- 101000793686 Homo sapiens Azurocidin Proteins 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The invention relates to the technical field of hoisting winches, in particular to a permanent-magnet and constant-braking evolvent small-tooth-difference reduction winch. The permanent-magnet and constant-braking evolvent small-tooth-difference reduction winch comprises a base seat, a left machine frame, a right machine frame, a rope barrel, a permanent magnet motor, a braking component and a speed reduction part. The permanent-magnet and constant-braking evolvent small-tooth-difference reduction winch is characterized in that an inner bore of the left machine frame is linked with a round machine case; an outer end cover is linked with the outer end of the round machine case; the braking component is arranged in a linkage part; the inner end of the linkage part is linked with an inner gear ring and an inner end cover in sequence; a small-tooth-difference reduction part is arranged in the linkage part; the permanent magnet motor comprises a machine seat, a stator, a permanent magnet, a rotor and a rotor shaft; the permanent magnet motor, the braking component and the speed reduction part are coaxial; the braking component comprises a double-set V-shaped groove disc mechanism, a friction pair and a spring; the speed reduction part comprises a hollow shaft, an eccentric bearing, a planet gear, an inner gear ring and an output mechanism; a radial internal spline on one side of the rope barrel is matched with an output shaft external spline in a sliding mode; and the rope barrel is arranged on the output shaft and the right machine frame in a supporting mode. The permanent-magnet and constant-braking evolvent small-tooth-difference reduction winch has the advantages that braking torque is large enough according to requirements, sparking is prevented during braking, performance is reliable, the structure is simple, and the weight is reduced by 45-55%.
Description
[technical field] the present invention relates to lifting, winch technical field, a kind of permanent magnetism perseverance braking involute less tooth difference deceleration winch.
[background technology] for " motor-drg " be parallel to reel, width between centers large, the soft flank of tooth of JZQ or QJ middle hard gear-face parallel-axis type reducer structure must be joined, thus volume is large, heavy, as JM16:3750 × 2400 × 1850,8.8t., JM20:3950 × 2560 × 1950,9.9t., JM32:4500 × 2850 × 2100,20t., JM50:4930 × 3050 × 2250,38t..
It is large that [summary of the invention] the invention provides lock torque, the permanent magnetism perseverance braking involute less tooth difference deceleration winch that little, the lightweight 45-55% of volume " magneto-electric machine-braking-deceleration " is coaxial, adapts to department's needs such as mine.Technical scheme is as follows:
(1) magneto-electric machine-braking-deceleration is coaxial: by changing permanent magnet motor magnetic pole logarithm, frequency reduction input revolution, be thus specially adapted to large-tonnage type, as n=600rpm, i=143, then n when number of pole-pairs p=3,30HZ
2≈ 4.2rpm; Involute Small Teeth Difference Planetary Gearing advantage: simple, another few, the soft flank of tooth technique of part of structure is simple, cost is low;
(2) two groups of steel ball V-type slot devices, friction pair and springs are innovated: two groups of steel ball V-type slot devices are improvement (Ruan Zhongtang " mechanical stepless transmission " 90 pages) of steel ball V-type groove automatic pressurizing device in toric transmission: first group is made up of active V-type slotted disk, the driven V-type slotted disk in telophragma side and the steel ball occupy in the middle of two dish V-type groove faces, and telophragma connects with cone dish; Second group by telophragma opposite side, initiatively V-type slotted disk, the second driven V-type slotted disk and the steel ball occupy in the middle of two dish V-type groove faces form.Principle of work: during energising, on input shaft, first group of active V-type slotted disk V-type groove face produces positive pressure to steel ball, its axial component promotes the driven V-type slotted disk of telophragma makes friction pair be separated, and lock torque disappears, and its circumferential component is in order to drive the output shaft work done connected with second group of driven V-type slotted disk; During power-off, resisting moment makes second group of driven V-type slotted disk V-type groove face produce positive pressure to steel ball, and its axial component makes friction pair compress, and lock torque equals resisting moment.Background technology must select excessive drg to ensure braking.
[beneficial effect] the invention is: (1) lock torque is large, is in permanent braking mode; (2) no spark during braking, in-use performance is reliable; (3) structure is simple, process for machining performance is good, weight saving 45-55%.
[accompanying drawing explanation] Fig. 1, embodiment of the present invention structural representation
Fig. 2. be respectively steel ball (G) and V-type groove face power-off (braking) and Force principle figure during energising (work done) with 3.
[detailed description of the invention] encyclopaedizes the present invention below in conjunction with accompanying drawing:
With reference to Fig. 1 .2. and 3. a kind of permanent magnetism perseverance braking involute less tooth difference deceleration winch, comprise base 1, be fastened on left and right frame on base 6,29, rope roll 5, magneto-electric machine, brake component and deceleration component, described rope roll 5 is placed between left and right frame 6,29, it is characterized in that:
(I) described left frame 6 endoporus connects circular knitting machine shell 7, the outer end of described circular knitting machine shell 7 connects outer end cap 36, the inner chamber that circular knitting machine shell 7 and outer end cap 36 are formed is equipped with brake component, the inner of described circular knitting machine shell 7 connects internally toothed annulus 4 and inner end cap 37 in turn, circular knitting machine shell 7, the inner chamber that internally toothed annulus 4 and inner end cap 37 three are formed is built with deceleration component, deceleration component is placed in rope roll 5 endoporus, described magneto-electric machine comprises support 30, stator 31, permanent magnet 32, rotor 33 and rotor shaft 34, described support 30 is connected in right frame 29, described magneto-electric machine, brake component and deceleration component three coaxial, bottom rope roll, a lamination is put during maintenance, then back out clamp-screw has used screw just braking-deceleration component can be pulled out,
(II) described brake component comprises Shuan ZuVXing slotted disk mechanism, friction pair and retracing spring 15, wherein:
In (a) described Shuan ZuVXing slotted disk mechanism, first active V-type slotted disk 10 is connected in center shaft 27 one end, the other end and motor 30 rotor shaft of center shaft 27 are connected, telophragma 12 side is the first driven V-type slotted disk, the first steel ball 11 is had between the V-type groove of the V-type groove of the first driven V-type slotted disk and the first active V-type slotted disk 10, second driven V-type slotted disk 14 is slidably connected with the axle head male splines of hollow shaft 25, hollow shaft 25 is enclosed within outside center shaft 27, telophragma 12 opposite side is the second active V-type slotted disk, the second steel ball 13 is had between the V-type groove of the V-type groove of the second driven V-type slotted disk 14 and the second active V-type slotted disk, be distributed on first on retainer, two steel balls 11, 13, the master of its quantity and its both sides, driven V-type slotted disk groove number is equal,
B () friction pair is made up of inner cone 8 and cone dish 9, wherein inner cone 8 is connected in circular knitting machine shell 7 endoporus, and cone dish 9 connects with the telophragma 12 of Shuan ZuVXing slotted disk mechanism, the separative theoretical axial distance of friction pair tool;
C () described retracing spring 15 one end is close to the end in cotter seat 16, the other end is close to driven V-type slotted disk 14 end face, retracing spring 15 makes cone dish 9 and inner cone 8 friction pair compress, described cotter seat 16 outer face is close to bearing 19 inner ring end face, and the gap between open end with the second driven V-type slotted disk 14 end face equals the theoretical axial distance that friction pair is separated;
(III) described deceleration component comprises hollow shaft 25, capacity eccentric bearing 24, satellite gear 22, internally toothed annulus 4, inner end cap 37 and pin type output mechanism, described pin type output mechanism comprises hollow output shaft 26, pin 23, column sleeve, equal load plate 18 and all carry circle 21, hollow shaft 25 two ends are with first, two bearings 19, 3 are bearing in equal load plate 18 and hollow output shaft 26 endoporus respectively, described equal load plate 18 axle journal cylindrical the 3rd bearing 17 is bearing in circular knitting machine shell 7 endoporus, hollow output shaft 26 the 4th bearing 2 is bearing in inner end cap (37) endoporus, all carrying circle 21 is placed between two satellite gears, improve the bending strength of pin, Involute Small Teeth Difference Planetary Gearing advantage: structure is simple, another part is few, soft flank of tooth technique is simple, cost is low,
(IV) described rope roll 5 inner chamber one adradialia endoporus connects spline housing 20, and its female splines and hollow output shaft 26 male splines are slided and joined, and rope roll 5 the 5th, six bearings 35,28 are bearing in hollow output shaft 26 respectively with on right frame 29 axle journal.
Described permanent magnetism perseverance braking involute less tooth difference deceleration winch, it is characterized in that: described satellite gear 22 is identical four, wherein first wheel with second take turns phase difference 180 °, second take turns and the 3rd to take turns phase place identical, 3rd wheel takes turns phase difference 180 ° with the 4th, bearing capacity is specified 2 times, and four described satellite gears, have between satellite gear between two and all carry circle 21, the pin section making each correspond to satellite gear is freely supported structure, improves the bending strength of pin.
Principle of work: during energising, connects the first active V-type slotted disk V-type groove face with center shaft 27 and produces positive pressure to steel ball 11: axial component promotes driven V-type slotted disk to be made to be separated by friction pair, and lock torque disappears; Circumference component drives and rotates work done with the hollow shaft 25 of the second driven V-type slotted disk splined.Obvious first group of steel ball V-type slot device function is power-transfer clutch, and second group of steel ball V-type slot device function is coupler; When power is off, center shaft 27 stop, resisting moment makes the V-type groove face of the second driven V-type slotted disk 14 produce positive pressure to steel ball 13, and its axial component makes friction pair compress, and thus braking force is large.
Claims (2)
1. a permanent magnetism perseverance braking involute less tooth difference deceleration winch, comprise base (1), left and right frame (6,29), rope roll (5), magneto-electric machine, brake component and the deceleration component be fastened on base, described rope roll (5) is placed between left and right frame (6,29), it is characterized in that:
(I) described left frame (6) endoporus connects circular knitting machine shell (7), the outer end of described circular knitting machine shell (7) connects outer end cap (36), the inner chamber that circular knitting machine shell (7) and outer end cap (36) are formed is equipped with brake component, the inner of described circular knitting machine shell (7) connects internally toothed annulus (4) and inner end cap (37) in turn, circular knitting machine shell (7), the inner chamber that internally toothed annulus (4) and inner end cap (37) three are formed is built with deceleration component, deceleration component is placed in rope roll (5) endoporus, described magneto-electric machine comprises support (30), stator (31), permanent magnet (32), rotor (33) and rotor shaft (34), described support (30) is connected in right frame (29), described magneto-electric machine, brake component and deceleration component three coaxial,
(II) described brake component comprises Shuan ZuVXing slotted disk mechanism, friction pair and retracing spring (15), wherein:
In (a) described Shuan ZuVXing slotted disk mechanism, first active V-type slotted disk (10) is connected in center shaft (27) one end, the other end and motor (30) rotor shaft of center shaft (27) are connected, telophragma (12) side is the first driven V-type slotted disk, the first steel ball (11) is had between the V-type groove of the V-type groove of the first driven V-type slotted disk and the first active V-type slotted disk (10), second driven V-type slotted disk (14) is slidably connected with the axle head male splines of hollow shaft (25), hollow shaft (25) is enclosed within outside center shaft (27), telophragma (12) opposite side is the second active V-type slotted disk, the second steel ball (13) is had between the V-type groove of the V-type groove of the second driven V-type slotted disk (14) and the second active V-type slotted disk, be distributed on first on retainer, two steel balls (11, 13), the master of its quantity and its both sides, driven V-type slotted disk groove number is equal,
B () friction pair is made up of inner cone (8) and cone dish (9), wherein inner cone (8) is connected in circular knitting machine shell (7) endoporus, cone dish (9) connects with the telophragma (12) of Shuan ZuVXing slotted disk mechanism, the separative theoretical axial distance of friction pair tool;
C () described retracing spring (15) one end is close to cotter seat (16) the interior end, the other end is close to driven V-type slotted disk (14) end face, retracing spring (15) makes cone dish (9) and inner cone (8) friction pair compress, described cotter seat (16) outer face is close to bearing (19) inner ring end face, and the gap between open end with the second driven V-type slotted disk (14) end face equals the theoretical axial distance that friction pair is separated;
(III) described deceleration component comprises hollow shaft (25), capacity eccentric bearing (24), satellite gear (22), internally toothed annulus (4), inner end cap (37) and pin type output mechanism, described pin type output mechanism comprises hollow output shaft (26), pin (23), column sleeve, equal load plate (18) and all carry circle (21), hollow shaft (25) two ends are with first, two bearings (19, 3) equal load plate (18) and hollow output shaft (26) endoporus is bearing in respectively, described equal load plate (18) axle journal cylindrical the 3rd bearing (17) is bearing in circular knitting machine shell (7) endoporus, hollow output shaft (26) the 4th bearing (2) is bearing in inner end cap (37) endoporus, all carrying circle (21) is placed between two satellite gears,
(IV) described rope roll (5) inner chamber one adradialia endoporus connects spline housing (20), its female splines and hollow output shaft (26) male splines are sliding joins, rope roll (5) with the 5th, six bearings (35,28) are bearing on hollow output shaft (26) and right frame (29) axle journal respectively.
2. permanent magnetism perseverance brakes involute less tooth difference deceleration winch according to claim 1, it is characterized in that: described satellite gear (22) is identical four, wherein first wheel with second take turns phase difference 180 °, second take turns and the 3rd to take turns phase place identical, 3rd wheel takes turns phase difference 180 ° with the 4th, four described satellite gears, have between satellite gear between two and all carry circle (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110383041.XA CN103121638B (en) | 2011-11-18 | 2011-11-18 | Permanent-magnet and constant-braking evolvent small-tooth-difference reduction winch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110383041.XA CN103121638B (en) | 2011-11-18 | 2011-11-18 | Permanent-magnet and constant-braking evolvent small-tooth-difference reduction winch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103121638A CN103121638A (en) | 2013-05-29 |
| CN103121638B true CN103121638B (en) | 2015-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110383041.XA Active CN103121638B (en) | 2011-11-18 | 2011-11-18 | Permanent-magnet and constant-braking evolvent small-tooth-difference reduction winch |
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| Country | Link |
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Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB443646A (en) * | 1933-09-08 | 1936-03-03 | Alfred Arthur Quick | Improvements in winches and like hoisting apparatus |
| CN2145782Y (en) * | 1992-11-17 | 1993-11-10 | 中国矿业大学 | Small winch |
| CN2581414Y (en) * | 2002-05-13 | 2003-10-22 | 王积正 | Wire rope drum with driving mechanism therein |
| CN1510819A (en) * | 2002-12-26 | 2004-07-07 | 吴声震 | Brake motor |
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2011
- 2011-11-18 CN CN201110383041.XA patent/CN103121638B/en active Active
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| ASS | Succession or assignment of patent right |
Owner name: CHEN WEI Free format text: FORMER OWNER: WU XIAOJIE Effective date: 20150326 |
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Free format text: CORRECT: ADDRESS; FROM: 325400 WENZHOU, ZHEJIANG PROVINCE TO: 325603 WENZHOU, ZHEJIANG PROVINCE |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20150326 Address after: Yueqing City, Zhejiang Province, 325603 white town in Wenzhou City, Tian Yang Road No. 3 Applicant after: Chen Wei Address before: 325400 Zhejiang province Pingyang Kunyang town Whitehead Street No. four building 761 room Applicant before: Wu Xiaojie |
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Effective date of registration: 20170519 Address after: Suzhou City, Jiangsu province 215000 Industrial Park No. 6 Jinsha Road only commercial Plaza 1 building 1520 room Patentee after: Hu Yan Address before: Yueqing City, Zhejiang Province, 325603 white town in Wenzhou City, Tian Yang Road No. 3 Patentee before: Chen Wei |
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| TR01 | Transfer of patent right | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wu Shengzhen Inventor after: Qu Yang Inventor before: Wu Shengzhen |
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Effective date of registration: 20170606 Address after: 226000, No. 669, Jin Tong Road, Nantong hi tech Zone, Jiangsu, Nantong Patentee after: NANTONG JIEFU ELECTRICAL CO., LTD. Address before: Suzhou City, Jiangsu province 215000 Industrial Park No. 6 Jinsha Road only commercial Plaza 1 building 1520 room Patentee before: Hu Yan |
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