CN106233016B - Torque limiter - Google Patents
Torque limiter Download PDFInfo
- Publication number
- CN106233016B CN106233016B CN201480078140.9A CN201480078140A CN106233016B CN 106233016 B CN106233016 B CN 106233016B CN 201480078140 A CN201480078140 A CN 201480078140A CN 106233016 B CN106233016 B CN 106233016B
- Authority
- CN
- China
- Prior art keywords
- inner ring
- torque
- member body
- ring member
- component
- 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.)
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Links
- 239000000463 material Substances 0.000 claims abstract description 17
- 239000011347 resin Substances 0.000 claims abstract description 17
- 229920005989 resin Polymers 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 239000000123 paper Substances 0.000 description 8
- 239000004734 Polyphenylene sulfide Substances 0.000 description 4
- 229920000069 polyphenylene sulfide Polymers 0.000 description 4
- 229920000049 Carbon (fiber) Polymers 0.000 description 3
- 239000004917 carbon fiber Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011087 paperboard Substances 0.000 description 1
- 230000010415 tropism Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D13/00—Friction clutches
- F16D13/08—Friction clutches with a helical band or equivalent member, which may be built up from linked parts, with more than one turn embracing a drum or the like, with or without an additional clutch actuating the end of the band
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D41/00—Freewheels or freewheel clutches
- F16D41/20—Freewheels or freewheel clutches with expandable or contractable clamping ring or band
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- One-Way And Automatic Clutches, And Combinations Of Different Clutches (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
Torque limiter that is a kind of cheap and can installing multiple rubber rollers, longer rubber rollers is provided.Inner ring component is formed by the inner ring component extension (11b) of inner ring member body (11a) and ordinary resin material by special resin material is mechanically linked, helical spring (12) is wound in inner ring member body (11a), cycle component (13) is by the both ends of locking helical spring (12) and surrounds inner ring component extension (11b) and is arranged in a manner of being wound with the inner ring member body (11a) of helical spring (12), torque limiter transmits torque when the load torque of inner ring member body (11a) or cycle component (13) is torque limit value or less, the transmission of torque is cut off when load torque has been more than torque limit value.
Description
Technical field
The present invention relates to one kind transmitting torque when load torque is torque limit value or less, has been more than to turn round in load torque
The torque limiter that torque transmits is cut off when square limits value.
Background technology
Torque limiter is used to transmit torque when load torque is torque limit value or less, has been more than to turn round in load torque
It cuts off torque when square limits value to transmit, there are double-direction twist moment limiters and one-way torque limiter for torque limiter.
Double-direction twist moment limiter is respectively torque limit in load torque for the load torque on any direction of rotation
Value transmits torque when following, and the transmission of torque is prevented when it has been more than the load torque of torque limit value to apply.As two-way torsion
There is the double-direction twist moment limiter that identical torque limit value is all had on any direction of rotation or according to rotation in square limiter
The different and double-direction twist moment limiter (such as patent document 1) with different torque limit values in direction.
In addition, one-way torque limiter transmits torque when load torque is torque limit value or less in one direction,
Torque is cut off when more than the load torque of torque limit value to transmit, and cuts off the transmission of torque in the opposite direction.As list
Tropism torque limiter, there is the winding screw spring on one-way clutch and constitute one-way torque limiter (with reference to specially
Sharp document 2).
Such torque limiter is applied to the paper supply dress of the electronic information equipments such as duplicator, printer or facsimile equipment
It sets, for example, double-direction twist moment limiter becomes the double-deck supply for preventing paper and can also make paper conveyor in the case of paperboard
Structure rotates backward and can be readily removable the mechanism of the paper blocked.
In general, as shown in Fig. 2, torque limiter includes：Inner ring component 11 is formed by special resin material；Spiral bullet
Spring 12 is wound in the inner ring component 11；And cycle component 13, the both ends of locking helical spring 12 are simultaneously set to inner ring structure
The outside of part 11.Due to being set as generating torque using the friction between inner ring component and helical spring, as inner ring structure
Part improves the patience of inner ring component using special resin material.Special resin material can be used containing a large amount of carbon fibers
Resin, such as PPS (polyphenylene sulfide).
When torque limiter is used for paper feed, rubber rollers are installed on the cycle component 13 of torque limiter.?
Using paper feed supply paper size it is larger in the case of, it is sometimes desirable to multiple rubber rollers, longer rubber rollers, at this
In the case of, it is corresponded to by installing multiple torque limiters on axis.
Existing technical literature
Patent document
Patent document 1：Japanese Unexamined Patent Publication 9-166153 bulletins
Patent document 2：Japanese Unexamined Patent Publication 2001-208108 bulletins
Invention content
Problems to be solved by the invention
But it if using multiple torque limiters, is increased as paper feed cost.Then, consider torque limit
Device itself sets longer, and multiple rubber rollers, the method for longer rubber rollers are installed on a torque limiter.It is limited by torque
Device processed itself set it is longer in the case of, as noted previously, as inner ring component has used the special resin containing a large amount of carbon fibers
Therefore material becomes high price.Although special resin component is cheap compared with metal, the opposite high price of material cost,
In the case that inner ring volume (volume) is larger, it cannot achieve cost effective.
The purpose of the present invention is to provide a kind of cheap and can install multiple rubber rollers, the torque limit of longer rubber rollers
Device processed.
The solution to the problem
The torque limiter of the present invention is characterized in that the torque limiter includes：Inner ring member body, by special tree
Fat material is formed；Helical spring is wound in the inner ring member body；Inner ring component extension, by ordinary resin material
It is formed, and is mechanically linked with the inner ring member body；And cycle component, simultaneously with the both ends of the locking helical spring
And the mode for surrounding the inner ring component extension and the inner ring member body for being wound with the helical spring is arranged, torque limit
Device processed transmits torque when the load torque of the inner ring member body or the cycle component is torque limit value or less, in institute
State the transmission that torque is cut off when load torque has been more than torque limit value.
The effect of invention
According to the present invention, inner ring component is formed by inner ring member body and inner ring component extension, by special resin material
Formed as with helical spring phase mutual friction friction part inner ring member body, by ordinary resin material formed as with spiral shell
The inner ring component extension other than the friction part of spring phase mutual friction is revolved, it is cheap therefore, it is possible to realize.In addition, due to packet
Cycle component is arranged in the mode for enclosing inner ring member body and inner ring component extension, therefore, it is possible to easily on cycle component
Multiple rubber rollers, longer rubber rollers are installed.In addition, since inner ring component extension plays the role of axis, therefore, there is no need to another
Outer preparation axis.
Description of the drawings
Fig. 1 is the sectional view of the torque limiter of embodiments of the present invention.
Fig. 2 is the sectional view of previous torque limiter.
Specific implementation mode
Hereinafter, illustrating embodiments of the present invention.Fig. 1 is the sectional view of the torque limiter of embodiments of the present invention.
Inner ring component is formed by inner ring member body 11a and inner ring component extension 11b.By the way that inner ring component extension 11b is arranged, and
Correspondingly extend cycle component 13 with inner ring component extension 11b, to form torque limiter itself longer.
It is wound with helical spring 12 on inner ring member body 11a, the outer surface using inner ring member body 11a and spiral
Friction between spring 12 generates torque.As helical spring 12, such as use metal spring.In addition, inner ring member body 11a
It is formed by the special resin material containing a large amount of carbon fibers, such as is formed by PPS (polyphenylene sulfide).Due to inner ring component master
Body 11a using between the helical spring 12 as metal friction generate torque, therefore, this be in order to improve as with spiral
The patience of the inner ring member body 11a of the friction part of 12 phase mutual friction of spring.
On the other hand, inner ring component extension 11b is formed by ordinary resin material.This is because, inner ring component extension
11b do not utilize the friction between helical spring 12 generate torque, therefore, not with the friction portion of 12 phase mutual friction of helical spring
Divide without improving patience.In addition, inner ring component extension 11b is mechanically linked in inner ring member body 11a.For example, will be interior
A side end of circle component extension 11b is formed as D-shaped cutting portion, and a side end of inner ring component extension 11b is inserted into
The D-shaped hole of inner ring member body 11a is formed in be linked to inner ring member body 11a.
Cycle component 13 is formed as tubular, will be wound with the inner ring member body 11a and inner ring component of helical spring 12
Extension 11b is accommodated in inside and forms the mode that they are surrounded.Moreover, helical spring 12 is the one of cycle component 13
The inside of side end is engaged.It is equipped with the locking of the both ends for locking helical spring 12 in the inner surface side of cycle component 13
Slot is engaged by the both ends of helical spring 12 with the locking groove, thus by helical spring 12 engaging in cycle component 13.Separately
Outside, it is formed with anti-delinking part 14 in the end side of inner ring component extension 11b and the end side of cycle component 13, it should
Anti-delinking part 14 is for making inner ring component extension 11b not deviate from from cycle component 13.
Inner ring component extension 11b is inserted into the cycle component 13 of tubular by torque limiter, and is extended with inner ring component
The end of portion 11b is locking using anti-delinking part 14 from 13 mode outstanding of cycle component.Then, it will be wound in helical spring 12
Circle member body 11a is inserted into cycle component 13, and the D-shaped cutting portion of inner ring component extension 11b is inserted into inner ring component
The D-shaped hole of main body 11a and inner ring component extension 11b and inner ring member body 11a is mechanically linked.Helical spring 12 is outside
The locking groove for enclosing component is locking.
In the torque limiter constituted in this way, due to the landform corresponding with inner ring component extension 11b of cycle component 13
It is longer at obtaining, therefore, it is possible to install multiple rollers on cycle component 13.In addition, since inner ring component extension 11b plays axis
Effect, therefore, there is no need in addition prepare axis.
It is now assumed that being applied with load torque to inner ring member body 11a.It is torque limit value or less in load torque
When, make inner ring member body 11a and outer ring using the frictional force between helical spring 12 and the outer surface of inner ring member body 11a
Component 13 is integrally formed and rotates, and torque is transmitted to cycle component 13.On the other hand, it has been more than torque limit value in load torque
When, inner ring member body 11a dallies and cuts off the torque transmitted to cycle component 13.On the contrary, being applied with to cycle component 13
The case where load torque is also to transmit and turn round to inner ring member body 11a likewise, when load torque is torque limit value or less
Square cuts off the torque transmitted to inner ring member body 11a when load torque has been more than torque limit value.
In this way, inner ring component is divided into two parts, it is set as the part to rub with helical spring 12 to apply special resin
Part in addition to this is set as applying the inner ring component of cheap ordinary resin material by the inner ring member body 11a of material
Extension 11b, it is cost effective therefore, it is possible to seek.In addition, since inner ring member body 11a obtained from two parts will be divided into
It is mechanically linked with inner ring component extension 11b and anti-delinking part 14 is set so that inner ring component extension 11b is not fallen out, because
This, can remain an inner ring component.
Embodiments of the present invention are this concludes the description of, but the embodiment is shown only as example, purpose is simultaneously
The range for limiting invention is not lain in.The new embodiment can be implemented with other various forms, without departing from invention
Purport in the range of, various omissions, replacements and changes can be made.The embodiment, its deformation included in invention range,
In purport, also, included in recorded in claims protection domain and its equalization range in.
Reference sign
11, inner ring component；11a, inner ring member body；11b, inner ring component extension；12, helical spring；13, outer ring structure
Part；14, anti-delinking part.
Claims (1)
1. a kind of torque limiter, which is characterized in that
The torque limiter includes：
Inner ring member body is formed by special resin material；
Helical spring is wound in the inner ring member body；
Inner ring component extension, is formed by ordinary resin material, and be embedded in the inner ring member body top so that its
It is rotated integrally with the inner ring member body；And
Cycle component, to surround the side of the inner ring component extension and the inner ring member body for being wound with the helical spring
Formula is arranged,
The both ends of the helical spring engaging in the cycle component a side end, and in the another of the cycle component
Side end is formed with the anti-delinking part for the locking inner ring component extension,
The inner ring component extension has the anti-delinking part that the cycle component is extended to from the top of the inner ring member body
Shaft-like part,
The torque limiter is when the load torque of the inner ring member body or the cycle component is torque limit value or less
Transmit torque, when the load torque has been more than torque limit value, the inner ring member body and the helical spring it
Between dally, cut off the transmission of torque.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2014/061123 WO2015162658A1 (en) | 2014-04-21 | 2014-04-21 | Torque limiter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106233016A CN106233016A (en) | 2016-12-14 |
| CN106233016B true CN106233016B (en) | 2018-11-02 |
Family
ID=54331856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480078140.9A Active CN106233016B (en) | 2014-04-21 | 2014-04-21 | Torque limiter |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5913634B2 (en) |
| CN (1) | CN106233016B (en) |
| WO (1) | WO2015162658A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116421284B (en) * | 2023-06-15 | 2023-08-18 | 创领心律管理医疗器械（上海）有限公司 | Torque transmission mechanism, assembly method and conveying device of implantable medical device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203214689U (en) * | 2013-04-12 | 2013-09-25 | 宁波兴茂电子科技有限公司 | Torque limiter for generating torque through friction force |
| CN103527651A (en) * | 2013-10-31 | 2014-01-22 | 吉林大华机械制造有限公司 | Torque limiter |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07259877A (en) * | 1994-03-22 | 1995-10-09 | Nippon Seiko Kk | Torque limiter |
| JP3421444B2 (en) * | 1994-09-30 | 2003-06-30 | Ｎｔｎ株式会社 | Torque limiter |
| JPH09158958A (en) * | 1995-12-06 | 1997-06-17 | Shinkichi Yajima | Torque limiter |
| JP2006027793A (en) * | 2004-07-14 | 2006-02-02 | Fuji Xerox Co Ltd | Torque limiter, retard roll, paper feeding device, and image forming device |
-
2014
- 2014-04-21 WO PCT/JP2014/061123 patent/WO2015162658A1/en active Application Filing
- 2014-04-21 CN CN201480078140.9A patent/CN106233016B/en active Active
- 2014-04-21 JP JP2014551864A patent/JP5913634B2/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203214689U (en) * | 2013-04-12 | 2013-09-25 | 宁波兴茂电子科技有限公司 | Torque limiter for generating torque through friction force |
| CN103527651A (en) * | 2013-10-31 | 2014-01-22 | 吉林大华机械制造有限公司 | Torque limiter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106233016A (en) | 2016-12-14 |
| WO2015162658A1 (en) | 2015-10-29 |
| JPWO2015162658A1 (en) | 2017-04-13 |
| JP5913634B2 (en) | 2016-04-27 |
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Address after: Saitama Prefecture, Japan Patentee after: Olison Company Address before: Saitama Prefecture, Japan Patentee before: Olisen Electrical Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder |