CN107654548A - A kind of outer ring contact-type flat spiral spring with locking mechanism and its processing method - Google Patents
A kind of outer ring contact-type flat spiral spring with locking mechanism and its processing method Download PDFInfo
- Publication number
- CN107654548A CN107654548A CN201710964614.5A CN201710964614A CN107654548A CN 107654548 A CN107654548 A CN 107654548A CN 201710964614 A CN201710964614 A CN 201710964614A CN 107654548 A CN107654548 A CN 107654548A
- Authority
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- China
- Prior art keywords
- contact
- type flat
- spiral spring
- flat spiral
- outer ring
- 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.)
- Pending
Links
- 238000003672 processing method Methods 0.000 title claims abstract description 9
- 210000000078 claw Anatomy 0.000 claims abstract description 26
- 238000000034 method Methods 0.000 claims abstract description 20
- 238000005452 bending Methods 0.000 claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims description 21
- 239000010959 steel Substances 0.000 claims description 21
- 238000004804 winding Methods 0.000 claims description 10
- 238000000465 moulding Methods 0.000 claims description 6
- 238000004080 punching Methods 0.000 claims description 6
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 4
- 239000010962 carbon steel Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000002950 deficient Effects 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 24
- 229910052742 iron Inorganic materials 0.000 description 12
- 239000004033 plastic Substances 0.000 description 12
- 229920003023 plastic Polymers 0.000 description 12
- 208000027418 Wounds and injury Diseases 0.000 description 10
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000005381 potential energy Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003467 diminishing effect Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 229940074869 marquis Drugs 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- VBUNOIXRZNJNAD-UHFFFAOYSA-N ponazuril Chemical compound CC1=CC(N2C(N(C)C(=O)NC2=O)=O)=CC=C1OC1=CC=C(S(=O)(=O)C(F)(F)F)C=C1 VBUNOIXRZNJNAD-UHFFFAOYSA-N 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 102220232617 rs1085307576 Human genes 0.000 description 1
Classifications
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
- F16F1/04—Wound springs
- F16F1/10—Spiral springs with turns lying substantially in plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/10—Bending specially adapted to produce specific articles, e.g. leaf springs
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rotary Pumps (AREA)
Abstract
The invention discloses a kind of outer ring contact-type flat spiral spring with locking mechanism and its processing method, wherein, contact-type flat spiral spring includes scroll spring body, claw, slotted hole, crotch；On the outer ring of the contact-type flat spiral spring, the slotted hole is in the centre of the claw and the outer hook for the claw and the slotted hole；The outside dimension that the distance between the claw and the slotted hole need according to the contact-type flat spiral spring determines.The bending angle that the crotch is divided into described outer ring one end of the contact-type flat spiral spring be the outer hook of 180 degree, the contact-type flat spiral spring inner ring one end bending angle be 90 degree interior hook.The contact-type flat spiral spring that the spring of the present invention is more traditional reduces production cost；The uniformity of the external diameter of contact-type flat spiral spring is improved, reduces the percent defective and ratio of defects of product；Decrease the potential safety hazard to be popped in follow-up assembling process simultaneously.
Description
Technical field
The present invention relates to the spring art of steel band class, more particularly to the contact plane scroll that a kind of outer ring is with locking mechanism
Spring and its processing method.
Background technology
The contact-type flat spiral spring of steel band class has extremely in automobile industry, household electric appliances with universal machine industry
Be widely applied, traditional contact-type flat spiral spring be by the spring steel band of script linear state or will pass through preceding road it is pre-
The steel band of winding, according to defined opposite direction, contact-type flat spiral spring can be fixed on iron wire loop 4 (as schemed by being wound to
1) or in plastic ring 5 (such as Fig. 2), finally it is assembled in corresponding housing and is used.
It is main in the when marquis of actual use, the effect of the iron wire loop or plastic ring of fixed contact-type flat spiral spring
It is embodied in contact-type flat spiral spring and is transported intermediate links, in follow-up assembling process, contact-type flat spiral spring
After being taken out out of corresponding fixed iron wire loop or plastic ring and it is assembled in corresponding cavity.
But the elastic potential energy that the contact-type flat spiral spring in respective housings stores part all the time is assembled to, cause
The assembling process of contact-type flat spiral spring is irreversible, once contact-type flat spiral spring is assembled to corresponding housing
Interior, it is difficult intactly to be taken out to assemble again.And in this operating process, contact-type flat spiral spring, which has, to eject and hinders
The risk of evil operating personnel.Generally speaking, the contact-type flat spiral spring of traditional steel band class has the disadvantage that：
1st, potential safety hazard
When contact-type flat spiral spring is installed in corresponding housing, it is necessary first to by contact plane scroll bullet
Spring takes out from corresponding iron wire loop or plastic ring, because contact-type flat spiral spring is assembled in iron wire loop or plastics
Significant component of elastic potential energy is stored when in circle, contact-type flat spiral spring is after being removed, to being assembled into housing
There is very big ejection risk this period, may result in the injury of operating personnel.
2nd, contact-type flat spiral spring homogeneity of product
Iron wire loop or plastic ring belong to disposable packaging material, from the consideration in cost, for iron wire loop
Or the precision of plastic ring processing is relatively low, the application condition of its internal diameter is big.This error causes contact-type flat spiral spring
The revolution number of turns required for during being rewound to iron wire loop or plastic ring differs greatly, and causes contact plane scroll bullet
Spring homogeneity of product can not be guaranteed completely.
3rd, the Discerptibility after contact-type flat spiral spring is assembled
The contact-type flat spiral spring being assembled in iron wire loop or plastic ring, once it is removed and is assembled to correspondingly
Product shell in, because contact-type flat spiral spring internal reservoir has certain elastic potential energy, cause contact plane whirlpool
Coil spring can not be directly taken out after being assembled, and the contact-type flat spiral spring taken out by certain way can not recover to filling
With state before, while at a relatively high security risk during taking-up be present, spring ejects out of housing, can cause to operate
The injury of personnel.
Therefore, for above-described three shortcomings, it is a kind of with locking mechanism that those skilled in the art is directed to exploitation
Contact-type flat spiral spring.The repeatability dismounted in the high uniformity and the follow-up assembling process of spring of product is realized, with
And potential safety hazard of the elimination in installation process and in follow-up repeated disassembly process.
The content of the invention
In view of the drawbacks described above of prior art, the technical problems to be solved by the invention are how to realize contact plane
The repeatability dismounting of scroll spring product, avoids the potential safety hazard in repeated disassembly process, is not increasing manufacturing cost
In the case of, the uniformity of guarantee contact-type flat spiral spring product.
To achieve the above object, the invention provides a kind of outer ring contact-type flat spiral spring with locking mechanism, bag
Scroll spring body, claw, slotted hole and crotch are included, the claw and the slotted hole are in the contact-type flat spiral spring
Outer ring on, the slotted hole is in the centre of the claw and the outer hook；Between the claw and the slotted hole away from
Determined from the outside dimension needed according to the contact-type flat spiral spring.
Further, the crotch is divided into internal and external hook.
Further, the outer hook is that the bending angle of described outer ring one end of the scroll spring body is 180 degree
The crotch.
Further, the interior hook is that the bending angle of inner ring one end of the scroll spring body is 90 degree described curved
Hook.
Further, the peace that the distance of the slotted hole and the outer hook needs according to the contact-type flat spiral spring
Size is filled to determine.
Further, the material of the scroll spring body is carbon steel steel band or stainless steel belt.
Further, the torsion that the thickness of the scroll spring body needs to reach according to the contact-type flat spiral spring
Square determines.
Present invention also offers a kind of processing method of outer ring contact-type flat spiral spring with locking mechanism, including with
Lower step：
During initial pre-wound, the technique of increase punching press and bending and molding, in the contact plane scroll
Spring is completed to complete the claw and institute on the outer ring of the contact-type flat spiral spring while pre-wound
State the shaping of slotted hole；
In opposite direction winding process, the contact-type flat spiral spring of winding is during reset is turned round, institute
Stating claw can be caught in the slotted hole automatically, and the outer ring steel band of the contact-type flat spiral spring constitutes an envelope
The ring closed.
Further, the pre-wound is the straight steel coil strip by script entire volume around to diameter set in advance and according to pre-
The steel band that the length first set is completed to winding is cut.
Further, it is characterised in that the technique of the punching press and bending and molding be to straight steel coil strip around cutting
Meanwhile complete bending angle 180 degree 90 degree of the outer hook and bending angle the interior hook, while by the slotted hole with
The claw is stamping in the lump.
Compared with immediate prior art, the present invention has beneficial technique effect：
1st, production cost is reduced
This targetedly improves the iron wire loop or plastic ring eliminated needed for fixed contact-type flat spiral spring, drop
The low consumption of corresponding material, reduce the cost of production.
2nd, the external diameter uniformity of contact-type flat spiral spring is improved, reduces the percent defective and ratio of defects of product
For the contact-type flat spiral spring of steel band class, its outside dimension is very crucial, is locked in new spring outer ring
Only with the help of structure, using the spring needle of new construction, to internal diameter size, this qualification rate can reach 100%, while connect
Corresponding percent defective can be controlled in touch plane scroll spring production process it is very low, reduce indirectly production into
This.
3rd, the potential safety hazard in follow-up assembling process is reduced
, it is necessary to manually be operated during follow-up contact-type flat spiral spring is assembled to corresponding housing, and
In assembling process after the iron wire loop or plastic ring of fixed contact-type flat spiral spring are removed, contact plane scroll bullet
Spring has the risk that camber of spring and ejection can occur for certain probability, the contact plane scroll bullet with spring outer ring locking structure
Spring can effectively avoid the risk of camber of spring and ejection, and related potential safety hazard can be completely avoided by, also, newly
The contact-type flat spiral spring of structure can very safely repeatability dismounts, and avoids to a certain extent due to follow-up assembling
Mistake and caused by cost allowance.
Design, concrete structure and the caused technique effect of the present invention are described further below with reference to accompanying drawing, with
It is fully understood from the purpose of the present invention, feature and effect.
Brief description of the drawings
Fig. 1 is the contact-type flat spiral spring schematic diagram for loading iron wire loop in the prior art；
Fig. 2 is the contact-type flat spiral spring schematic diagram for loading plastic ring in the prior art；
Fig. 3 is the signal of the outer ring of the preferred embodiment of present invention contact-type flat spiral spring with locking mechanism
Figure；
Fig. 4 is the claw and slotted hole schematic diagram that the lockable mechanism of the preferred embodiment of the present invention includes；
Fig. 5 is that the outer ring of the preferred embodiment of present invention contact-type flat spiral spring with locking mechanism is opened up completely
Open schematic diagram；
Fig. 6 is the claw of the preferred embodiment of the present invention and oval pitch of holes schematic diagram.
Embodiment
Multiple preferred embodiments of the present invention are introduced below with reference to Figure of description, make its technology contents more clear and just
In understanding.The present invention can be emerged from by many various forms of embodiments, and protection scope of the present invention not only limits
The embodiment that Yu Wenzhong is mentioned.
A kind of outer ring contact-type flat spiral spring with locking mechanism is (as shown in Figure 3) to include contact plane scroll bullet
Spring 6, claw 2, slotted hole 3, outer hook 7, interior hook 1.Claw 2 and slotted hole 3 are on the outer ring of spring, as shown in figure 5, slotted hole 3
Centre in claw 2 and outer hook 7.The distance between claw 2 and slotted hole 3 need to reach according to institute's contact-type flat spiral spring
To outside dimension determine.Slotted hole 3 close to one end of outer hook and outer hook 7 close to one end of slotted hole distance according to
The installation dimension that contact-type flat spiral spring needs determines；Outer hook 7 is the crotch that outer ring one end bending angle is 180 degree, is connect
There is interior hook 1 touch plane scroll spring inner ring one end, and interior hook 1 is the crotch that inner ring one end bending angle is 90 degree.The material of spring
Matter is high intensity carbon steel steel band or high-strength stainless steel steel band, carbon steel model include C56E, 56Mn4,70Si2CrA, 65Mn,
T8A, 1095, C67S, T8 and T10；Stainless steel pattern number include 1Cr18Mn8Ni5N, 1Cr17Mn6Ni5N, 1Cr18Ni9,
0Cr18Ni9, Y1Cr18Ni9,1Cr13,2Cr13 and 3Cr13.The inner ring of scroll spring body is three layers of diminishing spiral
Structure, innermost layer spring body form a semicircle with interior hook 1.The outer ring of scroll spring body is the close concentric circles knot of multilayer
Structure, outermost layer spring body are connected with outer hook 7.The torsion that the thickness of spring needs to reach according to the contact-type flat spiral spring
Square determines.
A kind of processing method of outer ring contact-type flat spiral spring with locking mechanism, is concretely comprised the following steps：
1) during initial pre-wound, the technique of increase punching press and bending and molding, pre-wound is completed in spring
The shaping of the claw 2 and slotted hole 3 of outmost turns is completed simultaneously.
Wherein, pre-wound mainly by the straight steel coil strip of script entire volume around to diameter set in advance and according to setting in advance
The steel band that fixed length is completed to winding is cut；The technique of punching press and bending and molding mainly to straight steel coil strip around point
The outer hook 7 of bending angle 180 degree and 90 degree of bending angle interior hook 1 are completed while cutting, while by slotted hole 3 and claw 2 in the lump
It is stamping to come out.
2) in opposite direction winding process, the contact-type flat spiral spring of winding is when reset is turned round, such as Fig. 4 institutes
Show, claw 2 can be caught in slotted hole 3 automatically, and the outmost turns steel band of contact-type flat spiral spring forms the circle of a closing
Shape circle.As shown in fig. 6, the external diameter of contact-type flat spiral spring by between the claw 2 and slotted hole 3 of mold design away from
From controlling.
Preferred embodiment of the invention described in detail above.It should be appreciated that the ordinary skill of this area is without wound
The property made work can makes many modifications and variations according to the design of the present invention.Therefore, all technician in the art
Pass through the available technology of logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea
Scheme, all should be in the protection domain being defined in the patent claims.
Claims (10)
1. a kind of outer ring contact-type flat spiral spring with locking mechanism, it is characterised in that including scroll spring body, card
Pawl, slotted hole and crotch, the claw and the slotted hole are described oval on the outer ring of the contact-type flat spiral spring
Hole is in the centre of the claw and the outer hook；The distance between the claw and the slotted hole are put down according to the contact
The outside dimension that face scroll spring needs determines.
2. outer ring as claimed in claim 1 contact-type flat spiral spring with locking mechanism, it is characterised in that the crotch
It is divided into internal and external hook.
3. outer ring as claimed in claim 2 contact-type flat spiral spring with locking mechanism, it is characterised in that the outer hook
Bending angle for described outer ring one end of the scroll spring body is the crotch of 180 degree.
4. outer ring as claimed in claim 2 contact-type flat spiral spring with locking mechanism, it is characterised in that the interior hook
The crotch that bending angle for inner ring one end of the scroll spring body is 90 degree.
5. outer ring as claimed in claim 1 or 2 contact-type flat spiral spring with locking mechanism, it is characterised in that described
The installation dimension that the distance of slotted hole and the outer hook needs according to the contact-type flat spiral spring determines.
6. outer ring as claimed in claim 1 contact-type flat spiral spring with locking mechanism, it is characterised in that the scrollwork
The material of spring body is carbon steel steel band or stainless steel belt.
7. outer ring as claimed in claim 1 contact-type flat spiral spring with locking mechanism, it is characterised in that the scrollwork
The moment of torsion that the thickness of spring body needs to reach according to the contact-type flat spiral spring determines.
8. the processing method of a kind of outer ring contact-type flat spiral spring with locking mechanism, it is characterised in that including following step
Suddenly：
During initial pre-wound, the technique of increase punching press and bending and molding, in the contact-type flat spiral spring
Complete to complete the claw and the length on the outer ring of the contact-type flat spiral spring while pre-wound
The shaping of circular hole；
In opposite direction winding process, the contact-type flat spiral spring of winding is during reset is turned round, the card
Pawl can be caught in the slotted hole automatically, and the outer ring steel band of the contact-type flat spiral spring constitutes closing
Ring.
9. the processing method of outer ring as claimed in claim 8 contact-type flat spiral spring with locking mechanism, its feature exist
In the pre-wound is around to diameter set in advance and according to length pair set in advance by the straight steel coil strip of script entire volume
The steel band that winding is completed is cut.
10. the processing method of outer ring as claimed in claim 8 contact-type flat spiral spring with locking mechanism, its feature exist
In the technique of the punching press and bending and molding is that the institute of bending angle 180 degree is completed while to straight steel coil strip around cutting
The interior hook of outer 90 degree of hook and bending angle is stated, at the same the slotted hole and the claw is stamping in the lump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710964614.5A CN107654548A (en) | 2017-10-17 | 2017-10-17 | A kind of outer ring contact-type flat spiral spring with locking mechanism and its processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710964614.5A CN107654548A (en) | 2017-10-17 | 2017-10-17 | A kind of outer ring contact-type flat spiral spring with locking mechanism and its processing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107654548A true CN107654548A (en) | 2018-02-02 |
Family
ID=61118543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710964614.5A Pending CN107654548A (en) | 2017-10-17 | 2017-10-17 | A kind of outer ring contact-type flat spiral spring with locking mechanism and its processing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107654548A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108799379A (en) * | 2018-06-13 | 2018-11-13 | 苏州云联车控信息科技有限公司 | A kind of wind spring |
| CN110280693A (en) * | 2019-07-23 | 2019-09-27 | 东莞市杜氏诚发精密弹簧有限公司 | A kind of wind spring processing unit |
| CN111957781A (en) * | 2020-08-03 | 2020-11-20 | 杭涛 | Linear plate vortex precision bending equipment |
| CN113231573A (en) * | 2021-07-13 | 2021-08-10 | 烟台海上航天科技有限公司 | Titanium alloy high-precision volute spring winding forming structure applied to satellite solar wing |
| CN117308801A (en) * | 2023-11-29 | 2023-12-29 | 克恩-里伯斯(太仓)有限公司 | Method for detecting minimum clearance of scroll spring |
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| JPH0788584A (en) * | 1993-09-25 | 1995-04-04 | Toyo Fine Kk | Production of spiral spring |
| CN2287685Y (en) * | 1997-04-22 | 1998-08-12 | 梁世良 | Spring fixing button |
| JP2004076848A (en) * | 2002-08-16 | 2004-03-11 | Tamagawa Seiki Co Ltd | Spiral spring fixing structure |
| CN101440851A (en) * | 2008-07-21 | 2009-05-27 | 克恩-里伯斯(太仓)有限公司 | Plane scroll spring |
| CN201760542U (en) * | 2010-09-07 | 2011-03-16 | 上海中国弹簧制造有限公司 | Contact-type flat spiral spring forming machine |
| CN102141103A (en) * | 2008-07-21 | 2011-08-03 | 克恩-里伯斯(太仓)有限公司 | Flat spiral spring |
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| CN205244222U (en) * | 2015-11-13 | 2016-05-18 | 英科控股有限公司 | Improved type plane spiral spring |
| CN205519402U (en) * | 2016-04-12 | 2016-08-31 | 东莞侨鼎弹簧机械有限公司 | Spiral spring former |
| CN207634578U (en) * | 2017-10-17 | 2018-07-20 | 克恩-里伯斯(太仓)有限公司 | A kind of contact-type flat spiral spring that outer ring is with locking mechanism |
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2017
- 2017-10-17 CN CN201710964614.5A patent/CN107654548A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0788584A (en) * | 1993-09-25 | 1995-04-04 | Toyo Fine Kk | Production of spiral spring |
| CN2287685Y (en) * | 1997-04-22 | 1998-08-12 | 梁世良 | Spring fixing button |
| JP2004076848A (en) * | 2002-08-16 | 2004-03-11 | Tamagawa Seiki Co Ltd | Spiral spring fixing structure |
| CN101440851A (en) * | 2008-07-21 | 2009-05-27 | 克恩-里伯斯(太仓)有限公司 | Plane scroll spring |
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| CN207634578U (en) * | 2017-10-17 | 2018-07-20 | 克恩-里伯斯(太仓)有限公司 | A kind of contact-type flat spiral spring that outer ring is with locking mechanism |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108799379A (en) * | 2018-06-13 | 2018-11-13 | 苏州云联车控信息科技有限公司 | A kind of wind spring |
| CN110280693A (en) * | 2019-07-23 | 2019-09-27 | 东莞市杜氏诚发精密弹簧有限公司 | A kind of wind spring processing unit |
| CN111957781A (en) * | 2020-08-03 | 2020-11-20 | 杭涛 | Linear plate vortex precision bending equipment |
| CN113231573A (en) * | 2021-07-13 | 2021-08-10 | 烟台海上航天科技有限公司 | Titanium alloy high-precision volute spring winding forming structure applied to satellite solar wing |
| CN117308801A (en) * | 2023-11-29 | 2023-12-29 | 克恩-里伯斯(太仓)有限公司 | Method for detecting minimum clearance of scroll spring |
| CN117308801B (en) * | 2023-11-29 | 2024-02-13 | 克恩-里伯斯(太仓)有限公司 | Method for detecting minimum clearance of scroll spring |
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Application publication date: 20180202 |