CN106077364A - A kind of extraordinary duplex torsion spring manufacture method and mould - Google Patents
A kind of extraordinary duplex torsion spring manufacture method and mould Download PDFInfo
- Publication number
- CN106077364A CN106077364A CN201610444707.0A CN201610444707A CN106077364A CN 106077364 A CN106077364 A CN 106077364A CN 201610444707 A CN201610444707 A CN 201610444707A CN 106077364 A CN106077364 A CN 106077364A
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- China
- Prior art keywords
- torsion spring
- duplex torsion
- duplex
- coiling
- extraordinary
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F3/00—Coiling wire into particular forms
- B21F3/02—Coiling wire into particular forms helically
- B21F3/04—Coiling wire into particular forms helically externally on a mandrel or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F3/00—Coiling wire into particular forms
- B21F3/12—Coiling wire into particular forms of interconnected helical springs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Springs (AREA)
- Wire Processing (AREA)
Abstract
The invention discloses a kind of extraordinary duplex torsion spring manufacture method and mould, the method comprises the following steps: S1, be arranged on lathe by coiling plug, around the sidespin end making duplex torsion spring；S2, described coiling plug is arranged on bending die, the middle journal stirrup of described duplex torsion spring is carried out profiling coiling；S3, carry out the coiling of described another sidespin end of duplex torsion spring.The molding mode of duplex torsion spring of the present invention is one-shot forming, eliminates welding sequence, has saved cost simultaneously, improve the service life of duplex torsion spring, and, the design of mould introduces contoured design, not only improve the production efficiency of duplex torsion spring, and improve the machining accuracy of duplex torsion spring.
Description
Technical field
The present invention relates to torsion spring processing technique field, particularly relate to a kind of extraordinary duplex torsion spring manufacture method and mould.
Background technology
At present, with engine lathe produce duplex torsion spring processing method be the most respectively with coiling plug process left-handed torsion spring bullet
Spring and dextrorotation torsionspring, be connected as a duplex torsion spring the most again by the way of welding by left and right torsion spring.
There is following problem in current this processing method: (1) waste of raw materials is many, and welding difficulty is big.Owing to being point
Open that coiling is left-handed and dextrorotation, manufacturing process can be stayed ruthless many clouts, simultaneously as the many spring steel of alloying element content in weldering
Termination process is easily formed be mingled with, the defect such as crackle.(2) spring performance reduces.After welding, the tensile strength of part material is less than
The tensile strength of mother metal, reduces the mechanical performance of spring.(3) working (machining) efficiency is low.The manufacturing procedure of spring is many, the process-cycle
Long.(4) machining accuracy is low.Owing to left-handed spring and dextrorotation spring are independent coilings, therefore its external diameter and stress there are differences,
Cause the coaxiality error between the left-right rotary of same spring big.Weld Assurance of Size ability simultaneously, often lead to two
Spacing tolerance between angle cannot ensure drawing requirement.
Summary of the invention
The present invention mainly solves the technical problem in the presence of prior art, thus provides a kind of saving raw material, adds
Work operation is few, the cycle is short and crudy is stable extraordinary duplex torsion spring manufacture method and mould.
The above-mentioned technical problem of the present invention is mainly addressed by following technical proposals:
The extraordinary duplex torsion spring manufacture method that the present invention provides, it comprises the following steps:
S1, coiling plug is arranged on lathe, around the sidespin end making duplex torsion spring；
S2, described coiling plug is arranged on bending die, the middle journal stirrup of described duplex torsion spring is carried out profiling coiling；
S3, carry out the coiling of described another sidespin end of duplex torsion spring.
Further, further comprise the steps of: after described step S3
S4, described duplex torsion spring is carried out stress relaxation；
S5, to the number of active coils of described duplex torsion spring and the making of journal stirrup, repair each shelves chi of described duplex torsion spring simultaneously
Very little；
S6, the described duplex torsion spring trimmed is identified.
Further, further comprise the steps of: after described step S2
S21, another sidespin end limited block of described duplex torsion spring carry out the fixing of described journal stirrup side.
The present invention also announces a kind of extraordinary duplex torsion spring and manufactures mould, including bending die and coiling plug, described bending die
Including bending die body and journal stirrup type block, described journal stirrup type block is fixed on the middle position of described bending die body, described curved
Being provided with a groove bottom bent mould body, described coiling plug is arranged in described groove.
Further, described coiling plug and the described detachable connection of bending die body.
Further, described bending die body being additionally provided with limited block, described limited block is positioned at the one of described journal stirrup type block
Side.
The beneficial effects of the present invention is: the molding mode of duplex torsion spring is one-shot forming, eliminates welding sequence, simultaneously
Save cost, improve the service life of duplex torsion spring, and, the design of mould introduces contoured design, not only carries
The production efficiency of high duplex torsion spring, and improve the machining accuracy of duplex torsion spring.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is the method flow diagram of the extraordinary duplex torsion spring manufacture method of the present invention；
Fig. 2 is the front view of the extraordinary duplex torsion spring manufacture mould of the present invention；
Fig. 3 is the left view of the extraordinary duplex torsion spring manufacture mould of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings the preferred embodiments of the present invention are described in detail, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, thus protection scope of the present invention is made apparent clear and definite defining.
Refering to shown in Fig. 1, the extraordinary duplex torsion spring manufacture method of the present invention, it comprises the following steps:
S1, coiling plug 1 is arranged on lathe 2, around making a sidespin end of duplex torsion spring, the raw steel in the present invention
Filament diameter, from 0.5mm to 3.5mm, so can ensure that under the elastic force premise of duplex torsion spring, reduces the coiling difficulty of duplex torsion spring.
S2, coiling plug 1 is arranged on bending die 3, the middle journal stirrup 4 of duplex torsion spring is carried out profiling coiling
S3, carry out the coiling of another sidespin end of duplex torsion spring.
The molding mode of the duplex torsion spring of the present invention is one-shot forming, eliminates welding sequence, has saved cost simultaneously, has carried
The high service life of duplex torsion spring, and, the design of mould introduces contoured design, not only improves the life of duplex torsion spring
Produce efficiency, and improve the machining accuracy of duplex torsion spring.
Specifically, further comprise the steps of: after step S3
S4, duplex torsion spring is carried out stress relaxation；Prevent stress from concentrating, cause the mechanical properties decrease of duplex torsion spring,
S5, to the number of active coils of duplex torsion spring and the making of journal stirrup, repair each shelves size of duplex torsion spring simultaneously；
S6, the duplex torsion spring trimmed is identified, facilitates follow-up management and classification.
It is also preferred that the left further comprise the steps of: after step S2
S21, another sidespin end limited block 5 of duplex torsion spring carry out the fixing of journal stirrup 4 side.Wherein, limited block 5 is permissible
For screw, bar shaped block etc., by arrange limited block 5 make another sidespin end of duplex torsion spring in winding process, middle journal stirrup 4
Deformation will not be pullled.
Refering to shown in Fig. 2-3, a kind of extraordinary duplex torsion spring manufactures mould and includes bending die 4 and coiling plug 1, bending die 4
Including bending die body 41 and journal stirrup type block 42, journal stirrup type block 42 is fixed on the middle position of bending die body 41, bending die
Being provided with a groove 43 bottom body 41, coiling plug 1 is arranged in groove 43.In the present embodiment, when coiling plug 1 is arranged on recessed
Time in groove 43, also having a gap between coiling plug 1 and groove 43, the size in this gap is more than the raw materials used steel of duplex torsion spring
The diameter of silk.So can guarantee that and successfully another sidespin end of duplex torsion spring is carried out coiling.
It is also preferred that the left bending die body 41 and journal stirrup type block 42 can use integral type processing mode machine-shaping, it processes work
Sequence is few, low cost.And the coiling of duplex torsion spring for convenience, coiling plug 1 and the detachable connection of bending die body 41.
It is also preferred that the left be additionally provided with limited block 5 on bending die body 41, limited block 5 is positioned at the side of journal stirrup type block 42.By limit
The position-limiting action of position block 5, can improve duplex torsion spring to carry out spacing around making side duplex torsion spring on opposing connection coremaking rod 1
The coiling precision of opposite side.
Above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited thereto, any without
Cross change or replacement that creative work is expected, all should contain within protection scope of the present invention.Therefore, the protection of the present invention
Scope should be as the criterion with the protection domain that claims are limited.
Claims (6)
1. an extraordinary duplex torsion spring manufacture method, it is characterised in that comprise the following steps:
S1, coiling plug is arranged on lathe, around the sidespin end making duplex torsion spring；
S2, described coiling plug is arranged on bending die, the middle journal stirrup of described duplex torsion spring is carried out profiling coiling；
S3, carry out the coiling of described another sidespin end of duplex torsion spring.
2. extraordinary duplex torsion spring manufacture method as claimed in claim 1, it is characterised in that also include step after described step S3
Rapid:
S4, described duplex torsion spring is carried out stress relaxation；
S5, to the number of active coils of described duplex torsion spring and the making of journal stirrup, repair each shelves size of described duplex torsion spring simultaneously；
S6, the described duplex torsion spring trimmed is identified.
3. extraordinary duplex torsion spring manufacture method as claimed in claim 1 or 2, it is characterised in that also wrap after described step S2
Include step:
S21, another sidespin end limited block 5 of described duplex torsion spring carry out the fixing of described journal stirrup side.
4. an extraordinary duplex torsion spring manufactures mould, it is characterised in that including bending die and coiling plug, described bending die includes
Bending die body and journal stirrup type block, described journal stirrup type block is fixed on the middle position of described bending die body, described bending die
Body bottom portion is provided with a groove, and described coiling plug is arranged in described groove.
5. extraordinary duplex torsion spring as claimed in claim 4 manufactures mould, it is characterised in that described coiling plug and described bending
The detachable connection of mould body.
6. extraordinary duplex torsion spring as claimed in claim 5 manufactures mould, it is characterised in that be additionally provided with on described bending die body
Limited block, described limited block is positioned at the side of described journal stirrup type block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610444707.0A CN106077364B (en) | 2016-06-20 | 2016-06-20 | A kind of extraordinary duplex torsion spring manufacture method and mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610444707.0A CN106077364B (en) | 2016-06-20 | 2016-06-20 | A kind of extraordinary duplex torsion spring manufacture method and mould |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106077364A true CN106077364A (en) | 2016-11-09 |
| CN106077364B CN106077364B (en) | 2017-10-24 |
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ID=57238284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610444707.0A Active CN106077364B (en) | 2016-06-20 | 2016-06-20 | A kind of extraordinary duplex torsion spring manufacture method and mould |
Country Status (1)
| Country | Link |
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| CN (1) | CN106077364B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114951504A (en) * | 2022-05-10 | 2022-08-30 | 北京天创凯睿科技有限公司 | Manual torsion spring winding device and using method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55112143A (en) * | 1979-02-20 | 1980-08-29 | Ohashi Shoji Kk | Core metal for manufacture of double torsion type torsional coil spring |
| JPS5976635A (en) * | 1982-10-26 | 1984-05-01 | Itaya Seisakusho:Kk | Production of double coiled torsion spring and production device thereof |
| RU1835331C (en) * | 1990-08-08 | 1993-08-23 | Научно-производственное объединение "Машиностроительный завод им.М.И.Калинина" | Facility to coil rotating springs with opposite loops |
| CN2723074Y (en) * | 2004-08-31 | 2005-09-07 | 江南机器（集团）有限公司 | Parallel double torsional spring winder |
| CN2757967Y (en) * | 2004-12-30 | 2006-02-15 | 黄礼春 | Coiling mould of conjoined tension spring |
| CN102009109A (en) * | 2009-09-08 | 2011-04-13 | 上海航天设备制造总厂 | Manufacturing method of large torsion spring |
| CN102350470A (en) * | 2011-10-09 | 2012-02-15 | 山东华腾环保科技有限公司 | Coiling machine for double-torsion spring |
| CN103331394A (en) * | 2013-06-05 | 2013-10-02 | 苏州天惠精密机械科技有限公司 | Bilateral synchronous cored winding mechanism for double torsional spring |
-
2016
- 2016-06-20 CN CN201610444707.0A patent/CN106077364B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55112143A (en) * | 1979-02-20 | 1980-08-29 | Ohashi Shoji Kk | Core metal for manufacture of double torsion type torsional coil spring |
| JPS5976635A (en) * | 1982-10-26 | 1984-05-01 | Itaya Seisakusho:Kk | Production of double coiled torsion spring and production device thereof |
| RU1835331C (en) * | 1990-08-08 | 1993-08-23 | Научно-производственное объединение "Машиностроительный завод им.М.И.Калинина" | Facility to coil rotating springs with opposite loops |
| CN2723074Y (en) * | 2004-08-31 | 2005-09-07 | 江南机器（集团）有限公司 | Parallel double torsional spring winder |
| CN2757967Y (en) * | 2004-12-30 | 2006-02-15 | 黄礼春 | Coiling mould of conjoined tension spring |
| CN102009109A (en) * | 2009-09-08 | 2011-04-13 | 上海航天设备制造总厂 | Manufacturing method of large torsion spring |
| CN102350470A (en) * | 2011-10-09 | 2012-02-15 | 山东华腾环保科技有限公司 | Coiling machine for double-torsion spring |
| CN103331394A (en) * | 2013-06-05 | 2013-10-02 | 苏州天惠精密机械科技有限公司 | Bilateral synchronous cored winding mechanism for double torsional spring |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114951504A (en) * | 2022-05-10 | 2022-08-30 | 北京天创凯睿科技有限公司 | Manual torsion spring winding device and using method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106077364B (en) | 2017-10-24 |
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