CN202555729U - Forming tool clamp of arc-shaped spring - Google Patents
Forming tool clamp of arc-shaped spring Download PDFInfo
- Publication number
- CN202555729U CN202555729U CN2012201538770U CN201220153877U CN202555729U CN 202555729 U CN202555729 U CN 202555729U CN 2012201538770 U CN2012201538770 U CN 2012201538770U CN 201220153877 U CN201220153877 U CN 201220153877U CN 202555729 U CN202555729 U CN 202555729U
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- spring
- central spindle
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Abstract
The utility model relates to a spring manufacturing device, in particular to a thermal forming device of a spring with an arch-shaped central line. The thermal forming device of the arc-shaped spring comprises a central rod, wherein two spring core shafts are arranged on the central rod, each spring core shaft inclines towards the free end of the central rod close to the spring core shaft to form an orientation angle, the two spring core shafts are arranged on different surfaces, and the different surface angle formed by the central lines of the two spring core shafts is a closed angle. The thermal forming device of the arc-shaped spring is simple, convenient, easy to operate, and high in efficiency, and enables a cylindrical spring to be formed into the arc-shaped spring in a one-shot mode by matching with a certain heat treatment process; and the problem of low efficiency due to the fact that in the prior art an arc-shaped spring is formed through one-by-one pitch opening of single-side pitches of the spring is resolved.
Description
Technical field
The utility model relates to a kind of making apparatus of spring, and relating in particular to a kind of center line is the thermoforming frock of arc spring.
Background technology
Spring very general in present application, all trades and professions adopt the varying strength rigidity and the spring in service life according to different purposes.The widespread usage of spring; Make the structure of spring present variation; Wherein use a kind of arc spring in a large number in the automobile double mass flywheel, because there are bigger difference in arc spring and cylindrical helical spring processing technology, so on manufacturing and processing equipment, also be very different.In present patent document, the equipment that disclosed spring is shaped has Chinese patent: it comprises wire agency, cutter mechanism, outside diameter control mechanism and propeller pitch control system " a kind of spring forming machine (CN2832350Y) "; Adopt a cam to control two control lever A and B; Through the curve of appropriate design cam, just can make two wire gauge saddle C, D folding according to certain rules under the control of control lever A, B, thereby realize control the spring external diameter; Cams mounted axle is to be driven by servo motor; Through computer program control servo motor, in computer, import relevant parameters, just can accurately produce the spring of corresponding size." a kind of spring forming machine (CN201880832U) "; Comprise a frame; Frame is provided with the rotating shaft that is driven by actuating unit, and clamping has the plug that can rotate with rotating shaft in the rotating shaft, and rotating shaft is provided with the bayonet socket that is used for fixing the spring wire end; Be arranged with the guide post that spring wire is led on the plug, and when the end of spring wire is fixed in the bayonet socket, drive under the effect that plug rotates described spring wire and can pass guide post and be wound on the plug at actuating unit." full-automatic flat spring make-up machine (CN201205588Y) "; Comprise feed mechanism, high-frequency device, crotch winding mechanism, cut off die mechanism, inductor and switch board, the crotch winding mechanism comprises servomotor, idler gear, spool, flexible cylinder and connector, the gear of the servomotor output axle head on the frame through idler gear with link to each other because of the gear that is contained on the spool; Spool is supported in the axis hole of frame; Flexible cylinder is installed on the frame, and its telescopic shaft axle head is fixedly connected with connector, and an end of spool is contained in the axis hole of connector; The other end and mandrel are because of being contained in the sleeve, and the axial end of mandrel has the groove that can insert latch plate; Cut off die mechanism and comprise hydraulic cylinder, upper trimming die, following punch die, when the punch stroke of upper trimming die and following punch die arrived the final position, the gap between it promptly was the shape of the outer crotch of formed spring.But above-mentioned patent document all is that coil spring is processed, and is inapplicable for arc spring.
Summary of the invention
The utility model provide a kind of easy, easy to operate, efficient is high, cooperates specific Technology for Heating Processing, can the disposable moulding frock clamp that helical spring is fixed to the arc spring of arc spring; Solved in the prior art and need form arc spring through the one-sided pitch of spring being opened one by one distance, thus the not high problem of efficient.
The utility model also provides a kind of simultaneously can realize the different radians of processing, the moulding frock clamp of the arc spring of convenient adjustment; Solve the arc spring that can only process same specification that exists in the prior art, the technical problem that suitability is bad.
The above-mentioned technical problem of the utility model solves through following technical proposals: the moulding frock clamp of arc spring; It is characterized in that: comprise a center-pole; On center-pole, be provided with two central spindle of the spring; Two central spindle of the spring to separately near the free end biasing of center-pole form orientation angle, described two central spindle of the spring antarafacials arrange that the antarafacial angle that the center line of two central spindle of the spring forms is an acute angle.Be socketed in the bending that realizes spring on two central spindle of the spring at center-pole two ends respectively through the two ends with columniform spring to be processed, the thermal formation apparatus that spring will be housed is again put into tempering furnace and is heat-treated, thereby realizes the moulding process of arc spring.
Center-pole wherein is not necessarily a pole, also can be a special-shaped bar, if guarantee two central spindle of the spring antarafacials just arrange can, can also be certainly two poles splice or the like.Center-pole is divided into three sections by two central spindle of the spring; The central spindle of the spring on the left side is biased to acute angle for one section to the center-pole left side; The central spindle of the spring of back is biased to acute angle to a section of center-pole the right; Orientation angle is exactly above-mentioned acute angle, and two central spindle of the spring are down " eight " font in the projection of the shaft section of center-pole, so conveniently the two ends of spring is fixed.The external diameter of spring can shrink torsional deformation when the spring thermoforming, spring can be along rotation direction side warpage, if the central spindle of the spring at flexural spring two ends is arranged in the same plane; Make crooked spring be positioned at same plane; That is through the arc spring after the thermoforming, though possessed radian, the spring external diameter can shrink during because of thermoforming; The arc spring two ends of feasible process like this moulding are not finally in a plane; Therefore the spring thermal formation apparatus need carry out anti-twist recurvation folding in advance to spring, thereby need let two central spindle of the spring antarafacials arrange, makes spring be positioned at same plane through the cooled arc spring of Overheating Treatment.The spring thermal finalization apparatus structure of the utility model is simple, and operation convenience very only need be socketed in the two ends of spring on the central spindle of the spring, puts into tempering furnace and just can realize thermoforming, and shaped device is simple, and is easy to operate.
A kind of preferred as wherein, described central spindle of the spring is welded on the outer surface of center-pole.Certainly central spindle of the spring also can be fixed on central spindle of the spring on the center-pole through riveted joint or other known connection fixed forms.Welding Structure is stable, and is easy to operate.
Preferred as another kind, on described center-pole, be socketed with two positioning sleeves, described central spindle of the spring links to each other with center-pole through positioning sleeve.Transition through positioning sleeve connects, and can adjust central spindle of the spring through the adjustment positioning sleeve, thereby realize the arc spring that different radians require is processed.
Central spindle of the spring and positioning sleeve can be one-body molded, also can be connected through connector with positioning sleeve by central spindle of the spring, and as preferably, described central spindle of the spring is welded on the outer surface of positioning sleeve.Welding Structure is stable, and it is moving partially to let central spindle of the spring be difficult for simultaneously, can guarantee fixing more firm in the two ends of spring, thus the arc thermoforming effect of raising spring.
Center-pole and positioning sleeve can interfix, thereby guarantee that molding structure is more stable.As preferably, described center-pole is cylindrical, and described positioning sleeve center is provided with manhole, and the through hole at positioning sleeve center and center-pole matched in clearance are provided with locking member on described positioning sleeve.As more preferably, said locking member is a clamping screw.The cross section of center-pole and positioning sleeve is circular, and both can rotate each other, and positioning sleeve can move along the axis of center-pole; Thereby adjust two distances between the positioning sleeve; Can select the spring of the different radians of machine-shaping, but also can rotate around center-pole, selecting between two central spindle of the spring according to the specification of the spring of machine-shaping is the antarafacial angle; Thereby the radian of the arc spring after the assurance moulding is accurate, good planeness.
As preferably, described orientation angle is 40 ° ~ 65 °, and the length of described central spindle of the spring is identical with the length of spring 2 ~ 4 circles to be processed.The purpose of central spindle of the spring is exactly the two ends for fixing spring; With spring bending; The angle of orientation angle guarantees that the two ends of spring can well be fixed on the central spindle of the spring; The length that is socketed in the spring on the central spindle of the spring simultaneously will guarantee spring is fixed, and guarantees that again the main part of spring can obtain good brake forming effect, therefore selects cover 2-4 circle on the mandrel of spring.
As preferably, the antarafacial angle that the center line of described two central spindle of the spring forms is 20 ° ~ 35 °.Can be smooth behind the assurance spring forming, good forming effect.
Therefore; The moulding frock clamp of the arc spring of the utility model possesses following advantage: the good forming effect of arc formed spring; Processing is simple, through adjusting two distances between the positioning sleeve, also has the antarafacial angle of two central spindle of the spring to process the arc spring of different curvature radius; Versatility is good, and the structure of device is also very simple.
Description of drawings
Fig. 1 is that the master of moulding frock clamp of the arc spring of the utility model looks sketch map.
Fig. 2 is the left view of Fig. 1, and wherein bolt place office is cutd open.
Fig. 3 is the use shape body front view of Fig. 1.
Fig. 4 is the left view of Fig. 3.
Fig. 5 is that the another kind master of the utility model looks sketch map.
Fig. 6 is the left view of Fig. 5.
The specific embodiment
Pass through embodiment below, and combine accompanying drawing, do further bright specifically the technical scheme of utility model.
Embodiment 1:
As shown in Figure 1, the moulding frock clamp of arc spring comprises columniform center-pole 1; On center-pole 1, be socketed with two positioning sleeves 2; Positioning sleeve 2 is cylindrical, offers through hole 3 at the center of positioning sleeve, the central through hole 3 and center-pole 1 matched in clearance of positioning sleeve; External peripheral surface at positioning sleeve 2 offers a fixing hole simultaneously, through bolt 4 positioning sleeve 2 is locked on the center-pole 1.Positioning sleeve 2 is socketed on the center-pole 1, and center-pole 1 is divided into three sections, left side section, interlude and the right section.External peripheral surface at positioning sleeve 2 is welded with a columniform central spindle of the spring; The central spindle of the spring 51 in left side is 45 ° with the orientation angle α that center-pole 1 left side section forms; The central spindle of the spring 52 on right side also is 45 ° with the orientation angle α that center-pole the right section forms, and the central spindle of the spring 51 in left side and the central spindle of the spring 52 on right side are down " eight " font in the projection of the shaft section of center-pole.As shown in Figure 2, two central spindle of the spring antarafacials arrange that the central spindle of the spring 51 in left side turns forward, and the central spindle of the spring 52 on right side recedes, and the antarafacial angle theta of two central spindle of the spring is 30 °.The length of the central spindle of the spring 52 on central spindle of the spring 51 and the right side in left side is identical, and the length of central spindle of the spring guarantees to fix the distance about 3 of spring 6 to be processed encloses, and makes firm being socketed on the central spindle of the spring in spring 6 two ends.
During use, shown in Fig. 3 and 4, two positioning sleeves 2 are connected on the center-pole 1 after; Earlier fixing one of them positioning sleeve is adjusted the distance and the angle of deflection between another one positioning sleeve and first positioning sleeve then, feasible two central spindle of the spring antarafacials layouts that are welded on the positioning sleeve 2; With of helical spring 6 bendings of two ends through ground; The two ends of spring 6 are socketed in respectively on two central spindle of the spring, because central spindle of the spring is in tilted layout, and length guarantees the length about 3 circles of the number of coils; Therefore both can spring 6 is fixing, can guarantee that again the main part of spring can brake forming.Because the antarafacial of central spindle of the spring 5 is arranged, can let spring 6 keep state crooked and distortion, the spring that fixes 6 is put into tempering furnace carry out temper, unclamp after being chilled to room temperature after the processing, spring is fixed to arc spring thus.
Embodiment 2:
As shown in Figure 5, the moulding frock clamp of arc spring comprises columniform center-pole 1, on center-pole 1, is welded with two central spindle of the spring, and two central spindle of the spring are divided into three sections with center-pole 1, left side section, interlude and the right section.The central spindle of the spring 51 in left side is 65 ° with the orientation angle α that center-pole 1 left side section forms; The central spindle of the spring 52 on right side also is 65 ° with the orientation angle α that center-pole the right section forms, and the central spindle of the spring 51 in left side and the central spindle of the spring 52 on right side are down " eight " font in the projection of the shaft section of center-pole.As shown in Figure 6, two central spindle of the spring antarafacials arrange that the central spindle of the spring 51 in left side turns forward, and the central spindle of the spring 52 on right side recedes, and the antarafacial angle theta of two central spindle of the spring is 35 °.The length of the central spindle of the spring 52 on central spindle of the spring 51 and the right side in left side is identical, and the length of central spindle of the spring guarantees to fix the distance about 2 of spring 6 to be processed encloses, and makes firm being socketed on the central spindle of the spring in spring 6 two ends.
Claims (10)
1. the moulding frock clamp of arc spring; It is characterized in that: comprise a center-pole; On center-pole, be provided with two central spindle of the spring; Two central spindle of the spring to separately near the free end biasing of center-pole form orientation angle, described two central spindle of the spring antarafacials arrange that the antarafacial angle that the center line of two central spindle of the spring forms is an acute angle.
2. the moulding frock clamp of arc spring according to claim 1, it is characterized in that: described central spindle of the spring is welded on the outer surface of center-pole.
3. the moulding frock clamp of arc spring according to claim 1 is characterized in that: on described center-pole, be socketed with two positioning sleeves, described central spindle of the spring links to each other with center-pole through positioning sleeve.
4. the moulding frock clamp of arc spring according to claim 3, it is characterized in that: described central spindle of the spring is welded on the outer surface of positioning sleeve.
5. according to the moulding frock clamp of claim 3 or 4 described arc springs; It is characterized in that: described center-pole is cylindrical; Described positioning sleeve center is provided with manhole, and the through hole at positioning sleeve center and center-pole matched in clearance are provided with locking member on described positioning sleeve.
6. the moulding frock clamp of arc spring according to claim 5, it is characterized in that: said locking member is a clamping screw.
7. according to the moulding frock clamp of any described arc spring of claim 1 to 4, it is characterized in that: described orientation angle is 40 ° ~ 65 °, and the length of described central spindle of the spring is identical with the length of spring 2 ~ 4 circles to be processed.
8. the moulding frock clamp of arc spring according to claim 6, it is characterized in that: described orientation angle is 40 ° ~ 65 °, the length of described central spindle of the spring is identical with the length of spring 2 ~ 4 circles to be processed.
9. according to the moulding frock clamp of any described arc spring of claim 1 to 4, it is characterized in that: the antarafacial angle that the center line of described two central spindle of the spring forms is 20 ° ~ 35 °.
10. the moulding frock clamp of arc spring according to claim 8 is characterized in that: the antarafacial angle that the center line of described two central spindle of the spring forms is 20 ° ~ 35 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201538770U CN202555729U (en) | 2012-04-13 | 2012-04-13 | Forming tool clamp of arc-shaped spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201538770U CN202555729U (en) | 2012-04-13 | 2012-04-13 | Forming tool clamp of arc-shaped spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202555729U true CN202555729U (en) | 2012-11-28 |
Family
ID=47205433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201538770U Expired - Lifetime CN202555729U (en) | 2012-04-13 | 2012-04-13 | Forming tool clamp of arc-shaped spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202555729U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102699239A (en) * | 2012-04-13 | 2012-10-03 | 杭州富春弹簧有限公司 | Thermoforming device of arc-shaped spring |
| CN105101034A (en) * | 2015-09-29 | 2015-11-25 | 梧州恒声电子科技有限公司 | Universal multimedia sound box tone testing fixture |
| US11248674B2 (en) | 2017-08-24 | 2022-02-15 | Ressorts Liberte Inc. | Coil spring and method of fabrication thereof |
| CN116921590A (en) * | 2023-09-18 | 2023-10-24 | 毕克礼斯精密部件（太仓）有限公司 | Arc spring threading type clamp |
| CN116921591B (en) * | 2023-09-18 | 2023-12-01 | 毕克礼斯精密部件（太仓）有限公司 | Arc spring press |
-
2012
- 2012-04-13 CN CN2012201538770U patent/CN202555729U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102699239A (en) * | 2012-04-13 | 2012-10-03 | 杭州富春弹簧有限公司 | Thermoforming device of arc-shaped spring |
| CN105101034A (en) * | 2015-09-29 | 2015-11-25 | 梧州恒声电子科技有限公司 | Universal multimedia sound box tone testing fixture |
| CN105101034B (en) * | 2015-09-29 | 2018-10-09 | 梧州恒声电子科技有限公司 | General multimedia loudspeaker box detection fixture |
| US11248674B2 (en) | 2017-08-24 | 2022-02-15 | Ressorts Liberte Inc. | Coil spring and method of fabrication thereof |
| CN116921590A (en) * | 2023-09-18 | 2023-10-24 | 毕克礼斯精密部件（太仓）有限公司 | Arc spring threading type clamp |
| CN116921591B (en) * | 2023-09-18 | 2023-12-01 | 毕克礼斯精密部件（太仓）有限公司 | Arc spring press |
| CN116921590B (en) * | 2023-09-18 | 2023-12-01 | 毕克礼斯精密部件（太仓）有限公司 | Arc spring threading type clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121128 |
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| CX01 | Expiry of patent term |