CN102764831B - Variable diameter swinging mechanism of spring machine - Google Patents
Variable diameter swinging mechanism of spring machine Download PDFInfo
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- CN102764831B CN102764831B CN201210249719.XA CN201210249719A CN102764831B CN 102764831 B CN102764831 B CN 102764831B CN 201210249719 A CN201210249719 A CN 201210249719A CN 102764831 B CN102764831 B CN 102764831B
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Abstract
The invention discloses a variable diameter swinging mechanism of a spring machine, and belongs to the technical field of key parts on a spring machine. The variable diameter swinging mechanism of the spring machine comprises a cam, a swinging rod, an adjusting block and a slide block, and also comprises a variable diameter lever which is of a structure in the shape of an inverted Chinese character 'ren'; the maximum swinging angles of the variable diameter lever and the swinging rod are all less than or equal to 10 degrees; the lower part of the variable diameter lever is installed on a lever pole; the geometric position angle of the lever pole and the cam with a rolling bearing is 90 degrees; the connecting line of the center of the cam and the swinging center of the variable diameter lever is overlapped with a central line; the middle part of the variable diameter lever is in contact connection with a second screw bolt; a first screw bolt is installed at the tail end of the variable diameter lever; the first screw bolt and the second screw bolt are both provided with spherical structures; and the central lines of the first screw bolt and the second screw bolt pass through the centers of an upper top spring base and a lower top spring base respectively. The variable diameter swinging mechanism of the spring machine provided by the invention can be used in the spring machine and has the advantages of simple structure, high transmission precision, good stability and the like.
Description
Technical field
The present invention relates to a kind of coiling machine reducing swing mechanism, belong to the key position technical field on coiling machine.
Background technology
Reducing swing mechanism is the indispensable structure of coiling machine, but in the reducing swinging structure of current coiling machine, mainly comprise cam 1a, the first fork 2a, the second fork 3a, the 3rd fork 4a and top shoe 5a, sliding block 6a, top shoe 5a lower end is provided with top spring abutment 7a, sliding block 6a lower end is provided with lower top spring abutment 8a, upper top spring abutment 7a, on lower top spring abutment 8a, install respectively and determine spring pin 7b, lower top spring pin 8b, spring is by the below of top spring pin 7b in guide plate 9a arrival and lower top spring pin 8b, between cam 1a and the first fork 2a, be rolling bearing 10a, the first fork 2a, the second fork 3a is by the first fork stake 2b, the second fork stake 3b is arranged on casing, the first fork 2a laterally installs, between the first fork 2a and the second fork 3a, regulating block 11a is set, the second fork 3a is " U " shape structure 3c away from one end of the first fork 2a, " U " shape structure 3c is connected with the first bolt 12a and the 3rd fork 4a respectively, between " U " shape structure 3c and the 3rd fork 4a, be connected by roller 13a, " U " shape structure 3c is connected for contacting with the first bolt 12a, the first bolt 12a is connected with top shoe 5a contact, and drive top shoe 5a to move, the second fork 3a drives the 3rd fork 4a to swing by roller 13a, thereby sliding block 6a moves, top shoe 5a, the movement of sliding block 6a, make top spring pin 7b and lower top spring pin 8b in different positions, thereby realize the control of coil diameter.But such structure, the pivot angle between each fork is larger, thus transmission pressure angle is large, and sliding ratio is large, and in use, transmission accuracy and stability are all lower, and coiling machine wearing and tearing are large, and a covering device can only be made left-handed spring or dextrorotation spring.
Have based on this, make the present invention.
Summary of the invention
The invention provides that a kind of transmission accuracy is high, the coiling machine reducing swing mechanism of good stability, a tractor serves several purposes.
The technical scheme that the present invention takes is as follows:
Coiling machine reducing swing mechanism, comprise cam, fork, regulating block and slide block, cam is connected by rolling bearing with fork, fork is arranged on casing by fork stake, it is characterized in that: also comprise reducing lever, described reducing lever is for falling " people " character form structure, pivot angle≤10 ° of reducing lever, the bottom of reducing lever is arranged in lever stake, and lever pile center is vertical with the line at rolling bearing center with cam center with the line at rolling bearing center; Cam center, reducing lever swing are centered close on the center line of guide plate; Pivot angle≤10 ° of fork, the middle part of reducing lever contacts with the second bolt, and one end that the second bolt contacts with reducing lever is spherical structure, and the second bolt is arranged on fishplate bar, and the lower end of fishplate bar is provided with sliding block, and sliding block upper end is provided with tension spring; The end of reducing lever is provided with the first bolt, and the first bolt contacts with top shoe, and one end that the first bolt contacts with top shoe is spherical structure; The center line of the first bolt and the second bolt is respectively by the center of upper top spring abutment, lower top spring abutment, and upper top spring abutment is evenly distributed with 5 the first screw holes; Lower top spring abutment is evenly distributed with 5 the second screw holes.
For realizing better result of use, further arrange as follows:
Described fork swings to a half of maximum pendulum angle, and the line of the oscillation center of reducing lever swing center and fork is positioned in the plane that fork contacts with regulating block.
Described reducing lever swing is to a half of maximum pendulum angle, and the oscillation center of reducing lever is vertical with top shoe glide direction with the line of contact point on slide block with the first bolt.
Described reducing lever swing is to a half of maximum pendulum angle, and the line of the oscillation center of reducing lever and the second bolt contact point is vertical with sliding block glide direction.
Described reducing lever swing is to a half of maximum pendulum angle, and the line of the oscillation center of reducing lever and the first bolt contact point on slide block is vertical with the line of the oscillation center of reducing lever and the oscillation center of fork.
The position that described regulating block contacts with fork is cylindrical.
In the first described screw hole, there is the corresponding setting between two respectively of 4 the first screw holes, form two pairs.
In the second described screw hole, there is the corresponding setting between two respectively of 4 the second screw holes, form two pairs.
Action principle of the present invention and beneficial effect are as follows:
Cam rotates, and by the gearing of rolling bearing, fork is swung, and regulating block contacts with fork, drives reducing lever to swing with fork; By the first bolt and the second bolt, reducing lever drives top shoe and sliding block move, and make top spring pin and lower top spring pin in different positions, thereby realize the control of coil diameter.
1. the present invention adopts the reducing lever of " people " character form structure, form the drive source of the reducing swing mechanism of coiling machine in conjunction with cam and fork, pivot angle≤10 ° of reducing lever, pivot angle≤10 ° of fork, the first bolt, the second bolt and sliding shoe are provided with spherical structure, compared with traditional reducing swing mechanism, in the present invention, only have 1 fork and 1 reducing lever, fork quantity has reduced 1, structure is simpler, this design not only makes fork each contact position sliding ratio in swing process extremely low, when swing, pressure angle is little, and slide low how much, wear and tear very little, transmission efficiency and precision are higher.
2. reducing lever swing is to a half of maximum pendulum angle, the line of the oscillation center of reducing lever swing center and fork is positioned in the plane that fork contacts with regulating block, the oscillation center of reducing lever is vertical with top shoe glide direction with the line of contact point on slide block with the first spherical structure, the line of the oscillation center of reducing lever and the contact point of the second spherical structure becomes vertical with sliding block glide direction, the line of the oscillation center of reducing lever and the first spherical structure contact point on slide block is vertical with the line of the oscillation center of reducing lever and the oscillation center of fork, such Structure Improvement the stability of reducing swing mechanism.
3. the oscillation center line of the center of cam and reducing lever and the center line of guide plate are overlapping, on the second slide block, tension spring is installed, make the symmetrical configuration of whole reducing swing mechanism, the needs that can adapt to different turns need only a set of reducing swing mechanism that rolls dextrorotation spring, corresponding component upset is adjusted, just can carry out the production of left-handed spring, and not need separately to join a set of left-handed reducing swing mechanism; In the first screw hole, have 4 to be corresponding setting between two respectively, form two pairs, select different the first right screw holes, upper top spring key seat can be arranged in different directions; In the second screw hole, there are 4 to be corresponding setting between two respectively, form two pairs, the second right screw hole of difference of selecting, lower top spring key seat can be arranged in different directions, has reduced number of parts, has reduced production cost.
Brief description of the drawings
Fig. 1 is the structural representation of prior art coiling machine reducing swing mechanism;
Fig. 2 is the structural representation of coiling machine reducing swing mechanism of the present invention.
Number in the figure: 1, cam; 2, rolling bearing; 3, bearing pin; 4, fork; 41, fork stake; 5, regulating block; 6, screw; 7, reducing lever; 71, lever stake; 72, lever cover; 8, the first bolt; 81, the first spherical structure; 9, top shoe; 10, upper extension spring; 11, the first slide; 12, upper top spring pin; 121, upper top spring key seat; 122, the first screw hole; 13, the second bolt; 131, the second spherical structure; 14, tension spring; 15, fishplate bar; 16, the second slide; 17, sliding block; 18, lower top spring pin; 181, lower top spring key seat; 182, the second screw hole; 19, guide plate; 20, spring.
1a, cam; 2a, the first fork; 2b, the first fork stake; 3a, the second fork; 3b, the second fork stake; 3c, " U " shape structure; 4a, the 3rd fork; 5a, top shoe; 6a, sliding block; 7a, upper top spring abutment; 7b, above determine spring pin; 8a, lower top spring abutment; 8b, lower top spring pin; 9a, guide plate; 10a, rolling bearing; 11a, regulating block; 12a, the first bolt; 13a, roller.
Detailed description of the invention
As a kind of coiling machine reducing of Fig. 2 the present invention swing mechanism, comprise cam 1, fork 4 and reducing lever 7, reducing lever 7 is for falling " people " character form structure, reducing lever 7 overlaps 72 by lever and is arranged in lever stake 71, rolling bearing 2 is connected with cam 1 contact, rolling bearing 2 is arranged on fork 4 by bearing pin 3, one end of fork 4 is sleeved on bearing pin 3, fork 4 other ends are arranged in fork stake 41, between fork 4 and reducing lever 7, be provided with regulating block 5, screw 6 is in order to regulate the position of regulating block 5 on reducing lever 7; The end of reducing lever 7 is provided with the first bolt 8, the first bolt 8 is hexagon socket head cap screw, the first bolt 8 is that contact is connected with top shoe 9, top shoe 9 is positioned at the first slide 11, top shoe 9 can move along the first slide 11, the upper end of top shoe 9 is installed with extension spring 10, and the other end of upper extension spring 10 is arranged on casing, and upper top spring pin 12 is arranged on the lower end of top shoe 9 by upper top spring key seat 121; The middle part of reducing lever 7 is connected with the second bolt 13 contacts, the second bolt 13 is also hexagon socket head cap screw, the second bolt 13 is arranged on fishplate bar 15, the lower end of fishplate bar 15 is provided with sliding block 17, sliding block 17 is positioned at the second slide 16, sliding block 15 upper ends are provided with tension spring 14, and lower top spring pin 18 is arranged on the lower end of sliding block 17 by lower top spring key seat 181.
Starting device, cam 1 rotates, promote rolling bearing 2, rolling bearing 2 is by bearing pin 3, and the fork 4 that makes to be sleeved on bearing pin 3 swings, by the transmission of regulating block 5, drive reducing lever 7 to swing with fork 4, the first bolt 8 promotes top shoe 9 and moves along the first slide 11, and the second bolt 13 promotes sliding block 17 and moves along the second slide 16, thereby drives upper top spring pin 12 and lower top spring pin 18 to move; When spring 20 is transported to upper top spring pin 12 and spring pin 18 below, lower top by guide plate 19, manually spring 20 ends are moved in lower top spring pin 18, under the acting in conjunction of upper top spring pin 12 and lower top spring pin 18, the external diameter of spring 20 changes, thereby has realized the control of spring 20 external diameter sizes.
Reducing lever 7 swings to a half of maximum pendulum angle, reducing lever 7 oscillation centers and the line of the oscillation center of fork 4 are positioned in the plane that fork 4 contacts with regulating block 5, the line of the oscillation center of reducing lever 7 and the first bolt 8 and top shoe 9 contact points, the oscillation center that is reducing lever 7 is vertical with the glide direction of top shoe 9 with the line of the contact point of top shoe 9 with the first spherical structure 81, the contact point of the oscillation center of reducing lever 7 and the second bolt 13, be that the oscillation center of reducing lever 7 and the line of the contact point of the second spherical structure 131 become vertical with sliding block 17 glide directions, the oscillation center of reducing lever 7 is vertical with the line of the oscillation center of fork 4 with the line of top shoe 9 contact points and the oscillation center of reducing lever 7 with the first spherical structure 81, such Structure Improvement the stability of reducing swing mechanism.
The extended line of guide plate 19 center lines is by the center of cam 1 and the oscillation center of reducing lever 7, therefore as long as a set of reducing controlling organization just can roll the left and right spring that revolves, without separately joining a set of left-handed or dextrorotation coiling machine reducing swing mechanism.
On upper top spring key seat 121, have 5 the first screw holes 122, the position that wherein has 4 is corresponding respectively in pairs, forms two pairs; On lower top spring key seat 181, have 5 the second screw holes 182, the position that wherein has 4 is corresponding respectively, forms two pairs.Select different the first right screw holes 122, upper top spring key seat 121 can be arranged in different directions, the second right screw hole 182 of difference of selecting, and lower top spring key seat 181 can be arranged in different directions, to adapt to the needs of different springs 20.
In the time that cam 1 turns to high point from low spot, reducing lever 7 swings left, and when top shoe 9 moves down, in drive, extension spring 10 moves downward together, and elastic deformation occurs in upper extension spring 10; When sliding block 17 moves down, driving tension spring 14 to move downward together, there is elastic deformation in tension spring 14, therefore, when cam 1 turns to low spot from height point, under the effect of upper extension spring 10 and tension spring 14, reducing lever 7, top shoe 9 and sliding block 17 be motion in the opposite direction all.
Claims (2)
1. coiling machine reducing swing mechanism, comprise cam, fork, regulating block and slide block, cam is connected by rolling bearing with fork, fork is arranged on casing by fork stake, it is characterized in that: also comprise reducing lever, described reducing lever is for falling " people " character form structure, pivot angle≤10 ° of reducing lever, the bottom of reducing lever is arranged in lever stake, and lever pile center is vertical with the line at rolling bearing center with cam center with the line at rolling bearing center; Cam center, reducing lever swing are centered close on the center line of guide plate; Pivot angle≤10 ° of fork, the middle part of reducing lever contacts with the second bolt, and one end that the second bolt contacts with reducing lever is spherical structure, and the second bolt is arranged on fishplate bar, and the lower end of fishplate bar is provided with sliding block, and sliding block upper end is provided with tension spring; The end of reducing lever is provided with the first bolt, and the first bolt contacts with top shoe, and one end that the first bolt contacts with top shoe is spherical structure; The center line of the first bolt and the second bolt is respectively by the center of upper top spring abutment, lower top spring abutment; Described fork swings to a half of maximum pendulum angle, and the line of the oscillation center of reducing lever swing center and fork is positioned in the plane that fork contacts with regulating block; Described reducing lever swing is to a half of maximum pendulum angle, and the oscillation center of reducing lever is vertical with top shoe glide direction with the line of contact point on slide block with the first bolt; Described reducing lever swing is to a half of maximum pendulum angle, and the line of the oscillation center of reducing lever and the second bolt contact point is vertical with sliding block glide direction; Described reducing lever swing is to a half of maximum pendulum angle, and the line of the oscillation center of reducing lever and the first bolt contact point on slide block is vertical with the line of the oscillation center of reducing lever and the oscillation center of fork.
2. coiling machine reducing swing mechanism according to claim 1, is characterized in that: the position that described regulating block contacts with fork is cylindrical.
3. coiling machine reducing swing mechanism according to claim 1, is characterized in that: described upper top spring abutment is evenly distributed with 5 the first screw holes.
4. coiling machine reducing swing mechanism according to claim 1, is characterized in that: described lower top spring abutment is evenly distributed with 5 the second screw holes.
5. coiling machine reducing swing mechanism according to claim 3, is characterized in that: in the first described screw hole, have the corresponding setting between two respectively of 4 the first screw holes, form two pairs.
6. coiling machine reducing swing mechanism according to claim 4, is characterized in that: in the second described screw hole, have the corresponding setting between two respectively of 4 the second screw holes, form two pairs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210249719.XA CN102764831B (en) | 2012-07-19 | 2012-07-19 | Variable diameter swinging mechanism of spring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210249719.XA CN102764831B (en) | 2012-07-19 | 2012-07-19 | Variable diameter swinging mechanism of spring machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102764831A CN102764831A (en) | 2012-11-07 |
| CN102764831B true CN102764831B (en) | 2014-07-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210249719.XA Expired - Fee Related CN102764831B (en) | 2012-07-19 | 2012-07-19 | Variable diameter swinging mechanism of spring machine |
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| Country | Link |
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| CN (1) | CN102764831B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102989935B (en) * | 2013-01-01 | 2014-10-01 | 嵊州市创宇机械科技有限公司 | Swing type diameter changing mechanism of spring machine |
| CN104492873A (en) * | 2014-10-23 | 2015-04-08 | 苏州三屹晨光工业设备有限公司 | Battery tab bending mechanism |
| CN109332558B (en) * | 2018-11-06 | 2023-10-27 | 浙江万能弹簧机械有限公司 | Low-noise type high-speed spring coiling machine |
| CN113000726B (en) * | 2021-03-02 | 2022-12-02 | 浙江万能弹簧机械有限公司 | Numerical control spring coiling machine capable of realizing directional reducing |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1407635A1 (en) * | 1986-08-18 | 1988-07-07 | Азовское специальное конструкторское бюро кузнечно-прессового оборудования и автоматических линий | Coiling mechanism for spring-coiling automatic machine |
| CN201223914Y (en) * | 2008-07-01 | 2009-04-22 | 光弘机械股份有限公司 | Coiler for spring forming machine |
| CN202804026U (en) * | 2012-07-19 | 2013-03-20 | 绍兴市家度弹簧机械有限公司 | Reducing swing mechanism for spring machines |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010010895B3 (en) * | 2010-03-03 | 2011-10-06 | Wafios Ag | Method for producing coil springs by spring winches, and spring coiling machine |
-
2012
- 2012-07-19 CN CN201210249719.XA patent/CN102764831B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1407635A1 (en) * | 1986-08-18 | 1988-07-07 | Азовское специальное конструкторское бюро кузнечно-прессового оборудования и автоматических линий | Coiling mechanism for spring-coiling automatic machine |
| CN201223914Y (en) * | 2008-07-01 | 2009-04-22 | 光弘机械股份有限公司 | Coiler for spring forming machine |
| CN202804026U (en) * | 2012-07-19 | 2013-03-20 | 绍兴市家度弹簧机械有限公司 | Reducing swing mechanism for spring machines |
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| CN102764831A (en) | 2012-11-07 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yu Jialin Inventor after: Qian Jiming Inventor before: Yu Jialin |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: YU JIALIN TO: YU JIALIN QIAN JIMING |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHEJIANG JIADU SPRING MACHINERY CO., LTD. Free format text: FORMER NAME: SHAOXING SPRING HOME DEGREES MACHINERY CO., LTD. |
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| CP03 | Change of name, title or address |
Address after: 312000, No. 4, No. 1437 East Renmin Road, Zhejiang, Shaoxing Patentee after: Zhejiang Jiadu Spring Machinery Co., Ltd. Address before: The streets of Beihai Wu Jia TA Cun City 312000 Zhejiang city of Shaoxing Province Patentee before: Shaoxing Spring Home Degrees Machinery Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 Termination date: 20160719 |