CN204934436U - A kind of square spring automatic forming mechanism - Google Patents
A kind of square spring automatic forming mechanism Download PDFInfo
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- CN204934436U CN204934436U CN201520111296.4U CN201520111296U CN204934436U CN 204934436 U CN204934436 U CN 204934436U CN 201520111296 U CN201520111296 U CN 201520111296U CN 204934436 U CN204934436 U CN 204934436U
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- wire winding
- wire
- winding mechanism
- curled hair
- square spring
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Abstract
A kind of square spring automatic forming mechanism, comprise Wire winding mechanism, the porch of described Wire winding mechanism is provided with the thread guide mechanism for steel wire being transported to Wire winding mechanism; Wire winding mechanism is also connected with transmission mechanism, and transmission mechanism is connected with power section; Wherein, Wire winding mechanism comprises the curled hair head be arranged on base, and curled hair head offers two curled hair holes, curled hair is provided with cylinder in hole; Curled hair head structure side is provided with the lagging part for regulating square its length, and thread guide mechanism side is provided with the side shield part for regulating square spring pitch.The utility model transmission principle is simple, and machinability is strong, can be by force handling; And reliability is high, maintenance is simple; Can consecutive production be realized, there is higher efficiency; More easily adapt to the production of small-scale production and indivedual special spring structure.
Description
Technical field
The utility model belongs to mechanical manufacturing field, relates to a kind of square spring automatic moulding mechanism.
Background technology
The manufacture method of spring can be divided into according to the difference of moulding process coldly makes type and heat makes two kinds, type, wherein coldly makes type by shaping principle, can be divided into roll-forming and molding of guide rail.
Wherein, roll-forming principle is simple, refers to that steel wire directly carries out the forming method of brake forming around leading screw.
Molding of guide rail, refers to and adopts extraneous power of enforcement, forces steel wire to move by the trapped orbit of guide rail, and to reach the forming method of the spring identical with orbit of guide rail shape, orbit of guide rail is generally cylindrical, so molding of guide rail can only produce helical spring.
In addition, existing numerical control spring forming machinery, adopts many mechanism controls more, and associated mechanisms carries out flexural deformation according to certain step to steel wire under program control, can realize the steel wire of different thicknesses, the spring of different-diameter shaping.
The production of deformed spring generally has two kinds of methods:
1, generally need to rely on knowhow to go to make one set of die by oneself, carry out the bending forming of different manual process.But, artificial forming speed is slow, relate in particular to the spring that string diameter is larger, the strength bent required for it is also larger, also be that a kind of spy is for large loss to the muscle power of workman, so more cause the low of production efficiency, when running into a large amount of production product, can not finish the work especially on time.
2, numerical control formation equipment is adopted, the general principle of numerical control formation equipment is also the knowhow relying on workman, utilize programmable numerical control to simulate bending, the torsion of people etc., it is made to be shaped, the production of very complicated deformed spring can be completed, and good forming effect, can also continuous seepage be realized, even can round-the-clockly continuously to produce, so have higher production efficiency for one day 24 hours.
But, control dependence due to program realizes the control of servomotor, and molding control is very accurate, the making of the mechanisms such as its guide rail is also precision very, especially in the mechanism that the deformed spring that string diameter is larger is shaping, its numerical control main part and control section very huge, and to production environment require higher, maintain measure is also very strict, and price is very high.
In sum, when the customer demand tackling the larger specific deformed spring product of string diameter, just need to provide a kind of frame for movement to realize the function producing relevant specific products (square spring).
Utility model content
For the deficiencies in the prior art, the purpose of this utility model be to provide a kind of reasonable in design, structure simple, small volume, require lower square spring automatic moulding mechanism to production environment.
For achieving the above object, the utility model adopts following technical scheme:
A kind of square spring automatic forming mechanism, comprise Wire winding mechanism, the porch of described Wire winding mechanism is provided with the thread guide mechanism for steel wire being transported to Wire winding mechanism; Wire winding mechanism is also connected with transmission mechanism, and transmission mechanism is connected with power section; Wherein, Wire winding mechanism comprises the curled hair head be arranged on base, and curled hair head offers two curled hair holes, curled hair is provided with cylinder in hole; Wire winding mechanism side is provided with the lagging part for regulating square its length, and thread guide mechanism side is provided with the side shield part for regulating square spring pitch.
Described curled hair head is the curled hair head that can dismantle.
Described transmission mechanism comprises crank and rocker mechanism; The side of Wire winding mechanism is provided with the first governor motion, and one end that the end of Wire winding mechanism is connected with power transmission shaft is connected and is driven by turning cylinder, the other end connecting crank endplay device of power transmission shaft.
The connecting rod that described crank and rocker mechanism can be regulated by crank, rocking bar and length forms, and crank is connected by connecting rod with rocking bar, and rocking bar is arranged on the second axle, and the second axle is connected with power transmission shaft.
Described crank is arranged on the first axle; Power section comprises motor, and the output shaft of motor is connected with the power shaft of reductor, and the output shaft of reductor connects one end of sprocket wheel, and the other end of sprocket wheel connects the first axle.
Described power section also comprises stepper motor, and stepper motor connects thread guide mechanism through pinion and rack.
Described thread guide mechanism comprises seal wire block, seal wire bar and godet roller, godet roller is fixed on the end of seal wire block, seal wire bar is through seal wire block inner chamber and be fixed in seal wire block by fastening bolt, and seal wire bar offers the thread eye for guiding steel wire, steel wire enters Wire winding mechanism by thread eye.
Described godet roller comprises four rollers, and wherein two rollers are arranged on the side of steel wire, and two other roller is arranged on the opposite side of steel wire, and the roller being arranged on steel wire side contacts.
The lagging that described lagging part comprises the first support and is arranged on the first support.
The side shield that described side shield part comprises the second support and arranges on the secondary support bracket.
Compared with prior art, the beneficial effect that has of the utility model:
The utility model is by arranging thread guide mechanism, can by steel conveying in Wire winding mechanism, Wire winding mechanism realizes the rotation of certain angle under crank and rocker mechanism drives, and then stir steel wire bending have a certain degree, crank and rocker mechanism carries out drawback movement, drive Wire winding mechanism backswing, Wire winding mechanism and steel wire depart from, and centre exists gap.Now steel wire is under thread guide mechanism conveying, and the designated length that moves on is stopped.Crank and rocker mechanism is just put, and drives Wire winding mechanism that steel wire is bent certain angle.Crank and rocker mechanism drawback movement, drive Wire winding mechanism backswing, steel wire and Wire winding mechanism depart from, and the length of specifying carried by steel wire by thread guide mechanism.Realize the yaw of certain angle with wire feeder, to realize the reasonable helical pitch needs of Rectangular Spring, now wire feeder is no longer vertical with on the axis of Wire winding mechanism simultaneously.Wire winding mechanism drives backspin to turn certain angle in the work of crank and rocker mechanism trace, stirs steel wire and is folded into certain angle.Crank and rocker mechanism drawback movement, curled hair head turns round under the drive of crank and rocker mechanism, and Wire winding mechanism and steel wire depart from.Thread guide mechanism carries the steel wire of certain length, then rolls.So repeatedly, the middle helical pitch part completing square spring is shaping.During last lap, thread guide mechanism is while wire feed, and under power section drives, realize the backswing of certain angle, now thread guide mechanism is vertical with on Wire winding mechanism axis.Steel wire realizes certain bending angle in the drive of Wire winding mechanism, thus completes the production of square spring, and the utility model frame for movement is simple, and cost is low.The utility model transmission principle is simple, and machinability is strong, can be by force handling; And reliability is high, maintenance is simple; Can consecutive production be realized, there is higher efficiency; More easily adapt to the production of small-scale production and indivedual special spring structure.
Further, because curled hair head is dismountable, different white steel column spacing can be changed, to adapt to the steel wire of different-diameter by changing different curled hair heads.
Accompanying drawing explanation
Fig. 1 is structure principle chart of the present utility model.
Fig. 2 is the structural representation of the utility model middle gear rackwork and stepper motor.
In figure, 1 is Wire winding mechanism, and 2 is lagging, and 3 is the first adjustment structure, and 4 is power transmission shaft, 5 is crank and rocker mechanism, and 6 is the second governor motion, and 7 is reductor, and 8 is motor, and 9 is godet roller, 10 is side shield, and 11 is gear & rack structure, and 12 is thread guide mechanism, and 13 is sprocket wheel, and 14 is stepper motor.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in detail.
See Fig. 1-2, the utility model comprises thread guide mechanism 12, Wire winding mechanism 1, transmission mechanism and power section, and transmission mechanism comprises crank and rocker mechanism 5; Thread guide mechanism 12 is arranged on the porch of Wire winding mechanism 1, and for steel wire is transported to Wire winding mechanism 1, Wire winding mechanism 1 is connected with transmission mechanism and power section; Wire winding mechanism 1 is for by steel wire roll-forming, Wire winding mechanism 1 comprises the curled hair head be arranged on base, curled hair head offers two curled hair holes, is provided with white steel column in curled hair hole, white steel column is fastening by the fastening bolt on curled hair head, and cylinder is fastening by the fastening bolt on curled hair head.Curled hair head is dismountable, can change different white steel column spacing by changing different curled hair heads.
The side of Wire winding mechanism 1 is provided with the first governor motion 3, the end of Wire winding mechanism 1 is connected with one end of power transmission shaft 4 and is driven by turning cylinder 4, concrete, the cross section of the base of curled hair head is regular hexagon, one end of power transmission shaft 4 has cross section to be orthohexagonal endoporus, both base and power transmission shaft 4 match, and can locate, and have screw bolt reinforcing.The other end connecting crank endplay device 5 of power transmission shaft 4, the Main Function of crank and rocker mechanism 5 is swings rotary motion being converted to certain angle, and crank and rocker mechanism 5 is made up of crank, connecting rod, rocking bar and clamp nut, and crank is connected by connecting rod with rocking bar.Crank and rocking bar are wheeled construction, and are connected by connecting rod; Crank is driven by the central shaft of hinge wheel and does full rotation, rocking bar then and the axle is connected with Wire winding mechanism (i.e. power transmission shaft 4) connected, this axle drive rocking bar reciprocally swinging certain angle.Connecting rod is the bar of an adjustable length, be made up of two and half bars, two and half bars are respectively with external screw thread and internal thread, by the adjustment regulating the length in conjunction with screw thread to realize length, two bars of formation connecting rod there is clamp nut, after setting length, just can ensure that the length of connecting rod is constant, and then realize the coarse adjustment of pendulum angle of curled hair head.Crank is connected with the first axle by key, and rocking bar is connected with the second axle by key, and the second axle is connected with power transmission shaft 4.The second adjustment structure 6 is formed respectively with half bar of external screw thread and internal thread and clamp nut, by regulating the second governor motion 6 can the length of regulating connecting rod, and the length of stationary links.
Power section comprises motor 8, and the output shaft of motor 8 is connected with the power shaft of reductor 7, the output shaft of reductor 7 is provided with sprocket wheel 13, first axle at the crank place of the other end connecting crank endplay device 5 of sprocket wheel 13.
Wherein, described thread guide mechanism 12 comprises seal wire block, seal wire bar and godet roller 9, seal wire bar through seal wire block inner chamber and be fixed in seal wire block by fastening bolt, seal wire bar offers the thread eye for guiding steel wire, steel wire enters Wire winding mechanism by thread eye.Godet roller is arranged on the end of seal wire block, and godet roller and seal wire block are fixed together, godet roller 9 is made up of four rollers, in four rollers, two are arranged on the same side of steel wire, and contact, two other is arranged on the opposite side of steel wire, and contacts, and godet roller is by steel wire pushed forward.
See Fig. 2, power section also comprises stepper motor 14, thread guide mechanism 12 is driven by stepper motor 14, and be provided with pinion and rack 11 between thread guide mechanism 12 and stepper motor 14, pinion and rack 11 comprises gear and tooth bar, tooth bar is fixed on seal wire block, when tooth bar swings, the godet roller 9 of the side swung also can and then swing, and also has resetting means to ensure when thread guide mechanism 12 gets back to normal operation position, to continue to thread guide mechanism 12 steel conveying under the drive of motor simultaneously.
The utility model also comprises the servicing unit for controlling seal wire block angle, servicing unit is primarily of lagging part and side shield part composition, lagging part is made up of the first frame, lagging 2, adjusting bolt post and adjusting nut, clamp nut, wherein lagging 2 is connected with clamp nut by adjusting nut with adjusting bolt post one end, the adjusting bolt post other end is fixed in the first frame, unclamp fastening bolt, regulate adjusting bolt post that lagging 2 can be regulated to the distance of curled hair head.Side shield part is made up of the second support, side shield 10, bolt and clamp nut, side shield 10 is fixed in the second frame by connector, side shield 10 there is screwed hole, bolt is arranged on side shield 10 through screwed hole, by adjusting bolt can adjusting bolt to the distance of seal wire block, to control the angle of seal wire block.
Wire winding mechanism 1 pair of steel wire carries out unidirectional curling shaping, and then is fixed the wire feed of helical pitch by thread guide mechanism 12, and then carries out corresponding unidirectional curling, and so forth, finally can produce corresponding product.
General principle of the present utility model: adopt crank and rocker mechanism 5 to realize the swing all-round rotation being changed into certain angle, unidirectional curling with what realize Wire winding mechanism, in lower half batch process, thread guide mechanism can realize the wire feed course of work, and so forth, the shaping of deformed spring can be realized, side shield part can realize the control of the pivot angle stroke to thread guide mechanism 12, and lagging part can realize the control of square shaped spring bending angle.
In order to the making making this machinery can adapt to the square spring of different size, adopt the first governor motion and the second governor motion.
1, the first governor motion 3 is pendulum angles of coarse adjustment curled hair head, once adjustable 60 degree, the pendulum angle of the second governor motion 6 by regulating the length of connecting rod of crank and rocker mechanism 5 can finely tune curled hair head, once adjustable 60 degree, to adapt to the size of different square spring;
2, lagging 2 is adjustable apart from the distance of curled hair head, and then can regulate the length of square spring;
3, the white steel column of Wire winding mechanism 1 is demountable, can be regulated the width of square spring by the diameter changing white steel column;
4, the position of side shield 10 is adjustable, can realize the adjustment of the pitch of square spring.
In the utility model, the power on another road drawn by stepper motor, through gear & rack structure 11, be rectilinear motion convert rotational motion, the known pitch that will manufacture spring, and then control the pivot angle of thread guide mechanism 12, pivot angle is identical with the pitch of spring, this kind of the swing needing the step-length arranging stepper motor just can realize thread guide mechanism.
Adopt fairly simple stepper motor, the length of side in known square spring cross section, just can obtain the silk feeding quantity of working cycles each time, regulates the rotating speed of motor just can realize the control of the silk feeding quantity of thread guide mechanism.
When motor silk feeding quantity is determined, strut rail version 2 can ensure silk feeding quantity by secondary, namely can reach accurate control, can also ensure safety.
Thread guide mechanism 12 has certain pivot angle, and side shield 10 can control thread guide mechanism 12 and put to position, even if thread guide mechanism 12 reaches accurate control, can also ensure safety.
The course of work of the present utility model is as follows:
Steel wire, under the conveying of the thread guide mechanism 12 by step motor control, enters Wire winding mechanism 1, and the length that arrival is specified is stopped.Wire winding mechanism 1 realizes the rotation of certain angle under crank and rocker mechanism 5 controls, and stirs steel wire bending forming to certain angle.Crank and rocker mechanism 5 carries out drawback movement, drives Wire winding mechanism 1 backswing, and Wire winding mechanism 1 and steel wire depart from, and centre exists gap.Now steel wire is under the thread guide mechanism 12 of Electric Machine Control is carried, and the designated length that moves on is stopped.Crank and rocker mechanism 5 is just put, and drives Wire winding mechanism 1 to work, steel wire is bent certain angle.Crank and rocker mechanism 5 drawback movement, drive Wire winding mechanism 1 backswing, steel wire and Wire winding mechanism 1 depart from, and thread guide mechanism 12 works under the drive of stepper motor, steel wire are carried the length of specifying.Under the control of stepper motor, realize the yaw of certain angle with wire feeder, to realize the reasonable helical pitch needs of Rectangular Spring, now wire feeder is no longer vertical with on the axis of Wire winding mechanism 1 simultaneously.Wire winding mechanism 1 drives backspin to turn certain angle in the work of crank and rocker mechanism 5 trace, stirs steel wire and is folded into certain angle.Crank and rocker mechanism 5 drawback movement, curled hair head turns round under the drive of crank and rocker mechanism 5, and Wire winding mechanism 1 and steel wire depart from.Thread guide mechanism 12 works under the drive of stepper motor, carries certain length, then rolls.So repeatedly, the middle helical pitch part completing square spring is shaping.During last lap, thread guide mechanism 12, while wire feed, realizes the backswing of certain angle under the drive of stepper motor, and now thread guide mechanism 12 is vertical with on Wire winding mechanism 1 axis.Wire winding mechanism works, and steel wire first realizes certain bending angle in the drive of Wire winding mechanism 1, thus completes the production of square spring.
Claims (10)
1. a square spring automatic forming mechanism, it is characterized in that, comprise Wire winding mechanism (1), the porch of described Wire winding mechanism (1) is provided with the thread guide mechanism (12) for steel wire being transported to Wire winding mechanism (1); Wire winding mechanism (1) is also connected with transmission mechanism, and transmission mechanism is connected with power section; Wherein, Wire winding mechanism (1) comprises the curled hair head be arranged on base, and curled hair head offers two curled hair holes, curled hair is provided with cylinder in hole; Wire winding mechanism (1) side is provided with the lagging part for regulating square its length, and thread guide mechanism (12) side is provided with the side shield part for regulating square spring pitch.
2. square spring automatic forming mechanism according to claim 1, is characterized in that, described curled hair head is the curled hair head that can dismantle.
3. square spring automatic forming mechanism according to claim 1, it is characterized in that, described transmission mechanism comprises crank and rocker mechanism (5); The side of Wire winding mechanism (1) is provided with the first governor motion (3), one end that the end of Wire winding mechanism (1) is connected with power transmission shaft (4) is connected and is driven by turning cylinder (4), the other end connecting crank endplay device (5) of power transmission shaft (4).
4. square spring automatic forming mechanism according to claim 3, it is characterized in that, the connecting rod that described crank and rocker mechanism (5) can be regulated by crank, rocking bar and length forms, crank is connected by connecting rod with rocking bar, rocking bar is arranged on the second axle, and the second axle is connected with power transmission shaft (4).
5. square spring automatic forming mechanism according to claim 4, it is characterized in that, described crank is arranged on the first axle; Power section comprises motor (8), the output shaft of motor (8) is connected with the power shaft of reductor (7), the output shaft of reductor (7) connects one end of sprocket wheel (13), and the other end of sprocket wheel (13) connects the first axle.
6. square spring automatic forming mechanism according to claim 1 or 5, it is characterized in that, described power section also comprises stepper motor (14), and stepper motor (14) connects thread guide mechanism (12) through pinion and rack (11).
7. square spring automatic forming mechanism according to claim 1 or 5, it is characterized in that, described thread guide mechanism (12) comprises seal wire block, seal wire bar and godet roller (9), godet roller is fixed on the end of seal wire block, seal wire bar is through seal wire block inner chamber and be fixed in seal wire block by fastening bolt, seal wire bar offers the thread eye for guiding steel wire, steel wire enters Wire winding mechanism (1) by thread eye.
8. square spring automatic forming mechanism according to claim 7, it is characterized in that, described godet roller (9) comprises four rollers, and wherein two rollers are arranged on the side of steel wire, two other roller is arranged on the opposite side of steel wire, and the roller being arranged on steel wire side contacts.
9. square spring automatic forming mechanism according to claim 1, is characterized in that, described lagging part comprises the first support and is arranged on the lagging (2) on the first support.
10. square spring automatic forming mechanism according to claim 1, is characterized in that, the side shield (10) that described side shield part comprises the second support and arranges on the secondary support bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520111296.4U CN204934436U (en) | 2015-02-15 | 2015-02-15 | A kind of square spring automatic forming mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520111296.4U CN204934436U (en) | 2015-02-15 | 2015-02-15 | A kind of square spring automatic forming mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204934436U true CN204934436U (en) | 2016-01-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520111296.4U Expired - Fee Related CN204934436U (en) | 2015-02-15 | 2015-02-15 | A kind of square spring automatic forming mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204934436U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105880437A (en) * | 2016-04-07 | 2016-08-24 | 上海海鹰机械厂 | Manufacturing method applicable to various models of irregular torsion springs |
| CN108819335A (en) * | 2018-08-29 | 2018-11-16 | 兰州兰石集团兰驼农业装备有限公司 | Crank block type material cuber |
-
2015
- 2015-02-15 CN CN201520111296.4U patent/CN204934436U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105880437A (en) * | 2016-04-07 | 2016-08-24 | 上海海鹰机械厂 | Manufacturing method applicable to various models of irregular torsion springs |
| CN105880437B (en) * | 2016-04-07 | 2018-05-01 | 上海海鹰机械厂 | Suitable for the manufacture method of each model abnormity torsionspring |
| CN108819335A (en) * | 2018-08-29 | 2018-11-16 | 兰州兰石集团兰驼农业装备有限公司 | Crank block type material cuber |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20160106 Termination date: 20170215 |