CN102091747A - Spring winding machine - Google Patents
Spring winding machine Download PDFInfo
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- CN102091747A CN102091747A CN2009102322070A CN200910232207A CN102091747A CN 102091747 A CN102091747 A CN 102091747A CN 2009102322070 A CN2009102322070 A CN 2009102322070A CN 200910232207 A CN200910232207 A CN 200910232207A CN 102091747 A CN102091747 A CN 102091747A
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- core bar
- spring
- steel wire
- mandrel
- support
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Abstract
The invention provides a piston ring supported spring winding machine which has high productivity and high automatic degree. The spring winding machine comprises an engine base, a spindle part provided with a clamping device, a tensioning device, a mandrel and a longitudinally moving part which can move along the longitudinal direction parallel to the spindle. A steel wire penetrates the longitudinally moving part, then the steel wire and one end of the mandrel extend into the spindle part simultaneously and are clamped by the clamping device, and the other end of the mandrel is rotatably connected with a supporting device. One end of the mandrel and the end part of the steel wire are clamped by the clamping device; the other end of the mandrel is connected with the supporting device; the spindle part rotates to drive the mandrel to rotate; meanwhile, the longitudinally moving part moves longitudinally; and the steel wire is wound on the peripheral surface of the mandrel to form a spiral spring. When the longitudinally moving part moves longitudinally at a constant speed, spiral equal-pitch springs can be wound; and when the longitudinally moving part moves longitudinally at a variable speed, spiral variable-pitch springs can be wound.
Description
Technical field
The present invention relates to be used for the torsion machine of coiling spring, specifically, is a kind of torsion machine of coiling piston ring inner support spring.
The background situation
Piston ring is one of vehicle key parts, and direct relation the service behaviour and the service life of engine.Oil ring in the piston ring group, performance are very outstanding, and particularly its inner spring of installing is bigger to its frizing influential effect, is directly controlling the consumption of engine motor oil.
Piston ring oil ring inner support spring is a kind of more special spring, mainly is because of it curls up than little (ratio of spring external diameter and steel wire diameter), and has exceeded normal range (NR), and common spring is manufactured equipment and is difficult to coiling.Piston ring oil ring inner support spring is divided into two kinds: etc. pitch spring, variable-pitch spring.The pitch P of variable-pitch spring, p0 axially are different along spring, referring to Fig. 1.Piston ring inner support spring producer adopts manual coiling and two kinds of ways of automatic winding at present.
1, manual coiling: install fairly simplely, production efficiency is general, and one people can only operate one, can not realize continuous coiling and cut-out; For variable-pitch spring, also can only coiling good etc. on the basis of pitch spring, artificial elongation is carried out at two ends, this method camber of spring is big, quality is very unstable.
2, automatic winding: each producer's spring method for production of the domestic same industry differs, and particularly the equipment level of coiling variable-pitch spring is uneven, but does not have a kind of special equipment of comparative maturity, and is that have even very original, can't satisfy the needs of modern production at all.
Summary of the invention
The purpose of this invention is to provide a kind of production efficiency height, piston ring inner support spring Coil-up machine that automaticity is high.
This torsion machine comprises on support, the support spindle unit and the swelling device that contains clamping device is set, it also comprises core bar, be arranged on the support can along parallel with main shaft vertically move vertically move parts; Steel wire passes and vertically moves behind the parts and an end of core bar extends in the spindle unit simultaneously and clamped device clamps, and the other end and the bracing or strutting arrangement of core bar are rotationally connected.
The process of its coiling spring: clamping device clamps an end of core bar and the end of steel wire together; The other end with core bar is connected with bracing or strutting arrangement then, makes core bar be unlikely to crooked when rotating; Spindle unit rotates and drives the core bar rotation, vertically moves parts simultaneously and vertically moves, and steel wire just turns to spiral spring on the outer peripheral face of core bar.When vertically moving parts when vertically at the uniform velocity mobile, can coiling go out pitch springs such as spirality; When vertically moving the vertical speed change of parts when moving, can coiling go out the spirality variable-pitch spring.The spring Coil-up machine that the present invention is a kind of production efficiency height, automaticity is high such as can realize at the coiling of pitch and variable-pitch spring.
As further improvement, it also comprises and being arranged on the support and at the shearing device that is used to cut off steel wire at the rear longitudinally of spindle unit; There is through hole at the spindle unit center; After clamping device unclamps steel wire and core bar, vertically move parts and move, the spring that coiling is good passes described through hole through the end of core bar one end and is admitted to shearing device.Because above-mentioned shearing device has been arranged, can be admitted to shearing device after spring Coil-up is good steel wire is cut off, more accelerated the production efficiency height, improved automaticity.Before preferably an end of the core bar through hole that passes the spindle unit center extended to shearing device, core bar was that the spring that opposing connection makes plays guide effect in being admitted to the shearing device process like this.Described shearing device can be arranged on one can regulate on the parts position of conveniently adjusted like this cut-out steel wire with respect to the off-position that support vertically moves.
As further improvement, it also comprises with bracing or strutting arrangement and being connected to drive the actuating mechanism (bracing or strutting arrangement and this actuating mechanism have been combined into swelling device) that bracing or strutting arrangement longitudinally moves; After clamping device clamped steel wire and core bar one end, the actuating mechanism action made core bar be subjected to axial tensile force by bracing or strutting arrangement.Core bar is subjected to axial tensile force, has guaranteed that more core bar is straightened, so that the spring that coiling goes out is unlikely to crooked.
As further improvement, vertically move parts comprise guide rod, motor, around spring piece, nut seat, screw mandrel, with the screw mandrel nut engaged, guide rod and screw mandrel are arranged on the support, are equipped with on the nut seat around the spring piece, core bar passes around the spring piece, and motor is connected with screw mandrel to drive its rotation.Best described motor is a servomotor, and it also comprises the digital control system that output is connected with servomotor.By the digital control servo system control mode, the full-automatic coiling of pitches such as realization, variable-pitch spring.
The present invention has the following advantages: etc. the manufacturing of pitch or variable-pitch spring, can both realize with on one equipment; Possess higher production efficiency and automatization level; Realize the production process flexibility, can adapt to the requirement of many kinds, small lot.
Description of drawings
Fig. 1 is the schematic diagram of variable-pitch spring.
Fig. 2 is the coiling principle schematic.
Fig. 3 is the torsion machine front view.
Fig. 4 is the vertical view of Fig. 3.
Fig. 5 is a spindle unit structure chart among Fig. 3.
The specific embodiment
Torsion machine shown in Fig. 3-5 is provided with motor 2 and the spindle unit 3 that contains clamping device on support 1.Be provided with swelling device 4 along main shaft axial (vertically) in spindle unit 3 the place aheads, longitudinally be provided with the shearing device 5 that is used to cut off steel wire at spindle unit 3 rears.Shearing device 5 is installed in the off-position of mainly forming with screw mandrel 61 and slide block 62 and regulates on the parts 6.Off-position is regulated parts 6 and is arranged on the support.By rotary screw rod 61, slide block 62 and the shearing device 5 that connects thereon just are along the longitudinal movement.Contain in the shearing device 5 carry out to cut off action cut-out cylinder 51, cut off on the cylinder axis of cylinder 51 and connect the cutoff tool 52 that is used for cutting off the good spring of coiling 81.Have in the shearing device 5 with spindle unit 3 on the passage 53 of through hole 37 on same axis so that the good spring of coiling can pass through hole 37 admission passages 53.The port of passage 53 has cutoff tool 52.Cutoff tool 52 is moving on perpendicular to the direction of passage 53 under the drive of cutting off cylinder 51.
The rotation ring set (bracing or strutting arrangement) 42 that swelling device 4 comprises bearing 41, be rotationally connected with 41 one-tenth of bearings, be connected to drive the tensioner cylinder 43 (actuating mechanism) that it is along the longitudinal movement with the swivel becket cover.Bearing 41 is arranged on the support 1.
Vertically move that parts 7 comprise two guide rods 71, servomotor 72, the digital control system that is connected with servomotor around spring piece 73, nut seat, screw mandrel 74, with screw mandrel nut engaged, output etc.Be equipped with on the nut seat around the spring piece.Guide rod and screw mandrel and main shaft are arranged on the support abreast.Servomotor 72 is connected with screw mandrel to drive its rotation, drives by feed screw nut pair and moves along screw mandrel 74 around spring piece 73.Guide rod passes around the spring piece and leads with opposing connection spring piece.Core bar also passes around the spring piece.The output of digital control system also links to each other with the magnetic valve of control tensioner cylinder 43, clamping cylinder 35, cut-out cylinder 51.
Before the through hole 37 that the left end of core bar 9 passes the spindle unit center extends to shearing device, right-hand member with rotate ring set 42 and be rotatedly connected.Being used for the steel wire 8 of coiling spring passes around the spring piece and extends in the spindle unit along being parallel to the core bar direction.
Around the spring principle, referring to Fig. 2, spindle unit 3 produces and rotatablely moves, and inner crossing grip holder 33 will pass the core bar 9 of its through hole 37 (size of the spring endoporus that its decision coiling goes out) and steel wire clamps simultaneously, and rotatablely move; The core bar right-hand member is strained core bar stretching with swelling device 4; The middle part is around spring piece 73, moves under digital control system control around the spring piece, goes out to meet the spring that pitch requires with coiling.
Clamping device in the spindle unit makes piston rod produce axially-movable with compressed air as power.When the cylinder left end led to compressed air, piston rod moved to right, and utilized the wedge surface of clamping plate and cross fixture block that two cross fixture blocks are clamped spring and core bar in rotation, thereby carried out the coiling of spring; When the cylinder right-hand member led to compressed air, piston rod moved to left, and the cross fixture block is thrown off by spring force, at this moment can carry out the spring that coiling is good and send into the operation that the cut-out parts are cut off.
It is that core bar is stretching that swelling device mainly acts on, and it is crooked that the spring that coiling is gone out is unlikely to.It is that the spring that coiling is good cuts off that shearing device mainly acts on, and shearing length is adjustable.Swelling device, shearing device belong to prior art, no longer describe.
Digital control system control servomotor, and then control is around spring piece move left and right speed.Pitch according to the speed of mainshaft and spring can calculate around spring piece translational speed, programmes by these data.Compress, tensioner, cut-out cylinder move by solenoid control, digital control system can be sent various signals and instruction to magnetic valve.Digital control system belongs to prior art, no longer describes.
Spring Coil-up step of the present invention: the clamping cylinder action, the clamping cylinder piston rod moves to right, and the cross fixture block clamps steel wire and core bar, rotates together with main shaft.The action of tensioner cylinder, the tensioner cylinder piston rod moves to right, and core bar is stretching, prevents to produce when spring crooked.Move to right translational speed and apart from setting in the follow procedure by numerical control instruction around the spring piece.When the spring piece is shifted to the right to the position of procedure stipulation by instruction, the clamping cylinder action, the clamping cylinder piston rod moves to left, and the cross fixture block unclamps steel wire and core bar (this moment, main shaft still rotated).The action of tensioner cylinder, the tensioner cylinder piston rod moves to left, and makes core bar be in relaxed state; Move to left fast around the spring piece simultaneously, the spring that coiling is good (not comprising core bar) is sent into shearing device.The action of cut-out cylinder is cut off cylinder piston rod and is moved down, and utilizes cutting off tool by the length of adjusting spring to be cut off, and action is once more cut off on the cylinder piston rod and moved after the time-delay, gets back to the origin-location.From the clamping cylinder action, program is carried out next one circulation automatically, realizes the continuous coiling of spring.
Present embodiment has the following advantages: etc. the manufacturing of pitch or variable-pitch spring, can both realize with on one equipment; The continuous coiling of spring be can realize, automatic discharging and cut-out comprised; Possess higher production efficiency and automatization level; Realize the production process flexibility, can adapt to the requirement of many kinds, small lot; Safety, reasonable, efficient.
Claims (7)
1. torsion machine comprises spindle unit and the bracing or strutting arrangement that contains clamping device is set on support, the support, it is characterized in that: further comprising core bar, be arranged on the support can along parallel with main shaft vertically move vertically move parts; Steel wire passes and vertically moves behind the parts and an end of core bar extends in the spindle unit simultaneously and clamped device clamps, and the other end and the bracing or strutting arrangement of core bar are rotationally connected.
2. torsion machine according to claim 1 it is characterized in that: further comprising and is arranged on the support and at the shearing device that is used to cut off steel wire at the rear longitudinally of spindle unit; There is through hole at the spindle unit center; After clamping device unclamps steel wire and core bar, vertically move parts and move, the spring that coiling is good passes described through hole through the end of core bar one end and is admitted to shearing device.
3. torsion machine according to claim 2 is characterized in that: before the through hole that an end of core bar passes the spindle unit center extends to shearing device.
4. torsion machine according to claim 2 is characterized in that: shearing device is arranged on one and can regulates on the parts with respect to the off-position that support vertically moves.
5. torsion machine according to claim 1 it is characterized in that: further comprising and is connected with bracing or strutting arrangement to drive the actuating mechanism that bracing or strutting arrangement longitudinally moves; After clamping device clamped steel wire and core bar one end, the actuating mechanism action made core bar be subjected to axial tensile force by bracing or strutting arrangement.
6. torsion machine according to claim 1, it is characterized in that: vertically move parts comprise guide rod, motor, around spring piece, nut seat, screw mandrel, with the screw mandrel nut engaged, guide rod and screw mandrel are arranged on the support, be equipped with on the nut seat around the spring piece, core bar passes around the spring piece, and motor is connected with screw mandrel to drive its rotation.
7. torsion machine according to claim 6 is characterized in that: described motor is a servomotor, and it also comprises the digital control system that output is connected with servomotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102322070A CN102091747A (en) | 2009-12-09 | 2009-12-09 | Spring winding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102322070A CN102091747A (en) | 2009-12-09 | 2009-12-09 | Spring winding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102091747A true CN102091747A (en) | 2011-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102322070A Pending CN102091747A (en) | 2009-12-09 | 2009-12-09 | Spring winding machine |
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| CN (1) | CN102091747A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103801603A (en) * | 2012-11-14 | 2014-05-21 | 江西昌河航空工业有限公司 | Spiral check ring winding method and device |
| CN105750459A (en) * | 2016-04-13 | 2016-07-13 | 何浩然 | Spring winding device for manufacturing infinite-long springs |
| CN109702116A (en) * | 2019-01-09 | 2019-05-03 | 合肥速能机械科技有限责任公司 | A kind of air-conditioning duct wire Wiring apparatus |
| CN109732016A (en) * | 2019-03-05 | 2019-05-10 | 武汉奥绿新生物科技股份有限公司 | Spring Coil-up device |
| CN109879117A (en) * | 2019-04-15 | 2019-06-14 | 常州纺织服装职业技术学院 | A kind of deoxidation aluminium wire wind for molten steel sampler |
-
2009
- 2009-12-09 CN CN2009102322070A patent/CN102091747A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103801603A (en) * | 2012-11-14 | 2014-05-21 | 江西昌河航空工业有限公司 | Spiral check ring winding method and device |
| CN105750459A (en) * | 2016-04-13 | 2016-07-13 | 何浩然 | Spring winding device for manufacturing infinite-long springs |
| CN109702116A (en) * | 2019-01-09 | 2019-05-03 | 合肥速能机械科技有限责任公司 | A kind of air-conditioning duct wire Wiring apparatus |
| CN109732016A (en) * | 2019-03-05 | 2019-05-10 | 武汉奥绿新生物科技股份有限公司 | Spring Coil-up device |
| CN109879117A (en) * | 2019-04-15 | 2019-06-14 | 常州纺织服装职业技术学院 | A kind of deoxidation aluminium wire wind for molten steel sampler |
| CN109879117B (en) * | 2019-04-15 | 2024-02-20 | 常州纺织服装职业技术学院 | Deoxidized aluminum wire winding device for molten steel sampler |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110615 |