CN100404160C - Full function spring press - Google Patents
Full function spring press Download PDFInfo
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- CN100404160C CN100404160C CNB2006100368381A CN200610036838A CN100404160C CN 100404160 C CN100404160 C CN 100404160C CN B2006100368381 A CNB2006100368381 A CN B2006100368381A CN 200610036838 A CN200610036838 A CN 200610036838A CN 100404160 C CN100404160 C CN 100404160C
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- spring
- control system
- spacing
- cam
- external diameter
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- 230000007246 mechanism Effects 0.000 claims abstract description 57
- 238000007689 inspection Methods 0.000 claims description 22
- 238000005520 cutting process Methods 0.000 claims description 12
- 230000001939 inductive effect Effects 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 238000001514 detection method Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000002950 deficient Effects 0.000 description 4
- 229910000639 Spring steel Inorganic materials 0.000 description 3
- 238000004033 diameter control Methods 0.000 description 2
- 229910001374 Invar Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The present invention relates to spring producing machine technology, and is especially a kind of full function spring press capable of producing spring based on the described spring size requirement. The full function spring press consists of mainly an outer diameter mechanism, a pitch mechanism, a bar feeding mechanism, a cutter mechanism, a length checking mechanism, a sorting mechanism and a control system. The outer diameter mechanism has linear cam with height changing linearly with the angle, and the control system controls the operation of all the mechanisms.
Description
Technical field:
The present invention relates to spring production machine tool technical field, refer in particular to simple spring profile of a kind of usefulness and tolerance and describe, can access the spring of being wanted and meet the full function spring press of full inspection requirement.
Background technology:
Known spring production machine generally needs debug repeatedly through the technical staff, only can make a kind of extension spring or compression spring, as the spring of special shape or required precision height, wastes time and energy during debugging, more can't guarantee precision, sometimes even can't access! Known spring production machine also has following defective:
1. line sending axle: can only set line sending length or scale, can't set the line sending number of turns.
2. slitter shaft (upper cutter or lower cutter): after cutting knife revolves and turns around, spring steel wire is cut off; Speed is slow, and efficient is low.
3. pitch axis: push away spacing with cam bit or ball screw, with the mode of debugging, access want between distance; Need debugging, not directly perceived.
4. outside journal axle: with the hand adjustment engineer's scale, or cam bit changes external diameter; Accent machine trouble, efficient is low, the specification requirement height.
5. Xian You pressure spring machine does not have built-in detection length and sorting unit, the spring of producing, and invar silk or other factors cause the free height instability, need artificially to judge sorting by manually measuring one by one, the quality instability, yield is low, and production efficiency is poor again.
Summary of the invention:
The objective of the invention is to overcome the defective of prior art, a kind of characteristic according to stage clip is provided, cooperative mechanical external diameter mechanism, between spacing mechanism, wire agency, cutter mechanism, inspection lead aircraft structure with the designing requirement of sorting mechanism, reaches as long as directly import footpath outside the spring, spacing, the number of turns, tolerance etc., describe with simple spring profile, can access the spring of being wanted, guarantee the full function spring press of tolerance grade, not only promote production efficiency, can reach the demand of 100% full inspection again.
For achieving the above object, full function spring press of the present invention is by external diameter mechanism, a spacing mechanism, and wire agency, cutter mechanism, inspection lead aircraft structure and sorting mechanism cooperate formation with control system, wherein:
External diameter mechanism, comprise a linear cam, cam height and angle have the relation of linear change, linear cam drives by connecting rod and receives in the external diameter controll block or outer opening, when cam angle degree is changed, can make the spring external diameter also can produce linear variable quantity, linear cam is installed on the outside journal axle, and outside journal axle is connected with servomotor;
Between spacing mechanism, make the variation and the linear variation of pitch axis of spring base, wherein the spacing push rod is by the control of spacing cam or screw mandrel, spacing cam or screw mandrel control connection servomotor;
Wire agency adopts wheels to drive line sending, and cooperating control system just to make line sending length is the long-pending of mean diameter of coil, the number of coils and pi;
Cutter mechanism is designed to the mode of operation of cutting repeatedly; The cutting knife minimum point is set is 0 degree and be used to cut off spring, so cutting knife is flapped toward negative angle by positive-angle, or only is flapped toward angle by negative angle and all spring can be cut off, and need not rotate a circle;
Inspection lead aircraft structure utilizes the non-contact inductive head, and the distance of detecting spring and inductive head allows control system can detect height of spring reality, compares with calibrated altitude, revises distance between next bar spring, thereby can reach the purpose of correction automatically; Control system provides the control signal of sorting mechanism according to the plus-minus tolerance demand;
Sorting mechanism is used to receive the spring of being produced, and its sorter branch is separated with certified products chamber, plus tolerance chamber and negative common difference chamber, and it is by electromagnetism screw rod or pneumatic control that the charging aperture in three chambeies alternately changes, electromagnetism screw rod or pneumatic electric connection control system;
Control system is a microcomputer control system, its major control external diameter mechanism, between spacing mechanism, the speed of the servomotor of wire agency and cutter mechanism and rotational angle show the spring parameter of input in the screen of micro computer, and are converted to the driving instruction of corresponding servomotor after micro computer is handled; And utilize inspection lead aircraft structure and sorting mechanism detection springs height, and revise spacing and certified products, plus-minus tolerance sorting, reach the required precision of 100% full inspection.
The contrast prior art, pressure spring machine disclosed by the invention comprises external diameter mechanism, a spacing mechanism, wire agency, cutter mechanism, inspection lead aircraft structure and sorting mechanism and microcomputer control system make pressure spring machine possess following characteristics:
1. in working range, can directly describe footpath, spacing, the number of turns outside the spring, tolerance can access the spring of being wanted.Producing stage clip can access spring as the formula as writing, convenient, fast.
2. control system built-in inspection lead aircraft structure and automatic fraction collector structure can be revised spring base according to the difference of free height.Guarantee the free height tolerance, sorting reaches the requirement of 100% full inspection automatically.
3. the cutting knife working method that is designed to cut repeatedly, the slitter shaft minimum point is made as 0 degree, be used to cut off spring, turn to negative 20 degree as cutting knife by positive 20 degree, or turn to positive 20 degree spring can be cut off by negative 20 degree, be that every rotation 40 degree are done a spring, do one than tradition 360 degree that rotate a circle, efficient exceeds several times.
Description of drawings:
Accompanying drawing 1 is a partial structurtes distribution schematic diagram of the present invention;
Accompanying drawing 2 is the setting schematic diagram of linear external diameter cam one embodiment;
Accompanying drawing 3 is the external diameter control flow chart;
Accompanying drawing 4 is the graph of a relation of spring actual pitch size and pitch axis;
Accompanying drawing 5 is a spring base control program flow chart;
Accompanying drawing 6 is sorting and spacing correction flow chart;
Accompanying drawing 7 is a sorting mechanism profile schematic diagram;
Accompanying drawing 9 is the full function spring press schematic diagram;
Accompanying drawing 10 detects the action schematic diagram for inspection lead aircraft structure one;
Accompanying drawing 11 is its two detections action schematic diagram of inspection lead aircraft structure.
The specific embodiment:
The present invention will be further described below in conjunction with accompanying drawing:
Shown in the accompanying drawing 1～11, full function spring press of the present invention, mainly by external diameter mechanism, a spacing mechanism, wire agency, cutter mechanism, inspection lead aircraft structure and sorting mechanism cooperate formation with control system, all be installed on the support by frame for movement.
External diameter mechanism comprises a linear cam 10, and linear cam 10 connects corresponding servomotor by outside journal axle, and linear cam 10 highly has the relation of linear change with angle.This linear cam 10 drives by connecting rod 11 and receives in external diameter controll block 12 and 13 or outer opening, and when cam 10 angles are changed, can make the spring external diameter also can produce linear variable quantity, and external diameter controll block 12 and 13 is interaction relation.
External diameter control flow chart shown in Figure 3 during use, is provided with the minimum point that is positioned at linear cam 10 zero point of outside journal axle, by controller function, rotates outside journal axle, and minimum outer diameter (this is the datum mark of external diameter) is set; Other gets a bit, the actual measurement, and input actual outside diameter value is provided with reference to external diameter (this is the reference point of external diameter); Establish datum mark (minimum outer diameter) and reference point (with reference to external diameter), controller can be calculated the external diameter working range according to the linear relationship of external diameter variation, the variation of control spring external diameter, and need not to take into account relevant frame for movement.
Shown in Figure 2, be 180 degree if the angle of minimum outer diameter is set, external diameter is 30.00mm; Angle with reference to external diameter is 90 degree, and external diameter is 60.00mm; The external diameter working range will be 30.00mm-90.00mm, be 75.00mm as external diameter, and outside journal axle will go to 40 degree places.
Between spacing mechanism, make the variation and the linear variation of pitch axis of spring base, wherein spacing push rod 20 is by the control of spacing cam or screw mandrel, spacing cam or screw mandrel connect corresponding servomotor.Operation control just near spring steel wire but do not touch, is made as 0 position of spacing (this is the datum mark of spacing) by spacing push rod 20; Push spacing push rod 20 to spring steel wire, the actual steel wire spacing that measures, input actual pitch value is provided with reference to spacing (this is the reference point of spacing); Establish datum mark and reference point, controller can drive spacing cam or screw mandrel work according to the linear relationship control servomotor of spacing variation, thus the variation of control spring spacing, and need not to take into account relevant frame for movement.Figure 4 shows that the graph of a relation of spring actual pitch size and pitch axis, Fig. 5 is spring base control program flow chart, and is simple to operate.
Wire agency adopts wheels 30 to drive line sending, and cooperating control system just to make line sending length is the long-pending of mean diameter of coil, the number of coils and pi; Be the line footpath (WD) that needs the input spring on the controller, for footpath (OD-WD) among the calculating spring.Actual line sending long (F), the number of turns (N), external diameter (OD), the relation in line footpath (WD) is as follows:
F=N* (OD-WD) * 3.14 (pis)
As run into the situation of reducing, footpath outside future, footpath outside at present can be considered that mode is as follows:
The present OD-WD of F=N*[()+(following OD-WD)]/2*3.14 (pi).
Cutter mechanism is designed to the mode of operation of cutting repeatedly; Slitter shaft 40 knee-actions are driven by a cam 41, and this cam 41 is provided with cam path 42 and articulates for slitter shafts 40 upper ends, and by controller the cutting knife minimum point are set and are used to cut off spring.Use the mode of operation cut repeatedly, turn to negative 20 degree as cutting knife by positive 20 degree, or turn to positive 20 degree spring can be cut off by negative 20 degree, promptly every rotation 40 degree are made a spring, do one than tradition 360 degree that rotate a circle, and efficient exceeds several times.
Inspection lead aircraft structure 70 utilizes the non-contact inductive head, and the distance of detecting spring and inductive head allows control system can detect height of spring reality, compares with calibrated altitude, revises distance between next bar spring; Control system provides the control signal of sorting mechanism according to the plus-minus tolerance demand.The non-contact inductive head is installed on the positive front end that spring stretches out, in the production work, but the free height of inspection lead aircraft structure 70 detection springs, and the non-contact inductive head feeds back to a spacing mechanism with the difference of height, disposable correction puts in place, adjusts distance between next bar spring automatically.
Shown in Figure 6; Behind the spring forming, inspection lead aircraft structure 70 detects free height, as is positioned at the margin of tolerance, and sorting mechanism remains in the non-defective unit position, and speed is kept ordinary production speed, the restriction of no speed.But as greater than plus tolerance or less than negative common difference, control system will add first-class automatically and treat that the time is for the sorting unit action, so do not influence normal speed of production.
For example:
1. the calibration earlier of the height of spring and demonstration is highly consistent.
As the screen of micro computer highly be shown as 12.00mm, consistent with calibrated altitude, spacing is not revised; (as shown in figure 10)
3. free height is 11.94mm, with calibrated altitude 12.00mm, and highly deficient 0.06mm;
4. as spacing circle 10.00 circles, every circle spacing should be revised+0.006mm;
5. present former spacing is that stripe pitch is modified to 4.011mm under the 4.005mm.(as shown in figure 11)
Shown in Fig. 7,8, the sorting mechanism branch is separated with certified products chamber 50 and plus tolerance chamber 51 and negative common difference chamber 52, it is to be realized by electromagnetism or pneumatic control one rotor plate S1 and S2 that the charging aperture in three chambeies alternately changes, electromagnetism or pneumatic all electrically connect with the microcomputer control system 60 of pressure spring machine with the non-contact inductive head: promptly actual height behind spring forming and calibrated altitude are consistent, then certified products chamber 50 charging apertures stay open, and receive finished product; And actual height behind spring forming and calibrated altitude are variant, as greater than the plus tolerance scope, then electromagnetism or pneumatic driving rotor plate S1 rotate, thereby close certified products chamber 50 charging apertures, open the charging aperture in plus tolerance chamber 51 simultaneously, realize the plus tolerance sorting, certified products chamber 50 charging apertures reopen after the spring base correction by the time.Actual height behind spring forming and calibrated altitude are as less than the negative common difference scope, then electromagnetism or pneumatic driving rotor plate S2 rotate, thereby close certified products chamber 50 charging apertures, open the charging aperture in negative common difference chamber 52 simultaneously, realize the negative common difference sorting, certified products chamber 50 charging apertures reopen after the spring base correction by the time.Guarantee the free height tolerance, sorting reaches the requirement of 100% full inspection automatically.The artificial judgement of deduction and exemption sorting, efficient height, product with stable quality.
Shown in Figure 9, control system, it is microcomputer control system 60, its major control external diameter mechanism, between spacing mechanism, the speed of the servomotor of wire agency and cutter mechanism and rotational angle show the spring parameter of input on the screen of micro computer, and are converted to the driving instruction of corresponding servomotor after micro computer is handled; And utilizing inspection lead aircraft structure and sorting mechanism detection springs height, correction spacing and certified products, plus-minus tolerance sorting reach the required precision of 100% full inspection.Realize every requirement of full function spring press, can directly describe footpath, spacing, the number of turns, tolerance outside the spring thus, can access the spring of being wanted.Producing stage clip can access spring as the formula as writing, convenient, fast.
Claims (1)
1. full function spring press is characterized in that: this pressure spring machine is mainly by external diameter mechanism, a spacing mechanism, and wire agency, cutter mechanism, inspection lead aircraft structure and sorting mechanism cooperate formation with control system, wherein:
External diameter mechanism, mainly comprise-linear cam, cam height and angle have the relation of linear change, linear cam drives by connecting rod and receives in the external diameter controll block or outer opening, when cam angle degree is changed, can make the spring external diameter also can produce linear variable quantity, linear cam is installed on the outside journal axle, and outside journal axle is connected with servomotor;
Between spacing mechanism, make the variation and the linear variation of pitch axis of spring base, wherein the spacing push rod is by the control of spacing cam or screw mandrel, spacing cam or screw mandrel control connection servomotor;
Wire agency adopts wheels to drive line sending, and cooperating control system just to make line sending length is the long-pending of mean diameter of coil, the number of coils and pi;
Cutter mechanism is designed to the mode of operation of cutting repeatedly; The cutting knife minimum point is set is 0 degree and be used to cut off spring, so cutting knife is flapped toward negative angle by positive-angle, or is flapped toward positive-angle by negative angle and all spring can be cut off;
Inspection lead aircraft structure utilizes the non-contact inductive head, and the distance of detecting spring and inductive head allows control system can detect height of spring reality, compares with calibrated altitude, revises distance between next bar spring; Control system provides the control signal of sorting mechanism according to the plus-minus tolerance demand;
Sorting mechanism is used to receive the spring of being produced, and its sorter branch is separated with certified products chamber, plus tolerance chamber and negative common difference chamber, and it is by electromagnetism screw rod or pneumatic control that the charging aperture in three chambeies alternately changes, electromagnetism screw rod or pneumatic electric connection control system;
Control system is a microcomputer control system, its major control external diameter mechanism, and a spacing mechanism, the speed of the servomotor of wire agency and cutter mechanism and rotational angle show the spring parameter of importing on the screen of micro computer.And the driving that is converted to corresponding servomotor after micro computer is handled is instructed; Utilize the feedback data of inspection lead aircraft structure, revise distance between next bar spring, do the plus-minus tolerance sorting simultaneously the spring height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100368381A CN100404160C (en) | 2006-07-21 | 2006-07-21 | Full function spring press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100368381A CN100404160C (en) | 2006-07-21 | 2006-07-21 | Full function spring press |
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| Publication Number | Publication Date |
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| CN1899721A CN1899721A (en) | 2007-01-24 |
| CN100404160C true CN100404160C (en) | 2008-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2006100368381A Expired - Fee Related CN100404160C (en) | 2006-07-21 | 2006-07-21 | Full function spring press |
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| CN101633025B (en) * | 2009-07-27 | 2011-04-13 | 嵊州市金狮弹簧机械有限公司 | Diameter changing mechanism of numerical control pressure spring machine |
| CN102266899A (en) * | 2011-07-22 | 2011-12-07 | 金元宝弹簧设备(东莞)有限公司 | Cutting mechanism for pressure spring machine |
| CN104624870B (en) * | 2015-01-30 | 2016-11-09 | 苏州中太动力弹簧有限公司 | Full function spring press |
| CN104984917A (en) * | 2015-06-30 | 2015-10-21 | 浙江德清众鑫盛五金弹簧有限公司 | Spring detection and sorting device |
| CN109396302A (en) * | 2018-11-13 | 2019-03-01 | 世登精密机械(昆山)有限公司 | A kind of automatic pressure spring machine |
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| CN109433973A (en) * | 2018-11-13 | 2019-03-08 | 华精密机械（昆山）有限公司 | A kind of full-automatic pressure spring machine |
| CN109396299A (en) * | 2018-11-13 | 2019-03-01 | 世登精密机械(昆山)有限公司 | A kind of automatic pressure spring machine of stable blanking |
| CN109530587B (en) * | 2018-11-17 | 2020-06-23 | 南通瑞斯电子有限公司 | Axial deviation correcting device for spring |
| CN109396304A (en) * | 2018-11-19 | 2019-03-01 | 世登精密机械(昆山)有限公司 | A kind of new type auto pressure spring machine |
| CN109433975A (en) * | 2018-11-19 | 2019-03-08 | 华精密机械（昆山）有限公司 | A kind of full-automatic pressure spring machine of band alignment function |
| CN109433976A (en) * | 2018-11-19 | 2019-03-08 | 华精密机械（昆山）有限公司 | A kind of new automatic pressure spring machine |
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| JPH0576850A (en) * | 1991-09-18 | 1993-03-30 | Asahi Seiki Kogyo Kk | Method and apparatus for inspecting and sorting free length and opposed angle of coil spring |
| US6142002A (en) * | 1998-08-21 | 2000-11-07 | Kabushiki Kaisha Itaya Seisaku Sho | Spring manufacturing apparatus and tool selection apparatus |
| CN1506178A (en) * | 2002-11-26 | 2004-06-23 | 美蓓亚株式会社 | Wire forming machinery |
| CN2637029Y (en) * | 2003-08-22 | 2004-09-01 | 李英魁 | Spring forming machine |
| CN1610585A (en) * | 2001-12-14 | 2005-04-27 | L&P产权管理公司 | Two wire spring making machine and method |
| JP2006026730A (en) * | 2004-07-22 | 2006-02-02 | Shinko Kikai Kogyo Kk | Wire cutting device of spring manufacturing machine |
| CN1787889A (en) * | 2003-05-13 | 2006-06-14 | 施普尔股份公司圣加伦 | Spring winding machine and method for controlling a spring winding machine |
-
2006
- 2006-07-21 CN CNB2006100368381A patent/CN100404160C/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0576850A (en) * | 1991-09-18 | 1993-03-30 | Asahi Seiki Kogyo Kk | Method and apparatus for inspecting and sorting free length and opposed angle of coil spring |
| US6142002A (en) * | 1998-08-21 | 2000-11-07 | Kabushiki Kaisha Itaya Seisaku Sho | Spring manufacturing apparatus and tool selection apparatus |
| CN1610585A (en) * | 2001-12-14 | 2005-04-27 | L&P产权管理公司 | Two wire spring making machine and method |
| CN1506178A (en) * | 2002-11-26 | 2004-06-23 | 美蓓亚株式会社 | Wire forming machinery |
| CN1787889A (en) * | 2003-05-13 | 2006-06-14 | 施普尔股份公司圣加伦 | Spring winding machine and method for controlling a spring winding machine |
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| JP2006026730A (en) * | 2004-07-22 | 2006-02-02 | Shinko Kikai Kogyo Kk | Wire cutting device of spring manufacturing machine |
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| CN1899721A (en) | 2007-01-24 |
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