CN112846003A - Method for making digital mark on spring - Google Patents
Method for making digital mark on spring Download PDFInfo
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- CN112846003A CN112846003A CN202110204118.6A CN202110204118A CN112846003A CN 112846003 A CN112846003 A CN 112846003A CN 202110204118 A CN202110204118 A CN 202110204118A CN 112846003 A CN112846003 A CN 112846003A
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- 238000000034 method Methods 0.000 title claims abstract description 43
- 239000000463 material Substances 0.000 claims abstract description 63
- 238000004804 winding Methods 0.000 claims abstract description 40
- 238000004080 punching Methods 0.000 claims abstract description 30
- 238000003825 pressing Methods 0.000 claims abstract description 29
- 238000005520 cutting process Methods 0.000 claims abstract description 26
- 238000005096 rolling process Methods 0.000 claims abstract description 18
- 230000000670 limiting effect Effects 0.000 claims abstract description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 238000005422 blasting Methods 0.000 claims abstract description 4
- 238000004806 packaging method and process Methods 0.000 claims abstract description 4
- 238000004513 sizing Methods 0.000 claims abstract description 4
- 238000004381 surface treatment Methods 0.000 claims abstract description 4
- 238000005496 tempering Methods 0.000 claims abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 6
- 238000007493 shaping process Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F35/00—Making springs from wire
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
- B21C51/005—Marking devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F1/00—Bending wire other than coiling; Straightening wire
- B21F1/02—Straightening
- B21F1/026—Straightening and cutting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F11/00—Cutting wire
- B21F11/005—Cutting wire springs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F23/00—Feeding wire in wire-working machines or apparatus
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F3/00—Coiling wire into particular forms
- B21F3/02—Coiling wire into particular forms helically
- B21F3/04—Coiling wire into particular forms helically externally on a mandrel or the like
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wire Processing (AREA)
Abstract
The invention discloses a method for making digital marks on springs, which comprises the following steps: the method comprises the following steps of coiling a spring, performing heat treatment, performing shot blasting, strongly twisting, performing sizing tempering, performing surface treatment and packaging, and is characterized in that the coil spring comprises the following steps: feeding, namely, adopting a feeding tray, straightening, and adopting a straightening mechanism, wherein the material enters the straightening mechanism from the feeding tray; stamping, namely, a stamping power mechanism and a pressing die are adopted; the material rolling method comprises the following steps of (1) rolling materials, wherein a rolling core shaft is arranged in a rotating mode, a limiting groove matched with materials is formed in the rolling core shaft, and an inner circle forming cutter, a forming block and a curve gauge which are arranged in a linear sliding mode are arranged outside the rolling core shaft; cutting materials by adopting a cutting power mechanism and a cutter, wherein the cutting power mechanism and the cutter are positioned between the winding core shaft and the pressing die; the invention has the advantages that the word punching is not carried out as a single procedure any more, the cost and the waste of personnel are saved, and the increase of the digital identification by the equipment can ensure the consistency of the identification, improve the product quality and avoid the quality accident caused by the increase of the digital identification.
Description
Technical Field
The application relates to the technical field of spring processing methods, in particular to a method for making digital marks on a spring.
Background
The coil spring process in the production of the scroll spring is usually used as an independent process, for example, in the invention patent disclosed in the patent document of China with the patent number CN 2019111560122 in 3.10.2020, the application discloses an automatic forming method of the scroll spring, which specifically comprises the following steps: s1, pushing the high-temperature heating furnace to move forwards through the first pneumatic device, pushing the wire out of the cooling mechanism through the winding device, and attaching the extending part to the inner side of the high-temperature heating furnace to heat the wire; s2, the first pneumatic device drives the high-temperature heating furnace to return backwards, and the winding device retracts the heated wire into the cooling mechanism for rapid cooling and quenching; s3, the second pneumatic device pushes the winding device and the cooling mechanism to move right to the first curve gauge, the winding device slowly pushes out the quenched wire, the first curve gauge moves up to perform inner ring angle folding on the wire, S4 and the third pneumatic device push the second curve gauge to move left, the winding device accelerates to push the wire at a constant speed, the first curve gauge is used for rolling and supporting the bottom of the wire, and the spring wire is wound through the position between the two movable rollers of the second curve gauge to complete the forming of the main body.
Because only the outer hook of the scroll spring is exposed after the client is assembled, in order to distinguish the product types, the client needs to add an unremovable digital mark at the outer hook of the scroll spring. Although some methods exist for painting a logo, the logo is easily blurred during rubbing, and the cost of the paint logo, both material and labor costs, is high. The increase of the numerical identification of the prior art exists as a single procedure after the forming is finished, the numerical identification is added at the outer hook by using a punch, but the use of the punch for punching characters has the following defects: 1. the punching of the punch has certain impact force, and the volute spiral spring is not well positioned, so that the position of the digital mark is easy to deviate and has poor consistency; 2. the working height of a stamping die of a punch press needs to be continuously debugged by an operator, if the debugging is not good, the stamping depth is different, if the depth is too shallow, a digital mark is not clear and cannot be identified, and if the depth is too deep, cracks are generated at an outer hook, so that quality accidents are caused; 3. the increased number mark exists as a single process at present, extra personnel are needed to be added for manufacturing and processing, and the cost is increased and the personnel waste is caused.
Disclosure of Invention
Based on the defects in the prior art, the invention provides a method for making digital marks on springs, which is particularly suitable for volute springs, the digital marks are added in the forming process, the cost and the waste of personnel are saved, the completion of the digital mark process is realized by a coil spring device, the consistency of the marks can be ensured, the product quality is improved, and the quality accidents caused by the addition of the digital marks are avoided.
In order to achieve the above object, the present application adopts the following technical solutions.
A method for making digital marks on springs comprises the following steps: the method comprises the following steps of coiling a spring, performing heat treatment, performing shot blasting, strongly twisting, performing sizing tempering, performing surface treatment and packaging, and is characterized in that the coil spring comprises the following steps:
A. feeding, namely winding the material on a rotationally arranged feeding disc by adopting the feeding disc;
B. straightening, namely adopting a straightening mechanism, enabling the material to enter the straightening mechanism from the material loading plate, and straightening the material through the straightening mechanism in the moving process of the material;
C. stamping, namely, a stamping power mechanism and a pressing die are adopted; the straightened material passes through a pressing die, and the pressing die finishes the character punching at the designated position on the material through a character punching power mechanism;
D. the method comprises the following steps of (1) rolling materials, wherein a rolling core shaft is rotationally arranged, a limiting groove matched with materials is arranged on the rolling core shaft, an inner circle forming cutter, a forming block and a curve gauge which are linearly arranged in a sliding mode are arranged outside the rolling core shaft, after the materials subjected to word punching enter the limiting groove in the rolling core shaft, the inner circle forming cutter abuts against the periphery side of the rolling core shaft, the radius control of the inner circle of a coil spring is realized, and then the forming block and the curve gauge are matched to complete radian control when the coil spring is wound;
E. cutting the material by adopting a cutting power mechanism and a cutter, wherein the cutting power mechanism and the cutter are positioned between the winding core shaft and the pressing die, and after the winding is finished, the cutter finishes the cutting of the material by the pressure of the cutting power mechanism;
a feeding mechanism is arranged between the step A and the step D and used for feeding; the step B, C, D and the step E can be continuously completed when the material is fed by the feeding mechanism, and continuous word punching and coil spring are realized.
The character punching is completed in the forming process of the coil spring, the character punching does not exist as a single process, the cost and the waste of personnel are saved, the increase of the digital identification is carried out by equipment, the consistency of the identification can be ensured, the product quality is improved, and the quality accident caused by the increase of the digital identification is avoided.
Preferably, the straightening mechanism comprises a plurality of upper straightening wheels and a plurality of lower straightening wheels which are alternately arranged, the axes of all the upper straightening wheels are arranged in parallel on the same horizontal plane, and the axes of all the lower straightening wheels are arranged in parallel on the same horizontal plane; the lower end tangent of the upper straightening wheel and the upper end tangent of the lower straightening wheel are arranged in parallel. The upper straightening wheels and the lower straightening wheels are alternately arranged to finish reliable straightening of the materials.
Preferably, the feeding mechanism comprises a plurality of groups of feeding wheel sets, the feeding wheel sets are provided with feeding motors, and each feeding wheel set comprises an upper feeding wheel and a lower feeding wheel which are arranged at an upper gap and a lower gap; the axes of all the upper feeding wheels are arranged in parallel on the same horizontal plane, and the axes of all the lower feeding wheels are arranged in parallel on the same horizontal plane.
Preferably, the feeding mechanism is located between the cutter and the die. The material between cutter and the moulding-die has been straightened, and this department is close the intermediate position of each station again, consequently can play sufficient traction and pushing action, and feeding mechanism pay-off is comparatively steady, and in addition, feeding mechanism can also play supplementary alignment effect.
Preferably, the forming block is rotatably provided with a forming bearing towards one end of the winding core shaft. The rotation of shaping bearing sets up can with wind spring normal running fit to reduce the roll core axle and drive the material when rotating and the friction between the shaping part, improve shaping quality.
Preferably, the winding core shaft and the forming block are positioned on the same straight line, the forming block is arranged in a sliding mode along the radial direction of the winding core shaft, and the forming block is provided with a linear power mechanism. The forming block can be matched with the periphery of the winding core shaft, and the quality of the coil spring is controlled.
Preferably, two groups of curve gauges are arranged, one ends of the curve gauges, facing the winding core shaft, are provided with arc surfaces, the curve gauges are fixed on a sliding block, the sliding block is arranged on a sliding rail in a sliding mode, and the sliding block is provided with linear power elements parallel to the sliding rail; the two groups of curve gauges are symmetrically arranged on two sides of the forming block. The two symmetrically arranged curve gauges respectively complete the arc limiting of the upper side and the lower side of the coil spring, and the curve gauges are matched with the material pressing effect of the forming bearing, so that the reliability and the standard of the radian of the formed coil spring are ensured, and the quality of the coil spring is improved.
Preferably, the inner circle forming cutter and the cutting cutter are arranged oppositely up and down. The inner circle forming cutter and the cutter are matched for use, so that the cutter can conveniently work to finish material cutting, and the number of dies matched with the cutter is reduced.
Preferably, the winding core shaft is provided with a winding core motor, the winding core motor is arranged on a frame, the punching power mechanism, the feeding mechanism and the cutting power mechanism are sequentially arranged on the frame, the inner circle forming cutter, the forming block and the curve gauge are respectively arranged on the frame in a sliding manner, and the frame is further provided with a lower die which is positioned on the lower side of the punching power mechanism and matched with the pressing die. The character punching station, the feeding mechanism station, the coil spring station and the material cutting station are integrated on the same frame to form an integral device, so that the integration of the device is improved, and the device is convenient to use; the space occupation of the equipment is reduced.
Preferably, the lower side surface of the pressing die is a plane, the lower side surface of the pressing die is provided with an identification block arranged in a protruding plane, the upper side of the lower die is provided with a limit groove matched with materials, two sides of the limit groove are respectively provided with a sliding wall arranged in a sliding mode along the direction perpendicular to the limit groove, a curved elastic plate with an upward curved surface is arranged between the sliding wall and the lower die, the sliding wall is L-shaped, the transverse end of the sliding wall is in sliding fit with the lower die, the curved elastic plate is fixedly connected with the transverse end of the sliding wall, and the upper end of the curved elastic plate is higher than the highest position of the vertical end of. The pressing size of the pressing die is limited by the vertical end of the sliding wall, so that the material is prevented from being flattened, the transverse size of the material is prevented from being enlarged to influence the quality of the coil spring, and the quality of the coil spring is ensured; and when the pressing die is pressed down, the curved surface elastic plate can be pressed down firstly, so that the two sliding walls move relatively, the transverse limiting effect on the material is achieved, and the quality of the coil spring is further ensured.
The invention has the following beneficial effects: the character punching is completed in the forming process of the coil spring, the character punching is not needed to be carried out as a single process, the cost and the waste of personnel are saved, and the increase of the digital identification is carried out by equipment, so that the consistency of the identification can be ensured, the product quality is improved, and the quality accident caused by the increase of the digital identification is avoided; the integration of the equipment is high, and the equipment is convenient to use; the space occupation of the equipment is small; the influence of the character punching process on the size of the material is reduced, and the quality of the coil spring can be ensured.
Drawings
FIG. 1 is a schematic diagram of the principle of the invention of the material compounding of a spring coiling apparatus.
FIG. 2 is a schematic view showing the arrangement of the mating of the press mold and the lower mold in the present invention.
In the figure: the base 1, the rotating shaft 11, the sleeve 12, the tray 13, the upper straightening wheel 21, the lower straightening wheel 22, the punching power mechanism 3, the pressing die 31, the identification block 32, the lower die 33, the limiting groove 34, the curved surface elastic plate 35, the winding shaft 4, the forming block 41, the forming bearing 42, the frame 5, the inner circle forming cutter 6, the curve gauge 7, the sliding block 71, the sliding rail 72, the cam 73 and the lower feeding wheel 92 of the feeding wheel 91 and the lower feeding wheel 92 of the upper feeding wheel 81.
Detailed Description
The invention is further illustrated with reference to the figures and the specific embodiments.
Examples
As shown in fig. 1 and 2, a method for making a digital mark on a spring, the spring processing comprises the following steps: the method comprises the following steps of coiling a spring, performing heat treatment, performing shot blasting, strongly twisting, performing sizing tempering, performing surface treatment and packaging, and is characterized in that the coil spring comprises the following steps:
A. feeding, namely, a feeding disc is adopted, and the material 10 is wound on the rotationally arranged feeding disc; go up the charging tray and include base 1, base 1 center is equipped with pivot 11, goes up the charging tray and establish sleeve 12 on pivot 11 and the tray 13 that is located sleeve 12 lower extreme including rotating the cover, and tray 13 and base 1 sliding contact, material 10 twines on sleeve 12.
B. Straightening, namely adopting a straightening mechanism, enabling the material 10 to enter the straightening mechanism from a material loading tray, and straightening the material 10 through the straightening mechanism in the moving process of the material 10; specifically, the straightening mechanism comprises three upper straightening wheels 21 and two lower straightening wheels 22 which are alternately arranged, the axes of all the upper straightening wheels 21 are arranged in parallel on the same horizontal plane, and the axes of all the lower straightening wheels 22 are arranged in parallel on the same horizontal plane; the lower end tangent of the upper straightening wheel 21 and the upper end tangent of the lower straightening wheel 22 are arranged in parallel. The upper straightening wheels 21 and the lower straightening wheels 22 are alternately arranged to finish the reliable straightening of the material 10.
C. The character punching adopts a character punching power mechanism 3 and a pressing die 31; the straightened material 10 passes through a pressing die 31, and the pressing die 31 finishes the character punching at the designated position on the material 10 through a character punching power mechanism 3; the power mechanism for punching characters 3 adopts a cylinder. The moulding-die 31 downside is equipped with complex lower mould 33, and the downside of moulding-die 31 is the plane, is equipped with the identification block 32 that the convex plane set up on the downside of moulding-die 31, and lower mould 33 upside is equipped with the spacing groove 34 of cooperation material 10, the tank bottom and the material 10 high cooperation of spacing groove 34. The both sides of spacing groove 34 are equipped with respectively along the gliding wall 35 that sets up of perpendicular spacing groove 34 direction, be equipped with the ascending curved surface elastic plate 36 of curved surface between gliding wall 35 and the lower mould 33, the shape of gliding wall 35 is "L" shape, the horizontal end and the lower mould 33 sliding fit of gliding wall 35, the horizontal end fixed connection of curved surface elastic plate 36 and gliding wall 35, be equipped with the transition fillet between the horizontal end of gliding wall 35 and the vertical end, the one end of curved surface elastic plate 36 is equipped with the changeover portion of cooperation and transition fillet and is located the terminal linkage segment of changeover portion, the fixed laminating of the horizontal end of linkage segment and gliding wall 35. The upper end of the lower die 33 is fixedly connected with the other end of the curved elastic plate 36. The upper end of the curved elastic plate 36 is higher than the highest point of the vertical end of the sliding wall 35.
D. The coil stock adopts the core axle 4 that rotates the setting, and core axle 4 is equipped with straight line outside and slides interior circle shaping sword 6, shaping piece 41 and the curve gauge 7 that sets up, and shaping piece 41 rotates towards the one end of core axle 4 and is equipped with shaping bearing 42. The winding core shaft 4 is provided with a limiting groove 34 matched with the material 10, the limiting groove 34 is in a linear shape, and two sides of the limiting groove 34 are respectively provided with semicircular convex blocks, so that the inner diameter of the winding spring can be conveniently bent. The winding core shaft 4 and the forming block 41 are positioned on the same straight line, the winding core shaft 4 is provided with a winding core motor, the winding core motor is arranged on a frame 5, and the frame 5 is provided with a lower die 33 positioned on the lower side of the power mechanism 3 for punching characters and matched with the pressing die 31. The forming block 41 is arranged to slide along the radial direction of the winding core axis, and the forming block 41 is provided with a linear power mechanism. The linear power mechanism can adopt a lead screw sliding block 71 assembly driven by an air cylinder, a hydraulic cylinder or a motor and the like to realize the linear feeding of the forming block 41. The character punching power mechanism 3, the feeding mechanism and the cutting power mechanism 8 are sequentially arranged on the frame 5, the inner circle forming cutter 6, the forming block 41 and the curve gauge 7 are respectively arranged on the frame 5 in a sliding mode, and the inner circle forming cutter 6 is vertically arranged in a lifting mode and driven through transmission linear power of an air cylinder and the like. The curve gauges 7 are provided with two groups, one end of each curve gauge 7, facing the winding core shaft 4, is provided with an arc surface, the curve gauges 7 are fixed on a sliding block 71, the sliding block 71 is arranged on a sliding rail 72 in a sliding mode, and the sliding block 71 is provided with a linear power element parallel to the sliding rail 72; two groups of curve gauges 7 are symmetrically arranged on two sides of the forming block 41. The linear power mechanism can adopt an air cylinder or a hydraulic cylinder, and the embodiment specifically exemplifies a linear mechanism in which the cam 73 pushes the slider 71, the cam 73 is driven by a motor, an annular guide rail is arranged on the periphery of the cam 73, and the outer end of the slider 71 is in sliding fit with the guide rail, so that the cam 73 rotates to complete the feeding of the slider 71. The cam 73 has a very high reciprocating driving efficiency for a linear driving with a small stroke. After the material 10 after the word punching enters the limiting groove 34 in the winding core shaft 4, the inner circle forming cutter 6 is abutted against the peripheral side of the winding core shaft 4 to realize the radius control of the inner circle of the coil spring, and then the forming block 41 and the curve gauge 7 are matched to finish the radian control when the coil spring is wound.
E. Cutting, namely cutting a power cutting mechanism 8 and a cutter 81, wherein the power cutting mechanism 8 and the cutter 81 are positioned between the winding core shaft 4 and the pressing die 31, and after the winding is finished, the cutter 81 finishes cutting off the material 10 by the pressure of the power cutting mechanism 8; the inner circle forming cutter 6 and the cutting cutter 81 are arranged oppositely up and down.
A feeding mechanism is arranged between the step A and the step D and used for feeding; specifically, the feeding mechanism is located between the cutter 81 and the die 31. The feeding mechanism comprises three groups of feeding wheel sets, the feeding wheel sets are provided with feeding motors, the feeding wheels in the same group can be synchronously driven through gears, and the feeding wheels in different groups can be driven through independent feeding motors, so that the feeding power and the feeding synchronism are ensured. The feeding wheel set comprises an upper feeding wheel 91 and a lower feeding wheel 92 which are arranged at an upper gap and a lower gap; the axes of all the upper feed wheels 91 are arranged in parallel on the same horizontal plane, and the axes of all the lower feed wheels 92 are arranged in parallel on the same horizontal plane. The material 10 is fed by the feeding mechanism, so that the steps B, C, D and E can be continuously completed, and continuous stamping and coil spring can be realized.
This application just accomplishes towards the word in the forming process of coil spring, no longer exists as single process towards the word, has practiced thrift cost and personnel's waste to carry out the increase of digit sign by equipment, can guarantee the uniformity of sign, improved product quality again, avoid by increasing the quality accident that digit sign and lead to. During stamping, the material 10 is prevented from being squashed through the pressing size of the vertical end limiting pressing die 31 of the sliding wall 35, so that the transverse size of the material 10 is enlarged to influence the quality of the coil spring, and the quality of the coil spring is ensured; when the pressing die 31 is pressed downwards, the curved elastic plate 36 is pressed downwards first, so that the two sliding walls 35 move relatively, and therefore the transverse limiting effect on the material 10 is achieved, and the quality of the coil spring is further guaranteed.
Claims (10)
1. A method for making digital marks on springs comprises the following steps: the method comprises the following steps of coiling a spring, performing heat treatment, performing shot blasting, strongly twisting, performing sizing tempering, performing surface treatment and packaging, and is characterized in that the coil spring comprises the following steps:
A. feeding, namely winding the material on a rotationally arranged feeding disc by adopting the feeding disc;
B. straightening, namely adopting a straightening mechanism, enabling the material to enter the straightening mechanism from the material loading plate, and straightening the material through the straightening mechanism in the moving process of the material;
C. stamping, namely, a stamping power mechanism and a pressing die are adopted; the straightened material passes through a pressing die, and the pressing die finishes the character punching at the designated position on the material through a character punching power mechanism;
D. the method comprises the following steps of (1) rolling materials, wherein a rolling core shaft is rotationally arranged, a limiting groove matched with materials is arranged on the rolling core shaft, an inner circle forming cutter, a forming block and a curve gauge which are linearly arranged in a sliding mode are arranged outside the rolling core shaft, after the materials subjected to word punching enter the limiting groove in the rolling core shaft, the inner circle forming cutter abuts against the periphery side of the rolling core shaft, the radius control of the inner circle of a coil spring is realized, and then the forming block and the curve gauge are matched to complete radian control when the coil spring is wound;
E. cutting the material by adopting a cutting power mechanism and a cutter, wherein the cutting power mechanism and the cutter are positioned between the winding core shaft and the pressing die, and after the winding is finished, the cutter finishes the cutting of the material by the pressure of the cutting power mechanism;
a feeding mechanism is arranged between the step A and the step D and used for feeding; the step B, C, D and the step E can be continuously completed when the material is fed by the feeding mechanism, and continuous word punching and coil spring are realized.
2. The method for making a digital mark on a spring according to claim 1, wherein the straightening mechanism comprises a plurality of upper straightening wheels and a plurality of lower straightening wheels which are alternately arranged, the axes of all the upper straightening wheels are arranged in parallel on the same horizontal plane, and the axes of all the lower straightening wheels are arranged in parallel on the same horizontal plane; the lower end tangent of the upper straightening wheel and the upper end tangent of the lower straightening wheel are arranged in parallel.
3. The method as claimed in claim 1, wherein the feeding mechanism comprises a plurality of feeding wheel sets equipped with a feeding motor, the feeding wheel sets comprising an upper feeding wheel and a lower feeding wheel which are arranged at an upper and a lower interval; the axes of all the upper feeding wheels are arranged in parallel on the same horizontal plane, and the axes of all the lower feeding wheels are arranged in parallel on the same horizontal plane.
4. A method of providing a number marking on a spring as claimed in claim 1 or claim 3 wherein the feed mechanism is located between the cutter and the die.
5. A method of digitally marking a spring as claimed in claim 1 wherein the forming block is provided with a forming bearing which is rotatable towards the end of the winding mandrel.
6. A method of digitally marking a spring as claimed in claim 1 or claim 5 wherein the winding mandrel and the forming blocks are co-linear and the forming blocks are arranged to slide radially along the winding mandrel and the forming blocks are provided with linear powered means.
7. A method of digitally marking a spring as claimed in claim 1 wherein there are two sets of said compasses, the end of the compasses facing the winding mandrel being provided with a circular arc surface, the compasses being fixed to a slide which is slidably mounted on a slide rail, the slide being provided with linear power elements parallel to the slide rail; the two groups of curve gauges are symmetrically arranged on two sides of the forming block.
8. The method of claim 1 wherein the inner circle forming cutter and the cutting cutter are positioned in an up and down opposing relationship.
9. The method for marking numbers on a spring as claimed in claim 1, wherein the winding core shaft is provided with a winding core motor, the winding core motor is arranged on a frame, the punching power mechanism, the feeding mechanism and the cutting power mechanism are sequentially arranged on the frame, the inner circle forming cutter, the forming block and the curve gauge are respectively arranged on the frame in a sliding manner, and the frame is further provided with a lower die which is arranged on the lower side of the punching power mechanism and is matched with the pressing die.
10. The method as claimed in claim 9, wherein the lower surface of the pressing mold is a flat surface, the lower surface of the pressing mold is provided with a marking block protruding from the flat surface, the upper surface of the lower mold is provided with a limiting groove for engaging the material, two sides of the limiting groove are respectively provided with a sliding wall slidably disposed along a direction perpendicular to the limiting groove, a curved elastic plate having an upward curved surface is disposed between the sliding wall and the lower mold, the sliding wall has an "L" shape, a lateral end of the sliding wall is slidably engaged with the lower mold, the curved elastic plate is fixedly connected with a lateral end of the sliding wall, and an upper end of the curved elastic plate is higher than a highest point of a vertical end of the sliding wall.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110204118.6A CN112846003A (en) | 2021-02-23 | 2021-02-23 | Method for making digital mark on spring |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110204118.6A CN112846003A (en) | 2021-02-23 | 2021-02-23 | Method for making digital mark on spring |
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| CN112846003A true CN112846003A (en) | 2021-05-28 |
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| CN202110204118.6A Pending CN112846003A (en) | 2021-02-23 | 2021-02-23 | Method for making digital mark on spring |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114226602A (en) * | 2021-12-10 | 2022-03-25 | 浙江万能弹簧机械有限公司 | Numerical control spring coiling machine |
| CN114985649A (en) * | 2022-06-02 | 2022-09-02 | 惠州市精工弹簧有限公司 | Spring processing device with grooving and flattening device |
| CN115156450A (en) * | 2022-07-03 | 2022-10-11 | 和荣弹簧(惠州)有限公司 | A kind of production process method and traceability method of traceable spring |
| CN115946434A (en) * | 2022-12-15 | 2023-04-11 | 苏州市越海拉伸机械有限公司 | Separating device for laminated metal composite material |
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| CN114226602A (en) * | 2021-12-10 | 2022-03-25 | 浙江万能弹簧机械有限公司 | Numerical control spring coiling machine |
| CN114985649A (en) * | 2022-06-02 | 2022-09-02 | 惠州市精工弹簧有限公司 | Spring processing device with grooving and flattening device |
| CN115156450A (en) * | 2022-07-03 | 2022-10-11 | 和荣弹簧(惠州)有限公司 | A kind of production process method and traceability method of traceable spring |
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| CN117961574A (en) * | 2024-03-29 | 2024-05-03 | 常州伊科达航天科技有限公司 | Automatic cold forming system for springs |
| CN117961574B (en) * | 2024-03-29 | 2024-06-04 | 常州伊科达航天科技有限公司 | Automatic cold forming system for springs |
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Application publication date: 20210528 |