WO2015147356A1 - 열간 코일스프링 제조장치 - Google Patents
열간 코일스프링 제조장치 Download PDFInfo
- Publication number
- WO2015147356A1 WO2015147356A1 PCT/KR2014/002618 KR2014002618W WO2015147356A1 WO 2015147356 A1 WO2015147356 A1 WO 2015147356A1 KR 2014002618 W KR2014002618 W KR 2014002618W WO 2015147356 A1 WO2015147356 A1 WO 2015147356A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- roller
- wire rod
- coil spring
- forming
- base member
- Prior art date
Links
Images
Classifications
-
- 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
-
- 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
- B21F3/06—Coiling wire into particular forms helically internally on a hollow form
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/02—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for springs
Definitions
- the present invention relates to a hot coil spring manufacturing apparatus for manufacturing a coil spring by coiling a wire rod heated to a predetermined length, and more particularly, a variety of coil diameters without replacement of parts used in the coiling process of the coil spring and
- the present invention relates to a hot coil spring manufacturing apparatus capable of manufacturing a coil spring in a shape.
- the spring is used to achieve the purpose of buffering by absorbing and accumulating energy by using the elastic force of steel wire, or to secure the kinetic function of various mechanical elements by using the return elasticity that rebounds after compression. have.
- the most common type of spring is a coil spring made of a round bar wound in the form of a coil, such a coil spring can be divided into cold coil spring and hot coil spring according to the manufacturing method.
- the cold coil spring is a spring manufactured by coiling an OT wire (Oil Tempered Wire) or IT wire (Induction Treatment Wire) pre-heat treated in the manufacturing process of the spring wire rod without additional heating, and the hot coil spring is It is a spring manufactured by heat-treating the wire rod cut to a length corresponding to the unfolding length of the coil spring to be manufactured in a state in which it is coiled in a heated state at a predetermined temperature and then having a required strength.
- OT wire Ole Tempered Wire
- IT wire Induction Treatment Wire
- 1 is a view illustrating a manufacturing process of a cold coil spring.
- the wire rod which has undergone a predetermined heat treatment process for the production of cold coil springs, is provided in a rolled state, and the wire rod is supplied to the coil spring manufacturing apparatus 20 by a feeding device 10 composed of a plurality of rollers. .
- the coil spring manufacturing apparatus 20 processes the material supplied by the feeding device 10 in the form of a coil using a plurality of forming rollers 21, and when the coiling process is completed, the end of the coiled material
- the cold coil spring is manufactured by cutting the part with the cutting device 30.
- FIG. 2 is a view illustrating a manufacturing process of a hot coil spring.
- the wire rod is cut to a length corresponding to the development length of the coil spring to be manufactured, and the cut wire rod is put into a heating equipment and heated, and then directly into the coil spring manufacturing apparatus 40. To form a coil spring.
- the coil spring manufacturing device 40 is made by rotating the mandrel in a state in which one end of the material is fixed to the mandrel 41, the hot coil spring produced in this way, although a separate heating equipment Although required, since the price of the material is lower than that of the cold coil spring, there is an advantage that the unit cost of the coil spring can be lowered.
- the wire rod may be formed in the form of a coil spring using a plurality of rollers like the cooling coil spring without using a mandrel, but the method using a forming roller uses a feeding device to force the material in the forming roller direction.
- a plurality of rollers provided in the feeding device come into contact with the heated material, which causes heat loss of the wire rod, and as a result, the temperature of the wire rod fed into the coil spring manufacturing device decreases, thereby forming a suitable shape. There is a problem that can not be achieved.
- Patent Document 1 Publication No. 1996-021246 (Published July 18, 1996)
- the present invention has been made in consideration of the above problems, and an object of the present invention is to manufacture a coil spring having a variety of shapes and coil diameters using a plurality of rollers without using a mandrel in manufacturing a hot coil spring.
- the present invention provides a hot coil spring manufacturing apparatus.
- Another object of the present invention is to provide an apparatus for manufacturing hot coil springs in which coiling processing can be performed in a state in which heat loss of the wire is minimized by minimizing contact with the roller and the wire for transferring the heated wire.
- Another object of the present invention is to push the wire processed by the forming roller using a separate pitch forming means, by adjusting the pitch of the coil spring to be processed by moving the pitch forming means, while minimizing damage to the wire
- the present invention provides a hot coil spring manufacturing apparatus capable of manufacturing a coil spring of a pitch.
- Still another object of the present invention is to artificially bend the end of the wire rod in the direction in which the wire rod is coiled prior to processing the wire rod in the form of a coil using a forming roller, so that the wire rod is naturally processed into a coil form while contacting the outer surface of the forming roller.
- a hot coil spring manufacturing apparatus In one aspect, there is provided a hot coil spring manufacturing apparatus.
- the present invention to achieve the object as described above and to perform the problem for removing the conventional drawbacks is a center roller for receiving the rotational force generated in the drive unit to rotate; It is disposed adjacent to the center roller so as to have an outer surface facing the outer surface of the center roller, and has a structure that moves in a direction closer to or farther from the center roller by the first position adjusting means provided in the main body, and transmits the rotational force generated in the drive unit Feeding roller to transfer the wire rod with the center roller while receiving and rotating; At least one forming roller for processing the wire rod conveyed by the rotation of the center roller and the feeding roller in the form of a coil; And disposed in the neighboring position of the forming roller so as to contact the wire rod processed in the coil form from the forming roller, the side of the wire rod processed in the coil form by the forming roller is pushed to the coil wound in the coil form It provides a hot coil spring manufacturing apparatus comprising a; pitch forming means for imparting.
- the contact member is disposed to have a structure in contact with the wire rod is processed in the form of a coil by the forming roller; It may be configured to move the contact member in a direction closer to or farther away from the wire rod, the actuator for adjusting the pitch formed on the coil spring by pushing or pulling the contact member in contact with the wire rod.
- the pitch adjustment actuator the pitch-forming motor installed in the main body; And a slider coupled to the screw shaft to move along the screw shaft by rotation of the screw shaft extending from the pitch forming motor, and coupled to the contact member to move the contact member by driving the pitch forming motor.
- the contact member is preferably composed of a roller that rotates by friction generated between the wire rod while the outer surface is in contact with the wire rod.
- the contact member may be installed in an inclined structure so that the upper end is located on the second forming roller side and the lower end is located on the opposite side of the second forming roller based on a vertical reference line passing through the center thereof.
- the hot coil spring manufacturing apparatus may further include bending means for pressing the tip so that the tip of the wire rod supplied between the feeding roller and the forming roller is bent in the winding direction.
- the bending means may include a bending pusher coupled to the rotating shaft of the forming roller located in the vicinity of the feeding roller; A spring that tensions during bending of the wire rod by the bending pusher and accumulates an elastic force for returning the bending pusher to the win position; And a bending actuator for adding the side of one end of the bending pusher to bend the front end of the wire rod while the bending pusher rotates about the rotation axis.
- the bending actuator may be composed of a hydraulic cylinder or an electric cylinder.
- the forming roller is disposed adjacent to the center roller to have an outer surface facing the wire rod conveyed by the center roller and the feeding roller, the direction near or away from the center roller by the second positioning means provided in the main body A first forming roller moving to; And a member disposed adjacent to the first forming roller so as to have an outer surface facing the wire rod deformed by the first forming roller, and moving in a direction near or away from the center roller by a third position adjusting means provided in the main body. It may be composed of two forming rollers.
- the first position adjusting means the hydraulic cylinder installed in the main body; And a moving block installed in the main body to move the feeding roller while moving by the driving of the hydraulic cylinder.
- the drive unit the first drive motor fixed to the main body constituting the hot coil spring manufacturing apparatus; A second driving motor fixed to the main body; A first universal joint connecting the first driving motor and the center roller to transfer the rotational force generated from the first driving motor to the center roller; And a second universal joint connecting the second driving motor and the feeding roller to transfer the rotational force generated by the second driving motor to the feeding roller.
- the hot coil spring manufacturing apparatus may further include a stopper for stopping the wire rod at a preset position for initial position setting of the wire rod to be supplied between the center roller and the feeding roller.
- the second position adjusting means may include: a first base member hinged to the main body and having a structure rotatable about a hinge axis; A first position adjusting motor installed on the first base member; A first operation coupled to a screw shaft extending from the first position adjusting motor and moving in a direction parallel to the screw shaft by rotation of the screw shaft, and having a rotary shaft rotatably supporting the first forming roller at an end thereof; absence; A second base member hinged to the main body at a position adjacent to the first base member and having a structure rotatable about a hinge axis; A second position adjusting motor installed on the second base member; And coupled to the screw shaft extending from the second positioning motor for movement in a direction parallel to the screw shaft by the rotation of the screw shaft, the end portion is combined with the first base member hinge pushing or pulling the first base member It may be configured as; a second operating member for rotating the first base member about the axis.
- the third position adjusting means may include: a third base member hinged to the main body and having a structure rotatable about a hinge axis; A third position adjusting motor installed on the third base member; A third operation coupled to a screw shaft extending from the third position adjusting motor, moving in a direction parallel to the screw shaft by rotation of the screw shaft, and having a rotation shaft rotatably supporting the second forming roller at an end thereof; absence; A fourth base member hinged to the main body at a position adjacent to the third base member and having a structure rotatable about a hinge axis; A fourth position adjusting motor installed on the fourth base member; And a screw shaft extending from the fourth position adjusting motor to move in a direction parallel to the screw shaft by rotation of the screw shaft, the end portion of which is coupled to the third base member to push or pull the third base member. And a fourth operating member for rotating the third base member about the shaft.
- the hot coil spring manufacturing apparatus uses a guide roller which is disposed in the vicinity of the center roller so as to support the movement of the wire rod while pressing the wire rod using its own weight in the upper portion of the wire rod supplied between the center roller and the feeding roller. It may be further included.
- the rollers for processing the wire rod in the coil form are located on the same plane Since the wire is processed in the form of a coil in the state, there is an effect that can prevent the wire rod from being damaged by unstable contact between the wire rod and the roller.
- the wire rod conveyed by the center roller and the feeding roller naturally contacts the outer surface of the forming roller and coils. It has the effect of providing an environment that enables it to be.
- 1 is a view showing a manufacturing process of the cold coil spring
- FIG. 2 is a view illustrating a manufacturing process of a hot coil spring
- FIG. 3 is a front view showing the structure of a hot coil spring production apparatus according to the present invention.
- Figure 4 is a perspective view showing the required structure of the hot coil spring production apparatus according to the present invention.
- FIG. 5 is a plan view showing a structure of a driving unit according to the present invention.
- FIG. 6 is a front view showing the arrangement of the first forming roller and the second forming roller according to the present invention.
- FIG. 7 is a front view showing the structure of the second position adjusting means according to the present invention.
- FIG. 8 is a front view showing the structure of the third position adjusting means according to the present invention.
- FIG. 10 is a side view showing the operation structure of the pitch forming means according to the present invention.
- FIG. 11 is a plan view showing a process in which the pitch is formed by the pitch forming means according to the present invention.
- FIG. 12 is a front view showing a state before operation of the bending means according to the present invention.
- FIG. 13 is a front view showing an operating state of the bending means according to the present invention.
- FIG. 14 is a plan view showing the structure of the stopper according to the present invention.
- Figure 15 is a perspective view showing the structure of a guide roller for supporting the wire rod supplied between the center roller and the feeding roller.
- main body 110 center roller
- first forming roller 132 second forming roller
- pitch control actuator 1421 pitch forming motor
- lever 200 drive unit
- first drive motor 220 second drive motor
- first universal joint 240 second universal joint
- first position adjusting means 311 hydraulic cylinder
- moving block 320 second position adjusting means
- first base member 322 first position adjustment motor
- the hot coil spring manufacturing apparatus is provided with a wire rod heated by a separate heating equipment to transfer the wire rod using two rollers, and the processed wire rod is processed into a coil shape by using a forming roller, forming It is to provide a hot coil spring having a predetermined pitch while pushing the side of the wire rod processed in the form of a coil through a roller using a separate roller.
- Figure 3 is a front view showing the structure of the hot coil spring production apparatus according to the present invention
- Figure 4 is a perspective view showing the required structure of the hot coil spring production apparatus according to the present invention
- Figure 5 is a structure of the drive unit according to the present invention 6 is a front view showing the arrangement of the first forming roller and the second forming roller according to the present invention
- Figure 7 is a front view showing the structure of the second position adjusting means according to the present invention
- Figure 8 The front view which shows the structure of the 3rd position adjustment means which concerns on this invention is shown.
- the apparatus for manufacturing hot coil springs includes a center roller 110, a feeding roller 120, a forming roller 130, and a pitch forming means 140.
- the components constituting the hot coil spring manufacturing apparatus including these components (center roller, feeding roller, forming roller, pitch forming means) is installed at a suitable position outside or inside the box-shaped body 100, such a hot coil
- the hot coil spring manufacturing apparatus may be installed in various structures in consideration of the environment or user characteristics of the use or installation.
- the center roller 110, the feeding roller 120, the forming roller 130, and the pitch forming means 140 on the front surface of the main body 100 is assumed that this is installed.
- the center roller 110 is a roller associated with the transfer of the wire rod, and has a structure in which the center roller 110 is rotated by receiving a rotation force generated by the driving unit 200.
- the structure of the driving unit 200 will be described in detail later.
- the driving unit 200 may be provided with a motor, and the center roller 110 may receive the rotational force generated from the motor to rotate. have.
- the outer surface 110a of the center roller 110 is formed with a groove 111 having a semi-circular cross section extending along the outer circumference, and a part of the wire rod is inserted into the groove 111, so that the center roller 110 and Stable contact of the wire rod is achieved.
- the feeding roller 120 is a roller for transferring the wire rod together with the center roller 110, and is disposed adjacent to the center roller 110 so as to have an outer surface 120a facing the outer surface 110a of the center roller 110.
- the outer surface 120a is formed with a groove 121 having a semi-circular cross section extending along the outer circumference.
- FIGS. 3 and 4 illustrate a structure in which the feeding roller 120 is installed below the center roller 110.
- the feeding roller 120 is installed to move toward or away from the center roller 110 by the first position adjusting means 310 installed in the main body 100, the rotational force generated in the drive unit 200 It has a structure that receives and rotates.
- the feeding roller 120 is moved in a direction away from the center roller 110 to the center roller 110 and the feeding roller ( A space for stably transferring the wire rod between 120 is formed, and when the wire rod is transferred to a required position, the wire rod is moved in a direction close to the center roller 110 again to move the center roller 110 and the feeding roller 120.
- the wire rod is positioned between and fixed.
- the pressure is applied to the wire rod stably transferred by the rotation of the center roller 110 and the feeding roller 120.
- the pressure may be set to apply a pressure determined through preliminary experiments according to the material or size of the wire rod.
- the first positioning means 310 for moving the feeding roller 120 in a direction closer to or farther from the center roller 110 may be configured by using a hydraulic cylinder.
- the first position adjusting means 310 moves the feeding roller 120 while being driven by the hydraulic cylinder 311 and the hydraulic cylinder 311 installed in a structure fixed to the main body 100. It may be configured as a moving block 312 installed in the main body 100 to move.
- the moving block 312 is coupled to the main body 100 via a conventional guide (G1) such as a rail to have a structure that can move along the required path, and is supported by the main body 100, the end portion It may be configured to be provided with a rotating shaft 313 coupled with the feeding roller 120 to rotate with the feeding roller 120.
- a conventional guide such as a rail to have a structure that can move along the required path, and is supported by the main body 100, the end portion It may be configured to be provided with a rotating shaft 313 coupled with the feeding roller 120 to rotate with the feeding roller 120.
- the driving unit 200 for rotating the center roller 110 and the feeding roller 120 includes a first driving motor 210, a second driving motor 220, and a first universal joint 230. And a second universal joint 240.
- the first driving motor 210 and the second driving motor 220 are installed in a structure fixed inside the main body 100, wherein the first driving motor 210 is the first universal joint 230. It is connected to the center roller 110 by having a structure for transmitting a rotational force to the center roller 110, the second driving motor 220 is connected to the feeding roller 120 by the second universal joint 240 It has a structure for transmitting the rotational force to the feeding roller 120.
- the distance between the center roller 110 and the feeding roller 120 is not enough to arrange the two motors side by side, and in the case of the feeding roller 120 by the first position adjusting means 310 It has a moving structure.
- the present invention solves the problem of the installation space of the first and second driving motors 210 and 220 and the problem of transmitting the rotational force to the moving feeding roller 120 by using the driving unit 200 configured as described above.
- the forming roller 130 is to induce the deformation of the wire is transferred by the rotation of the center roller 110 and the feeding roller 120 to process the wire in the form of a coil, may be composed of one or more rollers, preferably Is a first forming roller 131 disposed to have an outer surface 131a facing the wire rod conveyed by the center roller 110 and the feeding roller 120 and a wire rod deformed by the first forming roller 131.
- the second forming roller 132 is disposed adjacent to the first forming roller 131 so as to have an outer surface 132a opposite to the first forming roller 131.
- the first forming roller 131 and the second forming roller 132 like the center roller 110 and the feeding roller 120 is formed with a groove (1311, 1321) of the semi-circular cross section extending along the circumference on the outer surface It consists of a roller.
- the first forming roller 131 is an idle roller that rotates by friction with the wire rod without relying on a separate driving source, and the center roller 110 by the second position adjusting means 320 installed in the main body 100.
- the coil diameter of the wire rod processed in the form of a coil is adjusted while moving in a direction approaching or away from.
- the second forming roller 132 is an idle roller that rotates by friction with the wire rod without resorting to a separate driving source, and is center roller by the third position adjusting means 330 installed in the main body 100.
- the coil diameter of the wire rod processed in the coil shape is adjusted while moving in a direction approaching or away from the 110.
- the first forming roller 131 and the second forming roller 132 move together with the feeding roller 120 in adjusting the coil diameter while the first forming roller 131 and the second forming roller 132 move.
- the first forming roller 131, the second forming roller 132, and the feeding roller 120 are placed in a circle C corresponding to the coil diameter to be manufactured. It is arrange
- the feeding roller 120 has no position change in the coiling process of the wire rod, in order to adjust the positions of the first forming roller 131 and the second forming roller 132 in response to the coil diameter,
- the first forming roller 131 so as to maintain a positional relationship where the outer surface 131a of the first forming roller 131 and the outer surface 132a of the second forming roller 132 always circumscribe the circle C corresponding to the coil diameter.
- And the position of the second forming roller 132 is possible to maintain a positional relationship where the outer surface 131a of the first forming roller 131 and the outer surface 132a of the second forming roller 132 always circumscribe the circle C corresponding to the coil diameter.
- the second position adjusting means 320 and the third position adjusting means 330 for implementing the movement of the first forming roller 131 and the movement of the second forming roller 132 are configured as follows.
- the second position adjusting means 320 includes a first base member 321, a first position adjusting motor 322, a first operating member 323, a second base member 324, and a second position. It consists of an adjustment motor 325 and the second actuating member 326.
- the first base member 321 is hinged to the main body 100 and has a structure rotatable about the hinge axis (P1), the rotation around the hinge axis (P1) of the first base member 321 As a result, the first forming roller 131 is moved in the direction D1 shown in FIG. 7.
- the first position adjusting motor 322 is installed on the first base member 321 to generate power for moving the first forming roller 131 in the direction D2 shown in FIG.
- the first operating member 323 is coupled to the screw shaft 3221 extending from the first position adjustment motor 322, the screw is coupled to the first base member 321 via a guide (G2), such as a rail It has a structure that moves in the direction D2 by the rotation of the shaft 3221.
- a guide such as a rail It has a structure that moves in the direction D2 by the rotation of the shaft 3221.
- the end of the first operating member 323 is provided with a rotating shaft 327 for rotatably supporting the first forming roller 131 and the bending means 150 to be described later.
- the second base member 324 is disposed to be positioned adjacent to the first base member 321 and is installed to have a structure rotatably coupled to the main body 100 so as to rotate around the hinge axis P2.
- the second position adjusting motor 325 is installed to be fixed to the second base member 324.
- the second operating member 326 is coupled to the screw shaft (3251) extending from the second position adjustment motor 325, coupled to the second base member 324 via a guide (G3), such as a rail screw It has a structure that moves in a direction parallel to the screw shaft (3251) by the rotation of the shaft (3251), coupled to the first base member 321, while moving by the drive of the second position control motor 325 first By pushing or pulling the base member 321, the first forming roller 131 moves in the D1 direction.
- a guide (G3) such as a rail screw It has a structure that moves in a direction parallel to the screw shaft (3251) by the rotation of the shaft (3251), coupled to the first base member 321, while moving by the drive of the second position control motor 325 first
- the first forming roller 131 moves in the D1 direction.
- the second position adjusting means 320 configured as described above requires the first forming roller 131 by using the two motors as the driving source, by combining the D1 direction movement having the arc-shaped trajectory and the D2 direction movement having the linear trajectory. You can move freely and precisely to the desired position.
- the third position adjusting means 330 includes a third base member 331, a third position adjusting motor 332, a third operating member 333, a fourth base member 334, and a fourth position. It is composed of an adjusting motor 335 and the fourth operating member 336, the operation principle of the third position adjusting means 330 is the same as the second position adjusting means 320 described above, the third position adjustment The elements constituting the means 330 will be briefly described.
- the third base member 331 is hinged to the main body 100 and has a structure rotatable about the hinge axis (P3), the rotation around the hinge axis (P3) of the third base member 331 By the D3 direction movement of the second forming roller 132 is implemented.
- the third position adjustment motor 332 is installed on the third base member 331 to generate power for moving the second forming roller 132 in the D4 direction.
- the third operation member 333 is coupled to the screw shaft 3321 extending from the third position adjustment motor 332, the screw is coupled to the third base member 331 via a guide (G4), such as a rail
- a guide such as a rail
- the end is provided with a rotating shaft 328 for rotatably supporting the second forming roller 132.
- the fourth base member 334 is disposed to be located adjacent to the third base member 331, and is hinged to the main body 100 so as to have a structure rotatable about the hinge axis P4.
- the fourth position adjusting motor 335 is installed to be fixed to the fourth base member 334.
- the fourth operating member 336 is coupled to the screw shaft (3351) extending from the fourth position control motor 335, the screw is coupled to the fourth base member 334 via a guide (G5), such as a rail It has a structure that moves in a direction parallel to the screw shaft 3331 by the rotation of the shaft 3331, the second forming roller is coupled to the third base member 331 by pushing or pulling the third base member 331 It implements the movement of the D3 direction (132).
- the second position adjusting means 320 and the third position adjusting means 330 configured as described above operate by moving the first forming roller 131 and the second forming roller 132 while operating under the control of a controller (not shown).
- Coil springs with coil diameters of various sizes can be produced, in particular coil springs having a uniformly uniform coil diameter, as well as coil tails such as pigtail springs, conical springs and janggo springs. Changing coil springs can also be manufactured.
- FIG. 9 is a front view of the pitch forming means according to the present invention
- FIG. 10 is a side view showing the operation structure of the pitch forming means according to the present invention
- FIG. 11 is a process of forming a pitch by the pitch forming means according to the present invention. The top view shown is shown.
- the pitch forming means 140 is a pitch between the winding and the winding is processed in the form of a coil by pushing the side of the wire rod processed in the coil form by the first forming roller 131 and the second forming roller 132 To be formed, it is composed of a contact member 141 and the actuator for adjusting the pitch (142).
- the contact member 141 is disposed to have a structure that intersects the wire rod processed in the form of a coil, it may be composed of a bar or a roller having a length long enough to be in contact with the wire rod made of various sizes of coil diameter It is preferable that the roller be configured to minimize friction upon contact with the wire rod.
- the wire rod processed from the second forming roller 132 is wound in the form of a coil rather than a straight line, and the contact member 141 is in contact with the wire member in such a state to push the wire rod more stably in contact with the wire rod in this state It is preferable to install 141 in an inclined structure.
- the contact member 141 is based on the vertical reference line (S) passing through the center (Cen), the upper end portion (141a) is the second forming roller ( Located on the side of 132, the lower end portion (141b) is installed in an inclined structure to be located on the opposite side of the second forming roller 132.
- the center roller 110, the feeding roller 120, the first forming roller 131, the second forming roller 132 is installed on the front of the main body 100, the left side of the second forming roller 132 ( In the case where the contact member 141 is disposed in FIG. 9, the upper end portion of the contact member 141 is inclined toward the right side and the lower end thereof is inclined toward the left side. 2
- the wire rod processed in the form of a coil from the forming roller 132 is brought into contact with the contact member 141 in an obliquely staggered state with the contact member 141, thus inducing natural contact between the wire rod and the contact member 141.
- the pitch adjusting actuator 142 moves the contact member 141 in a direction close to or away from the wire rod, while pushing or pulling the contact member 141 in contact with the wire rod to adjust the position of the contact member 141 to the coil spring.
- the pitch forming motor 1421 and the slider 1422 are constituted.
- the pitch forming motor 1421 is fixedly installed in the main body 100 to generate power for the movement of the contact member 141.
- the slider 1422 connects the pitch forming motor 1421 and the contact member 141 to move the contact member 141 by driving the pitch forming motor 1421. It is coupled to the screw shaft (1423) extending from the (1421) is installed to move in a direction parallel to the screw shaft (1423) during rotation of the screw shaft (1423), coupled with the contact member 141 by the connecting rod (1424) And is configured to move the contact member 141.
- the wire rod which is sequentially passed through the outer surface of the first forming roller 131 and the second forming roller 132 while being transported by the center roller 110 and the feeding roller 120 is the first forming roller 131 and the first It further includes a bending means 150 for bending the tip of the wire rod in the winding direction so that it can be naturally deformed without great friction with the two forming rollers 132.
- FIG. 12 is a front view showing a state before operation of the bending means according to the invention
- Figure 13 is a front view showing an operation state of the bending means according to the present invention.
- the bending means 150 is configured together with the first forming roller 131, which is the forming roller 130 disposed in the position close to the feeding roller 120, the bending pusher 151 and the spring 152 and the actuator for bending It consists of 153.
- the bending pusher 151 is formed to have a coupling portion 1511 coupled to the rotating shaft 327 supporting the first forming roller 131 to have a rotatable structure and an integral structure with the coupling portion 1511.
- the bending pusher 151 is configured such that the bending pusher 151 presses the tip of the wire rod when one side end 1512a of the operating portion 1512 rotates about the rotation shaft 327. Will be bent.
- the spring 152 is for restoring the bending pusher 151 rotated to bend the wire rod to its original position, one end of which is fixed to the operating part 1512 of the bending pusher 151 and the other end of the spring 152. It is installed to be fixed to the member 323.
- the spring 152 installed as described above is tensioned while the bending pusher 151 rotates to press the tip of the wire rod by the bending actuator 153 to accumulate elastic force for restoring the bending pusher 151 to its original position.
- the force applied to the bending pusher 151 from the bending actuator 153 is removed, the bending pusher 151 is restored using the accumulated elastic force.
- the bending actuator 153 is installed on the first operating member 323 so as to be located on the side of the operating unit 1512. When bending of the wire is required, the bending actuator 153 is pushed by pushing the side of the operating unit 1512. 151 is rotated.
- the bending actuator 153 may be composed of a hydraulic cylinder or an electric cylinder.
- the wire rod in a predetermined position so as to set the initial position accurately A stopper 160 for stopping may be further included.
- FIG. 14 is a plan view showing the structure of the stopper according to the present invention.
- the stopper 160 is connected to the cylinder 161 installed in the main body 100 and the rod 162 of the cylinder 161 and moves together with the rod 162 to protrude toward the front of the main body 100. It is composed of a stop bar 163 to stop the wire rod in a predetermined position by blocking the traveling path of the wire rod protruding to the front of the main body 110.
- the stop bar 163 is stably in close contact with the tip end surface of the wire rod to ensure that the wire end is always stopped at a predetermined position, the end side side (163a) is processed flat, thereby the end surface of the stop bar 163
- the shape has an approximately semicircular cross-sectional structure.
- 15 is a perspective view showing the structure of a guide roller for supporting the wire rod supplied between the center roller and the feeding roller.
- a guide roller 170 for guiding and supporting the wire rod supplied between the center roller 110 and the feeding roller 120 may be further included, and the guide roller 170 may use a predetermined weight to fix the upper portion of the wire rod. It is arranged above the traveling path of the wire rod to support the pressure.
- the guide roller 170 is disposed so as to be located above the traveling path of the wire rod in the neighboring place of the center roller 110, the hinge is coupled to the main body 100 rotatable about the hinge axis (P5) It is installed to be supported by the lever 171 having a structure.
- the guide roller 170 installed as described above comes into contact with the upper end of the wire rod which is conveyed along the traveling path.
- the guide roller 170 induces stable transfer of the wire rod by applying an appropriate pressure to the wire rod by the weight of the guide roller 170.
- reference numeral 180 in FIG. 3 is a feeding device for transferring the wire rod supplied to the hot coil spring manufacturing apparatus between the center roller 110 and the feeding roller 120.
- the feeding device 180 is composed of an upper feeding roller 181 and a lower feeding roller 182, wherein the lower feeding roller 182 is installed in a fixed structure to have a structure that rotates in place,
- the upper feeding roller 181 is configured to be movable up and down by the cylinder 183 and the third driving motor 250 (shown in FIG. 5) and the universal joint 260 (FIG. 5) installed in the main body 100. It can be configured to transfer the wire rod while being rotated by the rotational force generated from the third driving motor 250 is connected via a).
- the feeding device 180 may be omitted when a separate feeding means for supplying the wire to the hot coil spring manufacturing apparatus can supply the wire between the center roller 110 and the feeding roller 120.
- the wire rod is cut in accordance with the development length of the coil spring to be manufactured, and the pre-treatment step of heating the cut wire to the temperature required for coiling processing is performed.
- the wire rod prepared through the pretreatment process as described above is input to the hot coil spring manufacturing apparatus by a feeding means not shown, and the wire rod input to the hot coil spring manufacturing apparatus is a predetermined position by the stopper 160 provided in the main body 100. Stops at
- the third position adjusting means 330 for adjusting the position and the bending means 150 move to a predetermined position according to a program input to a controller provided to control the hot coil spring manufacturing apparatus.
- the program is provided in each of the hot coil spring manufacturing apparatus, such as the rotational speed of the center roller 110 and the feeding roller 120, the position of the first and second forming rollers (131, 132) according to the specifications of the coil spring to be manufactured
- the part is designed to perform the required function at a predetermined value and position according to the specification of the coil spring to be manufactured.
- the stopper 160 is out of the progress path of the wire rod, the center roller 110 and the feeding roller (by the feeding device 180 provided in the feeding means or the main body 100 not shown)
- the feeding device 180 provided in the feeding means or the main body 100 not shown
- the feeding of the wire is temporarily stopped and the feeding roller 120 is stopped.
- the bending actuator 153 constituting the bending means 150 is driven to rotate the bending pusher 151 about the rotation axis.
- the operating part 1512 of the bending pusher 151 moves the tip of the wire rod.
- the tip of the wire rod is bent in the winding direction.
- the center roller 110 is rotated by the operation of the first driving motor 210
- the feeding roller 120 is rotated by the operation of the second driving motor 220, such a center roller 110 ) And the feed for the coiling process of the wire rod by the rotation of the feeding roller 120 is made.
- the apparatus for manufacturing hot coil springs according to the present invention uses the two rollers (center roller 110 and the feeding roller 120) to transfer the wire for coiling. There is an advantage that can minimize the heat loss of the wire rod by minimizing the contact.
- the wire rod conveyed by the rotation of the center roller 110 and the feeding roller 120 is bent in the winding direction facing the outer surface (131a) of the first first forming roller 131, the first forming roller ( The wire rod deformed through 131 is bent in the winding direction while facing the outer surface 132a of the second forming roller 132, thereby coiling the wire rod.
- the coil diameter can be changed by the position movement of the first forming roller 131 and the second forming roller 132, so that the coil diameter is continuously changed as well as the coil spring is uniform.
- Coil springs of various shapes can also be manufactured.
- the wire rod processed in the form of a coil through the first forming roller 131 and the second forming roller 132 has a relationship in which the first forming roller 131 and the second forming roller 132 are located on the same plane.
- the furnace pitch is not formed and a pitch is formed from the wire rod which is processed in the form of a coil while being pushed in contact with the contact member 141 while passing through the second forming roller 132 and is processed in the form of a coil spring.
- the present invention places the first forming roller 131 and the second forming roller 132 on the same plane for coiling the wire rod, and forms the pitch by using a separate contact member 141.
- a separate contact member 141 By inducing a stable contact between the forming roller 130 and the surface of the wire rod can be prevented from being damaged during the coiling process, thereby enabling the manufacture of a more reliable coil spring.
- the pitch of the coil spring may be changed by moving the contact member 141 to adjust the distance by which the wire is pushed while the pitch is formed in the wire rod by the contact member 141.
- the contact member may be changed.
- it is possible to manufacture a coil spring having a variable pitch structure it is also possible to manufacture a coil spring formed of asymmetrical pitch of the left and right sides, such as the side rod coil spring.
- the hot coil spring manufacturing apparatus transfers the wire rod using the center roller 110 and the feeding roller 120, and the wire rod is transferred to the first forming roller 131 and the second molding
- the roller 132 is processed in the form of a coil, while the wire which passes through the second forming roller 132 is pushed to the contact member 141 to form a pitch to be processed in the form of a coil spring. It is made of one coil spring is made.
- the rear end of the wire rod is separated from the feeding device 180, after which the rear end of the wire rod is supported by the guide roller 170, the center roller 110 and the feeding roller 120 It is transferred by the rotation of) to finish the final coiling process.
- the apparatus for manufacturing hot coil springs according to the present invention is preferably used to manufacture a hot coil spring by receiving a heated wire rod, but may be used to manufacture a coil spring by receiving a wire rod that is not heated in some cases.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Wire Processing (AREA)
- Springs (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
Description
Claims (15)
- 구동부(200)에서 발생되는 회전력을 전달받아 회전하는 센터롤러(110);상기 센터롤러(110)의 외면(110a)과 마주하는 외면을 갖도록 센터롤러(110)의 이웃한 곳에 배치되고, 본체(100)에 마련된 제1 위치조정수단(310)에 의하여 센터롤러(110)에 근접하거나 멀어지는 방향으로 이동하는 구조를 가지며, 구동부(200)에서 발생되는 회전력을 전달받아 회전하면서 센터롤러(110)와 함께 선재를 이송시키는 피딩롤러(120);상기 센터롤러(110)와 피딩롤러(120)의 회전에 의해 이송되는 선재를 코일형태로 가공하는 하나 이상의 성형롤러(130); 및상기 성형롤러(130)로부터 코일형태로 가공되어 나오는 선재와 접촉할 수 있도록 성형롤러(130)의 이웃한 곳에 배치되며, 성형롤러(130)에 의해 코일형태로 가공되어 나오는 선재의 측부를 밀어주어 코일형태로 감기는 선재에 피치를 부여하는 피치형성수단(140);을 포함하는 것을 특징으로 하는 열간 코일스프링 제조장치.
- 청구항 1에 있어서, 상기 피치형성수단(140)은,상기 성형롤러(130)에 의해 코일형태로 가공되어 나오는 선재와 교차되면서 접촉하는 구조를 갖도록 배치되는 접촉부재(141);상기 접촉부재(141)를 선재에 근접하거나 멀어지는 방향으로 이동시키되, 선재와 접촉된 접촉부재(141)를 밀거나 당겨 코일스프링에 형성되는 피치를 조절하는 피치조절용 액추에이터(142);로 구성된 것을 특징으로 하는 열간 코일스프링 제조장치.
- 청구항 2에 있어서, 상기 피치조절용 액추에이터(142)는,상기 본체(100)에 설치된 피치형성용 모터(1421);상기 피치형성용 모터(1421)로부터 연장되는 스크류축(1423)의 회전에 의하여 스크류축(1423)을 따라 이동하도록 스크류축(1423)에 결합되며, 상기 접촉부재(141)와 결합되어 피치형성용 모터(1421)의 구동에 의해 접촉부재(141)를 이동시키는 슬라이더(1422);로 구성된 것을 특징으로 하는 열간 코일스프링 제조장치.
- 청구항 2에 있어서,상기 접촉부재(141)는 외면이 선재와 접촉한 채로 선재와의 사이에 발생되는 마찰에 의해 회전하는 롤러로 구성된 것을 특징으로 하는 연간 코일스프링 제조장치.
- 청구항 2에 있어서,상기 접촉부재(141)는 그 중심부(Cen)를 지나는 수직한 기준선(S)을 기준으로 상단부(141a)는 제2 성형롤러(132)측에 위치하고, 하단부(141b)는 제2 성형롤러(132)의 반대측에 위치하도록 기울어진 것을 특징으로 하는 열간 코일스프링 제조장치.
- 청구항 1에 있어서,상기 피딩롤러(120)와 성형롤러(130)의 사이로 공급된 선재의 선단이 권선방향으로 구부러지도록 선단을 가압하는 벤딩수단(150);을 더 포함하는 것을 특징으로 하는 열간 코일스프링 제조장치.
- 청구항 6에 있어서, 상기 벤딩수단(150)은,상기 피딩롤러(120)의 근접한 곳에 위치한 성형롤러(130)의 회전축(327)에 회전 가능한 구조로 결합된 벤딩푸셔(151);상기 벤딩푸셔(151)에 의한 선재의 벤딩과정에서 인장되면서 벤딩푸셔(141)를 윈위치로 복귀시키기 위한 탄성력을 축적하는 스프링(152); 및상기 벤딩푸셔(151)가 회전축(327)을 중심으로 회전하면서 선재의 선단부를 벤딩하도록 벤딩푸셔(151)의 일측단부 측면을 가합하는 벤딩용 액추에이터(153);로 구성된 것을 특징으로 하는 열간 코일스프링 제조장치.
- 청구항 7에 있어서,상기 벤딩용 액추에이터(153)는 유압실린더 또는 전기실린더로 구성된 것을 특징으로 하는 열간 코일스프링 제조장치.
- 청구항 1에 있어서, 상기 성형롤러(130)는,상기 센터롤러(110)와 피딩롤러(120)에 의해 이송되는 선재와 마주하는 외면(131a)을 갖도록 센터롤러(110)의 이웃한 곳에 배치되며, 상기 본체(100)에 마련된 제2 위치조정수단(320)에 의하여 센터롤러(110)에 근접하거나 멀어지는 방향으로 이동하는 제1 성형롤러(131); 및상기 제1 성형롤러(131)에 의해 변형되는 선재와 마주하는 외면(132a)을 갖도록 제1 성형롤러(131)의 이웃한 곳에 배치되며, 상기 본체(100)에 마련된 제3 위치조정수단(330)에 의하여 센터롤러(110)에 근접하거나 멀어지는 방향으로 이동하는 제2 성형롤러(132);로 구성된 것을 특징으로 하는 열간 코일스프링 제조장치.
- 청구항 1에 있어서, 상기 제1 위치조정수단(310)은,상기 본체(100)에 설치된 유압실린더(311); 및상기 유압실린더(311)의 구동에 의해 이동하면서 상기 피딩롤러(120)를 이동시키도록 본체(100)에 설치된 이동블록(312);으로 구성된 것을 특징으로 하는 열간 코일스프링 제조장치.
- 청구항 1에 있어서, 상기 구동부(200)는,열간 코일스프링 제조장치를 구성하는 본체(100)에 고정된 제1 구동용 모터(210);상기 본체(100)에 고정된 제2 구동용 모터(220);상기 제1 구동용 모터(210)와 센터롤러(110)를 연결하여 제1 구동용 모터(210)에서 발생되는 회전력을 센터롤러(110)로 전달하는 제1 유니버셜 조인트(230); 및상기 제2 구동용 모터(220)와 피딩롤러(120)를 연결하여 제2 구동용 모터(220)에서 발생되는 회전력을 피딩롤러(120)로 전달하는 제2 유니버셜 조인트(240);로 구성된 것을 특징으로 하는 열간 코일스프링 제조장치.
- 청구항 1에 있어서,상기 센터롤러(110)와 피딩롤러(120)의 사이로 공급될 선재의 초기 위치 설정을 위하여 선재를 미리 설정된 위치에 정지시키는 스토퍼(160)를 더 포함하는 것을 특징으로 하는 열간 코일스프링 제조장치.
- 청구항 9에 있어서, 상기 제2 위치조정수단(320)은,상기 본체(100)에 힌지 결합되어 힌지축(P1)을 중심으로 회전 가능한 구조를 갖는 제1 베이스부재(321);상기 제1 베이스부재(321)에 설치된 제1 위치조절용 모터(322);상기 제1 위치조절용 모터(322)로부터 연장되는 스크류축(3221)에 결합되어 스크류축(3221)의 회전에 의해 스크류축(3221)과 평행한 방향으로 이동하며, 끝단부에 상기 제1 성형롤러(131)를 회전 가능하게 지지하는 회전축(327)이 구비된 제1 작동부재(323);상기 제1 베이스부재(321)의 이웃한 위치에서 본체(100)에 힌지 결합되어 힌지축(P2)을 중심으로 회전 가능한 구조를 갖는 제2 베이스부재(324);상기 제2 베이스부재(324)에 설치된 제2 위치조절용 모터(325); 및상기 제2 위치조절용 모터(325)로부터 연장되는 스크류축(3251)과 결합되어 스크류축(3251)의 회전에 의해 스크류축(3251)과 평행한 방향으로 이동하며, 끝단부가 상기 제1 베이스부재(321)와 결합되어 제1 베이스부재(321)를 밀거나 당기면서 힌지축(P1)을 중심으로 제1 베이스부재(321)를 회전시키는 제2 작동부재(326);로 구성된 것을 특징으로 하는 열간 코일스프링 제조장치.
- 청구항 9에 있어서, 상기 제3 위치조정수단(330)은,상기 본체(100)에 힌지 결합되어 힌지축(P3)을 중심으로 회전 가능한 구조를 갖는 제3 베이스부재(331);상기 제3 베이스부재(331)에 설치된 제3 위치조절용 모터(332);상기 제3 위치조절용 모터(332)로부터 연장되는 스크류축(3321)에 결합되어 스크류축(3321)의 회전에 의해 스크류축(3321)과 평행한 방향으로 이동하며, 끝단부에 상기 제2 성형롤러(132)를 회전 가능하게 지지하는 회전축(328)이 구비된 제3 작동부재(333);상기 제3 베이스부재(331)의 이웃한 위치에서 본체(100)에 힌지 결합되어 힌지축(P4)을 중심으로 회전 가능한 구조를 갖는 제4 베이스부재(334);상기 제4 베이스부재(334)에 설치된 제4 위치조절용 모터(335); 및상기 제4 위치조절용 모터(335)로부터 연장되는 스크류축(3351)과 결합되어 스크류축(3351)의 회전에 의해 스크류축(3351)과 평행한 방향으로 이동하며, 끝단부가 상기 제3 베이스부재(331)와 결합되어 제3 베이스부재(331)를 밀거나 당기면서 힌지축(P3)을 중심으로 제3 베이스부재(331)를 회전시키는 제4 작동부재(336);로 구성된 것을 특징으로 하는 열간 코일스프링 제조장치.
- 청구항 1에 있어서,상기 센터롤러(110)와 피딩롤러(120)의 사이로 공급되는 선재의 상부에서 자중을 이용하여 선재를 눌러주면서 선재의 이동을 지지하도록 센터롤러(110)의 이웃한 곳에 배치되는 가이드 롤러(170)를 더 포함하되,상기 가이드 롤러(170)는 본체(100)에 힌지 결합되어 힌지축(P5)을 중심으로 회전 가능한 구조를 갖는 레버(171)에 설치된 것을 특징으로 하는 열간 코일스프링 제조장치.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP14781799.3A EP3127629B1 (en) | 2014-03-25 | 2014-03-27 | Device for manufacturing hot-rolled coil spring |
JP2016510608A JP6043018B2 (ja) | 2014-03-25 | 2014-03-27 | 熱間コイルばねの製造装置 |
US14/396,515 US9744584B2 (en) | 2014-03-25 | 2014-03-27 | Hot formed coiling machine |
ES14781799T ES2809531T3 (es) | 2014-03-25 | 2014-03-27 | Dispositivo para la fabricación de resortes helicoidales laminados en caliente |
CN201480001096.1A CN105121054B (zh) | 2014-03-25 | 2014-03-27 | 热卷弹簧制造装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2014-0034881 | 2014-03-25 | ||
KR1020140034881A KR101419698B1 (ko) | 2014-03-25 | 2014-03-25 | 열간 코일스프링 제조장치 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2015147356A1 true WO2015147356A1 (ko) | 2015-10-01 |
Family
ID=51742211
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2014/002618 WO2015147356A1 (ko) | 2014-03-25 | 2014-03-27 | 열간 코일스프링 제조장치 |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP3127629B1 (ko) |
JP (1) | JP6043018B2 (ko) |
KR (1) | KR101419698B1 (ko) |
CN (1) | CN105121054B (ko) |
ES (1) | ES2809531T3 (ko) |
WO (1) | WO2015147356A1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113414326A (zh) * | 2021-06-24 | 2021-09-21 | 黄山立铖精密弹簧有限公司 | 一种圆柱弹簧生产用成型装置及其成型方法 |
CN113857394A (zh) * | 2021-09-22 | 2021-12-31 | 安徽环新集团股份有限公司 | 活塞环坯料绕环机 |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6420690B2 (ja) * | 2015-02-26 | 2018-11-07 | 日本発條株式会社 | コイリングマシンと、コイルばねの製造方法 |
WO2016208033A1 (ja) * | 2015-06-25 | 2016-12-29 | オリイメック 株式会社 | コイルばね製造方法及びコイルばね製造装置 |
KR101665294B1 (ko) * | 2016-05-17 | 2016-10-13 | (주)대코 | 코일스프링 연속 가열 장치 및 이를 이용한 코일스프링 연속 가열 방법 |
CN207668383U (zh) * | 2017-12-19 | 2018-07-31 | 米亚索乐装备集成(福建)有限公司 | 绕线机 |
WO2019235796A1 (ko) | 2018-06-04 | 2019-12-12 | 한국기계연구원 | 치아 교정용 와이어 벤딩장치 |
KR20200024994A (ko) | 2018-08-29 | 2020-03-10 | 셰플러코리아(유) | 구름 베어링용 씰 및 씰 제조방법 |
KR102102940B1 (ko) | 2018-09-28 | 2020-04-22 | 셰플러코리아(유) | 방열 성능이 향상된 구름 베어링 |
CN109500306A (zh) * | 2018-11-30 | 2019-03-22 | 中国电子科技集团公司第四十八研究所 | 一种加热体制作专用设备 |
CN110064896B (zh) * | 2019-06-18 | 2021-04-13 | 青海金泽恩新材料科技有限公司 | 一种平面涡卷弹簧的制备方法 |
KR102114127B1 (ko) | 2019-11-08 | 2020-05-22 | 김순경 | 코일스프링 성형 방법 |
CN111531065B (zh) * | 2020-04-15 | 2022-04-01 | 西安工程大学 | 适用多型号纺纱钢丝圈加工的成型机床 |
CN112517434A (zh) * | 2020-11-18 | 2021-03-19 | 济南凯镭迪精密仪器有限公司 | 一种对弹簧疏密端有效识别并打标记的装置及方法 |
CN112846001A (zh) * | 2021-01-26 | 2021-05-28 | 王文波 | 一种用于弹簧成型机的卷置夹头 |
CN113617971A (zh) * | 2021-08-11 | 2021-11-09 | 中国电子科技集团公司第三十八研究所 | 一种大螺距大长径比螺旋天线的成型装置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR960021246A (ko) | 1994-12-12 | 1996-07-18 | 허영준 | 코일링 장치 |
JP2001300673A (ja) * | 2000-04-25 | 2001-10-30 | Toshikazu Okuno | コイルばね成形機の自動調整システム |
JP2003033839A (ja) * | 2001-07-16 | 2003-02-04 | Shinko Kikai Kogyo Kk | ばね製造機 |
JP4612552B2 (ja) * | 2006-02-10 | 2011-01-12 | 旭精機工業株式会社 | 画像処理装置及びばね成形機 |
JP4913703B2 (ja) * | 2007-10-31 | 2012-04-11 | 旭精機工業株式会社 | コイルばね製造機及びコイルばね製造方法 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1981566A (en) * | 1931-05-04 | 1934-11-20 | Sleeper & Hartley Inc | Machine for coiling metal strip |
GB646176A (en) * | 1947-12-31 | 1950-11-15 | George Henry Mercer | Improvements in spring coiling machines |
SE347762B (ko) * | 1967-05-17 | 1972-08-14 | Industrifjaedrar Ab | |
US4302959A (en) * | 1977-11-29 | 1981-12-01 | Yakovlev Vladimir K | Method of forming helical springs |
JPS5725233A (en) * | 1980-07-18 | 1982-02-10 | Nhk Spring Co Ltd | Formation of coil spring |
JPS6127133A (ja) * | 1984-07-17 | 1986-02-06 | High Frequency Heattreat Co Ltd | コイルばねの温間成形方法 |
JPS6250028A (ja) * | 1985-08-27 | 1987-03-04 | High Frequency Heattreat Co Ltd | 高強度太径線材使用冷間成形コイルばね成形時の切断方法 |
JPH03189036A (ja) * | 1989-12-19 | 1991-08-19 | Kobe Steel Ltd | テーパコイルバネの製造方法 |
JP2675433B2 (ja) * | 1990-08-27 | 1997-11-12 | 川崎製鉄株式会社 | 螺旋状鋼線の成形装置 |
JPH0710816Y2 (ja) * | 1992-12-17 | 1995-03-15 | 高周波熱錬株式会社 | コイルばねの温間成形装置 |
JPH09141371A (ja) * | 1995-11-15 | 1997-06-03 | Nhk Spring Co Ltd | コイリングマシンの制御装置 |
JP3868779B2 (ja) * | 2001-09-14 | 2007-01-17 | 旭精機工業株式会社 | コイルばね製造機 |
US7458243B2 (en) * | 2003-05-13 | 2008-12-02 | Spuhl Ag | Spring winding machine and a method for controlling a spring winding machine |
GR1006845B (el) * | 2003-10-02 | 2010-07-05 | Αναγνωστοπουλος, Αντωνιος Παναγιωτη | Μεθοδος και συστημα παραγωγης ελατηριων απο συρμα κυκλικης ή αλλης διατομης |
CN2799123Y (zh) * | 2005-06-03 | 2006-07-26 | 魏圣德 | 卷簧机的电动节距调节座 |
CH699955A1 (de) * | 2008-11-25 | 2010-05-31 | Remex Ag | Verfahren und Vorrichtung zur Herstellung von Federn. |
JP5756609B2 (ja) * | 2010-07-30 | 2015-07-29 | 日本発條株式会社 | コイルばね製造装置 |
JP5064590B1 (ja) * | 2011-08-11 | 2012-10-31 | 日本発條株式会社 | 圧縮コイルばねおよびその製造方法 |
CN102389932A (zh) * | 2011-10-20 | 2012-03-28 | 嵊州市金狮弹簧机械有限公司 | 一种弹簧机变径机构 |
-
2014
- 2014-03-25 KR KR1020140034881A patent/KR101419698B1/ko active IP Right Grant
- 2014-03-27 WO PCT/KR2014/002618 patent/WO2015147356A1/ko active Application Filing
- 2014-03-27 JP JP2016510608A patent/JP6043018B2/ja active Active
- 2014-03-27 CN CN201480001096.1A patent/CN105121054B/zh active Active
- 2014-03-27 EP EP14781799.3A patent/EP3127629B1/en active Active
- 2014-03-27 ES ES14781799T patent/ES2809531T3/es active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR960021246A (ko) | 1994-12-12 | 1996-07-18 | 허영준 | 코일링 장치 |
JP2001300673A (ja) * | 2000-04-25 | 2001-10-30 | Toshikazu Okuno | コイルばね成形機の自動調整システム |
JP2003033839A (ja) * | 2001-07-16 | 2003-02-04 | Shinko Kikai Kogyo Kk | ばね製造機 |
JP4612552B2 (ja) * | 2006-02-10 | 2011-01-12 | 旭精機工業株式会社 | 画像処理装置及びばね成形機 |
JP4913703B2 (ja) * | 2007-10-31 | 2012-04-11 | 旭精機工業株式会社 | コイルばね製造機及びコイルばね製造方法 |
Non-Patent Citations (1)
Title |
---|
See also references of EP3127629A4 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113414326A (zh) * | 2021-06-24 | 2021-09-21 | 黄山立铖精密弹簧有限公司 | 一种圆柱弹簧生产用成型装置及其成型方法 |
CN113414326B (zh) * | 2021-06-24 | 2024-04-19 | 黄山立铖精密弹簧有限公司 | 一种圆柱弹簧生产用成型装置及其成型方法 |
CN113857394A (zh) * | 2021-09-22 | 2021-12-31 | 安徽环新集团股份有限公司 | 活塞环坯料绕环机 |
Also Published As
Publication number | Publication date |
---|---|
EP3127629A1 (en) | 2017-02-08 |
CN105121054B (zh) | 2017-06-20 |
JP2016518257A (ja) | 2016-06-23 |
CN105121054A (zh) | 2015-12-02 |
EP3127629B1 (en) | 2020-05-06 |
ES2809531T3 (es) | 2021-03-04 |
EP3127629A4 (en) | 2017-11-15 |
KR101419698B1 (ko) | 2014-07-21 |
JP6043018B2 (ja) | 2016-12-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2015147356A1 (ko) | 열간 코일스프링 제조장치 | |
WO2016068483A1 (ko) | 태빙장치 및 그 제어방법 | |
WO2017159926A1 (ko) | 접착식 적층코어 제조장치 및 이를 위한 코어 라미네이터 | |
KR20070120564A (ko) | 사각형 와이어 권선 장치 | |
US20140284368A1 (en) | Conveying device for leads | |
WO2020050664A1 (ko) | 슬래그 제거 장치 | |
KR19980042752A (ko) | 열간 압연 설비 | |
KR102197012B1 (ko) | 강판 코일 포장 장치 | |
KR20040023690A (ko) | 고온의 금속으로 이루어진 열연 예비 스트립의 권취 및권출 장치 | |
WO2020242084A1 (ko) | 벤딩 머신 | |
WO2022131482A1 (ko) | 에어 플로우 정전 필터 제조 장치 | |
KR101368259B1 (ko) | 소재 권취장치 | |
WO2014065445A1 (ko) | 고효율 못 제조 시스템 | |
KR20120042387A (ko) | 필름제거 장치 | |
WO2010131866A2 (ko) | 싱글볼 가공장치 | |
US9744584B2 (en) | Hot formed coiling machine | |
WO2016093493A1 (ko) | Ahss 열연코일의 열처리 방법, 이를 이용한 냉간 압연방법 및 열처리장치 | |
WO2015099288A1 (ko) | 연주압연장치 및 방법 | |
KR940000236B1 (ko) | 파이프 외면에 열수축성 테이프를 감는 방법 및 장치 | |
KR102025690B1 (ko) | 스트립 권취 장치 | |
WO2010137810A2 (ko) | 싱글볼 가공장치의 수평방식의 헤드부 | |
KR101138090B1 (ko) | 방청지 방사접기장치 및 이를 이용한 코일 포장용 방청지권취장치 | |
CN110126252B (zh) | 一种自动化生产设备 | |
JP7075333B2 (ja) | コイル成形方法及びコイル成形装置 | |
US3743778A (en) | Resistance heating apparatus for elongated workpieces of varied lengths |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ENP | Entry into the national phase |
Ref document number: 2016510608 Country of ref document: JP Kind code of ref document: A |
|
REEP | Request for entry into the european phase |
Ref document number: 2014781799 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2014781799 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 14396515 Country of ref document: US |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 14781799 Country of ref document: EP Kind code of ref document: A1 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |