KR100433859B1 - Machine for rolling a electric heating coil - Google Patents

Abstract

Winding device for an electric heating wire according to the present invention is the first roll 11 is wound around the non-metal wire 1, the second roll 13 is wound around the metal wire (3), and in the second roll (13) The non-metal wire 1 and the metal wire 3 are supplied from the metal wire drawing means 21 for drawing out the metal wire 3 and the first roll 11 and the metal wire drawing means 21. (3) the cutting device 31 for cutting only, and the winding wheel for winding the resistance wire (5) on the non-metal wire (1) or the non-metal wire (1) and the metal wire (3) passing through the cutting device ( 51, a bobbin 71 for supplying the resistance wire 5 to the winding wheel 51, and the non-metal wire 1 or the non-metal wire 1 and the metal wire 3 through the winding wheel 51; ) An encoder 95 for checking the length of the metal wire 3 included in the electric heating wire 7 wound around the resistance wire 5, and a metal wire drawing-out means 21 receiving a signal from the encoder 95. ), The operation of the cutting device 31 and the winding wheel (51) It is characterized by including the control part 81 to control, and the 3rd roll 91 which winds the said electric heating wire 7.

Description

Machine for rolling a electric heating coil

The present invention relates to a winding device for an electric heating wire which can automatically supply a metal wire to a non-metal wire at a predetermined interval when winding a resistance wire to a non-metal wire, and a metal in front of the winding wheel for winding the resistance wire to the non-metal wire. A cutting device for cutting wire rods is arranged to cut a metal wire supplied from a metal wire roller when a resistance wire is wound on a non-metal wire so that the metal wire has a predetermined length in the electric heating wire and is supplied again at a predetermined interval. It is about.

Referring to FIG. 1, in a conventional electric heating wire having a small diameter used for cooling, freezing, and refrigerating devices, a nichrome wire 203 is heated on glass wool 201, and the nichrome wire 203 is wound. By the outer shell 205.

In the conventional electric heating wire configured as described above, both ends of the nichrome wire 203 are connected to the lead wire 209 by using the insulator 207, but the welding portion of the nichrome wire is heated by heat when installed in a cooling, freezing, or refrigerating device. There was a problem that the nichrome wire was disconnected.

An object of the present invention is a cutting device for cutting a metal wire in front of the winding wheel winding the resistance wire to the non-metal wire is arranged to cut the metal wire supplied from the metal wire roller when the resistance wire is wound on the non-metal wire to complete the metal wire It is to provide a winding device for electric heating wire having a predetermined length in the electric heating wire to be supplied again at a predetermined interval.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a cross-sectional view showing a conventional electric heating wire

Figure 2 is a schematic diagram schematically showing a winding device for an electric heating wire according to the present invention according to the flow order of the elements of the electric heating wire

3A and 3B are perspective views showing the metal wire drawing means of FIG.

4 is an exploded perspective view showing some elements of the cutting device of FIG.

5 is a front view showing the cutting device of FIG.

6 is a side cross-sectional view of the winding wheel of FIG.

Figure 7 is a schematic diagram showing a drive system of the electric wire winding device according to the present invention

* Description of Signs of Main Parts of Drawings *

1 non-metal wire 3 metal wire

5: resistance wire 7: electric heating wire

11, 13, 91: roll 21: metal wire withdrawing means

31: cutting device 51: winding wheel

71: bobbin 81: control unit

95: encoder

Referring to FIG. 2, the electric wire winding apparatus according to the present invention includes a first roll 11 on which a non-metal wire 1 is wound, a second roll 13 on which a metal wire 3 is wound, and the first roll. The non-metal wire 1 and the metal wire 3 from the metal wire drawing means 21 for drawing out the metal wire 3 from the second roll 13 and from the first roll 11 and the metal wire drawing means 21. ) Is a cutting device (31) for cutting only the metal wire (3) and the non-metal wire (1) or the non-metal wire (1) and the metal wire (3) passing through the cutting device 31, the resistance wire (5) The winding wheel 51 winding the winding, the bobbin 71 for supplying the resistance wire 5 to the winding wheel 51, and the non-metal wire 1 or the non-metal wire 1 through the winding wheel 51 ) And an encoder (95) for checking the length of the metal wire (3) included in the electric heating wire (7) in which the resistance wire (5) is wound on the metal wire (3), and the signal is received from the encoder (95). Metal wire drawing means 21, cutting device 31 and winding The control part 81 which controls the operation of the sun wheel 51, and the 3rd roll 91 which winds the said electric heating wire 7 are included.

The non-metal wire 1 may be glass wool or thread, and is unwound from the first roll 11 by winding by the third roll 91 and proceeds at a constant speed from the beginning. do. The plurality of second rolls 13 may be arranged to supply the metal wire 3 from the plurality of second rolls 13 at the same time.

The metal wire 3 may be a copper wire or an iron wire and the like, and as it is generally well known, the metal wire 3 may have a small diameter and thus may not generate heat, thereby serving as a lead wire.

As shown in FIGS. 3A and 3B, the metal wire drawing-out means 21 is provided with guide rollers 22 and 23 for preventing separation of the metal wire 3 from the second roll 13 (see FIG. 2). It is disposed up and down on the guide rollers 22, 23, the driving roller 24 and the pressure roller 25 is disposed, the metal wire (3) between the guide rollers 22, 23 and the pressure roller 25 Guide pipe 26 for guiding) is disposed. In addition, the metal wire drawing means 21 is preferably located on the same line as the metal wire passage 33 of the conical member 32 of the cutting device (31).

The guide roller 23 disposed below the guide rollers 22 and 23 may be a clutch roller rotating only in one direction.

When the pressure roller 25 receives a high signal from the control unit 81, the first actuator 27 operates to move the frame 28, on which the pressure roller 25 is mounted, around the rotating shaft 29. As the angular rotation is performed, the pressure roller 25 is lowered from the state of FIG. 3A to the state of FIG. 3B to be crimped with the driving roller 24 to start taking out the metal wire 3 from the second roll 13. Thereafter, when the controller 81 transmits a low signal to the first actuator 27, the first actuator 27 is operated to return to the state of FIG. 3A from the state of FIG. 3B.

In general, the control unit 81 receives the first actuator 27 when the metal wire 3 continues to move forward and the resistance material 5 is wound around the metal wire 3, and transmits a signal to the metal wire 3. As a result, even when the pressure roller 24 returns to its original position, the metal wire 3 continues to the winding wheel 51 by the force of the third roll 91 winding the electric heating wire wound with the resistance material. Supplied.

In this way, the metal wire 3 continuously supplied is cut by the cutting device 31 for cutting to an appropriate length.

The cutting device 31, as shown in Figure 4, the cutting plate 40 is disposed between the conical member 32 and the cylindrical member 36, the second actuator 45 shown in Figure 5 As a result, the cutting plate 40 cuts the metal wire 3 while making a relative motion with respect to the conical member 32.

The conical member 32 has a metal wire passage 33 is formed in the center, a non-metal wire passage 34 connected to the metal wire passage 33 is formed on the side of the metal wire passage 33, The guide tube 35 refracted by the non-metallic wire passage 34 is mounted.

The cylindrical member 36 has a metal wire passage 38 formed at the center thereof, a non-metal wire passage 39 is formed at the side of the metal wire passage 38 so that the guide tube 35 is fitted thereto, and the bolt 43 ), Two fastening holes 36 and 37 are respectively formed in the upper and lower portions.

The diameter of the metal wire passage 38 of the cylindrical member 36 is larger than the metal wire passage 33 of the conical member 32 so that the metal wire 3 is cut despite the relative movement of the cutting plate 40. It doesn't work.

The cutting plate 40 has a metal wire passage 42 formed at the center thereof, and a rectangular hole 41 is formed at both sides of the metal wire passage 42 so that the guide tube 35 can pass therethrough. The upper and lower mounting holes 42 are formed in upper and lower portions of the metal wire passage 42, and the fastening bushing 44 is mounted in the mounting hole 42, and in the fastening bushing 44. The bolt 43 is fastened.

In addition, the cutting device 31, as shown in Figure 5, the rod 46 of the second actuator 45 is advanced by the signal of the control unit 81 (see Figure 2), the triangular rotating body 47 When the projection 47a of the triangular rotary body 47 rotates about the rotation center pin 47b as the axis, the bolt 47c mounted on the vertical surface of the triangular rotary body 47 rotates the cutting plate 40. Push the metal wire 3 in the metal wire passage 33 (see Fig. 1) of the conical member 32 by pushing upwards (arrow direction) to move the cutting plate 40 relative to the fixed conical member (32). After cutting, when the rod 46 of the second actuator 45 returns to its original position, the metal of the metal wire hole 42 of the cutting plate 40 and the metal of the conical member 32 are caused by the elastic force of the spring 48 that has been compressed. The wire passage 33 is matched.

Referring to FIG. 6, the winding wheel 51 has a bearing 53 mounted on an outer circumferential surface thereof to perform relative rotational movement with respect to the frame 52 when the rotational movement is performed by the pulley 54. The winding wheel 51 rotates relative to the pipe 55 through which the electric heating wire 7 passes, so that the non-metal wire 1 or the resistance wire 5 is attached to the non-metal wire 1 and the metal wire 3. Winding.

In addition, when the electromagnet 56 fixed to the frame 52 is turned on, the winding wheel 51 moves toward the electromagnet 56 while the front cover 57 disposed at a predetermined distance from the electromagnet 56. One end of the pushing rod 58 is pushed. As a result, while the pushing rod 58 is pushed in the direction of the arrow 65, the brake pad 59 attached to the other end of the pushing rod 58 comes into close contact with the brake disc 60 while the brake disc 60 The centering member 61 is connected to the one end of the bobbin 71 is moved in the direction of the arrow (65). In addition, an adapter 75 is mounted on the other end of the bobbin 71 to press the bobbin 71 toward the winding wheel 51. As a result, the bobbin 71 can rotate in the same rotational speed as the winding wheel 51.

The adapter 75 may be moved back and forth along the guide frame 77, the conical portion 76 in close contact with the bobbin 75 may perform a relative rotational movement with respect to the pipe (55).

Winding device for an electric heating wire according to the present invention configured as described above is operated by the drive system shown in FIG. That is, the driving roller 24 is operated through the relay pulleys 103 and 104 connected to the first pulley 102 of the first drive motor 101 by the timing belts 111 and 112, and the relay pulley The third roll 91 (see FIG. 2), which is a winding roller, which winds the electric heating wire 7, is operated by the timing belt 114 connected to 103. In addition, the pulley 54 mounted on the winding wheel 51 and the pulley 106 of the second drive motor 105 are connected and driven by a timing belt (not shown).

The controller 81 receives a signal from an encoder 95 disposed after the adapter and controls the operation of each driving device. That is, when power is applied, the first drive motor 101 and the second drive motor 105 are operated by receiving a signal from the encoder 95 and performing an operation. Further, the pressure roller 25 is moved downward so that the metal wire 3 is drawn out of the second roll 13 by a predetermined length, and then the second roll 13 is returned to the standby position again. Control the operation of the cutting device 31 to cut. By repeating this process, the metal wire 3 having a predetermined length is repeatedly arranged at a predetermined interval in the electric heating wire 7.

By the above configuration, the electric wire winding apparatus according to the present invention operates as follows.

When power is applied, the control unit 81 operates the first drive motor 101, the second drive motor 105, and the pressure roller 25, and supplies power to the electromagnet 56. After that, the encoder 95 senses the length of the electric heating wire 7 wound on the third roll 91 and sends a signal to the controller 81, and the metal wire 3 is operated by the controller 81. The pressure roller 25 is moved downward so as to be drawn out of the second roll 13 by a predetermined length, and then the second roll 13 is returned to the standby position. At this time, the cutting device 31 is operated to operate the metal wire. By repeating the process of cutting (3), the metal wire 3 having a predetermined length is repeatedly arranged at a predetermined interval in the electric heating wire 7. At this time, the heating wire of the non-metal wire 1 and the metal wire 13 of the electric heating wire (7) and the winding interval of the resistance wire (5) wound on the non-metal wire 1 is a finished electric heating wire (7) The third roll 91 which winds up continuously maintains a constant rotational speed.

In the electric heating wire 7 manufactured as described above, the metal wire 3 having a predetermined length is repeatedly arranged at a predetermined interval, and the non-metal wire 1 or the non-metal wire 1 and the metal wire 3 are surrounded. The resistance wire 5 is wound at regular intervals.

As described above, according to the present invention, since the metal wire having a predetermined length is automatically arranged at a predetermined interval from the electric heating wire by the winding device for electric heating wire, the wire can be peeled off and the metal wire can be used as the lead wire. It does not need to be connected with metal wires separately, so it is convenient to use and it has the effect of completely improving the disconnection phenomenon that occurs easily when connecting lead wire and resistance wire.

Claims (17)

delete delete delete delete delete A cutting device 31 for cutting the metal wire drawing means 21 for drawing out the metal wire 3 wound on the second roll 13 and the metal wire 3 passing through the metal wire drawing means 21. And a winding wheel 51 for winding the non-metal wire 1 or the non-metal wire 1 and the resistance wire 5 around the metal wire 3 passing through the cutting device 31. To The metal wire drawing means 21 is a clutch roller in which the guide roller 23 rotates in only one direction, When the pressure roller 25 receives a high signal from the control unit 81, the first actuator 27 operates to move the frame 28 on which the pressure roller 25 is mounted about the rotation shaft 29. While rotating the angular rotation, the pressure roller 25 is lowered and pressed with the driving roller 24 to start taking out the metal wire 3 from the second roll 13, and thereafter, the control unit 81 moves the first actuator. And transmitting a low signal to (27), wherein the first actuator (27) is operated to return to a home position. A cutting device 31 for cutting the metal wire drawing means 21 for drawing out the metal wire 3 wound on the second roll 13 and the metal wire 3 passing through the metal wire drawing means 21. And a winding wheel 51 for winding the non-metal wire 1 or the non-metal wire 1 and the resistance wire 5 around the metal wire 3 passing through the cutting device 31. To In the cutting device 31, the cutting plate 40 is disposed between the conical member 32 and the cylindrical member 36, and the cutting plate 40 is attached to the conical member 32 by the second actuator 45. An electric heating wire winding device, characterized in that only the metal wire (3) is cut out of the non-metal wire (1) and the metal wire (3) guided to the conical member 32 by making a relative motion. The method of claim 7, wherein The conical member 32 has a metal wire passage 33 is formed in the center, a non-metal wire passage 34 connected to the metal wire passage 33 is formed on the side of the metal wire passage 33, Winding device for electric heating wire, characterized in that the guide pipe 35 is refracted in the non-metal wire passage (34). The method of claim 7, wherein The cylindrical member 36 has a metal wire passage 38 formed at the center thereof, a non-metal wire passage 39 is formed at the side of the metal wire passage 38 so that the guide tube 35 is fitted thereto, and the bolt 43 Electric wire winding device, characterized in that the two fastening holes (36, 37) to be fitted respectively) are formed in the upper and lower portions, respectively. The method according to claim 8 or 9, The diameter of the metal wire passage 38 of the cylindrical member 36 is larger than the metal wire passage 33 of the conical member 32 so that the metal wire 3 is cut despite the relative movement of the cutting plate 40. Winding device for electric heating wire, characterized in that not. The method of claim 7, wherein The cutting plate 40 has a metal wire passage 42 formed at the center thereof, and a rectangular hole 41 is formed at both sides of the metal wire passage 42 so that the guide tube 35 can pass therethrough. The upper and lower mounting holes 42 are formed in upper and lower portions of the metal wire passage 42, and the fastening bushing 44 is mounted in the mounting hole 42, and in the fastening bushing 44. Winding device for electric heating wire, characterized in that the bolt 43 is fastened. The method of claim 7, wherein The cutting device 31 rotates when the rod 46 of the second actuator 45 advances and pushes the protrusion 47a of the triangular rotating body 47 by the signal of the control unit 81. By rotating the central pin 47b about its axis, the bolt 47c mounted on the vertical surface of the triangular rotating body 47 pushes the cutting plate 40 upward, and the conical member having the cutting plate 40 fixed thereto ( When the metal wire 3 in the metal wire passage 33 of the conical member 32 is cut while moving relative to 32, and the rod 46 of the second actuator 45 returns to its original position, the spring that has been compressed And the metal wire hole (42) of the cutting plate (40) and the metal wire passage (33) of the conical member (32) coincide with each other by the elastic force of (48). A cutting device 31 for cutting the metal wire drawing means 21 for drawing out the metal wire 3 wound on the second roll 13 and the metal wire 3 passing through the metal wire drawing means 21. And a winding wheel 51 for winding the non-metal wire 1 or the non-metal wire 1 and the resistance wire 5 around the metal wire 3 passing through the cutting device 31. To The winding wheel 51 has a bearing 53 mounted on an outer circumferential surface thereof to perform relative rotational movement with respect to the frame 52 when the rotational movement is performed by the pulley 54. In this case, the winding wheel 51 The resistance wire 5 is wound around the non-metal wire 1 or the non-metal wire 1 and the metal wire 3 by rotating relative to the pipe 55 through which the electric heating wire 7 passes. Winding device for electric heating wire. The method of claim 13, When the electromagnet 56 fixed to the frame 52 is turned on, the winding wheel 51 moves toward the electromagnet 56 while the front cover 57 disposed at a predetermined distance from the electromagnet 56 moves toward the electromagnet 56. One end of the 58 is pushed so that the brake pad 59 attached to the other end of the pushing rod 58 is pushed in the direction of the arrow 65 by the pushing rod 58. The centering member 61 connected to the brake disc 60 while being in close contact with the brake disk 60 is moved to be in close contact with one end of the bobbin 71, and the adapter 75 is mounted at the other end of the bobbin 71 to provide the bobbin 71. By pressing) toward the winding wheel 51, the bobbin 71 is capable of rotating movement at the same rotational speed as the winding wheel 51, characterized in that the electric wire winding device. The method of claim 14, The adapter 75 may be moved forward and backward along the guide frame 77, characterized in that the cone portion 76 in close contact with the bobbin 75 can perform a relative rotational movement with respect to the pipe (55). Hot wire winding device. delete delete