Automatic winding machine for induction coil of intermediate frequency furnace and use method

Abstract

The invention belongs to the technical field of winding machines, and particularly relates to an automatic winding machine for an induction coil of an intermediate frequency furnace and a using method.The automatic winding machine for the induction coil of the intermediate frequency furnace comprises a discharging mechanism, a straightening mechanism and a winding mechanism are sequentially arranged on one side of the discharging mechanism, and a straightening adjusting mechanism is arranged below the straightening mechanism; the winding mechanism comprises a winding base, one end of the winding base is fixedly connected with a winding support, the other end of the winding base is provided with a material taking supporting device, a winding device is arranged between the winding support and the material taking supporting device, and a winding adjusting device is arranged between the winding device and the material taking supporting device. According to the induction coil winding machine, through reasonable design of the structure, induction coils of different specifications can be wound through the winding mechanism, the limitation that a traditional old mold cannot achieve diversified winding of the induction coils is broken through, and the induction coil winding machine is good in universality, small in occupied area and high in machining efficiency.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of winding machines, and particularly relates to an automatic winding machine for an induction coil of a medium-frequency furnace and a use method. BACKGROUND

[0002] The induction coil of a medium-frequency furnace is the heart of the medium-frequency furnace, and electromagnetic energy is converted into heat energy through the induction coil to melt the metal charge in the crucible. The induction coil is wound into a spiral-shaped coil with multiple turns from a rectangular copper tube. The traditional manual winding method through a mold has high labor intensity, poor universality, requires multiple molds and multiple sites, occupies a large area, and has low processing efficiency. SUMMARY

[0003] The main technical problem to be solved by the application is to provide an automatic winding machine for an induction coil of a medium-frequency furnace, which has a reasonable structure, is convenient and reliable to operate, has good universality, and has high working efficiency.

[0004] To solve the above technical problems, the application provides the following technical scheme: An automatic winding machine for an induction coil of a medium-frequency furnace comprises a discharging mechanism, a straightening mechanism and a winding mechanism are sequentially arranged on one side of the discharging mechanism, a straightening adjusting mechanism is arranged below the straightening mechanism, the winding mechanism comprises a winding base, a winding support is fixedly connected to one end of the winding base, a material taking support device is arranged at the other end of the winding base, a winding device capable of winding induction coils of different specifications is arranged between the winding support and the material taking support device, a wire winding adjusting device for adjusting the winding device to be in a winding state of induction coils of different specifications is arranged between the winding device and the material taking support device, and a winding driving device for driving the winding device to rotate is arranged on the winding support.

[0005] The following is a further optimization of the technical scheme of the application: The winding device comprises a transmission main shaft, the transmission main shaft is rotationally connected to the winding base, an equidistant disc is fixedly connected to one end of the transmission main shaft close to the material taking support device, a plurality of guide holes are formed in the equidistant disc, the plurality of guide holes are arranged in a radial pattern, a winding plate is slidingly connected in each of the plurality of guide holes, the plurality of winding plates are arranged in a ring shape, and a winding plate limiting assembly is arranged at a position on each winding plate located on both sides of the equidistant disc.

[0006] Further optimization: the wire winding adjusting device comprises a main shaft cylinder, one end of the main shaft cylinder is fixedly connected to the equidistant disc, a contraction nut is fixedly connected to the other end of the main shaft cylinder, the contraction nut is threadedly connected with a contraction screw, a contraction cylinder is slidingly sleeved on the main shaft cylinder, the other end of the contraction cylinder away from the equidistant disc is rotationally connected with the contraction screw through a lock ring assembly, a plurality of contraction support plates are fixedly connected to the outer circumferential surface of the contraction cylinder, the plurality of contraction support plates are arranged in a ring shape around the contraction cylinder, a plurality of rib plate assemblies are arranged between the contraction support plates and the corresponding winding plates, and the plurality of rib plate assemblies are arranged in parallel along the length direction of the contraction cylinder.

[0007] Further optimization: the material taking support device comprises a material taking support rod, the lower end of the material taking support rod is hinged to the winding base, the upper end of the material taking support rod is provided with a material taking support block, a contraction screw is rotationally connected to the material taking support block, the material taking support rod and the material taking support block are both fixedly connected with a bolt sleeve, the two bolt sleeves are connected together through a pin column, the end of the material taking support rod and the material taking support block that are close to each other are both provided with an inclined surface, the winding base is hinged to a material taking hydraulic cylinder, and the telescopic rod of the material taking hydraulic cylinder is hinged to the material taking support rod.

[0008] Further optimization: the material taking support device comprises a material taking support rod, the lower end of the material taking support rod is hinged to the winding base, the upper end of the material taking support rod is provided with a material taking support block, a contraction screw is rotationally connected to the material taking support block, the material taking support rod and the material taking support block are both fixedly connected with a bolt sleeve, the two bolt sleeves are connected together through a pin column, the end of the material taking support rod and the material taking support block that are close to each other are both provided with an inclined surface, the winding base is hinged to a material taking hydraulic cylinder, and the telescopic rod of the material taking hydraulic cylinder is hinged to the material taking support rod.

[0009] Further optimization: the material taking support device comprises a material taking support rod, the lower end of the material taking support rod is hinged to the winding base, the upper end of the material taking support rod is provided with a material taking support block, a contraction screw is rotationally connected to the material taking support block, the material taking support rod and the material taking support block are both fixedly connected with a bolt sleeve, the two bolt sleeves are connected together through a pin column, the end of the material taking support rod and the material taking support block that are close to each other are both provided with an inclined surface, the winding base is hinged to a material taking hydraulic cylinder, and the telescopic rod of the material taking hydraulic cylinder is hinged to the material taking support rod.

[0010] Further optimization: the straightening adjustment mechanism comprises an adjustment base, a walking base is installed on the upper side of the adjustment base through a lead screw guide rail module, two lead screw elevators are arranged on the walking base, the top ends of the lead screws of the two lead screw elevators are fixedly connected together to form a straightening machine base, a transmission shaft is transmissionally connected between the two lead screw elevators, an elevating motor is installed on the walking base, the output shaft of the elevating motor is transmissionally connected to the transmission shaft, and two auxiliary elevating assemblies are symmetrically arranged between the walking base and the straightening machine base.

[0011] Further optimization: the straightening mechanism comprises a straightening seat, a plurality of active straightening wheel assemblies and a plurality of driven straightening wheel assemblies are arranged on the straightening seat, guide wheel assemblies are arranged on both sides of the plurality of driven straightening wheel assemblies, the plurality of driven straightening wheel assemblies and the two guide wheel assemblies are located above the plurality of active straightening wheel assemblies, and a plurality of straightening wheel adjusting assemblies are arranged on the top of the straightening seat.

[0012] Further optimization: the active straightening wheel assembly comprises an active shaft, the active shaft is rotationally connected with the straightening seat, the two ends of the active shaft are respectively fixedly connected with an active straightening wheel and a chain wheel, a plurality of chain wheels are drivingly connected with a chain, and the straightening seat is provided with a straightening motor for driving the chain wheel to rotate, the driven straightening wheel assembly comprises a driven shaft, the driven shaft is slidingly connected with the straightening seat, and the end of the driven shaft close to the active straightening wheel is rotationally connected with a driven straightening wheel, the guide wheel assembly comprises a guide shaft, the guide shaft is slidingly connected with the straightening seat, and the end of the guide shaft close to the active straightening wheel is rotationally connected with a plurality of guide rollers, and the straightening wheel adjusting assembly comprises a nut support seat, the nut support seat is fixedly connected with the straightening seat, a threaded adjusting lead screw is arranged on the nut support seat, the bottom end of the adjusting lead screw is rotationally connected with a connecting frame, the connecting frame is fixedly connected with the corresponding driven shaft or guide shaft, and the top end of the adjusting lead screw is fixedly connected with a hand wheel.

[0013] Further optimization: the application also discloses a use method of the automatic induction coil winding machine of the intermediate frequency furnace, and the use method comprises the following steps based on the automatic induction coil winding machine of the intermediate frequency furnace: S1, first, the copper pipe material disc is hoisted to the top of the material placing mechanism by the trolley, and then the copper pipe material disc is fixedly installed on the placing table of the material placing mechanism; S2, the plurality of winding plates are adjusted to appropriate positions by rotating the contraction screw according to the specifications of the induction coil; S3, the lifting motor of the straightening adjusting mechanism is started, the straightening mechanism is adjusted to an appropriate height according to the positions of the winding plates, so that the height of the active straightening wheel of the straightening mechanism matches the tangent direction of the winding mechanism; S4, the first hydraulic cylinder and the second hydraulic cylinder of the material placing mechanism are started, and the placing table is adjusted to a position matched with the straightening mechanism; S5, the copper pipe on the copper pipe material disc is fixed on the winding device after passing through the straightening mechanism, the hand wheel of the straightening mechanism is rotated, and the straightening mechanism is suitable for the specifications of the copper pipe; S6, the straightening motor of the straightening mechanism, the winding driving device and the screw rod guide rail module are started, and the winding work of the induction coil is automatically completed; S7, the pin column is separated from the plug sleeve, the material taking hydraulic cylinder drives the material taking support rod to be far away from the material taking support block, and the wound induction coil is taken off from the winding device.

[0014] The structure of the present application is rationally designed, and different specifications of the induction coil can be wound through the winding mechanism, the diameter of the induction coil can be adjusted arbitrarily, which breaks the limitation of the traditional old mold that cannot realize the diversified winding of the induction coil, has good universality, small floor area and high processing efficiency; and the feeding mechanism can adjust the position of the copper pipe material disc according to the needs of the induction coil, so that the wide side or narrow side of the rectangular copper pipe is adjusted to the direction required by the winding of the induction coil, so as to meet the winding requirements of the induction coil; the straightening mechanism can straighten the rectangular copper pipe in the copper pipe material disc before winding the induction coil.

[0015] The present application will be further described below in combination with the drawings and examples. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the embodiment of the present application; Figure 2 It is a schematic diagram of the overall structure of the embodiment of the present application from another perspective; Figure 3 It is a schematic diagram of the structure of the feeding mechanism in the embodiment of the present application; Figure 4 It is a schematic diagram of the structure of the straightening and adjusting mechanism in the embodiment of the present application; Figure 5 It is a schematic diagram of the structure of the straightening mechanism in the embodiment of the present application; Figure 6 It is a schematic diagram of the structure of the straightening mechanism in the embodiment of the present application from another perspective; Figure 7 It is a schematic diagram of the structure of the winding mechanism in the embodiment of the present application; Figure 8 It is a schematic diagram of the structure of the support part of the winding mechanism in the embodiment of the present application; Figure 9 It is a schematic diagram of the structure of the winding device and the wire winding adjusting device in the embodiment of the present application; Figure 10 It is a schematic diagram of the structure of the winding device and the wire winding adjusting device in the embodiment of the present application; Figure 11 It is Figure 10 It is a schematic diagram of the structure of the winding device and the wire winding adjusting device in the embodiment of the present application; Figure 12 It is a schematic diagram of the structure of the winding plate limiting assembly in the embodiment of the present application.

[0017] In the figure: 1 - feeding mechanism; 101 - feeding chassis; 1011 - first chute; 102 - feeding lifting frame; 1021 - second chute; 103 - feeding lifting adjustment device; 1031 - first feeding support plate; 1032 - second feeding support plate; 1033 - first feeding guide wheel shaft; 1034 - first feeding guide wheel; 1035 - second feeding guide wheel shaft; 1036 - second feeding guide wheel; 1037 - first hydraulic cylinder; 104 - placing assembly; 1041 - support frame; 1042 - placing table; 105 - placing table driving device; 2 - straightening adjustment mechanism; 201 - adjustment base; 202 - screw rod guide rail module; 203 - walking base; 204 - screw rod elevator; 205 - straightening machine base; 206 - transmission shaft; 207 - lifting motor; 208 - first straightening adjustment support plate; 209 - second straightening adjustment support plate; 210 - first guide rail; 211 - first sliding block; 212 - second guide rail; 213 - second sliding block; 3 - straightening mechanism; 301 - straightening seat; 302 - driving straightening wheel assembly; 3021 - driving wheel shaft; 3022 - driving straightening wheel; 3023 - sprocket; 303 - driven straightening wheel assembly; 3031 - driven wheel shaft; 3032 - driven straightening wheel; 304 - guide wheel assembly; 3041 - guide wheel shaft; 3042 - guide roller; 305 - straightening wheel adjustment assembly; 3051 - nut support seat; 3052 - adjusting screw rod; 3053 - hand wheel; 3054 - connecting frame; 4 - winding mechanism; 401 - winding base; 402 - winding support; 403 - material taking support device; 4031 - material taking support rod; 4032 - material taking support block; 4033 - bolt sleeve; 4034 - material taking hydraulic cylinder; 404 - winding driving device; 405 - transmission main shaft; 406 - main shaft flange; 407 - equidistant disc; 4071 - guide hole; 408 - main shaft cylinder; 409 - contraction cylinder; 410 - contraction screw rod; 411 - lock ring assembly; 4111 - shaft seat; 4112 - lock ring; 4113 - baffle disc; 412 - contraction nut; 413 - contraction support plate; 414 - winding plate; 415 - muscle plate; 416 - limiting roller shaft; 417 - winding plate limiting roller. DETAILED DESCRIPTION

[0018] As Figures 1-12 shown, an automatic winding machine for induction coil of medium frequency furnace comprises a feeding mechanism 1, a straightening mechanism 3 and a winding mechanism 4 arranged in sequence on one side of the feeding mechanism 1, and a straightening adjustment mechanism 2 arranged below the straightening mechanism 3.

[0019] In this way, the winding mechanism 4 can wind the induction coil of different specifications, the diameter of the induction coil can be adjusted arbitrarily, breaking the limitation of the traditional old mold that cannot realize the diversified winding of the induction coil, and the device has good universality, small floor space and high processing efficiency; in addition, the feeding mechanism 1 can adjust the position of the copper pipe material disc according to the needs of the induction coil, so that the wide side or narrow side of the rectangular copper pipe is adjusted to the direction required by the winding of the induction coil, so as to meet the winding requirements of the induction coil; and the straightening mechanism 3 can straighten the rectangular copper pipe in the copper pipe material disc before winding the induction coil.

[0020] The feeding mechanism 1 comprises a feeding base frame 101 fixedly installed on the ground, a feeding lifting frame 102 is arranged in parallel at a certain distance above the feeding base frame 101, a feeding lifting adjusting device 103 for driving the feeding lifting frame 102 to move up and down is arranged between the feeding base frame 101 and the feeding lifting frame 102, a placing assembly 104 is hinged to the feeding lifting frame 102, and a placing table driving device 105 for driving the placing assembly 104 to swing is installed on the feeding lifting frame 102.

[0021] In this way, the feeding lifting adjusting device 103 can stably drive the feeding lifting frame 102 to move up and down, and then drive the copper pipe material disc on the placing assembly 104 to move up and down, so that the height of the rectangular copper pipe of the copper pipe material disc matches the height of the straightening mechanism 3; and the placing table driving device 105 can drive the placing assembly 104 to swing within the interval of 0°-90°, so that the position of the copper pipe material disc fixed on the placing assembly 104 can meet the winding requirements.

[0022] The feeding lifting adjusting device 103 comprises two first feeding support plates 1031 arranged in parallel at a certain distance, both of which are hinged to the feeding base frame 101, a first feeding guide wheel shaft 1033 is commonly hinged to one end of the two first feeding support plates 1031 away from the feeding base frame 101, first feeding guide wheels 1034 are rotatably connected to both ends of the first feeding guide wheel shaft 1033, two second sliding grooves 1021 are symmetrically arranged on the feeding lifting frame 102, and the first feeding guide wheels 1034 are slidably connected to the corresponding second sliding grooves 1021.

[0023] The middle part of each of the two first feeding support plates 1031 is rotatably connected to a second feeding support plate 1032, both of which are hinged to the feeding lifting frame 102, a second feeding guide wheel shaft 1035 is commonly hinged to one end of the two second feeding support plates 1032 away from the feeding lifting frame 102, second feeding guide wheels 1036 are rotatably connected to both ends of the second feeding guide wheel shaft 1035, two first sliding grooves 1011 are symmetrically arranged on the feeding base frame 101, and the second feeding guide wheels 1036 are slidably connected to the corresponding first sliding grooves 1011.

[0024] In this way, the feeding lifting frame 102 can move up and down smoothly.

[0025] The feeding bottom frame 101 is hingedly connected with two first hydraulic cylinders 1037, and the telescopic rods of the first hydraulic cylinders 1037 are hingedly connected with the first feeding guide wheel shaft 1033.

[0026] In addition to the embodiment, the number of the first hydraulic cylinders 1037 can also be one, and the first hydraulic cylinders 1037 can also be replaced by air cylinders, linear electric cylinders or other linear driving devices.

[0027] The placing assembly 104 comprises a support frame 1041, and the side of the support frame 1041 away from the feeding lifting frame 102 is fixedly connected with a placing table 1042.

[0028] The placing table driving device 105 is a second hydraulic cylinder, the second hydraulic cylinder is hingedly connected with the feeding lifting frame 102, and the telescopic rod of the second hydraulic cylinder is hingedly connected with the support frame 1041.

[0029] In addition to the embodiment, the number of the second hydraulic cylinders can also be two, and the second hydraulic cylinders can also be replaced by air cylinders, linear electric cylinders or other linear driving devices.

[0030] The straightening adjustment mechanism 2 comprises an adjustment base 201 fixedly installed on the ground, and a walking base 203 installed above the adjustment base 201 through a lead screw guide rail module 202.

[0031] The lead screw guide rail module 202 is a prior art, and the motor of the lead screw guide rail module 202 can drive the walking base 203 to move along the length direction of the adjustment base 201, and further drive the straightening mechanism 3 to move along the length direction of the adjustment base 201, so as to facilitate the winding mechanism 4 to wind the copper pipe straightened by the straightening mechanism 3, and form a required induction coil.

[0032] The walking base 203 is provided with two lead screw elevators 204, the top ends of the lead screws of the two lead screw elevators 204 are fixedly connected with a straightening machine base 205, a transmission shaft 206 is transmissionally connected between the two lead screw elevators 204, and a lifting motor 207 is installed on the walking base 203, and the output shaft of the lifting motor 207 is transmissionally connected with the transmission shaft 206.

[0033] In this way, the lifting motor 207 is started, the straightening machine base 205 is driven to move up and down, and further the straightening mechanism 3 is driven to move up and down, so that the copper pipe on the straightening mechanism 3 matches the tangential direction of the winding mechanism 4, and the winding mechanism 4 can wind a high-quality induction coil.

[0034] The lead screw elevator 204 is a prior art.

[0035] Two auxiliary lifting assemblies are symmetrically arranged between the walking base 203 and the straightening machine base 205, and are arranged on both sides of the screw lifting machine 204.

[0036] The auxiliary lifting assembly comprises a first straightening adjustment support plate 208 and a second straightening adjustment support plate 209 which are cross-arranged and rotationally connected, one end of the first straightening adjustment support plate 208 is hinged to the straightening machine base 205, the other end of the first straightening adjustment support plate 208 is hinged to a first sliding block 211, a first guide rail 210 is fixedly connected to the walking base 203, and the first sliding block 211 is slidingly connected to the first guide rail 210.

[0037] One end of the second straightening adjustment support plate 209 is hinged to the walking base 203, the other end of the second straightening adjustment support plate 209 is hinged to a second sliding block 213, a second guide rail 212 is fixedly connected to the straightening machine base 205, and the second sliding block 213 is slidingly connected to the second guide rail 212.

[0038] In this way, the stability of the lifting process of the straightening mechanism 3 is further improved.

[0039] The straightening mechanism 3 comprises a straightening seat 301, a plurality of driving straightening wheel assemblies 302 and a plurality of driven straightening wheel assemblies 303 are arranged on the straightening seat 301, a plurality of guide wheel assemblies 304 are arranged on both sides of the plurality of driven straightening wheel assemblies 303, the plurality of driven straightening wheel assemblies 303 and the two guide wheel assemblies 304 are located above the plurality of driving straightening wheel assemblies 302, and a plurality of straightening wheel adjustment assemblies 305 for driving the plurality of driven straightening wheel assemblies 303 or the plurality of guide wheel assemblies 304 to move up and down are arranged on the top of the straightening seat 301.

[0040] In this way, the plurality of driving straightening wheel assemblies 302 and the plurality of driven straightening wheel assemblies 303 jointly act to facilitate straightening of the copper pipe, the two guide wheel assemblies 304 are arranged to facilitate compression and guidance of the copper pipe when entering and leaving the straightening mechanism 3, and the plurality of straightening wheel adjustment assemblies 305 are arranged to facilitate adjustment of the up-and-down positions of the plurality of driven straightening wheel assemblies 303 and the plurality of guide wheel assemblies 304, thereby facilitating straightening of copper pipes of different thicknesses.

[0041] The driving straightening wheel assembly 302 comprises a driving shaft 3021 which is rotationally connected to the straightening seat 301, and a driving straightening wheel 3022 and a sprocket 3023 are fixedly connected to both ends of the driving shaft 3021.

[0042] A plurality of sprockets 3023 are drivingly connected by a chain.

[0043] A straightening motor is installed on the straightening seat 301 to drive the sprocket 3023 to rotate.

[0044] The driven straightening wheel assembly 303 comprises a driven wheel shaft 3031, the driven wheel shaft 3031 is in sliding connection with the straightening seat 301, and the driven wheel shaft 3031 is rotatably connected with a driven straightening wheel 3032 at one end close to the driving straightening wheel 3022.

[0045] The guide wheel assembly 304 comprises a guide wheel shaft 3041, the guide wheel shaft 3041 is in sliding connection with the straightening seat 301, and the guide wheel shaft 3041 is rotatably connected with a plurality of guide rollers 3042 at one end close to the driving straightening wheel 3022.

[0046] The straightening wheel adjusting assembly 305 comprises a nut support seat 3051, the nut support seat 3051 is fixedly connected with the straightening seat 301, a adjusting lead screw 3052 is threadedly connected on the nut support seat 3051, the bottom end of the adjusting lead screw 3052 is rotatably connected with a connecting frame 3054, the connecting frame 3054 is fixedly connected with the corresponding driven wheel shaft 3031 or guide wheel shaft 3041, and the top end of the adjusting lead screw 3052 is fixedly connected with a hand wheel 3053.

[0047] The winding mechanism 4 comprises a winding base 401, the winding base 401 is fixedly installed on the ground, one end of the winding base 401 is fixedly connected with a winding support 402, the other end of the winding base 401 is provided with a material taking support device 403, a winding device capable of winding different specifications of induction coils is arranged between the winding support 402 and the material taking support device 403, a wire winding adjusting device for adjusting the winding device to be in different specifications of induction coil winding states is arranged between the winding device and the material taking support device 403, and a winding driving device 404 for driving the winding device to rotate is arranged on the winding support 402.

[0048] The winding device comprises a transmission main shaft 405, two bearing seats are installed on the winding base 401, the transmission main shaft 405 is rotatably connected with the winding base 401 through the bearing seats, a equidistant disc 407 is fixedly connected with the transmission main shaft 405 at one end close to the material taking support device 403 through a main shaft flange 406, a plurality of guide holes 4071 are formed in the equidistant disc 407, the plurality of guide holes 4071 are arranged in a radial manner, a plurality of winding plates 414 are slidably connected in the plurality of guide holes 4071, the plurality of winding plates 414 are arranged in a ring shape, and winding plate limiting assemblies are arranged at positions on the winding plates 414, which are located on both sides of the equidistant disc 407.

[0049] The guide hole 4071 is an elongated hole.

[0050] The winding plate limiting assembly comprises a limiting roller shaft 416, the limiting roller shaft 416 is fixedly connected with the winding plate 414, winding plate limiting rollers 417 are rotatably connected at both ends of the limiting roller shaft 416, and the winding plate limiting rollers 417 are slidably connected with the equidistant disc 407.

[0051] In this way, the winding plate 414 can stably and smoothly slide along the guide hole 4071 by limiting the position of the winding plate 414 in the length direction of the winding plate 414.

[0052] The winding adjusting device comprises a main shaft cylinder 408, one end of the main shaft cylinder 408 is fixedly connected with the equidistant disc 407, the other end of the main shaft cylinder 408 is fixedly connected with a contraction nut 412, the contraction nut 412 is threadedly connected with a contraction screw 410, the contraction cylinder 409 is slidably sleeved on the main shaft cylinder 408, and one end of the contraction cylinder 409 away from the equidistant disc 407 is rotatably connected with the contraction screw 410 through a lock ring assembly 411.

[0053] The lock ring assembly 411 comprises an axle seat 4111, the axle seat 4111 is fixedly connected with the contraction cylinder 409, a lock ring 4112 and a blocking disc 4113 are arranged on the side of the axle seat 4111 away from the contraction nut 412, an annular groove is formed in the contraction screw 410, the lock ring 4112 is sleeved in the annular groove, and the blocking disc 4113 is detachably fixedly connected with the axle seat 4111, so that the contraction screw 410 is convenient to install and disassemble.

[0054] The contraction screw 410 is threadedly connected with a locking nut for fixing the contraction screw 410 and the lock ring assembly 411 together.

[0055] A plurality of contraction supporting plates 413 are fixedly connected to the outer circumferential surface of the contraction cylinder 409, the plurality of contraction supporting plates 413 are annularly arranged around the contraction cylinder 409, a plurality of rib plate assemblies are arranged between the contraction supporting plates 413 and the corresponding winding plates 414, and the plurality of rib plate assemblies are arranged in parallel and at intervals in the length direction of the contraction cylinder 409.

[0056] The rib plate assembly comprises two rib plates 415, one end of the rib plate 415 is hingedly connected with the contraction supporting plate 413, and the other end of the rib plate 415 is hingedly connected with the winding plate 414.

[0057] In this way, rotating the contraction screw 410 drives the contraction cylinder 409 to slide in the length direction of the main shaft cylinder 408, and then drives the plurality of winding plates 414 arranged in a ring shape to move close to or away from the main shaft cylinder 408 through the rib plate 415, so that the winding of the inductor coil of different specifications is realized, the diameter of the inductor coil can be adjusted arbitrarily, and the limitation that the traditional old mold cannot realize the diversification of the inductor coil is broken.

[0058] In addition to the embodiment, the number of rib plates 415 in each rib plate assembly is also one.

[0059] The winding driving device 404 is a motor, and the output shaft of the motor is in transmission connection with the transmission main shaft 405.

[0060] The material taking support device 403 includes a material taking support rod 4031. The lower end of the material taking support rod 4031 is hinged to the winding base 401. A material taking support block 4032 is provided at the upper end of the material taking support rod 4031. The retraction screw 410 is rotatably connected to the material taking support block 4032. A pin sleeve 4033 is fixedly connected to both the material taking support rod 4031 and the material taking support block 4032. The two pin sleeves 4033 are connected together by a pin, thereby fixing the material taking support rod 4031 and the material taking support block 4032 together.

[0061] Both sides of the material picking support rod 4031 and the material picking support block 4032 are provided with pin sleeves 4033 and pins, thereby enhancing the firmness of the connection between the material picking support rod 4031 and the material picking support block 4032.

[0062] Both the material-retrieving support rod 4031 and the material-retrieving support block 4032 have inclined surfaces at their closest points.

[0063] A material-picking hydraulic cylinder 4034 is hinged to the winding base 401, and the telescopic rod of the material-picking hydraulic cylinder 4034 is hinged to the material-picking support rod 4031.

[0064] In addition to this embodiment, the material handling hydraulic cylinder 4034 can also be replaced by other linear drive devices such as pneumatic cylinders or linear electric cylinders.

[0065] This invention also discloses a method for using an automatic winding machine for medium-frequency furnace induction coils. Based on the aforementioned automatic winding machine for medium-frequency furnace induction coils, the method includes the following steps: S1. First, the copper tube tray is hoisted to the top of the feeding mechanism 1 by the overhead crane, and then the copper tube tray is fixedly installed on the placement platform 1042 of the feeding mechanism 1. S2. Rotate the retraction screw 410 according to the specifications of the induction coil to adjust the multiple winding plates 414 to the appropriate positions; S3. Start the lifting motor 207 of the straightening adjustment mechanism 2, and adjust the straightening mechanism 3 to a suitable height according to the position of the winding plate 414, so that the height of the active straightening wheel 3022 of the straightening mechanism 3 matches the tangential direction of the winding mechanism 4. S4. Start the first hydraulic cylinder 1037 and the second hydraulic cylinder of the feeding mechanism 1 to adjust the placement table 1042 to a position that matches the straightening mechanism 3. S5. After passing the copper tube on the copper tube tray through the straightening mechanism 3, fix it on the winding device. Rotate the handwheel 3053 of the straightening mechanism 3 to make the straightening mechanism 3 fit the specifications of the copper tube. S6. Start the straightening motor, winding drive device 404 and lead screw guide module 202 of the straightening mechanism 3 to automatically complete the winding of the induction coil. S7. The pin disengages from the pin sleeve 4033, and the material-taking hydraulic cylinder 4034 drives the material-taking support rod 4031 away from the material-taking support block 4032, thus removing the wound induction coil from the winding device.

[0066] For those skilled in the art, any changes, modifications, substitutions, and variations made to the embodiments without departing from the principles and spirit of the present invention, based on the teachings of the present invention, still fall within the protection scope of the present invention.

Claims

1. An automatic winding machine for the induction coil of a medium frequency furnace, comprising a feed mechanism (1), characterized in that it comprises: The straightening mechanism (3) is provided below the straightening adjusting mechanism (2), and the winding mechanism (4) comprises a winding base (401), one end of the winding base (401) is fixedly connected with a winding support (402), the other end of the winding base (401) is provided with a material taking support device (403), a winding device capable of winding different specifications of induction coils is arranged between the winding support (402) and the material taking support device (403), a wire winding adjusting device for adjusting the winding device in different specifications of induction coil winding state is arranged between the winding device and the material taking support device (403), and the winding support (402) is provided with a winding driving device (404) for driving the winding device to rotate.

2. The automatic winding machine for the induction coil of a medium frequency furnace according to claim 1, characterized in that: The winding device comprises a transmission main shaft (405), the transmission main shaft (405) is rotationally connected with the winding base (401), one end of the transmission main shaft (405) close to the material taking support device (403) is fixedly connected with an equidistant disc (407), a plurality of guide holes (4071) are formed in the equidistant disc (407), the plurality of guide holes (4071) are arranged in a radial manner, a plurality of winding plates (414) are slidably connected in the plurality of guide holes (4071), the plurality of winding plates (414) are arranged in a ring shape, and winding plate limiting assemblies are arranged on both sides of the equidistant disc (407) on the winding plate (414).

3. The automatic winding machine for the induction coil of a medium frequency furnace according to claim 2, characterized in that: The wire winding adjusting device comprises a main shaft cylinder (408), one end of the main shaft cylinder (408) is fixedly connected with the equidistant disc (407), the other end of the main shaft cylinder (408) is fixedly connected with a contraction nut (412), the contraction nut (412) is threadedly connected with a contraction screw (410), the main shaft cylinder (408) is slidably sleeved with a contraction cylinder (409), one end of the contraction cylinder (409) away from the equidistant disc (407) is rotationally connected with the contraction screw (410) through a lock ring assembly (411), a plurality of contraction support plates (413) are fixedly connected to the outer circumferential surface of the contraction cylinder (409), the plurality of contraction support plates (413) are arranged in a ring shape around the contraction cylinder (409), a plurality of rib plate assemblies are arranged between the contraction support plates (413) and the corresponding winding plates (414), and the plurality of rib plate assemblies are arranged in parallel along the length direction of the contraction cylinder (409).

4. The automatic winding machine for the induction coil of a medium frequency furnace according to claim 3, characterized in that: The material taking support device (403) comprises a material taking support rod (4031), the lower end of the material taking support rod (4031) is hinged with the winding base (401), the upper end of the material taking support rod (4031) is provided with a material taking support block (4032), a contraction screw rod (410) is rotationally connected with the material taking support block (4032), the material taking support rod (4031) and the material taking support block (4032) are all fixedly connected with a bolt sleeve (4033), the two bolt sleeves (4033) are connected together through a pin column, the end, where the material taking support rod (4031) and the material taking support block (4032) are close to each other, is provided with an inclined surface, the winding base (401) is hinged with a material taking hydraulic cylinder (4034), and the telescopic rod of the material taking hydraulic cylinder (4034) is hinged with the material taking support rod (4031).

5. The automatic winding machine for the induction coil of a medium frequency furnace according to claim 4, characterized in that: The material discharging mechanism (1) comprises a material discharging chassis (101), a material discharging lifting frame (102) is arranged in parallel at a certain distance above the material discharging chassis (101), a material discharging lifting adjusting device (103) for driving the material discharging lifting frame (102) to move up and down is arranged between the material discharging chassis (101) and the material discharging lifting frame (102), a placing assembly (104) is hinged on the material discharging lifting frame (102), and a placing table driving device (105) for driving the placing assembly (104) to swing is installed on the material discharging lifting frame (102).

6. The automatic winding machine for the induction coil of a medium frequency furnace according to claim 5, characterized in that: The feeding lifting adjusting device (103) comprises two first feeding support plates (1031) which are arranged in parallel at a distance, the two first feeding support plates (1031) are hinged to the feeding underframe (101), and the ends, away from the feeding underframe (101), of the two first feeding support plates (1031) are commonly hinged to a first feeding guide wheel shaft (1033), the two ends of the first feeding guide wheel shaft (1033) are rotatably connected with first feeding guide wheels (1034), the feeding lifting frame (102) is provided with two second sliding grooves (1021) which are symmetrically arranged, the first feeding guide wheel (1034) is slidably connected with the corresponding second sliding groove (1021), the middle parts of the two first feeding support plates (1031) are rotatably connected with second feeding support plates (1032), the two second feeding support plates (1032) are hinged to the feeding lifting frame (102), and the ends, away from the feeding lifting frame (102), of the two second feeding support plates (1032) are commonly hinged to a second feeding guide wheel shaft (1035), the two ends of the second feeding guide wheel shaft (1035) are rotatably connected with second feeding guide wheels (1036), the feeding underframe (101) is provided with two first sliding grooves (1011) which are symmetrically arranged, the second feeding guide wheel (1036) is slidably connected with the corresponding first sliding groove (1011), the feeding underframe (101) is hinged to two first hydraulic cylinders (1037), the telescopic rods of the first hydraulic cylinders (1037) are hinged to the first feeding guide wheel shaft (1033), and the placing assembly (104) comprises a support frame (1041), one side, away from the feeding lifting frame (102), of the support frame (1041) is fixedly connected with a placing table (1042).

7. The automatic winding machine for the induction coil of a medium frequency furnace according to claim 6, characterized in that: The straightening adjusting mechanism (2) comprises an adjusting base (201), a walking base (203) is installed above the adjusting base (201) through a lead screw guide rail module (202), two lead screw elevators (204) are arranged on the walking base (203), the top ends of the lead screws of the two lead screw elevators (204) are commonly fixedly connected with a straightening machine base (205), a transmission shaft (206) is transmissionally connected between the two lead screw elevators (204), an elevating motor (207) is installed on the walking base (203), the output shaft of the elevating motor (207) is transmissionally connected with the transmission shaft (206), and two auxiliary elevating assemblies are arranged between the walking base (203) and the straightening machine base (205) in a symmetrical manner.

8. The automatic winding machine for the induction coil of a medium frequency furnace according to claim 7, characterized in that: The straightening mechanism (3) comprises a straightening seat (301), a plurality of driving straightening wheel assemblies (302) and a plurality of driven straightening wheel assemblies (303) are arranged on the straightening seat (301), guide wheel assemblies (304) are arranged on the two sides of the plurality of driven straightening wheel assemblies (303), the plurality of driven straightening wheel assemblies (303) and the two guide wheel assemblies (304) are located above the plurality of driving straightening wheel assemblies (302), and a plurality of straightening wheel adjusting assemblies (305) are arranged on the top of the straightening seat (301).

9. The automatic winding machine for the induction coil of a medium frequency furnace according to claim 8, characterized in that: The active straightening wheel assembly (302) comprises an active shaft (3021) rotationally connected with the straightening seat (301), both ends of the active shaft (3021) are fixedly connected with an active straightening wheel (3022) and a sprocket (3023) respectively, a plurality of sprockets (3023) are drivingly connected with a chain, the straightening seat (301) is provided with a straightening motor for driving the sprocket (3023) to rotate, the driven straightening wheel assembly (303) comprises a driven shaft (3031) slidingly connected with the straightening seat (301), one end of the driven shaft (3031) close to the active straightening wheel (3022) is rotationally connected with a driven straightening wheel (3032), the guide wheel assembly (304) comprises a guide shaft (3041) slidingly connected with the straightening seat (301), one end of the guide shaft (3041) close to the active straightening wheel (3022) is rotationally connected with a plurality of guide rollers (3042), the straightening wheel adjusting assembly (305) comprises a nut support seat (3051) fixedly connected with the straightening seat (301), the nut support seat (3051) is threadedly connected with an adjusting lead screw (3052), the bottom end of the adjusting lead screw (3052) is rotationally connected with a connecting frame (3054), the connecting frame (3054) is fixedly connected with the corresponding driven shaft (3031) or guide shaft (3041), and the top end of the adjusting lead screw (3052) is fixedly connected with a hand wheel (3053).

10. A method of using an automatic induction coil winding machine for medium frequency furnaces, according to claim 9, characterized in that: The use method comprises the following steps: S1, first, the copper pipe material disc is hoisted to the upper side of the discharging mechanism (1) by the trolley, and then the copper pipe material disc is fixedly installed on the placing table (1042) of the discharging mechanism (1); S2, the shrink screw (410) is rotated according to the specification of the induction coil, so that the plurality of winding plates (414) are adjusted to the appropriate position; S3, the lifting motor (207) of the straightening adjusting mechanism (2) is started, the straightening mechanism (3) is adjusted to the appropriate height according to the position of the winding plate (414), so that the height of the active straightening wheel (3022) of the straightening mechanism (3) matches the tangential direction of the winding mechanism (4); S4, the first hydraulic cylinder (1037) and the second hydraulic cylinder of the discharging mechanism (1) are started, and the placing table (1042) is adjusted to the position matched with the straightening mechanism (3); S5, the copper pipe on the copper pipe material disc is fixed on the winding device after passing through the straightening mechanism (3), the hand wheel (3053) of the straightening mechanism (3) is rotated, and the straightening mechanism (3) is suitable for the specification of the copper pipe; S6, the straightening motor of the straightening mechanism (3), the winding driving device (404) and the screw rod guide rail module (202) are started, and the winding work of the induction coil is automatically completed; S7, the pin column is separated from the plug pin sleeve (4033), the taking material hydraulic cylinder (4034) drives the taking material supporting rod (4031) to move away from the taking material supporting block (4032), and the wound induction coil is taken off from the winding device.

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