CN110060865B - 8-shaped winding system and 8-shaped winding method - Google Patents
8-shaped winding system and 8-shaped winding method Download PDFInfo
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- CN110060865B CN110060865B CN201810055402.XA CN201810055402A CN110060865B CN 110060865 B CN110060865 B CN 110060865B CN 201810055402 A CN201810055402 A CN 201810055402A CN 110060865 B CN110060865 B CN 110060865B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
- H01F41/071—Winding coils of special form
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
- H01F41/09—Winding machines having two or more work holders or formers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
- H01F41/096—Dispensing or feeding devices
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Abstract
The invention provides an 8-shaped winding system and an 8-shaped winding method used by the 8-shaped winding system, wherein the 8-shaped winding system comprises a first winding machine and a second winding machine, the first winding machine comprises a first feeding device, a first winding device, a wire shearing device and a grabbing device, the first winding machine is used for winding a semi-finished product, the second winding machine comprises a second feeding device, a second feeding device and a second winding device, and the second winding device winds a wire extending out of one end of the semi-finished product into a second group of annular coils to obtain 8-shaped coils. The 8-shaped winding system and the 8-shaped winding method provided by the invention reduce the dependence of a winding machine on manpower, have relatively stable production quality and high product precision, improve the production efficiency of mechanical 8-shaped winding, and reduce the occurrence probability of industrial accidents of workers.
Description
Technical Field
The invention relates to the field of winding machines, in particular to an 8-shaped winding system and an 8-shaped winding method.
Background
This section is intended to provide a background or context to the specific embodiments of the invention that are recited in the claims. The description herein is not admitted to be prior art by inclusion in this section.
At present, 8-shaped coils are used in many inverters, such as solar inverters and automobile inverters. In the prior art, an enameled wire is generally wound into an 8-shaped coil by using a winding machine.
However, the existing 8-shaped winding machine is low in automation degree, high in dependence on manpower, incapable of achieving full-automatic winding, low in product precision, frequent in worker injury accidents in the winding process and greatly limited in production efficiency of the winding machine.
Disclosure of Invention
The invention provides a full-automatic 8-shaped winding system and an 8-shaped winding method, aiming at solving the technical problem that the automation degree of an 8-shaped winding machine in the prior art is low.
An 8-shaped winding system comprises a first winding machine and a second winding machine which are arranged at intervals, wherein,
the first winding machine includes:
the first feeding device comprises a plurality of wire feeding wheels for pulling wires;
first pan feeding device includes:
first pan feeding groove includes:
the feeding opening is arranged on the side wall of one end of the first feeding groove corresponding to the first feeding device, the first feeding device pulls the wire to enter the first feeding groove from the feeding opening, and the first feeding groove guides the wire to move;
the discharge hole is formed in the side wall of the other end, opposite to the one end, of the first feeding groove;
the wire changing port is opposite to the bottom wall of the first feeding groove and is arranged between the feeding port and the discharging port;
the first cover body selectively covers the wire changing port; and
the first driving unit is connected with the first cover body and drives the first cover body to move;
the first winding device is arranged corresponding to the discharge port, and the wire is wound by the first winding device after being moved out of the discharge port to obtain a first group of annular coils;
the wire shearing device is arranged between the first feeding device and the first feeding device, and is used for shearing the wire rods after the first group of annular coils are obtained to obtain a semi-finished product, wherein the semi-finished product comprises the first group of annular coils and the wire rods, one ends of the first group of annular coils extend out of the wire rods and the wire rods are positioned in the first feeding groove; and
the grabbing device is arranged close to the first feeding groove and the first winding device, and grabs the semi-finished product to the second winding machine when the first cover body is moved away from the wire changing opening;
the second winding machine includes:
second pan feeding device includes:
second pan feeding groove includes:
the discharge hole is formed in the side wall of one end of the second feeding groove; and
the wire changing port is opposite to the bottom wall of the second feeding groove;
the second cover body selectively covers the wire changing port of the second feeding groove; and
the second driving unit is connected with the second cover body and drives the second cover body to move, when the second cover body moves away from the wire changing port of the second feeding groove, the grabbing device grabs the semi-finished product to the second feeding groove, and the second feeding groove guides the semi-finished product to move;
the second feeding device is arranged corresponding to the discharge hole of the second feeding groove and comprises a plurality of wire feeding wheels, and the wire feeding wheels pull the semi-finished product; and
and the second winding device is arranged between the second feeding device and the second feeding device, and winds the wires extending out of one end of the semi-finished product into a second group of annular coils to obtain 8-shaped coils.
Further, the first feeding device and the second feeding device both comprise a plurality of driving units, and the driving units drive the first cover body and the second cover body to reciprocate.
Further, the first wire feeding device and the second wire feeding device respectively comprise at least one pair of wire feeding rollers which roll synchronously, and each pair of wire feeding rollers pulls the linear wire clamped between the wire feeding rollers.
Furthermore, the first winding machine is also provided with at least one straightening device adjacent to the first wire feeding device, and the straightening device comprises a bottom plate and a plurality of straightening wheels arranged on the bottom plate.
Furthermore, the first winding machine comprises a first straightening device and a second straightening device, and the first straightening device and a bottom plate of the second straightening device are perpendicular to each other.
The first winding machine further comprises a pay-off device, the pay-off device comprises a support, a pay-off wheel and a sensing unit, the pay-off wheel is installed on the support, a plurality of rod bodies are arranged on the support around the pay-off wheel, the pay-off wheel is used for winding the wire, and one end of the wire is conveyed to the first feeding device after bypassing the rod bodies;
when the first feeding device does not pull the wire, the plurality of rod bodies are located at initial positions, and the sensing unit controls the paying-off wheel not to rotate;
when the first wire feeding device pulls the wires, the plurality of rod bodies generate displacement from the initial positions to the direction adjacent to the paying-off wheel, and the sensing unit senses the displacement and then controls the paying-off wheel to roll and pay off the wires to the first feeding device.
Further, the sensing unit comprises an infrared emitter arranged on the rod body and an infrared inductor arranged on the support.
Further, the first winding machine is further provided with an enameled wire peeling device between the pay-off device and the wire feeding device.
An 8-shaped winding method comprises the following steps:
conveying the wire in a first direction;
winding one end of the wire into a first group of annular coils by a first winding machine;
cutting off wires extending out of one end of the first group of annular coils after reserving a preset length to obtain a semi-finished product, wherein the semi-finished product comprises the first group of annular coils and a section of wire extending out of the first group of annular coils;
moving the semi-finished product from the first winding machine to a second winding machine;
and the second winding machine winds the wire rods extending out of the first group of annular coils into a second group of annular coils to obtain 8-shaped coils.
Further, the wire rod that will first group of loop coil one end is extended out is cut after reserving preset length, includes: conveying a wire in a second direction, the first direction being opposite to the second direction.
The 8-shaped winding system 10 and the 8-shaped winding method provided by the invention reduce the dependence of a winding machine on manpower, have stable production quality and high product precision, improve the production efficiency of mechanical 8-shaped winding, and reduce the occurrence probability of industrial accidents of workers.
Drawings
Fig. 1 is a block diagram of an 8-shaped winding system according to a preferred embodiment of the present invention.
Fig. 2 is a schematic perspective view of an 8-shaped coil manufactured by the 8-shaped winding system shown in fig. 1.
Fig. 3 is a schematic perspective view of the first winding machine shown in fig. 1.
Fig. 4 is an enlarged view of the area IV shown in fig. 3.
Fig. 5 is an enlarged view of the V region shown in fig. 3.
Fig. 6 is a schematic perspective view of the straightening device shown in fig. 3.
Fig. 7 is a schematic perspective view of the pay-off device.
Fig. 8 is a schematic perspective view of the wire stripping apparatus.
FIG. 9 is a flow chart of the 8-shaped winding method provided by the present invention.
Description of the main elements
The following detailed description will further illustrate the invention in conjunction with the above-described figures.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a detailed description of the present invention will be given below with reference to the accompanying drawings and specific examples/embodiments. In addition, the features of the embodiments and implementations of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth to provide a thorough understanding of the present invention, and the described embodiments are merely a subset of the embodiments of the present invention, rather than a complete embodiment. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Referring to fig. 1, a block diagram of an 8-shaped winding system 10 according to a preferred embodiment of the present invention is shown. The 8-shaped winding system 10 includes a first winding machine 100 and a second winding machine 200. As shown in fig. 1, the first winding machine 100 is disposed opposite to the second winding machine 200. In other embodiments, the first winding machine 100 and the second winding machine 200 may be disposed side by side or in other relative positions, and is not limited thereto.
Referring to fig. 2 in conjunction with fig. 1, fig. 2 is a schematic perspective view of an 8-shaped coil 900 manufactured by the 8-shaped winding system 10 shown in fig. 1. The figure-8 coil 900 includes a first set of loops 910 and a second set of loops 930 wound from one wire 101. The 8-word coil 900 includes a first end and a second end opposite to the first end. At the first end, a first set of toroids 910 extends out of tap 911 and a second set of toroids 930 extends out of tap 931. At the second end, one turn 913 of the first set of loop coils 910 is connected to one turn 933 of the second set of loop coils 930, and the 8-shaped coil 900 is in an 8 shape projected from the second end to the first end.
Preferably, the first winding machine 100 of the 8-shaped winding system 10 can wind the first set of ring coils 910 in the 8-shaped coil 900, and the second winding machine 200 of the 8-shaped winding system 10 can wind the second set of ring coils 930. The winding process of the 8-shaped coil 900 is completely mechanized, the probability of industrial injury of workers is reduced, and the production efficiency and the processing precision are improved.
Please refer to fig. 3, which is a schematic perspective view of the first winding machine 100 shown in fig. 1. The wire 101 is processed into a semi-finished product after passing through the first winding machine 100. The first winding machine 100 includes a first feeding device 140, a first feeding device 150, a first winding device 160, a thread trimming device 170, and a gripping device 180 disposed on the frame. The wire 101 is pulled by the first feeding device 140, guided by the first feeding device 150, wound by the first winding device 160, and cut by the cutting device 170 in sequence to obtain a semi-finished product, the semi-finished product includes a first group of wound loop coils 910 and the wire 101 extending from the first group of loop coils 910 and used for winding a second group of loop coils 930, and the grabbing device 180 moves the semi-finished product to the second winding machine 200 to complete the winding of the second group of loop coils 930, so that the finished 8-shaped coil 900 is obtained.
Referring to fig. 4 in conjunction with fig. 3, fig. 4 is a schematic view of an enlarged structure of the area IV shown in fig. 3. The first feeding device 140 in the IV area includes a plurality of wire feeding wheels, wherein the first feeding device 140 may include at least one adjustable wire feeding wheel 141, at least one fixed wire feeding wheel 142, an upper pressing frame 143, a lower pressing frame 144, a locking cylinder 145, and a wire feeding motor (not shown). The lower pressing frame 144 is fixed to the frame, the fixed wire feeding wheel 142 is rotatably mounted on the lower pressing frame 144, the adjustable wire feeding wheel 141 is rotatably mounted on the upper pressing frame 143, the fixed wire feeding wheel 142 and the adjustable wire feeding wheel 141 roll in synchronization, and a pair of the fixed wire feeding wheels 142 are disposed opposite to the adjustable wire feeding wheel 141 to pull the linear wire 101 interposed therebetween. The fixed wire feeding wheel 142 and the adjustable wire feeding wheel 141 can roll in two directions, so that two-way wire feeding is realized, and the purpose of adjusting the length of the wire 101 is achieved. In one embodiment, the fixed wire feeding wheel 142 is in geared connection with the adjustable wire feeding wheel 141, and the fixed wire feeding wheel 142 and the wire feeding motor are in belt-driven connection. The cylinder body of the locking cylinder 145 is fixedly connected with the lower pressing frame 144, the piston rod of the locking cylinder 145 is fixedly connected with the upper pressing frame 143, and the wire feeding motor and the locking cylinder 145 are connected with the control unit.
The present embodiment is provided with two adjustable wire feeding wheels 141, two fixed wire feeding wheels 142 to provide sufficient pulling force to pull the wire 101. The first winding machine 100 in this embodiment is provided with a lock cylinder 145. It will be appreciated that other numbers of adjustable wire feed wheels 141, fixed wire feed wheels 142 and lock cylinders 145 may be flexibly provided as desired.
In one embodiment, the locking cylinder 145 may be omitted, i.e., the first feeding device 140 includes at least one pair of wire feeding rollers, an upper pressing frame 143, and a lower pressing frame 144. One of each pair of wire feeding wheels is rotatably mounted on the upper pressing frame 143 and the other is rotatably mounted on the lower pressing frame 144, and each pair of wire feeding wheels is rotated in synchronization to pull the linear wire 101 sandwiched therebetween. It can be understood that other numbers of wire feeding wheels can be flexibly arranged according to the requirement.
Referring to fig. 5 in conjunction with fig. 3, fig. 5 is a schematic view of the V-region enlarged structure shown in fig. 3. The first feeding device 150 in the V-region includes a first feeding groove 152, a first cover 154 and a plurality of first driving units 156.
Specifically, the first feeding groove 152 is in a strip shape, and includes a bottom wall and a side wall connected to the bottom wall. The first feeding groove 152 further includes: a feeding port, a discharging port and a wire changing port. The feeding port is arranged on the side wall of one end of the first feeding groove 152 corresponding to the first feeding device 140, the first feeding device 140 pulls the wire 101 to enter the first feeding groove 152 from the feeding port, and the first feeding groove 152 guides the wire 101 to move; the discharge port is arranged on the side wall of the other end, opposite to the one end, of the first feeding groove 152; the wire changing port is opposite to the bottom wall of the first feeding groove 152 and is arranged between the feeding port and the discharging port.
The first cover 154 is sheet-shaped and can selectively cover the wire changing opening of the first feeding groove 152. The first cover 154 is driven by the first driving unit 156 to periodically cover the wire changing opening of the first feeding groove 152, so that the bottom wall of the first feeding groove 152 and the wires 101 inside the first feeding groove are periodically exposed.
The first feeding device 150 is provided with a plurality of first driving units 156, and generally, 4 to 8 first driving units 156 may be provided. The first driving unit 156 is connected to the first cover 154 to drive the first cover 154 to move. In this embodiment, the first driving unit 156 may include an air cylinder, and the air cylinder drives the first cover 154 to reciprocate. It is understood that in other embodiments, a motor, a crankshaft, a connecting rod, and other mechanisms may be used instead of the cylinder connected to the first cover 154.
The first winding device 160 is disposed corresponding to the discharge port of the first feeding groove 152, and the first group of annular coils 910 are obtained by winding the wire 101 on a winding mold by the first winding device 160 after the wire is moved out from the discharge port.
In one embodiment, the first winding device 160 includes at least one lower spindle vertically disposed on the turntable and at least one upper spindle disposed on the fixing frame and located above the lower spindle, the lower spindle and the upper spindles are in one-to-one correspondence, a lower fixture is disposed at the upper end of the lower spindle, an upper fixture is disposed at the lower end of the upper spindle, each upper spindle is connected with a lifting driver capable of driving the upper spindle to move downward so that the upper fixture is close to the lower fixture, the lifting drivers act synchronously, the lower spindle is connected with a lower belt transmission structure, the upper spindle is connected with an upper belt transmission structure, a clutch transmission mechanism capable of enabling the upper spindle and the lower spindle to rotate synchronously is connected between the lower belt transmission structure and the upper belt transmission structure, and the clutch transmission mechanism is connected with the driving terminal. The first winding device 160 according to the present embodiment can improve winding accuracy and reduce cost. It will be appreciated that other implementations of the first winding device 160 may be used.
Referring to fig. 3, the thread trimming device 170 is disposed between the first feeding device 140 and the first feeding device 150. After the first group of annular coils 910 is obtained by winding by the first winding device 160, the wire cutting device 170 may cut the wire 101 between the first feeding device 140 and the first feeding device 150 to obtain a semi-finished product. The semi-finished product includes a first set of loop coils 910 and a wire 101 extending from one end thereof and located in the first feeding groove 152.
In one embodiment, the thread trimming device 170 comprises a longitudinal moving assembly, a transverse moving assembly and a thread trimming assembly, wherein the thread trimming assembly comprises a cylinder mounting plate, a thread clamping cylinder, a thread trimming cylinder, a scissor seat, a thread hooking plate, a thread blocking sheet, a push rod connecting seat, a thread cutter and a thread cutter mounting seat; the thread trimming cylinder and the thread clamping cylinder are fixed on the cylinder mounting plate; the rear end of the scissor seat is fixed on the cylinder mounting plate; the thread hooking plate is fixed at the front end of the scissor seat, the push rod and the thread cutting knife are arranged in the scissor seat, and the thread blocking piece is fixed at the front end of the push rod; the push rod connecting seat is fixedly connected with the wire clamping cylinder, and the rear end of the push rod is fixed with the push rod connecting seat; the thread cutter mounting seat is fixedly connected with the thread cutting cylinder, and the rear end of the thread cutter is fixed with the thread cutter mounting seat. In this way, the thread cutting device 170 can cut and clamp the first set of loop coils 910 extending from the thread 101. It is understood that the thread trimming device 170 may also be implemented in other ways, and is not limited thereto.
The first winding machine 100 may be provided with two grabbing devices 180 respectively disposed adjacent to the first feeding groove 152 and the first winding device 160, and when the first cover 154 is removed from the wire changing opening, the two grabbing devices 180 operate simultaneously to grab the semi-finished product to the second winding machine 200
The gripping device 180 includes a mounting frame 181, a chain mechanism 182 mounted on the mounting frame 181, and a picking mechanism 183 disposed at an end of the chain mechanism 182. It is understood that the end of the pick-up mechanism 183 may be provided with a magnet assembly, and the chain mechanism 182 drives the magnet assembly at the end of the pick-up mechanism 183 to approach or separate from the wire 101 and the first set of loop coils 910.
The second winding machine 200 includes a second feeding device, and a first winding device.
The second feeding device comprises a second feeding groove, a second cover body and a second driving unit. The discharge hole of the second feeding groove is formed in the side wall of one end of the second feeding groove and corresponds to the second feeding device; the wire changing port of the second feeding groove is opposite to the bottom wall of the second feeding groove. The second cover body selectively covers the wire changing opening of the second feeding groove.
The second driving unit is connected with the second cover body and drives the second cover body to move. When the second cover body is moved away from the wire changing port of the second feeding groove, the grabbing device 180 grabs the semi-finished product to the second feeding groove, and the second feeding groove guides the semi-finished product to move.
The second feeding device in the second winding machine 200 is arranged between the second feeding device and the second winding device, corresponds to the discharge hole of the second feeding groove, and comprises a plurality of wire feeding wheels so as to pull the semi-finished product. The second winding device winds the wire 101 extending from one end of the first group of annular coils 910 output by the second feeding device into a second group of annular coils 930 to obtain the 8-shaped coil 900.
It should be noted that, within the scope of the spirit or the basic features of the present invention, each specific solution applicable to the first winding machine may be correspondingly applicable to the second winding machine, and for the sake of brevity and avoidance of repetition, the details are not repeated herein.
The 8-shaped winding system 10 provided by the invention reduces the dependence of a winding machine on manpower, has relatively stable production quality and high product precision, improves the production efficiency of mechanical 8-shaped winding, and reduces the occurrence probability of industrial accidents of workers.
Referring to fig. 3 and fig. 6, fig. 6 is a schematic perspective view of the straightening device 130 and the straightening device 130a shown in fig. 3. In this embodiment, the first winding machine 100 includes a first straightening device 130 and a second straightening device 130a having the same structure. The first straightening device 130 includes a base plate 131 and a plurality of straightening wheels 133 disposed on the base plate 131. The second straightening device 130a includes a bottom plate 131a and a plurality of straightening wheels 133a disposed on the bottom plate 131 a. The bottom plate 131 and the bottom plate 131a are disposed perpendicular to each other.
The plurality of straightening wheels 133 are divided into two groups, the straightening wheels 133 in each group are arranged along a straight line, and the straightening wheels 133 in the two groups are arranged oppositely, so that a gap is formed between the straightening wheels 133 in the two groups, and the wire 101 is accommodated in the gap; similarly, another gap is formed between the plurality of straightening wheels 133a, and the two gaps are communicated with each other, so that the wire 101 is straightened in two mutually perpendicular directions since the bottom plate 131 and the bottom plate 131a are perpendicular to each other.
In one embodiment, a plurality of straightening wheels 133 are fixedly disposed on the base plate 131. In another embodiment, a plurality of straightening wheels 133 are slidably disposed on the base plate 131. Specifically, the first straightening device 130 includes at least one sliding block connected to the plurality of straightening wheels 133, the bottom plate 131 is provided with at least one sliding slot, and each sliding block is accommodated in the corresponding sliding slot. The straightening wheel 133 is slidably disposed on the bottom plate 131, so that the first straightening device 130 can adjust the size of the gap according to the size of the wire 101, so as to straighten the wire 101, improve the straightening accuracy, and achieve a good straightening effect. In one embodiment, the plurality of straightening wheels 133 are divided into two groups, wherein the straightening wheels 133 of one group are slidably disposed on the bottom plate 131, and the straightening wheels 133 of the other group are fixedly disposed on the bottom plate 131.
It is understood that the embodiments applied to the first straightening device 130 may be applied to the second straightening device 130a within the scope of the spirit or the basic features of the present invention, and for the sake of brevity and avoiding repetition, the details are not repeated herein.
Referring to fig. 3 and 7, fig. 7 is a schematic perspective view of the pay-off device 110. In one embodiment, the first winding machine 100 further comprises a wire releasing device 110, and the wire releasing device 110 is disposed in front of the straightening device 130. The unwinding device 110 includes a bracket 111, an unwinding wheel 113 mounted on the bracket 111, and a sensing unit. Wherein, a plurality of rod bodies 117 are arranged on the bracket 111 around the paying-off wheel 113. The wire 101 is wound on the wire-releasing wheel 113, and one end of the wire 101 is conveyed to the first feeding device 140 after passing around the plurality of rod bodies 117.
When the first feeding device 140 does not pull the wire 101, the plurality of rods 117 are located at the initial position, and the sensing unit controls the paying-off wheel 113 not to rotate;
when the first feeding device 140 pulls the wire 101, the rods 117 are displaced from the initial position to a direction adjacent to the payout wheel 113, and the sensing unit senses the displacement and controls the payout wheel 113 to pay off to the first feeding device 140 in a rolling manner.
Specifically, the sensing unit includes an infrared emitter 118 disposed on the rod 117 and an infrared sensor 115 disposed on the bracket 111, and the infrared sensor 115 is configured to sense displacement information generated by the infrared emitter 118. In one embodiment, the sensing unit includes a laser emitter disposed on the rod 117 and a sensor disposed on the bracket. It is understood that in other embodiments, the sensing unit may also be selected from a linear displacement sensor, a pull string displacement sensor, an LVDT displacement sensor, an ultrasonic sensor, a magnetostrictive displacement sensor, and the like, and is not limited thereto.
As shown in fig. 7, the paying-off reel 113 is rotatably connected to the bracket 111 through a rotating shaft 114, and one end of the rotating shaft 114 is connected to a driving device 119. In this embodiment, the driving device 119 includes a motor, the motor is electrically connected to the infrared sensor 115, and the infrared sensor 115 controls the rotation or stop of the payout roller 113 by controlling the operating state of the motor. It is understood that in other embodiments, the sensing unit further includes a controller, the controller is electrically connected to the infrared sensor 115 and the driving device 119, and the controller is configured to receive the displacement information output by the infrared sensor 115 and send an electrical signal for controlling the driving device 119 according to the displacement information.
Fig. 8 is a schematic perspective view of an enameled wire peeling apparatus 120. In one embodiment, the wire 101 is a copper enameled wire, and the first winding machine 100 further includes an enameled wire peeling device 120, wherein the enameled wire peeling device 120 is disposed between the paying-off device 110 and the first feeding device 140.
The wire peeling apparatus 120 includes a first peeling apparatus 121 and a second peeling apparatus 125. The first peeling device 121 and the second peeling device 125 peel the wire 101 in two mutually perpendicular directions. Correspondingly, the first peeling device 121 and the second peeling device 125 are vertically arranged opposite to each other, and respectively drive the blades connected thereto to peel the wire 101.
In one embodiment, the cutter head of the first peeling device 121 is provided with an adjusting component for adjusting the diameter of the cutter edge on the cutter head to realize peeling of the enameled wires with different wire diameters.
In one embodiment, the enameled wire peeling device 120 includes a bracket and a water cleaning unit, wherein a scraper and a peeling mold are sequentially disposed on the bracket, the water cleaning device includes a water pipe and a water tank, the water pipe is respectively provided with a spray head corresponding to the scraper and the peeling mold, and the water tank is located below the scraper and the peeling mold; when the enameled wire is peeled, the enamel can be thoroughly peeled off after passing through the peeling die, the blocking and wire breaking of the peeling die can not be caused, the production efficiency is high, and meanwhile, the peeled enamel is washed by water, so that the production field is very clean.
Please refer to fig. 9, which is a flowchart of the 8-word winding method according to the present invention. The 8-shaped winding system 10 winds the wire 101 by using the 8-shaped winding method. The 8-shaped winding method comprises the following steps:
s1: the wire 101 is conveyed in the first direction.
The first winding machine 100 conveys the wire 101 in the first direction. The first direction is a direction pointing from the first feeding device 140 to the first winding device 160. Specifically, the first feeding device 140 includes a plurality of wire feeding wheels to pull the wire 101 to move. It is understood that the wire 101 may be stripped and straightened by the wire stripping device 120 and the straightening device 130 during the process of feeding the wire 101. It will be appreciated that in other embodiments, certain processing steps may be added or omitted to the wire 101 during feeding.
S2: the first winding machine 100 winds one end of the wire 101 into a first set of annular coils 910. The first winding device 160 of the first winding machine 100 is used for winding the wire 101 into a first set of annular coils 910.
S3: and cutting off the wire 101 extending out of one end of the first group of annular coils 910 after reserving a preset length to obtain the semi-finished product, wherein the semi-finished product comprises the first group of annular coils 910 and a section of wire 101 extending out of the first group of annular coils 910.
The first winding machine 100 can automatically calculate the length of the wire 101. Specifically, the first winding device 160 winds a specific length of wire 101 into a first set of toroidal coils 910. The length of the first feeding device 150 is greater than the length of the wire 101 wound with the second set of loop coils 930, and after the first set of loop coils 910 is wound, the first feeding device 140 feeds the wire along a second direction, wherein the second direction is opposite to the first direction. After the first feeding device 140 reserves a preset length of the wire 101 extending from one end of the first group of loop coils 910, the wire 101 between the first feeding device 140 and the first feeding device 150 is cut off by the wire cutting device 170, so as to obtain the semi-finished product.
S4: the semi-finished product is moved from the first winding machine 100 to the second winding machine 200. The gripping device 180 is used to move the semi-finished product from the first winding machine 100 to the second winding machine 200. The first winding machine 100 includes two grasping devices 180 respectively disposed adjacent to two ends of the semi-finished product, wherein one grasping device 180 grasps the first group of loop coils 910 in the semi-finished product, and the other grasping device 180 grasps the linear wire 101 extending from one end of the first group of loop coils 910 in the semi-finished product. When the first cover 154 is removed from the wire changing port of the first feeding groove 152, the gripping device 180 grips the semi-finished product into the second feeding device of the second winding machine 200.
S5: the second winding machine 200 winds the wire 101 extending from the first set of loop coils 910 into a second set of loop coils 930, and the 8-shaped coil 900 is obtained. The second feeding device of the second winding machine 200 pulls the semi-finished product in the second feeding device, and the second winding device winds the linear wire 101 output by the second feeding device into a second group of annular coils 930.
The 8-shaped winding system 10 and the 8-shaped winding method provided by the invention reduce the dependence of a winding machine on manpower, have stable production quality and high product precision, improve the production efficiency of mechanical 8-shaped winding, and reduce the occurrence probability of industrial accidents of workers.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned. Furthermore, it is obvious that the word "comprising" does not exclude other elements or steps, and the singular does not exclude the plural. Several of the means recited in the apparatus claims may also be embodied by one and the same means or system in software or hardware. The terms first, second, etc. are used to denote names, but not any particular order.
Finally, it should be noted that the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. An 8-shaped winding system is characterized by comprising a first winding machine and a second winding machine which are arranged at intervals, wherein,
the first winding machine includes:
the first feeding device comprises a plurality of wire feeding wheels for pulling wires;
first pan feeding device includes:
first pan feeding groove includes:
the feeding opening is arranged on the side wall of one end of the first feeding groove corresponding to the first feeding device, the first feeding device pulls the wire to enter the first feeding groove from the feeding opening, and the first feeding groove guides the wire to move;
the discharge hole is formed in the side wall of the other end, opposite to the one end, of the first feeding groove;
the wire changing port is opposite to the bottom wall of the first feeding groove and is arranged between the feeding port and the discharging port;
the first cover body selectively covers the wire changing port; and
the first driving unit is connected with the first cover body and drives the first cover body to move;
the first winding device is arranged corresponding to the discharge port, and the wire is wound by the first winding device after being moved out of the discharge port to obtain a first group of annular coils;
the wire shearing device is arranged between the first feeding device and the first feeding device, and is used for shearing the wire rods after the first group of annular coils are obtained to obtain a semi-finished product, wherein the semi-finished product comprises the first group of annular coils and the wire rods, one ends of the first group of annular coils extend out of the wire rods and the wire rods are positioned in the first feeding groove; and
the grabbing device is arranged close to the first feeding groove and the first winding device, and grabs the semi-finished product to the second winding machine when the first cover body is moved away from the wire changing opening;
the second winding machine includes:
second pan feeding device includes:
second pan feeding groove includes:
the discharge hole is formed in the side wall of one end of the second feeding groove; and
the wire changing port is opposite to the bottom wall of the second feeding groove;
the second cover body selectively covers the wire changing port of the second feeding groove; and
the second driving unit is connected with the second cover body and drives the second cover body to move, when the second cover body moves away from the wire changing port of the second feeding groove, the grabbing device grabs the semi-finished product to the second feeding groove, and the second feeding groove guides the semi-finished product to move;
the second feeding device is arranged corresponding to the discharge hole of the second feeding groove and comprises a plurality of wire feeding wheels, and the wire feeding wheels pull the semi-finished product; and
and the second feeding device is arranged between the second feeding device and the second winding device, and the second winding device winds the wires extending out of one end of the semi-finished product into a second group of annular coils to obtain 8-shaped coils.
2. The 8-shaped winding system according to claim 1, wherein the first feeding device and the second feeding device each comprise a plurality of driving units, and the driving units drive the first cover and the second cover to reciprocate.
3. The figure 8 winding system according to claim 1, wherein the first feeding device and the second feeding device each comprise at least one pair of wire feeding rollers which roll synchronously, and each pair of wire feeding rollers pulls the linear wire clamped therebetween.
4. A 8-shaped winding system according to claim 1, wherein the first winding machine is further provided with at least one straightening device adjacent to the first feeding device, and the straightening device comprises a bottom plate and a plurality of straightening wheels arranged on the bottom plate.
5. The 8-shaped winding system according to claim 4, wherein the first winding machine comprises a first straightening device and a second straightening device, and the first straightening device and the second straightening device are perpendicular to each other.
6. The 8-shaped winding system according to claim 1, wherein the first winding machine further comprises a pay-off device, the pay-off device comprises a support, a pay-off wheel and a sensing unit, the pay-off wheel is mounted on the support, a plurality of rods are arranged on the support around the pay-off wheel, the pay-off wheel is used for winding the wire, and one end of the wire is conveyed to the first feeding device after bypassing the rods;
when the first feeding device does not pull the wire, the plurality of rod bodies are located at initial positions, and the sensing unit controls the paying-off wheel not to rotate;
when the first feeding device pulls the wire, the rod bodies are displaced from the initial positions to the direction close to the paying-off wheel, and the sensing unit senses the displacement and then controls the paying-off wheel to roll and pay off to the first feeding device.
7. The figure 8 winding system according to claim 6, wherein the sensing unit comprises an infrared emitter disposed on the rod and an infrared sensor disposed on the bracket.
8. The 8-shaped winding system according to claim 6, wherein an enameled wire peeling device is further arranged between the pay-off device and the first feeding device of the first winding machine.
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| CN201810055402.XA CN110060865B (en) | 2018-01-19 | 2018-01-19 | 8-shaped winding system and 8-shaped winding method |
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| CN111933350B (en) * | 2020-07-02 | 2022-02-11 | 南京信息职业技术学院 | Winding mechanism |
| CN113972801B (en) * | 2021-11-30 | 2023-07-25 | 深圳市合利士智能装备有限公司 | Flat wire double-station winding machine and winding method thereof |
| CN115555428B (en) * | 2022-12-06 | 2023-02-28 | 中科摩通(常州)智能制造股份有限公司 | Wire feeding device for winding machine and steel wire feeding method |
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| CN103650080A (en) * | 2011-05-19 | 2014-03-19 | 株式会社昌星 | Production method for a figure-of-eight-shaped laminated coil |
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