CN108511185B - Manufacturing method of hollow coil - Google Patents
Manufacturing method of hollow coil Download PDFInfo
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- CN108511185B CN108511185B CN201810166604.1A CN201810166604A CN108511185B CN 108511185 B CN108511185 B CN 108511185B CN 201810166604 A CN201810166604 A CN 201810166604A CN 108511185 B CN108511185 B CN 108511185B
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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
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- 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
- H01F41/094—Tensioning or braking devices
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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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- H—ELECTRICITY
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- 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
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Abstract
A manufacturing method of an air-core coil comprises the following steps: (1) Winding an alcohol-soluble self-adhesive enameled wire on a reel of a wire storage wheel, and then connecting the rear side part of a mounting shaft of the wire storage wheel with the lower end part of a mounting rod in a threaded manner; (2) The winding assembly is arranged on a main shaft of the variable frequency motor; (3) The free end of the alcohol-soluble self-adhesive enameled wire wound on the wire storage wheel is pulled and sequentially passes through the second guide wheel, the fourth guide wheel, the first guide wheel, the third guide wheel, the wire outlet pipe and the rear circulation cycloid mechanism to be wound on the coil sleeve; (4) Starting the variable frequency motor, and driving the winding assembly to rotate by the rotation of the main shaft of the variable frequency motor, wherein the winding assembly rotates and pulls the alcohol-soluble self-adhesive enameled wire; in conclusion, the ultrasonic-assisted hollow coil winding machine is reasonable in structural design, solves the problems of complex process, low manual winding efficiency, irregular wiring of the winding coil and the like in the traditional hollow coil winding process, and provides a guarantee for the technical field of ultrasonic-assisted processing.
Description
Technical Field
The invention relates to a manufacturing method of an air-core coil.
Background
With the application of the ultrasonic auxiliary processing technology in the fields of precision processing and difficult-to-process materials, the wireless transmission electromagnetic induction air coil plays a very critical role in the ultrasonic auxiliary processing, so that the winding problem of the coil becomes a key technology for solving the energy in the wireless transmission of the ultrasonic auxiliary processing technology. The winding of the coil is a complicated process all the time, the manual winding efficiency is low, the wiring of the wound coil is not regular, and the automatic winding machine on the market has many problems in the process of winding the hollow coil, such as irregular winding, disordered buckling and the like, when the hollow coil is wound, the finished coil cannot be completely taken down after the winding is completed, the operation is complicated and the like, meanwhile, the wire withdrawal cannot be realized under the condition of the wire pressing, the coil wire is generally an alcohol-soluble self-adhesive enameled wire, the price is high, and the waste of resources and funds is caused.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides the automatic hollow coil winding machine which is high in mechanical automation degree, high in winding efficiency, neat in winding coil and convenient to take out the coil.
In order to solve the technical problems, the invention adopts the following technical scheme: the manufacturing method of the air core coil is carried out through an air core coil winding machine, the air core coil winding machine comprises a machine case and a wire taking assembly, a mounting rod is fixed at the right part of the front side wall of the machine case, the upper end part of the mounting rod is fixed at the right upper corner of the front side wall of the machine case through a mounting screw, the mounting rod extends downwards and obliquely to the right, the lower end of the mounting rod is rotationally connected with a wire storage wheel, a guide tensioning mechanism is arranged on the mounting rod, a winding mechanism and a circulating cycloid mechanism are arranged in the machine case, the wire storage wheel is wound with an alcohol-soluble self-adhesive enameled wire, and the free end of the alcohol-soluble self-adhesive enameled wire is wound on the winding mechanism after bypassing the guide tensioning mechanism and the circulating cycloid mechanism in sequence;
the machine case is internally fixed with a mounting frame, the winding mechanism comprises a variable frequency motor, the variable frequency motor is assembled below the front side of the mounting frame, and a main shaft of the variable frequency motor horizontally penetrates out of the front side wall of the machine case forwards and is connected with a winding assembly;
the guide tensioning mechanism comprises a mounting plate fixed on a mounting rod, a first guide wheel and a supporting rod are arranged on the right side of the mounting plate, the first guide wheel is rotationally connected to the front side of the mounting plate, the lower side of the supporting rod is hinged to the right side of the mounting plate and is positioned on the right side of the first guide wheel, the upper end of the supporting rod is rotationally connected with a second guide wheel, a first long groove and a first long hole are formed in the mounting plate along the left-right horizontal direction, the first long groove and the first long hole are both positioned below the first guide wheel, the first long hole is parallel to the lower side of the first long groove, a spring is arranged in the first long groove, one end of the spring is connected in the first long groove of the mounting plate, and the other end of the spring is connected to the lower end of the supporting rod; a first short shaft is arranged in the first long hole, the first short shaft is a stepped shaft with a thick front part and a thin rear part, an external thread is arranged on the rear side part of the first short shaft, a first fastening nut is connected with the rear side part of the first short shaft through the first long hole in a threaded manner, the first fastening nut is in jacking fit with the rear side surface of the mounting plate, and a third guide wheel is rotationally connected with the front side part of the first short shaft; the left side of the mounting plate is provided with a second long hole along the vertical direction, the second long hole is positioned at the left side of the first guide wheel, a second short shaft is arranged in the second long hole, the second short shaft is a stepped shaft with a thick front part and a thin rear part, the rear side part of the second short shaft is provided with external threads, the rear side part of the second short shaft penetrates through the second long hole and is connected with a second fastening nut in a threaded manner, the second fastening nut is in jacking fit with the rear side surface of the mounting plate, the front side part of the second short shaft is rotationally connected with a fourth guide wheel, the lower part of the left side of the mounting plate is provided with an outlet pipe, the outlet pipe is arranged along the left-right horizontal direction, and alcohol-soluble self-adhesive enameled wires on the wire storage wheel sequentially pass through the second guide wheel, the fourth guide wheel, the first guide wheel, the third guide wheel, the outlet pipe and the guide balance wheel and then are wound on the coil sleeve;
the wire storage wheel comprises a mounting shaft and a wire winding wheel, wherein the mounting shaft is arranged in the front-rear horizontal direction, a shaft shoulder is arranged on the rear side part of the mounting shaft, an external thread is arranged on the rear side part of the mounting shaft, the rear side part of the mounting shaft is in threaded connection with the lower end of a mounting rod, a threaded hole is formed in the front side of the mounting shaft in the axial direction, the wire winding wheel is coaxially sleeved on the mounting shaft and is rotationally connected with the mounting shaft through a thrust bearing, a bolt is in threaded connection with the threaded hole in the threaded hole of the mounting shaft, a pressing plate and a compression spring are arranged on the front side part of the bolt in a penetrating manner, a compression nut is arranged at the end part of the bolt, the compression spring is positioned between the compression nut and the pressing plate, the pressing plate is in pressing fit with the front side surface of the wire winding wheel in a pushing manner under the action of the compression spring, and a handle is arranged on the front side surface of the wire winding wheel;
the manufacturing method of the hollow coil comprises the following steps:
(1) Winding an alcohol-soluble self-adhesive enameled wire on a reel of a wire storage wheel, and then connecting the rear side part of a mounting shaft of the wire storage wheel with the lower end part of a mounting rod in a threaded manner;
(2) The winding assembly is arranged on a main shaft of the variable frequency motor;
(3) The free end of the alcohol-soluble self-adhesive enameled wire wound on the wire storage wheel is pulled and sequentially passes through the second guide wheel, the fourth guide wheel, the first guide wheel, the third guide wheel, the wire outlet pipe and the rear circulation cycloid mechanism to be wound on the coil sleeve;
(4) Starting a variable frequency motor, wherein a spindle of the variable frequency motor rotates to drive a winding assembly to rotate, the winding assembly rotates and pulls alcohol-soluble self-adhesive enameled wires, the alcohol-soluble self-adhesive enameled wires are wound on the winding assembly after being pulled out from a wire storage wheel and tensioned and guided by a second guide wheel, a fourth guide wheel, a first guide wheel and a third guide wheel, and meanwhile, a circulating cycloid mechanism is started to start working;
(5) When the alcohol-soluble self-adhesive enameled wire is wound on the winding component to meet the requirement, the variable frequency motor and the stepping motor are turned off, the alcohol-soluble self-adhesive enameled wire is cut off, the winding component is taken down, the hollow coil is taken down through the winding component, and therefore the hollow coil is manufactured.
The winding assembly comprises a positioning sleeve, a coil sleeve, a compression ring plate and a compression nut, wherein the spindle of the variable frequency motor is a stepped shaft, the positioning sleeve is of a stepped structure with a thin front part and a thick rear part, an external thread is arranged on the front side part of the positioning sleeve, a threaded hole is arranged on the rear side part of the positioning sleeve along the radial direction, the positioning sleeve is sleeved on the spindle of the variable frequency motor and fixedly connected to the spindle of the variable frequency motor through a set screw arranged in the threaded hole, the coil sleeve is sleeved on the front side part of the positioning sleeve, a first ring plate is arranged on the rear side of the coil sleeve along the circumferential direction, a plurality of jacks are arranged on the first ring plate in an annular array along the circle center of the first ring plate, the compression ring plate is sleeved on the front end part of the positioning sleeve, the inner diameter of the compression ring plate is smaller than the outer diameter of the coil sleeve, the compression nut is in threaded connection with the front end part of the positioning sleeve, and the compression ring plate is in pressing fit with the front end face of the coil sleeve under the action of the compression nut.
The installation method of the winding assembly in the step (2) comprises the following steps: the positioning sleeve is sleeved on the main shaft of the variable frequency motor, the set screw is screwed to enable the positioning sleeve to be fixedly connected to the main shaft of the variable frequency motor, the coil sleeve and the compression ring plate are sleeved on the front side part of the positioning sleeve, the compression nut is screwed, and the compression ring plate is in pressing fit with the front end face of the coil sleeve under the action of the compression nut.
The circulating cycloid mechanism comprises a stepping motor, a propelling shaft and a screw rod, wherein the front side wall and the rear side wall of the machine case, the front side and the rear side of the mounting frame are respectively provided with perforations correspondingly, the propelling shaft penetrates through all the perforations along the front-rear horizontal direction, the screw rod is rotationally connected to the mounting frame through a second bearing, the screw rod is positioned below the propelling shaft in parallel, the screw rod is in threaded connection with a propelling nut, the propelling nut is fixedly connected with the propelling shaft, the stepping motor is assembled at the rear side of the mounting frame, a main belt wheel is arranged on a main shaft of the stepping motor, the rear end of the screw rod is provided with a secondary belt wheel, the rear side of the mounting frame is rotationally connected with a tensioning wheel, the main belt wheel is connected with the secondary belt wheel through a belt, and the belt bypasses the outer surface of the tensioning wheel; the front end part of the propulsion shaft extends out of the front side tank wall of the chassis and is fixedly connected with a first swing arm, the upper end of the first swing arm is fixedly connected with the front end of the propulsion shaft, the lower end of the first swing arm is fixedly connected with a mounting pipe, the mounting pipe extends forwards and is arranged in a mutually perpendicular mode with the first swing arm, the front end of the mounting pipe is fixedly provided with a second swing arm, the second swing arm extends leftwards and is arranged in a extending mode, and the left end of the second swing arm is rotationally connected with a guide balance wheel.
The working method of the cyclic cycloid mechanism in the step (4) is as follows: the step motor is started, the step motor drives the main belt pulley to rotate, the main belt pulley drives the auxiliary belt pulley to rotate through a belt, the lead screw rotates under the drive of the auxiliary belt pulley, and the push nut is in threaded connection with the lead screw and is fixedly connected with the push shaft, so that the push nut moves along the lead screw in the front-back direction under the drive of the lead screw, the push shaft moves along the front-back direction, the push shaft drives the first swing arm to move back and forth, and the guide balance wheel at the lower end of the first swing arm moves along the front-back direction; the alcohol-soluble self-adhesive enameled wire on the coil sleeve is wound for one circle, and the guide balance wheel moves by one width of the wire slot under the pushing of the first swing arm, so that the alcohol-soluble self-adhesive enameled wire is wound on the coil sleeve in order; when a layer of alcohol-soluble self-adhesive enameled wire is wound on the coil sleeve along the axial direction, the stepping motor is reversed, and the circulation is performed until the coil wound on the coil sleeve reaches the requirement, and then the coil is stopped
The wire taking assembly comprises a wire taking rotating shaft, a jacking cylinder and a wire taking sleeve, wherein the center lines of the wire taking rotating shaft, the jacking cylinder and the wire taking sleeve are arranged in the front-back horizontal direction, the outer diameter of the wire taking sleeve is equal to the inner diameter of the wire sleeve, the wire taking sleeve is provided with internal threads, the rear side of the wire taking sleeve is provided with a second annular plate in the circumferential direction, the front side surface of the second annular plate is fixedly provided with a plurality of ejector rods, the ejector rods are perpendicular to the second annular plate, the plurality of ejector rods are arranged in an annular array along the circle center of the second annular plate, the number of the ejector rods is equal to the number of the jacks, and the radius of the ejector rods is equal to the radius of the jacks; the wire taking rotating shaft is a stepped shaft, an external thread matched with the internal thread of the wire taking sleeve is arranged on the rear side part of the wire taking rotating shaft, the jacking cylinder is of a stepped structure with a thick front part and a thin rear part, the wire taking rotating shaft is coaxially arranged in the jacking cylinder in a penetrating mode, a first bearing is arranged between the outer surface of the front side part of the wire taking rotating shaft and the front side part of the jacking cylinder, the diameter of the rear side part of the jacking cylinder is smaller than the outer diameter of the coil sleeve, and a rotating hand cylinder is fixed at the front end of the wire taking rotating shaft.
The operation steps of taking off the hollow coil in the step (5) are as follows: the set screw is unscrewed, after the positioning sleeve is taken down, the coil sleeve and the compression ring plate are sequentially taken down, then the coil sleeve is sleeved on the wire taking sleeve, the ejector rod on the second ring plate correspondingly penetrates through the jack of the first ring plate, then the rear side part of the wire taking rotating shaft is connected in the wire taking sleeve in a threaded manner, the hand cylinder is screwed and rotated, the wire taking rotating shaft rotates and moves backwards along the wire taking sleeve, the rear side of the jacking cylinder pushes the coil sleeve pipe, the coil sleeve pipe is sleeved on the wire taking sleeve pipe and slides backwards, and the ejector rod ejects the hollow coil on the coil sleeve pipe, namely, the hollow coil is taken down.
By adopting the technical scheme, the invention has the following beneficial effects:
(1) The working principle of the specific wound air-core coil of the invention is as follows: firstly, winding an alcohol-soluble self-adhesive enameled wire on a reel of a wire storage wheel, and then connecting the rear side part of a mounting shaft of the wire storage wheel with the lower end part of a mounting rod in a threaded manner; then, the winding assembly is arranged on a main shaft of the variable frequency motor; then the free end of the alcohol-soluble self-adhesive enameled wire wound on the wire storage wheel is pulled and sequentially passes through the second guide wheel, the fourth guide wheel, the first guide wheel, the third guide wheel, the wire outlet pipe and the guide balance wheel to be wound on the coil sleeve; starting a variable frequency motor, wherein a main shaft of the variable frequency motor rotates to drive a positioning sleeve to rotate, a coil sleeve rotates along with the positioning sleeve, the coil sleeve rotates and pulls alcohol-soluble self-adhesive enameled wires, the alcohol-soluble self-adhesive enameled wires are wound on the coil sleeve after being pulled out from a wire storage wheel and are tensioned and guided by a second guide wheel, a fourth guide wheel, a first guide wheel and a third guide wheel, and meanwhile, a circulating cycloid mechanism is started to start working; when the alcohol-soluble self-adhesive enameled wire with a certain width is wound on the coil sleeve, the variable frequency motor and the stepping motor are turned off, the alcohol-soluble self-adhesive enameled wire is cut off, the winding assembly is taken down, the hollow coil is taken down through the winding assembly, and thus the hollow coil is manufactured;
(2) The invention is provided with the circulating cycloid mechanism, the circulating cycloid mechanism is controlled by the stepping motor, and the stepping motor is started every time the alcohol-soluble self-adhesive enameled wire is wound for one circle, so that the first swing arm drives the guide balance wheel to move, and the alcohol-soluble self-adhesive enameled wire moves by one wire slot width, thereby finishing orderly winding operation;
(3) The alcohol-soluble self-adhesive enameled wire is wound on the reel, the reel is matched with the mounting shaft through the thrust bearing, the mounting shaft is fixed on the mounting rod through threaded connection, and the tightness of the matching of the reel and the mounting shaft can be controlled by screwing the bolt to adjust the spring; when the winding is wrong, the machine can be suspended, and the handle on the reel is manually rocked to reversely rotate, so that the alcohol-soluble self-adhesive enameled wire can be returned to the reel;
(4) The invention designs a guiding tensioning mechanism which consists of four groups of guiding wheels, when the self-adhesive wire is loose, the supporting rod rotates for a certain angle due to the restoring force of the spring, so that the automatic action is realized;
(5) When the wire is taken out, the coil sleeve is sleeved on the wire taking sleeve, the ejector rod on the second annular plate correspondingly penetrates through the jack of the first annular plate, then the rear side part of the wire taking rotating shaft is connected in the wire taking sleeve in a threaded manner, the rotating hand drum is screwed, the wire taking rotating shaft rotates and moves backwards along the wire taking sleeve, the rear side of the jacking drum pushes the coil sleeve, the coil sleeve is sleeved on the wire taking sleeve and slides backwards, the ejector rod ejects the hollow coil on the coil sleeve, namely the hollow coil is taken out, the wire taking is carried out in the mode, the deformation of the coil is small, and the processing quality and the processing precision of the hollow coil are ensured;
(6) The invention designs a novel wire storage wheel mechanism, wherein under the action of a compression spring, a pressing plate is in pressing fit with the front side surface of a reel, so that the alcohol-soluble self-adhesive enameled wire is ensured to be kept in a tensioning state in the winding process.
In conclusion, the ultrasonic-assisted hollow coil winding machine is reasonable in structural design, solves the problems of complex process, low manual winding efficiency, irregular wiring of the winding coil and the like in the traditional hollow coil winding process, and provides a guarantee for the technical field of ultrasonic-assisted processing.
Drawings
Fig. 1 is a schematic structural view of an air coil winding machine;
FIG. 2 is a schematic view of the installation of the cyclic cycloid mechanism of the present invention;
FIG. 3 is a cross-sectional view at A-A in FIG. 2;
FIG. 4 is a schematic structural view of a coil sleeve;
FIG. 5 is a right side view of FIG. 4;
FIG. 6 is a schematic view of the structure of the wire takeout sleeve;
FIG. 7 is a right side view of FIG. 6;
FIG. 8 is a schematic structural view of a knock-out drum;
FIG. 9 is a schematic view of a structure of the take-off shaft;
FIG. 10 is a schematic diagram of the assembly of the take-up shaft with the take-up shaft;
FIG. 11 is a schematic view of the installation of a coil sleeve and a take-up assembly;
fig. 12 is a schematic structural view of the wire storage wheel.
Detailed Description
As shown in fig. 1-12, the hollow coil winding machine comprises a machine case 1 and a wire taking assembly, wherein a mounting rod 2 is fixed on the right part of the front side wall of the machine case 1, the upper end part of the mounting rod 2 is fixed at the right upper corner of the front side wall of the machine case 1 through a mounting screw 3, the mounting rod 2 extends obliquely to the right lower side, the lower end of the mounting rod 2 is rotationally connected with a wire storage wheel 4, a guiding tensioning mechanism is arranged on the mounting rod 2, a winding mechanism and a circulating cycloid mechanism are arranged in the machine case 1, the wire storage wheel 4 is wound with an alcohol-soluble self-adhesive enameled wire 53, and the free end of the alcohol-soluble self-adhesive enameled wire 53 sequentially bypasses the guiding tensioning mechanism and the circulating cycloid mechanism and then is wound on the winding mechanism.
The chassis 1 is internally fixed with a mounting frame 5, the winding mechanism comprises a variable frequency motor 6, the variable frequency motor 6 is assembled below the front side of the mounting frame 5, and a main shaft of the variable frequency motor 6 horizontally penetrates out of the front side wall of the chassis 1 and is connected with a winding component.
The winding assembly comprises a positioning sleeve 7, a coil sleeve 8, a compression ring plate 9 and a compression nut 10, wherein a main shaft of the variable frequency motor 6 is of a stepped shaft, the positioning sleeve 7 is of a stepped structure with a thin front part and a thick rear part, external threads are formed in the front side part of the positioning sleeve 7, threaded holes are formed in the rear side part of the positioning sleeve 7 along the radial direction, the positioning sleeve 7 is sleeved on the main shaft of the variable frequency motor 6 and is fixedly connected to the main shaft of the variable frequency motor 6 through a set screw 11 arranged in the threaded holes, the coil sleeve 8 is sleeved on the front side part of the positioning sleeve 7, a first ring plate 12 is arranged on the rear side of the coil sleeve 8 along the circumferential direction, a plurality of insertion holes 13 are formed in the circle center of the first ring plate 12 in an annular array, the compression ring plate 9 is sleeved on the front end part of the positioning sleeve 7, the inner diameter of the compression ring plate 9 is smaller than the outer diameter of the coil sleeve 8, the compression nut 10 is in threaded connection with the front end part of the positioning sleeve 7, and the compression ring plate 9 is in pressing fit with the front end face of the coil sleeve 8 under the action of the compression nut 10.
The wire taking assembly comprises a wire taking rotating shaft 14, a jacking cylinder 15 and a wire taking sleeve 16, wherein the center lines of the wire taking rotating shaft 14, the jacking cylinder 15 and the wire taking sleeve 16 are arranged in the front-back horizontal direction, the outer diameter of the wire taking sleeve 16 is equal to or slightly smaller than the inner diameter of the coil sleeve 8, the wire taking sleeve 16 is provided with internal threads, the rear side of the wire taking sleeve 16 is provided with a second annular plate 17 in the circumferential direction, the front side surface of the second annular plate 17 is fixedly provided with a plurality of ejector rods 18, the ejector rods 18 are perpendicular to the second annular plate 17, the ejector rods 18 are arranged in an annular array along the center of the second annular plate 17, the number of the ejector rods 18 is equal to the number of the jacks 13, and the radius of the ejector rods 18 is equal to or slightly smaller than the radius of the jacks 13; the wire taking rotating shaft 14 is a stepped shaft, an external thread matched with an internal thread of the wire taking sleeve 16 is formed on the rear side part of the wire taking rotating shaft 14, the jacking cylinder 15 is of a stepped structure with a thick front part and a thin rear part, the wire taking rotating shaft 14 is coaxially arranged in the jacking cylinder 15 in a penetrating mode, a first bearing 19 is arranged between the outer surface of the front side part of the wire taking rotating shaft 14 and the front side part of the jacking cylinder 15, the diameter of the rear side part of the jacking cylinder 15 is smaller than the outer diameter of the coil sleeve 8, and a rotating hand cylinder 50 is fixed at the front end of the wire taking rotating shaft 14.
The circulation cycloid mechanism comprises a stepping motor 20, a propelling shaft 21 and a screw rod 22, wherein the front side wall and the rear side wall of the case 1 and the front side and the rear side of the mounting frame 5 are respectively provided with perforations correspondingly, the propelling shaft 21 is penetrated in all the perforations along the front-rear horizontal direction, the screw rod 22 is rotationally connected to the mounting frame 5 through a second bearing 23, the screw rod 22 is positioned below the propelling shaft 21 in parallel, the screw rod 22 is in threaded connection with a propelling nut 51, the propelling nut 51 is fixedly connected with the propelling shaft 21, the stepping motor 20 is assembled on the rear side of the mounting frame 5, a main belt pulley 24 is arranged on a main shaft of the stepping motor 20, the rear end of the screw rod 22 is provided with a secondary belt pulley 25, the rear side of the mounting frame 5 is rotationally connected with a tensioning wheel 26, the main belt pulley 24 is connected with the secondary belt pulley 25 through a belt 27, and the belt 27 bypasses the outer surface of the tensioning wheel 26; the front end of the propulsion shaft 21 extends out of the front side wall of the chassis 1 and is fixedly connected with a first swing arm 28, the upper end of the first swing arm 28 is fixedly connected with the front end of the propulsion shaft 21, the lower end of the first swing arm 28 is fixedly connected with a mounting pipe 29, the mounting pipe 29 extends forwards and is perpendicular to the first swing arm 28, the front end of the mounting pipe 29 is fixedly provided with a second swing arm 52, the second swing arm 52 extends leftwards, and the left end of the second swing arm 52 is rotationally connected with a guide balance 30.
The guide tensioning mechanism comprises a mounting plate 31 fixed on the mounting rod 2, a first guide wheel 32 and a supporting rod 33 are arranged on the right side of the mounting plate 31, the first guide wheel 32 is rotationally connected to the front side surface of the mounting plate 31, the lower side part of the supporting rod 33 is hinged to the right side part of the mounting plate 31 and is positioned on the right side of the first guide wheel 32, the upper end of the supporting rod 33 is rotationally connected with a second guide wheel 34, a first long groove 39 and a first long hole 40 are formed in the mounting plate 31 along the left-right horizontal direction, the first long groove 39 and the first long hole 40 are both positioned below the first guide wheel 32, the first long hole 40 is parallel to the lower side of the first long groove 39, a spring 35 is arranged in the first long groove 39, one end of the spring 35 is connected in the first long groove 39 of the mounting plate 31, and the other end of the spring 35 is connected to the lower end of the supporting rod 33; a first short shaft is arranged in the first long hole 40, the first short shaft is a stepped shaft with a thick front part and a thin rear part, an external thread is arranged on the rear side part of the first short shaft, a first fastening nut is connected with the rear side part of the first short shaft through the first long hole 40 in a threaded manner, the first fastening nut is in jacking fit with the rear side surface of the mounting plate 31, and a third guide wheel 36 is rotationally connected with the front side part of the first short shaft; the left side of mounting panel 31 has seted up second slot 41 along the vertical direction, second slot 41 is located the left side of first leading wheel 32, be provided with the second minor axis in the second slot 41, the second minor axis is thick front and thin back's step shaft, the external screw thread has been seted up to the rear side portion of second minor axis, the rear side portion of second minor axis passes behind the second slot 41 threaded connection has the second fastening nut, the back side top press fit of second fastening nut and mounting panel 31, the front side portion of second minor axis rotates and is connected with fourth leading wheel 37, the left side lower part of mounting panel 31 is equipped with out the spool 38, out spool 38 sets up along controlling the horizontal direction, the alcohol-soluble self-adhesion enameled wire 53 on the storing up spool 4 is twined on coil sleeve 8 after second leading wheel 34, fourth leading wheel 37, first leading wheel 32, third leading wheel 36, out spool 38, direction balance 30 in proper order.
The reel 4 comprises a mounting shaft 42 and a reel 43, wherein the mounting shaft 42 is arranged in the front-rear horizontal direction, a shaft shoulder is arranged on the rear side part of the mounting shaft 42, an external thread is arranged on the rear side part of the mounting shaft 42, the rear side part of the mounting shaft 42 is in threaded connection with the lower end of the mounting rod 2, a threaded hole is arranged on the front side of the mounting shaft 42 in the axial direction, the reel 43 is coaxially sleeved on the mounting shaft 42 and is rotationally connected with the mounting shaft 42 through a thrust bearing 44, a bolt 45 is in threaded connection with the threaded hole of the mounting shaft 42, the front side part of the bolt 45 penetrates out of the threaded hole, a pressing plate 46 and a compression spring 47 are arranged on the front side part of the bolt 45 in a penetrating manner, a compression nut 10 is arranged at the end part of the bolt 45, the compression spring 47 is positioned between the compression nut 10 and the pressing plate 46, the pressing plate 46 is in pressing fit with the front side surface of the reel 43 under the action of the compression spring 47, and a handle 48 is arranged on the front side surface of the reel 43.
The manufacturing method of the hollow coil comprises the following steps:
(1) Winding the alcohol-soluble self-adhesive enamel wire 53 on the reel 43 of the wire storage wheel 4, and then screwing the rear side part of the mounting shaft 42 of the wire storage wheel 4 on the lower end part of the mounting rod 2;
(2) The winding assembly is arranged on a main shaft of the variable frequency motor 6;
(3) The free end of the alcohol-soluble self-adhesive enameled wire 53 wound on the wire storage wheel 4 is pulled and sequentially passes through the second guide wheel 34, the fourth guide wheel 37, the first guide wheel 32, the third guide wheel 36, the wire outlet pipe 38 and the guide balance wheel 30 to be wound on the coil sleeve 8;
(4) Starting the variable frequency motor 6, wherein the main shaft of the variable frequency motor 6 rotates to drive the positioning sleeve 7 to rotate, the coil sleeve 8 rotates along with the positioning sleeve 7, the coil sleeve 8 rotates and pulls the alcohol-soluble self-adhesive enameled wire 53, the alcohol-soluble self-adhesive enameled wire 53 is wound on the coil sleeve 8 after being pulled out from the wire storage wheel 4 and being tensioned and guided by the second guide wheel 34, the fourth guide wheel 37, the first guide wheel 32 and the third guide wheel 36, and meanwhile, a circulating cycloid mechanism is started to start working;
(5) When the alcohol-soluble self-adhesive enameled wire 53 is wound on the coil sleeve 8 to meet the requirement, the variable frequency motor 6 and the stepping motor 20 are turned off, the alcohol-soluble self-adhesive enameled wire 53 is sheared off, the winding assembly is taken down, the hollow coil is taken down through the wire taking assembly, and thus the manufacturing of the hollow coil is completed.
The installation method of the winding assembly in the step (2) comprises the following steps: the positioning sleeve 7 is sleeved on the main shaft of the variable frequency motor 6, then the set screw 11 is screwed to enable the positioning sleeve 7 to be fixedly connected on the main shaft of the variable frequency motor 6, then the coil sleeve 8 and the compression ring plate 9 are sleeved on the front side part of the positioning sleeve 7, the compression nut 10 is screwed, and the compression ring plate 9 is in pressing fit with the front end face of the coil sleeve 8 under the action of the compression nut 10.
The working method of the cyclic cycloid mechanism in the step (4) is as follows: the step motor 20 is started, the step motor 20 drives the main belt pulley 24 to rotate, the main belt pulley 24 drives the auxiliary belt pulley 25 to rotate through the belt 27, the lead screw 22 rotates under the driving of the auxiliary belt pulley 25, and the push nut 51 is in threaded connection with the lead screw 22 and fixedly connected with the push shaft 21, so that the push nut 51 moves along the lead screw 22 in the front-back direction under the driving of the lead screw 22, the push shaft 21 moves along the front-back direction, the push shaft 21 drives the first swing arm 28 to move back and forth, and the guide balance wheel 30 positioned at the lower end of the first swing arm 28 moves along the front-back direction; wherein, each time the alcohol-soluble self-adhesive enameled wire 53 on the coil sleeve 8 is wound, the guiding balance wheel 30 moves by one wire slot width under the pushing of the first swing arm 28, so that the alcohol-soluble self-adhesive enameled wire 53 is wound on the coil sleeve 8 neatly; after a layer of alcohol-soluble self-adhesive enameled wire 53 is wound on the coil sleeve 8 along the axial direction, the stepping motor 20 is reversed, and the cycle is repeated until the coil wound on the coil sleeve 8 reaches the requirement and then stops.
The operation steps of taking off the hollow coil in the step (5) are as follows: after the set screw 11 is unscrewed, the positioning sleeve 7 is taken down, the coil sleeve 8 and the compression ring plate 9 are sequentially taken down, then the coil sleeve 8 is sleeved on the wire taking sleeve 16, the ejector rod 18 on the second ring plate 17 correspondingly penetrates through the jack 13 of the first ring plate 12, then the rear side part of the wire taking rotating shaft 14 is connected in the wire taking sleeve 16 in a threaded manner, the rotating hand cylinder 50 is screwed, the wire taking rotating shaft 14 rotates and moves backwards along the wire taking sleeve 16, the rear side of the pressing cylinder 15 pushes the wire sleeve pipe 8, the coil sleeve 8 is sleeved on the wire taking sleeve 16 and slides backwards, the ejector rod 18 ejects a hollow coil on the coil sleeve 8, and the hollow coil can be taken down.
The present embodiment is not limited in any way by the shape, material, structure, etc. of the present invention, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical substance of the present invention are all included in the scope of protection of the technical solution of the present invention.
Claims (5)
1. A manufacturing method of an air-core coil is characterized in that: the manufacturing method is carried out through the hollow coil winding machine, the hollow coil winding machine comprises a machine case and a wire taking assembly, a mounting rod is fixed on the right part of the front side wall of the machine case, the upper end part of the mounting rod is fixed at the right upper corner of the front side wall of the machine case through a mounting screw, the mounting rod extends and inclines downwards to the right, the lower end of the mounting rod is rotationally connected with a wire storage wheel, a guiding tensioning mechanism is arranged on the mounting rod, a winding mechanism and a circulating cycloid mechanism are arranged in the machine case, the wire storage wheel is wound with an alcohol-soluble self-adhesive enameled wire, and the free end of the alcohol-soluble self-adhesive enameled wire is wound on the winding mechanism after bypassing the guiding tensioning mechanism and the circulating cycloid mechanism in sequence;
the machine case is internally fixed with a mounting frame, the winding mechanism comprises a variable frequency motor, the variable frequency motor is assembled below the front side of the mounting frame, and a main shaft of the variable frequency motor horizontally penetrates out of the front side wall of the machine case forwards and is connected with a winding assembly;
the guide tensioning mechanism comprises a mounting plate fixed on a mounting rod, a first guide wheel and a supporting rod are arranged on the right side of the mounting plate, the first guide wheel is rotationally connected to the front side of the mounting plate, the lower side of the supporting rod is hinged to the right side of the mounting plate and is positioned on the right side of the first guide wheel, the upper end of the supporting rod is rotationally connected with a second guide wheel, a first long groove and a first long hole are formed in the mounting plate along the left-right horizontal direction, the first long groove and the first long hole are both positioned below the first guide wheel, the first long hole is parallel to the lower side of the first long groove, a spring is arranged in the first long groove, one end of the spring is connected in the first long groove of the mounting plate, and the other end of the spring is connected to the lower end of the supporting rod; a first short shaft is arranged in the first long hole, the first short shaft is a stepped shaft with a thick front part and a thin rear part, an external thread is arranged on the rear side part of the first short shaft, a first fastening nut is connected with the rear side part of the first short shaft through the first long hole in a threaded manner, the first fastening nut is in jacking fit with the rear side surface of the mounting plate, and a third guide wheel is rotationally connected with the front side part of the first short shaft; the left side of the mounting plate is provided with a second long hole along the vertical direction, the second long hole is positioned at the left side of the first guide wheel, a second short shaft is arranged in the second long hole, the second short shaft is a stepped shaft with a thick front part and a thin rear part, the rear side part of the second short shaft is provided with external threads, the rear side part of the second short shaft penetrates through the second long hole and is connected with a second fastening nut in a threaded manner, the second fastening nut is in jacking fit with the rear side surface of the mounting plate, the front side part of the second short shaft is rotationally connected with a fourth guide wheel, the lower part of the left side of the mounting plate is provided with an outlet pipe, the outlet pipe is arranged along the left-right horizontal direction, and alcohol-soluble self-adhesive enameled wires on the wire storage wheel sequentially pass through the second guide wheel, the fourth guide wheel, the first guide wheel, the third guide wheel, the outlet pipe and the guide balance wheel and then are wound on the coil sleeve;
the wire storage wheel comprises a mounting shaft and a wire winding wheel, wherein the mounting shaft is arranged in the front-rear horizontal direction, a shaft shoulder is arranged on the rear side part of the mounting shaft, an external thread is arranged on the rear side part of the mounting shaft, the rear side part of the mounting shaft is in threaded connection with the lower end of a mounting rod, a threaded hole is formed in the front side of the mounting shaft in the axial direction, the wire winding wheel is coaxially sleeved on the mounting shaft and is rotationally connected with the mounting shaft through a thrust bearing, a bolt is in threaded connection with the threaded hole in the threaded hole of the mounting shaft, a pressing plate and a compression spring are arranged on the front side part of the bolt in a penetrating manner, a compression nut is arranged at the end part of the bolt, the compression spring is positioned between the compression nut and the pressing plate, the pressing plate is in pressing fit with the front side surface of the wire winding wheel in a pushing manner under the action of the compression spring, and a handle is arranged on the front side surface of the wire winding wheel;
the circulating cycloid mechanism comprises a stepping motor, a propelling shaft and a screw rod, wherein the front side wall and the rear side wall of the machine case, the front side and the rear side of the mounting frame are respectively provided with perforations correspondingly, the propelling shaft penetrates through all the perforations along the front-rear horizontal direction, the screw rod is rotationally connected to the mounting frame through a second bearing, the screw rod is positioned below the propelling shaft in parallel, the screw rod is in threaded connection with a propelling nut, the propelling nut is fixedly connected with the propelling shaft, the stepping motor is assembled at the rear side of the mounting frame, a main belt wheel is arranged on a main shaft of the stepping motor, the rear end of the screw rod is provided with a secondary belt wheel, the rear side of the mounting frame is rotationally connected with a tensioning wheel, the main belt wheel is connected with the secondary belt wheel through a belt, and the belt bypasses the outer surface of the tensioning wheel; the front end part of the propulsion shaft extends out of the front side wall of the chassis and is fixedly connected with a first swing arm, the upper end of the first swing arm is fixedly connected with the front end of the propulsion shaft, the lower end of the first swing arm is fixedly connected with a mounting pipe, the mounting pipe extends forwards and is arranged in a mutually perpendicular mode with the first swing arm, the front end of the mounting pipe is fixedly provided with a second swing arm, the second swing arm extends leftwards, and the left end of the second swing arm is rotationally connected with a guide balance;
the wire taking assembly comprises a wire taking rotating shaft, a jacking cylinder and a wire taking sleeve, wherein the center lines of the wire taking rotating shaft, the jacking cylinder and the wire taking sleeve are arranged in the front-back horizontal direction, the outer diameter of the wire taking sleeve is equal to the inner diameter of the wire sleeve, the wire taking sleeve is provided with internal threads, the rear side of the wire taking sleeve is provided with a second annular plate in the circumferential direction, the front side surface of the second annular plate is fixedly provided with a plurality of ejector rods, the ejector rods are perpendicular to the second annular plate, the plurality of ejector rods are arranged in an annular array along the circle center of the second annular plate, the number of the ejector rods is equal to the number of the jacks, and the radius of the ejector rods is equal to the radius of the jacks; the wire taking rotating shaft is a stepped shaft, an external thread matched with an internal thread of the wire taking sleeve is formed on the rear side part of the wire taking rotating shaft, the jacking cylinder is of a stepped structure with a thick front part and a thin rear part, the wire taking rotating shaft is coaxially arranged in the jacking cylinder in a penetrating way, a first bearing is arranged between the outer surface of the front side part of the wire taking rotating shaft and the front side part of the jacking cylinder, the diameter of the rear side part of the jacking cylinder is smaller than the outer diameter of the coil sleeve, and a rotating hand cylinder is fixed at the front end of the wire taking rotating shaft;
the manufacturing method of the hollow coil comprises the following steps:
(1) Winding an alcohol-soluble self-adhesive enameled wire on a reel of a wire storage wheel, and then connecting the rear side part of a mounting shaft of the wire storage wheel with the lower end part of a mounting rod in a threaded manner;
(2) The winding assembly is arranged on a main shaft of the variable frequency motor;
(3) The free end of the alcohol-soluble self-adhesive enameled wire wound on the wire storage wheel is pulled and sequentially passes through the second guide wheel, the fourth guide wheel, the first guide wheel, the third guide wheel, the wire outlet pipe and the rear circulation cycloid mechanism to be wound on the coil sleeve;
(4) Starting a variable frequency motor, wherein a spindle of the variable frequency motor rotates to drive a winding assembly to rotate, the winding assembly rotates and pulls alcohol-soluble self-adhesive enameled wires, the alcohol-soluble self-adhesive enameled wires are wound on the winding assembly after being pulled out from a wire storage wheel and tensioned and guided by a second guide wheel, a fourth guide wheel, a first guide wheel and a third guide wheel, and meanwhile, a circulating cycloid mechanism is started to start working;
(5) When the alcohol-soluble self-adhesive enameled wire is wound on the winding component to meet the requirement, the variable frequency motor and the stepping motor are turned off, the alcohol-soluble self-adhesive enameled wire is cut off, the winding component is taken down, the hollow coil is taken down through the winding component, and therefore the hollow coil is manufactured.
2. The method for manufacturing an air core coil according to claim 1, wherein: the winding assembly comprises a positioning sleeve, a coil sleeve, a compression ring plate and a compression nut, wherein the spindle of the variable frequency motor is a stepped shaft, the positioning sleeve is of a stepped structure with a thin front part and a thick rear part, an external thread is arranged on the front side part of the positioning sleeve, a threaded hole is arranged on the rear side part of the positioning sleeve along the radial direction, the positioning sleeve is sleeved on the spindle of the variable frequency motor and fixedly connected to the spindle of the variable frequency motor through a set screw arranged in the threaded hole, the coil sleeve is sleeved on the front side part of the positioning sleeve, a first ring plate is arranged on the rear side of the coil sleeve along the circumferential direction, a plurality of jacks are arranged on the first ring plate in an annular array along the circle center of the first ring plate, the compression ring plate is sleeved on the front end part of the positioning sleeve, the inner diameter of the compression ring plate is smaller than the outer diameter of the coil sleeve, the compression nut is in threaded connection with the front end part of the positioning sleeve, and the compression ring plate is in pressing fit with the front end face of the coil sleeve under the action of the compression nut.
3. A method of manufacturing an air core coil as set forth in claim 2, wherein: the installation method of the winding assembly in the step (2) comprises the following steps: the positioning sleeve is sleeved on the main shaft of the variable frequency motor, the set screw is screwed to enable the positioning sleeve to be fixedly connected to the main shaft of the variable frequency motor, the coil sleeve and the compression ring plate are sleeved on the front side part of the positioning sleeve, the compression nut is screwed, and the compression ring plate is in pressing fit with the front end face of the coil sleeve under the action of the compression nut.
4. A method of manufacturing an air core coil according to claim 3, wherein: the working method of the cyclic cycloid mechanism in the step (4) is as follows: the step motor is started, the step motor drives the main belt pulley to rotate, the main belt pulley drives the auxiliary belt pulley to rotate through a belt, the lead screw rotates under the drive of the auxiliary belt pulley, and the push nut is in threaded connection with the lead screw and is fixedly connected with the push shaft, so that the push nut moves along the lead screw in the front-back direction under the drive of the lead screw, the push shaft moves along the front-back direction, the push shaft drives the first swing arm to move back and forth, and the guide balance wheel at the lower end of the first swing arm moves along the front-back direction; the alcohol-soluble self-adhesive enameled wire on the coil sleeve is wound for one circle, and the guide balance wheel moves by one width of the wire slot under the pushing of the first swing arm, so that the alcohol-soluble self-adhesive enameled wire is wound on the coil sleeve in order; when a layer of alcohol-soluble self-adhesive enameled wire is wound on the coil sleeve in the axial direction, the stepping motor is reversed, and the stepping motor is circulated until the coil wound on the coil sleeve reaches the requirement and then stops.
5. The method of manufacturing an air core coil according to claim 4, wherein: the operation steps of taking off the hollow coil in the step (5) are as follows: the set screw is unscrewed, after the positioning sleeve is taken down, the coil sleeve and the compression ring plate are sequentially taken down, then the coil sleeve is sleeved on the wire taking sleeve, the ejector rod on the second ring plate correspondingly penetrates through the jack of the first ring plate, then the rear side part of the wire taking rotating shaft is connected in the wire taking sleeve in a threaded manner, the hand cylinder is screwed and rotated, the wire taking rotating shaft rotates and moves backwards along the wire taking sleeve, the rear side of the jacking cylinder pushes the coil sleeve pipe, the coil sleeve pipe is sleeved on the wire taking sleeve pipe and slides backwards, and the ejector rod ejects the hollow coil on the coil sleeve pipe, so that the hollow coil can be taken down.
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| CN201810166604.1A CN108511185B (en) | 2018-02-28 | 2018-02-28 | Manufacturing method of hollow coil |
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| CN201810166604.1A CN108511185B (en) | 2018-02-28 | 2018-02-28 | Manufacturing method of hollow coil |
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| CN110211800B (en) * | 2019-05-09 | 2024-02-13 | 安阳凯地磁力科技股份有限公司 | Electromagnet coil winding machine |
| CN112433316B (en) * | 2020-12-03 | 2022-06-14 | 江苏亨通光电股份有限公司 | Central tube type micro-cable processing system and manufacturing process |
| CN113401718B (en) * | 2021-06-30 | 2023-05-30 | 芜湖铜冠电工有限公司 | Enameled wire winding method based on wire winding equipment |
| CN113690044B (en) * | 2021-08-20 | 2022-06-28 | 北京华海基业机械设备有限公司 | Manufacturing device and manufacturing method of electromagnetic coil |
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