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CN115498846B - Linear motor movers, linear motors, windings, and insulating tape tooling - Google Patents

Linear motor movers, linear motors, windings, and insulating tape tooling

Info

Publication number
CN115498846B
CN115498846B CN202211313349.1A CN202211313349A CN115498846B CN 115498846 B CN115498846 B CN 115498846B CN 202211313349 A CN202211313349 A CN 202211313349A CN 115498846 B CN115498846 B CN 115498846B
Authority
CN
China
Prior art keywords
winding
iron core
insulating tape
linear motor
connecting rod
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202211313349.1A
Other languages
Chinese (zh)
Other versions
CN115498846A (en
Inventor
刘伟健
谢芳
包文科
祝跃伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gree Electric Appliances Inc of Zhuhai
Zhuhai Kaibang Motor Manufacture Co Ltd
Original Assignee
Gree Electric Appliances Inc of Zhuhai
Zhuhai Kaibang Motor Manufacture Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gree Electric Appliances Inc of Zhuhai, Zhuhai Kaibang Motor Manufacture Co Ltd filed Critical Gree Electric Appliances Inc of Zhuhai
Priority to CN202211313349.1A priority Critical patent/CN115498846B/en
Publication of CN115498846A publication Critical patent/CN115498846A/en
Application granted granted Critical
Publication of CN115498846B publication Critical patent/CN115498846B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K41/00Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
    • H02K41/02Linear motors; Sectional motors
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K1/00Details of the magnetic circuit
    • H02K1/06Details of the magnetic circuit characterised by the shape, form or construction
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K15/00Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/04Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of windings prior to their mounting into the machines
    • H02K15/043Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of windings prior to their mounting into the machines winding flat conductive wires or sheets
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K15/00Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/10Applying solid insulation to windings, stators or rotors, e.g. applying insulating tapes
    • H02K15/105Applying solid insulation to windings, stators or rotors, e.g. applying insulating tapes to the windings
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K3/00Details of windings
    • H02K3/04Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K3/00Details of windings
    • H02K3/46Fastening of windings on the stator or rotor structure
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/04Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/20Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
    • H02K5/203Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium specially adapted for liquids, e.g. cooling jackets
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K9/00Arrangements for cooling or ventilating
    • H02K9/19Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K2213/00Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
    • H02K2213/12Machines characterised by the modularity of some components

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Electromagnetism (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Insulation, Fastening Of Motor, Generator Windings (AREA)

Abstract

本发明涉及一种直线电机动子、直线电机及绕组绕线与粘贴绝缘胶带工装,涉及直线电机技术领域,用于实现了直线电机动子的模块化与多样化。本发明的直线电机动子包括底板和多个依次排列安装在所述底板上的绕组铁芯;所述绕组铁芯包括铁芯和绕组,所述铁芯包括铁芯齿部和铁芯轭部,所述铁芯齿部不开设绕线槽,所述绕组设置在所述铁芯齿部,所述绕组铁芯通过所述铁芯轭部安装在所述底板上。与现有技术相比,本发明提供的直线电机动子实现了直线电机动子的模块化与多样化,动子铁芯只需要开设一种型号的模具,就可通过多块动子拼接或铁芯拼接亦或变更底板的尺寸,即可生产制造不同需求的直线电机,同时降低了电机漏磁风险。

The present invention relates to a linear motor rotor, a linear motor, and a tool for winding and pasting insulating tape, and relates to the technical field of linear motors, and is used to achieve modularization and diversification of linear motor rotors. The linear motor rotor of the present invention includes a base plate and a plurality of winding cores arranged in sequence and mounted on the base plate; the winding core includes an iron core and a winding, and the iron core includes an iron core tooth portion and an iron core yoke portion, and the iron core tooth portion does not have a winding groove, and the winding is arranged on the iron core tooth portion, and the winding core is mounted on the base plate through the iron core yoke portion. Compared with the prior art, the linear motor rotor provided by the present invention achieves modularization and diversification of linear motor rotors, and the rotor core only needs to open one type of mold, and linear motors with different requirements can be produced by splicing multiple rotors or iron cores or changing the size of the base plate, while reducing the risk of motor leakage.

Description

Linear motor rotor, linear motor and winding wire winding and insulating tape pasting tool
Technical Field
The invention relates to the technical field of motors, in particular to a linear motor rotor, a linear motor and a winding wire winding and insulating tape pasting tool.
Background
The linear motor rotor core is generally integrated, but has the problems that the universality is poor after the core is opened, the core cannot be changed after the mold is opened, when the stacking height needs to be changed, a specific new core mold needs to be opened, the mold opening cost is extremely high in general, and the manufacturing cost of the motor is increased. In addition, part of the rotor core adopts a tooth yoke separation mode or integral splicing, but the problem is that more notches are required to be formed in the core, so that the integrity of the rotor core is damaged, the magnetic leakage of the motor is increased, and the motor performance is influenced.
The winding used in the earlier stage of the linear motor is a winding with a framework, the framework is fixed on a winding tool, and the winding machine winds the enamelled wire on the framework according to the set winding parameters. The skeleton with skeleton windings needs to be subjected to die opening customization, and is beneficial to winding shaping of enameled wires, but winding cost is increased, and production process is complex, so that the overall manufacturing cost of the linear motor is increased. However, with the appearance of self-adhesive wire enamelled wires, the non-framework type winding of the linear motor is realized, the non-framework type self-adhesive wire winding does not need a die-sinking framework, and with the continuous development of new material technology, the cost of the self-adhesive wire enamelled wires is gradually decreased, so that the cost of the winding is reduced, the process is simple, the manufacturing efficiency of the motor is greatly improved, and the manufacturing cost is reduced. However, the problem is that the self-adhesive wire winding group is poor in self-adhesive wire formability due to the fact that the self-adhesive wire winding group is not provided with the shaping of a framework, and after the winding is deformed in a winding process or an assembling process, enameled wires are easy to be damaged and electric leakage when the teeth of the rotor core are embedded, so that the electric safety of the motor has a great hidden trouble. In addition, the traditional linear motor winding is produced by firstly winding the winding by a winding machine, and then pasting insulating gummed paper on the surface of the winding, so that two processes are required for producing the winding, the process complexity is improved, and the production cost is increased.
Disclosure of Invention
The invention provides a linear motor rotor which is used for a linear motor, realizes modularization and diversification of the linear motor rotor, and can be used for producing and manufacturing linear motors with different requirements by splicing a plurality of rotors or splicing the cores or changing the size of a base plate only by arranging a mold with one type on a rotor core, and simultaneously reduces the magnetic flux leakage risk of the motor.
The invention provides a linear motor rotor which comprises a bottom plate and a plurality of winding iron cores sequentially arranged and mounted on the bottom plate, wherein each winding iron core comprises an iron core and a winding, each iron core comprises an iron core tooth part and an iron core yoke part, each iron core tooth part is not provided with a winding groove, each winding is arranged on each iron core tooth part, and each winding iron core is mounted on the bottom plate through each iron core yoke part.
In one embodiment, the coil is wound directly around the core teeth to form a winding.
In one embodiment, the winding comprises the steps of attaching an insulating tape to the core teeth with the tape facing outward, winding a self-adhesive wire enamel wire around the core teeth to form a winding, and attaching an insulating tape to the winding to wrap the winding.
In one embodiment, the iron core tooth is in a columnar or conical structure, and the winding is a winding with a framework and is inserted into the iron core tooth.
In one embodiment, the iron core yoke portion is convexly provided with a connecting portion, a first mounting hole is formed in the connecting portion, a groove matched with the connecting portion is formed in the bottom plate, a second mounting hole and a third mounting hole are respectively formed in the side wall of the bottom plate at two ends of the groove, and a screw rod penetrates through the first mounting hole, the second mounting hole and the third mounting hole and fixes the iron core on the bottom plate through nuts.
In one embodiment, the iron core yoke is provided with a T-shaped slot, the base plate is provided with a T-shaped connector which is matched with the T-shaped slot, and the T-shaped connector is inserted into the T-shaped slot so as to fix the iron core on the base plate.
In one embodiment, a cooling system is also disposed within the base plate.
In one embodiment, the cooling system comprises a cooling duct for circulating a cooling medium, wherein a cooling station for accommodating the cooling duct is provided on the base plate, and the cooling duct is arranged in the cooling station.
In one embodiment, the cooling system includes a cooling channel opening into the base plate for circulating a cooling medium.
The invention also provides a linear motor, which comprises the linear motor rotor.
The invention also provides a winding wire winding and insulating tape pasting tool which comprises a wire winding assembly and an insulating tape pasting module, wherein the wire winding assembly is used for fixing an iron core and driving the iron core to rotate, the insulating tape pasting module is used for installing an insulating tape on the side of the iron core, and the insulating tape can rotate around the axis of the insulating tape.
In one embodiment, the winding assembly comprises two winding blocks, wherein a first groove and a second groove which are matched with an iron core tooth part and an iron core yoke part are respectively arranged on the inner wall surface of each winding block, the iron core tooth part and the iron core yoke part can be respectively embedded in the first groove and the second groove, a gear plate is arranged in the second groove and is pushed by a fastening screw to press the iron core, and a connecting shaft is fixedly arranged on the outer wall surface of one winding block and used for connecting a winding machine which is used for driving the winding assembly to rotate.
In one embodiment, the outer wall surfaces of the winding blocks are provided with sliding grooves, and sliding screws penetrate through the sliding grooves and are connected with the gear plates.
In one embodiment, the insulating tape sticking module is rotatably connected with the winding assembly through the connecting shaft.
In one embodiment, the insulating tape sticking module comprises a fixing frame and a connecting rod assembly, wherein the fixing frame comprises a bearing and a bearing chamber, the bearing is rotatably arranged in the bearing chamber, and the bearing is sleeved on the outer wall of the connecting shaft and forms rotary connection with the connecting shaft;
The connecting rod assembly comprises a first connecting rod, a second connecting rod and a third connecting rod, wherein the first connecting rod is fixedly arranged on the bearing chamber, two ends of the second connecting rod are respectively connected with the first connecting rod and the third connecting rod, the third connecting rod is located at the side of the winding assembly and parallel to the connecting shaft, two limiting grooves are formed in the third connecting rod, and plug pin rods are respectively embedded in the limiting grooves and used for limiting the positions of the insulating adhesive tapes on the connecting rods.
In one embodiment, the angle between the first connecting rod and the second connecting rod is 45 °.
Compared with the prior art, the linear motor rotor and the linear motor provided by the invention have the advantage that the linear motor stator is modularized. In the past, according to different customer demands, motors of different styles are needed, when the changing of the stacking height cannot be realized, a specific new iron core mold needs to be arranged, the mold opening cost is extremely high in general, the manufacturing cost of the motor is increased, the linear motor rotor can realize the splicing of a plurality of iron cores by modifying the length direction size of the bottom plate according to the requirement, or a plurality of rotors are spliced into a whole, the rotor with a certain length can be formed, the size of the width direction can be changed to realize the change of the height of the iron core stack, the modularization and the diversification of the rotor of the linear motor are realized through the design, and the iron core can be manufactured by only arranging a mold with one type, splicing a plurality of rotors or splicing the iron core or changing the size of the base plate, so that the linear motor with different requirements can be manufactured.
Because the self-adhesive wire winding is adopted, the motor does not need to use a framework, the difficulty is increased in insulating the motor winding, and the insulating tape is embedded in the iron core generally, but the slot filling rate and the manufacturing process of the motor are reduced, the problem that the insulating tape is difficult to adhere to the self-adhesive wire winding is solved by the winding wire and insulating tape adhering tool, the insulating tape can be adhered to the inner side of the self-adhesive wire winding, the wound wire winding can be directly inserted into the iron core teeth, the process is simple, the manufacturing is convenient, the winding production efficiency is greatly improved, and the cost is saved.
The winding and insulating tape pasting tool provided by the invention realizes synchronous operation of winding of the self-adhesive wire winding group and pasting of insulating tape, is convenient for mass production and manufacture, realizes one-time shaping and convenient taking of the self-adhesive wire winding, realizes winding universalization and individuation, and is convenient for manufacturing linear motor windings with different stack heights.
Drawings
The invention will be described in more detail hereinafter on the basis of embodiments and with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of a linear motor mover in an embodiment of the present invention;
Fig. 2 is an exploded view of a mover of a linear motor in an embodiment of the present invention;
FIG. 3 is a schematic view of the structure of a core in an embodiment of the invention;
FIG. 4 is a partial cross-sectional view of a linear motor mover in an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a winding wire winding and insulating tape attaching tool according to an embodiment of the present invention;
FIG. 6 is an exploded view of a winding wire and insulating tape taping tooling in an embodiment of the present invention;
fig. 7 is a cross-sectional view of a bobbin in an embodiment of the present invention.
Reference numerals:
1. sticking an insulating tape module; 2, winding assembly, 3, linear motor rotor, 11, connecting shaft, 13, connecting rod assembly, 21, first winding block, 22, iron core, 23, second winding block, 121, bearing, 122, bearing chamber, 1221, mounting slot, 131, first connecting rod, 132, second connecting rod, 133, third connecting rod, 212, first groove, 221, iron core tooth, 222, iron core yoke, 223, connecting part, 224, first mounting hole, 225, winding, 232, spacing assembly, 241, bottom plate, 242, cooling pipe, 243, connecting assembly, 2321, gear plate, 2322, sliding screw, 2311, second groove, 2312, chute, 1331, spacing slot, 1332, bolt rod, 1333, insulating tape, 2411, groove, 2412, 2413, cooling position, 2414, fixing hole, 2415, winding lead wire, 2416, second mounting hole, 2417, third mounting hole, 2431, screw, 2432, fastening nut, 2433, pre-fastening screw, 213, fastening nut, and 213.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 4, the present invention provides a linear motor mover 3 including a base plate 241 and a plurality of winding cores sequentially arranged and mounted on the base plate 241. The winding core includes a core 22 and a winding 225, the core 22 includes a core tooth 221 and a core yoke 222 connected as one body, the core tooth 221 is not provided with a winding groove, the winding 225 is provided on the core tooth 221, and the winding core is mounted on the base plate 241 through the core yoke 222. The iron core 22 is in an integral open mode, the iron core tooth 221 and the iron core yoke 222 are relatively complete, and more complex groove types are not formed, so that the magnetic circuit conduction is more facilitated, the magnetic leakage is reduced, and the motor performance is optimized. Through splicing the linear motor rotor 3 into a whole, the linear motor rotor 3 with a certain length can be formed, or the length direction size of the bottom plate 241 can be modified according to the requirement to realize the splicing of a plurality of iron cores 22, and the width direction size can be changed to realize the height-overlapping change of the iron cores 22, so that the modularization and the diversification of the linear motor rotor 3 are realized through the design, and the iron cores 22 only need to be provided with a mould with one model, so that the linear motors with different requirements can be produced and manufactured through the splicing of the linear motor rotor 3 with a plurality of linear motor rotor 3 or the splicing of the iron cores 22 or the changing of the size of the bottom plate 241.
The winding 225 and the core 22 can be mounted in the following two ways:
First, the winding core is wound directly on the core teeth 221 to form the winding 225 without using a bobbin, when the winding 225 is wound, the insulating tape 1333 is stuck on the core teeth 221 with the adhesive surface of the insulating tape 1333 facing outward, the self-adhesive wire is wound on the core teeth 221 to form the winding 225, and the insulating tape 1333 is stuck on the winding 225 to wrap the winding 225. By directly winding the coil on the core 22, the coil and the core 22 form an integrated winding core, so that a higher slot filling rate can be obtained.
Second, the winding core uses a skeleton, the coil is wound on the skeleton to form a winding with skeleton, the core teeth 221 are in columnar or conical structure, and the wound winding with skeleton is inserted into the core teeth 221 to form the winding core.
As shown in fig. 1 to 4, the core yoke 222 is provided with a connecting portion 223 protruding therefrom, and the connecting portion 223 is provided with a first mounting hole 224 penetrating the connecting portion 223. The bottom plate 241 is provided with a plurality of grooves 2411 which are matched with the connecting parts 223 at intervals, the side wall of the bottom plate 241 at two ends of each groove 2411 is respectively provided with a second mounting hole 2416 and a third mounting hole 2417, the iron core 22 is connected with the bottom plate 241 through a connecting component 243, and the connecting component 243 comprises a screw 2431, a fastening nut 2432 and a pre-tightening nut 2433. When the iron core 22 is connected with the bottom plate 241, the connecting part 223 of the iron core 22 is embedded into the groove 2411 of the bottom plate 241, then the screw 2431 is inserted into the second mounting hole 2416, the first mounting hole 224 and the third mounting hole 2417, the iron core 22 is fastened by the fastening nut 2432 to lock the screw 2431, so that the iron core 22 is tightly matched with the bottom plate 241, and the iron core 22 is fastened by the pre-fastening nut 2433. The raised lands are formed between adjacent grooves 2411 on the base plate 241, preferably with the end faces of the core yokes 222 just aligned with the lands of the base plate 241, and the spacing between the centerlines of adjacent grooves just being the width of the core yokes 222, such that the core yokes 222 of adjacent cores 22 engage without gaps.
In other embodiments, the core 22 and the base plate 241 may be connected by providing a T-shaped groove in the core yoke 222, providing a T-shaped connector on the base plate 241 to mate with the T-shaped groove, and fixing the core 22 to the base plate 241 by inserting the T-shaped connector into the T-shaped groove.
A cooling system is also provided within the base plate 241. As shown in fig. 1 and 2, the cooling system includes a cooling pipe 242, the cooling pipe 242 is used for circulating a cooling medium, cooling positions 2412 and 2413 adapted to the cooling pipe 242 are provided on the bottom plate 241, the cooling positions 2412 and 2413 are used for accommodating the cooling pipe 242, when in use, the cooling pipe 242 is inserted into the cooling positions 2412 and 2413, and the cooling medium is introduced into the cooling pipe 242, so that the linear motor rotor 3 can be cooled. The cooling spot may be provided either longitudinally on the base plate 241 or transversely on the base plate 241.
In other embodiments, the cooling system includes a cooling channel formed in the bottom plate 241, and the linear motor mover 3 can be cooled by directly introducing a cooling medium into the cooling channel. The cooling channels may be provided either longitudinally on the base plate 241 or transversely on the base plate 241 or both transversely and longitudinally on the base plate 241.
In the two cooling systems, the cooling system is arranged at the position close to the yoke 222 of the rotor core, so that the heat dissipation performance of the motor can be greatly improved.
The bottom plate 241 is further provided with a winding lead wire slot 2415, for example, when a plurality of linear motor movers 3 are spliced, the winding lead wire slot 2415 is reserved for embedding the iron core 22.
The base plate 241 is further provided with a fixing hole 2414, and the fixing hole 2414 is a threaded hole for fixing the linear motor mover 3 to a machine tool or the like by a screw.
The invention also provides a winding wire winding and insulating tape pasting tool, which can be used for winding a self-adhesive wire winding and pasting an insulating tape 1333 on the iron core 22 by using the winding wire winding and insulating tape pasting tool, so that the coil and the iron core 22 form an integrated winding iron core, and a higher slot filling rate can be obtained. The winding wire winding and insulating tape pasting tool can be used for preparing the winding iron core without a framework on the linear motor rotor 3.
As shown in fig. 5 to 7, the winding wire winding and insulating tape attaching tool (hereinafter referred to as a tool) includes a winding assembly 2 and an insulating tape attaching module 1, wherein the winding assembly 2 is used for fixing the iron core 22 and driving the iron core 22 to rotate, and the insulating tape attaching module 1 is used for installing the insulating tape 1333 at the side of the iron core 22 and enabling the insulating tape 1333 to rotate around the axis thereof.
The winding assembly 2 is designed according to the shape of the core 22, and hereinafter, a specific structure of the winding assembly 2 will be described by taking the core 22 in fig. 1 to 4 as an example. The winding assembly 2 includes a first winding block 21 and a second winding block 23. The first winding block 21 is provided with a first groove 212 on an inner wall surface thereof, which is matched with the core tooth 221, and the core tooth 221 is provided with a small portion which is respectively embedded in the first groove 212. The second winding block 23 is provided with a second groove 2311 on an inner wall surface thereof, which is matched with the connection portion 223 protruding from the core yoke 222, and the connection portion 223 may be fitted in the second groove 2311. The second winding block 23 has a sliding groove 2312 formed on an outer wall surface thereof, which communicates with the second groove 2311 and has a uniform length. The connection portion 223 of the core yoke 222 is fixed in the second groove 2311 by a limiting assembly 232, and the limiting assembly 232 includes a gear plate 2321, a sliding screw 2322 and a fastening screw 2323. Specifically, the second groove 2311 is provided with a gear plate 2321, a screw hole is formed at an end portion of the second groove 2311, the fastening screw 2323 is screwed into the screw hole and pushes the gear plate 2321 to move, so that the iron core 22 can be extruded, the iron core 22 is tightly fixed, the iron core 22 is formed by laminating silicon steel sheets, and loosening of the winding can be prevented in a winding rotation process due to extrusion of the gear plate 2321, and winding forming of the winding 225 is affected. When the core 22 changes the stacking height, the first and second grooves 212, 2311 with a certain length can realize a diversified design of changing the size of the winding 225 due to the stacking height when the winding 225 is wound. In order to avoid the fastening screw 2323 protruding out of the surface of the winding block, a notch may be formed at a corresponding position of the screw hole on the winding block, and the fastening screw 2323 is placed in the notch. A screw hole is formed in one side, facing the sliding groove 2312, of the gear plate 2321, and the sliding screw 2322 penetrates through the sliding groove 2312 and then is screwed into the screw hole, so that the gear plate 2321 is connected, and the gear plate 2321 is prevented from sliding out of the second groove 2311.
The outer wall surface of the first winding block 21 is also provided with a countersunk hole (not shown in the figure), a connecting shaft 11 matched with the countersunk hole is fixed in the countersunk hole through a fastening screw 213, the connecting shaft 11 is used for connecting a winding machine, and the winding machine drives the winding assembly 2 to rotate through the connecting shaft 11.
The insulating tape-sticking module 1 is rotatably mounted on the first winding block 21 through the connecting shaft 11, so that the insulating tape-sticking module 1 is rotatably connected with the winding assembly 2.
The insulating tape sticking module 1 includes a fixing frame and a connecting rod assembly 13. The fixing frame comprises a bearing 121 and a bearing chamber 122, a mounting groove 1221 is formed in the end face of the bearing chamber 122, the bearing 121 is rotatably mounted in the bearing chamber 122, and the bearing 121 is sleeved on the outer wall of the connecting shaft 11 and is in rotary connection with the connecting shaft 11.
The connecting rod assembly 13 includes a first connecting rod 131, a second connecting rod 132, and a third connecting rod 133. One end of the first connecting rod 131 is fitted into a mounting groove 1221 formed in the bearing housing 122 and fixed by a screw (not shown). The other end of the first connecting rod 131 is connected to one end of the second connecting rod 132, and the other end of the second connecting rod 132 is connected to the third connecting rod 133. The third connecting rod 133 is located at a side of the winding assembly 2 and parallel to the connecting shaft 11, the third connecting rod 133 is used for installing the insulating tape 1333, the insulating tape 1333 is in a cylindrical structure, and a symmetrical center line of the insulating tape 1333 is aligned with a center line of the iron core tooth 221, so that the winding 225 is not adhered with dislocation when the insulating tape 1333 is adhered, and the function of adhering the insulating tape 1333 to the inner side and the outer side of the winding 225 can be realized by changing the direction of the insulating tape 1333. The third connection rod 133 is a circular rod, which facilitates the rotation of the insulating tape 1333. The third connecting rod 133 is provided with two limiting grooves 1331, and the limiting grooves 1331 are respectively embedded with a bolt rod 1332, so that the left-right swinging position of the insulating tape 1333 is limited when the insulating tape 1333 rotates. The included angle between the first connecting rod 131 and the second connecting rod 132 is 45 degrees, so that the connecting rod is turned from the horizontal direction to the 45 degrees, and the center position of the tool is easy to be determined by 45 degrees, so that the insulating adhesive tape 1333 placed on the third connecting rod 133 is positioned at the center position of the tool, and the insulating adhesive tape 1333 is easy to be adhered.
Before starting winding, an insulating tape 1333 is stuck on the iron core 22, the stuck insulating tape 1333 faces outwards, then the lead-out end of the self-adhesive enameled wire is fixed (for example, fixed on the fastening screw 213), winding can be started, parameters of a winding machine are set to wind the self-adhesive enameled wire from left to right, winding is returned when the enameled wire is wound to the iron core yoke 222, winding of the winding 225 is completed after the enameled wire reaches a set value in a reciprocating manner, then the latch rod 1332 is pulled out, the insulating tape 1333 is detached, the direction of the insulating tape 1333 is changed, and the insulating tape 1333 can be stuck on the front surface of the winding 225, so that a single iron core with the winding is formed. The self-adhesive wire winding 225 is fully wrapped with the inner and outer insulating tapes 1333 to enhance electrical protection. The fixture can be used for conveniently and directly pasting the insulating tape 1333 on the winding 225 after the self-adhesive enameled wire winding 225 is wound, and compared with the prior scheme that the insulating tape 1333 is pasted on the surfaces of the iron core tooth 221 and the iron core yoke 222 and then the winding 225 is embedded, the fixture is convenient, greatly simplifies the manufacturing process of the winding 225 and is beneficial to automatic production.
While the invention has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict. The present invention is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.

Claims (14)

1. The linear motor rotor is characterized by comprising a bottom plate and a plurality of winding iron cores which are sequentially arranged and installed on the bottom plate, wherein each winding iron core comprises an iron core and a winding, each iron core comprises an iron core tooth part and an iron core yoke part, each iron core tooth part is not provided with a winding groove, each winding is arranged on each iron core tooth part, and each winding iron core is installed on the bottom plate through each iron core yoke part;
wherein, the coil is directly wound on the tooth part of the iron core to form a winding;
The iron core yoke part is convexly provided with a connecting part, the connecting part is provided with a first mounting hole, the bottom plate is provided with a groove matched with the connecting part, the side wall of the bottom plate at two ends of the groove is respectively provided with a second mounting hole and a third mounting hole, and a screw rod penetrates through the first mounting hole, the second mounting hole and the third mounting hole and fixes the iron core on the bottom plate through nuts;
The protruding platform is formed between the adjacent grooves on the bottom plate, so that the end face of the iron core yoke is aligned and matched with the bottom plate platform, the distance between the center lines of the adjacent grooves is just the width of the iron core yoke, and the iron core yokes of the adjacent iron cores are connected without gaps.
2. The mover of claim 1, wherein the winding comprises the steps of attaching an insulating tape to the teeth of the core with the tape facing outward, winding a self-adhesive wire enamel wire around the teeth of the core to form a winding, and attaching an insulating tape to the winding to wrap the winding.
3. The linear motor mover according to claim 1, wherein the core teeth are of a columnar or tapered structure, and the windings are skeletal windings and are inserted into the core teeth.
4. A linear motor mover according to any one of claims 1-3, wherein the core yoke is provided with a T-shaped slot, and the base plate is provided with a T-shaped connector that mates with the T-shaped slot, the T-shaped connector being inserted into the T-shaped slot to secure the core to the base plate.
5. A linear motor mover according to any of claims 1-3, characterized in that a cooling system is also provided in the bottom plate.
6. The linear motor mover according to claim 5, wherein the cooling system includes a cooling duct for circulating a cooling medium, and a cooling position accommodating the cooling duct is provided on the bottom plate, and the cooling duct is provided in the cooling position.
7. The linear motor mover according to claim 5, wherein the cooling system includes a cooling passage provided in the bottom plate, the cooling passage being for circulating a cooling medium.
8. A linear motor comprising a linear motor mover according to any one of claims 1-7.
9. The utility model provides a winding wire winding and paste insulating tape frock for making the linear electric motor of claim 8, its characterized in that includes wire winding subassembly and paste insulating tape module, wire winding subassembly is used for fixed iron core and drives the iron core rotates, paste insulating tape module and be used for installing the insulating tape the side of iron core, the insulating tape can rotate around its axis.
10. The winding wire winding and insulating tape pasting tool of claim 9, wherein the winding assembly comprises two winding blocks, a first groove and a second groove which are matched with an iron core tooth part and an iron core yoke part are respectively arranged on the inner wall surfaces of the two winding blocks, the iron core tooth part and the iron core yoke part can be partially embedded in the first groove and the second groove respectively, a gear plate is arranged in the second groove and is pushed by a fastening screw to press the iron core, and a connecting shaft is fixedly arranged on the outer wall surface of one winding block and is used for connecting a winding machine which is used for driving the winding assembly to rotate.
11. The winding wire winding and insulating tape pasting tool according to claim 10, wherein sliding grooves are formed in the outer wall surfaces of the winding blocks, and sliding screws penetrate through the sliding grooves and are connected with the gear plates.
12. The winding wire and insulating tape applying tool according to claim 10, wherein the insulating tape applying module is rotatably connected to the wire winding assembly through the connecting shaft.
13. The winding wire winding and insulating tape pasting tool according to claim 12, wherein the insulating tape pasting module comprises a fixing frame and a connecting rod assembly, wherein the fixing frame comprises a bearing and a bearing chamber, the bearing is rotatably arranged in the bearing chamber, and the bearing is sleeved on the outer wall of the connecting shaft and forms rotary connection with the connecting shaft;
The connecting rod assembly comprises a first connecting rod, a second connecting rod and a third connecting rod, wherein the first connecting rod is fixedly arranged on the bearing chamber, two ends of the second connecting rod are respectively connected with the first connecting rod and the third connecting rod, the third connecting rod is located at the side of the winding assembly and parallel to the connecting shaft, two limiting grooves are formed in the third connecting rod, and plug pin rods are respectively embedded in the limiting grooves and used for limiting the positions of the insulating adhesive tapes on the connecting rods.
14. The winding wire and insulating tape bonding tool according to claim 13, wherein an included angle between the first connecting rod and the second connecting rod is 45 °.
CN202211313349.1A 2022-10-25 2022-10-25 Linear motor movers, linear motors, windings, and insulating tape tooling Active CN115498846B (en)

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