CN114421722B - Rotor coil end forming tool machining and manufacturing process - Google Patents
Rotor coil end forming tool machining and manufacturing process Download PDFInfo
- Publication number
- CN114421722B CN114421722B CN202210079201.XA CN202210079201A CN114421722B CN 114421722 B CN114421722 B CN 114421722B CN 202210079201 A CN202210079201 A CN 202210079201A CN 114421722 B CN114421722 B CN 114421722B
- Authority
- CN
- China
- Prior art keywords
- barrel
- insulating block
- insulating
- block
- annular
- 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
Links
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
- H02K15/024—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies with slots
- H02K15/026—Wound cores
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/06—Embedding prefabricated windings in machines
- H02K15/062—Windings in slots; salient pole windings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention discloses a processing and manufacturing process of a rotor coil end forming tool, which relates to the technical field of rotor coil assembly and comprises the steps of processing an annular barrel, a coil supporting block, a spring plate with a groove at one end and a conical barrel, wherein the end surface of the annular barrel is provided with an opening, blanking is carried out on an insulating block, then processing is carried out, the processed insulating block is combined on the outer circle of the conical barrel through a screw to form the insulating barrel, the outer circle of the insulating block and the barrel end of the conical barrel are processed, the processed insulating block and the conical barrel are integrally transferred to an assembly area for assembly, and after the assembly is completed, glue is filled in the groove at the joint of the insulating block and the spring plate.
Description
Technical Field
The invention relates to the technical field of rotor coil assembly, in particular to a processing and manufacturing process of a rotor coil end forming tool.
Background
In order to ensure the shape and the size of a coil end during the assembly of a rotor coil of an existing steam turbine generator, the compression molding of the coil end is an indispensable procedure, wherein the coil end is suspended from a rotating shaft, and a tool support is required to ensure the shape of the coil, so that the coil assembly device is key technological equipment in the coil assembly process. The existing turbine generator rotor coil end forming device adopts scattered tools, is more in number, is easy to deform and not easy to store and manage, is formed by manually placing single-piece insulating block tools on a shaft handle one by one, and uses a binding belt to fix the insulating block tools, and finally, position adjustment is performed according to drawing requirements, so that the assembling quality is greatly influenced by human factors, 2-3 operators are needed during assembling, the mounting process is complex, and the time is long; the assembly effect varies from person to person and has high level dependence on operators.
In the prior art, a Chinese patent invention document with publication number CN110798032A and publication date of 2020, 2 months and 14 days is proposed, and the technical scheme disclosed in the patent document is as follows:
the invention provides a building block type assembling tool for a generator rotor coil and a using method thereof, belonging to the technical field of turbine generator rotor coil assembling. An outer cushion block is arranged below the coil cushion block 1, an inner cushion block is arranged below the outer cushion block, and the corresponding joint surfaces of the outer cushion block and the inner cushion block are inclined planes. The outer cushion block and the inner cushion block are arranged on the circumference of the excircle surrounding the end part of the generator rotor coil, and after the cushion blocks are arranged, the generator rotor coil is assembled on the cushion blocks. And disassembling the cushion block tool after the rotor coil is assembled, and finishing the assembly of the generator rotor coil. The assembly fixture disclosed by the invention has the advantages of simple structure, capability of replacing components, convenience and rapidness in assembly and disassembly, high component strength, short design and manufacturing period and economic and reasonable manufacturing cost.
The utility model provides a generator rotor coil building block assembly fixture and application method has simple structure, can replace between the subassembly, easy dismounting, swift, intensity is high, guarantees generator rotor coil assembly quality, can be according to different product rotor coil sizes, designs the building block subassembly of equidimension, realizes the replacement between each level generator rotor coil assembly fixture subassembly, forms the general frock of series generator product, and design manufacturing cycle is short, low in manufacturing cost, economical reasonable advantage, but above-mentioned structure has following shortcoming: the wood blocks and the wood strips are more in quantity, are not easy to manage, occupy larger space and are easy to lose; the die is formed by assembling a plurality of pieces, the outer circle is a polygon, the assembling process has high requirements on operators, and the profiling quality and consistency are not ensured; scattered tooling is easy to deform and needs to be replaced with new tooling, so that certain waste is caused.
Disclosure of Invention
In order to solve the technical problems, the invention provides a processing and manufacturing process of a rotor coil end forming tool, and the device manufactured by the process can effectively solve the problems of complex installation process, long time, easy deformation of parts and the like, improves the production efficiency and more effectively ensures the coil end quality.
The invention is realized by adopting the following technical scheme:
a processing and manufacturing process of a rotor coil end forming tool comprises the following steps:
s1, processing to obtain an annular barrel, a supporting block, a spring plate with a groove at one end and a conical barrel, wherein an opening is formed in the end face of the annular barrel;
s2, blanking the insulating block, combining the insulating block with a processing tool, and then processing the inside of the insulating block;
s3, fixing a plurality of internally machined insulating blocks on the outer circle of the conical barrel through fastening bolts, machining the outer parts of the insulating blocks and the end parts of the conical barrel, and integrally turning the machined insulating blocks and the conical barrel to an assembly area;
s4, assembling, namely installing the coil support blocks on the insulation blocks, hooping the insulation blocks by using the elastic piece, attaching the outer circle of the annular barrel to the inner circle of the conical barrel, inserting one end of the spring plate provided with the groove into the insulation blocks, and connecting the spring plate with the annular barrel;
and S5, after the assembly is completed, glue is filled in the groove at the joint of the insulating block and the spring plate, and after the glue is solidified, the closing bolts of the insulating block and the conical barrel are detached.
Further, the annular barrel is an annular steel barrel.
Further, the conical barrel is a conical aluminum barrel.
Further, the support blocks include coil straight support blocks and coil end support blocks.
Further, the step S4 further includes a step of installing a lifting screw on the insulating block.
Further, the lifting screw penetrates through the insulating barrel and the conical barrel to be combined on the annular barrel, and an opening is formed in the conical barrel.
Further, the step S4 further includes a step of installing an eye screw on the annular barrel end surface.
Further, the step of processing the outer part of the insulating block in the step S3 comprises the step of processing a hole and a waist-shaped groove on the insulating block, and the concrete method of glue filling in the step S5 is to fill glue into the groove at the joint of the insulating block and the spring plate through the hole on the insulating block, and the glue fills the groove at the spring plate.
Further, the step S4 further comprises the step of arranging bolts and movable pressing blocks at the holes of the end face of the annular barrel.
Further, the step S4 further includes a step of installing a set screw between the insulating block and the conical barrel.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention provides a rotor coil end forming tool processing and manufacturing process, which has compact process steps and reasonable design, the rotor coil end forming tool manufactured through the process is designed into an integral structure, an inner layer structure and an outer layer structure are adopted, the outermost circle is an insulating block, the insulating block, a conical barrel and an annular barrel are respectively arranged from outside to inside, the insulating barrel and the conical barrel are in an inclined plane matching mode, the insulating block comprises a plurality of insulating blocks which are arranged outside the conical barrel, the insulating blocks are in direct contact with the bottom of the rotor coil, an electric test is needed in the profiling process, the insulating materials are adopted, the insulating blocks are creatively connected with the annular barrel by using a spring plate glue filling mode, the integrity and the safety of the device are improved, meanwhile, the manufacturing process is quick and convenient, the elastic piece is used for hooping the tool to form the whole, the safety in the installation and the integrity of the tool are ensured, the tool manufactured through the processing and manufacturing process is easy to manage, the rotor coil end shape and the inner diameter size are ensured, the rotor coil end is directly sleeved on a shaft in the assembling process, the production efficiency is improved, the assembling quality is completely guaranteed by the tool, the tool is not influenced by people, the influence is reduced, the influence is long-term, the cost is far, the operator can save, and the operator can conveniently store the tool is convenient, and the operator can conveniently store.
2. In the invention, the conical barrel is a conical aluminum barrel, and the middle part of the conical barrel is provided with the aluminum barrel as a transition section, so that the weight of the whole tool is reduced under the condition of meeting the required mechanical strength, and the effect of easy assembly and disassembly is achieved.
3. In the invention, the annular barrel is an annular steel barrel, the annular barrel is the basis of the whole device, all parts are assembled on the basis of the annular barrel, and the steel barrel is adopted to further ensure the integrity and mechanical strength of the manufactured tool.
4. According to the invention, the supporting blocks comprise coil linear supporting blocks and coil end supporting blocks for supporting the rotor coils according to practical application requirements.
5. In the invention, the step S4 also comprises a step of installing a lifting screw on the insulating block, and the lifting screw is arranged on the insulating block, so that the whole lifting and the assembly and disassembly are convenient.
6. According to the invention, the lifting screw penetrates through the insulating block and the conical barrel to be combined on the annular barrel, so that the overall performance of the device is improved, the effect of a fixing structure is achieved, the stability of the device is further improved, meanwhile, the load requirement on the insulating block is reduced, the damage to parts caused by uneven stress during lifting is reduced, the safety during lifting is improved, meanwhile, the conical barrel is provided with an opening, when the lifting screw is installed and detached, the conical barrel is displaced on the lifting screw, when the conical barrel is moved, the connection relation of the lifting screw is not affected, the lifting screw is not required to be installed and detached, the steps of installation and detachment are reduced, and the installation difficulty is reduced.
7. In the invention, the step of installing the eye screw on the end surface of the annular barrel is also included in the step S4, the eye screw is arranged on the end surface of the annular barrel, and when the device is disassembled, the device can be integrally taken out through the arranged eye screw, so that the device can be conveniently taken out.
8. In the invention, the step of processing the outer part of the insulating block in the step S3 comprises the step of processing a hole on the insulating block, wherein the hole is formed in the insulating block, the concrete method of glue filling in the step S5 comprises the steps of filling glue into a groove at the joint of the insulating block and the spring plate through the hole on the insulating block, and the glue is filled in the groove at the spring plate.
9. In the invention, the step S4 also comprises the step of arranging the bolt and the movable pressing block at the opening of the end surface of the annular barrel, and the movable pressing block can be used for pushing the conical barrel by the bolt matched with the movable pressing block, so that the outer diameter of the insulating block is contracted, the whole device can be taken out, the arrangement further reduces the disassembly difficulty, simultaneously prevents the conical barrel from being damaged due to stress, and prolongs the service life of the device.
10. In the invention, the step of installing the positioning screw between the insulating block and the conical barrel is also included in the S4, so that the axial movement range of the aluminum barrel is limited, the insulating block is more stably attached to the conical barrel, the whole device has higher stability and higher safety performance, and meanwhile, the device is convenient to detach.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following brief description of the drawings of the embodiments will make it apparent that the drawings in the following description relate only to some embodiments of the present invention and are not limiting of the present invention.
FIG. 1 is a three-dimensional schematic of a tool made in accordance with example 2 of the present invention;
FIG. 2 is a front view of a tool made in accordance with example 2 of the present invention;
FIG. 3 is a schematic view of a tool manufactured according to embodiment 2 of the present invention;
fig. 4 is a schematic structural view of an annular barrel in embodiment 3 of the present invention;
FIG. 5 is a front view of the annular barrel in embodiment 3 of the present invention;
FIG. 6 is a front view showing the combination of the conical barrel and the annular barrel in embodiment 3 of the present invention;
FIG. 7 is a schematic view showing the structure of a conical barrel and an annular barrel in combination in embodiment 3 of the present invention;
FIG. 8 is a schematic view showing the process connection of an insulating barrel and a conical barrel in embodiment 3 of the present invention;
FIG. 9 is a front view of a spring plate in embodiment 4 of the present invention;
FIG. 10 is a side view of a spring plate in embodiment 4 of the present invention;
fig. 11 is a schematic diagram showing connection of movable compacts in example 4 of the invention.
The marks in the figure:
1. the device comprises an annular barrel, 2, a conical barrel, 3, a set screw, 4, a spring, 5, a lifting screw, 6, an insulating block, 7, a coil end supporting block, 8, a lifting screw, 9, a coil linear supporting block, 10, a spring plate, 11, a fastening bolt, 12, a bolt, 13 and a movable pressing block.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention.
Unless defined otherwise, technical or scientific terms used in the present disclosure should be given the ordinary meaning as understood by one of ordinary skill in the art to which the present disclosure pertains. The use of the terms "comprising" or "including" and the like in this disclosure is intended to cover an element or article appearing before the term and the equivalents thereof, but does not exclude other elements or articles from the list of elements or articles appearing after the term. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.
The invention will be further described with reference to the drawings and examples.
Example 1
As a preferred embodiment of the present invention, the present embodiment discloses a rotor coil end forming tool manufacturing process, comprising the steps of:
s1, processing to obtain an annular barrel 1, a supporting block, a spring plate 10 with a groove at one end and a conical barrel 2, wherein an opening is formed in the end face of the annular barrel 1;
s2, blanking the insulating block 6, combining the insulating block 6 on a processing tool, and then processing the inside of the insulating block 6;
s3, combining a plurality of internally machined insulating blocks 6 on the outer circle of the conical barrel 2 through screws, machining the outer parts of the insulating blocks 6 and the end parts of the conical barrel 2, and integrally turning the machined insulating blocks 6 and the conical barrel 2 to an assembly area;
s4, assembling, namely installing the coil support blocks on the insulation blocks 6, hooping the insulation blocks 6 by using elastic pieces, attaching the outer circle of the annular barrel 1 to the inner circle of the conical barrel 2, inserting one end of the spring plate 10 provided with a groove into the insulation blocks 6, and connecting the spring plate 10 with the annular barrel 1;
and S5, after the assembly is completed, glue is filled into the grooves at the joint of the insulating block 6 and the spring plate 10, and after the glue is solidified, the insulating block 6 and the closing bolt 11 of the conical barrel 2 are disassembled.
When the tool manufactured by the embodiment is used, the conical barrel 2 barrel is pulled outwards to a set position, the insulation excircle reaches the use requirement size, the tool is integrally lifted and sleeved into the rotating shaft to be used, the production efficiency is improved, the influence of human factors is reduced, the coil end quality is more effectively guaranteed, the rotor coil assembly quality is improved, the safety and reliability of rotor operation are further improved, when the tool is disassembled, the thin insulation rod for the opening of the end face of the annular barrel 1 penetrates through the end face of the annular barrel 1 and contacts with the conical barrel 2 barrel, the insulation rod is knocked, the conical barrel 2 is loosened, and then the conical barrel 2 is laterally propped against the rotating shaft body through the opening of the end face of the annular barrel 1, so that the outer diameter of the insulation block 6 is contracted, the tool can be integrally taken out.
Example 2
As a further preferred embodiment of the present invention, referring to fig. 1-3 of the specification, the present embodiment discloses a rotor coil end forming tool manufacturing process, comprising the steps of:
s1, processing to obtain an annular steel barrel, a coil linear supporting block 9, a coil end supporting block 7, a spring plate 10 with a groove at one end and a conical aluminum barrel, wherein an opening is formed in the end face of the annular steel barrel, and an opening is formed in the conical barrel 2;
s2, blanking the insulating block 6, combining the insulating block 6 on a processing tool, and then processing the inside of the insulating block 6;
s3, combining a plurality of internally machined insulating blocks 6 on the outer circle of the conical aluminum barrel through screws, machining the outer parts of the insulating blocks 6 and the end parts of the conical aluminum barrel, wherein the outer parts of the insulating blocks 6 are provided with holes and waist round grooves machined in the insulating blocks 6, and the machined insulating blocks 6 and the conical aluminum barrel are integrally rotated to an assembly area;
s4, assembling, namely installing a coil linear supporting block 9 and a coil end supporting block 7 on an insulating block 6, hooping a plurality of insulating blocks 6 by using an elastic piece, arranging bolts 12 and movable pressing blocks 13 at the position of an end surface opening of an annular barrel 1, attaching the outer circle of the annular steel barrel to the inner circle of a conical aluminum barrel, inserting one end of a spring plate 10 provided with a groove into the insulating block 6, connecting the spring plate 10 with the annular steel barrel, installing a lifting screw 5 on the insulating block 6, enabling the lifting screw 5 to penetrate through the insulating barrel and the conical aluminum barrel to be combined on the annular steel barrel, installing a lifting screw 8 on the end surface of the annular steel barrel, and installing a positioning screw 3 between the insulating block 6 and the conical aluminum barrel;
s5, after the assembly is completed, glue is filled in the grooves at the joint of the insulating block 6 and the spring plate 10 through holes in the insulating block 6, the grooves at the spring plate 10 are filled with glue, and after the glue is solidified, the insulating block 6 and the closing bolts 11 of the conical aluminum barrel are detached.
According to the embodiment, glue is filled into the grooves at the joint of the insulating block 6 and the spring plate 10 through the holes in the insulating block 6, the manufactured tool is an insulating barrel, a conical aluminum barrel and an annular steel barrel from outside to inside respectively, the steel barrel is adopted to ensure the integrity and strength of the tool, all parts are assembled on the basis of the steel barrel, the aluminum barrel is arranged in the middle to serve as a transition section, the weight of the whole tool is lighter under the condition of meeting the required mechanical strength, the effect of easy assembly and disassembly is achieved, during disassembly, a thin insulating rod passes through the end face of the annular barrel 1 through the holes in the annular barrel 1 to be in contact with the conical barrel 2 barrel, the insulating rod is knocked, the conical barrel 2 is loosened, then bolts 12 and movable pressing blocks 13 are arranged at the holes in the end face of the annular barrel 1 to push the conical barrel 2 towards the side of the rotating shaft body, the outer diameter of the insulating block 6 is contracted, the whole tool manufactured by the embodiment can be conveniently and quickly taken out, management is facilitated, the whole tool is convenient to be assembled, the whole performance is convenient, the assembly and disassembly is convenient, the design is ingenious, the assembly quality of a rotor coil is improved, the rotor is easy to assemble and the rotor is convenient to disassemble, the safe and the reliability is high, and the repeated use rate is improved.
Example 3
As another preferred embodiment of the present invention, referring to fig. 4-8 of the specification, the present embodiment discloses a rotor coil end forming tool manufacturing process, comprising the steps of:
s1, processing to obtain an annular steel barrel, a coil linear supporting block 9, a coil end supporting block 7, a spring plate 10 with a groove at one end and a conical barrel 2, wherein an opening is formed in the end face of the annular steel barrel;
s2, blanking the insulating block 6, combining the insulating block 6 on a processing tool, and then processing the inside of the insulating block 6;
s3, fixing a plurality of internally machined insulating blocks 6 on the outer circle of the conical barrel 2 through fastening screws, machining the outer parts of the insulating blocks 6 and the end parts of the conical barrel 2, wherein the outer parts of the insulating blocks 6 comprise the steps of machining holes and waist-shaped grooves in the insulating blocks 6, and integrally turning the machined insulating blocks 6 and the conical barrel 2 to an assembly area;
s4, assembling, namely installing a coil linear supporting block 9 and a coil end supporting block 7 on the insulating blocks 6, hooping the insulating blocks 6 by using an elastic piece, attaching the outer circle of the annular barrel 1 to the inner circle of the conical barrel 2, inserting one end, provided with a groove, of the spring plate 10 into the insulating blocks 6, connecting the spring plate 10 with the annular barrel 1, and installing a positioning screw 3 between the insulating blocks 6 and the conical aluminum barrel;
and S5, after the assembly is completed, glue is filled into the grooves at the joint of the insulating block 6 and the spring plate 10, and after the glue is solidified, the insulating block 6 and the closing bolt 11 of the conical barrel 2 are disassembled.
The tool manufactured by the embodiment is respectively an insulating barrel, a conical barrel 2 and an annular steel barrel from outside to inside, the integrity and the strength of the tool are guaranteed by adopting the steel barrel, the tool manufactured by the embodiment is attractive in appearance and convenient to manage, the tool has higher overall performance, the positioning screw 3 is arranged between the insulating block 6 and the conical aluminum barrel, the integrity of the device is further improved, the assembly quality of a rotor coil is improved, the safety and the reliability of the rotor operation are further improved, and the repeated use rate is high.
Example 4
As a further preferred embodiment of the present invention, referring to fig. 9-11 of the specification, the present embodiment discloses a rotor coil end forming tool manufacturing process, comprising the steps of:
s1, blanking an insulating block 6, combining the insulating block 6 on a processing tool, and then processing the inside of the insulating block 6;
s2, processing to obtain an annular steel barrel, a coil linear supporting block 9, a coil end supporting block 7, a spring plate 10 with a groove at one end and a conical aluminum barrel, wherein an opening is formed in the end face of the annular steel barrel;
s3, combining a plurality of internally machined insulating blocks 6 on the outer circle of the conical aluminum barrel through screws, machining the outer parts of the insulating blocks 6 and the end parts of the conical aluminum barrel, wherein the outer parts of the insulating blocks 6 are provided with holes and waist round grooves machined in the insulating blocks 6, and the machined insulating blocks 6 and the conical aluminum barrel are integrally rotated to an assembly area;
s4, assembling, namely installing a coil linear supporting block 9 and a coil end supporting block 7 on the insulating blocks 6, hooping a plurality of the insulating blocks 6 by using an elastic piece, arranging bolts 12 and movable pressing blocks 13 at the position of an opening on the end face of the annular barrel 1, attaching the outer circle of the annular steel barrel to the inner circle of the conical aluminum barrel, inserting one end of a spring plate 10 provided with a groove into the insulating blocks 6, and connecting the spring plate 10 with the annular steel barrel;
s5, after the assembly is completed, glue is filled in the grooves at the joint of the insulating block 6 and the spring plate 10 through holes in the insulating block 6, the grooves at the spring plate 10 are filled with glue, and after the glue is solidified, the insulating block 6 and the closing bolts 11 of the conical aluminum barrel are detached.
According to the embodiment, firstly, blanking is carried out on the insulating block 6 according to requirements, then, the inside of the insulating block 6 is processed, then, the annular steel barrel, the coil linear supporting block 9, the coil end supporting block 7, the spring plate 10 with a groove at one end and the conical aluminum barrel are obtained through processing, S1 and S2 in the manufacturing process are the production and processing processes of parts, no logic sequence exists, adjustment can be carried out according to the actual use sequence, glue is filled into the groove at the joint of the insulating block 6 and the spring plate 10 through the hole on the insulating block 6, the groove at the position of the spring plate 10 is filled with glue, the glue is convenient to fill, meanwhile, the glue is not easy to scatter and leak, the device has better overall performance, meanwhile, the bolt 12 and the movable pressing block 13 are arranged, the movable pressing block 13 and the bolt 12 matched with the movable pressing block are used for pushing the conical barrel 2, so that the whole device can be taken out, the setting further reduces the difficulty of disassembly, meanwhile, the conical barrel 2 is prevented from being damaged due to stress, the service life of the device is improved, the tool manufactured in the embodiment is convenient to manage, the whole rotor is convenient to install and high in quality, the rotor is convenient to disassemble and high in reliability, and high in the running quality and reliability.
Example 5
As still another preferred embodiment of the present invention, the present embodiment discloses a rotor coil end forming tool manufacturing process, comprising the steps of:
s1, processing to obtain an annular steel barrel, a coil linear supporting block 9, a coil end supporting block 7, a spring plate 10 with a groove at one end and a conical barrel 2, wherein an opening is formed in the end face of the annular steel barrel;
s2, blanking the insulating block 6, combining the insulating block 6 on a processing tool, and then processing the inside of the insulating block 6;
s3, combining a plurality of internally machined insulating blocks 6 on the outer circle of the conical barrel 2 through screws, machining the outer parts of the insulating blocks 6 and the end parts of the conical barrel 2, wherein the outer parts of the insulating blocks 6 comprise the steps of machining holes and waist-shaped grooves on the insulating blocks 6, and integrally turning the machined insulating blocks 6 and the conical barrel 2 to an assembly area;
s4, assembling, namely installing a coil linear supporting block 9 and a coil end supporting block 7 on an insulating block 6, hooping a plurality of insulating blocks 6 by using an elastic piece, arranging bolts 12 and movable pressing blocks 13 at the position of an end surface opening of an annular barrel 1, attaching the outer circle of the annular barrel 1 to the inner circle of a conical barrel 2, inserting one end of a spring plate 10 provided with a groove into the insulating block 6, connecting the spring plate 10 with the annular barrel 1, installing a lifting screw 5 on the insulating block 6, and installing a lifting screw 8 on the end surface of the annular barrel 1;
and S5, after the assembly is completed, glue is filled into the grooves at the joint of the insulating block 6 and the spring plate 10, and after the glue is solidified, the insulating block 6 and the closing bolt 11 of the conical barrel 2 are disassembled.
The tool manufactured by the embodiment is respectively an insulating barrel, a conical barrel 2 and an annular steel barrel from outside to inside, the integrity and the strength of the tool are guaranteed by adopting the steel barrel, the tool manufactured by the embodiment is attractive in appearance, convenient to manage and high in overall performance, a lifting screw 5 is arranged on an insulating block 6, a lifting ring screw 8 is arranged on the end face of the annular barrel 1, the installation and the disassembly are convenient, the assembly quality of a rotor coil is improved, and the safety and the reliability of the rotor operation are further improved.
The present invention is not limited to the above-mentioned embodiments, but is intended to be limited to the following embodiments, and any modifications, equivalents and modifications can be made to the above-mentioned embodiments without departing from the scope of the invention.
Claims (8)
1. The processing and manufacturing process of the rotor coil end forming tool is characterized by comprising the following steps of:
s1, processing to obtain an annular barrel (1), a coil supporting block, a spring plate (10) with a groove at one end and a conical barrel (2), wherein an opening is formed in the end face of the annular barrel (1);
s2, blanking the insulating block (6), combining the insulating block with a processing tool, and then processing the inside of the insulating block (6);
s3, fixing a plurality of internally machined insulating blocks (6) on the outer circle of the conical barrel (2) through bolts (11), machining the outer part of the insulating blocks (6) and the end part of the conical barrel (2), and integrally turning the machined insulating blocks (6) and the conical barrel (2) to an assembly area;
s4, assembling, namely installing a coil supporting block on the insulating block (6), hooping the insulating block (6) by using a spring plate (10), attaching the outer circle of the annular barrel (1) to the inner circle of the conical barrel (2), inserting one end, provided with a groove, of the spring plate (10) into the insulating block (6), and connecting the spring plate (10) with the annular barrel (1); the coil support block comprises a coil linear support block (9) and a coil end support block (7);
s5, after the assembly is completed, glue is filled into a groove at the joint of the insulating block (6) and the spring plate (10), and after the glue is solidified, the closing bolt (11) of the insulating block (6) and the conical barrel (2) is disassembled;
the step of processing the outside of the insulating block (6) in the step S3 comprises the step of processing holes and waist-round grooves on the insulating block (6), and the concrete method of glue filling in the step S5 is to fill glue into grooves at the joint of the insulating block (6) and the spring plate (10) through the holes on the insulating block (6), and fill the grooves at the spring plate (10) with glue.
2. A rotor coil end forming tool manufacturing process according to claim 1, characterized in that the annular tub (1) is an annular steel tub.
3. A rotor coil end forming tool manufacturing process according to claim 1, characterized in that the conical barrel (2) is a conical aluminum barrel.
4. A rotor coil end forming tool manufacturing process according to claim 1, wherein S4 further comprises the step of mounting a lifting screw (5) on the insulating block (6).
5. A rotor coil end forming tool manufacturing process according to claim 4, characterized in that the lifting screw (5) is fastened to the annular barrel (1) through the insulating block (6) and the conical barrel (2), the conical barrel (2) being provided with an opening.
6. A rotor coil end forming tool manufacturing process according to claim 1, wherein S4 further comprises the step of mounting eye screws (8) on the end face of the annular barrel (1).
7. A rotor coil end forming tool manufacturing process according to claim 1, wherein S4 further comprises the step of providing bolts (12) and movable compacts (13) at the end openings of the annular tub (1).
8. A rotor coil end forming tool manufacturing process according to any one of claims 1 to 7, wherein S4 further comprises the step of mounting a set screw (3) between the insulating block (6) and the conical barrel (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210079201.XA CN114421722B (en) | 2022-01-24 | 2022-01-24 | Rotor coil end forming tool machining and manufacturing process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210079201.XA CN114421722B (en) | 2022-01-24 | 2022-01-24 | Rotor coil end forming tool machining and manufacturing process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114421722A CN114421722A (en) | 2022-04-29 |
| CN114421722B true CN114421722B (en) | 2023-05-26 |
Family
ID=81276873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210079201.XA Active CN114421722B (en) | 2022-01-24 | 2022-01-24 | Rotor coil end forming tool machining and manufacturing process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114421722B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2096497A (en) * | 1981-04-09 | 1982-10-20 | Balzer & Droell Gmbh | Method of and apparatus for winding and inserting coils in slots of stator or rotor lamination assemblies of electrical machines |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101282065B (en) * | 2008-05-20 | 2012-01-25 | 上海电气电站设备有限公司 | Method for installing generator rotor guard ring block type insulation barrel |
| CN106298185A (en) * | 2015-05-19 | 2017-01-04 | 泰州市天力铁芯制造有限公司 | The panel structure of electrical transformer cores |
| CN105703556B (en) * | 2016-04-17 | 2018-02-09 | 南京汽轮电机(集团)有限责任公司 | A kind of rotor coil ends structure bake pressure fixture for forming |
| CN106208567B (en) * | 2016-09-23 | 2018-06-15 | 常州市诚利电子有限公司 | The production technology of p-m step motor |
| CN107040063A (en) * | 2017-04-21 | 2017-08-11 | 康富科技股份有限公司 | A kind of generator main rotor structure |
| CN207652251U (en) * | 2017-10-20 | 2018-07-24 | 东方电气集团东方电机有限公司 | Combined type non salient pole machine rotor coil ends molding machine |
| JP7226162B2 (en) * | 2019-02-25 | 2023-02-21 | 株式会社デンソー | Rotating electric machine |
-
2022
- 2022-01-24 CN CN202210079201.XA patent/CN114421722B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2096497A (en) * | 1981-04-09 | 1982-10-20 | Balzer & Droell Gmbh | Method of and apparatus for winding and inserting coils in slots of stator or rotor lamination assemblies of electrical machines |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114421722A (en) | 2022-04-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206389245U (en) | motor stator laminating tool | |
| CN114421722B (en) | Rotor coil end forming tool machining and manufacturing process | |
| CN113650199A (en) | Split type composite material core mold for winding solid rocket engine shell | |
| CN205363344U (en) | A anchor clamps that is used for bell housing to add fast switch over in man -hour | |
| CN105058025A (en) | Portable type hydraulic bearing mounting and dismounting device | |
| CN109488666B (en) | Bonding assembly tool for radome nose cone and connecting ring | |
| CN216904610U (en) | Rotor coil end forming device | |
| CN202013807U (en) | Novel coiling mold for pancake-type coil of transformer | |
| CN114337133A (en) | Rotor coil end forming device | |
| CN112622116B (en) | Flexible base body device for rapid construction of curved surface of mold cavity | |
| CN211638909U (en) | A starter end cover neck bush compression fittings for refabrication | |
| CN209057074U (en) | A kind of tooling pasted for magnet steel | |
| CN109158958B (en) | Processing technology of backing bearing | |
| CN211701772U (en) | Motor stator press fitting mould | |
| CN108946430B (en) | Device and method for centering installed inner ring Kong Diaozhuang mandrel of radial spherical plain bearing | |
| CN112615462A (en) | Motor for outer rotor synchronous traction machine for elevator and machining and assembling method thereof | |
| CN108838617B (en) | Main bearing hot sleeve pressing device of wind turbine generator | |
| CN109158965B (en) | Backing bearing coping mould | |
| CN202344207U (en) | Nitrogen spring quick-changing mechanism | |
| CN105252086A (en) | Gear grinding clamping device of planetary gear of wind power generation device | |
| CN220278490U (en) | Quick-change universal end face tooth broaching machine clamp | |
| CN216577626U (en) | Variable exhaust valve actuating cylinder disassembling tool | |
| CN220240585U (en) | Upper and lower support pressing tool of compressor | |
| CN110918941A (en) | Worn-out bearing position repairing device | |
| CN220613533U (en) | Assembled honing head of concatenation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |