CN112366903A - Baking and pressing equipment for stator coil - Google Patents

Baking and pressing equipment for stator coil Download PDF

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Publication number
CN112366903A
CN112366903A CN202011352035.3A CN202011352035A CN112366903A CN 112366903 A CN112366903 A CN 112366903A CN 202011352035 A CN202011352035 A CN 202011352035A CN 112366903 A CN112366903 A CN 112366903A
Authority
CN
China
Prior art keywords
pressing
coil
side plate
stator coil
plate
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.)
Pending
Application number
CN202011352035.3A
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Chinese (zh)
Inventor
郑一帆
顾新梅
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.)
Suzhou Guanlong Electromagnetic Wire Co ltd
Original Assignee
Suzhou Guanlong Electromagnetic Wire 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 Suzhou Guanlong Electromagnetic Wire Co ltd filed Critical Suzhou Guanlong Electromagnetic Wire Co ltd
Priority to CN202011352035.3A priority Critical patent/CN112366903A/en
Publication of CN112366903A publication Critical patent/CN112366903A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K15/00Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/0025Shaping or compacting conductors or winding heads after the installation of the winding in the core or machine ; Applying fastening means on winding heads
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K15/00Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/04Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of windings, prior to mounting into machines
    • H02K15/0435Wound windings

Abstract

The invention relates to a baking and pressing device for stator coils, which comprises a device frame, a clamping mechanism and a heating mechanism, wherein the clamping mechanism and the heating mechanism are arranged on the device frame, a baking and pressing cavity for placing a plurality of stator coils is arranged on the clamping mechanism, the clamping mechanism comprises a first side plate, a second side plate and a mold core plate, the first side plate and the second side plate are movably arranged on a supporting table of the device frame, the mold core plate is arranged between the first side plate and the second side plate, the baking and pressing cavity is formed between the first side plate and the mold core plate, the second side plate and the mold core plate can be close to and away from each other, and the clamping mechanism further comprises a pushing assembly and a pressing assembly; the drying and pressing equipment changes the state of low efficiency that only one coil can be dried and pressed for shaping at one time in the traditional processing technology, the drying and pressing time is adjusted to be before coil drawing, namely the coil is dried and pressed when being in a shuttle-shaped state, and more than 20 coils can be dried and pressed at one time, so that the drying and pressing efficiency of the coil is improved by more than 10 times, and the production efficiency is improved when the frame-shaped coil is processed greatly.

Description

Baking and pressing equipment for stator coil
Technical Field
The invention belongs to the technical field of special winding wires, and particularly relates to a drying and pressing device for a stator coil.
Background
The stator coil is the core component of the motor, while the large and medium stator generally uses the frame coil, and the formation of the frame coil with the specified size from the shuttle coil in the processing and production process of the frame coil is a key step, which directly influences whether the frame coil can be smoothly embedded into the stator core slot.
The traditional processing process flow of the frame coil is as follows: winding (shuttle coil forming) → primary wrapping → pulling → shaping → drying and pressing → wrapping main insulation, in the prior art, the production efficiency of frame coil processing is low, only one coil can be dried and pressed at a time, and after the pulling, the shaping procedure is needed usually to ensure that the shape of each coil after drying and pressing is kept consistent. The baking and pressing process is mainly used for hot pressing and curing the turns of the wound and formed coil to ensure the turn-to-turn insulation of the coil and ensure the process size of the coil after being embedded, and the baking and pressing process is the process which takes the longest time in the whole processing and production process of the frame-shaped stator coil.
Disclosure of Invention
The invention aims to provide a baking and pressing device of a stator coil.
In order to solve the technical problems, the invention adopts a technical scheme that:
the utility model provides a stator coil dry by fire and press equipment, dry by fire and press equipment includes the equipment frame, locate clamping mechanism and heating mechanism on the equipment frame, the chamber is pressed by fire that is used for placing a plurality of stator coils to have in the clamping mechanism, clamping mechanism is including locating first curb plate and the second curb plate on the brace table of equipment frame of locating of both sides and activity, be located the mold core board between first curb plate and the second curb plate, it forms the position between first curb plate and second curb plate and mold core board to dry by fire the chamber, first curb plate and second curb plate can draw close and keep away from each other, clamping mechanism still includes the top that drives first curb plate or second curb plate motion and pushes away the subassembly, pack into at stator coil and dry by fire and press the chamber after it supports the subassembly to pressing from stator coil top.
Preferably, the plurality of stator coils are distributed in the baking and pressing cavity in sequence along the vertical direction.
Preferably, two adjacent stator coils are spaced apart from each other by the bar plate in the up-down direction.
Preferably, the heating mechanism comprises a first heat exchange coil embedded in the first side plate and the second side plate, and the first heat exchange coil is communicated with an external heat source and a cold source.
Preferably, the heating mechanism further comprises a second heat exchange coil embedded in the core plate, and the second heat exchange coil is communicated with an external heat source and a cold source.
Preferably, the equipment rack comprises a first vertical frame and a second vertical frame which are fixed on the supporting platform, the first vertical frame is positioned on one side of the first side plate far away from the mold core plate, and the second vertical frame is positioned on one side of the second side plate far away from the mold core plate.
Preferably, the pushing assembly comprises a plurality of first telescopic cylinders arranged on the first stand, and power output shafts of the first telescopic cylinders are fixedly arranged with the first side plate.
Preferably, the pressing component comprises two bar blocks pressing against the stator coil, a plurality of pressing plates distributed along the length direction of the bar blocks, and a power component pressing against the pressing plates.
Preferably, the power assembly comprises a rotating arm and a second telescopic cylinder, the middle part of the rotating arm is rotatably arranged relative to the first stand, one end of the rotating arm is driven to move up and down, and the other end of the rotating arm can be abutted against the pressure plate.
Preferably, an adjusting cushion block is arranged between the second vertical frame and the second side plate.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
the drying and pressing equipment for the stator coil changes the state of low efficiency that only one coil can be dried and pressed for shaping at one time in the traditional processing technology, adjusts the drying and pressing time to be before coil drawing, namely, the coil is dried and pressed in a shuttle-shaped state, and can dry and press more than 20 coils at one time, thereby improving the drying and pressing efficiency of the coil by more than 10 times, and greatly improving the production efficiency when the frame-shaped coil is processed.
In addition, because the linear part of the coil is shaped and baked when the coil is in a shuttle-shaped state, the shape of a plurality of coils can be kept consistent after the coil is stretched, the step of shaping can be omitted in the processing and production process of the frame-shaped coil, the working procedure and the labor are saved, meanwhile, the probability of insulation damage of the coil caused by shaping is avoided, and the quality risk in the processing process of the product is reduced.
Drawings
FIG. 1 is a schematic side view of a press apparatus according to the present invention;
FIG. 2 is a schematic top view of the baking and pressing apparatus of the present invention;
wherein: 100. a stator coil; 101. laths; 200. a connecting pipe; 21. a first telescoping cylinder; 22. adjusting the cushion block; 31. a second telescoping cylinder; 32. a rotating arm; 33. pressing a plate; 34. a bar block; b1, a first side plate; b2, a second side plate; b3, mold core plate; j1, a first stand; j2, a second stand.
Detailed Description
The technical solution of the present invention is further explained with reference to the drawings and the detailed description.
As shown in fig. 1, the stator coil baking and pressing device includes an equipment frame, a clamping mechanism and a heating mechanism, the clamping mechanism and the heating mechanism are disposed on the equipment frame, a baking and pressing cavity for placing a plurality of stator coils 100 is disposed on the clamping mechanism, the clamping mechanism includes a first side plate b1 and a second side plate b2 which are disposed on a supporting table of the equipment frame and are movable on both sides, and a core plate b3 which is disposed between the first side plate b1 and the second side plate b2, in this example, the core plate b3 is independently movable, the baking and pressing cavity is formed between the first side plate b1 and the second side plate b2 and the core plate b3, the first side plate b1 and the second side plate b2 can be moved close to and away from each other, the clamping mechanism further includes a pushing assembly for driving the first side plate b1 to move, and a pressing assembly for pressing the stator coils 100 from above the stator coils 100 after being mounted in the baking.
The plurality of stator coils 100 are distributed in the drying and pressing cavity in sequence along the up-down direction; in the up-down direction, two adjacent stator coils 100 are separated by a lath 101; the plurality of stator coils 100 can be arranged up and down in the baking and pressing cavity, in this example, the height of the baking and pressing cavity can accommodate 20 coils at a time for baking and pressing, so that the efficiency of baking and pressing the coils is improved by more than 10 times, and the production efficiency can be improved greatly when the frame-shaped coils are processed.
In this embodiment, the heating mechanism includes a first heat exchanging coil embedded in the first side plate b1 and the second side plate b2, and further includes a second heat exchanging coil embedded in the mold core plate b3, and the first coil and the second coil are disposed inside the first side plate b1 and the second side plate b2, so that they are not shown in the figure, and in addition, the first heat exchanging coil and the second heat exchanging coil are both communicated with an external heat source and a cold source through the connecting pipe 200.
Further, the equipment rack includes a first stand j1 and a second stand j2 fixed on its support table, the first stand j1 is located on the side of the first side plate b1 away from the core plate b3, and the second stand j2 is located on the side of the second side plate b2 away from the core plate b 3.
The pushing assembly comprises a plurality of first telescopic cylinders 21 arranged on a first stand j1, and power output shafts of the first telescopic cylinders 21 are fixedly arranged with a first side plate b 1. The first telescopic cylinders 21 are divided into two groups (3 groups) and are distributed at intervals in the length direction of the coil, and 3 of the groups are arranged in the vertical direction.
The pressing component comprises two bar blocks 34 pressing against the stator coil 100, two pressing plates 33 distributed along the length direction of the bar blocks 34, and two groups of power components pressing against the two pressing plates 33 respectively. The power assembly comprises a rotating arm 32 and a second telescopic cylinder 31, wherein the middle part of the rotating arm 32 is rotatably arranged relative to the first stand j1, one end part of the rotating arm 32 is driven to move up and down, the other end of the rotating arm 32 can be abutted against a pressing plate 33, in addition, one end of the butt joint of the rotating arm 32 and the second telescopic cylinder 31 can be separated from a telescopic rod, the rotating arm 32 can also rotate in the horizontal direction, and the rotating arm 32 can be rotated to one side during loading and unloading so as to avoid blocking on loading and unloading.
In addition, an adjusting pad 22 is placed between the second stand j2 and the second side plate b 2.
The conditions of the baking and pressing equipment of the stator coil 100 of the invention are as follows: the spindle-shaped stator coils 100 are put into a baking and pressing cavity one by one, and the adjacent stator coils 100 are separated by the laths 101, after all the stator coils 100 are put, two laths 101 are put on the upper side of the uppermost stator coil 100, the laths 101 are put with the laths 34, before the pressing assembly is used for pressing, the positions of the first side plate b1 and the second side plate b2 on both sides are adjusted to ensure that the stator coil 100 is positioned at the center of the depression of the rotating arm 32, the pressure of the stator coil 100 on the pressed assembly can be uniformly distributed during the subsequent pressing, the adjustment processes of the positions of the first side plate b1 and the second side plate b2 mainly adjust the second side plate b2 to a proper position, then the adjusting cushion block 22 is put between the second side plate b2 and the second vertical frame j2 to form a block, then the first telescoping cylinder 21 of the pushing assembly is started, the first side plate b1 is pushed to move towards the side of the second side plate b2, so that the stator coil 100 is tightly fixed in the horizontal direction, and then the second telescopic cylinder 31 is started to press the stator coil 100 below the pressure plate 33 through the rotating arm 32; and then introducing heat sources (steam) into the first heating coil and the second heating coil, starting heating, introducing cold sources into the first heating coil and the second heating coil after heating is finished, cooling, and performing reverse operation after cooling is finished to enable the abutting assembly and the pushing assembly to loosen the abutting on the stator coil 100, taking out the electronic coil and finishing the baking and pressing process.
In conclusion, the drying and pressing equipment for the stator coil changes the state that only one coil can be dried and pressed at a time in the traditional processing technology and has low efficiency, the drying and pressing time is adjusted to be before the coil is stretched, namely, the coil is dried and pressed in the shuttle-shaped state, and more than 20 coils can be dried and pressed at a time, so that the drying and pressing efficiency of the coil is improved by more than 10 times, and the production efficiency can be improved when the frame-shaped coil is processed greatly.
In addition, because the linear part of the coil is shaped and baked when the coil is in a shuttle-shaped state, the shape of a plurality of coils can be kept consistent after the coil is stretched, the step of shaping can be omitted in the processing and production process of the frame-shaped coil, the working procedure and the labor are saved, meanwhile, the probability of insulation damage of the coil caused by shaping is avoided, and the quality risk in the processing process of the product is reduced.
The present invention is described in detail in order to make those skilled in the art understand the content and practice the invention, and the invention is not limited to the above embodiments, and all equivalent changes or modifications made according to the spirit of the invention should be covered by the scope of the invention.

Claims (10)

1. The utility model provides a stator coil's stoving pressure equipment which characterized in that: the equipment of pressing by fire includes the equipment frame, locates clamping mechanism and heating mechanism on the equipment frame, the clamping mechanism is last to have the chamber of pressing by fire that is used for placing a plurality of stator coils, clamping mechanism is including being located both sides and activity locating first curb plate and second curb plate on the brace table of equipment frame, being located mold core plate between first curb plate and the second curb plate, it forms in to press by fire the chamber position between first curb plate and second curb plate and the mold core plate, first curb plate and second curb plate can draw close and keep away from each other, clamping mechanism still includes the drive the top that first curb plate or second curb plate moved pushes up the subassembly that presses by fire to it from the stator coil top after pressing the chamber into to the stator coil pack into.
2. The stator coil ironing apparatus according to claim 1, wherein: and the plurality of stator coils are sequentially distributed in the drying and pressing cavity along the vertical direction.
3. The stator coil ironing apparatus according to claim 2, wherein: in the up-down direction, two adjacent stator coils are separated by the lath.
4. The stator coil ironing apparatus according to claim 1, wherein: the heating mechanism comprises a first heat exchange coil embedded in the first side plate and the second side plate, and the first heat exchange coil is communicated with an external heat source and a cold source.
5. The stator coil ironing apparatus according to claim 4, wherein: the heating mechanism further comprises a second heat exchange coil embedded in the core plate, and the second heat exchange coil is communicated with an external heat source and a cold source.
6. The stator coil ironing apparatus according to claim 1, wherein: the equipment frame comprises a first vertical frame and a second vertical frame which are fixed on a supporting table of the equipment frame, the first vertical frame is positioned on one side of the first side plate, which is far away from the die core plate, and the second vertical frame is positioned on one side of the second side plate, which is far away from the die core plate.
7. The stator coil ironing apparatus according to claim 6, wherein: the pushing assembly comprises a plurality of first telescopic cylinders arranged on the first vertical frame, and power output shafts of the first telescopic cylinders are fixedly arranged with the first side plate.
8. The stator coil ironing apparatus according to claim 6, wherein: the pressing component comprises two bar blocks pressing against the stator coil, a plurality of pressing plates distributed along the length direction of the bar blocks, and a power component pressing the pressing plates.
9. The stator coil ironing apparatus according to claim 8, wherein: the power assembly comprises a rotating arm and a second telescopic cylinder, the middle portion of the rotating arm is rotatably arranged relative to the first vertical frame, one end of the rotating arm is driven to move up and down, and the other end of the rotating arm can abut against the pressing plate.
10. The stator coil ironing apparatus according to claim 6, wherein: and an adjusting cushion block is arranged between the second vertical frame and the second side plate.
CN202011352035.3A 2020-11-27 2020-11-27 Baking and pressing equipment for stator coil Pending CN112366903A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011352035.3A CN112366903A (en) 2020-11-27 2020-11-27 Baking and pressing equipment for stator coil

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011352035.3A CN112366903A (en) 2020-11-27 2020-11-27 Baking and pressing equipment for stator coil

Publications (1)

Publication Number Publication Date
CN112366903A true CN112366903A (en) 2021-02-12

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ID=74536401

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011352035.3A Pending CN112366903A (en) 2020-11-27 2020-11-27 Baking and pressing equipment for stator coil

Country Status (1)

Country Link
CN (1) CN112366903A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113224918A (en) * 2021-05-06 2021-08-06 韩林 Coil hot-pressing system and process

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113224918A (en) * 2021-05-06 2021-08-06 韩林 Coil hot-pressing system and process

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