CN108964368B - Motor coil cutting device - Google Patents
Motor coil cutting device Download PDFInfo
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- CN108964368B CN108964368B CN201810786048.8A CN201810786048A CN108964368B CN 108964368 B CN108964368 B CN 108964368B CN 201810786048 A CN201810786048 A CN 201810786048A CN 108964368 B CN108964368 B CN 108964368B
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- cutting
- screw rod
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- rod
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- 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
- H02K15/0006—Disassembling, repairing or modifying dynamo-electric machines
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- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention discloses a motor coil cutting device, which has the technical scheme that: the cutting device comprises a base and a screw rod, wherein the base is a T-shaped round table, the base comprises a small cylinder at the upper end and a large cylinder at the lower end, a threaded hole is formed in the middle of the upper end surface of the small cylinder, the lower end of the screw rod is connected in the threaded hole in a threaded manner, and a cutting part is arranged at the upper end of the screw rod; the cutting part includes swivelling joint in the revolving stage of screw rod upper end, horizontal sliding is connected with the cutting motor on the terminal surface that the revolving stage deviates from the screw rod, be equipped with the spacing part that is used for restricting the cutting motor position of sliding on the revolving stage, the cutting motor is including cutting the piece, cutting piece salient just is used for transversely cutting off stator winding in the cutting motor outside. The volume is small, and the moving convenience is high.
Description
Technical Field
The invention relates to a motor coil dismounting device, in particular to a motor coil cutting device.
Background
The motor is an electromagnetic device which realizes electric energy conversion or transmission according to the electromagnetic induction law, and the main function of the motor is to convert electric energy into torque.
The motor generally comprises two main parts, namely a stator assembly and a rotor, wherein the stator assembly comprises a stator core, a stator winding and a machine base, the stator mainly functions to generate a rotating magnetic field, the rotor mainly functions to be cut by magnetic lines of force in the rotating magnetic field to generate (output) current, various problems can occur after the motor is used for a long time, the most common stator winding is overloaded and heated, the winding is burnt out, and at the moment, a new stator winding needs to be wound again.
Most of the maintenance modes of the motor stator winding in the current market are completed by manpower, and the simple maintenance process comprises the following steps: firstly, a maintainer holds a shovel to shovel off a stator winding at one end of a motor, then a special maintenance iron bar is inserted into a punching sheet groove of the motor to separate the whole stator winding from a base, and then a new stator winding is wound.
Based on the above problems, a large-scale motor winding cutter is also available on the market (chinese patent application No. 200820230862.3 discloses a motor stator winding cutter), which is formed by connecting a base, a gearbox, a tray motor, a tray, a centering device, a gear transmission device, a safety protection support, a lifting column, a lifting motor, a cutting motor, a locking device, a gear and spiral composite transmission device, an anti-drop nut, a rotating arm, a transmission belt, an operating handle, a knife rest and a rotating blade, wherein the gearbox, the tray motor, the safety protection support and the lifting column are fixed on the base. Although the motor stator winding cutting machine can improve the maintenance efficiency, the motor stator winding cutting machine is too large in size, heavy in weight and inconvenient to move.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the motor coil cutting device which is small in size and high in moving convenience.
The technical purpose of the invention is realized by the following technical scheme: a motor coil cutting device comprises a base and a screw rod, wherein the base is a T-shaped round table, the base comprises a small cylinder at the upper end and a large cylinder at the lower end, a threaded hole is formed in the middle of the upper end face of the small cylinder, the lower end of the screw rod is connected in the threaded hole in a threaded manner, and a cutting part is arranged at the upper end of the screw rod;
the cutting part includes swivelling joint in the revolving stage of screw rod upper end, horizontal sliding is connected with the cutting motor on the terminal surface that the revolving stage deviates from the screw rod, be equipped with the spacing part that is used for restricting the cutting motor position of sliding on the revolving stage, the cutting motor is including cutting the piece, cutting piece salient just is used for transversely cutting off stator winding in the cutting motor outside.
According to the technical scheme, the base is placed on the ground, the large cylinder is downward and is in contact with the ground, the small cylinder is upward, the motor to be cut is sleeved on the base, the small cylinder is located in the inner cavity of the stator core and is attached to the inner cavity of the stator core as far as possible, the screw is rotated into the threaded hole, the screwing-in depth of the screw is adjusted according to the position height of the stator winding until the cutting piece of the cutting motor is right opposite to the ideal cutting position height of the stator winding, and the screw stops rotating; starting a cutting motor, transversely moving the cutting motor to cut a cutting blade into the stator winding, limiting the sliding of the cutting motor by a limiting part, and circumferentially rotating the whole rotating table to cut off the stator winding at the end part at one time; the cutting device is small in structure size, high in moving convenience and high in stator winding cutting-off efficiency.
Preferably, the limiting part is a limiting bolt, the limiting bolt is in threaded connection with the cutting motor, and the end part of the limiting bolt abuts against the rotating table.
According to the technical scheme, the end part of the limiting bolt can be separated from the side wall of the rotating table by rotating the limiting bolt, and the cutting motor can slide relative to the rotating table; when the end part of the limiting bolt is abutted against the side wall of the rotating table, the cutting motor and the rotating table are fixed mutually.
Preferably, a support component is arranged in the screw rod, and the end part of the support component is used for abutting against the side wall of the inner ring of the stator core.
Through above-mentioned technical scheme, because the stator core of different models, its inside cavity size is all inequality, and at this moment, if small cylinder can not produce stable conflict power with stator core's inner chamber, the installation stability between stator core and the base will receive serious influence, and the supporting component can guarantee the installation stability between small cylinder and the stator core, is adapted to the stator core of different models.
Preferably, the support assembly comprises a trigger rod, the lower end of the trigger rod is fixedly connected in the threaded hole, a trigger channel is arranged in the screw rod, the length of the trigger channel is consistent with the depth direction of the threaded hole, and the trigger channel is used for the trigger rod to pass through;
the screw is provided with at least two supporting channels, the two supporting channels are symmetrically distributed by taking the middle part of the limiting bolt as a center, one end of each supporting channel is communicated with the screw (the circumferential outer side wall, the other end of each supporting channel is communicated with the inside of the triggering channel, a supporting side rod is arranged in each supporting channel in a sliding manner, a first wedge-shaped surface is arranged at the end part of each supporting side rod close to the triggering channel, and the end part of each supporting side rod departing from the triggering channel is used for abutting against and sliding against the inner side wall of the stator;
and at least two second wedge-shaped surfaces which correspond to the first wedge-shaped surfaces one by one are arranged at the upper end of the trigger rod.
Through the technical scheme, at the in-process of phase installation screw rod in the past, threaded connection between screw rod can and the screw hole, the screw rod can move toward screw hole depth direction gradually, the trigger bar also can enter into gradually in the middle of the trigger channel, the second wedge face of trigger bar upper end can be inconsistent with the first wedge face that corresponds, the trigger bar can produce the squeezing action to supporting side lever, the supporting side lever of both sides can move on stator core's the inside wall, tip and stator core's inside wall counterbalance until supporting side lever, the screw rod stops rotatoryly, the screw rod, supporting side lever, a pedestal, stator core four relatively fixed, later, the effect position adjustment of cutting motor again can carry out motor coil cutting action.
Preferably, the end part of the supporting side rod departing from the triggering channel is provided with a roller in a rolling manner, and the roller is used for abutting against the inner side wall of the stator core.
Through above-mentioned technical scheme, the gyro wheel can reduce the frictional force between support side lever tip and the stator pastes the core inboard, reduces the rotatory in-process of screw rod, supports the produced damage between side lever tip and the stator pastes the core inboard.
Drawings
Fig. 1 is a schematic structural diagram of the embodiment.
Reference numerals: a. a stator core; b. a stator winding; c. a machine base; 1. a base; 2. a small cylinder; 3. a large cylinder; 4. a screw; 5. a threaded hole; 6. a cutting section; 7. a rotating table; 8. cutting the motor; 9. cutting the slices; 10. a limiting component; 11. a limit bolt; 12. a support assembly; 13. a trigger lever; 15. triggering a channel; 16. a support channel; 17. supporting the side rods; 18. a first wedge-shaped face; 19. a second wedge-shaped face; 20. and a roller.
Detailed Description
The present invention is described in further detail below with reference to fig. 1.
The utility model provides a motor coil cutting device, includes base 1, screw rod 4, and base 1 is T type round platform, and base 1 is equipped with screw hole 5 including the little cylinder 2 that is located the upper end and the big cylinder 3 that is located the lower extreme, the middle part position of the 2 up end of little cylinder.
The lower end of the screw rod 4 is in threaded connection with the threaded hole 5, the cutting part 6 is arranged at the upper end of the screw rod 4, the supporting component 12 is arranged in the screw rod 4, and the end part of the supporting component 12 is used for abutting against the side wall of the inner ring of the stator core a.
Wherein, supporting component 12 includes trigger bar 13, and trigger bar 13 lower extreme fixed connection is in the hole bottom of screw hole 5, is equipped with trigger passage 15 in the screw rod 4, and the length of trigger passage 15 keeps unanimous with the degree of depth direction of screw hole 5, and trigger passage 15 is located the middle part position of screw rod 4, and trigger passage 15 supplies trigger bar 13 to pass.
At least two supporting channels 16 are arranged on the screw rod 4, in the embodiment, the number is two, the two supporting channels 16 are symmetrically distributed by taking the middle part of the limit bolt 11 as the center, one end of each supporting channel 16 is communicated with the circumferential outer side wall of the screw rod 4, the other end of each supporting channel is communicated with the inside of the triggering channel 15, a supporting side rod 17 is arranged in each supporting channel 16 in a sliding mode, a first wedge-shaped surface 18 is arranged at the end part, close to the triggering channel 15, of each supporting side rod 17, the end part, deviating from the triggering channel 15, of each supporting side rod 17 is used for abutting against and sliding against the inner side wall of the stator core a, a roller 20 is arranged at the end part, deviating from the triggering channel 15, of.
At least two second wedge faces 19 corresponding to the first wedge faces 18 one by one are arranged at the upper end of the trigger rod 13.
Wherein, cutting part 6 includes swivelling joint in revolving stage 7 of screw rod 4 upper end, and revolving stage 7 deviates from and transversely slides on the terminal surface of screw rod 4 and is connected with cutting motor 8, is equipped with the stop part 10 that is used for restricting cutting motor 8 position of sliding on revolving stage 7, and cutting motor 8 includes cutting piece 9, and cutting piece 9 salient just is used for transversely cutting off stator winding b in the cutting motor 8 outside. Of course, in order to improve the application range of the motor coil cutting device, when the situation that the whole height is high and the cutting blade 9 is difficult to cut the stator winding b occurs due to the threaded fit between the screw rod 4 and the threaded hole 5, the operator can solve the problem by selecting the rotating table 7 with different heights.
The limiting component 10 is a limiting bolt 11, the limiting bolt 11 is in threaded connection with the cutting motor 8, and the end part of the limiting bolt 11 abuts against the rotating platform 7.
In the in-service use process, place base 1 on ground, the small circle post is placed up, place the base 1 that will wait to cut on base 1, small circle post 2 is located inside stator core a, twist screw 4 spiral into screw hole 5 with the screw rod, screw rod 4 progressively moves down, the second wedge 19 of trigger bar 13 tip can produce the extrusion force to the first wedge 18 of supporting side lever 17, supporting side lever 17 can slide toward both sides, until the gyro wheel 20 and the stator core an inside wall of supporting side lever 17 tip offset, open cutting motor 8, select revolving stage 7 of suitable height, unscrew limit bolt 11, the horizontal direction adjustment cutting motor 8's transverse position, screw limit bolt 11 tightly, circumference rotation cutting motor 8 and revolving stage 7, can cut stator winding b from stator core a.
The above description is intended to be illustrative of the present invention and not to limit the scope of the invention, which is defined by the claims appended hereto.
Claims (3)
1. The utility model provides a motor coil cutting device which characterized by: the cutting device comprises a base (1) and a screw rod (4), wherein the base (1) is a T-shaped round table, the base (1) comprises a small cylinder (2) located at the upper end and a large cylinder (3) located at the lower end, a threaded hole (5) is formed in the middle of the upper end face of the small cylinder (2), the lower end of the screw rod (4) is connected into the threaded hole (5) in a threaded mode, and a cutting portion (6) is arranged at the upper end of the screw rod (4);
the cutting part (6) comprises a rotating table (7) which is rotatably connected to the upper end of the screw rod (4), a cutting motor (8) is connected to the end face, deviating from the screw rod (4), of the rotating table (7) in a transverse sliding mode, a limiting component (10) used for limiting the sliding position of the cutting motor (8) is arranged on the rotating table (7), the cutting motor (8) comprises a cutting piece (9), and the cutting piece (9) protrudes out of the outer side of the cutting motor (8) and is used for transversely cutting off the stator winding (b);
a support component (12) is arranged in the screw rod (4), and the end part of the support component (12) is used for abutting against the side wall of the inner ring of the stator core (a);
the supporting assembly (12) comprises a trigger rod (13), the lower end of the trigger rod (13) is fixedly connected into the threaded hole (5), a trigger channel (15) is arranged in the screw rod (4), the length of the trigger channel (15) is consistent with the depth direction of the threaded hole (5), and the trigger channel (15) is used for the trigger rod (13) to penetrate through;
the stator core supporting structure is characterized in that at least two supporting channels (16) are arranged on the screw rod (4), the two supporting channels (16) are symmetrically distributed by taking the middle part of the limiting bolt (11) as the center, one end of each supporting channel (16) is communicated with the circumferential outer side wall of the screw rod (4), the other end of each supporting channel is communicated with the inside of the triggering channel (15), a supporting side rod (17) is arranged in each supporting channel (16) in a sliding mode, a first wedge-shaped surface (18) is arranged at the end part, close to the triggering channel (15), of each supporting side rod (17), and the end part, deviating from the triggering channel (15), of each supporting side rod (17) is used for abutting against;
the upper end of the trigger rod (13) is provided with at least two second wedge-shaped surfaces (19) which correspond to the first wedge-shaped surfaces (18) one by one.
2. The electric machine coil cutting apparatus as set forth in claim 1, wherein: the limiting component (10) is a limiting bolt (11), the limiting bolt (11) is in threaded connection with the cutting motor (8), and the end portion of the limiting bolt (11) abuts against the rotating table (7).
3. The electric machine coil cutting apparatus as set forth in claim 1, wherein: the end part of the supporting side rod (17) departing from the triggering channel (15) is provided with a roller (20) in a rolling mode, and the roller (20) is used for abutting against the inner side wall of the stator core (a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810786048.8A CN108964368B (en) | 2018-07-17 | 2018-07-17 | Motor coil cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810786048.8A CN108964368B (en) | 2018-07-17 | 2018-07-17 | Motor coil cutting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108964368A CN108964368A (en) | 2018-12-07 |
| CN108964368B true CN108964368B (en) | 2020-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810786048.8A Active CN108964368B (en) | 2018-07-17 | 2018-07-17 | Motor coil cutting device |
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| Country | Link |
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| CN (1) | CN108964368B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112542925A (en) * | 2021-01-11 | 2021-03-23 | 瓮福（集团）有限责任公司 | Method for dismantling motor winding |
| CN113894230A (en) * | 2021-11-03 | 2022-01-07 | 泰信电机(苏州)有限公司 | Novel motor wire cutting device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3805653B2 (en) * | 2001-08-17 | 2006-08-02 | 三菱電機株式会社 | Stator winding wedge cutting device |
| CN2726205Y (en) * | 2004-09-20 | 2005-09-14 | 大庆石油管理局 | Motor stator coil cutting machine |
| CN2790022Y (en) * | 2005-04-15 | 2006-06-21 | 中国石化胜利油田有限公司河口采油厂 | Motor winding coil cutting machine |
| CN201355791Y (en) * | 2008-12-16 | 2009-12-02 | 李蛟真 | Motor stator winding cutting machine |
| CN104682636B (en) * | 2015-03-24 | 2016-12-07 | 邢义军 | A kind of portable electric machine coil sickle |
| CN105576907B (en) * | 2015-12-14 | 2018-04-20 | 安徽威能电机有限公司 | Electrical-coil cutter device |
| CN206731790U (en) * | 2017-05-10 | 2017-12-12 | 天津富力人防设备有限公司 | A kind of motor cuts unwinder |
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2018
- 2018-07-17 CN CN201810786048.8A patent/CN108964368B/en active Active
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| CN108964368A (en) | 2018-12-07 |
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