CN102624168A - Winding method of motor rotor coil - Google Patents

Abstract

The invention relates to a winding method of a rotor coil of a motor. In the method, a rotor spindle as well as an insulation sleeve and a coil which are sheathed on the rotor spindle are utilized, wherein a commutator and a winding skeleton are sequentially sheathed on the insulation sleeve, a magnetic pole group is arranged on the outer side of the winding skeleton, a coil is wound on twelve through slots which are sequentially arranged along the circumference of the winding skeleton, and a concrete coil winding step is as follows: first-twelfth turns of coils are sequentially wound. The winding method of the rotor coil of the motor provided by the invention adopts a decreasing coil winding manner, and lengths of the first-twelfth turns of coils are the same, thus the fluctuation range of resistance is more stable, the phenomenon that spark is produced when the rotor of the motor rotates can be effectively avoided, and the motor can be avoided from being damaged; and the surface of the commutator selects optimal roughness, and the phenomenon that the commutator slides can be avoided.

Description

Winding method of motor rotor coil

technical field

The invention relates to the field of motors, in particular to a winding method for a motor rotor coil.

Background technique

With the development of the national economy, motors have been widely used in various equipment, such as motors that drive fan blades, generators driven by wind or water conservancy, etc. These are common motors.

At present, in the method of winding the coil in the motor rotor, the number of coils wound on the rotor of most motors is the same. Since the number of coils wound on the first turn of the coil is the same as the number of turns wound on the twelfth turn of the coil, this method is adopted Winding method, which causes the length of the first turn coil to be L1, and so on, the length of the twelfth turn coil is L12. In this way, the length of the outermost coil is longer, so far the length of L12 is much longer than L1, the fluctuation range of the resistance value is large, the current is unstable, and the anti-electromagnetic interference is poor, resulting in the generation of sparks during the rotation of the motor rotor, resulting in damage to the motor.

Contents of the invention

The technical problem to be solved by the present invention is: in order to overcome the above-mentioned problems, provide a winding method of the motor rotor coil, which reduces the sparks when the motor rotor rotates and improves the resistance to electromagnetic interference.

The technical solution adopted by the present invention to solve the technical problem is: a winding method of the motor rotor coil, including the rotor shaft, the insulating sleeve and the coil sleeved on the rotor shaft, and the commutator is sequentially sleeved on the insulating sleeve And the winding frame, the magnetic pole group is installed on the outer surface of the winding frame, and the coil is wound on the 12 wire slots successively opened along the circumference of the winding frame. The specific coil winding steps are as follows:

a. Winding of the first turn coil: the first copper wire and the second copper wire pass through the copper hook on the outside of the commutator, respectively for the first wire slot, the eighth wire slot and the second wire slot Winding with the seventh wire slot, the specific winding method is as follows: the incoming end of the first copper wire is passed through the first wire slot of the winding frame, and the eighth wire slot is passed through to wind N turns , at the same time, the incoming wire end of the second copper wire is passed through the second wire slot of the winding frame and passed out from the seventh wire slot to wind N turns, and the length after N turns is L1;

b. Winding of the second coil: After winding a, the first copper wire and the second copper wire pass through the copper hook on the outside of the commutator again, and the incoming end of the first copper wire passes through again The first wire slot of the winding frame passes through the eighth wire slot to wind the Z circle. At the same time, the incoming end of the second copper wire passes through the second wire slot of the winding frame and passes through the seventh wire slot. The slot goes out to make a Z circle, where Z≤N, the length of the Z circle after winding is L2, L2=L1;

c. Winding of the third coil: After the above b winding is completed, turn the winding frame at a certain angle, and the first copper wire and the second copper wire pass through the copper hooks on the outside of the commutator again, respectively The third wire slot and the tenth wire slot, as well as the fourth wire slot and the ninth wire slot are wound, and the specific winding method is as follows: the incoming end of the first copper wire passes through the first wire winding frame. The third wire slot passes through the tenth wire slot to wind the X circle. At the same time, the incoming end of the second copper wire passes through the fourth wire slot of the winding frame and passes through the ninth wire slot for winding. Make X circle, where X≤Z, the length after winding X circle is L3;

d. Winding of the fourth turn coil: After winding c, the first copper wire and the second copper wire pass through the copper hook outside the commutator again, and the incoming end of the first copper wire passes through again The third wire slot of the winding bobbin passes through the tenth wire slot to wind the C circle. At the same time, the incoming end of the second copper wire passes through the fourth wire slot of the winding bobbin and passes through the ninth wire The groove is passed out to make a C circle, where C≤X, the length of the C circle after winding is L4, L4=L3;

e. Winding of the fifth turn coil: After the above d winding is completed, turn the winding frame at a certain angle, and the first copper wire and the second copper wire pass through the copper hooks on the outside of the commutator, respectively. The fifth wire slot and the twelfth wire slot as well as the sixth wire slot and the eleventh wire slot are used for winding. The specific winding method is as follows: the incoming end of the first copper wire is inserted into the winding frame The fifth wire slot passes through the twelfth wire slot to wind the V circle. At the same time, the incoming end of the second copper wire passes through the sixth wire slot of the winding frame and passes through the eleventh wire slot. out to wind the V circle, where V≤C, the length of the V circle after winding is L5;

f. Winding of the sixth turn coil: After winding e is completed, the first copper wire and the second copper wire pass through the copper hook outside the commutator again, and the incoming end of the first copper wire passes through again The fifth wire slot of the winding frame passes through the twelfth wire slot to wind the B circle. Go out through the wire slot to wind B circle, where B≤V, the length after winding B circle is L6, L6=L5;

g. Winding of the seventh turn coil: After the above f winding is completed, turn the winding frame at a certain angle, and the first copper wire and the second copper wire pass through the copper hooks on the outside of the commutator, respectively. The first wire slot and the eighth wire slot, as well as the second wire slot and the seventh wire slot are wound. The specific winding method is as follows: the incoming end of the first copper wire penetrates into the first wire winding frame. Pass the wire slot through the eighth wire slot for winding M circles, and at the same time, the incoming end of the second copper wire passes through the second wire slot of the winding frame and passes through the seventh wire slot for winding M circles, where M≤B and M<N, the length after winding M circles is L7;

h. Winding of the eighth turn coil: After winding g, the first copper wire and the second copper wire pass through the copper hook on the outside of the commutator again, and the incoming end of the first copper wire passes through again The first wire slot of the winding bobbin passes through the eighth wire slot to wind the Q circle. At the same time, the incoming end of the second copper wire passes through the second wire slot of the winding bobbin and passes through the seventh wire slot. The slot goes out to wind Q circle, where Q≤M, the length after winding Q circle is L8, L8=L7;

i. Winding of the ninth turn coil: After the above h winding is completed, turn the winding frame at a certain angle, and the first copper wire and the second copper wire pass through the copper hooks on the outside of the commutator again, respectively. The third wire slot and the tenth wire slot, as well as the fourth wire slot and the ninth wire slot are wound, and the specific winding method is as follows: the incoming end of the first copper wire passes through the first wire winding frame. The third wire slot passes through the tenth wire slot to wind the W circle. At the same time, the incoming end of the second copper wire passes through the fourth wire slot of the winding frame and passes through the ninth wire slot for winding. Make a W circle, where W≤Q, and the length of the W circle after winding is L9;

j. Winding of the tenth turn coil: After winding i is finished, the first copper wire and the second copper wire pass through the copper hook outside the commutator again, and the incoming end of the first copper wire penetrates into the coil The third wire slot of the wire frame passes through the tenth wire slot to wind the E circle, and at the same time, the incoming end of the second copper wire passes through the fourth wire slot of the winding frame and passes through the ninth wire slot Go out and wind the E circle, where E≤W, the length after winding the E circle is L10, L10=L9;

k. Winding of the eleventh turn coil: After the above j winding is completed, turn the winding frame at a certain angle, and the first copper wire and the second copper wire pass through the copper hooks on the outside of the commutator, respectively. The fifth wire slot, the twelfth wire slot, the sixth wire slot and the eleventh wire slot are wound, and the specific winding method is as follows: the incoming end of the first copper wire is inserted into the winding skeleton The fifth wire slot passes through the twelfth wire slot to wind the R circle, and at the same time, the incoming end of the second copper wire passes through the sixth wire slot of the winding skeleton and passes through the eleventh wire slot Go out and make an R circle, where R≤E, and the length after winding the R circle is L11;

l. Winding of the twelfth turn coil: After winding k is finished, the first copper wire and the second copper wire pass through the copper hook outside the commutator again, and the incoming end of the first copper wire passes through again The fifth wire slot of the winding skeleton is passed through the twelfth wire slot to wind a T-circle, and at the same time, the incoming end of the second copper wire is passed through the sixth wire slot of the winding Once passing through the wire slot, wind the T circle, where T≤R, the length of the T circle after winding is L12, L12=L11;

Where N+T=Z+R=X+E=C+W=V+Q=B+M.

In order to make the fluctuation of the resistance relatively stable and reduce the phenomenon of sparks generated during the rotation of the rotor, the N, Z, X, C, V, B, M, Q, W, E, R and T are decreasing coils way of winding.

The L1, L2, L3, L4, L5, L6, L7, L8, L9, L10, L11 and L12 are all equal, so that the length of each turn of the coil remains unchanged, thereby not affecting the resistance value.

In order to prevent the surface commutator from slipping during operation, the surface roughness of the copper sheet on the outer surface of the commutator is 0.5-1.0 um.

In order to better avoid slippage, the surface roughness of the copper sheet on the outer surface of the commutator is 0.65um.

The beneficial effect of the present invention is that the winding method of the motor rotor coil of the present invention adopts the winding method of the decreasing coil, so that the length of the first turn coil to the length of the twelfth turn coil is equal, so that the resistance value The fluctuating range is relatively stable, thereby effectively reducing the generation of sparks when the motor rotor rotates, and avoiding damage to the motor; choosing the best roughness for the commutator surface can avoid the commutator slipping phenomenon.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

Fig. 1 is a structural schematic diagram of the present invention.

In the figure 1. Rotor shaft, 2. Insulation sleeve, 3. Coil, 4. Commutator, 5. Winding skeleton, 6. Magnetic pole group.

Detailed ways

The present invention is described in further detail now in conjunction with accompanying drawing. These drawings are all simplified schematic diagrams, which only illustrate the basic structure of the present invention in a schematic manner, so they only show the configurations related to the present invention.

The winding method of the motor rotor coil shown in Figure 1 includes a rotor shaft 1, an insulating sleeve 2 and a coil 3 sleeved on the rotor shaft 1, and a commutator 4 and a winding frame 5 are sequentially sleeved on the insulating sleeve 2, The surface roughness of the copper sheet on the outer surface of the commutator 4 is 0.65um, and the magnetic pole group 6 is installed on the outer surface of the winding bobbin 5, and the coil 3 is wound in 12 wire slots opened sequentially along the circumference of the winding bobbin 5 Above, the specific coil winding steps are as follows: First, the first coil winding is carried out: the first copper wire and the second copper wire pass through the copper hooks on the outside of the commutator 4, respectively for the first wire slot and the second wire slot. The eight wire slots, the second wire slot and the seventh wire slot are used for winding. The specific winding method is as follows: the incoming end of the first copper wire is inserted into the first wire slot of the winding skeleton 5 from the first wire slot The eight wire slots are passed out for 28 turns, and at the same time, the incoming end of the second copper wire is passed through the second wire slot of the winding frame 5 and passed through the seventh wire slot for 28 rounds of winding. The length after making 28 turns is L1; after winding the first turn of the coil, the second turn of the coil is wound, and the first copper wire and the second copper wire pass through the copper hook on the outside of the commutator 4 again, The wire entry end of the first copper wire passes through the first wire slot of the winding frame 5 again and goes out from the 8th wire slot for winding 28 turns. At the same time, the wire inlet end of the second copper wire passes through the winding The second wire-passing slot of the wire frame 5 passes through the seventh wire-passing slot for winding 28 turns, and the length after winding 28 turns is L2; system, turn the winding frame 5 to a certain angle, and the first copper wire and the second copper wire pass through the copper hooks on the outside of the commutator 4 again, respectively for the third wire slot, the tenth wire slot and the first wire slot. Winding is carried out through the four wire slots and the ninth wire slot, and the specific winding method is as follows: the incoming end of the first copper wire passes through the third wire slot of the winding frame 5 and passes out from the tenth wire slot Winding 27 laps, at the same time, the incoming end of the second copper wire penetrates the fourth wire slot of the winding frame 5 and passes out from the ninth wire slot to wind 27 laps, and the length after winding 27 laps is L3; after winding the third coil, the fourth coil is wound, the first copper wire and the second copper wire pass through the copper hook on the outside of the commutator 4 again, and the first copper wire enters The wire end passes through the third wire slot of the winding bobbin 5 again and goes out from the tenth wire slot for winding 27 turns. The wire slot passes through the ninth wire slot and winds 27 turns, and the length after the 27 rounds is L4; after the fourth turn of the coil is wound, the fifth turn of the coil is wound, and the winding skeleton 5 After turning at a certain angle, the first copper wire and the second copper wire pass through the copper hooks on the outside of the commutator 4, respectively to the fifth wire slot and the twelfth wire slot and the sixth wire slot and the tenth wire slot. The specific winding method is as follows: the incoming end of the first copper wire is passed through the fifth wire slot of the winding frame 5, and the twelfth wire slot is passed through for winding 27 turns , at the same time, the wire-entry end of the second copper wire penetrates the sixth wire slot of the winding frame 5 and passes out from the eleventh wire slot for winding 27 turns, and the length after winding the V circle is L5; After the fifth turn of the coil is finished, proceed to Carry out the winding of the sixth turn coil, the first copper wire and the second copper wire pass through the copper hook on the outside of the commutator 4 again, and the incoming wire end of the first copper wire passes through the first wire winding frame 5 again. The fifth wire slot is passed through the twelfth wire slot for winding 26 turns. At the same time, the incoming end of the second copper wire is passed through the sixth wire slot of the winding frame 5 and passed through the eleventh wire slot. After winding 26 turns, the length after winding 26 turns is L6; after the winding of the sixth turn of the coil is completed, the winding of the seventh turn of the coil is carried out, and the winding skeleton 5 is rotated through a certain angle, and the first copper wire and the second copper wire pass through the copper hooks on the outside of the commutator 4, and wind the first wire slot, the eighth wire slot, the second wire slot and the seventh wire slot respectively. The manufacturing method is as follows: the incoming end of the first copper wire is passed through the first wire slot of the winding frame 5 and passed out from the eighth wire slot for winding 26 turns; at the same time, the incoming wire end of the second copper wire Go through the second wire slot of the winding frame 5 and go out from the seventh wire slot to wind 26 turns, and the length after winding 26 turns is L7; after winding the seventh turn of the coil, perform the eighth turn of the coil Winding, the first copper wire and the second copper wire pass through the copper hook on the outside of the commutator 4 again, and the incoming end of the first copper wire passes through the first wire slot of the winding skeleton 5 again from The eighth wire slot is passed out for 25 turns, and at the same time, the incoming end of the second copper wire is passed through the second wire slot of the winding frame 5 and passed through the seventh wire slot for 25 rounds of winding. The length after winding 25 turns is L8; after the eighth turn of the coil is wound, the ninth turn of the coil is wound, the winding skeleton 5 is turned over a certain angle, and the first copper wire and the second copper wire are again Through the copper hook on the outside of the commutator 4, wind the third wire slot, the tenth wire slot, the fourth wire slot and the ninth wire slot respectively. The specific winding method is as follows: the first The incoming end of the copper wire passes through the third wire slot of the winding frame 5 and passes through the tenth wire slot for winding 25 turns. At the same time, the incoming end of the second copper wire passes through the winding frame 5 The fourth wire slot passes through the ninth wire slot to wind 25 turns, and the length after 25 rounds of winding is L9; after the ninth turn coil is wound, the tenth turn coil is wound, and the first copper wire and the second copper wire pass through the copper hook on the outside of the commutator 4 again, and the incoming end of the first copper wire passes through the third wire slot of the winding frame 5 and passes through the tenth wire slot for winding. Make 25 turns, at the same time, the incoming end of the second copper wire is passed through the fourth wire slot of the winding frame 5 and passed out from the ninth wire slot to wind 25 turns, and the length after winding 25 turns is L10 ; After the tenth turn of the coil is wound, the eleventh turn of the coil is carried out, the winding skeleton 5 is turned over a certain angle, and the first copper wire and the second copper wire pass through the commutator 4 outside Copper hooks are used to wind the fifth wire slot, the twelfth wire slot, the sixth wire slot and the eleventh wire slot respectively. The specific winding method is as follows: the incoming end of the first copper wire Pass through the fifth wire slot of the winding bobbin 5 and go out from the twelfth wire slot for winding 24 turns. At the same time, the incoming end of the second copper wire passes through the sixth wire slot of the winding bobbin 5 Go out from the eleventh wire slot and wind 24 turns, and the length after winding 24 turns is L11; wind the tenth After one turn of the coil is completed, the twelfth turn of the coil is wound, the first copper wire and the second copper wire pass through the copper hook on the outside of the commutator 4 again, and the incoming end of the first copper wire passes through again. Enter the fifth wire slot of the winding skeleton 5 and pass through the twelfth wire slot for winding 24 turns. At the same time, the incoming end of the second copper wire passes through the sixth wire slot of the winding The eleventh pass through the wire slot for winding 24 turns, and the length after winding 24 turns is L12; where L1=L2=L3=L4=L5=L6=L7=L8=L9=L10=L11=L12, the first The windings from the first coil to the twelfth coil are in the form of decreasing coils.

Obtain following experimental data according to above-mentioned embodiment:

According to the comparison of the above data, it can be concluded that the method of decreasing winding can reduce the generation of sparks when the rotor rotates, enhance the resistance to electromagnetic interference, and avoid damage to the motor.

Inspired by the above-mentioned ideal embodiment according to the present invention, through the above-mentioned description content, relevant workers can make various changes and modifications within the scope of not departing from the technical idea of the present invention. The technical scope of the present invention is not limited to the content in the specification, but must be determined according to the scope of the claims.

Claims (5)

1. the method for winding of a motor-spin-coil; Comprise rotor shaft (1) and be enclosed within insulating case (2) and the coil (3) on the rotor shaft (1); Be set with commutator (4) and bobbin (5) on the described insulating case (2) successively; On bobbin (5) lateral surface magnetic pole set (6) is installed, coil (3) is wound on 12 crossed beam trunkings that bobbin (5) offers along circumference successively, it is characterized in that concrete coiling step is following:

A. the coiling of the first circle coil: first copper cash and second copper cash pass the copper hook outside the commutator; Respectively first crossed beam trunking and the 8th crossed beam trunking and second crossed beam trunking and the 7th crossed beam trunking are carried out coiling; Its concrete winding method is following: first crossed beam trunking that the end of incoming cables of first copper cash penetrates bobbin passes from the 8th crossed beam trunking and carries out coiling N circle; Simultaneously; Second crossed beam trunking that the end of incoming cables of second copper cash penetrates bobbin passes from the 7th crossed beam trunking and carries out coiling N circle, and the length behind the coiling N circle is L1;

B. the coiling of the second circle coil: after coiling a finishes; First copper cash and second copper cash pass the copper hook in the commutator outside once more, and first crossed beam trunking that the end of incoming cables of first copper cash penetrates bobbin once more passes from the 8th crossed beam trunking and carries out coiling Z circle, simultaneously; Second crossed beam trunking that the end of incoming cables of second copper cash penetrates bobbin passes from the 7th crossed beam trunking and carries out coiling Z circle; Z≤N wherein, the length behind the coiling Z circle is L2, L2=L1;

C. the coiling of the 3rd circle coil: after above-mentioned b coiling finishes; Bobbin is turned over certain angle; First copper cash and second copper cash pass the copper hook in the commutator outside once more, respectively the 3rd crossed beam trunking and the tenth crossed beam trunking and the 4th crossed beam trunking and the 9th crossed beam trunking are carried out coiling, and its concrete winding method is following: the 3rd crossed beam trunking that the end of incoming cables of first copper cash penetrates bobbin passes from the tenth crossed beam trunking and carries out coiling X circle; Simultaneously; The 4th crossed beam trunking that the end of incoming cables of second copper cash penetrates bobbin passes from the 9th crossed beam trunking and carries out coiling X circle, X≤Z wherein, and the length behind the coiling X circle is L3;

D. the coiling of the 4th circle coil: after coiling c finishes; First copper cash and second copper cash pass the copper hook in the commutator outside once more, and the 3rd crossed beam trunking that the end of incoming cables of first copper cash penetrates bobbin once more passes from the tenth crossed beam trunking and carries out coiling C circle, simultaneously; The 4th crossed beam trunking that the end of incoming cables of second copper cash penetrates bobbin passes from the 9th crossed beam trunking and carries out coiling C circle; C≤X wherein, the length behind the coiling C circle is L4, L4=L3;

E. the coiling of the 5th circle coil: after above-mentioned d coiling finishes; Bobbin is turned over certain angle; First copper cash and second copper cash pass the copper hook in the commutator outside, respectively the 5th crossed beam trunking and the 12 crossed beam trunking and the 6th crossed beam trunking and the 11 crossed beam trunking are carried out coiling, and its concrete winding method is following: the 5th crossed beam trunking that the end of incoming cables of first copper cash penetrates bobbin passes from the 12 crossed beam trunking and carries out coiling V circle; Simultaneously; The 6th crossed beam trunking that the end of incoming cables of second copper cash penetrates bobbin passes from the 11 crossed beam trunking and carries out coiling V circle, V≤C wherein, and the length behind the coiling V circle is L5;

F. the coiling of the 6th circle coil: after coiling e finishes; First copper cash and second copper cash pass the copper hook in the commutator outside once more, and the 5th crossed beam trunking that the end of incoming cables of first copper cash penetrates bobbin once more passes from the 12 crossed beam trunking and carries out coiling B circle, simultaneously; The 6th crossed beam trunking that the end of incoming cables of second copper cash penetrates bobbin passes from the 11 crossed beam trunking and carries out coiling B circle; B≤V wherein, the length behind the coiling B circle is L6, L6=L5;

G. the coiling of the 7th circle coil: after above-mentioned f coiling finishes; Bobbin is turned over certain angle; First copper cash and second copper cash pass the copper hook in the commutator outside, respectively first crossed beam trunking and the 8th crossed beam trunking and second crossed beam trunking and the 7th crossed beam trunking are carried out coiling, and its concrete winding method is following: first crossed beam trunking that the end of incoming cables of first copper cash penetrates bobbin passes from the 8th crossed beam trunking and carries out coiling M circle; Simultaneously; Second crossed beam trunking that the end of incoming cables of second copper cash penetrates bobbin passes from the 7th crossed beam trunking and carries out coiling M circle, wherein M≤B and M＜N, and the length behind the coiling M circle is L7;

H. the coiling of the 8th circle coil: after coiling g finishes; First copper cash and second copper cash pass the copper hook in the commutator outside once more, and first crossed beam trunking that the end of incoming cables of first copper cash penetrates bobbin once more passes from the 8th crossed beam trunking and carries out coiling Q circle, simultaneously; Second crossed beam trunking that the end of incoming cables of second copper cash penetrates bobbin passes from the 7th crossed beam trunking and carries out coiling Q circle; Q≤M wherein, the length behind the coiling Q circle is L8, L8=L7;

I. the coiling of the 9th circle coil: after above-mentioned h coiling finishes; Bobbin is turned over certain angle; First copper cash and second copper cash pass the copper hook in the commutator outside once more, respectively the 3rd crossed beam trunking and the tenth crossed beam trunking and the 4th crossed beam trunking and the 9th crossed beam trunking are carried out coiling, and its concrete winding method is following: the 3rd crossed beam trunking that the end of incoming cables of first copper cash penetrates bobbin passes from the tenth crossed beam trunking and carries out coiling W circle; Simultaneously; The 4th crossed beam trunking that the end of incoming cables of second copper cash penetrates bobbin passes from the 9th crossed beam trunking and carries out coiling W circle, W≤Q wherein, and the length behind the coiling W circle is L9;

J. the coiling of the tenth circle coil: after coiling i finishes; First copper cash and second copper cash pass the copper hook in the commutator outside once more, and the 3rd crossed beam trunking that the end of incoming cables of first copper cash penetrates bobbin passes from the tenth crossed beam trunking and carries out coiling E circle, simultaneously; The 4th crossed beam trunking that the end of incoming cables of second copper cash penetrates bobbin passes from the 9th crossed beam trunking and carries out coiling E circle; E≤W wherein, the length behind the coiling E circle is L10, L10=L9;

K. the coiling of the 11 circle coil: after above-mentioned j coiling finishes; Bobbin is turned over certain angle; First copper cash and second copper cash pass the copper hook in the commutator outside, respectively the 5th crossed beam trunking and the 12 crossed beam trunking and the 6th crossed beam trunking and the 11 crossed beam trunking are carried out coiling, and its concrete winding method is following: the 5th crossed beam trunking that the end of incoming cables of first copper cash penetrates bobbin passes from the 12 crossed beam trunking and carries out coiling R circle; Simultaneously; The 6th crossed beam trunking that the end of incoming cables of second copper cash penetrates bobbin passes from the 11 crossed beam trunking and carries out coiling R circle, R≤E wherein, and the length behind the coiling R circle is L11;

1. the coiling of the 12 circle coil: after coiling k finishes; First copper cash and second copper cash pass the copper hook in the commutator outside once more, and the 5th crossed beam trunking that the end of incoming cables of first copper cash penetrates bobbin once more passes from the 12 crossed beam trunking and carries out coiling T circle, simultaneously; The 6th crossed beam trunking that the end of incoming cables of second copper cash penetrates bobbin passes from the 11 crossed beam trunking and carries out coiling T circle; T≤R wherein, the length behind the coiling T circle is L12, L12=L11;

N+T=Z+R=X+E=C+W=V+Q=B+M wherein.

2. the method for winding of motor-spin-coil according to claim 1 is characterized in that: the taper off mode of coil of described N, Z, X, C, V, B, M, Q, W, E, R and T winds the line.

3. the method for winding of motor-spin-coil according to claim 1 is characterized in that: described L1, L2, L3, L4, L5, L6, L7, L8, L9, L10, L11 and L12 all equate.

4. the method for winding of motor-spin-coil according to claim 1 is characterized in that: the roughness on the copper sheet surface on described commutator (4) outer surface is 0.5～1.0um.

5. the method for winding of motor-spin-coil according to claim 4 is characterized in that: the roughness on the copper sheet surface on described commutator (4) outer surface is 0.65um.

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