CN108471209B - False hook component for motor commutator - Google Patents

False hook component for motor commutator Download PDF

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Publication number
CN108471209B
CN108471209B CN201810362959.8A CN201810362959A CN108471209B CN 108471209 B CN108471209 B CN 108471209B CN 201810362959 A CN201810362959 A CN 201810362959A CN 108471209 B CN108471209 B CN 108471209B
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false
sleeve head
commutator
head
wall
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CN201810362959.8A
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CN108471209A (en
Inventor
秦军
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WUHU DELI MOTOR CO Ltd
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WUHU DELI MOTOR CO Ltd
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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
    • H02K15/04—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of windings, prior to mounting into machines
    • H02K15/0435—Wound windings
    • 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
    • H02K15/08—Forming windings by laying conductors into or around core parts
    • H02K15/09—Forming windings by laying conductors into or around core parts by laying conductors into slotted rotors

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Motor Or Generator Current Collectors (AREA)

Abstract

The invention discloses a false hook component for a motor commutator, which comprises a false sleeve head and a sheath, wherein the false sleeve head is of a hollow cylindrical structure, the bottom of the outer wall of the false sleeve head is uniformly provided with a plurality of hooks with upward openings, the inner cavity of the false sleeve head is also provided with a commutator positioning block, and the commutator positioning block is positioned at the top of the false sleeve head; the protective sleeve consists of a head protector, a neck protector and a protective wall, wherein the neck protector is positioned between the head protector and the protective wall, the protective wall is also of a hollow cylindrical structure, the false sleeve head is sleeved in an inner cavity of the protective wall, the outer diameter of the false sleeve head is equal to the inner diameter of the protective wall, the hooks are positioned on the outer side of the protective wall, and the height of the false sleeve head is not less than the height of the protective wall. The false hook assembly disclosed by the invention has the characteristics of simple device, convenience in operation, and tight winding of the rotor, and basically avoids the phenomenon of wire breakage in the winding process of the coil.

Description

False hook component for motor commutator
Technical Field
The invention relates to processing equipment of a motor rotor, in particular to a false hook assembly for a motor commutator.
Background
The motor is composed of a rotor and a stator, and is a conversion device for realizing electric energy and mechanical energy and electric energy; the rotor of the motor is generally composed of a connecting shaft, a rotor core, a commutator and a coil winding. In the winding process of the existing rotor, a hook is often arranged on the side wall of a commutator, so that a coil winding is tightly fixed with the commutator, and then a joint of the coil winding is welded and fixed with the end part of the commutator; however, by adopting the structural design, after the motor is used for a long time, the coil and the commutator are easy to loosen, and the end part of the circulator is provided with the hook, so that the appearance of the circulator is greatly influenced, and the production cost of the circulator is increased. The Chinese patent CN206253559U previously applied by the company discloses an auxiliary device for welding a commutator and a copper wire, wherein a false sleeve head is sleeved outside the commutator to replace a hook on the outer wall of the commutator; the auxiliary device saves the processing cost, the false sleeve head can be repeatedly used, and meanwhile, the tension degree of a copper wire is also ensured; however, the auxiliary device is often not protected by a buffer device in the using process, which easily causes the phenomenon of wire breakage of the winding machine in the winding process, so that the winding process is stopped; aiming at the technical problems, the invention discloses a false hook component for a motor commutator, which well solves the problem that a winding is easy to break through the matching use of the false hook component.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and discloses a false hook component for a motor commutator, which aims to solve the technical problems that a rotor in the prior art is easy to cause coil breakage in the winding process, the coil is easy to be stretched and deformed by strong force and the like; the invention has the characteristics of simple device, convenient operation and tight rotor winding.
The invention discloses a false hook component for a motor commutator, which comprises a false sleeve head and a sheath, wherein the false sleeve head is of a hollow cylindrical structure, the bottom of the outer wall of the false sleeve head is uniformly provided with a plurality of hooks with upward openings, the inner cavity of the false sleeve head is also provided with a commutator positioning block, and the commutator positioning block is positioned at the top of the false sleeve head; the sheath comprises head protector, rib and dado, and the rib is located between head protector and the dado, and the dado is hollow cylinder structure also, and false pullover suit is in the dado inner chamber, and the external diameter of false pullover equals the internal diameter of dado to the couple all is located the outside of dado, and the height of false pullover is not less than the height of dado. During operation, firstly, the false sleeve head is sleeved on the commutator, then the sheath is sleeved on the false sleeve head, the winding machine is started, the motor rotor core can be wound, the enameled wire is tightly attached to the outer wall of the sheath and sequentially passes through the outer sides of the head protector, the neck protector and the wall protector, and finally slides into the groove of the hook, and the sheath can be taken away after winding is completed.
Furthermore, for better convenience, the winding wire can well slide on the hook, and the bottom end of the protective wall is provided with a sharp-edge chamfer.
Furthermore, in order to better adapt to the use of the commutator, the number of the hooks is 16-80; the same number of hooks can be adapted to different commutators according to the different number of the commutators contained in the commutators.
Further, sharp limit chamfer is 20 ~ 45.
Furthermore, in order to prevent the coil from hooking and colliding in the process of quick winding and causing partial stress damage to the coil, the joint of the neck guard and the protective wall is of a circular arc-shaped structure, so that the coil can flexibly slide into the hook.
The invention discloses a false hook component for a motor commutator.A coil winding wound by the false hook component has the advantages of tight winding, basically no phenomenon of coil midway fracture and greatly improved production efficiency.
Drawings
FIG. 1 is a schematic view of a dummy hook assembly installation;
FIG. 2 is a schematic view of a false head;
fig. 3 is a schematic view of a mounting structure of a false head and a rotor.
Detailed Description
The following examples are given for the detailed implementation and specific operation of the present invention, but the scope of the present invention is not limited to the following examples.
Example 1
Embodiment 1 discloses a false hook assembly for a motor commutator, which comprises a false sleeve head 1 and a sheath 2 as shown in fig. 1, wherein the false sleeve head 1 is of a hollow cylindrical structure, as shown in fig. 2, 36 hooks 11 with upward openings are uniformly arranged at the bottom of the outer wall of the false sleeve head 1, a commutator positioning block 12 is further arranged in the inner cavity of the false sleeve head 1, and the commutator positioning block 12 is positioned at the top of the false sleeve head 1; the sheath 2 is composed of a head protector 21, a neck protector 22 and a protecting wall 23, the neck protector 22 is positioned between the head protector 21 and the protecting wall 23, the protecting wall 23 is also in a hollow cylindrical structure, the false sleeve head 1 is sleeved in the inner cavity of the protecting wall 23, the outer diameter of the false sleeve head 1 is equal to the inner diameter of the protecting wall 23, the hooks 11 are positioned on the outer side of the protecting wall 23, and the height of the false sleeve head 1 is not less than the height of the protecting wall 23. So that a gap is left between the bottom end of the protective wall 23 and the opening of the hook 11, and the coil can slide into the opening of the hook 11; during operation, as shown in fig. 3, firstly the false sleeve head 1 is sleeved on the commutator 2, then the sheath 2 is sleeved on the false sleeve head 1, the winding machine is started to wind the motor rotor core, the enameled wire is tightly attached to the outer wall of the sheath 2 and sequentially passes through the outer sides of the head protector 21, the neck protector 22 and the wall protector 23, and finally slides into the groove of the hook 11, and the sheath 2 can be taken away after the winding is completed. Wherein, sharp-edged chamfer 3 is arranged at the bottom end of the protecting wall 23, and the sharp-edged chamfer is 20 degrees. The joint 4 of the neck guard 22 and the retaining wall 23 is in a circular arc structure, so that the coil can flexibly slide into the hook.
Example 2
Embodiment 2 discloses a false hook component for a motor commutator, which comprises a false sleeve head 1 and a sheath 2, wherein the false sleeve head 1 is of a hollow cylindrical structure, 16 hooks 11 with upward openings are uniformly arranged at the bottom of the outer wall of the false sleeve head 1, and for better adapting to the commutator, the same number of hooks can be adapted to different commutators according to the different number of commutator segments contained in the different commutators. A commutator positioning block 12 is also arranged in the inner cavity of the false sleeve head 1, and the commutator positioning block 12 is positioned at the top of the false sleeve head 1; the sheath 2 is composed of a head protector 21, a neck protector 22 and a protecting wall 23, the neck protector 22 is positioned between the head protector 21 and the protecting wall 23, the protecting wall 23 is also in a hollow cylindrical structure, the false sleeve head 1 is sleeved in the inner cavity of the protecting wall 23, the outer diameter of the false sleeve head 1 is equal to the inner diameter of the protecting wall 23, the hooks 11 are positioned on the outer side of the protecting wall 23, and the height of the false sleeve head 1 is not less than the height of the protecting wall 23. So that a gap is left between the bottom end of the protective wall 23 and the opening of the hook 11, and the coil can slide into the opening of the hook 11; during operation, firstly, the false sleeve head 1 is sleeved on the commutator 2, then the sheath 2 is sleeved on the false sleeve head 1, the winding machine is started, the motor rotor core can be wound, the enameled wire is tightly attached to the outer wall of the sheath 2 and sequentially passes through the outer sides of the head protector 21, the neck protector 22 and the wall protector 23, and finally slides into the groove of the hook 11, and the sheath 2 can be taken away after winding is completed. Wherein, sharp-edged chamfer 3 is opened at the bottom end of the protecting wall 23, and the sharp-edged chamfer is 40 degrees. The joint 4 of the neck guard 22 and the retaining wall 23 is in a circular arc structure, so that the coil can flexibly slide into the hook.
Example 3
Embodiment 3 discloses a false hook assembly for a motor commutator, which comprises a false sleeve head 1 and a sheath 2, wherein the false sleeve head 1 is of a hollow cylindrical structure, 80 hooks 11 with upward openings are uniformly arranged at the bottom of the outer wall of the false sleeve head 1, a commutator positioning block 12 is further arranged in the inner cavity of the false sleeve head 1, and the commutator positioning block 12 is positioned at the top of the false sleeve head 1; the sheath 2 is composed of a head protector 21, a neck protector 22 and a protecting wall 23, the neck protector 22 is positioned between the head protector 21 and the protecting wall 23, the protecting wall 23 is also in a hollow cylindrical structure, the false sleeve head 1 is sleeved in the inner cavity of the protecting wall 23, the outer diameter of the false sleeve head 1 is equal to the inner diameter of the protecting wall 23, the hooks 11 are positioned on the outer side of the protecting wall 23, and the height of the false sleeve head 1 is not less than the height of the protecting wall 23. So that a gap is left between the bottom end of the protective wall 23 and the opening of the hook 11, and the coil can slide into the opening of the hook 11; during operation, firstly, the false sleeve head 1 is sleeved on the commutator 2, then the sheath 2 is sleeved on the false sleeve head 1, the winding machine is started, the motor rotor core can be wound, the enameled wire is tightly attached to the outer wall of the sheath 2 and sequentially passes through the outer sides of the head protector 21, the neck protector 22 and the wall protector 23, and finally slides into the groove of the hook 11, and the sheath 2 can be taken away after winding is completed. Wherein, the bottom of the protecting wall 23 is provided with a sharp-edged chamfer 3. The sharp edge chamfer angle is 45 degrees. The joint 4 of the neck guard 22 and the retaining wall 23 is in a circular arc structure, so that the coil can flexibly slide into the hook.

Claims (5)

1. The false hook assembly for the motor commutator is characterized by comprising a false sleeve head and a sheath, wherein the false sleeve head is of a hollow cylindrical structure, a plurality of hooks with upward openings are uniformly arranged at the bottom of the outer wall of the false sleeve head, a commutator positioning block is further arranged in an inner cavity of the false sleeve head, and the commutator positioning block is positioned at the top of the false sleeve head;
the sheath comprises head protector, rib and dado, the rib is located between head protector and the dado, the dado is hollow cylinder structure also, false pullover suit is in the dado inner chamber, false pullover's external diameter with the internal diameter of dado equals, and the couple all is located the outside of dado, false pullover highly not less than the height of dado.
2. The dummy hook assembly for a motor commutator claimed in claim 1, wherein the bottom end of the guard wall is chamfered with a sharp edge.
3. The dummy hook assembly for a motor commutator claimed in claim 1, wherein the number of the hooks is 16 to 80.
4. A dummy hook assembly for a motor commutator as set forth in claim 2, wherein the sharp-edged chamfer is 20 to 45 °.
5. The dummy hook assembly for a motor commutator claimed in claim 1, wherein the joint of the neck protector and the retaining wall has a circular arc-shaped configuration.
CN201810362959.8A 2018-04-21 2018-04-21 False hook component for motor commutator Active CN108471209B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810362959.8A CN108471209B (en) 2018-04-21 2018-04-21 False hook component for motor commutator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810362959.8A CN108471209B (en) 2018-04-21 2018-04-21 False hook component for motor commutator

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CN108471209A CN108471209A (en) 2018-08-31
CN108471209B true CN108471209B (en) 2020-02-21

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201434043Y (en) * 2009-02-24 2010-03-31 赵丰 Automobile used engine rear suspended cushion assembly
CN202513424U (en) * 2012-04-10 2012-10-31 宁波市鄞州欣佳电机厂 Motor commutator
CN202907409U (en) * 2012-10-29 2013-04-24 中国航空工业集团公司第六三一研究所 Electromagnetic shielding sheath device
CN203242891U (en) * 2013-03-04 2013-10-16 深圳市利丰科技有限公司 A commutator with inner hooks with circular corners
CN205870948U (en) * 2016-06-23 2017-01-11 朱传贤 Dead spring gas pocket cover of anti -sticking
CN106552886A (en) * 2016-11-24 2017-04-05 芜湖德力电机有限公司 A kind of diverter and copper wire welding auxiliary device and its welding method

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201434043Y (en) * 2009-02-24 2010-03-31 赵丰 Automobile used engine rear suspended cushion assembly
CN202513424U (en) * 2012-04-10 2012-10-31 宁波市鄞州欣佳电机厂 Motor commutator
CN202907409U (en) * 2012-10-29 2013-04-24 中国航空工业集团公司第六三一研究所 Electromagnetic shielding sheath device
CN203242891U (en) * 2013-03-04 2013-10-16 深圳市利丰科技有限公司 A commutator with inner hooks with circular corners
CN205870948U (en) * 2016-06-23 2017-01-11 朱传贤 Dead spring gas pocket cover of anti -sticking
CN106552886A (en) * 2016-11-24 2017-04-05 芜湖德力电机有限公司 A kind of diverter and copper wire welding auxiliary device and its welding method

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