CN203760810U - Commutator segment of commutator - Google Patents
Commutator segment of commutator Download PDFInfo
- Publication number
- CN203760810U CN203760810U CN201420060985.2U CN201420060985U CN203760810U CN 203760810 U CN203760810 U CN 203760810U CN 201420060985 U CN201420060985 U CN 201420060985U CN 203760810 U CN203760810 U CN 203760810U
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- CN
- China
- Prior art keywords
- commutator
- commutator segment
- thin
- copper coin
- walled copper
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a commutator segment of a commutator. The commutator segment is one of independent segment bodies which are distributed on the circumference of the commutator. The commutator segment is characterized in that the commutator segment has a hollow structure, and the commutator segment is formed by bending a thin wall copper plate stamping with the thickness no more than 1mm. According to the utility model, the commutator segment is suitable for a large size groove-shaped or hook-shaped commutator; the manufacturing cost of the commutator product can be greatly reduced; and the mechanical strength and the overspeed performance of the commutator product can be effectively improved.
Description
Technical field
The utility model relates to a kind of commutator, is specifically related to a kind of commutator segment of commutator.
Background technology
Commutator product mainly contains three kinds of Hooked reverser, tank commutator and end commutators.Wherein, the major part of tank commutator is the grooved commutator segment with bonding wire groove, and grooved commutator segment is along independently many of the circle distribution of commutator, and every grooved commutator segment is combined with commutator matrix by its fixing feet; The major part of Hooked reverser is the hook commutator segment with crotch portion, and hook commutator segment is along independently many of the circle distribution of commutator, and every hook commutator segment is combined with commutator matrix by its fixing feet.The grooved commutator segment overwhelming majority of tradition tank commutator is made by the copper section bar that stretches, also there is only a few to adopt copper pipe (as the patent No. 201220095515.0, the disclosed technical scheme of commutator segment group > > of patent name < < end commutator) after cutting, make, the commutator segment of the tank commutator making with said method is solid construction, for large specification tank commutator, the overall dimension of grooved commutator segment is also large, obviously cost also can improve greatly, the Heavy Weight of while grooved commutator segment, during work, can produce very large centrifugal force, and being limited to prior art, the adhesion of grooved commutator segment when tank commutator injection mo(u)lding and between commutator matrix can not have significant improvement, so just have a strong impact on mechanical strength and the hypervelocity performance of tank commutator product, the mechanical strength of tank commutator product and hypervelocity performance can not be further enhanced, the application of large specification tank commutator is limited significantly.And the hook commutator segment of traditional Hooked reverser is also most, by stretching copper section bar, made, also there is only a few to adopt global copper volume (by copper coin, to roll into cylindricality copper shell shape, as the patent No. 201220283301.6, patent name < < commutator > > or the patent No. 201220083734.7, the disclosed technical scheme of copper volume > > that patent name < < makes for commutator) after cutting, make, the hook commutator segment of the Hooked reverser making with said method is also solid construction, for large specification Hooked reverser, the overall dimension of hook commutator segment is also large, obviously cost also can improve greatly, the Heavy Weight of while hook commutator segment, during work, can produce very large centrifugal force, and being limited to prior art, the adhesion of hook commutator segment when Hooked reverser injection mo(u)lding and between commutator matrix can not have significant improvement, so just have a strong impact on mechanical strength and the hypervelocity performance of Hooked reverser product, the mechanical strength of Hooked reverser product and hypervelocity performance can not be further enhanced, the application of large specification Hooked reverser is limited significantly.
Summary of the invention
Deficiency in view of background technology, the purpose of this utility model aims to provide a kind of large specification grooved or Hooked reverser of being applicable to, can greatly reduce the manufacturing cost of commutator product, and effectively improve the commutator segment of mechanical strength and the hypervelocity performance of commutator product.
The utility model takes following technical scheme to complete:
A commutator segment for commutator, is one of many independent lamellar bodies distributing on commutator circumference, it is characterized in that: every commutator segment self there is hollow-core construction, the thin-walled copper coin stamping that every commutator segment is no more than 1mm by thickness forms after bending.
Adopted the commutator segment of the commutator of technique scheme, maximum innovative point be make every commutator segment self realized hollow-core construction, it is different from the solid commutator segment being made by stretching copper section bar, also be different from the commutator segment making after being cut by copper pipe or global copper cut roll, useful technique effect of the present utility model is: 1. under the constant prerequisite of the overall dimension of commutator segment, obviously the materials of copper material obtain a large amount of savings, thereby cost is reduced greatly, all the more so for large specification grooved or Hooked reverser; 2. the weight of commutator segment can reduce greatly, the centrifugal force producing during work also can reduce greatly, and commutator segment is when commutator injection mo(u)lding, the plastic material of commutator matrix can be injected into the hollow interior of commutator segment, adhesion between commutator segment and commutator matrix can obtain enhancing to a certain extent, the reduction of centrifugal force and the enhancing of adhesion all can make the mechanical strength of commutator product and hypervelocity performance be improved significantly, thereby effectively expand the range of application of large specification grooved or Hooked reverser.
For tank commutator, the preferred structure of its hollow grooved commutator segment is: commutator segment is by sheet body, bonding wire slot part and fixed foot portion form, thin-walled copper coin stamping is symmetrical slab construction before bending, the left and right sides of thin-walled copper coin stamping is provided with the dovetail that forms commutator segment fixed foot portion, the sheet body of commutator segment is formed by the left and right sides of thin-walled copper coin stamping simultaneously after the back side direction of thin-walled copper coin stamping surpasses the bending of 90 °, the center upper portion region of thin-walled copper coin stamping is provided with inverted T shape open slot, the copper coin in this region is with inside 90 ° of bonding wire slot parts that are bent to form thread-changing sheet again after commutator segment sheet body bending.
For Hooked reverser, the preferred structure of its hollow hook commutator segment is: commutator segment is by sheet body, crotch portion and fixed foot portion form, thin-walled copper coin stamping is symmetrical slab construction before bending, the left and right sides of thin-walled copper coin stamping is provided with the dovetail that forms commutator segment fixed foot portion, the sheet body of commutator segment is formed by the left and right sides of thin-walled copper coin stamping simultaneously after the back side direction of thin-walled copper coin stamping surpasses the bending of 90 °, the top of thin-walled copper coin stamping is provided with left and right hook sheet, left and right hook sheet surpasses the crotch portion that forms thread-changing sheet after the bending of 90 ° to the frontal of thin-walled copper coin stamping.
Accompanying drawing explanation
The utility model has following accompanying drawing:
Fig. 1 is the shape assumption diagram of grooved commutator segment,
Fig. 2 is the directional diagram of looking up of Fig. 1,
Fig. 3 is the expansion view of Fig. 1,
Fig. 4 is the shape assumption diagram of hook commutator segment,
Fig. 5 is the directional diagram of overlooking of Fig. 4,
Fig. 6 is the expansion view of Fig. 4.
Embodiment
As shown in Figure 1,2 and 3, the commutator segment of commutator of the present utility model, grooved commutator segment for tank commutator, for one of many independent lamellar bodies distributing on tank commutator circumference, every grooved commutator segment self there is hollow-core construction, the thin-walled copper coin stamping that every grooved commutator segment is no more than 1mm by thickness forms after bending, and the specification of thin-walled copper coin is generally selected the wall thickness of 1mm or 0.8mm.Grooved commutator segment is by sheet body A, bonding wire slot part B and fixed foot portion C form, as shown in Figure 3, thin-walled copper coin stamping is symmetrical slab construction before bending, the left and right sides 1 of thin-walled copper coin stamping is respectively provided with three dovetails 3 that form commutator segment fixed foot portion C, the sheet body A of commutator segment is formed by the left and right sides 1 of thin-walled copper coin stamping simultaneously to the back side direction of thin-walled copper coin stamping surpasses the bending of 90 ° (being generally 91-93 °) along crease line 6 after, the center upper portion region 2 of thin-walled copper coin stamping is provided with inverted T shape open slot 4, the copper coin in this region 2 with after commutator segment sheet body bending again along the inside 90 ° of bonding wire slot part B that are bent to form thread-changing sheet of crease line 5.
As shown in Fig. 4,5 and 6, the commutator segment of commutator of the present utility model, hook commutator segment for Hooked reverser, for one of many independent lamellar bodies distributing on Hooked reverser circumference, every hook commutator segment self there is hollow-core construction, the thin-walled copper coin stamping that every hook commutator segment is no more than 1mm by thickness forms after bending, and the specification of thin-walled copper coin is generally selected the wall thickness of 1mm or 0.8mm.Hook commutator segment is by sheet body D, the E of crotch portion and fixed foot portion F form, as shown in Figure 6, thin-walled copper coin stamping is symmetrical slab construction before bending, the left and right sides 13 of thin-walled copper coin stamping is provided with two dovetails 15 that form commutator segment fixed foot portion F, the sheet body D of commutator segment is formed by the left and right sides 13 of thin-walled copper coin stamping simultaneously to the back side direction of thin-walled copper coin stamping surpasses the bending of 90 ° (being generally 91-93 °) along crease line 14 after, the top of thin-walled copper coin stamping is provided with left and right hook sheet 12, left and right hook sheet 12 surpasses the E of crotch portion that forms thread-changing sheet after the bending of 90 ° along crease line 11 to the frontal of thin-walled copper coin stamping.
The grooved commutator segment of above-mentioned tank commutator and the hook commutator segment of Hooked reverser, be not both and adopted hollow-core construction with traditional maximum, not only copper material materials are economized, reduced cost, simultaneously lightweight, the centrifugal force producing during work also can reduce greatly, and the adhesion between commutator segment and commutator matrix can be enhanced, thereby the mechanical strength of commutator product and hypervelocity performance are improved, have expanded the range of application of large specification grooved or Hooked reverser.
Claims (3)
1. a commutator segment for commutator, is one of many independent lamellar bodies distributing on commutator circumference, it is characterized in that: every commutator segment self there is hollow-core construction, the thin-walled copper coin stamping that every commutator segment is no more than 1mm by thickness forms after bending.
2. the commutator segment of a kind of commutator according to claim 1, it is characterized in that: commutator segment is grooved commutator segment, commutator segment is by sheet body, bonding wire slot part and fixed foot portion form, thin-walled copper coin stamping is symmetrical slab construction before bending, the left and right sides of thin-walled copper coin stamping is provided with the dovetail that forms commutator segment fixed foot portion, the sheet body of commutator segment is formed by the left and right sides of thin-walled copper coin stamping simultaneously after the back side direction of thin-walled copper coin stamping surpasses the bending of 90 °, the center upper portion region of thin-walled copper coin stamping is provided with inverted T shape open slot, the copper coin in this region is with inside 90 ° of bonding wire slot parts that are bent to form thread-changing sheet again after commutator segment sheet body bending.
3. the commutator segment of a kind of commutator according to claim 1, it is characterized in that: commutator segment is hook commutator segment, commutator segment is by sheet body, crotch portion and fixed foot portion form, thin-walled copper coin stamping is symmetrical slab construction before bending, the left and right sides of thin-walled copper coin stamping is provided with the dovetail that forms commutator segment fixed foot portion, the sheet body of commutator segment is formed by the left and right sides of thin-walled copper coin stamping simultaneously after the back side direction of thin-walled copper coin stamping surpasses the bending of 90 °, the top of thin-walled copper coin stamping is provided with left and right hook sheet, left and right hook sheet surpasses the crotch portion that forms thread-changing sheet after the bending of 90 ° to the frontal of thin-walled copper coin stamping.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420060985.2U CN203760810U (en) | 2014-02-08 | 2014-02-08 | Commutator segment of commutator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201420060985.2U CN203760810U (en) | 2014-02-08 | 2014-02-08 | Commutator segment of commutator |
Publications (1)
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CN203760810U true CN203760810U (en) | 2014-08-06 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201420060985.2U Withdrawn - After Issue CN203760810U (en) | 2014-02-08 | 2014-02-08 | Commutator segment of commutator |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103794961A (en) * | 2014-02-08 | 2014-05-14 | 吴清照 | Commutator sheet of commutator |
CN107887769A (en) * | 2017-11-22 | 2018-04-06 | 瑞安市博宇电器有限公司 | Carbon deposition and cold welding prevention commutator |
-
2014
- 2014-02-08 CN CN201420060985.2U patent/CN203760810U/en not_active Withdrawn - After Issue
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103794961A (en) * | 2014-02-08 | 2014-05-14 | 吴清照 | Commutator sheet of commutator |
CN103794961B (en) * | 2014-02-08 | 2016-04-06 | 瑞安市恒丰机电有限公司 | A kind of commutator segment of commutator |
CN107887769A (en) * | 2017-11-22 | 2018-04-06 | 瑞安市博宇电器有限公司 | Carbon deposition and cold welding prevention commutator |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20140806 Effective date of abandoning: 20160406 |
|
C25 | Abandonment of patent right or utility model to avoid double patenting |