CN103840348B - The manufacture craft of a kind of reverser - Google Patents
The manufacture craft of a kind of reverser Download PDFInfo
- Publication number
- CN103840348B CN103840348B CN201410112150.1A CN201410112150A CN103840348B CN 103840348 B CN103840348 B CN 103840348B CN 201410112150 A CN201410112150 A CN 201410112150A CN 103840348 B CN103840348 B CN 103840348B
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- China
- Prior art keywords
- commutator segment
- reverser
- plastic jacket
- slot
- shaping
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- Motor Or Generator Current Collectors (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The present invention discloses the manufacture craft of a kind of reverser, 1) copper cash is rolled draw punching to become commutator segment, and on this shaping commutator segment, punching goes out hook groove; 2) commutator segment is sequentially arranged in plastic jacket; 3) reverser forming mould is put in commutator segment screening after completing, and pours bakelite, by commutator segment and bakelite compression moulding; 4) take out shaping reverser, and remove plastic jacket; 5) finally the hook pin of shaping reverser is carried out crotch. The present invention reduces multiple steps of reverser processing, substantially increase production efficiency, and without Cutting Process impact, the internal stress of reverser is little, fastness is strong, it may also be useful to the life-span is long, in addition because not having turning, the thickness of commutator segment is even, and dynamic equilibrium is good, and therefore work-ing life is also just long.
Description
Technical field
What the present invention relates to is the manufacture craft of a kind of commutator for motor.
Background technology
The manufacture craft of reverser is very skillful, and main technique includes following step, 1) copper cash is rolled draw punching to become commutator segment; 2) being arranged in plastic jacket by commutator segment, it is cylindrical that plastic jacket makes commutator segment be arranged in, and has space between commutator segment, so just without the need to milling mica slot again; 3) put into reverser forming mould, pour bakelite, commutator segment and bakelite compression moulding; 4) take out shaping reverser, and remove plastic jacket; Because the hook pin of commutator segment can not be carried out envelope hook by existing screening plastic jacket, therefore hook pin can't be gone out when punching commutator segment, otherwise when filling bakelite, the hook pin of commutator segment can be stained with bakelite, need again to clear up these bakelite, which not only adds cleaning process, reduce production efficiency, and commutator segment is also had damage; Existing plastic jacket only plays the effect being convenient to commutator segment arrangement, can not ensure that commutator segment is arranged in circle, commutator segment can not be positioned, thus absolute circle can not be kept with commutator segment during bakelite compression moulding, concentricity is poor, and shaping reverser can not reach standard-required, therefore also needs to carry out 5 below) cylindrical turning process and 6) milling hook pin operation, become cylindrical by reverser car so that it is concentricity reaches standard; Last 7) crotch. The manufacture craft of existing reverser is not only loaded down with trivial details, and the internal stress of reverser can be increased through milling hook groove, turning Deng Duo road cutting process, reduce the intensity of reverser, affect its work-ing life, and cause commutator segment became uneven through turning, affect the intensity of commutator segment, reduce the transient equilibrium of reverser, the work-ing life of reverser can be had influence on equally.
Summary of the invention
In view of the technical problem that background technology exists, the technical problem to be solved in the present invention is to provide that a kind of complete processing is more easy, the manufacture craft of quality product more reverser.
In order to solve the problems of the technologies described above, the present invention adopts following technical scheme to realize: the manufacture craft of this kind of reverser, it is characterised in that its processing step is:
1) copper cash is rolled draw punching to become commutator segment, and on this shaping commutator segment, punching goes out hook groove;
2) commutator segment is sequentially arranged in plastic jacket, this plastic jacket is the right cylinder of hollow, the inwall of described plastic jacket is along the circumferential direction evenly provided with the slot for commutator segment insertion erected to arranging, the outer wall of described plastic jacket is along the circumferential direction evenly offered the short slot erected to arranging, described short slot communicates with slot, the convex tendon that the hook groove male and female with commutator segment are mated it is provided with inside the two of the lower end of described slot, described slot mates mutually with commutator segment, and the inwall of the plastic jacket that described convex tendon is corresponding is provided with back-up ring;
3) reverser forming mould is put in commutator segment screening after completing, and forming mould contacts through short slot with commutator segment, and to commutator segment location, then pours bakelite, by commutator segment and bakelite compression moulding;
4) take out shaping reverser, and remove plastic jacket;
5) finally the hook pin of shaping reverser is carried out crotch.
The clamping bar of described slot both sides is provided with groove.
Next the present invention with regard to its hook groove of punching place, so not only reduces the generation of grain material when punching commutator segment, and just without the need to milling hook groove again, it is to increase production efficiency, then the commutator segment with hook groove is inserted in the slot of specific plastic jacket, this slot mates mutually with commutator segment, convex tendon in the hook pin both sides of commutator segment and slot is close to, and outside hook pin is isolated in by back-up ring, commutator segment like this is just fixed, the hook pin of commutator segment is also real by envelope, and when filling bakelite, bakelite would not adhere on this hook pin, the outer wall of described plastic jacket has offered short slot, corresponding inwall is provided with back-up ring, complete the commutator segment after screening and put into reverser forming mould, this forming mould contacts through short slot with commutator segment, and back-up ring prevents commutator segment from tilting, ensure that the circle that commutator segment surrounds is circular, like this at the concentricity just height of the reverser filling bakelite aftershaping, do not need to carry out cylindrical turning process, therefore after adopting this kind of specific plastic jacket screening, without the need to clearing up bakelite, also without the need to milling hook pin again, without the need to cylindrical turning process, decrease multiple operation, substantially increase production efficiency, and without cutting skill, reduce the impact on reverser internal stress, thus improve the intensity of reverser, extend the work-ing life of reverser, and the concentricity height of shaping reverser, commutator segment thickness is even, dynamic equilibrium is good, also the longer service life extending reverser further is of a specified duration, and in making processes, reduce grain material produce, throw material less, reduce production cost, bring good economic benefit to production and enterprise.
Accompanying drawing explanation
The principle of work of the present invention and relevant details thereof is further described below in conjunction with accompanying drawing.
Fig. 1 is the structural representation of invention reverser.
Fig. 2 is the structural representation of commutator segment of the present invention.
Fig. 3 is the structural representation of plastic jacket of the present invention.
Fig. 4 is the partial schematic diagram in commutator segment of the present invention insertion plastic jacket.
Embodiment
The manufacture craft of this kind of reverser, its processing step is:
1) copper cash is rolled draw punching to become commutator segment 8, and on this shaping commutator segment 8, punching goes out hook groove 9, namely directly goes out hook groove 9 when punching commutator segment, reduce the generation of grain material like this, reduce production cost;
2) commutator segment 8 is sequentially arranged in plastic jacket 1, this plastic jacket 1 is the right cylinder of hollow, the inwall of described plastic jacket 1 is along the circumferential direction evenly provided with the slot 3 inserted for commutator segment 8 erected to arranging, isolated by clamping bar 2 between described slot 3, the outer wall of described plastic jacket 1 is along the circumferential direction evenly offered the short slot 4 erected to arranging, described short slot 4 communicates with slot 3, the convex tendon 6 that hook groove 9 male and female with commutator segment are mated it is provided with inside the two of described slot 3 times ends, described slot 3 mates completely with the commutator segment 8 breaking through hook groove, described commutator segment 8 inserts after in slot 3, commutator segment 8 is clamped by the clamping bar 2 of slot both sides, convex tendon 6 is by hook pin 10 both sides sealing of commutator segment, the inwall of the plastic jacket of described convex tendon 6 correspondence is provided with back-up ring 7, back-up ring 7 is by completely isolated for the hook pin 10 of commutator segment, bakelite is avoided to adhere on hook pin 10. when processing the reverser of obstructed grooved, the clamping bar 2 of described slot 3 both sides is provided with groove 5, and when filling bakelite, bakelite 11 just enters in this groove 5, is isolated by adjacent commutator segment 8, ensures not crosstalk between commutator segment 8, plays insulation effect,
3) commutator segment 8 screening becomes cylindrical after completing and puts into reverser forming mould, and forming mould contacts through short slot 4 with commutator segment 8, and is located by commutator segment 8, then pours bakelite 11, by commutator segment 8 and bakelite 11 compression moulding; Owing to commutator segment 8 is clamped by the clamping bar 2 of slot both sides, and hook pin 10 is isolated, reality of obturaging, add the styling of back-up ring 7, commutator segment 8 can not move or tilt, ensure cylindrical shape, so shaping reverser concentricity height, it is not necessary to carry out turning technique, commutator segment would not be caused abrasion like this, also ensure that commutator segment thickness is consistent;
4) take out shaping reverser, and remove plastic jacket 1;
5) finally the hook pin 10 of shaping reverser is carried out crotch.
Commutator segment 8 is inserted in the slot 3 on plastic jacket by the present invention, owing to the lower end of slot 3 is provided with convex tendon 6, the commutator segment 8 making slot 3 and punching cross hook groove mates completely, the both sides of the hook pin 10 of commutator segment are sealed by convex tendon 6, and block because of back-up ring 7 and to make hook pin 7 completely isolated with the bakelite 11 filled, such bakelite 11 would not be bonded on the hook pin 10 of commutator segment, has therefore filled bakelite 11 rear just without the need to clearing up bakelite. reverser is when shaping, forming mould contacts through short slot 4 with commutator segment 8, namely position, when locating, because of the stop of the back-up ring 7 on plastic jacket inwall, commutator segment 8 can not be moved, thus ensure that the circle that commutator segment 8 surrounds remains circular, so fill bakelite 11 compression moulding, reverser after shaping is without the need to turning, because reverser concentricity has reached requirement, and also without the need to milling hook pin again, only need to carry out crotch operation, The present invention reduces multiple steps of the processing of reverser, substantially increase production efficiency, and affect without Cutting Process, the internal stress of reverser is little, fastness is strong, long service life, in addition because there is no turning, the thickness of commutator segment is even, dynamic equilibrium is good, therefore work-ing life is also just long.
The present invention compared with prior art, not only increases production efficiency and quality product, extends work-ing life, and it is few to throw material, and poor material produces few, and production cost is low, brings good economic benefit to production and enterprise.
Claims (2)
1. the manufacture craft of a reverser, it is characterised in that its processing step is:
1) copper cash is rolled draw punching to become commutator segment (8), and on this shaping commutator segment (8), punching goes out hook groove (9);
2) commutator segment (8) is sequentially arranged in plastic jacket (1), the right cylinder that this plastic jacket (1) is hollow, the inwall of described plastic jacket (1) is along the circumferential direction evenly provided with the slot (3) inserted for commutator segment (8) erected to arranging, the outer wall of described plastic jacket (1) is along the circumferential direction evenly offered the short slot (4) erected to arranging, described short slot (4) communicates with slot (3), the convex tendon (6) that hook groove (9) male and female with commutator segment are mated it is provided with inside the two of described slot (3) lower end, described slot (3) mates mutually with commutator segment (8), the inwall of the plastic jacket that described convex tendon (6) is corresponding is provided with back-up ring (7),
3) commutator segment (8) screening puts into reverser forming mould after completing, forming mould contacts through short slot (4) with commutator segment (8), and to commutator segment (8) location, then pour bakelite (11), by commutator segment (8) and bakelite (11) compression moulding;
4) take out shaping reverser, and remove plastic jacket (1);
5) finally the hook pin (10) of shaping reverser is carried out crotch.
2. the manufacture craft of reverser according to claim 1, it is characterised in that the clamping bar (2) of described slot both sides is provided with groove (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410112150.1A CN103840348B (en) | 2014-03-25 | 2014-03-25 | The manufacture craft of a kind of reverser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410112150.1A CN103840348B (en) | 2014-03-25 | 2014-03-25 | The manufacture craft of a kind of reverser |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103840348A CN103840348A (en) | 2014-06-04 |
| CN103840348B true CN103840348B (en) | 2016-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410112150.1A Expired - Fee Related CN103840348B (en) | 2014-03-25 | 2014-03-25 | The manufacture craft of a kind of reverser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103840348B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102810806A (en) * | 2012-08-20 | 2012-12-05 | 瑞安市恒丰机电有限公司 | Reversing sheet, reverser manufactured by reversing sheet and manufacturing process of reverser |
| CN203071377U (en) * | 2013-01-22 | 2013-07-17 | 苏州科固电器有限公司 | Overall plastic commutator |
| CN203085931U (en) * | 2013-01-22 | 2013-07-24 | 苏州科固电器有限公司 | Housing molded commutator |
| CN103545694A (en) * | 2013-06-27 | 2014-01-29 | 宁波胜克换向器有限公司 | Planar all-plastic commutator processing method |
-
2014
- 2014-03-25 CN CN201410112150.1A patent/CN103840348B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102810806A (en) * | 2012-08-20 | 2012-12-05 | 瑞安市恒丰机电有限公司 | Reversing sheet, reverser manufactured by reversing sheet and manufacturing process of reverser |
| CN203071377U (en) * | 2013-01-22 | 2013-07-17 | 苏州科固电器有限公司 | Overall plastic commutator |
| CN203085931U (en) * | 2013-01-22 | 2013-07-24 | 苏州科固电器有限公司 | Housing molded commutator |
| CN103545694A (en) * | 2013-06-27 | 2014-01-29 | 宁波胜克换向器有限公司 | Planar all-plastic commutator processing method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103840348A (en) | 2014-06-04 |
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Address after: 325200 Zhejiang city of Wenzhou province Ruian city Kumho Street into the Star Village Road No. 17 reef Applicant after: Ruian Zhonghuan Electrical Appliance Co.,Ltd. Address before: 325200 Zhejiang city of Wenzhou province Ruian city Kumho Street into the Star Village Road No. 17 reef Applicant before: RUIAN ZHONGHENG ELECTRICAL APPLIANCE PARTS FACTORY |
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