CN105406323A - Manufacturing method of commutator with commutator segments in buckle structure - Google Patents
Manufacturing method of commutator with commutator segments in buckle structure Download PDFInfo
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- CN105406323A CN105406323A CN201510800703.7A CN201510800703A CN105406323A CN 105406323 A CN105406323 A CN 105406323A CN 201510800703 A CN201510800703 A CN 201510800703A CN 105406323 A CN105406323 A CN 105406323A
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- China
- Prior art keywords
- commutator
- commutator segment
- buckle structure
- reinforcing ring
- manufacture method
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/06—Manufacture of commutators
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Motor Or Generator Current Collectors (AREA)
Abstract
The invention provides a manufacturing method of a commutator with commutator segments in a buckle structure, belongs to the technical field of connecting devices, and aims at solving the problems that an existing method is inconvenient to arrange and position and low in arrangement efficiency. The manufacturing method of the commutator with the commutator segments in the buckle structure comprises the following steps: [1] with a copper material as a material, blanking and drawing the copper material into a copper bar; [2] hierarchically and synchronously punching buckle grooves, lantern ring grooves and buckle points of the commutator segments on the copper bar, and cutting off the copper bar; [3] cleaning the punched and molded commutator segments; [4] inserting the commutator segments into a segment arranging and positioning chip, and sleeving the commutator segments with a fixing ring to surround into a segment ring; [5] pressing reinforcing rings into the buckle grooves and the lantern ring grooves through ring adding molds; [6] pressing the segment ring into a molding mold, molding the commutator in an injection manner and forming a molding part; [7] carrying out curing; [8] reaming inner holes of the commutator with a machine; and [9] carrying out polishing. The manufacturing method has the advantages of being convenient to arrange and high in installation efficiency.
Description
Technical field
The invention belongs to jockey technical field, relate to a kind of commutator, particularly a kind of manufacture method of commutator segment buckle structure commutator.
Background technology
Chinese patent CN203398487U discloses a kind of commutator, comprise commutator body and some commutator segments, described each commutator segment includes and embeds commutator intrinsic fixing feet, expose this external conducting strip of commutator and be placed in the crotch of top conductive flake, described fixing feet and conducting strip are all arranged in strip structure, and fixing feet is along the cross section indentation vibrational power flow of the radial direction of commutator body.
When the connection of commutator segment and commutator body is suppressed, the lopping arrangement location of commutator segment is inconvenient, and arrangement efficiency is low.
Summary of the invention
The object of the invention is to there are the problems referred to above for existing technology, propose a kind ofly to arrange conveniently, the manufacture method of commutator segment buckle structure commutator that installation effectiveness is high.
Object of the present invention realizes by following technical proposal: a kind of manufacture method of commutator segment buckle structure commutator, is characterized in that, comprise the following steps:
[1], be material with copper material, blanking is drawn into copper bar;
[2], on copper bar classification synchronous flushing determines retaining ring groove, the cover annular groove and clasp point of commutator segment, and cuts off copper bar;
The commutator segment of the type that is cut into that [3], liquidates cleans;
[4], by commutator segment be inserted in screening locating core, put retainer plate, surround sheet circle;
[5], reinforcing ring is pressed in retaining ring groove and cover annular groove by adding ring mould;
[6], by sheet circle press-in mould, injection mo(u)lding commutator, and be formed into shaped piece;
[7], solidify;
[8], machine hinge commutator endoporus;
[9], polishing.
In the manufacture method of above-mentioned a kind of commutator segment buckle structure commutator, it is characterized in that, described reinforcing ring hitch is established into retaining ring groove, described clasp point stops that reinforcing ring is deviate from, reinforcing ring described in another is set in cover annular groove, and described molded part contains reinforcing ring and several surround round and be located in the commutator segment on reinforcing ring.
In the manufacture method of above-mentioned a kind of commutator segment buckle structure commutator, be also inclusive with spring bushing in described molded part, described spring bushing and molded part coaxial line.
In the manufacture method of above-mentioned a kind of commutator segment buckle structure commutator, described commutator segment comprises matrix, is parallel to the portion that is connected of matrix, connects matrix and the connecting portion in the portion that is connected, the length of described connecting portion is less than the length of matrix, the length of described connecting portion is less than the length in the portion of being connected, and described matrix, is connected portion and connecting portion respectively around forming retaining ring groove and cover annular groove and retaining ring groove and cover annular groove lay respectively at the two ends of connecting portion.
In the manufacture method of above-mentioned a kind of commutator segment buckle structure commutator, the cross section in the described portion that is connected is trapezoidal shape, comprises bottom surface, end face and central plane, and described bottom surface is connected with connecting portion, the periphery rounding of described end face, described central plane is in the arc surface caved in the inside.
In the manufacture method of above-mentioned a kind of commutator segment buckle structure commutator, described clasp point is installed on matrix.
In the manufacture method of above-mentioned a kind of commutator segment buckle structure commutator, described matrix offers slope, and described slope extends to clasp point.
In the manufacture method of above-mentioned a kind of commutator segment buckle structure commutator, described commutator segment offers reinforced hole, described reinforced hole vertically runs through connecting portion and the portion that is connected.
In the manufacture method of above-mentioned a kind of commutator segment buckle structure commutator, described reinforcing ring is arc-shaped, the rectangular in cross-section of described reinforcing ring.
Compared with prior art, the present invention has following advantage:
1, when reinforcing ring is installed in retaining ring groove, does not need to carry out clasp with the dovetail i.e. portion of being connected of pressure ring mould press-bending commutator segment, simplify and add ring process, saved cost, improve efficiency.
2, reinforcing ring buckles in commutator segment, because clasp point is protruding, guarantee reinforcing ring can not deviate from the sheet circle that commutator segment surrounds, and ensure that the clasp effect of reinforcing ring, the distortion of effective suppression commutator commutator segment under high temperature, high-speed case, improves the mechanical strength of commutator.
3, the central plane in portion of being connected is arranged to arc surface, and increase the contact-making surface of commutator segment and molded part, after solidification, it is firm to connect, and intensity is high.
Accompanying drawing explanation
Fig. 1 is the perspective view of cut-away section of the present invention.
Fig. 2 is cross-sectional view of the present invention.
Fig. 3 is the structural representation that in the present invention, reinforcing ring buckles into commutator segment.
Fig. 4 is the structural representation of commutator segment in the present invention.
Fig. 5 is the cross section structure schematic diagram of commutator segment in the present invention.
In figure, 1, commutator segment; 11, retaining ring groove; 12, annular groove is overlapped; 13, clasp point; 14, matrix; 15, connecting portion; 16, be connected portion; 161, bottom surface; 162, central plane; 163, end face; 17, reinforced hole; 2, molded part; 3, reinforcing ring; 4, spring bushing.
Embodiment
Be below specific embodiments of the invention and by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiments.
A manufacture method for commutator segment buckle structure commutator, comprises the following steps:
[1], be material with copper material, blanking is drawn into copper bar;
[2], on copper bar classification synchronous flushing determines retaining ring groove 11, the cover annular groove 12 and clasp point 13 of commutator segment 1, and cuts off copper bar;
The commutator segment 1 of the type that is cut into that [3], liquidates cleans;
[4], by commutator segment 1 be inserted in screening locating core, put retainer plate, surround sheet circle;
[5], reinforcing ring 3 is pressed in retaining ring groove 11 and cover annular groove 12 by adding ring mould;
[6], by sheet circle press-in mould, injection mo(u)lding commutator, and be formed into shaped piece;
[7], solidify;
[8], machine hinge commutator endoporus;
[9], polishing.
As shown in Figure 1 to Figure 3, this commutator, comprising: commutator segment 1, reinforcing ring 3 and molded part 2, and commutator segment 1 offers retaining ring groove 11 and cover annular groove 12, retaining ring groove 11 and cover annular groove 12 points are located at the two ends of commutator segment 1, and retaining ring groove 11 is provided with protruding clasp point 13; Reinforcing ring 3 hitch is established into retaining ring groove 11, and clasp point 13 stops that reinforcing ring 3 is deviate from, and another reinforcing ring 3 is set in annular groove 12, is namely arranged with a reinforcing ring 3 respectively at the two ends of commutator segment 1, and commutator segment 1 can be concordant with the surface of reinforcing ring 3, can not deflect; Molded part 2 contains reinforcing ring 3 and several surround round and be located in the commutator segment 1 on reinforcing ring 3.
Commutator segment 1 is inserted in locating core, put retainer plate and surround sheet circle, reinforcing ring 3 is pressed in retaining ring groove 11 and cover annular groove 12 with adding ring mould respectively, reinforcing ring 3 is hampered by clasp point 13 and can not deviates from from retaining ring groove 11, mounted circle is pressed in mould, filling material makes molded part 2 curing molding, makes commutator shaping.When reinforcing ring 3 is installed in retaining ring groove 11, does not need to carry out clasp with the dovetail of pressure ring mould press-bending commutator segment 1 portion 16 that is namely connected, simplify and add ring process, saved cost, improve efficiency.Reinforcing ring 3 buckles in commutator segment 1, because clasp point 13 is protruding, guarantee reinforcing ring 3 can not deviate from the sheet circle that commutator segment 1 surrounds, and ensure that the clasp effect of reinforcing ring 3, the distortion of effective suppression commutator commutator segment 1 under high temperature, high-speed case, improves the mechanical strength of commutator.
Spring bushing 4 is also inclusive with, spring bushing 4 and molded part 2 coaxial line in molded part 2.The internal diameter of spring bushing 4 is greater than the diameter of the connecting hole offered along axis in molded part 2, and therefore, when commutator is installed in rotating shaft, spring bushing 4 can be enhanced to the rigidity of shaped piece 2, is reduced to the deflection of shaped piece 2, and the fitness that commutator is connected with rotating shaft is high.
As shown in Figures 2 to 5, the connecting portion 15 that commutator segment 1 comprises matrix 14, is parallel to the portion that is connected 16 of matrix 14, connects matrix 14 and the portion 16 that is connected, the length of connecting portion 15 is less than the length of matrix 14, the length of connecting portion 15 is less than the length in the portion of being connected 16, namely commutator segment 1 is in " work " font, the cross section of commutator segment 1, also in " work " font, matrix 14, is connected portion 16 and connecting portion 15 respectively around forming retaining ring groove 11 and cover annular groove 12 and retaining ring groove 11 and cover annular groove 12 lay respectively at the two ends of connecting portion 15.Reinforcing ring 3 button is set in retaining ring groove 11 and cover annular groove 12, the end of reinforcing ring 3 abuts to connecting portion 15, and the surfaces externally and internally of reinforcing ring 3 is resisted against matrix 14 and is connected in portion 16, and commutator segment 1 to be limited in reinforcing ring 3 and to be stopped by clasp point 13, add ring convenient, efficiency is high.
The be connected cross section in portion 16 is trapezoidal shape, and comprise bottom surface 161, end face 163 and central plane 162, bottom surface 161 is connected with connecting portion 15, the periphery rounding of end face 163, and central plane 162 is barb-like in being recessed to form to the inside.
The be connected cross section in portion 16 is arranged to trapezoidal, and central plane 162 both sides are recessed to form barb-like, therefore, molded part 2 contain be connected portion 16 time, be adsorbed on central plane 162, can effective tensioning commutator segment 1, the centrifugal force that commutator segment 1 is born improves.
Clasp point 13 is installed on matrix 14, and matrix 14 offers slope, and slope extends to clasp point 13.Namely the direction of commutator segment 1 is buckled into along reinforcing ring 3, slope is towards retaining ring groove 11 lopsidedness, make reinforcing ring 3 can snap in retaining ring groove 11 along slope, facilitate importing and the installation of reinforcing ring 3, reinforcing ring 3 extruding is connected portion 16 import in retaining ring groove 11, and clasp point 13 can tip upside down on the end of reinforcing ring 3, prevents reinforcing ring 3 from deviating from, be connected firmly, reliably.
Commutator segment 1 offers reinforced hole 17, and reinforced hole 17 vertically runs through connecting portion 15 and the portion 16 that is connected.Commutator segment 1 is offered reinforced hole 17, molded part 2 solidify connect commutator segment 1 time, molded part 2 runs through reinforced hole 17 and solidifies, and forms the structure of a crosspiece, and commutator segment 1 can stable at holding structure under High Temperature And Velocity, good connecting effect.
Reinforcing ring 3 is arc-shaped, the rectangular in cross-section of reinforcing ring 3.Reinforcing ring 3 is arranged to the reliability that square-section ensures to connect, can smooth property.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Claims (9)
1. a manufacture method for commutator segment buckle structure commutator, is characterized in that, comprises the following steps:
[1], be material with copper material, blanking is drawn into copper bar;
[2], on copper bar classification synchronous flushing determines retaining ring groove, the cover annular groove and clasp point of commutator segment, and cuts off copper bar;
The commutator segment of the type that is cut into that [3], liquidates cleans;
[4], by commutator segment be inserted in screening locating core, put retainer plate, surround sheet circle;
[5], reinforcing ring is pressed in retaining ring groove and cover annular groove by adding ring mould;
[6], by sheet circle press-in mould, injection mo(u)lding commutator, and be formed into shaped piece;
[7], solidify;
[8], machine hinge commutator endoporus;
[9], polishing.
2. the manufacture method of a kind of commutator segment buckle structure commutator according to claim 1, it is characterized in that, described reinforcing ring hitch is established into retaining ring groove, described clasp point stops that reinforcing ring is deviate from, reinforcing ring described in another is set in cover annular groove, and described molded part contains reinforcing ring and several surround round and be located in the commutator segment on reinforcing ring.
3. the manufacture method of a kind of commutator segment buckle structure commutator according to claim 1 and 2, is characterized in that, be also inclusive with spring bushing in described molded part, described spring bushing and molded part coaxial line.
4. the manufacture method of a kind of commutator segment buckle structure commutator according to claim 1 and 2, it is characterized in that, described commutator segment comprises matrix, is parallel to the portion that is connected of matrix, connects matrix and the connecting portion in the portion that is connected, the length of described connecting portion is less than the length of matrix, the length of described connecting portion is less than the length in the portion of being connected, and described matrix, is connected portion and connecting portion respectively around forming retaining ring groove and cover annular groove and retaining ring groove and cover annular groove lay respectively at the two ends of connecting portion.
5. the manufacture method of a kind of commutator segment buckle structure commutator according to claim 4, it is characterized in that, the cross section in the described portion that is connected is trapezoidal shape, comprise bottom surface, end face and central plane, described bottom surface is connected with connecting portion, the periphery rounding of described end face, described central plane is in the arc surface caved in the inside.
6. the manufacture method of a kind of commutator segment buckle structure commutator according to claim 4, is characterized in that, described clasp point is installed on matrix.
7. the manufacture method of a kind of commutator segment buckle structure commutator according to claim 4, it is characterized in that, described matrix offers slope, described slope extends to clasp point.
8. the manufacture method of a kind of commutator segment buckle structure commutator according to claim 4, is characterized in that, described commutator segment offers reinforced hole, and described reinforced hole vertically runs through connecting portion and the portion that is connected.
9. the manufacture method of a kind of commutator segment buckle structure commutator according to claim 1 and 2, it is characterized in that, described reinforcing ring is arc-shaped, the rectangular in cross-section of described reinforcing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510800703.7A CN105406323A (en) | 2015-11-19 | 2015-11-19 | Manufacturing method of commutator with commutator segments in buckle structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510800703.7A CN105406323A (en) | 2015-11-19 | 2015-11-19 | Manufacturing method of commutator with commutator segments in buckle structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105406323A true CN105406323A (en) | 2016-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510800703.7A Pending CN105406323A (en) | 2015-11-19 | 2015-11-19 | Manufacturing method of commutator with commutator segments in buckle structure |
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| Country | Link |
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| CN (1) | CN105406323A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101494350A (en) * | 2009-02-25 | 2009-07-29 | 宁波华瑞电器有限公司 | Method for manufacturing commutator |
| CN201766274U (en) * | 2010-07-21 | 2011-03-16 | 宁波胜克换向器有限公司 | Reinforced reverser |
-
2015
- 2015-11-19 CN CN201510800703.7A patent/CN105406323A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101494350A (en) * | 2009-02-25 | 2009-07-29 | 宁波华瑞电器有限公司 | Method for manufacturing commutator |
| CN201766274U (en) * | 2010-07-21 | 2011-03-16 | 宁波胜克换向器有限公司 | Reinforced reverser |
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Application publication date: 20160316 |