CN102265363B - Capacitor of lead-out cable formed by injection-moulding and method for injection-moulding - Google Patents
Capacitor of lead-out cable formed by injection-moulding and method for injection-moulding Download PDFInfo
- Publication number
- CN102265363B CN102265363B CN2010800065839A CN201080006583A CN102265363B CN 102265363 B CN102265363 B CN 102265363B CN 2010800065839 A CN2010800065839 A CN 2010800065839A CN 201080006583 A CN201080006583 A CN 201080006583A CN 102265363 B CN102265363 B CN 102265363B
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- injection
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- capacitor body
- cable
- moulding
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- 239000003990 capacitor Substances 0.000 title claims abstract description 100
- 238000001746 injection moulding Methods 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 18
- 239000002991 molded plastic Substances 0.000 claims abstract description 25
- 239000002184 metal Substances 0.000 claims abstract description 9
- 238000000605 extraction Methods 0.000 claims description 41
- 238000002347 injection Methods 0.000 claims description 39
- 239000007924 injection Substances 0.000 claims description 39
- 230000002093 peripheral effect Effects 0.000 claims description 21
- 238000013507 mapping Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 5
- 239000000047 product Substances 0.000 description 14
- 239000003822 epoxy resin Substances 0.000 description 6
- 229920000647 polyepoxide Polymers 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012536 packaging technology Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/228—Terminals
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
A capacitor with a lead-out cable formed by injection-moulding and its method for injection-moulding are disclosed, wherein the capacitor includes a capacitor body (1) having a capacitor core at its interior, the upper end surface of the capacitor body (1) has a jointing soldered dot (6) which is connected with the capacitor core and the lower end of a lead-out cable (4), the jointing soldered dot (6) is provided on a lead-out cover (2), the injection-moulded plastics material(8) covers the upper end surface of the capacitor body(1) and extends onto the upper portion of a metal housing and the outside of the upper portion of the metal housing, so that the injection-moulded plastics material(8) covers the lead-out cover(2) therein and the lead-out cable(4) is located in the injection-moulded plastics material(8). The structure of the capacitor is simplified, and need not the lead-out locating sleeve, so as to simplify the process of the capacitor and reduce costs.
Description
Technical field
The present invention relates to sealed type capacitor of extendable cable and the injection forming method thereof of the capacitor arrangement of cable leading-out form, particularly a kind of injection mo(u)lding.
Background technology
The capacitor of existing cable leading-out form, (Granted publication number: CN201146106Y), it discloses a kind of capacitor of extendable cable to see also the Chinese invention patent specification.As shown in Figure 1: it comprises that inside has the capacitor body 1 of capacitor body, and this capacitor body 1 upper surface has the weld pads 6 that capacitor body is connected with the lower end of extraction cable 4; The weld pads 6 of this capacitor body 1 upper surface is being drawn on the end cap 2, and the periphery ring 9 of drawing end cap 2 encloses weld pads 6 wherein, connects one at the peripheral ring set 9 of drawing end cap 2 and draws positioning sleeve 3; This is drawn positioning sleeve 3 and comprises by the upper and lower that is interconnected and consisting of; This is drawn the positioning sleeve bottom and draws end cap socket (as: this bottom of drawing positioning sleeve is set in the periphery ring 9 of drawing end cap); This is drawn positioning sleeve top and is provided with a card wire structure, and this card wire structure is one to be arranged at the notch structure on top, and notch inwall correspondence is provided with positioning convex; This extraction cable 4 passes location in the card wire structure of drawing positioning sleeve 3; Epoxy resin 7 is arranged drawing positioning sleeve 3 interior embeddings.But this capacitor of extendable cable really has following shortcoming:
What 1, need that processing has a card wire structure draws positioning sleeve 3, therefore, has increased production cost.
When 2, assembling, not only need extraction cable 4 is passed from draw positioning sleeve 3, also need extraction cable 4 is positioned in the card wire structure; In addition, draw after the location finishes when cable, also need to draw in addition positioning sleeve 3 and be fixed on and draw on the end cap 2; This shows, existing product complex process in assembly operation is relatively high to workman's operation requirements.
3, existing product also needs to draw positioning sleeve 3 interior embeddings epoxy resin 7, realizes the effect of insulating and locating by this structure, and such structure has not only increased the material cost of product, and further makes the assembly operation process complications of product.
As mentioned above, because the complex structure (particularly having the positioning sleeve of drawing) of existing capacitor of extendable cable, cause that product cost is high, assembly operation is complicated.
Summary of the invention
The sealed type capacitor of extendable cable and the injection forming method thereof that the object of the present invention is to provide a kind of injection moulding to form, mainly solve the complex structure (particularly having the positioning sleeve of drawing) of existing capacitor of extendable cable, cause product cost height, the complicated technical problem of assembly operation, it not only makes, and product structure is simplified, cost, the production technology of product is further simplified, in addition, also make capacitor have good sealing.
For achieving the above object, the present invention is achieved in that
The sealed type capacitor of extendable cable that a kind of injection moulding forms, it comprises that inside has the capacitor body of capacitor body, this capacitor body upper surface has the weld pads that capacitor body is connected with the lower end of extraction cable; The weld pads of this capacitor body upper surface covers at exit; It is characterized in that: described injection-moulded plastic covers the capacitor body upper end and extends to metal shell top and upper outside, and this injection-moulded plastic will be drawn the end cap parcel wherein, and extraction cable also is positioned in the injection-moulded plastic.
The sealed type capacitor of extendable cable that described injection moulding forms is characterized in that: described injection-moulded plastic upper end injection moulding is formed with an extraction tube, and extraction cable passes from this extraction tube.
The sealed type capacitor of extendable cable that described injection moulding forms is characterized in that: the described end cap of drawing has peripheral ring, and peripheral ring encloses weld pads wherein.
The injection forming method thereof of the sealed type capacitor of extendable cable that a kind of aforesaid injection moulding forms, it is characterized in that: it uses a special-purpose injection mold; Described special-purpose injection mold is comprised of upper and lower mould, is provided with successively from the bottom up capacitor body groove, peripheral loop mapping groove and cable location notch in the die cavity, and described capacitor body groove below is provided with jacking block; The peripheral electric capacity body that is communicated with it that also is provided with in described capacitor body groove upper end is sealed injection slot; Concrete steps are:
The lead-out wire of A extraction cable lower end and capacitor body welds;
B is positioned over capacitor body in the capacitor body groove of injection mold, and extraction cable is positioned in the cable location notch, and the periphery ring that exit covers is positioned in the peripheral annular groove;
C starts injection-moulding device and carries out the upper and lower mould matched moulds;
Jacking block on the D matched moulds process injection mold withstands the capacitor body bottom, and the fixed capacitor body prevents from being subjected to displacement at the injection moulding process capacitor body; Simultaneously, jacking block withstands the capacitor body bottom, and the electric capacity body seals injection slot and upper space forms the injection moulding cavity;
The E injection-moulded plastic;
The F die sinking, injection moulding is finished, and takes out product.
Described method is characterized in that: described special-purpose injection mold also comprises the extraction tube injection slot, and it is arranged between peripheral loop mapping groove and the cable location notch, is used for the injection structure that injection moulding need arrange extraction tube.
By said structure, the invention has the advantages that:
1, the present invention compares with existing product, and need not processing and draw positioning sleeve, thereby, in packaging technology, need not to add the processing step that cable passes and be positioned to draw positioning sleeve.
2, the present invention compares with existing product, need not can epoxy resin, insulation and the positioning function of replacing epoxy resin by the form of integrated injection molding, and simplified control not only, but also reduced material cost.
3, the injection-moulded plastic of capacitor of the present invention covers the capacitor body upper end and extends to metal shell top and upper outside (structure of namely metal shell top being wrapped up), the metal shell of injection-moulded plastic and capacitor body forms an integral body, so that capacitor has better sealing.
Description of drawings
Fig. 1 is the structural representation of existing capacitor of extendable cable;
Fig. 2 is the structural representation of the embodiment of the invention 1;
Fig. 3 is the structural representation (exit covers without peripheral ring) of the embodiment of the invention 2;
Fig. 4, the 5th, the structural representation of processing mold of the present invention;
Among the figure:
The 1-capacitor body; 2-draws end cap;
3-draws positioning sleeve; The 4-extraction cable;
5-draws weld tabs; The 6-solder joint;
7-epoxy resin; The 8-injection-moulded plastic;
The 81-extraction tube; The peripheral ring of 9-;
10-injection mold (being formed by upper and lower mould); 101-cable location notch;
102-extraction tube injection slot; The peripheral annular groove of 103-;
104-capacitor body groove; The 105-jacking block;
106-electric capacity body is sealed injection slot.
Embodiment
The invention discloses the sealed type capacitor of extendable cable that a kind of injection moulding forms, below be described in further detail by 2 embodiment.
Embodiment 1:
See also Fig. 2, the sealed type capacitor of extendable cable that a kind of injection moulding forms, it comprises that inside has the capacitor body 1 of capacitor body, this capacitor body 1 upper surface has the weld pads 6 that capacitor body is connected with the lower end of extraction cable 4, the described end cap 2 of drawing has peripheral ring 9, and peripheral ring 9 encloses weld pads 6 wherein.The weld pads 6 of this capacitor body 1 upper surface is being drawn on the end cap 2.Described injection-moulded plastic 8 covers capacitor body 1 upper end and extends to metal shell top and upper outside, and this injection-moulded plastic 8 will be drawn end cap 2 parcels wherein, and extraction cable 4 also is positioned in the injection-moulded plastic 8.Described injection-moulded plastic 8 upper end injection mouldings are formed with an extraction tube 81, and extraction cable 4 passes from this extraction tube 81.
Embodiment 2:
See also Fig. 3, the sealed type capacitor of extendable cable that a kind of injection moulding forms, it comprises that inside has the capacitor body 1 of capacitor body, this capacitor body 1 upper surface has the weld pads 6 that capacitor body is connected with the lower end of extraction cable 4.The weld pads 6 of this capacitor body 1 upper surface is being drawn on the end cap 2.Described injection-moulded plastic 8 covers capacitor body 1 upper end and extends to metal shell top and upper outside, and this injection-moulded plastic 8 will be drawn end cap 2 parcels wherein, and extraction cable 4 also is positioned in the injection-moulded plastic 8.Described injection-moulded plastic 8 upper end injection mouldings are formed with an extraction tube 81, and extraction cable 4 passes from this extraction tube 81.The difference of this embodiment and embodiment 1 is: draw peripheral ring is not set on the end cap 2.
In addition, the present invention also comprises the structure of not injection moulding extraction tube 81.
The capacitor of drawing of said structure is drawn when location at lead-out wire, need not to arrange and draws positioning sleeve, also needn't by the can epoxy resin location of insulating, only need use one special-purpose injection mold 10 to get final product.Shown in Fig. 4,5: described special-purpose injection mold 10 is comprised of upper and lower mould, is provided with successively from the bottom up capacitor body groove 104, peripheral loop mapping groove 103 and cable location notch 101 in the die cavity, and described capacitor body groove 104 belows are provided with jacking block 105; Periphery, described capacitor body groove 104 upper end also is provided with the electric capacity body that is communicated with it and seals injection slot 106; Concrete steps are:
1, the lead-out wire of extraction cable lower end and capacitor body welds;
2, capacitor body is positioned in the capacitor body groove 104 of injection mold 10, extraction cable 4 is positioned in the cable location notch 101, and the periphery ring that exit covers is positioned in the peripheral annular groove 103;
3, start injection-moulding device and carry out the upper and lower mould matched moulds;
4, the jacking block 105 on the matched moulds process injection mold withstands the capacitor body bottom, and the fixed capacitor body prevents from being subjected to displacement at the injection moulding process capacitor body.Simultaneously, jacking block 105 withstands the capacitor body bottom, and the electric capacity body is sealed injection slot (containing) upper space and formed the injection moulding cavity;
5, injection-moulded plastic;
6, die sinking, injection moulding is finished, and takes out product.
The product of injection moulding such as Fig. 2, on the mould without the extraction tube injection slot.Such as the product of injection moulding such as Fig. 3, the injection structure of extraction tube--extraction tube injection slot need be set on the mould.
Claims (4)
1. the injection forming method thereof of a sealed type capacitor of extendable cable, sealing formula capacitor of extendable cable comprises that inside has the capacitor body of capacitor body (1), and this capacitor body (1) upper surface has the weld pads (6) that capacitor body is connected with the lower end of extraction cable (4); The weld pads (6) of this capacitor body (1) upper surface is being drawn on the end cap (2); It is characterized in that: injection-moulded plastic (8) covers capacitor body (1) upper end and extends to metal shell top and upper outside, this injection-moulded plastic (8) will be drawn end cap (2) parcel wherein, and extraction cable (4) also is positioned in the injection-moulded plastic (8); Use a special-purpose injection mold (10) in the injection moulding forming process of sealing formula capacitor of extendable cable; Described special-purpose injection mold (10) is comprised of upper and lower mould, be provided with successively from the bottom up capacitor body groove (104), peripheral loop mapping groove (103) and cable location notch (101) in the die cavity, described capacitor body groove (104) below is provided with jacking block (105); The peripheral electric capacity body that is communicated with it that also is provided with in described capacitor body groove (104) upper end is sealed injection slot (106); Concrete steps are:
The lead-out wire of A extraction cable lower end and capacitor body welds;
B is positioned over capacitor body in the capacitor body groove (104) of injection mold (10), and extraction cable (4) is positioned in the cable location notch (101), and the periphery ring that exit covers is positioned in the peripheral annular groove (103);
C starts injection-moulding device and carries out upper and lower mould matched moulds;
Jacking block (105) on the D matched moulds process injection mold withstands the capacitor body bottom, and the fixed capacitor body prevents from being subjected to displacement at the injection moulding process capacitor body; Simultaneously, jacking block (105) withstands the capacitor body bottom, and the electric capacity body seals injection slot (106) and upper space forms the injection moulding cavity;
The E injection-moulded plastic;
The F die sinking, injection moulding is finished, and takes out product.
2. the injection forming method thereof of sealed type capacitor of extendable cable according to claim 1 is characterized in that: described injection-moulded plastic (8) upper end injection moulding is formed with an extraction tube (81), and extraction cable (4) passes from this extraction tube (81).
3. the injection forming method thereof of sealed type capacitor of extendable cable according to claim 1 and 2 is characterized in that: the described end cap (2) of drawing has peripheral ring, and peripheral ring encloses weld pads (6) wherein.
4. the injection forming method thereof of sealed type capacitor of extendable cable according to claim 1, it is characterized in that: described special-purpose injection mold (10) also comprises extraction tube injection slot (102), it is arranged between peripheral loop mapping groove (103) and the cable location notch (101), is used for the injection structure that injection moulding need arrange extraction tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010800065839A CN102265363B (en) | 2010-02-05 | 2010-07-26 | Capacitor of lead-out cable formed by injection-moulding and method for injection-moulding |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020109100.5 | 2010-02-05 | ||
| CN2010201091005U CN201590338U (en) | 2010-02-05 | 2010-02-05 | Sealed type cable leadout capacitor formed by injection |
| PCT/CN2010/001128 WO2011094920A1 (en) | 2010-02-05 | 2010-07-26 | Capacitor of a lead-out cable formed by injection-moulding and its method for injection-moulding |
| CN2010800065839A CN102265363B (en) | 2010-02-05 | 2010-07-26 | Capacitor of lead-out cable formed by injection-moulding and method for injection-moulding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102265363A CN102265363A (en) | 2011-11-30 |
| CN102265363B true CN102265363B (en) | 2013-01-16 |
Family
ID=42750129
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201091005U Expired - Lifetime CN201590338U (en) | 2010-02-05 | 2010-02-05 | Sealed type cable leadout capacitor formed by injection |
| CN2010800065839A Active CN102265363B (en) | 2010-02-05 | 2010-07-26 | Capacitor of lead-out cable formed by injection-moulding and method for injection-moulding |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201091005U Expired - Lifetime CN201590338U (en) | 2010-02-05 | 2010-02-05 | Sealed type cable leadout capacitor formed by injection |
Country Status (5)
| Country | Link |
|---|---|
| CN (2) | CN201590338U (en) |
| BR (1) | BR112012010849B1 (en) |
| DE (1) | DE212010000162U1 (en) |
| TR (1) | TR201205482U1 (en) |
| WO (1) | WO2011094920A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201590338U (en) * | 2010-02-05 | 2010-09-22 | 上海皓月电气有限公司 | Sealed type cable leadout capacitor formed by injection |
| CN103337361A (en) * | 2013-06-17 | 2013-10-02 | 上海皓月电气有限公司 | All aluminum shell cable straight eliciting capacitor, aluminum helmet and formation methods thereof |
| CN103295778B (en) * | 2013-06-17 | 2015-12-09 | 上海皓月电气有限公司 | Full aluminium shell cable side direction draws capacitor, aluminium head protector and formation method |
| CN114156348A (en) * | 2021-05-14 | 2022-03-08 | 华海通信技术有限公司 | End cover of photoelectric component, photoelectric component and manufacturing method of end cover |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2338522C3 (en) * | 1973-07-30 | 1981-10-08 | Robert Bosch Gmbh, 7000 Stuttgart | Electric capacitor |
| DD118748A1 (en) * | 1975-04-22 | 1976-03-12 | ||
| DE7830853U1 (en) * | 1978-10-17 | 1980-03-27 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | ELECTRICAL COMPONENT |
| CN201066629Y (en) * | 2007-08-14 | 2008-05-28 | 上海皓月电气有限公司 | A metal thin film capacitor |
| CN201146106Y (en) * | 2008-01-18 | 2008-11-05 | 上海皓月电气有限公司 | Capacitor guided by cable |
| CN101625928B (en) * | 2009-08-05 | 2012-03-28 | 佟元江 | Track compensating capacitor |
| CN201590338U (en) * | 2010-02-05 | 2010-09-22 | 上海皓月电气有限公司 | Sealed type cable leadout capacitor formed by injection |
-
2010
- 2010-02-05 CN CN2010201091005U patent/CN201590338U/en not_active Expired - Lifetime
- 2010-07-26 CN CN2010800065839A patent/CN102265363B/en active Active
- 2010-07-26 WO PCT/CN2010/001128 patent/WO2011094920A1/en active Application Filing
- 2010-07-26 DE DE212010000162U patent/DE212010000162U1/en not_active Expired - Lifetime
- 2010-07-26 BR BR112012010849A patent/BR112012010849B1/en not_active IP Right Cessation
- 2010-07-26 TR TR2012/05482U patent/TR201205482U1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BR112012010849A2 (en) | 2017-10-10 |
| CN201590338U (en) | 2010-09-22 |
| WO2011094920A1 (en) | 2011-08-11 |
| CN102265363A (en) | 2011-11-30 |
| BR112012010849B1 (en) | 2020-01-21 |
| TR201205482U1 (en) | 2013-01-21 |
| DE212010000162U1 (en) | 2012-07-31 |
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