CN110223842B - Straight-foot type capacitor suitable for special-shaped component inserter and manufacturing method - Google Patents
Straight-foot type capacitor suitable for special-shaped component inserter and manufacturing method Download PDFInfo
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- CN110223842B CN110223842B CN201910622677.1A CN201910622677A CN110223842B CN 110223842 B CN110223842 B CN 110223842B CN 201910622677 A CN201910622677 A CN 201910622677A CN 110223842 B CN110223842 B CN 110223842B
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- pin
- cover
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- 239000003990 capacitor Substances 0.000 title claims abstract description 31
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 8
- 230000002159 abnormal effect Effects 0.000 claims 1
- 238000005452 bending Methods 0.000 description 4
- 238000005538 encapsulation Methods 0.000 description 4
- 238000009954 braiding Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
Classifications
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- 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
- H01G4/018—Dielectrics
- H01G4/06—Solid dielectrics
-
- 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
- H01G4/018—Dielectrics
- H01G4/06—Solid dielectrics
- H01G4/08—Inorganic dielectrics
-
- 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
- H01G4/232—Terminals electrically connecting two or more layers of a stacked or rolled capacitor
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
The invention provides a straight-pin type capacitor suitable for a special-shaped plug-in machine, which comprises a chip part, a cover, a first pin and a second pin, wherein the first pin comprises a first pin section and a second pin section, a V-shaped structure is formed between the first pin section and the second pin section, the first pin section is fixedly connected to the chip part, the second pin comprises a third pin section and a fourth pin section, a V-shaped structure is formed between the third pin section and the fourth pin section, the third pin section is fixedly connected to the chip part, a 20-40-DEG cross angle is formed between the first pin section and the third pin section, the cover is provided with a first cover pin wrapping the first pin section, and the cover is provided with a second cover pin wrapping the third pin section. The invention also provides a manufacturing method of the straight-pin capacitor suitable for the special-shaped plug-in machine. The invention solves the problem that the cover legs of the cover in the prior art easily spread the corners of the legs to influence the subsequent cutting and the normal operation of the plug-in.
Description
Technical Field
The invention relates to a capacitor, in particular to a straight-pin capacitor suitable for a special-shaped plug-in machine and a manufacturing method thereof.
Background
The capacitor is an electronic component widely used in electronic devices, and the capacitor currently used includes a porcelain capacitor, a mica capacitor, an electromechanical capacitor, an electrolytic capacitor, and the like, depending on materials.
At present, when a conventional straight-pin capacitor is inserted into a special-shaped inserter, the lengths of pins cut out by a braid are inconsistent, so that the throwing is serious, the use is difficult, and the delivery is influenced; as shown in fig. 1, the reason is that the distance between the corner 52 of the lead 51 and the end 54 of the lead 51 on the chip 53 is too short, so that the cover leg 56 of the cover 55 directly crosses the corner 52 of the lead 51 and extends to the lower half 57 of the lead 51, and thus, when cutting, the cutter is interfered by the cover leg 56, and the lengths of the cut leads of the same batch are inconsistent, thereby affecting the normal operation of the special-shaped plug-in machine.
Disclosure of Invention
In view of this, the invention provides a straight-pin type capacitor suitable for a special-shaped plug-in machine and a manufacturing method thereof, and aims to solve the problem that the cover pins of a cover in the prior art are easy to spread over the corners of pins to influence the subsequent cutting and normal operation of plug-in.
Therefore, in one aspect, the invention provides a straight-pin capacitor suitable for a special-shaped plug-in machine, which comprises a chip part and a cover, wherein the cover is wrapped on the chip part, a first pin and a second pin are fixedly connected to two opposite sides of the chip part respectively, the first pin comprises a first pin section and a second pin section, a V-shaped structure is formed between the first pin section and the second pin section, the first pin section is fixedly connected to the chip part, the second pin comprises a third pin section and a fourth pin section, a V-shaped structure is formed between the third pin section and the fourth pin section, the third pin section is fixedly connected to the chip part, a cross angle of 20-40 degrees is formed between the first pin section and the third pin section, the cover is provided with a first cover pin wrapping the first pin section, and the cover is provided with a second cover pin wrapping the third pin section.
Further, an intersection angle of 25-35 degrees is formed between the first pin segment and the third pin segment.
Further, an intersection angle of 27-32 degrees is formed between the first pin segment and the third pin segment.
Further, an intersection angle of 29-30 degrees is formed between the first pin segment and the third pin segment.
Further, a crossing angle of 30 ° is formed between the first leg and the third leg.
Further, the length of the first cover leg is 8/10-9/10 of the length of the first pin segment.
Further, the length of the second cover leg is 8/10-9/10 of the length of the third leg.
In another aspect, the present invention provides a method for manufacturing a straight-pin capacitor suitable for a profile interposer, comprising the steps of:
1) The first pin and the second pin are arranged on the chip part through die wire bonding, and a 20-40-degree cross angle is formed between the first pin section and the third pin section;
2) And (3) encapsulating operation: and wrapping the first pin section with the cover on the chip part, the first pin section and the third pin section, so that the first cover leg of the cover wraps the first pin section, and simultaneously, the second cover leg of the cover wraps the third pin section.
The invention provides a straight-pin type capacitor suitable for a special-shaped plug-in machine, which is characterized in that a die is used for wire bonding, so that the crossing angle of a first pin and a second pin is reduced, particularly the crossing angle of more than 45 degrees is reduced to 20-40 degrees in the prior art, the distance between the lower edge of a ceramic chip (chip) and a lead corner is prolonged, enough space is reserved for encapsulation operation, the cover pin is ensured not to exceed the corner of the pin, a braid fluted disc is used for braiding during braiding, the length of the lead cut by a cutter of the special-shaped plug-in machine is always consistent, and the length of the cut lead is not influenced like the length of the encapsulation pin like the conventional lead pin, so that the normal operation of the special-shaped plug-in machine is ensured.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:
FIG. 1 is a schematic diagram of a conventional straight-pin capacitor;
fig. 2 is a schematic structural diagram of a straight-pin capacitor suitable for a special-shaped component inserter according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a comparison between a conventional straight-pin capacitor and a straight-pin capacitor suitable for a special-shaped component inserter according to an embodiment of the present invention.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
Embodiment one:
referring to fig. 1 to 2, a straight-pin capacitor suitable for a special-shaped plug-in machine provided by the embodiment of the invention is shown, which comprises a chip part 1 and a cover 2, wherein the cover 2 is wrapped on the chip part 1, a first pin 3 and a second pin 4 are fixedly connected to opposite sides of the chip part 1, the first pin 3 comprises a first pin segment 31 and a second pin segment 32, a V-shaped structure is formed between the first pin segment 31 and the second pin segment 32, the first pin segment 31 is fixedly connected to the chip part 1, the second pin 4 comprises a third pin segment 41 and a fourth pin segment 42, a V-shaped structure is formed between the third pin segment 41 and the fourth pin segment 42, the third pin segment 41 is fixedly connected to the chip part 1, a cross angle a is formed between the first pin segment 31 and the third pin segment 41, the cover 2 is provided with a first cover pin 21 wrapping the first pin segment 31, and a second cover pin 22 wrapping the third pin segment 41.
Wherein, as shown in fig. 2, the crossing angle a formed between the first leg 31 and the third leg 41 may be preferably 30 °, and the best effect may be achieved.
In the straight-pin capacitor suitable for the special-shaped plug-in machine, the die is used for wire bonding, so that the cross angle of the first pin and the second pin is reduced, particularly the cross angle of more than 45 degrees is reduced to 30 degrees in the prior art, the distance from the lower edge of a ceramic chip (chip) to the turning of a lead is prolonged, enough space is reserved for encapsulation operation, the cover pin is ensured not to exceed the turning of the pin, and the braid is carried out by using the braid fluted disc during braiding, so that the length of the lead cut by a cutter of the special-shaped plug-in machine is always consistent, and the length of the cut lead is not influenced by the length of the encapsulation pin like the conventional lead pin, thereby ensuring the normal operation of the special-shaped plug-in machine.
The cutting blade cuts the pins as shown in fig. 3, a section of pins B1-B2 in the drawing needs to be reserved, and the pins B2 need to be cut off.
In addition, in some embodiments, the crossing angle a formed between the first leg 31 and the third leg 41 may be 20 °, 25 °, 27 °, 29 °, 32 °, 35 °, 40 °, or the like, which may achieve a similar technical effect.
Specifically, the straight-pin capacitor suitable for the special-shaped plug-in machine provided by the embodiment is manufactured by the following manufacturing method:
s1: the first pin 3 and the second pin 4 are mounted on the chip part 1 through die wire bonding, and a 20-40-degree cross angle is formed between the first pin section 31 and the third pin section 41;
s2: and (3) encapsulating operation: the cover 2 is wrapped over the chip part 1, the first leg segment 31 and the third leg segment 41 such that the first cover leg 21 of the cover 2 wraps around the first leg segment 31 and the second cover leg 22 of the cover 2 wraps around the third leg segment 41.
Embodiment two:
referring to fig. 2 to 3, a straight-pin capacitor suitable for a special-shaped plug-in machine provided by a second embodiment of the present invention is shown, and the following technical solutions are further provided as improvements on the basis of the foregoing embodiments: the length of the first cover leg 21 is 8/10-9/10 of the length of the first pin segment 31, and the cover leg can not spread over the bending position and only stop on the first pin segment due to the improvement of the crossing angle between the pins, and the cutter can conveniently find the reference point of the bending position after further controlling the length of the cover leg to be 8/10-9/10 of the length of the first pin segment, and the distance between the two pins is enlarged.
Embodiment III:
referring to fig. 2 to 3, a straight-pin capacitor suitable for a special-shaped plug-in machine according to a third embodiment of the present invention is shown, and the following technical solutions are further provided as improvements on the basis of the foregoing embodiments: the length of the second cover leg 22 is 8/10-9/10 of the length of the third leg 41, and the cover leg can not spread over the bending position and only stop on the second leg because of improving the crossing angle between the legs, and the cutter can conveniently find the reference point of the bending position after further controlling the length of the cover leg to be 8/10-9/10 of the length of the second leg, and the distance between the two legs is enlarged.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (6)
1. The utility model provides a straight foot type condenser suitable for abnormal shape plug-in components machine, its characterized in that includes chip portion (1) and envelope (2), envelope (2) are wrapped chip portion (1), be fixedly connected with first pin (3) and second pin (4) on the opposite two sides of chip portion (1) respectively, first pin (3) include first pin section (31) and second pin section (32), form V type structure between first pin section (31) and second pin section (32), first pin section (31) fixed connection in chip portion (1) is last, second pin (4) include third pin section (41) and fourth pin section (42), form V type structure between third pin section (41) and fourth pin section (42), third pin section (41) fixed connection in chip portion (1), form between first pin section (31) and third pin section (41) V type structure between second pin section (32), first envelope (31) have a first pin (21) of envelope (2) of a corner of a cover, second pin (41) has, second envelope (41) has a corner of a cover (21), the second cover leg does not exceed the corner of the second leg.
2. A straight-pin capacitor suitable for use in a profile plug-in machine according to claim 1, characterized in that the first leg (31) and the third leg (41) form an intersection angle of 25-35 °.
3. A straight-pin capacitor suitable for use in a profile plug-in machine according to claim 1, characterized in that the first leg (31) and the third leg (41) form an intersection angle of 27-32 °.
4. A straight-pin capacitor suitable for use in a profile plug-in machine according to claim 1, characterized in that the first leg (31) and the third leg (41) form an intersection angle of 29-30 °.
5. A straight-pin capacitor suitable for use in a profile plug-in machine according to claim 1, characterized in that the first leg (31) and the third leg (41) form an intersection angle of 30 °.
6. A method of manufacturing a straight-pin capacitor for a profile interposer machine according to any one of claims 1-5, comprising the steps of:
1) The first pin (3) and the second pin (4) are mounted on the chip part (1) through die wire bonding, and a 20-40-degree crossing angle is formed between the first pin section (31) and the third pin section (41);
2) And (3) encapsulating operation: and wrapping a cover (2) on the chip part (1), the first pin section (31) and the third pin section (41) so that a first cover leg (21) of the cover (2) wraps the first pin section (31) and a second cover leg (22) of the cover (2) wraps the third pin section (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910622677.1A CN110223842B (en) | 2019-07-10 | 2019-07-10 | Straight-foot type capacitor suitable for special-shaped component inserter and manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910622677.1A CN110223842B (en) | 2019-07-10 | 2019-07-10 | Straight-foot type capacitor suitable for special-shaped component inserter and manufacturing method |
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| Publication Number | Publication Date |
|---|---|
| CN110223842A CN110223842A (en) | 2019-09-10 |
| CN110223842B true CN110223842B (en) | 2023-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910622677.1A Active CN110223842B (en) | 2019-07-10 | 2019-07-10 | Straight-foot type capacitor suitable for special-shaped component inserter and manufacturing method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4884237A (en) * | 1984-03-28 | 1989-11-28 | International Business Machines Corporation | Stacked double density memory module using industry standard memory chips |
| JPH05347236A (en) * | 1992-06-15 | 1993-12-27 | Nippon Chemicon Corp | Manufacturing method of chip type capacitor |
| CN1409334A (en) * | 2001-09-14 | 2003-04-09 | 松下电器产业株式会社 | Ceramic capacitor |
| CN207338137U (en) * | 2017-09-08 | 2018-05-08 | 厦门万明电子有限公司 | A kind of plug-in type safety ceramic condenser element |
| CN210006603U (en) * | 2019-07-10 | 2020-01-31 | 昆山万盛电子有限公司 | straight-pin capacitor suitable for special-shaped component inserter |
-
2019
- 2019-07-10 CN CN201910622677.1A patent/CN110223842B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4884237A (en) * | 1984-03-28 | 1989-11-28 | International Business Machines Corporation | Stacked double density memory module using industry standard memory chips |
| JPH05347236A (en) * | 1992-06-15 | 1993-12-27 | Nippon Chemicon Corp | Manufacturing method of chip type capacitor |
| CN1409334A (en) * | 2001-09-14 | 2003-04-09 | 松下电器产业株式会社 | Ceramic capacitor |
| CN207338137U (en) * | 2017-09-08 | 2018-05-08 | 厦门万明电子有限公司 | A kind of plug-in type safety ceramic condenser element |
| CN210006603U (en) * | 2019-07-10 | 2020-01-31 | 昆山万盛电子有限公司 | straight-pin capacitor suitable for special-shaped component inserter |
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| Publication number | Publication date |
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| CN110223842A (en) | 2019-09-10 |
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