CN208986058U - It is a kind of convenient for fixed lead frame - Google Patents
It is a kind of convenient for fixed lead frame Download PDFInfo
- Publication number
- CN208986058U CN208986058U CN201821816145.9U CN201821816145U CN208986058U CN 208986058 U CN208986058 U CN 208986058U CN 201821816145 U CN201821816145 U CN 201821816145U CN 208986058 U CN208986058 U CN 208986058U
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- China
- Prior art keywords
- dao
- pin
- convenient
- groove
- hangs muscle
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- 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.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a kind of convenient for fixed lead frame, including Ji Dao, the top of the Ji Dao is provided with lock hole, the inner wall equidistant placement that the Ji Dao closes on lock hole has sags and crests, the lower part of the Ji Dao is provided with groove, the inside of the groove is equipped with support column, the two sides of the Ji Dao are mounted on fixture block, the side of the fixture block is mounted on link block, the hangs muscle is installed on two middle side parts of Ji Dao, hangs muscle described in two groups is mounted on limited block far from the side of Ji Dao, the pin is mounted equidistant the two sides in Ji Dao and is arranged symmetrically relative to hangs muscle, the pin is equipped with convex block far from a middle side part of Ji Dao, the lower edges of the Ji Dao are equipped with rib.The utility model facilitates the fixation of Ji Dao and plastic package structure by lock hole, groove, the isostructural combining form of fixture block, and quality problems caused by avoiding base island unstable guarantee Ji Dao and pin connective stability by structures such as rib, hangs muscles.
Description
Technical field
It is specially a kind of convenient for fixed lead frame the utility model relates to leadframe technologies field.
Background technique
Chip carrier of the lead frame as integrated circuit is that one kind is drawn by means of bonding material realization chip internal circuits
The electrical connection of outlet and outer lead, forms the key structure part of electric loop, it plays the bridge connected with outer lead
It acts on, requires to be basis knot important in electronics and information industry using lead frame in most semiconductor integrated blocks
Structure.
But lower part is fixed in more of the Ji Dao of existing lead frame, leads to the fixed inconvenient of Ji Dao and fixes
Shakiness is unfavorable for subsequent welding, and on the other hand, existing Ji Dao mostly uses concave configuration, leads to it during transportation, holds
It easily leads to the hangs muscle near Ji Dao to float or sink, leads to Ji Dao damage during transportation.
Utility model content
The purpose of this utility model is to provide a kind of convenient for fixed lead frame, and simple and convenient realization Ji Dao is effective
Fixation, avoid Ji Dao connection shakiness from leading to caused not prison welding, meanwhile, effectively increase the stabilization that Ji Dao is connect with hangs muscle
Property, avoid the island transportational process Zhong Ji from damaging, to solve the problems mentioned in the above background technology.
To achieve the above object, the utility model provides the following technical solutions: it is a kind of convenient for fixed lead frame, including
Ji Dao, hangs muscle and pin, the top of the Ji Dao are provided with lock hole, and the inner wall equidistant placement that the Ji Dao closes on lock hole has recessed
Salient point, the lower part of the Ji Dao are provided with groove, and the inside of the groove is equipped with support column, and the two sides of the Ji Dao are mounted on
Fixture block, the side of the fixture block are mounted on link block, and the hangs muscle is installed on two middle side parts of Ji Dao, and hangs muscle described in two groups is remote
Side from Ji Dao is mounted on limited block, and the two sides in Ji Dao are mounted equidistant and relative to hangs muscle in symmetrical cloth in the pin
It sets, the pin is equipped with convex block far from a middle side part of Ji Dao, and the lower edges of the Ji Dao are equipped with rib.
Preferably, the lock hole equidistant placement is in the top of Ji Dao, and lock hole setting in a strip shape.
Preferably, the groove is symmetrically arranged with two rows relative to Ji Dao, groove described in every row at least provided with two groups, and
The depth of the groove is less than the length 2mm-3mm of support column,
Preferably, a lateral section of the hangs muscle far from Ji Dao is arranged in semicircular arc, and the table side of the hangs muscle is equidistant
It is disposed with reinforcing rib.
Preferably, the quantity of the convex block and the quantity of pin are identical, and the lateral section of the convex block is in cone setting.
Preferably, diagonal brace is installed, and during the rib relative to Ji Dao is between the side and support column of the rib
The heart is symmetrical arranged.
Compared with prior art, the utility model has the beneficial effects that
1, by lock hole and groove, facilitate being fixedly connected Ji Dao and other structures, by support column to Ji Dao into
Row support, it is convenient that Ji Dao place and is fixedly connected with other structures, the side Ji Dao is facilitated by fixture block and link block
With being connected and fixed for other structures, reach effective easy fixation；
2, by hangs muscle and limited block, increase the stability of the side Ji Dao, Ji Dao is increased by rib and is connect with support column
Stability, avoid during transportation base island it is recessed, prevent the island transportational process Zhong Ji damage.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the base island part-structure sectional view of the utility model；
Fig. 3 is the base island low portion structure sectional view of the utility model.
In figure: 1 Ji Dao, 2 hangs muscles, 3 pins, 4 lock holes, 5 sags and crests, 6 grooves, 7 support columns, 8 fixture blocks, 9 link blocks, 10
Limited block, 11 convex blocks, 12 ribs, 13 reinforcing ribs, 14 diagonal braces, 15 connecting rods.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of convenient for fixed lead frame, including base
Island 1, hangs muscle 2 and pin 3, the top on the base island 1 are provided with lock hole 4, and lock hole 4 facilitates the external structure on base island 1 Yu top
Connection, the inner wall equidistant placement that lock hole 4 is closed on the base island 1 has a sags and crests 5, and sags and crests 5 increase frictional force when connection,
The lower part on the base island 1 is provided with groove 6, and the inside of the groove 6 is equipped with support column 7, and support column 7 facilitates the lower part on base island 1
With the connection of external structure, the two sides on the base island 1 are mounted on fixture block 8, and the side of the fixture block 8 is mounted on link block 9,
The hangs muscle 2 is installed on two middle side parts on base island 1, and hangs muscle 2 described in two groups is mounted on limited block 10 far from the side on base island 1,
The pin 3 is mounted equidistant the two sides in base island 1 and is arranged symmetrically relative to hangs muscle 2, the pin 3 far from base island 1 one
Middle side part is equipped with convex block 11, and the lower edges on the base island 1 are equipped with rib 12, and rib 12 preferably increases the strong of base island 1
Degree.
Specifically, 4 equidistant placement of lock hole is in the top on base island 1, and the setting in a strip shape of the lock hole 4, more preferably
Connection of the realization to the top on base island 1 and extraneous structure, it is convenient that base island 1 is fixed.
Specifically, the groove 6 is symmetrically arranged with two rows relative to base island 1, groove 6 is at least provided with two described in every row
Group, and the depth of the groove 6 is less than the length 2mm-3mm of support column 7, it is convenient that increase intensity is carried out to the lower part on base island 1, and
The convenient connection with external structure.
Specifically, a lateral section of the hangs muscle 2 far from base island 1 is arranged in semicircular arc, and the table side etc. of the hangs muscle 2
Away from reinforcing rib 13 is disposed with, facilitate the installation of hangs muscle 2, reinforcing rib 13 increases the intensity of hangs muscle 2.
Specifically, the quantity of the convex block 11 is identical as the quantity of pin 3, and the lateral section of the convex block 11 is in cone
Setting facilitates the intensity for increasing by 11 plastic packaging of convex block in plastic packaging, reaches better fixation.
Specifically, being equipped with diagonal brace 14 between the side and support column 7 of the rib 12, and the side of the rib 12 is logical
It crosses connecting rod 15 to be connected with the lower part of pin 3, diagonal brace 14 increases the stability of 1 lower part of base island, and connecting rod 15 further increases base
The stability that island 1 is connect with pin 3.
Structural principle: in use, by the inside of external structure insertion lock hole 4, then increase under the action of sags and crests 5
The bonding strength for adding external structure Yu base island 1, is fixed on substructure for support column 7, support and connection function in support column 7
Under so that base island 1 is preferably connect with substructure, and pass through the effect of fixture block 8 and link block 9, facilitate the side on base island 1 with
External structure is connected, by hangs muscle 2 and limited block 10, so that side and the convenient and fast phase of external structure of pin 3 are closed in base island 1
Even, the fixation for easily realizing base island 1 and pin 3 increases the intensity of hangs muscle 2 by reinforcing rib 13, increases base by rib 12
The intensity of 1 lower part of island increases bonding strength between the two by the diagonal brace 14 between support column 7 and rib 12, effective to increase
The stability for adding base island 1, avoid during transportation base island 1 occur it is recessed or float, prevent from being damaged during transportation.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of convenient for fixed lead frame, including Ji Dao (1), hangs muscle (2) and pin (3), it is characterised in that: the Ji Dao
(1) top is provided with lock hole (4), and the inner wall equidistant placement that the Ji Dao (1) closes on lock hole (4) has sags and crests (5), described
The lower part of Ji Dao (1) is provided with groove (6), and the inside of the groove (6) is equipped with support column (7), and the two sides of the Ji Dao (1) are equal
It is equipped with fixture block (8), the side of the fixture block (8) is mounted on link block (9), and the hangs muscle (2) is installed on the two of Ji Dao (1)
Middle side part, hangs muscle described in two groups (2) are mounted on limited block (10) far from the side of Ji Dao (1), and the pin (3) is mounted equidistant
In Ji Dao (1) two sides and be arranged symmetrically relative to hangs muscle (2), the pin (3) far from Ji Dao (1) a middle side part install
Have convex block (11), the lower edges of the Ji Dao (1) are equipped with rib (12).
2. according to claim 1 a kind of convenient for fixed lead frame, it is characterised in that: the lock hole (4) is equidistant
It is arranged in the top of (1) Ji Dao, and the lock hole (4) setting in a strip shape.
3. according to claim 1 a kind of convenient for fixed lead frame, it is characterised in that: the groove (6) relative to
Ji Dao (1) is symmetrically arranged with two rows, and groove described in every row (6) is at least provided with two groups, and the depth of the groove (6) is less than branch
The length 2mm-3mm of dagger (7).
4. according to claim 1 a kind of convenient for fixed lead frame, it is characterised in that: the hangs muscle (2) is far from base
One lateral section on island (1) is arranged in semicircular arc, and the table side equidistant placement of the hangs muscle (2) has reinforcing rib (13).
5. according to claim 1 a kind of convenient for fixed lead frame, it is characterised in that: the quantity of the convex block (11)
It is identical as the quantity of pin (3), and the lateral section of the convex block (11) is in cone setting.
6. according to claim 1 a kind of convenient for fixed lead frame, it is characterised in that: the side of the rib (12)
It is equipped between support column (7) diagonal brace (14), and the side of the rib (12) passes through the lower part of connecting rod (15) and pin (3)
It is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821816145.9U CN208986058U (en) | 2018-11-06 | 2018-11-06 | It is a kind of convenient for fixed lead frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821816145.9U CN208986058U (en) | 2018-11-06 | 2018-11-06 | It is a kind of convenient for fixed lead frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208986058U true CN208986058U (en) | 2019-06-14 |
Family
ID=66790328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821816145.9U Expired - Fee Related CN208986058U (en) | 2018-11-06 | 2018-11-06 | It is a kind of convenient for fixed lead frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208986058U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112259462A (en) * | 2020-10-14 | 2021-01-22 | 天水华洋电子科技股份有限公司 | Lead frame structure, processing device and processing method |
-
2018
- 2018-11-06 CN CN201821816145.9U patent/CN208986058U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112259462A (en) * | 2020-10-14 | 2021-01-22 | 天水华洋电子科技股份有限公司 | Lead frame structure, processing device and processing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190614 Termination date: 20191106 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |