CN207883686U - A kind of N shape copper strips convenient for injection molding - Google Patents
A kind of N shape copper strips convenient for injection molding Download PDFInfo
- Publication number
- CN207883686U CN207883686U CN201820010189.6U CN201820010189U CN207883686U CN 207883686 U CN207883686 U CN 207883686U CN 201820010189 U CN201820010189 U CN 201820010189U CN 207883686 U CN207883686 U CN 207883686U
- Authority
- CN
- China
- Prior art keywords
- copper strips
- strips body
- injection molding
- convenient
- plane
- Prior art date
- 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.)
- Expired - Fee Related
Links
Landscapes
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model provides a kind of N shape copper strips convenient for injection molding; including copper strips body; thick boss is installed in the middle part of copper strips body upper surface; arc groove is offered in the middle part of thick boss upper surface; the first inclined-plane is offered on the left of thick boss; both sides at the top of copper strips body are both provided with leaching modeling layer; the side of leaching modeling layer offers the second inclined-plane; one end of leaching modeling layer is integrally formed with protective cover; the left and right ends of copper strips body offer card slot; the inside of card slot is fixedly connected with silver strip, and the side of silver strip passes through card slot and extends to the outer surface of copper strips body.This is convenient for the N shape copper strips of injection molding, the first inclined-plane is opened up by setting arc groove and at featheredge, to improve the structure of copper strips body, make it that injection efficiency and quality that user is up to 30% can be improved, reduce the production cost of user, the electric conductivity of copper strips body is improved by the way that silver strip is arranged so that the conductive performance of copper strips body is more preferable than common copper strips conductive effect.
Description
Technical field
The utility model is related to copper strips technical field, specially a kind of N shape copper strips convenient for injection molding.
Background technology
In recent years, with the continuous expansion of China's large scale integrated circuit and super large-scale integration production line, and
Continuous improvement of the domestic and international high-end electronic devices manufacturer to circuit lead frame performance quality requirements, copper used for lead frame
The demand of band is also increasing, as one of the core material of semi-conductor discrete device and integrated antenna package, edge in the world
Blaster fuse frame material has two class material of copper alloy and dilval, and Copper Alloys for Lead Frame is because of its excellent high conduction
Property, and the simultaneous processability that it is adapted to, electric degree soldering property, anticorrosion stress-resistant cracking behavior, the adherence of necessary intensity and resin-encapsulated
It the features such as property, gains great popularity.
The following process of section copper strip blank includes the finish rolling calendering formation and injection encapsulated of multi-pass, traditional special-shaped copper
Band includes pancake master tape body, is provided at least thick boss together in the middle part of the master tape body one side, the thickness boss it is outer
Side forms featheredge, and the section copper strip of this structure does not utilize the flowing of plastic packaging material, cause injection time in later stage injection encapsulated
Longer, production capacity is relatively low.
Utility model content
（One）The technical issues of solution
In view of the deficiencies of the prior art, the utility model provides a kind of N shape copper strips convenient for injection molding, solves the above-mentioned back of the body
The problem of being proposed in scape technology.
（Two）Technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs：A kind of N shape copper convenient for injection molding
Band, including copper strips body, are installed with thick boss in the middle part of the copper strips body upper surface, in the thickness boss upper surface
Portion offers arc groove, and the first inclined-plane is offered on the left of the thickness boss.
Both sides at the top of the copper strips body are both provided with leaching modeling layer, and the side of the leaching modeling layer offers the second inclined-plane,
Integrally formed with protective cover, the left and right ends of the copper strips body offer card slot, the card slot for one end of the leaching modeling layer
Inside be fixedly connected with silver strip, the side of the silver strip passes through card slot and extends to the outer surface of copper strips body.
Preferably, the side of the leaching modeling layer is fixedly connected with the side of thick boss, and the protective cover includes the first aluminium foil
Layer.
Preferably, the bottom of first aluminium foil layer is Nian Jie with the leaching modeling top of layer.
Preferably, the first waterproof layer is bonded at the top of first aluminium foil layer, the both sides of the copper strips body bottom are set
It is equipped with the second aluminium foil layer.
Preferably, the top of second aluminium foil layer is Nian Jie with copper strips body bottom, the bottom bonding of the copper strips body
There are the second waterproof layer, the side of second waterproof layer to offer third inclined-plane.
Preferably, first inclined-plane and the angle of horizontal direction are 30 degree.
（Three）Advantageous effect
The utility model provides a kind of N shape copper strips convenient for injection molding.Has following advantageous effect：
1, the first inclined-plane should be opened up by setting arc groove and at featheredge, convenient for the N shape copper strips of injection molding to improve
The structure of copper strips body makes it that injection efficiency and quality that user is up to 30% can be improved, thereby reduces being produced into for user
This, by the card slot and silver strip that open up to improve the electric conductivity of copper strips body so that the biography of copper strips body at work
It is more preferable to lead the common copper strips conductive effect of performance ratio.
2, should play the role of protecting copper strips body by the way that protective cover is arranged, in turn convenient for the N shape copper strips of injection molding
Reduce the interference that extraneous environment brings copper strips body, so that it is provided good working environment for copper strips body, by setting
Multilayered structure is set to reduce the case where copper strips body is broken, and then extends the service life of copper strips body.
Description of the drawings
Fig. 1 is the utility model front view；
Fig. 2 is the utility model protective cover sectional view；
Fig. 3 is enlarged drawing at A in the utility model Fig. 1.
In figure：1 copper strips body, 2 thick boss, 3 arc grooves, 4 first inclined-planes, 5 leaching modeling layers, 6 second inclined-planes, 7 protective covers, 71
First aluminium foil layer, 72 first waterproof layers, 73 second aluminium foil layers, 74 second waterproof layers, 75 third inclined-planes, 8 card slots, 9 silver strips.
Specific implementation mode
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
The every other embodiment obtained, shall fall within the protection scope of the present invention.
As shown in Figs. 1-3, the utility model embodiment provides a kind of N shape copper strips convenient for injection molding, including copper strips body 1,
It is installed with thick boss 2 in the middle part of 1 upper surface of copper strips body, arc groove 3 is offered in the middle part of 2 upper surface of thick boss, it is thick convex
The left side of platform 2 offers the first inclined-plane 4, and the first inclined-plane 4 and the angle of horizontal direction are 30 degree, by the way that 3 He of arc groove is arranged
The first inclined-plane 4 is opened up at featheredge, to improve the structure of copper strips body 1, makes it that the injection molding effect that user is up to 30% can be improved
Rate and quality thereby reduce the production cost of user.
The both sides at 1 top of copper strips body are both provided with leaching modeling layer 5, and the side of leaching modeling layer 5 and the side of thick boss 2 are fixed and connected
It connects, the side of leaching modeling layer 5 offers the second inclined-plane 6, and one end of leaching modeling layer 5 is integrally formed with protective cover 7, by the way that protective cover is arranged
7 to play the role of protecting copper strips body 1, and then reduce the interference that extraneous environment brings copper strips body 1, make it be
Copper strips body 1 provides good working environment, and protective cover 7 includes the first aluminium foil layer 71, the bottom of the first aluminium foil layer 71 and leaching
The top bonding of layer 5 is moulded, the top of the first aluminium foil layer 71 is bonded with the first waterproof layer 72, the both sides setting of 1 bottom of copper strips body
There is the second aluminium foil layer 73, the top of the second aluminium foil layer 73 is Nian Jie with 1 bottom of copper strips body, and the bottom of copper strips body 1 is bonded with
Two waterproof layers 74 by the way that multilayered structure is arranged to reduce the case where copper strips body 1 is broken, and then extend copper strips sheet
The side of the service life of body 1, the second waterproof layer 74 offers third inclined-plane 75, and the left and right ends of copper strips body 1 offer
The inside of card slot 8, card slot 8 is fixedly connected with silver strip 9, and the side of silver strip 9 passes through card slot 8 and extends to the appearance of copper strips body 1
Face, by the card slot 8 and silver strip 9 that open up to improve the electric conductivity of copper strips body 1 so that copper strips body 1 is at work
Conductive performance it is more preferable than common copper strips conductive effect.
In summary：This opens up the first inclined-plane 4 by setting arc groove 3 and at featheredge convenient for the N shape copper strips being molded,
To improve the structure of copper strips body 1, makes it that injection efficiency and quality that user is up to 30% can be improved, thereby reduce use
The production cost at family, by the card slot 8 and silver strip 9 that open up to improve the electric conductivity of copper strips body 1 so that copper strips body
1 conductive performance at work is more preferable than common copper strips conductive effect.
Also, it should be convenient for the N shape copper strips of injection molding, by the way that protective cover 7 is arranged to play the work of protection copper strips body 1
With, and then reduce the interference that extraneous environment brings copper strips body 1, so that it is provided good building ring for copper strips body 1
Border by the way that multilayered structure is arranged to reduce the case where copper strips body 1 is broken, and then extends making for copper strips body 1
Use the service life.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of N shape copper strips convenient for injection molding, including copper strips body（1）, it is characterised in that：The copper strips body（1）Upper surface
Middle part be installed with thick boss（2）, the thickness boss（2）Arc groove is offered in the middle part of upper surface（3）, the thickness boss
（2）Left side offer the first inclined-plane（4）；
The copper strips body（1）The both sides at top are both provided with leaching modeling layer（5）, the leaching modeling layer（5）Side offer second
Inclined-plane（6）, the leaching modeling layer（5）One end integrally formed with protective cover（7）, the copper strips body（1）Left and right ends open
Equipped with card slot（8）, the card slot（8）Inside be fixedly connected with silver strip（9）, the silver strip（9）Side pass through card slot（8）And
Extend to copper strips body（1）Outer surface.
2. a kind of N shape copper strips convenient for injection molding according to claim 1, it is characterised in that：Layer is moulded in the leaching（5）Side
With thick boss（2）Side be fixedly connected, the protective cover（7）Including the first aluminium foil layer（71）.
3. a kind of N shape copper strips convenient for injection molding according to claim 2, it is characterised in that：First aluminium foil layer（71）
Bottom with leaching modeling layer（5）Top bonding.
4. a kind of N shape copper strips convenient for injection molding according to claim 3, it is characterised in that：First aluminium foil layer（71）
Top be bonded with the first waterproof layer（72）, the copper strips body（1）The both sides of bottom are provided with the second aluminium foil layer（73）.
5. a kind of N shape copper strips convenient for injection molding according to claim 4, it is characterised in that：Second aluminium foil layer（73）
Top and copper strips body（1）Bottom is bonded, the copper strips body（1）Bottom be bonded with the second waterproof layer（74）, described
Two waterproof layers（74）Side offer third inclined-plane（75）.
6. a kind of N shape copper strips convenient for injection molding according to claim 1, it is characterised in that：First inclined-plane（4）With water
Square to angle be 30 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820010189.6U CN207883686U (en) | 2018-01-04 | 2018-01-04 | A kind of N shape copper strips convenient for injection molding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820010189.6U CN207883686U (en) | 2018-01-04 | 2018-01-04 | A kind of N shape copper strips convenient for injection molding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207883686U true CN207883686U (en) | 2018-09-18 |
Family
ID=63505674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820010189.6U Expired - Fee Related CN207883686U (en) | 2018-01-04 | 2018-01-04 | A kind of N shape copper strips convenient for injection molding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207883686U (en) |
-
2018
- 2018-01-04 CN CN201820010189.6U patent/CN207883686U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107342340A (en) | Double glass assemblies of back contact solar cell and preparation method thereof | |
| CN207883686U (en) | A kind of N shape copper strips convenient for injection molding | |
| CN110137165A (en) | Display device and preparation method thereof | |
| CN208509370U (en) | A kind of FPC of wireless charging receiving terminal | |
| CN101958257A (en) | Packaging method of directly placing firstly-plated and later-etched module by double-sided graphic chip | |
| CN205428649U (en) | Metallization ferrite core and paster inductance | |
| CN207443219U (en) | A kind of PCB of side attachment component | |
| CN101958299A (en) | Method for packaging single double-sided graphic chip by way of directly arranging and then sequentially plating and etching | |
| CN205050850U (en) | Colorful photovoltaic assembly | |
| CN100495842C (en) | Three-dimensional low inductance allotype type bus bars | |
| CN209368132U (en) | 3D glass with interlayer circuit | |
| CN209401644U (en) | A kind of unimodal efficient reflective solder strip | |
| CN206490222U (en) | Automotive connector | |
| CN206888402U (en) | A kind of wallboard | |
| CN219938309U (en) | Drainage strip and photovoltaic module suitable for same | |
| CN201927599U (en) | Module package structure for plating prior to etching of double-sided graphic flip chips | |
| CN212342301U (en) | Copper-silver-tin oxide copper-clad layer structure made of composite copper material | |
| CN206058961U (en) | A kind of Teflon electric wire | |
| CN201123177Y (en) | Improved water-proof shielding cabinet | |
| CN2489958Y (en) | Cellular composite board | |
| CN2867220Y (en) | Frame for panel thermal-arrest device | |
| CN203104962U (en) | Sunken rigid-flexible printed circuit board | |
| CN215761290U (en) | Three-layer solid wood door | |
| CN209447813U (en) | A kind of photovoltaic tile | |
| CN203942128U (en) | A kind of automobile-used AUX wire harness |
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: 20180918 Termination date: 20220104 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |