CN203675428U - Half-etching steel sheet without gap and linking plate thereof - Google Patents
Half-etching steel sheet without gap and linking plate thereof Download PDFInfo
- Publication number
- CN203675428U CN203675428U CN201420004909.XU CN201420004909U CN203675428U CN 203675428 U CN203675428 U CN 203675428U CN 201420004909 U CN201420004909 U CN 201420004909U CN 203675428 U CN203675428 U CN 203675428U
- Authority
- CN
- China
- Prior art keywords
- steel disc
- reinforcement steel
- notch
- gap
- square groove
- 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.)
- Withdrawn - After Issue
Links
Images
Landscapes
- ing And Chemical Polishing (AREA)
Abstract
The utility model provides a half-etching reinforcing steel sheet without a gap. The steel sheet comprises a square reinforcing steel sheet body with a thickness of 0.15-0.35mm. A back portion of the reinforcing steel sheet body and a central section of an edge close to one end surface are provided with square grooves. The utility model also provides a linking plate comprising the half-etching reinforcing steel sheet without the gap. According to the half-etching steel sheet without the gap and the linking plate thereof of the utility model, through changing a linking position of the single half-etching reinforcing steel sheet without the gap and a connection sheet and etching the square grooves near the linking position, when integrality of the linking plate is guaranteed and during a process of peeling the single half-etching reinforcing steel sheet without the gap, the connectivity gap is not generated. Because the made half-etching reinforcing steel sheet without the gap is without the miniature connectivity gap, an unacceptable condition of a client caused by the appearance gap can be avoided.
Description
Technical field
The utility model relates to mobile phone and computer/digital product part processing and manufacturing field, relates in particular to a kind of non-notch and etches partially steel disc and connection version thereof.
Background technology
The great advantage of flexible circuit board is that flexibility is good, can free bend, coiling, folding, can require to arrange arbitrarily according to space layout, and mobile and flexible arbitrarily at three dimensions, thus reach integrated that components and parts assembling is connected with wire; But in components and parts bearing capacity, be but a large deficiency.So in the flexible circuit board that has welding component, it is one of modal enhancing sheet that steel disc strengthens sheet.Relevant with flexible circuit board characteristic, general conventional steel plate thickness by 0.15mm to 0.35mm.
The production method of steel disc mainly contains two kinds: 1. etch-forming, 2. special-purpose steel stamping is cut.
The advantage of etch-forming steel disc (as illustrated in fig. 1 and 2) is: 1. early investment cost is few; 2. the first friendship phase is the shortest; Its shortcoming is: 1. product etched facet leaves miniature breach 11(positive and negative all to having), high-end customer is not accepted.
The advantage that special-purpose steel stamping is cut steel disc (as shown in Figure 3) is: 1. product shape does not have breach; Its shortcoming is: 1. early investment cost is high, and 2. because opening special punching block, first Production Time is longer.
Summary of the invention
The technical problems to be solved in the utility model is to provide and a kind ofly etches partially steel disc and connection version thereof because meet the non-notch of high-end customer demand without the miniature breach of connectivity.
The utility model provides a kind of non-notch to etch partially reinforcement steel disc, comprise that thickness is the square reinforcement steel disc body of 0.15～0.35mm, the middle part of the edge of the back of described reinforcement steel disc body and close one end is provided with square groove, described square groove is a structure that is impaled and formed at the corresponding end face of reinforcement steel disc body opening by bottom surface and three sides, the length of described square groove is 0.6～1.0mm, width is 0.1～0.3mm, the degree of depth is 1/3～2/3 of reinforcement steel disc body thickness, the edge direction of the reinforcement steel disc body that the length direction of described square groove is corresponding with it is consistent.
The length of described square groove is that 0.8mm, width are that 0.2mm and the degree of depth are reinforcement steel disc body thickness half.
The utility model also provides a kind of connection version that includes above-mentioned non-notch and etch partially reinforcement steel disc, also comprise all quadras in a plane of positive and negative of positive and negative and described reinforcement steel disc body, dowel and brace, the inside offside equi-spaced apart of described quadra is parallel is connected with some dowels, described non-notch etches partially reinforcement steel disc and is located between dowel and dowel and forms in gap, one end of described brace is connected on dowel, another of described brace is connected to described non-notch to side and etches partially the length that the middle part of the corresponding end face of square groove of reinforcement steel disc and its transverse width are less than square groove.
The transverse width of described brace is than the little 0.05-0.1mm of the length of square groove.
The utility model non-notch etches partially steel disc and joins version the connection bit that etches partially steel disc and brace by changing single non-notch, and near connection bit, etch square groove, therefore in ensureing that connection version is complete, in the time single non-notch etched partially to steel disc peeling off, do not produce the breach of connectivity, there is no the miniature breach of connectivity because the non-notch of making etches partially steel disc, can avoid cannot accepting because the breach of outward appearance causes client.
Brief description of the drawings
Fig. 1 is front or the structure schematic diagram of the connection version of prior art etch-forming steel disc.
Fig. 2 is front or the structure schematic diagram of the single etch-forming steel disc of prior art from connection version is peeled off.
Fig. 3 is front or the structure schematic diagram that prior art special-purpose steel stamping is cut steel disc.
Fig. 4 is the positive partial structurtes schematic diagram that the utility model making non-notch etches partially the film of reinforcement steel disc.
Fig. 5 is the back side partial structurtes schematic diagram that the utility model making non-notch etches partially the film of reinforcement steel disc.
Fig. 6 is the positive partial structurtes schematic diagram that the non-notch of the utility model making etches partially the connection version of reinforcement steel disc.
Fig. 7 is the back side partial structurtes schematic diagram that the non-notch of the utility model making etches partially the connection version of reinforcement steel disc.
Fig. 8 is that the single non-notch that the utility model is made etches partially the structure schematic diagram that reinforcement steel disc is connected with dowel.
Fig. 9 is the profile along A-A line in Fig. 8.
Figure 10 is the Facad structure figure that the utility model non-notch etches partially reinforcement steel disc.
Figure 11 is the structure figure that the utility model non-notch etches partially reinforcement steel disc.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
The utility model provides a kind of non-notch to etch partially reinforcement steel disc, as shown in Figure 10-11, comprise that thickness is the square reinforcement steel disc body 1 of 0.15～0.35mm, the middle part of the edge of the back of described reinforcement steel disc body 1 and close one end is provided with square groove 2, described square groove 2 is a structure that is impaled and formed at the corresponding end face of reinforcement steel disc body 1 opening by bottom surface and three sides, the length BC of described square groove 2 is 0.6～1.0mm, width C D or BE are 0.1～0.3mm, the degree of depth is 1/3～2/3 of reinforcement steel disc body 1 thickness, the edge direction of the reinforcement steel disc body 1 that the length direction of described square groove 2 is corresponding with it is consistent.Further preferred, the length BC of described square groove 2 or DE are that 0.8mm, width C D or BE are that 0.2mm and the degree of depth are reinforcement steel disc body 1 thickness half, and described reinforcement steel disc body 1 length and width can all be elected 4.9mm as.
The connection version that the utility model also provides a kind of non-notch to etch partially reinforcement steel disc, as Figure 6-9, except comprising that above-mentioned non-notch etches partially reinforcement steel disc, also comprise all quadras 3 in a plane of positive and negative of positive and negative and described reinforcement steel disc body 1, dowel 4 and brace 5, the parallel some dowels 4 that are connected with of inside offside equi-spaced apart of described quadra 3, described non-notch etches partially reinforcement steel disc and is located between dowel 4 and dowel 4 and forms in gap 6, one end of described brace 5 is connected on dowel 4, another of described brace 5 is connected on the middle part of square groove 2 corresponding end faces that described non-notch etches partially reinforcement steel disc to side and its transverse width (be brace place etch partially the width of reinforcement steel disc junction with non-notch) is less than the length of square groove 2.Further preferred, the transverse width of described brace 5 is than the little 0.05-0.1mm of the length of square groove 2, and according to above-mentioned most preferred scheme, the length BC of square groove 2 or DE are that 0.8mm calculates, and the transverse width FG of described brace 5 is 0.7-0.75mm.This is because if the transverse width of described brace 5 is larger than the length of square groove 2, may produce the burr burr of outstanding external form while peeling off, can affect outward appearance and even stab hand.In addition, the lath of the quadra 3 parallel with dowel 4 also can play that dowel 4 connects braces 5 and non-notch etches partially reinforcement steel disc.
Above-mentioned non-notch etches partially the preparation method of reinforcement steel disc, comprises the steps:
Step 1: design configuration, is depicted as the film
Use the single non-notch only of wiring board industry professional software (as CAM350 or GENESIS2000) design to etch partially reinforcement steel disc drawing and non-notch to etch partially the connection domain paper of reinforcement steel disc.
The connection domain paper that ready-made non-notch is etched partially to reinforcement steel disc is derived wiring board industry universal form (.gbr), then by optical plotter (plotter), above-mentioned derivation wiring board industry universal form (.gbr) light is plotted to the wiring board special film end, top two-layer.
Step 2: steel plate pastes dry film, with film exposure, then develops
Cut steel plate by connection version dimensions, positive and negative at steel plate all sticks dry film, then the steel plate that positive and negative is all posted to dry film is clipped between the bottom film of top and the medicine face of the top bottom film is oppositely arranged, by ORC5KW exposure machine, exposure energy is 9 lattice (with the 21 lattice exposure guide rules measurements of Stouffer company of the U.S.), by the pattern of the film (the positive and negative film pattern as shown in the black part of Fig. 4-5, its shape is respectively the hollow out region of Fig. 6 and Fig. 7) exposure transfers on dry film that (transmission region that the ultraviolet light of exposure machine can see through on the film be radiated on the dry film of steel plate, make dry film polymerization reaction take place, thereby can the section of being developed mass percent be that 0.8%-1.4% potassium hydroxide liquid medicine takes off and washes off, and film Shang ?look region be the lightproof area that exposure machine ultraviolet light cannot see through, dry film can not be subject to the irradiation of ultraviolet light, thereby can the section of being developed mass percent is that 0.8%-1.4% potassium hydroxide liquid medicine takes off and washes off, ) steel plate that then positive and negative all shifted to the dry film of the pattern of the film puts into horizontal developing machine, steel plate passes through horizontal developing machine with the speed of 2.8-3.2m/min, exposed on the steel plate place of film pattern will be 0.8%-1.4% potassium hydroxide liquid medicine develop out (place that dry film develops is out exactly steel plate, and place or dry film out do not develop) by mass percent
Step 3: by the steel plate after developing by the pattern etching of having developed out
The steel plate having developed is put into iron chloride acid etching machine, steel disc is by the speed with 0.7-0.8m/min by iron chloride acid etching machine, and oneself develops that the place of the steel plate that exposes can be subject to containing ferric ion concentration is that (chemical equation is 2FeCl to the iron chloride liquid medicine corrosion etching that is 0.2-0.4mol/L of 150-190g/L, concentration of hydrochloric acid
3+ Fe=3FeCl
2) have the place of dry film can not be subject to liquid medicine corrosion because being protected, steel plate is just according to the pattern etching of having developed out like this; Then the potassium hydroxide liquid medicine that is 4%-6% by undeveloped dry film by mass percent takes off to be washed off, just obtains non-notch and etch partially the connection version of reinforcement steel disc.
Step 4: single reinforcement steel disc is peeled off from connection version, and grinding burr is finished product
Non-notch non-notch being etched partially in the connection version of reinforcement steel disc etches partially reinforcement steel disc to positive and negative bending 2-4 time (its broken line is as the I line in Fig. 9), single non-notch can be etched partially to reinforcement steel disc peels off from connection version, the non-notch of peeling off is etched partially to reinforcement steel disc and put the grinding of steel disc grinder into, burr and burr are polished, obtain non-notch and etch partially reinforcement steel disc.
It is the same that the non-notch that said method obtains etches partially the front of the reinforcement steel disc steel disc die-cut with particular manufacturing craft, and the smooth of the edge, can't see breach; And the back side has etched square groove.When non-notch is etched partially to reinforcement steel disc and flexible circuit board assembling laminating, by the face with steel disc square groove (being the back side that non-notch etches partially reinforcement steel disc) towards flexible circuit board, be bonded together with flexible circuit board, thereby on front, can't see any breach.
Above-mentioned non-notch etches partially reinforcement steel disc and manufacture method has the following advantages:
(1) shorten product and hand over the phase
Making special-purpose steel stamping is cut steel disc and need to be opened the special punching block of mechanical stamping, and punching block Production Time approximately needs 48 hours, and Production Time is longer, does not reach fast and hands over the phase; Make non-notch and etch partially steel disc, approximately within 2 hours, steel disc can be produced, be applicable to very much quick sample and hand over the phase, be applicable to various sample specimens and small lot batch manufacture.
(2) reduce cost of manufacture
Making special-purpose steel stamping is cut steel disc and need to be opened the special punching block of mechanical stamping, and market cost is about 2000 yuan of RMB; And adopting non-notch to etch partially the method for steel disc, cost only includes dry film and film cost, is about 60 yuan of RMB, owing to need not opening the special punching block of mechanical stamping, can effectively reduce costs.
(3) meet high-end customer demand
Non-notch provided by the invention etches partially steel disc and etches partially by changing single non-notch the connection bit of steel disc and brace, by etch square groove near connection bit, in ensureing that connection version is complete, in the time single non-notch etched partially to steel disc peeling off, do not produce the breach of connectivity, there is no the miniature breach of connectivity because the non-notch of making etches partially steel disc, can avoid cannot accepting because the breach of outward appearance causes client.
Claims (4)
1. a non-notch etches partially reinforcement steel disc, comprise that thickness is the square reinforcement steel disc body (1) of 0.15～0.35mm, it is characterized in that, the middle part of the edge of the back of described reinforcement steel disc body (1) and close one end is provided with square groove (2), described square groove (2) is a structure that is impaled and formed at the corresponding end face of reinforcement steel disc body (1) opening by bottom surface and three sides, the length of described square groove (2) is 0.6～1.0mm, width is 0.1～0.3mm, the degree of depth is 1/3～2/3 of reinforcement steel disc body (1) thickness, the edge direction of the reinforcement steel disc body (1) that the length direction of described square groove (2) is corresponding with it is consistent.
2. non-notch according to claim 1 etches partially reinforcement steel disc, it is characterized in that, the length of described square groove (2) is that 0.8mm, width are that 0.2mm and the degree of depth are reinforcement steel disc body (1) thickness half.
3. one kind includes non-notch according to claim 1 and 2 and etches partially the connection version of reinforcement steel disc, it is characterized in that, also comprise all quadras (3) in a plane of positive and negative of positive and negative and described reinforcement steel disc body (1), dowel (4) and brace (5), the parallel some dowels (4) that are connected with of inside offside equi-spaced apart of described quadra (3), described non-notch etches partially reinforcement steel disc and is located between dowel (4) and dowel (4) and forms in gap (6), one end of described brace (5) is connected on dowel (4), another of described brace (5) is connected to side the length that the middle part of the corresponding end face of square groove (2) that described non-notch etches partially reinforcement steel disc and its transverse width are less than square groove (2).
4. non-notch according to claim 3 etches partially the connection version of reinforcement steel disc, it is characterized in that, the transverse width of described brace (5) is than the little 0.05-0.1mm of length of square groove (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420004909.XU CN203675428U (en) | 2014-01-06 | 2014-01-06 | Half-etching steel sheet without gap and linking plate thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420004909.XU CN203675428U (en) | 2014-01-06 | 2014-01-06 | Half-etching steel sheet without gap and linking plate thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203675428U true CN203675428U (en) | 2014-06-25 |
Family
ID=50971670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420004909.XU Withdrawn - After Issue CN203675428U (en) | 2014-01-06 | 2014-01-06 | Half-etching steel sheet without gap and linking plate thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203675428U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103702512A (en) * | 2014-01-06 | 2014-04-02 | 深圳华麟电路技术有限公司 | Unnotched half etching steel strap and manufacturing method thereof |
| CN107995791A (en) * | 2018-01-08 | 2018-05-04 | 奈电软性科技电子(珠海)有限公司 | A kind of applying method for etching steel disc |
| CN115767938A (en) * | 2022-11-25 | 2023-03-07 | 福莱盈电子股份有限公司 | Gold plating method applied to reinforced steel sheet |
-
2014
- 2014-01-06 CN CN201420004909.XU patent/CN203675428U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103702512A (en) * | 2014-01-06 | 2014-04-02 | 深圳华麟电路技术有限公司 | Unnotched half etching steel strap and manufacturing method thereof |
| CN103702512B (en) * | 2014-01-06 | 2017-02-08 | 深圳华麟电路技术有限公司 | Unnotched half etching steel strap and manufacturing method thereof |
| CN107995791A (en) * | 2018-01-08 | 2018-05-04 | 奈电软性科技电子(珠海)有限公司 | A kind of applying method for etching steel disc |
| CN107995791B (en) * | 2018-01-08 | 2020-09-18 | 奈电软性科技电子(珠海)有限公司 | Bonding method of etched steel sheet |
| CN115767938A (en) * | 2022-11-25 | 2023-03-07 | 福莱盈电子股份有限公司 | Gold plating method applied to reinforced steel sheet |
| CN115767938B (en) * | 2022-11-25 | 2024-05-28 | 福莱盈电子股份有限公司 | Gold selection and plating method applied to reinforced steel sheet |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107879638B (en) | Curved glass plate, preparation method, combined reagent and mobile terminal | |
| JP6375065B2 (en) | Electronic product metal shell with antenna groove, and electronic product metal shell manufacturing method | |
| US10519062B2 (en) | Manufacturing method for camera window having distinctive pattern and camera window having the distinctive pattern | |
| CN203675428U (en) | Half-etching steel sheet without gap and linking plate thereof | |
| US9965065B2 (en) | Touch panel and method for fabricating the same | |
| WO2018001134A1 (en) | Processing method for housing, housing, and electronic device | |
| KR101350428B1 (en) | Display unit for touch screen and method of manufacturing thereof | |
| TW202105339A (en) | Display | |
| TW201125749A (en) | Method for forming three dimensional pattern | |
| CN103702512A (en) | Unnotched half etching steel strap and manufacturing method thereof | |
| JP2014084234A (en) | Glass substrate of cover glass for electronic apparatus and production method of the same | |
| CN101060769B (en) | A method for producing the 3D products suitable for foldable forming | |
| CN106817850A (en) | The preparation method of FPC cover layers | |
| CN102159030A (en) | Making method of high-frequency ultrathin circuit board | |
| CN108122476B (en) | Method for making mark on mobile phone cover plate and mobile phone | |
| US9766731B2 (en) | Manufacturing process and structure of edge-chamfered one-glass-solution touch panel | |
| TWM494962U (en) | Cover plate | |
| TW201546005A (en) | Cover plate and method of fabricating the same | |
| KR102050588B1 (en) | Manufacturing method of mobile phone metal case formed by banding and process using cam cype mold | |
| CN107197593B (en) | A kind of flexible circuit board and preparation method thereof | |
| CN207531230U (en) | A kind of curl cover board and electronic product | |
| US20130334168A1 (en) | Manufacturing method of circuit pattern | |
| CN204795233U (en) | Cell -phone button structure | |
| CN103472954A (en) | Improved manufacturing method of OGS (one glass solution) ultrathin touch screen | |
| TWM505001U (en) | Monolithic glass touch panel structure with reservation three etching faces |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140625 Effective date of abandoning: 20170208 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140625 Effective date of abandoning: 20170208 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |