CN109175892A - The coating of the mobile phone card slot of the production technology and preparation of SIM mobile phone card slot - Google Patents

The coating of the mobile phone card slot of the production technology and preparation of SIM mobile phone card slot Download PDF

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Publication number
CN109175892A
CN109175892A CN201810970616.XA CN201810970616A CN109175892A CN 109175892 A CN109175892 A CN 109175892A CN 201810970616 A CN201810970616 A CN 201810970616A CN 109175892 A CN109175892 A CN 109175892A
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China
Prior art keywords
rolling
mobile phone
production
card slot
phone card
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CN201810970616.XA
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CN109175892B (en
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朱卫
薛白川
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Jiangsu Kangrui New Material Technology Co Ltd
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Jiangyin Kang Rui Molding Technology Co Ltd
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Priority to CN201810970616.XA priority Critical patent/CN109175892B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00Making specific metal objects by operations not covered by a single other subclass or a group in this subclass

Abstract

The invention discloses a kind of production technology of SIM mobile phone card slot, including successively processing step as follows: drawing production drawing according to the shape of mobile phone card slot and size;The stainless steel base material of size and material is adapted according to the size selection of mobile phone card slot and determines production craft step, and production craft step includes N number of step, N > 0;According to the shape of mobile phone card slot and dimensioned product processes size and draw deformation of products figure;Issue M production mould, M≤N;First production mould is packed into tandem mill, base material, which enters after tandem mill rolling, carries out size detection after annealing to the base material after rolling;Continuous rolling and annealing 5 times;Deformation processing amount each time is designed into deformation pattern, controls product hardness by deisgn product deformation pattern of the present invention;Continuous rolling technology needs that final sample could be formed by continuous 5 times rollings, has coherent productivity for the client of big demand, improves speed of production;Material surface is refined, material surface brighting impulse- free robustness is made.

Description

The coating of the mobile phone card slot of the production technology and preparation of SIM mobile phone card slot
Technical field
The present invention relates to the production technologies of SIM mobile phone card slot.
Background technique
As mobile phone industry in recent years is quickly grown, sim card slot is important always one of mobile phone spare and accessory parts, volume It is small, it is desirable that production precision it is high.In the SIM mobile phone card slot of former numerous unlike materials, such as plastic-steel, plastics, aluminium alloy, stainless The multiple materials such as steel, plastics.It is proposed mobile phone burning number service in operator for some time, but because there are some illegal points Son come free call on somebody else's expense through illegal means and can steal telephone expenses by burning number, not bring interests to client, therefore still use before operator intention Voucher and paid cases of the SIM card as user discrimination identity, mobile phone can normal communication, it is main or rely on baseband chip, Even if cancelling sim card slot still be unable to do without it, therefore either to realize double-card dual-standby or three three hardware cores to be required of card Piece provides support.Mostly using material, different, different sim card slot, different manufacturers will seek survival for current domestic card slot production The sim card slot of production is not quite similar, poor universality, therefore the sim card slot produced has autonomous behavior, some machines of current such as millet Type is using the sim card slot of plastic body frame, and some types of vivo are using metal material card slot.Current foreign countries' SIM card Slot production is the same as domestic identical with autonomous behavior, production material, variform abnormity card slot.Because the production of sim card slot is Cooperate establishment according to the production of mobile phone style, therefore the period produced is extremely short, and desired high degree of automation, therefore Fining, water flow wire type production sim card slot are following Main Trends of The Development.But current formed product effect is bad, table Face brightness is general and there are a little burr, and profile precision is not high;And 12 rollers or 14 rollers even 20 rollers essence are needed in rolling Close milling train, equipment investment is big, and occupation area of equipment is big, and cost of equipment maintenance is also high.
Summary of the invention
It is an object of the present invention to overcome defect existing in the prior art, the SIM production technology of mobile phone card slot is provided, There is good forming effect, surface-brightening impulse- free robustness, profile essence for SIM mobile phone card slot special irregular material using what this technique was produced High advantage is spent, and reduces equipment investment.
To achieve the above object, the technical scheme is to design a kind of production technologies of SIM mobile phone card slot, including such as Under successively processing step:
S1: production drawing is drawn according to the shape of mobile phone card slot and size;It is adapted according to the size selection of mobile phone card slot The stainless steel base material of size and material simultaneously determines production craft step, and production craft step includes N number of step, N > 0;According to hand The shape and dimensioned product processes size and drafting deformation of products figure of machine card slot;
S2: M production mould, M≤N are issued according to deformation of products figure described in S1 step;
S3: the first production mould is packed into tandem mill, base material, which enters after tandem mill rolling, carries out ruler to the base material after rolling Very little detection;
S4: the material after S3 step process is made annealing treatment;
S5: being packed into tandem mill for the second production mould, and the material after S4 step process is entered after tandem mill rolling to rolling Base material after system carries out size detection;
S6: the material after S5 step process is made annealing treatment;
S7: being packed into tandem mill for third production mold, and the material after S6 step process is entered after tandem mill rolling to rolling Base material after system carries out size detection;
S8: the material after S7 step process is made annealing treatment;
S9: being packed into tandem mill for the 4th production mould, and the material after S8 step process is entered after tandem mill rolling to rolling Base material after system carries out size detection;
S10: the material after S9 step process is made annealing treatment;
S11: being packed into tandem mill for the 5th production mould, and it is right after tandem mill rolls that the material after S10 step process is entered Base material after rolling carries out size detection;
S12: the material after S11 step process is made annealing treatment;
S13: the material after S12 step process is successively aligned, is cut off and sawing.Production figure is designed according to company Paper, it is first determined product is using stainless steel base material (determine and use 5*25mm plate), production so process engineering step (uses 7 Engineering), and the good product processes size of 2D software design and deformation of products figure are used on computers;Drawing is deformed according to 2D, Issue the production mould (totally 7 engineering, i.e. 7 molds) of each engineering;Start to roll the first engineering, the first engineering mold is packed into Rolling machine (i.e. tandem mill), base material carry out the first engineering size detection after entering machine rolling, guarantee that size meets deformation pattern Paper design requirement, the scratch of surface-brightening impulse- free robustness;First engineering terminates to enter annealing, is to move back in 1100 DEG C ± 50 DEG C in furnace temperature Fire makes material revert to soft state, rolls next time to enter;After continuous rolling+annealing 5 times, a roughing, control table are carried out Face zero defect, then carrying out the rolling of last time finished-product material is finish rolling, finish rolling die size is final delivery gauge, uses volume Pump Rolling Production, mold need to guarantee that each position size meets customer drawings size tolerance requirements, and the angle product R guarantees that finished product is first Part projection size, the detection of the angle R, ensure compliance with production drawing requirement;The product straightening, cutting of monovolume take-up is by straightening, cutting 2000-2500mm or so;The mono- branch long saw of 2000-2500MM is cut to customer demand length according to customer demand by sawing;Design Deformation processing amount each time is designed into deformation pattern, controls product hardness by deformation of products figure;It, should using continuous rolling technology Sample needs that final sample could be formed by continuous 5 times rollings, because demand is big, therefore has coherent productivity, is promoted Speed of production;The rolling of last time specimen material is finish rolling, and production precision reaches 0.005mm, and sample precision reaches 0.01mm;Material surface is refined, material surface brighting impulse- free robustness is made.
Further technical solution is the production technology of SIM mobile phone card slot, including successively processing step as follows:
S1: production drawing is drawn according to the shape of mobile phone card slot and size;It is adapted according to the size selection of mobile phone card slot The stainless steel base material of size and material simultaneously determines production craft step, and production craft step includes N number of step, N > 0;According to hand The shape and dimensioned product processes size and drafting deformation of products figure of machine card slot;
S2: M production mould, M≤N are issued according to deformation of products figure described in S1 step;
S3: the first production mould is packed into tandem mill, base material, which enters after tandem mill rolling, carries out ruler to the base material after rolling Very little detection;
S4: the material after S3 step process is made annealing treatment;
S5: being packed into tandem mill for the second production mould, and the material after S4 step process is entered after tandem mill rolling to rolling Base material after system carries out size detection;
S6: the material after S5 step process is made annealing treatment;
S7: being packed into tandem mill for third production mold, and the material after S6 step process is entered after tandem mill rolling to rolling Base material after system carries out size detection;
S8: the material after S7 step process is made annealing treatment;
S9: being packed into tandem mill for the 4th production mould, and the material after S8 step process is entered after tandem mill rolling to rolling Base material after system carries out size detection;
S10: the material after S9 step process is made annealing treatment;
S11: stamping process is carried out to the material after S10 step process;
S12: the material after S11 step process is made annealing treatment;
S13: the material after S12 step process is successively aligned, is cut off and sawing.Using continuous four mill-annealeds Afterwards, punching press is finally used, punching (is passed through using the stamping procedure of good forming effect in this way in the process for finally needing to guarantee precision Technological parameter when pressure guarantees) replace the process for finally remaining as mill-annealed together, it may not need 12 rollers or 14 rollers so very To the finishing rolling mill of 20 rollers, equipment investment is greatly saved, has saved occupation area of equipment, cost of equipment maintenance also substantially drops It is low.
Further technical solution is that in step S4, S6, S8, S10, S12, using natural gas annealing furnace, furnace temperature is 1100℃±50℃。
Further technical solution is, in S11 step, drawing velocity 000.0mm/s, pressure-pad-force 200KN, and punching press Equal Effective Draw-Bead resistance be 100.015N/mm~110.023N/mm.When Equal Effective Draw-Bead resistance is smaller, corrugated regions accounting Larger, safe deformation region accounts for smaller;As Equal Effective Draw-Bead resistance increases, corrugated regions accounting reduces, safe deformation area Domain accounting increases, excessively thinned or cracking defect.And Equal Effective Draw-Bead impedance value is bigger, maximum boundary movement, maximum thicken Rate, corrugation situation are smaller and smaller, and sheet forming effect is improved, and the forming of sim card slot live part is more abundant.In punching press Equal Effective Draw-Bead resistance between 100.015N/mm~110.023N/mm when card slot molding effect it is best.
Further technical solution is that in the S3 step, operation roll of mill roll surface roughness is 0.10 μm of Ra;Roll-force For 450KN, forward pull is 15kg/mm when rolling2, backward pull 10kg/mm2, rolling mill speed is 55 ms/min.
Further technical solution is, in S5 step, operation roll of mill roll surface roughness is 0.10 μm of Ra;Roll-force For 480KN, forward pull is 35kg/mm when rolling2, backward pull 30kg/mm2, rolling mill speed is 100 ms/min.
Further technical solution is, in S7 step, operation roll of mill roll surface roughness is 0.10 μm of Ra;Roll-force For 490KN, forward pull is 55kg/mm when rolling2, backward pull 50kg/mm2, rolling mill speed is 100 ms/min.
Further technical solution is, in S9 step, operation roll of mill roll surface roughness is 0.10 μm of Ra;Roll-force For 500KN, forward pull is 75kg/mm when rolling2, backward pull 70kg/mm2, rolling mill speed is 100 ms/min.
Further technical solution is that in S4 step, material passes through annealing furnace with the linear velocity of 6~10m/min;Institute It states in S6 step, material passes through annealing furnace with the linear velocity of 8~12m/min;In the S8 step, material is with 10~18m/ The linear velocity of min passes through annealing furnace;In the S10 step, material passes through annealing furnace with the linear velocity of 12~109m/min.
Further technical solution is the coating of mobile phone card slot prepared by the production technology for the SIM mobile phone card slot, It is made of following ingredient in parts by weight: 60~70 parts of DYS-637 resin, 0.8 part of wetting dispersing agent BYK-P104S, 13.7 parts of titanium dioxide, 4.8 parts of phthalocyanine blue, 8 parts of barium sulfate, 0.2 part of castor oil, 2~4 parts of organobentonite, 0.2 ~0.6 part of auxiliary agent, 3~4 parts of diluent.Barium sulfate is surface treated industrial rank class;DYS-637 resin is (full With polyester resin 637) solid content be 50% ± 2%, the trade mark of titanium dioxide is R2196;The trade mark of phthalocyanine blue is 1541 pairs of pleasures; Organobentonite is paste, trade mark 801-A;Auxiliary agent, diluent and castor oil are technical grade;This its pigment of proportion Comparision contents are high, and relatively, resin content is lower, reduce cohesive force in this way, improve film to the adhesion strength of object;Film Adhesive force be attraction between polar group by its surface of both coating and substrate to be coated, and the production of this attraction Life is well moistening as condition to substrate to be coated surface with coating.And wet situation then depends on the surface of coating Power, therefore Ricinate BYK-P104S is added to reduce the surface tension of coating, to improve moistening efficiency, enhance film pair The adhesive force of substrate surface.Dispersing agent can reduce the interfacial tension between liquid/solid, improve dispersion effect of the pigment in resin Rate, good dispersibility can make film coated surface more smooth.Due to the influence expanded with heat and contract with cold, coating and applied between surface Sticky point will be by different degrees of destruction.The thermal expansion coefficient of typically film is bigger than the thermal expansion coefficient of substrate, So the expansion or shrinkage degree of film is all bigger than substrate, this can cause the deformation of film, and then causes to wrinkle when temperature change Line, moire etc. reduce the adhesive force of film.Inorganic filler is added in formula, thus reduces the thermal expansion coefficient of coating, So that the difference of the thermal expansion coefficient of coating and substrate is smaller, the adhesive force of coating is improved in this way.It resin in coating and helps In the presence of agent has the substance (such as stearate, plasticizer) of low molecular weight, they can generate weak between coating and coated article Boundary layer, influence coating to the wetability of substrate, to reduce adhesive force, and castor oil is highly suitable as polyurethane tree The adhesion promoter of rouge can promote coating to the adhesive ability of ground.Film is in drying oven because furnace temperature is excessively high or stops Overlong time is stayed, gently then will lead to film discoloration, heavy then will lead to film and become fragile, adhesive force variation.The construction technology of this coating Priming paint is established as from after dry 10min, spray paint dodges the dry laggard baking oven of 10min to finishing coat and toasts (80 DEG C) 30min, and interlayer is attached Put forth effort, up to 1 grade.
The advantages and beneficial effects of the present invention are: deisgn product deformation pattern, by deformation processing amount each time design into Deformation pattern controls product hardness;Using continuous rolling technology, which needs that final samples could be formed by continuous 5 times rollings Product because demand is big, therefore have coherent productivity, improve speed of production;The rolling of last time specimen material is essence It rolls, production precision reaches 0.005mm, and sample precision reaches 0.01mm;Material surface is refined, make material surface brighting without Burr.After continuous four mill-annealeds, finally use punching press, in this way in the process for finally needing to guarantee precision using at The good stamping procedure of type effect (technological parameter when passing through punching press guarantees) replaces the process for finally remaining as mill-annealed together, It may not need 12 rollers or 14 the rollers even finishing rolling mill of 20 rollers in this way, equipment investment be greatly saved, saved equipment land occupation face Product, cost of equipment maintenance are also greatly reduced.When Equal Effective Draw-Bead resistance is smaller, corrugated regions accounting is larger, safe deformation region It accounts for smaller;As Equal Effective Draw-Bead resistance increases, corrugated regions accounting reduces, and safe deformation region accounting increases, and excessively subtracts Thin or cracking defect.And Equal Effective Draw-Bead impedance value is bigger, it is more next that maximum boundary movement, maximum thicken rate, corrugation situation Smaller, sheet forming effect is improved, and the forming of sim card slot live part is more abundant.In the Equal Effective Draw-Bead resistance of punching press The molding effect of card slot is best when between 100.015N/mm~110.023N/mm.The comparision contents of its pigment of the proportion of coating Height, relatively, resin content are lower, reduce cohesive force in this way, improve film to the adhesion strength of object;Wet dispersion is added Agent BYK-P104S enhances film to the adhesive force of substrate surface to improve moistening efficiency to reduce the surface tension of coating.? Inorganic filler is added in formula, thus reduces the thermal expansion coefficient of coating, so that the difference of the thermal expansion coefficient of coating and substrate Value is smaller, improves the adhesive force of coating in this way.
Specific embodiment
With reference to embodiment, the specific embodiment of the present invention is further described.Following embodiment is only used for more Add and clearly demonstrate technical solution of the present invention, and not intended to limit the protection scope of the present invention.
Embodiment one:
The present invention is the production technology of SIM mobile phone card slot, is comprised the technical steps that: S1: according to the shape of mobile phone card slot And size draws production drawing;The stainless steel base material of size and material is adapted according to the size selection of mobile phone card slot and determines life Production. art step, production craft step include 7 steps;According to the shape of mobile phone card slot and dimensioned product processes ruler Very little and drafting deformation of products figure;
S2: 7 production moulds are issued according to deformation of products figure described in S1 step;
S3: the first production mould is packed into tandem mill, base material, which enters after tandem mill rolling, carries out ruler to the base material after rolling Very little detection;
S4: the material after S3 step process is made annealing treatment;
S5: being packed into tandem mill for the second production mould, and the material after S4 step process is entered after tandem mill rolling to rolling Base material after system carries out size detection;
S6: the material after S5 step process is made annealing treatment;
S7: being packed into tandem mill for third production mold, and the material after S6 step process is entered after tandem mill rolling to rolling Base material after system carries out size detection;
S8: the material after S7 step process is made annealing treatment;
S9: being packed into tandem mill for the 4th production mould, and the material after S8 step process is entered after tandem mill rolling to rolling Base material after system carries out size detection;
S10: the material after S9 step process is made annealing treatment;
S11: being packed into tandem mill for the 5th production mould, and it is right after tandem mill rolls that the material after S10 step process is entered Base material after rolling carries out size detection;
S12: the material after S11 step process is made annealing treatment;
S13: the material after S12 step process is successively aligned, is cut off and sawing.
Embodiment two:
It is with the difference of embodiment one, the production technology of SIM mobile phone card slot, including successively processing step as follows:
S1: production drawing is drawn according to the shape of mobile phone card slot and size;It is adapted according to the size selection of mobile phone card slot The stainless steel base material of size and material simultaneously determines production craft step, and production craft step includes 7 steps;According to mobile phone card slot Shape and dimensioned product processes size and draw deformation of products figure;
S2: 7 production moulds are issued according to deformation of products figure described in S1 step;
S3: the first production mould is packed into tandem mill, base material, which enters after tandem mill rolling, carries out ruler to the base material after rolling Very little detection;
S4: the material after S3 step process is made annealing treatment;
S5: being packed into tandem mill for the second production mould, and the material after S4 step process is entered after tandem mill rolling to rolling Base material after system carries out size detection;
S6: the material after S5 step process is made annealing treatment;
S7: being packed into tandem mill for third production mold, and the material after S6 step process is entered after tandem mill rolling to rolling Base material after system carries out size detection;
S8: the material after S7 step process is made annealing treatment;
S9: being packed into tandem mill for the 4th production mould, and the material after S8 step process is entered after tandem mill rolling to rolling Base material after system carries out size detection;
S10: the material after S9 step process is made annealing treatment;
S11: stamping process is carried out to the material after S10 step process;
S12: the material after S11 step process is made annealing treatment;
S13: the material after S12 step process is successively aligned, is cut off and sawing.Step S4, S6, S8, S10, In S12, using natural gas annealing furnace, furnace temperature is 1100 DEG C ± 50 DEG C.In S11 step, drawing velocity 000.0mm/s, pressure Side power is 200KN, and the Equal Effective Draw-Bead resistance of punching press is in 100.015N/mm~110.023N/mm.In the S3 step, milling train work Making roller roll surface roughness is 0.10 μm of Ra;Roll-force is 450KN, and forward pull is 15kg/mm when rolling2, backward pull 10kg/ mm2, rolling mill speed is 55 ms/min.In S5 step, operation roll of mill roll surface roughness is 0.10 μm of Ra;Roll-force is 480KN, forward pull is 35kg/mm when rolling2, backward pull 30kg/mm2, rolling mill speed is 100 ms/min.In S7 step, Operation roll of mill roll surface roughness is 0.10 μm of Ra;Roll-force is 490KN, and forward pull is 55kg/mm when rolling2, backward pull be 50kg/mm2, rolling mill speed is 100 ms/min.In S9 step, operation roll of mill roll surface roughness is 0.10 μm of Ra;Rolling Power is 500KN, and forward pull is 75kg/mm when rolling2, backward pull 70kg/mm2, rolling mill speed is 100 ms/min.It is walked in S4 In rapid, material passes through annealing furnace with the linear velocity of 6~10m/min;In the S6 step, material is with the linear speed of 8~12m/min Degree passes through annealing furnace;In the S8 step, material passes through annealing furnace with the linear velocity of 10~18m/min;In the S10 step In, material passes through annealing furnace with the linear velocity of 12~109m/min.
The coating of mobile phone card slot prepared by the production technology for the SIM mobile phone card slot, in parts by weight by as follows Ingredient is constituted: 63.9 parts of DYS-637 resin, 0.8 part of wetting dispersing agent BYK-P104S, 13.7 parts of titanium dioxide, and 4.8 parts Phthalocyanine blue, 8 parts of barium sulfate, 0.2 part of castor oil, 4 parts of organobentonite, 0.6 part of auxiliary agent, 4 parts of diluent.
Embodiment three:
The mobile phone card slot prepared with being different only in that for embodiment two, the production technology for the SIM mobile phone card slot Coating is made of following ingredient in parts by weight: 67.3 parts of DYS-637 resin, 0.8 part of wetting dispersing agent BYK- P104S, 13.7 parts of titanium dioxide, 4.8 parts of phthalocyanine blue, 8 parts of barium sulfate, 0.2 part of castor oil, 2 parts of organobentonite, 0.2 part of auxiliary agent, 3 parts of diluent.
Example IV:
The mobile phone card slot prepared with being different only in that for embodiment two, the production technology for the SIM mobile phone card slot Coating is made of following ingredient in parts by weight: 65.6 parts of DYS-637 resin, 0.8 part of wetting dispersing agent BYK- P104S, 13.7 parts of titanium dioxide, 4.8 parts of phthalocyanine blue, 8 parts of barium sulfate, 0.2 part of castor oil, 3 parts of organobentonite, 0.4 part of auxiliary agent, 3.5 parts of diluent.
Comparative example one:
Thermosetting acrylic resin (Niu Peisi Setalux 1756W-65) 55g, normal-butyl etherified amino resins (INEOSBM-5901) 30g, blocked isocyanate (tripolymer of isophorone diisocyanate) 5g, acid adhesive force promote Agent (Changxing YX909) 4g, levelling agent (Bi Ke BYK-310) 0.2g, durene 9g, isopropanol 9g.By above-mentioned raw materials thermosetting property third Olefin(e) acid resin, amino resins and blocked isocyanate, organic solvent, acid adhesion promoter, other auxiliary agents stir evenly, Obtain the coating composition sprayed for stainless steel single layer.It according to weight ratio is 1 that the organic solvent, which is dimethylbenzene and isopropanol: 1 is mixed to form.The coating composition is diluted to 16s (2# glasss, 23 DEG C of rock field), is then sprayed on stainless steel substrate, 145 DEG C Lower baking 30min;Spraying film thickness is 28um.
Comparative example two:
With being different only in that for comparative example one, in addition to thermosetting acrylic resin additive amount is changed to 40g, remaining and comparison Example one is identical.
Comparative example three:
With being different only in that for comparative example one, except blocked isocyanate is changed to flexible blocked isocyanate six Outside, remaining and comparative example one are identical for methylene diisocyanate tripolymer (Baeyer BL-3175L).
It is listed as follows after carrying out the measurement of relevant parameter to each embodiment and comparative example (for convenient for list, comparative example D table Show, embodiment is indicated with S) (20 °, 60 ° of the colored paint paint film referring to GB/T 9754-2007 paint and varnish without metallic pigments Measurement, GB/T 1728-1979 paint film with 85 ° of bright lusters, putty membrane drying time measuring method, GB/T 6742-2007 color Paint and varnish bend test (cylindrical shaft), the cross cut test of GB/T 9286-1998 paint and varnish paint film, GB/T1865-1997 Paint and varnish artificial weathering aging and man-made radiation's exposure (xenon arc of filtration radiates)):
Wherein, the judgment criteria of excellent weather resistance and hard are as follows: artificial accelerated aging 800h, film is without dusting, loss of gloss, metachromatism. The good judgment criteria of weatherability are as follows: artificial accelerated aging 600h, film is without dusting, loss of gloss, metachromatism.Weatherability is general to be commented Sentence standard are as follows: artificial accelerated aging 400h, film is without dusting, loss of gloss, metachromatism.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art For member, without departing from the technical principles of the invention, several improvements and modifications can also be made, these improvements and modifications Also it should be regarded as protection scope of the present invention.

Claims (10)

  1. The production technology of 1.SIM mobile phone card slot, which is characterized in that including successively processing step as follows:
    S1: production drawing is drawn according to the shape of mobile phone card slot and size;Size is adapted according to the size selection of mobile phone card slot And stainless steel base material and the determining production craft step of material, production craft step includes N number of step, N > 0;According to mobile phone card The shape and dimensioned product processes size and drafting deformation of products figure of slot;
    S2: M production mould, M≤N are issued according to deformation of products figure described in S1 step;
    S3: the first production mould is packed into tandem mill, base material, which enters after tandem mill rolling, carries out size inspection to the base material after rolling It surveys;
    S4: the material after S3 step process is made annealing treatment;
    S5: by the second production mould be packed into tandem mill, by the material after S4 step process enter tandem mill rolling after to rolling after Base material carry out size detection;
    S6: the material after S5 step process is made annealing treatment;
    S7: by third production mold be packed into tandem mill, by the material after S6 step process enter tandem mill rolling after to rolling after Base material carry out size detection;
    S8: the material after S7 step process is made annealing treatment;
    S9: by the 4th production mould be packed into tandem mill, by the material after S8 step process enter tandem mill rolling after to rolling after Base material carry out size detection;
    S10: the material after S9 step process is made annealing treatment;
    S11: being packed into tandem mill for the 5th production mould, and the material after S10 step process is entered after tandem mill rolling to rolling Base material afterwards carries out size detection;
    S12: the material after S11 step process is made annealing treatment;
    S13: the material after S12 step process is successively aligned, is cut off and sawing.
  2. The production technology of 2.SIM mobile phone card slot, which is characterized in that including successively processing step as follows:
    S1: production drawing is drawn according to the shape of mobile phone card slot and size;Size is adapted according to the size selection of mobile phone card slot And stainless steel base material and the determining production craft step of material, production craft step includes N number of step, N > 0;According to mobile phone card The shape and dimensioned product processes size and drafting deformation of products figure of slot;
    S2: M production mould, M≤N are issued according to deformation of products figure described in S1 step;
    S3: the first production mould is packed into tandem mill, base material, which enters after tandem mill rolling, carries out size inspection to the base material after rolling It surveys;
    S4: the material after S3 step process is made annealing treatment;
    S5: by the second production mould be packed into tandem mill, by the material after S4 step process enter tandem mill rolling after to rolling after Base material carry out size detection;
    S6: the material after S5 step process is made annealing treatment;
    S7: by third production mold be packed into tandem mill, by the material after S6 step process enter tandem mill rolling after to rolling after Base material carry out size detection;
    S8: the material after S7 step process is made annealing treatment;
    S9: by the 4th production mould be packed into tandem mill, by the material after S8 step process enter tandem mill rolling after to rolling after Base material carry out size detection;
    S10: the material after S9 step process is made annealing treatment;
    S11: stamping process is carried out to the material after S10 step process;
    S12: the material after S11 step process is made annealing treatment;
    S13: the material after S12 step process is successively aligned, is cut off and sawing.
  3. 3. the production technology of SIM mobile phone card slot as claimed in claim 2, which is characterized in that the step S4, S6, S8, In S10, S12, using natural gas annealing furnace, furnace temperature is 1100 DEG C ± 50 DEG C.
  4. 4. the production technology of SIM mobile phone card slot as claimed in claim 3, which is characterized in that in the S11 step, punching press Speed is 000.0mm/s, and pressure-pad-force 200KN, the Equal Effective Draw-Bead resistance of punching press is 100.015N/mm~110.023N/mm.
  5. 5. the production technology of SIM mobile phone card slot as claimed in claim 4, which is characterized in that in the S3 step, milling train work Making roller roll surface roughness is 0.10 μm of Ra;Roll-force is 450KN, and forward pull is 15kg/mm when rolling2, backward pull 10kg/ mm2, rolling mill speed is 55 ms/min.
  6. 6. the production technology of SIM mobile phone card slot as claimed in claim 4, which is characterized in that in the S5 step, milling train work Making roller roll surface roughness is 0.10 μm of Ra;Roll-force is 480KN, and forward pull is 35kg/mm when rolling2, backward pull 30kg/ mm2, rolling mill speed is 100 ms/min.
  7. 7. the production technology of SIM mobile phone card slot as claimed in claim 4, which is characterized in that in the S7 step, milling train work Making roller roll surface roughness is 0.10 μm of Ra;Roll-force is 490KN, and forward pull is 55kg/mm when rolling2, backward pull 50kg/ mm2, rolling mill speed is 100 ms/min.
  8. 8. the production technology of SIM mobile phone card slot as claimed in claim 4, which is characterized in that in the S9 step, milling train work Making roller roll surface roughness is 0.10 μm of Ra;Roll-force is 500KN, and forward pull is 75kg/mm when rolling2, backward pull 70kg/ mm2, rolling mill speed is 100 ms/min.
  9. 9. the production technology of SIM mobile phone card slot as claimed in claim 4, which is characterized in that in the S4 step, material with The linear velocity of 6~10m/min passes through annealing furnace;In the S6 step, material passes through annealing with the linear velocity of 8~12m/min Furnace;In the S8 step, material passes through annealing furnace with the linear velocity of 10~18m/min;In the S10 step, material with The linear velocity of 12~109m/min passes through annealing furnace.
  10. 10. the mobile phone card slot for being used to be prepared according to the production technology of the described in any item SIM mobile phone card slots of claim 2 to 9 Coating, which is characterized in that it is made of following ingredient in parts by weight: 60~70 parts of DYS-637 resin, 0.8 part of wetting Dispersant B YK-P104S, 13.7 parts of titanium dioxide, 4.8 parts of phthalocyanine blue, 8 parts of barium sulfate, 0.2 part of castor oil, 2~4 parts Organobentonite, 0.2~0.6 part of auxiliary agent, 3~4 parts of diluent.
CN201810970616.XA 2018-08-24 2018-08-24 Production process of SIM mobile phone card slot and prepared mobile phone card slot coating Active CN109175892B (en)

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