Summary of the invention
The invention provides a kind of preparation method of IPhone cell-phone cover, adopt the mode of PUR laminating, do mechanization operation can be adopted completely, solve cost height and inefficient technical problem in prior art.
The present invention is for solve the problems of the technologies described above and this IPhone cell-phone cover provided comprises the connecting band of base plate, panel and connecting bottom board and panel, described base plate and panel include outer coversheet, inner liner and interior lining panel between the two, described outer coversheet and inner liner edge-glued are closed and are wrapped up interior lining panel, described connecting band is that outer coversheet and inner liner are fitted and formed, two long limits of described base plate are turned up respectively the side buckle of arc, the bottom extension of described base plate is bent with backing board, and this backing board part extends between the outer coversheet of connecting band and inner liner.
The preparation method of this IPhone cell-phone cover comprises the following steps: the first shaping interior lining panel of A.; B. cutting outsourcing fabric and liner fabric; C. by outsourcing fabric and liner fabric and interior lining panel between the two superimposed, outside between envelope material and liner fabric, hot melt adhesive layer is set, and outsourcing fabric, interior lining panel and the liner fabric after superimposed is placed in the mould of hot-press equipment; D. with hot-press equipment, outsourcing fabric, interior lining panel and liner fabric are carried out hot pressing; F. finished product is taken out.
Further improvement of the present invention is: the interior lining panel described in steps A is sheet metal, described steps A is specifically divided into step by step following: first sheet metal is carried out punching press by pressing equipment by A1., and what described punching press comprised the outline that stamps out interior lining panel and necessity dodges hole; A2. then the sheet metal after punching press is undertaken shaping by forming machine, the described shaping side buckle comprising bending interior lining panel edge.
Of the present invention improvement further is again: the interior lining panel described in steps A is sheet metal, interior lining panel described in described steps A is shaping is only the outline being undertaken sheet metal to stamp out by pressing equipment product, the method also comprises the following steps between step D and step F: the cell-phone cover blank after step D pressing is placed in the mould of former by E., carries out post forming.
Of the present invention further improvement is: post forming described in step e is divided into following steps: the cell-phone cover blank after step D pressing is placed in blanking equipment by E1., and stamping-out goes out to dodge hole and redundance; E2. the blank material after step e 1 stamping-out is placed in the mould of former, the side buckle of bending cell-phone cover bottom edge.
Of the present invention further improvement is: be also specifically divided into step by step following in step e 2: the blank material after step e 1 stamping-out is placed in the mould of former by E21., first bend the internal buckle edge at bottom panel side buckle edge; E22. and then step e 11 bend on the basis of internal buckle edge, bending bottom panel side buckle.
Of the present invention further improvement is: hot melt adhesive layer described in step C is set to outside between envelope material and interior lining panel, liner fabric and interior lining panel and full cover shape hot melt adhesive film between outsourcing fabric and liner fabric.
Of the present invention further improvement is: hot melt adhesive layer described in step C is set to envelope material and liner fabric edge coating hot-melt adhesive outside.
Of the present invention further improvement is: the fabric of outsourcing described in step B is cladding and imitation leather class material, and described liner fabric is cloth, soft leather-imitation or soft fiber material.
The present invention adopts above-mentioned processing technology, can adopt automated production completely, substantially increase production efficiency; save a large amount of manpower and materials, employing side, cell-phone cover edge buckle, fits with mobile phone edge; can improve the protection to mobile phone, mobile phone not easily departs from.
Detailed description of the invention
In conjunction with above-mentioned accompanying drawing, specific embodiments of the invention are described.
From in Fig. 1 and Fig. 2, this IPhone cell-phone cover comprises the connecting band 30 of base plate 10, panel 20 and connecting bottom board 10 and panel 20, described base plate 10 and panel 20 include outer coversheet 40, inner liner 50 and interior lining panel between the two 60, and described outer coversheet 40 is closed with inner liner 50 edge-glued and wrapped up interior lining panel 60.
The preparation method of this IPhone cell-phone cover comprises the following steps: the first shaping interior lining panel of A.; B. cutting outsourcing fabric and liner fabric; C. by outsourcing fabric and liner fabric and interior lining panel between the two superimposed, outside between envelope material and liner fabric, hot melt adhesive layer is set, and outsourcing fabric, interior lining panel and the liner fabric after superimposed is placed in the mould of hot-press equipment; D. with hot-press equipment, outsourcing fabric, interior lining panel and liner fabric are carried out hot pressing; F. finished product is taken out.
Cell-phone cover production technology in the present invention can be divided into following two kinds, one of them is the mode of carrying out hot pressing laminating after the first punch forming adopted again, idiographic flow comprises: described interior lining panel is sheet metal, described steps A is specifically divided into step by step following: first sheet metal is carried out punching press by pressing equipment by A1., and what described punching press comprised the outline that stamps out interior lining panel and necessity dodges hole; A2. then the sheet metal after punching press is undertaken shaping by forming machine, the described shaping side buckle comprising bending interior lining panel edge.
The second technique is that subpunch overlays conjunction, and then carry out the scheme of post forming, be specially: the interior lining panel described in steps A is sheet metal, interior lining panel described in described steps A is shaping is only the outline being undertaken sheet metal to stamp out by pressing equipment product, the method also comprises the following steps between step D and step F: the cell-phone cover blank after step D pressing is placed in the mould of former by E., carries out post forming.
Wherein said post forming is divided into following steps: the cell-phone cover blank after step D pressing is placed in blanking equipment by E1., and stamping-out goes out to dodge hole and redundance; E2. the blank material after step e 1 stamping-out is placed in the mould of former, the side buckle of bending cell-phone cover bottom edge.
Wherein for the scheme (as shown in Figure 3) of concrete step-like buckle, the operation increasing this part is also needed in manufacturing procedure of the present invention, also specifically be divided into step by step following in step e 2: the blank material after step e 1 stamping-out is placed in the mould of former by E21., first bend the internal buckle edge 12 at bottom panel side buckle 11 edge; E22. and then step e 11 bend on the basis of internal buckle edge, bending bottom panel side buckle.
PUR of the present invention can be divided into two kinds of forms, the scheme of hot melt adhesive film is wherein adopted to be: hot melt adhesive layer described in step C is set to outside between envelope material and interior lining panel, liner fabric and interior lining panel and full cover shape hot melt adhesive film between outsourcing fabric and liner fabric, when hot pressing, between outsourcing fabric, interior lining panel and adopt the mode of fitting completely between liner fabric, bonding force each other can be improved, ensure integraty.
Also can adopt the form of liquid glue, hot melt adhesive layer described in step C is set to envelope material and liner fabric edge coating hot-melt adhesive outside, although the adhesion of this scheme three is slightly poor, can reduce costs.
The fabric of outsourcing described in step B is cladding and imitation leather class material, and described liner fabric is cloth, soft leather-imitation or soft fiber material.
Edge-glued is adopted between outer coversheet 40 with inner liner 50 and between outer coversheet 40, inner liner 50 and interior lining panel, complete laminating type is connected in the present invention, not only can improve the adhesion between three, meanwhile, adopt the mode of gummed, automated job can be adopted, can greatly enhance productivity, when current human cost is higher, this automated job can replace manually in a large number, save human resources,, also can reduce costs meanwhile, improve the competitiveness of product.
The radian of arcuate flanks backplate of the present invention caters to the radian of mobile phone side; and arcuate flanks backplate and employing are faced side directly and are added interior mode of buckleing rib; just in time can wrap up mobile phone side completely; what cell-phone cover and mobile phone were fastened is tightr; prevent mobile phone from coming off; backing board also can support mobile phone, meanwhile, also for providing protection bottom mobile phone.
Described outsourcing fabric is cladding, and liner fabric can adopt the flexible materials such as cloth, leather-imitation or fiber material.
Above content is in conjunction with concrete preferred embodiment further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, some simple deduction or replace can also be made, all should be considered as belonging to protection scope of the present invention.