CN103465424A - Forming process and special processing device for ultrathin protective cover sleeve - Google Patents
Forming process and special processing device for ultrathin protective cover sleeve Download PDFInfo
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- CN103465424A CN103465424A CN2013103614602A CN201310361460A CN103465424A CN 103465424 A CN103465424 A CN 103465424A CN 2013103614602 A CN2013103614602 A CN 2013103614602A CN 201310361460 A CN201310361460 A CN 201310361460A CN 103465424 A CN103465424 A CN 103465424A
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Abstract
The invention discloses a forming process and a special processing device for an ultrathin protective cover sleeve. The forming process comprises the following steps: 1, preparing a cover sleeve material and a die; 2, preparing a vacuum adsorption jig and installing the vacuum adsorption jig in an adsorption device on a working table; 3, starting the vacuum adsorption device and an engraving and milling electric spindle on the working table to prepare a semifinished sheet metal of the ultrathin protective cover sleeve; 4, carrying out surface processing process on the semifinished sheet metal of the ultrathin protective cover sleeve; and 5, using the die for carrying out pressing forming on the semifinished sheet metal of the ultrathin protective cover sleeve by a hot press so as to obtain the ultrathin protective cover sleeve. The working table of the special processing device is provided with the vacuum adsorption device and the engraving and milling electric spindle. The process disclosed by the invention enables forming efficiency of the ultrathin protective cover sleeve to be high and can be used for single plastic or various composite materials to carry out forming processing of the ultrathin protective cover sleeve; the die and equipment are not required to replace; and the special processing device has high processing accuracy and yield, adopts the simple and convenient process, and is beneficial for implementing high-efficiency automatic production and also for saving labor cost.
Description
Technical field
The present invention relates to the technical field of valve jacket accessory and associated production equipment, specifically the moulding process of ultra-thin protection valve jacket and special apparatus for working.
Background technology
In the production technology of plastic shaping, injection mo(u)lding comparatively is widely used in field of plastics processing, and especially injection molding is generally used in the production of the protection valve jacket class of electronic product.Injection molding technology its unique advantage of comparing with other forming techniques, yet such technique shortcoming also clearly: injection mo(u)lding equipment needed thereby costliness, the mould structure more complicated, because the cost of injection machine and injection mold is very high, the beginning of opening of former invests larger; The particularly manufacture of injection mold, not only require that high, the auxiliary clamping apparatus of workman's technical merit is many, cutter is many, and the cycle of processing is long.
In fierce at present market competition, the priority that product puts goods on the market is the key of success or failure often.Mould is as high-quality, high efficiency production instrument, yet, in whole product development process, mold developing cycle accounts for the major part of whole product development cycle.Therefore the client is shorter and shorter to the mold developing cycle requirement, and many clients place the delivery date of mould above the other things.
In thermoplastic molding's technique; how to realize that technique simplifies; improving production efficiency, on the basis that does not change shaping dies and equipment, can be shaped and can become for the ultra-thin protection valve jacket forming technology of multiple composite the research topic of enterprise response market competition again for plastic cement.
Summary of the invention
The object of the invention is to, for above-mentioned deficiency, provide a kind of simplification production technology, without more mold exchange and equipment, for moulding process and the special apparatus for working of the ultra-thin protection valve jacket of the plastics of single kind of material or composite material forming.
For achieving the above object, technical scheme provided by the present invention is.
The moulding process of ultra-thin protection valve jacket, it comprises the following steps:
(1) prepare platycone cover material and heat pressing and molding mold;
(2) preparation vacuum suction tool, be installed on the vacuum suction tool in the vacuum absorption device be located on the frame workbench, and described platycone cover material is flat on described vacuum suction tool absorption end;
(3) start vacuum absorption device, start the carving be arranged on described workbench and be positioned at described vacuum absorption device top position and mill electric main shaft, mill electric main shaft by default numerical control program control carving and carved the miller skill and cut on described platycone cover material, make a plurality of semi-finished product plates with ultra-thin protection valve jacket of same size size and structure;
(4) the semi-finished product plate of described ultra-thin protection valve jacket is carried out to process of surface treatment, make the finished product plate of the required appearance effect of ultra-thin protection valve jacket;
(5) described heat pressing and molding mold is fit in hot press, starts hot press and described finished product plate is carried out after thermoplastic compressing, folds the button limit of valve jacket simultaneously, makes ultra-thin protection valve jacket.
Described step (1) specifically comprises the steps:
(1.1) make the valve jacket material tabular; As required, take the plastics of single kind of material as ultra-thin containment vessel cover material or take single kind of plastics that to make composite standby as base material is made on plate-like surface compound other material;
(1.2) prepare heat pressing and molding mold; heat pressing and molding mold is split type; comprise core rod, patrix, left side mould and right side mould; described core rod is punch; described core rod is provided with forming part; match with the forming part of described core rod in the lower surface of described patrix, described left side mould and right side mould are for forming flanging on the dual-side that makes ultra-thin protection valve jacket.
Described step (2) specifically comprises the steps:
(2.1) prepare the vacuum suction tool, select the vacuum suction tool of corresponding suction hole spacing according to the size of ultra-thin protection valve jacket;
(2.2) the vacuum suction tool is installed in the vacuum absorption device be located on the frame workbench, described platycone cover material is flat on the absorption end of described vacuum suction tool.
Described step (3) specifically comprises the steps:
(3.1) start vacuum absorption device, by the absorption end of described vacuum suction tool, that described platycone cover material absorption is fixing;
(3.2) start the carving be arranged on described workbench and be positioned at described vacuum absorption device top position and mill electric main shaft; the preset structure matched with the product of required protection according to size and the ultra-thin protection valve jacket of ultra-thin protection valve jacket; mill electric main shaft by default numerical control program control carving and carved the miller skill and cut on described platycone cover material, make a plurality of semi-finished product plates with ultra-thin protection valve jacket of same size size and structure.
Described step (5) specifically comprises the steps:
(5.1) the core rod correspondence of described heat pressing and molding mold is arranged on the core rod mount pad of hot press, described left side mould and right side mould flat opposed correspondence are arranged on the left pneumatic means and right pneumatic means of hot press, left side mould and right side mould are positioned at the both sides of described core rod mount pad, described patrix be arranged on the upper pneumatic means of hot press and be positioned at described core rod directly over;
(5.2) the finished product plate of described step (4) is placed between described core rod and patrix, heater by hot press carries out thermoplastic, heater exited in the time of setting, being about to thermoplastic finished product plate under described patrix overlays on the forming part of described core rod, simultaneously, the dual-side of finished product plate in the core rod lower surface exposes the flanging position, draw the ultra-thin embossment containment vessel without flanging, patrix covers the lower end of core rod patrix and aligns with the lower surface of core rod, described left side mould and right side mould level are stretched in opposite directions the dual-side of described finished product plate in the core rod lower surface and are exposed the flanging position, fold the flanging of ultra-thin embossment containment vessel, the ultra-thin embossment containment vessel of flanging moulding is ejected by the push pin device of hot press, make ultra-thin protection valve jacket.
The moulding process special apparatus for working of ultra-thin protection valve jacket, comprise frame, be provided with workbench on frame, workbench is provided with vacuum absorption device and carving mills electric main shaft, described vacuum absorption device comprises and being connected with evacuator for the mount pad of vacuum suction tool is installed, and described mount pad is arranged on described workbench; Described carving mills the top position that electric main shaft is arranged on workbench and is positioned at described mount pad, and carving mills electric main shaft and is connected with digital control system, and carving mills electric main shaft downwards towards described vacuum suction tool, and described carving mills electric main shaft and is connected with cutter.
Beneficial effect of the present invention is: technique of the present invention makes the shaping efficiency of ultra-thin protection valve jacket high, can carry out for single kind of plastics or multiple composite the processing and forming of ultra-thin protection valve jacket, without more mold exchange and equipment.Outstanding advantages is, saves in forming process manufacturing procedure after ultra-thin protection valve jacket, solved many deficiencies of after-processing technology, and the waste of material is few.
The structure of special apparatus for working of the present invention is ingenious; the limit shape Curve Machining of ultra-thin protection valve jacket, chamfering; ultra-thin containment vessel puts the processing of the preset structure matched with the product of required protection and cutting of single ultra-thin protection valve jacket; milling electric main shaft by the carving of described special apparatus for working completes; have machining accuracy high, the yields of product processing is high, simple process; be beneficial to and realize high-efficiency automatic production, be of value to and save labour turnover.
Mould blowing and liftout in the present invention are easy to operate, the valve jacket product surface of making is highly polished, the development cost of this mould is low and opening period is short, and the development time of mould is the about 8-10 days of 1/10(injection mold of Shooting Technique, heat pressing and molding mold 4-5 days); The mould development cost is about 12000 RMB of the 1/20(injection mold of Shooting Technique, and a heat pressing and molding mold complete set is 3000 RMB).
Below in conjunction with accompanying drawing and embodiment, the present invention is further described.
The accompanying drawing explanation
Fig. 1 is manufacturing process schematic diagram one of the present invention.
Fig. 2 is manufacturing process schematic diagram two of the present invention.
The specific embodiment
Embodiment: referring to Fig. 1 to Fig. 2, the moulding process of the ultra-thin protection valve jacket that the present embodiment provides, it comprises the following steps:
(1) prepare platycone cover material 5 and heat pressing and molding mold; The first step, select a kind of as ultra-thin containment vessel cover material in the materials such as polyester (PET), noncrystallineization PETG (APET), amorphism copolyesters (PETG), polyvinyl chloride (PVC), polypropylene (PP), standby the valve jacket material shape that laminates; As required, a kind of as the base material shape that laminates using in above material, compound corium, PU leather, hide fiber, dry goods on one side, or printed on the one side of base material/thermoprint/water transfer printing/techniques such as hot transfer printing, make composite standby;
Second step; prepare heat pressing and molding mold; heat pressing and molding mold is split type; comprise core rod 9, patrix 10, left side mould 11 and right side mould 12; described core rod 9 is punch; described core rod 9 is provided with forming part, matches with the forming part of described core rod 9 in the lower surface of described patrix 10, and described left side mould 11 and right side mould 12 are for forming flanging on the dual-side that makes ultra-thin protection valve jacket.
(2) preparation vacuum suction tool 3, be installed on vacuum suction tool 3 in the vacuum absorption device 2 be located on frame workbench 1, and described platycone cover material 5 is flat on described vacuum suction tool 3 absorption ends; In actual production; select the vacuum suction tool 3 of corresponding suction hole spacing according to the size of ultra-thin protection valve jacket; vacuum suction tool 3 is installed in the vacuum absorption device 2 be located on frame workbench 1, described platycone cover material 5 is flat on the absorption end of described vacuum suction tool 3.
(3) start vacuum absorption device 2, vacuum absorption device 2 is connected with evacuator, and by the suction hole of described vacuum suction tool 3, platycone cover material 5 is absorbed and fixed on the absorption end of vacuum suction tool 3;
Start carving and mill electric main shaft 4, described carving mills the top position that electric main shaft 4 is arranged on described workbench 1 and is positioned at described vacuum absorption device 2, the preset structure matched with the product of required protection according to size and the ultra-thin protection valve jacket of ultra-thin protection valve jacket, by input numerical control engraving and milling equipment, default numerical control program is controlled carving and is milled electric main shaft 4 and carved the miller skill and cut on described platycone cover material 5, carving miller skill comprises: the limit shape curve that mills out ultra-thin protection valve jacket on platycone cover material 5, preset structure (as: the position, hole that ultra-thin protection valve jacket matches with the product of required protection, groove etc.) and chamfering, further, carving mills electric main shaft 4 and is cut action, make a plurality of semi-finished product plates 7 with same size size and the ultra-thin protection valve jacket of structure on described platycone cover material 5.
(4) the semi-finished product plate of described ultra-thin protection valve jacket 7 is carried out to process of surface treatment (extrude texture, be covered with diaphragm etc.), make the finished product plate 8 of the required appearance effect of ultra-thin protection valve jacket.
(5) described heat pressing and molding mold is fit in hot press, the core rod of described heat pressing and molding mold 9 correspondences are arranged on core rod 9 mount pads of hot press, described left side mould 11 and right side mould 12 flat opposed correspondences are arranged on the left pneumatic means and right pneumatic means of hot press, left side mould 11 and right side mould 12 are positioned at the both sides of described core rod 9 mount pads, described patrix 10 be arranged on the upper pneumatic means of hot press and be positioned at described core rod 9 directly over, start hot press, the finished product plate 8 of described step (4) is placed between described core rod 9 and patrix 10, heater by hot press carries out thermoplastic (regulating the heating-up temperature of heater according to different materials), heater exited in the time of setting, described patrix is about to thermoplastic finished product plate 8 for 10 times and is overlayed on the forming part of described core rod 9, simultaneously, finished product plate 8 exposes the flanging position at the dual-side of core rod 9 lower surfaces, draw the ultra-thin embossment containment vessel semi-finished product 14 without flanging, patrix 10 covers the lower end of core rod 9 patrix 10 and aligns with the lower surface of core rod 9, described left side mould 11 and right side mould 12 levels are stretched to the flanging position that the dual-side of described ultra-thin embossment containment vessel semi-finished product 14 in core rod 9 lower surfaces exposes in opposite directions, fold the flanging 151 of ultra-thin embossment containment vessel, the ultra-thin embossment containment vessel of flanging moulding is ejected by the push pin device of hot press, make ultra-thin protection valve jacket 15.
The moulding process special apparatus for working of ultra-thin protection valve jacket, comprise frame, be provided with workbench 1 on frame, workbench 1 is provided with vacuum absorption device 2 and carving mills electric main shaft 4, described vacuum absorption device 2 comprises and being connected with evacuator for the mount pad of vacuum suction tool 3 is installed, and described mount pad is arranged on described workbench 1; Described carving mills the top position that electric main shaft 4 is arranged on workbench 1 and is positioned at described mount pad, and carving mills electric main shaft 4 and is connected with digital control system, and carving mills electric main shaft 4 downwards towards described vacuum suction tool 3, and described carving mills electric main shaft 4 and is connected with cutter 6; In the present embodiment, the quantity that the carving arranged on workbench 1 mills electric main shaft 4 is one, and other embodiment can be two carvings and mills electric main shaft 4 or the version of milling electric main shaft 4 of carving more on workbench 1.
The present invention is an innovation of valve jacket forming technique; Be embodied in the enhancing of the energy consumption, process optimization, kind improvement, quality raising and the competitiveness that reduce product.Meet the production development strategy of consuming upgrading, scientific and technological progress and sustainable development.
Claims (6)
1. the moulding process of ultra-thin protection valve jacket, is characterized in that, it comprises the following steps:
(1) prepare platycone cover material and heat pressing and molding mold;
(2) preparation vacuum suction tool, be installed on the vacuum suction tool in the vacuum absorption device be located on the frame workbench, and described platycone cover material is flat on described vacuum suction tool absorption end;
(3) start vacuum absorption device, start the carving be arranged on described workbench and be positioned at described vacuum absorption device top position and mill electric main shaft, mill electric main shaft by default numerical control program control carving and carved the miller skill and cut on described platycone cover material, make a plurality of semi-finished product plates with ultra-thin protection valve jacket of same size size and structure;
(4) the semi-finished product plate of described ultra-thin protection valve jacket is carried out to process of surface treatment, make the finished product plate of the required appearance effect of ultra-thin protection valve jacket;
(5) described heat pressing and molding mold is fit in hot press, starts hot press and described finished product plate is carried out after thermoplastic compressing, folds the button limit of valve jacket simultaneously, makes ultra-thin protection valve jacket.
2. the moulding process of ultra-thin protection valve jacket according to claim 1, is characterized in that, described step (1) specifically comprises the steps:
(1.1) make the valve jacket material tabular; As required, take the plastics of single kind of material as ultra-thin containment vessel cover material or take single kind of plastics that to make composite standby as base material is made on plate-like surface compound other material;
(1.2) prepare heat pressing and molding mold; heat pressing and molding mold is split type; comprise core rod, patrix, left side mould and right side mould; described core rod is punch; described core rod is provided with forming part; match with the forming part of described core rod in the lower surface of described patrix, described left side mould and right side mould are for forming flanging on the dual-side that makes ultra-thin protection valve jacket.
3. the moulding process of ultra-thin protection valve jacket according to claim 1, is characterized in that, described step (2) specifically comprises the steps:
(2.1) prepare the vacuum suction tool, select the vacuum suction tool of corresponding suction hole spacing according to the size of ultra-thin protection valve jacket;
(2.2) the vacuum suction tool is installed in the vacuum absorption device be located on the frame workbench, described platycone cover material is flat on the absorption end of described vacuum suction tool.
4. the moulding process of ultra-thin protection valve jacket according to claim 1, is characterized in that, described step (3) specifically comprises the steps:
(3.1) start vacuum absorption device, by the absorption end of described vacuum suction tool, that described platycone cover material absorption is fixing;
(3.2) start the carving be arranged on described workbench and be positioned at described vacuum absorption device top position and mill electric main shaft; the preset structure matched with the product of required protection according to size and the ultra-thin protection valve jacket of ultra-thin protection valve jacket; mill electric main shaft by default numerical control program control carving and carved the miller skill and cut on described platycone cover material, make a plurality of semi-finished product plates with ultra-thin protection valve jacket of same size size and structure.
5. the moulding process of ultra-thin protection valve jacket according to claim 2, is characterized in that, described step (5) specifically comprises the steps:
(5.1) the core rod correspondence of described heat pressing and molding mold is arranged on the core rod mount pad of hot press, described left side mould and right side mould flat opposed correspondence are arranged on the left pneumatic means and right pneumatic means of hot press, left side mould and right side mould are positioned at the both sides of described core rod, described patrix be arranged on the upper pneumatic means of hot press and be positioned at described core rod directly over;
(5.2) the finished product plate of described step (4) is placed between described core rod and patrix, heater by hot press carries out thermoplastic, heater exited in the time of setting, being about to thermoplastic finished product plate under described patrix overlays on the forming part of described core rod, simultaneously, the dual-side of finished product plate in the core rod lower surface exposes the flanging position, draw the ultra-thin embossment containment vessel without flanging, patrix covers the lower end of core rod patrix and aligns with the lower surface of core rod, described left side mould and right side mould level are stretched in opposite directions the dual-side of described finished product plate in the core rod lower surface and are exposed the flanging position, fold the flanging of ultra-thin embossment containment vessel, the ultra-thin embossment containment vessel of flanging moulding is ejected by the push pin device of hot press, make ultra-thin protection valve jacket.
6. the moulding process special apparatus for working of the described ultra-thin protection valve jacket of claim 1, it is characterized in that, comprise frame, be provided with workbench on frame, workbench is provided with vacuum absorption device and carving mills electric main shaft, described vacuum absorption device comprises and being connected with evacuator for the mount pad of vacuum suction tool is installed, and described mount pad is arranged on described workbench; Described carving mills the top position that electric main shaft is arranged on workbench and is positioned at described mount pad, and carving mills electric main shaft and is connected with digital control system, and carving mills electric main shaft downwards towards described vacuum suction tool, and described carving mills electric main shaft and is connected with cutter.
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| CN2013103614602A CN103465424A (en) | 2013-08-20 | 2013-08-20 | Forming process and special processing device for ultrathin protective cover sleeve |
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| CN2013103614602A CN103465424A (en) | 2013-08-20 | 2013-08-20 | Forming process and special processing device for ultrathin protective cover sleeve |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105081418A (en) * | 2014-05-16 | 2015-11-25 | 哈尔滨飞机工业集团有限责任公司 | Numerical control machining method for main propeller rotor foam |
| CN108555773A (en) * | 2018-02-01 | 2018-09-21 | 南京航空航天大学 | A kind of ultra-thin part grinding and polishing fixture |
| CN108637333A (en) * | 2018-05-22 | 2018-10-12 | 东莞市中泰精创精密科技有限公司 | A kind of CNC feed methods of ultra-thin hole structure |
| CN110815734A (en) * | 2019-11-19 | 2020-02-21 | 漳州市蓝宝塑业有限公司 | Injection molding manufacturing device and injection molding manufacturing process of anti-fog patch |
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| US20120063862A1 (en) * | 2010-09-13 | 2012-03-15 | Lawrence Epplin | Method of Forming Parts on a CNC Machine |
| CN102686059A (en) * | 2012-04-26 | 2012-09-19 | 华为终端有限公司 | Composite board shell, manufacturing method thereof and electronic device |
| CN102729468A (en) * | 2012-07-20 | 2012-10-17 | 深圳市杰美特科技有限公司 | Manufacturing method of IPhone case |
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| FR2384604A1 (en) * | 1977-03-23 | 1978-10-20 | Puechberty Georges | DEVICE FOR SHAPING A BAND MATERIAL |
| US20060189260A1 (en) * | 2005-02-18 | 2006-08-24 | Kuo-Lung Sung | Process via worktable of relative coordinates |
| US20120063862A1 (en) * | 2010-09-13 | 2012-03-15 | Lawrence Epplin | Method of Forming Parts on a CNC Machine |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105081418A (en) * | 2014-05-16 | 2015-11-25 | 哈尔滨飞机工业集团有限责任公司 | Numerical control machining method for main propeller rotor foam |
| CN108555773A (en) * | 2018-02-01 | 2018-09-21 | 南京航空航天大学 | A kind of ultra-thin part grinding and polishing fixture |
| CN108555773B (en) * | 2018-02-01 | 2019-12-10 | 南京航空航天大学 | A Grinding and Polishing Fixture for Ultra-thin Parts |
| CN108637333A (en) * | 2018-05-22 | 2018-10-12 | 东莞市中泰精创精密科技有限公司 | A kind of CNC feed methods of ultra-thin hole structure |
| CN110815734A (en) * | 2019-11-19 | 2020-02-21 | 漳州市蓝宝塑业有限公司 | Injection molding manufacturing device and injection molding manufacturing process of anti-fog patch |
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Application publication date: 20131225 |
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