CN105499919A - Luggage aluminum frame forming method - Google Patents
Luggage aluminum frame forming method Download PDFInfo
- Publication number
- CN105499919A CN105499919A CN201510890763.2A CN201510890763A CN105499919A CN 105499919 A CN105499919 A CN 105499919A CN 201510890763 A CN201510890763 A CN 201510890763A CN 105499919 A CN105499919 A CN 105499919A
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- China
- Prior art keywords
- aluminium
- rivet
- punching
- die
- luggage
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention provides a luggage aluminum frame forming method. The luggage aluminum frame forming method comprises the following steps: (1) material getting: an aluminum powder quantity needed by casting is calculated according to estimated production, and is separately put; (2) mold adjustment: movable and fixed mold insert planes on a parting surface are higher than movable and fixed mold sleeve plates by 0.1-0.05 mm; (3) punching and bent angle forming: the thickness tolerance of a punched plate is 0.05-0.15 mm; and a tension-free aluminum material is directly formed to a billet by a downhill method; (4) a rivet mold is used for aligning a short cap of a rivet; and a hammer is used for beating the mold; (5) pretreatment: degreasing-water washing-surface adjustment-phosphorization-water washing-passivation-de-ionized water are performed; (6) paint spraying: the thickness of each dry film is 35+-5 microns; each paint is dried in an environment above 15 DEG C; and next paint is sprayed after 24 hours; and (7) the inspection is performed. The luggage aluminum frame forming method specifies special steps and parameters, is clearer and simpler in flow, more convenient for actuation and clearer in standard, and improves the working efficiency.
Description
Technical field
The invention belongs to bag manufacture field, particularly relate to a kind of method that case and bag aluminium frame is shaping.
Background technology
Aluminium case, casing adopts the aluminium alloy extrusions of high-quality, have firm in structure, good looking appearance, the feature such as easy to use, be widely used in cosmetology, tool combinations, jewellery wrist-watch, stage, instrument, instrument, electronics, communication, automation, sensor, smart card, Industry Control, the industries such as precision optical machinery, it is the desirable casing of top-grade instrument instrument, aluminium flake adopted by surface, tool box material or its skeleton of import ABS or PVS is the special aluminium section bar developed, wear-resisting anti-oxidant through plated film, seem generous to have good manners, the optional different colours of tank surface, just changing property of fabric.Panel has the features such as resistance to sharpener not easily penetrates; case inner lining material adopts current domestic best EVA and compound to return power solid; its amount of having is gently wear-resisting, anti-oxidant, shockproof; the features such as protection against the tide; draw-bar box, tank surface adopts metal aluminium flake or fire-retardant ABS material and aluminium mount structure, is inside packing; play cushioning effect, can available protecting product from damage.Our product has firm corner attractive in appearance to pack, and can install rubber tire or universal wheel, meets the demand of different occasion, all has shockproof abrasionproof external packing against pressure during product export.And can be customized by specification required for client, have multiple color for customer selecting, all to use aluminium in the essential structure of upper box, aluminium also has dividing of thickness, aluminium material is the skeleton of casing, thickness degree, except determining the aesthetic appearance of casing, be the more important thing is when casing affords external force collision, keeps the firm of casing.Aluminium must use the aluminium material of oxidation processing, because not through the aluminium material of oxidation operation, will autoxidation as long as place a period of time, and low and deep, directly have influence on the attractive in appearance of casing.
Summary of the invention
In view of this, the present invention is intended to propose the method that flow process is distinct, the efficient a kind of case and bag aluminium frame of output is shaping.
For achieving the above object, technical scheme of the present invention is achieved in that a kind of shaping method of case and bag aluminium frame comprises the first step, neck material, and the aluminium powder amount needed for casting adjusted by output on the estimation, distinguishes and places;
Second step, mode transfer, the determination of aluminium alloy extrusions extruding front mould temperature rod temperature, whether reach the requirement of extrusion temperature, heat with or without saturating core, suitable extrusion speed to be selected for different section mould for aluminium alloys, avoid too fastly too urgently causing discharging smooth, the Aluminum-Extruding Die must centring position, thus avoids pressing the phenomenon generation of mould of collapsing, fill in;
Dynamic on die joint, fixed die insert plane and active and inactive mold cage plate exceed 0.1-0.05mm;
Molded surface roughness Rs=0.04, without micro-;
Slide block location is reliable, when core is extracted out and foundry goods keep at a distance, matching part more than 2/3 after slide block and block matched moulds;
Push pedal, release link are concordant with die joint, and push rod is recessed into 0.1mm;
3rd step, punching bent angle is shaping, after punching, sheet metal thickness tolerance is 0.05-0.15mm, adopts " going down the hill " method, the direct Cheng Fang of no-station pole canopy aluminium;
4th step, rivet, from front with the punching of 3MM punching pin, is placed on rivet on one piece of thicker leather, by leather cover on spike, is installed by rivet cap, aim at short cap with rivet die, use hammer mould, once put in place;
5th step, pre-treatment, degreasing-washing-Biao tune-phosphatization-washing-passivation-deionized water.
6th step, sprays paint, first mill base is stirred evenly, add curing agent in proportion, stirs evenly slaking 30 minutes, spraying twice, is often 35 ± 5 microns all over build, dry in the environment of per pass paint more than 15 degree, 24 as a child after spraying subsequent coat;
7th step, inspection.
Casting temperature is higher than the liquidus curve of alloy 50 ~ 110 DEG C.
Increase silicon in described aluminium powder, the content of described silicon is 10% ~ 25%.
Compared with prior art, the advantage that the present invention has and good effect are: 1, concrete step and parameter are specialized, and avoid the impact of human factor, structure is more objective, more reliably; 2, flow process is more detailed-oriented, and as the standard of inspection, operation standardizes more, promotes operating efficiency.
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the invention and the feature in embodiment can combine mutually.
In the description of the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of the instruction such as " outward " are relative position relation, only the invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore the restriction to the invention can not be interpreted as.In addition, term " first ", " second " etc. only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, one or more these features can be expressed or impliedly be comprised to the feature being limited with " first ", " second " etc.In the description of the invention, except as otherwise noted, the implication of " multiple " is two or more.
In the description of the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the invention can be understood by concrete condition.
Below specific embodiments of the invention are elaborated.
The present invention is a kind of shaping method of case and bag aluminium frame, comprises the first step, neck material, and the aluminium powder amount needed for casting adjusted by output on the estimation, distinguishes and places;
Second step, mode transfer, the determination of aluminium alloy extrusions extruding front mould temperature rod temperature, whether reach the requirement of extrusion temperature, heat with or without saturating core, suitable extrusion speed to be selected for different section mould for aluminium alloys, avoid too fastly too urgently causing discharging smooth, the Aluminum-Extruding Die must centring position, thus avoids pressing the phenomenon generation of mould of collapsing, fill in;
Dynamic on die joint, fixed die insert plane and active and inactive mold cage plate exceed 0.1-0.05mm;
Molded surface roughness Rs=0.04, without micro-;
Slide block location is reliable, when core is extracted out and foundry goods keep at a distance, matching part more than 2/3 after slide block and block matched moulds;
Push pedal, release link are concordant with die joint, and push rod is recessed into 0.1mm;
It is a very important link that the Aluminum-Extruding Die repairs a die, but repairs a die that what first will consider is exactly its intensity, will repair a die on the basis ensureing the Aluminum-Extruding Die intensity.Generally do not adopt less than last degree and freeze, because freeze on there being great impact die life.Especially the freezing of work strip, very easily causes the shortening in life-span.For the reparation of section bar speed, generally adopt slow place to repair and adopt the ground sheet resistance by fast slow soon and not.So far, mold structure is lightened the burden, its life-span can be ensured to a certain extent.Certainly, improving the level minimizing die trial number of times that repairs a die also is one of method promoting die life.
The shaping position of surface roughness, running gate system all should conscientious polishings on request, should along stripping direction polishing.Because molten metal enters running gate system by pressure chamber and the time of the whole process of filling up die cavity only 0.01-0.2 second.In order to reduce the resistance of molten metal flowing, making the pressure loss few as far as possible, all needing to flow through the highly polished of surface.Meanwhile, running gate system position be heated and condition by erosion comparatively severe, poorer this place of then mould of fineness more easy damaged.
3rd step, punching bent angle is shaping, after punching, sheet metal thickness tolerance is 0.05-0.15mm, and adopt " going down the hill " method, the direct Cheng Fang of no-station pole canopy aluminium, punching should be noted following problem, viewing punching press action of not bowing, in case iron filings are with gases at high pressure injection injury eyes; Hand please don't be stretched in diel actuating range, in case the machine injury that is stamped; Not by hand and other positions of health within the scope of feeding linear running, in case wound or crush when machine runs; Forbid when machine runs automatically to walk before machine, in case wounded by materials in the tube; During debug action, operating personnel must confirm whether have people in punching press action and feeding operation and gases at high pressure range region;
4th step, rivet, from front with the punching of 3MM punching pin, is placed on rivet on one piece of thicker leather, by leather cover on spike, is installed by rivet cap, aim at short cap with rivet die, use hammer mould, once put in place;
5th step, pre-treatment, degreasing-washing-Biao tune-phosphatization-washing-passivation-deionized water, Coating Pretreatment comprises degreasing (oil removing), rust cleaning, phosphatization three parts.Phosphatization is key link, and oil removing and the preparatory process before being phosphatization that eliminates rust, therefore in production practices, should using phosphatization work as emphasis, again from the requirement of phosphatization quality, do a good job of it oil removing and rust cleaning work, especially will note influencing each other between them.
6th step, sprays paint, first mill base is stirred evenly, add curing agent in proportion, stirs evenly slaking 30 minutes, spraying twice, is often 35 ± 5 microns all over build, dry in the environment of per pass paint more than 15 degree, 24 as a child after spraying subsequent coat;
7th step, inspection.
Further, casting temperature is higher than the liquidus curve of alloy 50 ~ 110 DEG C, and increase silicon in described aluminium powder, the content of described silicon is 10% ~ 25%.
Above one embodiment of the present of invention have been described in detail, but described content being only preferred embodiment of the present invention, can not being considered to for limiting practical range of the present invention.All equalizations done according to the present patent application scope change and improve, and all should still belong within patent covering scope of the present invention.
Claims (3)
1. the method that case and bag aluminium frame is shaping, is characterized in that:
The first step, neck material, the aluminium powder amount needed for casting adjusted by output on the estimation, distinguishes and places;
Second step, mode transfer, the determination of aluminium alloy extrusions extruding front mould temperature rod temperature, whether reach the requirement of extrusion temperature, heat with or without saturating core, suitable extrusion speed to be selected for different section mould for aluminium alloys, avoid too fastly too urgently causing discharging smooth, the Aluminum-Extruding Die must centring position, thus avoids pressing the phenomenon generation of mould of collapsing, fill in;
Dynamic on die joint, fixed die insert plane and active and inactive mold cage plate exceed 0.1-0.05mm;
Molded surface roughness Rs=0.04, without micro-;
Slide block location is reliable, when core is extracted out and foundry goods keep at a distance, matching part more than 2/3 after slide block and block matched moulds;
Push pedal, release link are concordant with die joint, and push rod is recessed into 0.1mm;
3rd step, punching bent angle is shaping, after punching, sheet metal thickness tolerance is 0.05-0.15mm, adopts " going down the hill " method, the direct Cheng Fang of no-station pole canopy aluminium;
4th step, rivet, from front with the punching of 3MM punching pin, is placed on rivet on one piece of thicker leather, by leather cover on spike, is installed by rivet cap, aim at short cap with rivet die, use hammer mould, once put in place;
5th step, pre-treatment, degreasing-washing-Biao tune-phosphatization-washing-passivation-deionized water.
6th step, sprays paint, first mill base is stirred evenly, add curing agent in proportion, stirs evenly slaking 30 minutes, spraying twice, is often 35 ± 5 microns all over build, dry in the environment of per pass paint more than 15 degree, 24 as a child after spraying subsequent coat;
7th step, inspection.
2. the method that a kind of case and bag aluminium frame according to claim 1 is shaping, is characterized in that: casting temperature is higher than the liquidus curve of alloy 50 ~ 110 DEG C.
3. the method that a kind of case and bag aluminium frame according to claim 1 is shaping, it is characterized in that: increase silicon in described aluminium powder, the content of described silicon is 10% ~ 25%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510890763.2A CN105499919A (en) | 2015-12-07 | 2015-12-07 | Luggage aluminum frame forming method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510890763.2A CN105499919A (en) | 2015-12-07 | 2015-12-07 | Luggage aluminum frame forming method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105499919A true CN105499919A (en) | 2016-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510890763.2A Pending CN105499919A (en) | 2015-12-07 | 2015-12-07 | Luggage aluminum frame forming method |
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| CN (1) | CN105499919A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108728854A (en) * | 2018-05-15 | 2018-11-02 | 安徽德斯兰卡铝业科技有限公司 | A kind of cleaning of aluminium section bar |
| CN110253223A (en) * | 2019-06-21 | 2019-09-20 | 繁昌县日昇服饰有限公司 | A kind of manufacturing method of luggage shell |
-
2015
- 2015-12-07 CN CN201510890763.2A patent/CN105499919A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108728854A (en) * | 2018-05-15 | 2018-11-02 | 安徽德斯兰卡铝业科技有限公司 | A kind of cleaning of aluminium section bar |
| CN110253223A (en) * | 2019-06-21 | 2019-09-20 | 繁昌县日昇服饰有限公司 | A kind of manufacturing method of luggage shell |
| CN110253223B (en) * | 2019-06-21 | 2020-06-09 | 繁昌县日昇服饰有限公司 | Manufacturing method of luggage shell |
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Application publication date: 20160420 |