CN105689770A - Mobile terminal metal shell and wire drawing technology and wire drawing device thereof - Google Patents
Mobile terminal metal shell and wire drawing technology and wire drawing device thereof Download PDFInfo
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- CN105689770A CN105689770A CN201610165090.9A CN201610165090A CN105689770A CN 105689770 A CN105689770 A CN 105689770A CN 201610165090 A CN201610165090 A CN 201610165090A CN 105689770 A CN105689770 A CN 105689770A
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- mobile terminal
- terminal metal
- cutter
- tool
- wire drawing
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
- B23C3/13—Surface milling of plates, sheets or strips
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C5/00—Milling-cutters
- B23C5/006—Details of the milling cutter body
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/088—Work-clamping means other than mechanically-actuated using vacuum means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
- B24B3/02—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of milling cutters
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/04—Metal casings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Metal Extraction Processes (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention provides a mobile terminal metal shell and a wire drawing technology and wire drawing device thereof. The wire drawing technology comprises the steps that S102, a tool is mounted on a spindle of a numerical control machine tool, the size of the tool is matched with the size of an area to be subjected to wire drawing of the mobile terminal metal shell, and the blade surface of the tool is provided with pits used for wire drawing treatment; S104, the mobile terminal metal shell is fixed to a jig of the numerical control machine tool; S106, programming is carried out according to the size of the area to be subjected to wire drawing of the mobile terminal metal shell; and S108, the numerical control machine tool is started, the tool is made to machine the area to be subjected to wire drawing of the mobile terminal metal shell, and the mobile terminal metal shell with a wire drawing effect is obtained. According to the wire drawing technology of the mobile terminal metal shell, a CNC manner is adopted for carrying out wire drawing on the mobile terminal metal shell, wire drawing on the local parts of products and products in complex shapes is achieved, and therefore the problem about the wire drawing technology of complex products is effectively solved, and the selection range of industrial product design is widened.
Description
Technical field
The present invention relates to the processing technique of mobile terminal metal-back, in particular to the drawing process of a kind of mobile terminal metal-back and wire-drawing frame and a kind of mobile terminal metal-back adopting this drawing process to process。
Background technology
At present, product such as the mobile phone center or battery cover surface of the mobile terminal industry such as mobile phone needs to do wire drawing and processes, and it is realized by larger-diameter pulling wheel or moving back and forth of abrasive band that existing wire drawing processes, and attenuation zone is relatively large smoother。But, conventional pulling wheel diameter relatively large (known minimum diameter is 50mm), it is impossible to local (such as product corner R2.0mm) or complex-shaped product to product (such as mobile phone center) carry out wire drawing process。But actually, the mobile phone center of regular shape or battery cover can not meet market demand, as: the local (such as head) of mobile phone center needs to increase a rotating camera or other devices sometimes, thus a groove must be opened at the head of mobile phone center, like this, mobile phone center has reformed into irregular shape, but the diameter of existing pulling wheel is much larger than the diameter of groove and knuckle radius, therefore can not meet the wire drawing needs of this part-structure。
Summary of the invention
In order to solve above-mentioned technical problem at least one, it is an object of the present invention to provide the drawing process of a kind of mobile terminal metal-back, it is possible to realize product local and the wire drawing of complicated shape product。
Further object is that the wire-drawing frame that a kind of mobile terminal metal-back is provided。
Another purpose of the present invention is in that to provide a kind of mobile terminal metal-back utilizing above-mentioned drawing process to prepare。
To achieve these goals, the embodiment of first aspect present invention provides the drawing process of a kind of mobile terminal metal-back, including: step S102: by Cutting tool installation manner to the main shaft of Digit Control Machine Tool, wherein, the size of described cutter is suitable with the size treating attenuation zone of described mobile terminal metal-back, and has the pit processed for wire drawing on the surface of the blade of described cutter；Step S104: described mobile terminal metal-back is fixed on the tool of described Digit Control Machine Tool；Step S106: be programmed according to the size treating attenuation zone of described mobile terminal metal-back；Step S108: start described Digit Control Machine Tool, what make mobile terminal metal-back described in described tool sharpening treats attenuation zone, obtains the mobile terminal metal-back with wire-drawing effect。
The drawing process of the mobile terminal metal-back that the embodiment of first aspect present invention provides, utilize Digit Control Machine Tool that mobile terminal metal-back is carried out wire drawing process, namely CNC (Computernumericalcontrol is adopted, computer numerical control (CNC) process) mode mobile terminal metal-back is carried out wire drawing, owing to the blade surface of cutter has the pit processed for wire drawing, thus the product surface that tool sharpening is crossed just has had wire-drawing effect, namely achieve the wire drawing function of Digit Control Machine Tool；Owing to the cutter that diameter is less can be adopted, thus product local and the wire drawing of complicated shape product can be realized, thus efficiently solving a drawing process difficult problem for complex product, expand the range of choice of product industrial design, having added the competitiveness of product in market。
It is understandable that, Digit Control Machine Tool is equipped with the cutter of multiple models, thus can treat that the concrete size of attenuation zone reasonably selects according to product, make cutter can successfully be worked into product and treat any position of attenuation zone, without there is the situation producing processing dead angle or cannot processing at all, and then ensure that variously-shaped product is all obtained in that desirable wire-drawing effect。Specifically, select to pay the utmost attention to product during cutter and treat position more difficult to process in attenuation zone or smallest size of position, because position more difficult to process such as groove, the cutter being not properly sized cannot enter to cause that groove cannot be processed at all at all, and the position that size is more little more then more easily produces processing dead angle。Such as: when product treats one groove of existence in attenuation zone, there is in this groove the fillet of radius 5mm, this fillet is for treating smallest size of position in attenuation zone, then the cutter that only diameter need to be selected to be 10mm can ensure that this fillet, this groove and other positions all can obtain effective wire drawing and process。Certainly, owing to the shape of product is varied, therefore select the standard of cutter to lump together, totally should can be worked into cutter and treat that all positions of attenuation zone are as the criterion, namely ensure that the size of cutter is suitable with the size treating attenuation zone of mobile terminal metal-back。
It addition, the drawing process of the mobile terminal metal-back in above-described embodiment provided by the invention can also have following additional technical feature:
In technique scheme, in described step S102, the blade of described cutter is roughened, makes the surface of described blade produce described pit。
Owing to the blade surface of cutter is typically more smooth, by it is roughened, the surface that can make blade produces pit, and then makes the product surface that tool sharpening is crossed be provided with wire-drawing effect, and namely roughening processes and makes cutter possess wire drawing function, thus in this programme, only the cutter of existing Digit Control Machine Tool need to be carried out simple roughening process, it can be made to possess wire drawing function, solve a drawing process difficult problem for complex product, very convenient, and efficiency is significantly high。As for the process that roughening processes, it is possible to be before cutter clamping, namely first cutter be roughened, then by cutter clamping to the main shaft of Digit Control Machine Tool；Can also be, namely first by cutter clamping to main shaft, then cutter is roughened after cutter clamping, all be capable of the wire drawing function of cutter, all in protection scope of the present invention。
In any of the above-described technical scheme, in described step S102, described roughening processing mode includes friction treatment。
The surface making the material and blade with certain roughness rubs, it is possible to make the surface of blade also produce certain roughness, namely produces pit, and then makes cutter possess wire drawing function, fairly simple。Certainly; those skilled in the art is to be understood that; can also adopt other modes that cutter is roughened; such as sandblasting etc.; will not enumerate at this; as long as the blade surface of cutter can be made to produce certain roughness can realize the purpose of the present invention, due to these technical schemes all without departing from the design philosophy of the present invention and objective, thus also in protection scope of the present invention。
In any of the above-described technical scheme, in described step S102, adopt sand paper that the surface of described blade is carried out friction treatment。
Utilize sand paper that blade is carried out friction treatment, draw materials conveniently, with low cost。Specifically, can by after on Cutting tool installation manner to main shaft, start main shaft carry its tools to rotate, then sand paper is made to contact with blade, utilize the rotation of cutter, make cutter and sand paper rub continuously, blade can be made to produce the surface effect identical with sand paper, namely the surface of blade creates multiple small pit, and therefore the finished product surface of blade has just had wire-drawing effect。It is possible to further being actually needed according to product wire-drawing effect, select the sand paper of respective model, as: when needing the wider wire-drawing effect in interval, relatively thick sand paper can be selected, when needing the narrower wire-drawing effect in interval, it is possible to select relatively thin sand paper；And size and the degree of depth of pit can be controlled according to the time of friction, and then adjust final wire-drawing effect further。Certainly, it will be understood by those of skill in the art that and can also adopt other materials that blade is carried out friction treatment; as fiber crops are taken turns; will not enumerate at this, but these technical schemes are all without departing from the design philosophy of the present invention and objective, therefore all in protection scope of the present invention。
In any of the above-described technical scheme, described cutter is milling cutter；And/or, described tool is vacuum tool, and described vacuum tool can be adsorbed on described mobile terminal metal-back on described tool。
Adopt milling cutter that mobile terminal metal-back is carried out wire drawing process, only the blade of milling cutter need to be carried out simple roughening process, as with Sandpapering, the surface of edge of milling cutter can be made to produce pit small in a large number, draw materials conveniently, efficiency is high and wire-drawing effect is good。Certainly, it will be understood by those of skill in the art that and can also adopt other cutters that mobile terminal metal-back is carried out wire drawing process, be capable of the purpose of the present invention equally, therefore also in protection scope of the present invention。
Adopt vacuum tool, mobile terminal metal-back is adsorbed on tool, then mobile terminal metal-back is only produced absorption affinity by tool, because of without the shape generation of mobile terminal metal-back is affected, and then ensure that the presentation quality of mobile terminal metal-back。Certainly; it will be understood by those of skill in the art that and the tool of other forms can also be adopted to fix mobile terminal metal-back, as adopted clamping device to be clamped on tool by mobile terminal metal-back; it is capable of the purpose of the present invention equally, therefore also in protection scope of the present invention。
In any of the above-described technical scheme, described step S106 specifically includes: arrange the travel path of described cutter；The rotating speed of described main shaft is set；The feed speed of described cutter is set；The cutting output of described cutter is set。
Owing to adopting the wire drawing that the form of CNC realizes mobile terminal metal-back to process, therefore the reasonability programmed is very big on final wire-drawing effect impact, therefore should according to the concrete shape treating attenuation zone of mobile terminal metal-back and size, reasonably program, suitable parameter is set, to ensure final wire-drawing effect。
In any of the above-described technical scheme, the uniformly distribution of the blade of described cutter has multiple described pit。
During the multiple pit of the uniformly distribution of the blade of cutter, it is possible to significantly improve uniformity when cutter wire drawing processes, and then the wire-drawing effect of improving product further, improve the aesthetic property of product further。
The embodiment of second aspect present invention provides the wire-drawing frame of a kind of mobile terminal metal-back, including: cutter, it is arranged on the main shaft of Digit Control Machine Tool, the surface of the blade of described cutter has the pit processed for wire drawing, for to described mobile terminal metal-back treat attenuation zone be processed process, to obtain the mobile terminal metal-back with wire-drawing effect；Tool, is used for fixing described mobile terminal metal-back；With control device, be connected with described cutter and described tool, for programming and according to programme control described cutter described mobile terminal metal-back is carried out wire drawing process。
The wire-drawing frame of the mobile terminal metal-back that the embodiment of second aspect present invention provides, including cutter, tool and control device, tool surface has the pit processed for wire drawing, thus makes the mobile terminal metal-back after processing have wire-drawing effect；Owing to the cutter that diameter is less can be adopted, thus product local and the wire drawing of complicated shape product can be realized, thus solving the drawing process of complex product, expand the range of choice of product industrial design, having added the competitiveness of product in market。
It addition, the wire-drawing frame of the mobile terminal metal-back in above-described embodiment provided by the invention can also have following additional technical feature:
In technique scheme, described tool includes: base, and described base offers multiple through hole；And vacuum valve, described vacuum valve is connected with described base, for described mobile terminal metal-back being adsorbed on the surface of described base。
Tool includes base and vacuum valve, namely tool is vacuum tool, during use, mobile terminal metal-back is contained on base, open vacuum valve, mobile terminal metal-back can be adsorbed on the surface of base, very convenient, and the outward appearance of mobile terminal metal-back will not be produced harmful effect, it is ensured that the presentation quality of mobile terminal metal-back。It is of course also possible to adopt the tool of other forms, as long as mobile terminal metal-back can be fixed on tool, will not enumerate at this, it is understood by those skilled in the art that these technical schemes are all in protection scope of the present invention。
In any of the above-described technical scheme, described cutter is milling cutter, and the uniformly distribution of the blade of described milling cutter has multiple described pit。
After the blade of milling cutter is carried out simple roughening process, the surface of edge of milling cutter can be made to produce pit small in a large number, and then be used for workpiece is carried out wire drawing process, very convenient, and efficiency is significantly high。Certainly, CNC milling machine is the one of Digit Control Machine Tool, as long as other kinds of Digit Control Machine Tool is capable of the purpose of the present invention, also in protection scope of the present invention。
The embodiment of third aspect present invention provides a kind of mobile terminal metal-back, adopts the drawing process of the mobile terminal metal-back as according to any one of first aspect embodiment to carry out wire drawing process。
The mobile terminal metal-back that the embodiment of third aspect present invention provides, because adopting the drawing process of the mobile terminal metal-back any one of first aspect embodiment to carry out wire drawing process, thus the range of choice of its industrial design is expanded, the market competitiveness is improved。
In technique scheme, described mobile terminal be mobile phone, panel computer or other be provided with the mobile terminal of metal-back。
The additional aspect of the present invention and advantage will become apparent upon in description below part, or recognized by the practice of the present invention。
Accompanying drawing explanation
Above-mentioned and/or the additional aspect of the present invention and advantage are from conjunction with will be apparent from easy to understand the accompanying drawings below description to embodiment, wherein:
Fig. 1 is the schematic flow sheet of the drawing process of mobile terminal metal-back of the present invention；
Fig. 2 is the schematic diagram of the cutter of the wire-drawing frame of mobile terminal metal-back of the present invention and tool。
Wherein, the corresponding relation between accompanying drawing labelling and the component names in Fig. 2 is:
10 cutters, 20 tools。
Detailed description of the invention
In order to be more clearly understood that the above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail。It should be noted that when not conflicting, embodiments herein and the feature in embodiment can be mutually combined。
Elaborate a lot of detail in the following description so that fully understanding the present invention; but; the present invention can also adopt other to be different from other modes described here to implement, and therefore, protection scope of the present invention is by the restriction of following public specific embodiment。
Mobile terminal metal-back according to some embodiments of the invention and drawing process thereof and wire-drawing frame are described referring to Fig. 1 and Fig. 2。
As it is shown in figure 1, the drawing process of the mobile terminal metal-back of the embodiment offer of first aspect present invention, including:
Step S102: by Cutting tool installation manner to the main shaft of Digit Control Machine Tool, wherein, the size of cutter is suitable with the size treating attenuation zone of mobile terminal metal-back, and has the pit processed for wire drawing on the surface of the blade of cutter；
Step S104: mobile terminal metal-back is fixed on the tool of Digit Control Machine Tool；
Step S106: be programmed according to the size treating attenuation zone of mobile terminal metal-back；
Step S108: starting Digit Control Machine Tool, what make tool sharpening mobile terminal metal-back treats attenuation zone, obtains the mobile terminal metal-back with wire-drawing effect。
The drawing process of the mobile terminal metal-back that the embodiment of first aspect present invention provides, utilize Digit Control Machine Tool that mobile terminal metal-back is carried out wire drawing process, namely CNC (Computernumericalcontrol is adopted, computer numerical control (CNC) process) mode mobile terminal metal-back is carried out wire drawing, owing to the blade surface of cutter has the pit processed for wire drawing, thus the product surface that tool sharpening is crossed just has had wire-drawing effect, namely achieve the wire drawing function of Digit Control Machine Tool；Owing to the cutter that diameter is less can be adopted, thus product local and the wire drawing of complicated shape product can be realized, thus efficiently solving a drawing process difficult problem for complex product, expand the range of choice of product industrial design, having added the competitiveness of product in market。
It is understandable that, Digit Control Machine Tool is equipped with the cutter of multiple models, thus can treat that the concrete size of attenuation zone reasonably selects according to product, make cutter can successfully be worked into product and treat any position of attenuation zone, without there is the situation producing processing dead angle or cannot processing at all, and then ensure that variously-shaped product is all obtained in that desirable wire-drawing effect。
Specifically, select to pay the utmost attention to product during cutter and treat position more difficult to process in attenuation zone or smallest size of position, because position more difficult to process such as groove, the cutter being not properly sized cannot enter to cause that groove cannot be processed at all, and the position that size is more little more then more easily produces processing dead angle。Such as: when product treats one groove of existence in attenuation zone, there is in this groove the fillet of radius 5mm, this fillet is for treating smallest size of position in attenuation zone, then the cutter that only diameter need to be selected to be 10mm can ensure that this fillet, this groove and other positions all can obtain effective wire drawing and process。
Certainly, owing to the shape of product is varied, therefore select the standard of cutter to lump together, totally should can be worked into cutter and treat that all positions of attenuation zone are as the criterion, namely ensure that the size of cutter is suitable with the size treating attenuation zone of mobile terminal metal-back。
In one embodiment of the invention, in step s 102, the blade of cutter is roughened, makes the surface of blade produce pit。
In this embodiment, owing to the blade surface of cutter is typically more smooth, by it is roughened, it is possible to make the surface of blade produce pit, and then make the product surface that tool sharpening is crossed be provided with wire-drawing effect, namely roughening processes and makes cutter possess wire drawing function, thus in this programme, only the cutter of existing Digit Control Machine Tool need to carry out simple roughening process, it can be made to possess wire drawing function, solve a drawing process difficult problem for complex product, very convenient, and efficiency is significantly high。
As for the process that roughening processes, it is possible to be before cutter clamping, namely first cutter be roughened, then by cutter clamping to the main shaft of Digit Control Machine Tool；Can also be, namely first by cutter clamping to main shaft, then cutter is roughened after cutter clamping, all be capable of the wire drawing function of cutter, all in protection scope of the present invention。
In one embodiment of the invention, in step s 102, roughening processing mode includes friction treatment。
In this embodiment, the surface making the material and blade with certain roughness rubs, it is possible to make the surface of blade also produce certain roughness, namely produces pit, and then makes cutter possess wire drawing function, fairly simple。
Certainly; those skilled in the art is to be understood that; can also adopt other modes that cutter is roughened; such as sandblasting etc.; will not enumerate at this; as long as the blade surface of cutter can be made to produce certain roughness can realize the purpose of the present invention, due to these technical schemes all without departing from the design philosophy of the present invention and objective, thus also in protection scope of the present invention。
In one embodiment of the invention, in step s 102, adopt sand paper that the surface of blade is carried out friction treatment。
In this embodiment, utilize sand paper that blade is carried out friction treatment, draw materials conveniently, with low cost。Specifically, can by after on Cutting tool installation manner to main shaft, start main shaft carry its tools to rotate, then sand paper is made to contact with blade, utilize the rotation of cutter, make cutter and sand paper rub continuously, blade can be made to produce the surface effect identical with sand paper, namely the surface of blade creates multiple small pit, and therefore the finished product surface of blade has just had wire-drawing effect。
It is possible to further being actually needed according to product wire-drawing effect, select the sand paper of respective model, as: when needing the wider wire-drawing effect in interval, relatively thick sand paper can be selected, when needing the narrower wire-drawing effect in interval, it is possible to select relatively thin sand paper；And size and the degree of depth of pit can be controlled according to the time of friction, and then adjust final wire-drawing effect further。
Certainly, it will be understood by those of skill in the art that and can also adopt other materials that blade is carried out friction treatment; as fiber crops are taken turns; will not enumerate at this, but these technical schemes are all without departing from the design philosophy of the present invention and objective, therefore all in protection scope of the present invention。
In one embodiment of the invention, cutter is milling cutter。
In this embodiment, adopt milling cutter that mobile terminal metal-back is carried out wire drawing process, only the blade of milling cutter need to be carried out simple roughening process, as with Sandpapering, the surface that can make edge of milling cutter produces pit small in a large number, and convenience of drawing materials, efficiency are high and wire-drawing effect is good。
Certainly, it will be understood by those of skill in the art that and can also adopt other cutters that mobile terminal metal-back is carried out wire drawing process, be capable of the purpose of the present invention equally, therefore also in protection scope of the present invention。
In one embodiment of the invention, in step S104, tool is vacuum tool, and vacuum tool can be adsorbed on mobile terminal metal-back on tool。
In this embodiment, adopt vacuum tool, mobile terminal metal-back is adsorbed on tool, then mobile terminal metal-back is only produced absorption affinity by tool, cause is without producing impact to the shape of mobile terminal metal-back, and then ensure that the presentation quality of mobile terminal metal-back。
Certainly; it will be understood by those of skill in the art that and the tool of other forms can also be adopted to fix mobile terminal metal-back, as adopted clamping device to be clamped on tool by mobile terminal metal-back; it is capable of the purpose of the present invention equally, therefore also in protection scope of the present invention。
In one embodiment of the invention, step S106 specifically includes: arrange the travel path of cutter；The rotating speed of main shaft is set；The feed speed of cutter is set；The cutting output of cutter is set。
In this embodiment, owing to adopting the wire drawing that the form of CNC realizes mobile terminal metal-back to process, therefore the reasonability programmed is very big on final wire-drawing effect impact, therefore should according to the concrete shape treating attenuation zone of mobile terminal metal-back and size, reasonably program, suitable parameter is set, to ensure final wire-drawing effect。
In one embodiment of the invention, the uniformly distribution of the blade of cutter has multiple pit。
In this embodiment, during the multiple pit of the uniformly distribution of the blade of cutter, it is possible to significantly improve cutter and carry out uniformity when wire drawing processes, and then the wire-drawing effect of improving product further, improve the aesthetic property of product further。
The drawing process of the mobile terminal metal-back of the present invention is described in detail below in conjunction with the specific embodiment of the present invention。
In this embodiment, processed product is mobile phone center, overall rectangular, four corners are fillet, wherein, one end of rectangle has rectangular recess, and two fillets bottom rectangular recess are of a size of R2.0mm, the side of mobile phone center, for treating attenuation zone, adopts the detailed process that this mobile phone center is carried out wire drawing process by drawing process provided by the invention to include:
The milling cutter (owing to product fillet is R2.0mm, therefore selecting diameter is the milling cutter of 4.0mm) selecting diameter to be 4.0mm, by its clamping in CNC spindle broach shell；
Starting main shaft, speed is set as 10000RPM (Roundperminute, rev/min), the sand paper of hand-held respective model, makes the knife edge part of sand paper contact cutter, so that the blade surface of milling cutter forms multiple small pit；
Processed product is contained on the base of tool, and opens vacuum valve, make processed product be adsorbed on base；
Programming: a) by product contour line shift outward 2.0mm, as the travel path of cutter；B) speed of mainshaft: 1000RPM is set；C) tool feeding amount: 12000mm/min is set；D) milling amount: 0.03mm is set；
Start board, make sample result of determination。
Result shows, sample has reached intended wire-drawing effect。
As in figure 2 it is shown, the wire-drawing frame of the mobile terminal metal-back of the embodiment offer of second aspect present invention, including: cutter 10, tool 20 and control device。
Specifically, cutter 10 is arranged on the main shaft of Digit Control Machine Tool, the surface of the blade of cutter 10 have for wire drawing process pit, for mobile terminal metal-back treat attenuation zone be processed process, to obtain the mobile terminal metal-back with wire-drawing effect；Tool 20 is for fixed cellular terminal metal-back；Control device to be connected with cutter 10 and tool 20, for programming and according to control cutter 10 of being programme, mobile terminal metal-back is carried out wire drawing process。
The wire-drawing frame of the mobile terminal metal-back that the embodiment of second aspect present invention provides, including cutter 10, tool 20 and control device, cutter 10 surface has the pit processed for wire drawing, thus makes the mobile terminal metal-back after processing have wire-drawing effect；Owing to the cutter 10 that diameter is less can be adopted, thus product local and the wire drawing of complicated shape product can be realized, thus solving the drawing process of complex product, expand the range of choice of product industrial design, having added the competitiveness of product in market。
What deserves to be explained is, Fig. 2 illustrate only cutter 10 and the tool 20 of the wire-drawing frame of the mobile terminal metal-back that the application provides, and the actual look of cutter 10 and tool 20 is not had restriction effect。Obtain after mainly the cutter of Digit Control Machine Tool being improved due to this wire-drawing frame, thus its overall structure is essentially identical with Digit Control Machine Tool, and be well-known to those skilled in the art, do not repeat them here。
In one embodiment of the invention, tool 20 includes: base and vacuum valve。
Specifically, base offers multiple through hole；Vacuum valve is connected with base, for mobile terminal metal-back being adsorbed on the surface of base。
In this embodiment, tool 20 includes base and vacuum valve, namely tool 20 is vacuum tool 20, during use, mobile terminal metal-back is contained on base, open vacuum valve, mobile terminal metal-back can be adsorbed on the surface of base, very convenient, and the outward appearance of mobile terminal metal-back will not be produced harmful effect, it is ensured that the presentation quality of mobile terminal metal-back。
It is of course also possible to adopt the tool 20 of other forms, as long as mobile terminal metal-back can be fixed on tool 20, will not enumerate at this, it is understood by those skilled in the art that these technical schemes are all in protection scope of the present invention。
In one embodiment of the invention, cutter 10 is milling cutter, and the uniformly distribution of the blade of milling cutter has multiple pit。
In this embodiment, after the blade of milling cutter is carried out simple roughening process, the surface of edge of milling cutter can be made to produce pit small in a large number, and then be used for workpiece is carried out wire drawing process, very convenient, and efficiency is significantly high。Certainly, CNC milling machine is the one of Digit Control Machine Tool, as long as other kinds of Digit Control Machine Tool is capable of the purpose of the present invention, also in protection scope of the present invention。
The mobile terminal metal-back that the embodiment of third aspect present invention provides, adopts the drawing process of the mobile terminal metal-back as any one of first aspect embodiment to carry out wire drawing process。
The mobile terminal metal-back that the embodiment of third aspect present invention provides, because adopting the drawing process of the mobile terminal metal-back any one of first aspect embodiment to carry out wire drawing process, thus the range of choice of its industrial design is expanded, the market competitiveness is improved。
In any of the above-described embodiment, mobile terminal be mobile phone, panel computer or other be provided with the mobile terminal of metal-back。
In sum, the drawing process of mobile terminal metal-back provided by the invention, utilize Digit Control Machine Tool that mobile terminal metal-back is carried out wire drawing process, namely CNC (Computernumericalcontrol is adopted, computer numerical control (CNC) process) mode mobile terminal metal-back is carried out wire drawing, owing to the blade surface of cutter has the pit processed for wire drawing, thus the product surface that tool sharpening is crossed just has had wire-drawing effect, namely achieves the wire drawing function of Digit Control Machine Tool；Owing to the cutter that diameter is less can be adopted, thus product local and the wire drawing of complicated shape product can be realized, thus efficiently solving a drawing process difficult problem for complex product, expand the range of choice of product industrial design, having added the competitiveness of product in market。
In the present invention, term " first ", " second ", " the 3rd " only for descriptive purposes, and it is not intended that instruction or hint relative importance；Term " multiple " then refers to two or more, unless otherwise clear and definite restriction。The term such as term " installation ", " being connected ", " connection ", " fixing " all should be interpreted broadly, for instance, " connection " can be fixing connection, it is also possible to is removably connect, or connects integratedly；" being connected " can be joined directly together, it is also possible to be indirectly connected to by intermediary。For the ordinary skill in the art, it is possible to understand above-mentioned term concrete meaning in the present invention as the case may be。
In the description of this specification, specific features, structure, material or feature that the description of term " embodiment ", " some embodiments ", " specific embodiment " etc. means in conjunction with this embodiment or example describe are contained at least one embodiment or the example of the present invention。In this manual, the schematic representation of above-mentioned term is not necessarily referring to identical embodiment or example。And, the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiments or example。
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations。All within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention。
Claims (10)
1. the drawing process of a mobile terminal metal-back, it is characterised in that including:
Step S102: by Cutting tool installation manner to the main shaft of Digit Control Machine Tool, wherein, the size of described cutter is suitable with the size treating attenuation zone of described mobile terminal metal-back, and has the pit processed for wire drawing on the surface of the blade of described cutter；
Step S104: described mobile terminal metal-back is fixed on the tool of described Digit Control Machine Tool；
Step S106: be programmed according to the size treating attenuation zone of described mobile terminal metal-back；
Step S108: start described Digit Control Machine Tool, what make mobile terminal metal-back described in described tool sharpening treats attenuation zone, obtains the mobile terminal metal-back with wire-drawing effect。
2. the drawing process of mobile terminal metal-back according to claim 1, it is characterised in that
In described step S102, the blade of described cutter is roughened, makes the surface of described blade produce described pit。
3. the drawing process of mobile terminal metal-back according to claim 2, it is characterised in that
In described step S102, described roughening processing mode includes friction treatment。
4. the drawing process of mobile terminal metal-back according to claim 3, it is characterised in that
In described step S102, adopt sand paper that the surface of described blade is carried out friction treatment。
5. the drawing process of mobile terminal metal-back according to any one of claim 1 to 4, it is characterised in that
Described cutter is milling cutter；And/or
Described tool is vacuum tool, and described vacuum tool can be adsorbed on described mobile terminal metal-back on described tool。
6. the drawing process of mobile terminal metal-back according to any one of claim 1 to 4, it is characterised in that
The uniformly distribution of the blade of described cutter has multiple described pit。
7. the wire-drawing frame of a mobile terminal metal-back, it is characterised in that including:
Cutter, is arranged on the main shaft of Digit Control Machine Tool, the surface of the blade of described cutter have for wire drawing process pit, for described mobile terminal metal-back treat attenuation zone be processed process, to obtain the mobile terminal metal-back with wire-drawing effect；
Tool, is used for fixing described mobile terminal metal-back；With
Control device, be connected with described cutter and described tool, for programming and according to the described cutter of control of being programme, described mobile terminal metal-back is carried out wire drawing process。
8. the wire-drawing frame of mobile terminal metal-back according to claim 7, it is characterised in that
Described tool includes:
Base, described base offers multiple through hole；With
Vacuum valve, described vacuum valve is connected with described base, for described mobile terminal metal-back being adsorbed on the surface of described base。
9. the wire-drawing frame of the mobile terminal metal-back according to claim 7 or 8, it is characterised in that
Described cutter is milling cutter, and the uniformly distribution of the blade of described milling cutter has multiple described pit。
10. a mobile terminal metal-back, it is characterised in that adopt the drawing process of the mobile terminal metal-back as according to any one of claim 1 to 6 to carry out wire drawing process。
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| CN201610165090.9A CN105689770B (en) | 2016-03-22 | 2016-03-22 | Mobile terminal metal-back and its drawing process and wire-drawing frame |
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| CN201610165090.9A CN105689770B (en) | 2016-03-22 | 2016-03-22 | Mobile terminal metal-back and its drawing process and wire-drawing frame |
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| CN107214570A (en) * | 2017-07-26 | 2017-09-29 | 珠海市魅族科技有限公司 | Metal-back and its surface treatment method and electronic equipment |
| CN107825228A (en) * | 2017-10-11 | 2018-03-23 | 广东长盈精密技术有限公司 | Electronic product middle frame preparation method |
| CN111644674A (en) * | 2020-05-25 | 2020-09-11 | 广东长盈精密技术有限公司 | Groove processing method |
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