CN105689770B - Mobile terminal metal-back and its drawing process and wire-drawing frame - Google Patents
Mobile terminal metal-back and its drawing process and wire-drawing frame Download PDFInfo
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- CN105689770B CN105689770B CN201610165090.9A CN201610165090A CN105689770B CN 105689770 B CN105689770 B CN 105689770B CN 201610165090 A CN201610165090 A CN 201610165090A CN 105689770 B CN105689770 B CN 105689770B
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- Prior art keywords
- mobile terminal
- terminal metal
- cutter
- wire
- drawing process
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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 present invention provides a kind of mobile terminal metal-back and its drawing process and wire-drawing frame, the drawing process includes: step S102: will be on the main shaft of Cutting tool installation manner to numerically-controlled machine tool, wherein the size of cutter waits for that the size of attenuation zone is adapted with mobile terminal metal-back, and has the pit for wire drawing process in the blade surface of cutter；Step S104: mobile terminal metal-back is fixed on the jig of numerically-controlled machine tool；Step S106: it is programmed according to the size to attenuation zone of mobile terminal metal-back；Step S108: starting numerically-controlled machine tool, make tool sharpening mobile terminal metal-back to attenuation zone, obtain the mobile terminal metal-back with wire-drawing effect.The drawing process of mobile terminal metal-back provided by the invention, wire drawing is carried out to mobile terminal metal-back by the way of CNC, the wire drawing of product part and complicated shape product is realized, to efficiently solve the drawing process problem of complex product, has expanded the range of choice of product industrial design.
Description
Technical field
The present invention relates to the processing technologys of mobile terminal metal-back, in particular to a kind of mobile terminal metal-back
Drawing process and wire-drawing frame and a kind of mobile terminal metal-back processed using the drawing process.
Background technique
Currently, the product of the mobile terminals industry such as mobile phone such as mobile phone center or battery cap surface need to do wire drawing process,
Existing wire drawing process is to realize that attenuation zone is relatively large by the reciprocating motion in larger-diameter pulling wheel or abrasive band
It is smoother.But common wire drawing wheel diameter is relatively large (known minimum diameter is 50mm), it cannot be to product (such as mobile phone
Center) part (such as product corner R2.0mm) or complex-shaped product carry out wire drawing process.However in fact, shape is advised
Mobile phone center or battery cover then is no longer satisfied market needs, such as: the part (such as head) of mobile phone center needs sometimes
Increase a rotating camera or other devices, thus a slot must be opened on the head of mobile phone center, in this case, hand
Machine center has reformed into irregular shape, but the diameter of existing pulling wheel is much larger than the diameter and knuckle radius of slot, therefore not
It is able to satisfy the wire drawing needs of the part-structure.
Summary of the invention
At least one in order to solve the above-mentioned technical problem, it is an object of the present invention to provide a kind of mobile terminal metals
The drawing process of shell can be realized the wire drawing of product part and complicated shape product.
It is another object of the present invention to provide a kind of wire-drawing frames of mobile terminal metal-back.
Yet another object of the invention is that providing a kind of mobile terminal metal-back prepared using above-mentioned drawing process.
To achieve the goals above, the embodiment of first aspect present invention provides a kind of wire drawing of mobile terminal metal-back
Technique, comprising: step S102: will be on the main shaft of Cutting tool installation manner to numerically-controlled machine tool, wherein the size of the cutter and the movement
The size to attenuation zone of terminal metal shell is adapted, and is had on the surface of the blade of the cutter for wire drawing process
Pit；Step S104: the mobile terminal metal-back is fixed on the jig of the numerically-controlled machine tool；Step S106: according to institute
The size to attenuation zone for stating mobile terminal metal-back is programmed；Step S108: starting the numerically-controlled machine tool, makes the knife
Tool process the mobile terminal metal-back to attenuation zone, obtain the mobile terminal metal-back with wire-drawing effect.
The drawing process for the mobile terminal metal-back that the embodiment of first aspect present invention provides, using numerically-controlled machine tool come pair
Mobile terminal metal-back carries out wire drawing process, that is, uses CNC (Computer numerical control, computer digit control
System processing) mode to carry out wire drawing to mobile terminal metal-back, since the blade surface of cutter has for wire drawing process
Pit, thus the product surface that tool sharpening is crossed just has wire-drawing effect, that is, realizes the wire drawing function of numerically-controlled machine tool；Due to can
To use the lesser cutter of diameter, thus the wire drawing of product part and complicated shape product may be implemented, to efficiently solve
The drawing process problem of complex product, has expanded the range of choice of product industrial design, has increased the competitiveness of product in market.
It is understood that cutter of the numerically-controlled machine tool equipped with multiple models, thus attenuation zone can be waited for according to product
Specific size reasonably selected, enable cutter to be successfully worked into any position that product waits for attenuation zone, and
The case where there is no generation processing dead angle or can not processing at all, and then ensure that product of various shapes can obtain
Ideal wire-drawing effect.Specifically, product is paid the utmost attention to when selection cutter wait for position or ruler more difficult to process in attenuation zone
Very little the smallest position, because of position more difficult to process such as groove, off size suitable cutter can not enter to cause groove root at all
Originally it can not process, and the smaller position of size more then more is easy to produce processing dead angle.Such as: when product waits for existing in attenuation zone
One groove, the interior fillet with radius 5mm of the groove, the fillet are then only to need to position smallest size of in attenuation zone
Diameter is selected to can guarantee that the fillet, the groove and other positions can obtain effective wire drawing process for the cutter of 10mm.
Certainly, since the shape of product is varied, therefore select the standard of cutter that can not lump together, it totally should can with cutter
Be worked into subject to all positions to attenuation zone, that is, ensure that cutter size and mobile terminal metal-back to attenuation zone
Size be adapted.
In addition, the drawing process of the mobile terminal metal-back in above-described embodiment provided by the invention can also have it is as follows
Additional technical feature:
In the above-mentioned technical solutions, in the step S102, the blade of the cutter is roughened, makes institute
The surface for stating blade generates the pit.
Since the blade surface of cutter is typically more smooth, by being roughened to it, the table of blade can be made
Face generates pit, and then the product surface for crossing tool sharpening is provided with wire-drawing effect, i.e. roughening treatment has cutter
Wire drawing function, thus in the present solution, only it need to can be made to the simple roughening treatment of the cutter of existing numerically-controlled machine tool progress
Have wire drawing function, it is very convenient to solve the drawing process problem of complex product, and efficiency is very high.As for roughening treatment
Process, can be before cutter clamping, i.e., first cutter be roughened, cutter clamping is then arrived into numerically-controlled machine tool
On main shaft；It is also possible to after cutter clamping, i.e., first then cutter is roughened by cutter clamping to main shaft,
The wire drawing function of can be realized cutter, is within the scope of the invention.
In any of the above-described technical solution, in the step S102, the roughening treatment mode includes friction treatment.
So that the surface of the material with certain roughness and blade is rubbed, the surface of blade can be made also to generate centainly
Roughness, i.e. generation pit and then makes cutter have wire drawing function, fairly simple.Certainly, those skilled in the art should
Understand, cutter can also be roughened using other modes, such as sandblasting, be will not enumerate herein, as long as energy
So that the blade surface of cutter is generated certain roughness can be realized the purpose of the present invention, since these technical solutions do not take off
From design philosophy and objective of the invention, thus also within the scope of the present invention.
In any of the above-described technical solution, in the step S102, rubbed using surface of the sand paper to the blade
Erasure reason.
Friction treatment is carried out to blade using sand paper, materials are convenient, low in cost.It specifically, can be by Cutting tool installation manner
After on to main shaft, starting main shaft band cutter rotates, and then contacts sand paper with blade, using the rotation of cutter, make cutter and
Sand paper is continuously rubbed, and blade can be made to generate surface effect identical with sand paper, i.e. the surface of blade produces multiple micro-
Small pit, therefore the finished product surface of blade just has wire-drawing effect.It is possible to further according to product wire-drawing effect
Actual needs, select the sand paper of respective model, such as: when needing to be spaced wider wire-drawing effect, can choose relatively thick
Sand paper can choose relatively thin sand paper when needing to be spaced relatively narrow wire-drawing effect；And it can be according to the time of friction
It controls the size and depth of pit, and then further adjusts final wire-drawing effect.Certainly, those skilled in the art should
Understand, friction treatment can also be carried out to blade using other materials, such as sisal will not enumerate herein, but these skills
Art scheme is within the scope of the invention all without departing from design philosophy and objective of the invention.
In any of the above-described technical solution, the cutter is milling cutter；And/or the jig is vacuum tool, the vacuum
Jig can be adsorbed on the mobile terminal metal-back on the jig.
Wire drawing process is carried out to mobile terminal metal-back using milling cutter, the blade of milling cutter need to only be carried out simple coarse
Change processing such as and Sandpapering can make the surface of edge of milling cutter generate a large amount of small pits, draw materials it is convenient, high-efficient and
Wire-drawing effect is good.It certainly, it will be understood by those of skill in the art that can also be using other cutters come to mobile terminal metal-back
Wire drawing process is carried out, equally can be realized the purpose of the present invention, therefore also within the scope of the present invention.
Using vacuum tool, mobile terminal metal-back is adsorbed on jig, then jig only produces mobile terminal metal-back
Raw adsorption capacity because having an impact without the shape to mobile terminal metal-back, and then ensure that the outer of mobile terminal metal-back
Appearance quality.It certainly, it will be understood by those of skill in the art that can also be using the jig of other forms come fixed cellular terminal gold
Belong to shell, such as mobile terminal metal-back be clamped on jig using clamping device, equally can be realized the purpose of the present invention,
Therefore also within the scope of the present invention.
In any of the above-described technical solution, the step S106 is specifically included: the travel path of the cutter is arranged；Setting
The revolving speed of the main shaft；The feed speed of the cutter is set；The cutting output of the cutter is set.
Due to realizing the wire drawing process of mobile terminal metal-back in the form of CNC, the reasonability of programming is to most
Whole wire-drawing effect influence is very big, therefore should be come according to the concrete shape and size to attenuation zone of mobile terminal metal-back
It is reasonably programmed, suitable parameter is set, to guarantee final wire-drawing effect.
In any of the above-described technical solution, multiple pits are uniformly distributed in the blade of the cutter.
It is uniform when can significantly improve cutter wire drawing process when the multiple pits of the uniformly distribution of the blade of cutter
Property, and then the wire-drawing effect of product is further promoted, further increase the aesthetics of product.
The embodiment of second aspect of the present invention provides a kind of wire-drawing frame of mobile terminal metal-back, comprising: cutter, peace
On the main shaft of numerically-controlled machine tool, the surface of the blade of the cutter has the pit for wire drawing process, for the shifting
Dynamic terminal metal shell is processed to attenuation zone, to obtain the mobile terminal metal-back with wire-drawing effect；Jig,
For fixing the mobile terminal metal-back；And control device, it is connected with the cutter and the jig, for programming simultaneously root
According to programming, the control cutter carries out wire drawing process to the mobile terminal metal-back.
The wire-drawing frame for the mobile terminal metal-back that the embodiment of second aspect of the present invention provides, including cutter, jig and
Control device, tool surface have the pit for wire drawing process, thus the mobile terminal metal-back after processing is made to have wire drawing
Effect；Since the lesser cutter of diameter can be used, thus the wire drawing of product part and complicated shape product may be implemented, thus
It solves the drawing process of complex product, has expanded the range of choice of product industrial design, increased the competitiveness of product in market.
In addition, the wire-drawing frame of the mobile terminal metal-back in above-described embodiment provided by the invention can also have it is as follows
Additional technical feature:
In the above-mentioned technical solutions, the jig includes: pedestal, and multiple through-holes are offered on the pedestal；And vacuum valve,
The vacuum valve is connected with the pedestal, for the mobile terminal metal-back being adsorbed on the surface of the pedestal.
Jig includes pedestal and vacuum valve, i.e. jig is vacuum tool, and mobile terminal metal-back is mounted in pedestal when use
On, vacuum valve is opened, mobile terminal metal-back can be adsorbed on the surface of pedestal, it is very convenient, and will not be to mobile whole
It holds the appearance of metal-back to generate adverse effect, ensure that the presentation quality of mobile terminal metal-back.It is of course also possible to use other
The jig of form will not enumerate, but this field herein as long as mobile terminal metal-back can be fixed on jig
It will be appreciated by the skilled person that these technical solutions are within the scope of the invention.
In any of the above-described technical solution, the cutter is milling cutter, and the blade of the milling cutter is uniformly distributed with
Multiple pits.
After carrying out simple roughening treatment to the blade of milling cutter, the surface of edge of milling cutter can be made to generate a large amount of small
Pit, and then be used to carry out wire drawing process to workpiece, it is very convenient, and efficiency is very high.Certainly, CNC milling machine is numerically-controlled machine tool
One kind, as long as other kinds of numerically-controlled machine tool can be realized the purpose of the present invention, also within the scope of the present invention.
The embodiment of third aspect present invention provides a kind of mobile terminal metal-back, using in such as first aspect embodiment
The drawing process of described in any item mobile terminal metal-backs carries out wire drawing process.
The mobile terminal metal-back that the embodiment of third aspect present invention provides, because using any in first aspect embodiment
The drawing process of the mobile terminal metal-back of item carries out wire drawing process, thus the range of choice of its industrial design is expanded,
The market competitiveness is improved.
In the above-mentioned technical solutions, the mobile terminal is mobile phone, tablet computer or other mobile ends equipped with metal-back
End.
Additional aspect and advantage of the invention will become obviously in following description section, or practice through the invention
Recognize.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the flow diagram of the drawing process of mobile terminal metal-back of the present invention；
Fig. 2 is the cutter of the wire-drawing frame of mobile terminal metal-back of the present invention and the schematic diagram of jig.
Wherein, the appended drawing reference in Fig. 2 and the corresponding relationship between component names are as follows:
10 cutters, 20 jigs.
Specific embodiment
To better understand the objects, features and advantages of the present invention, with reference to the accompanying drawing and specific real
Applying mode, the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also
To be implemented using other than the one described here other modes, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
Referring to the mobile terminal metal-back and its drawing process of Fig. 1 and Fig. 2 description according to some embodiments of the invention
And wire-drawing frame.
As shown in Figure 1, the drawing process for the mobile terminal metal-back that the embodiment of first aspect present invention provides, comprising:
Step S102: will be on the main shaft of Cutting tool installation manner to numerically-controlled machine tool, wherein the size and mobile terminal metal-back of cutter
The size to attenuation zone be adapted, and on the surface of the blade of cutter have for wire drawing process pit；
Step S104: mobile terminal metal-back is fixed on the jig of numerically-controlled machine tool；
Step S106: it is programmed according to the size to attenuation zone of mobile terminal metal-back；
Step S108: starting numerically-controlled machine tool, make tool sharpening mobile terminal metal-back to attenuation zone, obtain have draw
The mobile terminal metal-back of silk effect.
The drawing process for the mobile terminal metal-back that the embodiment of first aspect present invention provides, using numerically-controlled machine tool come pair
Mobile terminal metal-back carries out wire drawing process, that is, uses CNC (Computer numerical control, computer digit control
System processing) mode to carry out wire drawing to mobile terminal metal-back, since the blade surface of cutter has for wire drawing process
Pit, thus the product surface that tool sharpening is crossed just has wire-drawing effect, that is, realizes the wire drawing function of numerically-controlled machine tool；Due to can
To use the lesser cutter of diameter, thus the wire drawing of product part and complicated shape product may be implemented, to efficiently solve
The drawing process problem of complex product, has expanded the range of choice of product industrial design, has increased the competitiveness of product in market.
It is understood that cutter of the numerically-controlled machine tool equipped with multiple models, thus attenuation zone can be waited for according to product
Specific size reasonably selected, enable cutter to be successfully worked into any position that product waits for attenuation zone, and
The case where there is no generation processing dead angle or can not processing at all, and then ensure that product of various shapes can obtain
Ideal wire-drawing effect.
Specifically, product is paid the utmost attention to when selection cutter wait for position or smallest size of more difficult to process in attenuation zone
Position, because of position more difficult to process such as groove, off size suitable cutter can not enter to cause groove can not process at all, and
The smaller position of size more then be easy to produce processing dead angle.Such as: when product waits for that this is recessed there are a groove in attenuation zone
With the fillet of radius 5mm in slot, which is that then need to only select diameter for 10mm to position smallest size of in attenuation zone
Cutter i.e. can guarantee that the fillet, the groove and other positions can obtain effective wire drawing process.
Certainly, since the shape of product is varied, therefore select the standard of cutter that can not lump together, it totally should be with
Cutter can be worked into subject to all positions to attenuation zone, that is, ensure that cutter size and mobile terminal metal-back to
The size of attenuation zone is adapted.
In one embodiment of the invention, in step s 102, the blade of cutter is roughened, makes blade
Surface generate pit.
It in this embodiment,, can by being roughened to it since the blade surface of cutter is typically more smooth
So that the surface of blade generates pit, and then the product surface for crossing tool sharpening is provided with wire-drawing effect, i.e. roughening treatment
So that cutter is had a wire drawing function, thus in the present solution, only need to the cutter to existing numerically-controlled machine tool be simply roughened
Processing, can make it have wire drawing function, very convenient to solve the drawing process problem of complex product, and efficiency is very high.
It as the process of roughening treatment, can be before cutter clamping, i.e., first cutter be roughened, then
It will be on the main shaft of cutter clamping to numerically-controlled machine tool；It is also possible to after cutter clamping, i.e., first by cutter clamping to main shaft, then
Cutter is roughened, the wire drawing function of cutter is can be realized, is within the scope of the invention.
In one embodiment of the invention, in step s 102, roughening treatment mode includes friction treatment.
In this embodiment, so that the surface of the material with certain roughness and blade is rubbed, blade can be made
Surface also generates certain roughness, i.e. generation pit, and then cutter is made to have wire drawing function, fairly simple.
Certainly, it will be understood by those of skill in the art that can also be roughened using other modes to cutter,
Such as sandblasting will not enumerate herein, as long as the blade surface of cutter can be made, which to generate certain roughness, can be realized this
The purpose of invention, since these technical solutions are all without departing from design philosophy and objective of the invention, thus also in guarantor of the invention
It protects in range.
In one embodiment of the invention, in step s 102, friction treatment is carried out using surface of the sand paper to blade.
In this embodiment, friction treatment is carried out to blade using sand paper, materials are convenient, low in cost.Specifically, may be used
With by after on Cutting tool installation manner to main shaft, starting main shaft band cutter rotates, and then contacts sand paper with blade, utilizes the rotation of cutter
Turn, cutter is made continuously to be rubbed with sand paper, blade can be made to generate surface effect identical with sand paper, is i.e. is produced from the surface of blade
Multiple small pits are given birth to, therefore the finished product surface of blade just has wire-drawing effect.
It is possible to further select the sand paper of respective model, such as: working as needs according to the actual needs of product wire-drawing effect
When being spaced wider wire-drawing effect, relatively thick sand paper can choose, when needing to be spaced relatively narrow wire-drawing effect, Ke Yixuan
Select relatively thin sand paper；And the size and depth of pit can be controlled according to the time of friction, and then further adjust most
Whole wire-drawing effect.
Certainly, it will be understood by those of skill in the art that friction treatment can also be carried out to blade using other materials,
It such as sisal, will not enumerate, but these technical solutions are all without departing from design philosophy and objective of the invention, therefore exist herein
In protection scope of the present invention.
In one embodiment of the invention, cutter is milling cutter.
In this embodiment, wire drawing process is carried out to mobile terminal metal-back using milling cutter, it only need to be to the blade of milling cutter
Simple roughening treatment is carried out, such as and Sandpapering, the surface of edge of milling cutter can be made to generate a large amount of small pits, materials
It is convenient, high-efficient and wire-drawing effect is good.
Certainly, it will be understood by those of skill in the art that can also using other cutters come to mobile terminal metal-back into
Row wire drawing process equally can be realized the purpose of the present invention, therefore also within the scope of the present invention.
In one embodiment of the invention, in step S104, jig is vacuum tool, and vacuum tool can be movement
Terminal metal shell is adsorbed on jig.
In this embodiment, using vacuum tool, mobile terminal metal-back is adsorbed on jig, then jig is only to movement
Terminal metal shell generates adsorption capacity, because having an impact without the shape to mobile terminal metal-back, and then ensure that mobile whole
Hold the presentation quality of metal-back.
It certainly, it will be understood by those of skill in the art that can also be using the jig of other forms come fixed cellular terminal
Mobile terminal metal-back is such as clamped on jig using clamping device, equally can be realized mesh of the invention by metal-back
, therefore also within the scope of the present invention.
In one embodiment of the invention, step S106 is specifically included: the travel path of cutter is arranged；Main shaft is set
Revolving speed；The feed speed of cutter is set；The cutting output of cutter is set.
In this embodiment, due to realizing the wire drawing process of mobile terminal metal-back in the form of CNC, programming
Reasonability final wire-drawing effect is influenced it is very big, therefore should be according to the specific shape to attenuation zone of mobile terminal metal-back
Suitable parameter is arranged reasonably to be programmed in shape and size, to guarantee final wire-drawing effect.
In one embodiment of the invention, the blade of cutter is uniformly distributed with multiple pits.
In this embodiment, when the multiple pits of the uniformly distribution of the blade of cutter, can significantly improve cutter into
Uniformity when row wire drawing process, and then the wire-drawing effect of product is further promoted, further increase the aesthetics of product.
Carry out the wire drawing for the mobile terminal metal-back that the present invention will be described in detail below with reference to a specific embodiment of the invention
Technique.
In the embodiment, processed product is mobile phone center, and whole is in rectangle, and four corners are fillet, wherein rectangle
One end be provided with rectangular recess, for two fillets of rectangular recess bottom having a size of R2.0mm, the side of mobile phone center is to wire drawing
Region includes: come the detailed process for carrying out wire drawing process to the mobile phone center using drawing process provided by the invention
Select diameter for the milling cutter (since product fillet is R2.0mm, therefore selecting diameter for the milling cutter of 4.0mm) of 4.0mm,
By its clamping in CNC spindle broach shell；
Start main shaft, speed is set as 10000RPM (Round per minute, rev/min), holds the sand of respective model
Paper makes the knife edge part of sand paper contact cutter, so that the blade surface of milling cutter forms multiple small pits；
By processed product on the pedestal of jig, and vacuum valve is opened, is adsorbed on processed product on pedestal；
Programming: product contour line a) is deviated into 2.0mm outward, the travel path as cutter；B) speed of mainshaft is set:
1000RPM；C) tool feeding amount: 12000mm/min is set；D) milling amount: 0.03mm is set；
Start board, make sample and determines result.
The results show that sample has reached expected wire-drawing effect.
As shown in Fig. 2, the wire-drawing frame for the mobile terminal metal-back that the embodiment of second aspect of the present invention provides, comprising:
Cutter 10, jig 20 and control device.
Specifically, cutter 10 is mounted on the main shaft of numerically-controlled machine tool, and the surface of the blade of cutter 10 has at wire drawing
The pit of reason, for being processed to attenuation zone to mobile terminal metal-back, to obtain the shifting with wire-drawing effect
Dynamic terminal metal shell；Jig 20 is used for fixed cellular terminal metal-back；Control device is connected with cutter 10 and jig 20, is used for
It programs and wire drawing process is carried out to mobile terminal metal-back according to control cutter 10 is programme.
The wire-drawing frame for the mobile terminal metal-back that the embodiment of second aspect of the present invention provides, including cutter 10, jig
20 and control device, 10 surface of cutter has the pit for wire drawing process, thus makes the mobile terminal metal-back tool after processing
There is wire-drawing effect；Since the lesser cutter 10 of diameter can be used, thus product part and complicated shape product may be implemented
Wire drawing has expanded the range of choice of product industrial design to solve the drawing process of complex product, increases the city of product
Field competitiveness.
It is worth noting that Fig. 2 illustrates only the cutter 10 of the wire-drawing frame of mobile terminal metal-back provided by the present application
With jig 20, and to the actual look of cutter 10 and jig 20 do not have restriction effect.Since the wire-drawing frame is mainly logarithm
What the cutter of control lathe obtained after improving, thus its overall structure and numerically-controlled machine tool are essentially identical, and are art technologies
Known to personnel, details are not described herein.
In one embodiment of the invention, jig 20 includes: pedestal and vacuum valve.
Specifically, multiple through-holes are offered on pedestal；Vacuum valve is connected with pedestal, for mobile terminal metal-back to be inhaled
It is attached on the surface of pedestal.
In this embodiment, jig 20 includes pedestal and vacuum valve, i.e. jig 20 is vacuum tool 20, and when use will move
Terminal metal shell is opened vacuum valve, mobile terminal metal-back can be adsorbed on the surface of pedestal on pedestal, very square
Just, and adverse effect will not be generated to the appearance of mobile terminal metal-back, ensure that the presentation quality of mobile terminal metal-back.
It is of course also possible to use the jig 20 of other forms, as long as mobile terminal metal-back can be fixed on jig 20
It is upper, it will not enumerate herein, it is understood by those skilled in the art that these technical solutions are in guarantor of the invention
It protects in range.
In one embodiment of the invention, cutter 10 is milling cutter, and being uniformly distributed with for the blade of milling cutter is multiple
Pit.
In this embodiment, after carrying out simple roughening treatment to the blade of milling cutter, the surface of edge of milling cutter can be made
A large amount of small pits are generated, and then are used to carry out wire drawing process to workpiece, it is very convenient, and efficiency is very high.Certainly, numerical control mill
Bed is one kind of numerically-controlled machine tool, as long as other kinds of numerically-controlled machine tool can be realized the purpose of the present invention, also of the invention
In protection scope.
The mobile terminal metal-back that the embodiment of third aspect present invention provides, using any in such as first aspect embodiment
The drawing process of the mobile terminal metal-back of item carries out wire drawing process.
The mobile terminal metal-back that the embodiment of third aspect present invention provides, because using any in first aspect embodiment
The drawing process of the mobile terminal metal-back of item carries 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 is mobile phone, tablet computer or other mobile terminals equipped with metal-back.
In conclusion the drawing process of mobile terminal metal-back provided by the invention, using numerically-controlled machine tool come to mobile whole
Metal-back is held to carry out wire drawing process, i.e., using CNC (Computer numerical control, computer numerical control (CNC) processing)
Mode come to mobile terminal metal-back carry out wire drawing, due to cutter blade surface have for wire drawing process pit, because
And the product surface that tool sharpening is crossed just has wire-drawing effect, that is, realizes the wire drawing function of numerically-controlled machine tool；Due to that can use
The lesser cutter of diameter, thus the wire drawing of product part and complicated shape product may be implemented, to efficiently solve complexity
The drawing process problem of product, has expanded the range of choice of product industrial design, has increased the competitiveness of product in market.
In the present invention, term " first ", " second ", " third " are only used for the purpose of description, and should not be understood as indicating
Or imply relative importance；Term " multiple " then refers to two or more, unless otherwise restricted clearly.Term " installation ",
The terms such as " connected ", " connection ", " fixation " shall be understood in a broad sense, for example, " connection " may be a fixed connection, being also possible to can
Dismantling connection, or be integrally connected；" connected " can be directly connected, can also be indirectly connected through an intermediary.For this
For the those of ordinary skill in field, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one reality of the invention
It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or reality
Example.Moreover, description particular features, structures, materials, or characteristics can in any one or more of the embodiments or examples with
Suitable mode combines.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of drawing process of mobile terminal metal-back characterized by comprising
Step S102: will be on the main shaft of Cutting tool installation manner to numerically-controlled machine tool, wherein the size of the cutter and mobile terminal gold
The size to attenuation zone for belonging to shell is adapted, and has the pit for wire drawing process on the surface of the blade of the cutter；
Step S104: the mobile terminal metal-back is fixed on the jig of the numerically-controlled machine tool；
Step S106: it is programmed according to the size to attenuation zone of the mobile terminal metal-back；
Step S108: starting the numerically-controlled machine tool, make mobile terminal metal-back described in the tool sharpening to attenuation zone, obtain
To the mobile terminal metal-back with wire-drawing effect；
Wherein, the blade of the cutter is uniformly distributed with multiple pits.
2. the drawing process of mobile terminal metal-back according to claim 1, which is characterized in that
In the step S102, the blade of the cutter is roughened, is made described in the surface generation of the blade
Pit.
3. the drawing process of mobile terminal metal-back according to claim 2, which is characterized in that
In the step S102, the roughening treatment mode includes friction treatment.
4. the drawing process of mobile terminal metal-back according to claim 3, which is characterized in that
In the step S102, friction treatment is carried out using surface of the sand paper to the blade.
5. the drawing process of mobile terminal metal-back according to any one of claim 1 to 4, which is characterized in that
The cutter is milling cutter；And/or
The jig is vacuum tool, and the vacuum tool can be adsorbed on the mobile terminal metal-back on the jig.
6. a kind of wire-drawing frame of mobile terminal metal-back characterized by comprising
Cutter is mounted on the main shaft of numerically-controlled machine tool, and the surface of the blade of the cutter has the pit for wire drawing process, is used
In being processed to attenuation zone to the mobile terminal metal-back, to obtain the mobile terminal gold with wire-drawing effect
Belong to shell；
Jig, for fixing the mobile terminal metal-back；With
Control device is connected with the cutter and the jig, for programming and according to the control cutter pair of programming
The mobile terminal metal-back carries out wire drawing process.
7. the wire-drawing frame of mobile terminal metal-back according to claim 6, which is characterized in that
The jig includes:
Pedestal offers multiple through-holes on the pedestal；With
Vacuum valve, the vacuum valve are connected with the pedestal, for the mobile terminal metal-back to be adsorbed on the pedestal
Surface on.
8. the wire-drawing frame of mobile terminal metal-back according to claim 6 or 7, which is characterized in that
The cutter is milling cutter, and multiple pits are uniformly distributed in the blade of the milling cutter.
9. a kind of mobile terminal metal-back, which is characterized in that using the mobile terminal as described in any one of claims 1 to 5
The drawing process of metal-back carries out wire drawing process.
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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 |
| CN111644674B (en) * | 2020-05-25 | 2021-07-20 | 广东长盈精密技术有限公司 | Groove processing method |
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