CN109015035B - High-speed processing method for sound outlet hole of mobile phone shell - Google Patents
High-speed processing method for sound outlet hole of mobile phone shell Download PDFInfo
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- CN109015035B CN109015035B CN201811088722.1A CN201811088722A CN109015035B CN 109015035 B CN109015035 B CN 109015035B CN 201811088722 A CN201811088722 A CN 201811088722A CN 109015035 B CN109015035 B CN 109015035B
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- hole
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- profiling
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- 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
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Telephone Set Structure (AREA)
Abstract
The invention discloses a high-speed processing method for a sound outlet hole of a mobile phone shell, which comprises the following steps: providing a workpiece to be processed; the upper surface of the workpiece at which the sound outlet hole is formed is made into a profiling jig by using an auxiliary material, the profiling jig is matched with the shape of the sound outlet hole, and the profiling jig is used for supporting the workpiece when the special drilling and milling cutter downwards drills the sound hole, so that the bottom of the hole is prevented from rolling up to the periphery, and the hole deformation caused by the loosening of the workpiece is avoided; and (3) pasting a protective adhesive tape on the lower surface of the position of the sound outlet formed on the workpiece, and processing the workpiece at a high speed to form the sound outlet in the shape of a horn hole. When repeatedly processing, the hole at the profiling position has the phenomenon of enlargement and damage, the protective adhesive tape is attached to the profiling position of the sound outlet hole for high-speed processing, the maintenance and new manufacturing cost can be saved, the processing mode has fewer burrs compared with the traditional high-speed processing mode, and the processing efficiency is high.
Description
Technical Field
The invention relates to processing of a middle frame or a rear shell of mobile terminal equipment, in particular to a high-speed processing method of a sound outlet hole of a mobile phone shell.
Background
At present, the preparation process of the middle frame or the back case of the mobile terminal device (e.g., a mobile phone, a tablet Computer, a 3C product) is generally performed by using a CNC (Computer numerical control) or a punch. The CNC machine control system logically processes a program having control codes or other symbolic instructions, decodes the program with a computer, causes the CNC machine to execute prescribed actions, and machines the blank into a finished workpiece part by cutting with a tool.
When the sound outlet hole of the middle frame or the rear shell of the mobile terminal device (such as a mobile phone, a tablet computer and a 3C product) is formed by CNC machining, because the size of the sound outlet hole is small (such as the diameter of 0.4mm and the depth of 1.5mm), a lot of burrs and flanges are generated during CNC machining, and the production efficiency is low.
Disclosure of Invention
The invention aims to provide a high-speed processing method for sound outlet holes of a mobile phone shell.
The purpose of the invention is realized by the following technical scheme:
the invention discloses a high-speed processing method of a sound outlet hole of a mobile phone shell, which comprises the following steps:
providing a workpiece to be processed;
the lower surface of the workpiece in the sound hole forming area is made into a profiling jig by using an auxiliary material, the profiling jig is matched with the sound hole in shape, and the profiling jig is used for supporting the workpiece when a special drilling and milling cutter downwards drills the sound hole, so that the bottom of the hole is prevented from rolling up to the periphery, and the hole deformation caused by the loosening of the workpiece is avoided;
and (3) pasting a protective adhesive tape on the lower surface of the position where the sound hole is formed on the workpiece or the upper surface of the profiling jig, and processing the workpiece at a high speed to form the sound hole in the shape of a horn hole.
According to the technical scheme provided by the invention, the high-speed processing method for the sound outlet hole of the mobile phone shell, provided by the embodiment of the invention, can save maintenance and new manufacturing cost, and compared with the traditional high-speed processing method, the processing method has the advantages that the burrs are less, and the processing efficiency is high.
Drawings
Fig. 1 is a schematic flow chart of a method for processing a sound outlet hole of a mobile phone case at a high speed according to an embodiment of the present invention.
Fig. 2 is a schematic layout view of the sound outlet hole, the profiling fixture and the adhesive tape according to the embodiment of the invention.
In the figure:
1. adhesive tape, 2, sound outlet holes, 3, workpieces, 4 and profiling fixtures.
Detailed Description
The embodiments of the present invention will be described in further detail below. Details which are not described in detail in the embodiments of the invention belong to the prior art which is known to the person skilled in the art.
The invention discloses a high-speed processing method of sound outlet holes of a mobile phone shell, which comprises the following preferred specific implementation modes:
the method comprises the following steps:
providing a workpiece to be processed;
the lower surface of the workpiece in the sound hole forming area is made into a profiling jig by using an auxiliary material, the profiling jig is matched with the sound hole in shape, and the profiling jig is used for supporting the workpiece when a special drilling and milling cutter downwards drills the sound hole, so that the bottom of the hole is prevented from rolling up to the periphery, and the hole deformation caused by the loosening of the workpiece is avoided;
and (3) pasting a protective adhesive tape on the lower surface of the position where the sound hole is formed on the workpiece or the upper surface of the profiling jig, and processing the workpiece at a high speed to form the sound hole in the shape of a horn hole.
The workpiece is a middle frame or a rear shell of the mobile terminal equipment.
The depth of the sound outlet hole is 0.6 mm-2.0 mm.
The auxiliary material is PET, PVC, PMMA, PC, acrylic, nylon or ABS.
The processing equipment of the sound outlet hole is a six-axis high-speed punching machine.
According to the high-speed processing method for the sound outlet hole of the mobile phone shell, when the sound outlet hole profiling position is processed at high speed, the profiling function is that a special drilling and milling cutter supports a product when drilling the sound hole downwards, the bottom of the hole is prevented from rolling up to the periphery, and hole deformation caused by loosening of the product is avoided. The profiling hole is enlarged and damaged when the machining is repeatedly carried out, meanwhile, the protective adhesive tape is adopted, the thickness is 0.1mm, the hardness and the viscosity meet certain requirements, the protective adhesive tape is attached to the profiling hole of the sound outlet to carry out high-speed machining, the maintenance cost and the new manufacturing cost can be saved, the machining mode is less in burr and high in machining efficiency compared with the traditional high-speed machining mode.
The specific embodiment is as follows:
as shown in fig. 1, the method comprises the following steps:
p1, providing the workpiece to be processed:
providing a processed profiling jig plate.
The workpiece may be a middle frame or a rear case of the mobile terminal device.
The workpiece is usually a CNC workpiece, and a blank is machined by cutting with a cutter, so that the cutter with a smaller diameter on a CNC machine table is easy to damage.
P2, a protective tape was attached to the back surface of the region where the sound outlet hole was formed in the work obtained in P1:
the profiling jig is matched with the back of the area of the workpiece where the sound holes are formed, so that the profiling jig is tightly attached to the back of the area of the workpiece where the sound holes are formed.
The profiling jig and the protective adhesive tape are used for preventing the workpiece from shaking and supporting the sound outlet area of the product when the sound outlet processing is carried out, so that the product is tightly attached to the profiling jig.
The profiling jig can be made of bakelite or acrylic.
P3, high-speed processing was performed on the workpiece on the prototype jig obtained in P2, and sound holes were formed in the area of the workpiece where the sound holes were formed:
the high-speed processing is finished by adopting a special six-shaft high-speed perforating machine.
The depth of the sound outlet hole can be 1.2 mm-2.5 mm. The diameter of the sound outlet hole can be formed as
0.4mm～1.5mm。
The thickness of the protective adhesive tape along the profiling direction of the sound outlet hole is 0.1 mm-0.3 mm.
According to the CNC sound outlet processing method, profiling processing is conducted on the area of the workpiece where the sound outlet is formed, the auxiliary protective adhesive tape is attached to the position where the sound outlet is formed, a special drilling and milling cutter is selected, and the auxiliary high-speed sound outlet processing method is combined with the auxiliary protective adhesive tape, so that the burrs are few when the sound outlet is formed compared with the traditional processing method, flanging is avoided, and the processing efficiency is high.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (1)
1. A high-speed processing method for a sound outlet hole of a mobile phone shell is characterized by comprising the following steps:
providing a workpiece to be processed;
the lower surface of the workpiece in the sound hole forming area is made into a profiling jig by using an auxiliary material, the profiling jig is matched with the sound hole in shape, and the profiling jig is used for supporting the workpiece when a special drilling and milling cutter downwards drills the sound hole, so that the bottom of the hole is prevented from rolling up to the periphery, and the hole deformation caused by the loosening of the workpiece is avoided;
sticking a protective adhesive tape on the lower surface of the workpiece where the sound outlet is formed or the upper surface of the profiling jig, and processing the workpiece at a high speed through a six-axis high-speed perforating machine to form a horn-hole-shaped sound outlet;
the workpiece is a middle frame or a rear shell of the mobile terminal equipment;
the depth of the sound outlet hole is 0.6 mm-2.0 mm;
the auxiliary material is PET, PVC, PMMA, PC, acrylic, nylon or ABS.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811088722.1A CN109015035B (en) | 2018-09-18 | 2018-09-18 | High-speed processing method for sound outlet hole of mobile phone shell |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811088722.1A CN109015035B (en) | 2018-09-18 | 2018-09-18 | High-speed processing method for sound outlet hole of mobile phone shell |
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| Publication Number | Publication Date |
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| CN109015035A CN109015035A (en) | 2018-12-18 |
| CN109015035B true CN109015035B (en) | 2021-04-09 |
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| CN107553178A (en) * | 2017-08-25 | 2018-01-09 | 广东长盈精密技术有限公司 | Fixture and positioning and processing method |
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| WO2002093881A2 (en) * | 2001-05-14 | 2002-11-21 | Innovision Research & Technology Plc | Portable communication devices |
| CN102448249B (en) * | 2010-10-15 | 2014-04-09 | 富葵精密组件(深圳)有限公司 | Method for manufacturing double-sided circuit board |
| TWI464838B (en) * | 2011-11-30 | 2014-12-11 | Au Optronics Corp | Method of manufacturing a touch panel |
| CN106714065A (en) * | 2015-07-28 | 2017-05-24 | 苏州井利电子股份有限公司 | Vibration-sand-based horn text fixture |
| CN105328470B (en) * | 2015-10-30 | 2018-07-27 | 广东长盈精密技术有限公司 | Clamp apparatus |
| CN205184293U (en) * | 2015-11-03 | 2016-04-27 | 广东长盈精密技术有限公司 | CNC bellmouth orifice system of processing |
| CN205183833U (en) * | 2015-11-06 | 2016-04-27 | 郑鲁平 | Six full -automatic number of axles accuse puncher |
| CN205469996U (en) * | 2016-01-15 | 2016-08-17 | 江西麦克斯韦自动化设备有限公司 | Punching and film winding machine |
| CN106041676B (en) * | 2016-07-19 | 2018-10-23 | 兴科电子科技有限公司 | Automatic polishing assembly line for mobile phone shells |
| CN206316896U (en) * | 2016-12-27 | 2017-07-11 | 东莞市誉山自动化科技有限公司 | A kind of mobile phone shell grinding equipment |
| CN206782144U (en) * | 2017-01-20 | 2017-12-22 | 昆山威斯泰电子技术有限公司 | Precision positioning connects version steel disc |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105312917A (en) * | 2015-11-03 | 2016-02-10 | 广东长盈精密技术有限公司 | Computer numerical control (CNC) horn-shaped hole machining process and CNC horn-shaped hole machining system |
| CN107553178A (en) * | 2017-08-25 | 2018-01-09 | 广东长盈精密技术有限公司 | Fixture and positioning and processing method |
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