Mobile phone middle frame machining technology

A mobile phone middle frame and processing technology technology, applied in the field of mobile phones, can solve the problem that the distance between the face screen supporting step surface 15 and the middle plate 20 cannot be guaranteed within the dimensional tolerance range, the large dimensional error of the face screen supporting step face 15, and easy deformation, etc. question

Inactive Publication Date: 2019-03-08
GUANGDONG EVERWIN PRECISION TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the processing technology is to first remove the excess shape edge material of the outer frame, and then clamp the middle frame of the mobile phone on the CNC lathe to CNC process the high-gloss surface 12, the TP surface 13, the inner surface 14 and the screen support step surface 15, The removal of the outer edge material will make the strength of the frame 10 lower, and the frame 10 with low strength is easily deformed when the high-gloss surface 12, TP surface 13, inner surface 14 and surface screen support step surface 15 are processed by CNC, so it cannot be guaranteed. The dimensions of the high-gloss surface 12, TP surface 13, inner surface

Method used

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  • Mobile phone middle frame machining technology
  • Mobile phone middle frame machining technology
  • Mobile phone middle frame machining technology

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0047] see image 3 , is the flow chart of the mobile phone middle frame processing process in Embodiment 1 of the present invention, and the mobile phone middle frame processing process specifically includes the following steps:

[0048] S100 , providing a mobile phone middle frame to be processed, the mobile phone middle frame to be processed includes a square frame 10 and a middle plate 20 installed in the frame 10 .

[0049] S200 , machining the high-gloss surface 12 , the TP surface 13 , the inner surface 14 and the screen support step surface 15 on the frame 10 by CNC.

[0050] S300. Positioning the frame 10, the TP surface 13 is used as a positioning support surface, and milling off redundant shape trim of the frame 10.

[0051] By processing the high-gloss surface 12, TP surface 13, inner side surface 14 and face screen support step surface 15 on the frame 10 before the profile of the milling frame 10, the frame 10 can be used when the milling profile is clamped on th...

Embodiment 2

[0063] Figure 4 It is a flow chart of the mobile phone middle frame processing process in Embodiment 2 of the present invention. The differences between this embodiment and Embodiment 1 are:

[0064] Step S400 also includes, forming several drawbars on the UV adhesive layer with glue, so that the UV adhesive layer can be torn off from the frame 10 by pulling the drawbars in a later stage with less effort.

[0065] After S500, before S600, also include steps:

[0066] S501 , irradiating the UV adhesive layer with ultraviolet light until the debonding energy of the UV adhesive layer is reached.

[0067] Specifically, by irradiating the UV adhesive layer with ultraviolet light, the adhesion between the UV adhesive and the frame 10 can be reduced, and when the ungluing energy of the UV adhesive layer is reached, it is convenient for workers to tear off the UV adhesive layer from the frame 10 effortlessly.

Embodiment 3

[0069] Figure 5 It is a flow chart of the mobile phone middle frame processing process in Embodiment 3 of the present invention. The difference between this embodiment and Embodiment 2 is that the UV adhesive layer is irradiated with UV light until the UV adhesive layer loses its viscosity, instead of ultraviolet light irradiation. UV glue layer, until the step after the unbonding energy of the UV glue layer is reached.

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Abstract

The invention discloses a mobile phone middle frame machining technology. The mobile phone middle frame machining technology comprises the following steps that: a to-be-machined mobile phone middle frame is provided and comprises a frame and a middle plate; a specular face, a TP face, an inner side face and a face screen supporting step face are machined on the frame; the frame is positioned, theTP face serves as the positioning supporting face, and excess shape leftover materials of the frame are milled off; the outer peripheral face of the frame is machined through first-time anodizing, sothat the outer peripheral face of the frame is colored; and the outer peripheral face is machined through second-time anodizing, so that the specular face, the TP face, the inner side face and the face screen supporting step face are colored. According to the mobile phone middle frame machining technology, the specular face, the TP face, the inner side face and the face screen supporting step faceare machined on the frame before the shape of the frame is milled, and thus the TP face can serve as the supporting face when the shape of the frame is milled; the TP face is flat, the excess leftover materials of the frame are not removed, the strength is high, thus the frame is not prone to deformation when the excess shape leftover materials are milled off by a milling machine, and the sizes of the specular face, the TP face, the inner side face and the face screen supporting step face are ensured.

Description

technical field [0001] The invention relates to the field of mobile phones, in particular to a process for processing a middle frame of a mobile phone. Background technique [0002] Mobile phones have now become an indispensable communication tool for people. People have higher and higher requirements for mobile phones. They are not just electronic devices for communication purposes, but integrated functions such as music, video, photography, and Internet access. Multimedia phone. With the continuous development of the mobile phone industry, the performance of mobile phones is becoming more and more powerful, especially the resolution and size of processors and screens are constantly improving. [0003] The middle frame of the mobile phone is an important part of the mobile phone, and the middle frame of the mobile phone includes a square frame 10 and a middle plate 20 installed in the frame 10 . Please also refer to figure 1 with figure 2 , figure 1 It is a structural...

Claims

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Application Information

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IPC IPC(8): B23P15/00
Inventor 谭升刚杜秋文余武新
Owner GUANGDONG EVERWIN PRECISION TECH
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