<th id="m71en"><track id="m71en"></track></th>
<em id="m71en"></em>

  • <dd id="m71en"></dd><dd id="m71en"><noscript id="m71en"></noscript></dd>
  • <legend id="m71en"><pre id="m71en"></pre></legend>
    1. <dd id="m71en"><noscript id="m71en"></noscript></dd><progress id="m71en"><track id="m71en"></track></progress>
    2. <th id="m71en"><pre id="m71en"></pre></th>
      <em id="m71en"></em>

      歡迎來到深圳市杰陽精密五金有限公司官方網站!

      他們都在搜:深圳合頁廠家不銹鋼鉸鏈彈簧螺釘機柜把手

      99%準時發貨
      當前位置首頁 » 新聞資訊 » 新聞資訊 » 杰陽動態 » 華為客戶阻尼轉軸技術規范書

      華為客戶阻尼轉軸技術規范書

      返回列表 來源:杰陽五金 瀏覽:- 發布日期:2018-11-24 12:14:00【

            DKBA0.480. 2156

      整機定制件技術要求

      DKBA0.480.2156  REV.C

       

       

      射頻模塊阻尼鉸鏈技術要求

       

       

       HW_POS_RGB_Vertical

       

       

       

       

       

       

       

       

       

       

       

       

       

      2015  6  1 日發布              2015 6 15 日實施

       

           華為技術有限公司

      Huawei Technologies Co., Ltd.

       

      版權所有  侵權必究

      All rights reserved

      修訂記錄

      規范號

      版本號

      主要起草部門專家

      主要評審部門專家

      修訂情況

      DKBA0.480.2156

      A

      射頻開發部:

      付勇00164098

       

      整機工程部:

      馬圓明00106286,

      肖學鵬00149620

       

      潘建軍00118387

      周偉00123276

      鄭玲00119690

      楊曦晨00152131

      李俊周00123308

      孟耐爾00120639

      魏華00102167

      范國良66983

      董創51966

      彭永輝64147

      劉鄂成00110726

      彭軍67718

      新發布

      DKBA0.480.2156 

      B

      整機工程部:

      吳慶昊00128978

      鐘巧靈00227785

      整機平臺:

      王成龍123282、

      肖春秀53994、

      汪磊205757

      CCB成員:

      錢國輝00222772、

      劉鄂成00275861、

      工藝專家:

      潘建軍00118387

      射頻結構:

      龐禮67071

      SQE

      肖本富215410

      CEG

      王玉石210576

       

      1、增加應用原則說明;

      2、刷新規格書模板。

      DKBA0.480.2156 

      C

      整機工程部:

      代彥民00132602

      凌于藍00289059

      王成龍

      00123282

      楊華

      00301592

      楊云桂

      00124581

      劉鄂成

      00275861

      潘建軍

      00118387

      楊成林

       0064592

      鄭玲

      00119690

      龐禮

      00266915

      王劍偉

      0067450

      楊寰喁

      00209073

      尚志偉

      00112844

      岳屹華

      00177766

      蔣進

      00164845

      羅端斌

      00115532

      郭繼榮

      00210729

      王玉石

      00210576

       

      1、新增阻尼鉸鏈規格;

      2、刷新規格書模板。

       


       

      目錄

      1 目的和適用范圍... 5

      1.1 目的... 5

      1.2 適用范圍... 5

      2 引用的相關標準... 5

      3 項目編碼與建模命名... 5

      3.1 項目編碼... 5

      3.2 建模命名... 6

      4 功能描述... 6

      5 要求... 6

      5.1 阻尼鉸鏈規格表... 6

      5.2 基本性能及檢驗要求... 7

      5.4 結構要求... 11

      5.5 環保要求... 13

      6 材料... 13

      7 來料及檢驗規則... 15

      8 說明... 15

      9 附錄... 16

      9.1 附錄A.. 16

      9.2 附錄B.. 16

      9.3 附錄C.. 17

       


      1 目的和適用范圍

      1.1 目的

      結構定制件技術要求是描述華為技術有限公司結構定制件的受控性文件,其作用為:

      l  供應廠商進行產品設計、生產和檢驗的依據。

      l  品質部門驗貨、退貨的依據。

      l  物料部門進行采購的依據。

      l  對供應廠商產品質量進行技術認證的依據。

      l  結構設計部門選用結構定制件的依據。

      1.2 適用范圍

      本技術要求適用于射頻模塊維護腔阻尼絞鏈的選型、采購與檢驗。

      2 引用的相關標準

      下列文件中的條款通過本規范的引用而成為本規范的條款。凡是注日期的引用文件,其隨后所有的修改單(不包括勘誤的內容)或修訂版均不適用于本規范,然而,鼓勵根據本規范達成協議的各方研究是否可使用這些文件的最新版本。凡是不注日期的引用文件,其最新版本適用于本規范。

      序號

      文件編號

      文件名稱

      等效標準

      1

      DKBA0.400.0021

      《產品表面外觀缺陷限定標準》

       

      2

      ISO 2409

      《涂料和清漆_交叉切割試驗》

       

      3

      ASTM B117

      《鹽噴(霧)裝置標準操作方法》

       

      4

      GB/T 10125

      《造氣氛腐蝕試驗  鹽霧試驗》

       

      5

      GB/T 1732

      《漆膜耐沖擊測定法》

       

      6

      GB/T6739

      《涂膜硬度鉛筆測定法》

       

      7

      GB/T2423.4

      《交變濕熱試驗方法》

       

      8

      DKBA 2332

      《采購物料環保認證指南》

       

      9

      DKBA0.120.0019

      《螺紋緊固工藝規范》

       

      10

      DKBA4095

      《射頻模塊測試規范》

       

      3 項目編碼與建模命名

      3.1 項目編碼

       

       

      3.2 建模命名

      DKBA04802156_L54.ASM

      DKBA04802156_L74.ASM

      DKBA04802156_L45.ASM

      DKBA04802156.ASM

      4 功能描述

      實現射頻模塊維護腔蓋板阻尼轉動,其阻尼力矩大小和可靠性滿足設計要求。

      5 要求

      5.1 阻尼鉸鏈規格表

      阻尼鉸鏈外形及規格表如下:

      1阻尼鉸鏈規格表

      類型

      轉軸

      長度

      示意圖

      推薦覆蓋維護腔寬度L(mm)

      圖號

       

       

      規格1

       

       

      54mm

       

       

      60mmL80mm

       

       

       

      DKBA04802156_L54.ASM

       

       

       

      規格2

       

       

      74mm

       

       

       

      80mmL110mm

       

       

      DKBA04802156_L74.ASM

       

       

      規格3

       

       

      45mm

       

       

      110mmL300mm(使用兩個鉸鏈)

       

       

       

      DKBA04802156_L45.ASM

       

       

      規格4

       

       

      83.4mm

       

       

       

      80mmL120mm

       

       

       

      DKBA04802156.ASM

       

       

       

       

       

       

       

      5.2 基本性能及檢驗要求

      5.2.1規格1基本性能及檢驗要求

      要求

      檢測方法

      合格指標要求

      測試頻度說明

      外觀

      目視檢查,日光燈為D65, 距離為30cm,視角為45°,時間為10±5秒。其余要求參照DKBA0.400.0021

      鉸鏈表面無明顯凹坑、刮花、毛刺等外觀不良;

      批次全檢

      支架和轉軸不銹鋼鈍化加噴漆(G130),顏色:NC銀灰(YB039

       

      批次全檢

      機械性能

      旋轉阻尼力矩

      通過測試工裝固定鉸鏈支架,旋轉阻尼鉸鏈轉軸,鉸鏈可實現0360°開合

      轉軸阻尼力矩:2.0±0.2 N.m

       

      批次全檢

      側推力

      阻尼鉸鏈與測試工裝安裝固定后,分別從蓋板左右兩側的最遠端210mm處施加160N的推拉力(附錄B圖中F1,F2所示),施力后保持5秒。

      鉸鏈無破損,焊接位置滿焊無破裂,永久性變形不超過0.5mm

       

       

       

      批次抽檢

      限位最大破壞力

      固定阻尼鉸鏈支架,采用測試工裝,在距轉軸中心210 mm處位置施加160N推力(附錄B圖中F3所示),施力后保持5秒。

      復位后,不得失效,焊縫無開裂,開合功能正常

       

      批次抽檢

       

      表面質量要求

      單個零件按GB/T2423.4進行30天恒定鹽霧試驗

      1、樣品不應出現紅色銹跡和白色粉末,不應有不同形式的腐蝕例如應力腐蝕、裂紋、斑點或是大量的劃痕

      2、 非金屬樣口與材料不應出現老化等現象

       

      首樣認證

      鉸鏈組件按GB/T2423.4進行30天恒定鹽霧試驗

       

      首樣認證

      油漆層按DKBA4095測試規范涂層附著力測試標準測試

      不得出現任何油漆層脫落現象

       

      首樣認證

      可靠性

      使用壽命

      對阻尼鉸鏈進行連續200次開合耐久測試,測試速率810/分鐘

      試驗后,阻尼絞鏈功能無異常,無明顯粉屑出現,阻尼力矩變化小于±20%

       

      批次抽檢

      鹽霧測試后力學性能

      GB/T2423.4進行30天恒定鹽霧試驗

      實驗后,阻尼力矩變化小于±20%

       

      首樣認證

      粉塵測試

      IP5X標準測試

      試驗后阻尼鉸鏈功能無異常,阻尼力矩變化小于±20%

       

      首樣認證

      跌落測試

      整機裝配后,帶包裝跌落,按華為跌落測試標準操作;零件認證不做此項測試

      阻尼力矩變化小于±20%;

      無自然松動及松動隱患

       

      首樣認證

      5.2.2規格2基本性能及檢驗要求

      要求

      檢測方法

      合格指標要求

      測試頻度說明

      外觀

      目視檢查,日光燈為D65, 距離為30cm,視角為45°,時間為10±5秒。其余要求參照DKBA0.400.0021

      鉸鏈表面無明顯凹坑、刮花、毛刺等外觀不良;

      批次全檢

      支架和轉軸不銹鋼鈍化加噴漆(G130),顏色:NC銀灰(YB039

       

      批次全檢

      機械性能

      旋轉阻尼

      力矩

      通過測試工裝固定鉸鏈支架,旋轉阻尼鉸鏈轉軸,鉸鏈可實現0360°開合

      轉軸阻尼力矩:2.2±0.2 N.m

       

      批次全檢

      側推力

      阻尼鉸鏈與測試工裝安裝固定后,分別從蓋板左右兩側的最遠端210mm處施加160N的推拉力(附錄B圖中F1,F2所示),施力后保持5秒。

      鉸鏈無破損,焊接位置滿焊無破裂,永久性變形不超過0.5mm

       

       

       

      批次抽檢

      限位最大破壞力

      固定阻尼鉸鏈支架,采用測試工裝,在距轉軸中心210 mm處位置施加160N推力(附錄B圖中F3所示),施力后保持5秒。

      復位后,不得失效,焊縫無開裂,開合功能正常

       

      批次抽檢

       

      表面質量要求

      單個零件按GB/T2423.4進行30天恒定鹽霧試驗

      1、樣品不應出現紅色銹跡和白色粉末,不應有不同形式的腐蝕例如應力腐蝕、裂紋、斑點或是大量的劃痕

      2、 非金屬樣口與材料不應出現老化等現象

       

      首樣認證

      鉸鏈組件按GB/T2423.4進行30天恒定鹽霧試驗

       

      首樣認證

      油漆層按DKBA4095測試規范涂層附著力測試標準測試

      不得出現任何油漆層脫落現象

       

      首樣認證

      可靠性

      使用壽命

      對阻尼鉸鏈進行連續200次開合耐久測試,測試速率810/分鐘

      試驗后,阻尼絞鏈功能無異常,無明顯粉屑出現,阻尼力矩變化小于±20%

       

      批次抽檢

      鹽霧測試后力學性能

      GB/T2423.4進行30天恒定鹽霧試驗

      實驗后,阻尼力矩變化小于±20%

       

      首樣認證

      粉塵測試

      IP5X標準測試

      試驗后阻尼鉸鏈功能無異常,阻尼力矩變化小于±20%

       

      首樣認證

      跌落測試

      整機裝配后,帶包裝跌落,按華為跌落測試標準操作;零件認證不做此項測試

      阻尼力矩變化小于±20%;

      無自然松動及松動隱患

       

      首樣認證

       

       

      5.2.3規格3基本性能及檢驗要求

      要求

      檢測方法

      合格指標要求

      測試頻度說明

      外觀

      目視檢查,日光燈為D65, 距離為30cm,視角為45°,時間為10±5秒。其余要求參照DKBA0.400.0021

      鉸鏈表面無明顯凹坑、刮花、毛刺等外觀不良;

      批次全檢

      支架和轉軸不銹鋼鈍化加噴漆(G130),顏色:NC銀灰(YB039

       

      批次全檢

      機械性能

      旋轉阻尼

      力矩

      通過測試工裝固定鉸鏈支架,旋轉阻尼鉸鏈轉軸,鉸鏈可實現0360°開合

      轉軸阻尼力矩:1.5±0.2 N.m

       

      批次全檢

      側推力

      阻尼鉸鏈與測試工裝安裝固定后,分別從蓋板左右兩側的最遠端161.5mm處施加160N的推拉力(附錄B圖中F1,F2所示),施力后保持5秒。

      鉸鏈無破損,焊接位置滿焊無破裂,永久性變形不超過0.5mm

       

       

      批次抽檢

      限位最大破壞力

      固定阻尼鉸鏈支架,采用測試工裝,在距轉軸中心161.5 mm處位置,施加160N推力(附錄B圖中F3所示),施力后保持5秒。

      復位后,不得失效,焊縫無開裂,開合功能正常

       

      批次抽檢

       

      表面質量要求

      單個零件按GB/T2423.4進行30天恒定鹽霧試驗

      1、樣品不應出現紅色銹跡和白色粉末,不應有不同形式的腐蝕例如應力腐蝕、裂紋、斑點或是大量的劃痕

      2、 非金屬樣口與材料不應出現老化等現象

       

      首樣認證

      鉸鏈組件按GB/T2423.4進行30天恒定鹽霧試驗

       

      首樣認證

      油漆層按DKBA4095測試規范涂層附著力測試標準測試

      不得出現任何油漆層脫落現象

       

      首樣認證

      可靠性

      使用壽命

      對阻尼鉸鏈進行連續200次開合耐久測試,測試速率810/分鐘

      試驗后,阻尼絞鏈功能無異常,無明顯粉屑出現,阻尼力矩變化小于±20%

       

      批次抽檢

      鹽霧測試后力學性能

      GB/T2423.4進行30天恒定鹽霧試驗

      實驗后,阻尼力矩變化小于±20%

       

      首樣認證

      粉塵測試

      IP5X標準測試

      試驗后阻尼鉸鏈功能無異常,阻尼力矩變化小于±20%

       

      首樣認證

      跌落測試

      整機裝配后,帶包裝跌落,按華為跌落測試標準操作;零件認證不做此項測試

      阻尼力矩變化小于±20%;

      無自然松動及松動隱患

       

      首樣認證

       

       

      5.2.4規格4基本性能及檢驗要求

      要求

      檢測方法

      合格指標要求

      外觀

      目視檢查,日光燈為D65, 距離為30cm,視角為45°,時間為10±5秒。其余要求參照DKBA0.400.0021

      鉸鏈表面無明顯凹坑、刮花、毛刺等外觀不良;

      硅膠套外觀顏色為材料本色,表面無破損、無明顯扯膠線

      支架和轉軸局部噴漆,噴漆顏色:G130,NC銀灰

      保護帽與支架之間的采用激光焊接,

      60°三點均分,焊接點平滑、光整,保護帽與支架裝配縫隙小于0.1mm

      機械性能

      旋轉阻尼力矩

      通過測試工裝固定鉸鏈支架,旋轉阻尼鉸鏈轉軸,實現0105°開合

      轉軸阻尼力矩:2.2±0.2 N.m

      側推力

      阻尼鉸鏈與測試蓋板安裝固定后,分別從蓋板左右兩側的最前端185mm施加249N的推拉力(附錄B圖中F1,F2所示),施力后保持5秒。

      鉸鏈無破損,永久性變形不超過0.5mm

      單側旋轉阻尼力矩

      固定單側鉸鏈支架,旋轉鉸鏈轉軸,測試單側阻尼力矩大小

      兩單側阻尼力矩相差不超過0.25N.m

      限位最大破壞力

      固定阻尼鉸鏈支架,采用測試工裝,在距轉軸中心185mm位置,施加249N推力(附錄B圖中F3所示),施力后保持5秒。

      復位后,鉸鏈限位不得失效,0105°開合功能正常

      表面質量要求

      表面質量要求

      單個零件按GB/T2423.4進行30天恒定鹽霧試驗

      1、樣品不應出現紅色銹跡和白色粉末,不應有不同形式的腐蝕例如應力腐蝕、裂紋、斑點或是大量的劃痕

      2、 非金屬樣口與材料不應出現老化等現象

      鉸鏈組件按GB/T2423.4進行10天交變鹽霧試驗

      油漆層按華為射頻模塊涂層附著力測試標準測試

      不得出現任何噴粉層脫落現象

      可靠性

      使用壽命

      對阻尼鉸鏈進行連續200次開合耐久測試,測試速率810/分鐘

      試驗后,阻尼絞鏈功能無異常,無明顯粉屑出現,阻尼力矩變化小于±20%

      鹽霧測試后力學性能

      GB/T2423.4進行10天交變鹽霧試驗

      實驗后,阻尼力矩變化小于±20%

      粉塵測試

      IP5X標準測試

      試驗后阻尼鉸鏈功能無異常,阻尼力矩變化小于±20%

      跌落測試

      整機裝配后,帶包裝跌落,按華為跌落測試標準操作;零件認證不做此項測試

      阻尼力矩變化小于±20%;

      無自然松動及松動隱患

      阻燃等級

      非金屬部件按UL94測試阻燃等級

      HB標準

      5.4 結構要求

      關鍵結構尺寸見圖1-4所示;

      1  規格1結構尺寸圖

      2  規格2結構尺寸圖

      3 規格3結構尺寸圖

       

      4 規格4結構尺寸圖

       

      5.5 環保要求

      滿足規范《DKBA 2332 華為采購物料環保規范》要求。

      6 材料

      規格1,2,3的鈑金件建議采用奧氏體不銹鋼(304牌號),軸建議采用奧氏體不銹鋼(316牌號);

      規格4阻尼鉸鏈主要零件示意圖如附錄A 5所示,其材料、工藝要求如下表2

       

      2 規格4材料信息表

      爆炸圖 零件序號

      名稱

      材質

      用量

      表面處理

      備注

      1

      旋轉軸

      奧氏體不銹鋼

      1

      鈍化+噴漆(局部保護見圖6

       

      2

      硅膠套

      硅膠

      2

      本色

      邵氏硬度60

      3

      轉軸支架

      奧氏體不銹鋼

      2

      鈍化+噴漆 (局部保護見圖6

       

      4

      螺母

      奧氏體不銹鋼

      2

      鈍化

      裝配后不得松動

      5

      限位平墊

      奧氏體不銹鋼

      2

      鈍化

       

      6

      限位卡片

      奧氏體不銹鋼

      2

      鈍化

       

      7

      彈性墊片

      奧氏體不銹鋼

      2

      鈍化

       

      8

      保護帽

      奧氏體不銹鋼

      2

      鈍化

       

      5 結構爆炸圖

      7 來料及檢驗規則

      鉸鏈轉軸來料位置

      鉸鏈

      轉軸位置示意圖

      描述

       規格1

      鉸鏈旋轉軸中間平板部分垂直于鈑金件底部;旋轉軸沉頭孔側朝向箭頭所示方向

       規格2

      鉸鏈旋轉軸中間平板部分垂直于鈑金件底部;旋轉軸沉頭孔側朝向箭頭所示方向

                規格3

      鉸鏈旋轉軸中間平板部分平行于鈑金件螺釘安裝面

       規格4

       

      鉸鏈旋轉軸中間平板部分平行于鈑金件螺釘安裝面

       檢驗規則

      5.2中外觀要求一級供應商全檢;5.2中機械性能側推力要求、限位最大破壞力要求一級供應商抽檢。

      5.2旋轉阻尼力矩要求二級供應商生產全檢并提供檢測報告,一級供應商抽檢; 5.2中可靠性要求阻尼鉸鏈使用壽命要求一級供應商生產抽檢。

      本檢驗規則適用于華為公司來料檢驗,其檢驗應符合華為技術有限公司質量部門的規定。

      8 說明

      1、本技術要求的解釋權歸華為技術有限公司整機工程部。

      2、供求雙方有技術上的分歧時,以本技術要求作為仲裁。

      9 附錄

      9.1 附錄A

       

      6 噴涂區域示意圖

      9.2 附錄B

      F3

       


      F2

       


      F1

       

      7側推力(F1,F2)及限位破壞力(F3)測試示意圖

      9.3 附錄C

      阻尼力矩計算方法

      鉸鏈阻尼力矩 T=K(Tg+Tw (K為安全系數;Tg為克服重力力矩;Tw為克服風阻力矩)

      Tg=GL=mgL=0.44X10X0.1=0.44N.m(G為維護腔蓋重量;L為維護腔重心與阻尼鉸鏈軸心間距離)

      Tw=0.65AV2L  A為維護腔蓋上表面積;V6級風速)

      T= K(Tg+Tw=K[0.44X10X0.105+0.65*(0.21*0.07)*13.82 *0.105]=0.68K(N.m)

      K=2時;Tmin=1.36N.m;

      3 風速信息表

      級別

      名稱

      風速

      浪高

      /

      公里/

      海里/

      0

      靜風

      00.2

      1

      1

      -

      1

      軟風

      0.31.5

      15

      13

      0.1

      2

      輕風

      0.63.3

      611

      46

      0.2

      3

      微風

      3.45.4

      219

      710

      0.6

      4

      和風

      5.57.9

      2028

      1116

      1.0

      5

      清勁風

      8.010.7

      938

      1721

      2.0

      6

      強風

      10.813.8

      3949

      2227

      3.0

      7

      疾風

      13.917.1

      5061

      2833

      4.0

      8

      大風

      17.220.7

      6274

      3440

      5.0

      9

      烈風

      20.824.4

      7588

      4147

      7.0

      10

      狂風

      24.528.4

      89102

      4855

      0

      11

      暴風

      28.532.6

      03117

      663

      11.5

      12

      颶風

      32.7

      118

      64

      14.0

                                              


       

      Technical Specification of Huawei Technologies Co., Ltd

      DKBA0.480.2156 REV.B

       

       

      Technical Requirements for Damp Hinges in the RF Module Maintenance Cavity

      射頻模塊阻尼鉸鏈技術要求

       

       

       

      HW_POS_RGB_Vertical

       

       

       

       

       

       

       

       

       

       

      Released on JUNE 1 2015                  Implemented on JUNE 15, 2015

       

      Huawei Technologies Co., Ltd.

      All Rights Reserved.

       

      Change History

      This specification is prepared and interpreted by the MPE System Development Dept.

      l   Specifications or documents related to this specification:

      l   Conformance with related international specifications or documents:

      l   This document replaces:

      l   Relations with other specifications or documents:

       

      Version

      Prepared by

      Reviewed by

      Description

      DKBA0.480.2156

      RF R&D Dept.:

      Fu Yong (employee ID: 00164098)

       

      MPE System Dept.:

      Ma Yuanming (employee ID: 00106286)

      Xiao Xuepeng (employee ID: 00149620)

       

      Pan Jianjun (employee ID: 00118387)

      Zhou Wei (employee ID: 00123276)

      Zheng Ling (employee ID: 00119690)

      Yang Xichen (employee ID: 00152131)

      Li Junzhou (employee ID: 00123308)

      Meng Naier (employee ID: 00120639)

      Wei Hua (employee ID: 00102167)

      Fan Guoliang (employee ID: 66983)

      Dong Chuang (employee ID: 51966)

      Peng Yonghui (employee ID: 64147)

      Liu Echeng (employee ID: 00110726)

      Peng Jun (employee ID: 67718)

      It is the first release.

      DKBDKBA0.480.2156 VB

      MPE System Dept.

      Wu Qinghao (employee ID: 00128978)

      Zhong Qiaoling (employee ID:00227785)

      MPE Dept:

      Wang Chenglong (employee ID: 123282), Xiao Chunxiu (employee ID: 53994),

      Wang Lei (employee ID: 205757)

      CCB members:

      Qian Guohui (employee ID: 00222772)

      and Liu Echeng (employee ID: 00275861)

      Technical experts:

      Pan Jianjun (employee ID: 00118387)

      RF structure:

      Pang Li (employee ID: 266915),

      Wang Chenglong (employee ID: 123282),

      SQE:

      Xiao Benfu (employee ID: 215410)

      CEG:

      Wang Yushi (employee ID: 210576)

      1、  Add Application principle;

      2、  Update document template

      DKBA0.480.2156 VC

      MPE System Dept.

      Dai Yanmin(employee ID: 00128978)

      Ling Yulan(employee ID:00227785)

      Wang Chenglong 00123282,

      YangHua

      00301592,

      Yang Yungui 00124581

      Liu Echeng

      00275861

      Pan Jianjun  00118387

      Yang Chenglin 00325479,

      Zheng Ling

      00119690

      PangLi

      00266915

      Yang Huanyong 00209073

      Shang Zhiwei 00112844,

      Luoduanbin

      00115532

      WangJianwei  0067450

      JiangJin

      00164845

      Yue Yihua

      00177766

      Guo Jirong

      00210729

      Wang Yushi 00210576

       

      1 、Add Application principle;

      2、Add  damp Hinges


      Contents

      Application Scope. 9-1

      Documents for Reference. 9-1

      Specification number: 9-2

      Generic Requirements. 9-2

      Batch Production Quality Requirements. 9-3

      Structural Requirements. 9-7

      Requirement of environmental protection. 9-10

      Material and Process Requirements. 9-10

      Inspection Rules. 9-11

      Quality Requirement Description. 9-12

      Appendixes. 9-13

      Appendix A.. 9-13

      Appendix B.. 9-13

      Appendix C.. 9-14



      Technical Requirements for Damp Hinges in the RF Module Maintenance Cavity

      Application Scope

      This document is a controlled document that describes the technical requirements for the original equipment manufacturer (OEM) mechanical parts of Huawei. It provides guidelines for:

      l   Product design, production, and verification of the vendor

      l   Product inspection and product return by the Quality Department

      l   Product procurement by the Material Department

      l   Technical certification for the product quality of the vendor

      l   Selection of the mechanical OEM parts for the Structure and Design Department

      Introduction

      This document describes the key materials, dimensions, component surface processing, and component reliability requirements of the damp hinge in the RF module maintenance cavity.

      Keywords

      Damp torque

      Documents for Reference

      The following documents contain the provisions which, through reference in this document, constitute provisions of this document. All subsequent changes (excluding the contents of errata) or a revised edition of any reference document marked with a date are not applicable to this document. For undated documents, only their latest versions are applicable to this specification.

      No.

      Document Code

      File Name

      1

      DKBA0.400.0021

      Cosmetic Standard for Product Surface

      2

      ISO 2409

      Paint and Varnish Cross Cutting Testing

      3

      ASTM B117

      Standard Practice for Operating Salt Spray (Fog) Apparatus

      4

      GB/T 10125

      Corrosion tests in artificial atmospheres—Salt spray tests

      5

      GB/T 1732

      Paint Film Shock Resistance Testing

      6

      GB/T6739

      Costing-Film Pencil Hardness Testing

      7

      GB/T2423.4

      Damp Heat Cyclic Testing Method

      8

      DKBA 2332

      Environmental Specifications of Huawei Purchased Materials

      9

      DKBA0.120.0019

      Screw Thread Fastening Industrial Engineering Specifications

      10

      DKBA4095

      RF Module Testing Specification

      Part Number

      No part number is provided.

      Specification number:

      DKBA04802156_L54.ASM

      DKBA04802156_L74.ASM

      DKBA04802156_L45.ASM

      DKBA04802156.ASM

      Generic Requirements

      Implement damp rotation on the module maintenance cavity cover, and ensure that the damp torque and reliability meets the design requirements.

      Table 1 of damp torque types

      No.

      width

      picture

      Meeting maintenance cavity width L(mm)

      MODEL number

       

       

      type1

       

       

      54mm

       

       

      60mmL80mm

       

       

       

      DKBA04802156_L54.ASM

       

       

       

      type2

       

       

      74mm

       

       

       

      80mmL110mm

       

       

      DKBA04802156_L74.ASM

       

       

      type3

       

       

      45mm

       

       

      110mmL300mm

      two hinges

       

       

       

      DKBA04802156_L45.ASM

       

       

      type4

       

       

      83.4mm

       

       

       

      80mmL120mm

       

       

       

      DKBA04802156

       

       

       

       

      Batch Production Quality Requirements

      Basic Performance and Check Requirements of type1

      Performance

      Test Standard or Method

      Requirement

      Frequency of Test

      Appearance

      Visual inspection, fluorescent lamp D65, distance of 300 mm (11.81 in.), angle 45°, period 10±5s For other requirements, see the DKBA0.400.0021.

      The surface is free from pilot holes, scratches, or burrs.

      Total inspection

      The surface treatment of support and rotation axis are passivation and paint G130,color YB039

       

      Total  inspection

      Mechanical Properties

      Rotation damp torque

      Secure the hinge support using the test tools. Rotate the damp hinge axis with the turning angel range 0° to 360°.

      Rotation axis damp torque: 2.0±0.2N.m (17.7±1.77 lbf.in.)

       

      Total  inspection

      Side thrust

      After securing the damp hinge and the test cover, exert the force see F1,F2 in appendix Bof 160 N (36lbf) from the front end 210mm(8.27 in.). of either side of the cover and keep the force for 5 seconds.

      The hinge is not damaged,full welding is not

      ruptured and the permanent deformation is less than 0.5 mm (0.02 in.).

       

      Sampling inspection

      Maximum spacing destructive force

      After securing the damp hinge and the test cover, exert the force see F3 in appendix Bof 160 N (36lbf) from the front end 210mm(8.27 in.). of the cover and keep the force for 5 seconds.

      After the force is released, the hinge spacing does not fail, weld bead dose not cracked

       

       

      Sampling inspection

      Surface quality requirements

      Perform the steady salt spray test specified in GB/T2423.4 for 30 days on each component.

      No red rust or white powder is found on the surface of the sample, and no corrosion such as stress corrosion, crack, spot, or scratch is detected.

      2. Non-metal samples or materials do not deteriorate.

       

      First

      confirmation

      Perform the cyclic salt spray test specified in GB/T2423.4 for 30 days on hinge components.

       

      First

      confirmation

      Test the paint coating based on Huawei RF module coating adhesion force test standards.

      No coating fall-off occurs.

       

      First

      confirmation

      Reliability

      Service life

      Open and close each damp hinge 200 times at the frequency of 8 to 10 times per minute.

      Damp hinges work properly, no obvious power crumb is found, and the damp torque change is less than ±20%.

       

      Sampling inspection

      Mechanical properties after the salt spray test

      Perform the cyclic salt spray test specified in GB/T2423.4 for 30 days.

      The damp torque change is less than ±20%.

       

      First

      confirmation

      Dust inhalation test

      Test damp hinges by complying with the IP5X standard.

      Damp hinges work properly, and the damp torque change is less than ±20%.

       

      First

      confirmation

      Falling test

      Perform the falling test on the packaged entire system by complying with Huawei falling test standard. This test is not applicable to components.

      The damp torque change is less than ±20%.

      No loosen component or potential loosen risk is found.

       

      First

      confirmation

      Basic Performance and Check Requirements of type2

      Performance

      Test Standard or Method

      Requirement

      Frequency of Test

      Appearance

      Visual inspection, fluorescent lamp D65, distance of 300 mm (11.81 in.), angle 45°, period 10±5s For other requirements, see the DKBA0.400.0021.

      The surface is free from pilot holes, scratches, or burrs.

      Total  inspection

      The surface treatment of support and rotation axis are passivation and paint G130,color YB039

       

      Total  inspection

      Mechanical Properties

      Rotation damp torque

      Secure the hinge support using the test tools. Rotate the damp hinge axis with the turning angel range 0° to 360°.

      Rotation axis damp torque: 2.2±0.2N.m (19.47±1.77 lbf.in.)

       

      Total  inspection

      Side thrust

      After securing the damp hinge and the test cover, exert the forcesee F1,F2 in appendix B of 160 N (36lbf) from the front end 210mm(8.27 in.). of either side of the cover and keep the force for 5 seconds.

      The hinge is not damaged,  full welding is not

      ruptured and the permanent deformation is less than 0.5 mm (0.02 in.).

       

      Sampling inspection

      Maximum spacing destructive force

      After securing the damp hinge and the test cover, exert the forcesee F3 in appendix B of 160 N (36lbf) from the front end 210mm(8.27 in.). of the cover and keep the force for 5 seconds.

      After the force is released, the hinge spacing does not fail, weld bead dose not cracked

       

       

      Sampling inspection

      Surface quality requirements

      Perform the steady salt spray test specified in GB/T2423.4 for 30 days on each component.

      No red rust or white powder is found on the surface of the sample, and no corrosion such as stress corrosion, crack, spot, or scratch is detected.

      2. Non-metal samples or materials do not deteriorate.

       

      First

      confirmation

      Perform the cyclic salt spray test specified in GB/T2423.4 for 30 days on hinge components.

       

      First

      confirmation

      Test the paint coating based on Huawei RF module coating adhesion force test standards.

      No coating fall-off occurs.

       

      First

      confirmation

      Reliability

      Service life

      Open and close each damp hinge 200 times at the frequency of 8 to 10 times per minute.

      Damp hinges work properly, no obvious power crumb is found, and the damp torque change is less than ±20%.

       

      Sampling inspection

      Mechanical properties after the salt spray test

      Perform the cyclic salt spray test specified in GB/T2423.4 for 30 days.

      The damp torque change is less than ±20%.

       

      First

      confirmation

      Dust inhalation test

      Test damp hinges by complying with the IP5X standard.

      Damp hinges work properly, and the damp torque change is less than ±20%.

       

      First

      confirmation

      Falling test

      Perform the falling test on the packaged entire system by complying with Huawei falling test standard. This test is not applicable to components.

      The damp torque change is less than ±20%.

      No loosen component or potential loosen risk is found.

       

      First

      confirmation

      Basic Performance and Check Requirements of type3

      Performance

      Test Standard or Method

      Requirement

      Frequency of Test

      Appearance

      Visual inspection, fluorescent lamp D65, distance of 300 mm (11.81 in.), angle 45°, period 10±5s For other requirements, see the DKBA0.400.0021.

      The surface is free from pilot holes, scratches, or burrs.

      Total  inspection

      The surface treatment of support and rotation axis are passivation and paint G130,color YB039

       

      Total  inspection

      Mechanical Properties

      Rotation damp torque

      Secure the hinge support using the test tools. Rotate the damp hinge axis with the turning angel range 0° to 360°.

      Rotation axis damp torque: 1.5±0.2N.m (13.275±1.77 lbf.in.)

       

      Total  inspection

      Side thrust

      After securing the damp hinge and the test cover, exert the forcesee F1,F2 in appendix B of 160 N (36lbf) from the front end 161.5mm(6.36 in.). of either side of the cover and keep the force for 5 seconds.

      The hinge is not damaged,  full welding is not

      ruptured and the permanent deformation is less than 0.5 mm (0.02 in.).

       

      Sampling inspection

      Maximum spacing destructive force

      After securing the damp hinge and the test cover, exert the forcesee F3 in appendix B of 160 N (36lbf) from the front end 161.5mm(6.36 in.). of the cover and keep the force for 5 seconds.

      After the force is released, the hinge spacing does not fail, weld bead dose not cracked

       

       

      Sampling inspection

      Surface quality requirements

      Perform the steady salt spray test specified in GB/T2423.4 for 30 days on each component.

      No red rust or white powder is found on the surface of the sample, and no corrosion such as stress corrosion, crack, spot, or scratch is detected.

      2. Non-metal samples or materials do not deteriorate.

       

      First

      confirmation

      Perform the cyclic salt spray test specified in GB/T2423.4 for 30 days on hinge components.

       

      First

      confirmation

      Test the paint coating based on Huawei RF module coating adhesion force test standards.

      No coating fall-off occurs.

       

      First

      confirmation

      Reliability

      Service life

      Open and close each damp hinge 200 times at the frequency of 8 to 10 times per minute.

      Damp hinges work properly, no obvious power crumb is found, and the damp torque change is less than ±20%.

       

      Sampling inspection

      Mechanical properties after the salt spray test

      Perform the cyclic salt spray test specified in GB/T2423.4 for 30 days.

      The damp torque change is less than ±20%.

       

      First

      confirmation

      Dust inhalation test

      Test damp hinges by complying with the IP5X standard.

      Damp hinges work properly, and the damp torque change is less than ±20%.

       

      First

      confirmation

      Falling test

      Perform the falling test on the packaged entire system by complying with Huawei falling test standard. This test is not applicable to components.

      The damp torque change is less than ±20%.

      No loosen component or potential loosen risk is found.

       

      First

      confirmation

                                  Basic Performance and Check Requirements of type4

      Performance

      Test Standard or Method

      Requirement

      Appearance

      Visual inspection, fluorescent lamp D65, distance of 300 mm (11.81 in.), angle 45°, period 10±5s For other requirements, see the DKBA0.400.0021.

      The surface is free from pilot holes, scratches, or burrs.

      The color of the plastic shell is the true color of the materials. No damage is on the surface, and no torn rubber is found.

      The support and the rotation axis are paint with the color NC silver gray

      The protective cap and the support are soldered using laser.

      Three points are evenly located at the angle of 60°. The solder points are smooth. The gap between the protective caps and the support is less than 1 mm (0.04 in.).

      Mechanical Properties

      Rotation damp torque

      Secure the hinge support using the test tools. Rotate the damp hinge axis with the turning angel range 0° to 150°.

      Rotation axis damp torque: 2.2±0.2N.m (19.47±1.77 lbf.in.)

      Side thrust

      After securing the damp hinge and the test cover, exert the force see F1,F2 in appendix Bof 249 N (56.025 lbf) from the front end of either side of the cover and keep the force for 5 seconds.

      The hinge is not damaged, and the permanent deformation is less than 0.5 mm (0.02 in.).

      Rotation damp torque on either side

      Secure the hinge support on either side, and rotate the hinge axis to test the damp torque on the side.

      The difference of the damp torque on both sides is 0.2 5N.m (2.21 lbf.in.) or less.

      Maximum spacing destructive force

      Secure the damp hinge support. Use the test tools to exert the force see F3 in appendix Bof 249 N (56.025 lbf) at the position 185 mm (7.28 in.) away from the axis center, and keep the force 5 seconds.

      After the force is released, the hinge spacing does not fail,

       and the damp hinge axis can be rotated with the turning angel range 0° to 150°

      Surface quality requirements

      Surface quality requirements

      Perform the steady salt spray test specified in GB/T2423.4 for 30 days on each component.

      No red rust or white powder is found on the surface of the sample, and no corrosion such as stress corrosion, crack, spot, or scratch is detected.

      2. Non-metal samples or materials do not deteriorate.

       

       

      Perform the cyclic salt spray test specified in GB/T2423.4 for 10 days on hinge components.

       

      Test the paint coating based on Huawei RF module coating adhesion force test standards.

      No coating fall-off occurs.

      Reliability

      Service life

      Open and close each damp hinge 200 times at the frequency of 8 to 10 times per minute.

      Damp hinges work properly, no obvious power crumb is found, and the damp torque change is less than ±20%.

      Mechanical properties after the salt spray test

      Perform the cyclic salt spray test specified in GB/T2423.4 for 10 days.

      The damp torque change is less than ±20%.

      Dust inhalation test

      Test damp hinges by complying with the IP5X standard.

      Damp hinges work properly, and the damp torque change is less than ±20%.

      Falling test

      Perform the falling test on the packaged entire system by complying with Huawei falling test standard. This test is not applicable to components.

      The damp torque change is less than ±20%.

      No loosen component or potential loosen risk is found.

      Flame spread rating

      Test the flame spread rating of non-metal components by complying with the UL94 standard.

      The test results meet the requirements described in the HB standard.

      Structural Requirements

      Structure size see the picture below: