家家通 | 所有行業 | 所有企業                                          加入家家通,生意很輕松! ·免費注冊 ·登陸家家通 ·設為首頁
關于我們
關于我們
今日加盟
今日加盟
會員中心
會員中心
 
當前位置: 首頁 » 供應產品 » 磨具/磨料/量具/量儀 » 塞規 »日本東方ORIENTAL減速電機AS98BS-N50

日本東方ORIENTAL減速電機AS98BS-N50

<%=cpname%>
產品價格: 888.00/人民幣 
最后更新: 2024-07-12 09:35:41
產品產地: 福建省
發貨地: 福建省 (發貨期:當天內發貨)
供應數量: 不限
有效期: 長期有效
最少起訂: 1
瀏覽次數: 18
詢價  試用會員產品
  • 公司基本資料信息
    • 廣州宏創機電設備安裝有限公司
    • 梁經理先生 經理
    • 會員[試用會員產品]
    • 郵件709511953@qq.com
    • 手機13726747041
    • 電話
    • 傳真
    • 地址廣州市增城區新塘鎮群星北路31號4棟首層110房
    • 進入商鋪
     
    產品詳細說明

    AS98BS-N50

    AS98BS-N50

    AS98BS-N50

    主要產品:日本東方馬達,韓國DKM減速電機,泰映TROY減速電機,韓國SPG小功率

    馬達,CPG晟邦減速電機 ...

    減速機技術資料:


    減速機出廠后,一般規定有200小時左右的磨合期(超過時間必須換油),這是減速機等機械使用初期的技術特點而規定的。磨合期是保證減速機正常運轉,降低故障率,延長其使用壽命的重要環節。橋星減速機公司技術人員給出了以下幾個注意事項:   (1)、磨合期注意事項   1.操作失誤多:由于對減速機,如擺線減速機的結構、性能的了解不夠(特別是新的操作者),容易因操作失誤引起故障,甚至引起機械事故和安全事故。   2.磨損速度快:由于新減速機零部件加工、裝配和調試等因素的影響,配合面接觸面積較小,而許用的扭距較大。減速機在運行過程中,零件表面的凹凸部分相互嵌合摩擦,磨落下來的金屬碎屑,又作為磨料,繼續參與摩擦,更加速了零件配合表面的磨損。因此,磨合期內容易造成零部件(特別是配合表面)的磨損,磨損速度過快。這時,如果超負荷運轉,則可能導致零部件的損壞,產生早期故障。   3.發生松動:新加工裝配的零部件,存在著幾何形狀和配合尺寸的偏差,在使用初期,由于受到沖擊、振動等交變負荷,以及受熱、變形等因素的影響,加上磨損過快等原因,容易使原來緊固的零部件產生松動。   4.潤滑不良:由于新裝配的零部件的配合間隙較小,并且由于裝配等原因,潤滑油(脂)不易在摩擦表面形成均勻的油膜,以阻止磨損。從而降低潤滑效能,造成機件的早期異常磨損。嚴重時會造成精密配合的摩擦表面劃傷或咬合現象,導致故障的發生。   5.發生滲漏現象:由于零件的松動、振動和減速機受熱的影響,減速機的密封面以及管接頭等處,會出現滲漏現象;部分鑄造等缺陷,在裝配調試時難以發現,但由于作業過程中的振動、沖擊作用,這種缺陷就被暴露出來,表現為漏(滲)油。因此,磨合期偶爾會出現滲漏現象。   (2)磨合期注意事項   1. 磨合期結束,應對機器進行強制保養,做好檢查和調整工作,同時注意油液的更換。   2. 在保持減速電機清潔,及時調整、緊固松動的零部件,以防因松動而加劇零部件的磨損或導致零部件丟失。   3. 合理選用潤滑油,特別是輸入功率大于11KW的減速電機須注中負載齒輪油。注意經常檢查潤滑油、液壓油、冷卻液、油位和品質,并注意檢查整機的密封性。檢查中發現油缺少過多,應分析原因。同時,應強化各潤滑點的潤滑,建議在磨合期內,每周都要對潤滑點加注潤滑脂(特殊要求除外)。立式帶油泵的減速機接電源時注意油泵旋轉方向,順時針旋轉為正確。   總之,減速機在磨合期內使用保養的要求,可歸納為:加強培訓、減輕負荷、注意檢查、強化潤滑。只要重視并按要求實施對減速機磨合期的保養與維護,就會減少早期故障的發生,延長使用壽命,提高生產效率,使減速機為您帶來更多收益。

    RELIANCE ELECTRIC 705330-31R USPP 70533031R

    Reliance Electric 1326AS-B420G-21, Used, 1326ASB420G21, Fast Shipping

    RELIANCE ELECTRIC 6SP401-011CTAN NSFP 6SP401011CTAN

    RELIANCE ELECTRIC 804.12.24BYS NSPP 8041224BYS

    RELIANCE ELECTRIC 352066-CA NSFP 352066CA

    RELIANCE ELECTRIC 804.25.04/CRQ NSPP 8042504CRQ

    RELIANCE ELECTRIC 0-51847-1 NSFP 0518471

    RELIANCE ELECTRIC 0-51847-4 NSFP 0518474

    RELIANCE ELECTRIC 707021-77R NSFP 70702177R

    RELIANCE ELECTRIC 0-52850 USPP 052850

    RELIANCE ELECTRIC 844933-ST USPP 844933ST

    RELIANCE ELECTRIC BRUSHLESS SERVO MOTOR

    RELIANCE ELECTRIC 1326AB-B515E-21-L *USED*


    1 NEW RELIANCE ELECTRIC 0-51851 PC BOARD L15 

    RELIANCE ELECTRIC SERVO MOTOR 1326AS-B330H-21 1326AS B330H 21 1326ASB330H21 

    RELIANCE ELECTRIC 0-49011-6A CARDPAK DRIVER MODULE CARD 56026

    RELIANCE ELECTRIC 2GU41007 GP2000 7.5HP 460V AC DRIVE ***XLNT***

    RELIANCE ELECTRIC 6V41-014TA USPP 6V41014TA

    RELIANCE ELECTRIC H-6100-Q-K00AA NSFP H6100QK00AA

    **NIB** Reliance Electric PC Board 0-55325-37


    RELIANCE ELECTRIC 0-48680-521 NSFP 048680521

    Reliance Electric AutoMate 45C1A I/O Rail AutoMax Prog


    RELIANCE ELECTRIC 0-56313-1 NSFP 0563131

    RELIANCE ELECTRIC 0-52823 NSFP 052823

    RELIANCE ELECTRIC 0-52851 NSFP 052851

    Reliance Electric 1 HP Motor with Brake 3 PH FREE SHIP

    RELIANCE ELECTRIC 78093-2R USPP 780932R

    RELIANCE ELECTRIC 0-51818-2 NSPP 0518182

    RELIANCE ELECTRIC 0-51839-11 NSPP 05183911

    RELIANCE ELECTRIC 5VU41007 USPP 5VU41007

    RELIANCE ELECTRIC MAXPAK III 3 HIGH SPEED LINK MODULE 57C424 57C-424 804109-R

    RELIANCE ELECTRIC F-4050-Q-H00AA USPP F4050QH00AA

    RELIANCE ELECTRIC 0-54339-10 USPP 05433910

    RELIANCE ELECTRIC 54339-10 USPP 5433910

    RELIANCE ELECTRIC 0-51901-A USPP 051901A

    RELIANCE ELECTRIC 1AC2105G USPP 1AC2105G

    RELIANCE ELECTRIC 1AC2105U USPP 1AC2105U

    RELIANCE ELECTRIC 1AC2103U USPP 1AC2103U

    RELIANCE ELECTRIC 69954W **NNB**

    RELIANCE ELECTRIC 57C-329C USPP 57C329C

    RELIANCE ELECTRIC 57C-409 NSPP 57C409

    RELIANCE ELECTRIC 0-57409-F NSPP 057409F

    Reliance Electric 57405-E 57405E Analog I/O Drive Module - Refurbished


    RELIANCE ELECTRIC 0-49042-1 NSFP 0490421

    RELIANCE ELECTRIC 805405000S USPP 805405000S

    RELIANCE ELECTRIC 45C-35 USPP 45C35

    RELIANCE ELECTRIC 801418-1A USPP 8014181A

    RELIANCE ELECTRIC 45C-204-A USPP 45C204A

    RELIANCE ELECTRIC 24C201 NSPP 24C201

    NEW BALDOR Reliance Electric Duty Master Motor XEX 7.5 HP 3 PHASE 230/460 VOLT
    Reliance Electric 0518934 FCCE board, P/N 0-51893-4

    RELIANCE ELECTRIC RELAY 3A 300V 64418-1V

    RELIANCE ELECTRIC 57C410 ANALOG OUTPUT *NEW*

    RELIANCE ELECTRIC BOARD CARD 0-51865-9 51865-9 0518659 NEW IN BOX

    Reliance Electric Max Pak V/S. Spindle Drive (4204)

    Reliance Electric Max Pak V/S. Spindle Drive (4205)

    RELIANCE ELECTRIC DUTY MASTER AC MOTOR 75HP 1785RPM 460V 3PH 365TSC TYPE P 42405

    RELIANCE ELECTRIC DCS DISTRIBUTED 803456-21T FIELD POWER SUPPLY 460V 3PH 26390

    RELIANCE ELECTRIC 2SR20400 USPP 2SR20400

    RELIANCE ELECTRIC 1SU44010 USPP 1SU44010

    RELIANCE ELECTRIC 410403-38AW NSPP 41040338AW

    RELIANCE ELECTRIC 86466-10S USPP 8646610S

    RELIANCE ELECTRIC 0-846747-3R USPP 08467473R

    RELIANCE ELECTRIC 78177-2X USPP 781772X

    RELIANCE ELECTRIC 811637 USPP 811637

    RELIANCE ELECTRIC 14C305 *USED*

    RELIANCE ELECTRIC 2MAZ27364 USPP 2MAZ27364

    Reliance Electric Hydraulic Pump w/ Motor 1MAF7255

    RELIANCE ELECTRIC 0-54394-3 NSFP 0543943

    RELIANCE ELECTRIC 0-54394-4 NSFP 0543944

    RELIANCE ELECTRIC 78091-2T USPP 780912T

    Reliance Electric 0-57411-1A 0574111A Resolver Input Module 1 - Used


    RELIANCE ELECTRIC 10P8171B USPP 10P8171B

    RELIANCE ELECTRIC 0-49004 CARDPAK D.C AMPLIFIER NIB 


    RELIANCE ELECTRIC 64418-1S USPP 644181S

    Reliance Electric L0150A 1785 RPM 5 HP 460 Volt RPM AC Motor

    Rebuilt Reliance DC Electric Motor 15 Hp 240 V Field/Arm 850/3000 3LA709372T1 SC

    NEW Reliance Electric Recitifier Stack 86474-1S #23166

    RELIANCE ELECTRIC 18C301 USPP 18C301

    RELIANCE ELECTRIC 1SU41010 USPP 1SU41010

    RELIANCE ELECTRIC 78091-3T USPP 780913T

    RELIANCE ELECTRIC 45C-997 USPP 45C997

    RELIANCE ELECTRIC 846747-R NSPP 846747R

    RELIANCE ELECTRIC 846747RC NSPP 846747RC

    RELIANCE ELECTRIC 0-54339-4 USPP 0543394

    RELIANCE ELECTRIC 100859-42R NSPP 10085942R

    RELIANCE ELECTRIC 22527-20R NSPP 2252720R

    RELIANCE ELECTRIC 22527-20T NSPP 2252720T

    RELIANCE ELECTRIC 27106-27X NSPP 2710627X

    RELIANCE ELECTRIC 27106-28S NSPP 2710628S

    RELIANCE ELECTRIC 2GU41003 USPP 2GU41003

    RELIANCE ELECTRIC 0-51850 USPP 051850

    Reliance Electric 45C-321/45C321 Power Supply NICE!!!


    Reliance Electric 57C-431//57C431/57C431A NICE!!!!


    RELIANCE ELECTRIC RT6000256 USPP RT6000256

    RELIANCE ELECTRIC 801463-1R USPP 8014631R

    RELIANCE ELECTRIC 0-56921-603 USPP 056921603

    RELIANCE ELECTRIC 31C301 USPP 31C301

    1 NIB RELIANCE ELECTRIC 0-57407-2F 0574072F PRINTED 
    CIRCUIT


    Reliance Electric AC Motor P44G0607D #37480




    RELIANCE ELECTRIC A-C VS DRIVE 1AC2105 USED 1AC2105 

    Delco 25hp Electric Motor 1200rpm 32amps 3ph 460v baldor leeson reliance ge 25

    RELIANCE 1MAF30764-02-UN 150 HP VERTICAL MOUNT ELECTRIC AC MOTOR ,USED

    RELIANCE ELECTRIC 1326AB-B430E-21-L *USED*


    1 NIB RELIANCE ELECTRIC PDM-10 PDM10 9101-2161 91012161 SERVO DRIVE 


    RELIANCE ELECTRIC PDM-10 9101-2141 POSTITON CONTROLLER

    1 NIB RELIANCE ELECTRIC 69819-109R 69818109R CARD ASSY


    NIB RELIANCE ELECTRIC 801421-3RA 8014213RA POWER SUPPLY


    1 NIB RELIANCE ELECTRIC 45C200 I/O PROCESSOR 


    RELIANCE ELECTRIC 14C303 FLEXPAK PLUS 20HP *USED*


    Reliance Electrical Processor B/M 0-57407-4F Used

    RELIANCE ELECTRIC XEX 100 HP 3565 RPM 460V 405TS MOTOR

    RELIANCE ELECTRIC 831664 NSPP 831664

    RELIANCE ELECTRIC 57C-416S NSFP 57C416S

    RELIANCE ELECTRIC 0-52856 NSPP 052856

    RELIANCE ELECTRIC 802267-251S NSFP 802267251S

    NEW Reliance Electric Communication Module - 57404-M


    RELIANCE ELECTRIC 110FN3042 USPP 110FN3042

    RELIANCE ELECTRIC 0-57652-A USPP 057652A

    RELIANCE ELECTRIC 0-57652 USPP 057652

    RELIANCE ELECTRIC 0660-04-076 USPP 066004076

    RELIANCE ELECTRIC 61C-542-A USPP 61C542A

    RELIANCE ELECTRIC 57C-417 USPP 57C417

    RELIANCE ELECTRIC 0-55329-7 USPP 0553297

    Reliance Electric 0-51847-1 Voltage Detector Board


    Reliance Electric 0-51901-A Printed Circuit Regulator


    RELIANCE ELECTRIC 0-52803-2 NSPP 0528032

    RELIANCE ELECTRIC 831676 NSPP 831676

    RELIANCE ELECTRIC 86466-047R USPP 86466047R

    RELIANCE ELECTRIC BATTERY BACKUP 803623-R (B)

    RELIANCE ELECTRIC 2GU41005 AC VS DRIVE GP-2000 5 HP 

    RELIANCE ELECTRIC 0-56313 NSPP 056313

    RELIANCE ELECTRIC 0-57417-B USPP 057417B

    RELIANCE ELECTRIC 10H2150 USPP 10H2150

    RELIANCE ELECTRIC 801455-4RR NSFP 8014554RR

    RELIANCE ELECTRIC 78177-1X NSFP 781771X

    Reliance Electric 57413-3F 0- 574133F Memory Module 57C413B - Refurbished


    RELIANCE ELECTRIC 801454-R USPP 801454R

    RELIANCE ELECTRIC 607980-92C NSFP 60798092C

    RELIANCE ELECTRIC 846723T USPP 846723T

    RELIANCE ELECTRIC 607980-70B USPP 60798070B

    RELIANCE ELECTRIC 45C-17A USPP 45C17A

    RELIANCE ELECTRIC 0-56303 USPP 056303

    RELIANCE ELECTRIC ELECTRO-CRAFT IQ5000 POSTITONING DRIVE MODULE DM-150 9101-0313

    RELIANCE ELECTRIC PMI PROCESSOR 60000-2

    RELIANCE ELECTRIC PMI PROCESSOR MODULE CARD PLC 0-60021-4 60021-4 0600214

    Reliance Electric Duty Master Motor 25HP

    Reliance Electric SP600 7.5HP AC Drive, 6SP401011CTAN

    Reliance Electric Motor 40 HP (3) phase / 460 volt / 1775 rpm

    50 HP RELIANCE ELECTRIC INVERTER DUTY AC MOTOR w/ PUMP

    RELIANCE ELECTRIC RESISTOR KIT 801455-4MRB 14C637 NEW 8014554MRB


    Reliance Electric 86466-47S Maxpak Plus Rectifier Stack 460V

    Reliance Electric 0-57407-4J Processor Module DCS


    RELIANCE ELECTRIC 2-CHANNEL ANALOG INPUT MODULE 57C409

    RELIANCE ELECTRIC 69000-3W NEW 460V PRIMARY TRANSFORMER 690003W 


    RELIANCE ELECTRIC 0643-04-029 *USED*


    RELIANCE ELECTRIC HR2000 / BLA-16-1 BRUSHLESS AC SERVO 


    Reliance Electric Electro-Craft Servo-Motor 3200 RPM,24VDC Model#1326AB-B530E-21


    RELIANCE ELECTRIC 16 BIT REGISTER OUTPUT MOD 45C-381B

    RELIANCE ELECTRIC 0-51865-1 NEW PC BOARD 0518651


    Reliance Electric 61C542A Analog Input **FS**


    Reliance Electric 20HP 1755RPM 230/460V 3PH Motor 256TC Frame Size

    RELIANCE ELECTRIC FCCB BOARD 0-51893-1

    RELIANCE ELECTRIC R-NET PROCESSOR 45C202A

    Reliance Electric Analog Output Module 45C363


    RELIANCE ELECTRIC 0-60023-5 *NEW IN BOX* 


    Reliance Electric 0-49029-2 Cardpak Instanteous Electronic Trip 0490292 REM


    RELIANCE ELECTRIC CIRCUIT BOARD 803624-15F 091793


    Reliance Electric GV3000/SE 7V4160 7.5 HP AC Drive New Surplus in Original Box

    RELIANCE ELECTRIC CIRCUIT BOARD CARD 0-57407-2F 57407 2F 574072F NEW

    New Reliance Electric 5PY59JY27 Tachometer Generator 2500RPM 100.5VDC


    RELIANCE ELECTRIC P25G6903 NSPP P25G6903

    RELIANCE ELECTRIC 0-51839 NSPP 051839

    RELIANCE ELECTRIC 5V4151 USPP 5V4151

    RELIANCE ELECTRIC 0-48680-111 NSPP 048680111

    RELIANCE ELECTRIC 0-49001-5 NSFP 0490015

    RELIANCE ELECTRIC 0-57401-1 NSPP 0574011

    RELIANCE ELECTRIC 0-49026-9 NSPP 0490269

    RELIANCE ELECTRIC 0-51862-1 NSFP 0518621

    RELIANCE ELECTRIC DDM-005 NSPP DDM005

    RELIANCE ELECTRIC 0-57402-D NSFP 057402D

    RELIANCE ELECTRIC 57C-402 NSFP 57C402

    RELIANCE ELECTRIC 0-54339-11 USPP 05433911

    RELIANCE ELECTRIC 54339-11 USPP 5433911

    Reliance Electric 0-57407-4 0574074 68000 CPU Module Rev F


    Reliance Electric 0-57407-4 0574074 68000 CPU Module REV 4F


    Reliance Electric 57406-K 57406K Drive Controller - Refurbished


    RELIANCE ELECTRIC 831654 NSPP 831654

    RELIANCE ELECTRIC 86471-R NSPP 86471R

    RELIANCE ELECTRIC DM-10 USPP DM10

    SLS1B19 Federal Pacific Reliance Electric Transformer #10184MO

    RELIANCE ELECTRIC 1AC4103U NSFP 1AC4103U

    RELIANCE ELECTRIC 11C-428S USPP 11C428S

    RELIANCE ELECTRIC IKA859977-XN USPP IKA859977XN

    RELIANCE ELECTRIC 2KA867083-RQ USPP 2KA867083RQ

    RELIANCE ELECTRIC D4140-002 USPP D4140002

    RELIANCE ELECTRIC 846723V USPP 846723V

    RELIANCE ELECTRIC 67525-B USPP 67525B

    RELIANCE ELECTRIC 0-86466-77S USPP 08646677S

    RELIANCE ELECTRIC 0-51668-1 USPP 0516681




    Reliance Electric 45C-400A/45C400A/45C400/45C-400


    Reliance Electric 0-51381-13/05138113 Controller Card


    RELIANCE ELECTRIC 60000-3 USPP 600003

    RELIANCE ELECTRIC 0-51445-A NSPP 051445A

    RELIANCE ELECTRIC 0-54392-2 NSFP 0543922

    Reliance Electric 803456-21T 80345621T Field Supply DCS Power Module - Used


    M3452H9C00, Reliance Electric Power Supply 460AC 640DC

    RELIANCE ELECTRIC 0-49017-16A USPP 04901716A

    Reliance Electric Company 0-51865-1 Board - Used


    RELIANCE ELECTRIC 2GU41002 NSPP 2GU41002

    RELIANCE ELECTRIC 419021-1C NSFP 4190211C

    RELIANCE ELECTRIC 86475-10R NSFP 8647510R

    RELIANCE ELECTRIC PSBD-5 SD-68236 POWER SUPPLY TESTED! QUANTITY!!

    RELIANCE ELECTRIC 29501-1XE NSPP 295011XE

    RELIANCE ELECTRIC 38C80 USPP 38C80

    RELIANCE ELECTRIC 57412-E USPP 57412E

    RELIANCE ELECTRIC 0-54381 NSFP 054381

    RELIANCE ELECTRIC 109050-17S NSFP 10905017S

    RELIANCE ELECTRIC 5PY59JY27 USPP 5PY59JY27

    RELIANCE ELECTRIC SERVO MOTOR S-3007-N-H00AA

    RELIANCE ELECTRIC 846747-R USPP 846747R

    RELIANCE ELECTRIC 796896-R USPP 796896R

    RELIANCE ELECTRIC 27106-27R USPP 2710627R

    RELIANCE ELECTRIC 27106-27S USPP 2710627S

    RELIANCE ELECTRIC 27106-28V USPP 2710628V

    RELIANCE ELECTRIC 27106-28Y USPP 2710628Y

    1 NIB RELIANCE ELECTRIC 57C410 ANALOG OUTPUT 4 CHANNEL 


    BALDOR RELIANCE CTM2332T 10HP 3 PHASE ELECTRIC MOTOR 

    Reeves Reliance 10HP R373890-001 Variable Speed Drive Electric

    Reliance Electric VS Drive GP2000 2GU41015 Type 1 Enclosure 15 HP 3ph W/HMCP 100

    Enlarge
    SERVO MOTOR RELIANCE ELECTRIC MODEL F-4065-S-00AX

    RELIANCE ELECTRIC FLEXPACK PLUS 14C103

    RELIANCE ELECTRIC FLEXPACK PLUS 14C103

    RELIANCE ELECTRIC 2DF4285 USPP 2DF4285




    在線詢盤/留言 請仔細填寫準確及時的聯系到你!
    您的姓名: * 預計需求數量: *    
    聯系手機: * 移動電話或傳真:
    電子郵件: * 所在單位:
    咨詢內容:
    *
     
    更多..本企業其它產品

    機電之家網 - 機電行業權威網絡宣傳媒體

    關于我們 | 聯系我們 | 廣告合作 | 付款方式 | 使用幫助 | 會員助手 | 免費鏈接

    Copyright 2011 jdzj.com All Rights Reserved技術支持:杭州濱興科技股份有限公司

    客戶服務熱線:0571-87774297
    網站經營許可證:浙B2-20080178 浙B2-20080178-4


    經營性網站備案信息 ICP經營
    許可證
    營業執照(副本) 不良信息舉報中心
    主站蜘蛛池模板: 天堂在线ww小说| 日韩欧美中文字幕在线观看| 午夜在线观看视频免费成人| 黄色片视频国产| 国产精品免费av片在线观看| WWW夜片内射视频日韩精品成人| 成人久久久久久| 久久久久久久99精品国产片| 日韩高清在线免费观看| 亚洲午夜精品一区二区| 欧美野外多人交3| 优优里番acg※里番acg绅士黑| 精品福利一区二区三区免费视频| 国产人伦视频在线观看| 黄页网站在线观看免费| 国产熟睡乱子伦视频在线播放| 91精品国产品国语在线不卡| 大炕上农村岳的乱| sss欧美一区二区三区| 岛国在线观看视频| 东北疯狂xxxxbbbb中国| 无人视频在线观看免费播放影院 | 高能预警韩国双ts超美| 国产欧美精品一区二区三区四区| 18禁无遮拦无码国产在线播放| 国内国产真实露脸对白| 97色伦图片97综合影院| 夜夜揉揉日日人人视频| a级毛片免费观看网站| 女人隐私秘视频黄www免费| 一本一道久久a久久精品综合| 性高湖久久久久久久久| 中文字幕人成乱码熟女| 手机福利视频一区二区| 主人啊灬啊别停灬用力啊视频| 日本人强jizzjizz老| 久久亚洲AV无码精品色午夜麻| 日韩a级片在线观看| 久久婷婷五月综合色奶水99啪 | 日韩一区二区三区电影| 久久精品人人爽人人爽|