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1、J8中華人民共和國(guó)機(jī)械行業(yè)標(biāo)準(zhǔn)JB/T7270^-7277一，4操作件1994-06-18發(fā)布1995-01-01實(shí)施中華人民共和國(guó)機(jī)械工業(yè)部發(fā)布中華人民共和國(guó)機(jī)械行業(yè)標(biāo)準(zhǔn)JB/T7270.12一94可調(diào)位緊定手柄1主題內(nèi)容與適用范圍本標(biāo)準(zhǔn)規(guī)定了可調(diào)位緊定手柄的型式、尺寸及技術(shù)要求。2引用標(biāo)準(zhǔn)GB2089普通圓柱螺旋壓縮彈簧(兩端圈并緊磨平或鍛平型)尺寸JB/T7276操作件標(biāo)記方法JB/T7277操作件技術(shù)條件3型式與尺寸3.1可調(diào)位緊定手柄的型式與尺寸按圖1及表1、表2的規(guī)定。A型機(jī)械工業(yè)部1994-06-
2、18批準(zhǔn)1995-01-01實(shí)施32JB/T7270.12-94c型D型圖1表1A型、B型主要尺寸件號(hào)1234每套重量dR1hDH-名稱滑套彈贊螺釘手柄體kg8MS16BM5X16M54015344020BM5X2025BM5X25規(guī)。.6X6.8X9.’一M3X1310M80.070格20EM8X200.08,1M86251845BM8X250.6X9.5X9.5M4X14630.08532BIv48X320.08740BM8X400.09033JB/T7270.12一PI!續(xù)表1表2C型,D型nl們134J
3、B/T7270.12一94續(xù)表2主要尺寸件號(hào)56789每套重量名稱滑套嵌件手柄體螺釘彈簧dR1hDD,Hkg標(biāo)準(zhǔn)號(hào)GB208915DM120.112規(guī)25DM12X250.135M1210030256525100M6X300.8X10X2032DM12X320.140格40DM12X400.148.東A型,B型用零件型式與尺寸3:.，手柄體的型式與尺寸按圖2及表3的規(guī)定。圖2JB/T7270.12-94表3mmd月H,齒數(shù)R基本極限偏差DD‘D‘D，D,S刃h,h,h,h,h,B,B寶B,1型，型Z尺寸Hll4
4、010+0.09157.55107511308.561461618126313.51810.513.511.4153837102.518167.620十0.1106.5080162212.51613.51748451232214919922951925151916195653143，51.5271610221024+牙1307.511223321823202267631943220122512.5263.2.2滑套的型式與尺寸按圖3及表4的規(guī)定.A型B型6.3圖n口表孟mmdH11d,d,d,d,d,L1,1,
5、1,1.hh,齒數(shù)Z1631M51520M379.7107.2350.65881116254020402.52545M8201113.213.511.06910142032524060M4120452550M10251315.41613.23711121822325740一6536dB/T7270.12-94續(xù)表4dH,1d,d,d,d,d,L1,1,1,1,hh,齒數(shù)Z25533260M122815.518.31915.73.5152224406850M5781.510144074M16345019.522.
6、32319.584418282663973.2.3彈簧的型式與尺寸按圖4及表5的規(guī)定.圖‘任表亡d】11n飛d.D,H:D,t6.89.26.340.69.59.57.64.211.512.58.50.814105.518117103.2.4螺釘?shù)男褪脚c尺寸按圖5及表6的規(guī)定。6.3圖537JB/T7270.12-94表6們1】」1d,d,D,[,1,t,月M3473131.24時(shí)鉀103.514M45.51254.5171.6145.55.520M56.5177623東3C型,D型用零件型式與尺寸3.3，1手
7、柄體的型式與尺寸按圖6及表7的規(guī)定.圖肉七表月矛nlnl3.3.2滑套的型式與尺寸按圖7及表8的規(guī)定。38JB/T7270.12-94c型D型mmD,齒數(shù)dd,d,d,.l,l,11.瞥基本尺寸極限偏差藝M51210.89.64170.6M6M4316M815二8:01514.412.8622M102019.217.6270.822M684M12252422.431283.3.3嵌件的型式與尺寸按圖8及表9的規(guī)定。c型D型其余IV直紋價(jià)0.4圖卜擬U表g它n們1d1d,.d=d=h1=1=1,,1633M582
8、03716M410817633M620937254239JB/T7270.12-94續(xù)表9d1d,.d=d=h1=1=l=2042M825M41210102284732542552M103216141227594067M6102556M1232181615316340713.3.4螺釘?shù)男褪脚c尺寸按圖9及表10的規(guī)定。6.3圖9表10d,.1=A.d=d=1=1=陀1644M48.56
