鑄鐵平板平臺
簡稱平板平臺又叫做,鑄鐵平板,鑄鐵平臺,平板,平臺,在實際應用又分為:檢驗平板(平臺)、劃線平板(平臺)、測量平板(平臺)、裝配平板(平臺)、研磨平板(平臺)、焊接平板(平臺)、鉚焊平板(平臺)、基礎平板(平臺)、工作平板(平臺)、三坐標平板(平臺)等。鑄鐵平臺平板總體結構基本上是箱體式和筋板式,工作面有長方形、正方形或圓形,材料為HT200-300,按精度加工劃分有:精刨、刮研工藝兩種,平板平臺工作面上可加工V形、T形、 U形槽、燕尾槽、圓孔、長孔等,是用于工件、設備檢測、劃線、裝配、焊接、組裝、鉚焊的平面基準量具。
鑄(zhu)鐵(tie)(tie)平(ping)(ping)(ping)板(ban)(ban)(ban)(ban)(平(ping)(ping)(ping)臺(tai) )在(zai)(zai)使(shi)(shi)用(yong)(yong)(yong)(yong)磨損后(hou),可(ke)以(yi)重新調試或(huo)刮研(yan)(yan)恢(hui)復其(qi)精度(du)。在(zai)(zai)正確使(shi)(shi)用(yong)(yong)(yong)(yong)的(de)(de)情況下(xia),鑄(zhu)鐵(tie)(tie)平(ping)(ping)(ping)板(ban)(ban)(ban)(ban)可(ke)以(yi)使(shi)(shi)用(yong)(yong)(yong)(yong)三十年。鑄(zhu)鐵(tie)(tie)平(ping)(ping)(ping)板(ban)(ban)(ban)(ban)(平(ping)(ping)(ping)臺(tai))也可(ke)用(yong)(yong)(yong)(yong)涂色法檢驗零件平(ping)(ping)(ping)面(mian)度(du),具(ju)有準確、直觀(guan)、方(fang)便的(de)(de)優點。在(zai)(zai)經過刮研(yan)(yan)的(de)(de)平(ping)(ping)(ping)板(ban)(ban)(ban)(ban)平(ping)(ping)(ping)臺(tai)上推(tui)動表(biao)座、工件比(bi)較順暢,無發澀(se)感覺,方(fang)便了(le)(le)測量(liang)(liang),_了(le)(le)測量(liang)(liang)準確度(du)。鑄(zhu)鐵(tie)(tie)平(ping)(ping)(ping)板(ban)(ban)(ban)(ban)(平(ping)(ping)(ping)臺(tai))的(de)(de)鑄(zhu)鐵(tie)(tie)質量(liang)(liang)和熱處理(li)質量(liang)(liang)也對平(ping)(ping)(ping)板(ban)(ban)(ban)(ban)使(shi)(shi)用(yong)(yong)(yong)(yong)性能產生較大影(ying)響(xiang):或(huo)因殘存較大內應(ying)力使(shi)(shi)工作面(mian)變形;或(huo)因不(bu)耐(nai)磨損使(shi)(shi)精度(du)不(bu)能保持(chi);或(huo)因刮削困難得(de)不(bu)到數值小的(de)(de)粗糙度(du)。因此使(shi)(shi)用(yong)(yong)(yong)(yong)鑄(zhu)鐵(tie)(tie)平(ping)(ping)(ping)板(ban)(ban)(ban)(ban)(平(ping)(ping)(ping)臺(tai))_注意生鐵(tie)(tie)材料的(de)(de)選擇(ze),采用(yong)(yong)(yong)(yong)時(shi)效處理(li)等方(fang)法消除鑄(zhu)鐵(tie)(tie)平(ping)(ping)(ping)板(ban)(ban)(ban)(ban)(平(ping)(ping)(ping)臺(tai))的(de)(de)殘余應(ying)力。