Ƙa'idar aiki na sarrafa polygon
Don sarrafa kayan aikin polygonal akan lathe, na'ura ta musamman kamar yadda aka nuna a cikin adadi yana buƙatar shigar.
1-Cutter 2-Workpiece 3-Chuck 4-Universal coupling 5-Transmission 6-Screw 7-Bottom Plate
A lokacin da juya, an shigar a tsakiyar nunin farantin don sa workpiece da kayan aiki juya a cikin wannan shugabanci, da kuma gudun rabo dangantaka tsakanin kayan aiki da workpiece tare da wani adadin kayan aiki shugabannin da ake amfani da su gane dangi motsi na. da kayan aiki da workpiece, sabõda haka, an gane bisa ga ci gaban ka'idar Surface forming, kammala aiki na square, hexagon, na yau da kullum alwatika, trapezoid, drum, kugu, lebur, lu'u-lu'u, m polygon da polygonal workpiece tare da taper.
Misali, lokacin sarrafa madaidaicin alwatika, rabon watsawar kayan aiki zuwa kayan aikin shine i = 3, don haka yanayin tip kayan aiki dangane da axis na workpiece shine maimaitawar rufaffiyar lokaci-lokaci yayin aiwatar da yanke, kuma ɓangaren tsakiya kewaye da lanƙwasa yana samar da kusan triangle.
Idan workpiece axis ne a waje da kayan aiki tip motsi da'irar, da alwatika kira " waje yankan hanya " aka nuna a Figure a; idan workpiece axis ne a cikin kayan aiki tip motsi da'irar, shi ake kira "cikin yankan hanya", da kuma alwatika bayyana kamar Figure b nuna.
Ana iya ganin shi daga alkalumman da aka gabatar, ko hanyar yankan waje ko kuma ana amfani da hanyar yankan ciki, saman kayan aikin triangular da aka sarrafa ba su da lebur, amma fuskoki ne masu madauwari da kusan lebur. Sabili da haka, hanyar juya polygons da aka ambata a sama shine kawai Ana iya amfani dashi a cikin sarrafawa wanda baya buƙatar babban shimfidar wuri.
2 Gabatar da kayan aikin da aka fi amfani da su
Gabatarwa na sama shine ka'idar gargajiya, kuma a cikin aikace-aikacen aikace-aikacen akwai nau'ikan gabatarwar kayan aiki daban-daban, ƙa'idar iri ɗaya ce, amma a cikin gabatarwar ƙa'idar, kayan aikin yana yin babban motsi akan sandar, aikin aikin yana yin motsi na taimako. , kuma a cikin aikace-aikace masu amfani, aikin aikin ya fi motsa shi a kan sandal.
A cikin jujjuyawar polygon, ana amfani da faifan abin yanka mai tashi don yanke polygons (bangare uku zuwa takwas) a gefen aikin aikin axisymmetric. Kayan aikin (babban sandar sanda) da kayan aiki mai jujjuyawa (kai mai yankan tashi) suna aiki tare a cikin hanyar haɗin gwiwa don injin saman aiki.
Adadin abubuwan da aka yanke ya dogara da rabon watsawa da adadin yankan gefuna akan kayan aikin yankan. Jagoran jujjuyawar aikin aikin da kayan aiki ya saba.
Sarrafa Hexagons
Sarrafa Rectangle
Ana amfani da mai yankan tare da ruwan wukake guda biyu don yanke sassan hudu, kuma mai yankan tare da igiyoyi uku ana amfani da shi don yanke hexagons, da dai sauransu. Arcs na iya bayyana a saman kayan aikin.
Saboda wannan ka'ida, yanayin yanayin da aka samo ta hanyar tip shine ainihin ellipse, amma lanƙwan da aka aiwatar a kan ƙarfin ƙarfin wutan lantarki shine sashin ellipse tare da radius mafi girma na curvature, don haka ba zai shafi taron jama'a ba. tightening da sassautawa. aiki.
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Lokacin aikawa: Afrilu-29-2020