Li-screw tsa boithaopoke mofuta oa sekurufu se nang le likhoele tse iketsetsang, ho bolelang hore li ka phunya masoba a tsona ntle le tlhoko ea ho cheka pele. Ho fapana le li-screw tse tloaelehileng, li-screws tsa "self-tapping" li ka kenella ka har'a lisebelisoa ntle le tšebeliso ea linate, li etsa hore e be tse loketseng lits'ebetso tse fapaneng. Sehloohong sena, re tla shebana le mefuta e 'meli ea li-screws tsa "self tapping": A-thread le B-thread, 'me u hlalose mokhoa oa ho khetholla pakeng tsa tsona.
A-thread: A-thread self tapping screws e entsoe ka mohatla o motsu le sebaka se seholoanyane sa khoele. Tsenali-screws tsa tšepe tse sa hloekangli atisa ho sebelisoa bakeng sa ho cheka kapa ho etsa likoti ka lipoleiti tse tšesaane tsa tšepe, plywood e kenngoeng ka resin, le metsoako ea thepa. Mokhoa o ikhethang oa khoele o fana ka ts'oarelo e ntle haholo le botsitso ha o tiisa thepa hammoho.
B-thread: B-thread self tapping screws e na le mohatla o bataletseng le sebaka se senyenyane sa likhoele. Li-screws tsena tsa tšepe tse sa hloekang li loketse tšepe e bobebe kapa e boima, polasetiki e mebala, plywood e kentsoeng ka resin, motsoako oa thepa le lisebelisoa tse ling. Sekheo se senyenyane sa khoele se lumella hore se tšoarelle ka thata 'me se thibela ho thella ha thepa e bonolo.
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Ho khetholla khoele ea A le B-Khoele: Ha ho tluoa tabeng ea ho khetholla pakeng tsa A-thread le B-thread self tapping screws, o ka nahana ka lintlha tse latelang:
Mokhoa oa khoele: A-thread e na le sebaka se seholo sa likhoele, athe B-thread eona e na le sebaka se senyenyane sa likhoele.
Sebopeho sa mohatla: Khoele ea A e na le mohatla o motsu, athe B-thread eona e na le mohatla o sephara.
Lisebelisoa tse reriloeng: A-thread e atisa ho sebelisoa bakeng sa lipoleiti tsa tšepe tse tšesaane le plywood e kenngoeng ka resin, athe B-thread e loketse lakane ea tšepe, polasetiki le lisebelisoa tse ling tse boima.
Ka kakaretso, li-screws tsa "self tapping" ke khetho e fapaneng ea ho tiisa e felisang tlhoko ea masoba le linate tse phuntsoeng pele. Ho utloisisa phapang lipakeng tsa A-thread le B-thread self tapping screws ho bohlokoa ha u khetha screw e nepahetseng bakeng sa ts'ebeliso ea hau e ikhethileng. Hore na o hloka meralo e ikhethileng, lisebelisoa tse ikhethileng, mebala, kapa sephutheloana, k'hamphani ea rona, e le e tšepahalangmorekisi oa sekoti, e fana ka mefuta e mengata e fapaneng ea li-screws tsa boleng bo holimo ho khotsofatsa litlhoko tsa hau.
Ikopanye le rona, 'me re u fe li-screw tse phethahetseng tse lumellanang le litlhoko tsa hau.
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Nako ea poso: Dec-14-2023