Ƙarshen Jagora ga Brad Point Drill Bits: Madaidaicin Sake Faɗin don Ma'aikatan katako

Daidaitaccen Mutum: Halitta na Brad Point Bit

Ba kamar ɓangarorin juzu'i na al'ada waɗanda ke yawo akan tuntuɓar ba, brad point drill bits suna da fasalin gine-gine na sassa uku na juyin juya hali:

• Centre Spike: Matsayi mai kama da allura wanda ke huda ƙwayar itace don yawo ba zai fara ba
• Spur Blades: Razor-kaifi na waje masu yankan igiyar itace kafin hakowa, kawar da tsagewa.
• Lebe na Farko: Gefen yankan tsaye wanda ke cire kayan da kyau

Wannan trifecta yana ba da ingantattun ramukan tiyata-mahimmanci ga mahaɗin dowel, shigarwar hinge, da kayan haɗin gwiwa.

Tebur: Brad Point vs. Cizon katako na gama gari

Kwarewar Injiniya: Ƙimar Fasaha

Premium brad point rago yana haɗa ƙwararrun ƙarfe na musamman tare da niƙa daidai:

• Kimiyyar Material: Ƙarfe mai sauri (HSS) ya mamaye ɓangaren ƙima, tare da wasu bambance-bambancen rufin titanium-nitride don tsawan rayuwa. HSS yana riƙe da kaifi 5x tsayi fiye da ƙarfe na carbon a ƙarƙashin zafi mai zafi.
• Geometry na Groove: Tashoshi masu karkace tagwaye suna fitar da kwakwalwan kwamfuta 40% cikin sauri fiye da ƙirar sarewa ɗaya, suna hana toshe ramuka masu zurfi.
• Shank Innovations: 6.35mm (1/4 ″) hex shanks yana ba da damar ƙwanƙwasa mara amfani da sauye-sauye mai sauri a cikin direbobi masu tasiri.

Tebur: Bosch RobustLine HSS Bayanan Bayani na Brad

Dalilin da yasa Ma'aikatan katako ke rantsuwa ta Brad Points: Fa'idodi 5 da ba za a iya musantawa ba

1. Sifili-Tsarin Daidaitawa
   Karu na tsakiya yana aiki kamar mai gano CNC, yana samun daidaiton matsayi a cikin 0.5mm har ma a kan filaye masu lankwasa 5. Ba kamar Forstner ragowa da ke buƙatar ramukan matukin jirgi, brad yana nuna wuri-wuri.
2. Gilashin-Smooth Bore Ganuwar
   Spur ruwan wukake suna nuna zagayen rami kafin hakowa, wanda ke haifar da shirye-shiryen ramukan da ba su buƙatar yashi-mai canza wasa don haɗakar da fallasa.
3. Deep Hole Superiority
   Tsawon aiki na 75mm + akan 8mm ragowa (tare da masu haɓaka 300mm akwai) yana ba da damar hakowa ta hanyar katako na 4 × 4 a cikin wucewa ɗaya. Tsagi-tsalle-tsalle yana hana ɗaure .
4. Ƙimar Ƙarƙashin Ƙarfafawa
   Bayan katako da katako mai laushi, ingantattun wuraren HSS brad suna rike da acrylics, PVC, har ma da zanen gadon aluminum na bakin ciki ba tare da guntuwa ba.
5. Tattalin Arzikin Rayuwa
   Ko da yake 30-50% ya fi tsada fiye da karkace rago, regrindability na su ya sa su kayan aikin rayuwa. Ƙwararrun ƙwararru suna cajin $2-5/bit don maidowa.

Jagorar da Bit: Pro Dabaru da Pitfalls

Sirrin Gudu

• Hardwoods ( itacen oak, maple): 1,500-2,000 RPM don raguwa a ƙarƙashin 10mm
• Softwoods (Pin, cedar): 2,500-3,000 RPM don shigarwa mai tsabta;
• Diamita> 25mm: Sauke ƙasa 1,300 RPM don hana guntuwar gefen.

Fita Rigakafin Busawa

• Sanya allon hadaya a ƙarƙashin workpiece
• Rage matsin ciyarwa lokacin da tukwici ya bayyana
• Yi amfani da ramukan Forstner don ramuka fiye da 80% kauri.

Ayyukan Kulawa

• Tsaftace ginin resin tare da acetone nan da nan bayan amfani.
• Ajiye a cikin hannayen riga na PVC don hana gefuna.
• Kaifi da hannu tare da fayilolin allurar lu'u-lu'u-ba za su taɓa yin niƙa ba.