Ukusebenzisana
UBUCIKO
UBUHLE NEMPILO
UBUCIKO BEZANDLA
AMASIKO NOMLANDO
EZOKUZIJABULISA
IMVELO
UKUDLA NEZIPHUZO
REVERSE ENGINEERING
IZAYENSI
EZEMIDLALO
UBUCHWEPHESHE
IZINTO EZIGQOKWAYO
Polishing Wheel: a Leather-Faced Wooden Disc with Glued Abrasive (Boy Mechanic, 1925)
A wheel for polishing metal: a hardwood disc faced with a band of leather belting, coated with glue and rolled in abrasive powder.
Variable: the abrasive's grain.
Source: The Boy Mechanic, Book 4 (1925), p. 423. Unknown: sizes, glue and abrasive. Picture: the article.
Oqalayo
Unknown
Imiyalelo
1
1
Cut the disc
Cut the disc
Cut a hardwood disc of suitable thickness and diameter and drill a central hole to fit the shaft it will run on.
Izinto zokwakha zalesi sinyathelo:
Ipulangwe Lokhuni Oluqinile1 ucezuAmathuluzi adingekayo:
Isaha elinomgogodla
I-brace nomumu2
2
Face it with leather
Face it with leather
Soak a piece of leather belting in water until soft and stretch it until some water is out. Cut it a little longer than the wheel's circumference and taper (scarf) the ends so they overlap smoothly. Glue it round the face of the wheel.
Izinto zokwakha zalesi sinyathelo:
Uhlamvu lwesikhumba lwebhande — lulungiswe ngezitshalo1 ucezu
Uglu wezilwane1 ucezuAmathuluzi adingekayo:
Amanzi
Ummese wesikhumba
Ibhulashi leglu3
3
Coat with abrasive
Coat with abrasive
Give the leather a thin coat of warm glue and cover it evenly with abrasive powder of the grain you want while the glue is wet. Hang the wheel up until the glue has dried.
Izinto zokwakha zalesi sinyathelo:
Uglu wezilwane1 ucezu
Uhlalu lokugudla lwe-aluminium oxide1 ucezuAmathuluzi adingekayo:
Ibhulashi legluIzinto
4- 1 ucezuIsibambeli
- Isibambeli
- 1 ucezuIsibambeli
- Isibambeli
Amathuluzi Adingekayo
5- Isibambeli
- Isibambeli
- Isibambeli
- Isibambeli
- Isibambeli
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