Ushirikiano
SANAA
UREMBO NA USTAWI
UJANJA
UTAMADUNI NA HISTORIA
BURUDANI
MAZINGIRA
CHAKULA NA VINYWAJI
UHANDISI WA KINYUME
SAYANSI
MICHEZO
TEKNOLOJIA
VAZI
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.
Mwanzo
Unknown
Maagizo
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.
Vifaa kwa hatua hii:
Ubao wa Mti Mgumu1 kipandeZana zinazohitajika:
Msumeno wa mgongo
Kekee cha mkono chenye ncha2
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.
Vifaa kwa hatua hii:
Ukanda wa ngozi wa mkanda — uliochuliwa kwa mimea1 kipande
Gundi ya wanyama1 kipandeZana zinazohitajika:
Maji
Kisu cha ngozi
Brashi ya gundi3
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.
Vifaa kwa hatua hii:
Gundi ya wanyama1 kipande
Changarawe ya kusugua ya oksidi ya alumini1 kipandeZana zinazohitajika:
Brashi ya gundiVifaa
4- 1 kipandeKishikilia Nafasi
- Kishikilia Nafasi
- 1 kipandeKishikilia Nafasi
- Kishikilia Nafasi
Zana Zinazohitajika
5- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
Mchoro huu unatengeneza
CC0 Umma Wote
Mchoro huu umetolewa chini ya CC0. Uko huru kunakili, kubadilisha, kusambaza, na kutumia kazi hii kwa madhumuni yoyote, bila kuomba ruhusa.
Saidia Mtengenezaji kwa kununua bidhaa kupitia Mchoro wao ambapo wanapata Kamisheni ya Mtengenezaji iliyowekwa na Wachuuzi, au unda marudio mapya ya Mchoro huu na uiunganishe kama kiungo katika Mchoro wako kuchangia mapato.