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Steel Shaft, 30 mm: Round Bar Turned Between Centres
A shaft carries gears, wheels and bearings, and it has to be straight, round and true to size where they fit. Turned between centres from a forged round bar, it can be taken out, checked and put back without losing its axis.
The picture: a steel bar being turned between centres, driven by a lathe dog.
Kati
An afternoon
Maagizo
1
1
Cut the bar
Cut the bar
Saw a length of round bar a few millimetres oversize in diameter (about 33 mm for a 30 mm shaft) and a little longer than the finished shaft.
Vifaa kwa hatua hii:
Ufito mviringo wa chuma laini1 kipandeZana zinazohitajika:
Msumeno wa chuma2
2
Mount it between centres
Mount it between centres
Face both ends, centre-drill them and mount the bar between centres, driven by a lathe dog, as in Turning Between Centres.
3
3
Turn to 30 mm
Turn to 30 mm
Rough down to about 30.5 mm with light oiled cuts, then take a fine finishing cut to 30.00 mm, measuring with a micrometer at both ends and the middle. Turn the dog to the other end and finish the length under it.
Zana zinazohitajika:
Kereza ya Chuma
Seti ya Zana za Kugeuza Mbao za HSS
Mafuta ya kukatia
Maikromita
Miwani ya usalama4
4
Check it runs true
Check it runs true
With the shaft back between centres, run a dial indicator along it. Break the sharp corners at the ends.
Zana zinazohitajika:
Kipimadaira
Kereza ya ChumaVifaa
1- 1 kipandeKishikilia Nafasi
Zana Zinazohitajika
7- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
Mchoro huu unatengeneza
Blueprint zinazohusiana
Blueprint hizi zinashiriki maarifa — mbinu, vifaa au kanuni
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.


