Difference between revisions of "Metalworking Want"

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| $1995 + $249 || Grizzly || [https://www.grizzly.com/products/grizzly-10-x-22-benchtop-metal-lathe/g0602?gad_source=1&gclid=Cj0KCQjw5cOwBhCiARIsAJ5njuZMP8JdaVzmtb4j2p9Kq_-L6tkNFubA1CpoUL72kXAuYdo1gT-0wPoaAq1tEALw_wcB G0602] [https://cdn0.grizzly.com/manuals/g0602_m.pdf manual] || 432# || 46"Wx22"Dx16-5/8"H || 10x22 || 1 HP, 110V, single-phase, 13.6A || imp || yes || yes || || enclosed oil-bath || 25mm spindle bore
| $1995 + $249 || Grizzly || [https://www.grizzly.com/products/grizzly-10-x-22-benchtop-metal-lathe/g0602?gad_source=1&gclid=Cj0KCQjw5cOwBhCiARIsAJ5njuZMP8JdaVzmtb4j2p9Kq_-L6tkNFubA1CpoUL72kXAuYdo1gT-0wPoaAq1tEALw_wcB G0602] [https://cdn0.grizzly.com/manuals/g0602_m.pdf manual] || 432# || 46"Wx22"Dx16-5/8"H || 10x22 || 1 HP, 110V, single-phase, 13.6A || imp || yes || yes || || enclosed oil-bath || 25mm spindle bore
|-
|-
| $8148 + $?? | Baileigh || [https://baileigh.com/metalworking/drills-mills-lathes/metal-lathes/metal-lathe-pl-1236e PL-1236E] [https://baileigh.com/support-us/manuals manual] || 1395# || 69x44x64 || 12x36 || 220V / 1-phase || imp || yes || yes ||  
| $8148 + $?? || Baileigh || [https://baileigh.com/metalworking/drills-mills-lathes/metal-lathes/metal-lathe-pl-1236e PL-1236E] [https://baileigh.com/support-us/manuals manual] || 1395# || 69x44x64 || 12x36 || 220V / 1-phase || imp || yes || yes ||  
|-
|-
| $2799 + $330 || Precision Matthews || [https://www.precisionmatthews.com/shop/pm-1022v-pm-1030v/ PM1022V] [https://www.precisionmatthews.com/wp-content/uploads/2017/01/PM-1022V-1030V-v5-2021-09.pdf manual] || 425# || 23Wx52Lx23H || 10x22 || Variable Speed Brushless DC Motor|| both || yes || yes || || ||
| $2799 + $330 || Precision Matthews || [https://www.precisionmatthews.com/shop/pm-1022v-pm-1030v/ PM1022V] [https://www.precisionmatthews.com/wp-content/uploads/2017/01/PM-1022V-1030V-v5-2021-09.pdf manual] || 425# || 23Wx52Lx23H || 10x22 || Variable Speed Brushless DC Motor|| both || yes || yes || || ||

Revision as of 13:51, 8 April 2024

Lathes

Metal Lathes
Cost Make Model Weight Dimensions Size Motor Imp/Metric LeadScrew Feed Locks Accessories Gearbox Spindle
$4995 + $425 Grizzly G4003 manual 1020# 61Wx23Dx23H 12x36 2 HP, 220V, single-phase, 8.5A imp yes yes steady/follow rest flame-hardened steel D1 camlock, 1 5/8 spindle bore
$2570 + $449 Grizzly G9972Z manual 560# 51Wx23Dx19H 11x26 1 HP, 110V, single-phase imp yes yes steady/follow rest, deluxe stand steel screw on, 25mm spindle bore
$5150 + $575 Grizzly G0949G spec 772# 56Wx30.5Dx63H 12x35 1.5HP, 110V, single-phase imp yes yes steady/follow rest, stand, digital speed flame-hardened steel D1 camlock,. 1.5 spindle bore
$5995 + $425 Grizzly G4003G manual 1022# 61Wx26X54.5H 12x36 2 HP, 220V, single-phase, 8.5 imp yes yes steady/follow rest flame-hardened steel D1 camlock, 1 5/8 spindle bore
$1995 + $249 Grizzly G0602 manual 432# 46"Wx22"Dx16-5/8"H 10x22 1 HP, 110V, single-phase, 13.6A imp yes yes enclosed oil-bath 25mm spindle bore
$8148 + $?? Baileigh PL-1236E manual 1395# 69x44x64 12x36 220V / 1-phase imp yes yes
$2799 + $330 Precision Matthews PM1022V manual 425# 23Wx52Lx23H 10x22 Variable Speed Brushless DC Motor both yes yes
$4568.99 + $330 Precision Matthews PM-1228VF-LB manual 490# 49Hx26Wx59-1/4L 12x28 Variable Speed Brushless DC Motor both yes yes
$4269 + $0 JET BDB-929 [manual] 287# 51 x 22 x 20 inches 9x29 3/4HP, 1Ph 115V ? yes yes steady/follow rest induction-hardened steel 3/4" spindle bore
$9039 + $0 JET GHB-1340A manual 1155# 79 x 30 x 28.5 inches 13x40 2HP, 1Ph 230V ? yes yes steady/follow rest induction-hardened steel 1 3/8 spindle bore

Infinitely helpful: Youtube

Motor

Brushless DC is better - small, light yet more powerful, speed control for free.

Powerfeed

In order to enable power feed, cheap solutions clamp down on the lead screw to generate the feed, but the disadvantage is this wears out the lead screw. RPM of lead screw controlled by transmission, gearbox, quick change gears etc. pulling power off the spindle. Since there's limited space in gearbox for change gears, lathes that power the lead screw off the spindle often run too fast to cut threads easily. Expensive solutions add a second lead screw and power it separately. The middle ground is to have a keyway in the leadscrew (a notch that runs the length of the threaded rod), and tap power from the leadscrew using gearing inside the carriage. Power Cross-Feed is a feature that powers the carriage motion across the cutting area. It's enabled via a clutch on the carriage. These lathes should have a power feed clutch lever and a half-nut lever. Check the manual for all the feeding options.

Slide Locks

Good lathes should have carriage locks, cross side locks and compound locks, which are easy to adjust. Everything that moves in the carriage should be lockable. Being able to lock things you are not using to increase rigidity is huge with small lathes. Check the manual for a listing of all the locks.

Accessories

A good steady rest and follow rest are essential. Alura-style quick change tool post is a plus.

Gearbox

Expensive lathes allow a lot of configuration within the gearbox. Cheaper lathes make you use change gears to get the configurations. Some change gears are plastic, some metal. The highest end have polished, machined metal gears. Mid grade are often forged metal gears that need to be de-burred, polished to use. Check the manual to make sure the change gears can be setup to do the thread cutting you want to do.

Spindle

The spindle bearings are very essential. Zero-maintenance sealed bearings are expected. Chuck mounting system is important - a D1 Cam Lock mount is the best. Check the manual to see what the chuck mounting system is. Some are awful. Changing the chucks should be quick and easy.

Mills

Metal Mills
Cost Make Model Weight Dimensions Size Motor