Electronics Forum | Wed Jan 02 04:49:44 EST 2019 | robl
Either the extra current draw to overcome inertia on the motor start up, or back EMF from the motor?
Electronics Forum | Wed Sep 30 20:53:27 EDT 2020 | emeto
Motor and motor driver are involved in the equation as well.
Electronics Forum | Tue May 25 14:45:06 EDT 2021 | capse
VJ Electronix in Chelmsford, MA currently manufactures the SRT line of rework system. They may have the motor.
Electronics Forum | Thu Jan 19 07:43:54 EST 2023 | bukas
there is a special tool(cable) used to phase the motor with driver.
Electronics Forum | Thu Oct 04 09:32:23 EDT 2007 | dilbert
Linear drive uses linear motors that have no moving parts, strictly a coil over magnets. "Rack and Pinion" as you call it uses AC servo motors that are driving belts and pullies The linear motor has no moving parts and is faster but generates a lot
Electronics Forum | Fri Oct 28 04:14:18 EDT 2011 | kenmar
I have a loud humming noise coming from my MY12 X-Motor ( Like when a motor is not locked in and it hunts). This noise is not all the time but only sometimes especially with fine placement!! What can it be? I do not want to change the Motor to find o
Electronics Forum | Thu Nov 15 23:45:53 EST 2012 | jaimebc
robgd3, The Z motor can be purchased separately, however, the theta motor can't. You need to buy the whole midas head. I didn't get as far as dissembling the theta motor casing to get to the theta motor. That was my worse case scenario. We ran thou
Electronics Forum | Tue Sep 01 10:55:41 EDT 2015 | emeto
Hi, 1. Take a multi meter and measure the voltage - I assume it is a DC motor(probably 24V). If you don't, check power supply,cable, relays and Driver for the motor. If you do have voltage, check sensors(sometimes sensor activated may stop your con
Electronics Forum | Tue Aug 11 20:29:51 EDT 2020 | kumarb
Not sure if you are still looking for this motor but received a reply from Elissa (Shenzhen) overnight. Hello this is Samsung CP40 R axis motor J1301632,STEP MOTOR THETA,103H7570-7024 we have original used only price is 86usd/pcs Thank you Elissa
Electronics Forum | Thu Jun 10 22:13:01 EDT 2021 | roycet4
I would start by replacing the Z axis motor for head #4, you previously mentioned there was also a theta axis issue with head #4, you might be best served to replace both motors. These motors do go bad from time to time, We have 28 Juki machines wher