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Type: Posts; User: murrayadams

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  1. Replies
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    Re: Is Mechanical Engineering a Good Career

    Taiden im nearly fifty and a can tell you you advice is totally correct except for the mileage. i think theres only one place you can drive 1000 miles in one direction and thats the Nullabor plain in...
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    Re: Mechanical Design & Engineering

    A mechanical mind is a mind that thinks in pictures and is connected to its fingers. Make things AND break things, work out why it didn't work. take it to the test track. too many engineers fear...
  3. Re: Need advice on the calculations for cutting a semi-circle on the XZ axis

    im not sure if im understanding the problem correctly. but i think had to do something similar. i had to cut half a scotch key into a new hydraulic rod to suit an old piston.did it with a ball end...
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    Re: Polygon as single line

    where you wanting a many sided polygon or a real circle. ive noticed DXF containing poly lines get broken down to muliple straight lines but there is a way to get smooth curves. cant recall it off...
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    2,687

    Re: VK 45 parameters

    i called my Hitachi repair guy. he said Hitachi handled all the timers on the hitachi side and did not use the fanuc option. all 300 400 600 parameters are zero. machine fired up and threw a few...
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    Re: VK 45 parameters

    its a fanuc OM-A
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    VK 45 parameters

    so ive accidentally cleared all the parameters off my Hitachi vk45. it had a coms problem so i didnt have a backup but the previous owner had taken photos of the parameter screens but when i spoke to...
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    Re: Fanuc om I/O fault

    i was hoping to backup the machine parameters. for that i think i need the data send working?
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    1,333

    Re: Fanuc om I/O fault

    yes. the cable is set for software handshake only. would it work to switch to hardware handshake?
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    Fanuc om I/O fault

    i recently got my hitachi VK45 running DNC using Xon Xoff software hand shake. now the machine will not send to the computer. i bought a mini tester and plugged it in the parallel port on the machine...
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    Re: drip feed on hitachi vk45

    managed to get the drip feed working eventually. it turned out to be rather simple. lots of forums mentioned the g127.5 parameter but i didnt know how to access it. i had a hitachi repair guy helping...
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    1,614

    Re: drip feed on hitachi vk45

    i have the computer set up to transfer programs across to the machines memory, but the memory is limited. i had a technician look at it for another problem. he used to build them and he said dnc was...
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    1,614

    drip feed on hitachi vk45

    im trying to get drip feed running on a hitachi vk45. its an older one from 1986 with a fanauc om contoller. there is no dnc button on the control board. the previous owner thought it could drip feed...
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    having trouble send code to machine

    im trialing dolphin cam looking for a replacement for caps mill. im using a hitachi vk45 that was working most of the time with the old software though it had some post processor issuse and non...
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    Re: com port settings for vk45

    no joy there. seems to be an issue with the dolphin cam . it wont activate the send program option. is seems to have a whole lot of other settings with no indication of what they should be.
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    com port settings for vk45

    hi all, my last computer with my cam software had a meltdown and im trying to set up dolphin cam. but i cannot find the com settings anywhere in the manual. i have the original data sheet and its not...
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    Re: g41 error ?

    the odd thing is there are no curves in the workpiece it a straight strip with holes in it.
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    Re: g41 error ?

    the code was produced by the capsmill program so at least i dont have to take responsibility for that. the software came with the machine but i have my doubts about it. heres the whole code.
    %...
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    g41 error ?

    i was doing a simple job making some t-nut and i had drawn them in capsmill and run a tool path simulation and all looked fine but when the machine went to do the finish pass on the step it headed of...
  20. Replies
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    Re: helical milling

    i tried cutting and pasting the j value after each z line and ran it through the machine with no material. sure enough it works . from the look of the position readout its cutting a hole and its...
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    Re: helical milling

    the code is as the caps mill programs produced it . maybe the post processing is incorrect for the machine, what is the function of the j term with each z move? could be worth a try but id like to...
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    5,137

    Re: helical milling

    the error code that pops up during the threading cycle are 038 on the controller and 5085 on the screen around the side of the machine. the 038 description says " overcutting will occur in cutter...
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    5,137

    Re: helical milling

    thanks Stucapco , ive done a bit more research and contacted fanuc, but as yet im not sure if its an option or not. the controller is actually an om-a and was made in 1986. im assuming the code you...
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    helical milling

    hi, im new to this forum but ive had a search and i cant find the specific information i need. ive recently purchased an older hitachi vk45 with a fanuc om-d controller. when i try to run a helical...
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