mori seiki NL1500/500, Руководство по обслуживанию, Страница: 41 / 245

41
ൡಽ଩ͽ
MACHINE OPERATION
5. ʹ˂ɹɥߵȪոɝ˨ȥȲ࿡ৰȺǾҰऻᴬࡿծɁʚʳʽʃȟ
՘ɟȹȗɞȞᆬᝓȪȹȢȳȨȗǿ
ᵘʹ˂ɹɁᕶ˩ᵚ
5.
Raise the workpiece a short distance off the floor to
confirm it is well balanced in both crosswise and
lengthwise directions.
[Dropped workpiece]
ᴹ෉՘ɝͽഈᴻ
<Safety Practices During Setup>
1. ෉՘ɝͽഈ˹ɂǾͽഈᐐɁާпɥᆬίȬɞȲɔȾ˩ᜤɁߦ
ኍɥ޴ஃȪȹȢȳȨȗǿ 1.
During setup, implement the following safety
measures.
ᴹᒲӦᤆᢆɥᩒܿȨȮȲȢȽȗȻȠᴻ
<To Prevent Automatic Operation Start>
•
ʙʽʓʵʬ˂ʓɥᤣ੻Ȭɞǿ
• Select the handle mode.
•
ʋʭʍɹɥɬʽɹʳʽʡɁ࿡ৰȾȬɞǿ
• Unclamp the chuck.
ᴹ᝝ȶȹᒲӦᤆᢆɥᩒܿȨȮȲکնɥᐎțȲާпߦኍᴻ
<To Ensure Operator Safety if Automatic Operation is
Started By Mistake>
•
յɴ˂ʚʳɮʓʃɮʍʋᴥ˿ᢉᴬ஗ᣞɝᴬҒҭᣞɝᴦɁ
ᜫްɥఊͲȾȬɞǿ
• Set override switches (spindle speed, rapid traverse
rate, cutting feedrate) at the lowest setting.
•
ʁʽɺʵʠʷʍɹൡᑤɥɴʽȾȬɞǿ
• Turn the single block function ON.
•
ʨʁʽʷʍɹൡᑤɥɴʽȾȬɞǿ
• Turn the machine lock function ON.
•
ɹ˂ʳʽʒʦʉʽ
8
Ȑɴʟȑɥ
1
ᇽ͏˨ઃȪǾɹ˂ʳ
ʽʒɴʟʬ˂ʓȾȬɞǿ
• Establish the coolant OFF mode by pressing the
coolant button
8
[OFF] (Off) for longer than one
second.
ᴹ˿ᢉɥوᢆȨȮȲȢȽȗȻȠᴻ
<To Prevent Spindle Rotation Start>
•
ʋʭʍɹɥɬʽɹʳʽʡɁ࿡ৰȾȬɞǿ
• Unclamp the chuck.
•
ʛʗʵ଩ͽᤣ੻ɷ˂ʃɮʍʋɥ
u
Ȑ଩ͽ˪ժȑȾȬɞǿ
• Set the operation selection key-switch to the
u
[OFF].
ᴹ᝝ȶȹ˿ᢉɥوᢆȨȮȲکնɥᐎțȲާпߦኍᴻ
<To Ensure Operator Safety if The Spindle is Started by
Mistake>
•
˿ᢉوᢆᣱ࣊ᝩ୥ʦʉʽɁᜫްɥఊͲȾȬɞǿ
• Set the spindle speed setting button to the lowest
setting.
ᴹʉʶʍʒʢʍʓɁҾɝҋȪɥȪȲȢȽȗȻȠᴻ
<To Prevent Turret Head Indexing>
•
ҏ࿎իʦʉʽɁ᚜ᇉ᥂ɥး٣ҾɝҋȨɟȹȗɞʃʐ˂
ʁʱʽႭհȾˢᒵȨȮɞǿ
• Make the indication in the turret button display unit
match the number of the currently indexed station.
•
ʛʗʵ଩ͽᤣ੻ɷ˂ʃɮʍʋɥ
u
Ȑ଩ͽ˪ժȑȾȬɞǿ
• Set the operation selection key-switch to the
u
[OFF].
2.
ʚ˂ʟɭ˂ʊɗʚ˂ɿʧ˂ʉɥΈႊȬɞکնǾ͏˩Ɂਖ਼ᬲ
ȺળӦȟᄉႆȪȽȗȞᆬᝓȪȹȢȳȨȗǿ
2.
When using a bar feeder or bar supporter, confirm
excessive vibration is not generated as follows:
a)
ʹ˂ɹɥੰધȪȲ࿡ৰȺʓɬɥᩐɔǾ˿ᢉوᢆᣱ࣊ᝩ
୥ʦʉʽɁᜫްɥఊͲȾȪɑȬǿ
a)
Close the door with a workpiece clamped in the chuck
and set the spindle speed setting button to the lowest
setting.
b)
ਖ਼Ӧ଩ͽȺ˿ᢉɥوᢆȨȮǾ़ȁȾΈႊȬɞʡʷɺʳ
ʪɁఊᯚوᢆᣱ࣊ɑȺ˨ȥɑȬǿ
b)
Rotate the spindle in manual mode and gradually
increase the spindle speed to the maximum specified in
the program.
3. ળӦȟᄉႆȬɞȻȠɂǾ͏˩ɁߦѿศɥᚐȗǾળӦɥȽȢ
ȪȹȢȳȨȗǿ 3.
If excessive vibration is generated, perform the
following countermeasures.
•
ʚ˂యɁ௽ȟɝщնɥᝩ୥Ȭɞǿ
• Correct the bar bend.
•
ʡʷɺʳʪȺΈႊȬɞ˿ᢉఊᯚوᢆᣱ࣊ɥటൡȝɛɆ
ʚ˂ʟɭ˂ʊȟળӦȪȽȗ˿ᢉوᢆᣱ࣊Ⱦ۰௿Ȭɞǿ
• Change the maximum spindle speed used in the
program to a speed that does not cause vibration of
the machine body or the bar feeder.
•
టൡȻʚ˂ʟɭ˂ʊɁ॑ҋȪᝩ୥ɥȬɞǿ
• Adjust the alignment of the machine and bar feeder.
•
˿ᢉ៩ᣮሰȾᤛҒȽɶɮʓʠʍʁʯȟΈႊȨɟȹȗɞȞ
ᆬᝓȬɞǿ
• Check that appropriate guide bushes are used in the
spindle through-hole.
˨ᜤɁߦѿɥᚐȶȹɕળӦȟȽȢȽɜȽȗȻȠɂǾࣷᇋ
ɿ˂ʝʃ᥂ᩌȾȧᣵፅȢȳȨȗǿ
ᵘൡಽɁ୒᪩Ǿӏࡾጀ࣊ɁͲ˩ᵚ
If the vibration cannot be eliminated by performing the
countermeasures listed above, contact the Mori Seiki
Service Department.
[Machine damage/Machining accuracy lowered]