Boyer Schultz 6-12 Surface Grinder: Difference between revisions
From Pumping Station One
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Danger Committee: [[User:Jim|Jim Brink]] & [[User:mct|McTavish McArdle]] | Danger Committee: [[User:Jim|Jim Brink]] & [[User:mct|McTavish McArdle]] | ||
=== Usage === | |||
* [https://www.youtube.com/watch?v=jtB_jtH__F0 "How to grind fast and accurate"] | * [https://www.youtube.com/watch?v=jtB_jtH__F0 "How to grind fast and accurate"] | ||
* [https://www.youtube.com/watch?v=iMHksf17oqE&t=478s Square a part] | * [https://www.youtube.com/watch?v=iMHksf17oqE&t=478s Square a part] | ||
=== Safety === | |||
==== Operation ==== | |||
* The magnetic chuck should never be turned off when the wheel is spinning: if, for some reason, the wheel comes in contact with a part when the chuck is off, it could kick it out, possibly hitting something or someone (at best), or causing a wheel explosion | * The magnetic chuck should never be turned off when the wheel is spinning: if, for some reason, the wheel comes in contact with a part when the chuck is off, it could kick it out, possibly hitting something or someone (at best), or causing a wheel explosion | ||
* The spindle should never be turned on unless the wheel cover is fitted into place: if the wheel explodes when the cover is not fitted, nothing will protect you from the fragments | * The spindle should never be turned on unless the wheel cover is fitted into place: if the wheel explodes when the cover is not fitted, nothing will protect you from the fragments | ||
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** If the table exceeds its horizontal travel, it will hop off its ways, which can potentially cause a wheel crash | ** If the table exceeds its horizontal travel, it will hop off its ways, which can potentially cause a wheel crash | ||
==== Work holding ==== | |||
* Preparation | * Preparation | ||
** Stone parts & workholding fixtures (e.g. the magnetic chuck, a grinding vice) every time the setup is changed (e.g. when a part is removed from the magnetic chuck for measuring) | ** Stone parts & workholding fixtures (e.g. the magnetic chuck, a grinding vice) every time the setup is changed (e.g. when a part is removed from the magnetic chuck for measuring) | ||
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** Parts made of any other material need to be held using additional workholding fixtures (e.g. a grinding vice) which are themselves held by the magnetic chuck | ** Parts made of any other material need to be held using additional workholding fixtures (e.g. a grinding vice) which are themselves held by the magnetic chuck | ||
==== Health ==== | |||
* Dust / grit collection should always be turned on, because you do not want to breathe it | * Dust / grit collection should always be turned on, because you do not want to breathe it | ||
* The operator should never put their hand (or any other body part) anywhere near the wheel when it's spinning | * The operator should never put their hand (or any other body part) anywhere near the wheel when it's spinning | ||
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* Magnetic chuck | * Magnetic chuck | ||
=== Grinding wheel === | |||
* ID, Grit,hardness, composition | * ID, Grit,hardness, composition | ||
** [https://www.youtube.com/watch?v=MofRhM_W-Vk Fundamentals] | ** [https://www.youtube.com/watch?v=MofRhM_W-Vk Fundamentals] | ||
