Re: [CAD_CAM_EDM_DRO] Re: Is it possible to change the BP motor to eliminate shifting?

Keith,

I have never used this type but I don't see why it wouldn't work.

Look at:

http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&category=78187&item=7506249236&rd=1

http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&category=78187&item=7506866609&rd=1

gary

Keith Clark wrote:

>Gary, I Googled and found below info at http://www.agi-
>automation.com/Rotary-Actuator-agr1.htm This has great
>possibilities with computer control of airflow. Any idea how that
>might be done? Thanks Keith
>
> Built-in adjustable hardstops on output flange stop against a dowel
>pin embedded in the body to prevent pinion breakage and give
>accurate specific rotation requirements.
>
> Two large bearings, one on either side of the pinion, provide for
>steady output flange with high loading capacity.
>
> Ultra high torque-to-weight ratio for faster cycle times.
>
> Compact body design to fit in tight space applications.
>
> Units are permanently lubricated for non-lube air operation,
>allowing for compliance with OSHA regulations.
>
> All rotary units have zero backlash at either end of rotation,
>keeping the output flange against the hardstop.
>
> Built-in adjustable flow controls allow for maximum cycle times and
>smooth deceleration.
>
> Proximity switches are available to monitor end of rotation.
>
>
>--- In CAD_CAM_EDM_DRO@yahoogroups.com, gary <garyclick1@c...> wrote:
>
>
>>Excuse my $0.02 worth but a Rotary Actuator will index exactly 180
>>
>>
>Deg.
>
>
>>when energized. While most are very powerful the force may be
>>
>>
>reduced by
>
>
>>lowering the air pressure. I use these in several applications
>>
>>
>requiring
>
>
>>rotary motion.
>>
>>gary
>>
>>Keith Clark wrote:
>>
>>
>>
>>>Thanks Jon, I am installing a VFD and would like to figure out
>>>
>>>
>how to
>
>
>>>use pneumatic cylinders to shift. Do you know of this being done
>>>
>>>
>on
>
>
>>>the BP since the shift requires a 180 degree throw of the lever?
>>>
>>>
>I
>
>
>>>think someone suggested using a stepper motor to turn the shift...
>>>
>>>Keith
>>>
>>>
>>>
>>>
>>>
>>>>If you have a VFD, use the "jog" function and pneumatic
>>>>
>>>>
>cylinders to
>
>
>>>>operate the shift handle.
>>>>I use a VFD on my lathe, and the VFD's jog function works great
>>>>
>>>>
>for
>
>
>>>>shifting.
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>Jon
>>>>
>>>>
>>>>
>>>>
>>>
>>>
>>>
>>>Addresses:
>>>FAQ: http://www.ktmarketing.com/faq.html
>>>FILES: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO/files/
>>>Post Messages: CAD_CAM_EDM_DRO@yahoogroups.com
>>>
>>>Subscribe: CAD_CAM_EDM_DRO-subscribe@yahoogroups.com
>>>Unsubscribe: CAD_CAM_EDM_DRO-unsubscribe@yahoogroups.com
>>>List owner: CAD_CAM_EDM_DRO-owner@yahoogroups.com,
>>>
>>>
>wanliker@a..., timg@k...
>
>
>>>Moderator: pentam@c... indigo_red@q... davemucha@j...
>>>
>>>
>[Moderators]
>
>
>>>URL to this group: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO
>>>
>>>OFF Topic POSTS: General Machining
>>>If you wish to post on unlimited OT subjects goto:
>>>
>>>
>aol://5863:126/rec.crafts.metalworking or go thru Google.com to
>reach it if you have trouble.
>
>
>>>http://www.metalworking.com/news_servers.html
>>>
>>>http://groups.yahoo.com/group/jobshophomeshop I consider this
>>>
>>>
>to be a sister site to the CCED group, as many of the same members
>are there, for OT subjects, that are not allowed on the CCED list.
>
>
>>>NOTICE: ALL POSTINGS TO THIS GROUP BECOME PUBLIC DOMAIN BY
>>>
>>>
>POSTING THEM. DON'T POST IF YOU CAN NOT ACCEPT THIS.....NO
>EXCEPTIONS........
>
>
>>>bill
>>>List Mom
>>>List Owner
>>>
>>>
>>>Yahoo! Groups Links
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>[Non-text portions of this message have been removed]
>>
>>
>
>
>
>
>
>Addresses:
>FAQ: http://www.ktmarketing.com/faq.html
>FILES: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO/files/
>Post Messages: CAD_CAM_EDM_DRO@yahoogroups.com
>
>Subscribe: CAD_CAM_EDM_DRO-subscribe@yahoogroups.com
>Unsubscribe: CAD_CAM_EDM_DRO-unsubscribe@yahoogroups.com
>List owner: CAD_CAM_EDM_DRO-owner@yahoogroups.com, wanliker@..., timg@...
>Moderator: pentam@... indigo_red@... davemucha@... [Moderators]
>URL to this group: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO
>
>OFF Topic POSTS: General Machining
>If you wish to post on unlimited OT subjects goto: aol://5863:126/rec.crafts.metalworking or go thru Google.com to reach it if you have trouble.
>http://www.metalworking.com/news_servers.html
>
>http://groups.yahoo.com/group/jobshophomeshop I consider this to be a sister site to the CCED group, as many of the same members are there, for OT subjects, that are not allowed on the CCED list.
>
>NOTICE: ALL POSTINGS TO THIS GROUP BECOME PUBLIC DOMAIN BY POSTING THEM. DON'T POST IF YOU CAN NOT ACCEPT THIS.....NO EXCEPTIONS........
>bill
>List Mom
>List Owner
>
>
>Yahoo! Groups Links
>
>
>
>
>
>
>
>
>
>
>

[Non-text portions of this message have been removed]