150
edits
Changes
From Pumping Station One
Belovac Vacuum Forming Machine (view source)
Revision as of 16:37, 19 March 2019
, 16:37, 19 March 2019no edit summary
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# Insert sheet of material into Frame
# Insert sheet of material into Frame.
|[[File:Bvf_frame_open_small.jpg|300px]]
|[[File:Bvf_frame_open_small.jpg|300px]]
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# Close the frame latch to the secure the material
# Close the frame latch to the secure the material.
|[[File:Bvf_frame_latch_small.jpg|310px]]
|[[File:Bvf_frame_latch_small.jpg|310px]]
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# Secure Buck/Form/Mould to Vacuum table.
# Secure Buck/Form/Mould to Vacuum table. If it is heavy enough and does not stick, it may not need to be secured.
Note: it is recommended to have the mold be a bit taller than desired part, to allow space for cut separation.
Note: it is recommended to have the mold be a bit taller than desired part, to allow space for cut separation.
# Check seals around material and mold
# Check seals around material and mold.
Note: If material is not thick enough, it may slip out of the frame.
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# Select Duty Cycle for Heating Elements.
# Select '''On''' Percentage Duty Cycle (0%-100%) for Heating Elements. It is on a 15 second timer.
Note: This controls the cycle time of the heating elements being On, then Off.
Note: This controls the cycle time of the heating elements being On (at dial), then Off (top of timer).
|[[File:Bvf_heat_duty_cycle.jpg|300px]]
|[[File:Bvf_heat_duty_cycle.jpg|300px]]
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# Connect Pneumatic Hose. This allows one to raise/lower the platform.
# Connect Pneumatic Hose. This allows one to raise/lower the platform.
Note: It can be borrowed from the CNC Plasma Cutter, if not in use.
Note: It can be borrowed from the CNC Plasma Cutter, if not in use.
Note: The main valve with yellow handle, behind the CNC Plasma cutter, above the large tank, may be closed if there is no air.
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[[File:Bvf_pnuematic_hose_01.jpg|300px]]
[[File:Bvf_pnuematic_hose_01.jpg|300px]]
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# Turn on Heating Element
# Turn on Heating Element
Note: You will see the Timer begin to rotate.
|[[File:Bvf control panel.jpeg|300px]]
|[[File:Bvf control panel.jpeg|300px]]
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# Move material frame into heater
# Move material frame into heater.
|[[File:Bvf_heat_1.jpg|300px]]
|[[File:Bvf_heat_1.jpg|300px]]
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# Close Vacuum Valve
# Close Vacuum Valve (facing valve, rotate clockwise, with handle position pointing to the left at final position.)
# Turn on pump, to begin to build vacuum
# Turn on pump, to begin to build vacuum.
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[[File:Bvf_vacuum_valve.jpg|300px]]
[[File:Bvf_vacuum_valve.jpg|300px]]
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# Visually check if heating element is on and if material is warming
# Visually check if heating element is on and if material is warming
# Visually check if material is sagging and ready
Note: The heating elements will visibly glow red.
# Visually check if material is sagging and ready.
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[[File:Bvf heat 1.jpg|300px]]
[[File:Bvf heat 1.jpg|300px]]
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# Pull Material frame forward (towards front/away from heaters)
# Pull Material frame forward (towards front/away from heaters).
# Inspect Plastic is ready (sufficiently heated/soft)
# Inspect Plastic is ready (sufficiently heated/soft).
|[[File:Bvf_frame_forward.jpg|300px]]
|[[File:Bvf_frame_forward.jpg|300px]]
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# Make certain area is clear before raising bed/platen/platform
# Make certain area is clear before raising bed/platen/platform.
# push lever down to raise vacuum bed/platen/platform
# push lever up to raise vacuum bed/platen/platform.
Note: It is a 3 position pnuematic valve. Center position, holds platform at current position.
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[[File:Bvf_platform.jpg|300px]]
[[File:Bvf_platform.jpg|300px]]
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# Open Vacuum Valve. You should see the plastic part quickly take the shape of the mold.
# Open Vacuum Valve (rotate counter clockwise, with handle position pointing down at final position).
# Monitor pull of material over mold
# You should see the plastic part quickly take the shape of the mold.
# Monitor pull of material over mold.
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[[File:Bvf_vacuum_valve.jpg|300px]]
[[File:Bvf_vacuum_valve.jpg|300px]]
# Close Vacuum Valve to Turn off Vacuum, when part is ready.
# Close Vacuum Valve to Turn off Vacuum, when part is ready.
# Allow part sufficient time to cool, before separation. This time frame is dependent on the thickness of your material.
# Allow part sufficient time to cool, before separation. This time frame is dependent on the thickness of your material.
# Push bed/platen/platform lever Up to lower down and pull mold away from formed part.
# Push bed/platen/platform lever down to lower platform and pull mold away from formed part.
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[[File:Bvf_vacuum_valve.jpg|300px]]
[[File:Bvf_vacuum_valve.jpg|300px]]
# On Control panel, Turn Heater switch to Off position.
# On Control panel, Turn Heater switch to Off position.
# On Control panel, Turn Vacuum switch to Off position.
# On Control panel, Turn Vacuum switch to Off position.
# Open Vacuum Valve, to release any remaining vacuum in the tank.
# Open Vacuum Valve (rotate counter clockwise, with handle pointing down), to release any remaining vacuum in the tank.
# Disconnect pneumatic hose. Return to CNC Plasma Cutter.
# Push platform lever down, to release air pressure from pneumatic hose. (Hose will momentarily whip around at next step if air is not released)
# Disconnect pneumatic hose. Return to CNC Plasma Cutter.
# Turn off machine power.
# Turn off machine power.
# Turn off Main Wall power.
# Turn off Main Wall power.
