Thermoforming apparatus having adjustable length load shafts and method

A thermoforming machine is provided having a load shaft end adjustment apparatus. The thermoforming machine load shaft end adjustment apparatus includes a load shaft, a backlash nut, a height adjustment nut, a collar, and at least one fastener. The load shaft has a threaded end segment and an axiall...

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Bibliographic Details
Main Author Vantrease Dale L
Format Patent
LanguageEnglish
Published 06.12.2016
Subjects
AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
PERFORMING OPERATIONS
SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR
SHAPING OR JOINING OF PLASTICS
TRANSPORTING
WORKING OF PLASTICS
WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Summary:A thermoforming machine is provided having a load shaft end adjustment apparatus. The thermoforming machine load shaft end adjustment apparatus includes a load shaft, a backlash nut, a height adjustment nut, a collar, and at least one fastener. The load shaft has a threaded end segment and an axially extending key slot. The backlash nut is threaded onto the end segment. The height adjustment nut is threaded onto the end segment adjacent the backlash nut. The collar is configured to receive the height adjustment nut for rotation, having a key configured to be received within the key slot, and is configured to be mounted onto a platen of the thermoforming machine. At least one fastener extends between the backlash nut and the collar and is configured to secure together the backlash nut and collar with the height adjustment nut interposed there between. A method is also provided.
Bibliography:Application Number: US201213676003