The current technology pertains to equipment plus a process
The present invention refers to equipment and a method for wrapping a pallet fill with a stretchable wrapping material in such a method so as to attain the tightest wrap possible with no damage to the stress becoming packaged.
2. Description of your Previous Art
Uk Pat. No. 2,059,906 discloses a stretch wrapping machine and process. An accumulator using a dancer roller which connections the relocating film, compensates for different versions in speed where the film is driven to the object simply being twisted. The dancer curler is biased against the shifting film by way of a frequent push producing element.
Several different types of stretch wrapping machines are explained in U.S. ; and 4,079,565, all to Lancaster et al. Other stretch wrapping machines are proven in U.S. patent applications Ser. Nos. 72,471, submitted Sept. 4, 1979 to Humphrey, and 235,946, filed Feb. 19, 1981 to Humphrey et al, both of which are assigned to exactly the same assignee as the provide software. The topic matter of these two applications is hereby incorporated by referrence.
Stretch wrapping a pallet weight could be compared to stretching a silicone music band about a small group of physical objects. Presuming that there exists a uniformly-molded pallet weight which has been stretch wrapped having a stretchable wrapping film tensioned to a 10 pound pull and there are 3 wraps, i.e. the stress continues to be twisted thrice across the stress, then your pressure retaining the stress jointly are 30 lbs in guidelines at every area. On the heart points for each area from the weight there is absolutely no primary inward holding force although the merchandise in the middle of the load are clamped with each other from the surrounding external merchandise. There is also a diagonal power the resultant of these two directional causes on each and every part from the fill.
Tags: Downenders, pallet packign machine, stretch wrapping machine, turnstile, wrapping machine