Transfer belts

Transfer belts are a specialty used in the second bottom position of a double shoe press replacing a press felt These transfer belts guide the paper web from the press section to the dryer section. The requirements transfer belts have to meet are as follows  

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For help with these types of activities, use equipment and gait belts, transfer belts with handles, slippery sheets, plastic bags, draw sheets, incontinence pads, pivot discs, range of motion machines, fixtures, etc. 

When using gait or transfer belts with handles ... 

Use transfer disks or other assists when available. If using a gait or transfer belt with handles, follow the earlier guidelines. 

Block the individnal s weak leg with your legs or knees (this may place yonr leg in an awkward, unstable position an alternative is to use a transfer belt with handles and straddling your legs around the weak leg of the patient or resident). 

After a web break (or at the machine start up) the web has to be threaded through the machine as fast as possible to reduce production downtime. This is done by feeding either the web at full width or just a tail , a web strip of about 20 cm, at the machine tender side which is then widened to the full machine width after completion of tail threading. The equipment for web or tail feeding includes air blowing nozzles, suction rolls, wires and felts, rope guides or vacuum-supported transfer belts. 

The manufacture of a transfer belt is based on an endless press felt which is covered with a polyurethane or rubber layer on the paper or both sides. Figure 6.24 shows the SEM image of the cross section of a transfer belt with a smooth paper side. 

Fig. 6.24 SEM-lmage of a transfer belt cross section A Paper side, B Base weave, C Roll side (source Voith).

Shoe presses have been standard in press sections for board and packaging grades since the 1980s. Later, they have also become state-of-the-art presses for graphic paper machines. Today modern press sections of high-speed paper machines consist of only two nips. They have for instance two double-felted nips or one double-felted nip followed by a second nip with a felt and a transfer belt... 

Fig. 6.49 State-of-the-art press section with a double-felted first press nip and a second nip with felt and transfer belt (source Voith).

Guideline 2. Ambulating, Repositioning, and Manipulating—When using gait or transfer belts with handles, observe the following ... 

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