Sheet hot sealing device with heat insulating hood
The technology of a heat sealing device and a heat preservation cover is applied in the field of sheet heat sealing devices, and can solve the problems of generating air bubbles, insufficient ability of the roller 31 to maintain the temperature, and long warm-up time.
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[0019] See figure 2 , is a structural schematic view of a preferred embodiment developed by the present invention to solve common defects, which discloses a sheet heat-sealing device, mainly including a conveying channel 4, which is for several sheets to be heat-sealed (not shown in the figure) , such as two pieces of thermoplastic film and the paper wrapped in between), and the upper and lower sides of the transmission channel 4 are respectively provided with an upper transmission heating and pressing roller 5 and a lower transmission heating and pressing roller 6 (the material of the surface can be rubber completed), wherein the upper transmission heating and pressing roller 5 is composed of a first electrothermal rotating shaft 51 and a first heating and pressing roller 52, and the first heating and pressing roller 52 is covered on the first electrothermal rotating shaft 51 Externally, the electrothermal shaft 51 converts electrical energy into thermal energy and rotates, a...
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