Zhangjiagang Yang Co. LTD
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Place of Origin: | Zhejiang, China (Mainland) |
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Automatic 3 Roll Calender Machine PVC Calender Machines For Stationery Adornment
Applications:
Three roller calender is mainly Used in calender line to produce plastic sheet and board production,applicated
in blister package, stationery adornment, refrigerator, hath, luggage and bags, etc.
Specifications:
Main technical
Ø Feeding method Feed between middle and upper rollers
Ø Line speed Max:15m/min
Ø Center high:~mm
Equipment summarize:
1.1.1 Configuration
Framework Driving system
Rollers Distance-adjusted device for roller
Moving units Hydraulic control system
Electric control box electric control box
1.1.2 Structure specification
1.1.2.1 framework
It adopts profiled jointing and has higher rigidity. The whole stand frame is made up of two wall planks, tip join
plank and pedestal. Each installment is passed machine process to ensure the precision of installment
1.1.2.2 Driving system
Gearbox adopts the skew gear worm-gear box(Redsun),smooth driving, Low noisy and high efficiency.
power:4.4kw/roller
1.1.2.3 Rollers
a) Roller diameter:φ420mm
b) Roller control warm water pass in and out caliber:11/4”
c) circularity:0.005mm
d) concentricity:φ0.012mm
e) surface roughness:Ra0.025μm
f) convex in the middle:none
g) Quench-hardening of roller top circle face is above HRC45, and the depth of quench-hardening is 3~5mm
h) The roller-edge face is plated hard chromium,t=0.10~0.15
i) Roller lined tank, rotating lined tank, 6 heads
j) Roller bearing set:adopt Double row cylindrical roller bearings-
k) bearing housing: adopt steel castings,after tempering treatment,high rigidity. It can change the roller
quickly. There is a lubrication hole in the lid, easy for Maintenance
l) Both side of roller provided with Retaining ring,used for removing the bearing
1.1.2.4 Distance-adjusted device for roller
a) Sloping block direct space-adjust
b) Distance between rollers is kept by hydraulic controlled system, and the pressure is stable and credible
1.1.2.5 Moving Units
The whole moving mould is made up of driven system,jack
a) units etc
b) Motor power:0.37kw
c) Adopt double reduction final drive,moving smooth
1.1.2.6 Hydraulic control system
The main function of the hydraulic system is to keep the distance of two rollers, make the plastic comes out from
mould stabilize molding in a certain pressure, and ensure the product surface cleanness and thickness
accordance
System max pressure:P80kg/cm2
System Min. pressure:P65kg/cm2
gas filled pressure:P50 kg/cm2
oil pump displacement :4cm3/rev
1.1.2.7 Electric control box
a) Independent electric control box:Schneider AC contactor
b) Independent servo control for 3 rollers :AC servo control system,The rollers can be adjusted either as a
whole, or individually for mini-adjusting
Layout:
Details: