High Precision Second-Stage Tire Building Machine

Product Features:

Suitable for the production of second-stage HP/UHP/SUV/MT/AT tires
MITSUBISHI/SIEMENS/AB control systems are optional
Automatic deviation correction of belt feeding rack, pre-cutting, automatic belt drum (joint detection is optional)
Full range of servo for main engine/rear pressure mechanism transmission mechanism, ensuring tire molding quality and efficiency
The crown strip adopts displacement sensor and proportional valve to control the tension from 5-50N
Belt top and bottom can be selected
Various crown strip laying methods
Automatic deviation correction of belt CCD camera
Ultrasonic cutting of tread, heating of the incision of the head and tail

Item	Parameters
Tire specifications	10″~16″ (14″-18″, 17″-21″)
Tire process	Crown side
Applicable belt drum outer diameter	φ400~φ580mm
Applicable belt drum width	350mm
Radial rolling range of combined rollers	φ390~φ750mm
Axial rolling range of combined rollers	50~530mm
Clamping range of belt layer transfer ring	φ390~φ820mm
Width range of two-stage forming drum (expansion and contraction chuck)	120~600mm
Belt layer width	70~260mm
Belt layer cutting angle	18~45°
Belt layer cutting fixed length	±2mm
Tread width	100~310mm
Tread ultrasonic cutting angle	20~35° (angle with horizontal direction)
Single crown strip width	10~25mm
Crown strip fitting width	70~270mm
Single tire working efficiency	＜55 seconds (12 inches, one layer of winding method)

Item	Accuracy
Base rail horizontal accuracy	≤0.05mm/1000mm (≤0.2mm/full length)
Radial runout of the second-stage forming drum main shaft	≤0.15mm
Coaxiality of the second-stage main machine and the belt transfer ring	≤0.3mm
Coaxiality of the belt drum and the belt transfer ring	≤0.25mm
Radial runout of the belt drum main shaft end	≤0.05mm
Band transfer ring end face (processing reference surface) runout	±0.2mm
(Measured based on the second-stage forming drum main shaft)	±0.2mm
Band transfer ring end face (processing reference surface) runout	≤±0.5°
(Measured based on the belt drum main shaft)	≤±0.50mm
Laminating drum positioning stop accuracy	≤0.6mm
Forming head width adjustment positioning error	≤1mm
Line marking light line width	18~45°
Line marking light position accuracy	Butt joint 0～-1 steel wire
Belt steel wire angle	±1mm
Belt joint form	20°～35°
Belt laminating centering	Bevel joint
Tread cutting slope	±1mm
Tread joint form	±2mm
Tread laminating centering accuracy	0～1mm (flat laying method)
Tread fixed length accuracy	±1mm
Crown band winding gap deviation	±10mm
Crown band winding total width	±0.1mm
Crown band head and tail joint spacing	±1mm

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