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Mayrhofer

Üretim yılı: 2019, durum: yeni, Fonksiyonellik: tamamen fonksiyonel, Root Reducer – new (in storage) comprising: 1. Alignment Taper Roller Conveyor System Data: Timber lengths: 2 m to 4.6 m (main length: 2.7 m), extendable up to 8 m (optional, at additional cost) Log diameter: 200 mm to 1,100 mm Wood types: Softwood or hardwood, max. single log weight 2 tons Unit throughput: up to 5 units/minute, thereof with root reduction: up to 2 units Operation: Single-shift operation Dimensions: Length: approx. 5 m Roller width: 800 mm Description: Taper roller conveyor for round timber with housed bearings (nominal diameter: 60 mm); Outer diameter of taper rollers: 450 mm; drive chain: roller chain 5/4''; built-in 4-arm hydraulic lifter for transfer to the root reducer, steel housing sleeve bearings; Drive of the taper roller conveyor via geared motor with intermediate gearbox and soft start; integrated photoelectric sensors (2 pcs) for log positioning 2. Root Reducer Dimensions: Length: approx. 7 m Description: - 3 driven chain beds, drive chain: roller chain 6/4'' with square drivers - driven via geared motor - 2 support blocks with non-driven rollers (roller bearings) - hydraulically pivoting clamping device for top clamping with V-bed - drive chain: roller chain 6/4'', drive via geared motor - milling shaft in housing with reversible, exchangeable knife blocks (4 cutting edges per block), driven by three-phase motor (drive power: 75 kW; flexible tyre coupling) - star-delta operation for the drive motor (energy-saving idle mode, automatic switchover during reduction) - milling shaft length: 1,200 mm, mounted on a rotatably supported, adjustable drive rocker (hydraulic drive) - 4-arm hydraulic lifter - integrated hydraulic power unit (15 kW) - integrated log diameter measurement for automatic milling time calculation (control included in pos. 2); for timber less than 3.5 m in length, log support position must be adjusted (shortened reduction length) Reduction length for log length of 2.7 m: 0.7 m, for log length of 3 m: 0.9 m 3. Control System - Control cabinets in neutral configuration, equipped with controllers for all drives in pos. 1 and 2 - Power supply: 3x400 VAC; Rittal control cabinet; motor and standard contactors by Siemens - freely programmable controller by Bernegger & Rainer - control cabinets fully wired and tested - reserve slots for approx. 5 drives - circuit diagram for the plant - signal exchange via volt-free contacts - emergency stop system; including required sensors; manual operation possible Control Function Description: - automatic reduction operation, adjustment of log support position required for lengths under 3.5 m (shortened reduction length) - automatic log positioning via taper roller conveyor, reduction process must be initiated manually (reduction command) Price: ex-works Rcodpjzcaqtjfx Aqqsh