REMS main catalog tube processing Page 48
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REMS Unimat 75 Threading machine Semiautomatic highperformance machine for efficient cutting of bolt and pipe threads. Bolt threads 6 – 72 mm ¼ – 2¾" 1/16 – 2½", 16 – 63 mm Pipe threads Tolerance class corresponding to ISO 261 (DIN 13) ”medium” (6 g) Thread length ≤ Ø 30 mm unlimited ≤ Ø 72 mm ≤ 200 mm Chamfering Range 7 – 62 mm Chamfered Ø ≥ 7 mm Maximum chamfer 7 mm Chamfer angle 45° Peeling Range 7 – 62 mm Peeled Ø ≥ 7 mm Thread types see page 50. REMS Unimat 75 – high efficiency. Tangential-chaser-threading-system. Large threading range. Fast working, short resetting time. For single and series production. Low hourly rate for the machine. Simple operation. Relieves expensive turning machines and specialists. Operating principle German Quality Product Machining examples Stationary material – rotating die head. Design Compact, rugged design for continous use. Die head with regrindable tangential chasers in self centering holder system. After startcutting with feed lever and rack mechanism self feeding action of die head (no guide thread). Welded, sturdy machine stand with large oil compartment and removeable chip drawer. Drive Indestructible planetary gear with annulus gear for long threads up to Ø 30 mm. Proven and powerful polereversible threephase motor, specially designed for threading, with hollow shaft, 2000/2300 W. Overload protection. Reverse switch for cutting right and lefthand threads. High operating speed, 2 spindle speeds 70 and 35 rpm. Clamping device Selfcentering universal vice for the complete range with specially toothed and hardened clamping jaws. Choice of manual or hydraulic clamping with operation by foot switch (working pressure 6 bar). Special clamping jaws For drawn material, stud bolts, hex screws and pipe nipples, as accessory. Automatic lubrication and cooling Robust, proven oil pump with high pumping volume. Ample oil volume ensures longer service life of chasers, gear and motor. Universal automatic die head Only one universal automatic die head for all threads. Fine adjustment of thread diameter with spindle and scale. Die head closes automatically and opens auto matically when the required thread length is reached. After starting the thread via feed lever and rack the chasersystem initiates an automatic feedforward of the die head. All threads can be cut in a single pass. Copying unit for tapered threads. Instead of changing the dies, additional quickchange die heads ensure shorter resetting time. Chasers The proven regrindable REMS tangential chasers with precise cutting geometry ensure an excellent startcutting performance and clean threads. Tool steel chasers made of special hardened steel for material < 500 N/mm² (MPa). HSS chasers for hard-to-machine material ≥ 500 N/mm² (MPa). The chasers sit in a special holder system. Chasers and holders together form a threading set. Thread cutting on rebar Special chaser dies M with additional, ground cut for cutting threads on rebar in a single pass. Driven by REMS Unimat 75 with oilhydraulic/pneumatic vice, for high clamping pressure. 48 Info
392 Pages | Valable jusqu’au 12/2026 | Page précédente | Page suivante
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