Method and apparatus for manufacturing an elevator guide rail
AssigneeVol-Stahl GmbH
InventorsMikhail VOLOSKOV, Stanislav DEDOV
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Abstract
The present disclosure relates to a method and corresponding apparatus for manufacturing an elevator guide rail (100), comprising: providing (310) a hot-formed guide rail having, in a cross-section, a head portion (110) and a foot portion (120), and cold-forming (320) the provided guide rail through a die (220). The cold-forming is applied only to the head portion (110) and not to the foot portion (120), wherein the cold-formed head portion forms a tread (112) of the guide rail (100).
Claims14
A method for manufacturing an elevator guide rail, the method comprising:
- providing a hot-formed guide rail having, in a cross-section, a head portion and a foot portion;
- and
- cold-forming the provided guide rail through a die,
- characterised in that
- said cold-forming is applied only to the head portion and not to the foot portion, wherein the cold-formed head portion forms a tread of the guide rail.
An apparatus for manufacturing an elevator guide rail, the apparatus comprising:
- a receiving component configured to receive a hot-formed guide rail having, in a cross-section, a head portion and a foot portion;
- a die configured to cold-form only the head portion and not the foot portion of the provided guide rail, wherein the cold-formed head portion forms a tread of the guide rail;
- and
- a moving component configured to move the guide rail through the die.
Dependencies are inferred from the claim text.