OPENABLE/CLOSABLE TYPE COVER DEVICE OF CIRCUIT BOARD WORK MACHINE

摘要

A two-foldable type openable/closable cover device which covers an upper part of a mounting work space of a component mounting machine includes: an openable/closable cover including a first cover portion swingable around a first swinging shaft line and a second cover portion attached to a free end of the first cover portion to be swingable around a second swinging shaft line; and a guiding device which stably holds the openable/closable cover in a half-opened state and in an entirely opened state. To hold the half-opened state, a guide rail is provided with a curved portion curved downward to an intermediate portion, and a flip-up type guide provided above the curved portion.

主权项

1. An openable/closable type cover device which covers an upper part of a work space on a work machine main body of a circuit board work machine that performs work with respect to an electronic circuit board, the device comprising:
a first cover portion which is attached to the work machine main body to be swingable around a first swinging shaft line; and a second cover portion which is attached to a free end of the first cover portion to be swingable around a second swinging shaft line which is parallel to the first swinging shaft line, wherein the work space can be opened upward by the openable/closable type cover device in a two-folded state where the second swinging shaft line moves relatively upward with respect to the first swinging shaft line, and in addition to an entirely closed state and an entirely opened state at least one half-opened state can be stably held.