6.7　Test-run of Strip Connection Equipment

6.7.1　The Test-run should meet the relevant specifications of 5.7.1 of this code.

6.7.2　The parts such as the guide plate table of stitcher，movable machine frame and pressing device of inlet and outlet should be adjusted and tested item by item，and the parts should go back and forth for 5times-10times within the whole stroke.The stroke and speed of hydraulic cylinder should meet the specifications of design drawing.The action of every position should be smooth and steady，without getting stuck and abnormal sound.

6.7.3　The parts of narrow lap welder such as the clamping device of inlet and outlet，centering device of inlet，shearing device of head part of strip，flattening device of welding seam and hole punching device should be adjusted and tested item by item，and the parts should go back and forth for 5times-10times within the whole stroke.

6.7.4　The action of limit switch should be correct，sensitive and reliable.