Method of assembling a weldment for refuse truck loading arm

摘要

A method of assembling a weldment for a refuse truck loading arm includes providing a left-handed C-section and a right-handed C-section and at least one buttress, welding a first buttress into a concave end portion of the left-handed or right-handed C-section, welding a first edge of the left-handed C-section to a matching edge of the right-handed C-section, welding another matching edge of the left-handed C-section to a matching edge of the right-handed C-section, the edge welding steps defining a slot between the edges, said slot being at an end portion of said weldment, and welding a joint section into the slot, with the joint section having an inner face, bolt holes and a key recess.

主权项

1. A method of assembling a weldment for refuse truck loading arm comprising:
providing a left-handed C-shaped section having a top flange and a bottom flange and a right-handed C-shaped section having a top flange and a bottom flange and at least one buttress; providing a first plate of a joint assembly having an inner face, an inserted portion and an overlapping portion, and said overlapping portion including a first pattern of bolt holes and a first blind key recess located within said first pattern of bolt holes through the inner face; welding a first buttress into a concave end portion of one of said left-handed C-shaped section or said right-handed C-shaped section; welding a first matching edge of a first of the top and bottom flanges of said left-handed C-shaped section to a first matching edge of a first of the top and bottom flanges of said right-handed C-shaped section; welding a second matching edge of a second of the top and bottom flanges of said left-handed C-shaped section to a second matching edge of a second of the top and bottom flanges of said right-handed C-shaped section; said edge welding steps form a tube shape, wherein a portion of the top and bottom flanges of at least one of the left-handed and right-handed C-shaped sections defining a slot between said edges, said slot being at an end portion of said weldment; and inserting and welding the inserted portion of the first plate of the joint assembly into said slot, wherein the overlapping portion is configured to join with a complementary overlapping portion of a second plate of the joint assembly including a second pattern of bolt holes and a second blind key recess by aligning the first and second patterns of bolt holes and blind key recesses at desired positions to receive a plurality of complementary bolts and a complementary key, respectively.