Heavy truck cab welding fixture by order of action to achieve the floor, front wall, rear side of the three assembly automatic assembly, this idea comes from the overlapping structure of the product, flat car "three assembly" overlapping forms. According to the characteristics of the product, when "three assembly" combination, must follow before the first assembly of Wai Wai backside after assembly principle, pan and flip mechanism and use. Action sequence: an action cylinder, front wall fixture slide pan; cylinder 2 action, before flipping around the fixture 90 ° Shandong heavy truck cab, then the front wall and floor assemblies fit side assembly in place; Cylinders 4 Jinan heavy action Steam cab, rear side fixture flip 90 °; cylinder 3 action, rear side clamps slide down, then fell on the rear side of the turn along the floor assembly and the upper part of the dash above the lap complete the "three assembly" automatic assembly in space. This example proved: the use of a hydraulic cylinder control of large slide flip and pan, can ensure the smooth running of the institution and reliability. Reciprocating rod drive mechanism of heavy truck cab assembly will drop shipped to the floor of the station above the floor ※ ※ reciprocating rod assembly into the fixture automatically locate (and cowl, rear side assembly utilizing a piece of equipment into the fixture respectively automatic positioning) ※ emit signals in place after the accurate positioning ※ ※ automatic clamping fixtures were advancing front wall fixture in place and tighten the front wall fixture ※ flip 90 ° from the horizontal position to a vertical position and tighten the clamp from the horizontal rear quarter ※ Flip position 90 ° to the vertical position and lock in place ※ rear quarter issue of automatic welding jig down signal (in this case the fixture will be "three assembly" combination heavy truck cab accessories, is in position to be welded automatic welding equipment 12 points ※ spot-welding end step, to send a signal ※ jig fixtures were back in place automatic release to be expected to rise at a reciprocating rod ※ ※ products are shipped to hold the fixture to leave the next step to complete a second action cycle. Shandong Heavy Duty Truck cab, heavy truck cab, Jinan Yiu Cheung Yiu Cheung provided by Jinan Trading Company Jinan Yiu Cheung Trading Company (www.jinanyaoxiang.com) strong, credible, in Jinan, Shandong engine assembly industry has accumulated a a large number of loyal customers. The company better work attitude and constantly improve the innovative ideas will lead you hand Jinan Yao harmony into the brilliant, for a better future!