Central rotary catch rock machine: To prevent hanging plate emphasis, grab rock machine should be arranged by the wellbore center, center rotary grab rock machine manufacturers, but need to set aside a laser through the hole. Grab rock machine centers often deviated from the wellbore center 650 ~ 700mm. For safety, the center of rotation grab rock machine, ground sinking winch can be added in order to grasp rock machine assisted suspension, usually in combination with a suspended umbrella drill winch. Grab rock machine installation requirements: grab rock machine installation, the beam seat grab rock machine base plate to seal hanging over the mouth or grab the disc tray on the lower mouth rock machine, adjust the put away, having a good U-bolts and tighten the central rotary catch rock machine design, the card is good insurance rope. Arrested after rock machine in the installation, with the rack may not grab, installing the rack before connecting grab. Center rotation center of the rotary catch rock machine _ _ Factory Xingda grab rock mining (certified merchants) are provided by Anyang County Xingda Mining Machinery Limited. Anyang County Xingda Mining Machinery Co., Ltd. (www.ayxxdkj.com) is specialized in "grab, mining bucket, the day the wheel", the company adhering to the "honesty, hard service" concept, to provide you with the most quality products and services. Welcome to inquire! Contact: Qinjing Li.