As shown for PC60 hydraulic excavator device guide wheel structure, it consists of steering wheel through the buffer spring and butter cylinder is fixed in the crawler frame.
Its working principle: use a grease gun to pass through the grease nipple butter into the butter in cylinder, the piston overhanging push up tight spring, make the guide wheel shift to the left to get a tight track, top tight spring with appropriate schedule, when when tight force is too large plays a role of buffer spring is compressed.Too much when tight force disappears, the compressed spring will guide wheel to the in situ, so that to change the wheel base, slip along the crawler frame ensure caterpillar tear open outfit, minimize the impact of the walking process, avoid rail chain derailment.
Packing Details
Production Line
Shandong Dorson Hydraulic Co.,ltd (former name Jining Automobile Spare Parts Co.,ltd, established in 1956) which developed into private joint-stock company that specialized in producing the excavator parts including idler cushion, front idler, sprocket, track roller, carrier roller, rotary joints, hydraulic redirector, cycloid motor, one-piece multi-way valve, central rotary joints since 1998.
Shandong Dorson Hydraulic Co., ltd located in Jining City, Shandong Province —— the home town of Confucius and Mencius &the country of Courtesy. our company is a professional manufacture engaged in research &development, production and sale which founded by modern enterprise system. Covers an area of 40,000 square meters, we staff more than 200 skillful personnel including 120 with high education and equipped with advanced production,testing& inspection equipments.
Shandong Dorson Hydraulic Co., ltd adhere to the principle that“winning the market with our sincerity, meeting the challenge with our quality, broadening the market with our service” We are dedicated to revitalizing this national industry.
Service commitment
<1> Warranty
Q: There are so many suppliers from China, how to identify the quality?
A: All parts that we sell enjoy 3 to 12 months warranty; if any parts breaks during warranty, just offer us the proof. We'll resend you new one!
<2>Delivery
Q: What if parts we order from you are lost during delivery?
A: We'll resend the parts!
3.Lead time
Q: How many days it takes before you deliver the goods to us?
A: We have most easily-damaged parts in stock, for small goods, we could deliver you the goods after order confirmation and receving the payment; for large quantity, we need 1 or 2 more days to order wooden box or pallet, 2-3 days to book flight/vessel and deliver the goods to named port/airport.