3. Common faults and techniques of Head sheaves and guide wheels castings and forgings

(1) For the burning tile problem of old structure Head head sheave sliding bearing, the lubrication mode should be improved; Because the crown wheel is installed on the derrick, it is inconvenient for daily maintenance, temperature alarm signal device should be added to timely maintain and prevent burning tile accident, or replace the original sliding bearing with rolling bearing structure.

(2) For the old structure of the pulley without padding in the rope groove, no padding can be added on the original rope groove, so it is necessary to replace the pulley with padding, and the adjacent assembly size can be kept unchanged to facilitate installation;

(3) For the mines with difficult transportation in mountainous areas or underground roadways, the crown wheel (guide wheel) can be replaced with a two-half structure or four-half structure.

FQA

Q: Why we believe in luoyang zhongtai industries co., ltd:

A: 1. More than 30 years experience.

2.We are the leading professional supplier of mining machinery, construction machinery, machines casting and forged parts.

3. All products achieved ISO9901:2000 quality management certificate and CE, ROHS certificates.

Q:Delivery time :

A: Parts lead time 1-2months, machines 2-3months.

Q:Payment terms :

A: Accept payment type: T/T, L/C, Western union,Cash. 30% deposit when signed contract. Full payment paid before shipping.

Q: Quality warranty?

A: Guarantee time: one year for main machinery. If something wrong we will provide the technical advice and find solution immediately. For those wearing parts we guarantee high quality parts for long-term supply.

Q: After sales service?

A: We can supply technical guide for machines running test and parts maintenance if end user needs.