Dumper unloading system is one of the main products of Dalian Tongda mining and Metallurgical Machinery Co., Ltd. Dumper unloading system is an efficient and special unloading equipment used to dump the bulk materials such as coal, ore, chemical raw materials, etc. which are loaded by the general open car of the railway. The equipment is widely used in the basic industries such as metallurgy, electric power, chemical industry, port and wharf.

FZ1-2A型“C”形翻车机主要由本体、重车调车机、空车调车机、迁车台、夹轮器、双臂推车器、安全止挡器、液压系统等组成。

Fz1-2a "C" car dumper is mainly composed of body, heavy car dumper, empty car dumper, transfer platform, wheel clamp, double arm pusher, safety stop, hydraulic system, etc.

重车调车机是折返式翻车机卸车线成套设备中的重要设备，用来牵引整列重车前进一个车位，牵引单量重车至翻车机内指定位置，并把翻车机内的空车推送到迁车台上。目前已在码头、电厂、钢厂、焦化厂等大型企业散装物料输送系统上获得广泛应用。采用齿轮齿条传动，工作平稳，定位准确；拨车臂俯仰有两种结构形式：齿条油缸+活配重式和齿条油缸+平衡油缸。

The heavy car shunter is an important equipment in the complete set of equipment of the unloading line of the turn back dumper, which is used to pull the whole heavy car forward to a parking space, pull the single volume heavy car to the designated position in the dumper, and push the empty car in the dumper to the transfer platform. At present, it has been widely used in bulk material transportation system of large enterprises such as wharf, power plant, steel plant, coking plant, etc. It is driven by gear and rack with stable operation and accurate positioning. There are two types of structure for pitching arm: rack cylinder + live weight type and rack cylinder + balance cylinder.