Push-back rack also known as push-in rack, puts the tracks on the common pallet rack. By adjusting the installation position of the bem, the track will be inclined. The pallet trolley will be crossed on the track through the bearing. Under the action of the gravity of the pallet trolley and cargo, when the current end cargo is taken away, the rear pallet will small. The car will slide forward automatically. This kind of shelf only need a few forklift passages, which can greatly improve the utilization rate of warehouse space.
The Push-back rack has a higher space utilization ratio than ordinary shelf for it may have multiple pallet positions along the depth direction. Compared to cutthrough type shelf, it has higher safety and working efficienty and is widely used in sectors such as refrigeration house, books, electronics, and food.