By Maquina corrugadora Maykwa | 15 October 2022 | 0 Comments
Advantages and Disadvantages of Automatic Pre-feeder
Advantages and Disvantages of Automatic pre-feeder
It isn't commonly used for domestic enterpriese equipped automatic pre-feeder , the common practice is manually pre-feeder, or if better, semi-auto pre-feeder is used. Automatic pre-feeder is a necessary production equipment in Europe , which can greatly reduce the number of pre-feeder operators.
Auto pre-feeder is divided into top printing machine pre-feeder and bottom printing pre-feeder, if a top pritning machine with push feeder. The front piling cardboard must be turned upside before it can be used. because the cardboard coming out of corrugator is in the condition of inner layer upward and face layer downwarrd, which is not suitable for the top printer. The top printer paper feeder is suitable for impose feeding made for transmission.
Table: comparsion of manual, semi-auto and auto pre-feeder
| Item | Manual pre-feeder | Semi-auto Pre-feeder | Auto Pre-feeder |
| Number of operators | 3 | 2 | 0 |
| Speed(double wall) | 150 sheets/min | 200pcs/min | 350pcs/min |
| Labor itensity | High | Average | Low |
| Advantages | it is conveient to finish small orders and remove defective cardboard | Easy to finish small orders and remove defective cardboard | lower labor cost and high productivity |
| Disadvantages | high labor cost and low speed | high labor cost and maintenance | High maintenance requirement |
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