Spiral Bevel Gear,Steel Stainless Spiral Bevel Gear,Gearbox Spiral Bevel Gears,Spiral Bevel Pinion Jiangsu Juli Gear Co., Ltd. , https://www.spiral-bevelgear.com
The earliest application of gates in China was used in subway projects during the 1980s. As the main equipment of the "automatic ticket checking machine" in the "automatic ticket checking system AFC", the gate is also the earliest and most extensive understanding of the gates. In the late 1990s, gates gradually appeared in ordinary civilian and commercial occasions, including office buildings, supermarkets, scenic spots and even high-end residential areas.
It should be pointed out that the gate and the ticket gate are not identical concepts. The ticket checking machine includes an automatic ticket checking machine and a portable ticket checking machine. The automatic ticket checking machine is a specific application of the gate machine combined with the ticketing system. The range of gates is wider, as long as it is used for managers to flow in and can meet one pass only one device can be regarded as a generalized gate.
According to the different control methods of the movement, it is divided into mechanical, semi-automatic and fully automatic. Some manufacturers refer to semi-automatic as electric and automatic as automatic.
1. The mechanical type controls the movement of the blocking body (connected to the movement) by manpower, and the mechanical limit controls the movement of the movement;
2, semi-automatic is to control the movement and stop of the movement through the electromagnet;
3. Fully automatic is to control the movement and stop of the movement through the motor.
The opening and closing of the blocking body is further controlled by controlling the movement and stopping of the movement. According to the number of movements and blocking bodies included in the same gate, the gate can be divided into a single movement (including one movement and one blocking body) and a double movement (including two movements and two blocking bodies). , in a bilaterally symmetric form).
According to the difference between the blocking body and the blocking mode, the gate can be divided into three roller gates, swing gates, wing gates, translation gates, high turns gates, and one gates.