Ping-pong table bouncing light control Instrument

Ping-pong table bouncing light control device (portable) CX-7394 1. Scope: This test detects the device for elastically table tennis. 2. standard: QB / T 2700-2005 pong table 3. Work principle: according to the relevant standard table tennis table can be elastically bounce box test equipment consists of two parts and the data processor, at the top there is a bouncing rubber suction box. from the head, ping-pong table below for the location of the test, the test sample the ball in the end plate adjustable (standard table tennis table 300mm), put in a rebound in the side surface of the photoelectric sensor for the detection of table tennis with the No. When testing, the first rubber tip clenched suck table tennis, and then release it, so naturally fall table tennis, after photoelectric sensor, the device takes the time value of the first two by dropping the ball (according to GB / T20045-2005 5.2 Formula 2), calculate the rebound height of table tennis. This calculation is automatically calculated by the PLC and displayed on the display unit. 4. Main technical specifications: