Runout detection device

Runout detection device, comprising:

• four feet, a base plate, a left spring, a left guide sleeve, a left screw, a left guide post, a support column, a right spring, a right guide sleeve, a right screw, a right guide post, a lateral formwork, a sliding sleeve, a lateral dial gauge, a lower dial gauge, a left vertical plate, an upper screw, a fixing block, an upper spring, a probe, a lateral screw, a head nail, lateral vertical plates, a bottom plate, an L-shaped plate and a lower spring,
• the four feet are fixed at four corners below the base plate;
• the left guide sleeve is fixed above the base plate;
• upper part of the left guide post is tapered, and lower part thereof is cylindrical and is matched with inner hole of the left guide sleeve;
• the left screw is fixed to upper end of the left guide sleeve, and top end of the left screw is matched with a slot in the left guide post;
• the left spring is installed in the left guide sleeve and provided under the left guide post;
• the support post is fixed above the base plate, and the right guide sleeve is fixed above the base plate;
• upper part of the right guide post is tapered, and lower part thereof is cylindrical and is matched with inner hole of the right guide sleeve;
• the right screw is fixed to upper end of the right guide sleeve, and top end of the right screw is matched with a slot in the right guide post;
• the right spring installed in the right guide sleeve and provided under the right guide post;
• the lateral formwork is fixed to right side of the base plate, parallel to the side of the work piece;
• the lateral formwork is provided with a sliding groove in the measured surface of the side of the measured work piece;
• the sliding sleeve is matched with the sliding groove in the lateral formwork;
• the lateral dial gauge is fixed to the sliding sleeve;
• Lower end measuring device comprises:
• the lower dial gauge is fixed to left side of the left vertical plate;
• the fixing block is fixed above the bottom plate and provided on right side of the left vertical plate;
• two lateral vertical plates are fixed above the bottom plate and respectively provided on front and rear sides of the fixing block;
• the L-shaped plate is installed between the two lateral vertical plates through pins;
• the lower spring is installed between the fixing block and the L-shaped plate and provided above the L-shaped plate;
• the upper screw is installed in upper part of the fixing block, and top end thereof is in contact with top end of left side of the L-shaped plate;
• top end of the probe is a ball and lower end thereof is a stepped cylinder, and the cylinder of the lower end of the probe is matched with a hole in right side of the fixing block;
• the upper spring is provided below the probe to ensure that the ball at top end of the probe is configured to be always lifted;
• the lateral screw is installed in right side of the fixing block, and top end thereof is matched with a slot in the probe;
• and the head nail is fixed to the L-shaped plate, and a ball at top end of the head nail is always in contact with the lower end of the probe.