Citic Dicastal Co., Ltd

Jinqi Lyu

Zhigao Yin

Hanbao Sun

Zhihua Zhu

Chunhai Liu

Zuo Xu

Yingfeng Wang

Zhipeng Li

Guoyuan Xiong

Yongning Wang

Honglei Liu

Bao Zhang

Lei Jiang

Qingbo Kong

Liang Huang

Guogang Chen

Hongfu Jin

Yuqiang Wang

Yanfu Xu

Lijun An

Hongmei Liu

A first harmonic runout simulation hub includes a measuring disc and a clamping portion detachably fixed together, in which the clamping portion is fixed in the middle of the measuring disc; the clamping portion includes a first positioning hole for positioning and clamping, the first positioning hole is a cylindrical hole, and the cylindricity of the first positioning hole is smaller than a preset value; the outer circumference of the measuring disc includes a measuring cylindrical surface having a preset axial length and a bus parallel to an axis of the first positioning hole, the radial distance between the axis of the measuring cylindrical surface and the axis of the first positioning hole is greater than a preset value, and circular runout test values on the measuring cylindrical surface are preset first harmonic runout values.

First harmonic runout simulation hub

A simulation hub includes an end plate, a clamping portion and a measuring disc, in which the clamping portion and the measuring disc are both detachably fixed to the end plate; the clamping portion includes a first positioning hole for positioning and clamping, the first positioning hole is a cylindrical hole, and the cylindricity of the first positioning hole is smaller than a preset value; the outer circumference of the measuring disc includes at least a measuring cylindrical surface having a preset axial length and a bus parallel to an axis of the first positioning hole, and circular runout test values of the measuring cylindrical surface are preset first or second harmonic runout values; and the outer diameter of the measuring cylindrical surface is adapted to the inner diameter of the first positioning hole.

Simulation hub and verification method

A three-coordinate measuring system includes a three-coordinate measuring apparatus, and a type collector for a product to be measured; the apparatus is provided with a probe, and a control component which controls motion of the probe through a measuring program preset according to product type of the product to be measured, the control component is electrically connected to the probe; the type collector includes an optical collecting head capable of scanning a graphic identifier, the optical collecting head is electrically connected to the control component; the control component acquires the product type of the product to be measured according to the graphic identifier scanned by the optical collecting head, and call a corresponding measuring program to control the motion of the probe in order to measure the product to be measured and acquire measuring data, a method for three-coordinate measuring is also provided.

Three-coordinate measuring system and method

A device for detecting the leak rate of a leak is employed to realize a detection method for detecting the leak rate of a leak. The device includes a gas storage tank for storing a detection medium, a connecting piece, a detection valve arranged on the connecting piece, a sealed container and a balance for measuring the weight of the sealed container. The device can detect the leak rates of leaks within the range of 1&#xd7;10&#x2dc;1&#xd7;10Pa&#xb7;m/s.

Device and method for detecting leak rate of leak

The invention provides an automatic constant pressure device for a hub tire system. The device comprises a valve nozzle, air pipes, valves, a pneumatic slip ring, a hub, a pressure relief valve, a tire, a main shaft, an air storage tank, a vehicle-mounted air source and the like. Two valve holes are machined in the hub of the device. The valve nozzle with a tire pressure sensor is installed at one valve hole, and the pressure relief valve is installed at the other valve hole. The tire pressure is detected by the tire pressure sensor. The valve is controlled to inflate through the valve nozzle, and the pressure relief valve is controlled to relieve the pressure. The device has the characteristics of scientific detection principle, simple and reasonable structure and the like.

Automatic constant pressure device for hub tire system

A device for removing a valve hole sealing substitute from a hub includes an industrial camera, a removal manipulator, a rotary encoder, a rotary spindle, a processor, a frame and a console, wherein the console is installed on the frame, the console is connected to a production line by a roller bed, a color identification camera and the industrial camera are respectively installed on the frame and aligned with the console, the rotary spindle is installed below the console and configured to drive the hub above the console to rotate, and the removal manipulator is arranged above the console. The device and method solve the problem of relying on personnel to remove the valve hole sealing substitute, improve the labor productivity, and improve the automation of the hub production process.

Device for removing valve hole sealing substitute from hub

A device for detecting the balance of a hub valve hole that includes a hub conveying roller bed configured to sequentially convey a hub from an upstream of a conveying belt to a hub identification device and a valve hole balance detection device until the hub leaves the valve hole balance detection device, wherein the hub identification device includes an electronic belt scale configured to obtain the weight of the hub and an industrial camera configured to take a photo of a wheel disc of the hub when the hub is conveyed to the hub identification device. The device can accurately identify the hub type and then automatically complete the valve hole compensation function of balance detection through the combination of the above components, program control and an algorithm, thereby improving the automation level and reducing the repeated operation of an operator.

Device for detecting balance of hub valve hole

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Qinhuangdao, China

Jinqi Lyu