Qingdao University of Technology

Shanghai Jinzhao Energy Saving Technology Co., Ltd

Chongqing University

Ningbo Sanhan Alloy Material Co., Ltd.

Xinjiang Jiang Ning Light Industrial Machinery Engineering Technology Co., Ltd.

Other

Qingdao Technological University

Inner Mongolia University for Nationalities

Qingdao Sisa Abrasives Co., Ltd.

Runze Li

Changhe Li

Yanbin Zhang

Yali Hou

Min Yang

Teng Gao

Huajun Cao

Naiqing Zhang

Dongzhou Jia

Wentao Wu

Xiufang Bai

Zhenjing Duan

Lan Dong

Mingzheng Liu

Xin Cui

Xiaoming Wang

Yonghong Liu

Wenfeng Ding

Menghua Sui

Qingan Yin

Xuefeng Xu

Bingheng Lu

Shuo Yin

Liang Luo

Haogang Li

Huaping Hong

Lizhi Tang

Haizhou Xu

Cong Mao

Ji Che

Yucheng Wang

Rong Wang

Yiping Feng

Zhenming Jia

Yitian Feng

Jun Wang

Qidong Wu

Zhen Wang

Han Zhai

Huayang Zhao

Mingcun Shi

Xianpeng Zhang

Baoteng Huang

Cai Wang

Heju Ji

Yaogang Wang

Benkai Li

Gao Teng

Leilei Zhao

Huaiyu Wang

Guangzhen Miao

Lei Zhao

Guotao Liu

Zhiguang Han

An electrostatic nozzle and a minimal quantity lubricating and grinding system for a controllable jet. An electrostatic nozzle includes a nozzle core, an upper nozzle body being connected above the nozzle core; an empty space being formed between the upper nozzle body and the nozzle core for storing compressed air and decompression; a lower nozzle body being connected below the nozzle core; a gas-liquid mixing chamber, an acceleration chamber, and a nozzle outlet being sequentially disposed inside the nozzle core from top to bottom; and micro-convex bodies being evenly arranged on an inner wall of the acceleration chamber.

Electrostatic nozzle and minimal quantity lubricating and grinding system for controllable jet

A multi-station self-positioning floating clamping and workpiece automatic flip intelligent fixture system includes a linear motion device, a workpiece automatic flip device and a self-positioning floating clamping device. A bottom portion of the workpiece automatic flip device is connected to the linear motion device, which drives the workpiece automatic flip device to move horizontally; the self-positioning floating clamping device clamps the workpiece, the workpiece automatic flip device is arranged opposite to the self-positioning floating clamping device, and the workpiece automatic flip device clamps the workpiece and drives the workpiece to turn over; and the workpiece automatic flip device includes a rotary cylinder, which is connected to a hydraulic cylinder, a piston rod of the hydraulic cylinder is connected to a mechanical claw opening-and-closing finger through a hinge mechanism, and the hydraulic cylinder reciprocates to drive the mechanical claw opening-and-closing finger to open and close to clamp or release the workpiece.

Multi-station self-positioning floating clamping and workpiece automatic flip intelligent fixture system

A multi-station turning tool includes a lower bottom plate mechanism. A first hydraulic pipeline arranged in hydraulic fluid to an upper and an end face clamping hydraulic cylinders; a supporting plate mechanism internally provided with an air-detection pipeline; a positioning mechanism includes a substrate and a plurality of supporting blocks; an upper clamping mechanism includes a V-shaped clamping block connected to an upper clamping big arm that's connected to the upper clamping hydraulic cylinder; an end face clamping mechanism includes an end face clamping block that's connected to an end face clamping big arm that's connected to the end face clamping hydraulic cylinder through a piston ejector rod; an end face clamping air-detection mechanism includes an air pressure detection component, connected to a controller, and is capable of detecting a pressure of the air-detection pipeline to identify working states of the positioning mechanism and the upper clamping mechanisms.

Multi-station turning tool bit milling fixture system

An oil mist recovery, separation and purification device for a minimum quantity lubricant (MQL) grinding process, including: a pneumatic separation mechanism, a pipeline and a fan fixedly connected with one end of the pipeline, wherein the fan is configured to form a negative pressure in the pipeline, one cone-shaped filter mesh mechanism is disposed in the pipeline, and a tip of the cone-shaped filter mesh mechanism faces the side of an air inlet direction of the pipeline; and a filtering and recovery mechanism connected with the pipeline and including a case body, a filtering mechanism and a recovery mechanism, wherein the case body is connected with the pipeline through a connecting part, and the filtering mechanism is connected with the recovery mechanism. The device can separate, recover and reuse oil mist particles in the air.

Oil mist recovery, separation and purification device for minimum quantity lubricant grinding process

A production line of a CA abrasive, including: a belt mold, the belt mold being provided with a cavity; a transmission device, configured to drive the belt mold to run; a slurry coating mechanism, configured to coat a slurry on a surface and into the cavity of the belt mold; a slurry scraping mechanism, configured to scrap the slurry coated on the surface of the belt mold into the cavity; a drying mechanism, configured to dry the belt mold so that the slurry is dried and precipitated into abrasive grains; a separation mechanism, arranged below the drying mechanism and configured to shake down the abrasive grains in the cavity of the belt mold by vibrating; a sweeping mechanism, configured to sweep slurry fragments of the belt mold after separation; and a release agent coating mechanism, configured to spray a release agent to the swept belt mold.

Production line of CA abrasive

A cam roller type horizontal extrusion cracking system for walnuts, including feeding, cracking and falling devices fixed accordingly on a stand. The feeding device includes a feeding box; an intermittent feeding roller is arranged therein; one side of the roller includes a feeding baffle plate, the other side includes an adjustable feeding scraper blade mechanism; and opposing feeding slots are formed in the roller. The cracking device includes an extrusion box body; movable and fixed tooth-shaped extrusion plates are oppositely mounted therein; one side of the movable plate opposite the fixed includes an extrusion cam; the plates have a plurality of tooth gaps; a walnut passes through the feeding device, falls into a gap between the plates; the cam drives the movable plate to do a periodic reciprocating motion, to synchronously cooperate with the fixed plate to perform extrusion cracking on the walnut.

Cam roller type horizontal extrusion cracking system for walnuts

The present invention discloses a multi-station adaptive walnut shell pre-breaking system, comprising a feeding device and a shell pre-breaking device. The feeding device comprises a feeding box, a single-helix twister and a double-helix twister are disposed in the feeding box, the single-helix twister and the double-helix twister rotate in opposite directions, and an adjustable spring partition is disposed below the single-helix twister and the double-helix twister; the shell pre-breaking device comprises a shell pre-breaking box, a plurality of squeezing stations are provided in the shell pre-breaking box, each of the squeezing stations is provided with a shell pre-breaking assembly, the shell pre-breaking assembly comprises a falling U-shaped plate and a squeezing U-shaped plate, a first end of the falling U-shaped plate is hinged to the shell pre-breaking box, a second end of the falling U-shaped plate is pushed to move by a falling cam, the end of the squeezing U-shaped plate opposite to the first end of the falling U-shaped plate is pushed to move by a squeezing cam, the end of the squeezing U-shaped plate opposite to the second end of the falling U-shaped plate is hinged to the shell pre-breaking box, the squeezing cam is in an outer dwell state when the falling cam moves, and the falling cam is in an outer dwell state when the squeezing cam moves.

Multi-station adaptive walnut shell pre-breaking system

The disclosure provides a milling system and method under different lubrication conditions. The system uses a tool to mill the workpiece, a force measuring system to measure the milling force, a tool change system to replace the tools, a tool storage to store the tools. It can store the tools, provide the lubricating oil to the milling surface, select different tools according to different processing conditions, select the best angle differences of the unequal spiral angle tools according to different conditions comprising dry cutting, casting-type lubrication, minimal quantities of lubrication or minimal quantities of nanofluid lubrication, and/or choose the optimal tool according to different cutting parameters in order to obtain the minimum milling force.

Milling system and method under different lubrication conditions

The present invention relates to a device for recovering, separating and purifying oil mist in a minimum quantity lubricant (MQL) grinding process, comprising: an air separating mechanism, which comprises a pipeline and a fan fixedly connected with one end of the pipeline, wherein the fan is used for forming negative pressure in the pipeline, at least one conical filter mesh mechanism is arranged in the pipeline, and a tip of the conical filter mesh mechanism faces one side of an air inlet direction of the pipeline; and a filtering and recovering mechanism, which is connected with the pipeline and comprises a tank body, a filtering mechanism and a recovering mechanism, wherein the tank body is connected with the pipeline by a connecting part, and the filtering mechanism is connected with the recovering mechanism.

Device for recovering, separating and purifying oil mist in minimum quantity lubricant grinding process

The disclosure provides a method and system for milling injected cutting fluid under different working conditions. By analyzing influence of airflow fields in a milling area under different working conditions on injection of cutting fluid, an influence rule of a helical angle and a rotation speed of a cutter on the flow field is quantitatively analyzed, an optimal target distance of a nozzle, an angle between the nozzle and a milling cutter feeding direction and an angle between the nozzle and the surface of a workpiece are comprehensively determined, the nozzle is set according to a determined setting manner, and lubricating oil is sprayed to the milling area by utilizing the nozzle.

The present invention discloses an integrated online measurement system for thermophysical property parameters of nanofluid cutting fluid, consisting of a gas path system, a fluid path system, a nanofluid thermal conductivity measurement device, a measurement device for a convective heat transfer coefficient and a nanofluid/workpiece heat partition ratio of the nanofluid cutting fluid, and a grinding force and grinding temperature measurement device or a milling force and milling temperature measurement device; the nanofluid thermal conductivity measurement device is located in the fluid path system; the gas path system provides pressure for the nanofluid in the fluid path system, two nozzles lead out from the fluid path system, and the nanofluid gas spray ejected by the nozzle I is sprayed onto the surface of a workpiece I to form the measurement device for the nanofluid convective heat transfer coefficient and the nanofluid/workpiece heat partition ratio; and the nanofluid gas spray ejected by the nozzle II is sprayed onto the surface of a workpiece II to form the grinding force and grinding temperature measurement device.

Integrated online measurement system for thermophysical property parameters of nanofluid cutting fluid

A bone surgery grinding experimental device capable of cooling and electrostatic atomization film formation, including a linear three-axis platform capable of moving front, back, left, right, up and down, an electric spindle and a workpiece fixing device, wherein linear three-axis platform includes an X axis structure capable of carrying out left and right movement, Y axis structure capable of carrying out front and back movement and Z axis structure capable of carrying out up and down movement, the workpiece fixing device is fixed on the Y axis structure, and electric spindle is fixed on the Z axis structure and is installed at workpiece fixing device's upper end; a grinding head is installed at the electric spindle's lower end, a grinding cooling device is arranged inside a grinding head handle or on the grinding head's surrounding, and an electrostatic atomization film formation device is arranged on the grinding head's surrounding.

Bone surgery grinding experimental device capable of cooling and electrostatic atomization film formation

Growing community of inventors

Qingdao, China

Runze Li