17results about How to "Reduce chafing" patented technology

The utility model discloses a sorting device for agricultural product e-commerce. The sorting device comprises a sorting unit and a conveying unit, the sorting unit comprises a rack, a feeding opening, a screen drum, a screen drum driving motor, a screen drum connecting assembly, a shell and a sliding way. The conveying unit comprises a conveying belt and a flow guide partition plate assembly, the flow guide partition plate assembly comprises a fixing rod and a plurality of flow guide plates, every two flow guide plates form a group, the flow guide plates are oppositely arranged and connected to the fixing rod in a position-adjustable mode, and the two ends of the fixing rod are fixed to the two sides of the conveying belt. According to the fruit sorting machine, the flow guide partition plates capable of being flexibly adjusted are arranged on the discharging conveying belt, sorting results can be flexibly set according to the requirements of farmers, and the size standard of sorted fruits can be conveniently adjusted on the sorting screen drum through the use of the outer drum wall. In order to solve the buffering problem of the thin-peel fruits, the silica gel protruding heads distributed in an array mode are arranged in the screen drum, and the buffering pad is arranged at the bottom of the sliding way, so that scratching of the fruits in the sorting process can be effectively reduced.

The utility model relates to a bending die with roller pins, which comprises an upper die and a lower die, the upper die is a punch fixed on a punching machine tool, the lower die is fixed on the punching machine tool, the lower die comprises one or more pairs of bending blocks which are bilaterally symmetrical, and the roller pins are arranged at the junctions of the side surfaces and the upper surfaces of the bending blocks. The roller pin is used for reducing friction between a bent material and the lower die, and a receding space is formed below the roller pin and used for avoiding secondary friction between the bent material and the bending block. Fixed angles on the bending block are changed into the roller pins, when a bent material moves downwards, the roller pins start to move after making contact with the bent material, sliding friction between the bent material and the bending block is changed into rolling friction, the friction coefficient is decreased, scratches of the bent material in the forming process are reduced, and the bending quality of the bent material is improved. And the clearance is arranged below the roller pin, so that secondary friction cannot be generated between the bent material and the bending block, the maintenance frequency of the die is reduced, and the surface quality of a product and the production efficiency are improved.

The utility model discloses a stabilizer bar end forming forging and pressing die which comprises a lower die and an upper die, the lower die comprises a lower die plate, a lower forging and pressing block, a lower trimming and punching block and a lower shaping block, the lower forging and pressing block, the lower trimming and punching block and the lower shaping block are arranged on the lower die plate, and the upper die comprises an upper die plate, an upper forging and pressing block, a punch, an upper shaping block and an upper first fixing block, an upper trimming and punching block is arranged on the upper first fixing block in a sliding fit mode, the upper first fixing block is fixedly connected with a punch, and the upper forging and pressing block is arranged above the lower forging and pressing block. The upper trimming and punching block is arranged above the lower trimming and punching block, a first through hole matched with the punch is formed in the upper trimming and punching block, and a second through hole matched with the punch is formed in the lower trimming and punching block; the upper shaping block is arranged above the lower shaping block, the lower shaping block extends to form a protrusion, and the protrusion is matched with the depth and the hole diameter of a punched hole in the end of the stabilizer bar. By means of the mode, burrs generated when a product is punched can be removed, and factors influencing the appearance of the product are reduced.

The utility model relates to the field of valve production, in particular to an electrochemical polishing device of a valve, which comprises an electrolytic bath, a temperature controller, a cathode bar, an anode bar, a rectifier, a truss and a valve hanger, the top of the electrolytic bath is open, electrolyte is filled in the electrolytic bath, the truss is erected at the top of the electrolytic bath, and the valve hanger is mounted on the truss. The valve is hung on the valve hanger, the valve hanger comprises a motor, a planetary gear disc and a plurality of hanging shafts, the motor is mounted on the truss through a motor frame, the planetary gear disc is mounted on a driving shaft of the motor, the upper ends of the hanging shafts are mounted on planetary gears of the planetary gear disc, and the hanging shafts are vertically and downwards hung above the electrolytic cell. According to the device, the valves are hung, the uniformity and stability of a coating are ensured, the valves can be isolated and prevented from being in contact with one another, so that cross contamination is avoided, and each valve can be independently treated.

This utility model relates to the technical field of water diversion equipment for water conservancy projects, specifically a water diversion device for water conservancy projects, including a ditch body. The top surface of the ditch body is fitted with a gantry frame for support, and there are multiple sets of gantry frames. During the use of the water diversion equipment, the gate body inside the gantry frame, under the operation of the drive structure, raises and lowers via a chain and sprocket transmission structure, pulling the filter screen frame between the two sets of gantry frames and the ditch body. When the filter screen frame rises and falls, it drives multiple sets of T-shaped rings to engage and slide with the T-shaped shaft inside the ditch body, facilitating the guidance of the filter screen frame's rise and fall. This allows the filter screen frame to move more stably and reduces the possibility of random swaying and misalignment, enabling the filter screen frame to more stably lift and clean debris inside the ditch body.

The utility model discloses a blowing nozzle of a bottle blowing machine, which comprises a shell and a guide flange, a blowing nozzle core is arranged in the middle of the shell, the guide flange is arranged on the shell above the blowing nozzle core, a guide sleeve is arranged between the guide flange and the blowing nozzle core, and a sealing ring is arranged on the shell below the blowing nozzle core. According to the utility model, the guide sleeve guides the stretching rod, so that the stretching rod is prevented from bending, and the bottle blowing quality is improved; a sealing ring is arranged on the portion, located on the lower portion of the blowing nozzle core, of the shell, the blowing nozzle core is of a funnel-shaped structure, a plurality of through holes are formed in the blowing nozzle core, the blowing nozzle core extends into the bottle blank, the supporting stability of the bottle blank can be guaranteed, the sealing quality of the bottle is guaranteed, and the blowing nozzle core is fixed. And friction between parts and scratch to the interior of a bottle blank are reduced without moving up and down, so that the sealing effect of the bottle is further improved.

A manual empty and loaded vehicle adjustment device equipped with a pressure limiting valve comprises a pressure limiting valve, an empty and loaded vehicle conversion plug, a pressure reducing air cylinder and a brake pipeline; the empty and loaded vehicle conversion plug is provided with two positions, an empty parking position and a loaded parking position, and an exhaust hole; the upstream pressure input port of the pressure limiting valve is connected to the air brake of the vehicle, and the downstream pressure output port is connected to the brake cylinder; a branch is provided on the connection passage between the downstream pressure output port and the brake cylinder, and the branch connects the brake cylinder with the pressure reducing air cylinder, and the empty and loaded vehicle conversion plug is connected in series on the passage between the two; on the connection passage between the brake cylinder and the pressure reducing air cylinder, another branch is provided on the end of the empty and loaded vehicle conversion plug away from the brake cylinder, and the pressure reducing air cylinder, the brake cylinder and the empty vehicle pressure signal access port on the pressure limiting valve are connected; an empty and loaded position pressure display is provided on the valve cover of the pressure limiting valve. The device can be used to adjust the pressure of the empty and loaded vehicle brake cylinders, and can especially accurately control the pressure value of the empty parking brake cylinder to reduce the phenomenon of brake over-stickiness.

The present invention belongs to the technical field of processing new building materials, and specifically is a cutting device for manufacturing new building materials, comprising a cutting machine; a grinding assembly is provided on the rear side of the electric saw blade of the cutting machine; the grinding assembly comprises a connecting rod, a connecting block and a grinding unit; one end of the connecting rod is fixedly connected to the cutting machine housing, and the other end of the connecting rod is fixedly connected to the end surface of the connecting block; the cross-section of the connecting block is in the shape of an "I" character, and a plurality of grinding unit grinding wheels are installed in the two concave parts of the connecting block to grind the cut ends of the plates, and grind the burrs and sharp corners at the edge of the ports to be smooth and round, thereby reducing the possibility of the burrs and corners scratching and tearing some plastic film building materials after cutting, and reducing the possibility of the sharp burrs scratching the hands of workers, and at the same time, the plates are cut while the cut ends are polished, so that the plates can be put into use after cutting, reducing the trouble of subsequent polishing.

This invention relates to the field of gear processing and casting technology, specifically to a casting and forming device for processing planar helical cylindrical gears. The device includes a worktable and a vertical block on the worktable. A first rotating gear disk is rotatably mounted on one side of the worktable, and a lower mold is mounted on the first rotating gear disk. A mounting base is located on one side of the vertical block, and a rotating column is rotatably mounted inside the mounting base. An electric telescopic rod is located inside the rotating column, and an upper mold adapted to the lower mold is located at the telescopic end of the electric telescopic rod. A rotating assembly is also included, comprising a lower rotating module and an upper rotating module. Compared to existing technologies, this application uses the upper rotating module to drive the upper mold and the lower rotating module to drive the lower mold to synchronously output micro-rotation in opposite directions, causing the relative motion of the two molds to exhibit a helical composite trajectory. This allows for unlocking before gradual disengagement when there is a mechanical engagement tendency between the helical positioning teeth and the tooth cavity.

The utility model discloses a sock convenient for cleaning oil stain, which relates to the technical field of socks, and comprises a sock body, the sock body comprises an antibacterial sweat-absorbing layer and a small molecule coating, the bottom surface of the sock body is fixedly connected with a sole non-slip mat, and the top end of the sock body is provided with a connecting mechanism. The connecting mechanism comprises a telescopic ring fixedly connected with the sock body, and the surface of the telescopic ring is fixedly connected with a connecting belt and suede cloth. According to the sock convenient for oil stain cleaning, external dust and oil stain are prevented from entering the sock through the small molecule coating, and through the sole anti-skid pad, when a child plays on a floor tile and a wood board by wearing the sock, the sock is convenient to clean; the socks are separated from the floor, stains adhering to the surfaces of the socks are reduced, the stain resistance of the socks is improved, the connecting belts and the suede cloth are mutually clamped to form the openable fixing rings, and the fixing rings of the two socks are mutually staggered together, so that the lengths of the socks can be extended, and the socks are prevented from falling off when being aired.

This utility model discloses a quenching device for bearing ring production, comprising a main body, a connecting mechanism, and a stacking mechanism. The connecting mechanism includes a connecting frame and a placement frame, and the stacking mechanism includes a first placement frame and a second placement frame. With the cooperation of the above mechanisms, this device has fast changeover and high cycle time, completing loading and unloading in tens of seconds, reducing downtime and waiting time, increasing the overall production capacity of the line, and reducing secondary handling. The entire frame can be directly hoisted before and after quenching, reducing scratches and bumps caused by manual handling. In addition, the quenching device of this device covers multiple specifications of bearing rings, reducing the number of special machines, and the separation distance is designed according to the size to ensure consistent exposure of the heated surface and smooth flow of the cooling medium.

The application provides a control method and system of a cold-rolling mill group Calo Selle coiler, which comprises the following steps: step 1, collecting the control signals of the cold-rolling mill group, and determining the time point of tension setting switching through the collected control signals; step 2, obtaining the incoming material information of the cold-rolling mill group, and determining the rationality of the initial tension of the strip head entering the mandrel in combination with the given value of the coiler winding tension; step 3, determining the time point of state switching; step 4, performing the coiling control during the process of the strip head entering the mandrel to the outer ring winding; and step 5, gradually increasing the overshoot speed of the coiler based on the load feedback and the coiling length of the actual coiler, so as to establish the coiling tension and realize stable control. Through the determination of the load condition of the Calo Selle coiler of the cold-rolling mill group, the torque current setting and the speed setting of the coiler are controlled, so as to avoid the tension overshoot, reduce the slip of the strip steel and the mandrel, improve the coiling stability of the mill group, prolong the service life of the mandrel and reduce the scratch of the strip steel.

The application provides a ligature clip and a clip storage device, wherein the ligature clip comprises a first clip arm and a second clip arm, the first clip arm is formed with a locking hook, and the second clip arm is formed with a hook groove matched with the locking hook; the first clip arm has a first surface facing the second clip arm and a second surface facing away from the second clip arm, and a third surface and a fourth surface connecting the first surface and the second surface; the second clip arm has a fifth surface facing the first clip arm and a sixth surface facing away from the first clip arm, and a seventh surface and an eighth surface connecting the fifth surface and the sixth surface; the third surface and the fourth surface are flat and smooth; the seventh surface is provided with a first protrusion in a strip shape at a position close to the hook groove, the eighth surface is provided with a second protrusion in a strip shape at a position corresponding to the first protrusion, and the first protrusion and the second protrusion both extend outward beyond the hook groove; after the locking hook and the hook groove are matched, the second end of the first protrusion and the second end of the second protrusion are matched with the shape of the back of the locking hook and smoothly transition to the back of the locking hook. The ligature clip can reduce scratches and abrasions on the tissue in the body.

The utility model relates to the technical field of magnetic material conveying, and discloses a magnetic material lifting conveyor in order to solve the technical problems that an existing conveyor is unstable in conveying and low in efficiency. Comprising a main body frame, a console is arranged at the upper end of the main body frame, a lifting and conveying device is arranged in the main body frame, the lifting and conveying device comprises a device main body, a conveying assembly used for conveying is arranged on the device main body, and a linear guide rail used for moving the conveying assembly is arranged on the device main body; a ball screw used for controlling the conveying assembly to move up and down is arranged in the middle of the device body. When the device is used, a program of the device is set through a console, magnetic materials are conveyed through the conveying assembly during feeding conveying, then the conveying assembly is controlled by the ball screw to move on the linear guide rail, the conveying assembly can flexibly move up and down, and the magnetic materials are conveyed.

The utility model relates to a vehicle body sliding door groove sealing strip special-shaped notch composite cutting-up and punching device which comprises a female die assembly for fixing a vehicle body sliding door groove sealing strip, a material pressing power source is arranged above the female die assembly, the bottom of a piston rod of the material pressing power source is connected with a material pressing positioning block, and a cutter power source is arranged in front of the female die assembly. A piston rod of the cutter power source faces the female die assembly and is connected with a cutter, a scratching knife power source is arranged on the right side of the female die assembly, a piston rod of the scratching knife power source faces the female die assembly and is connected with a scratching knife fixing base, a 7-shaped installation frame is arranged on the scratching knife fixing base, and a scratching knife is installed on the rear side of the 7-shaped installation frame. And a guide block is arranged on a vertical plate of the 7-shaped mounting frame facing the female die assembly. The cutting-up and punching operation of the special-shaped notch of the sealing strip of the sliding door groove of the vehicle body is realized, the feeding resistance is reduced, the feeding efficiency is improved, the scratch of the appearance surface is reduced, the strength of the female die is improved, and the quality of the notch is improved.

This utility model relates to the field of cardboard box technology, specifically a cardboard box with a reinforced structure, including a box body. The bottom surface of the box body is provided with a cross plate for auxiliary support, and the outer side surface of the box body is bonded with vertical plates integrally constructed with the cross plate. There are multiple sets of vertical plates, and the multiple sets of vertical plates are integrally constructed with an opening plate bonded to the box body. In the process of using the cardboard box reinforcement structure, the frame structure composed of the cross plate and the vertical plates supports the box body and improves the overall strength of the box body. At the same time, when the internal reinforcement structure of the box body is connected with nuts, the vertical plates can better protect the box body, which can reduce the damage caused by friction of the box body itself, so that the box body can be used more stably.

The utility model discloses a negative pressure type brace. The negative pressure type brace comprises a brace body, the brace body is of a double-layer structure, a sealed cavity is formed between the inner layer and the outer layer of the brace body, and the cavity is filled with granular filler; in addition, the extraction opening is formed in the outer layer of the brace body, so that the brace body can achieve negative-pressure air extraction and normal-pressure recovery through the extraction opening. Compared with a traditional gypsum or hard brace, the negative pressure type brace provided by the utility model is more convenient to wear and can be shaped according to the shape of a limb, so that compression on a protruding part of the limb can be more effectively avoided, compression injury and discomfort related to the gypsum or hard brace can be reduced, more comfortable wearing experience can be provided, and the negative pressure type brace is suitable for being used in the field of medical equipment. Skin scratches and pressure points are reduced, a user can flexibly use the support at different times and under different situations, and the tightness of the support can be conveniently adjusted by changing the negative pressure in the cavity.