101results about How to "Solve slippage" patented technology

The invention provides a self-adsorption type air pipe flange bolt screwing main body device and a control method. The device comprises a capturing module, a driving module, a recognition module, an adsorption module and a centralized control platform. Under comprehensive control of a centralized control platform, the device is adsorbed and fixed to the surface of the air pipe through the adsorption module, the capturing module drives a hydraulic rod through a driving motor, movement control over upper and lower clamping plates is achieved, the clamping plates clamp an air pipe flange, and the overall stability of the device is further improved. The recognition module collects relative position information of the device and a flange bolt hole in real time through a camera, the distance between the bolt hole and the device is accurately detected through an ultrasonic transmitting device, and then the movement distance of the device is dynamically adjusted in cooperation with the driving module. Through assembly type combined installation of multiple functional modules, automatic walking, precise positioning and stable screwing of the device on the surface of an air pipe are achieved, a mechanical arm is not needed, the device can be flexibly suitable for vertical air pipe flanges of different heights, the occupied space is small, and the scene applicability is good.

The utility model provides a mechanical arm based on closed-loop belt transmission, which comprises a driving unit, a big arm unit, a small arm unit and an end effector, a rotating outer shaft and a rotating inner shaft which are coaxially arranged are arranged on the driving unit, a first closed-loop belt wheel mechanism is arranged in the big arm unit, and a second closed-loop belt wheel mechanism is arranged in the small arm unit; wherein the big arm unit is connected with the front joint part of the small arm unit through the transmission end of the first closed-loop belt wheel mechanism, the driving end of the second closed-loop belt wheel mechanism is connected with the rear joint part of the big arm unit, and the end effector is connected with the transmission end of the second closed-loop belt wheel mechanism; a rotating outer shaft of the driving unit is connected with a front joint part of the large arm unit, and a rotating inner shaft of the driving unit is connected with a driving end of the first closed-loop belt wheel mechanism. The thickness of the mechanical arm is reduced, and slipping of the transmission belt is avoided.

The present invention relates to the technical field of power transmission line operation robots, and discloses an obstacle-crossing mechanism and method of an intelligent acceptance robot suitable for overhead power transmission lines, including an adjustable lifting leg fixing device and a lifting leg rotating device, wherein the adjustable lifting leg fixing device includes a parallelogram frame with four arms movably connected, and the frame is provided with a lateral adjustment mechanism for adjusting the spacing between opposite sides, and the lifting leg rotating device includes a plurality of lifting leg bodies, and the bottom of each lifting leg body is adjustable in horizontal position at the four vertices of the frame through a rotating drive assembly, and the top is provided with a wheel-foot driving assembly for hanging power transmission lines. The present invention can realize single-line obstacle crossing and double-line obstacle crossing, so that the operation robot has a strong adaptability, improves the adaptability of the entire system under different environmental conditions, and enhances the robot's anti-interference ability and operation reliability. Through this optimized design, the robot can complete the inspection task of the power transmission line more efficiently and stably.

The invention discloses a sensor based on rubber material processing, and relates to the technical field of sensors, the sensor comprises a connector shell, the top surface of the connector shell is provided with a transmitting end, the lower side of the inner wall of the connector shell is provided with a plurality of control devices, the plurality of control devices are connected in series through signal lines, and the signal lines are connected with the transmitting end. The plurality of control devices are all made of high-conductivity rubber materials, the bottom surface of the connector shell is fixedly connected with a fixing hole plate, and the left side and the right side of the interior of the fixing hole plate are each provided with a fixing cavity. An extrusion fixing mode is adopted, the device fixing convenience is improved, the device mounting and fixing difficulty is reduced, the problem of device surface damage can be avoided, the device use performance is improved, and the device is made of high-conductivity rubber control elements, so that the device is more convenient to use. The problem of mutual electromagnetic influence of surrounding control elements can be better avoided, and the transmission effect of the device can be better guaranteed.

A multifunctional trachea cannula fixator belongs to the technical field of medical instruments. The trachea cannula fixing device solves the problems that a device used in an existing trachea cannula fixing method is prone to injuring the face, the mouth and the lips of a patient, and oral cavity nursing is not convenient. The silica gel sleeve is sleeved on the outer side of the bite block, the clamping belt surrounds the outer side of the silica gel sleeve, the fixing belt is connected with the clamping belt, a sputum suction hole is arranged on the bite block, a plurality of suction holes are processed on the lower half part of the bite block, the suction holes are communicated with the sputum suction hole, a trachea cannula wrapping hole is further processed on the silica gel sleeve, and the trachea cannula wrapping hole is communicated with the trachea cannula wrapping hole. The trachea cannula catheter is placed in the trachea cannula wrapping hole. The multifunctional trachea cannula fixer has a good fixing effect on the trachea cannula, is fixed on the head of a patient through the fixing band to avoid irritation and injury to the skin of the patient, and also solves the problem that the adhesive tape slips off due to secretion of facial grease.

The invention discloses a modularized high-speed roller conveying line and a working method thereof, and relates to the technical field of roller conveying, the modularized high-speed roller conveying line comprises a stand, a plurality of rotating shafts which are evenly distributed at intervals are movably arranged on the inner side of the stand, roller bodies are arranged at the two ends of each rotating shaft, and trays are placed above the roller bodies at the two ends of each rotating shaft; two clamping grooves are formed in the bottom of the tray, the roller bodies at the ends of the rotating shafts correspond to the clamping grooves in a one-to-one mode, the roller bodies roll below the inner sides of the corresponding clamping grooves, a tooth groove is formed in the top wall of each clamping groove, a reinforcing assembly meshed with the tooth groove is arranged on the outer side of each roller body, and the roller body at one end of each rotating shaft is fixedly connected with the corresponding rotating shaft; the distance between the roller bodies at the two ends of the rotating shaft is changed through the adjusting assembly, trays of different sizes can be placed on the roller bodies at the two ends of the rotating shaft, and the trays within the wide size range can be conveyed.

The present application proposes a vehicle control method for a loader with automatic shoveling, which relates to the technical field of loaders. The method includes: a shoveling switch and an automatic shoveling switch are provided in the cab of the loader. When the shoveling switch and the automatic shoveling switch are in the on mode, the loader is controlled by the vehicle controller to complete the shoveling process. Specifically, in the automatic shoveling stage, the controller sends a command to the engine to move the loader forward, and controls the bucket cylinder and the boom cylinder to complete the intelligent drag reduction shoveling; in the automatic unloading stage, the controller sends a command to the engine to lift the boom cylinder to a fixed height, and the bucket cylinder is turned to pour out the material; in the automatic reset stage, the controller sends a command to the engine to control the loader to move backward, flip the bucket to a horizontal level, make the bucket face the material, and lower the boom to the height of the material. The present application using the above scheme realizes the intelligent drag reduction shoveling of the loader.

The utility model discloses a traction device for processing a nylon heat insulation strip, and relates to the technical field of heat insulation strip processing equipment. The traction device for processing the nylon heat insulation strip comprises a traction device main body used for traction of the nylon heat insulation strip; the driving wheel is positioned in the traction device main body; the driven wheel is located in the traction device body, and the driven wheel is located over the driving wheel; the adjusting part is located in the traction device body, the adjusting part is in sliding connection with the traction device body, and the adjusting part comprises a connecting block, a movable block and a connecting rod; and the pressure monitor is located between the connecting block and the movable block. According to the traction device for processing the nylon heat insulation strip, the influence on traction of the driving wheel and the driven wheel on the nylon heat insulation strip after the size of the nylon heat insulation strip is reduced can be avoided, and cooling gas can directly act on the nylon heat insulation strip through the arrangement of the cooling part, so that the cooling rate of the nylon heat insulation strip is increased.

This utility model relates to the field of power equipment technology, specifically to a short crossarm spacing adjustment and locking device, including a fixed frame, sliding cavities, an adjustment structure, and a locking structure. The fixed frame has two sliding cavities inside, and the adjustment structure is fixedly connected to the inner wall of each sliding cavity. The locking structure is slidably connected to the adjustment structure and is snap-fitted to the fixed frame. The adjustment structure includes a motor fixedly connected to the inner wall of the sliding cavity, and an A-screw is fixedly connected to the output end of the motor. A transmission belt is rotatably connected to the surface of the A-screw. This utility model, by setting up the adjustment structure and the locking structure, forms a mechanical lock. Through the composite design of "electric adjustment + spring-type mechanical locking," it achieves rapid and precise spacing adjustment, and the spring force combined with the slot provides a reliable anti-loosening effect, effectively preventing displacement of the short crossarm due to external vibration or changes in line tension.

The cyanobacterial bloom salvaging device comprises a rubber boat, the top of the rubber boat is fixedly connected with a sewage collecting pool, the rear side of the sewage collecting pool is fixedly connected with a lifting mechanism, the top of the front side of the lifting mechanism is fixedly connected with an air flotation machine, and the air flotation machine is fixedly connected with a water outlet of the air flotation machine. A slag scraping plate is fixedly connected to the top of the air flotation machine, a shovel plate is fixedly connected to the front side of the top of the sewage collection tank, a traction rope roller is arranged in the middle of the top of the rear side of the sewage collection tank, and a positioning mechanism is fixedly connected to the middle of the rear side of the sewage collection tank; by arranging the rubber boat, the sewage collection tank, the air flotation machine, the slag scraping plate, the shovel plate, the traction rope roller and the positioning mechanism, efficient salvage and collection of cyanobacterial blooms are achieved; an operator only needs to float the whole device on the surface of a water pool through a rubber boat, and cyanobacterial blooms are conveyed into a sewage collection pool through a shovel plate and separated through an air flotation machine.

The utility model provides a water area cultivation parameter data monitoring device, which relates to the technical field of water area cultivation parameter data monitoring devices, and comprises a monitoring analyzer, a connecting port is arranged at the bottom of the monitoring analyzer, a connecting end is inserted into the connecting port, one end of the connecting end is fixedly connected with a connecting wire, and the other end of the connecting wire is fixedly connected with the water area cultivation parameter data monitoring device. One end of the connecting line is fixedly connected with a monitoring probe, an anti-falling device is arranged at the bottom of the monitoring analyzer, a storage device is fixedly connected to the side face of the monitoring analyzer, the anti-falling device comprises a fixing plate fixedly connected to the surface of a connecting port, and a clamping plate is slidably connected to the side face of the fixing plate; a clamping block is fixedly connected to one end of the clamping plate, a clamping groove is formed in the surface of the clamping plate in a clamped mode, a round strip is fixedly connected to the inner wall of the clamping groove, and the round strip is a rubber strip.

The utility model relates to the technical field of clinical nursing, in particular to a bandage type oropharyngeal airway applicable to different facial forms, which comprises an airway body, a fixing cylinder fixedly sleeved at the end of the airway body, and a wearing component arranged on the fixing cylinder and used for wearing the airway body on the faces of people with different facial forms. The wearable assembly comprises two fixing holes, the two fixing holes are symmetrically formed in a fixing cylinder, and sliding rods are slidably inserted into the two sides of the fixing cylinder; by pulling the pull block, the pull block can drive the sliding rod and the positioning piece to compress the spring, then the adjusting belt is pulled, the adjusting belt can slide in the fixing hole, the length of the adjusting belt can be adjusted, then the pull block is released, and at the moment, the spring rebounds the positioning piece due to the elasticity of the spring until the positioning piece and the rubber pad abut against the adjusting belt. The adjusting belt can be stably positioned in the fixing hole, stable wearing can be facilitated, and the adjustable facial mask can be suitable for patients with different facial forms to use by adjusting the length of the adjusting belt.

The invention belongs to the technical field of aluminum profile manufacturing, and particularly relates to an aluminum profile extrusion die rapid replacement industrial robot workstation which comprises containing bins arranged at the top of an AGV die replacement trolley in pairs, and the containing bins measure the distance of a die in real time through laser measurement and control assemblies and drive the containing bins to move. The limiting block is used for adapting to and constraining molds with different sizes; the size of the mold is measured in real time through the laser distance measuring sensor, the containing bin is driven to drive the double-cone limiting wheel to apply self-adaptive lateral constraint from the two sides, molds of different sizes are matched, the high-frequency mold changing production requirement is met, inertial offset of the mold in the moving process is restrained, and accurate butt joint of an extruding machine is guaranteed; the containing bin rotates to drive the second baffle to synchronously turn over to the feeding and discharging side of the die, four-direction limiting is jointly formed by the second baffle, the induction type limiting plate, the limiting wheels and the like, the horizontal position of the die is guaranteed in the transferring process, the hidden danger that the die slides or falls is avoided, and the butt joint precision of the follow-up die is guaranteed.

The invention discloses a precise positioning slope monitoring device for rare earth ore mining, and relates to the technical field of rare earth ore mining, the precise positioning slope monitoring device comprises a ground and a core driving assembly, a support is anchored on the ground, a monitoring module is installed at the top end of the support, and the core driving assembly is installed in a support notch. The core driving assembly comprises a cylinder body fixedly installed at the top end of the notch of the support. According to the precise positioning slope monitoring device for rare earth ore mining, aiming at the pain points that rare earth ore weathering crust loose soil is weak in binding force and prone to sliding, in the first stage, occlusion anchoring is formed through radial expansion of the barb type anchor flukes, the binding force of the main anchor rod and the loose soil is greatly improved, and the sliding problem of a traditional anchor rod is solved; in the second stage, axial tensioning and radial anchoring are cooperated, the anchoring effect is doubly strengthened, the characteristic that the rare earth ore soil body is low in shear strength is adapted, in the third stage, the auxiliary anchor rod permanently assists in anchoring, a multi-directional reinforcing system is formed, and the extreme instability scene can be effectively dealt with.

The invention discloses an agricultural machine, a steering control method and device thereof and a medium, and belongs to the technical field of agricultural machines. The method comprises the following steps: estimating an ideal yaw velocity and an ideal side slip angle of the agricultural machine; the actual yaw velocity and the actual side slip angle of the agricultural machine are obtained; based on a first difference value between the ideal yaw velocity and the actual yaw velocity and a second difference value between the ideal side slip angle and the actual side slip angle, executing a feedback control algorithm to determine a compensation yaw moment of the agricultural machine; and based on the compensation yawing moment, adapting to the current steering working condition and carrying out rear wheel torque optimal distribution for the agricultural machinery. Smooth and stable walking and steering can be achieved, and the problem that the agricultural machine slips due to unreasonable drive torque distribution under the working condition that the adhesive force is very low is solved.

An automatic telescopic conveyor includes a frame and a conveyor belt. A fixed frame is mounted on the frame, and a first support plate is fixedly mounted on the fixed frame. A receiving roller is mounted on the first support plate. A first cylinder is mounted on the frame, and a movable roller is mounted on the first cylinder. A sliding frame is mounted on the frame, and a second support plate is mounted on the sliding frame. A tension adjustment frame is mounted on the second support plate, and side baffles are mounted on the second support plate. A second cylinder is mounted on the second support plate, and a scraper is mounted on the frame. The side baffles on the first and second support plates effectively prevent goods from exceeding the sides of the conveyor belt during transport, avoiding the situation where goods rub against the outer structure and fall off, thus improving the safety and integrity of goods transport. It solves the problem of slippage caused by changes in conveyor belt tension during telescopic belt conveyor adjustment, improving transport efficiency and reducing potential dangers.

The utility model relates to an industrial robot installation base with a damping mechanism, in particular to an installation base which comprises a base body, the front face and the back face of the inner wall of the base body are in sliding connection with the front faces and the back faces of two connecting plates respectively, and damping assemblies are arranged on the lower surfaces of the connecting plates. The upper surfaces of the two connecting plates are fixedly connected with a power box, the lower surface of the inner wall of the power box is rotationally connected with the lower surface of the connecting column, the industrial robot is buffered and damped through a shock pad and a damping shock absorber, meanwhile, the shock pad can increase the friction force between the bases, the industrial robot is placed more stably, and the service life of the industrial robot is prolonged. The air cylinder drives the mounting plate and the universal wheels to move downwards to support the base to move upwards, the height of the base and the industrial robot is increased, meanwhile, the base is separated from the ground, the base and the industrial robot are moved through the universal wheels, and the problems that an existing device bears large pressure, and movement and slipping may occur are solved.

The utility model discloses a yarn disc control system, including frame, control unit, yarn disc, driving gear and driven gear, control unit fixedly set up on frame, yarn disc rotatable installation is in on frame, the output shaft of control unit is connected with driving gear fixedly, driven gear is connected with yarn disc, driving gear is engaged with driven gear. This yarn disc control system effectively avoided the problem of yarn disc slip, can stable accurate control yarn disc movement simultaneously, and long service life, and the installation and maintenance are convenient.

The utility model discloses a kind of feeding mechanism of intermediate frequency electric furnace, it is related to the technical field of intermediate frequency electric furnace auxiliary equipment.The mechanism includes base plate and the universal wheel being set to the bottom of base plate, support plate and inclined bracing plate are equipped on base plate;Inclined bracing plate is equipped with inclined transmission assembly, the component includes driving gear shaft, driven gear shaft and the tooth transmission belt of meshing transmission, several transmission plates are equipped with on tooth transmission belt surface interval;Horizontal transmission assembly is further equipped on base plate in the feed inlet of inclined transmission assembly, and horizontal transmission assembly includes support seat and first conveyor belt.The utility model is conveyed by horizontal conveyor belt and tooth transmission belt with transmission plate relay, not only realizes the automatic conveying of material from low to high furnace mouth, and utilizes gear meshing transmission to avoid heavy load skidding, cooperate transmission plate effectively prevent the rolling phenomenon of irregular heavy material such as scrap steel in the process of inclined lifting, substantially improve the safety and efficiency of feeding.

This application relates to the field of speaker enclosures, and more particularly to a speaker knob locking structure, comprising: a knob body, one end of which has a shaft hole, and the other end has a knob head; a spring mounting groove is provided below the shaft hole, and a spring is installed in the spring mounting groove; a control switch, one end of which has a rotating shaft, one end of which is rotatably connected to the end face of the control switch, and the other end of which is inserted into the shaft hole; when the rotating shaft is inserted into the shaft hole, an anti-rotation structure is formed between the rotating shaft and the shaft hole, and at the same time, the spring abuts against the rotating shaft to lock the knob switch and the rotating shaft together. At this time, rotating the knob head causes the knob body to drive the rotating shaft to rotate on the end face of the control switch. Compared with the prior art, this application, through the plug-in locking design, eliminates the step of tightening screws during assembly, realizes quick tool-free installation, effectively simplifies the production process, and reduces assembly costs.

The invention relates to the technical field of clamping mechanisms, in particular to a positioning and clamping mechanism which is used for clamping a material box, the material box comprises a first pressed surface and a second pressed surface, the first pressed surface is parallel to the second pressed surface, the distance between the first pressed surface and the second pressed surface is defined as a target length, and the target length is larger than the target length. Comprising a tool piece and a clamping assembly, and a positioning groove is formed in one side of the tool piece in the linear direction. According to the positioning and clamping mechanism, due to the fact that the technical means that the positioning groove is formed in one side of the tool piece is adopted, the material box is stably positioned in the positioning groove, the target gap exists between the material box and the clamping piece when the clamping assembly is in the pre-clamping state, the target gap is smaller than the depth of the positioning groove, and therefore the positioning and clamping efficiency is greatly improved. The problem that in the prior art, the material box slides due to the fact that the material box is not tightly clamped in the initial clamping stage is effectively solved, stability and positioning accuracy in the clamping process are achieved, and it is ensured that the material box can be accurately placed when transferred to the next work station.

The utility model relates to medical instrument technical field discloses a cheek tongue mucosa protection device, including blade foot, the upper end fixed mounting of blade foot has connecting rod, the one end of connecting rod is away from blade foot and is with handle swing installation through quick -release component, the outer wall fixed sleeve of handle has the protective sleeve, the outer wall evenly distributed of protective sleeve has antiskid convex stripe, the back of blade foot is hinged to one -numbered protection board through first hinge. The utility model through the cooperation between blade foot, handle, protective sleeve and antiskid convex stripe, utilize the setting of antiskid convex stripe, realized the contact action of staff hand and handle, effectively solved the problem that handle slips in the hands of medical staff because of the smooth surface, adopt the mode that antiskid convex stripe and staff hand directly contact, increased the friction of handle and medical staff hand contact surface, thereby reinforced the stability of protection device in the use process.

The utility model discloses a steel ball adding device for a ball mill, which belongs to the technical field of ball milling and comprises a movable chassis, a belt type lifting mechanism and a power driving mechanism, the belt type lifting mechanism and the power driving mechanism are fixedly connected onto the movable chassis, and the power driving mechanism is in transmission connection with the belt type lifting mechanism. The belt type lifting mechanism comprises a conveying barrel of a square section structure, and the conveying barrel is obliquely arranged upwards. A feeding hopper is arranged on the upper side of the lower end of the conveying barrel, and a discharging hopper is arranged on the lower side of the high end of the conveying barrel. The two ends of the conveying barrel are rotationally connected with a driving roller and a transmission roller correspondingly, the driving roller and the transmission roller are sleeved with a transmission belt, and a plurality of lifting hoppers are arranged on the outer surface of the transmission belt at equal intervals in the advancing direction. According to the steel ball adding device disclosed by the utility model, the movable chassis is matched with the belt type lifting mechanism, so that automatic adding of ball-milling steel balls can be realized, and the steel ball adding efficiency of the ball mill is improved.

This utility model belongs to the field of disposable glove technology, and particularly relates to a disposable PE antibacterial glove, comprising a glove body and a wrist portion located at the open end of the glove body; the outer surface of the glove body is provided with a metallic tin fish scale embossed layer; the scale units of the metallic tin fish scale embossed layer are arranged in a hexagonal pattern, the thickness of the scale unit is 1.5~2.5mm, and the spacing between adjacent scale units is 0.1~0.2mm; the glove design enhances grip performance, and through the metallic tin fish scale embossed layer and specific arrangement, increases friction, reduces the risk of items falling, and improves operational stability; improves safety during use, solves the slippage problem, and reduces the risk of contamination and injury, making it particularly suitable for the medical and food industries; improves work efficiency, avoids repeated picking up of dropped items, and makes operation smoother; improves the user experience, reduces the inconvenience of glove slippage, and makes operation easier and more convenient; expands application areas, solves the slippage problem, and makes disposable PE antibacterial gloves suitable for more fields requiring anti-slip properties.

The utility model discloses a kind of stable devices for chemical synthesis pharmaceutical, relate to chemical synthesis pharmaceutical technical field, including base, the both ends of base top are along vertical direction fixedly installed with vertical plate, two The horizontal direction is provided with crosspiece between the vertical plate, the front side of the crosspiece is symmetrically movably provided with two connecting pieces and positioning member, triggering control assembly for controlling the clamping force of positioning member is arranged between the connecting piece and positioning member;The utility model can make two connecting pieces and positioning member close to each other by opening driving part, when positioning member and reagent bottle abut, positioning member is pushed by reaction at this time, so that positioning member and fixing piece compression spring, when touch button and striker abut, touch button can control LED light to light up at this time, personnel can close motor by observing LED light to light up at this time, can be realized without clamping damage reagent bottle, and reagent bottle can be stably fixed again.

The present invention relates to the technical field of aluminum profile conveying, specifically to a conveying device and a conveying method for aluminum profile production, including side panels, conveying components and counterweight components, wherein there are two side panels, which are symmetrically distributed front and back, the conveying component is located between the front and rear side panels, and the counterweight component is located between the two side panels. The conveying component drives the aluminum profile to be conveyed to the right, and the gravity of the counterweight component pulls the spur rack downward, and the spur rack moves downward to drive the spur gear meshing with it to rotate, and the rotation of the spur gear further drives the screw rod to rotate, and the rotation of the screw rod produces a thread thrust effect with the inner thread hole, and then the telescopic column slides along the inside of the telescopic slot to the outside, and the telescopic column then drives the positioning block to move together, and the front and rear positioning blocks move, thereby clamping the aluminum profile in the front and rear directions. Therefore, when there is a height difference in conveying, the aluminum profile will not slip, and the conveying effect is better.

The invention provides an oil-water separation device which is used for separating oil stains in a water tank. The oil-water separation device comprises a shell, a driving wheel arranged at one end of the shell, a synchronous belt arranged on the driving wheel in a surrounding manner, a driven wheel arranged in the synchronous belt and positioned on one side opposite to the driving wheel, and a driving mechanism for driving the driving wheel to rotate; the shell is detachably arranged on one side wall of the water tank; an oil scraping plate and an oil guide groove connected with the oil scraping plate are arranged on one side wall, close to the synchronous belt, of the shell; the side, close to the driven wheel, of the synchronous belt can stretch into the water tank, the driving wheel drives the synchronous belt to rotate to adsorb oil dirt in the water tank and convey the oil dirt to the oil scraping plate, and the oil dirt on the synchronous belt is discharged through the oil guide groove through the oil scraping plate. According to the oil-water separation device, the synchronous wheel is meshed with the synchronous belt, so that the belt is prevented from slipping and deviating, and the oil removal efficiency is improved.

The invention discloses intelligent processing equipment for a high polymer material, belongs to the technical field of crushing equipment, and is used for solving the technical problems of slipping and wire drawing during crushing and grinding of polytetrafluoroethylene. The intelligent processing equipment for the high polymer material comprises a crushing mechanism, an embrittlement mechanism and a grinding mechanism; a pair of crushing rollers is rotationally connected into the first shell, and the space in the first shell is divided into a first cavity and a second cavity through the crushing rollers, wherein the first cavity and the second cavity communicate with each other. The device has the beneficial effects that the phenomenon of wiredrawing is inhibited while the problem of slipping of polytetrafluoroethylene fragments is avoided, and the continuous and efficient crushing process is ensured; a plasma embrittlement and liquid nitrogen freezing embrittlement two-stage embrittlement process is adopted, so that polytetrafluoroethylene particles are easy to break in the grinding stage, a sieve plate and nitrogen micro-positive pressure auxiliary screening are combined, powder with the target particle size can be stably obtained, and the particle size uniformity of the product is remarkably improved.

The utility model relates to the technical field of auxiliary hoisting devices, in particular to an auxiliary hoisting device for engineering construction. The device comprises a portal frame, universal wheels are installed at the lower end of the portal frame, anti-shaking assemblies are arranged on the two sides of the portal frame, a first installation frame and a second installation frame are fixedly connected to the upper end of the portal frame, a first pulley is rotationally connected to one side of the first installation frame, and a first motor is installed on one side of the first installation frame. The output end of the first motor is fixed to the first pulley, the arc surface of the first pulley is fixedly connected with a steel wire rope, one side of the second mounting frame is rotationally connected with a second pulley, the steel wire rope is erected on the second pulley, and the lower end of the steel wire rope is fixedly connected with a fixing plate. The problems that the prefabricated slab is bound through the binding belt and then is lifted and transferred, and when jolting occurs in the transferring process, the prefabricated slab may slip off from the binding belt are solved.

The utility model provides a kind of portable PVC board positioning cutting workbench, including workbench, cutting piece and base, four sets of correction mechanism are arranged in equal angle on workbench, correction mechanism includes mounting block, guide rod, spring, clamping block, driving slope, drive rod, sliding block and slide rail, mounting block is installed on workbench, guide rod is passed through mounting block and is connected with clamping block, spring is sleeved on guide rod, the both ends of drive rod are respectively hinged in clamping block and sliding block top end one side.The utility model is in cooperation with slide rail by the drive rod of correction mechanism, sliding block, realizes the automatic horizontal correction of PVC board, solves the positioning deviation problem caused by lack of correction device of traditional cutting workbench, improves cutting accuracy, reduces manual intervention;By dust cover and external negative pressure device cooperation, the instant collection of cutting process debris is realized, the problem of scattered debris polluting environment is solved, the operation area is kept clean, and safety is improved.