2267results about How to "Reduce work intensity" patented technology

The invention relates to the field of numerical control machine tool cutting fluid cyclic utilization control, in particular to a numerical control machine tool cutting fluid cyclic utilization control system which comprises a machine tool equipment authentication module, a pumping module, a filtering module, a cooling module, a concentration adjusting module and a machine tool equipment scrapping module. The concentration adjusting module detects the concentration of the received standard cutting fluid, when the concentration is lower than a normal value, processing is conducted through all the devices, the pumping module monitors the cutting state of all machine tool equipment in real time and adjusts the pumping flow, and the filtering module removes impurities in the working cutting fluid according to all the devices. And the cooling module monitors and analyzes the temperature of each treatment cutting fluid according to a temperature sensor, so that the problems caused by a traditional cutting fluid use mode are solved, cyclic utilization of the cutting fluid is realized, and contribution is made to sustainable development of the manufacturing industry.

The utility model discloses angle steel cutting equipment which comprises a bottom plate, supporting legs are fixedly installed at the four corners of the bottom of the bottom plate, the left side of the top of the bottom plate is fixedly connected with a driving mechanism through a first telescopic piece, and a cutting and polishing mechanism is fixedly installed at the movable end of the driving mechanism. A vertical plate is fixedly mounted on the right side of the top of the bottom plate, an angle steel placing table is fixedly mounted on the inner side of the vertical plate through a second telescopic piece, and a pressing plate is fixedly connected to the right side of the top of the angle steel placing table through a third telescopic piece. The angle steel cutting equipment is reasonable in structural design and convenient to use, after angle steel is cut, the cutting face can be polished at the same time, two pieces of equipment are not needed for machining, the machining efficiency is effectively improved, the working intensity of workers is reduced, the investment cost of enterprises is reduced, and the use requirement can be comprehensively met.

The invention discloses a full-automatic interval shifting mechanism which comprises a bottom plate. A rodless air cylinder is fixed to the bottom plate. A carrying plate is fixed to a sliding block of the rodless air cylinder. A sliding rail is fixed to one side of the carrying plate. The sliding block is inserted on the sliding rail in a sleeving manner and fixed to the bottom face of a stirring paw installation plate. A pushing air cylinder is fixed to the other side of the carrying plate. The end of a push rod of the pushing air cylinder is fixed to a connecting part of the bottom face of the stirring paw installation plate. A proximity switch is arranged on the rear part of the carrying plate and corresponds to the rear side wall of the carrying plate. A plurality of stirring paws are fixed to the top face of the stirring paw installation plate. A transverse sliding rail is fixed to the bottom plate. A transverse sliding block is fixed to the carrying plate and inserted on the transverse sliding rail in a sleeving manner. An induction piece is fixed to the bottom face of the stirring paw installation plate. Two photoelectric sensors are fixed to the parts, close to the left side and the right side, of the bottom plate and correspond to the induction piece. The full-automatic interval shifting mechanism can automatically move a product machined at one position to a station at another position to be machined, and thus the manual cost and the working intensity are lowered.

The invention belongs to the technical field of deep learning, and discloses a road ancillary facility defect detection method and system based on deep learning. Guardrail target detection and classification are carried out, and accurate detection classification and accurate segmentation of guardrails and anti-glare panels are realized by using a deep convolutional network Point Rend model; guardrail deformation and fracture detection: when image target detection is carried out and the guardrail is deduced to exist in the image, the damage state of the tidy boundary of the guardrail is further judged, and the guardrail damage state comprises bending deformation and notch fracture; and anti-glare panel missing deformation detection: further judging the damage state of the anti-glare panel when image target detection is performed and the anti-glare panel is deduced to exist in the image. According to the invention, the damage condition of the ancillary facilities of the road along the way can be more conveniently obtained, and the work intensity and the work efficiency of maintenance personnel can be greatly reduced by combining the correlation of the detection vehicle related equipment and the road stake number.

The invention belongs to the technical field of termite prevention and control, and discloses an intelligent termite monitoring, early warning and automatic killing device and system.The automatic killing device comprises a controller, a bait frame, a pesticide spraying mechanism and a shell, a containing cavity is formed in the shell, and a plurality of luring through holes are formed in the shell in the shell thickness direction; the bait frame and the pesticide spraying mechanism are both arranged in the containing cavity. The bait frame is provided with a plurality of batten strips and at least one trigger batten. The output end of the pesticide spraying mechanism is located above the batten strips and the trigger battens. The controller is electrically connected with the pesticide spraying mechanism and the triggering battens, and the triggering battens are used for sending a first signal to the controller when the termites enter the containing cavity through the luring through holes and gnaw the triggering battens; the controller is used for controlling the pesticide spraying mechanism according to the first signal so that the pesticide spraying mechanism can spray pesticide liquid to all the batten strips and all the trigger battens. According to the technical scheme provided by the invention, intelligent termite killing is realized, the working intensity of workers is reduced, and the termite killing efficiency is improved.

The utility model discloses automobile support stamping equipment, which relates to the technical field of stamping and comprises a base plate, a gear motor is mounted at the top end of the base plate, the output end of the gear motor is connected with a turntable, and a plurality of groups of fixing components are circumferentially mounted on the edge of the turntable at equal intervals. A discharging assembly is installed at the top end of the base plate and located outside the set of fixing assemblies, each fixing assembly comprises a material plate, a stamping hole is formed in the middle of the top end of each material plate, a stamping part is placed at the top end of each material plate, and two L-shaped stop blocks are symmetrically installed at the rear end of each material plate and located at the corner of the corresponding stamping hole. A stamping part is placed on the material plate, the position of the stamping part is limited through the two sets of L-shaped stop blocks, then the two sets of fixing air cylinders push the two sets of T-shaped pressing plates to move downwards, the two ends of the stamping part are fixed through the free ends of the two sets of T-shaped pressing plates, and the stamping part can be conveniently placed and fixed through the structure.

The invention provides a geological exploration drilling device for geotechnical engineering and a using method thereof, and relates to the technical field of exploration drilling. The drilling device comprises a bottom table, an arched support, a guide support, a transverse shaft rotating table, a driving assembly, a clamping head, a Z-axis driving part, a drill rod, a sampling drill bit, a pipe storage frame, a pipe feeding tool and a clamping assembly. According to the geological exploration drilling device for geotechnical engineering, drilling work of large-depth holes can be completed by adopting the drill rod connected in a multi-section mode, the main body structure of the geological exploration drilling device for geotechnical engineering is small and convenient to move and use, and manpower and material resource cost can be saved when the geological exploration drilling device is applied to large-depth drilling work; in addition, the geological exploration drilling device for geotechnical engineering is provided with the transverse shaft rotating table and the pipe storage frame, the pipe storage frame is obliquely arranged to be in an L shape, a plurality of drill rods can be obliquely placed, the pipe storage frame is used in cooperation with the pipe feeding tool, the connection work of the multiple drill rods can be easily and efficiently completed, and the working intensity of large-depth drilling operation is further reduced.

The invention discloses a planned shutdown scheduling scheme optimization method for a refinery production device, and the method comprises the steps: collecting production device information and material inventory information according to the actual production process of a refinery plant, and constructing a basic scheduling model in a conventional operation state of the refinery plant based on the collected production device information and material inventory information. Solving the basic scheduling model according to the processing device information and the material inventory information to obtain a load reference value, a material trend reference value and a material inventory reference value of each production device; and then, on the basis of the solved load reference value, material trend reference value and material inventory reference value of each production device, a production device planned shutdown scheduling optimization model is constructed in combination with the refinery planned shutdown arrangement. And finally, solving the planned shutdown scheduling optimization model of the production device, and generating a planned shutdown scheduling scheme, thereby completing optimization of the scheduling scheme of the production device in the planned shutdown state.

The invention relates to the technical field of cable crimping, in particular to a special cable crimping device which comprises a main supporting plate, positioning units are symmetrically installed at the left end and the right end of the main supporting plate, the positioning units are used for installing the main supporting plate in a distribution box, and a horizontal sliding groove is formed in the middle of the main supporting plate. A connecting unit is slidably connected into the horizontal sliding groove through a horizontal sliding block, and a clamping unit used for positioning and crimping the special cable is arranged on the connecting unit. According to the special cable shaping device, the manual shaping element is adopted to shape a special cable, the workload and the working intensity of directly shaping the special cable manually can be reduced, the special cable is effectively shaped in cooperation with the grooved wheel, and meanwhile, the track sleeve is matched with the track rod to limit the moving track of the semicircular abutting block, so that the special cable is more stable and reliable. And the end of the special cable is ensured to stably face downwards, so that the stability of the end of the special cable after being clamped is ensured.

The utility model provides a waste heat recovery device, a graphitization furnace waste heat recovery device and a graphitization furnace waste heat recovery system. The waste heat recoverer comprises an outer sleeve, an inner sleeve and a body with a containing cavity, a partition plate is arranged in the body and divides the containing cavity into an upper cavity and a lower cavity, an outlet communicated with the upper cavity is formed in the body, and a first inlet and a second inlet which are communicated with the lower cavity are formed in the body. One end of the outer sleeve penetrates through the body and the partition plate to be communicated with the upper cavity, the other end of the outer sleeve extends out of the outer side of the body, the inner sleeve is arranged in the outer sleeve in a sleeved mode, a flow channel is formed between the inner sleeve and the outer sleeve, one end of the inner sleeve penetrates out of the outer side of the outer sleeve to be communicated with the lower cavity, and the other end of the inner sleeve is communicated with the lower cavity. And the other end of the inner sleeve is communicated with the runner in the outer sleeve. According to the graphitization furnace, the heat dissipation efficiency is greatly improved, the cooling period is shortened, heat in the graphitization furnace is collected in the form of high-temperature steam, and the heat is recovered.

The utility model discloses an automobile seat framework welding clamp which comprises a placing base, eight clamping assemblies are arranged above the placing base, and a supporting mechanism is arranged on the placing base. The clamping assembly comprises a fixing box, the top of the fixing box is rotatably connected with a bidirectional threaded short rod in a penetrating mode, the bidirectional threaded short rod is sleeved with two clamping plates in a threaded mode, one side of each clamping plate slidably extends out of the fixing box, and the two sides of each clamping plate are fixedly connected with side plates. According to the welding fixture for the automobile seat framework, the automobile seat framework can be subjected to multi-point-position clamping and fixing by arranging the eight clamping assemblies, and meanwhile, the positions of the clamping assemblies can be reasonably arranged by arranging the supporting mechanism, so that the clamping assemblies can synchronously fix a cushion framework in the horizontal direction and a backrest framework in the vertical direction; subsequent welding is facilitated, and the using effect is improved.

The utility model relates to mesh spot welding equipment. The mesh spot welding equipment comprises a controller, the reinforcing steel bar assembling platform comprises a frame body, a longitudinal positioning assembly used for positioning and placing longitudinal reinforcing steel bars and a transverse positioning assembly used for positioning and placing transverse reinforcing steel bars. The material preparation frame is provided with an upper-layer material preparation area and a lower-layer material preparation area which are used for placing the reinforcing steel bar assembling platform; the moving mechanism comprises a three-axis moving platform and a positioning frame used for positioning and placing the steel bar assembling platform, the three-axis moving platform is arranged close to the material preparation frame, the three-axis moving platform drives the positioning frame to move, and the positioning frame can directly face the upper-layer material preparation area and the lower-layer material preparation area; the spot welding mechanism comprises a first lifting assembly, a second lifting assembly and an electrode welding machine, the electrode welding machine comprises a machine table, a first electrode column and a second electrode column, the first lifting assembly drives the first electrode column to move up and down, and the second lifting assembly drives the second electrode column to move up and down. The mesh cutting device can be used for processing meshes of various specifications, and is simple and convenient to adjust and high in efficiency.

The invention belongs to the field of intelligent medical care, and discloses a method and system for managing infusion based on artificial intelligence. According to the invention, the infusion tube data, the infusion tube monitoring image data, the patient information feature data and the infusion reminding level are utilized to construct the multi-mode infusion management model; the constructed multi-mode infusion management model generates a current infusion reminding level for medical personnel in the infusion process of a patient according to real-time infusion tube data, real-time infusion tube monitoring image data and real-time patient information feature data which are received by a medical station and collected by each piece of medical equipment; the current infusion reminding level is sent to a screen of a nurse station and handheld terminal equipment, medical staff are reminded to go to a corresponding ward to withdraw a needle in time, transmission of infusion reminding level information is stopped, and accurate infusion nursing is achieved. According to the intelligent infusion monitoring system, infusion of infusion patients in all wards can be monitored in real time by medical staff, the intelligent infusion monitoring effect is achieved, the work intensity of ward patrol of the medical staff is reduced, and the doctor-patient contradiction is reduced.

An intelligent construction method for strip mine blasting comprises the steps that a blasting area measuring system is used for measuring multiple steps and a stratum structure in a strip mine field blasting area, and a three-dimensional model of the blasting area is established according to measured data; a throwing blasting design system is used for obtaining three-dimensional model data of a blasting area, and a drilling arrangement scheme, blasting parameters and charging structure data of each step are designed; an intelligent drilling system of the drilling machine obtains a drilling arrangement scheme and moves to a preset planned drilling position for drilling operation according to the drilling arrangement scheme; the intelligent charging system obtains blasting parameters, charging structure data and a drill hole arrangement scheme, an explosive mixed charging truck is controlled to reach a drill hole position, and charging operation is carried out in a drill hole according to the blasting parameters and the charging structure data; after the charging operation is completed, rock stratum blasting operation and coal seam mining operation are carried out; according to the invention, the construction precision of throwing blasting drilling and charging links can be improved, the working intensity is reduced, the construction efficiency is improved, the blasting effect is improved, and the production cost is reduced.

The invention discloses an automatic feeding device for livestock feeding, and belongs to the technical field of livestock breeding, the automatic feeding device comprises a bottom plate, a feeding trough is fixed on the side surface of the top end of the bottom plate, a material containing cylinder is arranged right above the feeding trough, and a moving assembly in transmission connection with a servo motor is arranged at the top end of the bottom plate; a discharging barrel communicating with the interior of the material containing barrel is fixed to the bottom end of the material containing barrel, a cleaning assembly is arranged outside the discharging barrel, and a material mixing assembly is arranged inside the material containing barrel; fodder in the material containing barrel falls into the feeding trough at a constant speed through the moving assembly, so that uniform feeding is conducted on the interior of the feeding trough, the utilization rate of the fodder is increased, the feeding cost is reduced, and the overall feeding efficiency is improved; feed is uniformly mixed through the material mixing assembly, auxiliary feed conveying and auxiliary discharging are carried out through the material mixing assembly, the problem of discharging blockage is avoided, the discharging speed of plastic is effectively increased, and it is ensured that good feeding can be conducted all the time.

The utility model relates to the field of handrail linking, and discloses an engineering construction handrail quick linking device which comprises a handrail body and a base, a threaded groove is formed in one side of the interior of the base, a bolt is in threaded connection with one side of the interior of the threaded groove, and a mounting block is fixedly connected to the upper surface of the base through the bolt; the mounting block is fixedly connected with the base through a bolt at the bottom, a connecting block at the bottom of the fixing block is inserted into a mounting groove in the top of the mounting block, and meanwhile, a pressing ejector rod slides downwards along the inner wall of a limiting groove; and a fixing hole in the bottom of the fixing block is rotated to the position aligned with the ejector rod, the ejector rod is pushed to move upwards through elastic potential energy generated by compressing a second spring, then the ejector rod moves into the fixing hole, and therefore the fixing block and the mounting block are mounted and connected, and the mounting efficiency of workers is improved. And the working intensity during installation is reduced.

The utility model relates to the technical field of grape juice processing, in particular to a grape pulping and winnowing device which comprises a screening box with an opening in the top face, a cleaning mechanism is arranged on the top face of the screening box, a vibration mechanism is arranged in the screening box, and L-shaped supporting blocks are fixedly connected to the two sides of the top ends of the two opposite side faces of the screening box. A feeding hopper communicating with the interior of the screening box is fixedly connected to one side face of the screening box, an L-shaped plate is fixedly connected between the two opposite side faces of the interior of the screening box, and a plurality of fans are fixed to the side face, corresponding to an opening of the screening box, of the L-shaped plate at equal intervals. According to the utility model, the plurality of fans are arranged below the screen, impurities can be adsorbed on the conveying belt under the action of the air suction pump and the plurality of fans, and small-particle grapes are prevented from being blown into the collecting bin along with the impurities, so that the small-particle grapes do not need to be picked out from the impurities by special personnel; and the working intensity of workers can be reduced.

The invention discloses a vacuum freeze dryer, particularly relates to the technical field of vacuum freeze drying, and comprises a drying chamber, a refrigerating system, a vacuum system, a heating system, a control system and an energy recovery device. The drying chamber is used for containing materials, the inner wall of the drying chamber is made of efficient heat insulation materials, the refrigerating system comprises a high-precision temperature sensor and an intelligent temperature controller, the refrigerating temperature fluctuation is accurately controlled within + / -1 DEG C, the vacuum degree fluctuation of the vacuum system is kept within + / -5Pa through a vacuum degree sensor and a stabilizing device, and the heating system adopts uniform heating elements. And it is ensured that the heating temperature nonuniformity is smaller than + / -1 DEG C, a control system achieves automatic drying, and an energy recovery device recovers waste cold and waste heat for other links. The problems that an existing vacuum freeze dryer is low in temperature control precision, unstable in vacuum degree, low in automation degree, low in energy utilization rate and the like are solved, the material quality can be effectively kept, the drying efficiency is improved, and energy consumption is reduced.

The invention relates to the field of coal gasification chilled water, in particular to a coal gasification chilled water filtering system which comprises at least two filter bodies connected into a coal gasification chilled water system and arranged in parallel, and each filter body comprises a shell, a V-shaped sieve plate, a sieve plate flushing assembly and a shell flushing assembly. According to the coal gasification chilled water filtering system, on-line automatic dual cleaning of the filter body can be achieved, under the condition that normal operation of the filtering system is not affected, high-pressure grey water of a coal gasification grey water system is used for cleaning the sieve plate from the upper portion through the top flushing spray head, the inner wall of the shell is flushed through the combination of the side flushing pipe, and the filtering effect is good. The flushing effect of the filter body is improved, the service life of the filter body is prolonged, recycling of the filter body is achieved, the problems that at present, ash blocks the filter, chilled water supply is insufficient, and a gasification furnace cannot operate for a long period are solved, the working intensity of workers is reduced, and the production investment cost is saved.

The invention discloses efficient snow removal equipment for a vehicle and a using method, and belongs to the technical field of snow removal equipment, the efficient snow removal equipment comprises a supporting cross beam, a snow shovel hinged to the side edge of the supporting cross beam, and a compression spring installed between the outer side of the snow shovel and the top of the supporting cross beam. The ice breaking mechanism composed of the control box, the vertical rod, the supporting block, the reset spring, the first shaft rod, the protruding block and the groove is arranged at the front end of the snow shovel, the driving mechanism is used for controlling rotation of the first shaft rod, the vertical rod can be driven to ascend and descend in a reciprocating mode, ice on the road surface is broken before snow shoveling, the functionality and the snow removing effect of the device are improved, and the practicability is high. And in addition, a conical block is hinged to the bottom end of the vertical rod and can rotate in the direction of the snow shovel, and reset of the conical block is controlled through a tension spring, so that after ice breaking, along with continuous movement of the vehicle, the conical block can apply certain thrust to broken ice blocks and loosen the broken ice blocks, resistance generated when the vehicle moves forwards cannot be increased, and practicability is higher.

The utility model discloses a chain connecting pin dismounting device which comprises a working table, supporting legs are vertically and fixedly connected to the periphery of the bottom of the working table, universal wheels are arranged at the ends, away from the working table, of the supporting legs, a pair of supporting frames are oppositely arranged on the working table, the supporting frames on the two sides are connected through a threaded driving rod, and a driving motor is arranged on the supporting frame on one side. An output shaft of the driving motor is connected with the threaded driving rod; the threaded driving rod is movably connected with a one-way hydraulic device, the threaded driving rod rotates to drive the one-way hydraulic device to do linear motion, the telescopic direction of a piston rod in the one-way hydraulic device faces the workbench, one end of the piston rod is connected with a pressing rod, and a plurality of through holes are formed in the positions, opposite to the one-way hydraulic device, of the workbench. A collecting mechanism is arranged at the bottom of the workbench opposite to the through hole. According to the utility model, the connecting pin between the chain rings can be quickly and efficiently disassembled and assembled when the chain rings are added.

The invention discloses an industrial dust remover convenient to clean, and relates to the technical field of industrial dust removers, the industrial dust remover comprises a box body and a dust removal assembly, and the dust removal assembly is arranged on one side of the box body; the dust removal assembly comprises a mounting groove, a sealing groove, a mounting frame, a sealing plate, a mounting opening, a rotating groove, a rotating plate, a partition plate, a filter bag, a ventilation opening, a ventilation spring, a ventilation plate, a tooth groove, a motor, a driving wheel, a water passing cavity and a cleaning opening, the mounting groove is formed in one side of the box body, the sealing groove is formed in one side of the mounting groove, and the mounting frame is connected into the mounting groove in a clamped mode. A sealing plate is connected to one side of the mounting frame, and mounting openings are formed in the sides, away from each other, of the mounting frame and the sealing plate. In the use process, the filter bags can be subjected to dust removal work in batches, and the filter bags can be conveniently switched, so that the filter bags with the reduced dust removal effect are cleaned, and tail gas after dust removal is used for cleaning and drying the filter bags, so that the cleaning effect of the filter bags is ensured.

The utility model discloses a furrowing and banking machine ridge surface shaping device, which relates to the technical field of ridgers, and comprises a ridger body, a driving mechanism and a ridging structure are arranged on the ridger body, the ridging structure comprises a support and two ridging push plates, the lower fixed end of each ridging push plate is rotatably connected to the support, and the ridging push plates are arranged on the support. A transmission mechanism is arranged on the support and provided with an eccentric output shaft, a T-shaped connecting piece is rotationally connected to the support, one end of a first connecting rod is rotationally connected with the eccentric output shaft, the other end of the first connecting rod is rotationally connected with the first end of the T-shaped connecting piece, and one end of a second connecting rod is rotationally connected with the upper rotating end of a ridging push plate. One end of the third connecting rod is rotationally connected with the upper rotating end of the other ridging push plate, and the other end of the third connecting rod is rotationally connected with the third end of the T-shaped connecting piece. According to the ridge surface shaping device of the ditching and banking machine, the ridging operation efficiency can be improved, and the working intensity can be reduced.

The invention relates to the field of road measuring devices, in particular to a road gradient measuring device and a measuring method.The road gradient measuring device comprises a vehicle body and further comprises a measuring box, a storage box is installed at the upper end of the vehicle body, the measuring box is located on the inner side of the storage box, driving wheels are installed at the front end and the rear end of the vehicle body, and the two driving wheels are located on the left side and the right side of the vehicle body; the outer sides of the two driving wheels are connected through a crawler belt, a box cover is installed at the upper end of the storage box, and the front end and the rear end of the measuring box are movably connected with the storage box through lifting assemblies. The measuring device is placed at the slope bottom of the road, the RTK positioning module collects information at different positions of the road through walking of the vehicle body, height information of the multiple positions of the road is obtained, remote control and data wireless transmission are achieved through the wireless module, personnel can conveniently control through terminal equipment, and in the measuring process, the measuring efficiency is improved. And personnel do not need to check and record data information all the time, so that the working intensity is reduced, and the convenience is improved.

The invention discloses a YOLOv10-based power transmission line insulator detection method and system, and the method comprises the steps: constructing an insulator data set; then, an insulator detection model based on the lightweight YOLOv10n network is constructed, that is, a ghost convolutional layer GhostConv based on GhostBottleneck module stacking is used for replacing an original common convolutional network of a Backbone network; a feature enhancement module ConcatBiFPN is used for replacing an original connection layer network of the Neck network, and an attention module ContextAggregation is arranged behind a feature extraction module C2FCIB of the Neck network; and finally, the insulator data set is sent to an insulator detection model based on lightweight YOLOv10n for model training to obtain an insulator detection model for insulator detection, so that the algorithm operation efficiency and accuracy are greatly improved.

A high-altitude operation construction vehicle with hoisting and cross arm assisting functions comprises a crane system, a caterpillar band chassis, a swing mechanism, a telescopic arm, a fly arm, a quick change device, a working platform and a cross arm assisting tool, the swing mechanism is installed on the caterpillar band chassis, the fixed end of the telescopic arm is hinged to the swing mechanism, the crane system is installed on the telescopic arm, and the fly arm is installed on the cross arm assisting tool. The flying arm is installed on the telescopic arm through a conversion device, the flying arm can be converted between a storage state and a working state through the conversion device, the flying arm is fixed to the fixed end of the telescopic arm in the storage state, the flying arm is fixed to the telescopic end of the telescopic arm in the working state, and the working platform is detachably connected with the flying arm through a quick change device. The cross arm auxiliary tool is installed on the working platform. The crane can be used as a crane and can also be connected with the working platform through the fly jib, and the cross arm is mounted through the cross arm auxiliary tool on the working platform, so that the operation intensity and risk of workers are greatly reduced, and the construction cost is reduced.

The utility model discloses a spacer dismounting tool, relates to the technical field of electric power transmission, and solves the problems that a spacer dismounting tool in the prior art wastes time and labor and has potential safety hazards. The clamping device comprises a handle and a clamping mechanism, the clamping mechanism is installed at the end of the handle, the handle is connected with a piston rod at one end of the clamping mechanism in a sliding mode, a clamping opening is formed between the clamping mechanism and the piston rod, and a driving mechanism used for driving the piston rod to stretch out and draw back is arranged in the handle. A battery is detachably connected to the lower portion of the handle and electrically connected with the driving mechanism. According to the utility model, the operation is time-saving and labor-saving, the working intensity of workers is reduced, the replacement efficiency of the spacer is improved, and the high-altitude operation risk caused by long-time operation is effectively reduced.

The invention relates to a circulating drilling machine with a drill rod automatically connected and a power head arranged at the top. Comprising a walking chassis, a mast, a power head and a drill rod, the mast is vertically arranged on the walking chassis, the power head is arranged on the mast, the power head moves up and down along the mast through a guide rail arranged on the mast and provides driving force through a set of chain driving mechanism, and the top of the drill rod is clamped through the power head; the drilling rod splicing device further comprises a drilling rod splicing module located beside the moving track of the power head, and the drilling rod splicing module is arranged at the lower end of the mast and used for clamping and transferring the drilling rod to the position below the power head, so that the drilling rod is continuously conveyed to the power head when the drilling rod needs to be spliced. According to the circulating drilling machine, a crown block and a matched winch in a traditional mast system are omitted, the structure of the whole machine is simplified, the circulating drilling machine can be matched with a power head driven by a chain on the premise of low clearance, and the high-rigidity and large-stroke drill rod delivery capacity is achieved.

The utility model provides a post-inflation device of a tire vulcanizer. A central device of the post-inflation device comprises a locking rod, an upper disc seat, an upper chuck, a lower disc seat and a lower chuck, the device further comprises an adjusting stud, an inner nut, an outer nut, a distance adjusting inner nut, a guide rod, a driven gear, a driving gear and a speed reducer. The adjusting stud is arranged on the locking rod in a sleeving manner; the inner and outer nuts are sleeved on the adjusting stud, and transmission threads on the inner side of the inner and outer nuts are matched with transmission threads on the outer side of the adjusting stud; transmission threads are arranged on the inner side of the distance adjusting inner nut and are matched with the transmission threads on the outer side of the inner nut and the outer side of the outer nut; the guide rod penetrates through the guide seat; the driven gear is fixedly connected to one end, close to the overturning beam, of the internal-external nut; and the driving gear is meshed with the driven gear. According to the utility model, the distance between the upper chuck and the lower chuck of each inflation station can be electrically adjusted, and an operator does not need to directly adjust the distance between the chucks manually on a machine table, so that the adjusting process is more convenient, the adjusting efficiency and accuracy are improved, and the operation safety of the operator is ensured.

The utility model provides a flour mill and a roll clearance adjusting mechanism. The roll clearance adjusting mechanism comprises a power component, an adjusting shaft and an adjusting arm, wherein the adjusting shaft is in transmission connection with the power part through a transmission part, and is driven by the power part to rotate; one end of the adjusting arm is axially mounted on the adjusting shaft in a sliding manner, and the other end of the adjusting arm is mounted on one of the two rollers, so that the two rollers are pushed to be close to or far away from each other when the adjusting shaft rotates. By means of the roll clearance adjusting mechanism, automatic adjustment of the roll clearance is achieved, the working intensity of operators is reduced, the working efficiency is improved, the accuracy rate of roll clearance adjustment is high, and then the yield and quality of agricultural product grinding are guaranteed.