250results about How to "Reduce movement distance" patented technology

The utility model relates to a bag opening machine. A sewing device, a laser cutting device, a bag opening forming device and an accessory bearing device are arranged on a working table. The bag opening forming device comprises a folding mechanism and a material fixing mechanism, the folding mechanism is arranged above the material fixing mechanism, and the bag opening forming device can move on the working table; according to the pocket opening sewing processing technology, pocket opening cloth pieces are positioned on a pocket opening forming device, and the steps of cutting, folding, accessory installing, sewing, discharging and the like are sequentially carried out. The folding mechanism and the material fixing mechanism are integrated into a whole, and compared with the prior art, accessories such as bag eyebrows, bag cloth or zippers are not prone to deviation and displacement in the machining process, and the product quality stability is higher.

The invention relates to a bidirectional automatic seedbed and potted flower transfer device and method. The bidirectional automatic seedbed and potted flower transfer device comprises a conveying mechanism, a lifting mechanism, a push-pull mechanism, a grabbing mechanism, a conveying mechanism and a control system. The conveying mechanism comprises a seedbed frame, a motor, a chain, a transverse conveying supporting wheel and a chain wheel, the lifting mechanism comprises an air cylinder, a telescopic rod and a supporting rod supported on an air cylinder shaft and the telescopic rod, the push-pull mechanism comprises a push plate, a small air cylinder, a moving frame, a rail and a motor, and the grabbing mechanism comprises a portal frame and a mechanical arm. The conveying mechanism comprises a guide frame, an angle iron rail and a belt conveyor; the control system comprises a controller, a limit switch, a proximity switch, a magnetic reed switch and a photoelectric counter and is used for monitoring the position of the seedbed, accurately starting and stopping the seedbed and counting flowers. Bidirectional orderly automatic transfer of potted flowers entering and moving out of a cultivation greenhouse can be achieved, the working efficiency is improved, and the labor intensity is reduced.

The invention provides a centrally-mounted bag supplying and sorting system and method.The centrally-mounted bag supplying and sorting system comprises a fixed frame, a feeding and bag supplying mechanism, at least one sorting trolley movably installed on the fixed frame, a plurality of discharging sliding grooves installed on the fixed frame and a material receiving mechanism arranged on the outer side of the fixed frame, and the fixed frame and the feeding and bag supplying mechanism are fixedly installed; the sorting trolley can do reciprocating motion between the feeding and bag supplying mechanism and the discharging sliding grooves, the material receiving mechanism is provided with a plurality of material receiving frames corresponding to the discharging sliding grooves in a one-to-one mode, a feeding and bag supplying station is arranged in the fixing frame, and the feeding and bag supplying mechanism is arranged at the feeding and bag supplying station of the fixing frame. And the fixing frame is provided with blanking chutes and receiving mechanisms on different sides of the loading and bag supplying mechanism. After the middle bag supply structure is adopted, the moving distance of the sorting trolley in the extending direction of the fixed frame during single-time sorting can be shortened, then the time needed by single-time sorting is shortened, the number of the discharging sliding grooves and the number of the material receiving mechanisms can be relatively increased, and therefore the sorting efficiency is improved.

The invention relates to a 3D printing method capable of accurately arranging various powder materials and a printing device thereof. The 3D printing method comprises the following steps that at least two kinds of powder are placed in powder material bins with the corresponding number; each material in the same layer is arranged and formed after the former material is arranged and formed; the material arranging and forming method comprises the following steps that a powder distributing plate is moved to a powder material bin, the top face of the powder distributing plate is covered with an area where powder needs to be arranged through electrons, materials are adsorbed to the corresponding position of the bottom face of the powder distributing plate through charge polarization, and the powder distributing plate is moved to the position above a forming bin; electrons on the top surface of the powder distribution plate are removed to enable the powder to fall into a forming area, and the powder distribution plate is moved away for forming; thus, part forming is achieved by printing layer by layer in areas. Powder is adsorbed in a designated area through charge polarization, when the powder distribution plate moves to the corresponding position of the forming bin, adsorption of the powder distribution plate to the powder is eliminated, and multiple materials are accurately arranged on the same layer.

The invention relates to the technical field of infrared optical imaging, in particular to a low-sensitivity long-focal-length extremely-short-total-length medium-wave infrared zoom optical system, and aims to solve the problems that an existing medium-wave infrared zoom system is difficult to achieve long-focal-length zoom and has low sensitivity under the requirement conditions of large zoom ratio and extremely-short total length. The system is coaxially provided with a front fixed group, a zoom group, a compensation group, a rear fixed group, a secondary imaging group and a medium wave refrigeration detector along the direction of an optical axis, the front fixed group comprises a double-meniscus monocrystalline silicon lens and a double-meniscus monocrystalline germanium lens; the zoom group is a double-concave single crystal germanium lens; the compensation group is a double-convex monocrystalline silicon lens; the rear fixing group is a double-meniscus single crystal germanium lens; the secondary imaging group comprises a double-convex single crystal germanium lens, a straight surface single crystal germanium lens, a double-meniscus single crystal germanium lens and a meniscus single crystal silicon lens; the medium-wave refrigeration detector is coaxially and sequentially provided with a protection window, a cold diaphragm and a detector target surface, the protection window is located on one side close to an object space, and the detector target surface coincides with an image surface.

The utility model discloses a cover plate assembly of a battery and a single battery. The cover plate assembly of the battery comprises a cover body, the lower plastic is arranged on one side of the cover body in the thickness direction and stacked with the cover body; the pole is arranged on the cover body and the lower plastic in a penetrating manner; the connecting sheet is arranged on one side, far away from the cover body, of the lower plastic and is in welded connection with the post terminal, and two ends of the connecting sheet in the length direction are provided with bending parts which are bent towards the direction far away from the lower plastic. According to the cover plate assembly of the battery disclosed by the utility model, the pole group can be limited to move towards the lower plastic, the stability of the pole group is improved, and the moving distance generated when the pole group is subjected to thermal runaway is also reduced, so that safe structures such as an anti-explosion valve are prevented from being blocked, and the safety of the single battery is improved.

The invention relates to the technical field of gearboxes, in particular to an electric gearbox assembly which comprises a box body and a motor, a power transmission shaft is arranged at the power output end of the motor, an intermediate shaft is arranged in the middle of the box body, a synchronous gear ring is slidably connected to the middle of the intermediate shaft, a power output shaft is arranged in the middle of the lower end of the box body, and a shifting gear shifting mechanism is arranged in the middle of the box body. The shifting gear shifting mechanism is composed of a mounting column, a second spring, a second steel ball, a four-wheel-drive shifting fork, a locking column and a sleeve, the box body is formed by splicing a left box body and a right box body, transmission flanges are fixedly connected to the two ends of the power output shaft, and a motor connecting cover is fixedly connected to the connecting position of the left side of the box body and the power transmission shaft; a gear shifting rotating arm is rotationally connected to the outer side of the box body, the two ends of the gear shifting rotating arm penetrate through the box body, and a rocker arm plate is fixedly connected to the upper end of the gear shifting rotating arm.

The utility model discloses a vertical case unpacking machine, and relates to the technical field of vertical case unpacking machinery. The device comprises a box blank repository, an executing mechanism, a movable suction cup set assembled on the executing mechanism and a box body fixing assembly. The executing mechanism drives the movable suction cup set to suck a box body I on one side of a box blank in the box blank repository, take the box blank out of the box blank repository and move the box blank to the box body fixing assembly, and the box body fixing assembly fixes a box body II on the other side of the box blank. The box body II on the other side refers to the box body II located on the opposite side of the box body I sucked by the movable suction cup set in the box blank forming state; the executing mechanism drives the movable suction cup set to integrally do curve track motion, the movable suction cup set sucks the box body I to drive the box body I to do curve track motion, and the box blank is opened and formed. The vertical case unpacking machine can improve the case blank forming effect and the case blank forming success rate, and is particularly suitable for case blanks made of soft materials, case blanks which become soft due to large humidity or case blanks which are repeatedly used.

The invention belongs to the field of medical equipment, and provides POCT (Point of Care Testing) full-automatic chemiluminescence equipment, which comprises a mounting frame; the reaction bin assembly is arranged on the mounting frame, can reciprocate in the length direction of the mounting frame, and is used for loading reagent strips; the PMT assembly is arranged at the rear end of the mounting frame and located above the reaction bin assembly, the reaction bin assembly is used for moving the reagent strip to the PMT assembly, and the PMT assembly is used for conducting luminous value detection on the detection position of the reagent strip; the multi-channel parallel pretreatment device is arranged on the mounting frame and located in front of the PMT device, the multi-channel parallel pretreatment device is located above the reaction bin assembly and can reciprocate in the length direction of the mounting frame, and the multi-channel parallel pretreatment device is used for sucking and spitting samples from the reagent strips and transferring magnetic particles. According to the multi-channel parallel pretreatment device, the multi-channel parallel pretreatment device is movably arranged in the mounting frame and can move relative to the reaction bin assembly, so that the pretreatment speed of the multi-channel parallel pretreatment device is increased.

The invention relates to the technical field of sheet metal machining, and discloses a welding device for sheet metal machining. The welding device comprises a base, a rectangular strip is fixedly connected to the inner wall of the base, a workbench is slidably connected to the rectangular strip, a U-shaped support is fixedly connected to the top of the base, and a motor adjusts the height of the L-shaped support through a threaded rod; an L-shaped support drives the welding machine to move through an O-shaped plate, an electric telescopic rod is started, the electric telescopic rod pushes the O-shaped plate to move towards the right side to drive a large rack, the large rack drives a first rotating shaft to rotate clockwise through a large gear, the left side of the belt is shortened, and the right side of the belt is lengthened; the belt drives the rectangular sliding strip and the workbench to move towards the left side through the arc-shaped fixing block, so that the workbench and the welding machine move in opposite directions, the workbench moves towards the right side, the moving distance of a metal plate is reduced, the welding time is shortened, position deviation of the metal plate in the moving process is prevented, and the welding efficiency is improved.

The invention discloses a corrosion-resistant coating and a testing device, and relates to the field of coatings, the corrosion-resistant coating comprises a corrosion-resistant testing cabin, a top cover is mounted at the top of the corrosion-resistant testing cabin, a partition plate is fixedly mounted in the corrosion-resistant testing cabin, and two fixing plates are symmetrically mounted on the two sides of the partition plate in the corrosion-resistant testing cabin front and back; two clamping blocks are rotationally mounted at the positions, close to the two sides, of the top of the fixing plate, first springs are fixedly connected between the clamping blocks and the fixing plate, experiment plates are arranged at the positions, located on the two sides of the partition plate, in the corrosion resistance testing cabin, and the experiment plates are matched with the clamping blocks in an adaptive mode; sliding grooves are formed in one side of the partition plate and the two sides of the corrosion-resistant testing cabin in a penetrating mode, spraying rods are installed in the three sliding grooves in a sliding mode, spraying rotating structures are arranged on the two sides of the corrosion-resistant testing cabin, and by arranging the spraying rotating structures, the uniform spraying effect can be provided.

The venetian blind comprises a rectangular window frame, a plurality of venetian blind pieces, a lifting pull rope, a turnover ladder rope and a lifting turnover device, the venetian blind pieces are arranged in the middle of the window frame, one end of the lifting pull rope penetrates through the venetian blind pieces and is fixed to the lowest venetian blind piece, and the other end of the lifting pull rope bypasses the lifting turnover device. The middle part of the turnover ladder rope bypasses the two ends of the lifting turnover device and then is respectively connected with a plurality of venetian blind sheets from top to bottom; the lifting and overturning device comprises two rotating units which move at the same time, the lifting pull rope and the overturning ladder rope are matched with the two rotating units respectively, and the lifting pull rope drives the overturning ladder rope to move through the rotating units so that the shutter blind pieces can be overturned when opened and closed up and down.

The invention discloses a mobile robot performance system popularity racking method based on an improved TabNet algorithm. Comprising the following steps: collecting historical order data; the historical order data is preprocessed; a TabNet algorithm is improved, and a popularity model based on the improved TabNet algorithm is constructed; training a popularity model based on an improved TabNet algorithm by using the preprocessed data set, calculating a popularity score of each SKU, and performing real-time data updating and dynamic recalculation of the popularity score; and according to the SKU popularity score obtained through calculation, goods are put on different goods shelf areas. The invention provides a novel mobile robot performance system popularity shelving method based on an improved TabNet algorithm, so that high-popularity SKUs can be effectively identified and shelved in a concentrated manner through dynamic feature selection and a popularity scoring mechanism, thereby improving the order line hit rate of an RMFS system and optimizing the sorting efficiency.

The invention belongs to the technical field of grinding mills, and provides a large plane grinding miller and a grinding method.The grinding miller comprises a base, a moving plate is arranged on the base, a telescopic part is fixedly installed on the moving plate, the telescopic part points to the base, a lifting plate is fixedly installed at the output end of the telescopic part, and a communicating chamber is fixedly installed on the lifting plate; a partition plate is fixedly installed in the communicating chamber, a rotating shaft is rotationally installed in the communicating chamber and penetrates through the partition plate, one end of the rotating shaft extends out of the communicating chamber, and a rotating power piece driving the rotating shaft to rotate is fixedly installed on the communicating chamber. Compared with the prior art, the grinding device has the following beneficial effects that lubricating liquid and powdery chippings move upwards along the guide plate to leave the surface of a workpiece after moving to the guide plate, so that grinding chippings are cleaned, the moving distance of the grinding chippings on the surface of the workpiece is reduced, and the probability that the surface of the workpiece is scratched by the chippings is reduced; and the workpiece surface polishing effect is improved.

The invention is applicable to the technical field of metal smelting, and particularly relates to an electrolytic copper anode slime refining management and control method and equipment, and the method comprises the following steps: obtaining refining instruction information of anode slime in a refining workshop; based on the refining instruction information, area judgment is conducted before anode slime refining, and a refining area is obtained; based on the refining instruction information and the refining area, safety condition judgment is conducted before anode slime refining, and area safety information is obtained; based on the refining instruction information, the refining area and the area safety information, refining condition judgment is conducted before the anode slime is refined, and refining demand information is obtained; and controlling a refining management and control device to perform refining management and control on the anode slime according to the refining area, the area safety information and the refining demand information. According to the electrolytic copper anode slime refining control method provided by the invention, the safety of an operation area is improved, the precision of refining parameters is improved, and possible injuries to technicians and influences on other objects during working are reduced.

The utility model relates to a bearing inner ring outer raceway mirror surface grinding tool which comprises a base, a first positioning piece rotationally connected to the base, a sliding seat slidably connected to the base, a second positioning piece rotationally connected to the sliding seat and a driving piece for pushing the sliding seat to reciprocate, and the first positioning piece and the second positioning piece are coaxially arranged. The ends, close to each other, of the outer walls of the first positioning piece and the second positioning piece incline towards the axis direction. The bearing is clamped by the first positioning piece and the second positioning piece together, and the axis of the bearing coincides with the axis of the first positioning piece and the axis of the second positioning piece through the inclined side walls of the first positioning piece and the second positioning piece, so that the stable positioning of the bearing is realized.

The utility model relates to the technical field of vacuum gate valves, in particular to a novel vacuum gate valve which comprises a vacuum gate valve box with a feeding hole, a valve plate is arranged in the vacuum gate valve box, a sealing ring is adhered to the end face of one end of the valve plate, and the end face of the other end of the valve plate is fixedly connected with a driving connecting rod. The bottom of the driving connecting rod is connected with the driving end of the vertical air cylinder, the fixed end of the vertical air cylinder is slidably connected with the inner wall of the vacuum gate valve box, the outer surface of the driving connecting rod is connected with the connecting plate, the horizontal air bag is arranged between the connecting plate and the interior of the vacuum gate valve box, and the horizontal air bag is controlled to expand through a corresponding air pump. The connecting plate can be pushed to move forwards, the sealing ring connected with the valve plate and the vacuum gate valve box are attached together so as to achieve the sealing purpose, and the horizontal air bag is of a tire-like structure, so that compared with an air cylinder, the horizontal air bag is better in flexibility, larger in thrust, flexible in arrangement and not limited to a circle or an ellipse. And the size and the complexity of the system are reduced.

The invention discloses a dynamic storage location allocation and task scheduling integrated optimization method for batch warehouse-in and warehouse-out of a tobacco shred elevated warehouse. The method comprises the following steps: S1, carrying out coding design; s2, determining a warehouse-in and warehouse-out location optimization strategy; s3, distribution and scheduling of warehouse-in and warehouse-out storage locations; and S4, setting a penalty function. According to the method, the tobacco shred elevated warehouse is used as an important cache storage space in a production intermediate link, the same warehouse location is repeatedly used in the batch task completion process, the warehouse location utilization rate can be increased, and the situation that empty warehouse locations are not enough is reduced. The number of goods allocations of the high-rack warehouse is large, under the background of batch operation, the moving distance of the stacking machine can be reduced through the reasonable warehouse-in and warehouse-out operation sequence, and therefore the efficiency of the stacking machine is improved, and the operation time is shortened.

The invention relates to the technical field of intelligent storage, in particular to a low-carbon and efficient intelligent three-dimensional warehouse system and an operation method thereof. The method comprises the following steps: obtaining overall data of a three-dimensional warehouse, wherein the overall data of the three-dimensional warehouse comprises three-dimensional warehouse power consumption data, warehouse-in and warehouse-out order data, three-dimensional warehouse storage data, three-dimensional warehouse wharf position data and three-dimensional warehouse access equipment data; empty warehouse positioning is carried out on the storage data of the three-dimensional warehouse to obtain empty warehouse position data of the three-dimensional warehouse; performing channel network analysis on the empty warehouse position data of the three-dimensional warehouse and the wharf position data of the three-dimensional warehouse to obtain efficient operation area data; obtaining historical operation data of the three-dimensional warehouse; through comprehensive analysis and optimization decision, the purposes of efficient operation of the intelligent three-dimensional warehouse, energy consumption reduction and operation efficiency improvement can be achieved, and therefore a new thought and a new solution are provided for intelligent management of the three-dimensional warehouse.

The present invention provides a batching conveying device, which relates to the technical field of batching conveying, and includes: a support platform, a slide chute, a bracket, a first roller, a feeding shell for conveying the batching, a linear driver for driving the feeding shell to tilt, and a vibration source; a hopper is axially slidably connected in the feeding shell, a first rotation source is fixedly connected to the bottom surface of the feeding shell, a transmission screw is fixedly connected to the first rotation source, and the transmission screw is threadedly connected to the hopper; a discharge port is provided in the bottom wall of the hopper, a feed plate is hingedly connected to the side wall of the discharge port, the hopper moves into the feeding shell to close the discharge port, and a reset torsion spring is hingedly connected between the feed plate and the hopper. The present invention has the effect of reducing the aging rate of parts due to high temperature and reducing the probability of roller jamming during batching transportation.

This utility model discloses a dual-station sheet metal feeding device, comprising: a frame, a first feeding position, a first picking position, a second feeding position, a second picking position, and a discharging area. A first feeding trolley and a second feeding trolley are respectively provided at the first and second feeding positions. A first picking mechanism and a second picking mechanism are respectively provided at the first and second picking positions. Multiple backplates are placed on the first and second feeding trolleys. The first and second feeding trolleys can slide to the first and second picking positions respectively to pick up materials via the first and second picking mechanisms. A discharging platform is provided in the discharging area, which can slide along the length of the frame to the first or second picking position. This utility model reduces the footprint of the frame to adapt to areas with limited installation space, thereby improving work efficiency and reducing wear on the transmission mechanism.

The invention discloses an axial limiting pump head assembly for screwing a split plunger rod, and belongs to the technical field of plunger pumps, the pump head assembly comprises a pump head and a pump body which are detachably connected, the plunger rod is arranged in the pump head and the pump body in a matched mode, the pump head and the pump body can be matched and separated in the axial direction of the plunger rod, and the plunger rod is arranged in the pump head and the pump body. A connecting piece is arranged on the periphery of the matching position of the pump head and the pump body, the connecting piece is provided with a ring body making contact with the pump head and the outer surface of the pump body, the ring body is provided with an opening, and a fastener is connected to the opening of the ring body and used for adjusting the size of the opening. According to the plunger pump, rapid assembly and disassembly of the pump head and the pump body can be achieved, safety and stability are achieved in the disassembly process, the material replacement efficiency is improved, and the cleaning and disinfection cost of the plunger pump is reduced.

The garden water-saving road comprises a roadbed and drainage pipelines arranged on the two sides of the roadbed, sewage intercepting structures are arranged on the drainage pipelines, a collecting channel is arranged on one side in each drainage pipeline, and each sewage intercepting structure comprises a sewage intercepting net between the corresponding drainage pipeline and the corresponding collecting pipeline and a drainage cover plate arranged on the corresponding drainage pipeline. Filtering holes are formed in the sewage intercepting net at intervals, and the aperture of the filtering holes, close to the drainage pipeline, below the sewage intercepting net is smaller than that of the filtering holes above the sewage intercepting net; water taking holes are formed in the collecting channel at intervals. Water entering the collecting channel is filtered in a classified mode through the sewage intercepting net with different hole diameters, silt and the like deposited at the bottom of the drainage channel are further intercepted through the filtering holes with the small hole diameters, the impurity removal effect on the water flowing into the drainage channel is improved, the water quality is improved so that the water can be recycled for garden irrigation and the like, and water saving is facilitated; when the abutting plate rotates to be staggered with the drainage cover plate, the drainage cover plate can be conveniently opened to clean silt and the like deposited in the drainage channel, and operation is more convenient.

The application relates to the technical field of machining, and discloses a device for separating chips in cutting during aluminum alloy plunge milling processing, which comprises a milling machine body, a filtering mechanism fixedly connected to the center position of the inner wall of the milling machine body and used for preliminarily filtering the waste chips, a conveying mechanism installed on one side of the side surface of the filtering mechanism and used for conveying the preliminarily filtered waste chips to the next process, and a screening mechanism arranged on the side surface of the conveying mechanism and used for further filtering the waste chips. Through the preliminary filtering of the screen and the subsequent cooperation of the rolling wheel and the pressure plate, the large-particle metal can be preliminarily separated, and the small-particle metal can be subsequently treated, so that the further separation of the small-particle metal is facilitated, the separation effect of the metal waste chips in the cooling liquid is effectively improved, the double-layer separation is vertically distributed, the equipment occupied space is effectively reduced, the device is directly arranged in the internal space of the machine tool, and the use effect of the device is further improved.

The utility model relates to the technical field of semiconductor, especially is a kind of vacuum transmission cavity, including buffer cavity, transmission cavity and at least two cooling cavities, the two sides of cooling cavity are communicated with buffer cavity and transmission cavity respectively, the buffer cavity is provided with feeding cavity and discharge cavity, the transmission cavity is provided with at least one first process cavity, cooling cavity can fill or extract protective gas to adjust air pressure, the buffer cavity is equipped with first manipulator, and the transmission cavity is equipped with second manipulator;The utility model realizes wafer input and output path can be simultaneously independent operation, realizes parallel cooling;By feeding cavity and discharge cavity being concentrated in the side of buffer cavity, the compact layout of double cooling cavities is combined, reduce the moving distance of manipulator, shorten the transmission time of wafer, improve transmission efficiency.

The invention discloses a robot and a cliff detection device and method, and relates to the technical field of robot safety detection, the cliff detection device comprises a signal acquisition unit, a switch unit and at least one cliff sensor; the at least one cliff sensor is arranged on the robot, and each cliff sensor is connected with the signal acquisition unit; the signal acquisition unit is connected with the switch unit, the switch unit is arranged on a power supply line of the motor, and the motor is used for driving the robot to move; the cliff sensor is used for detecting the current distance between the robot and the front ground in real time and sending the current distance to the signal acquisition unit; and the signal acquisition unit is used for driving the switch unit to disconnect the power supply circuit so as to stop supplying power to the motor when the current distance sent by any cliff sensor is determined to be greater than a preset distance threshold value. The situation that the robot falls can be greatly reduced.

The utility model provides a batch full-automatic rubber coating device for rollers, and relates to the technical field of roller rubber coating, the batch full-automatic rubber coating device comprises a middle base, inner supporting rods and a feeding frame, the inner supporting rods are annularly arrayed on the outer side of the middle base, the feeding frame is arranged on the outer side of the middle base, and a middle electric rotating frame is rotationally arranged in the center of the middle base; a first telescopic cylinder is fixed to the upper portion of the middle base, a push ring is fixed to a telescopic rod of the first telescopic cylinder, a first tail connecting rod and a second tail connecting rod are rotatably connected to the tail of the inner supporting rod, the tail end of the first tail connecting rod is rotatably connected with a tail fixing column, and the tail fixing column is slidably connected with a tail sliding pipe. The two feeding push frames push the rubber sleeve and the roller body to move towards the inner supporting rod respectively, so that the operation of manually assisting in pushing the rubber sleeve into the roller body and the like is omitted, and the problem that the rubber coating position error is large and the stability of the rubber coating quality is not facilitated due to the fact that the rubber sleeve pushing position is not skilled by personnel is solved.

The utility model relates to the technical field of logistics transfer, and discloses a heavy logistics transfer device which comprises a base, an electric telescopic rod is fixedly installed on the top of the base, a connecting rod is fixedly installed on an output shaft of the electric telescopic rod, racks are fixedly connected to the two sides of the connecting rod, a rotating shaft is rotationally connected to the top of the base, and the rotating shaft is fixedly connected to the top of the base. And a gear is fixedly installed in the middle of the outer wall of the rotating shaft, a rotating support is fixedly installed at the top of the rotating shaft, a second motor is fixedly installed in the rotating support, and a second conveying wheel is fixedly installed on the outer wall of the second motor. The electric telescopic rod is shortened, the connecting rod and the rack move forwards, the second conveying wheel rotates clockwise, cargoes are guided to the front side outlet, the electric telescopic rod is extended, the connecting rod and the rack move backwards, the second conveying wheel rotates anticlockwise, the cargoes are guided to the rear side outlet, the moving distance of the bottoms of the cargoes is small in the whole process, and abrasion is reduced.

The utility model relates to the technical field of lithium battery positive electrode materials, and discloses a crushing device, which comprises a crushing assembly, a crushing assembly, a crushing assembly and a crushing assembly, and the crushing assembly is provided with a channel for materials to pass through; the discharging assembly is arranged above the crushing assembly, and the discharging assembly is suitable for storing materials and allowing the materials to pass through; and the at least two extrusion assemblies are movably arranged above the discharging assembly, and the at least two extrusion assemblies are suitable for moving in opposite directions so as to extrude materials stored on the discharging assembly. The at least two extrusion assemblies are arranged above the discharging assembly and move oppositely at the same time to extrude materials, so that the moving distance of each extrusion assembly is shortened, the extrusion speed is increased within the same time, and the production efficiency is improved; and secondly, the materials are extruded before being crushed, so that the size of the materials can be reduced, material blockage caused by overlarge size of the materials during crushing is avoided, and the service life of the crushing device is prolonged.