130results about How to "Avoid affecting efficiency" patented technology

The invention discloses an intelligent efficient warehousing system. The intelligent efficient warehousing system comprises a plurality of warehouse mechanisms, a plurality of transfer rails, two conveying rails and a plurality of shuttle vehicles, wherein each warehouse mechanism is composed of four columns of storage racks which are horizontally arrayed in the longitudinal direction, at least one transfer rail penetrates through a transfer area in the longitudinal direction, the two conveying rails are separately arranged at the head ends and the tail ends of the warehouse mechanisms, at least one shuttle vehicle is arranged on each transfer vehicle, at least one shuttle vehicle is arranged on each conveying rail, and transfer mechanisms used for transferring goods and position sensors used for positioning are mounted on stacking machines and the shuttle vehicles. The shuttle vehicles having a moving speed higher than that of the stacking machine work on the transfer rails below thestorage racks, the stacking machines having the lower moving speed reach the corresponding storage racks first after receiving an instruction, the shuttle vehicles on the conveying rails transfer goods onto the shuttle vehicles on the transfer rails, and then the goods are transferred onto the stacking machines, so that the goods are transferred at a higher speed, the situation that the efficiencyis affected due to a low moving speed caused when the stacking machines are loaded with the goods is avoided, and the service life of the stacking machines can be prolonged.

The invention relates to a statistics data integration method and system. The integration method comprises the following steps of obtaining and arranging metadata, and describing the metadata according to a preset description standard to obtain description information; obtaining a data file, and associating the data file with the description information to generate a file in a standard format; and analyzing the file in the standard format to obtain a standard information model file, and performing storage. The method and the system have the beneficial effects that statistics business personnel can be facilitated to perform standard description on data, and the formed description information can be directly used by computer systems, so that the statistics data integration quality and efficiency are greatly improved.

The invention discloses photocuring environment-friendly type weather resistance PVD (physical vapor deposition) finishing coat and a preparation method and application thereof. The finishing coat is prepared from the following ingredients in parts by weight: 20 to 50% of organic silicon resin, 10 to 35% of urethane acrylate, 10 to 20% of acrylate monomer, 5 to 30% of inorganic-organic hybrid particle, 1 to 5% of photoinitiator, 0.6 to 3% of light stabilizer and 0.5 to 3% of additive. Weather resistance of the PVD finishing coat disclosed by the invention is improved from multiple paths. According to the photocuring environment-friendly type weather resistance PVD finishing coat disclosed by the invention, a UV photocuring technology is utilized to solve the problem of serious pollution caused by water chromium plating and a traditional solvent type PVD finishing coat technology. The PVD finishing coat disclosed by the invention can be applied to the fields of mobile phone, automobile metal exterior, marine equipment and the like which have strict requirements for weather resistance.

The invention discloses an anti-blocking explosion-proof valve which comprises a piston, a valve body, a spring and a connecting shaft. A first through hole is formed in a connecting shaft in a penetrating mode, and a protective cover is installed on the valve body around an outer side of the spring. The valve body comprises a plurality of first air leakage gaps corresponding to the protective cover, and first air holes are formed in a cavity between the first air leakage gaps and the protective cover. The piston comprises a piston body, a breathable membrane and an upper cover, a second through hole longitudinally penetrates through the piston body and corresponds to the first through hole, a plurality of through grooves horizontally penetrate through the second through hole and are connected with the second through hole, and second breathable holes are formed in cavities between the through grooves and the upper cover. The invention further discloses a preparation method of the anti-blocking anti-explosion valve. According to the anti-blocking explosion-proof valve, the protective cover is arranged on the outer side of the spring such that combustion eruption objects are effectively prevented from accumulating and adhering to the spring to shorten the compression stroke of the spring, and the opening effect and the exhaust pressure relief efficiency of the explosion-proof valve are prevented from being affected.

The invention belongs to the technical field of road engineering and specifically relates to a recycled pavement structure and a road construction process thereof. The recycled pavement structure comprises base courses and surface courses. The base courses include the cement stabilized muck subbase course, the cement stabilized recycled aggregate base course and the foamed asphalt cold-recycled mixture flexible base course which are arranged from bottom to top. The surface courses include the warm-mixed recycled asphalt mixture lower surface course and the warm-mixed rubber asphalt mixture upper surface course. Through the recycled pavement structure, large-scale and high-value utilization of construction waste recycled materials can be realized, the recycling rate of construction waste reaches up to 95% or more, the utilization ratio of recycled aggregate can reach up to 100%, and the ratio of the recycled materials in an overall pavement structure can reach up to 80%-90%. Comprehensive recycling on solid waste such as construction waste is realized, and the requirements of relevant specifications are met. There is no need to conduct degrading utilization on the recycled aggregate. The effects of energy conservation and emission reduction are achieved. The environment is protected. Exploitation and consumption of new aggregated rocks can be reduced. The construction funds canbe saved.

The invention discloses a small-hole high-frequency noise eliminator. The small-hole high-frequency noise eliminator comprises a housing, wherein one end of the housing is connected with an air inlet pipe; the other end of the housing is connected with an air outlet pipe; a vertical partition plate is arranged in the housing and is used for dividing the inside of the housing into a left cavity and a right cavity; small holes are uniformly distributed on the partition plate; the total area of the small holes is greater than the section area of the air inlet pipe; flow guide plates are arranged in the right cavity; the flow guide plates are radially staggered in the right cavity, so that an S-shaped flow channel is formed in the right cavity; noise elimination layers are arranged on the flow guide plates. The invention aims to provide a small-hole high-frequency noise eliminator, thereby improving the noise elimination effect by using the theory of the small-hole noise eliminator.

The invention discloses a ride allocation system and method. The system includes a passenger allocation area, a plurality of pick-up areas, a station control system, a plurality of identity terminals,and at least one first induction device. The passenger allocation area includes at least one allocation area entrance, and the passenger allocation area communicates with an entrance of each of the pick-up areas; the identity terminals record passenger information, the first induction device is disposed on the allocation area entrance, and the first induction device is used for collecting the passenger information of each of the identity terminals entering the allocation area entrance, and sends the passenger information to the station control system; and the station control system is used for obtaining vehicle information in each of the pick-up areas, is further used for match each of the identity terminals to one of the pick-up areas according to the passenger information and the vehicle information, and guides each of the identity terminals to matched entrances of the pick-up areas. The invention can achieve fast passenger-vehicle matching and passenger matching riding in a same destination or a similar destination during the time of multi-person and multi-vehicle, thereby improving the riding allocation efficiency.

The invention relates to an asynchronous die cutting method and an asynchronous die cutting machine for achieving the method. The asynchronous die cutting method comprises the following steps that a die cutting layer and an auxiliary feeding layer are laminated; the laminated die cutting layer is sequentially cut off; the cut die cutting layer is separated from the auxiliary feeding layer, and the separated auxiliary feeding layer is wound; a base layer is fed to be laminated with the separated die cutting layer, the conveying speed of the base layer is higher than that of the auxiliary feeding layer, and die cutting raw materials, distributed on the base layer at equal intervals, of the die cutting layer are formed; and the die cutting raw materials, distributed on the base layer at equal intervals, of the die cutting layer are fed into a die cutting main engine to be subjected to die cutting. The asynchronous die cutting machine for achieving the method comprises the die cutting main engine, a rack, discharging shafts, a laminating mechanism, a cutting mechanism for the die cutting layer, a mechanism for separating the die cutting layer from the auxiliary feeding layer and material receiving shafts. The asynchronous die cutting method and the asynchronous die cutting machine for achieving the method are efficient, rapid and capable of saving materials.

The present invention relates to the field of tableware cleaning, in particular to an automatic dish washing machine, comprising a first conveyor belt, a cleaning device, a rinsing device, an air drying device, a second conveyor belt and a third conveyor belt, a cleaning device, a rinsing device, an air drying device, a first The second conveyor belt and the third conveyor belt are arranged at intervals along the conveying direction of the first conveyor belt, the second conveyor belt is located in the cleaning device and the washing device, the third conveyor belt is located at the end of the second conveyor belt, and the air-drying device is fixedly connected to both sides of the third conveyor belt. There is a positioning jig on the top of the first conveyor belt. In the working state, the first conveyor belt will transfer the positioning jig to the second conveyor belt. After the cleaning device and the washing device clean the dishes in the positioning jig in turn, the second conveyor will position The jig moves to the third conveyor belt, and the air-drying device air-dries the dishes in the positioning jig. The invention avoids soaking and cleaning the dishes, and the sewage is difficult to circulate in time, which leads to slow cleaning of the dishes, and also reduces the waste of water resources.

The invention relates to an automatic adsorption locking connection mechanism for space truss connection. The automatic adsorption locking connection mechanism comprises a joint piece and a groove piece which are in fit connection with each other, a connecting head at the end part of the joint piece is provided with a petal-shaped protrusion, and the groove piece is of a cylindrical structure; a connecting groove is formed in the groove piece, and a groove in the connecting groove is matched with the protrusion; and magnetic poles used for automatic adsorption are arranged on the position, opposite to the connecting groove, of the connecting head, and magnetic poles used for adsorption and rotating to lock the mechanism are arranged on the connecting head and the side wall of the connecting groove. The automatic adsorption locking connection mechanism is a connecting device which can realize automatic adsorption connection and self locking in a certain range, the structure is reliablyconnected and firmly locked, and the automatic adsorption locking connection mechanism can be reused.

The invention discloses a breaking-up and assembling system and method for a bogie. The breaking-up and assembling system comprises a dismounting system for realizing bogie breaking-up, an assemblingsystem for realizing bogie assembling, and further comprises a conveyor belt arranged between the dismounting system and the assembling system as well as a detecting and sorting station, wherein a material input end of the conveyor belt is connected to a part output end of the dismounting system; a material output end of the conveyor belt is connected to a part receiving end of the assembling system; and the detecting and sorting station is arranged on a material transmission path between the part output end of the dismounting assembly and the part receiving end of the assembling system. The method is based on the system. With the adoption of the technical scheme provided by the invention, maintenance for a railway freight car is conveniently promoted to develop automatically and efficiently in a normalized mode.

The invention relates to the field of furniture machining devices, in particular to a safe cutting device suitable for furniture packing. According to the technical scheme, the safe cutting device comprises a rack and an electric heat device arranged on the rack and further comprises an oil spraying device for oiling the electric heat device and a cleaning device for cleaning the electric heat device. The safe cutting device is simple in structure, cuts the furniture packing heated electric heat wires and meanwhile has the automatic oiling function and the automatic electric heat wire cleaning function, efficiency is improved, and operation safety is improved.

A magnetic control pulling single-crystal superconducting magnet for conduction cooling comprises a coil framework, and an arc section of the coil framework is connected with a left and right coil cold conduction connecting device. The upper side of the left and right coil cold conduction connecting device is provided with a cold shield cold conduction device, and the lower side of the left and right coil cold conduction connecting device is provided with a coil cold conduction device; the first-stage cold head of a G-M refrigerator is connected with the second-stage cold head of the G-M refrigerator through a heat pipe; and the upper side of the cold shield cold conduction device is connected with the G-M refrigerator. The cooling method comprises the following steps: 1 setting the cooling magnetic control pulling single-crystal superconducting magnet; 2 filling the heat pipe with gas, and starting the G-M refrigerator to cool a test sample; and 3 achieving rapid cooling of the superconducting coil. The cooling method has the characteristic of high cooling efficiency.

An embodiment of the invention provides a method, a device and a system for displaying an advertisement in a desktop cloud terminal. The method comprises the steps of receiving remote desktop data from a desktop cloud server through the desktop cloud terminal; receiving advertisement data by means of the predefined advertisement virtual channel, wherein the advertisement data comprise an advertisement content and an advertisement display strategy; processing the remote desktop data to generate a buffering frame and processing the advertisement content to generate an advertisement frame; displaying the buffering frame and displaying the advertisement frame according to the advertisement display strategy during displaying of the buffering frame. By means of the method, no specific design and modification needs to be performed on the application to allow the advertisement to be planted in, occupation of too many system resources is avoided, no large burden is brought to the desktop cloud terminal, and the advertisement can be displayed without affecting user operation and usage experience.

The invention provides an electric water boiler with a scale removal function. The electric water boiler comprises an outer shell and an inner container, and water outlet faucets are arranged on the outer shell and connected with the inner container. The electric water boiler is characterized in that a longitudinal water separation plate is arranged in the inner container and divides the inner container into a heating cavity and a circulating cavity, and a scale removal cavity is formed in the bottom of the longitudinal water separation plate and makes the heating cavity and the circulating cavity communicated. The electric water boiler has the advantages that by dividing the interior of a box into two parts, namely, the heating cavity and the circulating cavity through the longitudinal water separation plate, when a heating tube works, the interior of the circulating cavity is a quiet zone relative to the interior of the heating cavity, and scale in water flowing into the circulating cavity is likely to precipitate at the bottom of the circulating cavity instead of adhering to the side wall of the box; by additionally forming the trapezoidal groove or concave groove scale removal cavity, centralized collection of scale is intensified, and scale removal is convenient; by adopting the longitudinal water separation plate, the probability of mixing of water in the box can be effectively reduced, and the situation of mixing of unboiled water and boiled water can be greatly reduced.

The invention discloses an anti-collision outer-shell used by electronic monitoring equipment. The anti-collision outer-shell includes an outer shell, a first sleeve barrel, a monitoring body and a second sleeve barrel. A motor is mounted at an axle center of a bottom end of an inner wall of the first sleeve barrel through a fixing nut. The monitoring body is mounted at a bottom end of the motor through a fixing nut. Rollers are uniformly connected with the outer periphery of the monitoring body in a rotation manner. The second sleeve barrel is fixedly welded to one end of the rollers. According to the anti-collision outer-shell, a cushion is disposed on the outer periphery of the first sleeve barrel, thus the outer shell is slightly recessed under the action of cushioning connection beltswhen strong wind causes branches or stones to hit the outer shell, at the current time, first-layer cushioning role can be played under the action of springs, then force generated by collision presses the first sleeve barrel through the cushion to carry out second-layer cushioning, and is minimized, an effect that the device outer-shell cannot be broken is ensured, service life of the monitoringequipment is improved, thus camera breakage is prevented, and impacts on use efficiency of the monitoring body are avoided.

The invention belongs to the field of electrostatic-type exhaust treatment systems and discloses a composite automobile exhaust particle filtering device. The device is characterized in that an electric charging device is disposed in an exhaust pipeline; the electric charging device is connected to a high-voltage positive electrode; the outer wall of the exhaust pipeline is connected to a grounding electrode; an electrostatic field is formed in the exhaust pipeline to conduct pre-charging of exhaust particles; a metal filtering screen is disposed at a discharge hole of the exhaust pipeline to collect the exhaust particles; the electric charging device is a center pillar, multiple parallel electrode pillars or an electrode board; and devices such as an electric field stabilization device, a compressed air control pipeline, a gas state detection sensor and a pressure sensor are also disposed on the exhaust pipeline to promote electric field stabilization and collect the exhaust particles. The filtering device disclosed by the invention has the advantages that a demand for exhaust filtering under different loads, especially heavy loads, can be satisfied; the electric charging capability of a filtering system can be enhanced effectively, and particle collection can be perfected; filtering performance can be improved; the efficiency is high; and the filtering performance is stable.

The invention relates to a dryer, and in particular relates to a dryer for producing recycled paper. The technical problem is to provide the dryer for producing the recycled paper, and the dryer can replace people to dry the recycled paper, avoids hand aches from affecting the efficiency, and can also remove paper scraps before drying without affecting the quality of the recycled paper. The dryerfor producing the recycled paper comprises supporting legs and the like; the supporting legs are fixedly connected to the middle part of the outer left side surface and the upper part of the right side surface of a hopper, a discharge port capable of discharging the paper scraps is formed on the right side of the bottom of the hopper, and side plates are arranged at the tops of the front and rearsides of the hopper. According to the invention, the recycled paper is wound on a paper winding cylinder by bypassing a paper guide roller and two paper pressing rollers, and the two paper pressing rollers are reversed to make the recycled paper incline, a hot air blower can be started to dry the recycled paper; as the recycled paper is in an inclined state, the paper scraps can better fall down,the recycled paper does not need to be dried by hands with drying equipment, and the influence of hand aches on efficiency is avoided.

The invention discloses a modular medium-high temperature waste gas purifying device. The modular medium-high temperature waste gas purifying device comprises a cooling dust removal purification section, a biological purification section and an adsorption purification section which are connected in series in sequence; the cooling dust removal purification section is connected with an air inlet and is provided with a spraying assembly; an inlet and an outlet which are respectively communicated with the cooling dust removal purification section and the adsorption purification section are respectively formed in the biological purification section; the inlet is separated from the outlet through a plurality of biological purification modules; the adsorption purification section is connected with an air outlet; the air outlet is separated from the outlet of the biological purification section through a plurality of adsorption purification modules. The modular medium-high temperature waste gas purifying device integrates cooling, dust removal, biological purification and adsorption purification, is compact in structure and high in purification efficiency, and can be widely applied to the places with high requirements on medium-high temperature waste gas purification and treatment effects; the working environment of workers is improved; meanwhile, physical and psychological health of the workers are effectively maintained; moreover, modular structures are adopted, so that equipment is maintained and replaced conveniently and quickly.

The invention discloses an automatic control system and method of a powder concentrator. The automatic control system comprises a feeding detection module, a rotation speed detection module, an air speed detection module, a discharge detection module, a PLC, a feeding adjusting module, a rotation speed adjusting module, an air speed adjusting module and a discharge adjusting module. The automatic control system is used for detecting the collection flow rate of fine powder, detecting and adjusting the material feeding speed, the rotation speed of a transmission part, and the intake speed and exhaust speed of recirculating air in real time. By the adoption of the automatic control system and method of the powder concentrator, jamming and unsmooth feeding of a feed inlet can be effectively prevented; the powder concentrator is monitored in real time, so that the system safety and reliability are improved; and possible faults are predicted, and meanwhile emergency operations are realized in case of faults.

The invention discloses a fruit and vegetable cultivation rack, which comprises a bottom box, a first motor is fixedly connected to the inner bottom wall of the bottom box, a threaded rod is fixedly connected to the output end of the first motor, and a bottom plate is placed inside the bottom box. The middle part of the upper surface of the bottom plate is fixedly embedded with a threaded tube matching the threaded rod, and the end of the threaded rod away from the first motor passes through the threaded tube and extends to the top of the bottom plate. The fruit and vegetable cultivation rack can drive the bottom plate to adjust the height when the first motor rotates, and the movement of the bottom plate can drive the top plate and the support plate to adjust the height, which improves the adjustability of the device, and can make the support rod more efficient. Adjust the height to avoid the jamming of the movement of the support rod during use and avoid the rotation of the bottom plate with the rotation of the first motor, and the rotation of the second motor can drive the rotation rod to rotate, so that the fruit and vegetable seedlings on the support frame Rotate so that the fruit and vegetable seedlings can better access the light.

The invention belongs to the technical field of network security, and particularly relates to a collision calculation method of a chameleon hash function and a tailorable blockchain account book structure. The collision calculation method for the chameleon hash function is characterized by comprising the following steps: generating a hash key, namely calculating to obtain a system public key and n private shares based on public parameters, a key generation algorithm and a verifiable secret sharing algorithm, and calculating to obtain a trap door private key by at least t private shares in the n private shares; hash calculation: calculating a Hash value according to the system public key, the message and the chameleon random number corresponding to the message; collision calculation: calculating Hash collision based on the obtained trap door private key, the message, the random number, the Hash value and the new message to obtain a new chameleon random number satisfying the collision. On the basis of the algorithm, the chameleon hash trap door permission is prevented from being mastered by a certain node independently to cause the risk of malicious utilization, and the situation that all nodes participate in trap door synthesis to affect the efficiency is also avoided.

The invention relates to a business license picture quality detection method and device, computer equipment and a storage medium. The method comprises the steps of obtaining a business license pictureuploaded by a terminal; performing image positioning on the business license picture by using a graphic recognition model to obtain a positioning result; judging whether the business license pictureis successfully positioned or not according to a positioning result; if so, calculating the proportion of the occupied map and the inclination of the character according to the positioning result to obtain an index value; judging whether the business license picture can be optimized or not according to the index value; if not, performing optimization, generating prompt information, and feeding back the prompt information to the terminal so as to display the prompt information on the terminal; if the business license picture can be optimized, performing optimization processing on the business license picture to generate a processing result; and feeding back a processing result to the terminal so as to be displayed on the terminal. The quality of the business license picture is detected, theprogress and efficiency of the business process are prevented from being influenced, only the optimized business license picture is stored, and the storage space can be saved.

The invention relates to the field of furniture machining devices, in particular to a safe cutting device suitable for furniture packing. According to the technical scheme, the safe cutting device comprises a rack and an electric heat device arranged on the rack and further comprises an oil spraying device for oiling the electric heat device and a cleaning device for cleaning the electric heat device. The safe cutting device is simple in structure, cuts the furniture packing heated electric heat wires and meanwhile has the automatic oiling function and the automatic electric heat wire cleaning function, efficiency is improved, and operation safety is improved.

The invention relates to the technical field of wood cutting and discloses an automatic wood cutting machine. The automatic wood cutting machine comprises a bearing device and a wood processing device. A power device and a cutting device are arranged in the wood processing device. The power device comprises a motor. The right side face of a rotating shaft of the motor is fixedly connected with a first transmission shaft. The cutting device comprises a second transmission shaft, the left side face of the second transmission shaft is fixedly connected with the first transmission shaft, and the right side face of the second transmission shaft is fixedly connected with a first rotating shaft. The upper end of the right side face of the first rotating shaft is fixedly connected with a first round fixing block, and the right side face of the first round fixing block is fixedly connected with a first transmission rod. The first transmission rod is connected with a first fixing sliding groovein a sliding manner. The left side face of the first fixing sliding groove is fixedly connected with a first fixing rod. The lower end surface of the first transmission rod is fixedly connected with acutting cutter. The rotation of the motor drives the first transmission rod to move up and down so as to enable the cutting cutter to move up and down to, and then the effect of cutting wood is achieved.

The invention discloses an electrofusion connection pipe fitting. The electrofusion connection pipe fitting comprises an electrofusion pipe fitting and two PE pipes, wherein a resistance wire is spirally wound around the inner wall, between two conductive copper pillars, of the electrofusion pipe fitting, and two corresponding ends of the two PE pipes are inserted into two ends of the electrofusion pipe fitting respectively for connection. The electrofusion connection pipe fitting is characterized in that the outer wall of the electrofusion pipe fitting is provided with two through slots, thetwo PE pipes are provided with grooves corresponding to the through slots, and when the two PE pipes are connected into the electrofusion pipe fitting, the grooves in the two PE pipes correspond to and communicate with the two through slots respectively. The structure is an integrated connection structure; in the electrofusion welding process of the electrofusion pipe fitting and the PE pipes, a reinforcing piece is directly fixed into the electrofusion pipe fitting, and the strength of a birdmouth after connection can be effectively improved; and meanwhile, when the structure is powered on, the lower end of a fixed plate and the lower end of the electrofusion pipe fitting are in the same horizontal straight line.

The invention discloses a preparation method of a composite air filter screen. The method comprises the following steps that: a composite air filter screen sequentially comprises a first particulate matter filter screen, a second particulate matter filter screen, an adsorption filter screen and an odor filter screen from left to right, and the particulate matter filter screens are prepared by thefollowing steps that: polypropylene, low-density polyethylene, butadiene rubber, a nucleating agent, an antioxidant and a flame retardant serve as raw materials to prepare the particulate matter filter screens. Through combination and stacking corporation of the first particulate matter filter screen, the second particulate matter filter screen, the adsorption filter screen and the odor filter screen, a four-layer filtering composite structure is formed, the filtering effect is remarkable, the plant essence is added through the odor filter screen, the peculiar smell of the product is removed,the purpose of long-time faint scent is achieved, harm to human health is avoided, and under the action of the first particulate matter filter screen, the second particulate matter filter screen and the adsorption filter screen, the situation that dust impurities block meshes, and the use efficiency is affected is avoided.

The invention discloses a tapping device of an anti-explosion threading box. The tapping device is characterized by comprising a tapping supporting table, a workpiece feeding mechanism, a placing frame, a tapping mechanism and a workpiece receiving groove which are arranged on a workbench, wherein the workpiece feeding mechanism is perpendicular to the tapping supporting table, the tapping mechanism is perpendicular to the workpiece feeding mechanism and is arranged on the side surface of the tapping supporting table, the placing frame is arranged on the upper surface of the outer end of the workpiece feeding mechanism, and the workpiece receiving groove is formed below the workbench; and a supporting column is arranged in the tapping supporting table, a rotating table is connected to thesupporting column in a sleeving mode, a workpiece pushing driving mechanism is arranged at the top of the supporting column, a workpiece pushing block is arranged on the workpiece pushing driving mechanism, a tapping rotating table is arranged on the rotating table, and limiting blocks are arranged on the tapping rotating table. According to the tapping device, a machined part in the placing frameis fed into the junction of the end part of the workpiece feeding mechanism and the tapping rotating table through the workpiece feeding mechanism, meanwhile, the machined part is fed into the position between the limiting blocks of the tapping rotating table through the workpiece pushing block, then feeding and discharging are synchronously carried out through the rotating table and the workpiece pushing block, and therefore the efficiency is improved.

The invention relates to the technical field of cutting and positioning, in particular to a cutting and positioning device convenient to fix. The device comprises an operation table, a clamping structure, an abutting structure, a cutting structure, an adjusting structure and a rotating structure. The direction of a clamping plate can be changed through the clamping structure according to the size and the shape of an object, and the situation that when the object rotates on a containing table, the object deviates and flies out of the containing table is avoided; in addition, due to the fact that a first spring is arranged between two baffles, the object can be moved after being fixed, adaptability to the object is enhanced, the object is further clamped through the abutting structure, the object cannot shake at will in the cutting process, and the efficiency is prevented from being influenced during cutting; and some soft objects can be conveniently cut through the cutting structure, and the objects can be rapidly and effectively cut through a first gear and a second gear, so that the rotating speed of a cutting blade is increased.

The invention discloses an electromagnetic device for separating and cleaning soft-magnetic and ferromagnetic materials and a separation method. The electromagnetic device comprises a middle installation column, wherein a bottom end carrying plate is arranged at the bottom end of the middle installation column, a separation device shell is installed at the top end of the bottom end carrying plate,an upper separation cylinder is arranged at the top end of the separation device shell, the two sides of the upper separation cylinder are provided with baffle moving slots respectively, a sliding baffle is connected to the inner side of the inner wall of the upper separation cylinder in a sliding mode, a connecting transverse plate is fixedly connected to one side of the sliding baffle, and theconnecting transverse plate penetrates through the inner side of each baffle moving slot and extends outside the upper separation cylinder. Through the electromagnetic device and the separation method, the soft-magnetic and ferromagnetic materials in strong magnetic materials can be further separated, and the problem that when the soft-magnetic and ferromagnetic materials are separated and cleaned, a traditional electromagnetic separation device only can separate magnetic materials and non-magnetic materials, and consequently the separation effect in separation and cleaning of the soft-magnetic and ferromagnetic materials is influenced is avoided.