153results about How to "No accidental injury" patented technology

The invention discloses a capsuled beverage brewing device and belongs to beverage making equipment. A pierced empty capsule needs to be extracted from an existing capsule coffee maker by hand, and inconveniences are caused to use. The capsuled beverage brewing device is characterized in that a coffee capsule placed at an entry position is pushed forward by a pushing device until the edge of the coffee capsule leaves a guide-in channel; a rear seal and a front seal contact with the rear and front ends of the coffee capsule respectively so as to achieve sealing; a rear piercing blade and a front piercing blade pierce into the coffee capsule from the rear and front ends of the coffee capsule respectively; brewing is achieved by charging hot water into the coffee capsule; after brewing, the pushing device returns, the empty capsule is blocked at a discharge position by the entry position and autonomously falls, taking the empty capsule by hand is not required, and accordingly conveniences are brought to use and accidental injury by the piercing blades during extracting the empty capsule is avoided.

The invention discloses an anti-falling device. The device is used for protecting an object of a user. The device comprises a connection base, protection frames composed of protection frame units, moving elastic rods and a sensing module. A folded state and an unfolded state are set between the connection base and the protection frames. The normal condition is the folded state. When the falling condition is sensed, the connection base and the protection frames are controlled to be switched from the folded state to the unfolded state, thereby realizing anti-falling protection. According to the device, collision is buffered by unfolding a protection shell, and the object is protected from direct collision with the ground. The device is exquisite and simple in design, is easy to use and can be used repeatedly.

The invention relates to the technical field of mechanical equipment, and discloses an automotive trim plastic part smashing device. The automotive trim plastic part smashing device comprises a box body, an extrusion chamber, a rolling chamber and a grinding chamber are sequentially arranged in the box body from top to bottom, a feeding hopper is connected to the top of the extrusion chamber, twomatched rotating rollers are arranged in the rolling chamber, breaking teeth are arranged on the rotating rollers densely, the grinding chamber is divided into one grinding area and two symmetric guide areas, the grinding area is provided with a grinding device, waste plastic parts are sequentially extruded, rolled and ground through the extrusion chamber, the rolling chamber and the grinding chamber, and finally the parts are thoroughly ground. The device is novel in structure, and the problems that in the prior art, a cart plastic part breaking device is not thorough in breaking, low in workefficiency, and complex in operation, and plastic is prone to splashing everywhere are solved.

The invention discloses a portable garden soil digging device, which comprises a support, a screw, a first movable plate, a second movable plate, a motor and a first protective shell; there are two supports, which are arranged symmetrically; the first The protective shell is composed of two L-shaped baffles, and the two baffles are respectively fixedly installed on the front and rear sides of the left bracket, and the front and rear sides of the right bracket are also fixedly installed with a second protective cover that matches the first protective shell. Shell; a handle is fixedly installed on the outside of the right side bracket of the second movable board, and two casters are symmetrically installed on the outside of the right side bracket of the second movable board; the bottom of the bracket is also provided with a shock-absorbing base. In the present invention, the retractable support is arranged so that the digging machine is inside the protective case when not in use, which not only protects the digging machine, but also prevents accidental injury to the user; a screw rod is also provided to adjust the depth of the digging hole; There is a shock-absorbing base to reduce the vibration generated when the excavator is working.

The invention discloses a hand-pushing tilting cart comprising a tilting cart case and a frame. The tilting cart case is rotationally connected with the frame; two first rolling wheels are arranged on the bottom of the front end of the tilting cart case and a connection cylinder is arranged on the bottom of the middle; the bottom of the tail end of the frame is provided with two second rolling wheels and the top of the front end is provided with a connection shaft; and the connection cylinder is rotationally connected with the connection shaft. The hand-pushing tilting cart is advantageous in that compared with tilting carts of the same capacity, the hand-pushing tilting cart is lower and has convenient uploading and downloading; accidental injuries to people during the use can be prevented, so the hand-pushing tilting cart can be safely used.

The invention discloses a removal tool for a transformer respirator and relates to a maintenance tool for electric power facilities. The removal tool for the transformer respirator comprises a frame, two movable pieces and two positioning heads; the frame with both ends symmetrical is provided with two flat plates and is of an arc plate structure; each movable piece is fixed on the flat plate at the end of the frame by means of bolts; a long slotted hole is arranged in the middle of the movable piece; two bolts passing through the long slotted hole are fixed to bolt holes on the flat plates; nuts at the end of the bolts are positioned below the flat plates; each positioning head of a ladder shaft structure is fixed on the upper surface of each movable piece; and the two positioning heads located on the two movable pieces are of the same structure and are symmetrical. The removal tool for the transformer respirator has the advantages that an oil seal bowl of the transformer respirator can be quickly removed, the structure of the removal tool is simple, and removal operation can be completed within a small space with no damage produced to the respirator.

The invention discloses an inflatable brain retractor. The inflatable brain retractor comprises a retractor body, a puncture guide needle and a guide needle core, wherein flexible soft materials are adopted for the retractor body to form a hollow structure formed by combining an outer layer membrane and an inner layer membrane, an inflating valve is arranged on the retractor body, the puncture guide needle is a hollow round tube, a wire groove is formed in the circumferential tube wall of the puncture guide needle, the guide needle core is inserted from the middle of the retractor body, and the guide needle core and the retractor body are together guided into the hollow position of the puncture guide needle. Besides, the invention discloses a using method of the inflatable brain retractor. According to the inflatable brain retractor and the using method of the inflatable brain retractor, the inflatable brain retractor can reach the hematoma portion and other operational sites through a puncture operation with smallest injury to the brain tissue, and the operation procedure can be directly observed after the brain tissue is fully expanded by the retractor.

The invention discloses a rotor craft tossing and capturing device for a moving target in air and belongs to the field of mechanical design. The rotor craft tossing and capturing device for the movingtarget in air is composed of a launching device, a capturing device body and a net box, and has the functions of launching a capturing net, capturing the moving target in air and the like. The capturing device body is installed in the net box and the launching device. The launching device is installed on a hanging and carrying device of a rotor craft through a base and can launch the capturing device body into air so as to be unfolded in a specific manner and moved to a specific position to capture the moving target. The rotor craft tossing and capturing device for the moving target in air iseasy to operate, high in precision and good in rapidity, safety performance and universality, can be conveniently disassembled and assembled as a module, and can ensure the using safety.

The invention discloses a storable steel pipe cutting device for security protection construction. The device comprises a box body, wherein a first electric pushing rod is fixedly connected to the bottom part of the inner wall of the box body; the top end of the first electric pushing rod is sleeved with a through hole formed in the upper surface of a transverse plate; the lower surface of the transverse plate is fixedly connected to the top end of a housing; and the bottom end of the housing is fixedly connected to the bottom part of the inner wall of the box body. According to the device, the first electric pushing rod, the second electric pushing rod, a motor, a housing, a cone block, the box body, a cover plate (25), a cutting mechanism, a transmission device and a U-shaped block are arranged, so that the cutting mechanism, the motor and the transmission device can be stored, and the cutting device is convenient to carry; in addition, cutting blades are stored in the box body and cannot injure construction workers by mistake; in addition, the device is positioned on a construction vehicle, and the construction workers can sit down on the cover plate (25), so that the construction workers can work conveniently.

The invention discloses efficient cutting equipment for PVC pipe production and a PVC pipe production process, and relates to the field of cutting devices. The efficient cutting equipment comprises a base, a mounting plate is fixedly connected to one side of the base, a mounting ring is fixedly connected to the top of the mounting plate, and a PVC pipe clamping mechanism is mounted on the side wall of the mounting ring. A PVC pipe conveying mechanism is mounted on the PVC pipe clamping mechanism, a plurality of round rod shafts are fixedly connected to one side of the base, and hollow rods rotationally sleeve the round rod shafts. The efficient cutting equipment for the PVC pipe production is reasonable in structure, a conveying motor drives a first gear to rotate clockwise, the first gear is matched with a second gear and a third gear to rotate, a half gear is driven to rotate clockwise, when the half gear rotates clockwise, a clamping plate is driven to rotate, and when meshing of the second gear and the half gear is finished, the clamping plate rotates to a limiting position; and at the moment, the second gear is in a continuous tangent process with a last tooth of the half gear during rotation.

The invention relates to the technical field of animal trap manufacturing, in particular to a clamping plate type mouse trapper. The clamping plate type mouse trapper comprises upper and lower clamping plates, a support, a spring and a handle, wherein a movable pedal is arranged on the surface of an interlayer lower clamping plate of the upper and lower clamping plates; an extension block is arranged in the middle of the left side wall of the other end of the movable pedal; the extension block of the movable pedal is connected to the side wall of a lower top of a linkage ejector rod on an upright rod support in an embedding way; a spring movable plate and a spring supporting rod structure are arranged on the upper part pf the upright rod support; an upper top of the linkage ejector rod is embedded into a connection spring plate; the connection spring plate is embedded into a groove in the left side wall of the upper clamping plate; a curved supporting rod is arranged on the front wall of the left surface of the movable pedal; after a mouse pedals the pedal, the pedal falls off, a linkage mechanism works, and the clamping plate rapidly falls to clamp the mouse. The clamping plate type mouse trapper has the advantages that the movable linkage ejector rod structure is adopted, the clamping plate rapidly falls to clamp the mouse by virtue of the pressure of the spring, the structure is simple, the trapping and killing capacities are strong, the efficiency is high, the cost is low, the setting is convenient, and safety and reliability are realized.

The invention discloses a clustering noise reduction device and method, a chip, an event imaging device and electronic equipment. In order to solve the technical problem that there is noise in the event imaging process, a noise reduction scheme as follows is adopted that the method comprises the steps of receiving a new event in real time, and continuously storing the new event in an address corresponding to a storage space, the storage space being dynamically changed and updated in real time; and determining a clustering range in the storage space, judging whether the new event forms an effective clustering relationship with other events in the storage space, and judging whether the event belongs to a noise event or an effective event according to the clustering relationship. Through the technical means, the noise reduction scheme disclosed by the invention not only can filter common noise, but also can filter special noise, effective events can be reserved to the greatest extent while the noise is filtered, the killing of the effective events is small, and the noise reduction method has the technical effects of high response speed, low time delay, low power consumption and the like.

The invention discloses a tool for disassembling and assembling shaft pins. The tool comprises shaft pin disassembling pliers and shaft pin assembling pliers, wherein the shaft pin disassembling pliers and the shaft pin assembling pliers in the tool comprise pliers bodies and handles which are hinged with the pliers bodies; a through guide hole is formed in a head of each pliers body; a pushing rod is in clearance fit with the interior of the guide hole; one end of the pushing rod is hinged with the head of each handle; a through hole of which an opening is outward and into which a shaft of ashaft pin to be disassembled is inserted is formed in the head of the pliers body; clamping grooves into which two extension ends of two shaft pins to be disassembled are clamped or from which the two extension ends extend are formed at the outer end of the through hole; internal bottom walls of the two clamping grooves are flushed with internal walls of the guide holes; and when the handles are completely pressed down, end faces of free ends of the pushing rods are positioned outside the internal walls, away from the free ends of the pushing rods, of the through holes, or the end faces of the free ends of the pushing rods are flush with the internal walls of the clamping grooves which are adjacent to the free ends of the pushing rods.

The invention relates to insect killing and fertilizer effect integrated biological insecticide which comprises the following ingredients by weight percentage: 15-35% of chitin, 5-25% of calcium ion powder, 1-10% of neem seed oil, 1-10% of mandarin oil, 15-35% of sodium lauroyl sarcosine, 1-4% of citric acid and the balance of deionized water. The insect killing and fertilizer effect integrated biological insecticide and the preparation method have the characteristics of convenient material drawing, low cost, long control period, high efficiency, economy, good safety, no pollution, high environment compatibility and the like.

The invention discloses a melon cutter. The melon cutter comprises cutters and a pedestal, the cutters are connected with the pedestal by connecting rods, springs are arranged in the connecting rods, and holes are arranged on the pedestal. A melon is cut without rolling, and cut section of the melon is regular. The cutter cuts the melon accurately and stably without hurting the hands of the operator accidentally, and has simple operations.

The invention relates to toilets, and specifically relates to a multi-purpose toilet. The multi-purpose toilet comprises a toilet body (1), wherein both sides of the front end of the toilet body (1) are provided with storage grooves (11), the storage grooves (11) are internally provided with footboards (12), the footboards (12) are arranged in the storage grooves (11) through rotation shafts, the upper surfaces of the footboards (12) are connected with springs (14), and the other ends of the springs (14) are connected with the storage grooves (11); rubber layers are arranged on the upper surfaces of the footboards (12), and the rubber layers are provided with raised edges. The multi-purpose toilet of the invention can realize two purposes including squatting and sitting, and is easy to use by more people.

The invention discloses a drinking water terminal sterilizer based on an inner source, and relates to the technical field of drinking water treatment. The drinking water terminal sterilizer comprises an outer anode tube and an inner cathode tube which are positioned coaxially, wherein the inner cathode tube is a stainless steel tube; the outer anode tube is a titanium micropore tube or an Fe@TiO2 / titanium micropore tube; the inner cathode tube is sleeved with the outer anode tube; an insulation pad is arranged at each of the two ends of the outer anode tube; the outer anode tube, the inner cathode tube and the insulation pads jointly form a telescoping micro electrolyzer; and the micro electrolyzer is communicated with a positive electrode and a negative electrode of a direct current power supply by connecting lines arranged on the outer anode tube and the inner cathode tube respectively. The drinking water terminal sterilizer neither require any chemical agent nor generate any secondary pollution or accidental injury, is flexible and convenient to use and enduring, performs water treatment by an electrochemical oxidoreduction mechanism, and can kill bacteria, improve the water quality and remove a part of heavy metal ions and organic pollutants.

The invention discloses a process for cavitation repair welding of a through-flow turbine set runner chamber. The process is characterized by comprising a first step of determining a runner chamber cavitation part; a second step of planning the shape of part of the cavitation part needing polishing according to the cavitation part; a third step of performing polishing according to the planned shape, enabling the polishing depth to be consistent with the cavitation depth, and forming a polishing groove; a fourth step of enabling a stainless steel plate matched with the planned shape and the depth of the polished part to be embedded in the polishing groove, and enabling a plurality of sieve holes which cross through the stainless steel plate to be processed in the stainless steel plate; a fifth step of adopting an argon arc welding process, performing repair welding from the sieve holes in the middle of the stainless steel plate in the directions towards two sides, finally enabling the junction of the periphery of the stainless steel plate and the polishing groove to be welded, and enabling the polishing groove to be welded into the polishing groove. The process not only can guarantee that deformation of the runner chamber which is free of dismantling and lifting and undergoes repair welding is extremely small, but also enables the repaired runner chamber to completely meet safety in turbine set running, and the cavitation resistance of the runner chamber is improved to a large extent.

The invention discloses a dual-anti-pinch device for an article taking opening of a self-service fresh juice juicer. A door of the article taking opening is arranged above the article taking opening; at least two infrared probes are arranged on one side of the article taking opening and are used for transmitting detected signals to a door opening and closing controller and then transmitting the signals to a main controller; an emitting electrode of an infrared intrusion detection sensor is arranged at the upper end of the door of the article taking opening; a receiving electrode of the infrared intrusion detection sensor is arranged on the lower plane of the article taking opening and is used for transmitting the received signals to a controller and then transmitting the signals to the main controller; the main controller controls a motor to control the opening and closing of the door of the article taking opening. By virtue of dual measures of mounting the infrared probes on one side of the article taking opening and mounting the infrared intrusion detection sensor on the door, the hands, feet and body of a person cannot be accidentally injured when the door is accidentally closed, so that humanization and intelligence are truly achieved, and the personal safety is guaranteed.

The invention discloses a PVC corrugated pipe cutting tool for universal wiring harness protection, which comprises an arc-shaped fan-shaped upper body and a fan-shaped lower body, and a cutter head adjustment device arranged on the fan-shaped upper body; one end of the fan-shaped upper body and a fan-shaped One end of the lower body is hinged and in a self-clamping state, the other end of the fan-shaped upper body and the other end of the fan-shaped lower body are both free ends, and the fan-shaped upper body and the fan-shaped lower body are combined to form a hollow cavity between the fan-shaped upper body and the fan-shaped lower body The bellows can be adaptively accommodated; the cutter head adjustment device includes a mounting seat and a cutting knife, and the mounting seat is arranged on the side end of the fan-shaped upper body, extends out of the side end of the fan-shaped upper body, and is located directly above the hollow cavity , the cutting knife runs through the mounting seat, and the blade of the cutting knife is located at the bottom of the mounting seat and distributed side by side with the fan-shaped upper body. Beneficial effects: compact structure, safe and reliable, and strong practicability, realize efficient and safe cutting after automatic matching and clamping, and can effectively guarantee the cutting quality of bellows.

The invention relates to the technical field of machinery devices, and discloses a waste car lamp breaking device which comprises a breaking box and a feeding box, a partition plate is arranged in thebreaking box, meshes are formed in the partition plate, the breaking box is sequentially divided into a processing chamber and a collection chamber from top to bottom, a beating mechanism, a pressureroller mechanism and a grinding mechanism are sequentially arranged in the processing chamber from top to bottom, a collection device is arranged in the collection chamber, and an open collection boxis arranged at the bottom of the collection chamber. According to the device, a waste car lamp to be processed enters the breaking box through the feeding box, a spherical glass lampshade of the waste car lamp is broken by the beating mechanism, broken waste car lamp is pressed into a small block by the pressure roller mechanism, the small block falls into the grinding mechanism and is further grinded, and grinded materials fall into the collection device of the collection chamber through the meshes in the partition plate and uniformly recycled.

The invention discloses a hurdle frame for physical education. The hurdle frame comprises a hurdle structure, a cross rod clamping structure, a cross rod height fine adjustment structure and a heightquick adjustment structure, the hurdle structure comprises a bottom supporting frame and a hurdle vertical rod, a vertical rod fixing cylinder is fixed to one end of the bottom supporting frame, a hurdle vertical rod is fixed at the top end of the vertical rod fixing cylinder; a cross rod placing frame is clamped on the outer side of the hurdle vertical rod; a cross rod clamping structure is arranged at one end of the cross rod placing frame; a height quick adjustment structure, a cross rod clamping structure and a cross rod height fine adjustment structure are arranged at one end of the crossrod placing frame; the height of the hurdle cross rod can be quickly adjusted; the hurdle structure is simple in structure and quite safe in clamping of the hurdle cross rod, when a user jumps to belower than the hurdle cross rod and touches the hurdle cross rod, the hurdle cross rod falls off immediately, accidental injury is avoided, and when the hurdle structure is used for a long time and deforms to cause inaccurate height of the cross rod placement frame, calibration can be conducted by adjusting the cross rod height fine adjustment structure.

The invention discloses an added central baggage rack of a bullet train sitting carriage and relates to the technical field of sitting carriage baggage racks. The added central baggage rack is installed at the center of the top of a carriage body; the added central baggage rack comprises a central horizontal beam which is in dismountable connection with the center of the top of the carriage body, and the upper end of the central horizontal beam is connected by the carriage body by a four-connecting-rod lifter; a row of baggage rack units is uniformly connected in the length direction under the central horizontal beam; and each baggage rack unit comprises a baggage rack single body as well as telescopic connecting rods firmly connected to two sides of the baggage rack single body. According to the invention, object carrying space of the sitting carriage can be expanded, use is convenient, and traffic interference brought to a central channel of the carriage is small; the structure is simple, firm and durable, installation is convenient, and universality is high; and crowding in the sitting carriage can be relieved effectively during passenger-flow rush houses.

A bacteria stick quick perforating machine comprises a machine frame, wherein a circular table is arranged on the machine frame, a bacteria stick channel is formed in the circular table, piercing blocks are arranged at an outlet of the bacteria stick channel, stings are arranged on the piercing blocks, a support is arranged on the bottom face of the circular table, and the support is connected with the circular table through springs. The bacteria stick quick perforating machine has the advantages that the structure is reasonable, using is convenient, installing and maintaining are convenient, automation of bacteria stick perforating is achieved, work efficiency is improved, labor intensity of workers for perforating operation is lowered, production cost is lowered, perforated bacteria stick holes can be evenly distributed, mycelia in bacteria sticks can normally grow, yield of mushrooms can be improved, income of bacteria growers can be improved, accidental injuries of workers can not occur in the automatic bacteria stick perforating process, personal safety of the workers is protected, the using effect is good, and popularization is facilitated.

The invention discloses a tension peeling testing machine, and particularly relates to the technical field of tension testing, the tension peeling testing machine comprises a support and a workbench, the top end of the support is fixedly connected with the workbench, the top end of the workbench is fixedly connected with a mounting column, and one side of the top end of the workbench is fixedly connected with a controller; and a hydraulic oil cylinder is fixedly connected to one side of the mounting column, and an anti-falling structure is arranged at the output end of the hydraulic oil cylinder. By arranging the tooth grooves, the threaded sleeves, the screw rods, the stand columns, the limiting gears and the lifting handles, when the device is used for testing a rope, after the rope is fixed, the lifting handles are lifted to pull the limiting gears out of the tooth grooves, the limiting gears are rotated to drive the hydraulic oil cylinders to rotate, and the hydraulic oil cylinders rotate to drive the external threaded sleeves to ascend and descend; and when the two sides of the rope are flush with each other, the lifting handle is inserted into the tooth groove to be fixed, and the rope can be kept horizontal in the testing process.

The invention provides a novel aluminum alloy fusion casting sampler. The novel aluminum alloy fusion casting sampler comprises a sampling bottom plate, a sampling chamber, a left sampling clip, a right sampling clip and a pouring device, wherein a bottom plate handle is arranged on one side of the sampling bottom plate; a rotating shaft is arranged on the other side of the sampling bottom plate;the left sampling clip and the right sampling clip are rotatably connected to two sides of the sampling bottom plate through the rotating shaft; the bottom parts of the left sampling clip and the right sampling clip both make contact with the top surface of the sampling bottom plate; when the left sampling clip, the right sampling clip and the sampling bottom plate are folded, the sampling chamber is formed, and the pouring device is arranged on the top of the sampling chamber; the pouring device comprises a pouring hole, a filter screen and a filter residue box. According to the novel aluminum alloy fusion casting sampler disclosed by the invention, through the arrangement of the sampling chamber, sample parts to be sampled are smaller, so that materials can be saved and the waste can bereduced; through the arrangement of the left sampling clip and the right sampling clip, the pouring is conveniently carried out, and accidental injury to people is avoided; through the arrangement ofthe filter screen, molten aluminum for performing fusion casting and sampling can be effectively filtered, and the purity of the molten aluminum is improved.

The invention discloses a toy wardrobe for children. The toy wardrobe comprises a wardrobe body, a case, a sliding rail, a first wardrobe door, a second wardrobe door, a top cover, rollers and locating rods, wherein the sliding rail is arranged at the bottom of the wardrobe body; the rollers are arranged in the sliding rail; the left side of the top of the sliding rail is provided with the first wardrobe door; the right side of the first wardrobe door is provided with the second wardrobe door; the locating rod is arranged between the second wardrobe door and the sliding rail; the top cover isarranged at the top of the wardrobe body; a brake, a motor and a transmission rod are arranged inside the case; the brake is located on the bottom side in the case; the motor is arranged at the top ofthe brake; and the transmission rod is arranged at the top of the motor. According to the toy wardrobe for children, by the arrangement of an anti-collision cushion, a toy alarm clock and the brake on the equipment, a child cannot be stuck at the wardrobe doors when playing the wardrobe, so that an accidental injury to the child can be avoided; and furthermore, the wardrobe is provided with the toy alarm clock, the interestingness of the wardrobe is increased. The toy wardrobe for children is low in structural cost and easy to popularize and use.

The invention discloses a mousetrap, which comprises a base plate, and is characterized in that a column, an opening bait container and a fence are sequentially and fixedly connected at intervals from the center to the outside on the base plate, and a plurality of notches out of which mouse bait is leaked are arranged at the bottom of the wall of the bait container at intervals; a cylindrical sleeve is sleeved outside the column, and the bottom end of the sleeve is connected with an annular pressing plate which is supported by the mouse bait in the bait container; the outer side of the middle of the sleeve is fixedly connected with a circular cover body, and the sleeve, the pressing plate and the cover body can move along the column up and down; and the inner diameter of the cover body is larger than that of the fence, and the cover body can fully cover the fence. The mousetrap can effectively relieve the trouble of damage caused by mice to people, is safe and environmentally friendly, does not accidentally injure people and other livestock, also does not cause environmental pollution, and is suitable for use in places such as housing, canteens, restaurants, hotels and warehouses.

The invention discloses a rotary multi-station blanking device for computer mainboard manufacturing, which comprises an operation table, a material receiving mechanism, four supporting boxes, a blanking mechanism, a rotating seat, a rotating mechanism and supporting legs, the material receiving mechanism is arranged on the operation table, the supporting boxes are fixedly connected to the operation table, and the rotating seat is fixedly connected with the supporting boxes. The four supporting boxes are evenly distributed on the operation table, a blanking mechanism is arranged on the supporting boxes, a rotating seat is fixedly connected to the operation table, a rotating mechanism is arranged on the rotating seat, and four evenly-distributed supporting legs are fixedly connected to the lower end of the operation table. The invention relates to a rotary multi-station blanking device for manufacturing computer mainboards. The rotary multi-station blanking device has the characteristics that the mainboards are convenient to replace, and the blanked mainboards are convenient to collect.