40results about How to "Reduce drop height" patented technology

The invention belongs to the technical field of detection equipment, and particularly relates to an inductor tin slag defect detection machine which comprises a base, and the upper end of the base is fixedly provided with a bearing frame. The device further comprises multiple sets of overturning supporting mechanisms, an overturning power mechanism, an optical detection mechanism, a guiding feeding mechanism, a material collecting mechanism, an automatic statistics mechanism, a detection speed and frame rate self-regulation mechanism and a PLC. According to the invention, comprehensive and rapid detection work of the inductors can be realized, the detection is more complete, the detection accuracy is ensured, the detection speed and the detection frame rate of the optical camera can be automatically regulated and controlled based on the number of the inductors to be detected, and the detection efficiency is improved. While the detection efficiency is ensured, the problem that the use quality and the service life of the optical detection camera can be affected by using too high optical detection frame rate for a long time is solved, the inductors which are detected to be qualified and the inductors which are detected to be unqualified can be placed in a classified mode, and the automatic sorting function is achieved.

The utility model discloses a rubber plate printing machine, and relates to the technical field of printing machines. Comprising a conveying belt, a printing assembly arranged above the conveying belt and a material collecting device arranged at the discharging end of the conveying belt. The collecting device comprises a collecting box, a placing plate arranged in the collecting box in a sliding manner, and a plurality of springs arranged between the collecting box and the placing plate; by arranging the placing plate and a plurality of springs in the collecting box, the placing plate can be located at a higher position under the elastic action of the springs, so that the height difference between the discharging end of the conveying belt and the placing plate can be reduced, the falling height of the woven bag is reduced, the phenomena of bending, folding and the like of the woven bag in the falling process are effectively reduced, and the working efficiency of the woven bag is improved. Furthermore, the overlapping degree of the woven bags and the flatness of the woven bags are improved; in addition, due to the fact that the containing plate is arranged in the collecting box in a sliding mode, the containing plate can be limited, it is guaranteed that the containing plate moves in the vertical direction all the time, and the stability of vertical displacement of the containing plate is effectively improved.

The invention discloses a hopper mechanism and a glass product production device, and relates to the technical field of glass production. The hopper mechanism comprises a shell and a discharging hopper. The discharging hopper is arranged in the shell, a receding opening is formed in the bottom of the shell, the discharging hopper is provided with a discharging nozzle, the discharging nozzle comprises a heat preservation section and an exposed section which are connected with each other, the heat preservation section is arranged in the receding opening, the exposed section extends out of the receding opening, and the height of the exposed section ranges from 20 mm to 50 mm. Compared with the prior art, the hopper mechanism provided by the invention has the advantages that the heat preservation section arranged in the abdicating opening and the exposed section extending out of the abdicating opening are adopted, so that the roll sticking risk in the calendering process and the folding mark defect after calendering can be effectively avoided, and the forming quality of glass is ensured.

The present invention belongs to the technical field of photovoltaic panel production, and specifically is a high-efficiency conveying equipment for photovoltaic panel processing, comprising two relatively arranged first conveying frames and second conveying frames, both of which are provided with conveyor belts for transmission, a support frame is provided between the second conveying frame and the first conveying frame, a plurality of first push cylinders are provided on the end faces of the support frame, a slide is connected to the output end of the first push cylinder, a flipping assembly is provided on the slide, the flipping assembly comprises a rotating disk which can realize horizontal movement and rotation, a plate clamping assembly is provided on the rotating disk, the advantage of the present invention is that through the arrangement of the plate clamping assembly, when the photovoltaic plate is flipped, both ends of the photovoltaic plates of different sizes can be double clamped including elasticity and hardness, and the drop height during discharge can be adjusted when the flipping is completed, which can effectively prevent the photovoltaic plate from being damaged during the flipping process.

The utility model discloses a lifting pushing mechanism for an encrusting machine, and relates to the technical field of encrusting machines. The lifting pushing mechanism is used for upwards jacking a feeding section, located under the cut-off mechanism, of the conveying mechanism; the lifting pushing mechanism comprises a base body mounted on the encrusting machine main body, a through hole is formed in the base body, a jacking column is movably arranged in the through hole, the top of the jacking column is connected with a transverse plate, and a pushing block is arranged on the transverse plate; kidney-shaped holes A communicating with the through holes are formed in the two sides of the base body, one side of the top column is connected with a connecting column penetrating through one kidney-shaped hole A, and the connecting column is connected to a fixing face located below the base body through a reset spring. The lifting and pushing mechanism for controlling the feeding section to be jacked upwards is arranged under the cutting mechanism, so that the falling height of pastries during falling is reduced during use, the impact effect of the pastries on the conveying belt is reduced, the situation that the pastry blanks are deformed or cracked during falling is reduced, and the pastry cutting mechanism is suitable for the pastry cutting machine. And the appearance quality of pastry blanks can be guaranteed.

According to the flexible grain warehousing control system and method, a driving platform drives a grain distributor to ascend and descend on a central stand column, and the grain distributor can be aligned with discharging openings in different height layers in the central stand column; the lifting position of the grain distributor, the grain pile height at the grain falling point of the middle-opening grain distribution groove and the grain pile height at the grain falling point of the far-opening grain distribution groove are detected, and the driving platform is controlled to drive the grain distributor to conduct lifting adjustment according to the detection result; grain is fed layer by layer from bottom to top and is uniformly fed from the periphery of the silo to the center of the silo, and due to the adoption of the layer-by-layer feeding mode from bottom to top, the falling height of the grain in the silo is reduced, so that the grain breakage rate and the grain loss are reduced, and the grain storage efficiency is improved. And each layer is uniformly fed from the periphery of the silo to the center of the silo, so that the uniform feeding of each layer is realized, the grain piles in the silo are uniformly distributed, the silo flattening workload is greatly reduced, and the flexible warehousing of the grains is realized.

The utility model provides a collecting device for trimming blades, and relates to the technical field of blade collection, the collecting device for trimming blades comprises a box body, support legs, rollers, a conveyor belt, a through groove, a material guide plate, a vertical plate, a movable plate and a rolling assembly, the rolling assembly comprises a mounting rack arranged on the box body, the mounting rack is provided with a rolling wheel, and the rolling wheel is arranged on the box body. And a motor used for driving the winding wheel to rotate is arranged on one side of the mounting frame, a rope body is wound on the winding wheel, one end of the rope body is fixedly connected with the winding wheel, and the other end of the rope body is fixedly connected with the movable plate. And then the collected blades are sub-packaged into different charging barrels through a conveying belt, so that workers do not need to manually sub-package the blades, the sub-packaging efficiency can be improved, the sub-packaging pressure can be reduced, the using effect is good, the falling height of the blades can be reduced through the arranged movable plate, the blades can be protected, damage to the blades is reduced, and the working efficiency is improved. The product quality is ensured.

The utility model discloses a hopper structure of a bottle preform basketing machine. According to the technical scheme, the hopper comprises a hopper frame with an opening in the top, a pneumatic opening and closing assembly is arranged at the bottom of the hopper frame, the pneumatic opening and closing assembly comprises two inclined bottom plates rotationally arranged at the bottom of the hopper through a rotating shaft, and a telescopic air cylinder capable of driving the inclined bottom plates to rotate is arranged on the side wall of the hopper frame. An ultrasonic detection sensor is arranged on one side of the hopper frame, a connecting rod is arranged on the outer side wall of each inclined bottom plate, the two ends of each connecting rod are connected with telescopic air cylinders correspondingly, the telescopic air cylinders are rotationally connected with the side walls of the hopper frame through pin shafts, and middle plates are arranged at the bottoms of the two inclined bottom plates correspondingly. And a gap is formed between the two centrally-mounted plates. According to the scheme provided by the utility model, the hopper is opened and closed, and bottle preforms can be borne and automatically released.

The utility model provides a switching device for sheet metal parts, and belongs to the technical field of sheet metal part machining. The switching device comprises a fixed frame; the overturning temporary storage assembly is arranged on the fixed frame, and the overturning temporary storage assembly comprises an overturning part; the overturning part comprises a rotating shaft rotationally arranged on the fixed frame and a rotating carrier assembly arranged on the rotating shaft; the rotary carrier assembly at least comprises a bearing disc, and the bearing disc is provided with a positioning pin, a suction cup and a vacuum generator used for controlling suction or release of the suction cup. The transfer assembly is located below the rotating shaft, and the transfer assembly comprises a material receiving carrier, a lifting assembly used for controlling the material receiving carrier to ascend and descend and a driving part used for controlling the lifting assembly to move in the horizontal direction; the material receiving carrier can be opposite to the bearing disc so as to receive the sheet metal parts released by the bearing disc. By means of the transferring device, the sheet metal parts can be accurately positioned, and accurate overturning is achieved.

The invention discloses a conveyor belt or mesh belt type conveyor line automatic discharging device and a conveying method. The conveyor belt or mesh belt type conveyor line automatic discharging device comprises a rack, a first-stage conveyor belt, a second-stage conveyor belt, a material box storage device and a material box feeding device, wherein the first-stage conveyor belt and the second-stage conveyor belt are controlled by a conveyor belt motor; the first-stage conveying belt is mounted above the second-stage conveying belt, and a gap between the first-stage conveying belt and the second-stage conveying belt is larger than the height of the material box, so that the material box can be conveyed below the first-stage conveying belt and on the second-stage conveying The material box storage device is installed at the side end of the first-stage conveying belt, material boxes stacked up and down are stored in the material box storage device, and the material box feeding device is installed at the bottom of the material box storage device. Workpieces are buffered through the first-stage conveying belt, the falling height of the workpieces is effectively reduced, the edge knocking proportion of products is greatly reduced, automatic feeding of the material boxes is achieved, conveying of the material boxes is controlled through the second-stage conveying belt, the workpieces are evenly laid in the material boxes, the labor intensity is reduced, manual discharging is replaced, and the labor cost is reduced; and material bumping and scratching caused by uncontrollability are avoided.

The utility model discloses a cutter receiving platform of a cutter cabinet, which belongs to the technical field of machining cutter storage, and adopts the technical scheme that the cutter receiving platform comprises a cutter taking bin and a cutter receiving bin, the cutter receiving bin is connected to a lifting platform of the cutter cabinet, the lifting platform drives the cutter receiving bin to lift above the cutter taking bin, and the upper end and the lower end of the cutter receiving bin are open; an opening and closing plate used for closing the bottom is rotationally connected to the bottom of the knife receiving bin, a torsional spring is arranged on the opening and closing plate, when the torsional spring is in an initial state, the opening and closing plate is closed, a roller is arranged on the opening and closing plate, a guide block with an inclined plane is arranged on the knife taking bin, and when the knife receiving bin moves downwards, the roller moves along the inclined plane of the guide block so as to drive the opening and closing plate to be opened; the tool cabinet has the advantages that the falling height of a tool is reduced, the tool is prevented from being damaged when falling, the tool receiving bin does not need to stretch into the tool taking bin, the situations that an operator is injured by clamping and a tool taking door is interfered are avoided, and due to the fact that a pure mechanical structure is used, the production cost and the maintenance cost of the tool cabinet are reduced.

The utility model relates to the technical field of disposable absorption core bodies, and provides a composite core body production device which is reasonable in structural design and enables the liquid absorption amount of a composite core body to be even, the composite core body production device comprises an installation wall, a feeding roller pair, an operation platform and a feeding roller pair, and the upper surface of the operation platform is sequentially provided with glue spraying equipment, a spreading structure and a turnover plate in the machining direction; the spreading structure comprises a collecting hopper and a U-shaped material shielding plate, the U-shaped material shielding plate is connected with the feeding end of the turnover plate in a matched mode, the collecting hopper is fixedly arranged on the mounting wall, the lower end of the collecting hopper extends into the U-shaped material shielding plate, a discharging opening is formed in the bottom of the collecting hopper, a spreading roller is arranged at the discharging opening, and the spreading roller is connected with the U-shaped material shielding plate. Material receiving grooves are evenly formed in the surface of the spreading roller, an included angle is formed between each material receiving groove and the central axis of the spreading roller, and the forming width of each material receiving groove is larger than the width of the discharging opening. And a third driving part for driving the spreading roller to rotate is arranged on the mounting wall.

The utility model provides a gantry line electroplating floating frame which comprises a suspension frame body, a detection assembly and a controller, a plurality of through holes for reducing buoyancy are formed in a bottom shielding plate of the suspension frame body at intervals in the length direction, the buoyancy of electroplating liquid on the suspension frame body can be effectively reduced, upward acting force of the suspension frame body on a PCB is reduced, and the electroplating quality of the gantry line is improved. The bending deformation of the PCB is reduced; a movable shielding plate is arranged on the side face, back on to a bottom shielding plate, of a vertical shielding plate of the suspension frame body, the movable shielding plate is in sliding fit with the vertical shielding plate in the vertical direction, when a small-size PCB is produced, the downward pressing effect of the PCB on the suspension frame body is reduced, and at the moment, the descending height of the suspension frame body is reduced; the movable shielding plate can be kept in a sinking state so as to ensure the shielding area for the current; the detection assembly comprises inductors and vertical rods which are matched in a one-to-one correspondence mode, and the controller judges the state of the suspension frame body by detecting whether all the inductors are triggered or not and whether the triggering interval of the four inductors is larger than a preset value or not.

The utility model discloses a kind of fruit low-damage picking robot based on tracked self-adaptive multi-machine cooperation, the utility model includes tracked carrier, the top outer wall of tracked carrier is equipped with multiple mechanical arms, and one end of mechanical arm is provided with clamping assembly, clamping assembly includes fixed frame and motor, the inner wall of fixed frame is relatively slidably fitted with two moving plates, two moving plates are relatively one side outer wall and are connected with clamping plate by guide rod, and two clamping plates are relatively one side outer wall and are fixed with flexible rubber clamping block;The utility model is equipped with folding protective sleeve and flexible rubber clamping block, can when clamping fruit, flexible rubber clamping block surface is deformed and wrapped in fruit outside, ensure the contact area with fruit surface, avoid local pressure too high, cause fruit internal pulp damage, folding protective sleeve is protected to bidirectional screw rod outside, avoid bidirectional screw rod outside adhering sundries.

The utility model discloses a cutter cabinet, which belongs to the technical field of cutter storage, and adopts the technical scheme that the cutter cabinet comprises a cabinet body, a plurality of layers of goods channel laminates are arranged in the cabinet body, a blanking hopper is movably arranged along the vertical direction, and a driving component for driving the blanking hopper to move is arranged in the cabinet body; a partition plate is vertically arranged in the cabinet body, the end, facing the partition plate, of the discharging hopper is attached to the partition plate, a discharging hole is formed in the discharging hopper, a guide face inclining downwards in the direction facing the discharging hole is arranged in the discharging hopper, a knife taking bin is arranged on the portion, located on the other side of the partition plate, of the cabinet body, and a through hole is formed in the partition plate. The cutter penetrates through the discharging hole and the through hole to fall into the cutter taking bin; according to the cutter taking device, the falling height of cutters is reduced, the cutters are prevented from being damaged, the discharging hopper and the cutter taking bin are arranged on the two sides of the partition plate respectively, the situation that hands are pinched is avoided, the height position of the cutter taking bin can be freely set, and the cutters do not need to be stooped or squatting down when taken.

The invention discloses a surface defect detection device for ring die processing, which comprises a workbench and a support frame fixed on the back surface of the workbench, and also comprises an adjusting assembly arranged in the support frame; and the detection assembly is arranged below the adjusting assembly and used for conducting image collection and detection on the ring mold, the detection assembly comprises two cameras which are oppositely arranged, and transverse plates are fixedly arranged on the sides, away from each other, of the two cameras through rotating assemblies. According to the surface defect detection device for circular mold machining, circular molds of different sizes can be limited through the clamping assembly, meanwhile, the adjusting assembly can move two cameras to one side of the circular mold, the two cameras are aligned with an inner ring and an outer ring correspondingly, then under driving of a servo motor, a rotating plate drives the circular mold to rotate, and the circular mold machining precision is improved. Therefore, the camera can perform image acquisition and detection on the inner and outer rings in all directions, the detection precision and efficiency are improved, and the application range of the device is widened.

The present invention belongs to the technical field of pipe processing and production, and specifically relates to a fully automatic high-frequency pipe production line and an operation method thereof, wherein the fully automatic high-frequency pipe production line comprises a frame and a material unloading platform, a material loading conveying roller, a material unloading station, a sawing station, and a punching station arranged on the frame, wherein the material unloading station is the input end of the punching unit, and the punching unit further comprises a sawing conveying roller, a punching conveying roller, and a material turning device, wherein the pipe on the material loading conveying roller is transferred to the material unloading station by means of the material turning device, and a plurality of pipes are neatly arranged by means of the material unloading station and transferred to the sawing station along the sawing conveying roller for sawing, and the pipes after sawing are transferred to the punching station along the punching conveying roller for punching. The present invention forms the entire production line into a fully automatic production line by setting multiple groups of rollers and material turning devices, thereby reducing the labor intensity of workers, reducing the unpredictable risks in the original pipe transportation, and improving production efficiency.

The utility model belongs to the field of raw material lifting devices, and particularly relates to a concrete raw material lifting device capable of preventing dust from flying, which comprises a shell, a feed hopper is fixedly connected to the lower portion of the right end of the shell, a cover plate is hinged to the upper end of the feed hopper, and a flying preventing mechanism is arranged on the outer side of a discharge port of the shell. A rotating shaft is connected to the interior of the shell through a bearing, a reamer is fixedly connected to the outer side of the rotating shaft, a first motor is fixedly installed at the upper end of the shell, a guide frame is fixedly connected to the right end of the feeding hopper, two symmetrically-distributed sliding rods are slidably connected to the interior of the guide frame, and limiting seats are fixedly connected to the upper ends of the sliding rods. The cover plate, the limiting frame, the sealing frame and other structures are additionally arranged on the feeding hopper, the feeding hopper can be sealed through the cover plate in the raw material lifting process, the influence of airflow on powder in the feeding hopper can be avoided, and dust flying can be avoided.

The utility model discloses a raw material crushing device for ceramic production, including crushing frame, the bottom of output frame is fixedly connected with two groups of fixed plate symmetry, and the rotatable connection of two groups of fixed plate has transport frame, the inside rotatable connection of fixed plate has fixed screw rod, and the inside of transport frame is screwed in the bottom of fixed screw rod, the top fixed connection of transport frame far from fixed plate one end has the connecting plate symmetry, and the inner wall rotatable connection of connecting plate has two -way screw rod, and the rotatable connection of two -way screw rod of rotary disc both sides has the moving plate. This raw material crushing device for ceramic production can adjust the position of transport frame, make the bottom of transport frame fit in the top of storage frame, and then make the production amount of dust in broken ore transportation reduce, use the user to adjust the extension support frame simultaneously, make the extension support frame lean in the inside of storage frame, and then make the position of storage frame be limited, thereby prevent the displacement of storage frame when using.

The utility model relates to the technical field of coal mine transportation scrapers, in particular to a coal mine scraper convenient to assemble, which comprises a scraper body, a support frame, a support plate, a hopper, a guide hopper, a rotating shaft, a closing plate and a support table, an electric push rod is fixedly connected to the upper portion of the supporting table, the output end of the electric push rod is in driving connection with two connecting rods, the upper portions of the two connecting rods support the closing plate, the supporting frame and the scraper body are fixed through bolts, the supporting plate limits the limiting block through a transverse rod, and the transverse rod is embedded into the limiting block through gravity of the hopper. And after the fixing block and the supporting plate are disassembled, the hopper can be rapidly lifted, rapid separation of the hopper and the scraper body is achieved, and the transportation and disassembly efficiency is greatly improved.

This utility model discloses a battery cap large rubber ring feeding device, including a table, a disc at the upper end of the table, multiple suction nozzles at the upper end of the disc, a finished product unloading slide at the upper rear of the table, a support frame at the rear end of the table, a slot at the upper end of the support frame, and a storage box at the upper end of the support frame via the slot. The storage box is installed below the finished product unloading slide, close to the slide outlet, and has a sloping bottom plate inside. The height of the sloping bottom plate forms the drop zone for the finished product. The finished product slides down the slope of the bottom plate to the inner side of the storage box, significantly shortening the drop height and reducing the kinetic energy during the fall, thus preventing damage due to free fall impact.

The invention belongs to the technical field of plastic forming, and particularly relates to a plastic cover forming mold which comprises a base, a driving box arranged on the upper side of the base, a forming box arranged on the right side of the driving box, a forming cavity formed in the forming box, a fixed mold arranged on the right side of the forming cavity, a movable mold arranged on the left side of the forming cavity and connected with the driving box, and an extrusion mechanism arranged on the right side of the base and connected with the fixed mold. The bottom of the base is provided with a material receiving groove communicated with the forming cavity, the inner wall of the material receiving groove is provided with a material falling frame with the upper end extending into the forming cavity, a material falling hole is formed in the material falling frame, the bottom of the material falling hole is provided with an air spraying mechanism spraying upwards, the material falling frame is provided with a plurality of transverse grooves communicated with the material falling hole from top to bottom, and sliding plates are assembled in the transverse grooves in a sliding mode. A breathable plate is arranged on one sides of the sliding plates, falling holes are formed in the sides, away from the breathable plate, of the sliding plates, the left sides of the sliding plates are jointly provided with a springback mechanism connected with the falling frame, and the right sides of the sliding plates are jointly connected with a connecting piece and a linkage mechanism connected with the movable mold.

The utility model discloses a feeding device of a ball mill, which relates to the technical field of ball mills and related accessories, and comprises a ball mill body and a feeding pipe arranged at the central position of the outer wall of one side of the ball mill body, a conveying cylinder is slidably connected in the feeding pipe, and a hydraulic cylinder is mounted below the outer wall of one side of the ball mill body; a buffering assembly is arranged at the inner side end of the conveying cylinder, and a dust collection assembly is arranged right behind the conveying cylinder. According to the utility model, the depth of the discharge hole in the ball mill body can be adjusted through the hydraulic cylinder and the buffer component, so that materials can be uniformly discharged, the descending height of the materials can be reduced, the buffer effect is achieved, the impact force during blanking is relieved, the loss of the ball mill body is reduced, and the service life is prolonged; and dust can be sucked into a dust collection box through a dust suction assembly to be collected and treated, and the situation that dust generated in the crushing and discharging process flies in the environment and is sucked by workers, and potential safety hazards exist is avoided.

The present invention relates to the technical field of explosive charging machines, in particular to a packaging device for emulsion explosive rolls, comprising a processing table, a U-shaped frame fixedly connected to the top of the processing table, a filling cylinder placed inside the U-shaped frame, two connecting plates symmetrically arranged and fixedly connected above the side of the filling cylinder, and two first hydraulic cylinders fixedly installed on the top of the U-shaped frame; the present invention drives the filling cylinder to move upward inside an annular plastic film through the piston shaft of the first hydraulic cylinder, and in the process of moving upward, the filling groove at the bottom of the filling cylinder is filled with materials outwardly through the action of a rising filling mechanism, which is beneficial to reducing the drop height of the material during filling, and the filling cylinder is moved upward from the bottom of the annular plastic film for filling, so as to prevent air from being injected during the filling process, reduce the influence on the charge density, and help improve the explosion effect.

The invention discloses an ultrasonic cleaning device for ginseng impurity removal, and relates to the field of ultrasonic cleaning devices, the ultrasonic cleaning device comprises a rack, the rack is fixedly connected with an ultrasonic generator, the ultrasonic cleaning device further comprises a sliding frame, the sliding frame is fixedly connected to the rack, the sliding frame is slidably connected with a supporting piece, the supporting piece is slidably connected with a material storage box, and the material storage box is fixedly connected with a second motor; the second motor is fixedly connected with an adjusting lead screw, the storage box is fixedly connected with a first guide rod, the adjusting lead screw is in threaded connection with a moving frame, the moving frame is in sliding connection with the first guide rod, the moving frame is rotationally connected with a rotating shaft, the rotating shaft is fixedly connected with a rotating piece, and the rotating piece is fixedly connected with an air bag. Ginseng is prevented from directly falling to the bottom of the storage box through the air bag, the falling height of the ginseng can be shortened, so that impact force borne by the ginseng is reduced, meanwhile, ginseng root hair can be further protected through the buffering effect of the air bag, and damage to the ginseng root hair is avoided.

The utility model discloses a kind of transfer devices for spitting pearl type firework production, including transfer trolley and storage box, the storage box is fixed on transfer trolley, the upper side of the storage box is open, the support plate is slidably arranged in the inside of the storage box, and the side surface of support plate is in contact with the inside of storage box, the bottom of the storage box inner chamber is provided with the elastic support component for positioning support plate. The transfer device for spitting pearl type firework production, not only can buffer spitting pearl type firework to prevent it from stress dispersion during transfer process, but also can be used for the heat dissipation of spitting pearl type firework, avoid long time continuous jolt to cause firework pearl friction heat to occur spontaneous combustion, improve the security during transfer, while the transfer device can be used for the adjustment of firework taking and placing height, avoid the collision between fireworks due to the placement position is deeper during placement process to affect the firework pearl ignition effect, and convenient to take out firework from the transfer device.

The present invention belongs to the technical field of plastic molding, and specifically relates to a plastic cover molding mold, comprising a base, a driving box is provided on the upper side of the base, a molding box is provided on the right side of the driving box, a molding cavity is provided in the molding box, a fixed film is provided on the right side of the molding cavity, a movable mold connected with the driving box is provided on the left side of the molding cavity, an extrusion mechanism connected with the fixed film is provided on the right side of the base, a material receiving trough connected with the molding cavity is provided at the bottom of the base, a blanking frame with an upper end extending into the molding cavity is provided on the inner wall of the material receiving trough, a blanking hole is provided inside the blanking frame, an air jet mechanism spraying upward is provided at the bottom of the blanking hole, a plurality of transverse grooves connected with the blanking holes are provided from top to bottom of the blanking frame, a plurality of transverse grooves are slidably equipped with slide plates, a plurality of slide plates are provided on one side, a plurality of slide plates are provided with drop holes on the side away from the air permeable plate, a plurality of slide plates are commonly equipped with a rebound mechanism connected with the blanking frame on the left side, a plurality of slide plates are commonly connected with a connecting piece on the right side, and a linkage mechanism connecting the connecting piece and the movable mold.

The invention relates to the technical field of sand core casting equipment, and discloses a precoated sand core shooter for casting of wind power castings, which comprises a rack, a mold frame is rotatably arranged at the top of the rack, two mold bases are arranged on the inner side of the mold frame, a core mold is fixedly connected to one side of each mold base, a sand shooting opening is formed in the top of each core mold, and a sand outlet is formed in the top of each sand shooting opening. A sand shooting head is arranged at the top of the rack, and a fixing disc is arranged between the two mold bases. By changing the relative position of the adjusting gear and the adjusting toothed plate, after sand shooting operation is completed, the rotating piece is rotated again until the sand shooting opening is closed, then the mold frame is turned over, the subsequent sand core hardening process is conducted, meanwhile, the mold frame swings in a reciprocating mode, precoated sand of redundant shot sand located on the top face of a core box is separated through gravity, and the sand core hardening process is completed. The cleaning effect is improved, the residual precoated sand is prevented from influencing the sealing effect when the sand shooting head is attached to the core box, and the intelligent casting quality of the sand core is improved.

The utility model discloses a ceramic chip carrying platform which comprises a base and a lifting device, the base is provided with a lifting platform, the lifting platform is provided with the lifting device, the lifting device comprises fixed supports on the two sides, sliding bearings, polished shafts and springs, the polished shafts are fixed between the base and reinforcing ribs, and the sliding bearings are arranged on the fixed supports. Two ends of the spring are respectively fixed with the reinforcing rib and the lifting platform; folded edges are arranged on the periphery of the lifting platform, and the fixing support is fixed to the folded edges. By means of the automatic lifting platform, the distance between the spraying equipment table top and the ceramic chip loading box is reduced, the fall height is reduced, the product breakage rate is reduced, therefore, the unit price cost of products is effectively reduced, the overall structure is simple, and lifting of the plastic loading box is achieved through the lifting force of the spring.

The utility model relates to the technical field of coal mining, disclose a kind of coal mining with dust collection function is broken, including crushing box and anti-blocking component, the top of the crushing box is fixedly connected with hopper, and the bottom of the hopper is extended to the inside of the crushing box, the both sides of the crushing box are fixedly connected with dust collection box, the inside of the dust collection box is fixedly connected with stainless steel filter screen. The anti-blocking component includes the baffle that is rotatably connected in the crushing box by hinge, the same slide is slidably connected to the outside of two groups of slide rods, the slide and the baffle are symmetrically hinged with connecting rod one by hinge, two groups of knocking balls are symmetrically arranged on the side of the stainless steel filter screen, and the vertical rod and the horizontal rod on the same side are symmetrically hinged with connecting rod two by hinge. The utility model effectively avoids the problem that dust attached to dust filter screen is difficult to remove, so that it can cause the problem of filter hole blockage.