962results about "Fireworks" patented technology

The invention provides an inner cylinder cake breaking and feeding assembly and firework production equipment, and relates to the technical field of firework production equipment, and the inner cylinder cake breaking and feeding assembly comprises a first platform, a second platform, an inner cylinder cake moving mechanism, a pressing mechanism, a receiving mechanism and an inner cylinder moving mechanism. An inner cylinder cake is firstly placed on the first platform and is pushed to the first notch by the inner cylinder cake moving mechanism; when the pressing head presses the inner cylinder cake on the first notch downwards, the inner cylinder of the inner cylinder cake penetrates through the first notch downwards, and the ribbon of the inner cylinder cake is blocked by the edge of the first notch, so that the ribbon is separated from the inner cylinder; in addition, when the pressing head presses the inner cylinder cake downwards, the material receiving platform supports the inner cylinder of the inner cylinder cake from the lower part of the inner cylinder cake and synchronously moves downwards until the inner cylinder is aligned with the height of the second platform; and finally, the inner cylinder on the material receiving platform is moved forwards to the second platform by the inner cylinder moving mechanism. The inner barrel cake breaking and feeding assembly has the technical effects that an inner barrel can be automatically separated from a binding belt, manual cake breaking and feeding are not needed, and the inner barrel cake breaking and feeding assembly is safer.

The utility model provides an explosive mixing conveying chain device for a firework inner barrel filling production line. The device comprises a water tank mechanism and a power mechanism, the water tank mechanism comprises a rack and a water tank fixedly arranged above the rack; the power mechanism comprises a power machine and a conveying chain which are respectively arranged below and above the water tank; a plurality of sliding table trolleys are detachably installed on the conveying chain, the power machine drives the conveying chain to drive the sliding table trolleys to conduct uniform-speed circular motion in the water tank, and the sliding table trolleys sequentially pass through a plurality of medicine mixing mechanisms arranged on the side edge of the water tank at equal intervals. According to the mixed medicine conveying chain device, water can be injected into the water tank, so that medicine powder and other impurities generated in the medicine mixing process fall into the water tank, and fire and explosion caused by medicine naturally are avoided; the power machine drives the conveying chain to drive the sliding table trolley, so that the whole medicine mixing and conveying process is automatic, manual intervention is reduced, the production efficiency and the yield are improved, the occupied area of equipment is small, and efficient production layout can be achieved in a limited site.

The utility model provides a firework inner cylinder feeding assembly and firework production equipment, and relates to the technical field of firework automatic production equipment, the firework inner cylinder feeding assembly comprises a stock bin, an inner cylinder cake feeding mechanism, an inner cylinder cake transferring mechanism and an inner cylinder pushing mechanism; the inner cylinder cake transferring mechanism comprises a transferring frame and a first driving unit; a plurality of material frames are arranged on the transfer frame; the first driving unit can drive the transfer frame to move, so that the material frame on the transfer frame moves to a first position and a second position; when the material frame is located at the first position and the material frame is aligned with the inner cylinder cake feeding mechanism, the inner cylinder cake feeding mechanism can load inner cylinder cakes into the material frame; and when the material frame is located at the second position and the material frame is aligned with the stock bin, the inner barrel pushing mechanism can push the inner barrels contained in the inner barrel cakes in the material frame into the stock bin. The automatic feeding assembly for the firework inner barrels has the technical effects that the automation degree is high, workers do not need to get close to a stock bin to conduct feeding operation on the inner barrels during production, and safety is high.

A fuse-less ignition system for fireworks. An ignitor module is provided that is insertable into a firework and includes: a first end having an interface adapted to reside on an exterior surface of the firework for receiving a plug; a set of electrical contacts adapted to receive electricity from the plug; a heat element coupled to the electrical contacts and adapted to heat in response to received electricity; and a cavity adjacent to the heat element containing a pyrotechnic material, the pyrotechnic material adapted to ignite in response to a heating of the heat element.

The utility model discloses a firework setting-off base and an application system thereof. Comprising a base shell, a circuit board and a power source are arranged in the base shell, a main control circuit, a communication circuit and a lighting circuit are arranged on the circuit board, the power source supplies power to the circuit board, the circuit board is provided with a plurality of ports, and the ports are exposed out of the base shell to be suitable for firework products of different ignition modes. A strong magnetic block or a fixing needle is arranged at the bottom of the base shell. According to the firework setting-off base and the application system thereof, setting-off is controlled through the intelligent control terminal, setting-off by professionals is not needed, and the firework setting-off base is high in flexibility, simple, rapid, capable of being placed at will, free of any influence of places, places, spaces and environments and high in entertainment, safety, practicability and generalization performance.

A fuse-less ignition system for fireworks. An ignitor module is provided that is insertable into a firework and includes: a first end having an interface adapted to reside on an exterior surface of the firework for receiving a plug; a set of electrical contacts adapted to receive electricity from the plug; a heat element coupled to the electrical contacts and adapted to heat in response to received electricity; and a cavity adjacent to the heat element containing a pyrotechnic material, the pyrotechnic material adapted to ignite in response to a heating of the heat element.

The utility model provides an inner cylinder cake feeding assembly, inner cylinder filling equipment and a combined firework production line, and relates to the technical field of firework production equipment, the inner cylinder cake feeding assembly comprises an action mechanism, and a transfer stock bin, a gripper and a pushing mechanism are arranged on the action mechanism; the transfer stock bin and the pushing mechanism are arranged on the two opposite sides of the gripper correspondingly. The action mechanism can drive parts connected to the action mechanism to move; a transfer trough for accommodating the inner cylinder is formed in the transfer bin; a bin gate mechanism capable of opening or closing the transfer trough is arranged at the bottom of the transfer trough; the gripper is used for gripping an inner cylinder cake; and the pushing mechanism is used for pushing the inner barrel grabbed by the grabber into the transfer trough. According to the inner cylinder cake feeding assembly, automatic feeding can be achieved, personnel isolation is facilitated, and personnel safety is guaranteed.

The utility model provides a hopper assembly, an inner cylinder filling device for combined fireworks and a production line, and relates to the technical field of firework production equipment, the hopper assembly comprises a hopper structure, a material frame mechanism and a material receiving mechanism. The material frame mechanism comprises an upper flange, a first side flange, a second side flange and a first set of driving units. And the material receiving mechanism comprises a material receiving platform and a second group of driving units. When the material frame mechanism is in the initial state and the material receiving platform is located at the initial position, the upper blocking edge, the first side blocking edge, the second side blocking edge and the material receiving platform define a temporary material frame used for receiving the inner barrels, as the first side blocking edge and the second side blocking edge stretch towards the two sides, the inner barrels in the temporary material frame are flatly laid and released to the material receiving platform, and in addition, the inner barrels in the temporary material frame are placed on the material receiving platform. And the upper flange moves downwards along with the inner cylinder in the temporary material frame. And the receiving platform downwards stacks the inner barrels on the receiving platform to the bottom of the trough space. According to the hopper assembly, the inner barrels loaded by the feeding mechanism can be automatically stacked downwards, and rolling and reversing are not prone to occurring.

The utility model provides inner cylinder equipment for combined fireworks, which relates to the technical field of firework production equipment and comprises a plurality of bins and a feeding component. Wherein the plurality of stock bins are distributed at a plurality of different positions; the stock bin is provided with a trough for accommodating the inner cylinder, and is provided with a feeding hole and a blanking hole; the feeding assembly comprises a gripper and an action mechanism. And the action mechanism can drive the gripper to move so as to grab an inner cylinder cake, and can transfer the inner cylinder to any stock bin for blanking. On one hand, different types of inner barrels can be contained in the multiple stock bins, the inner barrels in all the stock bins can be flexibly configured, and the production flexibility is good; and on the other hand, the inner barrels can be conveyed to all the stock bins after inner barrel cakes are grabbed through the feeding assembly, automatic feeding can be conducted on all the stock bins, the automation degree is high, manual close-distance cake breaking feeding is not needed, and safety is higher. In addition, the plurality of stock bins are distributed at different positions, so that the harm of accidents is smaller.

The invention provides automatic discharging equipment and method for effect cylinders, and relates to the technical field of firework production equipment.The automatic discharging equipment comprises a conveying assembly, a material distributing structure, a feeding assembly and a loading assembly; the conveying assembly is provided with a conveying table capable of vertically placing the effect cylinders and can drive the effect cylinders on the conveying table to gather and move towards the front portion. The distributing structure is arranged on the conveying table and close to the front portion of the conveying table. The distributing structure is provided with a plurality of distributing channels; the plurality of shunting channels are used for shunting and outputting the effect cylinders on the conveying table; the feeding assembly comprises a movable material frame and a first driving mechanism; the movable material frame is located on the conveying table. The movable material frame is provided with a first opening side and a second opening side which are opposite; the first driving mechanism is used for driving the movable material frame to move between a first position and a second position; the loading assembly is used for loading the effect cylinder of the cylinder cake into the movable material frame; according to the automatic discharging equipment for the effect cylinder, automatic discharging can be achieved, the automation degree is high, and man-machine separation can be achieved.

The utility model discloses a charging device for combined firework production, which is characterized in that telescopic rods are vertically and fixedly arranged at four corners of the top of a bottom plate, the tops of the four telescopic rods are fixedly connected with a rectangular frame, and a combined firework body is movably arranged in the center of the top of the bottom plate; a first motor and a second motor are started to drive a first screw rod and a second screw rod to rotate, so that a first threaded block and a second threaded block move transversely and longitudinally respectively, and then a first moving rod and a second moving rod are driven to move transversely and longitudinally in a rectangular frame; the movable block can be conveniently driven to transversely and longitudinally move in the rectangular frame through the first through hole and the second through hole, then the filling funnel can be conveniently driven to transversely and longitudinally move on the combined firework body through the cross, explosive charging can be conveniently conducted on a plurality of single cylinders in the combined firework, operation is easy, use is convenient, and practicability is high. And therefore, the charging efficiency of the combined fireworks is improved.

The utility model discloses a universal type display shell setting-off base which comprises a fixed base used for fixed placement and a rotating clamping base arranged above the fixed base in a rotating mode, a display shell cylinder is fixed in the rotating clamping base in a penetrating mode, a sliding clamping shaft base is arranged on the rotating clamping base in a rotating and penetrating mode, and the sliding clamping shaft base is clamped and embedded in the fixed base in a sliding mode. When the rotary clamping seat is rotated, the three circumferentially-distributed sliding clamping shaft seats on the rotary clamping seat are driven to synchronously and eccentrically rotate, the clamping space between the sliding clamping shaft seats is enlarged, a large-diameter firework barrel can be clamped and fixed, when the rotary clamping seat is not subjected to external force, the torsional spring is released to drive the rotary clamping seat to rotate reversely, and the sliding clamping shaft seats reversely and eccentrically rotate, so that the firework barrel is clamped and fixed. The clamping space between the sliding clamping shaft seats is tightened, the clamped firework barrel is held and fixed, the loading and unloading effect of the firework shells is achieved through eccentric rotation conversion of the sliding clamping shaft seats, clamping and fixing of the firework shells of multiple sizes are achieved, and the universality of the device is improved.

The invention discloses a machining device for a combined firework interval type special-shaped cylinder row. The machining device comprises a material distributing groove for containing firework cylinders and a bearing platform which ascends and descends step by step. A plurality of guide cylinder shifting pieces are arranged above the bearing platform, each guide cylinder shifting piece is provided with a cavity channel for restraining a single firework cylinder, a limiting piece for blocking the front end of a cylinder body is arranged at the front end of each cavity channel, and the lower portion of each cavity channel is open; a telescopic supporting plate is arranged between the guide shifting cylinder piece and the bearing platform; the firework cylinders in each material distribution groove are fed into a cavity channel of each guide cylinder shifting piece, and the lower sides of the firework cylinders are supported when the supporting plates stretch out; the guiding cylinder shifting piece is hinged to the rack, the pitch changing mechanism is connected with the guiding cylinder shifting piece and drives the guiding cylinder shifting piece to swing around the hinged portion, and all firework cylinders swing along with the guiding cylinder shifting piece to obtain the special-shaped cylinder row. And the forming processing of the interval type special-shaped cylinder row can be reliably finished.

The utility model discloses a firework powder filling device which comprises a box body. The fixed block is rotationally arranged in the box body; the fixed blades are circumferentially arrayed on the side wall of the fixed block; the rotating blades are arranged on the side wall of the fixed block in a circumferential array mode and are in running fit with the fixed block, and gaps between the rotating blades and the fixed blades form cavities. According to the firework powder filling device, in the continuous rotating process, the powder collected in the cavities is filled into the gun barrel, the sizes of the cavities formed between the rotating blades and the fixed blades are uniform, the powder amount filled in each firework is uniform, and when the powder amount filled in the fireworks needs to be increased, the firework powder filling device is convenient to use. The rotating blade is driven to rotate clockwise along the fixed block, so that the rotating blade and the fixed blade are combined, the two cavities are combined to increase the collection amount of the medicament, the filling amount of the firework medicament can be rapidly increased, and the situation that the production efficiency is reduced due to long-time debugging of the filling device is avoided.

The utility model discloses a firework cylinder cake forming device which is characterized in that a cylinder flow channel is formed by a material arranging hopper, a storage cavity and a blanking groove which are sequentially arranged from top to bottom, and a forming die is correspondingly arranged in front of the blanking groove; a plurality of fork barrel parts which do reciprocating motion towards the forming dies are arranged corresponding to the discharging grooves, and each fork barrel part penetrates through one discharging groove to feed the barrel in the discharging groove into the forming die in front to form a barrel cake. When the barrel enters the discharging groove, the forming mold is not directly filled with the barrel, and the barrel only needs to smoothly follow the guiding of the material supporting strip based on the self weight and sequentially falls to fill the discharging groove of the vertical channel. By means of the device, it can be guaranteed that all the discharging grooves are filled with the barrels smoothly, the time for filling the discharging grooves is accurate, the follow-up barrel forking piece automatically acts to feed the barrels into a forming mold to form barrel cakes, and bundling is facilitated.

The invention discloses a firework product convenient for realizing subtitle firework effect, which comprises a flexible or rigid base material, the base material is provided with a plane structure for fixing or storing pyrotechnic composition powder, and the pyrotechnic composition powder is attached to the plane structure of the base material according to set patterns or characters; the firework further comprises a fire transferring piece, the fire transferring piece is selected from a combustible base material or a firework lead, and the firework lead is distributed along the pyrotechnic composition powder attached to the base material. The pyrotechnic composition powder is one of firework powder; or one of titanium, iron, zirconium, aluminum, magnesium metal or metal oxide powder; or a mixture of more than two of the various powders. A firework visual effect with a preset subtitle pattern can be generated; the device has the advantages of simplicity in preparation, small size and convenience in use.

The utility model provides a firework visual inspection device and a firework production line, and relates to the technical field of firework production equipment, the firework visual inspection device comprises an image acquisition assembly and an image processing assembly; the image acquisition assembly comprises a mounting rack and a camera connected to the mounting rack; the camera is mounted at a fixed height and is used for shooting images of the lower combined fireworks; moreover, the working distance corresponding to the mounting height of the camera can meet the requirement that a plurality of firework cylinders on the combined firework are contained in a shot view field, so that a shot image contains a plurality of firework cylinder images; and the image processing assembly is connected with the camera through a data transmission line so as to identify and detect the plurality of firework cylinders in the combined firework image shot by the camera. Based on the setting, one camera can collect the images of a plurality of firework cylinders on the combined firework at one time, and the plurality of firework cylinders in one image can be identified and detected through the image processing assembly, so that the efficiency of the detection device is effectively improved, and the cost is reduced.

The invention provides a firework inner barrel feeding device and method and combined firework production equipment, and relates to the technical field of firework production equipment, and the firework inner barrel feeding device comprises a first layer platform, a first pushing mechanism and a second pushing mechanism. An inner cylinder can be vertically placed on the first layer of platform, and a plurality of flow dividing channels and feeding sliding ways are arranged on the first layer of platform. The first pushing mechanism is provided with a first pushing piece used for pushing the inner cylinder and a first driving assembly. The first driving assembly is used for driving the first pushing piece to act; the first pushing piece is used for pushing the inner barrels in the feeding sliding way from the rear portions of the inner barrels to the front portions of the inner barrels so that the inner barrels in the feeding sliding way can be kept in a gathering state when sliding forwards. The second pushing mechanism comprises a second pushing piece, a protecting and holding piece and a second driving assembly; the second driving assembly is used for driving the second pushing piece and the protecting and holding piece to act; the second pushing piece and the protecting and holding piece are both located behind the first pushing piece. According to the feeding device, the inner barrel can be prevented from toppling over in the inner barrel feeding process, and the continuity of the feeding process is ensured.

The utility model discloses a firework setting-off platform with a water spraying device, and relates to the technical field of firework setting-off platforms, the firework setting-off platform comprises a ship body, a protection assembly, a mounting assembly and a water spraying fire extinguishing assembly, the upper end of the ship body is provided with a deck, the upper end of the deck is provided with a mounting plate, and the mounting plate is connected with the deck through the protection assembly; the mounting assembly is arranged at the upper end of the mounting plate, a guardrail is mounted at the upper end of the side wall of the mounting plate, and the water spraying and fire extinguishing assembly is arranged on the guardrail. Water is conveyed to the spray head through the water pump, so that the spray head sprays water to the upper end of the mounting plate, and when fireworks on the mounting plate fire, fire can be extinguished in time; and the safety of the firework setting-off platform is improved. According to the firework setting-off platform, the mounting plate and the deck are separated through the flame-retardant plate and the bottom plate, flames and high temperature can be prevented from damaging the deck and a ship body, the firework setting-off platform is protected, and the safety of the firework setting-off platform is further improved.

The utility model provides a firework paper filling device, which relates to the technical field of firework production, including a filling mechanism, a conveying plate, and a first driving element, wherein a first conveying position and a second conveying position for placing a firework body are provided on the conveying plate; the conveying plate can reciprocate between the first position and the second position; when the conveying plate moves to the first position, the first conveying position is located at the first side of the filling mechanism, and the second conveying position is located inside the filling mechanism; when the conveying plate moves to the second position, the first conveying position is located inside the filling mechanism, and the second conveying position is located at the second side of the filling mechanism; during operation, as the conveying plate reciprocates between the first position and the second position, the first conveying position sends the firework body on the first side of the filling mechanism into the filling mechanism for paper filling, and the second conveying position sends the firework body on the second side of the filling mechanism into the filling mechanism for paper filling. The application can reduce the cost and floor space of the production line.

The utility model provides an inner cylinder cake feeding assembly and a firework filling production line, and relates to the technical field of firework production equipment, the inner cylinder cake feeding assembly comprises a stock bin, a driving device, and a grabbing mechanism and a pushing mechanism which are arranged on the driving device; the driving device is used for driving the grabbing mechanism and the pushing mechanism to move; the grabbing mechanism is used for grabbing the inner cylinder cake; the pushing mechanism comprises a pushing frame and a second driving element; the second driving element is used for driving the pushing frame to act so as to push the inner barrels clamped between the first clamping arm and the second clamping arm forwards into the stock bin when the grabbing mechanism grabs the inner barrel cakes to move to the position of a feeding port of the stock bin. By means of the driving device, the grabbing mechanism, the pushing mechanism and the inner cylinder cake feeding assembly, an inner cylinder in an inner cylinder cake can be integrally placed into the stock bin, manual operation is not needed, and safety is higher.

The utility model discloses a single-barrel small firework convenient to twist, which comprises a barrel body and a top cover arranged at the top of the barrel body, a knob is movably mounted at the bottom of the barrel body, a support is arranged at the top of the knob, a sleeve is further arranged in the barrel body, a baffle is arranged in the sleeve, a pull rod is arranged at the top of the support, a spring is sleeved on the pull rod, the pull rod penetrates through a circular groove, and a plurality of lock catches are arranged at the top of the pull rod. The spring and the lock catch are arranged and matched with the baffle to fix the sleeve, during use, only the knob needs to be rotated to drive the lock catch to rotate from the groove to the notches, at the moment, the lock catch does not limit the baffle any more, the sleeve is pushed to ascend at a high speed through the action of the spring, and the sleeve is fixed through the baffle. And a high-pressure gas tank does not need to be used, so that the problem that after a traditional firework barrel is stored for a long time, gas in the high-pressure gas tank in the traditional firework barrel overflows, and fireworks cannot be sprayed out successfully is effectively solved.

The invention discloses a firework emission accurate control method based on sensor fusion. The firework emission accurate control method comprises the following steps: S1, configuring a firework control module; s2, installing a firework control module at the top of a firework shell, and carrying out initialization; s3, collecting real-time attitude data, and performing Kalman filtering processing; s4, collecting air pressure data, and calculating the relative flight height; s5, constructing a display shell flight trajectory prediction model, and calculating a trajectory deviation value; s6, judging whether the attitude prediction value, the height prediction value and the trajectory deviation value meet requirements or not; s7, if the judgment conditions are met at the same time, an electric blasting fuse is triggered to ignite the display shell; s8, the posture prediction value, the track deviation value and the set-off state mark are sent to a multi-bullet cooperative control unit; and S9, coordinating the display shell to synchronously set off according to a preset pattern. According to the method, sensor data, Kalman filtering and a trajectory prediction modeling method are fused, display shell attitude judgment and collaborative setting-off are achieved, and the method has the advantages of being accurate, safe and high in synchronism.

The utility model relates to the field of firework production, in particular to a firework charging device. The technical problems that when an existing charging device carries out charging, the explosive amount is inconvenient to control, then the charging efficiency is low, gunpowder is inconvenient to compact after charging is completed, and then the effect after charging is poor are solved. A firework charging device comprises a base, a placing seat is connected to the base in a sliding mode, a plurality of clamping grooves are formed in the body of the placing seat, a fixing plate is fixedly connected to the base, a hopper is fixedly connected to the fixing plate, and an electric push rod is fixedly connected to one side of the hopper. When the flashboard reciprocates, the flashboard can drive the connecting plate and the extrusion plate to move, the extrusion plate moves to extrude the protrusions on the waved plate, the placing base moves up and down to generate vibration, then the placing base drives the paper tube to vibrate together, gunpowder in the paper tube is compacted through vibration, and therefore the filling effect is further enhanced.

The utility model provides a fireworks inner tube discharging device, equipment, inner tube filling equipment and fireworks production line, which relates to the technical field of fireworks production, including: a hopper, a plurality of discharging chutes, and a first pushing assembly. Among them, a trough for the fireworks inner tube is provided on the hopper. The plurality of discharging chutes extend in the same direction and are arranged at the bottom of the trough. The first pushing assembly includes a pushing rack, a first driving source, a plurality of pushing pieces, and a plurality of elastic elements; the first driving source is used to drive the pushing rack to move, the plurality of pushing pieces correspond to the plurality of discharging chutes one by one, and the plurality of elastic elements correspond to the plurality of pushing pieces one by one; as the first driving source drives the pushing rack to move, the pushing rack can push the plurality of pushing pieces corresponding to the plurality of discharging chutes through the plurality of elastic elements to push out the inner tubes on all the discharging chutes. Since an elastic element is provided between the pushing piece and the pushing rack, an elastic buffer can be provided, thereby avoiding rigid impact.

The utility model relates to the technical field of firecracker production, in particular to automatic cupola gun production equipment which comprises a machine box, a station disc, a gun barrel input device, a bamboo stick input device, a label output device and a bearing disc, and the station disc, the gun barrel input device, the bamboo stick input device, the label output device and the bearing disc are arranged on the machine box. A cam divider is installed on the machine box, the station disc is installed on an output shaft of the cam divider, a plurality of clamping mechanisms used for clamping gun barrels and bamboo sticks are arranged on the station disc, and the clamping mechanisms are distributed in a circumferential array mode. The gun barrel input device, the bamboo stick input device, the stick output device and the bearing disc are sequentially arranged on the outer side of the station disc and correspond to the clamping mechanism in position. The automatic assembly device solves the problems that an existing automatic assembly device for the cupola gun is too complex in structure and prone to failures, the overall length of the device is too large, and the occupied space is too large.

The utility model relates to the related technical field of combined fireworks, in particular to a fan-shaped combined firework which comprises a bottom plate, a fan-shaped frame and a semicircular plate are installed on the bottom plate, and the semicircular plate is located on the inner periphery of the fan-shaped frame. A plurality of first cylindrical inserting holes and second cylindrical inserting holes are evenly distributed in the fan-shaped frame and the semicircular plate in the circumferential direction, firework barrels are jointly inserted into the first cylindrical inserting holes and the second cylindrical inserting holes, and an abutting plate is arranged on the inner periphery of the semicircular plate to abut against the bottom ends of the firework barrels. According to the combined firework, the first cylindrical insertion hole and the second cylindrical insertion hole are formed to distribute insertion installation of the firework barrel bodies, workers can conveniently assemble the combined firework, the firework barrel bodies are convenient to select and assemble, and the use effect is better.

In a standby state, the handle body is sleeved in a core tube in a sliding mode, in a working state, the handle body extends out of an outer cylinder, the firework further comprises a fixing sleeve base composed of an inner sleeve and an outer sleeve, and the bottom end of the core tube is connected with the inner sleeve in a buckled mode to achieve axial connection. The bead spitting products are arranged around the circumference of the outer wall of the core tube, the lower parts of the bead spitting products are inserted into an annular space between the inner sleeve and the outer sleeve, and the bottom of the annular space is provided with abutting pieces abutting against the bottom ends of the bead spitting products; a conical neck part is arranged close to the top end of the handle body; and a conical neck opening part corresponding to the conical neck part is arranged on the inner wall of the inner sleeve. The contraction function of the handle body is kept, and the packaging length of the product is further effectively reduced by inserting the lower part of the bead spitting product arranged around the core tube into the annular space of the fixed sleeve seat; meanwhile, the arrangement heights of all the bead spitting products are ensured to be consistent through the abutting pieces, and a necessary setting-off distance is kept between the bottom ends of the bead spitting products and the bottom port of the outer cylinder to ensure safety.

The utility model provides a grouting robot for a fireworks molding machine and a fireworks molding production line, which relates to the technical field of fireworks production equipment, including a base, a grouting assembly, and a manipulator; wherein the base is fixedly installed. The grouting assembly includes a grouting pipeline and a silo; the silo is used to store slurry; a feed pump is provided on the grouting pipeline to output the slurry in the silo. The manipulator has a plurality of rotating arms connected in sequence; a driving assembly is provided between two adjacent rotating arms to drive the two adjacent rotating arms to rotate relative to each other. The grouting pipeline is connected to the manipulator; the manipulator can drive the grouting pipeline to move the grouting port at the end of the grouting pipeline according to the set trajectory, so as to align the slurry in sequence and output it to each material trough on the receiving mold table. On the first aspect, the technical solution of the present application adopts a manipulator to drive the grouting pipeline to move, which occupies a small space. On the second aspect, one or more receiving mold tables can be more flexibly arranged around the manipulator for grouting.

The utility model discloses a filling production line for combined firework effect pieces. Comprising a first conveying line for conveying firework bodies to primer filling equipment, a second conveying line for conveying the firework bodies from the primer filling equipment to firework paper sheet filling equipment, and a third conveying line for conveying the firework bodies from the firework paper sheet filling equipment to inner cylinder filling equipment, the fourth conveying line is used for conveying the firework bodies from the inner cylinder filling equipment to the firework paper sheet filling equipment; and the tail end of the fourth conveying line and the tail end of the second conveying line are collinearly arranged. Two times of paper sheet filling are completed on the same side of the paper sheet filling equipment in a line rotation mode, effect piece filling of a single firework body or a plurality of firework bodies can be achieved, the procedure of two times of paper sheet filling is achieved through one machine, the structure is simple, control is accurate, and production efficiency is high.