CN113566656A

CN113566656A - Automatic production line for combined firework barrel

Info

Publication number: CN113566656A
Application number: CN202110954496.6A
Authority: CN
Inventors: 黄松涛
Original assignee: Liuyang Aosite Firework Manufacturing Co ltd
Current assignee: Liuyang Aosite Firework Manufacturing Co ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2021-10-29

Abstract

The invention provides an automatic production line of a combined firework cylinder, which comprises a base, wherein a feeding device is arranged on the outer side of the front end of the base, and a compression molding device is assembled at the tail end of the base; the quantitative distribution device can quantitatively distribute the raw materials conveyed by the feeding device and then output the raw materials to a conveying hole of the conveying table, the conveying table can slide along the top of the machine base and is used for conveying and feeding the raw materials in the conveying hole to a lower mold cavity of the compression molding device, an upper mold and a lower mold are closed to carry out compression molding, a bearing plate is arranged at the tail end of the conveying table and can convey the demolded firework barrel finished product to the lower part of the finished product pushing and moving frame and the finished product is pushed and transferred to a finished product conveying mechanism on one side of the machine base through a telescopic rod; the combined firework barrel adopts a combined design structure which integrates multiple processes of raw material conveying, quantitative material distribution, material transferring and loading, extrusion forming, finished product transfer and the like, can realize automatic continuous operation of combined firework barrel products, effectively lightens the labor intensity of workers, and greatly improves the production efficiency; it is widely suitable for the production and matching use of the firework cylinder.

Description

Automatic production line for combined firework barrel

Technical Field

The invention relates to a firework cylinder production device, in particular to an automatic production line of a combined firework cylinder.

Background

The firework firecracker is a traditional means for adding atmosphere in various festival celebration activities, and particularly, the firework has a history of more than one thousand years in China; the combined firework is a large firework product developed in recent years, and has the advantages of combination of various effects such as sound, light, color and the like, long duration, large scene and extraordinary enthusiasm when being set off, so that the combined firework is very suitable for being set off in fireworks at night and festival celebrations; the traditional mode for producing the combined firework cylinder is that a single paper cylinder is adopted to be bundled, glued and combined, and the periphery of the combined firework cylinder is wrapped by yellow board paper or kraft paper.

At present, in order to overcome the problems of low manufacturing efficiency and improved cylinder reliability of the existing combined firework cylinder, firework manufacturers generally adopt a compression molding mode to manufacture the combined firework cylinder, namely, the raw materials of the firework cylinder are conveyed into a mold cavity, an upper mold and a lower mold are utilized for compression molding, and after being dried, the combined firework cylinder is demolded and taken out to obtain a finished product; however, in most firework manufacturers, the degree of automation of a combined firework cylinder compression molding production line is low, and some procedures including electronic weighing of firework cylinder raw materials, feeding of mold cavities, transfer conveying of firework cylinder finished products and the like are still manually completed, so that the manual labor intensity is high, the production speed is low, and time and labor are wasted.

Disclosure of Invention

In view of the above situation, the invention aims to provide an automatic production line of a combined firework cylinder, which adopts a combined design structure integrating multiple processes of raw material conveying, quantitative material distribution, material transferring and loading, extrusion molding, finished product transfer and the like, can realize automatic continuous operation of combined firework cylinder products, can effectively reduce the labor intensity of workers and greatly improve the production efficiency, and has the advantages of scientific, reasonable, simple and compact integral structure, convenient installation and operation, wide market prospect and convenient popularization and use.

In order to realize the aim, the automatic production line of the combined firework cylinder comprises a base, a quantitative material distribution device, a material conveying platform and a finished product pushing and moving frame, wherein the quantitative material distribution device, the material conveying platform and the finished product pushing and moving frame are arranged on the base; the quantitative distribution device is used for outputting the firework cylinder raw materials conveyed by the feeding device after the quantitative distribution to a conveying hole of a conveying platform on the base, the conveying platform can slide along a slide rail at the top of the base and is used for conveying the firework cylinder raw materials in the conveying hole to a lower mold cavity of the compression molding device, an upper mold and a lower mold in the compression molding device are assembled for extrusion molding, a bearing plate is arranged at the tail end of the conveying platform and is used for sliding and conveying the firework cylinder finished products demolded in the compression molding device to the lower side of a finished product pushing and moving frame, and a telescopic rod in the finished product pushing and moving frame is used for pushing and moving the firework cylinder finished products to a finished product conveying mechanism on one side of the base, so that the integrated automatic continuous production of conveying, quantitative distribution, conveying, feeding, extrusion molding and finished product transferring of the firework cylinder raw materials is realized.

In order to realize the optimization of the structure and the effect, the further measures are as follows: the feed arrangement includes the frame of being connected with the frame front end, and the frame top is equipped with the feeder hopper, and the frame bottom is equipped with the delivery pump, and the output of delivery pump is connected through the exit linkage of bellows and feeder hopper bottom, and quantitative feed divider's inlet pipe is connected to the output of delivery pump, one side of frame top feeder hopper is equipped with vibrating motor.

The quantitative material distributing device comprises a material distributing frame arranged on a base, a cylinder is arranged at the center of the top of the material distributing frame, a material cavity is formed in the middle of the material distributing frame, a piston rod of the cylinder is arranged downwards and is connected with a material pushing frame, the lower end of the material pushing frame is connected with a material pushing plate extending into the material cavity, the cylinder can drive the material pushing plate to move up and down along the inner wall of the material cavity through the material pushing frame, a travel switch is arranged on one side of the material distributing frame and used for sensing the material pushing plate, the input end of the material cavity is connected with a feeding pipe through a feeding valve, and a discharging pipe with a ball valve is arranged at the bottom end of the material cavity.

The top end of the material distributing frame is provided with an adjusting screw rod, the bottom surface of the adjusting screw rod is used for propping against the material pushing frame to move upwards, and the stroke of the material pushing frame and the material pushing plate to move upwards can be adjusted and controlled by rotating the adjusting screw rod.

And a second water spraying mechanism is arranged on one side of the material distributing frame, and a spray head of the second water spraying mechanism is inclined upwards to be aligned with an outlet of the discharge pipe.

The quantitative distribution device is arranged at the conveying front end of the machine base in the length direction, the compression molding device is arranged at the conveying tail end of the machine base in the length direction, a first water spraying mechanism and a finished product pushing frame are sequentially arranged on the machine base between the quantitative distribution device and the compression molding device from front to back, and the conveying table can slide back and forth between the quantitative distribution device and the compression molding device along a slide rail at the top of the machine base.

The tail end of the material conveying platform is provided with a bearing plate, the bearing plate can slide back and forth on a slide rail at the top of the machine base along with the material conveying platform, and the finished product bearing plate is provided with a guide rod extending along the width direction of the machine base.

The material conveying platform is provided with a plurality of material conveying holes, the bottom of each material conveying hole is provided with a discharge door, and the discharge doors are of a split door structure.

The front end of the conveying direction of the conveying platform is provided with a vibration mechanism, and a spray head of the first water spraying mechanism faces downwards vertically and is used for aligning to an opening of a conveying hole in the conveying platform.

One side of finished product propelling movement frame is equipped with the telescopic link, utilizes the telescopic link can shift the fireworks section of thick bamboo finished product propelling movement on the loading board below the finished product propelling movement frame to the finished product conveying mechanism on.

Compared with the prior art, the invention has the following beneficial effects:

according to the invention, (I) a feeding device is arranged on the outer side of the front end of the machine base, a material conveying table can slide between the quantitative distribution device and the compression molding device along the top of the machine base, the firework cylinder raw material is conveyed into the quantitative distribution device by the feeding device, and is conveyed and loaded into a lower mold cavity of the compression molding device through the material conveying table after being quantitatively distributed, and the demolded firework cylinder finished product is dragged and conveyed to the lower part of a finished product pushing and moving frame through a bearing plate arranged on the material conveying table and is pushed and transferred onto a finished product conveying mechanism on one side of the machine base through a telescopic rod, so that automatic and intelligent continuous production integrating multiple processes of raw material conveying, quantitative distribution, loading, extrusion molding, finished product transferring and the like is realized, the labor intensity of workers is effectively reduced, and the production efficiency is greatly improved;

(II) the material pushing plate is adopted in the quantitative material distributing device, the material pushing plate can move up and down along the inner wall of the material cavity, when the firework cylinder raw material enters the material cavity under pressure conveying, the material pushing plate can move upwards and can generate induction with the travel switch to close the feeding valve in time, the purpose of controlling the capacity of the material cavity by utilizing the travel of the material pushing plate is achieved, and the purpose of quantitatively controlling and conveying the raw material by utilizing the volume is achieved;

(III) the outlet of the discharge pipe of the quantitative material distribution device is provided with the second water spraying mechanism, and the first water spraying mechanism is arranged to spray water mist into the material conveying hole of the material conveying platform, so that the lubricating performance of the discharge pipe and the inner wall of the material conveying hole can be effectively improved, the adhesion and the residue of the firework cylinder raw materials on the inner wall are avoided, the vibration unloading is realized by combining the vibration mechanism arranged at the front end of the material conveying platform, the smooth and quick material loading in the transportation of the firework cylinder raw materials can be further ensured, the unloading is clean, no residue is generated, and the normal operation of equipment is favorably ensured;

the combined firework cylinder product automatic continuous operation device adopts a combined design structure integrating multiple processes of raw material conveying, quantitative material distribution, material transferring and loading, extrusion forming, finished product transferring and the like, can realize automatic continuous operation of the combined firework cylinder product, can effectively reduce the labor intensity of workers, greatly improves the production efficiency, has scientific, reasonable, simple and compact integral structure, is convenient to install and operate, and has remarkable economic benefit and social benefit.

The invention is widely suitable for the production and matching use of the combined firework cylinder.

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a top view of fig. 1.

FIG. 3 is a schematic view of the structure of the feeding device of the present invention.

Fig. 4 is a schematic structural view of the quantitative material distributing device in the invention.

Fig. 5 is a schematic view of an installation structure of the machine base, the conveying table and the finished product pushing frame.

Fig. 6 is a top view of fig. 5.

Fig. 7 is a schematic cross-sectional view of a conveyor table according to the invention.

In the figure: 1-a feeding device, 11-a feeding hopper, 12-a vibrating motor, 13-a frame, 14-a conveying pump, 15-an output end, 16-a corrugated pipe, 2-a frame, 21-a finished product conveying mechanism, 22-a sliding rail, 3-a second water spraying mechanism, 4-a first water spraying mechanism, 5-a material conveying table, 51-a vibrating mechanism, 52-a bearing plate, 521-a guide rod, 53-a material conveying hole, 531-a discharging door, 6-a compression molding device, 61-a lower die, 62-an upper die, 7-a water tank, 8-a finished product pushing frame, 81-a telescopic rod, 9-a quantitative material distributing device, 91-a feeding pipe, 92-a return pipe, 921-a return valve, 93-a material distributing frame, 94-a material cavity, 941-a discharging pipe, 942-ball valve, 943-feeding valve, 95-material pushing plate, 96-material pushing frame, 97-cylinder, 98-adjusting screw, 99-travel switch and 10-firework cylinder finished product.

Detailed Description

Referring to fig. 1 to 7, the present invention is realized by: an automatic production line of a combined firework cylinder comprises a base 2, a quantitative material distributing device 9, a material conveying platform 5 and a finished product pushing frame 8, wherein the quantitative material distributing device 9, the material conveying platform 5 and the finished product pushing frame 8 are arranged on the base 2, a feeding device 1 is arranged on the outer side of the front end of the base 2 in the conveying direction, and a compression molding device 6 is arranged at the tail end of the base 2 in the conveying direction; the quantitative material distributing device 9 is used for quantitatively distributing the firework cylinder raw materials conveyed by the feeding device 1 and then outputting the firework cylinder raw materials to the material conveying hole 53 of the material conveying platform 5 on the machine base 2, the material conveying platform 5 can slide along the slide rail 22 at the top of the machine base 2 and is used for conveying and feeding the firework cylinder raw material in the material conveying hole 53 into the cavity of the lower die 61 of the compression molding device 6, an upper die 62 and the lower die 61 in the compression molding device 6 are closed for compression molding, the tail end of the material conveying platform 5 is provided with a bearing plate 52 for sliding and conveying the finished firework cylinder products 10 demolded in the compression molding device 6 to the lower part of the finished product pushing frame 8, the finished firework cylinder products 10 are pushed and transferred to the finished product conveying mechanism 21 at one side of the machine base 2 through the telescopic rods 81 in the finished product pushing frame 8, thereby realizing the integrated automatic continuous production of conveying, quantitatively distributing, transferring and feeding, extruding and forming and transferring the finished products of the firework cylinder raw materials.

Referring to fig. 1 to 3, a feeding device 1 of the present invention includes a frame 13 connected to a front end of a base 2, a feeding hopper 11 is disposed at a top end of the frame 13, a delivery pump 14 is disposed at a bottom end of the frame 13, an input end of the delivery pump 14 is connected to an outlet at a bottom of the feeding hopper 11 through a corrugated pipe 16, an output end 15 of the delivery pump 14 is connected to a feeding pipe 91 of a quantitative material-dividing device 9, and a vibration motor 12 is disposed at one side of the feeding hopper 11 at a top end of the frame 13; during operation, the raw material of the firework cylinder is conveyed into the feed hopper 11, the feed hopper 11 is vibrated through the vibration motor 12 to realize vibration blanking, the raw material of the firework cylinder can enter the input end of the conveying pump through the connected corrugated pipe 16, and then the raw material of the firework cylinder is pumped into the feed pipe 91 of the quantitative material distribution device 9 of the lower process through the conveying pump 14; compression molding device 6 includes lower mould 61 and last mould 62, frame 2 passes from last mould 62 and lower mould 61 between, and frame 2 does not influence and goes up mould 62 and lower mould 61 and carry out the compound die and realize extrusion, still including being equipped with heating mechanism in compression molding device 6 and being used for drying the fireworks section of thick bamboo of extrusion behind the upper and lower mould compound die, during the drawing of patterns, fireworks section of thick bamboo finished product 10 is attached to last mould 62 die cavity, and discharge mechanism through being equipped with in last mould 62 pushes out fireworks section of thick bamboo finished product 10 and drops to loading board 52 on.

Referring to fig. 1 to 4, the quantitative material distributing device 9 of the present invention includes a material distributing frame 93 mounted on a base 2, a cylinder 97 is disposed at the top center of the material distributing frame 93, a material cavity 94 is disposed in the middle of the material distributing frame 93, a piston rod of the cylinder 97 is disposed downward and connected to a material pushing frame 96, a material pushing plate 95 extending into the material cavity 94 is connected to the lower end of the material pushing frame 96, the cylinder 97 can drive the material pushing plate 95 to move up and down along the inner wall of the material cavity 94 through the material pushing frame 96, a stroke switch 99 is disposed on one side of the material distributing frame 93 for sensing the material pushing plate 95, and an input end of the material cavity 94 is connected to a material feeding pipe 91 through a material feeding valve 943; an adjusting screw 98 is arranged at the top end of the material distributing frame 93, the bottom surface of the adjusting screw 98 is used for propping against the material pushing frame 96 to move upwards, and the stroke of the material pushing frame 96 and the material pushing plate 95 moving upwards can be adjusted and controlled by rotating the adjusting screw 98; a strip-shaped hole is formed in one side of the base 2 and used for installing a travel switch 99, the installation position of the travel switch 99 in the vertical direction can be adjusted through the strip-shaped hole, and the induction position of the material pushing plate 95 and the travel switch 99 is adjusted and controlled; when the automatic feeding device works, a firework cylinder raw material enters the material cavity 94 under pressure conveying, the material pushing plate 95 in the material cavity 94 can be pushed to move upwards along with the continuous input of the firework cylinder raw material, the material pushing frame 96 is driven to move upwards, when the material pushing frame 96 moves upwards and is in contact with the adjusting screw rod 98, the bottom surface of the adjusting screw rod 98 can push the material pushing frame 96 to move upwards continuously, and at the moment, the travel switch 99 can sense the material pushing plate 95 to send a control signal to control the closing of the feeding valve 943; the stroke of the material pushing frame 96 which moves upwards is controlled by the adjusting screw rod 98, and the stroke switch 99 and the material pushing plate 95 in the material cavity 94 are combined to generate induction to send a signal to control the closing of the feed valve 943, so that the conveying of the firework barrel raw material is stopped in time, the purposes of accurately controlling the capacity of the material cavity 94 by the stroke of the material pushing plate 95 and accurately and quantitatively conveying by closing the feed valve 943 in time are achieved, the waste of the firework barrel raw material can be effectively reduced, and the cost is reduced; a discharge pipe 941 is arranged at the bottom end of the material cavity 94, a ball valve 942 is arranged on the discharge pipe, when discharging, the ball valve 942 is opened, the air cylinder 97 is started to enable a piston rod of the air cylinder to move downwards, and the material pushing frame 96 drives the material pushing plate 95 to move downwards, so that the raw material of the firework cylinder in the material cavity 94 is discharged through the discharge pipe 941; the end-to-end connection of inlet pipe 91 direction of delivery has feed back pipe 92, be equipped with feed back valve 921 on the feed back pipe 92, after feed back valve 943 closes, open feed back valve 921 immediately, can carry the raw materials in the inlet pipe 91 back into feeder hopper 11 of feed arrangement 1 through feed back pipe 92 in, in the raw materials is pumpable to inlet pipe 91 again through delivery pump 14, when feed back valve 943 opens, then close feed back valve 921 immediately, can make the raw materials in the inlet pipe 91 carry to material chamber 94 in, realize continuous cycle operation, production efficiency has effectively been improved, and can prevent that the raw materials is detained in inlet pipe 91, avoid producing the bubble in the raw materials, be favorable to ensureing the precision of raw materials ration transport.

Referring to fig. 1 to 7, in the present invention, a quantitative material distribution device 9 is installed at the front end of a machine base 2 in the length direction of a conveying belt, a compression molding device 6 is installed at the tail end of the machine base 2 in the length direction of the conveying belt, a first water spraying mechanism 4 and a finished product pushing frame 8 are sequentially arranged between the quantitative material distribution device 9 and the compression molding device 6 on the machine base 2 from front to back, and the material conveying table 5 can slide back and forth between the quantitative material distribution device 9 and the compression molding device 6 along a slide rail 22 at the top of the machine base 2; generally, slide rails 22 are respectively arranged on two sides of the top of the base 2 along the length direction thereof for slidably connecting the material conveying table 5, and the slide rails can be arranged to enable the material conveying table 5 to slide back and forth quickly, smoothly and labor-saving; the conveying table 5 is provided with a plurality of conveying holes 53, the bottom of each conveying hole 53 is provided with a discharging door 531, when the conveying table 5 slides to the station of the quantitative distribution device 9, the discharging doors 531 are in a closed state, at this time, the firework cylinder raw materials are quantitatively distributed by the quantitative distribution device 9 and then conveyed and slide into the conveying holes 53 of the conveying table 5, when the conveying table 5 slides to the station of the compression molding device 6, the discharging doors 531 are opened, the firework cylinder raw materials in the conveying holes 53 can slide into the cavity of the lower mold 61, and automatic conveying of the firework cylinder raw materials from quantitative distribution to molding feeding is realized; the discharge door at the bottom of the material conveying hole 53 is of a split door structure, the two sides of the bottom of the material conveying hole 53 drive the discharge door 531 to turn through a rotating shaft so as to realize opening and closing, and the two sides of the discharge door 531 are stressed in a balanced manner, so that deformation can be reduced, clean discharging is facilitated, and residue of raw materials in the material conveying hole is reduced; a bearing plate 52 is arranged at the tail end of the material conveying table 5, the bearing plate 52 can slide back and forth on a slide rail 22 at the top of the machine base 2 along with the material conveying table 5, a guide rod 521 extending along the width direction of the machine base 2 is arranged on the bearing plate 52, and the finished firework cylinder 10 on the bearing plate can be transferred to a finished product conveying mechanism 21 at one side of the machine base 2 along the sliding of the guide rod 521; one side of the finished product pushing frame 8 is provided with an expansion link 81, and when the bearing plate 52 slides to the lower part of the finished product pushing frame 8 along with the material conveying table 5, the finished firework cylinder 10 on the bearing plate 52 can be pushed and transferred onto the finished product conveying mechanism 21 by using the expansion link 81.

Referring to fig. 1 to 6, in the present invention, a second water spraying mechanism 3 is disposed on one side of the material distributing frame 93, and a nozzle of the second water spraying mechanism 3 is inclined upward and aligned to an outlet of the discharging pipe 941, and before discharging, the nozzle of the second water spraying mechanism 3 is used to spray water mist to the outlet of the discharging pipe 941, so that the water mist can enter the discharging pipe 941 and uniformly adhere to an inner wall of the discharging pipe 941, which can effectively improve the lubrication performance of the inner wall of the discharging pipe 941, thereby preventing the firework cylinder raw material from adhering and remaining on the inner wall of the discharging pipe during discharging, which is beneficial to ensuring the precision of quantitative material distribution and the normal operation of the device; the front end of the conveying direction of the material conveying platform 5 is provided with a vibration mechanism 51, a spray head of the first water spraying mechanism 4 is vertically downward and used for aligning with an opening of a material conveying hole 53 on the material conveying platform 5, the spray head is utilized to spray water mist into the material conveying hole 53 vertically downward, the water mist can be uniformly adhered to the inner wall of the material conveying hole 53, the lubricating performance of the inner wall of the material conveying hole 53 can be effectively improved, the adsorption of the inner wall of the material conveying hole 53 on the firework barrel raw material is reduced, the adhesion and the residue of the firework barrel raw material on the inner wall of the material conveying hole 53 are avoided, the vibration unloading can be realized by combining the vibration mechanism 51, the smooth and rapid conveying and feeding of the firework barrel raw material can be further guaranteed, the unloading is clean and free of residue, and the normal operation of equipment is favorably guaranteed; a water tank 7 is arranged on the machine base 2, the spray heads of the first water spraying mechanism 4 and the second water spraying mechanism 3 are respectively connected with the water tank 7 through water pipelines, a valve is also arranged on the water tank 7 and used for controlling the connection or disconnection of the water pipelines, and the water tank 7 is generally fixedly arranged on the top surface of a finished product pushing frame 8 on the machine base 2; first water spray mechanism 4 and second water spray mechanism 3's shower nozzle is atomizing nozzle, realize pressure spray water smoke because of the available workshop of atomizing nozzle's current air conduit, the installation is simple, and is swift convenient, can form the liquid smoke of constituteing by diameter size 15 ~ 60 micron atomized particles simultaneously, be favorable to evenly distributed on discharging pipe 941 or fortune material hole 53's inner wall, and can increase the area of contact between liquid smoke and discharging pipe or fortune material hole inner wall, can show the lubricating property who improves the inner wall, effectively reduce the absorption of inner wall to fireworks section of thick bamboo raw materials, and atomizing nozzle's flow is less, compare the effective water economy resource of ordinary nozzle ability, reduce the running cost by a wide margin, still can avoid diluting fireworks section of thick bamboo raw materials because of the water spray capacity is too many, if moisture content is too high in the fireworks section of thick bamboo raw materials, then can influence the normal production of follow-up extrusion process.

As shown in fig. 1 to 7, a plurality of material cavities 94 of the quantitative material distribution device 9 are provided, a plurality of material pushing plates 95 are correspondingly provided at the lower end of the material pushing frame 96 and are respectively connected with the material cavities 94, and a feed valve 943 is provided at the input end of each material cavity 94 and is connected with the feed pipe 91; the number of the material cavities 94 needs to be matched with the output of stations of a compression molding device in a post-process, and referring to fig. 1, 2 and 4, four material cavities 94 are arranged in parallel, each corresponding material cavity 94 is provided with a feed valve 943, and four material pushing plates 95 at the lower end of the material pushing frame 96 are also arranged and correspondingly connected with the material cavities 94; the number of the travel switches 99 corresponds to that of the material pushing plates 95, and the travel switches 99 are used for enabling each travel switch 99 to generate induction with the corresponding material pushing plate 95 respectively and sending signals to control the corresponding feed valve 943; five rows of the material conveying holes 53 on the material conveying table 5 are arranged in parallel along the length direction of the base, and each row of the material conveying holes 63 is provided with four material cavities 94 which are arranged in parallel in the quantitative material distribution device 9, and simultaneously, 5 rows of the molding stations in the compression molding device 6 are also provided with 4 rows, so that the firework cylinder raw materials in the material conveying holes 53 on the material conveying table 5 can be correspondingly conveyed to the lower die 61 cavity of the molding station, and six guide rods 521 on the bearing plate 52 are correspondingly arranged in parallel, so that each firework cylinder finished product 10 demoulded from the molding stations can be correspondingly placed between two adjacent guide rods 521, the position deviation of the firework cylinder finished product 10 when being transferred from the bearing plate 52 to the conveying mechanism 21 can be avoided, and the integrated operation of material conveying and finished product transferring can be ensured to be safe and reliable; one side of the finished product pushing frame 8 is provided with a telescopic rod 81, the finished firework cylinder product 10 on the bearing plate 52 can be pushed and transferred onto the finished product conveying mechanism 21 by using the telescopic rod 81, the finished product conveying mechanism 21 comprises an annular conveying belt, and the finished firework cylinder product 10 can be conveyed to a finished product warehouse for centralized warehousing and storage through the conveying belt; the first water spraying mechanism 4 is correspondingly provided with four nozzles in parallel corresponding to the four material conveying holes 53 in each row on the material conveying table 5, and the second water spraying mechanism 3 is also correspondingly provided with four nozzles in parallel corresponding to the material discharging pipes 941 of the four material cavities 94 in the quantitative material distributing device 9; through setting up above-mentioned multistation production mode can realize once carrying raw materials machine-shaping to go out a plurality of products, greatly promoted the productivity of equipment, can satisfy fireworks manufacturer scale mass production's demand, effectively promote economic benefits.

With reference to fig. 1 to 7, the working flow of the present invention is as follows:

1) conveying raw materials: the method comprises the following steps of smashing the raw materials of the firework cylinder such as paper scraps, gypsum and the like, adding water, stirring and mixing to form a wet material, hoisting the wet material into a feed hopper of a feeding device through a lifting hopper, vibrating the feed hopper through a vibrating motor to realize vibrating blanking, then enabling the raw materials of the firework cylinder to enter the input end of a conveying pump through a connected corrugated pipe, and pumping the raw materials of the firework cylinder into a feeding pipe of a quantitative material distribution device of the next process through the conveying pump;

2) quantitatively distributing materials: firstly, determining the conveying capacity of the raw materials of the firework cylinder according to the type of the produced combined firework cylinder, and then adjusting a travel switch and an adjusting screw rod to ensure that the volume of a material cavity quantitatively meets the requirement; then, a feeding valve at the input end of a material cavity is opened, the firework cylinder raw material can be conveyed into the feeding cavity under the action of pumping pressure, a material pushing plate in the material cavity is pushed to move upwards along with the continuous input of the firework cylinder raw material, meanwhile, the material pushing frame moves upwards along with the pushing pressure, when the material pushing frame moves upwards to the end point and is pushed by an adjusting screw rod, the material pushing plate is in the induction range of a travel switch, so that the travel switch generates induction to send a control signal, the feeding valve is controlled to be closed in time to stop conveying the firework cylinder raw material into the material cavity, and meanwhile, a material returning valve is opened to enable the firework cylinder raw material in the feeding pipe to continuously flow back into a feeding hopper of a feeding device through a material returning pipe, so that the continuous operation of a conveying pump is maintained, and the influence on quantitative conveying caused by the generation of air in the feeding pipe due to the stop of the conveying pump is avoided; then starting a second water spraying mechanism, spraying water mist to an outlet of a discharge pipe at the bottom end of the material cavity by using a spray head of the second water spraying mechanism, simultaneously starting an air cylinder and opening a ball valve on the discharge pipe, enabling a piston rod of the air cylinder to run downwards, and driving a material pushing plate to follow downwards through a material pushing frame, so that the firework cylinder raw material in the material cavity is discharged through the discharge pipe and falls into a material conveying hole of a material conveying table; after the raw materials of the firework cylinder in the material cavity are discharged, closing a ball valve on the discharge pipe, stopping the action of the air cylinder, then closing a material return valve on a material return pipe, opening a feed valve at the input end of the material cavity, and starting the quantitative conveying of the raw materials of the firework cylinder in the next round, so as to realize the circular continuous operation; because the material cavities are respectively arranged, and the material pushing plate and the travel switch are respectively arranged corresponding to the material cavities, when a certain material cavity and a corresponding station have faults in the continuous operation of the equipment, the corresponding feed valve can be closed, the corresponding station is convenient to overhaul, and the continuous operation of other stations is not influenced;

3) transferring and feeding: firstly, sliding the material conveying platform to enable the material conveying platform to slide along a slide rail at the top of the base, stopping sliding the material conveying platform when a row of material conveying holes at the forefront end of the conveying direction of the material conveying platform are aligned with nozzles in a first water spraying mechanism, then starting the first water spraying mechanism to spray water mist into the material conveying holes below, continuing to slide the material conveying platform, sliding the material conveying holes sprayed with the water mist to the lower part of a discharge pipe of a quantitative material distributing device, aligning the material conveying holes sprayed with the water mist with the discharge pipe of the quantitative material distributing device, inputting a firework cylinder raw material into the material conveying holes by the quantitative material distributing device, then gradually sliding the material conveying platform towards the front end of the conveying direction, sequentially aligning each row of material conveying holes on the material conveying platform with the nozzles of the first water spraying mechanism, gradually completing the water mist spraying operation of all the material conveying holes on the material conveying platform, and sequentially aligning the material conveying holes sprayed with the discharge pipe of the material distributing device, the method comprises the steps of gradually completing input of the firework cylinder raw materials in all material conveying holes in a material conveying platform, then controlling the material conveying platform to slide towards the tail end of the conveying direction, opening a discharge door at the bottom of the material conveying hole after the material conveying hole in the material conveying platform enters a compression molding station and is aligned with a lower die cavity, and simultaneously starting a vibration mechanism to carry out vibration discharging, so that the firework cylinder raw materials in the material conveying hole can be input into the lower die cavity, and the transfer and the feeding of the firework cylinder raw materials are completed;

4) extrusion molding: after the lower mold cavity finishes feeding of the raw materials of the firework cylinder, the upper mold is started to move downwards, the upper mold and the lower mold are made to carry out extrusion molding on the firework cylinder, the heating mechanism is started to dry the firework cylinder, after the extrusion molding and drying operation is finished, the upper mold is controlled to move upwards to be separated from the lower mold, the finished product of the firework cylinder is attached to the upper mold cavity, and the finished product of the firework cylinder is pushed out through the unloading mechanism arranged in the upper mold;

5) transferring a finished product: the loading plate at the tail end of the material conveying platform can be aligned to the compression molding station by sliding the material conveying platform, when demolding is carried out, the finished firework cylinder products can be discharged from the upper die and just fall onto the loading plate, then the material conveying platform is controlled to slide towards the front end in the conveying direction, when a row of firework cylinder products at the front end in the conveying direction on the loading plate are positioned under the finished product pushing frame, the telescopic rod is immediately started to push and transfer the firework cylinder finished products on the loading plate to the finished product conveying mechanism on one side of the machine base, and then the material conveying platform is gradually slid, so that the firework cylinder finished products on the loading plate can be gradually and orderly pushed and transferred to the finished product conveying mechanism; in order to improve the production efficiency, when each row of material conveying holes in the material conveying platform are aligned with the discharge pipe of the quantitative material distributing device for material receiving, each finished product of the firework cylinder discharged on the bearing plate at the tail end of the material conveying platform is correspondingly positioned below the finished product pushing frame for finished product transferring, so that when all the material conveying holes on the material conveying platform gradually complete the input of the firework cylinder raw materials, the finished firework cylinders on the bearing plate at the tail end of the material conveying platform are gradually and orderly pushed and transferred onto the finished product conveying mechanism; by controlling the repeated circulation of the action processes, the integrated continuous automatic operation of raw material conveying, quantitative material distribution, material transferring and feeding, extrusion forming and finished product transferring is realized, the production efficiency is high, and the economic benefit is good.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can be considered to be within the technical scope of the present invention, and equivalent substitutions or changes according to the technical solution and the concept of the present invention should be included in the scope of the present invention.

Claims

1. An automatic production line of combined firework barrels is characterized by comprising a base (2), a quantitative distribution device (9), a material conveying platform (5) and a finished product pushing frame (8), wherein the quantitative distribution device, the material conveying platform and the finished product pushing frame are arranged on the base (2), a feeding device (1) is arranged on the outer side of the front end of the base (2) in the conveying direction, and a compression molding device (6) is assembled at the tail end of the base (2) in the conveying direction; the quantitative distribution device (9) is used for quantitatively distributing the firework cylinder raw materials conveyed by the feeding device (1) and then outputting the firework cylinder raw materials to a material conveying hole (53) of a material conveying platform (5) on the machine base (2), the material conveying platform (5) can slide along a slide rail (22) at the top of the machine base (2) and is used for conveying the firework cylinder raw materials in the material conveying hole (53) to a lower die (61) cavity of the compression molding device (6) for compression molding through die assembly by an upper die (62) and a lower die (61) in the compression molding device (6), a bearing plate (52) is arranged at the tail end of the material conveying platform (5) and is used for conveying the firework cylinder finished products (10) demoulded in the compression molding device (6) to the lower part of the finished product pushing frame (8) in a sliding manner, the firework cylinder finished products (10) are pushed and transferred to a finished product conveying mechanism (21) on one side of the machine base (2) through a telescopic rod (81) in the finished product pushing frame (8), thereby realizing the integrated automatic continuous production of conveying, quantitatively distributing, transferring and feeding, extruding and forming and transferring the finished products of the firework cylinder raw materials.

2. The automatic production line of the combined firework cylinder according to claim 1, wherein the feeding device (1) comprises a frame (13) connected with the front end of the base (2), a feed hopper (11) is arranged at the top end of the frame (13), a conveying pump (14) is arranged at the bottom end of the frame (13), the input end of the conveying pump (14) is connected with the outlet at the bottom of the feed hopper (11) through a corrugated pipe (16), the output end (15) of the conveying pump (14) is connected with the feeding pipe (91) of the quantitative material distribution device (9), and a vibration motor (12) is arranged at one side of the feed hopper (11) at the top end of the frame (13).

3. The automatic production line of the combined firework cylinder according to claim 1, wherein the quantitative distribution device (9) comprises a distribution frame (93) installed on the base (2), an air cylinder (97) is arranged at the center of the top of the distribution frame (93), a material cavity (94) is arranged in the middle of the distribution frame (93), a piston rod of the air cylinder (97) is arranged downwards and connected with a material pushing frame (96), a material pushing plate (95) extending into the material cavity (94) is connected to the lower end of the material pushing frame (96), the air cylinder (97) can drive the material pushing plate (95) to move up and down along the inner wall of the material cavity (94) through the material pushing frame (96), a travel switch (99) is arranged on one side of the distribution frame (93) for sensing the material pushing plate (95), the input end of material chamber (94) is connected with inlet pipe (91) through feed valve (943), and the bottom of material chamber (94) is equipped with discharging pipe (941) of taking ball valve (942).

4. The automatic production line of the combined firework cylinder as claimed in claim 3, wherein an adjusting screw (98) is arranged at the top end of the material distributing frame (93), the bottom surface of the adjusting screw (98) is used for pushing the material pushing frame (96) to move upwards, and the upward movement stroke of the material pushing frame (96) and the material pushing plate (95) can be adjusted and controlled by rotating the adjusting screw (98).

5. The automatic production line of assembled firework cylinder according to claim 3, wherein a second water spraying mechanism (3) is provided at one side of the material distributing frame (93), and a nozzle of the second water spraying mechanism (3) is inclined and aligned upward to an outlet of the material discharging pipe (941).

6. The automatic production line of the combined firework cylinder according to claim 1, wherein the quantitative distribution device (9) is installed at the front end of the machine base (2) in the length direction, the compression molding device (6) is installed at the rear end of the machine base (2) in the length direction, a first water spraying mechanism (4) and a finished product pushing frame (8) are sequentially arranged on the machine base (2) between the quantitative distribution device (9) and the compression molding device (6) from front to back, and the material conveying table (5) can slide back and forth between the quantitative distribution device (9) and the compression molding device (6) along a slide rail (22) at the top of the machine base (2).

7. The automatic production line of the combined firework cylinder as claimed in claim 6, wherein a carrying plate (52) is provided at the tail end of the material conveying table (5), the carrying plate (52) can slide back and forth on a slide rail (22) at the top of the base (2) along with the material conveying table (5), and a guide rod (521) extending along the width direction of the base (2) is provided on the finished carrying plate (52).

8. The automatic production line of assembled fireworks barrels according to claim 6 is characterized in that a plurality of material conveying holes (53) are provided on the material conveying table (5), a discharge door (531) is provided at the bottom of each material conveying hole (53), and the discharge door (531) is of a split door structure.

9. The automatic production line of combined firework cylinder according to claim 6, wherein the front end of the conveying direction of the material conveying platform (5) is provided with a vibration mechanism (51), and the spray head of the first water spraying mechanism (4) is vertically downward for aligning the opening of the material conveying hole (53) on the material conveying platform (5).

10. The automatic production line of the combined firework cylinder as claimed in claim 1, wherein a telescopic rod (81) is provided at one side of the finished product pushing frame (8), and the finished product (10) of the firework cylinder on the bearing plate (52) below the finished product pushing frame (8) can be pushed and transferred to the finished product conveying mechanism (21) by using the telescopic rod (81).