CN221047102U - Stamping forming equipment for liquefied gas steel cylinder seal head - Google Patents

Abstract

The utility model relates to the technical field of liquefied gas steel cylinders, in particular to stamping forming equipment for sealing heads of liquefied gas steel cylinders, which comprises a material storage station for stacking round steel sheets, a first feeding mechanism for conveying the round steel sheets, a material arranging station for calibrating the placing positions of the round steel sheets, a second feeding mechanism for conveying the round steel sheets, a film covering station for covering films on the round steel sheets, a third feeding mechanism for conveying the round steel sheets, and a forming station for processing the round steel sheets into sealing heads, wherein a weighing assembly capable of judging whether the weight of the round steel sheets reaches the standard is arranged in the film covering station, and a forming die for stretching the round steel sheets and printing and punching the round steel sheets and a stretching driving assembly for driving the forming die to move in opposite directions or opposite directions are arranged in the forming station, and the stamping forming equipment has the beneficial effects that: by adopting the forming die, operations such as stretch forming, punching, printing and the like are completed in the same working procedure, and the production efficiency is improved.

Description

Stamping forming equipment for liquefied gas steel cylinder seal head

Technical Field

The utility model relates to the technical field of liquefied gas steel cylinders, in particular to stamping forming equipment for a liquefied gas steel cylinder end socket.

Background

The utility model relates to a liquefied gas steel bottle and a production method thereof, wherein the liquefied gas steel bottle refers to a storage tank for storing liquefied gas, the application number is CN202110019390.7, the liquefied gas steel bottle comprises a small liquefied gas steel bottle and a large liquefied gas steel bottle, the bottle body of the small liquefied gas steel bottle comprises an upper end socket, a lower end socket, a base, a retainer, a valve seat and a bottle valve, the bottle body of the large liquefied gas steel bottle comprises a cylinder body, an upper end socket, a lower end socket, a base, a retainer, a valve seat and a bottle valve, the valve seat is arranged on the top of the upper end socket, no matter the small liquefied gas steel bottle or the large liquefied gas steel bottle is arranged on the bottle body, the steel seal is required to be displayed on the manufacturer code and the factory year of the liquefied gas steel bottle, and the steel seal is required to be arranged on the circular arc part of the top of the upper end socket for unifying the positions of the steel seal on the bottle body, therefore, in production, after a round steel plate is required to be stretched to obtain a slewing shell, punching and printing is required to be printed on the slewing shell, the upper end socket can be obtained, the utility model of CN202221290803.1 is independent punching equipment is required to be used for punching and automatic punching equipment is required to be positioned on the end socket, and punching equipment is required to be low in the punching process and automatic.

Disclosure of Invention

The utility model aims to solve the technical problems of the prior art and provides stamping forming equipment for the liquefied gas steel cylinder seal head, which is characterized in that the operations of stretch forming, punching, printing and the like are completed in the same working procedure by adopting a forming die, so that the production efficiency is improved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a stamping forming equipment of liquefied gas steel bottle head which characterized in that: the automatic round steel sheet forming machine comprises a frame, a material storage station for stacking round steel sheets, a material arranging station for calibrating the placing positions of the round steel sheets, a film covering station for covering films on the round steel sheets and a forming station for processing the round steel sheets into sealing heads are sequentially arranged on the frame according to the processing sequence, a first feeding mechanism for conveying the round steel sheets is arranged between the material storage station and the material arranging station, a second feeding mechanism for conveying the round steel sheets is arranged between the material arranging station and the film covering station, a third feeding mechanism for conveying the round steel sheets is arranged between the film covering station and the forming station, a weighing assembly capable of judging whether the weight of the round steel sheets meets the standard is further arranged in the film covering station, and a forming die for stretching the round steel sheets and printing and punching the round steel sheets and a stretching driving assembly for driving the forming die to move in opposite directions or opposite directions are arranged in the forming station.

The present utility model having the above-described features: by adopting the forming die, operations such as stretch forming, punching, printing and the like are completed in the same working procedure, multiple positioning is not needed by adopting multiple devices, and the production quality is improved while the production efficiency is improved; set up a plurality of stations in the frame, cover storage, material arranging, tectorial membrane and shaping station, all realize automatic operation between each station, station and the station, degree of automation is high, and production efficiency is high.

The utility model is further provided with the following steps: the forming die comprises a lower die holder fixedly arranged on a frame and an upper die holder suspended above the lower die holder, wherein a stretching male die is arranged on the lower die holder, a lower stretching die is sleeved outside the stretching male die, an upper stretching die matched with the lower stretching die is arranged on the upper die holder, a concave cavity for the stretching male die to enter is formed in the upper stretching die, an upper hydraulic cylinder for driving the upper die holder to lift and a lower hydraulic cylinder for driving the lower stretching die to lift are arranged in the upper stretching die, a punching male die is arranged at the center of the upper die holder, and a printing male die is arranged on the end face of the upper stretching die, facing the lower stretching die.

The present utility model having the above-described features: the forming die is internally provided with the stretching male die and the matched concave cavity for stretching the round steel sheet to form the round steel sheet into the rotary shell, and meanwhile, the forming die is internally provided with the punching male die and the printing male die, so that punching and printing can be realized at the same time through one-time stretching, a processing tool is not required to be replaced, repositioning is not required, and the processing accuracy and the processing efficiency are improved.

The utility model is further provided with the following steps: the frame corresponds material loading station and tectorial membrane station department and has set up the material loading support, first feeding mechanism and second feeding mechanism and material loading support sliding connection to can be at material loading station and tectorial membrane station between reciprocating motion, first feeding mechanism includes first material loading seat, sets up the first drive assembly that is used for extracting the first material lifting assembly of round steel sheet, the first material lifting assembly axial lift of drive on first material loading seat, second feeding mechanism includes the second material loading seat, sets up the second material lifting assembly on the second material loading seat, the second drive assembly that the second material lifting assembly axial lift of drive, is connected through the connecting plate between first material loading seat and the second material loading seat.

The present utility model having the above-described features: the first material lifting assembly is used for extracting round steel sheets in the material storage station, the first material loading seat moves to convey the round steel sheets to the material arranging station, after the material arranging station is calibrated, the second material lifting assembly extracts the round steel sheets, and the second material loading seat moves to convey the round steel sheets to the weighing assembly; the first feeding seat and the second feeding seat are connected through the connecting plate, so that linkage of the first feeding seat and the second feeding seat is realized, and the use of a driving power piece is reduced.

The utility model is further provided with the following steps: the material arranging station comprises a transition seat erected on a frame, four material arranging cylinders are symmetrically arranged on the lower end face of the transition seat, material arranging rods are arranged at the output ends of the material arranging cylinders, the material arranging rods are vertically arranged, and material arranging grooves for allowing the material arranging rods to pass through are formed in the transition seat.

The present utility model having the above-described features: through setting up four material pole on the transition seat for the material is arranged in, makes the centre of a circle of the round steel piece that falls into the transition seat keep at transition seat center, prevents to pile up the position of having crooked leading to round steel piece at follow-up station because of the round steel piece in the storage station and also take place the skew, improves the machining precision of round steel piece.

The utility model is further provided with the following steps: the laminating station is including placing the film material roll unreel the subassembly, divide into the cutting component of section and can follow film conveying direction reciprocating motion's film centre gripping subassembly in proper order along film conveying direction, the frame corresponds laminating station department and erects conveying mechanism, unreel the subassembly setting in the periphery of frame, the setting of cutting the subassembly is at conveying mechanism's input, conveying mechanism's output is towards shaping station setting.

The present utility model having the above-described features: the film is leveled by the film clamping assembly after passing through the cutting assembly from the unreeling assembly, the round steel sheet is cut by the cutting assembly when being attached to the film, the round steel sheet advances to the output end along with the conveying mechanism and is transported to the forming station by the third feeding mechanism, the whole film coating process is fully automated, the production efficiency is improved, and the film clamping assembly can be arranged along the sliding of the conveying mechanism so that the film can be fully coated on the round steel sheet, and the quality of the film coating is ensured.

The utility model is further provided with the following steps: the third feeding mechanism comprises an installation beam erected on a laminating station, a connecting seat capable of reciprocating along the installation beam and a connecting seat power piece for driving the connecting seat are arranged on the installation beam, a lifting seat and a lifting cylinder for driving the lifting seat to move in the vertical direction are arranged on the connecting seat, a connecting arm is arranged on the lifting seat, a third lifting component for extracting round steel sheets is arranged at the end part of the connecting arm, and a pushing piece for pushing a finished product in a forming die out of the frame is further arranged at the end part of the connecting arm.

The present utility model having the above-described features: by arranging the third feeding mechanism, the coated round steel sheet is fed into the forming station, so that the coated round steel sheet is not required to be carried by workers, the coating is not damaged, and the transfer efficiency is improved; through setting up the pushing part at the tip of linking arm, when the third carries the material subassembly clamp to get round steel piece and moves towards forming die, the pushing part pushes away the frame with the finished product, need not to additionally set up the structure of taking out forming die with the finished product, simplified equipment structure.

The utility model is further provided with the following steps: be equipped with in the storage station with frame sliding connection's storage board, the symmetry is equipped with two storage seats on the storage board, the storage seat includes three spinal branch reference column at least, the cooperation forms the storage space that supplies the round steel piece to pile up the placement between the reference column, reference column lower extreme fixedly connected with positioning support, be equipped with on the storage board with positioning support complex adjusting block, be equipped with the adjustment tank on the adjusting block, be equipped with the locating pin of being connected with the adjustment tank on the positioning support.

The present utility model having the above-described features: two material storage seats are arranged in the material storage station, after the material in one material storage seat is exhausted, the material storage seat can be directly pushed to move to the position of the material matching and feeding station, so that the material feeding without stopping is realized; through setting up adjusting block and locating support for adjust the size of storage space, the round steel sheet of different sizes of adaptation.

The utility model is further provided with the following steps: the weighing assembly comprises a weighing plate, a supporting piece for supporting the weighing plate and a weighing air cylinder for driving the supporting piece to lift, wherein the output end of the weighing air cylinder is provided with a weighing sensor, when the weight of the round steel sheet is detected to be qualified, the weighing plate descends to the original position, and otherwise, an alarm is given.

The present utility model having the above-described features: through setting up weighing module and being used for detecting the weight of material in tectorial membrane station department, avoid many materials to be fed simultaneously, when detecting the state of multi-disc or incorrect material loading, can shut down the alarm and remind the workman to inspect, and when detecting to the monolithic, the weighing cylinder drives the weighing plate decline.

The utility model is further provided with the following steps: the cutting assembly comprises a film cutting support arranged at the end part of the conveying mechanism, an oil box is arranged on one side, close to the unreeling assembly, of the film cutting support, a cutter is arranged on one side, far away from the unreeling assembly, of the film cutting support, an oil brushing roller is arranged in the oil box, a cutter cylinder for driving the oil brushing roller to lift is arranged on the cutter, an oil receiving groove is arranged on the machine frame, and the oil receiving groove is located below the conveying mechanism.

The present utility model having the above-described features: the oil box is arranged at one end close to the unreeling component, when the film passes through the oil brushing roller, the oil brushing roller rotates to coat lubricating oil on one end of the film facing the conveying mechanism, the oil brushing process is simple and in place, and the adhesion between the film and the round steel sheet can be increased while the stretching quality is improved.

The utility model is further provided with the following steps: the film clamping assembly comprises guide rails arranged on two sides of the conveying mechanism, a film pulling seat in sliding connection with the guide rails, and a film pulling power piece for driving the film pulling seat to be close to or far away from the cutting assembly along the guide rails, wherein at least two film pulling clamps capable of being opened and closed are arranged on the film pulling seat.

The present utility model having the above-described features: the film pulling seat is transversely arranged on the conveying mechanism and is in sliding connection with the guide rails at two sides, when a film is coated, the film pulling seat is close to the cutting assembly, one end of a film output from the lower part of the cutter is clamped, and then the film is driven to enter the conveying mechanism by sliding backwards, so that the film can be fully unfolded and covered on the round steel sheet, and the film coating area and the film coating quality are ensured.

The utility model is described in further detail below with reference to the drawings and examples.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present utility model.

Fig. 2 is a schematic structural diagram of a storage station according to an embodiment of the present utility model.

Fig. 3 is a schematic structural diagram of a first feeding mechanism and a second feeding mechanism according to an embodiment of the present utility model.

FIG. 4 is a schematic diagram of a monolith station according to an embodiment of the present utility model.

Fig. 5 is a schematic structural diagram of a laminating station according to an embodiment of the present utility model.

Fig. 6 is a schematic structural view of an unreeling assembly according to an embodiment of the present utility model.

Fig. 7 is a schematic structural diagram of a cutting assembly according to an embodiment of the utility model.

FIG. 8 is a schematic view of a film clamping assembly according to an embodiment of the utility model.

Fig. 9 is a schematic structural view of a weighing assembly according to an embodiment of the present utility model.

Fig. 10 is a schematic structural diagram of a third feeding mechanism according to an embodiment of the present utility model.

FIG. 11 is a schematic view of a forming station according to an embodiment of the present utility model.

Description of the embodiments

The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.

The stamping forming equipment for the liquefied gas steel cylinder seal head comprises a frame 1, wherein a storage station a for stacking round steel sheets, a first feeding mechanism g for conveying the round steel sheets, a material arranging station b for calibrating the placing position of the round steel sheets, a second feeding mechanism f for conveying the round steel sheets, a film coating station c for coating films on the round steel sheets, a third feeding mechanism d for conveying the round steel sheets and a forming station e for processing the round steel sheets 2 into the seal head are sequentially arranged on the frame 1 according to the processing sequence.

The storage station a is internally provided with a storage plate a1 which is in sliding connection with the frame 1, two storage seats a2 are symmetrically arranged on the storage plate a1, each storage seat a2 comprises at least three positioning columns a21, a storage space for stacking round steel sheets is formed between the positioning columns a21 in a matched mode, the lower ends of the positioning columns a21 are fixedly connected with positioning supports a22, the storage plate a1 is provided with an adjusting block a23 matched with the positioning supports a22, the adjusting block a23 is provided with an adjusting groove a231, and the positioning supports a22 are provided with positioning pins (not shown in the figure) connected with the adjusting groove a 231.

The frame 1 corresponds storage station a and tectorial membrane station c department has set up material loading support 3, first feeding mechanism g and second feeding mechanism f and material loading support 3 sliding connection, and can reciprocate between storage station a and tectorial membrane station c, first feeding mechanism g includes first material loading seat g1, set up the first material lifting subassembly g2 that is used for extracting round steel sheet 2 on first material loading seat g1, the first drive assembly g3 that drive first material lifting subassembly g2 axially goes up and down, second feeding mechanism f includes second material loading seat f1, the second drive assembly f2 that sets up on second material loading seat f1, drive second material lifting subassembly f2 axially goes up and down, be connected through connecting plate g4 between first material loading seat g1 and the second material loading seat f1, first material lifting subassembly g2 is the same with second material lifting subassembly f2 structure, including material lifting seat 4, set up a plurality of sucking disc 5 on material lifting seat 4.

The material arranging station b comprises a transition seat b1 erected on the frame 1, four material arranging cylinders b2 are symmetrically arranged on the lower end face of the transition seat b1, material arranging rods b3 are arranged at the output ends of the material arranging cylinders b2, the material arranging rods b3 are vertically arranged, ji Liaocao b11 for the material arranging rods b3 to penetrate through are arranged on the transition seat b1, the material arranging station b is used for arranging materials, the circle center of a round steel sheet falling into the transition seat b1 is kept at the center of the transition seat b1, and the second material lifting assembly f2 is convenient to extract the round steel sheet 2.

The laminating station c sequentially comprises an unreeling component c2 for placing a film roll, a cutting component c4 for cutting the film into sections and a film clamping component c5 capable of moving back and forth along the film conveying direction, a conveying mechanism c1 is erected at the position of the frame 1 corresponding to the laminating station c, the film clamping component c5 is arranged on the conveying mechanism c1 in a sliding mode, a weighing component c6 capable of judging whether the weight of the round steel sheet reaches the standard is further arranged on the conveying mechanism c1, the unreeling component c2 is arranged on the periphery of the frame 1, the cutting component c4 is arranged at the input end of the conveying mechanism c1, the output end of the conveying mechanism c1 is arranged towards the forming station e, and the most preferred choice of the conveying mechanism c1 is a roller conveyor belt.

Unreeling assembly c2 includes unreeling support c21, transversely locates unreeling support c21 on the outer peripheral face of frame 1, unreeling axle c22 and drive unreeling axle c22 pivoted blowing motor c23, is equipped with the U type groove c211 that supplies unreeling axle c22 tip to place on unreeling support c 21's the both sides wall, and the cell wall of U type groove c211 is equipped with the bearing clamp block c24 of centre gripping unreeling axle c22 tip, is equipped with handle c25 of regulation clamping-force on the bearing clamp block c 24.

The cutting assembly c4 comprises a film cutting support c41 arranged at the end part of the conveying mechanism c1, an oil box c42 is arranged on one side, close to the unreeling assembly c2, of the film cutting support c41, a cutter c43 is arranged on one side, far away from the unreeling assembly c2, of the oil box c42, an upper end face of the oil box c42 is arranged in the oil box c, an oil brushing roller c44 is arranged in the oil box c, a cutter cylinder c45 for driving the cutter c43 to lift is arranged on the cutter c43, an oil receiving groove c8 is arranged on the frame 1 and located below the conveying mechanism c1, and after the film bypasses the oil brushing roller, the film leaves the cutting assembly from the lower part of the cutter.

The film clamping assembly c5 comprises a guide rail c51 arranged at two sides of the conveying mechanism c1, a film pulling seat c52 in sliding connection with the guide rail c51, and a film pulling power piece for driving the film pulling seat c52 to be close to or far away from the cutting assembly c4 along the guide rail c51, wherein at least two film pulling clamps c54 capable of being opened and closed are arranged on the film pulling seat c52, in the embodiment, the two film pulling clamps are arranged, when the film pulling clamps are close to the end parts of the films, the films are clamped, and after cutting, the films are opened and separated.

The weighing assembly c6 comprises a weighing plate c61, a supporting piece c62 for supporting the weighing plate c61 and a weighing cylinder c63 for driving the supporting piece c62 to lift, wherein a weighing sensor is arranged at the output end of the weighing cylinder c63, the weighing plate c61 and the weighing cylinder c63 are both arranged under the conveying mechanism c1, when the weighing plate c61 detects that the weight of a round steel sheet is qualified, the weighing plate descends to the lower part of the conveying mechanism, otherwise, an alarm is given, the machine stops working, in the embodiment, the supporting piece c62 comprises four supporting columns c621 fixed with the weighing plate c61, a supporting movable plate c622 fixedly connected with the supporting columns c621, a lifting guide rod c623 fixedly connected with the supporting movable plate c622 and a supporting frame c624 fixedly connected with the conveying mechanism c1, and the lifting guide rod c623 penetrates through a bottom plate c6241 of the supporting frame c624 and then is connected with the weighing plate c 61.

The third feeding mechanism d comprises a mounting beam d1 erected on the laminating station c, the mounting beam d1 is arranged on a feeding bracket 3, a connecting seat d2 capable of reciprocating along the mounting beam d1 and a connecting seat power piece d3 for driving the connecting seat d2 are arranged on the mounting beam d1, a lifting seat d4 and a lifting cylinder d5 for driving the lifting seat d4 to move in the vertical direction are arranged on the connecting seat d2, a connecting arm d5 is arranged on the lifting seat d4, a third lifting component d6 for extracting round steel sheets is arranged at the end part of the connecting arm d5, the third lifting component d6 has the same structure as the first lifting component g2, the third lifting component d6 comprises a lifting seat 4 and a plurality of suckers 5 arranged on the lifting seat 4, and a pushing piece d7 for pushing a finished product in a forming die out of the frame is further arranged at the end part of the connecting arm d 5.

The forming station e is internally provided with a forming die for stretching a round steel sheet and printing and punching on the round steel sheet and a stretching driving component for driving the forming die to move in opposite directions, the forming die comprises a lower die holder e2 fixedly arranged on a frame and an upper die holder e3 suspended above the lower die holder e2, the lower die holder e2 is provided with a stretching male die e4, a lower stretching die e5 is sleeved outside the stretching male die e4, the upper die holder e3 is provided with an upper stretching die e6 matched with the lower stretching die e5, the upper stretching die e6 is internally provided with a concave cavity e61 for the stretching male die e4 to enter, the stretching driving component comprises an upper hydraulic cylinder e11 for driving the upper die holder e3 to lift and a lower hydraulic cylinder e12 for driving the lower stretching die e5 to lift, the center of the upper die holder e3 is provided with a punching male die e7, and the end face of the upper stretching die e6 facing the lower stretching die e5 is provided with a printing male die e8.

Stacking round steel sheets to a storage station, wherein the centers of the round steel sheets are not in the same straight line due to manual stacking, a first lifting assembly in a first feeding mechanism extracts the round steel sheets in a storage seat and transfers the round steel sheets to a transition seat of a material arranging station, a material aligning rod on the transition seat enables the round steel sheets to be aligned, a second lifting assembly extracts the round steel sheets and transfers the round steel sheets to a weighing plate positioned in a film covering station, the weighing plate is in a lifting state in a normal state, if the weighing plate detects that the weight of the round steel sheets is qualified, the weighing plate descends to the lower part of a conveying mechanism, otherwise, an alarm is sent, a machine stops working, a film is unreeled from an unreeling assembly to a cutting assembly, one end of the film sequentially passes through an oil box and a cutter, when the film pulling seat is output from the lower part of the cutter, the film pulling seat is close to the film, the film pulling clamp the end of the film pulling power piece drives the film pulling seat to move towards the output end direction of the conveying mechanism, the film drawing and film covering are carried out on the round steel sheet, the film is divided into two parts by the cutter, the conveying mechanism works to drive the round steel sheet to advance, when the round steel sheet moves to the output end, the end face of the round steel sheet is sucked by the third material lifting component of the third material conveying mechanism, the round steel sheet is conveyed to the lower stretching die in the forming die, at the moment, if a stretched workpiece exists in the forming die, the material pushing component pushes the finished product out of the forming station along with the movement of the third material lifting component, the third material lifting component places the coated round steel sheet on the lower stretching die, the upper die base descends until the end face of the upper stretching die abuts against the end face of the lower stretching die, the lower stretching die abuts against the end face of the upper stretching die, the upper die base ascends after stretching, at the moment, through holes and characters are formed on the sealing head after the upper die base ascends and the die is opened, the circular reciprocation realizes the automatic production line production mode of feeding, stretching, punching and printing the round steel sheet, does not need to replace tools and locate for many times, and improves the production efficiency and the production precision.

Claims (10)

1. The utility model provides a stamping forming equipment of liquefied gas steel bottle head which characterized in that: the automatic round steel sheet forming machine comprises a frame, a material storage station for stacking round steel sheets, a material arranging station for calibrating the placing positions of the round steel sheets, a film covering station for covering films on the round steel sheets and a forming station for processing the round steel sheets into sealing heads are sequentially arranged on the frame according to the processing sequence, a first feeding mechanism for conveying the round steel sheets is arranged between the material storage station and the material arranging station, a second feeding mechanism for conveying the round steel sheets is arranged between the material arranging station and the film covering station, a third feeding mechanism for conveying the round steel sheets is arranged between the film covering station and the forming station, a weighing assembly capable of judging whether the weight of the round steel sheets meets the standard is further arranged in the film covering station, and a forming die for stretching the round steel sheets and printing and punching the round steel sheets and a stretching driving assembly for driving the forming die to move in opposite directions or opposite directions are arranged in the forming station.

2. The stamping forming apparatus for a liquefied gas cylinder closure as claimed in claim 1, wherein: the forming die comprises a lower die holder fixedly arranged on a frame and an upper die holder suspended above the lower die holder, wherein a stretching male die is arranged on the lower die holder, a lower stretching die is sleeved outside the stretching male die, an upper stretching die matched with the lower stretching die is arranged on the upper die holder, a concave cavity for the stretching male die to enter is formed in the upper stretching die, an upper hydraulic cylinder for driving the upper die holder to lift and a lower hydraulic cylinder for driving the lower stretching die to lift are arranged in the upper stretching die, a punching male die is arranged at the center of the upper die holder, and a printing male die is arranged on the end face of the upper stretching die, facing the lower stretching die.

3. The stamping forming apparatus for a liquefied gas cylinder closure as claimed in claim 1, wherein: the frame corresponds storage station and tectorial membrane station department and has set up the material loading support, first feeding mechanism and second feeding mechanism and material loading support sliding connection to can reciprocate between storage station and tectorial membrane station, first feeding mechanism includes first material loading seat, sets up the first drive assembly that is used for extracting the first material lifting subassembly of circle steel sheet, the first material lifting subassembly axial lift on first material loading seat, second feeding mechanism includes the second material loading seat, sets up the second material lifting subassembly on the second material loading seat, the second drive assembly that the second material lifting subassembly axial lift of drive, is connected through the connecting plate between first material loading seat and the second material loading seat.

4. The stamping forming apparatus for a liquefied gas cylinder closure as claimed in claim 1, wherein: the material arranging station comprises a transition seat erected on a frame, four material arranging cylinders are symmetrically arranged on the lower end face of the transition seat, material arranging rods are arranged at the output ends of the material arranging cylinders, the material arranging rods are vertically arranged, and material arranging grooves for allowing the material arranging rods to pass through are formed in the transition seat.

5. The stamping forming apparatus for a liquefied gas cylinder closure as claimed in claim 1, wherein: the laminating station is including placing the film material roll unreel the subassembly, divide into the cutting component of section and can follow film conveying direction reciprocating motion's film centre gripping subassembly in proper order along film conveying direction, the frame corresponds laminating station department and erects conveying mechanism, unreel the subassembly setting in the periphery of frame, the setting of cutting the subassembly is at conveying mechanism's input, conveying mechanism's output is towards shaping station setting.

6. The stamping forming apparatus for a liquefied gas cylinder closure as claimed in claim 1, wherein: the third feeding mechanism comprises an installation beam erected on a laminating station, a connecting seat capable of reciprocating along the installation beam and a connecting seat power piece for driving the connecting seat are arranged on the installation beam, a lifting seat and a lifting cylinder for driving the lifting seat to move in the vertical direction are arranged on the connecting seat, a connecting arm is arranged on the lifting seat, a third lifting component for extracting round steel sheets is arranged at the end part of the connecting arm, and a pushing piece for pushing a finished product in a forming die out of the frame is further arranged at the end part of the connecting arm.

7. The stamping forming apparatus for a liquefied gas cylinder closure as claimed in claim 1, wherein: be equipped with in the storage station with frame sliding connection's storage board, the symmetry is equipped with two storage seats on the storage board, the storage seat includes three spinal branch reference column at least, the cooperation forms the storage space that supplies the round steel piece to pile up the placement between the reference column, reference column lower extreme fixedly connected with positioning support, be equipped with on the storage board with positioning support complex adjusting block, be equipped with the adjustment tank on the adjusting block, be equipped with the locating pin of being connected with the adjustment tank on the positioning support.

8. The stamping forming apparatus for a liquefied gas cylinder closure according to claim 1 or 5, wherein: the weighing assembly comprises a weighing plate, a supporting piece for supporting the weighing plate and a weighing air cylinder for driving the supporting piece to lift, wherein the output end of the weighing air cylinder is provided with a weighing sensor, when the weighing plate detects that the weight of the round steel sheet is qualified, the weighing plate descends, the round steel sheet starts to be coated, and otherwise, an alarm is sent out.

9. The stamping forming apparatus for a liquefied gas cylinder closure as defined in claim 5, wherein: the cutting assembly comprises a film cutting support arranged at the end part of the conveying mechanism, an oil box is arranged on one side, close to the unreeling assembly, of the film cutting support, a cutter is arranged on one side, far away from the unreeling assembly, of the film cutting support, an oil brushing roller is arranged in the oil box, a cutter cylinder for driving the oil brushing roller to lift is arranged on the cutter, an oil receiving groove is arranged on the machine frame, and the oil receiving groove is located below the conveying mechanism.

10. The stamping forming apparatus for a liquefied gas cylinder closure as defined in claim 5, wherein: the film clamping assembly comprises guide rails arranged on two sides of the conveying mechanism, a film pulling seat in sliding connection with the guide rails, and a film pulling power piece for driving the film pulling seat to be close to or far away from the cutting assembly along the guide rails, wherein at least two film pulling clamps capable of being opened and closed are arranged on the film pulling seat.