CN118700567A

CN118700567A - Drainage bag system appearance shaping assembly line

Info

Publication number: CN118700567A
Application number: CN202411178039.2A
Authority: CN
Inventors: 陈奕天; 文平; 承建刚
Original assignee: Changzhou Dahua Medical Equipment Co ltd
Current assignee: Changzhou Dahua Medical Equipment Co ltd
Priority date: 2024-08-27
Filing date: 2024-08-27
Publication date: 2024-09-27

Abstract

The invention relates to a drainage bag sample preparation and forming assembly line, which is provided with a frame, wherein the frame is provided with a film feeding station, a pipe feeding station positioned at one side or two sides of the frame, a heat sealing station and a cutting station; the upper film and lower film feeding device is characterized in that an unreeling mechanism capable of unreeling the upper film and the lower film is arranged on the upper film station, a tube feeding mechanism capable of feeding a hose between the upper film and the lower film is arranged on the tube feeding station, a heat sealing mechanism capable of conducting heat sealing forming on the upper film and the lower film is arranged on the heat sealing station, a cutting mechanism capable of cutting the sealed drainage bag is arranged on the cutting station, a feeding roll shaft capable of driving the upper film and the lower film to feed under the driving of a driving motor is arranged between the stations, and the hose is integrated with the upper film and the lower film through the heat sealing mechanism after being fixed in a heat sealing mode to form a drainage bag, and a plurality of independent drainage bags are formed after the drainage bags are cut through the cutting mechanism. The drainage bag forming machine is ingenious in structure, capable of realizing automatic and efficient forming of the drainage bag, and convenient and practical.

Description

Drainage bag system appearance shaping assembly line

Technical Field

The invention relates to the field of sample preparation and forming of drainage bags, in particular to a sample preparation and forming assembly line of a drainage bag.

Background

The drainage bag is a medical instrument and is mainly used for storing drained liquid. It generally refers to devices that require evacuation through tubing after surgery, such as blood leakage, fluid accumulation, etc., inside the body or at the local surgical site. The drainage bag is a transparent or semitransparent plastic bag, needs to be matched with a drainage tube for use, and is mainly used for drainage and storage of urine, postoperative effusion, hemorrhage and the like of patients. The device can help prevent and eliminate the accumulation of abnormal effusion such as effusion, blood, pus and the like in a patient in tissues, thoracic cavities or abdominal cavities, thereby reducing the absorption of the abnormal effusion and avoiding the occurrence of infection.

In the prior art, interfaces or check valves and the like on the drainage bag are installed with the drainage bag in an artificial mode, and are fixedly connected with the drainage bag in a heat sealing mode after the installation is completed, however, the feeding efficiency is extremely low in an artificial feeding and positioning installation mode, and the sample preparation forming efficiency of the drainage bag is greatly affected, so that the drainage bag is inconvenient.

Disclosure of Invention

The invention aims to provide a sample preparation and forming assembly line for a drainage bag, which has ingenious structure and can realize rapid and automatic forming of an interface or a stop valve on the drainage bag and the drainage bag, and is efficient and convenient.

The technical scheme for realizing the purposes of the invention is as follows: the invention has a frame, wherein the frame is provided with a film feeding station, a pipe feeding station positioned at one side or two sides of the frame, a heat sealing station and a cutting station; the upper film station is provided with an unreeling mechanism capable of unreeling an upper film and a lower film, the tube feeding station is provided with a tube feeding mechanism capable of feeding a hose between the upper film and the lower film, the heat sealing station is provided with a heat sealing mechanism capable of conducting heat sealing forming on the upper film and the lower film, the cutting station is provided with a cutting mechanism capable of cutting a sealed drainage bag, and feeding roll shafts capable of driving the upper film and the lower film to feed are arranged between the stations under the driving of a driving motor;

The feeding mechanism comprises a feeding pipe assembly, a first transfer assembly and a first heat sealing assembly, wherein the feeding pipe assembly comprises a first vibrating disc arranged on a frame, a first discharging pipe matched with the first vibrating disc, a feeding cylinder fixed on the frame, a feeding block fixed at the telescopic end of the feeding cylinder, a pushing cylinder fixed on the frame and a pushing rod fixed at the telescopic end of the pushing cylinder, the telescopic direction of the feeding cylinder is parallel to the axis of a feeding roller shaft, the telescopic direction of the pushing cylinder is perpendicular to the telescopic direction of the feeding cylinder, and a receiving through hole corresponding to the first discharging pipe is formed in the feeding block; the first transfer component comprises a rotating motor fixed on a bracket, a rotating platform fixed at the output end of the rotating motor, and a plurality of material receiving components uniformly distributed on the rotating platform along the axis of the rotating platform, wherein the material receiving components comprise a sliding base, a connecting pipe rod and a limiting block, the sliding base is arranged on the rotating platform in a sliding manner under the driving of a driving piece, the connecting pipe rod is fixed on the sliding base, the limiting block corresponds to the sliding base, the sliding direction of the sliding base and the extending direction of the connecting pipe rod are both perpendicular to the rotating axis of the rotating platform, a limiting through groove for the connecting pipe rod to pass through is arranged on the limiting block, the limiting through groove is communicated with the connecting through hole after the rotating platform rotates, the connecting pipe rod stretches out of the limiting block through the driving of the driving piece to the sliding base, the connecting pipe rod in the material feeding block pushes out of the connecting through hole through the driving of a feeding cylinder and is sleeved on the connecting pipe rod, the connecting pipe rod transfers a hose in the connecting through the driving of the pushing cylinder to the rotating platform between an upper membrane and a lower membrane, and the hose is fixed between the upper membrane and the lower membrane through the first heat sealing component;

The hose is fixed with the upper film and the lower film in a heat sealing way, and then the upper film and the lower film are integrally heat-sealed through a heat sealing mechanism to form drainage bags, and a plurality of independent drainage bags are formed after the drainage bags are cut through a cutting mechanism.

Further, be equipped with four material receiving components on the above-mentioned rotating platform, be equipped with four in the frame and connect the driving piece that the material subassembly corresponds with each, the driving piece is including fixing the first actuating cylinder in the frame, and fix the second actuating cylinder at the flexible end of first actuating cylinder, and fix the flexible end of second actuating cylinder and can be connected with the connecting block of sliding base cooperation, the flexible direction of first actuating cylinder and the sliding direction parallel arrangement of sliding base, the flexible direction of second actuating cylinder sets up with rotating platform is perpendicular, be equipped with on the rotating platform and supply the connecting block to pass and gliding bottom spout, the connecting block stretches out the bottom spout and is connected with sliding base through the drive of second actuating cylinder to drive sliding base through the drive of first actuating cylinder slides.

Further, the first heat seal assembly comprises an upper heat seal cylinder arranged on the frame, an upper heat seal pressing block fixed at the telescopic end of the upper heat seal cylinder, a lower heat seal cylinder arranged on the frame and corresponding to the upper heat seal cylinder, and a lower heat seal pressing block fixed at the telescopic end of the lower heat seal cylinder, wherein arc-shaped pressing grooves are formed in the upper heat seal pressing block and the lower heat seal pressing block, and the upper heat seal pressing block is used for fixing a hose between an upper film and a lower film in a heat seal mode through press fit with the lower heat seal pressing block.

Further, the two sides of the frame are provided with pipe feeding mechanisms, and any side of the frame is provided with a valve feeding mechanism corresponding to the pipe feeding mechanisms, the valve feeding mechanism comprises a unreeling disc of two unreeling flow stopping belts, guide rollers, a side plate fixed on the frame, a flow dividing rod fixed on the side plate and capable of dividing the flow stopping belts on the two unreeling discs, two guide plates parallel and fixed on the side plate, first pressing cylinders fixed on the side plate and oppositely arranged, pressing blocks fixed on the telescopic ends of the first pressing cylinders, a moving plate horizontally sliding arranged on the side plate under the drive of the driving cylinders, second pressing cylinders oppositely arranged on the moving plate, pressing blocks fixed on the telescopic ends of the second pressing cylinders, a vacuum platform fixed on the moving plate, a horizontal sliding cylinder fixed on the frame, telescopic cylinders fixed on the telescopic ends of the horizontal sliding cylinders, first pneumatic scissors capable of cutting off the flow stopping belts, and a second hose assembly capable of transferring the flow stopping belts on the vacuum platform and connecting the second hose with the heat sealing rods, the expansion and contraction directions of the first leaning air cylinders are perpendicular to the guide plates, the expansion and contraction directions of the second leaning air cylinders are parallel to the expansion and contraction directions of the first leaning air cylinders, the axes of the feeding roll shafts of the extending directions of the guide plates are perpendicular, the upper end face and the lower end face of the vacuum platform are both first vacuum adsorption surfaces, the vacuum platform is positioned between the two guide plates when the moving plate does not move, after leaning pressing blocks on the second leaning air cylinders lean against corresponding flow stopping belts, the leaning pressing blocks on the first leaning air cylinders are separated from the corresponding flow stopping belts, the pressing blocks on the second pressing cylinders transfer the flow stopping belts to the vacuum platform through driving of the driving cylinders to the moving plates, the first pneumatic scissors take sections of the flow stopping belts through driving of the telescopic cylinders, and the second transfer assembly transfers the flow stopping belts after taking the sections to the hose on the pipe taking rod and forms a flow stopping valve after being thermally sealed with the hose.

Further, the second transfer assembly comprises a moving bracket horizontally sliding on the side plate under the driving of the driving cylinder, two opposite translation cylinders fixed on the moving bracket, a first upper cylinder and a first lower cylinder fixed on each translation cylinder, an upper control block fixed at the telescopic end of the first upper cylinder and a lower control block fixed at the telescopic end of the first lower cylinder, the telescopic directions of each translation cylinder are perpendicular to the side plate, the telescopic directions of the first upper cylinder and the first lower cylinder are the same as those of the first leaning compression cylinder, vacuum adsorption parts and heat sealing parts are arranged on opposite surfaces of the upper control block and the lower control block, the upper control block and the lower control block transfer a flow stopping belt on a vacuum platform to a hose through the driving of the driving cylinder to the moving bracket synchronously, and the flow stopping belt and the hose are subjected to heat sealing through the driving of the first upper cylinder and the first lower cylinder, and after the flow stopping valve is formed, the flow stopping valve and the upper membrane and the lower membrane are fixed through the heat sealing treatment of the rotating motor to the rotating platform.

Further, the unreeling mechanism comprises an unreeling motor fixed on the frame, an unreeling roll shaft which is rotatably arranged on the frame under the driving of the unreeling motor, a plurality of guide roll shafts which are fixedly arranged on the frame, a first lifting cylinder which is fixed on the frame, an adjusting roll shaft which is arranged on the frame in a lifting manner under the driving of the first lifting cylinder, a membrane separating plate which is fixed on the frame, and an upper supporting plate and a lower supporting plate which are fixed on the frame and can respectively support an upper membrane and a lower membrane, wherein the unreeling roll shaft simultaneously unreels the upper membrane and the lower membrane under the driving of the unreeling motor and sequentially bypasses the guide roll shaft and the adjusting roll shaft, and after the unreeled upper membrane is supported by the upper supporting plate and the lower membrane through the lower supporting plate, a mounting gap which can be used for a connecting pipe and a hose or a stop valve on the connecting pipe is formed between the upper membrane and the lower membrane to stretch in.

Further, the heat sealing mechanism comprises a heat sealing platform fixed on the frame, a hydraulic cylinder fixed on the frame and a heat sealing template fixed at the telescopic end of the hydraulic cylinder, and the heat sealing template is used for conducting heat sealing and pressing on the upper film and the lower film on the heat sealing platform through driving of the hydraulic cylinder, and a drainage bag is formed.

Further, a cap mounting mechanism capable of mounting a cap to the hose is further arranged between the heat sealing station and the cutting station, the cap mounting mechanism comprises a second vibrating disc fixed on the frame, a second discharging pipe matched with the second vibrating disc, a cap mounting support fixed on the frame, a cap mounting cylinder fixed on the cap mounting support, a bearing block fixed at the telescopic end of the cap mounting cylinder, a bearing hole arranged on the bearing block and capable of bearing the cap in the second discharging pipe, a positioning cylinder fixed on the frame and a mounting push rod fixed at the telescopic end of the positioning cylinder, the cap mounting support is provided with a mounting hole coaxially arranged with the mounting push rod, the bearing hole descends through the cap mounting cylinder to drive the bearing block and is communicated with the mounting hole, and the mounting push rod pushes the cap in the bearing hole through the driving of the positioning cylinder and then is mounted in cooperation with the hose on the drainage bag.

Further, a belt loading mechanism capable of mounting a hanging belt on the drainage bag is arranged between the cap loading mechanism and the cutting mechanism, the belt loading mechanism comprises a pipe conveying assembly capable of conveying and cutting a hose and a belt loading assembly capable of bending and heat-sealing the cut hose, the pipe conveying assembly comprises a pipe conveying cylinder fixed on a frame, a first pneumatic finger fixed on the telescopic end of the pipe conveying cylinder and capable of clamping the hose, a side cylinder fixed on the frame, a second pneumatic finger slidingly arranged on the frame under the driving of the side cylinder, and a second pneumatic scissors fixed on the frame and capable of cutting the hose, the sliding directions of the first pneumatic finger and the second pneumatic finger are perpendicular to the axis of a feeding roller shaft, the first pneumatic finger feeds the hose under the driving of pipe conveying pneumatic and releases the hose after the second pneumatic finger is clamped, the second pneumatic finger pulls out the hose through the driving of the side air cylinder, the belt assembly comprises a top air cylinder fixed on the frame, a top sliding block arranged on the frame in a sliding way under the driving of the top air cylinder, a top lifting air cylinder fixed on the top sliding block, two rotating motors fixed on the top lifting air cylinder, rotating blocks fixed at the output ends of the rotating motors, third pneumatic fingers fixed on the rotating blocks, a top hot-pressing air cylinder fixed on the top sliding block and a top hot-pressing block fixed at the telescopic end of the top hot-pressing air cylinder, the frame is also provided with a bottom hot-pressing air cylinder and a bottom hot-pressing block fixed at the telescopic end of the bottom hot-pressing air cylinder, each third pneumatic finger clamps the hose through the driving of the top air cylinder to the top sliding block and the driving of the top lifting air cylinder, the second pneumatic scissors clip the hose after each third pneumatic finger clips the hose, each third pneumatic finger completes the hose through the driving of each rotating cylinder after the hose is clipped, each third pneumatic finger transfers the hose after bending to the top hot pressing block and the drainage bag through the driving of the top cylinder to the top sliding block and the driving of the top lifting cylinder to the rotating motor, and the top hot pressing block fixes the bent hose on the drainage bag through the driving of the top lifting cylinder and the cooperation of the top hot pressing block to form a hanging belt.

Further, the cutting mechanism comprises a cutting cylinder fixed on the frame and a cutting knife arranged on the frame in a sliding mode under the driving of the cutting cylinder, and the cutting knife cuts the sealed drainage bag into individual bodies through the driving of the cutting cylinder.

The invention has the positive effects that: (1) The invention carries out synchronous feeding on an upper film and a lower film by arranging an upper film station, carries out automatic feeding on a hose of an interface by a pipe feeding station, integrally forms a drainage bag by a heat-sealing station, cuts a plurality of drainage bags connected together after heat sealing into independent individuals by a cutting station, sets a pipe feeding mechanism to be though the cooperation of a component, a first transfer component and a first heat-sealing component, the hose in a vibration disk on the pipe feeding component enters a material receiving through hole in a material feeding block by a first discharging pipe, then pushes the hose to a pipe connecting rod by the driving of a material feeding cylinder and the cooperation of a material pushing cylinder and a material pushing rod, a plurality of pipe connecting rods sequentially butt-joint the hose by the driving of a rotary motor on a rotary platform to be connected and transfer the hose between the upper film and the lower film by the driving of the rotary motor, the hose is fixed with the upper film and the lower film through the first heat seal assembly, the connecting pipe rod resets through the driving of the driving room after the heat seal is finished and is separated from the hose, then the hose is sequentially connected and taken back and transferred between the upper film and the lower film, the problem of inefficiency caused by manual mode placing of the hose in the prior art is effectively solved, meanwhile, the connecting pipe rod is retracted through the driving room after the heat seal of the hose, the hose can be prevented from falling or shifting before the heat seal, in addition, the tangential direction of the rotating platform at the upper film and the lower film under the driving of the rotating motor is identical with the feeding direction of the upper film and the lower film, on one hand, the hose can be ensured to accurately enter the space between the upper film and the lower film, on the other hand, the hose is also prevented from interfering with the upper film and the lower film, the structure is ingenious, and the hose is stable and practical.

(2) According to the invention, the four material receiving assemblies and the four corresponding driving parts are arranged on the rotating platform, so that on one hand, buffer time can be set between the connection pipe and the pipe conveying of the connection pipe rod, and on the other hand, the connection pipe and the pipe conveying of the plurality of connection pipe rods are sequentially carried out, so that the efficiency of connection pipe and pipe conveying of a hose can be greatly improved, meanwhile, the driving parts are arranged to drive the second driving air cylinder by the first driving air cylinder and drive the connection block by the second driving air cylinder, the connection pipe rod can be accurately controlled through the matched connection of the connection block and the sliding base, when connection pipe is carried out, the first driving air cylinder drives the second pneumatic air cylinder, the second driving air cylinder drives the connection block, then the connection pipe rod is driven to extend, and after the hose on the connection pipe rod is thermally fixed with the upper film and the lower film, the connection pipe rod is retracted, so that the quick extension and retraction of the connection pipe rod are ensured, and the high efficiency and the accuracy of hose feeding are ensured, and the device is convenient and practical.

(3) According to the invention, the first heat seal assembly is arranged to be matched with the upper heat seal pressing block and the lower heat seal pressing block, the arc-shaped pressing grooves on the upper heat seal pressing block and the lower heat seal pressing block can position and press the hose, and the hose, the upper film and the lower film are fixed in a heat seal manner through the driving of the upper heat seal pressing block by the upper heat seal cylinder and the driving of the lower heat seal pressing block by the lower heat seal cylinder, so that the high efficiency and the accuracy of heat seal of the hose are ensured.

(4) According to the invention, the pipe inlet mechanisms are arranged on both sides of the frame, a single-head hose or a double-head hose can be selectively arranged according to actual requirements, the valve inlet mechanism is arranged on one side of the frame, the hose on one side can be thermally synthesized into the flow stop valve, the split flow stop belts are fixed on the corresponding guide plates through the first pressure-leaning cylinder and the second pressure-leaning cylinder, after the first pressure-leaning cylinder is loosened, the second pressure-leaning cylinder drives the movable plates to take each flow stop belt out to the vacuum platform through the driving cylinder, the flow stop belts are sheared through the first pneumatic scissors, the upper end face and the lower end face of the vacuum platform are both provided with the first vacuum adsorption face, the stability of the cut flow stop belts is ensured, then the flow stop belts after the cut section are transferred to the hose to be thermally sealed with the hose through the second transfer assembly, the accuracy of the feeding and the cut section of the flow stop belts is ensured, and meanwhile, the high efficiency of the molding of the flow stop valve is ensured, and the flow stop valve is convenient and practical.

(5) According to the invention, the second transfer assembly is arranged to be the movable bracket which is horizontally and slidably arranged on the side plate, the first upper air cylinder on the movable bracket drives the upper control block to adsorb the flow stopping belt on the upper end surface of the vacuum platform, the lower control block on the first lower air cylinder adsorbs the flow stopping belt on the lower end surface of the vacuum platform, the vacuum adsorption parts on the upper control block and the lower control block adsorb the flow stopping belt, after each flow stopping belt is transferred to the hose, the first upper air cylinder drives the upper control block, the first lower air cylinder drives the lower control block, the heat sealing parts on the upper control block and the lower control block heat-seal the flow stopping belt with the hose, so that the flow stopping valve is formed, then the flow stopping valve is transferred between the upper film and the lower film and fixed with the drainage bag in a heat sealing way, the high efficiency of the forming of the flow stopping valve and the heat sealing stability of the flow stopping valve and the drainage bag are ensured, and the structure is ingenious, efficient and convenient.

(6) According to the invention, the unreeling mechanism is arranged to drive the unreeling roller shaft by the unreeling motor to synchronously unreel the upper film and the lower film, the tensioning degree of the upper film and the lower film can be regulated by the driving of the regulating roller shaft by the first lifting cylinder, the upper film and the lower film are subjected to film separation treatment by the film separation plate, and the upper film and the lower film are respectively subjected to layered support by the upper support plate and the lower support plate, so that on one hand, the feeding accuracy and the feeding efficiency of the upper film and the lower film can be ensured, on the other hand, an installation gap is formed between the upper film and the lower film, a hose can conveniently and more accurately and rapidly enter between the upper film and the lower film, and the flexible pipe is stable and practical.

(7) According to the invention, the upper film and the lower film which are already heat-sealed with the hose or the stop valve are heat-sealed to form the whole drainage bag by arranging the heat sealing mechanism and driving the heat sealing template by the hydraulic cylinder, so that the high efficiency of the molding of the drainage bag is ensured.

(8) According to the invention, each cap is driven to discharge from the second discharging pipe through the second vibrating disk, the caps in the second discharging pipe enter the receiving holes on the receiving speed, and after the cap-mounting cylinder drives the receiving block to descend, the positioning cylinder pushes the caps in the receiving holes to the hose on the drainage bag through driving the mounting push rod, so that the caps are rapidly mounted, and the structure is ingenious, convenient and practical.

(9) According to the invention, the hose is sent out through the cooperation of the pipe feeding cylinder and the first pneumatic fingers, the hose is pulled out through the side cylinder after the second pneumatic fingers grab the hose, then the second pneumatic scissors grab the hose through the third pneumatic fingers, the tip of the hose is bent into the hanging belt through the driving of the rotating motor, and the hanging belt is fixed on the drainage bag through the cooperation of the top thermal pressing block and the bottom thermal pressing block, so that the bending efficiency of the hanging belt is ensured, and the connection between the hanging belt and the drainage bag is quick and stable.

(10) According to the invention, the cutting mechanism is arranged, and the plurality of sealed drainage bags which are sequentially connected together are cut into individual units one by driving the cutting knife through cutting air, so that the cutting efficiency and the cutting accuracy of the drainage bags are ensured.

Drawings

In order that the contents of the present patent will be more readily understood, the present patent will be described in further detail below with reference to specific embodiments thereof and with reference to the accompanying drawings, in which

FIG. 1 is a schematic diagram of the overall structure of a sample preparation and forming assembly line of a drainage bag in the invention;

FIG. 2 is a schematic view of the overall structure of the pipe feeding mechanism of the present invention;

FIG. 3 is a schematic view of the overall connection structure of the driving member and the rotary platform according to the present invention;

FIG. 4 is a schematic view of the overall structure of the first heat seal assembly according to the present invention;

FIG. 5 is a schematic view of the overall structure of the valve mechanism of the present invention;

FIG. 6 is a schematic view of the overall structure of the heat sealing mechanism of the present invention;

FIG. 7 is a schematic view of the overall structure of the cap assembly mechanism of the present invention;

FIG. 8 is a schematic view of the overall structure of the belt loading mechanism of the present invention;

FIG. 9 is a schematic view of the overall construction of the belt assembly of the present invention;

fig. 10 is a schematic view of the whole structure of the cutting mechanism in the present invention.

Detailed Description

Referring to fig. 1 to 10, the invention has a frame 1, wherein the frame 1 is provided with a film feeding station, a pipe feeding station positioned at one side or two sides of the frame 1, a heat sealing station and a cutting station; the upper film station is provided with an unreeling mechanism 2 which can unreel an upper film and a lower film, the tube feeding station is provided with a tube feeding mechanism 3 which can feed a hose between the upper film and the lower film, the heat sealing station is provided with a heat sealing mechanism 5 which can heat seal the upper film and the lower film, the cutting station is provided with a cutting mechanism 8 which can cut a sealed drainage bag, and a feeding roll shaft 91 which can drive the upper film and the lower film to feed under the drive of a driving motor 9 is arranged between the stations;

The pipe feeding mechanism 3 comprises a pipe feeding assembly 31, a first transfer assembly 32 and a first heat sealing assembly 33, wherein the pipe feeding assembly 31 comprises a first vibration disc 311 arranged on the frame 1, a first discharging pipe 312 matched with the first vibration disc 311, a feeding cylinder 313 fixed on the frame 1, a feeding block 314 fixed on the telescopic end of the feeding cylinder 313, a pushing cylinder 315 fixed on the frame 1 and a pushing rod 316 fixed on the telescopic end of the pushing cylinder 315, the telescopic direction of the feeding cylinder 313 is parallel to the axis of the feeding roller shaft 91, the telescopic direction of the pushing cylinder 315 is perpendicular to the telescopic direction of the feeding cylinder 313, and a material receiving through hole 317 corresponding to the first discharging pipe 312 is arranged on the feeding block 314; the first transfer component 32 comprises a rotating motor 321 fixed on a bracket, a rotating platform 322 fixed at the output end of the rotating motor 321, and a plurality of material receiving components uniformly distributed on the rotating platform 322 along the axis of the rotating platform 322, wherein the material receiving components comprise a sliding base 323, a connecting rod 325 and a limiting block 324, the sliding base 323 is arranged on the rotating platform 322 in a sliding manner under the driving of a driving piece, the connecting rod 325 is fixed on the sliding base 323, the limiting block 324 corresponds to the sliding base 323, the sliding direction of the sliding base 323 and the extending direction of the connecting rod 325 are both perpendicular to the rotating axis of the rotating platform 322, the limiting block 324 is provided with a limiting through groove for the connecting rod 325 to pass through, the limiting through groove is communicated with a material receiving through hole 317 after the rotating platform 322 rotates, the connecting rod 325 extends out of the limiting block 324 through the driving of the driving piece to the sliding base 323, the material receiving through hole 317 in the feeding block 314 is transferred between a pushing rod 316 and the pushing rod 325 through the driving of the feeding cylinder 313, the soft tube 317 in the connecting rod 317 is pushed out of the connecting through the pushing rod 317 through the driving of the pushing cylinder 317 and is sleeved on the rotating shaft of the motor 321, and the soft tube 317 is arranged between the upper soft tube 317 and the rotating membrane 322 through the upper soft tube 325 and the rotating membrane 322, and the soft tube is fixed between the upper soft tube 322 and the lower soft tube 322 through the rotating membrane 33 through the driving membrane and the rotating membrane 33;

after the hose is fixed with the upper film and the lower film by heat sealing, the upper film and the lower film are integrally heat-sealed by a heat sealing mechanism 5 to form drainage bags, and a plurality of independent drainage bags are formed after the drainage bags are cut by a cutting mechanism 8.

The four material receiving components are arranged on the rotating platform 322, four driving pieces corresponding to the material receiving components are arranged on the machine frame 1, each driving piece comprises a first driving air cylinder 326 fixed on the machine frame 1, a second driving air cylinder 327 fixed at the telescopic end of the first driving air cylinder 326, and a connecting block 328 fixed at the telescopic end of the second driving air cylinder 327 and capable of being connected with the sliding base 323 in a matched mode, the telescopic direction of the first driving air cylinder 326 is parallel to the sliding direction of the sliding base 323, the telescopic direction of the second driving air cylinder 327 is perpendicular to the rotating platform 322, a bottom sliding groove 320 allowing the connecting block 328 to penetrate through and slide is arranged on the rotating platform 322, and the connecting block 328 extends out of the bottom sliding groove 320 through the driving of the second driving air cylinder 327 and is connected with the sliding base 323 and drives the sliding base 323 to slide through the driving of the first driving air cylinder 326.

The magnetic block can be arranged on the connecting block 328 on the second driving cylinder 327, the magnet can be arranged at the bottom of the sliding base 323, the connecting block 328 is matched and connected with the magnet through the matching of the magnetic block or the lug is arranged on the connecting block 328, the groove is arranged at the bottom of the sliding base 323, the connecting block 328 and the sliding base 323 are matched and connected through the matching of the lug and the groove, and the connecting block 328 and the sliding base 323 can be matched and connected in a detachable mode through the matching of the magnetic block and the magnet or the lug and the groove.

The first heat seal assembly 33 includes an upper heat seal cylinder 331 disposed on the frame 1, an upper heat seal pressing block 333 fixed at a telescopic end of the upper heat seal cylinder 331, a lower heat seal cylinder 332 disposed on the frame 1 and corresponding to the upper heat seal cylinder 331, and a lower heat seal pressing block 334 fixed at a telescopic end of the lower heat seal cylinder 332, wherein arc-shaped pressing grooves 335 are disposed on the upper heat seal pressing block 333 and the lower heat seal pressing block 334, and the upper heat seal pressing block 333 fixes the hose between the upper film and the lower film by press fit with the lower heat seal pressing block 334.

The two sides of the frame 1 are respectively provided with a pipe feeding mechanism 3, and either side of the frame 1 is provided with a valve feeding mechanism 4 corresponding to the pipe feeding mechanism 3, the valve feeding mechanism 4 comprises a unreeling disc 41 for unreeling the flow stopping belts, a guide roller 42, a side plate 43 fixed on the frame 1, a flow dividing rod 44 fixed on the side plate 43 and capable of dividing the flow stopping belts on the two unreeling discs 41, two guide plates 45 parallel and fixed on the side plate 43, a first pressure leaning cylinder 46 fixed on the side plate 43 and oppositely arranged, a pressure leaning block fixed on the telescopic ends of the first pressure leaning cylinders 46, a moving plate 48 arranged on the side plate 43 in a horizontal sliding way under the driving of the driving cylinder, a second pressure leaning cylinder 47 oppositely arranged on the moving plate 48, a pressure leaning block fixed on the telescopic ends of the second pressure leaning cylinder 47, a vacuum platform 40 fixed on the moving plate 48, a horizontal sliding cylinder fixed on the frame 1, a telescopic cylinder 410 fixed on the telescopic ends of the horizontal sliding cylinder, a telescopic rod fixed on the end of the cylinder 410 and capable of transferring the telescopic belts of the second shears and a movable hose 325 on the second pressure leaning cylinder 411, the extending and contracting directions of the first leaning air cylinders 46 are perpendicular to the guide plates 45, the extending and contracting directions of the second leaning air cylinders 47 are parallel to the extending and contracting directions of the first leaning air cylinders 46, the axes of the feeding roll shafts 91 of the extending directions of the guide plates 45 are perpendicular, the upper end face and the lower end face of the vacuum platform 40 are both first vacuum adsorption faces, the vacuum platform 40 is positioned between the two guide plates 45 when the moving plates 48 are not moved, after leaning pressing blocks on the second leaning air cylinders 47 lean against corresponding flow stopping belts, the pressing blocks on the first pressing cylinders 46 are separated from the corresponding flow stopping belts, the pressing blocks on the second pressing cylinders 47 transfer the flow stopping belts to the vacuum platform 40 through driving of the driving cylinders to the moving plates 48, the first pneumatic scissors 411 take sections of the flow stopping belts through driving of the telescopic cylinders 410, and the second transfer assembly transfers the flow stopping belts after the sections are taken to the hose positions on the pipe taking rods and forms flow stopping valves after being thermally sealed with the hose.

The second transfer assembly comprises a moving bracket 49 horizontally sliding on the side plate 43 under the driving of a driving cylinder, two opposite translation cylinders 491 fixed on the moving bracket 49, a first upper cylinder 492 and a first lower cylinder 493 fixed on the respective translation cylinders 491, an upper control block 494 fixed on the telescopic end of the first upper cylinder 492, and a lower control block 495 fixed on the telescopic end of the first lower cylinder 493, the telescopic direction of the respective translation cylinders 491 is perpendicular to the side plate 43, the telescopic directions of the first upper cylinder 492 and the first lower cylinder 493 are the same as the telescopic direction of the first pressing cylinder 46, the opposite surfaces of the upper control block 494 and the lower control block 495 are provided with a vacuum adsorption part and a heat sealing part, the upper control block 494 and the lower control block 495 transfer the flow stop tape on the vacuum platform 40 to the hose through the driving of the driving cylinder to the moving bracket 49, and heat seal the flow stop tape and the hose through the driving of the first upper cylinder 492 and the first lower cylinder 493, and after forming a flow stop valve 321, the driving the first heat sealing film and the lower sealing assembly 322 and the heat sealing film 33 through the driving of the rotating motor stop valve 321 and the first heat sealing assembly.

The unreeling mechanism 2 comprises an unreeling motor 21 fixed on the frame 1, an unreeling roll shaft 22 rotatably arranged on the frame 1 under the driving of the unreeling motor 21, a plurality of guide roll shafts 23 fixedly arranged on the frame 1, a first lifting cylinder 24 fixed on the frame 1, an adjusting roll shaft 25 arranged on the frame 1 in a lifting manner under the driving of the first lifting cylinder 24, a membrane separating plate 26 fixed on the frame 1, an upper supporting plate 27 and a lower supporting plate 28 fixed on the frame 1 and capable of supporting an upper membrane and a lower membrane respectively, wherein the unreeling roll shaft 22 simultaneously unreels the upper membrane and the lower membrane by driving of the unreeling motor 21 and sequentially bypasses the guide roll shaft 23 and the adjusting roll shaft 25 and then separates the membranes by the membrane separating plate 26, and after the unreeled upper membrane is supported by the upper supporting plate 27 and the lower membrane by the lower supporting plate 28, a mounting gap for extending a hose or a stop valve on the connecting rod 325 and the connecting rod 325 is formed between the upper membrane and the lower membrane.

The machine frame 1 is also provided with a stop cylinder, the telescopic end of the stop cylinder is fixedly provided with a stop block, and the stop block is used for fixedly pressing the upper film and the lower film on the guide roll shaft 23 through the driving of the stop cylinder.

The heat sealing mechanism 5 comprises a heat sealing platform 51 fixed on the frame 1, a hydraulic cylinder 52 fixed on the frame 1, and a heat sealing template 53 fixed at the telescopic end of the hydraulic cylinder 52, wherein the heat sealing template 53 is used for heat sealing and pressing an upper film and a lower film on the heat sealing platform 51 by the driving of the hydraulic cylinder 52, and a drainage bag is formed.

The cap mounting mechanism 6 for mounting caps on the hoses is further arranged between the heat sealing station and the cutting station, the cap mounting mechanism 6 comprises a second vibrating plate 61 fixed on the frame 1, a second discharging pipe 62 matched with the second vibrating plate 61, a cap mounting support 63 fixed on the frame 1, a cap mounting cylinder 64 fixed on the cap mounting support 63, a bearing block 65 fixed on the telescopic end of the cap mounting cylinder 64, a bearing hole 651 arranged on the bearing block 65 and capable of bearing caps in the second discharging pipe 62, a positioning cylinder 66 fixed on the frame 1 and a mounting push rod 67 fixed on the telescopic end of the positioning cylinder 66, the cap mounting support is provided with a mounting hole 631 coaxially arranged with the mounting push rod 67, the bearing hole 651 descends through the driving of the cap mounting cylinder 64 and is communicated with the mounting hole 631, and the mounting push rod 67 is matched with the hoses on the drainage bags after pushing out the caps 651 in the bearing hole 66 through the driving of the positioning cylinder 66.

The belt loading mechanism 7 for mounting hanging belts on the drainage bags is arranged between the cap loading mechanism 6 and the cutting mechanism 8, the belt loading mechanism 7 comprises a pipe conveying assembly 71 capable of conveying and cutting the hoses and a belt loading assembly 72 capable of bending and heat-sealing the cut hoses, the pipe conveying assembly 71 comprises a pipe conveying cylinder 711 fixed on the frame 1, a first pneumatic finger 712 fixed on the telescopic end of the pipe conveying cylinder 711 and capable of clamping the hoses, a side cylinder 713 fixed on the frame 1, a second pneumatic finger 714 slidably arranged on the frame 1 under the driving of the side cylinder 713, and a second pneumatic scissors 715 fixed on the frame 1 and capable of cutting the hoses, the sliding directions of the first pneumatic finger 712 and the second pneumatic finger 714 are perpendicular to the axis of the feeding roller shaft 91, the first pneumatic finger feeds the hoses under the driving of pipe conveying, and is released after the second pneumatic fingers 714 are clamped, the second pneumatic fingers 714 pull out the hose by driving the side air cylinders 713, the tape loading assembly 72 comprises a top air cylinder 721 fixed on the frame 1, a top sliding block 722 slidably arranged on the frame 1 under the driving of the top air cylinder 721, a top lifting air cylinder 720 fixed on the top sliding block 722, two rotating motors 723 fixed on the top lifting air cylinder 720, rotating blocks 724 fixed on the output ends of the respective rotating motors 723, third pneumatic fingers 725 fixed on the respective rotating blocks 724, a top hot-pressing air cylinder 726 fixed on the top sliding block 722, and a top hot-pressing block 727 fixed on the telescopic ends of the top hot-pressing air cylinder 726, a bottom hot-pressing air cylinder 728 and a bottom hot-pressing block 729 fixed on the telescopic ends of the bottom hot-pressing air cylinder 728 are further arranged on the frame 1, each third pneumatic finger 725 clamps the hose through the driving of the top slider 722 by the top cylinder 721 and the driving of the top lifting cylinder 720, the second pneumatic scissors 715 clamps the hose after each third pneumatic finger 725 clamps the hose, each third pneumatic finger 725 completes the hose through the driving of each rotating cylinder after the hose is cut, each third pneumatic finger 725 transfers the bent hose to the upper parts of the bottom hot pressing block 729 and the drainage bag through the driving of the top cylinder 721 and the driving of the top lifting cylinder 720 by the rotating motor 723, and the top hot pressing block 727 fixes the bent hose on the drainage bag through the driving of the top lifting cylinder 720 and the cooperation with the bottom hot pressing block 729 in a heat sealing mode to form a hanging belt.

The cutting mechanism 8 comprises a cutting cylinder 82 fixed on the frame 1 and a cutting knife 83 arranged on the frame 1 in a sliding manner under the driving of the cutting cylinder 82, and the cutting knife 83 divides the sealed drainage bag into individual bodies through the driving of the cutting cylinder 82.

Set up on frame 1 and cut support 81, cut the both sides of support 81 and all be equipped with the spacing spout 84 of vertical setting, all slide in each spacing spout 84 and be equipped with spacing slider 85, cut the both ends of cutter 83 and fix on corresponding spacing slider 85, cut the expansion end of cylinder 82 and fix on cutting cutter 83, cut cutter 83 and cut the drainage bag through the drive of cutting cylinder 82.

The working principle of the invention is as follows: in the using process of the invention, an unreeling motor 21 drives an unreeling roller shaft 22 to start rotating, the unreeling roller shaft 22 drives an upper film and a lower film to unreel simultaneously, the tension of the upper film and the lower film is regulated by the driving of a regulating roller shaft 25 through a first lifting cylinder 24, the upper film and the lower film are separated by a film separating plate 26, an upper supporting plate 27 and a lower supporting plate 28, and each upper film and each lower film are fed under the driving of a feeding roller shaft 91 driven by each driving motor 9;

Meanwhile, a pipe feeding mechanism 3 at one side or pipe feeding mechanisms 3 at two sides are selected according to the processing requirement, if only one side of a drainage bag is required to be subjected to heat sealing, the pipe feeding mechanism 3 at one side is started, if both ends of the drainage bag are required to be subjected to heat sealing of the hoses, the pipe feeding mechanisms 3 at two sides are started, when the pipe feeding mechanism 3 is started, the hoses in the first vibration disc 311 sequentially enter the first discharging pipe 312, the feeding cylinder 313 drives the feeding block 314 to move towards the first discharging pipe 312, after the material receiving through holes 317 on the feeding block 314 are communicated with the first discharging pipe 312 and are connected, the feeding cylinder 313 sends the feeding block 314 to the pushing rod 316, the rotating motor 321 drives the rotating platform 322 to start rotating, when any material receiving component on the rotating platform 322 is transferred to the material receiving block, the second driving cylinder drives the connecting block 327 to lift, after the connecting block 328 is connected with the sliding base 323, the first driving cylinder 326 drives the second driving cylinder 327 and the sliding base 323 to start rotating, and drives the connecting rod 325 to extend, after the connecting rod 325 corresponding to the connecting block extends, the pushing cylinder 315 drives the pushing rod 316 to slide, the pushing rod 316 pushes out the hose in the feeding block 314, the hose is sleeved on the connecting rod 325, then the second driving cylinder 327 drives the connecting block 328 to separate from the sliding base 323, the rotating platform 322 rotates under the driving of the rotating motor 321, the tangential direction of rotation of the rotating platform 322 at the upper film and the lower film is the same as the feeding direction of the upper film and the lower film, the connecting rod 325 and the hose on the rotating platform 322 enter between the upper film and the lower film under the rotation of the rotating platform 322, after the connecting rod 325 and the hose enter the installation gap between the upper film and the lower film, the rotating platform 322 stops rotating, the upper film and the lower film also stop feeding, simultaneously, the upper heat seal cylinder 331 drives the upper heat seal pressing block 333 to descend, the lower heat seal cylinder 332 drives the lower heat seal block to lift, so that a hose is fixed between an upper film and a lower film in a heat seal mode, then the second drive cylinder 327 drives the connecting block 328 to ascend to be connected with the sliding base 323, the connecting rod 325 is recovered under the drive of the first drive cylinder 326 and separated from the hose, and therefore heat seal fixation of one end of the hose with the upper film and the lower film is achieved;

When the other ends of the upper film and the lower film need to be heat-sealed with the stop valves, two rolls of stop belts are unwound by different unwinding reels 41 and split by a splitting rod 44, one of the stop belts is arranged on a guide plate 45 positioned at the upper end and fixed on the upper end surface of the guide plate 45 by a first abutting cylinder 46 and a second abutting cylinder 47, the other stop belt is arranged on the guide plate 45 positioned at the lower end and fixed on the lower end surface of the guide plate 45 by the first abutting cylinder 46 and the second abutting cylinder 47, when each stop belt is fed, each first abutting cylinder 46 is released, the driving cylinder drives a moving plate 48 to horizontally move, a vacuum platform 40 extends out from between the two guide plates 45, an abutting block on each second abutting cylinder 47 guides the stop belt to the vacuum platform 40 by friction, after the first vacuum adsorption surfaces on the upper end surface and the lower end surface of the vacuum platform 40 adsorb the flow stopping strips, the first pneumatic finger 712 shears each flow stopping strip, then the first upper cylinder 492 drives the upper control block 494, the first lower cylinder 493 drives the lower control block 495, the upper control block 494 and the lower control block 495 synchronously grip the flow stopping strips adsorbed on the vacuum platform 40 after shearing, the drive cylinder drives the movable bracket 49 to transfer the flow stopping strips to the hose on the connecting pipe rod 325, and the heat sealing parts on the upper control block 494 and the lower control block 495 heat seal the flow stopping strips on the hose to form a flow stopping valve, and the flow stopping valve is heat-sealed and fixed between an upper film and a lower film after the rotary platform 322 rotates;

After the heat sealing of the hose and the stop valve is finished, the feeding roller shaft 91 drives the upper film and the lower film to continue feeding to the heat sealing mechanism 5, and the hydraulic cylinder 52 drives the heat sealing template 53 to fix the upper film and the lower film in a heat sealing way, so that continuous drainage bags are formed;

After the heat sealing of the drainage bag is finished, a cap is selected to be unnecessary to install on the hose according to actual use requirements, when the cap is installed, the second vibration disk 61 transfers the cap to the second discharging pipe 62, the receiving hole 651 on the receiving block 65 moves downwards through the cap mounting cylinder 64 after the cap in the second discharging pipe 62 is received, after the receiving hole 651 is communicated with the installation hole 631, the positioning cylinder 66 pushes the cap out through driving the installation push rod 67 and is connected with the hose, and then the installation push rod 67 is retracted;

After the cap is installed, the feeding roller shaft 91 drives the drainage bag to enter the belt loading mechanism 7, the first pneumatic fingers 712 send out the hose under the pneumatic drive of the pipe feeding, the hose is loosened after the second pneumatic fingers 714 clamp, the second pneumatic fingers 714 pull out the hose through the drive of the side air cylinders 713, the third pneumatic fingers 725 clamp the hose through the drive of the top air cylinders 721 to the top sliding block 722 and the drive of the top lifting air cylinders 720, the second pneumatic scissors 715 clamp the hose after the third pneumatic fingers 725 clamp the hose, the third pneumatic fingers 725 clamp the hose after the hose is cut, the third pneumatic fingers 725 clamp the hose through the drive of the rotating air cylinders, the third pneumatic fingers 725 clamp the hose through the drive of the top air cylinders 721 to the top sliding block 722 and the hose after the drive of the top lifting air cylinders 720 to the rotating motor 723 are transferred to the upper parts of the bottom hot pressing block 729 and the drainage bag, and the top hot pressing block 727 clamp the hose after the heat sealing is fixed on the drainage bag through the drive of the top lifting air cylinders 720 and the cooperation of the bottom hot pressing block 729, so that a bending belt is formed;

After the hanging belt is installed, the feeding roller shaft 91 drives the drainage bag to continue feeding to the cutting mechanism 8, and the cutting cylinder 82 drives the cutting knife 83 to cut the drainage bag into individual bodies for workers to take out, integrate and encase.

The invention has ingenious structure, realizes the feeding of the upper film and the lower film of the drainage bag, the heat sealing installation of the hose, the forming and the installation of the stop valve, the integral heat sealing of the drainage bag, the installation of the cap of the hose on the drainage bag, the installation of the hanging belt on the drainage bag and the cutting and forming of the drainage bag in an automatic mode, effectively solves the problem of low efficiency caused by manually installing and processing the hose in the prior art, greatly improves the efficiency and the quality of the processing and forming of the drainage bag, and is efficient and practical.

While the foregoing embodiments have been described in some detail for purposes of clarity of understanding, it will be appreciated that the above description is by way of example only and is not intended to limit the invention, and that any changes, equivalents, modifications, etc. that come within the spirit and principles of the invention are desired to be protected.

Claims

1. Drainage bag system appearance shaping assembly line has frame, its characterized in that: the machine frame is provided with a film feeding station, a pipe feeding station positioned at one side or two sides of the machine frame, a heat sealing station and a cutting station; the upper film station is provided with an unreeling mechanism capable of unreeling an upper film and a lower film, the tube feeding station is provided with a tube feeding mechanism capable of feeding a hose between the upper film and the lower film, the heat sealing station is provided with a heat sealing mechanism capable of conducting heat sealing forming on the upper film and the lower film, the cutting station is provided with a cutting mechanism capable of cutting a sealed drainage bag, and feeding roll shafts capable of driving the upper film and the lower film to feed are arranged between the stations under the driving of a driving motor;

2. The drainage bag sample preparation and forming line according to claim 1, wherein: the rotary platform is provided with four material receiving components, four driving pieces corresponding to the material receiving components are arranged on the frame, each driving piece comprises a first driving cylinder fixed on the frame, a second driving cylinder fixed at the telescopic end of the first driving cylinder, and a connecting block fixed at the telescopic end of the second driving cylinder and capable of being matched and connected with the sliding base, the telescopic direction of the first driving cylinder is parallel to the sliding direction of the sliding base, the telescopic direction of the second driving cylinder is perpendicular to the rotary platform, a bottom chute allowing the connecting block to penetrate and slide is arranged on the rotary platform, and the connecting block stretches out of the bottom chute through the driving of the second driving cylinder and is connected with the sliding base and drives the sliding base to slide through the driving of the first driving cylinder.

3. The drainage bag sample preparation and forming line according to claim 1, wherein: the first heat seal assembly comprises an upper heat seal cylinder arranged on the frame, an upper heat seal pressing block fixed at the telescopic end of the upper heat seal cylinder, a lower heat seal cylinder arranged on the frame and corresponding to the upper heat seal cylinder, and a lower heat seal pressing block fixed at the telescopic end of the lower heat seal cylinder, wherein arc-shaped pressing grooves are formed in the upper heat seal pressing block and the lower heat seal pressing block, and the upper heat seal pressing block is used for fixing a hose between an upper film and a lower film in a heat seal mode through press fit with the lower heat seal pressing block.

4. The drainage bag sample preparation and molding line according to claim 3, wherein: the two sides of the frame are provided with pipe feeding mechanisms, any side of the frame is provided with a valve feeding mechanism corresponding to the pipe feeding mechanisms, the valve feeding mechanism comprises a unreeling disc of two unreeling flow stopping belts, guide rollers, side plates fixed on the frame, a flow dividing rod fixed on the side plates and capable of dividing the flow stopping belts on the two unreeling discs, two guide plates parallel and fixed on the side plates, first pressure stopping cylinders fixed on the side plates and oppositely arranged, pressure stopping blocks fixed at the telescopic ends of the first pressure stopping cylinders, a moving plate horizontally sliding arranged on the side plates under the drive of the driving cylinders, second pressure stopping cylinders oppositely arranged on the moving plate, pressure stopping blocks fixed at the telescopic ends of the second pressure stopping cylinders, a vacuum platform fixed on the moving plate, a horizontal sliding cylinder fixed on the frame, a telescopic cylinder fixed at the telescopic ends of the horizontal sliding cylinders, first movable scissors capable of cutting off the flow stopping belts, and a second hose assembly capable of transferring the flow stopping belts on the vacuum platform and sealing the connecting pipes, the expansion and contraction directions of the first leaning air cylinders are perpendicular to the guide plates, the expansion and contraction directions of the second leaning air cylinders are parallel to the expansion and contraction directions of the first leaning air cylinders, the axes of the feeding roll shafts of the extending directions of the guide plates are perpendicular, the upper end face and the lower end face of the vacuum platform are both first vacuum adsorption surfaces, the vacuum platform is positioned between the two guide plates when the moving plate does not move, after leaning pressing blocks on the second leaning air cylinders lean against corresponding flow stopping belts, the leaning pressing blocks on the first leaning air cylinders are separated from the corresponding flow stopping belts, the pressing blocks on the second pressing cylinders transfer the flow stopping belts to the vacuum platform through driving of the driving cylinders to the moving plates, the first pneumatic scissors take sections of the flow stopping belts through driving of the telescopic cylinders, and the second transfer assembly transfers the flow stopping belts after taking the sections to the hose on the pipe taking rod and forms a flow stopping valve after being thermally sealed with the hose.

5. The drainage bag sample preparation and molding line of claim 4, wherein: the second transfer assembly comprises a movable support, two translation cylinders, a first upper cylinder, a first lower cylinder, an upper control block and a lower control block, wherein the movable support is horizontally arranged on a side plate in a sliding mode under the driving of a driving cylinder, the translation cylinders are fixed on the movable support in a corresponding mode, the first upper cylinder and the first lower cylinder are fixed on the translation cylinders, the upper control block is fixed at the telescopic end of the first upper cylinder, the lower control block is fixed at the telescopic end of the first lower cylinder, the telescopic direction of each translation cylinder is perpendicular to the side plate, the telescopic direction of the first upper cylinder and the telescopic direction of the first lower cylinder are identical to the telescopic direction of the first pressing cylinder, vacuum adsorption parts and heat sealing parts are arranged on opposite surfaces of the upper control block and the lower control block, the upper control block and the lower control block are used for transferring a flow stopping belt on a vacuum platform to a hose through the driving of the driving cylinder to the movable support synchronously, and the flow stopping belt and the hose are used for heat sealing and fixing the flow stopping valve and an upper membrane and a lower membrane through the driving of the rotating motor and the heat sealing treatment of the first heat sealing assembly after the flow stopping valve is formed.

6. The drainage bag sample preparation and molding line of claim 5, wherein: the unreeling mechanism comprises an unreeling motor fixed on a frame, an unreeling roll shaft which is arranged on the frame in a rotating mode under the driving of the unreeling motor, a plurality of guide roll shafts which are fixedly arranged on the frame, a first lifting cylinder which is fixed on the frame, an adjusting roll shaft which is arranged on the frame in a lifting mode under the driving of the first lifting cylinder, a membrane separating plate which is fixed on the frame, and an upper supporting plate and a lower supporting plate which are fixed on the frame and can respectively support an upper membrane and a lower membrane, wherein the unreeling roll shaft simultaneously unreels the upper membrane and the lower membrane through the driving of the unreeling motor and sequentially bypasses the guide roll shafts and the adjusting roll shafts, and after the upper membrane after unreeling is supported through the upper supporting plate and the lower membrane through the lower supporting plate, a mounting gap which can be used for a connecting rod and a hose or a stop valve on the connecting rod to stretch in is formed between the upper membrane and the lower membrane.

7. The drainage bag sample preparation and molding line of claim 6, wherein: the heat sealing mechanism comprises a heat sealing platform fixed on the frame, a hydraulic cylinder fixed on the frame and a heat sealing template fixed at the telescopic end of the hydraulic cylinder, and the heat sealing template is used for conducting heat sealing and pressing on the upper film and the lower film on the heat sealing platform through the driving of the hydraulic cylinder, and a drainage bag is formed.

8. The drainage bag sample preparation and molding line of claim 7, wherein: the cap assembling mechanism comprises a second vibration disc fixed on the frame, a second discharging pipe matched with the second vibration disc, a cap assembling support fixed on the frame, a cap assembling cylinder fixed on the cap assembling support, a bearing block fixed at the telescopic end of the cap assembling cylinder, a bearing hole arranged on the bearing block and capable of bearing the cap in the second discharging pipe, a positioning cylinder fixed on the frame and a mounting push rod fixed at the telescopic end of the positioning cylinder.

9. The drainage bag sample preparation and molding line of claim 8, wherein: the belt loading mechanism comprises a pipe feeding component capable of feeding and cutting a hose and a belt loading component capable of bending and heat-sealing the cut hose, the pipe feeding component comprises a pipe feeding cylinder fixed on a frame, a first pneumatic finger fixed on the telescopic end of the pipe feeding cylinder and capable of clamping the hose, a side cylinder fixed on the frame, a second pneumatic finger sliding and arranged on the frame under the driving of the side cylinder, and a second pneumatic scissors fixed on the frame and capable of cutting the hose, the sliding directions of the first pneumatic finger and the second pneumatic finger are perpendicular to the axis of a feeding roller shaft, the first pneumatic finger feeds the hose under the driving of pipe feeding pneumatic and releases after the second pneumatic finger is clamped, the second pneumatic finger pulls out the hose through the driving of the side air cylinder, the belt assembly comprises a top air cylinder fixed on the frame, a top sliding block arranged on the frame in a sliding way under the driving of the top air cylinder, a top lifting air cylinder fixed on the top sliding block, two rotating motors fixed on the top lifting air cylinder, rotating blocks fixed at the output ends of the rotating motors, third pneumatic fingers fixed on the rotating blocks, a top hot-pressing air cylinder fixed on the top sliding block and a top hot-pressing block fixed at the telescopic end of the top hot-pressing air cylinder, the frame is also provided with a bottom hot-pressing air cylinder and a bottom hot-pressing block fixed at the telescopic end of the bottom hot-pressing air cylinder, each third pneumatic finger clamps the hose through the driving of the top air cylinder to the top sliding block and the driving of the top lifting air cylinder, the second pneumatic scissors clip the hose after each third pneumatic finger clips the hose, each third pneumatic finger completes the hose through the driving of each rotating cylinder after the hose is clipped, each third pneumatic finger transfers the hose after bending to the top hot pressing block and the drainage bag through the driving of the top cylinder to the top sliding block and the driving of the top lifting cylinder to the rotating motor, and the top hot pressing block fixes the bent hose on the drainage bag through the driving of the top lifting cylinder and the cooperation of the top hot pressing block to form a hanging belt.

10. The drainage bag sample forming line of claim 9, wherein: the cutting mechanism comprises a cutting cylinder fixed on the frame and a cutting knife arranged on the frame in a sliding manner under the driving of the cutting cylinder, and the cutting knife cuts the sealed drainage bag into individual bodies through the driving of the cutting cylinder.