阅读说明：本技术 一种自动薄膜封切包装机 (Automatic film sealing and cutting packaging machine ) 是由 胡倩倩 陈振 于 2021-08-31 设计创作，主要内容包括：本发明属于包装机技术领域,具体的说是一种自动薄膜封切包装机,包括工作台和控制器；工作台底部固连有气缸,气缸的活塞杆顶部固连接有切刀；所述工作台在切刀下方固连有承载板,工作台顶部在承载板的一侧固定安装有传送带；所述切刀下方两侧均设有防护板,防护板与工作台固连,防护板在靠近切刀的一侧固连有刮板,防护板与刮板之间固连有弹簧；现有技术中,切刀在使用一段时间后会粘有熔融的薄膜碎屑,导致薄膜不完全切断,使得封口撕开或者薄膜无法正常进料,影响保证效果和效率；而本发明中,通过设置刮板,便于对切刀上的薄膜碎屑进行清理,从而保证切刀的正常工作,保证包装的效果和效率。(The invention belongs to the technical field of packaging machines, and particularly relates to an automatic film sealing and cutting packaging machine which comprises a workbench and a controller; the bottom of the workbench is fixedly connected with an air cylinder, and the top of a piston rod of the air cylinder is fixedly connected with a cutter; the working table is fixedly connected with a bearing plate below the cutter, and a conveying belt is fixedly arranged at the top of the working table on one side of the bearing plate; protection plates are arranged on two sides below the cutting knife and fixedly connected with the workbench, a scraper is fixedly connected to one side of each protection plate close to the cutting knife, and a spring is fixedly connected between each protection plate and the corresponding scraper; in the prior art, after the cutter is used for a period of time, molten film scraps can be adhered to the cutter, so that the film is not completely cut off, a seal is torn, or the film cannot be fed normally, and the guarantee effect and efficiency are influenced; in the invention, the scraper is arranged, so that the film scraps on the cutter can be conveniently cleaned, the normal work of the cutter is ensured, and the packaging effect and efficiency are ensured.)

1. An automatic film sealing and cutting packaging machine comprises a workbench (1) and a controller; the bottom of the workbench (1) is fixedly connected with an air cylinder (11), and the top of a piston rod of the air cylinder (11) is fixedly connected with a cutter (2); the working table (1) is fixedly connected with a bearing plate (3) below the cutter (2), and a conveyor belt (12) is fixedly arranged at one side of the bearing plate (3) at the top of the working table (1); the method is characterized in that: two sides below the cutter (2) are respectively provided with a protective plate (4), the protective plates (4) are fixedly connected with the workbench (1), one side of each protective plate (4) close to the cutter (2) is fixedly connected with a scraper (5), and a spring (41) is fixedly connected between each protective plate (4) and each scraper (5); the scraper (5) is parallel to the cutting edge of the cutter (2), one side of the scraper (5) close to the cutter (2) is fixedly connected with a rib (51), the rib (51) is uniformly arranged on the inclined surface of the scraper (5), and the rib (51) inclines upwards; the scraper (5) is provided with a dust collecting opening (52) between the ribs (51), and a dust collecting chamber (53) is arranged in the scraper (5); the controller is used for adjusting the operation of the automatic film sealing and cutting packaging machine.

2. An automatic film sealing and cutting machine as claimed in claim 1, wherein: the top of the workbench (1) is fixedly connected with an air bag (6), and the top of the air bag (6) is fixedly connected with a piston rod of the air cylinder (11); an air suction pipe (54) is arranged in the dust collection chamber (53), an air hole is formed in the air suction pipe (54), and the other end of the air suction pipe (54) is communicated with the outside of the dust collection chamber (53); the air outlet of the air bag (6) is communicated with the outer end of the air suction pipe (54) through a pipeline and is communicated with the outside of the dust collection chamber (53).

3. An automatic film sealing and cutting machine as claimed in claim 1, wherein: a pressing plate (55) is arranged at the bottom of the scraper (5) in a sliding manner, the bottom of the pressing plate (55) is obliquely arranged, a rubber pad (56) is fixedly connected to the bottom of the pressing plate (55), and anti-skid grains are arranged at the bottom of the rubber pad (56); the pressing plate (55) is in electromagnetic connection with the cutter (2).

4. An automatic film sealing and cutting machine as claimed in claim 1, wherein: a groove (31) is formed in the top of the bearing plate (3), a screen plate (32) is hinged to the side wall of the groove (31), and a coil spring is arranged at the hinged position of the groove (31) and the screen plate (32).

5. An automatic film sealing and cutting machine as claimed in claim 2, wherein: a dust collecting cavity (33) is formed in the bearing plate (3), the bottom of the dust collecting cavity (33) is fixedly connected with a suction nozzle (34), and the suction nozzle (34) is communicated with an air inlet of the air bag (6) through a pipeline; the bottom of the groove (31) is provided with a through hole (35), and the through hole (35) is communicated with the dust collection cavity (33).

6. An automatic film sealing and cutting machine as claimed in claim 5, wherein: one end of the bearing plate (3) is provided with a scrap box (7), and the scrap box (7) is communicated with the dust collection cavity (33); the other end of the dust collection cavity (33) is communicated with an exhaust port of the air bag (6).

Technical Field

The invention belongs to the technical field of packaging machines, and particularly relates to an automatic film sealing and cutting packaging machine.

Background

The automatic film sealing and cutting packaging machine is mainly applied to the flow operation of batch production and packaging of products such as pharmacy, food, beverage, stationery, printed matters, cosmetics, gifts, electronic products, toys and the like. Most of the existing automatic film sealing and cutting packaging machines have some defects, which influence the automatic production thereof.

For example, a chinese patent with application number CN201610446444.7 discloses a full-automatic film sealing and cutting packaging machine, which comprises a main frame, a film feeding mechanism fixed on the main frame, and a conveying platform provided with an input end and an output end and disposed on the main frame, wherein the conveying platform is provided with a traction side sealing mechanism and a longitudinal sealing mechanism, and the longitudinal sealing mechanism is located on one side of the traction side sealing mechanism facing the output end.

In this scheme, full-automatic film seals cuts packagine machine and has the film and is difficult for tearing, seals and cuts characteristics of high quality, but does not consider can be stained with the clastic problem of molten film on using a period back cutter, and these film fragments can influence the effect of cutting off in cutting edge department, lead to the film to incompletely cut off, and the clastic easy film bonding of film at blade edge for seal is torn or the unable normal feeding of film, and the influence is guaranteed effect and efficiency.

In view of this, the present invention provides an automatic film sealing and cutting packaging machine, which solves the above technical problems.

Disclosure of Invention

In order to solve the defects of the prior art, the invention provides an automatic film sealing and cutting packaging machine; through setting up the scraper blade, be convenient for clear up the film piece on the cutter to guarantee the normal work of cutter, guarantee the effect and the efficiency of packing, solved and to glue on the cutter fused film piece, lead to the film incomplete cutting, the easy film bonding of film piece at blade edge makes to seal and tears or the unable normal feeding of film problem.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to an automatic film sealing and cutting packaging machine, which comprises a workbench and a controller; the bottom of the workbench is fixedly connected with an air cylinder, and the top of a piston rod of the air cylinder is fixedly connected with a cutter; the working table is fixedly connected with a bearing plate below the cutter, and a conveying belt is fixedly arranged at the top of the working table on one side of the bearing plate; protection plates are arranged on two sides below the cutting knife and fixedly connected with the workbench, a scraper is fixedly connected to one side of each protection plate close to the cutting knife, and a spring is fixedly connected between each protection plate and the corresponding scraper; the scraper is parallel to the cutting edge of the cutter, one side of the scraper, which is close to the cutter, is fixedly connected with a convex edge, the convex edge is uniformly arranged on the inclined surface of the scraper, and the convex edge is inclined upwards; the scraper is provided with a dust collecting opening between the convex edges, and a dust collecting chamber is arranged in the scraper; the controller is used for adjusting the operation of the automatic film sealing and cutting packaging machine;

in the prior art, an automatic film sealing and cutting packaging machine needs to cut off and seal a film in the processing process, a cutter needs to be heated in the using process to melt and seal the film at the cut part, molten film fragments can be adhered to the cutter after the cutter is used for a period of time, the film fragments can influence the cutting effect at the edge of the cutter, so that the film is not completely cut off, the film fragments at the edge of the cutter are easy to adhere to the film, the seal is torn, or the film cannot be normally fed, and the guarantee effect and efficiency are influenced;

in the invention, by arranging the scraper, when the film sealing and cutting package is carried out, the controller controls the piston rod of the cylinder at the bottom of the workbench to contract, the cutter moves downwards, the cutter is contacted with the convex edge on the scraper in the downward moving process, the spring is compressed by the scraper to approach one side of the protection plate along with the downward movement of the cutter, the convex edge is attached to the surface of the cutter, the convex edge scrapes off film scraps at the cutting edge of the cutter, the film scraps slide to the dust collection opening through the inclined surface of the convex edge and fall into the dust collection chamber from the dust collection opening, the film scraps in the dust collection chamber are periodically cleaned, the cutter continues to move downwards to be contacted with the film, the cutter continues to move downwards to press the film onto the bearing plate, the cutter cuts off the film and carries out heat seal on the cut-off position on the bearing plate, after the sealing and cutting is finished, the controller controls the piston rod of the cylinder to extend and reset, at the cutter moves upwards, the spring extends, and the controller controls the conveyor belt to operate, the packaged materials are transported to the next station, the next materials are continuously packaged, the scraper is arranged, film fragments on the cutter can be conveniently cleaned, normal work of the cutter is guaranteed, the packaging effect and efficiency are guaranteed, the ribs are convenient to scrape the fragments at the edge, the contact surface of the ribs with the cutter is small, heat conduction is not easy to conduct, and the protection plate effectively protects the safety of the cutter and personnel.

Preferably, the top of the workbench is fixedly connected with an air bag, and the top of the air bag is fixedly connected with a piston rod of the air cylinder; an air suction pipe is arranged in the dust collecting chamber, an air hole is formed in the air suction pipe, and the other end of the air suction pipe is communicated with the outside of the dust collecting chamber; the exhaust port of the air bag is communicated with the air suction pipe through a pipeline; the during operation, through setting up the gasbag, when sealing the film and cutting, the piston rod shrink of controller control cylinder, make the gasbag compressed, gas in the gasbag is discharged from the exhaust hole, gas in the gasbag leads to the breathing pipe, the gas velocity of flow in the breathing pipe accelerates, pressure reduces, form the negative pressure in gas pocket department, make and form the negative pressure in the dust collecting chamber, thereby inhale the dust collecting chamber with the film piece of dust collection mouth department scraped by the bead in, be convenient for collect the film piece, guarantee clean efficiency, and then guarantee the cleanliness factor of cutter, ensure that the cutter seals the effect of cutting.

Preferably, the bottom of the scraper is provided with a pressing plate in a sliding manner, the bottom of the pressing plate is obliquely arranged, the bottom of the pressing plate is fixedly connected with a rubber pad, and the bottom of the rubber pad is provided with anti-skidding textures; the pressing plate is electromagnetically connected with the cutter; during operation, through setting up the clamp plate, when sealing and cutting the film, the cutter moves down and contacts with the clamp plate, controller control cutter and clamp plate electromagnetism this moment are connected, the clamp plate moves down along with the cutter, when the cutter pressed the film to the loading board, the clamp plate compressed tightly the film on the loading board this moment, through setting up the rubber pad, make clamp plate and film flexible contact, avoid the clamp plate to crush the film, through setting up anti-skidding texture in the rubber pad bottom, increase the frictional force of clamp plate and film, the slope of clamp plate bottom, make the film of cutter both sides stretched tightly by the clamp plate and flatten, be convenient for the cutter to cut off and heat seal, the film that cuts off the back cutter both sides is drawn the separation, control film and cutter heat seal time, it makes the film bond on the cutter to avoid heat seal time overlength, and then guarantee the cleanliness factor of cutter, guarantee the packing effect.

Preferably, the top of the bearing plate is provided with a groove, the side wall of the groove is hinged with a screen plate, and a coil spring is arranged at the hinged position of the groove and the screen plate; the during operation, through setting up the otter board, when sealing and cutting the film, the cutter moves down makes the film pressed in the recess, the otter board in the recess is pressed in the recess by the film, torsional spring pressurized is turned round by the crimple this moment, when the film is cut off, the torsional spring kick-backs and resets and lifts up the film of cutter both sides, make and the cutter separation, further control the time of cutter and film contact, accelerate film and cutter separation after the disconnection, reduce the production of film piece, thereby reduce the melting of film piece and remain on the cutter, guarantee the normal heat seal effect that cuts off of cutter.

Preferably, a dust collecting cavity is formed in the bearing plate, the bottom of the dust collecting cavity is fixedly connected with a suction nozzle, and the suction nozzle is communicated with the air inlet of the air bag through a pipeline; the bottom of the groove is provided with a through hole which is communicated with the dust collection cavity; during operation, through setting up the dust collection chamber, after the film is cut off, the piston rod extension of controller control cylinder, the cutter shifts up, from making the gasbag reset, the gasbag is bled from the inlet port department, thereby bleed air suction nozzle department, make the inside negative pressure that forms of dust collection chamber, thereby make through-hole department form the negative pressure, adsorb the debris of groove department and collect in the dust collection chamber, reduce the filth and cause the pollution to the cutter, guarantee the cleanness of cutter and recess inside, guarantee to seal the effect of cutting the packing, and adsorb the film on the otter board, make film and cutter separation.

Preferably, one end of the bearing plate is provided with a waste chip box, and the waste chip box is communicated with the dust collection cavity; the other end of the dust collection cavity is communicated with an exhaust port of the air bag; during operation, through setting up the sweeps case, controller control cylinder piston rod shrink, the gasbag pressurized is carminative, and gas leads to the dust collection chamber respectively from the gas vent of gasbag, blows the sweeps case with dirty such as film piece in the dust collection chamber, regularly cleans the sweeps case, and the centralized processing of being convenient for collects dirty, makes things convenient for personnel's operation, improves personnel's clean efficiency to guarantee to seal the efficiency of cutting the packing.

The invention has the following beneficial effects:

1. according to the automatic film sealing and cutting packaging machine, the scraper is arranged, when the film sealing and cutting packaging is carried out, the piston rod of the air cylinder at the bottom of the workbench is controlled by the controller to contract, the cutter moves downwards, the cutter is in contact with the rib on the scraper in the moving-down process, the spring is compressed by the scraper to approach one side of the protection plate along with the moving-down of the cutter, the rib is attached to the surface of the cutter, film scraps at the cutting edge of the cutter are scraped by the rib, the film scraps slide to the dust collection port through the inclined surface of the rib and fall into the dust collection chamber from the dust collection port, and the film scraps on the cutter are convenient to clean, so that the normal work of the cutter is ensured, and the packaging effect and efficiency are ensured.

2. According to the automatic film sealing and cutting packaging machine, the pressing plate is arranged, when a film is sealed and cut, the cutter moves downwards to be in contact with the pressing plate, the controller controls the cutter to be in electromagnetic connection with the pressing plate, the pressing plate moves downwards along with the cutter, when the cutter presses the film onto the bearing plate, the pressing plate presses the film onto the bearing plate, the films on the two sides of the cutter are tightened and flattened by the pressing plate, the cutter is convenient to cut off and heat-seal, the films on the two sides of the cutter are separated in a pulling mode after the films are cut off, the heat-sealing time of the films and the cutter is controlled, the films are prevented from being bonded onto the cutter due to overlong heat-sealing time, the cleanliness of the cutter is further guaranteed, and the packaging effect is guaranteed.

Drawings

The invention will be further explained with reference to the drawings.

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a right side partial cross-sectional view of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1;

in the figure: 1. a work table; 11. a cylinder; 12. a conveyor belt; 2. a cutter; 3. a carrier plate; 31. a groove; 32. a screen plate; 33. a dust collection chamber; 34. a suction nozzle; 35. a through hole; 4. a protection plate; 41. a spring; 5. a squeegee; 51. a rib; 52. a dust collection port; 53. a dust collecting chamber; 54. an air intake duct; 55. pressing a plate; 56. a rubber pad; 6. an air bag; 7. a scrap box.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 3, an automatic film sealing and cutting packaging machine according to the present invention includes a table 1 and a controller; the bottom of the workbench 1 is fixedly connected with a cylinder 11, and the top of a piston rod of the cylinder 11 is fixedly connected with a cutter 2; the working table 1 is fixedly connected with a bearing plate 3 below the cutter 2, and a conveyor belt 12 is fixedly arranged at the top of the working table 1 on one side of the bearing plate 3; two sides below the cutter 2 are respectively provided with a protection plate 4, the protection plates 4 are fixedly connected with the workbench 1, one side of each protection plate 4 close to the cutter 2 is fixedly connected with a scraper 5, and a spring 41 is fixedly connected between each protection plate 4 and each scraper 5; the scraper 5 is parallel to the cutting edge of the cutter 2, one side of the scraper 5 close to the cutter 2 is fixedly connected with a rib 51, the rib 51 is uniformly arranged on the inclined surface of the scraper 5, and the rib 51 inclines upwards; the scraper 5 is provided with a dust collecting port 52 between the ribs 51, and a dust collecting chamber 53 is arranged inside the scraper 5; the controller is used for adjusting the operation of the automatic film sealing and cutting packaging machine;

in the prior art, an automatic film sealing and cutting packaging machine needs to cut off and seal a film in the processing process, a cutter 2 needs to be heated in the using process to melt and seal the film at the cut-off position, molten film scraps can be adhered to the cutter 2 after the cutter 2 is used for a period of time, the film scraps can influence the cutting-off effect at the cutting edge of the cutter 2, so that the film is not completely cut off, the film scraps at the edge of the cutting edge are easy to adhere to the film, the seal is torn, or the film cannot be normally fed, and the guarantee effect and efficiency are influenced;

in the invention, by arranging the scraper 5, when sealing and cutting the film and packaging, the controller controls the piston rod of the cylinder 11 at the bottom of the workbench 1 to contract, the cutter 2 moves downwards, the cutter 2 contacts with the rib 51 on the scraper 5 in the downward moving process, the spring 41 is compressed by the scraper 5 to approach one side of the protection plate 4 along with the downward movement of the cutter 2, the rib 51 is attached to the surface of the cutter 2, the rib 51 scrapes off the film scraps at the cutting edge of the cutter 2, the film scraps slide to the dust collection port 52 through the inclined surface of the rib 51 and fall into the dust collection chamber 53 from the dust collection port 52, the film scraps in the dust collection chamber 53 are periodically cleaned, the cutter 2 continuously moves downwards to contact with the film, the cutter 2 continuously moves downwards to press the film onto the bearing plate 3, the cutter 2 cuts the film and thermally seals the cut part on the bearing plate 3, and after the sealing and cutting is finished, the controller controls the piston rod of the cylinder 11 to extend and reset, at the moment, the cutter 2 moves upwards, the spring 41 resets and extends, the controller controls the conveyor belt 12 to operate simultaneously, the packaged materials are transported to the next station, and the next materials are continuously packaged, in the invention, the scraper 5 is arranged, so that film fragments on the cutter 2 can be conveniently cleaned, the normal work of the cutter 2 is ensured, the packaging effect and efficiency are ensured, the ribs 51 are convenient for scraping the fragments at the edge, the contact surface with the cutter 2 is small, heat conduction is not easy to conduct, and the protection plate 4 is used for effectively protecting the safety of the cutter 2 and personnel.

As an embodiment of the invention, the top of the workbench 1 is fixedly connected with an air bag 6, and the top of the air bag 6 is fixedly connected with a piston rod of the air cylinder 11; an air suction pipe 54 is arranged in the dust collection chamber 53, an air hole is formed in the air suction pipe 54, and the other end of the air suction pipe 54 is led out of the dust collection chamber 53; the exhaust port of the air bag 6 is communicated with the outer end of the air suction pipe 54 through a pipeline and is communicated with the outside of the dust collection chamber 53; during operation, through setting up gasbag 6, when sealing the cutting to the film, the piston rod shrink of controller control cylinder 11, make gasbag 6 compressed, gas in the gasbag 6 is discharged from the exhaust hole, gas in the gasbag 6 leads to breathing pipe 54, the gas flow rate in breathing pipe 54 is accelerated, pressure reduces, form the negative pressure in gas pocket department, and then extract the air in the dust collecting chamber 53, and together carry to the external world, make the interior negative pressure that forms of dust collecting chamber 53, thereby inhale the film piece that is scraped by bead 51 in the dust collecting chamber 53 with dust collection mouth 52 department, be convenient for collect the film piece, guarantee clean efficiency, and then guarantee the cleanliness factor of cutter 2, guarantee cutter 2 seals the cutting effect.

As an embodiment of the invention, a pressing plate 55 is arranged at the bottom of the scraper 5 in a sliding manner, the bottom of the pressing plate 55 is arranged in an inclined manner, a rubber pad 56 is fixedly connected to the bottom of the pressing plate 55, and anti-skid grains are arranged at the bottom of the rubber pad 56; the pressure plate 55 is electromagnetically connected with the cutter 2; when the device works, the pressing plate 55 is arranged, when a film is sealed and cut, the cutter 2 moves downwards to contact with the pressing plate 55, the controller controls the cutter 2 to be electromagnetically connected with the pressing plate 55, the pressing plate 55 moves downwards along with the cutter 2, when the cutter 2 presses the film onto the bearing plate 3, the pressing plate 55 presses the film onto the bearing plate 3, by arranging the rubber pad 56, the pressing plate 55 is in flexible contact with the film, the pressing plate 55 is prevented from crushing the film, by arranging the anti-slip texture at the bottom of the rubber pad 56, the friction force between the pressure plate 55 and the film is increased, the bottom of the pressure plate 55 is inclined, the films on the two sides of the cutter 2 are tightened and flattened by the pressing plate 55, so that the cutter 2 is convenient to cut and thermally seal, the films on the two sides of the cutter 2 are pulled and separated after being cut, the thermal sealing time of the films and the cutter 2 is controlled, the film is prevented from being bonded on the cutter 2 due to overlong thermal sealing time, the cleanliness of the cutter 2 is guaranteed, and the packaging effect is guaranteed.

As an embodiment of the invention, the top of the bearing plate 3 is provided with a groove 31, the side wall of the groove 31 is hinged with a screen plate 32, and a coil spring is arranged at the hinged position of the groove 31 and the screen plate 32; the during operation, through setting up otter board 32, seal when cutting the film, cutter 2 moves down and makes the film impressed recess 31 in, otter board 32 in the recess 31 is pressed to recess 31 by the film, torsional spring pressurized is turned round by the crimple at this moment, when the film is cut off, the torsional spring kick-backs and resets and lifts up the film of cutter 2 both sides, make and the separation of cutter 2, further control the time of cutter 2 and film contact, accelerate film and the separation of cutter 2 after the disconnection, reduce the piece production of film, thereby reduce the piece melting of film and remain on cutter 2, guarantee the normal heat seal effect that cuts off of cutter 2.

As an embodiment of the invention, a dust collecting cavity 33 is arranged inside the bearing plate 3, the bottom of the dust collecting cavity 33 is fixedly connected with a suction nozzle 34, and the suction nozzle 34 is communicated with an air inlet of the air bag 6 through a pipeline; the bottom of the groove 31 is provided with a through hole 35, and the through hole 35 is communicated with the dust collection cavity 33; during operation, through setting up dust collecting cavity 33, the film cuts off the back, the piston rod extension of controller control cylinder 11, cutter 2 shifts up, from making gasbag 6 reset, gasbag 6 is bled from the air inlet, thereby bleed air to suction nozzle 34 department, make the inside negative pressure that forms of dust collecting cavity 33, thereby make through-hole 35 department form the negative pressure, adsorb the debris of recess 31 department and collect in dust collecting cavity 33, reduce the filth and cause the pollution to cutter 2, guarantee cutter 2 and the inside cleanness of recess 31, guarantee to seal the effect of cutting the packing, and adsorb the film on otter board 32, make film and cutter 2 separate.

As an embodiment of the invention, one end of the bearing plate 3 is provided with a waste chip box 7, and the waste chip box 7 is communicated with a dust collection cavity 33; the other end of the dust collection cavity 33 is communicated with the exhaust port of the air bag 6; during the operation, through setting up sweeps case 7, 11 piston rods of controller control cylinder shrink, 6 pressurized exhaust of gasbag, gaseous gas vent from gasbag 6 accesss to dust collection chamber 33, blows dirty matters such as film piece in the dust collection chamber 33 to sweeps case 7, regularly cleans sweeps case 7, and the centralized processing of being convenient for is collected dirty, makes things convenient for personnel's operation, improves personnel's clean efficiency to guarantee to seal the efficiency of cutting the packing.

The specific working process is as follows:

when the machine works, by arranging the scraper 5, when the film sealing and cutting package is carried out, the controller controls the piston rod of the cylinder 11 at the bottom of the workbench 1 to contract, the cutter 2 moves downwards, the cutter 2 is contacted with the rib 51 on the scraper 5 in the downward moving process, the spring 41 is compressed by the scraper 5 to approach one side of the protection plate 4 along with the downward movement of the cutter 2, the rib 51 is attached to the surface of the cutter 2, the rib 51 scrapes off film scraps at the cutting edge of the cutter 2, the film scraps slide to the dust collection port 52 through the inclined surface of the rib 51 and fall into the dust collection chamber 53 from the dust collection port 52, the film scraps in the dust collection chamber 53 are periodically cleaned, the cutter 2 continuously moves downwards to contact with the film, the cutter 2 continuously moves downwards to press the film onto the bearing plate 3, the cutter 2 cuts the film and carries out heat seal on the cut part, after the sealing and cutting is finished, the controller controls the piston rod of the cylinder 11 to extend and reset, at the moment, the cutter 2 moves upwards, the spring 41 resets and extends, the controller controls the conveyor belt 12 to operate at the same time, the packaged material is conveyed to the next station, and the next material is continuously packaged, in the invention, the scraper 5 is arranged to facilitate the cleaning of the film fragments on the cutter 2, the air bag 6 is arranged, when the film is sealed and cut, the controller controls the piston rod of the air cylinder 11 to contract, so that the air bag 6 is compressed, the gas in the air bag 6 is exhausted from the exhaust hole, the gas in the air bag 6 is led to the air suction pipe 54, the gas flow rate in the air suction pipe 54 is accelerated, the pressure is reduced, negative pressure is formed at the air hole, so that negative pressure is formed in the dust collection chamber 53, the film fragments scraped by the rib 51 at the dust collection opening 52 are sucked into the dust collection chamber 53, the film fragments are collected, when the film is sealed and cut through the pressure plate 55, the cutter 2 moves downwards to contact with the pressure plate 55, at this moment, the controller controls the cutter 2 to be electromagnetically connected with the pressing plate 55, the pressing plate 55 moves downwards along with the cutter 2, when the cutter 2 presses the film onto the bearing plate 3, the pressing plate 55 presses the film onto the bearing plate 3 at this moment, the rubber pad 56 is arranged, the pressing plate 55 is in flexible contact with the film, the film is prevented from being damaged by the pressing plate 55, the anti-skid texture is arranged at the bottom of the rubber pad 56, the friction force between the pressing plate 55 and the film is increased, the bottom of the pressing plate 55 is inclined, the films on two sides of the cutter 2 are tightly pressed and flattened by the pressing plate 55, the cutter 2 is convenient to cut off and heat seal, the films on two sides of the cutter 2 are separated in a tensile mode after being cut off, and the heat seal time of the film and the cutter 2 is controlled.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.