CN213893164U - Tensile membrane vacuum packaging machine - Google Patents

Abstract

The application relates to a stretch film vacuum packaging machine, which comprises a machine body, wherein a conveying mould track is arranged on the machine body, a lower film feeding device is arranged at one end of the machine body, an upper film feeding device is arranged in the middle of the machine body, a heat sealing device for bonding the upper film and the lower film is also arranged on the machine body, a film surface treatment device is arranged on the machine body, and the film surface treatment device is used for cleaning dust and impurities on the coating surface of the upper film; the body is also provided with a membrane surface disinfection device which is used for disinfecting the coating surface of the upper membrane. This application has the effect of improving the quality problem of material in vacuum packaging's in-process.

Description

Tensile membrane vacuum packaging machine

Technical Field

The application relates to the field of food packaging technology, in particular to a stretch film vacuum packaging machine.

Background

In the food packaging process, in order to keep food more durable, a vacuum packaging mode is often adopted, so that the food is applied to a vacuum packaging machine, and the food can be quickly and effectively vacuum-packaged; in Sichuan, the chafing dish is popular with people all over the country, so the hot sale of the chafing dish bottom material also makes it possible for people all over the country to eat authentic Sichuan chafing dish; therefore, the vacuum packaging technology enables the hotpot condiment to have a longer shelf life, and improves the sale range of the Sichuan hotpot condiment.

Chinese patent application publication No. CN104276307A discloses a full-automatic continuous stretching vacuum packaging machine, which comprises a machine body, wherein a conveying mold rail is arranged in the machine body, a plurality of placing grooves for placing products to be packaged are arranged on the conveying mold rail, one end of the machine body is provided with a lower film roller, a lower film tensioning roller and a lower film guiding roller, and a forming mold is arranged on the machine body at a position close to the lower film guiding roller; the machine body is provided with a heat sealing die at the middle position, one side of the machine body, which is positioned on the heat sealing die, is provided with a side frame, an upper film roller, an upper film guide roller and an upper film tensioning roller are arranged on the side frame, and the other end of the machine body is provided with a cutting knife. The working principle is as follows: firstly, sleeving a lower film raw material on a lower film roller, horizontally laying the lower film on a conveying mold rail of a machine body through a lower film tensioning roller and a lower film guide roller, and sinking the lower film passing through a forming mold into a placing groove for placing the raw material; then the material to be vacuum-coated is placed on the lower film surface of the corresponding placing groove, then the upper film raw material is sleeved on the upper film roller, and then the upper film is guided to the conveying die track through the upper film guide roller and the upper film tensioning roller. After the conveying die track is started, the upper film passes through the heat-sealing die and then covers the upper side of the lower film, so that the material is coated between the upper film and the lower film, the heat-sealing die is used for carrying out heat bonding and vacuumizing on the upper film and the lower film, and finally the whole body is cut into one vacuum packaging bag through the cutting knife.

To the correlation technique among the above-mentioned, utility model people think go up the membrane and the in-process that the membrane was walked around out down, the cladding surface of going up the membrane is very probably attached to some dust, impurity or also or bacterium, if in getting into the material with these things cladding together, leads to vacuum packaging's material to produce the quality problem very easily.

SUMMERY OF THE UTILITY MODEL

In order to improve the quality problem of materials in the process of vacuum packaging, the application provides a stretch film vacuum packaging machine.

The application provides a stretch film vacuum packaging machine adopts following technical scheme:

a stretch film vacuum packaging machine comprises a machine body, wherein a conveying die track is arranged on the machine body, a lower film feeding device is arranged at one end of the machine body, an upper film feeding device is arranged in the middle of the machine body, a heat sealing device for bonding the upper film and the lower film is further arranged on the machine body, a film surface treatment device is arranged on the machine body, and the film surface treatment device is used for cleaning dust and impurities on a coating surface of the upper film; the body is also provided with a membrane surface disinfection device which is used for disinfecting the coating surface of the upper membrane.

Through adopting above-mentioned technical scheme, go up the membrane when winding out from last membrane roller, directly clear up dust and impurity on the clad surface of last membrane through membrane face processing apparatus, it continues to move to go up the membrane this moment, the clad surface of membrane is disinfected to the rethread membrane face degassing unit, at this moment, the clad surface of going up the membrane has both cleared up impurity and dust, has disinfected again, thereby after forming the packing and getting into the material together the cladding, the dust, impurity and the bacterium of vacuum packaging's inside have been few, and then can improve the quality problems of material at vacuum packaging's in-process.

Optionally, the membrane surface treatment device includes a cleaning frame and an upper membrane adsorption mechanism, the upper membrane adsorption mechanism is installed on the cleaning frame, and the upper membrane adsorption mechanism is used for adsorbing dust and impurities on the surface of the coating surface of the upper membrane.

Through adopting above-mentioned technical scheme, through last membrane adsorption device on the clearance frame, can adsorb dust and impurity that are in the cladding face surface of last membrane to adsorb these dust and impurity on the cladding face of most follow the last membrane, reach the dust and the effect of impurity on the surface of the cladding face of membrane in the clearance.

Optionally, go up membrane adsorption device and include violently managing, rotation cleaning element, driving piece and inhale grey piece, violently install on the clearance frame, rotation cleaning element rotates and sets up on violently managing, rotation cleaning element is provided with a plurality ofly along the length direction of violently managing, inhale grey piece setting on the clearance frame and be used for adsorbing dust and the impurity that rotation cleaning element swept down, the driving piece is used for driving a plurality of rotations cleaning element and violently manages the rotation simultaneously.

By adopting the technical scheme, the dust suction part is started firstly, so that the dust suction part is ready for dust to be sucked, and then the driving part is started, so that the autorotation cleaning part starts autorotation on the transverse pipe; through the operation that the rotation cleaned the piece, can sweep dust and impurity that are located on the upper membrane clad surface, dust and impurity can be inhaled by inhaling the ash piece this moment for dust and impurity are difficult for floating at will, thereby reach the comparatively convenient effect of dust and impurity on clearance and the processing upper membrane clad surface.

Optionally, the driving part comprises a rotating motor and a rotating rod, the interior of the transverse pipe is hollow, the rotating motor is mounted at one end of the transverse pipe, the rotating rod is coaxially arranged on an output shaft of the rotating motor, and the rotating rod extends to the interior of the transverse pipe and is parallel to the transverse pipe; the rotation cleans the piece and includes rotation axis and brush hair roller, the rotation axis rotates and wears to establish on violently managing, the one end coaxial line that the rotation axis is located the violently intraductal is provided with driven bevel gear, the coaxial line is provided with the initiative bevel gear with driven bevel gear meshing on the dwang, the brush hair of brush hair roller is laminated with the clad surface of last membrane mutually.

By adopting the technical scheme, the rotating motor is started, so that the output shaft of the rotating motor starts to rotate, and the rotating rod can synchronously rotate along with the output shaft of the rotating motor; the driven bevel gear on the rotation shaft is meshed with the driving bevel gear on the rotation rod, so that the rotation shaft can start to rotate on the transverse pipe, and the brush rollers are driven to synchronously rotate; and because the brush hair on the brush hair roller is laminated with the clad surface of the upper film, the brush hair roller can clean most of the dust and impurities on the surface of the clad surface of the upper film in the rotating process, and further the effect of cleaning the dust and the impurities on the surface of the clad surface of the upper film is visual and convenient is achieved.

Optionally, the dust absorption piece includes suction fan, dust absorption pipe, play dirt pipe, suction hood and falls the dirt case, fall the dirt case and install on the clearance frame, the suction fan is installed and is kept away from the ground face side at the dust fall case, the suction opening end at the suction fan is installed to the dust absorption pipe, the one end that goes out the dirt pipe and the air outlet end intercommunication of suction fan, the other end and the dust fall case intercommunication, the suction hood is installed and is kept away from the one end of suction fan at the dust absorption pipe, the opening side of suction hood is towards the brush hair roller side.

Through adopting above-mentioned technical scheme, start the suction fan, the inlet scoop end of suction fan can produce wind-force this moment, and because the opening of suction hood is towards the brush hair roller side, most dust and impurity that the suction hood can guide to be cleaned down by the brush hair roller this moment enter into the suction fan in, again from the suction fan locate to enter into the dust fall incasement through going out the dirt pipe to reach the effect that prevents the raise dust to a certain extent.

Optionally, one end of the dust outlet pipe extends into the dust falling box after penetrating through a wall surface of the dust falling box far away from the ground, a first filter frame is horizontally arranged in the dust falling box under the pipe orifice of the dust outlet pipe, first filter cloth is arranged in the first filter frame, first ventilation spaces are reserved between two sides of the first filter frame and the side wall of the dust falling box, a second filter frame is horizontally arranged in the dust falling box under the first ventilation spaces, second filter cloth is arranged in the second filter frame, the two second filter frames are positioned on the same horizontal plane and have a second ventilation space therebetween, a third filter frame is horizontally arranged in the dust falling box under the second ventilation spaces, third filter cloth is arranged in the third filter frame, an air pressure balancing box is further arranged on the side wall of the dust falling box, and a communication hole is formed in the side wall of the dust falling box under the third filter frame, the dust falling box is communicated with the air pressure balance box through a communication hole, a guide hole is formed in the box wall of the air pressure balance box far away from the ground, and a water dripping component used for dripping water on first filter cloth in the dust falling box is arranged on the dust falling box.

By adopting the technical scheme, one end of the dust outlet pipe penetrates through the wall surface of the dust falling box far away from the ground and then extends into the dust falling box, so that dust and impurities can enter the dust falling box through the dust outlet pipe, the water dripping assembly is started at the moment, and water is dripped onto the first filter cloth to wet the first filter cloth; when entering the dust settling tank, dust and impurities firstly contact with the first filter cloth, most of the dust and impurities are left on the first filter cloth by the first filter cloth which is soaked by water, and then the water on the first filter cloth drops downwards and flows onto the second filter cloth and the third filter cloth to wet the second filter cloth and the third filter cloth; the second filter cloth and the third filter cloth can further adsorb part of impurities and dust which are not adsorbed by the first filter cloth, so that the dust settling effect is better; the arrangement of the air pressure balance box can keep normal air flow smooth in the dust falling box, so that the suction fan can normally generate suction force and bring dust and impurities into the dust falling box; that is, the air flow is discharged to the air from the first ventilation space, the second ventilation space, the communication hole, and the lead-out hole in this order.

Optionally, the subassembly that drips includes drip jar and burette, the drip jar is installed on the outer wall that the dust fall case is far away from ground, the burette intercommunication sets up the one side that is close to the dust fall case at the drip jar, the one end of burette passes and extends to the dust fall incasement behind the outer wall of dust fall case, the burette is located the nose end of dust fall incasement and just to the surface of first filter cloth.

Through adopting above-mentioned technical scheme, toward pouring into water in the drip tank, water can enter into the dust fall incasement from the drip pipe through the burette to reach the comparatively convenient effect of dripping.

Optionally, the membrane face degassing unit includes the pump body, sprays a and liquid storage pot, the pump body and liquid storage pot are all installed on the clearance frame, the intercommunication has the transfer line between the pump entry end of the pump body and the liquid storage pot, the liquid storage pot is equipped with food level antiseptic solution in, spray the piece and install the pump exit end at the pump body and be used for spraying food level antiseptic solution on the surface of the cladding face of upper membrance.

Through adopting above-mentioned technical scheme, at first put into food level antiseptic solution in the liquid storage tank, start the pump body after that, the food level antiseptic solution in the liquid storage tank is adsorbed to the pump body this moment to spout the cladding surface to last membrane from spraying a department, thereby can disinfect the last membrane cladding surface after clearance dust and impurity, reach and disinfect comparatively convenient effect to last membrane cladding surface.

Optionally, the spraying piece includes drain pipe, spray tube and sprinkler head, the spray tube is installed at the clearance frame, just the length direction of spray tube parallels with the length direction of violently managing, the one end of drain pipe is linked together with the spray tube, the other end communicates with the pump exit end of the pump body, the sprinkler head is provided with a plurality ofly along the length direction of spray tube, and a plurality of sprinkler heads all face towards the cladding face side of last membrane.

By adopting the technical scheme, after the food-grade disinfectant is pumped out of the pump body, the food-grade disinfectant firstly enters the liquid outlet pipe, then flows into the spraying pipe, and finally flows out of the spraying head; due to the fact that the plurality of spraying heads face the upper film coating surface, the food-grade disinfectant can cover the surface of the upper film coating surface widely, and the effect that the food-grade disinfectant is sprayed on the surface of the upper film coating surface fully is achieved.

Optionally, still be provided with the stoving subassembly on the clearance frame, the stoving subassembly includes air-blower and hot-blast case, air-blower and hot-blast case are all installed on the clearance frame, the air outlet end and the hot-blast case of air-blower are linked together through the ventilation pipe, install the heating wire on the inner wall of hot-blast case, install the battery of being connected with the heating wire electricity on the outer wall of hot-blast case, one side that hot-blast case is close to the upper membrane is provided with a plurality of blast pipes, and is a plurality of the tube mouth end of blast pipe is towards the cladding face of upper membrane.

Through adopting above-mentioned technical scheme, start the air-blower, the air-blower carries out wind-force in the hot-blast incasement this moment and sends into, and the heating wire after being connected with the battery electricity can generate heat, leads to the air in the hot-blast incasement to be heated, blows off from the blast pipe again through the air-blower, and the wind that blows off from the hot-blast incasement just is hot-blast, and these hot-blasts are dried to the part that has the food level antiseptic solution to spray after the surface of upper membrane clad surface, thereby reach the comparatively directly perceived and convenient effect of membrane clad surface in the stoving.

In summary, the present application includes at least one of the following beneficial technical effects:

when the upper film is wound out from the upper film roller, dust and impurities on the coating surface of the upper film are cleaned directly through the film surface treatment device, the upper film moves continuously at the moment, and the coating surface of the upper film is sterilized through the film surface sterilization device, so that the coating surface of the upper film is cleaned of the impurities and the dust and is sterilized, and after the upper film is formed and packaged together to coat the upper film into a material, the dust, the impurities and bacteria in the vacuum package are few, and the quality problem of the material in the vacuum packaging process can be improved;

one end of the dust outlet pipe penetrates through the wall surface of the dust falling box far away from the ground and then extends into the dust falling box, so that dust and impurities can enter the dust falling box through the dust outlet pipe, the water dripping assembly is started at the moment, and water is dripped onto the first filter cloth to moisten the first filter cloth; when entering the dust settling tank, dust and impurities firstly contact with the first filter cloth, most of the dust and impurities are left on the first filter cloth by the first filter cloth which is soaked by water, and then the water on the first filter cloth drops downwards and flows onto the second filter cloth and the third filter cloth to wet the second filter cloth and the third filter cloth; the second filter cloth and the third filter cloth can further adsorb part of impurities and dust which are not adsorbed by the first filter cloth, so that the dust settling effect is better; the arrangement of the air pressure balance box can keep normal air flow smooth in the dust falling box, so that the suction fan can normally generate suction force and bring dust and impurities into the dust falling box; namely, the air flow passes through the first ventilation space, the second ventilation space, the communication hole and the guide-out hole in sequence and is finally discharged into the air;

the air-blower is started, at the moment, the air-blower is conveyed into the hot air box by wind power, the heating wire electrically connected with the storage battery can generate heat, air in the hot air box is heated, the air is blown out from the blast pipe through the air-blower, the air blown out from the hot air box is hot air, and the hot air can be dried on the part sprayed with the disinfectant food grade after being blown to the surface of the upper film coating surface, so that the effect that the upper film coating surface is dried visually and conveniently is achieved.

Drawings

Fig. 1 is a schematic structural diagram of the present application.

FIG. 2 is a partial schematic view of the present application showing components on a cleaning rack.

FIG. 3 is a partial cross-sectional view of the present application showing components on the cleaning rack.

Fig. 4 is an enlarged view of a portion a in fig. 3.

Fig. 5 is a partial cross-sectional view of the present application showing the interior of the dust box.

Description of reference numerals: 1. a body; 11. a support pillar; 12. a transfer mold track; 121. a placement groove; 13. a side frame; 14. a film feeding guide roller; 2. a film feeding and entering device; 21. a film feeding roller; 22. a lower film tension roll; 23. a lower film guide roller; 3. a film feeding and entering device; 31. a film feeding roller; 32. an upper film guide roller; 33. a film feeding tension roller; 4. a heat sealing device; 5. a membrane surface treatment device; 51. cleaning the rack; 511. a drying assembly; 5111. a blower; 5112. a hot air box; 5113. an electric heating wire; 5224. a storage battery; 5225. a blast pipe; 52. a film feeding adsorption mechanism; 521. a transverse tube; 522. a self-rotating cleaning element; 5221. a rotation shaft; 5222. a brushing roller; 5223. a driven bevel gear; 523. a drive member; 5231. rotating the motor; 5232. rotating the rod; 5233. a drive bevel gear; 524. a dust sucking member; 5241. a suction fan; 5242. a dust collection pipe; 5243. a dust outlet pipe; 5244. a dust hood; 5245. a dust falling box; 52451. a communicating hole; 5246. an air pressure balance box; 52461. a lead-out hole; 6. a first filter frame; 61. a first filter cloth; 62. a first plenum space; 7. a second filter frame; 71. a second filter cloth; 72. a second vent space; 8. a third filter frame; 81. a third filter cloth; 9. a drip assembly; 91. a dripping tank; 92. a dropper; 10. a membrane surface sterilizing device; 101. a pump body; 102. a spraying member; 1021. a liquid outlet pipe; 1022. a spray tube; 1023. a sprinkler head; 103. a liquid storage tank; 104. an infusion tube.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses stretch film vacuum packaging machine. Referring to fig. 1, stretch film vacuum packaging machine includes organism 1, and the shape of organism 1 is a rectangular shape to a plurality of support columns 11 are installed to the lower extreme of organism 1, are used for supporting organism 1, and are provided with conveying mould track 12 on the organism 1, and conveying mould track 12 sets up along the length direction of organism 1, and a plurality of standing grooves 121 have been seted up on conveying mould track 12's surface, can supply the material to put into. One end of the machine body 1 is provided with a lower film feeding device 2, the middle part of the machine body 1 is provided with an upper film feeding device 3, and the machine body 1 is also provided with a film feeding heat sealing device 4 for bonding the upper film and the lower film.

As shown in fig. 1, the lower film feeding device 2 includes a lower film roller 21, a lower film tension roller 22 and a lower film guide roller 23, the lower film roller 21 is rotatably disposed on the machine body 1 at the upstream end of the transfer mold rail 12, and can wind the raw material of the lower film on the lower film roller 21, and the lower film tension roller 22 is rotatably disposed on the machine body 1 at a position close to the lower film roller 21; the lower film guide roller is rotatably disposed at an end of the body 1 at a position flush with the transfer mold rail 12 for guiding the lower film to the surface of the transfer mold rail 12.

As shown in fig. 1, the upper film feeding device 3 includes an upper film roller 31, an upper film guiding roller 32 and an upper film tensioning roller 33, a side frame 13 is mounted on a side wall of the machine body 1 near the middle position of the machine body 1, the upper film roller 31, the upper film guiding roller 32 and the upper film tensioning roller 33 are rotatably arranged on the side frame 13, and the upper film roller 31, the upper film guiding roller 32, the upper film tensioning roller 33, the lower film roller 21, the lower film guiding roller 23 and the lower film tensioning roller 22 are arranged in parallel; similarly, the upper film roll 31 is adapted to receive the raw film material, is stretched on the upper film stretching roll 33, and is guided to the surface of the transfer mold rail 12 by the upper film guide roll 32.

As shown in fig. 1, a film-feeding heat-sealing device 4 is further disposed at a central position of the machine body 1, and is used for guiding the upper film and the lower film thereto, and performing heat sealing to bond the upper film and the lower film together by heat; it should be noted here that an upper film guide roller 14 is also rotatably disposed on the machine body 1 at one side of the film-inserting heat-sealing device 4, and the upper film guide roller 14 is used for deflecting the upper film so that the upper film can pass through the upper film guide roller 14 to become horizontal, thereby being convenient for being attached to the surface of the lower film, and the material is wrapped between the upper film and the lower film. The detailed structure of the heat sealing device 4 is not described in detail in this application, and is well known to those skilled in the art.

As shown in fig. 1, the body 1 is provided with a film surface treatment device 5, and the film surface treatment device 5 is used for cleaning dust and impurities on the coating surface of the upper film; the membrane surface treatment device 5 comprises a cleaning frame 51 and an upper membrane adsorption mechanism 52, wherein the upper membrane adsorption mechanism 52 is installed on the cleaning frame 51, and the upper membrane adsorption mechanism 52 is used for adsorbing dust and impurities on the surface of the coating surface of the upper membrane; the cleaning frame 51 is mounted on the machine body 1 above the transfer mold rail 12 and is mounted on the machine body 1 at a position close to the film-feeding heat-sealing device 4.

As shown in fig. 2 and 3, the upper film adsorption mechanism 52 includes a horizontal pipe 521, a rotation cleaning member 522, a driving member 523, and an ash suction member 524, the horizontal pipe 521 is mounted on the cleaning frame 51, the rotation cleaning member 522 is rotatably disposed on the horizontal pipe 521, the rotation cleaning member 522 is disposed in a plurality along a longitudinal direction of the horizontal pipe 521, the ash suction member 524 is disposed on the cleaning frame 51 and adsorbs dust swept down by the rotation cleaning member 522, and the driving member 523 is used for driving the rotation cleaning members 522 to rotate on the horizontal pipe 521. Specifically, the inside of the horizontal pipe 521 is provided in a hollow manner, the length direction of the horizontal pipe 521 coincides with the length direction of the upper film guide roller 14, and the length of the horizontal pipe 521 is longer than the width of the upper film; the driving member 523 comprises a rotating motor 5231 and a rotating rod 5232, the rotating motor 5231 is installed at one end of the transverse pipe 521, the rotating rod 5232 is coaxially welded on an output shaft of the rotating motor 5231, and the rotating rod 5232 extends into the transverse pipe 521 and is parallel to the transverse pipe 521; referring to fig. 4, the rotation cleaning element 522 includes a rotation shaft 5221 and a bristle roller 5222, the rotation shaft 5221 is rotatably inserted into the horizontal pipe 521, that is, a rolling bearing is embedded in the wall of the horizontal pipe 521, an outer ring of the rolling bearing is in interference fit with the horizontal pipe 521, and the rotation shaft 5221 is in interference fit with an inner ring of the rolling bearing, so that the rotation shaft 5221 and the horizontal pipe 521 can be rotatably fitted. The longitudinal direction of the rotation shaft 5221 is perpendicular to the longitudinal direction of the horizontal pipe 521; a driven bevel gear 5223 is coaxially welded to one end of the rotating shaft 5221, which is positioned in the transverse pipe 521, a driving bevel gear 5233 meshed with the driven bevel gear 5223 is coaxially welded to the rotating rod 5232, and bristles of the bristle roller 5222 are attached to a coating surface of the upper film.

As shown in fig. 2, the dust suction member 524 includes a suction fan 5241, a dust suction pipe 5242, a dust outlet pipe 5243, a dust suction cover 5244 and a dust fall box 5245, the dust fall box 5245 is mounted on the cleaning frame 51, the suction fan 5241 is mounted on the far side of the dust fall box 5245, the dust suction pipe 5242 is mounted at the suction opening end of the suction fan 5241, one end of the dust outlet pipe 5243 is communicated with the air outlet end of the suction fan 5241, the other end is communicated with the dust fall box 5245, the dust suction cover 5244 is mounted at the end of the dust suction pipe 5242 far from the suction fan 5241, and the opening side of the dust suction cover 5244 faces the bristle roller 5222 side.

The suction fan 5241 is first activated so that the suction fan 5241 is ready to adsorb dust. Then, the rotating motor 5231 is started, so that the output shaft of the rotating motor 5231 starts to rotate, and at the moment, the rotating rod 5232 can rotate synchronously along with the output shaft of the rotating motor 5231; the driven bevel gear 5223 on the rotating shaft 5221 is engaged with the driving bevel gear 5233 on the rotating rod 5232, so that the rotating shaft 5221 starts to rotate on the horizontal pipe 521, thereby driving the bristle rollers 5222 to rotate synchronously; since the bristles of the bristle roll 5222 are attached to the surface of the upper film, the bristle roll 5222 will sweep most of the dust and impurities on the surface of the upper film during the rotation process. After most of the dust and impurities are cleaned, the air suction opening end of the suction fan 5241 generates wind power, and the opening of the dust hood 5244 faces the bristle roller 5222 side, so that most of the dust and impurities cleaned by the bristle roller 5222 can be guided into the suction fan 5241 by the dust hood 5244 and then enter the dust fall box 5245 from the suction fan 5241 through the dust outlet pipe 5243, and the effect of preventing dust from flying is achieved to a certain extent.

As shown in fig. 5, one end of the dust outlet pipe 5243 passes through the wall surface of the dust outlet tank 5245 away from the ground and then extends into the dust outlet tank 5245, a first filter frame 6 is horizontally installed in the dust outlet tank 5245 just below the pipe orifice of the dust outlet pipe 5243, a first filter cloth 61 is installed in the first filter frame 6, a first ventilation space 62 is left between both sides of the first filter frame 6 and the side wall of the dust outlet tank 5245, a second filter frame 7 is also horizontally installed in the dust outlet tank 5245 just below the first ventilation space 62, a second filter cloth 71 is installed in the second filter frame 7, two second filter frames 7 are located on the same horizontal plane and a second ventilation space 72 is left between the two second filter frames 7, a third filter frame 8 is horizontally arranged in the dust outlet tank 5245 just below the second ventilation space 72, a third filter cloth 81 is installed in the third filter frame 8, and an air pressure balance tank 5246 is also arranged on the side wall of the dust outlet tank 5245, a communication hole 52451 is formed in the side wall of the dust settling tank 5245 below the third filter frame 8, the dust settling tank 5245 is communicated with the air pressure balance tank 5246 through a communication hole 52451, a guide-out hole 52461 is formed in the wall, far away from the ground, of the air pressure balance tank 5246, and a water dripping assembly 9 for dripping water on the first filter cloth 61 in the dust settling tank 5245 is arranged on the dust settling tank 5245; in this embodiment, a plurality of overlapping strips are welded to the side wall of the dust settling tank 5245, and the positions of the overlapping strips are matched with the positions of the first filter frame 6, the second filter frame 7 and the third filter frame 8, that is, the first filter frame 6, the second filter frame 7 and the third filter frame 8 are placed on the side wall.

As shown in fig. 5, the dripping assembly 9 includes a dripping tank 91 and a dropper 92, the dripping tank 91 is installed on the outer wall of the dust settling tank 5245 far away from the ground, the dropper 92 is disposed on one side of the dripping tank 91 close to the dust settling tank 5245 in a communicating manner, one end of the dropper 92 passes through the outer wall of the dust settling tank 5245 and then extends into the dust settling tank 5245, and the end of the dropper 92 located in the dust settling tank 5245 faces the surface of the first filter cloth 61.

First, water is poured into the water dropping tank 91, and the water enters the dustfall tank 5245 from the water dropping pipe through the drip pipe 92 to wet the first filter cloth 61, and since the second filter cloth 71 and the third filter cloth 81 are both provided below the first filter cloth 61, excess water on the first filter cloth 61 sequentially drips on the surfaces of the second filter cloth 71 and the third filter cloth 81 to wet both the second filter cloth 71 and the third filter cloth 81. Since one end of the dust outlet pipe 5243 passes through the wall surface of the dustfall box 5245 away from the ground and then extends into the dustfall box 5245, dust and impurities enter the dustfall box 5245 through the dust outlet pipe 5243, the dust and impurities first contact the first filter cloth 61 when entering the dustfall box 5245, most of the dust and impurities are left on the first filter cloth 61 by the first filter cloth 61 wetted by water, and then the water on the first filter cloth 61 drips downward and flows onto the second filter cloth 71 and the third filter cloth 81 to wet both the second filter cloth 71 and the third filter cloth 81; the second filter cloth 71 and the third filter cloth 81 can further adsorb impurities and dust that are not partially adsorbed by the first filter cloth 61, and thus the dustfall effect is improved.

The arrangement of the air pressure balance box 5246 can keep normal air flow smooth in the dustfall box 5245, so that the suction fan 5241 can normally generate suction force and bring dust and impurities into the dustfall box 5245; that is, the air flow is discharged to the air from the first ventilating space 62, the second ventilating space 72, the communicating hole 52451 and the lead-out hole 52461 in sequence.

As shown in fig. 5, the body 1 is further provided with a film surface disinfecting apparatus 10, and the film surface disinfecting apparatus 10 is used for disinfecting the coated surface of the upper film. Specifically, the membrane surface disinfection device 10 comprises a pump body 101, a spraying piece 102 and a liquid storage tank 103, wherein the pump body 101 and the liquid storage tank 103 are both arranged on the cleaning frame 51, a liquid conveying pipe 104 is communicated between the pump inlet end of the pump body 101 and the liquid storage tank 103, and food-grade disinfectant is filled in the liquid storage tank 103. In this embodiment, the food grade disinfection solution adopts DCW hypochlorous acid solution, is prepared by taking salt and water as raw materials, and is clean in sterilization and free of residue, and even if the food grade disinfection solution is mistakenly eaten by the stock solution, the stock solution cannot be influenced, and no residue exists after the food grade disinfection solution is sterilized. The spraying piece 102 is arranged at the outlet end of the pump body 101 and is used for spraying food-grade disinfectant on the surface of the coating surface of the upper film; and the pump body 101 in this embodiment may be one of a centrifugal pump, a reciprocating pump, or a mixed flow pump.

As shown in fig. 2 and 5, the spraying member 102 includes a liquid outlet tube 1021, a spraying tube 1022 and spraying heads 1023, the spraying tube 1022 is mounted on the cleaning frame 51, the length direction of the spraying tube 1022 is parallel to the length direction of the horizontal tube 521, one end of the liquid outlet tube 1021 is communicated with the spraying tube 1022, the other end is communicated with the pump outlet end of the pump body 101, the spraying heads 1023 are arranged in a plurality along the length direction of the spraying tube 1022, and the plurality of spraying heads 1023 face the coating surface side of the upper film.

Firstly, food-grade disinfectant is put into the liquid storage tank 103, then the pump body 101 is started, at the moment, the food-grade disinfectant in the liquid storage tank 103 is adsorbed by the pump body 101, the food-grade disinfectant is pumped into the liquid outlet pipe 1021 from the outlet end of the pump body 101 and then flows into the spray pipe 1022, and finally the spray head is arranged at the position of the spray head 1023; due to the fact that the plurality of spraying heads 1023 are arranged and the spraying heads 1023 face the upper film covering face, the food-grade disinfectant can be widely covered on the surface of the upper film covering face, and therefore the effect that the food-grade disinfectant is sufficiently sprayed on the surface of the upper film covering face is achieved.

As shown in fig. 2 and 3, the cleaning frame 51 is further provided with a drying assembly 511, the drying assembly 511 includes a blower 5111 and a hot air box 5112, the blower 5111 and the hot air box 5112 are both mounted on the cleaning frame 51, an air outlet end of the blower 5111 is communicated with the hot air box 5112 through a ventilation pipe, an electric heating wire 5113 is mounted on an inner wall of the hot air box 5112, and a storage battery 5224 electrically connected with the electric heating wire 5113 is mounted on an outer wall of the hot air box 5112. A plurality of blast pipes 5225 are welded on one side of the hot air box 5112 close to the upper film, the interior of each blast pipe 5225 is hollow, two ends of each blast pipe 5225 are opened, one end of each blast pipe 5225 is communicated with the interior of the hot air box 5112, and the pipe orifice ends of the other ends of the plurality of blast pipes 5225 face the coating surface of the upper film.

The blower 5111 is started, at this time, the blower 5111 sends wind into the hot air box 5112, the heating wire 5113 electrically connected with the storage battery 5224 generates heat, so that the air in the hot air box 5112 is heated, the air is blown out from the blowing pipe 5225 through the blower 5111, the air blown out from the hot air box 5112 is hot air, and the hot air is blown to the surface of the upper film coating surface and then can dry the part sprayed with the food-grade disinfectant, so that the effect of intuitively and conveniently drying the upper film coating surface is achieved.

The implementation principle of the stretch film vacuum packaging machine in the embodiment of the application is as follows: when the upper film is wound out from the upper film roller 31, dust and impurities on the coated surface of the upper film are directly cleaned through the film surface treatment device 5, the upper film continues to move at the moment, the coated surface of the upper film is sterilized through the film surface sterilization device 10, and finally the coated surface of the upper film is dried through the drying component 511. At this time, the coating surface of the upper film not only cleans impurities and dust, but also is disinfected, so that after the formed package is coated into the material, the dust, impurities and bacteria in the vacuum package are few, and the quality problem of the material in the vacuum package process can be improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. The utility model provides a stretch film vacuum packaging machine, includes organism (1), be provided with conveying die track (12) on organism (1), the one end of organism (1) is provided with down the membrane and goes into membrane device (2), the middle part of organism (1) sets up the membrane and goes into membrane device (3), still be provided with on organism (1) and go up membrane and carry out adhesive sealing device (4), its characterized in that with lower membrane: the machine body (1) is provided with a membrane surface treatment device (5), and the membrane surface treatment device (5) is used for cleaning dust and impurities on the coated surface of the upper membrane; the machine body (1) is also provided with a membrane surface disinfection device (10), and the membrane surface disinfection device (10) is used for disinfecting the coating surface of the upper membrane.

2. The stretch film vacuum packaging machine according to claim 1, wherein: the membrane surface treatment device (5) comprises a cleaning frame (51) and an upper membrane adsorption mechanism (52), wherein the upper membrane adsorption mechanism (52) is installed on the cleaning frame (51), and the upper membrane adsorption mechanism (52) is used for adsorbing dust and impurities on the surface of a coating surface of an upper membrane.

3. The stretch film vacuum packaging machine according to claim 2, wherein: go up membrane adsorption apparatus structure (52) including violently pipe (521), rotation cleaning member (522), driving piece (523) and inhale grey spare (524), violently pipe (521) are installed on clearance frame (51), rotation cleaning member (522) rotate and set up on violently pipe (521), rotation cleaning member (522) are provided with a plurality ofly along the length direction of violently pipe (521), inhale grey spare (524) set up on clearance frame (51) and be used for adsorbing dust and the impurity that rotation cleaning member (522) was swept down, driving piece (523) are used for driving a plurality of rotation cleaning member (522) and rotate on violently pipe (521) simultaneously.

4. The stretch film vacuum packaging machine according to claim 3, wherein: the driving part (523) comprises a rotating motor (5231) and a rotating rod (5232), the interior of the transverse pipe (521) is arranged in a hollow mode, the rotating motor (5231) is installed at one end of the transverse pipe (521), the rotating rod (5232) is coaxially arranged on an output shaft of the rotating motor (5231), and the rotating rod (5232) extends to the interior of the transverse pipe (521) and is parallel to the transverse pipe (521); rotation cleaning member (522) include rotation axis (5221) and brush hair roller (5222), rotation axis (5221) rotate and wear to establish on violently pipe (521), rotation axis (5221) are located the one end coaxial line of violently pipe (521) and are provided with driven bevel gear (5223), coaxial line is provided with drive bevel gear (5233) with driven bevel gear (5223) meshing on dwang (5232), the brush hair of brush hair roller (5222) is laminated with the clad surface of last membrane mutually.

5. The stretch film vacuum packaging machine according to claim 3, wherein: the dust suction part (524) comprises a suction fan (5241), a dust suction pipe (5242), a dust outlet pipe (5243), a dust suction cover (5244) and a dust falling box (5245), the dust falling box (5245) is installed on a cleaning frame (51), the suction fan (5241) is installed on the far ground side of the dust falling box (5245), the suction opening end of the suction fan (5241) is installed at the dust suction pipe (5242), one end of the dust outlet pipe (5243) is communicated with the air outlet end of the suction fan (5241), the other end of the dust outlet pipe is communicated with the dust falling box (5245), the dust suction cover (5244) is installed at one end, far away from the suction fan (5241), of the dust suction pipe (5242), and the opening side of the dust suction cover (5244) faces the side of the brush hair roller (5222).

6. The stretch film vacuum packaging machine according to claim 5, wherein: the one end of the dust outlet pipe (5243) passes through the dust falling box (5245) and extends to the dust falling box (5245) after being far away from the wall surface of the ground, a first filter frame (6) is horizontally arranged under the pipe opening of the dust outlet pipe (5243) in the dust falling box (5245), a first filter cloth (61) is arranged inside the first filter frame (6), a first ventilation space (62) is reserved between the two sides of the first filter frame (6) and the side wall of the dust falling box (5245), a second filter frame (7) is horizontally arranged under the first ventilation space (62) in the dust falling box (5245), a second filter cloth (71) is arranged inside the second filter frame (7), two second filter frames (7) are arranged on the same horizontal plane and a second ventilation space (72) is reserved between the second filter frames, and a third filter frame (8) is horizontally arranged under the second ventilation space (72) in the dust falling box (5245), install third filter cloth (81) in third filter frame (8), still be provided with atmospheric pressure balance box (5246) on the lateral wall of dust reduction case (5245), intercommunication hole (52451) have been seted up on the lateral wall that dust reduction case (5245) are located third filter frame (8) below, dust reduction case (5245) are linked together with atmospheric pressure balance box (5246) through intercommunication hole (52451), lead-out hole (52461) have been seted up on the tank wall that ground was kept away from in atmospheric pressure balance box (5246), be provided with on dust reduction case (5245) and be used for drippage drip on first filter cloth (61) in dust reduction case (5245) drip subassembly (9).

7. The stretch film vacuum packaging machine according to claim 6, wherein: drip subassembly (9) are including dripping water pitcher (91) and burette (92), drip water pitcher (91) is installed on dust box (5245) keep away from the outer wall on ground, burette (92) intercommunication sets up in one side that drip water pitcher (91) is close to dust box (5245), the one end of burette (92) is passed and is extended to dust box (5245) behind the outer wall of dust box (5245), burette (92) are located dust box (5245) the nose end of pipe just to the surface of first filter cloth (61).

8. The stretch film vacuum packaging machine according to claim 1, wherein: membrane face degassing unit (10) include the pump body (101), spray piece (102) and liquid storage pot (103), the pump body (101) and liquid storage pot (103) are all installed on clearance frame (51), the intercommunication has transfer line (104) between the pump entry end of the pump body (101) and liquid storage pot (103), food level antiseptic solution is equipped with in liquid storage pot (103), spray piece (102) and install the pump exit end at the pump body (101) and be used for spraying the surface of the cladding face of upper membrance with food level antiseptic solution.

9. The stretch film vacuum packaging machine according to claim 8, wherein: spray piece (102) and include drain pipe (1021), spray pipe (1022) and sprinkler head (1023), install in clearance frame (51) spray pipe (1022), and the length direction of spray pipe (1022) is parallel with the length direction of violently managing (521), the one end of drain pipe (1021) is linked together with spray pipe (1022), and the other end communicates with the pump outlet end of pump body (101), sprinkler head (1023) are provided with a plurality ofly along the length direction of spray pipe (1022), and a plurality of sprinkler heads (1023) all face the cladding face side of last membrane.

10. The stretch film vacuum packaging machine according to claim 2, wherein: the cleaning frame (51) is further provided with a drying assembly (511), the drying assembly (511) comprises an air blower (5111) and a hot air box (5112), the air blower (5111) and the hot air box (5112) are both installed on the cleaning frame (51), the air outlet end of the air blower (5111) is communicated with the hot air box (5112) through a ventilation pipe, an electric heating wire (5113) is installed on the inner wall of the hot air box (5112), a storage battery (5224) electrically connected with the electric heating wire (5113) is installed on the outer wall of the hot air box (5112), one side of the hot air box (5112) close to the upper film is provided with a plurality of blast pipes (5225), and the pipe opening ends of the blast pipes (5225) face towards the coating surface of the upper film.

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