CN116513558A

CN116513558A - Continuous vacuum packaging machine

Info

Publication number: CN116513558A
Application number: CN202310585545.2A
Authority: CN
Inventors: 刘望; 温德鑫
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-05-23
Filing date: 2023-05-23
Publication date: 2023-08-01

Abstract

The invention discloses a continuous vacuum packaging machine, which relates to the technical field of vacuum packaging, and comprises a frame, a conveyor belt, a packaging bag and a vacuumizing system, wherein the conveyor belt is arranged at the top of the frame, supporting feet are arranged at the bottom of the frame, the conveyor belt is arranged in a standard runway shape, the packaging bag also comprises a bottom sheet and a top sheet which are used for packaging products after being bonded in a bidirectional manner, a plurality of supporting plates are arranged at the top of the conveyor belt at equal intervals, the supporting plates are arranged horizontally perpendicular to the conveyor belt, supporting columns used for connecting the conveyor belt are arranged at the axle center positions of the bottom of the supporting plates, and bearings are arranged between the supporting columns and the supporting plates. The invention adopts the mode of automatically placing the bottom sheet and the top sheet for on-site bag making, can use smaller sheets which accord with the surface area of the product as much as possible for packaging, is particularly suitable for vacuum packaging of some special-shaped products, and has strong universality.

Description

Continuous vacuum packaging machine

Technical Field

The invention relates to the technical field of vacuum packaging, in particular to a continuous vacuum packaging machine.

Background

The vacuum package is also called as decompression package, which is to draw out and seal the air in the packaging container to maintain the high decompression state in the bag, the air is rare to be equivalent to the hypoxia effect, so that the microorganism has no living condition, and the vacuum package is often used in the food industry, because the food can resist oxidation after the vacuum package, thereby achieving the purpose of long-term preservation, and the application of the vacuum package is that the vacuum package in the plastic bag, the aluminum foil package, the glassware, the plastic and the composite material package thereof are used, and the packaging material can be selected according to the type of the article.

The vacuum packaging machine is needed in the vacuum packaging process, the vacuum packaging machine can automatically extract air in the packaging bag, and the sealing process is finished after the preset vacuum degree is reached, and the vacuum packaging machine is mainly classified as follows in the prior art: stretching film type vacuum packaging machine, continuous vacuum packaging machine, external pumping type vacuum packaging machine, vertical cabinet type vacuum packaging machine, bag feeding type automatic vacuum packaging machine, etc.

The continuous vacuum packaging machine is also called a rolling type vacuum packaging machine or a full-automatic chain type vacuum packaging machine, the working principle of the continuous vacuum packaging machine is that the chain transmission is adopted, the automatic cover arrangement is carried out, the continuous output of products is realized, the whole machine adopts an inlet PLC programmable logic controller, a computer touch screen is operated, an operating system is fully sealed, the whole machine can be flushed by clean water, the products to be packaged are manually packaged and then are stacked on a conveyor belt for bag mouth arrangement in the working process, and the intermittent continuous vacuum packaging operation is realized by waiting for the conveyor belt to intermittently convey the products to a vacuum working area, so that the continuous vacuum packaging machine in the prior art is not really 'continuous', the efficiency of manual stacking and the time required for vacuumizing and sealing are greatly influenced, but the continuous vacuum packaging machine is small in size and simple in structure and is a preferred vacuum packaging device in the production process.

The continuous vacuum packaging in the true sense can be realized and the bag feeding type automatic vacuum packaging machine is used, the vacuum packaging machine can fully automatically realize the full-automatic production of taking bags, feeding bags, coding, bag supporting, bag blowing, feeding, metering, filling, vacuumizing, sealing, conveying and the like until finished products are finished, the whole production process is carried while processing, the production efficiency can be greatly improved, but the equipment has complex structure, higher production and use cost, and poor universality when coping with different volume sizes and different types of products.

Therefore, the applicant provides a continuous vacuum packaging machine which saves consumables, is universal, and is automatically produced continuously and efficiently.

Disclosure of Invention

The present invention is directed to a continuous vacuum packaging machine, which solves the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a continuous vacuum packaging machine, includes the frame, installs in conveyer belt, wrapping bag and the evacuation system at frame top, the bottom of frame is equipped with the supporting legs, the conveyer belt is standard runway shape and arranges, the wrapping bag is still including negative film and the top sheet that are used for packaging the product use after the two-way laminating, a plurality of supporting disk has been equidistant to the top of conveyer belt, supporting disk perpendicular to conveyer belt level arrangement, the axle center position department of supporting disk bottom is equipped with the support column that is used for connecting the conveyer belt and uses, and is equipped with the bearing between support column and the supporting disk.

And the two ends of the top of the frame are respectively provided with a first cover piece component and a second cover piece component which are used for taking and placing the bottom piece and the top piece, and the second cover piece component also comprises a heat sealing component.

The first cover piece assembly comprises a first rotary drum vertically arranged at one end of the top of the frame, the first rotary drum is coaxially arranged at the center of a circle formed by rotation of one end of the conveyor belt, a plurality of first turnover rods are hinged to the outer side of the first rotary drum in an annular array shape, one ends, far away from the hinge shafts, of the first turnover rods are connected with a piece taking head, and the piece taking head is matched with the supporting disc.

The second cover piece assembly comprises a second rotary drum which is vertically arranged at the other end of the top of the frame, the second rotary drum is coaxially arranged at the center of a circle formed by the rotation of the other end of the conveyor belt, a plurality of second overturning rods are hinged to the outer side of the second rotary drum in an annular array mode, electric telescopic rods I used for driving the second overturning rods and the first overturning rods to overturn are arranged on the outer sides of the second rotary drum and the first rotary drum, one ends of the second overturning rods, which are far away from the hinging shafts, are connected with packaging heads, the packaging heads further comprise a top cover, which is located at the top and is connected with the second overturning rods, and an extension sleeve, which is coaxially and slidably connected below the top cover, a vacuum working chamber is formed between the extension sleeve and the inner side of the top cover, a sealing groove is formed in the bottom of the extension sleeve, a vacuum exhaust pipe is connected between the top cover and a vacuumizing system, and the heat sealing assembly is installed on the inner side of the top cover in a lifting mode.

The inside bottom of getting the slice head and extending the cover all is equipped with the sucking disc, the sucking disc is used for film and top piece to pick up respectively and uses, get the inside cylinder that is used for compressing tightly the film that is equipped with of slice head, all be equipped with in the frame of rotary drum one and rotary drum two sides and supply the slice seat, rotary drum one and rotary drum two position supply the slice seat to be located respectively and get slice head and extending the rotation region of cover, film and top piece all range upon range of arranging in supply slice seat top, and install in the frame and be used for supplying the electric telescopic handle two that the slice seat goes up and down to use.

The automatic rotating device also comprises a rotating edge component for driving the supporting disc to rotate, the rotating edge component comprises first gear teeth which are arranged above the conveyor belt and are arranged at equal intervals along the circumferential direction of the conveyor belt, a driving belt is arranged on the rack at the two parts of the rotating drum, the driving belt is in annular belt-shaped arrangement connected end to end, a roller shaft which drives and guides the driving belt is arranged at the inner side of the driving belt, the transmission belt and the transmission belt rotate in the same direction and with differential speed.

The heat sealing assembly comprises a lifting motor arranged inside the top cover, the output end of the lifting motor is connected with a screw rod, a translation guide plate is sleeved outside the screw rod, a lifting slide rod penetrating through the translation guide plate is arranged outside the screw rod, a translation seat is sleeved outside the translation guide plate, a translation wheel is arranged in the translation seat, a translation motor used for driving the translation wheel to rotate positively and negatively is arranged in the translation seat, four gear teeth meshed with the translation wheel are arranged on the translation guide plate, a heat sealing working head is connected to the bottom of the translation seat, and the heat sealing working head is electrified and heated for heat sealing.

When the conveyor belt drives the supporting disc to revolve to the position of the conveyor belt, the supporting disc rotates by utilizing the differential speed of the conveyor belt and the conveyor belt, and when the supporting disc rotates, the edges of the bottom sheet and the top sheet are sealed by utilizing the heat sealing assembly intermittently or continuously.

Preferably, when the edge of film and top sheet is sealed to the heat-seal subassembly intermittent type formula, the heat-seal work head is still including articulating in a pair of adjusting lever of translation seat bottom both sides, be equipped with the meshing gear train between the articulated shaft of adjusting the pole and the output of translation motor, two around being equipped with the electric heat piece between the regulation pole, the one end that the articulated shaft was kept away from to the regulation pole all is equipped with the guide disc, electric heat piece both ends all are equipped with the cover and locate the electric seat that connects in the both sides regulation pole outside, and connect and be equipped with reset spring between electric seat and the regulation pole, when translation motor drive translation seat outside by the top cap center is moved, both sides regulation pole expansion is used for increasing heat-seal length and uses, and when translation motor drive translation seat outside by the top cap center removal, both sides regulation pole gathers and is used for reducing heat-seal length and uses.

Preferably, when the edge of heat seal assembly continuous type negative film and top sheet is sealed, the heat-seal work head still includes fixed mounting in the stand of translation seat bottom, the runing rest is installed to the bottom of stand, the walking wheel is installed through electrically conductive sliding ring to the bottom of runing rest, and the outside of walking wheel is equipped with the electric heat ring.

Preferably, the cleaning assembly comprises a first rotary cleaning disc and a second rotary cleaning disc arranged at the downstream of the first rotary cleaning disc, cavities are formed in the first rotary cleaning disc and the second rotary cleaning disc, spray heads connected with the cavities are arranged at the bottoms of the first rotary cleaning disc and the second rotary cleaning disc in an array mode, connecting shafts are arranged at the positions of the axes of the tops of the first rotary cleaning disc and the second rotary cleaning disc, and linkage assemblies are arranged between the connecting shafts and the first gear teeth.

Preferably, the winding boxes are arranged on the two sides of the inner sides of the adjusting rods, the lining belts are wound between the winding boxes, the lining belts are formed by one-way hinging of a plurality of block-shaped bodies in a head-tail mode, spring springs used for adjusting the tension of the lining belts are arranged in the winding boxes, and the lining belts are located on the inner sides of the electric heating plates and are arranged around the guide discs.

Preferably, the camera is installed at the bottom of the translation seat, and the collision prevention sensor is also installed at the bottom of the translation seat.

Preferably, an intercommunication pipe is connected between two top covers with adjacent included angles of the outer side of the rotary drum being smaller than or equal to the degree, and an electromagnetic valve is arranged on the intercommunication pipe.

Preferably, the linkage assembly comprises a connecting disc arranged on one side of the frame, the front surface of the connecting disc is provided with five gear teeth meshed with the first gear tooth, and the back surface of the connecting disc is connected with a meshing gear set.

Preferably, the cleaning media in the first rotary cleaning disc and the second rotary cleaning disc are cleaning liquid and cleaning air source respectively, a blanking port is arranged on the machine frame at the downstream of the second rotary cleaning disc, and a blanking plate and a stirring rod are arranged at the blanking port respectively.

Preferably, the frame is provided with a material taking opening for adapting to the bottom sheet and the top sheet, the inner side of the material taking opening is provided with a damping layer, the damping layer is used for avoiding bonding between two adjacent bottom sheets and top sheets which are arranged in a stacked manner, and the damping layer comprises a hairbrush.

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

1: the continuous vacuum packaging machine adopts a mode of automatically placing the bottom sheet and the top sheet for on-site bag making, can use smaller sheets conforming to the surface area of the product as much as possible for packaging, is particularly suitable for vacuum packaging of some special-shaped products, and has strong universality.

2: according to the invention, the rotation of the support disc is realized by utilizing the edge rotating assembly in the process of revolving the support disc along with the conveyor belt, and meanwhile, the rotation speed of the support disc is slowed down by adopting a mode of rotating in the same direction with the difference speed of the conveyor belt, so that the support disc can be conveniently matched with an intermittent heat sealing working head or a continuous heat sealing working head to carry out 360-degree automatic edge sealing on a bottom sheet and a top sheet, in particular, in the process of continuously conveying the support disc by the conveyor belt, the outer gear teeth of the support disc moving to the position of the conveyor belt are meshed with the outer gear teeth of the conveyor belt, and due to the difference speed between the conveyor belt and the conveyor belt, the specific speed difference is the specific rotation speed of the support disc, the heat sealing side edge position can be automatically and slowly changed while vacuum packaging is continuously carried out, the support disc is beneficial to high-efficiency continuous production and use, and no extra driving force is needed for edge rotating.

3: through being equipped with intermittent type formula heat-seal working head to set up the gear train of linkage with adjusting the pole in the intermittent type formula heat-seal working head between with the translation motor, can realize automatically that when translation motor drives the translation seat and moves outside by the top cap center, both sides adjust the pole expansion and be used for increasing heat-seal length and use, when translation motor drives the translation seat and moves outside by the top cap to the center, both sides adjust the pole and gather together and be used for reducing heat-seal length and use, both specific plane position that can electric control heat-seal, again can be according to heat-seal position automatically regulated heat-seal length, be applicable to the inside processing of circular vacuum working chamber and use, do not occupy vacuum working chamber inner space under the storage state, and the design of lining area can increase the anti deformation strength in its heat-seal interval, can increase and seal the regularity.

4: through being equipped with continuous type heat-seal working head, the autorotation effect of the above-mentioned open supporting disk revolution in-process is joined in marriage, can carry out the side and carry out the heat-seal according to the orbit at the in-process of limit evacuation and use, can realize accomplishing the packing effect of complete sealing connection after reaching the vacuum degree, and be applicable to the packing use of dysmorphism product, the walking wheel can be according to the contour automatic adjustment heat-seal orbit of product promptly, and circular annular electric heat ring working contact face is little, rotate to the electric heat ring just be used for the heat-seal to use of bottommost, the radiating interval is big, can be favorable to carrying out continuous heat-seal use for a long time.

Drawings

FIG. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic diagram of the front internal structure of the present invention;

FIG. 3 is a schematic diagram of an intermittent edge sealing process according to the present invention;

FIG. 4 is a schematic diagram showing an enlarged internal structure of a heat seal assembly portion in front view during intermittent edge sealing according to the present invention;

FIG. 5 is a schematic view of the enlarged internal structure of the top cover part in the intermittent edge sealing of the present invention;

FIG. 6 is a schematic side view of a heat sealing head in intermittent edge sealing according to the present invention;

FIG. 7 is a schematic top view of a belt according to the present invention;

FIG. 8 is a schematic side view of a heat sealing head in continuous edge sealing according to the present invention;

fig. 9 is a schematic view of a partial structure of a liner according to the present invention.

In the figure: 1. turning a second rod; 2. a top cover; 3. a top sheet; 4. a frame; 5. a conveyor belt; 6. a support plate; 7. gear teeth I; 8. a negative; 9. turning a first rod; 10. a first rotary drum; 11. a film taking head; 12. a stirring rod; 13. a blanking port; 14. rotating a second cleaning disc; 15. a connecting disc; 16. rotating the first cleaning disc; 17. an electric telescopic rod II; 18. a transmission belt; 19. a second rotary drum; 20. a communicating pipe; 21. a sheet supply seat; 22. a vacuum pumping system; 23. supporting feet; 24. translating the guide plate; 25. an electric telescopic rod I; 26. a vacuum working chamber; 27. a suction cup; 28. an adjusting rod; 30. an extension sleeve; 31. a translation seat; 32. a return spring; 33. gear teeth IV; 34. a lifting motor; 35. a screw rod; 36. a winding box; 37. an electric heating sheet; 38. a power receiving seat; 39. a translation motor; 40. a backing tape; 41. a guide disc; 42. a translation wheel; 43. lifting the slide bar; 44. an electric heating ring; 45. a walking wheel; 46. rotating the bracket; 47. and (5) a column.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1

Referring to fig. 1-7 and 9, one embodiment of the present invention provides: the utility model provides a continuous vacuum packaging machine, includes frame 4, PLC controller, installs in conveyer belt 5, wrapping bag and the evacuating system 22 at frame 4 top, the bottom of frame 4 is equipped with supporting legs 23, conveyer belt 5 is standard runway shape and arranges, the wrapping bag is still including film 8 and the top piece 3 that are used for packaging product use after the two-way laminating, in this embodiment, film 8 and top piece 3 all are PE material's sheet, and the shape can be rectangle or circular, equidistant a plurality of supporting disk 6 of arranging in the top of conveyer belt 5, supporting disk 6 perpendicular to conveyer belt 5 horizontal arrangement, the axle center position department of supporting disk 6 bottom is equipped with the support column that is used for connecting conveyer belt 5 use, and is equipped with the bearing between support column and the supporting disk 6, and in combination with the drawing, as the skilled person can understand, the top of above-mentioned frame 4 is equipped with the runway form recess that is used for conveyer belt 5 installation use, wherein standard runway form can be used for the chain support after the flexible diaphragm is covered to single top, the support column is formed, the support column is fixed in and is in the outside can be in the outside and does not need to carry out the diaphragm to the outside when the stack of the diaphragm is arranged to the outside because the diaphragm is arranged to the outside, the diaphragm is not used to the realization of the diaphragm is folded one-to-side required-to-fold to the side required-fold and is arranged.

The two ends of the top of the frame 4 are respectively provided with a first cover piece component and a second cover piece component for taking and placing the bottom piece 8 and the top piece 3, the first cover piece component and the second cover piece component have the same structure, are used by combining a lifting supporting disc 6 with a rotating type multi-station, and are different in the difference of the structural functions of the film taking head 11 and the top cover 2, and the second cover piece component also comprises a heat sealing component.

Specifically, the first cover sheet assembly comprises a first rotary drum 10 vertically installed at one end of the top of the frame 4, the first rotary drum 10 is coaxially arranged at the center of a circle formed by the rotation of one end of the conveyor belt 5, a plurality of first turnover rods 9 are hinged to the outer side of the first rotary drum 10 in an annular array shape, the first turnover rods 9 are used in the embodiment, one end, far away from the hinge shaft, of each first turnover rod 9 is connected with a sheet taking head 11, and the sheet taking heads 11 are matched with the supporting disc 6.

The second cover sheet assembly comprises a second rotary drum 19 vertically arranged at the other end of the top of the frame 4, the second rotary drum 19 is coaxially arranged at the circle center position of a circle formed by the rotation of the other end of the conveyor belt 5, the outer side of the second rotary drum 19 is hinged with a plurality of second rotary rods 1 in an annular array shape, the number of the second rotary rods 1 is 6 as well, the outer sides of the second rotary drum 19 and the first rotary drum 10 are both provided with an electric telescopic rod 25 used for driving the second rotary rods 1 and the first rotary rods 9 to be used in a overturning mode, namely the first electric telescopic rod 25 is controlled by a processor and then is turned up and down after being rotated to a specific angle, the cover can be matched with the rotation of the conveyor belt 5 to be closed or opened and separated for use when being lifted up when being pressed down, one end of the second rotary rods 1 far away from the hinge shaft is connected with a packaging head, the packaging head further comprises a top cover 2 positioned at the top of the second rotary rods 1 and an extension sleeve 30 coaxially connected below the top cover 2, the extension sleeve 30 is connected with the top cover 2 in a sliding mode, the extension sleeve 30 is connected with the top cover 2 and provided with a sealing ring, the extension sleeve 30 can rotate along with the top cover 6 after being connected with the support disc 6, the extension sleeve 30 rotates along with the top cover 2, a vacuum pump assembly is formed between the top cover 2 and a vacuum pump assembly, and a vacuum pump assembly.

In order to increase the tightness between the extension sleeve 30 and the support disc 6, the bottom of the extension sleeve 30 is provided with a sealing groove 29, the cross section of the sealing groove 29 is in a right angle shape, two horizontal and vertical directions are provided for sealing use, the inner side of the sealing groove 29 is provided with a sealing gasket, and the top of the support disc 6 is provided with a notch matched with the sealing groove 29.

Further, in order to promote the sealing uniformity when heat-sealing, the pressfitting of upper and lower bimetallic wire is used in the prior art to make things convenient for the vertical transfer of heat to increase sealing flatness, in order to avoid the heat-sealing heat to transversely transfer, in this embodiment, we adopt the form of bottom to install the heat conduction wire additional in the same way and use, please refer to fig. 1, the axle center position department at supporting plate 6 top in the figure is equipped with the horizontal frame that the wire constitutes, it can seal top sheet 3 and film 8 to aim at this frame after heating in the heat-sealing, and place the region for the product and carry out the sign and consult, i.e. top sheet 3 and film 8 should cover the frame completely and arrange, the product of packing should not surpass the frame region can, further, the shape size of different products is different, so in order to make things convenient for the change of frame, the top of supporting plate 6 can be installed and be changed through overlapping the form of assembly panel, the panel is circular metal sheet, through the parallel alignment installs in supporting plate 6 top, can form the breach of adaptation seal groove 29 between the panel outside and the supporting plate 6, and can conveniently change the form of panel and adopt different size, the frame of shape is used here and is not used one by one.

In order to facilitate automatic picking, the frame 4 is provided with a picking opening adapted to the bottom plate 8 and the top plate 3, the bottom ends of the inner sides of the picking head 11 and the extension sleeve 30 are respectively provided with a suction cup 27, the suction cups 27 are respectively used for picking up the bottom plate 8 and the top plate 3, the inside of the picking head 11 is provided with an air cylinder (not shown) used for compacting the bottom plate 8, it can be understood that the bottom plate 8 is not easy to fall off after being fixed by the suction cups 27, the air cylinder in the inside of the picking head 11 is used for stripping the bottom plate 8 after compacting, the bottom plate 8 is convenient to be fixed above the supporting plate 6, the top cover 2 is not required to be stripped by the air cylinder, the weight of the product after heat sealing can be automatically stripped, the frame 4 on one side of the first rotary drum 10 and the second rotary drum 19 is provided with a sheet supplying seat 21, the sheet supplying seat 21 on the first rotary drum 10 and the second rotary drum 19 is respectively positioned in the rotating area of the picking head 11 and the extension sleeve 30, the bottom plate 8 and the top plate 3 are respectively laminated above the sheet supplying seat 21, the bottom plate 8 and the top plate 3 are respectively arranged above the sheet supplying seat 21, the top plate 8 and the top plate 3 are conveniently stripped, and the top plate 3 are prevented from being adhered to each other, or from being adhered to the top plate 3, and the adjacent top plate 3 is prevented from being adhered to the top plate 8. The inside of getting the material open-ended is equipped with the damping layer, the damping layer is used for avoiding laminating to arrange and bonds between the negative film 8 and the adjacent two of top sheet 3 and use, and the damping layer that the side was arranged can make the adhesion between negative film 8 and the adjacent two of top sheet 3 be less than side frictional force to avoid askew removal, the damping layer can be including the brush, and installs on the frame 4 and be used for supplying the electric telescopic handle two 17 of piece seat 21 lift use, and electric telescopic handle two 17 keep the sheet highly convenient get the material and use.

Still including being used for driving the commentaries on classics limit subassembly that supporting disk 6 autorotation used, change limit subassembly including setting up in conveyer belt 5 top along its circumference direction equidistant tooth one 7 of arranging, install drive belt 18 on the frame 4 at rotary drum two 19 positions, drive belt 18 is the annular banded arrangement of end to end connection, the inboard of drive belt 18 is equipped with the roller that drives and the direction was used, be equipped with the linkage subassembly between roller and the tooth one 7, the outside of drive belt 18 is provided with the tooth two along its circumference direction equidistant, and the outside of supporting disk 6 is equipped with the tooth three of meshing in tooth two along its circumference direction equidistant, drive belt 18 and conveyer belt 5 syntropy and rotate with the differential.

The cleaning assembly comprises a first rotary cleaning disc 16 and a second rotary cleaning disc 14 arranged at the downstream of the first rotary cleaning disc 16, cavities are arranged in the first rotary cleaning disc 16 and the second rotary cleaning disc 14, spray heads connected with the cavities are arranged at the bottoms of the first rotary cleaning disc 16 and the second rotary cleaning disc 14 in an array mode, connecting shafts are arranged at the axle center positions of the tops of the first rotary cleaning disc 16 and the second rotary cleaning disc 14, linkage assemblies are arranged between the connecting shafts and the first gear teeth 7 and are consistent with the linkage assemblies of the roller shafts and the first gear teeth 7, in the embodiment, the linkage assemblies can comprise a connecting disc 15 arranged at one side of a frame 4, the front face of the connecting disc 15 is provided with gear teeth five meshed with the first gear teeth 7, and the back face of the connecting disc 15 is connected with a meshing gear set as a person skilled in the art, it can be understood that the common general knowledge is that the meshing gear set includes mutually meshed gears with each other to realize the functions of changing the rotation speed and changing the torsion direction, and the gears with different sizes include, but are not limited to, spur gears, bevel gears, worm gears and other gear teeth transmission structures, which are not described in detail herein, so in this embodiment, the transmission belt 18 and the first rotary cleaning disk 16 and the second rotary cleaning disk 14 can generate a rotation effect by using the movement of the transmission belt 5 and the linkage assembly, the power of the transmission belt 5 is utilized, the energy recovery is realized, but the rotation of the transmission belt 18 and the first rotary cleaning disk 16 and the second rotary cleaning disk 14 are not excluded by using a motor to drive the rotation of the first rotary cleaning disk 16 and the second rotary cleaning disk 14 respectively, and further, the first rotary cleaning disk 16 and the second rotary cleaning disk 14 can also use a connector for generating rotation by using pneumatic or liquid transmission due to the adoption of high-pressure air source and liquid transmission, meanwhile, the first rotary drum 10 and the second rotary drum 19 are respectively positioned at the circle center positions of the two ends of the conveying belt 5, and the rotation speeds of the first rotary drum 10 and the second rotary drum 19 are required to be kept consistent, so that the first rotary drum 10, the second rotary drum 19 and the conveying belt 5 can be driven by the same motor, and the conveying belt 8 can be linked with the second rotary drum 19, which is not described in detail herein.

The cleaning media in the first rotary cleaning disc 16 and the second rotary cleaning disc 14 are cleaning liquid and a clean air source respectively, a blanking port 13 is arranged on the frame 4 at the downstream of the second rotary cleaning disc 14 for facilitating automatic blanking, a blanking plate and a stirring rod 12 are arranged at the position of the blanking port 13 respectively, the stirring rod 12 is arranged at an acute angle with the conveying direction of the driving belt 5, and the automatically-guided and packaged materials fall from the position of the blanking port 13.

The fixed length heat-seal heating strip among the prior art can be adopted to the heat-seal subassembly, but in this embodiment, owing to need increase the general usability of product packaging, the heat-seal subassembly is including installing in the inside elevator motor 34 of top cap 2, elevator motor 34's output is connected with lead screw 35, the outside cover of lead screw 35 is equipped with translation baffle 24, is equipped with the internal thread hole with the lead screw 35 adaptation on the translation baffle 24, the lead screw 35 outside is equipped with the lift slide bar 43 that runs through translation baffle 24 and uses, elevator motor 34's positive and negative rotation produces translation baffle 24's elevating movement, translation baffle 24's outside cover is equipped with translation seat 31, translation seat 31 internally mounted has translation wheel 42, translation seat 31 internally mounted has translation motor 39 that is used for driving translation wheel 42 positive and negative rotation use, is equipped with the fourth 33 of teeth of a cogwheel of meshing translation wheel 42 on the translation baffle 24, and the positive and negative rotation of translation motor 39 will drive translation seat 31 and carry out the front and back displacement adjustment along translation baffle 24, and translation seat 31's bottom is connected with the heat-seal work head, and heat-seal work head circular telegram is used for the heat-seal to use, and the heat-seal work head is also can be the electromagnetic heating wire that can directly connect the electricity to heat up for the indirect heating for example.

When the conveyor belt 5 drives the supporting disc 6 to revolve to the position of the conveyor belt 18, the supporting disc 6 rotates by utilizing the differential speed between the conveyor belt 18 and the conveyor belt 5, and when the supporting disc 6 rotates, the edges of the bottom sheet 8 and the top sheet 3 are sealed by utilizing the heat sealing assembly in an intermittent or continuous mode, and in the embodiment, the intermittent type sealing is adopted for sealing the sheets.

Specifically, when the edge of backsheet 8 and top sheet 3 is sealed to the heat seal assembly intermittent type formula, the heat-seal work head still includes a pair of adjusting bars 28 that articulates in translation seat 31 bottom both sides, be equipped with the meshing gear train between the articulated shaft of adjusting bar 28 and the output of translation motor 39, the meshing gear train is also for intermeshing's big pinion formation, two around being equipped with electric heat piece 37 between the adjusting bar 28, the one end that the articulated shaft was kept away from to adjusting bar 28 all is equipped with guiding disk 41, electric heat piece 37 both ends all are equipped with the cover and locate the electric seat 38 that connects in both sides adjusting bar outside, and connect and be equipped with reset spring 32 between electric seat 38 and the adjusting bar 28, reset spring 32 keeps electric heat piece 37 tension, realizes when translation motor 39 drives translation seat 31 outside by top cap 2 center, both sides adjusting bar 28 outwards overturn the expansion respectively and be used for increasing heat-seal length use, when translation motor 39 drives translation seat 31 outside by top cap 2 to central removal, both sides adjusting bar 28 inwards overturn respectively and gather and be used for reducing heat-seal length use, in order to promote the intensity of electric heat piece 37, both sides adjusting bar 28 are all equipped with reel 36, both sides are equipped with reel 36, and reel 36, are equipped with reel 36 between the two side pair of side lining boxes 36 and take up reel 40 and are located the inside and are arranged by a plurality of and are used to adjust reel 40, and are arranged by reel 40, and are used to form reel 40 to change the reel 40.

More specifically, in use, firstly consumable preparation is performed, the bottom sheet 8 and the top sheet 3 are stacked and stacked above the sheet supply seat 21 respectively, a panel with a proper frame is replaced to the top of the supporting disc 6, the equipment is opened, the conveyor belt 5 continuously rotates, the top cover 2 and the sheet taking head 11 continuously rotate, the sheet taking head 11 picks up the bottom sheet 8 and then conveys the bottom sheet 8 to the position above the supporting disc 6 matched with the top cover, the cylinder is peeled off to enable the bottom sheet 8 to be laid above the supporting disc 6, then the bottom sheet 8 with the product to be packaged is conveyed to a linear conveying area, a worker or an industrial robot places the product to be packaged above the bottom sheet 8, the bottom sheet 8 with the product is conveyed to the top cover 2 for carrying out curve conveying, the top cover 2 and the supporting disc 6 are simultaneously picked up and then subjected to curve rotation, the top cover 3 covers the top sheet 3 above the product, at the moment, the vacuumizing system 22 continuously rotates to vacuumize the inside, in the process of continuously vacuumizing the time, the lifting motor 34 positively and negatively rotates to control the electric heating sheet 37 to lift for side heat sealing, the lifting frequency is adjustable, for example, the supporting disc 6 rotates for 90 degrees to be lowered and heat sealing for once, the product can be completely sealed until the product can be completely sealed after the product is completely sealed, and finally sealed for achieving full sealing, and full sealing can be required, and packaging can be completed, and finally, and can be packaged and sealed and completely and can be sealed, and sealed.

In order to avoid wasting vacuum environment, an intercommunication pipe 20 is connected between two top covers 2 with adjacent included angles smaller than or equal to 180 degrees on the outer side of the rotary drum two 19, namely, an intercommunication pipe 20 is arranged between two corresponding top covers 2 close to the head and the tail, vacuum negative pressure after packaging is balanced to a packaging cavity which is just finished and fixed by the top cover 2 and the supporting disc 6 by using the intercommunication pipe 20, vacuum work is shortened, energy conservation and environmental protection are realized, an electromagnetic valve is arranged on the intercommunication pipe 20, and the control of the electromagnetic valve can be controlled by an angle sensor.

Example 2

Referring to fig. 8, fig. 1-2 and fig. 4, the difference between this embodiment and embodiment 1 is that, considering that some products have irregular shapes, the intermittent straight edge sealing in the above embodiment 1 may need to waste more packaging bag area, therefore, in this embodiment, we provide a continuous heat sealing working head capable of performing curve edge sealing according to the product contour, specifically, in this embodiment, the bottom sheet 8 and the top sheet 3 are both sheets made of PE material, the shape may be a special shape conforming to the product shape, such as oval, triangle, etc., when the heat sealing assembly continuously seals the edges of the bottom sheet 8 and the top sheet 3, the heat sealing working head further includes a stand 47 fixedly mounted at the bottom of the translation seat 31, the stand 47 may be an elastic mounting, the bottom of the stand 47 is mounted with a rotating bracket 46, the bottom of the rotating bracket 46 is mounted with a travelling wheel 45 through a conductive slip ring, and the outside of the travelling wheel 45 is provided with an electrothermal ring 44, in this embodiment, the electrothermal ring 44 may be a metal, for example, the electrothermal ring may be a copper ring, an electromagnetic induction coil inside the travelling wheel 45 may be provided with a predetermined shape, the bottom of the travelling wheel may also be a predetermined shape, and the bottom of the product may be automatically translated by a small-to avoid the product from being damaged by using the preset contour, the translation seat 31, the bottom may be also be a small-size can be determined by using the distance sensor 31, and the translation path may be determined by using the bottom-sensor 31 as a small-size, and the distance sensor is not to be a small-size, and the bottom sensor is also mounted with a small-size sensor, and a small-sensor is used, and are not described in detail herein.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a continuous vacuum packaging machine, includes frame (4), installs conveyer belt (5), wrapping bag and vacuum pumping system (22) at frame (4) top, the bottom of frame (4) is equipped with supporting legs (23), conveyer belt (5) are standard runway shape and arrange, the wrapping bag is still including negative film (8) and top sheet (3) that are used for packaging the product use behind the two-way laminating, its characterized in that: a plurality of support plates (6) are arranged at the top of the conveyor belt (5) at equal intervals, the support plates (6) are horizontally arranged perpendicular to the conveyor belt (5), support columns used for connecting the conveyor belt (5) are arranged at the axle center positions of the bottom of the support plates (6), and bearings are arranged between the support columns and the support plates (6);

the two ends of the top of the frame (4) are respectively provided with a first covering sheet component and a second covering sheet component which are used for taking and placing the bottom sheet (8) and the top sheet (3), and the second covering sheet component also comprises a heat sealing component;

the first sheet covering assembly comprises a first rotary drum (10) vertically arranged at one end of the top of the frame (4), the first rotary drum (10) is coaxially arranged at the circle center position of a circle formed by rotation of one end of the conveyor belt (5), a plurality of first turning rods (9) are hinged to the outer side of the first rotary drum (10) in an annular array shape, one ends, far away from the hinge shafts, of the first turning rods (9) are connected with sheet taking heads (11), and the sheet taking heads (11) are matched with the supporting disc (6);

the second sheet covering assembly comprises a second rotary drum (19) vertically arranged at the other end of the top of the frame (4), the second rotary drum (19) is coaxially arranged at the circle center position of a circle formed by the rotation of the other end of the conveying belt (5), a plurality of second rotary rods (1) are hinged in an annular array shape on the outer side of the second rotary drum (19), an electric telescopic rod I (25) for driving the second rotary rods (1) and the first rotary rods (9) to be used in a turnover mode is arranged on the outer sides of the first rotary drum (10), one end, far away from the hinge shaft, of the second rotary rods (1) is connected with a packaging head, the packaging head further comprises a top cover (2) positioned at the top and connected with the second rotary rods (1) and an extension sleeve (30) coaxially connected below the top cover (2) in a sliding mode, a vacuum working chamber (26) is formed between the extension sleeve (30) and the inner side of the top cover (2), a sealing groove (29) is formed in the bottom of the extension sleeve (30), a vacuum extraction pipe is connected between the top cover (2) and the inner side of the top cover (22), and the top cover (2) is installed on the inner side of the top cover (2) in a lifting and heat sealing mode;

the automatic film taking device is characterized in that suction cups (27) are arranged at the bottom ends of the inner sides of the film taking head (11) and the extending sleeve (30), the suction cups (27) are respectively used for picking up and using a bottom film (8) and a top film (3), an air cylinder used for pressing the bottom film (8) is arranged in the film taking head (11), a film feeding seat (21) is arranged on a frame (4) on one side of a first rotary drum (10) and one side of a second rotary drum (19), the film feeding seats (21) on the first rotary drum (10) and the second rotary drum (19) are respectively located in the rotating areas of the film taking head (11) and the extending sleeve (30), the bottom film (8) and the top film (3) are respectively arranged above the film feeding seats (21) in a laminated mode, and an electric telescopic rod (17) used for lifting and using the film feeding seats (21) is arranged on the frame (4);

the automatic transmission device is characterized by further comprising a rotating edge component for driving the supporting disc (6) to rotate for use, wherein the rotating edge component comprises first gear teeth (7) which are arranged above the conveyor belt (5) and are arranged at equal intervals along the circumferential direction of the conveyor belt, a conveyor belt (18) is arranged on a rack (4) at the position of the second rotary drum (19), the conveyor belt (18) is in annular belt-shaped arrangement connected end to end, a roller shaft which drives and guides the conveyor belt (18) for use is arranged at the inner side of the conveyor belt (18), a linkage component is arranged between the roller shaft and the first gear teeth (7), second gear teeth are arranged at the outer side of the conveyor belt (18) at equal intervals along the circumferential direction of the conveyor belt, third gear teeth which are meshed with the second gear teeth are arranged at equal intervals along the circumferential direction of the outer side of the supporting disc (6), and the conveyor belt (18) and the conveyor belt (5) rotate in the same direction and at a differential speed;

the heat sealing assembly comprises a lifting motor (34) arranged in a top cover (2), the output end of the lifting motor (34) is connected with a screw rod (35), a translation guide plate (24) is sleeved on the outer side of the screw rod (35), a lifting sliding rod (43) penetrating through the translation guide plate (24) for use is arranged on the outer side of the screw rod (35), a translation seat (31) is sleeved on the outer side of the translation guide plate (24), a translation wheel (42) is arranged in the translation seat (31), a translation motor (39) used for driving the translation wheel (42) to rotate positively and negatively is arranged in the translation seat (31), a fourth gear tooth (33) meshed with the translation wheel (42) is arranged on the translation guide plate (24), a heat sealing working head is connected to the bottom of the translation seat (31), and the heat sealing working head is electrified for heat sealing;

when the conveyor belt (5) drives the supporting disc (6) to revolve to the position of the conveyor belt (18), the supporting disc (6) rotates by utilizing the differential speed of the conveyor belt (5) and the conveyor belt (18), and when the supporting disc (6) rotates, the edges of the bottom sheet (8) and the top sheet (3) are sealed by utilizing the heat sealing assembly intermittently or continuously.

2. A continuous vacuum packaging machine as claimed in claim 1, wherein: when the edge of hot seal subassembly intermittent type formula to film (8) and top sheet (3) is sealed, the hot seal work head still includes a pair of adjusting lever (28) of articulating in translation seat (31) bottom both sides, be equipped with the meshing gear train between the output of adjusting lever (28) articulated shaft and translation motor (39), two around being equipped with electric heat piece (37) between adjusting lever (28), the one end that articulated shaft was kept away from to adjusting lever (28) all is equipped with guide disc (41), electric heat piece (37) both ends all are equipped with electric seat (38) of cover in the both sides regulation pole outside, and are equipped with reset spring (32) between electric seat (38) and the adjusting lever (28), when translation motor (39) drive translation seat (31) by top cap (2) center outside removal, both sides adjust lever (28) expansion are used for increasing the heat seal length and use, when translation motor (39) drive translation seat (31) outside by top cap (2) to center removal, both sides adjust lever (28) and gather together and are used for reducing the heat seal length use.

3. A continuous vacuum packaging machine as claimed in claim 1, wherein: when the heat seal assembly continuously seals the edges of the bottom sheet (8) and the top sheet (3), the heat seal working head further comprises a stand column (47) fixedly arranged at the bottom of the translation seat (31), a rotating support (46) is arranged at the bottom of the stand column (47), a travelling wheel (45) is arranged at the bottom of the rotating support (46) through a conductive slip ring, and an electric heating ring (44) is arranged at the outer side of the travelling wheel (45).

4. A continuous vacuum packaging machine as claimed in claim 1, wherein: the cleaning assembly comprises a first rotary cleaning disc (16) and a second rotary cleaning disc (14) arranged at the downstream of the first rotary cleaning disc (16), cavities are formed in the first rotary cleaning disc (16) and the second rotary cleaning disc (14), spray heads for connecting the cavities are arranged at the bottoms of the first rotary cleaning disc (16) and the second rotary cleaning disc (14) in an array mode, connecting shafts are arranged at the positions of the tops of the first rotary cleaning disc (16) and the second rotary cleaning disc (14), and linkage assemblies are arranged between the connecting shafts and the first gear teeth (7).

5. A continuous vacuum packaging machine as claimed in claim 2, wherein: the inside of regulation pole (28) all is equipped with rolling box (36) both sides, the both sides the rolling has lining area (40) between rolling box (36), lining area (40) are by the one-way articulated constitution of a plurality of cubic body head and the tail, the inside of rolling box (36) is equipped with the clockwork spring that is used for lining area (40) tension adjustment to use, and lining area (40) are located electric heat piece (37) inboard and are arranged around establishing guide disc (41).

6. A continuous vacuum packaging machine as claimed in claim 2 or 3, wherein: the camera is installed at the bottom of the translation seat (31), and the collision prevention sensor is also installed at the bottom of the translation seat (31).

7. A continuous vacuum packaging machine as claimed in claim 1, wherein: an interconnecting pipe (20) is connected between the two top covers (2) with adjacent included angles smaller than or equal to 180 degrees at the outer side of the second rotary drum (19), and an electromagnetic valve is arranged on the interconnecting pipe (20).

8. The continuous vacuum packaging machine as claimed in claim 4, wherein: the linkage assembly comprises a connecting disc (15) arranged on one side of the frame (4), five gear teeth meshed with the first gear teeth (7) are arranged on the front face of the connecting disc (15), and a meshing gear set is connected to the back face of the connecting disc (15).

9. The continuous vacuum packaging machine as claimed in claim 4, wherein: the cleaning medium inside the first rotary cleaning disc (16) and the second rotary cleaning disc (14) are cleaning liquid and a cleaning air source respectively, a blanking port (13) is arranged on the frame (4) at the downstream of the second rotary cleaning disc (14), and a blanking plate and a stirring rod (12) are arranged at the blanking port (13) respectively.

10. A continuous vacuum packaging machine as claimed in claim 1, wherein: be equipped with the material opening of adaptation film (8) and top sheet (3) on frame (4), the material open-ended inboard is equipped with the damping layer, the damping layer is used for avoiding bonding between the adjacent two of film (8) and top sheet (3) of range upon range of arrangement to use, the damping layer includes the brush.