1406results about "Wrapping" patented technology

The utility model discloses a bundling packing machine, which comprises a rack, a packing platform, a film winding mechanism and a cutting mechanism, the packing platform is arranged on the rack, a winding channel is arranged on the packing platform, the lower part of the film winding mechanism is positioned in the winding channel and is arranged on the rack, and the film winding mechanism is provided with a winding space; a through hole is formed in the side wall of the winding channel, a strip-shaped check block is arranged at the position of the through hole, and a guide groove is formed in the strip-shaped check block. The cutting mechanism comprises a film pressing block, a cutter and a telescopic driving device, the telescopic driving device is installed on the rack, the driving end of the telescopic driving device penetrates through the through hole and is erected on the guide groove, the cutter is fixedly installed on the strip-shaped stop block, and the cutter and the telescopic driving device are located on the same side of the winding channel. According to the bundling and packaging machine, continuous packaging can be achieved, efficiency is effectively improved, and the starting end of a thin film does not need to be fixed to an object manually every time winding is conducted.

The invention discloses stacking and film winding equipment and a control method thereof.The stacking and film winding equipment comprises a tray conveying assembly used for inputting empty trays and outputting solid trays; the tray distributing assembly is used for receiving and storing the empty trays on the tray conveying assembly; the stacking robot is used for carrying out material stacking on the empty trays; the film winding robot is used for carrying out film winding and packaging on the solid trays; the first stacking assembly is used for conveying the empty trays from the tray distributing assembly to the stacking robot; and the second stacking assembly is used for conveying the solid trays packaged by the film winding robot to the tray conveying assembly to be output. Empty trays are conveyed to the stacking robot from the tray distributing assembly through the first stacking assembly, then solid trays packaged by the film winding robot are conveyed to the tray conveying assembly through the second stacking assembly to be output, in this way, stacking and film winding of the logistics warehouse management system can be integrally completed, and the overall operation efficiency is improved.

The utility model provides a mechanism for wrapping and packaging a spherical object by using a preservative film, which comprises a rack, a preservative film conveying and cutting mechanism, a mechanical aperture mechanism, a clamping jaw mechanism, a torsion mechanism, a turnover mechanism and a preservative film exhaust mechanism which are arranged on the rack, and a controller for controlling the mechanisms to work, and the photoelectric detection switch is used for sensing the operation action. A preservative film is laid and cut through the preservative film conveying and cutting mechanism, then spherical fruits and vegetables are used for pressing the preservative film into the middle of the mechanical aperture mechanism, and the preservative film is placed on the clamping jaw mechanism. After the photoelectric detection switch detects the putting-in action, the controller controls the clamping jaw mechanism to be closed to grab the spherical fruits and vegetables, then the mechanical aperture mechanism is closed, the preservative film is closed, and the spherical fruits and vegetables are wrapped; the torsion mechanism rotates the clamping jaw mechanism, so that the upper end of the preservative film is rotated and knotted, and meanwhile, the preservative film exhaust mechanism works synchronously and assists in exhausting, so that the effect of laminating and packaging the preservative film is achieved.

The invention discloses an aluminum-plastic blister packaging machine, which relates to the technical field of packaging, and adopts the scheme that the aluminum-plastic blister packaging machine comprises a rack, a heating device, a forming device, a medicine filling device, a heat sealing device and a punching device, and the devices are sequentially arranged on the rack along the conveying direction; the rack comprises a base plate, a first frame, a second frame and a third frame, all the frames are sequentially installed on the base plate in the conveying direction and fixedly connected with the base plate, and all the frames are fixedly connected and are the same in width; the heating device and the forming device are installed on the side wall of the first frame, the medicine filling device is installed on the side wall of the second frame, the heat sealing device and the punching device are installed on the side wall of the third frame, and all the devices are located on the same straight line after being installed on the rack. Each device is driven by an independent power source. Therefore, the machine frame of the device is integrally welded and machined, the precision and the installation size are guaranteed, the centers of all the devices are located on the same straight line, all the devices are driven by independent power sources, adjustment is more convenient, and control is more accurate.

A handling system, gripper device and a gripper for forming and handling slugs of flat baked products such as biscuits and cookies, said gripper being arranged for a mechanical type gripper as end-effector and being arranged to load a group of staggered products, form a slug from said group, and unload said slug into said outfeed transport device, said gripper comprising a longitudinal retainer comprising elongated wall elements extending along a longitudinal direction of said gripper and configured for an open position for loading said group of staggered products, and a closed position for unloading said slug into a tray transported by a transport device, a holding element for open and closed positions for loading and unloading said group of staggered products; and a pushing element for displacement of said pushing element in longitudinal direction into said retainer for compacting said group of staggered products into a slug.

A vacuum sealing machine capable of working continuously contains: a body, a sealing element, a covering mechanism y, a control circuit, an air drawing pump, an air feeding pump, and an exhaust tank. The sealing element and the covering mechanism moveably contact with each other to close the exhaust tank before vacuuming. In a heat sealing process, a mouth of the vacuum packaging bag is pressed by the sealing element. The body includes the inflatable press strap in which an inflatable cavity is defined, and the air feeding pump is communicated with the inflatable press strap. After the sealing element contacts with the covering mechanism, the inflatable press strap is not inflated and maintains a predetermined distance apart from the sealing element. In the heat sealing process, the inflatable press strap is inflated to expand the inflatable press strap and to movably abut against the sealing element.

The utility model relates to the technical field of packaging equipment, in particular to an automatic film penetrating winding machine film stretching device which comprises a stretching box, a film inlet and a belt passing hole are formed in one side of the stretching box, a film outlet is formed in the other side of the stretching box, a mounting plate is arranged at the bottom of the stretching box, and a film material frame is installed on the mounting plate. A film inlet roller, a first stretching roller, a second stretching roller and a film outlet roller are rotationally connected into the stretching box, the film inlet roller is located at the film inlet, the film outlet roller is located at the film outlet, a film penetrating belt is wound around the film inlet roller, the first stretching roller, the second stretching roller and the film outlet roller in a transmission mode, the film penetrating belt penetrates through the belt passing hole, and a rotating driver is arranged at the top of the stretching box. A transmission assembly is arranged between the top end of the first stretching roller and the top end of the second stretching roller in a transmission mode, the rotating driver drives the first stretching roller and the second stretching roller to rotate through the transmission assembly, and the rotating speed of the first stretching roller is smaller than that of the second stretching roller. Automatic film penetrating of the film is achieved, the film penetrating efficiency is high, and film roll materials are convenient to replace.

A punching device for punching out blister packs from a blister strip having at least a first and a second punching element. The first punching element has at least one punch and the second punching element has a die. The first punching element is movable back and forth in a punching direction in such a way that the punching device alternately assumes an open position and a closed position. The first punching element has a plurality of punch sets, each of which comprises a punch, an actuating plate and a plurality of punch guides, which extend between said punch and the actuating plate and are connected thereto, wherein the punch guides extend through a base plate of the first punch element. The base plate of the first punching element has a punch set stop, which is in contact with the actuating plate in an operating position of said punch.

A wrapping film end-closing device (100), comprising a base (10), a clamping mechanism (20), a first end-closing mechanism (30) and a second end-closing mechanism (40), wherein the clamping mechanism (20) is arranged on the base (10), the clamping mechanism (20) being configured to clamp a workpiece (300) wrapped with a wrapping film (200) having unclosed ends, the wrapping film (200) being provided with a first end-closing section (2001) and a second end-closing section (2002); and the first end-closing mechanism (30) and the second end-closing mechanism (40) are arranged on the base (10), the first end-closing mechanism (30) and the second end-closing mechanism (40) being configured to attach the first end-closing section (2001) and the second end-closing section (2002) to the same surface of the workpiece, respectively. The clamping mechanism (20) can clamp the workpiece (300) wrapped with the wrapping film (200) having unclosed ends, so as to fix the position of the workpiece (300), such that the workpiece (300) is more stable during a wrapping film end-closing process. The first end-closing mechanism (30) and the second end-closing mechanism (40) can attach the first end-closing section (2001) and the second end-closing section (2002) to the same surface of the workpiece, respectively, thereby achieving end-closing of the workpiece (300), and both end-closing operations can be performed while the workpiece (300) is being clamped by the clamping mechanism (20). A battery production line, comprising the wrapping film end-closing device (100). In this way, both end-closing operations can be performed while the workpiece is being clamped by the clamping mechanism; thus, the end-closing process is simple and convenient, and the end-closing efficiency is high.

The utility model belongs to the field of waterproof roll packaging equipment, and particularly relates to waterproof roll packaging equipment which is provided with a conveying belt, a packaging assembly and a control system, the packaging assembly is located on the right side of the conveying belt and provided with a driven roller, a first driving roller, an extrusion assembly, a second driving roller and a sliding rail, and the sliding rail is located below the driven roller. The extrusion assembly is located in the middle of the two supports, located below the driven roller and capable of moving up and down at the same time, the second driving roller is located on the front side of the extrusion assembly, rotation of the first driving roller is controlled by a first servo motor, and the second driving roller is controlled by a second servo motor; a nozzle is arranged on the sliding rail, and a blade capable of sliding is arranged on the extrusion assembly. The device has the beneficial effects of simple structure, high automation degree, material saving and the like.

A handling system, gripper device and a gripper for forming and handling slugs of flat baked products such as biscuits and cookies, said gripper being arranged for a mechanical type gripper as end-effector and being arranged to load a group of staggered products, form a slug from said group, and unload said slug into said outfeed transport device. The gripper includes a longitudinal retainer comprising elongated wall elements extending along a longitudinal direction of said gripper and configured for an open position for loading said group of staggered products, and a closed position for unloading said slug into a tray transported by a transport device; a holding element for open and closed positions for loading and unloading said group of staggered products; and a pushing element for displacement of said pushing element in longitudinal direction into said retainer for compacting said group of staggered products into a slug.

The invention discloses a three-dimensional packaging machine, and relates to the field of packaging machines, the three-dimensional packaging machine comprises a main shell, one side of the front end of the main shell is provided with a conveying-out mechanism used for discharging packaging boxes to the outside, the side, located on the conveying-out mechanism, of the interior of the main shell is provided with a film covering mechanism, and the bottom of the film covering mechanism is provided with a cutting-off mechanism; a feeding slide way is arranged at the top of the film covering mechanism; a partition plate is arranged on the side, away from the film covering mechanism, of the cutting-off mechanism of the main shell, an abutting plate is rotationally arranged on the surface of the bottom of the partition plate, and a rotating rod set is transversely inserted into the side, located on the abutting plate, of the partition plate. An adjusting disc is arranged on one side of the outer surface of the partition plate, a linkage shaft is rotationally arranged on the other side, opposite to the adjusting disc, of the partition plate, and a plurality of bevel gear sets are arranged on the surface of the linkage shaft. The multiple structure sets are synchronized through the linkage shaft to form integrated linkage, the working procedures are reduced, so that the production efficiency is improved, meanwhile, packaging boxes of different sizes can be matched by replacing part of parts, and the cost and time loss are reduced.

The utility model discloses a three-dimensional film covering packaging machine, and belongs to the field of packaging machines, and the three-dimensional film covering packaging machine is characterized by comprising a transverse moving assembly, a feeding assembly and a stretching assembly which are installed on a rack and located on one side of a transfer assembly, and the three-dimensional film covering packaging machine is used for stretching a covering film to cover a to-be-packaged product and conveying the to-be-packaged product to the next procedure; the edge sealing fusion cutting assembly is installed on the machine frame and located on one side of the stretching assembly, the four-edge fusion cutting assembly is installed on the machine frame and located on one side of the material blocking assembly, and the four-edge fusion cutting assembly is used for conducting four-edge fusion cutting on a product obtained after preliminary edge sealing fusion cutting. The full-process mechanical production from product conveying, packaging film covering to edge sealing fusion cutting is achieved, manual intervention is reduced, the production efficiency is improved, and the labor cost is reduced.

The present invention provides a packaging material comprising paper having a wet shrinkage in the CD direction of at least 3% and a method of wrapping articles with said packaging material, wetting the packaging material, wrapping said articles with said wetted packaging material, and drying the packaging material such that it shrinks to tightly bind the wrapped articles.

A method for operating a repackaging device for repacking medications comprising transportable pill containers, each container exhibiting a receptacle compartment and either exhibiting a dispensing mechanism or an opening sealed by a foil, wherein a pill located in the compartment can be pushed out through the opening, destroying the foil, a working storage device in which some pill containers can be stored and a filling device, a packaging station, wherein a device transports a pill removed from the pill container to the station, a mixing storage area in which some pill containers and packages containing pills or blisters can be stored, a workstation for unpacking pills or blisters in packages and a supply device with which a pill container and / or package can be supplied from the mixing storage to the workstation, and / or a discharge device with which a pill container and / or a package can be supplied to the mixing storage.

The invention discloses a full-automatic metal coiled material packaging machine, and belongs to the field of metal coiled materials. Comprising a machining platform and a winding machine body, a first hydraulic rod used for supporting the winding machine body is fixedly connected to the upper surface of the machining platform, and a film covering mechanism used for conducting multi-layer composite wrapping on a coiled material is arranged in the middle of the upper surface of the machining platform; adjusting assemblies used for adjusting the position of the film covering mechanism are fixedly connected to the two sides of the upper surface of the machining platform. Through the arrangement of the film covering mechanism and the wrapping mechanism, when the coiled material is packaged, the to-be-packaged copper foil coiled material is arranged on the bearing cylinder wrapped with the buffer material in a sleeving mode, the first covering assembly is precisely controlled through the adjusting assembly so that the damp-proof film can be attached to the side end face of the coiled material, and two adsorption plates work cooperatively; the film material is tightly attached to the two end faces of the coiled material to form the lap joint area, then the abutting assembly pushes away the redundant film material towards the outer edge, accurate edge alignment and heat sealing reinforcement are achieved, and the problem of surface damage caused by a traditional packaging mode is solved.

A blister package is disclosed herein. The blister package includes a body, a plurality of pockets, and a top seal. The body has a top surface and a bottom surface opposite the top surface. The plurality of pockets is formed in the body. Each of the plurality of pockets extend below the top surface of the body. Each pocket of the plurality of pockets is configured to hold a pharmaceutical. The plurality of pockets is arranged in a manner that defines at least one dose. The plurality of pockets for the at least one dose includes a first pocket in parallel with a second pocket, and a third pocket perpendicular to the first pocket and the second pocket. The top seal is configured to interface with the body. The top seal is configured to hold the pharmaceutical in each respective pocket.

The invention discloses a yardage roll dividing and automatic packaging system and a yardage roll dividing and automatic packaging method. The yardage roll dividing and automatic packaging system comprises a cantilever control box, a paper tube supplementing device, a pull shaft dividing device, a load transferring and roll discharging device, a truss, a truss vehicle, a packaging material and roll packaging device, a semi-finished product conveying and positioning line, a pushing head labeling device and a finished product conveying line. According to the yardage roll dividing and automatic packaging system, a paper tube supplementing device, a pull shaft dividing device, a transferring and roll discharging device, a joist barrow, a packaging material and roll packaging device, a semi-finished product conveying and positioning line, a pushing head labeling device and a finished product conveying line can be controlled to be driven and controlled through a key panel; and meanwhile, the length data of the paper tube, the diameter data of the cloth roll and the width data of the packing material can be conveyed to the controller, the controller can conduct corresponding adjustment according to the data, cloth roll separation, packing material packing and finished product discharging are achieved, automatic operation can be achieved as much as possible while heavy physical work is solved, and efficiency is improved.

The utility model relates to an inner frame paper cigarette packet packaging device, and belongs to the technical field of cigarette packet packaging. The device comprises a moisture retention film conveying unit and an inner frame paper cigarette packet packaging unit. The inner frame paper cigarette packet packaging unit comprises a forming wheel, and the forming wheel is provided with a plurality of mold boxes used for folding a single moisturizing film on an inner frame paper cigarette packet in a U shape. A driven piece is installed on the side face of the forming wheel, the right end of the driven piece is connected with a folding piece, and the driven piece is matched with the cam so that the folding piece can push the single moisture preservation film to be folded at the side corner of the top of the inner frame paper cigarette packet. A movable upper folder is arranged at the position close to the rear upper part of the forming wheel so as to push the single moisture retention film to be folded at the upper long edge of the bottom of the inner frame paper cigarette packet; a fixed arc-shaped folding plate is arranged at the position close to the rear lower portion of the forming wheel so as to push the single moisture retention film to be folded on the lower long edge of the bottom of the inner frame paper cigarette packet. The inner frame paper cigarette packets are packaged in a mechanical and intelligent mode, the sealing effect is good, and the efficiency is high.

The invention relates to the technical field of packaging equipment, and particularly discloses glass fiber cloth heat-sealing packaging equipment which comprises a lowering structure, a heat-sealing structure, two pairs of dragging and dropping structures, a pair of cushion tables, a pair of cushion arms and a pair of picking units. The heat-sealing structure is fixedly arranged on the lowering structure and located below packaging plastic, the two pairs of dragging and dropping structures are symmetrically arranged on the heat-sealing structure, the pair of cushion tables are symmetrically arranged on one pair of dragging and dropping structures, the pair of cushion arms are symmetrically arranged on the cushion tables, and the pair of picking units are symmetrically arranged on the hot air structure. Automation is achieved from plastic film installation, traction, cloth roller loading, heat sealing and cutting to discharging through a motor, a hydraulic cylinder, a sliding rail and other driving mechanisms, manual participation in the core link of packaging is not needed, the labor cost is reduced, and the production efficiency is improved; a camera of the picking unit monitors the position of the plastic film in real time, and accurate clamping of a mechanical clamping jaw body is ensured.

A tamperproof diamond package comprises a package body; at least one chip embedded in the package body and at least one antenna configured to enable communication with the chip; anti-counterfeiting visual impressions on the package body; a diamond pouch formed at a predetermined section within the package body; and one or more diamonds located inside the diamond pouch and an outer covering encasing the package body and configured to reveal any tampering with the one or more diamonds located in the diamond pouch. The diamond package can be credit card shaped and also contains serial number and website information and be provided in nominal dollar values. An associated diamond exchange system utilizes the diamond packages and provides a registration server which stores unique identifying information that enable interrogating the individual diamond packages and checking their authenticity with the registration server.

The invention relates to the technical field of ceramic tile packaging equipment, and discloses a circulating paper feeding high-speed packaging machine. Comprising an upper wrap angle centering mechanism, a brick conveying mechanism, a paper conveying mechanism, a paper folding mechanism, a first conveyor and a paper taking mechanism, the upper wrap angle centering mechanism, the brick conveying mechanism, the paper conveying mechanism and the paper folding mechanism are sequentially installed on a rack in the brick package conveying direction, and the first conveyor and the paper taking mechanism are arranged below the upper wrap angle centering mechanism. The machine frame is provided with a conveying mechanism extending to the paper folding mechanism along the upper wrap angle centering mechanism, after brick packages are subjected to upper wrap angles of the upper wrap angle centering mechanism, the brick packages are moved to the brick conveying mechanism along the conveying mechanism, and the paper taking mechanism is arranged above the first conveyor and conveys leatheroid of the paper bin to the first conveyor. The overall structure of the high-speed packaging machine capable of feeding the leatheroid circularly is more compact and integrated, the overall occupied space is reduced, the overall machining time is shortened, and the ceramic tile packaging efficiency is improved.

The utility model discloses top film covering equipment for material packaging, which belongs to the field of automatic packaging and film covering and comprises a lifting frame, a lifting mechanism is arranged in the lifting frame and connected with a horizontal film-drawing and film-covering mechanism, and the horizontal film-drawing and film-covering mechanism comprises a film frame arranged in the middle of the lifting frame. A film roll for rotationally unwinding a film raw material, a film tensioning assembly for tensioning a film, and a film pressing assembly and a film cutting assembly for realizing film breaking are arranged on the film frame, and one end, far away from the film roll, of the film frame is connected with a film pulling assembly for pulling out the film at a fixed length. The film laying device is suitable for materials of different heights, the film length can be pulled out according to the material length, the film pressing assembly is matched with the film cutting assembly to complete film and film roll separation and film laying, and operation is convenient. When the film roll is used up, an alarm is given to prompt manual film replacement, the lifting mechanism drives the lifting frame to descend to the operation height of personnel, the personnel penetrate out the end of the film to the in-place position of a pneumatic film clamping jaw of the film pulling assembly after the film roll is replaced, and operation is easy and fast.

The utility model relates to the field of packaging, in particular to a circumferential labeling mechanism which comprises a mold roll fixing plate, and an adhesive tape can be installed on the mold roll fixing plate. The guide assembly is arranged on the mold roll fixing plate to form a mold tape guide route to pull out and keep the adhesive tape; the displacement assembly is connected with the mold roll fixing plate so as to enable the adhesive tape head in front of the guide assembly to abut against a product, and adhesive tape bonding is completed; and the cutting-off assembly is arranged adjacent to the guiding assembly and used for cutting off the adhesive tape after packaging. According to the utility model, through the cooperative work of all the components, the functions of automatic tape bonding, automatic feeding and automatic breaking can be realized, and the automatic bonding work can be completed by matching with other equipment.

The invention relates to the technical field of packaging equipment, and particularly discloses a Teflon adhesive tape packaging film winding machine which comprises a base, a winding packaging machine, a conveying structure and a fixing structure. The winding packaging machine is fixedly arranged on the rear side of the middle of the base, the conveying structure is fixedly arranged in the middle of the base and corresponds to the winding packaging machine, and the fixing structure is fixedly arranged in the middle of the front side of the base. The conveying structure is used for conveying a single roll of adhesive tape to move and conveying the packaged adhesive tape to move, the fixing structure is used for stacking and fixing the single roll of adhesive tape in the conveying process and turning over the adhesive tape horizontally to be subjected to film winding packaging through a winding packaging machine, the automation degree is high, manual intervention is reduced, the position does not need to be manually adjusted in the whole process, the labor cost is reduced, stacking is stable, and the production efficiency is improved. The adaptability is high, and the device is suitable for Teflon adhesive tapes with various diameters; the working procedures are smoothly joined, the packaging efficiency is improved, and the waiting time is shortened through the continuous working procedures of feeding stacking, transverse overturning, winding packaging and discharging transferring.

The utility model discloses a battery module film winding and packaging mechanism, which comprises a mounting frame and a film winding piece, the film winding piece is connected with the mounting frame, the film winding piece can be used for winding a winding film on the peripheral side of a battery module, the battery module film winding and packaging mechanism is characterized by further comprising a film releasing unit and a transmission unit, the film releasing unit is arranged on one side in the mounting frame, and the transmission unit is arranged on the other side in the mounting frame. A film roll is rotationally arranged in the film releasing unit, the film releasing unit can clamp or release one end of a film, and the film releasing unit can cut off the film; the transmission unit is movably connected with the mounting frame, the transmission unit can also clamp or loosen one end of the film, and when the transmission unit clamps one end of the film and the film releasing unit loosens one end of the film, the transmission unit can drive the film roll to rotate to unwind the film and convey the cut film with the preset length to the top of the battery module. The problem that in the prior art, battery modules are inconvenient to package automatically is solved.

This utility model discloses a capillary copper tube packaging machine, comprising a front conveyor belt, a middle conveyor belt, and a rear conveyor belt arranged sequentially for conveying capillary copper tubes; an alignment mechanism installed on the front conveyor belt for aligning the capillary copper tubes to be packaged; a sealing mechanism installed on the middle conveyor belt for closing and sealing the two sides of the strip; and a cutting mechanism installed on the rear conveyor belt for cutting the sealed strip. Using this utility model, the entire process requires no manual intervention, achieving automation of the packaging process and greatly improving the work efficiency and packaging quality.

The utility model discloses an automatic frame cloth sleeving device which comprises a workbench, and a pushing assembly, a pressing assembly and a guiding assembly are sequentially arranged at the top end of the workbench from front to back. The pushing assembly comprises a pushing piece, the pushing piece is connected to the top end of the workbench through a first sliding mechanism and can slide front and back relative to the workbench, and the pushing piece is configured to push the frame backwards into the cloth cover; the pressing assembly comprises a mounting frame, a first pressing piece and a supporting table, the mounting frame comprises a cross beam transversely arranged at the top, and the first pressing piece is connected to the lower side of the cross beam through a second sliding mechanism and can slide up and down relative to the cross beam; the supporting table is arranged at the top end of the workbench and located in the same vertical plane with the first pressing piece. The guide assembly comprises a guide plate, the guide plate is obliquely arranged, the vertical height of the guide plate is gradually increased from front to back, the guide plate is configured to support the frame and guide the frame to penetrate into the cloth cover, and the inclination angle of the guide plate relative to the horizontal plane is consistent with the bending degree of the frame.

The utility model relates to the technical field of winding packaging, in particular to a film clamping, cutting and welding mechanism which comprises a first supporting plate, a second driving air cylinder is arranged on one side of the first supporting plate, a third rotating shaft is arranged at the output end of the second driving air cylinder, and a second connecting plate is fixedly connected to the outer side of the third rotating shaft. A fixing frame is fixedly connected to the outer side of the second connecting plate, a film clamping head is arranged at the top end of the fixing frame, heating wire control mechanisms are arranged at the two ends of the fixing frame, and an electric heating wire is arranged between the heating wire control mechanisms. The film pressing roller and the film clamping head are arranged to clamp a plastic film, meanwhile, the electric heating wire is used for slitting the plastic film, then the plastic film is welded together to be sealed at the slitting position through the film welding head, and the rotatable lower bottom plate is arranged to pass through one side of a supporting film when goods are wound. And uniform tension can be kept when the film is wound, so that the packaging is firmer and more consistent.