2177results about "Bag making operations" patented technology

A horizontal nozzle welding machine reasonable in structure comprises a rack, a bag taking mechanism, a bag body horizontal conveying mechanism, a bag opening mechanism, a suction nozzle and bag body inserting mechanism, at least two heat sealing mechanisms and a finished product collecting mechanism. The machine is characterized in that a bag taking station, a bag opening station, an inserting station, at least one heat-sealing temporary parking station and a finished product collecting station are sequentially arranged on the rack along a bag body conveying path; the bag body horizontal conveying mechanism comprises a horizontal clamping conveying unit and a bag body machining process temporary clamping unit, all the heat sealing mechanisms are installed on the horizontal clamping conveying unit, and all the heat sealing mechanisms are in one-to-one correspondence with the inserting station and all the heat sealing temporary parking stations. The utility model has the beneficial effects that the bag body can be kept at an accurate position all the time, so that the working efficiency is improved; the number of the driving devices is effectively reduced, the energy utilization rate is greatly improved, the working efficiency is greatly improved, and the equipment cost and the production cost are greatly reduced.

The invention provides a bag making method of bag making equipment, a bag making system, electronic equipment and a medium, and the method comprises the following steps: obtaining a current bag type parameter of a current target product corresponding to a current bag making period, and determining a current specification parameter of the bag making equipment corresponding to the current target product according to the current bag type parameter; and the current target state of the bag making component is determined according to the current specification parameters, and the state adjusting component is controlled to drive the bag making component to be switched from the current working state to the current target state. According to the bag making device, the state adjusting component can accurately control the position and motion parameters of the bag making component, and therefore it is guaranteed that the size of a produced packaging bag is consistent with the target specification. Compared with a manual adjustment mode, the method has the advantages that the automation degree and the adjustment precision of equipment adjustment are improved, and the gauge changing time of the bag making equipment is shortened.

A resealable bag assembly can include an open-ended bag and a zipper assembly having a tear strip. Interlocking profile bodies of the zipper assembly can repeatedly mate with each other to seal the bag closed and separate from each other to open the bag. The tear strip can be pulled to tear an opening through the zipper assembly. In contrast to some known bag assemblies having tear strips along top edges, top bends, or top folds in the bag assemblies, one or more examples of the zipper assemblies described herein may position the tear strip along a front side or surface of the bag assembly, which also can be the surface of the bag assembly that is presented to a consumer and may include indicia identifying the product inside the bag assembly and / or the entity manufacturing or selling the product.

The utility model discloses a heat-sealing and heat-cutting mechanism of a bag making machine. The heat-sealing and heat-cutting mechanism comprises a rack, the heat sealing mechanism is arranged on the rack; the hot cutting mechanism is arranged on the rack; the movable installation base is slidably installed on the rack, and a strip-shaped operation opening is formed in the middle of the movable installation base. The air cylinder is arranged on the rack and used for driving the movable mounting base to move repeatedly. The pressing platform is arranged on the movable mounting seat and is used for pressing to be in contact with the plastic film; according to the bag making machine, the downward pressing platform is started to make contact with the plastic film, and the heat sealing mechanism is started to penetrate through the operation opening to conduct hot pressing on the plastic film; the negative pressure adsorption assembly is started to adsorb the plastic film to the downward pressing platform, the first electric cylinder is started to drive the movable mounting base to move to the hot cutting station along with the plastic film, the situation that the position of the plastic film is prone to deviation in the conveying process is avoided, and the accuracy of the hot cutting position is guaranteed.

The utility model discloses automatic bag making and bagging equipment which comprises a machine base and an electric control cabinet, the machine base is sequentially provided with a feeding device, a shaping vacuum cylinder and an automatic bagging device, the inner wall of the shaping vacuum cylinder is provided with a plurality of suction ports in the circumferential direction, and the suction ports are used for adsorbing the outer wall of a bag material so that the bag material can be kept in a cylindrical shape. The automatic bagging device comprises an inner mold for sleeving a bag material, a straight pipe conveying and grabbing device used for tightly sucking the bag material and sleeving the bag material on the inner mold is further arranged between the shaping vacuum cylinder and the bagging automation device. The bag sealing and cutting device is used for heat-sealing the end part of the bag material to form a bag body and cutting off the connection between the bag body and the bag material, and the bent pipe conveying, grabbing and releasing device is used for adsorbing the end part of the unprocessed bag material to keep the bag material in a cylindrical shape, so that the whole process does not need manual intervention, continuous and rapid bag making and bagging operation can be realized, and the production efficiency is greatly improved.

The invention discloses a bacteriostatic and antiviral bamboo pulp paper-based sanitary isolation bag as well as a preparation method and application thereof, and belongs to the field of functional paper-based packaging materials. The isolation bag takes bamboo pulp fiber paper as a base material, and the surface of the isolation bag is coated with a water-based polyhydroxyalkanoate functional coating. According to the preparation method, a special polyphenol derivative-chitosan quaternary ammonium salt-nano zinc oxide organic-inorganic hybrid factor is introduced, and the problem of agglomeration of nano particles is effectively solved by utilizing the special bridging effect of polyphenol, so that high-density cation capture and oxidation inactivation sites are constructed on the surface of the coating. Compared with the prior art, the method has the advantages that the method does not need to depend on organic fluorine compounds, and the excellent waterproof and oil-proof barrier effect and the efficient inactivation of viruses can be achieved only through the extremely low coating amount. In addition, the isolation bag has unique environmental chemical responsiveness, can be efficiently dissociated under the alkaline condition to facilitate repulping recovery, can be completely biodegraded in the natural environment, and perfectly considers the requirements of biological safety protection and green environmental protection.

This invention discloses a cutting device for plastic woven bags, comprising a frame, a drive mechanism, a conveying mechanism, and a cutting mechanism. The conveying mechanism includes a base, a conveying roller, and a pressing roller. The conveying roller includes a front roller and a rear roller. The base is fixedly mounted on the frame. The pressing roller, the front roller, and the rear roller are arranged sequentially above the base along the conveying direction of the plastic woven bag and are rotatably connected to the frame. The pressing roller, the front roller, and the rear roller are each driven to rotate by the drive mechanism mounted in the frame. The cutting mechanism is mounted on the frame between the front roller and the rear roller, and is located directly above the base. Using the cutting device of this invention, a thermal cutting method is employed, which not only provides a good cutting effect but also facilitates subsequent processes, effectively reduces processing costs, and avoids the emission of pungent odors during the cutting stage, achieving energy conservation and environmental protection. It has high processing efficiency, a simple overall structure, and is easy to operate, making it suitable for widespread application.

A machine for processing a web of material into bags includes several sections for processing the web of material into bags. An input section is configured to receive a roll of the web of material, a sealing section is configured to form seals in the web of material, and a winder section configured to wind the bags into rolls of bags may be included. A bander section configured to band each roll of bags may be included. A hem forming section configured to form a hem in the web of material may be included. A draw tape unwind station for unwinding draw tape for bags maybe included. Related methods are further disclosed.

The invention discloses an antibacterial sanitary towel packaging bag and a preparation method thereof. The antibacterial sanitary towel packaging bag comprises a base material layer, an antibacterial layer and a leakage-proof layer. The base material layer is prepared by blending modified polylactic acid, polybutylene adipate and the like and contains a degradation accelerant; the antibacterial layer contains antibacterial peptide-loaded nano montmorillonite, chitosan and the like, and loofah sponge fiber enhances slow release; and the leakage-proof layer is an ethylene-vinyl acetate copolymer and modified silicon dioxide blended film and is provided with breathable micropores. The preparation method comprises the steps of forming the base material layer, coating the antibacterial layer and the like, and process parameters of each layer are accurately controlled. According to the packaging bag, through cooperation of three layers, the bacteriostasis rate of the packaging bag on escherichia coli and staphylococcus aureus in 24 hours is higher than 99%, the degradation rate of the packaging bag in 83 days is higher than 88%, the oxygen permeability is 4.5-5.2 cm < 3 > / (m224h 0.1 MPa), and the packaging bag has the advantages of long-acting antibiosis, air permeability, leakage prevention, environmental protection, degradation and good mechanical properties, and meets the storage and use requirements of sanitary napkins.

The utility model discloses a bag collecting device of a packaging bag nozzle welding machine. The bag collecting device comprises a variable-pitch transverse moving device, an overturning bag pushing device and a bag collecting bag. The variable-pitch transverse moving device is arranged at the tail end of the welding device and used for adjusting the distance between the packaging bags conveyed by the welding device and conveying the packaging bags to the overturning bag pushing device, and the overturning bag pushing device can receive the packaging bags conveyed by the variable-pitch transverse moving device and push the packaging bags to the welding device. And the packaging bag is turned over to be changed into a vertical posture with a downward suction nozzle from a horizontal posture, and the packaging bag is pushed into the bag collecting device. The bag collecting device is provided with a material groove and a material groove output device capable of outputting the material groove, the material groove can receive and collect the packaging bags output by the overturning bag pushing device, and the material groove filled with the packaging bags is output through the material groove output device. By the adoption of the automatic bag collecting device, automatic bag collecting can be conducted on the packaging bag nozzle welding machine, production efficiency is improved, and production cost is reduced.

The utility model relates to the technical field of woven bag processing, and discloses an automatic woven bag turn-over processing device which comprises a machine tool, a conveying belt is arranged on the inner wall of the machine tool, a plurality of supporting columns are fixedly connected to the top of the machine tool, and the tops of the supporting columns are fixedly connected with the same top plate. A fixing frame is fixedly connected to the top of the machine tool, a guide roller is slidably connected to the outer wall of the fixing frame, a driving assembly is arranged on the front side of the guide roller, a guide plate is fixedly connected to the inner wall of the fixing frame, two guide grooves are formed in the top of the guide plate, and a clamping plate is slidably connected to the top of the guide plate. According to the utility model, the surface of the pinch roller is made of a rubber material with certain elasticity, so that the pinch roller can be better attached to the woven bag when pressing the surface of the woven bag, the end part of the woven bag is effectively prevented from tilting, and meanwhile, the clamping piece is rotationally connected with the top of the clamping plate, so that the clip can be flexibly opened and closed.

An enclosure assembly can include panels on opposite sides of an interior volume, and a zipper assembly between the panels. The zipper assembly may include a tear strip that can be pulled and tear through one of the panels and create an opening through which the zipper assembly is accessible. This panel can include a deformation pattern formed from thinned out areas of the panel that one or more of overlap or do not overlap the tear strip. The deformation pattern can reduce a pulling force needed to tear through the panel within the deformation pattern relative to outside the deformation pattern.

A film rolling and bagging device comprises a machine frame, a discharging mechanism, a feeding mechanism, a sealing and cutting mechanism, an opening mechanism and a bagging mechanism are sequentially installed on the machine frame, the discharging mechanism comprises a film rolling material roll, a guide roller and a plurality of discharging rollers which are sequentially and rotationally connected to the machine frame, and the guide roller is arranged relative to the output end of the film rolling material roll; the supporting rod is rotationally connected to the rack, one end of the supporting rod is rotationally connected with a pressing roller, the pressing roller is located below the guide roller and is arranged relative to the feeding roller, the limiting column is connected to one side of the supporting rod and abuts against the outer side of the rolled film material roll, and a rolled film is wound in the rolled film material roll. And one end of the rolled film is arranged relative to the input end of the feeding mechanism after bypassing the guide roller, the pressing roller and the plurality of discharging rollers. According to the design, the guide roller is arranged, so that a rolled film is conveniently guided out, meanwhile, the multiple discharging rollers are arranged, so that the rolled film can be stably unfolded and conveyed, the pressing roller is arranged, the rolled film is conveniently tightened, and the rolled film is prevented from being wrinkled due to too fast conveying in the conveying process.

The utility model discloses an automatic bag making and cotton bag sealing production line which is provided with a bag making device and a cotton bag sealing device to complete cotton bag making and cotton bag sealing work. By means of the bag making device, automation can be achieved in the cotton bag production process, product waste is avoided, the yield can be controlled in real time according to the order quantity, and meanwhile the production efficiency is improved. According to the M-shaped folding and arranging mechanism, the side edge of the cotton bag is in an M shape through cooperation of an unpowered disc and a shaping support, the two ends of the cotton bag can be well aligned when the two bag bottoms of the cotton bag are sewn, and the percent of pass of products is increased; according to the cotton bale sealing device, the bagging process of cotton bales can be completed through an automatic production mechanism, manual participation is not needed, the production efficiency is improved, and the reject ratio of products is reduced.

The utility model relates to the field of full-automatic bag making equipment, in particular to a puncturing and cutting device of an environment-friendly film-coated paper bag processing production line and a production line, which comprise adjusting devices, gears, a roll shaft and puncturing and cutting knives, and are characterized in that two groups of adjusting devices are arranged and are respectively positioned on two sides of the roll shaft, and each adjusting device comprises a rotating wheel, a fixed block, an adjusting block and a screw rod, the adjusting device is installed on a film-coated paper bag processing production line through a fixing block, a screw rod is arranged on the fixing block in a penetrating mode, the upper end of the screw rod is connected with a rotating wheel, the lower end of the screw rod is connected with adjusting blocks, and the two ends of the roller shaft are connected with the two adjusting blocks respectively. According to the paper bag production equipment, single paper bags can be produced, continuous paper bags can also be produced, the continuous paper bags can be torn off one by one during use, and various requirements of customers are met.

An electronic device for determining a location of a seal strip device in a strip of a papermaking machine includes a seal strip location identification component associated with the seal strip device, a current monitoring circuit configured to measure a current through the seal strip location identification component that is associated with the seal strip device, and a location circuit configured to transmit information related to the current through the seal strip location identification component, and configured to receive an address related to the location of the seal strip device. Related methods and systems are also described.

The invention belongs to the field of packaging materials, and discloses a chilled fresh livestock and poultry meat fresh-keeping packaging film and a preparation technology thereof.The packaging film sequentially comprises a polyethylene terephthalate (PET) film layer, a polyamide (PA) film layer, a polyimide and silicon dioxide aerogel composite heat insulation film layer and a polyethylene (PE) antibacterial film layer from outside to inside; according to the chilled fresh livestock and poultry meat fresh-keeping packaging film and the preparation technology thereof, by optimizing the structure and composition of the packaging film, the packaging film is endowed with excellent heat insulation, antibacterial and barrier properties, so that the fresh-keeping period of chilled fresh livestock and poultry meat is prolonged, and the quality of the chilled fresh livestock and poultry meat is kept.

The application relates to an automatic production device and method of a gusset bag, and relates to the technical field of a packaging bag production device, and comprises a bag body forming device, the bag body forming device comprises four groups of discharging mechanisms arranged above, below, left and right, which are used for releasing sheet films and surrounding four sides of the bag body; a gusset sheet mounting device is arranged at a discharging end of the bag body forming device, is used for conveying the gusset sheet between two adjacent sheet films, and pre-fixes the gusset sheet and the sheet film; a hot wire edge sealing device is arranged at a discharging end of the gusset sheet mounting device, comprises multiple groups of heating mechanisms, and performs heat sealing on the pre-fixed position of the gusset sheet and the sheet film; and a fixed-length cutting device is arranged at a discharging end of the hot wire edge sealing device, comprises a cutter assembly that can be lifted up and down, and is used for fixed-length cutting of continuous sheet films. The application can reduce manual participation, improve the production quality and efficiency of products, the products can be continuously produced, and the consistency is higher.

The utility model discloses a printing device for woven bag production, relates to the technical field of woven bag processing, and aims to solve the problems that when an existing printing device for woven bag production is used for winding a woven bag, traction force acting on the woven bag can be changed due to a mechanical structure and manual operation of the device, and the woven bag is difficult to roll. When the traction force is large, the woven bag is deformed and even damaged, and when the traction force is small, the woven bag is wound and loosened, and the product quality is affected. By arranging the woven bag buffer roller, tension acting on the woven bag is reasonably controlled, so that the tension is kept in a proper range, when traction acting on the woven bag is increased, the woven bag buffer roller moves downwards to relieve the increased traction, and when the traction acting on the woven bag is reduced, the woven bag buffer roller moves upwards to relieve the increased traction. And the woven bag is tightened, so that the tension stability is ensured.

The invention discloses nozzle welding equipment for a suction nozzle packaging bag, and the nozzle welding equipment comprises a rack, and a bag taking device, a nozzle feeding device, a bag opening and conveying device, a nozzle welding device, an overturning bag pushing device and a bag collecting device which are arranged on the rack. Meanwhile, the distance between the bag bodies is adjusted through a variable-distance transverse moving device and an overturning bag pushing device which are connected to the rear portion of the bag opening conveying device, and meanwhile the horizontally-conveyed bag bodies are overturned to be in the vertical posture and pushed into the bag collecting device. By the adoption of the nozzle feeding device, the nozzle feeding device is simpler and more efficient, the mode that the suction nozzles are linearly pushed in for welding is utilized, the combining precision of the suction nozzles and the bag bodies is improved, the yield of the nozzle welding procedure is increased, meanwhile, the bag bodies are efficiently collected in cooperation with the subsequent overturning bag pushing device and the bag collecting device, and the production efficiency is improved. The nozzle welding equipment has the advantages of simplicity, practicability, high production efficiency, high nozzle welding accuracy and high yield.

The utility model relates to the technical field of gift bag processing, in particular to a gift bag punching and stringing device which comprises a processing table and a lead screw frame, a driving motor is arranged at one end of the lead screw frame, a stringing frame is fixedly connected to the back of the processing table, a first punching frame is arranged on one side of the surface of the processing table, and a second punching frame is arranged on the other side of the surface of the processing table. A second punching frame is arranged on the other side of the surface of the machining table, and electric push rods are arranged at the top ends of the first punching frame and the second punching frame. According to the gift bag punching device, through the arrangement of the machining table, the lead screw frame, the driving motor, the first punching frame, the second punching frame, the electric push rod, a punching groove, a punching drill bit, a first reciprocating lead screw, a second reciprocating lead screw and a lead screw sliding base, the gift bag punching device can conduct more efficient adaptive punching machining operation on gift bags; a worker firstly starts a driving motor at one end of a lead screw frame, so that the driving motor drives a first reciprocating lead screw and a second reciprocating lead screw at one end to integrally rotate and adjust.

A film rolling bag making device comprises a rope binding mechanism, a bag cutting mechanism and a bag pulling mechanism which are sequentially arranged in the moving direction of a film bag. The bag pulling mechanism is used for clamping and loosening the film bag conveyed by the bag conveying pipe and driving the film bag to move horizontally; the rope binding mechanism is used for binding the end part of the film bag through a rope after the bag pulling mechanism clamps the end part of the film bag; and the bag cutting mechanism is used for cutting the film bag after the bag pulling mechanism drives the film bag bound with the rope to move by a set length. By means of the design, film bags with different lengths can be conveniently manufactured, and the film bag rope tying effect is good.

The utility model relates to the field of packaging machinery, and discloses a double-sided handle and bag handle sticking mechanism for a bag body, which comprises a mounting frame, a bag body conveying turntable, a limiting piece and a handle sticking device, and a first handle sticking station and a second handle sticking station are arranged on the bag body conveying turntable in the circumferential direction; the limiting pieces extend in the circumferential direction of the outer surface of the bag body conveying rotating disc, the limiting pieces make contact with the outer side surfaces of the bag bodies so that the bag bodies can be kept pressed on the outer surface of the bag body conveying rotating disc, and the bag body conveying rotating disc is driven by the rotating power source to rotate or / and the limiting pieces drive the bag bodies to move. The bag bodies are conveyed clockwise or anticlockwise along the bag body conveying turntable; the handle pasting device comprises a material supporting part and a handle pasting part which are located on the two sides of a bag opening, and the handle pasting part moves and presses the single handle bag to the bag opening of the bag body on the material supporting part. According to the utility model, the handle sticking step is carried out after the bag body is basically formed, so that the problem of non-uniform thickness of the bag opening caused by sticking the handle in advance in the traditional process is thoroughly avoided, and the rejection rate is obviously reduced.

This invention relates to the field of feeding control technology, specifically disclosing an automatic feeding control method for a bag-making machine based on intelligent sensing, comprising the following steps: Step S1: An adjustable roller capable of vertical displacement is added between the drive rollers at both ends of the conveyor belt, and an infrared ranging point is set above the plastic film material to monitor the material status in real time through its projection line; Step S2: The initial position of the adjustable roller is set, its displacement is measured, and the real-time tension value of the plastic film is calculated in combination with the infrared projection line. A correlation model between the displacement and the tension value is established through calibration experiments; Step S3: During the conveying process, the infrared ranging point continuously acquires the real-time projection line and tension value, and the required displacement is deduced based on the correlation model to automatically adjust the roller position to maintain stable material tension; This invention achieves non-contact tension monitoring through structural innovation and infrared sensing, and realizes adaptive dynamic control of the feeding process based on a physical model, thereby improving production accuracy and efficiency.

To provide a bag making machine in which a pouch portion can be reliably separated from an unnecessary portion, productivity can be improved and manufacturing cost can be reduced by suppressing the decrease in the life of a Thomson blade, and a standing type pouch container can be manufactured without causing a deterioration in the open-bottom property.SOLUTION: In a pouch making machine of the invention that punches out three sides of the periphery of a pouch portion 12 formed on a film material 11 with a Thomson blade 31 so that a micro-connected portion 13 is formed, and then pulls an unnecessary portion 15 in a direction that intersects the film material transport direction and pulls the pouch portion 12 in the film material transport direction by a separation mechanism 50 to separate the micro-connected portion 13 and separates the pouch portion 12 from the unnecessary portion 15 to produce a pouch container P, the separation mechanism 50 comprises a nip-roll mechanism, wherein the outer circumference of a roller body 53 forming a roller surface 56 of one roller 51 is configured to have a shape that makes linear contact with the film material 11 along the film material transport direction.SELECTED DRAWING: Figure 3

To provide a fabrication method for a bag that uses less plastic or no plastic and has desirable biodegradability.SOLUTION: A fabrication method for a bag, the bag made by overlapping two pieces, which have the same width in a lateral direction, of non-woven fabric made from a natural material and having biodegradability, and by bonding at least right and left side end parts with an adhesive, includes: an adhesive application step of applying the adhesive to joint parts of the two pieces of non-woven fabric; a non-woven fabric overlapping step of overlapping the two pieces of non-woven fabric; a mount sandwiching step of sandwiching upper and lower parts of the two pieces of non-woven fabric with two pieces of mount; and a press bonding step of bonding the joint parts to form the bag by pressing the joint parts via the two pieces of mount. Accordingly, since the adhesive application can be limited only to the joint parts and the area to be used is reduced, the amount of adhesive used can be reduced. In addition, although the adhesive may exude to a rear surface of the non-woven fabric during press bonding, it is possible to prevent the adhesive from adhering to production equipment and the like by using the mount.SELECTED DRAWING: Figure 2

The utility model mainly relates to the technical field of plastic bag processing, in particular to an edge folding device for plastic bag production, which comprises symmetrically distributed support frames, a first mounting plate and a second mounting plate are respectively arranged on opposite sides of the two support frames, and a gap between the first mounting plate and the second mounting plate is gradually reduced from top to bottom. A plurality of first guide rollers are rotatably mounted between the two first mounting plates, a plurality of second guide rollers are rotatably mounted between the two second mounting plates, the first guide rollers are linearly and uniformly distributed in the length direction of the first mounting plates, and the second guide rollers are linearly and uniformly distributed in the length direction of the second mounting plates; a movable plate is installed on one supporting frame, the length of a rotating frame fixed to the movable plate is gradually increased from top to bottom, and therefore all the edge folding wheels can gradually extrude the plastic bags from shallow to deep, and the situation that the extrusion depth is large, so that the plastic bags deform, and the machining yield is affected is avoided.

The full-automatic high-speed bag making machine with the waste recycling function comprises a waste cutting and conveying structure, a waste rolling and cutting-off structure is arranged in the waste cutting and conveying structure, and the waste cutting and conveying structure comprises a waste cutting and conveying device body with the lower portion of a hollow structure. A sliding block is fixedly installed on the lower portion in the waste cutting and conveying device body, meanwhile, a driving motor is fixedly installed on the rear side of the waste cutting and conveying device body in a penetrating mode, and the output end of the driving motor extends into the lower portion of the waste cutting and conveying device body to be fixedly installed on a first spline shaft; and an electric heating controller is fixedly installed on one side of the outer wall of the waste cutting and conveying device body, the waste rolling and cutting-off structure comprises a cutting and connecting assembly which is installed on the rolling assembly in a matched mode, and the full-automatic high-speed bag making machine with the waste recycling function achieves matched rotating adjustment through an arranged first spline shaft.