1848 results about "Plastic bag" patented technology

Particulate matter, such as fog, snow, rain, steam, vehicle exhaust, debris (plastic bags), etc. may cause one or more sensor types to generate false positive solid surface detections. In particular, various depth measurements may be impeded by particulate matter. Identifying false positive return(s) may comprise clustering lidar points, determining differences in range indicated by two different lidar devices having lidar points in the cluster, determining first differences that are more negative than a negative difference threshold and second differences that are more positive than a positive difference threshold, determining a first portion of lidar data in the cluster associated with the first differences and the second differences is associated with particulate matter or debris, and controlling a vehicle based at least in part on suppressing the first portion of the lidar data or indicating that the first portion of the lidar data is associated with particulate matter or debris.

The invention relates to the technical field of plastic packaging bag tensile detection, and discloses a plastic packaging bag tensile detection device which comprises a processing platform, a storage cabinet is arranged in the processing platform, supporting legs are fixedly connected to the four corners of the bottom of the processing platform, and a tensile detection mechanism is arranged at the top of the processing platform; the four corners of a plastic bag are stably clamped through a screw rod, a movable clamping plate and a fixed clamping plate, cooperative movement of a motor sliding rail, a linear motor, a movable frame, a sliding rod and a first sliding block is matched, pulling force on the two sides is converted into pulling force in four directions through an inclined sliding groove and a second sliding block, and stretching resistance detection in the four directions is conducted on the plastic bag. According to the design, the limitation that only two-side stretching detection is adopted in the prior art is overcome, the tensile data of the plastic bag in different directions can be obtained, the tensile performance of the plastic bag can be comprehensively evaluated, a more accurate basis is provided for quality evaluation, it is ensured that the plastic bags with different purposes can bear the tensile force in the corresponding direction in actual use, and the detection precision is improved.

The invention relates to the field of plastic bags, and discloses a biodegradable plastic bag and a preparation method thereof, the biodegradable plastic bag comprises polylactic acid, poly (butylene adipate-co-terephthalate), a functional additive, modified starch, a lubricant and an antioxidant; the functional additive is prepared by grafting hydroxylated modified castor oil and isocyanated montmorillonite loaded titanium dioxide; the hydroxylation modified castor oil is prepared by modifying castor oil with chloroethyl isocyanate, then reacting with N-allylimidazole, and then reacting with 6-mercaptohexyl-1-alcohol; the isocyanated montmorillonite loaded titanium dioxide is prepared by reacting montmorillonite loaded titanium dioxide obtained by a sol-gel method with isophorone diisocyanate; the modified starch is prepared by reacting octadecanoyl chloride and acryloyl chloride with starch, then carrying out graft copolymerization with ethyl acrylate and further introducing glycidyl methacrylate, so that the plastic bag is endowed with excellent mechanical properties, biodegradability and antibacterial property.

The utility model discloses a box filling machine for barreled water bottle caps. The box filling machine comprises a machine frame, a material placing assembly, a carton conveyor and a material grabbing assembly. The material grabbing assembly is used for grabbing the bottle caps located on the material placing assembly and transferring the bottle caps into a carton located on the carton conveyor. The material placing assembly comprises a material disc arranged on the machine frame, a plurality of material placing grooves are formed in the material disc in a left-right arrayed mode, the front sides of the material placing grooves are open, a bottle cap conveying channel is arranged on the front side of the material disc, the tail end of the bottle cap conveying channel is closed, and the tail end of the bottle cap conveying channel is open. The front side of the bottle cap conveying channel is provided with a material pushing assembly used for pushing the bottle caps in the bottle cap conveying channel backwards into the material placing groove. A plastic bag arranging assembly is arranged above the carton conveyor. The material grabbing assembly reciprocates between the plastic bag arranging assembly and the material disc.

The utility model relates to the technical field of beverage cup processing, and provides a printing cup automatic packaging and marking device which comprises a controller, a rack, a first conveying mechanism, a second conveying mechanism, a limiting mechanism, a pushing mechanism, a counting sensor, a sealing, cutting and thermal shrinkage all-in-one machine, an air blowing mechanism and a packaging bag printing machine. The limiting mechanism is arranged on the machine frame in a vertically-lifting mode and located between an outlet of the first conveying mechanism and an inlet of the second conveying mechanism, the conveying of the plastic cups is separated according to the packaging number of the plastic cups, and the blowing mechanism is arranged at the front end of a plastic bag packaging groove of the sealing, cutting and thermal shrinkage all-in-one machine and blows air into a plastic bag space for packaging the plastic cups. The first conveying mechanism, the second conveying mechanism, the limiting mechanism, the pushing mechanism, the sealing, cutting and thermal shrinkage all-in-one machine, the blowing mechanism and the packaging bag printing machine are all connected with and controlled by a controller. The small-package plastic cup packaging machine solves the problems that existing small-package plastic cups are slow in packaging speed and low in efficiency.

The invention relates to the technical field of plastic product processing, and discloses a high-toughness plastic bag processing technology which comprises the following steps: firstly, primarily sorting recycled main raw materials, recording sources, grade classification and processing states, configuring a centralized feeding system and an intelligent proportioning program, and carrying out intelligent proportioning on the main raw materials; the mixed raw materials are injected into a five-layer co-extrusion die head or an annular die head structure, then an extrusion film body is controlled through a control system to conduct film blowing treatment on an extruded film to form film bubbles, then film blowing is conducted, the film bubbles are cooled through a 360-degree cooling air ring and an internal air core, the film obtained after film blowing is completed is pulled to a winding section through a winding system, and then the film is obtained. Before rolling, mechanical performance indexes are detected through an online monitoring instrument, and a finished film roll enters a bag making / slicing section according to order requirements. Through fine treatment and multi-layer co-extrusion process design of recycled plastics, high-proportion recycled materials are effectively applied to production of plastic bags, and the effect of remarkably improving the utilization rate of the recycled materials is achieved on the premise that the performance of finished products is not reduced.

The invention discloses a plastic bag opening device and a bag opening and bagging method. The plastic bag opening device comprises two bag opening assemblies and a bag width adjusting assembly, wherein the two bag opening assemblies are oppositely arranged and used for opening a fabric plastic bag and adjusting the opening height and width, and the bag width adjusting assembly is used for adjusting the distance between the two bag opening assemblies according to the width of the fabric plastic bag. The bag width adjusting assembly is used for adjusting the position of the bag opening assembly according to the width of the fabric plastic bag, the bag blowing assembly is used for blowing open the fabric plastic bag, and the tensioning air cylinder is used for controlling the bag opening assembly to enable a bag opening to be kept in a tensioning state; the bag width adjusting assembly is used for adjusting the position of the bag opening assembly according to the width of the fabric plastic bag; the bag blowing assembly is used for pressing a sealing part of the fabric plastic bag and blowing air into the fabric plastic bag to open the bag opening; the bag opening assembly stretches into a fabric plastic bag and opens a bag opening, the bag opening assembly adjusts the bag opening height according to the fabric height, meanwhile, the tensioning air cylinder controls the bag opening assembly to adjust the bag opening width so that the bag opening can be kept in a tensioned state, and the bag opening can be tensioned through cooperation of the bag opening assembly, the bag width adjusting assembly and the tensioning air cylinder. Different bag opening modes can be selected according to the size proportion of the fabric plastic bag and the fabric.

The utility model discloses a pontoon type acoustic Doppler flow velocity profiler, which relates to the field of acoustic Doppler flow velocity profilers, and comprises a pontoon main body and an acoustic Doppler flow velocity profiler main body, and two electric push rods are arranged on the acoustic Doppler flow velocity profiler main body. Movable rings are installed at the output ends of the two electric push rods through piston rods, a plurality of connecting blocks are arranged on the outer wall of the acoustic Doppler flow velocity profiler body, stop levers are connected to the connecting blocks through rotating shafts, and push plates are connected between the stop levers and the movable rings through connecting shafts. According to the acoustic Doppler flow velocity profiler, the blocking rod and the protruding block are arranged, the blocking rod can protect the acoustic Doppler flow velocity profiler body and prevent objects from impacting the acoustic Doppler flow velocity profiler body, the protruding block is arranged so that the plastic bag can be conveniently hung, and the plastic bag in water is prevented from being wrapped on the outer wall of the acoustic Doppler flow velocity profiler body; therefore, the acoustic Doppler flow velocity profiler main body is prevented from detecting the water body.

The invention relates to the technical field of intelligent monitoring, in particular to an intelligent monitoring method and system for a plastic bag production process, and the method comprises the following steps: collecting original equipment operation data and production instruction information based on a production line speed sensor and operation state monitoring, generating a preliminary equipment data stream, and storing the preliminary equipment data stream in a database; and applying an energy consumption algorithm to the preliminary equipment data stream, calculating energy consumption of a production unit, and integrating external energy price data to generate an optimized energy use strategy. According to the invention, by adjusting the energy use strategy and optimizing the production process, the production efficiency and resource utilization are obviously improved, the dynamic adjustment of the production speed and the machine load is realized, the energy market change is matched, the energy distribution is more accurate and efficient, and the bottleneck and equipment abnormality in the production process are identified and solved by continuous monitoring and real-time optimization, so that the production efficiency is improved. Equipment operation efficiency and production line performance are greatly improved, and long-term efficiency improvement and cost saving are achieved.

The invention discloses a municipal rainwater and sewage diversion device and method, and relates to the technical field of rainwater and sewage diversion, the municipal rainwater and sewage diversion device comprises a diversion box, an equipment box is fixedly mounted on the surface of the diversion box, a water inlet pipe penetrates through the top of the diversion box, and a sewage pipe fixedly penetrates through the surface of the diversion box; according to the municipal rainwater and sewage diversion device, a rotating shaft II rotates to drive a rotating shaft III to rotate through a rotating disc, at the moment, the rotating shaft II and the rotating shaft III rotate to drive a winch to rotate, and the water purification pipe fixedly penetrates through the bottom of the diversion box, a filter plate is fixedly installed on the inner wall of the diversion box, and a flow guide plate is fixedly installed on the inner wall of the diversion box. At the moment, the winch rotates to shred the garbage in the water, so that the garbage in the sewage is guided and shredded, solid wastes such as plastic bags, paper, cloth strips and leaves are effectively crushed into smaller particles, the blockage or abrasion of the solid wastes to the sewage treatment equipment is reduced, and the treatment efficiency of the equipment is improved.

The invention relates to the technical field of plastic bags, in particular to an antibacterial degradable plastic bag and a preparation method thereof. The antibacterial degradable plastic bag is prepared from the following raw materials in parts by weight: 60-80 parts of polyhydroxyalkanoate, 30-40 parts of filler, 2-4 parts of an antioxidant and 0.6-1 part of an active agent. In the preparation process of the antibacterial degradable plastic bag, in a filler system, vesuvianite powder and eggshell powder are used as inorganic reinforcing phases, sericin and mulberry leaf powder are used as bioactive phases, flax and cotton provide a natural fiber structure, and lignin and konjac glucomannan are used as bio-based bonding materials; and the eggshell powder is compact in crystal structure after being subjected to high-temperature calcination treatment, and can be used as a stress transfer medium in a material system, so that the stress concentration when the plastic bag is stressed is reduced, and the strength performance of the plastic bag is improved.

Particulate matter, such as fog, snow, rain, steam, vehicle exhaust, debris (plastic bags), etc. may cause one or more sensor types to generate false positive solid surface detections. In particular, various depth measurements may be impeded by particulate matter. Identifying false positive return(s) may comprise clustering lidar points, determining differences in range indicated by two different lidar devices having lidar points in the cluster, determining first differences that are more negative than a negative difference threshold and second differences that are more positive than a positive difference threshold, determining a first portion of lidar data in the cluster associated with the first differences and the second differences is associated with particulate matter or debris, and controlling a vehicle based at least in part on suppressing the first portion of the lidar data or indicating that the first portion of the lidar data is associated with particulate matter or debris.

The invention relates to the technical field of plastic films, in particular to a preparation method of an environment-friendly plastic bag, which comprises the following steps: S1, mixing polyethyleneimine, ammonium polyphosphate and a first solvent, then carrying out primary reaction, cooling to room temperature, filtering, washing and drying to obtain a solid-phase substance; s2, tannic acid and a second solvent are mixed, tris (hydroxymethyl) aminomethane is added, the pH is adjusted to 7-9, then hydrogen peroxide is added, after a secondary reaction, the solid-phase matter is added for a third reaction, filtering, washing and drying are conducted, and a heat-resistant enhancer is obtained; s3, the modified polylactic acid, the heat-resistant enhancer and the auxiliaries are put into a high-speed mixer to be mixed to be uniform, then the mixture is added into a double-screw extruder to be granulated, then film blowing is conducted through an air blower, and the environment-friendly plastic bag is obtained. The environment-friendly plastic bag provided by the invention has excellent mechanical properties, thermal stability and ultraviolet resistance.

The invention discloses an environment-friendly degradable plastic food packaging bag and a preparation method thereof.The food packaging bag is prepared from, by weight, 90-100 parts of PBAT, 10-20 parts of PLA, 15-20 parts of antibacterial modified nano calcium carbonate, 1-2 parts of polyethylene wax and 1-2 parts of titanium dioxide, a large proportion of PBAT and a small proportion of PLA are used as base materials, and the base materials are prepared into the environment-friendly degradable plastic food packaging bag. When the component ratio difference is large, the intermolecular acting force of PBAT and PLA is stronger, the miscibility is better, the two base materials are mixed and dissolved to prepare base particles, and then the base particles are mixed and melted with other components, so that better compatibility can be achieved, and the mechanical property of the prepared degradable plastic food packaging bag is more excellent; when the antibacterial modified nano calcium carbonate is melted with other components of the plastic food packaging bag, the antibacterial modified nano calcium carbonate has better compatibility and better material fluidity during melting, meanwhile, silver of the prepared plastic bag is not easy to separate out, and the antibacterial performance of the plastic food packaging bag can be kept for a long time.

The invention discloses an intelligent optimization method for forming parameters of a plastic bag, which relates to the technical field of processing optimization and comprises the following steps of: fitting a response curve of each feature in a material-process feature matrix to a forming defect, and calculating unit structure performance indexes under different process configurations based on the response curve so as to evaluate the forming quality of the plastic bag. The method comprises the following steps: counting unit structure forming parameters and performance indexes of each region according to design partitions of a plastic bag, constructing an overall performance mapping model through region weighting, and judging whether the forming parameters of the plastic bag need to be optimized or not according to the performance indexes of each region and the overall performance mapping model. And a corresponding plastic bag forming parameter optimization strategy is generated according to a judgment result. According to the optimization method, an overall performance mapping model is established through performance index statistics and weighting processing of regional partitions, so that a forming optimization strategy can consider local quality control and overall performance collaboration, and the comprehensiveness and reliability of an optimization decision are enhanced.

The invention discloses a plastic bag quality detection system based on image recognition, and relates to the technical field of quality detection, and the system comprises an image acquisition module which is used for obtaining an original image sequence on a production line; the strategy execution module is used for outputting a final quality detection result according to the dynamic strategy coefficient; the result archiving and feedback module is used for aggregating the final quality detection result and outputting an early warning instruction for prompting an operator to intervene; the core state sensing module is used for solving a system risk index based on the historical structured quality data; and the dynamic decision and adjustment module is used for inputting the system risk index into a preset nonlinear adjustment function so as to generate a dynamic strategy coefficient. According to the method, the detection model is adaptively adjusted through the dynamic strategy coefficient, the risk index is fused to perceive the quality trend, a closed-loop control architecture is constructed, collaborative optimization of the speed and precision is achieved, system oscillation is avoided, the quality risk is warned in advance, and the production efficiency and stability are improved.

The utility model belongs to the field of express plastic bag production, and particularly relates to a plastic extruder with an anti-blocking feeding function, which comprises a support base, an extruder body is mounted at the top of the supporting base; a feeding pipe is mounted on the side surface of the extruder body; a feeding hopper is fixed to the top of the feeding pipe through a fixing bolt. A supporting frame is fixedly connected between the bottom of the feeding hopper and the top of the supporting base. Through the structural design that the mounting frame is arranged in the feeding hopper to drive the rotating shaft to rotate, then the rotating shaft drives the stirring blades to rotate, and plastic particles are stirred, the function of effectively avoiding blockage and bridging in the feeding hopper is achieved, and the problem that when the plastic particles are put into the plastic extruder, the plastic particles cannot be blocked is effectively solved. The problems that plastic particles are prone to blockage, bridging and the like at a feeding port, the feeding port is blocked, the plastic particles are affected to enter the extruder, and machining of the plastic extruder is prone to being affected are solved.

The invention discloses a self-adaptive intelligent power grid monitoring device and method, relates to the field of power grid monitoring, and solves the problem that an existing power grid monitoring device is low in safety. The self-adaptive intelligent power grid monitoring device comprises a monitoring host and two heat dissipation cylinders installed on the outer side of the monitoring host, and heat dissipation fans are installed on the inner sides of the heat dissipation cylinders; an annular frame is mounted at one end of the heat dissipation cylinder, and four filter screens are fixedly mounted on the inner side of the annular frame; the protection mechanism is used for removing the plastic bag on the outer side of the heat dissipation cylinder, the protection mechanism is installed on the inner side of the annular frame, the protection mechanism comprises four spray heads, and the four spray heads can blow the plastic bag out of the heat dissipation cylinder; by means of the protection mechanism, air can be injected into the four spray heads, the four spray heads spray air to a plastic bag close to the heat dissipation barrel, the plastic bag can be separated from the heat dissipation barrel, the problem that the plastic bag blocks the heat dissipation barrel is solved, and therefore the safety protection effect is achieved.

The bag making machine facilitating discharging comprises a base and a working box, the working box is fixedly connected to the right side of the top of the base, a collecting box is fixedly connected to the right side wall of the base, and a first spring is fixedly connected to the bottom of an inner cavity of the collecting box; a lifting plate is fixedly connected to the top end of the first spring, a fixed pulley is fixedly connected to the middle of the bottom of the collecting box, an electric capstan is fixedly connected to the lower side of the left side wall of the collecting box, a steel wire rope is wound around the outer side wall of the electric capstan, and the tail end of the steel wire rope penetrates through the collecting box and extends into an inner cavity of the collecting box; the bag making machine facilitating discharging is reasonable in structural design, the discharging regularity of plastic bags can be improved, follow-up manual collection is facilitated, the bag making machine facilitates discharging, when the plastic bags are cut, the plastic bags can be fixed in advance, and the cutting effect of the plastic bags is improved.

The invention relates to the technical field of plastic bag processing, in particular to degradable plastic bag raw material processing equipment which comprises a screening box, a smashing box and a screening assembly, a reciprocating vibration mechanism is fixedly mounted on one side of the top of the screening assembly, and a transmission mechanism is rotatably mounted on the other side of the smashing box; and the transmission mechanism is in transmission connection with the two groups of spacing adjusting assemblies, the blanking valve plate and the reciprocating vibration mechanism. According to the device, a driving motor drives one interval adjusting assembly to rotate, the rotating interval adjusting assembly drives the other interval adjusting assembly, a discharging valve plate and a reciprocating vibration mechanism to operate at the same time through a transmission mechanism, and the discharging valve plate moving in a reciprocating mode controls degradable plastic bag raw materials in a storage hopper to be intermittently discharged; the cutters on the two groups of spacing adjusting assemblies rotating at high speed crush the intermittently conveyed raw materials; and the reciprocating vibration mechanism drives the screening assembly to screen out substandard particles, so that the quality and the production efficiency of the degradable plastic bags are improved.

The utility model provides a safety plastic bag which comprises a body. The handle is arranged at the upper end of the body; the connecting block is arranged at the lower end of the lifting handle, and the lifting handle is connected with the body through the connecting block; the bag body protection mechanism comprises an upper binding belt arranged at the upper end of the body and a lower binding belt arranged at the lower end of the body, one end of the upper binding belt is fixed to the outer side face of the body, and one end of the lower binding belt is fixed to the outer side face of the body; the connecting buckle is located on the side face of the narrow portion of the body, one end of the lower bridle is connected with a fixing column, the fixing column is arranged on the body, the lower bridle is of a strip-shaped structure, a mother buckle is arranged at the other end of the lower bridle, and a son buckle is arranged at the position, opposite to the fixing column, of the other side of the body. The plastic bag has the advantages that articles can be prevented from scattering, the bottom is prevented from cracking, operation is convenient, and the safety performance of the plastic bag is improved.

1. The name of this design product: Plastic bag holder body (6960). 2. Purpose of this design product: used for organizing, hanging and storing plastic bags. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture. 5. Other situations that need explanation: This design requests partial design protection. The portion represented by the solid line is the portion for which protection is requested. The screws, the protruding sphere on the top and the columnar portion are drawn as dotted lines, and the portion represented by the dotted line is the portion for which protection is not requested.

The utility model discloses a printing device for plastic bag production, which belongs to the field of printing and comprises a rack, a printing plate roller and an impressing roller which are arranged in parallel are arranged on the rack, an ink box is arranged at the position, below the printing plate roller, of the rack, an ink scraping assembly is arranged on the rack, and the printing plate roller and the impressing roller are arranged on the rack. The ink box is provided with a stirring rod capable of moving in the ink box in a reciprocating mode through a driving assembly, a temperature control assembly is arranged outside the ink box, the stirring rod and the temperature control assembly are matched to achieve sedimentation prevention and blockage prevention of ink in the ink box, and the driving assembly comprises a mounting frame fixed to the ink box. And a screw rod is arranged on the mounting frame through a motor. According to the printing device for plastic bag production, the driving assembly drives the stirring rod to move so that the flowing speed of ink in the ink box can be increased, the temperature of the ink in the ink box can be controlled in cooperation with the temperature control assembly, and therefore the precipitation phenomenon of the ink in the ink box is avoided, and meanwhile the ink blocking problem is avoided.

The application discloses an environment-friendly degradable plastic food packaging bag and a preparation method thereof. The food packaging bag comprises the following raw materials in parts by weight: PBAT 90-100 parts, PLA 10-20 parts, antibacterial modified nano calcium carbonate 15-20 parts, polyethylene wax 1-2 parts, and titanium dioxide 1-2 parts. PBAT and PLA are used as the base material in a large proportion and a small proportion respectively. When the component ratio is greatly different, the intermolecular force between PBAT and PLA is stronger, and the miscibility is better. The two base materials are first mixed to prepare base particles. When the base particles are mixed with other components, better compatibility is achieved. The prepared degradable plastic food packaging bag has more excellent mechanical properties. When the antibacterial modified nano calcium carbonate is melted with other components of the plastic food packaging bag, better compatibility is achieved, and the fluidity of the material during melting is better. Meanwhile, the prepared plastic bag is not easy to precipitate, and the antibacterial performance of the plastic food packaging bag can be maintained for a long time.

The present invention discloses a fully automatic packaging machine for 5G communication PCB boards, which belongs to the field of processing and packaging of PCB boards. It comprises a special frame, a pushing device 1, a pushing device 2, a heat sealer, a vacuum secondary sealer, a workbench, a conveyor belt 1 and a conveyor belt 2, wherein the pushing device 1, the heat sealer and the vacuum secondary sealer are fixed on the workbench, and the pushing device 2 is fixed on the support frame on the other side of the conveyor belt 1. The present invention folds a piece of plastic film in half through a special frame, and pushes the PCB board onto the plastic film through two pushing devices, and then seals and cuts one end of the plastic film through a heat sealer, and finally vacuumizes the plastic film and seals it twice through a vacuum secondary sealer. The special frame designed by the present invention improves the packaging efficiency of the plastic film and saves costs, and the vacuum secondary sealer realizes two sealing operations on the plastic bag after vacuuming, which can effectively prevent the plastic bag from leaking, and can better ensure the sealing effect of the packaging bag of the PCB board.

The invention relates to the technical field of plastic bag hot-melting sealing, in particular to a method for improving hot-melting sealing quality, which comprises a press-fit assembly, the press-fit assembly comprises a first press-fit assembly and a second press-fit assembly capable of approaching and leaving, when the first press-fit assembly approaches the second press-fit assembly, a second heating assembly cuts off a plastic bag, and when the second press-fit assembly does not approach the first press-fit assembly, the second heating assembly cuts off the plastic bag; the first heating assembly extrudes the two sides of the notch and conducts heat sealing; the second heating assembly is fixed to the first pressing base, the second electric heating wire is arranged on the thermal cutting base, and the second heat conduction diaphragm covers the outer side of the second electric heating wire to form a knife edge shape. Compared with the prior art, the method for improving the hot-melting sealing quality can ensure that bags on the two sides of a fracture are subjected to heat sealing completeness and do not adhere to equipment under the condition that the plastic bags are cut off, the hot-melting sealing quality is improved, automatic packaging operation of the plastic bags is more stable and reliable, continuous work of the equipment is facilitated, and the maintenance cost is reduced; and the use experience of the user is improved.

The utility model relates to the technical field of plastic bag processing, in particular to a plastic bag edge sealing strength and defect detector which comprises a detection box body, a detection lamp panel is embedded in the top of the detection box body, a lower perspective plate connected with the detection box body is arranged above the detection lamp panel, and pressing rollers capable of moving in a lifting mode are arranged on the two sides of the top of the lower perspective plate. A traction structure is arranged on the outer side of one of the pressing rollers, the traction structure comprises a traction roller and two guide rollers, the two guide rollers are arranged between the traction roller and the detection lamp panel and can integrally rotate in the circumferential direction, the traction roller is located on a rotating track of the two guide rollers, and the traction roller is arranged at the position lower than the top end face of the detection lamp panel; and the two guide rollers are respectively arranged on the upper side and the lower side of the detection lamp panel. According to the utility model, high-precision edge sealing strength and edge sealing defect detection can be conveniently carried out on a long plastic bag at one time.

The utility model discloses a cutting device for plastic bag processing, which relates to the technical field of plastic bag production and comprises two side plates symmetrically arranged, a processing table is fixedly arranged between the two side plates, a convenient assembly is slidably arranged between the two side plates through a power assembly, and a cutting assembly is further arranged between the two side plates. And a leveling assembly is arranged on the cutting assembly. When the cutting device is used for cutting the next section of plastic bag, the plastic bag does not need to be pulled out manually, the plastic bag does not need to shuttle below the cutting assembly manually, the specified length of the plastic bag can be pulled out, and the problems that when an existing cutting device for plastic bag processing is used for cutting the next section of plastic bag, the plastic bag needs to be pulled out manually, and the cutting efficiency is high are solved. The problems that in the prior art, the machining efficiency is low, certain dangerousness exists due to the fact that hands shuttle at the lower end of a cutting assembly, and workers cannot pull out plastic bags by the specified length are solved.

The invention relates to the field of packaging machinery, and discloses a vertical packaging bag bagging machine which comprises a working platform, an inserting plate with a power source is arranged above the working platform, a plastic packaging bag stock bin is arranged on the other side of the working platform, a swing arm with a suction nozzle is arranged below the stock bin, and a bag body clamping and moving device is further arranged below the working platform. The bag body clamping and moving device is provided with clamping plates and further provided with a power source enabling the clamping plates to move up and down, the clamping plates clamp plastic bags filled with materials when ascending to the high position, top bag openings of the plastic bags can be located at heat sealing heads of the heat sealing device when the clamping plates descend to the low position, and the clamping plates shuttle in a receding channel formed by the heat sealing heads. And the plastic bag filled with the materials is subjected to heat sealing at the second position clamped by the clamping plates. A bag body is fixed in the whole process from the time when a material bag enters a plastic bag to the time when a bag opening is sealed through the clamping and moving device, so that the bag surface of the plastic bag is flatly sealed, and bottom wrinkles caused by the fact that a traditional stop block drags the bag bottom are avoided.

A system, method, and device to promote a compact and direct solution for craft breweries to distribute their products via kegs instead of using stainless steel and CO2 barrels, where a polymeric barrel containing an internal plastic balloon is used. This balloon is filled with beer, and, as it is filled the internal volume of the barrel is occupied, however, the internal volume is not fully filled by the balloon with beer. When full, pressurized atmospheric air is applied, without the need for filtration, since, due to having an internal plastic balloon, atmospheric air does not meet the beer. As the beer-filled barrel is filled with air, the plastic balloon is evenly crushed from all directions. While the inner plastic bag is emptied, the internal pressure must be restored with pressurized air. In the end, there is a remnant of +−2% of the total volume of the beer.