132 results about "Packaging industry" patented technology

The invention relates to the technical field of intelligent manufacturing in the packaging industry, in particular to a packaging box production line monitoring system based on artificial intelligence, and aims to solve the problems that in the prior art, accurate feature extraction and classification cannot be carried out on packaging box images, multi-source information cannot be weighted and integrated by using an attention mechanism, and the detection accuracy is poor. And the accuracy of identifying the surface defects of the packaging box is improved. According to the invention, standardization, feature extraction and classification are carried out on packaging box images by using a convolutional neural network through a defect identification module, vibration, noise and temperature data collected from a die-cutting machine are processed and then fused with image features, multi-source information is weighted and integrated by using an attention mechanism, unified feature representation is generated, defect determination is completed by a full connection layer, and the defect identification accuracy is improved. And the accuracy and stability of the model in a complex environment are improved.

The invention discloses full-automatic rewinding equipment with a high-precision visual identification detection system and an operation method. The full-automatic rewinding equipment comprises an automatic feeding system, a tension control system, an automatic cutting system, a visual detection system, an automatic packaging system and an intelligent control system. By introducing a high-precision visual identification detection technology, defects, geometric dimension deviations and color differences on the surfaces of materials are detected in real time, detection results are fed back to an intelligent control system, tension control and cutting paths in the rewinding process are dynamically adjusted, a PLC and an HMI are combined, production parameters are automatically optimized according to real-time data, and the production efficiency is improved. The automatic packaging system can automatically adjust the packaging mode according to the specifications of the materials, and efficient packaging operation is achieved. The precision, the efficiency and the intelligent level of rewinding equipment can be remarkably improved, human intervention and the equipment failure rate are reduced, and the rewinding equipment is widely applied to the industries such as the paper industry, the packaging industry, the spinning industry and the printing industry and has remarkable technical advantages and wide application prospects.

A paper packing belt comprises a long-strip-shaped paper roll, the long-strip-shaped paper roll comprises a plurality of packing strips, the packing strips are bonded and fixed together side by side through environment-friendly glue, the cross section of each packing strip is flat, and each packing strip is composed of a composite layer and comprises a base material layer located in the middle and abrasion-resistant layers located on the two sides of the base material layer. The paper packing belt designed by the utility model is excellent in environmental protection property, mechanical strength, wear resistance, waterproof performance and the like, not only meets the high-standard requirements of modern logistics and packing industries on packing materials, but also provides a new thought and direction for research, development and application of environment-friendly packing materials. The wide application of the plastic can powerfully promote the development of the environmental protection industry, reduces plastic pollution, and contributes to the construction of a green and sustainable society.

The invention discloses a composite material liner and a production process thereof, and the production process comprises the following steps: carrying out plasma surface activation treatment on a foam substrate to obtain an activated foam substrate; the activated foam substrate and a polyester film are placed in ultraviolet irradiation equipment to be subjected to modified composite treatment, and a composite base material is obtained; performing line-by-line irradiation on the composite base material along a preset grid pattern based on a laser, forming a groove network structure on the surface of the composite base material, and obtaining a grid base material with grid identification lines; the grid base material is subjected to nanometer coating spraying treatment, and a coating base material is obtained; the coating base material is subjected to hot-pressing shaping treatment, and a semi-finished liner product is obtained; and the semi-finished liner is subjected to laser cutting treatment according to the preset size, and the composite liner is obtained. Through the integrated process design, the technical bottleneck that in the prior art, the surface structure machining precision is insufficient is remarkably overcome, and the applicability and reliability of the product in the electronic equipment industry, the automotive trim industry and the packaging industry are remarkably improved.

The invention belongs to the technical field of packaging materials, and particularly relates to a packaging material with antibacterial activity and a preparation method thereof. The packaging material with antibacterial activity is prepared from the following raw materials in parts by weight: 60 to 70 parts of polylactic acid, 10 to 20 parts of poly (butylene succinate), 3 to 5 parts of modified montmorillonite, 0.5 to 1 part of a bacteriostatic agent, 0.5 to 1 part of a lubricating agent, 1 to 3 parts of a compatilizer and 1 to 1.5 parts of functional filler. The packaging material provided by the invention has excellent barrier property, antibacterial property and mechanical property, stable fixation and synergistic interaction of functional components such as the modified montmorillonite and the functional filler are realized, and the packaging material has important significance in promoting technical progress of the packaging industry and meeting the requirements of the market on high-performance packaging materials.

The utility model belongs to the field of LED packaging, and particularly discloses an automatic cleaning device for a taping process test probe in the LED packaging industry, which comprises a main body, a fixed rod, an airflow regulating valve arranged on the fixed rod, a breather pipe arranged at the rear end of the airflow regulating valve, and an air blowing pipe arranged at the front end of the airflow regulating valve, the infrared sensor is arranged in the air blowing pipe; the anti-blocking mechanism comprises an anti-blocking assembly arranged in the air blowing pipe and a reset assembly arranged between the anti-blocking assembly and the air blowing pipe. After the device is installed at a working position, the probe is automatically cleaned according to a preset cleaning period, the cleaning frequency and cleanliness of the probe are improved, the accuracy and stability of an electrical property test are ensured, the one-time yield of products is improved, the production cost is reduced, and the production efficiency is improved. And the working stability and the service life of the device can be effectively ensured through the airflow adjusting valve and the anti-blocking mechanism.

The utility model relates to a pet trousers packaging machine which comprises a machine frame, a packaging bag forming device arranged on the inner side of the machine frame and a pet trousers forming and packaging device arranged on the inner side of the machine frame, and a clamping mechanism is arranged between the adjacent packaging bag forming device and the pet trousers forming and packaging device in a lifting mode. And the lifting device is used for holding the pet trousers output by the pet trousers forming and packaging device and then vertically lifting the pet trousers to a specified height. By means of the design, manual intervention is greatly reduced, labor cost is remarkably reduced, meanwhile, various problems caused by manual operation are effectively avoided, it is ensured that each piece of pet trousers can be accurately conveyed to a designated position without errors, a solid foundation is laid for subsequent perfect cooperation with a packaging bag, and the production efficiency is improved. And therefore, the packaging efficiency and the product quality are comprehensively improved, and the pet pants packaging industry is led to advance to a new automation height.

The invention relates to a PET material as well as a preparation method and application thereof. The PET material is prepared from the following components in parts by weight: 75 to 95 parts of PET resin, 2 to 10 parts of PCTG, 3 to 8 parts of flexibilizer, 2 to 5 parts of glass flake and 0.2 to 1 part of poly alkyl glycol dibenzoate. The toughening agent comprises an ethylene-methacrylic acid copolymer and / or ethylene-butyl acrylate. According to the PET material provided by the invention, the PET resin and the PCTG are taken as base materials, the ethylene-methacrylic acid copolymer and / or ethylene-butyl acrylate are / is taken as a toughening unit, the glass flakes are taken as a reinforcing framework, and the poly alkyl glycol dibenzoate is taken as a crystallization inhibitor, so that the PET material has good transparency through the design of all the components; meanwhile, the PET material has good strength and rigidity and can well meet the high-performance requirements of the fields of low-temperature food packaging industry and the like on the PET material.

The invention discloses an axial hybrid excitation doubly salient linear motor which comprises a primary, a secondary, an air gap between the primary and the secondary, permanent magnets, a primary pole and a secondary pole which adopt salient pole structures, an excitation winding and a three-phase armature winding are wound on primary teeth, the tooth pitch of the secondary teeth is larger than that of the primary teeth, the permanent magnets and the secondary pole are equal in length, and the length of the secondary pole can be larger than that of the primary. Magnetic fields generated by the permanent magnets and the electro-magnetic field form a main magnetic field of the motor. Exciting winding coils are wound on the primary teeth, and magnetic flux paths of all phases are the same. When the axial hybrid excitation doubly salient linear motor works, output torque pulsation can be reduced, the motor is novel in structure, reliable in performance and easy to control, and the axial hybrid excitation doubly salient linear motor is suitable for medium and small power generation or electric occasions such as the packaging industry, the numerical control machine tool field and a cordless elevator as a traditional radial linear motor. Therefore, the axial hybrid excitation doubly salient linear motor has a great application market.

The invention belongs to the technical field of adhesive packaging, and relates to an adhesive barreled package and a packaging method.The adhesive barreled package comprises a barrel body, an aluminum foil bag and a PE inner bag; a detachable barrel cover is arranged on the barrel body in a sealing manner; the aluminum foil bag is arranged in the barrel body, and the PE inner bag is arranged in the aluminum foil bag; the two ends of the aluminum foil bag and the two ends of the PE inner bag are sealed. Low-dew-point shielding gas is contained between the aluminum foil bag and the PE inner bag. And the PE inner bag is used for storing an adhesive. According to the barreled package and method for the adhesive, multiple barrier protection is provided for transportation of the adhesive, effective protection of the adhesive in the transportation process is achieved, the safety and stability of the adhesive in the long-distance transportation process are improved, and the situation that due to long-distance transportation, the adhesive shakes, impact is caused to a packaged object, the packaged object is damaged, the product performance is affected, and the service life of the packaged object is prolonged is avoided. The product quality is further influenced; and the packaging method is simple and easy to implement, and is suitable for all adhesive packaging industries.

The application relates to a fruit and vegetable packaging film based on a MOF material, which comprises the following components: polyvinyl alcohol, modified polylactic acid, Ag@MOF nanoparticles, plant extract, glycerol, and a solvent; wherein the modified polylactic acid is obtained by reaction of acrylamide, double-bond polylactic acid, vinyl acetate and KH570 modified nano-silver particles. Through the synergistic effect of the modified polylactic acid and components such as polyvinyl alcohol, Ag@MOF nanoparticles and plant extract, the mechanical properties, compatibility, antibacterial property, barrier property and preservation performance of the packaging film are significantly improved, the degradability of the material is ensured, and the application has important significance for promoting the development of the fruit and vegetable preservation packaging industry.

The invention discloses a polyolefin composition as well as a preparation method and application thereof, and belongs to the field of high polymer materials. According to the polyolefin composition disclosed by the invention, the polyamide material, the plant fiber and the polymer grafted polar monomer with specific addition amounts are added to synergistically improve the surface polarity, the adhesive property and the dimensional stability of the polyolefin composition, so that the polyolefin composition is high in surface polarity and has good adhesive property without flame treatment and plasma treatment; and meanwhile, the adhesive has good dimensional stability and is suitable for the field of adhesive bonding and coating, such as the packaging industry, the wood-plastic floor industry, the automobile industry and the like.

The invention innovatively provides the boxing machine paper box supply system based on ribbon bundling. The paper box feeding system of the boxing machine comprises a paper box bin device which comprises a paper box bin, and is characterized by comprising a paper box transferring mechanical arm and a paper box ribbon removing device, and the paper box transferring mechanical arm comprises a mechanical arm body and a paper box clamp; the paper box clamp comprises a mounting seat, a suction belt suction nozzle, a suction nozzle lifting power source, a left clamping block, a right clamping block and a clamping power source; the paper box binding belt removing device comprises a placing platform, a binding belt upward suction mechanism, a binding belt cutting mechanism, a binding belt downward suction mechanism and a binding belt downward pulling mechanism, and the binding belt upward suction mechanism and the binding belt cutting mechanism are located above the placing platform; and the ribbon down-sucking mechanism and the ribbon down-pulling mechanism are positioned below the placing platform. The carton feeding system of the boxing machine solves the automation bottleneck of the carton feeding link of the high-speed boxing machine, has high efficiency, economical efficiency and safety, and provides key technical support for intelligent upgrading of the packaging industry.

The present invention relates to the field of packaging materials, and particularly to a bio-based antibacterial packaging material and a preparation method thereof, which are used to solve the problem that the existing packaging materials have poor antibacterial performance, restricting their application in the field of antibacterial packaging. The preparation method reacts and modifies polylactic acid with doped zinc oxide, modified chitosan and multi-group siloxane to form an antibacterial substrate, endowing the bio-based antibacterial packaging material with a strong antibacterial ability, effectively inhibiting the growth of bacteria and molds. Moreover, polylactic acid is a bio-based material and can be naturally degraded, reducing environmental pollution, so that the prepared packaging material has excellent antibacterial performance, mechanical properties and biodegradability, and has broad application prospects in the fields of food, medicine and medical devices, which is of great significance for promoting the green development and sustainable development of the packaging industry.

This invention relates to the field of AI intelligent design technology, specifically to a packaging system platform based on AI intelligent design and its usage method, including an AI intelligent design unit, an ASIC computing acceleration unit, a seamless data integration unit, an intelligent manufacturing control unit, and a smart logistics warehousing unit. This invention achieves intelligent analysis of packaging design requirements, automatic generation and optimization of compliant and implementable digital design solutions through multimodal large-scale models, a packaging industry-specific database, and ASIC computing power support. Furthermore, it provides low-power, low-latency hardware-level dedicated acceleration support for AI design model computation and visual inspection algorithms through lightweight acceleration technologies such as a customized heterogeneous computing architecture for the packaging field, dedicated instruction set scheduling, mixed-precision quantization, and operator fusion. The synergistic effect of these two technologies significantly improves packaging design efficiency, compliance, and feasibility.

The utility model relates to the field of the printing and packaging industry, in particular to a waste gas collecting and purifying device for the printing and packaging industry, which comprises a waste gas purifying box body, an exhaust fan body is arranged on one side of the waste gas purifying box body, the positive pressure end of the exhaust fan body is connected with a gas conveying pipeline, and the other side of the gas conveying pipeline is inserted into the waste gas purifying box body. A first spraying assembly, a second spraying assembly and a third spraying assembly are arranged in the waste gas purification box body at equal intervals; according to the waste gas purification device disclosed by the utility model, waste gas is introduced into the waste gas purification box body through the exhaust fan body, and treatment liquid in the liquid storage box is sprayed out through the spray head through the first spray assembly, the second spray assembly and the third spray assembly, so that the waste gas is purified, the contact area between the waste gas and the treatment liquid is increased, and the contact time between the waste gas and the treatment liquid is prolonged; the full contact between the waste gas and the treatment liquid is ensured, so that the purification efficiency of the waste gas is improved.

The utility model relates to the technical field of PE film processing equipment, in particular to a PE wrapping film slitting processing device facilitating quick film replacement. According to the technical scheme, the slitting device comprises a slitting device body and a guide roller used for guiding and conveying a PE winding film, and a fixing assembly used for fixing the position of a PE winding film winding drum is further installed in the slitting device body; the fixing assembly comprises a first air cylinder fixedly connected with the side face of the slitting equipment body, the output end of the first air cylinder is connected with a fixing frame, and the outer ring of the fixing frame is further provided with a first sleeve piece, a second sleeve piece and a third sleeve piece with the diameters sequentially increased. According to the utility model, the winding drums with different inner diameters can be quickly positioned and fixed without frequently replacing a fixing assembly, the PE winding film is quickly mounted, and the winding drum fixing device is suitable for flexible production scenes of various varieties and conforms to the development trend of high efficiency and intelligence in the packaging industry.

This invention relates to a process for manufacturing hot stamping foil for cigarette tipping paper. The process involves preparing a base film layer, release layer, color layer, plating layer, and adhesive layer using biodegradable materials. The base film is prepared by mixing polylactic acid with a cellulose derivative. A wax-based release agent is then coated onto the base film to form the release layer. Next, a water-based pigment is coated to form the color layer. A thin aluminum plating layer is formed using vacuum evaporation. Finally, a biodegradable adhesive is coated to form the adhesive layer. The hot stamping foil obtained by this process is suitable for cigarette tipping paper, possessing certain degradation properties and hot stamping adhesion. The manufacturing process includes raw material preparation, coating, and drying steps, and is applicable to the cigarette packaging industry.

The invention discloses an organic waste gas solvent recovery and dehydration device and a dehydration method, and belongs to the technical field of organic waste gas treatment.The organic waste gas solvent recovery and dehydration device comprises two collaborative dehydration tanks, a rough solvent tank, a phase splitting tank, a wastewater buffer tank, a two-stage condenser, a hot oil heat exchanger, a regeneration fan, a matched oxygen analyzer, a pressure gauge, a thermometer and a liquidometer, and the components are communicated through pipelines provided with stop valves; the two-stage condenser is respectively connected with a cooling water source and a freezing water source to form a circulation loop; and the hot oil heat exchanger is connected with a heat-conducting oil circulation system. According to the method, continuous operation is achieved through two-tank inert gas replacement, raw material conveying adsorption, material backflow switching, residual material recovery, safety detection, desorption, product separation and cooling reset. The core technical problems that the dehydration process is interrupted, the safety and stability are poor, the dehydration efficiency and the solvent recovery rate are low, and the existing organic waste gas solvent recovery dehydration device is difficult to adapt to industrial continuous production in the printing and packaging industry due to the fact that adsorption and regeneration processes cannot be synchronously carried out are solved.

The utility model discloses an efficient reinforcement forming device for a cosmetic bottle opening. And a plurality of problems in the process of manufacturing the bottle opening from the PET bottle preform in the blow molding process are effectively solved. The device comprises forming dies which are symmetrically arranged, and forming cavities on the inner sides of the forming dies determine the shape of a bottle opening. And cooling runners are arranged in the forming die and are uniformly distributed along the outer side of the forming cavity. The semi-ring cavity cooling cavity and the inner edge cooling forming groove in the lower end inside are matched with the bottom of the forming die in shape, material flowing is guided, and the strength of the bottle opening is enhanced. The heat dissipation spacers distributed in the cooling cavity in a circumferential array mode are matched with the surface micro-channels, the heat dissipation efficiency is greatly improved, and the dimensional deviation caused by uneven cooling is solved. In addition, a guide groove and a guide column on the front side of the forming die ensure accurate opening and closing of the die and stable production. The device obviously improves the bottle opening forming quality, improves the size precision and strength, shortens the blow molding period, reduces the cost, and powerfully promotes the development of the cosmetic packaging industry.

The invention relates to a preparation method of novel anti-counterfeiting directly-plated paper, belongs to the technical field of packaging materials, and is realized by mainly depending on the interaction of a prime coating and a printing coating. According to the key point of the technical scheme, the coating comprises the following components in parts by weight: a primer coating comprises the following components in percentage by weight: 20-22% of epoxy acrylic resin; 28 to 30% of TPGDA (Thermoplastic Glycol 20%-21% of TMPTA (trimethylolpropane 28.5%-29.5% of HDDA (High Density And 0.5 to 1% of BYK333. The printing coating comprises the following components in percentage by weight: 20-24% of pure acrylic resin; 5% of epoxy acrylic acid; 35.8% to 39.8% of TPGDA (Thermoplastic 20%-22% of TMPTA (Trimethoprim Poly 13 to 15% of HDDA (Hexamethylene Diamine Diamine And 0.2%-0.5% of BYK333. The invention aims to provide the coating for prime coat and the coating for printing, which are used for producing a high-quality positioning anti-counterfeiting product, a high-brightness effect and a matte effect of a mirror surface are formed on the same printed matter through a cohesion reaction between the prime coat layer and the printing layer, high contrast of local images and texts is visually realized, and the anti-counterfeiting effect of the printed matter is improved. And the three-dimensional convex feeling and the cold ironing effect are achieved at the same time, the double requirements for counterfeiting prevention and attractiveness are met, and the requirements of the novel high-end packaging industry and the decorative material market are met.

The utility model belongs to the technical field of transport packaging, and particularly relates to a fresh food frame. The fresh food frame comprises a frame body and a bottom pad. The frame body comprises a bottom plate and a side peripheral plate arranged around the bottom plate by a circle, and the bottom plate and the side peripheral plate define a containing groove with an opening in the top. The bottom pad is arranged in the containing groove and connected with the bottom plate. The bottom pad at least comprises an antibacterial layer, and the antibacterial layer is made of fibrilia composite materials and can cover the bottom of the containing groove. According to the embodiment of the invention, the antibacterial layer is made of the fibrilia composite material, so that the bottom pad has the characteristics of good antibacterial property, bearing property, buffering property, renewable recycling property and the like, the shelf life of goods such as fresh goods can be prolonged, the durability of the bottom pad is improved, and the service life of the bottom pad is prolonged. And the requirement of green transformation in the fresh cold-chain packaging industry can be met.

The utility model relates to the technical field of splitting machines, in particular to a splitting machine cutter mechanism capable of being automatically adjusted. The plurality of groups of cutters are adjustably arranged along the axial direction of the rotating shaft; the cutting device is characterized by further comprising a second power device used for controlling the positions of the cutters on the rotating shaft; the second power device comprises a clamp which is provided with two clamping parts and is used for clamping or loosening the cutter; and the driving part is used for driving the clamp to move in the axial direction of the rotating shaft. The adjusting mode is easy and convenient to operate, high in precision and capable of meeting the high-precision requirement for the position of the cutter in the printing and packaging industry.

The invention belongs to the technical field of light, fireproof and heat-insulating materials used in building and packaging industries, and provides a flame-retardant smoke-suppression EPS (Expandable Polystyrene) composite material and a preparation method thereof. Curing and forming the EPS foam balls coated with the flame-retardant reagent into an EPS plate coated with a flame-retardant solution, and spraying hydrogel powder on the EPS plate coated with the flame-retardant solution; the flame-retardant reagent is prepared by mixing a char-forming flame retardant tea polyphenol, a smoke suppressant cane sugar, an organophosphorus flame retardant phytic acid and water according to the mass ratio of 3: 2: 1: 25; the hydrogel powder is prepared by mixing acrylic acid, sodium hydroxide, N, N '-methylene bisacrylamide, potassium persulfate and water according to the mass ratio of 2500: 1120: 5: 8: 8000. The EPS composite material plate prepared by the invention has excellent fire resistance and smoke suppression performance, and also has relatively low density, so that the defect that an organic thermal insulation material cannot consider fire resistance, smoke suppression and low density at the same time is effectively overcome; the preparation method is simple, raw materials are easy to obtain and environment-friendly.

A hot melt adhesive composition, a hot melt adhesive, and a preparation method for the hot melt adhesive. The hot melt adhesive composition comprises a base polymer, a tackifying resin, and an antioxidant. The base polymer comprises a styrene block copolymer, an amorphous α-olefin copolymer, and an ethylene-vinyl acetate copolymer. The tackifying resin is a pure monomer resin. The hot melt adhesive is prepared mainly from the hot melt adhesive composition. The hot melt adhesive has a non-stringing effect during coating. The hot melt adhesive composition or the hot melt adhesive is applied to the industrial assembly or packaging industry.

The invention relates to the technical field of stickers, and provides a food-grade environment-friendly sticker which comprises a printing layer, a base material, a glue layer and release paper or a release film, and the printing layer, the base material, the glue layer and the release paper or the release film are sequentially distributed from top to bottom. By reasonably selecting environment-friendly materials and combining a scientific preparation process, the environment-friendly sticker which is reasonable in structure and excellent in performance and meets the food safety standard is successfully prepared. The sticker not only has good bonding performance and environmental protection performance, but also is simple and convenient in production process and moderate in cost, and has relatively high industrial application value and popularization prospect. Through the implementation of the method, the safety and the environmental protection level of food packaging can be effectively improved, the urgent demand of the market for high-quality green packaging materials is met, and green transformation and sustainable development of the packaging industry are promoted.

The utility model relates to degradable high-barrier double-sided direct plating paper, and belongs to the technical field of packaging materials. Degradable high-barrier double-sided direct plating paper comprises a body paper layer, and is characterized in that a barrier layer I, an evaporation layer and a protective layer are sequentially coated upwards along the upper surface of the body paper layer, and a barrier layer I, an aluminum plating layer, a barrier layer I and a heat sealing layer are sequentially coated downwards along the lower surface of the body paper layer. According to the utility model, a plurality of coatings are matched with one another to fill the paper exhaust holes and seal the paper fibers, so that the paper is subjected to complete coating sealing, the barrier property to gas molecules such as water vapor and oxygen is improved on the whole, and the packaging requirements of different contents and different weights are met. The environment-friendly degradable decorative material has the dual effects of environmental protection, degradability and exquisite printing appearance, meets the two requirements of anti-counterfeiting and attractiveness, and meets the requirements of the novel high-end packaging industry and the decorative material market.

The invention belongs to the technical field of cellulose, and particularly relates to type II bacterial cellulose slurry as well as a preparation method and application thereof. Compared with the prior art, the preparation method has the advantages that the bacterial cellulose gel is modified to be converted into a cellulose type II from a cellulose type I, the stacking structure and the hydrophilic performance of a bacterial cellulose molecular chain are changed, and the bacterial cellulose pulp from the nanometer level to the millimeter level is further obtained through pulping treatment; the product is milky white, odorless, tasteless, controllable in granularity and adjustable in hydrophilic performance, can be quickly dispersed after being added with water and stirred, and can be applied to the fields of preparation of degradable materials, reinforcement of composite materials, papermaking and packaging industry, biomedicine and health, daily chemical industry, cosmetics and the like; and the preparation method greatly reduces the dosage of the poor alkali solvent and the recovery energy consumption, is simple in process, does not need special equipment, and is green and environment-friendly.

1. The name of the design product: electric punch (soft package composite film). 2. The use of the design product: used for packaging industry punching. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The present invention discloses a 90-degree corner gluing machine, which belongs to the field of packaging equipment. The gluing machine includes a support body, a feeding mechanism installed on the support body for loading and unloading materials, a pressing mechanism located on the feeding structure for fixing materials, and a gluing device installed on both sides of the feeding mechanism; the gluing device includes a second fixed plate fixedly installed on the side of the support body corresponding to the feeding mechanism, a moving plate slidably installed on one side of the second fixed plate, a second cylinder fixedly installed on the second fixed plate for driving the moving plate to move up and down, and a gluing mechanism fixedly installed on the moving plate. The gluing machine has a simple structure and is easy to use. It integrates loading, corner sealing or corner labeling, can effectively reduce the manpower investment of enterprises, accelerate the process of automation in the packaging industry, and is suitable for wide promotion and use.