591 results about "Packing method" patented technology

The present invention belongs to the technical field of oil and gas engineering. Disclosed are an artificially-assisted packing method for sand control and water control in a fractured reservoir, and a packing effect evaluation method. The artificially-assisted packing method for sand control and water control in a fractured reservoir comprises the following steps: S11, calculating a fracture occurrence evaluation index F for a fractured reservoir; S12, calculating an artificially-assisted packing process implementation feasibility index G; and S13, on the basis of the fracture occurrence evaluation index F obtained in step S11 and the artificially-assisted packing process implementation feasibility index G obtained in step S12, selecting one of a natural micro-saturated packing process, an artificially-assisted squeezing supersaturated packing process and an artificially-assisted fracturing strong-saturated packing process for packing. By means of the packing method in the present invention, an appropriate packing mode is correspondingly selected on the basis of the structure of a natural fracture in a reservoir, and the matching degree between the natural fracture and an available proppant, thereby "making the remedy suit the case" and effectively ensuring the effect of sand control and water control.

The invention discloses a recycled aggregate close packing method established based on a volume expansion and contraction putting principle, belongs to the technical field of building material preparation, and is mainly applied to grading optimization and close packing treatment of recycled aggregate in production of building materials such as concrete. Comprising the following steps: S1, constructing a recycled aggregate three-dimensional particle model; S2, constructing a recycled aggregate accumulation model; and S3, performing grading optimization. The three-dimensional morphology characteristics of irregular shape, protruding edges and corners and the like of the recycled aggregate are fully considered, the volume expansion and shrinkage putting principle is combined, efficient collaborative accumulation of the coarse and fine aggregate is achieved, the accumulation density is improved by 8%-12% compared with that of a traditional method, and the accumulation structure is remarkably improved; the optimal feeding proportion and sequence of the aggregates of different particle sizes are accurately determined, the advantages of all the particle sizes are fully played, and the filling effect in the concrete is improved.

The invention relates to an automatic bearing packaging device and a packaging method, and relates to the technical field of packaging equipment. The device comprises an operating table and a support plate installed on one side of the operating table, a bottom support rod is arranged at the lower side of the operating table, a servo motor is arranged in the middle of the bottom support rod, and a packaging device is arranged on the operating table; the packaging device comprises an annular inner plate rotatably installed on the operating table, and the annular inner plate is connected to the rotating end of the servo motor, and a No. 1 position, a No. 2 position and a No. 3 position are arranged in sequence on the operating table, a plurality of active cylinders are equidistantly and vertically arranged on the annular inner plate, a supporting rod is installed in the middle of the active cylinder, packaging materials are placed on the support plate, a locking mechanism is arranged on the active cylinder, and a buckle unit is arranged at the No. 3 position of the operating table; the device has the function of being able to perform independent closed packaging operations on multiple bearings at the same time, thereby improving the waterproof, moisture-proof and dust-proof properties of the bearings after packaging, and at the same time being able to reduce the occurrence of easy damage during transportation.

Packaging methods include inserting an article into a virtual pouch defined by folding and tacking a first sheet of textile material. The first sheet is then folded about the article such that the first sheet encompasses the article. A second sheet of a textile material is then folded about the first sheet into a configuration such that the second sheet entirely envelops and encloses the first sheet and the textile article. The second folded sheet is then secured in the enveloping configuration. Alternatively, the article is wrapped in and encompassed by a first sheet of textile material by folding and the resulting package is then enclosed within a virtual pouch created in a second sheet of textile material. The resulting outer sheet enclosing the inner sheet with the textile article is then secured in its enclosing configuration with a strap. The packaging materials can be cleaned and decontaminated for reuse.

The invention discloses a packaging method and device for a PTG316L stainless steel cold plate. According to the packaging method, the means of cleaning and drying, rust-proof treatment, buffering protection, vacuum packaging, outer packaging reinforcement and the like are adopted for standardization and protection, corresponding materials are adopted, so that the PTG316L stainless steel cold plate is prevented from being damaged by scratches, collisions, corrosion and the like in the transportation and storage process, and the surface quality and integrity of the PTG316L stainless steel cold plate are guaranteed. The packaging device comprises corresponding equipment for achieving all packaging steps, the packaging quality of the PTG316L stainless steel cold plate can be effectively improved, the damage risk of products in the circulation process is reduced, and good application prospects are achieved.

The invention relates to the technical field of fruit fresh-keeping storage, and discloses a low-carbon fresh-keeping litchi normal-temperature storage, transportation and packaging method which comprises the following steps: (1) pretreatment: picking fresh litchis, screening the picked fresh litchis, and then precooling the screened litchis until the temperature of fruit cores is 0-15 DEG C; (2) packaging: carrying out e-commerce packaging in an operation room at the temperature of 15-20 DEG C, firstly putting a phase change cold storage agent at the bottom of an aluminum foil heat preservation bag, then putting a bacteriostatic fresh-keeping water absorption pad, then putting the pretreated fresh litchis, packaging by using the aluminum foil heat preservation bag coated with a macromolecular waterproof layer, and finally putting the litchis into a drying room at the temperature of 15-20 DEG C; the whole aluminum foil heat preservation bag is placed into a foam box made of polypropylene plastic foam materials and then sealed, and the outer layer is a common carton with a trademark; the bacteriostatic fresh-keeping water-absorbing pad contains a water-absorbing bacteriostatic compound (3) for transportation; according to the packaging method, temperature control, bacteriostasis, drying and air permeability are achieved, the fresh-keeping effect on the litchis is effectively achieved, and the method is low-carbon, environmentally friendly, simple, efficient and high in generalization performance.

The invention belongs to the technical field of abrasive paper production, and particularly relates to an automatic production and packaging system and method for environment-friendly water-based green abrasive paper. The material belt traction assembly is used for continuously conveying the material belt, the upper punching assembly and the lower punching assembly are used for punching the material grinding layer of the material belt, the first material grinding part and the second material grinding part which can be clamped with each other are obtained correspondingly, and the obtained first material grinding part and the obtained second material grinding part are transferred to the first abrasive paper base belt and the second abrasive paper base belt correspondingly; and then the two pieces of abrasive paper are laminated and compounded through the compounding and slitting assembly, and a self-protection packaged slitting product is obtained through slitting. The slitting product with the self-protection packaging function is formed by clamping the two pieces of abrasive paper, the abrasive paper base bands of the two pieces of abrasive paper serve as protective structures, a protective die does not need to be additionally sleeved on the two pieces of abrasive paper, self-protection packaging can be achieved through slitting after production, packaging materials can be saved, the environment can be protected, and the situations that the packaging film is damaged and abrasive materials are abraded are effectively avoided.

The invention discloses an automatic packaging method for stringing fruits, which relates to the technical field of intelligent agricultural equipment and automatic sorting and packaging, and comprises the following steps: collecting weight, surface images and internal flaw data of the fruits, extracting composite quality characteristics, and constructing weight grading, surface and internal detection models; outputting a weight grade label, a color grade label and fruit surface flaw and internal flaw marks, executing weight grading rejection and packaging, counting the flaw rate for early warning, and displaying a weight-flaw correlation scatter diagram and a density thermodynamic diagram in real time by a three-dimensional board. Through dynamic weighing, multispectral imaging and X-ray detection, full-dimensional automatic detection of fruit weight, surface and internal flaws is achieved, high-precision sorting and packaging execution logic is constructed, sorting accuracy and packaging efficiency are improved, the flaw rate is counted, self-calibration early warning is triggered, the quality stability of a production line is guaranteed, and the production efficiency is improved. Visual decision support is provided for process optimization, and manual intervention and product loss are effectively reduced.

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

The invention provides a chimeric envelope glycoprotein, a preparation method thereof and an envelope plasmid, a packaging method and a kit of the chimeric envelope glycoprotein, and particularly relates to a preparation method of the chimeric envelope glycoprotein, the chimeric envelope glycoprotein and a lentivirus envelope plasmid. The invention discloses a pseudotyped packaging method of lentivirus and a kit. The amino acid sequence of the wild type VSV-G envelope glycoprotein is chimeric with the amino acid sequences of other envelope glycoproteins, and compared with the initial wild type envelope glycoprotein, the obtained chimeric envelope glycoprotein can effectively improve the lentivirus packaging efficiency, biological activity and other properties.

The invention relates to the technical field of neodymium-iron-boron magnet packaging, and particularly discloses a packaging method for facilitating delivery of neodymium-iron-boron magnets, which comprises the following steps: S1, cleaning the surfaces of the neodymium-iron-boron magnets; the surface of the cleaned neodymium-iron-boron magnet is coated with an anti-oxidation coating through an anti-oxidation coating technology; s2, performing magnetic pole marking on the neodymium-iron-boron magnets subjected to coating treatment, and arranging and adsorbing the neodymium-iron-boron magnets with marked magnetic poles on a flexible magnetic conductive sheet at intervals; s3, a flexible buffer carrier is arranged on the magnetic conductive sheet, the flexible buffer carrier is provided with a plurality of containing grooves, the different neodymium-iron-boron magnets are located in the different containing grooves of the flexible buffer carrier respectively, and the shapes of the containing grooves are matched with the shapes of the neodymium-iron-boron magnets; and S4, the magnetic conductive sheets with the neodymium-iron-boron magnets and the flexible buffer carriers are loaded into packaging bags to be packaged and then stacked in a box body, magnetic shielding assemblies are arranged on the six faces of the box body, and the space between the packaging bags is filled with flexible damping materials.

The invention relates to the field of automatic processing, and particularly discloses an automatic packaging system and method for sheet material stacks. The automatic packaging system comprises a rack, a paper feeding module, a rubberizing module, a paper packaging module and a transposition module, and a feeding station, a paper feeding station, a rubberizing station and a discharging station are arranged on the rack; the paper feeding module comprises a paper feeding assembly and a paper receiving assembly, the paper feeding assembly comprises a packaging paper conveying unit, and the paper receiving assembly comprises a paper receiving support, a pressing unit and a translation driving unit; the paper wrapping module comprises a base, two sets of material stack clamping arms extending downwards are arranged on the base, and a supporting plate is arranged at the lower ends of the material stack clamping arms; a paper wrapping clamping plate and an overturning driving unit are further arranged on the base, and a closing driving piece is arranged at the free end of the paper wrapping clamping plate; the transposition module comprises a feeding assembly, a middle transposition assembly and a discharging assembly. The automatic packaging system can automatically complete bundling and packaging operation of the sheet stacks, and has the advantages of being reliable in bundling and high in efficiency.

The invention discloses a disposable sterile operation kit, packaging equipment and a packaging method thereof, and relates to the technical field of medical instruments, the disposable sterile operation kit is provided with an operation kit main body packaged by a protective package, and sterilization operation is performed between the operation kit main body and the protective package through sterilization gas. The operation kit main body comprises a protective carrying body, a drawing rope sealing layer and a plurality of carrying boxes, the protective carrying body is used for containing large articles such as operation drapes, operation gowns and the carrying boxes, and the carrying boxes are used for containing small fragmentary articles such as suture lines; according to the operation kit, internal articles are fully protected through three layers of protection (the protection package, the protection loading body and the drawing rope sealing layer), the possibility that the internal articles are extruded or impacted to be damaged is reduced, meanwhile, the sterile effect is improved, the possibility that the internal articles are polluted is reduced, the operation kit is produced in a semi-automatic packaging mode, and the production cost is reduced. And pure manual packaging is replaced by equipment and manual matched packaging, so that the cost is reduced, the efficiency is improved, and the production quality is also improved.

The invention provides BaEV-G envelope glycoprotein, an optimization method of the BaEV-G envelope glycoprotein and an envelope plasmid, a packaging method and a kit which relate to the BaEV-G envelope glycoprotein, and particularly relates to the optimization method of the BaEV-G envelope glycoprotein, chimeric BaEV-G envelope glycoprotein, a lentivirus envelope plasmid, a pseudotyped packaging method of lentivirus and the kit. The BaEV-G envelope glycoprotein and the VSV-G envelope glycoprotein are chimeric to obtain the chimeric BaEV-G envelope glycoprotein, and the properties of lentivirus packaging efficiency, biological activity and the like can be effectively improved.

The application discloses a kind of automatic paper cap equipment and packaging method of both ends of roll material, including rack, conveying device, centering device, clamping fixture, feeding device, flattening device and adhesive tape winding device are equipped on rack, roll material is placed on conveying device, conveying device can be placed forward along Y axis direction to conveying roll material, centering device is used to centering the roll material placed on conveying device, clamping fixture is used to lift up the roll material after centering to fix the roll material, and can drive the roll material around its axis of rotation to be lifted, both sides of conveying device are equipped with matched feeding device, flattening device and adhesive tape winding device for respectively paper cap coating to both ends of the roll material to be lifted, the application realizes mechanical automation packaging, to keep the efficient packaging efficiency in packaging process, can simultaneously complete paper cap packaging to both ends of roll material, and packaging efficiency is higher.

The invention relates to the technical field of food packaging machinery, in particular to prepackaged food production packaging equipment and a packaging method.The prepackaged food production packaging equipment comprises a box body, a shell, a controller, a vacuum pump, a support and a supporting table, the shell is arranged at the top end of the box body, the controller is installed on the shell, the vacuum pump is arranged in the box body, and the supporting table is installed on the vacuum pump; two sets of supports are fixedly arranged at the front end of the box body, a set of supporting tables are arranged between the two sets of supports, and the vacuum pumping assembly is installed in the shell and used for conducting vacuum pumping on a packaging bag; the buffer tank assembly is mounted in the box body and is used for collecting soup; the cleaning assembly is mounted in the box body and is used for cleaning the soup of the buffer tank; the heat sealing assembly is mounted on the box body and is used for sealing the vacuumized packaging bag; when the device is used, a packaging bag containing cooked food is placed on the supporting table, then the cleaning assembly is started to clean the buffer tank assembly and the vacuumizing assembly, and the service life is prolonged.

This invention provides a packaging device and method for medical BD test kits, including a workbench. An operating table is fixedly installed on the right side of the workbench. Multiple vertically arranged square placement cylinders are fixedly installed circumferentially on the workbench. These cylinders are used to stack cardboard and sterilization indicator cards. A rotating column is also installed on the workbench. Multiple connecting arms are fixedly connected to the circumferential sidewalls of the rotating column. Each connecting arm has a picking mechanism at its end for adsorbing the cardboard and sterilization indicator cards. A rotating shaft capable of rotating 180° at intervals is installed on the operating table. A packaging plate is fixedly connected to the top of the rotating shaft. This device can automatically stack cardboard and sterilization indicator cards in sequence and automatically complete the packaging process of stacked cardboard, achieving a high degree of automation and preventing sequence errors.

The invention discloses an automatic dental floss pick transferring and packaging device and a transferring and packaging method.The automatic dental floss pick transferring and packaging device comprises a conveying piece, a dental floss pick transferring mechanism, a dental floss pick grabbing and boxing mechanism and a pushing piece, and the dental floss pick transferring mechanism and the dental floss pick grabbing and boxing mechanism are arranged on the two sides of the conveying piece correspondingly; the material receiving rod can move towards one side of the material stacking rod and extends into an opening area of the floss pick, the material stirring rod is arranged below the material receiving rod and provided with a first material stirring position and a second material stirring position which are located on the left side and the right side of the material receiving rod, and the material stirring rod is switched between the first material stirring position and the second material stirring position. A set of floss picks with the fixed number are placed on the stacking frame, the floss picks are conveyed to the pushing station one by one through the transferring piece and conveyed to the material receiving rod through the pushing piece to achieve material transferring, the floss picks are pushed by the material shifting rod to deflect, and the material shifting rod can be switched between the first material shifting position and the second material shifting position. Two-angle boxing operation of the dental floss picks can be achieved, manual boxing operation is replaced, and the production efficiency is improved.

The invention discloses special intelligent packaging equipment for agricultural products and a packaging method of the special intelligent packaging equipment, and belongs to the field of agricultural product packaging. The special intelligent packaging equipment comprises supporting frames and conveying units jointly and fixedly connected to the opposite sides of the multiple supporting frames, a discharging mechanism is installed on the surfaces of the conveying units, and a packaging mechanism is installed on the surface of the discharging mechanism; the discharging mechanism comprises a bearing plate fixedly connected to one side of the conveying unit, and mounting grooves are formed in the upper surface of the bearing plate in a path array mode. Through cooperative use of the devices, a pressure sensor and a weighing plate are matched to weigh agricultural products, the agricultural products are graded based on the weight interval of the agricultural products, and according to the grade of the agricultural products, an electric push rod and an arc-shaped plate are adopted to push the agricultural products into corresponding mounting grooves; therefore, the agricultural products enter the packaging mechanism to be packaged and conveyed, and the agricultural products are graded according to the weight in the packaging process.

The invention relates to a packaging apparatus (1). The packaging apparatus (1) comprises at least one horizontal conveying device (10, 20) for providing packaging (3), and a feed (60) for articles (2). The packaging apparatus (1) also comprises a handling device (15) which is designed to receive articles (2) from the feed (60) and to bring them together with a relevant item of packaging (3) on the at least one horizontal conveying device (10, 20) so that a plurality of articles (2) form, together with a relevant item of packaging (3), a packaging unit (8) on the at least one horizontal conveying device (10, 20). The packaging apparatus (1) also comprises at least one manipulator (16) and a transport device (70). The manipulator is designed to receive packaging units (8) from the at least one horizontal conveying device (10, 20) and to transfer the received packaging units (8) into predefined positions on the transport device (70), in which predefined positions successive packaging units (8) on the transport device (70) have a defined relative mutual spacing.

The invention provides a ringing roll packaging production line and a packaging method thereof. The ringing roll packaging production line comprises a rack, the machine frame is provided with a conveying groove used for containing a plastic tray, a driving mechanism used for driving the plastic tray to move along the conveying groove, a film conveying mechanism located above the conveying groove and used for conveying a packaging film, and a bag folding mechanism used for wrapping the plastic tray with the packaging film. The lower sealing mechanism is used for sealing the lower side of the packaging film, the side sealing mechanism is used for sealing the side edge of the packaging film, a through groove is formed in the conveying groove in the conveying direction of the conveying groove, the driving mechanism comprises a plurality of push rods and a driving set, the driving set is arranged below the conveying groove, and the lower ends of the push rods are connected with the driving set; the upper end of the push rod upwards penetrates out of the conveying groove through the penetrating groove so as to be driven by the driving set to move along the penetrating groove to drive the plastic tray to move in the conveying groove. The bell roll packaging machine can quickly and efficiently complete bell roll packaging and is good in packaging quality.

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 invention relates to the field of vacuum packaging, in particular to automatic vacuum film coating packaging equipment and a packaging method for preserved meat. Comprising a placing table, a thin film conveying mechanism used for conveying a packaging thin film to the position above the placing table, and a thin film leveling mechanism which comprises a clamping assembly and a jacking assembly, wherein the placing table is provided with a positioning groove used for placing a preserved meat supporting box and is provided with a negative pressure channel, a vacuum pump connected with the negative pressure channel and a sealing gland and can move in the vertical direction, and the thin film conveying mechanism is used for conveying the packaging thin film to the position above the placing table; the clamping assembly comprises two clamps, the two clamps are symmetrically arranged on the two sides of the containing table in the width direction, and the jacking assembly comprises an annular jacking frame and a jacking driver. The edge of the packaging film is clamped through the clamps on the two sides, the middle of the packaging film is jacked through the annular top frame to form a pre-tightening state, then the upper sealing ring moves downwards along with the sealing gland to press the lower sealing ring on the annular top frame for sealing and vacuumizing, the packaging film is attached to the preserved meat supporting box, and the film covering flatness is improved.

The invention provides a purchase plan packaging method, electronic equipment and a computer program product, and is applied to the technical field of data analysis. The method comprises the following steps: determining a plurality of purchase plans needing to be packaged; packaging the plurality of purchase plans based on a target undirected graph to obtain at least one purchase package; wherein the nodes in the target undirected graph represent a purchase plan in the historical packaging process, and the edges in the target undirected graph represent that the nodes at the two ends of the edges are packaged into the same purchase package in the historical packaging process. According to the method, automatic packaging can be realized on the basis of the target undirected graph for the multiple purchase plans needing to be packaged, so that the problems of low manual packaging efficiency and easiness in mistaking are avoided.

To provide a packaging device that can stably package a packaging sheet around a cylindrical article with a relatively simple configuration.SOLUTION: A packaging device 1 comprises: a frame 110; four or more aggregation parts 120 having a movably fixed slide piece 140 and fixed thereto and having aggregation plates; a drive part 130 that moves any of the aggregation parts 120; and a pushing part 150. The aggregation plate is inclined with respect to a moving direction of the aggregation parts 120, when any of the aggregation parts 120 move, the other aggregation parts are pushed by the aggregation plates of the adjacent aggregation parts and move in different directions, the aggregation plate can be moved between a first state and a second state in which the volume of an aggregation area is small. The aggregation parts 120 are moved from the first state to the second state to aggregate a packaging sheet 410 in the aggregation area, and the pushing part 150 is moved to push the packaging sheet 410, thereby packaging a cylindrical article 400 with the packaging sheet 410.SELECTED DRAWING: Figure 1

To provide a packaging body and a packing method improved in freshness keeping effect of cut vegetable.SOLUTION: A packaging body is formed by hermetically packaging cut vegetable in a packaging container formed of a resin film, and (a) when a ratio of an air volume (cm3) in the packaging container to a cut vegetable volume (cm3) in a hermetically packaged state is defined to be HS1, and when a ratio of the air volume (cm3) in the packaging container to the cut vegetable volume (cm3) at 10°C and 72 hours later is defined to be HS2, HS2 / HS1 is 1-1.5, and (b) an oxygen concentration in the packaging container 72 hours after tight packaging is 0.1-20%, and in the hermetically packaged state, 90 mass% or more of cut cabbage is included to the total mass of the cut vegetable.SELECTED DRAWING: None