94 results about "Calendering" patented technology

The application discloses a LVT double-machine composite production line, which comprises a first extruder, a first calendering and laminating device, a heating device and a film material laminating device which are sequentially connected from right to left; the first calendering and laminating device comprises a first constant-thickness roller group, a second constant-thickness roller group and a composite roller group, the first constant-thickness roller group is located above the composite roller group, and the second constant-thickness roller group is located right of the composite roller group; the production line further comprises a second extruder and a glass fiber placing mechanism, the discharge end of the second extruder is communicated with the first constant-thickness roller group, and the glass fiber placing mechanism is installed on the top of the first calendering and laminating device; the base material and the middle material are directly extruded and laminated with glass fibers, and it is not necessary to roll, cool and then warm up in advance, so that a large amount of energy is saved and a large amount of complicated operation is reduced; the first extruder, the first calendering and laminating device, the heating device and the film material laminating device are sequentially arranged, so that only the length direction of the occupied space is occupied, and the space of the equipment is saved.

The present application belongs to the technical field of heat dissipation devices, and particularly relates to a double-sided heat-conducting gasket with different properties and a preparation method thereof. The present application does not use the existing silica cloth as a reinforcing material, but uses a glass cloth blank without additional material and without a coating process as a medium for supporting two kinds of silica gel. The concentration of organic reactants and the molecular weight of silica gel on both sides of the glass cloth are calculated and controlled, and then the silica gel is subjected to stepwise calendering and vulcanization, so as to form a double-sided heat-conducting gasket with different properties on both sides, one side having adhesion and no air holes, and the other side having high strength and less oil bleeding. The present application firstly reduces the oil bleeding rate on the surface of the gasket with the traditional silica cloth as the reinforcing material, and secondly effectively reduces the dense air holes on the surface of the high-heat-conducting gasket with the additional reinforcing material below 0.5 mm, thereby enhancing the stability of the gasket performance.

A system and methods for manufacturing a dry electrode for an energy storage device are disclosed. The system includes a first dry electrode material delivery system configured to deliver a dry electrode material, a first calendering roll, a second calendering roll, and a controller. The second calendering roll is configured to form a first nip between the first calendering roll and the second calendering roll. The first nip is configured to receive the dry electrode material from the first dry electrode material delivery system, and form a dry electrode film from the dry electrode material. The controller is configured to control a rotational velocity of the second calendering roll to be greater than a rotational velocity of the first calendering roll. The method may include providing a multi-roll calender system comprising a first calender roll, a second calender roll; rotating the first calendering roll at a first rotational velocity; rotating the second calendering roll at a second rotational velocity; providing a first dry electrode material to a first nip between the first calendering roll and the second calendering roll to form a dry electrode film. The second rotational velocity may be greater than the first rotational velocity.

The invention relates to the field of intelligent monitoring of steel rolling machining, and particularly discloses an intelligent monitoring system and method for steel rolling machining, and the method comprises the steps: firstly, collecting the temperatures of different to-be-monitored roller regions and monitoring images of different positions of to-be-monitored steel in a rolling machining process; the method comprises the following steps: firstly, acquiring temperature change characteristic information of different to-be-monitored roller areas through a sequence encoder, then, carrying out noise reduction preprocessing operation on monitoring images of different positions of to-be-monitored steel, and then, respectively acquiring steel difference characteristics and steel surface change characteristics in the monitoring images after noise reduction through a deep learning technology; and finally, judging whether the heating values of the to-be-monitored steel in the different roller areas are stable or not in the calendaring process by combining the characteristic information of the steel and the temperature characteristic information of the different roller areas. And if not, corresponding measures are taken in time, so that the production quality of the to-be-processed steel can be ensured.

This invention discloses a zebra stripe-shaped continuous calendering and coating lithium replenishment device, belonging to the technical field of lithium replenishment devices. It includes a base, with a first worktable and a second worktable fixedly mounted on the outer end face of the base. A stripe peeling device is provided above both the first and second worktables. An A-side traction film positioning mechanism and an A-side calendering roller are fixedly mounted on the upper left of the base, and a B-side traction film positioning mechanism and a B-side calendering roller are fixedly mounted on the upper right of the base. A fine-tuning mechanism, a speed encoder, a color mark sensor, a coating mechanism, an electrode unwinding drum, and an electrode winding drum are fixedly mounted on the outer surface of the base. The electrode unwinding drum and the electrode winding drum are connected by an electrode, which passes through the coating mechanism. This invention can achieve the integrated functions of A-side and B-side calendering, continuous zebra stripe peeling, and lithium film alignment positioning, realizing a multi-functional device with strong functionality, effectively reducing processing costs, and high practicality.

The invention relates to the technical field of filtering materials, and mainly relates to an air filtering material and a preparation method thereof. The invention relates to an air filtering material, which comprises the following components: 60-70 parts by weight of wood pulp fiber; 10 to 20 parts by weight of a modified PAN nanofiber; 1-3 parts by weight of a modified PTFE emulsion; 5 to 10 parts by weight of modified PLA; 0.1 to 1 part by weight of chitosan; and 0.01 to 0.1 part by weight of sodium polyacrylate. The preparation method of the air filtering material comprises the following steps: soaking wood pulp fibers in water, and pulping; mixing the pulped wood pulp fibers, the modified PAN nanofibers, the modified PTFE emulsion, the modified PLA, chitosan and sodium polyacrylate to obtain mixed paper pulp; carrying out papermaking by utilizing the mixed paper pulp; and drying and calendering to obtain the air filtering material. The air filtering material provided by the invention also has the effects of high moisture resistance and strong antibacterial property while ensuring high filtering performance.

The invention relates to reverse UV paper and a preparation method thereof. The preparation method comprises the following steps: pulping, preparing pulp, dehydrating and forming a net part, squeezing by a squeezing part, drying by a front drying part, sizing, drying by a rear drying part, calendering by a calender, coiling, packaging and warehousing. Wherein in the sizing step, gelatinized starch with the solid content of 10-12% is adopted as a sizing material, the viscosity of the sizing material is 10-20 cps, the sizing temperature is 70-78 DEG C, and the sizing amount is 3.5 g / m < 2 >-4.5 g / m < 2 >. Different from the prior art, according to the technical scheme, in the sizing step, a large amount of sizing agent adheres to the paper surface by increasing the sizing temperature and reducing the viscosity and the solid content, so that the capillary action of the paper surface is reduced, short-chain starch in the sizing agent is linked with fibers, the fibers are endowed with hydrophobic groups, the hydrophobicity of the paper surface is increased, and the paper surface hydrophobicity is improved. And the UV ink forms a floating layer on the paper surface and is rapidly cured, so that the effect of embossment three-dimensional texture is achieved.

The utility model discloses a kind of SMC sheet double-roller calendering devices, including base, the left end of base is equipped with motor, and the output shaft of motor is connected with the shaft of calendering roller by transmission gear, the calendering roller is provided with two, and calendering roller rotation is installed in the inside of support;Further include: movable shaft, fixed to the one end of calendering roller away from transmission gear, the movable shaft is engaged transmission by bevel gear set and transmission shaft, and the outside of transmission shaft is provided with suction assembly, the suction assembly is connected with fixed box, and fixed box is installed in the side of calendering roller, and the upper edge of fixed box is pasted with cleaning strip.The SMC sheet double-roller calendering device, in calendering working process, part of material or dust adhered to calendering roller surface can be cleaned in time, avoid affecting the flatness of subsequent calendering product surface, and then improve product quality.

The invention provides a calendaring device for industrial belt production, and relates to the technical field of calendaring devices.The calendaring device comprises a rack, a rough calendaring mechanism, a fine calendaring mechanism and a conveyor are sequentially arranged on the rack from left to right, and an unwinding mechanism is arranged at the upper end of the rough calendaring mechanism; the fine calendering mechanism comprises a vertical roll calendering mechanism and a flat roll calendering mechanism which are sequentially arranged from left to right, the unwinding mechanism is used for automatically unwinding an industrial belt base material roll, one end of an industrial belt base material is vertically put into the rough calendering mechanism, and the industrial belt base material subjected to rough calendering is completed; after the direction is changed, the industrial belt base material sequentially enters the vertical roll calendering mechanism and the flat roll calendering mechanism in the horizontal direction, and the industrial belt base material subjected to fine calendering is finally conveyed to the next procedure through the conveyor. Various quality defects in the industrial belt calendering process can be comprehensively covered, the problems of thickness deviation, surface concavo-convex, edge warping, insufficient internal compactness and the like can be effectively solved, and different materials can be compatible through accurate parameter adjustment.

The utility model discloses textile fabric calendering equipment, which relates to the field of textile processing, and comprises a calendering box, a cleaning device is arranged at a left feed port of the calendering box, a cooling device is arranged at a right discharge port of the calendering box, a back-and-forth rotatably connected support roller is arranged in the calendering box close to the left feed port, and the back-and-forth rotatably connected support roller is arranged in the calendering box close to the left feed port. A lower pressing roller device is rotationally connected to the position, close to the right side discharging port, in the calendering box, two fixed heating rollers are rotationally connected to the middle position between the supporting roller and the lower pressing roller device, and the central axes of the supporting roller, the fixed heating rollers and the lower pressing roller device are parallel to one another and located in the same horizontal plane. A tensioning heating roller device is arranged under the two fixed heating rollers, a parallel liftable upper pressing roller device is arranged over the lower pressing roller device, the device can quickly perform cleaning, heating, calendaring and cooling procedures, the structure is compact and reliable, the calendaring effect is improved, and the working efficiency is improved.

The utility model relates to the technical field of ceramic fiber manufacturing, and particularly discloses a ceramic fiber liner calendering device which comprises a track plate. A calendering mold plate is connected in the track plate in a sliding manner; a limiting groove is formed in the calendering mold plate; a plurality of calendering grooves are formed in the limiting groove; a suspension is fixedly connected to the track plate; the suspension frame is fixedly connected with a hydraulic push rod; the movable end of the hydraulic push rod is fixedly connected with a middle block; a first fastener is inserted into an opening in the middle block; the first fastener is sleeved with a fixing plate; a rotating unit is arranged on the fixed plate; a hydraulic push rod pushes a rotating unit, a movable plate and a central shaft to descend, so that the central shaft and the inner surface of a limiting groove are in contact with a ceramic fiber gasket in a calendering groove for rotary calendering, the space in the calendering groove is filled, and the final size of the calendered ceramic fiber gasket is consistent; and a large number of ceramic fiber liners can be calendered at a time.

The utility model belongs to the technical field of calendering equipment, and particularly relates to a calendering roller for photovoltaic glass calendering equipment, which comprises a lower roller operating platform and a rack which are sequentially mounted from bottom to top, a plurality of calendering roller bodies are sequentially arranged at the bottom of the rack, and a mounting mechanism is arranged between each calendering roller body and the rack. The installation mechanism comprises a guide rail and an installation frame installed at the bottom of the guide rail, the guide rail is movably installed in the width direction of the machine frame from outside to inside, the calendaring roller body is rotatably installed at the bottom of the installation frame, and the guide rail is based on movement. The calendaring roller body is movably installed at the bottom of the machine frame through the guide rail, the calendaring roller body can be moved out from the position between the machine frame and the lower roller operation table through the guide rail, the calendaring roller body can be conveniently disassembled and assembled on the outer side of equipment, and then the calendaring roller body is prevented from being collided in the disassembling and assembling process.

The utility model relates to a kind of precision seven-roller calendering equipment, belong to film calendering technical field.It includes host monument, multiple bearing seats are arranged in the host monument, each bearing seat has the freedom of transverse movement in host monument;It is characterized in that, it further includes multiple calendering rollers, the calendering roller is one-to-one corresponding with bearing seat, and calendering roller is installed on corresponding bearing seat;The main body of the host monument is a ring-shaped frame, multiple bearing seats are arranged horizontally and linearly in ring-shaped frame;Servo hydraulic cylinder is arranged between each adjacent bearing seat;The cylinder body and piston rod of servo hydraulic cylinder are respectively connected with the bearing seat of two sides.The utility model uses the host monument structure of ring-shaped frame, adds more roller transverse arrangement horizontal layout, while reducing the height of complete machine, increases the overall rigidity of equipment.

The invention relates to the technical field of plates, in particular to a matte anti-dazzle polycarbonate plate and a preparation method thereof. The formula of the plate mainly comprises bisphenol A polycarbonate resin, a specifically prepared hydroxyl-terminated carbonate oligomer, a double-grafted multifunctional epoxy chain extender and the like. A uniform microscopic scattering structure is constructed in a matrix through transesterification, and chain extension, interface wetting and ultraviolet shielding are synchronously realized by using a double-grafted chain extender. During preparation, a reactive extrusion process of sectional feeding is adopted, and gradient cooling and annealing treatment of three-roller calendering are combined. The method effectively solves the problems of low light transmittance and non-uniform haze caused by dependence on inorganic filler or surface coarsening in the traditional technology, realizes unification of high light transmittance, low glare, high definition and excellent weather resistance, and is particularly suitable for the high-end display fields such as vehicle-mounted display, education tablet and the like.

The application belongs to the technical field of cold upsetting steel wire drawing, and particularly relates to a wire drawing device for preventing cold upsetting steel wire from being broken, which comprises a calender assembly, a spiral steel wire is sleeved and installed on the calender assembly, the calender assembly is provided with a main frame, a middle roller is rotatably installed on the left side of the main frame, a lower pressing part is installed on the top end of the main frame and located at the right upper part of the middle roller, and the lower pressing part is provided with a hydraulic cylinder. The middle roller and the auxiliary roller are combined in an up-down mode, the steel wire is arranged in a spiral mode on the outside of the middle roller, the middle roller and the auxiliary roller are oppositely clamped in an up-down mode, a pressing force is applied to the middle roller and the auxiliary roller by the hydraulic cylinder, the steel wire can be squeezed and passed through when the middle roller rotates, automatic feeding and calendering are realized, the size of the auxiliary roller can be gradually increased, the auxiliary roller is provided with a plurality of auxiliary rollers, segmented continuous calendering is realized, and the steel wire is prevented from being broken.

This invention relates to the field of conveyor belt production technology and discloses a calendering device for conveyor belt production and processing that is easy to adjust. The device includes a base plate, a lower calendering frame fixedly connected to the top of the base plate, an upper calendering frame on the top of the lower calendering frame, a feeding mechanism on one side of the upper calendering frame, a lower calendering roller rotatably connected to the inner cavity of the lower calendering frame, and an upper calendering roller rotatably connected to the inner cavity of the upper calendering frame. Both the lower and upper calendering rollers are rotatably connected via limiting shafts. In this invention, the height of the guide roller can be adjusted via the adjusting arc frame and guide shaft within the guide mechanism. Under the action of the large sprocket, small sprocket, and chain, a speed difference is generated between the calendering roller and the guide roller, thereby creating a rightward force on the conveyor belt placed on the guide roller. This straightens the conveyor belt, ensuring stable transport to the right and preventing the formed conveyor belt from folding, thus guaranteeing the quality of the formed conveyor belt.

The invention discloses a universal release film applied to graphite calendering and a preparation method of the universal release film. The universal release film comprises a PET base material layer and a release layer formed by coating the PET base material layer with a release agent, the release agent is prepared from the following raw materials in parts by weight: 40-50 parts of siloxane resin, 50-60 parts of a reactive siloxane polymer, 1-2 parts of hydrogen-containing silicone oil, 0.5-1.5 parts of a siloxane group additive, 1-3 parts of a platinum complex catalyst and 40-60 parts of an organic solvent, wherein the component of the siloxane resin is a pre-catalyzed vinyl functional organosilicon polymer, and the solid content of the siloxane resin is 30%. The formula and preparation process parameters of the release agent are optimized, so that the release agent and the release agent have a synergistic effect, and the comprehensive performance of the release film can be effectively improved; and the preparation method has the advantages of simple process, controllable process and stable product performance, and is suitable for industrial production of the universal release film applied to graphite calendering.

This invention discloses a calendering molding equipment and process for multifunctional silicone composite materials, belonging to the field of silicone processing technology. The equipment includes a five-roll calendering mechanism, a TPE roll-on texture mechanism, a cross-linking heating mechanism, a winding and laminating mechanism, and an auxiliary processing mechanism. By precisely controlling the roller speed, spacing, and temperature gradient, it achieves integrated molding of multilayer silicone, reinforcing materials, and functional films. The process employs segmented calendering, vacuum rubber mixing, and gradient cross-linking technologies, combined with treatment agent impregnation and double-sided adhesive lamination, to produce silicone composite materials with fire-retardant, thermally conductive, and wear-resistant functions. This invention solves the problems of traditional calendering equipment, such as limited product variety, low thickness accuracy, and insufficient functional integration. It is suitable for scenarios such as new energy vehicle battery pack protection and wire harness winding, improving product production efficiency and reliability.

The utility model belongs to metal waste recovery technical field especially for a kind of calendering device for metal waste recovery, including pedestal, the support of pedestal top end fixed setting, and the mounting seat of support bottom one side connection;The surface of one end of mounting seat is fixed with first air cylinder, and the one end of first air cylinder away from mounting seat is connected with first linkage rod, the other end of first linkage rod is connected with adjusting frame, and the side wall of adjusting frame is fixed with second air cylinder, the output end of second air cylinder is connected with limit seat, and the inside of limit seat is rotatably connected with auxiliary wheel.The utility model is provided with air cylinder, linkage rod, adjusting frame and auxiliary wheel etc. structure, subsequent material after calendering treatment can be conveniently pulled and handled, meanwhile, the deviation of position of material output after calendering in the process of output can be effectively prevented, so as to cause the deviation of subsequent calendering of metal waste, the uneven condition of metal waste after calendering, and the overall practicality is higher.

This utility model discloses an integrated calendering, drying, and fixing machine, relating to the field of calendering technology. It includes a support platform and a PLC controller. The calender body is fixedly mounted on the top surface of the support platform, and a drying chamber is fixedly connected to the top surface of the support platform. A conveyor roller is rotatably connected to the surface of the drying chamber. A drying mechanism for drying materials is provided on the top surface of the support platform, and another drying mechanism is fixedly connected to the inner top surface of the support platform. A fixing mechanism for fixing materials is fixedly provided on the inner top surface of the drying chamber. A hot air blower draws in and exhausts air through two air ducts, causing the hot air blown by the hot air blower to circulate inside the drying chamber to dry the materials. During the drying process, a cylinder drives the mounting plate and pressure roller to descend and press the materials, preventing displacement caused by the hot air during drying. This integrates the calendering and drying processes, solving the problems of long production processes and low efficiency in existing separate calendering machines.

This invention relates to a preparation process for improving the uniformity of warp and weft strength of polytetrafluoroethylene (PTFE) microporous membranes, comprising the following steps: 1) freezing PTFE raw material below zero degrees Celsius; 2) uniformly dispersing the inherent agglomerates of the frozen PTFE raw material through multi-frequency vibration to form frozen granular powder; 3) uniformly mixing the unfrozen PTFE raw material with solvent oil to form oil-coated granular pretreatment material; 4) spreading the oil-coated granular pretreatment material and the frozen granular powder layer by layer in a preforming cylinder according to a certain ratio; 5) subjecting the mixture to preforming, extrusion, calendering, and biaxial stretching to form a PTFE microporous membrane with uniform warp and weft strength. The PTFE microporous membrane produced by this preparation process exhibits uniform warp and weft strength and has minimal impact on the membrane's filtration efficiency and resistance.

The utility model discloses a pole piece extension device and a battery production system. The pole piece extension device comprises a calendering mechanism and a drawing mechanism, the calendering mechanism is provided with an input side and an output side which are opposite to each other, the input side is used for receiving an input pole piece, the support component, the supporting roller and the compression roller assembly are both arranged on the support component, the compression roller assembly comprises a compression roller, and the supporting roller and the compression roller are configured to jointly calender partial blank areas of the pole piece. The drawing mechanism is located on the output side and comprises a drawing roller, the peripheral surface of the drawing roller is provided with a drawing area, the drawing area is configured to draw a blank area left after calendaring, at least one protrusion surrounding the axis of the drawing roller is formed on the peripheral surface of the drawing roller, a drawing area is formed on the peripheral surface of each protrusion, and the drawing area is arranged on the peripheral surface of the drawing roller. And each bulge corresponds to one compression roller.

The invention discloses a production method of PVC shoulder clamping cloth, and belongs to the field of production of PVC shoulder clamping cloth. According to the production method of the PVC shoulder clamping cloth, the wear resistance of the tarpaulin is remarkably improved and the service life of the tarpaulin is remarkably prolonged through a sectional type wear-resistant layer design and a precise temperature control process. The method comprises the steps of preheating and shaping, two times of scraping and drying, calendaring, thickness measuring and adjusting, heat sealing of a wear-resistant layer and the like, the wear-resistant layer is of a sectional structure at the break angle, the wrapping area of the cylinder body is larger than 1.3 M, and the heating temperature is stabilized at 150-155 DEG C. The problems of break angle abrasion and secondary heat sealing difficulty of traditional tarpaulin are solved, the service life is prolonged by at least one time, and the cost is reduced.

The utility model discloses a novel ceramic fiber paper line calendaring and thickness-fixing device which comprises a beating pool, a pulp pipe, a pulp flowing box and a pulp distributor, and further comprises a calendaring and thickness-fixing roller which is arranged on a wet paper blank and used for fixing the thickness of the wet paper blank, and the pulp pipe, the pulp flowing box and the pulp distributor are sequentially arranged on the side portion of the beating pool and face the direction of screen cloth and the wet paper blank. Mirror alloy steel which is evenly distributed on the wet paper blank is arranged on the surface of the calendaring thickness fixing roller. Compared with the prior art, the press-polishing thickness-fixing roller has the advantages that rubber on the surface of a traditional press roller is improved into mirror alloy steel, the press-polishing thickness-fixing roller is formed, the smoothness of the surface of paper and uniformity of banner quality can be improved while thickness fixing is achieved, the smoothness and glossiness of the paper can be remarkably improved, the paper is more attractive, and the press-polishing thickness-fixing roller is suitable for popularization and application. The thickness and uniformity of the paper can be adjusted, and the use performance of the paper is improved.

The application relates to a PVC calendering film production process and belongs to the technical field of PVC calendering films. The process comprises the steps of feeding, extruding, forming, cooling, edge cutting and winding. In the cooling step, a first-stage cooling roller, a second-stage cooling roller and a third-stage cooling roller are arranged, the cooling temperatures of the first-stage cooling roller, the second-stage cooling roller and the third-stage cooling roller are sequentially reduced, and a control system is arranged in the cooling step. The control system comprises a temperature measuring module, a temperature control module, a temperature reducing module and a notification module. The temperature measuring module is used for detecting the temperature of the first-stage cooling roller and sending the temperature to the temperature reducing module. After receiving the temperature sent by the temperature measuring module, the temperature reducing module performs difference operation to obtain the corresponding temperatures of the second-stage cooling roller and the third-stage cooling roller and sends the temperatures to the temperature control module. The temperature control module adjusts the temperatures of the second-stage cooling roller and the third-stage cooling roller according to the temperatures. The application has the advantages that the temperatures of the cooling rollers can be controlled, and the probability that the produced PVC calendering film does not meet the requirements is reduced.

The application provides a wool collagen antibacterial fabric and a preparation method, and belongs to the field of functional textile materials and manufacturing process textile technology. The shrink-resistant wool yarn and collagen yarn are used as raw materials, and the collagen yarn is composed of marine fish collagen viscose and cotton fibers. The wool yarn is prepared through the following processes: wool yarn: strip dyeing, rewashing, wool splicing, secondary combing, fore-spinning, spinning, self-winding, doubling, doubling, steaming. The collagen yarn is prepared through the following processes: loose bobbin, dyeing, drying, and reversing the bobbin. Weaving: warping, harnessing, weaving, inspection, and repair. Post-finishing: singeing and dust collection, continuous cooking, drying, tank steaming, finishing, washing, separation, lining cooking, drying, intermediate inspection, finishing, brushing, calendering, tank steaming, and finished product. The advantages of wool and collagen fibers are successfully combined, and through process innovation, a multifunctional fabric with antibacterial, moisturizing, comfortable and high-end texture is created, solving the problems of single function and difficult processing in the prior art.

The utility model relates to a feeding device of a PVC (polyvinyl chloride) sheet calender for cosmetic packaging, and aims to solve the problems that when extruded and formed PVC is conveyed at present, the surface layer is hardened and the core part is still melted due to too fast surface cooling, layering of cold skin and hot core occurs in subsequent calendering, the surface of the PVC is polluted during conveying due to dust in a working environment, and the production cost is reduced. The technical problem that flaws occur after calendering, and the PVC calendering quality is further affected is solved, the PVC calendering device comprises a conveyor, a protection mechanism and a heating and blowing mechanism are arranged on the conveyor, and the protection mechanism comprises an upper protection cover installed above the conveyor and a lower protection cover installed below the conveyor. The PVC material conveying device has the advantages that the situation that in the PVC material conveying process, due to the fact that the surface of a PVC material is cooled too fast, the surface layer is likely to be hardened, and the core portion is still molten is avoided, meanwhile, dust in the working environment is prevented from being adsorbed to the surface of the conveyed PVC material, the PVC surface is prevented from being polluted in the conveying process, flaws generated after calendaring are avoided, and the PVC calendaring quality is further improved.

The present invention discloses an electrode forming device and a coating method. The electrode forming device comprises a double-cone extrusion mechanism, a double-steel-belt calendering mechanism, an edge trimming mechanism, a four-roller mechanism, and a winding and unwinding mechanism; the double-cone extrusion mechanism is used for mixing and extruding materials; the double-steel-belt calendering mechanism is used for calendering the extruded materials into a film sheet; the edge trimming mechanism is used for trimming the edge of the film sheet; the four-roller mechanism is used for performing a secondary thinning operation on the film sheet and compounding the film sheet with a current collector; and the winding and unwinding mechanism is used for performing winding and unwinding operations on the compounded electrode sheet. The coating method comprises the following steps: S1, material treatment; S2, preliminary film formation; S3, film sheet trimming; S4, secondary thinning; S5, A-side compounding; S6, semi-finished product winding; S7, semi-finished product unwinding; S8, B-side compounding; and S9, finished product winding. The film formation quality of the film sheet can be improved, the consistency and uniformity of film formation can be ensured, the requirements for press rollers can be reduced, and the service life of the press rollers can be prolonged.

According to the rolling calendaring device provided by the invention, the two mounting frames which are arranged at an interval are arranged, and the vertical moving grooves are formed in the mounting frames, so that the calendaring assemblies can slide in the vertical direction, and meanwhile, the fixing pieces and the moving grooves extend in the same direction to form a rigid frame, so that the overall pressure resistance and stability of equipment are remarkably enhanced. The calendering roller adopts the combined design of the calendering assembly and the moving rod, the moving rod is rotationally connected with the fixing piece, rotary motion is converted into vertical linear motion of the calendering assembly, and the problem that a traditional sliding arm shakes due to conflict between horizontal stress and the vertical adjusting direction is solved.