258 results about "Calendering" patented technology

The utility model provides a steel brick composite flange brick for forming rolled glass, which is arranged on two sides of the top surface of a lip brick, a calender is arranged behind the lip brick, the calender comprises an upper calendering roller and a lower calendering roller, the steel brick composite flange brick comprises a flange brick body, a top end part a and a bottom end part b, cambered surfaces arranged at the upper part and the lower part of the tip part a are respectively matched with the upper calendaring roller and the lower calendaring roller, and a clamping part a clamped on a lip tile is arranged on the inner side of the cambered surface at the lower part of the tip part a; and at least the part between the upper calendering roller and the lower calendering roller is arranged in a profiling manner according to the outer contour of the tip part a, and the baffle structure is made of heat-resistant steel. By arranging the steel baffle structure which is profiled with the outer contour of the flange brick on the inner side of the tip end of the flange brick, the steel baffle structure provides an accurate contour, the flange brick body provides structural strength and heat preservation, the steel baffle structure is small in area, the heat dissipation area and the heat dissipation speed are greatly reduced, the production cost is reduced, and the edge clearing loss is greatly reduced; the problem that in the prior art, a steel flange brick is large in heat dissipation area and too fast in heat dissipation, so that the glass edge is crystallized, and edge loss is large is solved.

The invention discloses a technology for manufacturing a thin film by recycling and calendering a polytetrafluoroethylene material, and belongs to the technical field of high polymer material recycling and processing, the technology for manufacturing the thin film by recycling and calendering the polytetrafluoroethylene material comprises the following steps: crushing waste products, and carrying out three-stage screening impurity removal and melt index detection; after being cleaned by supercritical carbon dioxide, the qualified material is mixed with industrial by-product filler, waste tire rubber powder and the like, low-temperature mixing is conducted through a double-screw extruder, and mixing parameters are automatically regulated and controlled through a tension sensor; performing calendaring forming by a five-roller calendaring unit, preheating the first two rollers, performing differential stretching by the middle three rollers, engraving a micro groove by the third roller, and controlling the thickness precision to be + / -3% by an online thickness gauge; the film is slit after being compounded according to requirements, and scrap edges are crushed and recycled. The method realizes efficient recovery of waste polytetrafluoroethylene, and has the advantages of thorough impurity removal, stable performance, environmental protection and energy saving.

The invention relates to dry-method electrode multi-stage rolling film forming equipment and a differential rolling method, and belongs to the technical field of dry-method electrode calendaring, the dry-method electrode multi-stage rolling film forming equipment comprises a first-stage rolling mechanism, a second-stage rolling mechanism and a third-stage rolling mechanism which are sequentially arranged in the material advancing direction, the first-stage rolling mechanism is used for primarily rolling fibrous network coated particle powder into a first-stage membrane, and the second-stage rolling mechanism is used for primarily rolling fibrous network coated particle powder into a second-stage membrane; the second-stage calendering mechanism overlaps the two layers of first-stage diaphragms and performs differential speed thinning calendering to form second-stage diaphragms; the third-stage calendering mechanism overlaps the two layers of second-stage diaphragms and performs differential speed thinning calendering to form finished diaphragms; the differential calendaring method comprises the steps of powder fibration coating preparation, first-stage calendaring synergetic film forming, second-stage differential superposition calendaring, first-time online thickness-density closed-loop correction, third-stage differential superposition calendaring and second-time online thickness-density closed-loop correction. The problem that in an existing dry-method electrode calendering film forming technology, the consistency of the compaction density and the surface density of a film is poor is effectively solved.

The utility model discloses three-roller press polish equipment which comprises a rack, a press roller mechanism and a heating device, the press roller mechanism and the heating device are installed on the rack, and the rack comprises a pair of wall plates oppositely arranged left and right and a plurality of cross beams connected between the pair of wall plates; the compression roller mechanism comprises an upper roller, a middle roller and a lower roller which are rotationally mounted between the pair of wallboards, and the upper roller, the middle roller and the lower roller are sequentially arranged from top to bottom and extend in the left-right direction; the heating device is arranged at the middle roller and comprises a reflecting plate covering the outer side of the middle roller and at least three temperature control units installed on the inner side of the reflecting plate, the reflecting plate is in an arc shape, the at least three temperature control units are sequentially arranged in the left-right direction, and each temperature control unit comprises a temperature controller, a temperature sensor and a plurality of heating pipes. The temperature controller is in signal connection with the temperature sensor and the plurality of heating pipes; the heating device is mounted at the middle roller and controls the heating temperature in a partitioned manner, so that a product extruded by the extrusion die is uniformly heated, and the thickness uniformity of a final finished product is ensured.

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 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 utility model discloses a novel three-roller calender, which comprises a left calendering wall plate and a right calendering wall plate, and is characterized in that an upper cooling roller, a middle cooling roller and a lower cooling roller are rotatably arranged between the left calendering wall plate and the right calendering wall plate, the middle cooling roller and the lower cooling roller are horizontally arranged side by side, a cooling gap for a PP sheet to pass through is arranged between the middle cooling roller and the lower cooling roller, and the lower cooling roller is rotatably arranged on a front-back adjusting mechanism. The front-back adjusting mechanism is connected to the left calendering wall plate and the right calendering wall plate and used for driving the lower cooling roller to move back and forth in place so as to adjust the cooling gap, the upper cooling roller is located above the middle cooling roller, a flowing channel for a PP sheet to penetrate through is formed between the upper cooling roller and the middle cooling roller, and the upper cooling roller is rotationally connected to the up-down adjusting mechanism. And the up-down adjusting mechanism is connected to the left and right calendering wallboards and is used for driving the upper cooling roller to move up and down in place so as to adjust the flow channel distance between the upper and middle cooling rollers. According to the utility model, the cooling effect of the PP sheet is improved, and the adjustment of the bending degree of the cooling wrap angle of the PP sheet is realized.

The utility model relates to the technical field of alloy calendering, and discloses metal material calendering equipment which comprises a base, a support is fixedly connected to the top of the base, a first motor is fixedly connected to one side of the support, a lower roller is fixedly connected to the output end of the first motor, and a driving gear is fixedly connected to one end of the lower roller. The other side of the support is rotationally connected with a driven gear, one side of the support is fixedly connected with a second motor, the output end of the second motor is fixedly connected with a connecting shaft, and the outer wall of the connecting shaft is fixedly connected with a first bevel gear. The connecting shaft drives the second bevel gear to rotate through the first bevel gear, the second bevel gear drives the threaded rod to rotate when rotating, then the first limiting block is driven to move, the effect of synchronously adjusting the rollers is achieved, and the problem that when the distance between the upper roller and the lower roller is adjusted, the threaded rod needs to be rotated at the two ends of the upper roller for adjustment is solved. And therefore, the production quality of the metal material is improved.

The utility model relates to the technical field of PTFE (Polytetrafluoroethylene) film calendaring, and discloses PTFE film calendaring production equipment which comprises a calendaring table, the top end of the calendaring table is fixedly connected with a calendaring frame, the inner side of the calendaring frame is rotatably connected with two connecting thread bushings, the number of the connecting thread bushings is two, and the number of the connecting thread bushings is two. The outer side of the connecting threaded sleeve is fixedly connected with a transmission assembly, the inner side of the connecting threaded sleeve is in threaded connection with a connecting threaded rod, the bottom end of the connecting threaded rod is fixedly connected with a connecting frame, the inner side of the connecting frame is rotationally connected with an auxiliary calendering roller, and the outer side of the connecting frame is fixedly connected with a limiting assembly. And the outer side of the calendering frame is fixedly connected with a main calendering assembly. The PTFE film calendering production equipment has the advantages that the distance between the calendering rollers can be known, and PTFE films with different thicknesses can be calendered conveniently.

The utility model belongs to the technical field of conveyer belt calendering equipment, and discloses an automatic trimming knife device for a conveyer belt calender. The two servo motors respectively drive the two sets of ball screws to respectively drive the cutters to move, and the cutters are aligned with the edges of the canvas; the two sets of infrared detectors are arranged on one side of the roller; the infrared detector is connected with the servo controller, and the servo controller is connected to the servo motor; the linear displacement sensor measures the moving value of the cutter. The servo motor is connected with the ball screw through a key and a coupler to transmit torque; the other end of the flange sleeve is fixed with the left mounting bracket; the two ends of the ball screw are supported and mounted in the left mounting bracket and the right mounting bracket through bearings respectively; and a nut on the ball screw is connected with a cutter. According to the device, the cutter always tracks the detection position constantly, it is guaranteed that the tracking position of the cutter is consistent with the position of the detected canvas, and therefore it is guaranteed that the edge of a cut film completely coincides with the edge of the canvas.

A calendering mechanism of the plastic sheet calender comprises a front roller device, a middle roller device and a rear roller device, a land wheel device of a debugging mechanism is arranged on a longitudinal ground rail, the front roller device comprises a front calendering roller, a front supporting seat and a front roller driving part, and the middle roller device comprises a middle calendering roller, a middle supporting seat and a middle roller driving part. The rear roller device comprises a rear calendering roller, a rear supporting seat and a rear roller driving component, the middle supporting seat is arranged on the memorial archway, a front displacement guide rail and a rear displacement guide rail are further arranged on the memorial archway, the front supporting seat is arranged on the front displacement guide rail, the rear supporting seat is arranged on the rear displacement guide rail, and the middle calendering roller is arranged between the front calendering roller and the rear calendering roller. A front seat shifting transmission device and a rear seat shifting transmission device are further arranged on the memorial archway. And a front-middle-rear three-roller calendering structure is arranged in the calendering mechanism, so that the coiled plastic sheets can be conveniently penetrated and arranged, and the thickness of the calendered sheets can be adjusted in a matched manner. And the debugging mechanism enables the whole rack memorial archway to be matched on the longitudinal ground rail to adjust the position by utilizing the ground wheel device.

The utility model discloses a copper wire calender which comprises a strip-shaped frame, a servo motor, a first U-shaped plate, an upper calendering roller, a lower calendering roller, a limiting ring, a cutting edge, a first oil cylinder, a bearing seat, a second U-shaped plate, a second oil cylinder, a base frame and an electric heating plate. The copper wire calendaring device is reasonable in structure, gradually and accurately calendaring copper wires through the line-shaped row lower calendaring roller sets with gradually-changed width specifications, the number of calendaring treatment stations is increased, the quality of copper wire calendaring finished products is improved, and the production efficiency is improved. Meanwhile, the distance between the two limiting rings which are symmetrically distributed in the same group is adjusted through stretching and retracting of the first oil cylinder, the distance is matched with the width size of the upper calendering roller, the effect of limiting the calendering edge of the copper wire is achieved, and the blade edges located at the ring openings of the inner sides of the limiting rings can cut off the ultra-wide calendering part; and the width and thickness dimension precision of a copper wire calendered finished product is ensured.

The invention discloses electrode forming equipment and a coating method.The electrode forming equipment comprises a double-cone extrusion mechanism, a double-steel-belt calendering mechanism, an edge cutting 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 membranes, and the four-roller mechanism is used for winding and unwinding the membranes; the edge cutting mechanism is used for trimming the edge of a diaphragm, the four-roller mechanism is used for carrying out secondary thinning work on the diaphragm and compounding the diaphragm with a current collector, the winding and unwinding mechanism is used for carrying out winding and unwinding work on a compounded pole piece, and the coating method comprises the following steps of S1, material treatment; s2, preliminarily forming a film; s3, trimming the membrane; s4, carrying out secondary thinning; s5, compounding the surface A; s6, rolling a semi-finished product; s7, unwinding a semi-finished product; s8, compounding the surface B; and S9, rolling a finished product. The film forming quality of the film can be improved, the film forming consistency and uniformity are ensured, the requirement for the compression roller is reduced, and the service life of the compression roller is prolonged.

The utility model belongs to the technical field of papermaking, and particularly relates to a calendaring device for producing inkjet heat transfer printing body paper, which comprises a rack, and an upper calendaring roller and a heating roller are arranged on the rack. The upper calendering roller is rotationally arranged on the rack; the heating roller is arranged below the upper calendering roller, the two ends of the heating roller are communicated with a liquid inlet pipe and a liquid outlet pipe, and an adjusting assembly is arranged in the heating roller and used for adjusting the distribution area of hot liquid in the heating roller. According to the utility model, the area range of the hot liquid entering the heating roller from the liquid inlet pipe can be adjusted through the adjusting assembly according to the width of a paper web to be calendered, so that the hot liquid can be heated in a targeted manner, and the waste of heat is reduced.

The utility model discloses a PTFE (Polytetrafluoroethylene) air purification film calender guide plate with a heating function, which comprises a calendering component, a guide plate, a heating component and a heating component, wherein the calendering component comprises an upper compression roller and a lower compression roller which are used for calendering molding; the guide assembly comprises a seat body, a sliding seat and a guide plate, the seat body is arranged on one side of the calendering assembly, a driving motor is arranged on the seat body, the output end of the driving motor is connected with a driving gear, the sliding seat is slidably connected to the seat body, a rack is arranged on the sliding seat, the rack is meshed with the driving gear, and the guide plate is fixedly installed on the sliding seat. And a heating rod is arranged in the guide plate. Compared with the prior art, the guide plate solves the problem that an existing guide plate cannot heat and preserve heat of raw materials to be calendered.

The embodiment of the present invention discloses a flexible graphite grounding wire production line, including a feeding device, the output end of the feeding device is connected to an expansion device; the expansion device is connected to a desulfurization device; the input end of the desulfurization device is connected to the expansion device, and the output end of the desulfurization device has a first discharge port and a second discharge port; the first discharge port is connected to a front feeding device, the front feeding device is connected to a front calendering device, one side of the front calendering device is provided with a wiring device for fiber lines, and the wiring device is connected to a glue-hanging device; the second discharge port is connected to a rear feeding device, the front calendering device and the glue-hanging device are connected together to the input end of the rear feeding device, the rear feeding device is connected to a stripping device, and the output end of the stripping device is connected to a twisting and winding device. The equipment completes the expansion, calendering, compounding, slitting, twisting, and winding of raw materials at one time, and the equipment changes the current situation that flexible graphite grounding wires cannot be produced continuously and the width is too narrow, increases the utilization of energy, and reduces the use of labor.

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 discloses an integral forming production and processing technology for an American outer tire patch, and relates to the technical field of tire patch production, the integral forming production and processing technology comprises the following steps: 1, weighing required raw materials according to a formula proportion, and putting the taken raw materials into an internal mixer for high-temperature mixing; step 2, putting the rubber material subjected to internal mixing into an open mill for further mixing to reach a required plastic state; step 3, feeding the plastic sizing material into a rolling assembly to be rolled into a sheet with a target thickness; step 4, adding an adhesive and a cord thread between the two sheets with the same shape and size by using an overlapping assembly, and compacting the two sheets; and step 5, cutting the compacted sheet into a preformed sheet with a target size. According to the production method, the production mode that cord thread laying, gluing, sheet pressing, sheet whole calendering and sheet whole state forming are conducted at the same time is adopted, so that the exposed surface of an adhesive is small, impurities are not prone to being mixed in, the adhesiveness is high, and the strength of the produced tire patch is higher.

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 relates to the technical field of floor manufacturing, in particular to seven-roller calendering and laminating equipment. According to the seven-roller calendering laminating equipment, a heat preservation conveying roller mechanism is omitted, a base material with the thickness fixed by the thickness fixed roller set directly enters the shading pre-laminating roller set to be laminated with a back laminating film and press shading, and the distance between the thickness fixed roller set and the shading pre-laminating roller set is shortened; meanwhile, due to the fact that a heat preservation conveying roller mechanism arranged in the horizontal direction is omitted, the abrasion-resistant layer unwinding machine and the color film unwinding machine are located on the upper-layer frame body, the back pasting film unwinding machine is arranged on the lower-layer frame body, and the back pasting film unwinding machine is located on the lower-layer frame body. Therefore, the occupied area of the seven-roller calendering and laminating equipment is reduced.

The utility model belongs to the technical field of calendaring rollers, and particularly relates to an adjustable calendaring roller set which comprises a first calendaring roller, installation frames are arranged at the two ends of the first calendaring roller, the outer walls of the installation frames are rotationally connected with the first calendaring roller, one end of each installation frame extends into the first calendaring roller, and the other end of each installation frame is connected with the first calendaring roller. A connecting frame is fixedly connected between the two mounting frames, a mounting frame is fixedly connected in the connecting frame, a plurality of electric heating pipes are embedded in the mounting frame, a high-temperature-resistant heat conduction net is fixedly connected among the plurality of electric heating pipes, and the mounting frames are sleeved with an outer mounting seat; by means of the technical scheme, when the first calendaring roller conducts calendaring on the workpiece, the exterior of the first calendaring roller can keep good and even temperature, the influence of uneven calendaring of the workpiece caused by uneven surface temperature of the first calendaring roller is avoided, and the calendaring quality of the workpiece is improved.

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 application discloses a solar cell POE encapsulation adhesive film production device, and relates to the technical field of encapsulation adhesive film manufacturing equipment, which comprises a calender, a motor is fixedly installed on one side of the calender, and a pair of compression rollers are rotationally connected in the calender; the device further comprises a constraint mechanism, which comprises a mounting cylinder fixedly sleeved on the outside of the compression rollers, and a plurality of nails are slidably connected around the outside of the mounting cylinder; the transverse expansion of the material is constrained through the friction between the nails and the material, so that the transverse expansion of the material caused during the calendering of the accumulated material is reduced, the size precision of the adhesive film is improved, more adhesive film material is used for the calendering and stretching of the adhesive film, the unevenness of the edges of the adhesive film is prevented from being aggravated, and the cutting amount of the edges of the adhesive film is reduced; after the adhesive film is calendered, the nails are moved towards the end of the compression roller, an outward pulling force is applied to the edges of the adhesive film, the adhesion balance between the adhesive film and the nails is broken, and the adhesive film is separated from the nails.

The invention discloses a preparation method of a TPU (thermoplastic polyurethane) and PVC (polyvinyl chloride) composite fabric, and relates to the field of fabrics. Thermoplastic polyurethane, polyvinyl chloride and a reactive compatibilizer are blended, dicumyl peroxide is introduced to serve as a cross-linking agent, the interfacial compatibility and processing stability of TPU / PVC are remarkably improved, then a film is prepared through a four-roll calendering technology, the film is attached to a polyester non-woven fabric base cloth coated with ultraviolet curing glue, and the film is formed. And the high-performance composite fabric is obtained after ultraviolet irradiation curing. The composite fabric obtained by the invention has excellent mechanical properties and bonding strength.

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 relates to a high-elastic wear-resistant calendering film, which comprises a film, a tensile layer arranged on the top of the film, a flame-retardant layer arranged on the top of the tensile layer, a waterproof layer arranged on the top of the flame-retardant layer, a reinforcing layer arranged on the top of the waterproof layer, a wear-resistant layer arranged on the top of the reinforcing layer, and the tensile layer bonded on the top of the film. The top of the tensile layer is connected with the top of the flame-retardant layer in a bonding mode, the top of the waterproof layer is connected with the bottom of the reinforcing layer in a bonding mode, the tensile layer is a nylon base cloth tensile layer, the reinforcing layer is formed by a plurality of horizontally-arranged weft strips and vertically-arranged warp strips in a staggered winding mode, and the reinforcing layer is a linear low-density polyethylene reinforcing layer. The anti-abrasion calendering film has the advantages that through the design of the anti-abrasion layer and the protruding blocks, the overall abrasion resistance of the calendering film can be improved, and practicability is greatly improved.