40results about How to "Avoid Stretch Deformation" patented technology

The utility model discloses a medium-speed supporting box packaging machine which comprises a machine frame, a feeding conveying line is arranged at the feeding end of the machine frame, a conveying chain is arranged at the output end of the feeding conveying line, a plurality of shifting plates are evenly installed on the conveying chain at intervals, an unwinding structure is arranged on the top of the machine frame, and the unwinding structure is arranged on the output end of the feeding conveying line. A film-drawing heat-sealing device is arranged at the discharging end of the conveying chain, a bag-making structure is arranged between the unwinding structure and the film-drawing heat-sealing device, a first discharging conveying line and a second discharging conveying line are further included, and a heat-sealing cutting-off device is arranged between the first discharging conveying line and the second discharging conveying line. According to the full-automatic packaging machine, a plurality of functional modules such as feeding, film unwinding, bag making, film drawing heat sealing, discharging and transverse heat sealing cutting are integrated, full-process automatic operation from supporting box feeding to finished product packaging is achieved, and the automation degree is improved.

The utility model relates to the technical field of PVC (polyvinyl chloride) pipes, and discloses a high-temperature-resistant flame-retardant macromolecular PVC pipe which comprises an inner pipe body, a high-temperature-resistant layer is fixedly connected to the surface of the inner pipe body, a heat-insulating layer is fixedly connected to the surface of the high-temperature-resistant layer, an outer pipe sleeve is arranged on the surface of the heat-insulating layer, a fireproof layer is coated on the surface of the outer pipe sleeve, and the fireproof layer is coated on the surface of the outer pipe sleeve. The flame retardant is arranged in the outer pipe sleeve, when flame burns into the outer pipe sleeve through the outer pipe sleeve, the flame retardant can effectively conduct flame retardance, and under the action of the high-temperature-resistant layer and the heat insulation layer, the temperature inside and outside the pipe can be effectively isolated; therefore, the liquid flowing in the pipe is prevented from being influenced by the temperature outside the pipe, the heat preservation effect on the liquid in the pipe is improved, and the high-temperature-resistant layer and the heat insulation layer have the flame-retardant effect.

The application discloses a kind of zero visual seam's liquid crystal display unit, it is related to display technical field.The display unit includes backlight module, liquid crystal panel assembly and optical compensation composite cover plate.Wherein, the edge of backlight module is equipped with the chamfer support surface that is inwards shrinkage, the non-display area of liquid crystal panel assembly is bent or adhered along the chamfer support surface, so that the physical height of non-display area is lower than the plane where effective display area is located.Optical compensation composite cover plate is adhered to the surface of liquid crystal panel assembly and extends to cover above non-display area, and the cover plate sequentially includes light remodeling layer, waveguide light uniform layer and wide-angle scattering layer from bottom to top.The application is cooperated by mechanical structure and micro-nano optics, realizes the visual screening of physical seam under the premise of not increasing electronic control complexity, solves the problems of large assembly thickness, black seam ghost and edge image distortion in traditional seam elimination scheme.

This application relates to the technical field of stamping and die-cutting equipment, and discloses a quick-change mechanical locking stamping and die-cutting machine, comprising: a stamping and die-cutting machine body, a driving device arranged on the right side of the stamping and die-cutting machine body, a control device arranged on the top of the driving device, a top plate arranged on the top of the stamping and die-cutting machine body, a die-changing mechanism arranged below the top plate, a cleaning mechanism arranged behind the die-changing mechanism, a feeding mechanism arranged to the left of the cleaning mechanism, a first guide roller arranged on the right side of the stamping and die-cutting machine body, and a receiving device arranged to the right of the first guide roller. This invention solves the problems of low feeding accuracy due to large tension fluctuations during the feeding process in existing stamping and die-cutting machines, the time-consuming and labor-intensive manual die-changing process with unreliable locking safety hazards, and the problem that a single negative pressure waste suction method is incomplete in cleaning adhesive debris, affecting product quality and production continuity.

The utility model relates to the technical field of woven bag wire drawing, and discloses a plastic woven bag wire drawing forming post-processing device which comprises a bottom plate and two side plates, the two side plates are fixed above the two sides of the bottom plate in parallel, and an aluminum cylinder is transversely arranged between the side plates on the two sides of the bottom plate. The middle portions of the two sides of the aluminum cylinder are connected with connecting pipes communicating with the interior of the aluminum cylinder, the connecting pipes are rotatably connected with the side plates on the two sides, rotatable installation of the aluminum cylinder is achieved, a hollow inner cylinder is transversely embedded and fixed into the aluminum cylinder, the hollow inner cylinder is fixed into the aluminum cylinder through a connecting rod, and a plurality of rings of annular grooves are evenly formed in the outer ring of the aluminum cylinder in a surrounding mode. According to the technical scheme, the multiple circles of annular grooves are formed in the outer circle of the aluminum barrel in a surrounding mode, silk materials can be guided and conveyed through the annular grooves, rotary ring cold water can flow between the interior of the aluminum barrel and the hollow inner barrel in the aluminum barrel, heat in the silk materials can be absorbed and carried away by the cold water, and tensile deformation and adhesion in the silk material conveying process are avoided.

The utility model relates to the technical field of unwinding structures, and discloses an unwinding structure applied to a strip continuous electroplating device, which comprises an operating platform, a strip body for the continuous electroplating device is arranged at the top of the operating platform, a clamping component is arranged on one side of the strip body, and a pushing component is arranged on one side of the clamping component. When the continuous electroplating device does not pull the strip body, a second rubber roller is pushed to move towards one side under the elastic force of a plurality of springs, at the moment, the brake pad is attached to the surface of the brake disc, and at the moment, when the continuous electroplating device does not pull the strip body, rotation of a containing disc can be rapidly stopped; the belt material body is prevented from releasing excessive belt materials due to inertia, the automatic braking function is achieved, the braking process does not need to be manually intervened, the conditions of tensile deformation or surface scratching and the like caused by excessive inertia release of the belt material body are avoided, and the quality of the belt material body is protected.

The utility model provides a cooling water lubricating device for sizing a PE (Poly Ethylene) pipe, which belongs to the technical field of pipe production and comprises a water injection ring, a rotating ring, a plurality of water distribution plates and a driving piece, a water injection cavity is formed between the inner walls of the water injection ring and the rotating ring and the outer wall of the sizing sleeve, a water injection pipe and a water outlet pipe are arranged on the water injection ring, the water injection pipe and the water outlet pipe are communicated with the water injection cavity, the rotating ring can axially rotate relative to the water injection ring, and the diameter of the rotating ring is larger than that of the water injection ring in the axial direction of the rotating ring. The plurality of water distribution plates are annularly and uniformly arranged on the inner wall of the rotating ring, and the driving piece is connected with the rotating ring. According to the device, the water injection pipe is arranged on the water injection ring, the water injection pipe is tubular, an atomizing head is not arranged at the end of the water injection pipe, impurities and water flow with small sizes can quickly flow out of the water injection pipe, and the water injection pipe is prevented from being blocked by the impurities and calcium and magnesium substances in water.

The present invention relates to the field of nanocrystalline soft magnetic technology, and specifically to a nanocrystalline soft magnetic composite device, process and multi-layer nanocrystalline soft magnetic structure, including an installation box, a mounting frame, an active unwinding mechanism and a transmission mechanism, a winding frame is rotatably installed on one side of the mounting frame, and a pressing mechanism is rotatably installed on both sides of the mounting frame, which is used to press the nanocrystalline soft magnetic layer, the double-sided adhesive layer, the PET protective film layer and the release film layer to form a multi-layer nanocrystalline soft magnetic structure. The present invention drives the winding frame, two sets of pressing mechanisms and the active unwinding mechanism to operate synchronously by opening the transmission mechanism to realize unwinding, pressing conveying and winding work, and the flow operation can improve the efficiency of the composite material of the device, and the active unwinding mechanism can actively unwind the coiled material, which can reduce the traction force of the nanocrystalline soft magnetic layer, the double-sided adhesive layer, the PET protective film layer and the release film layer during the feeding process, thereby ensuring the safety of the multi-layer nanocrystalline soft magnetic material during the transportation process.

The application relates to the technical field of coiling and coning machines, and particularly discloses a radar cover workpiece coiled plate forming mechanism and method, which comprises a base and a processing box; a driving motor is arranged in the processing box; an upper coning roller is rotatably arranged outside the processing box; a lower coning roller is rotatably arranged outside the processing box and cooperates with the upper coning roller to form a processing gap for processing a plate; a hydraulic lifting mechanism is arranged above the processing box and connected with the upper coning roller; a transmission assembly is in transmission connection with the driving motor and the upper coning roller; a friction powder supply mechanism is arranged on the processing box; wherein the friction powder supply mechanism comprises a release amount adjusting assembly which is mechanically linked with the hydraulic lifting mechanism and used for automatically adjusting the output amount of the friction powder according to the change of the roller spacing. The application realizes three-roller synchronous transmission under single-motor driving, continuous transmission during roller spacing adjustment and self-adaptive matching of the friction powder supply amount.

The invention discloses a plastic packaging film sample cutting device, and belongs to the technical field of plastic packaging film production. A plastic packaging film sample cutting device comprises a base, the surface of the base is fixedly provided with a first supporting plate and a second supporting plate which correspond to each other in position, the surface of the first supporting plate is correspondingly and fixedly provided with two sliding seats, and the interiors of the two sliding seats are slidably connected with L-shaped rods matched with the sliding seats; fixing blocks are fixedly mounted at one ends of the two L-shaped rods correspondingly, and two-way lead screws are rotationally connected into the two fixing blocks correspondingly. Compared with traditional laser cutting equipment, the plastic packaging film sample cutting device has the function of automatically pulling a packaging film body which is not cut to the position between the two rotating rollers, manual intervention is not needed in the operation process, the operation process is simple and rapid, the cutting speed of a laser cutter to the packaging film body is increased, and the working efficiency is improved. And therefore, the cutting efficiency of the laser cutter on the packaging film body is improved.

The utility model relates to papermaking machinery technical field, especially a single light paper device for crescent paper machine, including main body board, two main body boards are provided with, two main body board lower extreme joint fixedly connected with five U type support frame, five U type support frame's front and back end all are fixedly connected with the mounting panel, ten mounting panel's upper end all are inserted and connected with the screw, two main body board's inside face jointly is provided with the conveying device, the rear end fixed connection of rear main body board has L type connecting plate, conveying device engages connection has one flat gear. A single light paper device for crescent paper machine, the rotary motor of conveying device drives driving roller through second flat gear, simultaneously through one flat gear, one long gear drive flat device, make the conveying belt conveying speed and the flat speed of flat roller accurate matching, avoid paper wrinkle or tensile deformation.

The invention discloses a BOPP film edge shaping device, which relates to the field of cutting technology; in order to solve the problem of smooth incision; specifically comprises a frame, the inner wall of the frame is respectively connected to an upper cutting roller through an upper cutting shaft, and is connected to a lower cutting roller matched with the upper cutting roller through a lower cutting shaft, a cutting knife is fixed to the outer wall of the end of the upper cutting roller, and a knife groove matched with the cutting knife is provided on the inner wall of the lower cutting roller; the inner side wall of the frame is connected to a winding roller 2 through a winding shaft 2. The invention provides a cutting knife and a heating coil, and on the basis of cutting with the cutting knife, the heating coil can heat the cutting knife by electromagnetic induction and Joule effect, so that the cutting knife is hot-cut, so that the film can be softened during hot cutting, and the cutting force required for cutting and separation can be reduced. At the same time, when the cutting force becomes smaller, the tensile stress on the film during separation can also be reduced, so as to ensure the flatness of the incision.

The utility model relates to the technical field of braid processing, in particular to a braid ironing machine of a braid feeding constant temperature device, which comprises a bearing plate, a material placing component, a steam heating component and a cold pressing component, a braid roller is arranged in the material placing component, the material placing component comprises a positioning plate, a clamping plate is arranged on the upper side of the positioning plate, and a steam heating component is arranged on the steam heating component. A limiting component is installed on the upper side of the clamping plate, the steam heating component comprises an ironing table, a hot ironing component is installed on the upper side of the ironing table, guide rollers are installed at the two ends of the upper side of the ironing table, and the cold pressing component comprises a cold pressing frame. According to the utility model, steam heating is carried out through the steam heating component, the braid is cold-pressed and pushed out through synchronous opposite rotation of the upper cold-pressing belt and the lower cold-pressing belt, the tension on the braid is reduced, the braid is prevented from being stretched and deformed, the braid guided out by the upper cold-pressing belt and the lower cold-pressing belt is shaped and can be directly used for subsequent operation, and the flatness of the braid is ensured.

This utility model relates to the field of web guiding devices and discloses a web guiding device for a blown film machine, including a mounting plate with an extension component fixedly connected to one side of the mounting plate. In operation, this web guiding device, through the setting of a distance measuring component and an adjustment component, allows the web guiding groove to move a distance set on a second PLC controller according to the film width. The servo motor is then activated, driving a threaded rod to rotate. This rotation causes a mounting block to move along the threaded rod, which in turn moves the web guiding groove. A distance measuring instrument detects the displacement distance of the mounting block. When the set distance is reached, the second PLC controller stops the servo motor, ensuring the web guiding groove precisely stops at a preset position matching the current film width. This ensures the film remains centered on the equipment's trajectory during subsequent traction and winding processes, and allows the device to be used for processing films of different widths.

The utility model discloses a dividing and cutting machine for plastic packaging bag production, which comprises a working box arranged on a base plate, a conveying belt is arranged in the working box in a penetrating manner, an electric lifting frame is arranged above the conveying belt, a cutting knife is arranged at the bottom of the electric lifting frame, compression rollers are arranged on two sides of the cutting knife, and the compression rollers are arranged on the base plate. The top of each pressing roller is vertically connected with an electric push rod, an auxiliary pressing roller is arranged between the pressing rollers, the auxiliary pressing rollers are connected with a reciprocating linear motion mechanism, the reciprocating linear motion mechanism can be lifted in a servo mode, a photoelectric sensor is arranged over the auxiliary pressing rollers, a distance sensor is arranged over the pressing rollers, and the distance sensor is connected with the photoelectric sensor. A dust collection mechanism is further arranged on the auxiliary pressing roller. Compared with the prior art, by arranging the electric push rod, the pressing roller, the auxiliary pressing roller, the reciprocating linear motion mechanism, the photoelectric sensor and the distance sensor, the plastic bag feeding device has the advantages that the auxiliary pressing roller is utilized, tensile deformation of a plastic bag is avoided, and the quality of the plastic bag is guaranteed.

This utility model discloses a rolling and flattening device for ton-bag plastic fabric, belonging to the technical field of rolling and flattening devices. The utility model includes a base plate, with support plates fixedly connected to both sides of the top of the base plate. A drive motor is installed on one side of each support plate, and a drive rod is fixedly connected to the output end of the drive motor. A take-up roller is fixedly connected to one side of the drive rod. An unwind roller is installed on one side of the top of the base plate, and a bracket is fixedly connected to the top of the base plate. A cylinder is fixedly connected to the top of the bracket. This utility model, through the drive motor, enables the take-up roller and the flattening roller to operate synchronously. Power distribution is achieved using a first pulley, a second pulley, and a third pulley, which not only significantly reduces equipment energy consumption and maintenance costs but also ensures matching speeds for flattening and take-up, effectively avoiding fabric stretching deformation or wrinkling problems caused by asynchronous speeds.

The utility model relates to the technical field of garment fabric processing, and discloses a leveling device for garment fabric processing, which comprises a leveling structure, one end of the leveling structure is provided with a rolling structure, the rolling structure comprises a base, and a support component is positioned at the lower end of a sleeve. The first motor is started to drive the two-way screw to rotate, the two vertical plates oppositely move along the sliding grooves to a set distance, then the fixing assembly is operated to fix the sleeve, and then the second motor can be started to drive the fixing assembly and the sleeve to rotate. After winding is completed, a second motor is turned off, a supporting assembly is operated, the supporting assembly supports the sleeve, then a fixing assembly is operated, the sleeve is not fixed by the fixing assembly, a first motor and two vertical plates are reversely driven to move towards the outer side, and the fabric is wound on the outer surface of the sleeve; and therefore, a worker can conveniently take down the sleeve fully wound with the fabric from the supporting assembly.

The invention discloses a punching device for electronic component carrier tape production, and particularly relates to the technical field of carrier tape punching, the punching device comprises a fixed box and a supporting plate fixedly mounted in the fixed box, two conveying frames are fixedly connected in the fixed box and located on the two sides of the supporting plate respectively, two movable sleeves are arranged in the fixed box, and the two movable sleeves are fixedly connected with the fixed box. The two movable sleeves are located above the two conveying frames correspondingly. When the carrier tape is produced, feeding conveying and automatic positioning can be conveniently and automatically conducted on the carrier tape, the carrier tape can be punched by driving the fixing frame to move downwards, the carrier tape and the fixing piles can be protected through the fixing box during punching, and the situation that the punching precision of the carrier tape is affected by external factors during punching is avoided; according to the carrier tape punching device, the multiple punching columns are arranged on each fixing frame, multiple holes can be punched in the carrier tape at a time, the carrier tape punching efficiency is improved, and the punching distance and the punching diameter can be adjusted according to the punching requirement.

The invention relates to the technical field of cloth winding, in particular to gray fabric positioning and winding operation equipment which comprises a winding end used for fixing a winding core and implementing winding, a leveling mechanism is arranged on one side of the winding end, and a tensioning mechanism which conducts real-time position adjustment along with gray fabric winding so as to implement dynamic tensioning is arranged between the leveling mechanism and the winding end. The flattening mechanism has the functions of clamping, limiting and flattening the gray fabric up and down, flattening the gray fabric from the middle to the two sides in the horizontal direction and clamping and fixing the gray fabric on the front side and the rear side, and the flatness of the gray fabric and the stability of the conveying position are improved through multi-stage flattening treatment; and meanwhile, the tensioning mechanism is matched to adjust the real-time dynamic tensioning degree of the gray fabric, so that the gray fabric winding quality is greatly improved.

The utility model discloses a flexible clamping jaw for a heat conduction silica gel sheet, which comprises a flexible clamping finger and a bending driving mechanism, the flexible clamping finger comprises a clamping finger body, the bending driving mechanism comprises an air bag, a fixed pulley, a fixed arm and a rotating arm, the fixed arm and the rotating arm are arranged at the lower part of the clamping finger body, and the air bag is arranged on the fixed pulley. The fixed arm is fixedly connected with the clamping finger body, one end of the rotating arm is rotationally connected with the fixed arm, the other end of the rotating arm is fixedly connected with the bottom of the clamping finger body, the piston is located on one side of the fixed arm and the rotating arm, one end of the cable is fixedly connected with the upper portion of the air bag, and the other end of the cable is fixedly connected with the piston. According to the structure, the air bag, the fixed pulley, the fixed arm, the rotating arm and other assemblies are adopted, the bending action of the flexible clamping fingers is achieved through transmission of the cable and the piston, the structure is simple, operation is flexible, and the device can adapt to heat conduction silica gel sheets of different sizes and thicknesses.

The utility model relates to a device for removing an insulating layer of a high-temperature-resistant coating wire. The device comprises an operation table; the rotating part is mounted at one end of the operating table; the tensioning piece is mounted at the other end of the operation table; the tensioning part straightens the wire located between the rotating part and the tensioning part, and the insulating layer on the surface of the head of the wire is gasified and removed after the tensioning part is driven by the rotating part to rotate. Compared with the prior art, the efficiency of removing the insulating layer at the head of the lead is improved, and the inner core of the lead cannot be damaged while the insulating layer is removed.

The utility model relates to a sealing device for packaging bag processing, aims at solving the current sealing device for packaging bag processing easy to appear packaging bag sealing misplacement, leak sealing, deviation, slip or wrinkle, not only reduces sealing quality, but also will increase the rejection rate, influences the technical problem of production efficiency, including concave type feeding frame, the inside of concave type feeding frame evenly has two groups of feeding roller, and the axle end rotation connection in the inner wall of two groups feeding roller is fixedly connected with one end of two groups transmission gear and extends to the other side of concave type feeding frame, and the outside of two groups transmission gear is engaged with transmission chain, and the other end of a transmission gear is fixedly connected in one end of first gear, and the other end of first gear is fixedly connected in the output end of conveying motor, the utility model can let the feeding speed and sealing speed accurate matching, avoid the difference in speed and lead to packaging bag tensile deformation or sealing misplacement, guarantee packaging bag sealing process coherent high efficiency.

The invention discloses a film blowing device for plastic film production and processing. Belongs to the field of plastic film production. According to the technical scheme, the film blowing device comprises a base, four first vertical rods which are symmetrically distributed in pairs are fixedly connected to the top of the base, the top ends of the four first vertical rods are jointly and fixedly connected with a square annular plate, and a film blowing die head located in the middles of the first vertical rods is fixedly connected to the top of the base. By arranging the film protection mechanism with the linkage type L-shaped plate and the protection roller, full-circumferential protection of a blown film can be achieved, the situation that the film is damaged and wrinkled due to scratching and airflow disturbance is effectively avoided, meanwhile, a multi-stage cooling system is formed by matching the first cooling mechanism with upper and lower double-layer annular air outlet and the second cooling mechanism with double-side air outlet, and the cooling efficiency is improved. The film can be uniformly and quickly cooled and shaped, the appearance and size precision of the formed film is greatly improved, and the quality of a finished product is guaranteed.

The utility model relates to nickel sheet processing technical field, concretely relates to a kind of nickel sheet automatic cutting and welding equipment, comprising: nickel sheet feeding mechanism, suitable for conveying nickel sheet to processing position;Base material feeding mechanism, suitable for conveying base material to processing position;Nickel sheet pre-pressing mechanism, including pre-pressing cylinder and pressing plate, the pre-pressing cylinder is suitable for driving pressing plate and nickel sheet pre-pressing on base material surface;Cutting and welding mechanism, suitable for cutting and welding to the nickel sheet of base material surface;Wherein, the pressing plate is equipped with cutting hole and welding hole, and the cutting and welding mechanism respectively through cutting hole and welding hole executes cutting and welding operation.In the present application, by the collaborative design of cutting hole and welding hole on the pressing plate, cutting, pre-pressing and welding are integrated in one station, without switching stations, which can reduce the problem of relatively low processing efficiency caused by station switching.

The utility model discloses a raincoat fabric cutting device, which relates to the technical field of raincoat fabric processing, and comprises a rack, a conveying mechanism and a cutting mechanism, the surface of the rack is provided with a control panel, the inner wall of the rack is movably clamped with two limiting strips for limiting, the opposite surfaces of the two limiting strips are fixedly connected with supports for supporting, and the conveying mechanism is arranged on the rack. A connecting strip is arranged in the rack, a push rod is attached to the surface of the fabric through the elasticity of two reset springs and is in a straight state, in order to avoid excessive stretching, a handle is held to drive a screw to rotate, and a sliding block connected to the surface of the screw in a sleeving mode moves under the action of threads in the rotating process of the screw; the sliding block moves to drive the fixed connecting strip to move together, the connecting strip drives the push rod to move, at the moment, flexible adjustment can be conducted according to the fabric tensioning state, it is ensured that the fabric always keeps proper tension in the cutting process, fabric wrinkling or tensile deformation is avoided, and therefore the cutting precision is improved.

This utility model discloses an edge correction auxiliary mechanism for FPC roll material, belonging to the technical field of correction auxiliary mechanisms. The utility model includes a table, with a correction mechanism fixedly connected to the top of the table and a support plate fixedly connected to the top of the table. A tensioning mechanism is fixedly connected between the support plates. The correction mechanism includes a horizontal plate disposed on the top of the table, with a connecting frame fixedly connected to one side of the horizontal plate. This utility model uses a detection signal to trigger an electric telescopic rod to drive a slider to move laterally, causing the correction roller to move horizontally, achieving rapid coarse adjustment of the offset. If the effect is insufficient, an electric push rod immediately actuates, coordinating with the buffering and reset function of a spring to tilt the entire horizontal plate, giving the correction roller an adjustable tilt angle for fine guidance and micro-adjustment of the roll material. This combination of horizontal and angular adjustment is more adaptable, ensuring accurate and timely correction actions and effectively preventing the roll material from being scrapped due to misalignment.

This invention discloses a PE film production winding device, relating to the field of PE film production technology. It includes a base, with a fixed frame and a mounting seat on both sides of the upper surface of the base. A tension adjustment mechanism is located between the fixed frame and the mounting seat on the base. A pressing and conveying mechanism is located on the fixed frame. A dust adsorption mechanism and two elastic chuck mechanisms are located on the tension adjustment mechanism. A rotating mounting mechanism and a rotating drive mechanism are located on the mounting seat. Several mounting sleeve mechanisms are located on the rotating mounting mechanism. A winding roller mechanism is located on the mounting sleeve mechanism. A limiting wheel mechanism is located on the rotating mounting mechanism. This invention, by setting up a pressing and conveying mechanism, can clamp and convey PE films of different thicknesses. The tension adjustment mechanism can adjust the deflection angle of the two elastic chuck mechanisms, thereby adjusting the winding tension of the film. Combined with the dust adsorption mechanism for dust removal, this improves the efficiency of PE film production winding.

This utility model discloses a PVB film forming cooling mechanism, relating to the field of PVB film forming cooling technology. It includes a frame-shaped cooling plate and a frame-shaped air duct inside the cooling plate. The upper and lower inner walls of the cooling plate are evenly provided with several air outlets communicating with the air ducts. An air inlet pipe is connected to the side wall of the cooling plate, and a hot air device is connected to the other end of each air inlet pipe. At least one frame-shaped cooling plate is provided, and a valve is installed on the air inlet pipe. This utility model uses three independent hot air blowers (rated temperatures of 60℃, 40℃, and 25℃ respectively) connected to three frame-shaped cooling plates to gradually cool the PVB film, avoiding stress concentration inside the film due to excessive temperature differences and effectively reducing the risk of film wrinkles and cracking.

The utility model discloses an anti-wrinkle treatment device for garment materials. The device is mainly composed of a rack, a translation base, an anti-wrinkle mechanism, a winding mechanism and a waste bin. In the anti-wrinkle mechanism, multiple groups of auxiliary rollers adjust the tension of the fabric and guide and convey the fabric, and cross grains on the surfaces of heating rollers assist in heating and soften fabric fibers. According to the specially-designed profiling pressing plate, the streamline-shaped pressing plate part is attached to the complex surface of the fabric, and the hook claw part is accurately matched with the limiting block, so that uniform pressure application and pressure fine adjustment are achieved, and various wrinkles are efficiently eliminated. And the winding mechanism realizes automatic winding, so that the production efficiency is improved. The waste bin is located at the lower end of the anti-wrinkle mechanism, waste is conveniently collected, and the working environment is kept clean. The device effectively solves the problems that an existing anti-wrinkle device is uneven in pressure, fabric is prone to damage and the like, the anti-wrinkle effect and the fabric quality are improved, and the device has the advantages of being reasonable in structure, high in practicability and the like and is suitable for anti-wrinkle treatment of various garment fabric.

This invention discloses a high-precision packaging film printing device, comprising a base and a frame. The frame is fixedly connected to the top of the base. An unwinding roller is movably connected to the inner side of the frame via a rotating shaft. Several first-order guide rollers, second-order guide rollers, and third-order guide rollers are movably connected to the inner side of the frame via rotating shafts. The advantages of this invention are: a precise tension adjustment mechanism is designed, with a biomimetic flexible joint connecting the adjusting roller shaft end and the servo cylinder, allowing slight floating of the adjusting roller along the X / Y / Z axes, automatically compensating for lateral film offset or guide roller installation errors. Simultaneously, when the output end of the servo cylinder pushes out, the tension can be reduced; when the output end of the servo cylinder retracts, the tension can be increased, dynamically adjusting the tension of the packaging film, thereby improving the accuracy of the packaging film printing.