215results about How to "Avoid curl" patented technology

The invention relates to a winding battery cell and a battery, the winding battery cell comprises a positive plate, a negative plate and a diaphragm which are laminated, and the negative plate comprises a first layer section and a second layer section which are connected and a first bending part which is formed by bending back; the positive plate comprises a third layer section and a fourth layer section which are connected, and a second bending part formed by bending back; the positive plate is a double-sided coating pole plate, and a negative protection layer is arranged on the inner side of the second bending part; one end, far away from the first bending part, of the first layer section is opposite to the negative electrode protection layer; and the starting end of the first layer section in the negative electrode protection layer is a double-sided coating pole piece. A winding starting end of a negative plate is a double-sided coating pole piece, a first layer section of the negative plate and a third layer section of a positive plate are alternately laminated to form a winding battery cell, and a second bending part of the positive plate is provided with a negative protection layer so as to protect the starting end, opposite to the negative protection layer, of the negative plate; the thickness of the battery cell is not additionally increased while lithium precipitation is avoided, and the energy density of the battery cell is effectively increased.

The invention relates to a heat transfer printing receiving sheet and a preparation method thereof, and belongs to the technical field of soft label printing. The heat transfer printing receiving piece comprises a printing layer, a heat insulation layer, a base material and a back coating layer which are sequentially arranged from top to bottom. The back coating is prepared from the following raw materials in parts by weight: 13 to 16 parts of first resin, 2 to 3 parts of filler, 0.1 to 0.5 part of polyethylene glycol and 0.01 to 0.05 part of lithium chloride; the heat insulation layer comprises the following raw materials in parts by weight: 9-11 parts of an adhesive and 4-7 parts of hollow particles; the printing layer is prepared from the following raw materials in parts by weight: 19 to 22 parts of second resin, 0.1 to 1 part of aromatic hydrocarbon modified polysiloxane, 0.1 to 1 part of polyethylene glycol and 0.1 to 1 part of polyisocyanate curing agent. The invention also discloses a preparation method of the thermal transfer receiving sheet, and the thermal transfer receiving sheet can prevent thermal fusion between the thermal transfer sheet and the thermal sublimation ribbon even under the condition of high printing speed, is good in demolding property with the thermal sublimation ribbon, is aging-resistant, and can improve the optical density of a printed image.

The utility model discloses a disc type workpiece fixing clamp for machining, which relates to the technical field of clamps and comprises an equipment platform, radial sliding sleeves are fixedly connected to the upper surface of the equipment platform in a circumferential array mode, the top ends of the radial sliding sleeves are slidably connected with a radial sliding frame, and a clamping mechanism is arranged on the upper surface of the radial sliding frame. The clamping mechanism comprises a clamping sliding sleeve, the clamping sliding sleeve is fixedly connected to the upper surface of the radial sliding frame, and the clamping sliding sleeve is slidably connected with a sliding cylinder. The device has the beneficial effects that the radial sliding mechanism slides in the radial direction through the power mechanism, the distance between the clamping mechanisms is driven to change, when vertical clamping plates of the clamping mechanisms clamp workpieces, the workpieces reversely push the vertical clamping plates, the vertical clamping plates push first connecting rods to move outwards, the first connecting rods continue to support the outer sides of second connecting rods, and therefore the workpieces are clamped. The inner side of the second connecting rod faces downwards, the upper clamping plate tightly presses the lower clamping plate, then the workpiece is clamped from the circumferential face and the end face of the workpiece, and curled edges are prevented.

The utility model provides a quick-dry cool stiff and smooth warp knitting fabric, which is formed by knitting at least two guide bars GB1 and GB2, yarns adopted by the guide bar GB1 are high mechanical elasticity synthetic fiber filaments with circular or special-shaped sections, the crimp shrinkage rate of the high mechanical elasticity synthetic fiber filaments must be greater than 25%, and the crimp shrinkage rate of the high mechanical elasticity synthetic fiber filaments must be greater than 25%. Yarns adopted by the GB2 guide bar are elastic polyurethane filaments, the thickness of the high-mechanical-elasticity synthetic fiber filaments is 20-50D, and the thickness of the elastic polyurethane filaments is smaller than or equal to 55D. The high-mechanical-elasticity synthetic fiber filaments with the special-shaped cross sections are adopted, the contact area between fibers and air is large, diffusion and evaporation of water on the surfaces of the fibers are facilitated, and a wearer has the experience of quick-dry and cool feeling after wearing the fabric; meanwhile, due to the high crimp rate of the high-mechanical-elasticity synthetic fiber filaments, the fabric can have high stiffness and smoothness; the fabric obtained by weaving the high-mechanical-elasticity synthetic fiber filaments and the elastic spandex filaments has good elasticity, and the wearing comfort of a user is improved.

The utility model provides a pole piece and a battery, the pole piece comprises a current collector and an active material layer coated on the surface of the current collector, a double-sided paste coating area is formed by partial section of the pole piece, and the active material layers are coated on the two side surfaces of the current collector in the double-sided paste coating area; the double-sided pasting area in the first direction comprises a first end area, a middle area and a second end area which are arranged in sequence, the active material layer in the first end area is provided with a plurality of first pits, the active material layer in the second end area is provided with a plurality of second pits, and the active material layer in the middle area is provided with a plurality of third pits; wherein the average depth of each first pit is smaller than the average depth of each third pit, and / or the average depth of each second pit is smaller than the average depth of each third pit. By improving the total amount of the electrolyte, the wettability of active substances and the structural strength of the end part of the pole piece, the energy density and the battery performance of the battery are improved.

The utility model discloses an SCF screen body multi-layer structure buffer adhesive tape. The SCF screen body multi-layer structure buffer adhesive tape comprises a PI layer, a first silica gel layer arranged on the upper end face of the PI layer, a second silica gel layer arranged on the lower end face of the PI layer, a copper foil layer arranged on the upper end face of the first silica gel layer and a release film arranged on the lower end face of the second silica gel layer. The adhesive tape has the advantages that the PI layer is used as the base material layer, the copper foil can be effectively supported, the whole adhesive tape only has four layers after the release film is removed, the adhesive tape is completely adhered to the SCF screen through the second silica gel layer, edge warping can be effectively avoided, impact resistance and heat dissipation can be achieved through the copper foil, and edge curling can be effectively prevented through the hardness of the copper foil.

The invention relates to the technical field of desertification control equipment, and discloses a multifunctional grass pressing machine which comprises a grass pressing machine body, a cab is fixedly installed on the upper surface of the grass pressing machine body, a control mechanism is arranged on the upper surface of the grass pressing machine body, the lower end of the grass pressing machine body is rotationally connected with rolling wheels, and a first sliding groove is formed in the upper surface of the grass pressing machine body; according to the grass pressing device, the distance between a grass pressing disc and grass laying is adjusted through the grass pressing assembly, the grass pressing disc has a certain flexible effect, a certain buffering effect can be achieved when the grass pressing disc encounters hard stones, so that edge curling of the grass pressing disc is prevented, meanwhile, the situation that the grass pressing disc encounters hard objects can be found in time, and the grass pressing disc is not prone to falling off when encountering the hard objects is avoided. Time waste caused by reworking due to the fact that part of straw square operation is unqualified when operation is completed is avoided, forage can be tidily laid through the laying assembly, the forage is pressed, and the situation that the overall structure of the straw square is uneven in height is avoided.

The utility model discloses a sanitary pad capable of being fixedly attached, which comprises a surface non-woven fabric layer, a middle absorbent paper layer and a bottom waterproof film layer which are sequentially adhered to form a sanitary pad main body, a plurality of fixing structures for fixing the fixable sanitary pad are arranged on the outer edge side of the sanitary pad main body. According to the sanitary pad, the fixing structure is arranged on the sanitary pad, so that the sanitary pad can be conveniently fixed at a required place for use when in use, the sanitary pad is prevented from sliding or curling, the use effect of the sanitary pad is improved, and the sanitary environment is ensured; the sanitary pad is simple in structure, more reasonable in design, easy to produce and operate, good in applicability, capable of being applied to different sanitary environment conditions such as pet pads and adult pads and wide in adaptability.

The utility model relates to the technical field of paper box paper mounting machines, and discloses a paper box paper mounting machine which comprises a machine body and a conveying belt, the conveying belt is arranged on the inner side of the upper end of the machine body, the right side of the machine body is connected with a paper mounting device, a fixing frame is fixedly installed in the middle of the machine body, and a hydraulic cylinder is installed at the upper end of the fixing frame; the output end of the hydraulic cylinder penetrates through the fixing frame and is connected with a telescopic rod, and a movable frame is fixedly installed at the bottom of the telescopic rod. A hydraulic cylinder drives a telescopic rod to drive a movable frame on the inner side of a fixed frame to move downwards, so that a pressing wheel at the bottom of the movable frame is pressed on the surface of paper conveyed by a conveying belt, the paper is properly pressed, the paper can be effectively prevented from warping or curling in the conveying process, it is ensured that the paper is kept in a flat state, and the paper conveying efficiency is improved. And under the action of a buffer spring, the pressing wheel applies constant and moderate pressure to the paper, and the stability of the paper in the conveying process is ensured.

The invention relates to the technical field of film processing, in particular to a film thermal printing device which comprises a connecting base, the end face of the connecting base is connected with a film roller through a support, and the end face of the connecting base is connected with an adjustable driving structure. An adjustable driving structure is arranged on the end face of the connecting base, and an adjustable edge pressing structure is connected to the position, located on one side of the adjustable driving structure, of the end face of the connecting base. Therefore, the distance between the driving roller and the driven roller can be adjusted through the transmission structure by means of a driving motor and an adjusting rotating rod in the adjustable driving structure, a film can be tightly clamped between the driving roller and the driven roller, and the situation that the film slips during transmission, data printed on the film are overlapped, and the printing effect is affected is avoided; and meanwhile, the film can be conveniently installed, and films with different thicknesses can be clamped and driven for use.

The invention relates to the technical field of cloth rolling and tensioning, and particularly discloses a cloth tensioning device for clothing processing, which comprises a workbench and a rolling roller arranged on the workbench, and two tensioning assemblies are symmetrically arranged on the workbench in the left-right direction; the tensioning assembly comprises a mounting shell and a plurality of tensioning rollers which are rotationally connected to the mounting shell and used for pressing cloth, suction holes are formed in the tensioning rollers, and a first driving assembly for driving the tensioning rollers to rotate and detectors corresponding to the tensioning rollers are arranged on the mounting shell; a cutting seam and a cutting assembly located below the cutting seam are arranged on the workbench, first pressing plates are symmetrically arranged on the front side and the rear side of the cutting seam, and a second driving assembly for driving the two tensioning assemblies to move in the left-right direction is arranged on the workbench. When the cloth tensioning device for clothing processing is used for rolling the cloth and correcting the deviation of the cloth, the problems that the two sides of the cloth are wrinkled and curled can be solved, and a flat notch can be formed when the cloth is cut.

The utility model relates to the field of medical equipment, and provides a puncture type pathological sample embedding box, which comprises a box body, a second accommodating space and a plurality of positioning holes, and is characterized in that the box body is provided with a first accommodating space and discharging holes arranged in an array are formed in the inner bottom surface of the box body; the box cover is pivoted with the box body, one side, close to the first accommodating space, of the box cover is provided with a sinking convex part, and the convex surface of the sinking convex part is provided with feeding holes arranged in an array; when the box body and the box cover are in a closed state, the sinking convex part is positioned in the first accommodating space, and the side surface of the sinking convex part is in contact with the inner side surface of the box body; a flat second accommodating space is formed between the convex surface of the sinking convex part and the inner bottom surface of the box body and is used for accommodating puncture type pathological samples. According to the utility model, puncture pathological specimens can be prevented from leaking out of the embedding box and being lost, and the samples are prevented from curling and deforming after dehydration.

According to the leather cutting device capable of preventing the edge from curling, when the leather cutting device works, a second motor is driven by double shafts to rotate, then a first threaded rod and a second threaded rod are driven to rotate, the distance between a first supporting plate and a second supporting plate is adjusted according to the size of leather, and therefore the edge of the leather is prevented from curling. According to the leather cutting device, leather is cut, then a clamping rotary knob is screwed, the position between the leather and a cutting knife is adjusted, the leather is cut, then a turnover plate is turned over through rotation of a turnover motor, and then the leather is ironed through an ironing plate through sliding of a second electric sliding block on a second electric sliding rail; the leather cutting device effectively prevents leather from curling, finally achieves rapid cutting of leather of different sizes, irons the leather through the ironing plate, and greatly improves the cutting efficiency and quality of the leather.

The utility model relates to the technical field of paper cutting machines, in particular to an anti-curling paper cutting machine which comprises a cutting table, and a moving seat conducts displacement adjustment in the horizontal direction along the cutting table. A cutting plate is mounted at the bottom end of the mounting plate, and pressing mechanisms used for limiting paper are arranged on the two sides of the cutting plate and located on the mounting plate; the material pushing mechanism is used for pushing and cleaning waste materials generated by cutting; and the dust suction mechanism is arranged on the mounting plate, is close to the cutting plate and is used for sucking dust generated by cutting of the cutting plate. The material pushing mechanism can be driven by the mounting plate and the moving seat to automatically clean waste materials at the cutting position at the top end of the cutting table, so that the cleanliness of the cutting table is improved, and pollution is avoided; and the dust collection mechanism can synchronously move along with the cutting plate, dust generated by cutting around the cutting plate is collected, pollution caused by flying dust is avoided, and the cleaning efficiency is further improved.

The utility model discloses a correcting device for wire harness transmission, which relates to the technical field of wire harness correction, and comprises a base and a correcting column arranged on the base, the base is connected with two connecting plates, a tension plate is arranged between the two connecting plates, the connecting plates are provided with sliding assemblies, and the sliding assemblies are connected with the correcting column. The tension plate is connected with the sliding assembly, an empty groove is formed in the base, an electric push rod is arranged in the empty groove, the telescopic end of the electric push rod is connected with the bottom face of the tension plate, and a wiring harness body is placed on the tension plate. The part, arranged on the tension plate, of the wire harness body is lifted along with rising of the tension plate, the tension of the wire harness body is adjusted, the wire harness body is prevented from being curled in the correction process, and the operation efficiency of the device is improved.

The utility model relates to the field of fire hose cleaning, and discloses a hose cleaning device which comprises a U-shaped square pipe, three mounting grooves are formed in each of two sides of the U-shaped square pipe, a fixed base is fixed in the mounting grooves of the U-shaped square pipe, rotating shafts are fixed on the inner walls of two sides of the fixed base, and the same rotating rod is rotatably connected in the two rotating shafts. A hose is fixed to the inner wall of the end, away from the U-shaped square pipe, of the fixed base, a high-pressure nozzle is fixed to the side, away from the U-shaped square pipe, of the hose, two connecting rods are fixed to the inner wall of the high-pressure nozzle and fixedly connected with rotating rods, inserting rods are fixed to the sides, away from the connecting rods, of the rotating rods, and the inserting rods are slidably sleeved with sleeves. A connecting shaft is fixed to the side, away from the inserting rod, of the sleeve. According to the water hose cleaning device, the surface of a water hose can be fully washed by high-pressure water flow, the cleaning effect and efficiency are improved, the water hose can be prevented from being rolled in the cleaning process, and the water hose cleaning effect is guaranteed.

The utility model relates to the field of textile equipment, and discloses a shearing machine capable of effectively improving the shearing effect, which comprises a support table, the upper surface of the support table is fixedly connected with a workbench, the front end of one side of the upper surface of the support table is fixedly connected with a limiting plate, and a threaded rod is arranged in the limiting plate. The outer wall of the threaded rod is sleeved with a threaded sleeve, clamping blocks are fixedly connected to the outer walls of the two sides of the threaded sleeve, clamping grooves are formed in the two sides of the inner wall of the limiting plate, and the lower end of the threaded rod is fixedly connected with the upper surface of a supporting table. According to the device, the shearing roller can be driven by starting the servo motor to achieve the shearing function, the sliding function of the supporting frame and the supporting plate can be achieved through sliding connection of the sliding block and the sliding groove, the supporting plate can move by arranging the air cylinder, the height of the shearing roller can be adjusted, and the device can be suitable for textile fabrics with different thicknesses; the shearing efficiency of the shearing machine can be improved.

The present invention discloses a rotary printing paper placing device, and relates to the technical field of printing machine components. The present invention comprises a placing table, a waste roll box and a waste paper box are fixedly installed at the bottom of the placing table, an isolation shell is fixedly installed at the top of the placing table, a reeling motor and a half-cylinder reeling frame are fixedly installed inside the isolation shell, a reeling shaft is arranged inside the half-cylinder reeling frame, one end of the reeling shaft is rotatably installed inside the half-cylinder reeling frame and is drivingly connected to the output shaft of the reeling motor, and two paper pushing electric guide rails are fixedly installed inside the isolation shell. The present invention drives the paper roll to rotate by the reeling motor, so that one end of the paper roll slides on the cutting table, and then the reeling motor stops, and the cutting knife rotates alternately to cut one end of the paper roll, and the reeling motor continues to operate, so that the cut end of the paper roll continues to slide, so as to realize automatic reeling and cutting of one end of the paper roll, and greatly simplify the steps of manual operation.

This invention discloses a regenerated cellulose film for cigarette tipping paper and its preparation method. It belongs to the field of regenerated cellulose film production technology and includes the following steps: adhesive preparation; preparation of a slip-enhancing solution, by adding pretreated first and second slip-enhancing agents to the adhesive solution to obtain the slip-enhancing solution; coagulation and regeneration; wet treatment to obtain a wet film; plasticizing the wet film; drying and humidification: drying and humidifying the plasticized film to obtain the regenerated cellulose film; the drying process is as follows: 128-132℃, drying for 9-11s; 133-137℃, drying for 36-44s; 115-125℃, drying for 9-11s; 100-115℃, drying for 9-11s; 85-95℃, drying for 9-11s; 75-85℃, drying for 9-11s; 60-70℃, drying for 9-11s. This invention employs a gradient heating-cooling process, which rapidly removes most of the moisture in the early stage to prevent the membrane from sticking together; and extends the low-temperature slow drying time in the middle and later stages to prevent the regenerated cellulose membrane from curling and deforming.

This patent discloses a reading stand for one-handed page turning, including a frame, a flexible book clip, and a book clip holder. The book clip holder can adjust the rotation angle of the flexible book clip. Due to its length difference, the flexible book clip can switch between different gripping states via the book clip holder: a free position, a hovering critical position, or a maximum hovering position. This allows for one-handed switching of gripping states and page turning. The hovering characteristic of the flexible book clip ensures that it remains stably open after being lifted, providing invisible support for the hand turning pages. Users do not need to exert effort to keep the book clip open while turning pages, allowing them to focus entirely on the page-turning action itself. This intelligent interactive experience of "lift to stop, press to close" greatly reduces the operational burden, making long-term reading more relaxed and comfortable, and significantly improving user comfort and satisfaction.

The invention discloses an electrode breakdown test device and method for an easy-to-roll girdling insulation test piece. The device comprises an insulation frame, a metal bearing platform, an insulation pressing plate and a ball electrode. The metal bearing platform is mounted on the insulating frame; and the girdling insulating test piece is arranged on the metal bearing platform. And the insulating pressing plate is provided with an open hole and is pressed on the girdling insulating test piece on the metal bearing platform. The ball electrode is mounted on the insulating frame, penetrates through the open hole and is pressed on the girdling insulating test piece on the metal bearing platform, so that the metal bearing platform is grounded and voltage is applied to the ball electrode, and the girdling insulating test piece is subjected to a breakdown test. According to the device disclosed by the invention, the girdling insulation test piece is pressed among the metal bearing platform, the insulation pressing plate and the ball electrode while a breakdown test is performed on the girdling insulation test piece, so that curling deformation caused by residual stress of the girdling insulation test piece is prevented.

This invention relates to the field of water-soluble polymer materials technology, and discloses a comb-shaped ternary polymer and its preparation process. The polyacrylamide is polymerized from a backbone monomer, anionic monomer, comb-shaped macromolecular monomer, and optional functional reinforcing monomers under the action of a redox and azo-based composite initiation system. The preparation process includes solution preparation and neutralization, deoxygenation and temperature control, adiabatic polymerization, and post-treatment steps, employing a control strategy combining low-temperature initiation and adiabatic temperature rise polymerization. This invention effectively overcomes the defects of traditional linear polymers—low viscosity retention and poor shear resistance—in high-temperature and high-salt environments by introducing comb-shaped side chains to create a steric hindrance effect. The resulting product possesses ultra-high molecular weight, low water-insoluble content, and excellent solubility, exhibiting excellent salt-resistant thickening advantages and mechanical stability, meeting the oil displacement requirements of harsh reservoir environments.

The utility model provides a silica gel slitting and coating device which comprises a processing bin, an auxiliary mechanism is arranged on the inner wall of the processing bin, the auxiliary mechanism comprises a hydraulic bin, a fixed rotating plate is arranged below the hydraulic bin, and a mechanical arm is arranged below the fixed rotating plate. Compared with the prior art, the mechanical arm has the advantages that internal connection is carried out through the auxiliary mechanism, the internal hydraulic bin can be connected through the fixed rotating plate and the mechanical arm during operation, lifting adjustment can be carried out through the movable telescopic rod, meanwhile, front-back rotation angle adjustment operation is carried out, and meanwhile during operation, the mechanical arm can be conveniently adjusted. The device can be matched with the electric clamping plate to clamp and fix a film material, then the mechanical arm conducts operation connection, the electric clamping plate is adjusted to the opposite direction position, then the movable telescopic rod is matched to stretch out, the electric clamping plate stretches out to the inner wall of the conveying groove and then moves upwards to the interior of the processing bin, and the film material can be rapidly penetrated.

The functional composite type support comprises a support body, an upper concentric-square-shaped limiting piece and a lower concentric-square-shaped limiting piece, the upper concentric-square-shaped limiting piece and the lower concentric-square-shaped limiting piece are frame-shaped plate pieces which are combined with the shape of the support body and provided with holes in the centers, an upper stiffening steel plate serving as an upper sealing plate is arranged on the top face of the support body, and a lower stiffening steel plate serving as a lower sealing plate is arranged on the top face of the support body. A lower stiffening steel plate serving as a lower sealing plate is arranged on the bottom face of the support body, and the lower stiffening steel plate is matched with a central hole of a lower concentric-square-shaped limiting piece and located in the central hole of the lower concentric-square-shaped limiting piece. The upper stiffening steel plate and the lower stiffening steel plate are steel plates cut from a hole formed in the center of a whole rectangular steel plate and vulcanized on the top face and the bottom face of the support body. The upper and lower concentric-square-shaped limiting pieces limit the support body, position shifting and sliding of the support body are avoided, the anti-sliding capacity is improved, the upper and lower concentric-square-shaped limiting pieces are connected with the beam body and the padstone through detachable structures, the bridge support is convenient to mount and dismount, the support body is easy to replace, and the efficiency is high.

The invention relates to a special device for fixing large tissue slices of a prostate organ and a method for making the same. The special device for fixing large tissue slices of a prostate organ specifically comprises a bottom plate box for placing tissues, a top cover box with a pressure-applying function and a closed box for placing a fixing frame for fixing with a fixing liquid. The special method for making large tissue slices of a prostate organ comprises pre-processing, slice photographing and recording, tissue fixing processing, dehydration, wax dipping, embedding and marking, slicing, conventional slicing, baking and drying, secondary dehydration, wax melting, HE staining, cover slicing, and finally slicing to prepare a complete large tissue slide for a pathologist to make a diagnosis of the spatial distribution of prostate tissues. The invention solves the problem of long fixing time and the like; the sequence is orderly, the fixing time is reduced, and the time cost is saved.

The application discloses a kind of comprehensive phenotype quick detection device of dragable field stem and leaf, it is related to agricultural phenotype detection device field, including vehicle body, box and integrated in stem and leaf separation component, first conveyor belt component, cleaning dust removal component, leaf separation component, transfer component, vacuum adsorption workbench, laser scanning component, mobile clamping component, bending strength test component and second conveyor belt component in box, the automatic separation and feeding of sample are realized by stem and leaf separation component, after conveying, cleaning, arrangement, by transfer component and move to vacuum adsorption workbench and carry out the scanning of contour size and stem bending strength test, finally, according to the detection result, grading and collection are automatically completed by second conveyor belt component.The application integrates multiple detection processes in movable platform, realizes the integrated, automation, non-destructive rapid detection of field plant stem and leaf phenotype parameters, greatly improves detection efficiency and data reliability.

The utility model provides an anti-curling structure for printing equipment, which belongs to the technical field of printing equipment and comprises a machine body, a fixing plate is connected onto the machine body, a controller is connected onto the side surface of the machine body, a lifter is connected onto the machine body, a horizontal moving device is slidably connected into the lifter, and the horizontal moving device is connected onto the machine body. A horizontal mover is arranged in the machine body, a moving plate is slidably connected into the horizontal mover, a scraper is connected to the lower portion of the moving plate, an L-shaped plate is connected to the side face of the horizontal mover, a printing plate is arranged in the L-shaped plate, a working plate is connected to the fixing plate, a hydraulic telescopic device is connected into the machine body, and a sliding groove is formed in the fixing plate. Through cooperation of the hydraulic expansion piece, the first threaded rod and the second threaded rod, the roller can move back and forth on the surface of the working plate, a printed matter in the working plate can be flattened, the phenomenon that the printed matter is curled or deviated due to the fact that hands slip when the printed matter is flattened manually is avoided, and the working efficiency is improved. And subsequent operation procedures are reduced.

The invention discloses a rotary printing paper placing device, and relates to the technical field of printing machine parts. The device comprises a placement table, a waste roll box and a waste paper box are fixedly mounted at the bottom of the placement table, an isolation shell is fixedly mounted at the top of the placement table, an unwinding motor and a half-drum unwinding frame are fixedly mounted in the isolation shell, and an unwinding shaft is arranged in the half-drum unwinding frame; and one end of the unwinding shaft is rotationally installed in the half-cylinder unwinding frame and is in driving connection with an output shaft of the unwinding motor, and two paper pushing electric guide rails are fixedly installed in the isolation shell. The roll paper is driven by the unwinding motor to rotate, one end of the roll paper slides on the cutting table, then the unwinding motor stops rotating, the cutter rotates alternately to cut one end of the roll paper, the unwinding motor continues to operate, the cut end of the roll paper continues to slide, and automatic unwinding and cutting of one end of the roll paper are achieved. And the steps of manual operation are greatly simplified.

The utility model relates to a uniform oiling device for skylight flexible shaft processing, which comprises an oil storage tank, the oil storage tank is used for storing oil, two sides of the oil storage tank are provided with wire holes for a flexible shaft to penetrate, straightening mechanisms are arranged above the wire holes, the straightening mechanisms are symmetrically arranged, and the oil storage tank is used for storing oil. The straightening mechanism is used for straightening the flexible shaft and pressing the flexible shaft into oil in the oil storage tank for soaking, a winding roller is arranged on one side of the oil storage tank, and the winding roller is used for pulling the flexible shaft so that the flexible shaft can pass through the oil storage tank, and oiling of the flexible shaft is completed. The flexible shaft oiling device has the following advantages and effects that the flexible shaft can be straightened in the oiling process so as to ensure that the flexible shaft can be uniformly oiled.