1019 results about "Paper tape" patented technology

The utility model relates to the field of paper handles, in particular to a paper tape guiding and feeding assembly which comprises a bottom plate connected with a machine body, a plurality of first separation strips are evenly arranged on the surface of the bottom plate, and a gap for conveying paper tapes is reserved between every two adjacent first separation strips; each first separation strip is provided with a second separation strip, each second separation strip is in a T shape, each second separation strip and the corresponding first separation strip are spliced to form a conveying groove, and the conveying grooves are used for limiting paper tapes conveyed to the machine body through the space between the adjacent first separation strips. And the effect of improving the qualified rate of finished paper lifting handle products is achieved.

The invention provides electronic paper carrier tape body paper and a surface sizing production method thereof, and relates to the field of carrier tape body paper. The surface sizing production method of the electronic paper carrier tape body paper comprises the following steps of slurry treatment, internal sizing, forming, primary press polish, surface sizing and secondary press polish. According to the electronic paper carrier tape body paper and the surface sizing production method thereof, the phenomenon that the electronic paper carrier tape body paper is prone to layering after being repeatedly wound for multiple times in subsequent processing and downstream use can be effectively solved, and the bonding strength between the layers of the body paper is effectively improved; the bonding matching property of the electronic paper carrier tape body paper and the hot-melting upper cover tape is optimized, and the possible galling or layering phenomenon in the process of stripping the hot-melting upper cover tape is avoided; the stripping stability is further improved, the stripping force fluctuation is reduced, the abrupt change of the stripping force is avoided, the accurate and stable control on the stripping force is realized, the range of the stripping force is effectively reduced, and the use performance of the electronic paper carrier tape body paper is further improved.

The utility model discloses a lubricating liquid test system for a steel cord, which comprises a circulating system, a machine liquid return box, a horizontal sedimentation tank, a primary liquid return circulating box, a vertical sedimentation tank, a secondary liquid return circulating box, a paper tape filter, a copper precipitator, a filtrate tank, a plate heat exchanger and a wet drawing machine, and the lubricating oil is tried by opening and closing different parts of the valve on the pipeline. The lubricating fluid of other brands can be tested, the test cost is reduced, if the test succeeds, the lubricating fluid with higher cost performance can be used, the production cost is reduced, and new equipment is not needed in the trial process.

The printing consumable box comprises a shell, a paper tape, a roll core, a thermal transfer ribbon, a supply shaft and a recovery shaft, the shell comprises a first box body, a connecting arm and a second box body, the first box body is provided with a first cavity and an outlet, the second box body is provided with a second cavity and an inlet, a paper feeding channel is formed in the position of the connecting arm, and the first cavity, the outlet, the paper feeding channel, the inlet and the second cavity are sequentially communicated; the roll core and the supply shaft are arranged in the first cavity, the recovery shaft is arranged in the second cavity, the paper tape is wound outside the roll core, and the thermal transfer ribbon is wound between the supply shaft and the recovery shaft; the first box body comprises a first box body and a first cover, the second box body comprises a second box body and a second cover, and the first box body, the connecting arm and the second box body are connected; the first box body is provided with a first mounting port opened along the radial direction of the roll core, and the roll core and the supply shaft are mounted through the first mounting port; the second box body is provided with a second installation opening opened in the radial direction of the recycling shaft, and the recycling shaft is installed through the second installation opening. The assembly difficulty is reduced, and the production efficiency is improved.

A paper tape turn-up construct including a cover flap and a multi-bend structure to both protect an adhesive layer and to build an optimized elevated structure to present the adhesive layer during initiation of the paper web turn up process. Methods and apparatus to form the constructs and apply the constructs to paper production equipment are also included. The multi-bend paper turn up construct includes layers of adhesive and pulpable substrate with strategically located release materials, such as silicon that enhance a bridging of a gap between a rotating paper web and an empty spool surface.

Methods and apparatus to form tear-off paperband composites that adhesively attach a paper web to an empty web spool. In some embodiments, the paperband composite is applied in several layers to an empty web spool, each layer suitable for fixedly attaching a paper web to the empty spool. Multiple layers of paperband composite allow for use during multiple turn-up procedures with one layer of paperband composite used per turn-up procedure. In some examples, the paperband composite may be applied to a paper spool tangentially along the spool face and perpendicular to the axis of rotation of the spool. In other examples, the paperband composite may be spirally wrapped around the paper spool.

The invention discloses an intelligent linked paper lifting handle manufacturing machine, and relates to the technical field of environment-friendly paper lifting handle manufacturing. Comprising a bottom plate and side edge plates, the bottom plate is installed at the bottoms of one sides of the side edge plates, the bottom plate and the side edge plates are combined to form a manufacturing machine frame, a shaping auxiliary device is installed on the bottom plate, a transverse paper tape clamping device and a pressurizing device are installed between the side edge plates, and a longitudinal paper tape guiding plate is further arranged between the two sides of the side edge plates. The longitudinal paper tape guiding plate is located above the bottom plate, and a paper tape guiding device is further arranged on one side of the transverse paper tape clamping device. Through the arrangement of the transverse paper tape holder, the pressurizing device, the shaping auxiliary device and the like, the device can produce batch environment-friendly paper handles in one production process in the production process, non-environment-friendly production processes such as plastic dissolving and plastic welding do not exist in the process, the current market prospect is met, the production efficiency is high, and the production cost is low. And the production cost of the paper handle can be obviously reduced.

The invention discloses a paper tape guiding system for paper handles arranged in parallel, and relates to the technical field of paper handle production. Comprising a first paper tape guide plate, a paper tape limiting plate, a longitudinal paper tape guide plate, a paper tape guider and a paper tape stabilizing mechanism, the paper tape guider and the paper tape stabilizing mechanism are used for guiding two transverse paper tapes, and the first paper tape guide plate, the paper tape limiting plate and the longitudinal paper tape guide plate are used for guiding a plurality of longitudinal paper tapes to the positions below the transverse paper tapes. And the transverse paper tape is vertical to the horizontal plane after passing through the paper tape guider and is vertical to the longitudinal paper tape. Through the arrangement of the paper tape guide plate I, the paper tape limiting plate, the longitudinal paper tape guide plate, the paper tape guider, the paper tape stabilizing mechanism and the like, a transverse paper tape and a longitudinal paper tape for producing a paper handle can be guided, and smooth output and excellent limiting of the paper tapes can be ensured in the guiding process; and a necessary basis is provided for the production of high-quality paper lifting handles.

The invention relates to the technical field of agricultural machinery, in particular to a fragrant-flowered garlic bundling device and a harvesting vehicle, the bundling device comprises a bundling table, a paper tape conveying device, a guide structure and a conjugate cam mechanism, the guide structure is installed on the bundling table, a guide groove is formed in the inner side face of the guide structure, and the conjugate cam mechanism is located below the bundling table; the conjugate cam mechanism comprises a first rotating shaft and a first driving assembly driving the first rotating shaft to rotate, a first cam, a second cam and a third cam are sequentially installed on the first rotating shaft, and a jacking piece, a cutting piece and a welding piece are slidably connected to the positions, corresponding to the first cam, the second cam and the third cam, of the bundling table. And the lower ends of the jacking piece, the cutting piece and the welding piece are respectively and sequentially connected with the peripheral surfaces of the first cam, the second cam and the third cam in a sliding manner. According to the automatic Chinese chive bundling device, Chinese chives can be automatically bundled, manual participation is not needed in the bundling process, the labor load of workers is reduced, and the harvesting and bundling efficiency is improved.

The invention discloses a forming method of a composite variable-cross-section guide pipe, and belongs to the technical field of composite manufacturing. The forming method comprises the steps that staggered rubber is laid on a soft mold tool, demolding cloth is pasted after curing forming, and a soft mold is obtained; paper adhesive tapes are pasted on an upper die and a lower die of a conduit forming tool, prepreg sheets are manufactured through scribing, flattening, opening shearing treatment and supplementing / cutting, and blanking drawings of different laying layer angles based on thickness changes are generated in combination with software; prepreg sheets are laid on the upper mold and the lower mold according to the drawing, and the soft mold is placed on a guide pipe forming tool to be assembled; and finally, curing, molding and demolding. By means of the forming method, precision errors caused by traditional blanking software can be reduced, so that the laying efficiency of the prepreg is improved, and the forming method is suitable for variable-section guide pipes, uniform-section guide pipes, cylindrical parts and the like.

The invention discloses a transformer layer type coil winding machine, which comprises a coil driving device, a winding displacement device and a paper supply device, and is characterized in that the coil driving device is connected with a coil mold and drives the coil mold to rotate, and a lead and an insulation paper tape are wound on the coil mold through rotary winding; and the wire arranging device and the paper feeding device are respectively used for supplying a wire and an insulation paper tape to the coil driving device, and can move along the axial direction of the coil mold relative to the coil driving device, so that the wire and the insulation paper tape are wound on the coil mold along the axial direction of the coil mold. The winding machine is high in automation degree, the labor intensity of manpower and the dependence on personnel experience are reduced, human errors are prevented from being introduced, and the quality of coil products is effectively improved.

The invention relates to the technical field of intelligent manufacturing and assembling, and provides automatic resistor production equipment which comprises a large bottom plate, a pin wire straightening and guiding part, a pin bending part, a sticker feeding and pasting part and the like. The surface of the large bottom plate is fixedly connected with a sticker feeding and pasting part; a paper tape feeding part fixed on the surface of the large bottom plate is in butt joint with the left side of the sticker feeding and pasting part; a pin bending part fixed on the surface of the large bottom plate is arranged in front of the sticker feeding and pasting part; the left side of the pin bending part is provided with a pin wire cutting part fixed on the surface of the large bottom plate; according to the invention, automation can be realized in the whole process of paper tape conveying, pin wire cutting and bending, pasting of pins on the paper tape, subsequent paper tape punching, pin trimming, flattening, floating and warping and resistor body assembling, the working efficiency can be greatly improved, and the labor intensity can be reduced; and meanwhile, the stability of the assembling quality of the resistor can be ensured.

The invention discloses an automatic film changing device which comprises a machine box, a pressing unit, a film feeding unit, an air guiding unit and an electric control unit are arranged in the machine box, and the pressing unit, the film feeding unit and the air guiding unit are connected with the electric control unit. The pressing unit comprises a first pressing mechanism and a second pressing mechanism, a power mechanism is arranged between the first pressing mechanism and the second pressing mechanism, so that the first pressing mechanism and the second pressing mechanism are opened or closed through the power mechanism, and the film conveying unit comprises a driving wheel, a driven wheel, a guide wheel and a counting wheel. A filter membrane is arranged between the driving wheel and the driven wheel and penetrates through a gap between the first pressing mechanism and the second pressing mechanism. According to the invention, the paper tape can be moved regularly, unmanned maintenance is realized, and the effect of no maintenance for more than two years on the particulate matter filtering function can be realized according to the updating frequency of the conventional filter membrane.

The utility model belongs to the technical field of connectors, and relates to a connector pin packaging assembly which comprises a pin unit, a tray and a paper tape wound on the tray. Each pin unit comprises a pin body, an upper connecting band and a lower plate, the upper end of each pin body is connected with the corresponding upper connecting band, the lower end of each pin body is connected with the corresponding lower plate, the upper connecting bands of the adjacent pin units are connected with each other, and the lower plates of the adjacent pin units are separated from each other. The plurality of contact pin units are attached to the outer surface of the paper tape in the length direction of the paper tape; the pin body sequentially comprises a welding pin, a Y-shaped connecting section and a contact section, and the welding pin extends upwards from an opening of the Y-shaped connecting section and is perpendicular to the contact section; the beneficial effects are that the structure design of the pin unit is reasonable, the stability of the pin body can be effectively guaranteed, the pin unit is convenient to store, transport and assemble, the pin unit is not easy to deform in the transport and assembly process, and the precision and reliability of the product are improved.

The invention belongs to the field of transformer production, and relates to a full-automatic bonding method for coil oil duct filler strips, which comprises the following steps: screening out impurities through an automatic paper cushion block feeding device, collecting the impurities through a negative pressure dust removal mechanism, and conveying the impurity-removed paper cushion blocks to an automatic paper cushion block glue spraying device in a single-layer and single-row manner; tensioning force is provided through an empty paper tape tensioning mechanism, an empty paper tape is positioned and released to an empty paper tape pressing mechanism through an empty paper tape releasing mechanism, an electric rotating disc is arranged below the empty paper tape pressing mechanism, and a heat-resisting rubber plate is arranged on the periphery of the electric rotating disc. Glue liquid is sprayed on the surface of the paper cushion block through an automatic glue spraying device of the paper cushion block, the surface, with the glue liquid, of the paper cushion block is placed on a heat-resistant rubber plate upwards, and an empty paper tape and the paper cushion block are tightly pressed through an empty paper tape pressing mechanism till the empty paper tape and the paper cushion block are firmly bonded together to form the coil oil duct filler strip; and the coil oil duct filler strip is wound into a roll through the finished product winding mechanism. According to the full-automatic assembly line, the labor cost can be reduced, and the product production efficiency and the product quality are improved.

A family of paper tape turn-up constructs for accomplishing automated paper web turnup in paper processing. Methods and apparatus to form the constructs are described. Methods and Apparatus to apply the constructs to paper production equipment are also described. In some examples, the paper tape turn-up construct includes a cover flap to protect an adhesive layer during initiation of the paper web turn up process.

The invention discloses a special seed knitting machine for potatoes, which is characterized in that a paper tape reel is mounted on a case, and a paper tape guide mechanism is arranged above the paper tape reel; a seed box and a seed suction device are mounted on the case, and a material guide mechanism is arranged below the seed suction device; a winding mechanism, a rope winding mechanism and a winding mechanism are mounted on the case; comprising a rope winding motor and a winding motor, the rope winding motor drives a rope winding mechanism to rotate according to a set paper tape linear speed, the winding motor drives a winding mechanism to rotate according to a set torque, the winding motor is a torque motor for controlling the tension of a paper tape to be unchanged, and the rope winding motor is a speed regulating motor for controlling the paper tape linear speed. Through mutual cooperation of the rope winding motor and the winding motor, it is ensured that the linear speed and tension of the paper tape are constant, the risk that the paper tape deforms and even is snapped is avoided, the seed suction speed is matched with the linear speed of the paper tape, and the plant spacing uniformity of planting after weaving and the weaving effect are improved.

The utility model discloses a cutting fluid treatment system, and belongs to the technical field of cutting fluid treatment. The cutting fluid treatment system comprises a pre-chip removal device, the pre-chip removal device is connected with a paper tape filtering device, the paper tape filtering device is communicated with a cutting fluid box at the bottom, a cooling device is arranged in the cutting fluid box, and an oil skimmer is arranged at the top of the cutting fluid box; the chip pre-removal device comprises a chip removal treatment box, a liquid inlet is formed in the top of the chip removal treatment box, a filter screen is arranged below the liquid inlet, the output end of a chip removal motor is connected with a transmission gear, a chain is meshed with the transmission gear, a scraper is arranged on the chain, and the scraper moves to pass through the filter screen to make contact with the surface of the filter screen. Scraps on the surface of the filter screen are scraped. The system integrates chip removing, filtering and cooling treatment functions on the cutting fluid, the integration degree is high, and the occupied area is reduced; and the treated cutting fluid can be directly supplied to a machine tool for use through the reflux pump, so that the working efficiency is improved.

The utility model relates to a UV ink-jet printer nozzle fault detection device, which comprises a paper tape, an unwinding mechanism, a winding mechanism and a visual detection mechanism, patterns sprayed by the UV ink-jet printer nozzle are carried on the paper tape, and the unwinding mechanism and the winding mechanism are respectively used for unwinding and winding the paper tape. And the visual detection mechanism is used for photographing the paper tape and judging whether the nozzle of the UV ink-jet printer breaks down or not according to the photographed picture. According to the utility model, the to-be-detected UV ink-jet printer nozzle sprays the predetermined pattern on the paper tape, the visual detection mechanism obtains the picture of the paper tape with the pattern and judges whether the to-be-detected UV ink-jet printer nozzle breaks down or not according to the obtained picture, so that the detection of the UV ink-jet printer nozzle is simple and efficient; jet printing product scrapping caused by nozzle faults can be effectively eliminated, and the production efficiency is improved.

The utility model relates to the field of carton handle processing, in particular to a paper tape feeding automatic switching structure which comprises an unwinding structure for unwinding a paper tape and a tensioning structure for conveying and tensioning the paper tape, and the unwinding structure and the tensioning structure are matched with each other. The paper tape is arranged on the unwinding structure and conveyed to the processing line body through the tensioning structure, the tensioning structure is used for tensioning and storing part of the paper tape, when the paper tape in the unwinding structure is insufficient, the paper tape in the tensioning structure is consumed and conveyed to the processing line body, the processing line body does not need to be stopped in the process, and the effect of reducing the production cost of the line body is achieved.

The utility model relates to the technical field of mushroom stick producing and processing equipment, and particularly discloses a mushroom stick inoculating and labeling machine which comprises a conveying mechanism, a disinfecting mechanism, a punching mechanism, a seed pressing mechanism, a labeling mechanism and a bag discharging mechanism, a plurality of chain box trays are installed on a conveying chain, and mushroom sticks are conveyed on the chain box trays; a disinfectant wiping piece is mounted on the disinfection plate, and the disinfectant wiping piece is in contact with the mushroom sticks to wipe and disinfect the mushroom sticks; the punching motor drives the punching lifting frame to ascend and descend to drive the drill bit to ascend and descend to punch mushroom sticks. The seed pressing motor drives the seed pressing lifting frame to ascend and descend to drive the seed pressing head to convey strains into holes of the mushroom sticks; the pressing wheel presses downwards to control the label paper tape to be attached to the hole of the mushroom stick, a cutter is arranged on the pressing wheel, and the pressing wheel is driven by the label paper tape to rotate by a circle to cut off the label paper tape; the bag discharging motor drives the discharging push plate to push the mushroom sticks out of the chain box tray for discharging; punching, inoculating and labeling are integrated, automatic production equipment is adopted, the labor intensity is reduced, the production cost is reduced, and the production efficiency is improved.

This invention discloses a high-efficiency integrated treatment system for produced water from oilfields, comprising an oily wastewater settling filter and an oily wastewater filter coalescer connected in sequence. The oily wastewater settling filter includes a filter tank, a settling separation mechanism, and a paper tape filter mechanism. The settling separation mechanism is located in the upper part of the filter tank, and the paper tape filter mechanism is installed on the filter tank. The oily wastewater filter coalescer includes a shell and a filter coalescing cartridge assembly. The shell includes a cartridge installation section, an inlet distribution section, and a flotation separation section. The technical solution of this invention uses the oily wastewater settling filter as a pre-treatment device and the oily wastewater filter coalescer as a post-treatment device. The organic combination of the two improves the system's effectiveness (good effluent quality indicators and stable performance) while also enhancing its economy (low construction cost and low operating cost) and environmental performance (low energy consumption and low generation of secondary oily waste).

The invention belongs to the technical field of cable production, and relates to a production device and a production method of a paper-wrapped copper stranded wire. The production device comprises a wrapping device and a control system. A conveying mechanism and a wrapping variable frequency motor are arranged in the wrapping device, the conveying mechanism comprises a paper disc, a tension sensor, a damping motor, a rotating disc, an encoder and a servo motor, the damping motor is installed on a driving shaft of the paper disc, a paper tape is wound on the paper disc, and the paper tape is guided into the copper stranded wire after passing through the rotating disc; the encoder and the servo motor are mounted on the turntable; the tension sensor obtains the actual tension of the paper tape, and the encoder obtains the actual wrapping angle of the paper tape; a camera used for acquiring a wrapping position image is arranged at a paper tape wrapping head, and an actual wrapping result is obtained based on the image; and the control system compares the actual wrapping result with a preset wrapping result, and if the actual wrapping result does not meet the requirement of the preset wrapping result, a regulation and control strategy is started. The problem that wrapping process parameters cannot be adjusted in real time in an existing paper-wrapped copper stranded wire production process is solved.

The invention discloses a paper tape wear resistance testing machine, which relates to the technical field of wear resistance testing equipment, and comprises a winding assembly mounted at one end of a rack and used for winding a paper tape. According to the wear resistance testing machine for the paper tape, the cooling mechanism, the cooling plate and the leveling roller extrude and cool the paper tape, and meanwhile, the swing plate rotates and swings back and forth to generate airflow, so that residual heat on the paper tape is taken away by the airflow, and the influence on the test performance of the paper tape due to expansion of the surface of the paper tape caused by friction is avoided; fibers can be helped to recover to the original state through cooling, the possibility of breakage of the paper tape is reduced, when the paper tape is accidentally broken, the breakage condition of the paper tape is reflected through the triggering mechanism, the limiting mechanism is triggered to press the broken and retracted end of the paper tape, the broken end of the paper tape is prevented from continuing to retract, the downtime is shortened, the test is rapidly recovered, and the test efficiency is improved. Abnormal abrasion of the workpiece or long-time interruption of data recording can be reduced, the accuracy of a test result is ensured, and the influence of test delay on the whole progress is reduced.

The utility model discloses 3d honeycomb packing paper and box packing paper thereof, and relates to the field of packing paper design, the 3d honeycomb packing paper comprises a plurality of paper strips, and the plurality of paper strips are arranged with the same length and the same width; a plurality of adhesive layers are arranged on the two sides of the paper strip respectively, the adhesive layers are arranged in an equidistant array mode, and the adhesive layers on the two sides of the paper strip are arranged in a staggered mode. When the multiple paper strips are stretched in the vertical direction of the side faces, the paper strips and the adhesive layers on the two sides are stretched to form a honeycomb-shaped structure. When the paper tape is stretched, the paper tape can be stretched and deformed from the adhesive layers which are arranged in a staggered mode, the paper tape can form a honeycomb-shaped structure after being completely stretched, and due to the fact that the honeycomb-shaped structure is high in stability, the paper tape can be stretched in the stretching direction and does not deform in other directions; compared with kraft paper, the paper strip is lower in preparation cost, the strength of the 3d honeycomb packaging paper can be guaranteed by setting the corresponding width of the paper strip, and the protection effect is better.

The utility model provides a medicine film discharging and buffering device of a medicine subpackaging machine, and mainly relates to the technical field of medicine subpackaging equipment. A medicine film outlet temporary storage device of a medicine subpackaging machine comprises a rack, a medicine film outlet bag winding mechanism is rotationally installed on the lower portion of one side of the front face of the rack, a medicine film roll is arranged on the medicine film outlet bag winding mechanism, and a paper tape rolling shaft mechanism is arranged in the middle of one side of the front face of the rack. A plurality of medicine film guiding mechanisms arranged in an S shape are rotationally installed on the upper portion of the front face of the machine frame, a medicine film guiding column is fixedly installed on the upper portion of the other side of the machine frame, and a tensioning assembly is arranged on the rear portion of one medicine film guiding mechanism. The device has the beneficial effects that the device can press the medicine film through the tensioning assembly, so that the tension of the medicine film is dynamically adjusted, and the stability of the medicine film in the conveying process is improved.

The utility model discloses a printed circuit board (PCB) two-dimensional code drilling, reading and steering all-in-one machine, which belongs to the technical field of PCB processing and comprises a rack, a drilling device is arranged in the middle of the rack, a PCB carrying device is arranged above the drilling device, a feeding end of the rack is provided with a PCB feeding and conveying device, a discharging end of the rack is provided with a PCB discharging and conveying device, and the PCB discharging and conveying device is connected with the PCB carrying device. The PCB feeding conveying device, the PCB carrying device, the code drilling device, the PCB discharging conveying device, the PCB steering device, the device for automatically replacing the paper tape and the aluminum tape and the code reading device are ingeniously combined, so that the PCB feeding conveying device, the PCB carrying device, the code drilling device, the PCB discharging conveying device, the PCB steering device, the device for automatically replacing the paper tape and the aluminum tape and the code reading device are arranged on the upper side edge of the PCB discharging conveying device, and the PCB turning device is arranged between the code drilling device and the PCB discharging conveying device. According to the utility model, the PCB is installed in the rack, integration of board feeding, carrying, drilling processing, board discharging blocking, code reading verification, centering and board discharging of the PCB is realized, the purchase cost is reduced, the energy consumption is reduced, the position space is saved, and the requirements of an automatic production line are met.

The utility model discloses a high-toughness textured paper adhesive tape, which comprises an adhesive tape unit, a plurality of adhesive tape units and a plurality of adhesive tape units, the adhesive tape unit comprises a textured paper tape and a wrinkled texture layer matched with the textured paper tape, and the wrinkled texture layer is positioned on the outer wall of the textured paper tape; after the textured paper tape and the position needing to be bonded are determined, the textured paper tape is pressed, and after the textured paper tape is extruded, the cutting blocks can be driven to move downwards, so that the outer surface of the wrapping layer is broken, and the bonding effect is good. The sol flows out from the interior of the wrapping layer to the surface of a bonded object, the masking tape is bonded with the surface of the object, meanwhile, the sol can enter the surface of the object through the flow guide grooves, the bonding speed is increased, the wrapping layer is limited in the mounting cavity, and the situation that the contact area of the masking tape and the object is affected due to breakage of the wrapping layer is avoided; and the bonding effect is reduced.

The invention provides base paper for a carrier tape, a paper tape prepared from the base paper and an electronic component packaging body, the base paper for the carrier tape sequentially comprises a surface layer, a core layer and a bottom surface layer, the core layer is prepared from core layer pulp containing bleached chemimechanical pulp, cationic starch and PVA and contains borax added in a manner of dipping a sizing agent in a semi-dried state with the water content of the base paper being 6.0-12.0%, and the bottom surface layer is prepared from a surface layer, a surface layer and a bottom surface layer. According to the present invention, the borax can be cross-linked with the starch and the PVA linked to the fiber to form the network structure, such that the layering of the base paper is avoided, and the base paper is endowed with the low shrinkage rate and the low swelling rate so as to provide the square hole formed after the base paper is made into the paper tape with the excellent hole pattern squareness and the excellent size stability; after the paper tape is placed in the environment with the temperature of 60 DEG C and the environment with the temperature of 40 DEG C and the humidity of 90% RH for 24 h, the absolute values of the transverse (A0) and longitudinal (B0) dimensional change rates of the square holes are both smaller than or equal to 3%, and taking and using of the electronic elements contained in the square holes are prevented from being affected.

The invention relates to the technical field of paper tape processing, in particular to a paper folding machine which comprises a deviation rectifying mechanism and a paper folding mechanism, the paper folding mechanism comprises a machine frame, the machine frame is provided with a first indentation mechanism used for continuously conveying paper tapes in an unfolded state, and the machine frame is further provided with a right edge folding assembly and a left edge folding assembly which are sequentially arranged in the paper tape conveying direction. The left edge folding assembly and the right edge folding assembly are movably arranged on the rack, and the moving direction is consistent with the width direction of the paper tape; the left edge folding assembly and the right edge folding assembly are used for folding the left length edge and the right length edge of the paper tape in the unfolded state correspondingly, and the deviation rectifying mechanism is connected with the first creasing mechanism so as to rectify deviation of the paper tape in the conveying process. The folding positions of the left length edge and the right length edge of the paper tape can be adjusted by controlling the positions of the left edge folding assembly and the right edge folding assembly, so that the paper tapes in different states are folded; and the folding position and the indentation position are adjusted according to the paper tapes with different widths, so that the paper tapes with different widths are folded.