27results about How to "Stable printing" patented technology

The invention discloses a processing method and system for abnormal operation of photocuring 3D printing. The method comprises the steps that parameter values of all operation parameters in the printing process of photocuring printing equipment are collected; according to the parameter values, abnormal operation parameters in all the operation parameters are searched for; if the abnormal operation parameters are not found, inputting all the operation parameters and parameter values thereof into a pre-trained AI-based first printing fault prediction model, and predicting a potential printing fault type and a fault degree thereof; according to the printing fault type and the fault degree of the printing fault type, the parameter value of each operation parameter is adjusted, so that the predicted printing fault type is free of faults, and abnormal operation parameters do not exist in the operation parameters. By utilizing the embodiment of the invention, the timeliness and accuracy of fault detection can be improved by acquiring the real-time operation parameters, identifying abnormal conditions and predicting the fault type and degree based on the AI model, the automatic adjustment of the printing parameters is realized, and the stability and reliability of the printing process are ensured.

The utility model provides a novel microwave heating printing head which comprises an outer conductor microwave shielding shell, a microwave input source is arranged on the outer wall of the outer conductor microwave shielding shell in a conducting mode, an outer conductor microwave shielding upper shell is welded to the top of the outer conductor microwave shielding shell, and a coaxial microwave shielding inner conductor is fixedly arranged in the outer conductor microwave shielding upper shell. The coaxial microwave shielding inner conductor is arranged in the outer conductor microwave shielding shell, the coaxial microwave shielding inner conductor and the outer conductor microwave shielding shell define a coaxial resonant cavity, an outer conductor microwave shielding lower shell is welded to the bottom of the outer conductor microwave shielding shell, and a flange plate is installed at the bottom of the outer conductor microwave shielding lower shell. A quartz tube is arranged in the coaxial microwave shielding inner conductor in a penetrating manner and extends to the outlet end of the flange plate, and the length of the coaxial microwave shielding inner conductor arranged in the outer conductor microwave shielding shell is smaller than the height of the coaxial resonant cavity, so that the quartz tube is partially exposed in the coaxial resonant cavity. The conductive composite thermoplastic wire can be rapidly heated within a short time by applying microwaves, and compared with traditional resistance heating, the heating rate is greatly increased.

The utility model belongs to the technical field of ink-jet printing, solves the problem that in the prior art, an ink path system is unstable due to ink properties, and provides an ink path system and printing equipment, the ink path system comprises an ink supply module used for supplying ink to an ink-jet assembly; the ink returning module is used for returning the ink of the ink jet assembly into the ink supply module; the pneumatic control module is used for regulating and controlling the amount of ink in the ink return module and the ink supply module through positive and negative pressure; the cleaning module communicates with the ink jet assembly and is used for cleaning the ink jet assembly; the ink supply module comprises an ink supply box, a transfer ink bin and an ink barrel, the transfer ink bin is connected with the ink supply box and the ink barrel, and the ink supply box is connected with the ink jet assembly and used for supplying ink to the ink jet assembly. Ink is buffered through the transfer ink bin, meanwhile, the ink return module, the pneumatic control module and the cleaning module control the ink supply module and the ink jet assembly in the ink path in a coordinated mode, and the problem that the ink path is unstable is solved.

The utility model belongs to the technical field of spherical printing, and discloses a spherical printing device. The spherical surface printing device comprises a printing plate, an ink conveying mechanism and a clamping mechanism, the printing plate is in a semi-cylindrical shape and extends in the first direction, the printing surface of the printing plate can be attached to the spherical surface of a product, the ink conveying mechanism is used for conveying ink to the printing surface of the printing plate, and the clamping mechanism comprises a clamping head, a first guiding piece, a first clamping driving assembly and a second clamping driving assembly. The clamping head is arranged on the first guiding piece in a sleeving mode and can rotate relative to the first guiding piece, the first clamping driving assembly is used for driving the first guiding piece to move in the second direction so that the clamping head can abut against a clamped product, and the second clamping driving assembly is used for driving the first clamping driving assembly to move in the first direction so that the clamping head can abut against the clamped product. Therefore, the product can roll on the printing surface of the printing plate. The device adopts the printing plate to print a product, so that the printing quality is good, the form of the printing plate is stable, the stability of the printing plate does not need to be controlled in the printing process, and the printing is stable and the printing efficiency is high.

The newspaper conveying device for the printing machine comprises a body, two dust collecting cylinders are rotationally arranged on the input side of an inner cavity of the body, a plurality of dust collecting grooves are formed in the outer walls of the dust collecting cylinders at equal intervals, a plurality of sponge strips are fixedly arranged on the outer walls of the dust collecting cylinders, and the sponge strips and the dust collecting grooves are arranged in a penetrating mode. The sponge strip on the dust collection cylinder at the bottom can make contact with the conveying line, and the shaft ends, corresponding to one side of the dust collection box, of the dust collection cylinders are each of a cavity design. According to the conveying device, the two dust collection cylinders are arranged on the input side of the conveying line, dust on the two faces of paper can be removed at the same time, meanwhile, the sponge strip can synchronously remove dust on the conveying line, overall cleaning of the paper and the conveying line is guaranteed, the paper can be stably printed when passing through the conveying line, and the printing efficiency is improved. And under the arrangement of the arc-shaped isolation plates, dust collection channels of the dust collection grooves are all located on the surfaces of the paper and the conveying line, the dust collection strength is further improved, and wasted resources are reasonably utilized.

The invention relates to the technical field of cloth production, in particular to an ink jet type cloth printing process. According to the ink-jet type cloth printing process, an ink-jet printing process method is adopted, the limiting assembly is combined with the ink-jet printing machine body to work, the two sides of the ink-jet printing machine body can be effectively shielded, the possibility that ink splashes to other parts is reduced, cleaning and normal operation of the other parts are guaranteed, and meanwhile, the ink-jet printing efficiency is improved. The limiting assembly can precisely limit the two sides of the cloth, the deviation condition of the cloth in the printing process is reduced, the printing accuracy and stability are improved, in addition, the limiting assembly further has the cloth position correction function, an ink-jet printing machine body precisely faces the cloth, deviation of the printing position is avoided, and the printing quality is improved. And the working efficiency of the printing equipment is greatly improved, so that the printing quality and the yield are improved, and the economic loss is reduced.

This invention discloses a method for printing two-dimensional structures of thermosetting materials with controllable surface roughness, comprising: controlling the rheological properties of the extrusion behavior of a selected thermosetting material; calculating and determining the relationship between the deposition morphology of the thermosetting material and printing parameters, and plotting an H-V phase diagram to determine the critical printing range for achieving uniform deposition; establishing a single-fiber deposition morphology evolution model and a multi-fiber fusion geometric evolution model to provide a correlation between the degree of fusion of adjacent deposited fibers and the surface micro-roughness, thereby obtaining a preset surface microstructure morphology; and, according to the required surface roughness, solidifying and locking the interface through thermal curing at different fusion stages to obtain a continuously adjustable and structurally stable two-dimensional film of thermosetting material. This invention can realize the printing of two-dimensional structures of any thermosetting material system on any spread substrate, and can continuously and programmably adjust the surface roughness.

The utility model discloses a metal surface printing positioning tool, and relates to the technical field of printing tools. A mounting shell is fixed to the bottom of the workbench, a mounting block is movably connected into the mounting shell, first threaded holes are formed in the outer side of the mounting shell and the outer side of the mounting block, bolts are in threaded connection with the interiors of the first threaded holes, a connecting rod is fixed to one side of the mounting block, a supporting plate is fixed to one end of the connecting rod, and a threaded pipe is fixed to the interior of the supporting plate. A transmission rod is fixed to one end of the threaded rod, and a bearing is fixed to one end of the transmission rod. Under the action of the positioning plates, the device can flexibly disassemble, assemble and adjust the two positioning plates, a user can conveniently and quickly adjust the positioning plates according to the specification of a printing material, it is guaranteed that a metal material can stably enter a printing machine to be printed, and the phenomenon that due to the fact that the metal material deviates in the transportation process, the printing efficiency is improved is avoided. And the conditions of skip printing, printing deflection and the like are prevented.

This utility model discloses a fully automatic screen printing machine based on vision positioning. Its structure consists of a printhead assembly, a vision module, a transmission system, a positioning platform, and a frame. The vision module uses an industrial camera combined with a bar light source to acquire high-precision images of the substrate. Its linkage design with the printhead enables automatic alignment. The transmission system is equipped with an X / Y axis linear module driven by a servo motor and a synchronous belt drive, along with a slider guide rail structure. The array of suction holes on the surface of the positioning platform uses a negative pressure system to fix the substrate, and a cross-shaped reinforcing rib at the bottom enhances rigidity. The screen holder in the printhead assembly uses a spring-loaded plate and an adjustable squeegee holder design to adapt to diverse printing needs. The frame is equipped with adjustable feet and linear guide rails, balancing equipment installation leveling and overall structural stability. With its high precision, high stability, and modular design, this equipment is widely applicable to high-precision printing fields such as electronic components, ceramic decals, and precision circuit boards.

The invention relates to the technical field of ink production, and discloses antistatic ink and a preparation method thereof, and the antistatic ink comprises 10-30 parts of toner, 15-50 parts of acrylic resin, 8-20 parts of a conductive polymer solution, 20-30 parts of an antistatic agent, 30-40 parts of water, 2-10 parts of an anti-wear agent, 2-8 parts of a dispersant, 1-2 parts of a fluorocarbon surfactant, 10-90 parts of an alcohol solvent and 1-10 parts of an antifoaming agent. The toner is composed of any one or more of graphite, an azo pigment, a phthalocyanine pigment, a nitro pigment and a nitroso pigment, the anti-wear agent is an ethylene-vinyl acetate copolymer, and the filtered materials and water are mixed and melted and then added into a mixed solution, so that impurities in the anti-static ink are reduced, the printing effect of the anti-static ink is improved, and the anti-static ink has good anti-static performance. Meanwhile, water is added in the grinding process of the grinding machine, the grinding efficiency is improved, redundant water is evaporated through the evaporator, and the using effect of the anti-static ink is better.

The present invention aims to provide a white toner having excellent charging uniformity and capable of stably printing high-quality images regardless of the use environment. The purpose is met by a white toner having white toner particles comprising a binder resin, a white pigment and inorganic fine particles. The work function of the white pigment is 5.80 eV-6.10 eV, the content of the white pigment is 15.0-60.0 parts by mass relative to 100 parts by mass of the binder resin, and the work function of the inorganic fine particles is 6.15 eV or more.

The invention discloses a preparation method of a uniform and stable Raman substrate, which comprises the following steps: filtering precious metal nanoparticle sol for 3-5 times by using a filter membrane with a determined pore size to obtain standby sol; the circular perforated substrate is arranged on an ink-jet device of the ink-jet printer, and the distance between arrays of the circular perforated substrate is determined, and the diameter is determined. And setting the number of printing times to obtain a uniform and stable nano-particle array with a determined diameter and a determined distance. The method has the advantages that the uniformly-arranged nanoparticle array with the same diameter can be stably printed, the agglomeration phenomenon of nanoparticles is effectively avoided, the preparation method is simple, the cost is low, the preparation process can be accurately controlled through a computer, and the controllability is high.

The invention belongs to the technical field of ink-jet printing and discloses an industrial digital ink-jet printing robot which comprises a base plate, a mechanical arm is fixedly connected to the top face of the base plate, a secondary ink box is arranged on the end face of the mechanical arm, an ink-jet mechanism is arranged below the secondary ink box, and a protection mechanism is arranged on the outer side of the ink-jet mechanism. The ink jet mechanism comprises a fixing ring, the fixing ring is fixedly connected to the surface of the mechanical arm, an ink jet pipe is fixedly connected to the interior of the fixing ring, a first baffle is fixedly connected to the inner wall of the ink jet pipe, and a bottom plate is fixedly connected to the inner wall of the first baffle. Intermittent ink output of the device is achieved, intermittent ink jetting can enable an ink path to keep slight circulation, the ink concentration is uniform, the problems of different depths, chromatic aberration and the like in printing are avoided, the stability of long-time printing is guaranteed, and the printing quality and the equipment reliability are improved.

The utility model discloses a high-efficiency corrugated board jet printing machine, which relates to the technical field of high-efficiency corrugated board jet printing machines and comprises a box body, a spraying unit and a drying unit. A plate inlet is formed in the middle of the left end of the box body; a plate outlet is formed in the middle of the right end of the box body; the spraying unit comprises a rotating column, a mounting head, bolts, a gear ring, a lock box, an I-shaped block and a spring, the front-back horizontal rotating column is rotationally connected to the left side of the upper end in the box body, a plurality of runners are formed in the rotating column, the mounting head is inserted into the rotating column, and the left side and the right side of the mounting head are in threaded connection with the rotating column through two sets of bolts correspondingly; according to the efficient corrugated board jet printing machine, different types of nozzles can be rapidly replaced through rotation of the rotating column, different spraying requirements of corrugated boards are met, the jet printing efficiency is greatly improved, after jet printing is completed, the corrugated boards can be dried, stability of jet printing patterns is guaranteed, and the use effect is better.

The utility model discloses a printing device based on UV color-white-black-white-color bidirectional printing technology, which belongs to the technical field of printing equipment, and comprises a table machine, a printing guide rail is arranged on the top surface of the table machine, an air suction positioning mechanism is arranged in the table machine, the air suction positioning mechanism comprises an outer frame, exhaust pipes are arranged at two ends of the outer frame, and the air suction positioning mechanism is arranged in the outer frame. One end of the exhaust pipe is connected with a draught fan, the other end of the draught fan is connected with a ventilation pipe, the top end of the ventilation pipe is connected with a printing plate, and ventilation holes are formed in the top face of the printing plate. According to the printing device, when materials such as transparent PVC are printed, adsorption assistance can be carried out on the materials which are aligned and attached through the printing plate on the bottom faces of the materials, adsorption is not carried out during transmission of the pressing rollers through regulation and control of a computer, and in the printing process, the exhaust pipes and the draught fans at the two ends are matched for adsorption positioning assistance; therefore, the position of the material is stable in the printing process, the offset phenomenon is reduced, and the printing quality and efficiency are improved.

This utility model relates to the field of additive manufacturing printing technology and discloses a printing device for additive manufacturing, including a connecting frame. A rotating seat is fixedly connected to the inner sides of the front and rear of the connecting frame. A rotating shaft is rotatably connected to the inner side of the rotating seat. A swing amplitude adjustment mechanism is provided on the inner side of the top of the connecting frame. A printing mechanism is provided at the bottom of the swing amplitude adjustment mechanism. By manually rotating the locking button according to the swing amplitude of the printed part, the position of the sliding frame and the inside of the rotating sleeve can be adjusted. Then, the locking button is released, and the locking block is re-inserted into the corresponding slot of the rotating frame under the elastic force of the spring. This allows the device to adjust the corresponding swing amplitude according to the swing stroke required by the printed part, thereby avoiding the need for frequent control of the motor's forward and reverse rotation, further increasing the motor's service life and facilitating long-term use of the motor.

The invention relates to the technical field of butyronitrile glove production, and discloses butyronitrile glove printing equipment, the upper surface of a glove mounting frame of the butyronitrile glove printing equipment is a plane, air suction holes are formed in the upper surface, the air suction holes are formed in the edge of the upper surface of the glove mounting frame, and the air suction holes are connected with an air suction pump through an air suction pipe; an air bag is arranged on the lower surface of the glove mounting frame and connected with an air pump through an inflation pipe. The glove mounting frame with the plane upper surface is arranged, and the suction holes are formed in the glove mounting frame, so that the butyronitrile gloves arranged on the glove mounting frame in a sleeving mode are in a plane shape under the action of the suction holes, wrinkles are effectively eliminated, the wrinkles can be eliminated under the condition that manual intervention is not needed, the labor force for printing the butyronitrile gloves is reduced, and the printing efficiency of the butyronitrile gloves is improved. And the printing efficiency of the butyronitrile gloves is improved. The air bag is mounted on the glove mounting frame, and when the butyronitrile glove is sleeved, the air bag is in a contraction state, so that the butyronitrile glove is easier to sleeve, and the butyronitrile glove is prevented from being excessively stretched in the sleeving process. After the butyronitrile gloves are arranged on the glove mounting frame in a sleeving manner, the air bag is inflated through the air pump, so that the butyronitrile gloves can be more attached to the glove mounting frame, wrinkles can be effectively eliminated, and the butyronitrile gloves are more stable in the printing process. After printing is completed, the air bag shrinks again, and the butyronitrile glove can be taken down more conveniently at the moment. And by setting the inflating volume of the air bag, the wrinkle removal printing of the butyronitrile gloves with different sizes can be realized.

The utility model discloses a coupling of a processing box and the processing box, the processing box can be detachably installed in a main assembly of an electronic imaging device, the main assembly comprises a drum drive transmission unit, and the drum drive transmission unit comprises a drum drive part and a braking force applying assembly; a driving force transmission part is arranged on the drum driving part, the coupler can receive first acting force applied by the driving force transmission part to rotate, the coupler further comprises a joint part, and the joint part is of a groove structure; and the groove structure of the joint part is clamped with the driving force transmission part so as to receive the first acting force applied by the driving force transmission part to rotate. Compared with the prior art, the structure of the coupling in the processing box provided by the utility model cannot hinder the movement of the drum driving piece, so that the normal and stable operation of the printing process can be ensured, the separation of the coupling and the drum driving piece is facilitated, and a user can smoothly finish the dismounting action.

This utility model discloses a green printing machine for curved surface screen printing workpieces and its printing head, relating to the field of printing equipment. It includes a printing machine body and a screen. The screen is installed inside the printing machine body. A slide rod is movably installed on one side of the printing machine body, and a connecting block is movably installed on one side of the slide rod. A connecting rod is installed at one end of the connecting block. This utility model solves the problem of mismatch between different brush heads and connecting rod sizes. When small-sized printing is required, simply move the long plate up and use a limiting block to limit the long plate above the slide groove; the mounting plate can then be used as a small-sized brush head. When large-sized printing is required, rotate the rotating block to retract the limiting block into the moving groove, allowing the long plate to slide to the bottom; the long plate can then be used as a large-sized printing brush head. When irregular brush heads are needed, they can be installed on the long plate or the mounting plate according to their size. All brush heads are more stable during the printing process, improving the printing success rate.

The utility model relates to the technical field of corrugated carton production, in particular to an automatic printing machine for corrugated carton production, which is used for printing in the production and transportation process and can be jacked tightly through a screwed lifting mechanism, so that the printing is more stable, and the practicability is improved. Comprising a corrugated board conveying line, roller shafts, conveying rollers, a supporting frame, an oil cylinder, a telescopic rod and a printing machine body, the multiple sets of roller shafts are longitudinally, horizontally and rotationally connected to the inner side of the corrugated board conveying line, the output end of the lower portion of the oil cylinder is slidably connected with the top end of the telescopic rod, and the bottom end of the telescopic rod is connected with the middle of the top end of the printing machine body; the top end of the supporting frame is connected with the bottom end of the transmission box, a transmission mechanism is arranged in the transmission box, the input end of the transmission box is connected with the output end of the motor, and the outer walls of the two sets of threaded rods are in threaded connection with the inner walls of the set of threaded pipes correspondingly; the bottom ends of the two threaded pipes are connected with the middles of the left and right ends of the jacking frame through connecting pieces.

The invention discloses an automatic slurry conveying type coating device for manufacturing a fabric sensor. The automatic slurry conveying type coating device comprises a sizing box and a silk screen, the sizing box internally comprises a sizing opening and a control box, the control box internally comprises a moving plate and a communicating area, the moving plate is connected with the cover plate, and a plurality of communicating holes are uniformly distributed in the bottom of the communicating area; the top of the end, away from the control box, of the sizing box is connected with the bottom of the silk screen, the top of the silk screen is higher than the bottom of the silk screen, one face of the silk screen is connected with the scraper, and during application, the movable plate moves towards the communication area to enable pressure in the communication area to be increased, so that plasma in the sizing cavity overflows from the sizing opening, and the automatic sizing function is achieved; and then the scraper pushes the plasma obliquely upwards along the silk screen, and at the moment, the plasma is tightly accumulated at the bottom of the scraper under the action of gravity, so that the plasma at the bottom of the scraper is sufficient, the plasma falling onto the flexible material is sufficient, and the printing effect is uniform. Therefore, the printing effect is uniform, and the automatic sizing function is achieved.

The utility model provides an unwinding mechanism of a photogravure press, which belongs to the technical field of photogravure presses and comprises a bottom plate, a fixed seat is fixedly connected to the surface of the bottom plate, a movable seat is arranged on one side, far away from the fixed seat, of the bottom plate, a mounting plate is fixedly connected to one side of the fixed seat, and a first motor is mounted on the surface of the mounting plate. The first motor penetrates through the fixing base and is fixedly connected with a rotating shaft, through cooperative use of the moving base and the moving mechanism, a user can conveniently change the position of the moving base so as to replace the roller, and the problem that the burden of workers is increased due to the fact that the operation difficulty is large when an unwinding structure is replaced in a current scheme is solved; according to the unwinding mechanism of the gravure printing machine, the convenience of the unwinding mechanism of the gravure printing machine is improved, the device can stably unwind a printing film along with the change of the size of the film through the arrangement of the pressing mechanism, subsequent printing is avoided, and therefore the efficiency of the unwinding mechanism of the gravure printing machine is improved.

The invention relates to a post-printing BOPP (biaxially-oriented polypropylene) adhesive tape and a preparation method thereof, and solves the problem that ink is easy to fall off in the conventional post-printing adhesive tape. Comprising the following steps: step 1, preparation of a release agent, step 2, coating of the release agent, and step 3, gluing: coating treatment and product structure change are emphasized, in order to guarantee printing feasibility, the compatibility and adhesion firmness of a printing layer and a release layer are solved, that is, ink is printed without falling off, a silicon-free solvent type release agent is selected, and the silicon-free solvent type release agent is used as a raw material; a molecular chain contains a non-polar functional group which has a small acting force on adhesive molecules, and the non-polar functional group can be slightly peeled from a pressure-sensitive adhesive. The release agent with good compatibility with the printing layer is selected, so that the printing ink is well attached to the release layer; a certain amount of emulsion resin is added into the release agent, and the emulsion resin can further enhance the adhesion fastness between the coating and the base material and between the coating and the printing layer. Therefore, the prepared adhesive tape ink is firm in printing, and the effect of printing before ink printing can be achieved.

The utility model discloses a novel efficient rotary double-sided press which comprises a machine box, the upper end of the machine box is fixedly connected with installation seats, the installation seats are symmetrically distributed at the left end and the right end of the machine box, the front ends of the installation seats are provided with sliding grooves, channel grooves are formed in the installation seats, and the rear ends of the installation seats are fixedly connected with supporting plates. The upper end of the supporting plate is fixedly connected with a motor, and the output end of the motor is fixedly connected with a roller shaft. And the rear end of the placing plate is fixedly connected with the mounting base through bolts, and the lower end of the placing plate is fixedly connected with a lower printing head. A printing pressing mechanism is composed of a mounting base, a sliding groove, a containing plate, a lower printing head, a movable plate, a limiting rod, an upper printing head, a fixed plate, a screw rod and a bolt, a printed object can be stably pressed to prevent displacement in the printing process, and stable printing is facilitated; a conveying mechanism is composed of the supporting plate, the motor and the rolling shaft, the printing direction of a printed object can be rapidly changed, and the efficiency of the printing machine is improved.

The utility model provides a bearing ring end face mechanical ink writer which is characterized by comprising a press machine body, a positioning disc base, a positioning disc and a character head, and the positioning disc base is arranged on the press machine body; a positioning disc is arranged on the positioning disc base; a character head is arranged at the end, away from the positioning disc base, of the positioning disc. In order to improve the lettering operation efficiency, reduce the start-up adjustment time and improve the overall stability of a tool, the mechanical lettering machine for the end face of the bearing ring, which is stable and accurate in lettering and long in service life, is realized through the matching of a character head positioning plane and a guide column.

The utility model discloses an automatic positioning regulator for a banner advertisement printing template, which is characterized in that a regulating mechanism comprises two support plates fixedly connected with two sides of the top of a machine body, one side of each support plate is provided with a groove, the inner wall of each groove is connected with a limiting block in a sliding manner, one side of each limiting block is fixedly connected with a fixed plate, and the fixed plate is fixedly connected with the machine body. According to the printing device, when the printing device is used, a banner can penetrate through the bottoms of the printing rollers, when printing is started, the printing rollers located at the top of the banner are driven by the electric telescopic rods to sink, the printing rollers are driven by the electric telescopic rods to rotate, and therefore the banner can pass through the printing rollers. The printing roller is arranged on the surface of the banner, so that the banner can be pressed on the surface of the banner, the banner is tighter in the conveying process, the content above the printing roller can be completely printed on the banner, the printing process is more stable, and the practicability of the device in the using process is improved.