82 results about "Ink sac" patented technology

The invention discloses a flat printer comprising a printer shell, a working platform, a printer head part, a printer head driving assembly and an ink cartridge, wherein the working platform is arranged on the upper surface of the printer shell; the printer head part is horizontally arranged above the working platform, is parallel to the working platform and comprises a printer body and an ink vehicle located outside the printer body; the printer head driving assembly is located in the printer body and is used for driving the ink vehicle to move relative to the X axis of the printer shell; and the ink cartridge is arranged at one end part of the printer body and is communicated with the ink vehicle comprising a sub ink sac filled with white ink, a sub ink sac filled with colored ink and a sub ink sac filled with a gloss varnish. The flat printer disclosed by the invention is not only simple in structure, but also capable of simultaneously printing the white ink, the colored ink and the gloss varnish; and the front end of the ink vehicle can also be provided with an LED curing lamp capable of curing ink and the gloss varnish and increasing the adhesive forces of the ink and the gloss varnish. In the preferable embodiment, an underframe driving assembly is used for smoothly conveying a printing base material on a bearing platform, and a printer head lifting assembly can also be used for regulating the distance from a spray head to the printing base material according to the thickness of the printing base material, so that the printing effect is greatly improved.

The invention discloses a cartridge, a chip arranged on the cartridge, a printer matched with cartridge and a method for confirming installation of the cartridge. The cartridge comprises an ink sac, a chip contact part, an information storing part, an invisible light emitting part and a controller. The ink sac is used for storing ink; the chip contact part is used for electrically communicating with a contact part arranged on the ink-jet printer; the information storing part is used for storing the related information of the cartridge; the invisible light emitting part is used for emitting the invisible light; and the controller is used for controlling the access of the information storing part, controlling the invisible light emitting part according to the information received by the chip contact part and provided by the ink-jet printer and receiving the command from the ink-jet printer through the chip contact part. The chip arranged on the cartridge comprises the chip contact part, the information storing part, the invisible light emitting part and the controller. Whether the cartridge is arranged on the right position can be identified by the ink-jet printer.

The invention discloses a super-hydrophobic anti-icing and deicing coating with a photothermal effect and a preparation method thereof. The preparation method comprises the following steps: preparing melanin nanoparticles with the photothermal effect from an ink bag; carrying out hydrophobization modification on SiO2 nano particles by using perfluorodecyl triethoxy silane, so as to prepare hydrophobic SiO2 nano particles; blending melanin nanoparticles and polydimethylsiloxane to prepare a spraying solution, and then spraying the spraying solution to a substrate to prepare the photo-thermal coating; finally, spraying the hydrophobic SiO2 nanoparticle dispersion liquid on the surface of the photo-thermal coating to obtain the super-hydrophobic anti-icing coating with the photo-thermal deicing performance. The coating shows excellent photo-thermal deicing performance and super-hydrophobic ice-resistant performance. The coating can be prepared by adopting a simple spraying method, and compared with a traditional preparation method and the traditional preparation method, the preparation process is simple, the method is easy to implement, the cost is low, and the coating is suitable for being popularized and used in the industry.

The invention relates to a method for preparing marine animal ink melanin. The method for preparing the marine animal ink melanin includes the steps of extracting a cephalopod ink sac for ultrasonic treatment to obtain ink, adding the ink to a protease solution for hydrolysis, and performing ultrafiltration membrane filtration of the hydrolyzed protease solution after heating to obtain of ink melanin finished products of different molecular weights. The method for preparing the marine animal ink melanin has various advantages such as that with the above-mentioned technical scheme of adopting ultrasonic and enzymatic extraction of the soluble ink melanin and separation of high, medium and low molecular weight ink melanin by ultrafiltration membrane, the method is simple and easy to operate;with ultrasound and directional thermal enzymatic hydrolysis used to extract the soluble ink melanin, ultrasound is helpful for directional separation of proteins and ink melanin from an ink sac; with the entire ink sac placed in the ultrasound for processing, wall hanging phenomenon is reduced, and the yield of ink is increased when the ink is being squeezed out; enzymatic extraction conditionsare mild, which is conductive to maintaining the stability of the morphological structure of natural ink melanin; ultrafiltration membrane technology can be adopted to obtain the soluble ink melanin of different molecular weights with short time consuming and high extraction rate; the method is suitable for industrial production.

The invention relates to a new type ink bag and sprayer combination device. The device comprises ink bags, a sprayer, and a sprayer cover; a plurality of ink bags are correspondingly assembled on the sprayer through the sprayer cover; the upper end of the sprayer cover is provided with a connecting slot corresponding to an ink outlet of the ink bag, the bottom of the connecting slot is provided with an ink guiding hole extending to the lower end surface of the sprayer cover; and the oil guiding hole is correspondingly connected with an ink inlet end of the sprayer. The compatibility of the ink bag and the sprayer is improved through the rotary connection of the ink bag and the sprayer via the sprayer cover, so that the ink bag type capable of being matched with the sprayer is more; the upper end of the sprayer cover is connected with the ink bag through the connecting slot and the ink guiding opening, the lower end is provided with a connecting slot corresponding to the ink inlet end of the sprayer; and the device is simple in structure, convenient for installation, tight in connection and capable of effectively solving the problem of untight connection of the ink bag and the sprayer, and improves the printing quality.

The invention provides a preparation method of a melanin stabilizing agent and a preparation method of a weather-resistant silane modified polyurethane sealing agent. By adding the obtained melanin stabilizing agent, the obtained weather-resistant silane modified polyurethane sealing agent can have good weather resistance. The preparation method of the melanin stabilizing agent includes the stepsthat melanin prepared through a water washing method or an enzyme hydrolysis method by using sleeve-fishes or cuttlefish ink sacs serve as raw materials evenly disperses in hindered-amine organic compounds to obtain the melanin stabilizing agent, and the mass ratio of melanin to hindered-amine organic compounds is 1-3 to 1. The weather-resistant silane modified polyurethane sealing agent is prepared from, by weight, 100 parts of silyl-terminated modified polyurethane prepolymers and 0.2-3 parts of melanin stabilizing agent. By adopting the stable weather-resistant silane modified polyurethanesealing agent in which the prepared melanin stabilizing agent serves as a single component, the ultraviolet aging resistance performance of the weather-resistant silane modified polyurethane sealing agent can be significantly improved.

The invention discloses an ink-jet printer cartridge capable of supplying ink continuously. The ink-jet printer cartridge comprises a cartridge body, and is characterized in that the bottom portion of the cartridge body is provided with a ventilation assembly and an ink supply assembly, wherein the ventilation assembly comprises a ventilation connector and a ventilation pipe, and the ink supply assembly comprises an ink supply connector and an ink supply pipe; the bottom portion of the cartridge body is provided with one or two connection column; a column hole is internally provided with an elastic plug; the cartridge is provided with an ink sac; the ink sac has a base; a thin film is covered on the base; the base is internally provided with a base ink channel; the inner surface of the base is provided with a communicated ink storage groove; the ink storage groove is communicated with the base ink channel, and a filter screen is arranged between the ink storage groove and the base ink channel; a spring support is erected on the base and in front of the ink storage groove; the upper and lower ends of the base are respectively provided with an interface; the interface where the ink sac is connected with the ink supply pipe of the cartridge is internally provided with a seal ring; and an overflow bag is arranged at the middle section of the ventilation pipe of the cartridge. The ink-jet printer cartridge can supply ink continuously, so that ink is utilized fully, and printing cost is reduced.

The invention discloses a thermo-sensitive erasable direct liquid type water-based pen. The thermo-sensitive erasable direct liquid type water-based pen comprises an ink bag. The ink bag is provided with an inner cavity and an open end communicating with the inner cavity. A writing head is installed at the open end of the ink bag and comprises a connecting base, a fixed plug which is fixedly arranged at the end of the connecting base, a sliding pipe which is installed in the connecting base in a sliding mode, an elastic part which is installed between the sliding pipe and the fixed plug and anib which is installed on the sliding pipe. One end of the nib is arranged in the sliding pipe, and the other end of the nib sequentially penetrates through the sliding pipe and the connecting base. An outer step is arranged on the sliding pipe, and an inner step is arranged in the connecting base, and the gradient of the inner step is the same as that of the outer step. An ink inlet is formed inthe sliding pipe and located between the outer step and the nib. Under the action of writing pressure and the pressure of the elastic part, the sliding pipe can axially move, and the outer step and the inner step are separated from each other or matched with each other to achieve on or off of an ink passage. The thermo-sensitive erasable direct liquid type water-based pen is simple in structure and relatively low in material and processing requirements.

The application discloses an ink box device. The ink box device comprises a printing head shell, an ink bag and an elastic component, wherein the printing head shell is provided with a mounting cavityand a clamping groove; the ink bag comprises an ink bag body and a clamping piece, and the clamping piece is connected with the ink bag body; the elastic component is arranged at the bottom of the mounting cavity or the bottom of the ink bag body. when the ink bag is arranged in the printing head shell, the ink bag body is positioned in the mounting cavity, and the clamping piece extends into theclamping groove and is clamped and locked with the clamping groove, so that the elastic component is compressed; when dismantling the ink sac, the clamping piece breaks away from the clamping groove,and the ink bag can automatically pop out from the printing head shell due to the elastic force of the elastic component, thereby effectively preventing the condition that the ink bag is deadly clamped into the printing head shell; and the user can conveniently change the ink bag, and the use performance of the product is improved.

The invention provides a direct-liquid type pen ink sac, which solves the technical problems that in the prior art the leak tightness in the replacing process is poor, the increased amount of ink is hard difficult to control, spillover and splash pollution are easy to generate, the manufacturing manufacture is difficult, and the like. The direct-liquid type pen ink sac comprises a sac body, a neck matching hole, a valve matching hole formed on the inner side of the neck matching hole, and a valve, wherein the surface of the inner cavity of the sac body is formed provided with an elastic seat surface, the inner cavity of the sac body is provided with a spring of which the two ends resist against the elastic seat surface and the valve, and the surfaces of the sac body and the valve matching hole are formed provided with capillary channels; and the neck matching hole consists of a step surface and a threaded segment. The direct-liquid type pen ink sac has flexible and automatic leak tightness, can perform simple and convenient quantitative perfusion with a matched ink bottle without ink spillover, is convenient and reliable, has good hand feel in use, is sealed by a seal ring step surface and connected by threads, has lower requirement on the precision of plastic parts, and is suitable for batch production; besides, the sac body can be used as a penholder and can be refilled with ink, thus the direct-liquid type pen ink sac has low writing cost is low and is particularly suitable for students and office work.

The invention discloses a modified natural melanin core-shell nanoparticle as well as a preparation method and application thereof, the center of the core-shell nanoparticle is a natural melanin nanoparticle, a layer of silicon dioxide is tightly wrapped outside melanin, and then a mesoporous silicon dioxide layer with a cavity structure is wrapped outside the layer of silicon dioxide. The mesoporous silicon dioxide layer has a wide mesoporous aperture range and a large specific surface area. The preparation method comprises the following steps: collecting melanin nanoparticles from an ink sac of cuttlefish, reacting the melanin nanoparticles with an alkaline / acidic catalyst and an organic silicon source in an aqueous solution to obtain dense silicon dioxide-coated melanin nanoparticles, dispersing the nanoparticles into an aqueous solution containing a template agent and a pore-enlarging agent, adding an aqueous solution of the organic silicon source and an alkaline biocatalyst, carrying out a water bath stirring reaction, dispersing the obtained precipitate into ethanol containing ammonium nitrate, and refluxing to obtain a product. The obtained product has good hydrophilicity and loading capacity, has high photothermal conversion efficiency, and can be widely applied to the photothermal conversion fields of seawater desalination, biological treatment and the like as a photothermal agent.

The invention provides an ink box. The ink box comprises a printing head shell, an ink bag shell, a first chip and a second chip, wherein the ink bag shell is contained in the printing head shell, andthe second chip is arranged on the ink bag shell; and the first chip is provided with a first area and a second area, the first area is arranged on the outer wall of the printing head shell, a printing head shell opening is formed in the top of the printing head shell, the second area extends towards the edge of the printing head shell opening, bypasses the edge of the printing head shell openingand extends to the inner wall of the printing head shell, the second area is electrically connected with the second chip, the ink box is electrically connected with a printer through the first chip and the second chip, and then the ink amount is detected. Compared with the prior art, no hole is formed in an ink box shell, even if ink sprayed by a printing nozzle leaks, the ink cannot enter the ink bag shell, and therefore damage to a circuit of the ink bag shell is avoided.

The invention provides a pen sleeve and a use method thereof. The pen sleeve involves a pen body, a pen sleeve pipe, an unsealing leakage-proof mechanism and a sealing cover operating mechanism; a metal pen point is fixedly installed at the top of the pen body, the basic structure of the metal pen point comprises a pen point middle seam, and a pen point air hole and a pen tongue, and an infusion channel is formed in the pen body; and one end of the liquid conveying channel is sleeved with a water absorption ink bag, the water absorption ink bag is located in the pen body, and the unsealing leakage-proof mechanism is arranged on the pen sleeve pipe. The invention relates to the field of stationery. According to the pen sleeve and the using method thereof, through the arrangement of a hollowrotary knob, on one hand, a communicating hole can be covered to avoid influence on attractiveness, and on the other hand, the sealing cover body can be rotated through the hollow rotary knob to facilitate connection and separation of the sealing cover body and the pen sleeve pipe, so that the problems of easy drying of pen point and infusion channels thereof are effectively solved, and the problem that for an existing solution, the pen is inconvenient to use, or the infusion channel and the pen point can not be effectively moistened can also be solved.

The invention discloses a self-liquid-suction type circulating ink storage environment-friendly pen based on capillary action and siphon action. The pen comprises a pen holder and a pen point, the penholder comprises a pen holder shell, a capillary liquid absorption core, an ink bag pipe and a siphon, the ink bag pipe is located in the pen holder shell, the position between the pen holder shell and the ink bag pipe is filled with the capillary liquid absorption core, and the front end of the capillary liquid absorption core is located at the front end of the pen holder shell; and the rear endof the capillary liquid absorption core is connected with the high liquid level end of the siphon, and the low liquid level end of the siphon is connected with the rear end of the ink bag pipe. According to the pen, ink is automatically transferred into the ink bag pipe through the capillary action and the siphon action, ink injection is convenient, the ink injection amount can be better controlled, the ink injection amount is large, and the technical problem that an existing gel pen capable of circularly injecting ink needs to be manually injected with ink is solved; and the ink is introduced into the pen point by adopting water diversion fiber, and the pen point transfers the ink to the paper by adopting a ball, so that the technical problems that the pen point of the pen is too hard toscratch the paper easily and the ink outlet gap is increased easily when the pen point of the pen is stressed to cause excessive ink outlet are solved.

The invention discloses a rotary fountain pen with a rotatable pen point. The rotary fountain pen is mainly formed by the pen point (1), a pen tongue and ink storage device (8), a pen neck (17), a penholder (15), an ink bag (14), a rotating device (3), a rotation device (5) and the like. The surface, making contact with writing media, of the pen joint is a triangular cambered surface, and strokes can change remarkably in the aspect of stroke thicknesses, can be rotated and can be rotated back. During writing, stroke features of Chinese characters can be fully displayed, and the writing function is partially achieved by the fountain pen instead of a writing brush.

The embodiment of the invention provides an ink box, and relates to the technical field of printers. The ink box comprises a printing head shell, an ink bag shell and a first chip; the ink bag shell is contained in the printing head shell, and the first chip is arranged on the outer wall of the printing head shell and used for being electrically connected with an original chip; an ink outlet is formed in the bottom of the ink bag shell, a supporting part is arranged on one side of the ink outlet and used for preventing the ink outlet from making direct contact with the outside, the ink outletis prevented from making direct contact with the outside by arranging the supporting part, and therefore dust is prevented from entering the ink outlet, and ink is prevented from being polluted.

The invention provides a long-distance transportation method for adult sepioteuthis lessoniana, and belongs to the field of aquatic product transportation. The method narcotizes adult sepioteuthis lessoniana, ties or clamps the transparent parts at the mouths of ink sacs with a ligation device and carries out low-temperature transportation. Through the adopting of high-concentration anesthesia operation and low-concentration anesthesia transportation, ink-jet phenomenon during transportation can be completely solved, operation damage can be effectively avoided, and oxygen consumption rate during transportation can be reduced.

The invention relates to a cuttlefish melanin-based nano-silver composite material and a preparation method and catalytic application thereof.The preparation method comprises the following steps that S1, cuttlefish ink sacs are taken and cut, ink is squeezed out, after deionized water is added for soaking treatment, centrifugation, solid-liquid separation and vacuum drying are conducted, cuttlefish melanin powder is obtained, then the cuttlefish melanin powder is ultrasonically dispersed into a proper amount of deionized water, standing and precipitating are performed to remove large particles which cannot be ultrasonically dispersed, and upper-layer dispersion liquid is taken; and s2, PVP powder, deionized water and the cuttlefish melanin dispersion liquid in the step S1 are put into a reaction container according to the proportion and subjected to ultrasonic dispersion, then a newly-prepared silver-ammonia solution is added, nitrogen is introduced to remove air, under the protection of nitrogen, the temperature is increased to 70 DEG C and maintained, stirring is conducted till the reaction is complete, and finally centrifugation, water washing and vacuum drying are conducted to obtain the cuttlefish melanin composite material. The cuttlefish melanin-based nano-silver composite material has the beneficial effects that the cuttlefish melanin is used as a carrier of the silver nanoparticles for the first time, and the silver-loaded composite material with excellent catalytic performance is prepared; and the composite material is good in catalytic performance, and the silver nanoparticles are firmly combined on the surface of the carrier and are not easy to agglomerate or fall off.

The invention discloses an ink supply circulation system capable of preventing ink from precipitating. The ink supply circulating system comprises an ink bin and an ink bag, wherein the ink bin is divided into a main bin area and an auxiliary bin area, the main bin area is communicated with the ink bag through a first circulating pipe, the ink bag is communicated with a B1 port end of a second circulating pipe, a first circulating pump is installed at the bottom of the ink bin, and the first circulating pump is provided with a B3 port end and communicated with the auxiliary bin area through a third circulating pipe; and a second circulating pump is fixed to the bottom of the ink bin, the second circulating pump is communicated with the main bin area through a fourth circulating pipe, the second circulating pump is communicated with the auxiliary bin area through a fifth circulating pipe, the fifth circulating pipe is provided with a C4 opening end, a motor, a long rod and stirring paddles are installed in the main bin area, and an air outlet and an air filter are arranged at the top of the auxiliary bin area. The ink in the ink bin and the ink bag can flow circularly through the double-circulation system; and the long rod and the stirring paddle are driven by the motor to rotate to evenly stir the ink in the main bin area, so that the ink can be effectively prevented from precipitating, and a nozzle is prevented from being blocked.

The invention discloses a method for preparing a bidirectional electrophoresis cuttlefish ink sac complete protein sample, which comprises the following steps of: removing impurities such as pigment, polysaccharide, nucleic acid and the like through acetone solution to settle and separate ink sac powder complete protein, washing acetone by using alcohol, then cracking and extracting protein by using cracking solution, and diluting the protein by using hydration sampling buffer solution to obtain cuttlefish ink sac complete protein bidirectional electrophoresis sample solution, wherein every 300ul of cuttlefish ink sac complete protein bidirectional electrophoresis sample solution contains 300 to 500ug of cuttlefish ink sac complete protein. The method can effectively remove the impurities from the cuttlefish ink sac such as pigment, polysaccharide, nucleic acid and the like which interfere with a bidirectional electrophoresis process, create a condition for cuttlefish ink sac complete protein bidirectional electrophoresis and lay a foundation for cuttlefish ink sac related protein research; and the method is simple, feasible and quick, and has great practical application value.

The invention relates to the technical field of biology extraction. In order to solve the problem that squid scraps are discarded to pollute environment, the invention provides a preparation method ofsquid ink bioactive peptide. The preparation method comprises the following steps of (a) placing squids in a squid treatment device, taking ink sacs of the squids and collecting squid ink; (b) mixingthe squid ink with water in the volume ratio being 1 to (10-20), regulating pH value to 1-4, performing enzymolysis at 30-40 DEG C with 0.1% pepsin for 1-3h, then regulating the pH value to 7-9, performing enzymolysis at 50-60 DEG C with a 0.1% compound protein enzyme for 1-2h so as to prepare enzymatic hydrolysate, performing centrifugation, and taking supernatant; and (c) adding a 5-20%(m / v) trichloroacetic acid solution to the enzymatic hydrolysate supernatant, performing uniform mixing, performing standing, performing centrifugation, taking supernatant, performing desalination and then performing freeze-drying to obtain the squid ink bioactive peptide. The ink among the squid scraps is effectively used, so that the bioactive peptide being rich in physiological functions is prepared, and wastes are turned into wealth.

The invention belongs to the field of printing equipment, and discloses an ink box. The ink box comprises an ink bag and a box body, and an ink jet head and an installation part are installed on the box body; the ink bag is detachably connected to the installation part, and comprises an ink bag body and an ink outlet assembly; the ink bag body comprises an ink storage cavity used for storing ink, and an ink inlet of the ink outlet assembly communicates with the ink storage cavity; and an ink outlet of the ink outlet assembly communicates with an ink inlet of the ink jet head. In the ink box, the ink bag is mounted on the installation part, so that the ink bag is connected with the box body. The ink bag is connected with the box body through the installation part, and a connecting structure matched with the ink bag does not need to be machined on the box body; and the strength of the box body is guaranteed, and meanwhile the ink jet head is prevented from being damaged.

The invention provides ink for spoon calligraphy and painting and a preparation method thereof. The preparation method comprises the following steps: frying rice into coke in an iron pan at a medium baking temperature, and grinding into fine carbon powder; wrapping with gauze, tightening, putting into clear water, slowly decocting on low fire, dipping a spoon in the decoction, observing to ensure that the decoction is evenly attached to the spoon, and adding ink in ink sacs of squids, alcohol and a small amount of water-soluble essence; and evenly stirring, and filtering with 3-5 layers of fine mesh gauze to obtain the finished product. The ink can be evenly attached to the surfaces of spoons made of various materials, has suitable flowability, and can realize smooth writing; and after being used for writing, the ink can be easily dried, is bright in color, can not fade or discolor, and has faint fragrance.

The invention discloses a liquid gathering anti-dry pen, and particularly relates to the field of stationery. The liquid gathering anti-dry pen comprises a pen body, a pen head and an outer cover, anink bag is installed in an inner cavity of the pen body, a pen point and a liquid storage core are installed in the ink bag, the pen point is located above the liquid storage core, and ventilation channels are formed in the outer wall surface of the ink bag and the inner wall of one end of the ink bag; and the bottom end of the ink bag is connected with the pen body through a tail plug, an ink storage cavity is formed in the tail plug, sealing plates are fixedly connected to the two sides of the inner wall of the ink storage cavity, and a valve is arranged at one side of each sealing plate. According to the liquid gathering anti-dry pen, through the arrangement of the ventilation channels and an airtight design structure, a volatile material body can be better protected; and liquid is concentrated at the upper end of the liquid storage core in cooperation with the liquid gathering function of the liquid storage core, so that uneven liquid discharging, color fading or pen point drying are avoided, waste caused by material body waste, drying and the like is reduced, the cost and resource waste are reduced, and a better liquid outlet function is achieved for a material body with highsolid content and high viscosity.

The invention discloses a super-hydrophobic anti-icing and deicing coating with photothermal effect and a preparation method thereof, wherein melanin nanoparticles with photothermal effect are prepared from an ink sac; hydrophobically modified with perfluorodecyltriethoxysilane SiO 2 Nanoparticles, preparation of hydrophobic SiO 2 Nanoparticles; blend melanin nanoparticles with polydimethylsiloxane to prepare a spray solution, and then spray on the substrate to prepare a photothermal coating; then hydrophobized SiO 2 The nanoparticle dispersion is sprayed on the surface of the photothermal coating to obtain a superhydrophobic anti-icing coating with photothermal deicing performance. The coating exhibits excellent photothermal deicing performance and superhydrophobic anti-icing performance. The invention can be prepared by a simple spraying method, and compared with the traditional method and its preparation method, the preparation process is simple, the method is easy to implement, and the cost is low, so it is suitable for popularization and use in the industry.

The invention provides a plate bar positioning and dotting device which comprises two rollers, a positioning plate, an ink bag, and a swing arm, wherein the two rollers are arranged in parallel, and the middle parts of the two rollers are connected through a synchronizing shaft; the positioning plate is coaxially fixed to the synchronizing shaft; the ink bag is fixed to the positioning plate and an ink conveying pipe is arranged on the ink bag; and the first end of the swing arm is hinged to the positioning plate, a dotting part connected to the ink conveying pipe is fixed to the second end ofthe swing arm, the outer edge of the dotting part and the circumferences of the rollers are superposed, and limiting sheets for limiting the swinging amplitude of the swing arm are separately arranged on opposite two sides of a first end part of the swing arm located on the positioning plate. The plate bar positioning and dotting device is simple in structure, convenient to use and easy to draw materials and has relatively high applicability.

The invention belongs to the field of printing equipment and discloses an ink box. The ink cartridge includes an ink bag and a box body, the box body is provided with an inkjet head and a mounting part, the ink bag is detachably connected to the mounting part, the ink bag includes an ink bag body and an ink outlet assembly, and the ink bag body includes an ink bag for storing In the ink storage chamber of the ink, the ink inlet of the ink outlet assembly is connected with the ink storage chamber, and the ink outlet of the ink outlet assembly is connected with the ink inlet of the inkjet head. In the present invention, the ink bag is installed on the mounting part, so as to realize the connection between the ink bag and the box body. The ink sac is connected to the box body through the mounting piece, and there is no need to process a connection structure on the box body to cooperate with the ink sac, so as to ensure the strength of the box body and avoid damage to the inkjet head at the same time.