303 results about "Silk-screen printer" patented technology

The invention provides a curved surface screen printing control method and system and electronic equipment. According to the technical scheme, the corresponding relation between the curved surface rotation angle and the curved surface arc length is obtained according to the pre-obtained corresponding relation between the curved surface rotation angle and the curved surface radius; according to the corresponding relation, the maximum height of the to-be-printed curved surface under different rotation angles is determined, the corresponding curved surface rotation angle is determined by restraining the maximum height value, and then the optimal contact angle of the silk screen and the to-be-printed curved surface is determined; determining the horizontal and vertical coordinates of the corresponding optimal contact point according to the optimal contact angle; according to the horizontal and vertical coordinates, determining a four-axis position relation based on a corresponding relation between a curved surface rotation angle and a curved surface arc length; according to the four-axis position relation, the difference value between the abscissa of the screen and the abscissa of the optimal contact point serves as a constant control quantity, four-axis movement is simulated to obtain a four-axis movement curve, and then four axes of the curved surface screen printing machine are controlled to conduct corresponding movement. According to the method and the device, the problems that the efficiency of an acquisition mode of an existing curved surface silk-screen printing control scheme is low and the printing quality of the obtained curved surface silk-screen printing control scheme is relatively low can be solved.

The utility model discloses a screen printing machine, and aims to directly control rotation of an abutting piece 7 through a driving assembly so as to improve operation convenience of a user, and the screen printing machine is more convenient compared with an existing machine which needs to repeatedly loosen and tighten a plurality of fixing bolts. According to the technical scheme, the screen printing machine is characterized by comprising a base, a machine base, a printing mechanism, a screen printing plate and an assembling frame plate, the assembling frame plate is provided with a slot for embedding the screen printing plate, an abutting piece is rotationally arranged in the assembling frame plate so that the abutting piece can be embedded into the slot when the abutting piece is rotated, the abutting piece is in transmission connection with a driving assembly, and the driving assembly drives the screen printing plate to rotate. And one end of the driving assembly extends to the outer side of the assembling frame plate. According to the utility model, the rotation of the abutting piece is directly controlled through the driving assembly, so that the operation convenience of a user is improved, and the operation is more convenient compared with the prior art that a plurality of fixing bolts need to be repeatedly tightened.

The invention provides a vertical screen printing machine CCD automatic alignment device, and relates to the field of circuit board production, the vertical screen printing machine CCD automatic alignment device comprises a mounting plate seat, two conveying double guide rails are arranged on the two mounting plate seats, a first vertical feeding frame and a second vertical feeding frame are arranged on the two conveying double guide rails respectively, a PCB body is arranged on the first vertical feeding frame, and the PCB body is arranged on the second vertical feeding frame. And a CCD (Charge Coupled Device) camera mechanism is arranged on one mounting plate seat. The CCD camera mechanism is arranged, the problem of alignment of the vertical printing machine is solved, a target hole is automatically found after the position of a PCB area calibration hole is photographed through four cameras or two cameras at opposite angles, front and back symmetrical screen frames are controlled through algorithm software to automatically adjust the position to be aligned with a screen graph, high-precision printing is achieved, and the printing efficiency is improved. And meanwhile, when the CCD camera mechanism runs and is used, the adjusting hand wheel can be quickly locked through the hand wheel locking module after being used, the situation that the adjusting position deviates is avoided, and the printing precision is further improved.

The invention relates to the technical field of screen printing machines, and discloses an efficient screen printing machine with an identification function, which comprises a supporting assembly, an identification adjusting assembly, an avoiding assembly and a printing assembly, and is characterized in that the identification adjusting assembly is positioned at the top of the supporting assembly, and the printing assembly is positioned above the identification adjusting assembly; the avoiding assembly is arranged on the rear side of the printing assembly and arranged on the top of the supporting assembly. A first electric telescopic rod and a connecting plate are driven by a fourth motor to overturn backwards, so that a printing assembly fixed to the front side of the connecting plate is driven to move synchronously, the printing assembly and a supporting table are staggered, and a worker can place or take a printing stock on the supporting table easily; the first motor, the third motor and the second motor are matched with one another to drive the supporting table to move front, back, left and right and rotate, and then multi-angle position adjustment is conducted on the printing stock on the supporting table.

The invention discloses a printing process for a multi-view science and technology texture mirror surface effect on the surface of an automobile trim panel, which comprises the following steps: selecting a base material and arranging a light pillar texture mold, forming a light pillar texture layer on the lower surface of the base material, and forming a nano micro-texture layer on the upper surface of the base material; carrying out vacuum plating on the base material subjected to light pillar texture compounding, and forming a PVD layer on the light pillar texture layer; patterns and colors are provided, and the PVD layer is covered with a color printing layer, a character pattern layer and / or a character ink layer and a bonding layer through a screen printing machine; a forming mold is arranged, the base material with the upper surface and the lower surface subjected to curing treatment is transferred to the forming mold, high temperature and high pressure are applied to force the base material to deform to an expected shape posture, then the mold is opened, the base material is taken out, a shape cutting mold is arranged, the formed base material is transferred to the shape cutting mold, and the base material is cut into an expected shape size through mold closing force; and an injection mold is arranged, and the printed and formed base material is transferred to the injection mold to be formed.

The utility model relates to the field of screen printing machines, and discloses a screen printing machine with a drying device, a bottom plate is arranged at the bottom end of each lengthening frame, an upper baffle piece is arranged above each lengthening frame, and a plurality of upper air pipes and lower air pipes which are distributed at equal intervals are arranged at the upper ends and the lower ends of the left sides and the right sides of the two lengthening frames respectively. A plurality of second exhaust holes which are distributed in a linear mode are formed in the lower surface of the upper air pipe, a plurality of first exhaust holes which are distributed in a linear mode are formed in the upper surface of the lower air pipe, and a complete space can be formed by the upper baffle piece, the side edge plate, the left side plate, the right side plate and the bottom plate. The upper air pipe and the lower air pipe are arranged on the upper side and the lower side of the interior of the space respectively, airflow with a certain temperature can be blown to the upper side surface and the lower side surface of the printing stock, the airflow flowing on the surface of the printing stock and the borne temperature are more uniform, and therefore ink on the printing stock is rapidly dried.

The screen printing machine comprises a feeding mechanism, a printing machine table and a discharging mechanism which are arranged in sequence, and the feeding mechanism is used for conveying battery pieces to be printed to a feeding position; the printing machine table comprises a machine frame, a transferring mechanism and at least two printing parts, each printing part comprises a mounting machine frame, a printing table and a printing mechanism, the mounting machine frames extend in the second horizontal direction, and the printing tables can move to the material receiving station, the printing station and the discharging station in the second horizontal direction to be mounted on the mounting machine frames; the printing mechanism is used for printing the battery pieces on the printing table on the printing station; the transfer mechanism is used for picking up the battery pieces at the feeding position, conveying the picked battery pieces to the positions above the material receiving stations of all the printing parts in the first horizontal direction and then releasing the battery pieces to the printing tables located on the material receiving stations. According to the screen printing machine, the overall length of the machine table is greatly shortened, and equipment can be conveniently placed in a workshop.

The invention discloses a binding phase for tungsten-copper electronic paste and a preparation method thereof, and relates to the technical field of electronic paste preparation. The tungsten-copper electronic paste consists of 60-75wt% of aluminum oxide, 3-10wt% of magnesium oxide, 5-9wt% of calcium oxide, 8-15wt% of silicon dioxide and 3-10wt% of manganese oxide, and the binding force between the tungsten-copper electronic paste and an aluminum oxide substrate can be effectively improved. Aluminum oxide powder selected by the binding phase is subjected to long-time ball milling, so that the powder is fully ground and crushed, a large number of dislocations are filled in the powder, the superfine powder with the high specific surface area is fully mixed with other binding phase components, electronic paste with excellent performance can be obtained, the tungsten-copper electronic paste is printed on an aluminum oxide green tape through a screen printing machine, and the tungsten-copper electronic paste is obtained. After sintering at 1350 DEG C, the excellent bonding strength of the film layer and the aluminum oxide substrate can be maintained, and when an adhesive force test is carried out by adopting GB / T 9286-1998, the test result can stably maintain the ASTM grade to be 5B.

The present invention relates to the field of printing machines, and discloses a linkage screen printing machine, including a main body platform, a conveying mechanism installed on one side of the main body platform, which is used to convey and process materials, an adjustment mechanism installed on the rear end of the main body platform, the adjustment mechanism includes a vertical adjustment component and a horizontal adjustment component, which is used to adjust the printing device, a printing mechanism installed on the upper part of the main body platform, the printing mechanism includes a positioning component, a stirring and guiding component and a printing component, which is used to print and process materials, and a drying mechanism installed on the other side of the main body platform, the drying mechanism includes a conveying component, a drying component and an auxiliary hot air component, which is used to transport and dry the printed materials. The sliding block is driven to move in the slide groove by the telescopic rod of the vertical adjustment component, and the horizontal displacement of the connecting block is controlled by the electric slide rail of the horizontal adjustment component, so that the printing component can accurately reach the appropriate position, thereby improving the printing quality and efficiency.

The utility model belongs to the technical field of screen printing machines, and particularly relates to a printing cylinder transmission mechanism of a plane screen printing machine, which comprises a machine body used on the screen printing machine, a printing cylinder rotationally connected to the inner walls of the two sides of the machine body, and a screen printing net arranged in the machine body in a sliding manner, an intermittent transmission mechanism is arranged between the machine body and the printing roller, and a front-back reciprocating motion mechanism is arranged between the silk screen and the machine body. The intermittent stopping device is reasonable in structural design, intermittent stopping of the printing cylinder can be achieved through transmission of the semicircular gear, the incomplete gear, the rack, the moving frame and the driving gear, resetting of a silk screen is facilitated, the transmission structure of the printing cylinder is simpler in design, production cost is reduced, later overhaul and maintenance are facilitated, and production efficiency is improved. And through the arrangement of a damping shaft and a damping ring, the printing roller can be fixed, the cover plate can be conveniently disassembled, assembled and opened, and therefore parts in the machine box can be conveniently overhauled and maintained.

A printing assembly comprises a slurry scraper and an ink reclaiming blade, two sets of UVW deviation rectifying and aligning mechanisms and a lifting module can synchronously ascend and descend or independently ascend and descend, two sets of X-axis modules and a set of Y-axis modules are installed at the lower ends of the two sets of UVW deviation rectifying and aligning mechanisms respectively, and the two sets of X-axis modules and the set of Y-axis modules are connected with the two sets of X-axis modules and the set of Y-axis modules respectively. The side edges of the UVW deviation rectifying and aligning mechanism are each provided with a scraper linear module, and the two printing suites synchronously move front and back on silk screens of the two silk screen mounting frames correspondingly. According to the synchronous and same-direction double-half-piece precise screen printing machine, by controlling parallel movement of three linear moving shafts of UVW and cooperating with a visual module, rotating movement with any point on a plane as the center and translation (X, Y and theta three-axis movement) in any direction can be achieved, alignment between a screen and a silicon wafer is met, and the precision of the synchronous and same-direction double-half-piece precise screen printing machine is improved. The two-side double-head integrated lifting mode structure and the two-side double-head independent lifting mode structure are included, double-half-piece printing is conducted synchronously in the same direction, and different from existing one-front-one-back printing, stress on the two sides is kept balanced.

The utility model discloses an automation line of a single-chain pneumatic tube type bottle silk-screen printing machine, and aims to solve the problems of low automation level, large occupied area and high cost of the conventional silk-screen printing machine. The automatic line comprises a bottle feeding device, a conveying device, a full-automatic printing machine, a baking device, a bottle discharging device, a fan and a control device. The bottle feeding device pushes materials to a lengthened pin chain of the conveying device through a rubber gear and a pushing air cylinder. The conveying equipment adopts a single-chain design, and accurate conveying of materials is achieved through a second air cylinder and a second ratchet wheel; the baking equipment performs low-temperature drying by using an electric heating tube and heat-insulating asbestos; the bottle discharging equipment achieves automatic collection of materials through a bottle discharging baffle with a slope. The control equipment adopts a PLC (Programmable Logic Controller) and a touch screen, so that the printing speed and the baking temperature can be accurately controlled, and production parameters can be displayed in real time. The automatic line adopts pneumatic control, and is simple in structure, low in cost and high in production efficiency.

The utility model discloses a conveying device for printing plastic bags, and relates to the technical field of conveying devices. The silk-screen printing machine comprises a machine frame, a conveying belt is arranged in the middle of the machine frame, a driving mechanism used for controlling the conveying belt to rotate is installed on the surface of the machine frame, a silk-screen printing machine body is fixedly installed on the back face of the machine frame, and a pressing assembly used for pressing a plastic bag is installed on the top face of the machine frame. A positioning assembly used for adjusting the position of the pressing assembly is arranged on the top face of the rack, an attaching assembly is longitudinally arranged on the front side wall of the rack in a penetrating mode, the driving mechanism comprises a motor, the motor is fixedly installed on the front face of the rack, and an output shaft of the motor is fixedly connected with a driving roller. According to the plastic bag printing device, the effect that plastic bags are continuously conveyed and printed conveniently is achieved in the using process, the plastic bags can be effectively limited, the situation that the plastic bags adhere to a silk screen plate is avoided, and therefore it is guaranteed that the plastic bags are normally printed.

The utility model discloses an efficient rotary screen printing machine which comprises a printing table, a rotary table is rotationally arranged on the printing table, a rotating assembly is arranged on the printing table, a plurality of placing tables are fixedly arranged on the top of the rotary table, a first fixing shaft is arranged in the center of the rotary table in a sleeved mode, and the bottom of the first fixing shaft is fixedly connected with the printing table. A U-shaped mounting plate is arranged at the top of the first fixing shaft, a mounting frame is fixedly arranged on one side of the U-shaped mounting plate, a printing plate is slidably arranged in the mounting frame, a silk screen is fixedly arranged at the bottom of the mounting frame, two symmetrically-arranged L-shaped sliding rods are slidably arranged on the mounting frame, and an oil scraping box for scraping oil on the silk screen is fixedly arranged between the two L-shaped sliding rods. A sliding block is arranged in the top of the L-shaped sliding rod in a sliding mode, a first spring is fixedly arranged between the sliding block and the L-shaped sliding rod, one side of the sliding block is an inclined face, and the inclined face of the sliding block is in sliding fit with the printing plate and the mounting frame. The printing plate drives the ink scraping box to scrape ink on the silk screen in the moving process, and the automation degree is high.

The utility model discloses a printing execution device of a semi-automatic screen printing machine, which comprises a first linear sliding module, a rear overturning cylinder fixed on an operation workbench, and a sliding platform arranged on the first linear sliding module in a sliding manner and used for placing paper to be subjected to screen printing, the second linear sliding module and the third linear sliding module are parallel to the first linear sliding module, one end of the second linear sliding module and one end of the third linear sliding module are fixed to the rear overturning air cylinder, the connecting cross beam is connected between the other end of the second linear sliding module and the other end of the third linear sliding module, and the first scraping mechanism is arranged on the inner side of the second linear sliding module. The second scraping mechanism is arranged on the inner side of the third linear sliding module, and the screen printing plate assembly is arranged on the lower portion of the second linear sliding module and the lower portion of the third linear sliding module. By means of the scheme, the paper feeding device has the advantages of being simple in structure, reliable in paper feeding, reliable in printing and the like, and has high practical value and popularization value in the technical field of printing.

The invention discloses a fireproof wallboard transfer printing film and a preparation process thereof, and belongs to the technical field of transfer printing films, the fireproof wallboard transfer printing film comprises a base material layer, a coating, a transfer printing pattern layer and a protective layer, the coating is arranged on the base material layer, the transfer printing pattern layer is arranged on the coating, and the protective layer is arranged on the transfer printing pattern layer. The problem that when an existing transfer printing film is used, the wear resistance and adhesiveness are poor, and consequently the using effect of the transfer printing film is poor is solved. A high-temperature-resistant and corrosion-resistant polyester film or polypropylene film is adopted as a base material layer, a coating is prepared and dried and cured, UV curing ink added with a light stabilizer is adopted to print a pattern on the coating through a screen printing machine, and the printed ink pattern is subjected to light treatment through ultraviolet drying equipment so that the pattern can be cured instantly. The transfer printing pattern layer is formed, so that the transfer printing film has excellent adhesive force, weather resistance and wear resistance, and the use effect of the transfer printing film is improved.

The invention belongs to the technical field of printing equipment, and provides a breadth-adjustable lifting type screen printing machine which comprises a supporting groove, and a placing table is mounted at the upper end of the supporting groove; the number of the lifting grooves is two, the two lifting grooves are oppositely installed at the upper end of the supporting groove, reciprocating threaded rods are rotatably installed in the two supporting grooves, lifting plates are slidably installed in the two lifting grooves, and threaded rings are arranged in the two lifting plates in a penetrating mode; lifting is achieved through cooperation of the reciprocating threaded rod and the threaded ring, so that lifting type printing operation of the printing screen frame and the screen body is achieved, compared with a traditional rotary printing screen frame and screen body, the screen body vertically acts on the surface of a printing stock through lifting, local pressure nonuniformity and pattern deformation caused by angle deviation during rotation can be avoided, and the printing quality is improved. Printed patterns are more accurate and clear, and the printing quality is improved. In the lifting process, the contact area and pressure of the net body and the printing stock are easy to control.

The utility model discloses an adjustable screen printing machine, which relates to the field of screen printing machines and comprises an operating table, a working bin is arranged on the top wall of the operating table, lifting screws are arranged on the upper side wall and the lower side wall of an inner cavity of the working bin, and a lifting motor is arranged on the top wall of the working bin. According to the scheme, through cooperation of the operation table, the working bin, the lifting screw rod and other devices, the printing silk screen can be conveniently positioned and clamped by the device, the printing silk screens of different sizes can be conveniently positioned and installed, and the practicability of the device can be improved; and through cooperation of the movable screw rod, the movable frame, the electric push rod and other devices, the device can conveniently print materials, printing ink can be conveniently pushed to be evenly spread on the surface of a printing silk screen for printing, and the phenomenon of missing printing is avoided.

The present invention is directed to a process for manufacturing a film or coating comprising high amounts of cellulosic nanomaterial. According to the present invention, a screen printing press, such as a rotary screen press, is used to create a film or coating comprising cellulosic nanomaterial. One benefit of the present process is that the suspension used in the printing process has a high dry content and high viscosity, thereby facilitating the process for manufacturing a film or coating comprising high amounts of cellulosic nanomaterial.

The utility model relates to the field of dust removal of screen printing machines, and discloses a dust removal device for a screen printing machine, which comprises two track plates, a plurality of limiting rollers are rotatably connected between the two track plates, a plurality of limiting wheels are respectively and fixedly connected onto the plurality of limiting rollers, and the limiting wheels arranged on two adjacent limiting rollers are arranged in a staggered manner. A positioning roller is rotationally connected between the two track plates and located on one side of the multiple limiting rollers, a feeding mechanism for feeding a plate type printing piece into the center of the screen printing machine for printing is arranged at one end of each track plate, and a dust removal mechanism for removing dust on the surface of the plate type printing piece is arranged between the two track plates. The feeding mechanism and the dust removal mechanism are matched with each other, dust removal and feeding can be carried out at the same time, and the effect of remarkably improving the working efficiency of the screen printing machine is achieved.

The utility model discloses a screen printing machine drying device for couplet production, which relates to the field of screen printing machine production and comprises a processing table, the outer wall of the processing table is fixedly connected with a side plate, the outer wall of the side plate is fixedly connected with a top plate, and the bottom of the top plate is fixedly connected with a drying fan. A fan cover is fixedly connected to the bottom of the drying fan, an air suction pipe is fixedly connected to the top of the drying fan, an insertion groove is formed in the air suction pipe, a clamping groove is formed in the air suction pipe, a clamping frame is installed in the air suction pipe, and a filter screen is fixedly connected to the inner wall of the clamping frame; and partition plates are fixedly connected to the inner walls of the clamping frames, by moving the clamping frames, enabling the clamping frames to penetrate through the inserting grooves and be inserted into the clamping grooves, and starting the drying fan, dust particles in air can be filtered out under the action of a filter screen, the effect of conveniently filtering the dust particles sucked into the air is achieved, and the couplet drying processing quality is improved.

The present invention relates to a computer-implemented method for controlling a screen printing machine, wherein the method comprises screen printing a printing paste with a squeegee lip of the screen printing machine through a screen of the screen printing machine to produce a printed layer formed by the printing paste on a substrate, wherein the squeegee is moved along the X-axis at a working speed by at least one squeegee drive of the screen printing machine, is oriented at a working angle with respect to the Z-axis, and prints onto the screen along the Y-axis with a working force. The method comprises: automatically determining, after printing a plurality of printed layers, the area of the contact surface of the squeegee lip with the screen by means of at least one sensor and, after the determination, automatically resetting the working force according to the area for setting a preset desired pressing force of the squeegee lip onto the screen. The present invention also relates to a computer-controlled screen printing machine.

The utility model discloses a solar cell silicon wafer silk-screen printing discharging mechanism which comprises a side machine frame arranged at a discharging opening in the right side of a silk-screen printing machine and a discharging conveying belt rotationally installed on the inner side of the side machine frame, and a plurality of solar cell silicon wafers completing silk-screen printing are placed on the top of the discharging conveying belt. Each adjustable guide roller assembly comprises a supporting plate fixed to the surface of the top of the side rack, a supporting guide rod movably penetrating through the supporting plate, an L-shaped frame plate fixed to the front end of the supporting guide rod and a guide roller rotationally installed at the bottom of the L-shaped frame plate; according to the utility model, a solar cell silicon wafer silk-screen printing blanking mechanism in the prior art is improved, and a plurality of adjustable guide roller assemblies are designed on the two sides of the blanking conveying belt, so that a good guiding and limiting effect on the solar cell silicon wafer can be achieved in the subsequent blanking and conveying process of the solar cell silicon wafer; deviation of the solar cell silicon wafers during discharging is prevented, and the discharging precision of the discharging mechanism is guaranteed.

The present application relates to a linear printing device and a surface treatment process for a cosmetic bottle. A linear printing device includes a main body, a label mounting mechanism, a visual inspection and rotation adjustment mechanism, and a screen printing mechanism; a conveying line is installed on the main body, and the conveying line is used for conveying bottles; the label mounting mechanism, the visual inspection and rotation adjustment mechanism, and the screen printing mechanism are sequentially arranged on the main body along the length direction of the conveying line; the label mounting mechanism is used for temporarily mounting a set mark on the circumferential side of a bottle with a missing pattern; the visual inspection and rotation adjustment mechanism is used for rotating the bottle and stopping rotating the bottle after detecting a marker on the circumferential side of the bottle; the screen printing mechanism is used for printing a pattern on the circumferential side of the bottle. The present application can accurately perform secondary covering printing operations on cosmetic bottles with missing printed patterns, improve the problem of batch rejection of printed products during the printing process of cosmetic bottles, and reduce production costs.

An air pull gauge device of a screen printing machine comprises a front panel and a rear panel, a servo motor and a speed reducer are arranged on the front panel, a swing arm is arranged at the output end of the speed reducer, a gap bridge plate is arranged at the top of the front panel and the top of the rear panel, a movable groove is formed in the gap bridge plate, an air tap sliding block is arranged in the movable groove in a sliding mode, and the air tap sliding block is connected with the swing arm. A connecting arm is arranged at the bottom of the air tap sliding block, a rotating shaft and a bearing are arranged on the connecting arm, a notch connected to the outer side of the bearing in a sleeving mode is formed in the top end of the swing arm, the air tap sliding block is driven by the servo motor to slide, linkage with a main machine can be controlled, control is convenient, the positioning speed is high, and the notch formed in the swing arm is connected with the bearing of the air tap sliding block. The air nozzle sliding block is provided with an air cavity and a connecting hole communicated with the air cavity, the air nozzle sliding block is provided with a pull gauge plate in an embedded mode on the upper side of the air cavity, air holes are evenly formed in the pull gauge plate, and the size of the whole device is reduced.

The utility model relates to the field of screen printing machines, and discloses a front-back double-servo device for a screen printing machine, a front paper pulling head comprises two front supports which are symmetrically arranged, the two front supports are fixed at the left end of a pneumatic screen printing machine through fixing plates, and a front conveying roller is rotatably arranged between the two front supports through a bearing; the front paper pulling head comprises two rear supports installed at the right end of the pneumatic screen printing machine, a rear conveying roller is rotatably installed between the two rear supports through a bearing, and the rear conveying roller is rotatably installed on the left side of the rear conveying roller through a bearing. The front paper pulling head and the rear paper pulling head are arranged at the left end and the right end of the pneumatic screen printing machine respectively, double-servo material pulling is adopted for the front paper pulling head and the rear paper pulling head, then the tension balance of materials in the feeding process is controlled, namely, the tension balance of the materials located at the front paper pulling head and the rear paper pulling head is achieved, and the precision of secondary nesting can be improved.

The utility model relates to a printing machine, and provides an ink scraping assembly of a bottle body screen printing machine, which comprises a fixed seat and a pair of ink scraping devices connected with the fixed seat, the ink scraping device comprises a scraping plate arranged below the fixed seat, a first driving rod connected with the scraping plate and vertically arranged, and a driving device connected with the first driving rod; the driving device is used for driving the first driving rod to move in the vertical direction, and the first driving rod is slidably connected with the fixing base. The ink scraping devices are arranged on the two opposite sides of the fixing base respectively. According to the ink scraping assembly of the bottle body screen printing machine, automatic ink scraping can be more efficiently achieved, printing ink can be smeared on a printing plate, and the printing efficiency is improved.

The invention relates to a glass product surface silk-screen printing spraying intelligent control system which comprises a data communication bus, a main control mechanism, a movable objective table and a scraper monitoring mechanism. Data connection is established with the mobile objective table, the scraper monitoring mechanism and a main control circuit of the screen printing machine through a data communication bus, and the mobile objective table is connected with a conveying table of the screen printing machine. The using method comprises the three steps of system assembling, printing control and printing operation. The system is high in integration and modularization degree, capable of effectively meeting the requirement for being used in cooperation with various screen printing machines, convenient to assemble, operate, control and maintain and low in cost. On one hand, the requirement for surface quality detection work of a glass substrate to be printed can be effectively met; on the other hand, whole-process monitoring and data feedback can be carried out on the glass printing operation state, and therefore the work quality of silk-screen printing operation is improved.

The utility model discloses a positioning structure for printing vertical cards, which comprises a belt conveyor, positioning mechanisms and a screen printing machine, the screen printing machine is arranged in the middle of one side of the belt conveyor, the positioning mechanisms are mounted on two sides of the belt conveyor, and a belt of the belt conveyor bears a bearing mechanism. The bearing mechanism comprises a bearing plate, a bearing groove is formed in the upper end of the bearing plate, an outer frame is installed on the outer side of the bearing plate, and the lower end of the outer frame is attached to the upper end of the positioning mechanism. The bearing mechanism and the vertical cards borne by the bearing mechanism are effectively and quickly positioned, limited and fixed through the positioning mechanism, the printing stabilizing effect of the vertical cards is facilitated, the bearing plate and the vertical cards are automatically driven to be conveyed through the belt conveyor, the vertical cards can be automatically and quickly printed on an assembly line, and the printing work efficiency is improved.

The application relates to the technical field of printing machines, and provides a printing platform which comprises a placing plate, a guide rail and a limiting component; a placing groove is formed in one side of the placing plate along the length direction of the placing plate; the guide rail is arranged on the side of the placing plate away from the placing groove and is arranged along the width direction of the placing plate; one side of the guide rail is provided with an inclined guide surface; the limiting component comprises a limiting block and a plurality of first elastic pieces; the limiting block is slidably connected to the placing groove along the length direction of the placing plate and extends to the outside of the placing plate on the side close to the guide rail; the plurality of first elastic pieces are arranged between the side of the limiting block away from the guide rail and the placing plate so as to drive the limiting block to abut against the guide surface. Based on the above, the printing object can be conveniently placed and taken out. In addition, a screen printing machine is also provided.