3880results about "Screen printers" patented technology

The invention discloses an electronic component solder paste printing device, and belongs to the technical field of electronic component production and processing equipment. The device comprises a shell, a steel mesh is fixedly connected to the interior of the shell, a fixed sliding rod is fixedly connected to the top of the steel mesh, a sliding groove is formed in the side wall of the steel mesh, a feeding mechanism is arranged on the outer wall of the fixed sliding rod, solder paste is stirred and automatically fed during printing work, a scraper mechanism is arranged on the inner wall of the sliding groove, and the scraper mechanism is arranged on the inner wall of the sliding groove. According to the tin paste recycling device, the tin paste can be automatically recycled during printing work, a storage mechanism is arranged on the top of the steel mesh, and when the tin paste is recycled, the tin paste can be stored in a sealed mode. The feeding box slidably extrudes the sealing block to relieve sealing of the feeding groove, automatic feeding is achieved, it is avoided that a large amount of solder paste is placed in a machining area at a time, the oxidation or deterioration risk caused by the fact that the solder paste is exposed to air for a long time is reduced, and therefore the printing work effect of electronic components is guaranteed.

The invention relates to a glue printing screen. The glue printing screen plate comprises a screen plate and a flexible layer, and a plurality of meshes are formed in the screen plate; the flexible layer is arranged on the bottom surface of the screen plate, a plurality of through holes are formed in the flexible layer, and one through hole is correspondingly formed in each mesh hole; the flexible layer can generate telescopic deformation in the axial direction of the meshes. According to the glue printing screen plate, the flexible layer is arranged on the bottom face of the screen plate, the flexible layer can generate telescopic deformation in the axial direction of the meshes, flexible contact can be achieved, certain buffering deformation can be provided, the hidden crack problem occurring in the glue printing process is solved, glue feeding during printing is facilitated, and the glue printing effect is improved; in addition, a debugging window between the subfissure and the glue printing effect can be widened, the debugging difficulty of field equipment personnel at the initial stage of glue printing process switching is reduced, popularization of the glue printing technology at the mass production end is accelerated, poor glue printing is reduced, and the yield and the productivity of the photovoltaic module are improved.

The invention relates to a battery piece grid line preparation method and device, and aims to reduce material consumption through a transfer printing technology and realize stable and efficient preparation of small-size battery piece grid lines. The method comprises the steps that conductive paste transfer printing layers corresponding to the front face and the back face of a battery piece are manufactured on a transfer printing substrate, and grid line pattern grooves are formed in the transfer printing layers; the grooves are uniformly filled with conductive paste, the conductive paste transfer printing layers on the front face and the back face are accurately attached to the corresponding faces of the battery piece, and synchronous transfer printing of the grid line patterns on the front face and the back face of the battery piece is achieved by applying appropriate pressure and temperature at the same time from top to bottom. By adopting the technical scheme of simultaneous upper and lower transfer printing, the force distribution is effectively balanced, the problem of subfissure of the battery piece is avoided, and the tight fitting degree of the grid line and the surface of the battery piece and the current collection efficiency are remarkably improved. In addition, the invention further provides a battery piece grid line preparation device, the whole preparation process of the battery piece grid line can be completed in one piece of complete machine equipment, and the integration degree of a production line is improved.

The invention relates to the technical field of silk-screen printing, in particular to a printing material allowance detection mechanism and method and a silk-screen printing device. The printing material allowance detection mechanism comprises a screen printing plate, a scraper assembly and an image acquisition device, the screen printing plate is arranged on a rack of the silk-screen printing device, a mesh area and a non-mesh area surrounding the outer side of the mesh area are arranged on the screen printing plate, meshes are formed in the mesh area, and the screen printing plate is used for bearing printing materials; the scraper assembly is in sliding connection with the rack, the scraper assembly is configured to be capable of horizontally moving above the screen printing plate, the scraper assembly comprises two scrapers which are arranged in parallel in a spaced mode, and the two scrapers are configured to be capable of alternately ascending and descending so as to abut against the screen printing plate; the image acquisition device is connected to the scraper assembly or is arranged on the rack; the image acquisition device is used for acquiring an image of a mesh area between the two scrapers; the detection result of the mechanism is not influenced by bubbles generated by printing materials, whether the screen printing plate is lack of materials or not can be accurately detected, and the phenomenon of misjudgment is avoided.

The invention provides a complex curved surface-oriented array structure silk-screen printing device and a control method thereof, and belongs to the technical field of advanced manufacturing. The printing device comprises a bed body module, a movement module, a silk-screen printing module and a control module, the posture position of a workpiece can be adjusted in the printing process, and the bed body module has five degrees of freedom and can adjust the posture of the workpiece in any curved surface shape. In the silk-screen printing process, the control module executes a professional numerical control G code program generated through path planning software, and the accuracy of the printing position can be guaranteed. The silk-screen printing equipment part moves a silk-screen printing module to a designated position to start printing on the basis of five-axis movement. Multi-material, high-precision, high-efficiency and damage-free manufacturing of the array structure can be realized, and the method has the characteristics of full-process automation, high forming speed, high efficiency and the like of silk-screen printing manufacturing, and has a good application prospect in the fields of precision machining, micro-nano machining and the like.

The utility model discloses a solar cell constant tension printing screen, which comprises a screen frame, a metal wire mesh and a printing plate wire slot, the metal wire mesh is tensioned on the screen frame through a tensioning wire mesh, the printing plate wire slot is arranged on the metal wire mesh, the tensioning wire mesh bypasses the arc-shaped edge of the screen frame and is bonded on the outer frame wall of the screen frame, and the printing plate wire slot is arranged on the metal wire mesh. A tension sensor is arranged between the arc-shaped edge of the screen frame and the tensioning wire screen; and a silk screen tension pressure stabilizing strip is also propped against the tensioning silk screen and is movably supported on the screen frame through a thrust spring. The silk screen tension pressure stabilizing strip abuts against the inner side face of the tension silk screen and can support the tension silk screen. The tension sensor is a thin film pressure sensor, and the installation angle alpha of the tension sensor is 45 degrees. The tension sensors are installed on the arc frame edge of the screen frame, and at least one tension sensor is installed on the arc frame edge of each side edge of the screen frame. The screen printing plate can automatically adjust the tension of the silk screen so as to ensure the stability of the tension of the silk screen.

The invention discloses a full-opening solar cell printing plate, and belongs to the technical field of solar cell printing. The full-opening solar cell printing plate comprises a frame, an annular auxiliary material piece and a graphical steel plate, the graphical steel plate is arranged on the annular auxiliary material piece, an avoiding area is larger than a graphical area of the graphical steel plate, the graphical steel plate comprises a buffer metal layer and a first metal layer, the graphical area of the buffer metal layer is provided with a plurality of first grid line holes, and the first grid line holes are communicated with the annular auxiliary material piece. A plurality of second grid line holes are formed in the pattern area of the first metal layer, at least one buffer metal layer is arranged on the pasting and printing face of the first metal layer, the first grid line holes are communicated with the corresponding second grid line holes, and the hardness of the buffer metal layer is smaller than that of the silicon wafer. According to the method, the surface of the steel plate can be matched with the uneven surface of the silicon wafer in the printing process, consumption of printing silver paste is saved, stable batch production is facilitated, and the electrical performance of a battery piece is improved.

The invention provides top frame equipment applied to an etching process and a silk screen processing process, and relates to the technical field of silk screen processing. The invention discloses top frame equipment applied to an etching process. The top frame equipment comprises a rack, a mounting groove body, a jacking assembly, a moving mechanism, a gluing nozzle and a rolling assembly, the mounting groove body is connected with the rack and is used for mounting the stretching auxiliary screen printing plate; the jacking assembly is connected with the rack and used for installing a target screen frame, and the jacking assembly drives the target screen frame to abut against the screen cloth; the gluing nozzle is connected with the moving mechanism, and the moving mechanism drives the gluing nozzle to move, so that the gluing nozzle coats glue to the screen cloth along the outline of the target screen frame; the rolling assembly comprises a supporting shell and a compaction roller, the supporting shell is connected with the moving end of the moving mechanism, the compaction roller is rotationally connected with the supporting shell, and the moving mechanism drives the compaction roller to move, so that the compaction roller rolls glue on the screen cloth along the outline of the target screen frame. The screen cloth and the target screen frame can be bonded more compactly through glue.

The invention discloses a screen printing plate which comprises a metal layer and a composite layer. The metal layer comprises a long-strip-shaped printing pattern, connecting bridges are arranged on the printing pattern in the length direction at intervals, and a hollow part penetrating through the metal layer is arranged between every two adjacent connecting bridges. The composite layer is compounded on the metal layer, the composite layer comprises a long-strip-shaped printing channel corresponding to the printing pattern, the printing channel penetrates through the composite layer and is communicated with the hollow part, and the connecting bridge is suspended in the printing channel; and the connecting bridge is provided with a material storage part towards the printing channel. The screen printing plate has the advantages of being good in inking performance, good in inking quality and not prone to line breakage, and the printing quality is guaranteed.

The utility model relates to the technical field of slurry patterning, aims to solve the problem that the service life of a printing screen is affected due to the fact that a bottom layer of a known printing screen is easy to wear, and provides a printing screen, a solar cell and a photovoltaic module. The printing screen comprises a bottom plate layer, a gauze layer and a top plate layer, and the gauze layer is arranged between the bottom plate layer and the top plate layer. The bottom plate layer is a metal plate, and a bottom plate opening is formed in the bottom plate layer. The top plate layer is provided with a top plate opening. The bottom plate opening and the top plate opening correspond in position and are communicated. The gauze layer covers the area where the bottom plate opening and the top plate opening are located. The screen printing plate has the beneficial effects that the screen printing plate is not prone to being scratched and abraded in the printing process, and the service life of the screen printing plate is long. The three-layer overlapped screen printing plate is high in rigidity, not prone to abrasion and beneficial to ensuring that printing boundaries are flat.

The invention relates to the technical field of screen printing, in particular to circuit board screen printing equipment and a screen printing process. The invention discloses circuit board screen printing equipment and a screen printing process. The equipment comprises a screen printing machine body, a mounting plate, a clamp, a silk screen, an ink scraping assembly and the like, a mounting plate is mounted at the rear part of the screen printer body through an electric guide rail; a plurality of clamps are connected to the mounting plate; the plurality of clamps are jointly provided with a silk screen; an ink scraping assembly used for scraping ink is arranged on the mounting plate; the electric drive guide rail drives the mounting plate, the clamp, the silk screen and the ink scraping assembly to ascend and descend. The maximum stroke positions of movement of the scraper and the ink returning blade are set to be located above the intercepting faces on the left side and the right side respectively, movement of the ink is intercepted, limited and guided through the intercepting faces, and in the subsequent process that the scraper and the ink returning blade scrape the ink along the intercepting faces, in the coining process and the ink returning process, it is guaranteed that the ink is located on a working area all the time; and the problem of waste caused by ink moving out of a working area due to pushing of the scraper and the ink return blade is avoided.

The utility model discloses a photovoltaic cell silk-screen printing device, which relates to the technical field of photovoltaic cell silk-screen printing, and adopts the technical scheme that the photovoltaic cell silk-screen printing device comprises a bottom frame, a placement groove is formed in the top of the bottom frame, a slot is formed in the rear side of the bottom frame, the slot extends into the bottom frame, the slot is formed in the bottom of the placement groove, and a photovoltaic cell body is arranged in the slot. The photovoltaic cell printing device comprises a bottom frame and a printing assembly, the bottom frame is provided with a containing groove, a printing plate is arranged in the containing groove, the top of the bottom frame is provided with two supporting plates, and the bottoms of the two supporting plates are both fixedly connected with two supporting rods. Slurry is uniformly sprayed on one side of the scraping plate through the discharging head, so that the scraping plate can conveniently print a photovoltaic cell body, and meanwhile, redundant slurry can be scraped to one side of the bottom frame and collected through the inclined groove and the collecting frame.

A laser alignment tool is a device that facilitates the efficient and accurate alignment of a product for different manufacturing processes such as Direct-to-Film, screen printing, embroidery, etc. The device includes a tool base, at least one laser module, a controller, and a portable power source. The tool base corresponds to the portion of the device that supports the operation of the at least one laser module. The tool base also facilitates the attachment of the device to a surface adjacent to the product that needs to be aligned. The at least one laser module emits one or more light beams on the adjacent surface that can be used to align the desired product. The controller enables the user to selective control the operation of the at least one laser module. The portable power source provides the electrical power necessary for the operation of the at least one laser module.

The utility model provides a cleaning device which is used for cleaning a screen printing plate, the cleaning device comprises a rack, a driving part and a wiping part, the screen printing plate to be cleaned is placed on the rack, the driving part is arranged on the rack, the wiping part is connected to a movable part of the driving part, the driving part is configured to drive the wiping part to move, and the wiping part is arranged on the rack. And the wiping piece is enabled to abut against the plate surface of the screen and then slide along the plate surface of the screen so as to wipe pollutants on the screen. According to the cleaning device provided by the invention, the screen printing plate can be automatically cleaned, so that the cleaning efficiency of the screen printing plate is improved.

The invention relates to the technical field of photovoltaics, in particular to a photovoltaic electroforming screen printing plate and a preparing and forming process thereof. The preparation forming process of the photovoltaic electroforming screen printing plate comprises the following steps that S1, a base plate pattern is formed; s2, preparing an electroforming solution; and S3, the substrate is placed in the electroforming solution, and after electroforming integral forming is conducted, demolding treatment is conducted to obtain the photovoltaic electroforming screen printing plate. According to the preparation forming technology of the photovoltaic electroforming screen, the problems that an existing screen needs degreasing, wire drawing and repeated degreasing, the plate making technological process is complex, film typesetting is difficult, the plate making period is long, and the service life is short are solved, so that the preparation forming technology of the obtained photovoltaic electroforming screen is simple, the screen cloth straightness is high, film typesetting is easy, the production cost is low, and the production efficiency is high. And the yield and the wear resistance of the photovoltaic electroforming screen printing plate are improved.

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 invention provides a bit number silk screen adding method and device, equipment and a medium, relates to the technical field of PCB design, and is used for solving the problem that in the prior art, bit number silk screen adding efficiency and accuracy are low. The method comprises the steps that Allegro software is started, a design file of the printed circuit board is imported, and all devices of the printed circuit board are displayed; in response to a skill program calling instruction input by a user, displaying an option box; in response to a setting operation of a user in the option box, obtaining a placement parameter; in response to a first click operation of a user on a target device in all the devices through a mouse, attaching the bit number of the target device to the mouse in a silk-screen manner; and in response to a second click operation of the user at a target position through the mouse, placing the bit number silk screen of the target device at the target position according to the placement parameters. The user can add the bit number silk screen of the device only by clicking the mouse, so that the efficiency and the accuracy are improved.

The utility model discloses a screen printing machine glue scraping mechanism which comprises an installation plate, a first side supporting plate, a second side supporting plate, a rotating plate, scraping plates, a limiting block, a limiting clamping plate, an air cylinder and a clamping piece. The rotating plate can be driven by a motor to rotate, and therefore the scraping plates on the upper end face and the lower end face of the rotating plate can be continuously switched; according to the invention, a single scraper is prevented from being heated and softened after being continuously contacted and rubbed with a silk screen, the influence on the printing quality after the printing pressure is reduced is avoided, the heat dissipation of the scraper is also facilitated in the rotating process of the scraper, the limiting block is a square limiting block with the periphery in smooth transition, the limiting clamping plate is a clamping plate with a U-shaped section, and the limiting block is clamped on the limiting clamping plate; by arranging the limiting block and the limiting clamping plate, the motor can drive the rotating plate to rotate by 90 degrees at a time, so that the scraping plates on the upper end face and the lower end face of the rotating plate are conveniently positioned, converted and adjusted, the clamping piece is driven by the air cylinder to descend to clamp the scraping plates, and the stability of the scraping plates and the reliability of the device can be improved when the device does reciprocating glue scraping motion.

The invention relates to the technical field of printing screens, in particular to a screen and a manufacturing method thereof, a solar cell and a production method thereof, and a photovoltaic module. The screen printing plate comprises a film body, graphical grid line printing holes are formed in the film body, the grid line printing holes comprise grid line main body printing holes and lap joint printing holes which are communicated, and the grid line main body printing holes are configured to be consistent with an auxiliary grid printing area or a main grid printing area in graph. The lap joint printing hole is configured to be consistent with the pattern of the lap joint printing area; in the thickness direction of the film body, one end of each grid line main body printing hole is exposed out of the first surface, and the other end of each grid line main body printing hole is positioned in the film body; the lap joint printing hole penetrates through the film body, and the two ends of the lap joint printing hole are exposed out of the first face and the second face respectively. When the screen printing plate is used for printing, not only can the slurry cost be reduced, but also higher printing quality can be achieved.

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.

Improvements in the technical field of solar panel (2) manufacturing are provided. To this effect, a process for manufacturing solar panels (2) is disclosed in which rows (4) of solar elements (3) are bonded together by an electrically conductive adhesive, with the electrically conductive adhesive being applied to the solar elements (3) during a transfer movement of the rows (4) of solar elements (3).

The invention discloses a flat suction device for curved vehicle-mounted glass screen printing, and relates to the technical field of vehicle-mounted glass screen printing, the flat suction device comprises a base, a positioning mechanism for positioning curved glass and an air pressure bag supporting assembly for supporting the curved glass, and the positioning mechanism and the air pressure bag supporting assembly are both arranged on the base. According to the device, the action height of the suction cups is increased or decreased through the electric telescopic rods, curved glass is placed on the four sets of suction cups, and at the moment, the supporting soft plates can automatically adjust the action angle between the suction cups and the curved glass, so that the suction cups and the curved glass maintain the optimal attaching angle, and the fixing effect of the suction cups is improved; the rear booster pump inflates the air pressure bag supporting assembly, the size of the air pressure bag supporting assembly is increased after the air pressure bag supporting assembly is inflated so that the air pressure bag supporting assembly can be matched with the arc-shaped bottom face of the curved glass, the air pressure bag supporting assembly is responsible for pushing the curved glass upwards, the suction cup is responsible for fixing the position of the curved glass, static balance is maintained between the air pressure bag supporting assembly and the suction cup, and therefore the stable effect of the curved glass is guaranteed.

The invention discloses a glass printing device based on a UV imprinting technology, relates to the field of glass printing, and solves the problem that an existing glass printing device is difficult to take out a glass plate finished product large in size and thin. The glass printing device comprises a device base and a driving table installed at the top of the device base, and an air exhaust air bellow is installed on the inner side of the driving table; a containing table is installed at the top of the air exhaust air box, a plurality of air suction holes are formed in the top of the containing table, a UV stamping machine is installed at the top of the device base, and a film covering roller set is installed on the outer side of the UV stamping machine. The plate lifting mechanism is used for lifting the processed glass plate upwards, the plate lifting mechanism is mounted on the inner side of the placing table, and the plate lifting mechanism comprises four top plates arranged at the top of the placing table; by means of the plate lifting mechanism, the top plate lifts the machined glass plate, the long and thin glass plate can be machined conveniently, and therefore the effects of stable coining and convenient material taking are achieved.

The invention relates to the technical field of circuit board processing, in particular to a manufacturing process of a high-performance inner-layer ultra-thick copper circuit board which comprises a bearing table, a back plate and the like. A back plate is arranged on the bearing table. Printing ink is stored through the storage box, the situation that printing ink is not evenly printed due to printing ink diffusion is avoided, and the printing ink printing effect of equipment is improved; through the structure that the middle of the flow dividing rod is high and the two sides of the flow dividing rod are low, ink is slowly collected into the storage box along the flow dividing rod in cooperation with flowability of the ink, the problem that the ink utilization rate is low is solved, and meanwhile the situation that the ink is accumulated and hardened for a long time is avoided. The circuit board is ejected upwards through the ejector rod, then a worker can hold the lower side of the circuit board with hands to take out the circuit board, and the circuit board is prevented from being damaged while the worker conducts discharging conveniently. And the circuit board is accurately placed on the upper side of the fixing frame through cooperation of a guide plate and a limiting block, so that feeding by workers is more convenient.

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 a photovoltaic module, which can enhance the pulling force of battery pieces on a welding strip, and comprises a plurality of battery pieces, a plurality of thin grid lines are arranged on the welding surfaces of the battery pieces, the thin grid lines extend along a first direction, the thin grid lines are arranged at intervals along a second direction, and the second direction is perpendicular to the first direction; the plurality of welding strips are fixed on the welding surface, the welding strips extend along a second direction and are electrically connected with the fine grid lines, each welding strip is connected with the welding surface through a plurality of glue points, and the glue points and the fine grid lines are staggered; wherein all the glue points are distributed into a middle area, two edge areas, an interconnection side area and a non-interconnection side area, the two edge areas are located on the two sides of the middle area in the first direction, the interconnection side area and the non-interconnection side area are located on the two sides of the middle area in the second direction, and the distribution density of the glue points in the interconnection side area is larger than that of the glue points in other areas. And the distribution density of the glue points in the edge area is greater than that of the glue points in the middle area. The invention further provides a printing screen.

The utility model relates to the technical field of sintered neodymium iron boron grain boundary diffusion, and aims to solve the problem of controlling the use amount of a heavy rare earth material in a silk-screen printing process. The utility model discloses a sintered neodymium-iron-boron magnet silk-screen printing area-selecting diffusion screen printing plate which comprises a screen frame and a screen face, the screen face comprises a first area and a second area, the first area is an area where silk-screen printing materials do not pass through, and the second area is an area where the silk-screen printing materials pass through. Therefore, the use amount of the heavy rare earth material can be greatly reduced in the silk-screen printing process, so that the production cost is reduced, the drying time of the magnet after silk-screen printing is shortened, and the production efficiency is improved.

Disclosed are methods that couple effective nesting of fabric, as part of a textile cutting process, in which designs and / or graphic elements are directly printed on the nested elements, instead of on the entire textile sheet. Embodiments of the invention can address issues of waste and redundant printing, such as by starting with a blank textile roll, and printing only in the geometry areas of the patterns. Embodiments of the invention can increase fabric yield, because there are no constraints between the pattern geometries and the textile sheet print.

A full-automatic screen printing machine comprises a machine frame, a conveying belt, a gripper bar, a driving device and a printing unit, and further comprises a linkage mechanism which is in transmission connection with the gripper bar and the printing unit and used for being matched with conveying and feeding pieces. The tooth row, the driving device and the printing unit work in sequence; the pair of rotating units are rotationally mounted in the rack; a transmission unit for driving the rotation unit; the linkage unit is used for enabling the pair of rotating units to be in transmission connection with the gripper bar and the printing unit; the push plate is rotationally mounted in the rack; the top end of the push plate is rotationally matched with the annular groove through a rotating shaft and is in transmission fit with the bump through an arc-shaped surface; the L-shaped plate is rotationally mounted in the rack and is rotationally matched with the annular groove through a rotating shaft; the top end of the L-shaped plate is in transmission connection with the printing table top, the bottom end of the L-shaped plate is in transmission connection with the screen frame through a connecting rod assembly, in daily production and life, the two rotating units are driven to rotate through the transmission unit, and the opening and closing states of the gripper bar and the printing unit are sequentially changed through the linkage unit.

Device (10) for producing three-dimensional screen-printed workpieces, in particular a 3D screen-printing system, with a printing screen (12) and with a squeegee device (14) for flooding the printing screen (12) with a printing compound and / or for pressing printing compound through the printing screen (12), wherein the squeegee device (14) has at least one squeegee tool (16), an adjusting device (28) for adjusting the inclination of the squeegee tool (16), and a squeegee bearing (34) which allows an inclination adjustment of the squeegee tool (16) by means of the adjusting device (28) about an inclination axis (N), wherein the squeegee bearing (34) has at least one spring bearing (36, 38).