227 results about "Silk-screen printer" patented technology

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 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.

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 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 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 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 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 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.

The utility model relates to the technical field of screen printing equipment, and discloses a drying and cooling assembly for a screen printing machine. The conveying belt is mounted in the middle of the bracket; the supporting plate is fixedly connected to the left side of the lower part of the bracket; the treatment box is fixedly connected to the top of the supporting plate; the fan is mounted on the left side of the interior of the treatment box; the filter plate is inserted into the left side of the interior of the treatment box; the refrigerator is installed on the right side of the treatment box, the condensation pipe is installed on the right side of the interior of the treatment box, and the refrigerator is connected with the condensation pipe; a conveying pipe and an air outlet. According to the utility model, after drying, the printed matter can be cooled conveniently, and the printed matter is prevented from being deformed due to overhigh temperature, so that the flatness and the use performance of the product are improved.

The application relates to the technical field of screen printing, in particular to an intelligent storage and calling method and system for process parameters of a screen printing machine. After a feature vector of a printing object is obtained, weighted similarity calculation is performed on the feature vector of the printing object and historical records of all feature vectors stored in a database, a similarity result is obtained, then three groups of feature vectors with the highest comprehensive scores in the historical records of the feature vectors are selected according to the similarity result and presented to a user, the user selects an optimal group of feature vectors corresponding to a process vector in the three groups of feature vectors as process parameters for printing according to actual needs, and finally the printing object is printed according to the selected process parameters. Through the above scheme of the application, dispersed process experience is converted into a structured and digitally inherited enterprise core knowledge base, the technical fault problem caused by personnel flow is solved, meanwhile, the production efficiency is greatly improved, and the production debugging time can be shortened by more than 70%.

The utility model discloses grid line manufacturing equipment, which comprises a first bin body, a second bin body, a third bin body and a fourth bin body, a first silk-screen printing mechanism is arranged in the second bin body, and the second bin body is provided with a second opening capable of being opened and closed; the grid line manufacturing equipment at least has a first state and a second state, in the first state, the first bin body and the second bin body are separated, the first opening and the second opening are closed, and each of the first bin body and the second bin body forms a sealed cavity; in the second state, the second bin body and the first bin body are in butt joint, the first opening and the second opening are opened, and the second bin body and the first bin body jointly form a sealed cavity; the first silk-screen printing mechanism can move into the first bin body from the second bin body so as to print grid lines on the battery piece precursor in the first bin body. The grid line manufacturing equipment can solve the problem that the metal slurry or the grid line manufactured by the metal slurry is easy to oxidize in the process of manufacturing the grid line by the metal slurry.

An object is to provide an operation guidance device capable of giving a preparation instruction in accordance with a time required for a screen printer for a member that is required to be delivered or collected. An operation guidance device includes: a request time acquisition section configured to acquire, for a member used by a screen printer, a device request time including at least one of a delivery time when a new member is required to be delivered to the screen printer or a collection time when the member used by the screen printer is required to be collected; a setting section configured to set a departure target time when a departure from a departure place toward the screen printer is required in time for the device request time acquired by the request time acquisition section, and information on a target member that is the member that requires an operation at the device request time corresponding to the departure target time; and a display instruction section configured to, for operation instruction information in which two pieces of information, the departure target time set by the setting section and the information on the target member, are associated with each other, display a list of multiple pieces of the operation instruction information.

The utility model discloses a silk-screen printing device for a printed circuit board. The silk-screen printing device comprises a transmission mechanism, a silk-screen printing mechanism, a lifting mechanism, a heat transfer cylinder, a bearing positioning plate and a heating mechanism, the conveying mechanism is used for continuously conveying circuit core boards, an avoiding space is formed in the middle of the conveying mechanism, a silk-screen printing mechanism is arranged above the middle of the conveying mechanism, a heat transfer cylinder is arranged between the silk-screen printing mechanism and the conveying mechanism, and the outer side of the heat transfer cylinder is sleeved with a heating mechanism. A heating cavity is formed in the middle of the heat transfer cylinder, and a silk-screen printing cavity is correspondingly formed in the bottom of the silk-screen printing mechanism. A lifting mechanism is arranged in the avoiding space in the middle of the conveying mechanism. According to the utility model, the transmission mechanism is matched with the lifting mechanism to realize continuous screen printing of the circuit core board, and through the arrangement of the heat transfer cylinder and the heating mechanism, the forming of the screen printing is accelerated, the problem of subsequent adhesion is reduced, and the practicability is better.

The invention discloses a screen printing machine with a protection structure for printing, and relates to the technical field of printing, the screen printing machine comprises a height adjusting assembly, a supporting assembly and a moving assembly which are installed on the inner wall of the height adjusting assembly, a vacuum pump assembly is installed at the rear end of the height adjusting assembly, and a conveying assembly is installed at the top of the height adjusting assembly. And a limiting assembly, an L-shaped frame and a protective grating are mounted at the top of the conveying assembly. According to the screen printing machine used for printing and provided with the protection structure, the height adjusting assembly and the supporting assembly are adopted, the height of the conveying assembly can be adjusted according to the heights of users, and the users of different heights can conduct feeding work conveniently; the conveying assembly and the vacuum pump assembly are adopted, when the printing machine is used, an object can be adsorbed, the object is not prone to moving when printed, and the printing precision is improved; and the discharging assembly is adopted, when the printing machine is used, discharging can be automatically carried out, and the discharging convenience is improved.

The utility model relates to an ink reclaiming mechanism of a screen printing machine, in particular to a multi-rod type ink reclaiming mechanism, which comprises an ink reclaiming knife beam, a knife head frame, a large rotating support, a small rotating support, a transverse connecting rod, a first longitudinal connecting rod and a second longitudinal connecting rod, the large rotating support is hinged to the output end of the air cylinder, the air cylinder is hinged to the tool bit frame, the large rotating support is hinged to the tool bit frame to form a first hinge point, the small rotating support is hinged to the tool bit frame to form a second hinge point, and one end of the transverse connecting rod is hinged to the large rotating support to form a third hinge point. One end of the first longitudinal connecting rod is hinged to the large rotating support, the other end of the first longitudinal connecting rod is hinged to the ink reclaiming blade beam, one end of the second longitudinal connecting rod is hinged to the small rotating support, the other end of the second longitudinal connecting rod is hinged to the ink reclaiming blade beam, and the vibration amplitude is reduced through buffering of the connecting rods.

The utility model discloses an automatic feeding device of battery screen printing machine, it includes work table, and the left and right sides of work table top are provided with first material conveying platform and second material conveying platform respectively, and the first material conveying platform and second material conveying platform are in -top inside work table with symmetrical structure and are provided with first material turnover piece, second material turnover piece, and first material turnover piece and second material turnover piece in -embedded installation have adsorption mechanism. The utility model discloses through gas pipe and makes the suction cup of adsorption block inside generation negative pressure, realizes adsorption fixed to one side of battery, simultaneously, and the motor of drive mechanism is firmly installed through fixed block, and the output end transmission wheel drives transmission shaft rotation through synchronous belt, and the first time is turned over, makes the printing surface face up, in this process, the negative pressure fixed of adsorption mechanism can offset the inertial force when material turnover, solves the problem that battery is easy to float in traditional material turnover mechanism, and position deviation, and the slot provides exclusive rotating space for material turnover rod, avoids the collision and abrasion with work table, prolongs the life of equipment.

The invention discloses a safety circuit of financial equipment and a production method thereof. The production method comprises the following steps: S1, cleaning a shielding case of a POS machine; s2, printing a first insulating ink layer on the outer surface of the shielding cover by adopting a screen printing machine; s3, curing and drying the first insulating ink layer; s4, printing a first safety circuit layer on the surface of the first insulating ink layer by adopting a screen printing machine; s5, curing and drying the first safety circuit layer; s6, a second insulation ink layer is printed on the upper surface of the first safety circuit layer through the screen printing machine; according to the method, the metal shielding cover is adopted as a base material of the safety circuit, and the damage resistance of the circuit is remarkably improved. As the metal material has higher hardness and toughness, the substrate is difficult to damage by external force to cause a damage point, so that the risk that the equipment is illegally disassembled and information is leaked is effectively prevented.

The utility model discloses a screen printing machine ink scraping device for processing a high-efficiency dense grid crystalline silicon battery, which comprises a working frame, a scraper body and a moving mechanism, a pressurizing mechanism for driving the scraper body to move up and down is fixedly arranged on the moving mechanism, and an angle adjusting mechanism for adjusting the angle of the scraper body is arranged on the pressurizing mechanism. And a locking mechanism for fixing the angle of the scraper body is arranged on one side of the pressurizing mechanism. The angle of the scraper body can be adjusted through the angle adjusting mechanism, secondary clamping is conducted on the scraper body through the locking mechanism after adjustment is completed, and therefore it is guaranteed that the scraper body does not have angle deviation when used, and then the pressurizing mechanism can drive the scraper body to move and pressurize a printing plate. And the subsequently arranged moving mechanism can drive the scraper body to continuously scrape ink, so that the ink scraping device is high in automation degree, excessive manual intervention is not needed, and the accuracy of silk-screen printing is guaranteed.

The utility model relates to the technical field of battery piece processing equipment, in particular to a multifunctional battery piece processing platform which comprises a working table, a rotating mechanism arranged on the surface of the working table, a screen printing machine arranged on the surface of the working table, a fixing plate connected to the surface of the working table, and beam plates fixedly connected to the two ends of the surface of the fixing plate. Sliding grooves are formed in the surfaces of the beam plates, racks are fixedly connected to one ends of the sliding grooves, sliding plates are connected to the surfaces of the sliding grooves, a lead screw is rotationally connected into one sliding plate, shaft rods are connected to the surfaces of the sliding plates, fluted discs are connected to the surfaces of the shaft rods, the fluted discs are meshed with the racks, and dust removal rollers are fixedly connected between the shaft rods. A plurality of brushes are fixedly connected to the surface of the dust removal roller; the dust removal device has the beneficial effects that the dust removal roller is arranged, dust and sweeps on the surface of the battery piece are wiped and collected, it is ensured that the dust removal roller can cover the whole surface of the battery piece, the cleaning efficiency is improved, the dust removal device and the screen printing machine work synchronously, and the overall operation efficiency of a production line is improved.

The utility model relates to the technical field of printing equipment, and particularly discloses a silk-screen printing alignment device which comprises a working table, a movable table is clamped on the working table in a sliding mode, and four fixing mechanisms used for fixing soft printed materials are arranged at the four vertexes of the movable table respectively. A printing table fixedly connected to the moving table is arranged among the four fixing mechanisms, a moving mechanism used for driving the moving table to move on the working table is arranged on the working table, and a silk-screen printing mechanism used for printing printed materials on the printing table is arranged on the working table. The silk-screen printing alignment device solves the technical problem that an existing silk-screen printing alignment device is prone to wrinkling and deformation in the process of fixing and printing some soft printed materials.

The utility model relates to the technical field of printing, in particular to a semi-automatic silk-screen printing mechanism, which comprises a rack, a printing mechanism, a conveying mechanism and a driving mechanism, and a screen printing part. The base is arranged on the rack; the material changing part is arranged on the rack, and the silk-screen printing part comprises a supporting seat; the silk screen clamping support is arranged on the supporting seat; the silk screen plate is arranged on the silk screen clamping support; the supporting frame is connected with the supporting seat; the guide rod is arranged in the supporting frame; the sliding block is connected with the guide rod; and the scraping plate is arranged on the screen printing plate and is connected with the sliding block. Through an assembly composed of the rack, the silk-screen printing part and the material changing part, a set of double-material-table switching type semi-automatic silk-screen printing body upper mechanism is provided for printing processing, alternate feeding and discharging are achieved through the double-material-table structure, printed pieces are continuously printed, the time wasted by interval locking of feeding, discharging and material changing is shortened, and the working efficiency is improved. Therefore, the efficiency of silk-screen printing operation is improved.