Printing machine capable of assisting quantitative discharging

Abstract

The utility model discloses a printing machine capable of assisting quantitative discharging. The printing machine comprises a supporting frame and an ink injection mechanism. Third air cylinders distributed front and back are fixedly connected to the front end of the supporting frame, a printing frame is fixedly connected between the lower ends of the telescopic ends of the two third air cylinders, a mounting frame capable of moving front and back is arranged at the front end of the supporting frame, a scraper is fixedly connected to the rear end of the mounting frame, and air inlets of the third air cylinders communicate with an air outlet of an external air pump; the ink injection mechanism comprises a downward pressing seat, an ink bin, an electric valve and a lifting assembly, the ink bin is fixedly connected to the middle of the mounting frame, the electric valve is fixedly connected to the middle of the front side face of the ink bin, the downward pressing seat is slidably connected to the interior of the upper end of the ink bin, a mounting plate is fixedly connected to the rear end of the mounting frame, and the lifting assembly is arranged on the front side face of the mounting plate; according to the printing machine capable of assisting quantitative discharging, quantitative discharging is achieved by changing the distance between the downward pressing base and the bottom wall of the ink bin, and waste is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to printing machine technical field, concretely is a printing machine of auxiliary quantitative unloading. BACKGROUND

[0002] The printing machine is a kind of machine that is specially used to print on textile and other materials, mainly including flat plate type, rotary type, boring type and inkjet type and multiple types, widely used in textile, leather making, porcelain making and home furnishing industries.

[0003] The printing machine is realized printing by the way that scraper is used to horizontally spread ink on the upper surface of printing plate to print the fabric at the lower end of printing plate, usually, printing machine is matched with interval rotating device, interval rotating device sends the fabric to be printed to the lower end of printing machine, and printing machine prints, but due to the difference of printing pattern and the material of fabric to be printed, the amount of required ink is also different, which easily causes waste of ink and increases cost, for this reason, the utility model provides a printing machine of auxiliary quantitative unloading. UTILITY MODEL CONTENTS

[0004] The utility model solves the technical problems of overcoming the defects of the prior art, providing a printing machine of auxiliary quantitative unloading, which realizes quantitative unloading by changing the distance between the lower pressing seat and the bottom wall of the ink tank, reduces waste and effectively solves the problems in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a printing machine of auxiliary quantitative unloading, which comprises a supporting frame and an ink injection mechanism.

[0006] The supporting frame is fixedly connected with three front and rear distributed air cylinders at the front end, the lower ends of the telescopic ends of the two air cylinders are fixedly connected with a printing frame, the front end of the supporting frame is provided with a mounting frame that can move forward and backward, the rear end of the mounting frame is fixedly connected with a scraper, and the air inlets of the three air cylinders are in communication with the air outlets of an external air pump.

[0007] The ink injection mechanism comprises a lower pressing seat, an ink tank, an electric valve and a lifting assembly, the middle part of the front side surface of the ink tank is fixedly connected with the electric valve, the upper end inside the ink tank is slidably connected with the lower pressing seat, the rear end of the mounting frame is fixedly connected with a mounting plate, the front side surface of the mounting plate is provided with the lifting assembly, the middle part of the lower pressing seat is fixedly connected to the front end of the lifting assembly, and the input end of the electric valve is electrically connected with an external power supply.

[0008] Further, the ink injection mechanism further comprises a limiting groove, the left and right sides of the mounting frame are fixedly connected with the limiting grooves, and the left and right ends of the lower pressing seat are slidably connected to the interiors of the limiting grooves adjacent to the left and right, so that the lower pressing seat stably lifts.

[0009] Further, the ink injection mechanism further comprises a distance measuring sensor, the upper end of the right limiting groove is fixedly connected with the distance measuring sensor, the distance measuring sensor corresponds to the upper and lower positions of the pressing seat, the distance measuring sensor is bidirectionally electrically connected with the general controller, and the position of the pressing seat is detected in real time.

[0010] Further, the ink injection mechanism further comprises a distance measuring sensor, the upper end of the right limiting groove is fixedly connected with the distance measuring sensor, the distance measuring sensor corresponds to the upper and lower positions of the pressing seat, the distance measuring sensor is bidirectionally electrically connected with the general controller, and the position of the pressing seat is detected in real time.

[0011] Further, the lifting assembly comprises a sliding block, a lead screw, a motor and a lifting seat, the front side of the mounting plate is fixedly connected with the lifting seat, the lifting seat is rotatably connected between the upper and lower ends thereof with the lead screw, the middle part of the lead screw is threadedly connected with the sliding block, the sliding block is slidably connected to the rear side of the lifting seat, the front end of the sliding block is fixedly connected with the middle part of the pressing seat, the upper end of the lifting seat is fixedly connected with the motor, the output shaft of the motor is fixedly connected with the upper end of the lead screw, and the input end of the motor is electrically connected with the output end of the general controller, so that the pressing seat is lifted.

[0012] Further, the front end of the supporting frame is provided with a movable table that can move forward and backward, the front end of the top wall of the movable table is fixedly connected with uniformly distributed air cylinders II, the front end of the mounting frame is fixedly connected with a connecting plate, the lower ends of the telescopic ends of the air cylinders II are fixedly connected with the upper surface of the connecting plate, and the air inlets of the air cylinders II are in communication with the air outlets of an external air pump, so that the mounting frame is lifted.

[0013] Further, the front side of the supporting frame is fixedly connected with a linear guide rail on the right side, the front side of the supporting frame is fixedly connected with a sliding rail on the left side, the upper end of the movable table is fixedly connected with the sliding table of the linear guide rail on the right side, and the upper end of the movable table is slidably connected to the inside of the sliding rail on the left side; and the input end of the linear guide rail is electrically connected with the output end of the general controller, so that the scraper moves forward and backward.

[0014] Compared with the prior art, the printing machine with auxiliary quantitative feeding has the following advantages:

[0015] During printing, the amount of ink required for single printing is adjusted according to the printing pattern and the material quality of the ink, the volume of the ink tank is adjusted by adjusting the distance between the lower surface of the pressing seat and the bottom wall of the ink tank through the motor, quantitative feeding is realized, the position of the pressing seat is detected in real time by the distance measuring sensor, the general controller calculates the sliding speed of the pressing seat through the distance, the pressing seat is accurately adjusted and uniformly slides, and the ink output is more uniform. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structural schematic view of the utility model.

[0017] Figure 2 It is the ink injection mechanism sectional view structure schematic view of the utility model;

[0018] Figure 3 It is the ink reservoir local section structure schematic view of the utility model;

[0019] Figure 4 It is the rear view structure schematic view of the utility model.

[0020] In the figure: 1 support frame, 2 mounting frame, 3 ink injection mechanism, 31 limit slot, 32 press seat, 33 ink reservoir, 34 electric valve, 35 lifting assembly, 351 sliding block, 352 screw rod, 353 motor, 354 lifting seat, 36 blocking plate, 37 distance measuring sensor, 38 cylinder one, 4 mounting plate, 5 doctor blade, 6 moving platform, 7 cylinder two, 8 connecting plate, 9 linear guide rail, 10 printing frame, 11 cylinder three, 12 slide rail. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0022] Please refer to Figures 1-4 The embodiment provides a kind of technical scheme: a printing machine that can assist quantitative discharging, including support frame 1 and ink injection mechanism 3;

[0023] Support frame 1: its front end is fixedly connected with front and rear distributed air cylinder three 11, the lower ends of the telescopic ends of the two air cylinder three 11 are fixedly connected with printing frame 10, the front end of support frame 1 is provided with movable mounting frame 2, the rear end of mounting frame 2 is fixedly connected with scraper 5, the air inlet of air cylinder three 11 is connected with the air outlet of external air pump in communication, the front end of support frame 1 is provided with movable moving table 6, the front end of the top wall of moving table 6 is fixedly connected with uniformly distributed air cylinder two 7, the front end of mounting frame 2 is fixedly connected with connecting plate 8, the lower ends of the telescopic ends of air cylinder two 7 are fixedly connected with the upper surface of connecting plate 8, the air inlet of air cylinder two 7 is connected with the air outlet of external air pump in communication, the right side of the front side of support frame 1 is fixedly connected with linear guide rail 9, the left side of the front side of support frame 1 is fixedly connected with slide rail 12, the right side of the upper end of moving table 6 is fixedly connected with the sliding table of linear guide rail 9, the left side of the upper end of moving table 6 is slidingly connected in the inside of slide rail 12, the input end of linear guide rail 9 is electrically connected with the output end of total controller, the liquid inlet of electric valve 34 is connected with ink injection device, the ink injection device sends ink into the inside of ink storage 33, electric valve 34 is closed before printing starts, and ink injection is not carried out any more, when printing, printing plate is installed at the lower end of printing frame 10, the telescopic end of air cylinder three 11 is pushed out, printing frame 10 moves downward, printing plate contacts the fabric needing printing, the telescopic end of air cylinder two 7 is pushed out, mounting frame 2 moves downward, and the lower end of scraper 5 contacts the upper surface of printing plate;

[0024] The ink injection mechanism 3 comprises a pressing seat 32, an ink tank 33, an electric valve 34 and a lifting assembly 35. The middle part of the front side of the ink tank 33 is fixedly connected with the electric valve 34. The upper end of the ink tank 33 is slidably connected with the pressing seat 32. The rear end of the mounting frame 2 is fixedly connected with the mounting plate 4. The front side of the mounting plate 4 is provided with the lifting assembly 35. The middle part of the pressing seat 32 is fixedly connected to the front end of the lifting assembly 35. The input end of the electric valve 34 is electrically connected with an external power supply. The ink injection mechanism 3 further comprises limiting grooves 31. The left and right sides of the mounting frame 2 are fixedly connected with the limiting grooves 31. The left and right ends of the pressing seat 32 are slidably connected to the interiors of the left and right adjacent limiting grooves 31. The ink injection mechanism 3 further comprises a distance measuring sensor 37. The upper end of the right limiting groove 31 is fixedly connected with the distance measuring sensor 37. The distance measuring sensor 37 corresponds to the upper and lower positions of the pressing seat 32. The distance measuring sensor 37 is bidirectionally electrically connected with the general controller. The ink injection mechanism 3 further comprises a blocking plate 36 and a cylinder one 38. The front end of the mounting frame 2 is fixedly connected with the cylinder ones 38 which are symmetrically distributed. The rear ends of the telescopic ends of the two cylinder ones 38 are fixedly connected with the blocking plate 36. The blocking plate 36 is slidably connected to the lower end of the ink tank 33. The gas inlets of the cylinder ones 38 are in communication with the gas outlets of an external air pump. The lifting assembly 35 comprises a sliding block 351, a lead screw 352, a motor 353 and a lifting seat 354. The front side of the mounting plate 4 is fixedly connected with the lifting seat 354. The upper and lower ends of the lifting seat 354 are rotatably connected with the lead screw 352. The middle part of the lead screw 352 is threadedly connected with the sliding block 351. The sliding block 351 is slidably connected to the rear side of the lifting seat 354. The front end of the sliding block 351 is fixedly connected with the middle part of the pressing seat 32. The upper end of the lifting seat 354 is fixedly connected with the motor 353. The output shaft of the motor 353 is fixedly connected with the upper end of the lead screw 352. The input end of the motor 353 is electrically connected with the output end of the general controller. The telescopic end of the cylinder one 38 is retracted. The blocking plate 36 moves forward. The ink outlet of the ink tank 33 is opened. The electric valve 34 is opened. The output shaft of the motor 353 rotates. The lead screw 352 rotates. The sliding block 351 slides downward on the rear side wall of the lifting seat 354. The lower end of the pressing seat 32 slides downward in the interior of the ink tank 33. The left and right sides of the upper end of the pressing seat 32 slide in the interiors of the left and right adjacent limiting grooves 31, so that the pressing seat 32 is more stable in lifting. The ink is squeezed out. The distance measuring sensor 37 detects the relative distance from the pressing seat 32 in real time and feeds back to the general controller. The sliding table of the linear guide rail 9 drives the moving table 6 to move forward and backward. The mounting frame 2 moves synchronously. The scraper 5 pushes the ink to horizontally spread on the upper surface of the printing plate to realize printing. The distance between the pressing seat 32 and the bottom wall of the ink tank 33 is adjusted by the motor 353 to change the capacity of the ink tank 33 to realize quantitative injection. The distance measuring sensor 37 realizes accurate quantitative detection. Meanwhile, the time for the mounting frame 2 to move from left to right is constant, and the distance is not convenient.After the adjustment of the lower pressing seat 32 is completed, the total controller calculates the average descending speed of the lower pressing seat 32, then controls the motor 353 to change the rotating speed, realizes the uniform descending of the lower pressing seat 32, and makes the extruded ink more uniform.

[0025] The working principle of the printing machine with the auxiliary quantitative discharging function is as follows: the electric appliances of the printing machine with the auxiliary quantitative discharging function are connected with the total controller, the supporting frame 1 is installed at the upper end of the rotating device, the liquid inlet of the electric valve 34 is connected with the ink injection device, the ink injection device sends the ink into the ink bin 33, the electric valve 34 is closed before printing starts, and the ink injection is stopped; when printing, the rotating device sends the fabric to be printed to the lower end of the mounting frame 2, the printing frame 10 is installed at the lower end of the printing plate, the telescopic end of the cylinder three 11 is pushed out, the printing frame 10 moves downwards, the printing plate contacts the fabric to be printed, the telescopic end of the cylinder two 7 is pushed out, the mounting frame 2 moves downwards, the lower end of the scraper 5 contacts the upper surface of the printing plate, the telescopic end of the cylinder one 38 is retracted, the baffle 36 moves forward, the ink outlet of the ink bin 33 is opened, the electric valve 34 is opened, the output shaft of the motor 353 rotates, the lead screw 352 rotates, the sliding block 351 slides downwards at the rear side wall of the lifting seat 354, drives the lower end of the lower pressing seat 32 to slide downwards in the ink bin 33, and the upper end of the lower pressing seat 32 slides in the left and right adjacent limiting grooves 31, so that the lifting of the lower pressing seat 32 is more stable, the ink is extruded, the distance measuring sensor 37 detects the relative distance from the lower pressing seat 32 in real time and feeds back to the total controller, the sliding table of the linear guide rail 9 drives the moving table 6 to move forwards and backwards, the mounting frame 2 moves synchronously, the scraper 5 pushes the ink to be horizontally laid on the upper surface of the printing plate, printing is realized, the distance between the lower pressing seat 32 and the bottom wall of the ink bin 33 is adjusted by the motor 353, the capacity of the ink bin 33 is changed, quantitative injection is realized, accurate quantitative is realized by the distance detection of the distance measuring sensor 37, meanwhile, the time from left to right of the mounting frame 2 driven by the linear guide rail 9 is constant, the distance is inconvenient, after the adjustment of the lower pressing seat 32 is completed, the total controller calculates the average descending speed of the lower pressing seat 32, then controls the motor 353 to change the rotating speed, realizes the uniform descending of the lower pressing seat 32, and makes the extruded ink more uniform.

[0026] It is worth noting that the electric valve 34 disclosed in the above embodiment can be selected as Q921711-20 micro electric valve, the distance measuring sensor 37 can be selected as UR18.DA0.2-UAMJ.9SF distance measuring sensor, the motor 353 can be selected as IS14P-02 motor, the linear guide rail 9 can be selected as AS140 electric linear guide rail, and the total controller controls the working of the electric valve 34, the distance measuring sensor 37, the motor 353 and the linear guide rail 9 by adopting the method commonly used in the prior art.

[0027] The above merely illustrates the embodiments of the present application, and does not limit the patent scope of the present application, and any equivalent structure or equivalent process transformation, or direct or indirect application in other related technical fields, which are made by using the content of the present application specification and drawings, are also included in the patent protection scope of the present application.

Claims

1. A printing machine that can assist in quantitative material feeding, characterized in that: It includes a support frame (1) and an ink injection mechanism (3); Support frame (1): Its front end is fixedly connected to cylinder three (11) distributed in front and back, and the lower end of the telescopic end of the two cylinder three (11) is fixedly connected to the printing frame (10). The front end of the support frame (1) is provided with a mounting frame (2) that can move back and forth. The rear end of the mounting frame (2) is fixedly connected to a scraper (5). The air inlet of cylinder three (11) is connected to the air outlet of the external air pump. Ink filling mechanism (3): It includes a lower pressure seat (32), an ink tank (33), an electric valve (34) and a lifting assembly (35). The ink tank (33) is fixedly connected to the middle of the mounting frame (2). The electric valve (34) is fixedly connected to the middle of the front side of the ink tank (33). The lower pressure seat (32) is slidably connected to the upper end of the ink tank (33). The mounting plate (4) is fixedly connected to the rear end of the mounting frame (2). The lifting assembly (35) is provided on the front side of the mounting plate (4). The middle of the lower pressure seat (32) is fixedly connected to the front end of the lifting assembly (35). The input end of the electric valve (34) is electrically connected to an external power source.

2. The printing machine with auxiliary quantitative feeding according to claim 1, characterized in that: The ink injection mechanism (3) also includes a limiting groove (31). The left and right sides of the mounting bracket (2) are fixedly connected to the limiting groove (31), and the left and right ends of the lower pressure seat (32) are slidably connected to the interior of the left and right adjacent limiting grooves (31).

3. A printing machine with assisted quantitative feeding according to claim 2, characterized in that: The ink injection mechanism (3) also includes a distance sensor (37). The upper end of the right-side limiting groove (31) is fixedly connected to the distance sensor (37). The distance sensor (37) corresponds to the upper and lower positions of the lower pressure seat (32). The distance sensor (37) is bidirectionally electrically connected to the main controller.

4. A printing machine with assisted quantitative feeding according to claim 1, characterized in that: The ink filling mechanism (3) also includes a blocking plate (36) and a cylinder (38). The front end of the mounting bracket (2) is fixedly connected to cylinders (38) that are symmetrically distributed on the left and right. A blocking plate (36) is fixedly connected between the rear ends of the telescopic ends of the two cylinders (38). The blocking plate (36) is slidably connected to the lower end of the ink tank (33). The air inlets of the cylinders (38) are all connected to the air outlet of the external air pump.

5. A printing machine with assisted quantitative feeding according to claim 1, characterized in that: The lifting assembly (35) includes a slider (351), a lead screw (352), a motor (353), and a lifting seat (354). The lifting seat (354) is fixedly connected to the front side of the mounting plate (4). The lead screw (352) is rotatably connected between the upper and lower ends of the lifting seat (354). The slider (351) is threadedly connected to the middle of the lead screw (352). The slider (351) is slidably connected to the rear side of the lifting seat (354). The front end of the slider (351) is fixedly connected to the middle of the lower pressure seat (32). The motor (353) is fixedly connected to the upper end of the lifting seat (354). The output shaft of the motor (353) is fixedly connected to the upper end of the lead screw (352). The input end of the motor (353) is electrically connected to the output end of the main controller.

6. A printing machine with assisted quantitative feeding according to claim 1, characterized in that: The front end of the support frame (1) is provided with a movable platform (6) that can move back and forth. The front end of the top wall of the movable platform (6) is fixedly connected with evenly distributed cylinders (7). The front end of the mounting frame (2) is fixedly connected with a connecting plate (8). The lower end of the telescopic end of the cylinders (7) is fixedly connected to the upper surface of the connecting plate (8). The air inlet of the cylinders (7) is connected to the air outlet of the external air pump.

7. A printing machine with assisted quantitative feeding according to claim 6, characterized in that: A linear guide rail (9) is fixedly connected to the right side of the front side of the support frame (1), and a slide rail (12) is fixedly connected to the left side of the front side of the support frame (1). The right side of the upper end of the moving platform (6) is fixedly connected to the slide of the linear guide rail (9), and the left side of the upper end of the moving platform (6) is slidably connected to the inside of the slide rail (12). The input end of the linear guide rail (9) is electrically connected to the output end of the main controller.

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