Steel plate surface paint spraying and printing mechanism

Abstract

The utility model relates to the technical field of printing machines, in particular to a steel plate surface paint spraying and printing mechanism which not only cleans a steel plate before printing to prevent dust from influencing the printing effect of the steel plate, but also dries printing in time after printing to prevent the printing from deforming. Comprising a workbench, and the bottom end of the workbench is connected with the ground; the printing device comprises a workbench and further comprises a conveying mechanism, a printing mechanism, a transmission mechanism, a cleaning mechanism, a painting mechanism and a drying mechanism, the conveying mechanism is installed on the workbench and conveys a steel plate, the printing mechanism is installed on the conveying mechanism and prints the steel plate, and the transmission mechanism is installed on the printing mechanism and drives the printing mechanism to rotate. The cleaning mechanism is installed on the workbench and used for cleaning the steel plate, the painting mechanism is installed on the cleaning mechanism and used for painting the printing mechanism, and the drying mechanism is installed on the cleaning mechanism and used for drying printed patterns.

Description

Technical Field

[0001] The utility model relates to the technical field of printing machines, in particular to a paint spraying and printing mechanism for the surface of a steel plate. Background Art

[0002] Printing patterns or text on the surface of steel plates through printing technology, such as color-coated steel plates, printed steel plate coils, etc. This kind of steel plate has rich colors and diverse patterns on the surface and is widely used in architectural decoration, home appliance housing and other fields.

[0003] An existing steel plate surface spray painting and printing mechanism, for example, a printing machine for steel plate printing disclosed in the utility model patent application number 201420661145.1, has a main structure including a frame and a printing roller, an ink cartridge and a scraper are arranged above the printing roller, the ink cartridge includes a shell and a porous hygroscopic medium, a slit is provided at the bottom of the shell, the upper end of the porous hygroscopic medium is located inside the shell, the lower end of the porous hygroscopic medium passes through the slit and is located outside the shell and contacts the surface of the printing roller, the scraper is provided with an ink collecting groove parallel to the axis of the printing roller, ink recovery containers are provided at both ends of the ink collecting groove, and an ink flow pipe is provided above the ink collecting groove; when in use, ink is added to the ink storage container, the ink in the ink storage container flows into the ink collecting groove of the scraper through the ink flow pipe, and then enters the ink recovery container from the ink collecting groove through the confluence groove, the ink in the ink recovery container enters the ink cartridge through the action of the hydraulic pump, and the upper end of the porous hygroscopic medium absorbs the ink and then applies it to the printing roller from the lower end.

[0004] However, it is difficult to dry the print on the steel plate in time after printing, and the print is easily deformed and contaminated with impurities, which affects the printing effect. Moreover, if the steel plate surface is not cleaned before printing, it is also easy to affect the printing effect. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a steel plate surface spray painting printing mechanism which not only cleans the steel plate before printing to prevent dust from affecting the printing effect of the steel plate, but also dries the print in time after printing is completed to avoid deformation of the print.

[0006] The utility model provides a steel plate surface spray painting and printing mechanism, which comprises a workbench, the bottom end of which is connected to the ground; and also comprises a conveying mechanism, a printing mechanism, a transmission mechanism, a cleaning mechanism, a painting mechanism and a drying mechanism. The conveying mechanism is mounted on the workbench and conveys the steel plate, the printing mechanism is mounted on the conveying mechanism and prints the steel plate, the transmission mechanism is mounted on the printing mechanism and drives the printing mechanism to rotate, the cleaning mechanism is mounted on the workbench and cleans the steel plate, the painting mechanism is mounted on the cleaning mechanism and paints the printing mechanism, and the drying mechanism is mounted on the cleaning mechanism and dries the print; the steel plate is placed on the workbench, the conveying mechanism drives the steel plate forward, first the cleaning mechanism cleans the steel plate, the conveying mechanism simultaneously drives the printing mechanism to rotate through the transmission mechanism, the painting mechanism applies paint on the printing mechanism, so that the printing mechanism can conveniently perform intermittent printing on the cleaned steel plate, the drying mechanism filters dust sucked in by the cleaning mechanism, and uses air to enhance the drying effect of the steel plate print.

[0007] Preferably, the transmission mechanism includes multiple sets of transmission rollers, multiple sets of sprockets, chains, pulley 1, motor 1, reducer 1, transmission shaft, pulley 2 and belt 1, multiple sets of transmission rollers are rotatably installed on the workbench, multiple sets of sprockets are respectively installed on multiple sets of transmission rollers, chain transmission is installed on multiple sets of sprockets, pulley 1 is installed on one of the sets of transmission rollers, the bottom end of motor 1 is connected to the top of the workbench, the bottom end of reducer 1 is connected to the top of the workbench, the transmission shaft is rotatably installed on reducer 1, pulley 2 is installed on the transmission shaft, and belt 1 is tightened and installed between pulley 2 and pulley 1; the steel plate is placed on the multiple sets of transmission rollers, the motor 1 is started, the motor 1 drives the transmission shaft and pulley 2 to rotate through the reducer 1, the pulley 2 drives the pulley 1 to rotate through the belt 1, the pulley 1 drives the transmission roller and sprocket connected thereto to rotate, and the multiple sets of sprockets are driven by the chain, so that the multiple sets of sprockets drive the multiple sets of transmission rollers to rotate, and the multiple sets of transmission rollers drive the steel plate forward.

[0008] Preferably, the printing mechanism includes two groups of guide columns, two groups of springs, two groups of movable seats, two groups of hydraulic cylinders, a rotating shaft, a printing roller and multiple groups of punches. Two groups of grooves are opened on the workbench. The two groups of guide columns are respectively installed in the two groups of grooves of the workbench. The two groups of springs are respectively mounted on the two groups of guide columns. The two groups of movable seats are slidably installed on the two groups of guide columns. The two groups of hydraulic cylinders are both installed on the workbench and the bottom ends of the two groups of hydraulic cylinders are respectively connected to the top ends of the two groups of movable seats. The rotating shaft is rotatably installed between the two groups of movable seats. The printing roller is installed on the rotating shaft, and multiple groups of punches are all installed on the printing roller; the transmission mechanism drives the rotating shaft and the printing roller to rotate. When one group of punches is facing the steel plate, the two groups of hydraulic cylinders are started, and the two groups of hydraulic cylinders push the two groups of movable seats downward, so that the punches print patterns on the surface of the steel plate, and then the two groups of springs drive the two groups of movable seats to rebound quickly to avoid printing ghosting.

[0009] Preferably, the transmission mechanism includes pulley three, pulley four, belt two and a tensioner, pulley three is installed on the rotating shaft, pulley four is installed on the transmission shaft, belt two is installed between pulley three and pulley four, and the tensioner is installed on the workbench; the transmission shaft drives pulley four to rotate, and pulley four drives pulley three and the printing roller to rotate through belt two, so that the rotation speed of the printing roller matches the transmission speed of the steel plate, thereby improving the continuity of the printing, and by setting the tensioner, it is convenient to put belt two in a tensioned state, thereby ensuring the transmission efficiency between pulley three and pulley four.

[0010] Preferably, the cleaning mechanism includes a second motor, a second reducer, a screw box, a reciprocating screw, a slider, a cleaning head, an air pump and an exhaust hose. The second motor is installed on the workbench, the second reducer is installed on the workbench, the screw box is installed on the workbench, the reciprocating screw is rotatably installed on the screw box and is longitudinally connected to the second reducer, the slider is slidably installed in the screw box, the top of the cleaning head is connected to the bottom end of the slider, the bottom end of the air pump is connected to the top of the workbench, and the exhaust hose is installed on the air pump and connected to the inside of the cleaning head; start the second motor, the second motor drives the reciprocating screw to rotate through the second reducer, the reciprocating screw drives the slider to move left and right, and the slider drives the cleaning head to move left and right to clean the surface of the steel plate, and at the same time start the air pump, and the air pump extracts the dust cleaned by the cleaning head through the exhaust hose.

[0011] Preferably, the painting mechanism includes a connecting rod, a paint roller, a paint box and a sponge. The connecting rod is installed on a slider, the paint roller is rotatably installed on the connecting rod, the paint box is installed on a workbench, and the sponge is laid on the paint box; the slider drives the connecting rod and the paint roller to move left and right, making it convenient for the paint roller to paint the punch. Before painting the punch each time, the paint roller will dip the sponge in paint first. By setting the sponge, too much paint can be avoided from adhering to the paint roller.

[0012] Preferably, the drying mechanism includes a drying box, a first air pipe, a filter box and a second air pipe. The drying box is installed on the workbench, the first air pipe is installed on the air pump, the bottom end of the filter box is connected to the top of the workbench, and the first air pipe is connected to the interior of the filter box. The second air pipe is installed on the filter box and connected to the interior of the drying box; the air pump transports dust to the filter box through the first air pipe, the filter box filters and purifies the dust in the air, and the purified air is transported to the drying box through the first air pipe. The drying box dries the printing on the steel plate, and at the same time uses the air transported by the second air pipe to diffuse the heat of the drying box to enhance the drying effect.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows: the steel plate is placed on the workbench, the conveying mechanism drives the steel plate forward, the cleaning mechanism first cleans the steel plate, and the conveying mechanism drives the printing mechanism to rotate through the transmission mechanism at the same time, the painting mechanism applies paint on the printing mechanism, which is convenient for the printing mechanism to perform intermittent printing on the cleaned steel plate, the drying mechanism filters the dust drawn in by the cleaning mechanism, and uses air to enhance the drying effect of the steel plate printing. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is an axonometric structural diagram of the utility model;

[0015] Figure 2 This is a partially enlarged isometric structural diagram of the workbench and transmission mechanism of the utility model;

[0016] Figure 3 This is a schematic diagram of the cross-sectional axonometric structure of the printing mechanism, transmission mechanism and painting mechanism of the utility model;

[0017] Figure 4 This is a schematic diagram of the cross-sectional axonometric structure of the cleaning mechanism, painting mechanism and drying mechanism of the utility model;

[0018] Figure 5 It is a rear view partial enlarged structural diagram of the printing mechanism and cleaning mechanism of the utility model.

[0019] Markings in the attached figure: 01, workbench; 02, transmission mechanism; 21, transmission roller; 22, sprocket; 23, chain; 24, pulley 1; 25, motor 1; 26, reducer 1; 27, transmission shaft; 28, pulley 2; 29, belt 1; 03, printing mechanism; 31, guide column; 32, spring; 33, moving seat; 34, hydraulic cylinder; 35, rotating shaft; 36, printing roller; 37, punch; 04, transmission mechanism; 41, pulley 3; 42, Pulley four; 43. Belt two; 44. Tensioner; 05. Cleaning mechanism; 51. Motor two; 52. Reducer two; 53. Screw box; 54. Reciprocating screw; 55. Slider; 56. Cleaning head; 57. Air pump; 58. Exhaust hose; 06. Painting mechanism; 61. Connecting rod; 62. Painting roller; 63. Paint box; 64. Sponge; 07. Drying mechanism; 71. Drying box; 72. First air pipe; 73. Filter box; 74. Second air pipe. DETAILED DESCRIPTION

[0020] To facilitate understanding of the present invention, a more comprehensive description of the present invention will be provided below with reference to the accompanying drawings. The present invention can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to provide a more thorough and comprehensive understanding of the present invention.

[0021] Example 1

[0022] The utility model discloses a steel plate surface spray painting and printing mechanism, comprising a workbench 01, the bottom end of which is connected to the ground; a conveying mechanism 02, a printing mechanism 03, a transmission mechanism 04, a cleaning mechanism 05, a painting mechanism 06 and a drying mechanism 07, wherein the conveying mechanism 02 is mounted on the workbench 01 and conveys the steel plate, the printing mechanism 03 is mounted on the conveying mechanism 02 and prints the steel plate, the transmission mechanism 04 is mounted on the printing mechanism 03 and drives the printing mechanism 03 to rotate, the cleaning mechanism 05 is mounted on the workbench 01 and cleans the steel plate, and the painting mechanism 06 is mounted on the cleaning mechanism 05 and prints the steel plate. The printing mechanism 03 is painted, and the drying mechanism 07 is installed on the cleaning mechanism 05 and dries the printed prints; the conveying mechanism 02 includes multiple groups of conveying rollers 21, multiple groups of sprockets 22, chains 23, pulley 1 24, motor 1 25, reducer 1 26, transmission shaft 27, pulley 28 and belt 1 29, multiple groups of conveying rollers 21 are rotatably installed on the workbench 01, multiple groups of sprockets 22 are respectively installed on multiple groups of conveying rollers 21, chains 23 are driven and installed on multiple groups of sprockets 22, pulley 1 24 is installed on one group of conveying rollers 21, the bottom end of motor 1 25 is connected to the top end of workbench 01, reducer 1 26, transmission shaft 27, pulley 28 and belt 1 29. The bottom end of 6 is connected to the top of the workbench 01, the transmission shaft 27 is rotatably mounted on the reducer 1 26, the pulley 28 is mounted on the transmission shaft 27, and the belt 1 29 is tensioned and mounted between the pulley 28 and the pulley 1 24; the printing mechanism 03 includes two groups of guide columns 31, two groups of springs 32, two groups of movable seats 33, two groups of hydraulic cylinders 34, a rotating shaft 35, a printing roller 36 and multiple groups of punches 37. Two groups of grooves are opened on the workbench 01, the two groups of guide columns 31 are respectively mounted in the two groups of grooves of the workbench 01, the two groups of springs 32 are respectively mounted on the two groups of guide columns 31, and the two groups of movable seats 33 are slidably mounted on the two groups of guide columns. On the column 31, two groups of hydraulic cylinders 34 are installed on the workbench 01 and the bottom ends of the two groups of hydraulic cylinders 34 are respectively connected to the top ends of the two groups of movable seats 33. The rotating shaft 35 is rotatably installed between the two groups of movable seats 33. The printing roller 36 is installed on the rotating shaft 35. Multiple groups of punches 37 are installed on the printing roller 36; the transmission mechanism 04 includes a pulley 3 41, a pulley 4 42, a belt 2 43 and a tensioner 44. The pulley 3 41 is installed on the rotating shaft 35, the pulley 4 42 is installed on the transmission shaft 27, the belt 2 43 is installed between the pulley 3 41 and the pulley 4 42, and the tensioner 44 is installed on the workbench 01;The cleaning mechanism 05 includes a second motor 51, a second reducer 52, a screw box 53, a reciprocating screw 54, a slider 55, a cleaning head 56, an air pump 57 and an exhaust hose 58. The second motor 51 is installed on the workbench 01, the second reducer 52 is installed on the workbench 01, the screw box 53 is installed on the workbench 01, the reciprocating screw 54 is rotatably installed on the screw box 53 and is longitudinally connected to the second reducer 52, the slider 55 is slidably installed in the screw box 53, the top of the cleaning head 56 is connected to the bottom end of the slider 55, the bottom end of the air pump 57 is connected to the top of the workbench 01, and the exhaust hose 58 is installed on the air pump 57 and is connected to the inside of the cleaning head 56; the painting mechanism 06 includes It includes a connecting rod 61, a brush roller 62, a paint box 63 and a sponge 64, the connecting rod 61 is installed on the slider 55, the brush roller 62 is rotatably installed on the connecting rod 61, the paint box 63 is installed on the workbench 01, and the sponge 64 is laid on the paint box 63; when it is working, first, the steel plate is placed on multiple sets of conveying rollers 21, and the motor 25 is started. The motor 25 drives the transmission shaft 27 and the pulley 28 to rotate through the reducer 26, and the pulley 28 drives the pulley 1 24 to rotate through the belt 1 29. The pulley 1 24 drives the conveying roller 21 and the sprocket 22 connected thereto to rotate, and the multiple sets of sprockets 22 are driven by the chain 23, so that the multiple sets of sprockets 22 drive the multiple sets of The conveying roller 21 rotates, and multiple groups of conveying rollers 21 drive the steel plate to be transported forward, and the motor 2 51 is started. The motor 2 51 drives the reciprocating screw 54 to rotate through the reducer 2 52. The reciprocating screw 54 drives the slider 55 to move left and right, and the slider 55 drives the cleaning head 56 to move left and right to clean the surface of the steel plate. At the same time, the air pump 57 is started, and the air pump 57 extracts the dust swept by the cleaning head 56 through the exhaust hose 58. The transmission shaft 27 drives the pulley 4 42 to rotate. The pulley 42 drives the pulley 3 41 and the printing roller 36 to rotate through the belt 2 43, so that the rotation speed of the printing roller 36 matches the transmission speed of the steel plate, thereby improving the continuity of the printing. By setting the tensioner 44 This facilitates keeping belt 2 43 in a tensioned state, ensuring transmission efficiency between pulley 3 41 and pulley 4 42. When one of the punches 37 is aligned with the steel plate, the two hydraulic cylinders 34 are activated, pushing the two movable seats 33 downward, causing the punch 37 to print a pattern on the steel plate surface. The two springs 32 then drive the two movable seats 33 to rebound quickly, preventing double printing. Simultaneously, the slider 55 drives the connecting rod 61 and the paint roller 62 to move left and right, facilitating the paint roller 62 to apply paint to the punch 37. Before each application of paint to the punch 37, the paint roller 62 dips the paint into a sponge 64. This prevents excessive paint from adhering to the paint roller 62.

[0023] Example 2

[0024] like Figures 1 to 5As shown, a steel plate surface spray painting and printing mechanism of the utility model is based on embodiment 1; the drying mechanism 07 includes a drying box 71, a first air pipe 72, a filter box 73 and a second air pipe 74, the drying box 71 is installed on the workbench 01, the first air pipe 72 is installed on the air pump 57, the bottom end of the filter box 73 is connected to the top of the workbench 01, and the first air pipe 72 is connected to the interior of the filter box 73, and the second air pipe 74 is installed on the filter box 73 and connected to the interior of the drying box 71; when it is working, first, the steel plate is placed on multiple groups of conveying rollers 21, and the motor 25 is started. The motor 25 drives the transmission through the reducer 26 The shaft 27 and the second pulley 28 rotate, the second pulley 28 drives the first pulley 24 to rotate through the belt 1 29, the first pulley 24 drives the connected conveyor roller 21 and the sprocket 22 to rotate, and the multiple sets of sprockets 22 are driven by the chain 23, so that the multiple sets of sprockets 22 drive the multiple sets of conveyor rollers 21 to rotate, and the multiple sets of conveyor rollers 21 drive the steel plate to be transported forward, and the motor 2 51 is started. The motor 2 51 drives the reciprocating screw 54 to rotate through the reducer 2 52, and the reciprocating screw 54 drives the slider 55 to move left and right. The slider 55 drives the cleaning head 56 to move left and right to clean the surface of the steel plate, and at the same time the air pump 57 is started, and the air pump 57 cleans the cleaning head 56 through the exhaust hose 58. The swept dust is extracted, and the transmission shaft 27 drives the pulley four 42 to rotate. The pulley four 42 drives the pulley three 41 and the printing roller 36 to rotate through the belt two 43, so that the rotation speed of the printing roller 36 matches the transmission speed of the steel plate, thereby improving the continuity of the printing. By setting the tensioner 44, it is convenient to make the belt two 43 in a tensioned state to ensure the transmission efficiency between the pulley three 41 and the pulley four 42. When one set of punches 37 is facing the steel plate, the two sets of hydraulic cylinders 34 are started, and the two sets of hydraulic cylinders 34 push the two sets of moving seats 33 downward, so that the punch 37 prints a pattern on the surface of the steel plate, and then the two sets of springs 32 drive the two sets of moving seats 33 to rebound quickly to avoid printing heavy patterns. At the same time, the slider 55 drives the connecting rod 61 and the brush roller 62 to move left and right, so that the brush roller 62 can apply paint to the punch 37. Before painting the punch 37 each time, the brush roller 62 will dip the paint on the sponge 64 first. The sponge 64 is provided to prevent too much paint from adhering to the brush roller 62. The air pump 57 transports the dust to the filter box 73 through the first air pipe 72. The filter box 73 filters and purifies the dust in the air. The purified air is transported to the drying box 71 through the second air pipe 74. The drying box 71 dries the printing on the steel plate and uses the air transported by the second air pipe 74 to diffuse the heat of the drying box 71 to enhance the drying effect.

[0025] The motor 1 25 , reducer 1 26 , motor 2 51 , reducer 2 52 and air pump 57 of the utility model are purchased on the market. Technicians in this industry only need to install and operate them according to the accompanying instruction manual without the need for creative work by technicians in this field.

[0026] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A steel plate surface spray painting and printing mechanism, comprising a workbench (01), the bottom end of which is connected to the ground; characterized in that: The invention also includes a conveying mechanism (02), a printing mechanism (03), a transmission mechanism (04), a cleaning mechanism (05), a painting mechanism (06) and a drying mechanism (07). The conveying mechanism (02) is installed on the workbench (01) and conveys the steel plate. The printing mechanism (03) is installed on the conveying mechanism (02) and prints the steel plate. The transmission mechanism (04) is installed on the printing mechanism (03) and drives the printing mechanism (03) to rotate. The cleaning mechanism (05) is installed on the workbench (01) and cleans the steel plate. The painting mechanism (06) is installed on the cleaning mechanism (05) and paints the printing mechanism (03). The drying mechanism (07) is installed on the cleaning mechanism (05) and dries the printed material.

2. A steel plate surface spraying and printing mechanism according to claim 1, characterized in that: The transmission mechanism (02) comprises a plurality of transmission rollers (21), a plurality of sprockets (22), a chain (23), a pulley (24), a motor (25), a reducer (26), a transmission shaft (27), a pulley (28) and a belt (29). The plurality of transmission rollers (21) are rotatably mounted on the workbench (01), the plurality of sprockets (22) are respectively mounted on the plurality of transmission rollers (21), the chain (23) is transmission-mounted on the plurality of sprockets (22), the pulley (24) is mounted on one of the transmission rollers (21), the bottom end of the motor (25) is connected to the top end of the workbench (01), the bottom end of the reducer (26) is connected to the top end of the workbench (01), the transmission shaft (27) is rotatably mounted on the reducer (26), the pulley (28) is mounted on the transmission shaft (27), and the belt (29) is tensioned and mounted between the pulley (28) and the pulley (24).

3. A steel plate surface spraying and printing mechanism according to claim 1, characterized in that: The printing mechanism (03) comprises two groups of guide columns (31), two groups of springs (32), two groups of movable seats (33), two groups of hydraulic cylinders (34), a rotating shaft (35), a printing roller (36) and multiple groups of punches (37). Two groups of grooves are opened on the workbench (01). The two groups of guide columns (31) are respectively installed in the two groups of grooves of the workbench (01). The two groups of springs (32) are respectively sleeved on the two groups of guide columns (31). The two groups of movable seats (33) are slidably installed on the two groups of guide columns (31). The two groups of hydraulic cylinders (34) are both installed on the workbench (01) and the bottom ends of the two groups of hydraulic cylinders (34) are respectively connected to the top ends of the two groups of movable seats (33). The rotating shaft (35) is rotatably installed between the two groups of movable seats (33). The printing roller (36) is installed on the rotating shaft (35). The multiple groups of punches (37) are all installed on the printing roller (36).

4. A steel plate surface spraying and printing mechanism according to claim 3, characterized in that: The transmission mechanism (04) includes a pulley three (41), a pulley four (42), a belt two (43) and a tensioner (44), wherein the pulley three (41) is mounted on the rotating shaft (35), the pulley four (42) is mounted on the transmission shaft (27), the belt two (43) is mounted between the pulley three (41) and the pulley four (42), and the tensioner (44) is mounted on the workbench (01).

5. A steel plate surface spraying and printing mechanism according to claim 1, characterized in that: The cleaning mechanism (05) comprises a second motor (51), a second reducer (52), a screw box (53), a reciprocating screw (54), a slider (55), a cleaning head (56), an air pump (57) and an air extraction hose (58). The second motor (51) is mounted on the workbench (01), the second reducer (52) is mounted on the workbench (01), the screw box (53) is mounted on the workbench (01), the reciprocating screw (54) is rotatably mounted on the screw box (53) and longitudinally connected to the second reducer (52), the slider (55) is slidably mounted in the screw box (53), the top end of the cleaning head (56) is connected to the bottom end of the slider (55), the bottom end of the air pump (57) is connected to the top end of the workbench (01), and the air extraction hose (58) is mounted on the air pump (57) and communicated with the inside of the cleaning head (56).

6. A steel plate surface spraying and printing mechanism according to claim 5, characterized in that: The painting mechanism (06) comprises a connecting rod (61), a paint roller (62), a paint box (63) and a sponge (64); the connecting rod (61) is mounted on a slider (55); the paint roller (62) is rotatably mounted on the connecting rod (61); the paint box (63) is mounted on a workbench (01); and the sponge (64) is laid on the paint box (63).

7. A steel plate surface spraying and printing mechanism according to claim 5, characterized in that: The drying mechanism (07) comprises a drying box (71), a first air supply pipe (72), a filter box (73) and a second air supply pipe (74). The drying box (71) is mounted on the workbench (01), the first air supply pipe (72) is mounted on the air pump (57), the bottom end of the filter box (73) is connected to the top end of the workbench (01), and the first air supply pipe (72) is communicated with the interior of the filter box (73). The second air supply pipe (74) is mounted on the filter box (73) and is communicated with the interior of the drying box (71).

Images