Curved surface ceramic bottle film pasting equipment

Abstract

The invention discloses curved-surface ceramic bottle film pasting equipment, and relates to the technical field of film pasting equipment, the curved-surface ceramic bottle film pasting equipment comprises an equipment main body, a mounting platform is arranged in the equipment main body, first linear motors are symmetrically arranged on the two sides of the upper surface of the mounting platform, primary parts of the first linear motors are fixedly connected to the mounting platform, and secondary parts of the first linear motors are provided with second linear motors; the primary stage of the second linear motor is fixedly connected to the secondary stages of the first linear motors on the two sides, a third linear motor is arranged on the secondary stage of the second linear motor, the primary stage of the third linear motor is fixedly connected to the secondary stage of the second linear motor, and a film absorbing / pasting module is arranged on the secondary stage of the third linear motor. Through cascade driving of the first linear motor, the second linear motor and the third linear motor, space trajectory control of the film sucking / pasting module on the X axis, the Y axis and the Z axis is achieved, the repeated positioning error is smaller than or equal to 0.05 mm, non-planar path tracking can be conducted along the curved surface of a bottle body during film pasting, and meanwhile the film sucking / pasting module is subjected to sectional vacuum adsorption, so that the adsorption damage rate is reduced.

Description

Technical Field

[0001] The present invention relates to the technical field of film-sticking equipment, and in particular to a film-sticking equipment for curved ceramic bottles. Background Art

[0002] Traditional ceramic bottle film application relies on manual labor, resulting in low efficiency, high rates of bubble / wrinkle defects, and poor positioning accuracy. Existing automated equipment struggles to adapt to the synchronized motion requirements of curved surface application, and vacuum adsorption can easily damage thin stickers.

[0003] Therefore, there is an urgent need for an automated equipment that can simultaneously solve the problems of curved surface fitting accuracy, sticker integrity, and multi-size bottle adaptation. Summary of the Invention

[0004] The purpose of the present invention is to provide a curved ceramic bottle film-applying device to solve the problems raised in the above background technology.

[0005] In order to achieve the above-mentioned objectives, the present invention provides the following technical solutions: a curved ceramic bottle film-sticking device, comprising a device body, a mounting platform is provided inside the device body, a first linear motor is symmetrically provided on both sides of the upper surface of the mounting platform, the primary of the first linear motor is fixedly connected to the mounting platform, a second linear motor is provided on the secondary of the first linear motor, the primary of the second linear motor is fixedly connected to the secondary of the first linear motor on both sides, a third linear motor is provided on the secondary of the second linear motor, the primary of the third linear motor is fixedly connected to the secondary of the second linear motor, and a film suction / film sticking module is provided on the secondary of the third linear motor; a bottle body fixing assembly is fixedly connected to the mounting platform below the film suction / film sticking module, a film feeding module is provided on one side of the bottle body fixing assembly, and the film suction / film sticking module adsorbs the film on the film feeding module by segmented vacuum adsorption.

[0006] Further preferably, the bottle body fixing assembly includes a base fixedly mounted on the mounting platform, vertical plates fixedly connected to the top surfaces of both sides of the base, and a support plate slidably connected to the upper surface of the base, a rotating motor 1 is fixedly connected to the vertical plate on one side, and a telescopic cylinder 1 is fixedly connected to the vertical plate on the other side, the output end of the rotating motor 1 is connected to the clamping cylinder, the output end of the clamping cylinder is connected to a pneumatic clamp, the output end of the telescopic cylinder 1 is rotatably connected to a mounting seat, telescopic cylinder 2 is fixedly connected to the two side walls of the support plate, the output end of the telescopic cylinder 2 is connected to the base, columns are provided around the upper surface of the support plate, and the top of the columns is rotatably connected to a rolling wheel, and the rolling wheel is made of soft material.

[0007] Preferably, the film suction / film sticking module is a flower film film suction / film sticking module; the flower film film suction / film sticking module includes an L-shaped first cantilever, a concave foam mounting frame, a film sticking foam, a film sticking rotating motor, a first suction cup and an upper and lower cylinder, the film sticking rotating motor is fixedly connected to one end of the first cantilever, the output end of the film sticking rotating motor is fixedly connected to the foam mounting frame, the film sticking foam is clamped in the groove of the foam mounting frame, the upper and lower cylinders are connected to the first cantilever away from the film sticking rotating motor, the first suction cup is connected to the output end of the upper and lower cylinders through an I-shaped connecting piece, and the end of the first cantilever close to the upper and lower cylinders is connected to the secondary of the third linear motor.

[0008] Preferably, the film suction / film sticking module is a letter film suction / film sticking module; the letter film suction / film sticking module includes an L-shaped second cantilever, a concave foam mounting frame 2, film sticking foam, a film sticking rotating motor 2, a second suction cup, a connecting plate and an upper and lower cylinder 2, one end of the second cantilever is connected to the film sticking rotating motor 2 and the upper and lower cylinder 2 through the connecting plate, the second suction cup is connected to the bottom of the upper and lower cylinder 2, the output end of the film sticking rotating motor 2 is fixedly connected to a turntable, the circumferential outer edge of the turntable is connected to an extension rod, the foam mounting frame 2 is connected to the extension rod, the film sticking foam is clamped in the groove of the foam mounting frame 2, and the end of the second cantilever away from the upper and lower cylinder 2 is connected to the secondary of the third linear motor.

[0009] Preferably, a plurality of through holes in a rectangular array are provided on the bottom of the film foam, and the through holes are connected to the vacuum pump through pipelines.

[0010] Preferably, the film feeding module is a flower film feeding module; the flower film feeding module includes a placing table, a flower film silo and a water pool adjacent to each other and connected to the surface of the placing table, a film dehydration lifting cylinder fixedly connected to one side wall of the placing table, a suction plate with one end in a Z shape and connected to the membrane dehydration lifting cylinder in the water pool, and a film pressing plate connected to one side of the placing table through an L-shaped part and having a height greater than that of the water pool; the flower film silo is configured to include a film plate, a fixed column and a movable column, and slide grooves are provided at both ends of the film plate, the movable column is slidably connected in the slide groove, and the fixed column is fixedly connected around the film plate.

[0011] Preferably, the film feeding module is a letter film feeding module; the letter film feeding module includes a placing table two, a letter film silo and a water pool adjacent to each other and connected to the surface of the placing table two, a membrane dehydration lifting cylinder two fixedly connected to the side wall of the placing table two, and a suction plate two with one end in a Z shape and one end connected to the membrane dehydration lifting cylinder two in the water pool two; the letter film silo is configured to include a membrane plate two and a limiting column, the limiting column separates the membrane plate two into a small-character film silo and a large-character film silo, and the limiting column located in the middle of the limiting columns that enclose the large-character film silo is slidably connected to the membrane plate two.

[0012] In the above technical solution, the technical effects and advantages provided by the present invention are:

[0013] 1. The present invention realizes spatial trajectory control of the film suction / film sticking module in the XYZ axis through the cascade drive of the first to third linear motors, with a repeat positioning error of ≤0.05mm. When the film is attached, non-planar path tracking can be performed along the curved surface of the bottle body. At the same time, the film suction / film sticking module reduces the adsorption breakage rate through segmented vacuum adsorption.

[0014] 2. The present invention has adaptive bottle fixation and zero-damage clamping. The soft movable wheel is linked with the telescopic cylinder to automatically adapt to the curvature deviation of the bottle. The clamping cylinder is combined with the axial telescopic cylinder to disperse the clamping force to ≤0.2MPa, eliminating bottle damage and reducing the defective rate to below 0.01%.

[0015] 3. The film foam through-hole matrix of the present invention controls the vacuum start and stop in a partitioned manner, reducing the adsorption breakage rate, and is particularly suitable for water-based stickers with a thickness of ≤0.1mm.

[0016] 4. The present invention integrates dehydration and feeding. The Z-shaped suction plate is driven by the membrane dehydration lifting cylinder to complete the entire process of soaking, absorbing and dehydrating, and the dehydration efficiency is increased by 40%. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments described in the present invention. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;

[0019] Figure 2 This is a schematic diagram of the planar structure of the present invention;

[0020] Figure 3 This is a schematic diagram of the linear motor cascade structure of the present invention;

[0021] Figure 4 This is a schematic structural diagram of the bottle fixing assembly of the present invention;

[0022] Figure 5 This is a schematic diagram of the structure of the flower film absorbing / sticking module of the present invention;

[0023] Figure 6 This is a schematic diagram of the structure of the word film absorbing / sticking module of the present invention;

[0024] Figure 7 This is a schematic diagram of the structure of the word film absorbing / sticking module of the present invention;

[0025] Figure 8It is a schematic diagram of the overall structure of the present invention;

[0026] Figure 9 This is a schematic diagram of the film foam structure of the present invention;

[0027] Figure 10 This is a structural diagram of the flower film feeding module of the present invention;

[0028] Figure 11 This is a schematic diagram of the structure of the film feeding module of the present invention

[0029] Figure 12 This is a schematic diagram of embodiment 1 of the present invention;

[0030] Figure 13 This is a schematic diagram of embodiment 2 of the present invention.

[0031] Description of reference numerals:

[0032] 1. Equipment body; 2. Mounting platform; 3. First linear motor; 4. Second linear motor; 5. Third linear motor; 6. Bottle fixing assembly; 7. Flower film suction / sticking module; 8. Letter film suction / sticking module; 9. Flower film feeding module; 10. Letter film feeding module; 61. Base; 62. Vertical plate; 63. Support plate; 64. Rotating motor (1); 65. Gripping cylinder; 66. Telescopic cylinder (1); 67. Mounting base; 68. Telescopic cylinder (2); 69. Column; 71. First cantilever; 72. Foam mounting bracket (1); 73. Rotating motor (1) for film sticking; 74. First suction cup; 75. I-shaped connector; 76. Upper and lower cylinders (1); 81. Second cantilever; 82. Foam mounting frame (2); 83. Film rotating motor (2); 84. Second suction cup; 85. Connecting plate; 86. Upper and lower cylinders (2); 87. Turntable; 88. Extension rod; 91. Placement table (1); 92. Flower film silo; 93. Water tank (1); 94. Film dehydration lifting cylinder (1); 95. Suction plate (1); 96. Film pressing plate; 921. Film plate (1); 922. Fixed column; 923. Moving column; 1001. Placement table (2); 1002. Flower film silo; 1003. Water tank (2); 1004. Film dehydration lifting cylinder (2); 1005. Suction plate (2); 1006. Film plate (2); 1007. Limiting column; 1008. Small-character film silo; 1009. Large-character film silo. DETAILED DESCRIPTION

[0033] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below with reference to the accompanying drawings.

[0034] Example 1

[0035] like Figure 1-3As shown, a curved ceramic bottle film-sticking device includes a device body 1, a mounting platform 2 is provided inside the device body 1, and first linear motors 3 are symmetrically provided on both sides of the upper surface of the mounting platform 2, the primary of the first linear motor 3 is fixedly connected to the mounting platform 2, and the secondary of the first linear motor 3 is provided with a second linear motor 4, the primary of the second linear motor 4 is fixedly connected to the secondary of the first linear motor 3 on both sides, and the secondary of the second linear motor 4 is provided with a third linear motor 5, the primary of the third linear motor 5 is fixedly connected to the secondary of the second linear motor 4, and a film suction / film sticking module is provided on the secondary of the third linear motor 5; a bottle body fixing component 6 is fixedly connected to the mounting platform 2 below the film suction / film sticking module, and a film feeding module is provided on one side of the bottle body fixing component 6, and the film suction / film sticking module adsorbs the film on the film feeding module by segmented vacuum adsorption;

[0036] The first linear motor 3, the second linear motor 4, and the third linear motor 5 are respectively connected to the servo drive (X-axis), the servo drive (Y-axis), and the servo drive (Z-axis) through the EtherCAT bus. The maximum thrust of the first linear motor 3 is 120N, and the repeated positioning is ±5μm. The maximum thrust of the second linear motor 4 is 80N, and the response frequency is 1kHz. The maximum thrust of the third linear motor 5 is 60N, and the resolution is 0.1μm. There are control buttons and a display screen on the front shell of the device body 1. The device body 1 is equipped with a main controller. The main control PLC model is CX2040, which is extended with 4-channel analog input (pressure / displacement sensor), 2-channel analog output (proportional valve control), and 8-channel relay output (solenoid valve switch). The main controller controls the three-axis servo drive cascade through the EtherCAT master station module. Of course, it also includes control software and motion control algorithms, which adopt existing technologies and will not be repeated here.

[0037] More preferably, Figure 4 As shown, the bottle fixing assembly 6 includes a base 61 fixedly mounted on the mounting platform 2, vertical plates 62 fixedly connected to the top surfaces of both sides of the base 61, and a support plate 63 slidably connected to the upper surface of the base 61. A rotating motor 64 is fixedly connected to the vertical plate 62 on one side, and a telescopic cylinder 66 is fixedly connected to the vertical plate 62 on the other side. The output end of the rotating motor 64 is connected to the clamping cylinder 65, and the output end of the clamping cylinder 65 is connected to the pneumatic clamp. The output end of the telescopic cylinder 66 is rotatably connected to the mounting seat 67. Telescopic cylinder 2 68 is fixedly connected to the two side walls of the support plate 63, and the output end of the telescopic cylinder 2 68 is connected to the base 61. Columns 69 are provided around the upper surface of the support plate 63. The top of the column 69 is rotatably connected to a rolling wheel, and the rolling wheel is made of soft material.

[0038] The rotating motor 64 receives encoder feedback through the servo driver (RS485) and controls the speed in a closed loop from 0 to 60 rpm. The gripper cylinder 65 receives feedback through the solenoid valve and the air pressure sensor, and the clamping force is closed-loop controlled at 0.1-0.2 MPa. The telescopic cylinder 66 receives feedback through the proportional valve and the displacement sensor, and the stroke accuracy is ±0.05 mm. The telescopic cylinder 68 is protected from overload by the proportional valve and the pressure sensor.

[0039] like Figure 5 As shown, the film suction / film sticking module is a flower film suction / film sticking module 7; the flower film suction / film sticking module 7 includes an L-shaped first cantilever 71, a concave foam mounting frame 72, film sticking foam, a film sticking rotating motor 73, a first suction cup 74 and an upper and lower cylinder 76, the film sticking rotating motor 73 is fixedly connected to one end of the first cantilever 71, the output end of the film sticking rotating motor 73 is fixedly connected to the foam mounting frame 72, the film sticking foam is clamped in the groove of the foam mounting frame 72, the upper and lower cylinders 76 are connected to the first cantilever 71 away from the film sticking rotating motor 73, the first suction cup 74 is connected to the output end of the upper and lower cylinders 76 through an I-shaped connecting piece 75, and the end of the first cantilever 71 close to the upper and lower cylinders 76 is connected to the secondary of the third linear motor 5.

[0040] like Figure 9 As shown, a plurality of through holes in a rectangular array are provided at the bottom of the film foam, and the through holes are connected to the vacuum pump through pipes; the plurality of through holes in a rectangular array are divided into different sections, the vacuum pump is connected to a main pipeline, and different sections are connected to the main pipeline through branch pipelines, the main pipeline is controlled by pressure, and the branch pipelines are controlled by solenoid valves, and the solenoid valves are opened and closed in sequence to realize segmented vacuum adsorption of the film on the membrane feeding module.

[0041] like Figure 10 As shown, the film feeding module is a flower film feeding module 9; the flower film feeding module 9 includes a placement table 91, a flower film silo 92 and a water pool 93 adjacent to the surface of the placement table 91, a film dehydration lifting cylinder 94 fixed to the side wall of the placement table 91, a Z-shaped suction plate 95 with one end in the water pool 93 and connected to the film dehydration lifting cylinder 94, and a film pressing plate 96 connected to one side of the placement table 91 through an L-shaped piece and having a height greater than the water pool 93; the flower film silo 92 is configured to include a film plate 921, a fixed column 922 and a movable column 923, with slide grooves provided at both ends of the film plate 921, the movable column 923 being slidably connected in the slide grooves, and the fixed column 922 being fixedly connected to the four sides of the film plate 921;

[0042] The diaphragm is placed in the flower film material bin 92. When the film is to be pasted, the first suction cup 74 is moved to the top of the flower film material bin 92 (film adsorption position) by the drive of the linear motor. The upper and lower cylinders 76 make the first suction cup 74 drop to adsorb the diaphragm, then rise and reset, and then the linear motor drives the first suction cup 74 to move to the top of the water pool 93 (film tearing position). The upper and lower cylinders 76 make the first suction cup 74 drop again to put the diaphragm on the suction plate 95 in the water pool 93. The surface of the suction plate 95 is provided with a vacuum hole, which is controlled by a vacuum pressure sensor and a solenoid valve. After the soaking is completed, the film dehydration lifting cylinder 94 drives the suction plate 95 to rise, and the upper and lower cylinders 76 also drive the first suction cup 74 to rise. The film tearing is completed at the film tearing position. After that, the linear motor drives the film-pasting foam to drop and adsorb the diaphragm in sections. The adsorbed diaphragm is pasted on the bottle body. When pasting the film, Figure 12 As shown, the film foam moves synchronously with the rotation of the bottle body.

[0043] Example 2

[0044] like Figure 6-8 As shown, the difference between this embodiment and the first embodiment is that the film suction / film sticking module is a letter film suction / film sticking module 8; the letter film suction / film sticking module 8 includes an L-shaped second cantilever 81, a concave foam mounting frame 82, film sticking foam, a film sticking rotating motor 83, a second suction cup 84, a connecting plate 85 and an upper and lower cylinder 86. One end of the second cantilever 81 is connected to the film sticking rotating motor 83 and the upper and lower cylinders 86 through the connecting plate 85, and the second suction cup 84 is connected to the bottom of the upper and lower cylinders 86. The output end of the film sticking rotating motor 83 is fixedly connected to a turntable 87, and the outer edge of the circumference of the turntable 87 is connected to an extension rod 88. The foam mounting frame 82 is connected to the extension rod 88, and the film sticking foam is clamped in the groove of the foam mounting frame 82. The end of the second cantilever 81 away from the upper and lower cylinders 86 is connected to the secondary of the third linear motor 5.

[0045] like Figure 11 As shown, the film feeding module is a letter film feeding module 10; the letter film feeding module 10 includes a placing table 1001, a letter film silo 1002 and a water pool 1003 adjacently connected to the surface of the placing table 1001, a membrane dehydration lifting cylinder 1004 fixedly connected to the side wall of the placing table 1001, and a suction plate 1005 with one end in a Z shape and one end connected to the membrane dehydration lifting cylinder 1004 in the water pool 1003; the letter film silo 1002 is configured to include a membrane plate 1006 and a limiting column 1007, the limiting column 1007 separates the membrane plate 1006 into a small-character film silo 1008 and a large-character film silo 1009, and the limiting column 1007 in the middle of the large-character film silo 1009 enclosed by the limiting column 1007 is slidably connected to the membrane plate 1006.

[0046] like Figure 13As shown, during the film application process, the difference between this embodiment and the first embodiment is that in this embodiment, the bottle body is kept stationary while applying the film, and the film foam moves along the axial curved surface of the bottle body driven by the motors.

[0047] The film laminating process of this curved ceramic bottle film laminating equipment:

[0048] (1) Bottle preheating treatment;

[0049] (2) The flower film / word film is pre-treated by soaking in water and tearing off the film;

[0050] (3) Transfer to the film laminating station by vacuum adsorption in sections;

[0051] (4) When the flower film is attached, the bottle rotates and the film foam moves synchronously; when the letter film is attached, the foam moves along the curved surface of the bottle;

[0052] (5) The film is pasted and AOI inspection is completed.

[0053] The above description is merely illustrative of certain exemplary embodiments of the present invention. It goes without saying that those skilled in the art will be able to modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and description are illustrative in nature and should not be construed as limiting the scope of protection of the claims.

Claims

1. A curved ceramic bottle film laminating device, comprising a device body (1), characterized in that: A mounting platform (2) is provided inside the device body (1), and first linear motors (3) are symmetrically provided on both sides of the upper surface of the mounting platform (2), the primary of the first linear motor (3) is fixedly connected to the mounting platform (2), the secondary of the first linear motor (3) is provided with a second linear motor (4), the primary of the second linear motor (4) is fixedly connected to the secondary of the first linear motor (3) on both sides, the secondary of the second linear motor (4) is provided with a third linear motor (5), the primary of the third linear motor (5) is fixedly connected to the secondary of the second linear motor (4), and the secondary of the third linear motor (5) is provided with a film suction / film sticking module; A bottle fixing assembly (6) is fixedly connected to the mounting platform (2) below the film suction / film sticking module, and a film feeding module is provided on one side of the bottle fixing assembly (6). The film suction / film sticking module adsorbs the film on the film feeding module by means of segmented vacuum adsorption.

2. The curved ceramic bottle film laminating device according to claim 1, characterized in that: The bottle body fixing assembly (6) comprises a base (61) fixedly mounted on the mounting platform (2), a vertical plate (62) fixedly connected to the top surfaces of both sides of the base (61), and a support plate (63) slidably connected to the upper surface of the base (61), a rotating motor (64) fixedly connected to the vertical plate (62) on one side, a telescopic cylinder (66) fixedly connected to the vertical plate (62) on the other side, the output end of the rotating motor (64) is connected to the clamping cylinder (65), the output end of the clamping cylinder (65) is connected to the pneumatic clamp, the output end of the telescopic cylinder (66) is rotatably connected to the mounting seat (67), the two side walls of the support plate (63) are fixedly connected to the telescopic cylinder (68), the output end of the telescopic cylinder (68) is connected to the base (61), and columns (69) are provided around the upper surface of the support plate (63), and the top of the column (69) is rotatably connected to a rolling wheel, and the rolling wheel is made of soft material.

3. The curved ceramic bottle film laminating device according to claim 2, characterized in that: The film absorbing / sticking module is a flower film absorbing / sticking module (7); The film suction / sticking module (7) includes an L-shaped first cantilever (71), a concave foam mounting frame (72), film sticking foam, a film sticking rotating motor (73), a first suction cup (74) and an upper and lower cylinder (76). The film sticking rotating motor (73) is fixedly connected to one end of the first cantilever (71), and the output end of the film sticking rotating motor (73) is fixedly connected to the foam mounting frame (72). The film sticking foam is clamped in the groove of the foam mounting frame (72). The upper and lower cylinders (76) are connected to the first cantilever (71) away from the film sticking rotating motor (73). The first suction cup (74) is connected to the output end of the upper and lower cylinders (76) through an I-shaped connecting piece (75). The end of the first cantilever (71) close to the upper and lower cylinders (76) is connected to the secondary of the third linear motor (5).

4. The curved ceramic bottle film laminating device according to claim 2, characterized in that: The film absorbing / sticking module is a letter film absorbing / sticking module (8); The film suction / film sticking module (8) includes an L-shaped second cantilever (81), a concave foam mounting frame (82), film sticking foam, a film sticking rotating motor (83), a second suction cup (84), a connecting plate (85) and an upper and lower cylinder (86). One end of the second cantilever (81) is connected to the film sticking rotating motor (83) and the upper and lower cylinder (86) through the connecting plate (85). The second suction cup (84) is connected below the upper and lower cylinder (86). The output end of the film sticking rotating motor (83) is fixedly connected to a turntable (87). The outer edge of the circumference of the turntable (87) is connected to an extension rod (88). The foam mounting frame (82) is connected to the extension rod (88). The film sticking foam is clamped in the groove of the foam mounting frame (82). The end of the second cantilever (81) away from the upper and lower cylinder (86) is connected to the secondary of the third linear motor (5).

5. The curved ceramic bottle film-applying device according to claim 3 or 4, characterized in that: A plurality of through holes in a rectangular array are provided on the bottom of the film foam, and the through holes are connected to the vacuum pump through pipelines.

6. The curved ceramic bottle film laminating device according to claim 3, characterized in that: The film feeding module is a flower film feeding module (9); The flower film feeding module (9) comprises a placing table (91), a flower film material bin (92) and a water pool (93) adjacently connected to the surface of the placing table (91), a film dehydration lifting cylinder (94) fixedly connected to the side wall of the placing table (91), a suction plate (95) with one end in a Z shape and connected to the film dehydration lifting cylinder (94) at the other end in the water pool (93), and a film pressing plate (96) connected to one side of the placing table (91) through an L-shaped piece and having a height greater than that of the water pool (93); The flower film silo (92) is configured to include a film plate (921), a fixed column (922) and a movable column (923), wherein a slide groove is provided at both ends of the film plate (921), the movable column (923) is slidably connected in the slide groove, and the fixed column (922) is fixedly connected around the film plate (921).

7. The curved ceramic bottle film laminating device according to claim 4, characterized in that: The film feeding module is a letter film feeding module (10); The letter film feeding module (10) comprises a second placing table (1001), a letter film material bin (1002) and a second water pool (1003) adjacently connected to the surface of the second placing table (1001), a second film dehydration lifting cylinder (1004) fixedly connected to the side wall of the second placing table (1001), and a second suction plate (1005) with one end in a Z shape and one end in the second water pool (1003) connected to the second film dehydration lifting cylinder (1004). The letter film silo (1002) is configured to include a second diaphragm plate (1006) and a limiting column (1007), wherein the limiting column (1007) separates the second diaphragm plate (1006) into a small-character diaphragm silo (1008) and a large-character diaphragm silo (1009), and the limiting column (1007) in the middle of the large-character diaphragm silo (1009) enclosed by the limiting columns (1007) is slidably connected to the second diaphragm plate (1006).

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