Trial coating device of coating die head

Abstract

The utility model discloses a coating die head trial coating device which comprises a base, a displayer is arranged on one side of the upper end of the base, a coating mechanism is arranged on one side of the upper end of the base, a first transmission roller is fixedly connected to one side of the coating mechanism, a feeding roller is fixedly connected to the upper end of the base, a heating mechanism is fixedly connected to the upper end of the base, and a second transmission roller is fixedly connected to the lower end of the base. And a heating roller is fixedly connected to one side of the upper end of the base. By arranging the coating mechanism, the equipment can realize a uniform coating effect, the coating quality is improved, and the coating process is more stable and accurate, so that the uniformity of a coating layer is ensured, and material waste and product defects caused by non-uniform coating are reduced; according to the coating equipment, the heating mechanism is arranged, so that the equipment can provide a constant-temperature environment so as to ensure that a coating material can keep an ideal temperature in the coating process, and the distance between the coating equipment and the coating material can be accurately adjusted through matched use of a screw rod and a fixing block, so that the heating requirements of different materials are met.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of coating die, specifically relates to a coating die test coating device. BACKGROUND

[0002] With the rapid development of the coating industry, the slit extrusion die is increasingly widely used. As a kind of precise wet coating technology, the working principle of slit extrusion coating is that the slurry is extruded and sprayed along the slit of the coating die under certain pressure and flow and is transferred to the substrate. Compared with other coating methods, it has many advantages, such as fast coating speed, high precision and uniform wet thickness. At present, the extrusion coating technology has been widely used in lithium battery, photovoltaic and other industries. Although the extrusion coating technology is relatively mature at present, there are still some problems to be optimized and improved. In order to improve the coating effect, the coating die will be debugged before starting coating.

[0003] According to the patent document: CN117920546A discloses a kind of coating die test coating device, it includes test coating groove body component and test coating drive roll component, the test coating drive roll component can be disassembled and set in test coating groove body component;The test coating groove body component includes test coating groove body, the front and rear ends of the test coating groove body are equipped with groove body side U plate, for setting test coating roll, the left and right sides of the test coating groove body are respectively equipped with nozzle mounting piece, left side nozzle mounting piece is equipped with a row of left fan-shaped nozzle, right side nozzle mounting piece is equipped with a row of right fan-shaped nozzle, the upper side of left fan-shaped nozzle is equipped with a row of first doctor blade.

[0004] At present, the test coating device of traditional coating die usually uses coating debugging mode, which is relatively complex in use, and needs to use slurry to empty the air in the die and then flow out, which wastes a lot of slurry and increases production cost. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of coating die test coating device to solve the problems of the coating debugging mode usually used by the test coating device of traditional coating die in the above background art, which is relatively complex in use, needs to use slurry to empty the air in the die and then flow out, which wastes a lot of slurry and increases production cost.

[0006] To achieve the above object, the utility model provides following technical scheme: including base, the upper end side of base is provided with display, the upper end side of base is provided with coating mechanism, the side of coating mechanism is fixedly connected with transmission roller no.

[0007] The coating mechanism comprises a support, the lower end of the support is fixedly connected with the upper end of the base, one side of the support is provided with an arm support, the front and rear ends of the arm support are provided with fixed grooves, the outer side of the fixed grooves is detachably connected with a fixed head, the lower end of the fixed head is fixedly connected with a rotating shaft, the lower end of the rotating shaft is fixedly connected with a coating die head, one side of the coating die head is communicated with a feeding hole.

[0008] Preferably, one side of the support is fixedly connected with one side of the arm support, and the front and rear ends of the arm support are both embeddedly connected with the fixed grooves.

[0009] Preferably, the arm support is in the shape of C or lateral U, two coating die heads are arranged on the arm support, and the coating die heads are arranged at an angle of 60 degrees.

[0010] Preferably, the lower end of the display is fixedly connected with the upper end of the base, and the lower end of the coating mechanism is fixedly connected with the upper end of the base.

[0011] Preferably, the heating mechanism comprises a screw rod, the lower end of the screw rod is fixedly connected with the upper end of the base, the outer wall of the screw rod is provided with a fixed block, the two ends of the fixed block are provided with adjusting nuts, the upper end of the screw rod is fixedly connected with a limiting block, the inner side of the fixed block is fixedly connected with a shell, one end of the shell is bolted with a filter screen, the inner wall top of the shell is fixedly connected with a fan, the inner wall bottom of the shell is fixedly connected with a heating wire, one end of the shell is provided with an air outlet, the inner wall of the air outlet is detachably connected with a breathable plate, the inner wall of the breathable plate is provided with a through hole.

[0012] Preferably, the outer wall of the screw rod is threadedly connected with the inner wall of the fixed block, and the upper and lower ends of the fixed block are movably connected with one end of the adjusting nut.

[0013] Preferably, the number of the shell is two and symmetrical to each other.

[0014] Compared with the prior art, the utility model has the beneficial effects that:

[0015] 1、The coating mechanism is arranged, so that the device can realize uniform coating effect, improve coating quality, make the coating process more stable and accurate, thereby ensuring the uniformity of the coating layer, reducing material waste and product defects caused by uneven coating, and the distance between the coating die and the coating material can be adjusted in position and angle through the arm frame, so that the coating effect of single-layer or multi-layer coating process under different coating angles can be analyzed, which not only helps to improve the stability and durability of the device, but also makes maintenance and replacement of parts more convenient and fast.

[0016] 2、The heating mechanism is arranged, so that the device can provide a constant temperature environment to ensure that the coating material can maintain the ideal temperature during the coating process, and the distance between the screw and the fixed block can be accurately adjusted, so as to meet the heating needs of different materials, the fan and the filter screen in the shell work together to ensure the air circulation and cleanliness of the heating area, the fan can promote air circulation and help heat distribution, and the filter screen can prevent dust and other impurities from entering the heating area and affecting the coating effect, the setting of the air permeable plate increases the ventilation effect, the setting of the through hole makes the air flow smoothly, and at the same time avoids excessive heat loss, ensures the temperature stability of the coating process, improves the working efficiency and coating quality of the coating die test coating device, and ensures the stable operation and convenient maintenance of the device. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0018] Figure 2 It is a coating mechanism structure schematic view of the utility model;

[0019] Figure 3 It is a heating mechanism structure schematic view of the utility model;

[0020] Figure 4 It is a three-dimensional side view partial structure schematic view of the utility model.

[0021] In the drawing: 1, base; 2, display; 3, coating mechanism; 4, transmission roller one; 5, feeding roller; 6, heating mechanism; 7, heating roller; 8, positioning roller; 9, thickness gauge; 10, transmission roller two; 11, limiting roller; 12, cutting assembly; 31, support; 32, arm frame; 33, fixed groove; 34, fixed head; 35, rotating shaft; 36, coating die; 37, feeding hole; 61, screw; 62, fixed block; 63, adjusting nut; 64, limiting block; 65, shell; 66, filter screen; 67, fan; 68, heating wire; 69, air outlet; 610, air permeable plate; 611, through hole. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0023] Please refer to Figure 1 、 Figure 2 and Figure 4 The utility model provides a kind of technical solutions: a coating die test coating device, including base 1, the upper end side of base 1 is provided with display 2, the upper end side of base 1 is provided with coating mechanism 3, the side of coating mechanism 3 is fixedly connected with transmission roller one 4, the upper end of base 1 is fixedly connected with feeding roller 5, the upper end of base 1 is fixedly connected with heating mechanism 6, the upper end side of base 1 is fixedly connected with heating roller 7, the side of heating roller 7 is fixedly connected with positioning roller 8, the upper end of positioning roller 8 is fixedly connected with thickness gauge 9, the other side of the upper end of base 1 is fixedly connected with transmission roller two 10, the side of transmission roller two 10 is fixedly connected with limiting roller 11, the upper end side of base 1 is fixedly connected with cutting assembly 12, coating mechanism 3 includes support 31, the lower end of support 31 is fixedly connected with the upper end side of base 1, the side of support 31 is provided with armrest 32, the front and rear ends of armrest 32 are provided with fixed groove 33, the outside of fixed groove 33 is detachably connected with fixed head 34, the lower end of fixed head 34 is fixedly connected with rotating shaft 35, the lower end of rotating shaft 35 is fixedly connected with coating die 36, the side of coating die 36 is communicated with feed hole 37, the side of support 31 is fixedly connected with the side of armrest 32, the front and rear ends of armrest 32 are all embeddedly connected with fixed groove 33, armrest 32 is C or lateral lying U shape, two coating dies 36 are arranged on armrest 32, and the angle between coating dies 36 is sixty degrees, the lower end of display 2 is fixedly connected with the upper end side of base 1, and the lower end of coating mechanism 3 is fixedly connected with the upper end side of base 1.

[0024] The coating die 36 is connected with the fixed head 34 under the action of the rotating shaft 35, ensuring the stability and accuracy of the coating die 36. The feed holes 37 on the coating die 36 are provided for introducing the coating material, ensuring that the coating material can be uniformly coated on the material to be treated. The shape and size of the coating die 36 are customized according to different coating requirements to adapt to different materials and coating effects. The connection mode of the coating die 36 with the arm support 32 adopts a detachable setting, so that the coating die 36 can be easily replaced according to the actual use condition. The C-shaped or lateral U-shaped setting of the arm support 32 not only increases the flexibility of the coating die 36, but also can form a specific angle between the coating dies 36 to adapt to materials of different widths, so that the coating die test coating device can process materials of various sizes and shapes. The setting of the heating mechanism 6 and the heating roller 7 is to heat the material during the coating process to improve the adhesion and drying speed of the coating material. The cooperation of the heating roller 7 and the positioning roller 8 ensures the stability and accuracy of the material during the coating process. The heating roller 7 is made of ceramic material. The thickness gauge 9 is provided for real-time monitoring of the thickness of the coating layer to ensure the consistency of the coating quality. The setting of the feeding roller 5 and the transmission roller is used to smoothly feed the material to be coated into the coating area and output the material after the coating is completed. The cooperation of the transmission roller one 4 and the transmission roller two 10 ensures the continuity and stability of the material during the coating process. The setting of the limiting roller 11 is used to limit the position of the material during the coating process to prevent the material from deviating during the coating process. The setting of the cutting assembly 12 is used to accurately cut the material after the coating is completed to meet the requirements of different sizes and shapes. The arm support 32 is provided with a fixed groove 33. The setting of the fixed groove 33 facilitates the adjustment of the position of the fixed head 34. The fixed head 34 is threadedly fixed with the arm support 32 through the fixed groove 33. The coating die 36 can rotate around the rotating shaft 35. The display 2 is provided on the base 1 and is electrically connected with the coating mechanism 3, the heating mechanism 6, the heating roller 7, the feeding roller 5, the transmission roller one 4, the thickness gauge 9, the transmission roller two 10 and the cutting assembly 12. Two coating dies 36 can realize double-layer coating of two different properties or different types of high-viscosity slurry at the same time. The slurry is coated in segments according to the predetermined position, angle, coating amount and blank length in the coating die 36. The coated pole piece is sent to the heating mechanism 6 for drying. The drying temperature is set according to the coating speed and coating thickness. The heating roller 7 can further perform bottom surface contact drying. The dried pole piece is detected by the thickness gauge 9. Multiple points are measured at one axis position. The image result is recorded, analyzed and displayed through the display 2, increasing the observability and direct visibility of the coating die test coating.

[0025] Please refer to Figure 1 、 Figure 3 , and Figure 4The heating mechanism 6 comprises a screw rod 61, the lower end of the screw rod 61 is fixedly connected with the upper end of the base 1, the outer wall of the screw rod 61 is provided with a fixed block 62, the two ends of the fixed block 62 are provided with adjusting nuts 63, the upper end of the screw rod 61 is fixedly connected with a limiting block 64, the inner side of the fixed block 62 is fixedly connected with a shell 65, one end of the shell 65 is bolted with a filter screen 66, the inner wall top of the shell 65 is fixedly connected with a fan 67, the inner wall bottom of the shell 65 is fixedly connected with a heating wire 68, one end of the shell 65 is provided with an air outlet 69, the inner wall of the air outlet 69 is detachably connected with a breathable plate 610, the inner wall of the breathable plate 610 is provided with a through hole 611 in penetration, the outer wall of the screw rod 61 is threadedly connected with the inner wall of the fixed block 62, the upper and lower ends of the fixed block 62 are movably connected with one end of the adjusting nut 63, and the number of the shell 65 is two and symmetrical to each other.

[0026] In the coating die test coating device, the setting of the heating mechanism 6 is to ensure that the coating material reaches the ideal temperature in the coating process, thereby ensuring the coating quality, the screw rod 61 as the core component of the heating mechanism 6, the lower end of the screw rod 61 is fixedly connected with the upper end of the base 1, which ensures the stability of the heating mechanism 6, the fixed block 62 on the outer wall of the screw rod 61 not only plays a fixing role, but also adjusts the distance between the coating material through the adjusting nuts 63 arranged at both ends to realize the drying degree of different temperatures, and the limiting block 64 fixedly connected with the upper end of the screw rod 61 is used for limiting the movement range of the fixed block 62 to ensure the normal operation of the heating mechanism 6, one end of the shell 65 is bolted with the filter screen 66 to ensure that impurities are not brought into the shell 65 during the heating process, thereby affecting the coating quality, the fan 67 fixedly connected with the inner wall top of the shell 65 is used for promoting the uniform distribution of heat, and the heating wire 68 fixedly connected with the inner wall bottom of the shell 65 directly provides a heat source, one end of the two shells 65 close to each other is provided with the air outlet 69, through the detachable connection of the breathable plate 610 and the setting of the through hole 611, the heating effect is further optimized, which is helpful for heat dissipation and air circulation, in addition, the outer wall of the screw rod 61 is threadedly connected with the inner wall of the fixed block 62, which not only enhances the strength of the structure, but also facilitates the disassembly and maintenance of the heating mechanism 6, the upper and lower ends of the fixed block 62 are movably connected with one end of the adjusting nut 63, so that the adjustment of the heating temperature is more flexible and convenient, and the number of the shell 65 is two and symmetrical to each other, which can ensure the uniformity of the top and bottom heating, and avoid the coating quality problem caused by uneven heating.

[0027] Working principle: first through coating die head 36 under the action of rotating shaft 35, with fixed head 34 connection, to ensure the stability and accuracy of coating die head 36, coating die head 36 on the setting of feeding hole 37 for the introduction of coating, ensure that the coating can be evenly coated on the material to be treated, the shape and size of coating die head 36 are customized according to different coating requirements to adapt to different materials and coating effect requirements, the connection mode of coating die head 36 and arm support 32 adopts detachable setting, so that the coating die head 36 can be easily replaced according to the actual use, the C-shaped or lateral lying U-shaped setting of arm support 32 not only increases the flexibility of coating die head 36, but also can realize the formation of specific angle between coating die head 36, so as to adapt to different width of material, so that the coating die head test coating device can process a variety of different size and shape of material, the setting of heating mechanism 6 and heating roller 7 is to heat the material during coating process, in order to improve the adhesion and drying speed of coating, the cooperation of heating roller 7 and positioning roller 8 ensures the stability and accuracy of material during coating process, heating roller 7 adopts ceramic material, the setting of thickness gauge 9 is used to monitor the thickness of coating layer in real time, to ensure the consistency of coating quality, the setting of feeding roller 5 and transmission roller is used to send the material to be coated into the coating area smoothly, and output the material after coating is completed, the cooperation of transmission roller one 4 and transmission roller two 10 ensures the continuity and stability of material during coating process, the setting of limiting roller 11 is used to limit the position of material during coating process, to prevent the material from deviating during coating process, the setting of cutting assembly 12 is used to accurately cut the material after coating is completed, to meet the requirements of different size and shape, the arm support 32 is provided with fixed groove 33, the setting of fixed groove 33 facilitates the adjustment of the position of fixed head 34, the fixed head 34 is fixed with the arm support 32 through the fixed groove 33, the coating die head 36 can rotate around the rotating shaft 35, the display 2 is provided on the base 1, the display 2 is electrically connected with coating mechanism 3, heating mechanism 6, heating roller 7, feeding roller 5, transmission roller one 4, thickness gauge 9, transmission roller two 10 and cutting assembly 12 respectively, two coating die heads 36 can realize double layer coating of two different properties or different types of high viscosity slurry at the same time, the slurry is coated in segments according to the predetermined position, angle, coating amount and blank length in the coating die head 36, the coated pole piece is sent to the heating mechanism 6 for drying, the drying temperature is set according to the coating speed and coating thickness, the heating roller 7 can further perform bottom contact drying, the dried pole piece is detected by the thickness gauge 9, multiple points are measured at one axis position, the image result is recorded, analyzed and displayed through the display 2, which increases the observability and direct visibility of coating die head test coating;

[0028] Then through in the coating die test coating device, the setting of heating mechanism 6 is to ensure that the coating material reaches the ideal temperature in the coating process, so as to ensure the coating quality, the screw rod 61 as the core component of the heating mechanism 6, the lower end is fixedly connected with the upper end of the base 1, ensures the stability of the heating mechanism 6, the fixed block 62 on the outer wall of the screw rod 61 not only plays a fixed role, but also adjusts the distance between the coating material through the adjusting nut 63 arranged at both ends, realizes the drying degree of different temperature, the limiting block 64 fixedly connected on the upper end of the screw rod 61 is used to limit the movement range of the fixed block 62, guarantees the normal operation of the heating mechanism 6, the shell 65 is hinged with the filter screen 66 at one end, ensures that impurities are not brought into the shell 65 during the heating process, affects the coating quality, the fan 67 fixedly connected on the inner wall top of the shell 65 is used to promote the uniform distribution of heat, and the heating wire 68 fixedly connected on the inner wall bottom directly provides heat source, the air outlet 69 is arranged at one end of the two shells 65 close to each other, through the setting of the breathable plate 610 and the through hole 611, the heating effect is further optimized, which is helpful for heat dissipation and air circulation, in addition, the outer wall of the screw rod 61 and the inner wall of the fixed block 62 are connected through threads, which not only enhances the strength of the structure, but also facilitates the disassembly and maintenance of the heating mechanism 6, the upper and lower ends of the fixed block 62 are movably connected with one end of the adjusting nut 63, so that the heating temperature adjustment is more flexible and convenient, the number of the shell 65 is two and symmetrical, which can ensure the uniformity of the top and bottom heating, avoid the coating quality problem caused by uneven heating, the above is the working process of the whole device, and the contents not described in detail in the specification all belong to the prior art known to those skilled in the art.

[0029] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A coating die test coating apparatus comprising a base (1) characterised in that: The upper end of the base (1) is provided with a display (2), the upper end of the base (1) is provided with a coating mechanism (3), one side of the coating mechanism (3) is fixedly connected with a transmission roller one (4), the upper end of the base (1) is fixedly connected with a feeding roller (5), the upper end of the base (1) is fixedly connected with a heating mechanism (6), one side of the upper end of the base (1) is fixedly connected with a heating roller (7), one side of the heating roller (7) is fixedly connected with a positioning roller (8), the upper end of the positioning roller (8) is fixedly connected with a thickness gauge (9), the other side of the upper end of the base (1) is fixedly connected with a transmission roller two (10), one side of the transmission roller two (10) is fixedly connected with a limiting roller (11), one side of the upper end of the base (1) is fixedly connected with a cutting assembly (12); The coating mechanism (3) comprises a support (31), the lower end of the support (31) is fixedly connected with one side of the upper end of the base (1), one side of the support (31) is provided with an armrest (32), the front and rear ends of the armrest (32) are provided with fixed grooves (33), the outer side of the fixed groove (33) is detachably connected with a fixed head (34), the lower end of the fixed head (34) is fixedly connected with a rotating shaft (35), the lower end of the rotating shaft (35) is fixedly connected with a coating die (36), one side of the coating die (36) is communicated with a feeding hole (37).

2. A coating die proofing apparatus according to claim 1, wherein: One side of the support (31) is fixedly connected with one side of the armrest (32), and the front and rear ends of the armrest (32) are both embeddedly connected with the fixed grooves (33).

3. A coating die proofing apparatus as defined in claim 2, wherein: The armrest (32) is C or lateral U-shaped, two coating dies (36) are arranged on the armrest (32), and the coating dies (36) are arranged at an angle of sixty degrees.

4. A coating die proofing apparatus as defined in claim 1, wherein: The lower end of the display (2) is fixedly connected with one side of the upper end of the base (1), and the lower end of the coating mechanism (3) is fixedly connected with one side of the upper end of the base (1).

5. A coating die proofing apparatus as defined in claim 1, wherein: The heating mechanism (6) comprises a screw rod (61), the lower end of the screw rod (61) is fixedly connected with the upper end of the base (1), the outer wall of the screw rod (61) is provided with a fixed block (62), the two ends of the fixed block (62) are provided with adjusting nuts (63), the upper end of the screw rod (61) is fixedly connected with a limiting block (64), the inner side of the fixed block (62) is fixedly connected with a shell (65), one end of the shell (65) is hingedly connected with a filter screen (66), the inner wall top of the shell (65) is fixedly connected with a fan (67), the inner wall bottom of the shell (65) is fixedly connected with a heating wire (68), one end of the shell (65) is provided with an air outlet (69), the inner wall of the air outlet (69) is detachably connected with a breathable plate (610), and the inner wall of the breathable plate (610) is throughly provided with a through hole (611).

6. A coating die proofing apparatus as defined in claim 5, wherein: The outer wall of the screw rod (61) is threadedly connected with the inner wall of the fixed block (62), and the upper and lower ends of the fixed block (62) are movably connected with one end of the adjusting nut (63).

7. A coating die proofing apparatus as defined in claim 5, wherein: The number of the shell (65) is two and symmetrical.

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