Coating material discharging conveying device

Abstract

The present invention provides a coating material discharging and conveying device, comprising a frame, on which a first roller and a second roller are rotatably provided, and a coating space is formed at intervals; a lower hopper is enclosed with the first roller to form a feeding space for coating material to be placed; and an adjusting mechanism is used to scrape the coating brought out of the coating space by the first roller through a scraping part. The coating material discharging and conveying device provided by the present invention is provided with a frame, and a coating space for a substrate to pass through is formed by the first roller and the second roller rotatably provided on the frame; a lower hopper is provided, and a feeding space is enclosed with the first roller to form a feeding space for coating material to be placed, and materials are put into the feeding space, and when driven by the first roller, the materials leave the feeding space with the first roller; an adjusting mechanism is provided, and the coating brought out of the coating space by the first roller is scraped through the scraping part, so that the thickness of the coating that passes through the scraping part and enters the coating space is uniform.

Description

Technical Field

[0001] The invention belongs to the technical field of material discharging, and in particular relates to a coating material discharging and conveying device. Background Art

[0002] Coating materials are solid continuous films obtained by coating materials on the surface of substrates, and are mainly used on substrates such as metals, fabrics, and plastics.

[0003] In the prior art, when coating the surface of a roll substrate, a roller coating process is usually used. Roller coating is a method of uniformly coating the coating on the roll substrate using a roller. A suitable roller is selected according to the required coating thickness and coverage width. However, in the actual production process, the coating applied on the substrate may be uneven, that is, the coating thickness on the left and right sides or the front and back of the substrate is different, which is poor in practicality. Summary of the invention

[0004] The embodiment of the present invention provides a coating material discharging and conveying device, which aims to solve the problems of poor adaptability and poor practicality of existing roller coating equipment during operation.

[0005] To achieve the above object, the technical solution adopted by the present invention is: to provide a coating material discharging and conveying device, comprising:

[0006] A frame is rotatably provided with a first roller and a second roller, the first roller and the second roller are arranged in parallel and spaced apart, and a coating space for the substrate to pass through is formed between the first roller and the second roller;

[0007] A lower hopper is arranged on the frame and corresponds to the first roller, and the lower hopper and the first roller are enclosed to form a feeding space for placing the coating material;

[0008] The adjusting mechanism has a scraping portion corresponding to the top of the first roller, and the adjusting mechanism is used to scrape the paint brought out of the coating space by the first roller through the scraping portion to make the thickness of the paint passing through the scraping portion and entering the coating space uniform.

[0009] In a possible implementation, the first roller is located above the second roller, and a projection length of a wheelbase between the first roller and the second roller in a vertical direction is smaller than a sum of radii of the first roller and the second roller.

[0010] In a possible implementation, both the first roller and the second roller are poweredly connected to a driver.

[0011] In a possible implementation, the axis of the first roller is set as a first direction;

[0012] The regulating mechanism comprises:

[0013] There are two rotating arms, the two rotating arms are spaced apart at two sides of the roll substrate along the first direction, each rotating arm is rotatably arranged on the frame, and both ends of each rotating arm extend outward;

[0014] An adjusting structure is arranged at one end of the two rotating arms, the scraping part is located on the adjusting structure, and the scraping part abuts against the first roller to control the thickness of the material brought out by the first roller;

[0015] There are two telescopic structures, and the two telescopic structures are arranged in one-to-one correspondence with the two rotating arms. One end of each telescopic structure is hinged on the frame, and the other end of each telescopic structure is hinged on the other end of the corresponding rotating arm, so as to drive the corresponding rotating arm to pitch and rotate.

[0016] In a possible implementation, the adjustment structure includes:

[0017] A connecting frame is provided at two ends, the two connecting frames are respectively located at one end corresponding to the two rotating arms, and each connecting frame is slidably connected to the corresponding rotating arm;

[0018] A scraper roller, both ends of which are rotatably arranged on the two connecting frames, the scraper roller can abut against the first roller, the scraper roller and the first roller form a discharge channel for discharging the coating material in the lower hopper, and the scraper roller is the scraping part;

[0019] An adjustment unit is provided at two ends, the two adjustment units are respectively located on the two rotating arms and at the two ends of the scraper roller, and each adjustment unit is used to drive the corresponding connecting frame to slide on the corresponding rotating arm;

[0020] Wherein, each of the rotating arms is provided with a slide rail for the corresponding connecting frame to slide.

[0021] In a possible implementation, each of the adjustment units includes:

[0022] A cam is arranged on the corresponding rotating arm and abuts against the corresponding connecting frame, and is used to make the connecting frame slide on the connecting frame as the cam rotates;

[0023] A driving unit is used to drive the cam to rotate.

[0024] In a possible implementation, the lower hopper includes:

[0025] A fixing plate, fixed on the frame, and the fixing plate is tilted;

[0026] There are two adjustment plates, which are spaced apart along the axis direction of the first roller, and each adjustment plate is slidably arranged on the fixed plate along the axis direction of the first roller.

[0027] In a possible implementation, the coating material discharging and conveying device further includes a detection mechanism, and the detection mechanism includes:

[0028] A fixed frame, fixed on the frame;

[0029] There are multiple detection units, and the multiple detection units are arranged on the fixed frame at intervals along the axial direction of the first roller. Each detection unit is used to detect the thickness of the coating material at a corresponding position in the coating space.

[0030] In one possible implementation, the coating material discharge and conveying device also includes a matching controller, which is electrically connected to the detection mechanism and the adjustment mechanism, and is used to adjust the thickness of the coating material conveyed to the coating space through the adjustment mechanism when the detection mechanism detects that the thickness of the coating material at the corresponding position in the coating space changes.

[0031] In this implementation, compared with the prior art, a frame is provided, and a coating space for a substrate to pass through is formed by a first roller and a second roller rotatably provided on the frame; a lower hopper is provided, and can be enclosed with the first roller to form a feeding space for placing coating materials, and materials are put into the feeding space, and the materials leave the feeding space along with the first roller when driven by the first roller; an adjusting mechanism is provided, and the coating brought out of the coating space by the first roller can be scraped by the scraping part, so that the thickness of the coating passing through the scraping part and entering the coating space is uniform, and the practicality is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] Figure 1 A schematic diagram of the structure of a coating material discharging and conveying device provided in an embodiment of the present invention;

[0033] Figure 2 for Figure 1 An enlarged structural schematic diagram of the coating material discharging and conveying device provided at position A;

[0034] Figure 3 A schematic diagram of the connection structure of the coating material discharging and conveying device adjustment structure provided in an embodiment of the present invention;

[0035] Figure 4 A schematic side view of the structure of a coating material discharging and conveying device provided in an embodiment of the present invention;

[0036] Description of reference numerals:

[0037] 10. Frame; 11. First roller; 12. Second roller; 20. Lower hopper; 21. Fixed plate; 22. Adjustment plate; 30. Adjustment mechanism; 31. Rotating arm; 32. Adjustment structure; 321. Connecting frame; 322. Scraper roller; 323. Adjustment unit; 3231. Cam; 3232. Drive unit; 33. Telescopic structure; 40. Detection mechanism; 41. Fixed frame; 42. Detection unit. DETAILED DESCRIPTION

[0038] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0039] Please also read Figures 1 to 4 , the coating material discharging and conveying device provided by the present invention is now described. The coating material discharging and conveying device includes a frame 10, a lower hopper 20 and an adjusting mechanism 30. The frame 10 is rotatably provided with a first roller 11 and a second roller 12, and the first roller 11 and the second roller 12 are arranged in parallel and spaced apart, and a coating space for the substrate to pass through is formed between the first roller 11 and the second roller 12. The lower hopper 20 is arranged on the frame 10 and corresponds to the first roller 11. The lower hopper 20 and the first roller 11 are enclosed to form a feeding space for the coating material to be placed. The adjusting mechanism 30 has a scraping portion corresponding to the top of the first roller 11, and the adjusting mechanism 30 is used to scrape the coating brought out of the coating space by the first roller 11 through the scraping portion, so that the thickness of the coating that passes through the scraping portion and enters the coating space is uniform.

[0040] Compared with the prior art, the coating material discharging and conveying device provided in this embodiment is provided with a frame 10, and a coating space for the substrate to pass through can be formed by a first roller 11 and a second roller 12 rotatably arranged on the frame 10. A lower hopper 20 is provided, which can be enclosed with the first roller 11 to form a feeding space for the coating material to be placed. By putting the material into the feeding space, the material leaves the feeding space with the first roller 11 when driven by the first roller 11. An adjustment mechanism 30 is provided, and the coating brought out of the coating space by the first roller 11 can be scraped by a scraping part, so that the coating thickness passing through the scraping part and entering the coating space is uniform, and the practicality is good.

[0041] In some embodiments, the first roller 11 may be Figure 1 , Figure 4 See the structure shown. Figure 1 , Figure 4The first roller 11 is located above the second roller 12 , and the projection length of the wheelbase between the first roller 11 and the second roller 12 in the vertical direction is less than the sum of the radii of the first roller 11 and the second roller 12 .

[0042] The projection length of the wheelbase of the first roller 11 and the second roller 12 in the vertical direction is smaller than the sum of the radii of the first roller 11 and the second roller 12 . It can be understood that the first roller 11 and the second roller 12 are parallel and inclined, and the first roller 11 is located above the second roller 12 .

[0043] In some embodiments, the first roller 11 may be Figure 1 See the structure shown. Figure 1 The first roller 11 and the second roller 12 are both poweredly connected to a driver.

[0044] The driver may be a drive motor, which is a device that converts electrical energy into mechanical energy and is widely used in new energy vehicles, industrial automation, household appliances and other fields. The drive motor is an existing technology and will not be elaborated here.

[0045] In some embodiments, the adjustment mechanism 30 may be implemented as follows: Figure 1 , Figure 4 See the structure shown. Figure 1 , Figure 4 , set the axis of the first roller 11 to be the first direction.

[0046] The adjustment mechanism 30 includes: a rotating arm 31, an adjustment structure 32 and a telescopic structure 33. There are two rotating arms 31, which are arranged at intervals on both sides of the roll substrate along the first direction. Each rotating arm 31 is rotatably arranged on the frame 10, and both ends of each rotating arm 31 extend outward. The adjustment structure 32 is arranged at one end of the two rotating arms 31, and the scraping part is located on the adjustment structure 32. The scraping part abuts against the first roller 11 to control the thickness of the material brought out by the first roller 11. There are two telescopic structures 33, which are arranged one by one with the two rotating arms 31. One end of each telescopic structure 33 is hinged on the frame 10, and the other end of each telescopic structure 33 is hinged on the other end of the corresponding rotating arm 31 to drive the corresponding rotating arm 31 to pitch and rotate.

[0047] The rotating arm 31 can ensure that the adjustment structure 32 moves along a fixed track under the drive of the corresponding telescopic structure 33. The adjustment structure 32 can be set on one end of the two rotating arms 31, and can abut on the first roller 11 through the scraping part to control the thickness of the material brought out of the first roller 11. The telescopic structure 33 can drive the corresponding rotating arm 31 to pitch and rotate.

[0048] It should be noted that the telescopic structure 33 can be a hydraulic cylinder. The hydraulic cylinder is a device that converts hydraulic energy into mechanical energy and is mainly responsible for performing linear reciprocating motion or swinging motion. The hydraulic cylinder is a prior art and will not be described in detail here.

[0049] In some embodiments, the adjustment structure 32 may be implemented as follows: Figure 2 , Figure 3 See the structure shown. Figure 2 , Figure 3 The adjustment structure 32 includes: a connecting frame 321, a scraper roller 322 and an adjustment unit 323. The connecting frame 321 is provided at two, and the two connecting frames 321 are respectively located at one end corresponding to the two rotating arms 31, and each connecting frame 321 is slidably connected to the corresponding rotating arm 31. The scraper roller 322 is rotatably provided at both ends of the scraper roller 322 on the two connecting frames 321, and the scraper roller 322 can abut against the first roller 11. The scraper roller 322 and the first roller 11 form a discharge channel for discharging the coating material in the lower hopper 20, and the scraper roller 322 is a scraping part. The adjustment unit 323 is provided at two, and the two adjustment units 323 are respectively located on the two rotating arms 31 and at both ends of the scraper roller 322, and each adjustment unit 323 is used to drive the corresponding connecting frame 321 to slide on the corresponding rotating arm 31.

[0050] Each rotating arm 31 is provided with a slide rail for the corresponding connecting frame 321 to slide.

[0051] The two connecting frames 321 can be slidably disposed at the corresponding ends of the two rotating arms 31. The two ends of the scraper roller 322 can be rotatably disposed on the two connecting frames 321, and the distance between the scraper roller 322 and the first roller 11 can be adjusted by two adjusting units 323. The two adjusting units 323 can adjust the inclination of the scraper roller 322 to make the coating material discharged from the discharge channel flat and uniform.

[0052] In some embodiments, the adjustment unit 323 may be implemented as follows: Figure 2 , Figure 3 See the structure shown. Figure 2 , Figure 3 Each adjusting unit 323 includes: a cam 3231 and a driving unit 3232. The cam 3231 is arranged on the corresponding rotating arm 31 and abuts against the corresponding connecting frame 321, so as to make the connecting frame 321 slide on the connecting frame 321 as the cam 3231 rotates. The driving unit 3232 is used to drive the cam 3231 to rotate.

[0053] As a specific implementation of this embodiment, the driving unit 3232 may be a driven wheel driven by a motor to be connected to a driven wheel on the cam 3231 through a belt transmission, thereby driving the cam 3231 to rotate.

[0054] It should be noted that the driving unit 3232 can be a servo motor. The servo motor is an electric motor used to accurately control the operation of mechanical components. The servo motor is a prior art and will not be described in detail here.

[0055] In some embodiments, the lower hopper 20 may be configured as follows: Figure 1 , Figure 4 See the structure shown. Figure 1 , Figure 4 The lower hopper 20 includes a fixed plate 21 and an adjusting plate 22. The fixed plate 21 is fixed on the frame 10 and is tilted. Two adjusting plates 22 are provided, and the two adjusting plates 22 are spaced apart along the axis direction of the first roller 11. Each adjusting plate 22 is slidably arranged on the fixed plate 21 along the axis direction of the first roller 11.

[0056] In some embodiments, the coating material discharging and conveying device can be used as follows: Figure 1 , Figure 4 See the structure shown. Figure 1 , Figure 4 The coating material discharging and conveying device further includes a detection mechanism 40, which includes: a fixed frame 41 and a detection unit 42. The fixed frame 41 is fixed on the frame 10. A plurality of detection units 42 are provided, and the plurality of detection units 42 are arranged on the fixed frame 41 at intervals along the axis direction of the first roller 11, and each detection unit 42 is used to detect the thickness of the coating material at a corresponding position in the coating space.

[0057] The detection unit 42 can detect the thickness of the coating material at a corresponding position in the coating space.

[0058] In some embodiments, the coating material discharging and conveying device can be used as follows: Figure 1 , Figure 4 See the structure shown. Figure 1 , Figure 4 The coating material discharging and conveying device also includes a matching controller, which is electrically connected to the detection mechanism 40 and the adjustment mechanism 30, and is used to adjust the thickness of the coating material delivered to the coating space through the adjustment mechanism 30 when the detection mechanism 40 detects that the thickness of the coating material at the corresponding position in the coating space changes.

[0059] The supporting controller can adjust the thickness of the coating material delivered to the coating space through the adjustment mechanism 30 when the detection mechanism 40 detects that the thickness of the coating material at the corresponding position in the coating space changes.

[0060] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. The coating material discharging and conveying device is characterized in that: include: A frame is rotatably provided with a first roller and a second roller, the first roller and the second roller are arranged in parallel and spaced apart, and a coating space for the substrate to pass through is formed between the first roller and the second roller; A lower hopper is arranged on the frame and corresponds to the first roller, and the lower hopper and the first roller are enclosed to form a feeding space for placing the coating material; an adjusting mechanism, comprising a scraping portion corresponding to the top of the first roller, the adjusting mechanism being used to scrape the coating brought out of the feeding space by the first roller through the scraping portion so as to make the coating thickness passing through the scraping portion and entering the coating space uniform; Setting the axis of the first roller to be in a first direction; The regulating mechanism comprises: There are two rotating arms, the two rotating arms are spaced apart at two sides of the roll substrate along the first direction, each rotating arm is rotatably arranged on the frame, and both ends of each rotating arm extend outward; An adjusting structure is arranged at one end of the two rotating arms, the scraping part is located on the adjusting structure, and the scraping part abuts against the first roller to control the thickness of the material brought out by the first roller; There are two telescopic structures, the two telescopic structures are arranged in one-to-one correspondence with the two rotating arms, one end of each telescopic structure is hinged on the frame, and the other end of each telescopic structure is hinged on the other end of the corresponding rotating arm, so as to drive the corresponding rotating arm to pitch and rotate; The regulatory structure comprises: There are two connecting frames, the two connecting frames are respectively located at one end corresponding to the two rotating arms, and each connecting frame is slidably connected to the corresponding rotating arm; A scraper roller, both ends of which are rotatably arranged on the two connecting frames, the scraper roller can abut against the first roller, the scraper roller and the first roller form a discharge channel for discharging the coating material in the lower hopper, and the scraper roller is the scraping part; There are two adjustment units, the two adjustment units are respectively located on the two rotating arms and at both ends of the scraper roller, each adjustment unit is used to drive the corresponding connecting frame to slide on the corresponding rotating arm, and the two adjustment units can adjust the inclination of the scraper roller; Wherein, each of the rotating arms is provided with a slide rail for the corresponding connecting frame to slide; Each of the adjustment units comprises: A cam is arranged on the corresponding rotating arm and abuts against the corresponding connecting frame, and is used to make the connecting frame slide on the connecting frame as the cam rotates; A driving unit is used to drive the cam to rotate.

2. The coating material discharging and conveying device according to claim 1, characterized in that: The first roller is located above the second roller, and a projection length of a wheelbase between the first roller and the second roller in a vertical direction is smaller than a sum of radii of the first roller and the second roller.

3. The coating material discharging and conveying device according to claim 1, characterized in that: The first roller and the second roller are both dynamically connected to a driver.

4. The coating material discharging and conveying device according to claim 1, characterized in that: The lower hopper comprises: A fixing plate, fixed on the frame, and the fixing plate is tilted; There are two adjustment plates, which are spaced apart along the axis direction of the first roller, and each adjustment plate is slidably arranged on the fixed plate along the axis direction of the first roller.

5. The coating material discharging and conveying device according to claim 1, characterized in that: The coating material discharging and conveying device further comprises a detection mechanism, which comprises: A fixed frame, fixed on the frame; There are multiple detection units, and the multiple detection units are arranged on the fixed frame at intervals along the axial direction of the first roller. Each detection unit is used to detect the thickness of the coating material at a corresponding position in the coating space.

6. The coating material discharging and conveying device according to claim 5, characterized in that: The coating material discharge and conveying device also includes a matching controller, which is electrically connected to the detection mechanism and the adjustment mechanism, and is used to adjust the thickness of the coating material conveyed to the coating space through the adjustment mechanism when the detection mechanism detects that the thickness of the coating material at the corresponding position in the coating space changes.

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