Horizontal sand mill capable of preventing inner wall residues

Abstract

The utility model relates to the technical field of paint production, in particular to a horizontal sand mill capable of preventing inner wall residues, which comprises a processing mechanism for sanding paint and a cleaning mechanism for cleaning residual paint on the inner wall of a sanding cylinder, and the cleaning mechanism is mounted on the processing mechanism. Through the arrangement of the cleaning mechanism, part of paint is attached to the inner wall of the sanding cylinder after discharging is finished, a second motor is started and drives a gear to rotate anticlockwise through a second rotating shaft, and the anticlockwise rotating gear drives a movable seat to move leftwards along a guide seat under the action of a rack; the movable seat drives a scraping ring to move leftwards through a connecting rod, the scraping ring moving leftwards cleans paint attached to the inner wall of the sanding cylinder, the cleaned paint is discharged through a discharging pipe, and when the scraping ring moves leftwards to a limiting position, a second motor stops running. And the scraping ring can finish cleaning operation without moving for many times.

Description

Technical Field

[0001] The utility model relates to the technical field of paint production, in particular to a horizontal sand mill for preventing inner wall residue. Background Art

[0002] A horizontal sand mill is used for wet grinding of chemical liquid products, mainly composed of a machine body, a grinding cylinder, a sand grinding disc, a grinding medium, a motor and a feeding pump. Before using paint, in order to improve the use effect of the paint, it is necessary to use a sand mill to process the paint, so as to make the paint fineness smaller, increase the adhesion of the paint, and make the spraying effect more beautiful.

[0003] Publication No. (CN209772281U) discloses a horizontal sand mill for preventing inner wall residue. When using this sand mill, start the speed regulating motor, the speed regulating motor drives the sand grinding shaft to rotate, start the feeding pump to input the paint slurry to be ground into the sand grinding cylinder from the paint slurry inlet, put sand from the sand inlet, and after the sand and the paint slurry in the sand grinding cylinder are mixed, they are fully ground under the agitation of the sand grinding paddle on the sand grinding shaft. Under the action of the scraping plate and the scraping pad, the phenomenon of paint slurry adhesion will not occur on the inner wall of the sand grinding cylinder. The above device cleans the paint adhering to the inner wall of the sand grinding cylinder by the rotation of the scraping plate and the scraping pad. However, during the sand grinding process, the scraping pad will always rub against the inner wall of the sand grinding cylinder, which will shorten the service life of the scraping pad and needs to be improved. Content of the Utility Model

[0004] The purpose of the utility model is to provide a horizontal sand mill for preventing inner wall residue in order to solve the above problems.

[0005] The utility model realizes the above purpose through the following technical solutions:

[0006] A horizontal sand mill for preventing inner wall residue includes a processing mechanism for sand grinding the paint, and also includes a cleaning mechanism for cleaning the paint residue on the inner wall of the sand grinding cylinder. The cleaning mechanism is installed on the processing mechanism;

[0007] The cleaning mechanism includes a second support plate, a cleaning component is installed above the second support plate. The cleaning component includes a guide seat, a rack is fixed above the guide seat, a movable seat is installed on the guide seat, a second motor is fixed at the front of the movable seat, a second rotating shaft is fixed at the output end of the second motor, a gear is fixed outside the second rotating shaft, a connecting rod is installed on the movable seat, and a scraping ring is installed at the end of the connecting rod away from the movable seat.

[0008] Preferably, the processing mechanism includes a bottom plate, a first support plate is installed above the bottom plate, a sand grinding cylinder is installed above the first support plate, a feeding pipe is installed above the sand grinding cylinder, a discharge pipe is fixed on one side of the sand grinding cylinder, a first motor is fixed on the other side of the sand grinding cylinder, a first rotating shaft is fixed at the output end of the first motor, and a sand grinding paddle is fixed outside the first rotating shaft.

[0009] Preferably, a closing mechanism is installed on the side of the processing mechanism. The closing mechanism includes a central block, mounting rods are fixed above and below the central block, and a closing ring is fixed on the side of the mounting rods.

[0010] Preferably, the first motor is connected to the sanding cylinder by bolts, and the number of sanding paddles is twenty-eight.

[0011] Preferably, the movable seat is slidably connected to the guiding seat, and the scraping ring is made of stainless steel.

[0012] Preferably, the closing ring is welded to the mounting rod, and the thickness of the closing ring is one centimeter.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0014] By providing a cleaning mechanism, after the discharging is completed, some paint will adhere to the inner wall of the sanding cylinder. Start the second motor, and the second motor drives the gear to rotate counterclockwise through the second rotating shaft. The counterclockwise rotating gear drives the movable seat to move leftward along the guiding seat under the action of the rack. The movable seat drives the scraping ring to move leftward through the connecting rod. The leftward moving scraping ring cleans the paint adhering to the inner wall of the sanding cylinder, and the cleaned paint is discharged through the discharge pipe. When the scraping ring moves to the limit position to the left, the second motor stops running. By using the above method to clean the paint adhering to the inner wall of the sanding cylinder, the scraping ring can complete the cleaning operation without moving multiple times, thus effectively improving the service life of the scraping ring. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0016] Figure 1 is the first structural schematic diagram of a horizontal sand mill for preventing residue on the inner wall according to the present utility model;

[0017] Figure 2 is the second structural schematic diagram of a horizontal sand mill for preventing residue on the inner wall according to the present utility model;

[0018] Figure 3 is the front view of a horizontal sand mill for preventing residue on the inner wall according to the present utility model;

[0019] Figure 4 is the enlarged cross-sectional view of the sanding cylinder of a horizontal sand mill for preventing residue on the inner wall according to the present utility model;

[0020] Figure 5 It is a schematic structural diagram of a cleaning mechanism in a horizontal sand mill for preventing residue on the inner wall described in the present utility model;

[0021] Figure 6 It is an enlarged left view of a movable seat in a horizontal sand mill for preventing residue on the inner wall described in the present utility model;

[0022] Figure 7 It is an enlarged schematic structural diagram of a closing mechanism in a horizontal sand mill for preventing residue on the inner wall described in the present utility model.

[0023] The description of the reference numerals is as follows:

[0024] 1. Processing mechanism; 101. Base plate; 102. First support plate; 103. Sand grinding cylinder; 104. Feed pipe; 105. Discharge pipe; 106. First motor; 107. First rotating shaft; 108. Sand grinding paddle; 2. Cleaning mechanism; 201. Second support plate; 202. Guide seat; 203. Rack; 204. Movable seat; 205. Second motor; 206. Second rotating shaft; 207. Gear; 208. Connecting rod; 209. Scraping ring; 3. Closing mechanism; 301. Central block; 302. Mounting rod; 303. Closing ring. Detailed implementation manners

[0025] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation to the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first", "second", etc. may explicitly or implicitly include one or more of such features. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality" is two or more.

[0026] In the description of the present utility model, it should be noted that unless otherwise clearly specified and limited, the terms "mounted", "connected", "connected with" should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0027] The present utility model will be further described below in conjunction with the accompanying drawings:

[0028] As Figures 1-7 shown, a horizontal sand mill for preventing inner wall residue includes a processing mechanism 1 for sanding paint, and further includes a cleaning mechanism 2 for cleaning the paint residue on the inner wall of the sanding cylinder 103. The cleaning mechanism 2 is installed on the processing mechanism 1.

[0029] In the present utility model, the processing mechanism 1 includes a bottom plate 101, a first support plate 102, a sanding cylinder 103, a feed pipe 104, a discharge pipe 105, a first motor 106, a first rotating shaft 107, and a sanding paddle 108. The first support plate 102 is installed above the bottom plate 101, the sanding cylinder 103 is installed above the first support plate 102, the feed pipe 104 is installed above the sanding cylinder 103, the discharge pipe 105 is fixed on one side of the sanding cylinder 103, the first motor 106 is fixed on the other side of the sanding cylinder 103, the first rotating shaft 107 is fixed to the output end of the first motor 106, and the sanding paddle 108 is fixed on the outer side of the first rotating shaft 107; the first motor 106 is connected to the sanding cylinder 103 by bolts, and the number of sanding paddles 108 is twenty-eight; when using the device, paint is added into the sanding cylinder 103 through the feed pipe 104, and then the first motor 106 is started. The first motor 106 drives the sanding paddle 108 to rotate through the first rotating shaft 107, and the sanding paddle 108 rotates to sand the paint. After the device runs for a period of time, the first motor 106 is turned off and the valve on the discharge pipe 105 is opened, and the processed paint in the sanding cylinder 103 is discharged through the discharge pipe 105.

[0030] In the present utility model, the cleaning mechanism 2 includes a second support plate 201, a guide seat 202, a rack 203, a movable seat 204, a second motor 205, a second rotating shaft 206, a gear 207, a connecting rod 208, and a scraping ring 209. The guide seat 202 is installed above the second support plate 201, the rack 203 is fixed above the guide seat 202, the movable seat 204 is installed on the guide seat 202, the second motor 205 is fixed at the front of the movable seat 204, the second rotating shaft 206 is fixed at the output end of the second motor 205, the gear 207 is fixed outside the second rotating shaft 206, the connecting rod 208 is installed on the movable seat 204, and the scraping ring 209 is installed at one end of the connecting rod 208 away from the movable seat 204; the movable seat 204 is slidably connected to the guide seat 202, and the scraping ring 209 is made of stainless steel; after the discharging is completed, some paint adheres to the inner wall of the sanding cylinder 103. Start the second motor 205, and the second motor 205 drives the gear 207 to rotate counterclockwise through the second rotating shaft 206. The counterclockwise rotating gear 207 drives the movable seat 204 to move leftward along the guide seat 202 under the action of the rack 203. The movable seat 204 drives the scraping ring 209 to move leftward through the connecting rod 208. The leftward moving scraping ring 209 cleans the paint adhering to the inner wall of the sanding cylinder 103, and the cleaned paint is discharged through the discharge pipe 105. When the scraping ring 209 moves leftward to the limit position, the second motor 205 stops running. By using the above method to clean the paint adhering to the inner wall of the sanding cylinder 103, the scraping ring 209 can complete the cleaning operation without moving multiple times, thus effectively improving the service life of the scraping ring 209.

[0031] In the present utility model, a closing mechanism 3 is installed on the side of the processing mechanism 1. The closing mechanism 3 includes a central block 301, a mounting rod 302, and a closing ring 303. The mounting rod 302 is fixed above and below the central block 301, and the closing ring 303 is fixed on the side of the mounting rod 302; the closing ring 303 is welded to the mounting rod 302, and the thickness of the closing ring 303 is one centimeter; after the preliminary cleaning is completed, there is still some paint residue on the inner wall of the sanding cylinder 103. Remove the bolt on the central block 301 and move the central block 301 to the right. The central block 301 drives the mounting rod 302 and the closing ring 303 to move to the right. The closing ring 303 moves to the right and separates from the sanding cylinder 103. Then start the second motor 205, and the second motor 205 drives the gear 207 to rotate clockwise through the second rotating shaft 206. The clockwise rotating gear 207 drives the movable seat 204 to move rightward along the guide seat 202 under the action of the rack 203. The rightward moving scraping ring 209 performs secondary cleaning on the paint adhering to the inner wall of the sanding cylinder 103, and the cleaned paint is discharged through the through hole on the right side of the sanding cylinder 103, thus effectively improving the cleaning effect of the paint.

[0032] In the above structure: When using the device, paint is added into the interior of the sanding cylinder 103 through the feed pipe 104. Subsequently, the first motor 106 is started. The first motor 106 drives the sanding paddle 108 to rotate through the first rotating shaft 107. The rotation of the sanding paddle 108 performs sanding treatment on the paint. After the device operates for a period of time, the first motor 106 is turned off and the valve on the discharge pipe 105 is opened. The processed paint in the sanding cylinder 103 is discharged through the discharge pipe 105. After the discharging is completed, some paint will adhere to the inner wall of the sanding cylinder 103. The second motor 205 is started. The second motor 205 drives the gear 207 to rotate counterclockwise through the second rotating shaft 206. The counterclockwise rotating gear 207 drives the movable seat 204 to move leftward along the guide seat 202 under the action of the rack 203. The movable seat 204 drives the scraping ring 209 to move leftward through the connecting rod 208. The leftward moving scraping ring 209 cleans the paint adhering to the inner wall of the sanding cylinder 103. The cleaned paint is discharged through the discharge pipe 105. When the scraping ring 209 moves leftward to the limit position, the second motor 205 stops running. After the preliminary cleaning, there is still some paint residue on the inner wall of the sanding cylinder 103. The bolt on the central block 301 is removed, and the central block 301 is moved rightward. The central block 301 drives the mounting rod 302 and the sealing ring 303 to move rightward. The sealing ring 303 moves rightward and separates from the sanding cylinder 103. Then the second motor 205 is started again. The second motor 205 drives the gear 207 to rotate clockwise through the second rotating shaft 206. The clockwise rotating gear 207 drives the movable seat 204 to move rightward along the guide seat 202 under the action of the rack 203. The rightward moving scraping ring 209 performs secondary cleaning on the paint adhering to the inner wall of the sanding cylinder 103. The cleaned paint is discharged through the through hole on the right side of the sanding cylinder 103.

[0033] The above shows and describes the basic principles, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principles of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed.

Claims

1. A horizontal sand mill for preventing inner wall residue, comprising a processing mechanism (1) for sanding paint, characterized in that: It also includes a cleaning mechanism (2) for cleaning the paint remaining on the inner wall of the sanding cylinder (103), wherein the cleaning mechanism (2) is installed on the processing mechanism (1); The cleaning mechanism (2) comprises a second support plate (201), a cleaning assembly is mounted above the second support plate (201), the cleaning assembly comprises a guide seat (202), a rack (203) is fixed above the guide seat (202), a movable seat (204) is mounted on the guide seat (202), a second motor (205) is fixed to the front of the movable seat (204), a second rotating shaft (206) is fixed to the output end of the second motor (205), a gear (207) is fixed to the outside of the second rotating shaft (206), a connecting rod (208) is mounted on the movable seat (204), and a scraper ring (209) is mounted on one end of the connecting rod (208) away from the movable seat (204).

2. A horizontal sand mill for preventing inner wall residue according to claim 1, characterized in that: The processing mechanism (1) comprises a base plate (101), a first support plate (102) mounted above the base plate (101), a sanding cylinder (103) mounted above the first support plate (102), a feed pipe (104) mounted above the sanding cylinder (103), a discharge pipe (105) fixed to one side of the sanding cylinder (103), a first motor (106) fixed to the other side of the sanding cylinder (103), a first rotating shaft (107) fixed to the output end of the first motor (106), and a sanding paddle (108) fixed to the outside of the first rotating shaft (107).

3. A horizontal sand mill for preventing inner wall residue according to claim 2, characterized in that: A closing mechanism (3) is installed on the side of the processing mechanism (1), and the closing mechanism (3) comprises a central block (301), a mounting rod (302) fixed above and below the central block (301), and a closing ring (303) fixed on the side of the mounting rod (302).

4. The horizontal sand mill for preventing inner wall residue according to claim 2, characterized in that: The first motor (106) is connected to the sanding cylinder (103) via bolts, and the number of the sanding paddles (108) is twenty-eight.

5. The horizontal sand mill for preventing inner wall residue according to claim 1, characterized in that: The movable seat (204) is slidably connected to the guide seat (202), and the scraper ring (209) is made of stainless steel.

6. The horizontal sand mill for preventing inner wall residue according to claim 3, characterized in that: The closed ring (303) is welded to the mounting rod (302), and the closed ring (303) has a thickness of one centimeter.

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