Sand mill convenient for replacing dispersion medium

Abstract

The utility model relates to the technical field of sand mills, in particular to a sand mill convenient for replacing a dispersion medium, which comprises a medium filling assembly arranged above a sand grinding assembly, the medium filling assembly comprises a funnel, a pressing cylinder and a leading-in block, the leading-in block is rotatably connected with a rack, the funnel is arranged above the sand grinding assembly, and the pressing cylinder is arranged below the funnel. The downward-pressing air cylinder is fixed to the lower end of the funnel, guiding-in holes are distributed in the cylindrical face of the guiding-in block, blocking blocks and limiting springs are arranged in the guiding-in holes, guiding-out holes are formed in the positions, close to the blocking blocks, of the end face of the guiding-in block, the guiding-out holes are communicated with the guiding-in holes, a conveying cylinder is connected to the lower portion of the downward-pressing air cylinder, and a connecting channel is arranged on the bottom face of the funnel. The pouring-out holes are formed in the top and the bottom of the conveying barrel, the downward-pressing air cylinder pushes the conveying barrel to conduct downward pressing, when the downward-pressing air cylinder pushes the conveying barrel to the bottommost position, the working medium can pass through the funnel and be conveyed into the grinding assembly, the effect of replacing the working medium can be rapidly achieved while the grinding assembly does not need to be disassembled, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sand mills, in particular to a sand mill which is convenient for replacing dispersion media. Background Art

[0002] Sand mill, also known as bead mill, is mainly used for wet grinding of chemical liquid products. According to the performance, it can be roughly divided into horizontal sand mill, basket sand mill, vertical sand mill, etc. It is mainly composed of machine body, grinding cylinder, sand mill disc (paddle), grinding medium, motor and feed pump. The feed speed is controlled by the feed pump. The working medium of this equipment is generally divided into zirconia beads, glass beads, zirconium silicate beads, etc.

[0003] The existing Chinese patent with reference announcement number CN209093512U discloses a horizontal sand mill for convenient replacement of zirconium beads, which relates to the technical field of biological pesticide production equipment, and includes a frame, a workbench and a grinding cylinder, wherein the workbench is located on the frame, the grinding cylinder is slidably arranged on the workbench and can be connected to the frame by bolts, a material collecting device for collecting zirconium beads is arranged below the grinding cylinder, the material collecting device includes a screen, a guide plate arranged below the screen and inclined, and a material receiving hopper arranged on one side of the frame; material blocking assemblies are respectively arranged on both sides of the workbench, one side of the material blocking assembly is rotatably connected to the frame, and a fixing clamp is arranged on the material blocking assembly. Through the utility model, it is convenient to collect zirconium beads uniformly and avoid waste of zirconium beads.

[0004] Although this patent has the effect of replacing the working medium, during the replacement process, the grinding cylinder still needs to be disassembled and opened, the working medium needs to be poured out, and then the new working medium is poured into the grinding cylinder, and finally the grinding cylinder is reinstalled. The replacement process is relatively cumbersome and the grinding cylinder needs to be frequently disassembled and installed, which affects the work efficiency. For this reason, the inventors have proposed a sand mill that is easy to replace the dispersion medium to solve the above-mentioned technical problems. Utility Model Content

[0005] The purpose of the utility model is achieved in the following way: a sand mill that is easy to replace dispersed media, including a frame, a grinding component, and a conveying component. The grinding component is installed in the middle of the frame, and the conveying components are installed on both sides of the frame. A medium filling component is provided above the grinding component. The medium filling component includes a funnel, a downward pressure cylinder and an introduction block. The introduction block is rotatably connected to the frame, the funnel is installed above the grinding component, the downward pressure cylinder is fixed at the lower end of the funnel, and introduction holes are distributed on the cylindrical surface of the introduction block. Blocking blocks and limit springs are provided in the introduction holes. An export hole is provided at the end face of the introduction block near the blocking block, and the export hole is connected to the introduction hole. A conveying cylinder is connected below the downward pressure cylinder, and a connecting path is provided on the bottom surface of the funnel. The end of the connecting path away from the bottom surface of the funnel extends in the direction of the conveying cylinder, and pouring holes are provided on the top and bottom of the conveying cylinder.

[0006] In the above description, a further scheme is made, the frosting component includes a frosting bushing, a shell and a sealing plate, the bottom of the shell and the frosting bushing are provided with a pouring outlet, the frosting bushing is arranged on the inner side of the shell, one end of the shell is fixedly connected to the side of the introduction block close to the outlet hole, the other end of the shell is rotatably connected to the frame through the sealing plate, a rotating gear is provided at the connection position between the sealing plate and the shell, a power component is provided at a position close to the rotating gear on one side of the frame, and a circulation position is provided in the middle of the sealing plate and the middle of the introduction block; the pouring outlet is used to pour out the worn working medium in the frosting bushing, the frosting bushing is used to cooperate with the medium to disperse or grind the object, the sealing plate is used to seal the frosting bushing and provide a working environment, and the power component can roll the frosting component through the rotating gear.

[0007] In the above description, a further scheme is made, in which the power assembly includes a driving motor and a driving gear, the driving motor is connected to the frame through a base, the driving gear is set on the top surface of the base through a rotating seat and the driving gear is meshed with the rotating gear; the driving gear cooperates with the driving motor, and a rotating effect is achieved on the equipment by rotating the gear.

[0008] In the above description, a further scheme is made, in which the conveying assembly includes a feed trough and a discharge trough, which are respectively fixed at one end of the frame close to the introduction block and the other end of the frame away from the introduction block, a spiral shaft is provided in the middle of the feed trough and the discharge trough, and a rotating motor is provided at a position near the spiral shaft on the outer end surface of the feed trough and the discharge trough; the feed trough and the discharge trough are used as channels for feeding materials in and sending out finished products, and the spiral shaft and the rotating motor are used for conveying materials.

[0009] In the above description, a further scheme is made, in which the bottom surface of the discharge trough away from one end of the frame is provided with a material outlet for pouring out materials, and the top surface of the feed trough away from one end of the frame is provided with an input trough for inputting materials, and the bottom of the input trough is conductively connected to the feed trough; the material outlet is used to pour out finished materials, and the input trough is used to feed in unprocessed materials.

[0010] In the above description, as a further solution, a connecting frame for supporting is provided at one end of the screw shaft away from the rotating motor. The connecting frame can play the role of supporting the end of the screw shaft away from the rotating motor.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: by arranging a funnel, a downward pressure cylinder, an inlet block, a conveying cylinder, a blocking block and a limit spring above the grinding assembly, when the working medium is replaced, the downward pressure cylinder pushes the conveying cylinder downward, and when the lower end of the conveying cylinder is pressed downward, the blocking block and the limit spring are pushed, and when the downward pressure cylinder is pushed to the bottom, the through holes provided at the top and bottom of the conveying cylinder are respectively aligned with the connecting channel provided on the bottom surface of the funnel and the outlet holes provided at the position of the blocking block, and the working medium can be transported from the funnel through the connected connecting channel, the conveying cylinder, the inlet hole and the outlet hole to the grinding assembly. The working medium can be quickly replaced without disassembling the grinding assembly, thereby improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional structural schematic diagram of a sand mill that is convenient for replacing dispersion medium in the utility model;

[0013] Figure 2 This is a schematic diagram of the structure decomposition of a sand mill that is convenient for replacing dispersion media in the utility model;

[0014] Figure 3 It is a cross-sectional view of a sand mill that is convenient for replacing dispersion medium in the utility model;

[0015] In the figure: 1-frame, 2-funnel, 3-pressing cylinder, 4-introduction block, 5-introduction hole, 6-blocking block;

[0016] 7-limit spring, 8-export hole, 9-conveying cylinder, 10-connecting channel, 11-pouring hole, 12-frosted bushing;

[0017] 13-housing, 14-sealing plate, 15-pouring port, 16-rotating gear, 17-flow position;

[0018] 18-driving motor, 19-driving gear, 20-base, 21-rotating seat, 22-feeding chute;

[0019] 23-discharging chute, 24-rotating motor, 25-material outlet, 26-input chute, 27-connecting frame, 28-screw shaft. DETAILED DESCRIPTION

[0020] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0021] For this example, please refer to Figure 1-3 A sand mill which is convenient for replacing dispersion medium is specifically implemented, comprising a frame 1, a grinding assembly, and a conveying assembly. The grinding assembly is installed in the middle of the frame 1, and the conveying assemblies are installed on both sides of the frame 1. A medium filling assembly is arranged above the grinding assembly, and the medium filling assembly comprises a funnel 2, a downward pressure cylinder 3 and an introduction block 4. The introduction block 4 is rotatably connected to the frame 1, and the funnel 2 is installed above the grinding assembly. The downward pressure cylinder 3 is fixed at the lower end of the funnel 2. Introduction holes 5 are distributed on the cylindrical surface of the introduction block 4, and blocking blocks 6 and limit springs 7 are arranged in the introduction holes 5. An export hole 8 is provided at the end face of the introduction block 4 near the blocking block 6, and the export hole 8 is connected with the introduction hole 5. A conveying cylinder 9 is connected below the downward pressure cylinder 3, and a connecting channel 10 is provided on the bottom surface of the funnel 2. The end of the connecting channel 10 away from the bottom surface of the funnel 2 extends in the direction of the conveying cylinder 9, and a pouring hole 11 is provided on the top and bottom of the conveying cylinder 9.

[0022] The frosting assembly includes a frosting bushing 12, an outer shell 13 and a sealing plate 14. The bottoms of the outer shell 13 and the frosted bushing 12 are both provided with a pouring port 15. The frosted bushing 12 is arranged on the inner side of the outer shell 13. One end of the outer shell 13 is fixedly connected to a side of the introduction block 4 close to the outlet hole 8. The other end of the outer shell 13 is rotatably connected to the frame 1 through the sealing plate 14. A rotating gear 16 is provided at the connecting position between the sealing plate 14 and the outer shell 13. A power assembly is provided at a position close to the rotating gear 16 on one side of the frame 1. A circulation position 17 is provided at the middle of the sealing plate 14 and the middle of the introduction block 4.

[0023] The power assembly includes a driving motor 18 and a driving gear 19 . The driving motor 18 is connected to the frame 1 through a base 20 . The driving gear 19 is arranged on the top surface of the base 20 through a rotating seat 21 and the driving gear 19 is meshed with the rotating gear 16 .

[0024] The conveying assembly includes a feed trough 22 and a discharge trough 23, which are respectively fixed at one end of the frame 1 close to the introduction block 4 and the other end of the frame 1 away from the introduction block 4. A screw shaft 28 is provided in the middle of the feed trough 22 and the discharge trough 23, and a rotating motor 24 is provided at a position near the screw shaft 28 on the outer end surfaces of the feed trough 22 and the discharge trough 23.

[0025] A material outlet 25 for pouring out materials is provided on the bottom surface of the end of the discharge trough 23 away from the frame 1, and an input trough 26 for inputting materials is provided on the top surface of the end of the feed trough 22 away from the frame 1. The bottom of the input trough 26 is conductively connected to the feed trough 22, and a connecting frame 27 for support is provided on the end of the screw shaft 28 away from the rotating motor 24.

[0026] The replacement process of the utility model is as follows: open the pouring port 15 provided at the bottom of the frosted bushing 12 and the shell 13, after opening, pour the working medium from the pouring port 15, after confirming that there is no medium inside, close the pouring port 15, start the downward pressure cylinder 3, the downward pressure cylinder 3 pushes the conveying cylinder 9 to press down, when the lower end of the conveying cylinder 9 is pressed down, the blocking block 6 and the limit spring 7 are pushed, and the limit spring 7 is compressed. When the downward pressure cylinder 3 pushes the conveying cylinder 9 to the bottom, the through holes provided at the top and bottom of the conveying cylinder 9 are separated. The connecting passage 10 is provided on the bottom surface of the funnel 2, and the outlet hole 8 is provided at the position where the blocking block 6 is aligned. The working medium can be transported from the funnel 2 to the frosting component through the connected connecting passage 10, the conveying cylinder 9, the inlet hole 5 and the outlet hole 8. After the transportation is completed, the pressing cylinder 3 can be recovered. When the pressing cylinder 3 is recovered, the blocking block 6 rebounds through the limit spring 7, and the outlet hole 8 is blocked during the rebound to prevent the processed material from flowing out. After the pressing spring is recovered, the material can be fed in from the feed trough 22 for processing.

[0027] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the utility model.

[0028] In addition, in the description of the embodiments of the present utility model, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal communication of two components. For those skilled in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the accompanying drawings, which 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 therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0029] Finally, it should be noted that the above embodiments are only specific implementation methods of the utility model, which are used to illustrate the technical solution of the utility model, rather than to limit it. The protection scope of the utility model is not limited thereto. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art should understand that any technician familiar with the technical field can still modify the technical solution recorded in the above embodiments within the technical scope disclosed by the utility model, or can easily think of changes, or make equivalent replacements for some of the technical features therein; and these modifications, changes or replacements do not make the essence of the corresponding technical solution deviate from the spirit and scope of the technical solution of the embodiment of the utility model, and should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model shall be based on the protection scope of the claims.

Claims

1. A sand mill for facilitating replacement of dispersion medium, comprising a frame, a grinding assembly, and a conveying assembly, wherein the grinding assembly is mounted in the middle of the frame, and the conveying assembly is mounted on both sides of the frame, and is characterized in that: A medium filling assembly is provided above the frosting assembly, and the medium filling assembly includes a funnel, a downward pressure cylinder and an introduction block. The introduction block is rotatably connected to the frame, the funnel is installed above the frosting assembly, the downward pressure cylinder is fixed at the lower end of the funnel, introduction holes are distributed on the cylindrical surface of the introduction block, blocking blocks and limit springs are provided in the introduction holes, an export hole is provided at the end face of the introduction block near the blocking block, the export hole is connected to the introduction hole, a conveying cylinder is connected below the downward pressure cylinder, a connecting path is provided on the bottom surface of the funnel, an end of the connecting path away from the bottom surface of the funnel extends in the direction of the conveying cylinder, and pouring holes are provided on the top and bottom of the conveying cylinder.

2. A sand mill for facilitating replacement of dispersion medium according to claim 1, characterized in that: The frosting component includes a frosting bushing, a shell and a sealing plate. The bottom of the shell and the frosting bushing are both provided with pouring outlets. The frosting bushing is arranged on the inner side of the shell. One end of the shell is fixedly connected to a side of the introduction block close to the outlet hole. The other end of the shell is rotatably connected to the frame through the sealing plate. A rotating gear is provided at the connecting position between the sealing plate and the shell. A power component is provided at a position close to the rotating gear on one side of the frame. A circulation position is provided in the middle of the sealing plate and the middle of the introduction block.

3. A sand mill for facilitating replacement of dispersion medium according to claim 2, characterized in that: The power assembly includes a driving motor and a driving gear. The driving motor is connected to the frame through a base. The driving gear is arranged on the top surface of the base through a rotating seat and the driving gear is meshed with the rotating gear.

4. A sand mill for facilitating replacement of dispersion medium according to claim 1, characterized in that: The conveying assembly includes a feed trough and a discharge trough, which are respectively fixed at one end of the frame close to the introduction block and the other end of the frame away from the introduction block. A spiral shaft is provided in the middle of the feed trough and the discharge trough, and a rotating motor is provided at a position near the spiral shaft on the outer end surface of the feed trough and the discharge trough.

5. A sand mill for facilitating replacement of dispersion medium according to claim 4, characterized in that: The bottom surface of the discharge trough away from the frame is provided with a material outlet for pouring out materials, and the top surface of the feed trough away from the frame is provided with an input trough for inputting materials, and the bottom of the input trough is conductively connected with the feed trough.

6. A sand mill for facilitating replacement of dispersion medium according to claim 4, characterized in that: A connecting frame for supporting is provided at one end of the spiral shaft away from the rotary motor.

Images