Grinding device for materials

Abstract

The utility model provides a material grinding device which comprises a fixing block, a cavity and an end cover, a grinding mechanism is arranged in the cavity and comprises a fixing rod, a fixing plate, sliding grooves, a sliding block and a stirring rod, the fixing rod is arranged in the cavity and penetrates through the end cover, lead screws penetrating through the sliding block are further arranged in the two sliding grooves respectively, and the stirring rod is arranged in the cavity. A gear ring is arranged in the middle of the bottom of the end cover, gears meshed with the gear ring are arranged at the tops of the two lead screws correspondingly, a conical body is arranged at the bottom of the fixing rod, a first rotating motor corresponding to the fixing rod is arranged at the top of the end cover, and the first rotating motor is connected with the fixing rod through a coupler. And a screening mechanism is arranged at the bottom of the fixed block. According to the material grinding device disclosed by the utility model, not only can materials be ground, but also larger particles in the ground materials can be screened, so that secondary grinding is carried out, and the overall use effect and the overall use efficiency of the device are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of material grinding equipment, in particular to a material grinding device. Background Art

[0002] A material grinding device is a mechanical device that is mainly used to reduce the particle size of various materials (such as solids, liquids or their mixtures) and achieve the crushing and grinding process through mechanical force. This type of device is widely used in mining, chemical industry, building materials, food processing, pharmaceuticals and other industries. Pharmacy is a healthcare industry that connects health science and chemical science. It is responsible for ensuring the safe and effective use of drugs. Its main task is to continuously provide more effective drugs and improve drug quality to ensure drug safety. In the pharmaceutical process, it is usually necessary to grind the raw materials of the drugs. However, traditional pharmaceutical grinding devices are not convenient for taking and placing after grinding the drugs. When the experimenters take out the drug powder in the grinding device, they are easily scratched by the grinding disc, and the safety factor is low. In addition, when the existing grinding devices are used, when there are larger particles, the grinding of the materials will fail.

[0003] For example, the utility model with announcement number CN214487304U discloses a material grinding device for pharmaceutical laboratories. The technical solution of this patent includes a rack, a processing part is provided on one side of the top of the rack, a vertical plate is fixedly connected to the other side of the top of the rack, a horizontal plate is fixedly connected to one side of the top of the vertical plate, and a second loading plate is fixedly connected to the other side of the vertical plate, electric telescopic rods are fixedly connected to both sides of the top of the horizontal plate, a load-bearing plate is fixedly connected to the top of the electric telescopic rod, a motor is fixedly connected to the top of the load-bearing plate, a grinding structure is fixedly connected to the output end of the motor, and a push plate is slidably connected to the bottom of the processing part. During the use of this device, when there are larger particles, the grinding of the material will be unqualified, thereby affecting the overall use effect and overall efficiency of the device. Therefore, a material grinding device is proposed. Utility Model Content

[0004] In view of this, the utility model aims at the deficiencies of the prior art and provides a material grinding device, which can not only grind the material, but also screen the larger particles in the ground material for secondary grinding, thereby improving the overall use effect and overall efficiency of the device.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is: a grinding device for materials, comprising a fixed block, a cavity is arranged in the middle of the fixed block, an end cover is arranged on the top of the fixed block, a grinding mechanism is arranged inside the cavity, the grinding mechanism comprises a fixed rod arranged inside the cavity and passing through the end cover, two fixed plates are arranged on the fixed rod, the middle parts of the two fixed plates are respectively provided with slide grooves opening toward the outside, a plurality of sliders are respectively arranged inside the two slide grooves, stirring rods are respectively arranged at the outer ends of the plurality of sliders, lead screws passing through the sliders are also respectively arranged inside the two slide grooves, a gear ring is arranged in the middle of the bottom of the end cover, gears meshing with the gear ring are respectively arranged on the tops of the two lead screws, a cone is arranged at the bottom of the fixed rod, a first rotating motor corresponding to the fixed rod is arranged on the top of the end cover, the first rotating motor and the fixed rod are connected by a coupling, and a screening mechanism is arranged at the bottom of the fixed block.

[0006] As a further improvement of the utility model, the screening mechanism includes a box body arranged at the bottom of the fixed block, a frame is arranged in the middle of the interior of the box body, a plurality of springs 1 are arranged at the top left end of the frame, a plurality of springs 2 are arranged at the top right end of the frame, a screening plate is arranged together at the top of the plurality of springs 1 and the plurality of springs 2, a square groove corresponding to the screening plate is arranged at the right end of the box body, a storage box corresponding to the square groove is arranged on the right side of the box body, and a conveying mechanism is arranged on the top of the storage box.

[0007] As a further improvement of the utility model, the conveying mechanism includes a feed pipe arranged on the top of the storage box, a top plate is arranged on the top of the feed pipe, a rotating shaft passing through the top plate is also arranged inside the feed barrel, spiral blades are arranged on the rotating shaft, a connecting pipe connected to the fixed block is arranged on the top of the feed barrel, and a second rotating motor is arranged on the top of the rotating shaft.

[0008] As a further improvement of the utility model, a discharge pipe is provided at the bottom of the box body, a hand wheel is provided on the discharge pipe, a switch is provided at the front end of the box body, the switch is electrically connected to the first rotating motor and the second rotating motor, a feed hopper is provided on the end cover, an observation window is also provided on the top of the end cover, support legs are respectively provided at the four corners of the bottom of the box body, and anti-slip pads are respectively provided at the bottoms of the four support legs.

[0009] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0010] First, start the first rotating motor. The rotation of the first rotating motor drives the fixed rod to rotate. The rotation of the fixed rod drives the fixed plate to rotate. At this time, the gear and the ring gear are engaged, so that the lead screw rotates. The rotation of the lead screw drives the slider to slide inside the slide groove, so that the stirring rod is lifted and lowered during the rotating stirring process. At this time, the rotation of the cone causes the material to be ground.

[0011] Secondly, the ground material falls on the top of the screen plate, and then the material is screened under the elastic action of spring one and spring two, and larger particles enter the interior of the storage box.

[0012] Thirdly, the second rotating motor is started, and the rotation of the second rotating motor drives the rotating shaft to rotate, thereby causing the spiral blade to rotate, so that the material inside the storage box can be transported to the inside of the cavity, so that the material can be ground twice.

[0013] Fourthly, the setting of the observation window makes it convenient for the staff to observe the mechanism inside the cavity, and the design of the feed hopper makes it convenient to add materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0015] Figure 1 It is a structural schematic diagram of the utility model;

[0016] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0017] Figure 3 It is a partial enlarged structural schematic diagram of A of the utility model;

[0018] Figure 4 It is a schematic diagram of the partially enlarged structure of point B of the utility model.

[0019] In the figure: 101, fixed block; 102, cavity; 103, end cover; 104, fixed rod; 105, fixed plate; 106, slide groove; 107, slider; 108, stirring rod; 109, screw; 110, ring gear; 111, gear; 112, cone; 113, first rotating motor; 114, frame; 115, spring one; 116, spring two; 117, screen plate; 118, storage box; 119, feeding pipe; 120, top plate; 201, connecting pipe; 202, rotating shaft; 203, spiral blade; 204, second rotating motor; 205, feeding pipe; 206, hand wheel; 207, observation window; 208, feeding hopper; 209, switch; 210, box. DETAILED DESCRIPTION

[0020] In order to better understand the present invention, the content of the present invention is further clearly described below in conjunction with the embodiments, but the protection content of the present invention is not limited to the following embodiments. In the following description, a large number of specific details are given in order to provide a more thorough understanding of the present invention. However, it is obvious to those skilled in the art that the present invention can be implemented without one or more of these details.

[0021] like Figure 1 , 2 As shown in FIG. 3 , a material grinding device comprises a fixed block 101, a cavity 102 is arranged in the middle of the fixed block 101, an end cover 103 is arranged on the top of the fixed block 101, a grinding mechanism is arranged inside the cavity 102, the grinding mechanism comprises a fixed rod 104 arranged inside the cavity 102 and passing through the end cover 103, two fixed plates 105 are arranged on the fixed rod 104, and the middle parts of the two fixed plates 105 are respectively provided with a chute 106 opening toward the outside, and a plurality of sliders 107 are respectively arranged inside the two chute 106, and the outer ends of the plurality of sliders 107 are Stirring rods 108 are respectively provided, and screws 109 passing through the slider 107 are respectively provided inside the two slide grooves 106, a gear ring 110 is provided in the middle of the bottom of the end cover 103, and gears 111 meshing with the gear ring 110 are respectively provided on the tops of the two screws 109, a cone 112 is provided at the bottom of the fixed rod 104, and a first rotating motor 113 corresponding to the fixed rod 104 is provided on the top of the end cover 103. The first rotating motor 113 is connected to the fixed rod 104 through a coupling, and a screening mechanism is provided at the bottom of the fixed block 101.

[0022] like Figure 1 , 2 As shown, the screening mechanism includes a box body 210 arranged at the bottom of the fixed block 101, a frame 114 is arranged in the middle of the box body 210, a plurality of springs 115 are arranged at the top left end of the frame 114, a plurality of springs 116 are arranged at the top right end of the frame 114, a screening plate 117 is arranged together at the top of the plurality of springs 115 and the plurality of springs 116, a square groove corresponding to the screening plate 117 is arranged at the right end of the box body 210, a storage box 118 corresponding to the square groove is arranged on the right side of the box body 210, and a conveying mechanism is arranged on the top of the storage box 118.

[0023] like Figure 1 , 4 As shown, the conveying mechanism includes a conveying pipe 119 arranged on the top of the storage box 118, a top plate 120 is arranged on the top of the conveying pipe 119, a rotating shaft 202 passing through the top plate 120 is also arranged inside the conveying cylinder, a spiral blade 203 is arranged on the rotating shaft 202, a connecting pipe 201 connected to the fixed block 101 is arranged on the top of the conveying cylinder, and a second rotating motor 204 is arranged on the top of the rotating shaft 202.

[0024] like Figure 1As shown, a feed pipe 205 is provided at the bottom of the box body 210, a hand wheel 206 is provided on the feed pipe 205, a switch 209 is provided at the front end of the box body 210, the switch 209 is electrically connected to the first rotating motor 113 and the second rotating motor 204, a feed hopper 208 is provided on the end cover 103, an observation window 207 is also provided on the top of the end cover 103, and support legs are respectively provided at the four corners of the bottom of the box body 210, and anti-slip pads are respectively provided at the bottoms of the four support legs.

[0025] The user first starts the first rotating motor 113. The rotation of the first rotating motor 113 drives the fixed rod 104 to rotate. The rotation of the fixed rod 104 drives the fixed plate 105 to rotate. At this time, the gear 111 is meshed with the ring gear 110, so that the screw 109 is rotated. The rotation of the screw 109 drives the slider 107 to slide inside the slide groove 106, so that the stirring rod 108 is lifted and lowered during the rotating stirring process. At this time, the rotation of the cone 112 causes the material to be ground, and the ground material falls on the top of the screen plate 117. At this time, the material is screened under the elastic action of spring 115 and spring 2 116, and larger particles enter the interior of the storage box 118.

[0026] Start the second rotating motor 204. The rotation of the second rotating motor 204 drives the rotating shaft 202 to rotate, thereby causing the spiral blade 203 to rotate, so that the material inside the storage box can be transported to the inside of the cavity 102 so that the material can be ground twice. The setting of the observation window 207 is convenient for the staff to observe the mechanism inside the cavity 102, and the design of the feed hopper 208 is convenient for the addition of materials.

[0027] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Other modifications or equivalent substitutions made to the technical solution of the utility model by ordinary technicians in this field should be included in the scope of the claims of the utility model as long as they do not depart from the spirit and scope of the technical solution of the utility model.

Claims

1. A material grinding device, comprising a fixed block (101), characterized in that: A cavity (102) is arranged in the middle of the fixed block (101), an end cover (103) is arranged on the top of the fixed block (101), a grinding mechanism is arranged inside the cavity (102), the grinding mechanism comprises a fixed rod (104) arranged inside the cavity (102) and passing through the end cover (103), two fixed plates (105) are arranged on the fixed rod (104), the middle parts of the two fixed plates (105) are respectively provided with sliding grooves (106) opening outwards, the insides of the two sliding grooves (106) are respectively provided with a plurality of sliding blocks (107), and the plurality of sliding blocks (107) are arranged A stirring rod (108) is respectively arranged at the outer end, a lead screw (109) passing through the slider (107) is also respectively arranged inside the two slide grooves (106), a gear ring (110) is arranged in the middle of the bottom of the end cover (103), and gears (111) meshing with the gear ring (110) are respectively arranged on the top of the two lead screws (109), a cone (112) is arranged at the bottom of the fixed rod (104), a first rotating motor (113) corresponding to the fixed rod (104) is arranged on the top of the end cover (103), and a screening mechanism is arranged at the bottom of the fixed block (101).

2. A material grinding device as claimed in claim 1, characterized in that: The screening mechanism comprises a box body (210) arranged at the bottom of the fixed block (101); a frame (114) is arranged in the middle of the box body (210); a plurality of springs (115) are arranged at the left end of the top of the frame (114); a plurality of springs (116) are arranged at the right end of the top of the frame (114); a screening plate (117) is arranged on the top of the plurality of springs (115) and the plurality of springs (116); a square groove corresponding to the screening plate (117) is arranged at the right end of the box body (210); a material storage box (118) corresponding to the square groove is arranged on the right side of the box body (210); and a conveying mechanism is arranged on the top of the material storage box (118).

3. A material grinding device as claimed in claim 2, characterized in that: The conveying mechanism comprises a conveying pipe (119) arranged at the top of the material storage box (118), a top plate (120) is arranged at the top of the conveying pipe (119), a rotating shaft (202) passing through the top plate (120) is also arranged inside the conveying cylinder, a spiral blade (203) is arranged on the rotating shaft (202), a connecting pipe (201) connected to the fixed block (101) is arranged at the top of the conveying cylinder, and a second rotating motor (204) is arranged at the top of the rotating shaft (202).

4. A material grinding device as claimed in claim 3, characterized in that: The first rotating motor (113) and the fixed rod (104) are connected via a coupling.

5. A material grinding device as claimed in claim 4, characterized in that: A feeding pipe (205) is provided at the bottom of the box body (210), and a hand wheel (206) is provided on the feeding pipe (205).

6. A material grinding device as claimed in claim 5, characterized in that: A switch (209) is provided at the front end of the box body (210), a feed hopper (208) is provided on the end cover (103), and an observation window (207) is also provided at the top of the end cover (103).

7. A material grinding device as claimed in claim 6, characterized in that: Support legs are respectively arranged at the four corners of the bottom of the box body (210), and anti-slip pads are respectively arranged at the bottoms of the four support legs.

Images