Grinding device for grinding plastic track material

Abstract

The utility model discloses a grinding device for grinding plastic track materials, and belongs to the technical field of plastic track material processing. The grinding device for grinding the plastic track material comprises a box body and further comprises two sets of grinding rollers, a grinding bin is formed in the box body, and the two sets of grinding rollers are rotationally arranged in the grinding bin; a screening bin is formed in the box body, the fixing frame is arranged in the screening bin in a lifting mode, a mounting frame is arranged on the fixing frame in a sliding mode, a screen is fixedly arranged in the mounting frame, and a vibration motor is fixedly arranged on the fixing frame; the vibration motor is fixedly arranged on the fixing frame, the fixing frame is in sliding connection with the screw rod through the connecting plate, and the screw rod is sleeved with the first spring, so that the vibration motor can conveniently drive the fixing frame and the screen to conduct vibration screening, on one hand, materials can be prevented from blocking the screen, and the use effect is prevented from being affected; and on the other hand, the materials can rapidly fall, the accumulation time on the screen is shortened, and the grinding efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic track material processing, in particular to a grinding device for grinding plastic track materials. Background Art

[0002] The plastic track is also called the all-weather track for athletics. It is composed of polyurethane prepolymer, mixed polyether, waste tire rubber, EPDM rubber particles or PU particles, pigments, additives, and fillers. The plastic track has the characteristics of good flatness, high compressive strength, appropriate hardness and elasticity, and stable physical properties. It is conducive to the athletes' speed and technology, effectively improving sports performance and reducing the rate of falls. The plastic track is composed of polyurethane rubber and other materials. It has certain elasticity and color, certain UV resistance and aging resistance. It is internationally recognized as the best all-weather outdoor sports field floor material. During the construction of the plastic track, the plastic track material needs to be ground.

[0003] After searching, the Chinese patent application number 202221271722.7 discloses a grinding device for grinding plastic track materials. It includes a support plate, a grinding box body is provided above the support plate, a feeding funnel is inserted in the grinding box body, a triangular baffle and a drop plate are provided in the grinding box body, two motors three and two motors four are provided on one side of the grinding box body, the output shaft of motor three is connected to a rotating rod one, the output shaft of motor four is connected to a rotating rod two, the rotating rod one and the rotating rod two are both sleeved with a grinding cylinder, a filter plate is provided below the grinding cylinder, a circulation box is provided on one side of the filter plate, a motor five is provided above the circulation box, the motor five is connected to a spiral blade through a rotating shaft two, a discharge port is provided below the support plate, the support plate is connected to a bottom plate through a hydraulic rod, and a steering wheel is provided below the bottom plate. The utility model provides a grinding device for grinding plastic track materials that can grind evenly, perform multiple cycles of grinding, and facilitate the packaging of finished products. The filter plate in the above patent has the following deficiencies in use: when in use, since the filter plate is fixedly arranged in the grinding box, the filter plate is easily blocked, and materials accumulate on the filter plate, affecting the material feeding speed and resulting in reduced grinding efficiency. Utility Model Content

[0004] The utility model aims to solve the problem in the prior art that the filter plate is fixed in the box and is easily blocked, and proposes a grinding device for grinding plastic track materials.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A grinding device for grinding plastic track materials, comprising a box body, and also comprising: two groups of grinding rollers, wherein a grinding bin is opened in the box body, the two groups of grinding rollers are rotatably arranged in the grinding bins, and a first motor for driving the grinding rollers to rotate is fixedly arranged on the box body; a fixed frame, wherein a screening bin is opened in the box body, the grinding bin is connected with the screening bin through a discharge hole, the fixed frame is lifted and arranged in the screening bin, and an installation frame is slidably arranged on the fixed frame, a screen is fixedly arranged in the installation frame, and a vibration motor is fixedly arranged on the fixed frame.

[0007] In order to facilitate the lifting and lowering of the fixed frame, preferably, a plurality of groups of screws are fixedly arranged on the top of the screening bin, baffles are respectively threadedly connected to the plurality of groups of screws, connecting plates with L-shaped structures are slidably arranged on the plurality of groups of screws, and a plurality of groups of adapter plates are fixedly arranged on the fixed frame, and the ends of the plurality of groups of connecting plates away from the screws are respectively rotatably connected to the corresponding adapter plates.

[0008] In order to facilitate the vibration motor to drive the fixed frame and the screen to perform vibration screening, further, a first spring is sleeved on the screw rod, and two ends of the first spring are respectively against the baffle plate and the connecting plate.

[0009] In order to facilitate the installation and disassembly of the installation frame and the screen, preferably, an installation groove is opened in the fixed frame, the installation frame is slidably arranged in the installation groove, and a limiting component for limiting the sliding of the installation frame is arranged on the fixed frame.

[0010] Further, the limit assembly includes: a limit rod slidably arranged on the fixed frame, wherein a limit slot is opened in the fixed frame, a limit plate is slidably arranged in the limit slot, the limit rod is fixedly connected to the limit plate, a groove is opened on the installation frame, and one end of the limit rod is snap-connected with the groove, and a pull plate is fixedly arranged on the other end of the limit rod; a second spring is sleeved on the limit rod, and two ends of the second spring are respectively against the limit slot and the limit plate.

[0011] Preferably, a feed bin connected to the grinding bin is fixedly provided on the top of the box body, a rotating shaft is rotatably provided in the feed bin, a first cutting knife is fixedly provided on the rotating shaft, a second cutting knife is fixedly provided on the inner wall of the feed bin, and a bracket is fixedly provided on the feed bin, and a second motor for driving the rotating shaft to rotate is fixedly provided on the bracket.

[0012] Compared with the prior art, the utility model provides a grinding device for grinding plastic track materials, which has the following beneficial effects:

[0013] 1. The grinding device for grinding plastic track materials has a vibration motor fixed on a fixed frame, and the fixed frame is slidably connected to the screw through a connecting plate. A first spring is sleeved on the screw, so that the vibration motor can carry the fixed frame and the screen to perform vibration screening. On the one hand, it can prevent the material from clogging the screen and affecting the use effect, and on the other hand, it can make the material fall quickly, reduce the accumulation time on the screen, and improve the grinding efficiency;

[0014] 2. The grinding device for grinding the plastic track material has a baffle connected to the screw by thread, so that the inclination angle of the fixed frame can be adjusted to improve the screening effect.

[0015] The parts not involved in the device are the same as the prior art or can be implemented by using the prior art. The utility model fixes a vibration motor on a fixed frame, and slidingly connects the fixed frame to a screw through a connecting plate. A first spring is sleeved on the screw to facilitate the vibration motor to carry the fixed frame and the screen for vibrating screening. On the one hand, it can prevent the material from clogging the screen and affecting the use effect. On the other hand, it can make the material fall quickly, reduce the accumulation time on the screen, and improve the grinding efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of a grinding device for grinding plastic track materials proposed by the utility model;

[0017] Figure 2 A half-section view of a grinding device for grinding plastic track materials proposed by the utility model;

[0018] Figure 3 A grinding device for grinding plastic track materials proposed by the utility model Figure 2 A partial schematic diagram of the

[0019] Figure 4 A grinding device for grinding plastic track materials proposed by the utility model Figure 3 Enlarged view of part A.

[0020] In the figure: 1. box body; 101. grinding bin; 102. feeding bin; 103. feeding hole; 104. screening bin; 105. collecting frame; 2. fixing frame; 201. mounting groove; 202. adapter plate; 203. limiting groove; 3. screw; 301. connecting plate; 302. baffle; 303. first spring; 4. mounting frame; 401. screen; 402. groove; 5. limiting rod; 501. limiting plate; 502. pulling plate; 6. grinding roller; 601. first gear; 602. first motor; 7. rotating shaft; 701. first cutting knife; 702. second motor; 703. second cutting knife; 704. bracket. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0023] Example:

[0024] Reference Figure 1-Figure 4A grinding device for grinding plastic track materials includes a box body 1 and two groups of grinding rollers 6, wherein a grinding chamber 101 is provided in the box body 1, the two groups of grinding rollers 6 are rotatably arranged in the grinding chamber 101, first gears 601 are fixedly arranged on the two groups of grinding rollers 6, the two groups of first gears 601 are meshed with each other, and a first motor 602 for driving the grinding rollers 6 to rotate is fixedly arranged on the box body 1, a second gear is fixedly arranged at the output end of the first motor 602, and the second gear is connected to the second gear The first gear 601 is meshed with the first gear 601 in the box body 1. When in use, the first motor 602 is started to rotate with the second gear, and the second gear is meshed with one of the first gears 601, so that the two groups of grinding rollers 6 can be driven to rotate to grind the material, thereby improving the use effect; the fixed frame 2, wherein a screening bin 104 is provided in the box body 1, and the screening bin 104 is arranged directly below the grinding bin 101, and the grinding bin 101 is connected to the screening bin 104 through the discharge hole 103, and a sliding device is provided at the bottom of the screening bin 104. The collecting frame 105, the materials that meet the requirements will pass through the screen 401 and fall into the collecting frame 105, which is convenient for subsequent use. The fixed frame 2 is lifted and set in the screening bin 104, and an installation frame 4 is slidably set on the fixed frame 2. The screen 401 is fixedly set in the installation frame 4, and a vibration motor is fixedly set on the fixed frame 2. The vibration motor is preferably provided with two groups, which are respectively located at the two ends of the fixed frame 2. When in use, by starting the vibration motor, the fixed frame 2 can be vibrated in the screening bin 104, and slide up and down along the screw 3, so that the materials falling on the screen 401 can be quickly screened. On the one hand, it can prevent the materials from clogging the screen 401 and affecting the use effect. On the other hand, it can make the materials fall quickly, reduce the accumulation time on the screen 401, and improve the grinding efficiency. In addition, a spiral feeding box is fixedly set on the box body 1, and the feeding end of the fixed frame 2 is connected with the input end of the spiral feeding box, and the output end of the spiral feeding box is connected with the feeding bin 102. The materials that do not meet the requirements can be ground again to improve the use effect.

[0025] When in use, a vibration motor is fixedly installed on the fixed frame 2, and the fixed frame 2 is slidably connected to the screw 3 through the connecting plate 301. A first spring 303 is sleeved on the screw 3, so that the vibration motor can carry the fixed frame 2 and the screen 401 for vibration screening. On the one hand, it can prevent the material from clogging the screen 401 and affecting the use effect. On the other hand, it can make the material fall quickly, reduce the accumulation time on the screen 401, and improve the grinding efficiency. By threading the baffle 302 on the screw 3, it is convenient to adjust the inclination angle of the fixed frame 2 and improve the screening effect.

[0026] Reference Figure 2-Figure 4, multiple groups of screw rods 3 are fixedly arranged on the top of the screening bin 104, and the screw rods 3 are arranged in two to six groups. Here, we prefer four groups. The four groups of screw rods 3 are respectively threadedly connected with baffles 302, and the four groups of screw rods 3 are slidably arranged with connecting plates 301 in an L-shaped structure, that is, the short side of the L-shaped connecting plate 301 is slidably connected to the screw rods 3, and multiple groups of adapter plates 202 are fixedly arranged on the fixing frame 2, and the adapter plates 202 are arranged in two to eight groups, preferably four groups, corresponding to the positions of the screw rods 3 one by one, and the ends of the four groups of connecting plates 301 away from the screw rods 3 are respectively rotated with the corresponding adapter plates 202 The four sets of screw rods 3 are dynamically connected, and the first springs 303 are respectively sleeved on the four sets of screw rods 3, and the two ends of the first springs 303 are respectively against the baffle 302 and the connecting plate 301. When in use, the screw rods 3 are fixedly arranged in the screening bin 104, and the connecting plate 301 is elastically slid on the screw rods 3, and one end of the connecting plate 301 is rotatably connected to the fixed frame 2, and the baffle 302 is threadedly connected to the screw rods 3. On the one hand, it is convenient for the fixed frame 2 to carry the screen 401 for vibration screening to improve the screening effect. On the other hand, by rotating the baffle 302, it is convenient to adjust the inclination angle of the fixed frame 2 to further improve the screening effect.

[0027] Reference Figure 4 A mounting groove 201 is opened in the fixed frame 2, and the mounting frame 4 is slidably set in the mounting groove 201, and a limiting component for limiting the sliding of the mounting frame 4 is arranged on the fixed frame 2. When in use, the mounting groove 201 is opened in the fixed frame 2, which facilitates the installation and disassembly of the mounting frame 4, and facilitates the replacement or maintenance of the screen 401, thereby improving the use effect.

[0028] Reference Figure 4The limiting component can fix the installation frame 4 on the fixed frame 2 by screws or buckles. Here, according to the actual usage, the limiting component is designed as follows: a limiting rod 5 is slidably arranged on the fixed frame 2, wherein a limiting groove 203 is provided in the fixed frame 2, a limiting plate 501 is slidably arranged in the limiting groove 203, the limiting rod 5 is fixedly connected to the limiting plate 501, a groove 402 is provided on the installation frame 4, and one end of the limiting rod 5 is snap-connected with the groove 402, and a pull plate 502 is fixedly arranged on the other end of the limiting rod 5; a second spring is sleeved on the limiting rod 5, and the two ends of the second spring are respectively against the limiting groove 203 and the limiting plate 501. When in use, the pull plate 502 is used to With the limit rod 5 sliding, one end of the limit rod 5 can be disengaged from the snap connection with the groove 402, which is convenient for removing the installation frame 4 from the fixed frame 2. Conversely, when installing the installation frame 4 into the installation groove 201, the limit rod 5 is also slid with the pull plate 502, so that one end of the limit rod 5 slides into the limit groove 203, and then the installation frame 4 is pushed into the installation groove 201. When the installation frame 4 is installed in place, release the pull on the pull plate 502. Under the elastic force of the second spring, the limit plate 501 and the limit rod 5 slide downward, and one end of the limit rod 5 is snap-connected with the groove 402 again, fixing the installation frame 4 on the fixed frame 2 to prevent the installation frame 4 from sliding during normal use and affecting the screening effect.

[0029] Reference Figure 1 and Figure 2 A feeding bin 102 connected to the grinding bin 101 is fixedly arranged on the top of the box body 1, and a rotating shaft 7 is rotatably arranged in the feeding bin 102. A first cutting knife 701 is fixedly arranged on the rotating shaft 7. The first cutting knife 701 is evenly arranged in multiple groups. Here, we have set six layers, two to six groups per layer, preferably three groups. A second cutting knife 703 corresponding to the first cutting knife 701 is fixedly arranged on the inner wall of the feeding bin 102. The second cutting knife 703 is arranged in four layers, two to six groups per layer, preferably four groups, and a bracket 704 is fixedly arranged on the feeding bin 102. A second motor 702 for driving the rotating shaft 7 to rotate is fixedly arranged on the bracket 704. When in use, the rotating shaft 7 is driven by the second motor 702 to rotate, and the rotating shaft 7 can drive the first cutting knife 701 to rotate in the feeding bin 102 to preliminarily cut the material, which can improve the grinding efficiency.

[0030] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A grinding device for grinding plastic track materials, comprising a housing (1), characterized in that: Also includes: Two sets of grinding rollers (6), A grinding chamber (101) is provided in the box (1), two groups of grinding rollers (6) are rotatably arranged in the grinding chamber (101), and a first motor (602) for driving the grinding rollers (6) to rotate is fixedly arranged on the box (1); Fixed frame (2), The box body (1) is provided with a screening bin (104), the grinding bin (101) is connected to the screening bin (104) through a feeding hole (103), the fixed frame (2) is arranged in the screening bin (104) in a lifting manner, and a mounting frame (4) is slidably arranged on the fixed frame (2), a screen (401) is fixedly arranged in the mounting frame (4), and a vibration motor is fixedly arranged on the fixed frame (2); A plurality of sets of screw rods (3) are fixedly arranged at the top of the screening bin (104), baffles (302) are respectively threadedly connected to the plurality of sets of screw rods (3), connecting plates (301) in an L-shaped structure are slidably arranged on the plurality of sets of screw rods (3), and a plurality of sets of adapter plates (202) are fixedly arranged on the fixing frame (2), and ends of the plurality of sets of connecting plates (301) away from the screw rods (3) are respectively rotatably connected to corresponding adapter plates (202); The screw rod (3) is sleeved with a first spring (303), and two ends of the first spring (303) are respectively against the baffle plate (302) and the connecting plate (301); The fixing frame (2) is provided with a mounting groove (201), the mounting frame (4) is slidably arranged in the mounting groove (201), and a limiting component for limiting the sliding of the mounting frame (4) is arranged on the fixing frame (2).

2. A grinding device for grinding plastic track materials according to claim 1, characterized in that: The limiting component comprises: A limiting rod (5) slidably arranged on the fixing frame (2), The fixing frame (2) is provided with a limiting groove (203), a limiting plate (501) is slidably arranged in the limiting groove (203), the limiting rod (5) is fixedly connected to the limiting plate (501), the installation frame (4) is provided with a groove (402), one end of the limiting rod (5) is snap-fitted and connected to the groove (402), and the other end of the limiting rod (5) is fixedly provided with a pulling plate (502); A second spring is sleeved on the limiting rod (5), and two ends of the second spring respectively abut against the limiting groove (203) and the limiting plate (501).

3. A grinding device for grinding plastic track materials according to claim 1, characterized in that: A feed bin (102) connected to the grinding bin (101) is fixedly arranged on the top of the box body (1); a rotating shaft (7) is rotatably arranged inside the feed bin (102); a first cutting knife (701) is fixedly arranged on the rotating shaft (7); a second cutting knife (703) is fixedly arranged on the inner wall of the feed bin (102); a bracket (704) is fixedly arranged on the feed bin (102); and a second motor (702) for driving the rotating shaft (7) to rotate is fixedly arranged on the bracket (704).

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