Multi-roller type grinding device

Abstract

The utility model relates to the technical field of grinding devices, and discloses a multi-roller type grinding device, which effectively solves the problem that materials are not completely ground due to the fact that the materials which are not ground and refined are directly discharged during filtering at present, and comprises a machine body, side plates are symmetrically arranged on two sides of the machine body, and supporting legs are arranged at the bottom ends of the side plates. A feeding pipe is installed at the top end of the machine body, a collecting box is installed at the bottom end of the machine body, the machine body is communicated with the collecting box, a discharging pipe is installed at the bottom end of the collecting box, a filtering plate is installed in the machine body, the filtering plate is located at the bottom of the machine body, and filtering holes are evenly formed in the filtering plate. The second grinding roller is driven to move in a reciprocating mode along the sliding groove, after materials pass through the two first grinding rollers and fall onto the filtering plate, the second grinding roller moves in a reciprocating mode to continuously grind the materials which are not ground completely, and therefore the materials which are not ground completely are further ground, and the grinding effect is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of grinding devices, in particular to a multi-roller grinding device. Background Art

[0002] According to the patent document with the authorization announcement number of "CN209333815U" and the invention name of "A multi-roller grinder", its specification states: When in use, first use the tightening belt to tighten the elastic openings at both ends of the gathering bag to the bottom end of the discharge port and the outer side of the top of the receiving box respectively, and then add the material to be ground into the feed hopper. The material entering the feed hopper slides smoothly into the grinder body along the guide inclined plate, and the driving motor drives the grinding roller to rotate to grind the material. The ground material falls on the vibrating screen, and the vibration motor works to arouse the vibration screen to vibrate, so that the material is The vibrating screen vibrates and screens the unground material. Finally, the ground material falls from the gathering bag into the receiving box through the discharge port to complete the grinding of the material. At the same time, during the grinding process, the brush plate inside the grinder body can contact the outer surface of the grinding roller under the elastic force of the spring, and brush off the powder adhering to the grinding roller. The dust cover above the feed hopper can suck away and collect the dust raised from the feed hopper during the material grinding process under the dust suction effect of the vacuum cleaner to prevent the dust from floating around and polluting the surrounding working environment. However, the following defects still exist:

[0003] During filtration, the unground material is directly discharged, resulting in incomplete grinding of the material. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a multi-roller grinding device, which effectively solves the problem of incomplete grinding of materials due to direct discharge of unground materials during filtering.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multi-roller grinding device, comprising a machine body, side plates are symmetrically installed on both sides of the machine body, support legs are installed at the bottom ends of the side plates, a feed pipe is installed at the top end of the machine body, a collection box is installed at the bottom end of the machine body, the machine body is connected with the collection box, a discharge pipe is installed at the bottom end of the collection box, a filter plate is installed inside the machine body, the filter plate is located at the bottom of the machine body, filter holes are evenly opened on the filter plate, and a grinding assembly is installed inside the machine body;

[0006] The grinding assembly includes a first grinding roller symmetrically arranged inside the machine body, and first rotating shafts are symmetrically installed at both ends of the first grinding roller, and the first rotating shafts are rotatably connected to the machine body, and one end of one of the first rotating shafts is fixedly connected to the output shaft of the motor, and the motor is fixedly installed on the back of the machine body;

[0007] The third gear is rotatably connected to the inner wall of the machine body, a fixed rod is installed on the front side of the third gear, the axis of the fixed rod is not in the same straight line with the axis of the third gear, a second grinding roller is arranged above the filter plate, second rotating shafts are symmetrically installed at both ends of the second grinding roller, side connecting blocks are symmetrically arranged on both sides of the second grinding roller, the side connecting blocks are rotatably connected to the second rotating shaft, a swivel seat is installed on the top of the side connecting block, a rotating rod is rotatably installed on the fixed rod, and the other end of the rotating rod is rotatably connected to the swivel seat.

[0008] Preferably, a first gear is mounted on the first rotating shaft on the same side of the two first grinding rollers, and the two first gears are meshed with each other.

[0009] Preferably, a second gear is mounted on the first rotating shaft at one side of one of the first grinding rollers, and a third gear is meshedly connected to a side of the second gear away from the other first grinding roller.

[0010] Preferably, a slider is installed on the side of the two side connecting blocks that are away from each other, and the slider is slidably installed inside the slide groove, and the two slide grooves are symmetrically opened on the front and back sides of the inner wall of the machine body.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] (1) In the present invention, the third gear rotates to drive the second grinding roller to move back and forth along the chute. After the material passes through the two first grinding rollers and falls onto the filter plate, the second grinding roller moves back and forth to continuously crush the unground material, thereby further grinding the unground material and improving the grinding effect.

[0013] (2) The new type rotates the third gear while the two first grinding rollers rotate. The material passes through the two first grinding rollers and falls onto the filter plate to complete the first grinding. Then, it is reciprocated and ground by the second grinding roller to complete the second grinding. This allows the material to be ground twice, increasing the number of grinding times and improving the grinding effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0015] In the attached picture:

[0016] Figure 1 This is a schematic diagram of the structure of the multi-roller grinding device of the utility model;

[0017] Figure 2 This is a schematic diagram of the internal structure of the machine body of the utility model;

[0018] Figure 3This is a schematic diagram of the structure of the first grinding roller of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the third gear of the utility model;

[0020] Figure 5 This is a schematic diagram of the structure of the second grinding roller of the utility model;

[0021] In the figure: 1. body; 2. side panel; 3. support leg; 4. feed pipe; 5. collection box; 6. discharge pipe; 7. filter plate; 8. filter hole; 9. grinding assembly; 901. first grinding roller; 902. first rotating shaft; 903. motor; 904. first gear; 905. second gear; 906. third gear; 907. fixed rod; 908. rotating rod; 909. second grinding roller; 910. second rotating shaft; 911. side connecting block; 912. rotating seat; 913. slider; 10. slide groove. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0023] Embodiment 1, by Figure 1-Figure 5 The utility model includes a machine body 1, side panels 2 are symmetrically installed on both sides of the machine body 1, support legs 3 are installed at the bottom ends of the side panels 2, a feed pipe 4 is installed at the top end of the machine body 1, a collection box 5 is installed at the bottom end of the machine body 1, the machine body 1 is connected with the collection box 5, a discharge pipe 6 is installed at the bottom end of the collection box 5, a filter plate 7 is installed inside the machine body 1, the filter plate 7 is located at the bottom of the machine body 1, and filter holes 8 are evenly opened on the filter plate 7, and a grinding assembly 9 is installed inside the machine body 1;

[0024] The grinding assembly 9 includes a first grinding roller 901 symmetrically arranged inside the machine body 1, and first rotating shafts 902 are symmetrically installed at both ends of the first grinding roller 901. The first rotating shafts 902 are rotatably connected to the machine body 1, and one end of one of the first rotating shafts 902 is fixedly connected to the output shaft of the motor 903. The motor 903 is fixedly installed on the back of the machine body 1. A first gear 904 is installed on the first rotating shaft 902 on the same side of the two first grinding rollers 901. The two first gears 904 are meshed with each other. A first rotating shaft 902 on one side of one of the first grinding rollers 901 is installed. A second gear 905 is provided, and a third gear 906 is meshedly connected to one side of the second gear 905 away from the other first grinding roller 901, and the third gear 906 is rotatably connected to the inner wall of the machine body 1, and a fixing rod 907 is installed on the front of the third gear 906, and the axis of the fixing rod 907 is not in the same straight line as the axis of the third gear 906, and a second grinding roller 909 is provided above the filter plate 7, and second rotating shafts 910 are symmetrically installed at both ends of the second grinding roller 909, and side connecting blocks 911 are symmetrically provided on both sides of the second grinding roller 909, and the side connecting blocks 911 are symmetrically provided on both sides of the second grinding roller 909. The block 911 is rotatably connected with the second rotating shaft 910, a rotating seat 912 is installed on the top of the side connecting block 911, a rotating rod 908 is rotatably installed on the fixed rod 907, and the other end of the rotating rod 908 is rotatably connected with the rotating seat 912. The two side connecting blocks 911 are installed with sliders 913 on the sides away from each other. The sliders 913 are slidably installed inside the slide groove 10. The two slide grooves 10 are symmetrically opened on the front and back sides of the inner wall of the body 1. The third gear 906 rotates to drive the second grinding roller 909 to move back and forth along the slide groove 10. When the material passes through the two After the first grinding roller 901 falls onto the filter plate 7, the second grinding roller 909 moves back and forth to continuously crush the unground material, thereby further grinding the unground material and improving the grinding effect. The two first grinding rollers 901 rotate while the third gear 906 rotates, and the material passes through the two first grinding rollers 901 and falls onto the filter plate 7 to complete the first grinding, and then is reciprocated and crushed by the second grinding roller 909 to complete the second grinding, so that the material can be ground twice, increasing the number of grinding times and improving the grinding effect.

[0025] Working principle: When in use, first turn on the motor 903 to rotate one of the first grinding rollers 901, and then the first gears 904 on one side of the two first grinding rollers 901 are meshed, so that the two first grinding rollers 901 rotate relatively, and when the motor 903 is turned on, the second gear 905 rotates, and the second gear 905 is meshed with the third gear 906, thereby driving the third gear 906 to rotate, and then the fixed rod 907 rotates with the third gear 906, pulling one end of the rotating rod 908 to move with the fixed rod 907, and the other end of the rotating rod 908 is rotationally connected to the rotating seat 912 on the side connecting block 911, and at the same time, the side connecting block 911 is slidably connected to the slide 10, thereby driving the second grinding roller 909 to move back and forth laterally along the slide 10;

[0026] The material is fed into the machine body 1 from the feed pipe 4, and flows downward between the two first grinding rollers 901, and then ground under the friction of the two first grinding rollers 901, and the ground material falls on the top of the filter plate 7, and the ground material falls into the collection box 5 through the filter hole 8, while the unground material remains on the top of the filter plate 7, and during the horizontal reciprocating movement of the second grinding roller 909, the second grinding roller 909 grinds the unground material again, thereby improving the grinding effect.

Claims

1. A multi-roller grinding device, comprising a body (1), characterized in that: The body (1) is symmetrically provided with side panels (2), the bottom ends of the side panels (2) are provided with support legs (3), the top end of the body (1) is provided with a feed pipe (4), the bottom end of the body (1) is provided with a collection box (5), the body (1) is connected to the collection box (5), the bottom end of the collection box (5) is provided with a discharge pipe (6), a filter plate (7) is provided inside the body (1), the filter plate (7) is located at the bottom of the body (1), filter holes (8) are evenly provided on the filter plate (7), and a grinding assembly (9) is provided inside the body (1); The grinding assembly (9) comprises a first grinding roller (901) symmetrically arranged inside the machine body (1), first rotating shafts (902) are symmetrically mounted at both ends of the first grinding roller (901), the first rotating shafts (902) are rotatably connected to the machine body (1), one end of one of the first rotating shafts (902) is fixedly connected to the output shaft of a motor (903), and the motor (903) is fixedly mounted on the back of the machine body (1); The third gear (906) is rotatably connected to the inner wall of the machine body (1); a fixed rod (907) is installed on the front of the third gear (906); the axis of the fixed rod (907) and the axis of the third gear (906) are not on the same straight line; a second grinding roller (909) is provided above the filter plate (7); second rotating shafts (910) are symmetrically installed at both ends of the second grinding roller (909); side connecting blocks (911) are symmetrically provided on both sides of the second grinding roller (909); the side connecting blocks (911) are rotatably connected to the second rotating shaft (910); a rotating seat (912) is installed on the top of the side connecting block (911); a rotating rod (908) is rotatably installed on the fixed rod (907); the other end of the rotating rod (908) is rotatably connected to the rotating seat (912).

2. A multi-roll grinding device according to claim 1, characterized in that: A first gear (904) is mounted on the first rotating shaft (902) on the same side of the two first grinding rollers (901), and the two first gears (904) are meshed with each other.

3. A multi-roll grinding device according to claim 1, characterized in that: A second gear (905) is mounted on the first rotating shaft (902) on one side of one of the first grinding rollers (901), and a third gear (906) is meshedly connected to the side of the second gear (905) away from the other first grinding roller (901).

4. A multi-roll grinding device according to claim 1, characterized in that: A slider (913) is installed on the side of the two side connecting blocks (911) that are away from each other. The slider (913) is slidably installed inside the slide groove (10). The two slide grooves (10) are symmetrically opened on the front and back sides of the inner wall of the body (1).

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