CN112169905A

CN112169905A - Inner roller type crusher

Info

Publication number: CN112169905A
Application number: CN202011106292.9A
Authority: CN
Inventors: 郭丽丽; 刘星; 秦楠; 王小敏; 裴科
Original assignee: Shanxi University of Chinese Mediciine
Current assignee: Shanxi University of Chinese Mediciine
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2021-01-05
Anticipated expiration: 2040-10-13
Also published as: CN112169905B

Abstract

The invention relates to an inner roller type crusher, belonging to the technical field of crushing; the inner roller type pulverizer is provided, the grinding and grinding of materials are realized by mutual rolling of an inner roller and a roller, the structure is simple, the pulverization can be realized by only one drive, and the energy consumption is low; the technical scheme for solving the technical problem is as follows: interior roll-type rubbing crusher, including the cylinder, interior roller, connector and big frame, the cylinder is the peach-shaped cone, inside is the cavity, interior roller water droplet form, be located the cavity of cylinder, the little one end of cylinder tapering and the one end roll connection of big frame, the big one end of cylinder tapering and connector fixed connection, the other end roll connection of connector and big frame, the connector realizes rotation on big frame through being connected with external drive, the cylinder is through being connected with the connector and rotation on big frame, the cylinder is horizontal setting when the rotation, relative friction and roll appear with the inner wall of cylinder through self gravity to the interior roller.

Description

Inner roller type crusher

Technical Field

The invention relates to the technical field of crushing, in particular to an inner roller type crusher.

Background

The crusher is widely applied to mines, smelting, building materials, water conservancy and chemical industries and families as common processing equipment. At present, commonly used crushing machines include jaw crushers, impact crushers, winnowing crushers, hammer crushers, impact crushers, roll crushers, composite crushers and the like.

The roller type crushers are divided into a double-roller type crusher, a four-roller type crusher and a toothed roller type crusher, the roller type crushers have the problems of large size, high energy consumption and the like, and the roller type crushers can be processed by at least more than two motors; meanwhile, the grinding fineness is not enough, and if a certain effect is required, repeated grinding is needed, so that the efficiency is low.

In addition, for the grinding of the traditional Chinese medicinal materials, due to the difference of the medicinal material structures, the traditional Chinese medicines with different forms are difficult to grind in one grinding device, so that the adaptability of the grinding device is poor.

Disclosure of Invention

The invention overcomes the defects of the prior art, provides the inner roller type crusher, realizes crushing and grinding of materials by mutual rolling of the inner roller and the roller, has simple structure, can realize crushing only by one drive, and has low energy consumption.

In order to solve the technical problems, the invention adopts the technical scheme that: the inner roller type pulverizer comprises a roller, an inner roller, a connector and a large frame, wherein the roller is a peach-shaped cone, the inner roller is a cavity, the inner roller is in a water-drop shape and is positioned in the cavity of the roller, one end with small roller taper is in rolling connection with one end of the large frame, one end with large roller taper is fixedly connected with the connector, the connector is in rolling connection with the other end of the large frame, the connector is in driving connection with the outside to realize autorotation on the large frame, the roller is in autorotation on the large frame through connection with the connector, and the roller is horizontally arranged during autorotation;

the tip of the inner roller is fixed with a ball head, the ball head extends out of the roller from the large taper end of the roller, the ball head is movably arranged in the connector, the small taper end of the inner roller freely falls on the inner wall of the roller due to self gravity, when the roller rotates, the inner roller generates relative friction and rolling with the inner wall of the roller through self gravity, and the ball head performs relative rolling in the connector.

The grinding machine is characterized in that materials to be ground are placed in the cavity of the roller, and the inner roller is used for grinding the materials to be ground through interaction of self gravity and the inner wall of the cavity of the roller.

In this embodiment, the inner wall of the cavity of the roller is uniformly distributed with inner grinding teeth, the outer surface of the inner roller is uniformly distributed with outer grinding teeth, and the inner grinding teeth and the outer grinding teeth are matched to grind materials.

The connector comprises a connecting disc, a power shaft and two semicircular chucks, wherein the connecting disc is a flange plate, one surface of the connecting disc is fixedly connected with the power shaft, the center of the other surface of the connecting disc is provided with a concave hemispherical surface, the two semicircular chucks are butted to form a circular flange plate, and a spherical surface hole is formed in the central position of the circular flange plate;

the curvature radius of the spherical surface hole is consistent with that of the hemispherical surface, the connecting disc is connected with the two semicircular chucks, so that the hemispherical surface and the spherical surface hole form a spherical cavity, and the ball head is located in the spherical cavity and can freely rotate in space.

The outer surface of the large taper end of the roller is provided with a fixed disc, the fixed disc is connected with the two semicircular chucks, the center of the fixed disc is provided with a conical hole, and the taper of the conical hole meets the requirements of free swing and rotation of the inner roller in the cavity of the roller.

The curvature of the inner wall of the roller is the same as that of the outer surface of the inner roller.

The outer wall of the large taper end of the roller is fixed with a tail disc, the central shaft of the tail disc is coaxial with the central shaft of the roller, the outer wall of the tail disc is connected with the large frame through a bearing, the tail disc is communicated with the inner cavity of the roller, the outer end face of the tail disc is arranged in an openable and closable mode, and when the outer end face of the tail disc is opened, materials to be ground are placed into the inner cavity of the roller through the tail disc.

The big frame comprises two U-shaped frames and two frame supports, which are supported at two ends of the U-shaped frames to enable the rollers to be horizontally and transversely arranged.

One end of the U-shaped frame is connected with the small taper end of the roller and is hinged with a frame support, the other end of the U-shaped frame is provided with a bayonet lock, the other frame support is provided with a pin support, and the bayonet lock is placed on the pin support;

the U-shaped frame is characterized in that a supporting cylinder is arranged between the U-shaped frame and the frame support, when the supporting cylinder extends out, the bayonet pin is separated from the pin support, the U-shaped frame rotates around a hinged point, the U-shaped frame and the roller are vertically arranged, the outer end of the tail disc is arranged downwards, a grinding object in the roller can fall out from the tail disc, and when the supporting cylinder contracts, the U-shaped frame and the roller are horizontally arranged.

Compared with the prior art, the invention has the following beneficial effects:

1. this device has thoroughly changed the mode of two roller mutual extrusion among the prior art, adopts interior roller and the mutual friction extruded mode of cylinder, grinds the crushing to the material in the cylinder.

2. The roller of this device adopts the peach type cylinder, and this special construction can be in the same place the fine recovery of material, cooperates the interior roller of water droplet shape again, and the material to in the cylinder that can the at utmost grinds efficiency improvement.

3. The device can realize crushing and grinding only by one drive, adopts the transverse placement and rotation of the roller, and can save energy consumption and reduce the volume of equipment by the way that the inner roller freely falls by gravity.

4. The device utilizes the connector to realize the interconnection among the roller, the inner roller and the big frame, the connector can transmit power to the roller, the inner roller can only move in the roller while being limited, the roller is movably arranged on the big frame through the connector, the structure of the connector is also used for adapting to the movement of the inner roller, and meanwhile, a spherical cavity is arranged in the connector for the rationality of structure and installation, so that the free movement of a ball head on the inner roller in the connector is realized.

5. The curvature of the curved surfaces of the inner roller and the inner wall of the roller in the device is the same, so that the aim of maximizing the contact area is fulfilled, and meanwhile, due to the gravity, the inner roller is closely attached to the inner wall of the roller, so that the grinding is more effective.

6. This device has installed the tail dish additional at the afterbody, when being connected with big frame, plays the purpose of discharge gate, will discharge gate setting at the afterbody, can not influence grinding processing completely, can not prevent that the material from splashing simultaneously.

7. The device is characterized in that the large frame is rotatable, so that ground materials can be poured out better and the cleaning is more convenient.

8. The device has the advantages of simple structure, convenient operation, small occupied space, energy conservation, high processing efficiency and strong adaptability, can be applied to various shapes of objects to be ground, such as grains, and particularly various traditional Chinese medicinal materials, and is suitable for crushing and grinding in various industries.

Drawings

The invention is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the connector and drum of the present invention;

FIG. 3 is a schematic view of the construction of the inner roll of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 1;

FIG. 5 is a schematic view of the connection disc and the power shaft of the present invention;

FIG. 6 is a cross-sectional view of FIG. 5;

FIG. 7 is a schematic view of a half-round chuck according to the present invention;

FIG. 8 is a schematic structural view of a fixing plate according to the present invention.

In the figure, 1 is a roller, 2 is an inner roller, 3 is a connector, 4 is a big frame, 5 is a fixed disc, 11 is a tail disc, 21 is a ball head, 31 is a connecting disc, 32 is a power shaft, 33 is a semicircular chuck, 34 is a hemispherical surface, 35 is a spherical hole, 41 is a U-shaped frame, 42 is a frame bracket, 43 is a clamping pin, 44 is a pin bracket, 45 is a supporting cylinder, and 51 is a conical hole.

Detailed Description

As shown in fig. 1 to 8, the inner roller mill of the present invention includes a roller 1, an inner roller 2, a connector 3, and a large frame 4, wherein the roller 1 is a peach-shaped cone, the inner roller 2 is a drop-shaped roller and is located in the cavity of the roller 1, one end of the roller 1 with a small taper is connected with one end of the large frame 4 in a rolling manner, one end of the roller 1 with a large taper is fixedly connected with the connector 3, the connector 3 is connected with the other end of the large frame 4 in a rolling manner, the connector 3 is connected with the outside in a driving manner to rotate on the large frame 4, the roller 1 is connected with the connector 3 to rotate on the large frame 4, and the roller 1 is horizontally arranged when rotating.

The tip of the inner roller 2 is fixed with a ball head 21, the ball head 21 extends out of the roller 1 from the large taper end of the roller 1, the ball head 21 is movably arranged in the connector 3, the small taper end of the inner roller 2 freely falls on the inner wall of the roller due to self gravity, when the roller 1 rotates, the inner roller 2 generates relative friction and rolling with the inner wall of the roller 1 through self gravity, and the ball head 21 rolls relatively in the connector 3.

In this embodiment, the connector 3 includes a connection disc 31, a power shaft 32 and two semicircular chucks 33, the connection disc 31 is a flange, one surface of the connection disc is fixedly connected with the power shaft 32, a concave hemispherical surface 34 is arranged at the center of the other surface, the two semicircular chucks 33 are butted to form a circular flange, and a spherical hole 35 is arranged at the central position of the circular flange.

The curvature radius of the spherical hole 35 is consistent with that of the hemispherical surface 34, the connecting disc 31 is connected with the two semicircular chucks 33, so that the hemispherical surface 34 and the spherical hole 35 form a spherical cavity, and the ball head 22 is located in the spherical cavity and can freely rotate in space. The grinding machine is characterized in that materials to be ground are placed in a cavity of the roller 1, and the inner roller 2 grinds the materials to be ground through interaction of self gravity and the inner wall of the cavity of the roller 1.

The purpose of the two semicircular chucks 33 is to place the ball head 22 into the spherical hole 35 during installation, and then to clip the two semicircular chucks 33, so as to achieve the purpose of placing the ball head 22 into the spherical cavity.

The outer surface of the large taper end of the roller 1 is provided with a fixed disc 5, the fixed disc 5 is connected with two semicircular chucks 33, the center of the fixed disc 5 is provided with a conical hole 51, and the taper of the conical hole 51 meets the requirements of free swing and rotation of the inner roller 2 in the cavity of the roller 1.

Inner grinding teeth are uniformly distributed on the inner wall of the cavity of the roller 1, outer grinding teeth are uniformly distributed on the outer surface of the inner roller 2, the inner grinding teeth and the outer grinding teeth are matched to grind materials, and meanwhile, the curvature of the inner wall of the roller 1 is the same as that of the outer surface of the inner roller 2, so that the maximum grinding area is ensured.

The outer wall of the large taper end of the roller 1 is fixedly provided with a tail disc 11, the central shaft of the tail disc 11 is coaxial with the central shaft of the roller 1, the outer wall of the tail disc 11 is connected with a large frame 4 through a bearing, the tail disc 11 is communicated with the inner cavity of the roller 1, the outer end face of the tail disc 11 is openable, when the outer end face of the tail disc 11 is opened, materials to be ground are placed into the inner cavity of the roller 1 through the tail disc 11, the tail disc 11 is not arranged, a feeding port is formed in the roller 1, the opening easily influences the balance of the roller, the requirements of sealing and the like are met, and the tail disc is arranged at the tail part to optimize the structure.

The big frame 4 comprises a U-shaped frame 41 and two frame supports 42, the two frame supports 42 are supported at two ends of the U-shaped frame 41 to enable the roller 1 to be horizontally and transversely arranged, one end of the U-shaped frame 41 is connected with the small taper end of the roller 1 and hinged with one frame support 42, a clamping pin 43 is arranged at the other end of the U-shaped frame 41, a pin support 44 is arranged on the other frame support 42, and the clamping pin 43 is arranged on the pin support 44.

A supporting cylinder 45 is arranged between the U-shaped frame 41 and the frame bracket 42, when the supporting cylinder 45 extends out, the bayonet pin 43 is separated from the pin bracket 44, the U-shaped frame 41 rotates around a hinged point, the U-shaped frame 41 and the roller 1 are vertically arranged, the outer end of the tail disc 11 faces downwards, the ground objects in the roller 1 can fall out of the tail disc 11, and when the supporting cylinder 45 contracts, the U-shaped frame 41 and the roller 1 are horizontally arranged.

The specific working process is as follows:

initial condition keeps cylinder 1 to place for the level, open tail dish 11, the material that will wait to grind is put into cylinder 1 through tail dish 11 in, close tail dish 11 back, start external drive arrangement, connector 3 begins to rotate, because connector 3 and cylinder 1 fixed connection, therefore, cylinder 1 also begins to rotate, because the influence of gravity, interior roller 2 is at the rolling in-process of cylinder 1, the state of partial to lower part is presented all the time, in the rolling of cylinder 1, take place the friction with interior roller 2, under the interact of interior grinding tooth and outer grinding tooth, the material is by abundant grinding.

Different rotating speeds can be selected according to materials with different hardness in operation, so that a better grinding effect is achieved.

After the grinding, adjustment support cylinder 45 to the state of stretching out, support cylinder 45 promotes cylinder 1 on big frame 4 and the big frame and rotates around articulated department together, until rotatory to vertical direction, and tail disc 11 this moment becomes to set up down, opens tail disc 11, and the material that grinds can directly pour out, unusual convenience.

The device has the advantages of very simple integral structure, small occupied space, convenient processing and transportation, high efficiency, low energy consumption, suitability for mass production, family use and suitability for various ground objects in various shapes.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. Interior roll crusher, its characterized in that: the roller type automatic rolling machine comprises a roller (1), an inner roller (2), a connector (3) and a large frame (4), wherein the roller (1) is a peach-shaped cone, a cavity is formed in the roller (1), the inner roller (2) is in a water drop shape and is positioned in the cavity of the roller (1), one end of the roller (1) with small taper is in rolling connection with one end of the large frame (4), one end of the roller (1) with large taper is fixedly connected with the connector (3), the connector (3) is in rolling connection with the other end of the large frame (4), the connector (3) is in driving connection with the outside to realize autorotation on the large frame (4), the roller (1) is connected with the connector (3) to autorotate on the human frame (4), and the roller (1) is horizontally arranged during autorotation;

a ball head (21) is fixed at the tip end of the inner roller (2), the ball head (21) extends out of the roller (1) from the large taper end of the roller (1), the ball head (21) is movably arranged in the connector (3), the small taper end of the inner roller (2) freely falls on the inner wall of the roller due to self gravity, when the roller (1) rotates, the inner roller (2) generates relative friction and rolling with the inner wall of the roller (1) through self gravity, and the ball head (21) performs relative rolling in the connector (3);

the grinding machine is characterized in that materials to be ground are placed in a cavity of the roller (1), and the inner roller (2) is used for grinding the materials to be ground through interaction of self gravity and the inner wall of the cavity of the roller (1).

2. The inner roller mill according to claim 1, characterized in that: the connector (3) comprises a connecting disc (31), a power shaft (32) and two semicircular chucks (33), wherein the connecting disc (31) is a flange plate, one surface of the connecting disc is fixedly connected with the power shaft (32), the center of the other surface of the connecting disc is provided with a concave hemispherical surface (34), the two semicircular chucks (33) are butted to form a circular flange plate, and a spherical hole (35) is formed in the central position of the circular flange plate;

the curvature radius of the spherical hole (35) is consistent with that of the hemispherical surface (34), the connecting disc (31) is connected with the two semicircular chucks (33) to enable the hemispherical surface (34) and the spherical hole (35) to form a spherical cavity, and the ball head (22) is located in the spherical cavity and can freely rotate in the space.

3. The inner roller mill according to claim 2, characterized in that: the outer surface of the large taper end of the roller (1) is provided with a fixed disc (5), the fixed disc (5) is connected with two semicircular chucks (33), the center of the fixed disc (5) is provided with a conical hole (51), and the taper size of the conical hole (51) meets the requirements of free swing and rotation of the inner roller (2) in the cavity of the roller (1).

4. The inner roller mill according to claim 1, characterized in that: inner grinding teeth are uniformly distributed on the inner wall of the cavity of the roller (1), outer grinding teeth are uniformly distributed on the outer surface of the inner roller (2), and the inner grinding teeth and the outer grinding teeth are matched to grind materials.

5. The inner roller mill according to claim 1, characterized in that: the curvature of the inner wall of the roller (1) is the same as that of the outer surface of the inner roller (2).

6. The inner roller mill according to claim 1, characterized in that: be fixed with on the outer wall of the big tapering end of cylinder (1) tail dish (11), the center pin of tail dish (11) is coaxial with the center pin of cylinder (1), the outer wall and big frame (4) of tail dish (11) are connected through the bearing, tail dish (11) communicate with each other with cylinder (1) inner chamber, the outer terminal surface of tail dish (11) becomes the setting of can opening and shutting, works as when the outer terminal surface of tail dish (11) is opened, treats that the grinding material passes through the inner chamber that cylinder (1) was put into to tail dish (11).

7. The inner roller mill according to claim 1, characterized in that: the big frame (4) comprises a U-shaped frame (41) and two frame supports (42), the two frame supports (42) are supported at two ends of the U-shaped frame (41), and the roller (1) is horizontally and transversely arranged.

8. The inner roller mill according to claim 7, characterized in that: one end of the U-shaped frame (41) is connected with the small taper end of the roller (1) and is hinged with a frame support (42), the other end of the U-shaped frame (41) is provided with a bayonet lock (43), the other frame support (42) is provided with a pin support (44), and the bayonet lock (43) is placed on the pin support (44);

be provided with between U-shaped frame (41) and frame support (42) and support cylinder (45), when supporting cylinder (45) and stretching out, bayonet lock (43) and round pin support (44) separation, U-shaped frame (41) are rotatory around the pin joint, U-shaped frame (41) and cylinder (1) become vertical setting, the setting of tail dish (11) outer end face down, and the lapping object that is located cylinder (1) can fall out from tail dish (11), when supporting cylinder (45) shrink, U-shaped frame (41) and cylinder (1) become horizontal setting.