CN220371221U - Molybdenum ore crusher - Google Patents

Abstract

A molybdenum ore crusher includes a frame. A crushing barrel is provided in the lower part of the frame. The inner cavity of the lower part of the crushing barrel is in the shape of an inverted cone. A feed port is provided on the upper side of the crushing barrel for adding the materials to be crushed. material; a crushing mechanism is provided in the frame, and the crushing mechanism passes through the crushing barrel to cooperate with the crushing barrel to crush the materials; the crushing mechanism includes a first power source and a second power source, and the output of the first power source A rotating arm is connected to the end of the rotating arm, and the second power source is fixed under the free end of the rotating arm. A crushing shaft is connected through the output end of the second power source. The upper end of the crushing shaft is installed on the rotating arm through a bearing. On the crushing shaft There are multiple rows of crushing teeth evenly distributed along the circumferential direction. The lower end of the crushing shaft is provided with a support ball and is supported on the ground through a support ball seat. The axis of the crushing shaft is arranged obliquely and is consistent with the taper of the inner cavity of the lower part of the crushing barrel. This molybdenum ore crusher has good crushing effect and high working efficiency, and can prevent larger pieces of materials from getting stuck in the crushing cavity.

Description

A kind of molybdenum ore crusher

Technical field

The utility model belongs to the field of crushing equipment, and particularly relates to a molybdenum ore crusher.

Background technique

Molybdenum is a metal element discovered relatively late. Because metal molybdenum has the advantages of high strength, high melting point, corrosion resistance, wear resistance, etc., it has been widely used in industry. Molybdenum metal is mainly extracted from molybdenum-containing minerals. In the production process of molybdenum metal, the first step is to crush the molybdenum ore. In the existing crushing process, jaw crushers and cone crushers are usually used. Crusher and other crushing machinery are used to crush molybdenum ore.

Publication No. CN107837852A discloses a molybdenum ore crusher, which includes a body. A crushing drive mechanism is provided in the body. The crushing drive mechanism includes a base plate. A rotating shaft is installed on a mounting base on one side of the base plate. An eccentric wheel is hinged on the rotating shaft. The mounting seat two on the other side of the base plate is hinged with connecting rod one. The other end of the connecting rod one is hinged with a passive roller. A support spring is provided under the passive roller. The connecting rod one is also hinged with a connecting rod two. , the other end of connecting rod two is hinged with a crushing head, and a crushing cavity is provided in the machine. The crushing head is arranged in the crushing cavity, and the crushing head can move along the height direction of the crushing cavity. The device uses the lever principle and cooperates with the crushing head set at the end to repeatedly squeeze and crush the molybdenum ore. However, the crushing efficiency of this device is low, especially for larger pieces of ore, which are not good at crushing and are easily stuck in the crushing cavity; and when the bottom pressure roller is crushing, the molybdenum ore passes through the pressure roller, and the gap is from the end arc to the pressure roller. The gap between the rollers changes greatly, and the passing rate of crushed ore is low.

Utility model content

The technical problem to be solved by this utility model is to provide a molybdenum ore crusher with good crushing effect and high working efficiency.

In order to solve the above problems, the present utility model adopts the following technical solutions:

A molybdenum ore crusher includes a frame. A crushing barrel is provided in the lower part of the frame. The inner cavity of the lower part of the crushing barrel is in the shape of an inverted cone. A feed port is provided on the upper side of the crushing barrel for adding the materials to be crushed. materials;

There is a crushing mechanism inside the frame, which passes through the crushing cylinder and is used to cooperate with the crushing cylinder to crush materials;

The crushing mechanism includes a first power source and a second power source. The output end of the first power source is connected to a rotating arm. The second power source is fixed below the free end of the rotating arm. At the output end of the second power source There is a crushing shaft connected through it. The upper end of the crushing shaft is mounted on the rotating arm through a bearing. There are multiple rows of crushing teeth evenly distributed along the circumferential direction on the crushing shaft. The lower end of the crushing shaft is equipped with a support ball and is supported on the ground through a support ball seat. , the axis of the crushing shaft is arranged obliquely and is consistent with the taper of the inner cavity of the lower part of the crushing barrel.

As a further preference, the crushing cylinder is composed of an upper cylinder and a lower cylinder arranged vertically and concentrically connected. The upper cylinder is in the shape of a cone with an upper diameter smaller than the diameter of the lower opening. The lower cylinder is a diameter of the upper opening. An inverted cone shape that is larger than the diameter of the lower opening.

As a further preference, mounting flanges are respectively provided at the upper end of the upper cylinder and the lower end of the lower cylinder, and are fixedly connected to the support flanges provided at the middle and lower parts of the frame through the mounting flanges.

As a further preference, U-shaped notches are respectively provided at the lower end of the upper cylinder and the upper end of the lower cylinder, and the feed port is composed of two U-shaped notches.

As a further preference, the first power source is connected by a drive motor and a first reducer, and the output end of the first reducer is a hollow shaft with a locking disk. The first power source passes through a fixed plate. Fixed on the top of the rack.

As a further preference, the second power source is connected by a rotating motor and a second reducer, and the output end of the second reducer is a hollow shaft with a locking disk, and the upper end of the crushing shaft passes through the second reducer. The output end is locked by a locking disc.

As a further preference, a bearing upper cover is fixed on the support ball seat and forms a spherical cavity with the support ball seat. The support ball at the lower end of the crushing shaft is covered with a spherical lubricating bearing bush and is embedded in the spherical cavity through the lubricating bearing bush. in vivo.

As a further preference, a dust cover is set on one end of the crushing shaft close to the support ball, and the dust cover covers the upper part of the bearing bush upper cover to prevent crushed dust from entering the bearing bush upper cover and wearing out and lubricating the bearing bush.

As a further preference, an annular limiting plate is fixed on the bottom surface of the crushing drum, and a lower supporting plate is embedded with a clearance fit in the annular groove formed by the limiting plate and the bottom surface of the crushing drum. The lower supporting plate is sleeved on the crushing shaft through its central hole. , there are several discharge holes evenly distributed on the lower supporting plate for discharging the crushed materials.

The beneficial effects of this utility model are:

By using the first power source of the crushing mechanism to drive the crushing shaft to revolve around the rotating arm in the crushing barrel, the initial crushing of molybdenum ore materials can be achieved; through the second power source driving the crushing shaft to rotate while revolving, through the The cooperation of multiple rows of crushing teeth and the crushing barrel can further crush the materials and improve the crushing effect of the materials; by adjusting the speed of the first power source and the second power source, the speed of material crushing can be adjusted, and the crushing effect is good. , high working efficiency, and can prevent larger pieces of materials from getting stuck in the crushing cavity.

Description of the drawings

Figure 1 is a schematic structural diagram of the utility model.

FIG. 2 is a left side view of FIG. 1 .

Figure 3 is a schematic diagram of the frame structure of the utility model.

Figure 4 is an exploded view of the crushing barrel of the present invention.

Figure 5 is a cross-sectional view of the crushing mechanism and crushing cylinder.

Detailed ways

As shown in Figures 1-5, the utility model relates to a molybdenum ore crusher, which includes a frame 1. A crushing drum 2 is fixed at the lower part of the frame 1. The inner cavity of the lower part of the crushing drum 2 is in the shape of an inverted cone. A feed port 203 is provided on the upper side of the crushing barrel 2 for adding materials to be crushed.

The crushing cylinder 2 is composed of an upper cylinder 201 and a lower cylinder 202 arranged up and down and connected concentrically. The upper cylinder 201 is in the shape of a cone with an upper diameter smaller than the lower diameter. The lower cylinder 202 is an upper cylinder. An inverted conical tube with a mouth diameter larger than the lower mouth diameter. Mounting flanges 204 are respectively provided at the upper end of the upper cylinder 201 and the lower end of the lower cylinder 202, and are fixedly connected with the support flanges 102 fixed at the middle and lower parts of the frame 1 using bolts through the mounting flanges. U-shaped notches 206 are respectively provided at the lower end of the upper cylinder 201 and the upper end of the lower cylinder 202. The feed port 203 is composed of two U-shaped notches. Reinforcement ribs 205 are welded evenly along the circumferential direction on the outer edges of the upper cylinder 201 and the lower cylinder 202 respectively.

A crushing mechanism is provided in the frame 1. The crushing mechanism passes through the crushing cylinder 2 and is used to cooperate with the crushing cylinder 2 to crush materials.

The crushing mechanism includes a first power source 5 and a second power source 6. The output end of the first power source 5 is connected to a rotating arm 4, and the second power source 6 is fixed below the free end of the rotating arm 4. The output end of the second power source 6 is connected with a crushing shaft 3. The upper end of the crushing shaft 3 is mounted on the rotating arm 4 through a bearing. There are multiple rows of crushing teeth 301 evenly distributed along the circumferential direction in the crushing barrel 2 on the crushing shaft 3. The outer end of each crushing tooth 301 is in the shape of a square frustum. The lower end of the crushing shaft 3 is provided with an integrated support ball 302 and is supported on the ground through a support ball seat 7. The axis of the crushing shaft 3 is arranged obliquely and aligned with the As mentioned above, the taper of the inner cavity of the cylinder 202 is consistent.

The first power source 5 is connected by a drive motor and a first reducer, and the output end of the first reducer is a hollow shaft with a locking disk. The first power source 5 is fixed to the frame 1 A fixed plate 101 on the inner top is fixed on the upper end of the frame 1 . The vertical shaft on the rotating arm 4 is inserted into the output end of the first reducer and locked by a locking disk.

The second power source 6 is connected by a rotating motor and a second reducer, and the output end of the second reducer is a hollow shaft with a locking disk. The upper end of the crushing shaft 3 passes through the output of the second reducer. end and lock it with the locking disc.

The bearing upper cover 9 is fixed with screws on the support ball seat 7 and forms a spherical cavity with the support ball seat 7. The bearing cover 9 is a symmetrical two-body buckle combination. The lower end of the crushing shaft 3 The support ball 302 is covered with a spherical lubricating bearing bush 8 and is embedded in the spherical cavity through the lubricating bearing bush 8 . The lubricating bearing bush 8 is a symmetrical two-body buckle combination to facilitate installation.

A rubber dust cover 10 is set on one end of the crushing shaft 3 close to the support ball 302. The dust cover 10 covers the upper part of the bearing bush upper cover 9 to prevent crushed dust from entering the bearing bush upper cover and wearing out and lubricating the bearing bush 8.

An annular limiting plate 12 is fixed between the bottom surface of the crushing drum 2 and the corresponding supporting flange 102. A lower supporting plate 11 is embedded in the annular groove formed by the limiting plate 12 and the bottom surface of the crushing drum 2 through clearance fit. The lower supporting plate It is sleeved on the crushing shaft 3 through its central hole, so that the crushing shaft 3 can drive the lower supporting plate to swing back and forth in the ring groove to support the smaller pieces of materials added to the crushing drum 2. There are several discharge holes evenly distributed on the lower supporting plate 11 for discharging the crushed materials.

When in use, start the driving motor to drive the rotating arm 4 to rotate, thereby driving the crushing shaft 3 to revolve in the crushing barrel 2. Since the lower end of the crushing shaft 3 is supported on the supporting ball seat 7 through the supporting ball, the crushing shaft 3 can rotate within a certain angle range. , and drive the lower supporting plate to swing back and forth in the ring groove in order to support the smaller pieces of materials added to the crushing barrel 2; at the same time, the rotating motor is started to drive the crushing shaft 3 to rotate while revolving; the molybdenum ore material to be crushed is moved from The feed port 203 is added to the crushing barrel 2, the driving motor drives the crushing shaft 3 to rotate counterclockwise, and the rotating motor drives the crushing shaft 3 to rotate clockwise. The molybdenum ore entering the cavity will be involved between the crushing shaft 3 and the crushing barrel 2, and passes through The crushing teeth 301 crush the molybdenum ore and drop it. The fallen material will be rolled up by the crushing shaft 3 again and ground and crushed again until the molybdenum ore with a particle size smaller than the discharge hole is discharged through the discharge hole to complete the crushing. Task.

Although the embodiments of the present invention have been disclosed above, they are not limited to the applications listed in the description and embodiments. They can be applied to various fields suitable for the present invention. For those familiar with the art, Additional modifications may be readily made, and the invention is therefore not limited to the specific details and illustrations shown and described herein without departing from the general concept defined by the claims and equivalent scope.

Claims (9)

1. A molybdenum ore crusher, including a frame, which is characterized by: a crushing barrel is provided in the lower part of the frame, the inner cavity of the lower part of the crushing barrel is in the shape of an inverted cone, and a feed port is provided on the upper side of the crushing barrel. Used to add materials to be crushed; There is a crushing mechanism inside the frame, which passes through the crushing cylinder and is used to cooperate with the crushing cylinder to crush materials; The crushing mechanism includes a first power source and a second power source. The output end of the first power source is connected to a rotating arm. The second power source is fixed below the free end of the rotating arm. At the output end of the second power source There is a crushing shaft connected through it. The upper end of the crushing shaft is mounted on the rotating arm through a bearing. There are multiple rows of crushing teeth evenly distributed along the circumferential direction on the crushing shaft. The lower end of the crushing shaft is equipped with a support ball and is supported on the ground through a support ball seat. , the axis of the crushing shaft is arranged obliquely and is consistent with the taper of the inner cavity of the lower part of the crushing barrel. 2. A molybdenum ore crusher according to claim 1, characterized in that: the crushing cylinder is formed by concentrically connecting an upper cylinder and a lower cylinder arranged up and down, and the upper cylinder has an upper diameter. It is in the shape of a cone that is smaller than the diameter of the lower opening, and the lower cylinder is in the shape of an inverted cone with the diameter of the upper opening being larger than the diameter of the lower opening. 3. A molybdenum ore crusher according to claim 2, characterized in that: the upper end of the upper cylinder and the lower end of the lower cylinder are respectively provided with mounting flanges, and the mounting flanges are respectively connected to the middle and lower parts of the frame. The support flange is fixedly connected. 4. A molybdenum ore crusher according to claim 2 or 3, characterized in that: U-shaped notches are respectively provided at the lower end of the upper cylinder and the upper end of the lower cylinder, and the feed port is composed of two U-shaped notches. It is formed by a combination of grooves. 5. A molybdenum ore crusher according to claim 1, characterized in that: the first power source is connected by a driving motor and a first reducer, and the output end of the first reducer is a belt lock. The first power source is fixed on the top of the frame through a fixed plate. 6. A molybdenum ore crusher according to claim 1 or 5, characterized in that: the second power source is connected by a rotating motor and a second reducer, and the output end of the second reducer is A hollow shaft with a locking disc, the upper end of the crushing shaft passes through the output end of the second reducer and is locked by the locking disc. 7. A molybdenum ore crusher according to claim 1, characterized in that: a bearing upper cover is fixed on the support ball seat and forms a spherical cavity with the support ball seat, and the outer surface of the support ball at the lower end of the crushing shaft The sleeve is equipped with a spherical lubricating bearing bush and is embedded in the spherical cavity through the lubricating bearing bush. 8. A molybdenum ore crusher according to claim 7, characterized in that: a dust cover is set on one end of the crushing shaft close to the support ball, and the dust cover covers the upper part of the bearing bush to prevent the crushing from occurring. Dust enters the upper cover of the bearing bush and wears and lubricates the bearing bush. 9. A molybdenum ore crusher according to claim 1, characterized in that: an annular limit plate is fixed on the bottom surface of the crushing barrel, and a lower limit plate is embedded in the annular groove formed by the limit plate and the bottom surface of the crushing barrel through clearance fit. The lower supporting plate is sleeved on the crushing shaft through its center hole. There are several discharge holes evenly distributed on the lower supporting plate for discharging the crushed materials.