CN109012833A - Gyratory crusher - Google Patents

Abstract

A kind of gyratory crusher, the crusher include feeding device, crushing device, power device and rack (11)；Feeding device is mounted on rack (11) top, and crushing device is mounted on rack (11) inside, and power device is mounted on rack (11) low side and connect with crushing device.Advantage of the invention is as follows: improve rubble at yield；The excessive problem of the impact force effectively alleviated protects crusher chamber；The yield rate for improving product, guarantees that the granularity of rubble meets user demand.

Description

cone crusher

Technical field: The present invention relates to the field of ore crushing design, more specifically designing a cone crusher. Cone crusher is a crushing machine suitable for raw materials in metallurgy, construction, road construction, chemical and silicate industries.

Background technique:

With the development of mining production technology, the output of ore has also increased. At the same time, the output of ore crushing by industry has also increased. The traditional crushing method has been unable to meet people's demand for crushed stone output. Due to the working of the cone crusher in the past, when the product enters the feeding port, the product directly enters the crushing chamber, so the crushing device will be damaged due to too much impact force, and the particle size of the crushed stone cannot meet the ideal requirements.

Contents of the invention

The present invention designs a cone crusher with an impact buffer structure, the purpose of which is to solve the existing problems in the past. This structure can greatly alleviate the problem of excessive impact force caused by falling gravel, thereby protecting the cone crusher The crushing device of the machine enables the particle size of the produced product to meet the needs of users and improve the production quality.

Technical solutions

A cone crusher, characterized in that: the crusher comprises a feeding device, a crushing device, a power device and a frame (11); the feeding device is installed on the top of the frame (11), and the crushing device is installed on the frame (11) ) inside, the power unit is installed on the frame (11) low end and is connected with the crushing device.

The crusher also includes a clamping device and an adjusting device, which are installed on the outer circumference of the frame (11).

The feed device is installed on the top of the frame (11), and the device includes: a feed port (1) and an impact buffer structure (2); the impact buffer structure (2) is installed in the feed port (1) and the impact force The buffer structure (2) is arranged above the crushing device. When in use, the product enters the feed port (1) through the conveyor belt and falls into the crushing device through the impact buffer structure (2).

The impact buffer structure (2) is a rotatable bar-shaped groove structure. The two ends of the bar-shaped groove are connected to the inner walls of both sides of the feeding port (1) through the rotating shaft. When in use, the product will fall into the impact buffer In the groove of the structure (2), the impact buffer structure (2) is rotated by the gravity of the product, and then the product falls into the crushing cavity.

The impact buffer structure (2) is a cylindrical cage-like structure (as shown in Figure 3) formed by combining a plurality of bar-shaped groove structures (2-1) and two discs (2-2). A strip-shaped groove structure (2-1) is arranged between two disks (2-2), and a plurality of strip-shaped groove structures (2-1) are evenly spaced based on the center of the disk (2-2) Arranged to form a cylindrical cage-like structure. (That is, the distances between each strip-shaped groove structure (2-1) and the center of the disc (2-2) are equal, and the distances between two adjacent strip-shaped groove structures (2-1) are also equal!)

The crushing device includes a fixed cone (4), a movable cone (3), an eccentric sleeve (7) and a main shaft (10); the movable cone (3) is connected to the main shaft (10), and the lower part of the main shaft (10) is connected with power device, the movable cone (3) is a conical structure that can rotate around the main shaft (10), the fixed cone (4) is set on the periphery of the movable cone (3), and there is a space between the fixed cone (4) and the movable cone (3). There is a variable gap for crushing. When the cone crusher is started, the power device transmits power to the eccentric sleeve (7) installed on the main shaft (10), and the eccentric sleeve (7) carries the moving cone (3) to perform a swinging motion Because the eccentric sleeve (7) moves eccentrically, the gap between the movable cone (3) and the fixed cone (4) changes as the eccentric sleeve (7) drives the movable cone (3) to achieve crushing.

The power device is installed on the bottom of the frame (11) and its axis is perpendicular to the axis of the main shaft (10); the device is a motor (8).

The clamping device is installed on the outer circumference of the frame (11); this device includes a hydraulic cylinder (9), and before the crusher starts, that is to say, the drag hook hooks the bottom flange of the upper feeding port (1) , the hydraulic cylinder (9) shrinks downward, so that the pull hook tightens the bottom flange of the feed inlet (1) from top to bottom, preventing loosening during the crushing work, which is conducive to improving work efficiency.

The adjustment device is installed on the outer circumference of the frame (11); the device includes an adjustment ring (5) and a hydraulic pump (6); the adjustment ring (5) is sleeved on the periphery of the fixed cone (4), and the adjustment ring (5) The inner ring of the fixed cone (4) has an internal thread, the outer ring of the fixed cone (4) has an external thread, and the internal thread of the adjusting ring (5) engages the external thread of the fixed cone (4); the fixed cone (4) can only go up and down. A structure that moves and cannot be rotated; (For example, the purpose of rotating the controller can be achieved by using the idle rotating key. This is common knowledge, so I won’t go into details here!)

The periphery of the adjustment ring (5) also has external threads, and the external threads of the adjustment ring (5) mesh with the gear of the hydraulic pump. When the iron phenomenon occurs during the crushing process, the hydraulic pump (6) needs to be started. Through the hydraulic pump (6) Drive the gear on the hydraulic pump to rotate, the gear meshes with the adjustment ring (5), and then the adjustment ring (5) rotates, and because the inner ring of the adjustment ring (5) and the outer ring of the fixed cone (4) have intermeshed thread, therefore, the fixed cone (4) realizes moving up and down to get rid of iron phenomenon.

Advantage effect

The invention provides a cone crusher, comprising six parts: a feeding device, a crushing device, a power device, a clamping device and an adjusting device. The power unit is mounted on the bottom of the frame and its axis is perpendicular to the axis of the main shaft. The device includes: when the motor is started, the motor transmits the power to the crushing device to carry out the crushing work.

When the cone crusher starts to work, firstly, the power device starts, and the power device transmits the power to the crushing device, even if the moving cone performs a swinging motion, and then the material enters the feeding port through the conveyor belt and falls into the groove of the impact buffer structure , due to the gravity, the impact buffer structure will rotate, so that the material will fall into the crushing cavity for crushing production.

The feeding device is installed on the top of the frame, and the device includes: a feeding port and an impact buffer structure. When the product enters the feed port through the conveyor belt, the product will fall into the groove of the impact buffer structure, and rotate with the impact buffer structure, and then the product will fall into the crushing chamber, so that the impact buffer structure can act as an impact buffer function to prevent excessive impact force from damaging the crushing cavity.

The feeding device is installed at the top of the frame, the crushing device is installed inside the frame, the power device is installed at the lower end of the frame and its axis is perpendicular to the axis of the main shaft, and the clamping device and adjusting device are installed on the outer circumference of the frame. The feeding device is installed on the top of the frame, and the device includes: a feeding port and an impact buffer structure. When the product enters the feed port through the conveyor belt, the product will fall into the groove of the impact buffer structure, and the impact buffer structure will rotate due to the gravity of the product, and then the product will fall into the crushing chamber.

The crushing device is installed inside the frame, which includes a fixed cone, a moving cone, an eccentric sleeve, and a main shaft. When the crusher starts, the moving cone is connected to the main shaft, and the lower part of the main shaft is connected to the power device through the eccentric sleeve. The moving cone is a conical structure that can rotate around the main shaft. Due to the variable gap of crushing, when the cone crusher is started, the power device transmits the power to the eccentric sleeve installed on the main shaft, and the eccentric sleeve carries the moving cone to perform a swinging motion. Since the eccentric sleeve is an eccentric movement, the moving cone The gap between the fixed cone and the fixed cone changes with the swing motion of the movable cone driven by the eccentric sleeve to achieve crushing.

The power unit is mounted on the bottom of the frame and its axis is perpendicular to the axis of the main shaft. The device includes: motor When the motor starts, the motor transmits the power to the crushing device and performs crushing work.

Clamping devices are mounted on the outer circumference of the frame. The device includes: a hydraulic cylinder. Before the start of the crusher, the drag hook hooks the bottom flange of the upper feeding port, and the hydraulic cylinder shrinks downward, so that the drag hook tightens the bottom flange of the feeding port from top to bottom to prevent loosening during the crushing work. It is conducive to improving work efficiency.

The adjustment device is installed on the outer circumference of the frame. The device includes: an adjusting ring and a hydraulic pump. The adjustment ring is set on the periphery of the fixed cone, the inner ring of the adjustment ring has internal threads, the outer ring of the fixed cone has external threads, the internal thread of the adjustment ring engages the external thread of the fixed cone; the fixed cone can only move up and down and cannot Rotating structure; the outer thread of the adjustment ring is also equipped with external threads, and the external threads of the adjustment ring mesh with the gear of the hydraulic pump. When the iron phenomenon occurs during the crushing process, the hydraulic pump needs to be started, and the gear on the hydraulic pump is driven by the hydraulic pump to rotate. The gear meshes with the adjustment ring, and then the adjustment ring rotates, and because the inner ring of the adjustment ring and the outer ring of the fixed cone have threads that engage with each other, the fixed cone moves up and down to eliminate the iron phenomenon.

The advantages of the present invention are as follows:

1. Improve the yield of gravel;

2. Effectively alleviate the problem of excessive impact force and protect the crushing cavity;

3. Improve the yield of products and ensure that the particle size of crushed stone meets the needs of users.

Description of drawings

Fig. 1 is the sectional view along the axis of the crusher provided in the example of the present invention;

Fig. 2 is the schematic diagram of the groove of the shock absorbing device provided in the example of the present invention;

Fig. 3 is a schematic diagram of the complete crusher provided in the example of the present invention.

specific implementation plan

A cone crusher, characterized in that: the crusher comprises a feeding device, a crushing device, a power device and a frame (11); the feeding device is installed on the top of the frame (11), and the crushing device is installed on the frame (11) ) inside, the power unit is installed on the frame (11) low end and is connected with the crushing device.

The crusher also includes a clamping device and an adjusting device, which are installed on the outer circumference of the frame (11).

The feed device is installed on the top of the frame (11), and the device includes: a feed port (1) and an impact buffer structure (2); the impact buffer structure (2) is installed in the feed port (1) and the impact force The buffer structure (2) is arranged above the crushing device. When in use, the product enters the feed port (1) through the conveyor belt and falls into the crushing device through the impact buffer structure (2).

The impact buffer structure (2) is a rotatable bar-shaped groove structure. The two ends of the bar-shaped groove are connected to the inner walls of both sides of the feeding port (1) through the rotating shaft. When in use, the product will fall into the impact buffer In the groove of the structure (2), the impact buffer structure (2) is rotated by the gravity of the product, and then the product falls into the crushing cavity.

The impact buffer structure (2) is a cylindrical cage-like structure (as shown in Figure 3) formed by combining a plurality of bar-shaped groove structures (2-1) and two discs (2-2). A strip-shaped groove structure (2-1) is arranged between two disks (2-2), and a plurality of strip-shaped groove structures (2-1) are evenly spaced based on the center of the disk (2-2) Arranged to form a cylindrical cage-like structure. (That is, the distances between each strip-shaped groove structure (2-1) and the center of the disc (2-2) are equal, and the distances between two adjacent strip-shaped groove structures (2-1) are also equal!)

The crushing device includes a fixed cone (4), a movable cone (3), an eccentric sleeve (7) and a main shaft (10); the movable cone (3) is connected to the main shaft (10), and the lower part of the main shaft (10) is connected with power device, the movable cone (3) is a conical structure that can rotate around the main shaft (10), the fixed cone (4) is set on the periphery of the movable cone (3), and there is a space between the fixed cone (4) and the movable cone (3). There is a variable gap for crushing. When the cone crusher is started, the power device transmits power to the eccentric sleeve (7) installed on the main shaft (10), and the eccentric sleeve (7) carries the moving cone (3) to perform a swinging motion Because the eccentric sleeve (7) moves eccentrically, the gap between the movable cone (3) and the fixed cone (4) changes as the eccentric sleeve (7) drives the movable cone (3) to achieve crushing.

The power device is installed on the bottom of the frame (11) and its axis is perpendicular to the axis of the main shaft (10); the device is a motor (8).

The clamping device is installed on the outer circumference of the frame (11); this device includes a hydraulic cylinder (9), and before the crusher starts, that is to say, the drag hook hooks the bottom flange of the upper feeding port (1) , the hydraulic cylinder (9) shrinks downward, so that the pull hook tightens the bottom flange of the feed inlet (1) from top to bottom, preventing loosening during the crushing work, which is conducive to improving work efficiency.

The adjustment device is installed on the outer circumference of the frame (11); the device includes an adjustment ring (5) and a hydraulic pump (6); the adjustment ring (5) is sleeved on the periphery of the fixed cone (4), and the adjustment ring (5) The inner ring of the fixed cone (4) has an internal thread, the outer ring of the fixed cone (4) has an external thread, and the internal thread of the adjusting ring (5) engages the external thread of the fixed cone (4); the fixed cone (4) can only go up and down. A structure that moves and cannot be rotated; (For example, the purpose of rotating the controller can be achieved by using the idle rotating key. This is common knowledge, so I won’t go into details here!)

The periphery of the adjustment ring (5) also has external threads, and the external threads of the adjustment ring (5) mesh with the gear of the hydraulic pump. When the iron phenomenon occurs during the crushing process, the hydraulic pump (6) needs to be started. Through the hydraulic pump (6) Drive the gear on the hydraulic pump to rotate, the gear meshes with the adjustment ring (5), and then the adjustment ring (5) rotates, and because the inner ring of the adjustment ring (5) and the outer ring of the fixed cone (4) have intermeshed thread, therefore, the fixed cone (4) realizes moving up and down to get rid of iron phenomenon.

The present invention is an ore crushing equipment, that is, a cone crusher. Cone crusher is a crushing machine suitable for raw materials in metallurgy, construction, road construction, chemical and silicate industries.

The power device is installed on the bottom of the frame (11) and its axis is perpendicular to the axis of the main shaft (10); the device is a motor (8). When the motor (8) starts, the motor (8) transmits the power to the crushing device and performs crushing work.

Do further detailed description below in conjunction with accompanying drawing:

As shown in Figure 3, the cone crusher includes a feeding device, a crushing device, a power device, a clamping device, and an adjusting device. The feeding device is installed on the top of the frame 11, the crushing device is installed inside the frame 11, the power device is installed on the lower end of the frame 11 and its axis is perpendicular to the axis of the main shaft 10, and the clamping device and adjustment device are installed on the frame 11 on the outer circumference.

As shown in FIG. 1 , the feeding device is installed on the top of the frame 11 , and the device includes: a feeding port 1 and an impact buffer structure 2 . When the product enters the feed port 1 through the conveyor belt, the product will fall into the groove of the impact buffer structure 2 (as shown in Figure 2), and the impact buffer structure 2 will rotate due to the gravity of the product, and then the product will fall into the crushing chamber, so that the impact buffer structure 2 plays a role in buffering the impact to prevent damage to the crushing device due to excessive impact.

The crushing device is installed inside the frame 11, and the device includes a fixed cone 4, a moving cone 3, an eccentric sleeve 7, and a main shaft 10. When the cone crusher starts, the movable cone 3 is connected to the main shaft 10, and the lower part of the main shaft 10 is connected to the power device through the eccentric sleeve 7. The movable cone 3 is a conical structure that can rotate around the main shaft 10, and the fixed cone 4 is set on the periphery of the movable cone 3. There is a variable gap for crushing between the fixed cone 4 and the movable cone 3. When the cone crusher starts, the power device transmits the power to the eccentric sleeve 7 installed on the main shaft 10, and the eccentric sleeve 7 drives the movable cone 3 to rotate. Pendulum movement, because the eccentric sleeve 7 is an eccentric movement, therefore, the gap between the movable cone 3 and the fixed cone 4 changes with the swing motion of the movable cone 3 driven by the eccentric sleeve 7 to achieve crushing.

To sum up, the present invention is aimed at a device for ore crushing, that is, a cone crusher. The main structure of the cone crusher includes: feed inlet, frame, fixed cone, moving cone, eccentric sleeve, main shaft, and power device. The feed inlet is installed on the top of the frame, the fixed cone is installed on the inner side of the top of the frame, the moving cone is installed on the eccentric sleeve, the eccentric sleeve is installed on the main shaft, and the main shaft is installed on the bottom of the frame. When the machine starts, the power device transmits the power to the eccentric sleeve and makes it rotate eccentrically. At the same time, the movable cone installed on the eccentric sleeve will perform a swinging motion with the eccentric sleeve, so that the gap between the movable cone and the fixed cone will be reduced. As the rotation of the eccentric sleeve changes, the crushing of the product is realized. However, when the traditional crusher is feeding, the product will directly hit the crushing device, and the crushing device will be damaged after a long time, so that the particle size of the crushed stone cannot meet the ideal requirement. Therefore, aiming at this problem, the present invention effectively solves the impact force problem, that is, an impact force buffer structure is designed at the discharge port.

Claims (9)

1. a kind of gyratory crusher, it is characterised in that: the crusher includes feeding device, crushing device, power device and rack (11)；Feeding device is mounted on rack (11) top, and crushing device is mounted on rack (11) inside, and power device is mounted on rack (11) it low side and is connect with crushing device.

2. gyratory crusher according to claim 1, it is characterised in that: the crusher further includes clamping device and adjustment dress It sets, clamping device and adjustment device are mounted on the circumference on the outside of rack (11).

3. gyratory crusher according to claim 1, it is characterised in that: feeding device is mounted on rack (11) top, should Device includes: feed inlet (1) and impact force buffer structure (2)；Impact force buffer structure (2) is mounted in feed inlet (1) and rushes Hit the top that crushing device is arranged in power buffer structure (2), product enters feed inlet (1) by conveyer belt when use, and passes through Impact force buffer structure (2) falls into crushing device.

4. gyratory crusher according to claim 3, it is characterised in that: impact force buffer structure (2) is revolvable item The both ends of shape slot structure, the strip groove are connected on the two sides inner wall of feed inlet (1) by shaft, in use, product can be fallen into Into the slot of impact force buffer structure (2), rotate impact force buffer structure (2) by the gravity of product, then product is fallen again Enter crusher chamber.

5. gyratory crusher according to claim 1, it is characterised in that: impact force buffer structure (2) is multiple strip grooves The columnar cage structure that structure (2-1) and two panels disk (2-2) are grouped together into, multiple bar shaped slot structures (2-1) It is arranged between two panels disk (2-2), multiple bar shaped slot structures (2-1) are equidistant uniform on the basis of the center of circle of disk (2-2) Arrangement forms columnar cage structure.

6. gyratory crusher according to claim 3, it is characterised in that: crushing device includes fixed cone (4), mantle (3), partially Heart set (7) and main shaft (10)；Mantle (3) connects main shaft (10), and main shaft (10) lower part passes through eccentric bushing (7) connecting power device, Mantle (3) is the pyramidal structure that can be axis rotation with main shaft (10), and fixed bore (4) are covered in mantle (3) periphery, bores (4) and mantle calmly (3) there are for broken changeable gap between, when gyratory crusher starts, power is transmitted to and is mounted on main shaft by power device (10) eccentric bushing (7) on, eccentric bushing (7) do swing campaign with mantle (3), due to, eccentric bushing (7) is eccentric motion, because This, the gap between mantle (3) and calmly cone (4) changes realization and is crushed as eccentric bushing (7) drive mantle (3) swing campaign.

7. gyratory crusher according to claim 6, it is characterised in that: power device is mounted on the bottom of rack (11) simultaneously And the axis of its axis and main shaft (10) intersects vertically；The device is motor (8).

8. gyratory crusher according to claim 2, it is characterised in that: clamping device is mounted on the outside of rack (11) On circumference；The device includes hydraulic cylinder (9), before crusher starting, that is to say, that drag hook catches on the feed inlet (1) on top Flange in the bottom, hydraulic cylinder (9) retracted downward are realized that drag hook tenses the flange in the bottom of feed inlet (1) from top to bottom, are prevented broken Occur loose phenomenon in work, is conducive to improve working efficiency.

9. gyratory crusher according to claim 2, it is characterised in that: adjustment device is mounted on the outside of rack (11) On circumference；The device includes adjustment ring (5) and hydraulic pump (6)；Adjustment ring (5) is covered in the periphery of fixed cone (4), adjustment ring (5) Inner ring has internal screw thread, and the fixed outer ring for boring (4) has external screw thread, the external screw thread of the fixed cone (4) of internal screw thread engagement of adjustment ring (5)； Fixed cone (4) is the structure that can only be moved up and down and can not rotate；

The periphery of adjustment ring (5) also has external screw thread, and the external screw thread of adjustment ring (5) engages hydraulic pump gear, when in shattering process Occurred needing to start hydraulic pump (6) when iron phenomenon, be rotated by the gear of hydraulic pump (6) driven on hydraulic pump, the gear It is engaged with adjustment ring (5), and then rotates adjustment ring (5), and because the outer ring of adjustment ring (5) inner ring and fixed cone (4) has phase The screw thread mutually engaged, therefore, fixed cone (4), which is realized, to be moved up and down to exclude iron phenomenon.