CN213825049U

CN213825049U - Double-roller crusher

Info

Publication number: CN213825049U
Application number: CN202022600028.2U
Authority: CN
Inventors: 杨广锋; 贾月玲
Original assignee: Jiexiu Keer Coal Washing Machinery Manufacturing Co ltd
Current assignee: Jiexiu Ke'er Coal Washing Machinery Manufacturing Co.,Ltd.
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-07-30
Anticipated expiration: 2030-11-11

Abstract

The utility model provides a double-roll crusher relates to breaker equipment technical field. The roller shaft assembly and the driving assembly are respectively in two groups, each group of roller shaft assembly is in driving connection with one group of driving assembly, the two groups of roller shaft assemblies are adjacently arranged and rotate oppositely under the driving of the two groups of driving assemblies, the raw coal is crushed by the opposite rotation of the two groups of roller shaft assemblies, the driving assemblies are connected on the frame, the two groups of driving assemblies are arranged on one side of each group of roller shaft assemblies, which is far away from the other group of roller shaft assemblies, so that the whole structure is more compact, the floor area of the equipment is reduced, two ends of each group of roller shaft assemblies are respectively connected with one group of eccentric bearing seat assemblies, the eccentric bearing seat assemblies can adjust the relative clearance between the two groups of roller shaft assemblies, and can be adjusted flexibly according to the required size of the raw coal, the roller crusher has high overall mechanization degree and good crushing efficiency.

Description

Double-roller crusher

Technical Field

The utility model belongs to the technical field of breaker equipment technique and specifically relates to a roll crusher is related to.

Background

The double-roller crusher is a mining machine and is mainly used for crushing ores. The double-roller crusher is suitable for fine crushing operation with the granularity of the feeding material being less than 80mm and the granularity of the finished product being required to be 50-20 mm, such as manual sand making by utilizing cobblestones and construction wastes, fine crushing iron ore and quartz stone in the mining industry and crushing raw materials in the ceramic industry. The material crusher is suitable for coarse and medium-grade crushing of brittle blocky materials in the industries of cement, chemical industry, electric power, mines, metallurgy, building materials, refractory materials, coal mines and the like, has large feeding granularity and adjustable discharging granularity, and can crush materials with the compressive strength of less than or equal to 160 MPa. Especially in the coal industry, the raw coal is crushed by the double rollers, the raw coal can be directly crushed by removing iron and impurities without removing gangue, and the crushed material has uniform granularity and low over-grading rate, thereby simplifying the coal dressing process and reducing the investment and production cost.

However, the traditional double-roll crusher occupies a large area, has poor moving performance, cannot adjust the granularity after crushing, and limits the application range of the double-roll crusher in engineering to a great extent.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a roll crusher to solve a great deal of technical problem that exists among the prior art. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a double-roll crusher comprises a rack, a shell, roll shaft assemblies, driving assemblies and eccentric bearing seat assemblies, wherein the roll shaft assemblies and the driving assemblies are respectively in two groups, each roll shaft assembly is in driving connection with one driving assembly, the two groups of roll shaft assemblies are adjacently arranged and driven by the two groups of driving assemblies to rotate oppositely, and the driving assemblies are connected to the rack;

two ends of each group of the roller shaft assemblies are respectively connected with a group of the eccentric bearing seat assemblies, all the eccentric bearing seat assemblies are connected to the rack, and the eccentric bearing seat assemblies can adjust the relative gap between the two groups of the roller shaft assemblies;

the casing is connected in just covering in the frame and establishing two sets of the outside of roller axle subassembly, the top of casing is provided with the pan feeding mouth, the bottom of casing with form the discharge gate between the frame.

Preferably, the roller shaft assembly comprises a main shaft and a plurality of gear rings, the number of the gear rings is a plurality, a through hole is formed in the center of each gear ring, the gear rings are sleeved on the steel pipe of the main shaft through the through holes, the gear rings are arranged at equal intervals, two ends of the main shaft are respectively connected with a group of eccentric bearing seat assemblies, and one end of each eccentric bearing seat assembly is in driving connection with the driving assembly.

Preferably, the drive assembly includes motor, first belt pulley, second belt pulley and belt, the motor is placed in the frame, the output shaft of motor with first belt pulley is connected, the one end of main shaft with the second belt pulley is connected, the belt respectively with first belt pulley with the transmission of second belt pulley is connected, the output shaft of motor rotates and drives first belt pulley rotates in order to drive the belt rotates, the belt rotates and drives the second belt pulley rotates in order to drive the main shaft rotates.

Preferably, the eccentric bearing seat assembly comprises a bearing and an eccentric bearing seat, an outer ring of the bearing is connected with the eccentric bearing seat, an inner ring of the bearing is connected with the main shaft, and the eccentric bearing seat is connected on the frame.

Preferably, a plurality of gear rings on the two groups of roller shaft assemblies are alternately arranged in a staggered manner.

Preferably, the casing comprises a casing body, the casing body is provided with an observation structure, and the observation structure is opened to observe the inside of the casing body.

Preferably, observe the structure and include the swash plate, the one end of swash plate pass through the hinge with the shell body is connected, the other end of swash plate with the shell body butt.

Preferably, a hand-held part is arranged on the inclined plate.

Preferably, the rack comprises four support frames and four bottom plates, the four bottom plates are connected to the bottom of the support frames, and the rack is placed on an external support structure through the bottom plates.

Preferably, the frame still includes the motor fixed plate, the quantity of motor fixed plate is two, two the motor fixed plate all connects braced frame's top, every one has all been placed to the top of motor fixed plate the motor.

The double-roll crusher comprises a rack, a shell, roll shaft assemblies, driving assemblies and eccentric bearing seat assemblies, wherein the roll shaft assemblies and the driving assemblies are respectively in two groups, each group of roll shaft assemblies is in driving connection with one group of driving assemblies, the two groups of roll shaft assemblies are adjacently arranged and are driven by the two groups of driving assemblies to rotate in opposite directions, raw coal is crushed through the opposite rotation of the two groups of roll shaft assemblies, the driving assemblies are connected onto the rack, the two groups of driving assemblies are arranged on one side, far away from the other group of roll shaft assemblies, of each group of roll shaft assemblies, the whole structure is more compact, the floor area of equipment is reduced, two ends of each group of roll shaft assemblies are respectively connected with one group of eccentric bearing seat assemblies, the eccentric bearing seat assemblies can adjust the relative gap between the two groups of roll shaft assemblies and can flexibly adjust according to the size of the required raw coal, the integral mechanization degree of the double-roll crusher is high, has good crushing efficiency, small integral volume and convenient carrying.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a cross-sectional view of an embodiment of the present invention;

FIG. 2 is a view showing a combination structure of a roller assembly and an eccentric bearing housing assembly according to an embodiment of the present invention;

FIG. 3 is a front view structural diagram of an embodiment of the present invention;

FIG. 4 is a side view block diagram of an embodiment of the present invention;

fig. 5 is a top view structural diagram of the frame in the embodiment of the present invention;

in the figure 1, a frame; 11. a support frame; 12. a base plate; 13. a motor fixing plate;

2. a housing; 21. a housing body; 22. observing the structure; 221. a sloping plate; 222. a hand-held portion; 23. a feeding port; 24. a discharge port;

3. a roller shaft assembly; 31. a main shaft; 32. a ring gear;

4. a drive assembly; 41. an electric motor; 42. a first pulley; 43. a second pulley; 44. a belt;

5. an eccentric bearing housing assembly; 51. a bearing; 52. and an eccentric bearing seat.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "lateral", "length", "width", "height", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "side", and the like indicate orientations or positional relationships based on those shown in fig. 1, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1 to 5, the utility model provides a double-roll crusher, including frame 1, casing 2, roller shaft assembly 3, drive assembly 4 and eccentric bearing seat subassembly 5, the quantity of roller shaft assembly 3 and drive assembly 4 is two sets of, every group roller shaft assembly 3 all is connected with the drive of a set of drive assembly 4, two sets of roller shaft assemblies 3 are adjacent to each other and rotate in opposite directions under the drive of two sets of drive assembly 4, carry out crushing treatment to raw coal through the opposite rotation of two sets of roller shaft assemblies 3, drive assembly 4 is connected on frame 1, two sets of drive assembly 4 set up in the one side that another group roller shaft assembly 3 was kept away from to every group roller shaft assembly 3, make the structure whole compacter, reduce the area of equipment;

two ends of each group of the roller shaft assemblies 3 are respectively connected with a group of eccentric bearing seat assemblies 5, all the eccentric bearing seat assemblies 5 are connected to the rack 1, the roller shaft assemblies 3 are also connected to the rack 1 through the eccentric bearing seat assemblies 5, and the eccentric bearing seat assemblies 5 can adjust the relative gap between the two groups of the roller shaft assemblies 3 and can flexibly adjust according to the size of the required raw coal;

the casing 2 is connected on frame 1 and covers the outside of establishing at two sets of roller axle subassemblies 3, and the top of casing 2 is provided with pan feeding mouth 23, forms discharge gate 24 between the bottom of casing 2 and the frame 1, and frame 1 places on external bearing structure, can be provided with the equipment or the conveyer belt of material receiving in the below of discharge gate 24, sends into follow-up equipment structure with the raw coal after the breakage.

As an optional implementation manner, the roller shaft assembly 3 includes a main shaft 31 and ring gears 32, the number of the ring gears 32 is several, a through hole is formed in the center of each ring gear 32 and sleeved on a steel pipe of the main shaft 31 through the through hole, the main shaft 31 can drive all the ring gears 32 to rotate by rotation, the ring gears 32 are arranged at equal intervals, two ends of the main shaft 31 are respectively connected with a group of eccentric bearing seat assemblies 5, and one end of each ring gear 32 is in driving connection with the driving assembly 4, in the drawing of this embodiment, the number of the ring gears 32 is set to 12.

As an alternative embodiment, the driving assembly 4 includes a motor 41, a first belt pulley 42, a second belt pulley 43 and a belt 44, the motor 41 is disposed on the frame 1, an output shaft of the motor 41 is connected to the first belt pulley 42, one end of the main shaft 31 is connected to the second belt pulley 43, the belt 44 is in transmission connection with the first belt pulley 42 and the second belt pulley 43, respectively, the output shaft of the motor 41 rotates to drive the first belt pulley 42 to rotate to drive the belt 44 to rotate, the belt 44 rotates to drive the second belt pulley 43 to rotate to drive the main shaft 31 to rotate, the two motors 41 are disposed at diagonal positions, and other structures are connected in sequence, so that the whole structure is more compact, and the floor area of the machine is reduced.

As an alternative embodiment, the eccentric bearing block assembly 5 comprises a bearing 51 and an eccentric bearing block 52, wherein the outer ring of the bearing 51 is connected with the eccentric bearing block 52, the inner ring of the bearing 51 is connected with the main shaft 31, the eccentric bearing block 52 is connected on the frame 1, and the eccentric bearing block 52 can adjust the relative gap between the two sets of roller shaft assemblies 3.

As an optional implementation mode, the plurality of gear rings 32 on the two sets of roller shaft assemblies 3 are alternately arranged in a staggered manner, so that the crushing is more sufficient, and the crushing effect is better.

As an alternative embodiment, the housing 2 includes a housing body 21, the housing body 21 is connected to the frame 1 and covers the two sets of roller assemblies 3, and in order to facilitate inspection and maintenance of the two sets of roller assemblies 3 and other structures inside the housing body 21, it is preferable that an observation structure 22 is provided on the housing body 21, and the inside of the housing body 21 can be observed by opening the observation structure 22.

As an alternative embodiment, the observation structure 22 includes a tilted plate 221, one end of the tilted plate 221 is connected to the casing body 21 through a hinge, and the other end of the tilted plate 221 abuts against the casing body 21, the hinge is also called a hinge, and is a mechanical device for connecting two solids and allowing relative rotation between the two solids, where the tilted plate 221 and the casing body 21 are connected by the hinge so that the tilted plate 221 can rotate relative to the casing body 21, which facilitates to pull up the tilted plate 221 to observe the internal condition of the casing body 21.

As an alternative embodiment, the inclined plate 221 is provided with a hand-held portion 222. The shape of the handle can be specifically selected for the handheld portion 222, so that the handheld portion 222 is convenient to hold by a hand and grasp, and the inclined plate 221 can be pulled up by the hand holding the handheld portion 222 to observe the internal condition of the shell body 21.

As an alternative embodiment, the frame 1 comprises a support frame 11 and four bottom plates 12, the number of the bottom plates 12 is four, the four bottom plates 12 are all connected to the bottom of the support frame 11, and the frame 1 is placed on an external support structure through the bottom plates 12.

As an optional embodiment, the rack 1 further includes two motor fixing plates 13, two motor fixing plates 13 are connected to the top of the supporting frame 11, and one motor 41 is placed on the top of each motor fixing plate 13.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A roll crusher, comprising a frame (1), a casing (2), a roll shaft assembly (3), a drive assembly (4) and an eccentric bearing housing assembly (5), wherein: the roller shaft assemblies (3) and the driving assemblies (4) are respectively in two groups, each group of roller shaft assemblies (3) is in driving connection with one group of driving assemblies (4), the two groups of roller shaft assemblies (3) are adjacently arranged and driven by the two groups of driving assemblies (4) to rotate oppositely, and the driving assemblies (4) are connected to the rack (1);

two ends of each group of the roller shaft assemblies (3) are respectively connected with one group of the eccentric bearing seat assemblies (5), all the eccentric bearing seat assemblies (5) are connected to the rack (1), and the eccentric bearing seat assemblies (5) can adjust the relative gap between the two groups of the roller shaft assemblies (3);

casing (2) are connected just the cover is established two sets of on frame (1) the outside of roller subassembly (3), the top of casing (2) is provided with pan feeding mouth (23), the bottom of casing (2) with form discharge gate (24) between frame (1).

2. A double roll crusher as claimed in claim 1, wherein: the roller shaft assembly (3) comprises a main shaft (31) and gear rings (32), the number of the gear rings (32) is a plurality of, each gear ring (32) is provided with a through hole at the center and is sleeved on a steel pipe of the main shaft (31) through the through hole, the gear rings (32) are arranged at equal intervals, two ends of the main shaft (31) are respectively connected with a group of eccentric bearing seat assemblies (5), and one end of each eccentric bearing seat assembly is in driving connection with the driving assembly (4).

3. A double roll crusher as claimed in claim 2, wherein: drive assembly (4) include motor (41), first belt pulley (42), second belt pulley (43) and belt (44), motor (41) are placed in frame (1), the output shaft of motor (41) with first belt pulley (42) are connected, the one end of main shaft (31) with second belt pulley (43) are connected, belt (44) respectively with first belt pulley (42) with second belt pulley (43) transmission is connected, the output shaft of motor (41) rotates and drives first belt pulley (42) rotate in order to drive belt (44) rotate, belt (44) rotate the drive second belt pulley (43) rotate in order to drive main shaft (31) rotate.

4. A double roll crusher as claimed in claim 2, wherein: the eccentric bearing seat assembly (5) comprises a bearing (51) and an eccentric bearing seat (52), the outer ring of the bearing (51) is connected with the eccentric bearing seat (52), the inner ring of the bearing (51) is connected with the main shaft (31), and the eccentric bearing seat (52) is connected to the rack (1).

5. A double roll crusher as claimed in claim 2, wherein: the gear rings (32) on the two groups of roller shaft assemblies (3) are alternately arranged in a staggered manner.

6. A double roll crusher as claimed in claim 1, wherein: the casing (2) comprises a casing body (21), an observation structure (22) is arranged on the casing body (21), and the observation structure (22) is opened to observe the inside of the casing body (21).

7. A double roll crusher as claimed in claim 6, wherein: observe structure (22) and include swash plate (221), the one end of swash plate (221) through the hinge with shell body (21) are connected, the other end of swash plate (221) with shell body (21) butt.

8. A double roll crusher as claimed in claim 7, wherein: the inclined plate (221) is provided with a handheld part (222).

9. A double roll crusher as claimed in claim 3, wherein: frame (1) includes braced frame (11) and bottom plate (12), the quantity of bottom plate (12) is four, four bottom plate (12) all are connected braced frame (11)'s bottom, frame (1) passes through bottom plate (12) are placed on external bearing structure.

10. A double roll crusher as claimed in claim 9, wherein: frame (1) still includes motor fixed plate (13), the quantity of motor fixed plate (13) is two, two motor fixed plate (13) all are connected the top of braced frame (11), every one has all been placed at the top of motor fixed plate (13) motor (41).