CN220696874U - Roller type double-layer crusher frame - Google Patents

Abstract

The utility model provides a roller type double-layer crusher frame which comprises a feeder, wherein the double-layer crusher frame is arranged at the bottom of the feeder, an upper crushing space and a lower crushing space are sequentially arranged along the material conveying direction from top to bottom, the upper crushing space and the lower crushing space are communicated, and double rollers are arranged in the upper crushing space and the lower crushing space; the double-layer frame is provided with a roller-to-roller driving device on two sides close to the upper layer crushing space and the lower layer crushing space, and the axial end part of each compression roller is arranged in the roller-to-roller driving device; a roller spacing adjusting mechanism is arranged between the roller driving devices to adjust the spacing between the two rollers. According to the utility model, the double-layer frame is arranged at the bottom of the feeder, an upper crushing space and a lower crushing space which are communicated with each other are sequentially arranged from top to bottom along the material conveying direction, double rollers are arranged in the upper crushing space and the lower crushing space, the materials are subjected to secondary extrusion crushing, and the finished product materials naturally fall down to achieve the crushing effect of the materials with the hardness more than medium.

Description

Roller type double-layer crusher frame

Technical Field

The utility model relates to the field of crushers, in particular to the technical field of double-layer crushers, and specifically relates to a roller type double-layer crusher frame.

Background

From the current situation of the existing crusher, the main stream product in China is a roller type single-layer crusher, and the crusher is a crusher for crushing materials with middle hardness and lower hardness, has the advantages of compact structure, high production efficiency and the like, but has poor crushing adaptability of equipment for materials with middle hardness and higher hardness, has difficult production effect, is easy to overload, and cannot meet the demands of different users.

Disclosure of Invention

In view of the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide a roller type double layer crusher frame for solving the difficulties of the prior art.

To achieve the above and other related objects, the present utility model provides a roller double-layered crusher frame comprising:

the feeding device comprises a feeder 1, wherein a feeding port is arranged at the top of the feeder 1, and a discharging port is arranged at the bottom of the feeder 1;

the double-layer frame 2 is arranged at the bottom of the feeder 1, an upper crushing space 3 and a lower crushing space 4 are sequentially arranged along the material transfer direction from top to bottom, the upper crushing space 3 and the lower crushing space 4 are communicated, and double rollers are arranged in the upper crushing space 3 and the lower crushing space 4;

the driving device between the rollers is arranged on two sides of the double-layer frame 2, which are close to the upper crushing space 3 and the lower crushing space 4, and the axial end part of each compression roller is arranged in the driving device between the rollers;

the roller spacing adjusting mechanism is arranged between the roller driving devices positioned at the two sides of the upper crushing space 3 and the lower crushing space 4, and the roller spacing adjusting mechanism is used for adjusting the spacing between the two rollers positioned below.

According to a preferred embodiment, the feeder 1 comprises:

a pair of upper top plates 101 and a pair of lower bottom plates 102, wherein the upper top plates 101 and the lower bottom plates 102 are arranged in parallel up and down, a feeding port is formed between the upper top plates 101, and a discharging port is formed between the lower bottom plates 102;

an impeller housing plate 103, wherein the impeller housing plate 103 is connected between a pair of upper top plates 101 and a pair of lower bottom plates 102 on the same side, and a cavity for housing an impeller transmission device is formed between the impeller housing plates 103;

the rotating shaft 104 of the impeller transmission device extends out of the feeder 1, and one end of the impeller transmission device is connected with the driving motor through a connecting component 105.

According to a preferred embodiment, a guide plate 106 is connected between the pair of upper top plates 101 and the impeller housing plate 103, the guide plate 106 being disposed obliquely, and a gap between the tops being larger than a gap between the bottoms.

According to a preferred aspect, the impeller drive comprises:

the impeller 107, the impeller 107 is annularly arranged, a plurality of grooves 108 for bearing materials are arranged along the circumferential direction, one end of each groove 108 is sealed along the axial direction, the other end of each groove 108 is opened, one side of each sealed end 109 far away from each groove 108 is provided with an insertion groove 110, and the insertion grooves 110 are correspondingly inserted into the boundaries of the grooves 108 of the adjacent impellers 107;

the rotating shaft 104, the impellers 107 are installed adjacent to each other along the axial direction, and the middle of the impellers is connected through the rotating shaft 104.

According to the preferred scheme, the through hole of installation pivot 104 is the hexagon in the impeller 107, and the middle part that pivot 104 corresponds impeller 107 mounted position is the hexagon structure, and both ends correspond coupling assembling setting and are annular structure.

According to a preferred aspect, the inter-roller driving device includes:

a driving device frame 5, wherein the driving device frame 5 is arranged at the side surface of the double-layer rack 2;

a fixed press roller bearing 6, the fixed press roller bearing 6 is installed on one side in the driving device frame 5 through a fixed bearing seat 61, and the shaft end of the fixed press roller is installed on the fixed press roller bearing 6;

the movable press roller bearing 7 is arranged on the roller spacing adjusting mechanism through a movable bearing seat 71, and the roller spacing adjusting mechanism drives the movable press roller to adjust the distance between the movable press roller and the fixed press roller.

According to a preferred embodiment, the fixed and movable rollers are one slow roller and the other fast roller, which are rotated in opposite directions and the particles are crushed using teeth.

According to a preferred aspect, the roll gap adjustment mechanism includes:

a sliding assembly provided in the driving device frame 5, a slider mounting block 10 provided on one end near the fixed compression roller bearing 6 for mounting the movable bearing housing 71;

a screw lifter 8, wherein a base of the screw lifter 8 is installed at the outer side of the driving device frame 5, and a screw 81 in the screw lifter 8 is horizontally arranged, one end of the screw 81 passes through the driving device frame 5 and is installed on the sliding assembly, and the advancing and rear legs of the screw 81 are driven along with the rotation of a hand wheel 82;

the screw rod lifters 8 arranged on two sides of the upper crushing space 3 and the lower crushing space 4 are connected through a connecting rod 9 to realize synchronous driving.

According to a preferred aspect, the sliding assembly comprises:

the sliding block installation block 10, a guide plate 11 is arranged on the side surface of the sliding block installation block 10, which is close to the double-layer frame 2, and the sliding block installation block 10 moves linearly against the guide plate 11 during movement;

the connecting plate 12 is arranged on one side of the sliding block mounting block 10 away from the movable bearing seat 71 in parallel, and the connecting plate 12 is connected with the sliding block mounting block 10 through bolts;

and the buffer spring 13 is sleeved and mounted on a bolt between the connecting plate 12 and the slider mounting block 10.

According to a preferred embodiment, a pair of upper and lower bolts are installed between the connection plate 12 and the slider installation block 10, and the screw 81 of the screw lifter 8 is installed between the pair of bolts on the horizontal central axis of the connection plate 12.

According to a preferred embodiment, the bottom of the slider mounting block 10 extends out of the guide bar 14, and a corresponding linear through hole 15 moving through the guide bar 14 is provided at the bottom of the driving device frame 5.

According to the utility model, a double-layer frame is arranged at the bottom of the feeder, an upper layer crushing space and a lower layer crushing space which are mutually communicated are sequentially arranged along the material conveying direction from top to bottom, double rollers are arranged in the upper layer crushing space and the lower layer crushing space, a slow roller and a fast roller are arranged in the double-layer roller design, the double rollers rotate in opposite directions, tooth-shaped crushing particles are used, each roller is provided with a bearing and sealed by a sealing element, the double-motor driving double-roller design is adopted, a longer crushing roller is not needed for replacing a driving part of the double-frame, the corresponding installation area is reduced, the material enters the feeder under the extrusion action of an impeller driving device, the material enters the double rollers for first extrusion and grinding, the crushed material naturally falls down from the rollers, and is subjected to secondary extrusion crushing between the double rollers, and the finished product material naturally falls down, so that the crushing effect generated by the material with medium hardness is achieved.

Preferred embodiments for carrying out the present utility model will be described in more detail below with reference to the attached drawings so that the features and advantages of the present utility model can be easily understood.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is an enlarged view showing a three-dimensional structure of a feeder according to the present utility model;

FIG. 3 is an enlarged view showing a partial perspective view of a feeder according to the present utility model;

FIG. 4 is an enlarged schematic view showing a three-dimensional structure of an impeller according to the present utility model;

FIG. 5 is an enlarged schematic view showing a three-dimensional structure about a rotation axis according to the present utility model;

FIG. 6 is an enlarged schematic view showing a three-dimensional structure of the driving device between rollers according to the present utility model;

FIG. 7 is an enlarged view showing another perspective of the driving device between rollers according to the present utility model;

description of the reference numerals

1. A feeder 101, a pair of upper top plates 102, a pair of lower bottom plates 103, an impeller accommodating plate 104, a rotating shaft 105, a connecting assembly 106, a guide plate 107, an impeller 108, a groove 109, a closed end 110 and an insertion groove;

2. a double-layer rack; 3. an upper crushing space; 4. a lower crushing space; 5. a drive device frame;

6. a fixed compression roller bearing 61 and a fixed bearing seat;

7. a movable platen roller bearing, 71, movable bearing block;

8. a screw rod lifter 81, a screw rod 82 and a hand wheel;

9. a connecting rod; 10. a slider mounting block; 11. a guide plate; 12. a connecting plate; 13. a buffer spring; 14. a guide bar; 15. a straight through hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the technical solutions of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of specific embodiments of the present utility model. Like reference numerals in the drawings denote like parts. It should be noted that the described embodiments are some, but not all embodiments of the present utility model. All other embodiments, which can be made by a person skilled in the art without creative efforts, based on the described embodiments of the present utility model fall within the protection scope of the present utility model.

Possible embodiments within the scope of the utility model may have fewer components, have other components not shown in the drawings, different components, differently arranged components or differently connected components, etc. than the examples shown in the drawings. Furthermore, two or more of the elements in the figures may be implemented in a single element or a single element shown in the figures may be implemented as multiple separate elements.

Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like in the description and in the claims, are not used for any order, quantity, or importance, but are used for distinguishing between different elements. Likewise, the terms "a" or "an" and the like do not necessarily denote a limitation of quantity. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.

The utility model provides a roller type double-layer crusher frame which is used in the crusher process, the type of materials is not limited, but the structure of the roller type double-layer crusher frame is particularly suitable for the crushing requirement of materials with medium or higher hardness.

In general, the roller type double-layer crusher frame mainly comprises a feeder 1, a double-layer frame 2, a roller driving device and a roller spacing adjusting mechanism. Therein, reference can be made to fig. 1, which shows the arrangement of the feeder 1, the double-deck frame 2, the drive between the rolls, and the roll gap adjustment mechanism.

In order to achieve the purpose of improving the phenomenon that the adaptability of the crushing effect generated by materials with the hardness higher than medium is poor, the problem that the background technology is that the current state of the existing crusher is that the main stream product in China is a roller type single-layer crusher, the crusher is a crusher which is widely developed and applied in the digestion of foreign technology and is used for crushing materials with the hardness lower than medium, has the advantages of compact structure, high production efficiency and the like, but the crushing adaptability of equipment for materials with the hardness higher than medium is poor, the crushing effect is difficult to achieve the production effect, the equipment is easy to overload and the like, and the requirements of different users cannot be met is solved, therefore, in the technical scheme provided by the embodiment, the top of a feeder 1 is provided with a feed inlet, the bottom is provided with a discharge outlet, a double-layer frame 2 is arranged at the bottom of the feeder 1, the upper crushing space 3 and the lower crushing space 4 which are mutually communicated are sequentially arranged along the material conveying direction from top to bottom, double rollers are arranged in the upper crushing space 3 and the lower crushing space 4, the double rollers are designed and provided with a slow roller and a fast roller, the double rollers rotate in opposite directions and crush particles by using teeth, each roller is provided with 2 bearings and sealed by a sealing element, the double rollers are driven by a double motor, a longer crushing roller is not needed for replacing a driving part of the double frames, the corresponding installation required area is reduced, materials enter a feeder and are extruded by an impeller transmission device to be subjected to first extrusion and grinding between the double rollers, the crushed materials naturally fall from the rollers, are crushed by secondary extrusion between the secondary double rollers, and the finished materials naturally fall down to achieve the crushing effect generated by materials with medium hardness.

As shown in fig. 1, the double-layer frame 2 is provided with roller-to-roller driving devices on two sides close to the upper layer crushing space 3 and the lower layer crushing space 4, the axial end part of each pressing roller is arranged in the roller-to-roller driving device, and a motor for driving the pressing rollers is connected through bearings in the roller-to-roller driving device, so that the purpose of driving the double rollers to rotate is achieved.

Further, a roller spacing adjusting mechanism is arranged between the roller driving devices positioned on two sides of the upper layer crushing space 3 and the lower layer crushing space 4, the distance between the two rollers positioned below is adjusted, and the purpose of obtaining products with different particle sizes can be achieved while the material crushing effect requirement is met.

Considering the basic guarantee of guaranteeing the material crushing when the feeding balance is taken into account, the feeder 1 comprises a pair of upper top plates 101 and a pair of lower bottom plates 102 which are arranged in parallel up and down, a feeding port is formed between the pair of upper top plates 101 and the pair of lower bottom plates 102, a discharging port is formed between the pair of upper top plates 101 and the pair of lower bottom plates 102, and further, a guide plate 106 is connected between the pair of upper top plates 101 and the impeller accommodating plate 103, and because the guide plate 106 is obliquely arranged, the centralized introduction of materials is facilitated by utilizing the structure that the gap between the tops is larger than the gap between the bottoms, and the use efficiency is improved;

as shown in fig. 2 and 3, the impeller housing plate 103 is connected between a pair of upper top plates 101 and a pair of lower bottom plates 102 on the same side, a cavity for housing an impeller driving device is formed between the pair of impeller housing plates 103, the impeller driving device is arranged in a circular structure, the inner impellers 107 are inserted and arranged in a long strip shape, a plurality of grooves 108 for bearing materials are arranged on each impeller 107 along the circumferential direction, and materials from a feed inlet can be transferred to a lower stirring area from the rotation driving of the grooves 108.

In order to ensure that a plurality of impellers 108 can rotate simultaneously and improve the dispersion degree of materials, but the feeding efficiency is not affected, on one hand, adjacent impellers 108 are arranged in a staggered manner, on the other hand, grooves 108 of the impellers 107 are arranged in a closed manner along one axial end, the other end is opened, one side of each closed end 109, which is far away from the grooves 108, is provided with an insertion groove 110, the insertion grooves 110 are correspondingly inserted into the boundaries of the grooves 108 of the adjacent impellers 107, the structure between every two impellers is compact, and the effect of relative fixation is realized, when the impellers 107 are arranged in an inserting manner along the axial direction in a mutually adjacent manner, the middle part of each impeller passes through a rotating shaft 104 to be connected, and in order to adapt to synchronous rotation of the middle rotating shaft 104, as shown in fig. 5, through holes for installing the rotating shafts 104 in the impellers 107 are hexagonal, the middle part of the rotating shafts 104 corresponding to the installation positions of the impellers 107 is in a hexagonal structure, and two ends of each impeller are correspondingly provided with a connecting assembly in an annular structure; after installation, the shaft 104 of the impeller transmission device extends out of the feeder 1, and one end is connected with the driving motor through a connecting component 105.

As described above, the driving devices between the rollers are installed at both sides of the double-layered frame 2, and since the compression rollers are disposed in both the upper crushing space 3 and the lower crushing space 4 of the double-layered frame 2, the driving device frames 5 are installed at both sides of the upper crushing space 3 and the lower crushing space 4, and the fixed compression roller bearings 6 and the movable compression roller bearings 7 are installed in the driving device frames 5 corresponding to the fixed rollers and the movable rollers of each layer, respectively;

as shown in fig. 6, the fixed press roller bearing 6 is installed on one side in the driving device frame 5 through the fixed bearing seat 61, the shaft end of the fixed press roller is installed on the fixed press roller bearing 6, and the corresponding movable press roller bearing 7 is installed on the roller gap adjusting mechanism through the movable bearing seat 71, the distance between the movable press roller and the fixed press roller is driven through the roller gap adjusting mechanism, the movable bearing seat 71 is installed on a sliding component in the roller gap adjusting mechanism, the sliding component is arranged in the driving device frame 5, a sliding block installation block 10 for installing the movable bearing seat 71 is arranged on one end close to the fixed press roller bearing 6, a guide plate 11 is arranged on one side of the sliding block installation block 10 close to the double-layer frame 2, the sliding block installation block 10 moves linearly against the guide plate 11 during movement, a stand of the screw rod lifter 8 is installed on the outer side of the driving device frame 5, and the screw rod 81 in the screw rod lifter 8 is horizontally arranged, one end of the sliding component passes through the driving device frame 5 and drives the advancing and rear leg of the screw rod 81 along with the rotation of the hand wheel 82, so that the movable roller driven by the movable press roller bearing 7 moves;

on the basis, the screw rod lifters 8 on two sides of the upper crushing space 3 and the lower crushing space 4 are connected through the connecting rod 9 to realize synchronous driving, so that the consistency of control on two ends of the movable roller is achieved.

It should be specifically noted that, in order to ensure stability when the movable roller moves, a buffer spring 13 for stability is provided in the sliding assembly, the connecting plate 12 is disposed in parallel on one side of the slider mounting block 10 away from the movable bearing seat 71, the connecting plate 12 and the slider mounting block 10 are connected by bolts, the buffer spring 13 is disposed on bolts between the connecting plate 12 and the slider mounting block 10, and since a pair of upper and lower bolts are disposed between the connecting plate 12 and the slider mounting block 10, the buffer spring 13 is also provided with a pair of corresponding bolts, the screw rod 81 of the screw rod lifter 8 is mounted between the pair of bolts, and is disposed on a horizontal central axis of the connecting plate 12, so that the movable compression roller bearing 7 driven by the slider mounting block 10 is more stable when being pushed.

In addition, as shown in fig. 7, a guide bar 14 extends from the bottom of the slider mounting block 10, and a linear through hole 15 corresponding to the movement of the guide bar 14 is provided at the bottom of the driving device frame 5, so as to limit the movement path of the slider mounting block 10, thereby playing a guiding role and improving the movement efficiency of the movable press roller.

The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.

Claims (7)

1. A roller double crusher frame, comprising:

the feeding device comprises a feeder (1), wherein a feeding port is arranged at the top of the feeder (1), and a discharging port is arranged at the bottom of the feeder;

the double-layer frame (2) is arranged at the bottom of the feeder (1), an upper-layer crushing space (3) and a lower-layer crushing space (4) are sequentially arranged along the material conveying direction from top to bottom, the two spaces are communicated, and double rollers are arranged in the upper-layer crushing space (3) and the lower-layer crushing space (4);

the driving device between the rollers is arranged on two sides of the double-layer frame (2) close to the upper layer crushing space (3) and the lower layer crushing space (4), and the axial end part of each compression roller is arranged in the driving device between the rollers;

the roller spacing adjusting mechanism is arranged between the roller driving devices positioned at the two sides of the upper layer crushing space (3) and the lower layer crushing space (4), and the roller spacing adjusting mechanism is used for adjusting the spacing between the two rollers positioned below.

2. A roller double crusher frame according to claim 1, characterized in that the feeder (1) comprises:

the device comprises a pair of upper top plates (101) and a pair of lower bottom plates (102), wherein the upper top plates (101) and the lower bottom plates (102) are arranged in parallel up and down, a feeding port is formed between the upper top plates (101), and a discharging port is formed between the lower bottom plates (102);

an impeller accommodating plate (103), wherein the impeller accommodating plate (103) is connected between a pair of upper top plates (101) and a pair of lower bottom plates (102) on the same side, and a cavity for accommodating an impeller transmission device is formed between the pair of impeller accommodating plates (103);

and a rotating shaft (104) of the impeller transmission device extends out of the feeder (1), and one end of the impeller transmission device is connected with the driving motor through a connecting component (105).

3. The roller double crusher frame of claim 2, wherein the impeller drive comprises:

the impeller (107), the impeller (107) is annularly arranged, a plurality of grooves (108) for bearing materials are arranged along the circumferential direction, the grooves (108) are arranged in a closed mode along one axial end, the other end of each groove is provided with an opening, one side, far away from the grooves (108), of each closed end (109) is provided with an insertion groove (110), and the insertion grooves (110) are correspondingly inserted into the boundaries of the grooves (108) of the adjacent impellers (107);

and the rotating shafts (104) are arranged in an inserting way along the axial direction, and the impellers (107) are connected through the rotating shafts (104).

4. A roller double crusher frame according to claim 3, characterized in that the inter-roller drive comprises:

a drive device frame (5), wherein the drive device frame (5) is arranged on the side surface of the double-layer rack (2);

a fixed compression roller bearing (6), wherein the fixed compression roller bearing (6) is arranged on one side in the driving device frame (5) through a fixed bearing seat (61), and the shaft end of the fixed compression roller is arranged on the fixed compression roller bearing (6);

the movable compression roller bearing (7), the movable compression roller bearing (7) is arranged on the roller spacing adjusting mechanism through the movable bearing seat (71), and the roller spacing adjusting mechanism drives the movable compression roller to adjust the distance between the movable compression roller and the fixed compression roller.

5. The roller double crusher frame of claim 4, wherein the roll gap adjustment mechanism comprises:

the sliding component is arranged in the driving device frame (5), and one end, close to the fixed compression roller bearing (6), of the sliding component is provided with a sliding block mounting block (10) for mounting the movable bearing seat (71);

the machine seat of the screw rod lifter (8) is arranged on the outer side of the driving device frame (5), a screw rod (81) in the screw rod lifter (8) is horizontally arranged, one end of the screw rod lifter passes through the driving device frame (5) and is arranged on the sliding component, and the advancing and rear legs of the screw rod (81) are driven along with the rotation of the hand wheel (82);

the screw rod lifters (8) arranged on two sides of the upper layer crushing space (3) and the lower layer crushing space (4) are connected through a connecting rod (9) to realize synchronous driving.

6. The roller double crusher frame of claim 5, wherein the sliding assembly comprises:

the sliding block mounting block (10), the side surface of the sliding block mounting block (10) close to the double-layer rack (2) is provided with a guide plate (11), and the sliding block mounting block (10) linearly moves against the guide plate (11) during movement;

the connecting plate (12) is arranged on one side of the sliding block mounting block (10) away from the movable bearing seat (71) in parallel, and the connecting plate (12) is connected with the sliding block mounting block (10) through bolts;

and the buffer spring (13) is sleeved and mounted on a bolt between the connecting plate (12) and the sliding block mounting block (10).

7. A roller double crusher frame according to claim 6, characterized in that the bottom of the slider mounting block (10) extends out of the guide bar (14), and that a corresponding linear through hole (15) is provided in the bottom of the drive frame (5) moving through the guide bar (14).