CN211303203U - Circulating crushing double-roller crusher - Google Patents

Abstract

The utility model discloses a circulative crushing double-roll crusher, which relates to the technical field of double-roll crushers, and comprises a workbench, a double-roll crusher body, a linear vibrating screen and a spiral elevator, wherein the workbench is provided with the double-roll crusher body which comprises a shell and a motor, the inside of the shell is horizontally provided with a driving shaft and a driven shaft, the driving shaft is sleeved with a driving roller, the driven shaft is sleeved with a driven roller, the two ends of the driven shaft are both penetrated through the shell and sleeved with sliding bearings outside the shell, and the bottom of the sliding bearings is provided with sliding rails which are obliquely arranged correspondingly to the sliding bearings; the utility model discloses pass through the slide bearing with the driven voller and set up on the slide rail that the slope set up, can show the impurity that reduces the high rigidity that contains in the broken material and to the destruction that drive roll and driven voller produced.

Description

A recyclable crushing roller crusher

technical field

The utility model relates to the technical field of counter-roll type pulverizers, in particular to a cyclic crushing counter-roll type crusher.

Background technique

The roller mill is suitable for medium and fine crushing of materials with medium hardness, such as limestone, slag, coke, coal, etc. The material enters between the rollers through the feeding port of the roller mill, and is crushed by the extrusion of the rollers, and the size of the crushed particles is adjusted by adjusting the distance between the rollers. In the counter-roll mill in the prior art, the material is only crushed once, resulting in different particle sizes of the crushed material, and the quality of the finished product is poor; at the same time, the material entering the counter-roll mill is easily doped with hardness exceeding the material to be crushed Impurities with hardness, because in the prior art, after the distance between the pair of rollers is adjusted, they cannot be changed during the working process, so the impurities with higher hardness are likely to damage the crushing surface of the pair of rollers.

Utility model content

In order to solve the above-mentioned technical problems, the purpose of this utility model is to provide a cyclic crushing counter-roller crusher.

The purpose of this utility model is to achieve through the following technical solutions: a recyclable crushing roller mill, comprising a workbench 1, a roller body 2, a linear vibrating screen 3, a screw elevator 4, the workbench 1 is provided with the roller body 2, the roller body 2 includes a casing 201, a motor 202, a driving shaft 203 and a driven shaft 204 are horizontally arranged inside the casing 201, and the driving shaft 203 and the driven shaft 204 are arranged in parallel, the outer side of the driving shaft 203 is sleeved with a driving roller 205, and one end of the driving shaft 203 is movably connected to the housing 201, and the other end of the driving shaft 203 is connected to the The casing 201 is movably connected and a driven wheel 206 is sleeved outside the casing 201 through the casing 201 . The output end of the electric motor 202 is provided with a driving wheel 207 , and the driving wheel 207 is connected with the driven wheel. 206 is connected by setting a belt 208; a driven roller 209 is sleeved on the outside of the driven shaft 204, both ends of the driven shaft 204 are movably connected with the casing 201, and two of the driven shaft 204 are movably connected. A sliding bearing 210 is sleeved outside the casing 201 at both ends through the casing 201 . The sliding bearing 210 is provided with a corresponding inclined sliding rail 211 at the bottom thereof, and the sliding rail 211 is far away from the casing 201 . One end of the driving shaft 203 is inclined upward; the lower part of the roller machine body 2 is provided with the linear vibrating screen 3, one end of the linear vibrating screen 3 is provided with a second feeding port 301, and the other end is provided with a fine The particle discharge port 302 and the coarse particle discharge port 303; the linear vibrating screen 3 is provided with the coarse particle discharge port 303 and the screw elevator 4 is provided on one side. The end is provided with a third feed port 401 , the top of the screw elevator 4 is provided with a third discharge port 402 , and the lower portion of the housing 201 is provided with a first feed port 301 connected to the second feed port 301 . The discharge port 212, the coarse particle discharge port 303 is connected with the third feed port 401, and the upper part of the housing 201 is provided with a first feed port 213 connected with the third discharge port 402 .

In a preferred embodiment, annular bosses 214 are uniformly provided on the side wall of the driving roller 205 in the axial direction, and the sidewall of the driven roller 208 is uniformly provided with the annular bosses 214 on the axial direction. Annular groove 215 .

In a preferred embodiment, the sliding rail 211 is provided with a sliding groove 216 slidably connected to the sliding bearing 210 , and a limiting block 217 located at the bottom of the sliding bearing 210 is arranged in the sliding groove 216 , so The two sides of the chute 216 are provided with a plurality of first through holes 218 penetrating the side walls thereof, and the limiting block 217 is provided with second through holes 219 corresponding to the first through holes 218 . The stop block 217 is fixed on the chute 216 through the first through hole 218 and the second through hole 219 by setting bolts 220 , and the side of the stop block 217 facing the sliding bearing 210 is arc-shaped .

The beneficial effects of the present utility model are:

By arranging a linear vibrating screen and a screw elevator to cyclically crush the materials to be crushed, the utility model continuously cyclically crushes the crushed materials of different sizes after being crushed once, and can significantly improve the quality of the finished products of the crushed materials;

The utility model sets the driven roller on the inclined sliding rail through the sliding bearing, which can significantly reduce the damage to the driving roller and the driven roller caused by the high-hardness impurities contained in the crushed material;

In the utility model, a limit block is arranged on the sliding rail, which can limit the minimum distance between the driving roller and the driven roller, and further can limit the particle size after the material is crushed.

Description of drawings

The present utility model will be described in further detail below according to the accompanying drawings.

Fig. 1 is the external structure diagram of a kind of recyclable crushing roller crusher according to the embodiment of the present utility model;

FIG. 2 is a schematic structural diagram of a roller body of a cyclically pulverized roller mill according to an embodiment of the present utility model;

3 is a schematic structural diagram of a slide rail of a recyclable crushing counter-roll mill according to an embodiment of the present invention;

4 is a schematic structural diagram of a limit block of a cyclically pulverized counter-roll pulverizer according to an embodiment of the present invention;

In the picture:

1. Workbench; 2. Roller body; 201, Housing; 202, Motor; 203, Drive shaft; 204, Driven shaft; 205, Drive roller; 206, Driven pulley; 207, Drive pulley; 208, Belt 209, driven roller; 210, sliding bearing; 211, slide rail; 212, the first outlet; 213, the first inlet; 214, annular boss; 215, annular groove; 216, chute; 217, limit block; 218, first through hole; 219, second through hole; 3, linear vibrating screen; 301, second inlet; 302, outlet for fine particles; 303, outlet for coarse particles; 4. Screw elevator; 401, the third inlet; 402, the third outlet.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described above are a part of the embodiments of the present invention, but not all of the embodiments. The components of the embodiments of the invention generally described and illustrated in the drawings herein may be arranged and designed in a variety of different configurations. Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention. The following describes in detail the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary, and are intended to be used to explain the present invention, but should not be construed as a limitation of the present invention.

The utility model will be further described below with reference to the accompanying drawings and specific embodiments.

As shown in Figures 1-4, a recyclable crushing counter-roll mill according to an embodiment of the present invention includes a workbench 1, a counter-roller body 2, a linear vibrating screen 3, a screw elevator 4, and a workbench 1 There is a roller body 2 on it, the roller body 2 includes a casing 201, a motor 202, a driving shaft 203 and a driven shaft 204 are horizontally arranged inside the casing 201, and the driving shaft 203 and the driven shaft 204 are arranged in parallel, The outer side of the driving shaft 203 is sleeved with a driving roller 205 located inside the casing 201 , and one end of the driving shaft 203 is movably connected with the casing 201 , and the other end of the driving shaft 203 is movably connected with the casing 201 and penetrates the casing 201 to the casing. A driven wheel 206 is sleeved on the outside of 201, a driving wheel 207 is provided at the output end of the motor 202, and the driving wheel 207 is connected with the driven wheel 206 by setting a belt 208; Roller 209, both ends of the driven shaft 204 are movably connected with the casing 201, and both ends of the driven shaft 204 penetrate through the casing 201 and are sleeved with a sliding bearing 210 outside the casing 201, and the bottom of the sliding bearing 210 is provided with a sliding bearing 210. There is a corresponding inclined slide rail 211, and the end of the slide rail 211 away from the driving shaft 203 is inclined upward; the linear vibrating screen 3 is provided with a second feeding port 301, a fine particle discharging port 302, and a coarse particle discharging port 303. The screw elevator 4 is provided with a third feeding port 401 and a third discharging port 402. The lower part of the casing 201 is provided with a first discharging port 212 connected with the second feeding port 301, and the coarse particles are discharged. The port 303 is connected with the third feed port 401 of the screw elevator 4, and the upper part of the housing 201 is provided with a first feed port 213 connected with the third discharge port 402;

In the embodiment of the present utility model, the active connection mode of the driving shaft 203, the driven shaft 204 and the casing 201 can be selected to be connected with the casing 201 through a sleeve bearing; Entering between the driving roller 205 and the driven roller 209, after crushing, it enters the linear vibrating screen 3 through the first discharge port 212 and the second feeding port 301 in sequence. The linear vibrating screen 3 is the prior art, and its working principle is as follows: : The vibration motor is used as the vibration source, so that the material is thrown up on the screen, and at the same time moves forward in a straight line. The mesh produces different sizes of over- and under-screen materials, which are discharged from their respective outlets; in the embodiment of the present utility model, the crushed materials discharged from the first discharge port 212 contain material particles of different sizes, which pass through a straight line. After screening by the vibrating screen 3, the fine particles that meet the specifications are discharged through the fine particle outlet 302, and the large particles that do not meet the specifications enter the screw elevator 4 through the coarse particle outlet 303 and the third inlet 401, and the screw lifts The machine 4 is the prior art, which is used to transport the material at the lower end to the top, and discharge it through the third discharge port 402, and re-enter the roller machine body 2 through the first feed port 213 for re-crushing, and the material is continuously circulated After crushing, a finished product of fine particles that meets the specifications is obtained, and the quality of the finished product is significantly improved compared with the prior art;

In a specific embodiment, annular bosses 214 are uniformly provided on the sidewall of the driving roller 205 in the axial direction, and annular grooves 215 corresponding to the annular bosses 214 are uniformly provided on the sidewall of the driven roller 208 in the axial direction.

In the embodiment of the present invention, the motor 202 drives the driving roller 205 to rotate through the belt 208, and the driving roller 205 drives the driven roller 208 to rotate through the cooperation of the annular boss 214 and the annular groove 215, so as to pass the driving roller 205 and the driven roller to rotate. The material between the 208 produces a destructive force and crushes the material; in the embodiment of the present utility model, the two ends of the driven roller 208 are slidably connected to the inclined sliding rail 211 through the sliding bearing 210, and the driven roller 208 relies on its own gravity along the sliding rail 211. The sliding rail 211 slides down and cooperates with the driving roller 205. At the same time, a large friction force is generated between the two, and the driving roller 205 drives the driven roller 208 to rotate. At the same time, if the material to be crushed contains high hardness Because the driven roller 208 is slidably connected with the slide rail 211, the driven roller 208 will be lifted up obliquely along the slide rail 211, and will not be generated as in the prior art, due to the inability to adjust the spacing during the production process, resulting in severe damage to the driving roller 205 and the driven roller 208.

In a specific embodiment, the sliding rail 211 is provided with a sliding groove 216 slidably connected to the sliding bearing 210 , the sliding groove 216 is provided with a limit block 217 located at the bottom of the sliding bearing 210 , and two sides of the sliding groove 216 are provided with a plurality of Passing through the first through hole 218 of the limit block 217 , the limit block 217 is provided with a second through hole 219 corresponding to the first through hole 218 , and the limit block 217 penetrates through the first through hole 218 and the second through hole 218 by setting the bolt 220 The through hole 219 is fixed on the chute 216, and the side of the limiting block 217 facing the sliding bearing 210 is arc-shaped;

In the embodiment of the present invention, the position of the limiting block 217 can be adjusted on the slide rail 211 through the bolt 220, thereby limiting the position of the lowest point of the sliding bearing 210, thereby limiting the position of the lowest point of the driven roller 208, thereby limiting the position of the driven roller The minimum distance between 208 and the driving roller 205 can further limit the size of the crushed material particles, and the material particles that meet the specifications can be obtained by continuously circulating the crushed materials.

Finally, it should be noted that the above-mentioned embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them; It should be understood that: it is still possible to modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements to some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the implementation of the present utility model. scope of technical solutions.

Claims (3)

1. A pair of roller mill of circulated crushing which characterized in that: comprises a workbench (1), a roll machine body (2), a linear vibrating screen (3) and a spiral elevator (4), the workbench (1) is provided with the double-roller machine body (2), the double-roller machine body (2) comprises a shell (201) and a motor (202), a driving shaft (203) and a driven shaft (204) are horizontally arranged in the shell (201), the driving shaft (203) and the driven shaft (204) are arranged in parallel, the driving roller (205) is sleeved on the outer side of the driving shaft (203), and one end of the driving shaft (203) is movably connected with the shell (201), the other end of the driving shaft (203) is movably connected with the shell (201) and penetrates through the shell (201) to be sleeved with a driven wheel (206) outside the shell (201), the output end of the motor (202) is provided with a driving wheel (207), and the driving wheel (207) is connected with the driven wheel (206) through a belt (208); a driven roller (209) is sleeved on the outer side of the driven shaft (204), two ends of the driven shaft (204) are movably connected with the shell (201), two ends of the driven shaft (204) penetrate through the shell (201) and are sleeved with sliding bearings (210) outside the shell (201), sliding rails (211) which are obliquely arranged corresponding to the sliding bearings are arranged at the bottoms of the sliding bearings (210), and one ends, far away from the driving shaft (203), of the sliding rails (211) are inclined upwards; the lower part of the roll machine body (2) is provided with the linear vibrating screen (3), one end of the linear vibrating screen (3) is provided with a second feeding hole (301), and the other end of the linear vibrating screen is provided with a fine particle discharging hole (302) and a coarse particle discharging hole (303); straight line reciprocating sieve (3) are equipped with coarse grain discharge gate (303) one side is equipped with spiral lifting machine (4), the bottom of spiral lifting machine (4) is equipped with third feed inlet (401), the top of spiral lifting machine (4) is equipped with third discharge gate (402), the lower part of casing (201) be equipped with first discharge gate (212) that second feed inlet (301) are connected, coarse grain discharge gate (303) with third feed inlet (401) are connected, the upper portion of casing (201) be equipped with first feed inlet (213) that third discharge gate (402) are connected.

2. A circulative pulverizing pair roller crusher according to claim 1, characterized in that: the side wall of the driving roller (205) is axially and uniformly provided with annular bosses (214), and the side wall of the driven roller (209) is axially and uniformly provided with annular grooves (215) corresponding to the annular bosses (214).

3. A circulative pulverizing pair roller crusher according to claim 1, characterized in that: be equipped with on slide rail (211) with slide bearing (210) sliding connection's spout (216), be equipped with in spout (216) and be located stopper (217) of slide bearing (210) bottom, the both sides of spout (216) are equipped with a plurality of first through-holes (218) that run through its lateral wall, be equipped with on stopper (217) with second through-hole (219) that first through-hole (218) correspond, stopper (217) run through setting up bolt (220) first through-hole (218) with second through-hole (219) are fixed on spout (216), stopper (217) orientation one side of slide bearing (210) is the arc.

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