CN216964736U - Adjustable double-roller machine - Google Patents

Abstract

The utility model relates to an adjustable double-roller machine which comprises a rack, a fixed roller assembly, a movable roller assembly and a driving device, wherein the fixed roller assembly and the movable roller assembly are arranged in parallel side by side, the fixed roller assembly comprises a fixed roller, a first mounting frame and a first driving assembly, two ends of the fixed roller are movably connected with the two first mounting frames through bearings, the first mounting frame is fixedly arranged on the side wall of the rack, the first driving assembly penetrates through the first mounting frame to be connected with the fixed roller, the movable roller assembly comprises a movable roller and a second mounting frame, the second driving assembly and a universal joint are arranged, two ends of the movable roller are movably connected with the second mounting frame through bearings, the second mounting frame is movably arranged on the side wall of the rack, the output end of the second driving assembly is connected with the movable roller through the universal joint, the driving device is arranged on the rack, the output end of the driving device is connected with the second mounting frame, and drives the second mounting frame to be close to or far away from the first mounting frame. The utility model can automatically adjust the distance between the movable roller and the fixed roller without stopping, thereby improving the production efficiency.

Description

Adjustable double-roller machine

Technical Field

The utility model relates to the technical field of mining machinery, in particular to an adjustable double-roller machine.

Background

A twin-roll crusher, a mining machine, is also called a twin-roll crusher. The method is mainly used for crushing ores. The crusher has the advantages of small volume, large crushing ratio (5-8), low noise, simple structure, convenient maintenance, uniform granularity of crushed materials, low over-crushing rate, convenient maintenance, sensitive overload protection, safety, reliability and the like. When the existing double-roller machine is used, in order to control the particle diameter of crushed stone, the distance between two double rollers in the double-roller machine needs to be changed, and when the distance between the two double rollers is increased, the crushed stone has larger diameter and particle size; when the gap between the two pairs of rollers is reduced, the crushed stone has a smaller diameter and a smaller particle size. When the distance between two pairs of rollers is adjusted, the conventional roller machine needs to be stopped for adjustment, so that the production efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

Therefore, the adjustable double-roll machine is needed to be provided aiming at the condition that the conventional double-roll machine needs to be stopped to adjust the distance between the fixed roll and the movable roll and reduce the production efficiency.

An adjustable double-roller machine comprises a rack, a fixed roller assembly, a movable roller assembly and a driving device, wherein the fixed roller assembly and the movable roller assembly are arranged in parallel side by side, the fixed roller assembly comprises a fixed roller, a first mounting frame and a first driving assembly, two ends of the fixed roller are movably connected with the two first mounting frames through bearings, the first mounting frame is fixedly arranged on the side wall of the rack, the first driving assembly penetrates through the first mounting frame to be connected with the fixed roller, the movable roller assembly comprises a movable roller, a second mounting frame, a second driving assembly and universal joints, two ends of the movable roller are movably connected with the second mounting frame through bearings, the second mounting frame is movably arranged on the side wall of the rack, the output end of the second driving assembly is connected with the movable roller through the universal joints, and the driving device is arranged on the rack, the output end of the driving device is connected with the second mounting rack and drives the second mounting rack to be close to or far away from the first mounting rack.

Preferably, the driving device comprises an oil hydraulic cylinder and an energy accumulator, the oil hydraulic cylinder is mounted on the side wall of the rack, the output end of the oil hydraulic cylinder is connected with the second mounting frame, and the energy accumulator is communicated with the oil hydraulic cylinder through a pipeline.

Preferably, a gap partition plate is further arranged on the side wall of the rack and arranged between the first mounting frame and the second mounting frame.

Preferably, the upper end and the lower end of the second mounting frame are provided with grooves, and the side wall of the rack is movably clamped in the grooves.

Preferably, a feed inlet is formed in the machine frame and is located between the fixed roller and the movable roller.

Preferably, the rack is further provided with a dustproof cover plate, and the dustproof cover plates are arranged right above the fixed roller and the movable roller.

Preferably, the first driving assembly and the second driving assembly both comprise a motor and a speed reducer, and the output end of the motor is connected with the speed reducer.

The utility model has the advantages that: utilize the universal joint to connect second drive assembly and movable roll, be convenient for when the broken building stones of twin-roll machine normal operating, drive arrangement can the level to the displacement of drive movable roll, is close to or keeps away from the fixed roll, need not shut down the adjustment, effectively improves producer production efficiency, uses to experience better.

Drawings

FIG. 1 is a schematic perspective view of an adjustable roll mill according to one embodiment;

FIG. 2 is a schematic top view of an adjustable twin roll machine;

fig. 3 is an exploded view of an adjustable roll mill.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 3, an adjustable roll-aligning machine comprises a frame 1, a fixed roll assembly 2, a movable roll assembly 3 and a driving device 4, wherein the fixed roll assembly 2 and the movable roll assembly 3 are arranged in parallel side by side, the fixed roll assembly 2 comprises a fixed roll 21, a first mounting frame 22 and a first driving assembly 23, two ends of the fixed roll 21 are movably connected with the two first mounting frames 22 through bearings, the first mounting frame 22 is fixedly mounted on a side wall of the frame 1, the first driving assembly 23 penetrates through the first mounting frame 22 and is connected with the fixed roll 21, the movable roll assembly 3 comprises a movable roll 31, a second mounting frame 32, a second driving assembly 33 and a universal joint 34, two ends of the movable roll 31 are movably connected with the second mounting frame 32 through bearings, the second mounting frame 32 is movably mounted on a side wall of the frame 1, an output end of the second driving assembly 33 is connected with the movable roll 31 through the universal joint 34, the driving device 4 is installed on the rack 1, and an output end of the driving device 4 is connected with the second mounting frame 32 to drive the second mounting frame 32 to be close to or far away from the first mounting frame 22. Specifically, in the present embodiment, when in use, the frame 1 is fixed on the ground, the frame 1 is in a groove shape, the fixed roller 21 and the movable roller 31 are arranged in parallel in the frame 1, and the first driving assembly 23 and the second driving assembly 33 are arranged outside the frame 1 and are respectively used for driving the fixed roller 21 and the movable roller 31 to rotate. It should be noted that, after the stone enters the frame 1 and passes between the fixed roller 21 and the movable roller 31, the first driving assembly 23 and the second driving assembly 33 drive the fixed roller 21 and the movable roller 31 to rotate oppositely, so as to break the stone into particles with smaller diameters. When the size of the crushed stone grain size needs to be adjusted, the distance between the movable roller 31 and the fixed roller 21 can be adjusted. In order to realize not stopping adjustment interval, in this technical scheme, second drive assembly 33 passes through universal joint 34 and is connected with movable roll 31, tip at frame 1 is provided with drive arrangement 4, drive arrangement 4 is connected with the second mounting bracket 32 that is used for installing movable roll 31, drive arrangement 4 can drive second mounting bracket 32 along 1 horizontal displacement of frame, make movable roll 31 be close to or keep away from fixed roll 21, change the building stones particle diameter size after the breakage, need not the stop adjustment, improve production efficiency. The driving device 4 may be an air cylinder, an oil cylinder, or an electric push rod, etc., as long as it can drive the movable roller 31 to move back and forth on the frame 1.

As shown in fig. 1 to 3, the driving device 4 includes an oil pressure cylinder 41 and an energy storage 42, the oil pressure cylinder 41 is mounted on the side wall of the frame 1, an output end of the oil pressure cylinder 41 is connected to the second mounting bracket 32, and the energy storage 42 is communicated with the oil pressure cylinder 41 through a pipeline. Specifically, the oil hydraulic cylinder 41 is used for driving the second mounting frame 32 to displace, the thrust of the oil hydraulic cylinder 41 is large, the second mounting frame 32 is more stable when moving, and the displacement precision is higher. The accumulator 42 is used for accumulating energy and is communicated with the oil hydraulic cylinder 41 through a pipeline so as to ensure that the hydraulic pressure in the hydraulic system is stable and normal.

As shown in fig. 1 to 3, a gap partition 11 is further disposed on the side wall of the rack 1, and the gap partition 11 is disposed between the first mounting frame 22 and the second mounting frame 32. Specifically, the gap partition 11 abuts between the first mounting frame 22 and the second mounting frame 32 to serve as a support abutment, and when the second mounting frame 32 is close to or far from the first mounting frame 22, the thickness of the gap partition 11 can be changed by increasing or decreasing the small partition in the gap partition, so that the left end and the right end of the second mounting frame 32 are abutted by the gap partition 11 and the oil cylinder 41, and the displacement and jumping of the second mounting frame 32 during operation are prevented.

As shown in fig. 3, the upper end and the lower end of the second mounting frame 32 are provided with grooves 321, the side wall of the rack 1 is movably clamped in the grooves 321, the side wall of the rack 1 is matched with the grooves 321 to limit the displacement track of the second mounting frame 32, and the second mounting frame 32 is prevented from being loosened in the displacement process.

As shown in fig. 1 to 3, a feeding port 12 is provided on the frame 1, the feeding port 12 is located between the fixed roller 21 and the movable roller 31, the feeding port 12 is communicated with the frame 1, and stones conveyed on an external conveyor belt can enter the frame 1 through the feeding port 12, and are matched with the fixed roller 21 and the movable roller 31 which rotate in opposite directions to be crushed.

As shown in fig. 1 to 3, the frame 1 is further provided with a dust-proof cover plate 13, and the dust-proof cover plates 13 are arranged right above the fixed roller 21 and the movable roller 31. Specifically, set up dustproof cover 13, play the guard action, avoid the crushing in-process, dust spills from frame 1 and spreads out, and dust flies upward, pollutes the surrounding environment.

As shown in fig. 1 to 3, each of the first driving assembly 23 and the second driving assembly 33 includes a motor 231 and a speed reducer 232, and an output end of the motor 231 is connected to the speed reducer 232. Specifically, in the present embodiment, when the motor 231 is used alone to drive the fixed roller 21 and the movable roller 31 to rotate, the speed control and adjustment are not easy, so the reducer 232 is added.

All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (7)

1. The utility model provides an adjustable twin-roll machine which characterized in that: the roller fixing device comprises a rack, a fixed roller assembly, a movable roller assembly and a driving device, wherein the fixed roller assembly and the movable roller assembly are arranged in parallel side by side, the fixed roller assembly comprises a fixed roller, a first mounting frame and a first driving assembly, the two ends of the fixed roller are movably connected with the two first mounting frames through bearings, the first mounting frames are fixedly mounted on the side wall of the rack, the first driving assembly penetrates through the first mounting frame and is connected with the fixed roller, the movable roller assembly comprises a movable roller, a second mounting frame, a second driving assembly and a universal joint, the two ends of the movable roller are movably connected with the second mounting frame through bearings, the second mounting frame is movably mounted on the side wall of the rack, the output end of the second driving assembly is connected with the movable roller through the universal joint, the driving device is mounted on the rack, the output end of the driving device is connected with the second mounting frame, driving the second mount closer to or further from the first mount.

2. An adjustable twin roll machine as defined in claim 1, wherein: the driving device comprises an oil hydraulic cylinder and an energy accumulator, the oil hydraulic cylinder is installed on the side wall of the rack, the output end of the oil hydraulic cylinder is connected with the second mounting frame, and the energy accumulator is communicated with the oil hydraulic cylinder through a pipeline.

3. An adjustable twin roll machine as defined in claim 2, wherein: still be provided with the clearance baffle on the frame lateral wall, the clearance baffle sets up first mounting bracket with between the second mounting bracket.

4. An adjustable twin roll machine according to claim 3, characterised in that: the upper end and the lower end of the second mounting rack are provided with grooves, and the side wall of the rack is movably clamped in the grooves.

5. An adjustable twin roll machine as defined in claim 1, wherein: the frame is provided with a feed inlet, and the feed inlet is positioned between the fixed roller and the movable roller.

6. An adjustable twin roll machine as defined in claim 5 wherein: and the rack is also provided with a plurality of dustproof cover plates which are arranged right above the fixed roller and the movable roller.

7. An adjustable twin roll machine as defined in claim 1, wherein: the first driving assembly and the second driving assembly comprise motors and speed reducers, and output ends of the motors are connected with the speed reducers.

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