CN111167549A - Roller type crushing device - Google Patents
Roller type crushing device Download PDFInfo
- Publication number
- CN111167549A CN111167549A CN201911364386.3A CN201911364386A CN111167549A CN 111167549 A CN111167549 A CN 111167549A CN 201911364386 A CN201911364386 A CN 201911364386A CN 111167549 A CN111167549 A CN 111167549A
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- 238000003825 pressing Methods 0.000 claims abstract description 36
- 230000000694 effects Effects 0.000 claims abstract description 9
- 230000001681 protective effect Effects 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000007246 mechanism Effects 0.000 claims description 4
- 230000035939 shock Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 23
- 238000005096 rolling process Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 4
- 125000006850 spacer group Chemical group 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/32—Adjusting, applying pressure to, or controlling the distance between, milling members
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/42—Driving mechanisms; Roller speed control
- B02C4/423—Driving mechanisms; Roller speed control with vibrating or oscillating mechanisms
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention relates to a roller type crushing device which comprises a rack, a first roller, a second roller matched with the first roller and a driving device used for driving the first roller and/or the second roller to rotate, wherein the first roller is arranged above the second roller, the first roller is arranged on a movable pressing frame, the movable pressing frame is arranged on the rack through a swinging shaft, a first mounting frame and a second mounting frame are arranged on the rack, the first mounting frame and the second mounting frame are respectively arranged on two axial sides of the first roller, a first shaft sleeve is arranged on the first mounting frame, a second shaft sleeve is arranged on the second mounting frame, two ends of the swinging shaft are respectively arranged in the first shaft sleeve and the second shaft sleeve, the inner diameter of the first shaft sleeve is 0.01 mm-3 cm larger than that of the swinging shaft, and the inner diameter of the second shaft sleeve is 0.01 mm-3 cm larger than that of the swinging shaft. The first roller swings more flexibly, can crush materials to be crushed more uniformly, and improves the crushing effect.
Description
Technical Field
The present invention relates to a roller type crushing apparatus.
Background
Roller mills are widely used for the comminution of materials. As in the chinese utility model patent of application No. 201210446027.4 entitled "a roller mill", a roller mill is disclosed, which comprises a rotating roller, a driven roller and a driving device, wherein the rotating roller is in driving connection with the driving device, and the rotating roller is pressed on the driven roller; the rotating roller is arranged on a movable frame body which can swing up and down in a matching way, and the movable frame body is movably connected to a fixed frame through a swinging shaft.
When this type of rubbing crusher was using, the oscillating axle of activity support body generally can only rotate for the frame, and the roll-in motion of first running roller circumference, the roll-in crushing effect still remains further to be improved, in addition at the course of the work, treats that the crushing material is easily concentrated on the middle part of first running roller, and after long-term the use, the middle part of first running roller and the middle part wearing and tearing of second running roller are comparatively serious, cause scrapping of first running roller and second running roller even. Moreover, when the pulverizer is used, the dust is relatively more, and after the pulverizer is used for a long time, the dust can gradually enter the roll shaft of the roller or the bearing of the roll shaft of the roller, so that equipment is abraded.
Accordingly, the present inventors have made extensive studies to solve the above problems and have made the present invention.
Disclosure of Invention
The invention aims to provide a roller type crushing device which is longer in service life, better in crushing effect, energy-saving and convenient to install.
In order to achieve the purpose, the invention adopts the following technical scheme:
the roller type crushing device comprises a rack, a first roller, a second roller matched with the first roller and a driving device for driving the first roller and/or the second roller to rotate, wherein the first roller is arranged above the second roller, the first roller is arranged on a movable pressing frame, the movable pressing frame is arranged on the rack through a swinging shaft, a first mounting frame and a second mounting frame are arranged on the rack and are respectively arranged at two axial sides of the first roller, a first shaft sleeve is arranged on the first mounting frame, a second shaft sleeve is arranged on the second mounting frame, two ends of the swinging shaft are respectively arranged in the first shaft sleeve and the second shaft sleeve, the inner diameter of the first shaft sleeve is 0.01-3 cm larger than that of the swinging shaft, the inner diameter of the second shaft sleeve is more than 0.01-3 cm larger than that of the swinging shaft, and the roller type crushing device further comprises a material sliding plate for conveying materials to be crushed and/or water, the material sliding plate is arranged corresponding to a gap between the first roller and the second roller, the movable pressing frame is provided with a first bearing seat and a second bearing seat, the first bearing seat and the second bearing seat are both detachably arranged on the movable pressing frame, the first bearing seat and the second bearing seat are both cylinders with one open ends, the first roller is arranged on the movable pressing frame through a first roller shaft, two ends of the first roller shaft are respectively provided with a first bearing and a second bearing, the first bearing is arranged in the first bearing seat, the second bearing is arranged in the second bearing seat, a first baffle is arranged on the first roller shaft corresponding to an opening of the first bearing seat, a second baffle is arranged on the first roller shaft corresponding to an opening of the second bearing seat, the outer diameter of the first baffle is larger than that of the opening of the first bearing seat, the outer diameter of the second baffle is larger than that of the opening of the second bearing seat, and a first annular flange and a second annular flange are arranged at two ends of the first roller, be equipped with on first roller with second annular flange complex locating flange, still the cover is equipped with the rand with first annular flange complex on first roller, still be equipped with the mounting flange on first roller, the rand is fixed on the mounting flange, still is equipped with first annular groove and second annular groove on first roller, first annular groove sets up between rand and first baffle, the second annular groove sets up between locating flange and second baffle. As a preferable mode of the present invention, a first limit flange is disposed between the movable pressing frame and the first shaft sleeve, a second limit flange is disposed between the movable pressing frame and the second shaft sleeve, and both the first limit flange and the second limit flange are fixed on the swing shaft.
In a preferred embodiment of the present invention, a gap between the first bushing and the first position-defining flange is 0.01mm to 4cm, and a gap between the second bushing and the second position-defining flange is 0.01mm to 4 cm.
As a preferred mode of the present invention, a plurality of first adjusting washers are disposed between the first limit flange and the first shaft sleeve, the first adjusting washers are sleeved on the swing shaft, and a second adjusting washer is disposed between the second limit flange and the second shaft sleeve, the second adjusting washers are sleeved on the swing shaft.
In a preferred embodiment of the present invention, the first mounting bracket and the second mounting bracket are locked to the frame by bolts.
In a preferred embodiment of the present invention, the first mounting bracket is mounted to the frame by a bolt, a spacer, and a first cushion, and the second mounting bracket is mounted to the frame by a bolt, a spacer, and a second cushion.
In a preferred embodiment of the present invention, the movable holder is fixed to the swing shaft by welding.
As a preferable mode of the present invention, a plurality of third cushion pads are provided at the bottom of the frame.
In a preferred embodiment of the present invention, the second roller is rotatably mounted on the frame through a driving shaft, the driving mechanism is a motor, and an output shaft of the motor is in transmission connection with the driving shaft.
As a preferable mode of the present invention, one end of the movable pressing frame is an installation end installed on the first roller, the other end of the movable pressing frame is a swinging end, and the swinging end and the rack bracket are provided with a buffer device.
As a preferable mode of the present invention, the movable platen is provided with a first bearing seat and a second bearing seat, the first bearing seat and the second bearing seat are both detachably mounted on the movable platen, the first bearing seat and the second bearing seat are both cylinders with an opening at one end, the first roller is mounted on the movable platen through a first roller shaft, a first bearing and a second bearing are respectively mounted at two ends of the first roller shaft, the first bearing is disposed in the first bearing seat, the second bearing is disposed in the second bearing seat, a first baffle is disposed on the first roller shaft corresponding to the opening of the first bearing seat, a second baffle is disposed on the first roller shaft corresponding to the opening of the second bearing seat, the outer diameter of the first baffle is larger than the diameter of the opening of the first bearing seat, the outer diameter of the second baffle is larger than the diameter of the opening of the second bearing seat, a first annular flange and a second annular flange are disposed at two ends of the first roller, be equipped with on first roller with second annular flange complex locating flange, still the cover be equipped with first annular flange complex rand on first roller, still be equipped with the mounting flange on first roller, the rand passes through the bolt locking on the mounting flange, still is equipped with first annular groove and second annular groove on first roller, first annular groove sets up between rand and first baffle, the second annular groove sets up between locating flange and second baffle.
After the technical scheme of the invention is adopted, a gap is formed between the first shaft sleeve and the oscillating shaft, a gap is formed between the second shaft sleeve and the oscillating shaft, when the first roller and the second roller are subjected to crushing operation, the movable pressing frame and the oscillating shaft can swing up and down, front and back, left and right in the gap, and simultaneously the first roller can swing flexibly to form rubbing forces of up, down, front, back, left and right, so that materials can be rubbed and pressed in an omnibearing manner to be crushed more uniformly, the crushing effect is improved, the materials can move to two sides of the first roller in the axial direction under the swinging action of the first roller, the abrasion concentration of the middle part of the first roller or the middle part of the second roller is avoided, and when the abrasion of the middle parts of the first roller and the second roller is formed into the groove, the materials can concentrate to the groove, so that the abrasion of the rollers is further intensified, in the invention, the materials can not be excessively concentrated due to the flexible swinging, thereby improving the service life of the whole equipment. Further, according to the invention, a gap is formed between the first shaft sleeve and the first limiting flange, and a gap is formed between the second shaft sleeve and the second limiting flange, so that when the crusher works, the first roller can axially displace, circumferential rolling and axial rubbing can be realized, and the crushing effect is improved. Furthermore, the first adjusting washer and the second adjusting washer are added, so that the displacement of the oscillating shaft in the circumferential direction can be adjusted, and the rolling requirements of different materials can be met. According to the invention, the material sliding plate for conveying the material to be crushed and the water is arranged, the material to be crushed and the water are conveyed to the position between the first roller and the second roller for rolling, so that dust flying can be reduced, the service life of the equipment is prolonged, a cavity is formed between the outer wall of the first roller shaft and the inner wall of the first roller, the weight of the equipment can be properly reduced, the energy consumption is saved, and through the arrangement of the clamping ring and the positioning flange, the assembly of the first roller shaft is facilitated on one hand, and meanwhile, the material to be crushed can be prevented from entering the first roller; the arrangement of the first baffle, the first annular groove, the second baffle and the second annular groove can play a role in diversion and blocking, and can prevent the object to be crushed from entering the first bearing and the second bearing.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic structural view of another embodiment of the present invention.
FIG. 3 is a schematic view of another embodiment of the present invention.
Fig. 4 is a schematic structural diagram of the oscillating shaft, the first adjusting washer, the second adjusting washer, the first bushing and the second bushing of the present invention.
FIG. 5 is a view showing the fitting relationship between the first sleeve and the swing shaft in the present invention.
Fig. 6 is a schematic view of the mounting structure of the first roller according to the present invention.
Fig. 7 is a schematic view of the structure of the collar of the present invention.
Fig. 8 is a schematic view of another structure of the collar of the present invention.
In the figure:
Mounting end 31 swing end 32
Second position-defining flange 52 first adjustment washer 53
Second adjustment washer 54 first mount 61
First annular flange 101 second annular flange 102
Positioning flange 105 mounting flange 106
First annular groove 107 and second annular groove 108
First bearing seat 111 and second bearing seat 112
First bearing 113 and second bearing 114
First shield 115 and second shield 116
Trachea 202 notch 1041
Bolt 1042 material sliding plate 1045
Detailed Description
In order to further explain the technical scheme of the invention, the following detailed description is combined with the accompanying drawings.
Referring to fig. 1 to 8, a roller type crushing apparatus includes a frame 100, a first roller 10, a second roller 20 engaged with the first roller 10, and a driving device for driving the first roller 10 and/or the second roller 20 to rotate, the first roller 10 is disposed above the second roller 20, the first roller 10 and the second roller 20 are disposed in parallel and are all disposed along a horizontal direction, the first roller 10 is mounted on a movable pressing frame 30, the movable pressing frame 30 is mounted on the frame 100 through a swing shaft 50, and these structures are described in the prior art and will not be described in detail herein.
According to the invention, the rack 100 is provided with the first mounting frame 61 and the second mounting frame 62, the first mounting frame 61 and the second mounting frame 62 are respectively arranged at two axial sides of the first roller 10, the first mounting frame 61 is provided with the first shaft sleeve 41, the second mounting frame 62 is provided with the second shaft sleeve 42, two ends of the swinging shaft 50 are respectively arranged in the first shaft sleeve 41 and the second shaft sleeve 42, the inner diameter of the first shaft sleeve 41 is 0.01mm to 3cm larger than the diameter of the swinging shaft 50, namely, a gap (a first gap 70 in the drawing) between the first shaft sleeve 41 and the swinging shaft 50. The inner diameter of the second bushing 42 is larger than the diameter of the swing shaft 50 by 0.01mm to 3cm, i.e., a gap (first gap 70 in the drawing) between the second bushing 42 and the swing shaft 50. In the invention, a bearing can be arranged between the first shaft sleeve 41 and the swinging shaft 50, and when the bearing is arranged, for example, when the bearing with an inner ring and an outer ring is adopted, a gap of 0.01mm to 3cm can be formed between the outer ring of the bearing and the inner side of the bearing; or so that there is a gap of 0.01mm to 3cm between the outer race of the bearing and the first sleeve 41. Preferably, the length of the swing shaft 50 is 1 to 2m, and the size of the first gap 70 is 2 to 4mm, under the parameter, the swing amplitude of the movable pressing frame 30 can be better controlled, so as to control the swing amplitude of the first roller 10, the first roller 10 can be adaptively adjusted along with the material to be crushed, the relative position between the first roller 10 and the second roller 20 is naturally adjusted, and the local excessive wear of the first roller 10 is effectively avoided.
As a preferred aspect of the present invention, a first limit flange 51 is disposed between the movable pressing frame 30 and the first shaft sleeve 41, a second limit flange 52 is disposed between the movable pressing frame 30 and the second shaft sleeve 42, and both the first limit flange 51 and the second limit flange 52 are fixed to the swing shaft 50, and may be fixed by welding.
In a preferred embodiment of the present invention, the gap (i.e., the second gap 80) between the first bushing 41 and the first position-defining flange 51 is 0.01mm to 4cm, and the gap (i.e., the second gap 80) between the second bushing 42 and the second position-defining flange 52 is 0.01mm to 4 cm.
As a preferred aspect of the present invention, a plurality of first adjusting washers 53 are disposed between the first limit flange 51 and the first shaft sleeve 41, the first adjusting washers 53 are sleeved on the swinging shaft 50, a second adjusting washer 54 is disposed between the second limit flange 52 and the second shaft sleeve 42, and the second adjusting washers 54 are sleeved on the swinging shaft 50, in the implementation, the number of the first adjusting washers 53 and the number of the second adjusting washers 54 are both 4, and the first adjusting washers 53 and the second adjusting washers 54 may be rubber washers, and may be increased as needed in the using process, and the number of the first adjusting washers 53 may be different from the number of the second adjusting washers 54.
In a preferred embodiment of the present invention, the first mount frame 61 and the second mount frame 62 are each locked to the frame 100 by bolts, and the first mount frame 61 or the second mount frame 62 can be detached from the frame 100 when the swing shaft 50, the first adjustment washer 53, or the second adjustment washer 54 is detached.
In a preferred embodiment of the present invention, the first mounting bracket 61 is mounted on the frame 100 by bolts, spacers, and first shock-absorbing pads, and the second mounting bracket 62 is mounted on the frame 100 by bolts, spacers, and second shock-absorbing pads.
As a preferred mode of the present invention, the movable pressing frame 30 is fixed on the swing shaft 50 by welding, so that the movable pressing frame 30 and the swing shaft 50 are connected into a whole, and the movable pressing frame 30 is not easily deformed by force, which is beneficial to the stable operation of the movable pressing frame 30.
In a preferred embodiment of the present invention, the bottom of the frame 100 is provided with a plurality of third shock absorbing pads 90 for absorbing the acting force applied to the entire frame 100.
In a preferred embodiment of the present invention, the second roller 20 is rotatably mounted on the frame 100 by a driving shaft, the driving mechanism is a motor (not shown), and an output shaft of the motor is in transmission connection with the driving shaft, specifically, may be in transmission connection with the driving shaft by a transmission belt.
As a preferred mode of the present invention, one end of the movable pressing frame 30 is a mounting end 31 mounted on the first roller 10, the other end is a swinging end 32, the swinging end 32 and the frame 100 are supported by a buffer device 200, the buffer device 200 may be, for example, an airbag, the airbag is connected to the gas tank 201 through a gas pipe 202, when the first roller 10 is pushed up by the material between the first roller 10 and the second roller 20, the airbag 200 is compressed, part of the gas in the airbag 200 enters the gas tank 201, and the airbag 200 forms a pushing force on the swinging end 32, so that the first roller 10 and the second roller 20 maintain a relatively stable rolling pressure, and as the first roller 10 and the second roller 20 rotate, after the material is partially crushed, under the action of the pushing force, the movable pressing frame 30 can be driven to swing more flexibly, so as to realize the up-down knocking action of the first roller 10, and the gas repeatedly moves in the airbag 200 and the gas tank 201, the movement is more flexible than other fluids. According to the invention, materials can be rolled by the rotation of the first roller 10 and the second roller 20 and the self gravity, the movable pressing frame 30 is buffered and boosted by the gas tank 201 and the gas bag 200, so that the movable pressing frame 30 can flexibly swing up and down, the first roller 10 can form impact force to crush the materials, the crushing efficiency is further improved, and the gas pipe 202 with a larger pipe diameter is adopted to facilitate the efficient control of the gas bag. In the present invention, the side of the first roller 10 away from the first mounting end 31 forms a larger space, which is convenient for arranging the material sliding plate 104, and the outlet end of the material sliding plate 1045 is arranged corresponding to the position between the first roller 10 and the second roller 20.
In order to prolong the service life of the roller mill, the application also improves the installation structure of the rollers and the roll shafts, taking the first roller 10 and the first roll shaft 103 as an example, the movable pressing frame 30 is provided with a first bearing seat 111 and a second bearing seat 112, the first bearing seat 111 and the second bearing seat 112 are both detachably installed on the movable pressing frame 30, the first bearing seat 111 and the second bearing seat 112 are both cylinders with one open end, preferably, the first bearing seat 111 and the second bearing seat 112 adopt detachable bearing seats, the bearing seats comprise two half-ring sleeves which are buckled oppositely, one half-ring sleeve body positioned below is fixed on the rack 100 and used for ensuring stable support of the roll shafts, and the other half-ring sleeve body is detachably locked on the rack 100 or the other half-ring sleeve body through screws, so that the assembly, disassembly and maintenance are convenient. The semi-ring sleeve body positioned above is also provided with a semi-annular blocking edge 117 for better blocking muddy water. A first bearing 113 and a second bearing 114 are respectively arranged at two ends of the first roller shaft 103, the first bearing 113 is arranged in the first bearing seat 111, the second bearing 114 is arranged in the second bearing seat 112, a first baffle plate 109 is arranged on the first roller shaft 103 corresponding to the opening of the first bearing seat 111, a second baffle plate 110 is arranged on the first roller shaft 103 corresponding to the opening of the second bearing seat 112, the outer diameter of the first baffle plate 109 is larger than the diameter of the opening of the first bearing seat 111, the outer diameter of the second baffle plate 110 is larger than the diameter of the opening of the second bearing seat 112, a first annular flange 101 and a second annular flange 102 are arranged at two ends of the first roller shaft 103, tapered holes are formed on the inner ring of the first annular flange 101 and the inner ring of the second annular flange 102, a positioning flange 105 matched with the second annular flange 102 is arranged on the first roller shaft 103, and a clamping ring 104 matched with the first annular flange 101 is sleeved on the first roller shaft 103, the collar 104 is provided with a notch 1041, so that the outer diameter of the collar 1041 can be properly adjusted, the first roller shaft 103 is further provided with a mounting flange 106, the outer walls of the positioning flange 105 and the collar 104 are both conical surfaces, an included angle between the conical surface and the central axis of the collar 104 is 0.5 to 2 degrees, the included angle is smaller, the collar 104 is not easy to move at the mounting flange 106, the collar 104 is convenient to mount, the collar 104 is locked on the mounting flange 106 through a bolt 1042, a locking nut of the bolt 1042 is arranged on one side of the collar 104 far away from the mounting flange 106, and a bolt head of the bolt 1042 abuts against the mounting flange 106. A first annular groove 107 and a second annular groove 108 are also provided on the first roller shaft 103, the first annular groove 107 being provided between the collar 104 and the first shutter plate 109, and the second annular groove 108 being provided between the positioning flange 105 and the second shutter plate 110. In implementation, there are two first and second annular grooves 107, 108. A semi-annular first protective cover 115 is further arranged at the opening of the first bearing seat, the first protective cover 115 extends along the axial direction of the first bearing seat 111 and covers the first annular groove 107, a semi-annular second protective cover 116 is further arranged at the opening of the second bearing seat 112, and the second protective cover 116 extends along the axial direction of the second bearing seat 112 and covers the second annular groove 107. By adopting the structure, a cavity is formed between the outer wall of the first roller shaft 103 and the inner wall of the first roller 10, the weight of the equipment can be properly reduced, the energy consumption is saved, and through the arrangement of the clamping ring 104 and the positioning flange 105, on one hand, the assembly of the first roller shaft 103 is convenient, and simultaneously, the object to be crushed can be prevented from entering the first roller 10; the arrangement of the first baffle 109, the first annular groove 107, the second baffle 110 and the second annular groove 108 can play a role in diversion and blocking, can avoid the object to be crushed from entering the first bearing 113 and the second bearing 114, and further realizes dustproof and waterproof effects through the first protective cover 115 and the second protective cover 116. When the rolling crushing device provided by the invention is used for rolling solids, water can be used for washing the objects to be crushed, water flow is not easy to enter the first bearing 113 and the second bearing 114, the service life of the roller crusher is effectively prolonged, and the rolling crushing device has the advantages of simple structure and low cost.
The product form of the present invention is not limited to the embodiments and examples shown in the present application, and any suitable changes or modifications of the similar ideas should be made without departing from the patent scope of the present invention.
Claims (10)
1. Roll-type reducing mechanism, including frame, first running roller, with first running roller complex second running roller and be used for driving first running roller and/or second running roller pivoted drive arrangement, first running roller setting is in the top of second running roller, and first running roller is installed on the activity pressure frame, and the activity is pressed the frame and is installed in the frame through the oscillating axle, its characterized in that: the movable pressing frame is provided with a first bearing seat and a second bearing seat which are detachably arranged on the movable pressing frame, the first bearing seat and the second bearing seat are both cylinders with one open ends, the first roller wheel is arranged on the movable pressing frame through a first roller shaft, the two ends of the first roll shaft are respectively provided with a first bearing and a second bearing, the first bearing is arranged in a first bearing seat, the second bearing is arranged in a second bearing seat, a first baffle is arranged on the first roll shaft corresponding to an opening of the first bearing seat, a second baffle is arranged on the first roll shaft corresponding to an opening of the second bearing seat, the outer diameter of the first baffle is larger than the diameter of the opening of the first bearing seat, the outer diameter of the second baffle is larger than the diameter of the opening of the second bearing seat, the two ends of the first roll wheel are provided with a first annular flange and a second annular flange, the first roll shaft is provided with a positioning flange matched with the second annular flange, the first roll shaft is further sleeved with a retainer ring matched with the first annular flange, the first roll shaft is further provided with a mounting flange fixed on the mounting flange, the first roll shaft is further provided with a first annular groove and a second annular groove, the first annular groove is disposed between the collar and the first baffle, and the second annular groove is disposed between the positioning flange and the second baffle.
2. A roller mill apparatus as set forth in claim 1, wherein: a first limiting flange is arranged between the movable pressing frame and the first shaft sleeve, a second limiting flange is arranged between the movable pressing frame and the second shaft sleeve, and the first limiting flange and the second limiting flange are fixed on the oscillating shaft.
3. A roller mill apparatus as set forth in claim 2, wherein: the clearance between the first shaft sleeve and the first limit flange is 0.01mm to 4cm, and the clearance between the second shaft sleeve and the second limit flange is 0.01mm to 4 cm.
4. A roller mill apparatus according to claim 3, wherein: the first mounting frame and the second mounting frame are locked on the rack through bolts.
5. A roller mill apparatus as set forth in claim 4, wherein: a plurality of first adjusting washers are arranged between the first limiting flange and the first shaft sleeve, the first adjusting washers are sleeved on the swinging shaft, and a second adjusting washer is arranged between the second limiting flange and the second shaft sleeve, and is sleeved on the swinging shaft.
6. A roller mill apparatus according to claim 5, wherein: the first mounting bracket is installed on the rack through a bolt, a gasket and a first shock pad, and the second mounting bracket is installed on the rack through a bolt, a gasket and a second shock pad.
7. A roller mill apparatus according to claim 6, wherein: the movable pressing frame is fixed on the swinging shaft in a welding mode.
8. A roller mill apparatus as set forth in claim 1, wherein: and a plurality of third shock pads are arranged at the bottom of the rack.
9. A roller mill apparatus as set forth in claim 1, wherein: the second roller is rotatably installed on the rack through a driving shaft, the driving mechanism is a motor, an output shaft of the motor is in transmission connection with the driving shaft, one end of the movable pressing frame is installed at the installation end of the first roller, the other end of the movable pressing frame is a swinging end, the swinging end is provided with a buffer device with the rack support, the buffer device comprises an air bag and an air tank used for controlling the air bag to stretch up and down, and the air bag is connected with the air tank through an air pipe.
10. A roller mill apparatus as set forth in claim 1, wherein: the opening of the first bearing seat is further provided with a semi-annular first protective cover, the first protective cover extends along the axial direction of the first bearing seat and shields the first annular groove, the opening of the second bearing seat is further provided with a semi-annular second protective cover, and the second protective cover extends along the axial direction of the second bearing seat and shields the second annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911364386.3A CN111167549B (en) | 2019-12-26 | 2019-12-26 | Roller type crushing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911364386.3A CN111167549B (en) | 2019-12-26 | 2019-12-26 | Roller type crushing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111167549A true CN111167549A (en) | 2020-05-19 |
| CN111167549B CN111167549B (en) | 2024-06-18 |
Family
ID=70646455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911364386.3A Active CN111167549B (en) | 2019-12-26 | 2019-12-26 | Roller type crushing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111167549B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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