CN117085795B - Vertical mill capable of automatically compensating gap for superfine grinding powder production - Google Patents
Vertical mill capable of automatically compensating gap for superfine grinding powder production Download PDFInfo
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- CN117085795B CN117085795B CN202311242427.8A CN202311242427A CN117085795B CN 117085795 B CN117085795 B CN 117085795B CN 202311242427 A CN202311242427 A CN 202311242427A CN 117085795 B CN117085795 B CN 117085795B
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- baffle
- grinding
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- 239000000843 powder Substances 0.000 title claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 7
- 230000002457 bidirectional effect Effects 0.000 claims description 19
- 238000007599 discharging Methods 0.000 claims description 6
- 238000009826 distribution Methods 0.000 claims description 2
- 238000001125 extrusion Methods 0.000 abstract description 9
- 230000006978 adaptation Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 239000008187 granular material Substances 0.000 abstract 5
- 239000002245 particle Substances 0.000 description 14
- 230000001105 regulatory effect Effects 0.000 description 8
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 2
- 238000007731 hot pressing Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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
- B02C15/00—Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs
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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
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
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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
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
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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
- B02C15/00—Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs
- B02C2015/002—Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs combined with a classifier
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
- B02C2023/165—Screen denying egress of oversize material
Abstract
The invention relates to the technical field of vertical grinders, in particular to a vertical grinder capable of automatically compensating gaps for superfine grinding powder production, wherein one end of a slide bar is provided with an adjusting nut attached to the inner wall of a supporting inclined block, the middle section of the slide bar is provided with a first baffle and a second baffle, the first baffle is positioned at the outer side of the vertical grinder and is pressed with a second spring between the outer wall of the vertical grinder, and the second baffle is positioned between the inner wall of the vertical grinder and the supporting inclined block, and has the beneficial effects that: when encountering the granule, can cause first regulation pole to reach reverse motion in the cylinder under the effect of extrusion force to drive the slide bar and slide, the second spring is compressed, along with rotation and clearance increase, make the granule cross the mill, when meetting big granule, the clearance increase that mill and granule extrusion produced leads to the slide bar to continuously slide and drives extrusion support sloping block side direction and slide, thereby reduce the height of holding the tray, the adaptation increases the clearance, make big granule can cross the mill.
Description
Technical Field
The invention relates to the technical field of vertical grinders, in particular to a vertical grinder capable of automatically compensating gaps for superfine grinding powder production.
Background
The vertical mill is a device for grinding fine powder, and is commonly used for grinding products such as grinding powder, and in the prior art, a hydraulic or pneumatic device is commonly used for adjusting the gap between a grinding disc and a grinding disc so as to adapt to different grinding precision.
In the grinding process of the vertical mill, the raw materials are centrifugally transported to the grinding belt by utilizing the rotation of the rotary screen disc, the purpose of grinding is achieved by utilizing the extrusion between the grinding disc and the grinding belt, the formed powder is blown up and discharged by utilizing hot-pressing airflow after grinding, and impurities which cannot be ground are removed under the action of centrifugal force.
However, in the actual machining process, due to the fact that the gap between the grinding disc and the grinding belt is fixed, when larger particle impurities are encountered, the clamping in the gap is extremely easy to cause, the surface of the grinding disc is affected, and the grinding precision is reduced.
Disclosure of Invention
The invention aims to provide a vertical mill capable of automatically compensating gaps for producing superfine grinding powder, so as to solve the problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a but superfine grinding powder production is with vertical mill of automatic compensation clearance, includes vertical mill, vertical mill includes:
the grinding device comprises a bearing tray and grinding discs, wherein the lower end of the inner cavity of the vertical grinding machine is provided with a lower supporting frame, the bearing tray is elastically installed at the upper end of the lower supporting frame, the upper end of the bearing tray is provided with a circular grinding belt, the upper end of the circular grinding belt is provided with a pair of grinding discs which are bilaterally symmetrical, the grinding discs are driven by a motor, and the motor is rotatably installed on a hinged support at the outer side of the vertical grinding machine;
the two ends of the bidirectional cylinder are respectively and slidably connected with a second adjusting rod and a first adjusting rod for adjusting the rotation angle of the motor on the hinged support;
the compensating device comprises a double-end pipe, a sliding rod and a supporting inclined block, wherein the outer end of a second adjusting rod is slidably inserted into an inner cavity of one end of the double-end pipe through a piston block, an air valve is arranged on the outer wall of the middle section of the double-end pipe, a piston rod is horizontally and slidably inserted into the port of the other end of the double-end pipe, one end of the piston rod is connected with the sliding rod, the middle section of the sliding rod slidably penetrates through the outer side of the vertical mill and extends to the lower end of a supporting disc, the lower end of the supporting disc is provided with a pair of inclined bottom surfaces which are bilaterally symmetrical, the upper end of the supporting inclined block is provided with a supporting inclined surface attached to the inclined bottom surface, the end of the sliding rod slidably penetrates through the lower end of the supporting inclined block, an adjusting nut attached to the inner wall of the inclined block is arranged at one end of the sliding rod, a first baffle and a second baffle are arranged at the middle section of the sliding rod, the first baffle is located on the outer side of the vertical mill and is pressed with a second spring between the outer wall of the vertical mill, and the second baffle is located between the inner wall of the vertical mill.
Preferably, the upper end of the tray is rotatably provided with a rotary screen disc, the circular grinding belt is positioned at the outer side of the rotary screen disc, a residue groove is arranged at the outer side of the circular grinding belt, a plurality of groups of air holes distributed in a circumferential array are arranged between the circular grinding belt and the residue groove, and the air holes are externally connected with a high-pressure hot steam pipeline.
Preferably, the upper end of the vertical mill is provided with a feeding pipe, the feeding pipe extends to the upper end of the rotary screen disc along the adjacent grinding disc, a discharging pipe is arranged on the outer side of the upper end of the vertical mill, and the lower end of the discharging pipe is opposite to the rotary screen disc.
Preferably, the upper end of the lower support frame is provided with an elastically installed support hemisphere, the lower end of the bearing disc is provided with a lower frame, a support arc groove is arranged in the middle of the lower end face of the lower frame, and the support hemisphere is supported in the support arc groove.
Preferably, four groups of positioning compression bars distributed in a circumferential array are arranged at the lower end of the supporting hemisphere, the lower end of each positioning compression bar penetrates through the upper end transverse plate of the lower supporting frame in a sliding mode, a third spring is vertically sleeved on each positioning compression bar, and the third spring is pressed between the supporting hemisphere and the upper end transverse plate of the lower supporting frame.
Preferably, the air pump is communicated with the inner cavity of the middle section of the bidirectional air cylinder, two groups of limit blocks which are symmetrically distributed are arranged in the inner cavity of the bidirectional air cylinder, one ends of the second adjusting rod and the first adjusting rod are both in sliding connection in the bidirectional air cylinder, and the ends of the second adjusting rod and the first adjusting rod are positioned on the outer sides of the limit blocks.
Preferably, the pair of tilting bottom surfaces of bilateral symmetry is located the lower extreme of lower carriage, the lateral wall of support sloping block is provided with T shape pole, the lower carriage has a pair of curb plate with the equal high position symmetric distribution of T shape pole, T shape pole slip runs through and peg graft on the curb plate, and cup joints first spring on the T shape pole, the both ends of first spring are supported between support sloping block and curb plate.
Preferably, the adjusting nut is rotatably arranged at the end part of the sliding rod in a threaded manner, the adjusting nut is positioned at the inner side of the supporting inclined block, and the adjusting nut is attached to the inner side wall of the supporting inclined block.
Preferably, the transverse length of the first baffle plate from the outer wall of the vertical mill is greater than the transverse length of the second baffle plate from the outer side wall of the supporting inclined block.
Preferably, the length of the joint between the inclined bottom surface and the supporting inclined surface is greater than the transverse length of the second baffle plate from the outer side wall of the supporting inclined block.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the buffer installation of the grinding disc is realized by arranging the bidirectional air cylinder, when small particles are encountered, the first adjusting rod can be caused to reversely move in the air cylinder under the action of the extrusion force, so that the sliding rod is driven to slide, the second spring is compressed, the small particles pass through the grinding disc along with the rotation and the increase of the gap, when the large particles are encountered, the gap generated by the extrusion of the grinding disc and the particles is increased, the sliding rod is caused to continuously slide to drive the extrusion supporting inclined block to laterally slide, so that the height of the bearing tray is reduced, the gap is increased in an adapting manner, the large particles can pass through the grinding disc, and then the resetting is realized under the resetting elastic force of the spring, so that the purpose of adapting the grinding gaps of different particles is achieved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the bearing plate of the present invention;
FIG. 3 is a schematic view of a bi-directional cylinder structure according to the present invention;
FIG. 4 is a schematic perspective view of a double-ended tube according to the present invention;
FIG. 5 is a schematic perspective view of a support tray according to the present invention;
FIG. 6 is a schematic perspective view of a supporting ramp block according to the present invention;
FIG. 7 is a schematic view of a lower support frame in a three-dimensional structure according to the present invention;
fig. 8 is a schematic perspective view of a support tray according to the present invention.
In the figure: 1. a vertical mill; 2. a feed pipe; 3. a discharge pipe; 4. a tray; 5. a hinged support; 6. a lower support frame; 7. a side frame; 8. a motor; 9. grinding disc; 10. a bidirectional cylinder; 11. rotating the screen disc; 12. a residue tank; 13. a first adjusting lever; 14. a sloped bottom surface; 15. a second adjusting lever; 16. a piston block; 17. a double-ended tube; 18. an air valve; 19. a piston rod; 20. a slide bar; 21. a first baffle; 22. a second baffle; 23. an adjusting nut; 24. a T-bar; 25. a first spring; 26. a second spring; 27. air holes; 28. a circular ring grinding belt; 29. placing the frame; 30. supporting the arc groove; 31. supporting a hemisphere; 32. positioning a compression bar; 33. supporting the oblique block; 34. a support inclined surface; 35. a third spring; 36. a limiting block; 37. an air pump; 38. and a side plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 8, the present invention provides a technical solution:
the vertical mill capable of automatically compensating gaps for superfine grinding powder production comprises a vertical mill 1, wherein the vertical mill 1 comprises a grinding device, an adjusting component and a compensating device.
The grinding device comprises a bearing tray 4 and a grinding disc 9, the lower end of an inner cavity of the vertical grinding machine 1 is provided with a lower supporting frame 6, the bearing tray 4 is elastically installed at the upper end of the lower supporting frame 6, the upper end of the bearing tray 4 is provided with a circular grinding belt 28, the upper end of the circular grinding belt 28 is provided with a pair of grinding discs 9 which are bilaterally symmetrical, the grinding disc 9 is driven by a motor 8, the motor 8 is rotationally installed on a hinged support 5 at the outer side of the vertical grinding machine 1, the upper end of the bearing tray 4 is rotationally provided with a rotary screen disc 11, the circular grinding belt 28 is positioned at the outer side of the rotary screen disc 11, the outer side of the circular grinding belt 28 is provided with a residue groove 12, a plurality of groups of air holes 27 distributed in a circumferential array are arranged between the circular grinding belt 28 and the residue groove 12, the air holes 27 are externally connected with a high-pressure steam pipeline, the upper end of the vertical grinding machine 1 is provided with a feeding pipe 2, the feeding pipe 2 extends to the upper end of the rotary screen disc 11 along the adjacent grinding discs 9, the upper end of the vertical grinding machine 1 is provided with a discharging pipe 3 at the outer side of the upper end of the vertical grinding machine 3.
The raw materials fall on the rotary screen tray 11 through inlet pipe 2, utilize the rotation centrifugal force of rotary screen tray 11 to transport the raw materials to the ring mill 28 on, utilize motor 8 drive mill 9 to rotate for it grinds on the ring mill 28, thereby grinds the raw materials into powder, after the shaping, blows the powder of grinding shaping through letting in hot-pressing air current, and then discharges through discharging pipe 3, unnecessary residue is got rid of in the residue groove 12 under the effect of centrifugal force.
The outside of the vertical mill 1 is provided with a pair of side frames 7, a bidirectional cylinder 10 is obliquely and fixedly arranged on the side frames 7, the bidirectional cylinder 10 is regulated and controlled by air inlet of an air pump 37, two ends of the bidirectional cylinder 10 are respectively and slidably connected with a second regulating rod 15 and a first regulating rod 13 for regulating the rotation angle of the motor 8 on the hinged support 5, the air pump 37 is communicated with the inner cavity of the middle section of the bidirectional cylinder 10, two groups of limit blocks 36 which are symmetrically distributed are arranged in the inner cavity of the bidirectional cylinder 10, one ends of the second regulating rod 15 and one end of the first regulating rod 13 are both in sliding connection in the bidirectional cylinder 10, and the end parts of the second regulating rod 15 and the first regulating rod 13 are positioned at the outer sides of the limit blocks 36.
The internal pressure of the bidirectional cylinder 10 is increased through the air pump 37, the second adjusting rod 15 and the first adjusting rod 13 are driven to synchronously move outwards, and then the first adjusting rod 13 is used for driving the rotating angle of the motor 8 on the hinged support 5, so that the gap between the grinding disc 9 and the circular ring grinding belt 28 is controlled, the purpose of controlling grinding precision is achieved, after the adjustment is finished, the air valve 18 is closed, the purpose of sealing the inner cavity of the double-end pipe 17 is achieved, and meanwhile, the position of the sliding rod 20 is limited by the adjusting nut 23.
The compensating device comprises a double-head pipe 17, a slide rod 20 and a supporting inclined block 33, wherein the outer end of a second adjusting rod 15 is slidably inserted into an inner cavity of one end of the double-head pipe 17 through a piston block 16, an air valve 18 is arranged on the outer wall of the middle section of the double-head pipe 17, a piston rod 19 is horizontally and parallelly inserted into the port of the other end of the double-head pipe 17, the piston rod 19 is connected with one end of the slide rod 20, the middle section of the slide rod 20 slidably penetrates through the outer side of the vertical mill 1 and extends to the lower end of the supporting disc 4, a pair of laterally symmetrical inclined bottom surfaces 14 are arranged at the lower end of the supporting disc 4, a supporting inclined surface 34 attached to the inclined bottom surfaces 14 is arranged at the upper end of the supporting inclined block 33, an adjusting nut 23 attached to the inner wall of the supporting inclined block 33 is arranged at one end of the slide rod 20, a first baffle 21 and a second baffle 22 are arranged at the middle section of the slide rod 20, a second spring 26 is pressed between the outer side of the vertical mill 1 and the inner wall of the vertical mill 1, and the second baffle 22 is positioned between the inner wall of the vertical mill 1 and the supporting inclined block 33.
When small particles are encountered, the grinding disc 9 and the circular ring grinding belt 28 are utilized to rotate and squeeze, so that the small particles generate reverse acting force, the first adjusting rod 13 is driven to move back and forth in a small amplitude, the second adjusting rod 15 moves downwards and downwards, at the moment, the internal pressure of the double-ended pipe 17 is increased, the synchronous traction sliding rod 20 transversely slides, the first baffle 21 extrudes the second spring 26 to buffer the reactive force generated by extrusion, and the small particles smoothly cross the gap;
when larger particles are encountered, the reverse acting force generated by the particles drives the first adjusting rod 13 to move in a return way further, so that the first baffle plate 21 presses the second spring 26, meanwhile, the second baffle plate 22 contacts the supporting inclined block 33 and laterally presses the supporting inclined block 33 to slide transversely, the contact surface of the inclined bottom surface 14 and the supporting inclined surface 34 is lowered due to sideslip of the supporting inclined block 33, the supporting disc 4 is lowered, the gap height is increased, and accordingly large particles are adapted to cross the gap, and blocking is avoided.
After the support is passed, the slide rod 20 is enabled to transversely slide and reset under the reset elastic force of the spring and the reset acting force of the air pressure, and meanwhile, the support inclined block 33 is enabled to reset under the lateral rigid extrusion of the adjusting nut 23, the support tray 4 is re-supported, and the grinding gap precision is restored.
Example 2: on the basis of embodiment 1, the upper end of lower support frame 6 is provided with the support hemisphere 31 of elastic mounting, the lower extreme of bearing dish 4 is provided with lower frame 29, be provided with in the middle of the lower terminal surface of lower frame 29 and support arc groove 30, support hemisphere 31 supports in support arc groove 30, the lower extreme of support hemisphere 31 is provided with four sets of location depression bars 32 that the circumference array distributes, the lower extreme of location depression bar 32 slides and runs through the upper end diaphragm of lower support frame 6, vertical cup joint third spring 35 on the location depression bar 32, third spring 35 pressfitting is between support hemisphere 31 and the upper end diaphragm of lower support frame 6.
Through setting up the cooperation of location depression bar 32 and third spring 35 to reach the elastic support to bearing dish 4 lower extreme, thereby in the decline in-process, the buffering descends the impact, avoids causing to rock.
The pair of right and left symmetrical inclined bottom surfaces 14 are positioned at the lower end of the lower frame 29, the side wall of the supporting inclined block 33 is provided with a T-shaped rod 24, a pair of side plates 38 are symmetrically distributed at the equal height positions of the lower supporting frame 6 and the T-shaped rod 24, the T-shaped rod 24 is inserted into the side plates 38 in a sliding penetrating mode, the T-shaped rod 24 is sleeved with a first spring 25, and two ends of the first spring 25 are abutted between the supporting inclined block 33 and the side plates 38.
By providing the cooperation of the T-bar 24 and the first spring 25, the purpose of defining the supporting ramp 33 is achieved, ensuring a lateral parallel sliding of the supporting ramp 33.
Example 3: on the basis of embodiment 2, an adjusting nut 23 is rotatably mounted on the end of the slide bar 20 in a threaded manner, the adjusting nut 23 is located inside the supporting inclined block 33, and the adjusting nut 23 is attached to the inner side wall of the supporting inclined block 33.
The contact distance with the supporting bevel block 33 is adjusted by the adjusting nut 23, so that different gap buffering amplitudes are adapted.
The transverse length of the first baffle plate 21 from the outer wall of the vertical mill 1 is larger than the transverse length of the second baffle plate 22 from the outer side wall of the supporting inclined block 33.
By limiting the transverse length, the influence on the supporting height of the lower end of the bearing tray 4 is avoided under the action of small particles, and the grinding stability is improved.
The length of the inclined bottom surface 14 attached to the supporting inclined surface 34 is longer than the lateral length of the second baffle 22 from the outer side wall of the supporting inclined block 33.
By limiting the length of the fit, the support bevel block 33 is prevented from falling off from the inclined bottom surface 14, so that the device cannot be reset, and the stability of device adjustment and adaptation is improved.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a but superfine grinding powder production is with vertical mill of automatic compensation clearance, includes vertical mill (1), its characterized in that: the vertical mill (1) comprises:
the grinding device comprises a bearing tray (4) and a grinding disc (9), wherein a lower supporting frame (6) is arranged at the lower end of an inner cavity of the vertical mill (1), the bearing tray (4) is elastically installed at the upper end of the lower supporting frame (6), a circular ring grinding belt (28) is arranged at the upper end of the bearing tray (4), a pair of grinding discs (9) which are bilaterally symmetrical are arranged at the upper end of the circular ring grinding belt (28), the grinding discs (9) are driven by a motor (8), and the motor (8) is rotatably installed on a hinged support (5) at the outer side of the vertical mill (1);
the vertical mill comprises an adjusting assembly, wherein a pair of side frames (7) are arranged on the outer side of the vertical mill (1), a bidirectional air cylinder (10) is obliquely and fixedly arranged on the side frames (7), the bidirectional air cylinder (10) is used for adjusting air inlet through an air pump (37), and two ends of the bidirectional air cylinder (10) are respectively and slidably connected with a second adjusting rod (15) and a first adjusting rod (13) for adjusting the rotating angle of a motor (8) on a hinged support (5);
the compensating device comprises a double-end pipe (17), a slide rod (20) and a supporting inclined block (33), wherein the outer end of a second adjusting rod (15) is slidably inserted into an inner cavity of one end of the double-end pipe (17) through a piston block (16), an air valve (18) is arranged on the outer wall of the middle section of the double-end pipe (17), a piston rod (19) is horizontally and parallelly slidably inserted into the port of the other end of the double-end pipe (17), one end of the slide rod (20) is connected with the piston rod (19), the middle section of the slide rod (20) slidably penetrates through the outer side of a vertical mill (1) and extends to the lower end of a supporting disc (4), a pair of inclined bottom surfaces (14) which are bilaterally symmetrical are arranged at the lower end of the supporting disc (4), a supporting inclined surface (34) which is attached to the inclined bottom surface (14) is arranged at the upper end of the supporting inclined block (33), an adjusting nut (23) which is slidably inserted into the lower end of the supporting inclined block (33), an adjusting nut (21) which is attached to the inner wall of the supporting inclined block (33) is arranged at one end of the slide rod (20), a first baffle (21) and a second baffle (22) are arranged at the middle section of the slide rod (20), a first baffle (21) and a second baffle (26) which is located between the first baffle (1) and the outer side of the vertical mill (1), the second baffle (22) is positioned between the inner wall of the vertical mill (1) and the supporting inclined block (33);
the upper end of the bearing disc (4) is rotatably provided with a rotary screen disc (11), the circular ring grinding belt (28) is positioned at the outer side of the rotary screen disc (11), the outer side of the circular ring grinding belt (28) is provided with a residue groove (12), a plurality of groups of air holes (27) distributed in a circumferential array are arranged between the circular ring grinding belt (28) and the residue groove (12), the air holes (27) are externally connected with a high-pressure hot steam pipeline, the upper end of the lower support frame (6) is provided with a support hemisphere (31) which is elastically installed, the lower end of the bearing disc (4) is provided with a lower frame (29), a support arc groove (30) is arranged in the middle of the lower end face of the lower frame (29), the support hemisphere (31) is supported in the support arc groove (30), a pair of inclined bottom surfaces (14) which are bilaterally symmetrical are positioned at the lower end of the lower frame (29), the side walls of the support inclined blocks (33) are provided with T-shaped rods (24), a pair of side plates (38) which are symmetrically distributed at equal height positions of the lower support hemisphere (6) and the T-shaped rods (24), the T-shaped rods (24) are in a sliding mode, and the first side plates (25) are sleeved on the two ends of the first side plates (25) and the second side plates (38) are sleeved on the inclined side plates (25);
the air pump (37) is communicated with the inner cavity of the middle section of the bidirectional air cylinder (10), two groups of limit blocks (36) which are symmetrically distributed are arranged in the inner cavity of the bidirectional air cylinder (10), one ends of the second adjusting rod (15) and the first adjusting rod (13) are both in sliding connection in the bidirectional air cylinder (10), and the ends of the second adjusting rod (15) and the first adjusting rod (13) are located on the outer side of the limit block (36).
2. The vertical mill capable of automatically compensating gaps for producing superfine grinding powder according to claim 1, wherein the vertical mill is characterized in that: the upper end of the vertical mill (1) is provided with a feeding pipe (2), the feeding pipe (2) extends to the upper end of the rotary screen disc (11) along the adjacent grinding disc (9), a discharging pipe (3) is arranged on the outer side of the upper end of the vertical mill (1), and the lower end of the discharging pipe (3) is aligned to the rotary screen disc (11).
3. The vertical mill capable of automatically compensating gaps for producing superfine grinding powder according to claim 2, wherein the vertical mill is characterized in that: the lower extreme of supporting hemisphere (31) is provided with four sets of location depression bars (32) of circumference array distribution, the upper end diaphragm of lower carriage (6) is run through in the lower extreme slip of location depression bar (32), has vertically cup jointed third spring (35) on location depression bar (32), third spring (35) pressfitting is between the upper end diaphragm of supporting hemisphere (31) and lower carriage (6).
4. The vertical mill capable of automatically compensating gaps for producing superfine grinding powder according to claim 1, wherein the vertical mill is characterized in that: the adjusting nut (23) is rotatably arranged at the end part of the sliding rod (20) in a threaded mode, the adjusting nut (23) is located at the inner side of the supporting inclined block (33), and the adjusting nut (23) is attached to the inner side wall of the supporting inclined block (33).
5. The vertical mill capable of automatically compensating gaps for producing superfine grinding powder according to claim 1, wherein the vertical mill is characterized in that: the transverse length of the first baffle (21) from the outer wall of the vertical mill (1) is greater than the transverse length of the second baffle (22) from the outer side wall of the supporting inclined block (33).
6. The vertical mill capable of automatically compensating gaps for producing superfine grinding powder according to claim 1, wherein the vertical mill is characterized in that: the joint length of the inclined bottom surface (14) and the supporting inclined surface (34) is longer than the transverse length of the second baffle plate (22) from the outer side wall of the supporting inclined block (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311242427.8A CN117085795B (en) | 2023-09-25 | 2023-09-25 | Vertical mill capable of automatically compensating gap for superfine grinding powder production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311242427.8A CN117085795B (en) | 2023-09-25 | 2023-09-25 | Vertical mill capable of automatically compensating gap for superfine grinding powder production |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117085795A CN117085795A (en) | 2023-11-21 |
| CN117085795B true CN117085795B (en) | 2024-02-09 |
Family
ID=88777335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311242427.8A Active CN117085795B (en) | 2023-09-25 | 2023-09-25 | Vertical mill capable of automatically compensating gap for superfine grinding powder production |
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| CN2194214Y (en) * | 1994-01-19 | 1995-04-12 | 郝志刚 | Roll type mill |
| CN102225349A (en) * | 2011-04-15 | 2011-10-26 | 郑州大学 | Rolling flat plate conic roller crusher |
| CN103567020A (en) * | 2013-11-05 | 2014-02-12 | 长沙深湘通用机器有限公司 | Roller mill |
| CN107442262A (en) * | 2017-08-04 | 2017-12-08 | 东北大学 | The powder granularity DCU distribution control unit and method of a kind of mill system |
| CN211051617U (en) * | 2019-09-28 | 2020-07-21 | 青海平兴建设集团有限公司 | Concrete processing pulverizer for building |
| CN213700123U (en) * | 2020-10-13 | 2021-07-16 | 南京凯盛国际工程有限公司 | Vertical grinding device for sand making |
| CN213886442U (en) * | 2020-09-10 | 2021-08-06 | 洛阳华臻重工机械设备有限公司 | Grinding roller buffer device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US8070081B2 (en) * | 2009-05-14 | 2011-12-06 | Wark Rickey E | Pressure monitor for pulverizer |
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|---|---|---|---|---|
| CN2194214Y (en) * | 1994-01-19 | 1995-04-12 | 郝志刚 | Roll type mill |
| CN102225349A (en) * | 2011-04-15 | 2011-10-26 | 郑州大学 | Rolling flat plate conic roller crusher |
| CN103567020A (en) * | 2013-11-05 | 2014-02-12 | 长沙深湘通用机器有限公司 | Roller mill |
| CN107442262A (en) * | 2017-08-04 | 2017-12-08 | 东北大学 | The powder granularity DCU distribution control unit and method of a kind of mill system |
| CN211051617U (en) * | 2019-09-28 | 2020-07-21 | 青海平兴建设集团有限公司 | Concrete processing pulverizer for building |
| CN213886442U (en) * | 2020-09-10 | 2021-08-06 | 洛阳华臻重工机械设备有限公司 | Grinding roller buffer device |
| CN213700123U (en) * | 2020-10-13 | 2021-07-16 | 南京凯盛国际工程有限公司 | Vertical grinding device for sand making |
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| CN117085795A (en) | 2023-11-21 |
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