CN118142643A - Steelmaking slag crushing equipment and crushing method - Google Patents
Steelmaking slag crushing equipment and crushing method Download PDFInfo
- Publication number
- CN118142643A CN118142643A CN202410567907.XA CN202410567907A CN118142643A CN 118142643 A CN118142643 A CN 118142643A CN 202410567907 A CN202410567907 A CN 202410567907A CN 118142643 A CN118142643 A CN 118142643A
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- slag
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- 239000002893 slag Substances 0.000 title claims abstract description 110
- 238000009628 steelmaking Methods 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000003756 stirring Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- 235000012255 calcium oxide Nutrition 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000000203 mixture Substances 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
- 238000009853 pyrometallurgy Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- 239000002699 waste material Substances 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
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/002—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls with rotary cutting or beating elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/183—Feeding or discharging devices
- B02C17/1835—Discharging devices combined with sorting or separating of material
- B02C17/1855—Discharging devices combined with sorting or separating of material with separator defining termination of crushing zone, e.g. screen denying egress of oversize material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/24—Driving mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2201/00—Codes relating to disintegrating devices adapted for specific materials
- B02C2201/06—Codes relating to disintegrating devices adapted for specific materials for garbage, waste or sewage
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention relates to the technical field of slag crushing, and particularly discloses steelmaking slag crushing equipment and a crushing method, wherein the steelmaking slag crushing equipment comprises a crushing box and a crushing roller, wherein the crushing roller is provided with a push rod group and a crushing rod group which are distributed along the axial direction of the crushing roller in a staggered manner, the push rod group comprises an elastic push rod, the crushing rod group comprises a crushing rod, and the crushing rod is elastically connected with the crushing roller; the crushing roller is internally provided with a first mounting plate, and the first mounting plate is provided with a first guide groove in an involute form; the crushing roller is provided with grinding lugs, the support is provided with a driving assembly, and when the crushing rod is separated from the guide groove, the crushing rod is ejected out of the crushing roller. According to the steelmaking slag crushing equipment and the crushing method, the elastic push rod is used for stirring the slag to the crushing position, so that the phenomenon that larger slag blocks slide on the crushing roller and cannot be effectively crushed is avoided, and the slag is crashed by the impact of the crushing rod, so that the phenomenon that the slag splashes in a large range is avoided.
Description
Technical Field
The invention relates to the technical field of slag crushing, in particular to steel-making slag crushing equipment and a crushing method.
Background
Slag, also known as slag, is a melt formed in pyrometallurgical processes and floating on the surface of liquid substances such as metals, the composition of which is based on oxides (silica, alumina, calcia, magnesia), and often contains sulfides and entrains small amounts of metals. Slag can be used as waste in a number of applications, such as in cast stone products and as ballast instead of sand.
The slag needs to be crushed during recycling of the slag so as to facilitate subsequent recycling thereof. The Chinese patent with the publication number of CN212524255U discloses a crushing device for solid waste slag, which comprises a crushing box, a charging hopper is communicated with the center of the top of the inner cavity of the crushing box, a stable bearing seat is fixedly connected with a shell, a movable rod is arranged on the stable bearing seat, the movable rod is positioned in the inner cavity of the crushing box, and a crushing roller is sleeved on the surface of the movable rod in a fixed manner.
Above-mentioned technical scheme is through pouring the slag into the charging hopper, and charging hopper is leading-in slag to two crushing roller top, and two crushing rollers rotate and break the slag. However, in the actual implementation process, because the sizes of the slag are different, the phenomenon that larger blocks of slag possibly slip at the top of the crushing rollers cannot be effectively crushed, and the problem that part of slag is ejected when pressed between the two crushing rollers exists, so that certain potential safety hazards exist.
Accordingly, there is a need in the art for a steel slag crushing apparatus and crushing method that address the above-described problems.
Disclosure of Invention
The invention provides a steelmaking slag crushing device and a crushing method, and aims to solve the problems that large slag blocks can not be effectively crushed and the slag is ejected when two crushing rollers are adopted to crush and crush slag in the related art.
In one aspect, the invention provides steel-making slag crushing equipment, which comprises a support and a crushing box arranged on the support, wherein the crushing box is provided with a feed inlet and a discharge outlet, the discharge outlet is provided with a door body, crushing rollers which are eccentrically arranged are arranged in the crushing box, the crushing rollers are provided with ejector rod groups and crushing rod groups which are alternately arranged along the axial direction of the crushing rollers, the ejector rod groups comprise elastic ejector rods which are uniformly arranged along the circumferential direction interval of the crushing rollers, and the crushing rod groups comprise crushing rods which are uniformly arranged along the circumferential direction interval of the crushing rollers, and the crushing rods are in sliding fit with the crushing rollers along the radial direction of the crushing rollers and are elastically connected with the crushing rollers;
a first mounting plate arranged coaxially is arranged in the crushing roller, the first mounting plate is connected with the support, a first guide groove in an involute form is formed in the first mounting plate, and one end of the crushing rod, which faces the first mounting plate, is in sliding fit with the first guide groove;
Be provided with a plurality of grinding lugs on the inner wall of crushing cylinder, be provided with drive assembly on the support, drive assembly drives when crushing cylinder rotates, elasticity ejector pin and crushing pole follow crushing cylinder rotates, just the one end that the crushing pole is close to mounting disc one gets into during the guide way, the crushing pole is followed the activity of guide way one, the one end that the crushing pole is close to mounting disc one breaks away from during the guide way, the one end that the crushing pole deviates from mounting disc one pops out outside the crushing cylinder.
Preferably, a first mounting groove is formed in the crushing roller, a mounting protruding edge extends on a rod body of the crushing rod, the crushing rod is slidably arranged in the corresponding first mounting groove, a first spring is connected between the mounting protruding edge and the first mounting groove, and when the mounting protruding edge abuts against a notch of the first mounting groove, the first spring is in a natural state or a stretching state.
Preferably, each crushing rod group corresponds to one mounting plate I, the mounting plate I comprises a mounting plate I and a mounting plate II which are oppositely arranged, one side of each mounting plate I and one side of each mounting plate II are respectively extended with a convex strip in an involute form, two convex strips are formed between the convex strips to form a guide groove I, one end of each crushing rod close to the mounting plate I is fixedly connected with a guide rod, the tail end of each guide rod is fixedly connected with a guide ball, and when each guide rod enters the corresponding guide groove I after the crushing roller rotates to the corresponding crushing roller, the guide ball is positioned on one side of the convex strip close to the center of the mounting plate I.
Preferably, a second mounting plate is arranged in the crushing roller, each push rod group corresponds to one second mounting plate, and a second guide groove is formed in the outer circumferential surface of the second mounting plate;
The outer peripheral surface of the crushing roller is provided with a second mounting groove corresponding to the elastic push rod, the elastic push rod is arranged in the second mounting groove in a sliding manner along the radial direction of the crushing roller, a tension spring is connected between the elastic push rod and the second mounting groove, and one end of the elastic push rod, which is close to the second mounting plate, penetrates through the crushing roller and abuts against the second guide groove;
the first mounting plate is fixedly connected with the second mounting plate adjacent to the first mounting plate, and the second mounting plate is connected with the support.
Preferably, the support is provided with elevating system in the both sides of broken case, be provided with the bearing frame on the elevating system, the both sides of broken cylinder are fixedly connected with installation department respectively, dodge the groove has been seted up on the broken case, the installation department runs through the corresponding dodge the groove to extend to in the corresponding bearing frame.
Preferably, the driving assembly comprises a driving motor and a driving gear, the driving motor is mounted on the lifting mechanism, the driving gear is fixedly connected with the driving end of the driving motor, a driven gear is fixedly mounted on the periphery of the mounting part of the crushing cylinder, and the driven gear is meshed with the driving gear.
Preferably, a sliding groove extending vertically is formed in the support, a sliding rod is fixedly connected to the second mounting plate close to the support, and the sliding rod is in sliding fit with the sliding groove.
Preferably, the door body is provided with a sieve plate, and the sieve plate is provided with a discharge hole.
Preferably, the elastic push rod comprises an outer sleeve rod and an inner sleeve rod, wherein the inner sleeve rod is connected in the outer sleeve rod in a sliding manner, and a second spring is connected between the inner sleeve rod and the outer sleeve rod.
In another aspect, the present invention also provides a method for crushing steel-making slag using the steel-making slag crushing apparatus according to any one of the above preferred embodiments, the method comprising the steps of:
The control driving assembly drives the crushing roller to rotate;
the slag is put into the crushing box from the feeding hole;
The slag falls between the elastic push rods and the inner wall of the crushing box, the crushing roller and the grinding convex blocks on the inner wall of the crushing box squeeze the crushing slag along with the rotation of the crushing roller, the elastic push rods and the grinding convex blocks on the inner wall of the crushing box squeeze the crushing slag, the crushing rod impacts the crushing slag, and in the rotation process, the elastic push rods continuously bring the slag to the impact position of the crushing rod for crushing;
And opening the door body to finish the discharge of the broken slag from the discharge hole.
The beneficial effects of the invention are as follows:
(1) According to the invention, after the slag is put into the crushing box from the feed inlet, the slag can be scattered between the elastic push rods or between the elastic push rods and the inner wall of the crushing box, the crushing roller is controlled to rotate, the grinding lugs on the inner wall of the crushing box and the crushing roller squeeze and crush larger slag, the grinding lugs on the inner wall of the crushing box and the elastic push rods squeeze and crush smaller slag, and when the crushing rods are separated from the guide grooves, the slag is quickly ejected out of the crushing roller, and the slag between the elastic push rods is impacted and crushed, so that a better crushing effect on the slag is realized;
(2) In the process that the elastic pushing rod rotates along with the crushing roller, the elastic pushing rod can continuously drive the slag which is not crushed to the position where the crushing rod impacts the crushing, and the crushing is repeated;
(3) According to the invention, the elastic pushing rod is used for pushing the larger slag to the crushing position in the crushing box, so that the phenomenon that the larger slag slips on the crushing roller and cannot be effectively crushed is avoided, the slag is crashed by impact through the crushing rod, the phenomenon that the slag splashes in a large range is avoided, and the safety of operators outside the crushing box is ensured.
Drawings
FIG. 1 is a schematic view showing the overall structure of a slag crushing apparatus for steel making according to the present invention.
Fig. 2 is a schematic structural view of a crushing drum and a lifting mechanism of a steel-making slag crushing apparatus of the present invention.
Fig. 3 is a cross-sectional view of a steel-making slag crushing apparatus of the present invention.
FIG. 4 is a schematic view of the installation of the first and crushing rods of a steel slag crushing plant according to the invention.
FIG. 5 is a second cross-sectional view of a steel slag crushing plant of the present invention.
FIG. 6 is a cross-sectional view III of a steel making slag crushing plant of the present invention.
FIG. 7 is a schematic view of the construction of an elastic ejector pin of a slag crushing plant for steel making according to the present invention.
Fig. 8 is a schematic structural view of a driving assembly of a slag crushing apparatus for steel making according to the present invention.
FIG. 9 is a cross-sectional view of a steel-making slag crushing plant of the present invention.
Reference numerals:
1. A support; 11. a chute; 2. a crushing box; 21. a feed inlet; 22. a discharge port; 23. a sieve plate; 231. a discharge hole; 24. grinding the convex blocks; 25. an avoidance groove; 3. a crushing roller; 31. a first mounting groove; 311. connecting the convex edges; 32. a second mounting groove; 33. a mounting part; 4. a resilient push rod; 41. an outer sleeve rod; 42. an inner loop bar; 43. a second spring; 44. a connecting rod; 45. a tension spring; 5. a breaker bar; 51. installing a convex edge; 52. a first spring; 53. a guide rod; 54. a guide ball; 6. a first mounting plate; 61. a first mounting plate; 62. a second mounting plate; 63. a convex strip; 64. a first guide groove; 7. a second mounting plate; 71. a second guide groove; 72. a slide bar; 8. a hydraulic telescopic cylinder; 81. placing a plate; 82. a bearing seat; 9. a driving motor; 91. a drive gear; 92. a driven gear.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
As shown in fig. 1 to 9, a steel-making slag crushing apparatus of the present invention includes a support 1 and a crushing tank 2 fixedly installed on the support 1. The crushing box 2 is provided with a feed inlet 21 and a discharge outlet 22, the discharge outlet 22 is provided with a door body, the door body is a screen plate 23, a discharge hole 231 is formed in the screen plate 23, and crushed slag is discharged out of the crushing box 2 from the discharge hole 231.
The crushing box 2 is internally provided with a crushing roller 3, and the support 1 is provided with a driving component for driving the crushing roller 3 to rotate. The crushing roller 3 is provided with ejector rod groups and crushing rod groups which are staggered along the axial direction of the crushing roller. The ejector pin group comprises elastic ejector pins 4 which are uniformly distributed along the circumferential interval of the crushing roller 3, and the crushing rod group comprises crushing rods 5 which are uniformly distributed along the circumferential interval of the crushing roller 3.
As shown in fig. 3 and 4, a first mounting plate 6 is coaxially arranged in the crushing roller 3, each crushing rod group corresponds to one first mounting plate 6, the first mounting plate 6 comprises a first mounting plate 61 and a second mounting plate 62 which are oppositely arranged, one side of the first mounting plate 61 and one side of the second mounting plate 62 facing each other are respectively extended with a convex strip 63 in an involute form, and a first guide groove 64 in an involute form is formed between the two convex strips 63.
A plurality of first mounting grooves 31 extending along the radial direction of the first mounting grooves are formed in the crushing roller 3, the crushing rod 5 is arranged in the corresponding first mounting grooves 31 in a sliding mode, a first mounting flange 51 extends on the rod body of the crushing rod 5, a first connecting flange 311 is arranged at a position, close to the periphery of the crushing roller 3, of the first mounting groove 31, a first spring 52 is connected between the first mounting flange 51 and the first connecting flange 311, and when the first mounting flange 51 abuts against a notch of the first mounting groove 31, deviating from the periphery of the crushing roller 3, the first spring 52 is in a stretching state.
One end of the crushing rod 5, which is close to the first mounting plate 6, is fixedly connected with a guide rod 53, and the tail end of the guide rod 53 is fixedly connected with a guide ball 54. When the crushing rod 5 rotates along with the crushing roller 3 until the guide rod 53 enters the first guide groove 64, the guide ball 54 is positioned on one side of the raised strip 63 close to the center of the first mounting plate 6, and as the crushing roller 3 rotates, the first guide groove 64 pulls the crushing rod 5 to move towards the position close to the center of the first mounting plate 6 through the guide ball 54, and the first spring 52 is stretched; when the guide rod 53 is disengaged from the guide groove one 64, the resilience of the spring one 52 drives the crushing rod 5 to eject along the mounting groove one 31 to the outside of the crushing roller 3, so that the slag is crashed by impact.
As shown in fig. 5 to 7, a second mounting plate 7 is disposed in the crushing roller 3, each push rod group corresponds to one second mounting plate 7, and a second guide groove 71 is formed in the outer circumferential surface of the second mounting plate 7. The outer peripheral surface of the crushing roller 3 is provided with a second mounting groove 32 corresponding to the elastic push rod 4, and the elastic push rod 4 is arranged in the second mounting groove 32 in a sliding manner along the radial direction of the crushing roller 3. The elastic push rod 4 comprises an outer sleeve rod 41 and an inner sleeve rod 42, wherein the inner sleeve rod 42 is slidably connected in the outer sleeve rod 41, and a second spring 43 is connected between the inner sleeve rod 42 and the outer sleeve rod 41. The end of the inner sleeve rod 42 facing away from the outer sleeve rod 41 is located outside the crushing roller 3, and the end of the outer sleeve rod 41, which is close to the second mounting plate 7, is extended with a connecting rod 44, the connecting rod 44 penetrating the crushing roller 3 and abutting against the second guide groove 71. A tension spring 45 is connected between one end of the outer sleeve rod 41, which is close to the second mounting plate 7, and the second mounting groove 32, and the tension spring 45 enables the connecting rod 44 to always lean against the second guide groove 71.
The first mounting plate 6 is fixedly connected with the second mounting plate 7, and the second mounting plate 7 is connected with the support 1 through a sliding rod 72. A plurality of grinding lugs 24 are provided on the inner wall of the crushing roller 3. When the driving component drives the crushing roller 3 to rotate anticlockwise, the crushing roller 3 drives the elastic push rod 4 to move along the second guide groove 71, and drives the guide rod 53 of the crushing rod 5 to enter the first guide groove 64 or to be separated from the first guide groove 64. In the process of rotating the crushing roller 3, the elastic push rod 4 drives slag entering the crushing box 2 to move to the left side of the crushing roller 3, the grinding lug 24 on the inner walls of the crushing roller 3 and the crushing box 2 extrudes and crushes the slag, when the crushing rod 5 breaks away from the first guide groove 64 and rapidly pops out of the crushing roller 3, the crushing rod 5 bumps and crushes the slag between the elastic push rod 4, and meanwhile, the slag clamped between the elastic push rod 4 and the grinding lug 24 is crushed under the extrusion and poking of the elastic push rod 4, so that the effect of rapidly crushing the slag with different sizes is achieved.
As shown in fig. 2,5, 8 and 9, in order to meet different crushing demands, in this embodiment, lifting mechanisms are disposed on two sides of the crushing box 2 on the support 1, each lifting mechanism includes a hydraulic telescopic cylinder 8 and a placement plate 81, the hydraulic telescopic cylinder 8 is fixedly connected with the support 1, and the placement plate 81 is fixedly connected with the driving end of the hydraulic telescopic cylinder 8. Bearing seats 82 are fixedly mounted on the placing plates 81, mounting portions 33 are fixedly connected to two sides of the crushing roller 3 respectively, avoiding grooves 25 are formed in the crushing box 2, and the mounting portions 33 penetrate through the corresponding avoiding grooves 25 and extend into the corresponding bearing seats 82. The drive assembly includes driving motor 9 and driving gear 91, and driving motor 9 installs on placing the board 81, and driving gear 91 and driving motor 9's drive end fixed connection, the periphery fixed mounting of one of them installation department 33 of crushing cylinder 3 has driven gear 92, and driven gear 92 meshes with driving gear 91. The support 1 is provided with a chute 11 extending vertically, and a slide bar 72 on the second mounting plate 7 is in sliding fit with the chute 11.
After preliminary crushing, slag can become smaller particles, drives the crushing roller 3 to move downwards through controlling the lifting mechanism, the distance between the crushing roller 3 and the inner wall of the bottom of the crushing box 2 is reduced, and the grinding lugs 24 on the inner wall of the bottom of the crushing roller 3 and the inner wall of the bottom of the crushing box 2 can further grind and crush the smaller slag particles, so that the crushing of smaller particles is satisfied.
A method of crushing steel-making slag using the steel-making slag crushing apparatus of the above embodiment, the method of crushing steel-making slag comprising the steps of:
The driving motor 9 is controlled to drive the driving gear 91 to rotate, and the driving gear 91 drives the driven gear 92 to drive the crushing roller 3 to rotate anticlockwise;
The slag is put into the feeding hole 21, the slag entering the crushing box 2 moves to the left side of the crushing roller 3 under the stirring of the elastic push rod 4 positioned at the top, part of the slag is positioned between the elastic push rods 4, and part of the slag is positioned between the elastic push rod 4 and the inner wall of the crushing box 2;
In the rotation process of the crushing roller 3, the crushing roller 3 and the grinding lugs 24 on the inner wall of the crushing box 2 squeeze the crushing slag, the crushing roller 3 drives the elastic push rod 4 to rotate, the elastic push rod 4 and the grinding lugs 24 on the inner wall of the crushing box 2 squeeze the crushing slag, the crushing roller 3 drives the crushing rod 5 to rotate, the crushing rod 5 continuously stores and ejects out under the guidance of the first guide groove 64 to impact and crush the slag between the elastic push rods 4, and in the rotation process, the elastic push rod 4 continuously brings the slag to the impact position of the crushing rod 5 to crush;
When the slag is further ground and crushed, the lifting mechanism is controlled to drive the crushing roller 3 to move downwards, so that the distance between the crushing roller 3 and the inner wall of the bottom of the crushing box 2 is reduced, and the grinding lugs 24 on the inner walls of the crushing roller 3 and the bottom of the crushing box 2 further grind and crush smaller slag particles;
The broken slag is discharged from the crushing box 2 through the discharging holes 231 of the sieve plate 23 under the stirring of the elastic push rod 4 and other slag.
According to the steelmaking slag crushing equipment and the crushing method, the elastic push rod is used for poking the larger slag to the crushing position in the crushing box, so that the phenomenon that the larger slag slips on the crushing roller and cannot be effectively crushed is avoided, the slag is crashed through the impact of the crushing rod, the phenomenon that the slag splashes in a large range is avoided, and the safety of operators outside the crushing box is ensured.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.
Claims (10)
1. The utility model provides a steelmaking slag crushing equipment, includes support (1) and sets up broken case (2) on support (1), broken case (2) are provided with feed inlet (21) and discharge gate (22), and discharge gate (22) are provided with the door body, characterized in that, be provided with broken cylinder (3) that eccentric layout is arranged in broken case (2), be provided with on broken cylinder (3) along its axial staggered arrangement's ejector pin group and broken pole group, ejector pin group includes along the elasticity ejector pin (4) that the circumference interval of broken cylinder (3) evenly laid, broken pole group includes along broken pole (5) that circumference interval of broken cylinder (3) evenly laid, broken pole (5) are followed the radial and broken cylinder (3) sliding fit of broken cylinder (3) to with broken cylinder (3) elastic connection;
A first mounting plate (6) which is coaxially arranged is arranged in the crushing roller (3), the first mounting plate (6) is connected with the support (1), a first involute-shaped guide groove (64) is formed in the first mounting plate (6), and one end of the crushing rod (5) facing the first mounting plate (6) is in sliding fit with the first guide groove (64);
Be provided with a plurality of grinding lugs (24) on the inner wall of crushing cylinder (3), be provided with drive assembly on support (1), drive assembly drives when crushing cylinder (3) rotate, elasticity ejector pin (4) and crushing pole (5) follow crushing cylinder (3) rotate, just when one end that crushing pole (5) is close to mounting disc one (6) gets into guide way one (64), crushing pole (5) are followed guide way one (64) activity, one end that crushing pole (5) is close to mounting disc one (6) breaks away from when guide way one (64), one end that crushing pole (5) deviates from mounting disc one (6) pops out outside crushing cylinder (3).
2. The steel-making slag crushing equipment according to claim 1, wherein a first mounting groove (31) is formed in the crushing roller (3), a mounting flange (51) extends on a rod body of the crushing rod (5), the crushing rod (5) is slidably arranged in the corresponding first mounting groove (31), a first spring (52) is connected between the mounting flange (51) and the first mounting groove (31), and the first spring (52) is in a natural state or a tensile state when the mounting flange (51) abuts against a notch of the first mounting groove (31).
3. The steel-making slag crushing equipment according to claim 2, wherein each crushing rod group corresponds to one first mounting plate (6), the first mounting plate (6) comprises a first mounting plate (61) and a second mounting plate (62) which are oppositely arranged, each side of the first mounting plate (61) and the second mounting plate (62) facing each other is respectively extended with a convex strip (63) in an involute form, the first guide groove (64) is formed between the two convex strips (63), one end of the crushing rod (5) close to the first mounting plate (6) is fixedly connected with a guide rod (53), the tail end of the guide rod (53) is fixedly connected with a guide ball (54), and when the crushing rod (5) rotates along with the crushing roller (3) until the guide rod (53) enters the first guide groove (64), the guide ball (54) is positioned on one side of the convex strip (63) close to the center of the first mounting plate (6).
4. A steelmaking slag crushing device according to claim 3, wherein a second mounting plate (7) is arranged in the crushing roller (3), each push rod group corresponds to one second mounting plate (7), and a second guide groove (71) is formed in the outer peripheral surface of the second mounting plate (7);
The outer circumferential surface of the crushing roller (3) is provided with a second mounting groove (32) corresponding to the elastic pushing rod (4), the elastic pushing rod (4) is arranged in the second mounting groove (32) in a sliding manner along the radial direction of the crushing roller (3), a tension spring (45) is connected between the elastic pushing rod and the second mounting groove (32), and one end, close to a second mounting disc (7), of the elastic pushing rod (4) penetrates through the crushing roller (3) and abuts against the second guide groove (71);
The first mounting plate (6) is fixedly connected with the second mounting plate (7) which is adjacent to the first mounting plate, and the second mounting plate (7) is connected with the support (1).
5. The steelmaking slag crushing equipment according to claim 4, wherein lifting mechanisms are arranged on two sides of the supporting seat (1) on the crushing box (2), bearing seats (82) are arranged on the lifting mechanisms, mounting portions (33) are fixedly connected to two sides of the crushing roller (3) respectively, avoiding grooves (25) are formed in the crushing box (2), and the mounting portions (33) penetrate through the corresponding avoiding grooves (25) and extend into the corresponding bearing seats (82).
6. The steel-making slag crushing apparatus according to claim 5, wherein the driving assembly comprises a driving motor (9) and a driving gear (91), the driving motor (9) is mounted on the lifting mechanism, the driving gear (91) is fixedly connected with the driving end of the driving motor (9), a driven gear (92) is fixedly mounted on the periphery of the mounting portion (33) of the crushing cylinder (3), and the driven gear (92) is meshed with the driving gear (91).
7. The steelmaking slag crushing equipment according to claim 6, wherein the support (1) is provided with a chute (11) extending vertically, a sliding rod (72) is fixedly connected to the second mounting plate (7) close to the support (1), and the sliding rod (72) is in sliding fit with the chute (11).
8. The steelmaking slag crushing device as claimed in claim 1, wherein the door body is provided as a screen plate (23), and the screen plate (23) is provided with discharge holes (231).
9. The steel-making slag crushing apparatus according to claim 1, characterized in that the elastic push rod (4) comprises an outer sleeve rod (41) and an inner sleeve rod (42), wherein the inner sleeve rod (42) is slidably connected in the outer sleeve rod (41), and a second spring (43) is connected between the inner sleeve rod and the outer sleeve rod (41).
10. A method of crushing steel-making slag, characterized in that the method of crushing steel-making slag uses the steel-making slag crushing apparatus according to any one of the preceding claims 1 to 9, the method of crushing steel-making slag comprising the steps of:
The control driving assembly drives the crushing roller (3) to rotate;
-feeding slag from the feed opening (21) into the crushing box (2);
The slag falls between the elastic push rods (4) and the inner wall of the crushing box (2), along with the rotation of the crushing roller (3), grinding lugs (24) on the inner wall of the crushing roller (3) and the crushing box (2) squeeze the crushed slag, the elastic push rods (4) and the grinding lugs (24) on the inner wall of the crushing box (2) squeeze the crushed slag, the crushing rods (5) impact the crushed slag, and in the rotation process, the elastic push rods (4) continuously bring the slag to the impact positions of the crushing rods (5) for crushing;
the door body is opened, and the broken slag is discharged from the discharge hole (22).
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| US4729516A (en) * | 1986-04-14 | 1988-03-08 | Williams Patent Crusher And Pulverizer Company | Fluff mill |
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| CN214811339U (en) * | 2021-07-26 | 2021-11-23 | 泰特耐特新材料科技有限公司 | Hammer crusher is used in potassium magnesium titanate production |
| CN114535263A (en) * | 2022-02-25 | 2022-05-27 | 陈元鹏 | Waste computer hard disk recycling device and using method thereof |
| CN116518715A (en) * | 2022-12-10 | 2023-08-01 | 小洋电源股份有限公司 | Lead ingot smelting and heating device for lead-acid storage battery recovery |
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2024
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4729516A (en) * | 1986-04-14 | 1988-03-08 | Williams Patent Crusher And Pulverizer Company | Fluff mill |
| CN108325633A (en) * | 2017-12-29 | 2018-07-27 | 枣庄鑫金山智能机械股份有限公司 | A kind of adjustable buffer power regulating mechanism of hammer mill |
| CN210022342U (en) * | 2019-03-27 | 2020-02-07 | 内蒙古维拉斯托矿业有限公司 | A high-efficiency liner structure ball mill for copper mining |
| CN214811339U (en) * | 2021-07-26 | 2021-11-23 | 泰特耐特新材料科技有限公司 | Hammer crusher is used in potassium magnesium titanate production |
| CN114535263A (en) * | 2022-02-25 | 2022-05-27 | 陈元鹏 | Waste computer hard disk recycling device and using method thereof |
| CN116518715A (en) * | 2022-12-10 | 2023-08-01 | 小洋电源股份有限公司 | Lead ingot smelting and heating device for lead-acid storage battery recovery |
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