CN203725184U - Mining differential four-roller tooth type crusher with high reduction ratio - Google Patents
Mining differential four-roller tooth type crusher with high reduction ratio Download PDFInfo
- Publication number
- CN203725184U CN203725184U CN201420086582.5U CN201420086582U CN203725184U CN 203725184 U CN203725184 U CN 203725184U CN 201420086582 U CN201420086582 U CN 201420086582U CN 203725184 U CN203725184 U CN 203725184U
- Authority
- CN
- China
- Prior art keywords
- discaling roll
- little
- compass screen
- screen surface
- little discaling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Abstract
The utility model discloses a mining differential four-roller tooth type crusher with a high reduction ratio. The crusher comprises a primary crushing cavity, a secondary crushing cavity and a rectilinear-vibration equal-thickness lace bar sieving device, wherein a material enters the rectilinear-vibration equal-thickness lace bar sieving device from a feeding end for equal-thickness sieving, material nubbles falling into the primary crushing cavity are sheared and crushed by a pair of small driving tooth roller (15) and small driven tooth roller (14) which move differentially in reverse directions; and material chunks are quickly conveyed to the secondary crushing cavity under the action of vibration force and subjected to multi-stage crushing under the comprehensive action of a large driving tooth roller (9), a small driven tooth roller (10) and a toothed plate (11), and the large driving tooth roller (9) and the small driven tooth roller (10) are arranged vertically and move differentially in the same direction. The crusher has the characteristics of high reduction ratio, high operating efficiency, large treatment capacity, high reliability, low energy consumption, no blockage, capability of prevention of excessive material crushing and the like.
Description
Technical field
The utility model relates to a kind of wheel tooth type crusher, specifically the high ratio of reduction four running roller pick breakers of a kind of mining difference.
Background technology
High ratio of reduction disintegrating machine can make bulk materials disposable realize in small, broken bits, thereby simplify the crushing process flow process of material, reduce energy consumption and cost.Traditional high ratio of reduction disintegrating machine mainly contains the forms such as jaw crusher, hammer mill, impact breaker, gyratory crusher, and it is broken mainly to rely on the extruding of ore deposit rock and percussion to realize, and therefore has that crushing efficiency is low, the high deficiency of energy consumption.
According to theory of comminution, the compression strength of ore deposit rock is about 10:1 with the ratio of shearing resistance, tensile strength, therefore according to the rod-toothed crusher of the shearing-crushing mechanism design of ore deposit rock, carry out broken disintegrating machine with traditional dependence extruding, percussion and compare, there is the advantages such as crushing efficiency is high, energy consumption is low, treating capacity is large.At present, toothed roll crusher has obtained larger development at home and abroad, and is widely used in the fields such as coal, metallurgy, chemical industry, building materials.
In order to improve the ratio of reduction of kibbler roll, the Chinese patent CN102039211A(patent No. is 201010267211.3) on May 4th, 2011, announced " a kind of Dual-layer roller-type crushing machine ": under a double-roll crusher, be provided with second layer kibbler roll, material is after the fragmentation of ground floor kibbler roll, fall to the crusher chamber of second layer roll crushing by further broken, thereby improve the ratio of reduction of material.This upper and lower in-line breaker, although compact conformation, but the pre-classification mechanism of effective material is not set, comprise without broken fine and all will pass through two-stage crusher chamber at interior all materials, thereby cause the problems such as material easily stops up, easy overcrushing, crushing efficiency is low, treating capacity is low.Similar invention also has: the Chinese patent CN2426764Y(patent No. is 00223415.7) April 18 calendar year 2001, " a kind of two-stage hard roller type crusher " disclosed: its upper strata is set to a pair of discaling roll, and lower floor is a pair of smooth roll.Obviously, the broken structure of the smooth roll of lower floor fails to make full use of the shearing-crushing mechanism of material.On this basis, Chinese patent CN202290150U (patent No. is 201120415907.6) discloses " a kind of two-stage rod-toothed crusher " on July 4th, 2012: its upper and lower two-layer a pair of discaling roll that is all set to, solve existing rod-toothed crusher fragile and cannot guarantee the problem of material particle size after cracking, but the pre-classification mechanism of material is not set equally.Chinese patent CN2870976 Y (patent No. is 200520128329.2) discloses " a kind of novel four roller impact crushers " on August 29th, 2012: its upper and lower two-layer broken roll shaft of gear tooth-type that adopted carries out fragmentation, feeding end arranges cutting plate, material is divided into both direction, material in disintegrating machine through repeatedly impacting, impact crushing is directly crushed to below 6mm by a machine; But this structure easily causes feed blocking, easy overcrushing problem.
In sum, the breaker of existing four-roller crusher, having certain defect aspect operation principle and structural design, is not realized the graded crushing of material, causes that material easily stops up, the problem such as the easy overcrushing of material, crushing efficiency and treating capacity reduction.
Summary of the invention
The purpose of this utility model is to provide a kind of mining difference the high ratio of reduction four running roller pick breakers, can make full use of ore deposit rock shearing-crushing mechanism and graded crushing principle, can improve the ratio of reduction, break process amount and crushing efficiency simultaneously, avoid feed blocking and overcrushing.
To achieve these goals, the technical solution adopted in the utility model is: the high ratio of reduction four running roller pick breakers of a kind of mining difference, comprise the one-level crusher chamber being formed by little discaling roll axial brake device, the little discaling roll of active, driven little discaling roll, little discaling roll shaft transmission gear, spillplate three, base and casing, the two-stage crushing chamber being formed by canine tooth roll shaft drive unit, initiatively large discaling roll, driven little discaling roll, travelling gear, tooth plate, tooth plate bearing, spillplate two and base; Casing is the monolithic construction that Plate Welding forms, and base is that steel plate and shaped steel are welded, and cabinet and base are bolted; Tooth plate is connected with tooth plate bearing by bolt, and tooth plate bearing is connected with base by bolt;
Also comprise the straight-line oscillation uniform thickness glazing bar screening plant being formed by screen box, spillplate one, compass screen surface, vibrating motor, supporting seat and spring, the compass screen surface of straight-line oscillation uniform thickness glazing bar screening plant is divided into two sections, every section of compass screen surface is comprised of the heavy rail being parallel to each other, and two sections of compass screen surfaces are arranged according to screening with constant bed thickness principle; Layout of spring is connected on casing and with the supporting seat on screen box, and straight-line oscillation uniform thickness glazing bar screening plant is arranged in one-level crusher chamber top; The exciting force of vibrating motor and the angle of horizontal direction
δbe 45 °, from feeding end, the angle of first paragraph compass screen surface and horizontal direction
θ 1be 20 °-25 °, the angle of second segment compass screen surface and horizontal direction
θ 2it is 10 °-15 °; The little discaling roll of active and driven little discaling roll in one-level crusher chamber are arranged in parallel, and initiatively little discaling roll is connected with little discaling roll axial brake device, and two little discaling rolls are realized engaged transmission by little discaling roll shaft transmission gear and realize reverse differential and rotate; The large discaling roll of active and driven little discaling roll in two-stage crushing chamber arrange up and down, and initiatively large discaling roll is connected with canine tooth roll shaft drive unit, and two discaling rolls are realized transmission and realize differential in the same way and rotate by being positioned at the travelling gear of axle head.
Heavy rail inverted arrangement on the compass screen surface of straight-line oscillation uniform thickness glazing bar screening plant, and be welded into whole compass screen surface by the T-steel of lateral inversion; Compass screen surface two ends are welded to connect plate, and are arranged on the back-up block that is positioned at screen box both sides, by bolt, compass screen surface are connected with screen box.
The little discaling roll of active in two-stage crushing chamber, driven little discaling roll, initiatively large discaling roll and driven little discaling roll are comprised of discaling roll axle, ring gear and tooth cover; Ring gear is mounted on discaling roll axle by key, and tooth cover is bolted and is arranged on ring gear, crushing teeth according to Spiral distribution rule interlaced arrangement on discaling roll axle.
Two-stage crushing chamber upper wall also comprises web beam.
In little discaling roll axial brake device and canine tooth roll shaft drive unit, be provided with overload protection arrangement.
Overload protection arrangement is load limiting type of constant filling fluid coupling.
Compare with existing four-roller crusher, the utlity model has following advantage: (1), preposition pre-grading plant is set according to screening with constant bed thickness principle, material can be realized fast classification and transport, and piece material falls and enters one-level crusher chamber, and bulk materials is transported to two-stage crushing chamber; (2), according to shearing, the splitting Cracking Mechanism of ore deposit rock, independently two-stage crushing device is set, realize graded crushing: one-level crusher chamber is that the reverse differential that pair of parallel is arranged rotates little discaling roll axle, only piece material is carried out to fragmentation; Two-stage crushing chamber is the big or small discaling roll axle that the differential in the same way of layout up and down rotates, and for bulk materials, carries out comprehensive fragmentation; (3), the drive unit of the high ratio of reduction four running roller pick breakers of mining difference is provided with range line type fluid coupling overload protection arrangement; improved the reliability of complete machine; straight-line oscillation uniform thickness glazing bar sieve and secondary differential four-roller crusher structure; the ratio of reduction, crushing efficiency and complete machine treating capacity have been improved; sticky tooth clogging while having avoided processing adhesional wetting materiel, has reduced the excessive pulverizing of material.
Accompanying drawing explanation
Fig. 1 is the utility model structural front view;
Fig. 2 is the utility model grating mounting structure partial enlarged drawing;
Fig. 3 is the utility model structure top view.
In figure: 1, screen box, 2, spillplate one, 3, compass screen surface, 3-1, T-steel, 3-2, back-up block, 3-3, connecting plate, 4, vibrating motor, 5, supporting seat, 6, spring, 7, spillplate two, 8, web beam, 9, large discaling roll initiatively, 10, driven little discaling roll, 11, tooth plate, 12, tooth plate bearing, 13, little discaling roll initiatively, 14, driven little discaling roll, 15, spillplate three, 16, base, 17, casing, 18, little discaling roll shaft transmission gear, 19, travelling gear, 20, canine tooth roll shaft drive unit, 21, little discaling roll axial brake device.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in figures 1 and 3, the high ratio of reduction four running roller pick breakers of difference that the utility model is mining, comprise the one-level crusher chamber being formed by little discaling roll axial brake device 21, the little discaling roll 13 of active, driven little discaling roll 14, little discaling roll shaft transmission gear 18, spillplate 3 15, base 16 and casing 17, the two-stage crushing chamber being formed by canine tooth roll shaft drive unit 20, initiatively large discaling roll 9, driven little discaling roll 10, travelling gear 19, tooth plate 11, tooth plate bearing 12, spillplate 27 and base 16; The monolithic construction that casing 17 forms for Plate Welding, base 16 is for steel plate and shaped steel are welded, and cabinet 17 is bolted with base 16; Tooth plate 11 is connected with tooth plate bearing 12 by bolt, and tooth plate bearing 12 is connected with base 16 by bolt;
Also comprise the straight-line oscillation uniform thickness glazing bar screening plant being formed by screen box 1, spillplate 1, compass screen surface 3, vibrating motor 4, supporting seat 5 and spring 6, the compass screen surface 3 of straight-line oscillation uniform thickness glazing bar screening plant is divided into two sections, every section of compass screen surface 3 is comprised of the heavy rail being parallel to each other, and two sections of compass screen surfaces 3 are arranged according to screening with constant bed thickness principle; Spring 6 is arranged on casing 17 and with the supporting seat 5 on screen box 1 and is connected, and straight-line oscillation uniform thickness glazing bar screening plant is arranged in one-level crusher chamber top; The exciting force of vibrating motor 4 and the angle of horizontal direction
δbe 45 °, from feeding end, the angle of first paragraph compass screen surface 3 and horizontal direction
θ 1be 20 °-25 °, the angle of second segment compass screen surface 3 and horizontal direction
θ 2be 10 °-15 °, can realize quick sorting and transport, improve complete machine treating capacity; The little discaling roll 13 of active and driven little discaling roll 14 in one-level crusher chamber are arranged in parallel, and initiatively little discaling roll 13 is connected with little discaling roll axial brake device 21, and two little discaling rolls are realized engaged transmission by little discaling roll shaft transmission gear 18 and realize reverse differential and rotate; The large discaling roll 9 of active and driven little discaling roll 10 in two-stage crushing chamber arrange up and down, and initiatively large discaling roll 9 is connected with canine tooth roll shaft drive unit 20, and two discaling rolls are realized transmission and realize differential in the same way and rotate by being positioned at the travelling gear 19 of axle head.
As shown in Figure 2: the heavy rail inverted arrangement on the compass screen surface 3 of straight-line oscillation uniform thickness glazing bar screening plant, and be welded into whole compass screen surface by the T-steel 3-1 of lateral inversion; Compass screen surface 3 two ends are welded to connect plate 3-3, and are arranged in that to be positioned at the back-up block 3-2 of screen box 1 both sides upper, by bolt, compass screen surface 3 are connected with screen box 1, and that compass screen surface 3 has is simple in structure, reliability is high, be easy to the features such as installation and maintenance.
Further, the little discaling roll 13 of the active in two-stage crushing chamber, driven little discaling roll 14, initiatively large discaling roll 9 and driven little discaling roll 10 are comprised of discaling roll axle, ring gear and tooth cover; Ring gear is mounted on discaling roll axle by key, tooth cover is bolted and is arranged on ring gear, crushing teeth is according to Spiral distribution rule interlaced arrangement on discaling roll axle, and the little discaling roll 13 of active in one-level crusher chamber and the spacing between driven little discaling roll 14 can be adjusted according to discharging-material size; The large discaling roll 9 of active in two-stage crushing chamber and the relative position between tooth plate 11 determined by maximum material size, and the relative position between driven little discaling roll 10 and tooth plate 11 is determined by discharging-material size.
As improvement of the present utility model, in little discaling roll axial brake device 21 and canine tooth roll shaft drive unit 20, be provided with overload protection arrangement, overload protection arrangement is load limiting type of constant filling fluid coupling, can improve the reliability of complete machine.
Because the utility model is provided with straight-line oscillation uniform thickness glazing bar sieve and secondary differential four-roller crusher structure, improved the ratio of reduction, crushing efficiency and complete machine treating capacity, the sticky tooth clogging while having avoided processing adhesional wetting materiel, has reduced the excessive pulverizing of material.
When broken: as shown in Figure 1, material enters straight-line oscillation uniform thickness glazing bar screening plant by feeding end, under the effect of two sections of compass screen surfaces that are in tilted layout 3 and vibrating motor 4, carry out screening with constant bed thickness, piece material is screened out fully and is fallen, and enters one-level crusher chamber under the effect of spillplate 1.In one-level crusher chamber under the effect of spillplate 3 15, piece material enters the little discaling roll 13 of active of a pair of reverse differential rotation and the engagement fracture area of driven little discaling roll 14, under shear action, piece material is by further fragmentation, the product introduction bottom transporting equipment of gained.
In this simultaneously, the bulk materials of sieve is not transported to fast in two-stage crushing chamber under the effect of vibrating screen surface 3 thoroughly.Bulk materials, first at the large discaling roll of the active that is positioned at crusher chamber top 9 be positioned under the shearing, splitting fragmentation of the inclination tooth plate 11 on the crusher chamber left side by preliminary broken, further falls when material size progressively reduces.Now, material is at the large discaling roll 9 of active that differential rotates in the same way and the driven little discaling roll 10 that is positioned at bottom, and under the comprehensive function of tooth plate 11, quilt is further broken, and material size reduces again.Finally, material is crushed to the product that meets granularity requirements under the shearing of driven little discaling roll 10 and tooth plate 11, splitting fragmentation, and falls to the conveying equipment of bottom.Whole shattering process has realized graded crushing and the multiple stage crushing of material, has that the ratio of reduction is high, operating efficiency is high, disposal ability is large, reliability is high, energy consumption is low, do not stop up, can avoid the features such as material overcrushing.
Claims (6)
1. the high ratio of reduction four running roller pick breakers of mining difference, comprise the one-level crusher chamber being formed by little discaling roll axial brake device (21), active little discaling roll (13), driven little discaling roll (14), little discaling roll shaft transmission gear (18), spillplate three (15), base (16) and casing (17), the two-stage crushing chamber being formed by canine tooth roll shaft drive unit (20), initiatively large discaling roll (9), driven little discaling roll (10), travelling gear (19), tooth plate (11), tooth plate bearing (12), spillplate two (7) and base (16); The monolithic construction that casing (17) forms for Plate Welding, base (16) is for steel plate and shaped steel are welded, and cabinet (17) is bolted with base (16); Tooth plate (11) is connected with tooth plate bearing (12) by bolt, and tooth plate bearing (12) is connected with base (16) by bolt;
It is characterized in that, also comprise the straight-line oscillation uniform thickness glazing bar screening plant being formed by screen box (1), spillplate one (2), compass screen surface (3), vibrating motor (4), supporting seat (5) and spring (6), the compass screen surface (3) of straight-line oscillation uniform thickness glazing bar screening plant is divided into two sections, every section of compass screen surface (3) is comprised of the heavy rail being parallel to each other, and two sections of compass screen surfaces (3) are arranged according to screening with constant bed thickness principle; Spring (6) is arranged in casing (17) above and is connected with the supporting seat (5) on screen box (1), and straight-line oscillation uniform thickness glazing bar screening plant is arranged in one-level crusher chamber top; The exciting force of vibrating motor (4) and the angle of horizontal direction
δbe 45 °, from feeding end, the angle of first paragraph compass screen surface (3) and horizontal direction
θ 1be 20 °-25 °, the angle of second segment compass screen surface (3) and horizontal direction
θ 2it is 10 °-15 °; The little discaling roll of active (13) and driven little discaling roll (14) in one-level crusher chamber are arranged in parallel, initiatively little discaling roll (13) is connected with little discaling roll axial brake device (21), and two little discaling rolls are realized engaged transmission by little discaling roll shaft transmission gear (18) and realize reverse differential and rotate; The large discaling roll of active (9) and driven little discaling roll (10) in two-stage crushing chamber are arranged up and down, initiatively large discaling roll (9) is connected with canine tooth roll shaft drive unit (20), and two discaling rolls are realized transmission and realize differential in the same way and rotate by being positioned at the travelling gear (19) of axle head.
2. the high ratio of reduction four running roller pick breakers of a kind of mining difference according to claim 1, it is characterized in that, heavy rail inverted arrangement on the compass screen surface (3) of described straight-line oscillation uniform thickness glazing bar screening plant, and be welded into whole compass screen surface by the T-steel (3-1) of lateral inversion; Compass screen surface (3) two ends are welded to connect plate (3-3), and are arranged on the back-up block (3-2) that is positioned at screen box (1) both sides, by bolt, compass screen surface (3) are connected with screen box (1).
3. the high ratio of reduction four running roller pick breakers of a kind of mining difference according to claim 1 and 2, it is characterized in that, the little discaling roll of active (13) in two-stage crushing chamber, driven little discaling roll (14), initiatively large discaling roll (9) and driven little discaling roll (10) are comprised of discaling roll axle, ring gear and tooth cover; Ring gear is mounted on discaling roll axle by key, and tooth cover is bolted and is arranged on ring gear, crushing teeth according to Spiral distribution rule interlaced arrangement on discaling roll axle.
4. the high ratio of reduction four running roller pick breakers of a kind of mining difference according to claim 3, is characterized in that, crusher chamber cabinet upper wall also comprises web beam (8).
5. the high ratio of reduction four running roller pick breakers of a kind of mining difference according to claim 1 and 2, is characterized in that being provided with overload protection arrangement in little discaling roll axial brake device (21) and canine tooth roll shaft drive unit (20).
6. the high ratio of reduction four running roller pick breakers of a kind of mining difference according to claim 5, is characterized in that, overload protection arrangement is load limiting type of constant filling fluid coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420086582.5U CN203725184U (en) | 2014-02-28 | 2014-02-28 | Mining differential four-roller tooth type crusher with high reduction ratio |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420086582.5U CN203725184U (en) | 2014-02-28 | 2014-02-28 | Mining differential four-roller tooth type crusher with high reduction ratio |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203725184U true CN203725184U (en) | 2014-07-23 |
Family
ID=51195286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420086582.5U Withdrawn - After Issue CN203725184U (en) | 2014-02-28 | 2014-02-28 | Mining differential four-roller tooth type crusher with high reduction ratio |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203725184U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103861685A (en) * | 2014-02-28 | 2014-06-18 | 中国矿业大学盱眙矿山装备与材料研发中心 | Mining differential high-crushing-ratio four-roller tooth-type crusher |
| CN106040349A (en) * | 2016-08-07 | 2016-10-26 | 方义飞 | Bulk material conveying system, fragmentation device and fragmentation shield with noise reduction function |
| CN106040348A (en) * | 2016-08-07 | 2016-10-26 | 方义飞 | Feeding crusher, noise reduction method of feeding crusher and crusher shield with noise reduction function |
| CN106179591A (en) * | 2016-08-07 | 2016-12-07 | 方义飞 | A kind of petroleum chemicals break process equipment and there is the broken guard shield of decrease of noise functions |
| CN106179588A (en) * | 2016-08-07 | 2016-12-07 | 方义飞 | Disintegrating apparatus, coal transporting breaking machine and there is the broken guard shield of decrease of noise functions |
| CN106238139A (en) * | 2016-08-07 | 2016-12-21 | 长沙贤正益祥机械科技有限公司 | A kind of low noise break process equipment in petrochemicals production system |
| CN107511204A (en) * | 2016-06-15 | 2017-12-26 | 张荣斌 | A kind of kibbler roll |
| CN108568346A (en) * | 2018-05-16 | 2018-09-25 | 甘春勇 | A kind of engineering plastics grinding device and its control method |
| CN108748842A (en) * | 2018-05-16 | 2018-11-06 | 甘春勇 | A kind of EPS mixing devices and its control method |
| CN108889384A (en) * | 2018-08-24 | 2018-11-27 | 镇江乐科信息科技有限公司 | A kind of environment protection reclaiming box of lithium battery |
| CN110975981A (en) * | 2020-01-09 | 2020-04-10 | 义乌奥莉机械科技有限公司 | Broken collection device of building site grit screening |
| CN111921604A (en) * | 2020-07-15 | 2020-11-13 | 中国矿业大学 | Plasma crushing device and method for assisting underground gangue filling |
-
2014
- 2014-02-28 CN CN201420086582.5U patent/CN203725184U/en not_active Withdrawn - After Issue
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103861685A (en) * | 2014-02-28 | 2014-06-18 | 中国矿业大学盱眙矿山装备与材料研发中心 | Mining differential high-crushing-ratio four-roller tooth-type crusher |
| CN103861685B (en) * | 2014-02-28 | 2015-09-30 | 中国矿业大学盱眙矿山装备与材料研发中心 | A kind of mining difference high ratio of reduction four running roller pick breaker |
| CN107511204A (en) * | 2016-06-15 | 2017-12-26 | 张荣斌 | A kind of kibbler roll |
| CN106040349A (en) * | 2016-08-07 | 2016-10-26 | 方义飞 | Bulk material conveying system, fragmentation device and fragmentation shield with noise reduction function |
| CN106040348A (en) * | 2016-08-07 | 2016-10-26 | 方义飞 | Feeding crusher, noise reduction method of feeding crusher and crusher shield with noise reduction function |
| CN106179591A (en) * | 2016-08-07 | 2016-12-07 | 方义飞 | A kind of petroleum chemicals break process equipment and there is the broken guard shield of decrease of noise functions |
| CN106179588A (en) * | 2016-08-07 | 2016-12-07 | 方义飞 | Disintegrating apparatus, coal transporting breaking machine and there is the broken guard shield of decrease of noise functions |
| CN106238139A (en) * | 2016-08-07 | 2016-12-21 | 长沙贤正益祥机械科技有限公司 | A kind of low noise break process equipment in petrochemicals production system |
| CN108568346A (en) * | 2018-05-16 | 2018-09-25 | 甘春勇 | A kind of engineering plastics grinding device and its control method |
| CN108748842A (en) * | 2018-05-16 | 2018-11-06 | 甘春勇 | A kind of EPS mixing devices and its control method |
| CN108748842B (en) * | 2018-05-16 | 2020-12-29 | 建湖上冈产业园服务有限公司 | EPS mixing device and control method thereof |
| CN108889384A (en) * | 2018-08-24 | 2018-11-27 | 镇江乐科信息科技有限公司 | A kind of environment protection reclaiming box of lithium battery |
| CN108889384B (en) * | 2018-08-24 | 2020-06-30 | 肇庆市金晟金属实业有限公司 | Environment-friendly recycling box for lithium battery |
| CN111468236A (en) * | 2018-08-24 | 2020-07-31 | 卓中朝 | Environment-friendly recycling box for lithium battery |
| CN110975981A (en) * | 2020-01-09 | 2020-04-10 | 义乌奥莉机械科技有限公司 | Broken collection device of building site grit screening |
| CN111921604A (en) * | 2020-07-15 | 2020-11-13 | 中国矿业大学 | Plasma crushing device and method for assisting underground gangue filling |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203725184U (en) | Mining differential four-roller tooth type crusher with high reduction ratio | |
| CN103752369B (en) | A kind of mining difference three running roller pick breaker | |
| CN103861685B (en) | A kind of mining difference high ratio of reduction four running roller pick breaker | |
| CN102107151B (en) | Vertical cylinder type vibration coal and gangue separator | |
| CN102744123A (en) | Impact hammer type crusher | |
| CN101875022A (en) | Material crushing structure and crushing equipment | |
| CN206483543U (en) | A kind of rock crushing and classification retracting device | |
| CN103752370A (en) | Energy-saving roller type grading machine | |
| CN205731376U (en) | A kind of toothed roll crusher | |
| CN202752058U (en) | Rotary drum type rotating hammer crusher | |
| CN201720080U (en) | Material crushing structure and crushing device | |
| CN205731375U (en) | A kind of disintegrating machine | |
| CN202061653U (en) | Counterattack hammer crusher | |
| CN200981001Y (en) | Multistage sieving gear teeth type grinder | |
| KR100686324B1 (en) | 4 shaft for breaking apparatus | |
| RU2322298C1 (en) | Roll crusher | |
| CN108262092B (en) | Novel high-efficient oil sand breaker | |
| CN205700718U (en) | A kind of reducing mechanism of band helical feed | |
| CN207951568U (en) | A kind of new type crushing machine | |
| CN107899661A (en) | One kind finishing uses cullet quick crashing device | |
| CN107088453A (en) | Screen broken machine | |
| CN106807527A (en) | A kind of high capacity crusher | |
| CN205199585U (en) | Pick breaker | |
| CN203303997U (en) | Combined type roller barrel structure of multi-roller crusher | |
| CN107899671A (en) | One kind finishing uses lime block quick crashing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140723 Effective date of abandoning: 20150930 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140723 Effective date of abandoning: 20150930 |
|
| RGAV | Abandon patent right to avoid regrant |