CN204074149U - A kind of calcium carbide crusher roller shell - Google Patents
A kind of calcium carbide crusher roller shell Download PDFInfo
- Publication number
- CN204074149U CN204074149U CN201420514199.5U CN201420514199U CN204074149U CN 204074149 U CN204074149 U CN 204074149U CN 201420514199 U CN201420514199 U CN 201420514199U CN 204074149 U CN204074149 U CN 204074149U
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- China
- Prior art keywords
- roller shell
- tooth
- roller
- tingia
- welded
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- 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.)
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- 239000005997 Calcium carbide Substances 0.000 title claims abstract description 16
- CLZWAWBPWVRRGI-UHFFFAOYSA-N tert-butyl 2-[2-[2-[2-[bis[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]amino]-5-bromophenoxy]ethoxy]-4-methyl-n-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]anilino]acetate Chemical compound CC1=CC=C(N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)C(OCCOC=2C(=CC=C(Br)C=2)N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)=C1 CLZWAWBPWVRRGI-UHFFFAOYSA-N 0.000 title claims abstract description 16
- 239000000956 alloy Substances 0.000 claims abstract description 16
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims description 46
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 229910002804 graphite Inorganic materials 0.000 claims description 7
- 239000010439 graphite Substances 0.000 claims description 7
- 238000012856 packing Methods 0.000 claims description 7
- 238000005520 cutting process Methods 0.000 abstract description 6
- 238000013467 fragmentation Methods 0.000 description 10
- 238000006062 fragmentation reaction Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 8
- 230000007774 longterm Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 210000004268 dentin Anatomy 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Crushing And Grinding (AREA)
Abstract
The utility model provides a kind of calcium carbide crusher roller shell, comprise roller shell body, described roller shell body is provided with roller tooth, described roller tooth comprises prismatic tooth core, one end heap of triangular prism tooth core is welded with crown, and the rib of described triangular prism tooth core is welded with tingia, and described roller shell body is provided with polygonal hole along its circumferencial direction, the aperture in described shape changeable hole reduces gradually from bottom to opening, and in described polygonal hole, castingin has carbide alloy to follow closely.Adopt the roller shell of structure of the present utility model, roller tooth, meet broken cutting force, can form the comparatively complicated plane of disruption, provide complicated crushing force, crushing efficiency is high.
Description
Technical field
The utility model relates to crusher technical field, particularly a kind of roller shell of kibbler roll.
Background technology
Double-geared roller crusher is a kind of disintegrating apparatus efficiently, is widely used in the crushing operation of the industry such as coal, chemical industry.Roller tooth is its main workpiece, directly contacts with material.Therefore, the quality of roller tooth designing quality is directly connected to production efficiency and the service life of disintegrating machine.
Application number is the roller shell disclosing a kind of kibbler roll roll shaft in the utility model patent file of 201320412437.7, comprise body and the roller tooth being positioned at jacket surface, the roller tooth flank of tooth is the cambered surface curved surface excessively of at least two different curvature, and the crown of roller tooth is provided with built-up welding mosaic coating, jacket surface is provided with equally distributed circular hole along its circumferencial direction, and circular hole is embedded with hard alloy particle.This roller tooth tooth flank profile is made up of the cambered surface of at least two different curvature, the power making to act on extruding on material and exploitation is more complicated, meet the final molding face mechanism after material abrasion, improve the accuracy of material fragmentation extruding, material crushing effect is made to reach best, meet wear surface net shape, be more suitable for for kibbler roll, roller tooth can strengthen the antiwear property at crown position by techniques such as local surfacings, the hard alloy particle that roller shell is embedded with, can improve the crushing strength of material and increase impact resistance.
The knive-edge roller tooth weight that this roller dentine amount is more general, is contained in after on roller shell and roll body weight is increased, and needs to drive the Dynamic response of roll body to become large, and energy consumption increases, can increase simultaneously roll shaft torsion, make roll shaft flexural deformation; This roller tooth is because shearing force is not as general knive-edge roller tooth, also the torsion of roll shaft can be increased, hard alloy particle easy loose or dislocation in long-term fragmentation extruding work of being embedded with of the equally distributed circular hole of roller shell in addition, makes to improve the crushing strength of material and increases impact resistance and reduce.
Utility model content
This practicality provides a kind of calcium carbide crusher roller shell, and this roller shell wearability is strong, and the roller tooth extruding exploitation power on roller shell is complicated, and has good shearing force, and material crushing effect is good, roller shell long service life.
For solving the problems of the technologies described above, the utility model is achieved through the following technical solutions.
A kind of calcium carbide crusher roller shell, comprise roller shell body, described roller shell body is provided with roller tooth, described roller tooth comprises triangular prism tooth core, described triangular prism tooth core is welded with crown away from one end of roller shell, and the rib of described triangular prism tooth core is welded with tingia, and described roller shell body surface is provided with polygonal hole, the aperture of described polygonal hole reduces gradually from bottom to opening, and in described polygonal hole, castingin has carbide alloy to follow closely.
Described tingia shape is rectangle or trapezoidal.
Angle between the rib of described triangular prism tooth core and the tingia be welded thereon is 70-75 °.
The limb heap of described tingia is welded with the hard material of HRA>75.
The two ends of described roller shell body are fixed with collet.
Soft graphite packing ring is provided with between described collet and rod overlap.
Beneficial effect:
1 the utility model adopts the roller tooth of prismatic tooth core welding tingia structure, in broken work, each leaf lobe of roller tooth can have shear action to material, and such roller tooth is equivalent to carry out shear action repeatedly to material, and the crushing efficiency of material is high, the shape of the utility model roller tooth can better cut material to material fragmentation, form multiple compressive plane between tingia, extruding and crushing force more complicated, this shape can be formed complexity extruding, crushing force, has again good shear action.Roller tooth of the present utility model is on the basis ensureing crushing effect in addition, and the weight of roller tooth is relative with consumptive material to be reduced, and the minimizing of weight can reduce the torsion that roll shaft is subject to, and improves roll shaft flexural deformation problem.The utility model is provided with the polygonal hole that aperture reduces gradually from bottom to opening on roller shell body surface, imbedding hard alloy nail in hole, the shape that aperture reduces gradually from bottom to opening makes the nail of the carbide alloy in hole not easily be squeezed out under the extruding of brute force and loosen, and makes imbedding hard alloy nail in hole can realize improving the crushing strength of material preferably and increase impact resistance.
2, tingia of the present utility model adopts rectangular shape or trapezoidal shape, and have good cutting force, little to material resistance, crushing effect is good.
3, the utility model is welded on the angle between tingia on the rib of tooth core and rib is 70-75 °, and the plane that such tingia is corresponding with the angle of tooth core can give the extruding force that material is suitable, is conducive to the fragmentation of material.Adopt this corner dimension, material also can not block roller tooth, just right.
4, strengthen the wearability of each leaf lobe of roller tooth at the hard material of the limb built-up welding HRA>75 of roller tooth, extend the service life of roller tooth.
5, the both sides of rod cover arrange collet, and block material in work process and drop to roll shaft from the two ends of roller, the work of roll shaft impacts.
6, soft graphite packing ring is set between roller shell and collet, when the connection of batch turning circle and roller shell is because when unclamping in powerful vibrations and long-term work, it is stable that the resilience of soft graphite packing ring makes collet and roller shell retighten, less maintenance labour.
Accompanying drawing explanation
Fig. 1 is the utility model cross-sectional structure schematic diagram.
Fig. 2 is the utility model roller toothing schematic diagram.
Fig. 3 is the utility model cross-sectional view.
1 roller tooth, 2 roller shell bodies, 3 polygonal hole, 4 soft graphite packing rings, 5 collets, 11 triangular prism crowns, 12 tingias, 13 tooth cores.
Detailed description of the invention
Below in conjunction with specific embodiment, the utility model is described.
Embodiment 1
As shown in Figure 1, 2, 3, a kind of calcium carbide crusher roller shell, comprise roller shell body 2, described roller shell body 2 is provided with roller tooth 1, and described roller tooth 1 comprises triangular prism tooth core 13, and triangular prism tooth core 13 is welded with crown 11 away from roller shell one end, the rib of described triangular prism tooth core 13 is welded with tingia 12, described roller shell body 2 is provided with polygonal hole 3 along its circumferencial direction, and the aperture in described shape changeable hole 3 reduces gradually from bottom to opening, and in described polygonal hole 3, castingin has carbide alloy to follow closely.During work, material can be broken through the crown 11 of roller tooth 1, and at this moment material is compressed between roller tooth 1 and roller tooth 1, can, by tingia 12 shearing-crushing again of roller tooth 1, also have one to extrude broken crushing force between tingia 12 and tingia 12 to material simultaneously.Last material is extruded to rod cover body 2 surface, then can overlap body 2 to rod and produce crimp, wearing and tearing, because polygonal hole 3 li of castingins on roller shell body 2 surface have carbide alloy to follow closely, the wearing and tearing that material overlaps rod can be reduced, distortion, a lot of polygonal hole is also offered on the surface of rod cover body 2, the aperture in hole diminishes gradually from bottom to opening, when such material makes carbide alloy nail upwards be extruded to the portion extrusion around hole, because hole opening is little compared with bottom, be not easy to be extruded so squeeze to opening direction, can be very firm rest in polygonal hole 3, also do not loosen, also just well roller shell body 2 is protected.
Embodiment 2
As shown in Figure 1, 2, 3, a kind of calcium carbide crusher roller shell, comprise roller shell body 2, described roller shell body 2 is provided with roller tooth 1, and described roller tooth 1 comprises triangular prism tooth core 13, and tooth core 13 is welded with crown 11 away from roller shell one end, the rib of described tooth core 13 is welded with tingia 12, described roller shell body 2 is provided with polygonal hole 3 along its circumferencial direction, and the aperture of described polygonal hole 3 reduces gradually from bottom to opening, and in described polygonal hole 3, castingin has carbide alloy to follow closely.Described tingia 12 is welded along the direction that rib is long, tingia 12 rectangular in shape or trapezoidal shape, and the tingia cutting force of these two kinds of shapes is strong, and little to material resistance, crushing effect is good.
Embodiment 3
As shown in Figure 1, 2, 3, a kind of calcium carbide crusher roller shell, comprise roller shell body 2, described roller shell body 2 is provided with roller tooth 1, and described roller tooth 1 comprises triangular prism tooth core 13, and tooth core 13 is welded with crown 11 away from roller shell one end, the rib of described tooth core 13 is welded with tingia 12, described roller shell body 2 is provided with polygonal hole 3 along its circumferencial direction, and the aperture in described shape changeable hole 3 reduces gradually from bottom to opening, and in described polygonal hole 3, castingin has carbide alloy to follow closely.
Described tingia shape is rectangle or trapezoidal.The tingia cutting force of these two kinds of shapes is strong, and little to material resistance, crushing effect is good.
Angle between the rib of described tooth core 13 and the tingia be welded thereon is 70-75 °.During such fragmentation, the plane that tingia 12 is corresponding with the angle of tooth core 13 can give the extruding force that material is suitable, is conducive to the fragmentation of material.This corner dimension, material also can not block roller tooth, just right.
Embodiment 4
As shown in Figure 1, 2, 3, a kind of calcium carbide crusher roller shell, comprise roller shell body 2, described roller shell body 2 is provided with roller tooth 1, and described roller tooth 1 comprises triangular prism tooth core 13, and tooth core 13 is welded with crown 11 away from roller shell one end, the rib of described tooth core 13 is welded with tingia 12, described roller shell body 2 is provided with polygonal hole 3 along its circumferencial direction, and the aperture in described shape changeable hole 3 reduces gradually from bottom to opening, and in described polygonal hole 3, castingin has carbide alloy to follow closely.
Described tingia shape is rectangle or trapezoidal.The tingia cutting force of these two kinds of shapes is strong, and little to material resistance, crushing effect is good.
Angle between the rib of described tooth core 13 and the tingia be welded thereon is 70-75 °.During such fragmentation, the plane that tingia 12 is corresponding with the angle of tooth core 13 can give the extruding force that material is suitable, is conducive to the fragmentation of material.This corner dimension, material also can not block roller tooth, just right.
The limb heap of described tingia 12 is welded with the hard material of HRA>75, can improve the wearability of tingia like this, extends the service life of protection tingia.
Embodiment 5
As shown in Figure 1, 2, 3, a kind of calcium carbide crusher roller shell, comprise roller shell body 2, described roller shell body 2 is provided with roller tooth 1, and described roller tooth 1 comprises triangular prism tooth core 13, and tooth core 13 is welded with crown 11 away from roller shell one end, the rib of described tooth core 13 is welded with tingia 12, described roller shell body 2 is provided with polygonal hole 3 along its circumferencial direction, and the aperture in described shape changeable hole 3 reduces gradually from bottom to opening, and in described polygonal hole 3, castingin has carbide alloy to follow closely.
Described tingia shape is rectangle or trapezoidal.The tingia cutting force of these two kinds of shapes is strong, and little to material resistance, crushing effect is good.
Angle between the rib of described tooth core 13 and the tingia be welded thereon is 70-75 °.During such fragmentation, the plane that tingia 12 is corresponding with the angle of tooth core 13 can give the extruding force that material is suitable, is conducive to the fragmentation of material.This corner dimension, material also can not block roller tooth, just right.
The limb heap of described tingia 12 is welded with the hard material of HRA>75, can improve the wearability of tingia like this, extends the service life of protection tingia.
When breaker roll works, the material on roller is easily fallen roll shaft from the two ends of roller shell body 2, affects work, so be fixed with collet 5 at the two ends of roller shell body 2.Such material is blocked by collet 5.Described collet 5 and rod overlap between body 2 and are provided with soft graphite packing ring 4.When the connection of batch turning circle and roller shell is because when unclamping in powerful vibrations and long-term work, it is stable that the resilience of soft graphite packing ring makes collet and roller shell retighten, less maintenance labour.
Claims (6)
1. a calcium carbide crusher roller shell, comprise roller shell body (2), it is characterized in that: described roller shell body (2) is provided with roller tooth (1), described roller tooth (1) comprises triangular prism tooth core (13), triangular prism tooth core (13) is welded with crown (11) away from one end that rod overlaps, the rib of described triangular prism tooth core (13) is welded with tingia (12), described roller shell body (2) is provided with polygonal hole (3) on the surface, the aperture of described polygonal hole (3) reduces gradually from bottom to opening, and described polygonal hole (3) interior castingin has carbide alloy to follow closely.
2. a kind of calcium carbide crusher roller shell according to claim 1, is characterized in that: described tingia (12) shape is rectangle or trapezoidal.
3. a kind of calcium carbide crusher roller shell according to claim 1 and 2, is characterized in that: the angle between the rib of described triangular prism tooth core (13) and the tingia (12) be welded thereon is 70-75 °.
4. a kind of calcium carbide crusher roller shell according to claim 3, is characterized in that: the limb heap of described tingia (12) is welded with the hard material of HRA>75.
5. a kind of calcium carbide crusher roller shell according to claim 4, is characterized in that: the two ends of described roller shell body (2) are fixed with collet (5).
6. a kind of calcium carbide crusher roller shell according to claim 5, is characterized in that: described collet (5) and rod overlap between body (2) and be provided with soft graphite packing ring (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420514199.5U CN204074149U (en) | 2014-09-09 | 2014-09-09 | A kind of calcium carbide crusher roller shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420514199.5U CN204074149U (en) | 2014-09-09 | 2014-09-09 | A kind of calcium carbide crusher roller shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204074149U true CN204074149U (en) | 2015-01-07 |
Family
ID=52166915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420514199.5U Expired - Fee Related CN204074149U (en) | 2014-09-09 | 2014-09-09 | A kind of calcium carbide crusher roller shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204074149U (en) |
-
2014
- 2014-09-09 CN CN201420514199.5U patent/CN204074149U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150107 |