CN203750631U - Barrel lining plate for autogenous mill or semi-autogenous mill - Google Patents
Barrel lining plate for autogenous mill or semi-autogenous mill Download PDFInfo
- Publication number
- CN203750631U CN203750631U CN201420009511.5U CN201420009511U CN203750631U CN 203750631 U CN203750631 U CN 203750631U CN 201420009511 U CN201420009511 U CN 201420009511U CN 203750631 U CN203750631 U CN 203750631U
- Authority
- CN
- China
- Prior art keywords
- bottom plate
- base plate
- semi
- autogenous
- autogenous mill
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a barrel lining plate for an autogenous mill or a semi-autogenous mill. The barrel lining plate comprises a bottom plate and a lifting bar which are molded integrally, wherein the lifting bar is positioned on one side of the upper surface of the bottom plate; the side face, which is far away from the central axis of the bottom plate, on the lifting bar and the top surface of the lifting bar are in circular-arc transition connection; a bottom plate protection block is arranged on the other side of the upper surface of the bottom plate; the bottom plate protection plate and the bottom plate are in smooth transition connection. The lifting side face of the lifting bar and the top surface of the lifting bar are in circular-arc transition connection, so that throwing points of steel balls and materials inside the autogenous mill or the semi-autogenous mill can be adjusted, and direct impact of the steel balls on the barrel lining plate in the barrel is avoided; the raised bottom plate protection block is arranged on the upper surface of the bottom plate, and the impact and motion of the steel balls and the materials act on the bottom plate protection block firstly during long-time use of the lining plate, so that the edge pointed corners of the bottom plate are protected, and thinning and even penetration due to wear are avoided.
Description
Technical field
The utility model relates to a kind of wear member, is specifically related to a kind of shell liner for autogenous tumbling mill or semi-autogenous mill.
Background technology
The shell liner of autogenous tumbling mill or semi-autogenous mill inner barrel is the critical component that this kind equipment is realized grinding process, is directly connected to the height of its mill efficiency and operating rate; At present, the integrated member that shell liner is generally made up of protruding lifting strip and base plate, when installation, with bolt, some shell liners are fixed on to cylinder inboard wall and are paved with, on the one hand cylindrical shell is protected, lifting strip gets a promotion steel ball and ore on the other hand, and make it in certain altitude landing or freely leave, thereby realize ore grinding effect; In actual applications, if liner plate lifting strip planform is unreasonable, part shell liner is easily raised the steel ball leaving after too high and cracks, each shell liner in grinding process by compared with quick-wearing, thereby causing shell liner early to lose efficacy and needed changes, not only increase labour, and had influence on the mill efficiency of autogenous tumbling mill or semi-autogenous mill; In addition, if the planform of liner plate base plate is unreasonable, can make the wearing and tearing of bottom edge sharp corner very fast, and then shorten the service life of lifting strip; Therefore, how can improve the planform of shell liner lifting strip and base plate, guarantee to increase the service life of shell liner, be a key factor that improves autogenous tumbling mill or semi-autogenous mill production efficiency.
Summary of the invention
For the deficiency of prior art middle cylinder body liner plate, in order to increase the service life of autogenous tumbling mill or semi-autogenous mill shell liner, improve the production efficiency of this kind equipment, the purpose of this utility model is to provide a kind of novel autogenous tumbling mill or semi-autogenous mill liner plate.
In order to realize foregoing invention object, the utility model adopts following technical scheme:
A kind of shell liner for autogenous tumbling mill or semi-autogenous mill; comprise integrated base plate and lifting strip; lifting strip is positioned at a side of plate upper surface; on lifting strip away from being connected by arc transition between the side of base plate center axis line and its end face; the opposite side of described plate upper surface is provided with base plate protection piece, and between base plate protection piece and base plate, rounding off is connected.
Further, on lifting strip, be 45 ~ 90 ° away from the angle between side and the plate upper surface of base plate center axis line, the angle on lifting strip between another side and the plate upper surface corresponding with described side is 90 ~ 120 °.
Further, the angle forming between described base plate protection piece and plate upper surface is 90 ° ~ 150 °.
Owing to having adopted technique scheme, the utlity model has following beneficial effect:
1, by being connected being set to arc transition between the lifting side of lifting strip and its end face, can adjust leaving a little of the inner steel ball of autogenous tumbling mill or semi-autogenous mill and material, avoid the directly impact to the shell liner in cylindrical shell of steel ball, and then cause shell liner owing to cracking the inefficacy producing, thereby can increase service life of shell liner, and reduce and shut down number of times and the time of changing shell liner, play the effect that has improved semi-autogenous mill operating efficiency and operating rate;
2, owing to having increased heaving floor protection piece on plate upper surface; in the long-term use of liner plate; first the impact of steel ball and material and motion will act on base plate protection piece; thereby protection bottom edge wedge angle part is avoided even being ground thoroughly because of wearing and tearing attenuation; this has protected the injury after cylinder inner surface is not subject to base plate worn out on the one hand, also extends on the other hand the life-span of grinding machine base plate and whole liner plate.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
In figure: 1-lifting strip; 2-base plate; 3-base plate protection piece.
Detailed description of the invention
As shown in Figure 1; a kind of shell liner for autogenous tumbling mill or semi-autogenous mill; comprise integrated base plate 2 and lifting strip 1; lifting strip 1 is positioned at a side of base plate 2 upper surfaces; on lifting strip 1 away from being connected by arc transition between the side of base plate center axis line and its end face; the opposite side of described base plate 2 upper surfaces is provided with base plate protection piece 3, and between base plate protection piece 3 and base plate 2, rounding off is connected.
On described lifting strip 1, be 45 ~ 90 ° away from the angle between side and base plate 2 upper surfaces of base plate center axis line, the angle on lifting strip 1 between another side and base plate 2 upper surfaces corresponding with described side is 90 ~ 120 °.
The angle forming between described base plate protection piece 3 and base plate 2 upper surfaces is 90 ° ~ 150 °.
Action principle explanation of the present utility model:
Thereby an important function of lifting strip 1 is the steel ball of autogenous tumbling mill or semi-autogenous mill inside and ore to be got a promotion realize ore grinding effect, for lifting strip, side away from base plate center axis line one side is lifting face, and the side corresponding with lifting face is non-lifting face.
Leave for the ease of adjusting steel ball, the utility model is set to the structure that arc transition is connected between the lifting face of lifting strip 1 one sides and the end face of lifting strip, its object is, in the time that steel ball and ore are raised bar and rise to certain altitude, just along arc surface landing, make steel ball be unlikely to leave too far away, so that in autogenous tumbling mill or semi-autogenous mill, other shell liners are directly impacted and are broken, thereby have avoided shell liner fracture failure.In addition, after arranging by the circular arc between the lifting face to lifting strip and end face, can suitably increase lifting strip cross-sectional area size, by such method, can increase again the service life of lifting strip.
Shell liner is by base plate protection piece 3, base plate 2 and the integrated integrated member of lifting strip 1.Described base plate protection piece 3 is positioned at the other end relative with lifting strip on plate upper surface; owing to there being certain assemblage gap between shell liner; at autogenous tumbling mill or semi-autogenous mill normal operation period; first relative motion meeting between steel ball and ore and shell liner weares and teares the wedge angle part of bottom edge, even has marginal portion to be first worn through and injures autogenous tumbling mill or the appearance of the situation of semi-autogenous mill cylindrical shell.The effect of base plate protection piece is by being exactly the local thickness that increases base plate 2 section edges; make impact and the wearing and tearing to bottom edge of steel ball and ore change into impact and the wearing and tearing to base plate protection piece; not only increase the service life of base plate, also strengthened the protection to autogenous tumbling mill or semi-autogenous mill cylindrical shell.
Claims (3)
1. the shell liner for autogenous tumbling mill or semi-autogenous mill; it is characterized in that: comprise integrated base plate (2) and lifting strip (1); lifting strip is positioned at a side of plate upper surface; on lifting strip away from being connected by arc transition between the side of base plate center axis line and its end face; the opposite side of described plate upper surface is provided with base plate protection piece (3), and between base plate protection piece and base plate, rounding off is connected.
2. the shell liner for autogenous tumbling mill or semi-autogenous mill according to claim 1, it is characterized in that: lifting strip (1) is upper is 45 ~ 90 ° away from the angle α between side and base plate (2) upper surface of base plate center axis line, the angle on lifting strip between another side and the plate upper surface corresponding with described side is 90 ~ 120 ° of β.
3. the shell liner for autogenous tumbling mill or semi-autogenous mill according to claim 1, is characterized in that: the angle theta forming between described base plate protection piece (3) and base plate (2) upper surface is 90 ° ~ 150 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420009511.5U CN203750631U (en) | 2014-01-08 | 2014-01-08 | Barrel lining plate for autogenous mill or semi-autogenous mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420009511.5U CN203750631U (en) | 2014-01-08 | 2014-01-08 | Barrel lining plate for autogenous mill or semi-autogenous mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203750631U true CN203750631U (en) | 2014-08-06 |
Family
ID=51245942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420009511.5U Expired - Fee Related CN203750631U (en) | 2014-01-08 | 2014-01-08 | Barrel lining plate for autogenous mill or semi-autogenous mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203750631U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108722573A (en) * | 2017-09-26 | 2018-11-02 | 北京环磨科技有限公司 | A kind of shaped form autogenous tumbling mill and semi-autogenous mill liner plate |
| CN110449228A (en) * | 2019-08-20 | 2019-11-15 | 中国恩菲工程技术有限公司 | Liner plate and autogenous tumbling mill or semi-autogenous mill on autogenous tumbling mill or semi-autogenous mill |
-
2014
- 2014-01-08 CN CN201420009511.5U patent/CN203750631U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108722573A (en) * | 2017-09-26 | 2018-11-02 | 北京环磨科技有限公司 | A kind of shaped form autogenous tumbling mill and semi-autogenous mill liner plate |
| CN110449228A (en) * | 2019-08-20 | 2019-11-15 | 中国恩菲工程技术有限公司 | Liner plate and autogenous tumbling mill or semi-autogenous mill on autogenous tumbling mill or semi-autogenous mill |
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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: 20140806 Termination date: 20210108 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |