CN211937202U - Rubber composite flange lining plate of semi-autogenous mill - Google Patents
Rubber composite flange lining plate of semi-autogenous mill Download PDFInfo
- Publication number
- CN211937202U CN211937202U CN201922345767.9U CN201922345767U CN211937202U CN 211937202 U CN211937202 U CN 211937202U CN 201922345767 U CN201922345767 U CN 201922345767U CN 211937202 U CN211937202 U CN 211937202U
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- Prior art keywords
- rubber strip
- rubber
- hole
- wall
- composite flange
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- 239000002131 composite material Substances 0.000 title claims abstract description 21
- 229910052751 metal Inorganic materials 0.000 claims abstract description 35
- 239000002184 metal Substances 0.000 claims abstract description 35
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 abstract description 17
- 239000010959 steel Substances 0.000 abstract description 17
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 14
- 239000011707 mineral Substances 0.000 abstract description 14
- 238000005299 abrasion Methods 0.000 abstract description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 3
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 3
- 241001330002 Bambuseae Species 0.000 abstract description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 3
- 239000011425 bamboo Substances 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 229910000851 Alloy steel Inorganic materials 0.000 description 2
- 229910000617 Mangalloy Inorganic materials 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 239000002905 metal composite material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a rubber composite flange welt of semi-autogenous mill, including the rubber strip with tightly overlap the metal safety cover in the rubber strip outside, rubber strip fixed mounting is on mill section of thick bamboo wall, the metal safety cover includes the housing of a transversal several fonts of personally submitting, the inner wall lower extreme of housing compresses tightly on mill section of thick bamboo wall, the rubber strip is hugged closely to the inner wall upper end of housing. Has the advantages that: rubber composite flange welt adopt rubber strip and tightly overlap and constitute at the outside metal safety cover of rubber strip, the metal safety cover can be fine keep out mineral aggregate and steel ball to the direct striking and the abrasion of rubber strip, avoid rubber strip wearing and tearing too fast to effectively promote the life of rubber composite flange welt, structural design is simple, reasonable, simple to operate, the practicality is good.
Description
Technical Field
The utility model relates to a mill equipment field, concretely relates to semi-autogenous mill's rubber composite flange welt.
Background
The flange lining plate is a part used for protecting the inner wall of the cylinder body from impact friction of a grinding body and a steel ball by the semi-automatic mill, and is also used for improving mineral aggregate.
Along with the development of ore grinding technology, the sizes of grinding media and ore feeding are gradually increased, the impact and abrasion effect on a lining plate of a grinding machine is multiplied, and the traditional manganese steel and alloy steel casting lining plate cannot bear the impact and abrasion, so that the flange lining plate on the market is gradually replaced by the original manganese steel and alloy steel casting lining plate into a rubber-metal composite lining plate, namely, metal is used for bearing friction force, rubber is used for bearing impact force, and the impact and abrasion of large-particle-size mineral materials can be well resisted by means of the characteristics of high wear resistance, high elasticity, light weight, corrosion resistance and the like of the rubber materials and the metal framework; however, the common rubber composite flange liner plate in the market still has some problems in the actual use process, for example, the chinese patent with application number 201721725033.8 discloses a rubber composite liner plate structure, relating to the field of mill equipment. This compound welt of rubber comprises welt body, promotion strip, bolt, it presses to promote the strip on the welt body, will promote strip and welt body through the bolt and fix at the barrel inner wall, it is formed by rubber, wear-resisting metal and metal framework complex to promote the strip, wear-resisting metal is located the promotion face of rubber, metal framework is located the rubber bottom, rubber passes through the adhesive with wear-resisting metal and is connected, wear-resisting metal is provided with corrugated round steel with the connection face of rubber.
The rubber composite liner plate increases the connecting area of the wear-resistant metal and the rubber through the wavy round steel, so that the connecting strength of the adhesive is increased, meanwhile, a gap is formed between the wavy round steel and the surface of the wear-resistant metal, the rubber can be injected into the gap in the die-casting process of the lifting strip, so that the wavy round steel is completely embedded in the rubber, and the connecting strength of the wear-resistant metal and the rubber is increased, however, the rubber composite liner plate has a short service life in the actual use process, the reason is that the rubber (2) and the liner plate body are exposed, the mineral aggregate and the steel ball can continuously impact the rubber (2) and the liner plate body in the rotation process of the mill barrel body, and the liner plate body is made of rubber, so that the wear resistance of the liner plate body is definitely smaller than that of the metal, the liner plate body is worn after being used for a period of time, and once the liner plate body is worn and broken, the, at this moment, the lifting strip is only fixed on the inner wall of the cylinder body by the bolt (6), then the lifting strip starts to loosen after a long time under the continuous impact of mineral aggregate and the steel ball, and the through hole for installing the bolt (6) on the inner wall of the cylinder body is enlarged, so that the lifting strip is finally caused to fall off.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a semi-autogenous mill's rubber composite flange welt just in order to solve above-mentioned problem to it is unreasonable to solve current rubber composite flange welt structural design, and life scheduling problem is not long. The utility model provides a compound flange welt of rubber structural design is reasonable, and the installation is simple and convenient, and long service life sees the explanation below in detail.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a compound flange welt of rubber of semi-autogenous mill, including the rubber strip with tightly overlap at the outside metal safety cover of rubber strip, rubber strip fixed mounting is on mill section of thick bamboo wall.
As an important design of the scheme, the metal protection cover comprises a cover shell with a cross section in a shape like a Chinese character 'ji', the lower end of the inner wall of the cover shell is tightly pressed on the wall of the mill barrel, and the upper end of the inner wall of the cover shell is tightly attached to the rubber strip.
As an optimized design of the scheme, an inserting plate is fixedly arranged at the upper end of the inner wall of the housing, and a third through hole is formed in the inserting plate; a first through hole concentric with the third through hole is formed in the side face of the rubber strip; the upper surface of the rubber strip is provided with a slot into which the inserting plate is inserted; and connecting bolts are inserted in the third through hole and the first through hole.
As the optimal design of the scheme, the length of the connecting bolt is not more than that of the housing.
As an optimized design of the scheme, the side surface of the rubber strip is provided with an insertion hole, a lath is inserted into the insertion hole, and the lower surface of the lath is provided with a threaded hole; the lower surface of the rubber strip is provided with a second through hole concentric with the threaded hole, and mounting bolts are inserted into the second through hole and the threaded hole.
Has the advantages that: rubber composite flange welt adopt rubber strip and tightly overlap and constitute at the outside metal safety cover of rubber strip, the metal safety cover can be fine keep out mineral aggregate and steel ball to the direct striking and the abrasion of rubber strip, avoid rubber strip wearing and tearing too fast to effectively promote the life of rubber composite flange welt, structural design is simple, reasonable, simple to operate, the practicality is good.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of the present invention;
fig. 2 is a top view of the present invention;
fig. 3 is a rear view of the present invention;
fig. 4 is a bottom view of the present invention;
figure 5 is a cross-sectional view of the present invention in figure 4;
fig. 6 is an installation schematic of the present invention;
FIG. 7 is a front view of the rubber strip of the present invention;
fig. 8 is a left side view of the rubber strip of the present invention;
fig. 9 is a top view of the rubber strip of the present invention;
fig. 10 is a bottom view of the rubber strip of the present invention;
fig. 11 is a schematic view of the structure of the slat of the present invention;
fig. 12 is a front view of the metal protective cover of the present invention;
fig. 13 is a bottom view of the metal cover of the present invention.
The reference numerals are explained below:
1. a rubber strip;
11. a jack; 12. a first through hole; 13. a second through hole; 14. a slot;
2. a metal protective cover;
21. a housing; 22. inserting plates; 23. a third through hole;
3. a connecting bolt;
4. a slat;
41. a threaded hole;
5. installing a bolt; 6. a gasket; 7. the wall of the mill barrel.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-13, the rubber composite flange lining plate of a semi-autogenous mill provided by the present invention comprises a rubber strip 1 and a metal protection cover 2 tightly sleeved outside the rubber strip 1, and is made of wear-resistant rubber to bear the friction of mineral aggregate and steel ball to the rubber strip 1 by virtue of excellent wear-resistant property of metal, the rubber strip 1 is made of wear-resistant rubber to bear the impact of the mineral aggregate and steel ball to the metal protection cover 2 by virtue of high elasticity of rubber, because the rubber strip 1 is covered by the metal protective cover 2, mineral aggregate and steel balls can not directly impact and contact with the rubber strip 1 after falling off in the rotation process of the mill cylinder body, most of the mineral aggregate and the steel balls directly impact on the metal protective cover 2, therefore, the rubber strip 1 is not impacted and rubbed with mineral aggregate and the steel ball, so that the rubber strip 1 is well protected and slowly abraded, and the service life of the rubber composite flange lining plate is effectively prolonged; the rubber strip 1 is fixedly arranged on the wall 7 of the grinding mill barrel, specifically, the side surface of the rubber strip 1 is provided with an insertion hole 11, a lath 4 is inserted into the insertion hole 11, the lath 4 is made of a metal material, and the lower surface of the lath 4 is provided with a threaded hole 41; the lower surface of the rubber strip 1 is provided with a through hole II 13 which is concentric with the threaded hole 41, the through hole II 13 and the threaded hole 41 are inserted with a mounting bolt 5, as shown in fig. 6, the rubber strip 1 is fixed on the wall 7 of the grinding mill cylinder through the mounting bolt 5, the structural design is reasonable, the installation is simple and convenient, and the practicability is good.
As shown in fig. 6, in order to enhance the impact resistance of the metal protection cover 2, the metal protection cover 2 may be made of an elastic metal material, such as spring steel, and the metal protection cover 2 includes a housing 21 with a cross-section in a zigzag shape, the lower end of the inner wall of the housing 21 is pressed against the mill cylinder wall 7, when the mineral aggregate and the steel ball fall and impact the housing 21, the lower end of the inner wall of the housing 21 closely slides against the mill cylinder wall 7 for a small amplitude, thereby offsetting a part of the impact force, reducing the impact load on the rubber strip 1, prolonging the service life of the rubber strip 1, and enhancing the mechanical strength of the whole rubber composite flange lining plate; the upper end of the inner wall of the housing 21 is tightly attached to the rubber strip 1, so that the design is favorable for the falling of mineral aggregate and steel balls to impact the housing 21, and the impact on the housing 21 can be quickly and timely transmitted to the rubber strip 1.
Referring to fig. 1 to 13, in order to reliably connect the metal protective cover 2 and the rubber strip 1, at least one insert plate 22 may be fixedly installed on an upper end of an inner wall of the housing 21, and the insert plate 22 is provided with a third through hole 23; meanwhile, a first through hole 12 which is concentric with the third through hole 23 is arranged on the side surface of the rubber strip 1; the upper surface of the rubber strip 1 is provided with a slot 14 into which the inserting plate 22 is inserted; the connecting bolt 3 is inserted into the third through hole 23 and the first through hole 12, the inserting plate 22 is fixed in the inserting groove 14 through the connecting bolt 3, so that the metal protective cover 2 and the rubber strip 1 are fixedly and reliably connected, in addition, in order to prevent mineral aggregate and steel balls from falling and impacting the connecting bolt 3, the length of the connecting bolt 3 is not more than that of the housing 21, and preferably, the length of the connecting bolt 3 is less than that of the housing 21.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (4)
1. The rubber composite flange lining plate of the semi-autogenous mill is characterized in that: the rubber belt grinding machine comprises a rubber strip (1) and a metal protection cover (2) tightly sleeved outside the rubber strip (1), wherein the rubber strip (1) is fixedly arranged on the wall (7) of the grinding machine cylinder;
the side surface of the rubber strip (1) is provided with an insertion hole (11), a lath (4) is inserted into the insertion hole (11), and the lower surface of the lath (4) is provided with a threaded hole (41); the lower surface of the rubber strip (1) is provided with a second through hole (13) concentric with the threaded hole (41), and a mounting bolt (5) is inserted into the second through hole (13) and the threaded hole (41).
2. The rubber composite flange liner plate of a semi-autogenous mill according to claim 1, characterized in that: the metal protection cover (2) comprises a cover shell (21) with a cross section in a shape like a Chinese character 'ji', the lower end of the inner wall of the cover shell (21) is tightly pressed on the wall (7) of the grinding mill cylinder, and the upper end of the inner wall of the cover shell (21) is tightly attached to the rubber strip (1).
3. The rubber composite flange liner plate of a semi-autogenous mill according to claim 2, characterized in that: an inserting plate (22) is fixedly installed at the upper end of the inner wall of the housing (21), and a third through hole (23) is formed in the inserting plate (22); a first through hole (12) concentric with the third through hole (23) is formed in the side face of the rubber strip (1); the upper surface of the rubber strip (1) is provided with a slot (14) into which an inserting plate (22) is inserted; and the connecting bolt (3) is inserted into the through hole III (23) and the through hole I (12).
4. The rubber composite flange liner plate of a semi-autogenous mill according to claim 3, characterized in that: the length of the connecting bolt (3) is not more than that of the housing (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922345767.9U CN211937202U (en) | 2019-12-24 | 2019-12-24 | Rubber composite flange lining plate of semi-autogenous mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922345767.9U CN211937202U (en) | 2019-12-24 | 2019-12-24 | Rubber composite flange lining plate of semi-autogenous mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211937202U true CN211937202U (en) | 2020-11-17 |
Family
ID=73187214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922345767.9U Expired - Fee Related CN211937202U (en) | 2019-12-24 | 2019-12-24 | Rubber composite flange lining plate of semi-autogenous mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211937202U (en) |
-
2019
- 2019-12-24 CN CN201922345767.9U patent/CN211937202U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201117 |
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| CF01 | Termination of patent right due to non-payment of annual fee |