CN219540503U - Lining plate mounting structure in ball mill - Google Patents
Lining plate mounting structure in ball mill Download PDFInfo
- Publication number
- CN219540503U CN219540503U CN202320777879.5U CN202320777879U CN219540503U CN 219540503 U CN219540503 U CN 219540503U CN 202320777879 U CN202320777879 U CN 202320777879U CN 219540503 U CN219540503 U CN 219540503U
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- ball mill
- lining plate
- connecting rod
- wall
- connecting hole
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
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- Milling Processes (AREA)
- Crushing And Grinding (AREA)
Abstract
The utility model relates to a ball mill lining plate mounting structure, which comprises a connecting rod, a connecting hole and a lock nut; the connecting rod is a threaded rod, and one end of the connecting rod is fixedly arranged on the inner wall of the ball mill cylinder; the connecting hole is formed in the inner lining plate and penetrates through the inner lining plate, and the connecting rod penetrates through and is inserted into the connecting hole; the locking nut is sleeved on the connecting rod in a threaded manner, and the locking nut is used for pressing and fixing the lining plate on the inner wall of the ball mill cylinder; one surface of the inner lining plate, which is far away from the inner wall of the ball mill cylinder body, is provided with a countersunk hole which is communicated with the connecting hole, and the locking nut is positioned in the countersunk hole; an annular mounting groove is formed in the connecting rod, a sealing ring is arranged in the mounting groove, and the sealing ring is extruded by the inner wall of the mounting groove and the inner wall of the connecting hole. The utility model has the effect of preventing the raw material pulp in the ball mill cylinder from leaking out of the mounting gap between the ball mill cylinder and the inner lining plate.
Description
Technical Field
The utility model relates to the technical field of ball mills, in particular to a ball mill lining plate mounting structure.
Background
The ball mill is a key device for crushing materials after being crushed, is widely applied to the production industries of cement, silicate products, novel building materials, refractory materials, chemical fertilizers, black and nonferrous metal ore dressing, glass ceramics and the like, is used for dry or wet grinding of various ores and other grindability materials, and is suitable for grinding various ores and other materials.
The inner wall of the ball mill cylinder is provided with the inner lining plate, the inner lining plate is used for protecting the ball mill cylinder on one hand, so that the ball mill cylinder is prevented from being directly impacted and rubbed by grinding bodies and raw materials, on the other hand, the motion state of the grinding bodies can be adjusted by utilizing the inner lining plates in different forms, so that the grinding effect of the grinding bodies on the raw materials is enhanced, the grinding efficiency of the ball mill on the raw materials is improved, and the yield is increased.
In the prior art, the inner lining plate is connected with the ball mill cylinder body through bolts, and the rod parts of the bolts penetrate through the inner lining plate and the side wall of the cylinder body and are locked and fixed by matching nuts. The above connection method has a problem: because gaps are difficult to avoid among the bolts, the inner lining plates and the side walls of the cylinder, raw material ore pulp in the cylinder of the ball mill can be infiltrated outwards from the gaps, and thus the smooth production is affected.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects in the prior art, the utility model provides a ball mill lining plate mounting structure, which aims to solve the problem that raw material ore pulp in a ball mill cylinder body in the prior art can infiltrate from a mounting gap between a lining plate and the ball mill cylinder body.
(II) technical scheme
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
a ball mill lining plate mounting structure comprises a connecting rod, a connecting hole and a lock nut; the connecting rod is a threaded rod, and one end of the connecting rod is fixedly arranged on the inner wall of the ball mill cylinder; the connecting hole is formed in the inner lining plate and penetrates through the inner lining plate, and the connecting rod penetrates through and is inserted into the connecting hole; the lock nut is sleeved on the connecting rod in a threaded manner, and the lock nut is used for pressing and fixing the lining plate on the inner wall of the ball mill cylinder.
Further, a countersink is formed in one surface, far away from the inner wall of the ball mill cylinder, of the inner lining plate, the countersink is communicated with the connecting hole, and the lock nut is located in the countersink.
Further, an annular mounting groove is formed in the connecting rod, a sealing ring is arranged in the mounting groove, and the sealing ring is co-extruded by the inner wall of the mounting groove and the inner wall of the connecting hole.
Further, the counter bore is embedded to be equipped with the protection piece, protection piece and counter bore interference fit, the protection piece is close to the surface of ball mill barrel and has seted up and hold the chamber, hold the chamber and be used for holding lock nut and connecting rod.
Further, the surface of the protection block, which is away from the accommodating cavity, is provided with an L-shaped lifting groove.
(III) beneficial technical effects
In summary, the utility model has the following beneficial technical effects:
1. the utility model comprises a connecting rod, a connecting hole and a lock nut; the connecting rod is a threaded rod, and one end of the connecting rod is fixedly arranged on the inner wall of the ball mill cylinder; the connecting hole is formed in the inner lining plate and penetrates through the inner lining plate, and the connecting rod penetrates through and is inserted into the connecting hole; the locking nut is sleeved on the connecting rod in a threaded manner, and the locking nut is used for pressing and fixing the lining plate on the inner wall of the ball mill cylinder; through the arrangement, the connecting rod is matched with the lock nut to lock and fix the inner lining plate on the inner wall of the ball mill cylinder, and when the inner lining plate is required to be disassembled and replaced, the lock nut is only required to be unscrewed from the connecting rod, so that the operation is convenient; the connecting structure does not need to open holes on the ball mill cylinder, so that raw material ore pulp in the ball mill cylinder cannot leak out of the ball mill cylinder, and smooth production is ensured; in summary, the utility model has the advantage of avoiding the raw material pulp in the ball mill cylinder from leaking out of the mounting gap between the inner lining plate and the ball mill cylinder.
2. Because one surface of the inner lining plate, which is far away from the inner wall of the ball mill cylinder body, is provided with a countersunk hole which is communicated with the connecting hole, and the locking nut is positioned in the countersunk hole; through the arrangement, the problem that the lock nut is deformed due to the fact that the raw materials and the grinding body directly smash on the lock nut in the working process of the ball mill can be avoided, and an effective protection effect can be achieved on the lock nut.
3. The connecting rod is provided with an annular mounting groove, a sealing ring is arranged in the mounting groove, and the sealing ring is extruded by the inner wall of the mounting groove and the inner wall of the connecting hole; through above-mentioned setting, the sealing washer can form seal structure in the gap department between connecting hole and the connecting rod to prevent that raw materials ore pulp from penetrating to on the inner wall of ball mill barrel from the gap between connecting hole and the connecting rod.
4. Because the counter bore is embedded with the protection block, the protection block is in interference fit with the counter bore, the surface of the protection block, which is close to the ball mill cylinder, is provided with a containing cavity, and the containing cavity is used for containing the lock nut and the connecting rod; through the arrangement, the protecting block can completely cover the lock nut, and raw material ore pulp can be prevented from flowing into the countersunk holes, so that the raw material ore pulp can be prevented from directly contacting with the lock nut and the connecting rod and being solidified on the connecting rod to influence the disassembly of the lock nut; in addition, the protection block can play a certain positive role in preventing raw material ore pulp from penetrating into the connecting hole.
5. Because the L-shaped lifting groove is formed in the surface, deviating from the accommodating cavity, of the protection block, when a worker dismantles the inner lining plate, the protection block can be taken out of the counter bore by inserting the hooked tool into the lifting groove, and the operation is more convenient and labor-saving.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of a ball mill bowl in an embodiment;
FIG. 2 is a left side view of the bowl of the ball mill in the example;
FIG. 3 is a schematic view of the structure of the lining board in the embodiment;
FIG. 4 is a top view of an example inner liner;
FIG. 5 is a schematic view showing the structure of the embodiment in which the inner liner is connected to the ball mill cylinder;
fig. 6 is a schematic structural diagram of a protection block in an embodiment.
Reference numerals illustrate:
in the figure, 1, a connecting rod; 2. a connection hole; 3. a lock nut; 4. an inner liner; 5. a ball mill cylinder; 6. a countersunk hole; 7. a mounting groove; 8. a seal ring; 9. a protection block; 10. a receiving chamber; 11. and a lifting groove.
Detailed Description
In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the utility model herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In the present utility model, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present utility model and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.
Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present utility model will be understood by those of ordinary skill in the art according to the specific circumstances.
In addition, the term "plurality" shall mean two as well as more than two.
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
Examples:
referring to fig. 1 to 6, the ball mill lining plate mounting structure disclosed by the utility model comprises a connecting rod 1, a connecting hole 2 and a lock nut 3.
The connecting rod 1 is a threaded rod, one end of the connecting rod 1 is welded on the inner wall of the ball mill cylinder 5, and the connecting rod 1 points to the central axis of the ball mill cylinder 5 and is perpendicular to the central axis of the ball mill cylinder 5.
The connecting hole 2 is formed in the inner lining plate 4 and penetrates through the inner lining plate 4, and the connecting rod 1 penetrates through and is inserted into the connecting hole 2 and is in contact with the inner wall of the connecting hole 2.
The lock nut 3 is a common hexagonal nut, the lock nut 3 is sleeved on the connecting rod 1 in a threaded manner, and the lock nut 3 tightly presses and fixes the inner lining plate 4 on the inner wall of the ball mill cylinder 5. The inner lining plates 4 are provided in plural on the inner wall of the ball mill cylinder 5, and the inner wall of the ball mill cylinder 5 is completely covered by the plural inner lining plates 4.
Through the arrangement, when a worker needs to connect the inner lining plate 4 with the ball mill cylinder 5, the connecting rod 1 is inserted into the connecting hole 2 at first, so that the inner lining plate 4 is attached to the inner wall of the ball mill cylinder 5, then the locking nut 3 is in threaded sleeve joint with one end of the connecting rod 1 far away from the ball mill cylinder 5, and the locking nut 3 is screwed to tightly press and fix the inner lining plate 4, so that the operation is simple and convenient; in addition, the connecting structure does not need to open holes in the ball mill cylinder 5, so that raw material ore pulp in the ball mill cylinder 5 cannot leak out of the ball mill cylinder 5, and smooth production is ensured.
In this embodiment, the connecting holes 2 are respectively provided with two connecting rods 1 on each inner lining plate 4, which respectively correspond to the two connecting rods 1 on the inner wall of the ball mill cylinder 5, so that the connection stability of the inner lining plates 4 and the ball mill cylinder 5 can be further improved.
One side of the inner lining plate 4, which is far away from the inner wall of the ball mill cylinder 5, is provided with a counter bore 6, the counter bore 6 is communicated with the connecting hole 2, and the locking nut 3 is positioned in the counter bore 6. Through the arrangement, the situation that the lock nut 3 deforms due to the fact that the raw materials and the grinding body directly smash on the lock nut 3 in the working process of the ball mill can be avoided, and the lock nut 3 can be effectively protected.
In addition, offer annular mounting groove 7 on the connecting rod 1, be equipped with sealing washer 8 in the mounting groove 7, when connecting rod 1 inserts in the connecting hole 2, sealing washer 8 can be by the inner wall co-extrusion of mounting groove 7 and the inner wall of connecting hole 2. Through the above arrangement, the sealing ring 8 can form a sealing structure at the gap between the connecting hole 2 and the connecting rod 1, thereby preventing raw material pulp from penetrating into the inner wall of the ball mill cylinder 5 from the gap between the connecting hole 2 and the connecting rod 1.
Further, the counter bore 6 is embedded to be equipped with protection piece 9, and protection piece 9 is made by alloy steel material, has good wearability and impact resistance, protection piece 9 and counter bore 6 interference fit, and the surface that protection piece 9 is close to ball mill barrel 5 has seted up and has held chamber 10, holds chamber 10 and is used for holding lock nut 3 and connecting rod 1. Through the arrangement, the protecting block 9 can completely cover the lock nut 3 and prevent raw material ore pulp from flowing into the counter bore 6, so that the raw material ore pulp can be prevented from directly contacting the lock nut 3 and the connecting rod 1 and being solidified on the connecting rod 1 to influence the disassembly of the lock nut 3; meanwhile, the protection block 9 can play a certain positive role in preventing raw material ore pulp from penetrating into the connecting hole 2.
The lining board 4 needs to be disassembled and replaced after being worn for a long time, in order to facilitate the staff to disassemble the lining board 4, the L-shaped lifting groove 11 is formed in the surface of the protection block 9, which is away from the accommodating cavity 10, so that the staff can insert the protection block 9 into the lifting groove 11 to take out the protection block 9 from the counter bore 6 by using a hook tool when disassembling the lining board 4, and the operation is easier and more labor-saving.
The working principle of the embodiment is as follows: for the embodiment, when a worker needs to connect the inner lining plate 4 with the ball mill cylinder 5, the connecting rod 1 is inserted into the connecting hole 2 to enable the inner lining plate 4 to be attached to the inner wall of the ball mill cylinder 5, then the locking nut 3 is in threaded sleeve connection with one end of the connecting rod 1 far away from the ball mill cylinder 5, and the locking nut 3 is screwed to tightly press and fix the inner lining plate 4, so that the operation is simple and convenient; in addition, the connecting structure does not need to open holes in the ball mill cylinder 5, so that raw material ore pulp in the ball mill cylinder 5 cannot leak out of the ball mill cylinder 5, and smooth production is ensured; in summary, this embodiment has the advantage that the raw material slurry in the ball mill cylinder 5 can be prevented from leaking out from the installation gap between the inner liner 4 and the ball mill cylinder 5, and is stable and reliable.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.
Claims (5)
1. A ball mill lining board mounting structure which is characterized in that: comprises a connecting rod (1), a connecting hole (2) and a locking nut (3); the connecting rod (1) is a threaded rod, and one end of the connecting rod (1) is fixedly arranged on the inner wall of the ball mill cylinder (5); the connecting hole (2) is formed in the inner lining plate (4) and penetrates through the inner lining plate (4), and the connecting rod (1) penetrates through and is inserted into the connecting hole (2); the locking nut (3) is sleeved on the connecting rod (1) in a threaded mode, and the locking nut (3) tightly presses and fixes the inner lining plate (4) on the inner wall of the ball mill cylinder (5).
2. A ball mill lining plate mounting structure according to claim 1, wherein: the one side of interior welt (4) keeping away from ball mill barrel (5) inner wall has seted up counter bore (6), counter bore (6) and connecting hole (2) intercommunication, lock nut (3) are located counter bore (6).
3. A ball mill lining plate mounting structure according to claim 1, wherein: an annular mounting groove (7) is formed in the connecting rod (1), a sealing ring (8) is arranged in the mounting groove (7), and the sealing ring (8) is co-extruded by the inner wall of the mounting groove (7) and the inner wall of the connecting hole (2).
4. A ball mill lining plate mounting structure according to claim 2, wherein: the anti-blocking ball mill is characterized in that a protection block (9) is embedded in the counter bore (6), the protection block (9) is in interference fit with the counter bore (6), a containing cavity (10) is formed in the surface, close to the ball mill cylinder (5), of the protection block (9), and the containing cavity (10) is used for containing the lock nut (3) and the connecting rod (1).
5. A ball mill lining plate mounting structure according to claim 4, wherein: the surface of the protection block (9) deviating from the accommodating cavity (10) is provided with an L-shaped lifting groove (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320777879.5U CN219540503U (en) | 2023-04-11 | 2023-04-11 | Lining plate mounting structure in ball mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320777879.5U CN219540503U (en) | 2023-04-11 | 2023-04-11 | Lining plate mounting structure in ball mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219540503U true CN219540503U (en) | 2023-08-18 |
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ID=87707878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320777879.5U Active CN219540503U (en) | 2023-04-11 | 2023-04-11 | Lining plate mounting structure in ball mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219540503U (en) |
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2023
- 2023-04-11 CN CN202320777879.5U patent/CN219540503U/en active Active
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