CN210875739U - Wear-resisting structure of vertical mill bellows - Google Patents
Wear-resisting structure of vertical mill bellows Download PDFInfo
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- CN210875739U CN210875739U CN201921814208.1U CN201921814208U CN210875739U CN 210875739 U CN210875739 U CN 210875739U CN 201921814208 U CN201921814208 U CN 201921814208U CN 210875739 U CN210875739 U CN 210875739U
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- wear
- bellows
- vertical mill
- fixing bolt
- resisting
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Abstract
The utility model belongs to the technical field of the technique of vertical mill and specifically relates to a wear-resisting structure of vertical mill bellows is related to, including installing the wear-resisting piece at the bellows tip, wear-resisting piece is provided with a plurality ofly and arranges the terminal surface that covers place bellows, and is a plurality of the fixed orifices has all been seted up on the wear-resisting piece, be provided with fixing bolt in the fixed orifices, fixing bolt runs through fixed orifices threaded connection on bellows. The utility model discloses have the effect of being convenient for maintain and change.
Description
Technical Field
The utility model belongs to the technical field of the technique of vertical mill and specifically relates to a wear-resisting structure of vertical mill bellows is related to.
Background
The vertical mill is a large-scale powder ink device, and is widely applied to the industries of cement, electric power, metallurgy and the like. It integrates crushing, drying, grinding and grading conveying into a whole, has high production efficiency, and can grind blocky, granular and powdery raw materials into required powdery materials.
The grinding roller bellows of standing the mill adopts hardfacing board welded fastening, and the antifriction plate adopts a body structure, because wearing and tearing need often change and maintain, and the structure of integral type and welded fixed mode lead to the antifriction plate to change the trouble, also do not benefit to grinding roller bellows and use for a long time.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a wear-resisting structure of mill bellows immediately has the effect of being convenient for maintain and change.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a found mill bellows wear-resisting structure, is including installing the wear-resisting piece at bellows tip, wear-resisting piece is provided with a plurality ofly and arranges the terminal surface that covers place bellows, and is a plurality of the fixed orifices has all been seted up on the wear-resisting piece, be provided with fixing bolt in the fixed orifices, fixing bolt runs through fixed orifices threaded connection on bellows.
Through adopting above-mentioned technical scheme, the wear-resisting piece of polylith is laid on bellows terminal surface, realizes the separation between the wear-resisting piece, utilizes fixing bolt through connection on bellows simultaneously, the maintenance and the change of the wear-resisting piece of being convenient for.
The utility model discloses further set up to: and the end surface of the wear-resistant block is provided with a mounting groove coaxial with the fixing hole.
Through adopting above-mentioned technical scheme, the mounting groove provides the installation and the accommodation space of fixing bolt tip, makes fixing bolt's tip not bulge in wear-resisting piece, avoids fixing bolt to be worn and torn, influences wear-resisting piece's installation intensity.
The utility model discloses further set up to: the extending length of the mounting groove is half of the extending length of the fixing hole.
Through adopting above-mentioned technical scheme, neither influence fixing bolt's through connection intensity, also provide the sufficient accommodation space of fixing bolt tip.
The utility model discloses further set up to: the inner diameter of the mounting groove is larger than that of the fixing hole.
Through adopting above-mentioned technical scheme, satisfy the demand that fixing bolt tip is greater than screw thread portion, also be convenient for fixing bolt's installation is fixed.
The utility model discloses further set up to: and a chamfer is arranged on the end face, far away from the fixing hole, of the mounting groove.
Through adopting above-mentioned technical scheme, the production of burr has been avoided in the setting of chamfer, makes wear-resisting piece tip level and smooth more.
The utility model discloses further set up to: the fixed hole is positioned in the middle of the wear-resistant block in the length direction.
Through adopting above-mentioned technical scheme, the fixed orifices setting is at wear-resisting piece length direction middle part, makes wear-resisting piece's fixed atress more balanced, and is fixed more firm.
The utility model discloses further set up to: two fixing holes are formed in the height direction of the wear-resistant block.
Through adopting above-mentioned technical scheme, two fixing bolt are joined in marriage to two fixed orificess, increase wear-resisting piece's fixed strength, have also guaranteed the intensity of wear-resisting piece itself simultaneously.
The utility model discloses further set up to: the axial line distance of the two fixing holes is half of the height of the wear-resistant block.
Through adopting above-mentioned technical scheme, the interval of fixed orifices makes the fixed orifices along direction of height evenly distributed, and the fixed atress of wear-resisting piece is more even in direction of height.
The utility model discloses further set up to: the fixing bolt is an inner hexagonal flat-head bolt.
Through adopting above-mentioned technical scheme, the mounting groove is cooperated to the flush bolt, and the better tip with fixing bolt is arranged in the mounting groove completely, further avoids fixing bolt protrusion to be worn and torn.
To sum up, the utility model discloses a beneficial technological effect does:
the wear-resistant blocks are paved on the end face of the air box to replace an integrated wear-resistant plate, and the fixing mode of fixing bolts is used for replacing welding, so that the wear-resistant blocks are more convenient to install and replace, and single maintenance and replacement of a single wear-resistant block are realized;
the installation groove is provided with a space for installing and accommodating the end part of the fixing bolt, and the fixing bolt adopts the inner hexagonal flat-head bolt, so that the fixing bolt is prevented from being worn by protruding out of the end surface of the wear-resistant block, and the wear-resistant block is more firmly fixed and more durable;
the chamfer avoids the generation of burrs on the end face of the wear-resistant block, so that the end face of the wear-resistant block is smoother.
Drawings
Fig. 1 is a schematic view of the overall installation structure of the present invention.
Fig. 2 is a partial cross-sectional view of the wear-resistant block of the present invention.
In the figure, 1, a wind box; 2. a wear-resistant block; 3. mounting grooves; 4. a fixing hole; 5. chamfering; 6. and (5) fixing the bolt.
Detailed Description
Referring to fig. 1, for the utility model discloses a wear-resisting structure of mill bellows immediately, including installing wear-resisting piece 2 on 1 terminal surface of bellows, wear-resisting piece 2 is provided with a plurality ofly side by side, butt, cover between wear-resisting piece 2 adjacent with both sides lay the terminal surface of place bellows 1. The standard wear-resistant block 2 is adopted to replace the original wear-resistant plate, so that the wear-resistant block 2 can be maintained and replaced independently. All seted up fixed orifices 4 on wear-resisting piece 2, all be provided with fixing bolt 6 in the fixed orifices 4, fixing bolt 6 runs through 4 threaded connection of fixed orifices on bellows 1, and fixing bolt 6's mounting means is convenient for wear-resisting piece 2's change.
Referring to fig. 1 and 2, an installation groove 3 coaxial with the fixing hole 4 is formed in the end face of the wear-resistant block 2, the bottom of the installation groove 3 is communicated with the fixing hole 4, and the inner diameter of the installation groove 3 is larger than that of the fixing hole 4. The setting of mounting groove 3 provides the installation accommodation space of 6 tip of fixing bolt, avoids the terminal surface of 6 protruding wear-resisting pieces of fixing bolt 2 to be worn and torn, influences wear-resisting piece 2's installation intensity.
Referring to fig. 1 and 2, the extension length of the mounting groove 3 is half of that of the fixing hole 4, so that the end of the fixing bolt 6 can be accommodated at a sufficient height while ensuring sufficient connection strength of the fixing bolt 6 and the wear-resistant block 2. Mounting groove 3 is provided with chamfer 5 on keeping away from the terminal surface of fixed orifices 4, and the setting of chamfer 5 is avoided producing bellied burr, and the burr not only influences the level and smooth on wear-resisting piece 2 surface.
Referring to fig. 1 and 2, the two fixing holes 4 are located in the middle of the wear-resistant block 2 in the length direction and are uniformly distributed along the height direction of the wear-resistant block 2, and the axial distance between the two fixing holes 4 is half of the height of the wear-resistant block 2. The two fixing bolts 6 are used for fixedly mounting the wear-resistant block 2 uniformly stressed by utilizing the distribution of the fixing holes 4, so that the wear-resistant block 2 is stably mounted and is more durable.
The implementation principle of the embodiment is as follows: adopt wear-resisting 2 antifriction plate that replace the integral type of piece, utilize fixing bolt 6 with wear-resisting 2 fixed mounting on bellows 1, be convenient for wear-resisting 2 independent maintenance and change of piece, it provides the space that 6 tip installation of fixing bolt held to set up mounting groove 3, set up chamfer 5, avoid producing the roughness that the burr influences wear-resisting 2 terminal surfaces of piece, fixing bolt 6 adopts hexagon socket head cap bolt, and fixing bolt 6's tip height is less than mounting groove 3, make fixing bolt 6's terminal surface arrange mounting groove 3 in completely, further avoid fixing bolt 6 protrusion in wear-resisting 2 terminal surface of piece and by wearing and tearing, antifriction plate 2 installation is more stable and firm.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. The utility model provides a wear-resisting structure of mill bellows immediately which characterized in that: including installing wear-resisting piece (2) at bellows (1) tip, wear-resisting piece (2) are provided with a plurality ofly and arrange the terminal surface that covers place bellows (1), and are a plurality of fixed orifices (4) have all been seted up on wear-resisting piece (2), be provided with in fixed orifices (4) fixing bolt (6), fixing bolt (6) run through fixed orifices (4) threaded connection on bellows (1).
2. The wear-resistant structure for the vertical mill bellows of claim 1, wherein: the end face of the wear-resistant block (2) is provided with a mounting groove (3) coaxial with the fixing hole (4).
3. The wear-resistant structure for the vertical mill bellows of claim 2, wherein: the extending length of the mounting groove (3) is half of the extending length of the fixing hole (4).
4. The wear-resistant structure for the bellows of the vertical mill as claimed in claim 3, wherein: the inner diameter of the mounting groove (3) is larger than that of the fixing hole (4).
5. The wear-resistant structure for the vertical mill bellows of claim 4, wherein: and a chamfer (5) is arranged on the end face, far away from the fixing hole (4), of the mounting groove (3).
6. The wear-resistant structure for the vertical mill bellows of claim 1, wherein: the fixing hole (4) is positioned in the middle of the wear-resistant block (2) in the length direction.
7. The wear-resistant structure for the vertical mill bellows of claim 1, wherein: two fixing holes (4) are arranged along the height direction of the wear-resistant block (2).
8. The wear-resistant structure for the vertical mill bellows of claim 7, wherein: the axial line distance of the two fixing holes (4) is half of the height of the wear-resistant block (2).
9. The wear-resistant structure for the vertical mill bellows of claim 1, wherein: the fixing bolt (6) is an inner hexagonal flat head bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921814208.1U CN210875739U (en) | 2019-10-26 | 2019-10-26 | Wear-resisting structure of vertical mill bellows |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921814208.1U CN210875739U (en) | 2019-10-26 | 2019-10-26 | Wear-resisting structure of vertical mill bellows |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210875739U true CN210875739U (en) | 2020-06-30 |
Family
ID=71332644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921814208.1U Active CN210875739U (en) | 2019-10-26 | 2019-10-26 | Wear-resisting structure of vertical mill bellows |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210875739U (en) |
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2019
- 2019-10-26 CN CN201921814208.1U patent/CN210875739U/en active Active
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