CN204365430U - The bracing or strutting arrangement of cement mill cylinder - Google Patents
The bracing or strutting arrangement of cement mill cylinder Download PDFInfo
- Publication number
- CN204365430U CN204365430U CN201420802523.3U CN201420802523U CN204365430U CN 204365430 U CN204365430 U CN 204365430U CN 201420802523 U CN201420802523 U CN 201420802523U CN 204365430 U CN204365430 U CN 204365430U
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- CN
- China
- Prior art keywords
- seal ring
- roller
- bearing
- guide post
- cement mill
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of cylinder to cement mill and carry out flexible support, and can dust atmosphere be tackled, and the bracing or strutting arrangement of the cement mill cylinder of longer service life.Comprise base, base two ends are provided with installing plate, supporting carrier roller is provided with between two installing plates, two supporting carrier rollers are connected by belt, the upper surface of belt and cement mill cylinder contact, formed and support, be provided with a tensioning carrying roller between two supporting carrier rollers, the two ends of described tensioning carrying roller are connected with governor motion.
Description
Technical field
The utility model relates to cement and manufactures field, particularly relates to a kind of bracing or strutting arrangement of cement mill cylinder.
Background technology
In technical field of cement production, the capital equipment roughly grinding the stage during grinding operation is ball mill, and be generally single storehouse, its mill efficiency only has 5% ~ 8%.And the long grinding machine of draw ratio more than 4, generally there are 2 ~ 4 storehouses its inside, and in cement plant, application is more.At present, cement mill supporting construction mainly contains two kinds of forms: a kind of is the support of cylinder end bearing, and another kind is the carousel supports of cylinder outer rim.Cylinder end bearing supporting construction is mainly used in short grinding machine and middle long grinding machine, and cylinder two ends are provided with two cover self-aligning roller bearings, have certain aligning ability.But for long grinding machine, the method only adopting two ends to support is difficult to the rigidity of guarantee system, thus long grinding machine is often adopted to the carousel supports structure of an outer rim.But the carousel supports structure of cylinder outer rim limits barrel diameter, cause long grinding mill barrel diameter can not be excessive.Existing long grinding machine, barrel lenght is long, diameter is large, and therefore, traditional supporting construction cannot meet its instructions for use.
The auxiliary support apparatus of existing cement mill: Authorization Notice No. is CN 202398397U, a kind of cement mill supporting mechanism, it adopts ring set, cylinder roller bearing to support the cylinder of cement mill, but this structure exists following defect:
1. the length of ring set, cylinder roller bearing axis is shorter, causes the compressing of the cylinder local maximum to cement mill, easy compressive deformation in the drum functions process of cement mill, even damaged, decreases the service life of cement mill cylinder;
2. the cylinder of cement mill can produce the vibration of trace in the course of the work, and the ring set of this cement mill supporting mechanism, cylinder roller bearing are rigid contact, certain rigid collision can be there is in the middle of real work, the easy compressive deformation of cylinder of cement mill, even damaged, decrease the service life of cement mill cylinder;
3. cylinder roller bearing is in the area that this dust in cement plant concentrates and is easy to gather a large amount of dust, and then makes to produce between the roller of cylinder roller bearing and inside and outside circle and wear and tear greatly, makes the life-span of cylinder roller bearing extremely short, increases use cost.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of cylinder to cement mill to carry out flexible support, and can tackle dust atmosphere, and the bracing or strutting arrangement of the cement mill cylinder of longer service life.
The purpose of this utility model is achieved in that
A kind of bracing or strutting arrangement of cement mill cylinder, comprise base, described base is provided with installing plate along the two ends of grinding machine roller axis, two are provided with along the axially extended supporting carrier roller of grinding machine roller between two installing plates, the two ends of each supporting carrier roller are fixedly connected with corresponding installing plate respectively, two supporting carrier rollers are connected by belt, form tape handler, the upper surface of belt and cement mill cylinder contact, formed and support, a tensioning carrying roller is provided with between two supporting carrier rollers, this tensioning carrying roller is parallel to two supporting carrier rollers, the two ends of described tensioning carrying roller are connected with governor motion,
Described governor motion comprises two support plates be located between two installing plates, the two ends of tensioning carrying roller are fixedly connected with corresponding support plate respectively, the lower end of each support plate arranges a guide post, on described base, pilot hole is corresponding with guide post, described guide post is notch cuttype, the diameter on its top is less than the diameter of bottom, described pilot hole is in the notch cuttype corresponding with guide post, the intersegmental gap in large footpath of guide post bottom is engaged in the large footpath section of pilot hole bottom, the intersegmental gap of path on guide post top is engaged in the path section on pilot hole top, Compress Spring is provided with in the large footpath section of pilot hole, this Compress Spring is enclosed within the path section of guide post, the upper end of Compress Spring contacts with the ladder of pilot hole, the lower end of Compress Spring contacts with the ladder of guide post.
Described carrying roller comprises body, roller carrier shaft, the two ends of described roller carrier shaft connect a bearing block respectively by bearing, corresponding bearing block is extended at the both ends of roller carrier shaft respectively, described body is enclosed within roller carrier shaft, the outer peripheral face of diaxon bearing is fixedly connected with the inwall of body, and is sealed by labyrinth seal ring.
The endoporus of described body is shoulder hole, the two ends of body endoporus are the large footpath section for installation shaft bearing, diaxon bearing respectively axle is positioned the spacing ladder of large footpath, body endoporus two ends section, the outer face of diaxon bearing flushes with the outer face of body, and the outer peripheral face of diaxon bearing and the inwall of body are adhesively fixed.
The installation cavity of described bearing block is divided into bearing installation cavity from inside to outside, inner seal ring installation cavity, outer seal ring installation cavity, the installation cavity radius increase from inside to outside of bearing block, described labyrinth seal ring comprises inner seal ring, outer seal ring, described inner seal ring is positioned at inner seal ring installation cavity, the endoporus of inner seal ring and roller carrier shaft interference fit, described outer seal ring is positioned at outer seal ring installation cavity, the outer peripheral face of outer seal ring and the inwall interference fit of outer seal ring installation cavity, inner seal ring, matched in clearance between each adjacent annular sealing tooth of outer seal ring, formed and cut dirt gap, the outer face of inner seal ring is provided with locating flange in the form of a ring, locating flange is stamped seal cover, the center of seal cover arranges the hole passed through for roller carrier shaft, the outer end of seal cover is by metal shaft card lock.
Described inner seal ring, outer seal ring are respectively equipped with three road ring packing teeth, the end face that inner seal ring is adjacent with corresponding bearing is respectively equipped with annular grease chamber.
Owing to taking technique scheme, the utility model has following beneficial effect:
The length of the axis of carrying roller is longer, and, two supporting carrier rollers are connected by belt, form tape handler, the upper surface of belt and cement mill cylinder contact, formed and support, the contact area of belt and carrying roller is very big, can not cause great compressing, prevent compressive deformation in the drum functions process of cement mill to the cylinder local of cement mill, even damaged, extend the service life of cement mill cylinder.Base is provided with installing plate along the two ends of grinding machine roller axis, and two installing plates are as the installation matrix of supporting carrier roller.A tensioning carrying roller is provided with between two supporting carrier rollers, this tensioning carrying roller is parallel to two supporting carrier rollers, the two ends of described tensioning carrying roller are connected with governor motion, when belt pressurized is larger, the lower end of belt upwards pulls tensioning carrying roller, tensioning carrying roller pulls governor motion, the large footpath section of guide post moves up, Compress Spring is stressed to shorten, when belt pressurized is less, Compress Spring extends automatically, the large footpath section of guide post moves down, tensioning carrying roller is pulled to move down, make the support force of belt increase to grinding machine roller, therefore, automatically the upper-lower position of tensioning carrying roller can be regulated by governor motion, thus the tensioning degree of change belt, automatically different length can be adapted to, the cylinder of the cement mill of weight, and be convenient to change belt and carrying roller, easy to use, applied widely.
Carrying roller comprises body, roller carrier shaft, the two ends of roller carrier shaft connect a bearing block respectively by bearing, the holder outer peripheral face of bearing block is fixedly connected with the inwall of body, and sealed by labyrinth seal ring, define the sealing in all spaces in body, can prevent dust from entering bearing, the dust that bearing is in area that this dust in cement plant concentrates also can not be gathered, and then make to keep minimum friction between the roller of cylinder roller bearing and inside and outside circle, make the life-span of cylinder roller bearing longer, reduce use cost.
The utility model provides a power upwards to the cylinder of cement mill on the one hand, prevent its flexural deformation under gravity, on the other hand, belt has certain elasticity, add governor motion, the vibration produced in the drum functions process of cement mill can be absorbed, prevent the both ends of cylinder impaired, make cylinder not fragile, longer service life.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the complete section schematic diagram of Fig. 1;
Fig. 3 is the structural representation of governor motion in Fig. 2;
Fig. 4 is the structural representation of carrying roller.
Reference numeral
In accompanying drawing, 1 is base, and 2 is installing plate, 3 is supporting carrier roller, and 4 is belt, and 5 is cylinder, 6 is tensioning carrying roller, and 7 is guide post, and 8 is support plate, 9 is pilot hole, and 10 is Compress Spring, and 16 is inner seal ring, 17 is outer seal ring, and 18 is seal cover, and 19 is annular grease chamber, 21 is body, and 22 is roller carrier shaft, and 23 is bearing block.
Detailed description of the invention
See Fig. 1 to Fig. 4, be a kind of preferred embodiment of the bracing or strutting arrangement of cement mill cylinder, comprise base 1, described base 1 is provided with installing plate 2 along the two ends of grinding machine roller 5 axis, and installing plate 2 is weldingly fixed on base 1.Two are provided with along the axially extended supporting carrier roller 3 of grinding machine roller 5 between two installing plates 2, the two ends of each supporting carrier roller 3 are fixedly connected with corresponding installing plate 2 respectively, two supporting carrier rollers 3 are connected by belt 4, form tape handler, the upper surface of belt 4 contacts with cement mill cylinder 5, is formed and supports, be provided with a tensioning carrying roller 6 between two supporting carrier rollers 3, this tensioning carrying roller 6 is parallel to two supporting carrier rollers 3, and the two ends of described tensioning carrying roller 6 are connected with governor motion.
Preferably, described carrying roller comprises body 21, roller carrier shaft 22, and the two ends of described roller carrier shaft 22 connect a bearing block 23 respectively by bearing, and corresponding bearing block 23 is extended at the both ends of roller carrier shaft 22 respectively, and the both ends of roller carrier shaft 22 are fixedly connected with installing plate 2.Described body 21 is enclosed within roller carrier shaft 22, the outer peripheral face of diaxon bearing 23 is fixedly connected with the inwall of body 21, and sealed by labyrinth seal ring, preferably, the endoporus of described body 21 is shoulder hole, and the two ends of body 21 endoporus are the large footpath section for installation shaft bearing 23, and diaxon bearing 23 respectively axle is positioned the spacing ladder of large footpath, body 21 endoporus two ends section, the outer face of diaxon bearing 23 flushes with the outer face of body 21, and the outer peripheral face of diaxon bearing 23 and the inwall of body 21 are adhesively fixed.
Preferably, the installation cavity of described bearing block 23 is divided into bearing installation cavity from inside to outside, inner seal ring installation cavity, outer seal ring installation cavity, the installation cavity radius increase from inside to outside of bearing block 23, described labyrinth seal ring comprises inner seal ring 16, outer seal ring 17, described inner seal ring 16 is positioned at inner seal ring installation cavity, the endoporus of inner seal ring 16 and roller carrier shaft 22 interference fit, described outer seal ring 17 is positioned at outer seal ring installation cavity, the outer peripheral face of outer seal ring 17 and the inwall interference fit of outer seal ring installation cavity, inner seal ring 16, matched in clearance between each adjacent annular sealing tooth of outer seal ring 17, formed and cut dirt gap, the outer face of inner seal ring 16 is provided with locating flange in the form of a ring, locating flange is stamped seal cover 18, the center of seal cover 18 arranges the hole passed through for roller carrier shaft 22, the outer end of seal cover 18 is by metal shaft card lock.Preferably, described inner seal ring 16, outer seal ring 17 are respectively equipped with three road ring packing teeth, the end face that inner seal ring 16 is adjacent with corresponding bearing is respectively equipped with annular grease chamber 19.
Described governor motion comprises two support plates 8 be located between two installing plates, the two ends of tensioning carrying roller are fixedly connected with corresponding support plate 8 respectively, the lower end of each support plate 8 arranges a guide post 7, on described base, pilot hole 9 is corresponding with guide post 7, described guide post 7 is in notch cuttype, the diameter on its top is less than the diameter of bottom, described pilot hole 9 is in the notch cuttype corresponding with guide post 7, the intersegmental gap in large footpath of guide post 7 bottom is engaged in the large footpath section of pilot hole 9 bottom, the intersegmental gap of path on guide post 7 top is engaged in the path section on pilot hole 9 top, Compress Spring 10 is provided with in the large footpath section of pilot hole 9, this Compress Spring 10 is enclosed within the path section of guide post 7, the upper end of Compress Spring 10 contacts with the ladder of pilot hole 9, the lower end of Compress Spring 10 contacts with the ladder of guide post 7.
What finally illustrate is, above preferred embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model by above preferred embodiment, but those skilled in the art are to be understood that, various change can be made to it in the form and details, and not depart from the utility model claims limited range.
Claims (5)
1. the bracing or strutting arrangement of a cement mill cylinder, comprise base, it is characterized in that: described base is provided with installing plate along the two ends of grinding machine roller axis, two are provided with along the axially extended supporting carrier roller of grinding machine roller between two installing plates, the two ends of each supporting carrier roller are fixedly connected with corresponding installing plate respectively, two supporting carrier rollers are connected by belt, form tape handler, the upper surface of belt and cement mill cylinder contact, formed and support, a tensioning carrying roller is provided with between two supporting carrier rollers, this tensioning carrying roller is parallel to two supporting carrier rollers, the two ends of described tensioning carrying roller are connected with governor motion,
Described governor motion comprises two support plates be located between two installing plates, the two ends of tensioning carrying roller are fixedly connected with corresponding support plate respectively, the lower end of each support plate arranges a guide post, on described base, pilot hole is corresponding with guide post, described guide post is notch cuttype, the diameter on its top is less than the diameter of bottom, described pilot hole is in the notch cuttype corresponding with guide post, the intersegmental gap in large footpath of guide post bottom is engaged in the large footpath section of pilot hole bottom, the intersegmental gap of path on guide post top is engaged in the path section on pilot hole top, Compress Spring is provided with in the large footpath section of pilot hole, this Compress Spring is enclosed within the path section of guide post, the upper end of Compress Spring contacts with the ladder of pilot hole, the lower end of Compress Spring contacts with the ladder of guide post.
2. the bracing or strutting arrangement of a kind of cement mill cylinder according to claim 1, it is characterized in that: described carrying roller comprises body, roller carrier shaft, the two ends of described roller carrier shaft connect a bearing block respectively by bearing, corresponding bearing block is extended at the both ends of roller carrier shaft respectively, described body is enclosed within roller carrier shaft, the outer peripheral face of diaxon bearing is fixedly connected with the inwall of body, and is sealed by labyrinth seal ring.
3. the bracing or strutting arrangement of a kind of cement mill cylinder according to claim 2, it is characterized in that: the endoporus of described body is shoulder hole, the two ends of body endoporus are the large footpath section for installation shaft bearing, diaxon bearing respectively axle is positioned the spacing ladder of large footpath, body endoporus two ends section, the outer face of diaxon bearing flushes with the outer face of body, and the outer peripheral face of diaxon bearing and the inwall of body are adhesively fixed.
4. the bracing or strutting arrangement of a kind of cement mill cylinder according to claim 2, it is characterized in that: the installation cavity of described bearing block is divided into bearing installation cavity from inside to outside, inner seal ring installation cavity, outer seal ring installation cavity, the installation cavity radius increase from inside to outside of bearing block, described labyrinth seal ring comprises inner seal ring, outer seal ring, described inner seal ring is positioned at inner seal ring installation cavity, the endoporus of inner seal ring and roller carrier shaft interference fit, described outer seal ring is positioned at outer seal ring installation cavity, the outer peripheral face of outer seal ring and the inwall interference fit of outer seal ring installation cavity, inner seal ring, matched in clearance between each adjacent annular sealing tooth of outer seal ring, formed and cut dirt gap, the outer face of inner seal ring is provided with locating flange in the form of a ring, locating flange is stamped seal cover, the center of seal cover arranges the hole passed through for roller carrier shaft, the outer end of seal cover is by metal shaft card lock.
5. the bracing or strutting arrangement of a kind of cement mill cylinder according to claim 4, is characterized in that: described inner seal ring, outer seal ring are respectively equipped with three road ring packing teeth, and the end face that inner seal ring is adjacent with corresponding bearing is respectively equipped with annular grease chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420802523.3U CN204365430U (en) | 2014-12-16 | 2014-12-16 | The bracing or strutting arrangement of cement mill cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420802523.3U CN204365430U (en) | 2014-12-16 | 2014-12-16 | The bracing or strutting arrangement of cement mill cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204365430U true CN204365430U (en) | 2015-06-03 |
Family
ID=53321679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420802523.3U Expired - Fee Related CN204365430U (en) | 2014-12-16 | 2014-12-16 | The bracing or strutting arrangement of cement mill cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204365430U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108544437A (en) * | 2018-06-21 | 2018-09-18 | 宁波介量机器人技术有限公司 | A kind of flexible docking equipment for large-sized structural parts |
| CN114100786A (en) * | 2021-11-12 | 2022-03-01 | 南通瑞隆新材料有限公司 | Cement pulverizer capable of automatically filtering residues |
-
2014
- 2014-12-16 CN CN201420802523.3U patent/CN204365430U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108544437A (en) * | 2018-06-21 | 2018-09-18 | 宁波介量机器人技术有限公司 | A kind of flexible docking equipment for large-sized structural parts |
| CN114100786A (en) * | 2021-11-12 | 2022-03-01 | 南通瑞隆新材料有限公司 | Cement pulverizer capable of automatically filtering residues |
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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: 20150603 Termination date: 20151216 |
|
| EXPY | Termination of patent right or utility model |