CN204208809U - Grader housing and use grader and the powder manufacturing apparatus of this classification casing - Google Patents
Grader housing and use grader and the powder manufacturing apparatus of this classification casing Download PDFInfo
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- CN204208809U CN204208809U CN201420658458.1U CN201420658458U CN204208809U CN 204208809 U CN204208809 U CN 204208809U CN 201420658458 U CN201420658458 U CN 201420658458U CN 204208809 U CN204208809 U CN 204208809U
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- grader
- bearing block
- housing
- groove
- case portion
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Abstract
The utility model relates to grader housing and uses grader and the powder manufacturing apparatus of this classification casing, grader comprises grader housing, be arranged at bearing block on grader housing and rotation and be assemblied in rotating shaft on bearing block, rotating shaft is provided with cage body, the lower housing section that grader housing comprises upper case portion and docks with upper case portion lower end, the lower end of upper case portion is provided with recess upper groove down, the upper end of lower housing section is provided with the recess that arrange corresponding to upper groove low groove upward, the upper end of bearing block is fixedly installed in described upper groove, the lower end of bearing block is fixedly installed in described low groove.The utility model solves the problem causing dead eye aperture larger because cage body need pass from dead eye in prior art.
Description
Technical field
The utility model relates to grader housing and uses grader and the powder manufacturing apparatus of this grader housing.
Background technology
Existing powder manufacturing apparatus comprises flour mill and is arranged at the grader of flour mill upper end, flour mill comprises flour mill housing, grader comprises grader housing, the housing of grader communicates with the housing of flour mill, flour mill is used for material to wear into fine powder, grader is then for separating satisfactory fine powder, and the performance of grader is even more important for powder manufacturing apparatus.Existing grader is " a kind of two main shaft many cages superfine powder grader " disclosed in Chinese patent CN203648850U, this grader comprises grader housing, on grader housing, boring has upper and lower two pairs of dead eyes, the axis of two pairs of dead eyes extends all in the horizontal direction, top chock is provided with above in pair of bearings hole, top chock is rotatably equipped with rotating shaft, and the two ends of upper rotating shaft are respectively arranged with the upper cage rotated with upper rotating shaft; Step is provided with below in pair of bearings hole, step is rotatably equipped with lower rotary shaft, the two ends of lower rotary shaft are respectively arranged with the bottom of cage body rotated with lower rotary shaft, and the middle part of grader housing is provided with vertical output channel that is that arrange and the inner space of each cage body.During use, each cage body rotates with corresponding rotating shaft respectively, satisfactory fine powder from the bottom to top enter in corresponding cage body, then through output channel export, undesirable fine powder is re-ground, to realize the grading function of fine powder.Existing this grader Problems existing is: because need to arrange bearing block on grader housing, so need boring dead eye on grader housing, and in order to realize the smooth installation of cage body, the aperture of dead eye is greater than the diameter of cage body, this just causes the aperture of dead eye very large, bore hole difficulty is caused to improve on the one hand, also can weaken the structural strength of grader housing on the other hand, in order to ensure that the intensity of grader housing just must thicken the wall thickness of grader housing, this can increase the cost of manufacture of grader; When rotating shaft is installed in addition, need to make rotating shaft in turn through the rotating shaft perforation on dead eye, output channel and another one dead eye by suspender, then cage body is installed on the two ends of rotating shaft, last bearing set seat on the two ends of rotating shaft again, the installation of rotating shaft wasting time and energy very, simultaneously after bearing block installation, also cannot realize overhauling cage body, rotating shaft; Due to the whole installation process of rotating shaft, operating personnel can only ensure the installation accuracy of rotating shaft with horizontal view angle, so cause the gap between cage body and grader housing not easily to ensure, during work, coarse granule is very easily mixed in classified particulate by the gap between cage body and grader housing, affects grading effect.
Summary of the invention
The purpose of this utility model is to provide a kind of grader housing, to solve the problem causing dead eye aperture larger because cage body need pass from dead eye in prior art; The purpose of this utility model is also to provide a kind of grader and the powder manufacturing apparatus that use this grader housing.
In order to solve the problem, in the utility model, the technical scheme of grader housing is:
Grader housing, comprise upper case portion and the lower housing section for docking with described upper case portion lower end, the lower end of upper case portion is provided with the recess upper groove of answering bearing block upper end for Stationary liquid down, and the upper end of lower housing section is provided with the recess low groove of answering bearing block lower end for Stationary liquid upward.
Upper and lower casing part is bolted structure and is fixedly connected with.
In the utility model, the technical scheme of grader is:
Grader, comprise grader housing, be arranged at bearing block on grader housing and rotation and be assemblied in rotating shaft on bearing block, rotating shaft is provided with cage body, the lower housing section that grader housing comprises upper case portion and docks with upper case portion lower end, the lower end of upper case portion is provided with recess upper groove down, the upper end of lower housing section is provided with the recess that arrange corresponding to upper groove low groove upward, the upper end of bearing block is fixedly installed in described upper groove, and the lower end of bearing block is fixedly installed in described low groove.
Bearing block comprises top chock part and the step part of split setting, and top chock part is fixedly arranged in described upper groove, and step part is fixedly arranged in described low groove.
Upper and lower casing part is fixedly connected with respectively by bolt fastening structure with upper and lower bearing block part.
Be provided with the vertical output channel arranged in grader housing, described cage body has two, and two cage bodies are placed in the both sides of described output channel respectively.
In the utility model, the technical scheme of powder manufacturing apparatus is:
Powder manufacturing apparatus, comprise flour mill and be arranged at the grader of flour mill upper end, grader comprises grader housing, be arranged at bearing block on grader housing and rotation and be assemblied in rotating shaft on bearing block, rotating shaft is provided with cage body, the lower housing section that grader housing comprises upper case portion and docks with upper case portion lower end, the lower end of upper case portion is provided with recess upper groove down, the upper end of lower housing section is provided with the recess that arrange corresponding to upper groove low groove upward, the upper end of bearing block is fixedly installed in described upper groove, the lower end of bearing block is fixedly installed in described low groove.
Bearing block comprises top chock part and the step part of split setting, and top chock part is fixedly arranged in described upper groove, and step part is fixedly arranged in described low groove.
Upper and lower casing part is fixedly connected with respectively by bolt fastening structure with upper and lower bearing block part.
Be provided with the vertical output channel arranged in grader housing, described cage body has two, and two cage bodies are placed in the both sides of described output channel respectively.
Beneficial effect of the present invention is: grader housing of the present utility model comprises the upper grader housing parts and lower grader housing parts that are docking together, on, low groove forms dead eye together, when installing rotating shaft, cage body and rotating shaft can together with from top to bottom be placed on lower housing section, and then upper shell is loaded onto, cage body does not need through dead eye, that therefore the aperture of dead eye can be done is less, such dead eye would not have influence on the structural strength of grader housing, the wall thickness of grader housing also can suitably do thin, be conducive to the cost of manufacture reducing grader.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of grader in the utility model;
Fig. 2 is that B-B in Fig. 1 is to sectional view;
Fig. 3 is that A-A in Fig. 1 is to sectional view.
Detailed description of the invention
The embodiment of powder manufacturing apparatus is as shown in Fig. 1 ~ 3: comprise flour mill and be arranged at the grader of flour mill upper end, flour mill belongs to prior art, and its concrete structure no longer describes in detail.Grader comprises grader housing, be arranged at bearing block on grader housing and rotation is assemblied in rotating shaft 8 on bearing block, grader housing comprises upper case portion 2 and the lower housing section 6 of split setting, the upper end of lower housing section is docked with the lower end of upper case portion, upper and lower casing part is bolted anatomical connectivity, represents the housing connecting bolt realizing upper and lower casing part and be fixedly mounted with in figure item 11.The lower end of upper case portion 2 is provided with recess upper groove down, the upper end of lower housing section 6 is provided with the recess corresponding with upper groove low groove upward, bearing block comprises top chock part 4 and the step part 5 of split setting, top chock part 4 is fixedly installed in upper groove, step part 5 is fixedly installed in low groove, upper and lower groove forms dead eye together, upper and lower bearing block part is bolted anatomical connectivity together in use, and figure middle term 12 represents the bearing block connecting bolt realizing upper and lower bearing block part and be fixedly mounted with.Be provided with the vertical output channel arranged in grader housing, cage body has two, and two cage bodies 3 are placed in the both sides of output channel respectively, the inner space of output channel 1 and two cage bodies.Figure middle term 9 represents the belt pulley be fixedly arranged in rotating shaft, and item 10 represents the motor that drive pulley rotates.
Step part and lower housing section set firmly integrally structure, top chock part and upper case portion set firmly integrally structure, during use, cage body from top to bottom can be installed with rotating shaft, when rotating shaft two ends are placed on after in step part respectively, again upper case portion is butted up against lower housing section upper end, before upper case portion is not docked with lower housing section, operating personnel can adjust the spacing between cage body and lower housing section easily, after adjustment terminates, by bearing block connecting bolt by upper, step partial fixing together, by housing connecting bolt by upper, lower housing section is fixed together, namely the installation of whole grader is completed, the installation process of whole grader is simple and convenient, upper and lower groove only for installing, step part, it is too large that its size does not need to do, and is not only easy to processing, nor can affects the structural strength of grader housing, what therefore the wall thickness of grader housing can do is thinner, greatly reduces the cost of manufacture of product, the utility model uses two basket structures of single rotating shaft, rotates and there is not interference problem in rotation process, and the two ends of rotating shaft are all by bearings, rotating shaft support is solid and reliable, mechanical speed is high, only upper case portion need be taken down can keep in repair when keeping in repair, easy to maintenance.
In other embodiment of this powder manufacturing apparatus: upper and lower bearing block part can not also be Split type structure but integrated overall structure, now after rotating shaft is in place, then bearing block can be installed on the two ends of rotating shaft; When grader does not need often to keep in repair, after upper case portion is docked with lower housing section, upper and lower casing part also can be welded and fixed together.
In the utility model, the embodiment of grader is as shown in Fig. 1 ~ 3: the concrete structure of grader is identical with the grader described in above-mentioned each powder manufacturing apparatus embodiment, is not described in detail in this.
In the utility model, the embodiment of grader housing is as shown in Fig. 1 ~ 3: the concrete structure of grader housing is identical with the grader housing described in above-mentioned each powder manufacturing apparatus embodiment, is not described in detail in this.
Claims (10)
1. grader housing, it is characterized in that: comprise upper case portion and the lower housing section for docking with described upper case portion lower end, the lower end of upper case portion is provided with the recess upper groove of answering bearing block upper end for Stationary liquid down, and the upper end of lower housing section is provided with the recess low groove of answering bearing block lower end for Stationary liquid upward.
2. grader housing according to claim 1, is characterized in that: upper and lower casing part is bolted structure and is fixedly connected with.
3. grader, comprise grader housing, be arranged at bearing block on grader housing and rotation and be assemblied in rotating shaft on bearing block, rotating shaft is provided with cage body, it is characterized in that: the lower housing section that grader housing comprises upper case portion and docks with upper case portion lower end, the lower end of upper case portion is provided with recess upper groove down, the upper end of lower housing section is provided with the recess that arrange corresponding to upper groove low groove upward, the upper end of bearing block is fixedly installed in described upper groove, and the lower end of bearing block is fixedly installed in described low groove.
4. grader according to claim 3, is characterized in that: bearing block comprises top chock part and the step part of split setting, and top chock part is fixedly arranged in described upper groove, and step part is fixedly arranged in described low groove.
5. grader according to claim 3, is characterized in that: upper and lower casing part is fixedly connected with respectively by bolt fastening structure with upper and lower bearing block part.
6. the grader according to claim 3 ~ 5 any one, is characterized in that: be provided with the vertical output channel arranged in grader housing, described cage body has two, and two cage bodies are placed in the both sides of described output channel respectively.
7. powder manufacturing apparatus, comprise flour mill and be arranged at the grader of flour mill upper end, grader comprises grader housing, be arranged at bearing block on grader housing and rotation and be assemblied in rotating shaft on bearing block, rotating shaft is provided with cage body, it is characterized in that: the lower housing section that grader housing comprises upper case portion and docks with upper case portion lower end, the lower end of upper case portion is provided with recess upper groove down, the upper end of lower housing section is provided with the recess that arrange corresponding to upper groove low groove upward, the upper end of bearing block is fixedly installed in described upper groove, the lower end of bearing block is fixedly installed in described low groove.
8. powder manufacturing apparatus according to claim 7, is characterized in that: bearing block comprises top chock part and the step part of split setting, and top chock part is fixedly arranged in described upper groove, and step part is fixedly arranged in described low groove.
9. powder manufacturing apparatus according to claim 8, is characterized in that: upper and lower casing part is fixedly connected with respectively by bolt fastening structure with upper and lower bearing block part.
10. the powder manufacturing apparatus according to claim 7 ~ 9 any one, is characterized in that: be provided with the vertical output channel arranged in grader housing, described cage body has two, and two cage bodies are placed in the both sides of described output channel respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420658458.1U CN204208809U (en) | 2014-11-06 | 2014-11-06 | Grader housing and use grader and the powder manufacturing apparatus of this classification casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420658458.1U CN204208809U (en) | 2014-11-06 | 2014-11-06 | Grader housing and use grader and the powder manufacturing apparatus of this classification casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204208809U true CN204208809U (en) | 2015-03-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420658458.1U Expired - Fee Related CN204208809U (en) | 2014-11-06 | 2014-11-06 | Grader housing and use grader and the powder manufacturing apparatus of this classification casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204208809U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111318456A (en) * | 2018-12-13 | 2020-06-23 | 耐驰精细研磨技术有限公司 | Centrifugal separator with special separator wheel |
-
2014
- 2014-11-06 CN CN201420658458.1U patent/CN204208809U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111318456A (en) * | 2018-12-13 | 2020-06-23 | 耐驰精细研磨技术有限公司 | Centrifugal separator with special separator wheel |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150318 Termination date: 20191106 |