CN204591979U - Main shaft group on a kind of vertical shaft impact crusher - Google Patents
Main shaft group on a kind of vertical shaft impact crusher Download PDFInfo
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- CN204591979U CN204591979U CN201520180367.6U CN201520180367U CN204591979U CN 204591979 U CN204591979 U CN 204591979U CN 201520180367 U CN201520180367 U CN 201520180367U CN 204591979 U CN204591979 U CN 204591979U
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- bearing
- headstock
- main shaft
- oil duct
- end cap
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Abstract
The utility model relates to mining equiment field, particularly relates to the main shaft group on a kind of vertical shaft impact crusher.A main shaft group on vertical shaft impact crusher, comprises headstock, and the main shaft in location and installation headstock; This main shaft group has the good and rational advantage of lubricating structure of main shaft good stability, sealing effect.
Description
Technical field
The utility model relates to mining equiment field, particularly relates to the main shaft group on a kind of vertical shaft impact crusher.
Background technique
In mining equiment field, vertical shaft impact crusher has another name called sand machine processed, its working principle material is divided into the material casting at middle part and the blanking of periphery, main shaft group rotor driven group high speed rotating, the material casting at middle part is dished out and collides with the blanking of periphery at a high speed by rotor set, by the broken building stones of the mode of " stone-crash-stone ".In existing sand machine structure processed, main shaft group includes headstock and main shaft, and main shaft is positioned at headstock inside by bearing; But its deficiency is: 1, main shaft group ubiquity the phenomenon of main shaft stability deficiency, thus causes equipment operation to there is potential safety hazard; 2, easily there is the phenomenon such as oil impregnate, folder dirt in main shaft group bearing seal poor effect; 3, the internal galleries on headstock arranges unreasonable, causes fuel feeding inconvenience, affects installation efficiency.
Summary of the invention
In order to solve the problem, the purpose of this utility model is to provide the group of the main shaft on a kind of vertical shaft impact crusher, and this main shaft group has the good and rational advantage of lubricating structure of main shaft good stability, sealing effect.
In order to realize above-mentioned object, the utility model have employed following technological scheme:
A main shaft group on vertical shaft impact crusher, comprises headstock, and the main shaft in location and installation headstock;
The inner top side of described headstock is provided with has upper roller bearing by top bearing cover location and installation, and outer end and the headstock of top bearing cover closely cooperate, and are provided with seal disc between the inner of top bearing cover and main shaft; Be provided with O RunddichtringO between described upper seal disc and main shaft, between upper seal disc and top bearing cover, be provided with lip-type packing and Vd seal ring; The inside lower end of described headstock has lower roller bearing and block bearing by lower bearing end cap location and installation, and lower roller bearing and block bearing set gradually from top to bottom, are also provided with cage ring between lower roller bearing and block bearing.
The interior of described headstock is provided with longitudinal oil duct, and the upper end portion of longitudinal oil duct is communicated by horizontal oil duct with between headstock interior sidewall surface, and the lower ending opening of longitudinal oil duct is opened on the lower end surface of headstock; Described lower bearing end cap is provided with thin oil oil inlet hole and spill port, and the outer end opening of thin oil oil inlet hole is on the outer side surface of lower bearing end cap, and inner opening is on the end face of lower bearing end cap, and the interior end opening of thin oil oil inlet hole communicates with the lower end of longitudinal oil duct; The outer end opening of described spill port is on the outer side surface of lower bearing end cap, and inner opening is in the interior sidewall surface of lower bearing end cap.
As preferably, described block bearing adopts deep groove ball bearing.
As preferably, the upper end open of described longitudinal oil duct is opened on the upper-end surface of headstock, and the upper end open sealing of longitudinal oil duct is arranged; Offer auxiliary hole between the upper end portion of longitudinal oil duct and headstock outer side surface, auxiliary hole sealing is arranged.Namely in the fabrication process, for the ease of processing, longitudinal oil duct and horizontal oil duct all run through headstock sidewall and arrange; In use, select the upper end open of longitudinal oil duct, and auxiliary hole is closed.
The utility model adopts technique scheme, main shaft group on this vertical shaft impact crusher has the advantage of following several respects: 1, main shaft by upper roller bearing, lower roller bearing and block bearing location and installation in headstock, block bearing, for increasing the strength of headstock, ensures the stability of main shaft; 2, upper roller bearing is located by top bearing cover, is provided with lip-type packing and Vd seal ring, is provided with O RunddichtringO between upper seal disc and main shaft between top bearing cover and upper seal disc; The bearing seal effect of main shaft group is ensured by three kinds of seal rings; 3, the internal oil passages of main shaft group arranges rationally, lubricant oil fuel feeding and backflow all very convenient; Specifically in use, hydraulic oil is injected by the thin oil oil inlet hole on bearing (ball) cover, and successively by flowing out by headstock interior sidewall surface after longitudinal oil duct, horizontal oil duct, lubricant oil along headstock interior sidewall surface toward dirty, and the bearing of inside is lubricated, finally undertaken refluxing, circulating by the spill port on bearing (ball) cover.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is structure sectional view of the present utility model.
Fig. 3 is the A portion enlarged view of Fig. 2.
Fig. 4 is partial sectional view of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in further detail.
Main shaft group on a kind of vertical shaft impact crusher as shown in Fig. 1 ~ Fig. 4, comprises headstock 51, and the main shaft 52 in location and installation headstock.The inner top side of described headstock 51 is provided with has upper roller bearing 53 by top bearing cover 54 location and installation, and outer end and the headstock 51 of top bearing cover 54 closely cooperate, and are provided with seal disc 55 between the inner of top bearing cover 54 and main shaft 52; Be provided with O RunddichtringO 551 between described upper seal disc 55 and main shaft 52, between upper seal disc 55 and top bearing cover 54, be provided with lip-type packing 552 and Vd seal ring 553; The bearing seal effect of main shaft group is ensured by three kinds of seal rings.The inside lower end of described headstock 51 has lower roller bearing 56 and block bearing 58 by lower bearing end cap 57 location and installation, and block bearing 58 preferentially adopts deep groove ball bearing, and block bearing, for increasing the strength of headstock, ensures the stability of main shaft; Lower roller bearing 56 and block bearing 58 set gradually from top to bottom, are also provided with cage ring between lower roller bearing 56 and block bearing 58.
The interior of described headstock 51 is provided with longitudinal oil duct 516, the upper end open of longitudinal oil duct 516 is opened on the upper-end surface of headstock 51, the upper end open sealing of longitudinal oil duct 516 is arranged, and the lower ending opening of longitudinal oil duct 516 is opened on the lower end surface of headstock 51.The upper end portion of described longitudinal oil duct 516 is communicated by horizontal oil duct 517 with between headstock 51 interior sidewall surface, horizontal oil duct 517 is provided with auxiliary hole 518 to extension is raw, auxiliary hole 518 is opened between the upper end portion of longitudinal oil duct 516 and headstock 51 outer side surface, and auxiliary hole 518 seals and arranges.Said structure be due in the fabrication process for the ease of processing, longitudinal oil duct 516 and horizontal oil duct 517 all run through headstock 51 sidewall arrange; In use, select the upper end open of longitudinal oil duct 516, and the outer openings of horizontal oil duct 517 (established technology hole 518) is closed.
Described lower bearing end cap 57 is provided with thin oil oil inlet hole 571 and spill port 572; The outer end opening of thin oil oil inlet hole 571 is on the outer side surface of lower bearing end cap 57, and inner opening is on the end face of lower bearing end cap 57, and the interior end opening of thin oil oil inlet hole 571 communicates with the lower end of longitudinal oil duct 516; The outer end opening of described spill port 572 is on the outer side surface of lower bearing end cap 57, and inner opening is in the interior sidewall surface of lower bearing end cap 57.When oil leab, hydraulic oil is injected by the thin oil oil inlet hole on bearing (ball) cover, and successively by flowing out by headstock interior sidewall surface after longitudinal oil duct, horizontal oil duct, lubricant oil along headstock interior sidewall surface toward dirty, and the bearing of inside is lubricated, finally undertaken refluxing, circulating by the spill port on bearing (ball) cover; By above-mentioned greasing, can find out that the internal oil passages of this main shaft group arranges rationally, lubricant oil fuel feeding and backflow all very convenient.
Claims (3)
1. the main shaft group on vertical shaft impact crusher, comprises headstock, and the main shaft in location and installation headstock, it is characterized in that:
The inner top side of described headstock is provided with has upper roller bearing by top bearing cover location and installation, and outer end and the headstock of top bearing cover closely cooperate, and are provided with seal disc between the inner of top bearing cover and main shaft; Be provided with O RunddichtringO between described upper seal disc and main shaft, between upper seal disc and top bearing cover, be provided with lip-type packing and Vd seal ring; The inside lower end of described headstock has lower roller bearing and block bearing by lower bearing end cap location and installation, and lower roller bearing and block bearing set gradually from top to bottom, are also provided with cage ring between lower roller bearing and block bearing;
The interior of described headstock is provided with longitudinal oil duct, and the upper end portion of longitudinal oil duct is communicated by horizontal oil duct with between headstock interior sidewall surface, and the lower ending opening of longitudinal oil duct is opened on the lower end surface of headstock; Described lower bearing end cap is provided with thin oil oil inlet hole and spill port, and the outer end opening of thin oil oil inlet hole is on the outer side surface of lower bearing end cap, and inner opening is on the end face of lower bearing end cap, and the interior end opening of thin oil oil inlet hole communicates with the lower end of longitudinal oil duct; The outer end opening of described spill port is on the outer side surface of lower bearing end cap, and inner opening is in the interior sidewall surface of lower bearing end cap.
2. the main shaft group on a kind of vertical shaft impact crusher according to claim 1, is characterized in that: described block bearing adopts deep groove ball bearing.
3. the main shaft group on a kind of vertical shaft impact crusher according to claim 1, is characterized in that: the upper end open of described longitudinal oil duct is opened on the upper-end surface of headstock, and the upper end open sealing of longitudinal oil duct is arranged; Offer auxiliary hole between the upper end portion of longitudinal oil duct and headstock outer side surface, auxiliary hole sealing is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520180367.6U CN204591979U (en) | 2015-03-27 | 2015-03-27 | Main shaft group on a kind of vertical shaft impact crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520180367.6U CN204591979U (en) | 2015-03-27 | 2015-03-27 | Main shaft group on a kind of vertical shaft impact crusher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204591979U true CN204591979U (en) | 2015-08-26 |
Family
ID=53928135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520180367.6U Active CN204591979U (en) | 2015-03-27 | 2015-03-27 | Main shaft group on a kind of vertical shaft impact crusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204591979U (en) |
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2015
- 2015-03-27 CN CN201520180367.6U patent/CN204591979U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 313100 Industrial Park, Heping Town, Changxing County, Huzhou, Zhejiang Patentee after: Zhejiang mining heavy industry Co.,Ltd. Address before: 313103 huicheling Industrial Park, Heping Town, Changxing County, Huzhou City, Zhejiang Province Patentee before: ZHEJIANG ZHE KUANG HEAVY INDUSTRIES Co.,Ltd. |
|
| CP03 | Change of name, title or address |