CN203967907U - A kind of water-cooled electricity main shaft - Google Patents
A kind of water-cooled electricity main shaft Download PDFInfo
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- CN203967907U CN203967907U CN201420404200.9U CN201420404200U CN203967907U CN 203967907 U CN203967907 U CN 203967907U CN 201420404200 U CN201420404200 U CN 201420404200U CN 203967907 U CN203967907 U CN 203967907U
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- bearing
- casing
- main shaft
- ring cowling
- cap
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Abstract
The utility model relates to a kind of water-cooled electricity main shaft, comprise casing, stator, rotor part and main shaft, there is ring-type cooling duct on inner housing surface at casing, casing front end has seal cover, protecgulum, front cover back-end has the end cap that supports fore bearing, end cap rear end face is fixed with the fore bearing bonnet that peaks at fore bearing side, end cap peripheral surface has annular recess, the end cap fixing ring cowling that circumferentially closely cooperates, ring cowling is positioned between protecgulum and casing, respectively there is the through hole that communicates with groove and cooling duct and connect ring cowling surface the upper and lower both sides of ring cowling, there is plug the surface that through hole connects ring cowling, casing rear end has wire outlet seat, there is the bearing pedestal that supports rear bearing at rear bearing place, bearing pedestal one side has bearing cap, rear-end of spindle threaded engagement rear bearing nut, the front end of rear bearing nut withstands on the side of rear bearing, on wire outlet seat, there is the cooling water inlet communicating with cooling duct.The utility model good heat dissipation effect, cost is low, and good sealing effect ensures that electric main shaft uses for a long time, enhances productivity.
Description
Technical field
The utility model relates to a kind of water-cooled electricity main shaft, belongs to mechanical transmission.
Background technology
At present, electricity main shaft is due to High Rotation Speed, the water-cooling patterns that adopt cooling more, water-cooling pattern needs extra optional equipment, as water pump, water tank etc., existing water cooling plant is mounted in shell, easily there is leakage situation, leak once cooling, side is easy to burn electric main shaft, and prevention flow-guiding structure is set, complex structure, part is numerous, still can not thoroughly address the leakage concern, and improve production cost, and general cooling pipe is spiral, cooling water temperature in traveling process can raise gradually, the cooling effect in later stage is poor, dispel the heat unbalanced.
Summary of the invention
In order to address the above problem, the utility model provides a kind of water-cooled electricity main shaft, compact conformation, and good heat dissipation effect, cost is low, good sealing effect.
For achieving the above object, concrete scheme of the present utility model is:
A kind of water-cooled electricity main shaft, comprise casing, be positioned at the stator component of chassis cavity, rotor part and be positioned at the main shaft at chassis cavity center, rear and front end at main shaft is respectively equipped with fore bearing, rear bearing, stator component is installed on casing inner wall, rotor part is installed on main shaft, casing comprises inner housing, be placed on the shell body of inner housing outer surface, there is ring-type cooling duct on inner housing surface, be provided with chimeric seal cover mutually at casing front end, protecgulum, there is the end cap that supports fore bearing at front cover back-end, end cap rear end is embedded in inner housing, be fixed with the fore bearing bonnet that peaks at fore bearing side at the rear end face of end cap, there is an annular recess in the peripheral surface of end cap, a ring cowling is fixed in circumferentially closely cooperating of end cap, and ring cowling is fixed between protecgulum and casing, be respectively equipped with the through hole that communicates with groove and cooling duct and connect ring cowling surface in the both sides up and down of ring cowling, the surface that connects ring cowling at through hole is provided with plug, be fixed with wire outlet seat at casing rear end, there is the bearing pedestal that supports rear bearing at rear bearing place, bearing pedestal is fixed in casing, a side at bearing pedestal is fixed with bearing cap, at rear-end of spindle threaded engagement one rear bearing nut, rear bearing nut is positioned at bearing cap, the front end of rear bearing nut withstands on the side of rear bearing, between bearing cap and wire outlet seat, there is cavity, on wire outlet seat, there is the cooling water inlet communicating with cooling duct.
On wire outlet seat, be provided with the wire hole communicating with cavity.
On bearing pedestal, be provided with the wire guide communicating with chassis cavity and cavity.
The utility model good heat dissipation effect, cost is low, and good sealing effect can ensure that electric main shaft uses for a long time, enhances productivity.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure: casing 1, chassis cavity 1-1, inner housing 1-2, cooling duct 1-2-1, shell body 1-3, stator component 2, rotor part 3, main shaft 4, fore bearing 5, rear bearing 6, seal cover 7, protecgulum 8, end cap 9, groove 9-1, wire outlet seat 10, cooling water inlet 10-1, wire hole 10-2, bearing pedestal 11, wire guide 11-1, bearing cap 12, rear bearing nut 13, cavity 14, ring cowling 15, through hole 15-1, fore bearing bonnet 16, plug 17.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
Embodiment 1: referring to accompanying drawing 1, a kind of water-cooled electricity main shaft, comprise casing 1, be positioned at the stator component 2 of chassis cavity 1-1, rotor part 3 and be positioned at the main shaft 4 at chassis cavity 1-1 center, be respectively equipped with fore bearing 5 in the rear and front end of main shaft 4, rear bearing 6, stator component 2 is installed on casing 1 inwall, rotor part 3 is installed on main shaft 4, casing 1 comprises inner housing 1-2, be placed on the shell body 1-3 of inner housing 1-2 outer surface, there is ring-type cooling duct 1-2-1 on inner housing 1-2 surface, be provided with chimeric seal cover 7 mutually at casing 1 front end, protecgulum 8, there is the end cap 9 that supports fore bearing 5 in protecgulum 8 rear ends, end cap 9 rear ends are embedded in inner housing 1-2, be fixed with the fore bearing bonnet 16 that peaks at fore bearing 5 sides at the rear end face of end cap 9, there is an annular recess 9-1 in the peripheral surface of end cap 9, a ring cowling 15 is fixed in circumferentially closely cooperating of end cap 9, and ring cowling 15 is fixed between protecgulum 8 and casing 1, be respectively equipped with the through hole 15-1 that communicates with groove 9-1 and cooling duct 1-2-1 and connect ring cowling 15 surfaces in the both sides up and down of ring cowling 15, the surface that connects ring cowling 15 at through hole 15-1 is provided with plug 17, be fixed with wire outlet seat 10 in casing 1 rear end, there is the bearing pedestal 11 that supports rear bearing 6 at rear bearing 6 places, bearing pedestal 11 is fixed on casing 1, a side at bearing pedestal 11 is fixed with bearing cap 12, at main shaft 4 rear end threaded engagement one rear bearing nuts 13, rear bearing nut 13 is positioned at bearing cap 12, the front end of rear bearing nut 13 withstands on the side of rear bearing 6, between bearing cap 12 and wire outlet seat 10, there is cavity 14, on wire outlet seat 10, there is the cooling water inlet 10-1 communicating with cooling duct 1-2-1.
On wire outlet seat 10, be provided with the wire hole 10-2 communicating with cavity 14.
On bearing pedestal 11, be provided with the wire guide 11-1 communicating with chassis cavity 1-1 and cavity 14.
The utility model is in the time of work, main shaft 4 rotary works, the cooling water inlet 10-1 of cooling water on wire outlet seat 10 enters cooling duct 1-2-1, last cooling water enters groove 9-1 through the through hole 15-1 on ring cowling 15 surfaces, can overall cooled rotor parts 3 and main shaft 4, good heat dissipation effect, improves the operating efficiency of electric main shaft greatly.Shift out plug 17, cooling water can be discharged by the end of through hole 15-1; Wire hole 10-2 on the wire guide 11-1 of power line on bearing pedestal 11, cavity 14, wire outlet seat 10 draws with frequency converter and is connected, and the wire hole 10-2 on the wire guide 11-1 of temperature control line on bearing pedestal 11, cavity 14, wire outlet seat 10 draws with temperature-control protector and is connected.
The utility model adopts the fixing fore bearing bonnet 16 in fore bearing 5 sides to seal, effectively dustproof, prevents that lubricating fluid from entering chassis cavity 1-1, good sealing effect; Adopt inner housing 1-2 surface to have ring-type cooling duct 1-2-1, between inner housing 1-2, shell body 1-3, effective cooling main shaft 4, ensures the long-time steady operation of electric main shaft.
Claims (3)
1. a water-cooled electricity main shaft, comprise casing, be positioned at the stator component of chassis cavity, rotor part and be positioned at the main shaft at chassis cavity center, rear and front end at main shaft is respectively equipped with fore bearing, rear bearing, stator component is installed on casing inner wall, rotor part is installed on main shaft, it is characterized in that: casing comprises inner housing, be placed on the shell body of inner housing outer surface, there is ring-type cooling duct on inner housing surface, be provided with chimeric seal cover mutually at casing front end, protecgulum, there is the end cap that supports fore bearing at front cover back-end, end cap rear end is embedded in inner housing, be fixed with the fore bearing bonnet that peaks at fore bearing side at the rear end face of end cap, there is an annular recess in the peripheral surface of end cap, a ring cowling is fixed in circumferentially closely cooperating of end cap, and ring cowling is fixed between protecgulum and casing, be respectively equipped with the through hole that communicates with groove and cooling duct and connect ring cowling surface in the both sides up and down of ring cowling, the surface that connects ring cowling at through hole is provided with plug, be fixed with wire outlet seat at casing rear end, there is the bearing pedestal that supports rear bearing at rear bearing place, bearing pedestal is fixed in casing, a side at bearing pedestal is fixed with bearing cap, at rear-end of spindle threaded engagement one rear bearing nut, rear bearing nut is positioned at bearing cap, the front end of rear bearing nut withstands on the side of rear bearing, between bearing cap and wire outlet seat, there is cavity, on wire outlet seat, there is the cooling water inlet communicating with cooling duct.
2. water-cooled electricity main shaft according to claim 1, is characterized in that: on wire outlet seat, be provided with the wire hole communicating with cavity.
3. water-cooled electricity main shaft according to claim 1 and 2, is characterized in that: on bearing pedestal, be provided with the wire guide communicating with chassis cavity and cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420404200.9U CN203967907U (en) | 2014-07-22 | 2014-07-22 | A kind of water-cooled electricity main shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420404200.9U CN203967907U (en) | 2014-07-22 | 2014-07-22 | A kind of water-cooled electricity main shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203967907U true CN203967907U (en) | 2014-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420404200.9U Active CN203967907U (en) | 2014-07-22 | 2014-07-22 | A kind of water-cooled electricity main shaft |
Country Status (1)
| Country | Link |
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| CN (1) | CN203967907U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104772188A (en) * | 2015-04-15 | 2015-07-15 | 洛阳大华重型机械有限公司 | Stand type impact crusher with built-in efficient power transmission |
| CN106899145A (en) * | 2017-03-17 | 2017-06-27 | 浙江艾精机科技股份有限公司 | A kind of new oil lubricates electro spindle |
-
2014
- 2014-07-22 CN CN201420404200.9U patent/CN203967907U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104772188A (en) * | 2015-04-15 | 2015-07-15 | 洛阳大华重型机械有限公司 | Stand type impact crusher with built-in efficient power transmission |
| CN104772188B (en) * | 2015-04-15 | 2017-11-17 | 洛阳大华重型机械有限公司 | A kind of vertical impact crusher of built-in effectively power transmission |
| CN106899145A (en) * | 2017-03-17 | 2017-06-27 | 浙江艾精机科技股份有限公司 | A kind of new oil lubricates electro spindle |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |