CN220006009U - Electric spindle sealing structure - Google Patents
Electric spindle sealing structure Download PDFInfo
- Publication number
- CN220006009U CN220006009U CN202320769699.2U CN202320769699U CN220006009U CN 220006009 U CN220006009 U CN 220006009U CN 202320769699 U CN202320769699 U CN 202320769699U CN 220006009 U CN220006009 U CN 220006009U
- Authority
- CN
- China
- Prior art keywords
- electric spindle
- fixedly connected
- butt joint
- spindle body
- disc
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000007789 sealing Methods 0.000 title claims abstract description 36
- 210000001503 joint Anatomy 0.000 claims abstract description 19
- 230000000694 effects Effects 0.000 abstract description 7
- 230000001050 lubricating effect Effects 0.000 abstract description 7
- 230000005611 electricity Effects 0.000 abstract description 3
- 238000010030 laminating Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 238000003032 molecular docking Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model relates to an electric spindle sealing structure which comprises an electric spindle body, wherein a sleeve is fixedly connected to the outer side of the electric spindle body, a waterproof cover is movably connected to the left end part of the electric spindle body, an oil cylinder connecting disc is fixedly connected to the right end part of the electric spindle body, a flange plate is fixedly connected to the right end part of the electric spindle body, a butt joint disc is arranged at the right end part of the oil cylinder connecting disc, and a fixing seat is fixedly connected to the left end part of the butt joint disc. This electricity main shaft seal structure through having set up the butt joint dish, will counterpoint the hole on the butt joint dish with the perforation on the ring flange to pass the lock bolt, through the cooperation of lock bolt and lock nut, make its No. two sealing gasket be arranged in the seal groove, carry out first layer sealedly with the gap between its ring flange and the fixing base, and the fixing base is arranged in the butt joint groove, no. two sealing gasket and the laminating of the inside wall in butt joint groove, carry out secondary seal to it, avoid lubricating medium's leakage, strengthen its sealed effect.
Description
Technical Field
The utility model relates to the technical field of motorized spindle sealing, in particular to an motorized spindle sealing structure.
Background
Along with the development of modern industry, the electric spindle in the machine tool industry is increasingly widely applied and has increasingly increased requirements, and meanwhile, the electric spindle has increasingly higher performance requirements and quality requirements, wherein the problem of tightness of the electric spindle is a frequently encountered problem, the electric spindle is in rotary motion under the support of a water lubrication dynamic-static pressure bearing oil film, and the electric spindle bears the comprehensive effects of hydrodynamic force and hydrostatic force and has the advantages of high rigidity, small damping, long service life, good high-speed performance and the like.
The lubricating medium of the electric spindle is usually conveyed through the oil cylinder connecting disc, if the lubricating medium leaks into the electric spindle, corrosion and insulation damage are easy to cause serious accidents, so that the lubricating medium is ensured not to leak into the motor and outside the spindle, the existing sealing structure device is provided with an air extraction type sealing device, the leaked lubricating medium is led into the water tank, but the sealing structure has the problem of unreliable sealing, and particularly, the sealing effect is not ideal under the condition of ultra-high-speed running of the electric spindle.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the electric spindle sealing structure which has the advantages of good sealing effect and the like and solves the problem of unsatisfactory sealing effect.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the electric spindle sealing structure comprises an electric spindle body, wherein a sleeve is fixedly connected to the outer side of the electric spindle body, a waterproof cover is movably connected to the left end portion of the electric spindle body, an oil cylinder connecting disc is fixedly connected to the right end portion of the electric spindle body, a flange plate is fixedly connected to the right end portion of the electric spindle body, a butt joint disc is arranged on the right end portion of the oil cylinder connecting disc, and a fixing seat is fixedly connected to the left end portion of the butt joint disc.
Further, the outside of electricity main shaft body is provided with the rotor, telescopic inside wall fixedly connected with stator.
Further, lock nuts are fixedly connected to the inner side walls of the oil cylinder connecting discs, and the number of the lock nuts is four.
Further, the right side wall of the flange plate is provided with an alignment groove, and the left side wall of the alignment groove is provided with a perforation and a sealing groove.
Further, the inside swing joint of butt joint dish has the lock bolt, the specification of lock bolt and lock nut's specification phase-match.
Further, the lateral wall fixedly connected with of fixing base is sealed to fill up No. one, the left side wall fixedly connected with of fixing base is sealed to fill up No. two.
Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:
this electricity main shaft seal structure through having set up the butt joint dish, will counterpoint the hole on the butt joint dish with the perforation on the ring flange to pass the lock bolt, through the cooperation of lock bolt and lock nut, make its No. two sealing gasket be arranged in the seal groove, carry out first layer sealedly with the gap between its ring flange and the fixing base, and the fixing base is arranged in the butt joint groove, no. two sealing gasket and the laminating of the inside wall in butt joint groove, carry out secondary seal to it, avoid lubricating medium's leakage, strengthen its sealed effect.
Drawings
FIG. 1 is a schematic cross-sectional view of the structure of the present utility model;
FIG. 2 is a schematic perspective view of a flange plate according to the present utility model;
fig. 3 is a schematic side view of the fixing base of the structure of the present utility model.
In the figure: 1. an electric spindle body; 11. a rotor; 2. a sleeve; 21. a stator; 3. a waterproof cover; 4. an oil cylinder connecting disc; 41. a lock nut; 5. a flange plate; 51. an alignment groove; 52. perforating; 53. sealing grooves; 6. a butt joint disc; 61. a locking bolt; 7. a fixing seat; 71. a first sealing gasket; 72. and a second sealing gasket.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the electric spindle sealing structure in this embodiment includes an electric spindle body 1, a rotor 11 is disposed on the outer side of the electric spindle body 1, a sleeve 2 is fixedly connected to the outer side of the electric spindle body 1, a stator 21 is fixedly connected to the inner side wall of the sleeve 2, a waterproof cover 3 is movably connected to the left end portion of the electric spindle body 1, an oil cylinder connecting disc 4 is fixedly connected to the right end portion of the electric spindle body 1, locking nuts 41 are fixedly connected to the inner side wall of the oil cylinder connecting disc 4, a flange 5 is fixedly connected to the right end portion of the electric spindle body 1, an alignment groove 51 is formed in the right side wall of the flange 5, a through hole 52 and a sealing groove 53 are formed in the left side wall of the alignment groove 51, a docking disc 6 is disposed on the right end portion of the oil cylinder connecting disc 4, a locking bolt 61 is movably connected to the inner side of the docking disc 6, a fixing seat 7 is fixedly connected to the left end portion of the docking disc 6, the specification of the fixing seat 7 is matched with the specification of the alignment groove 51, a first sealing pad 71 is fixedly connected to the outer side wall of the docking disc 7, a second sealing pad 71 is fixedly connected to the left sealing pad 53, and a sealing pad 72 is fixedly connected to the left sealing pad 53.
In this embodiment, the sealing effect between the cylinder lands 4 is enhanced by the engagement between the alignment groove 51 and the second gasket 72.
The working principle of the embodiment is as follows:
after the butt joint of the butt joint disc 6 and the oil cylinder connecting disc 4 is carried out, the fixing seat 7 is positioned in the alignment groove 51, the first sealing gasket 71 is positioned in the sealing groove 53, the locking bolt 61 is inserted into the through hole 52, the locking bolt 61 is rotated to enable the locking bolt 61 to be in threaded connection with the locking nut 41, after fastening, the second sealing gasket 72 is attached to the side wall of the alignment groove 51, the first sealing gasket 71 is tightly attached to the sealing groove 53, and a lubricating medium is placed to leak.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Electric main shaft seal structure, including electric main shaft body (1), its characterized in that: the novel electric spindle comprises an electric spindle body (1), wherein a sleeve (2) is fixedly connected to the outer side of the electric spindle body (1), a waterproof cover (3) is movably connected to the left end portion of the electric spindle body (1), an oil cylinder connecting disc (4) is fixedly connected to the right end portion of the electric spindle body (1), a flange plate (5) is fixedly connected to the right end portion of the electric spindle body (1), a butt joint disc (6) is arranged on the right end portion of the oil cylinder connecting disc (4), and a fixing seat (7) is fixedly connected to the left end portion of the butt joint disc (6).
2. The motorized spindle seal arrangement of claim 1, wherein: the electric spindle is characterized in that a rotor (11) is arranged on the outer side of the electric spindle body (1), and a stator (21) is fixedly connected to the inner side wall of the sleeve (2).
3. The motorized spindle seal arrangement of claim 1, wherein: the inner side wall of the oil cylinder connecting disc (4) is fixedly connected with locking nuts (41), and the number of the locking nuts (41) is four.
4. The motorized spindle seal arrangement of claim 1, wherein: an alignment groove (51) is formed in the right side wall of the flange plate (5), and a through hole (52) and a sealing groove (53) are formed in the left side wall of the alignment groove (51).
5. A motorized spindle seal arrangement according to claim 3, wherein: the inner side of the butt joint disc (6) is movably connected with a locking bolt (61), and the specification of the locking bolt (61) is matched with that of the locking nut (41).
6. The motorized spindle seal arrangement of claim 1, wherein: the outer side wall of fixing base (7) fixedly connected with is sealed with pad (71) No. one, the left side wall fixedly connected with of fixing base (7) is sealed with pad (72) No. two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320769699.2U CN220006009U (en) | 2023-04-10 | 2023-04-10 | Electric spindle sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320769699.2U CN220006009U (en) | 2023-04-10 | 2023-04-10 | Electric spindle sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220006009U true CN220006009U (en) | 2023-11-14 |
Family
ID=88679747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320769699.2U Active CN220006009U (en) | 2023-04-10 | 2023-04-10 | Electric spindle sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220006009U (en) |
-
2023
- 2023-04-10 CN CN202320769699.2U patent/CN220006009U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |