CN216045443U - Compensation type sealing structure of deep hole machine tool oil supply device - Google Patents
Compensation type sealing structure of deep hole machine tool oil supply device Download PDFInfo
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- CN216045443U CN216045443U CN202121207034.XU CN202121207034U CN216045443U CN 216045443 U CN216045443 U CN 216045443U CN 202121207034 U CN202121207034 U CN 202121207034U CN 216045443 U CN216045443 U CN 216045443U
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Abstract
The utility model discloses a compensable sealing structure of an oil donator of a deep hole machine tool, which is characterized in that a stepped hole is formed in a fixed ring of the oil donator, a thrust ring, a sealing ring and a movable ring are axially arranged in the stepped hole, an elastic component is arranged between the thrust ring and the sealing ring and is used for always extruding the sealing ring to move towards one side of the movable ring, on the basis of the structure, a Glare ring is arranged on the end surface of the sealing ring to realize extrusion matching with the movable ring, the structural arrangement can allow the sealing ring to transversely move and float in the axial range, so that the Glare ring is extruded to further realize compensation of abrasion of the end surface of the Glare ring, and the excircle of the thrust ring and the excircle of the sealing ring are sealed through O-shaped sealing rings.
Description
Technical Field
The utility model relates to the technical field of machine tool machining equipment, in particular to a sliding and compensable sealing structure of an oil supply device end face of a deep hole machine tool.
Background
The oil supply device belongs to an important component of a deep hole machine tool and is mainly used for conveying cutting fluid. Most of the traditional oil supply device sealing structures adopt a KZK piston rotary sealing ring to seal through an excircle, and an O-shaped sealing ring at the inner ring of a Glare ring is used as an elastic compensation element. However, the sealing structure with such a structure has technical disadvantages, which are mainly reflected in that: 1. an O-shaped sealing ring of the inner ring of the GREEN ring is used as an elastic compensation element and is arranged on the outer diameter of the fixed ring of the oil feeder, the abrasion compensation of the O-shaped sealing ring can only be used as a compensation element through the O-shaped sealing ring, and the compensation efficiency is low; 2. the traditional oil supply device sealing structure has the defects that the machining and assembling difficulty of the Gla ring is high, the Gla ring is very unreliable, and the oil leakage can be caused if the installation is inaccurate, so that the requirement of a user cannot be met.
Aiming at the actual requirements of the existing sealing assembly, as a technical person in the industry, how to design a sealing structure capable of realizing compensation and easy installation through technical improvement is a technical problem to be solved in the field.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a compensable sealing structure of an oil supplier of a deep hole machine tool, which has novel design, good sealing performance after assembly and good long-term use stability, and can realize quick assembly.
In order to achieve the technical purpose, the utility model adopts the following scheme: a deep hole machine tool oil feeding device compensation type sealing structure is characterized in that a stepped hole is formed in an oil feeding device fixed ring, a thrust ring is arranged in the stepped hole, the thrust ring and a sealing ring are connected into a whole, and an elastic component is arranged between a Glay ring and the sealing ring and always applies force to one side of the sealing ring; the sealing ring is locked in the stepped hole through a fixing pin and can move in a certain range in the axial direction; the outer side of the sealing ring is provided with a Glare ring, the Glare ring is in extrusion fit with the movable ring, and the movable ring can rotate relative to the oil feeding device fixed ring by the aid of the Glare ring when rotating.
At least one component on the contact surface of the thrust ring and the sealing ring is provided with one or a plurality of fixing holes, and springs are arranged in the fixing holes to realize the extrusion and force application between the thrust ring and the sealing ring.
And a sealing ring is arranged between the sealing ring and the inner wall of the stepped hole.
And a sealing ring is arranged between the thrust ring and the inner wall of the stepped hole.
The oil supply device fixed ring is provided with a plurality of pin threaded holes, the fixed pin penetrates through the pin threaded holes and is in plug-in fit with the positioning groove in the sealing ring, and the positioning groove is an axial long groove and can axially slide under external force extrusion.
The utility model has the beneficial effects that: according to the design, the stepped hole is formed in the fixed ring of the oil supply device, the thrust ring, the sealing ring and the movable ring are axially arranged in the stepped hole, the elastic component is arranged between the thrust ring and the sealing ring and is used for always extruding the sealing ring to move towards one side of the movable ring, the Gla ring is arranged on the end face of the sealing ring on the basis of the structure to realize the extrusion matching with the movable ring, the sealing ring can be allowed to transversely move and float in the axial range by the structure, the Gla ring is extruded to further realize the compensation of the abrasion of the end face of the Gla ring, and the outer circle of the thrust ring and the outer circle of the sealing ring are sealed by the O-shaped sealing rings.
The utility model has simple structure, convenient assembly and good sealing effect, and is an ideal compensated sealing structure of the oil feeder of the deep hole machine tool.
Drawings
FIG. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is an enlarged view of a portion of the structure of the area A in FIG. 1;
in the attached drawing, 1, an oil supply device body, 2, an oil supply device rotating part, 3, a thrust ring, 31, a thrust sealing ring, 32, a spring, 4, an oil supply device fixed ring, 41, a stepped hole, 5, a fixing pin, 6, a sealing ring rubber ring, 7, a sealing ring, 8, a Glare ring, 9 and a moving ring.
Detailed Description
Referring to the figure, the compensable sealing structure of the oil supply device of the deep hole machine tool is arranged inside an oil supply device body 1 and an oil supply device rotating part 2; the oil feeding device comprises an oil feeding device body 1, an oil feeding device fixed ring 4 is arranged in the oil feeding device body 1, a stepped hole 41 is formed in the oil feeding device fixed ring 4, a thrust ring 3 is arranged in the stepped hole 41, the thrust ring 3 and a sealing ring 7 are connected into a whole, a plurality of springs 32 are uniformly distributed between the thrust ring 3 and the sealing ring 7, the springs 32 are fixed in positioning holes in the thrust ring 3, the sealing ring 7 can be extruded by the springs 32 in the thrust ring 3 all the time through the structural arrangement, and a thrust sealing ring 31 is arranged between the thrust ring 3 and the inner wall of the stepped hole 41 to realize sealing.
The outer side of the sealing ring 7 is provided with a Glare ring 8, the Glare ring 8 is in extrusion fit with the movable ring 9, the movable ring 9 can rotate relative to the oil feeding device fixed ring by the aid of the Glare ring 8, and when the Glare ring 8 is abraded during long-time operation, compensation is achieved by extruding the sealing ring 7 through a spring.
And a thrust sealing ring 31 is arranged between the thrust ring 3 and the inner wall of the stepped hole 41 to realize the sealing of the outer diameter of the thrust ring. And a sealing ring rubber ring 6 is arranged between the sealing ring 7 and the inner wall of the stepped hole 41 for sealing the outer diameter of the sealing ring 7.
To summarize: according to the design, the stepped hole is formed in the oil supply device fixed ring 4, the thrust ring 3, the sealing ring 7 and the movable ring 9 are axially arranged in the stepped hole, the spring 32 is arranged between the thrust ring 3 and the sealing ring 7 and is used for always pressing the sealing ring 7 to move towards one side of the movable ring 9, on the basis of the structure, the GREL ring 8 is arranged on the end face of the sealing ring 7 to realize the pressing fit with the movable ring 9, the sealing ring 7 can be allowed to transversely move and float in the axial range, so that the GREL ring is pressed to further realize the compensation of the abrasion of the end face of the GREL ring, the outer circle of the thrust ring and the outer circle of the sealing ring are sealed through the O-shaped sealing rings, the leakage can be better prevented, and the durability of the oil supply device is improved.
The utility model has simple structure, convenient assembly and good sealing effect, and is an ideal compensated sealing structure of the oil feeder of the deep hole machine tool.
Claims (5)
1. The utility model provides a deep hole lathe awards oily ware compensable formula seal structure which characterized in that: a stepped hole is formed in a fixed ring of the oil supply device, a thrust ring is arranged in the stepped hole, the thrust ring and a sealing ring are connected into a whole, and an elastic part is arranged between the Glay ring and the sealing ring and always applies force to one side of the sealing ring; the sealing ring is locked in the stepped hole through a fixing pin and can move in the axial direction; the outer side of the sealing ring is provided with a Glare ring, the Glare ring is in extrusion fit with the movable ring, and the movable ring can rotate relative to the oil feeding device fixed ring by the aid of the Glare ring when rotating.
2. The compensated sealing structure of the oil feeder of the deep hole machine tool as claimed in claim 1, wherein: at least one assembly on the contact surface of the thrust ring and the sealing ring is provided with one or a plurality of fixing holes, and elastic parts are arranged in the fixing holes to realize the extrusion and force application between the thrust ring and the sealing ring.
3. The compensated sealing structure of the oil feeder of the deep hole machine tool as claimed in claim 1, wherein: and a sealing ring is arranged between the sealing ring and the inner wall of the stepped hole.
4. The compensated sealing structure of the oil feeder of the deep hole machine tool as claimed in claim 1, wherein: and a sealing ring is arranged between the thrust ring and the inner wall of the stepped hole.
5. The compensated sealing structure of the oil feeder of the deep hole machine tool as claimed in claim 1, wherein: the oil supply device fixed ring is provided with a plurality of pin threaded holes, the fixed pin penetrates through the pin threaded holes and is in plug-in fit with the positioning groove in the sealing ring, and the positioning groove is an axial long groove and can axially slide under external force extrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121207034.XU CN216045443U (en) | 2021-06-01 | 2021-06-01 | Compensation type sealing structure of deep hole machine tool oil supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121207034.XU CN216045443U (en) | 2021-06-01 | 2021-06-01 | Compensation type sealing structure of deep hole machine tool oil supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216045443U true CN216045443U (en) | 2022-03-15 |
Family
ID=80614545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121207034.XU Active CN216045443U (en) | 2021-06-01 | 2021-06-01 | Compensation type sealing structure of deep hole machine tool oil supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216045443U (en) |
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2021
- 2021-06-01 CN CN202121207034.XU patent/CN216045443U/en active Active
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