CN211614628U - Ceramic ring sealing structure and laser cutting head - Google Patents
Ceramic ring sealing structure and laser cutting head Download PDFInfo
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- CN211614628U CN211614628U CN201921910055.0U CN201921910055U CN211614628U CN 211614628 U CN211614628 U CN 211614628U CN 201921910055 U CN201921910055 U CN 201921910055U CN 211614628 U CN211614628 U CN 211614628U
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- ceramic ring
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- conductive pin
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Abstract
The utility model provides a pottery ring seal structure and laser cutting head. The ceramic ring sealing structure comprises a connecting piece, wherein a cavity for cutting auxiliary gas to pass through is arranged in the connecting piece, the connecting piece is provided with a vent communicated with the cavity, the connecting piece is also provided with a conductive needle, and the conductive needle is arranged on the periphery of the vent; the ceramic ring is arranged on the periphery of the vent of the connecting piece, and is provided with an electric connection site connected with the conductive pin; and a sealing element which enables the periphery of the conductive pin to form a closed space is arranged between the connecting element and the ceramic ring. The utility model discloses a ceramic ring seal structure has solved inside phosgene and outside oil gas to conductive structure's influence to the problem of cutting can not be carried out steadily at laser power great time to the laser cutting head has been solved.
Description
Technical Field
The utility model relates to a laser beam machining technical field especially relates to a pottery porcelain ring seal structure and laser cutting head.
Background
In recent years, the domestic demand for laser material processing, particularly the demand for laser cutting, has rapidly increased. But current high power laser head design all stops in laser power 3KW and following design level, and the cutting head cuts thinner panel when laser power is lower, and the pressure of cutting auxiliary gas is not big, so market all adopts conductive needle and inner chamber and external isolated when designing the sensor, but needs great laser power when the thick plate is cut to the laser cutting head, and the inside auxiliary gas pressure of cutting head also increases relatively during the cutting, leads to auxiliary gas to form the interference to conductive structure under the circumstances of high pressure, makes the cutting head can not the stable cutting.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a ceramic ring seal structure to solve inside phosgene and outside oil gas to conductive structure's influence, thereby solve the problem that can not stabilize the cutting when laser power is great.
The utility model provides a ceramic ring seal structure, include:
the cutting auxiliary gas generator comprises a connecting piece, a cutting auxiliary gas inlet and a cutting auxiliary gas outlet, wherein a cavity for the auxiliary gas to pass through is arranged in the connecting piece, the connecting piece is provided with a vent communicated with the cavity, and the connecting piece is also provided with a conductive needle which is arranged on the periphery of the vent;
the ceramic ring is arranged on the periphery of the vent of the connecting piece, and is provided with an electric connection site connected with the conductive pin;
and a sealing element which enables the periphery of the conductive pin to form a closed space is arranged between the connecting element and the ceramic ring.
Optionally, the sealing element includes a first sealing element and a second sealing element, the first sealing element and the second sealing element are both arranged coaxially with the cavity, the conductive pin is arranged between the first sealing element and the second sealing element, and the second sealing element is arranged outside the first sealing element.
Optionally, the lower surface of the connecting piece or the upper surface of the ceramic ring is provided with a first annular groove for mounting the first seal and a second annular groove for mounting the second seal.
Optionally, the depth of the second annular groove is greater than the depth of the first annular groove, and the ring radius of the second seal is greater than the ring radius of the first seal.
Optionally, the first seal and the second seal are both O-shaped elastic rubber.
Optionally, the ceramic ring sealing structure further comprises a locking member, the locking member is a ring body with a U-shaped radial cross section, and the ceramic ring and the connecting member are fastened through the locking member;
the upper part of the ceramic ring is also provided with an annular flange, and the lower part of the annular flange is abutted against the lower part of the locking piece;
the connecting piece lower part sets up in the retaining member, the connecting piece with the connection can be dismantled to the retaining member, the connecting piece still set up with annular flange assorted circular recess, annular flange install in the circular recess of connecting piece.
Optionally, the exterior of the retaining member is provided with anti-slip corrugations.
Optionally, the locking member is connected with the connecting member through a thread.
Optionally, the conductive pin is a metal key having elasticity.
On the other hand, the embodiment of the utility model provides a laser cutting head, it includes foretell ceramic ring seal structure.
The utility model discloses in, through set up the sealing member that makes the conductive needle periphery form airtight space between connecting piece and ceramic ring, make conductive needle and cavity and external relatively independent, the auxiliary gas in the cutting process has been avoided, outside greasy dirt and steam are to circuit structure's damage when conductive needle and electric connection site electric connection, make conductive needle and electric connection site obtain double-deck sealed, phosgene radiation and the influence of external oil gas to conductive needle of cavity have been avoided in the cutting process, make the signal of telecommunication relatively stable, make the laser cutting head can carry out the stable cutting when laser power is great.
Drawings
Fig. 1 is an exploded view of a ceramic ring seal according to an embodiment of the present invention;
fig. 2 is a front view of a ceramic ring sealing structure according to an embodiment of the present invention;
fig. 3 is a schematic cross-sectional view of a ceramic ring sealing structure according to an embodiment of the present invention.
The reference numerals in the specification are as follows:
1. a connecting member; 11. a cavity; 12. a vent; 13. a first annular groove; 14. a second annular groove; 15. a circular groove; 2. a ceramic ring; 21. an electrical connection site; 22. an annular flange; 3. a seal member; 31. a first seal member; 32. a second seal member; 4. a locking member; 41. anti-skid corrugation; 5. and a conductive pin.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In order to explain the technical means of the present invention, the following description will be given by way of specific examples.
As shown in fig. 1 to 3, the ceramic ring sealing structure according to an embodiment of the present invention includes a connecting member 1, a ceramic ring 2, and a sealing member 3. A cavity 11 for cutting auxiliary gas to pass through is arranged in the connecting piece 1, the connecting piece 1 is provided with a vent hole 12 communicated with the cavity 11, the connecting piece 1 is also provided with a conductive pin 5, and the conductive pin 5 is arranged on the periphery of the vent hole 12; the ceramic ring 2 is arranged on the periphery of the vent 12 of the connecting piece 1, the ceramic ring 2 is provided with an electric connection site 21 connected with the conductive pin 5, and the conductive pin 5 is electrically connected with the electric connection site 21 during cutting; and a sealing element 3 which enables the periphery of the conductive pin 5 to form a closed space is arranged between the connecting element 1 and the ceramic ring 2.
Wherein the conductive pin 5 is a metal key having elasticity, and the sealing member 3 is installed at the lower portion of the connection member 1 or at the upper portion of the ceramic ring 2.
In the ceramic ring 2 sealing structure of this embodiment, through set up the sealing member 3 that makes conductive pin 5 periphery form airtight space between connecting piece 1 and ceramic ring 2, make conductive pin 5 relatively independent with the external world with cavity 11, the auxiliary gas in the cutting process has been avoided, outside greasy dirt and steam are to circuit structure's damage when conductive pin 5 and electric connection site 21 electric connection, make conductive pin 5 and electric connection site 21 obtain double-deck sealed, phosgene radiation and the influence of external oil gas to conductive pin 5 of cavity 11 have been avoided in the cutting process, make the signal of telecommunication relatively stable.
In some embodiments of the present invention, as shown in fig. 1 and 3, the sealing member 3 includes a first sealing member 31 and a second sealing member 32, the first sealing member 31 and the second sealing member 32 are both disposed coaxially with the cavity 11, the conductive pin 5 is disposed between the first sealing member 31 and the second sealing member 32, and the second sealing member 32 is disposed outside the first sealing member 31. The first sealing member 31 isolates the conductive pin 5 from the cavity 11, and the second sealing member 32 isolates the conductive pin 5 from the outside, so that a closed space is formed at the periphery of the conductive pin 5.
In some embodiments of the present invention, as shown in fig. 1 and 3, the lower surface of the connecting member 1 is provided with a first annular groove 13 and a second annular groove 14, the first annular groove 13 is provided with a first sealing member 31, and the second annular groove 14 is provided with a second sealing member 32. The depth of the second annular groove 14 may be different from the depth of the first annular groove 13, and when the depth of the second annular groove 14 is greater than the depth of the first annular groove 13, the ring radius of the second seal 32 is greater than the ring radius of the first seal 31. However, in other embodiments, the upper surface of the ceramic ring 2 may also be provided with a first annular groove 13 and a second annular groove 14.
In some embodiments of the present invention, the first sealing member 31 and the second sealing member 32 are both O-shaped elastic rubber, however, in other embodiments, other shapes of elastic rubber may be used.
In some embodiments of the present invention, as shown in fig. 1 and 3, the sealing structure of the ceramic ring 2 further includes a locking member 4, the locking member 4 is a ring body with a U-shaped radial cross section, and the ceramic ring 2 and the connecting member 1 are fastened by the locking member 4;
the upper part of the ceramic ring 2 is also provided with an annular flange 22, and the lower part of the annular flange 22 is abutted against the lower part of the locking piece 4;
the lower part of the connecting piece 1 is arranged in the locking piece 4, the connecting piece 1 is detachably connected with the locking piece 4, the connecting piece 1 is also provided with a circular groove 15 matched with the annular flange 22, and the annular flange 22 is arranged in the circular groove 15 of the connecting piece 1.
Wherein connecting piece 1 and retaining member 4 can be threaded connection or buckle connection, fasten through retaining member 4 between connecting piece 1 and the ceramic ring 2, strengthen the leakproofness of sealing member 3 to conducting pin 5.
In some embodiments of the present invention, the locking member 4 is provided with anti-slip corrugations 41 on the outside, which facilitates the installation of the locking member 4 on the connecting member 1.
On the other hand, an embodiment of the utility model provides a laser cutting head, its ceramic ring seal structure that includes above-mentioned embodiment, this ceramic ring seal structure has avoided the phosgene radiation of cavity 11 and external oil gas to the influence of conducting pin 5 in cutting process, makes the signal of telecommunication relatively stable, makes laser cutting head stable cutting when laser power is great.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.
Claims (10)
1. A ceramic ring seal structure, comprising:
the cutting auxiliary gas generator comprises a connecting piece, a cutting auxiliary gas inlet and a cutting auxiliary gas outlet, wherein a cavity for the auxiliary gas to pass through is arranged in the connecting piece, the connecting piece is provided with a vent communicated with the cavity, and the connecting piece is also provided with a conductive needle which is arranged on the periphery of the vent;
the ceramic ring is arranged on the periphery of the vent of the connecting piece, and is provided with an electric connection site connected with the conductive pin;
and a sealing element which enables the periphery of the conductive pin to form a closed space is arranged between the connecting element and the ceramic ring.
2. The ceramic ring seal arrangement of claim 1, wherein the seal comprises a first seal and a second seal, each disposed coaxially with the cavity, the conductive pin disposed between the first seal and the second seal, the second seal disposed outside of the first seal.
3. The ceramic ring seal arrangement of claim 2, wherein said connector lower surface or said ceramic ring upper surface is provided with a first annular groove for mounting said first seal and a second annular groove for mounting said second seal.
4. The ceramic ring seal arrangement of claim 3, wherein a depth of the second annular groove is greater than a depth of the first annular groove, and a ring radius of the second seal is greater than a ring radius of the first seal.
5. The ceramic ring seal arrangement according to any one of claims 2-4, wherein said first seal and said second seal are both O-type elastomeric rubbers.
6. The ceramic ring sealing structure according to claim 1, further comprising a locking member, wherein the locking member is a ring body having a U-shaped radial cross section, and the ceramic ring and the connecting member are fastened by the locking member;
the upper part of the ceramic ring is also provided with an annular flange, and the lower part of the annular flange is abutted against the lower part of the locking piece;
the connecting piece lower part sets up in the retaining member, the connecting piece with the connection can be dismantled to the retaining member, the connecting piece still set up with annular flange assorted circular recess, annular flange install in the circular recess of connecting piece.
7. A ceramic ring seal according to claim 6, wherein the retaining member is externally provided with anti-slip corrugations.
8. The ceramic ring seal structure of claim 6, wherein the retaining member is threadably connected to the connecting member.
9. The ceramic ring seal structure of claim 1, wherein the conductive pin is a metal key having elasticity.
10. A laser cutting head comprising a ceramic ring seal according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921910055.0U CN211614628U (en) | 2019-11-06 | 2019-11-06 | Ceramic ring sealing structure and laser cutting head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921910055.0U CN211614628U (en) | 2019-11-06 | 2019-11-06 | Ceramic ring sealing structure and laser cutting head |
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| Publication Number | Publication Date |
|---|---|
| CN211614628U true CN211614628U (en) | 2020-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921910055.0U Active CN211614628U (en) | 2019-11-06 | 2019-11-06 | Ceramic ring sealing structure and laser cutting head |
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| CN (1) | CN211614628U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115847091A (en) * | 2023-02-10 | 2023-03-28 | 深圳市万顺兴科技有限公司 | Ceramic ring assembling equipment for laser cutting head |
-
2019
- 2019-11-06 CN CN201921910055.0U patent/CN211614628U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115847091A (en) * | 2023-02-10 | 2023-03-28 | 深圳市万顺兴科技有限公司 | Ceramic ring assembling equipment for laser cutting head |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211222 Address after: 518000 No. 9988 Shennan Road, Nanshan District, Shenzhen, Guangdong Patentee after: HAN'S LASER TECHNOLOGY INDUSTRY GROUP Co.,Ltd. Patentee after: Shenzhen Han nationality Guangju Technology Co., Ltd Address before: 518000 No. 9988 Shennan Road, Nanshan District, Shenzhen, Guangdong Patentee before: HAN'S LASER TECHNOLOGY INDUSTRY GROUP Co.,Ltd. Patentee before: Han nationality laser Intelligent Equipment Group Co., Ltd |
|
| TR01 | Transfer of patent right |