CN219336480U - Sealing device and laser processing equipment - Google Patents
Sealing device and laser processing equipment Download PDFInfo
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- CN219336480U CN219336480U CN202320739056.3U CN202320739056U CN219336480U CN 219336480 U CN219336480 U CN 219336480U CN 202320739056 U CN202320739056 U CN 202320739056U CN 219336480 U CN219336480 U CN 219336480U
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Abstract
The application discloses sealing device and laser processing equipment, including casing and elastic sealing component, the casing is equipped with first opening and second opening, elastic sealing component set up in the casing, just elastic sealing component's both sides respectively with two relative inner walls in close contact with of casing, elastic sealing component is equipped with the through-hole, the both ends of through-hole respectively with first opening the second opening corresponds, makes first opening the through-hole with the air current passageway is constituteed to the second opening. According to the sealing device, the two sides of the elastic sealing assembly are respectively in close contact with the two opposite inner walls of the shell, so that the sealing performance of the airflow channel of the sealing device is guaranteed, and when the airflow through hole is closed and the adsorbed airflow is concentrated at the airflow through hole, the phenomenon of air leakage cannot occur, and the influence of noise and the harm of noise to human health are avoided.
Description
Technical Field
The application relates to the field of laser processing equipment, in particular to a sealing device and laser processing equipment.
Background
The laser processing comprises the technologies of laser drilling, laser cutting, laser welding, laser engraving and the like, has strong adaptability to a processing object, has obvious cost effect in large-scale production, and is widely applied to the fields of automobiles, electric appliances, mechanical manufacturing and the like. However, during the laser processing, a large amount of smoke dust is generated, if not handled in time, not only the quality of the processed parts and the processing environment are affected, but also the expensive laser head is damaged, and the cost is increased.
In the prior art, the dust extraction device is generally connected with the dust exhaust channel of the processing platform through a connecting piece, so that dust on the processing platform and scraps generated during processing are extracted through the dust extraction device. However, in the prior art, the tightness of the connecting piece for connecting the dust extraction device and the processing platform is not strong enough, and when the air flow channel of the connecting piece is closed, the adsorbed air flow is concentrated at the air flow channel of the connecting piece, so that the air leakage phenomenon is easy to generate, and great noise is generated, so that the damage to the human health is caused.
Disclosure of Invention
In order to overcome the problems in the prior art, the main object of the present application is to provide a sealing device and a laser processing apparatus, which have strong sealing performance, so that the occurrence of the air leakage phenomenon can be avoided.
In order to achieve the above purpose, the present application specifically adopts the following technical scheme:
a sealing device, comprising:
a housing provided with a first opening and a second opening;
the elastic sealing assembly is arranged in the shell, two sides of the elastic sealing assembly are respectively in close contact with two opposite inner walls of the shell, the elastic sealing assembly is provided with a through hole, two ends of the through hole respectively correspond to the first opening and the second opening, and the first opening, the through hole and the second opening form an airflow channel.
In some embodiments, the elastic sealing assembly comprises a base provided with a third opening, an elastic member, and a movable plate provided with a fourth opening;
the movable plates are arranged at two sides of the base, the movable plates are movably arranged at two sides of the base respectively, the third opening and the fourth opening form the through hole, one end of the elastic piece is connected with the base, and the other end of the elastic piece is connected with the movable plates.
In some embodiments, the elastic sealing assembly further comprises a limiting member and a pre-tightening plate, the limiting member is arranged on the base, the pre-tightening plate is connected to the movable plate, the pre-tightening plate comprises a limiting protrusion, one end of the elastic member is sleeved on the limiting member, and the other end of the elastic member is sleeved on the limiting protrusion.
In some embodiments, the elastic sealing assembly further comprises a first sealing member, a groove is arranged on the peripheral side of the third opening, and the first sealing member is arranged in the groove.
In some embodiments, the sealing device further comprises a mounting seat and a driving assembly, the housing and the driving assembly are respectively mounted on the mounting seat, the driving assembly is connected to the elastic sealing assembly, and the driving assembly is used for driving the elastic sealing assembly to move along the height extending direction of the housing.
In some embodiments, the driving assembly comprises a cylinder, the cylinder comprises a body and a connecting shaft, the body is mounted on the mounting seat, the connecting shaft is movably arranged on the body, and the connecting shaft is connected with the elastic sealing assembly, so that the elastic sealing assembly can move along the height extending direction of the mounting seat along with the extension and retraction of the connecting shaft.
In some embodiments, the sealing device further comprises a guide assembly, the elastic sealing assembly being connected to the guide assembly to guide the movement of the elastic sealing assembly through the guide assembly.
In some embodiments, the guide assembly includes a guide rail fixedly mounted to the mount, a slider slidably coupled to the guide rail, and a fastener coupled to the slider and the elastomeric seal assembly, respectively.
In some embodiments, the sealing device further comprises a second sealing member and a third sealing member, the second sealing member and the third sealing member are respectively arranged on two opposite outer walls of the shell, the second sealing member is provided with a fifth opening, the fifth opening corresponds to the first opening, the third sealing member is provided with a sixth opening, and the sixth opening corresponds to the second opening.
A laser processing apparatus for processing a printed circuit board, the laser processing apparatus comprising a sealing device as claimed in any one of the preceding claims.
In some embodiments, the laser processing apparatus further comprises a dust extraction device and a processing platform, the sealing device is disposed on the processing platform, one end of the airflow channel of the sealing device is connected with the dust exhaust channel of the processing platform, and the other end of the airflow channel of the sealing device is connected with the dust extraction device.
The application discloses sealing device, including casing and elastic sealing component, the casing is equipped with first opening and second opening, elastic sealing component set up in the casing, just elastic sealing component's both sides respectively with two relative inner walls in close contact with of casing, elastic sealing component is equipped with the through-hole, the both ends of through-hole respectively with first opening the second opening corresponds, makes first opening the through-hole with the air current passageway is constituteed to the second opening. According to the sealing device, the two sides of the elastic sealing assembly are respectively in close contact with the two opposite inner walls of the shell, so that the sealing performance of the airflow channel of the sealing device is guaranteed, and when the airflow through hole is closed and the adsorbed airflow is concentrated at the airflow through hole, the phenomenon of air leakage is avoided, and the influence of noise and the harm of noise to human health are avoided.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is an axial schematic view of a sealing device according to an embodiment of the present application.
Fig. 2 is an exploded view of an elastomeric seal assembly provided in an embodiment of the present application.
Fig. 3 is an axial schematic view of an elastic sealing assembly according to an embodiment of the present application.
Fig. 4 is an exploded view of a sealing device provided in an embodiment of the present application.
Reference numerals:
1. a housing; 11. a first portion; 110. a first opening; 12. a second portion; 120. a second opening; 13. a cover plate;
2. an elastic sealing assembly; 20. a through hole; 21. a base; 210. a third opening; 211. a groove; 22. a movable plate; 220. a fourth opening; 23. an elastic member; 24. a limiting piece; 25. a pre-tightening plate; 250. a limit protrusion; 26. a first seal; 27. an adjusting member;
3. a mounting base; 31. a first mounting portion; 32. a second mounting portion;
4. a drive assembly; 41. a cylinder; 410. a body; 411. a connecting shaft;
5. a second seal; 51. a fifth opening;
6. a third seal; 61. a sixth opening;
7. a wiring board; 8. a locking plate;
9. a guide assembly; 90. a guide rail; 91. a slide block; 92. and a fixing piece.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.
In the description of the present application, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance unless explicitly specified or limited otherwise; the term "plurality" means two or more, and the term "plurality" means two or more, unless specified or indicated otherwise; the terms "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.
In the description of the present application, it should be understood that the terms "upper," "lower," and the like in the embodiments of the present application are described in terms of angles shown in the accompanying drawings, and should not be construed as limiting the embodiments of the present application. In the context of this document, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on the other element or be indirectly on the other element through intervening elements.
In the prior art, the sealing problem of the connecting piece connected with the processing platform and the dust extraction device is not considered, so that the adsorption air flow generated during dust extraction adsorption in laser processing can possibly run out through the connecting piece and gaps at the connecting part of the connecting piece and other parts, and further the adsorption force is insufficient, so that the processing efficiency is affected.
Referring to fig. 1, fig. 1 is a schematic axial structural view of a sealing device according to an embodiment of the present application. The embodiment discloses a sealing device, the sealing device includes casing 1 and elastic seal assembly 2, and casing 1 is equipped with first opening 110 and second opening 120, and elastic seal assembly 2 sets up in casing 1, and elastic seal assembly 2's both sides respectively with the relative two inner walls in close contact of casing 1, elastic seal assembly 2 is equipped with through-hole 20, and through-hole 20's both ends correspond with first opening 110, second opening 120 respectively, make first opening 110, through-hole 20 and second opening 120 constitute the air current passageway.
In the practical application scene, one end of the air flow channel is connected with the dust exhaust channel of the processing platform, the other end of the air flow channel is connected with the dust extractor or the absorber, and when the absorber or the blower of the dust extractor works to generate negative pressure, the sealing device does not generate noise, namely, air leakage is avoided.
And the working frequency of the fan corresponds to different adsorption force, and when the sealing device is connected with an adsorption machine or a dust extractor with higher power, the maximum working frequency of the fan corresponding to the sealing device when the sealing device keeps sealing can be found out.
This application is through making the both sides of elastic seal assembly 2 respectively with the relative two inner walls in close contact with of casing 1 to guaranteed sealing device air current channel's sealing performance, and then when the air current through-hole 20 is closed back absorption air current concentrate on air current through-hole 20 department, also can not take place the phenomenon of gas leakage, avoided the influence of noise and the harm of noise to human health.
Referring to fig. 4, fig. 4 is an exploded view of a sealing device provided in an embodiment of the present application. The housing 1 comprises a first portion 11, a second portion 12 and a cover 13, the first portion 11 being provided with a first opening 110 and the second portion 12 being provided with a second opening 120. When the elastic sealing assembly is assembled, the first part 11, the second part 12 and the cover plate 13 are respectively connected to form the shell 1 with the accommodating cavity, the elastic sealing assembly 2 is arranged in the accommodating cavity of the shell 1, and two sides of the elastic sealing assembly 2 are respectively in close contact with the inner sides of the first part 11 and the second part 12. At this time, the first opening 110, the second opening 120, and the through hole 20 are aligned to form an air flow channel. In this embodiment, the cover plate 13 is covered on the top of the first portion 11 and the second portion 12, so as to prevent dust or foreign matters from entering the accommodating cavity of the housing 1, and prevent the foreign matters from falling and damaging the elastic sealing assembly 2.
Referring to fig. 2, fig. 2 is an exploded view of an elastomeric seal assembly provided in an embodiment of the present application. The elastic sealing assembly 2 comprises a base 21, two movable plates 22 and an adjusting piece 27, wherein the two movable plates 22 are arranged, the two movable plates 22 are respectively connected to the base 21 through the adjusting piece 27, and the two movable plates 22 can generate displacement along the length extending direction of the adjusting piece 27. The base 21 is provided with a third opening 210, the movable plate 22 is provided with a fourth opening 220, the third opening 210 and the fourth opening 220 form the through hole 20, and the first opening 110, the second opening 120, the third opening 210 and the fourth opening 220 form the air flow channel.
In the present embodiment, the adjusting member 27 is a screw, and it is understood that in other embodiments, the adjusting member 27 may be other.
Referring to fig. 2 and 3, fig. 3 is a schematic axial view of an elastic sealing assembly according to an embodiment of the present application. The elastic sealing assembly 2 further comprises an elastic piece 23, a limiting piece 24, a pre-tightening plate 25 and a first sealing piece 26, wherein the limiting piece 24 is arranged on the base 21, the pre-tightening plate 25 is connected with the movable plate 22, the pre-tightening plate 25 comprises a limiting protrusion 250, and grooves 211 are formed in the periphery of the third opening 210. When in assembly, one end of the elastic piece 23 is sleeved on the limiting piece 24, the other end of the elastic piece 23 is sleeved on the limiting protrusion 250, the first sealing piece 26 is arranged in the groove 211, and the base 21 is connected with the movable plate 22 through a fastener to form the elastic sealing assembly 2.
In this embodiment, the limiting member 24 is provided with a plurality of limiting members 24, the limiting member 24 includes a stud and a first nut, the stud is disposed on the base 21, the stud is provided with an external thread, and the first nut is sleeved on the stud and is located at one end of the stud near the base 21, for locking the stud on the base 21. The elastic member 23 has a second nut at one end near the base 21, and the second nut abuts against the first nut. It will be appreciated that in other embodiments, the stop 24 may have other configurations.
In this embodiment, the first sealing member 26 is used to seal the connection between the base 21 and the movable plate 22, so that the through hole 20 has good sealing performance, and it is ensured that no air leakage occurs when the adsorption force generated after the through hole 20 is closed is concentrated at the through hole 20. And the first seal 26 has elasticity so that the movable plate 22 is slightly displaced in the length extending direction of the through hole 20.
In the present embodiment, a plurality of elastic members 23 are provided, and the positions and the number of the elastic members 23 are set corresponding to the stopper 24. The elastic member 23 is a spring, and is used for ensuring the tightness of the through hole 20 when the adsorption air is too large to cause the first sealing member 26 to be compressed too much, and the movable plate 22 can still be in close contact with the two opposite inner walls of the casing 1. And the springs with different elasticity can be selected according to different adsorption forces, so that a better sealing effect is realized. It will be appreciated that in other embodiments, the resilient member 23 may be other.
With continued reference to fig. 4, the sealing device further comprises a mounting base 3 and a drive assembly 4, the mounting base 3 comprising a first mounting portion 31 and a second mounting portion 32, the first mounting portion 31 being connected to the second mounting portion 32. The second portion 12 is mounted to the first mounting portion 31, the driving assembly 4 is mounted to the second mounting portion 32, and the driving assembly 4 is connected to the base 21 for moving the elastic sealing assembly 2 in the height extending direction of the housing 1.
In this embodiment, the driving assembly 4 includes the air cylinder 41, the air cylinder 41 includes the body 410 and the connecting shaft 411, the body 410 is mounted on the second mounting portion 32, the connecting shaft 411 is movably disposed on the body 410, and the connecting shaft 411 is connected to the base 21, so that the elastic sealing assembly 2 can move along the height extending direction of the mounting seat 3 along with the extension and retraction of the connecting shaft 411.
Referring to fig. 4, the sealing device further includes a guide assembly 9, and the guide assembly 9 includes a guide rail 90, a slider 91, and a fixing member 92, the guide rail 90 is fixedly mounted to the second mounting portion 32, the slider 91 is slidably connected to the guide rail 90, and the fixing member 92 is connected to the slider 91 and the base 21, respectively. The guiding component 9 is used for guiding the movement of the elastic sealing component 2, and also ensures the stability of the elastic sealing component 2 when moving along the height extending direction of the mounting seat 3.
Referring to fig. 4, the sealing device further includes a second sealing member 5 and a third sealing member 6, where the second sealing member 5 is connected to the first portion 11 and disposed on a side of the first portion 11 facing away from the elastic sealing assembly 2, and the second sealing member 5 is provided with a fifth opening 51, and the fifth opening 51 corresponds to the first opening 110. The third sealing member 6 is connected to the second portion 12, and the third sealing member 6 is disposed on a side of the second portion 12 facing away from the elastic sealing assembly 2, and the third sealing member 6 is provided with a sixth opening 61, where the sixth opening 61 corresponds to the second opening 120. The second seal 5 and the third seal 6 ensure the tightness of the connection of the sealing device with the processing platform and the processing equipment (such as dust extractor and suction machine).
Referring to fig. 4, the sealing device further includes a locking plate 7 and a routing plate 8, and the locking plate 7 is connected to the first mounting portion 31 and the second mounting portion 32, respectively, for locking the first mounting portion 31 and the second mounting portion 32. The routing board 8 is connected to the second mounting portion 32 for routing the routing tube.
Based on the basis of the embodiment, a laser processing device is further disclosed, the laser processing device is used for processing a printed circuit board, the laser processing device comprises a dust extraction device, a processing platform and the sealing device of any embodiment, the sealing device is arranged on the processing platform, a dust exhaust channel is arranged on the side part or the bottom of the processing platform, one end of an air flow channel of the sealing device is connected with the dust exhaust channel of the processing platform, and the other end of the air flow channel of the sealing device is connected with the dust extraction device.
When the four-division processing mode is performed, the four sealing devices are connected to the processing platform, and the four sealing devices are respectively numbered 1, 2, 3 and 4, the processing platform can be divided into four areas, namely an area A, an area B, an area C and an area D, wherein the number 1 corresponds to the area A, the number 2 corresponds to the area B, the number 3 corresponds to the area C, and the number 4 corresponds to the area D. The sealing device No. 1 controls the closing and opening of the dust suction adsorption of the region A through the ascending and descending of the driving component 4, the closing and opening of the dust suction adsorption of the region C through the ascending and descending of the driving component 4, the closing and opening of the dust suction adsorption of the region B through the ascending and descending of the driving component 4, and the closing and opening of the dust suction adsorption of the region D through the ascending and descending of the driving component 4.
During processing, firstly, processing an area A, putting the No. 1, the No. 2, the No. 3 and the No. 4 into an open state, and closing the No. 1 after the area A is processed, wherein the No. 2, the No. 3 and the No. 4 are still opened; then processing the area B, and closing the numbers 1 and 3 after the area B is processed, wherein the numbers 2 and 4 are still opened; then processing the area C, and closing the numbers 1, 2 and 3 after the area C is processed, wherein the number 4 is still opened; and then processing the area D, and completely closing the areas 1, 2, 3 and 4 after the area D is processed.
When No. 1, no. 2, no. 3 and No. 4 all close, adsorb the air current and can concentrate in No. 1, no. 2, no. 3 and No. 4 through-hole 20 departments, if the leakproofness is not enough, can lead to the gas leakage, and then produce very big noise, influence human health, sealing device of this application has guaranteed the sealing performance of through-hole 20 departments, has prevented the gas leakage, and then has prevented to produce very big noise, influences human health.
The foregoing is merely a preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the technical scope of the present application should be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (11)
1. A sealing device, comprising:
a housing provided with a first opening and a second opening;
the elastic sealing assembly is arranged in the shell, two sides of the elastic sealing assembly are respectively in close contact with two opposite inner walls of the shell, the elastic sealing assembly is provided with a through hole, two ends of the through hole respectively correspond to the first opening and the second opening, and the first opening, the through hole and the second opening form an airflow channel.
2. The sealing device of claim 1, wherein the elastic sealing assembly comprises a base, an elastic member, and a movable plate, the base being provided with a third opening, the movable plate being provided with a fourth opening;
the movable plates are arranged at two sides of the base, the movable plates are movably arranged at two sides of the base respectively, the third opening and the fourth opening form the through hole, one end of the elastic piece is connected with the base, and the other end of the elastic piece is connected with the movable plates.
3. The sealing device of claim 2, wherein the elastic sealing assembly further comprises a limiting member and a pre-tightening plate, the limiting member is arranged on the base, the pre-tightening plate is connected to the movable plate, the pre-tightening plate comprises a limiting protrusion, one end of the elastic member is sleeved on the limiting member, and the other end of the elastic member is sleeved on the limiting protrusion.
4. The sealing device of claim 2, wherein the resilient seal assembly further comprises a first seal, a groove is provided on a peripheral side of the third opening, and the first seal is disposed within the groove.
5. The sealing device of claim 1, further comprising a mounting base and a drive assembly, wherein the housing and the drive assembly are mounted to the mounting base, respectively, and wherein the drive assembly is coupled to the elastomeric seal assembly for driving the elastomeric seal assembly in a direction of height extension of the housing.
6. The sealing device of claim 5, wherein the driving assembly comprises a cylinder, the cylinder comprises a body and a connecting shaft, the body is mounted on the mounting seat, the connecting shaft is movably arranged on the body, and the connecting shaft is connected with the elastic sealing assembly, so that the elastic sealing assembly can move along the height extending direction of the mounting seat along with the extension and retraction of the connecting shaft.
7. The seal of claim 6, further comprising a guide assembly, the resilient seal assembly being coupled to the guide assembly to guide movement of the resilient seal assembly through the guide assembly.
8. The seal of claim 7, wherein the guide assembly comprises a rail fixedly mounted to the mount, a slider slidably coupled to the rail, and a fastener coupled to the slider and the elastomeric seal assembly, respectively.
9. The sealing device according to claim 1, further comprising a second sealing member and a third sealing member, the second sealing member and the third sealing member being provided on opposite outer walls of the housing, respectively, and the second sealing member being provided with a fifth opening, the fifth opening corresponding to the first opening, and the third sealing member being provided with a sixth opening, the sixth opening corresponding to the second opening.
10. A laser processing apparatus for processing a printed circuit board, comprising a sealing device according to any one of claims 1 to 9.
11. The laser processing apparatus of claim 10, further comprising a dust extraction device and a processing platform, wherein the sealing device is disposed on the processing platform, one end of the air flow channel of the sealing device is connected to the dust exhaust channel of the processing platform, and the other end of the air flow channel of the sealing device is connected to the dust extraction device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320739056.3U CN219336480U (en) | 2023-03-31 | 2023-03-31 | Sealing device and laser processing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320739056.3U CN219336480U (en) | 2023-03-31 | 2023-03-31 | Sealing device and laser processing equipment |
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| Publication Number | Publication Date |
|---|---|
| CN219336480U true CN219336480U (en) | 2023-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320739056.3U Active CN219336480U (en) | 2023-03-31 | 2023-03-31 | Sealing device and laser processing equipment |
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| CN (1) | CN219336480U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117259982A (en) * | 2023-11-01 | 2023-12-22 | 承德奥斯力特电子科技有限公司 | Vacuum packaging machine with convenient sealing structure |
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2023
- 2023-03-31 CN CN202320739056.3U patent/CN219336480U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117259982A (en) * | 2023-11-01 | 2023-12-22 | 承德奥斯力特电子科技有限公司 | Vacuum packaging machine with convenient sealing structure |
| CN117259982B (en) * | 2023-11-01 | 2024-04-09 | 承德奥斯力特电子科技有限公司 | Vacuum packaging machine with convenient sealing structure |
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