CN218411606U - Shell airtightness detection tool - Google Patents
Shell airtightness detection tool Download PDFInfo
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- CN218411606U CN218411606U CN202222374069.3U CN202222374069U CN218411606U CN 218411606 U CN218411606 U CN 218411606U CN 202222374069 U CN202222374069 U CN 202222374069U CN 218411606 U CN218411606 U CN 218411606U
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- cover
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- 238000001514 detection method Methods 0.000 title claims description 7
- 238000007789 sealing Methods 0.000 claims abstract description 25
- 230000000903 blocking effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 238000010030 laminating Methods 0.000 abstract description 4
- 238000007689 inspection Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model belongs to the work piece field of sealing provides a casing gas tightness detects frock, include: the lower die assembly is provided with a shell to be detected, an upper cover, a lower cover and an undercut cover are arranged on the shell, the upper part of the lower die assembly is attached to the lower cover, the lower die assembly is provided with an air inlet channel, and the rear end of the air inlet channel is arranged in the shell; the upper die assembly is movably arranged on the lower die assembly and positioned above the shell, and the upper die assembly is movably attached to the upper cover; the plugging mechanism is arranged on the lower die assembly and located inside the shell, a plugging block is movably arranged on the plugging mechanism, the side concave front surface is inwards concave relative to the side surface of the shell to form an inner convex plane, and the plugging block can be movably abutted against the inner convex plane. Compared with the prior art, the utility model has the advantages of this casing inside protruding plane can be directly accomplish sealedly with the laminating of shutoff piece in the interior, because incompatible and produce the clearance when avoiding the shutoff, prevents that shutoff department from leaking gas.
Description
Technical Field
The utility model belongs to the work piece field of sealing, concretely relates to casing gas tightness detects frock.
Background
With the development of industries such as machinery and automobiles, requirements for parts are higher and higher, for example, some of the housings play a role in supporting and protecting an internal transmission mechanism or storing lubricating oil, the sealing performance of the housings plays a key role, the housings can generate the defect of shrinkage cavity cracks in the processing process, the defects easily cause the problems of oil leakage, oil leakage and the like, the working environment of the whole machine is seriously polluted, and huge waste is caused, and meanwhile, potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem to prior art's current situation, and provide a casing gas tightness detects frock.
In order to solve the technical scheme problem, the utility model provides a casing gas tightness detects frock, include:
the lower die assembly is provided with a shell to be detected, an upper cover, a lower cover and an undercut cover, the upper part of the lower die assembly is attached to the lower cover, the lower die assembly is provided with an air inlet channel, and the rear end of the air inlet channel is arranged in the shell;
the upper die assembly is movably arranged on the lower die assembly and positioned above the shell, and the upper die assembly is movably attached to the upper cover;
the plugging mechanism is arranged on the lower die assembly and located inside the shell, a plugging block is movably arranged on the plugging mechanism, the side concave front surface is inwards concave relative to the side surface of the shell to form an inner convex plane, and the plugging block can be movably abutted against the inner convex plane.
In a casing gas tightness detects frock of foretell, lower mould subassembly includes: the lower module is provided with a groove which is attached to the lower surface of the shell, the air inlet channel is arranged on the lower module, the front end of the air inlet channel is provided with an air inlet valve, the rear end of the air inlet channel is provided with an air outlet valve, and the air outlet valve is arranged at the groove;
the supporting block is arranged on the lower module, a spring is arranged on the upper portion of the supporting block, a moving column is connected to the upper portion of the spring, and the upper die assembly is arranged on the moving column.
In a foretell casing gas tightness detects frock, go up the mould subassembly and be provided with the module, go up the module with remove the support connnection, it has the spliced pole to go up in the module, be provided with the clamp plate on the spliced pole, the clamp plate with go up the laminating of front cover activity.
In an above-mentioned casing gas tightness detects frock, shutoff mechanism includes: the plugging air cylinder is arranged on the lower module and is arranged in the shell, and the plugging block is connected to the output end of the plugging air cylinder;
the clamping block is connected to the blocking block, and a clamping groove clamped with the clamping block is formed in the inner convex plane;
the connecting block is arranged on the upper module and located on one side of the plugging air cylinder, a guide sleeve is arranged on the connecting block, a guide pillar movably penetrates through the guide sleeve, and one end of the guide pillar is connected with the plugging block.
In an air tightness detection tool of the shell, a plurality of sealing holes are further formed in the outer side of the shell, a plurality of sealing cylinders with the same number as the sealing holes are arranged on the upper module, sealing blocks are arranged at the output ends of the sealing cylinders, and the sealing blocks are movably abutted against the sealing holes.
Compared with the prior art, the utility model discloses main advantage has:
(1) The inner convex plane inside the shell can be directly attached to the plugging block to complete sealing, gaps are avoided due to incompatibility during plugging, and air leakage at the plugging position is prevented.
(2) The plugging block is connected with the guide pillar, and the guide pillar removes in the guide pin bushing, guarantees that the removal route of plugging block is accurate, avoids producing the displacement, ensures to seal completely.
Drawings
The following detailed description of embodiments of the invention is provided with reference to the accompanying drawings, in which:
FIG. 1 is a perspective view of a tool for detecting air tightness of a shell;
FIG. 2 is a perspective view of the occlusion mechanism;
FIG. 3 is a cross-sectional view of the lower module;
FIG. 4 is a perspective view of the plugging mechanism plugging the inwardly convex plane;
FIG. 5 is a bottom view of the housing;
fig. 6 is a perspective view of the housing.
In the figure, 1, a housing; 2. covering a cover; 3. a cover is arranged; 4. an undercut cover; 5. an air intake passage; 6. a plugging block; 7. an inwardly convex flat surface; 8. a lower module; 9. an intake valve; 10. a supporting block; 11. a spring; 12. moving the column; 13. an upper module; 14. a groove; 15. connecting columns; 16. pressing a plate; 17. plugging the air cylinder; 18. connecting blocks; 19. a guide sleeve; 20. a guide post; 21. sealing the hole; 22. sealing the cylinder; 23. a sealing block; 24. an air outlet valve; 25. a clamping block; 26. a card slot; 27. and (6) arc chamfering.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1 to fig. 6, the utility model discloses a casing gas tightness detects frock, include: the lower die assembly is provided with a shell 1 to be detected, an upper cover 2, a lower cover 3 and an undercut cover 4 are arranged on the shell 1, the upper part of the lower die assembly is attached to the lower cover 3, the lower die assembly is provided with an air inlet channel 5, and the rear end of the air inlet channel 5 is arranged in the shell 1; the upper die assembly is movably arranged on the lower die assembly and is positioned above the shell 1, and the upper die assembly is movably attached to the upper cover 2; the plugging mechanism is arranged on the lower die assembly and located inside the shell 1, a plugging block 6 is movably arranged on the plugging mechanism, the side concave front cover 4 is inwards concave relative to the side face of the shell 1 to form an inner convex plane 7, and the plugging block 6 can be movably abutted against the inner convex plane 7.
The upper surface, the lower surface and the side surface of the shell 1 to be detected are provided with unsealed surfaces, an upper cover 2, a lower cover 3 and an undercut cover 4, the surfaces are required to be blocked before the shell 1 is detected, the shell 1 is placed on a lower die assembly, the lower die assembly can directly block the lower cover 3 to be sealed, the upper cover 2 can be blocked when the upper die assembly moves downwards, as can be seen from figure 4, the undercut cover 4 is arranged on the side surface of the shell 1, when the undercut cover 4 is inwards sunken relative to the side surface of the shell 1, an inward convex plane 7 can be formed inside the side surface of the shell 1, at the moment, the undercut cover 4 and the outer side surface of the shell 1 are not in the same horizontal plane and can form an arc chamfer 27, the arc chamfer 27 is narrow and is arc-shaped, when the undercut cover 4 is blocked from the outside of the shell 1, complete sealing can not be carried out, the arc meeting gas leakage of edge department, set up the setting of shutoff mechanism in this scheme at 1 inside casing, 1 inside protruding plane 7 of casing can be directly accomplish sealedly with the laminating of shutoff piece 6, it whether gas leakage to admit air through inlet channel 5, fill whole confined space to certain gas when 1 inside of casing, it is too small to continue to aerify discovery atmospheric pressure, explain casing 1 by the part of gas leakage, it is preferred, undercut front cover 4 can be in 1 upper portion of casing or lower part, all can carry out peripheral shutoff from 1 inside of casing through shutoff piece 6, the device is difficult to carry out sealed gas pocket outside to inside sunken on casing 1, can set up shutoff piece 6 in 1 inside of casing, because incompatible and produce the clearance when avoiding the shutoff, prevent shutoff department gas leakage.
As shown in fig. 1 and 2, the lower mold assembly includes: the lower module 8, there is a groove 14 that is laminated with inferior part of the body 1 on the lower module 8, the groove 14 is laminated with lower front cover 3, the air inlet duct 5 is placed on lower module 8, the front end of the air inlet duct 5 has admission valves 9, the rear end of the air inlet duct 5 has air outlet valves 24, the air outlet valve 24 is placed in groove 14; and the supporting block 10 is arranged on the lower module 8, the upper part of the supporting block 10 is provided with a spring 11, the upper part of the spring 11 is connected with a moving column 12, and the upper die assembly is arranged on the moving column 12.
As shown in fig. 1, the upper module assembly is provided with an upper module 13, the upper module 13 is connected with the movable column 12, the upper module 13 is provided with a connecting column 15, the connecting column 15 is provided with a pressing plate 16, the pressing plate 16 is movably attached to the upper cover 2, the pressing plate 16 on the movable column 12 can be driven to move downwards when the upper module 13 moves downwards, the pressing plate 16 can be attached to the upper cover 2 in a sealing manner, and subsequent air tightness checking operation is conveniently performed.
As shown in fig. 2 and 5, the occlusion mechanism includes: the plugging cylinder 17 is arranged on the lower module 8 and is arranged in the shell 1, and the plugging block 6 is connected to the output end of the plugging cylinder 17; the clamping block 25 is connected to the blocking block 6, and a clamping groove 26 clamped with the clamping block 25 is formed in the inner convex plane 7; the connecting block 18 is arranged on the upper module 13 and located on one side of the plugging air cylinder 17, a guide sleeve 19 is arranged on the connecting block 18, a guide pillar 20 movably penetrates through the guide sleeve 19, and one end of the guide pillar 20 is connected with the plugging block 6.
When casing 1 was put in recess 14, shutoff cylinder 17 drove the shutoff piece 6 and removed to laminating with interior convex plane 7, and fixture block 25 moves along with shutoff piece 6, can with draw-in groove 26 block, the side concave front cover 4 of casing 1 side can be sealed completely this moment, when carrying out the gas tightness inspection, can guarantee that this department can not leak gas, when shutoff cylinder 17 drove shutoff piece 6, shutoff piece 6 is connected with guide pillar 20, guide pillar 20 removes in guide pin bushing 19, it is accurate to guarantee the removal route of shutoff piece 6, avoid producing the displacement, ensure to seal completely.
As shown in fig. 4, a plurality of sealing holes 21 are further formed in the outer side of the housing 1, a plurality of sealing cylinders 22 equal to the sealing holes 21 in number are arranged on the upper module 13, a sealing block 23 is arranged at the output end of each sealing cylinder 22, and the sealing block 23 is movably abutted against the sealing holes 21.
Preferably, still set up a plurality of sealed hole 21 on the casing 1, can drive sealed piece 23 and block up sealed hole 21 through sealed cylinder 22 back-and-forth movement, make things convenient for subsequent gas tightness inspection operation.
It should be noted that all the directional indicators (such as upper, lower, left, right, front, and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
Furthermore, the descriptions in the present application as to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "secured" are to be construed broadly, and thus, for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein will be apparent to those skilled in the art without departing from the scope and spirit of the invention as defined in the accompanying claims.
Claims (5)
1. The utility model provides a casing gas tightness detects frock which characterized in that includes:
the lower die assembly is provided with a shell to be detected, an upper cover, a lower cover and an undercut cover, the upper part of the lower die assembly is attached to the lower cover, the lower die assembly is provided with an air inlet channel, and the rear end of the air inlet channel is arranged in the shell;
the upper die assembly is movably arranged on the lower die assembly and positioned above the shell, and the upper die assembly is movably attached to the upper cover;
the plugging mechanism is arranged on the lower die assembly and located inside the shell, a plugging block is movably arranged on the plugging mechanism, the side concave front surface is inwards concave relative to the side surface of the shell to form an inner convex plane, and the plugging block can be movably abutted against the inner convex plane.
2. The casing airtightness detection tool according to claim 1, wherein the lower die assembly includes: the lower module is provided with a groove which is attached to the lower cover, the air inlet channel is arranged on the lower module, the front end of the air inlet channel is provided with an air inlet valve, the rear end of the air inlet channel is provided with an air outlet valve, and the air outlet valve is arranged at the groove;
the supporting block is arranged on the lower module, a spring is arranged on the upper portion of the supporting block, a moving column is connected to the upper portion of the spring, and the upper die assembly is arranged on the moving column.
3. A casing airtightness detection tool according to claim 2, wherein the upper mold assembly is provided with an upper mold block, the upper mold block is connected to the moving column, the upper mold block is provided with a connecting column, the connecting column is provided with a pressing plate, and the pressing plate is movably attached to the upper cover.
4. A casing airtightness detection tool according to claim 3, wherein the blocking mechanism includes: the plugging air cylinder is arranged on the lower module and is arranged in the shell, and the plugging block is connected to the output end of the plugging air cylinder;
the clamping block is connected to the blocking block, and a clamping groove clamped with the clamping block is formed in the inner convex plane;
the connecting block is arranged on the upper module and located on one side of the plugging air cylinder, a guide sleeve is arranged on the connecting block, a guide pillar movably penetrates through the guide sleeve, and one end of the guide pillar is connected with the plugging block.
5. A casing gas tightness detection frock of claim 4, characterized by, still be provided with a plurality of sealed hole outside the casing, be provided with on the last module with a plurality of sealed cylinder that the sealed hole quantity equals, be provided with the sealing block on the output of sealed cylinder, the sealing block with the sealed hole activity is supported tightly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222374069.3U CN218411606U (en) | 2022-09-05 | 2022-09-05 | Shell airtightness detection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222374069.3U CN218411606U (en) | 2022-09-05 | 2022-09-05 | Shell airtightness detection tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218411606U true CN218411606U (en) | 2023-01-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222374069.3U Active CN218411606U (en) | 2022-09-05 | 2022-09-05 | Shell airtightness detection tool |
Country Status (1)
| Country | Link |
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| CN (1) | CN218411606U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116380345A (en) * | 2023-06-06 | 2023-07-04 | 浙江华朔科技股份有限公司 | Air tightness detection tool for new energy automobile shell |
| CN116577027A (en) * | 2023-06-02 | 2023-08-11 | 富钰精密组件（昆山）有限公司 | Sealing testing equipment |
-
2022
- 2022-09-05 CN CN202222374069.3U patent/CN218411606U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116577027A (en) * | 2023-06-02 | 2023-08-11 | 富钰精密组件（昆山）有限公司 | Sealing testing equipment |
| CN116380345A (en) * | 2023-06-06 | 2023-07-04 | 浙江华朔科技股份有限公司 | Air tightness detection tool for new energy automobile shell |
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