CN218211769U - Auxiliary device for air tightness detection - Google Patents
Auxiliary device for air tightness detection Download PDFInfo
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- CN218211769U CN218211769U CN202222131102.XU CN202222131102U CN218211769U CN 218211769 U CN218211769 U CN 218211769U CN 202222131102 U CN202222131102 U CN 202222131102U CN 218211769 U CN218211769 U CN 218211769U
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Abstract
The utility model relates to an air tightness detection auxiliary device, which comprises a first sealing component and a second sealing component, wherein the first sealing component comprises a sealing cover and a push cover driving part, the sealing cover is provided with a containing space, the bottom of the containing space is provided with an opening, the opening is provided with a first sealing ring, the first sealing ring is used for being matched with a first open slot on a product to be detected, the sealing cover is provided with a first open hole and a second open hole, and the first open hole is used for being communicated with an air tightness instrument; the second sealing assembly comprises a plugging pipe with a hollow space and a push pipe driving part, a second sealing ring is arranged at one end, away from the push pipe driving part, of the plugging pipe, the second sealing ring is used for being matched with a second groove in a product to be detected, and one end, provided with the second sealing ring, of the plugging pipe can penetrate through a second opening of the sealing cover to enter the sealing cover. The device provided by the utility model, through setting up first seal assembly, second seal assembly, can improve the efficiency and the detection precision of the detection of the sealed shutoff of product.
Description
Technical Field
The utility model relates to an air tightness detection auxiliary device.
Background
At present, a high-voltage connecting piece used on a new energy automobile is formed by injection molding, a PIN end is arranged on the high-voltage connecting piece, the air tightness of a plastic part of a connecting piece product is extremely important, if the air tightness is not good, the normal safe use of the automobile can be influenced, and as a new product, a special air tightness detection auxiliary device needs to be developed at present.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an air tightness detects auxiliary device to improve precision and the efficiency that product gas tightness detected.
In order to achieve the purpose, the utility model adopts the technical proposal that:
an auxiliary device for detecting air tightness is provided with a first open slot and a second open slot on a product to be detected, and comprises a first sealing component and a second sealing component,
the first sealing assembly comprises a sealing cover and a cover pushing driving part, the cover pushing driving part is connected with the sealing cover and used for driving the sealing cover to move in the vertical direction, the sealing cover is provided with an accommodating space, an opening is formed in the bottom of the accommodating space, a first sealing ring is arranged at the opening and used for being matched with a first groove in a product to be detected, a first opening and a second opening are formed in the sealing cover, and the first opening is used for being communicated with an air tightness instrument; the second sealing assembly comprises a plugging pipe with a hollow space and a pipe pushing driving part, a second sealing ring is arranged at one end, away from the pipe pushing driving part, of the plugging pipe, the second sealing ring is used for being matched with a second groove in a product to be detected, the pipe pushing driving part is connected with the plugging pipe and used for driving the plugging pipe to move in the horizontal direction, and one end, provided with the second sealing ring, of the plugging pipe can penetrate through a second hole of the sealing cover to enter the sealing cover.
Preferably, the auxiliary device for detecting airtightness further comprises a pushing assembly, and the pushing assembly is used for pushing the product to move in the horizontal direction, so that the product moves below the sealing cover or away from the sealing cover.
Preferably, the pushing assembly comprises an accommodating box and a pushing driving component, the accommodating box is provided with an accommodating space, a product to be detected is located in the accommodating space of the accommodating box, and the pushing driving component is connected with the accommodating box and used for driving the accommodating box to move in the horizontal direction.
Preferably, a positioning piece is arranged on the accommodating box and is matched with the product to be detected for positioning the product to be detected.
Preferably, the auxiliary device for detecting air tightness further comprises a first limiting member, the first limiting member is disposed on one side of the accommodating box, and the first limiting member is used for limiting the accommodating box.
Preferably, the auxiliary device for detecting airtightness further comprises a second limiting member, the second limiting member is disposed on the other side of the accommodating box, and the second limiting member is used for limiting the accommodating box.
Preferably, the air-tightness detection auxiliary device further comprises a guide rail, and the accommodating box is arranged on the guide rail and can move along the guide rail.
Preferably, the accommodating space of the accommodating box is a space with one open surface and the other closed surface.
Preferably, the auxiliary device for detecting air tightness further comprises a first connecting pipe and a second connecting pipe, one end of the first connecting pipe is communicated with the sealing cover, and the other end of the first connecting pipe is used for being communicated with an air tightness instrument; one end of the second connecting pipe is communicated with the plugging pipe, and the other end of the second connecting pipe is communicated with the air-tight instrument.
Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
the utility model provides an air tightness detection auxiliary device through setting up first seal assembly, second seal assembly, can improve the efficiency and the detection precision of the detection of the sealed shutoff of product.
Drawings
Fig. 1 is a front sectional view of the auxiliary device for air tightness detection provided by the present invention;
fig. 2 is a perspective view of the auxiliary device for detecting air tightness provided by the present invention;
fig. 3 is a structural diagram of a plugging pipe and a second sealing ring of the auxiliary device for detecting air tightness provided by the utility model;
fig. 4 is a first view angle diagram of the product provided by the present invention;
fig. 5 is a structural diagram of a second view angle of the product provided by the present invention.
In the drawings above: 1-sealing cover, 2-first sealing ring, 3-pushing cover driving part, 4-plugging pipe, 5-pushing pipe driving part, 6-second sealing ring, 7-containing box, 8-pushing material driving part, 9-product, 91-first open slot, 92-second open slot, 93-PIN end, 94-opening hole on product, 10-positioning piece, 11-limiting damping of first limiting piece, 12-limiting damping of second limiting piece, 13-guide rail and 14-second connecting pipe.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
In this embodiment, the product 9 has a first slot 91 and a second slot 92, the first slot 91 is located on a first plane, the second slot 92 is located on a second plane, the first plane and the second plane are not on the same plane, and the first plane and the second plane intersect with each other to form an included angle, such as 90 degrees; a second slot 92 is located around PIN end 93, see fig. 4 and 5. The product model number is A501641.
Referring to the auxiliary device for detecting airtightness shown in fig. 1 to 3, the device includes a first sealing assembly, a second sealing assembly and a pushing assembly, specifically:
the first seal assembly is constructed as follows: first seal assembly includes sealed lid 1 and pushes away and cover driver part 3, pushes away to cover driver part 3 and is connected with sealed lid 1 and is used for driving sealed lid 1 and removes in vertical direction (like the Z direction), and sealed lid 1 has accommodation space, and the opening is seted up to accommodation space's bottom, and the opening part is provided with first sealing washer 2, and first sealing washer 2 sets up in the bottom of sealed lid 1, and when detecting, product 9 is located the below of sealed lid 1, and first sealing washer 2 is relative with product 9. The first sealing ring 2 is a hollow annular structure, and the first sealing ring 2 is used for matching with the first open slot 91 on the product 9 to be detected, namely, the outer contour of the first sealing ring 2 corresponds to the outer contour of the first open slot 91 on the product 9 to be detected.
Still seted up first trompil and second trompil on the sealed lid 1, first trompil is used for with airtight appearance intercommunication, cover 1 when sealed lid and establish on product 9, first sealing washer 2 is laminated mutually with the first fluting 91 that waits to detect on the product 9, the air supply is used for letting in gas to airtight appearance with airtight appearance intercommunication, airtight appearance is through first trompil and sealed lid intercommunication, let in gas in the accommodation space of sealed lid by airtight appearance, make first sealing washer 2 both sides expansion behind gaseous atress (power is the extrusion force) closely laminate with the first fluting 91 that waits to detect on the product 9 and form sealed space, detect the gas tightness of product 9 through airtight appearance.
The auxiliary device for detecting the air tightness further comprises a first connecting pipe, one end of the first connecting pipe is communicated with the first open hole of the sealing cover, and the other end of the first connecting pipe is used for being communicated with an air tightness instrument.
The second seal assembly is constructed as follows: the second sealing assembly comprises a plugging pipe 4 with a hollow space and a push pipe driving part 5, a second sealing ring 6 is arranged at one end, far away from the push pipe driving part 5, of the plugging pipe 4, the second sealing ring 6 is of a hollow annular structure, the second sealing ring 6 is used for being matched with a second open groove 92 on a product 9 to be detected, and namely the outer contour of the second sealing ring 6 corresponds to the outer contour of the second open groove 92 on the product 9 to be detected.
The shutoff pipe 4 extends along the horizontal direction (like the X direction), and ejector sleeve driver part 5 is connected with shutoff pipe 4 and is used for driving shutoff pipe 4 and removes at the horizontal direction, and the second trompil that the second sealing washer 6 can be passed through to the one end that shutoff pipe 4 was equipped with in the sealed lid 1 of sealed lid 1 for second sealing washer 6 laminates mutually with the second fluting 92 that waits to detect on the product 9 (when the gas tightness test, the periphery that the one end that shutoff pipe 4 was equipped with second sealing washer 6 passed the second trompil of sealed lid 1 can overlap and establish the sealing washer and guarantee the leakproofness here).
The gas tightness detects auxiliary device and still includes second connecting pipe 14, the one end and the shutoff pipe 4 intercommunication of second connecting pipe 14, the other end of second connecting pipe 14 is used for and airtight appearance intercommunication, airtight appearance is used for letting in gas to shutoff pipe 4, after letting in gas, second sealing washer 6 both sides inflation can closely laminate with the second fluting 92 that waits to detect on the product 9 behind the gaseous atress, reduce the gas possibility of running off from the gap between second sealing washer and the product, the accuracy of airtight detection has been ensured.
When the plugging pipe 4 is pushed to move towards the second open slot 92 on the product 9, the plugging pipe 4 penetrates through the PIN end 93 of the product 9 until the second sealing ring 6 is attached to the second open slot 92, namely the PIN end 93 of the product 9 is positioned in the hollow space of the plugging pipe 4; the middle part of the second sealing ring 6 is provided with a through hole for the PIN end 93 to pass through.
The propelling movement subassembly is used for promoting product 9 and removes in the horizontal direction, make product 9 remove to sealed lid 1 below or keep away from sealed lid 1, the propelling movement subassembly is including holding box 7 and pushing away material drive unit 8, it has the accommodation space to hold box 7, the accommodation space that holds box 7 is one side open, all the other faces confined space, it is located the accommodation space that holds box 7 and exposes from open one side to wait to detect product 9, it is connected with holding box 7 and is used for the drive to hold box 7 and remove in the horizontal direction to push away material drive unit 8, the upper surface place plane that holds box 7 is less than the plane that the shutoff pipe 4 is located. When a product 9 needs to be detected, the product 9 is placed in the accommodating box 7, and the pushing driving part 8 drives the accommodating box 7 to move towards the direction close to the sealing cover 1 until the product is positioned right below the sealing cover 1; after the detection is finished, the pushing driving part 8 drives the accommodating box 7 to move to the initial preset position in the direction away from the sealing cover 1.
Further, hold and be provided with setting element 10 on the box 7, setting element 10 with wait to detect product 9 looks adaptation and be used for the location and wait to detect product 9, be the column like setting element 10, wait to detect and be provided with trompil 94 on the product 9, the trompil that will wait to detect product 9 corresponds the reference column and puts into fixable product 9, prevents that product 9 from removing in holding box 7, can guarantee to detect the precision. In some embodiments, the positioning members 10 may be positioning pins, two positioning members 10 may be disposed at opposite corners of the upper portion of the accommodating box 7, the two positioning members 10 are disposed to fit into the openings 94 of the product 9 to be detected, and bushings are disposed in the product openings 94 and made of metal, so that the possibility of abrasion of the positioning members to the bushings can be reduced by using the bushings made of metal.
Further, the auxiliary device for detecting air tightness further comprises a first limiting member 11, the first limiting member 11 is disposed on a side of the accommodating box 7, the side is a side away from the sealing cover 1, and can be defined as an initial position, that is, a position for placing the product 9 to be detected or a position for returning after the detection of the product 9 is completed, and when the sealing cover 1 abuts against the first limiting member 11, the sealing cover 1 can be limited to continue moving.
Further, the auxiliary device for detecting air tightness further comprises a second limiting member 12, the second limiting member 12 is disposed on the other side of the accommodating box 7, the side is the side close to the sealing cover 1 and can be defined as a processing position, at this time, the accommodating box 7 is located right below the sealing cover 1, and when the accommodating box 7 abuts against the second limiting member, the sealing cover 1 can be limited to continue moving.
In some embodiments, each of the first limiting member and the second limiting member includes a fixing rod, and a limiting damper disposed on the fixing rod, the fixing rod extends along a vertical direction, the limiting damper extends along a horizontal direction, the limiting damper can abut against the accommodating box 7, and the limiting damper 11 of the first limiting member and the limiting damper 12 of the second limiting member are shown in fig. 1.
Further, the auxiliary device for detecting airtightness further comprises a guide rail 13, the guide rail 13 extends in the horizontal direction, the accommodating box 7 is arranged on the guide rail 13 and can move along the guide rail 13, the guide rail 13 is arranged so that the accommodating box 7 can move quickly and smoothly, the accommodating box 7 can be prevented from shifting, and detection precision is guaranteed.
In some embodiments, the cap pushing driving part 3, the tube pushing driving part 5 and the material pushing driving part 8 may be air cylinders, hydraulic cylinders or motors.
The specific implementation manner of the airtightness detection of the product 9 by using the auxiliary device for airtightness detection of the present embodiment is as follows: the push-pull assembly pushes the product 9 to the position below the sealing cover 1, the sealing cover 1 is covered on the product 9 through the push-cover driving part 3, preliminary sealing of an airtight detection area of the product 9 is achieved, then the push-pipe driving part 5 pushes the blocking pipe 4 to enable one end, provided with a second sealing ring, of the blocking pipe to penetrate through a second hole of the sealing cover, and the blocking pipe 4 penetrates through a PIN end 93 of the product 9 until the second sealing ring 6 is attached to a second groove 92 of the product; and then the air tightness instrument is communicated with the first opening hole on the sealing cover 1 and blows a certain amount of gas into the sealing cover 1, the air tightness instrument blows gas into the plugging pipe 4, after the gas is blown, the expansion of the two sides of the first sealing ring 2 after the gas is stressed can be tightly attached to the first open groove 91 on the product 9 to be detected, the sealing of the second open groove 92 on the product is realized by utilizing the principle that the second sealing ring 6 on the plugging pipe 4 is stressed and expands towards the two sides, and further, the air tightness plugging detection is carried out on the plastic part of the product 9. The device can improve the efficiency and the detection precision of the detection of the sealing and plugging of the product.
In this embodiment, the air tightness detector is a differential pressure type (also called a contrast type) air tightness detector, and two interfaces are arranged behind the air tightness detector, wherein one interface is connected with a standard product (a qualified product) and the other interface is connected with a detection product. The instrument simultaneously fills equal air pressure into the standard product and the detection product, then cuts off the air source, observes the difference value of the air pressure in the standard product minus the air pressure in the detection product, if the difference value is zero, the detection product is qualified as the standard product; otherwise, the detection product is unqualified. The air-tightness instrument is a detection device well known to those skilled in the art, and the structure thereof is not specifically described.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.
Claims (9)
1. An auxiliary device for detecting air tightness is provided with a first open slot and a second open slot on a product to be detected, and is characterized in that the auxiliary device for detecting air tightness comprises a first sealing component and a second sealing component,
the first sealing assembly comprises a sealing cover and a cover pushing driving part, the cover pushing driving part is connected with the sealing cover and used for driving the sealing cover to move in the vertical direction, the sealing cover is provided with an accommodating space, an opening is formed in the bottom of the accommodating space, a first sealing ring is arranged at the opening and used for being matched with a first groove in a product to be detected, a first opening and a second opening are formed in the sealing cover, and the first opening is used for being communicated with an air tightness instrument; the second sealing assembly comprises a plugging pipe with a hollow space and a pipe pushing driving part, a second sealing ring is arranged at one end, away from the pipe pushing driving part, of the plugging pipe, the second sealing ring is used for being matched with a second groove in a product to be detected, the pipe pushing driving part is connected with the plugging pipe and used for driving the plugging pipe to move in the horizontal direction, and one end, provided with the second sealing ring, of the plugging pipe can penetrate through a second hole of the sealing cover to enter the sealing cover.
2. The auxiliary device for detecting air tightness as claimed in claim 1, further comprising a pushing member for pushing the product to move in a horizontal direction so that the product moves below or away from the sealing cover.
3. The auxiliary device for detecting the air tightness according to claim 2, wherein the pushing assembly comprises an accommodating box and a pushing driving part, the accommodating box is provided with an accommodating space, a product to be detected is located in the accommodating space of the accommodating box, and the pushing driving part is connected with the accommodating box and used for driving the accommodating box to move in the horizontal direction.
4. The auxiliary device for detecting the air tightness as claimed in claim 3, wherein a positioning member is arranged on the accommodating box, and the positioning member is adapted to the product to be detected and used for positioning the product to be detected.
5. The auxiliary device for gas tightness detection according to claim 3, further comprising a first stopper disposed at one side of the accommodating case, the first stopper being configured to restrict the accommodating case.
6. The auxiliary device for detecting the airtightness of claim 5, further comprising a second limiting member, disposed on the other side of the accommodating box, for limiting the accommodating box.
7. The airtightness detection aid according to claim 3, wherein the airtightness detection aid further comprises a guide rail, and the accommodation box is disposed on the guide rail so as to be movable along the guide rail.
8. The auxiliary device for detecting airtightness according to claim 3, wherein the accommodating space of the accommodating box is a space having one open side and the other closed side.
9. The auxiliary device for detecting airtightness according to claim 1, wherein the auxiliary device for detecting airtightness further comprises a first connecting tube and a second connecting tube, one end of the first connecting tube being in communication with the sealing cover, and the other end of the first connecting tube being adapted to communicate with an airtightness meter; one end of the second connecting pipe is communicated with the plugging pipe, and the other end of the second connecting pipe is communicated with the air tightness instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222131102.XU CN218211769U (en) | 2022-08-12 | 2022-08-12 | Auxiliary device for air tightness detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222131102.XU CN218211769U (en) | 2022-08-12 | 2022-08-12 | Auxiliary device for air tightness detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218211769U true CN218211769U (en) | 2023-01-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222131102.XU Active CN218211769U (en) | 2022-08-12 | 2022-08-12 | Auxiliary device for air tightness detection |
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| Country | Link |
|---|---|
| CN (1) | CN218211769U (en) |
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2022
- 2022-08-12 CN CN202222131102.XU patent/CN218211769U/en active Active
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