CN209894416U - Cast aluminium spare cavity gas tightness detection device - Google Patents
Cast aluminium spare cavity gas tightness detection device Download PDFInfo
- Publication number
- CN209894416U CN209894416U CN201920617830.7U CN201920617830U CN209894416U CN 209894416 U CN209894416 U CN 209894416U CN 201920617830 U CN201920617830 U CN 201920617830U CN 209894416 U CN209894416 U CN 209894416U
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- positioning
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- positioning seat
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- lifting platform
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Abstract
The utility model discloses a cast aluminium spare cavity gas tightness detection device, its technical scheme main points include the detection device body, the detection device body is including the elevating platform that is used for placing the piece that awaits measuring, the upper portion of elevating platform is provided with and is used for advancing positioning mechanism who fixes a position the piece that awaits measuring, positioning mechanism is including installing a plurality of positioning seats in the elevating platform outside, swing joint locating lever on the positioning seat and being used for the retaining member of locking locating lever and positioning seat, locating lever one end is inboard to the elevating platform upper portion and extends to be close to with the edge of the piece that awaits measuring, surround the profile shape that forms the piece that awaits measuring. The utility model discloses has easy operation, effect that application scope is good.
Description
Technical Field
The utility model relates to a cast aluminium spare detection device, more specifically say that it relates to a cast aluminium spare cavity gas tightness detection device.
Background
The cast aluminum part is a spare part produced and processed by adopting a casting production process, and in the casting production process, certain defects are generated in the interior or the surface of the cast aluminum part due to various uncertain factors to influence the performance of the cast aluminum part, so that various detection equipment is required to be adopted to detect the surface, the interior and various parameter performances of the cast aluminum part, and the outflow of defective products is avoided.
The aluminum casting cavity is one of the important components of the aluminum casting, has wide application scenes in industrial production, and has particularly important sealing performance for the aluminum casting cavity.
This seepage check out test set includes that a detection groove, a detection platform and the controlgear of equipment such as installation instrument that the water storage was used, and the inside of detecting the groove is provided with a elevating platform, detects the platform and goes up and down with the elevating platform is synchronous, detects and installs the flexible depression bar of a plurality of on the platform, and the upper surface of elevating platform is provided with the high pressure gas outlet. When detecting, cover the surface of the elevating platform with the piece to be detected, cover the high pressure venthole of the upper surface of the elevating platform, and seal the cavity and seal through a sealing gasket, the extension of the telescopic pressure rod on the detecting platform, the clamp matched with the shape of the upper part of the piece to be detected is installed at the movable end of the telescopic pressure rod, the piece to be detected and the elevating platform are compressed and sealed, then the hydraulic or pneumatic lifting device drives the elevating platform and the detecting platform to descend synchronously, so that the piece to be detected on the elevating platform is immersed in water, the external high pressure air source ventilates to the inside of the cavity through the high pressure venthole on the upper part of the elevating platform, and whether bubbles are generated in the water is checked, so.
When the upper portion installation of elevating platform awaits measuring, the unable accurate positioning in position of awaiting measuring, owing to be used for pressing the anchor clamps fixed mounting that awaits measuring upper portion at the lower extreme of flexible depression bar, its position is fixed in the horizontal direction, can't adjust, and the appearance of awaiting measuring often is anomalous shape, all need adjust the position of awaiting measuring when laying the awaiting measuring at every turn, in order to adapt to the position of upper portion anchor clamps, in case the skew appears cavity and elevating platform surface laminating incompletion and produce gas leakage, influence the detection of cast aluminium spare cavity, and often the shape that different cast aluminium spare cavity and elevating platform laminated mutually is all inequality, the location frock that needs the difference is fixed a position the position of cast aluminium spare, the cost that detects has been increased.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model provides a cast aluminium spare cavity gas tightness detection device to make things convenient for the piece that awaits measuring can accurately place the upper portion at the elevating platform, and can be applicable to the use of the piece that awaits measuring of different shapes.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a cast aluminium spare cavity gas tightness detection device, includes the detection device body, the detection device body is including the elevating platform that is used for placing the piece that awaits measuring, the upper portion of elevating platform is provided with and is used for going on the positioning mechanism who fixes a position the piece that awaits measuring, positioning mechanism is including installing a plurality of positioning seats in the elevating platform outside, swing joint locating lever on the positioning seat and being used for the retaining member of locking locating lever and positioning seat, locating lever one end is inboard to elevating platform upper portion and extends to be close to with the edge of the piece that awaits measuring, surround the profile shape that forms the piece that awaits.
The utility model discloses further set up to: the positioning seat is provided with a second adjusting hole, the positioning rod penetrates through the second adjusting hole to form a sliding connection structure, the locking piece comprises two locking nuts, and the two locking nuts are respectively in threaded connection with the positions, corresponding to the two sides of the positioning seat, of the positioning rod.
Through adopting above-mentioned technical scheme, adopt two lock nut, can fix locating lever and positioning seat, make things convenient for operating personnel to adjust.
The utility model discloses further set up to: and one end of the positioning rod, which extends towards the inner side of the upper part of the lifting platform, is provided with a positioning ejector block, and the surface of the positioning ejector block is arc-shaped.
Through adopting above-mentioned technical scheme, set up the surface on the locating lever and be curved location kicking block, curved surface structure can make the regional profile of holding of awaiting measuring more smooth, is convenient for place the piece that awaits measuring.
The utility model discloses further set up to: the positioning seat is movably installed on the lifting platform through an adjusting mechanism, the adjusting mechanism comprises a fixing frame fixedly connected to the lifting platform and an adjusting frame fixedly connected to the positioning seat, and the adjusting frame is connected with the fixing frame in a sliding mode.
Through adopting above-mentioned technical scheme, positioning seat and mount sliding connection for the positioning seat can the relative activity in lift platform's position, so that the user adjusts the different profile that awaits measuring.
The utility model discloses further set up to: the positioning seat is movably installed on the lifting platform through an adjusting mechanism, the adjusting mechanism comprises a fixing frame fixedly connected to the lifting platform and an adjusting frame fixedly connected to the positioning seat, the adjusting frame is in sliding connection with the fixing frame, and the sliding directions of the positioning rod and the positioning seat are mutually inclined with the sliding directions of the adjusting frame and the fixing frame.
Through adopting above-mentioned technical scheme, because the slip direction of locating lever and the slip direction of positioning seat slope each other, the removal of both directions is mutually supported, can make the location end free activity on the plane in certain area of locating lever, increases the accommodation range of location end.
The utility model discloses further set up to: the fixing frame is of a rod-shaped structure, a first adjusting hole for the fixing frame to penetrate through is formed in the adjusting frame, and an extruding block for friction locking is arranged between the first adjusting hole and the fixing frame.
Through adopting above-mentioned technical scheme, the extrusion piece can increase mount and the frictional force of adjusting relative movement between the hole one, uses great power to overcome this frictional force and adjusts the position of alignment jig during the regulation, and when detecting the piece that awaits measuring, the mistake touches or the position that slight collision can not change the alignment jig.
The utility model discloses further set up to: the fixed frame is of an annular structure surrounding the edge of the upper part of the lifting platform.
Through adopting above-mentioned technical scheme, the mount sets up to annular structure, and the shape of the regulation hole on the alignment jig is mutually supported with the shape of mount for the alignment jig can carry out the adjustment of circumference around the piece that awaits measuring, is convenient for fix a position the profile that awaits measuring of all directions.
The utility model discloses further set up to: the positioning rod is parallel to the lifting platform.
Through adopting above-mentioned technical scheme, because locating lever and elevating platform are parallel to each other for the locating lever can keep relatively stable position at elevating platform surface skew process.
The utility model discloses further set up to: the positioning seat is detachably and fixedly installed on the lifting platform through bolts.
Through adopting above-mentioned technical scheme, each positioning seat adopts mutually independent structure to through bolt fixed mounting on the elevating platform, operating personnel can adjust according to the shape of the piece that awaits measuring.
The utility model discloses further set up to: the positioning ejector block is pressed on the lifting platform.
To sum up, the utility model discloses following beneficial effect has:
set up positioning mechanism on the upper portion of elevating platform, adjust the locating lever in the middle of the positioning mechanism, promote the locating lever to the center of elevating platform, and make the one end of locating lever and await measuring a mutual approach, form a spacing portion in the middle zone of elevating platform, and it is fixed through retaining member locking, operating personnel is examining time measuring to awaiting measuring, can place the piece that awaits measuring and detect in the exact region relatively accurately, reduced the degree of difficulty of regulation, can improve detection efficiency.
The shape surrounded by the positioning rod can be adjusted according to different shapes of the piece to be detected through a movable positioning mode, and the application range of the equipment can be enlarged.
Drawings
Fig. 1 is a schematic structural view of the leak detection apparatus of the present embodiment;
FIG. 2 is a plan view of the positioning mechanism of the present embodiment;
FIG. 3 is an enlarged view at A in FIG. 2;
fig. 4 is a schematic structural diagram of the positioning seat and the adjusting bracket of the embodiment.
Reference numerals: 1. a detection tank; 2. a lifting platform; 3. a detection table; 4. a telescopic pressure lever; 5. extruding the clamp; 6. a fixed mount; 7. a piece to be tested; 8. positioning a rod; 9. positioning a top block; 10. an adjusting bracket; 11. positioning seats; 12. locking the nut; 13. a first adjusting hole; 14. extruding the block; 15. and a second adjusting hole.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The embodiment discloses a cast aluminum cavity airtightness detection device, as shown in fig. 1-4, including the detection device body and the positioning mechanism to the location of piece 7 to be measured, positioning mechanism is including installing positioning seat 11 on 2 upper portions of elevating platform, the quantity of positioning seat 11 is provided with a plurality ofly, and distribute in the upper portion outside position of elevating platform 2, be provided with regulation hole two 15 in the middle of each positioning seat 11, the inside sliding connection of regulation hole two 15 has locating lever 8, the one end of locating lever 8 passes from regulation hole two 15 and extends to the central point of elevating platform 2, until near position of piece 7 to be measured, tighten two lock nuts 12 of threaded connection on locating lever 8, make between locating lever 8 and positioning seat 11 locking each other fixed, form the region that can hold piece 7 to be measured just between each locating lever 8.
When detecting, the testing personnel can put the piece 7 that awaits measuring on elevating platform 2 accurately relatively, has improved the detection efficiency to cast aluminium spare cavity, need examine the piece 7 that awaits measuring to the difference simultaneously, unscrew two locking bolt, put first piece 7 that awaits measuring to suitable position, adjust the position of locating lever 8, extend to the piece 7 that awaits measuring, to suitable position, it is fixed to screw up locking nut 12.
One end of the positioning rod 8 close to the piece to be measured 7 is provided with a positioning ejector block 9, the surface of the positioning ejector block 9 is of a smooth cambered surface structure, the lower part of the positioning ejector block 9 is supported on the upper part of the lifting platform 2 in a propping mode, the positioning seat 11 and the positioning ejector block 9 jointly support the positioning rod 8 and keep the positioning rod in a parallel position with the lifting platform 2, and therefore the height of the positioning rod 8 is kept consistent with that of the lifting platform in the process of moving and adjusting.
Positioning seat 11 fixed connection is on elevating platform 2, and there are a plurality of screws in the upper portion border position of elevating platform 2, and 11 accessible bolts fixed mounting of each positioning seat are in the outside of the piece 7 that awaits measuring for positioning seat 11 distributes in the peripheral position of the piece 7 that awaits measuring, and locating lever 8 can be followed all directions and is fixed a position the piece 7 that awaits measuring, and convenience of customers can adjust the region that awaits measuring.
The positioning seat 11 can also be movably connected to the lifting platform 2 in a sliding manner, a rod-shaped fixing frame 6 is mounted on the outer side of the upper portion of the lifting platform 2, a first adjusting hole 13 is formed in the adjusting frame 10, the first adjusting hole 13 is sleeved on the outer side of the rod-shaped fixing frame 6, the positioning seat 11 can slide along the fixing frame 6, the position of the adjusting frame 10 is adjusted, an extruding block 14 made of elastic materials is arranged between the inner side wall of the first adjusting hole 13 and the fixing frame 6, the friction force required to be overcome by sliding between the adjusting frame 10 and the fixing frame 6 is increased, the stability of a static state between the adjusting frame 10 and the fixing frame 6 is increased, and unnecessary deviation is prevented from.
The sliding direction of the adjusting frame 10 on the fixing frame 6 and the sliding direction of the positioning rod 8 on the positioning seat 11 form a vertical angle, and the two moving directions form mutually vertical quadrants, so that the movement of the adjusting frame and the positioning rod can enable the positioning top block 9 to freely move in the plane range of the lifting table 2, and a user can conveniently adjust the position.
In order to guarantee that the positioning ejector block 9 can better position and limit the piece to be measured 7, the fixing frame 6 can be composed of four rod pieces, and each rod piece mutually surrounds to form a rectangular annular structure and surrounds the outer side of the piece to be measured 7, so that the positioning rod 8 can position the piece to be measured 7 from the periphery to be suitable for the piece to be measured 7 in an irregular shape.
This seepage check out test set includes that the water storage is used examines test table 3 and the controlgear of examining of equipment such as groove 1, installation instrument, examines the inside of detecting groove 1 and is provided with a elevating platform 2, examines test table 3 and elevating platform 2 synchronous lift, examines and installs the flexible depression bar 4 of a plurality of on the test table 3, and the upper surface of elevating platform 2 is provided with the high pressure gas outlet. When in detection, one end of the positioning rod 8 is close to the piece to be detected 7 by adjusting the position of the positioning rod 8, a limit part is formed in the middle area of the lifting platform 2, the piece 7 to be tested is placed in the limit part, the piece 7 to be tested covers the high-pressure air outlet hole on the upper surface of the lifting platform 2, the cavity and the lifting platform 2 are sealed through a sealing gasket, a telescopic pressure rod 4 on the detection platform 3 extends, an extrusion clamp 5 matched with the upper part of the piece to be detected 7 in shape is arranged at the movable end of the telescopic pressure rod 4, the piece to be detected 7 and the lifting platform 2 are compressed and sealed, then the hydraulic or pneumatic lifting device drives the lifting platform 2 and the detection platform 3 to synchronously descend so that the piece 7 to be detected on the lifting platform 2 is immersed in water, an external high-pressure air source ventilates the cavity through a high-pressure air outlet at the upper part of the lifting platform 2, and whether air leakage bubbles are generated in water or not is checked so as to check the leakage performance of the cavity.
The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement, or improvement made within the design concept of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. The utility model provides a cast aluminium spare cavity gas tightness detection device, includes the detection device body, the detection device body is including being used for placing elevating platform (2) of piece (7) that awaits measuring, its characterized in that: the upper portion of elevating platform (2) is provided with and is used for carrying out the positioning mechanism who fixes a position to waiting to measure piece (7), positioning mechanism is including installing a plurality of positioning seats (11), swing joint locating lever (8) in positioning seat (11) in the elevating platform (2) outside and being used for locking the retaining member of locating lever (8) and positioning seat (11), locating lever (8) one end is inboard to extending in elevating platform (2) upper portion to be close to with the edge of waiting to measure piece (7), surround the profile shape that forms waiting to measure piece (7).
2. The aluminum casting cavity airtightness detection apparatus according to claim 1, wherein: the positioning seat (11) is provided with a second adjusting hole (15), the positioning rod (8) penetrates through the second adjusting hole (15) to form a sliding connection structure, the locking piece comprises two locking nuts (12), and the two locking nuts (12) are respectively in threaded connection with the positions, corresponding to the two sides of the positioning seat (11), of the positioning rod (8).
3. The aluminum casting cavity airtightness detection apparatus according to claim 1, wherein: one end of the positioning rod (8) extending towards the inner side of the upper part of the lifting platform (2) is provided with a positioning ejector block (9), and the surface of the positioning ejector block (9) is arc-shaped.
4. The aluminum casting cavity airtightness detection apparatus according to claim 1, wherein: the positioning seat (11) is movably mounted on the lifting platform (2) through an adjusting mechanism, the adjusting mechanism comprises a fixing frame (6) fixedly connected to the lifting platform (2) and an adjusting frame (10) fixedly connected to the positioning seat (11), and the adjusting frame (10) is connected with the fixing frame (6) in a sliding mode.
5. The aluminum casting cavity airtightness detection apparatus according to claim 2, wherein: the positioning seat (11) is movably mounted on the lifting platform (2) through an adjusting mechanism, the adjusting mechanism comprises a fixing frame (6) fixedly connected to the lifting platform (2) and an adjusting frame (10) fixedly connected to the positioning seat (11), the adjusting frame (10) is in sliding connection with the fixing frame (6), and the sliding directions of the positioning rod (8) and the positioning seat (11) and the sliding directions of the adjusting frame (10) and the fixing frame (6) are mutually inclined.
6. The aluminum casting cavity airtightness detection apparatus according to claim 4 or 5, wherein: the fixing frame (6) is of a rod-shaped structure, a first adjusting hole (13) for the fixing frame (6) to penetrate through is formed in the adjusting frame (10), and an extruding block (14) for friction locking is arranged between the first adjusting hole (13) and the fixing frame (6).
7. The aluminum casting cavity airtightness detection apparatus according to claim 6, wherein: the fixed frame (6) is of an annular structure surrounding the upper edge of the lifting platform (2).
8. The aluminum casting cavity airtightness detection apparatus according to claim 1, wherein: the positioning rod (8) is parallel to the lifting platform (2).
9. The aluminum casting cavity airtightness detection apparatus according to claim 2, wherein: the positioning seat (11) is detachably and fixedly arranged on the lifting platform (2) through a bolt.
10. The aluminum casting cavity airtightness detection apparatus according to claim 3, wherein: the positioning ejector block (9) is pressed on the lifting platform (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920617830.7U CN209894416U (en) | 2019-04-30 | 2019-04-30 | Cast aluminium spare cavity gas tightness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920617830.7U CN209894416U (en) | 2019-04-30 | 2019-04-30 | Cast aluminium spare cavity gas tightness detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209894416U true CN209894416U (en) | 2020-01-03 |
Family
ID=69020006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920617830.7U Expired - Fee Related CN209894416U (en) | 2019-04-30 | 2019-04-30 | Cast aluminium spare cavity gas tightness detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209894416U (en) |
-
2019
- 2019-04-30 CN CN201920617830.7U patent/CN209894416U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200103 |