CN101696662A - Automobile engine cylinder head with complex shape and device for detecting flaws and leakage of tightness of automobile engine cylinder head with complex shape - Google Patents
Automobile engine cylinder head with complex shape and device for detecting flaws and leakage of tightness of automobile engine cylinder head with complex shape Download PDFInfo
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- CN101696662A CN101696662A CN200910195364A CN200910195364A CN101696662A CN 101696662 A CN101696662 A CN 101696662A CN 200910195364 A CN200910195364 A CN 200910195364A CN 200910195364 A CN200910195364 A CN 200910195364A CN 101696662 A CN101696662 A CN 101696662A
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- driving fit
- cylinder head
- automobile engine
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Abstract
The invention discloses an automobile engine cylinder head with a complex shape and a device for detecting flaws and leakage of tightness of the automobile engine cylinder head with the complex shape, belongs to the technical field of industrial part processing and detection, particularly relates to a technique for detecting defects and leakage of complex automobile engine cylinder heads. The invention is characterized in that: the automobile engine cylinder head is of a dustpan shape, and has complex shape of having three edge planes; the leakage detection device is a plugging device formed by covering a panel controlled by an air cylinder or an oil cylinder and sealing planes of different edges; the different plugging devices comprise a top plugging device, a side-inclined plane plugging device, a bottom plugging device, and an interlayer through hole plugging device. The device has the advantages that: the device can perform plugging, flaw and leakage detection on the similar dustpan-shaped open cylinder head, complete the plugging and flaw detection of the interlayer holes, can be used on the entire fully-automatic assembly line because of being equipped with an automatic in-place feeding and discharging device, achieves the aims of reliable detection and high efficiency, and is suitable to be used in production.
Description
Technical field
Belonging to industry zero, component processing and detection technique field, exactly is a kind of leak detection to complicated automobile engine cylinder head, inspection technique.
Background technique
Automobile engine cylinder head has the leakage rate requirement behind die cast.Therefore, after die castings is carried out the preparatory processing moulding, must carry out the pressure flaw detection to oil duct, tracheae and the water pipe of cylinder cap and leak hunting, traditional cylinder cap all is a rectangular shape, and its six faces all are horizontal vertically flat, are very easy to shutoff.Along with the energy-saving and cost-reducing proposition that requires, the young mobile motor is shown one's talent, it is complex-shaped, as the some faces in six faces is the inclined-plane, and a certain plane and confluce, inclined-plane do not have metal support, in the middle of that is to say is empty, can only rely on the plane to make shutoff face with the lines that the inclined-plane links to each other all around, and traditional plugging method is difficult to prove effective.
Summary of the invention
The present invention carry a kind of can reliable shutoff and a kind of complicated shape automobile engine cylinder head of leak detection and to the complicated shape automobile engine cylinder head to the flaw detection leakage detection apparatus of its sealing.
The technological scheme that the present invention takes:
A kind of complicated shape automobile engine cylinder head, comprise lid, its scheme is: engine cylinder cover is the half-headed drawer-like bucket that has contour right angle walls to enclose mutually around, the drawer handle face that links to each other with two straight parallel walls is removed with the inclination, is shaped as dustpan, and a rectangular bottom faces is stayed in the bottom surface of dustpan in the outlet port, rectangular bottom faces opposite side hollows out, top has parallel baffle and vertical surface driving fit bottom to form Seal cage, and dividing plate top and vertical surface right side are Seal cage, and vertical surface has through hole; Constitute whole have three edge planes around the automobile engine cylinder head of complicated shape.
The leakage detection apparatus of complicated shape automobile engine cylinder head sealing, by detected material, to detect device that quality testing leaks, the complete machine frame is connected and fixed device and driving mechanism is formed, its scheme is: leakage detection apparatus is to have four controlled respectively plane control device and a control shutoff circular hole device of three edge driving fits to be constituted; The plane control device of described three edge driving fits is respectively the cylinder cap bottom surface driving fit device that component parts constituted that combines with cylinder; The top surface of cylinder cover driving fit device that component parts constituted that combines with oil cylinder; The cylinder cap inclined-plane driving fit device that component parts constituted that combines with oil cylinder; With the cylinder head bore driving fit device that component parts constituted that combines with cylinder that stretches out by inclined-plane driving fit device.
Good effect behind enforcement the present invention is: the uncovered cylinder cap that can finish similar " dustpan " shape carries out shutoff flaw detection leak detection, and can finish the hole in the interlayer is carried out the shutoff leak detection, be furnished with automatic feed again and go into position, discharge device, can on the whole piece full-automatic assembly line, use, realized that leak detection is reliable, the purpose that efficient is high is suitable for producing and uses.
Description of drawings
Fig. 1, cylinder cap top view schematic perspective view;
Fig. 2 looks schematic perspective view at the bottom of the cylinder cap;
Fig. 3, cylinder cap and four blocking device positional structures concern front elevational schematic;
Fig. 4, schematic side view;
Fig. 5, schematic top plan view;
Fig. 6, the sealing schematic representation;
Embodiment
Now the invention will be further described in conjunction with the accompanying drawings
A kind of complicated shape automobile engine cylinder head, comprise lid, its structure is: engine cylinder cover is the half-headed drawer-like bucket that has contour right angle walls to enclose mutually around, the drawer handle face that links to each other with two straight parallel walls is removed with the inclination, be shaped as dustpan, a rectangular bottom faces 46 is stayed in the bottom surface of dustpan in the outlet port, rectangular bottom faces 46 opposite sides hollow out, top has parallel baffle 48 and vertical surface 47 driving fit bottoms to form Seal cage 44, dividing plate 48 tops and vertical surface 47 right sides are Seal cage 43, and vertical surface 47 has through hole 39; Constitute whole have three edge planes 40,41,42 around the automobile engine cylinder head 9 of complicated shape.
The leakage detection apparatus of complicated shape automobile engine cylinder head sealing, by detected material, to detect device that quality testing leaks, the complete machine frame is connected and fixed device and driving mechanism is formed, its formation is: leakage detection apparatus is to have four controlled respectively plane control device and a control shutoff circular hole device of three edge driving fits to be constituted; The plane control device of described three edge driving fits is respectively the cylinder cap bottom surface driving fit device that component parts constituted that combines with cylinder 4; The top surface of cylinder cover driving fit device that component parts constituted that combines with oil cylinder 13; The cylinder cap inclined-plane driving fit device that component parts constituted that combines with oil cylinder 28; With the cylinder head bore driving fit device that component parts constituted that combines with cylinder 33 that stretches out by inclined-plane driving fit device.
Described cylinder cap bottom surface driving fit device is: be screwed on frame 6 two bottom sides by two parallel sliding tracks 1, four groups of slide blocks 2 of fit on the slide rail, slide block top screws togather dull and stereotyped 3, cylinder 4 is fastened on the vertical surface of right angle base plate 5, base plate 5 horizontal planes in right angle are screwed on frame 6 crosspieces, the piston rod of cylinder 4 is screwed on dull and stereotyped 3, fluted on dull and stereotyped 3 planes, a rectangle positioning tool plate 7, be placed in the groove of flat board 3, inlay flat seal 8 on the positioning tool plate 7, cylinder cap 9 is placed on the Sealing 8, three edges 42 of realizing the 9 lid ends of cylinder cap and rectangular bottom faces 46 all with 8 driving fits of part contact; Cylinder cap 9 vertical side are close to the position block 11 that is fixed on the base plate 10.
Described top surface of cylinder cover driving fit device is: can be screwed togather the nut 14 of oil cylinder 13 piston rods and be had stiffening rib 15 to support by the 12 central upper portion places welding of an approximate trapezoid envelope pressing plate, with nut 14 is that symmetry place, center has two through holes, linear bearing 16 passes and wherein is screwed on the fixed plate 17, linear axis 18 passes linear bearing 16, the symmetry perforate of two ends, fixed plate 17 left and right sides is screwed on the suspension rod 20 by screw 19, and suspension rod top is screwed on frame 6 crossbeams by nut 21.Envelope pressing plate 12 bottoms have screwed togather the positioning plate 22 of an approximate trapezoid, are embedded in Sealing 23 and three upper edge 40 driving fits in the positioning plate 22; Finish of the shutoff of cylinder cap top sides along face 40 and skew back face edge face 41.After envelope pressing plate 12 and positioning plate 22 screw togather, form with 41 same angles of inclination, edge in the side and be the secondary surface 24 that its driving fit is extended, be welded with pressurized gas air inlet and exhaust piper 38 on the envelope pressing plate 12; The required control air inlet of the pressurization flaw detection leak detection that realizes workpiece 9 inner sealing chambeies 43 and Seal cage 44, the control valve of exhaust are housed on the pressurized gas air inlet and exhaust piper 38.
Described cylinder cap inclined-plane driving fit device is: by a rectangle envelope pressing plate 25, front-end face screws togather positioning plate 26, Sealing 27 is embedded in the positioning plate 26, the center, back and oil cylinder 28 piston rods of envelope pressing plate 25 screw togather, oil cylinder 28 is fastened on the vertical plane of base plate 29, and base plate 29 is fastened on the frame 6.Correspondingly in the both sides of oil cylinder 28 linear bearing 30 is installed and is fastened on the base plate 29, two linear axis 31 pass linear bearing 30 respectively, and front end screws togather with envelope pressing plate 25, and the plane of Sealing 27 and three hypotenuses are along 41 driving fits.
Described cylinder head bore driving fit device is: cylinder attachment face 45 of back side lower part processing of envelope pressing plate 25, and a concentric through hole 32 arranged, cylinder 33 front ends are lined with packing ring 34 and are fastened on the envelope pressing plate 25, its piston rod passes through hole 32 and screws togather with sliding axle 35, the other end of sliding axle 35 is installed Sealing 36, Sealing 36 is by pressing plate 37 clinchings, and pressing plate 37 is screwed on the sliding axle 35, the through hole 39 peripheral driving fits of the plane of Sealing 36 and cylinder cap 9 inner interlayer vertical surfaces 47.
Claims (6)
1. complicated shape automobile engine cylinder head, comprise lid, it is characterized in that: engine cylinder cover is the half-headed drawer-like bucket that has contour right angle walls to enclose mutually around, the drawer handle face that links to each other with two straight parallel walls is removed with the inclination, be shaped as dustpan, a rectangular bottom faces (46) is stayed in the bottom surface of dustpan in the outlet port, rectangular bottom faces (46) opposite side hollows out, top has parallel baffle (48) and vertical surface (47) driving fit bottom to form Seal cage (44), dividing plate (48) top and vertical surface (47) right side are Seal cage (43), and vertical surface (47) has through hole (39); Constitute integral body have three edge planes (40,41,42) around the automobile engine cylinder head (9) of complicated shape.
2. the leakage detection apparatus of complicated shape automobile engine cylinder head sealing, by detected material, to detect device that quality testing leaks, the complete machine frame is connected and fixed device and driving mechanism is formed, it is characterized in that: leakage detection apparatus is to have four controlled respectively plane control device and a control shutoff circular hole device of three edge driving fits to be constituted; The plane control device of described three edge driving fits is respectively the cylinder cap bottom surface driving fit device that component parts constituted that combines with cylinder (4); The top surface of cylinder cover driving fit device that component parts constituted that combines with oil cylinder (13); The cylinder cap inclined-plane driving fit device that component parts constituted that combines with oil cylinder (28); With the cylinder head bore driving fit device that component parts constituted that combines with cylinder (33) that stretches out by inclined-plane driving fit device.
3. cylinder cap sealing leakage detection apparatus according to claim 2, it is characterized in that: described cylinder cap bottom surface driving fit device is: be screwed on frame (6) two bottom sides by two parallel sliding tracks (1), four groups of slide blocks of fit (2) on the slide rail, slide block top screws togather flat board (3), cylinder (4) is fastened on the vertical surface of right angle base plate (5), right angle base plate (5) horizontal plane is screwed on frame (6) crosspiece, the piston rod of cylinder (4) is screwed on the flat board (3), fluted on dull and stereotyped (3) plane, a rectangle positioning tool plate (7), be placed in the groove of flat board (3), inlay flat seal (8) on the positioning tool plate (7), cylinder cap (9) is placed on the Sealing (8), three edges (42) of realizing cylinder cap (9) the lid end and rectangular bottom faces (46) all with part (8) face driving fit contact; Cylinder cap (9) vertical side is close to the position block (11) that is fixed on the base plate (10).
4. cylinder cap sealing leakage detection apparatus according to claim 2, it is characterized in that: described top surface of cylinder cover driving fit device is: can be screwed togather the nut (14) of oil cylinder (13) piston rod and be had stiffening rib (15) to support by the central upper portion place welding of an approximate trapezoid envelope pressing plate (12), with nut (14) is that symmetry place, center has two through holes, linear bearing (16) passes and wherein is screwed on the fixed plate (17), linear axis (18) passes linear bearing (16), the symmetry perforate of fixed plate (17) two ends, the left and right sides is screwed on the suspension rod (20) by screw (19), and suspension rod top is screwed on frame (6) crossbeam by nut (21).Envelope pressing plate (12) bottom has screwed togather the positioning plate (22) of an approximate trapezoid, is embedded in Sealing (23) and three upper edges (40) driving fit in the positioning plate (22); After envelope pressing plate (12) and positioning plate (22) screw togather, form with same angle of inclination, edge (41) in the side and be the secondary surface (24) that its driving fit is extended, seal on the pressing plate (12) and be welded with pressurized gas air inlet and exhaust piper (38); The pressurization flaw detection that realizes workpiece (9) inner sealing chamber (43) and Seal cage (44) hunt leak required control air inlet, the control valve of exhaust are housed on the pressurized gas air inlet and exhaust piper (38).
5. cylinder cap sealing leakage detection apparatus according to claim 2, it is characterized in that: described cylinder cap inclined-plane driving fit device is: by a rectangle envelope pressing plate (25), front-end face screws togather positioning plate (26), Sealing (27) is embedded in the positioning plate (26), the center, back and oil cylinder (28) piston rod of envelope pressing plate (25) screw togather, oil cylinder (28) is fastened on the vertical plane of base plate (29), and base plate (29) is fastened on the frame (6).Correspondingly in the both sides of oil cylinder (28) linear bearing (30) is installed and is fastened on the base plate (29), two linear axis (31) pass linear bearing (30) respectively, and front end screws togather with envelope pressing plate (25), the plane of Sealing (27) and three hypotenuses edge (41) driving fits.
6. cylinder cap sealing leakage detection apparatus according to claim 2, it is characterized in that: described cylinder head bore driving fit device is: a back side lower part processing cylinder attachment face (45) of envelope pressing plate (25), and a concentric through hole (32) arranged, cylinder (33) front end is lined with packing ring (34) and is fastened on the envelope pressing plate (25), its piston rod passes through hole (32) and screws togather with sliding axle (35), the other end of sliding axle (35) is installed Sealing (36), Sealing (36) is by pressing plate (37) clinching, pressing plate (37) is screwed on the sliding axle (35), the peripheral driving fit of through hole (39) of the plane of Sealing (36) and the inner interlayer vertical surface of cylinder cap (9) (47).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101953649A CN101696662B (en) | 2009-09-08 | 2009-09-08 | Automobile engine cylinder head with complex shape and device for detecting flaws and leakage of tightness of automobile engine cylinder head with complex shape |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101953649A CN101696662B (en) | 2009-09-08 | 2009-09-08 | Automobile engine cylinder head with complex shape and device for detecting flaws and leakage of tightness of automobile engine cylinder head with complex shape |
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| Publication Number | Publication Date |
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| CN101696662A true CN101696662A (en) | 2010-04-21 |
| CN101696662B CN101696662B (en) | 2012-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009101953649A Active CN101696662B (en) | 2009-09-08 | 2009-09-08 | Automobile engine cylinder head with complex shape and device for detecting flaws and leakage of tightness of automobile engine cylinder head with complex shape |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104655369A (en) * | 2013-08-12 | 2015-05-27 | 芜湖永裕汽车工业有限公司 | Air tightness detection method of engine cylinder head air passage |
| CN104677560A (en) * | 2013-08-12 | 2015-06-03 | 芜湖永裕汽车工业有限公司 | Air tightness detecting method for air passage of engine cylinder head |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2409508Y (en) * | 1999-12-28 | 2000-12-06 | 上海柴油机股份有限公司 | Sealing measurer for air valve of IC engine |
| CN1746647A (en) * | 2004-09-09 | 2006-03-15 | 扬动股份有限公司 | Inspection of cylinder cap leakage of diesel engine |
| CN1619274A (en) * | 2004-11-25 | 2005-05-25 | 邓永林 | Leak detecting equipment |
| CN201163231Y (en) * | 2006-12-30 | 2008-12-10 | 比亚迪股份有限公司 | Leakage test device for cylinder cap |
| CN201496161U (en) * | 2009-09-08 | 2010-06-02 | 上海明兴开城超音波科技有限公司 | Complex shape automotive engine cylinder cover and flaw and leakage detection device for sealing performance thereof |
-
2009
- 2009-09-08 CN CN2009101953649A patent/CN101696662B/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104655369A (en) * | 2013-08-12 | 2015-05-27 | 芜湖永裕汽车工业有限公司 | Air tightness detection method of engine cylinder head air passage |
| CN104677560A (en) * | 2013-08-12 | 2015-06-03 | 芜湖永裕汽车工业有限公司 | Air tightness detecting method for air passage of engine cylinder head |
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| CN101696662B (en) | 2012-07-11 |
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