CN102735130B - Device and method for detecting positions of valves on engine cylinder cover - Google Patents
Device and method for detecting positions of valves on engine cylinder cover Download PDFInfo
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- CN102735130B CN102735130B CN201210200256.8A CN201210200256A CN102735130B CN 102735130 B CN102735130 B CN 102735130B CN 201210200256 A CN201210200256 A CN 201210200256A CN 102735130 B CN102735130 B CN 102735130B
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Abstract
The invention discloses a device and a method for detecting the positions of valves on an engine cylinder cover. The device comprises a detection platform, and a positioning component and a height gauge which are arranged on the detection platform and used for accommodating and positioning the cylinder cover, wherein the cylinder cover is hung on the positioning component and positioned between the positioning component and the height gauge; the top surface of the cylinder cover faces the height gauge; and the height gauge moves on the detection platform to detect the positions of the valves on the cylinder cover. Compared with the prior art, the device has the advantages that the device has a simple structure and is convenient to operate; the device can quickly and simply detect unqualified valves, and detection efficiency is obviously improved; the valves are not independently detected one by one, so that accumulative errors are avoided, and the detection accuracy of the positions of the valves on the cylinder cover is improved; and in addition, the method is simple, convenient to operate and high in efficiency, and staff who detect a product can operate the device without being trained.
Description
Technical field
The present invention relates to a kind of pick-up unit, specifically, the present invention relates to a kind of engine cylinder cap air valve position degree detection apparatus and detection method thereof.
Background technology
At present, in automobile engine cylinder head machining, valve many (twin cam shaft cylinder cap is more), various errors when casting or processing cylinder cap can make other valve position deviation larger, the positional precision that when causing engine assembly, cylinder cap coordinates with cylinder body is too low, even directly affects the efficiency of engine internal combustion engine, so need to detect the valve position degree of cylinder cap.Traditional head valve position degree detection method only detects single position, not only detection efficiency is low, also easily produce larger cumulative errors, and cannot ensure whether cumulative errors between multiple valve meets the requirement of installing cylinder block and head and coordinating exact position, so how reducing this cumulative errors is a very large difficult problem.
Because automobile engine cylinder head valve is many, generally detect the detection just single again of these valves, so can make there is very large position deviation between each valve due to cumulative errors, even cause the situation that engine working efficiency of internal combustion engine reduces.For this point, head valve position degree detection apparatus of the present invention is made and cylinder cap is hung over a certain height position, and carry detection platform below this device, during detection only need on platform movable digital display height gauge to observe the accurate display of each valve position numeral just passable, if there is underproof valve, this device just can detect simply.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of engine cylinder cap air valve position degree detection apparatus, to reach the object improving the detection efficiency that head valve position degree detects.
In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is: a kind of engine cylinder cap air valve position degree detection apparatus, comprise detection platform, be located in this detection platform for laying described cylinder cap and the positioning component positioned cylinder cap and height gauge, cylinder cap is suspended on positioning component, between positioning component and height gauge, the end face of cylinder cap is towards height gauge, and height gauge is mobile in detection platform to be detected the valve position on cylinder cap.
Described positioning component comprises the panel be vertically located in described detection platform and the pneumatic cylinder be located on this panel, panel is provided with the support bar stretched out, this support bar inserts in the valve guide hole of described cylinder cap, support bar is at least provided with two, pneumatic cylinder is positioned at the top of cylinder cap, and the piston rod of pneumatic cylinder moves downward and is pressed on cylinder cap.
The end of the piston rod of described pneumatic cylinder is provided with cylinder top, and this cylinder top adopts engineering plastics to make.
In the horizontal direction, described support bar has two that be arranged in parallel.
Reinforcement gusset is provided with between described panel and detection platform.
Described height gauge is digital display height gauge.
Another technical matters to be solved by this invention is to provide a kind of detection method of engine cylinder cap air valve position degree detection apparatus, the step of detection method is as follows: be well placed pick-up unit, engine cylinder cover is laterally placed on the positioning component in detection platform and locates, cylinder cap is suspended on positioning component, and make the end face of cylinder cap towards height gauge, finally in detection platform, mobile height gauge carries out position degree detection to each valve successively.
In above-mentioned detecting step, described positioning component comprises the panel be vertically located in described detection platform and the pneumatic cylinder be located on this panel, panel is provided with the support bar stretched out, support bar is at least provided with two, when laying cylinder cap, the valve guide hole of cylinder cap being enclosed within support bar, then opening pneumatic cylinder, the piston rod of pneumatic cylinder moves downward compression cylinder cap, is also provided with the cylinder top adopting engineering plastics to make in the end of the piston rod of pneumatic cylinder.
In above-mentioned detecting step, the described height gauge used is digital display height gauge, and detection data can accurately show by digital display height gauge.
The present invention adopts technique scheme, compared with prior art, there is structure simple, easy to operate advantage, as long as cylinder cap is hung by positioning component during each detection, then in detection platform, mobile height gauge detects corresponding valve position degree, if there is underproof valve, this device just can quickly and easily detect, detection efficiency significantly improves, and owing to not being that valve one by one detects separately, this device is adopted also just to avoid the generation of cumulative errors, improve the accuracy of detection of head valve position degree, in addition, adopt the detection method process of this device simple, efficiently easy to operate, the employee of this product of detection is made to get final product operation on duty without the need to training especially.
Accompanying drawing explanation
Fig. 1 is the structural representation of pick-up unit of the present invention;
Fig. 2 is the vertical view of Fig. 1;
Mark in above-mentioned figure is: 1, pneumatic cylinder; 2, cylinder support plate; 3, screw; 4, cylinder top; 5, support bar; 6, panel; 7, gusset is strengthened; 8, detection platform; 9, cylinder cap; 10, height gauge.
Embodiment
Be a kind of engine cylinder cap air valve position degree detection apparatus of the present invention as depicted in figs. 1 and 2, it comprises detection platform 8, be located in this detection platform 8 for laying cylinder cap 9 and the positioning component positioned cylinder cap 9 and height gauge 10, cylinder cap 9 is suspended on positioning component, between positioning component and height gauge 10, the end face of cylinder cap 9 is towards height gauge 10, and height gauge 10 is mobile in detection platform 8 to be detected each valve position on cylinder cap 9 successively.Compared with prior art, this pick-up unit has simple, the easy to operate advantage of structure, as long as cylinder cap 9 is hung by positioning component during each detection, then in detection platform 8, mobile height gauge 10 detects corresponding valve position degree, if there is underproof valve, this device just can quickly and easily detect, detection efficiency significantly improves, and owing to not being that valve one by one detects separately, this device is adopted also just to avoid the generation of cumulative errors, improve the accuracy of detection of cylinder cap 9 valve position degree
Embodiment 1
As depicted in figs. 1 and 2, the positioning component of this pick-up unit comprises the panel 6 be vertically located in detection platform 8 and the pneumatic cylinder 1 be located on this panel 6.Panel 6 is provided with the support bar 5 stretched out, and this support bar 5 inserts in the valve guide hole of cylinder cap 9, and cylinder cap 9 can be suspended on panel 6.Guarantee that cylinder cap 9 hangs stable, support bar 5 is at least provided with two, and the smooth finish of support bar 5 is very high, and support bar 5 is provided with two in the horizontal direction in the present embodiment.Accurate in order to ensure cylinder cap 9 valve position detected, the verticality between panel 6 and detection platform 8, the depth of parallelism between support bar 5 and detection platform 8 must strict guarantee.Pneumatic cylinder 1 is positioned at the top of cylinder cap 9, and pneumatic cylinder 1 is arranged on panel 6 by cylinder support plate 2, and cylinder support plate 2 is by being fastened on panel 6 top with screw 3.The piston rod of pneumatic cylinder 1 moves downward and is pressed on cylinder cap 9, and cylinder cap 9 is completely fixed, so that detect.Detection platform 8 is also provided with the switch controlling pneumatic cylinder 1.
As shown in Figure 2, between panel 6 and detection platform 8, be provided with two strengthen gusset 7, to guarantee the stable of panel 6, improve accuracy of detection further, strengthen gusset 7 and be fastened by bolts in detection platform 8.
Embodiment 2
As shown in Figure 1, the end of the piston rod of pneumatic cylinder 1 is also provided with cylinder top 3, and this cylinder top 3 adopts engineering plastics to make, such as nylon etc.The use of the cylinder top 3 of engineering plastics can be played and reduce the effect that engine cylinder cover 9 is subject to unnecessary damage in clamping process, to avoid repeated detection and to push down the stressed excessive adverse effect to testing result in cylinder cap 9, and can change in time when there is excessive deformation in cylinder top 3.
Embodiment 3
The height gauge 10 of the pick-up unit of the present embodiment is digital display height gauge, and detection data can accurately show by digital display height gauge.
The invention also discloses a kind of detection method of engine cylinder cap air valve position degree detection apparatus, the step of detection method is as follows: be well placed pick-up unit, engine cylinder cover 9 is laterally placed on the positioning component in detection platform 8 and locates, cylinder cap 9 is suspended on positioning component, and make the end face of cylinder cap 9 towards height gauge 10, finally in detection platform 8, mobile height gauge 10 carries out position degree detection to each valve successively.If there is underproof valve, this device just can quickly and easily detect.
In above-mentioned detecting step, positioning component comprises the panel 6 be vertically located in detection platform 8 and the pneumatic cylinder 1 be located on this panel 6, panel 6 is provided with the support bar 5 stretched out, support bar 2 is at least provided with two, when laying cylinder cap 9, the valve guide hole of cylinder cap 9 being enclosed within support bar 5, then opening pneumatic cylinder 1, the piston rod of pneumatic cylinder 1 moves downward and compresses cylinder cap 9, is also provided with the cylinder top 3 adopting engineering plastics to make in the end of the piston rod of pneumatic cylinder 1.
In above-mentioned detecting step, the height gauge 10 used is digital display height gauge, and detection data can accurately show by digital display height gauge intuitively.During detection only need in detection platform 8 movable digital display height gauge to observe the accurate display of each valve position numeral just passable, if there is underproof valve, this device just can detect simply.
This detection method process is simple, efficiently easy to operate, makes the employee of this product of detection get final product operation on duty without the need to training especially.
Above by reference to the accompanying drawings to invention has been exemplary description; obvious specific implementation of the present invention is not subject to the restrictions described above; as long as have employed the improvement of the various unsubstantialities that method of the present invention is conceived and technical scheme is carried out; or design of the present invention and technical scheme directly applied to other occasion, all within protection scope of the present invention without to improve.
Claims (6)
1. an engine cylinder cap air valve position degree detection apparatus, it is characterized in that: comprise detection platform (8), be located in this detection platform (8) for laying described cylinder cap (9) and the positioning component positioned cylinder cap (9) and height gauge (10), cylinder cap (9) is suspended on positioning component, be positioned between positioning component and height gauge (10), the end face of cylinder cap (9) is towards height gauge (10), and height gauge (10) detects the valve position on cylinder cap (9) upper movement of detection platform (8);
Described positioning component comprises the panel (6) be vertically located in described detection platform (8) and the pneumatic cylinder (1) be located on this panel (6), panel (6) is provided with stretch out in the horizontal direction and for insert cylinder cap (9) valve guide hole in support bar (5), support bar (5) is at least provided with two, pneumatic cylinder (1) is positioned at the top of cylinder cap (9), and the piston rod of pneumatic cylinder (1) moves downward and is pressed on cylinder cap (9); Described height gauge (10) is digital display height gauge, is provided with and strengthens gusset (7) between described panel (6) and detection platform (8).
2. engine cylinder cap air valve position degree detection apparatus according to claim 1, is characterized in that: the end of the piston rod of described pneumatic cylinder (1) is provided with cylinder top (3), and this cylinder top (3) adopts engineering plastics to make.
3. engine cylinder cap air valve position degree detection apparatus according to claim 1 and 2, is characterized in that: in the horizontal direction, and described support bar (5) has two that be arranged in parallel.
4. the detection method of an engine cylinder cap air valve position degree detection apparatus according to claim 1, it is characterized in that: the step of described detection method is as follows: be well placed pick-up unit, engine cylinder cover (9) is laterally placed on the positioning component in detection platform (8) and locates, cylinder cap (9) is suspended on positioning component, and make the end face of cylinder cap (9) towards height gauge (10), finally successively position degree detection is carried out to each valve at the upper mobile height gauge (10) of detection platform (8).
5. the detection method of engine cylinder cap air valve position degree detection apparatus according to claim 4, it is characterized in that: described positioning component comprises the panel (6) be vertically located in described detection platform (8) and the pneumatic cylinder (1) be located on this panel (6), panel (6) is provided with the support bar (5) stretched out, support bar (5) is at least provided with two, when laying cylinder cap (9), the valve guide hole of cylinder cap (9) is enclosed within support bar (5), then pneumatic cylinder (1) is opened, the piston rod of pneumatic cylinder (1) moves downward and compresses cylinder cap (9), cylinder top (3) adopting engineering plastics to make also is provided with in the end of the piston rod of pneumatic cylinder (1).
6. the detection method of the engine cylinder cap air valve position degree detection apparatus according to claim 4 or 5, is characterized in that: in the detection, and the described height gauge (10) used is digital display height gauge, and detection data can accurately show by digital display height gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210200256.8A CN102735130B (en) | 2012-06-18 | 2012-06-18 | Device and method for detecting positions of valves on engine cylinder cover |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210200256.8A CN102735130B (en) | 2012-06-18 | 2012-06-18 | Device and method for detecting positions of valves on engine cylinder cover |
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| CN102735130A CN102735130A (en) | 2012-10-17 |
| CN102735130B true CN102735130B (en) | 2015-05-20 |
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| CN201210200256.8A Active CN102735130B (en) | 2012-06-18 | 2012-06-18 | Device and method for detecting positions of valves on engine cylinder cover |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103278063A (en) * | 2013-06-21 | 2013-09-04 | 安徽江淮专用汽车有限公司 | Automobile door lock mounting hole site gauge and using method thereof |
| CN104654961B (en) * | 2013-11-15 | 2017-06-30 | 芜湖永裕汽车工业有限公司 | A kind of engine cylinder cover lubricating oil pump mounting surface position degree detection method |
| CN104833300A (en) * | 2015-05-12 | 2015-08-12 | 吴中区横泾嘉运模具厂 | After-welding height measuring device for closed compressor upper shell welders |
| CN105043626B (en) * | 2015-08-14 | 2017-04-12 | 苏州听毅华自动化设备有限公司 | Torsion test mechanism for valve guide pipes |
| CN108775848A (en) * | 2018-07-16 | 2018-11-09 | 安徽悦众车身装备有限公司 | A kind of head valve position detection tooling |
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| US4327493A (en) * | 1980-03-04 | 1982-05-04 | The United States Of America As Represented By The Secretary Of The Navy | Method and apparatus for measurement of distance between holes with parallel axes |
| CN1084634A (en) * | 1992-09-25 | 1994-03-30 | 机械电子工业部上海电器科学研究所 | The method of once-through measuring installation size of electric machine and device thereof |
| CN201053860Y (en) * | 2006-12-30 | 2008-04-30 | 广西玉柴机器股份有限公司 | Tool for checking distance from cylinder lid air inlet passage center to bottom |
| CN201622037U (en) * | 2010-03-28 | 2010-11-03 | 荆州恒盛汽车系统有限公司 | Check tool for quickly checking axial position of arc groove of input shaft |
| CN202676074U (en) * | 2012-06-18 | 2013-01-16 | 芜湖永裕汽车工业有限公司 | Engine cylinder head air valve position tolerance detection device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87202597U (en) * | 1987-03-03 | 1988-01-06 | 张直 | Measuring device for apertures distance of shell bottom |
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2012
- 2012-06-18 CN CN201210200256.8A patent/CN102735130B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4327493A (en) * | 1980-03-04 | 1982-05-04 | The United States Of America As Represented By The Secretary Of The Navy | Method and apparatus for measurement of distance between holes with parallel axes |
| CN1084634A (en) * | 1992-09-25 | 1994-03-30 | 机械电子工业部上海电器科学研究所 | The method of once-through measuring installation size of electric machine and device thereof |
| CN201053860Y (en) * | 2006-12-30 | 2008-04-30 | 广西玉柴机器股份有限公司 | Tool for checking distance from cylinder lid air inlet passage center to bottom |
| CN201622037U (en) * | 2010-03-28 | 2010-11-03 | 荆州恒盛汽车系统有限公司 | Check tool for quickly checking axial position of arc groove of input shaft |
| CN202676074U (en) * | 2012-06-18 | 2013-01-16 | 芜湖永裕汽车工业有限公司 | Engine cylinder head air valve position tolerance detection device |
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