CN201053860Y - Tool for checking distance from cylinder lid air inlet passage center to bottom - Google Patents

Tool for checking distance from cylinder lid air inlet passage center to bottom Download PDF

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Publication number
CN201053860Y
CN201053860Y CNU2006201394247U CN200620139424U CN201053860Y CN 201053860 Y CN201053860 Y CN 201053860Y CN U2006201394247 U CNU2006201394247 U CN U2006201394247U CN 200620139424 U CN200620139424 U CN 200620139424U CN 201053860 Y CN201053860 Y CN 201053860Y
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CN
China
Prior art keywords
cubing
air flue
fastening screw
hole
measuring staff
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNU2006201394247U
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Chinese (zh)
Inventor
李蓬坤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangxi Yuchai Machinery Co Ltd
Original Assignee
Guangxi Yuchai Machinery Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangxi Yuchai Machinery Co Ltd filed Critical Guangxi Yuchai Machinery Co Ltd
Priority to CNU2006201394247U priority Critical patent/CN201053860Y/en
Application granted granted Critical
Publication of CN201053860Y publication Critical patent/CN201053860Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a distance gauge for measuring the distance from the air inlet center of a cylinder cover to the bottom of the cylinder cover. By using a positioning bolt with two symmetrical cone surfaces, a guide flat key arranged on the positioning bolt, an airway gauge base with two positioning blocks, and other components, the utility model can realize the alignment of the air inlet center of the cylinder cover and can prevent the gauge base from rotating. Besides, by using a dial indicator, the airway gauge base, a measuring rod connected with a detecting press plate, and other components, the utility model can realize the functions on calibrating and detecting the distance from the air inlet center of the cylinder cover to the bottom of the cylinder cover. The utility model can detect the distance from the air inlet center of the cylinder cover to the bottom of the cylinder cover in convenient, fast, and accurate way.

Description

Cylinder cap air intake duct center on earth identity distance from cubing
Technical field
The utility model relates to a kind of simple detection device of combustion engine cylinder head air intake duct center to cylinder cap bottom surface distance that be used for detecting, and especially can detect the distance of cylinder cap air intake duct center to the cylinder cap bottom surface quickly and easily.
Background technology
In the production reality, the combustion engine cylinder head air intake duct is by cylinder cap is lifted on the detection platform to the bottom surface distance detection, with height gauge detect the air flue center to the bottom surface apart from size, this detection method, the detection time of every cylinder head is longer, and is very inconvenient, detecting the frequency can't improve, the suffered restriction of checkout area can only hanging onto on the platform of single-piece detect, and limitation is very big, testing result is for obtaining the cumulative errors increase indirectly.
Concrete detection mode is: the cylinder cap that will detect hangs on detection platform, by two contour stent support two air inlet boss, the leveling cylinder cap detects the height of the lower limb at air flue center to the bottom surface, measure the square hole dimensional data, calculate the distance of air intake duct center again to the bottom surface.The cubing of using is vernier card and height gauge.
Just because of this, can't collect enough data, evaluate after the processing the cylinder cap bottom surface to the air intake duct center apart from of the influence of this key element to cylinder cap air flue parameter, also can't effectively evaluate the relevance of machining element and cylinder cap air flue parameter.
And, must collect a large amount of process datas for the consistance of the engine cylinder cover air flue parameter that guarantees state III emission standard, and so that analyze the process data and the correlativity of air flue parameter of cylinder cap, thus the stable accurate to dimension of controlling.And existing detection means can't adapt to this requirement, must design can be easy, novel cubing fast and effectively, gather lot of data, analysis provides foundation to cylinder cap air flue parameter.
Summary of the invention
At the deficiencies in the prior art, the utility model provide a kind of cylinder cap air intake duct center on earth identity distance can detect the distance of cylinder cap air intake duct center easily and fast, accurately from cubing to the bottom surface.
The utility model cylinder cap air intake duct center identity distance on earth comprises from the cubing building block: air flue cubing seat, positioning element and detection part, and positioning element comprises locating piece and fastening screw, detection part comprises dial gauge, measuring staff and detection pressing plate.Air flue cubing seat is a plank frame, air flue cubing seat both sides are provided with the locating piece of symmetry, air flue cubing seat thickness direction is provided with the fastening screw rod through-hole of band keyway, the fastening screw bar is by this through hole, fastening screw is fixed on an end of fastening screw bar, perpendicular to fastening screw rod through-hole direction detection part is set at air flue cubing seat through hole is installed, detection part is installed through hole one end fixed installation dial gauge, the movable measuring staff of installing of the other end, and measuring staff is installed the one end fixed installation of through hole outside at detection part and detected pressing plate.
The utility model cylinder cap air intake duct center on earth identity distance in cubing, fastening screw is for being with two symmetrical cone structures, fastening screw bar side is screwed microscler flat key is set, the fastening screw bar is connected with the fastening screw rod through-hole clearance fit of air flue cubing seat, and the fastening screw bar other end is provided with the fastening screw handle.Locating piece is to fixedly connected with air flue cubing seat by screw, and locating piece and fastening screw are arranged on the same side of air flue cubing seat.Dial gauge tightens the end that through hole is installed at air flue cubing seat detection part with screw and opening copper sheathing, and measuring staff is installed in detection part and installs in the through hole other end, and measuring staff one end contacts with the dial gauge drive mechanism, and the measuring staff other end is connected with detection pressing plate vertical fixing.Between measuring staff and the dial gauge compression spring is set.Detection part is installed each position diameter of through hole can be identical or different.Measuring staff can limit within the specific limits by bearing pin and move, and bearing pin is fixed on the air flue cubing seat.
Identity distance is in cubing on earth at the utility model cylinder cap air intake duct center, and activity is provided with U type calibrated bolck on measuring staff, and U type calibrated bolck can be provided with the calibrated bolck of different-thickness according to the cylinder head of different type of machines, and the less a plurality of calibrated bolcks of thickness also can be set.
The utility model cylinder cap air intake duct center identity distance on earth is benchmark from cubing with the difficult key element that detects, and goes to detect the key element that is easier to detect conversely, and the air flue square hole is the key element that gauge head is difficult to contact, and the cylinder head bottom surface is the easily key element of contact of gauge head.Avoid seeking and be difficult to the air flue square hole center found relatively, but be benchmark, remove to detect the reference plane of easy detection with air flue square hole center.The utility model cubing has been avoided the lifting cylinder head, can detect easily and fast, directly obtains testing result, detects the place and has no special requirements (the cylinder cap air inlet face gets final product up), the requirement that satisfied at any time, detects in a large number.
Description of drawings
Fig. 1 is a perspective view of the present utility model;
Fig. 2 is a front view of the present utility model;
Fig. 3 is a right view of the present utility model;
Fig. 4 is a vertical view of the present utility model;
Fig. 5 is the structural drawing of locating piece in the setting element;
Fig. 6 is the coupled position graph of a relation of locating piece and air flue cubing seat;
Fig. 7 is the connecting relation figure of fastening screw and air flue cubing seat;
Fig. 8-1 is each position of mounting hole graph of a relation of air flue cubing seat;
Fig. 8-2 is Fig. 8-1A-A sectional view;
Fig. 9 installs sectional view for detection part;
Figure 10 is a flat key syndeton synoptic diagram;
Figure 11 is for detecting the pressure plate structure synoptic diagram;
Figure 12 is a U-shaped calibrated bolck structural representation.
Wherein: 1-air flue cubing seat; 2-Ф 6 pins; The 3-locating piece; The 4-fastening screw; The 5-M12 nut; The 6-measuring staff; The 7-flat key; 8-fastening screw handle; 9-detects pressing plate; 10-U shape calibrated bolck; The 11-dial gauge; The 12-compression spring; The 13-locating piece connects screw; 14-flat key mounting screw.Physical dimension unit is mm among the figure.
Embodiment
The utility model combustion engine cylinder head air intake duct center on earth identity distance from cubing, by fastening screw and the last dive key of installing thereof with the two symmetrical conical surfaces, and the members such as air flue cubing seat that have two locating pieces can realize centering cylinder cap air intake duct center, and can prevent that the cubing seat from rotating.By dial gauge, air flue cubing seat, be connected with the members such as measuring staff that detect pressing plate can realize to the cylinder-head port center on earth identity distance from calibration and measuring ability.
Further specify the structure and the using method of a kind of concrete cubing of the utility model below in conjunction with accompanying drawing.
The utility model combustion engine cylinder head air intake duct center identity distance on earth can be divided into three kinds of parts from the parts of cubing by function.
One, positioning element: comprise locating piece and with the fastening screw of the two symmetrical conical surfaces.Two locating pieces 3 of fitting with tested cylinder cap air inlet face, be connected (seeing Fig. 5 and Fig. 6) with air flue cubing seat by socket head cap screw; The fastening screw 4 of fitting with tested cylinder cap air intake duct square opening is by Ф 25 holes on the air flue cubing seat be connected with the keyway clearance fit (structure is seen Fig. 7); Dive key 7 on the fastening screw is fastened on (see figure 10) on the fastening screw handle by the screw 14 of 2 M4.
Two, detection part: comprise dial gauge 11, compression spring 12, measuring staff 6, pin 2, detect pressing plate 9, set nut 5.Dial gauge 11 usefulness M6 screws tighten at air flue cubing seat detection part by screw on the air flue cubing and opening copper sheathing through hole one end are installed; Compression spring 12 and measuring staff 6 are installed in air flue cubing seat detection part and install in Ф 16 holes of through hole; (see figure 9) in pin 2 Ф 6 holes that are contained on the air flue cubing seat; Detect pressing plate and be locked on the measuring staff 6 by set nut 5, detect pressure plate structure and see Figure 11, U type calibrated bolck concrete structure is seen Figure 12.
Three, support component: air flue cubing seat 1.Play main the connection and support positioning element and detection part, each setting element, the concrete position relation of detecting element mounting hole are seen air flue cubing seat Fig. 8-1 and Fig. 8-2 on it.
The using method of the utility model cubing is as follows:
At first, look for cylinder cap air intake duct center
With the air inlet square opening center on the two symmetrical conical surface centering air inlet face of pick-up unit fastening screw, cubing requires when cylinder cap air inlet face and the placement of air inlet window:
1. lower limb is fitted on two of the fastening screw symmetrical conical surfaces and the air inlet square opening;
2. cubing seat two locating piece faces and cylinder cap air inlet face are fitted;
Do not rotate when 3. fastening screw is fitted;
The axial location of the fastening screw of this moment is exactly air inlet square opening center.
Secondly, be that benchmark detects the cylinder cap bottom surface of easily detecting with the air intake duct center of finding.
Further specify the concrete use step of the utility model cubing below in conjunction with accompanying drawing:
1, place cylinder cap: with the cylinder cap deflation area down, air inlet face is placed up.
2, clean out cylinder cap air inlet face and air flue square opening foreign material.
3, with novel detection device centering cylinder cap air flue center:
The first step: pin the handle 8 of the fastening screw 4 of lower end band two symmetrical orientational cone-shaped surfaces with the right hand, inject cylinder cap air inlet square opening, guarantee orientational cone-shaped surface and the applying of air intake duct square opening both sides;
Second step: pin two locating pieces 3 that air flue cubing seat 1 guarantees to be screwed on air flue cubing seat with left hand and fit with the cylinder cap air inlet face;
The 3rd step: rotate air flue cubing seat 1, determine that the fastening screw conical surface does not rotate (because of the guide effect that precision-fit rose with the keyway on the air flue cubing seat 1 of the flat key 7 that is fixed on the fastening screw 4 is arranged), this moment, the shaft core position with the fastening screw 4 of two symmetrical orientational cone-shaped surfaces was exactly the center of cylinder cap air flue.
4, with calibrated bolck school zero
The calibrated bolck shape: U-shaped, conveniently put measuring staff 6 and take off the calibrated bolck of the corresponding different-thickness of the cylinder head of different type of machines from measuring staff 6.
Choose calibrated bolck according to type, the center of centering cylinder cap air intake duct is with 10 pairs zero of the U-shaped calibrated bolcks of choosing.Be that left hand is pinned air flue cubing seat 1, the right hand is pressed measuring staff 6 (it is fixing to detect pressing plate 9 with set nut 5 on the measuring staff), the surface that pressing plate 9 surfaces touch U-shaped calibrated bolck 10 will be detected, adjusting dial gauge (11) allows its pointer to zero, and remember the number of turns of little indicator, finished cylinder cap air intake duct center on earth identity distance from standard-sized calibration.
This moment, U type calibrated bolck and pressing plate bonding surfaces were the figure paper size to the distance of air flue center pit.Different types is selected the different U type calibrated bolck of gauge.(the Ф 6 pins 2 existing guide effects on the air flue cubing seat 1 can guarantee that again measuring staff 6 can be inexcessive with compression spring (12) compression of air flue cubing seat 1 the inside, can not throw off air flue cubing seat 1 again)
5, detect
Take away U-shaped calibrated bolck 10, press measuring staff 6 with the right hand, detect depression bar can compress air flue cubing seat 1 the inside under the pressure of the right hand compression spring 12, fit with the cylinder cap bottom surface until detecting pressing plate 9, read deviate to gauged distance from dial gauge, cylinder cap air flue center has just read out from dial gauge intuitively to the actual range of bottom surface and the deviation of figure paper size like this.Detected and unclamped the right hand, measuring staff 6 can eject under the elastic force effect of compression spring 12, restores to the original state.
It should be noted that at last: above embodiment only in order to the explanation the utility model and and the described technical scheme of unrestricted the utility model; Therefore, although this instructions has been described in detail the utility model in conjunction with the accompanying drawings,, it will be appreciated by those skilled in the art that still and can make amendment or be equal to replacement the utility model; And all do not break away from the technical scheme and the improvement thereof of spirit and scope of the present utility model, still are encompassed in the utility model claim scope.

Claims (10)

  1. A cylinder cap air intake duct center on earth identity distance it is characterized in that from cubing: described cylinder cap air intake duct center identity distance on earth comprises air flue cubing seat, positioning element and detection part from the cubing building block; Positioning element comprises locating piece and fastening screw, and detection part comprises dial gauge, measuring staff and detection pressing plate; Air flue cubing seat is a plank frame, air flue cubing seat both sides are provided with the locating piece of symmetry, air flue cubing seat thickness direction is provided with the fastening screw rod through-hole of band keyway, the fastening screw bar is by this through hole, fastening screw is fixed on an end of fastening screw bar, perpendicular to fastening screw rod through-hole direction detection part is set at air flue cubing seat through hole is installed, detection part is installed through hole one end fixed installation dial gauge, the movable measuring staff of installing of the other end, and measuring staff is installed the one end fixed installation of through hole outside at detection part and detected pressing plate.
  2. 2. according to the described cubing of claim 1, it is characterized in that: described fastening screw is for being with two symmetrical cone structures.
  3. 3. according to claim 1 or 2 described cubings, it is characterized in that: described fastening screw bar side is screwed microscler flat key is set, and the fastening screw bar is connected with the fastening screw rod through-hole clearance fit of air flue cubing seat.
  4. 4. according to the described cubing of claim 1, it is characterized in that: described locating piece is fixedlyed connected with air flue cubing seat by screw, and locating piece and fastening screw are arranged on the same side of air flue cubing seat.
  5. 5. according to the described cubing of claim 1, it is characterized in that: described dial gauge tightens the end that through hole is installed at air flue cubing seat detection part with screw and opening copper sheathing, described measuring staff is installed in detection part and installs in the through hole other end, measuring staff one end contacts with the dial gauge drive mechanism, and the measuring staff other end is connected with detection pressing plate vertical fixing.
  6. 6. according to claim 1 or 5 described cubings, it is characterized in that: between described measuring staff and the dial gauge compression spring is set.
  7. 7. according to the described cubing of claim 1, it is characterized in that: described detection part is installed each position diameter of through hole can be identical or different.
  8. 8. according to the described cubing of claim 1, it is characterized in that: described measuring staff limits within the specific limits by bearing pin and moves, and bearing pin is fixed on the air flue cubing seat.
  9. 9. according to the described cubing of claim 1, it is characterized in that: activity is provided with U type calibrated bolck on the described measuring staff.
  10. 10. according to the described cubing of claim 9, it is characterized in that: described U type calibrated bolck is provided with the calibrated bolck of different-thickness according to the cylinder head of different type of machines, or the less a plurality of calibrated bolcks of thickness are set.
CNU2006201394247U 2006-12-30 2006-12-30 Tool for checking distance from cylinder lid air inlet passage center to bottom Expired - Fee Related CN201053860Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2006201394247U CN201053860Y (en) 2006-12-30 2006-12-30 Tool for checking distance from cylinder lid air inlet passage center to bottom

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2006201394247U CN201053860Y (en) 2006-12-30 2006-12-30 Tool for checking distance from cylinder lid air inlet passage center to bottom

Publications (1)

Publication Number Publication Date
CN201053860Y true CN201053860Y (en) 2008-04-30

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101586936B (en) * 2009-06-23 2011-03-30 北京北内柴油机有限责任公司 Cylinder cap virtual crossing point examining tool
CN102261884A (en) * 2010-07-23 2011-11-30 深圳市科安达轨道交通技术有限公司 Measuring gauge special for assembly of wheel sensor of axis-counting system
CN102338608A (en) * 2011-08-25 2012-02-01 桂林福达曲轴有限公司 Checking fixture for measuring axial dimension of crankshaft pin hole and detection method
CN102735130A (en) * 2012-06-18 2012-10-17 芜湖永裕汽车工业有限公司 Device and method for detecting positions of valves on engine cylinder cover
CN102980470A (en) * 2012-11-20 2013-03-20 无锡麦铁精密机械制造有限公司 Jumping detecting gauge of step face in hole
CN103759609A (en) * 2013-12-31 2014-04-30 广西玉柴机器股份有限公司 Gauge for measuring distance between center of main shaft hole of cylinder and machine body top face
CN106595418A (en) * 2016-10-20 2017-04-26 四川华庆机械有限责任公司 Measuring tool for checking position of real-axis slot
CN106907970A (en) * 2017-03-29 2017-06-30 安徽江淮汽车集团股份有限公司 Engine cylinder cover cubing and its detection method

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101586936B (en) * 2009-06-23 2011-03-30 北京北内柴油机有限责任公司 Cylinder cap virtual crossing point examining tool
CN102261884A (en) * 2010-07-23 2011-11-30 深圳市科安达轨道交通技术有限公司 Measuring gauge special for assembly of wheel sensor of axis-counting system
CN102261884B (en) * 2010-07-23 2013-09-25 深圳市科安达轨道交通技术有限公司 Measuring gauge special for assembly of wheel sensor of axis-counting system
CN102338608B (en) * 2011-08-25 2013-05-29 桂林福达曲轴有限公司 Checking fixture for measuring axial dimension of crankshaft pin hole and detection method
CN102338608A (en) * 2011-08-25 2012-02-01 桂林福达曲轴有限公司 Checking fixture for measuring axial dimension of crankshaft pin hole and detection method
CN102735130A (en) * 2012-06-18 2012-10-17 芜湖永裕汽车工业有限公司 Device and method for detecting positions of valves on engine cylinder cover
CN102735130B (en) * 2012-06-18 2015-05-20 芜湖永裕汽车工业有限公司 Device and method for detecting positions of valves on engine cylinder cover
CN102980470A (en) * 2012-11-20 2013-03-20 无锡麦铁精密机械制造有限公司 Jumping detecting gauge of step face in hole
CN102980470B (en) * 2012-11-20 2016-04-06 无锡麦铁精密机械制造有限公司 Step surface glitch detection cubing in a kind of hole
CN103759609A (en) * 2013-12-31 2014-04-30 广西玉柴机器股份有限公司 Gauge for measuring distance between center of main shaft hole of cylinder and machine body top face
CN106595418A (en) * 2016-10-20 2017-04-26 四川华庆机械有限责任公司 Measuring tool for checking position of real-axis slot
CN106595418B (en) * 2016-10-20 2019-04-19 四川华庆机械有限责任公司 It is a kind of for checking the measurer of real axis groove position
CN106907970A (en) * 2017-03-29 2017-06-30 安徽江淮汽车集团股份有限公司 Engine cylinder cover cubing and its detection method
CN106907970B (en) * 2017-03-29 2019-03-26 安徽江淮汽车集团股份有限公司 Engine cylinder cover cubing and its detection method

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20080430

Termination date: 20131230