CN107726957A - The detection means and detection method of the non-coplanar centre-to-centre spacing of cylinder block - Google Patents
The detection means and detection method of the non-coplanar centre-to-centre spacing of cylinder block Download PDFInfo
- Publication number
- CN107726957A CN107726957A CN201711065742.2A CN201711065742A CN107726957A CN 107726957 A CN107726957 A CN 107726957A CN 201711065742 A CN201711065742 A CN 201711065742A CN 107726957 A CN107726957 A CN 107726957A
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- China
- Prior art keywords
- parting plane
- detection means
- center
- detection
- cylinder block
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/003—Measuring of motor parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/16—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring distance of clearance between spaced objects
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/14—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures
- G01B5/143—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures between holes on a workpiece
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses the detection means and detection method of a kind of non-coplanar centre-to-centre spacing of cylinder block, cylinder block has bottom surface and parting plane, bottom surface is non-coplanar with parting plane, bottom surface has dowel hole, parting plane has the main bearing hole as support bent axle, the center of parting plane and the center superposition of main bearing hole, detection means is to detect the distance between center and parting plane center of dowel hole, detection means is in rectangular shape, and its length is equal to the width of parting plane, the upper surface of detection means is provided with groove, one side wall of the groove is located at the center of the length direction of detection means, side wall is detection reference plane.Accuracy of detection of the present invention is high, and it is few to expend the time.
Description
Technical field
The present invention relates to engine manufacturing field, more particularly to a kind of non-coplanar center device for detecting distance of engine cylinder block
And detection method.
Background technology
As shown in Figure 3 to Figure 4, cylinder block is the most important and most complicated part of engine, and we are not only on a production line
Have the process technology and operating method of correlation, we should also have corresponding part quality detection technique, since for protecting
Demonstrate,prove the crudy of cylinder block.It is especially particularly important to the detection accuracy of key components and parts crudy.
Block structure is complicated, multiple planes be present, wherein, cylinder block bottom surface is with cylinder block parting plane not same flat
Non-coplanar on face, structure upper cylinder body bottom surface is a plane, and cylinder block parting plane is that recessed cylinder block bottom surface forms female pattern
Parting plane, have the pin-and-hole of positioning action on cylinder block bottom surface structure, have in cylinder block parting plane structure as support bent axle
It is designed as same center in main bearing hole, cylinder block parting plane center and main bearing hole division center, determines on cylinder block bottom surface
Position pin-and-hole has required distance A with non-coplanar cylinder block parting plane center.
Determine left surface to separately as shown in figure 5, existing detection method is first detected using cylinder block left surface as detection benchmark
Side determines that the half of parting plane width dimensions is size B, then detects and determine bottom surface pin-and-hole center apart from size C, rear detection
To left surface apart from dimension D, then the half left surface to parting plane lateral distance size C and parting plane width dimensions is B
Addition subtracts bottom surface pin-and-hole center and draws bottom surface pin-and-hole center to parting plane centre distance size A apart from dimension D to left surface.
Existing detection method using cylinder block left surface as detection benchmark first detect determine left surface to parting plane lateral dimension,
Detection afterwards determines the half of parting plane size, then detects and definitely determine bottom surface pin-and-hole center to left surface distance, then left surface
It is added to parting plane lateral dimension with the half of parting plane size and subtracts bottom surface pin-and-hole center and show that bottom surface is sold to left surface distance
Hole center is to parting plane centre distance size.Existing detection method is the indirect method of measurement, inaccurate there is detection method, detection essence
Spend the shortcomings of error is big, and the consuming time is long.The efficiency and the degree of accuracy how raising detects, are to be asked for this area is urgently to be resolved hurrily
Topic.
The information for being disclosed in the background section is merely intended to understanding of the increase to the general background of the present invention, without answering
It has been the prior art well known to persons skilled in the art when being considered as recognizing or implying the information structure in any form.
The content of the invention
It is an object of the invention to provide the detection means and detection method of a kind of non-coplanar centre-to-centre spacing of cylinder block, so that gram
The shortcomings of detection method existing for the indirect method of measurement of prior art is inaccurate, and accuracy of detection error is big, and the consuming time is long is taken.
To achieve the above object, the invention provides a kind of detection means of the non-coplanar centre-to-centre spacing of cylinder block, it is applied to
The detection of cylinder block, cylinder block have bottom surface and parting plane, and bottom surface is non-coplanar with parting plane, and bottom surface has dowel hole, separate
Face has the main bearing hole as support bent axle, the center of parting plane and the center superposition of main bearing hole, and detection means is to examine
The distance between center and parting plane center of dowel hole are surveyed, detection means is in rectangular shape, and its length is equal to separately
The width in face, the upper surface of detection means are provided with groove, and a side wall of the groove is located in the length direction of detection means
The heart, side wall are detection reference plane.
Preferably, in above-mentioned technical proposal, detection means also includes avoidance face and through hole.Avoidance face is respectively positioned at detection
On the upper surface of device, lower surface, left side and right side；Through hole is located at the one end of detection means away from two grooves, and
Through the front end face and rear end face of detection means.
To achieve the above object, present invention also offers a kind of detection method of the non-coplanar centre-to-centre spacing of cylinder block, it is applied
In the detection of cylinder block, cylinder block has bottom surface and parting plane, and bottom surface is non-coplanar with parting plane, and bottom surface has dowel hole, point
Opening face has as the main bearing hole for supporting bent axle, and the center of parting plane and the center superposition of main bearing hole, detection means are
The center of dowel hole and the distance at parting plane center are detected, detection method is entered using above-mentioned detection means and ordinary measring tool
Row detection, detection method comprise the following steps：
Step 1：Detection means is placed on the width of parting plane with length direction；
Step 2：With detection reference plane of the ordinary measring tool measurement and positioning pin-and-hole away from parting plane center side and detection means
The distance between；And
Step 3：Data obtained by subtracting the radius of dowel hole with the distance of step 2 measurement are in dowel hole
The heart and the distance at parting plane center.
Preferably, in above-mentioned technical proposal, ordinary measring tool is slide measure.
Compared with prior art, the present invention is the direct method of measurement, has the beneficial effect that accuracy of detection is high, the consuming time is short
Fruit.
Brief description of the drawings
Fig. 1 is the detection technique schematic diagram for being applied to cylinder block according to the detection means of the present invention.
Fig. 2 is the front view and top view according to the detection means of the present invention.
Fig. 3 is cylinder block main view diagrammatic cross-section.
Fig. 4 is cylinder block sectional perspective schematic diagram.
Fig. 5 is cylinder block prior art detects schematic diagram.
Main Reference Numerals explanation：
1- detection means, 11- grooves, 12- detection reference planes, 13- avoidance face, 14- through holes, 2- cylinder block, 21- bottom surfaces,
211- dowel holes, 22- parting planes, 221- main bearing holes, 3- slide measures.
Embodiment
Below in conjunction with the accompanying drawings, the embodiment of the present invention is described in detail, it is to be understood that the guarantor of the present invention
Shield scope is not limited by embodiment.
Explicitly indicated that unless otherwise other, otherwise in entire disclosure and claims, term " comprising " or its change
Change such as "comprising" or " including " etc. and will be understood to comprise stated element or part, and do not exclude other members
Part or other parts.
As shown in Figures 1 to 5, filled according to a kind of detection of the non-coplanar centre-to-centre spacing of cylinder block of the specific embodiment of the invention
1 is put, it is applied to the detection of cylinder block 2, and cylinder block 2 has bottom surface 21 and parting plane 22, and bottom surface 21 and parting plane 22 are non-coplanar,
Bottom surface 21 has a dowel hole 211, and parting plane 22 has a main bearing hole 221 as support bent axle, the center of parting plane 22 and
The center superposition of main bearing hole 221, detection means 1 are between the center and the center of parting plane 22 of detection dowel hole 211
Distance A, it be rectangular shape that detection means 1 is actual, and for tool steel, (but the present invention is not limited thereto material, and all are advantageous to
Accuracy of detection is improved, anti abrasive material is the range of choice of the present invention).The length of detection means 1 is equal to parting plane 22
Width, the middle part of the upper and lower end face of detection means 1 are respectively machined with a groove 11, a madial wall of lower notches 11
(madial wall of the center position side of proximity test device 1) is detection reference plane 12, and detection reference plane 12 is physically located in detection
On the center line of the length direction of device 1, that is to say, that as shown in Fig. 2 such as both ends of detection means 1 to detection reference plane
12 distance is B, and detection means 1 length of itself is 2B, and the width of parting plane 22 is also 2B.
In some embodiments, detection means 1 also includes avoidance face 13 and through hole 14.To put forward quasi- detection means 1
Accuracy, for want size to be less than the size with detecting product mating surface, avoidance with what the non-mating surface of detection product avoided face 13
Face 13 is respectively on the upper surface of detection means 1, lower surface, left side and right side；It is remote that through hole 14 is located at detection means 1
It is to mitigate detection means from one end of two grooves 11, and through the front end face and rear end face of detection means 1, the effect of through hole 14
1 weight.
Fig. 1 to Fig. 5 is referred to again, and to achieve the above object, present invention also offers a kind of 2 non-coplanar centre-to-centre spacing of cylinder block
Detection method, the practical above-mentioned detection means of the detection method and ordinary measring tool, detection method comprise the following steps：
Step 1：Detection means 1 is placed on the width of parting plane 22 with length direction；
Step 2：With ordinary measring tool, (the present embodiment is slide measure, but the present invention is not limited thereto, all energy
Enough measurement distances, length, the measurer of width are all within the range of choice of the present invention) measurement and positioning pin-and-hole 211 is away from parting plane
The distance between detection reference plane 12 of 22 centers side and detection means 1；And
Step 3：Data obtained by subtracting the radius of dowel hole 211 with the distance of step 2 measurement are alignment pin
The distance A at the center of hole 211 and the center of parting plane 22.
In summary, the detection means and detection method of the non-coplanar centre-to-centre spacing of cylinder block of the invention, because the present invention carries
Detection means has been supplied, has been that existing firmly e measurement technology becomes for direct measuring, improves accuracy of detection, save detection
Time, substantially increase detection efficiency.
The description of the foregoing specific illustrative embodiment to the present invention is to illustrate and the purpose of illustration.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can be much changed
And change.The purpose of selecting and describing the exemplary embodiment is that explain that the certain principles of the present invention and its reality should
With so that those skilled in the art can realize and utilize the present invention a variety of exemplaries and
Various chooses and changes.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (4)
1. a kind of detection means of the non-coplanar centre-to-centre spacing of cylinder block, the cylinder block has a bottom surface and parting plane, the bottom surface with
The parting plane is non-coplanar, and the bottom surface has dowel hole, and the parting plane has the main bearing hole as support bent axle, institute
The center of parting plane and the center superposition of the main bearing hole are stated, the detection means is to detect the center of the dowel hole
The distance between described parting plane center, it is characterised in that the detection means is in rectangular shape, and its length is equal to institute
The width of parting plane is stated, the upper surface of the detection means is provided with groove, and a side wall of the groove fills positioned at the detection
The center for the length direction put, the side wall are detection reference plane.
2. detection means according to claim 1, it is characterised in that the detection means also includes：
Avoidance face, it is respectively on the upper surface of the detection means, the lower surface, left side and right side；
And
Through hole, it is located at the one end of the detection means away from described two grooves, and through the front end face of the detection means
And rear end face.
3. a kind of detection method of the non-coplanar centre-to-centre spacing of cylinder block, the cylinder block has a bottom surface and parting plane, the bottom surface with
The parting plane is non-coplanar, and the bottom surface has dowel hole, and the parting plane has the main bearing hole as support bent axle, institute
The center of parting plane and the center superposition of the main bearing hole are stated, the detection means is to detect the center of the dowel hole
The distance between described parting plane center, it is characterised in that the detection described in the detection method application claim 1 or 2
Device and ordinary measring tool are detected, and the detection method comprises the following steps：
Step 1：The detection means is placed on the width of the parting plane with length direction；
Step 2：The dowel hole is measured away from parting plane center side and the detection means with the ordinary measring tool
The distance between the detection reference plane；And
Step 3：Data obtained by subtracting the radius of the dowel hole with the distance of step 2 measurement are the alignment pin
The distance at hole center and the parting plane center.
4. detection method according to claim 3, it is characterised in that the ordinary measring tool is slide measure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711065742.2A CN107726957A (en) | 2017-11-02 | 2017-11-02 | The detection means and detection method of the non-coplanar centre-to-centre spacing of cylinder block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711065742.2A CN107726957A (en) | 2017-11-02 | 2017-11-02 | The detection means and detection method of the non-coplanar centre-to-centre spacing of cylinder block |
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| Publication Number | Publication Date |
|---|---|
| CN107726957A true CN107726957A (en) | 2018-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711065742.2A Pending CN107726957A (en) | 2017-11-02 | 2017-11-02 | The detection means and detection method of the non-coplanar centre-to-centre spacing of cylinder block |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109029213A (en) * | 2018-08-23 | 2018-12-18 | 株洲时代新材料科技股份有限公司 | A kind of detecting tool and detection method of fastener heightening base plate under iron base plate size |
| CN110044235A (en) * | 2019-05-16 | 2019-07-23 | 沈阳飞机工业（集团）有限公司 | Axial line distance measuring instrument and application method between Different Plane two o'clock |
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| CN201392167Y (en) * | 2009-04-07 | 2010-01-27 | 中国人民解放军军事交通学院 | Special detecting label for chain ring |
| CN201772848U (en) * | 2010-07-13 | 2011-03-23 | 沪东重机有限公司 | Precision measuring tool used for detecting installation precision of drive worm bar and rack of machine tool |
| CN102927887A (en) * | 2012-10-29 | 2013-02-13 | 东南大学 | Pitch variation measuring device for large-size straight toothed spur gear |
| CN203672254U (en) * | 2013-11-18 | 2014-06-25 | 郑州精益达汽车零部件有限公司 | Passenger car drive axle shaft head conical surface axial size special detection tool |
| CN207423077U (en) * | 2017-11-02 | 2018-05-29 | 广西玉柴机器股份有限公司 | The detection device of the non-coplanar centre-to-centre spacing of cylinder block |
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2017
- 2017-11-02 CN CN201711065742.2A patent/CN107726957A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1086898A (en) * | 1992-11-09 | 1994-05-18 | 兰州工业高等专科学校 | Metre for guide screw |
| CN201392167Y (en) * | 2009-04-07 | 2010-01-27 | 中国人民解放军军事交通学院 | Special detecting label for chain ring |
| CN201772848U (en) * | 2010-07-13 | 2011-03-23 | 沪东重机有限公司 | Precision measuring tool used for detecting installation precision of drive worm bar and rack of machine tool |
| CN102927887A (en) * | 2012-10-29 | 2013-02-13 | 东南大学 | Pitch variation measuring device for large-size straight toothed spur gear |
| CN203672254U (en) * | 2013-11-18 | 2014-06-25 | 郑州精益达汽车零部件有限公司 | Passenger car drive axle shaft head conical surface axial size special detection tool |
| CN207423077U (en) * | 2017-11-02 | 2018-05-29 | 广西玉柴机器股份有限公司 | The detection device of the non-coplanar centre-to-centre spacing of cylinder block |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109029213A (en) * | 2018-08-23 | 2018-12-18 | 株洲时代新材料科技股份有限公司 | A kind of detecting tool and detection method of fastener heightening base plate under iron base plate size |
| CN109029213B (en) * | 2018-08-23 | 2020-06-23 | 株洲时代新材料科技股份有限公司 | Detection tool and detection method for size of heightening cushion plate under iron cushion plate of fastener |
| CN110044235A (en) * | 2019-05-16 | 2019-07-23 | 沈阳飞机工业（集团）有限公司 | Axial line distance measuring instrument and application method between Different Plane two o'clock |
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| PB01 | Publication | ||
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Application publication date: 20180223 |