CN106403751A - Cylinder body multi-boss location degree detection method - Google Patents
Cylinder body multi-boss location degree detection method Download PDFInfo
- Publication number
- CN106403751A CN106403751A CN201610782424.7A CN201610782424A CN106403751A CN 106403751 A CN106403751 A CN 106403751A CN 201610782424 A CN201610782424 A CN 201610782424A CN 106403751 A CN106403751 A CN 106403751A
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- Prior art keywords
- cylinder block
- boss
- datum level
- detection
- detection method
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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
- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a cylinder body multi-boss location degree detection method. Firstly a cylinder body is fixed on a detection pedestal through matching of two pairs of pin holes and positioning pins, and a plane which passes through the connecting line of the center lines of the two pin holes and is perpendicular to the extension direction of bosses is set as a first reference surface; a vertically arranged second reference surface is arranged on one side which is adjacent to the outwardly stretching top surface of the bosses on the detection pedestal; then the distance A between the first reference surface and the second reference surface and the vertical distance L from the top surface of the bosses to the second reference surface are measured; and finally the height relation between all the bosses is obtained through a formula (L-A). According to the cylinder body multi-boss location degree detection method, the height relation between all the bosses is calculated by setting the reference surfaces perpendicular to the extension direction of the bosses so that the cylinder body of which the boss positions are relatively complex can be detected, the applicability is wide, the steps are simple and the detection result is accurate.
Description
Technical field
The present invention relates to the detection field of cylinder block, more particularly, to a kind of detection method of cylinder block many lug boss position degree.
Background technology
There are multiple highly different boss in each face of cylinder block of multi-cylinder diesel engine, and the relative altitude position between each boss is closed
System is represented by the horizontal range between its top surface and cylinder block bottom surface two pin aperture centerline line.Due to product cylinder
Body bottom surface pin aperture centerline line as the benchmark of detection positioning, when detecting each lug boss position of product it is necessary to cylinder block
It is arranged on verifying bench, and make cylinder block benchmark plane perpendicular in verifying bench, calibrate cylinder block bottom surface simultaneously by calibration
Two dowel hole center line lines parallel to verifying bench, that is, are determining product cylinder block bottom surface and bottom surface two dowel hole center
After line link position, guarantee boss height direction to be detected is perpendicular to verifying bench, so that it is determined that the inspection of detection boss
Survey benchmark.During this kind of method detection product, loaded down with trivial details difficulty is it is difficult to be detected with commonsense method.
Content of the invention
It is an object of the invention to provide a kind of detection method of cylinder block many lug boss position degree, it is stretched with boss by setting
The perpendicular datum level in exhibition direction, to calculate the height relationships between each boss, can detect the complex gas of lug boss position
Cylinder body, applicability is wide, and step is simple, and testing result is accurate.
For achieving the above object, the present invention provides a kind of detection method of cylinder block many lug boss position degree, and it includes following
Step：
1) cylinder block positioning step：By mobile for the cylinder block top to horizontally disposed detection base and fixed by two
Position pin will detect that base is connected with cylinder block bottom surface；The multiple boss in cylinder block are made to arrange in the horizontal direction and all to institute
The same side stating cylinder block is stretched；Set through the center line line of two alignment pins and perpendicular with the direction of extension of boss
Plane be the first datum level；
2) the second datum level setting steps：The side adjacent with the overhanging top surface of boss on detection base arranges vertical cloth
The second datum level put, wherein, the distance between the second datum level and described first datum level are A；
3) ranging step：Measure vertical range L of the overhanging top surface of each boss to the second datum level by instrument of finding range；
4) calculation procedure：Each boss can be drawn to the distance between the first datum level D by formula | L-A |, and lead to
Cross (L-A) gained numerical symbol positive and negative come to determine this boss be located at the first datum level which side.
As a further improvement on the present invention, described detection base arranges a perpendicular detection origin reference location
Block, and make described boss top surface towards described detection origin reference location block, away from the side of cylinder block on this detection origin reference location block
End face is perpendicular with the direction of extension of boss, using this end face as the second described datum level.
As the further improvement of the present invention, the described direction of extension of multiple boss in cylinder block and described gas
Cylinder body bottom surface is parallel.
As the further improvement of the present invention, described detection origin reference location block has been horizontally disposed with multiple respectively with gas
The corresponding through hole of boss that cylinder body is provided with；Described ranging step is：Make range finding instrument be each passed through each through hole, and measure
Boss top surface corresponding with this through hole is to vertical range L of the second datum level.
As the further improvement of the present invention, the top of described detection base is provided with least three isometry blocks, and
Make the figure that the line between described each isometry block is formed be polygon, described isometry block is supported in described cylinder block bottom surface.
As the further improvement of the present invention, described range finding instrument is vernier depth gauge or digital display depth gage.
Beneficial effect
Compared with prior art, the detection method of cylinder block many lug boss position degree of the present invention has the advantage that：
1st, the first datum level and the second reference plane are to effect, the wherein second datum level and first datum level of subsidiary
The distance between A can directly record, measure each boss top surface one by one to vertical range L of the second datum level, by formula (L-A)
The distance between each boss top surface and first datum level and position relationship can be obtained, thus showing that the height between each boss closes
System, this kind of detection method can detect the complex cylinder block of lug boss position, and applicability is wide, and step is simple, detection knot
Fruit is accurately；Alignment pin on detection base is adapted with the pin-and-hole on cylinder block bottom surface, accurate positioning, ensure that detection essence
Degree；
2nd, using an end face on detection origin reference location block as the second datum level, detect that origin reference location block is arranged on detection
On base, structure is simple；Wherein, on detection origin reference location block, the end face contrary with cylinder body position is the second datum level, thereon
It is provided with multiple positions through hole corresponding with boss, range finding instrument is passed through through hole and withstands on corresponding boss top surface i.e.
Vertical range L can be measured, detection mode is convenient and swift；
3rd, the top of detection base is provided with least three isometry blocks, and cylinder block bottom surface is placed on isometry block, its positioning effect
Really good, it is to avoid to cause the larger situation of detection error because of detection base local out-of-flatness.
By description below and combine accompanying drawing, the present invention will become more fully apparent, and these accompanying drawings are used for explaining the present invention
Embodiment.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, acceptable
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is placed on the schematic diagram on detection base for cylinder block；
Fig. 2 is the location diagram of cylinder block, detection base and detection origin reference location block three.
In figure, 1, cylinder block；11st, boss；12nd, cylinder block bottom surface；13rd, pin-and-hole；2nd, detect base；3rd, detect origin reference location
Block；31st, through hole；4th, range finding instrument；5th, isometry block；6th, alignment pin；7th, bolt；8th, the first datum level；9th, the second datum level.
Specific embodiment
With reference now to Description of Drawings embodiments of the invention,.
Embodiment 1
The specific embodiment of the present invention, as shown in figure 1, the top of detection base 2 is horizontal structure, which is provided with two
The vertically alignment pin 6 of arrangement.The bottom of cylinder block 1 is cylinder block bottom surface 12, makes multiple boss 11 in cylinder block 1 along water
Square to arrangement and all to cylinder block 1 the same side stretching, extension.Cylinder block bottom surface 12 is provided with two pin-and-holes 13, and two pin-and-holes 13
Center line line perpendicular with the direction of extension of each boss 11.The direction of extension of multiple boss 11 in cylinder block 1 with
Cylinder block bottom surface 12 is parallel.
The top of detection base 2 is provided with least three isometry blocks 5, makes the figure that the line between each isometry block 5 is formed
For polygon.
A kind of detection method of cylinder block many lug boss position degree, it comprises the following steps：
1) cylinder block positioning step：As shown in figure 1, by mobile for cylinder block 1 top to horizontally disposed detection base 2,
Isometry block 5 is supported in cylinder block bottom surface 12, and will detect that base 2 is connected with cylinder block bottom surface 12 by two alignment pins 6；If
Determine the center line line through two alignment pins 6 and the plane perpendicular with the direction of extension of boss 11 is the first datum level 8；
2) the second datum level setting steps：As shown in Fig. 2 arranging a perpendicular detection base on detection base 2
Quasi- locating piece 3, and make boss 11 top surface towards detection origin reference location block 3, away from cylinder block 1 on this detection origin reference location block 3
One side end face is perpendicular with the direction of extension of boss 11, using this end face as the second datum level 9, wherein, the second datum level 9 with
The distance between first datum level 8 is A；
3) ranging step：As shown in Fig. 2 detection origin reference location block 3 on be horizontally disposed with multiple respectively with cylinder block 1 on
The corresponding through hole 31 of the boss 11 that is provided with, corresponding through hole 31 is coaxially arranged with boss 11；Survey tool 4 is depth vernier
Slide calliper rule or digital display depth gage, the present embodiment adopts vernier depth gauge, makes the blade of vernier depth gauge be each passed through each
Through hole 31 so as to blade end face withstands on boss 11 top surface corresponding with each through hole 31, the base end face of vernier depth gauge
Withstand on the second datum level 9 of detection origin reference location block 3, then the distance of blade end face to the base end face of vernier depth gauge is
Vertical range L for boss 11 top surface to the second datum level 9；
4) calculation procedure：As shown in Fig. 2 can be drawn between each boss 11 to the first datum level 8 by formula | L-A |
Apart from D, and by (L-A) gained numerical symbol positive and negative determining that this boss 11 is located at the which side of the first datum level 8.
First datum level 8 and the second datum level 9 play the effect of subsidiary in the measurements, the wherein second datum level 9 with
The distance between first datum level 8 A can directly record.Measure each boss 11 top surface one by one to the vertical range of the second datum level 9
L, can obtain the distance between each boss 11 top surface and the first datum level 8 and position relationship by formula (L-A), thus drawing
Height relationships between each boss 11.This kind of detection method can detect the complex cylinder block 1 in boss 11 position, applicability
Extensively, and step is simple, testing result is accurate.Alignment pin 6 on detection base 2 is mutually fitted with the pin-and-hole 13 on cylinder block bottom surface 12
Join, accurate positioning, ensure that accuracy of detection.
Using an end face on detection origin reference location block 3 as the second datum level 9, detect that origin reference location block 3 passes through bolt 7
It is arranged on detection base 2, it can change corresponding detection origin reference location block 3, structure letter according to the cylinder block 1 of different size
Single, applicability is wide.Wherein, on detection origin reference location block 3, the end face contrary with cylinder block 1 position is the second datum level 9, sets thereon
There is multiple positions through hole corresponding with boss 11 31, range finding instrument 4 is passed through through hole 31 and withstands on corresponding boss 11
Vertical range L can be measured on top surface, detection mode is convenient and swift.
Cylinder block bottom surface 12 is placed on isometry block 5, its good positioning effect, easily realizes the horizontal cloth of cylinder block bottom surface 12
Put, it is to avoid cause the larger situation of detection error because of detection base 2 top local out-of-flatness.
Above in association with most preferred embodiment, invention has been described, but the invention is not limited in enforcement disclosed above
Example, and modification, the equivalent combinations that the various essence according to the present invention are carried out should be covered.
Claims (6)
1. a kind of detection method of cylinder block many lug boss position degree is it is characterised in that comprise the following steps：
1) cylinder block positioning step：By mobile for cylinder block (1) top to horizontally disposed detection base (2), and pass through two
Alignment pin (6) will detect that base (2) is connected with cylinder block bottom surface (12)；Make multiple boss (11) edge in cylinder block (1)
Horizontal direction arrangement simultaneously all stretches to the same side of described cylinder block (1)；Set the center line through two alignment pins (6) to connect
Line and the plane perpendicular with the direction of extension of boss (11) are the first datum level (8)；
2) the second datum level setting steps：The side setting adjacent with the overhanging top surface of boss (11) in detection base (2) is erected
Second datum level (9) of straight arrangement, wherein, the distance between the second datum level (9) and described first datum level (8) are A；
3) ranging step：By find range instrument (4) measure each boss (11) overhanging top surface to the second datum level (9) vertical away from
From L；
4) calculation procedure：Each boss (11) can be drawn to the distance between the first datum level (8) D by formula | L-A |, and
By (L-A) gained numerical symbol positive and negative come to determine this boss (11) be located at the first datum level (8) which side.
2. a kind of detection method of cylinder block many lug boss position degree according to claim 1 is it is characterised in that in described inspection
Survey base (2) one perpendicular detection origin reference location block (3) of upper setting, and make described boss (11) top surface towards described inspection
Survey origin reference location block (3), away from a side end face of cylinder block (1) and the stretching, extension of boss (11) in this detection origin reference location block (3)
Direction is perpendicular, using this end face as described the second datum level (9).
3. a kind of detection method of cylinder block many lug boss position degree according to claim 1 and 2 is it is characterised in that described
The direction of extension of multiple boss (11) in cylinder block (1) is parallel with described cylinder block bottom surface (12).
4. a kind of detection method of cylinder block many lug boss position degree according to claim 2 is it is characterised in that in described inspection
Survey and be horizontally disposed with multiple through holes corresponding with the boss (11) that cylinder block (1) is provided with respectively on origin reference location block (3)
(31)；Described ranging step is：Make range finding instrument (4) be each passed through each through hole (31), and measure corresponding with this through hole (31)
Boss (11) top surface to the second datum level (9) vertical range L.
5. a kind of detection method of cylinder block many lug boss position degree according to claim 1 is it is characterised in that in described inspection
The top surveying base (2) is provided with least three isometry blocks (5), and makes the figure that the line between described each isometry block (5) formed
Shape is polygon, and described isometry block (5) is supported in described cylinder block bottom surface (12).
6. a kind of detection method of the cylinder block many lug boss position degree according to claim 1 or 2 or 3 is it is characterised in that institute
Stating range finding instrument (4) is vernier depth gauge or digital display depth gage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610782424.7A CN106403751A (en) | 2016-08-31 | 2016-08-31 | Cylinder body multi-boss location degree detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610782424.7A CN106403751A (en) | 2016-08-31 | 2016-08-31 | Cylinder body multi-boss location degree detection method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106403751A true CN106403751A (en) | 2017-02-15 |
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ID=58000281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610782424.7A Pending CN106403751A (en) | 2016-08-31 | 2016-08-31 | Cylinder body multi-boss location degree detection method |
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| Country | Link |
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| CN (1) | CN106403751A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109696106A (en) * | 2019-03-12 | 2019-04-30 | 岳阳大陆激光技术有限公司 | A kind of fan blade measuring device, method and the application in blade reparation |
| CN115958256A (en) * | 2022-12-30 | 2023-04-14 | 中海油田服务股份有限公司 | Method for machining taper thread |
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| JP2007198343A (en) * | 2006-01-30 | 2007-08-09 | Nissan Diesel Motor Co Ltd | Spark ignition internal combustion engine |
| CN101762224A (en) * | 2009-12-28 | 2010-06-30 | 温州瑞明工业股份有限公司 | Detecting tool for detecting height of engine cylinder head and combustion chamber |
| CN201803678U (en) * | 2010-09-16 | 2011-04-20 | 成都华川电装有限责任公司 | Alternating-current generator end cover axial size measuring device |
| CN102735142A (en) * | 2012-06-28 | 2012-10-17 | 长城汽车股份有限公司 | Device for detecting height elevating platform |
| CN203337056U (en) * | 2013-07-03 | 2013-12-11 | 广西玉柴机器股份有限公司 | Device for measuring protruding height of cylinder liner step |
| CN103868441A (en) * | 2014-02-27 | 2014-06-18 | 安徽省捷甬达智能机器有限公司 | Test tool for detecting planeness of workpiece |
| CN104034230A (en) * | 2014-06-09 | 2014-09-10 | 广西玉柴机器股份有限公司 | Measuring gauge for cylinder sleeve boss height |
-
2016
- 2016-08-31 CN CN201610782424.7A patent/CN106403751A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007198343A (en) * | 2006-01-30 | 2007-08-09 | Nissan Diesel Motor Co Ltd | Spark ignition internal combustion engine |
| CN101762224A (en) * | 2009-12-28 | 2010-06-30 | 温州瑞明工业股份有限公司 | Detecting tool for detecting height of engine cylinder head and combustion chamber |
| CN201803678U (en) * | 2010-09-16 | 2011-04-20 | 成都华川电装有限责任公司 | Alternating-current generator end cover axial size measuring device |
| CN102735142A (en) * | 2012-06-28 | 2012-10-17 | 长城汽车股份有限公司 | Device for detecting height elevating platform |
| CN203337056U (en) * | 2013-07-03 | 2013-12-11 | 广西玉柴机器股份有限公司 | Device for measuring protruding height of cylinder liner step |
| CN103868441A (en) * | 2014-02-27 | 2014-06-18 | 安徽省捷甬达智能机器有限公司 | Test tool for detecting planeness of workpiece |
| CN104034230A (en) * | 2014-06-09 | 2014-09-10 | 广西玉柴机器股份有限公司 | Measuring gauge for cylinder sleeve boss height |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109696106A (en) * | 2019-03-12 | 2019-04-30 | 岳阳大陆激光技术有限公司 | A kind of fan blade measuring device, method and the application in blade reparation |
| CN115958256A (en) * | 2022-12-30 | 2023-04-14 | 中海油田服务股份有限公司 | Method for machining taper thread |
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Application publication date: 20170215 |