CN103322885B - Checking fixture for parallelism - Google Patents
Checking fixture for parallelism Download PDFInfo
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- CN103322885B CN103322885B CN201310262380.1A CN201310262380A CN103322885B CN 103322885 B CN103322885 B CN 103322885B CN 201310262380 A CN201310262380 A CN 201310262380A CN 103322885 B CN103322885 B CN 103322885B
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- fuselage
- middle body
- supporting rod
- body mounting
- mounting plane
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Abstract
The invention discloses a kind of checking fixture for parallelism, it is related to frock cubing manufacturing technology field, including dial gauge, there is one piece of leveling ruler, the leveling ruler bottom is provided with the first table bar and the second table bar, and the first table bar and the second table bar are respectively provided with table post and the vertical supporting rod being inserted in the table post, and the vertical supporting rod end is provided with clamp, the vertical supporting rod is equipped with supporting rod by clamp, and the supporting rod is clamped with dial gauge.Compared with prior art, the present invention accurately, fast can be detected to dead eye axis parallel degree to the middle body mounting plane of fuselage.
Description
Technical field
The present invention relates to detect tools manufacturing technology field, especially a kind of dedicated test of the fuselage for compressor is put down
The cubing of row degree.
Background technology
Fuselage is one of important parts of piston compressor, plays and undertakes the various movement parts of support and ensure its position relationship
Effect.Therefore, the accuracy of manufacture of fuselage directly affects the installation quality of compressor.A kind of fuselage of compressor；Fuselage roof sets
There are two tilting middle body mounting planes, skidway hole is vertically provided with middle body mounting plane；First be located on fuselage
Dead eye and second bearing hole；There is associating for dimensional tolerance and form and position tolerance between these planes and hole；Wherein middle body peace
Dress plane is one of important indicator of testing machine body form and position tolerance to dead eye axis parallel degree, as body volume is huge, is tied
Structure is complicated, and dimensional tolerance can be measured；Form and position tolerance is difficult to measurement using conventional cubing, need to be surveyed with three special coordinates
Amount instrument can just be measured, but special three-coordinates measuring machine cost is high, does not typically adopt；The precision of form and position tolerance for a long time
Rely on equipment precision to ensure, this and be unfavorable for product manufacture process quality control, in existing parallelism of machine body
In detection method, also do not have a kind of cubing and detection meanss to go for above-mentioned fuselage, many enterprises and forefathers are to solve this
The middle body mounting plane of fuselage is planted to dead eye axis parallel degree measuring method and means, substantial amounts of test has been carried out, so far not
There are a kind of suitable process meanses of acquisition and method.
The content of the invention
It is accurate, quick countershaft to the middle body mounting plane of fuselage that the technical problem to be solved is to provide a kind of energy
The checking fixture for parallelism detected by bearing bore axis parallel degree.
The technical proposal for solving the technical problem of the invention is：The present invention solves the technical side adopted by technical problem
Case is：The checking fixture for parallelism bag that this middle body mounting plane to piston compressor fuselage is detected to dead eye axis parallel degree
One piece of leveling ruler is included, the leveling ruler bottom is provided with the first table bar and the second table bar, the first table bar and the second table bar difference
With table post and the vertical supporting rod being inserted in the respective table post, each described vertical supporting rod end is equipped with a folder
Pincers, each described vertical supporting rod are equipped with a supporting rod by the respective clamp, and each described supporting rod is clamped with
One dial gauge；
During work, support that fuselage is tilting by support, make the middle body mounting plane of the fuselage be the level of state；By institute
State leveling ruler to be placed on the described middle body mounting plane of the fuselage, the first table bar is located at the first axle bearing bore of the fuselage
Side, the second table bar are located at the second bearing hole side of the fuselage；Described middle body of the leveling ruler in the fuselage is installed
Carry out laterally moving with stringer in plane, measure respectively the fuselage described middle body mounting plane to the first axle bearing bore
Numerical value of the top apart from L1, numerical value of the described middle body mounting plane of the fuselage to second bearing hole top apart from L2；
The numerical value of the first axle bearing bore internal diameter D1, the numerical value of the second bearing hole internal diameter D2 are measured respectively；Measure the fuselage
The numerical value of the diameter d of the middle body mounting plane；Apart from B between on the outside of the first axle bearing bore and second bearing hole two ends
Numerical value；The described middle body mounting plane of the fuselage to dead eye axis parallel degree e is then：e=[L1+D1/2-（L2+D2/
2）]×d/B.
In above-mentioned checking fixture for parallelism technical scheme, more specifically technical scheme can also be：Each described vertical supporting rod
It is vertical setting with the respective supporting rod.
Further, each described table post is mounted on the leveling ruler by screw thread.
As a result of above-mentioned technical proposal, the present invention compared with prior art, has an advantageous effect in that：1st, the present invention
Fast the middle body mounting plane of body can be measured to dead eye axis parallel degree simple, practical；2nd, can be to the middle body of fuselage
Mounting plane is controlled to dead eye axis parallel degree, and the installation quality to improve compressor provides technical guarantee.
Description of the drawings
Fig. 1 is the structural representation of the checking fixture for parallelism of the embodiment of the present invention.
Fig. 2 is the structural representation of the fuselage of the embodiment of the present invention.
Fig. 3 is the sectional view at the A-A of Fig. 2.
Fig. 4 is the schematic diagram when checking fixture for parallelism of the embodiment of the present invention is proofreaded with check and correction dial gauge.
Fig. 5 is that the embodiment of the present invention carries out schematic diagram when middle body mounting plane is measured to dead eye axis parallel degree.
Specific embodiment
Below in conjunction with accompanying drawing, the invention will be further described：
Checking fixture for parallelism as shown in Figure 1 includes the first dial gauge 6 and the second dial gauge 7；There is one piece of bottom to set multiple spiral shells
The leveling ruler 1 of pit, is respectively provided with the first table bar and the second table bar at the close two ends of 1 bottom of leveling ruler, and the first table bar has table
Post 2 and the vertical supporting rod 4 being inserted in table post 2, the end of vertical supporting rod 4 are provided with clamp, and vertical supporting rod 4 is pressed from both sides by which
Pincers are vertical setting with supporting rod 5 equipped with supporting rod 5, vertical supporting rod 4, and supporting rod 5 is clamped with dial gauge 6；One end of table post 2
To be provided with the screw rod of one section of screw thread, table post 2 is installed adjacent to the bottom of 1 one end of leveling ruler by screw rod.Second table bar has table post 10
With the vertical supporting rod 9 being inserted in table post 10, the end of vertical supporting rod 9 is provided with clamp, and vertical supporting rod 9 is filled by clamp
There is supporting rod 8, vertical supporting rod 9 is vertical setting with supporting rod 8, and supporting rod 8 is clamped with dial gauge 7；One end of table post 10 is
The screw rod of one section of screw thread is provided with, table post 10 is installed adjacent to the bottom of 1 other end of leveling ruler by screw rod.
Fuselage as shown in Figure 2 and Figure 3 has a tilting middle body mounting plane b in top both sides respectively, axis a parallel to
First axle bearing bore a1 and second bearing hole a2 of middle body mounting plane b；Middle body mounting plane to dead eye axis parallel degree
Require as 0.06.
During work, support that fuselage is tilting by support, make the middle body mounting plane b of fuselage be the level of state；By leveling ruler 1
It is placed on the middle body mounting plane b of fuselage, the first table bar is located at the first axle bearing bore a1 side of fuselage, the second table bar is located at fuselage
Second bearing hole a2 sides；First table bar is corrected with the first adjustable stem 3, and the second table bar is corrected with the second adjustable stem 11, such as Fig. 4 institutes
Show；By leveling ruler 1 carry out on the middle body mounting plane b of fuselage laterally and stringer movement, measure respectively fuselage middle body installation
Plane b to first axle bearing bore a1 top apart from L1 numerical value be 345.087 millimeters, the middle axles of body mounting plane b to second of fuselage
Bearing bore a2 top is 425.01 millimeters apart from the numerical value of L2；Measure respectively the numerical value of first axle bearing bore a1 internal diameter D1 is
400.025 millimeters, the numerical value of second bearing hole a2 internal diameter D2 is 240.02 millimeters；Measure the middle body mounting plane b of the fuselage
Diameter d numerical value be 500 millimeters；Numerical value between on the outside of first axle bearing bore a1 and second bearing hole a2 two ends apart from B is 590
Millimeter；As shown in Figure 5.The middle body mounting plane of fuselage is [L1+D1/2- to dead eye axis parallel degree e（L2+D2/2）]×
D/B, brings the measured numerical value for obtaining into calculating formula：
e=[345.087+400.025/2-（425.025+240.02/2）]×500/590=0.054
0.054 is numerical value of the middle body mounting plane of fuselage to dead eye axis parallel degree.
The middle body mounting plane of the fuselage of the present embodiment is 0.054 to dead eye axis parallel degree less than design requirement
0.06, illustrate the middle body mounting plane of the fuselage to dead eye axis parallel degree in the range of design requirement.In other enforcement
The method measurement is can use in example, the middle body mounting plane of fuselage is calculated to dead eye axis parallel degree, and in judging the fuselage
Whether body mounting plane reaches design requirement to dead eye axis parallel degree, simple, practical, quick and low cost.
Claims (3)
1. the checking fixture for parallelism that a kind of middle body mounting plane to piston compressor fuselage is detected to dead eye axis parallel degree,
It is characterized in that：Including one piece of leveling ruler, the leveling ruler bottom is provided with the first table bar and the second table bar, the first table bar and described
Second table bar has table post and the vertical supporting rod being inserted in the respective table post, each described vertical supporting rod end respectively
A clamp is equipped with, each described vertical supporting rod is equipped with a supporting rod by the respective clamp, described in each
Supporting rod is clamped with a dial gauge；
During work, support that fuselage is tilting by support, make the middle body mounting plane of the fuselage（b）It is the level of state；By institute
State the described middle body mounting plane that leveling ruler is placed on the fuselage（b）On, the first table bar is located at the first axle of the fuselage
Bearing bore（a1）Side, the second table bar are located at the second bearing hole of the fuselage（a2）Side；By the leveling ruler in the fuselage
The middle body mounting plane（b）On carry out laterally moving with stringer, measure respectively the fuselage described middle body mounting plane
（b）To the first axle bearing bore（a1）Numerical value of the top apart from L1, the described middle body mounting plane of the fuselage（b）To described the
Two dead eyes（a2）Numerical value of the top apart from L2；The first axle bearing bore is measured respectively（a1）The numerical value of internal diameter D1, described second
Dead eye（a2）The numerical value of internal diameter D2；Measure the described middle body mounting plane of the fuselage（b）Diameter d numerical value；Described
One dead eye（a1）With the second bearing hole（a2）Between on the outside of two ends apart from B numerical value；The described middle body peace of the fuselage
Filling plane to dead eye axis parallel degree e is then：e=[L1+D1/2-（L2+D2/2）]×d/B.
2. the middle body mounting plane to piston compressor fuselage according to claim 1 is examined to dead eye axis parallel degree
The checking fixture for parallelism of survey, it is characterised in that：Each described vertical supporting rod is vertical setting with the respective supporting rod.
3. the middle body mounting plane to piston compressor fuselage according to claim 1 and 2 is to dead eye diameter parallel
The checking fixture for parallelism of degree detection, it is characterised in that：Each described table post is mounted on the leveling ruler by screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310262380.1A CN103322885B (en) | 2013-06-27 | 2013-06-27 | Checking fixture for parallelism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310262380.1A CN103322885B (en) | 2013-06-27 | 2013-06-27 | Checking fixture for parallelism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103322885A CN103322885A (en) | 2013-09-25 |
| CN103322885B true CN103322885B (en) | 2017-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310262380.1A Active CN103322885B (en) | 2013-06-27 | 2013-06-27 | Checking fixture for parallelism |
Country Status (1)
| Country | Link |
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| CN (1) | CN103322885B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104374370B (en) * | 2014-11-27 | 2017-01-11 | 南车株洲电机有限公司 | Levelness measuring unit |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200975885Y (en) * | 2006-10-31 | 2007-11-14 | 扬动股份有限公司 | Device for detecting coxiality and verticality of cylinder head pipe hole |
| CN201138187Y (en) * | 2007-08-24 | 2008-10-22 | 江苏微特利电机制造有限公司 | Two end hole position accuracy checker for motor shell cover |
| CN201583239U (en) * | 2009-08-14 | 2010-09-15 | 台州宏鑫曲轴有限公司 | Link parallelism detecting device |
| CN203298704U (en) * | 2013-06-27 | 2013-11-20 | 林全忠 | Parallelism testing fixture |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7665221B2 (en) * | 2006-05-25 | 2010-02-23 | The Boeing Company | Method and apparatus for hole diameter profile measurement |
-
2013
- 2013-06-27 CN CN201310262380.1A patent/CN103322885B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200975885Y (en) * | 2006-10-31 | 2007-11-14 | 扬动股份有限公司 | Device for detecting coxiality and verticality of cylinder head pipe hole |
| CN201138187Y (en) * | 2007-08-24 | 2008-10-22 | 江苏微特利电机制造有限公司 | Two end hole position accuracy checker for motor shell cover |
| CN201583239U (en) * | 2009-08-14 | 2010-09-15 | 台州宏鑫曲轴有限公司 | Link parallelism detecting device |
| CN203298704U (en) * | 2013-06-27 | 2013-11-20 | 林全忠 | Parallelism testing fixture |
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| Publication number | Publication date |
|---|---|
| CN103322885A (en) | 2013-09-25 |
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Effective date of registration: 20191213 Address after: 314415 within huangwan town government, Haining City, Jiaxing City, Zhejiang Province Patentee after: Haining huangwan town Asset Management Co.,Ltd. Address before: 545006 the Guangxi Zhuang Autonomous Region Liuzhou city and the industrial district B-22-1 of Liuzhou Fuda company Patentee before: Lin Quanzhong |
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| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20130925 Assignee: Haining Huangwan Xinshi Town Investment Development Co.,Ltd. Assignor: Haining huangwan town Asset Management Co.,Ltd. Contract record no.: X2022330000927 Denomination of invention: Parallelism gauge Granted publication date: 20170405 License type: Common License Record date: 20221229 |
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| EE01 | Entry into force of recordation of patent licensing contract |