CN113418428A - Flange position degree gauge - Google Patents
Flange position degree gauge Download PDFInfo
- Publication number
- CN113418428A CN113418428A CN202110761255.XA CN202110761255A CN113418428A CN 113418428 A CN113418428 A CN 113418428A CN 202110761255 A CN202110761255 A CN 202110761255A CN 113418428 A CN113418428 A CN 113418428A
- Authority
- CN
- China
- Prior art keywords
- flange
- position degree
- detection tool
- connecting rod
- detection
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- 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.)
- Pending
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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
Abstract
The invention provides a flange position degree detection tool, which solves the technical problem that the detection tool cannot detect the position degree of a flange hole relative to the central line of a connecting rod neck in the existing process of machining a flange hole on the end face of a crankshaft. The invention can be widely applied to the detection of the position degree of the crankshaft flange hole relative to the connecting rod journal.
Description
Technical Field
The invention relates to a checking fixture, in particular to a flange position degree checking fixture.
Background
The crankshaft is one of the core parts of the piston engine, and bears the force transmitted by the connecting rod and converts the force into torque to drive the power output device connected with the crankshaft and other accessories to work, and the crankshaft and the power output device are mostly connected by flanges, so a plurality of flange holes need to be processed on the end face of a large disk of the crankshaft.
The flange hole of the end face of the crankshaft large disc has a position degree requirement, the reference of the position degree is usually the center line of a main journal and the center line of a connecting rod journal, and a commonly used flange position degree detection tool is a circular sleeve, for example, Chinese patent invention with the publication number of CN103245265A discloses a crankshaft end face hole detection tool which comprises a large-head measuring mechanism, a small-head jacking mechanism and a connecting and supporting mechanism as shown in figure 1; the large-head measuring mechanism consists of a large-head tailstock, a large-head tip 24, a rear bearing cover, a linear bearing, a gauge body 28, a pin hole plug gauge 29, a front bearing cover 21 and a screw hole plug gauge 22; the checking fixture body 28 is in a flange shape, an inner hole is installed with the periphery of the linear bearing in an interference fit mode, and the two ends of the checking fixture body are respectively fixed in the rear bearing cover and the front bearing cover 21 through screw fixation and screw compression; the inner ring of the linear bearing is sleeved on the outer circle of the middle part of the large-head tip, and a rear cone of the head tip 24 is inserted into a conical hole arranged on the large-head tailstock; the pin hole plug gauge 29 and the screw hole plug gauge 22 are arranged on the checking fixture body, the pin hole plug gauge and the screw hole plug gauge are inserted into the crankshaft positioning pin hole and the inner diameter of the screw hole through the checking fixture body in a manual operation mode, and simulation measurement can be achieved.
The checking fixture can only detect the relative positions among the plurality of flange holes and the position degree of the flange holes relative to the central line of the main shaft, and cannot detect the position degree of the flange holes relative to the central line of the connecting rod neck.
Disclosure of Invention
The invention provides a handheld go-no-go gauge detection tool with a simple structure, aiming at the technical problem that the detection tool cannot detect the position degree of a flange hole relative to the central line of a connecting rod neck in the existing process of machining the flange hole on the end face of a crankshaft, and the detection tool can quickly detect the position degree of the flange.
Therefore, the invention provides a flange position degree detection tool which is provided with a detection tool body, wherein the detection tool body is provided with a main shaft V-shaped positioning block and a connecting rod neck positioning block, a flange plate is arranged on the side surface of the detection tool body, pin holes are formed in the flange plate, and a bolt is further arranged on the flange position degree detection tool.
Preferably, the flange plate is further provided with a bushing, and the bushing is matched with the pin hole.
Preferably, the main shaft V-shaped and the connecting rod neck positioning block are provided with gaskets.
Preferably, the inspection body is connected with the main shaft V-shaped through a screw.
Preferably, the detecting body and the main shaft V-shaped are positioned through a taper pin.
Preferably, the detection body is connected with the connecting rod neck positioning block through a screw.
Preferably, the detection body and the connecting rod neck positioning block are positioned through a taper pin.
Preferably, the detection body is connected with the flange plate through screws.
Preferably, the detection body and the flange plate are positioned through a taper pin.
Preferably, a handle is arranged on the detection tool body.
The invention has the beneficial effects that:
(1) because the main shaft V-shaped part, the connecting rod neck positioning block and the flange are fixed on the detector body, the central line of the main shaft V-shaped part is superposed with the central line of the flange, and the connecting rod neck positioning block can determine the central line of the connecting rod neck as a reference, thereby realizing the rapid detection of the flange relative to the central line of the connecting rod neck and solving the problem that the existing detector can not detect the position degree of a flange hole relative to the central line of the connecting rod neck;
(2) the detection tool does not need to be sleeved into a large-disc shaft neck in the detection process, so that scratches in the detection process can be avoided;
(3) the detection tool is simple to manufacture and operate, so that the detection cost is reduced and the detection efficiency is improved.
Drawings
FIG. 1 is a schematic structural diagram of a flange position degree gauge in the prior art;
FIG. 2 is a front view of an assembled structure of an embodiment of the present invention;
FIG. 3 is a right side view of an assembled structure of an embodiment of the present invention.
The symbols in the drawings illustrate that:
1. detecting the body; 2. a main shaft is V-shaped; 3. a connecting rod neck positioning block; 4. a flange plate; 5. a handle; 6. a bushing; 7. a bolt; 8. a liner; 9. a crankshaft; 10. a main journal; 11. a connecting rod journal; 12. a flange hole on the end face of the crankshaft; 20. a screw; 21. a front bearing cover; 22. a screw hole plug gauge; 24. a large-head tip; 28. the gauge comprises a gauge body; 29. pin hole plug gauge.
Detailed Description
The present invention will be further described with reference to the following examples.
As shown in fig. 2 and 3, the flange position degree detection tool is provided with a detection body 1, the lower end surface of the detection body 1 is connected with 2 main shaft V-shaped 2, a gasket 8 is welded on the main shaft V-shaped 2, and the gasket is made of a hard alloy block, for example: ZK20, YW2, etc., the packing 8 is positioned against the main journal 10 on the crankshaft 9, thereby determining the main shaft center line.
The front side and the rear side of the detector body 1 are respectively connected with 2 connecting rod neck positioning blocks 3, the connecting rod neck positioning blocks 3 are respectively welded with a gasket 8, and the gaskets 8 are closely positioned with a connecting rod journal 11 on a crankshaft 9, so that the central line of the connecting rod is determined.
The right side surface of the detector body 1 is connected with a flange plate 4, the flange plate 4 can be provided with pin holes, and the pin holes are assembled with bushings 6.
The upper surface of the detector body 1 is connected with a handle 5.
When the detection is started, the hand-held bolt 7 penetrates through the bushing 6, if the bolt 7 can be smoothly inserted into the crankshaft end face flange hole 12, the position degree of the crankshaft end face flange hole 12 relative to the connecting rod central line is qualified, and if the bolt 7 cannot be smoothly inserted into the crankshaft end face flange hole 12, the position degree of the crankshaft end face flange hole 12 relative to the connecting rod central line is unqualified.
The position degree of the flange hole on the end face of the crankshaft big disc relative to the crankshaft connecting rod neck can be detected in a manual bolt inserting mode. The using condition of the checking fixture is that the main journal and the connecting rod journal of the crankshaft are finished by fine grinding, and the checking fixture does not need to be assembled with the large disc flange and has no requirement on the precision of the large disc journal.
The crankshaft large disc end face flange hole detection device is simple in structure and convenient to operate, the problem that a manual detection tool cannot detect the position degree of the crankshaft large disc end face flange hole relative to the central line of the connecting rod neck is solved, the manufacturing material is 45 steel, and the cost is low.
However, the above description is only exemplary of the present invention, and the scope of the present invention should not be limited thereby, and the replacement of the equivalent components or the equivalent changes and modifications made according to the protection scope of the present invention should be covered by the claims of the present invention.
Claims (10)
1. The utility model provides an utensil is examined to flange position degree, its is equipped with examines the body, characterized by, it is equipped with main shaft V type and connecting rod neck locating piece to examine the body, examine a body side and be equipped with the ring flange, be equipped with the pinhole on the ring flange, utensil is examined to flange position degree still is equipped with the bolt.
2. The flange true position detection tool according to claim 1, wherein a bushing is further provided on the flange plate, and the bushing is engaged with the pin hole.
3. The flange true position detection tool according to claim 1, wherein gaskets are provided on the main shaft V-shape and the connecting rod neck positioning block.
4. The flange position degree detection tool according to claim 1, wherein the detection body is connected with the main shaft V-shaped through a screw.
5. The flange true position detection tool according to claim 1, wherein the tool body and the main shaft V-shaped are positioned by a taper pin.
6. The flange position degree detection tool according to claim 1, wherein the detection body is connected with the connecting rod neck positioning block through a screw.
7. The flange true position detection tool according to claim 1, wherein the detection body and the connecting rod neck positioning block are positioned by a tapered pin.
8. The flange position degree detection tool according to claim 1, wherein the detection body is connected with the flange plate through screws.
9. The flange true position detection tool of claim 1, wherein the detection body and the flange are positioned by a taper pin.
10. The flange position degree detection tool according to claim 1, wherein a handle is arranged on the detection tool body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110761255.XA CN113418428A (en) | 2021-07-06 | 2021-07-06 | Flange position degree gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110761255.XA CN113418428A (en) | 2021-07-06 | 2021-07-06 | Flange position degree gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113418428A true CN113418428A (en) | 2021-09-21 |
Family
ID=77720273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110761255.XA Pending CN113418428A (en) | 2021-07-06 | 2021-07-06 | Flange position degree gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113418428A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105014369A (en) * | 2015-08-10 | 2015-11-04 | 广西玉柴机器股份有限公司 | Tool assembly for precise installation of crankshaft timing gear |
| CN105066883A (en) * | 2015-08-26 | 2015-11-18 | 神龙汽车有限公司 | Method for rapidly measuring end surface pin hole location degree of revolving body type part |
| CN204963715U (en) * | 2015-09-23 | 2016-01-13 | 四川飞亚汽车零部件有限公司 | Bent axle signal disc pinhole position degree detects instrument |
| CN205691011U (en) * | 2016-05-24 | 2016-11-16 | 襄阳福达东康曲轴有限公司 | Flexible checking implement for the detection of crankshaft two end face threaded hole position |
| CN106895762A (en) * | 2017-03-24 | 2017-06-27 | 浙江太阳股份有限公司 | A kind of cubing of quick measurement crankshaft flange stomidium system position degree |
| CN206546137U (en) * | 2017-02-27 | 2017-10-10 | 辽宁五一八内燃机配件有限公司 | Crankshaft end-face flange unthreaded hole position detecting tool |
| CN207528140U (en) * | 2017-12-07 | 2018-06-22 | 河北华北柴油机有限责任公司 | A kind of cylinder cap bottom outlet position degree detection instrument |
| CN211120924U (en) * | 2019-11-28 | 2020-07-28 | 江苏沃得机电集团有限公司 | Crankshaft end face run-out and verticality gauge |
-
2021
- 2021-07-06 CN CN202110761255.XA patent/CN113418428A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105014369A (en) * | 2015-08-10 | 2015-11-04 | 广西玉柴机器股份有限公司 | Tool assembly for precise installation of crankshaft timing gear |
| CN105066883A (en) * | 2015-08-26 | 2015-11-18 | 神龙汽车有限公司 | Method for rapidly measuring end surface pin hole location degree of revolving body type part |
| CN204963715U (en) * | 2015-09-23 | 2016-01-13 | 四川飞亚汽车零部件有限公司 | Bent axle signal disc pinhole position degree detects instrument |
| CN205691011U (en) * | 2016-05-24 | 2016-11-16 | 襄阳福达东康曲轴有限公司 | Flexible checking implement for the detection of crankshaft two end face threaded hole position |
| CN206546137U (en) * | 2017-02-27 | 2017-10-10 | 辽宁五一八内燃机配件有限公司 | Crankshaft end-face flange unthreaded hole position detecting tool |
| CN106895762A (en) * | 2017-03-24 | 2017-06-27 | 浙江太阳股份有限公司 | A kind of cubing of quick measurement crankshaft flange stomidium system position degree |
| CN207528140U (en) * | 2017-12-07 | 2018-06-22 | 河北华北柴油机有限责任公司 | A kind of cylinder cap bottom outlet position degree detection instrument |
| CN211120924U (en) * | 2019-11-28 | 2020-07-28 | 江苏沃得机电集团有限公司 | Crankshaft end face run-out and verticality gauge |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20210921 |