CN204064272U - For detecting the aid of bent axle conical surface size - Google Patents
For detecting the aid of bent axle conical surface size Download PDFInfo
- Publication number
- CN204064272U CN204064272U CN201420452098.XU CN201420452098U CN204064272U CN 204064272 U CN204064272 U CN 204064272U CN 201420452098 U CN201420452098 U CN 201420452098U CN 204064272 U CN204064272 U CN 204064272U
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- CN
- China
- Prior art keywords
- conical surface
- measuring unit
- aid
- orienting sleeve
- rear end
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a kind of aid for detecting bent axle conical surface size, this aid is for the gauge size cross section of measuring the crankshaft front end conical surface distance to crankshaft front end face or thrust surface, this aid comprises: measuring unit, there is inside its bottom measurement sword, the measurement size measuring sword is consistent with the external diameter in gauge size cross section, the rear end face of measuring unit is measurement datum, and measurement datum range observation sword is of a size of calibration value; Orienting sleeve, it can be enclosed within the crankshaft front end conical surface, and the front end of measuring unit and the rear end of orienting sleeve are fixed together; And fixed cover, it is set in the junction of measuring unit and orienting sleeve, and the rear end face of measuring unit protrudes the rear end face setting of fixed cover.This aid coordinates common survey instrument can measure bent axle conical surface size, measures accurately, simple to operate.
Description
Technical field
The utility model relates to the manufacture field of bent axle, and particularly a kind of gauge size cross section for detecting the crankshaft front end conical surface is to the whether qualified aid of the distance of crankshaft front end face or thrust surface.
Background technology
In the manufacture of bent axle, need to detect the geometrical property of bent axle product, such as, the gauge size cross section (measuring basis) measuring the crankshaft front end conical surface, to the size of crankshaft front end face or thrust surface, is detected it and whether is met drawing requirement.Every crankshaft front end conical surface gauge size cross section that relates to is detected to front end or thrust surface distance terms object, general three coordinate machines or appliance special for detecting generally can be adopted to measure, but, when adopting three coordinate machines to measure, it adopts point-like gauge head (or spherical gauge head) to measure, when crankshaft front end tapering little to a certain extent time, such as during 1:50, measurement result has certain dispute.In fact, the fore-and-aft distance measurement in conical surface gauge size cross section is abnormal difficult, and measuring result error is large, and be unfavorable for quality control, and Measuring Time is longer, efficiency is low.If adopt appliance special for detecting to measure, because of bent axle volume large to a certain extent after, the long and more difficult enforcement of the size of appliance special for detecting.
The information being disclosed in this background technology part is only intended to increase the understanding to general background of the present utility model, and should not be regarded as admitting or imply in any form that this information structure has been prior art that persons skilled in the art are known.
Utility model content
The purpose of this utility model is to provide a kind of aid for detecting bent axle conical surface size, by the gauge size cross section of the crankshaft front end conical surface is drawn outside crankshaft front end, coordinate existing survey instrument can measure bent axle conical surface size, measure accurately, simple to operate.
For achieving the above object, the utility model provides a kind of aid for detecting bent axle conical surface size, this aid is for the gauge size cross section of measuring the crankshaft front end conical surface distance to crankshaft front end face or thrust surface, this aid comprises: measuring unit, there is inside its bottom measurement sword, the measurement size measuring sword is consistent with the external diameter in gauge size cross section, and the rear end face of measuring unit is measurement datum, and measurement datum range observation sword is of a size of calibration value; Orienting sleeve, it can be enclosed within the crankshaft front end conical surface, and the front end of measuring unit and the rear end of orienting sleeve are fixed together; And fixed cover, it is set in the junction of measuring unit and orienting sleeve, and the rear end face of measuring unit protrudes the rear end face setting of fixed cover.
Preferably, register pin is provided with between the front end of measuring unit and the rear end of orienting sleeve.
Preferably, the front end of measuring unit and the rear end of orienting sleeve are connected by screw.
Preferably, the rear end outer wall of orienting sleeve is provided with flange, and the end face of the front end of fixed cover is connected on the sidewall of flange.
Preferably, the outer wall of orienting sleeve and fixed cover is equipped with reticulate pattern.
Compared with prior art, the utility model has following beneficial effect: design the measuring unit that a front end is provided with orienting sleeve, during operation, the endoporus of orienting sleeve matches with the axle journal of the front-end-cone face portion of tested bent axle, make the axis quick centring (centering) of measuring unit and the tested crankshaft front end conical surface, decrease Measuring Time and reduce operation easier; Measurement datum is designed by the rear end face at measuring unit, guarantee measurement datum, namely gauge size cross section can correctly simulate out, for follow-up measurement provides size datum face, common gage measuring can be adopted to go out to need the sized fraction measured, inspection still can be implemented, accuracy of reading, measuring process safety under the condition not having appliance special for detecting and large-scale three coordinate machines.
Accompanying drawing explanation
Fig. 1 is the vertical view according to the aid for detecting bent axle conical surface size of the present utility model;
Fig. 2 is the cut-open view along A-A direction in Fig. 1;
Fig. 3 is the cut-open view along B-B direction in Fig. 1;
Fig. 4 is the cross-sectional schematic according to fixed cover in the aid for detecting bent axle conical surface size of the present utility model;
Fig. 5 is the cross-sectional schematic according to measuring unit in the aid for detecting bent axle conical surface size of the present utility model;
Fig. 6 is the front view according to the aid orienting sleeve for detecting bent axle conical surface size of the present utility model;
Fig. 7 is the cross-sectional schematic according to orienting sleeve in the aid for detecting bent axle conical surface size of the present utility model;
Fig. 8 utilizes the aid for detecting bent axle conical surface size of the present utility model to carry out the view measured.
Main Reference Numerals illustrates:
1-measuring unit, 11-measures sword, 2-orienting sleeve, 3-fixed cover, 4-register pin, 5-screw.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but is to be understood that protection domain of the present utility model not by the restriction of embodiment.
Clearly represent unless otherwise other, otherwise in whole instructions and claims, term " comprise " or its conversion as " comprising " or " including " etc. by be understood to include the element of stating or ingredient, and do not get rid of other element or other ingredient.
As shown in Figures 1 and 2, according to a kind of aid for detecting bent axle conical surface size of the utility model embodiment, this aid is for measuring the gauge size cross section of the crankshaft front end conical surface (see Fig. 8, the cross section at dimension D place, this cross section is the reference field measuring bent axle conical surface size) to the distance of crankshaft front end face or thrust surface, this aid comprises measuring unit 1, orienting sleeve 2 and fixed cover 3, wherein the leading inside of measuring unit 1 has measurement sword 11 (see Fig. 5), measure the measurement size consistent with the external diameter in gauge size cross section (see Fig. 8) of sword 11, the rear end face of measuring unit 1 is measurement datum, measurement datum range observation sword is of a size of calibration value (being labeled as X).Orienting sleeve 2 can be enclosed within (see Fig. 5, Reference numeral 6 is crankshaft front end part) on the crankshaft front end conical surface, and the front end of measuring unit 1 and the rear end of orienting sleeve 2 are fixed together.Fixed cover 3 is set in the junction of measuring unit 1 and orienting sleeve 2, fixed cover 3 fixations, and the rear end face of measuring unit 1 protrudes the rear end face setting of fixed cover 3, the measurement datum of the rear end of measuring unit 1 is protruded outside, is convenient for measuring.In addition, again by the structure of fixed cover assembling after this orienting sleeve and measuring unit separate machined, make easy to process, can measuring accuracy be ensured simultaneously.
As shown in Figures 2 and 3, the present embodiment illustrates the concrete connected mode of one of the front end of measuring unit 1 and the rear end of orienting sleeve 2, first between the front end of measuring unit 1 and the rear end of orienting sleeve 2, register pin 4 is provided with, in the sidewall of measuring unit 1, up/down perforation has dowel hole, the sidewall that register pin 4 extends to the rear end of orienting sleeve 2 is interior (see Fig. 7, the pin-and-hole of orienting sleeve 2 shown in figure), register pin 4 mainly plays measuring unit 1 and is connected with the accurate of orienting sleeve 2, then, be fixedly connected with (see Fig. 3) by screw 5, particularly, screw 5 can be hexagon socket cap head screw, screw 5 and register pin 4 interval are arranged (see Fig. 1).Finally, at the junction sheathed fixed cover 3 of measuring unit 1 with orienting sleeve 2, particularly, the rear end outer wall of orienting sleeve 2 is provided with flange 21 (see Fig. 6), and the end face of the front end of fixed cover 3 is connected to (see Fig. 1) on the sidewall of flange 21.In addition, conveniently tighten operation, the outer wall of orienting sleeve 2 and fixed cover 3 is equipped with reticulate pattern, the texture markings on the outer wall of fixed cover 3 is 31 (see Fig. 4), and the texture markings on the outer wall of orienting sleeve 2 is 22 (see Fig. 6).
As shown in Figure 8, below for internal combustion engine bent axle product, by the distance project in the gauge size cross section to crankshaft front end face or thrust surface of measuring the crankshaft front end conical surface, embodiment of the present utility model is described, concrete steps are as follows:
1) this aid is placed on platform, and with the clean each working surface of cotton wiped clean and measure sword.
2) tested bent axle level is placed on bearing assembly, and with the clean each measured surface of cotton wiped clean.
3) orienting sleeve of this aid is inserted on the crankshaft front end conical surface, then after being pushed into extreme position gently.
4) crankshaft front end face or thrust surface rear end face (measurement datum) the distance Y to measuring unit is gone out with universal card gage measuring, for measuring the distance H2 (Y value) of crankshaft front end face to the rear end face of measuring unit shown in Fig. 8, the i.e. size H1=X-H2 to be measured in crankshaft front end face to gauge size cross section, in like manner measure thrust surface to the distance in gauge size cross section, then convert.
5) compared the requirement evaluated bent axle conical surface size and whether meet design drawing with X by Y value.
6) after measurement terminates, by this aid clean each working surface of cotton wiped clean and measurement sword, and the preservation that oils.
To sum up, this aid is provided with the measuring unit of orienting sleeve by design front end, during operation, the endoporus of orienting sleeve matches with the axle journal of the front-end-cone face portion of tested bent axle, make the axis quick centring (centering) of measuring unit and the tested crankshaft front end conical surface, decrease Measuring Time and reduce operation easier; Measurement datum is designed by the rear end face at measuring unit, guarantee measurement datum, namely gauge size cross section can correctly simulate out, for follow-up measurement provides size datum face, common gage measuring can be adopted to go out to need the sized fraction measured, inspection still can be implemented, accuracy of reading, measuring process safety under the condition not having appliance special for detecting and large-scale three coordinate machines.
The aforementioned description to concrete exemplary of the present utility model is to illustrate and the object of illustration.These descriptions not want the utility model to be defined as disclosed precise forms, and obviously, according to above-mentioned instruction, can much change and change.The object selected exemplary embodiment and describe is to explain certain principles of the present utility model and practical application thereof, thus those skilled in the art can be realized and utilize various different exemplary of the present utility model and various different selection and change.Scope of the present utility model is intended to limited by claims and equivalents thereof.
Claims (5)
1., for detecting an aid for bent axle conical surface size, this aid is for the gauge size cross section of measuring the crankshaft front end conical surface distance to crankshaft front end face or thrust surface, and it is characterized in that, this aid comprises:
Measuring unit, has measurement sword inside its bottom, the measurement size of described measurement sword is consistent with the external diameter in described gauge size cross section, and the rear end face of described measuring unit is measurement datum, and described measurement datum is of a size of calibration value apart from described measurement sword;
Orienting sleeve, it can be enclosed within the described crankshaft front end conical surface, and the front end of described measuring unit and the rear end of described orienting sleeve are fixed together; And
Fixed cover, it is set in the junction of described measuring unit and described orienting sleeve, and the rear end face of described measuring unit protrudes the rear end face setting of described fixed cover.
2. the aid for detecting bent axle conical surface size according to claim 1, is characterized in that, is provided with register pin between the front end of described measuring unit and the rear end of described orienting sleeve.
3. the aid for detecting bent axle conical surface size according to claim 2, is characterized in that, the front end of described measuring unit and the rear end of described orienting sleeve are connected by screw.
4. the aid for detecting bent axle conical surface size according to claim 1, is characterized in that, the rear end outer wall of described orienting sleeve is provided with flange, and the end face of the front end of described fixed cover is connected on the sidewall of described flange.
5. the aid for detecting bent axle conical surface size according to claim 1, is characterized in that, the outer wall of described orienting sleeve and described fixed cover is equipped with reticulate pattern.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420452098.XU CN204064272U (en) | 2014-08-12 | 2014-08-12 | For detecting the aid of bent axle conical surface size |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420452098.XU CN204064272U (en) | 2014-08-12 | 2014-08-12 | For detecting the aid of bent axle conical surface size |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204064272U true CN204064272U (en) | 2014-12-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420452098.XU Expired - Fee Related CN204064272U (en) | 2014-08-12 | 2014-08-12 | For detecting the aid of bent axle conical surface size |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204064272U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104111049A (en) * | 2014-08-12 | 2014-10-22 | 广西玉柴机器股份有限公司 | Auxiliary tool for detecting conical surface size of crankshaft |
| CN108007332A (en) * | 2017-11-07 | 2018-05-08 | 中国核工业二三建设有限公司 | Multi-pipe-diameter nozzle sizes measure auxiliary tool |
-
2014
- 2014-08-12 CN CN201420452098.XU patent/CN204064272U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104111049A (en) * | 2014-08-12 | 2014-10-22 | 广西玉柴机器股份有限公司 | Auxiliary tool for detecting conical surface size of crankshaft |
| CN108007332A (en) * | 2017-11-07 | 2018-05-08 | 中国核工业二三建设有限公司 | Multi-pipe-diameter nozzle sizes measure auxiliary tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20200812 |
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| CF01 | Termination of patent right due to non-payment of annual fee |