CN204988149U - A additional bearing subassembly for detecting bent axle crank throw contained angle - Google Patents
A additional bearing subassembly for detecting bent axle crank throw contained angle Download PDFInfo
- Publication number
- CN204988149U CN204988149U CN201520802724.8U CN201520802724U CN204988149U CN 204988149 U CN204988149 U CN 204988149U CN 201520802724 U CN201520802724 U CN 201520802724U CN 204988149 U CN204988149 U CN 204988149U
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- slip cap
- shape support
- bent axle
- support
- base
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model discloses an additional bearing subassembly for detecting bent axle crank throw contained angle, include: flexible support, this flexible support includes: the C support that appears, its bottom has first base, and this first base is used for placing in on the testing platform, first slip cap, it sets up in the upper end of C shape support, is equipped with compression spring in the first slip cap, and a sliding shaft, it is provided in the slip cap and sliding shaft slip about under compression spring's drive, and rigid support, this rigid support includes: the 2nd C support that appears, its bottom has the second base, and this second base is used for placing in on the testing platform, the second slip cap, it sets up the upper end at the 2nd C shape support, the second sliding shaft, it sets up in the second slip cap, and an adjusting screw, be used for adjusting the height of second sliding shaft in the second slip cap. This supporting assembly can adjust bent axle crank throw height, can let the bent axle stabilize the accuracy again and stop in certain corner phase place.
Description
Technical field
The utility model relates to bent axle product geometrical property and detects, particularly a kind of aiding support assembly for detecting crankshaft crank angle.
Background technology
Internal combustion engine (automobile) needs to detect the geometrical property project of bent axle in manufacturing.Such as relate to the detection (such as the requirement of certain model crankshaft crank angle project 120 ° ± 20 ') of crankshaft crank angle project.At present, the general special measurement that adopts is equipped or measures on conventional flat-panel.For undersized bent axle, measure without any problem with special measurement equipment, but for Large Crankshaft, the stroke of general measure equipment is limited, can only adopt plane-table operation.Again because the hardness of crankshaft material cannot improve further, add that whole piece bent axle weight is large, whole piece bent axle can not will adopt roller wheel bearing assembly with common double V-shaped bearing assembly supporting.But this roller wheel bearing assembly has individual feature, be exactly that bent axle can rotate but can not stop and accurate positioning corner phase place (after loosing one's grip, bent axle exists rotation possibility), the height dimension of crankshaft crank axis opposing plates cannot be measured.The existence of this contradiction, is unfavorable for quality control.
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 aiding support assembly for detecting crankshaft crank angle, can adjust crankshaft crank height, bent axle can be allowed again to stablize and accurately stop in certain corner phase place.
For achieving the above object, the utility model provides a kind of aiding support assembly for detecting crankshaft crank angle, and comprising: elastic bearing, this elastic bearing comprises: a C shape support, have the first base bottom it, this first base is used for being placed in detection platform; First slip cap, it is arranged on the upper end of a C shape support, is provided with pressure spring in the first slip cap; And first sliding axle, it is arranged in the first slip cap and the first sliding axle slides up and down under the driving of pressure spring; And non-yielding prop, this non-yielding prop comprises: the 2nd C shape support, has the second base bottom it, this second base is used for being placed in detection platform; Second slip cap, it is arranged on the upper end of the 2nd C shape support; Second sliding axle, it is arranged in the second slip cap; And the first adjustment screw, it is arranged on the top of the 2nd C shape support, and the first adjustment screw is used for the height of adjustment second sliding axle in the second slip cap.
Preferably, the bottom of the first slip cap is provided with locating piece, and pressure spring is connected on locating piece.
Preferably, the top of a C shape support is provided with the second adjustment screw, and the termination of the second adjustment screw is connected on locating piece, and the second adjustment screw is used for adjusting the height of locating piece in the first slip cap.
Preferably, the sidewall of the upper port of the first slip cap and the second slip cap is equipped with holding screw, holding screw is used for locking first sliding axle or the second sliding axle.
Preferably, the first slip cap or the second slip cap are separately fixed at the upper end of a C shape support or the upper end of the 2nd C shape support by screw.
Compared with prior art, the utility model has following beneficial effect:
1. by be designed to use elastic bearing and non-yielding prop, wherein elastic bearing is used for providing reverse rotation moment, rotating torque is produced when non-yielding prop is for adjusting crank throw corner phase place, to adapt to the crank throw radius of different size, crankshaft crank height can be adjusted, bent axle can be allowed again to stablize and accurately stop in certain corner phase place.Coordinate roller wheel bearing assembly in addition, the detection of certain model crankshaft crank angle project can be implemented in detection platform, be specially adapted to ultra-large type tractor crankshaft use, safe operation process, convenience;
2. elastic bearing and non-yielding prop all design C shape support, leave enough operating spaces, and also namely elastic bearing and non-yielding prop all adopt bottom side direction type operation, and avoid the interference of crankshaft crank two layers of material, adjustment process is more convenient.
Accompanying drawing explanation
Fig. 1 is the structural representation according to the aiding support assembly Elastic supporting for detecting crankshaft crank angle of the present utility model;
Fig. 2 is the structural representation according to non-yielding prop in the aiding support assembly for detecting crankshaft crank angle of the present utility model;
Fig. 3 is the use schematic diagram according to the aiding support assembly for detecting crankshaft crank angle of the present utility model.
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 Figure 1 to Figure 3, according to a kind of aiding support assembly for detecting crankshaft crank angle of the utility model embodiment, elastic bearing 1 and non-yielding prop 2 (see Fig. 3) is comprised.Wherein elastic bearing 1 comprises C shape support 18, first slip cap 13, first sliding axle 11, the bottom of the one C shape support 18 has the first base 19, this first base 19 is used for being placed in detection platform 4, first slip cap 13 is arranged on the upper end of a C shape support 18, be provided with pressure spring 14 in first slip cap 13, the first sliding axle 11 is arranged in the first slip cap 13 and the first sliding axle 11 slides up and down under the driving of pressure spring 14.Non-yielding prop 2 comprises the 2nd C shape support 26, second slip cap 23, second sliding axle 21, first adjustment screw 25, the bottom of the 2nd C shape support 26 has the second base 27, this second base 27 is used for being placed in detection platform 4, second slip cap 23 is arranged on the upper end of the 2nd C shape support 26, second sliding axle 21 is arranged in the second slip cap 23, first adjustment screw 25 is arranged on the top of the 2nd C shape support 26, and the first adjustment screw 25 is used for the height of adjustment second sliding axle 21 in the second slip cap 23.
In such scheme, this aiding support assembly by be designed to use elastic bearing 1 and non-yielding prop 2, wherein elastic bearing 1 can be stretched by design one the first sliding axle 11, coordinate pressure spring 14, first sliding axle 11 can be stretched up and down, pressure spring 14 can provide enough reacting forces, and elastic bearing 1 is for providing reverse rotation moment.The second sliding axle 21 that non-yielding prop 2 can be stretched by design one, cooperation first adjustment screw 25, second sliding axle 21 can be stretched up and down, rotating torque is produced, to adapt to the crank throw radius of different size when non-yielding prop 2 is for adjusting crank throw corner phase place.In addition, coordinate roller wheel bearing assembly 5, the detection of certain model crankshaft crank angle project can be implemented in detection platform 4, be specially adapted to ultra-large type tractor crankshaft use, safe operation process, convenience.And elastic bearing 1 and non-yielding prop 2 all design C shape support, leave enough operating spaces, also namely elastic bearing 1 and non-yielding prop 2 all adopt bottom side direction type operation, and avoid the interference of crankshaft crank two layers of material, adjustment process is more convenient.
As a kind of preferred embodiment, the bottom of the first slip cap 13 is provided with locating piece 15, and pressure spring 14 is connected on locating piece 15.Further, the top of a C shape support 18 is provided with the termination that the second adjustment screw 17, second adjusts screw 17 and is connected on locating piece 15, and the second adjustment screw 17 is used for the height of adjustment locating piece 15 in the first slip cap 13.
As a kind of preferred embodiment, the sidewall of the upper port of the first slip cap 13 is equipped with holding screw 12, the sidewall of the upper port of the second slip cap 23 is provided with holding screw 22, and holding screw 12 or holding screw 22 are used for locking first sliding axle 11 or the second sliding axle 21 respectively.
As a kind of preferred embodiment, the first slip cap 13 or the second slip cap 23 are separately fixed at (comprising screw 16 and screw 24) upper end of a C shape support 18 or the upper end of the 2nd C shape support 26 by screw.
Below for certain model bent axle product, the aiding support assembly that illustrating the present embodiment provides is detecting the application in crankshaft crank angle project, and concrete steps are as follows:
1) roller wheel bearing assembly 5 and elastic bearing 1, non-yielding prop 2 are placed on flat board, and with the clean each working surface of cotton wiped clean.
2) tested bent axle 3 is hung on roller wheel bearing assembly 5.
3) adjust tested bent axle 3 king journal axis parallel with detection platform 4, then elastic bearing 1, non-yielding prop 2 are bearing on the crank throw axle journal lower limb of bent axle 3 both sides, and guarantee that the pressure spring of elastic bearing 1 has certain decrement.
4) adjust the adjustment screw of non-yielding prop 2, tested bent axle 3 is rotated around main-shaft axis, now under the reacting force of the pressure spring of elastic bearing 1, bent axle 3 is fixed on a concrete allocation really.Repeatedly adjust, the plane that benchmark crank throw axis and main shaft axle journal axis are formed is parallel with detection platform 4.Measured the height value of each bent axle 3 axis and detection platform 4 again by dial gauge, calculate according to the height value of the main-shaft axis measured to detection platform 4, obtain the angle of each crank throw axis relative datum crank throw axis.Bent axle 3 is turned over a theoretical angle (if 6 cylinder crankshafts 3 are 120 °), again measure the angle of residue crank throw axis relative datum crank throw axis as stated above, the angle error of each crank throw relative to benchmark crank throw can be measured.
5) measure end, by roller wheel bearing assembly 5 and elastic bearing 1, the clean each working surface of cotton wiped clean of non-yielding prop 2, oil and deposit and preserve.
To sum up, the aiding support assembly of the present embodiment is by being designed to elastic bearing 1 to using and non-yielding prop 2, wherein elastic bearing 1 is for providing reverse rotation moment, rotating torque is produced when non-yielding prop 2 is for adjusting crank throw corner phase place, to adapt to the crank throw radius of different size, crankshaft crank height can be adjusted, bent axle can be allowed again to stablize and accurately stop in certain corner phase place.Coordinate roller wheel bearing assembly 5 in addition, the detection of certain model crankshaft crank angle project can be implemented in detection platform 4, be specially adapted to ultra-large type tractor crankshaft use, safe operation process, convenience.And elastic bearing 1 and non-yielding prop 2 all design C shape support, leave enough operating spaces, also namely elastic bearing 1 and non-yielding prop 2 all adopt bottom side direction type operation, and avoid the interference of bent axle 3 crank throw two layers of material, adjustment process is more convenient.
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 aiding support assembly for crankshaft crank angle, it is characterized in that, comprise:
Elastic bearing, this elastic bearing comprises:
One C shape support, has the first base bottom it, this first base is used for being placed in detection platform;
First slip cap, it is arranged on the upper end of a described C shape support, is provided with pressure spring in described first slip cap; And
First sliding axle, it is arranged in described first slip cap and described first sliding axle slides up and down under the driving of described pressure spring; And
Non-yielding prop, this non-yielding prop comprises:
2nd C shape support, has the second base bottom it, this second base is used for being placed in described detection platform;
Second slip cap, it is arranged on the upper end of described 2nd C shape support;
Second sliding axle, it is arranged in described second slip cap; And
First adjustment screw, it is arranged on the top of described 2nd C shape support, and described first adjustment screw is used for adjusting the height of described second sliding axle in described second slip cap.
2. the aiding support assembly for detecting crankshaft crank angle according to claim 1, is characterized in that, the bottom of described first slip cap is provided with locating piece, and described pressure spring is connected on described locating piece.
3. the aiding support assembly for detecting crankshaft crank angle according to claim 2, it is characterized in that, the top of a described C shape support is provided with the second adjustment screw, the termination of described second adjustment screw is connected on described locating piece, and described second adjustment screw is used for adjusting the height of described locating piece in described first slip cap.
4. the aiding support assembly for detecting crankshaft crank angle according to claim 1, it is characterized in that, the sidewall of the upper port of described first slip cap and described second slip cap is equipped with holding screw, and described holding screw is used for locking described first sliding axle or described second sliding axle.
5. the aiding support assembly for detecting crankshaft crank angle according to claim 1, it is characterized in that, described first slip cap or described second slip cap are separately fixed at the upper end of a described C shape support or the upper end of described 2nd C shape support by screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520802724.8U CN204988149U (en) | 2015-10-15 | 2015-10-15 | A additional bearing subassembly for detecting bent axle crank throw contained angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520802724.8U CN204988149U (en) | 2015-10-15 | 2015-10-15 | A additional bearing subassembly for detecting bent axle crank throw contained angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204988149U true CN204988149U (en) | 2016-01-20 |
Family
ID=55122509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520802724.8U Withdrawn - After Issue CN204988149U (en) | 2015-10-15 | 2015-10-15 | A additional bearing subassembly for detecting bent axle crank throw contained angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204988149U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115405A (en) * | 2015-10-15 | 2015-12-02 | 广西玉柴机器股份有限公司 | Auxiliary supporting component for detecting crank throw included angle of crank shaft |
| CN107877380A (en) * | 2017-12-05 | 2018-04-06 | 中车戚墅堰机车有限公司 | A kind of crank-shaft link neck angle measurement error compensation method |
-
2015
- 2015-10-15 CN CN201520802724.8U patent/CN204988149U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115405A (en) * | 2015-10-15 | 2015-12-02 | 广西玉柴机器股份有限公司 | Auxiliary supporting component for detecting crank throw included angle of crank shaft |
| CN107877380A (en) * | 2017-12-05 | 2018-04-06 | 中车戚墅堰机车有限公司 | A kind of crank-shaft link neck angle measurement error compensation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160120 Effective date of abandoning: 20180810 |
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| AV01 | Patent right actively abandoned |