CN203798570U - A quick accurate centering device of engine for bench test - Google Patents
A quick accurate centering device of engine for bench test Download PDFInfo
- Publication number
- CN203798570U CN203798570U CN201420200260.9U CN201420200260U CN203798570U CN 203798570 U CN203798570 U CN 203798570U CN 201420200260 U CN201420200260 U CN 201420200260U CN 203798570 U CN203798570 U CN 203798570U
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- CN
- China
- Prior art keywords
- horizontal
- engine
- centering
- adjustment plate
- bench test
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Abstract
The utility model discloses an engine rapid and accurate centering device for bench test, which comprises a bracket body, an adjusting seat, a shaft sleeve, a centering reference shaft, an axial adjusting snap ring and a magnetic base combined bracket, and the laser displacement sensor, magnetic base combined support includes the magnetic base, first level measurement pole, horizontal support rod and second level measurement pole, the other end of first level measurement pole and the other end of second level measurement pole are equipped with laser displacement sensor respectively, the adjusting seat is by stacking the last adjusting plate and the lower adjusting plate that set up from top to bottom and form, each lateral wall of lower adjusting plate is equipped with the stairstepping adjustment separation blade that a plurality of one end all had the horizontal adjustment screw respectively, be equipped with the horizontal adjustment bolt in the horizontal adjustment screw, it is equipped with through-hole and height adjustment screw to go up the adjusting plate, the adjusting plate is equipped with fixing bolt down, be equipped with the height adjustment bolt in the height adjustment screw. The utility model discloses centering precision is high, centering time is economized, low in labor strength, can wide application in automobile engine test field.
Description
Technical field
The utility model relates to motor car engine test field, particularly relates to the quick smart centralising device of a kind of engine for bench test.
Background technology
Bench test engine is in the time doing bench test, because engine turns round under high rotating speed, high pulling torque and long condition, if the running that dynamometer machine, transmission shaft and tested engine form is that accuracy of alignment is inadequate, can this movement system of heavy wear, even cause drive shafts fracture.For effective protection dynamometer machine, tested engine and transmission shaft system, must before test, carry out accurate centering to engine, General Requirements axial deviation and end face Pian be Cha≤± 0.2mm.But existing centering method, not only accuracy of alignment is difficult to ensure, and limit for length when centering, labour intensity are large.
Utility model content
The purpose of this utility model is the deficiency in order to overcome above-mentioned background technology, provides a kind of engine for bench test quick smart centralising device, and not only accuracy of alignment is high, the centering time economizes, and labour intensity is low.
The quick smart centralising device of a kind of engine for bench test that the utility model provides, comprise stake body, be located at the adjusting seat at stake body top, be fixed on the axle sleeve at adjusting seat top, be positioned at axle sleeve and the centering reference axis with axle sleeve clearance fit, be enclosed within the axial adjustment snap ring of centering reference axis one end, be fixed on the magnet base sectional shelf-unit of the centering reference axis other end, and two laser displacement sensors that are respectively used to measure engine flywheel terminal pad end face degree and circular degree function, described magnet base sectional shelf-unit comprises the magnet base that is fixed on the centering reference axis other end, the first horizontal survey bar that one end is connected with magnet base top, the horizontal support bar that one end is connected with the first horizontal survey bar, and the second horizontal survey bar of being connected with horizontal support bar of one end, the other end of the other end of described the first horizontal survey bar and the second horizontal survey bar is respectively equipped with laser displacement sensor, described adjusting seat is made up of the upper adjustment plate and the lower adjustment plate that stack up and down setting, the each sidewall of described lower adjustment plate is respectively equipped with multiple one end and all adjusts catch with the stepped appearance of horizontal adjustment screw, in described horizontal adjustment screw, be provided with horizontal adjusting bolt, described upper adjustment plate is provided with through hole and height control screw, described lower adjustment plate is provided with the set bolt coordinating with through hole, in described height control screw, be provided with height control bolt.
In technique scheme, described stake body comprises to be located at the bracket base of bottom and to be fixed on the support mount pad on bracket base, and described support mount pad is " A " font, and described support mount pad top is connected with lower adjustment plate.
In technique scheme, described stake body bottom is provided with fixed bolt hole.
In technique scheme, described stake body bottom is provided with locating slot.
The utility model is for the quick smart centralising device of engine of bench test, there is following beneficial effect: in this device, adjusting seat by coordinating of horizontal adjusting bolt, set bolt and height control bolt can accurate adjustment centering reference axis centre-height and inclination angle, and can accurately locate fast tested engine shaft centre height and left-right deviation, and the end face degree of tested engine flywheel terminal pad; Locating slot can be determined the position of whole centralising device on rapid abutting joint dolly; Centering reference axis can be adjusted snap ring by axle sleeve and axially and adjust the distance between axial end and tested engine flywheel terminal pad, is convenient to the relative position of adjustment and dissimilar tested engine; This device adopts magnet base sectional shelf-unit, is convenient to measure center and the end face of tested engine flywheel terminal pad simultaneously; Two laser displacement sensors can be in the situation that not contacting tested engine flywheel terminal pad, can complete measurement and reading to tested engine flywheel terminal pad center and end face inclination angle, easy for installation, resolution is high.
This centralising device is simple in structure, easy to operate, has greatly improved the precision of centering, has reduced a large amount of adjustment work of engine in the time of centering, has improved efficiency.Meanwhile, this centralising device is transplanted to the centering work of engine outside testing laboratory, has reduced because of centering work taking test-bed.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model for the quick smart centralising device of engine of bench test;
Fig. 2 is the structure enlarged diagram at A place in Fig. 1;
Fig. 3 is the structure cut-open view at B-B place in Fig. 2.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail, but this embodiment should not be construed as restriction of the present utility model.
Referring to Fig. 1, the utility model is for the quick smart centralising device of engine of bench test, comprises stake body 1, adjusting seat, centering reference axis 2, axially adjusts snap ring 3, magnet base sectional shelf-unit 4, laser displacement sensor 5, axle sleeve 10, horizontal adjusting bolt 11, set bolt 12 and height control bolt 13.
Described stake body 1 comprises to be located at the bracket base 1.2 of bottom and to be fixed on the support mount pad 1.3 on bracket base 1.2, and described support mount pad 1.3 is " A " font, and described bracket base 1.2 is respectively equipped with locating slot 1.1 and fixed bolt hole 1.4.
Referring to Fig. 2 to Fig. 3, described adjusting seat is located at support mount pad 1.3 tops, described adjusting seat is made up of the upper adjustment plate 6 and the lower adjustment plate 7 that stack up and down setting, described support mount pad 1.3 tops are connected with lower adjustment plate 7, the each sidewall of described lower adjustment plate 7 is respectively equipped with multiple one end and all adjusts catch 8 with the stepped appearance of horizontal adjustment screw 8.1, in described horizontal adjustment screw 8.1, be provided with horizontal adjusting bolt 11, described upper adjustment plate 6 is provided with through hole 9 and height control screw 6.1, described lower adjustment plate 7 is provided with the set bolt 12 coordinating with through hole 9, described height control screw 6.1 is provided with height control bolt 13.
Described adjusting seat top be fixed with axle sleeve 10 and be positioned at axle sleeve 10 and with the centering reference axis 2 of axle sleeve 10 clearance fit, centering reference axis 2 can rotate around self.Described centering reference axis 2 one end are arranged with axial adjustment snap ring 3, and described centering reference axis 2 other ends are fixed with magnet base sectional shelf-unit 4.
Described magnet base sectional shelf-unit 4 comprises the first horizontal survey bar 4.2 that is fixed on the magnet base 4.1, one end of centering reference axis 2 other ends and is connected with magnet base 4.1 tops, the horizontal support bar 4.3 that one end is connected with the first horizontal survey bar 4.2, and the second horizontal survey bar 4.4 of being connected with horizontal support bar 4.3 of one end, the other end of the other end of described the first horizontal survey bar 4.2 and the second horizontal survey bar 4.4 is respectively equipped with laser displacement sensor 5, and described two laser displacement sensors 5 are measured respectively engine flywheel terminal pad 14 end face degree and circular degrees.
When use, stake body 1 is fixedly mounted on to the upper (not shown) of engine centering station level basis iron plate by locating slot 1.1 and fixed bolt hole 1.4.By adjusting the length of horizontal adjusting bolt 11 through horizontal adjustment screw 8.1, make horizontal adjusting bolt 11 promote forward to adjust plate 6, need to adjust the position of the centering reference axis 2 of which direction, just inwardly twist the horizontal adjusting bolt 11 of screw rod towards this direction, adjustment plate 6 is moved forward in the direction, reach adjustment object.By adjusting the height control bolt 13 in height control screw 6.1, adjustment plate 6 can be moved up and down, thereby can, according to the requirement for height of centering reference axis 2, adjust the height of centering reference axis 2, and ensure the level of centering reference axis 2 on mounting plane.
Centering reference axis 2 height and horizontal attitude by coordinating between through hole 9 and set bolt 12, fix upper adjustment plate 6 and lower adjustment plate 7 after adjusting, and 4 absorption of magnet base sectional shelf-unit are arranged on to one end of centering reference axis 2.
According to laser displacement sensor 5 is installed shown in Fig. 1, laser displacement sensor 5 on the first horizontal survey bar 4.2 is aimed to the end face of tested engine flywheel terminal pad 14, then the laser displacement sensor 5 on the second horizontal survey bar 4.4 is aimed to the periphery of tested engine flywheel terminal pad 14, and adjust two laser displacement sensors 5 and effectively measuring range interval.Increase and reduce axially adjustment snap ring 3, the relative position between laser displacement sensor 5 and tested engine flywheel terminal pad 14 can be limited in appropriate distance.
By manual rotation centering reference axis 2, read respectively the reading of laser displacement sensor 5 at 6 in 12 points of tested engine flywheel terminal pad 14,3 points, and 94 positions, just can obtain respectively 4 circular degree value X
12, X
3, X
6, X
9with 4 end face degree value Y
12, Y
3, Y
6, Y
9;
(| X
12-X
6|) lower deviation on/2=circular degree
(| X
3-X
9|)/2=circular degree left-right deviation
(| Y
12-Y
6|) lower deviation on/2=end face degree
(| Y
3-Y
9|)/2=end face degree left-right deviation
By above data result, adjust engine, to meet the requirement of engine centering.
Obviously, those skilled in the art can carry out various changes and modification and not depart from spirit and scope of the present utility model the utility model.Like this, if these amendments of the present utility model and within modification belongs to the scope of the utility model claim and equivalent technologies thereof, the utility model is also intended to comprise these changes and modification interior.
The content not being described in detail in this instructions belongs to the known prior art of professional and technical personnel in the field.
Claims (4)
1. the quick smart centralising device of the engine for bench test, it is characterized in that: comprise stake body (1), be located at the adjusting seat at stake body (1) top, be fixed on the axle sleeve (10) at adjusting seat top, be positioned at axle sleeve (10) and the centering reference axis (2) with axle sleeve (10) clearance fit, be enclosed within the axial adjustment snap ring (3) of centering reference axis (2) one end, be fixed on the magnet base sectional shelf-unit (4) of centering reference axis (2) other end, and two laser displacement sensors (5) that are respectively used to measure engine flywheel terminal pad end face degree and circular degree, described magnet base sectional shelf-unit (4) comprises the magnet base (4.1) that is fixed on centering reference axis (2) other end, the first horizontal survey bar (4.2) that one end is connected with magnet base (4.1) top, the horizontal support bar (4.3) that one end is connected with the first horizontal survey bar (4.2), and the second horizontal survey bar (4.4) of being connected with horizontal support bar (4.3) of one end, the other end of the other end of described the first horizontal survey bar (4.2) and the second horizontal survey bar (4.4) is respectively equipped with laser displacement sensor (5), described adjusting seat is made up of the upper adjustment plate (6) and the lower adjustment plate (7) that stack up and down setting, the each sidewall of described lower adjustment plate (7) is respectively equipped with multiple one end and all adjusts catch (8) with the stepped appearance of horizontal adjustment screw (8.1), in described horizontal adjustment screw (8.1), be provided with horizontal adjusting bolt (11), described upper adjustment plate (6) is provided with through hole (9) and height control screw (6.1), described lower adjustment plate (7) is provided with the set bolt (12) coordinating with through hole (9), in described height control screw (6.1), be provided with height control bolt (13).
2. the quick smart centralising device of the engine for bench test according to claim 1, it is characterized in that: described stake body (1) comprises to be located at the bracket base (1.2) of bottom and to be fixed on the support mount pad (1.3) on bracket base (1.2), described support mount pad (1.3) is " A " font, and described support mount pad (1.3) top is connected with lower adjustment plate (7).
3. the quick smart centralising device of the engine for bench test according to claim 1 and 2, is characterized in that: described stake body (1) bottom is provided with fixed bolt hole (1.4).
4. the quick smart centralising device of the engine for bench test according to claim 1 and 2, is characterized in that: described stake body (1) bottom is provided with locating slot (1.1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420200260.9U CN203798570U (en) | 2014-04-23 | 2014-04-23 | A quick accurate centering device of engine for bench test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420200260.9U CN203798570U (en) | 2014-04-23 | 2014-04-23 | A quick accurate centering device of engine for bench test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203798570U true CN203798570U (en) | 2014-08-27 |
Family
ID=51380775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420200260.9U Expired - Fee Related CN203798570U (en) | 2014-04-23 | 2014-04-23 | A quick accurate centering device of engine for bench test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203798570U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104568453A (en) * | 2015-01-20 | 2015-04-29 | 吉林大学 | Automatic adjusting centering device of engine pedestal |
| CN105157984A (en) * | 2015-09-18 | 2015-12-16 | 湖南大学 | Full-automatic laboratory engine centering device and rack |
| CN105196044A (en) * | 2015-10-22 | 2015-12-30 | 南车资阳机车有限公司 | Centering device and centering method for gearbox transmission system |
| CN109238723A (en) * | 2018-10-12 | 2019-01-18 | 无锡威孚高科技集团股份有限公司 | A kind of engine quick centering device |
| CN111766071A (en) * | 2020-06-30 | 2020-10-13 | 东风商用车有限公司 | Pre-centering device and using method thereof |
| CN112179658A (en) * | 2020-07-29 | 2021-01-05 | 东风商用车有限公司 | Engine test pre-centering method |
-
2014
- 2014-04-23 CN CN201420200260.9U patent/CN203798570U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104568453A (en) * | 2015-01-20 | 2015-04-29 | 吉林大学 | Automatic adjusting centering device of engine pedestal |
| CN105157984A (en) * | 2015-09-18 | 2015-12-16 | 湖南大学 | Full-automatic laboratory engine centering device and rack |
| CN105157984B (en) * | 2015-09-18 | 2016-09-07 | 湖南大学 | A kind of laboratory engine full-automation centralising device and stand |
| CN105196044A (en) * | 2015-10-22 | 2015-12-30 | 南车资阳机车有限公司 | Centering device and centering method for gearbox transmission system |
| CN109238723A (en) * | 2018-10-12 | 2019-01-18 | 无锡威孚高科技集团股份有限公司 | A kind of engine quick centering device |
| CN111766071A (en) * | 2020-06-30 | 2020-10-13 | 东风商用车有限公司 | Pre-centering device and using method thereof |
| CN112179658A (en) * | 2020-07-29 | 2021-01-05 | 东风商用车有限公司 | Engine test pre-centering method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140827 Termination date: 20160423 |