CN104482912A - Front axle steering angle measuring instrument - Google Patents
Front axle steering angle measuring instrument Download PDFInfo
- Publication number
- CN104482912A CN104482912A CN201410750597.1A CN201410750597A CN104482912A CN 104482912 A CN104482912 A CN 104482912A CN 201410750597 A CN201410750597 A CN 201410750597A CN 104482912 A CN104482912 A CN 104482912A
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- CN
- China
- Prior art keywords
- assembly
- front axle
- measuring instrument
- inclinometer
- steering angle
- Prior art date
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Classifications
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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
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/22—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapers; for testing the alignment of axes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The invention provides a front axle steering angle measuring instrument and relates to an angle measuring instrument. The front axle steering angle measuring instrument comprises a measuring mechanism and a target, wherein the measuring mechanism is mounted in a main pin hole of a steering knuckle at one end of a front axle by a positioning pin assembly; the target is mounted in a main pin hole of a steering knuckle at the other end of a front axle; the measuring mechanism comprises an upper supporting plate, a lower supporting plate, a connection barrel assembly, an angle gauge assembly, a display screen, a battery pack, a supporting rod assembly and a movable positioning plate assembly; the angle gauge assembly is mounted in the connection barrel assembly; the lower end of the angle gauge assembly penetrates through the lower supporting plate and the movable positioning plate assembly and is connected with the positioning pin assembly; the display screen and the battery pack are fixed on the lower supporting plate; the supporting rod assembly is mounted on the lower supporting plate and the lower end of the supporting rod assembly is fixed on a front shaft; the movable positioning plate assembly is provided with a laser lamp and is connected with a braking clamp or braking bottom plate mounting face of the front axle steering knuckle. According to the front axle steering angle measuring instrument, only the corresponding positioning pin assembly needs to be replaced, and the laser angle is adjusted to be adapted to different front axle products; the commonality is stronger; the front axle steering angle measuring instrument is suitable for flow line flexible production and the measurement precision is high.
Description
Technical field
The present invention relates to a kind of angel measuring instrument, particularly a kind of front axle steering angle measuring instrument.
Background technology
What the measurement of current propons steering angle angle generally adopted is all mechanical measuring method, namely adopt and locating sleeve assembly 27 and register pin assembly 30 are individually fixed on steering knuckle 28 and front axle 29, index dial 26 is fixed with locating sleeve assembly 27, pointer 31 and register pin assembly 30 fixing (see Figure 12).Pin assembly and pointer are fixed on front axle motionless, and locating sleeve rotates together with steering knuckle with index dial, carry out reading angular eventually through the scale on pointed index dial, finally record and adjust the angle of steering knuckle steering angle.Because the structure of front axle and steering knuckle, determining whole measurer finally can do larger and heavy, and versatility is not strong, each different front axle and steering knuckle all will make a set of measurer adapted with it, final measurer is many and assorted, when streamline needing switch production product, needs to take a long time, efficiency is lower, is unsuitable for the flexible production on streamline.In addition, the method also has a maximum shortcoming to be exactly that the measuring accuracy of index dial is lower, and the artificial number of degrees read on index dial also can produce personal error, finally result in and measures and the instability of adjustment and inaccuracy.
Summary of the invention
The technical problem to be solved in the present invention is: provide a kind of highly versatile, is suitable for streamline flexible production and measures more accurate, stable front axle steering angle measuring instrument.
The technical scheme solved the problems of the technologies described above is: a kind of front axle steering angle measuring instrument, comprise measuring mechanism, target, described measuring mechanism is arranged in the kingpin bore of propons one end steering knuckle by pin assembly, described target is arranged in the kingpin bore of the steering knuckle of the propons other end, described measuring mechanism comprises mounting plate, bottom plate, connecting cylinder assembly, inclinometer assembly, display screen, electric battery, support bar assembly, activity orientation board component, described connecting cylinder assembly is connected between mounting plate and bottom plate, described inclinometer assembly is arranged in connecting cylinder assembly, and the lower end of inclinometer assembly is stretched out connecting cylinder assembly and is each passed through bottom plate, activity orientation board component is connected with described pin assembly, described display screen, electric battery are separately fixed on bottom plate, and described support bar assembly is arranged on bottom plate by linear bearing, and the lower end of support bar assembly is fixed on the upper surface of front axle, described activity orientation board component is provided with the laser lamp corresponding with target, and steering knuckle caliper installed surface or the back-plate installed surface of this activity orientation board component and propons are connected.
Further technical scheme of the present invention is: described connecting cylinder assembly comprises connecting cylinder, upper cover plate, lower cover, and upper cover plate, lower cover are arranged on the two ends up and down of connecting cylinder respectively.
Further technical scheme of the present invention is: described inclinometer assembly comprises inclinometer, mandrel, described mandrel is arranged in connecting cylinder by upper and lower two rolling bearings, the lower end of mandrel stretch out lower cover and be each passed through bottom plate, activity orientation board component is connected with described pin assembly; Described inclinometer is connected to the upper end of mandrel by inclinometer fixed block and securing member.
Further technical scheme of the present invention is: described activity orientation board component comprises sideslip bar, vertical slide bar, angle board, vertical slide bar web joint, described angle board with one with the caliper installed surface of front axle steering knuckle or back-plate installed surface dip plane in mating connection, this angle board is slidably socketed on sideslip bar by connection bracket, described vertical slide bar has two, one end of these two vertical slide bars is slidably connected to the both sides of sideslip bar respectively, the other end of two vertical slide bars is connected with described vertical slide bar web joint, vertical slide bar web joint has for the connecting hole through described inclinometer assembly, and vertical slide bar web joint is also fixed with described laser lamp.
Further technical scheme of the present invention is: the upper and lower surface of described mounting plate is connected to handle.
Further technical scheme of the present invention is: described support bar assembly comprises support bar, nut, base, and described support bar top is provided with screw thread, and this support bar top passes linear bearing, bottom plate successively, and by fastening nuts on bottom plate; Be connected with base bottom support bar, base is fixed on the upper surface of front axle.
Further technical scheme of the present invention is: described pin assembly comprises register pin, the register pin Connection Block be fixed on register pin, wherein register pin Connection Block is connected with described propons one end steering knuckle, the bottom of register pin is arranged in the kingpin bore of this steering knuckle, and the top of register pin is connected with inclinometer assembly.
Of the present invention more further technical scheme be in: described target is described pin assembly.
Owing to adopting said structure, the front axle steering angle measuring instrument of the present invention compared with prior art, has following beneficial effect:
1. highly versatile:
Owing to the present invention includes measuring mechanism, target, wherein, measuring mechanism comprises mounting plate, bottom plate, connecting cylinder assembly, inclinometer assembly, display screen, electric battery, support bar assembly, activity orientation board component, when needing to measure different propons products, only need change corresponding pin assembly, and according to the difference of front axle height fall, by adjusting the angle board of activity orientation board component in the position of sideslip bar, vertical slide bar, thus adjustment laser angle, therefore, the present invention can adapt to different propons products, and its versatility is stronger.
2. be suitable for streamline flexible production:
Of the present invention relatively simple for structure light, more meet ergonomics; And highly versatile, when measuring different propons products, only need change corresponding pin assembly, and according to the difference of front axle height fall, by adjustment laser angle, the front axle different without the need to each and steering knuckle all will make a set of measurer adapted with it, need the time of cost shorter, efficiency is higher, is more suitable for the flexible production of factory lines.
3. measuring accuracy is high:
The present invention can detect by inclinometer assembly the angle that front axle steering knuckle turns to automatically, and demonstrate measurement numerical value by display screen, avoid and adopt the index dial that precision is lower to measure, it also avoid the artificial error reading data, its measuring accuracy is higher, ensure that the stability measured and adjust.
Below, in conjunction with the accompanying drawings and embodiments the technical characteristic of the front axle steering angle measuring instrument of the present invention is further described.
Accompanying drawing explanation
Fig. 1-Fig. 4: the structural representation of the measuring mechanism of the front axle steering angle measuring instrument of the present invention, wherein:
Fig. 1: front view, the vertical view of Fig. 2: Fig. 1, Fig. 3: stereographic map, Fig. 4: three-dimensional cut-open view;
Fig. 5-Fig. 7: the structural representation of activity orientation board component, wherein:
Fig. 5: front view, the vertical view of Fig. 6: Fig. 5, Fig. 7: stereographic map;
Fig. 8-Figure 10: the structural representation of pin assembly, wherein:
Fig. 8: front view, the vertical view of Fig. 9: Fig. 8, Figure 10: stereographic map;
Figure 11: the structural representation of the front axle steering angle measuring instrument of the present invention,
Figure 12: existing mechanical type front axle steering angle measuring instrument.
In above-mentioned accompanying drawing, each label declaration is as follows:
1-handle, 2-mounting plate, 3-connecting cylinder, 4-rolling bearing, 5-connection bracket,
6-sideslip bar, 7-indulges slide bar, 8-angle board, and 9-indulges slide bar web joint, 10-lower cover,
11-mandrel, 12-pin assembly, 13-laser lamp, 14-display screen, 15-support bar assembly,
16-linear bearing, 17-bottom plate, 18-nut, 19-screw, 20-electric battery,
21-nut, 22-inclinometer fixed block, 23-inclinometer, 24-upper cover plate, 25-inclinometer trip bolt,
26-index dial, 27-locating sleeve assembly, 28-steering knuckle, 29-front axle, 30-register pin assembly, 31-pointer,
32-limiting steering screw.
Embodiment
Embodiment one:
A kind of front axle steering angle measuring instrument, comprise measuring mechanism, target, described measuring mechanism is arranged in the kingpin bore of propons one end steering knuckle by pin assembly 12, described target is also pin assembly 12, this target is arranged in the kingpin bore of the steering knuckle of the propons other end, described measuring mechanism comprises mounting plate 2, bottom plate 17, connecting cylinder assembly, inclinometer assembly, display screen 14, electric battery 20, support bar assembly 15, activity orientation board component, and the upper and lower surface of described mounting plate 2 is connected to handle 1;
Described connecting cylinder assembly comprises connecting cylinder 3, upper cover plate 24, lower cover 10, and upper cover plate 24, lower cover 10 are arranged on the two ends up and down of connecting cylinder 3 respectively, and connecting cylinder 3 is connected between mounting plate 2 and bottom plate 17;
Described inclinometer assembly comprises inclinometer 23, mandrel 11, described mandrel 11 is arranged in connecting cylinder 3 by upper and lower two rolling bearings 4, the lower end of mandrel 11 stretch out lower cover 10 and be each passed through bottom plate 17, activity orientation board component is connected with described pin assembly 12; Described inclinometer 23 is connected to the upper end of mandrel 11 by inclinometer fixed block 22 and securing member.
Described display screen 14, electric battery 20 are separately fixed on bottom plate 17, described support bar assembly 15 comprises support bar, nut 18, base, described support bar top is provided with screw thread, this support bar top successively through linear bearing 16, bottom plate 17, and is fastened on bottom plate 17 by nut 18; Be connected with base bottom support bar, base is fixed on the upper surface of front axle axle journal.
Described activity orientation board component comprises sideslip bar 6, vertical slide bar 7, angle board 8, vertical slide bar web joint 9, described angle board 8 is with a dip plane in mating connection with the caliper installed surface (or back-plate installed surface) of the steering knuckle of propons, this angle board 8 is slidably socketed on sideslip bar 6 by connection bracket 5, described vertical slide bar 7 has two, one end of these two vertical slide bars 7 is slidably connected to the both sides of sideslip bar 6 respectively, the other end of two vertical slide bars 7 is connected with described vertical slide bar web joint 9, vertical slide bar web joint 9 has for the connecting hole through described inclinometer assembly, and vertical slide bar web joint 9 is also fixed with the laser lamp 13 corresponding with target, this activity orientation board component is connected with the caliper installed surface (or back-plate installed surface) of the steering knuckle of propons by angle board 8.
Described pin assembly 12 comprises register pin, the register pin Connection Block be fixed on register pin, wherein register pin Connection Block is connected with described propons one end steering knuckle, the bottom of register pin is arranged in the kingpin bore of this steering knuckle, and the top of register pin is connected with mandrel 11 lower end of inclinometer assembly.
Principle of work of the present invention is as follows:
1. pin assembly 12 inserts in king pin hole, and hold caliper installed surface on steering knuckle by the magnet of four on pin assembly or back-plate installed surface is fixed, zero degree angle point and front axle centre dead in line when so just can ensure to measure, and be all positioned on the central axis of propons.
2. support bar assembly 15 contacts with front axle axle journal upper surface place, and utilize equipment own wt to fit fixing, support bar assembly can be up and down, to adapt to the different height fall of front axle.
3. activity orientation board component is carried out left-right and front-back adjustment by sideslip bar 6 and vertical slide bar 7, to adapt to the steering knuckle of different bridge type, on the caliper installed surface that angle board 8 leans against front axle steering knuckle or back-plate installed surface, held by the magnet on angle board and be close to steering knuckle, the different propons inclination angle of different steering knuckles is deacclimatized by angle board 8, corresponding angle board 8 is changed when switching bridge type, for difform steering knuckle, because the installed surface position that can fit is different, so need to go to regulate by sideslip bar and vertical slide bar.Angle board 8 and steering knuckle measuring instrument when can ensure to measure steering angle of fitting rotates together with steering knuckle, ensures the degree of accuracy measured.
4. open master switch, electric battery 20 provides power supply, the pin assembly 12 on the light beam directive propons other end steering knuckle of laser lamp 13 to laser lamp 13 and display screen 14, inclinometer 23.
5. rotate adjustment steering knuckle, make the light beam of laser lamp 13 penetrate the center on the register pin face of cylinder of the pin assembly 12 at the steering knuckle other end, inclinometer 23 resets, and completes the determination work of the zero angle position of measurement.
6. rotate steering knuckle, drive the rotation of activity orientation board component, inclinometer 23, connecting cylinder 3, mounting plate 2, bottom plate 17 and support bar assembly 15 maintain static, and visual display screen 14, forwards the angle of needs to by steering knuckle.
7. lock limiting steering screw 32, complete measurement and the adjustment of front axle steering angle.
Claims (8)
1. a front axle steering angle measuring instrument, comprise measuring mechanism, target, described measuring mechanism is arranged in the kingpin bore of propons one end steering knuckle by pin assembly (12), described target is arranged in the kingpin bore of the steering knuckle of the propons other end, it is characterized in that: described measuring mechanism comprises mounting plate (2), bottom plate (17), connecting cylinder assembly, inclinometer assembly, display screen (14), electric battery (20), support bar assembly (15), activity orientation board component, described connecting cylinder assembly is connected between mounting plate (2) and bottom plate (17), described inclinometer assembly is arranged in connecting cylinder assembly, and the lower end of inclinometer assembly is stretched out connecting cylinder assembly and is each passed through bottom plate (17), activity orientation board component is connected with described pin assembly (12), described display screen (14), electric battery (20) are separately fixed on bottom plate (17), described support bar assembly (15) is arranged on bottom plate (17) by linear bearing (16), and the lower end of support bar assembly (15) is fixed on the upper surface of front axle, described activity orientation board component is provided with the laser lamp (13) corresponding with target, steering knuckle caliper installed surface or the back-plate installed surface of this activity orientation board component and propons are connected.
2. front axle steering angle measuring instrument according to claim 1, it is characterized in that: described connecting cylinder assembly comprises connecting cylinder (3), upper cover plate (24), lower cover (10), upper cover plate (24), lower cover (10) are arranged on the two ends up and down of connecting cylinder (3) respectively.
3. front axle steering angle measuring instrument according to claim 2, it is characterized in that: described inclinometer assembly comprises inclinometer (23), mandrel (11), described mandrel (11) is arranged in connecting cylinder (3) by upper and lower two rolling bearings (4), the lower end of mandrel (11) stretch out lower cover (10) and be each passed through bottom plate (17), activity orientation board component is connected with described pin assembly (12); Described inclinometer (23) is connected to the upper end of mandrel (11) by inclinometer fixed block (22) and securing member.
4. front axle steering angle measuring instrument according to claim 1, it is characterized in that: described activity orientation board component comprises sideslip bar (6), vertical slide bar (7), angle board (8), vertical slide bar web joint (9), described angle board (8) with one with the caliper installed surface of front axle steering knuckle or back-plate installed surface dip plane in mating connection, this angle board (8) is slidably socketed on sideslip bar (6) by connection bracket (5), described vertical slide bar (7) has two, one end of these two vertical slide bars (7) is slidably connected to the both sides of sideslip bar (6) respectively, the other end of two vertical slide bars (7) is connected with described vertical slide bar web joint (9), vertical slide bar web joint (9) has for the connecting hole through described inclinometer assembly, and vertical slide bar web joint (9) is also fixed with described laser lamp (13).
5. front axle steering angle measuring instrument according to claim 1, is characterized in that: the upper and lower surface of described mounting plate (2) is connected to handle (1).
6. front axle steering angle measuring instrument according to claim 1, it is characterized in that: described support bar assembly (15) comprises support bar, nut (18), base, described support bar top is provided with screw thread, this support bar top successively through linear bearing (16), bottom plate (17), and is fastened on bottom plate (17) by nut (18); Be connected with base bottom support bar, base is fixed on the upper surface of front axle.
7. front axle steering angle measuring instrument according to claim 1, it is characterized in that: described pin assembly (12) comprises register pin, the register pin Connection Block be fixed on register pin, wherein register pin Connection Block is connected with described propons one end steering knuckle, the bottom of register pin is arranged in the kingpin bore of this steering knuckle, and the top of register pin is connected with inclinometer assembly.
8. the front axle steering angle measuring instrument according to the arbitrary claim of claim 1 to 7, is characterized in that: described target is described pin assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410750597.1A CN104482912B (en) | 2014-12-09 | 2014-12-09 | Front axle steering angle measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410750597.1A CN104482912B (en) | 2014-12-09 | 2014-12-09 | Front axle steering angle measuring instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104482912A true CN104482912A (en) | 2015-04-01 |
| CN104482912B CN104482912B (en) | 2017-03-22 |
Family
ID=52757482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410750597.1A Active CN104482912B (en) | 2014-12-09 | 2014-12-09 | Front axle steering angle measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104482912B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108955618A (en) * | 2018-08-02 | 2018-12-07 | 安徽江淮汽车集团股份有限公司 | A kind of preceding bridge rudder angle measurement equipment |
| CN110736414A (en) * | 2019-11-28 | 2020-01-31 | 安徽江淮汽车集团股份有限公司 | Heavy truck front axle detection tool |
| CN110887432A (en) * | 2018-09-11 | 2020-03-17 | 沈阳新松机器人自动化股份有限公司 | Automobile steering knuckle corner measuring device |
| CN114952270A (en) * | 2022-05-30 | 2022-08-30 | 中国重汽集团济南动力有限公司 | Inner red point aiming type front axle steering angle adjusting device and adjusting method |
| CN117553733A (en) * | 2024-01-12 | 2024-02-13 | 驰田汽车技术研发武汉有限公司 | Front axle detection device and hydro-pneumatic spring suspension structure |
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| CN101315275A (en) * | 2008-06-18 | 2008-12-03 | 安徽巨一自动化装备有限公司 | Measurer for vehicle steering angle |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108955618A (en) * | 2018-08-02 | 2018-12-07 | 安徽江淮汽车集团股份有限公司 | A kind of preceding bridge rudder angle measurement equipment |
| CN110887432A (en) * | 2018-09-11 | 2020-03-17 | 沈阳新松机器人自动化股份有限公司 | Automobile steering knuckle corner measuring device |
| CN110887432B (en) * | 2018-09-11 | 2021-04-30 | 沈阳新松机器人自动化股份有限公司 | Automobile steering knuckle corner measuring device |
| CN110736414A (en) * | 2019-11-28 | 2020-01-31 | 安徽江淮汽车集团股份有限公司 | Heavy truck front axle detection tool |
| CN110736414B (en) * | 2019-11-28 | 2020-12-01 | 安徽江淮汽车集团股份有限公司 | Heavy truck front axle detection tool |
| CN114952270A (en) * | 2022-05-30 | 2022-08-30 | 中国重汽集团济南动力有限公司 | Inner red point aiming type front axle steering angle adjusting device and adjusting method |
| CN117553733A (en) * | 2024-01-12 | 2024-02-13 | 驰田汽车技术研发武汉有限公司 | Front axle detection device and hydro-pneumatic spring suspension structure |
| CN117553733B (en) * | 2024-01-12 | 2024-04-09 | 驰田汽车技术研发武汉有限公司 | Front axle detection device and hydro-pneumatic spring suspension structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104482912B (en) | 2017-03-22 |
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Effective date of registration: 20170927 Address after: 215000 Jiangsu city of Suzhou province high tech Zone Hushuguan Hu Yang Road No. 81 room A421 Patentee after: Fangsheng bridge (Suzhou) Co., Ltd. Address before: 545006 the Guangxi Zhuang Autonomous Region Liuzhou city and the Industrial District Yang Road No. 2 East Patentee before: Fangsheng Axle (Liuzhou) Co., Ltd. |