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CN103884296B - Trailer axle and longeron testing apparatus for verticality and detection and location method - Google Patents

Trailer axle and longeron testing apparatus for verticality and detection and location method Download PDF

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Publication number
CN103884296B
CN103884296B CN201410133606.2A CN201410133606A CN103884296B CN 103884296 B CN103884296 B CN 103884296B CN 201410133606 A CN201410133606 A CN 201410133606A CN 103884296 B CN103884296 B CN 103884296B
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head
longeron
centering
vehicle bridge
center line
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CN103884296A (en
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李志伟
张玉华
于晓亮
王磊
李海鹏
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Yantai Haide Science and Technology Co Ltd
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Yantai Haide Science and Technology Co Ltd
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Abstract

The present invention is a kind of Trailer axle and longeron testing apparatus for verticality and detection and location method, it comprises for sucking scissors centering chi on vehicle bridge longeron, for sucking the head assembly in Trailer axle, for the transmitting assembly to scissors centering chi and head assembly utilizing emitted light signal, also comprise the computer be connected with the communication of head assembly.First find out vehicle bridge longeron center line, then measure and adjust the angle between Trailer axle and vehicle bridge longeron, finally measuring, correct vehicle bridge, make its angle value be all 0 ° 00 '.Achieve and measure under not seting out, and further increase the work efficiency of trailer vehicles measuring and adjustation, reduce operator's labour intensity.

Description

Trailer axle and longeron testing apparatus for verticality and detection and location method
Technical field
The present invention relates to a kind of trailer computer detection locating device, and relate to its measurement, localization method.In particular to a kind of Trailer axle and longeron testing apparatus for verticality and detection and location method.
Background technology
Semitrailer is that axletree is placed in after vehicle's center of gravity (when the even stand under load of vehicle), and the trailer that level or vertical force can be delivered to the hookup of tractor is housed, and is mainly used in transportation volume greatly and the large cargo not easily split.Compared with " monomer-type " automobile, semitrailer more can improve the overall economic efficiency of transport by road.
Because semitrailer is a kind of more special vehicle, the depth of parallelism of vehicle bridge, vehicle bridge and longeron vertical relation, directly have influence on the traffic safety of semitrailer, also directly has influence on the degree of wear of semitrailer tire and the sideslip degree of semitrailer compartment.Therefore, how measuring, control the degree of being parallel to each other of vehicle bridge and vehicle bridge and longeron verticality is the problem that each semi-mounted depot and workshop wagon must solve.
The semitrailer testing product of current domestic production manufacturer production mainly adopts laser range finder to carry out range observation, the major defect of this kind of measuring method is, trailer must be thrown off with main car, find out towing pin and vertically move down into ground point, the scale be arranged on a bridge vehicle bridge tire centralizer is got to by stadimeter, by the numerical value in the same point of the contrast left and right sides, utilize isosceles triangle principle, repeatedly adjust and measure, determine a bridge, and then with a bridge for reference measurement two bridge three bridge, need in the process to adjust measurement repeatedly, increase error, also more loaded down with trivial details in operation, also waste manpower.And because scale high scale line is comparatively thin, so comparatively slow when centering, therefore whole work efficiency is lower.In addition, laser spots, as an off-gauge round dot, can not ensure that when getting on scale mark scale mark is just on the center of circle of luminous point, can bring measuring error equally completely.
On the other hand, along with the standardized production of domestic trailer producer, towing pin can be guaranteed on the center line of longitudinal beam, and vehicle bridge and towing pin distant, so on the vertical relation looking for vehicle bridge and longeron or certain error can be there is.
Summary of the invention
Technical matters to be solved by this invention is, overcome the shortcoming of prior art and instrument, and a kind of Trailer axle and longeron testing apparatus for verticality and detection and location method are provided, realize measuring under not seting out, and improve the work efficiency of trailer vehicles measuring and adjustation further, reduce operator's labour intensity.
Technical scheme of the present invention is as follows:
Trailer axle and longeron testing apparatus for verticality, it is characterized in that: it comprises for sucking scissors centering chi on vehicle bridge longeron, for sucking the head assembly in Trailer axle, for the transmitting assembly to scissors centering chi and head assembly utilizing emitted light signal, also comprise the computer be connected with the communication of head assembly; Described scissors centering chi comprises lower end and is connected to a pair hanging stick in central pin shaft and upper end and is connected to centering arrow in central pin shaft; There is the high-strength magnet of centering chi the upper end of hanging stick by pinned connection; Centering arrow is provided with center line; Described transmitting assembly comprises transmitting housing, and launch in housing and be provided with infrared lamp and a word laser tube, the front of infrared lamp is provided with convex lens; The center of convex lens and the laser emission port center of a word laser tube are on same vertical curve; Described transmitting housing can level be arranged in fine setting slide rail slidingly, and fine setting slide rail can be horizontally rotated by The Cloud Terrace and can be arranged on base with swinging, and base is provided with levelling bolt and universal horizontal bubble; Described head assembly comprises head crossbeam bar, and the two ends, left and right of head crossbeam bar are connected to a head peg, head peg are provided with the high-strength magnet of peg; Head crossbeam bar is installed with miniature slide block, and the guide rail coordinated with described miniature skid is connected with head shell; The ccd that described head shell inside is provided with communication mutually accepts box and mainboard; Head shell inside is also provided with the wireless receiving module communicated with mainboard; Head shell is also provided with to be connected with wireless receiving module and with the antenna of described compunlcation and the display screen that is connected with mainboard; Head shell is also provided with the obliquity sensor be connected with mainboard and horizon indicating lamp; The front panel of head shell offers ccd light receiver mouth, centering pad pasting is posted at receiving port place, and centering pad pasting is provided with vertical head center line.
Described hanging stick main body is connecting pipe, and the lower end of connecting pipe is provided with montage head, and montage head lower end connects central pin shaft; The upper end of connecting pipe is provided with contiguous block, and described bearing pin is arranged on contiguous block, connects montage head through the screw mandrel lower end in connecting pipe, and upper end connects contiguous block.
Pinned connection rod end bearing, rod end bearing has been bolted cuts chi magnetic support; The high-strength magnet of described centering chi is arranged on to be cut in chi magnetic support.
Centering arrow is also provided with the centering transmissive slit that center overlaps with described center line.
Described The Cloud Terrace comprises the rotary seat be arranged on base, and rotary seat is provided with swing seat, swing seat is provided with the track platform for carrying fine setting slide rail.
Adopt Trailer axle and the longeron measuring for verticality localization method of described pick-up unit, it is characterized in that comprising the following steps:
1), find out vehicle bridge longeron center line: by each for front and back one, scissors centering chi is sucked former and later two positions of vehicle bridge longeron respectively, front and back scissors centering chi setting parallel to each other and spacing is not less than 2 meters, centering arrow is freely sagging; And will launch on the assembly front end that is placed on the trailer longitudinal beam center line of range estimation or ground, rear end, leveling base, turn on the power switch, one word laser tube is lighted, by swinging, horizontally rotate and moving left and right mode adjustment, the center line making a word laser rays get to first scissors centering chi vertically overlaps, the center line that laser rays also gets to second scissors centering chi overlaps; .Now laser rays is parallel to vehicle bridge longeron, establishes light beam that infrared lamp sends thus on the center line of vehicle bridge longeron;
2), measure and adjust the angle between Trailer axle and vehicle bridge longeron: head assembly is sucked in Trailer axle, open head switch, pilot lamp is lighted, display screen is lighted, adjust the level of head assembly according to horizon indicating lamp, the center line making ccd accept the ccd receiving port place of box by skate machine head capsule overlaps with laser rays;
3) the trailer computer detection locating device software in computer, is opened, be connected with head assembly by wireless transmission, enter and detect interface, interface shows the angle value of a deviation angle in real time, the display screen also simultaneous display institute angle measurement angle value α of head, if Trailer axle becomes plumbness with longeron center line, the angle value of display is 0 ° 00 ', illustrate that vehicle bridge is normal, do not need adjustment; If not plumbness, the angle of display if on the occasion of, illustrate that the right side of vehicle bridge is forward, if negative value has illustrated right side rearward, need to be adjusted to 0 ° 00 '; Then measure other vehicle bridge, make its angle value be all 0 ° 00 '.
Offset angle=(measured value-calibration value) * slope value;
Wherein, measured value: the ccd value of in-site measurement; Calibration value: the value of demarcating ccd when dispatching from the factory; Slope value is constant.
Good effect of the present invention is: having adjusted rear all vehicle bridge perpendicular to the center line of longeron is all parallel to each other.Finally reach the object of trailer detection and localization.The present invention has adapted to market to trailer vehicles detection efficiency and the more and more higher demand of Adjustment precision requirement, make the measuring and adjustation process of trailer vehicles more clear, equipment operating is more simple and convenient, measurement of not seting out can be realized, Portable device is gone out operating flexibility, and can embody trailer location is not more intuitively the problem simply measuring length distance, further increases precision and the work efficiency of trailer vehicles measuring and adjustation, reduces operator's labour intensity.
Accompanying drawing explanation
Fig. 1 is the structural representation of scissors centering chi of the present invention.
Fig. 2 is the structural representation that the present invention launches assembly.
Fig. 3 is the structural representation of head assembly of the present invention.
Fig. 4 is that the present invention launches assembly and the position relationship schematic diagram between scissors centering chi and Trailer axle longeron.
Fig. 5 is the position relationship schematic diagram between Trailer axle of the present invention and head assembly.
Fig. 6 is the position relationship schematic diagram of vehicle bridge and longeron center line in detection method.
Embodiment
In order to understand better and implement, further illustrate the present invention below in conjunction with the drawings and specific embodiments.
Trailer axle of the present invention and longeron testing apparatus for verticality, comprise the scissors centering chi 1 of the inwall lower limb for sucking vehicle bridge longeron 4, for sucking the head assembly 3 in Trailer axle 5, for the transmitting assembly 2 to scissors centering chi 1 and head assembly 3 utilizing emitted light signal, as Figure 4-Figure 6.Also comprise for receiving, storing, process and show the computer detecting data.
As shown in Figure 1, described scissors centering chi 1 comprises lower end and is connected to a pair hanging stick on central pin shaft 1-10 and upper end and is connected to centering arrow 1-11 on central pin shaft 1-10.The upper end of hanging stick is connected with the high-strength magnet 1-1 of centering chi by bearing pin 1-5.Scissors centering chi 1 is sucked on the inwall lower limb of vehicle bridge longeron 4 by the high-strength magnet 1-1 of this centering chi.Centering arrow 1-11 is provided with center line 1-12.Centering arrow 1-11 can also be provided with the centering transmissive slit 1-13 that center line overlaps with described center line 1-12.
Described hanging stick has two kinds of selectable structures.The first is the integral stem that upper end is directly installed bearing pin 1-5, lower end and directly connected central pin shaft 1-10.The second is: hanging stick main body is connecting pipe 1-8, the lower end of connecting pipe 1-8 is provided with montage head 1-9, montage head 1-9 lower end connects central pin shaft 1-10, the upper end of connecting pipe 1-8 is provided with contiguous block 1-6, described bearing pin 1-5 is arranged on contiguous block 1-6, connect montage head 1-9 through the screw mandrel 1-7 lower end in connecting pipe 1-8, upper end connects contiguous block 1-6, thus is connected as a single entity connecting pipe 1-8, montage head 1-9 and contiguous block 1-6 as hanging stick.
Concrete connected mode between bearing pin 1-5 and centering chi high-strength magnet 1-1 comprises: bearing pin 1-5 is connected with rod end bearing 1-4, and rod end bearing 1-4 is connected with by bolt 1-3 and cuts chi magnetic support 1-2; The high-strength magnet 1-1 of described centering chi is arranged on and cuts in chi magnetic support 1-2.
As shown in Figure 2, described transmitting assembly 2 comprises launches housing 2-1; In described transmitting housing 2-1, web joint 2-14 is installed, web joint 2-14 is separately installed with infrared lamp socket 2-12 and laser tube seat 2-15.Infrared lamp socket 2-12 rear end is provided with infrared lamp 2-11, and front end is provided with convex lens 2-13.Web joint 2-14 also offer for by ultrared through hole.Described laser tube seat 2-15 is provided with a word laser tube 2-16.
The center of convex lens 2-13 and the center of laser emission port are on same vertical curve.
In described transmitting housing 2-1, lithium battery 2-17 is also installed, launches on housing 2-1 and be also provided with charging inlet 2-3 and power switch 2-2.
Described transmitting housing 2-1 can level be arranged in fine setting slide rail 2-5 slidingly, fine setting slide rail 2-5 is provided with for driving the translation knob 2-4 launching housing 2-1 and horizontally slip along fine setting slide rail 2-5 level.
Fine setting slide rail 2-5 can be horizontally rotated by The Cloud Terrace and can be arranged on base 2-21 with swinging, and base 2-21 is also provided with levelling bolt 2-19 and universal horizontal bubble 2-20.
Specifically, described The Cloud Terrace comprises and to be arranged on base 2-21 and with the rotary seat 2-10 of rotational lock knob 2-9, rotary seat 2-10 being provided with the swing seat 2-8 with swinging locking knob 2-7, swing seat 2-8 being provided with the track platform 2-6 for carrying fine setting slide rail 2-5.Described The Cloud Terrace also comprises the handle 2-18 for driving swing seat 2-8 to swing.
As shown in Figure 3, described head assembly 3 comprises head crossbeam bar 3-5, the two ends, left and right of head crossbeam bar 3-5 are connected with a head peg 3-7 respectively by hand-tight bolt 3-6, head peg 3-7 is provided with the high-strength magnet 3-8 of peg, head assembly 3 is sucked in Trailer axle 5 by the high-strength magnet 3-8 of this peg.
Head crossbeam bar 3-5 is installed with miniature slide block 3-2, and the guide rail 3-21 be slidably matched with described miniature slide block 3-2 is connected with head shell 3-20.Tightening knob 3-3 is installed between miniature slide block 3-2 and guide rail 3-21.The two ends, left and right of guide rail 3-21 are respectively arranged with slide block plug 3-4.
The ccd that described head shell 3-20 inside is provided with communication mutually accepts box 3-17 and mainboard 3-15.Head shell 3-20 inside is also provided with the wireless receiving module 3-10 communicated with mainboard 3-15.Head shell 3-20 is also provided with to be connected with wireless receiving module 3-10 and with the antenna 3-9 of described compunlcation and the display screen 3-18 that is connected with mainboard 3-15.Head shell 3-20 is provided with the obliquity sensor 3-16 be connected with mainboard 3-15 and horizon indicating lamp 3-13.
The front panel of described head shell 3-20 offers ccd light receiver mouth, and centering pad pasting 3-19 is posted at receiving port place, and centering pad pasting 3-19 is provided with vertical head center line.
Described head assembly 3 also comprises head power panel 3-14, head lithium battery 3-12, head charging inlet 3-11 and head switch 3-1.
Described computer is provided with trailer computer detection locating device software and wireless communication module.
Trailer axle of the present invention and longeron measuring for verticality localization method as follows:
1) vehicle bridge longeron center line, is found out: as shown in Figure 4, by each for front and back one, scissors centering chi 1 is sucked respectively the inwall lower limb of former and later two positions of vehicle bridge longeron 4, before and after scissors centering chi setting parallel to each other and spacing is not less than 2 meters, centering arrow 1-11 is freely sagging.
And will launch on assembly 2 front end that is placed on the trailer longitudinal beam center line of range estimation or ground, rear end, levelling bolt 2-19 on adjustment base 2-21, and with horizontal bubble 2-20 for benchmark leveling base 2-21, turn on the power switch 2-2, one word laser tube 2-16 lights, by swinging, horizontally rotate and moving left and right mode adjustment, the center line 1-12 making a word laser rays get to first scissors centering chi vertically overlaps, the center line 1-12 that laser rays also gets to second scissors centering chi overlaps.Now laser rays is parallel to vehicle bridge longeron 4, and the light beam that the infrared lamp 2-11 establishing transmitting assembly 2 thus sends is on the center line of vehicle bridge longeron 4.
One word laser rays can through the center line 1-12 getting to second scissors centering chi after the centering transmissive slit 1-13 of first scissors centering chi overlaps, also can from the centering arrow 1-11 upper and lower of first scissors centering chi by and overlap with the center line of first scissors centering chi, the center line 1-12 then getting to second scissors centering chi overlaps.
2), measure and adjust the angle between Trailer axle 5 and vehicle bridge longeron 4: as shown in Figure 5, head assembly 3 is sucked on the vertical plane in the middle of Trailer axle 5, open head switch 3-1, pilot lamp is lighted, display screen 3-18 lights, adjust the level of head assembly 3 according to horizon indicating lamp 3-13, the center line making ccd accept the ccd receiving port place of box 3-17 by skate machine head capsule 3-20 overlaps with laser rays (transmitting assembly is adjusted in step 1 and just do not moved).
Open the trailer computer detection locating device software in computer, be connected with head assembly 3 by wireless transmission, enter and detect interface, interface shows the angle value of a deviation angle in real time, the display screen 3-18 also simultaneous display institute angle measurement angle value (α in Fig. 6) of head, if Trailer axle 5 becomes plumbness with longeron center line, the angle value of display is 0 ° 00 ' (precision is 1 '), illustrate that vehicle bridge is normal, do not need adjustment.If not plumbness, the angle of display if on the occasion of, illustrate that the right side of vehicle bridge is forward, if negative value has illustrated right side rearward, need to be adjusted to 0 ° 00 '.Then measure other vehicle bridge, make its angle value be all 0 ° 00 '.
Offset angle=(measured value-calibration value) * slope value;
Wherein, measured value: the ccd value of in-site measurement; Calibration value: the value of demarcating ccd when dispatching from the factory; Slope value is constant, generally gets 580.

Claims (7)

1. Trailer axle and longeron testing apparatus for verticality, it is characterized in that: it comprises for sucking scissors centering chi (1) on vehicle bridge longeron (4), for sucking the head assembly (3) in Trailer axle (5), for the transmitting assembly (2) to scissors centering chi (1) and head assembly (3) utilizing emitted light signal, also comprise the computer be connected with head assembly (3) communication; Described scissors centering chi (1) comprises lower end and is connected to a pair hanging stick in central pin shaft (1-10) and upper end and is connected to centering arrow (1-11) in central pin shaft (1-10); The upper end of hanging stick is connected with the high-strength magnet of centering chi (1-1) by bearing pin (1-5); Centering arrow (1-11) is provided with center line (1-12); Described transmitting assembly (2) comprises launches housing (2-1), and launch in housing (2-1) and be provided with infrared lamp (2-11) and a word laser tube (2-16), the front of infrared lamp (2-11) is provided with convex lens (2-13); The center of convex lens (2-13) and the laser emission port center of a word laser tube (2-16) are on same vertical curve; Described transmitting housing (2-1) can level be arranged in fine setting slide rail (2-5) slidingly, fine setting slide rail (2-5) can be horizontally rotated by The Cloud Terrace and can be arranged on swinging on base (2-21), base (2-21) is provided with levelling bolt (2-19) and universal horizontal bubble (2-20); Described head assembly (3) comprises head crossbeam bar (3-5), and the two ends, left and right of head crossbeam bar (3-5) are connected to a head peg (3-7), head peg (3-7) are provided with the high-strength magnet of peg (3-8); Head crossbeam bar (3-5) is installed with miniature slide block (3-2), the guide rail (3-21) be slidably matched with described miniature slide block (3-2) is connected with head shell (3-20); The ccd that described head shell (3-20) inside is provided with communication mutually accepts box (3-17) and mainboard (3-15); Head shell (3-20) inside is also provided with the wireless receiving module (3-10) communicated with mainboard (3-15); Head shell (3-20) is also provided with to be connected with wireless receiving module (3-10) and with the antenna (3-9) of described compunlcation and the display screen (3-18) that is connected with mainboard (3-15); Head shell (3-20) is also provided with the obliquity sensor (3-16) and horizon indicating lamp (3-13) that are connected with mainboard (3-15); The front panel of head shell (3-20) offers ccd light receiver mouth, centering pad pasting (3-19) is posted at receiving port place, and centering pad pasting (3-19) is provided with vertical head center line.
2. Trailer axle as claimed in claim 1 and longeron testing apparatus for verticality, it is characterized in that: described hanging stick main body is connecting pipe (1-8), the lower end of connecting pipe (1-8) is provided with montage head (1-9), and montage head (1-9) lower end connects central pin shaft (1-10); The upper end of connecting pipe (1-8) is provided with contiguous block (1-6), and described bearing pin (1-5) is arranged on contiguous block (1-6), connects montage head (1-9) through screw mandrel (1-7) lower end in connecting pipe (1-8), and upper end connects contiguous block (1-6).
3. Trailer axle as claimed in claim 2 and longeron testing apparatus for verticality, it is characterized in that: bearing pin (1-5) is connected with rod end bearing (1-4), rod end bearing (1-4) is connected with by bolt (1-3) and cuts chi magnetic support (1-2); The high-strength magnet of described centering chi (1-1) is arranged on to be cut in chi magnetic support (1-2).
4. Trailer axle as claimed in claim 1 and longeron testing apparatus for verticality, is characterized in that: centering arrow (1-11) is also provided with the centering transmissive slit (1-13) that center overlaps with described center line (1-12).
5. Trailer axle as claimed in claim 1 and longeron testing apparatus for verticality, it is characterized in that: described The Cloud Terrace comprises the rotary seat (2-10) be arranged on base (2-21), rotary seat (2-10) being provided with swing seat (2-8), swing seat (2-8) being provided with the track platform for carrying fine setting slide rail (2-5).
6. adopt Trailer axle and the longeron measuring for verticality localization method of pick-up unit described in claim 1-5 any one, it is characterized in that comprising the following steps:
1), find out vehicle bridge longeron center line: by each for front and back one, scissors centering chi (1) is sucked vehicle bridge longeron (4) former and later two positions respectively, front and back scissors centering chi setting parallel to each other and spacing is not less than 2 meters, centering arrow (1-11) is freely sagging; And will launch on front end or ground, rear end that assembly (2) is placed on the trailer longitudinal beam center line of range estimation, leveling base (2-21), turn on the power switch (2-2), one word laser tube (2-16) is lighted, by swinging, horizontally rotate and moving left and right mode adjustment, the center line (1-12) making a word laser rays get to first scissors centering chi vertically goes up and overlaps, and the center line (1-12) that laser rays also gets to second scissors centering chi goes up and overlaps;
Now laser rays is parallel to vehicle bridge longeron (4), establishes light beam that infrared lamp (2-11) sends thus on the center line of vehicle bridge longeron (4);
2), measure and adjust the angle between Trailer axle (5) and vehicle bridge longeron (4): head assembly (3) being sucked in Trailer axle (5), open head switch (3-1), pilot lamp is lighted, display screen (3-18) is lighted, adjust the level of head assembly (3) according to horizon indicating lamp (3-13), the center line making ccd accept the ccd receiving port place of box (3-17) by skate machine head capsule (3-20) overlaps with laser rays;
3) the trailer computer detection locating device software in computer, is opened, be connected with head assembly (3) by wireless transmission, enter and detect interface, interface shows the angle value of a deviation angle in real time, display screen (3-18) the also simultaneous display institute angle measurement angle value α of head, if Trailer axle (5) becomes plumbness with longeron center line, the angle value of display is 0 ° 00 ', illustrate that vehicle bridge is normal, do not need adjustment; If not plumbness, the angle of display if on the occasion of, illustrate that the right side of vehicle bridge is forward, if negative value has illustrated right side rearward, need to be adjusted to 0 ° 00 '; Then measure other vehicle bridge, make its angle value be all 0 ° 00 '.
7. Trailer axle as claimed in claim 6 and longeron measuring for verticality localization method, is characterized in that:
Offset angle=(measured value-calibration value) * slope value;
Wherein, measured value: the ccd value of in-site measurement; Calibration value: the value of demarcating ccd when dispatching from the factory; Slope value is constant.
CN201410133606.2A 2014-04-04 2014-04-04 Trailer axle and longeron testing apparatus for verticality and detection and location method Active CN103884296B (en)

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CN116296474B (en) * 2023-03-28 2025-02-21 襄阳达安汽车检测中心有限公司 Vehicle swing amplitude measuring device and method
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CN203744941U (en) * 2014-04-04 2014-07-30 烟台开发区海德科技有限公司 Trailer axle and longitudinal beam verticality detection apparatus

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