CN201575920U - Three-degree-of-freedom wheel locator target - Google Patents
Three-degree-of-freedom wheel locator target Download PDFInfo
- Publication number
- CN201575920U CN201575920U CN2009202715910U CN200920271591U CN201575920U CN 201575920 U CN201575920 U CN 201575920U CN 2009202715910 U CN2009202715910 U CN 2009202715910U CN 200920271591 U CN200920271591 U CN 200920271591U CN 201575920 U CN201575920 U CN 201575920U
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- yoke
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Abstract
The utility model discloses a three-degree-of-freedom wheel locator target in the field of automobile industries, which aims to resolve problems that the existing target can not perform position adjustment and is relatively low in precision. The three-degree-of-freedom comprises a target plate (1), target plate supporting angle steels (2), a target shaft connecting frame (3), a fan-shaped frame (4), a connection fork (5), a connection pipe (6), a connection shaft (7) and a rotating shaft (8). One end of the connection shaft (7) is rotationally fittingly connected with an inner hole of the connection pipe (6), the connection pipe (6) is welded with the bottom portion of the connection fork (5), the rotating shaft (8) penetrates through the connection fork (5) and a through hole at a circle center of an arc-shaped groove of the fan-shaped frame (4), the end of the rotating shaft (8) extending out of the through hole is in threaded connection via a butterfly nut, a top surface of the target shaft connecting frame (3) is fixedly connected with a bottom-surface bolt of the fan-shaped frame (4), two target plate supporting angle steels (2) are welded inside the target plate (1), and the target shaft connecting frame (3) is fixedly connected with the target plate supporting angle steels (2) via bolts.
Description
Technical field
The utility model relates to the inspection machine in a kind of Automobile Detection field, and in particular, it relates to a kind of wheel positioning instrument target of Three Degree Of Freedom.
Background technology
For guaranteeing the control stability of automobile, the installation between the wheel of automobile, steering knuckle and the axletree three has certain relative position, is called wheel alignment.The wheel alignment parameter detection system abbreviates four-wheel position finder or wheel alignment meter usually as.Wheel alignment meter is the most important checkout equipment of check wheel alignment.The recoverable amount of present national wheel alignment meter reaches more than 30000, and is increasing progressively with annual 30% speed.
Along with the development of vehicle testing technique, based on the wheel alignment check method of vision sensor owing to can realize noncontact, automatic measurement and more and more be subjected to researchist's attention.Target is based on the important accessory of the wheel alignment meter of vision sensor.Existing wheel alignment detection system based on vision sensor all adopts fixed target to be connected with wheel by jig, by the image of vision sensor collection target, and then the positional parameter of definite wheel.Because therefore the relative position of target and vision sensor can need be installed the relative position of adjusting target and vision sensor in the back in detection system and could guarantee the accurate of measurement result the very big influence of measuring accuracy generation of vision detection system.
Existing wheel positioning instrument target is fixed target, can't carry out the position adjustment, and precision is lower, is difficult to finish the requirement that national standard detects wheel alignment.
Summary of the invention
Technical problem to be solved in the utility model is to overcome the technical matters that prior art exists, provide a kind of have easy and simple to handle, the locus can be adjusted, stable performance, testing result is accurate, and satisfy national metering, quality supervised department and manufacturer that precision is high carry out the three-freedom degree wheel positioning instrument target that fast detecting requires to wheel alignment.
Consult Fig. 1 to Figure 11, for solving the problems of the technologies described above, the utility model adopts following technical scheme to be achieved.Three-freedom degree wheel positioning instrument target provided by the utility model includes target plate, target plate and supports angle steel, target shaft holder, fan-shaped, yoke, connecting pipe, coupling shaft and rotating shaft.
Coupling shaft one end is fixedlyed connected with the axis hole of the general jig of wheel alignment meter, the endoporus that the other end inserts connecting pipe connections that become to be rotatably assorted, and weld the bottom of connecting pipe and yoke, the inboard of yoke and fan-shaped 's outside sliding contact movingly.
The through hole of the circle centre position of yoke and fan-shaped deep-slotted chip breaker is passed in rotating shaft, the end that through hole is stretched out in rotating shaft is threaded by packing ring, wing nut, pass another through hole of yoke and fan-shaped deep-slotted chip breaker from inside to outside with bolt, the end that bolt stretches out through hole is threaded by packing ring, wing nut.
The end face of target shaft holder is fixedlyed connected with fan-shaped underrun bolt, nut.Two target plates of the welding of the inside symmetry of target plate support angle steel, and the target shaft holder supports angle steel with the target plate fixedlys connected by bolt, nut.
Connecting pipe described in the technical scheme is along elongated slot of axis direction processing at selected standard steel pipe one end, respectively weld a rectangle steel disc in the elongated slot both sides, each rectangle steel disc two ends is processed with through hole, bolt passes through hole fixedlys connected with nut thread, yoke is the standard steel plate of the U shaped sections of Bending Processing, the both sides of yoke respectively be symmetrily processed with two with fan-shaped through hole that is connected.
Described in the technical scheme fan-shaped is the uncovered square chest that five standard steel plate shearings are welded into, a side of fan-shaped is fan-shaped, and be processed with deep-slotted chip breaker, circle centre position at deep-slotted chip breaker is processed with the through hole that penetrates fan-shaped, the center of circle of fan-shaped fan-shaped side should overlap with the center of circle of deep-slotted chip breaker, and the bottom surface of square chest is processed with four through holes that are connected with the target shaft holder.
Target shaft holder described in the technical scheme is the standard steel plate of the U shaped sections of Bending Processing, be symmetrically welded with two block plates in the groove of U shaped sections, four of the end face of target shaft holder symmetry processing and fan-shaped through hole that is connected, four through holes that are connected with target plate support angle steel of side symmetry processing.
Target plate described in the technical scheme supports angle steel and adopts standard steel section processing, supports two through holes that are connected with target shaft holder (3) of a side processing of angle steel at the target plate.
Target plate described in the technical scheme is the flat square chest of uncovered that the bending of standard steel plate is welded into.
The beneficial effects of the utility model are:
(1) target plate, the target shaft holder, fan-shaped is adopted the standard steel plate to process with critical part such as yoke, and at first, standard steel plate output is big, and the machining operation is few, and production cost is lower; Secondly,, adopt the standard steel plate to have certain intensity as the important accessory of surveying instrument, can be indeformable in long-term the use, the precision that assurance is measured can satisfy the requirement of national standard to accuracy of detection; At last, above critical part is the hollow-core construction that steel plate is formed, and greatly reduces the weight of target, has improved the dirigibility of adjusting operation is installed.
(2) adopt rotating shaft that fan-shaped is connected with yoke, design deep-slotted chip breaker for fan-shaped, can make the relative yoke of target plate in the rotation of 0-90 degree scope, and can realize target plate rotating by wing nut with the optional position locking in the 0-90 degree of target plate relative to the z axle; Can rotate and move axially between connecting pipe and the coupling shaft, realized the rotating and moving axially of target plate relative to the x axle; After by above adjustment vision sensor being installed and fixed, the relative vision sensor of target plate is adjusted in a big way, finally reaches the optimum detection position, has improved accuracy of detection.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing:
Fig. 1 be three-freedom degree wheel positioning instrument target see its axonometric projection graph in the other direction along Y-axis from facing the XOZ plane;
Fig. 2 be three-freedom degree wheel positioning instrument target see that along Y-axis its axle surveys dismounting figure from facing the XOZ plane in the other direction;
Fig. 3 is that three-freedom degree wheel positioning instrument target is the projection cut-open view of cutting plane with axis and the parallel plane plane of XOZ of crossing rotating shaft 8;
Fig. 4 be coupling shaft 7 see its axonometric projection graph in the other direction along Y-axis from facing the XOZ plane;
Fig. 5-a be connecting pipe 6 see its axonometric projection graph in the other direction along Y-axis from facing the XOZ plane;
Fig. 5-b be connecting pipe 6 see its axonometric projection cut-open view in the other direction along Y-axis from facing the XOZ plane;
Fig. 6 be yoke 5 see its axonometric projection graph in the other direction along the Z axle from facing XOY plane;
Fig. 7-a be fan-shaped 4 see its axonometric projection graph along the X-axis positive dirction from facing the YOZ plane;
Fig. 7-b be fan-shaped 4 see its axonometric projection graph along the Y-axis positive dirction from facing the XOZ plane;
Fig. 8-a be target shaft holder 3 see its axonometric projection graph in the other direction along the Z axle from facing XOY plane;
Fig. 8-b be target shaft holder 3 see its axonometric projection graph in the other direction along the Z axle from facing XOY plane;
Fig. 9 be the target plate support angle steel 2 see its axonometric projection graph in the other direction along Y-axis from facing the XOZ plane;
Figure 10 be target plate 1 see its axonometric projection graph along the X-axis positive dirction from facing the YOZ plane;
Figure 11 be rotating shaft 8 see its axonometric projection graph in the other direction along X-axis from facing the YOZ plane;
Among the figure: 1. target plate, 2. the target plate supports angle steel, 3. target shaft holder, 4. fan-shaped, 5. yoke, 6. connecting pipe, 7. coupling shaft, 8. rotating shaft.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail:
The utility model is based on the important accessory of the wheel alignment meter of vision sensor.Provide a kind of and had easy and simple to handlely, the locus can be adjusted, stable performance, and testing result is accurate, the three-freedom degree wheel positioning instrument target that precision is high.The utility model can be applicable to four-wheel position finder manufacturer, vehicle maintenance and repair enterprise, colleges and universities, scientific research institutions and country's metering, quality supervised department.
Critical part of the present utility model adopts the standard steel plate to process, and at first, standard steel plate output is big, and the machining operation is few, and production cost is lower; Secondly,, adopt the standard steel plate to have certain intensity as the important accessory of surveying instrument, can be indeformable in long-term the use, the precision that assurance is measured can satisfy the requirement of national standard to accuracy of detection; At last, above critical part is the hollow-core construction that steel plate is formed, and greatly reduces the weight of target, has improved the dirigibility of adjusting operation is installed.The utility model adopts rotating shaft that fan-shaped is connected with yoke, design deep-slotted chip breaker for fan-shaped, can make the relative yoke of target plate in the rotation of 0-90 degree scope, and can realize target plate rotating by wing nut with the optional position locking in the 0-90 degree of target plate relative to the z axle; Can rotate and move axially between connecting pipe and the coupling shaft, realized the rotating and moving axially of target plate relative to the x axle; After by above adjustment vision sensor being installed and fixed, the relative vision sensor of target plate is adjusted in a big way, finally reaches the optimum detection position, has improved accuracy of detection.
Consult Fig. 1 to Figure 11, three-freedom degree wheel positioning instrument target includes target plate 1, target plate and supports angle steel 2, target shaft holder 3, fan-shaped 4, yoke 5, connecting pipe 6, coupling shaft 7 and rotating shaft 8.
Fan-shaped 4 is the uncovered square chest that five standard steel plate shearings are welded into, a side of fan-shaped 4 is fan-shaped, and be processed with deep-slotted chip breaker, circle centre position at deep-slotted chip breaker is processed with the through hole that penetrates fan-shaped 4, the center of circle of fan-shaped 4 fan-shaped side should overlap with the center of circle of deep-slotted chip breaker, the bottom surface of square chest is processed with four through holes, the through hole of the circle centre position of yoke 5 and fan-shaped 4 deep-slotted chip breaker is passed in rotating shaft 8, rotating shaft 8 is stretched out the end of through hole and is passed through packing ring, wing nut is threaded, pass another through hole of yoke 5 and fan-shaped 4 deep-slotted chip breaker from inside to outside with bolt, bolt stretches out the end of through hole and passes through packing ring, wing nut is threaded.
The using method of three-freedom degree wheel positioning instrument target:
One end of coupling shaft 7 is fixedlyed connected with the general jig of wheel alignment meter, loosen two wing nuts that connect fan-shaped 4 and yoke 5, target plate 1 can 8 rotate freely around the shaft, after the position adjustment of target plate 1 finishes, screw two wing nuts of yoke 5 and fan-shaped 4, finish of the rotation adjustment of target plate around the z axle, loosen two bolts that pass connecting pipe 6 rectangle steel disc through holes, target plate 1 can rotate around the x axle, also can move axially along the x axle, two bolts of connecting pipe 6 rectangle steel disc through holes are passed in locking, make the elongated slot distortion of connecting pipe 6, produce clamping force, make the stationkeeping of target plate 1 coupling shaft 7, gather the characteristic image on target plate 1 surface by vision sensor, can carry out the detection of wheel alignment parameter.
Claims (7)
1. a three-freedom degree wheel positioning instrument target is characterized in that described three-freedom degree wheel positioning instrument target includes target plate (1), the target plate supports angle steel (2), target shaft holder (3), fan-shaped (4), yoke (5), connecting pipe (6), coupling shaft (7) and rotating shaft (8);
Coupling shaft (7) one ends are fixedlyed connected with the axis hole of the general jig of wheel alignment meter, the endoporus that the other end inserts connecting pipe (6) connection that becomes to be rotatably assorted, connecting pipe (6) welds the outside sliding contact movingly of the inboard of yoke (5) and fan-shaped (4) with the bottom of yoke (5);
The through hole of the circle centre position of yoke (5) and fan-shaped (4) deep-slotted chip breaker is passed in rotating shaft (8), the end that through hole is stretched out in rotating shaft (8) is threaded by packing ring, wing nut, pass another through hole of yoke (5) and the deep-slotted chip breaker of fan-shaped (4) from inside to outside with bolt, the end that bolt stretches out through hole is threaded by packing ring, wing nut;
The end face of target shaft holder (3) is fixedlyed connected with underrun bolt, the nut of fan-shaped (4).Two target plates of the welding of the inside symmetry of target plate (1) support angle steel (2), and target shaft holder (3) supports angle steel (2) with the target plate fixedlys connected by bolt, nut.
2. according to the described three-freedom degree wheel positioning instrument target of claim 1, it is characterized in that described connecting pipe (6) is along elongated slot of axis processing at selected standard steel pipe one end, respectively weld a rectangle steel disc in the elongated slot both sides, each rectangle steel disc two ends is processed with through hole, and bolt passes through hole fixedlys connected with nut thread.
3. according to the described three-freedom degree wheel positioning instrument target of claim 1, it is characterized in that the standard steel plate of described yoke (5) for the U shaped sections of Bending Processing, the both sides of yoke respectively are symmetrily processed with two through holes that are connected with fan-shaped (4).
4. according to the described three-freedom degree wheel positioning instrument target of claim 1, it is characterized in that described fan-shaped (4) are the uncovered square chest that five standard steel plate shearings are welded into, a side of fan-shaped (4) is fan-shaped, and be processed with deep-slotted chip breaker, circle centre position at deep-slotted chip breaker is processed with the through hole that penetrates fan-shaped (4), the center of circle of the fan-shaped side of fan-shaped (4) should overlap with the center of circle of deep-slotted chip breaker, and the bottom surface of square chest is processed with four through holes that are connected with target shaft holder (3).
5. according to the described three-freedom degree wheel positioning instrument target of claim 1, it is characterized in that the standard steel plate of described target shaft holder (3) for the U shaped sections of Bending Processing, be symmetrically welded with two block plates in the groove of U shaped sections, four through holes that are connected with fan-shaped (4) of end face symmetry processing of target shaft holder (3), four through holes that are connected with target plate support angle steel (2) of side symmetry processing.
6. according to the described three-freedom degree wheel positioning instrument target of claim 1, it is characterized in that described target plate supports angle steel (2) and adopts standard steel section processing, support two through holes that are connected with target shaft holder (3) of a side processing of angle steel (2) at the target plate.
7. according to the described three-freedom degree wheel positioning instrument target of claim 1, it is characterized in that the flat square chest of uncovered that described target plate (1) is welded into for the bending of standard steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202715910U CN201575920U (en) | 2009-11-15 | 2009-11-15 | Three-degree-of-freedom wheel locator target |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202715910U CN201575920U (en) | 2009-11-15 | 2009-11-15 | Three-degree-of-freedom wheel locator target |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201575920U true CN201575920U (en) | 2010-09-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202715910U Expired - Lifetime CN201575920U (en) | 2009-11-15 | 2009-11-15 | Three-degree-of-freedom wheel locator target |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201575920U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101726420B (en) * | 2009-11-15 | 2011-09-07 | 吉林大学 | Three-freedom degree wheel positioning instrument target |
-
2009
- 2009-11-15 CN CN2009202715910U patent/CN201575920U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101726420B (en) * | 2009-11-15 | 2011-09-07 | 吉林大学 | Three-freedom degree wheel positioning instrument target |
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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: 20100908 Effective date of abandoning: 20091115 |