CN113463492A - Automatic line marking vehicle - Google Patents
Automatic line marking vehicle Download PDFInfo
- Publication number
- CN113463492A CN113463492A CN202110778220.7A CN202110778220A CN113463492A CN 113463492 A CN113463492 A CN 113463492A CN 202110778220 A CN202110778220 A CN 202110778220A CN 113463492 A CN113463492 A CN 113463492A
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- paint spraying
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- 239000003973 paint Substances 0.000 claims abstract description 99
- 238000005507 spraying Methods 0.000 claims abstract description 75
- 239000007921 spray Substances 0.000 claims abstract description 8
- 230000009471 action Effects 0.000 claims abstract description 7
- 230000007246 mechanism Effects 0.000 claims description 28
- 230000000694 effects Effects 0.000 claims 1
- 238000010422 painting Methods 0.000 description 6
- 239000002390 adhesive tape Substances 0.000 description 4
- 230000001174 ascending effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/16—Devices for marking-out, applying, or forming traffic or like markings on finished paving; Protecting fresh markings
- E01C23/20—Devices for marking-out, applying, or forming traffic or like markings on finished paving; Protecting fresh markings for forming markings in situ
- E01C23/22—Devices for marking-out, applying, or forming traffic or like markings on finished paving; Protecting fresh markings for forming markings in situ by spraying
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/16—Devices for marking-out, applying, or forming traffic or like markings on finished paving; Protecting fresh markings
- E01C23/20—Devices for marking-out, applying, or forming traffic or like markings on finished paving; Protecting fresh markings for forming markings in situ
- E01C23/22—Devices for marking-out, applying, or forming traffic or like markings on finished paving; Protecting fresh markings for forming markings in situ by spraying
- E01C23/227—Devices for marking-out, applying, or forming traffic or like markings on finished paving; Protecting fresh markings for forming markings in situ by spraying the marking material being supplied in aerosol containers
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Repair (AREA)
Abstract
The invention discloses an automatic line marking vehicle, which comprises: the device comprises a chassis, a control device and a control device, wherein a paint spraying station and a paint spraying unit corresponding to the paint spraying station are arranged on the chassis; the first wheel set is arranged on the chassis and used for driving the chassis to advance and steer; the photoelectric sensing device is arranged on the chassis and used for detecting road conditions in front of the chassis; and the control module is respectively electrically connected with the photoelectric sensing device, the paint spraying unit and the first wheel set and is used for controlling the actions of the paint spraying unit and the first wheel set. The automatic line marking vehicle of above structure utilizes photoelectric sensing device to detect the road conditions in the place ahead, advances and turns to and control the unit that sprays paint by first wheelset of control module control and sprays paint towards ground on the station of spraying paint, can the speed of accurate control chassis motion and the opening of the unit that sprays paint stop, the homogeneity of the paint thickness of guarantee drawing the line segment guarantees the accuracy of the size of drawing the line segment, and it is efficient to rule moreover.
Description
Technical Field
The invention relates to an automatic line marking vehicle.
Background
In order to define a certain area, it is often necessary to draw lines on the ground, such as drawing regular road lines on a road, or drawing boundary lines on a court, etc., and in order to improve the accuracy of the line drawing and save labor, a hand-pushed line drawing vehicle is generally configured to draw line segments.
The motion speed of the hand-push type scribing vehicle is high and low, the surface thickness of the line segment is easily uneven when the line segment is drawn by using a paint tank spraying mode, paint waste is caused, and the hand-push type scribing vehicle is difficult to ensure the straightness of scribing, so that the scribing quality is low and the scribing efficiency is not high.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention aims to provide an automatic line marking vehicle.
An automatic line marking vehicle according to an embodiment of the present invention includes: the device comprises a chassis, a control device and a control device, wherein a paint spraying station and a paint spraying unit corresponding to the paint spraying station are arranged on the chassis; the first wheel set is arranged on the chassis and used for driving the chassis to advance and steer; the photoelectric sensing device is arranged on the chassis and used for detecting road conditions in front of the chassis; and the control module is respectively electrically connected with the photoelectric sensing device, the paint spraying unit and the first wheel set and is used for controlling the actions of the paint spraying unit and the first wheel set.
The automatic line marking vehicle provided by the embodiment of the invention at least has the following beneficial effects:
the automatic line marking vehicle of above structure utilizes photoelectric sensing device to detect the road conditions in the place ahead, advances and turns to and control the unit that sprays paint by first wheelset of control module control and sprays paint towards ground on the station of spraying paint, can the speed of accurate control chassis motion and the opening of the unit that sprays paint stop, the homogeneity of the paint thickness of guarantee drawing the line segment guarantees the accuracy of the size of drawing the line segment, and it is efficient to rule moreover.
In some embodiments of the present invention, the photoelectric sensing device is configured to detect a preset trajectory line disposed on the ground, and the control module is capable of controlling the first wheel set and the paint spraying unit to cooperatively work to draw a line segment parallel to the preset trajectory line. Before drawing the line segment, a black adhesive tape can be pasted on the ground according to the shape of the required line, the outer edge of the black adhesive tape forms a preset track line, the photoelectric sensing device can detect the preset track line and transmit a signal to the control module, and the control module controls the paint spraying unit to draw the line outgoing segment along the preset track line.
In some embodiments of the present invention, the paint spraying unit includes a rotating shaft member rotatably disposed on the chassis, the rotating shaft member has a plurality of mounting brackets uniformly distributed around a circumference direction thereof at intervals, the mounting brackets are used for mounting paint spraying cans, the chassis is provided with a corner positioning mechanism capable of driving the rotating shaft member to rotate so as to align the paint spraying cans on one of the mounting brackets with the paint spraying station, the chassis is movably provided with a pressing mechanism for pressing the paint spraying cans on the mounting brackets, and the corner positioning mechanism and the pressing mechanism are electrically connected to the control module.
When the operation of the can needs to be changed, the control module controls the pushing mechanism to be far away from the paint spraying can corresponding to the paint spraying station, the paint spraying operation is stopped, then the corner positioning mechanism is reused to drive the rotating shaft piece to rotate by a certain angle, the paint spraying can to be changed is aligned to the paint spraying station, after the operation of the can changing operation is finished, the control module can control the pushing mechanism to automatically press the paint spraying can corresponding to the paint spraying station, manual pushing operation is avoided, labor intensity is reduced, manual can changing operation is avoided through the corner positioning mechanism, and scribing efficiency is improved.
In some embodiments of the present invention, the corner positioning mechanism includes a first linear actuator and a rotating seat disposed on the rotating shaft, the rotating seat is circumferentially distributed with a plurality of push plates around a rotation center thereof, and an output end of the first linear actuator can push one of the push plates to rotate the rotating seat by a fixed angle, so as to drive a paint can on one of the mounting brackets to align with the paint spraying station. The distance between adjacent push plates is consistent, the first linear driver pushes one of the push plates to drive the rotary seat to rotate by a fixed angle, the angle is consistent with the angle between two adjacent mounting supports, and when the output end of the first linear driver stretches out in place, the rotary shaft part can rotate by the fixed angle to realize tank replacement operation, so that the precision of the rotation angle is guaranteed.
In some embodiments of the present invention, the push plate is pivotally connected to the rotary base by a pivot, the pivot is provided with a torsion spring for driving the push plate to turn outwards, the output end of the first linear actuator is connected to a push rod, when the push rod extends out, the end of the push rod abuts against one of the push plates, and the side of the push rod abuts against the other adjacent push plate and turns the push plate inwards. The push plate is connected with the rotary seat through the structure, so that the push rod can be prevented from interfering with another push plate when the push rod pushes one push plate, and the rotary seat can be ensured to rotate at a fixed angle.
In some embodiments of the invention, the rotating shaft member is movably provided with a lifting frame capable of moving up and down relative to the rotating shaft member, the mounting bracket is arranged on the lifting frame, and a third linear driver capable of driving the lifting frame to move up and down is connected between the lifting frame and the rotating shaft member. When the third linear driver drives the lifting frame to ascend, a paint spraying opening of the paint spraying tank corresponding to the paint spraying station is far away from the ground, and at the moment, the line width of a drawn line segment is thickened; when the third linear driver drives the lifting frame to descend, the paint spraying opening of the paint spraying tank corresponding to the paint spraying station is close to the ground, and at the moment, the line width of the drawn line segment is narrowed; therefore, the function of adjusting the line width of the drawn line segment is achieved by utilizing the structure.
In some embodiments of the present invention, a second wheel set located at an outer periphery of the first wheel set is disposed on the chassis, the first wheel set is connected to a first driving device for driving the first wheel set to advance and steer, the second wheel set is connected to a second driving device for driving the second wheel set to move up and down, and the second driving device can drive the first wheel set to partially lift off and enable the lifted portion of the first wheel set to cross the drawn line segment. The second driving device drives the second wheel set to be in contact with the ground to support one part of the first wheel set, the part of the first wheel set, which is kept in contact with the ground, is matched with the part of the second wheel set, which is in contact with the ground, to cooperatively realize the transverse movement of the chassis, when the off-ground part of the first wheel set spans the drawn line segment, the part of the second wheel set, which is in contact with the ground, still has a certain distance with the drawn line segment, then the second driving device resets to drive the second wheel set to be off, and the first wheel set is completely landed again, so that the function of spanning the drawn line segment is completed, the function of spanning the drawn line segment is realized, the scribing vehicle does not need to be lifted manually, and the scribing quality and the scribing efficiency are ensured.
In some embodiments of the present invention, the first wheel set includes at least three first wheels distributed around the painting station, a first bogie rotatably disposed on the chassis, and the first wheels are rotatably disposed on the first bogie, and the first driving device includes a first rotary driver disposed on the chassis and driving the first bogie to rotate, and a second rotary driver disposed inside the first wheels and driving the first wheels to rotate. The first rotary driver is used for driving the first wheel on the first bogie to rotate leftwards or rightwards, and the second rotary driver is used for driving the first wheel to move forwards.
In some embodiments of the present invention, the first wheel set includes four first wheels distributed at four corners of a rectangle, two of the first wheels form a left wheel set, and the other two of the first wheels form a right wheel set, and the second wheel set includes at least one second left wheel located on a left side of the left wheel set and at least one second right wheel located on a right side of the right wheel set. When the chassis needs to turn right, the second driving device drives the second left wheel to contact with the ground to erect the left wheel set, so that the left wheel set can cross the drawn line segment; when the chassis needs to turn left, the second driving device drives the second right wheel to contact with the ground to erect the right wheel set, so that the right wheel set can cross the drawn line segment.
In some embodiments of the present invention, two of the second left wheel and the second right wheel are provided, the two second left wheels and the right wheel set form a first jumper wheel set, the two second right wheels and the left wheel set form a second jumper wheel set, and the first wheel set and the second wheel set of the structure are favorable for stably conveying a chassis.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural view of one embodiment of an automated line marking vehicle of the present invention;
FIG. 2 is a schematic view of the embodiment of FIG. 1 with the paint spraying unit removed;
FIG. 3 is a schematic structural diagram illustrating a bottom view of the embodiment of FIG. 2;
FIG. 4 is a schematic view of the paint spraying unit of the embodiment of FIG. 1 with a paint can mounted thereon and mounted on a base pan;
FIG. 5 is a schematic structural view of the corner positioning mechanism of FIG. 4;
FIG. 6 is a schematic view of the painting unit of FIG. 4 with a portion of the mounting bracket removed;
fig. 7 is a partially enlarged schematic view of a portion a of fig. 4.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the positional or orientational descriptions referred to, for example, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., are based on the positional or orientational relationships shown in the drawings and are for convenience of description and simplicity of description only, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1, an automatic line marking vehicle of the present invention includes: the base plate 100 is provided with a paint spraying station 110 and a paint spraying unit 200 corresponding to the paint spraying station 110; the first wheel set 300 is arranged on the chassis 100 and used for driving the chassis 100 to move forwards and turn; the photoelectric sensing device is arranged on the chassis 100 and used for detecting road conditions in front of the chassis 100; and the control module is respectively electrically connected with the photoelectric sensing device, the paint spraying unit 200 and the first wheel set 300 and is used for controlling the actions of the paint spraying unit 200 and the first wheel set 300.
The automatic line marking vehicle with the structure detects the road condition in front by the photoelectric sensing device, the first wheel set 300 is controlled by the control module to advance and turn to and the control paint spraying unit 200 sprays paint towards the ground on the paint spraying station 110, the moving speed of the chassis 100 and the start and stop of the paint spraying unit 200 can be accurately controlled, the uniformity of the paint thickness of a drawn line segment is guaranteed, the accuracy of the size of the drawn line segment is guaranteed, and the line marking efficiency is high.
In some embodiments of the present invention, the photoelectric sensing device is configured to detect a predetermined trajectory line disposed on the ground, and the control module is capable of controlling the first wheel set 300 and the paint spraying unit 200 to cooperate to draw a line segment parallel to the predetermined trajectory line. Before drawing the line segment, a black adhesive tape can be pasted on the ground according to the shape of the required line, the outer edge of the black adhesive tape forms a preset track line, the photoelectric sensing device can detect the preset track line and transmit a signal to the control module, and the control module controls the paint spraying unit 200 to draw the line segment along the preset track line.
Referring to fig. 4, in some embodiments of the present invention, the paint spraying unit 200 includes a rotating shaft 210 rotatably disposed on the chassis 100, a plurality of mounting brackets 220 are uniformly distributed on the rotating shaft 210 at intervals around a circumferential direction of the rotating shaft, the mounting brackets 220 are used for mounting paint cans 10, a corner positioning mechanism 230 capable of driving the rotating shaft 210 to rotate so as to align the paint cans 10 on one of the mounting brackets 220 with the paint spraying station 110 is disposed on the chassis 100, a pressing mechanism 240 for pressing the paint cans 10 on the mounting brackets 220 is movably disposed on the chassis 100, and the corner positioning mechanism 230 and the pressing mechanism 240 are electrically connected to the control module.
When the tank needs to be replaced, the control module controls the pressing mechanism 240 to be far away from the paint spraying tank 10 corresponding to the paint spraying station 110, so that the paint spraying operation is stopped, then the corner positioning mechanism 230 is used for driving the rotating shaft piece 210 to rotate by a certain angle, the paint spraying tank 10 to be replaced is aligned to the paint spraying station 110, after the tank replacing operation is finished, the control module can control the pressing mechanism 240 to automatically press the paint spraying tank 10 corresponding to the paint spraying station 110, manual pressing operation is avoided, labor intensity is reduced, manual tank replacing operation is avoided through the corner positioning mechanism 230, and scribing efficiency is improved.
Referring to fig. 4 and 5, in some embodiments of the present invention, the angular positioning mechanism 230 includes a first linear actuator 231 and a rotating base 232 disposed on the rotating shaft 210, the rotating base 232 is circumferentially distributed with a plurality of push plates 233 around a rotation center thereof, and an output end of the first linear actuator 231 can push one of the push plates 233 to rotate the rotating base 232 by a fixed angle, so as to drive the paint can 10 on one of the mounting brackets 220 to align with the paint station 110. The distance between adjacent push plates 233 is consistent, the first linear driver 231 pushes one of the push plates 233 to drive the rotating seat 232 to rotate by a fixed angle, the angle is consistent with the angle between two adjacent mounting brackets 220, and when the output end of the first linear driver 231 extends in place, the rotating shaft 210 can rotate by the fixed angle to realize the tank changing operation, so that the precision of the rotating angle is ensured.
Referring to fig. 5, in some embodiments of the present invention, the push plates 233 are rotatably connected to the rotary base 232 through a pivot 234, the pivot 234 is provided with a torsion spring 235 for driving the push plates to turn outwards, the output end of the first linear driver 231 is connected to a push rod 2311, when the push rod 2311 extends, the end of the push rod 2311 abuts against one of the push plates 233, and the side of the push rod 2311 abuts against the adjacent other push plate 233 and turns the push plate 233 inwards. The push plates 233 are connected with the rotary base 232 through the above structure, so that the push rod 2311 can be prevented from interfering with the other push plate 233 when the push rod 2311 pushes one of the push plates 233, and the rotary base 232 can be ensured to rotate at a fixed angle.
Referring to fig. 5, in some embodiments of the present invention, a plurality of accommodating cavities 2321 corresponding to the push plates 233 are distributed around the rotation center of the rotation seat 232, and the push plates 233 abutting against the side of the push rod 2311 can be accommodated in the corresponding accommodating cavities 2321. When the push rod 2311 retracts, the push plate 233 accommodated in the accommodating cavity 2321 is turned outwards under the action of the torsion spring 235, and when the push rod 2311 extends again, the end of the push rod 2311 can abut against the push plate 233, so that the rotary seat 232 is driven to rotate by a fixed angle.
Referring to fig. 4 and 7, in some embodiments of the present invention, the downward pressing mechanism 240 includes a downward pressing rod 241 movably disposed on the chassis 100, the downward pressing rod 241 is connected with an elastic member 242 for driving the downward pressing rod to move downward, the downward pressing rod 241 is connected with an ascending component for driving the upward pressing rod 241 to move against the action of the elastic member 242, the ascending component includes a connecting rod 243 one end of which is rotatably connected with the downward pressing rod 241, the other end of the connecting rod 243 is rotatably connected with a sliding block 244, the chassis 100 is provided with a sliding rail 245 matched with the sliding block 244, and the chassis 100 is provided with a second linear actuator 246 for pushing the sliding block 244 to reciprocate on the sliding rail 245.
The pressing rod 241 automatically presses the paint spraying tank 10 corresponding to the paint spraying station 110 under the action of the elastic member 242, and when the tank needs to be replaced or the paint spraying is stopped, the lifting assembly is used for driving the pressing rod 241 to be far away from the paint spraying tank 10, so that the energy loss of the pressing mechanism 240 can be saved. It should be noted that when the connecting rod 243 and the pressing rod 241 are collinear, even if the second linear actuator 246 is reset, the pressing rod 241 cannot be reset by the elastic member 242, and an external force needs to be applied to move the slider 244 toward the output end close to the second linear actuator 246, for example, a fourth linear actuator is provided to push the slider 244 toward the output end close to the second linear actuator 246, so that the pressing rod 241 can keep pressing the paint can 10 by the elastic member 242.
Referring to fig. 6, in some embodiments of the present invention, a lifting frame 250 capable of moving up and down relative to the rotating shaft member 210 is movably disposed on the rotating shaft member 210, the mounting bracket 220 is disposed on the lifting frame 250, and a third linear driver 260 capable of driving the lifting frame 250 to move up and down is connected between the lifting frame 250 and the rotating shaft member 210. When the third linear driver 260 drives the lifting frame 250 to ascend, the paint spraying opening of the paint spraying tank 10 corresponding to the paint spraying station 110 is far away from the ground, and at the moment, the line width of a drawn line segment is thickened; when the third linear driver 260 drives the lifting frame 250 to descend, the paint spraying opening of the paint spraying tank 10 corresponding to the paint spraying station 110 is close to the ground, and at the moment, the line width of the drawn line segment is narrowed; therefore, the function of adjusting the line width of the drawn line segment is achieved by utilizing the structure. It should be noted that, in the above embodiment, the pressing mechanism 240 is also provided on the lifting frame 250 to move along with the paint can 10 on the mounting bracket 220, so as to ensure the normal operation of the pressing mechanism 240.
Referring to fig. 6, in some embodiments of the present invention, in order to improve the adjustment accuracy of the crane 250 moving in the height direction, the rotating shaft 210 is provided with an external thread extending along the length direction thereof, the crane 250 is provided with a threaded sleeve 270 matching with the external thread, and the third linear driver 260 includes a motor for driving the threaded sleeve 270 to rotate relative to the rotating shaft 210.
Referring to fig. 2 and 3, in some embodiments of the present invention, a second wheel set 400 is disposed on the chassis 100 and located at the periphery of the first wheel set 300, the first wheel set 300 is connected to a first driving device 500 for driving the first wheel set to advance and steer, the second wheel set 400 is connected to a second driving device 600 for driving the second wheel set 400 to move up and down, and the second driving device 600 can drive the first wheel set 300 to partially lift off the ground and enable the lifted portion of the first wheel set 300 to cross the drawn line segment. The second driving device 600 drives the second wheel set 400 to contact the ground to lift a part of the first wheel set 300, the part of the first wheel set 300 which is kept in contact with the ground cooperates with the part of the second wheel set 400 which is in contact with the ground to realize the transverse movement of the chassis 100, when the part of the first wheel set 300 which is off the ground crosses the drawn line segment, the part of the second wheel set 400 which is in contact with the ground still has a certain distance with the drawn line segment, then the second driving device 600 resets to drive the second wheel set 400 to be off the ground, and the first wheel set 300 is completely landed again, so that the function of crossing the drawn line segment is completed, the function of crossing the drawn line segment is realized, the vehicle does not need to be lifted manually, and the scribing quality and the scribing efficiency are ensured.
Referring to fig. 2 and 3, in some embodiments of the present invention, the first wheel set 300 includes at least three first wheels 310 distributed around the painting station 110, a first bogie 120 rotatably disposed on the chassis 100, the first wheels 310 rotatably disposed on the first bogie 120, and the first driving device 500 includes a first rotary driver disposed on the chassis 100 and driving the first bogie 120 to rotate and a second rotary driver disposed inside the first wheels 310 and driving the first wheels 310 to rotate. The first rotary driver is used to drive the first wheel 310 on the first bogie 120 to rotate left or right, and the second rotary driver is used to drive the first wheel 310 to move forward, but in some embodiments, the second rotary driver may drive the first wheel 310 to move backward, as required. It should be noted that, when the first wheel set 300 only includes three first wheels 310, one of the first wheels 310 is located at the front end of the chassis 100 and directly in front of the painting station 110, the other two first wheels 310 are located behind the painting station 110 and respectively located at the left and right sides, and the three first wheels 310 are located at three corners of an isosceles triangle; when the cross-line work is required, one of the first wheels 310 located behind the painting station 110 may be driven off by the second driving device 600.
Referring to fig. 3, in some embodiments of the present invention, the first wheel set 300 includes four first wheels 310, the four first wheels 310 are distributed at four corners of a rectangle, two first wheels 310 form a left wheel set 320, the other two first wheels 310 form a right wheel set 330, and the second wheel set 400 includes at least one second left wheel 410 located at a left side of the left wheel set 320 and at least one second right wheel 420 located at a right side of the right wheel set 330. When the chassis 100 needs to turn right, the second driving device 600 drives the second left wheel 410 to contact with the ground to erect the left wheel set 320, so that the left wheel set 320 can cross the drawn line segment; when the chassis 100 needs to turn left, the second driving device 600 drives the second right wheel 420 to contact the ground to erect the right wheel set 330, so that the right wheel set 330 can cross the drawn line segment.
Referring to fig. 2 and 3, in some embodiments of the present invention, two second left wheels 410 and two second right wheels 420 are provided, two second left wheels 410 and two second right wheels 420 form a first straddle carrier group with the right wheel group 330, and two second right wheels 420 and two second right wheels 320 form a second straddle carrier group with the left wheel group 320, and the first wheel group 300 and the second wheel group 400 of the structure are beneficial to stably conveying the chassis 100.
In some embodiments of the present invention, the second driving device 600 can drive the first wheel set 300 to completely lift off the ground, and the second wheel set 400 is connected with a third driving device (not shown) for driving the chassis 100 to move left or right. The part of the first wheel set 300 is not required to be contacted with the ground, so that the chassis 100 is prevented from inclining, the motion stability of the chassis 100 is improved, and the scribing quality is ensured.
Referring to fig. 3, in an embodiment that the second driving device 600 can drive the first wheel set 300 to completely lift off, the chassis 100 is provided with a side-extending frame 130 extending from a contour edge thereof, the second driving device 600 is a cylinder provided on the side-extending frame, an output end of the cylinder faces downward and is rotatably connected with a second bogie 140, the second wheel set 400 includes a second wheel rotatably provided on the second bogie 140, and the third driving device includes a third rotary driver for driving the second bogie 140 to rotate and a fourth rotary driver provided inside the second wheel and driving the second wheel to rotate. The cylinder is used for driving the second wheel to move up and down, the third rotary driver is used for driving the second wheel on the second bogie to realize steering, and the fourth rotary driver is used for driving the second wheel to advance.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. An automatic line marking vehicle, comprising:
the device comprises a chassis (100), wherein a paint spraying station (110) and a paint spraying unit (200) corresponding to the paint spraying station (110) are arranged on the chassis (100);
the first wheel set (300) is arranged on the chassis (100) and used for driving the chassis (100) to advance and steer;
the photoelectric sensing device is arranged on the chassis (100) and used for detecting road conditions in front of the chassis (100);
the control module is respectively electrically connected with the photoelectric sensing device, the paint spraying unit (200) and the first wheel set (300) and used for controlling the actions of the paint spraying unit (200) and the first wheel set (300).
2. The automated line marking vehicle of claim 1, wherein:
the photoelectric sensing device is used for detecting a preset track line arranged on the ground, and the control module can control the first wheel set (300) and the paint spraying unit (200) to cooperatively work so as to draw a line segment parallel to the preset track line.
3. The automated line marking vehicle of claim 1, wherein:
the unit (200) of spraying paint sets up including rotating pivot spare (210) on chassis (100), pivot spare (210) have a plurality of installing supports (220) around its circumferencial direction interval evenly distributed, installing support (220) are used for installing paint can (10), be equipped with on chassis (100) and drive pivot spare (210) rotate so that one of them paint can (10) on installing support (220) aim at the corner positioning mechanism (230) of station (110) sprays paint, the activity is provided with on chassis (100) and is used for pressing push down mechanism (240) of paint can (10) on installing support (220), corner positioning mechanism (230) with push down mechanism (240) with control module electric connection.
4. The automated line marking vehicle of claim 3, wherein:
the corner positioning mechanism (230) comprises a first linear driver (231) and a rotating seat (232) arranged on the rotating shaft piece (210), the rotating seat (232) is circumferentially distributed with a plurality of push plates (233) around the rotating center, and the output end of the first linear driver (231) can push one of the push plates (233) to enable the rotating seat (232) to rotate by a fixed angle, so that a paint spraying tank (10) on one of the mounting brackets (220) is driven to align to the paint spraying station (110).
5. The automated line marking vehicle of claim 4, wherein:
the push plate (233) is rotatably connected to the rotating seat (232) through a pivot (234), a torsion spring (235) for driving the push plate to turn outwards is arranged on the pivot (234), the output end of the first linear driver (231) is connected with a push rod (2311), when the push rod (2311) extends out, the end of the push rod (2311) abuts against one of the push plates (233), and the side of the push rod (2311) abuts against the other adjacent push plate (233) and enables the push plate (233) to turn inwards.
6. The automated line marking vehicle of claim 3, wherein:
the lifting frame (250) capable of moving up and down relative to the rotating shaft piece (210) is movably arranged on the rotating shaft piece (210), the mounting bracket (220) is arranged on the lifting frame (250), and a third linear driver (260) capable of driving the lifting frame (250) to move up and down is connected between the lifting frame (250) and the rotating shaft piece (210).
7. The automated line marking vehicle of claim 1, wherein:
the chassis (100) is provided with a second wheel set (400) located on the periphery of the first wheel set (300), the first wheel set (300) is connected with a first driving device (500) for driving the first wheel set to advance and turn, the second wheel set (400) is connected with a second driving device (600) for driving the second wheel set to move up and down, and the second driving device (600) can drive the first wheel set (300) to partially lift off and enable the lifted part of the first wheel set (300) to span a drawn line segment.
8. The automated line marking vehicle of claim 7, wherein:
the first wheel set (300) comprises at least three first wheels (310) distributed around the paint spraying station (110), a first steering frame (120) is arranged on the chassis (100) in a rotating mode, the first wheels (310) are arranged on the first steering frame (120) in a rotating mode, and the first driving device (500) comprises a first rotary driver arranged on the chassis (100) and used for driving the first steering frame (120) to rotate and a second rotary driver arranged inside the first wheels (310) and used for driving the first wheels (310) to rotate.
9. The automated line marking vehicle of claim 8, wherein:
the first wheel set (300) comprises four first wheels (310), the four first wheels (310) are distributed at four corners of a rectangle, two of the first wheels (310) form a left wheel set (320), the other two first wheels (310) form a right wheel set (330), and the second wheel set (400) comprises at least one second left wheel (410) positioned at the left side of the left wheel set (320) and at least one second right wheel (420) positioned at the right side of the right wheel set (330).
10. The automated line marking vehicle of claim 9, wherein:
the second left wheel (410) and the second right wheel (420) are provided with two, the second left wheel (410) and the right wheel set (330) form a first span wheel set, and the second right wheel (420) and the left wheel set (320) form a second span wheel set.
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| CN202110778220.7A CN113463492A (en) | 2021-07-09 | 2021-07-09 | Automatic line marking vehicle |
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| CN202110778220.7A CN113463492A (en) | 2021-07-09 | 2021-07-09 | Automatic line marking vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319010A (en) * | 2022-01-10 | 2022-04-12 | 郑州科技学院 | Automatic marking device for parking place |
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Effective date of registration: 20240315 Address after: 510091 No. 1, Xia Tang Road, Yuexiu District, Guangzhou, Guangdong. Applicant after: THE OPEN University OF GUANGDONG (GUANGDONG POLYTECHNIC INSTITUTE) Country or region after: China Address before: 528437 unit 211, second floor, Chuangfu business building, No. 38, Dongzhen Avenue, Torch Development Zone, Zhongshan City, Guangdong Province Applicant before: ZHONGSHAN FANGCAI INTELLIGENT TECHNOLOGY Co.,Ltd. Country or region before: China Applicant before: THE OPEN University OF GUANGDONG (GUANGDONG POLYTECHNIC INSTITUTE) |