CN216006568U

CN216006568U - Tank changing device and line marking vehicle

Info

Publication number: CN216006568U
Application number: CN202121566011.8U
Authority: CN
Inventors: 廖鑫涛; 蔡成辉; 严学钦; 柯连铤
Original assignee: Zhongshan Fangcai Intelligent Technology Co ltd; Guangdong Polytechnic Institute
Current assignee: Zhongshan Fangcai Intelligent Technology Co ltd; Guangdong Polytechnic Institute
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2022-03-11
Anticipated expiration: 2031-07-09

Abstract

The utility model discloses a can changing device and a scribing vehicle, wherein the can changing device comprises: the automatic paint spraying machine comprises a rack, wherein a rotating shaft piece is arranged on the rack in a rotating mode, a plurality of mounting supports are uniformly distributed on the rotating shaft piece in the circumferential direction at intervals, the mounting supports are used for mounting paint spraying tanks, a corner positioning mechanism is arranged between the rack and the rotating shaft piece, and the corner positioning mechanism can drive the rotating shaft piece to rotate so that the paint spraying tank on one mounting support can be aligned to a paint spraying station on a scribing car. When the paint spraying tank needs to be replaced, the rotating angle positioning mechanism drives the rotating shaft piece to rotate by a certain angle, and the mounting bracket corresponding to the paint spraying tank to be replaced rotates to the aligned paint spraying station, so that the tank replacing operation is automatically realized, manual operation is avoided, and the line drawing efficiency is improved. The line marking vehicle comprises the tank replacing device, can realize automatic tank replacing operation, is high in position precision of the tank replacing operation, avoids manual operation, and is high in line marking efficiency.

Description

Tank changing device and line marking vehicle

Technical Field

The utility model relates to a tank replacing device and a 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.

After the evacuation of spraying paint in the jar of spraying paint, need change the new jar of spraying paint, and current marking off car all does not possess the device of automatic change jar of spraying paint, needs manual the change, wastes time and energy, influences marking off efficiency. In addition, generally present marking off car is all through manual handle pressure jar of pushing down, and then makes the valve on the paint spraying mouth of spray paint jar open in order to realize spraying paint, and is comparatively hard.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, one of the objectives of the present invention is to provide a can changing device capable of automatically changing a paint can.

The utility model also aims to provide a line marking vehicle comprising the tank replacing device.

According to an embodiment of the first aspect of the utility model, a tank changing device comprises: the frame, it is provided with pivot spare to rotate in the frame, pivot spare has a plurality of installing supports around its circumferencial direction interval evenly distributed, the installing support is used for the installation paint can, the frame with be equipped with corner positioning mechanism between the pivot spare, corner positioning mechanism can drive pivot spare rotates so that one of them paint can on the installing support aims at the station of spraying paint on the marking vehicle.

The tank replacing device provided by the embodiment of the utility model at least has the following beneficial effects:

more than trading a jar device when the spray can needs to be changed, utilize corner positioning mechanism to order about pivot spare and rotate certain angle, the relative station rotation that sprays paint of the installing support that the spray can that is changed corresponds and produce the dislocation, the installing support that the spray can that treats to change corresponds rotates to the station that sprays paint of aiming at, thereby automatic realization trades a jar operation, corner positioning mechanism orders about pivot spare pivoted angle stability, the guarantee trades the action precision of a jar operation, avoid manual operation moreover, improve marking efficiency.

In some embodiments of the present invention, the corner positioning mechanism includes a first linear actuator disposed on the rack and a rotating base disposed on the rotating shaft, the rotating base is distributed with a plurality of push plates around a circumference of a rotation center thereof, an output end of the first linear actuator can push one of the push plates to rotate the rotating base by a fixed angle, so as to drive a paint spraying 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 the output end of the first linear driver can extend out of place to enable the rotary shaft to rotate by the fixed angle to realize tank replacement.

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 present invention, the rotating base has a plurality of accommodating cavities distributed around a rotation center thereof, the accommodating cavities corresponding to the push plates one to one, and the push plates abutting against the side portions of the push rods can be accommodated in the corresponding accommodating cavities. When the push rod retracts, the push plate accommodated in the accommodating cavity is turned outwards under the action of the torsion spring, and when the push rod extends out again, the end part of the push rod can be abutted against the push plate, so that the rotary seat is driven to rotate by a fixed angle.

In some embodiments of the present invention, a pressing mechanism is movably disposed on the frame, the pressing mechanism is configured to press a paint spraying can on the mounting bracket corresponding to the paint spraying station, the corner positioning mechanism and the pressing mechanism are both electrically connected to an electronic control module, and the electronic control module is configured to control the corner positioning mechanism and the pressing mechanism to operate. After the tank replacement operation is finished, the control module can control the pressing mechanism to automatically press the paint spraying tank corresponding to the paint spraying station, so that manual pressing operation is avoided, and the labor intensity is reduced; when the tank needs to be replaced, the control module controls the pressing mechanism to be far away from the paint spraying tank corresponding to the paint spraying station, so that the paint spraying operation is stopped, and then the corner positioning mechanism is driven to act.

In some embodiments of the present invention, the pressing mechanism includes a pressing rod movably inserted into the frame, the pressing rod is connected to an elastic member for driving the pressing rod to move downward, and the pressing rod is connected to a lifting assembly for driving the pressing rod to move upward against the action of the elastic member. The depression bar presses the paint spraying jar that the station corresponds of spraying paint automatically under the effect of elastic component down, when needs trade a jar operation or stop spraying paint, just utilizes the subassembly that rises to drive the depression bar down and keeps away from the paint spraying jar, can save the energy loss of pushing down the mechanism.

In some embodiments of the present invention, the ascending assembly includes a connecting rod having one end rotatably connected to the lower pressing rod, the other end of the connecting rod is rotatably connected to a sliding block, the rack is provided with a sliding rail matched with the sliding block, and the rack is provided with a second linear actuator for pushing the sliding block to reciprocate on the sliding rail. The second linear driver pushes the sliding block to slide on the sliding rail, and the connecting rod drives the lower pressing rod to move up and down. It should be noted that, when the connecting rod and the push-down rod are collinear, even if the second linear actuator moves in a resetting manner, the push-down rod cannot be reset under the action of the elastic member, and an external force needs to be applied to move the slider towards the output end close to the second linear actuator, so that the push-down rod can keep pressing the paint spraying can under the action of the elastic member.

In some embodiments of the utility model, 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.

In some embodiments of the present invention, in order to improve the adjustment accuracy of the movement of the lifting frame in the height direction, the rotating shaft member is provided with an external thread extending along the length direction thereof, the lifting frame is provided with a thread bush matching with the external thread, and the third linear driver includes a motor for driving the thread bush to rotate relative to the rotating shaft member.

The utility model also discloses a line marking vehicle which comprises the tank changing device in any technical scheme; this marking off car can realize moving the jar operation certainly, and the position precision who moves the jar operation is high, avoids manual operation, and marking off efficiency is higher.

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 a tank changing device arranged on a line marking vehicle according to an embodiment of the utility model;

FIG. 2 is a schematic structural diagram of the angular positioning mechanism of the embodiment of FIG. 1;

FIG. 3 is a schematic view of the embodiment of FIG. 1 with a portion of the mounting bracket removed;

FIG. 4 is an enlarged view of a portion A of the embodiment of FIG. 1.

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, a tank changing apparatus of the present invention includes: the frame 100, it is provided with pivot piece 200 to rotate on the frame 100, pivot piece 200 has a plurality of installing supports 300 around its circumferencial direction interval evenly distributed, installing support 300 is used for installing paint can 10, frame 100 with be equipped with corner positioning mechanism 400 between the pivot piece 200, corner positioning mechanism 400 can drive pivot piece 200 rotates so that one of them paint can 10 on the installing support 300 aligns the station 110 that sprays paint on the marking vehicle.

More than change a jar device when spray paint can 10 needs to be changed, utilize corner positioning mechanism 400 to order about pivot spare 200 and rotate certain angle, the relative station 110 that sprays paint of installing support 300 that spray paint can 10 corresponds that is changed rotates and produces the dislocation, the installing support 300 that spray paint can 10 that treats to change corresponds rotates to aligning the station 110 that sprays paint, thereby the automatic jar operation that trades that realizes, corner positioning mechanism 400 orders about pivot spare 200 pivoted angle stability, the guarantee trades the action precision of a jar operation, and avoid manual operation, improve marking efficiency.

Referring to fig. 2, in some embodiments of the present invention, the angular positioning mechanism 400 includes a first linear actuator 410 disposed on the rack 100 and a rotating base 420 disposed on the rotating shaft 200, the rotating base 420 is circumferentially distributed with a plurality of push plates 430 around a rotation center thereof, and an output end of the first linear actuator 410 can push one of the push plates 430 to rotate the rotating base 420 by a fixed angle, so as to drive the paint can 10 on one of the mounting brackets 300 to align with the paint station 110. The distance between the adjacent push plates 430 is consistent, the first linear driver 410 pushes one of the push plates 430 to drive the rotating base 420 to rotate by a fixed angle, the angle is consistent with the angle between the two adjacent mounting brackets 300, and when the output end of the first linear driver 410 extends in place, the rotating shaft member 200 can rotate by the fixed angle to realize the tank replacement operation.

Referring to fig. 2, in some embodiments of the present invention, the push plates 430 are rotatably connected to the rotating base 420 through a pivot 440, the pivot 440 is provided with a torsion spring 450 for driving the push plates to turn outwards, the output end of the first linear driver 410 is connected to a push rod 411, when the push rod 411 extends, the end of the push rod 411 abuts against one of the push plates 430, and the side of the push rod 411 abuts against the other adjacent push plate 430 and turns the push plate 430 inwards. The push plate 430 is connected with the rotary seat 420 through the above structure, so that the push rod 411 can be prevented from interfering with the other push plate 430 when the push rod 411 pushes one of the push plates 430, and the rotary seat 420 can be ensured to rotate at a fixed angle.

Referring to fig. 2, in some embodiments of the present invention, a plurality of accommodating cavities 421 corresponding to the push plates 430 one by one are distributed around the rotation center of the rotating base 420, and the push plates 430 abutting against the side portions of the push rods 411 can be accommodated in the corresponding accommodating cavities 421. When the push rod 411 retracts, the push plate 430 accommodated in the accommodating cavity 421 is turned outwards under the action of the torsion spring 450, and when the push rod 411 extends out again, the end of the push rod 411 can abut against the push plate 430, so as to drive the rotary seat 420 to rotate by a fixed angle.

Referring to fig. 1 and 4, in some embodiments of the present invention, a pressing mechanism 500 is movably disposed on the frame 100, the pressing mechanism 500 is configured to press the paint can 10 on the mounting bracket 300 corresponding to the paint spraying station 110, and the corner positioning mechanism 400 and the pressing mechanism 500 are electrically connected to an electronic control module, and the electronic control module is configured to control the corner positioning mechanism 400 and the pressing mechanism 500 to operate. After the can replacement operation is finished, the control module can control the pressing mechanism 500 to automatically press the paint spraying can 10 corresponding to the paint spraying station 110, so that manual pressing operation is avoided, and labor intensity is reduced; when the tank replacement operation is required, the control module controls the pressing mechanism 500 to be away from the paint tank 10 corresponding to the paint spraying station 110, so that the paint spraying operation is stopped, and then the corner positioning mechanism 400 is driven to act.

Referring to fig. 4, in some embodiments of the present invention, the pressing mechanism 500 includes a pressing rod 510 movably inserted into the frame 100, the pressing rod 510 is connected to an elastic member 520 for driving the pressing rod to move downward, and the pressing rod 510 is connected to a lifting member 530 for driving the pressing rod to move upward against the elastic member 520. The pressing rod 510 automatically presses the paint can 10 corresponding to the paint station 110 under the action of the elastic member 520, and when the can needs to be replaced or the paint is stopped, the lifting assembly 530 is used for driving the pressing rod 510 to be far away from the paint can 10, so that the energy consumption of the pressing mechanism 500 can be saved.

Referring to fig. 4, in some embodiments of the present invention, the ascending assembly 530 includes a connecting rod 531 with one end rotatably connected to the pressing rod 510, a sliding block 532 is rotatably connected to the other end of the connecting rod 531, a sliding rail 533 matched with the sliding block 532 is disposed on the frame 100, and a second linear actuator 534 for pushing the sliding block 532 to reciprocate on the sliding rail 533 is disposed on the frame 100. The slider 532 is pushed by the second linear driver 534 to slide on the slide rail 533, and the lower pressing rod 510 is driven to move up and down through the connecting rod 531. It should be noted that, when the link 531 is collinear with the push-down lever 510, even if the second linear actuator 534 is reset, the push-down lever 510 cannot be reset by the elastic member 520, and an external force is applied to move the slider 532 toward the output end of the second linear actuator 534, so that the push-down lever 510 can keep pressing the paint can 10 by the elastic member 520.

Referring to fig. 3, in some embodiments of the present invention, a lifting frame 210 capable of moving up and down relative to the rotating shaft 200 is movably disposed on the rotating shaft 200, the mounting bracket 300 is disposed on the lifting frame 210, and a third linear driver 220 capable of driving the lifting frame 210 to move up and down is connected between the lifting frame 210 and the rotating shaft 200. When the third linear driver 220 drives the lifting frame 210 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 220 drives the lifting frame 210 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 will be narrowed. It should be noted that, in the above embodiment, the pressing mechanism 500 is also provided on the lifting frame 210 to move together with the paint can 10 on the mounting bracket 300, so as to ensure that the pressing mechanism 500 can work normally.

In some embodiments of the present invention, in order to improve the adjustment accuracy of the crane 210 moving in the height direction, the rotating shaft 200 is provided with an external thread extending along the length direction thereof, the crane 210 is provided with a thread bushing 230 matching with the external thread, and the third linear driver 220 includes a motor for driving the thread bushing 230 to rotate relative to the rotating shaft 200.

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 utility model 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 utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. A can changing apparatus, comprising:

frame (100), it is provided with pivot piece (200) to rotate on frame (100), pivot piece (200) have a plurality of installing supports (300) around its circumferencial direction interval evenly distributed, installing support (300) are used for installing paint can (10), frame (100) with be equipped with corner positioning mechanism (400) between pivot piece (200), corner positioning mechanism (400) can drive pivot piece (200) rotate so that one of them paint can (10) on installing support (300) aim at paint station (110) on the marking vehicle.

2. A can changing apparatus according to claim 1, wherein:

the corner positioning mechanism (400) comprises a first linear driver (410) arranged on the rack (100) and a rotating seat (420) arranged on the rotating shaft piece (200), wherein the rotating seat (420) is circumferentially distributed with a plurality of push plates (430) around the rotating center of the rotating seat, the output end of the first linear driver (410) can push one of the push plates (430) to enable the rotating seat (420) to rotate by a fixed angle, and then one of the spray cans (10) on the mounting bracket (300) is driven to align to the spray station (110).

3. A can changing apparatus according to claim 2, wherein:

the push plate (430) is rotatably connected to the rotating seat (420) through a pivot (440), a torsion spring (450) for driving the pivot (440) to turn outwards is arranged on the pivot (440), the output end of the first linear driver (410) is connected with a push rod (411), when the push rod (411) extends out, the end part of the push rod (411) abuts against one push plate (430), and the side part of the push rod (411) abuts against the other adjacent push plate (430) and enables the push plate (430) to turn inwards.

4. A can changing apparatus according to claim 3, wherein:

the rotating seat (420) is provided with a plurality of accommodating cavities (421) which are in one-to-one correspondence with the push plates (430) around the rotating center, and the push plates (430) which are abutted against the side parts of the push rods (411) can be accommodated in the corresponding accommodating cavities (421).

5. A can changing apparatus according to claim 1, wherein:

the movable push-down mechanism (500) that is provided with on frame (100), push-down mechanism (500) be used for press with it is corresponding to spray paint station (110) spray paint tank (10) on installing support (300), corner positioning mechanism (400) with push-down mechanism (500) all with electronic control module electric connection, electronic control module is used for control corner positioning mechanism (400) push-down mechanism (500) action.

6. A can changing apparatus according to claim 5, wherein:

the pressing mechanism (500) comprises a pressing rod (510) movably arranged on the rack (100) in a penetrating mode, the pressing rod (510) is connected with an elastic piece (520) for driving the pressing rod to move downwards, and the pressing rod (510) is connected with a lifting assembly (530) for driving the pressing rod to move upwards under the action of the elastic piece (520).

7. A can changing apparatus according to claim 6, wherein:

the lifting assembly (530) comprises a connecting rod (531), one end of the connecting rod (531) is rotatably connected with the lower pressing rod (510), the other end of the connecting rod (531) is rotatably connected with a sliding block (532), a sliding rail (533) matched with the sliding block (532) is arranged on the rack (100), and a second linear driver (534) for pushing the sliding block (532) to reciprocate on the sliding rail (533) is arranged on the rack (100).

8. A can changing apparatus according to claim 1, wherein:

the lifting frame (210) capable of moving up and down relative to the rotating shaft piece (200) is movably arranged on the rotating shaft piece (200), the mounting bracket (300) is arranged on the lifting frame (210), and a third linear driver (220) capable of driving the lifting frame (210) to move up and down is connected between the lifting frame (210) and the rotating shaft piece (200).

9. A can changing apparatus according to claim 8, wherein:

be equipped with on pivot spare (200) along the external screw thread that its length direction extended, be equipped with on crane (210) with external screw thread assorted thread bush (230), third linear actuator (220) are including being used for the drive thread bush (230) are relative pivot spare (200) pivoted motor.

10. A line marking vehicle comprising a can changing apparatus as claimed in any one of claims 1 to 9.