CN214487408U - Nozzle device for automatic cable feeding and spraying robot - Google Patents

Abstract

The utility model discloses a nozzle device for automatic online spraying robot of cable, including fixed nozzle group and unsteady nozzle group, fixed nozzle group is located unsteady nozzle group directly over, through lead screw actuating mechanism drive motion between fixed nozzle group and the unsteady nozzle group. The utility model has the advantages that: the driving screw rod is driven to rotate through the driving motor, the fixed nozzle group and the floating nozzle group are opened and closed, so that the automatic opening and closing of the nozzle device can be realized by controlling the on-off of the driving motor, the fixed nozzle group and the floating nozzle group can be controlled to be close after a cable is hung on the spraying robot, the cable is sprayed, and the full-automatic operation of the robot is realized.

Description

Nozzle device for automatic cable feeding and spraying robot

Technical Field

The utility model relates to a nozzle device for automatic online spraying robot of cable.

Background

The maintenance and protection of overhead cables have been troublesome in power-related departments, because safety problems of overhead operations exist, such as insulation protection of overhead cables, insulation protection of overhead cables is performed before the cables leave factories, but insulation layers are easy to age and peel off under the condition that the cables are exposed for a long time.

In order to solve the problems, a plurality of robots for automatically spraying high-altitude cables appear in the market, but the existing automatic cable feeding spraying robot still adopts a structure with an upper valve and a lower valve to surround the cables in an annular mode to spray the cables, but after the robot is hung on the cables, the upper valve and the lower valve of the spray nozzle are folded in a manual mode, and the requirement of automatic feeding spraying is not completely met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a nozzle device for automatic online spraying robot of cable can effectively solve current spraying robot and after hanging the cable, the problem that the nozzle can't realize automatic foldeing.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme: the nozzle device for the automatic online cable spraying robot comprises a fixed nozzle group and a floating nozzle group, wherein the fixed nozzle group is positioned right above the floating nozzle group, and the fixed nozzle group and the floating nozzle group are driven to move mutually through a screw rod driving mechanism;

the screw rod driving mechanism comprises two guide rods, a driving screw rod and a driving motor, the driving motor is fixed on the fixed nozzle group, the top end of the driving screw rod is fixedly connected with a motor shaft of the driving motor, a driving nut matched with the driving screw rod is arranged on the floating nozzle group, the fixed nozzle group is fixedly connected with the two guide rods, and the floating nozzle group is connected with the two guide rods in a sliding mode.

Preferably, the nozzle device further comprises a loosening mechanism, the loosening mechanism comprises a loosening screw rod and a pressing block, the top end of the loosening screw rod penetrates through the fixed nozzle group, the lower end of the loosening screw rod penetrates through the pressing block and is in threaded connection with the floating nozzle group, a first through hole for the loosening screw rod to penetrate through is formed in the pressing block, a boss which is pressed on the upper surface of the pressing block is arranged on the loosening screw rod, one end of the pressing block is pressed on the driving nut, a second through hole for the driving screw rod to penetrate through is formed in the pressing block, the loosening mechanism cannot enable the fixed nozzle group and the floating nozzle group to start to play a role when the driving motor fails, the loosening screw rod is rotated to loosen the pressing block and the floating nozzle group, the driving nut is enabled to lose pressure in the vertical direction and be separated from the floating nozzle group, and therefore the floating nozzle group and the fixed nozzle group are separated from the fixed nozzle group.

Preferably, the driving nut includes nut body and protruding eaves, protruding eaves is fixed in nut body bottom and radially outwards extends along the nut body, the one end pressure of compact heap is on protruding eaves, still open the pinhole on the protruding eaves, driving nut is connected with unsteady nozzle group through the bolt that inserts the pinhole, sets up protruding eaves and lets compact heap and driving nut have bigger contact surface on the one hand, and on the other hand also makes things convenient for driving nut and unsteady nozzle group to realize the location in driving nut's circumference, and driving nut can not rotate thereupon when the drive lead screw rotates.

Preferably, the bottom of pine takes off the screw rod is equipped with the external screw thread, the external diameter of external screw thread is greater than first through-hole internal diameter, the pine between external screw thread and the boss takes off the screw rod diameter and is less than first through-hole internal diameter, loosens the screw rod and loosens the back with the nozzle group that floats, and the pine takes off the screw rod and can not break away from the compact heap, can resume work as soon as possible after troubleshooting.

Preferably, the other end of the pressing block is connected with one guide rod in a sliding mode, and the pressing block cannot rotate during operation.

Preferably, the fixed nozzle group comprises an upper support plate, an upper clamping wheel group and an upper nozzle, the upper clamping wheel group is rotatably connected to the end face, facing the floating nozzle group, of the upper support plate, the upper nozzle is detachably arranged on the end face, facing the floating nozzle group, of the upper support plate, and the upper clamping wheel group and the upper nozzle are arranged along the length direction of the cable.

Preferably, go up pinch roller group including the at least two pinch rollers of following cable length direction parallel arrangement, every pinch roller all opens the wire casing along circumference, when fixed nozzle group is hitched to the cable on, go up pinch roller group through the wire casing can be better with the cable go on the location.

Preferably, the floating nozzle group comprises a lower support plate, a lower clamping wheel group and a lower nozzle, the lower clamping wheel group is rotatably connected to the end face, facing the fixed nozzle group, of the lower support plate, the lower nozzle is detachably connected to the end face, facing the fixed nozzle group, of the lower support plate, the lower clamping wheel group and the lower nozzle are arranged along the length direction of the cable, the lower clamping wheel group and the upper clamping wheel group are matched to clamp the cable, and the upper nozzle and the lower nozzle are matched to circumferentially spray the cable.

Preferably, the upper nozzle is detachably connected with the upper support plate through a bolt, the lower nozzle is also detachably connected with the lower support plate through a bolt, and matched nozzles can be replaced quickly according to cables with different diameters.

Compared with the prior art, the utility model has the advantages that: the driving screw rod is driven to rotate through the driving motor, the fixed nozzle group and the floating nozzle group are opened and closed, so that the automatic opening and closing of the nozzle device can be realized by controlling the on-off of the driving motor, the fixed nozzle group and the floating nozzle group can be controlled to be close after a cable is hung on the spraying robot, the cable is sprayed, and the full-automatic operation of the robot is realized.

Drawings

Fig. 1 is a perspective view of a nozzle device for a cable automatic on-line spraying robot according to the present invention;

fig. 2 is a perspective view of the nozzle device for the automatic cable feeding and spraying robot according to the present invention;

fig. 3 is a perspective view of the rear view angle of the nozzle device for the automatic cable feeding and spraying robot of the present invention;

FIG. 4 is a perspective view of the nozzle device for the automatic on-line cable spraying robot of the present invention, showing the direction of the line after the fixed nozzle set and the floating nozzle set are closed;

fig. 5 is a perspective view of the outlet direction of the nozzle device for the automatic on-line spraying robot for the cable of the utility model after the fixed nozzle set and the floating nozzle set are closed;

fig. 6 is a rear view of the nozzle device for the automatic cable feeding and spraying robot of the present invention;

fig. 7 is a bottom view of the nozzle device for the automatic cable feeding and spraying robot of the present invention;

fig. 8 is a sectional view taken along line a-a of fig. 7.

The nozzle comprises a fixed nozzle group 110, an upper support plate 111, an upper clamping wheel group 112, an upper nozzle 113, a clamping wheel 114, a wire groove 115, an upper opening 116, a floating nozzle group 120, a lower support plate 121, a lower clamping wheel group 122, a lower nozzle 123, a lower opening 124, a screw rod driving mechanism 130, a guide rod 131, a driving screw rod 132, a driving motor 133, a driving nut 134, a nut body 135, a convex brim 136, a loosening mechanism 140, a loosening screw rod 141, a pressing block 142, a first through hole 143, a boss 144, a second through hole 145 and a third through hole 146.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1 to 8, the present invention is directed to an embodiment of a nozzle device for a cable automatic online spraying robot, which includes a fixed nozzle group 110 and a floating nozzle group 120, wherein the fixed nozzle group 110 is located right above the floating nozzle group 120, and the fixed nozzle group 110 and the floating nozzle group 120 are driven by a lead screw driving mechanism 130 to move relative to each other;

the screw rod driving mechanism 130 comprises two guide rods 131, a driving screw rod 132 and a driving motor 133, the driving motor 133 is fixed on the fixed nozzle group 110, the top end of the driving screw rod 132 is fixedly connected with a motor shaft of the driving motor 133, a driving nut 134 matched with the driving screw rod 132 is arranged on the floating nozzle group 120, the fixed nozzle group 110 is fixedly connected with the two guide rods 131, and the floating nozzle group 120 is connected with the two guide rods 131 in a sliding mode.

The driving screw rod 132 is driven to rotate by the driving motor 133, so that the fixed nozzle group 110 and the floating nozzle group 120 are opened and closed, the driving motor 133 can be controlled to be powered on and powered off, the automatic opening and closing of the nozzle device are realized, the fixed nozzle group 110 and the floating nozzle group 120 can be controlled to be close after a cable is hung on the spraying robot, the cable is sprayed, and the full-automatic operation of the robot is realized.

Specifically, the nozzle device for the automatic cable feeding and spraying robot comprises four parts, namely a fixed nozzle group 110, a floating nozzle group 120, a screw rod driving mechanism 130 and a release mechanism 140, wherein the fixed nozzle group 110 and the floating nozzle group 120 are arranged up and down and can be mutually closed to clamp a cable for spraying, the screw rod driving mechanism 130 controls the clutch of the fixed nozzle group 110 and the floating nozzle group 120, when the fixed nozzle group 110 and the floating nozzle group 120 are closed for spraying, the release mechanism 140 needs to be manually controlled to separate the fixed nozzle group 110 from the floating nozzle group 120 because the screw rod driving mechanism 130 fails to be separated, and when the screw rod driving mechanism 130 normally works, the release mechanism 140 does not play a role.

The fixed nozzle group 110 comprises an upper support plate 111, an upper clamping wheel group 112 and an upper nozzle 113, the upper support plate 111 is connected with a frame of the spraying robot, the upper clamping wheel group 112 comprises four clamping wheels 114 arranged in parallel, the four clamping wheels 114 are rotatably connected with the bottom surface of the upper support plate 111 through rotating shafts, each clamping wheel 114 is provided with a wire groove 115 along the circumferential direction so as to better clamp the cable in the wire groove 115, the wire groove 115 is generally in a semi-circular arc shape or a V shape, the clamping wheels with the V-shaped structure are preferably adopted so as to be beneficial to the centering of a nozzle mechanism and the cable, the upper nozzle 113 is also arranged on the bottom surface of the upper support plate 111 and is positioned behind the upper clamping wheel group 112, the upper nozzle 113 is also provided with an upper opening 116 which is in the same straight line with the wire grooves 115 of the four clamping wheels 114 so as to lead the cable to pass through the upper nozzle 113, the upper nozzle 113 is fixedly connected with the upper support plate 111 through bolts, and according to the thicknesses of different cables, the nozzles of different sizes can be conveniently replaced.

The floating nozzle group 120 comprises a lower support plate 121, a lower clamping wheel group 122 and a lower nozzle 123, the lower clamping wheel group 122 is fixed on the lower support plate 121 through two guide rods and springs, the lower clamping wheel group 122 comprises four rollers which are arranged in parallel and are rotatably arranged on the top surface of the lower support plate 121, each roller corresponds to one clamping wheel 114, the lower clamping wheel group 122 and the upper clamping wheel group 112 are matched with each other to clamp cables, the lower nozzle 123 is also arranged on the top surface of the lower support plate 121 and is positioned behind the lower clamping wheel group 122, a lower opening 124 is formed in the lower nozzle 123, the lowest point of the lower opening 124 is generally 3-4mm lower than the highest point of the roller to prevent the cables from directly touching the lower nozzle 123, when the fixed nozzle group 110 and the floating nozzle group 120 are closed, the lower clamping wheel group 122 firstly contacts the cables, then the springs are compressed, and preferably, when the upper opening and the lower opening are closed, the upper clamping wheel group 112 and the lower clamping wheel group 122 are clamped in place, therefore, the upper clamping wheel set and the lower clamping wheel set can ensure that the cable is clamped, and the position of the whole nozzle mechanism relative to the cable is also fixed and is not easy to skew.

The screw rod driving mechanism 130 comprises two guide rods 131, a driving screw rod 132 and a driving motor 133, wherein the two guide rods 131 are fixedly connected with the upper support plate 111, the driving motor 133 is fixed on the top surface of the upper support plate 111, the driving screw rod 132 is fixedly connected with a motor shaft of the driving motor 133, the driving screw rod 132 is driven by the driving motor 133 to rotate, and preferably, the driving screw rod 132 is positioned between the two guide rods 131, so that the floating nozzle group 120 is kept balanced during movement.

Still be equipped with drive nut 134 on lower extension board 121, drive nut 134 includes nut body 135 and protruding eaves 136, protruding eaves 136 are fixed in nut body 135 bottom and radially outwards extend along nut body 135, it has three pinhole to open on protruding eaves 136, and the while is corresponding also to open on lower extension board 121 has three pinhole, inserts the pinhole through the round pin axle, will realize drive nut 134 fixed at its circumference, when drive lead screw 132 is rotatory, can not drive nut 134 also rotatory.

The loosening mechanism 140 comprises a loosening screw 141 and a pressing block 142, the loosening screw 141 is located between the driving screw 132 and one of the guide rods 131, the top end of the loosening screw penetrates through the upper support plate 111, a hand wheel can be fixed at the top end of the loosening screw, the loosening screw 141 is convenient to twist, an external thread is arranged at the bottom end of the loosening screw 141, the loosening screw is in threaded connection with the lower support plate 121 through the external thread, and a boss 144 extending outwards in the axial direction is further arranged on the loosening screw 141. The pressing block 142 is provided with a first through hole 143, the bottom end of the loosening screw rod penetrates through the first through hole 143, the outer diameter of the loosening screw rod positioned in the first through hole 143 is smaller than the inner diameter of the first through hole 143, the boss 144 abuts against the upper surface of the loosening screw rod, and the outer diameter of the external thread at the bottom end of the loosening screw rod is larger than the inner diameter of the first through hole 143, so that the lower part of the loosening screw rod can be welded or fixed on the loosening screw rod in other modes after penetrating through the first through hole 143, the loosening screw rod cannot be separated from the pressing block 142 after the bottom end of the loosening screw rod is loosened from the lower support plate 121, and the loosening screw rod can be quickly connected with the lower support plate 121 after fault repair; one end of the pressing block 142 is provided with a second through hole 145, one end of the pressing block 142 is sleeved on the nut body 135 through the second through hole 145, and the bottom surface of the pressing block 142 presses the convex brim 136 of the driving nut 134; the other end of the pressing block 142 is provided with a third through hole 146, one of the guide rods 131 passes through the third through hole 146, so that the pressing block 142 can axially slide along the guide rod 131, and a sliding sleeve can be arranged in the third through hole 146 to reduce friction.

When the spraying robot is used, as shown in fig. 4 and 5, the driving motor 133 drives the driving screw 132 to rotate, the driving nut 134 is pressed by the pressing block 142 in the axial direction and is axially positioned by the pin shaft, and the pressing block 142 is fixedly connected with the lower support plate 121 through the loosening screw 141, so that when the driving screw 132 rotates, the driving nut 134 is driven to move upwards in the axial direction, the floating nozzle group 120 is close to the fixed nozzle group 110, the cable is clamped through the matching of the upper clamping wheel group 112 and the lower clamping wheel group 122, the cable is also surrounded by the upper nozzle 113 and the lower nozzle 123 at the moment, the whole spraying robot slowly moves along the cable, and the spraying operation is performed on the whole cable. After the painting is finished, the driving motor 133 rotates reversely, and the floating nozzle group 120 gradually moves away from the fixed nozzle group 110 by the cooperation of the driving screw 132 and the driving nut 134, and returns to the initial position. If the driving motor 133 fails after the painting is finished, and the fixed nozzle group 110 and the floating nozzle group 120 cannot be separated, the loosening screw 141 needs to be manually screwed, the bottom end of the loosening screw 141 is separated from the lower support plate 121 along with the rotation of the loosening screw 141, at this time, the pressing block 142 loses the downward pressing force on the driving nut 134, the driving nut 134 is separated from the lower support plate 121, and therefore, the whole floating nozzle group 120 slides downward along the guide rod 131, and the painting robot can be separated from the cable for maintenance.

The device realizes the opening and closing of the floating nozzle assembly 120 and the fixed nozzle assembly 110 through the screw rod driving mechanism 130, so that the spraying robot can run fully automatically after being hung on a cable, thereby reducing the steps of manual operation and improving the spraying efficiency; when the screw rod driving mechanism 130 breaks down and cannot be separated from the cable, the separation from the cable can be realized through the loosening mechanism 140, the inconvenience of overhauling the spraying robot on the cable is avoided, and the fault of the spraying robot is conveniently eliminated.

The above description is only for the specific embodiment of the present invention, but the technical features of the present invention are not limited thereto, and any person skilled in the art can make changes or modifications within the scope of the present invention.

Claims (10)

1. Automatic spraying nozzle device for spraying machine that goes up line of cable, its characterized in that: the floating nozzle assembly comprises a fixed nozzle assembly (110) and a floating nozzle assembly (120), wherein the fixed nozzle assembly (110) is positioned right above the floating nozzle assembly (120), and the fixed nozzle assembly (110) and the floating nozzle assembly (120) are driven to move mutually through a screw rod driving mechanism (130).

2. The nozzle device for the automatic wire-feeding and spraying robot for the cable according to claim 1, wherein: the screw rod driving mechanism (130) comprises two guide rods (131), a driving screw rod (132) and a driving motor (133), the driving motor (133) is fixed on the fixed nozzle group (110), the top end of the driving screw rod (132) is fixedly connected with a motor shaft of the driving motor (133), a driving nut (134) matched with the driving screw rod (132) is arranged on the floating nozzle group (120), the fixed nozzle group (110) is fixedly connected with the two guide rods (131), and the floating nozzle group (120) is connected with the two guide rods (131) in a sliding mode.

3. The nozzle device for the automatic wire-feeding and spraying robot for the cable according to claim 2, wherein: the nozzle device further comprises a loosening mechanism (140), the loosening mechanism (140) comprises a loosening screw rod (141) and a pressing block (142), the top end of the loosening screw rod (141) penetrates through a fixed nozzle group (110), the lower end of the loosening screw rod (141) penetrates through the pressing block (142) and a floating nozzle group (120) in threaded connection, a first through hole (143) for the loosening screw rod (141) to penetrate through is formed in the pressing block (142), a boss (144) which abuts against the upper surface of the pressing block (142) is formed in the loosening screw rod (141), one end of the pressing block (142) is pressed on a driving nut (134), and a second through hole (145) for the driving screw rod (132) to penetrate through is formed in the pressing block (142).

4. A nozzle device for a robot for automatic wire feeding and spraying of a cable according to claim 3, wherein: drive nut (134) include nut body (135) and protruding eaves (136), protruding eaves (136) are fixed in nut body (135) bottom and radially outwards extend along nut body (135), the one end of compact heap (142) is pressed on protruding eaves (136), still open the pinhole on protruding eaves (136), drive nut (134) are connected with unsteady nozzle group (120) through the bolt that inserts the pinhole.

5. A nozzle device for a robot for automatic wire feeding and spraying of a cable according to claim 3, wherein: the bottom of the loosening screw rod (141) is provided with an external thread, the external diameter of the external thread is larger than the internal diameter of the first through hole (143), and the diameter of the loosening screw rod (141) between the external thread and the boss (144) is smaller than the internal diameter of the first through hole (143).

6. A nozzle device for a robot for automatic wire feeding and spraying of a cable according to claim 3, wherein: the other end of the pressing block (142) is connected with one guide rod (131) in a sliding mode.

7. The nozzle device for the automatic wire-feeding and spraying robot for the cable according to claim 1, wherein: the fixed nozzle group (110) comprises an upper support plate (111), an upper clamping wheel group (112) and an upper nozzle (113), the upper clamping wheel group (112) is rotatably connected to the end face, facing the floating nozzle group (120), of the upper support plate (111), the upper nozzle (113) is detachably arranged on the end face, facing the floating nozzle group (120), of the upper support plate (111), and the upper clamping wheel group (112) and the upper nozzle (113) are arranged along the length direction of a cable.

8. The nozzle device for the automatic wire-feeding and spraying robot for the cable according to claim 7, wherein: the upper clamping wheel set (112) comprises at least two clamping wheels (114) which are arranged in parallel along the length direction of the cable, and each clamping wheel (114) is provided with a wire groove (115) along the circumferential direction.

9. The nozzle device for the automatic wire-feeding and spraying robot for the cable according to claim 7, wherein: the floating nozzle group (120) comprises a lower support plate (121), a lower clamping wheel group (122) and a lower nozzle (123), the lower clamping wheel group (122) is rotatably connected to the end face, facing the fixed nozzle group (110), of the lower support plate (121), the lower nozzle (123) is detachably connected to the end face, facing the fixed nozzle group (110), of the lower support plate (121), the lower clamping wheel group (122) and the lower nozzle (123) are arranged in the length direction of a cable, the lower clamping wheel group (122) and the upper clamping wheel group (112) are matched to clamp the cable, and the upper nozzle (113) and the lower nozzle (123) are matched to circumferentially spray the cable.

10. The nozzle device for the automatic wire-feeding and spraying robot for the cable according to claim 9, wherein: the upper nozzle (113) is detachably connected with the upper support plate (111) through a bolt, and the lower nozzle (123) is also detachably connected with the lower support plate (121) through a bolt.

Images