CN216173330U

CN216173330U - Electrostatic spraying device of plastic-coated steel pipe

Info

Publication number: CN216173330U
Application number: CN202122413895.XU
Authority: CN
Inventors: 李伯安; 李天生
Original assignee: Hubei Xinhantong Pipe Industry Co ltd
Current assignee: Hubei Xinhantong Pipe Industry Co ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-04-05
Anticipated expiration: 2031-10-08

Abstract

The utility model relates to an electrostatic spraying device for a plastic-coated steel pipe, which comprises a rack, wherein a hinged bottom plate is arranged on one side above the rack, two clamping devices are arranged on the upper side of the bottom plate, a first motor is arranged on one side of a vertical plate, a first gear is arranged on a main shaft of the first motor, a first toothed ring is sleeved on the outer side of the clamping pipe and meshed with the first gear, and a spraying assembly is fixedly connected on one side above the rack. Compared with the prior art, the utility model has the beneficial effects that: the inclination angle of the bottom plate can be changed through the air cylinder, so that the inclination angle of the steel pipe is changed, the specific inclination angle of the steel pipe is adjusted according to the inner diameter of the steel pipe, and even if an inner coating on the pipe wall of the steel pipe flows in the spraying process, the inner coating can only incline along the steel pipe, so that the phenomenon of uneven spraying is not easy to cause, and the quality of a product is further improved.

Description

Electrostatic spraying device of plastic-coated steel pipe

Technical Field

The utility model relates to the technical field of plastic-coated steel pipe production equipment, in particular to an electrostatic spraying device for a plastic-coated steel pipe.

Background

Electrostatic spraying is a spraying method which utilizes a high-voltage electrostatic electric field to make paint particles with negative electricity directionally move along the opposite direction of the electric field and adsorb the paint particles on the surface of a workpiece, the electrostatic spraying equipment comprises a spray gun, a spray cup, an electrostatic spraying high-voltage power supply and the like, most film-forming materials in the paint, namely resin, pigment and the like, comprise macromolecular organic compounds which are conductive dielectrics, and the solvent-shaped paint comprises organic solvents, cosolvent, curing agent, electrostatic diluent, other various additives and the like besides the film-forming materials. The electrostatic spraying device in the prior art generally adopts the structure that the spray head is directly inserted into the steel pipe for spraying, and in the spraying process, because the steel pipe rotates all the time, the coating layer which is just sprayed can be moved in the rotating process, so that the inner coating layer of the steel pipe is uneven, and the product quality is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electrostatic spraying device for a plastic-coated steel pipe, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides an electrostatic spraying device of plastic-coated steel pipe, includes the frame, frame top one side is through articulated bottom plate, two clamping device are equipped with to the bottom plate upside the first motor is equipped with to riser one side, be equipped with first gear on the main shaft of first motor the clamping pipe outside cup joints first ring gear, first ring gear with first gear meshes mutually, frame top one side fixed connection spraying subassembly.

Preferably, frame one side is equipped with the hole of stepping down, the cylinder is equipped with to frame one side, the bottom plate downside is equipped with the spout, sliding connection slider in the spout, the piston rod of cylinder is from stepping down downthehole the passing and articulated mutually with the slider.

Preferably, the clamping device comprises a vertical plate, the vertical plate is fixed on the upper side of the bottom plate, the upper side of the vertical plate is fixedly connected with a sleeve ring, a clamping pipe is rotatably connected in the sleeve ring, three threaded holes are formed in the clamping pipe by taking the axis of the clamping pipe as the center, and a clamping piece is arranged in each threaded hole.

Preferably, the clamping piece comprises a screw rod, the screw rod is in threaded connection in the threaded hole, one end of the screw rod is fixedly connected with the hand wheel, and the other end of the screw rod is rotatably connected with the clamping plate.

Preferably, the spraying assembly comprises a vertically fixed mounting plate on the rack, a guide hole is formed in one side of the mounting plate, a guide rod is slidably connected in the guide hole, one end of the guide rod is fixedly connected with a fixed block, and a connecting rod is fixedly connected with the spray head on one side of the fixed block.

Compared with the prior art, the utility model has the beneficial effects that: the inclination angle of the bottom plate can be changed through the air cylinder, so that the inclination angle of the steel pipe is changed, the specific inclination angle of the steel pipe is adjusted according to the inner diameter of the steel pipe, and even if an inner coating on the pipe wall of the steel pipe flows in the spraying process, the inner coating can only incline along the steel pipe, so that the phenomenon of uneven spraying is not easy to cause, and the quality of a product is further improved.

Drawings

FIG. 1 is a schematic diagram of the basic structure of the present invention;

FIG. 2 is a schematic view of the basic structure of the clamping device;

FIG. 3 is a cross-sectional view A-A of FIG. 1;

FIG. 4 is an enlarged view of portion B of FIG. 1;

FIG. 5 is a schematic view of the basic construction of the spray assembly;

fig. 6 is an enlarged view of a portion C of fig. 5.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of 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", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

As shown in fig. 1-6, the utility model relates to an electrostatic spraying device for plastic-coated steel pipes, comprising a frame 1, a bottom plate 2 hinged to one side of the upper part of the frame 1 through a hinge, a abdicating hole 11 arranged on one side of the frame 1, a cylinder 23 arranged on one side of the frame 1, a chute 21 arranged on the lower side of the bottom plate 2, a slider 22 slidably connected to the chute 21, a piston rod of the cylinder 23 passing through the abdicating hole 11 and hinged to the slider 22, two clamping devices 3 arranged on the upper side of the bottom plate 2, the clamping devices 3 comprising a vertical plate 31, the vertical plate 31 fixed to the upper side of the bottom plate 2, a collar 35 fixedly connected to the upper side of the vertical plate 31, a clamping pipe 4 rotatably connected to the collar 35, three threaded holes arranged on the clamping pipe 4 with the axis of the clamping pipe 4 as the center, a clamping member 5 arranged in each threaded hole, the clamping member 5 comprising a screw 51, the screw 51 connected to the threaded holes, a hand wheel 53 fixedly connected to one end of the screw 51, the other end of the screw rod 51 is rotatably connected with a clamping plate 52, and the screw rod 51 is rotated by a hand wheel 53, so that the steel pipe is clamped by the clamping plate 52. A first motor 32 is arranged on one side of the vertical plate 31, a first gear 33 is arranged on a main shaft of the first motor 32, a first toothed ring 34 is sleeved on the outer side of the clamping pipe 4, and the first toothed ring 34 is meshed with the first gear 33. Frame 1 top one side fixed connection spraying assembly 6, spraying assembly 6 includes vertical mounting panel 61 of fixing in frame 1, mounting panel 61 one side is equipped with the guiding hole, sliding connection guide bar 62 in the guiding hole, 62 one end fixed connection fixed block 63 of guide bar, connecting rod fixed connection shower nozzle 64 is passed through to fixed block 63 one side, mounting panel 61 one side is equipped with the counter bore, at counter bore internal rotation connection ring 65, ring 65 internal fixation connects screw-nut 66, fixed block 63 one side is rotated and is connected lead screw 67, lead screw 67 is at screw-nut 66 internal threaded connection, second motor 68 is equipped with on mounting panel 61 one side, the main shaft fixed connection second gear 69 of second motor 68, second ring 60 is cup jointed in the ring 65 outside, second ring 60 meshes with second gear 69 mutually.

When using, can drive shower nozzle 64 reciprocating motion through the second motor, carry out the spraying to the steel pipe inner wall, can press from both sides the steel pipe with the steel pipe clamp through clamping device and drive the steel pipe simultaneously and rotate, can change the inclination of bottom plate 2 through cylinder 23, thereby change the inclination of steel pipe, adjust the angle of the concrete slope of steel pipe according to the size of steel pipe internal diameter, even the interior plastic coating on the steel pipe wall flows like this and also can only be along the direction of steel pipe slope, be difficult to cause the inhomogeneous phenomenon of spraying like this, the quality of the product of further improvement.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an electrostatic spraying device of plastic-coated steel pipe which characterized in that: the clamping device comprises a frame, wherein one side above the frame is provided with two clamping devices through a hinged bottom plate, the upper side of the bottom plate is provided with a vertical plate, the vertical plate is fixed on the upper side of the bottom plate, the upper side of the vertical plate is fixedly connected with a lantern ring, the interior of the lantern ring is rotatably connected with a clamping pipe, the clamping pipe is provided with three threaded holes by taking the axis of the clamping pipe as the center, each threaded hole is internally provided with a clamping piece, one side of the vertical plate is provided with a first motor, a main shaft of the first motor is provided with a first gear, the outer side of the clamping pipe is sleeved with a first toothed ring, the first toothed ring is meshed with the first gear, and one side above the frame is fixedly connected with a spraying component.

2. The electrostatic spraying device for the plastic-coated steel pipe as claimed in claim 1, wherein: the air cylinder is arranged on one side of the rack, the sliding groove is formed in the lower side of the bottom plate, the sliding block is connected in the sliding groove in a sliding mode, and a piston rod of the air cylinder penetrates through the abdicating hole and is hinged to the sliding block.

3. The electrostatic spraying device for the plastic-coated steel pipe as claimed in claim 1, wherein: the clamping piece comprises a screw rod, the screw rod is in threaded connection in the threaded hole, one end of the screw rod is fixedly connected with the hand wheel, and the other end of the screw rod is rotatably connected with the clamping plate.

4. The electrostatic spraying device for the plastic-coated steel pipe as claimed in claim 1, wherein: the spraying assembly comprises a vertically fixed mounting plate on the rack, a guide hole is formed in one side of the mounting plate, a guide rod is slidably connected in the guide hole, one end of the guide rod is fixedly connected with a fixed block, and a spray head is fixedly connected to one side of the fixed block through a connecting rod.