Paint spraying equipment for inner wall of metal pipe

Abstract

The utility model relates to the technical field of metal pipe machining, and discloses a metal pipe inner wall paint spraying device which comprises a bottom plate and a metal pipe, side plates are fixedly installed on the two sides of the top of the bottom plate, electric sliding rails are fixedly installed on the inner sides of the two side plates, fixing blocks are fixedly installed on sliding blocks in the two electric sliding rails, and the metal pipe is arranged on the fixing blocks. The metal pipe is located between the two fixing blocks, storage grooves are formed in the side faces, close to the metal pipe, of the two fixing blocks correspondingly, hydraulic rods are fixedly installed in the two storage grooves correspondingly, clamping plates are fixedly installed at the telescopic ends of the two hydraulic rods correspondingly, the two clamping plates make contact with the two sides of the outer wall of the metal pipe correspondingly, and a through opening is formed in the middle of the top of the bottom plate. According to the paint spraying device, the clamped metal pipe is driven by the electric sliding rail to vertically move downwards along the rotating pipe, and then the motor is operated to drive the rotating pipe to rotate, so that the multiple spray heads on the top of the side wall of the rotating pipe can uniformly and orderly spray paint on the inner surface of the metal pipe.

Description

Technical Field

[0001] The utility model belongs to the technical field of metal pipe processing, in particular to a metal pipe inner wall spraying equipment. Background Art

[0002] Metal pipes are unparalleled in architectural decoration, mechanical manufacturing, steel structure engineering and glass curtain walls. They can be said to be indispensable materials and are very common in life. Pipes are necessary materials for construction projects. Commonly used ones include water pipes, drainage pipes, gas pipes, heating pipes, electrical conduits, rainwater pipes, etc. Metal pipes are materials that are often needed in modern production and life. In order to enhance the practicality of metal pipes, metal pipes are usually sprayed with paint. Paint can provide good protection for metal pipes. However, when spraying paint on the inner wall of the metal pipe, due to the small inner wall space of the metal pipe, common spraying paint equipment will be limited by space and cannot spray paint on the inner wall, resulting in greater difficulty in spraying paint on the inner wall of the metal pipe. In order to be able to evenly and orderly complete the spraying paint process on the inner wall of the metal pipe, the present application proposes a metal pipe inner wall spraying paint equipment. Utility Model Content

[0003] In order to solve the problems raised in the above-mentioned background technology, the utility model provides the following technical solutions: a metal pipe inner wall spraying equipment, comprising a bottom plate and a metal pipe, side plates are fixedly installed on both sides of the top of the bottom plate, electric slide rails are fixedly installed on the inner sides of the two side plates, fixed blocks are fixedly installed on the sliders in the two electric slide rails, the metal pipe is located between the two fixed blocks, storage grooves are opened on the sides of the two fixed blocks close to the metal pipe, hydraulic rods are fixedly installed in the two storage grooves, clamps are fixedly installed at the telescopic ends of the two hydraulic rods, the two clamps are respectively in contact with the two sides of the outer wall of the metal pipe, a through opening is opened at the middle position of the top of the bottom plate, bearings are fixedly installed at the top and bottom of the inner wall of the through opening, a rotating tube is fixedly inserted between the inner ring walls of the two bearings, the rotating tube is located directly below the metal pipe, a plurality of nozzles are fixedly installed on the top of the side wall of the rotating tube, a paint spraying tube is inserted in the rotating tube, and the top end of the paint spraying tube extends to the top end in the rotating tube and is connected with the plurality of nozzles.

[0004] Preferably, a groove is provided on one side of the inner wall of the through opening, a gear ring is fixedly installed on the outer wall of the rotating tube between the two bearings, a motor is fixedly installed at the bottom of the base plate, the output end of the motor extends into the groove, and a gear is fixedly installed at the output end of the motor, and the side wall of the gear extends into the through opening and is meshed with the side wall of the gear ring.

[0005] Preferably, one end of the paint spraying tube away from the spray head extends out from the bottom end of the rotating tube.

[0006] Preferably, the outer diameter of the rotating tube is smaller than the inner diameter of the metal tube, and the center of the rotating tube and the center of the metal tube are located on the same vertical axis.

[0007] Preferably, arc-shaped clamping grooves are provided on the sides of the two clamping plates close to the metal tube, and anti-slip grooves are provided on the inner walls of the two clamping grooves.

[0008] Preferably, a plurality of nozzles are arranged vertically on the top of the side wall of the rotating tube.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] The clamped metal tube is driven to move vertically downward along the rotating tube by an electric slide rail, and then the motor is operated to mesh and rotate the gear at its output end with the gear ring, thereby driving the rotating tube to rotate at a uniform speed in the opening on the bottom plate, so that the multiple nozzles on the top of the side wall of the rotating tube can spray paint on the inner surface of the metal tube evenly and orderly. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the cross-sectional structure of the connection between the gear and the rotating tube of the utility model;

[0014] Figure 3 This is a schematic diagram of the cross-sectional structure of the connection between the rotating tube and the paint spraying tube of the utility model;

[0015] Figure 4 It is a schematic diagram of a partial top-view cross-sectional structure of the utility model;

[0016] In the figure: 1. bottom plate; 2. side plate; 3. electric slide rail; 4. fixing block; 5. hydraulic rod; 6. clamping plate; 7. metal pipe; 8. through port; 9. bearing; 10. rotating pipe; 11. paint spray pipe; 12. nozzle; 13. gear ring; 14. groove; 15. motor; 16. gear. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0018] Depend on Figure 1-4 The utility model includes a bottom plate 1 and a metal tube 7. Side plates 2 are fixedly installed on both sides of the top of the bottom plate 1. Electric slide rails 3 are fixedly installed on the inner sides of the two side plates 2. Fixed blocks 4 are fixedly installed on the sliders in the two electric slide rails 3. The metal tube 7 is located between the two fixed blocks 4. Storage grooves are opened on the sides of the two fixed blocks 4 close to the metal tube 7. Hydraulic rods 5 are fixedly installed in the two storage grooves. Clamps 6 are fixedly installed at the telescopic ends of the two hydraulic rods 5. The two clamps 6 are respectively in contact with the two sides of the outer wall of the metal tube 7. A through hole 8 is opened in the middle position of the top of the bottom plate 1. Bearings 9 are fixedly installed on the top and bottom of the inner wall of the through hole 8. A rotating tube 10 is fixedly inserted between the inner circle walls. The rotating tube 10 is located directly below the metal tube 7. A plurality of nozzles 12 are fixedly installed on the top of the side wall of the rotating tube 10. A paint spraying tube 11 is inserted in the rotating tube 10. The top of the paint spraying tube 11 extends to the top of the rotating tube 10 and is connected to the plurality of nozzles 12. The hydraulic rods 5 in the two fixed blocks 4 are controlled to push the clamping plates 6 to clamp the two sides of the metal tube 7 respectively, and then the electric slide rails 3 are controlled to drive the fixed blocks 4 to move downward, so that the clamped metal tube 7 is sleeved on the rotating rotating tube 10. As the metal tube 7 gradually moves downward, the plurality of nozzles 12 on the top of the side wall of the rotating tube 10 can spray paint on the inner wall of the metal tube 7.

[0019] At the same time, a groove 14 is opened on one side of the inner wall of the through-port 8, a gear ring 13 is fixedly installed on the outer wall of the rotating tube 10 located between the two bearings 9, a motor 15 is fixedly installed at the bottom of the base plate 1, the output end of the motor 15 extends into the groove 14, and a gear 16 is fixedly installed at the output end of the motor 15, the side wall of the gear 16 extends into the through-port 8 and is meshed with the side wall of the gear ring 13, and by running the motor 15, the gear 16 at the output end is meshed and transmitted with the gear ring 13 on the outer wall of the rotating tube 10, thereby driving the rotating tube 10 to rotate.

[0020] In addition, one end of the paint spraying tube 11 away from the spray head 12 extends out from the bottom end of the rotating tube 10 .

[0021] Furthermore, the outer diameter of the rotating tube 10 is smaller than the inner diameter of the metal tube 7 , and the center of the rotating tube 10 and the center of the metal tube 7 are located on the same vertical axis, so that the metal tube 7 can be accurately sleeved on the outside of the rotating tube 10 .

[0022] Furthermore, arc-shaped clamping grooves are provided on the sides of the two clamping plates 6 close to the metal tube 7, and anti-slip grooves are provided on the inner walls of the two clamping grooves, so that the metal tube 7 can be clamped more stably.

[0023] In addition, a plurality of spray heads 12 are vertically arranged on the top of the side wall of the rotating tube 10 , so that the paint sprayed from the spray heads 12 can evenly cover the inner wall of the metal tube 7 .

[0024] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A metal pipe inner wall spraying device, comprising a base plate (1) and a metal pipe (7), characterized in that: Side plates (2) are fixedly installed on both sides of the top of the bottom plate (1), electric slide rails (3) are fixedly installed on the inner sides of the two side plates (2), fixed blocks (4) are fixedly installed on the sliders in the two electric slide rails (3), the metal tube (7) is located between the two fixed blocks (4), and storage grooves are opened on the sides of the two fixed blocks (4) close to the metal tube (7), and hydraulic rods (5) are fixedly installed in the two storage grooves, and clamping plates (6) are fixedly installed on the telescopic ends of the two hydraulic rods (5), and the two clamping plates (6) are respectively connected to the outer wall of the metal tube (7). The bottom plate (1) is in contact with the metal tube (7), a through opening (8) is provided at the middle position of the top of the bottom plate (1), bearings (9) are fixedly installed at the top and bottom of the inner wall of the through opening (8), a rotating tube (10) is fixedly inserted between the inner ring walls of the two bearings (9), the rotating tube (10) is located directly below the metal tube (7), a plurality of nozzles (12) are fixedly installed at the top of the side wall of the rotating tube (10), a paint spraying tube (11) is inserted in the rotating tube (10), and the top end of the paint spraying tube (11) extends to the top end of the rotating tube (10) and is connected to the plurality of nozzles (12).

2. The metal pipe inner wall painting equipment according to claim 1, characterized in that: A groove (14) is provided on one side of the inner wall of the through opening (8); a gear ring (13) is fixedly mounted on the outer wall of the rotating tube (10) between the two bearings (9); a motor (15) is fixedly mounted on the bottom of the base plate (1); the output end of the motor (15) extends into the groove (14); a gear (16) is fixedly mounted on the output end of the motor (15); the side wall of the gear (16) extends into the through opening (8) and is meshedly connected with the side wall of the gear ring (13).

3. The metal pipe inner wall painting equipment according to claim 1, characterized in that: One end of the paint spraying tube (11) away from the spray head (12) extends out from the bottom end of the rotating tube (10).

4. The metal pipe inner wall spraying equipment according to claim 1, characterized in that: The outer diameter of the rotating tube (10) is smaller than the inner diameter of the metal tube (7), and the center of the rotating tube (10) and the center of the metal tube (7) are located on the same vertical axis.

5. The metal pipe inner wall painting equipment according to claim 1, characterized in that: The sides of the two clamping plates (6) close to the metal pipe (7) are both provided with arc-shaped clamping grooves, and the inner walls of the two clamping grooves are both provided with anti-slip patterns.

6. The metal pipe inner wall spraying equipment according to claim 1, characterized in that: The plurality of nozzles (12) are arranged vertically on the top of the side wall of the rotating tube (10).

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