Plastic-coated composite steel pipe shot blasting machine

Abstract

The utility model discloses a plastic-coated composite steel pipe shot blasting machine, which relates to the technical field of plastic-coated composite steel pipe production, and comprises a bottom plate, a pair of support plates fixedly connected to the upper surface of the bottom plate, a shot blasting machine sand blasting box fixedly connected to the upper surface of the bottom plate, and a first guide rod fixedly connected between the upper parts of the pair of support plates, a pair of sliding arms is slidably connected to the first guide rod, a second guide rod is fixedly connected between the lower portions of the pair of sliding arms, a pair of sliding blocks is slidably connected to the second guide rod, a chain is fixedly connected to the lower ends of the sliding blocks, limiting discs are fixedly connected to the lower end of the chain, supporting cylinders are fixedly connected to the opposite surfaces of the pair of limiting discs, and clamping assemblies are arranged on the supporting cylinders. The steel pipe body can be clamped by outwards moving the multiple positioning plates to press the inner surface of the end of the steel pipe body, the steel pipe body can be driven to penetrate through the shot blasting machine sand blasting box through movement of the sliding arms, and surface treatment of the steel pipe body can be completed by machining the surface of the steel pipe body through the shot blasting machine sand blasting box.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic-coated composite steel pipe production, in particular to a plastic-coated composite steel pipe shot blasting machine. Background Art

[0002] Plastic-coated steel pipe is a product that uses PE for hot-dip plastic or EP for internal and external coating. It has excellent corrosion resistance. At the same time, the coating itself has good electrical insulation, will not cause electrical corrosion, has low water absorption, high mechanical strength, and a small friction coefficient. It can achieve the purpose of long-term use and can effectively prevent damage to plant roots and soil environmental stress. It is easy to connect and maintain. Before the production and processing of plastic-coated pipes, the surface of the raw material steel pipe needs to be derusted and polished to improve the adhesion during spraying before painting and other processing procedures can be carried out. The shot blasting machine is a device that uses high-speed projectiles to clean or strengthen the surface of the workpiece. It is a pretreatment equipment for the surface treatment and painting of rigid structural parts. The main function of the shot blasting machine is to clean the rust on the surface of the workpiece and give the substrate surface a certain degree of roughness to improve the adhesion during spraying.

[0003] For example, in the utility model patent with announcement number CN205600523U, a new shot blasting machine is disclosed, including a frame, a shot blasting chamber inside the frame, a slide rail is provided on the top of the frame, a motor is provided on the slide rail, a hook is connected to the motor, a shot blasting motor group symmetrically arranged on the side of the frame, the shot blasting motor group is connected to the shot blasting chamber, closed doors are hinged on both sides of the front end surface of the frame, a grille plate is provided at the bottom of the shot blasting chamber, a recovery trough is provided at the bottom of the grille plate, and a recovery box is embedded in the recovery trough.

[0004] However, when the utility model is used, it is not convenient to process the surface of the steel pipe, and the use effect is not good. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a plastic-coated composite steel pipe shot blasting machine to solve the problems raised in the above-mentioned background technology.

[0006] The cam is constituted of a pair of support members, each of which is provided with a first end fixedly connected to the bottom surface of the base, and a second end of the pair of support members is provided with a first end fixedly connected to the bottom surface of the base, and a second end of the pair of support members is provided with a second end fixedly connected to the bottom surface of the base.

[0007] Preferably, the clamping assembly includes a first pair of drawing rods, which are rotatably connected between the limit plate and the inner surface of the support tube, and a plurality of sliding rods are fixedly connected between the limit plate and the inner surface of the support tube, and a pair of movable blocks are slidably connected to the sliding rods, and a pair of the movable blocks are threadedly connected to the first pair of drawing rods, and the side surfaces of the movable blocks are hinged with a plurality of pairs of evenly distributed movable rods, each pair of the movable rods are equal in size and parallel to each other, and the side surface of the support tube is provided with a plurality of strip openings, and the outer ends of every two pairs of the movable rods pass through the strip openings and are hinged to a positioning plate together, and the two pairs of movable rods hinged to the positioning plate are symmetrical to each other, and an anti-slip pad is fixedly connected to the outer surface of the positioning plate, and one end of the first pair of drawing rods passes through the limit plate and is fixedly connected to a rotating handle.

[0008] Preferably, a first motor is fixedly connected to the right surface of the right support plate, and the right end of the threaded rod passes through the support plate and is fixedly connected to the driving end of the first motor.

[0009] Preferably, a second motor is fixedly connected to the right surface of the right sliding arm, and the right end of the second pair of drawing rods passes through the sliding arm and is fixedly connected to the driving end of the second motor.

[0010] Preferably, the shot blasting machine sand blasting box matches the limiting plate.

[0011] Beneficial Effects

[0012] The utility model provides a plastic coated composite steel pipe shot blasting machine, which has the following beneficial effects:

[0013] 1. Steel pipes of different lengths can be fixed by adjusting the distance between a pair of clamping components;

[0014] 2. By moving multiple positioning plates outward to press the inner surface of the end of the steel pipe body, steel pipe bodies of different diameters can be clamped;

[0015] 3. The movement of the sliding arm can drive the steel pipe body to pass through the shot blasting box. The surface of the steel pipe body can be processed by the shot blasting box to complete the surface treatment of the steel pipe body. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is the front view of the utility model;

[0017] Figure 2 It is a left view of the utility model;

[0018] Figure 3 for Figure 1 A is an enlarged schematic diagram.

[0019] In the figure: 1, bottom plate; 2, support plate; 3, second motor; 4, first motor; 5, first guide rod; 6, sliding arm; 7, slider; 8, second guide rod; 9, second pair of drawing rods; 10, threaded rod; 11, chain; 12, shot blasting machine sandblasting box; 13, movable block; 14, first pair of drawing rods; 15, sliding rod; 16, strip mouth; 17, movable rod; 18, positioning plate; 19, anti-slip pad; 20, limit plate; 21, turning handle; 22, support tube; 32, steel pipe body. DETAILED DESCRIPTION

[0020] The technical solution of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] Directional terms mentioned in the present invention, such as "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., are only with reference to the directions shown in the drawings. The directional terms used are used to illustrate and understand the present invention, rather than to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0022] See also Figure 1-3The utility model provides a technical solution: a plastic coated composite steel pipe shot blasting machine, comprising a bottom plate 1, a pair of support plates 2 are fixedly connected to the upper surface of the bottom plate 1, a shot blasting box 12 is fixedly connected to the upper surface of the bottom plate 1 and located between the pair of support plates 2, a first guide rod 5 is fixedly connected between the upper parts of the pair of support plates 2, a threaded rod 10 is rotatably connected between the upper parts of the pair of support plates 2, a pair of sliding arms 6 are slidably connected to the first guide rod 5, a pair of sliding arms 6 are threadedly connected to the threaded rod 10, and a pair of sliding arms 6 are fixedly connected between the lower parts There is a second guide rod 8, a second pair of wire drawing rods 9 are rotatably connected between the lower parts of a pair of sliding arms 6, a pair of sliders 7 are slidably connected to the second guide rod 8, a pair of sliders 7 are threadedly connected to the second pair of wire drawing rods 9, a chain 11 is fixedly connected to the lower end of the slider 7, a limit plate 20 is fixedly connected to the lower end of the chain 11, and the opposite surfaces of the pair of limit plates 20 are fixedly connected to the support cylinder 22, and a clamping assembly is provided on the support cylinder 22; the clamping assembly includes a first pair of wire drawing rods 14, and the first pair of wire drawing rods 14 are rotatably connected to the limit plate 20 and the support cylinder 22 A plurality of slide bars 15 are fixedly connected between the inner surface of the limit plate 20 and the inner surface of the support tube 22, a pair of movable blocks 13 are slidably connected to the slide bars 15, a pair of movable blocks 13 are threadedly connected to the first pair of drawing rods 14, a plurality of pairs of evenly distributed movable bars 17 are hinged on the side surface of the movable blocks 13, each pair of movable bars 17 is equal in size and parallel to each other, a plurality of strip openings 16 are opened on the side surface of the support tube 22, the outer ends of each two pairs of movable bars 17 pass through the strip openings 16 and are jointly hinged with a positioning plate 18, which is hinged to the positioning plate 18 The two pairs of movable rods 17 are symmetrical to each other, and the outer surface of the positioning plate 18 is fixedly connected with an anti-slip pad 19. One end of the first pair of drawing rods 14 passes through the limit plate 20 and is fixedly connected with a turning handle 21; the right surface of the right support plate 2 is fixedly connected with the first motor 4, and the right end of the threaded rod 10 passes through the support plate 2 and is fixedly connected to the driving end of the first motor 4; the right surface of the right slide arm 6 is fixedly connected with the second motor 3, and the right end of the second pair of drawing rods 9 passes through the slide arm 6 and is fixedly connected to the driving end of the second motor 3; the shot blasting box 12 of the shot blasting machine is matched with the limit plate 20.

[0023] Through the personnel in this field, all the electrical components in this case are electrically connected to their corresponding power supplies, and a suitable controller should be selected according to the actual situation to meet the control requirements. The specific connection and control sequence should refer to the working sequence between the electrical components in the following working principle to complete the electrical connection. The detailed connection means are well-known technologies in this field. The following mainly introduces the working principle and process, and no longer explains the electrical control.

[0024] Embodiment: According to the specification attached Figure 1-3It can be known that when in use, starting the second motor 3 can drive the second pair of wire drawing rods 9 to rotate, and the rotation of the second pair of wire drawing rods 9 can drive the pair of sliders 7 to move toward or away from each other, and the distance between the pair of clamping components can be adjusted by moving the pair of sliders 7 toward or away from each other, and the distance between the pair of clamping components can be adjusted to fix steel pipes of different lengths, and the end of the steel pipe body 32 is put on the support tube 22 and the end of the steel pipe body 32 is in contact with the limit plate 20, and the rotation of the handle 21 can drive the first pair of wire drawing rods 14 to rotate, and the rotation of the first pair of wire drawing rods 14 can drive a pair of movable The blocks 13 move toward each other, and the movement of a pair of movable blocks 13 toward each other can drive multiple positioning plates 18 to move outward. By moving multiple positioning plates 18 outward to press the inner surface of the end of the steel pipe body 32, steel pipe bodies 32 of different diameters can be clamped. After the steel pipe body 32 is clamped, starting the first motor 4 can drive the threaded rod 10 to rotate, and the rotation of the threaded rod 10 can drive the slide arm 6 to move. The movement of the slide arm 6 can drive the steel pipe body 32 to pass through the shot blasting machine sand blasting box 12, and the surface of the steel pipe body 32 can be processed by the shot blasting machine sand blasting box 12 to complete the surface treatment of the steel pipe body 32.

[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 plastic coated composite steel pipe shot blasting machine, characterized in that: The invention comprises a bottom plate (1), a pair of support plates (2) are fixedly connected to the upper surface of the bottom plate (1), a shot blasting box (12) is fixedly connected to the upper surface of the bottom plate (1) and is located between the pair of support plates (2), a first guide rod (5) is fixedly connected between the upper parts of the pair of support plates (2), a threaded rod (10) is rotatably connected between the upper parts of the pair of support plates (2), a pair of sliding arms (6) are slidably connected to the first guide rod (5), the pair of sliding arms (6) are threadedly connected to the threaded rod (10), and the pair of sliding arms (6) are A second guide rod (8) is fixedly connected between the lower parts, a second pair of drawing rods (9) are rotatably connected between the lower parts of the pair of sliding arms (6), a pair of sliders (7) are slidably connected to the second guide rod (8), the pair of sliders (7) are threadedly connected to the second pair of drawing rods (9), the lower ends of the sliders (7) are fixedly connected to a chain (11), the lower ends of the chain (11) are fixedly connected to a limit plate (20), the facing surfaces of the pair of limit plates (20) are fixedly connected to a support tube (22), and a clamping assembly is provided on the support tube (22).

2. The plastic-coated composite steel pipe shot blasting machine according to claim 1, characterized in that: The clamping assembly comprises a first pair of wire drawing rods (14), the first pair of wire drawing rods (14) being rotatably connected between the limit plate (20) and the inner surface of the support tube (22), a plurality of sliding rods (15) being fixedly connected between the limit plate (20) and the inner surface of the support tube (22), a pair of movable blocks (13) being slidably connected to the sliding rods (15), a pair of the movable blocks (13) being threadedly connected to the first pair of wire drawing rods (14), and a plurality of pairs of evenly distributed movable rods (13) being hingedly connected to the side surfaces of the movable blocks (13) 17), each pair of the movable rods (17) are of equal size and parallel to each other, a plurality of strip-shaped openings (16) are provided on the side surface of the support tube (22), the outer ends of each two pairs of the movable rods (17) pass through the strip-shaped openings (16) and are hingedly connected to a positioning plate (18), the two pairs of the movable rods (17) hingedly connected to the positioning plate (18) are symmetrical to each other, an anti-slip pad (19) is fixedly connected to the outer surface of the positioning plate (18), and one end of the first pair of drawing rods (14) passes through the limit plate (20) and is fixedly connected to a rotating handle (21).

3. The plastic-coated composite steel pipe shot blasting machine according to claim 1, characterized in that: A first motor (4) is fixedly connected to the right surface of the right support plate (2), and the right end of the threaded rod (10) passes through the support plate (2) and is fixedly connected to the driving end of the first motor (4).

4. The plastic-coated composite steel pipe shot blasting machine according to claim 1, characterized in that: The right surface of the right sliding arm (6) is fixedly connected to a second motor (3), and the right end of the second pair of drawing rods (9) passes through the sliding arm (6) and is fixedly connected to the driving end of the second motor (3).

5. The plastic-coated composite steel pipe shot blasting machine according to claim 1, characterized in that: The shot blasting machine sand blasting box (12) matches the limiting plate (20).

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