Polishing and film covering device for oxidation resistance of zinc layer on surface of galvanized steel pipe

Abstract

The utility model provides a polishing and laminating device for antioxidation of a zinc layer on the surface of a galvanized steel pipe, which belongs to the technical field of production of galvanized steel pipes and comprises a base, a mounting seat fixedly connected to the top wall of the base, a support fixedly connected to the top wall of the base, and a driving motor fixedly connected to the top wall of the mounting seat. According to the utility model, the driven belt pulley drives the driven gear and the fine polishing disk or the rough polishing disk to rotate, and the fine polishing disk and the rough polishing disk revolve along with the driven belt pulley through the driven gear and rotate through meshing between the driven gear and the fixed gear; by means of the operation, the surface of the polishing disc can be subjected to uniform force, meanwhile, the contact area can be increased, the pipeline can be rapidly polished, the polishing efficiency is improved, and the problem that in the prior art, polishing of the surface of a steel pipe is not uniform is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to galvanized steel pipe production technical field, specifically, relate to a kind of for the zinc layer oxidation resistance of galvanized steel pipe surface polishing film coating device. BACKGROUND

[0002] Galvanized steel pipe refers to the steel pipe surface processing and plating a layer of zinc, this process is to prevent steel pipe rust and prolong the service life of steel pipe.Usually galvanized steel pipe is handled by hot-dip galvanizing or electroplating zinc method, wherein hot-dip galvanizing is immersed in molten zinc, and electroplating zinc is formed by electrochemical method on the surface of steel pipe zinc plating layer, prevent steel pipe corrosion, prolong the service life of steel pipe, and polishing film coating is carried out outside zinc plating layer to avoid zinc passivation of galvanized steel pipe due to high air humidity weather during transportation.

[0003] The existing galvanized steel pipe needs to be repeatedly cleaned, polished and finally coated when polishing film coating, and the coating effect is poor, and in addition, the existing steel pipe is only polished by simple polishing disc on the surface of galvanized steel pipe, so that the surface of steel pipe is not uniformly polished, such as uneven thickness of steel pipe polishing, uneven surface, etc.

[0004] Therefore, a polishing film coating device for zinc layer oxidation resistance of galvanized steel pipe surface is needed to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of for the zinc layer oxidation resistance of galvanized steel pipe surface polishing film coating device, to solve the problems presented in the above background art.

[0006] To achieve the above-mentioned purposes, the utility model provides the following technical solutions:

[0007] A polishing film coating device for zinc layer oxidation resistance of galvanized steel pipe surface, comprising a base, the top wall of the base is fixedly connected with a mounting seat, the top wall of the base is fixedly connected with a support frame, further comprising:

[0008] A drive motor is fixedly connected to the top wall of the mounting seat, the output end of the drive motor is fixedly connected with a rotating rod, and the outer wall of the rotating rod is fixedly connected with symmetrically distributed drive pulleys;

[0009] The polishing assembly is provided with a conveying pipe fixedly connected to the inner wall of the support frame, the outer wall of the conveying pipe is fixedly connected with symmetrical fixed gears, the outer wall of the conveying pipe is fixedly connected with symmetrical fixed discs, the inner wall of the fixed disc is rotatably connected with uniformly distributed rolling balls, the outer wall of the rolling ball is rotatably connected with a rotating disc, the inner wall of the rotating disc is rotatably connected with symmetrical driven gears, the inner wall of the driven gear on the front side is fixedly connected with a fine polishing disc, and the inner wall of the driven gear on the rear side is fixedly connected with a rough polishing disc.

[0010] The wax spraying assembly is arranged on the inner wall of the support frame.

[0011] As a preferred technical scheme of the present application, the wax spraying assembly comprises a concave frame fixedly connected to the inner wall of the support frame, the outer wall of the concave frame is fixedly connected with symmetrical circular conveying pipes, the inner wall of the circular conveying pipe is fixedly connected with a wax injection pipe, and the inner wall of the circular conveying pipe is fixedly connected with uniformly distributed wax spraying pipes.

[0012] As a preferred technical scheme of the present application, the outer wall of the wax spraying pipe on the front side is fixedly connected with an auxiliary pipe, and the outer wall of the wax spraying pipe on the rear side is fixedly connected with the inner wall of the conveying pipe.

[0013] As a preferred technical scheme of the present application, the inner wall of the conveying pipe and the auxiliary pipe is rotatably connected with uniformly distributed guide wheels.

[0014] As a preferred technical scheme of the present application, the outer wall of the rotating disc is fixedly connected with a driven pulley, and the driven pulley is connected with a driving pulley through a belt body.

[0015] Compared with the prior art, the present application has the following beneficial effects:

[0016] In the scheme of the present application:

[0017] 1. The rough polishing disc is arranged to preferentially polish the surface of the steel pipe, so that dust, stains and other impurities on the surface of the steel pipe are preferentially cleaned, laying a foundation for wax coating and fine polishing, and then the final polishing is performed through fine polishing, the fine polishing and the rough polishing both heat the steel pipe, the heat of the steel pipe melts the polishing wax sprayed on the surface of the steel pipe by the wax spraying pipe, so that the film coating effect of the steel pipe is realized, the wax used in the fine polishing is fine wax with low melting temperature, the polishing wax used in the rough polishing is slightly rough, which facilitates the uniform melting and adhesion of the polishing wax on the surface of the pipe, the double-layer wax spraying film coating can effectively isolate the humid air and protect the zinc layer, and delay the oxidation of the zinc layer, so that the problem of complicated film coating process and poor film coating effect of the galvanized steel pipe in the prior art is solved.

[0018] 2. The driven gear is driven by the driven pulley, and the fine polishing disc and the rough polishing disc are rotated, the fine polishing disc and the rough polishing disc rotate around the driven pulley and rotate around the driven gear through the meshing between the driven gear and the fixed gear, so that the polishing operation of the pipe is combined with rotation and rotation, which can make the surface of the polishing disc receive uniform force, and at the same time, the contact area is improved, the pipe is polished quickly, the polishing efficiency is improved, and the problem of uneven polishing of the surface of the steel pipe in the prior art is solved. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 The overall structure schematic diagram of the polishing film device for preventing zinc layer of galvanized steel pipe surface from being oxidized is provided.

[0020] Figure 2 The front view of the polishing film device for preventing zinc layer of galvanized steel pipe surface from being oxidized is provided.

[0021] Figure 3 The conveying pipe part structure schematic diagram of the polishing film device for preventing zinc layer of galvanized steel pipe surface from being oxidized is provided.

[0022] Figure 4 The fixed gear part structure schematic diagram of the polishing film device for preventing zinc layer of galvanized steel pipe surface from being oxidized is provided.

[0023] Figure 5 The rotating disc section view of the polishing film device for preventing zinc layer of galvanized steel pipe surface from being oxidized is provided.

[0024] Figure 6 The conveying pipe internal structure schematic diagram of the polishing film device for preventing zinc layer of galvanized steel pipe surface from being oxidized is provided.

[0025] Figure 7 The concave frame part structure schematic diagram of the polishing film device for preventing zinc layer of galvanized steel pipe surface from being oxidized is provided.

[0026] Figure 8 The circular conveying pipe part structure schematic diagram of the polishing film device for preventing zinc layer of galvanized steel pipe surface from being oxidized is provided.

[0027] Indications in the figure:

[0028] 1, base; 2, mounting seat; 3, support frame; 4, drive motor; 5, drive pulley; 6, wax injection pipe; 7, driven pulley; 8, belt body; 9, conveying pipe; 10, rotary disc; 11, wax injection pipe; 12, fixed gear; 13, driven gear; 14, delicate polishing disc; 15, fixed disc; 16, ball; 17, guide wheel; 18, concave frame; 19, circular conveying pipe; 20, auxiliary pipe; 21, rough polishing disc; 22, rotating rod. DETAILED DESCRIPTION

[0029] To make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments.

[0030] As Figures 1-8 shown, the polishing film device for preventing zinc layer on surface of galvanized steel pipe from oxidizing provided by the embodiment comprises a base 1, the top wall of the base 1 is fixedly connected with a mounting seat 2, the top wall of the base 1 is fixedly connected with a support frame 3, the support frame 3 provides core stability for the equipment, and the polishing film device further comprises:

[0031] A drive motor 4 is fixedly connected to the top wall of the mounting seat 2, the output end of the drive motor 4 is fixedly connected with a rotating rod 22, the outer wall of the rotating rod 22 is fixedly connected with symmetrically distributed drive pulleys 5, the rotating rod 22 is driven to rotate by the output end of the drive motor 4, and then the drive pulleys 5 are driven to rotate;

[0032] The rotating polishing assembly comprises a conveying pipe 9 fixedly connected to the inner wall of the support frame 3, the outer wall of the conveying pipe 9 is fixedly connected with symmetrically distributed fixed gears 12, the outer wall of the conveying pipe 9 is fixedly connected with symmetrically distributed fixed discs 15, the inner wall of the fixed disc 15 is rotatably connected with uniformly distributed balls 16, the outer wall of the ball 16 is rotatably connected with a rotary disc 10, the inner wall of the rotary disc 10 is rotatably connected with symmetrically distributed driven gears 13, the inner wall of the front driven gear 13 is fixedly connected with a delicate polishing disc 14, and the inner wall of the rear driven gear 13 is fixedly connected with a rough polishing disc 21, the driven pulley 7 rotates in the fixed disc 15 through the ball 16, the rotation of the rotary disc 10 drives the driven gear 13 to rotate, thereby driving the delicate polishing disc 14 and the rough polishing disc 21 to rotate simultaneously, the rotation track is revolution, and the driven gear 13 and the fixed gear 12 are meshed to drive, so that the delicate polishing disc 14 and the rough polishing disc 21 rotate, thereby realizing the synchronous revolution and rotation of the delicate polishing disc 14 and the rough polishing disc 21 to uniformly polish the steel pipe, the revolution accelerates the polishing area of the steel pipe in the priority time, thereby improving the polishing efficiency, and the rough polishing disc 21 can clean dust, oil stains and other impurities on the surface of the zinc layer, thereby providing a basis for subsequent wax injection and polishing.

[0033] The wax spraying assembly is arranged on the inner wall of the support frame 3 .

[0034] like Figures 7-8 As shown, as a preferred embodiment, on the basis of the above method, further, the wax spraying assembly includes a concave frame 18 fixedly connected to the inner wall of the support frame 3, the outer wall of the concave frame 18 is fixedly connected with a symmetrically distributed circular delivery pipe 19, the inner wall of the circular delivery pipe 19 is fixedly connected with a wax injection pipe 6, and the inner wall of the circular delivery pipe 19 is fixedly connected with a uniformly distributed wax spraying pipe 11. After fine polishing and rough polishing, the spray wax will be transported to the inside of the circular delivery pipe 19 through the wax injection pipe 6, and sprayed out through the wax spraying pipe 11 to adhere to the outer wall of the steel pipe, and the polishing wax is melted by the heat generated by friction during polishing so that the polishing wax is evenly adhered to the surface of the steel pipe.

[0035] like Figure 1 As shown, as a preferred embodiment, on the basis of the above method, further, the outer wall of the wax spraying pipe 11 on the front side is fixedly connected with an auxiliary pipe 20, and the outer wall of the wax spraying pipe 11 on the rear side is fixedly connected to the inner wall of the conveying pipe 9. The polishing wax sprayed from the front side is slightly rough, and the polishing wax sprayed from the rear side is fine wax. The melting temperature of rough polishing is low and low-temperature wax is used. Fine polishing is performed based on the initial temperature. The properties of the two waxes are the same after melting and there will be no impact. The wax film is used to isolate the moist air to protect the zinc layer and delay the oxidation of the zinc layer.

[0036] like Figure 6 As shown, as a preferred embodiment, on the basis of the above method, further, the inner walls of the conveying pipe 9 and the auxiliary pipe 20 are both rotatably connected with evenly distributed guide wheels 17, which facilitate pipeline transportation through the guide wheels 17.

[0037] like Figures 1-2 As shown, as a preferred embodiment, on the basis of the above method, further, the outer wall of the turntable 10 is fixedly connected to a driven pulley 7, and the driven pulley 7 is connected to the driving pulley 5 through the belt body 8. The output end of the driving motor 4 drives the rotating rod 22 to rotate, and then drives the driving pulley 5 to rotate. The rotation of the driving pulley 5 drives the belt body 8 and the driven pulley 7 to rotate.

[0038] Specifically, the polishing film device for preventing zinc layer of galvanized steel pipe from being oxidized is used as follows: firstly, the driving motor 4 drives the rotating rod 22 to rotate, and then drives the driving belt pulley 5 to rotate, the driving belt pulley 5 drives the belt body 8 and the driven belt pulley 7 to rotate, the driven belt pulley 7 rotates in the fixed disc 15 through the ball 16, the rotating disc 10 drives the driven gear 13 to rotate, and then drives the exquisite polishing disc 14 and the rough polishing disc 21 to rotate simultaneously, the rotating track is revolution, and the exquisite polishing disc 14 and the rough polishing disc 21 are driven to rotate by the meshing transmission between the driven gear 13 and the fixed gear 12, so that the exquisite polishing disc 14 and the rough polishing disc 21 are driven to rotate simultaneously to realize uniform polishing of the steel pipe, at the same time, the revolution accelerates the polishing area of the steel pipe in the priority time, so as to improve the polishing efficiency, the rough polishing disc 21 can clean the dust, oil stains and other impurities on the surface of the zinc layer, and provide a basis for subsequent wax spraying and polishing, the exquisite polishing and the rough polishing are both sprayed with wax through the wax injection pipe 6 to the inside of the circular conveying pipe 19, and then the wax is sprayed out of the steel pipe outer wall through the wax spraying pipe 11, and then the wax is melted by the heat generated by friction during polishing, so that the polishing wax is uniformly attached to the surface of the steel pipe, the polishing wax for rough polishing is slightly rough, the exquisite polishing wax is fine, the melting temperature of the rough polishing wax is low, and the low-temperature wax is used, the exquisite polishing is polished based on the initial temperature, the properties of the two kinds of wax after melting are consistent, and there is no influence, the wax film is used to isolate the humid air and protect the zinc layer, and the oxidation of the zinc layer is delayed.

[0039] The above examples are only used to illustrate the technical solutions described in the utility model and not to limit the utility model, although the utility model has been described in detail with reference to the above-mentioned embodiments, the utility model is not limited to the above-mentioned specific embodiments, therefore, any modification or equivalent replacement of the utility model, and all technical solutions and improvements without departing from the spirit and scope of the application are all covered in the scope of the claims of the utility model.

Claims

1. A polishing film device for anti-oxidation of the zinc layer on the surface of a galvanized steel pipe, comprising a base (1), characterized in that, The base (1) top wall is fixedly connected with a mounting seat (2), the base (1) top wall is fixedly connected with a support frame (3), further comprising: A drive motor (4) is fixedly connected to the top wall of the mounting seat (2), and the output end of the drive motor (4) is fixedly connected with a rotating rod (22), and the outer wall of the rotating rod (22) is fixedly connected with symmetrically distributed drive belt pulleys (5); A rotating polishing assembly, the rotating polishing assembly comprises a conveying pipe (9) fixedly connected to the inner wall of the support frame (3), the outer wall of the conveying pipe (9) is fixedly connected with symmetrically distributed fixed gears (12), the outer wall of the conveying pipe (9) is fixedly connected with symmetrically distributed fixed discs (15), the inner wall of the fixed disc (15) is rotatably connected with uniformly distributed balls (16), the outer wall of the ball (16) is rotatably connected with a rotating disc (10), the inner wall of the rotating disc (10) is rotatably connected with symmetrically distributed driven gears (13), the inner wall of the driven gear (13) on the front side is fixedly connected with a delicate polishing disc (14), and the inner wall of the driven gear (13) on the rear side is fixedly connected with a rough polishing disc (21); A wax spraying assembly is arranged on the inner wall of the support frame (3).

2. The polishing film device for preventing oxidation of the zinc layer on the surface of a galvanized steel pipe according to claim 1, characterized in that, The wax spraying assembly comprises a concave frame (18) fixedly connected to the inner wall of the support frame (3), the outer wall of the concave frame (18) is fixedly connected with symmetrically distributed circular conveying pipes (19), the inner wall of the circular conveying pipe (19) is fixedly connected with a wax injection pipe (6), and the inner wall of the circular conveying pipe (19) is fixedly connected with uniformly distributed wax spraying pipes (11).

3. The polishing film device for preventing oxidation of the zinc layer on the surface of a galvanized steel pipe according to claim 2, characterized in that, The outer wall of the wax spraying pipe (11) on the front side is fixedly connected with an auxiliary pipe (20), and the outer wall of the wax spraying pipe (11) on the rear side is fixedly connected with the inner wall of the conveying pipe (9).

4. The polishing film device for preventing oxidation of the zinc layer on the surface of a galvanized steel pipe according to claim 1, characterized in that, The inner walls of the conveying pipe (9) and the auxiliary pipe (20) are rotatably connected with uniformly distributed guide wheels (17).

5. The polishing film device for preventing oxidation of the zinc layer on the surface of a galvanized steel pipe according to claim 1, characterized in that, The outer wall of the rotating disc (10) is fixedly connected with a driven belt pulley (7), and the driven belt pulley (7) is connected with the drive belt pulley (5) through a belt body (8).

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