Rust removal device for oxide layer on surface of metal product

Abstract

The utility model discloses a metal product surface oxide layer derusting device which comprises a pickling tank, two sets of supporting legs are welded and fixed to the two sides of the bottom of the pickling tank, an emptying pipe is fixedly installed on the right side wall of the pickling tank, and meanwhile the upper portion of the emptying pipe is fixedly connected with a fixing plate through two sets of bolts. The top of the fixing plate is fixedly welded to the adjusting base, a locking piece is fixedly arranged above the adjusting base, and a positioning area is formed in the locking piece. And a metal product placing frame is arranged in the pickling tank. According to the rust removal device for the oxide layer on the surface of the metal product, the positioning strip penetrates through the containing opening to be clamped in the containing opening, the metal product containing frame is submerged in acid pickling rust removal liquid contained in the acid pickling tank, rust removal work is completed, in the whole rust removal work process, the hands cannot make contact with the acid pickling rust removal liquid, the hands are protected, and the rust removal efficiency is improved. And meanwhile, rapid acid pickling and rust removing work on the metal parts is completed.

Description

Technical Field

[0001] The utility model relates to a field, in particular to a device for removing rust from an oxide layer on the surface of a metal product. Background Art

[0002] The methods for removing rust from the surface of metal products are as follows:

[0003] 1. Mechanical rust removal: With the help of small motors, pneumatic tools such as angle grinding wheels, grinders, etc., rust and dirt are removed by impact and abrasive action; mechanical rust removal has high efficiency and is widely used in construction sites;

[0004] 2. Sandblasting for rust removal: It is a method with high rust removal efficiency and good quality. It is a relatively thorough method for rust removal, which can remove all impurities and rust layers adhering to the metal surface. The surface treated by sandblasting provides good mechanical adhesion to the coating. Sandblasting treatment includes dry sandblasting, wet sandblasting, closed dust-free sandblasting, shot blasting and high-pressure water sandblasting.

[0005] 3. Chemical rust removal: This method is particularly suitable for workpieces with complex shapes and structures. It should be noted that the quality of the substrate itself and the construction requirements are different. The metal is placed in an acid solution for immersion washing, so that the acid solution reacts chemically with the oxide on the metal surface to achieve the purpose of rust removal.

[0006] During the chemical rust removal process: hands are easily exposed to the pickling solution, which generally contains hydrochloric acid and sulfuric acid, which can cause corrosion to the hands of workers. Utility Model Content

[0007] The utility model aims to provide a device for removing rust from the oxide layer on the surface of a metal product, so as to solve the defects mentioned in the above-mentioned background technology.

[0008] To achieve the above-mentioned purpose, a device for removing rust from the oxide layer on the surface of a metal product is provided, comprising a pickling tank, two sets of supporting feet are welded and fixed on both sides of the bottom of the pickling tank, and a drain pipe is fixedly installed on the right wall of the pickling tank, and the upper position of the drain pipe is fixedly connected to a fixing plate by two sets of bolts, and the top of the fixing plate is welded and fixed to an adjustment seat, a locking plate is fixedly arranged above the adjustment seat, and a positioning area is provided on the locking plate;

[0009] A metal product placement frame is arranged inside the pickling tank, and the tops of both sides of the metal product placement frame are screwed with fixed columns, and at the same time, one end of the column away from the side plate is welded and fixed to the positioning bar, and the pickling and rust removal liquid is contained inside the pickling tank.

[0010] Preferably, the locking plates are arranged in two groups and are respectively installed on both sides of the pickling tank, and three groups of positioning areas are provided on the two groups of locking plates, and the distances between two adjacent groups of positioning areas are consistent.

[0011] Preferably, the positioning area includes a receiving opening, and an end of the receiving opening is connected to the positioning hole, and the receiving opening and the positioning hole are arranged in an "L" shape.

[0012] Preferably, the height of the accommodating opening is consistent with the depth of the positioning hole, and the size of the positioning hole is matched with the size of the positioning strip, and the positioning strip passes through the accommodating opening and is clamped in the interior of the positioning hole.

[0013] Preferably, the column and the positioning strip are combined together to form an "L"-shaped arrangement, and a rectangular opening is provided in the middle of the column.

[0014] Preferably, the metal product placement frame is positioned and installed inside the pickling tank through an adjustment seat and a positioning bar, and the metal product placement frame includes a bottom plate, and the end of the bottom plate is fixed to the side plate, and multiple groups of side holes are evenly opened on the surface of the side plate, and multiple groups of bottom holes are evenly opened on the surface of the bottom plate.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The positioning bar passes through the receiving port and is clamped inside the receiving port, and the metal product placement frame is submerged in the pickling and rust removal liquid contained in the pickling tank to complete the rust removal work. During the entire rust removal process, the hands will not come into contact with the pickling and rust removal liquid, and the hands are protected, while the pickling and rust removal work of the metal parts is completed quickly;

[0017] Three groups of positioning areas are provided on both groups of locking plates; the metal product placement frame is submerged in the pickling and rust removal liquid contained in the pickling tank. The setting of the three groups of positioning areas can divide the depth of the metal product placement frame submerged in the pickling tank into three levels, which can be adapted to place metal parts of different heights and sizes inside the metal product placement frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the front view of the structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the locking piece of the utility model;

[0020] Figure 3 The utility model structure Figure 1 axonometric drawing;

[0021] Figure 4 The utility model structure Figure 1 A front view of

[0022] Figure 5 The utility model is a schematic diagram of a metal product placement frame submerged in a pickling tank.

[0023] Numbers in the figure: 1. Pickling tank; 2. Support foot; 3. Drain pipe; 4. Adjustment seat; 5. Fixing plate; 6. Locking plate; 7. Positioning area; 71. Receiving opening; 72. Positioning hole; 8. Metal product placement frame; 9. Bottom plate; 91. Bottom hole; 10. Side plate; 101. Side hole; 11. Column; 3. Drain pipe; 12. Opening; 13. Positioning strip. DETAILED DESCRIPTION

[0024] See also Figure 1-5 The utility model provides a rust removal device for the oxide layer on the surface of a metal product, comprising a pickling tank 1, two sets of supporting legs 2 are welded and fixed on both sides of the bottom of the pickling tank 1, and an emptying pipe 3 is fixedly installed on the right side wall of the pickling tank 1, and the upper position of the emptying pipe 3 is fixedly connected to a fixing plate 5 by two sets of bolts, and the top of the fixing plate 5 is welded and fixed to an adjusting seat 4, a locking plate 6 is fixedly arranged above the adjusting seat 4, and a positioning area 7 is provided on the locking plate 6;

[0025] A metal product placement frame 8 is arranged inside the pickling tank 1, and the tops of both sides of the metal product placement frame 8 are screwed to fixed columns 11, and at the same time, one end of the column 11 away from the side plate 10 is welded and fixed to the positioning bar 13, and the pickling tank 1 contains pickling and rust removal liquid.

[0026] Working principle: Place the metal parts that need to be derusted inside the metal product placement frame 8. The staff holds the positioning bar 13, passes the positioning bar 13 through the accommodating port 71 and clamps it inside the accommodating port 71, and submerges the metal product placement frame 8 in the pickling and rust-removing liquid contained in the pickling tank 1 to complete the rust removal work. During the entire rust removal process, the hands will not come into contact with the pickling and rust-removing liquid, and the hands are protected. At the same time, the metal parts are quickly pickled and rust-removed; the end of the drain pipe 3 is connected to the external drain pipe through a joint, so that the valve on the drain pipe can be opened to release and recover the liquid inside the pickling tank 1.

[0027] As a preferred embodiment, the locking plates 6 are provided in two groups and are respectively installed on both sides of the pickling tank 1 , and three groups of positioning areas 7 are provided on the two groups of locking plates 6 , and the distances between two adjacent groups of positioning areas 7 are consistent.

[0028] like Figure 1-4 As shown: three groups of positioning areas 7 are provided on the two groups of locking plates 6; the metal product placement frame 8 is submerged in the pickling and rust removal liquid contained in the pickling tank 1. The setting of the three groups of positioning areas 7 can divide the depth of the metal product placement frame 8 submerged in the pickling tank 1 into three levels, which can be adapted to place metal parts of different heights and sizes inside the metal product placement frame 8.

[0029] As a preferred embodiment, the positioning area 7 includes a receiving opening 71, and the end of the receiving opening 71 is connected to the positioning hole 72, and the receiving opening 71 and the positioning hole 72 are arranged in an "L" shape.

[0030] The height of the accommodating opening 71 is consistent with the depth of the positioning hole 72 , and the size of the positioning hole 72 is matched with the size of the positioning strip 13 . Meanwhile, the positioning strip 13 passes through the accommodating opening 71 and is clamped in the interior of the positioning hole 72 .

[0031] like Figure 1-5 As shown: the positioning bar 13 passes through the accommodating opening 71 and is clamped inside the positioning hole 72; the cross-sections of the positioning bar 13 and the positioning hole 72 are both rectangular structures, so that when the positioning bar 13 is inserted into the positioning hole 72, the metal product placement frame 8 will not shake.

[0032] As a preferred embodiment, the column 11 and the positioning strip 13 are combined together to form an "L"-shaped arrangement, and a rectangular opening 12 is provided in the middle of the column 11.

[0033] The metal product placement frame 8 is positioned and installed inside the pickling tank 1 through the adjustment seat 4 and the positioning strip 13, and the metal product placement frame 8 includes a bottom plate 9, and the end of the bottom plate 9 is fixed to the side plate 10, and a plurality of side holes 101 are evenly opened on the surface of the side plate 10, and a plurality of bottom holes 91 are evenly opened on the surface of the bottom plate 9.

[0034] The bottom hole 91 and the side hole 101 are arranged so that the metal product placement frame 8 can move downward and be placed inside the pickling tank 1. The acid inside the pickling tank 1 can enter the metal product placement frame 8 through the bottom hole 91 and the side hole 101 to pickle the metal parts inside the metal product placement frame 8.

[0035] The rust material fallen off the metal product stays inside the metal product placement frame 8 and enters the pickling tank 1 as little as possible, ensuring the cleanliness of the pickling liquid inside the pickling tank 1; the pickling liquid for metal rust removal can be directly purchased on the market.

Claims

1. A device for removing rust from the oxide layer on the surface of a metal product, comprising a pickling tank (1), characterized in that: Two sets of supporting legs (2) are welded and fixed on both sides of the bottom of the pickling tank (1), and a drain pipe (3) is fixedly installed on the right side wall of the pickling tank (1), and the upper part of the drain pipe (3) is fixedly connected to the fixing plate (5) by two sets of bolts, and the top of the fixing plate (5) is welded and fixed to the adjustment seat (4), and a locking plate (6) is fixedly arranged above the adjustment seat (4), and a positioning area (7) is provided on the locking plate (6); A metal product placement frame (8) is arranged inside the pickling tank (1), and the tops of both sides of the metal product placement frame (8) are screwed to fixed columns (11), and at the same time, one end of the column (11) away from the side plate (10) is welded and fixed to the positioning bar (13), and the pickling tank (1) contains pickling and rust removal liquid.

2. The device for removing rust from the oxide layer on the surface of a metal product according to claim 1, characterized in that: The locking plates (6) are arranged in two groups and are respectively installed on two sides of the pickling tank (1), and three groups of positioning areas (7) are provided on the two groups of locking plates (6), and the distance between two adjacent groups of positioning areas (7) is consistent.

3. A device for removing rust from the oxide layer on the surface of a metal product according to claim 2, characterized in that: The positioning area (7) comprises a receiving opening (71), and an end of the receiving opening (71) is connected to the positioning hole (72), and the receiving opening (71) and the positioning hole (72) are arranged in an "L" shape.

4. A device for removing rust from the oxide layer on the surface of a metal product according to claim 3, characterized in that: The height of the accommodating opening (71) is consistent with the depth of the positioning hole (72), and the size of the positioning hole (72) is matched with the size of the positioning strip (13), while the positioning strip (13) passes through the accommodating opening (71) and is clamped inside the positioning hole (72).

5. The device for removing rust from the oxide layer on the surface of a metal product according to claim 1, characterized in that: The upright post (11) and the positioning strip (13) are combined together to form an "L"-shaped arrangement, and a rectangular opening (12) is provided in the middle of the upright post (11).

6. The device for removing rust from the oxide layer on the surface of a metal product according to claim 1, characterized in that: The metal product placement frame (8) is positioned and installed inside the pickling tank (1) through an adjustment seat (4) and a positioning strip (13), and the metal product placement frame (8) includes a bottom plate (9), and the end of the bottom plate (9) is fixed to the side plate (10), and a plurality of groups of side holes (101) are evenly provided on the surface of the side plate (10), and a plurality of groups of bottom holes (91) are evenly provided on the surface of the bottom plate (9).

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