Metal plate box body polishing device

Abstract

The utility model discloses a metal plate box polishing device which comprises a rack, a workbench is arranged on the rack, and a polishing assembly is arranged on the side face of the workbench. Two groups of bilaterally symmetrical magnetic attraction fixing assemblies are arranged on the workbench, and a magnetic attraction surface is arranged on each magnetic attraction fixing assembly; the grinding assembly comprises a grinding belt, a grinding motor driving the grinding belt to work and a lifting mechanism driving the grinding belt to move up and down. The included angle between the magnetic suction face and the grinding belt is 45 degrees. The electromagnet is used for adsorbing and fixing the metal plate box body, the box body is prevented from shifting when the grinding belt is used for grinding, and the grinding quality is guaranteed; the air suction cover is arranged below the grinding area, waste chips generated by grinding are adsorbed through negative pressure, and the situation that the waste chips are attached to the grinding face to affect the grinding effect is avoided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the polishing technical field, especially relates to a sheet metal box polishing device. BACKGROUND

[0002] Sheet metal box is the most common one kind of sheet metal parts in sheet metal forming processing product, and it is widely used in machinery, electronics, electric power, transportation and each field. The welding of sheet metal box usually leaves obvious weld, and improper treatment will affect the appearance and protection measures. Therefore, the treatment of welding marks is very important.

[0003] At present, the weld of the corner of sheet metal box needs to be polished and form smooth chamfer, when polishing, the sheet metal box is placed on the polishing frame, the corner side needing to be polished is towards the polisher, after starting the polisher, in order to prevent the displacement of the sheet metal box, the box needs to be pressed by hand until the polishing is completed, which is very wasteful of manpower. At the same time, the waste produced during polishing will fly everywhere, which affects human health. UTILITY MODEL CONTENTS

[0004] In order to solve the above problems, the utility model provides a sheet metal box polishing device, which simplifies the polishing operation and improves the polishing quality.

[0005] Therefore, the technical scheme of the utility model is: a sheet metal box polishing device, comprising a rack, a workbench is arranged on the rack, and a polishing assembly is arranged on the side surface of the workbench; two groups of left-right symmetrical magnetic attraction fixing assemblies are arranged on the workbench, and a magnetic attraction surface is arranged on the magnetic attraction fixing assembly; the polishing assembly comprises a polishing belt, a polishing motor for driving the polishing belt to work, and a lifting mechanism for driving the polishing belt to move up and down; the included angle between the magnetic attraction surface and the polishing belt is 45 degrees.

[0006] On the basis of the above scheme and as the preferred scheme of the above scheme: an opening is arranged on the workbench close to the polishing assembly, a suction hood is arranged at the opening, a filter screen is arranged on the suction hood, and a suction equipment is connected below the suction hood.

[0007] On the basis of the above scheme and as the preferred scheme of the above scheme: the polishing assembly further comprises a polishing support, a driving wheel and a driven wheel, the polishing motor is installed on the polishing support, the driving wheel and the two driven wheels are arranged in a triangular shape, the driving wheel is installed on the output shaft of the polishing motor, and the polishing belt is sleeved outside the driving wheel and the driven wheels.

[0008] On the basis of the above scheme and as the preferred scheme of the above scheme: the lifting mechanism comprises a vertical sliding rail, and the polishing support is slidingly installed on the sliding rail.

[0009] On the basis of the above scheme and as the preferred scheme of the above scheme: the magnetic attraction fixing assembly comprises an electromagnet, and a bump pad is arranged on the magnetic attraction surface.

[0010] In use, the top corner edge of the sheet metal box to be polished is pushed towards the side of the magnetic fixing assembly, at this time, the electromagnet is powered on, and the two magnetic surfaces can fix the panels on the two sides of the top corner edge, at this time, the polishing belt is in contact with the top corner edge; the polishing motor and the lifting assembly are started, the polishing motor drives the polishing belt to polish the top corner edge, and the lifting assembly drives the polishing belt to move up and down along the top corner edge for polishing; during polishing, the air suction device is started, the air suction cover is in a negative pressure state and is located below the polishing area, and can suction the polishing debris; after polishing is completed, the electromagnet is powered off, and the sheet metal box can be removed, and the same operation is sequentially performed on the remaining top corner edges to be polished.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] 1. The electromagnet is used for adsorbing and fixing the sheet metal box, the polishing belt is prevented from moving during polishing, and the polishing quality is ensured; the air suction cover is arranged below the polishing area, the polishing debris is adsorbed by using negative pressure, and the polishing effect is not affected by the attachment of the polishing debris on the polishing surface.

[0013] 2. The anti-collision gasket is arranged on the magnetic surface, the anti-collision gasket is relatively thin, the magnetic surface can avoid leaving scratches on the surface of the sheet metal box, and the magnetic adsorption fixing effect is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structure schematic view of the utility model;

[0015] Figure 2 It is a structure top view of the utility model;

[0016] Figure 3 It is a structure schematic view of the utility model in use;

[0017] Figure 4 It is a structure top view of the utility model in use.

[0018] In the drawing, it is marked as: rack 1, workbench 2, polishing assembly 3, polishing support 31, polishing belt 32, driving wheel 33, driven wheel 34, polishing motor 35, magnetic fixing assembly 4, magnetic surface 41, filter screen 5, air suction device 6, sheet metal box 7. DETAILED DESCRIPTION

[0019] In the description of the utility model, it is necessary to explain that, for the direction words, if the terms "center", "transverse (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate the orientation and positional relationship based on the orientation or positional relationship shown in the drawings, only for the convenience of describing the utility model and simplifying the description, and not indicating or implying that the device or element indicated must have a specific orientation, be constructed and operated in a specific orientation, and cannot be understood as limiting the specific protection scope of the utility model.

[0020] In addition, if the terms "first", "second" are only used for description purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features. Therefore, the "first", "second" features can be explicitly or implicitly included one or more features, and in the description of the utility model, the meaning of "several", "several" is two or more than two, unless otherwise explicitly specified.

[0021] Referring to the drawings. The sheet metal box polishing device described in the embodiment comprises a rack 1, a workbench 2 is arranged on the rack 1, and a polishing assembly 3 is arranged on the side of the workbench 2. The polishing assembly 3 comprises a polishing support 31, a polishing belt 32, a driving wheel 33, a driven wheel 34, a polishing motor 35 for driving the polishing belt to work and a lifting mechanism for driving the polishing belt to move up and down. The polishing motor 35 is installed on the polishing support 31, the lifting mechanism is a vertical linear motion module, comprising a vertical slide rail, a screw rod, a lifting motor and the like, the polishing support is slidably installed on the slide rail and threadedly cooperates with the screw rod, and under the driving of the lifting motor, the screw rod drives the polishing support 31 to move up and down.

[0022] The driving wheel 33 is installed on the output shaft of the polishing motor 35, the two driven wheels 34 are rotatably installed on the polishing support 31, the driving wheel 33 and the two driven wheels 34 are arranged in a triangular shape, the polishing belt 32 is sleeved outside the driving wheel 33 and the driven wheel 34, and the polishing motor 35 can drive the driving wheel 33 to rotate, so that the polishing belt 32 moves between the driven wheels 34, thereby completing the polishing operation.

[0023] Two groups of left-right symmetrical magnetic attraction fixing assemblies 4 are arranged on the workbench 2, an electromagnet and a magnetic attraction surface 41 are arranged on the magnetic attraction fixing assembly 4, and a bump pad is arranged on the magnetic attraction surface 41. The bump pad is relatively thin, which can not only avoid leaving scratches on the surface of the sheet metal box, but also ensure the magnetic attraction fixing effect. The included angle between the magnetic attraction surface 41 and the polishing belt 32 is 45 degrees, and the included angle between the two magnetic attraction surfaces 41 is 90 degrees, so that the adjacent right-angle surfaces on the cuboid of any shape can be attracted.

[0024] The workbench 2 is provided with an opening near the polishing assembly, and a suction hood is installed at the opening, and the suction hood is provided with a filter screen 5, and the suction hood is connected with a suction device 6 below, and the filter screen 5 forms a negative pressure after the suction device 6 is started, so that the polishing waste is adsorbed.

[0025] In use, the sheet metal box 7 is pushed to the side of the magnetic fixing assembly with the top corner edge to be polished facing the magnetic fixing assembly, at this time, the electromagnet is electrified, and the two magnetic surfaces 41 can fix the panels on both sides of the top corner edge, at this time, the polishing belt 32 is in contact with the top corner edge; the polishing motor 35 and the lifting assembly are started, the polishing motor 35 drives the polishing belt 32 to polish the top corner edge, and the lifting assembly drives the polishing belt 32 to move up and down along the top corner edge to polish; during polishing, the suction device 6 is started, the suction hood is in a negative pressure state and is located below the polishing area, and the polishing waste generated during polishing can be adsorbed; after polishing is completed, the electromagnet is de-energized, and the sheet metal box 7 can be removed, and the same operation is sequentially performed on the remaining top corner edges to be polished.

[0026] The preferred embodiments of the utility model are described above, and the protection scope of the utility model is not limited to the above-mentioned embodiments only, and any technical scheme belonging to the idea of the utility model belongs to the protection scope of the utility model. It should be noted that, for ordinary technical personnel in the technical field, some improvements and decorations without departing from the principle of the utility model are also regarded as the protection scope of the utility model.

Claims

1. A sheet metal box polishing device, comprising a frame with a workbench provided on the frame, characterized in that: A grinding assembly is provided on the side of the workbench; two groups of left-right symmetrical magnetic fixing assemblies are provided on the workbench, and a magnetic surface is provided on the magnetic fixing assembly; the grinding assembly includes a grinding belt, a grinding motor that drives the grinding belt to work, and a lifting mechanism that drives the grinding belt to move up and down; the angle between the magnetic surface and the grinding belt is 45 degrees.

2. A sheet metal box polishing device according to claim 1, characterized in that: The workbench is provided with an opening near the polishing component, and an air suction hood is installed at the opening. The air suction hood is provided with a filter screen, and an air suction device is connected below the air suction hood.

3. The sheet metal box polishing device according to claim 1, characterized in that: The grinding assembly also includes a grinding bracket, a driving wheel and a driven wheel. The grinding motor is installed on the grinding bracket. The driving wheel and two driven wheels are arranged in a herringbone shape. The driving wheel is installed on the output shaft of the grinding motor. The grinding belt is sleeved on the outside of the driving wheel and the driven wheel.

4. A sheet metal box polishing device according to claim 3, characterized in that: The lifting mechanism comprises a vertically arranged slide rail, and the polishing bracket is slidably mounted on the slide rail.

5. The sheet metal box polishing device according to claim 1, characterized in that: The magnetic fixing component includes an electromagnet, and an anti-collision gasket is provided on the magnetic surface.

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