Dust-free polishing device for pipe fitting flange

Abstract

The utility model discloses a pipe fitting flange dust-free polishing device which comprises a polishing disc and a polishing box, a supporting plate is arranged in the middle of the polishing box, a plurality of U-shaped holes are formed in the supporting plate, a downward opening door is arranged on the front side of the lower portion of the polishing box, an upward opening door is arranged on the front side of the upper portion of the polishing box, and a dust collecting box with a dust suction device is arranged on the rear side of the polishing box. A plurality of dust collecting holes are formed in a rear side wall plate of the grinding box, and the grinding disc is rotationally arranged on the top wall of the grinding box through a driving part; the front side of the polishing box is provided with an upper opening door and a lower opening door, the rear side of the polishing box is provided with a dust collection box, and a dust suction device is arranged in the dust collection box, so that the polishing box can adsorb dust generated in the polishing process, dust overflow is avoided, and the environmental protection property is improved; the grinding box is arranged, the supporting plate is arranged in the grinding box, the U-shaped holes are formed in the supporting plate, and before grinding, flange pipe fittings of different sizes can be clamped in the U-shaped holes in the supporting plate, so that the flange pipe fitting grinding device can be suitable for the flange pipe fittings of different sizes, and the application range is wide.

Description

Technical Field

[0001] The utility model belongs to the technical field of pipe flange grinding, in particular to a dust-free grinding device for pipe flanges. Background Art

[0002] Generally, after welding the flange on the pipe fitting, the welding end face of the pipe fitting flange needs to be polished. In order to improve the grinding efficiency, a grinding device is used to grind it.

[0003] Regarding the pipe flange grinding device, in the prior art, after searching, the utility model patent with the Chinese patent publication number CN213647075U discloses a pipe flange end face grinding device, such as Figure 1 As shown, it mainly includes a base a, a motor b is arranged on the base a, a turntable c is arranged on the motor b, a column d is arranged on the base a, a U-shaped rod e is arranged on the column d, a plurality of telescopic rods f are arranged on the U-shaped rod e, and a grinding disc g is arranged at the bottom of the telescopic rod f. During grinding, the grinding disc can be used to grind the pipe flange on the turntable.

[0004] A dust-free grinding device for pipe flanges similar to the above technical solution in the prior art has the following defects in actual implementation: a lot of dust is generated during the grinding process, which easily causes pollution to the working environment. Utility Model Content

[0005] In view of the shortcomings and defects in the prior art, the purpose of the utility model is to provide a dust-free grinding device for pipe flanges, which solves the problem that the pipe flange grinding device in the prior art generates a lot of dust during the grinding process, which easily causes pollution to the working environment.

[0006] In order to solve the above technical problems, the utility model adopts the following technical solutions: a dust-free grinding device for pipe flanges, comprising a grinding disc and a grinding box, a horizontal support plate is provided in the middle of the grinding box, a plurality of U-shaped holes of different sizes that can support the pipe flanges are provided on the support plate, an openable lower door is provided on the lower front side of the grinding box, an openable upper door is provided on the upper front side of the grinding box, a dust collecting box is provided on the rear side of the grinding box, a dust collecting device that can absorb dust is provided in the dust collecting box, a plurality of dust collecting holes that communicate with the dust collecting box are provided on the rear side wall panel of the grinding box, the grinding disc is rotatably arranged on the top wall of the grinding box by a driving member that can drive it to move up and down, left and right, and forward and backward, and a dust collecting box is provided at the bottom of the grinding box.

[0007] As a further improvement of the utility model, the driving member includes a slide rail extending forward and backward, the slide rail is connected to the top wall of the grinding box for sliding left and right, and a first motor is provided on the slide rail to drive it to move left and right, a slider is connected to the bottom of the slide rail for sliding forward and backward, and a second motor is provided on the slider to drive it to slide forward and backward, an electric push rod is provided at the bottom of the slider, a rotating motor is provided at the bottom of the electric push rod, and the grinding disc is provided on the output shaft of the rotating motor.

[0008] As a further improvement of the utility model, a slide groove running left and right is arranged on the top wall of the polishing box, a sliding block is arranged on the top of the slide rail, and the slide rail is slidably connected to the slide groove through the sliding block.

[0009] As a further improvement of the present invention, a plurality of protrusions are provided on the bottom of the grinding disc.

[0010] As a further improvement of the present invention, a baffle is provided on the inner rear side of the polishing box above the support plate.

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

[0012] 1. By setting a grinding box, an upper door and a lower door are set on the front side of the grinding box, a dust collecting box is set on the rear side of the grinding box, and a dust suction device is set in the dust collecting box, the grinding box can absorb the dust generated during the grinding process, avoid dust overflow, and improve environmental protection. In addition, the dust falling from the support plate to the bottom of the grinding box will fall into the dust collecting box, which is convenient for cleaning.

[0013] In addition, by setting up a polishing box, a support plate is arranged inside the polishing box, and a plurality of U-shaped holes of different sizes that can support the flanges of pipe fittings are arranged on the support plate. Before polishing, flange pipe fittings of different sizes can be clamped on the U-shaped holes on the support plate, so flange pipe fittings of different sizes can be used, and the application range is wide. In addition, after the flange pipe fittings are placed on the support plate, they can be processed in sequence, and then all the flange pipe fittings can be removed, and the polishing efficiency is high.

[0014] 2. By setting the driving part to a structure of a slide rail, a slider, and an electric push rod, the slide rail can drive the grinding disc to slide left and right, the slider can drive the grinding disc to slide back and forth, the electric push rod can drive the grinding disc to move up and down, and the rotary motor can drive the grinding disc to rotate, thereby grinding the pipe flanges at various positions.

[0015] 3. By providing multiple convex points at the bottom of the grinding disc, the friction is increased and the grinding effect is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings:

[0017] Figure 1 It is a structural schematic diagram of the prior art;

[0018] Figure 2 The structure of the utility model is shown in FIG. Figure 1 ;

[0019] Figure 3 The structure of the utility model is shown in FIG. Figure 2 ;

[0020] Figure 4 for Figure 3 A magnified view at point A;

[0021] In the figure: 1. grinding disc; 2. grinding box; 3. support plate; 4. U-shaped hole; 5. lower door; 6. upper door; 7. dust box; 8. dust hole; 9. dust box; 10. slide rail; 11. first motor; 12. electric push rod; 13. rotating motor; 14. bump; 15. baffle; 16. slide groove; 17. second motor. DETAILED DESCRIPTION

[0022] The following is combined with Figure 2-4 The utility model is further described in detail. For a clearer illustration, only the structure related to the utility model is shown in the figure.

[0023] For the convenience of description, the coordinate system is defined as Figure 2 As shown, the left-right direction is the horizontal direction, the front-back direction is the longitudinal direction, and the up-down direction is the vertical direction.

[0024] The utility model discloses a dust-free grinding device for pipe flanges. Figure 2 and Figure 3 , a dust-free grinding device for pipe flanges, comprising a grinding disc 1, such as Figure 4 As shown, the bottom of the grinding disc 1 is provided with a plurality of protrusions 14 to increase friction and improve the grinding effect. Figure 2 and Figure 3 As shown, the device includes a grinding box 2, a horizontal support plate 3 is provided in the middle of the grinding box 2, and a baffle 15 is provided above the support plate 3 on the inner rear side of the grinding box 2. The support plate 3 is provided with a plurality of U-shaped holes 4 of different sizes that can support the flange of the pipe fitting, an openable lower door 5 is provided on the lower front side of the grinding box 2, and an openable upper door 6 is provided on the upper front side of the grinding box 2. A dust collecting box 7 is provided on the rear side of the grinding box 2, and a dust collecting device capable of collecting dust is provided in the dust collecting box 7. A plurality of dust collecting holes 8 communicating with the dust collecting box 7 are provided on the rear side wall plate of the grinding box 2, and the grinding disc 1 is rotatably arranged on the top wall of the grinding box 2 by a driving member that can drive it to move up and down, left and right, and forward and backward, and a dust collecting box 9 is provided at the bottom of the grinding box 2.

[0025] In this embodiment, Figure 3 and Figure 4 As shown, the driving member includes a slide rail 10 extending forward and backward, and the slide rail 10 is connected and arranged on the top wall of the grinding box 2 in a slidable manner, that is, a slide groove 16 running left and right is arranged on the top wall of the grinding box 2, and a sliding block (not shown in the figure) is arranged on the top of the slide rail 10, and the slide rail 10 is slidably connected to the slide groove 16 through the sliding block, and a first motor 11 is arranged on the slide rail 10 to drive it to move left and right, and a slider is slidably connected to the bottom of the slide rail 10, and a second motor 17 is arranged on the slider to drive it to slide forward and backward, and an electric push rod 12 is arranged at the bottom of the slider, and a rotating motor 13 is arranged at the bottom of the electric push rod 12, and the grinding disc 1 is arranged on the output shaft of the rotating motor 13. By setting the driving member as a structure of the slide rail 10, the slider, and the electric push rod 12, the slide rail 10 can drive the grinding disc 1 to slide left and right, the slider can drive the grinding disc 1 to slide forward and backward, the electric push rod 12 can drive the grinding disc 1 to move up and down, and the rotating motor 13 can drive the grinding disc 1 to rotate, so as to grind the pipe flanges at various positions.

[0026] The utility model provides a grinding box 2, an upper door 6 and a lower door 5 are provided on the front side of the grinding box 2, a dust collecting box 7 is provided on the rear side of the grinding box 2, and a dust suction device such as a dust cleaner or a dust suction pump is provided in the dust collecting box 7. The grinding box 2 can absorb the dust generated during the grinding process to avoid dust overflow and improve environmental protection. In addition, the dust falling from the support plate 3 to the bottom of the grinding box 2 will fall into the dust collecting box 9 for easy cleaning.

[0027] In addition, by setting up a polishing box 2, a support plate 3 is arranged inside the polishing box 2, and a plurality of U-shaped holes 4 of different sizes that can support the flanges of pipe fittings are arranged on the support plate 3. Before polishing, flange pipe fittings of different sizes can be clamped on the U-shaped holes 4 on the support plate 3, so that flange pipe fittings of different sizes can be used, and the scope of application is wide. In addition, after the flange pipe fittings are placed on the support plate 3, they can be processed in sequence, and then all the flange pipe fittings can be removed, and the polishing efficiency is high.

[0028] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. It should be understood that the specific implementation methods described herein are only used to understand the present utility model, and are not used to limit the present utility model. All other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present utility model.

Claims

1. A dust-free grinding device for pipe flanges, comprising a grinding disc, characterized in that: The invention comprises a grinding box, wherein a horizontal support plate is provided in the middle of the grinding box, a plurality of U-shaped holes of different sizes which can support the flange of the pipe fitting are provided on the support plate, an openable lower door is provided on the lower front side of the grinding box, an openable upper door is provided on the upper front side of the grinding box, a dust collecting box is provided on the rear side of the grinding box, a dust collecting device which can collect dust is provided in the dust collecting box, a plurality of dust collecting holes which communicate with the dust collecting box are provided on the rear side wall plate of the grinding box, the grinding disc is rotatably arranged on the top wall of the grinding box by a driving member which can drive the grinding disc to move up and down, left and right and forward and backward, and a dust collecting box is provided at the bottom of the grinding box.

2. A dust-free grinding device for pipe flanges according to claim 1, characterized in that: The driving member includes a slide rail extending forward and backward, the slide rail is connected to the top wall of the grinding box in a manner that allows left and right sliding movement, and a first motor is provided on the slide rail to drive the slide rail to move left and right. A slider is connected to the bottom of the slide rail for sliding forward and backward, and a second motor is provided on the slider to drive the slide rail to slide forward and backward. An electric push rod is provided at the bottom of the slider, and a rotating motor is provided at the bottom of the electric push rod. The grinding disc is provided on the output shaft of the rotating motor.

3. A dust-free grinding device for pipe flanges according to claim 2, characterized in that: A slide groove running leftward and rightward is arranged on the top wall of the polishing box, a sliding block is arranged on the top of the slide rail, and the slide rail is slidably connected with the slide groove through the sliding block.

4. The dust-free grinding device for pipe flange according to claim 1, characterized in that: A plurality of convex points are arranged at the bottom of the grinding disc.

5. A dust-free grinding device for pipe flanges according to any one of claims 1 to 4, characterized in that: A baffle is provided above the supporting plate on the inner rear side of the polishing box.

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