Grinding machine clamp for machining curved surface of refractory brick

Abstract

The utility model relates to a grinding machine fixture for processing curved surfaces of refractory bricks, which belongs to the technical field of grinding machine fixtures and comprises a first fixture, a second fixture, a third fixture and a fourth fixture which are mounted on a grinding machine worktable in a replaceable manner. A fixed limiting plate and a movable limiting block are arranged at the two ends of the bottom plate correspondingly, a plurality of L-shaped positioning plates arranged at equal intervals are arranged between the fixed limiting plate and the movable limiting block, positioning wedge blocks are fixed to the outer sides of the tops of the horizontal sections of the positioning plates of the second clamp, the third clamp and the fourth clamp, and supporting slopes are arranged at the tops of the positioning wedge blocks; the end, away from the positioning wedge block, of the supporting table is provided with a positioning inclined face. The refractory brick clamping device can be suitable for clamping refractory bricks of various models, the refractory bricks can be rapidly and horizontally positioned and installed, the refractory bricks can be rapidly and obliquely positioned and installed, and the machined refractory bricks are higher in installation precision.

Description

Technical Field

[0001] The utility model relates to a grinding machine fixture for processing curved surfaces of refractory bricks, belonging to the technical field of grinding machine fixtures. Background Art

[0002] When processing refractory bricks, the M7130 grinder is often used. The current fixture of the refractory brick grinding machine generally includes a flat support plate installed on the grinder workbench. The bottom of the refractory brick is placed flat on the flat support plate, and the refractory brick is then clamped by clamping plates at both ends. However, this type of fixture is cumbersome and inaccurate for positioning the refractory bricks. It takes a long time to place the refractory bricks, affecting the processing efficiency and surface processing effect. Utility Model Content

[0003] The utility model provides a grinding machine fixture for processing curved surfaces of refractory bricks, which solves the problems in the above-mentioned background technology.

[0004] The utility model relates to a grinding machine fixture for processing curved surfaces of refractory bricks, comprising a first fixture, a second fixture, a third fixture and a fourth fixture that can be replaceably installed on a grinding machine workbench, the first fixture, the second fixture, the third fixture and the fourth fixture all comprising a bottom plate, two ends of the bottom plate are respectively provided with a fixed limit plate and a movable limit block, a plurality of L-shaped positioning plates arranged at equal intervals are provided between the fixed limit plate and the movable limit block, the middle points of the inner positioning surfaces of the vertical sections of the plurality of positioning plates are arranged along the same arc line, the spacings between adjacent positioning plates on the first fixture, the second fixture, the third fixture and the fourth fixture are unequal, a positioning wedge is fixed on the outer side of the top of the horizontal section of the positioning plates of the second fixture, the third fixture and the fourth fixture, the top of the positioning wedge is provided with a supporting inclined surface, a supporting platform is provided on the inner positioning surface of the vertical section of the positioning plate in the same plane as the supporting inclined surface, a positioning inclined surface is provided on the support platform away from the positioning wedge The end thereof is provided with a positioning inclined surface, and the angles between the supporting inclined surfaces of the positioning plates on the second fixture, the third fixture and the fourth fixture and the horizontal plane are unequal.

[0005] As a preferred embodiment, the positioning plate includes a horizontal plate fixed on the bottom plate and a vertical plate fixed on one end of the top of the horizontal plate. The horizontal plate and the vertical plate on the first fixture are an integrally formed structure, which is convenient for manufacturing.

[0006] As a preferred embodiment, the positioning wedges on the second clamp, the third clamp and the fourth clamp are set on the horizontal plate, and the bottom of the vertical plates of the second clamp, the third clamp and the fourth clamp are provided with a fixed flange 1, which is fixed to the horizontal plate by a bolt 1 for easy installation.

[0007] As a preferred embodiment, positioning blocks are fixed on the side walls at both ends of the base plate, and the bottoms of the positioning blocks are located below the bottom of the base plate, so that the base plate can be quickly positioned and installed.

[0008] As a preferred embodiment, a second fixed flange is provided on the outer side of the bottom of the fixed limiting plate, and the second fixed flange is fixed to the base plate by two bolts, so as to facilitate the installation of the fixed limiting plate.

[0009] As a preferred embodiment, the outer side of the movable limit block is rotatably connected to an adjusting screw, the adjusting screw is threadedly connected to a support plate, and the support plate is fixed to the bottom plate, so that the position of the movable limit block can be easily adjusted, and the movable limit block and the fixed limit plate can cooperate to clamp the refractory bricks.

[0010] As a preferred embodiment, the inner side surfaces of the movable limiting block and the fixed limiting plate are inclined limiting surfaces, so as to better fit the refractory bricks with different widths above and below.

[0011] The utility model has the following beneficial effects:

[0012] By setting up a first clamp, a second clamp, a third clamp and a fourth clamp that can be replaceably installed on the grinder workbench, it is possible to clamp various types of refractory bricks, and the refractory bricks can be quickly installed in a horizontal position through the L-shaped positioning plate, and the refractory bricks can be quickly installed in an inclined position through the positioning wedge, the support table and the positioning inclined surface. The processing is closer to the actual installation style of the refractory bricks, and the processed refractory bricks have higher installation accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following is a brief introduction to the drawings required for the embodiments or the description of the prior art. Obviously, the drawings described below are only exemplary, and those skilled in the art can derive other implementation drawings based on the provided drawings without inventive effort.

[0014] Figure 1 This is a schematic diagram of the three-dimensional structure of the first clamp of the present invention;

[0015] Figure 2 is a schematic diagram of the three-dimensional structure of the second clamp, the third clamp or the fourth clamp;

[0016] Figure 3 A schematic diagram of the structure of the positioning plate of the first fixture for positioning refractory bricks;

[0017] Figure 4 A schematic diagram of the structure of the positioning plate of the second fixture for positioning refractory bricks;

[0018] Figure 5 A schematic diagram of the structure of the positioning plate of the third fixture for positioning refractory bricks;

[0019] Figure 6 A schematic diagram of the structure of the positioning plate of the fourth fixture for positioning refractory bricks;

[0020] In the figure: 1. Base plate; 2. Positioning plate; 21. Horizontal plate; 22. Vertical plate; 23. Support platform; 24. Positioning slope; 25. Fixed flange 1; 3. Movable limit block; 4. Support plate; 5. Adjusting screw; 6. Fixed limit plate; 7. Positioning block; 8. Fixed flange 2; 9. Positioning wedge; 10. Reinforcement rib; 11. Refractory brick. DETAILED DESCRIPTION

[0021] The present invention will be further described below with reference to the embodiments.

[0022] Example 1, as Figures 1 to 6 As shown, the utility model is a grinding machine fixture for processing curved surfaces of refractory bricks, including a first fixture, a second fixture, a third fixture and a fourth fixture that can be replaced and installed on the grinding machine workbench. The first fixture, the second fixture, the third fixture and the fourth fixture all include a base plate 1, and fixed limit plates 6 and movable limit blocks 3 are respectively provided at both ends of the base plate 1. A plurality of L-shaped positioning plates 2 arranged at equal intervals are provided between the fixed limit plates 6 and the movable limit blocks 3. The middle points of the inner side positioning surfaces of the vertical sections of the plurality of positioning plates 2 are arranged along the same arc line. The first fixture The spacing between adjacent positioning plates 2 on the second, third and fourth fixtures is not equal. A positioning wedge 9 is fixed to the outer side of the top of the horizontal section of the positioning plate 2 of the second, third and fourth fixtures. A supporting slope is provided on the top of the positioning wedge 9. A support platform 23 is provided on the inner positioning surface of the vertical section of the positioning plate 2 in the same plane as the supporting slope. A positioning slope 24 is provided on the end of the support platform 23 away from the positioning wedge 9. The angles between the supporting slopes of the positioning plates 2 on the second, third and fourth fixtures and the horizontal plane are not equal.

[0023] During operation, a suitable fixture is selected according to the size of the refractory brick 11 to be processed and the bottom installation form. When the refractory brick 11 to be processed is installed horizontally, the first fixture can be selected. When the bottom of the refractory brick 11 to be processed is installed at an angle, the second fixture, the third fixture or the fourth fixture can be selected. When the fixture is installed, the bottom plate 1 is fixed by the T-bolts and the pressure plate in the T-slot on the grinder workbench. When the refractory brick 11 is placed horizontally, the bottom of the refractory brick 11 is supported on the horizontal section of the positioning plate 2. One end face of the refractory brick 11 is attached to the inner positioning surface of the vertical section of the positioning plate 2, and then the fixed limit plate 6 and the movable limit block 3 are used to clamp and fix the sides of multiple refractory bricks 11, and processing can be carried out; when the refractory brick 11 is placed at an angle, the bottom of the refractory brick 11 is supported on the supporting inclined surface of the positioning wedge block 9 and the support platform 23, and then the end is attached to the positioning inclined surface 24 for rapid positioning, and then the fixed limit plate 6 and the movable limit block 3 can be used to clamp and fix the sides of multiple refractory bricks 11.

[0024] In Example 2, based on Example 1, the positioning plate 2 includes a horizontal plate 21 fixed to the base plate 1 and a vertical plate 22 fixed to one end of the top of the horizontal plate 21. The horizontal plate 21 and the vertical plate 22 on the first fixture are an integrally formed structure. The positioning plate 2 of the first fixture can also be integrally formed with the base plate 1.

[0025] The positioning wedges 9 on the second, third, and fourth clamps are mounted on the horizontal plate 21. The bottoms of the vertical plates 22 of the second, third, and fourth clamps are provided with fixing flanges 25, which are fixed to the horizontal plate 21 via bolts 1. The horizontal plates 21 of the second, third, and fourth clamps are fixed to the base plate 1 via fixing bolts.

[0026] Positioning blocks 7 are fixed on the side walls at both ends of the base plate 1, and the bottom of the positioning block 7 is below the bottom of the base plate 1. When the base plate 1 is installed, the bottom of the positioning block 7 will extend into the top opening of the T-shaped slide on the top of the grinding machine table for positioning.

[0027] A second fixed flange 8 is provided on the outer side of the bottom of the fixed limiting plate 6 , and the second fixed flange 8 is fixed to the bottom plate 1 by two bolts.

[0028] The outer side of the movable stopper 3 is rotatably connected to an adjustment screw 5, which is threadedly connected to a support plate 4, which is fixed to the base plate 1. When clamping the refractory brick 11, the adjustment screw 5 can be rotated so that the movable stopper 3 is close to the side of the refractory brick 11 and cooperates with the fixed stopper 6 to clamp the refractory brick 11. A reinforcing rib 10 is fixed to the inner side of the bottom of the support plate 4, and the bottom of the reinforcing rib 10 is welded to the base plate 1.

[0029] The inner side surfaces of the movable limiting block 3 and the fixed limiting plate 6 are inclined limiting surfaces.

[0030] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

[0031] In the description of the present invention, the terms "inside", "outside", "longitudinal", "lateral", "upper", "lower", "top", "bottom", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and do not require that the present invention must be constructed and operated in a specific orientation. Therefore, they cannot be understood as limitations on the present invention.

Claims

1. A grinding machine fixture for processing curved surfaces of refractory bricks, characterized by: The invention comprises a first clamp, a second clamp, a third clamp and a fourth clamp which can be replaced and installed on a grinding machine workbench, wherein the first clamp, the second clamp, the third clamp and the fourth clamp all comprise a base plate (1), a fixed limiting plate (6) and a movable limiting block (3) are respectively provided at both ends of the base plate (1), a plurality of L-shaped positioning plates (2) arranged at equal intervals are provided between the fixed limiting plate (6) and the movable limiting block (3), the middle points of the inner side positioning surfaces of the vertical sections of the plurality of positioning plates (2) are arranged along the same arc line, and the first clamp, the second clamp, the third clamp and the fourth clamp are arranged along the same arc line. The spacing between adjacent positioning plates (2) on the fixture is not equal, a positioning wedge (9) is fixed to the outer side of the top of the horizontal section of the positioning plates (2) of the second fixture, the third fixture and the fourth fixture, and a supporting inclined surface is provided on the top of the positioning wedge (9), and a supporting platform (23) is provided on the positioning surface on the inner side of the vertical section of the positioning plate (2) in the same plane as the supporting inclined surface, and a positioning inclined surface (24) is provided at one end of the support platform (23) away from the positioning wedge (9), and the angles between the supporting inclined surfaces of the positioning plates (2) on the second fixture, the third fixture and the fourth fixture and the horizontal plane are not equal.

2. The grinding fixture for refractory brick curved surface processing according to claim 1, characterized in that: The positioning plate (2) comprises a horizontal plate (21) fixed on the bottom plate (1) and a vertical plate (22) fixed on one end of the top of the horizontal plate (21). The horizontal plate (21) and the vertical plate (22) on the first fixture are an integrally formed structure.

3. The grinding fixture for refractory brick curved surface processing according to claim 2, characterized in that: The positioning wedges (9) on the second clamp, the third clamp and the fourth clamp are arranged on the horizontal plate (21), and the bottoms of the vertical plates (22) of the second clamp, the third clamp and the fourth clamp are provided with a fixed flange (25), and the fixed flange (25) is fixed to the horizontal plate (21) by a bolt.

4. The grinding fixture for refractory brick curved surface processing according to claim 1, characterized in that: Positioning blocks (7) are fixed on the side walls at both ends of the bottom plate (1), and the bottom of the positioning block (7) is located below the bottom of the bottom plate (1).

5. The grinding fixture for refractory brick curved surface processing according to claim 4, characterized in that: The outer side of the bottom of the fixed limit plate (6) is provided with a second fixed flange (8), and the second fixed flange (8) is fixed to the bottom plate (1) by two bolts.

6. The grinding fixture for refractory brick curved surface processing according to claim 1, characterized in that: The outer side of the movable limit block (3) is rotatably connected to an adjusting screw (5), the adjusting screw (5) is threadedly connected to a support plate (4), and the support plate (4) is fixed on the bottom plate (1).

7. The grinding fixture for refractory brick curved surface processing according to claim 6, characterized in that: The inner side surfaces of the movable limiting block (3) and the fixed limiting plate (6) are inclined limiting surfaces.

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