Angle lapping machine

Abstract

The utility model discloses an angle lapping machine, which relates to the technical field of angle lapping machines and comprises a foot stool, a working table is mounted on the upper surface of the foot stool, a windshield is arranged on the left side of the working table, a workpiece module is arranged in the windshield, and the lower surface of the workpiece module is fixedly mounted on the upper surface of the foot stool. The workpiece module comprises a mounting plate, and the lower surface of the mounting plate is fixedly mounted on the upper surface of the foot stool. According to the angle lapping machine, a first gear motor is started to drive a driving wheel to rotate, so that an abrasive paper belt is driven to move, weld fillets can be quickly polished, polishing work can be quickly completed, and meanwhile a second gear motor is started to drive an eccentric wheel to rotate, so that a push rod is driven to push a rocker arm to swing back and forth along a hinge point of the rocker arm and a mounting plate; the rocker arm swings to drive the first aluminum plate and the abrasive paper belt to swing around the mounting column, so that the two faces of the weld fillet can be effectively polished at a time, and the polishing efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of angle grinding machines, in particular to an angle grinding machine. Background Art

[0002] Angle grinder is an electric tool used for grinding the edges and corners of metal, stone, fiberglass, weldments and other components. The commonly used angle grinders are not convenient for grinding both sides of the workpiece weld angle at one time. The staff needs to manually adjust the direction of the workpiece, which increases the workload of the staff and reduces the efficiency of the grinding work.

[0003] Therefore, the utility model provides an angle grinder to solve the above problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides an angle grinder to solve the above problems.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: an angle grinder includes a tripod, a workbench is installed on the upper surface of the tripod, a windshield is provided on the left side of the workbench, a workpiece module is provided inside the windshield, the lower surface of the workpiece module is fixedly installed on the upper surface of the tripod, the workpiece module includes a mounting plate, the lower surface of the mounting plate is fixedly installed on the upper surface of the tripod, a mounting column is fixedly installed on the upper surface of the mounting plate, a support seat is fixedly installed on the surface of the mounting column, the lower surface of the support seat is fixedly installed on the upper surface of the mounting plate, a first aluminum plate is sleeved on the surface of the mounting column, the lower surface of the first aluminum plate is movably connected to the upper surface of the support seat, and the upper surface of the first aluminum plate is rotated A nylon roller is movably installed, and a second aluminum plate is rotatably installed on the upper surface of the nylon roller, the center of the second aluminum plate is sleeved on the surface of the mounting column, a first reduction motor is fixedly installed on the lower surface of the first aluminum plate, a driving wheel is fixedly installed on the output end of the first reduction motor, the upper and lower ends of the driving wheel are respectively movably connected to the surfaces of the second aluminum plate and the first aluminum plate, a sandpaper belt is transmission-connected to the surface of the driving wheel, a second reduction motor is fixedly installed on the surface of the mounting plate, an eccentric wheel is fixedly installed on the output end of the second reduction motor, a push rod is hinged on the surface of the eccentric wheel, one end of the push rod is hinged on a rocker arm, one end of the rocker arm is hinged to the surface of the mounting plate, and the other end of the rocker arm is connected to one end hinged on the first aluminum plate.

[0006] Preferably, an exhaust fan is fixedly connected to the left side of the wind shield, a mounting frame is fixedly mounted on the surface of the exhaust fan, a lower surface of the mounting frame is fixedly mounted on the upper surface of the tripod, and an electric control box is fixedly mounted on the inner lower end of the tripod.

[0007] Preferably, the workbench includes a base plate, the lower surface of the base plate is fixedly mounted on the upper surface of the tripod, a threaded seat is fixedly mounted in the center of the base plate, a threaded rod is threadedly connected to the inner wall of the threaded seat, the upper end of the threaded rod is rotatably connected to a mounting seat, a lifting platform is fixedly mounted on the upper surface of the mounting seat, a limiting plate is installed on the upper surface of the lifting platform, a sliding rod is fixedly mounted on the lower surface of the lifting platform, and the side wall of the sliding rod is slidably connected to the inside of the base plate.

[0008] Preferably, a tensioning wheel is installed between the first aluminum plate and the second aluminum plate, and the surface of the sandpaper belt is transmission-connected to the surfaces of the nylon roller and the tensioning wheel.

[0009] Preferably, a slide groove is provided on the surface of the mounting plate, a sliding seat is fixedly mounted on the lower surface of the first reduction motor, and the surface of the sliding seat is slidably connected to the inside of the slide groove.

[0010] Preferably, a working groove is provided on the surface of the wind shield, a lower dust shield is provided below the wind shield, and an upper surface of the lower dust shield is fixedly mounted on the lower surface of the workpiece module.

[0011] Beneficial Effects

[0012] The utility model provides an angle grinder. Compared with the prior art, it has the following beneficial effects:

[0013] 1. The angle grinder can grind the weld angle quickly by starting the first reduction motor to drive the driving wheel to rotate, thereby driving the sandpaper belt to move, and can quickly complete the grinding work. At the same time, by starting the second reduction motor to drive the eccentric wheel to rotate, the push rod drives the rocker arm to swing back and forth along the hinge point between the rocker arm and the mounting plate. The swing of the rocker arm drives the first aluminum plate and the sandpaper belt to shake its head around the mounting column, so that the grinding process of the two sides of the weld angle can be effectively completed at one time, thereby improving the grinding efficiency.

[0014] 2. This angle grinder places the product to be polished flat on the workbench, reducing manual operation. The staff does not need to hold the product for polishing. The lifting platform is driven up and down by rotating the threaded rod, which makes it convenient to adjust the height of the workbench according to the polishing needs of different products. The dust is extracted by the exhaust fan to reduce the harm of dust to people, thereby achieving the effect of improving the practicality of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 It is a three-dimensional exploded structural schematic diagram of the utility model;

[0017] Figure 3This is a schematic diagram of the three-dimensional structure of the workpiece module of the utility model;

[0018] Figure 4 This is a schematic diagram of the three-dimensional decomposition structure of the workpiece module of the utility model;

[0019] Figure 5 It is a schematic diagram of the three-dimensional exploded structure of the workbench of the utility model.

[0020] In the figure: 1. workpiece module; 11. mounting plate; 12. second reduction motor; 13. eccentric wheel; 14. push rod; 15. rocker arm; 17. first reduction motor; 18. nylon roller; 19. tensioning wheel; 20. mounting column; 21. sliding seat; 22. slide groove; 23. driving wheel; 24. first aluminum plate; 25. sandpaper belt; 26. support seat; 27. second aluminum plate; 2. tripod; 3. exhaust fan; 4. workbench; 41. lifting platform; 42. bottom plate; 43. mounting seat; 44. threaded rod; 47. sliding rod; 48. limit plate; 49. threaded seat; 5. wind shield; 51. working groove; 52. lower dust cover; 6. electric control box; 7. mounting frame. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Embodiment 1:

[0023] See also Figure 1-5A kind of angle grinder comprises a tripod 2, a workbench 4 is installed on the upper surface of the tripod 2, a windshield 5 is arranged on the left side of the workbench 4, a workpiece module 1 is arranged inside the windshield 5, the lower surface of the workpiece module 1 is fixedly installed on the upper surface of the tripod 2, the workpiece module 1 comprises a mounting plate 11, the lower surface of the mounting plate 11 is fixedly installed on the upper surface of the tripod 2, a mounting column 20 is fixedly installed on the upper surface of the mounting plate 11, a support seat 26 is fixedly installed on the surface of the mounting column 20, the lower surface of the support seat 26 is fixedly installed on the upper surface of the mounting plate 11, a first aluminum plate 24 is sleeved on the surface of the mounting column 20, the lower surface of the first aluminum plate 24 is movably connected with the upper surface of the support seat 26, a nylon roller 18 is rotatably installed on the upper surface of the first aluminum plate 24, a second aluminum plate 27 is rotatably installed on the upper surface of the nylon roller 18, the center of the second aluminum plate 27 is sleeved on the surface of the mounting column 20, and a first reduction motor 1 is fixedly installed on the lower surface of the first aluminum plate 24 7. A driving wheel 23 is fixedly installed at the output end of the first reduction motor 17. The upper and lower ends of the driving wheel 23 are movably connected to the surfaces of the second aluminum plate 27 and the first aluminum plate 24 respectively. A sandpaper belt 25 is transmission-connected to the surface of the driving wheel 23. A second reduction motor 12 is fixedly installed on the surface of the mounting plate 11. An eccentric wheel 13 is fixedly installed at the output end of the second reduction motor 12. A push rod 14 is hinged on the surface of the eccentric wheel 13. A rocker arm 15 is hinged at one end of the push rod 14. One end of the rocker arm 15 is hinged to the surface of the mounting plate 11. The other end of the rocker arm 15 is connected to one end of the first aluminum plate 24. A tensioning wheel 19 is installed between the first aluminum plate 24 and the second aluminum plate 27. The surface of the sandpaper belt 25 is transmission-connected to the surfaces of the nylon roller 18 and the tensioning wheel 19. A slide groove 22 is provided on the surface of the mounting plate 11. A sliding seat 21 is fixedly installed on the lower surface of the first reduction motor 17. The surface of the sliding seat 21 is slidably connected to the inside of the slide groove 22.

[0024] In this embodiment, by starting the first reduction motor 17 to drive the driving wheel 23 to rotate, thereby driving the sandpaper belt 25 to move, the weld angle can be quickly polished, and the polishing work can be quickly completed. At the same time, by starting the second reduction motor 12 to drive the eccentric wheel 13 to rotate, the push rod 14 drives the rocker arm 15 to swing back and forth along the hinge point between the rocker arm 15 and the mounting plate 11. The swing of the rocker arm 15 drives the first aluminum plate 24 and the sandpaper belt 25 to swing around the mounting column 20, so that the two sides of the weld angle can be effectively completed at one time. The grinding process is carried out by sliding the sliding seat 21 inside the slide groove 22, which is convenient for supporting the first reduction motor 17 without affecting the movement of the first reduction motor 17 following the first aluminum plate 24. The sandpaper belt 25 is stretched by the nylon roller 18 and the tensioning wheel 19, which is convenient for the driving wheel 23 to drive the sandpaper belt 25 to move. The first aluminum plate 24 is supported by the setting of the support seat 26. The rotation speed of the sandpaper belt 25 is adjusted by the first reduction motor 17, and the swing speed of the sandpaper belt 25 is adjusted by the second reduction motor 12.

[0025] Embodiment 2:

[0026] See also Figure 1-5 , this embodiment provides a technical solution based on the first embodiment: the left side of the wind shield 5 is fixedly connected with the exhaust fan 3, the surface of the exhaust fan 3 is fixedly installed with a mounting frame 7, the lower surface of the mounting frame 7 is fixedly installed on the upper surface of the tripod 2, and the lower end of the inside of the tripod 2 is fixedly installed with an electric control box 6, the workbench 4 includes a bottom plate 42, the lower surface of the bottom plate 42 is fixedly installed on the upper surface of the tripod 2, a threaded seat 49 is fixedly installed in the center of the bottom plate 42, the inner wall of the threaded seat 49 is threadedly connected with a threaded rod 44, the upper end of the threaded rod 44 is rotatably connected with a mounting seat 43, a lifting platform 41 is fixedly installed on the upper surface of the mounting seat 43, a limiting plate 48 is installed on the upper surface of the lifting platform 41, a sliding rod 47 is fixedly installed on the lower surface of the lifting platform 41, and the side wall of the sliding rod 47 is slidably connected to the inside of the bottom plate 42, a working groove 51 is opened on the surface of the wind shield 5, a lower dust cover 52 is arranged below the wind shield 5, and the upper surface of the lower dust cover 52 is fixedly installed on the lower surface of the workpiece module 1.

[0027] In this embodiment, the product to be polished is placed flat on the workbench 4 to reduce manual operation. The staff does not need to hold the product for polishing. The threaded rod 44 is rotated to drive the lifting platform 41 to rise and fall, so that the height of the workbench 4 can be adjusted according to the needs of polishing different products. The four corners of the lifting platform 41 are auxiliary supported by the sliding rod 47. The setting of the limit plate 48 is convenient for limiting the position of the product to be polished. The dust is extracted by the setting of the exhaust fan 3 to reduce the harm of dust to people. The dust generated by polishing is covered inside the wind shield 5 and the lower dust cover 52 by the setting of the wind shield 5 and the lower dust cover 52, which is convenient for the exhaust fan 3 to extract dust. The opening of the working groove 51 facilitates the operation of the workpiece module 1. The exhaust fan 3 is fixedly installed on the upper surface of the tripod 2 and the left side of the wind shield 5 by the setting of the mounting frame 7. The exhaust fan 3, the second reduction motor 12 and the first reduction motor 17 are controlled by the electric control box 6.

[0028] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0029] During operation, by starting the first reduction motor 17 to drive the driving wheel 23 to rotate, thereby driving the sandpaper belt 25 to move, the weld angle can be quickly polished and the polishing work can be quickly completed. At the same time, by starting the second reduction motor 12 to drive the eccentric wheel 13 to rotate, the push rod 14 drives the rocker arm 15 to swing back and forth along the hinge point between the rocker arm 15 and the mounting plate 11. The swing of the rocker arm 15 drives the first aluminum plate 24 and the sandpaper belt 25 to shake its head around the mounting column 20, so that the polishing process of the two surfaces of the weld angle can be effectively completed at one time, and the product to be polished is placed flat on the workbench 4, which reduces manual operation and does not require staff to hold the product for polishing.

[0030] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An angle grinder, comprising a stand (2), characterized in that: A workbench (4) is installed on the upper surface of the tripod (2), a wind shield (5) is arranged on the left side of the workbench (4), a workpiece module (1) is arranged inside the wind shield (5), and the lower surface of the workpiece module (1) is fixedly installed on the upper surface of the tripod (2); The workpiece module (1) comprises a mounting plate (11), the lower surface of the mounting plate (11) is fixedly mounted on the upper surface of the tripod (2), the upper surface of the mounting plate (11) is fixedly mounted with a mounting column (20), the surface of the mounting column (20) is fixedly mounted with a support seat (26), the lower surface of the support seat (26) is fixedly mounted on the upper surface of the mounting plate (11), the surface of the mounting column (20) is sleeved with a first aluminum plate (24), the lower surface of the first aluminum plate (24) is movably connected to the upper surface of the support seat (26), the upper surface of the first aluminum plate (24) is rotatably mounted with a nylon roller (18), the upper surface of the nylon roller (18) is rotatably mounted with a second aluminum plate (27), the center of the second aluminum plate (27) is sleeved on the surface of the mounting column (20), and the first aluminum plate ( A first reduction motor (17) is fixedly mounted on the lower surface of the mounting plate (11), a driving wheel (23) is fixedly mounted on the output end of the first reduction motor (17), the upper and lower ends of the driving wheel (23) are respectively movably connected to the surfaces of the second aluminum plate (27) and the first aluminum plate (24), a sandpaper belt (25) is transmission-connected to the surface of the driving wheel (23), a second reduction motor (12) is fixedly mounted on the surface of the mounting plate (11), an eccentric wheel (13) is fixedly mounted on the output end of the second reduction motor (12), a push rod (14) is hinged on the surface of the eccentric wheel (13), one end of the push rod (14) is hinged on a rocker arm (15), one end of the rocker arm (15) is hinged on the surface of the mounting plate (11), and the other end of the rocker arm (15) is connected to one end hinged on the first aluminum plate (24).

2. An angle grinder according to claim 1, characterized in that: The left side of the wind shield (5) is fixedly connected to an exhaust fan (3), a mounting frame (7) is fixedly mounted on the surface of the exhaust fan (3), the lower surface of the mounting frame (7) is fixedly mounted on the upper surface of the tripod (2), and an electric control box (6) is fixedly mounted on the lower end of the interior of the tripod (2).

3. The angle grinder according to claim 1, characterized in that: The workbench (4) comprises a base plate (42), the lower surface of the base plate (42) is fixedly mounted on the upper surface of the tripod (2), a threaded seat (49) is fixedly mounted in the center of the base plate (42), a threaded rod (44) is threadedly connected to the inner wall of the threaded seat (49), the upper end of the threaded rod (44) is rotatably connected to a mounting seat (43), a lifting platform (41) is fixedly mounted on the upper surface of the mounting seat (43), a limiting plate (48) is mounted on the upper surface of the lifting platform (41), a sliding rod (47) is fixedly mounted on the lower surface of the lifting platform (41), and the side wall of the sliding rod (47) is slidably connected to the inside of the base plate (42).

4. The angle grinder according to claim 1, characterized in that: A tension wheel (19) is installed between the first aluminum plate (24) and the second aluminum plate (27), and the surface of the sandpaper belt (25) is drivingly connected to the surfaces of the nylon roller (18) and the tension wheel (19).

5. The angle grinder according to claim 1, characterized in that: A sliding groove (22) is provided on the surface of the mounting plate (11), a sliding seat (21) is fixedly mounted on the lower surface of the first reduction motor (17), and the surface of the sliding seat (21) is slidably connected to the inside of the sliding groove (22).

6. The angle grinder according to claim 1, characterized in that: A working groove (51) is provided on the surface of the wind shield (5), a lower dust shield (52) is provided below the wind shield (5), and the upper surface of the lower dust shield (52) is fixedly mounted on the lower surface of the workpiece module (1).

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