Coating grinding equipment

Abstract

The utility model relates to coating polishing equipment, which belongs to the technical field of polishing equipment and comprises a U-shaped frame, a motor is fixed on the left side of the U-shaped frame, and a fixing plate is fixed in the U-shaped frame. According to the coating polishing equipment, a coil can be electrified, an iron core generates magnetic attraction, the iron core can be magnetically attracted to a steel component and is perpendicular to the steel component, a worker does not need to hold the polishing machine by hand to attach the polishing machine to the steel component, potential safety hazards are reduced, a motor is started to drive a rotating rod to rotate, a polishing block is driven to rotate, and a coating can be polished; during grinding, a hand wheel can be rotated to drive a threaded rod to rotate in the frame body, then a grinding block can move rightwards under the action of mutual cooperation of a hinged connecting rod, four fixing cylinders and four fixing rods, and then the grinding depth can be adjusted by referring to a graduated scale in a fixing groove; and a coating on the surface can be accurately polished.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding equipment, in particular to coating grinding equipment. Background Art

[0002] Steel structure is a structure made of steel materials and is one of the main types of building structures. Steel structure coating grinding is used for steel structure buildings or other steel structures that require surface coating grinding to ensure the accuracy of data during testing.

[0003] For example, Chinese patent CN206523350U discloses a handheld coating grinder, including a micro motor, an ash storage box, a grinding disc, a spindle and a handle. The micro motor is connected to the spindle, and the spindle is provided with a first blade group, a second blade group and a central gear from top to bottom. The ash storage box is located below the first blade group, and the spindle passes through the ash storage box. A filter is provided between the ash storage box and the first blade group; a dust cover is provided on the outside of the second blade group and the central gear, and side gears are symmetrically provided on both sides of the central gear. The two side gears are provided with synchronous gear belts, and the two side gears are respectively connected to the grinding disc through universal joints. The central gear drives the two side gears, and the two side gears are connected to the felt brush through the universal joint. During grinding, the universal joint can adjust the grinding angle according to the curvature of the object surface. The two grinding discs cooperate with each other and are suitable for curved surfaces. The two grinding discs operate at the same time, which greatly improves the grinding efficiency.

[0004] Although the two grinding discs in the above patent cooperate with each other and are suitable for curved surfaces, and the two grinding discs operate simultaneously, greatly improving the grinding efficiency, the patent requires manual hand-held electric tools for grinding. Workers are required to hold the grinder in the project, which is prone to injuries, and workers cannot accurately grind off the surface coating when grinding. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model provides a coating grinding equipment, which has the advantages of improving safety during grinding and being able to accurately grind off the surface coating. It solves the problem that manual hand-held electric tools are needed for grinding, workers need to hold grinders during construction, which is prone to injuries, and workers cannot accurately grind off the surface coating when grinding.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a coating grinding device, comprising a U-shaped frame, a motor is fixed on the left side of the U-shaped frame, a fixing plate is fixed inside the U-shaped frame, a rotating rod is rotatably connected to the left side wall of the inner cavity of the U-shaped frame through a bearing, the outer side of the motor output shaft passes through the U-shaped frame and is fixedly connected to the left side of the rotating rod, and is used to drive the rotating rod, the rotating rod is rotatably connected to the inside of the fixing plate through a bearing, a connecting mechanism is provided on the left side of the U-shaped frame, and a connecting frame is fixed to the left side of the motor;

[0007] The connecting mechanism includes a shell, an iron core, a coil, four fixed cylinders, four fixed rods, four fixed slots, four scales and an adjustment assembly. The four fixed rods are fixed at the four corners of the left side of the U-shaped frame, the fixed cylinder is slidably connected to the outside of the fixed rod, the shell is arranged on the left side of the four fixed cylinders, the right side of the iron core is fixedly connected to the right side wall of the shell inner cavity, the coil is wound and arranged on the outside of the iron core, the fixed slot is opened on the front of the fixed rod, and the scale is arranged on the back wall of the inner cavity of the fixed slot.

[0008] By adopting this technical solution, the safety during grinding is improved and the surface coating can be accurately ground off.

[0009] Furthermore, the adjustment assembly includes a frame body, a threaded rod, a handwheel, a moving block, a connecting rod, a limit slot and a limit block. The frame body is fixed to the right side of the shell, the threaded rod is rotatably connected to the inside of the frame body through a bearing, the bottom end of the threaded rod passes through the frame body and is fixedly connected to the top end of the handwheel, the moving block is threadedly connected to the outside of the threaded rod, and one end of the connecting rod is hingedly connected to the right side of the moving block through a hinge seat.

[0010] By adopting this technical solution, the grinding depth of the coating can be adjusted by adjusting the components.

[0011] Furthermore, one end of the connecting rod away from the moving block is hingedly connected to the left side of the connecting frame through a hinge seat, the limit groove is opened on the left side wall of the frame body cavity, the limit block is slidably connected to the inside of the limit groove, and the right side of the limit block is fixedly connected to the left side of the moving block.

[0012] By adopting this technical solution, the movable block can be limited by the cooperation between the limiting groove and the limiting block.

[0013] Furthermore, the outer diameter of the fixing rod is matched with the inner diameter of the fixing tube, and the fixing rod moves linearly left and right inside the fixing tube.

[0014] By adopting this technical solution, the fixing rod can move linearly left and right inside the fixing tube, thereby improving the stability of the grinding block in moving left and right.

[0015] Furthermore, a mounting plate is fixed on the right side of the rotating rod, and a grinding block is fixedly mounted on the right side of the mounting plate.

[0016] By adopting this technical solution, the rotation of the rotating rod can drive the grinding block to rotate and grind the coating.

[0017] Furthermore, the motor is located on the longitudinal center axis of the U-shaped frame.

[0018] By adopting this technical solution, the stability of the rotation of the rotating rod driven by the motor is improved.

[0019] Furthermore, the shell is in the shape of a rectangular body which is hollow inside and missing on the left side.

[0020] By adopting this technical solution, the iron core is arranged inside the shell, and the shell has protective performance.

[0021] Furthermore, the iron core is located on the transverse center axis of the shell.

[0022] By adopting this technical solution, the iron core can be magnetically attracted to the rigid component.

[0023] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0024] The coating grinding equipment can energize the coil to generate magnetic attraction on the iron core, and can magnetically attract the iron core to the steel component and be perpendicular to the steel component, eliminating the need for workers to hold the grinder on the steel component, reducing safety hazards, and grinding the coating by starting the motor to drive the rotating rod to rotate and drive the grinding block to rotate. When grinding, the threaded rod can be driven to rotate inside the frame by turning the hand wheel, and then the grinding block can be moved to the right through the cooperation between the hinged connecting rod, four fixed cylinders and four fixed rods, and then the grinding depth can be adjusted by referring to the scale inside the fixed groove, so that the surface coating can be accurately polished off. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the structure of the utility model;

[0026] Figure 2 This is a three-dimensional structural schematic diagram of the U-shaped frame of the utility model;

[0027] Figure 3 It is a schematic diagram of the connection mechanism of the utility model.

[0028] In the figure: 1. U-shaped frame; 2. motor; 3. fixed plate; 4. rotating rod; 5. connecting mechanism; 51. shell; 52. iron core; 53. coil; 54. fixed cylinder; 55. fixed rod; 56. fixed groove; 57. scale; 58. adjustment assembly; 581. frame; 582. threaded rod; 583. hand wheel; 584. moving block; 585. connecting rod; 586. limit groove; 587. limit block; 6. connecting frame; 7. mounting plate; 8. grinding block. DETAILED DESCRIPTION

[0029] 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.

[0030] See also Figure 1-2 A coating grinding device in this embodiment includes a U-shaped frame 1, a motor 2 is fixed on the left side of the U-shaped frame 1, a fixed plate 3 is fixed inside the U-shaped frame 1, and a rotating rod 4 is rotatably connected to the left side of the rotating rod 4 through a bearing. The outer side of the output shaft of the motor 2 passes through the U-shaped frame 1 and is fixedly connected to the left side of the rotating rod 4, and is used to drive the rotating rod 4. The rotating rod 4 is rotatably connected to the inside of the fixed plate 3 through a bearing. A connecting mechanism 5 is provided on the left side of the U-shaped frame 1. The connecting mechanism 5 improves the safety during grinding and can accurately grind off the surface coating. A connecting frame 6 is fixed on the left side of the motor 2.

[0031] In this embodiment, a mounting plate 7 is fixed to the right side of the rotating rod 4 , a grinding block 8 is fixed to the right side of the mounting plate 7 , and the motor 2 is located on the longitudinal center axis of the U-shaped frame 1 .

[0032] See also Figure 3 In order to improve the safety during grinding and accurately grind off the surface coating, in this embodiment, the connecting mechanism 5 includes a shell 51, an iron core 52, a coil 53, four fixed cylinders 54, four fixed rods 55, four fixed grooves 56, four scales 57 and an adjustment assembly 58. The four fixed rods 55 are fixed at the four corners on the left side of the U-shaped frame 1, and the fixed cylinders 54 are slidably connected to the outside of the fixed rods 55. The shell 51 is arranged on the left side of the four fixed cylinders 54, the right side of the iron core 52 is fixedly connected to the right side wall of the inner cavity of the shell 51, the coil 53 is wound and arranged on the outside of the iron core 52, the fixed groove 56 is opened on the front of the fixed rod 55, and the scale 57 is arranged on the back wall of the inner cavity of the fixed groove 56.

[0033] In this embodiment, the coil 53 can be energized to generate magnetic attraction on the iron core 52, and the iron core 52 can be magnetically attracted to the steel component and perpendicular to the steel component, eliminating the need for workers to hold the grinder on the steel component and reducing safety hazards.

[0034] In this embodiment, the adjustment assembly 58 includes a frame 581, a threaded rod 582, a handwheel 583, a moving block 584, a connecting rod 585, a limit groove 586 and a limit block 587. The frame 581 is fixed to the right side of the shell 51, and the threaded rod 582 is rotatably connected to the inside of the frame 581 through a bearing. The bottom end of the threaded rod 582 passes through the frame 581 and is fixedly connected to the top of the handwheel 583. The moving block 584 is threadedly connected to the outside of the threaded rod 582, and one end of the connecting rod 585 is hingedly connected to the right side of the moving block 584 through a hinge seat.

[0035] In this embodiment, the coating can be polished by starting the motor 2 to drive the rotating rod 4 to rotate, and drive the mounting plate 7 and the polishing block 8 to rotate. During polishing, the threaded rod 582 can be driven to rotate inside the frame 581 by rotating the hand wheel 583.

[0036] In this embodiment, one end of the connecting rod 585 away from the moving block 584 is hingedly connected to the left side of the connecting frame 6 through a hinge seat, the limiting groove 586 is opened on the left side wall of the inner cavity of the frame body 581, the limiting block 587 is slidably connected to the inside of the limiting groove 586, the right side of the limiting block 587 is fixedly connected to the left side of the moving block 584, the outer diameter of the fixed rod 55 is adapted to the inner diameter of the fixed cylinder 54, the fixed rod 55 makes a linear movement left and right inside the fixed cylinder 54, the shape of the shell 51 is a rectangular body with a hollow interior and a missing left side, and the iron core 52 is located on the transverse center axis of the shell 51.

[0037] It should be noted that the movable block 584 threadedly connected to the outside of the threaded rod 582 moves upward under the cooperation between the limiting groove 586 and the limiting block 587, and then the grinding block 8 can be moved to the right through the cooperation between the hinged connecting rod 585, the four fixed cylinders 54 and the four fixed rods 55. By referring to the scale 57 inside the fixed groove 56, the grinding depth can be adjusted, and the surface coating can be accurately polished off.

[0038] The working principle of the above embodiment is:

[0039] The coil 53 can be energized to generate magnetic attraction on the iron core 52, and the iron core 52 can be magnetically attracted to the steel component and perpendicular to the steel component, eliminating the need for workers to hold the grinder on the steel component by hand, reducing safety hazards, and the coating can be polished by starting the motor 2 to drive the rotating rod 4 to rotate, and drive the mounting plate 7 and the polishing block 8 to rotate. During polishing, the threaded rod 582 can be driven to rotate inside the frame 581 by rotating the hand wheel 583, and the moving block 584 threadedly connected to the outside of the threaded rod 582 moves upward under the cooperation between the limiting groove 586 and the limiting block 587, and then the polishing block 8 can be moved to the right under the cooperation between the hinged connecting rod 585, the four fixed cylinders 54 and the four fixed rods 55, and then the grinding depth can be adjusted by referring to the scale 57 inside the fixing groove 56, so that the surface coating can be accurately polished off.

Claims

1. A coating polishing device, comprising a U-shaped frame (1), characterized in that: A motor (2) is fixed on the left side of the U-shaped frame (1), a fixing plate (3) is fixed inside the U-shaped frame (1), a left side wall of the inner cavity of the U-shaped frame (1) is rotatably connected to a rotating rod (4) via a bearing, the outer side of the output shaft of the motor (2) passes through the U-shaped frame (1) and is fixedly connected to the left side of the rotating rod (4) and is used to drive the rotating rod (4), the rotating rod (4) is rotatably connected to the inside of the fixing plate (3) via a bearing, a connecting mechanism (5) is provided on the left side of the U-shaped frame (1), and a connecting frame (6) is fixed to the left side of the motor (2); The connecting mechanism (5) comprises a shell (51), an iron core (52), a coil (53), four fixed cylinders (54), four fixed rods (55), four fixed slots (56), four scales (57) and an adjustment assembly (58), wherein the four fixed rods (55) are fixed at four corners on the left side of the U-shaped frame (1), the fixed cylinders (54) are slidably connected to the outside of the fixed rods (55), the shell (51) is arranged on the left side of the four fixed cylinders (54), the right side of the iron core (52) is fixedly connected to the right side wall of the inner cavity of the shell (51), the coil (53) is wound and arranged on the outside of the iron core (52), the fixed slot (56) is opened on the front side of the fixed rod (55), and the scale (57) is arranged on the back wall of the inner cavity of the fixed slot (56).

2. A coating grinding device according to claim 1, characterized in that: The adjustment assembly (58) comprises a frame (581), a threaded rod (582), a hand wheel (583), a moving block (584), a connecting rod (585), a limiting groove (586) and a limiting block (587); the frame (581) is fixed to the right side of the housing (51); the threaded rod (582) is rotatably connected to the inside of the frame (581) via a bearing; the bottom end of the threaded rod (582) passes through the frame (581) and is fixedly connected to the top end of the hand wheel (583); the moving block (584) is threadedly connected to the outside of the threaded rod (582); and one end of the connecting rod (585) is hingedly connected to the right side of the moving block (584) via a hinge seat.

3. A coating grinding device according to claim 2, characterized in that: One end of the connecting rod (585) away from the moving block (584) is hingedly connected to the left side of the connecting frame (6) via a hinge seat, the limiting groove (586) is provided on the left side wall of the inner cavity of the frame body (581), the limiting block (587) is slidably connected inside the limiting groove (586), and the right side of the limiting block (587) is fixedly connected to the left side of the moving block (584).

4. A coating grinding device according to claim 1, characterized in that: The outer diameter of the fixing rod (55) is matched to the inner diameter of the fixing cylinder (54), and the fixing rod (55) moves linearly left and right inside the fixing cylinder (54).

5. A coating grinding device according to claim 1, characterized in that: A mounting plate (7) is fixed to the right side of the rotating rod (4), and a grinding block (8) is fixedly mounted to the right side of the mounting plate (7).

6. A coating grinding device according to claim 1, characterized in that: The motor (2) is located on the longitudinal center axis of the U-shaped frame (1).

7. A coating grinding device according to claim 1, characterized in that: The shell (51) is in the shape of a rectangular body with a hollow interior and a missing left side.

8. A coating grinding device according to claim 1, characterized in that: The iron core (52) is located on the transverse center axis of the housing (51).

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