Special handheld grinding wheel for automobile repair

Abstract

The handheld polishing wheel special for automobile repair comprises a polishing machine body, the polishing machine body comprises a driving end, a fixed chassis arranged at the bottom end of the driving end and a polishing wheel rotationally connected to the bottom end of the fixed chassis, and a protection assembly is arranged at the bottom end of the fixed chassis and located on the outer side of the polishing wheel; when a worker needs to use the polishing machine body to polish an automobile, firstly, the fixing ring is arranged on the periphery of the fixing chassis from the bottom end of the driving end in a sleeving mode, then the fixing rod on the inner side of the fixing ring is pushed, the fixing rod is inserted into the fixing groove hole in the periphery of the fixing chassis, and then the rotating handle is rotated to drive the fixing ring to rotate. And a rotating clamping rod at one end of a fixing rod is driven to rotate in a rotating clamping groove in the inner side of a fixing groove hole, the protection assembly is rapidly fixed to the periphery of a fixing base plate, splashing of waste chips can be reduced through a protection plate at the bottom end of a fixing ring when the grinding wheel conducts grinding, damage to workers caused by the waste chips is reduced, and the operation safety of the workers is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of handheld grinding equipment, in particular to a handheld grinding wheel special for auto repair. Background Art

[0002] A hand-held grinding wheel for auto repair is a tool used in the auto repair industry that can be used to grind and polish car surfaces, parts and accessories to restore their finish, remove blemishes, repair scratches or remove oxidation layers.

[0003] The handheld grinding wheel is easy to control and easy to operate. However, when the handheld grinding wheel is used to grind a car, the waste chips generated by the rotation of the grinding wheel will splash and cause harm to the operator. Utility Model Content

[0004] The purpose of the utility model is to provide a handheld grinding wheel specially used for auto repair in order to solve the problem that the existing handheld grinding wheel is easy to control and simple and convenient to operate, but when the handheld grinding wheel is used to grind a car, the waste chips generated when the grinding wheel rotates and grinds will splash and cause harm to the operator.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a hand-held grinding wheel specially used for auto repair, comprising a grinding body, the grinding body comprising a driving end, a fixed chassis arranged at the bottom of the driving end, and a grinding wheel rotatably connected to the bottom of the fixed chassis, a protective component is arranged at the bottom of the fixed chassis and located on the outside of the grinding wheel, the protective component comprises a fixed ring and a protective plate fixed to the bottom of the fixed ring, the outer circumference of the fixed ring is evenly surrounded by fixing holes rotatably connected to a fixing rod, the outer circumference of the fixed chassis is evenly provided with fixing slots clamped to the fixing rod, the inner side of the fixing slots is symmetrically provided with rotating slots rotatably clamped to a rotating clamping rod, and the rotating clamping rod is symmetrically fixed to one end of the fixed rod.

[0006] As a further solution of the utility model: one end of the driving end is provided with an adjustment handle for controlling the operation of the grinding wheel, and the adjustment handle is electrically connected to the driving end, and one end of the driving end is provided with a gripping handle for easy operation.

[0007] As a further solution of the utility model: a rotating handle for rotation is fixedly provided at one end of the fixing rod, and the rotating handle is made of frosted material.

[0008] As a further solution of the utility model: a protection extension plate is slidably connected inside the protection plate to facilitate adjustment of the protection depth.

[0009] As a further solution of the utility model: a limiting groove fixed with the limiting rod is opened at one end of the protection extension plate, and the limiting groove is evenly opened around the outer periphery of the protection extension plate, and the limiting groove is also opened on the outer periphery of the protection plate.

[0010] As a further solution of the utility model: the limiting rod passes through the limiting groove at one end of the protective plate and the protective extension plate to be fixed to the protective extension plate.

[0011] As a further solution of the utility model: the protective component is made of polycarbonate material.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model discloses that when a worker needs to use the grinding machine body to grind an automobile, the fixing ring is first sleeved from the bottom end of the driving end to the outer periphery of the fixed chassis, and then the fixing rod inside the fixing ring is pushed to insert the fixing rod into the fixing slot hole on the outer periphery of the fixed chassis, and then the rotating handle is rotated to drive the rotating clamping rod at one end of the fixing rod to rotate in the rotating clamping slot inside the fixing slot hole, so that the protective component is quickly fixed to the outer periphery of the fixed chassis, and the protective plate at the bottom end of the fixing ring can reduce the splashing of waste chips when the grinding wheel is grinding, reduce the damage to the worker caused by the waste chips, and increase the safety of the worker's operation;

[0014] According to the grinding angle and depth, the staff will pull the limit rod out of the limit slot at one end of the protective plate and the protective extension plate. At this time, the protective extension plate will be pulled out to extend the protective depth of the protective component. The limit rod will then be inserted back into the limit slot to complete the fixation, thereby increasing the functionality of the protective component. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the expanded structure of the grinding machine body of the utility model;

[0017] Figure 3 This utility model Figure 2 A schematic diagram of the enlarged structure at A in the middle;

[0018] Figure 4 It is a schematic diagram of the cross-sectional structure of the protective component of the utility model;

[0019] Figure 5 It is a schematic diagram of the bottom structure of the grinding machine body of the utility model.

[0020] In the figure: 1. grinding body; 11. driving end; 12. adjusting handle; 13. holding handle; 14. fixing chassis; 15. grinding wheel; 2. protection component; 21. fixing ring; 22. fixing hole; 23. fixing slot hole; 24. fixing rod; 25. rotating slot; 26. rotating rod; 27. rotating handle; 28. protection plate; 29. ​​protection extension plate; 210. limit slot; 211. limit rod. 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] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation of the present utility model. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" 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 directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two elements. 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. The following is an explanation of the embodiments of the present utility model based on the overall structure of the present utility model.

[0023] Reference Figures 1 to 5In an embodiment of the utility model, a hand-held grinding wheel for auto repair includes a grinding body 1, the grinding body 1 includes a driving end 11, a fixed chassis 14 arranged at the bottom of the driving end 11, and a grinding wheel 15 rotatably connected to the bottom of the fixed chassis 14, a protective component 2 is arranged at the bottom of the fixed chassis 14 and located on the outside of the grinding wheel 15, the protective component 2 includes a fixed ring 21 and a protective plate 28 fixedly arranged at the bottom of the fixed ring 21, a fixed hole 22 rotatably connected to a fixed rod 24 is evenly arranged around the outer periphery of the fixed ring 21, a fixed slot 23 rotatably connected to the fixed rod 24 is evenly arranged on the outer periphery of the fixed chassis 14, a rotating slot 25 rotatably connected to a rotating clamping rod 26 is symmetrically arranged on the inner side of the fixed slot 23, the rotating clamping rod 26 is symmetrically fixed to one end of the fixed rod 24, and the protective component 2 is made of polycarbonate material.

[0024] Reference Figure 1 and Figure 2 An adjusting handle 12 for controlling the grinding wheel 15 to work is disposed at one end of the driving end 11, and the adjusting handle 12 is electrically connected to the driving end 11, and a holding handle 13 for easy operation is disposed at one end of the driving end 11.

[0025] Reference Figure 2 and Figure 3 A rotating handle 27 is fixedly disposed at one end of the fixing rod 24 for rotation, and the rotating handle 27 is made of frosted material.

[0026] Reference Figure 4 A protective extension plate 29 is slidably connected inside the protective plate 28 to facilitate adjusting the protective depth. A limiting groove 210 is provided at one end of the protective extension plate 29 to be fixed with a limiting rod 211, and the limiting grooves 210 are evenly arranged around the outer periphery of the protective extension plate 29. The limiting grooves 210 are also arranged on the outer periphery of the protective plate 28. The limiting rod 211 penetrates the protective plate 28 and the limiting groove 210 at one end of the protective extension plate 29 to fix the protective extension plate 29.

[0027] The working principle of the utility model is as follows: when the staff needs to use the grinding machine body 1 to grind the car, firstly, the fixing ring 21 is sleeved from the bottom end of the driving end 11 to the outer periphery of the fixed chassis 14, and then the fixing rod 24 inside the fixing ring 21 is pushed to insert the fixing rod 24 into the fixing slot 23 on the outer periphery of the fixed chassis 14, and then the rotating handle 27 is rotated to drive the rotating clamping rod 26 at one end of the fixing rod 24 to rotate in the rotating clamping slot 25 inside the fixing slot 23, so that the protective component 2 is quickly fixed to the outer periphery of the fixed chassis 14. The protective plate 28 at the bottom of the fixed ring 21 can reduce the splash of waste chips when the grinding wheel 15 is grinding, reduce the harm of waste chips to the staff, and increase the safety of the staff's operation. Then the staff will pull the limit rod 211 out of the limit groove 210 at one end of the protective plate 28 and the protective extension plate 29 according to the grinding angle and depth. At this time, the protective extension plate 29 is pulled to extend the protection depth of the protective component 2, and then the limit rod 211 is reversely inserted back into the limit groove 210 to complete the fixation, thereby increasing the functionality of the protective component 2.

[0028] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A hand-held grinding wheel for auto repair, characterized in that: The invention comprises a grinding machine body (1), the grinding machine body (1) comprising a driving end (11), a fixed chassis (14) arranged at the bottom end of the driving end (11), and a grinding wheel (15) rotatably connected to the bottom end of the fixed chassis (14); a protection component (2) is arranged at the bottom end of the fixed chassis (14) and outside the grinding wheel (15); the protection component (2) comprises a fixed ring (21) and a protection plate (28) fixed at the bottom end of the fixed ring (21); fixed holes (22) rotatably connected to a fixed rod (24) are uniformly arranged around the outer periphery of the fixed ring (21); fixed slots (23) rotatably connected to the fixed rod (24) are uniformly arranged on the outer periphery of the fixed chassis (14); rotating slots (25) rotatably connected to a rotating clamping rod (26) are symmetrically arranged inside the fixed slots (23); the rotating clamping rod (26) is symmetrically fixed to one end of the fixed rod (24).

2. The hand-held grinding wheel for auto repair according to claim 1, characterized in that: An adjusting handle (12) for controlling the grinding wheel (15) to work is provided at one end of the driving end (11), and the adjusting handle (12) is electrically connected to the driving end (11). A gripping handle (13) for easy operation is provided at one end of the driving end (11).

3. The hand-held grinding wheel for auto repair according to claim 1, characterized in that: A rotating handle (27) is fixedly provided at one end of the fixing rod (24) for rotation, and the rotating handle (27) is made of frosted material.

4. The hand-held grinding wheel for auto repair according to claim 1, characterized in that: A protection extension plate (29) is slidably connected inside the protection plate (28) for facilitating adjustment of the protection depth.

5. The hand-held grinding wheel for automobile repair according to claim 4, characterized in that: One end of the protective extension plate (29) is provided with a limiting groove (210) which is fixed to the limiting rod (211), and the limiting groove (210) is evenly arranged around the outer periphery of the protective extension plate (29). The limiting groove (210) is also arranged on the outer periphery of the protective plate (28).

6. The hand-held grinding wheel for automobile repair according to claim 5, characterized in that: The limiting rod (211) passes through the limiting groove (210) at one end of the protection plate (28) and the protection extension plate (29) to fix the protection extension plate (29).

7. The hand-held grinding wheel for automobile repair according to claim 1, characterized in that: The protection component (2) is made of polycarbonate material.

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