Outer side external corner burr removing device for stainless steel angle steel

Abstract

The utility model relates to the technical field of spare and accessory part machining, and discloses a stainless steel angle steel outer side external corner burr removing device which comprises a grinding machine body, a motor head and a grinding mechanism, and the grinding mechanism is connected with a motor output end in the motor head in an inserted mode. The grinding mechanism is rotationally connected with the motor head, and the outer side of the grinding machine body is sleeved with a storage belt. According to the handheld polisher, the drill bit of the handheld polisher can be replaced, so that when the polisher is used for polishing and deburring materials with different sizes and shapes or external corners and the like, the drill bit can be replaced with a more suitable drill bit at any time for use, and the drill bit can be replaced according to different requirements and surface treatment. The handheld grinding machine with the replaceable drill bit has higher flexibility in different working scenes; and moreover, different types of drill bits can be placed at one place and are arranged together with the handheld grinding machine, so that the drill bit is convenient to carry and use at any time.

Description

Technical Field

[0001] The utility model relates to the technical field of spare parts processing, in particular to a device for removing burrs from the outer positive corners of stainless steel angle steels. Background Art

[0002] A grinder is a machine tool used to polish and level surfaces. It processes various materials such as metal and wood through the coordinated work of a drill, a motor and a transmission mechanism. The drill is the core of the grinder. The motor is connected to the drill through a belt. Driven by the motor, the drill performs reciprocating motion to rub the concave and convex parts of the workpiece surface, thereby achieving the purpose of polishing. Handheld grinders for grinding stainless steel burrs are usually light, easy to operate and have moderate power. They are suitable for the burr processing of various stainless steels and other metal materials. In the process of grinding stainless steel external angles, appropriate tools and drills are usually required. Different types of drills or grinders can be selected for different needs and surface treatments.

[0003] The patent with publication number CN206393408U discloses a hand-held grinder, including a shell, the shell includes a hand-held part and a grinding part, the hand-held part is provided with a driving motor, an output shaft and a switch, one side end of the output shaft extends into the grinding part, the grinding part is provided with a mounting plate, the mounting plate is provided with an engaging part, the grinding part is provided with a clutch assembly, the clutch assembly includes a clutch shaft, a power gear and a transmission gear, the clutch shaft extends to the outside of the shell, the power gear meshes with the output shaft with the movement of the clutch shaft, and when the power gear meshes with the output shaft, the transmission gear meshes with the engaging part, the clutch shaft is provided with a control assembly, the control assembly includes a handle outer sleeve and a bearing seat, the handle outer sleeve moves along its axial direction, and the hand bearing seat is fixed inside the handle outer sleeve; although the above device solves the problem that the rotation of the mounting plate can be temporarily stopped under the premise of keeping the driving motor rotating.

[0004] However, the above technical solution still has the following problems:

[0005] When a grinder is used to grind and remove burrs from stainless steel, it is difficult to grind these areas with the same fixed model of drill bit when faced with stainless steel materials of different shapes or that need to be grinded in a narrow area. This is especially true when grinding the outer corners of stainless steel, which requires the use of a variety of different drill bits and grinding tools. A single drill bit has poor flexibility and other grinders need to be replaced during the grinding operation, reducing work efficiency. Utility Model Content

[0006] In view of the deficiencies in the prior art, the utility model provides a device for removing burrs from the outer external corner of a stainless steel angle steel, so as to solve at least one of the problems raised by the background technology, such as: making the drill bit of the grinder replaceable to adapt to the type of grinding tool required for the grinding material.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a device for removing burrs from the outer side of a stainless steel angle steel, comprising a grinder main body, an electric motor head connected to the top of the grinder main body, and a grinding mechanism connected to the motor inside the motor head, the grinding mechanism and the motor output end inside the motor head are inserted and connected, the grinding mechanism and the electric motor head are detachable, the grinding mechanism and the output end of the electric motor head are rotatably connected, a storage belt is provided on the outer side of the grinder main body, the storage belt and the grinder main body are detachable, and the grinding mechanism can be installed on the surface of the storage belt.

[0008] Furthermore, the grinding mechanism includes a buckling ring, a connecting column, a bearing and a drill bit. One end of the buckling ring is fixedly connected to the connecting column, the inner ring of the other end is fixedly connected to the bearing, the inner ring of the bearing is fixedly connected to the drill bit, and the bottom of the connecting column is buckled with the output end of the motor head.

[0009] Furthermore, a fixed circular shell is fixedly connected to the surface of the motor head, the outer side of the top of the fixed circular shell is buckled and connected to the bottom of the buckle ring, a cross-shaped fixing block is installed in the fixed circular shell, one end of the cross-shaped fixing block is fixedly connected to the output end of the motor head, and a cross-shaped plug-in groove is provided at the bottom of the connecting column for buckling connection with the cross-shaped fixing block.

[0010] Furthermore, a slot is provided on the outside of the buckle ring, a connection port is provided on the outside of the fixed round shell, and a plug-in piece is provided on the outside of the fixed round shell. The plug-in piece passes through the connection port and is fitted and connected with the inner wall of the slot.

[0011] Furthermore, one end of the storage belt is fixedly connected to a T-shaped fixing block, one end of the grinder body is fixedly connected to a slide rail slidably connected to the T-shaped fixing block, one side of the storage belt surface is fixedly connected to a Velcro hook surface, and the back side of the storage belt is fixedly connected to a Velcro sticky surface.

[0012] Furthermore, a plurality of annular sleeves are fixedly connected to the surface of the storage belt.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model makes the drill bit of the hand-held grinder replaceable, so that the grinder can be replaced with a more suitable drill bit at any time when performing grinding and deburring operations on materials of different sizes and shapes or with external angles. According to different needs and surface treatments, the hand-held grinder with replaceable drill bits has greater flexibility in different working scenarios; and different types of drill bits can be placed in one place and placed together with the hand-held grinder, which is convenient to carry and use at any time. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0016] Figure 2 This is a schematic diagram of the three-dimensional structure of the grinding mechanism and the motor head of the utility model;

[0017] Figure 3 This is a three-dimensional structural diagram of the grinding mechanism of the utility model;

[0018] Figure 4 This is a three-dimensional structural diagram of the grinding mechanism of the utility model from another perspective;

[0019] Figure 5 This is a schematic diagram of the three-dimensional structure of the handle of the utility model;

[0020] Figure 6 It is a schematic diagram of the unfolded structure of the storage belt of the utility model.

[0021] In the figure: 1. grinder body; 2. motor head; 3. grinding mechanism; 301. buckle ring; 302. connecting column; 303. bearing; 304. drill bit; 305. slot; 306. cross-shaped plug-in slot; 4. storage belt; 401. T-shaped fixing block; 402. annular sleeve; 403. Velcro hook surface; 404. Velcro sticky surface; 5. fixed round shell; 501. connecting port; 6. cross-shaped fixing block; 7. plug-in plate; 8. slide rail. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] like Figures 1 to 6 As shown, a device for removing burrs from the outer corners of stainless steel angle steel comprises a grinder body 1, an electric motor head 2 connected to the top of the grinder body 1 and a grinding mechanism 3 connected to the motor inside the electric motor head 2, the grinding mechanism 3 and the motor output end inside the electric motor head 2 are inserted and connected, the grinding mechanism 3 and the electric motor head 2 are detachable, the grinding mechanism 3 and the output end of the electric motor head 2 are rotatably connected, a storage belt 4 is sleeved on the outer side of the grinder body 1, the storage belt 4 and the grinder body 1 are detachable, and the grinding mechanism 3 can be installed on the surface of the storage belt 4.

[0024] like Figure 1 As shown, the device for removing burrs from the outer corner of a stainless steel angle steel in the utility model is similar to the structure of an existing hand-held grinder, such as the hand-held grinder disclosed in the patent publication number CN206393408U. The main improvement of the utility model is that the grinder is easier to carry and use at any time. Figures 1 to 6As shown, when using the device for removing burrs from the outer side of a stainless steel angle steel, the storage belt 4 is removed from the grinder body 1, the grinding mechanism 3 and the motor head 2 are installed together, the drill bit 304 in the storage belt 4 is taken out, and the drill bit 304 and the output end of the motor head 2 are fixedly connected. The user holds the outer side of the grinder body 1 with his hand, turns on the motor of the motor head 2, and the motor drives the drill bit 304 to rotate, so as to grind and remove burrs on the stainless steel material; when it is necessary to replace the new drill bit 304, the rotation of the motor can be stopped, and the drill bit 304 can be removed from the motor head 2. After the grinding and burring of the stainless steel material is completed, the drill bit 304 is removed and placed in the storage belt 4, and then one end of the storage belt 4 is inserted into one side of the grinder body 1 and rolled around the outer side of the grinder body 1 for fixation, so that the user can carry multiple drill bits 304 and the handheld grinder at any time; and the handheld grinder with replaceable drill bits 304 is more economical and affordable, and the user can choose a suitable drill bit 304 according to different materials, thereby extending the service life of the drill bit 304 and reducing the cost of replacing the entire equipment.

[0025] like Figure 3 to Figure 4 As shown, the grinding mechanism 3 includes a snap ring 301, a connecting column 302, a bearing 303 and a drill bit 304. One end of the snap ring 301 is fixedly connected to the connecting column 302, and the inner ring of the other end is fixedly connected to the bearing 303. The inner ring of the bearing 303 is fixedly connected to the drill bit 304. The bottom of the connecting column 302 is snap-fitted with the output end of the motor head 2.

[0026] Specifically, through this arrangement, the grinding mechanism 3 can be fixed on the outside of the motor head 2, the buckle ring 301 and the fixed circular shell 5 are connected together, and provide support for the connecting column 302 and the drill bit 304. When the bearing 303 connects the connecting column 302 and the cross-shaped fixing block 6, the buckle ring 301 remains stationary, and the drill bit 304 and the connecting column 302 are driven to rotate by the motor of the motor head 2.

[0027] like Figures 2 to 4 As shown, a fixed circular shell 5 is fixedly connected to the surface of the motor head 2, the outer side of the top of the fixed circular shell 5 is buckled with the bottom of the buckle ring 301, a cross-shaped fixing block 6 is installed in the fixed circular shell 5, one end of the cross-shaped fixing block 6 is fixedly connected to the output end of the motor head 2, and a cross-shaped plug-in groove 306 is provided at the bottom of the connecting column 302 to buckle with the cross-shaped fixing block 6.

[0028] Specifically, by this arrangement, the fixed circular shell 5 provides space between the grinding mechanism 3 and the motor head 2, so that the grinding mechanism 3 and the fixed circular shell 5 are fixed together, and the drill bit 304, the connecting column 302 and the cross-shaped fixing block 6 are connected together, which not only maintains the stability of the connection of the grinding mechanism 3 on the outside of the motor head 2, but also maintains the rotation effect of the grinding mechanism 3.

[0029] like Figures 2 to 4 As shown, a slot 305 is provided on the outside of the buckle ring 301 , a connection port 501 is provided on the outside of the fixed round shell 5 , and a plug-in piece 7 is provided on the outside of the fixed round shell 5 . The plug-in piece 7 penetrates the connection port 501 and fits and connects with the inner wall of the slot 305 .

[0030] Specifically, the arrangement of the plug-in piece 7 can help fix the buckle ring 301 and the fixed round shell 5, further improving the stability between the fixed buckle ring 301 and the fixed round shell 5, and preventing the high-speed rotating drill bit 304 from causing the fixed buckle ring 301 and the fixed round shell 5 to separate and cause personal injury.

[0031] like Figures 5 and 6 As shown, one end of the storage belt 4 is fixedly connected to a T-shaped fixing block 401, one end of the grinder body 1 is fixedly connected to a slide rail 8 slidably connected to the T-shaped fixing block 401, one side of the surface of the storage belt 4 is fixedly connected to a Velcro hook surface 403, and the back side of the storage belt 4 is fixedly connected to a Velcro adhesive surface 404.

[0032] Specifically, through this arrangement, the storage belt 4 and one end of the grinder body 1 can be connected together. After the storage belt 4 is put on the outside of the grinder body 1 and rolled up, the other end of the storage belt 4 is fixed to the outside of the grinder body 1 through the Velcro hook surface 403 and the Velcro adhesive surface 404, so that the user can take away the multiple drill bits 304 on the storage belt 4 at any time, and remove the storage belt 4 when in use, thereby improving the portability of the grinder body 1.

[0033] like Figure 6 As shown, a plurality of annular sleeves 402 are fixedly connected to the surface of the storage belt 4 .

[0034] Specifically, through this arrangement, the drill bit 304 in the storage belt 4 is fixed inside the storage belt 4 by the annular sleeve 402, thereby preventing the drill bit 304 from slipping out of the storage belt 4 and being lost, thereby affecting the grinding operation.

[0035] 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. A device for removing burrs from the outer corner of a stainless steel angle steel, comprising a grinding machine body (1), an electric motor head (2) connected to the top of the grinding machine body (1), and a grinding mechanism (3) connected to the motor inside the electric motor head (2), characterized in that: The grinding mechanism (3) is inserted and connected with the motor output end inside the motor head (2); the grinding mechanism (3) and the motor head (2) are detachably arranged; the grinding mechanism (3) and the output end of the motor head (2) are rotatably connected; a storage belt (4) is sleeved on the outside of the grinding machine body (1); the storage belt (4) and the grinding machine body (1) are detachably arranged; and the grinding mechanism (3) can be installed on the surface of the storage belt (4).

2. The device for removing burrs from the outer side of a stainless steel angle steel according to claim 1, characterized in that: The grinding mechanism (3) comprises a buckling ring (301), a connecting column (302), a bearing (303) and a drill bit (304); one end of the buckling ring (301) is fixedly connected to the connecting column (302); the inner ring of the other end is fixedly connected to the bearing (303); the inner ring of the bearing (303) is fixedly connected to the drill bit (304); and the bottom of the connecting column (302) is buckled and connected to the output end of the motor head (2).

3. The device for removing burrs from the outer side of a stainless steel angle steel according to claim 2, characterized in that: A fixed circular shell (5) is fixedly connected to the surface of the motor head (2), the outer side of the top of the fixed circular shell (5) is buckled and connected to the bottom of the buckle ring (301), a cross-shaped fixed block (6) is installed in the fixed circular shell (5), one end of the cross-shaped fixed block (6) is fixedly connected to the output end of the motor head (2), and a cross-shaped plug-in groove (306) is provided at the bottom of the connecting column (302) to be buckled and connected to the cross-shaped fixed block (6).

4. The device for removing burrs from the outer side of a stainless steel angle steel according to claim 3, characterized in that: The buckle ring (301) is provided with a slot (305) on the outside, the fixed round shell (5) is provided with a connection port (501) on the outside, and a plug-in piece (7) is provided on the outside of the fixed round shell (5). The plug-in piece (7) passes through the connection port (501) and is fitted and connected to the inner wall of the slot (305).

5. A device for removing burrs from the outer side of a stainless steel angle steel according to claim 1, 2, 3 or 4, characterized in that: One end of the storage belt (4) is fixedly connected to a T-shaped fixing block (401), one end of the grinding machine body (1) is fixedly connected to a slide rail (8) slidably connected to the T-shaped fixing block (401), one side of the surface of the storage belt (4) is fixedly connected to a Velcro hook surface (403), and the back side of the storage belt (4) is fixedly connected to a Velcro adhesive surface (404).

6. A device for removing burrs from the outer side of a stainless steel angle steel according to claim 1, 2, 3 or 4, characterized in that: A plurality of annular sleeves (402) are fixedly connected to the surface of the storage belt (4).

7. The device for removing burrs from the outer side of a stainless steel angle steel according to claim 5, characterized in that: A plurality of annular sleeves (402) are fixedly connected to the surface of the storage belt (4).

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