Resin abrasive disc convenient to install

Abstract

The utility model relates to a resin abrasive disc convenient to install, which belongs to the technical field of resin abrasive discs and comprises an abrasive disc body, the abrasive disc body is installed on an installation seat body of external equipment, a central column is fixed on the installation seat body, a central hole is arranged at the central position of the abrasive disc body, and a positioning ring is fixed on the abrasive disc body. The positioning ring is located above the center hole and arranged outside the center column in a sleeving mode, the upper portion of the center column extends to the position above the positioning ring, external threads are arranged on the outer wall of the upper portion of the center column, a protective cover is arranged outside the positioning ring and the center column, a connecting ring is fixed to the top in the protective cover, and internal threads are arranged on the inner wall of the connecting ring. According to the resin abrasive disc, all structural components are relatively stable and reliable, after the abrasive disc body is arranged on the center column in a sleeving mode, the assembling assembly is used for blocking the penetrating channel, and then the protective cover is installed.

Description

TECHNICAL FIELD

[0001] The utility model relates to resin abrasive disc technical field, especially a resin abrasive disc convenient to install. BACKGROUND

[0002] Resin abrasive disc is used for grinding, polishing and other processing tool consumables made of resin as binder and through specific process and abrasive materials, which usually needs to be used with angle grinder or grinding machine, and the material on the resin abrasive disc is continuously rubbed and consumed in the grinding process, so it needs to be replaced after a certain degree of wear and tear.

[0003] Because the resin abrasive disc needs to rotate at high speed during use, it needs to be installed and fixed in place to ensure the concentricity of the resin abrasive disc and the equipment device, otherwise it is easy to cause safety hazards under the unstable rotation of the resin abrasive disc.

[0004] The utility model discloses a super-sharp efficient resin abrasive disc, including fixed disc, the fixed disc inner chamber is close to the edge center place all is seted up fixed groove, and a plurality of fixed grooves are close to the fixed disc inner chamber center one side inner wall close to the center place all are fixedly connected with fixed cylinder, a plurality of fixed cylinder inner wall close to the center place all are fixedly connected with U shape slide rod.

[0005] The resin abrasive disc is used by the mutual cooperation between the fixed rod, the disc, the clamping block, the jacking rod, the driving plate, the limiting rod, the return spring and the supporting cylinder, which can quickly drive the two clamping blocks to move to the side and quickly contact with the inner wall of the angle grinder rotor bayonet, so as to quickly fix the abrasive disc body on the angle grinder for use, which achieves the purpose of convenient installation and facilitates the work personnel to use the resin abrasive disc for grinding work.

[0006] The resin abrasive disc in the above-mentioned document proposes a new installation method, but the structure parts are too many to be not conducive to production, and the spring parts are used for installation and limiting, which will gradually damage the spring parts and cause unstable structure in the long-term vibration environment, so the subsequent maintenance cost and difficulty are large, and the utility model is proposed UTILITY MODEL CONTENTS

[0007] In order to overcome the technical defects existing in the prior art, the utility model provides a resin abrasive disc convenient to install, and each structure part is relatively stable and reliable, after the abrasive disc body is sleeved on the center column, the assembly assembly is used to block the through channel, and then the protective cover is installed.

[0008] The utility model discloses a technical solution which is: including the abrasive disc body, the abrasive disc body is installed on the mounting seat body of external equipment, the mounting seat body is fixed with the central column, and external equipment can drive the mounting seat body to rotate, that makes the abrasive disc body rotate, the central position of abrasive disc body is equipped with the center hole, the fixed location ring of abrasive disc body is located the center hole top and is set in the central column out, the upper portion of central column extends to the location ring top, and the outer wall of upper portion of central column is equipped with the external screw thread, the fixed location ring and the central column are equipped with the protective cover, the top fixed connection ring of protective cover, the inner wall of connection ring is equipped with the internal screw thread, and is connected with the central column through the thread mode, and the protective cover can be pressed and hold fixed abrasive disc body on the mounting seat body through the thread connection mode.

[0009] Preferably, a through channel is formed in the outer wall of the central column, a limiting block is fixed on the mounting seat body, and a limiting groove is formed in the bottom of the abrasive disc body to embed the limiting block, so that self-rotation of the abrasive disc body can be avoided, and the installation accuracy can be improved.

[0010] Preferably, side openings are formed in the outer wall of the fixed location ring corresponding to the two ends of the through channel, and an assembly component is arranged in the side openings, the assembly component comprises a passing rod, the passing rod is located in the through channel, and the two ends of the passing rod are located in the side openings, respectively, and the passing rod is used for synchronously rotating the abrasive disc body and the central column.

[0011] Preferably, a side stop block is fixed on one side wall of the passing rod, and a temporary storage groove is formed in the inner wall of the fixed location ring corresponding to the side stop block, so that the side stop block can be stored in the temporary storage groove, and when the abrasive disc body needs to be installed or disassembled, the central column can be avoided from being blocked, and a gap space for passing is arranged on the through channel corresponding to the shape of the side stop block.

[0012] Preferably, an external block is fixed on one end of the passing rod, the external block is located outside the fixed location ring, the outer wall of the external block is an arc surface, and the arc surface is matched with the inner wall of the protective cover, and the arc surface can avoid blocking the installation of the protective cover.

[0013] Preferably, a receiving groove is formed in the side wall of the external block, a horizontal channel is formed in the inner wall of the receiving groove, and the horizontal channel penetrates the passing rod.

[0014] Preferably, a moving plate is arranged in the receiving groove, a distance is left between the side wall of the moving plate and the inner wall of the receiving groove, a long plate piece is fixed on the side wall of the moving plate, one end of the long plate piece penetrates the horizontal channel and extends into the side opening on the opposite side, and the receiving groove can store a long plate piece of a certain length.

[0015] Preferably, a clamping groove is arranged on the inner wall of the protective cover, the clamping groove is located on one side of the moving plate, and an operating notch is arranged on the side wall of the external block.

[0016] The resin grinding piece has the advantages that: the structural components are stable and reliable, and the grinding piece is convenient to use; after the grinding piece body is sleeved on the center column, the assembly component is used to block the through channel, and then the protective cover is installed, the protective cover can press and hold the grinding piece body on the mounting seat body, the through rod can synchronize the rotation of the grinding piece body and the center column, and the grinding piece body can be prevented from loosening; once the grinding piece body rotates, the moving plate can be centrifuged into the clamping groove, thereby clamping and limiting the position of the protective cover, and the grinding piece body is further prevented from loosening. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a three-dimensional structure schematic view of the utility model.

[0018] Figure 2 It is a mounting seat body structure schematic view of the utility model.

[0019] Figure 3 It is a center column structure schematic view of the utility model.

[0020] Figure 4 It is a protective cover structure schematic view of the utility model.

[0021] Figure 5 It is a through rod structure schematic view of the utility model.

[0022] Figure 6 It is a side stop block structure schematic view of the utility model.

[0023] Figure 7 It is a long plate piece structure schematic view of the utility model.

[0024] BRIEF DESCRIPTION OF DRAWINGS: In the drawings: 1, grinding piece body; 2, mounting seat body; 201, center column; 202, through channel; 3, positioning ring; 4, protective cover; 401, connecting ring; 402, clamping groove; 5, assembly component; 501, through rod; 502, side stop block; 503, temporary storage groove; 504, external block; 505, moving plate; 506, long plate piece; 507, operating notch. DETAILED DESCRIPTION

[0025] The utility model will be further described in connection with the drawings:

[0026] As Figures 1-7As shown, the embodiment provides a resin abrasive sheet convenient to install, which comprises an abrasive sheet body 1, the abrasive sheet body 1 is installed on a mounting seat body 2 of an external device, a center column 201 is fixed on the mounting seat body 2, the external device can drive the mounting seat body 2 to rotate, so that the abrasive sheet body 1 rotates, a center hole is arranged at the center position of the abrasive sheet body 1, a positioning ring 3 is fixed on the abrasive sheet body 1, the positioning ring 3 is located above the center hole and is sleeved outside the center column 201, the upper part of the center column 201 extends above the positioning ring 3, and an outer thread is arranged on the outer wall of the upper part of the center column 201, the positioning ring 3 and the center column 201 are provided with a protective cover 4, a connecting ring 401 is fixed at the top in the protective cover 4, an inner thread is arranged on the inner wall of the connecting ring 401, and the connecting ring 401 is connected with the center column 201 in a threaded manner, the protective cover 4 can press and fix the abrasive sheet body 1 on the mounting seat body 2 in a threaded connection manner, a through channel 202 is arranged on the outer wall of the center column 201, a limiting block is fixed on the mounting seat body 2, and a limiting groove embedded with the limiting block is arranged at the bottom of the abrasive sheet body 1, so that the self-rotation of the abrasive sheet body 1 can be avoided, and the installation accuracy can be improved.

[0027] A side opening is arranged on the outer wall of the positioning ring 3 and corresponds to the positions of both ends of the through channel 202, the side opening is provided with an assembly component 5, the assembly component 5 comprises a passing rod 501, the passing rod 501 is located in the through channel 202, and both ends of the passing rod 501 are located in the side openings, respectively, the passing rod 501 is used for synchronously rotating the abrasive sheet body 1 and the center column 201, a side stop 502 is fixed on one side wall of the passing rod 501, a temporary storage groove 503 is arranged on the inner wall of the positioning ring 3 and corresponds to the side stop 502, the temporary storage groove 503 can store the side stop 502, so that when the abrasive sheet body 1 needs to be installed or disassembled, the center column 201 can be avoided from being blocked, and a gap space for passing is also arranged on the through channel 202 and corresponds to the shape of the side stop 502, one end of the passing rod 501 is fixed with an external block 504, the external block 504 is located outside the positioning ring 3, the outer wall of the external block 504 is an arc surface, and is matched with the inner wall of the protective cover 4, the arc surface can avoid blocking the installation of the protective cover 4, a containing groove is arranged on the side wall of the external block 504, a horizontal channel is arranged on the inner wall of the containing groove and penetrates the passing rod 501, a moving plate 505 is arranged in the containing groove, a distance is left between the side wall of the moving plate 505 and the inner wall of the containing groove, a long plate piece 506 is fixed on the side wall of the moving plate 505, one end of the long plate piece 506 penetrates the horizontal channel and extends into the side opening on the opposite side, the containing groove can store the long plate piece 506 with a certain length, a clamping groove 402 is arranged on the inner wall of the protective cover 4 and is located on one side of the moving plate 505, an operation slot 507 is arranged on the side wall of the external block 504, and the clamping groove 402 is used for clamping the moving plate 505.

[0028] The various structural components of the resin abrasive sheet are stable and reliable, and convenient to use. After the abrasive sheet body 1 is sleeved on the center column 201, the through channel 202 is blocked by the assembly component 5, and then the protective cover 4 is installed, the protective cover 4 can press and hold the abrasive sheet body 1 on the mounting seat body 2, the passing rod 501 can synchronize the rotation of the abrasive sheet body 1 and the center column 201, and can avoid the loosening of the abrasive sheet body 1, and once the abrasive sheet body 1 rotates, the moving plate 505 can be centrifuged into the clamping groove 402, thereby clamping and limiting the position of the protective cover 4, further avoiding the loosening of the abrasive sheet body 1.

[0029] In order to facilitate disassembly and recycling of the assembly component 5 and the protective cover 4, a disassembly hole is needed to be formed on the outer wall of the protective cover 4, the disassembly hole is located on one side of the moving plate 505, when disassembly is needed, the moving plate 505 is pushed back by using a tool, then the protective cover 4 is screwed off.

[0030] The basic principles, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments. The above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application. These changes and improvements fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A resin abrasive sheet convenient to install, comprising an abrasive sheet body (1) installed on a mounting seat body (2) of an external device, a center column (201) being fixed on the mounting seat body (2), and a center hole being arranged at a center position of the abrasive sheet body (1), characterized in that: The positioning ring (3) is fixed on the grinding piece body (1), is located above the center hole and is sleeved outside the center column (201), the upper portion of the center column (201) extends above the positioning ring (3), an outer thread is arranged on the outer wall of the upper portion of the center column (201), the positioning ring (3) and the center column (201) are externally provided with a protective cover (4), a connecting ring (401) is fixed at the top in the protective cover (4), an inner thread is arranged on the inner wall of the connecting ring (401), and the connecting ring (401) is connected with the center column (201) in a threaded mode.

2. The resinous abrasive sheet for easy installation according to claim 1, characterized by: A through channel (202) is formed in the outer wall of the center column (201), the mounting seat body (2) is fixed with a limiting block, and the bottom of the grinding piece body (1) is provided with a limiting groove embedded in the limiting block.

3. The resinoid abrasive sheet for easy mounting according to claim 2, characterized by: Side openings are formed in the outer wall of the positioning ring (3) and correspond to the positions of the two ends of the through channel (202), the side openings are provided with an assembly component (5), the assembly component (5) comprises a passing rod (501), the passing rod (501) is located in the through channel (202), and the two ends of the passing rod (501) are located in the side openings, respectively.

4. The resinoid abrasive sheet for easy mounting according to claim 3, characterized by: A side stop block (502) is fixed on one side wall of the passing rod (501), and a temporary storage groove (503) is formed in the inner wall of the positioning ring (3) and corresponds to the side stop block (502).

5. The resinoid abrasive sheet for easy mounting according to claim 4, characterized by: One end of the passing rod (501) is fixed with an external block (504), the external block (504) is located outside the positioning ring (3), the outer wall of the external block (504) is an arc surface and is matched with the inner wall of the protective cover (4).

6. The resinoid abrasive sheet for easy mounting according to claim 5, characterized by: A containing groove is formed in the side wall of the external block (504), a horizontal channel is formed in the inner wall of the containing groove, and the horizontal channel penetrates the passing rod (501).

7. The resinoid abrasive sheet for easy mounting according to claim 6, characterized by: The containing groove is internally provided with a moving plate (505), a distance is left between the side wall of the moving plate (505) and the inner wall of the containing groove, a long plate piece (506) is fixed on the side wall of the moving plate (505), one end of the long plate piece (506) penetrates the horizontal channel and extends into the side opening on the opposite side.

8. The resinoid abrasive sheet for easy installation according to claim 7, characterized by: A clamping groove (402) is formed in the inner wall of the protective cover (4), the clamping groove (402) is located on one side of the moving plate (505), and an operation slot (507) is formed in the side wall of the external block (504).

Images