Ferrite magnetic sheet surface polishing mechanism

Abstract

The utility model discloses a ferrite magnetic sheet surface polishing mechanism which comprises a bottom plate, a supporting frame is fixed to the upper surface of the bottom plate through bolts, a height-adjustable polishing assembly is arranged between the supporting frame and the bottom plate, the polishing assembly comprises a motor, the motor is fixed to the outer wall of one side of the supporting frame through bolts, and the motor is connected with the supporting frame through bolts. A fluted disc is movably connected to the inner wall of one side of the supporting frame, one end of an output shaft of the motor is fixed to the fluted disc, rotating plates are movably connected to the interior of the bottom plate and the top of the supporting frame, first threaded rods are in threaded connection with the interiors of the rotating plates, and one ends of the first threaded rods penetrate through the supporting frame and are movably connected with grinding pieces. According to the magnetic sheet polishing device, the polishing sheet can polish the upper face and the lower face of a magnetic sheet at the same time, the working efficiency of the device is improved, meanwhile, the positions of the two containing plates can be exchanged, and the magnetic sheet can be kept stable through the clamping blocks.

Description

Technical Field

[0001] The utility model relates to the technical field of magnetic sheets, in particular to a surface grinding mechanism for ferrite magnetic sheets. Background Technique

[0002] Ferrite magnetic sheets are a kind of high-frequency magnetic conductive materials, and they need to be ground during the processing.

[0003] After retrieval, a Chinese patent with the publication number of CN211332646U discloses a surface grinding device for permanent ferrite magnetic sheets, including a bottom plate, a left frame, a top plate, two support seats, two placement plates, an electric push rod, a fixing plate, a pressing mechanism and a grinding mechanism, which greatly improves the grinding efficiency and is convenient for use. However, there are still the following defects. When it is necessary to grind the other side of the magnetic sheet, it is necessary to turn over the magnetic sheet and then grind it, resulting in a significant reduction in efficiency. Content of the Utility Model

[0004] The purpose of the utility model is to solve the deficiencies existing in the prior art, and to propose a surface grinding mechanism for ferrite magnetic sheets.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A surface grinding mechanism for ferrite magnetic sheets includes a bottom plate. A support frame is fixedly connected to the upper surface of the bottom plate through bolts. There is a grinding assembly with adjustable height between the support frame and the bottom plate. The grinding assembly includes a motor, and the motor is fixedly connected to the outer wall of one side of the support frame through bolts. The inner wall of one side of the support frame is movably connected with a toothed disc, and one end of the output shaft of the motor is fixed to the toothed disc. The inside of the bottom plate and the top of the support frame are both movably connected with a rotating plate. A first threaded rod is threadedly connected to the inside of the rotating plate. One end of the first threaded rod passes through the support frame and is movably connected with a grinding sheet. A gear is connected to the outside of the first threaded rod with a clearance, and the gear meshes with the toothed disc. Two connecting rods are fixedly connected to the top of the gear, and the connecting rods are fixed to the rotating plate. Two guide rods are inserted and slid in the inside of the rotating plate, and the guide rods pass through the gear and are fixed to the grinding sheet. A placement assembly is arranged on the top of the bottom plate.

[0007] As a further scheme of the utility model, the placement assembly includes a fixing plate, and the fixing plate is rotatably connected to the upper surface of the bottom plate. A fixing rod is fixedly connected to the top of the fixing plate, a fixing frame is fixedly connected to the top end of the fixing rod, placement plates are fixedly connected to both ends of the fixing frame, placement grooves are formed in the inside of the placement plates, a connecting ring slides up and down on the outside of the fixing rod, two inserting rods are fixedly connected to the bottom of the connecting ring, and two inserting slots are formed in the inside of the bottom plate, and the inserting rods are inserted into the inserting slots.

[0008] As a further solution of the present utility model, a chute is provided inside the placement plate, and a second threaded rod is threadedly connected in the chute. One end of the second threaded rod is fixedly connected with a clamping block.

[0009] As a further solution of the present utility model, a rubber pad is fixedly connected to one side of the clamping block.

[0010] As a further solution of the present utility model, the placement plate is located between two grinding discs.

[0011] As a further solution of the present utility model, the chute is communicated with the placement groove.

[0012] As a further solution of the present utility model, one end of the second threaded rod passes through the chute and is fixedly connected with a knob.

[0013] The beneficial effects of the present utility model are as follows:

[0014] 1. The present utility model can simultaneously grind the upper and lower surfaces of the magnetic sheet through the grinding discs, saving time and improving the working efficiency of the device. At the same time, the distance between the two grinding discs can be adjusted, so that the device can adapt to magnetic sheets of different sizes and improve the application range of the device.

[0015] 2. By rotating the fixed rod, the fixed frame drives the two placement plates to move, so that the positions of the two placement plates are swapped. While one placement plate is grinding the magnetic sheet, the staff can feed and unload the magnetic sheet on the other placement plate, improving the use effect of the device.

[0016] 3. In the present utility model, the clamping block can clamp the magnetic sheet. At the same time, through the cooperation of the insertion rod and the insertion slot, the position of the fixed rod is fixed, so that the position of the magnetic sheet on the placement plate is kept stable, avoiding the movement of the magnetic sheet during grinding and improving the stability of the device. Description of the Drawings

[0017] Figure 1 It is a three-dimensional structural schematic diagram of a surface grinding mechanism for ferrite magnetic sheets proposed by the present utility model;

[0018] Figure 2 It is a sectional structural schematic diagram of the bottom plate of a surface grinding mechanism for ferrite magnetic sheets proposed by the present utility model;

[0019] Figure 3 It is an enlarged structural schematic diagram of part A of a surface grinding mechanism for ferrite magnetic sheets proposed by the present utility model.

[0020] In the figure: 1, fixed frame; 2, grinding disc; 3, gear; 4, rotating plate; 5, first threaded rod; 6, guide rod; 7, support frame; 8, toothed disc; 9, bottom plate; 10, fixed plate; 11, connecting ring; 12, fixed rod; 13, placing plate; 14, inserting rod; 15, inserting slot; 16, second threaded rod; 17, clamping block; 18, sliding slot; 19, connecting rod. Specific implementation manner

[0021] It should be noted that the terms "first", "second", etc. in the description, claims and above-mentioned drawings of this application are used to distinguish similar objects, and do not necessarily have to be used to describe a specific order or sequence. For the embodiments of this application described herein, based on the embodiments in this application, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the scope of protection of this application.

[0022] Refer to Figures 1 - 3 , a surface grinding mechanism for ferrite magnetic sheets, including a bottom plate 9. A support frame 7 is fixed on the upper surface of the bottom plate 9 by bolts. An adjustable-height grinding assembly is provided between the support frame 7 and the bottom plate 9. The grinding assembly includes a motor. The motor is fixed on the outer wall of one side of the support frame 7 by bolts. A toothed disc 8 is rotatably connected to the inner wall of one side of the support frame 7, and one end of the output shaft of the motor is fixed to the toothed disc 8. Rotating plates 4 are rotatably connected to the inside of the bottom plate 9 and the top of the support frame 7. A first threaded rod 5 is threadedly connected to the inside of the rotating plate 4. One end of the first threaded rod 5 passes through the support frame 7 and is rotatably connected to a grinding disc 2. A gear 3 is connected to the outside of the first threaded rod 5 with a gap, and the gear 3 meshes with the toothed disc 8. Two connecting rods 19 are fixed to the top of the gear 3 by bolts, and the connecting rods 19 are fixed to the rotating plate 4. A placing plate 13 on which a magnetic sheet is installed is located between the two grinding discs 2. Rotate the two first threaded rods 5 to drive the grinding discs 2 to move inward to contact the magnetic sheet respectively. Then start the motor. The motor rotates to drive the toothed disc 8 to drive the gear 3 to rotate, thereby driving the rotating plate 4 to rotate through the connecting rod 19, and further driving the whole connecting member at the bottom of the rotating plate 4 to rotate, so that the grinding discs 2 rotate to simultaneously grind the upper and lower surfaces of the magnetic sheet. Two guide rods 6 are inserted and slid in the inside of the rotating plate 4, and the guide rods 6 pass through the gear 3 and are fixed to the grinding disc 2. The guide rods 6 can guide the grinding disc 2 so that it can move up and down stably. A placing assembly is provided on the top of the bottom plate 9.

[0023] In the present utility model, it should be noted that the placement assembly includes a fixing plate 10 which is rotatably connected to the upper surface of the bottom plate 9. A fixing rod 12 is fixed to the top of the fixing plate 10 by bolts. A fixing frame 1 is fixed to the top end of the fixing rod 12 by bolts. Placement plates 13 are welded to both ends of the fixing frame 1. By rotating the fixing rod 12, the fixing frame 1 drives the two placement plates 13 to move and the positions of the two placement plates 13 are swapped. Placement grooves are formed inside the placement plates 13 to position and install the magnetic sheets. A connecting ring 11 is slidably connected to the outer side of the fixing rod 12 up and down. A convex block is installed on the outer side of the fixing rod 12. A groove is formed inside the connecting ring 11 and the convex block is slidably connected to the groove. Two insertion rods 14 are fixed to the bottom of the connecting ring 11 by bolts. Two insertion slots 15 are formed inside the bottom plate 9 and the insertion rods 14 are inserted into the insertion slots 15. By moving the connecting ring 11 downward, the insertion rods 14 are inserted into the corresponding insertion slots 15. Through the cooperation of the insertion rods 14 and the insertion slots 15, the position of the fixing rod 12 is fixed, and further the positions of the magnetic sheets on the placement plates 13 are kept stable. A sliding groove 18 is formed inside the placement plate 13. A second threaded rod 16 is connected to the sliding groove 18 by threads. A clamping block 17 is fixed to one end of the second threaded rod 16 by bolts. The polished magnetic sheet is placed into the placement groove. By rotating the second threaded rod 16, the clamping block 17 moves forward along the sliding groove 18 until it contacts the side surface of the magnetic sheet, and thus the magnetic sheet is clamped. A rubber pad is adhered to one side of the clamping block 17. The placement plate 13 is located between the two grinding sheets 2. The sliding groove 18 communicates with the placement groove. One end of the second threaded rod 16 passes through the sliding groove 18 and is welded with a knob.

[0024] Working principle: When the magnetic sheet needs to be polished, first place the polished magnetic sheet into the placement groove, rotate the second threaded rod 16 to make the clamping block 17 move forward along the sliding groove 18 until it contacts the side surface of the magnetic sheet. Then rotate the fixing rod 12 to swap the positions of the placement plates 13 driven by the fixing frame 1. At this time, the placement plate 13 with the magnetic sheet installed moves between the two grinding sheets 2. Then move the connecting ring 11 downward to insert the insertion rods 14 into the corresponding insertion slots 15. Then rotate the first threaded rod 5 to drive the grinding sheets 2 to move inward respectively to contact the magnetic sheet. Then start the motor. The motor rotates to drive the gear disc 8 to drive the gear 3 to rotate, and thus drive the rotating plate 4 to rotate through the connecting rod 19. Further, the rotating plate 4 drives the whole connecting member at its bottom to rotate, and further the grinding sheets 2 rotate to polish the upper and lower surfaces of the magnetic sheet simultaneously.

[0025] The present utility model has been described through the above embodiments. Those skilled in the art can understand that the present utility model is not limited to the above embodiments. According to the teachings of the present utility model, more modifications can be made, and all these modifications fall within the scope of protection required by the present utility model. The scope of protection of the present utility model is defined by the appended claims and their equivalent scope.

Claims

1. A surface grinding mechanism for ferrite magnetic sheets, including a bottom plate (9), characterized in that, The upper surface of the bottom plate (9) is fixed with a support frame (7) by bolts. An adjustable-height grinding assembly is provided between the support frame (7) and the bottom plate (9). The grinding assembly includes a motor, and the motor is fixed to the outer wall of one side of the support frame (7) by bolts. A toothed disc (8) is movably connected to the inner wall of one side of the support frame (7), and one end of the output shaft of the motor is fixed to the toothed disc (8). Rotating plates (4) are movably connected to both the inside of the bottom plate (9) and the top of the support frame (7). A first threaded rod (5) is threadedly connected to the inside of the rotating plate (4). One end of the first threaded rod (5) passes through the support frame (7) and is movably connected to a grinding disc (2). A gear (3) is connected to the outside of the first threaded rod (5) with a clearance, and the gear (3) meshes with the toothed disc (8). Two connecting rods (19) are fixedly connected to the top of the gear (3), and the connecting rods (19) are fixed to the rotating plate (4). Two guide rods (6) are inserted and slid in the inside of the rotating plate (4), and the guide rods (6) pass through the gear (3) and are fixed to the grinding disc (2). A placing assembly is provided on the top of the bottom plate (9).

2. The surface grinding mechanism of a ferrite magnetic sheet according to claim 1, characterized in that, The placing assembly includes a fixing plate (10). The fixing plate (10) is rotatably connected to the upper surface of the bottom plate (9). A fixing rod (12) is fixedly connected to the top of the fixing plate (10). A fixing frame (1) is fixedly connected to the top of the fixing rod (12). Placing plates (13) are fixedly connected to both ends of the fixing frame (1). Placing grooves are formed in the inside of the placing plates (13). A connecting ring (11) slides up and down on the outside of the fixing rod (12). Two inserting rods (14) are fixedly connected to the bottom of the connecting ring (11). Two inserting slots (15) are formed in the inside of the bottom plate (9), and the inserting rods (14) are inserted into the inserting slots (15).

3. A surface grinding mechanism for a ferrite magnetic sheet according to claim 2, characterized in that, A sliding groove (18) is formed in the inside of the placing plate (13). A second threaded rod (16) is threadedly connected to the sliding groove (18). A clamping block (17) is fixedly connected to one end of the second threaded rod (16).

4. A ferrite magnetic sheet surface grinding mechanism according to claim 3, characterized in that, A rubber pad is fixedly connected to one side of the clamping block (17).

5. A surface grinding mechanism for a ferrite magnetic sheet according to claim 2, characterized in that, The placing plate (13) is located between the two grinding discs (2).

6. A surface grinding mechanism for a ferrite magnetic sheet according to claim 3, characterized in that, The sliding groove (18) communicates with the placing groove.

7. A surface grinding mechanism for a ferrite magnetic sheet according to claim 3, characterized in that, One end of the second threaded rod (16) passes through the sliding groove (18) and is fixedly connected to a knob.

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