CN215967840U - Batch polishing device for wireless charging base positioning magnets - Google Patents

Abstract

The utility model relates to the field of magnet production and processing, in particular to a batch polishing device for positioning magnets of a wireless charging base, which comprises a bracket, a feeding device and a polishing device, wherein the feeding device comprises a feeding mechanism and a polishing mechanism; the feeding device is arranged on the bracket, and the polishing device is arranged on the bracket and is positioned above the feeding device; the feeding device comprises a horizontally arranged circular workbench, a circular groove is formed in the circular workbench and located below the polishing device, and a cylindrical protrusion is arranged at the axis of the circular groove; comprises a micro cylinder and a fixed block; the plurality of micro cylinders are uniformly arranged around the annular groove wall of the circular groove, and a straight line formed by the motion trail of the output end of each micro cylinder passes through the axis of the cylindrical protrusion; the fixed block is the same with little cylinder quantity to the one-to-one, the fixed block setting has solved grinding device and has once only carried out the technical problem who polishes in batches to a plurality of work pieces at the output of little cylinder.

Description

Batch polishing device for wireless charging base positioning magnets

Technical Field

The utility model relates to the field of magnet production and processing, in particular to a batch polishing device for positioning magnets of a wireless charging base.

Background

Magnets are objects that generate magnetic fields and attract magnetic materials such as metals like iron, nickel, cobalt, etc. In the production process of the magnet, in order to obtain accurate appearance size and improve the performance index of the magnet, the rough-machined magnet needs to be further subjected to finish machining treatment, namely, the outer size of the magnet needs to be machined and ground so as to meet the requirement.

Chinese patent cn201821885715.x discloses a magnet grinding device, including frame, pay-off structure and grinding machanism, and pay-off mechanism includes axis of rotation, workstation and fastener, and the axis of rotation is vertical to be set up in the frame, and the setting of workstation level is equipped with a plurality of clamp holes on the workstation in the axis of rotation, presss from both sides the hole side and is equipped with the fastener. The grinding mechanism comprises a hydraulic cylinder arranged on the frame, and a servo motor, a connecting shaft and a grinding disc which are sequentially connected downwards. The magnet that will polish is put into the clamp hole on the workstation, and is fixed through the fastener, rotates workstation to the dish below of polishing, starts pneumatic cylinder and motor, polishes magnet. Above-mentioned magnet grinding device can polish a plurality of magnets simultaneously to can set up symmetrical grinding machanism and make both ends can polish simultaneously about the magnet.

Above-mentioned patent is though can accomplish once only to carry out chamfer processing to two faces of a plurality of magnet, but when facing wireless charging base location magnet, then does not have the usefulness, and wireless charging base location magnet is fan ring magnet, because this magnet shape is special to be difficult to the centre gripping, is harder to polish in batches, and artifical polishing is too hard and time consuming moreover, and efficiency is also extremely low, is difficult to satisfy growing market demand.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide a batch grinding device of wireless charging base location magnet to prior art problem, and it has solved the problem of carrying out the polishing to a plurality of fan ring magnet centre gripping through designing annular clamping structure.

In order to solve the problems of the prior art, the utility model adopts the technical scheme that:

a batch polishing device for a wireless charging base positioning magnet comprises a bracket, a feeding device and a polishing device; the feeding device is arranged on the bracket, and the polishing device is arranged on the bracket and is positioned above the feeding device; the feeding device comprises a horizontally arranged circular workbench, a circular groove is formed in the circular workbench and located below the polishing device, and a cylindrical protrusion is arranged at the axis of the circular groove; comprises a micro cylinder and a fixed block; the plurality of micro cylinders are uniformly arranged around the annular groove wall of the circular groove, and a straight line formed by the motion trail of the output end of each micro cylinder passes through the axis of the cylindrical protrusion; the number of the fixed blocks is the same as that of the micro cylinders, the fixed blocks correspond to the micro cylinders one by one, and the fixed blocks are arranged at the output ends of the micro cylinders.

Preferably, the feeding device further comprises a rotating shaft and a first rotating servo motor; the rotating shaft is vertically and rotatably arranged on the bracket, and the center of the circular workbench is fixedly connected with the rotating shaft; the first rotary servo motor is arranged on the support and positioned above the rotating shaft 2c and used for driving the rotating shaft to rotate.

Preferably, two circular grooves are formed in the circular workbench, and the two circular grooves are symmetrical with respect to the center of the axis of the circular workbench.

Preferably, the surface of the fixed block facing the cylinder projection is an arc surface.

Preferably, the grinding device comprises a hydraulic cylinder, a second rotary servo motor, a rotating shaft and a grinding wheel; the pneumatic cylinder sets up in the frame of pan feeding device top, and the output of pneumatic cylinder is towards the pan feeding device, and the rotatory servo motor of second sets up the output at the pneumatic cylinder, and the output of the rotatory servo motor of second is connected with the one end of rotation axis, and the rotation axis is protruding coaxial with the cylinder, and the other end and the emery wheel of rotation axis are connected.

Preferably, one side of the grinding wheel facing the workbench is coaxially provided with an annular groove, and the width of the opening end of the annular groove is larger than that of the closed end of the annular groove.

Compared with the prior art, the beneficial effect of this application is:

1. according to the polishing device, the circular groove is formed in the circular workbench, the cylindrical protrusion is arranged in the circular groove, the plurality of micro cylinders and the plurality of fixed blocks arranged at the output ends of the micro cylinders are uniformly arranged around the inner wall of the circular groove, so that a plurality of workpieces can be stably and respectively placed in clamping spaces between the plurality of fixed blocks and the cylindrical protrusion and then polished by the polishing device, and the technical problem that the polishing device polishes the workpieces in batches is solved;

2. according to the polishing device, the rotating shaft is arranged at the center of the circular workbench, the first rotary servo motor drives the rotating shaft to rotate, so that the circular workbench can rotate around the axis, the circular groove can leave the lower part of the polishing device, and workers can conveniently feed materials;

3. according to the polishing machine, the two centrosymmetric circular grooves are formed in the circular workbench, so that a feeding and discharging area and a polishing area are separated, feeding, discharging and polishing can be carried out simultaneously, the working efficiency is improved, and the time is saved;

4. the surface of the fixing block, which is in contact with the workpiece, is set to be the cambered surface, so that the fixing block can be tightly attached to the workpiece, and the workpiece can be clamped more stably;

5. according to the grinding machine, the grinding wheel can do lifting and rotating motion above the workbench through the combination of the hydraulic cylinder, the second rotary servo motor, the rotating shaft and the grinding wheel, so that the technical problem of how to grind a workpiece is solved;

6. this application is through at the coaxial annular ladder-shaped recess that sets up in one side of emery wheel towards the workstation, lets the emery wheel at the during operation, can carry out the polishing of chamfer to two limits of encircling into circular shape all work pieces to the time has been practiced thrift.

Drawings

FIG. 1 is a perspective view of an embodiment;

FIG. 2 is a front view of the embodiment;

FIG. 3 is a cross-sectional view taken along section A-A of FIG. 2;

fig. 4 is a partial enlarged view at B of fig. 2;

FIG. 5 is a perspective view of the connection of the circular table, the micro cylinder and the fixing block of the embodiment;

fig. 6 is a partially enlarged view at C of fig. 5.

The reference numbers in the figures are:

1-a scaffold;

2-a feeding device; 2 a-circular groove; 2 b-cylindrical protrusions; 2 c-a rotating shaft; 2 d-a first rotary servomotor; 2 e-a circular table;

3-micro cylinder; 3 a-a fixed block;

4-grinding device; 4 a-a hydraulic cylinder; 4 b-a second rotary servomotor; 4 c-axis of rotation; 4 d-grinding wheel; 4d 1-annular groove.

Detailed Description

For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.

As shown in fig. 1-6:

a batch polishing device for a wireless charging base positioning magnet comprises a support 1, a feeding device 2 and a polishing device 4; the feeding device 2 is arranged on the bracket 1, and the grinding device 4 is arranged on the bracket 1 and is positioned above the feeding device 2; the feeding device 2 comprises a horizontally arranged circular workbench 2e, a circular groove 2a is formed in the circular workbench 2e, the circular groove 2a is located below the polishing device 4, and a cylindrical protrusion 2b is arranged on the axis of the circular groove 2 a; the device also comprises a micro air cylinder 3 and a fixed block 3 a; the plurality of micro cylinders 3 are uniformly arranged around the annular groove wall of the circular groove 2a, and a straight line formed by the motion trail of the output end of each micro cylinder 3 passes through the axis of the cylindrical protrusion 2 b; the fixed blocks 3a are the same in number as the micro air cylinders 3 and are in one-to-one correspondence, and the fixed blocks 3a are arranged at the output ends of the micro air cylinders 3.

Based on the embodiment, the workpiece 5 is in a fan-shaped ring shape, the radian of the curved surface of the cylindrical protrusion 2b is the same as that of the inner curved surface of the fan-shaped ring workpiece 5, the workpiece 5 is arranged between the cylindrical protrusion 2b and the fixed block 3a by a worker, the fixed block 3a gives the workpiece 5 an acting force to the axis of the cylindrical protrusion 2b through the micro cylinder 3, so that the workpiece 5 can be firmly attached to the curved surface of the cylindrical protrusion 2b, the workpiece 5 cannot generate position deviation and the like due to vibration during polishing, the polishing quality is poor, the height of the circular groove 2a and the height of the fixed block 3a are smaller than that of the workpiece 5, and the phenomenon that the cylindrical protrusion 2b and the fixed block 3a generate blocking negative effects when the polishing device 4 polishes the workpiece 5 is prevented; the annular groove wall of microcylinder 3 and fixed block 3a along circular recess 2a evenly sets up 5, and 5 work pieces 5 just can once be placed to the staff like this, and grinding device 4's output is located circular recess 2 a's top to utilize grinding device 4 to realize the technical problem who polishes in batches to work piece 5.

Further, the feeding device 2 provided by the present application still has a defect of inconvenient feeding, and in order to solve this problem, as shown in fig. 2 and fig. 3:

the feeding device 2 also comprises a rotating shaft 2c and a first rotary servo motor 2 d; the rotating shaft 2c is vertically and rotatably arranged on the bracket 1, and the center of the circular workbench 2e is fixedly connected with the rotating shaft 2 c; the first rotary servo motor 2d is provided on the stand 1 above the rotary shaft 2c, and drives the rotary shaft 2c to rotate.

Based on above-mentioned embodiment, the staff utilizes first rotatory servo motor 2d earlier to let axis of rotation 2c rotate, the rotation of axis of rotation 2c drives circular workstation 2e and circular recess 2a on the circular workstation 2e and rotates, make circular recess 2a leave grinding device 4's work area, then the staff puts into work piece 5 and carries out the centre gripping between cylinder arch 2b and the fixed block 3a, let first rotatory servo motor 2d work again, drive axis of rotation 2c and change circular recess 2a back to grinding device 4's work area, polish, let material loading unloading region and work area part, can prevent that the staff from working at material loading unloading in-process grinding device 4, cause the possibility of injury to the staff.

Further, the feeding device 2 provided by the present application still has a defect that feeding and working cannot be performed simultaneously, and in order to solve this problem, as shown in fig. 1:

two circular grooves 2a are arranged on the circular workbench 2e, and the two circular grooves 2a are symmetrical relative to the center of the axis of the circular workbench 2 e.

Based on the above embodiment, two circular grooves 2a are arranged on a circular workbench 2e, the same cylindrical protrusions 2b, micro-cylinders 3 and fixing blocks 3a are arranged in the two circular grooves 2a, so that when the circular grooves 2a below a polishing device 4 are in a polishing state, the other circular groove 2a can allow a worker or a manipulator to perform feeding and discharging operations, after a workpiece 5 below the polishing device 4 is polished, the other fed circular groove 2a is rotated to the position below the polishing device 4 for polishing, so that the feeding and discharging time is overlapped with the polishing time, the time is saved, and the centers of the two circular grooves 2a are piled up, because the two circular grooves 2a can be respectively positioned in the feeding and discharging area and the working area of the polishing device 4 as long as the circular workbench 2e rotates 180 degrees each time, therefore, the division of the working area is made clear, and the work is more organized.

Further, the fixing block 3a provided by the present application still has a defect that the workpiece 5 cannot be stably clamped, and in order to solve this problem, as shown in fig. 5 and 6:

the surface of the fixed block 3a facing the cylindrical protrusion 2b is a cambered surface.

Based on the above embodiment, the workpiece 5 itself is in a fan-shaped ring shape, the surface of the workpiece 5 contacting the fixed block 3a is an arc surface, and the surface of the fixed block 3a contacting the workpiece 5 is set to be the arc surface corresponding to the workpiece 5, so that the fixed block 3a can be attached to the workpiece 5, the output end of the micro-cylinder 3 is arranged at the center of the fixed block 3a far away from the workpiece 5, and thus the straight line formed by the movement track of the fixed block 3a driven by the micro-cylinder 3 can pass through the axis of the cylindrical protrusion 2b, and the thrust generated by the micro-cylinder 3 can be utilized to the maximum.

Further, the present application provides a technical problem of how to perform grinding by the grinding device 4, as shown in fig. 2 to 4:

the grinding device 4 comprises a hydraulic cylinder 4a, a second rotary servo motor 4b, a rotating shaft 4c and a grinding wheel 4 d; the pneumatic cylinder 4a sets up in the frame of pan feeding device 2 top, and the output of pneumatic cylinder 4a is towards pan feeding device 2, and the output of second rotary servo motor 4b sets up at pneumatic cylinder 4a, and the output of second rotary servo motor 4b is connected with the one end of rotation axis 4c, and rotation axis 4c is coaxial with cylinder arch 2b, and the other end of rotation axis 4c is connected with emery wheel 4 d.

Based on the above embodiment, after the workpiece 5 is clamped by the fixed block 3a and the cylindrical protrusion 2b and is located below the polishing device 4, the hydraulic cylinder 4a and the second rotary servo motor 4b start to operate, the output end of the hydraulic cylinder 4a pushes the second rotary servo motor 4b to move towards the circular groove 2a, and the output shaft of the second rotary servo motor 4b drives the rotating shaft 4c and the grinding wheel 4d connected with the rotating shaft 4c to rotate and move towards the circular groove 2a, so as to start polishing the workpiece 5.

Further, the polishing device 4 provided by the present application still has the defect of processing two chamfers to the workpiece 5 at a time, and in order to solve the problem, as shown in fig. 4:

the side of the grinding wheel 4d facing the workbench is coaxially provided with an annular groove 4d1, and the width of the opening end of the annular groove 4d1 is larger than that of the closing end of the annular groove 4d 1.

Based on the above embodiment, the grinding wheel 4d is a circular grinding wheel, and then only the upper surface of the workpiece 5 can be ground, but an annular groove 4d1 is coaxially arranged on the grinding wheel 4d, the width of the opening end of the annular groove 4d1 is the same as that of the workpiece 5, and the width of the closed end of the annular groove 4d1 is smaller than that of the workpiece 5, so that when a plurality of workpieces 5 are annularly placed in the circular groove 2a, the grinding wheel 4d rotates downwards to work, and the surface of the workpiece 5 far away from the circular groove 2a and two annular edges of the surface can be ground, so that a chamfer is formed, and finally, the grinding of the chamfer can be completed on the plurality of workpieces 5 at one time.

The above examples, which are intended to represent only one or more embodiments of the present invention, are described in greater detail and with greater particularity, and are not to be construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (6)

1. A batch polishing device for a wireless charging base positioning magnet comprises a support (1), a feeding device (2) and a polishing device (4);

the feeding device (2) is arranged on the support (1), and the grinding device (4) is arranged on the support (1) and is positioned above the feeding device (2);

the automatic feeding device is characterized in that the feeding device (2) comprises a horizontally arranged circular workbench (2e), a circular groove (2a) is formed in the circular workbench (2e), the circular groove (2a) is located below the polishing device (4), and a cylindrical protrusion (2b) is arranged at the axis of the circular groove (2 a);

the device also comprises a micro cylinder (3) and a fixed block (3 a);

the plurality of micro cylinders (3) are uniformly arranged around the annular groove wall of the circular groove (2a), and a straight line formed by the motion trail of the output end of each micro cylinder (3) passes through the axis of the cylindrical protrusion (2 b);

the number of the fixed blocks (3a) is the same as that of the micro cylinders (3), and the fixed blocks (3a) are in one-to-one correspondence with the micro cylinders (3) and are arranged at the output ends of the micro cylinders (3).

2. The batch grinding device of the wireless charging base positioning magnet according to claim 1, wherein the feeding device (2) further comprises a rotating shaft (2c) and a first rotary servo motor (2 d);

the rotating shaft (2c) is vertically and rotatably arranged on the bracket (1), and the center of the circular workbench (2e) is fixedly connected with the rotating shaft (2 c);

the first rotary servo motor (2d) is arranged on the bracket (1), is positioned above the rotating shaft (2c) and is used for driving the rotating shaft (2c) to rotate.

3. The batch grinding device for the wireless charging base positioning magnet according to claim 1, wherein two circular grooves (2a) are formed in the circular workbench (2e), and the two circular grooves (2a) are symmetrical with respect to the center of the axis of the circular workbench (2 e).

4. The batch grinding device for the wireless charging base positioning magnet according to claim 1, wherein the fixing block (3a) and the surface facing the cylindrical protrusion (2b) are cambered surfaces.

5. The batch grinding device of the wireless charging base positioning magnet according to claim 1, wherein the grinding device (4) comprises a hydraulic cylinder (4a), a second rotary servo motor (4b), a rotating shaft (4c) and a grinding wheel (4 d);

the hydraulic cylinder (4a) is arranged on the rack above the feeding device (2), the output end of the hydraulic cylinder (4a) faces the feeding device (2), the second rotary servo motor (4b) is arranged at the output end of the hydraulic cylinder (4a), the output end of the second rotary servo motor (4b) is connected with one end of a rotating shaft (4c), the rotating shaft (4c) is coaxial with the cylindrical protrusion (2b), and the other end of the rotating shaft (4c) is connected with the grinding wheel (4 d).

6. The batch sander of a wireless charging base positioning magnet according to claim 5,

one side of the grinding wheel (4d) facing the workbench is coaxially provided with an annular groove (4d1), and the width of the opening end of the annular groove (4d1) is larger than that of the closed end of the annular groove (4d 1).

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