Ferrite core double-sided grinding machine

Abstract

The utility model discloses a ferrite core double-sided grinding machine, which relates to the technical field of double-sided grinding processing and comprises a frame, a butt joint plate is fixedly mounted above one end of a mounting plate of the frame, a low-speed turntable is rotatably mounted on the mounting plate and the butt joint plate, and the other end of the mounting plate is rotatably connected with a grinding disc. One side of the low-speed rotating disc is inserted between the upper grinding disc and the lower grinding disc, and a low-speed motor is arranged below the mounting plate; and the limiting mechanism is arranged on the low-speed turntable. Through the arrangement of the limiting mechanism, the hole grooves in the low-speed rotating disc are used for providing a containing space for materials and transferring and clamping the materials, the materials are moved to the position between the upper grinding disc and the lower grinding disc of the grinding disc, and therefore the upper end faces and the lower end faces of the materials are ground; and transverse movement limiting of the low-speed rotating disc and the butt joint rod can be quickly relieved by applying pressing force to the pressing block, so that the low-speed rotating disc can be quickly replaced, materials of different specifications can be conveniently ground, and the working efficiency is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of double-sided grinding, in particular to a double-sided grinding machine for ferrite cores. Background Art

[0002] A double-end grinder is a highly efficient plane processing machine tool that can grind two parallel end surfaces at the same time in one processing process. In the prior art, when producing ferrite cores, it is necessary to use a double-end grinder to grind the upper and lower end surfaces of the ferrite core. Generally, the ferrite core to be polished is placed in the hole groove of a low-speed turntable, and the ferrite core is transferred to the grinding disc by the rotation of the low-speed turntable, and then the upper and lower ends of the ferrite core are polished; in actual use, since ferrite cores of different specifications have different sizes, a low-speed turntable with different hole grooves is required. Therefore, the operator needs to disassemble and install the low-speed turntable according to the processing requirements, and the operation process is relatively cumbersome. Based on this, the utility model proposes a double-sided grinder for ferrite cores. Utility Model Content

[0003] The purpose of the utility model is to provide a double-sided grinder for ferrite cores in order to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a double-sided grinder for ferrite cores, comprising a frame, the frame comprising a mounting plate and a docking plate, a docking plate is fixedly mounted above one end of the mounting plate, a low-speed turntable is rotatably mounted on the mounting plate and the docking plate, a grinding disc is rotatably connected to the other end of the mounting plate, the grinding disc comprises an upper grinding disc and a lower grinding disc coaxially arranged, one side of the low-speed turntable is inserted between the upper grinding disc and the lower grinding disc, the side surface of the docking plate is docked with the lower grinding disc and the upper end surfaces of the two are flush; a low-speed motor is arranged below the mounting plate; it also includes a limit mechanism arranged on the low-speed turntable; the limit mechanism comprises a transmission unit and a limit unit; the transmission unit is used to provide rotational power for the low-speed turntable; the limit unit is used to provide a limit for the lateral movement of the low-speed turntable.

[0005] The limiting unit comprises a positioning rod, a pressing block, a limiting block, a fixing rod and a spring; the positioning rod is vertically slidably installed inside the mounting plate and the docking plate and passes through the outside of the low-speed turntable of the low-speed turntable extension device, and the positioning rod is used to provide support for the lateral movement of the pressing block; the pressing block is laterally slidably installed inside the positioning rod and extends to the outside of the positioning rod, and the pressing block is used to synchronously drive the limiting block to move; the limiting block is fixed to the outer wall of the pressing block and extends to the inner wall of the low-speed turntable, and the limiting block is used to transmit the rotational force from the positioning rod to the low-speed turntable;

[0006] The fixing rod is arranged inside the positioning rod, there are two pressing blocks which are symmetrically slidably installed at both ends of the fixing rod, and a stop block is installed at the end of the fixing rod; the fixing rod is used to provide a guide for the lateral movement of the pressing block; the spring is sleeved on the fixing rod and the two ends of the spring are respectively clamped on the outside of the pressing block, and the spring is used to provide a reset elastic force for the movement of the pressing block.

[0007] As a further solution of the utility model: the transmission unit includes a docking rod and a guide block; the docking rod is connected to the output end of the low-speed motor through a rotating shaft and a coupling, and the docking rod is used to synchronously drive the guide block to rotate; the guide block is fixed to the outer wall of the docking rod, and the guide block is used to transmit the rotational force from the docking rod to the positioning rod.

[0008] As a further solution of the utility model: a docking groove for the vertical movement of the guide block is formed on the inner side of the positioning rod, and the guide blocks are symmetrically distributed on the outer wall of the docking rod.

[0009] As a further solution of the utility model: the inner wall of the low-speed turntable is formed with a limiting groove matching the outer wall of the limiting block, and the outer walls of the pressing block and the limiting block are in a "C"-shaped structure as a whole.

[0010] As a further solution of the utility model: a movable groove for the lateral movement of the pressing block and the limiting block is formed inside the positioning rod, and the outer wall of the fixing rod matches the inner side of the pressing block.

[0011] As a further solution of the utility model: the outer wall of the low-speed turntable is formed with holes and grooves for clamping materials, and the axis of the grinding disc is connected to a driving motor for driving the grinding disc to rotate through a rotating shaft.

[0012] As a further solution of the utility model: a material drop groove is provided through-through on the docking plate.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] By setting a limit mechanism and utilizing the holes and grooves on the low-speed turntable to provide space for placing materials and transfer and clamp the materials, the materials can be moved between the upper and lower grinding plates of the grinding plate, thereby grinding the upper and lower end surfaces of the materials. The lateral movement limit of the low-speed turntable and the docking rod can be quickly released by applying pressing force to the pressing block, thereby realizing rapid replacement of the low-speed turntable, facilitating the grinding of materials of different specifications, and further improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0016] Figure 2This is a schematic diagram of the installation structure of the low-speed turntable of the utility model;

[0017] Figure 3 It is a structural schematic diagram of the limiting mechanism of the utility model;

[0018] Figure 4 For this utility model Figure 3 A partial enlarged view of point A.

[0019] In the figure: 1. frame; 101. mounting plate; 102. docking plate; 103. blanking chute; 2. low-speed turntable; 3. grinding disc; 4. low-speed motor; 5. limit mechanism; 501. positioning rod; 502. pressing block; 503. limit block; 504. fixing rod; 505. spring; 506. docking rod; 507. guide block. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1-Figure 4 In the embodiment of the utility model, a ferrite core double-sided grinder comprises a frame 1, the frame 1 comprises a mounting plate 101 and a docking plate 102, a docking plate 102 is fixedly mounted above one end of the mounting plate 101, a low-speed turntable 2 is rotatably mounted on the mounting plate 101 and the docking plate 102, a grinding disc 3 is rotatably connected to the other end of the mounting plate 101, the grinding disc 3 comprises an upper grinding disc and a lower grinding disc coaxially arranged, one side of the low-speed turntable 2 is inserted between the upper grinding disc and the lower grinding disc, the side surface of the docking plate 102 is docked with the lower grinding disc and the upper end surfaces of the two are flush; a low-speed motor 4 is arranged below the mounting plate 101; it also comprises a limiting mechanism 5 arranged on the low-speed turntable 2; the limiting mechanism 5 comprises a transmission unit and a limiting unit; the transmission unit is used to provide rotational power for the low-speed turntable 2; the limiting unit is used to provide a limit for the lateral movement of the low-speed turntable 2.

[0022] The limiting unit includes a positioning rod 501, a pressing block 502, a limiting block 503, a fixing rod 504, and a spring 505; the positioning rod 501 is vertically slidably installed inside the mounting plate 101 and the docking plate 102 and passes through the low-speed turntable 2 extending device to the outside of the low-speed turntable 2, and the positioning rod 501 is used to provide support for the lateral movement of the pressing block 502. The pressing block 502 is laterally slidably installed inside the positioning rod 501 and extends to the outside of the positioning rod 501, and the pressing block 502 is used to synchronously drive the limiting block 503 to move. The limiting block 503 is fixed to the outer wall of the pressing block 502 and extends to the inner wall of the low-speed turntable 2, and the limiting block 503 is used to transmit the rotational force from the positioning rod 501 to the low-speed turntable 2. The fixing rod is arranged inside the positioning rod 501, and there are two pressing blocks 502 which are symmetrically slidably mounted on the two ends of the fixing rod 504, and a stopper is mounted on the end of the fixing rod 504; the fixing rod 504 is used to provide a guide for the lateral movement of the pressing block 502. The spring 505 is sleeved on the fixing rod and the two ends of the spring 505 are respectively clamped on the outside of the pressing block 502, and the spring 505 is used to provide a restoring elastic force for the movement of the pressing block 502.

[0023] The transmission unit includes a docking rod 506 and a guide block 507; the docking rod 506 is connected to the output end of the low-speed motor 4 through a rotating shaft and a coupling, and the docking rod 506 is used to synchronously drive the guide block 507 to rotate; the guide block 507 is fixed to the outer wall of the docking rod 506, and the guide block 507 is used to transmit the rotational force from the docking rod 506 to the positioning rod 501.

[0024] Please refer to Figure 1-Figure 4 The inner side of the positioning rod 501 is formed with a docking groove for the guide block 507 to move vertically. The guide blocks 507 are symmetrically distributed on the outer wall of the docking rod 506. The inner wall of the low-speed turntable 2 is formed with a limit groove matching the outer wall of the limit block 503. The outer walls of the pressing block 502 and the limit block 503 are in a "C" shape. The inside of the positioning rod 501 is formed with a movable groove for the pressing block 502 and the limit block 503 to move horizontally. The outer wall of the fixed rod 504 matches the inner side of the pressing block 502. The outer wall of the low-speed turntable 2 is formed with a hole groove for clamping materials. The axis of the grinding disc 3 is connected to a driving motor for driving the grinding disc 3 to rotate through a rotating shaft. A blanking groove 103 is provided through the docking plate 102.

[0025] In this embodiment: the material to be polished is placed in the inner hole groove of the low-speed turntable 2, and the low-speed motor 4 is started. The operation of the low-speed motor 4 will drive the docking rod 506 at the output end to rotate, and the rotating docking rod 506 will synchronously drive the guide block 507 to rotate, so that the guide block 507 transmits the rotational force to the positioning rod 501 through the docking groove, so that the positioning rod 501 rotates with the rotation of the docking rod 506; the rotating positioning rod 501 transmits the rotational force to the low-speed turntable 2 through the limit block 503 extending to the inner side of the low-speed turntable 2, thereby synchronously driving the low-speed turntable 2 to rotate, and the rotating low-speed turntable 2 transfers the material to the inner side of the grinding disc 3 at a low speed, and the grinding disc 3 is passed through The upper grinding disc and the lower grinding disc distributed up and down grind the upper and lower end surfaces of the material to complete the double-sided grinding operation of the material. When it is necessary to grind materials of different specifications, the pressing block 502 is given an extrusion force so that the pressing block 502 enters the interior of the positioning rod 501. The moving pressing block 502 will simultaneously drive the limit block 503 to move, so that the limit block 503 moves out of the inner limit groove of the low-speed turntable 2. At this time, an upward pulling force can be given to the positioning rod 501 to make the positioning rod 501 detach from the outer wall of the low-speed turntable 2 and the docking rod 506, thereby releasing the lateral movement limit of the low-speed turntable 2, facilitating the rapid replacement of the low-speed turntable 2, and further improving work efficiency.

[0026] A material drop chute 103 is provided through the docking plate 102. When the material is ground between the upper grinding disc and the lower grinding disc and rotated outward, when the low-speed turntable 2 drives the material to rotate above the material drop chute 103, the material can directly fall through the material drop chute 103 to the conveyor belt or collection device below, realizing automatic unloading operation.

[0027] 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 ferrite core double-sided grinding machine, comprising a frame (1), the frame (1) comprising a mounting plate (101) and a docking plate (102), the docking plate (102) being fixedly mounted above one end of the mounting plate (101), a low-speed turntable (2) being rotatably mounted on the mounting plate (101) and the docking plate (102), a grinding disc (3) being rotatably connected to the other end of the mounting plate (101), the grinding disc (3) comprising an upper grinding disc and a lower grinding disc coaxially arranged, one side of the low-speed turntable (2) being inserted between the upper grinding disc and the lower grinding disc, the side surface of the docking plate (102) being docked with the lower grinding disc and the upper end surfaces of the two being flush; a low-speed motor (4) being arranged below the mounting plate (101), characterized in that: It also includes a limiting mechanism (5) arranged on the low-speed turntable (2); the limiting mechanism (5) includes a transmission unit and a limiting unit; The limiting unit comprises a positioning rod (501), a pressing block (502), a limiting block (503), a fixing rod (504), and a spring (505); the positioning rod (501) is vertically slidably mounted inside the mounting plate (101) and the docking plate (102) and passes through the outside of the low-speed turntable (2) of the low-speed turntable (2) extension device; the pressing block (502) is horizontally slidably mounted inside the positioning rod (501) and extends to the outside of the positioning rod (501); The limit block (503) is fixed on the outer wall of the pressing block (502) and extends to the inner wall of the low-speed turntable (2); the fixing rod (504) is arranged inside the positioning rod (501); there are two pressing blocks (502) which are symmetrically slidably mounted on the two ends of the fixing rod (504); and a stopper is mounted on the end of the fixing rod (504); the spring (505) is sleeved on the fixing rod and the two ends of the spring (505) are respectively clamped on the outside of the pressing block (502).

2. A ferrite core double-sided grinding machine according to claim 1, characterized in that: The transmission unit comprises a docking rod (506) and a guide block (507); the docking rod (506) is connected to the output end of the low-speed motor (4) via a rotating shaft and a coupling, and the guide block (507) is fixed to the outer wall of the docking rod (506).

3. A ferrite core double-sided grinding machine according to claim 2, characterized in that: A docking groove for the guide block (507) to move vertically is formed on the inner side of the positioning rod (501); the guide blocks (507) are symmetrically distributed on the outer wall of the docking rod (506) and are located in the docking groove.

4. A ferrite core double-sided grinding machine according to claim 1, characterized in that: The inner wall of the low-speed turntable (2) is formed with a limiting groove that matches the outer wall of the limiting block (503), and the outer walls of the pressing block (502) and the limiting block (503) are in a "C"-shaped structure as a whole.

5. A ferrite core double-sided grinding machine according to claim 1, characterized in that: A movable groove for the lateral movement of the pressing block (502) and the limiting block (503) is formed inside the positioning rod (501).

6. A ferrite core double-sided grinding machine according to claim 1, characterized in that: The outer wall of the low-speed turntable (2) is formed with a hole groove for clamping materials, and the axis of the grinding disc (3) is connected to a driving motor for driving the grinding disc (3) to rotate via a rotating shaft.

7. A ferrite core double-sided grinding machine according to claim 1, characterized in that: A material dropping groove (103) is provided through the butt joint plate (102).

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