Novel magnetic tile for servo motor

Abstract

The utility model discloses a novel magnetic shoe for a servo motor, which comprises a mounting seat, magnetic shoe bodies are mounted on the inner wall of the mounting seat at equal intervals, magnetic shoe substrates are arranged in the magnetic shoe bodies, metal sound insulation plates are arranged on the outer walls of the magnetic shoe substrates, and aluminum fiber sound absorption plates are arranged on the inner walls of the magnetic shoe substrates. Arc-shaped inserting grooves are formed in the positions, at the magnetic tile bodies, of the inner wall of the mounting base, arc-shaped inserting blocks are mounted in the arc-shaped inserting grooves, one ends of the arc-shaped inserting blocks extend to the outer portions of the arc-shaped inserting grooves and are fixedly connected with the outer wall of the metal sound insulation plate, and transmission machine boxes are arranged on the positions, between the magnetic tile bodies, of the inner wall of the mounting base. Locking grooves are formed in the outer walls of the two sides of the magnetic shoe base plate, and a two-way lead screw is rotationally installed in the transmission machine box. The noise reduction performance of the magnetic tile in use is improved, the convenience of the magnetic tile in maintenance is improved, and the purpose of conveniently calibrating and arranging the magnetic tile body is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of magnetic shoes, in particular to a new type of magnetic shoe for a servo motor. Background Art

[0002] The permanent magnet tiles in the permanent magnet servo motor act as excitation sources, providing the stator magnetic field for armature reaction, which can induce electric potential in the rotating motor windings. The permanent magnet ferrite tile-shaped magnet is also called a tile.

[0003] Reference publication number CN202004542U is a new type of magnetic tile for servo motor, which includes a magnetic tile body, the radius of the upper arc of the magnetic tile body is 7-9mm, the radius of the lower arc is 12-13mm, the distance between the centers of the upper arc and the lower arc is 6-8mm, the thickness of the magnetic tile body is 2.4mm, the width is 9.4mm, and the length is 44mm. It has a scientific and reasonable structure, and the upper arc and the lower arc are not concentric. It is used in servo motors of textile machines, slicers, EP printers, etc., and has the characteristics of uniform torque, high precision, improved production efficiency and precise positioning. According to the above, although the magnetic tile can be well applied, the noise reduction performance of this type of magnetic tile is generally general, and it is not convenient to disassemble the magnetic tile body, which often troubles users. Utility Model Content

[0004] The purpose of the utility model is to provide a new type of magnetic shoe for a servo motor, so as to solve the problem mentioned in the above background technology that although the magnetic shoe can be well applied, the noise reduction performance of this type of magnetic shoe is usually average and it is not convenient to disassemble the magnetic shoe body.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a new type of magnetic tile for a servo motor, comprising a mounting seat, an inner wall of the mounting seat is mounted with magnetic tile bodies with equal spacing, a magnetic tile substrate is arranged inside the magnetic tile body, a metal sound insulation board is arranged on the outer wall of the magnetic tile substrate, an aluminum fiber sound absorption board is arranged on the inner wall of the magnetic tile substrate, an arc-shaped plug-in groove is arranged on the inner wall of the mounting seat at the position of the magnetic tile body, an arc-shaped plug-in block is arranged inside the arc-shaped plug-in groove, one end of the arc-shaped plug-in block extends to the outside of the arc-shaped plug-in groove and is fixedly connected to the outer wall of the metal sound insulation board, a transmission box is arranged on the inner wall of the mounting seat between the magnetic tile bodies, locking grooves are arranged on the outer walls on both sides of the magnetic tile substrate, and a bidirectional screw is rotatably installed inside the transmission box.

[0006] Preferably, the interior of the magnetic tile substrate is provided with sound absorbing cavities with equal spacing, and mounting seats are provided on the inner walls on both sides of the sound absorbing cavities, so that the sound absorbing wedge blocks can be placed and processed through the arrangement of the sound absorbing cavities.

[0007] Preferably, a driven conical tooth is fixed on the outer wall of the bidirectional screw, and an active conical tooth is rotatably installed inside the transmission box on one side of the driven conical tooth, and the active conical tooth and the driven conical tooth are meshed with each other. The active conical tooth and the driven conical tooth are meshed with each other, so that the driven conical tooth is driven to rotate when the active conical tooth rotates.

[0008] Preferably, the outer walls on both sides of the bidirectional screw rod are threadedly connected with nut pairs, a connecting rod is provided on the outer wall of one side of the nut pair, and a locking block is provided at the end of the connecting rod away from the nut pair. The locking block extends to the interior of the locking groove away from the end of the connecting rod. An abutment block is provided on the inner wall of the transmission box at the position of the nut pair, and one end of the locking block is inserted into the interior of the locking groove so that the magnetic tile body can be locked and placed on the inner wall of the mounting seat.

[0009] Preferably, a rotary handle is provided at one end of the active conical tooth away from the bidirectional screw rod, and the end of the rotary handle away from the active conical tooth extends to the outside of the mounting seat, and the active conical tooth is driven to rotate by rotating the rotary handle.

[0010] Preferably, a sound absorbing wedge block is provided on the inner wall of the sound absorbing cavity on one side of the mounting seat, and a split groove is provided on the outer wall of the sound absorbing wedge block away from the mounting seat, so that the noise can be weakened by setting the sound absorbing wedge block.

[0011] Compared with the prior art, the utility model has the following beneficial effects: the new magnetic shoe for the servo motor not only improves the noise reduction performance of the magnetic shoe when in use, but also improves the convenience of maintaining the magnetic shoe, and achieves the purpose of facilitating the calibration and placement of the magnetic shoe body;

[0012] (1) The noise is initially isolated and weakened by the aluminum fiber sound-absorbing board, and part of the noise will flow into the sound-absorbing cavity. Then, the sound-absorbing wedge block cooperates with the wedge groove to weaken the noise flowing into the sound-absorbing cavity for a second time, and then the metal sound insulation board weakens the noise for a third time, so as to achieve the purpose of efficient noise reduction, thereby improving the noise reduction performance of the magnetic tile when it is used;

[0013] (2) By rotating the handle, the active conical teeth and the driven conical teeth drive the bidirectional screw to rotate. At this time, the nut pair will slide toward the middle on the outer wall of the bidirectional screw, so that the nut pair drives one end of the locking block to be detached to the outside of the locking groove through the connecting rod, and the magnetic tile body can be pulled to disassemble it, thereby improving the convenience of magnetic tile maintenance;

[0014] (3) By inserting the arc-shaped plug-in block into the interior of the arc-shaped plug-in groove, the magnetic tile body can be installed on the inner wall of the mounting seat, thereby achieving the purpose of facilitating the calibration and placement of the magnetic tile body. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the front cross-sectional structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the enlarged cross-sectional structure of the transmission box of the utility model;

[0017] Figure 3 This is a schematic diagram of the cross-sectional enlarged structure of the magnetic tile substrate of the utility model;

[0018] Figure 4 For this utility model Figure 3 Enlarged structural diagram at A in the middle.

[0019] In the figure: 1, mounting base; 2, arc-shaped plug-in groove; 3, arc-shaped plug-in block; 4, magnetic tile body; 401, aluminum fiber sound-absorbing board; 402, magnetic tile base plate; 403, metal sound insulation board; 5, transmission box; 6, abutment block; 7, bidirectional screw rod; 8, driven conical teeth; 9, active conical teeth; 10, rotary handle; 11, nut pair; 12, connecting rod; 13, locking block; 14, locking groove; 15, sound-absorbing cavity; 16, mounting seat; 17, sound-absorbing sharp splitting block; 1701, splitting groove. 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. 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 1-4 The utility model provides an embodiment: a new type of magnetic tile for a servo motor, comprising a mounting seat 1, on the inner wall of which a magnetic tile body 4 with equal spacing is mounted, a magnetic tile substrate 402 is provided inside the magnetic tile body 4, and a sound absorption cavity 15 with equal spacing is provided inside the magnetic tile substrate 402, and a mounting seat 16 is provided on the inner walls on both sides of the sound absorption cavity 15;

[0022] When in use, the sound absorbing cavity 15 is provided so as to place the sound absorbing wedge block 17;

[0023] A sound absorbing wedge block 17 is provided on the inner wall of the sound absorbing cavity 15 on one side of the mounting seat 16, and a wedge groove 1701 is provided on the outer wall of the sound absorbing wedge block 17 away from the mounting seat 16;

[0024] When in use, the sound absorbing wedge block 17 is provided to reduce noise;

[0025] A metal sound insulation board 403 is provided on the outer wall of the magnetic tile substrate 402, an aluminum fiber sound absorbing board 401 is provided on the inner wall of the magnetic tile substrate 402, an arc-shaped plug-in groove 2 is provided on the inner wall of the mounting seat 1 at the position of the magnetic tile body 4, an arc-shaped plug-in block 3 is installed inside the arc-shaped plug-in groove 2, one end of the arc-shaped plug-in block 3 extends to the outside of the arc-shaped plug-in groove 2 and is fixedly connected to the outer wall of the metal sound insulation board 403, a transmission box 5 is provided on the inner wall of the mounting seat 1 between the magnetic tile bodies 4, and locking grooves 14 are provided on the outer walls on both sides of the magnetic tile substrate 402, a bidirectional screw 7 is rotatably installed inside the transmission box 5, a driven conical tooth 8 is fixed on the outer wall of the bidirectional screw 7, and an active conical tooth 9 is rotatably installed inside the transmission box 5 on one side of the driven conical tooth 8, and the active conical tooth 9 and the driven conical tooth 8 are meshed with each other;

[0026] When in use, the active conical teeth 9 and the driven conical teeth 8 mesh with each other, so that when the active conical teeth 9 rotate, the driven conical teeth 8 are driven to rotate;

[0027] A rotary handle 10 is provided at one end of the active conical tooth 9 away from the bidirectional screw rod 7, and an end of the rotary handle 10 away from the active conical tooth 9 extends to the outside of the mounting seat 1;

[0028] When in use, the handle 10 is rotated to drive the active conical teeth 9 to rotate;

[0029] The outer walls of both sides of the bidirectional screw rod 7 are threadedly connected with nut pairs 11, and a connecting rod 12 is provided on the outer wall of one side of the nut pair 11. A locking block 13 is provided at one end of the connecting rod 12 away from the nut pair 11. The end of the locking block 13 away from the connecting rod 12 extends to the inside of the locking groove 14, and an abutment block 6 is provided on the inner wall of the transmission box 5 at the position of the nut pair 11;

[0030] When in use, one end of the locking block 13 is inserted into the locking groove 14 so as to lock the magnetic tile body 4 to the inner wall of the mounting seat 1 .

[0031] When the embodiment of the present application is in use, the arc-shaped plug-in block 3 is first plugged into the inside of the arc-shaped plug-in groove 2, and the magnetic tile body 4 can be installed on the inner wall of the mounting seat 1 to facilitate the calibration and placement of the magnetic tile body 4. Then, the handle 10 is rotated to drive the two-way screw rod 7 to rotate through the active conical teeth 9 and the driven conical teeth 8. At this time, the nut pair 11 will be located on the outer wall of the two-way screw rod 7 and slide toward the middle, so that the nut pair 11 drives one end of the locking block 13 to be detached to the outside of the locking groove 14 through the connecting rod 12, and the magnetic tile body 4 can be pulled to be disassembled. Unloading maintenance, the setting of the abutment block 6 can abut and limit the movement range of the locking block 13 to ensure that one end of the locking block 13 is always outside the transmission machine box 5, and finally the noise is initially isolated and weakened by the aluminum fiber sound absorbing board 401, and part of the noise will flow into the sound absorbing cavity 15, and then the sound absorbing sharp wedge block 17 cooperates with the wedge groove 1701 to weaken the noise flowing into the sound absorbing cavity 15 for a second time, and then the metal sound insulation board 403 weakens the noise for a third time, which can greatly improve the noise reduction performance of the magnetic tile, thereby completing the use of the magnetic tile.

Claims

1. A new type of magnetic shoe for a servo motor, characterized in that: The invention comprises a mounting seat (1), wherein the inner wall of the mounting seat (1) is mounted with magnetic tile bodies (4) at equal intervals, a magnetic tile substrate (402) is provided inside the magnetic tile body (4), a metal sound insulation board (403) is provided on the outer wall of the magnetic tile substrate (402), an aluminum fiber sound absorption board (401) is provided on the inner wall of the magnetic tile substrate (402), and an arc-shaped plug-in groove (2) is provided on the inner wall of the mounting seat (1) at the position of the magnetic tile body (4), and the arc-shaped plug-in groove (2) is provided on the inner wall of the mounting seat (1) at the position of the magnetic tile body (4). An arc-shaped plug-in block (3) is installed inside the arc-shaped plug-in slot (2), one end of the arc-shaped plug-in block (3) extends to the outside of the arc-shaped plug-in slot (2) and is fixedly connected to the outer wall of the metal sound insulation board (403), a transmission box (5) is provided on the inner wall of the mounting seat (1) between the magnetic tile bodies (4), and locking grooves (14) are provided on the outer walls of both sides of the magnetic tile base plate (402), and a bidirectional screw rod (7) is rotatably installed inside the transmission box (5).

2. The novel magnetic shoe for a servo motor according to claim 1 is characterized in that: The magnetic tile substrate (402) is provided with sound absorption cavities (15) at equal intervals inside, and mounting seats (16) are provided on the inner walls on both sides of the sound absorption cavity (15).

3. The novel magnetic shoe for a servo motor according to claim 1 is characterized in that: A driven conical tooth (8) is fixed on the outer wall of the bidirectional screw rod (7), and a driving conical tooth (9) is rotatably mounted inside the transmission box (5) on one side of the driven conical tooth (8), and the driving conical tooth (9) and the driven conical tooth (8) are meshed with each other.

4. The novel magnetic shoe for a servo motor according to claim 1 is characterized in that: The outer walls on both sides of the bidirectional screw rod (7) are both threadedly connected with a nut pair (11), a connecting rod (12) is provided on the outer wall of one side of the nut pair (11), a locking block (13) is provided at one end of the connecting rod (12) away from the nut pair (11), the locking block (13) extends from one end of the connecting rod (12) to the inside of a locking groove (14), and an abutment block (6) is provided on the inner wall of the transmission box (5) at the position of the nut pair (11).

5. The novel magnetic shoe for a servo motor according to claim 3 is characterized in that: A rotary handle (10) is provided at one end of the active conical tooth (9) away from the bidirectional screw rod (7), and the end of the rotary handle (10) away from the active conical tooth (9) extends to the outside of the mounting seat (1).

6. The novel magnetic shoe for a servo motor according to claim 2 is characterized in that: A sound absorbing wedge block (17) is provided on the inner wall of the sound absorbing cavity (15) on one side of the mounting seat (16), and a wedge groove (1701) is provided on the outer wall of the sound absorbing wedge block (17) on the side away from the mounting seat (16).

Images