Motor iron core winding mechanism with gear train adjusting function

Abstract

The utility model discloses a motor iron core winding mechanism with a gear train adjusting function, and particularly relates to the field of motor iron core winding, the motor iron core winding mechanism comprises a support box body, a transmission shaft is rotatably connected in the support box body, and a box body vertical plate is arranged on one side of the support box body close to an iron core strip material; a groove hole is formed in the box body vertical plate in the horizontal direction, a pressing wheel shaft is slidably connected into the groove hole, an adjusting screw abuts against the upper portion of the pressing wheel shaft, a supporting spring is arranged below the pressing wheel shaft, one end of the supporting spring abuts against the groove hole of the box body vertical plate, and the other end of the supporting spring abuts against the pressing wheel shaft. The end, away from the box vertical plate, of the pressing wheel shaft is rotationally connected with a pressing wheel body, one side of the pressing wheel body is rotationally connected to the axial adjusting nut, and the other side of the pressing wheel body is rotationally connected with a locking screw. The pressing wheel can be adjusted up and down by adjusting, loosening and fastening the adjusting screw rod, and the function of adjusting the pressing wheel back and forth in the axial direction is added by adjusting the axial adjusting nut, so that the adaptive capacity of a wheel train is released to the maximum extent.

Description

Technical Field

[0001] The utility model relates to the technical field of motor iron core winding, and more specifically, to a motor iron core winding mechanism with a gear train adjustment function. Background Art

[0002] Motor core winding is an important part of the processing technology of wound motor stator core;

[0003] The installation and fixation of the existing motor core winding gear train is to machine a corresponding installation cavity at the corresponding position on the winding vertical plate. The slider can slide up and down or left and right in the cavity. The slider is fixed by the pressure plates on both sides of the vertical plate, and the slider is adjusted by rotating the handwheel.

[0004] The problems with this winding mechanism are: 1. The degree of freedom of each wheel system is too large, and it is difficult to ensure that the pressure wheel and the winding wheel remain relatively stable in a certain direction during adjustment, which affects the stability of the winding mechanism; 2. The adjustment is relatively cumbersome, which affects the adjustment effect; 3. The pressure wheel cannot be manually adjusted in the axial direction. If a problem occurs or there is an error in the processing, it can only be disassembled and reprocessed, which restricts the installation progress of the winding machine and makes adjustments during production very inconvenient. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides a motor core winding mechanism with a gear train adjustment function.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solution: a motor core winding mechanism with a gear train adjustment function, comprising a support box, wherein the core strip enters the support box from both sides, a pair of transmission shafts are rotatably connected inside the support box, and a side of the support box close to the core strip is a box vertical plate;

[0007] The vertical plate of the box body is provided with a slotted hole in the horizontal direction, a pressure roller shaft is slidably connected to the inside of the slotted hole in the vertical direction, an adjusting screw is abutted on the top of the pressure roller shaft, a support spring is provided below the pressure roller shaft, the adjusting screw is threadedly connected to the vertical plate of the box body, one end of the support spring abuts in the slotted hole of the vertical plate of the box body, and the other end abuts against the pressure roller shaft;

[0008] A protrusion is provided in the middle of the pressure wheel shaft, and the pressure wheel shaft extends into a side away from the support box and is threadedly connected to a locking nut;

[0009] The compression wheel shaft is rotationally connected with a compression wheel body at one end away from the box stand, one side of the compression wheel body is rotationally connected with an axial adjusting nut, and the other side is rotationally connected with a locking screw rod, the axial adjusting nut is threadedly connected between the compression wheel body and the box stand and abuts against the compression wheel body, and the locking screw rod is threadedly connected at one end of the compression wheel shaft away from the box stand and abuts against the compression wheel body.

[0010] Any transmission shaft sleeve is fixed with a winding wheel, and any winding wheel cooperates with the corresponding compression wheel body to extrude the iron core strip, and a pair of winding wheels are arranged to improve efficiency.

[0011] As a further optimization of the utility model, the adjusting screw rod top end is fixed with an adjusting hand wheel, which is convenient for controlling the rotation of the adjusting screw rod.

[0012] As a further optimization of the utility model, the adjusting screw rod is threadedly connected with a reinforcing nut, and the reinforcing nut abuts against the upper side of the box stand, so that displacement of the adjusting screw rod due to loosening is avoided.

[0013] As a further optimization of the utility model, the side surface of the compression wheel shaft is a rectangular surface, and the abutting surfaces of the groove hole, the adjusting screw rod and the supporting spring are planes, so that the compression wheel shaft does not deviate and can stably slide up and down.

[0014] As a further optimization of the utility model, the compression wheel body is fixed with a compression wheel cover away from one side of the supporting box, which is used for shielding the compression wheel.

[0015] As a further optimization of the utility model, the winding wheel is provided with a forming guide plate, a material guide plate and a discharging guide plate away from one side of the supporting box; the forming guide plates are located on both sides of the supporting box and are used for guiding the iron core strip feeding; the material guide plate is located on one side of the iron core strip away from the supporting box; and the discharging guide plate is located on the inner side of the iron core strip and protrudes away from one side of the supporting box, so that the iron core strip feeding and discharging are guided by cooperating with the compression wheel cover.

[0016] As a further optimization of the utility model, a motor is installed on one side of the supporting box, the motor output end is fixedly connected with the transmission shaft, a fixed sleeve is fixedly connected at the box stand, a winding auxiliary wheel is rotationally connected in the fixed sleeve, the winding auxiliary wheel is fixedly connected with the winding wheel, and the winding wheel is driven through the above structure.

[0017] As a further preferred embodiment of the present invention, a cam is fixed inside the fixed sleeve near the side of the box body vertical plate, and the cam is a circular ring with an axially convex upper half and an axially concave lower half; a plurality of winding pins are axially penetrated through the wheel body of the winding wheel, and the winding pins are evenly distributed on the outside of the transmission shaft; one end of the winding pin abuts the cam, and the other end is slidably connected to the winding wheel; the winding pin sleeve is provided with a reset spring, one end of the reset spring is fixed to the side of the winding pin close to the cam, and the other end abuts the winding wheel. The stability of the winding process is improved by the setting of the winding pin, and the separation of the winding pin and the wound iron core is achieved by the telescopic function of the winding pin.

[0018] As a further preferred embodiment of the present invention, a winding guide sleeve is installed on the side of the winding wheel away from the motor to guide the wound iron core.

[0019] As a further preferred embodiment of the present invention, the support box is hinged with a shearing knife, one end of the shearing knife head is facing the wound iron core, and the other end is elastically connected to the support box for cutting the wound iron core, and the shearing knife can be used repeatedly through the elastic connection.

[0020] The technical effects and advantages of this utility model are:

[0021] 1. Since the relative positions of the pressing wheel and the winding wheel are fixed, the stability of the winding machine is greatly improved;

[0022] 2. The pressure wheel can be adjusted up and down by loosening and tightening the adjusting screw, which greatly improves the convenience of adjusting the winding mechanism;

[0023] 3. By adjusting the axial adjustment nut, the function of adjusting the pressure wheel forward and backward along the axial direction is added, so that the adaptability of the gear train is released to the greatest extent. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic diagram of the overall structure of a motor core winding mechanism with a gear train adjustment function according to the present invention.

[0025] Figure 2 This is a side structural schematic diagram of a motor core winding mechanism with a gear train adjustment function according to the present invention.

[0026] Figure 3 The utility model is a schematic top view of the structure of a motor core winding mechanism with a gear train adjustment function.

[0027] Figure 4 This is a schematic diagram of a pressure wheel adjustment structure in a motor core winding mechanism with a gear train adjustment function according to the present invention.

[0028] Figure 5 A structure schematic view of a winding wheel in a motor iron core winding mechanism with wheel system adjustment function.

[0029] The figure marks are: 1, iron core strip material; 2, press wheel cover; 3, adjustment hand wheel; 4, forming guide plate; 5, support box body; 6, material guide plate; 7, discharge guide plate; 8, motor; 9, support spring; 10, fixed sleeve; 11, press wheel body; 12, winding wheel; 13, winding additional wheel; 14, winding pin; 15, reset spring; 16, cam; 17, transmission shaft; 18, wound iron core; 19, reinforcing nut; 20, press wheel shaft; 21, axial adjusting nut; 22, locking screw; 23, winding guide sleeve; 24, shearing cutter; 25, box body vertical plate; 26, locking nut; 27, adjusting screw. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

[0031] As shown in the accompanying Figure 1-5The shown embodiment shows a motor 8 core winding mechanism with a gear train adjustment function, comprising a support box 5, wherein the core strip 1 enters in both directions from the left and right sides of one side of the support box 5, and a pair of transmission shafts 17 are rotatably connected inside the support box 5, and the side of the support box 5 close to the core strip 1 is a box vertical plate 25; the box vertical plate 25 is provided with a slot hole in the horizontal direction, and a pressure wheel shaft 20 is slidably connected inside the slot hole in the vertical direction, and an adjusting screw 27 is abutted above the pressure wheel shaft 20, and a support spring 9 is provided below the pressure wheel shaft 20, and the adjusting screw 27 is threadedly connected to the box vertical plate 25, and one end of the support spring 9 abuts against the slot hole of the box vertical plate 25, and the other end abuts against the pressure wheel shaft 20; a protrusion is provided in the middle of the pressure wheel shaft 20, and the pressure wheel shaft 20 extends into the side away from the support box 5 and is threadedly connected with a locking nut 26; the pressure roller shaft 20 is rotatably connected to the pressure roller body 11 at one end away from the box vertical plate 25, and the pressure roller body 11 is rotatably connected to the axial adjustment nut 21 on one side, and is rotatably connected to the locking screw 22 on the other side. The axial adjustment nut 21 is threadedly connected between the pressure roller body 11 and the box vertical plate 25, and abuts the pressure roller body 11; the locking screw 22 is threadedly connected to the end of the pressure roller shaft 20 away from the box vertical plate 25, and abuts the pressure roller body 11; any of the transmission shafts 17 is fitted with a winding wheel 12, and any of the winding wheels 12 cooperates with the corresponding pressure roller body 11 to extrude the iron core strip 1, and efficiency is improved by setting a pair of winding wheels 12.

[0032] like Figure 4 As shown, in the embodiment of the present utility model, an adjusting hand wheel 3 is fixed to the top of the adjusting screw 27 to facilitate the control of the rotation of the adjusting screw 27. The adjusting screw 27 is threadedly connected with a reinforcing nut 19, and the reinforcing nut 19 abuts against the upper side of the box body vertical plate 25 to prevent the adjusting screw 27 from loosening and displacement.

[0033] like Figure 4 As shown, in the embodiment of the present invention, the side surface of the pressure wheel shaft 20 is a rectangular surface, and the contact surface with the slot hole, the adjusting screw 27 and the support spring 9 is a plane, ensuring that the pressure wheel shaft 20 does not deviate and can stably slide up and down.

[0034] like Figure 1 and Figure 4As shown, in this embodiment of the utility model, a pressure roller cover 2 is fixed to the side of the pressure roller body 11 away from the support box 5, which is used to cover the pressure roller. A forming guide plate 4, a material guide plate 6, and a discharge guide plate 7 are provided on the side of the winding wheel 12 away from the support box 5; the forming guide plates 4 are located on both sides of the support box 5 and are used to guide the feeding of the core strip 1; the material guide plate 6 is located on the side of the core strip 1 away from the support box 5; the discharge guide plate 7 is located on the inner side of the core strip 1 and protrudes toward the side away from the support box 5. By cooperating with the pressure roller cover 2, the feeding and discharge of the core strip 1 are guided.

[0035] like Figure 2 and Figure 3 As shown, in the embodiment of the present utility model, a motor 8 is installed on one side of the support box 5, the output end of the motor 8 is fixedly connected to the transmission shaft 17, and a fixing sleeve 10 is fixedly connected to the box vertical plate 25; a winding wheel 13 is rotatably connected inside the fixing sleeve 10; the winding wheel 13 is fixedly connected to the winding wheel 12, and the driving of the winding wheel 12 is achieved through the above structure.

[0036] like Figure 5 As shown, in an embodiment of the present utility model, a cam 16 is fixed inside the fixed sleeve 10 near the side of the box body vertical plate 25, and the cam 16 is a circular ring with an axially convex upper half and an axially concave lower half; a plurality of winding pins 14 are axially penetrated through the wheel body of the winding wheel 13, and the winding pins 14 are evenly distributed on the outside of the transmission shaft 17; one end of the winding pin 14 abuts the cam 16, and the other end is slidably connected to the winding wheel 12; the winding pin 14 is sleeved with a reset spring 15, one end of the reset spring 15 is fixed to the side of the winding pin 14 close to the cam 16, and the other end abuts the winding wheel 12. The stability of the winding process is improved by the setting of the winding pin 14, and the separation of the winding pin 14 and the wound iron core 18 is achieved by the telescopic function of the winding pin 14.

[0037] During the working process of this embodiment, the iron core strip 1 passes through the two sides of the support box 5 and enters between the pressure wheel body 11, the winding wheel 12 and the pressure wheel cover 2 under the guidance of the forming guide plate 4 and the guide plate 6, and cooperates with the winding pin 14 to realize the winding of the iron core strip 1. The winding pin 14 retracts under the action of the cam 16 and the return spring 15, and the wound iron core 18 is separated from the winding pin 14 and enters the winding guide sleeve 23 under the guidance of the discharge guide plate 7.

[0038] like Figure 3 As shown, in the embodiment of the present invention, a winding guide sleeve 23 is installed on the side of the winding wheel 12 away from the motor 8 for guiding the wound iron core 18.

[0039] like Figure 3As shown, in an embodiment of the present utility model, the support box 5 is hinged with a shearing knife 24, one end of the blade of the shearing knife 24 is facing the wound iron core 18, and the other end is elastically connected to the support box 5, for cutting off the wound iron core 18 to form a single ring, and the shearing knife 24 can be reused through the elastic connection.

[0040] See Figure 4 As shown, during the operation of the present invention, the method for adjusting the pressure roller body 11 up and down is as follows: 1. Loosen the reinforcing nut 19 and the locking nut 26; 2. Rotate the adjustment hand wheel 3 to drive the adjusting screw 27, and the adjusting screw 27 moves up and down at the box vertical plate 25; 3. The pressure roller shaft 20 moves under the action of the support spring 9 to adjust the up and down position of the pressure roller body 11; 4. Lock the reinforcing nut 19 and the locking nut 26 to prevent the pressure roller shaft 20 from moving;

[0041] The method for adjusting the front and rear of the pressure roller body 11 is as follows: 1. Remove the pressure roller cover 2; 2. Rotate the locking screw 22 or the axial adjustment nut 21 according to the adjustment direction of the pressure roller body 11; 3. Move the pressure roller body 11; 4. Lock the locking screw 22 and the axial adjustment nut 21 to complete the adjustment.

[0042] During the operation of the present invention, the same type of material will have different properties due to different batches, which will be directly reflected in the winding process, resulting in different forming degrees and rebound sizes of the core strip 1; on the other hand, because the core strip 1 is stamped, there will be some slight changes in size and burrs. These changes will cause the wound core to have quality problems such as uniformity and tooth deformation. By adjusting the pressure wheel body 11 in the axial and vertical directions, stable winding of the core strip 1 is achieved.

[0043] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A motor core winding mechanism with a gear train adjustment function, comprising a support box, wherein the core strip enters from both sides of the support box, and a pair of transmission shafts are rotatably connected to the support box. The mechanism is characterized by: The side of the support box body close to the iron core strip material is a box body vertical plate; The vertical plate of the box body is provided with a slotted hole in the horizontal direction, a pressure roller shaft is slidably connected to the inside of the slotted hole in the vertical direction, an adjusting screw is abutted on the top of the pressure roller shaft, a support spring is provided below the pressure roller shaft, the adjusting screw is threadedly connected to the vertical plate of the box body, one end of the support spring abuts in the slotted hole of the vertical plate of the box body, and the other end abuts against the pressure roller shaft; A protrusion is provided in the middle of the pressure wheel shaft, and the pressure wheel shaft extends into a side away from the support box and is threadedly connected to a locking nut; The end of the pressure roller shaft away from the box body vertical plate is rotatably connected to the pressure roller body, one side of the pressure roller body is rotatably connected to the axial adjustment nut, and the other side is rotatably connected to the locking screw, the axial adjustment nut is threadedly connected between the pressure roller body and the box body vertical plate, and abuts against the pressure roller body; the locking screw is threadedly connected to the end of the pressure roller shaft away from the box body vertical plate, and abuts against the pressure roller body; Any of the transmission shafts is fitted with a winding wheel, and any of the winding wheels cooperates with the corresponding pressing wheel body to extrude the iron core strip material.

2. The motor core winding mechanism with a gear train adjustment function according to claim 1, characterized in that: An adjusting hand wheel is fixed on the top end of the adjusting screw.

3. The motor core winding mechanism with a gear train adjustment function according to claim 1, characterized in that: The adjusting screw is threadedly connected with a reinforcing nut, and the reinforcing nut abuts against the upper side of the box body vertical plate.

4. The motor core winding mechanism with a gear train adjustment function according to claim 1, characterized in that: The side surface of the pressing wheel shaft is a rectangular surface, and the contact surface between the pressing wheel shaft and the slot hole, the adjusting screw and the supporting spring is a flat surface.

5. The motor core winding mechanism with a gear train adjustment function according to claim 1, characterized in that: A pressure wheel cover is fixed on the side of the pressure wheel body away from the supporting box body.

6. The motor core winding mechanism with a gear train adjustment function according to claim 1, characterized in that: The winding wheel is provided with a forming guide plate, a material guide plate and a discharge guide plate on the side away from the support box body; the forming guide plates are located on both sides of the support box body and are used to guide the feeding of the core strips; the material guide plates are located on the side of the core strips away from the support box body; the discharge guide plate is located on the inner side of the core strips and protrudes toward the side away from the support box body.

7. The motor core winding mechanism with a gear train adjustment function according to claim 1, characterized in that: A motor is installed on one side of the support box, the output end of the motor is fixedly connected to the transmission shaft, and a fixing sleeve is fixedly connected to the vertical plate of the box; a winding attachment wheel is rotatably connected inside the fixing sleeve; and the winding attachment wheel is fixedly connected to the winding wheel.

8. The motor core winding mechanism with a gear train adjustment function according to claim 7, characterized in that: A cam is fixed inside the fixing sleeve near the side of the box body vertical plate, and the cam is a circular ring with an axially raised upper half and an axially recessed lower half; a plurality of winding pins are axially penetrated through the wheel body of the winding attachment wheel, and the winding pins are evenly distributed on the outside of the transmission shaft; One end of the winding pin abuts the cam, and the other end is slidably connected to the winding wheel; the winding pin is sleeved with a return spring, one end of the return spring is fixed to the side of the winding pin close to the cam, and the other end abuts the winding wheel.

9. The motor core winding mechanism with a gear train adjustment function according to claim 1, characterized in that: A winding guide sleeve is installed on the side of the winding wheel away from the motor.

10. The motor core winding mechanism with a gear train adjustment function according to claim 1, characterized in that: The support box is hinged with a shearing knife, one end of the shearing knife head faces the wound iron core, and the other end is elastically connected to the support box.

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