CN109038980B - Motor coil winding method capable of improving production quality - Google Patents

Abstract

The invention discloses a winding method of a motor coil capable of improving production quality, wherein a wire wheel is fixed on a pay-off rack, a coil needing to be wound is fixed on a rotating shaft through a locking nut, and a lead coming out of the wire wheel passes through a guide wheel and is wound on the guide wheel for a circle and then is wound on the coil; the motor drives the transmission shaft and drives the rotating shaft to automatically wind wires through the driving chain wheel; the position led out by the lead wire can be continuously changed between one end and the other end of the wire wheel during paying off, so that the guide wheel can slide back and forth on the cross beam of the fixing frame, and the uniform diameter of each part on the wound coil is ensured; whether the driven chain wheel is positioned on the rotating shaft or not can be adjusted by adjusting whether the chain wheel locking device is in a locking state or not, and whether the rotating shaft synchronously rotates along with the motor or not is selected according to requirements. The motor drives the transmission shaft to rotate, so as to drive the winding mechanism to rotate together; through set up slidable leading wheel on the support frame, guaranteed that the diameter of winding coil each department is the same, improved the roughness of coil.

Description

A motor coil winding method that can improve production quality

technical field

The invention relates to a motor coil winding method capable of improving production quality, and belongs to the technical field of motor production equipment. .

Background technique

The motor coil is a functional component that ensures the normal operation of the motor. In the motor manufacturing process, the winding of the coil is a very important link. The quality of the motor coil winding and the efficiency of the motor coil winding will directly affect the quality of the motor. Productivity. Although the existing winding machine can complete the winding work of the coil, the winding efficiency is low, which directly affects the production efficiency of the motor. Moreover, the wound coil cannot be guaranteed to be flat and of low quality, so it cannot meet the normal requirements of the motor. The performance requirements of the work, even if there is a guide device to ensure the flatness of the coil, on the one hand, the device has a complex structure and is inconvenient to operate, and on the other hand, the device requires additional power to drive, resulting in an increase in production costs.

SUMMARY OF THE INVENTION

In view of the problems existing in the above-mentioned prior art, the purpose of the present invention is to provide a motor coil winding method that can improve production quality, is simple to operate, can wind the motor coil with high efficiency, and can ensure that the wound coil has good quality The flatness and higher quality will not bring additional production cost increase.

In order to achieve the above-mentioned purpose, the technical scheme adopted by the present invention is: a method for winding a motor coil that can improve production quality, and the used device includes a frame, a motor arranged on the frame, a gearbox, a pay-off frame, a transmission A shaft, a control box and a winding mechanism, the electric motor is connected with the gearbox, one end of the drive shaft is connected with the output shaft of the gearbox, and the other end is connected with the bearing installed in the bearing seat on the frame; A driving sprocket is installed on the shaft, and the pay-off frame and the winding mechanism are respectively arranged on both sides of the transmission shaft; the winding mechanism includes a driven sprocket, a support frame, a rotating shaft, a guide wheel and a sprocket locking device, so The support frame is fixed on the frame, one end of the rotating shaft passes through the support frame and forms a rotating pair with the support frame, the other end is screwed with a locking nut, and a section of the rotating shaft passing through the support frame is installed with the driven sprocket , and the sprocket locking device is provided at the end; the guide wheel is arranged on the side of the support frame close to the transmission shaft, and the guide wheel is sleeved on the horizontal beam of the fixed frame fixedly connected with the support frame and It can slide freely along the horizontal beam, and the driven sprocket is connected with the driving sprocket in a chain drive; the control box includes a controller and a control circuit to control the winding device; the winding method includes the following steps:

Step 1: Fix the reel on the pay-off frame, the coil to be wound is fixed on the rotating shaft through the lock nut, the wire coming out of the reel passes through the guide wheel and is wound on it for one week and then wound on the coil;

Step 2: Select the gear position of the gearbox according to the size and type of the coil, start the motor, and the motor drives the drive shaft to rotate, and then drives the rotating shaft fixedly connected to the driven sprocket to rotate through the driving sprocket, so as to perform automatic winding;

Step 3: During the winding process, since the wire on the spool itself is wound from one end of the spool to the other end, when the wire is paid off, the position where the wire is drawn will also change continuously between one end of the spool and the other end. , when the lead-out position of the wire is constantly changing, a thrust will be applied to the side of the guide wheel, so that the guide wheel translates along its own axis and slides back and forth on the beam of the fixed frame, thereby ensuring the normal winding of the coil and the diameter of the wound coil. same;

Step 4: By adjusting whether the sprocket locking device is in a locked state, it is possible to adjust whether the driven sprocket is on the rotating shaft, and then select whether the rotating shaft rotates synchronously with the motor as required.

Preferably, the sprocket locking device includes an outer sheath, a locking block and a screw, and the locking block is a cross block provided at the end of the outer sheath and matched with the cross groove on the end face of the rotating shaft. , the threaded rod of the screw passes through the outer sheath and the locking block and is threadedly connected to the axial threaded hole at the end of the rotating shaft, and the nut is placed in the outer sheath; on the screw between the nut of the screw and the outer sheath Cover with spring. This device can prevent the danger of the driven sprocket from being detached from the winding mechanism.

Preferably, the driving sprocket is slidably nested on the transmission shaft, the driving sprocket is provided with a radial threaded hole connecting the axial mounting hole and the outer circular wall, and the screw thread of the locking bolt fits through the radial hole. against the drive shaft. Such a structure is convenient for adjusting the position of the driving sprocket on the transmission shaft and locking the driving chain wheel on the transmission shaft as required.

Preferably, the cross-sectional shape of the transmission shaft is a regular quadrilateral, a regular hexagon or a regular octagon, and two ends of the transmission shaft are respectively welded with shaft ends which are matched with the bearing and connected with the gearbox. This structure can avoid the circumferential sliding between the driving sprocket and the transmission shaft, which affects the quality and winding efficiency of the winding coil. Compared with the key connection between the driving sprocket and the transmission shaft, this structure is easier to install and adjust, avoiding the need for technical The accumulated error of the device leads to a decrease in the overall accuracy of the device, and at the same time, it is convenient to use ready-made profiles for processing and save costs.

Compared with the prior art, the present invention is simple to operate, and the motor can drive the transmission shaft to rotate, thereby driving the winding mechanism to rotate together, thereby improving the production efficiency of the coil; The diameter of the wound coil is the same everywhere, which ensures the flatness of the coil and improves the production quality of the coil, thereby ensuring the good performance of the final motor; the guide used can be smoothly guided without additional power drive. function, saving production costs.

Description of drawings

Fig. 1 is the structure top view of the present invention;

Figure 2 is a structural diagram of the sprocket locking device in the present invention.

In the picture: 1. Frame, 2. Electric motor, 3. Gearbox, 4. Pay-off frame, 5. Transmission shaft, 6. Bearing seat, 7. Driving sprocket, 8. Sprocket locking device, 9. Cross Slot, 10, driven sprocket, 11, support frame, 12, shaft, 13, lock nut, 14, fixing frame, 15, guide wheel, 16, control box, 17, spring, 18, screw, 19, lock 20. Outer sheath.

Detailed ways

The present invention will be described in further detail below in conjunction with the examples.

As shown in the figure, a motor coil winding method that can improve production quality, the used device includes a frame 1, a motor 2 arranged on the frame 1, a gearbox 3, a pay-off frame 4, a transmission shaft 5, The control box 16 and the winding mechanism, the electric motor 2 is connected to the gearbox 3 in a transmission, one end of the transmission shaft 5 is connected to the output shaft of the gearbox 3, and the other end is connected to the shaft mounted in the bearing seat 6 on the frame 1. The bearings are matched and connected; a driving sprocket 7 is installed on the transmission shaft 5, and the pay-off frame 4 and the winding mechanism are respectively arranged on both sides of the transmission shaft 5; the winding mechanism includes a driven sprocket 10, a support frame 11, a rotating shaft 12. The guide wheel 15 and the sprocket locking device 8, the support frame 11 is fixed on the frame 1, one end of the rotating shaft 12 passes through the support frame 11 and forms a rotating pair with the support frame 11, and the other end is screwed with a lock Tighten the nut 13, the rotating shaft 12 is installed with the driven sprocket 10 through a section of the support frame 11, and the sprocket locking device 8 is installed at the end; the guide wheel 15 is arranged on the support frame 11 On the side close to the transmission shaft 5, the guide wheel 15 is sleeved on the horizontal beam of the fixed frame 14 fixedly connected with the support frame 11 and can slide freely along the horizontal beam. connection; the control box 16 includes a controller and a control circuit to control the winding device;

The specific winding method includes the following steps:

Step 1: Fix the reel on the pay-off frame 4, the coil to be wound is fixed on the rotating shaft 12 through the lock nut 13, the wire coming out of the reel passes through the guide wheel 15 and is wound on it for one week and then wound on the wire circle;

Step 2: Select the gear position of the gearbox 3 according to the size and type of the coil, start the motor 2, the motor 2 drives the transmission shaft 5 to rotate, and then drives the rotating shaft 12 fixedly connected to the driven sprocket 10 to rotate through the driving sprocket 7, Thereby automatic winding;

Step 3: During the winding process, since the wire on the spool itself is wound from one end of the spool to the other end, when the wire is paid off, the position where the wire is drawn will also change continuously between one end of the spool and the other end. , when the lead-out position of the wire is constantly changing, a thrust will be applied to the side of the guide wheel 15, so that the guide wheel 15 translates along its own axis direction and slides back and forth on the beam of the fixing frame 14, thereby ensuring that the coil is normally wound. have the same diameter;

Step 4: By adjusting whether the sprocket locking device 8 is in a locked state, it is possible to adjust whether the driven sprocket 10 is on the rotating shaft 12, and then select whether the rotating shaft 12 rotates synchronously with the motor 2 as required.

Preferably, the sprocket locking device 8 includes an outer sheath 20 , a locking block 19 and a screw 18 . The cross block matched with the cross groove 9, the screw rod of the screw 18 passes through the outer sheath 20 and the locking block 19 and is threadedly connected with the axial threaded hole at the end of the rotating shaft 12, and the nut is placed in the outer sheath 20; A spring 17 is sheathed on the threaded rod between the nut of the screw 18 and the outer sheath. This device prevents the risk of the driven sprocket 10 coming off the winding mechanism.

Preferably, the driving sprocket 7 is slidably nested on the transmission shaft 5, the driving sprocket 7 is provided with a radial threaded hole connecting the axial mounting hole and the outer circular wall, and the screw thread of the locking bolt fits through the diameter Abut on the drive shaft 5 behind the hole. Such a structure is convenient to adjust the position of the driving sprocket 7 on the transmission shaft 5 and lock the driving sprocket 7 on the transmission shaft 5 as required.

Preferably, the cross-sectional shape of the transmission shaft 5 is a regular quadrilateral, a regular hexagon or a regular octagon, and the two ends of the transmission shaft 5 are respectively welded with shaft ends matched with the bearing and connected with the gearbox 3 . This structure can avoid the circumferential sliding of the driving sprocket 7 and the transmission shaft 5, which affects the quality and winding efficiency of the winding coil. Compared with the key connection between the driving sprocket 7 and the transmission shaft 5, this structure is easier to install and adjust. Accumulated errors in the process are avoided to reduce the overall precision of the device, and at the same time, it is convenient to use ready-made profiles for processing, thereby saving costs.

Claims (4)

1. a motor coil winding method that can improve production quality, is characterized in that, The device used includes a frame (1), a motor (2) arranged on the frame (1), a gearbox (3), a pay-off frame (4), a transmission shaft (5), a control box (16) and Winding mechanism, the electric motor (2) is connected to the gearbox (3) in a transmission, one end of the transmission shaft (5) is connected to the output shaft of the gearbox (3), and the other end is connected to the frame (1) The bearings in the upper bearing seat (6) are matched and connected; a driving sprocket (7) is installed on the transmission shaft (5), and the pay-off frame (4) and the winding mechanism are respectively arranged on both sides of the transmission shaft (5); The winding mechanism comprises a driven sprocket (10), a support frame (11), a rotating shaft (12), a guide wheel (15) and a sprocket locking device (8), and the support frame (11) is fixed on the machine On the frame (1), one end of the rotating shaft (12) passes through the supporting frame (11) and forms a rotating pair with the supporting frame (11), the other end is screwed with a locking nut (13), and the rotating shaft (12) passes through the supporting frame The driven sprocket (10) is installed at one end of (11), and the sprocket locking device (8) is installed at the end; the guide wheel (15) is arranged on the support frame (11). ) on the side close to the transmission shaft (5), the guide wheel (15) is sleeved on the horizontal beam of the fixed frame (14) fixedly connected with the support frame (11) and can slide freely along the horizontal beam, and the driven sprocket (10) is connected with the driving sprocket (7) by chain transmission; the control box (16) includes a controller and a control circuit to control the winding device; the winding method includes the following steps: Step 1: Fix the reel on the pay-off stand (4), the coil to be wound is fixed on the shaft (12) by the locking nut (13), the wire coming out of the reel passes through the guide wheel (15) and It is wound on the coil after it is wound for one week; Step 2: Select the gear position of the gearbox (3) according to the size and type of the coil, start the motor (2), and the motor (2) drives the transmission shaft (5) to rotate, and then drives and drives the driven chain through the driving sprocket (7). The rotating shaft (12) to which the wheel (10) is fixedly installed and connected rotates, thereby performing automatic winding; Step 3: During the winding process, since the wire on the spool itself is wound from one end of the spool to the other end, when the wire is paid off, the position where the wire is drawn will also change continuously between one end of the spool and the other end. , when the lead-out position of the wire is constantly changing, a thrust will be applied to the side of the guide wheel (15), so that the guide wheel (15) translates along its own axis direction and slides back and forth on the beam of the fixing frame (14), thereby ensuring the normal winding of the coil and The diameters are the same everywhere on the wound coil; Step 4: By adjusting whether the sprocket locking device (8) is in a locked state, it is possible to adjust whether the driven sprocket (10) is on the rotating shaft (12), and then select whether the rotating shaft (12) follows the motor (2) according to needs. ) to rotate synchronously. 2. The motor coil winding method capable of improving production quality according to claim 1, wherein the sprocket locking device (8) comprises an outer sheath (20), a locking block (19) and a The screw (18), the locking block (19) is a cross block arranged at the end of the outer sheath (20) and matched with the cross groove (9) on the end face of the shaft (12), the screw (18) After passing through the outer sheath (20) and the locking block (19), the screw is threadedly connected to the axial threaded hole at the end of the rotating shaft (12), and the nut is placed in the outer sheath (20); A spring (17) is sleeved on the screw between the nut of ) and the outer sheath. 3. The motor coil winding method capable of improving production quality according to claim 1 or 2, wherein the drive sprocket (7) is slidably nested on the drive shaft (5), and the drive sprocket (7) ) is provided with a radial threaded hole connecting the axial mounting hole and the outer circular wall, and the screw thread of the locking bolt fits through the radial hole and abuts on the transmission shaft (5). 4. The motor coil winding method capable of improving production quality according to claim 3, wherein the cross-sectional shape of the drive shaft (5) is a regular quadrilateral, a regular hexagon or a regular octagon. Both ends of the shaft (5) are respectively welded with shaft ends matched with the bearing and connected with the gearbox (3).

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