[0033] In order to describe in detail the technical content, structural features, achieved objectives and effects of the present invention, the following is a detailed description in conjunction with the embodiments and accompanying drawings.
[0034] See Figure 1 to Figure 16 The automatic motor rotor assembly machine 100 of the present invention is suitable for electrical connection with a controller (not shown in the figure). The controller controls the automatic motor rotor assembly machine 100 of the present invention, which further improves the automatic motor rotor assembly machine of the present invention. The degree of automation is 100. Among them, the controller is an existing controller, and its structure and control principle are well known in the art, so it will not be described in detail here.
[0035] See Figure 1 to Figure 16 The automatic motor rotor assembly machine 100 disclosed in the present invention is suitable for assembling the motor rotor 200. The motor rotor 200 includes an iron core 201, a main shaft 202, an upper insulating sheet 203, a lower insulating sheet 204, and a commutator 205. The automatic motor rotor assembly machine 100 disclosed in the present invention includes an iron core feeding device 10, a spindle feeding device 20, a pressing device 30, an insulating sheet feeding device 40, a turning device 50, a glue dispensing device 60, The commutator feeding device 70, the turntable conveying device 80 and the discharging device 90. The turntable transfer device 80 includes a first turntable 81 and a second turntable 82 arranged side by side. The number of the pressing device 30 and the insulating sheet feeding device 40 are both two, and the two pressing devices 30 and the insulating sheet feeding device 40 are respectively arranged corresponding to the first turntable 81 and the second turntable 82. Among them, the iron core feeding device 10, the spindle feeding device 20, the pressing device 30, and the insulating sheet feeding device 40 are arranged in sequence along the circumferential direction of the first turntable 81. The iron core feeding device 10, the spindle feeding device 20, the pressing device The assembly device 30 and the insulating sheet feeding device 40 cooperate with each other to assemble the iron core 201, the main shaft 202 and the upper insulating sheet 203 on the first turntable 81 to form a semi-finished rotor 200a. The turning device 50 is located between the first turntable 81 and the second turntable 82, and the turning device 50 rotates the semi-finished rotor 200 a on the first turntable 81 by a first angle before transferring it to the second turntable 82. The insulating sheet feeding device 40, the glue dispensing device 60, the commutator feeding device 70, the pressing device 30 and the discharging device 90 are arranged in sequence along the circumferential direction of the second turntable 82, the insulating sheet feeding device 40, the glue dispensing device 60, The commutator feeding device 70 and the pressing device 30 cooperate with each other to assemble the semi-finished rotor 200 a, the lower insulating sheet 204 and the commutator 205 on the second turntable 82 to form a finished rotor 200. The discharging device 90 removes the finished rotor 200 from the second turntable 82 and rotates it by a second angle before discharging. Specifically, both the first turntable 81 and the second turntable 82 rotate in a clockwise direction. The first angle at which the turning device 50 rotates the semi-finished rotor 200a on the first turntable 81 is 180°, and the second angle at which the discharging device 90 removes and rotates the finished rotor 200 from the second turntable 82 is 90°.
[0036] Wherein, the iron core feeding device 10 places the iron core 201 on the first turntable 81, and the spindle feeding device 20 inserts the spindle 202 into the central hole of the iron core 201 to realize the pre-assembly of the spindle 202 and the iron core 201 . The pressing device 30 located at the first turntable 81 press-fits the main shaft 202 and the iron core 201. The insulating sheet feeding device 40 located at the first turntable 81 sets the upper insulating sheet 203 on the main shaft 202, and the insulating sheet feeding device 40 also makes the upper insulating sheet 203 abut against the upper end surface of the iron core 201. The insulating sheet feeding device 40 located at the second turntable 82 sets the lower insulating sheet 204 on the main shaft 202, and the insulating sheet feeding device 40 also makes the lower insulating sheet 204 abut the lower end surface of the iron core 201. The dispensing device 60 dispenses the main shaft 202, the commutator feeding device 70 sets the commutator 205 on the main shaft 202, and the commutator feeding device 70 also makes the commutator 202 and the lower insulating sheet 204 abut against Pick up. The pressing device 30 located at the second turntable 82 press-fits the main shaft 202 and the commutator 205. More specifically:
[0037] Please refer to Figure 3 to Figure 5 The turntable conveying device 80 further includes a positioning device 83, which is respectively disposed on the first turntable 81 and the second turntable 82, and the positioning device 83 includes a positioning pin 831 and a positioning seat 832. The positioning seat 832 is installed on the first turntable 81 and the second turntable 82, and the positioning seat 832 has a positioning guide portion 832a. The positioning pin 831 is installed on the positioning base 832. The number of positioning pins 831 is three. The three positioning pins are arranged at an equal angle on the positioning base 832. When the positioning base 832 rotates, the positioning pin 831 is driven to rotate synchronously. When assembling, the positioning pin 831 is inserted into the circumferential groove of the iron core 201 to position the iron core 201, and the positioning is accurate and firm through three-point positioning. The positioning guide 832a guides and defines the insertion direction of the iron core 201, the positioning pin 831 also defines the installation direction of the upper insulating sheet 203 and the lower insulating sheet 204, and the positioning pin 831 is respectively connected to the iron core 201, the upper insulating sheet 203 and the lower insulating sheet 204 is a clearance fit.
[0038] Specifically, in order to achieve accurate peripheral positioning and automatically guide the insertion direction of the iron core 201, the positioning guide 832a is in the shape of a horn, which forms an angle θ with the central axis of the positioning seat 832, and the included angle θ ranges from 30° to 45°. The positioning pin 831 is a cylindrical rod with two large ends and a small middle, and the end 831a of the positioning pin 831 is conical. The end 831a is used to locate the core 201, the upper insulating sheet 203 and the lower insulating sheet 204; the middle part of the positioning pin 831 The relatively thin 831b mainly plays a role of preventing jamming, so as to prevent the positioning pin 831 from being too tight or too loose when the positioning pin 831 is inserted into the iron core 201. Among them, the matching gap between the positioning pin 831 and the iron core 201 is 0.01 mm, and the matching gap between the positioning pin 831 and the upper insulating sheet 203 and the lower insulating sheet 204 is 0.02 mm.
[0039] Specifically, there are multiple positioning devices 83, and the multiple positioning devices 83 are respectively arranged on the circumferential direction of the first turntable 81 and the second turntable 82. Preferably, eight positioning devices 83 are respectively provided in the circumferential direction of the first turntable 81 and the second turntable 82.
[0040] See figure 2 , Image 6 with Figure 7 , The iron core feeding device 10 includes an iron core guide groove 11, an iron core steering mechanism 12, and an iron core taking-and-feeding mechanism 13. The iron core steering mechanism 12 is connected to the output end of the iron core guiding groove 11, and the iron core taking-and-feeding mechanism 13 is located above the iron core steering mechanism 12, and the iron core material guide groove 11 is a pre-storage area of the iron core 201, which mainly plays a role of continuous automatic feeding. The input end 11a and the output end 11b of the iron core guide trough 11 are arranged slantingly high in the front and low in the rear. The iron core guide trough 11 horizontally transmits the iron cores 201 placed on the iron core guide trough 11 to the iron core. Core steering mechanism 12 places. The iron core steering mechanism 12 fixes and drives the iron core 201 to rotate 90°, the iron core 201 rotated 90° is placed vertically, and the iron core take-off mechanism 13 grabs the vertically placed iron core from the iron core steering mechanism 12 201 and transfer the iron core 201 to the positioning device 83 on the first turntable 81.
[0041] Specifically, the iron core steering mechanism 12 includes a limiting member 121 and a rotating member 122 arranged at intervals. The limiting member 121 faces the output end 11b of the iron core guide groove 11, and the limiting member 121 has an outer shape similar to that of the iron core 201. The matching slot 1211 is used to limit the rolling of the iron core 201. The rotating member 122 and the limiting member 121 cooperate with each other to fix the iron core 201. The rotating member 122 also rotates the iron core 201 by 90° to turn the iron core 201 from a horizontal position to a vertical position. That is, before rotating, the rotating member 122 and the limiting member 121 are in a horizontally opposite positional relationship; after rotating, the rotating member 122 and the limiting member 121 are in a mutually perpendicular positional relationship, and the rotating member 122 after rotation is located at the position of the limiting member 121 Below.
[0042] See Figure 8 to Figure 10 , The spindle feeding device 20 includes a spindle hopper 21, a spindle distributor 22, and a spindle take-in mechanism 23. The main-shaft distributor 22 is connected to the main-shaft hopper 21, and the main-shaft take-in mechanism 23 is opposite to the main-shaft distributor 22. The spindle hopper 21 horizontally transfers the spindle 202 placed in the spindle hopper 21 to the spindle distributor 22. The spindle distributor 22 pushes the spindles 202 to the spindle take-up mechanism 23 one by one, and the spindle take-up mechanism 23 transmits the spindle 202 The spindle 202 is rotated by 90° to be placed vertically, and the spindle take-up mechanism 23 also transfers the vertically placed spindle 202 to the central hole of the iron core 201 on the positioning device 83. Preferably, the spindle hopper 21 is also inclined to provide continuous automatic feeding.
[0043] Specifically, the spindle taking-in and conveying mechanism 23 includes a sleeve 231, a clamping portion 232, a clamping driver 233, and a rotation driver 234, and the clamping portion 232 is used to clamp the fixed sleeve 231. The clamping portion 232 is connected to the clamping driver 233, and the clamping portion 232 is also connected to the rotation driver 233. A through hole 2311 is defined on the side wall of the sleeve 231, and a permanent magnet 2312 is installed on the side wall of the sleeve 231 opposite to the through hole 2311. Specifically, there are multiple permanent magnets 2312, and the multiple permanent magnets 2312 are arranged along the longitudinal direction of the sleeve 231. When the main shaft distributor 22 pushes the main shaft 202 horizontally into the sleeve 231, the output shaft of the clamping driver 233 passes through the through hole 2311 and presses the main shaft 202, and at the same time, the permanent magnet 2312 placed on the corresponding side wall of the sleeve 231 The main shaft 202 is adsorbed, so that the main shaft 202 is fastened in the sleeve 231. The rotating driver 234 drives the sleeve 231 to rotate 90°, and the rotating sleeve 231 drives the main shaft 202 fastened in the sleeve 231 to be vertically inserted into the central hole of the iron core 201.
[0044] See Picture 11 , The pressing device 30 includes a bracket 31 and a pressing support seat 32 and a pressurizing cylinder 33 arranged oppositely. The pressing support seat 32 is installed on the bottom surface of the bracket 31, and the pressing support seat 32 is located on the first turntable 81 or the second turntable. Below the turntable 82, a booster cylinder 33 is installed on the top surface of the bracket 31, and the booster cylinder 33 is located above the first turntable 81 or the second turntable 82. When the first turntable 81 or the second turntable 82 drives both the iron core 201 and the main shaft 202 or the commutator 205 and the main shaft 202 on the positioning device 83 to move between the pressurizing cylinder 33 and the press support seat 32, The pressurizing cylinder 33 and the press-fitting support base 32 press-fit both the main shaft 202 and the iron core 201 or both the commutator 205 and the main shaft 202 under mutual cooperation. That is, the pressing device 30 provided at the first turntable 81 is used to press-fit the pre-assembled spindle 202 and the iron core 201, and the pressing device 30 located at the second turntable 82 is used to replace the pre-assembly The deflector 205 and the main shaft 202 are press-fitted. Preferably, the booster cylinder 33 is a dedicated gas-liquid booster cylinder.
[0045] See Picture 12 , The insulating sheet feeding device 40 provided at the first turntable 81 and the second turntable 82 respectively assemble the upper insulating sheet 203 and the lower insulating sheet 204 on the main shaft 202. The insulating sheet feeding device 40 includes an insulating sheet feeding mechanism 41, an insulating sheet steering mechanism 42, and an insulating sheet taking-out mechanism 43. The insulating sheet steering mechanism 42 is located on the front side of the insulating sheet feeding mechanism 41, and the insulating sheet steering mechanism 42 is turned The tray 421 is facing the output end of the insulating sheet feeding mechanism 41, and the insulating sheet taking-in and delivering mechanism 43 is located on the front side of the insulating sheet turning mechanism 42. The insulating sheet feeding mechanism 41 vertically conveys the upper insulating sheet 203 or the lower insulating sheet 204 separated from the insulating sheet vibrating disk 411 and separates them one by one. The insulating sheet steering mechanism 42 will be located on the output end of the insulating sheet feeding mechanism 41 The upper insulating sheet 203 or the lower insulating sheet 204 is fixed and rotated by 90°, the insulating sheet taking-and-feeding mechanism 43 linearly grabs the upper insulating sheet 203 or the lower insulating sheet 204 on the insulating sheet turning mechanism 42, and the insulating sheet taking-off mechanism 43 also sets the grabbed upper insulating sheet 203 or lower insulating sheet 204 on the main shaft 202.
[0046] Specifically, the output end of the insulating sheet feeding mechanism 41 is provided with a baffle 412 to prevent the upper insulating sheet 203 or the lower insulating sheet 204 from falling, and the baffle 412 moves linearly in the vertical direction under the drive of the stop cylinder 413 . The steering wheel 421 of the insulating sheet steering mechanism 42 drives the upper insulating sheet 203 or the lower insulating sheet 204 to rotate under the drive of the rotating cylinder 422 connected to it, and the steering wheel 421 makes linear motion under the driving of the driving cylinder 423 connected to it. Fix the upper insulating sheet 203 or the lower insulating sheet 204, and reserve space for the subsequent rotation movement.
[0047] See figure 2 , image 3 with Figure 13 The turning device 50 includes a semi-finished rotor pick-and-place mechanism 51, a semi-finished rotor turning mechanism 52, and a semi-finished rotor moving mechanism 53, the semi-finished rotor picking and placing mechanism 51 is connected to the output end of the semi-finished rotor turning mechanism 52, and the semi-finished rotor turning mechanism 52 moves with the semi-finished rotor The output terminal of the mechanism 53 is connected. The semi-finished rotor pick-and-place mechanism 51 grabs the semi-finished rotor 200a from the first turntable 81. The semi-finished rotor pick-and-place mechanism 51 drives the semi-finished rotor 200a to turn 180° under the drive of the semi-finished rotor turning mechanism 52. The semi-finished rotor pick-and-place mechanism 51 is on the semi-finished product. Driven by the rotor moving mechanism 53 to move down, left and right, and up and down, the semi-finished rotor 200a is placed from the first turntable 81 to the positioning device 83 on the second turntable 82 by the moving semi-finished rotor pick-and-place mechanism 51. Specifically, the turning device 50 uses the pick-and-place cylinder 511 to drive the clamping jaw 512 to implement the pick-and-place action, the turning cylinder 521 and the turning connector 522 implement the turning action, and the lifting cylinder 531 and the translation cylinder 532 implement the transfer action.
[0048] See Figure 14 , The dispensing device 60 includes a bracket 61, a moving cylinder 62, a dispensing head 63 and an external vacuum device (not shown in the figure) connected to the dispensing head 63. The bracket 61 is installed on the working platform, and the dispensing head 63 is installed on the On the support 61, the dispensing head 63 is inclined. The dispensing head 63 is connected to the output end of the moving cylinder 62, and the dispensing head 63 is driven by the moving cylinder 62 to move linearly relative to the support 61 to approach or move away from the main shaft 202. When dispensing glue, the dispensing head 63 moves so that the needle 631 is aligned with the spindle 202, and the external vacuum device causes glue to be discharged from the needle 631, and then the spindle 202 is driven by the positioning device 83 to rotate once to realize the automatic glue application to the spindle 202 .
[0049] See Figure 15 , The commutator feeding device 70 includes a commutator feeding mechanism 71, a commutator steering mechanism 72, and a commutator taking-in and feeding mechanism 73. The commutator steering mechanism 72 is located in front of the commutator feeding mechanism 71, In addition, the steering wheel 721 of the commutator steering mechanism 72 is facing the output end of the commutator feeding mechanism 71, and the commutator taking-in and feeding mechanism 73 is located at the front side of the commutator steering mechanism 72. The commutator feeding mechanism 71 vertically conveys the commutators 205 separated from the commutator vibrating disc 711 and separates them one by one. The commutator steering mechanism 72 changes the direction at the output end of the commutator feeding mechanism 71 The commutator 205 is fixed and rotated by 90°, and the commutator 205 rotated by 90° is placed horizontally. The commutator taking-and-feeding mechanism 73 grabs the commutator 205 placed horizontally and sets the commutator 205 on the main shaft 202. on. Specifically, the steering wheel 721 of the commutator steering mechanism 72 realizes the fixation and rotation of the commutator 205 through the positioning motor 722 and the steering motor 723, and the steering wheel 721 is driven by the driving cylinder 724 connected to it to move to reserve for rotation. Activity space. The output end of the commutator feeding mechanism 71 is provided with a stopper 712 to prevent the commutator 205 from falling, and between the stopper 712 and the steering wheel 721, the commutator 205 is separated one by one to discharge the material. Separation mechanism 713.
[0050] See Figure 16 The discharging device 90 includes a finished rotor pick-and-place mechanism 91, a finished rotor steering mechanism 92, and a finished rotor discharge slot 93. The input end 93a and the output end 93b of the finished rotor discharge slot 93 are arranged in an inclined arrangement with high front and low rear. To facilitate automatic discharging. The finished rotor steering mechanism 92 is facing the input end 93a of the finished rotor discharge slot 93. The finished rotor pick-and-place mechanism 91 is located on the side of the input end 93a of the finished rotor discharge slot 93. The finished rotor pick-and-place mechanism 91 is removed from the second turntable 82. The positioning device 83 grabs the finished rotor 200 and transfers the finished rotor 200 to the finished rotor turning mechanism 92. The finished rotor turning mechanism 92 rotates the vertically placed finished rotor 200 by 90°, and the finished rotor 200 rotated by 90° is horizontal. Placed, the finished rotor steering mechanism 92 also places the horizontal finished rotor 200 in the finished rotor discharge slot 93, and the finished rotor 200 rolls from the input end 93a of the finished rotor discharge slot 93 to its output end 93b to realize the discharge.
[0051] Further, the working platform of the automatic motor rotor assembly machine 100 of the present invention is also provided with a protective box body, the control panel of the controller is arranged on the protective box body, and the touch screen is adopted, the interface is intuitive, the operation is simple and safe.
[0052] Attached figure 1 Attached Figure 16 The specific working principle of the automatic motor rotor assembly machine 100 of the present application is described as follows:
[0053] First, according to the instructions of the controller, the first turntable 81 rotates and passes through the iron core feeding device 10, the spindle feeding device 20, the pressing device 30, and the insulating sheet feeding device 40 in sequence. When the first turntable 81 rotates to the iron core feeding device 10, the iron core feeding device 10 rotates the iron core 201 by 90° and then vertically places it on the positioning device 83 on the first turntable 81, passing the positioning pin 831 and For the guidance and positioning of the positioning seat 832, the iron core 201 is fixed on the positioning device 83 and rotates with the first turntable 81 toward the spindle feeding device 20 through the positioning device 83. When rotating to the spindle feeding device 20, the spindle feeding device 20 rotates the spindle 202 by 90° and vertically inserts it into the central hole of the iron core 201, thereby realizing the pre-assembly of the spindle 202 and the iron core 201. Then, the pressing device 30 press-fits the main shaft 202 and the iron core 201. Then, as the first turntable 81 rotates, when it rotates to the insulating sheet feeding device 40, the insulating sheet feeding device 40 sets the upper insulating sheet 203 on the main shaft 202 and makes the upper insulating sheet 203 and the upper part of the iron core 201 The end faces abut to complete the assembly of the semi-finished rotor 200a. Then, the above actions are continuously repeated to continuously realize the assembly of the semi-finished rotor 200a.
[0054] Next, the turning device 50 grabs the semi-finished rotor 200a from the first turntable 81 and turns it by 180° and then places it on the positioning device 83 on the second turntable 82. The semi-finished rotor 200a rotates with the rotating second turntable 82. The rotating second turntable 82 passes through the insulating sheet feeding device 40, the glue dispensing device 60, the commutator feeding device 70, the pressing device 30, and the discharging device 90 in sequence. When the second turntable 82 rotates to the insulating sheet feeding device 40, the insulating sheet feeding device 40 sets the lower insulating sheet 204 on the main shaft 202 and makes the lower insulating sheet 204 abut the lower end surface of the iron core 201. Then when the second turntable 82 rotates to the glue dispensing device 60, the glue head 63 moves so that the needle 631 is aligned with the main shaft 202, glue is discharged from the needle 631, and the main shaft 202 is driven by the positioning device 83 to rotate once to achieve alignment. Automatic gluing of spindle 202. Then, when the second turntable 82 rotates to the commutator feeding device 70, the commutator feeding device 70 sets the commutator 205 on the main shaft 202 and makes the commutator 205 abut the lower insulating sheet 204 , In order to realize the pre-assembly of the commutator 205 and the main shaft 202, and then the pressing device 30 press-fits the commutator 205 and the main shaft 202. Thus, the assembly of the finished rotor 200 is completed.
[0055] Finally, the discharging device 90 removes the finished rotor 200 from the second turntable 82, rotates it by 90°, and puts it into the finished rotor discharging slot 93 for discharging.
[0056] Compared with the prior art, the turntable transfer device 80 of the motor rotor automatic assembly machine 100 of the present invention includes a first turntable 81 and a second turntable 82 arranged side by side, an iron core feeding device 10, a spindle feeding device 20, and a pressing The device 30 and the insulating sheet feeding device 40 are arranged in sequence along the circumferential direction of the first turntable 81. The insulating sheet feeding device 40, the glue dispensing device 60, the commutator feeding device 70, the pressing device 30 and the discharging device 90 are arranged along the circumference of the first turntable 81. The second turntable 82 is arranged sequentially in the circumferential direction. The turning device 50 is located between the first turntable 81 and the second turntable 82. The iron core feeding device 10, the spindle feeding device 20, the pressing device 30 and the insulating sheet feeding device 40 are placed on the first turntable 81 in cooperation with each other. The iron core 201, the main shaft 202 and the upper insulating sheet 203 assemble the semi-finished rotor 200a; the turning device 50 rotates the semi-finished rotor 200a on the first turntable 81 by a first angle and then transfers it to the second turntable 82; the insulating sheet feeding device 40 , The glue dispensing device 60, the commutator feeding device 70, and the pressing device 30 cooperate with each other on the second turntable 82 to assemble the semi-finished rotor 200a, the lower insulating sheet 204 and the commutator 205 into a finished rotor 200. The whole machine has a simple and compact structure, a small and reasonable footprint, high automation and high efficiency. The setting of the double turntable makes the layout of various components centralized, which is convenient for operation and production line layout. There is no need to set up multiple jobs, reducing personnel arrangements, simplifying the process, and effectively reducing costs. And the double turntable structure decomposes each processing procedure, each step is single and reliable, and the time is balanced. It also reduces the number of mechanical positioning of the workpiece and minimizes the damage to the workpiece caused by multiple mechanical positioning. Each component adopts a modular design. Easy to adjust and maintain.
[0057] The above-disclosed are only the preferred embodiments of the present invention, which of course cannot be used to limit the scope of rights of the present invention. Therefore, equivalent changes made according to the scope of the patent application of the present invention still fall within the scope of the present invention.
