Automatic alignment device for stator and rotor sheets

Abstract

The utility model belongs to the technical field of motor processing equipment, in particular to an automatic alignment device for stator and rotor sheets, which comprises a supporting seat, a sheet arranging platform is arranged on the supporting seat, a positioning limiting block is slidably connected onto the sheet arranging platform along the radial direction, radial moving components are arranged on the sheet arranging platform, and each radial moving component comprises a moving sliding seat. An alignment piece is arranged on the movable sliding seat, a friction roller is rotationally connected to the movable sliding seat, the friction roller is in rolling fit with the bottom surface of the stator and rotor piece, and the circumferential power source drives the friction roller to drive the stator and rotor piece to rotate in the circumferential direction. According to the utility model, the movable sliding seats of the plurality of radial moving assemblies synchronously move outwards along the radial direction, so that the plurality of aligning pieces can be propped against the inner ring walls of the stator and rotor sheets to achieve the central positioning of the stator and rotor sheets, and the stator and rotor sheets are driven to rotate circumferentially by virtue of the friction rollers; the positioning protrusions on the stator and rotor pieces abut against the positioning limiting blocks, and therefore circumferential angle positioning of the stator and rotor pieces is achieved.

Description

Technical field:

[0001] The utility model belongs to the technical field of motor processing equipment, in particular to an automatic alignment device for stator and rotor sheets. Background technology:

[0002] The existing motor stator and rotor are made of stator and rotor sheets by stamping, wherein each stator and rotor sheet is provided with a positioning protrusion for circumferential calibration on the outer ring wall, and each stator and rotor sheet is first centrally positioned and circumferentially angled by means of a positioning tool, and then sent to a punch press for stamping. Among them, the common positioning tool generally uses one or more sets of cylinders to centrally position the sheet material, and the cylinder installation position needs to be manually adjusted when the product is changed, which is troublesome to operate, the central positioning is not accurate enough, and manual circumferential angle positioning is required. Summary of the invention:

[0003] The utility model aims to provide an automatic alignment device for stator and rotor sheets, which can not only locate the center of the stator and rotor sheets, but also locate the circumferential angle, and has reliable structure, accurate positioning and simple operation.

[0004] The utility model is achieved in this way:

[0005] An automatic alignment device for stator and rotor sheets, comprising a support seat, wherein a sheet sorting platform for horizontally placing the stator and rotor sheets is arranged on the support seat, a positioning limit block which can abut against the positioning protrusion of the stator and rotor sheets is radially slidably connected on the sheet sorting platform located outside the stator and rotor sheets, and more than three radial moving components are distributed circumferentially on the sheet sorting platform directly below the stator and rotor sheets; or two radial moving components located on the same diameter are relatively arranged on the sheet sorting platform directly below the stator and rotor sheets, each radial moving component comprises a moving slide which can move radially inward and outward along the sheet sorting platform, an alignment piece which can abut against the inner ring wall of the stator and rotor is arranged on the moving slide, a friction roller which is rotatably connected to the moving slide and is arranged radially along the sheet sorting platform, and the friction roller is in rolling cooperation with the bottom surface of the stator and rotor sheets, and the friction roller is driven by a circumferential power source to drive the stator and rotor sheets to rotate circumferentially.

[0006] In the above-mentioned automatic alignment device for stator and rotor plates, it also includes a fixed base plate fixedly matched with the outside world, a transverse slide rail is arranged laterally along the fixed base plate, the support seat is slidably connected to the transverse slide rail, and the support seat is driven by a transverse drive assembly arranged on the fixed base plate to move laterally along the transverse slide rail.

[0007] In the above-mentioned automatic alignment device for stator and rotor sheets, the sheet sorting platform is provided with strip-shaped sliding holes corresponding to the radial moving components along its radial direction, and the moving slide seat is slidably connected to the strip-shaped through holes.

[0008] In the above-mentioned automatic alignment device for stator and rotor sheets, each of the movable slides is provided with a magnet assembly capable of magnetically attracting the stator and rotor sheets.

[0009] In the above-mentioned automatic alignment device for stator and rotor sheets, a double sheet detector for detecting the thickness of the stator and rotor sheets on the sheet sorting platform is arranged on the support seat.

[0010] In the above-mentioned automatic alignment device for stator and rotor sheets, the alignment member is a cam bearing rotatably connected to the movable slide.

[0011] In the above-mentioned automatic alignment device for stator and rotor sheets, the circumferential power source is a brushless motor fixed on a movable slide.

[0012] In the above-mentioned automatic alignment device for stator and rotor sheets, four radial moving assemblies are provided and evenly distributed in the circumferential direction, and the four moving slides are driven by a radial power source fixed on the support seat to move synchronously in radial direction.

[0013] In the above-mentioned automatic alignment device for stator and rotor plates, the radial power source is a stepper motor, and the support seats on the outer sides of the two movable slides on the same diameter are both rotatably connected with linkage pulleys, the two linkage pulleys on the same diameter are connected through radial synchronous belt transmission, and one of the linkage pulleys is synchronously rotatably connected with a driven pulley through a linkage shaft, the two movable slides on the same diameter are respectively fixed on the two moving sides of the radial synchronous belt, the output shaft of the stepper motor is equipped with a driving pulley, and the driving pulley is connected to the two driven pulleys through a driving synchronous belt.

[0014] In the above-mentioned automatic alignment device for stator and rotor plates, the support seat is rotatably connected to at least one idler wheel which is rollingly engaged with the outer side wall of the driving synchronous belt.

[0015] The outstanding advantages of the utility model compared with the prior art are:

[0016] The utility model has reliable structure, accurate positioning and simple operation. It only needs to place the stator and rotor sheets on the sheet sorting platform, and the moving slides of multiple radial moving components move synchronously radially outward, so that multiple alignment parts can abut against the inner ring wall of the stator and rotor sheets to achieve the center positioning of the stator and rotor sheets, and the friction roller drives the stator and rotor sheets to rotate circumferentially, so that the positioning protrusions on the stator and rotor sheets abut against the positioning limit blocks, thereby achieving the circumferential angle positioning of the stator and rotor sheets. Description of the drawings:

[0017] Figure 1 It is a three-dimensional diagram of the whole machine of the utility model;

[0018] Figure 2 It is a stereogram of the radial moving component of the utility model.

[0019] In the figure: 1. Support seat; 2. Sheet sorting platform; 3. Stator and rotor sheets; 4. Positioning limit block; 5. Moving slide; 6. Alignment member; 7. Friction roller; 8. Circumferential power source; 9. Fixed base plate; 10. Horizontal slide rail; 11. Horizontal screw rod; 12. Strip slide hole; 13. Magnet assembly; 14. Double sheet detector; 15. Stepper motor; 16. Linkage pulley; 17. Radial synchronous belt; 18. Driven pulley; 19. Active pulley; 20. Driving synchronous belt; 21. Idle pulley. Specific implementation method:

[0020] The present invention is further described below with reference to specific embodiments. Figure 1 —2:

[0021] An automatic alignment device for stator and rotor sheets, comprising a support seat 1, on which a sheet arrangement platform 2 for horizontal placement of stator and rotor sheets 3 is arranged, on which a radially slidingly connected positioning stop block 4 capable of abutting against a positioning protrusion of stator and rotor sheets 3 is arranged on the sheet arrangement platform 2 located outside the stator and rotor sheets 3, more than three radially movable components are circumferentially distributed on the sheet arrangement platform 2 located directly below the stator and rotor sheets 3; each radially movable component comprises a movable slide 5 capable of radially moving inward and outward along the sheet arrangement platform 2, on which an alignment member 6 capable of abutting against an inner ring wall of the stator and rotor is arranged, and on which a friction roller 7 whose axis is radially arranged along the sheet arrangement platform 2 is rotatably connected, and the friction roller 7 is in rolling cooperation with the bottom surface of the stator and rotor sheets 3, and the friction roller 7 is driven by a circumferential power source 8 to drive the stator and rotor sheets 3 to rotate circumferentially. Wherein, the circumferential power source 8 is a brushless motor fixed on the movable slide 5.

[0022] The utility model has a reliable structure, accurate positioning and simple operation. It only needs to place the stator and rotor sheets 3 on the sheet sorting platform 2, and the moving slides 5 of the multiple radial moving components move synchronously radially outward, so that the multiple alignment members 6 can abut against the inner ring wall of the stator and rotor sheets 3 to achieve the center positioning of the stator and rotor sheets 3, and the friction rollers 7 are used to drive the stator and rotor sheets 3 to rotate circumferentially, so that the positioning protrusions on the stator and rotor sheets 3 abut against the positioning limit blocks 4, thereby achieving the circumferential angle positioning of the stator and rotor sheets 3.

[0023] At the same time, a number of strip-shaped adjustment holes are opened on the positioning limit block 4, that is, fasteners are passed through the strip-shaped adjustment holes and fixedly connected to the support seat 1, so as to realize the position positioning and radial position adjustment of the positioning limit block 4 and the sheet sorting platform 2, and can effectively adapt to the stator and rotor sheets 3 of different size structures.

[0024] In order to effectively cooperate with the automated equipment in the pick-and-place operation of the stator and rotor sheets 3, a fixed base plate 9 fixedly matched with the outside is also included, and a transverse slide rail 10 is arranged on the fixed base plate 9 in the transverse direction. The support seat 1 is slidably connected to the transverse slide rail 10, and the support seat 1 is driven by a transverse drive assembly arranged on the fixed base plate 9 to move laterally along the transverse slide rail 10. Among them, the transverse drive assembly can be a transverse screw rod 11 rotatably connected to the fixed base plate 9, and a transverse nut fixed to the support seat 1 is screwed on the transverse screw rod 11, and one end of the transverse screw rod 11 is sleeved with an adjustment handle, or one end of the transverse screw rod 11 is drivingly connected to a servo motor.

[0025] Furthermore, the specific matching structure between the movable slide 5 and the sheet sorting platform 2 is as follows: the sheet sorting platform 2 is provided with strip-shaped sliding holes 12 corresponding to the radial moving components along its radial direction, and the movable slide 5 is slidably connected to the strip-shaped through holes.

[0026] In order to prevent the friction roller 7 from being unable to drive the stator and rotor sheets 3 to rotate in the circumferential direction, a magnet assembly 13 capable of magnetically attracting the stator and rotor sheets 3 is provided on each of the movable slides 5 .

[0027] Furthermore, in order to prevent double stator and rotor sheets 3 from being fed into the punch press and thereby damaging the mold, a double sheet detector 14 for detecting the thickness of the stator and rotor sheets 3 on the sheet sorting platform 2 is provided on the support seat 1 .

[0028] Furthermore, in order to avoid wear between the alignment member 6 and the inner ring wall of the stator and rotor plates 3 , the alignment member 6 is a cam bearing rotatably connected to the movable slide 5 .

[0029] In this embodiment, the specific structure adopted by the radial moving assembly is as follows: the radial moving assembly is provided with four and evenly distributed in the circumferential direction, and the four moving slides 5 are driven to move synchronously in the radial direction by a radial power source fixed on the support seat 1. The radial power source is a stepping motor 15, and the support seat 1 outside the two moving slides 5 on the same diameter are both rotatably connected with a linkage pulley 16, and the two linkage pulleys 16 on the same diameter are connected by a radial synchronous belt 17, and one of the linkage pulleys 16 is synchronously connected to a driven pulley 18 through a linkage shaft, and the two moving slides 5 on the same diameter are respectively fixed on the two moving sides of the radial synchronous belt 17, and the output shaft of the stepping motor 15 is provided with a driving pulley 19, and the driving pulley 19 is connected to the two driven pulleys 18 through a driving synchronous belt 20. That is, the stepping motor 15 drives the rotation of the two driven pulleys 18 through the driving synchronous belt 20, and the two driven pulleys 18 respectively drive the corresponding linkage pulleys 16 and the radial synchronous belt 17 to rotate, so that the two moving slides 5 on the same diameter can move synchronously in the radial direction.

[0030] Furthermore, in order to ensure the transmission stability of the driving synchronous belt 20 , the support seat 1 is rotatably connected to at least one idler wheel 21 which is rollingly fitted on the outer side wall of the driving synchronous belt 20 .

[0031] The above embodiment is only one of the preferred embodiments of the present utility model, and is not intended to limit the scope of implementation of the present utility model. Therefore, any equivalent changes made based on the shape, structure, and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. An automatic alignment device for stator and rotor segments, characterized in that: The invention comprises a support seat (1), wherein a wafer sorting platform (2) is provided on the support seat (1) for horizontally placing stator and rotor sheets (3), a positioning stop block (4) which can abut against a positioning protrusion of the stator and rotor sheets (3) is radially slidably connected to the wafer sorting platform (2) located outside the stator and rotor sheets (3), and more than three radial moving components are distributed circumferentially on the wafer sorting platform (2) located directly below the stator and rotor sheets (3); or a plurality of radial moving components located on the same diameter are relatively provided on the wafer sorting platform (2) located directly below the stator and rotor sheets (3). The invention discloses a two radial moving components, each of which comprises a moving slide (5) which can move radially inward and outward along the sheet sorting platform (2); the moving slide (5) is provided with an alignment member (6) which can abut against the inner ring wall of the stator and rotor; the moving slide (5) is rotatably connected with a friction roller (7) which is arranged radially along the sheet sorting platform (2) with an axis, and the friction roller (7) is in rolling cooperation with the bottom surface of the stator and rotor sheets (3); the friction roller (7) is driven by a circumferential power source (8) to drive the stator and rotor sheets (3) to rotate circumferentially.

2. The automatic alignment device for stator and rotor sheets according to claim 1, characterized in that: It also includes a fixed base plate (9) fixedly matched with the outside, a transverse slide rail (10) is arranged on the fixed base plate (9) in the transverse direction, the support seat (1) is slidably connected to the transverse slide rail (10), and the support seat (1) is driven by a transverse driving assembly arranged on the fixed base plate (9) to move transversely along the transverse slide rail (10).

3. The automatic alignment device for stator and rotor sheets according to claim 1, characterized in that: The sheet sorting platform (2) is provided with strip-shaped sliding holes (12) along its radial direction corresponding to the radial moving components, and the moving slide seat (5) is slidably connected to the strip-shaped through holes.

4. The automatic alignment device for stator and rotor sheets according to claim 1, characterized in that: Each of the movable slide seats (5) is provided with a magnet assembly (13) capable of magnetically attracting the stator and rotor sheets (3).

5. The automatic alignment device for stator and rotor sheets according to claim 1, characterized in that: The support seat (1) is provided with a double sheet detector (14) for detecting the thickness of the stator and rotor sheets (3) on the sheet sorting platform (2).

6. The automatic alignment device for stator and rotor sheets according to claim 1, characterized in that: The alignment member (6) is a cam bearing rotatably connected to the movable slide seat (5).

7. The automatic alignment device for stator and rotor sheets according to claim 1, characterized in that: The circumferential power source (8) is a brushless motor fixed on the movable slide (5).

8. The automatic alignment device for stator and rotor sheets according to claim 1, 2 or 3, characterized in that: The radial movement components are provided in four numbers and are evenly distributed in the circumferential direction. The four moving slides (5) are driven to move radially synchronously by a radial power source fixed on the support seat (1).

9. The automatic alignment device for stator and rotor sheets according to claim 8, characterized in that: The radial power source is a stepper motor (15). The support seats (1) outside the two movable slides (5) on the same diameter are both rotatably connected with linkage pulleys (16). The two linkage pulleys (16) on the same diameter are connected through a radial synchronous belt (17), and one of the linkage pulleys (16) is synchronously rotatably connected with a driven pulley (18) through a linkage shaft. The two movable slides (5) on the same diameter are respectively fixed on the two moving sides of the radial synchronous belt (17). The output shaft of the stepper motor (15) is sleeved with a driving pulley (19). The driving pulley (19) is connected through a driving synchronous belt (20) to the two driven pulleys (18).

10. The automatic alignment device for stator and rotor sheets according to claim 9, characterized in that: The support seat (1) is rotatably connected to one or more idler wheels (21) which are rollingly engaged with the outer side wall of the driving synchronous belt (20).

Images