CN110752717A - Lamination equipment for stator punching sheets - Google Patents

Abstract

The invention relates to a stator punching sheet stacking device, which is used for positioning and stacking stator punching sheets, comprising a support frame and a rotating member rotatably arranged on the support frame. The sheet is sleeved on the outer side of the rotating member, and a friction pair is formed between the rotating member and the stator punching sheet, a guide sheet is fixed on the support frame, the guide sheet extends in the vertical direction, and the guide sheet The upper end of the guide piece is lower than the upper end of the rotating piece, and the guide piece is embedded and matched with the positioning groove on the stator punching piece. The invention has the effect of realizing the automatic alignment and stacking of the stator punching pieces through the cooperation of the rotating piece and the guide piece, and improving the production efficiency of the stator.

Description

A kind of stator punching lamination equipment

technical field

The invention relates to the technical field of stator assembly, in particular to a stator punching sheet stacking device.

Background technique

The stator of the motor is the stationary part of the motor, and its main function is to generate a rotating magnetic field.

The existing Chinese Patent No. CN204243924U discloses a stator of a single-phase permanent magnet multi-stage motor, which is formed by stacking several stator punching pieces. The stator punching pieces are provided with a central hole and a plurality of wire winding slots, and the wire winding slots are U-shaped. The opening of the wire winding slot faces the rotation center of the stator punching piece, the outer ring of the stator punching piece is provided with a plurality of concave teeth, and a positioning groove is arranged in the one concave tooth. Through the concave teeth, the stator punching pieces can be easily stacked together, and can also be easily installed on the housing of the motor, and a positioning slot is also provided in one of the concave teeth, so that the staff can easily distinguish between the stator and the stator. The positive and negative directions of the stator formed by stacking the punched sheets.

The prior art scheme in the above has the following defects:

However, when the above-mentioned stator punches are stacked, it is necessary to manually align the concave teeth with the positioning grooves, but the concave teeth and the positioning grooves themselves are small in structure, which makes the alignment of the concave teeth and the positioning grooves difficult, and the stator punches are stacked manually. The efficiency of the slice is low.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a stator punching sheet stacking device, which realizes the automatic alignment and stacking of the stator punching sheets through the cooperation of the rotating member and the guide sheet, and improves the production efficiency of the stator.

The above-mentioned purpose of the present invention is achieved through the following technical solutions:

A stator punching sheet stacking device is used for positioning and stacking stator punching sheets, comprising a support frame and a rotating member rotatably arranged on the supporting frame, the rotation axis of the rotating member is extended along the vertical direction, and the stator punching sheet is sleeved On the outside of the rotating member, and a friction pair is formed between the rotating member and the stator punching piece, a guide piece is fixed on the support frame, the guide piece extends in the vertical direction, and the upper end of the guide piece is low At the upper end of the rotating piece, the guide piece is embedded and matched with the positioning groove on the stator punching piece.

By adopting the above technical solution, the stator punches are sleeved on the rotating parts one by one, the friction between the rotating parts and the stator punches makes the stator punches rotate, and the stator punches slide to the lower end of the rotating part under the action of gravity, The stator punch is abutted against the guide plate, and the stator punch continues to rotate until the positioning groove on the stator punch is aligned with the guide plate, the stator punch slides down again, the guide plate is clamped in the positioning groove, and the guide plate defines the stator punch. The rotation of the sheet makes the stator punching sheet continue to slide downward, thereby realizing the purpose of automatic stacking of the stator punching sheet and improving the efficiency of stator production.

The present invention is further provided as follows: the support frame is rotatably provided with a rotating seat, the lower end of the rotating member is coaxially provided with a stud, the stud passes through the rotation center of the rotating seat, and the lower end of the stud is threaded A locking nut is connected, and the locking nut abuts against the lower end of the rotating seat.

By adopting the above technical solution, the screw rod is passed through the through groove, and the locking nut is threadedly connected to the lower end of the screw rod until the locking nut abuts the lower end of the rotating part, thereby realizing the detachable installation of the rotating part on the rotating seat, which is convenient to replace with different diameters The rotating parts are suitable for stacking of stator punches of different sizes.

The present invention is further provided as follows: the support table is provided with a plurality of the rotating seats, the lower end of the rotating seat is coaxially fixed with a driven sprocket, the lower end of the support table is fixed with a motor, and the rotating end of the motor is fixed A driving chain wheel is coaxially fixed, and a transmission chain is arranged between the driving chain wheel and the driven chain wheel.

By adopting the above technical solution, the motor and the rotating seat are driven by a chain, so as to realize the rotation of a plurality of rotating parts, and further improve the stacking efficiency of the stator punching pieces.

The present invention further provides that: the rotating member is cylindrical, and the upper end of the rotating member is provided with a chamfer.

By adopting the above technical solution, since the outer diameter of the rotating part is close to the inner diameter of the stator punch, the upper end of the rotating part is provided with a chamfer. When the stator punch is sleeved on the rotating part, the chamfering on the rotating part It can effectively guide the stator punching sheet to be stably sleeved on the rotating part, and improve the stacking efficiency of the stator punching sheet.

The present invention is further set to:

It also includes a push assembly that pushes the stator punching piece to move vertically downward, the upper end of the rotating member is provided with an installation groove along its diameter, the depth direction of the installation groove is parallel to the axis of the rotating member, and the installation groove is symmetrical. A mounting block is provided, and the mounting block is extended with shaft rods toward opposite ends of the inner wall of the mounting groove, the shaft rod rotates around its axis, and the shaft rod is slidably embedded in the rotating member along the vertical direction;

The pusher includes a pressure rod slidably inserted into the installation block and a power rod arranged between the pressure rods, the pressure rod is perpendicular to the shaft rod, the power rod extends in the vertical direction, and the pressure rod is opposite to One end is hinged on the power rod;

When the included angle between the pressing rods is the smallest, one end of the pressing rod away from the power rod is accommodated in the installation groove.

By adopting the above technical solution, when the stator punching piece is difficult to slide down under the action of gravity, push the power rod to slide down, drive the installation block to rotate, and the pressure rod slides out of the installation groove until the pressure rod rotates to the horizontal and the pressure rod One end of the pressure rod extends out of the installation slot, and continues to push the power rod downward. The pressure rod drives the installation block to slide down together. At the same time, the end of the pressure rod that extends out of the installation groove abuts the upper end surface of the stator punching piece, thereby realizing the auxiliary stator punching piece. Sliding down to improve the stable stacking of stator punches.

According to the present invention, a bearing seat is provided at one end of the shaft rod away from the mounting block, the bearing seat is slidably embedded in the rotating member along the vertical direction, the lower end of the bearing seat is provided with a return spring 1, the The installation groove is provided with a second return spring supported on the lower end of the power rod.

By adopting the above technical solution, when the power rod is not stressed, the reset spring-support bearing seat drives the mounting block to be located at the upper end of the rotating member, and the power rod makes an acute angle between the pressure rods, and the end of the pressure rod away from the power rod is completely accommodated in the installation groove, so as to ensure the stable setting of the stator punching piece to the rotating part; when the stator punching piece is difficult to slide down under the action of gravity, push the power rod to slide down, drive the installation block to rotate, and the pressure rod moves toward the installation Slide out of the groove until the pressure rod rotates to the level and one end of the pressure rod protrudes from the installation groove, continue to push the power rod downward, the pressure rod drives the installation block to slide down together, and at the same time, the end of the pressure rod that extends out of the installation groove abuts and pushes the stator The upper end face of the punching sheet is further realized to assist the downward sliding of the stator punching sheet and improve the stable stacking of the stator punching sheet.

The present invention further provides that: the upper end of the support frame is provided with a sliding frame, the sliding frame slides along the radial direction of the rotating member, and the guide piece is fixed on the sliding frame.

By adopting the above technical solution, when replacing the rotating member, the sliding seat needs to be moved synchronously until the guide piece can be stably matched with the positioning groove on the stator punching piece.

The present invention is further provided that: the upper end of the support base is provided with a guide bolt, the lower end of the sliding frame is provided with a chute, the chute extends in the horizontal direction, and the guide bolt is embedded in the chute.

By adopting the above technical solution, when replacing the rotating parts, the sliding seat needs to be moved synchronously, and the cooperation between the guide bolt and the sliding groove defines the moving direction of the sliding seat, which is convenient for the position adjustment of the guide piece.

To sum up, the beneficial technical effects of the present invention are:

The automatic alignment and stacking of the stator punching pieces is realized through the cooperation of the rotating parts and the guide pieces, and the production efficiency of the stator is improved.

Description of drawings

Fig. 1 is the general assembly schematic diagram of Embodiment 1;

Fig. 2 is the structural representation of driving rotary base;

Fig. 3 is a schematic diagram for embodying the mounting structure of the rotating seat and the rotating body;

Fig. 4 is the schematic diagram of the rotating body structure in the second embodiment;

FIG. 5 is a schematic diagram of the installation structure of the power rod and the pressure rod.

In the figure, 1, support frame; 11, support plate; 12, support feet; 2, rotating seat; 21, tray; 22, rotating part; 23, driven sprocket; 3, motor; 31, driving sprocket; 32 , chain; 4, rotating parts; 41, chamfering; 42, screw rod; 43, locking nut; 44, mounting groove; 5, guide plate; 6, sliding seat; 61, bottom plate; 611, chute; 62, vertical plate ; 63, guide bolt; 7, power rod; 72, hinge groove; 8, pressure rod; 9, mounting block; 91, shaft; 93, bearing seat; 10, return spring one; 13, return spring two.

Detailed ways

The present invention will be further described in detail below with reference to the accompanying drawings.

Example 1:

As shown in FIG. 1 , a stator punching lamination device includes a support frame 1 and a rotating member 4 rotatably mounted on the support frame 1 . The rotating member 4 is cylindrical and is on the support frame 1 and close to the rotating member 4 A guide piece 5 is installed, wherein the axis of the rotating member 4 extends in the vertical direction, and the rotating member 4 rotates at high speed around its axis. The thickness of the guide piece 5 is slightly smaller than the width of the positioning groove of the stator punching piece;

Put the stator punches on the rotating part 4 one by one, the friction between the rotating part 4 and the stator punches makes the stator punches rotate, and the stator punches slide to the lower end of the rotating part 4 under the action of gravity, and the stator punches Abutting on the guide piece 5, the stator piece continues to rotate until the positioning groove on the stator piece is aligned with the guide piece 5, the stator piece slides down again, the guide piece 5 is clamped in the positioning groove, and the guide piece 5 defines the stator The rotation of the punching sheet makes the stator punching sheet continue to slide downward, thereby realizing the purpose of automatic stacking of the stator punching sheet and improving the efficiency of stator production.

As shown in FIG. 2 and FIG. 3 , the support frame 1 includes a support plate 11 and a support foot 12 , and a rotating seat 2 is rotatably arranged at the four corners of the upper end of the support plate 11 . The rotating seat 2 includes a tray 21 and a The rotating part 22, a rolling bearing is arranged between the rotating part 22 and the support plate 11, the tray 21 is supported on the lower end of the rotating part 4, a screw 42 is coaxially extended at the lower end of the rotating part 4, and a through groove is coaxially opened in the rotating seat 2 ;

Pass the screw rod 42 through the through groove, and screw the locking nut 43 on the lower end of the screw rod 42 until the locking nut 43 abuts the lower end of the rotating part 22, thereby realizing the detachable installation of the rotating piece 4 on the rotating seat 2, which is convenient for changing different The diameter of the rotating member 4 is suitable for stacking stator punches of different sizes; at the same time, a driven sprocket 23 is fixed coaxially at the lower end of the rotating part 22, and a motor 3 is fixed at the lower end of the support plate 11, and the rotating end of the motor 3 is coaxial. The driving sprocket 31 is fixed, and a chain 32 is arranged between the driving sprocket 31 and the driven sprocket 23. The motor 3 and the rotating base 2 are driven by the chain 32 to realize the rotation of the plurality of rotating parts 4 and further improve the Stacking efficiency of stator punches.

And because the outer diameter of the rotating part 4 is close to the inner diameter of the stator punch, a chamfer 41 is provided on the upper end of the rotating part 4. When the stator punch is sleeved on the rotating part 4, the chamfer on the rotating part 4 is The 41 can effectively guide the stator punches to be stably sleeved on the rotating member 4, and improve the stacking efficiency of the stator punches.

As shown in FIG. 2 and FIG. 3 , a sliding frame is installed on the support plate 11 at the same time. The sliding frame includes a bottom plate 61 and a vertical plate 62 on the fixed bottom plate 61 . Guide bolts 63 are threadedly connected to the support plate 11 . 61 is provided with a chute 611 along its length direction, the guide bolt 63 passes through the chute 611, the vertical plate 62 is extended in the vertical direction, the guide piece 5 is attached to the vertical plate 62 and fixed by screws; , the sliding seat needs to be moved synchronously, and the cooperation between the guide bolt 63 and the sliding groove 611 defines the moving direction of the sliding seat until the guide piece 5 can stably cooperate with the positioning groove on the stator punching piece.

The implementation principle of this embodiment is:

Put the stator punches on the rotating part 4 one by one, the friction between the rotating part 4 and the stator punches makes the stator punches rotate, and the stator punches slide to the lower end of the rotating part 4 under the action of gravity, and the stator punches Abutting on the guide piece 5, the stator piece continues to rotate until the positioning groove on the stator piece is aligned with the guide piece 5, the stator piece slides down again, the guide piece 5 is clamped in the positioning groove, and the guide piece 5 defines the stator The rotation of the punching sheet makes the stator punching sheet continue to slide downward, thereby realizing the purpose of automatic stacking of the stator punching sheet and improving the efficiency of stator production.

The difference between the second embodiment and the first embodiment is:

As shown in FIGS. 4 and 5 , an installation groove 44 is opened at the upper end of the rotating member 4 and along its radial direction. The installation groove 44 extends in the vertical direction to be flush with the upper end of the guide piece 5 and is symmetrical in the installation groove 44 A mounting block 9 is provided. The mounting block 9 extends shaft rods 91 toward opposite sides of the inner wall of the mounting groove 44 . A bearing seat 93 is provided on the shaft rod 91 , and the bearing seat 93 is slidably embedded in the inner wall of the mounting groove 44 along the vertical direction. , the purpose of rotation and sliding of the mounting block 9 is realized, and a pressing rod 8 is slidably inserted in the mounting block 9, the pressing rod 8 is perpendicular to the shaft rod 91, and a vertical rod is arranged between the mounting blocks 9, and the vertical rod is The lower end is provided with a hinge groove 72, one end of the pressure rod 8 is hinged in the vertical rod, the hinge axis of the pressure rod 8 is parallel to the shaft rod 91, and the lower end of the bearing seat 93 is provided with a return spring 10, on the power rod 7 The lower end is provided with a return spring II 13;

When the power rod 7 is not stressed, the return spring 10 supports the bearing seat 93 to drive the mounting block 9 to the upper end of the rotating member 4, and the power rod 7 makes the pressure rod 8 form an acute angle, and the pressure rod 8 is far away from the power rod 7. One end is completely accommodated in the installation slot 44, thereby ensuring the stable setting of the stator punching piece to the rotating member 4; when the stator punching piece is difficult to slide down under the action of gravity, push the power rod 7 to slide down to drive the mounting block 9 Rotate, and the pressure rod 8 slides out of the installation groove 44 until the pressure rod 8 rotates to the horizontal and one end of the pressure rod 8 protrudes from the installation groove 44, continue to push the power rod 7 downward, and the pressure rod 8 drives the installation block 9 downward together. At the same time, one end of the pressing rod 8 protruding from the installation slot 44 abuts the upper end surface of the pushing stator punching piece, thereby realizing the downward sliding of the auxiliary stator punching piece and improving the stable stacking of the stator punching piece.

The embodiments of this specific embodiment are all preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore: all equivalent changes made according to the structure, shape and principle of the present invention should be covered in within the protection scope of the present invention.

Claims (8)

1. The utility model provides a stator punching lamination equipment for the stator punching is piled up in the location, its characterized in that: including support frame (1) and rotatory rotating member (4) of setting on support frame (1), the axis of rotation of rotating member (4) extends the setting along vertical direction, and the stator is located towards the piece cover rotating member (4) outside, just it is vice to constitute the friction between rotating member (4) and the stator punching, be fixed with guide vane (5) on support frame (1), guide vane (5) extend along vertical direction, just the upper end of guide vane (5) is less than the upper end of rotating member (4), cooperation is established with the constant head tank on the stator punching to guide vane (5) inlay.

2. The stator punching lamination equipment according to claim 1, characterized in that: the rotary seat (2) is arranged on the support frame (1) in a rotating mode, a stud is coaxially arranged at the lower end of the rotary piece (4), the stud penetrates through the rotating center of the rotary seat (2), a locking nut (43) is connected to the lower end of the stud in a threaded mode, and the locking nut (43) abuts against the lower end of the rotary seat (2).

3. The stator punching lamination equipment according to claim 2, characterized in that: the supporting table is provided with a plurality of rotating seats (2), the lower end of each rotating seat (2) is coaxially fixed with a driven sprocket (23), the lower end of the supporting table is fixed with a motor (3), the rotating end of each motor (3) is coaxially fixed with a driving sprocket (31), and a transmission chain (32) is arranged between each driving sprocket (31) and each driven sprocket (23).

4. The stator punching lamination equipment according to claim 1, characterized in that: the rotating piece (4) is cylindrical, and a chamfer (41) is arranged at the upper end of the rotating piece (4).

5. The stator punching lamination equipment according to claim 2, characterized in that: the stator punching sheet pushing device is characterized by further comprising a pushing assembly for pushing the stator punching sheet to vertically move downwards, an installation groove (44) is formed in the upper end of the rotating piece (4) along the diameter of the rotating piece, the depth direction of the installation groove (44) is parallel to the axis of the rotating piece (4), installation blocks (9) are symmetrically arranged in the installation groove (44), shaft levers (91) extend towards two opposite ends of the inner wall of the installation groove (44) of each installation block (9), the shaft levers (91) rotate around the axes of the shaft levers, and the shaft levers (91) are embedded in the rotating piece (4) in a sliding mode along the vertical direction;

the pushing piece comprises pressure levers (8) which are inserted into the mounting blocks (9) in a sliding mode and power rods (7) which are arranged between the pressure levers (8), the pressure levers (8) are perpendicular to the shaft rod (91), the power rods (7) extend in the vertical direction, and one ends, opposite to the pressure levers (8), are hinged to the power rods (7);

when the included angle between the compression rods (8) is minimum, one end of each compression rod (8) far away from the power rod (7) is accommodated in the corresponding mounting groove (44).

6. The stator punching lamination equipment according to claim 5, characterized in that: the end, far away from the mounting block (9), of the shaft lever (91) is provided with a bearing seat (93), the bearing seat (93) is embedded in the rotating part (4) in a sliding mode along the vertical direction, a first return spring (10) is arranged at the lower end of the bearing seat (93), and a second return spring (13) supported at the lower end of the power rod (7) is arranged in the mounting groove (44).

7. The stator punching lamination equipment according to claim 1, characterized in that: the upper end of the support frame (1) is provided with a sliding frame, the sliding frame slides along the radial direction of the rotating piece (4), and the guide piece (5) is fixed on the sliding frame.

8. The stator punching lamination equipment according to claim 7, characterized in that: the supporting seat is characterized in that a guide bolt (63) is arranged at the upper end of the supporting seat, a sliding groove (611) is formed in the lower end of the sliding frame, the sliding groove (611) extends in the horizontal direction, and the guide bolt (63) is embedded in the sliding groove (611).

Images