CN115301815B

CN115301815B - Punching device for asynchronous motor production

Info

Publication number: CN115301815B
Application number: CN202211229478.2A
Authority: CN
Inventors: 刘杰
Original assignee: Suzhou Runner Electric Technology Co ltd
Current assignee: Suzhou Runner Electric Technology Co ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2023-03-24
Anticipated expiration: 2042-10-08
Also published as: CN115301815A

Abstract

The invention relates to the technical field of motor processing, in particular to a punching device for producing an asynchronous motor, which is simple in structure, can automatically send a protective shell to a position to be punched, lightens the operation steps of an operator and improves the punching efficiency; the method comprises the following steps: the protective shell clamping device comprises two butt straps for placing a protective shell and a die for sleeving the protective shell, four clamping assemblies are uniformly distributed around the die and move along an L-shaped track, the protective shell clamping device further comprises four uniformly distributed first air cylinders, a punch is mounted at the output end of each first air cylinder, and the protective shell clamping device further comprises a limiting plate located above the butt straps.

Description

Punching device for asynchronous motor production

Technical Field

The invention relates to the technical field of motor processing, in particular to a punching device for producing an asynchronous motor.

Background

An asynchronous motor, also called an induction motor, is an alternating current motor which generates electromagnetic torque by interaction of an air gap rotating magnetic field and induction current of a rotor winding, thereby realizing conversion of electromechanical energy into mechanical energy.

Asynchronous motor's cooling fan's protective housing need punch four holes in its periphery when production, among the prior art, can not carry out the pay-off to the protective housing automatically, can only place the protective housing one by one through manual mode on being used for supporting the mould of protective housing, and four clamping jaws of reoperation wait to punch the position with the protective housing and press from both sides tightly, then reoperation four drift punch and punch, and this kind of mode efficiency of punching is not high, remains to improve and improves.

Disclosure of Invention

In order to solve the technical problems, the invention provides a punching device for producing an asynchronous motor, which is simple in structure, can automatically send a protective shell to a position to be punched, reduces the operation steps of an operator, and improves the punching efficiency.

The invention relates to a punching device for producing an asynchronous motor, which comprises: the two butt straps are used for placing the protective shell, the protective shell is sleeved with the die, four clamping assemblies are evenly distributed on the periphery of the die and move along an L-shaped track, the protective shell further comprises four cylinders I which are evenly distributed, a punch is installed at the output end of each cylinder, and the protective shell further comprises a limiting plate located above the butt straps.

Furthermore, an installation plate is fixed on the mold, the mold is provided with a cross-shaped hole, and the cross-shaped hole is provided with a discharge hole penetrating through the installation plate;

the four side surfaces of the mounting plate are respectively fixed with a fixing plate, the fixing plate is provided with an L-shaped hole, the mounting plate further comprises a first moving shaft penetrating through the L-shaped hole, and the other end of the first moving shaft is connected with the clamping assembly;

a first rail is fixed on the fixing plate, a first sliding block slides on the first rail, a second rail is fixed on the first sliding block, a second sliding block slides on the second rail, a first moving shaft is fixedly connected with the second sliding block, a first supporting shaft is rotatably installed on the fixing plate, a first driving rod is fixed on the first supporting shaft, the first supporting shaft is fixed in the middle of the first driving rod, one end of the first driving rod is in sliding fit with the first moving shaft, and a driving shaft slides on the other end of the first driving rod;

and a second air cylinder is fixed on the mounting plate, a circular frame is fixed at the output end of the second air cylinder, and the circular frame is connected with the driving shaft.

Furthermore, two sides of the mounting plate are both fixed with a second moving shaft, the mounting plate also comprises a connecting plate fixed on two sides of the mounting plate, the connecting plate is provided with a first through hole, a second through hole and a third through hole which are communicated with each other, the first through hole and the third through hole are both vertical, the second through hole is horizontal, and the second moving shaft penetrates through the first through hole;

a third track is fixed on the connecting plate, a third sliding block is arranged on the third track in a sliding mode, a fourth track is fixed on the third sliding block, a fourth sliding block is arranged on the fourth track in a sliding mode, and a second moving shaft penetrates through the fourth sliding block and is connected with the fourth sliding block;

and a rotating shaft is rotatably arranged on the connecting plate, a second driving rod is fixed on the rotating shaft, and the second driving rod is in sliding fit with the second moving shaft.

Furthermore, the device also comprises an oil cylinder, wherein a driving shaft is fixed at the output end of the oil cylinder, a fixed rod is fixed on one driving rod II, and the driving shaft is in sliding fit with the fixed rod.

The device further comprises a conveying belt, wherein two butt straps are arranged at the end parts of the conveying belt, one end of one butt strap is arc-shaped, and one end of the other butt strap passes over the conveying belt;

the device also comprises a cylinder III with a fixed position, and a push plate is fixed at the output end of the cylinder III.

Furthermore, one end of the limiting plate is inclined.

Further, the clamping assembly comprises a base fixedly connected with the moving shaft, a screw rod is connected to the base in a threaded mode, a clamping jaw is installed at one end of the screw rod, a hand wheel is arranged at the other end of the screw rod, and an optical axis penetrating through the clamping jaw is further fixed to the clamping jaw.

Furthermore, a transition plate is fixed between the two butt straps.

Compared with the prior art, the invention has the beneficial effects that: the device can automatically feed the protective shells one by one, does not need manpower, reduces the labor intensity of operators, and occupies small space.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a perspective view of FIG. 1;

FIG. 4 is a partial enlarged view of portion B of FIG. 3;

FIG. 5 is a schematic view of the structure of FIG. 3 with the cylinder I, the punch, the conveyer belt, etc. hidden;

FIG. 6 is an exploded bottom view of FIG. 5;

FIG. 7 is a partial enlarged view of portion C of FIG. 6;

FIG. 8 is an enlarged view of a portion D of FIG. 7;

FIG. 9 is a top view of a die, jaw, etc.;

FIG. 10 is a cross-sectional view of the mold and mounting plate;

in the drawings, the reference numbers: 1. a butt strap; 2. a mold; 3. a first cylinder; 4. a punch; 5. a limiting plate; 6. mounting a plate; 7. a fixing plate; 8. an L-shaped hole; 9. a first moving shaft; 10. a first track; 11. a first sliding block; 12. a second track; 13. a second sliding block; 14. a support shaft; 15. a first driving rod; 16. a drive shaft; 17. a second air cylinder; 18. a circular frame; 19. a second moving shaft; 20. a first through hole; 21. a second through hole; 22. a third through hole; 23. a third track; 24. a third sliding block; 25. a fourth track; 26. a fourth sliding block; 27. a rotating shaft; 28. a second driving rod; 29. an oil cylinder; 30. driving a shaft; 31. fixing the rod; 32. a conveyor belt; 33. a third cylinder; 34. pushing a plate; 35. a base; 36. a screw rod; 37. a clamping jaw; 38. a transition plate.

Detailed Description

The following detailed description of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be construed broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 and 3, the punching apparatus for producing an asynchronous motor according to the present invention includes: the protective shell comprises two butt straps 1 for placing a protective shell, a die 2 for sleeving the protective shell, four clamping assemblies which move along an L-shaped track and are uniformly distributed on the periphery of the die 2, four cylinders I3 which are uniformly distributed, wherein the butt straps 1 do not shield the inner ring of the protective shell, the four cylinders I3 are fixed on a circular plate, the four cylinders I3 are distributed in a circumferential array shape, punches 4 are installed at the output ends of the cylinders I3, the protective shell further comprises a limiting plate 5 positioned above the butt straps 1, and the position of the limiting plate 5 is fixed;

in this embodiment, the position of access board 1 is fixed, in order to carry on spacingly to the protective housing, access board 1 sets up to the L type, when using, the protective housing is put on two access boards 1, limiting plate 5 is spacing in the height of protective housing in the top of protective housing simultaneously, then the vertical rebound of operation mould 2 inserts in the protective housing, under the stopping of limiting plate 5, mould 2 can be smooth insert in the protective housing, then horizontal migration mould 2 and protective housing are under to four cylinders 3, then make mould 2 and protective housing shift up a section distance simultaneously, then stop, four drift 4 are just to the position of waiting to punch a hole of protective housing just, then operation centre gripping subassembly moves along L type orbit, clip the protective housing, operation cylinder 3 makes drift 4 move, will punch a hole the protective housing.

Further, as shown in fig. 2-10, a mounting plate 6 is fixed on the mold 2, the mold 2 is provided with a cross-shaped hole, and the cross-shaped hole is provided with a discharge hole penetrating through the mounting plate 6;

the four side surfaces of the mounting plate 6 are respectively fixed with a fixing plate 7, each side surface is fixed with two fixing plates 7, the fixing plates 7 are provided with L-shaped holes 8, the mounting plate also comprises a first moving shaft 9 penetrating through the L-shaped holes 8, and the other end of the first moving shaft 9 is connected with the clamping assembly;

a first rail 10 is fixed on the fixing plate 7, the first rail 10 is arranged along the horizontal direction, a first sliding block 11 slides on the first rail 10, a second rail 12 is fixed on the first sliding block 11, the second rail 12 is arranged along the vertical direction, a second sliding block 13 slides on the second rail 12, a first moving shaft 9 is fixedly connected with the second sliding block 13, a supporting shaft 14 is rotatably arranged on the fixing plate 7, a first driving rod 15 is fixed on the first supporting shaft 14, the first supporting shaft 14 is fixed in the middle of the first driving rod 15, one end of the first driving rod 15 is in sliding fit with the first moving shaft 9, one end of the first driving rod 15 is provided with a first long strip hole, the first moving shaft 9 penetrates through the first long strip hole, the other end of the first driving rod 15 is provided with a second long strip hole, and a driving shaft 16 slides in the second long strip hole;

a second air cylinder 17 is fixed on the mounting plate 6, a circular frame 18 is fixed at the output end of the second air cylinder 17, and the circular frame 18 is connected with a driving shaft 16;

in the embodiment, the clamping assembly is set to move along the L-shaped track, which mainly reduces the initial height of the clamping assembly, so that the mold 2 can be smoothly inserted into the protective shell, and if the clamping assembly moves horizontally, the stroke of the clamping assembly is inevitably increased, so that the whole device has a larger volume;

after the protective shell is separated from the two butt straps 1, operating the second air cylinder 17 to enable the circular frame 18 and the driving shaft 16 to move downwards, so that the first driving rod 15 and the first supporting shaft 14 rotate anticlockwise by taking the axis of the first supporting shaft 14 as an axis, and in the process, the relative position of the driving shaft 16 and the second elongated hole changes;

since the first moving shaft 9 passes through the L-shaped hole 8 and the first moving shaft 9 passes through the first elongated hole of the first driving rod 15, the first driving rod 15 rotating counterclockwise can move the first moving shaft 9 along the L-shaped hole 8;

the first moving shaft 9 firstly passes through the vertical part of the L-shaped hole 8, in the process, the second sliding block 13, the first moving shaft 9 and the clamping assembly move relative to the second rail 12, because the second sliding block 13 and the first moving shaft 9 are fixedly connected, and the second sliding block 13 slides on the second rail 12, the clamping assembly cannot rotate in the upward moving process, then the first moving shaft 9 passes through the horizontal part of the L-shaped hole 8, at the moment, the clamping end of the clamping assembly is higher than the bottom end of the protective shell, when the first moving shaft 9 moves towards the protective shell along the horizontal part of the L-shaped hole 8, the second sliding block 13, the first sliding block 11, the clamping assembly and the like all slide along the first rail 10, and after the protective shell is clamped by the clamping assembly, the second air cylinder 17 is stopped;

after punching, the second cylinder 17 is operated to move the circular frame 18 upward on the basis, and the clamping assembly and the like move along the horizontal part of the L-shaped hole 8 to be separated from the protective shell and then vertically move downward.

Further, as shown in fig. 3 to 9, a second moving shaft 19 is fixed on both sides of the mounting plate 6, and the mounting plate further comprises a connecting plate fixed on both sides of the mounting plate 6, the connecting plate is required to be fixed in position, the connecting plate is provided with a first through hole 20, a second through hole 21 and a third through hole 22 which are communicated with each other, the first through hole 20 and the third through hole 22 are both vertical, the second through hole 21 is horizontal, and the second moving shaft 19 passes through the first through hole 20;

a third rail 23 is fixed on the connecting plate, the third rail 23 is arranged along the horizontal direction, a third slider 24 is arranged on the third rail 23 in a sliding manner, a fourth rail 25 is fixed on the third slider 24, the fourth rail 25 is arranged along the vertical direction, a fourth slider 26 is arranged on the fourth rail 25 in a sliding manner, and the second moving shaft 19 penetrates through the fourth slider 26 and is connected with the fourth slider 26;

a rotating shaft 27 is rotatably mounted on the connecting plate, a second driving rod 28 is fixed on the rotating shaft 27, the second driving rod 28 is in sliding fit with the second moving shaft 19, a third long hole is formed in the second driving rod 28, and the second moving shaft 19 penetrates through the third long hole;

in this embodiment, the rotating shaft 27 is installed at the corner on one side of the first through hole 20, the second through hole 21 and the third through hole 22, when the rotating shaft 27 is rotated, the second driving rod 28 thereon is also rotated, and since the second moving shaft 19 passes through the third elongated hole on the second driving rod 28, the second rotating driving rod 28 can make the second moving shaft 19 move along the first through hole 20, the second through hole 21 and the third through hole 22;

after the die 2 is placed on the two butt straps 1, the rotating shaft 27 and the driving rod two 28 are rotated anticlockwise, the moving shaft two 19 moves upwards along the through hole one 20, in the process, the slide block four 26, the moving shaft two 19, the mounting plate 6, the die 2 and the like move upwards relative to the rail three 23, the moving shaft two 19 and the slide block four 26 are fixed, the mounting plate 6 and the die 2 and the like cannot rotate, when the moving shaft two 19 reaches the corner of the through hole one 20 and the through hole two 21, the die 2 completely extends into the protective shell, then the moving shaft two 19 moves along the through hole two 21, the through hole two 21 is horizontal, the die 2, the mounting plate 6, the moving shaft two 19 and the like move along the rail three 23 and gradually move to the side face of the butt strap 1, the die 2 also breaks away from the side plate, when the moving shaft two 21 and the through hole three 22 move to the corner, the die 2 and the protective shell are both located right below the center positions of the four cylinders, then the moving shaft two 19 moves vertically upwards along the through hole three 22, when the moving shaft two 19 reaches the top end of the through hole three 22, the rotating shaft 27 stops, the rotating shaft 27 operates to clamp the protective shell, and the punch head 4 operates to clamp the cylinder to punch, and then the protective shell, and the first punch is operated.

Further, as shown in fig. 3 and 5, the device further includes an oil cylinder 29, an output end of the oil cylinder 29 is fixed with a driving shaft 30, one of the driving rods 28 is fixed with a fixing rod 31, the driving shaft 30 is in sliding fit with the fixing rod 31, the fixing rod 31 is provided with a fourth long hole, and the driving shaft 30 penetrates through the fourth long hole;

in this embodiment, when the rotating shaft 27 needs to be rotated, the driving shaft 30 is moved laterally by operating the oil cylinder 29, and the driving shaft 30 passes through the four elongated holes of the fixing rod 31, so that the driving rod two 28 and the fixing rod 31 both rotate around the rotating shaft 27, and in the process, the relative positions of the driving shaft 30 and the four elongated holes are changed.

Further, as shown in fig. 1 and fig. 3, the protective case further includes a conveyor belt 32, two straps 1 are located at end positions of the conveyor belt 32, one end of one strap 1 is arc-shaped, so that the protective case moves onto the two straps 1 more smoothly, and one end of the other strap 1 passes over the conveyor belt 32, so as to prevent the protective case from separating from the conveyor belt 32;

the device also comprises a cylinder III 33 with a fixed position, and a push plate 34 is fixed at the output end of the cylinder III 33;

in this embodiment, during normal use, the protective cases are placed on the conveyor belt 32 one by one, the conveyor belt 32 is in an intermittent motion, when the protective cases at the end portions move to the side face of the limiting plate 5, the conveyor belt 32 is stopped, the third cylinder 33 is operated, so that the push plate 34 pushes the protective cases from the conveyor belt 32 to the two access plates 1, the protective cases are automatically fed, and the operation steps of an operator are further reduced.

Further, as shown in fig. 1 and 3, one end of the limiting plate 5 is inclined;

in this embodiment, limiting plate 5 one end is the slope form, more conveniently pushes the protective housing between access board 1 and limiting plate 5.

Further, as shown in fig. 4 and 8, the clamping assembly includes a base 35 fixedly connected with the first moving shaft 9, a screw rod 36 is connected to the base 35 through a thread, a clamping jaw 37 is installed at one end of the screw rod 36, a preformed hole for the punch 4 to be formed is formed in the clamping jaw 37, a hand wheel is arranged at the other end of the screw rod 36, and an optical axis passing through the clamping jaw 37 is further fixed to the clamping jaw 37;

in this embodiment, the screw rod 36 is rotated by rotating the hand wheel, and the position of the clamping jaw 37 is changed by rotating the hand wheel in cooperation with the optical axis, so that when the second air cylinder 17 stops, the clamping jaw 37 is just clamped by the protective shell.

Further, as shown in fig. 3, a transition plate 38 is fixed between the two access boards 1, and one side of the transition plate 38 close to the conveyor belt 32 is an inclined surface, which is more convenient for the protective shell to move to the two access boards 1.

When the punching device for producing the asynchronous motor is used, protective shells are placed on a conveying belt 32 one by one, the conveying belt 32 acts intermittently, when the protective shell at the end moves to the side surface of a limiting plate 5, the conveying belt 32 is stopped, a third air cylinder 33 is operated to enable a push plate 34 to push the protective shells to the two butt straps 1 from the conveying belt 32, the limiting plate 5 limits the protective shells above the protective shells, then an oil cylinder 29 is operated to enable a driving shaft 30 to move rightwards, a rotating shaft 27 and a driving rod second 28 rotate anticlockwise, a moving shaft second 19 moves vertically upwards along a first through hole 20, a die 2 and other parts move vertically upwards and are inserted into the protective shells, the die 2 can be smoothly inserted into the protective shells under the blocking of the limiting plate 5, then the second moving shaft 19 moves horizontally along the second through hole 21, the horizontally moving die 2 and the protective shell move to be right below the first four air cylinders 3, then the second moving shaft 19 moves vertically upwards along the third through hole 22, the die 2 and the protective shell move upwards for a certain distance at the same time, the oil cylinder 29 is stopped when the second moving shaft 19 reaches the end position of the third through hole 22, the four punches 4 just face the positions to be punched of the protective shell, then the second air cylinder 17 is operated to enable the circular frame 18 to move downwards, the first driving rod 15 rotates anticlockwise, the clamping jaws 37 and the like move along the L-shaped tracks, the protective shell is clamped, then the first air cylinder 3 is operated to enable the punches 4 to move, the punches 4 penetrate through the reserved holes in the clamping jaws 37, the protective shell and the cross-shaped holes, and the waste is separated from the mounting plate 6 along the cross-shaped holes and the discharge holes; after punching, the second air cylinder 17 is operated reversely to release the protective shell, then the protective shell is taken down manually, then the oil cylinder 29 is operated reversely again to restore the die 2 to the initial position, and then the conveying belt 32 and the third air cylinder 33 are operated to feed the protective shell again.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several improvements and modifications can be made without departing from the technical principle of the present invention, and these improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an asynchronous machine production is with punching device which characterized in that includes: the protective shell punching machine comprises two butt straps (1) for placing protective shells, a die (2) for sleeving the protective shells, four clamping assemblies, four cylinders I (3) and a limiting plate (5), wherein the four clamping assemblies are uniformly distributed on the periphery of the die (2) and move along an L-shaped track, the punching machine further comprises a punch (4) mounted at the output end of each cylinder I (3), and the limiting plate (5) is positioned above the butt straps (1);

the die (2) is fixedly provided with an installation plate (6), the die (2) is provided with a cross-shaped hole, and the cross-shaped hole is provided with a discharge hole penetrating through the installation plate (6);

the four side surfaces of the mounting plate (6) are respectively fixed with a fixing plate (7), the fixing plates (7) are provided with L-shaped holes (8), the mounting plate further comprises a first moving shaft (9) penetrating through the L-shaped holes (8), and the other end of the first moving shaft (9) is connected with the clamping assembly;

a first rail (10) is fixed on the fixing plate (7), a first sliding block (11) slides on the first rail (10), a second rail (12) is fixed on the first sliding block (11), a second sliding block (13) slides on the second rail (12), a first moving shaft (9) is fixedly connected with the second sliding block (13), a supporting shaft (14) is rotatably mounted on the fixing plate (7), a first driving rod (15) is fixed on the supporting shaft (14), the supporting shaft (14) is fixed in the middle of the first driving rod (15), one end of the first driving rod (15) is in sliding fit with the first moving shaft (9), and a driving shaft (16) slides on the other end of the first driving rod;

a second air cylinder (17) is fixed on the mounting plate (6), a circular frame (18) is fixed at the output end of the second air cylinder (17), and the circular frame (18) is connected with the driving shaft (16);

a second moving shaft (19) is fixed on each of two sides of the mounting plate (6), the mounting plate further comprises a connecting plate fixed on each of two sides of the mounting plate (6), a first through hole (20), a second through hole (21) and a third through hole (22) which are communicated with each other are formed in the connecting plate, the first through hole (20) and the third through hole (22) are vertical, the second through hole (21) is horizontal, and the second moving shaft (19) penetrates through the first through hole (20);

a third track (23) is fixed on the connecting plate, a third sliding block (24) slides on the third track (23), a fourth track (25) is fixed on the third sliding block (24), a fourth sliding block (26) slides on the fourth track (25), and a second moving shaft (19) penetrates through the fourth sliding block (26) and is connected with the fourth sliding block (26);

a rotating shaft (27) is rotatably arranged on the connecting plate, a second driving rod (28) is fixed on the rotating shaft (27), and the second driving rod (28) is in sliding fit with the second moving shaft (19).

2. A punching apparatus for producing asynchronous motor according to claim 1, further comprising an oil cylinder (29), wherein an output end of the oil cylinder (29) is fixed with a driving shaft (30), one of the driving rods (28) is fixed with a fixing rod (31), and the driving shaft (30) is in sliding fit with the fixing rod (31).

3. A punching device for producing an asynchronous motor according to claim 2, characterized by further comprising a conveyor belt (32), wherein two straps (1) are arranged at the end position of the conveyor belt (32), one end of one strap (1) is arc-shaped, and one end of the other strap (1) passes over the conveyor belt (32);

the device also comprises a cylinder III (33) with a fixed position, and a push plate (34) is fixed at the output end of the cylinder III (33).

4. A punching apparatus for producing asynchronous motor according to claim 3, characterized in that one end of the limiting plate (5) is inclined.

5. A punching device for producing an asynchronous motor according to claim 4, wherein the clamping assembly comprises a base (35) fixedly connected with the first moving shaft (9), a screw rod (36) is connected to the base (35) in a threaded manner, one end of the screw rod (36) is provided with a clamping jaw (37), the other end of the screw rod is provided with a hand wheel, and an optical axis passing through the clamping jaw (37) is further fixed to the clamping jaw (37).

6. A punching device for the production of asynchronous machines according to claim 5, characterized in that a transition plate (38) is fixed between two butt straps (1).