CN114571048A

CN114571048A - Stator punching lamination and welding integrated equipment

Info

Publication number: CN114571048A
Application number: CN202210258032.6A
Authority: CN
Inventors: 刘东锋
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-16
Filing date: 2022-03-16
Publication date: 2022-06-03

Abstract

The invention relates to a motor production related device, in particular to a stator punching lamination and welding integrated device which comprises a frame body, a transposition assembly, a material taking mechanism, a transferring structure, a pressing mechanism and a welding mechanism, wherein the transposition assembly is movably arranged on the frame body; the welding mechanism is arranged below the pressing mechanism. The stator punching sheets are driven to move to the position corresponding to the material taking mechanism through the transposition assembly, then the material taking mechanism puts the stator punching sheets stacked on the transposition assembly into the transferring structure, the transferring structure conveys the stator punching sheets placed on the material taking mechanism to the lower side of the pressing mechanism, the pressing mechanism compacts the stator punching sheets in the transferring structure, and finally the plurality of stacked stator punching sheets are subjected to pulse spot welding from the circumferential direction through the welding mechanism.

Description

Stator punching lamination and welding integrated equipment

Technical Field

The invention relates to related equipment for motor production, in particular to stator punching lamination pressing and welding integrated equipment.

Background

The stator core is an important component for forming a motor magnetic flux loop and fixing a stator coil, and is formed into a whole by pressing a punching sheet and various fasteners.

Stacking is a more critical step in the process of stator core production, and particularly, the stator core is placed on a hydraulic lifting platform and leveled during stacking, so that the center of the stator core aims at the center of the lifting platform; then, a jack is placed, a clamping space needs to be reserved in the process, the jack is firmly fixed on the lifting platform, and the interval between a pad and a short arm of the hydraulic lifting platform is determined; then adjusting the overlapping degree of coincidence of each iron core, ensuring that each iron core is on a uniform vertical plane, overlapping a first-stage first layer, and measuring the size; and finally, mounting a cross beam, a measuring beam, a pull belt and an insulating pad foot.

The existing industry is complex in working procedures when stator cores are produced, needs to be matched with multistep manual measurement, and is low in precision on one hand and very limited in production efficiency on the other hand.

Disclosure of Invention

The invention aims to provide stator punching lamination pressing and welding integrated equipment to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides an integrative equipment of stator punching pressfitting welding, includes:

the frame body is formed by encircling a plurality of horizontal and vertical forming square pipe pieces and is a square frame-shaped object;

the transposition assembly is movably arranged on the frame body and is used for driving the stacked unprocessed stator punching sheets to move relative to the frame body along the horizontal direction;

the material taking mechanism is movably connected with the top of the frame body and is used for taking out the unprocessed stator punching sheets on the transposition assembly;

the transfer structure is arranged on the frame body and used for receiving the unprocessed stator punching sheets taken out of the transposition assembly by the material taking mechanism and conveying the stator punching sheets out along the moving direction perpendicular to the transposition assembly;

the pressing mechanism can compact the stator punching sheets sent out by the transfer structure along the height direction of the frame body;

and the welding mechanism is arranged below the pressing mechanism and used for carrying out pulse spot welding on the stator punching sheet compacted by the pressing mechanism.

The stator punching sheet pressing and welding integrated equipment comprises: the transposition subassembly includes:

the bearing platform is fixed on a cage frame, a horizontal moving track is fixed in the frame body, and the cage frame is movably arranged on the moving track;

the first power source is arranged on one side of the frame body and is connected with the cage frame through a transmission structure; the first power source is used for driving the cage frame and the bearing platform to move along the moving track in a matching way with the transmission structure;

the clamping mechanism is vertically installed on the bearing platform in a penetrating mode, a through hole for the clamping mechanism to penetrate through is formed in the bearing platform, and the clamping mechanism is used for radially shaping stacked stator punching sheets to enable the plurality of stator punching sheets to be completely overlapped in the vertical direction.

The stator punching lamination pressing and welding integrated equipment comprises: the transmission structure includes follows the length direction of cage rotates the setting and is in driving medium on the support body, the one end of driving medium is connected the output of a power supply, and the below fixed mounting of cage has with driving medium complex registrant.

The stator punching lamination pressing and welding integrated equipment comprises: the material taking mechanism comprises:

the lifting cylinder is movably connected with the upper part of the frame body through a moving assembly; the lifting cylinder is matched with the moving assembly and can horizontally move on the upper part of the frame body along the length direction of the cage frame and the length direction vertical to the cage frame;

the lifting plate is fixed with the lower end of a piston rod of the lifting cylinder;

the grabbing component is arranged below the hanging plate and used for grabbing stator punching sheets stacked orderly in the clamping mechanism and matched with the moving component to place the stator punching sheets into the transfer structure.

The stator punching lamination pressing and welding integrated equipment comprises: the moving assembly includes:

a guide disposed above the cage and perpendicular to the cage space;

the first sliding rail is mounted on the upper edge of the frame body and is arranged along the length direction of the cage frame;

the adjusting rail is fixedly arranged on the guide piece and is spatially vertical to the first sliding rail;

the first moving structure is arranged on one side of the lifting cylinder and is used for driving the lifting cylinder to slide along the adjusting rail;

and the second moving structure is arranged at the side end of the guide piece, is connected with the upper edge of the frame body and is used for driving the guide piece to move along the first sliding rail.

The stator punching sheet pressing and welding integrated equipment comprises: the grasping assembly includes:

the number of the slide blocks is two, and the two groups of slide blocks are respectively arranged on two sides of the hanging plate in a sliding manner;

the holding structure is connected with the two sliding blocks in the same group, the holding structure comprises two groups, and the holding structure is used for driving the two sliding blocks in the same group to be close to each other and separated;

the support arm is vertically fixed below the sliding block, and an extrusion structure is further arranged on the support arm along the length direction of the support arm;

the holding structure comprises a binding motor arranged on one side of the hanging plate and a driving rod connected with the output end of the binding motor, and the driving rod is connected with two sliding blocks in the same group;

the extrusion structure comprises a second power source fixed on the support arm along the length direction of the support arm, and the output end of the second power source is connected with an extrusion piece capable of stretching along the support arm;

the lower end of the support arm is provided with a bulge, and the lower end of the extrusion piece is fixed with a top block matched with the bulge.

The stator punching lamination pressing and welding integrated equipment comprises: the transfer structure comprises:

the second sliding rail is fixed on the frame body and is spatially vertical to the first sliding rail;

the transfer table is arranged on the second sliding rail in a sliding manner; the transfer platform is provided with another clamping mechanism;

the transportation cylinder, the telescopic link of transporting the cylinder output is connected the transport table.

The stator punching lamination pressing and welding integrated equipment comprises: the pressing mechanism comprises:

the sliding rod is fixed on the frame body;

the two fixed plates are arranged vertically, the upper fixed plate is fixed with the top of the sliding rod, and the lower fixed plate is vertically arranged on the sliding rod in a sliding manner;

the primary lifting device penetrates through the fixing plate at the upper part and is fixed with the fixing plate;

the mounting frame is fixed on the fixing plate at the lower part; an output shaft at the lower end of the primary lifting device is connected with the center of the top of the mounting frame;

and the expanding and receiving mechanism is arranged below the mounting frame.

The stator punching lamination pressing and welding integrated equipment comprises: two sides of the second sliding rail are respectively provided with a vertical second-stage lifting device, the lower part of the second-stage lifting device is fixed with the frame body, and an installation plate is fixed at the upper part of the second-stage lifting device;

the confession is seted up in the central authorities of mounting panel expand the round hole that receives the mechanism and pass the upper portion of mounting panel is installed multiunit setting device along the circumference equidistance of round hole, welding mechanism sets up the lower part of mounting panel, and installs the multiunit along the circumference equidistance of round hole.

The stator punching lamination pressing and welding integrated equipment comprises: the shaping device comprises a shaping cylinder which is fixedly arranged on the mounting plate and points to the center of the round hole, the output end of the shaping cylinder is provided with a shaping piston rod, and the end head of the shaping piston rod is rotatably provided with a guide wheel;

the welding mechanism comprises a welding device, and the welding device comprises a push rod rotatably arranged below the mounting plate, a push block connected with the push rod and in sliding fit with the lower surface of the mounting plate, and a pulse welding gun arranged below the push block and pointing to the center of the circular hole; wherein, the one end connection of propelling movement pole is installed the propelling movement motor on the installed part.

Compared with the prior art, the invention has the beneficial effects that: the stator punching sheet conveying mechanism has the advantages that a plurality of groups of stator punching sheets to be compacted and welded can be automatically driven to move to the position corresponding to the material taking mechanism through the transposition assembly, then the stator punching sheets stacked on the transposition assembly are placed into the conveying structure through the material taking mechanism, the conveying structure conveys the stator punching sheets placed on the material taking mechanism to the lower side of the pressing mechanism, the pressing mechanism is utilized to compact the stator punching sheets in the conveying structure, finally, the plurality of stacked stator punching sheets are subjected to pulse spot welding in the circumferential direction through the welding mechanism, the stator punching sheets stacked mutually are tightly welded together, the stator punching sheet conveying mechanism has the function of integrating compaction and welding, the automation degree is high, the large-scale production is facilitated, and the production efficiency is improved.

Drawings

Fig. 1 is a schematic structural diagram of a stator punching lamination pressing and welding integrated device.

Fig. 2 is a schematic structural view of the back surface of the stator punching lamination pressing and welding integrated device.

Fig. 3 is a schematic structural diagram of a cage frame, a transposition assembly and a material taking mechanism in stator punching lamination and welding integrated equipment.

Fig. 4 is a schematic structural view of the reverse side of fig. 3.

Fig. 5 is a schematic structural diagram of a clamping mechanism in the stator punching lamination press-fit welding integrated equipment.

Fig. 6 is a schematic structural view of the vertical member and the radial block and the tooth plate in the clamping mechanism.

Fig. 7 is a schematic structural diagram of the connection between the material taking mechanism and the upper part of the frame body in the stator punching lamination pressing and welding integrated equipment.

Fig. 8 is a schematic structural view of fig. 7 from another view angle.

Fig. 9 is a schematic view of a grasping assembly in the material taking mechanism.

Fig. 10 is a schematic structural diagram of a pressing mechanism and a welding mechanism in the stator punching pressing and welding integrated device.

Fig. 11 is a schematic structural diagram of the stator punching lamination press-fit welding integrated device after the frame body, the transposition assembly and the material taking mechanism are removed.

Fig. 12 is a schematic structural diagram of a mounting plate and a shaping device in the stator punching press-fit welding integrated equipment.

Fig. 13 is a schematic structural diagram of a mounting plate and a welding device in the stator punching lamination press-fit welding integrated equipment.

Fig. 14 is a schematic structural diagram of a mounting frame, a primary lifting device and an expanding and retracting mechanism in the stator punching lamination pressing and welding integrated equipment.

Fig. 15 is a local explosion diagram of a mounting frame and a spreading and collecting mechanism in the stator punching lamination pressing and welding integrated equipment.

In the figure: 1-a frame body; 2-a bearing platform; 3-a clamping mechanism; 301-claw disk; 302-vertical member; 303-radial blocks; 304-a motor; 305-toothed plate; 4-a power source; 5-a transmission member; 6-a guide; 7-a first motor; 8-a first sliding rail; 9-a second motor; 10-a lifting cylinder; 11-a hanger plate; 12-a tethered motor; 13-a slide block; 14-a support arm; 15-power source number two; 16-an extrusion; 17-sliding rail II; 18-a transfer station; 19-a transfer cylinder; 20-fixing the plate; 21-a primary lifting device; 22-a slide bar; 23-a spreading and collecting mechanism; 24-a mounting plate; 25-a shaping device; 26-a welding device; 27-mounting a frame; 28-a secondary lifting device; 29-pulse welding gun.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 15, as an embodiment of the present invention, a stator punching sheet pressing and welding integrated apparatus includes:

the frame body 1 is formed by encircling a plurality of horizontal and vertical forming square pipe pieces and is a square frame-shaped object;

the transposition assembly is movably arranged on the frame body 1, specifically is movably arranged on the front side of the frame body 1, and is used for driving the stacked unprocessed stator punching sheets to move relative to the frame body 1 along the horizontal direction;

the material taking mechanism is movably connected with the top of the frame body 1 and is used for taking out unprocessed stator punching sheets on the transposition assembly;

the transfer structure is arranged on the frame body 1 and is used for receiving the unprocessed stator punching sheets taken out of the transposition assembly by the material taking mechanism and conveying the stator punching sheets out along the moving direction perpendicular to the transposition assembly;

the pressing mechanism can compact the stator punching sheets sent out by the transfer structure along the height direction of the frame body 1;

In this embodiment, the transposition subassembly can automatically drive the stator punching sheet that the multiunit waited to densify the welding and move to the position that corresponds with extracting mechanism, then put into the transport structure through extracting mechanism with the stator punching sheet that piles up on the transposition subassembly, transport structure is carried the stator punching sheet that extracting mechanism put into it to the below of pressing mechanism again, utilize pressing mechanism to densify the stator punching sheet in the transport structure, carry out pulse spot welding to piling up multiple stator punching sheet from the circumferencial direction through welding mechanism at last, make the closely knit welding of multiple mutual superimposed stator punching sheet together, have the integrative function of compaction and welding, degree of automation is high, be favorable to large-scale production, improve production efficiency.

As a further aspect of the present invention, referring to fig. 1 and 3, the index assembly includes:

the bearing platform 2 is fixed on a cage frame, a horizontal moving track is fixed in the frame body 1, and the cage frame is movably arranged on the moving track;

the first power source 4 is arranged on one side of the frame body 1 and is connected with the cage frame through a transmission structure; the first power source 4 is used for driving the cage frame and the bearing platform 2 to move along the moving track in a matching way with the transmission structure;

the clamping mechanism 3 is vertically installed on the bearing platform 2 in a penetrating mode, a through hole for the clamping mechanism 3 to penetrate through is formed in the bearing platform 2, and the clamping mechanism 3 is used for radially shaping stacked stator punching sheets to enable the plurality of stator punching sheets to be completely overlapped in the vertical direction.

When the device is used, firstly, a plurality of stator punching sheets are stacked on the clamping mechanism 3, the plurality of stacked stator punching sheets are shaped along the radial direction through the clamping mechanism 3, the complete overlapping of the stator punching sheets is kept, and then the cage type frame and the bearing platform 2 are driven to move in a moving track along the horizontal direction by utilizing the power source 4 matched with the transmission structure, so that the clamping mechanism 3 on the bearing platform 2 and the stacked stator punching sheets are driven to move.

Specifically, referring to fig. 1 and 3, the transmission structure includes a transmission member 5 rotatably disposed on the frame body 1 along a length direction of the cage, one end of the transmission member 5 is connected to an output end of the first power source 4, and a sleeve member matched with the transmission member 5 is fixedly mounted below the cage;

in detail, the first power source 4 can adopt a traditional power device such as an electric motor, a pneumatic motor, a hydraulic motor and the like, the transmission part 5 can adopt a conventional screw rod, and the sleeve part adopts a screw sleeve matched with the screw rod.

Certainly, the output end of the first power source 4 has a function of outputting torque in the forward and reverse directions, the first power source 4 drives the screw rod to rotate, the screw sleeve is matched with the screw rod to drive the cage frame and the bearing platform 2 to move along the length direction of the cage frame, and finally the clamping mechanism 3 on the bearing platform 2 and the stacked stator punching sheets are driven to move.

In addition, referring to fig. 5 and 6, the clamping mechanism 3 includes a fixing table fixed on the bearing platform 2 and penetrating through the through hole, a plurality of claw disks 301 are arranged on the fixing table, the plurality of claw disks 301 surround a column concentric with the fixing table, a gap is formed between two adjacent claw disks 301, and the plurality of gaps are uniformly distributed along a radius direction of the column;

a radial block 303 is arranged in each gap in a sliding manner, a vertical piece 302 is fixed on each radial block 303, and an adjusting component for driving the plurality of radial blocks 303 to approach or depart from the center of the columnar body along the gaps is arranged below the fixed table;

the adjusting assembly comprises a flange which is fixed below the fixed table and is concentrically arranged with the fixed table, a motor 304 is mounted on one side of the flange, a toothed plate 305 which is in sliding fit with the side wall of the gap is fixed below each radial block 303, and the motor 304 is connected with the toothed plate 305 through a transfer structure;

the motor 304 is a servo motor with an output shaft capable of rotating in two directions, and the servo motor works in cooperation with a transfer structure to drive the plurality of toothed plates 305 to slide along the gaps so as to drive the plurality of radial blocks 303 to synchronously move away from or approach to the center of the cylindrical body at the same speed, thereby driving the plurality of vertical pieces 302 to gather together or separate from each other.

For better illustration, one of the forms of the transfer structure is enumerated, which includes a worm rotatably disposed at the inner center of the flange, a worm wheel rotatably mounted in the flange and engaged with the worm, and a gear connected to the worm wheel and engaged with the toothed plate 305;

wherein the worm is connected with the output shaft of the motor 304 through a bevel gear set.

When the stator punching sheet is placed in the clamping mechanism 3, the stator punching sheet is in a similar circular ring shape, so that the center of the stator punching sheet penetrates through the plurality of vertical pieces 302 and is placed on the claw disc 301, the output shaft of the motor 304 is driven to rotate, the worm in the center of the flange is driven to rotate by the bevel gear set, the worm drives the worm gears which are circumferentially distributed on the circumference of the worm gears to rotate, the gears are finally driven to rotate, the rotating gears are matched with the toothed plates 305 to drive the plurality of toothed plates 305 and the radial blocks 303 which are circumferentially distributed to mutually approach or separate, and the plurality of vertical pieces 303 are finally driven to mutually approach or separate, so that the overlapped codes of the plurality of overlapped stator punching sheets are put together from inside to outside in the diameter direction;

because the central hollow size of the stator punching sheet with the same specification is the same, when the plurality of vertical parts 303 are separated from each other and tightly attached to the inner wall of the central hollow of the plurality of stator punching sheets, the stator punching sheets can be overlapped with each other in the vertical direction.

As a further aspect of the present invention, please refer to fig. 3, fig. 4, fig. 6, fig. 7, fig. 8, and fig. 9, wherein the material taking mechanism includes:

the lifting cylinder 10 is movably connected with the upper part of the frame body 1 through a moving assembly; the lifting cylinder is matched with the moving assembly and can horizontally move on the upper part of the frame body 1 along the length direction of the cage frame and the length direction vertical to the cage frame;

the hanging plate 11 is fixed with the lower end of a piston rod of the lifting cylinder 10;

the grabbing component is arranged below the hanging plate 11 and used for grabbing stator punching sheets stacked orderly in the clamping mechanism 3 and matched with the moving component to place the stator punching sheets into the transferring structure.

In this embodiment, after piling up the stator punching of piling up through fixture 3 neatly, snatch the subassembly and take out the orderly stator punching of piling up from fixture 3 to the cooperation removes the subassembly and puts the stator punching that takes out into transport structure, and transport structure sends the stator punching to pressing mechanism's below again, through pressing mechanism with the compaction of the stator punching on the transport structure, finally welds a plurality of stator punching in an organic whole with the help of welding mechanism.

As a still further aspect of the present invention, referring to fig. 7, the moving assembly includes:

a guide 6, said guide 6 being disposed above said cage 1 and perpendicular to said cage space;

the first sliding rail 8 is mounted on the upper edge of the frame body 1 and arranged along the length direction of the cage frame;

the adjusting rail is fixedly arranged on the guide piece 6 and is spatially vertical to the first sliding rail 8;

a first moving structure installed at one side of the lifting cylinder 10, the first moving structure being used for driving the lifting cylinder 10 to slide along the adjusting rail;

the second moving structure is mounted at the side end of the guide member 6, connected to the upper edge of the frame body 1, and used for driving the guide member 6 to move along the first sliding rail 8;

wherein, one side of the lifting cylinder 10 is fixedly provided with an inverted L-shaped connecting plate, the lower parts of the two ends of the guide piece 6 are fixedly provided with buckles which are slidably buckled with the first slide rail 8, and the upper part of the inverted L-shaped connecting plate is also fixedly provided with buckles which are slidably buckled with the adjusting rail;

the first moving structure comprises a first motor 7 arranged on the side edge of the inverted L-shaped connecting plate, a friction wheel is rotatably arranged at the output end of the first motor 7, and a friction strip in rolling fit with the friction wheel is fixed on the side edge of the guide piece 6;

the second moving structure comprises a second motor 9 arranged below the end part of the guide piece 6, the output end of the second motor 9 is also rotatably provided with a friction wheel, and the side edge of the upper part of the frame body 1 is also fixed with a friction strip.

The first motor 7 drives the friction wheel connected with the output end of the first motor to rotate, and the friction wheel can drive the inverted L-shaped connecting plate and the lifting cylinder 10 to move along the length direction of the guide piece 6 through rolling fit with the friction strip on the side edge of the guide piece 6;

the friction wheel connected with the output end of the second motor is driven to rotate by the working of the second motor 9, the guide piece 6, the inverted L-shaped connecting plate and the lifting cylinder 10 can be driven to move along the first sliding rail 8 by the friction wheel through the matching with the friction strip on the side edge of the frame body 1, and therefore the lifting cylinder 10 can move in multiple directions in the horizontal direction.

As a further aspect of the present invention, referring to fig. 7, 8 and 9, the grabbing component includes:

the number of the sliding blocks 13 is two, and the two groups of the sliding blocks 13 are arranged on two sides of the hanging plate 11 in a sliding mode;

the holding structure is connected with the two sliding blocks 13 in the same group, the holding structure comprises two groups, and the holding structure is used for driving the two sliding blocks 13 in the same group to be close to each other and separated;

the support arm 14 is vertically fixed below the sliding block 13, and an extrusion structure is further arranged on the support arm 14 along the length direction of the support arm;

the clasping structure comprises a binding motor 12 arranged on one side of a hanging plate 11 and a driving rod connected with the output end of the binding motor 12, wherein the driving rod is connected with two sliders 13 in the same group, and the driving rod can adopt a bidirectional screw rod as an example;

when the binding motor 12 works, the bidirectional screw rod is driven to rotate, the two sliding blocks 13 in the same group are respectively matched with one section of thread which is arranged on the bidirectional screw rod and has opposite rotating directions, and the two sliding blocks 13 in the same group are mutually close to or separated from each other along the axis of the bidirectional screw rod, so that the two support arms 14 in the same group and the extrusion structure are further driven to mutually close to or separate from each other.

In addition, the extrusion structure comprises a second power source 15 fixed on the support arm 14 along the length direction of the support arm 14, and an extrusion piece 16 capable of extending and contracting along the support arm 14 is connected to the output end of the second power source 15;

the lower end of the arm 14 is provided with a projection, and the lower end of the extrusion 16 is fixed with a top block that fits the projection.

The lifting cylinder 10 is driven by the moving assembly to move to the position right above the clamping mechanism 3, then the clamping mechanism 3 relaxes the integrally-stacked stator laminations (specifically, an output shaft of the motor 304 is driven to rotate reversely, a bevel gear set is utilized to drive a worm in the center of a flange to rotate reversely, the worm drives a worm wheel distributed on the circumference along the circumference to rotate reversely, and finally drives a gear to rotate reversely, the reversely-rotated gear is matched with the toothed plate 305 to drive a plurality of toothed plates 305 and radial blocks 303 distributed on the circumference to close each other, and finally drives a plurality of vertical pieces 303 to close each other, so that the overlapped stator laminations are relaxed), then a piston rod of the lifting cylinder 10 drives the hanger plate 11 to move downwards, and the hanger plate 11 drives the grabbing assembly to move downwards;

when the lower end of the support arm 14 in the grabbing assembly moves to the position below the stator punching sheet at the lowest part, the binding motor 12 works to drive the two support arms 14 in the same group to approach each other, the stacked and piled stator punching sheets are clamped in the radial direction, and then the second power source 15 drives the extrusion piece 16 to move downwards, so that the top block fixed at the lower end of the extrusion piece 16 is matched with the bulge at the lower end of the support arm 14 to clamp the stator punching sheets in the vertical direction;

then, a piston rod of the lifting cylinder 10 retracts into the cylinder body to drive the stator punching sheet to move upwards and separate from the clamping mechanism 3, and the stator punching sheet is moved to the position above the transferring structure by means of the moving assembly;

finally, the piston rod of the lifting cylinder 10 drives the stator punching sheet to be sleeved into the transfer structure, after the stator punching sheet is sleeved into the transfer structure, the second power source 15 drives the extrusion piece 16 to move upwards to separate the top block from the upper surface of the uppermost stator punching sheet, the constraint motor 12 drives the two support arms 14 of the same group to separate from each other, so that the protrusions at the lower ends of the support arms 14 are separated from the lower surface of the lowermost stator punching sheet, the stacked stator punching sheets are completely placed into the transfer structure, the piston rod of the lifting cylinder 10 drives the grabbing component to move upwards, and the transfer structure conveys the transfer structure placed on the transportation structure to the lower side of the pressing mechanism.

As a still further aspect of the present invention, please refer to fig. 1, fig. 2, fig. 10, and fig. 11, wherein the transport structure comprises:

the second sliding rail 17 is fixed on the frame body 1 and is spatially vertical to the first sliding rail 8;

the transfer table 18 is arranged on the second sliding rail 17 in a sliding manner; another clamping mechanism 3 is arranged on the transfer platform 18;

a transfer cylinder 19, wherein the telescopic rod at the output end of the transfer cylinder 19 is connected with the transfer table 18.

Stator punching sheets orderly stacked in the clamping mechanism 3 on the material taking mechanism bearing platform 2 are transferred to the clamping mechanism 3 on the transfer platform 18, and then the transfer platform 18 is driven to move to the lower part of the pressing mechanism along a second sliding rail 17 through the cooperation of a transfer cylinder 19 and a telescopic rod at the output end of the transfer cylinder.

As a further aspect of the present invention, referring to fig. 10, fig. 11, fig. 14 and fig. 15, the pressing mechanism includes:

the sliding rod 22 is fixed on the frame body 1;

two fixed plates 20 are arranged up and down, the upper fixed plate 20 is fixed with the top of the sliding rod 22, and the lower fixed plate 20 is vertically arranged on the sliding rod 22 in a sliding manner;

a primary lifting device 21, wherein the primary lifting device 21 penetrates through the upper fixing plate 20 and is fixed with the upper fixing plate;

a mounting frame 27, wherein the mounting frame 27 is fixed on the fixing plate 20 at the lower part; an output shaft at the lower end of the primary lifting device 21 is connected with the center of the top of the mounting frame 27;

the expanding and collecting mechanism 23 is installed below the installation frame 27;

the structure of the expanding and collecting mechanism 23 is the same as that of the clamping mechanism 3, except that the expanding and collecting mechanism 23 is arranged below the mounting frame 27 in a downward direction, and the clamping mechanism 3 is arranged on the bearing platform 2 in an upward direction;

in addition, the expanding and contracting mechanism 23 is not a vertical piece 302 fixed with the toothed plate 305, but a pressing piece used for compacting the stator punching sheet.

The circumferential distribution diameters of a plurality of pressing pieces on the circumference can be adjusted by the expanding and collecting mechanism 23 to adapt to stator punching sheets with different diameters and sizes, the output shaft of the one-stage lifting device 21 is driven to move downwards by the one-stage lifting device 21 to drive the mounting frame 27 to move downwards, the expanding and collecting mechanism 23 is finally driven to move downwards, and the pressing pieces are driven to cooperate with the clamping mechanism 3 on the transfer table 18 to compact the stator punching sheets in the downward movement process of the expanding and collecting mechanism 23.

As a further scheme of the present invention, please refer to fig. 10 and 11, two vertical secondary lifting devices 28 are respectively disposed on two sides of the second sliding rail 17, a lower portion of the secondary lifting device 28 is fixed to the frame body 1, and an installation plate 24 is fixed to an upper portion of the secondary lifting device 28;

the confession has been seted up to mounting panel 24's central authorities expand the round hole that receipts mechanism 23 passed multiunit setting device 25 is installed along the circumference equidistance of round hole in mounting panel 24's upper portion, welding mechanism sets up the lower part of mounting panel 24, and installs the multiunit along the circumference equidistance of round hole.

In the process of compacting the stator punching, the secondary lifting device 28 drives the mounting plate 24 to move downwards, and the shaping device 25 on the secondary lifting device is used for shaping the stator punching from the outer edge of the stator punching at the moment, so that the contact ratio of the stator punching is further improved;

after the stator punching sheets are compacted, the stator punching sheets are subjected to equidistant pulse welding circumferentially from the outer edges of the stator punching sheets through a welding device 26 at the lower part of the mounting plate 24.

As a further scheme of the present invention, referring to fig. 12, the shaping device 25 includes a shaping cylinder fixedly mounted on the mounting plate 24 and pointing to the center of the circular hole, an output end of the shaping cylinder is provided with a shaping piston rod, and an end of the shaping piston rod is rotatably mounted with a guide wheel.

In the process of compacting the stator punching sheets, a plurality of shaping cylinders are used for driving a plurality of shaping piston rods to extend, so that guide wheels at the ends of the shaping piston rods are in rolling fit with the outer walls of the stator punching sheets, the pressed stator punching sheets are positioned from the periphery, and the height of the periphery of each stator punching sheet is kept to be coincident.

As a still further scheme of the present invention, referring to fig. 13, the welding mechanism includes a welding device 26, and in detail, the welding device 26 includes a push rod rotatably installed below the mounting plate 24, a push block connected to the push rod and slidably engaged with the lower surface of the mounting plate 24, and a pulse welding gun 29 installed below the push block and pointing to the center of the circular hole; wherein, one end of the pushing rod is connected with a pushing motor installed on the installation part 24.

As an example, the pushing rod may be a screw rod, and the pushing block is in threaded fit with the pushing rod, and the pushing motor drives the pushing rod to rotate, so that the pushing block can be driven to slide on the lower surface of the mounting member 24, and further the pulse welding gun 29 is driven to continuously approach the circular hole, so as to continuously approach the edge of the stator punching sheet and perform pulse welding on the stator punching sheet.

Note that travel switches are arranged on the transposition assembly, the material taking mechanism, the transferring structure and the pressing mechanism, and the travel switches are communicated with the PLC;

specifically, a first power source 4, a motor 304, a lifting cylinder 10, a first motor 7, a second motor 9, a binding motor 12, a second power source 15, a transfer cylinder 19, a first-stage lifting device 21, a second-stage lifting device 28, a shaping cylinder and a pushing motor are all communicated with the PLC, the first power source 4, the motor 304, the lifting cylinder 10, the first motor 7, the second motor 9, the binding motor 12, the second power source 15, the transfer cylinder 19, the first-stage lifting device 21, the second-stage lifting device 28, the shaping cylinder and the pushing motor form an intelligent system with the PLC, and pulse signals of a single motor or cylinder and pulse signals of the PLC are superposed to form an information element ant colony; the ant colony is an intelligent system which is self-organized through a single pheromone; the mechanical part is driven to move by utilizing the intelligent control of a plurality of self-organizing systems. By means of the mode, the two stator punching sheets with multiple functions can be memorized, and the tail end of the automatic generating system of the tool can be automatically processed.

The purpose of the arrangement is to solidify complex skills into the machine, weaken advanced technicians and enable ordinary people to use the machine to solve the problem of difficulty in labor.

The switching time of tools of different models is changed, the switching time is shortened from the previous 50 minutes to 3 minutes, and the current situation that the more the models are switched, the lower the productivity is improved.

The above embodiments are exemplary rather than limiting, and embodiments of the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof.

Claims

1. The utility model provides an integrative equipment of stator punching pressfitting welding which characterized in that includes: a frame body (1); the transposition assembly is movably arranged on the frame body (1), and is used for driving the stacked unprocessed stator punching sheets to move relative to the frame body (1) along the horizontal direction; the material taking mechanism is movably connected with the top of the frame body (1) and is used for taking out the unprocessed stator punching sheet on the transposition assembly; the transfer structure is arranged on the frame body (1), and is used for receiving unprocessed stator punching sheets taken out of the transposition assembly by the material taking mechanism and conveying the stator punching sheets out along a moving direction perpendicular to the transposition assembly; the pressing mechanism can compact the stator punching sheets sent out by the transfer structure along the height direction of the frame body (1); and the welding mechanism is arranged below the pressing mechanism and is used for carrying out pulse spot welding on the stator punching sheet compacted by the pressing mechanism.

2. The stator punching lamination pressing and welding integrated equipment as claimed in claim 1, wherein the transposition assembly comprises: the bearing platform (2) is fixed on a cage frame, a horizontal moving track is fixed in the frame body (1), and the cage frame is movably arranged on the moving track; the first power source (4) is arranged on one side of the frame body (1) and is connected with the cage frame through a transmission structure; the first power source (4) is used for driving the cage frame and the bearing platform (2) to move along the moving track in a matching way with the transmission structure; the stator punching sheet stacking device comprises a clamping mechanism (3), wherein the clamping mechanism (3) is vertically installed on a bearing platform (2) in a penetrating mode, a through hole for the clamping mechanism (3) to penetrate through is formed in the bearing platform (2), and the clamping mechanism (3) is used for radially shaping stacked stator punching sheets to enable the multiple stator punching sheets to be completely overlapped in the vertical direction.

3. The stator punching press-fit welding integrated equipment as claimed in claim 2, wherein the transmission structure comprises a transmission member (5) rotatably arranged on the frame body (1) along the length direction of the cage frame, one end of the transmission member (5) is connected with the output end of the first power source (4), and a sleeve member matched with the transmission member (5) is fixedly arranged below the cage frame.

4. The stator punching lamination, pressing and welding integrated equipment as claimed in claim 2, wherein the material taking mechanism comprises: the lifting cylinder (10) is movably connected with the upper part of the frame body (1) through a moving assembly; the lifting cylinder is matched with the moving assembly and can horizontally move on the upper part of the frame body (1) along the length direction of the cage frame and the length direction vertical to the cage frame; the lifting plate (11), the lifting plate (11) is fixed with the lower end of the piston rod of the lifting cylinder (10); the grabbing component is arranged below the hanging plate (11) and used for grabbing stator punching sheets stacked orderly in the clamping mechanism (3) and being matched with the moving component to place the stator punching sheets into the transferring structure.

5. The stator punching lamination pressing and welding integrated equipment as claimed in claim 4, wherein the moving assembly comprises: a guide (6), said guide (6) being disposed above said cage (1) and perpendicular to said cage space; the first sliding rail (8) is mounted on the upper edge of the cage frame (1) and arranged along the length direction of the cage frame; the adjusting rail is fixedly arranged on the guide piece (6) and is vertical to the first sliding rail (8) in space; a first moving structure installed at one side of the lifting cylinder (10), the first moving structure being used for driving the lifting cylinder (10) to slide along the adjusting rail; the second moving structure is arranged at the side end of the guide piece (6) and connected with the upper edge of the frame body (1) and is used for driving the guide piece (6) to move along the first sliding rail (8).

6. The stator punching lamination and welding integrated equipment as claimed in claim 5, wherein the grabbing assembly comprises: the number of the sliding blocks (13) is two, and the two groups of the sliding blocks (13) are four, and the two groups of the sliding blocks (13) are respectively arranged on two sides of the hanging plate (11) in a sliding manner; the holding structure is connected with two sliding blocks (13) in the same group, the holding structure is divided into two groups, and the holding structure is used for driving the two sliding blocks (13) in the same group to approach each other and separate from each other; the support arm (14), the said support arm (14) is fixed vertically below the said slide block (13), there are squeezing structures along its length direction on the said support arm (14); the clasping structure comprises a binding motor (12) arranged on one side of a hanging plate (11) and a driving rod connected with the output end of the binding motor (12), and the driving rod is connected with two sliding blocks (13) in the same group; the extrusion structure comprises a second power source (15) fixed on the support arm (14) along the length direction of the support arm (14), and the output end of the second power source (15) is connected with an extrusion part (16) capable of stretching along the support arm (14); the lower end of the support arm (14) is provided with a bulge, and the lower end of the extrusion piece (16) is fixed with a top block matched with the bulge.

7. The stator punching lamination pressing and welding integrated equipment as claimed in claim 5, wherein the transferring structure comprises: the second sliding rail (17) is fixed on the frame body (1) and is spatially vertical to the first sliding rail (8); the transfer table (18) is arranged on the second sliding rail (17) in a sliding manner; the transfer platform (18) is provided with another clamping mechanism (3); the transportation air cylinder (19), the telescopic link of transportation air cylinder (19) output is connected transport platform (18).

8. The stator punching lamination pressing and welding integrated equipment as claimed in any one of claims 1 to 7, wherein the pressing mechanism comprises: the sliding rod (22), the said sliding rod (22) is fixed on the said support body (1);

two fixing plates (20) are arranged up and down, the fixing plate (20) at the upper part is fixed with the top of the sliding rod (22), and the fixing plate (20) at the lower part is vertically arranged on the sliding rod (22) in a sliding manner; the primary lifting device (21), the primary lifting device (21) penetrates through the upper fixing plate (20) and is fixed with the upper fixing plate; a mounting frame (27), wherein the mounting frame (27) is fixed on the fixing plate (20) at the lower part; the output shaft at the lower end of the primary lifting device (21) is connected with the center of the top of the mounting frame (27); the expanding and collecting mechanism (23), and the expanding and collecting mechanism (23) is installed below the installation frame (27).

9. The stator punching lamination pressing and welding integrated equipment as claimed in claim 8, wherein two vertical secondary lifting devices (28) are respectively arranged on two sides of the second sliding rail (17), the lower portions of the secondary lifting devices (28) are fixed with the frame body (1), and mounting plates (24) are fixed on the upper portions of the secondary lifting devices (28); the confession has been seted up to the central authorities of mounting panel (24) expand the round hole that receives mechanism (23) and pass the circumference equidistance along the round hole in the upper portion of mounting panel (24) installs multiunit setting device (25), welding mechanism sets up the lower part of mounting panel (24), and installs the multiunit along the circumference equidistance of round hole.

10. The stator punching press-fit welding integrated equipment as claimed in claim 9, wherein the shaping device (25) comprises a shaping cylinder fixedly mounted on the mounting plate (24) and pointing to the center of the circular hole, a shaping piston rod is arranged at an output end of the shaping cylinder, and a guide wheel is rotatably mounted at an end head of the shaping piston rod; the welding mechanism comprises a welding device (26), the welding device (26) comprises a push rod rotatably mounted below the mounting plate (24), a push block connected with the push rod and in sliding fit with the lower surface of the mounting plate (24), and a pulse welding gun (29) mounted below the push block and pointing to the center of the circular hole; wherein one end of the pushing rod is connected with a pushing motor arranged on the mounting part (24).