CN218310552U - Hairpin line forming device of 2D 3D punching press of bending - Google Patents

Abstract

The utility model discloses a hairpin line forming device for 2D bending and 3D stamping, which relates to the technical field of flat wire motor production devices and comprises a bending bracket, a 2D wire feeding device, a 2D forming device, a 3D wire feeding device and a 3D forming device; compared with the traditional hairpin line forming equipment, the utility model has high production efficiency, high integration level, exquisite structure, smaller occupied position and higher production efficiency; the utility model has the advantages of high flexibility of 2D forming technology and 3D forming stability, and can improve the flexibility requirement, the stability of the product and the bending quality effectively during the bending forming operation of the hairpin line; the 2D forming is folded into a UV shape by a servo bending form, and the UV forming machine is compatible with UV forming of different line types, and meanwhile, the investment of a 2D die is saved.

Description

Hairpin line forming device of 2D 3D punching press of bending

Technical Field

The utility model relates to a flat wire motor apparatus for producing technical field specifically is a hairpin line forming device of 2D 3D punching press of bending.

Background

With the enhancement of environmental protection consciousness, people are advocated by the nation to use new energy automobiles, the new energy automobiles in the current market are mainly driven by electricity, the main power source of the electricity is the motor, and the flat wire motor is the first-choice driving motor of all automobile factories due to good performance and good heat dissipation. The hairpin line is used as an important component in a flat wire motor, so that the hairpin line forming technology is an indispensable technology. At present, because the flat wire motor has various forms and a complex structure, a motor has various flat wire forms, and the traditional bending equipment needs a plurality of bending equipment to complete, thereby greatly increasing the investment of the equipment.

An automatic forming device for a motor hairpin line with the application number of CN2021208077242 is also a device for 2D bending and 3D bending flat copper wires, but the device has the disadvantages of large occupied space, long bending operation path, long time consumption and low bending efficiency; meanwhile, only the bending operation of fixing the line type can be performed in the bending process, and the method cannot be applied to the rapid bending operation of various line types.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hairpin line forming device of 2D 3D punching press of bending to solve the device occupation space that proposes in the above-mentioned background art great, the operation route of bending long, consuming time long, bend inefficiency, the type of bending few scheduling problem of type.

In order to achieve the above object, the utility model provides a following technical scheme: A2D bending 3D stamping hairpin line forming device comprises a bending support arranged on the ground and a bending workbench horizontally arranged at the top of the bending support, wherein a 2D line feeding device, two 2D forming devices, a 3D line feeding device and two 3D forming devices are sequentially arranged on the top surface of the bending workbench from right to left by taking a transverse central line of the bending workbench as an axis; an off-line support and an off-line bin are respectively arranged on the outer sides of the two 3D forming devices; the 2D wire feeding device comprises a longitudinal slide arranged on the top surface of the bending workbench, an electric sliding seat is arranged on the longitudinal slide, and two pneumatic clamping jaws which are vertically upward are arranged on the top surface of the electric sliding seat; the two 2D forming devices are symmetrically arranged with the transverse center line of the bending workbench; the 3D wire feeding device is arranged along the transverse center line of the bending workbench; the two 3D forming devices are symmetrically arranged with the transverse center line of the bending workbench; the bending workbench is respectively provided with an offline support at the outer side of each of the two 3D forming devices; the workstation of bending reaches in two 3D forming device's the outside the line support's left side is provided with a rectangle through-hole respectively the below of rectangle through-hole is provided with to be installed bend the support side the feed bin of inserting the line.

Furthermore, each footing of the bending support is provided with an adjusting footing, four corners of the bending support are provided with auxiliary fixing support legs on the side faces of the bottom side of the bending support, and the auxiliary fixing support legs are provided with elongated bolt holes in the vertical direction to assist in fixing the bending support on the ground.

Preferably, the transverse center line of the longitudinal slide way and the top surface center line of the bending workbench are in the same vertical plane, and one of the two pneumatic clamping jaws and the transverse center line of the longitudinal slide way are aligned with each other when the other pneumatic clamping jaw and the transverse center line of the longitudinal slide way are in the same vertical plane.

Furthermore, the 2D forming device comprises auxiliary bending supports arranged on the top surface of the bending workbench and outside the front end and the rear end of the longitudinal slide way, the top of each auxiliary bending support is a transverse slide way, and pneumatic sliding clamping jaws capable of moving along the axial direction of the transverse slide way are arranged on the opposite inner side surfaces of the auxiliary bending supports; the left side of the auxiliary bending support is provided with a 2D bending support on the bending workbench, the 2D bending support is vertically provided with a servo motor, a positioning disc at the center is arranged above the top end of a shaft lever of the servo motor, four positioning fixing columns are arranged on the positioning disc, and a bending circular ring and a bending column are sleeved on the outer side of the positioning disc.

Furthermore, the 3D wire feeding device comprises a 3D wire feeding support arranged along the transverse center line of the bending workbench, a transverse mounting frame is arranged at the top of the 3D wire feeding support, transverse 3D wire feeding slideways are respectively arranged on the front vertical side face and the rear vertical side face of the transverse mounting frame, and a pneumatic 3D wire feeding clamping jaw is arranged on the 3D wire feeding slideways.

Furthermore, the 3D forming device comprises a C-shaped stamping support arranged on the top surface of the bending workbench, an electric stamping cylinder is vertically arranged at the top of the stamping support, and replaceable stamping dies are respectively arranged at the tail end of a shaft rod of the electric stamping cylinder and on a bottom support of the stamping support.

Furthermore, the lower line support is an inverted L-shaped support, a horizontal part at the top of the lower line support extends to the left side, a lower line longitudinal slide way is arranged below the lower line support, and a pneumatic lower line clamping jaw which can move along the axial direction of the lower line longitudinal slide way, extends downwards and extends downwards is arranged below the lower line longitudinal slide way.

Furthermore, the feed bin that rolls off production line includes the feed bin base that inclines setting down from the upper right side left, be close to both ends on the top surface of feed bin base and be provided with three rather than vertically feed bin support column respectively, high both sides are low in the middle of the three feed bin support column with one side, two relative feed bin support column supports be fixed with the support horizontal pole that the feed bin base is parallel, high both sides are low in the middle of the three support horizontal pole.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model has high integration level and exquisite structure, and compared with the traditional hairpin line forming device, the utility model has smaller occupied position and higher production efficiency;

2. the utility model has the 2D forming high flexibility technology and 3D forming stability, improves the flexibility requirement during the bending forming operation of the hair clip line, improves the stability of the product, and effectively ensures the bending quality;

3. the 2D forming of the utility model is folded into UV shape by servo bending form, thus being compatible with UV forming of different line types by controlling the rotation angle and feeding length of servo rotation;

4. 2D shaping and removable 3D forming die's cooperative use for the line type kind of bending is more, for traditional mould shaping needs many pairs of mould shaping operation, the utility model discloses only need a 2D shaping can, saved the input of 2D mould.

Drawings

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

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a front view of FIG. 2;

FIG. 4 is a right side view of FIG. 3;

FIG. 5 is a left side view of FIG. 3;

FIG. 6 is a schematic view of a 3D forming apparatus;

FIG. 7 is a schematic view of a 2D forming apparatus;

description of the drawings: the bending machine comprises a bending support-1, a bending workbench-11, an adjusting foot-12, an auxiliary fixing support foot-13, a rectangular through hole-14, a 2D wire feeding device-2, a longitudinal slide-21, an electric sliding seat-22, a pneumatic clamping jaw-23, a 2D forming device-3, an auxiliary bending support-31, a pneumatic sliding clamping jaw-32, a 2D bending support-33, a servo motor-34, a positioning disc-35, a bending ring-36, a positioning fixing column-37, a bending column-38, a 3D wire feeding device-4, a 3D wire feeding support-41, a 3D wire feeding slide-42, a 3D wire feeding clamping jaw-43, a 3D forming device-5, a stamping support-51, an electric stamping cylinder-52, a stamping die-53, a wire inserting support-6, a wire inserting longitudinal slide-61, a pneumatic wire inserting clamping jaw-62, a wire inserting device-7, a bin base-71, a bin-72 and a supporting cross rod-73.

Detailed Description

In order to make those skilled in the art better understand the technical solutions of the present invention, the technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the accompanying drawings and the specific embodiments.

Referring to fig. 1-7, fig. 1 is a schematic axial view of the present invention; FIG. 2 is a schematic structural view of the present invention; FIG. 3 is a front view of FIG. 2; FIG. 4 is a right side view of FIG. 3; FIG. 5 is a left side view of FIG. 3; FIG. 6 is a schematic view of a 3D forming apparatus; fig. 7 is a schematic view of a 2D molding apparatus.

The utility model provides a hairpin line forming device of 2D bending 3D punching press for carry out the shaping with the flat copper line of flat wire motor stator and use, including setting up bending support 1 on the ground, the top level of bending support 1 is provided with bending workstation 11, along its horizontal central line from the right side to left side set gradually 2D send traditional thread binding putting 2, two with the horizontal central line symmetry of bending workstation 11 top surface is used for bending linear type flat copper line into the 2D forming device 3 that UV type used, 3D send traditional thread binding putting 4, two with the horizontal central line symmetry setting of bending workstation 11 top surface is used for carrying out the 3D punching press with the UV type flat copper line of shaping and uses to next technology device with the UV type flat copper line of bending shaping; in addition, a lower wire support 6 and a lower wire bin 7 are respectively arranged on the outer sides of the two 3D forming devices 5 and used for lower wire and storage of the punched and formed 3D hairpin-shaped flat copper wire.

Each bottom foot of the bending bracket 1 is provided with an adjusting bottom foot 12 respectively for adjusting the bending bracket 1 to be in a horizontal state, so that the bending process is ensured to be smoothly carried out; in addition, the four corners of the bending support 1 are provided with auxiliary fixing support legs 13 arranged on the side surfaces of the bottom edges of the bending support 1, and the auxiliary fixing support legs 13 are provided with strip-shaped bolt holes in the vertical direction, so that the bending support 1 can be fixed on the ground in an auxiliary mode.

2D send traditional thread binding putting 2 to be in including setting up the longitudinal slide 21 that sets up on the top surface of workstation 11 bends, just the transverse center line of longitudinal slide 21 with the top surface central line of workstation 11 bends is in same vertical plane, be provided with the electric sliding seat 22 that can follow its axial displacement on the longitudinal slide 21, be provided with two vertical ascending pneumatic clamping jaw 23 on the top surface of electric sliding seat 22, linear type flat copper line can be held alone to every pneumatic clamping jaw 23 for it cuts the linear type flat copper line that the device has cut completion and transport to receive previous flat copper line.

When using, through the removal of electric sliding seat 22 for one of them pneumatic clamping jaw 23 is located bend workstation 11's horizontal central line department, receive the linear type flat copper line that preceding flat copper line cut-off device has cut the completion and carried simultaneously, pneumatic clamping jaw 23 is fixed the back with linear type flat copper line centre gripping, through electric sliding seat 22's drive drives the pneumatic clamping jaw 23 of centre gripping linear type flat copper line and moves to the outside, stops when it moves to the 2D forming device 3 corresponding position with corresponding side to send linear type flat copper line to 2D forming device 3, another pneumatic clamping jaw 23 moves simultaneously extremely bend workstation 11's horizontal central line department, and receive next linear type flat copper line, the pneumatic clamping jaw 23 of centre gripping linear type flat copper line before simultaneously accomplishes the pay-off, and later electric sliding seat 22 starts to move to the opposite side, drives pneumatic clamping jaw 23 of linear type flat copper line and moves to another 2D forming device 3, accomplishes the pay-off operation of linear type flat copper line then, and the operation is accomplished to the sending of linear type flat copper line is accomplished in this way repeatedly.

The two 2D forming devices 3 are symmetrically arranged with the transverse central line of the bending workbench 11 and respectively comprise auxiliary bending brackets 31 which are arranged on the outer sides of the front end and the rear end of the longitudinal slide 21 and close to the right side on the top surface of the bending workbench 11, the tops of the auxiliary bending brackets 31 are transverse slides, pneumatic sliding clamping jaws 32 capable of moving along the axial direction of the transverse slides are arranged on the inner side surfaces of the transverse slides, and the pneumatic sliding clamping jaws 32 can directly receive linear flat copper wires fed by the pneumatic clamping jaws 23; a 2D bending bracket 33 is arranged on the bending workbench 11 on the left side of the auxiliary bending bracket 31, a servo motor 34 is vertically arranged on the 2D bending bracket 33, a positioning disc 35 at the center and a bending ring 36 sleeved outside the positioning disc 35 are arranged above the top end of a shaft rod of the servo motor 34, four positioning fixing columns 37 are arranged on the top surface of the positioning disc 35 by taking the circle center of the positioning disc as a shaft ring shape and are used for assisting in fixing the flat copper wire in the bending process, a bending column 38 is arranged on the bending disc 36, and when the flat copper wire is bent, the bending column 38 is driven by the bending ring 36 to rotate and completes the 2D bending operation of the flat copper wire by cooperating with the positioning fixing columns 37, so that the linear flat copper wire is bent into a 2D UV shape; the bent 2D UV molded lines are transferred to the 3D forming device 5 by the left 3D transfer device 4, and are subjected to a press work.

When 2D bending is carried out, the pneumatic sliding clamping jaw 32 and the servo motor 34 cooperate to complete bending operation, according to the shape to be bent, the pneumatic sliding clamping jaw 32 clamps the flat copper wire and conveys the flat copper wire forward in a segmented mode, the pneumatic sliding clamping jaw is suspended after conveying a first segment, meanwhile, the servo motor drives the bending column 38 to complete bending and restore to an initial position, then the pneumatic sliding clamping jaw 32 carries out second segment conveying and suspends, then the servo motor 34 continues to bend, and bending operation is completed continuously; during 2D forming, the UV forming machine is folded into a UV shape by means of servo bending, so that the UV forming machine can be compatible with different linear types of UV forming by controlling the rotation angle and the feeding length of servo rotation.

3D send traditional thread binding putting 4 to include the edge the 3D that the horizontal central line department of workstation 11 of bending set up sends traditional thread binding putting 41, 3D send the top of traditional thread binding putting 41 to be provided with horizontal mounting bracket and be provided with horizontal 3D respectively on two vertical sides around it and send traditional thread binding slide 42, 3D send to be provided with pneumatic 3D on the traditional thread binding slide 42 and send traditional thread binding claw 43, pneumatic 3D send traditional thread binding claw 43 to remove to the rightmost end and press from both sides the UV molded lines of getting the fashioned 2D of bending, carry 3D forming device 5 to the left side after pressing from both sides it tightly, carry out the stamping forming operation with 2D's UV molded lines.

The two 3D forming devices 5 are symmetrically arranged around a transverse center line of the bending workbench 11, and each of the two 3D forming devices includes a C-shaped stamping support 51 arranged on the top surface of the bending workbench 11, an electric stamping cylinder 52 is vertically arranged at the top of the stamping support 51, and a replaceable stamping die 53 is respectively arranged at the end of a shaft rod of the electric stamping cylinder 52 and on a bottom support of the stamping support 51; when performing the punching operation, the corresponding punching mold 53 is replaced according to the shape to be punched, after the replacement is completed, the 3D wire feeding device 4 feeds the molded 2D UV molded wire to the punching mold 53, and then the electric punching cylinder 52 is started to complete the punching operation.

The bending workbench 11 is provided with a lower line support 6 at the outer side of each of the two 3D forming devices, the lower line support 6 is an inverted L-shaped support, the horizontal part at the top of the lower line support extends out to the left side, and a lower line longitudinal slide way 61 is arranged below the upper line longitudinal slide way 61, a pneumatic lower line clamping jaw 62 which can move along the axial direction of the lower line longitudinal slide way and extends out downwards is arranged below the lower line longitudinal slide way 61, and the pneumatic lower line clamping jaw 62 can also move downwards; when the lower line, pneumatic lower line clamping jaw 62 is followed lower line longitudinal slide 61 moves to the inboard, moves to the back control that targets in place and moves down to after holding the hairpin line that the punching press was accomplished, move up, later follow lower line longitudinal slide 61 moves to the outside, when moving to lower line feed bin 7 department, loosens pneumatic lower line clamping jaw 62, and the hairpin line falls to under the line feed bin 7 in automatically.

Bending workbench 11 reaches in two 3D forming device's the outside the line support 6's the left side of rolling off the production line is provided with a rectangle through-hole 14 respectively rectangle through-hole 14's below is provided with installs the feed bin 7 of rolling off the production line of 1 side of support of bending for the hairpin line of the 3D type that will punch forming keeps in, feed bin 7 includes the feed bin base 71 that inclines to the left from the upper right, it is provided with three rather than vertically feed bin support column 72 respectively to be close to the both ends on feed bin base 71's the top surface, and the high both sides in the middle of three feed bin support column 72 with one side are low, thereby can support be fixed with the parallel three support horizontal pole 73 of feed bin base 71 to the high both sides are low in the middle of three support horizontal pole 73 is used for the storage to send out the double-layered line, thereby guarantees going on smoothly of the operation of bending.

The utility model has high integration level and exquisite structure, and compared with the traditional hairpin line forming device, the utility model has smaller occupied position and higher production efficiency; the utility model has the 2D forming high flexibility technology and the 3D forming stability, thereby improving the flexibility requirement and the product stability during the bending forming operation of the hairpin line and effectively ensuring the bending quality; the 2D forming of the utility model is folded into UV shape by servo bending form, thus being compatible with UV forming of different line types by controlling the rotation angle and feeding length of servo rotation; 2D shaping and removable 3D forming die's use in coordination for the line type kind of bending is more, for traditional mould shaping needs many pairs of mould shaping operation, the utility model discloses only need a 2D shaping can, saved the input of 2D mould.

While embodiments of the invention have been illustrated and described, it is to be understood that the embodiments described are only some of the embodiments of the invention and not all of them. Based on the embodiments of the present invention, it can be understood to those skilled in the art that all other embodiments obtained by making various changes, modifications, substitutions and variations to the embodiments without any creative work without departing from the principles and spirit of the present invention belong to the protection scope of the present invention.

Claims (8)

1. The utility model provides a hairpin line forming device of 3D punching press is bent to 2D which characterized in that: the wire bending device comprises a bending support (1) arranged on the ground and a bending workbench (11) horizontally arranged at the top of the bending support, wherein a 2D wire feeding device (2), two 2D forming devices (3), a 3D wire feeding device (4) and two 3D forming devices (5) are sequentially arranged on the top surface of the bending workbench (11) from right to left by taking a transverse central line of the bending workbench as an axis; the outer sides of the two 3D forming devices (5) are respectively provided with an offline support (6) and an offline stock bin (7); the 2D wire feeding device (2) comprises a longitudinal slide way (21) arranged on the top surface of the bending workbench (11), an electric sliding seat (22) is arranged on the longitudinal slide way, and two vertically upward pneumatic clamping jaws (23) are arranged on the top surface of the electric sliding seat (22); the two 2D forming devices (3) are symmetrically arranged along the transverse central line of the bending workbench (11); the 3D wire feeding device (4) is arranged along the transverse center line of the bending workbench (11); the two 3D forming devices (5) are symmetrically arranged along the transverse center line of the bending workbench (11); the bending workbench (11) is respectively provided with an off-line support (6) at the outer side of the two 3D forming devices; the bending workbench (11) is arranged on the outer sides of the two 3D forming devices and the left side of the offline support (6) is provided with a rectangular through hole (14) respectively, and an offline stock bin (7) arranged on the side surface of the bending support (1) is arranged below the rectangular through hole (14).

2. A 2D bent 3D stamped hairpin line forming device as claimed in claim 1, wherein: each footing of the bending support (1) is provided with an adjusting footing (12), four corners of the bending support (1) are located on the side face of the bottom side of the bending support (1) and are provided with auxiliary fixing support legs (13), the auxiliary fixing support legs (13) are provided with elongated bolt holes in the vertical direction, and the bending support (1) is fixed on the ground in an auxiliary mode.

3. The 2D bent 3D stamped hairpin line forming device of claim 2 wherein: the transverse center line of the longitudinal slide way (21) and the top surface center line of the bending workbench (11) are in the same vertical plane, and one of the two pneumatic clamping jaws (23) and the transverse center line of the longitudinal slide way (21) are aligned with the other pneumatic clamping jaw in the same vertical plane with the 2D forming device (3).

4. The 2D bent 3D stamped hairpin line forming device of claim 3 wherein: the 2D forming device (3) comprises auxiliary bending supports (31) which are arranged on the top surface of the bending workbench (11) and on the outer sides of the front end and the rear end of the longitudinal slide way (21), the top of each auxiliary bending support (31) is a transverse slide way, and pneumatic sliding clamping jaws (32) which can move along the axial direction of the transverse slide way are arranged on the opposite inner side surfaces of the auxiliary bending supports; the left side of the auxiliary bending support (31) is provided with a 2D bending support (33) on the bending workbench (11), a servo motor (34) is vertically arranged on the 2D bending support (33), a positioning disc (35) at the center is arranged above the top end of a shaft rod of the servo motor (34) and four positioning fixing columns (37) are arranged on the positioning disc, and a bending circular ring (36) and a bending column (38) are sleeved on the outer side of the positioning disc (35).

5. The 2D bent 3D stamped hairpin line forming device of claim 4 wherein: 3D send traditional thread binding putting (4) to include and follow 3D that bending work platform (11) horizontal central line department set up send traditional thread binding putting (41), the top that 3D sent traditional thread binding putting (41) is provided with horizontal mounting bracket and is provided with horizontal 3D respectively on its front and back two vertical sides and send traditional thread binding slide (42), it send traditional thread binding jaw (43) to be provided with pneumatic 3D on the 3D send traditional thread binding slide (42).

6. The 2D bent 3D stamped hairpin line forming device of claim 5 wherein: the 3D forming device (5) comprises a C-shaped stamping support (51) arranged on the top surface of the bending workbench (11), an electric stamping cylinder (52) is vertically arranged at the top of the stamping support (51), and replaceable stamping dies (53) are respectively arranged on the tail end of a shaft rod of the electric stamping cylinder (52) and a bottom support of the stamping support (51).

7. A2D bent 3D stamped hairpin line forming device as claimed in claim 6, wherein: the lower line support (6) is an inverted L-shaped support, the top horizontal part of the lower line support extends to the left side, a lower line longitudinal slide way (61) is arranged below the lower line support, and a pneumatic lower line clamping jaw (62) which can move along the axial direction of the lower line longitudinal slide way and extends downwards and can extend downwards is arranged below the lower line longitudinal slide way (61).

8. A2D bent 3D stamped hairpin line forming device as claimed in claim 7, wherein: the off-line bin (7) comprises a bin base (71) which is inclined downwards from the upper right to the left, three bin support columns (72) vertical to the bin base are arranged on the top surface of the bin base (71) close to two ends of the bin base respectively, the middle of the three bin support columns (72) on the same side is high, two opposite bin support columns (72) are fixedly supported by support cross rods (73) parallel to the bin base (71), and the middle of the three support cross rods (73) is high, and two sides of the three support cross rods are low.

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