CN115780609B

CN115780609B - Flanging device and process for stamping operation of automobile parts

Info

Publication number: CN115780609B
Application number: CN202211377387.3A
Authority: CN
Inventors: 富钟; 富彦博; 黄磊; 赵正奎; 赵利
Original assignee: Jilin Shixin Stamping Co ltd
Current assignee: Jilin Shixin Stamping Co ltd
Priority date: 2022-11-04
Filing date: 2022-11-04
Publication date: 2023-06-13
Anticipated expiration: 2042-11-04
Also published as: CN115780609A

Abstract

The invention discloses a flanging device and a flanging process for stamping operation of automobile parts, and relates to the technical field of flanging processing and forming equipment for automobile parts. The flanging device for the stamping operation of the automobile parts comprises a base, wherein a processing seat is arranged on the upper portion of the base, a door-shaped frame is fixedly connected to the upper end face of the base, a flanging mechanism is fixedly connected to the lower end face of a transverse section of the door-shaped frame and is positioned right above the processing seat through an electric telescopic rod, the flanging mechanism comprises a mounting seat, a column seat and a flanging plate, an annular ring is rotatably arranged outside the column seat, a plurality of limiting columns corresponding to the L-shaped rod are uniformly and fixedly connected to the circumferential direction of the upper end face of the annular ring, the upper end of the limiting column is abutted to the lower portion of the L-shaped rod, and a conical column head is fixedly connected to the lower end face of the column seat through a jacking column.

Description

Flanging device and process for stamping operation of automobile parts

Technical Field

The invention relates to the technical field of automobile fitting flanging processing and forming equipment, in particular to a flanging device and process for automobile fitting stamping operation.

Background

The automobile parts are various units forming the whole automobile and a product serving the automobile, the automobile parts are various, the automobile parts are made of plates, flanging processing is needed when parts made of the plates are processed, the flanging process is a stamping processing method for flanging the hole edges or the outer edges on the plates into whole edges by utilizing a die, three-dimensional parts with special space shapes and good rigidity can be processed by utilizing new edges, parts assembled by other parts can be manufactured on stamping parts, plastic flow of materials can be improved by utilizing flanging when the large parts are stamped, cracking or wrinkling is avoided, and the typical bending flanging processing is V-shaped bending, U-shaped bending and L-shaped bending.

The traditional processing equipment can process and shape parts by bending step by step for a plurality of times when processing U-shaped bending and flanging parts, so that the processing procedures are increased, the production efficiency of the parts is reduced, and the processing mode of multi-step flanging is easy to rebound in the processing process, thereby reducing the molding precision of the parts.

In addition, after U-shaped flanging machine shaping, the work piece after the shaping often presss from both sides easily and is difficult to take off on the mould, often needs manual removal, very big drags slow production efficiency.

Disclosure of Invention

The technical problems to be solved are as follows: the flanging device and the flanging process for the stamping operation of the automobile parts can solve the problems pointed out in the background technology.

The technical scheme is as follows: in order to achieve the above purpose, the technical scheme is adopted by the invention, the flanging device for the stamping operation of the automobile accessories comprises a base, a processing seat is arranged at the upper part of the base, a door-shaped frame is fixedly connected to the upper end face of the base, a flanging mechanism is fixedly connected to the lower end face of the transverse section of the door-shaped frame and is positioned right above the processing seat through an electric telescopic rod, the flanging mechanism comprises a mounting seat, a column seat and a flanging plate, the mounting seat is fixedly connected to the lower end of the electric telescopic rod, a plurality of L-shaped rods are uniformly and fixedly connected to the lower end face of the mounting seat along the circumferential direction, a plurality of mounting grooves corresponding to the L-shaped rods are uniformly formed in the circumferential outer wall of the column seat, a support rod is fixedly connected to the lower end face of an inner cavity of the mounting groove in a sliding mode, the lower end face of the L-shaped rod is hinged with a flanging plate through lugs, a vertical groove is formed in one side of the flanging plate far away from a top column, a sliding groove is formed in the opposite side of the vertical groove, a plurality of L-shaped rods are uniformly connected to the lower end face of the column seat along the circumferential direction, a plurality of L-shaped rods are uniformly arranged on the circumferential outer wall of the column seat, a plurality of L-shaped rods are fixedly connected to the upper end face of the L-shaped rods are correspondingly arranged on the upper end face of the annular rod, and the annular end of the annular rod is fixedly connected to the upper end of the annular rod is in the annular seat is in a sliding seat, and fixedly connected to the upper end of the annular seat corresponds to the upper end of the annular seat.

Further, processing seat portion includes the slide, four spouts have evenly been seted up around its central circumference to the base up end, and the inside equal sliding connection of every spout has the slide, fixedly connected with top spring between slide and the spout, slide up end fixedly connected with rectangular plate, four the turn-ups logical groove has been offered jointly to the up end concatenation department of rectangular plate, one side fixedly connected with trapezoidal plate that the slide is close to the turn-ups logical groove, base up end just is located the turn-ups logical groove fixedly connected with electric telescopic column under, electric telescopic column upper end is used for with trapezoidal plate complex clamping ring through link fixedly connected with, and the clamping ring outside is contacted with trapezoidal plate inclined plane.

Further, the annular groove is formed in the outer portion of the column base, the annular ring is slidably connected inside the annular groove, a limit spring is fixedly connected between the annular ring and the annular groove, a cylinder is symmetrically and fixedly connected to the outer portion of the annular ring, a ring barrel outside the column base is sleeved on the lower end face of the transverse section of the door-shaped frame through a vertical rod fixedly connected to the lower end face of the door-shaped frame, and two wedge-shaped blocks used for driving the annular ring to rotate in a matched mode with the cylinder are rotationally and fixedly connected to the inner wall of the ring barrel.

Further, the inside scarf joint fixedly connected with upper portion open-ended smooth box of rectangular plate up end, the inside sliding connection of smooth box has the guide pole, and fixedly connected with top moves the spring between guide pole and the smooth box, and guide pole upper portion section is from supreme one side slope that keeps away from the turn-ups logical groove axis gradually down.

Further, the longitudinal section of the flanging through groove is in a semicircular arc shape.

Further, the sliding groove gradually inclines from bottom to top to one side close to the axis of the top column.

Further, a reset spring is fixedly connected between the transverse section of the L-shaped rod and the mounting groove.

A flanging process for stamping operation of an automobile part is completed by adopting a flanging device for stamping operation of the automobile part, and comprises the following steps: s1: firstly, placing the blank into a processing seat for clamping and limiting.

S2: then the electric telescopic rod is controlled to extend to drive the flanging mechanism to descend and gradually penetrate into the flanging through groove in the processing seat, the flanging mechanism descends to be abutted against the middle position of the blank in the S1 and applies pressure to the blank downwards, so that the blank extends along the flanging through groove, and the stamping flanging of the accessory can be completed.

The beneficial effects are that: (1) Through the cooperation of turn-ups mechanism and turn-ups logical groove, the toper column cap enters into the turn-ups at first and leads to the groove with the blank roof pressure and take place deformation and make its laminating in turn-ups logical groove's upper half surface, then utilize branch, slide column and the combination of sliding groove to drive the turn-ups board outwards remove to expand, and then extrude the blank laminating on the lower half surface of turn-ups logical groove to can be with the disposable turn-ups shaping of blank, optimize machining procedure, improved machining efficiency, and the condition that the rebound appears in the disposable machining shaping can also avoid the blank turn-ups in-process has improved shaping precision.

(2) The rectangular plate is driven to move away from each other through the combination of the pressing ring and the mutual extrusion of the inclined planes of the trapezoid plates, so that the workpiece can be conveniently taken down after the flanging forming is finished, and the situation that the workpiece clamp is difficult to take down on the die is avoided.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention.

Fig. 2 is a schematic view of the installation structure of the flanging mechanism.

FIG. 3 is a schematic cross-sectional view of the inventive cylinder (with portions of the flanging plate hidden).

FIG. 4 is a schematic cross-sectional view of the flanging mechanism of the present invention.

Fig. 5 is an enlarged schematic view of the structure of the portion a in fig. 4 according to the present invention.

FIG. 6 is a schematic diagram of the split structure of the strut and the sliding groove of the present invention.

Fig. 7 is a schematic view of a mounting structure of a processing seat according to the present invention.

FIG. 8 is a schematic view of a skateboard mounting structure of the present invention.

Fig. 9 is a schematic view showing a change in shape of a processing object according to the present invention from blank to molding.

In the figure: 1. a base station; 2. machining the seat part; 21. a slide plate; 22. a rectangular plate; 23. flanging and passing through the groove; 24. a trapezoidal plate; 25. an electric telescopic column; 26. a compression ring; 3. a door-shaped frame; 4. an electric telescopic rod; 5. a flanging mechanism; 51. a mounting base; 52. a column base; 53. a flanging plate; 54. an L-shaped rod; 55. a mounting groove; 56. a support rod; 57. a slip groove; 58. a fixed rod; 59. a spool; 510. an annular ring; 511. a limit column; 512. a top column; 513. conical column head; 6. a cylinder; 7. a ring barrel; 8. wedge blocks; 9. a material guide rod; 10. and a return spring.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1, the present invention provides a technical solution: the utility model provides an auto-parts punching press flanging device for operation, includes base 1, and processing seat 2 is installed on base 1 upper portion, and base 1 up end fixedly connected with door-type frame 3, door-type frame 3 transverse section lower extreme face just is located directly over processing seat 2 through electric telescopic handle 4 fixedly connected with flanging mechanism 5.

Referring to fig. 7 and 8, in this embodiment, the processing seat 2 includes a sliding plate 21, four sliding grooves are uniformly formed on an upper end surface of the base 1 around a central portion thereof in a circumferential direction, each sliding groove is internally and slidably connected with the sliding plate 21, a top spring is fixedly connected between the sliding plate 21 and the sliding groove, the upper end surface of the sliding plate 21 is fixedly connected with a rectangular plate 22, a flanging through groove 23 is commonly formed at a splicing position of the upper end surfaces of the four rectangular plates 22, the longitudinal section of the flanging through groove 23 is semicircular, a trapezoid plate 24 is fixedly connected to one side of the sliding plate 21, which is close to the flanging through groove 23, an electric telescopic column 25 is fixedly connected to the upper end surface of the base 1 and is located under the flanging through groove 23, a compression ring 26 matched with the trapezoid plate 24 is fixedly connected to the upper end of the electric telescopic column 25 through a connecting frame, the outer part of the compression ring 26 contacts with the inclined surface of the trapezoid plate 24, a slide box with an upper opening is fixedly connected with a slide box in a caulking manner, a guide rod 9 is slidably connected inside the slide box, and a top moving spring is fixedly connected between the guide rod 9 and the slide box, and the slide box is inclined from the upper section of the guide rod 9 gradually from bottom to one side far away from the flanging through groove 23.

The guide rod 9 with the upper section in an inclined state plays a role in guiding when the workpiece blank is placed on the upper part of the rectangular plate 22, so that the workpiece blank is placed and self-centering is facilitated.

Referring to fig. 2, 3, 4, 5 and 6, in this embodiment, the flanging mechanism 5 includes a mounting seat 51, a column seat 52 and a flanging plate 53, the mounting seat 51 is fixedly connected to the lower end of the electric telescopic rod 4, a plurality of L-shaped rods 54 are uniformly and fixedly connected to the lower end surface of the mounting seat 51 along the circumferential direction, a plurality of mounting grooves 55 corresponding to the L-shaped rods 54 are uniformly provided on the circumferential outer wall of the column seat 52, the transverse section of the L-shaped rods 54 is slidably disposed in the mounting grooves 55, a reset spring 10 is fixedly connected between the transverse section of the L-shaped rods 54 and the mounting grooves 55, a strut 56 is fixedly connected to the lower end surface of a section of the L-shaped rods 54 located in the inner cavity of the mounting grooves 55, the flanging plate 53 is hinged to the lower end of the strut 56 through lugs, a vertical groove is provided on one side of the flanging plate 53 away from the top column 512, a sliding groove 57 is provided on the opposite side of the vertical groove, the sliding groove 57 is gradually inclined from bottom to one side close to the axis of the top column 512, the lower end face of the column seat 52 is fixedly connected with a fixing rod 58 above the flanging plate 53, the front parts of the fixing rods 58 are fixedly connected with sliding columns 59 which are arranged in the sliding grooves 57 in a sliding manner, annular rings 510 are arranged outside the column seat 52 in a rotating manner, annular grooves are formed outside the column seat 52, the annular rings 510 are in sliding connection in the annular grooves, limit springs are fixedly connected between the annular rings 510 and the annular grooves together, the outer parts of the annular rings 510 are symmetrically and fixedly connected with cylinders 6, the lower end face of a transverse section of the door-shaped frame 3 is fixedly connected with a ring barrel 7 sleeved outside the column seat 52 through vertical rods, the inner wall of the ring barrel 7 is rotationally and fixedly connected with two wedge-shaped blocks 8 which are used for driving the annular rings 510 to rotate in a matched manner, a plurality of limit columns 511 corresponding to the L-shaped rods 54 are uniformly and fixedly connected with the upper end faces of the annular rings 510 in the circumferential direction, the upper ends of the limit columns 511 are abutted against the lower parts of the L-shaped rods 54, the lower end surface of the column base 52 is fixedly connected with a conical column head 513 through a top column 512.

The blank shape of the workpiece is shown as a in fig. 9, the flanging mechanism 5 is driven to descend by controlling the extension of the electric telescopic rod 4, the initial position of the flanging plate 53 is in a vertical state, the electric telescopic rod 4 drives the mounting seat 51 to descend, the mounting seat 51 drives the column seat 52 to descend through the L-shaped rod 54, the column seat 52 drives the conical column head 513 to descend, the conical column head 513 firstly contacts the surface of the workpiece blank and presses the blank downwards, the pressed blank gradually and downwards sinks into the flanging groove, the blank is pressed and deformed to be attached along the upper arc-shaped surface of the flanging through groove 23, then the flanging plate 53 continues to descend, the blank is extruded to be further attached on the upper surface wall of the flanging through groove 23, and the shape of the workpiece is shown as b in fig. 9.

When the column seat 52 drives the annular ring 510 to move downwards until the column 6 collides with the inclined surface of the wedge block 8, the annular ring 510 is driven to rotate by the extrusion of the inclined surface of the wedge block 8 and the column 6, the annular ring 510 drives the limit column 511 to move and stagger from the transverse section of the L-shaped rod 54, at the moment, the conical column head 513 collides with the connecting frame to stop moving downwards, then the mounting seat 51 continues to drive the L-shaped rod 54 to move downwards, the L-shaped rod 54 then pushes the supporting rod 56 downwards, the supporting rod 56 pushes the flanging plate 53 downwards through the lugs, and the sliding groove 57 in the flanging plate 53 is in an inclined state, so that the flanging plate 53 rotates around the sliding column 59 and expands outwards in a petal shape, the flanging plate 53 is extruded and bent half in the flanging through groove 23, the lower half of the flanging plate is gradually attached to the lower half arc surface of the flanging through groove 23 by the extrusion deformation of the flanging plate 53, the flanging plate 53 is completely bent in the middle of the flanging through groove 23, the flanging plate is also completely bent in the U-shaped through groove 23, the rebound forming process can be avoided, the machining precision of the workpiece can be improved, and the machining precision can be improved, as shown in the figure, the U-shaped workpiece can be finished, the machining precision can be finished in one-step, the situation of forming the flanging can be finished, and the workpiece can be finished in a finished, and the machining precision can be finished, and the workpiece can be finished in a finished by one-step, and the machining the workpiece can be shaped and the workpiece in a finished by the forming and the shape after the forming and the workpiece, and the workpiece can be shaped and the machining and the workpiece.

After the flanging is finished, the electric telescopic rod 4 is controlled to drive the flanging mechanism 5 to ascend, when the flanging mechanism 5 ascends to move out of the flanging through groove 23, the electric telescopic column 25 is started to drive the connecting frame to descend, the connecting frame drives the pressing ring 26 to descend and squeeze the trapezoid plate 24, the trapezoid plate 24 moves towards the direction away from the electric telescopic column 25, the trapezoid plate 24 then drives the sliding plate 21 to move, the sliding plate 21 drives the rectangular plate 22 to move away from each other, and therefore workpieces clamped on the rectangular plate 22 after forming are separated, and then the formed workpieces can be taken down.

In addition, the invention also provides a flanging process for the stamping operation of the automobile parts, which comprises the following steps of: s1: firstly, the blank is placed in the processing seat part 2, and the blank is placed on the upper part of the rectangular plate 22 in a self-centering way by utilizing the guide rod 9 with the upper section in an inclined state for clamping and limiting.

S2: then the electric telescopic rod 4 is controlled to stretch to drive the flanging mechanism 5 to descend and gradually penetrate into the flanging through groove 23 in the processing seat part 2, the flanging mechanism 5 descends to prop against the middle part of the blank in the S1 and downwards applies pressure to the blank, so that the blank deforms and extends along the flanging through groove 23, the conical column head 513 firstly props against the blank and extrudes the middle part of the blank to downwards concave, the middle part of the blank is bent to be attached to the surface of the upper half part of the flanging through groove 23, then the flanging plate 53 moves to be unfolded, and the propped blank is attached to the lower half part of the flanging through groove 23, so that the stamping flanging of the accessory can be completed.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an auto-parts punching press flanging device for operation, includes base (1), its characterized in that: the upper part of the base station (1) is provided with a processing seat part (2), the upper end surface of the base station (1) is fixedly connected with a door-shaped frame (3), and a flanging mechanism (5) is fixedly connected to the lower end surface of the transverse section of the door-shaped frame (3) and is positioned right above the processing seat part (2) through an electric telescopic rod (4);

the flanging mechanism (5) comprises a mounting seat (51), a column seat (52) and a flanging plate (53), wherein the mounting seat (51) is fixedly connected with the lower end of an electric telescopic rod (4), a plurality of L-shaped rods (54) are uniformly and fixedly connected to the lower end surface of the mounting seat (51) along the circumferential direction, a plurality of mounting grooves (55) corresponding to the L-shaped rods (54) are uniformly formed in the circumferential outer wall of the column seat (52), the transverse sections of the L-shaped rods (54) are slidably arranged in the mounting grooves (55), a supporting rod (56) is fixedly connected to the lower end surface of one section of the L-shaped rods (54) positioned in the inner cavity of the mounting groove (55), a flanging plate (53) is hinged to the lower end of the supporting rod (56) through lugs, a vertical groove is formed in one side, opposite to the vertical groove, a sliding groove (57) is formed in one side, opposite to the vertical groove, of the lower end surface of the column seat (52), a plurality of fixing rods (58) are fixedly connected to the upper end surface of the flanging plate (53), the fixing rods (58), the front portions of the fixing rods (58) are slidably connected to the annular sliding rings (510) and the annular sliding rings (510) are arranged on the inner surfaces of the corresponding to the annular sliding rings (511), and the upper end of the limit column (511) is abutted against the lower part of the L-shaped rod (54), and the lower end surface of the column base (52) is fixedly connected with a conical column head (513) through a top column (512).

2. The flanging device for an automobile part stamping operation according to claim 1, wherein: processing seat portion (2) include slide (21), four spouts have evenly been seted up around its central part circumference to base station (1) up end, and the inside equal sliding connection of every spout has slide (21), fixedly connected with top spring between slide (21) and the spout, slide (21) up end fixedly connected with rectangular plate (22), four turn-ups logical groove (23) have been offered jointly to the up end concatenation department of rectangular plate (22), one side fixedly connected with trapezoidal plate (24) that slide (21) are close to turn-ups logical groove (23), base station (1) up end just is located fixedly connected with electronic flexible post (25) under turn-ups logical groove (23), electronic flexible post (25) upper end is used for pressing ring (26) with trapezoidal plate (24) complex through link fixedly connected with, and outside and trapezoidal plate (24) inclined plane contact of pressing ring (26).

3. The flanging device for an automobile part stamping operation according to claim 1, wherein: the annular groove is formed in the outer portion of the column base (52), the annular ring (510) is slidably connected inside the annular groove, a limit spring is fixedly connected between the annular ring (510) and the annular groove, the cylinder (6) is symmetrically and fixedly connected to the outer portion of the annular ring (510), the annular cylinder (7) is sleeved on the outer portion of the column base (52) through the vertical rod fixedly connected to the lower end face of the transverse section of the door-shaped frame (3), and two wedge blocks (8) used for driving the annular ring (510) to rotate in a matched mode are fixedly connected to the inner wall of the annular cylinder (7) in a rotationally symmetrical mode.

4. The flanging device for an automobile part stamping operation according to claim 2, wherein: the upper end face of the rectangular plate (22) is internally embedded with a sliding box with an upper opening, the sliding box is internally connected with a guide rod (9) in a sliding manner, a top-moving spring is fixedly connected between the guide rod (9) and the sliding box, and the upper section of the guide rod (9) is gradually inclined from bottom to one side far away from the axis of the flanging through groove (23).

5. The flanging device for an automobile part stamping operation according to claim 2, wherein: the longitudinal section of the flanging through groove (23) is in a semicircular arc shape.

6. The flanging device for an automobile part stamping operation according to claim 1, wherein: the sliding groove (57) is gradually inclined from bottom to top to one side close to the axis of the top column (512).

7. The flanging device for an automobile part stamping operation according to claim 1, wherein: and a reset spring (10) is fixedly connected between the transverse section of the L-shaped rod (54) and the mounting groove (55).

8. The flanging process for the stamping operation of the automobile parts is characterized by being completed by adopting the flanging device for the stamping operation of the automobile parts according to claim 1, and comprises the following steps:

s1: firstly, placing a blank into a processing seat part (2) for clamping and limiting;

s2: then the electric telescopic rod (4) is controlled to stretch to drive the flanging mechanism (5) to descend and gradually penetrate into the flanging through groove (23) in the processing seat part (2), the flanging mechanism (5) descends to prop against the middle position of the blank in the S1 and downwards applies pressure to the blank, so that the blank deforms and extends along the flanging through groove (23), and stamping flanging of the accessory can be completed.