CN219724315U - Socket shielding stamping progressive die - Google Patents

Abstract

The utility model relates to a socket shielding stamping progressive die, and belongs to the technical field of progressive dies. The socket shielding stamping progressive die comprises an upper die and a lower die, a forming part is arranged between the upper die and the lower die, the forming part sequentially comprises a first forming station, a second forming station, a third forming station, a fourth forming station, a rolling forming station and a shaping forming station along the feeding direction of a material belt, and a core pulling cylinder for stripping is arranged on one side of the rolling forming station by the lower die, and an output shaft of the core pulling cylinder corresponds to a workpiece. The method has the effect of improving the roundness precision of the socket shield after being rolled.

Description

Socket shielding stamping progressive die

Technical Field

The utility model relates to the technical field of progressive dies, in particular to a socket shielding stamping progressive die.

Background

The progressive die is a stamping die composed of multiple stations, and can perform multiple procedures such as edge cutting, notch cutting, grooving, punching, forming, blanking and the like on a pair of dies.

Referring to fig. 1, a socket shield is one of key components of a charging device of a new energy automobile. The receptacle shield includes a cylindrical housing open at both ends. A plurality of hook feet are circumferentially arranged at intervals on one end opening of the cover body, a plurality of through holes are formed in the side wall of the cover body, and a hook plate inclining towards the inner side of the cover body is arranged at the through holes.

In the prior art, a progressive die is adopted to punch and form a flat material belt. In the continuous stamping process, the material belt is required to be subjected to rolling operation, but the existing rolling operation has the problem of lower roundness precision, and the normal use of a formed product is affected.

Disclosure of Invention

In order to improve roundness precision of a socket shielding coil, the utility model provides a socket shielding stamping progressive die.

The utility model provides a socket shielding stamping progressive die which adopts the following technical scheme:

the utility model provides a socket shielding punching press upgrades mould, includes mould and lower mould, go up the mould with be provided with shaping portion between the lower mould, shaping portion includes first shaping station, second shaping station, third shaping station, fourth shaping station, book circle shaping station and plastic shaping station along the material area direction of delivery in proper order, the lower mould is in book circle shaping station one side is provided with the cylinder of loosing core that is used for taking off the material, the output shaft of cylinder of loosing core corresponds with the work piece.

By adopting the technical scheme, when the material belt moves in the die along the material conveying direction, the first forming station, the second forming station, the third forming station and the fourth forming station sequentially perform a downward forming stamping process on the workpiece, so that two sides of the workpiece are gradually bent inwards; the rolling forming station rolls the workpiece, and the core pulling cylinder is arranged in the rolling process. The roundness requirement of the product rolling circle can be guaranteed, the precision of the product is improved, and the production cost is reduced.

Optionally, the first shaping position including set up in the first base of lower mould, set up in go up the mould and with first footstock and the first locating plate that the first base corresponds, the both sides of first base are provided with the first shaping face that is used for the shaping.

Through adopting above-mentioned technical scheme, after the work piece transportation arrives first shaping station, the work piece is arranged at first base top, goes up the mould and drives first footstock and carry out decurrent punching press, can carry out preliminary downward shaping to the work piece both sides.

Optionally, the second molding site includes set up in second base and the second locating plate of lower mould, set up in go up the mould and with the second footstock that the second base corresponds, the second base has the second molding surface that is used for the fashioned, the inclination of second molding surface is greater than the second molding surface.

Through adopting above-mentioned technical scheme, after the work piece transportation arrives the second shaping station, the work piece is arranged at second base top, goes up the mould and drives second footstock downward punching press for further downward shaping is realized to the work piece both sides.

Optionally, the third shaping station includes set up in the third base of lower mould, set up in go up the mould and with third footstock and the third locating plate that the third base corresponds, the top surface of third base is provided with the third shaping face that is used for the shaping.

Through adopting above-mentioned technical scheme, after the work piece transportation arrives the third shaping station, the work piece is arranged at third base top, goes up the mould and drives third footstock downward punching press for the work piece both sides realize further downward shaping.

Optionally, the fourth shaping station includes set up in the fourth base of lower mould, set up in go up the mould and with fourth footstock and fourth locating plate that the fourth base corresponds, the top surface of fourth base is provided with the fourth shaping face that is used for the shaping.

Through adopting above-mentioned technical scheme, after the work piece transportation arrives fourth shaping station, the work piece is arranged at fourth base top, goes up the mould and drives fourth footstock downward punching press for the work piece both sides realize down shaping.

Optionally, the roll round shaping station including set up in the roll round base of lower mould, set up in the roll round footstock of last mould and connect in the spliced pole of core-pulling cylinder, roll round footstock top has the roll round groove that supplies the work piece to arrange, roll round groove's axis with the output shaft coaxial arrangement of core-pulling cylinder.

Through adopting above-mentioned technical scheme, after the work piece transportation is rolled up round shaping station, the output shaft of the cylinder of loosing core is located the roll up round inslot this moment, and the work piece cover is located on the spliced pole, goes up the mould and drives and roll up round top seat downward punching press for the work piece realizes rolling up the circle in the roll up round inslot and accomplish through the cylinder of loosing core after rolling up the circle and take off the material.

Optionally, the lower mould is in the book circle shaping station is provided with buffer gear, buffer gear includes the butt bottom the round seat bottom the butt post and the butt in the bolster of butt post other end, the lower mould has the confession the buffer groove that the bolster was arranged.

Through adopting above-mentioned technical scheme, buffer gear's setting for cushion when rolling up the circular top seat and punching press downwards, reduce the probability that the work piece appears warping in the circular in-process.

Optionally, the plastic shaping station include set up in the plastic base of lower mould with set up in the plastic footstock of last mould, the plastic base has the plastic briquetting of doing the motion that is close to or keep away from each other.

Through adopting above-mentioned technical scheme, after the work piece transportation to plastic shaping station, the work piece is arranged at plastic base top, and two plastic briquetting remove the both sides to the work piece towards the direction that is close to each other and carry out the plastic, go up the mould and drive plastic footstock downward punching press and carry out the plastic to the top and the bottom of work piece.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. according to the utility model, through the arrangement of the core-pulling cylinder, the roundness requirement of a product can be ensured in the rolling forming, and the product quality is improved;

2. according to the utility model, through the arrangement of the buffer mechanism, the probability of deformation in the process of rolling the workpiece is reduced.

Drawings

Fig. 1 is a diagram of a product molding in the background art.

Fig. 2 is a schematic structural diagram of a progressive die according to an embodiment of the present utility model.

FIG. 3 is a schematic view of a first forming station in accordance with an embodiment of the present utility model.

FIG. 4 is a schematic view of a second forming station in accordance with an embodiment of the present utility model.

FIG. 5 is a schematic view of a third forming station in accordance with an embodiment of the present utility model.

FIG. 6 is a schematic view of a fourth forming station in accordance with an embodiment of the present utility model.

Fig. 7 is a schematic view of a roll forming station in accordance with an embodiment of the present utility model.

FIG. 8 is a side view of a roll forming station in an embodiment of the utility model.

Fig. 9 is a schematic structural view of a shaping station in an embodiment of the present utility model.

Reference numerals illustrate: 1. an upper die; 11. an upper cover plate; 12. an upper die holder; 13. an upper backing plate; 14. an upper clamping plate; 15. a stop plate; 16. an upper stripper plate; 2. a lower die; 21. a lower die holder; 211. a buffer tank; 22. a lower backing plate; 23. a lower template; 3. a molding part; 31. a first forming station; 311. a first base; 3111. a first molding surface; 312. a first top base; 3121. a first die holder; 313. a first positioning plate; 32. a second forming station; 321. a second base; 3211. a second molding surface; 322. a second top base; 3221. a second die holder; 323. a second positioning plate; 33. a third forming station; 331. a third base; 3311. a third molding surface; 3312. a relief groove; 332. a third top base; 3321. a third die holder; 333. a third positioning plate; 34. a fourth forming station; 341. a fourth base; 3411. a fourth molding surface; 342. a fourth footstock; 3421. a fourth die holder; 343. a fourth positioning plate; 35. a rolling forming station; 351. a round base; 3511. coiling a round groove; 352. rolling a top seat; 353. a core pulling cylinder; 354. a connecting column; 355. a support base; 36. shaping and forming stations; 361. shaping a base; 3611. shaping and briquetting; 362. shaping a footstock; 37. a buffer mechanism; 371. abutting the column; 3711. a limiting ring; 372. a buffer member; 4. a workpiece.

Detailed Description

The utility model is described in further detail below with reference to fig. 2-9.

The embodiment of the utility model discloses a socket shielding stamping progressive die.

Referring to fig. 2, a socket shielding stamping progressive die includes an upper die 1, a lower die 2, and a stamping assembly disposed between the upper die 1 and the lower die 2. The upper die 1 sequentially comprises an upper cover plate 11, an upper die holder 12, an upper base plate 13, an upper clamping plate 14, a stop plate 15 and an upper stripper plate 16 from top to bottom. The lower die 2 comprises a lower die holder 21, a lower backing plate 22 and a lower die plate 23 from bottom to top. The punching component sequentially comprises a punching part and a forming part 3 from a feed inlet to a discharge outlet. The punching section is used for punching the plate-like work 4.

The forming section 3 comprises, in the direction of feed, a first forming station 31, a second forming station 32, a third forming station 33, a fourth forming station 34, a rounding forming station 35 and a shaping forming station 36. The molding part 3 is fixed to the upper die 1 or the lower die 2 by bolts.

Referring to fig. 2 and 3, the first molding station 31 includes a first base 311 provided to the lower die plate 23, a first top seat 312 provided to the upper clamping plate 14 and corresponding to the first base 311, and a first positioning plate 313 integrally provided to the upper stripper plate 16. The first base 311 has first molding surfaces 3111 on both side surfaces thereof, and both the first molding surfaces 3111 are inclined downward. The first top seat 312 is composed of two first die holders 3121 arranged at intervals, and inclined surfaces adapted to the first molding surface 3111 are provided on both side bottom surfaces of the first top seat 312. The first positioning plate 313 is located between the two first die holders 3121.

When the workpiece 4 moves onto the first base 311, the upper die 1 punches downward toward the lower die 2, the first positioning plate 313 is abutted against the middle of the workpiece 4 to realize positioning, and then the first top seat 312 continues to punch downward until the workpiece 4 is abutted against the first molding surface 3111, so as to realize preliminary molding of two sides of the workpiece 4.

Referring to fig. 3, the second molding station 32 includes a second base 321 disposed on the lower die plate 23, a second top base 322 disposed on the upper clamping plate 14 and corresponding to the second base 321, and a second positioning plate 323 integrally disposed on the upper stripper plate 16. The length of the second base 321 along the feeding direction is smaller than that of the first base 311. The second base 321 has second molding surfaces 3211 for molding on both side surfaces, and both the second molding surfaces 3211 are inclined downward at an inclination angle greater than that of the first molding surface 3111. The second top seat 322 is composed of two second die holders 3221 arranged at intervals, and the bottom surfaces of two sides of the second top seat 322 are provided with inclined surfaces matched with the second molding surfaces 3211. The second positioning plate 323 is located between the two second die holders 3221.

When the workpiece 4 moves onto the second base 321, the second positioning plate 323 is abutted against the middle of the workpiece 4 to finish positioning, and then the second top base 322 continues to punch downwards until the workpiece 4 is abutted against the second molding surface 3211, so that the second-step molding of two sides of the workpiece 4 is realized.

Referring to fig. 2 and 5, the third molding station 33 includes a third base 331 provided to the lower die plate 23, a third top base 332 provided to the upper clamping plate 14 and corresponding to the third base 331, and a third positioning plate 333 integrally provided to the upper stripper plate 16. The length of the third base 331 along the feeding direction is smaller than the second base 321. The top surface of the third base 331 has a third molding surface 3311 for molding. The third top base 332 is composed of two third die holders 3321 arranged at intervals, and the bottom surface of the third top base 332 is provided with an inclined surface matched with the third molding surface 3311. The third positioning plate 333 is located between the two third die holders 3321.

When the workpiece 4 moves onto the second base 321, the third positioning plate 333 abuts against the middle of the workpiece 4 to complete positioning, and then the third top base 332 continues to punch downwards until the workpiece 4 abuts against the third forming surface 3311, so as to realize the third forming of two sides of the workpiece 4.

Referring to fig. 6, the fourth forming station 34 includes a fourth base 341 provided on the lower die plate 23, a fourth top seat 342 provided on the upper die plate 14 and corresponding to the fourth base 341, and a fourth positioning plate 343 integrally provided on the upper stripper plate 16. The length of the fourth base 341 along the feeding direction is smaller than that of the third base 331. The top surface and both side tops of the fourth base 341 have a fourth molding surface 3411 for molding. The fourth top holder 342 is composed of two fourth die holders 3421 arranged at intervals, and the bottom surface of the fourth top holder 342 has an inclined surface adapted to the fourth molding surface 3411. The third positioning plate 333 is located between the two third die holders 3321. The bottoms of the two sides of the third base 331 and the fourth base 341 are respectively provided with a relief groove 3312 for bending and arranging two ends of the workpiece 4, so as to reduce interference between the workpiece 4 and the base.

When the workpiece 4 moves onto the fourth base 341, the fourth positioning plate 343 abuts against the middle of the workpiece 4 to complete positioning, and then the fourth top seat 342 continues to punch downwards until the workpiece 4 abuts against the fourth molding surface 3411, so as to realize fourth-step molding of two sides of the workpiece 4. At this point the workpiece 4 has completed the entire downward forming process.

Referring to fig. 2, 7 and 8, the roll forming station 35 includes a roll base 351 provided to the lower die plate 23, a roll top seat 352 provided to the upper stripper plate 16, a core pulling cylinder 353 for stripping materials, and a connection post 354 connected to the core pulling cylinder 353. The connection post 354 is arranged coaxially with the output shaft of the core-pulling cylinder 353. The top of the rounded seat 351 has a rounded groove 3511 for the work piece 4 to be arranged, and the rounded seat 352 has a rounded groove adapted to the top of the work piece 4. The internal diameter of the round rolling groove 3511 is matched with the external diameter of the connecting column 354 and is coaxially connected with the external diameter of the connecting column 354, the internal hole of the connecting column 354 is larger than the external diameter of the output shaft of the core-pulling cylinder 353, and the output shaft is positioned at the bottom in the internal hole of the connecting column 354. The lower template 23 is further provided with a support seat 355 for placing the rolling base 351.

The lower die 2 is further provided with a buffer mechanism 37 at the circle-rolling forming station 35, and the buffer mechanism 37 comprises an abutting column 371 vertically penetrating through the lower base plate 22 and the supporting seat 355 and abutting against the bottom of the circle-rolling base 351, and a buffer member 372 abutting against one end of the abutting column 371 away from the circle-rolling base 351. In this embodiment, the buffer 372 is a spring. The lower pad 22 has a through hole for the abutment post 371 to pass through, and one end of the abutment post 371 away from the rolling base 351 has a limiting ring 3711 for limiting, and the outer diameter of the limiting ring 3711 is larger than the inner diameter of the through hole. The lower die holder 21 is provided with a buffer groove 211 in which the buffer member 372 is arranged, i.e. one end of the buffer member 372 abuts against the stop collar 3711, and the other end abuts against the bottom of the buffer groove 211. When the rolling top seat 352 presses downwards to generate downward thrust to the rolling bottom seat 351, the buffer mechanism 37 plays a certain role in buffering the thrust.

When the workpiece 4 moves to the rolling base 351, the workpiece 4 is sleeved on the connecting column 354 to realize positioning, then the top seat is punched downwards to enable the workpiece 4 to be attached to the rolling groove 3511, the rolling process of the workpiece 4 is realized, and then the core pulling cylinder 353 drives the connecting column 354 to draw out the rolling groove 3511 to realize stripping.

Referring to fig. 2 and 9, the reforming station 36 includes a reforming base 361 provided to the lower die plate 23 and a reforming top 362 provided to the upper stripper plate 16. Two shaping pressing blocks 3611 are arranged on the shaping base 361 in a sliding manner, and the two shaping pressing blocks 3611 are driven by an air cylinder to move away from each other or close to each other and are used for shaping two side walls of the workpiece 4.

The implementation principle of the socket shielding stamping progressive die provided by the embodiment of the utility model is as follows: after the workpiece 4 is punched by the die, the first forming station 31, the second forming station 32, the third forming station 33 and the fourth forming station 34 sequentially perform a stamping process of downwards forming on two sides of the workpiece 4, and then the rolling forming station 35 is used for realizing rolling forming, so that the roundness requirement of the workpiece 4 is ensured by the core-pulling cylinder 353, and meanwhile, the probability of wrinkling of the closing-in opening after rolling of the product can be reduced.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (8)

1. The utility model provides a socket shielding punching press upgrades mould, its characterized in that, includes mould (1) and lower mould (2), go up mould (1) with be provided with shaping portion (3) between lower mould (2), shaping portion (3) are along material area conveying direction including first shaping station (31), second shaping station (32), third shaping station (33), fourth shaping station (34), roll up circle shaping station (35) and plastic shaping station (36) in proper order, lower mould (2) are in roll up circle shaping station (35) one side is provided with core pulling cylinder (353) that are used for taking off the material, the output shaft of core pulling cylinder (353) corresponds with work piece (4).

2. The socket shielding stamping progressive die according to claim 1, wherein the first forming station (31) comprises a first base (311) arranged on the lower die (2), a first top seat (312) arranged on the upper die (1) and corresponding to the first base (311), and a first positioning plate (313), and first forming surfaces (3111) for forming are arranged on two sides of the first base (311).

3. The socket shielding stamping progressive die according to claim 2, wherein the second forming station (32) comprises a second base (321) and a second positioning plate (323) which are arranged on the lower die (2), and a second top seat (322) which is arranged on the upper die (1) and corresponds to the second base (321), the second base (321) is provided with a second forming surface (3211) for forming, and the inclination angle of the second forming surface (3211) is larger than that of the second forming surface (3211).

4. The socket shielding stamping progressive die according to claim 1, wherein the third forming station (33) comprises a third base (331) arranged on the lower die (2), a third top base (332) arranged on the upper die (1) and corresponding to the third base (331), and a third positioning plate (333), and a third forming surface (3311) for forming is arranged on the top surface of the third base (331).

5. The socket shielding stamping progressive die according to claim 1, wherein the fourth forming station (34) comprises a fourth base (341) arranged on the lower die (2), a fourth top seat (342) arranged on the upper die (1) and corresponding to the fourth base (341), and a fourth positioning plate (343), and a fourth forming surface (3411) for forming is arranged on the top surface of the fourth base (341).

6. The socket shielding stamping progressive die according to claim 1, wherein the rolling forming station (35) comprises a rolling base (351) arranged on the lower die (2), a rolling top seat (352) arranged on the upper die (1) and a connecting column (354) connected with the core pulling cylinder (353), a rolling groove (3511) for arranging a workpiece (4) is formed in the top of the rolling base (351), and the axis of the rolling groove (3511) is coaxially connected with an output shaft of the core pulling cylinder (353).

7. The socket shielding stamping progressive die according to claim 6, wherein the lower die (2) is provided with a buffer mechanism (37) at the rolling forming station (35), the buffer mechanism (37) comprises an abutting column (371) abutting against the bottom of the rolling base (351) and a buffer member (372) abutting against the other end of the abutting column (371), and the lower die (2) is provided with buffer grooves (211) for the buffer member (372) to be arranged.

8. The socket shielding stamping progressive die according to claim 1, wherein the shaping forming station (36) comprises a shaping base (361) arranged on the lower die (2) and a shaping top seat (362) arranged on the upper die (1), and the shaping base (361) is provided with a shaping pressing block (3611) which moves towards or away from each other.