CN208437473U - A kind of mold suitable for producing L-type copper bar - Google Patents

Abstract

The mold that the utility model discloses a kind of suitable for producing L-type copper bar, L-type copper bar include through-hole, the first outside, the second outside, the first inner edge, the second inner edge, the first broadside and the second broadside；Mold can cut out copper bar A and copper bar B on plate；Mold suitable for producing L-type copper bar includes piercing die, the first piercing die, the second piercing die and molding knife edge die.Due to being equipped with the first piercing die, the second piercing die and molding knife edge die, on the basis of existing plate, by removal leftover pieces and excess stock, L-type copper bar, will not have an impact copper bar surface quality required for stamping out.And first piercing die, the second piercing die and the combination for forming knife edge die, the corner location of L-type copper bar is repeatedly cut off, the generation of corner burr is avoided；The utility model has the characteristics that a punching press obtains two pieces product and product surface is carrot-free.

Description

A kind of mold suitable for producing L-type copper bar

Technical field

The utility model relates to mold manufacture field, in particular to a kind of mold suitable for producing L-type copper bar.

Background technique

Copper bar is also known as copper bus-bar or copper bus-bar, is made by copper material, plays conveying electric current and connection electricity in circuit The effect of gas equipment.Copper bar itself should not have phenomena such as serious pit, crackle, and must go at the punching of copper bar and at shearing Flash removed, in order to avoid generate point discharge.

In existing mold production, to the direct punching press of copper bar mostly on plate, easily leading to copper bar itself has seriously Pit, crackle phenomena such as, and existing L-type copper bar produces, and mostly uses mold design shown in FIG. 1, this design punching press is primary only Can one product of blanking, and product surface quality is not easy to guarantee, and there are burrs for the obtained product of punching press, need artificial removal, Production efficiency is low, at high cost.

Utility model content

The technical problems to be solved in the utility model: purpose of the utility model is to solve it is in the prior art not Foot, provide it is a kind of can a punching press obtain two pieces product and product surface is carrot-free a kind of suitable for producing L-type copper bar Mold.

The technical solution of the utility model includes: a kind of mold suitable for producing L-type copper bar described in the utility model, including Mould bases is equipped with feeding-passage, the L-type copper bar includes short side station and long side station, the short side station on the mould bases It is equipped with first through hole, the long side station is equipped with the second through-hole and third through-hole；It is fed in plate along the feeding-passage On direction, it is successively arranged the first station, second station and 3rd station；

First station is arranged in feeding-passage side, is successively arranged the first punching that can go out second through-hole Mould, the first piercing die and the second piercing die that first through hole can be gone out；First piercing die can be in the plate side side of being punched into Shape elongate gap；

The second station includes the second piercing die being arranged on the feeding-passage central axes；Second piercing die Lower lateral edge feedstock direction is successively arranged third piercing die, the 4th piercing die and the 5th piercing die；It is set on the upside of second piercing die There is the 6th piercing die；The third piercing die, the 4th piercing die, the 5th piercing die and the 6th piercing die can go out described respectively One through-hole, third through-hole, the second through-hole and third through-hole；Second piercing die is punched into rectangular on second piercing die Notch, the square breach are punched into rectangular elongate gap in plate side with first piercing die and are connected to, and are formed to be separated Area；

The 3rd station is equipped with molding knife edge die, and the molding knife edge die upper along the vertical direction can cut off plate；It is described Forming knife edge die can separate in the area to be separated from plate.

It further, further include flitch correcting sliding block, the flitch correcting sliding block is arranged in the feeding-passage two sides.

Further, the punch diameter of first piercing die, the second piercing die, third piercing die and the 5th piercing die is 7mm；The punch diameter of 4th piercing die and the 6th piercing die is 8.8mm.

Further, the 6th piercing die is additionally provided with positioning insertion pin along feedstock direction side.

Further, the blanking locating piece that traction positions plate is equipped with after forming knife edge die.

The utility model compared with prior art the utility model has the advantages that due to be equipped with the first piercing die, the second piercing die and at Type knife edge die, on the basis of existing plate, by removal leftover pieces and excess stock, L-type copper bar required for stamping out, no Copper bar surface quality can be had an impact.And first piercing die, the second piercing die and the combination for forming knife edge die, to L-type copper bar Corner location repeatedly cut off, avoid the generation of corner burr；The positioning insertion pin of 6th piercing die side is set, it can be to plate Material is positioned, and the flitch correcting sliding block in feeding-passage two sides is equipped with, and is guaranteed in Sheet Metal Stamping Process, and position is accurate, Guarantee product qualification rate；And the mold design of the utility model, after the completion of a punching press, two pieces L-type copper bar can be produced, is being guaranteed While work quality, improve work efficiency.

Detailed description of the invention

Fig. 1 is that the L-type copper bar of existing mold produces structural schematic diagram；

Fig. 2 is the structural schematic diagram of the utility model mold；

Fig. 3 is the plate schematic diagram of the first station of the utility model after processing is completed；

Fig. 4 is the plate schematic diagram of the utility model second station after processing is completed；

Fig. 5 is the plate schematic diagram of the utility model 3rd station after processing is completed；

The die carrier structure schematic diagram that Fig. 6 is applicable in by the utility model；

Fig. 7 is the schematic diagram of product structure of the utility model mold production.

Wherein: the arrow direction in Fig. 1, Fig. 2 is the feedstock direction of mold plate.

Specific embodiment

In order to deepen the understanding of the utility model, below we will the utility model is described in further detail in conjunction with attached drawing, The embodiment is only used for explaining the utility model, does not constitute the restriction to scope of protection of the utility model.

As Fig. 2-Fig. 7 shows a kind of embodiment suitable for producing the mold of L-type copper bar of the utility model, wherein Mould bases in Fig. 6, comprising: upper die holder 90, upper padding plate 91, upper clamp plate 92, upper de- plate 93, lower template 94 and lower die holder 95.

As shown in Figures 2 and 3, it is arranged in the first station in 90 side of feeding-passage, the second through-hole 12 can be gone out by being successively arranged The first piercing die 51, the first piercing die 2 and the second piercing die 52 that first through hole 11 can be gone out；First piercing die 2 can be in plate Expect that 9 sides are punched into rectangular elongate gap.

It as shown in Figures 2 and 4, include the second piercing die 3 being arranged on 90 central axes of feeding-passage in second station；Second The lower lateral edge feedstock direction of piercing die 3 is successively arranged third piercing die 61, the 4th piercing die 62 and the 5th piercing die 63；Second punching lacks The 6th piercing die 64 is equipped on the upside of mould 3；Third piercing die 61, the 4th piercing die 62, the 5th piercing die 63 and the 6th piercing die 64 First through hole 11, third through-hole 13, the second through-hole 12 and third through-hole 13 can be gone out respectively；Second piercing die 3 is lacked in the second punching Square breach are punched on mould 3, square breach are punched into rectangular elongate gap in 9 side of plate with the first piercing die 2 and are connected to, shape At area to be separated；

As shown in figures 2 and 5,3rd station is equipped with molding knife edge die 4, and molding knife edge die 4 can be by area to be separated from plate 9 Separation, meanwhile, molding knife edge die 4 upper along the vertical direction can cut off plate 9, form two L-type copper bars 10.

The utility model have the characteristics that can a punching press obtain two pieces product and product surface is carrot-free, due to setting There are the first piercing die 2, the second piercing die 3 and molding knife edge die 4, on the basis of existing plate 9, pass through removal leftover pieces and more Remaining material, L-type copper bar 10 required for stamping out, and copper bar surface quality will not be had an impact.And first piercing die 2, The combination of two piercing dies 3 and molding knife edge die 4, repeatedly cuts off the corner location of L-type copper bar, avoids the production of corner burr It is raw；The positioning insertion pin 65 of 6th piercing die, 64 side is set, plate 9 can be positioned, be equipped in feeding-passage 90 The flitch correcting sliding block 7 of two sides guarantees in 9 punching course of plate that position is accurate, guarantees product qualification rate；And the utility model Mold design, after the completion of a punching press, two pieces L-type copper bar can be produced, while guaranteeing work quality, improve work effect Rate.

Above-mentioned specific embodiment only illustrates the technical concept and structure feature of the utility model, it is therefore intended that allow ripe The stakeholder for knowing technique can implement accordingly, but the above content is not intended to limit the protection scope of the utility model, all Any equivalent change or modification made by Spirit Essence according to the utility model, should all fall into the protection scope of the utility model Within.

Claims (5)

1. a kind of mold suitable for producing L-type copper bar, including mould bases are equipped with feeding-passage (90) on the mould bases, described L-type copper bar (10) includes short side station (01) and long side station (02), and the short side station (01) is equipped with first through hole (11), The long side station (02) is equipped with the second through-hole (12) and third through-hole (13)；It is characterized by: plate (9) along it is described into Expect to be successively arranged the first station, second station and 3rd station on channel (90) feedstock direction；

First station is arranged in feeding-passage (90) side, is successively arranged the first punching that can go out second through-hole (12) Casement (51), the first piercing die (2) and the second piercing die (52) that first through hole (11) can be gone out；First piercing die (2) Rectangular elongate gap can be punched into plate (9) side；

The second station includes the second piercing die (3) being arranged on the feeding-passage (90) central axes；Second punching It lacks lateral edge feedstock direction under mould (3) and is successively arranged third piercing die (61), the 4th piercing die (62) and the 5th piercing die (63)；Institute It states and is equipped with the 6th piercing die (64) on the upside of the second piercing die (3)；The third piercing die (61), the 4th piercing die (62), the 5th Piercing die (63) and the 6th piercing die (64) can go out the first through hole (11), third through-hole (13), the second through-hole respectively (12) and third through-hole (13)；Second piercing die (3) is punched into square breach on second piercing die (3), described Square breach are punched into rectangular elongate gap in plate (9) side with first piercing die (2) and are connected to, and form area to be separated；

The 3rd station is equipped with molding knife edge die (4), and the molding knife edge die (4) upper along the vertical direction can cut off plate (9)； The molding knife edge die (4) can separate in the area to be separated from plate (9).

2. a kind of mold suitable for producing L-type copper bar according to claim 1, it is characterised in that: further include that flitch is led Positive sliding block (7), the flitch correcting sliding block (7) are arranged in the feeding-passage (90) two sides.

3. a kind of mold suitable for producing L-type copper bar according to claim 1, it is characterised in that: first punching Mould (51), the second piercing die (52), third piercing die (61) and the 5th piercing die (63) punch diameter be 7mm；Described 4th The punch diameter of piercing die (62) and the 6th piercing die (64) is 8.8mm.

4. a kind of mold suitable for producing L-type copper bar according to claim 1, it is characterised in that: the 6th piercing die (64) positioning insertion pin (65) are additionally provided with along feedstock direction side.

5. a kind of mold suitable for producing L-type copper bar according to claim 1, it is characterised in that: molding knife edge die (4) It is equipped with the blanking locating piece (8) of traction positioning plate (9) afterwards.