CN214136392U

CN214136392U - Nanocrystalline compound die

Info

Publication number: CN214136392U
Application number: CN202022438162.7U
Authority: CN
Inventors: 王永
Original assignee: Wuxi Zhongsheng Precision Technology Co ltd
Current assignee: Wuxi Zhongsheng Precision Technology Co ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-09-07
Anticipated expiration: 2030-10-29

Abstract

The utility model discloses a nanocrystalline compound die, which comprises a lower template, wherein a lower punch is embedded on the lower template and is arranged upwards, and a lower knife edge is arranged on the lower punch along the height direction of the lower punch; the lower punch is circular in cross section, one side of the circle is cut off, and the arc length of the cut-off part is smaller than that of the rest of the arc; the stripper plate is embedded with an upper punch cutting block, the upper punch cutting block is provided with an upper knife edge, an upper punch penetrates through the upper knife edge along the height direction of the upper knife edge, and the upper punch is downwards arranged and can extend into the lower knife edge; the section of the upper punch is rectangular. The utility model discloses can cut outside and inside on same station, save one process, need not the transfer, it is efficient, can not damage the product, equipment area occupied is little simultaneously, and is with low costs.

Description

Nanocrystalline compound die

Technical Field

The utility model relates to a nanocrystalline, specifically a nanocrystalline compound die.

Background

Since the nanocrystals are thin, their production process is complicated. Some nanocrystals need to be punched outside the nanocrystals, and simultaneously, a shape needs to be punched inside the nanocrystals, the currently adopted method is to punch the outside shape first and then punch the inside shape at the next station, so that two procedures are needed to complete punching, and in the process, the transfer of the nanocrystals is a problem, so that the products are easily damaged, the efficiency is low, and the cost is high.

SUMMERY OF THE UTILITY MODEL

For solving the defect of above-mentioned prior art, the utility model provides a nanocrystalline compound die, the utility model discloses can cut outside and inside on same station, save one process, need not the transfer, it is efficient, can not damage the product, equipment area occupied is little simultaneously, and is with low costs.

In order to achieve the technical purpose, the utility model adopts the following technical scheme: a nano-crystalline composite mold comprises a mold body,

the lower die plate is embedded with a lower punch, the lower punch is arranged upwards, and a lower knife edge is formed in the lower punch along the height direction of the lower punch; the lower punch is circular in cross section, one side of the circle is cut off, and the arc length of the cut-off part is smaller than that of the rest of the arc;

the stripper plate is embedded with an upper punch cutting block, the upper punch cutting block is provided with an upper knife edge, an upper punch penetrates through the upper knife edge along the height direction of the upper knife edge, and the upper punch is downwards arranged and can extend into the lower knife edge; the section of the upper punch is rectangular.

Furthermore, a lower mounting groove is formed in the lower template, a lower punching block is mounted in the lower mounting groove, and the lower punch is mounted in the lower punching block along the height direction of the lower punching block.

Further, the shape of the lower knife edge is matched with that of the upper punch; the lower punch is further provided with a chip groove along the height direction of the lower punch, the upper end of the chip groove is communicated with the lower end of the lower cutter opening, and the diameter of the lower end of the chip groove is larger than that of the upper end of the chip groove.

Further, the lower die comprises a lower base plate and a lower die base, wherein a first through groove and a second through groove are formed in the lower base plate and the lower die base respectively, and the first through groove, the second through groove and the chip discharge grooves are communicated with one another.

Furthermore, an upper mounting groove is formed in the stripper plate, and the upper punch cutting block is mounted in the upper mounting groove.

The punching device further comprises a stop plate and an upper clamping plate, wherein a through hole for the upper punch to pass through is formed in the stop plate, a hanging table is arranged at the upper end of the upper punch, and the hanging table is hung on the upper clamping plate; the upper clamping plate is fixed on the upper die base.

Further, the upper punch cutting block is fixed on the stop plate and the upper clamping plate through bolts.

Furthermore, two guide plate mounting grooves are formed in the stripper plate, guide plates are mounted in the guide plate mounting grooves, and the two guide plates are respectively located on two sides of the upper mounting groove.

To sum up, the utility model discloses following technological effect has been gained:

1. the utility model discloses set up upper punch cutting block and lower punch cutting block, upper punch cutting block is used for the die-cut of inside, and lower punch cutting block is used for the die-cut of outside, can carry out outside die-cut and inside die-cut simultaneously when the moulding-die, only need one process can, need not twice processes, need not shift, save one set of equipment, the cost is reduced, efficiency improves;

2. the utility model discloses set up with the lower edge of a knife in the lower punch, the upper punch can enter into the lower edge of a knife when pushing down, die-cut unnecessary part, then discharge through the chip groove, labour saving and time saving, direct chip removal;

3. the utility model discloses set up the platform of hanging of drift, conveniently fix the drift, it is simple and convenient.

Drawings

Fig. 1 is a schematic view of a compound die provided by an embodiment of the present invention;

FIG. 2 is a top view of the lower platen;

FIG. 3 is a side view of the lower punch;

FIG. 4 is a bottom view of the stripper plate;

FIG. 5 is a schematic view of a material guide plate;

FIG. 6 is a schematic view of the stopper plate 5;

FIG. 7 is a top plan view of the upper punch;

fig. 8 is a side view of the upper punch.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Example (b):

as shown in fig. 1, a nano-crystalline composite mold includes,

the lower die plate 3, lower punch 8 is inlayed on the lower die plate 3, and lower punch 8 sets up upwards, and lower edge 801 is opened along its direction of height on the lower punch 8. Specifically, as shown in fig. 2, a lower mounting groove 301 is formed in the lower die plate 3, a lower punch 12 is mounted in the lower mounting groove 301, and a lower punch 8 is mounted in the lower punch 12 along the height direction thereof.

Further, as shown in fig. 2, the shape of the lower blade 801 matches the shape of the upper punch 9, and the thickness of the lower blade 801 is 1.5mm to 2 mm.

Further, as shown in fig. 3, the lower punch 8 is further provided with a chip groove 802 along the height direction thereof, the upper end of the chip groove 802 is communicated with the lower end of the lower knife edge 801, and the diameter of the lower end of the chip groove 802 is larger than that of the upper end, so that waste materials can be automatically removed after punching. Further, as shown in fig. 1, the die further comprises a lower backing plate 2 and a lower die holder 1, wherein a first through groove 201 and a second through groove 101 are respectively formed in the lower backing plate 2 and the lower die holder 1, and the first through groove 201, the second through groove 101 and a chip discharge groove 802 are communicated with each other.

Further, as shown in fig. 2, the lower punch 8 has a circular shape in cross section, and one side of the circular shape is partially cut off, and the length of the arc of the cut-off portion is smaller than that of the remaining arc, so that it is the same as the shape of the product.

As shown in fig. 1, the die further comprises a stripper plate 4, the stripper plate 4 is located above the lower die plate 3, an upper punch cutting block 10 is embedded on the stripper plate 4, an upper knife edge 11 is arranged on the upper punch cutting block 10, an upper punch 9 penetrates through the upper knife edge 11 along the height direction of the upper knife edge, and the upper punch 9 is arranged downwards and can extend into the lower knife edge 801 and extend into the lower knife edge by about 1.5mm-2 mm; the upper punch 9 is rectangular in cross-section (shown in fig. 7).

Further, as shown in fig. 4, an upper mounting groove 401 is formed in the stripper plate 4, and the upper punch 10 is mounted in the upper mounting groove 401.

Further, as shown in fig. 1, the upper punch cutting block 10 further includes a stopper plate 5 and an upper clamp plate 6, and is fixed to the stopper plate 5 and the upper clamp plate 6 by bolts 13. With reference to fig. 6, the stopper plate 5 is provided with a through hole 501 for the upper punch 9 to pass through, as shown in fig. 7 and 8, the upper end of the upper punch 9 is provided with a hanging table 901, and the hanging table 901 is hung on the upper clamp plate 6 to fix the upper punch 9; the upper splint 6 is fixed on the upper die holder 7.

As shown in fig. 4 and 5, the stripper plate 4 is provided with two guide plate mounting grooves 402, the guide plates 14 are mounted in the guide plate mounting grooves 402, and the two guide plates 14 are respectively located at two sides of the upper mounting groove 401.

The working principle is as follows:

an upper punch cutting block 10 is arranged in an upper mounting groove 401 of a stripper plate 4 through a bolt 13, and an upper punch 9 passes through an upper knife edge 11 and a stop plate 5 and is hung on an upper clamping plate 6; the lower punch 8 is arranged in the lower punch cutting block 12, the lower punch cutting block 12 is arranged in the lower mounting groove 301 of the lower template 3, and the lower cutting edge 801 is aligned with the upper punch 9;

injecting raw materials along a material injection hole (not shown) of the material pouring block 12, pressing the upper die base 7 downwards, cutting a product (not shown) by the upper punch 9, extending into the lower knife edge 801, and discharging the cut waste materials through the scrap discharge groove 802, the first through groove 201 and the second through groove 101; the lower punch 8 cuts the product and cuts the upper knife edge 11, the product is completely cut by matching with the upper punch 9, and the waste material cut by the lower punch 8 is positioned on the upper knife edge 11 and is manually discharged.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all the modifications and equivalents of the technical spirit of the present invention to any simple modifications of the above embodiments are within the scope of the technical solution of the present invention.

Claims

1. A nanocrystalline composite mold, characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

the lower die plate (3) is embedded with a lower punch (8), the lower punch (8) faces upwards, and a lower knife edge (801) is formed in the lower punch (8) along the height direction of the lower punch; the cross section of the lower punch (8) is circular, one side of the circle is cut off, and the arc length of the cut-off part is smaller than that of the rest part;

the stripper plate (4) is embedded with an upper punch cutting block (10), an upper knife edge (11) is arranged on the upper punch cutting block (10), an upper punch (9) penetrates through the upper knife edge (11) along the height direction of the upper knife edge, and the upper punch (9) is arranged downwards and can extend into the lower knife edge (801); the section of the upper punch (9) is rectangular.

2. The nano-crystalline composite mold according to claim 1, wherein: the lower die plate (3) is provided with a lower mounting groove (301), a lower punching cut block (12) is mounted in the lower mounting groove (301), and the lower punch (8) is mounted in the lower punching cut block (12) along the height direction of the lower punching cut block.

3. The nano-crystalline composite mold according to claim 2, wherein: the shape of the lower knife edge (801) is matched with that of the upper punch (9); the lower punch (8) is further provided with a chip discharge groove (802) along the height direction of the lower punch, the upper end of the chip discharge groove (802) is communicated with the lower end of the lower knife edge (801), and the diameter of the lower end of the chip discharge groove (802) is larger than that of the upper end.

4. The nano-crystalline composite mold according to claim 3, wherein: still include lower bolster (2) and die holder (1), lower bolster (2) with it has first logical groove (201) and second to lead to groove (101) to open respectively on die holder (1), first logical groove (201) lead to groove (101) of second with chip groove (802) intercommunication sets up each other.

5. The nano-crystalline composite mold according to claim 3, wherein: an upper mounting groove (401) is formed in the stripper plate (4), and the upper punch cutting block (10) is mounted in the upper mounting groove (401).

6. The nano-crystalline composite mold according to claim 5, wherein: the punching die is characterized by further comprising a stop plate (5) and an upper clamping plate (6), a through hole (501) for the upper punch (9) to pass through is formed in the stop plate (5), a hanging table (901) is arranged at the upper end of the upper punch (9), and the hanging table (901) is hung on the upper clamping plate (6); the upper clamping plate (6) is fixed on the upper die holder (7).

7. The nano-crystalline composite mold according to claim 6, wherein: the upper punch cutting block (10) is fixed on the stop plate (5) and the upper clamping plate (6) through bolts (13).

8. The nano-crystalline composite mold according to claim 7, wherein: two guide plate mounting grooves (402) are formed in the stripper plate (4), guide plates (14) are mounted in the guide plate mounting grooves (402), and the two guide plates (14) are respectively located on two sides of the upper mounting groove (401).