CN216632294U

CN216632294U - Cup-shaped locking plate rotary cutting die for aero-engine

Info

Publication number: CN216632294U
Application number: CN202123273699.3U
Authority: CN
Inventors: 马永春
Original assignee: Dalian Mengyu Machinery Co ltd
Current assignee: Dalian Mengyu Machinery Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-05-31
Anticipated expiration: 2031-12-23

Abstract

The utility model discloses a rotary cutting die for a cup-shaped lock plate of an aero-engine, and belongs to the technical field of die devices. The fixed plate is fixed to the die holder bottom, and the fixed plate bottom is fixed with the die, and last die bottom is equipped with the fixed blade of die, and lower punch periphery is equipped with the terrace die blade, liftout spring coupling die holder is passed through to activity guide block bottom, the liftout spring runs through the lower bolster of fixing on the die holder, the lower bolster periphery is fixed with four two liang of relative lower templates, and the lower bolster inboard is fixed with fixed guide block, is equipped with fixed direction strip on the guide surface of fixed guide block, activity guide block periphery be equipped with fixed direction strip complex activity direction strip. The beneficial effects of the utility model are: after the material sheet is machined and formed, the male die cutting edge is matched with the female die fixing cutting edge, excess materials are cut, machining efficiency is improved, an additional cutting device is not needed, and production cost is reduced.

Description

Cup-shaped locking plate rotary cutting die for aero-engine

Technical Field

The utility model relates to a rotary cutting die for a cup-shaped lock plate of an aero-engine, and belongs to the technical field of die devices.

Background

The aero-engine cup-shaped locking plate forming processing needs to be carried out by cutting the material sheet into the required specified size and then placing the material sheet into the die for forming processing, is low in efficiency, needs to be additionally provided with a cutting system, and is high in production cost.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model aims to provide the rotary cutting die for the cup-shaped locking plate of the aero-engine, which can automatically cut excess materials after molding, improve the efficiency and reduce the cost.

The technical scheme of the utility model is as follows: cup-shaped locking plate rotary-cut mould of aeroengine, upper die base bottom are fixed with the fixed plate, and the fixed plate bottom is fixed with the die, and the die bottom is equipped with the fixed blade of die, and die fixed blade below is equipped with the lower terrace die of fixing on the movable guide block, the lower terrace die periphery is equipped with the terrace die blade, ejector spring connection die holder is passed through to activity guide block bottom, the ejector spring runs through the lower bolster of fixing on the die holder, the lower bolster periphery is fixed with four two liang of relative lower templates, and the lower bolster inboard is fixed with fixed guide block, is equipped with fixed direction strip on the guide surface of fixed guide block, activity guide block periphery be equipped with fixed direction strip complex movable direction strip.

The lower backing plate is square, and the lower templates are fixed on the periphery of the square in a pairwise opposite mode.

The four fixed guide blocks comprise two X-direction guide blocks arranged oppositely and two Y-direction guide blocks arranged oppositely, X-direction guide stripes are arranged on the guide surface of each X-direction guide block, and Y-direction guide stripes are arranged on the guide surface of each Y-direction guide block.

The lower backing plate is provided with a through hole for penetrating through the ejection spring, and the radius of the through hole is larger than that of the ejection spring.

The utility model has the beneficial effects that: tablet machine-shaping back, through the cooperation of terrace die blade and the fixed blade of die, cut the clout, improve machining efficiency, need not extra cutting device, reduction in production cost.

Drawings

FIG. 1 is a diagram illustrating a mold-open state of the present invention;

FIG. 2 is a view showing a mold clamping state according to the present invention.

The reference numbers in the figures are as follows: 1. the material pushing device comprises an upper die base, 2, a fixing plate, 3, a female die fixing cutting edge, 4, a male die cutting edge, 5, a movable guide block, 6, a fixed guide block, 7, a lower die plate, 8, a lower backing plate, 9, a lower die base, 10, a material ejecting spring, 11 and material sheets.

Detailed Description

The utility model is further illustrated with reference to the accompanying figures 1-2:

the cup-shaped locking plate rotary cutting die for the aero-engine comprises a fixing plate 2 fixed at the bottom of an upper die holder 1, an upper female die fixed at the bottom of the fixing plate 2, a female die fixing cutting edge 3 arranged at the bottom of the upper female die, a lower male die fixed on a movable guide block 5 arranged below the female die fixing cutting edge 3, a male die cutting edge 4 arranged at the periphery of the lower male die, a lower die holder 9 connected with the bottom of the movable guide block 5 through an ejecting spring 10, a lower backing plate 8 fixed on the lower die holder 9 through the ejecting spring 10, a through hole for the ejecting spring 10 to penetrate through formed in the lower backing plate 8, the radius of the through hole is larger than that of the ejecting spring 10, the lower backing plate 8 is square, the lower die plates 7 are fixed at the periphery of the square in a pairwise opposite manner, fixed guide blocks 6 are fixed at the inner side of the lower die plate 7, and four fixed guide blocks 6 comprise two X guide blocks arranged oppositely and two Y guide blocks arranged oppositely, the guide surface of the X-direction guide block is provided with X-direction guide stripes, and the guide surface of the Y-direction guide block is provided with Y-direction guide stripes.

The working process of the utility model is as follows:

in the mold opening state, as shown in fig. 1, a material sheet 11 is placed on a lower convex mold, so that the material sheet 11 is positioned under an upper concave mold, an upper mold base 1 drives a fixing plate 2 and the upper concave mold to move downwards under the drive of a machine platform, the outer edge of the material sheet 11 is bent downwards vertically by the upper concave mold, a bent part is positioned between a fixed cutting edge 3 of the concave mold and a cutting edge 4 of a convex mold, the bent redundant part is positioned under the cutting edge 4 of the convex mold, a movable guide block 5 compresses an ejection spring 10 to move downwards along with the continuous downward movement of the upper mold base 1, the peripheral movable guide stripes move along the fixed guide stripes on a fixed guide block 6 in the X direction and the Y direction, namely, move left and right in fig. 1 and move back and forth in the direction perpendicular to the paper surface, the cutting edges 4 respectively move left and right and front and back relative to form shearing force, and redundant parts of the bent male mold in the front, back, left and right directions are cut off, after shearing, the upper female die moves upwards, the movable guide block 5 drives the lower female die to move upwards under the action of the material ejecting spring 10, the formed locking plate and the excess material are pushed out, and the locking plate and the excess material are manually taken down for classified storage and then enter the next processing working cycle.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A rotary cutting die for cup-shaped lock plates of aircraft engines is characterized in that a fixed plate (2) is fixed at the bottom of an upper die base (1), an upper female die is fixed at the bottom of the fixed plate (2), a female die fixing cutting edge (3) is arranged at the bottom of the upper female die, a lower male die fixed on a movable guide block (5) is arranged below the female die fixing cutting edge (3), the periphery of the lower punch is provided with a punch cutting edge (4), the bottom of the movable guide block (5) is connected with a lower die holder (9) through an ejection spring (10), the ejection spring (10) penetrates through a lower backing plate (8) fixed on the lower die seat (9), four lower templates (7) which are opposite in pairs are fixed on the periphery of the lower backing plate (8), a fixed guide block (6) is fixed on the inner side of each lower template (7), a fixed guide stripe is arranged on the guide surface of each fixed guide block (6), and movable guide stripes matched with the fixed guide stripes are arranged on the periphery of the movable guide block (5).

2. The rotary cutting die for cup-shaped lock plates of aero-engines according to claim 1, wherein the lower backing plate (8) is square, and the lower backing plates (7) are fixed on the periphery of the square in a pairwise opposite manner.

3. The rotary cutting die for cup-shaped lock plates of aircraft engines as claimed in claim 1, wherein the four fixed guide blocks (6) comprise two oppositely arranged X-guide blocks and two oppositely arranged Y-guide blocks, X-guide stripes are arranged on the guide surface of the X-guide block, and Y-guide stripes are arranged on the guide surface of the Y-guide block.

4. The aero-engine cup-shaped locking plate rotary cutting die according to claim 1, wherein a through hole for penetrating the ejecting spring (10) is formed in the lower base plate (8), and the radius of the through hole is larger than that of the ejecting spring (10).