CN211304440U

CN211304440U - Combined die for punching trimming strip of disc forging

Info

Publication number: CN211304440U
Application number: CN201922330681.9U
Authority: CN
Inventors: 庄龙华; 庄毅
Original assignee: Changzhou Taohu Machinery Co ltd
Current assignee: Changzhou Taohu Machinery Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-08-21
Anticipated expiration: 2029-12-23

Abstract

The utility model belongs to the technical field of the mould, concretely relates to combined die that side cut area punched a hole of disc forging, including the bottom plate, the bottom plate is equipped with the support column, the support column is equipped with the roof, the roof is equipped with the cylinder, the cylinder is equipped with the telescopic link, the telescopic link is equipped with the mounting panel, the upper mounting panel is equipped with the terrace die, the terrace die includes first round platform, first round platform is equipped with the second round platform, the second round platform is equipped with the first circular slot, the bottom plate is equipped with the backup pad, the backup pad is equipped with the lower mounting panel, the lower mounting panel is equipped with the die, the die includes the first recess, the first recess is equipped with the second recess, the second recess is equipped with the drift, the first recess is equipped with the annular, the annular is equipped with the mounting hole, the mounting hole is; the utility model discloses can carry out the punching press simultaneously to disc forging blank, punch a hole and cut edge etc. operation, convenience simple to use to can be ejecting with the disc forging, be convenient for take out.

Description

Combined die for punching trimming strip of disc forging

Technical Field

The utility model belongs to the technical field of the mould, concretely relates to assembling die that side cut area of disc forging punched a hole.

Background

At present, a disc forging (figure 1 in the attached drawings of the specification) is special in structure, mainly comprises a first annular sheet metal part 101, a truncated cone-shaped sheet metal part 102, a second annular sheet metal part 103 and a circular through hole 104, wherein the truncated cone-shaped sheet metal part 102 has a certain taper, and the manufacturing method of the disc forging at present comprises the steps of firstly carrying out punch forming on a blank at a punching station, then carrying out punching at the punching station, and finally carrying out edge cutting treatment at an edge cutting station. Aiming at the problems, a combined die for punching the trimming strip of the disc forging is designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: aiming at providing a combined die for punching an edge cutting belt of a disc forging, which is used for solving the problems existing in the background technology.

In order to realize the technical purpose, the utility model discloses a technical scheme as follows:

a combined die for punching of trimming strips of disc forgings comprises a bottom plate, wherein a plurality of supporting columns are fixedly connected to the upper end of the bottom plate, a top plate is fixedly connected to the upper ends of the supporting columns, an air cylinder is fixedly connected to the upper end of the top plate, an expansion rod penetrating through the top plate is arranged on the air cylinder, an upper mounting plate is fixedly connected to the lower end of the expansion rod, a male die is arranged at the lower end of the upper mounting plate and comprises a first round platform, a second round platform is arranged on the lower side of the first round platform, a first round groove is arranged in the middle of the second round platform and provided with a pushing mechanism, a plurality of supporting plates are arranged on the upper end of the bottom plate, a lower mounting plate is arranged on the upper end of the supporting plates, a female die is arranged on the upper end of the lower mounting plate and comprises a first groove matched with the first round platform, a second, first recess bottom is equipped with the annular, the annular is equipped with four mounting holes that run through down the mounting panel, four the mounting hole lower extreme all is equipped with spacing boss, four the mounting hole all is equipped with round bar, four round bar upper end fixedly connected with and annular assorted ring spare, four the round bar all overlaps and is equipped with first spring, first spring is located between round bar piece and the spacing boss, the mounting panel lower extreme is equipped with the stopper with round bar fixed connection down.

By adopting the technical scheme of the utility model, when processing the disc forging, place the blank directly over the die, start the cylinder, the telescopic link then drives the upper mounting panel downstream, the upper mounting panel then drives the terrace die and moves to the die, when second round platform and blank contact, cooperate the drift to punch a hole it, the terrace die continues downstream, when first round platform and blank contact, cooperate first recess to carry out the cutting edge to it, the terrace die continues downstream, when second round platform drives the blank and butts with the second recess, accomplish stamping forming, the device just accomplishes operations such as punching press, punching a hole and side cut simultaneously like this, and is simple and convenient to use; the first spring is matched with the limiting boss to jack the circular ring piece in a natural state, so that the circular disc forging piece is ejected after the male die is reset, and the circular disc forging piece is convenient to take out; the utility model discloses can carry out the punching press simultaneously to disc forging blank, punch a hole and cut edge etc. operation, convenience simple to use to can be ejecting with the disc forging, be convenient for take out.

Further inject, the ejecting mechanism includes the second circular slot, second circular slot bottom is equipped with the T shape round platform with first circular slot assorted, T shape round platform upper end is equipped with the second spring with second circular slot assorted. With the structure, after the waste punched by the punch enters the first circular groove, the second spring is matched with the T-shaped circular table to eject the waste, so that the waste is prevented from being clamped on the first circular groove.

Further inject, lower mounting panel upper end fixedly connected with four and last mounting panel sliding connection's spacing slide bar, four spacing slide bar is the rectangle and distributes. The structure can limit the male die.

Further limit, the support column quantity is four, four the support column is the rectangle and distributes. With such a structure, the connection between the bottom plate and the top plate can be more stable.

Further limiting, the male die and the upper mounting plate and the female die and the lower mounting plate are fixedly connected through bolts. The structure is convenient for replacing other moulds.

Compared with the prior art, the utility model has the following advantages:

1. when the second round platform is contacted with the blank, the punch is matched to punch the blank, the male die continues to move downwards, when the first round platform is contacted with the blank, the first groove is matched to cut the edge of the blank, the male die continues to move downwards, and when the second round platform drives the blank to abut against the second groove, the punch forming is completed, so that the device can simultaneously complete the operations of punching, edge cutting and the like, and the use is simple and convenient;

2. the first spring is matched with the limiting boss to jack the circular ring piece in a natural state, so that the circular disc forging piece is ejected after the male die is reset, and the circular disc forging piece is convenient to take out;

3. the ejecting mechanism comprises a second circular groove, a T-shaped circular table matched with the first circular groove is arranged at the bottom of the second circular groove, a second spring matched with the second circular groove is arranged at the upper end of the T-shaped circular table, and the second spring is matched with the T-shaped circular table to eject the waste materials punched by the punch after the waste materials enter the first circular groove, so that the waste materials are prevented from being clamped on the first circular groove.

Drawings

The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;

FIG. 1 is a schematic structural diagram of a disc forging in the background art;

FIG. 2 is a schematic cross-sectional view of an embodiment of a combined die for trimming strip punching of a disc forging of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

FIG. 4 is an enlarged view of the structure at B in FIG. 2;

FIG. 5 is a schematic structural view of a punch of an embodiment of a combined die for punching trimming strips of a disc forging of the present invention;

figure 6 is the utility model relates to a structural schematic of combination die embodiment die that side cut area of disc forging punched a hole.

The main element symbols are as follows:

the device comprises a bottom plate 1, a support column 2, a top plate 21, a cylinder 22, an expansion rod 23, an upper mounting plate 24, a male die 3, a first round table 31, a second round table 32, a first round groove 33, a support plate 4, a lower mounting plate 401, a female die 41, a first groove 42, a second groove 43, a punch 44, a ring groove 5, a mounting hole 51, a limiting boss 52, a round rod 53, a ring piece 54, a first spring 55, a limiting block 56, a second round groove 6, a T-shaped round table 61, a second spring 62 and a limiting slide rod 63.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.

As shown in FIGS. 1 to 6, the combined die for punching the trimming strip of the disc forging of the present invention comprises a bottom plate 1, a plurality of supporting columns 2 are fixedly connected to the upper end of the bottom plate 1, a top plate 21 is fixedly connected to the upper ends of the supporting columns 2, a cylinder 22 is fixedly connected to the upper end of the top plate 21, the cylinder 22 is provided with a telescopic rod 23 penetrating through the top plate 21, the lower end of the telescopic rod 23 is fixedly connected with an upper mounting plate 24, the lower end of the upper mounting plate 24 is provided with a male die 3, the male die 3 comprises a first circular table 31, a second circular table 32 is arranged on the lower side of the first circular table 31, a first circular groove 33 is arranged in the middle of the second circular table 32, the first circular groove 33 is provided with a push-out mechanism, a plurality of supporting plates 4 are arranged on the upper end of the supporting plates 4, a lower mounting plate 401 is arranged on the upper end of the lower mounting plate, second recess 43 middle part be equipped with first circular slot 33 assorted drift 44, first recess 42 bottom is equipped with annular 5, annular 5 is equipped with four mounting holes 51 that run through mounting panel 401 down, four mounting hole 51 lower extremes all are equipped with spacing boss 52, four mounting holes 51 all are equipped with round bar 53, four round bar 53 upper end fixedly connected with and annular 5 assorted ring spare 54, four round bar 53 all overlap and are equipped with first spring 55, first spring 55 is located between round bar spare 54 and the spacing boss 52, lower mounting panel 401 lower extreme be equipped with round bar 53 fixed connection's stopper 56.

By adopting the technical scheme of the utility model, when processing the disc forging, place the blank directly over die 41, start cylinder 22, telescopic link 23 then drives upper mounting plate 24 downstream, upper mounting plate 24 then drives terrace die 3 and moves to die 41, when second round platform 32 contacts with the blank, cooperate drift 44 to punch a hole it, terrace die 3 continues downstream, when first round platform 31 contacts with the blank, cooperate first recess 42 to carry out the trimming to it, terrace die 3 continues downstream, when second round platform 32 drives the blank and second recess 43 butt, accomplish stamping forming, the device just accomplishes operations such as punching press, punching a hole and side cut simultaneously like this, and is simple and convenient to use; the first spring 55 is matched with the limiting boss 52 to jack the circular ring 54 in a natural state, so that the circular disc forging is ejected after the male die 3 returns to the original position, and the circular disc forging is convenient to take out; the utility model discloses can carry out the punching press simultaneously to disc forging blank, punch a hole and cut edge etc. operation, convenience simple to use to can be ejecting with the disc forging, be convenient for take out.

Preferably, the pushing mechanism comprises a second circular groove 6, a T-shaped circular table 61 matched with the first circular groove 33 is arranged at the bottom of the second circular groove 6, and a second spring 62 matched with the second circular groove 6 is arranged at the upper end of the T-shaped circular table 61. With such a structure, when the scraps ejected by the punch 44 enter the first circular groove 33, the second spring 62 can eject the scraps in cooperation with the T-shaped circular table 61, thereby preventing the scraps from being stuck on the first circular groove 33. In fact, other structures capable of preventing the trash from being stuck in the first circular groove 33 may be used according to circumstances.

Preferably, the upper end of the lower mounting plate 401 is fixedly connected with four limiting slide bars 63 which are slidably connected with the upper mounting plate 24, and the four limiting slide bars 63 are distributed in a rectangular shape. The structure can limit the convex die 3. In fact, other structures capable of limiting the position of the male die 3 can be considered according to the situation.

Preferably, the number of the support columns 2 is four, and the four support columns 2 are distributed in a rectangular shape. With this configuration, the connection between the bottom plate 1 and the top plate 21 can be further stabilized. In fact, other configurations that can make the connection between the bottom plate 1 and the top plate 21 more stable may be used depending on the circumstances.

Preferably, the male die 3 and the upper mounting plate 24 and the female die 41 and the lower mounting plate 401 are fixedly connected through bolts. The structure is convenient for replacing other moulds. In fact, other structures which can facilitate replacement of other molds are also contemplated as appropriate.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a combination die that side cut area of disc forging punched a hole, includes bottom plate (1), its characterized in that: the upper end of the bottom plate (1) is fixedly connected with a plurality of supporting columns (2), the upper end of each supporting column (2) is fixedly connected with a top plate (21), the upper end of each top plate (21) is fixedly connected with a cylinder (22), each cylinder (22) is provided with a telescopic rod (23) penetrating through the top plate (21), the lower end of each telescopic rod (23) is fixedly connected with an upper mounting plate (24), the lower end of each upper mounting plate (24) is provided with a male die (3), each male die (3) comprises a first round table (31), a second round table (32) is arranged on the lower side of each first round table (31), a first round groove (33) is arranged in the middle of each second round table (32), each first round groove (33) is provided with a push-out mechanism, a plurality of supporting plates (4) are arranged on the upper end of the bottom plate (1), a lower mounting plate, the die (41) comprises a first groove (42) matched with the first round platform (31), the middle of the first groove (42) is provided with a second groove (43) matched with the second round platform (32), the middle of the second groove (43) is provided with a punch (44) matched with the first round groove (33), the bottom of the first groove (42) is provided with an annular groove (5), the annular groove (5) is provided with four mounting holes (51) penetrating through the lower mounting plate (401), the lower ends of the four mounting holes (51) are provided with limiting bosses (52), the four mounting holes (51) are provided with round rods (53), the upper ends of the four round rods (53) are fixedly connected with ring pieces (54) matched with the annular groove (5), the four round rods (53) are provided with first springs (55) in a sleeved mode, the first springs (55) are located between the ring pieces (54) and the limiting bosses (52), the lower end of the lower mounting plate (401) is provided with a limiting block (56) fixedly connected with the round rod (53).

2. The combination die for trimming strip punching of disc forgings as set forth in claim 1, wherein: the push-out mechanism comprises a second circular groove (6), a T-shaped circular table (61) matched with the first circular groove (33) is arranged at the bottom of the second circular groove (6), and a second spring (62) matched with the second circular groove (6) is arranged at the upper end of the T-shaped circular table (61).

3. The combination die for trimming strip punching of disc forgings as set forth in claim 1, wherein: lower mounting panel (401) upper end fixedly connected with four and last mounting panel (24) sliding connection's spacing slide bar (63), four spacing slide bar (63) are the rectangle and distribute.

4. The combination die for trimming strip punching of disc forgings as set forth in claim 1, wherein: the number of the support columns (2) is four, and the four support columns (2) are distributed in a rectangular shape.

5. The combination die for trimming strip punching of disc forgings as set forth in claim 1, wherein: the male die (3) and the upper mounting plate (24) and the female die (41) and the lower mounting plate (401) are fixedly connected through bolts.