CN211758002U

CN211758002U - Flanging die

Info

Publication number: CN211758002U
Application number: CN202020028650.8U
Authority: CN
Inventors: 陈耀辉; 吴超超; 吴武通; 黄振国; 余伟; 叶道友
Original assignee: Zhejiang Canaan Technology Ltd
Current assignee: Zhejiang Canaan Technology Ltd
Priority date: 2020-01-07
Filing date: 2020-01-07
Publication date: 2020-10-27
Anticipated expiration: 2030-01-07

Abstract

The utility model discloses a flanging die, which comprises a die main body, a concave cavity is arranged on one end face of the die main body, an adjusting plate is arranged in the concave cavity, at least two locking bolts are arranged on the adjusting plate in a penetrating way, the adjusting plate is in threaded fit with the locking bolts, one end of each bolt is abutted against the bottom of the concave cavity, a fixing mechanism is also arranged in the concave cavity, the distance from the adjusting plate to the cavity opening of the concave cavity can be adjusted by adjusting the locking bolts on the adjusting plate, the height of the part of the concave cavity exposed after a blank is put in can be controlled, when the blank needs flanging, the flanging die is fixed on a lathe, the blank is put in the concave cavity, one end of the blank facing the bottom of the concave cavity is abutted against the adjusting plate, the blank is tightly attached to the inner wall of the concave cavity by the fixing mechanism, the blank is fixed, the part of the blank exposed out of, the cylindrical blanks have different wall thicknesses and different heights.

Description

Flanging die

Technical Field

The utility model belongs to the technical field of the mould, concretely relates to turn-ups mould.

Background

Flanging is a kind of stamping process, and refers to a forming method of forming a straight wall or a flange with a certain angle along a closed or unclosed curve edge on a plane part or a curved part of a blank by using the action of a die.

According to the actual demand difference, the size of the blank that needs to turn up has difference, and to the blank of cylindric, when the turn-ups, need pass through the mould earlier with the blank fixed, the gyro wheel suppression of rethread lathe, but current turn-ups mould size can not be adjusted, when needs carry out the turn-ups to the tube-shape blank of high difference, need change not unidimensional mould, make mould with high costs and machining efficiency low.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides a flanging die which can adapt to blanks with different heights.

In order to realize the purpose, the utility model discloses a technical scheme is: the utility model provides a turn-ups mould which characterized in that: including the mould main part, be equipped with the cavity on the terminal surface of mould main part, be equipped with the regulating plate with the parallel confession blank at the bottom of the chamber towards the one end butt at the bottom of the cavity chamber in the cavity, wear to be equipped with two at least axis rotational symmetry's along the regulating plate locking bolt on the regulating plate, regulating plate and locking bolt screw-thread fit, the one end butt of bolt is at the bottom of the chamber of cavity, still be equipped with in the cavity and paste tight fixed establishment with the inner wall of blank and cavity.

Among the above-mentioned technical scheme, through adjusting the locking bolt on the regulating plate, the adjustable regulating plate is to the distance of cavity mouth of cavity, the height of the part that exposes the cavity after steerable blank is put into, in order to make the regulating plate more stable, preferably set up three or more than three locking bolt, when the blank needs the turn-ups, fix the turn-ups mould on the lathe, put into the cavity with the blank again, the inner wall shape of cavity is unanimous with the blank, and the inner wall of cavity and the outer wall clearance fit of blank, the one end butt of blank towards the cavity bottom of cavity is on the regulating plate, rethread fixed establishment pastes the inner wall of cavity with the blank, make the blank fixed, buckle the part that exposes the cavity with the blank through the gyro wheel of lathe at last, can accomplish the turn-ups process, this turn-ups mould is applicable to the outside diameter slightly and is.

As a further setting of the utility model, fixed establishment establishes the regulation seat on the screw rod including setting up screw rod and the cover on the cavity axis, the one end of screw rod is passed the regulating plate and is fixed at the chamber end of cavity, adjust and be equipped with between seat and the screw rod and constitute screw-thread fit's expansion piece with the screw rod, adjust the seat including supplying the slip chamber of expansion piece axial displacement, adjust the seat and keep away from being equipped with two at least radially extending's breach on the face at the bottom of the cavity chamber, the expansion piece is cylindrical with personally submitting of slip chamber contact, the slip chamber is the toper chamber, perhaps the expansion piece is personally submitted the round platform shape with the contact of slip chamber, the slip chamber is the cylindrical chamber.

Among the above-mentioned technical scheme, the shape of expansion piece and slip chamber makes the expansion piece when moving to the direction that is close to the regulating plate, can strut the breach, makes the whole diameter grow of adjusting the seat, and the blank that will put into the cavity compresses tightly fixedly with the inner wall of cavity.

As a further setting of the utility model, the regulation seat still includes annular fixed part, the slip chamber is located the interior department of following of fixed part, and the one end of slip chamber orientation regulating plate extends and the butt on the regulating plate to the regulating plate, a plurality of independent fixed subdivisions are cut apart into with the fixed part to the breach.

Among the above-mentioned technical scheme, the one end butt in slip chamber is on the regulating plate, makes the more stable by the extension propped open of regulation seat ability, and the fixed part is cut apart completely by the breach, makes whole regulation seat can produce bigger deformation.

As a further setting of the utility model, be equipped with on the chamber wall in slip chamber and prevent splitting the hole, breach axial extension to prevent splitting the hole.

Among the above-mentioned technical scheme, prevent to adjust the seat and use breach expansion after many times, prolong the practical life who adjusts the seat.

As the utility model discloses a further setting, the expansion piece establishes on the screw rod and the briquetting of surface and the inner wall contact in slip chamber and sets up the nut of keeping away from cavity chamber bottom one side at the briquetting including the cover, nut and screw rod screw-thread fit.

Among the above-mentioned technical scheme, the briquetting only overlaps and establishes on the screw rod, moves the briquetting to the direction that is close to the regulating plate through the nut, and the combination of nut and briquetting makes things convenient for operating personnel to adjust the removal of extension piece more, makes the removal of whole extension piece more laborsaving.

As a further setting of the utility model, be equipped with the trompil that supplies the locking bolt to keep away from the one end wearing out at the bottom of the cavity chamber on the regulation seat, there is the clearance between locking bolt and the trompil.

Among the above-mentioned technical scheme, operating personnel need not take out fixed establishment when adjusting the distance of adjusting seat to cavity accent, can directly adjust, makes and adjusts efficiency height.

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

Drawings

FIG. 1 is a schematic view of a finished product after flanging according to an embodiment of the present invention;

FIG. 2 is a schematic view of an embodiment of the present invention;

FIG. 3 is an exploded view of an embodiment of the present invention;

FIG. 4 is a top view of an embodiment of the present invention;

fig. 5 is a cross-sectional view a-a of fig. 4.

Detailed Description

When terms such as "upper" and "lower", "right" and "left" or similar relative expressions are used in the present embodiment, these refer only to the accompanying drawings and are not necessarily actual usage.

The embodiment of the utility model is shown in fig. 1-5, a flanging die, including the main body 02 of the die, be equipped with cavity 021 on one end of main body 02 of the die, be equipped with the regulating plate 03 that supplies the blank to move towards the one end butt at the bottom of cavity 021 chamber parallel at the bottom of the chamber in the cavity 021, wear to be equipped with two piece at least along the axis rotational symmetry's of regulating plate 03 locking bolt 031 on the regulating plate 03, in this embodiment, be equipped with four locking bolt 031, regulating plate 03 and locking bolt 031 screw-thread fit, the one end butt of bolt is at the bottom of cavity 021, still be equipped with in the cavity 021 and paste tight fixed establishment 04 of blank and the inner wall of cavity 021, through adjusting the locking bolt 031 on the regulating plate 03, the distance of regulating plate 03 to cavity 021 mouth, the height of the part that cavity 021 is exposed after steerable blank is put into, when the blank needs the turn, then the blank is put into the cavity 021, the shape of the inner wall of the cavity 021 is consistent with that of the blank, the inner wall of the cavity 021 is in clearance fit with the outer wall of the blank, one end of the blank facing the bottom of the cavity 021 abuts against the adjusting plate 03, the blank is tightly attached to the inner wall of the cavity 021 through the fixing mechanism 04 to be fixed, and finally the part of the blank exposed out of the cavity 021 is bent through a roller of a lathe, so that the flanging process can be completed, the flanging die is suitable for the cylindrical blanks with slightly smaller outer diameter than the cavity 021, different wall thicknesses and different heights, the fixing mechanism 04 comprises a screw 041 arranged on the axis of the cavity 021 and an adjusting seat 042 sleeved on the screw 041, one end of the screw 041 passes through the adjusting plate 03 and is fixed at the bottom of the cavity 021, an expansion piece in threaded fit with the screw 041 is arranged between the adjusting seat 042 and the screw 041, the adjusting seat 042 comprises an annular fixed part 0421 and a sliding cavity 0422 which is located, one end of the sliding cavity 0422, which faces the adjusting plate 03, extends towards the adjusting plate 03 and abuts against the adjusting plate 03, the expansion piece comprises a pressing block 0431 and a nut 0432, the pressing block 0431 is sleeved on the screw 041, the outer surface of the pressing block 0431 is in contact with the inner wall of the sliding cavity 0422, the nut 0432 is arranged on one side, away from the cavity bottom of the cavity 021, of the pressing block 0431, the nut 0432 is in threaded fit with the screw 041, at least two radially extending cracks 0423 are arranged on the surface, away from the cavity bottom of the cavity 021, of the adjusting seat 042, in the embodiment, four cracks 0423 are arranged, the fixed part 0421 is divided into four independent fixed parts by the cracks 0423, an anti-cracking hole 04221 is arranged on the cavity wall of the sliding cavity 0422, the cracks 04221 axially extend to the anti-cracking hole 04221, the outer surface of the pressing block 0431 is in a circular table shape, the sliding cavity 0422 is a cylindrical cavity, and the pressing block 0431, the blank placed into the cavity 021 is pressed and fixed with the inner wall of the cavity 021, one end of the sliding cavity 0422 is abutted against the adjusting plate 03, so that the adjusting seat 042 can be more stably propped open by the pressing block 0431, the fixing part 0421 is completely divided by the split 0423, the whole adjusting seat 042 can generate larger deformation, the anti-cracking hole 04221 prevents the split 0423 from expanding after the adjusting seat 042 is used for multiple times, the practical service life of the adjusting seat 042 is prolonged, the pressing block 0431 is only sleeved on the screw 041, the pressing block 0431 is moved towards the direction close to the adjusting plate 03 through the nut 0432, the combination of the nut 0432 and the pressing block 0431 is more convenient for an operator to adjust the movement of the expansion piece, the movement of the whole expansion piece is more labor-saving, the adjusting seat 042 is provided with the open hole 03124 through which is used for one end of the locking bolt 031 far away from the bottom of the cavity 021, a gap exists between the locking bolt 031 and the open hole 0424, and, the fixing mechanism 04 does not need to be taken out, and can be directly adjusted, so that the adjusting efficiency is higher.

In the attached figure 1, the part numbered 01 is a finished product after flanging.

The utility model discloses do not confine the above-mentioned embodiment to, the general technical personnel in this field can adopt other multiple embodiments to implement according to the utility model discloses a, perhaps all adopt the utility model discloses a design structure and thinking do simple change or change, all fall into the utility model discloses a protection scope.

Claims

1. The utility model provides a turn-ups mould which characterized in that: including the mould main part, be equipped with the cavity on the terminal surface of mould main part, be equipped with the regulating plate with the parallel confession blank at the bottom of the chamber towards the one end butt at the bottom of the cavity chamber in the cavity, wear to be equipped with two at least axis rotational symmetry's along the regulating plate locking bolt on the regulating plate, regulating plate and locking bolt screw-thread fit, the one end butt of bolt is at the bottom of the chamber of cavity, still be equipped with in the cavity and paste tight fixed establishment with the inner wall of blank and cavity.

2. The flanging die of claim 1, characterized in that: fixed establishment establishes the regulation seat on the screw rod including setting up screw rod and the cover on the cavity axis, the one end of screw rod passes the regulating plate and fixes at the chamber end of cavity, it constitutes screw-thread fit's expansion piece with the screw rod to adjust to be equipped with between seat and the screw rod, adjust the seat including supplying the slip chamber that expands piece axial displacement, adjust the seat and keep away from the cavity face at the bottom of the cavity and be equipped with two at least radially extended splits, the expansion piece is cylindrical with personally submitting of slip chamber contact, the slip chamber is the toper chamber, perhaps the round platform shape is personally submitted with the contact of slip chamber to the expansion piece, the slip chamber is the cylindrical chamber.

3. The flanging die of claim 2, characterized in that: the adjusting seat further comprises an annular fixing portion, the sliding cavity is located at the inner edge of the fixing portion, one end, facing the adjusting plate, of the sliding cavity extends towards the adjusting plate and abuts against the adjusting plate, and the fixing portion is divided into a plurality of independent fixing subsections by the split.

4. The flanging die of claim 3, characterized in that: and an anti-cracking hole is formed in the wall of the sliding cavity, and the crack axially extends to the anti-cracking hole.

5. The flanging die of claim 4, characterized in that: the expansion piece comprises a pressing block and a nut, wherein the pressing block is sleeved on the screw rod, the outer surface of the pressing block is in contact with the inner wall of the sliding cavity, the nut is arranged on one side, away from the bottom of the cavity, of the pressing block, and the nut is in threaded fit with the screw rod.

6. The flanging die of claim 5, characterized in that: the adjusting seat is provided with a hole for the locking bolt to penetrate out of one end of the locking bolt far away from the cavity bottom of the concave cavity, and a gap exists between the locking bolt and the hole.