CN213104083U

CN213104083U - Aluminium foil cutlery box stamping die

Info

Publication number: CN213104083U
Application number: CN202021012515.0U
Authority: CN
Inventors: 席成龙; 付豪
Original assignee: Henan Aifoil Aluminum Foil Technology Co ltd
Current assignee: Henan Aifoil Aluminum Foil Technology Co ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2021-05-04
Anticipated expiration: 2030-06-05

Abstract

The utility model discloses an aluminium foil cutlery box stamping die in stamping die technical field, which comprises a fixing plate and i, the lower surface of fixed plate is connected with the movable mould, be equipped with quiet mould under the movable mould, be equipped with the die cavity on the quiet mould, be equipped with on the movable mould with die cavity matched with convex mould piece, the outside cover of convex mould piece is equipped with the stripper ring, the stripper ring links to each other with the bottom of connecting rod, the top of connecting rod links to each other with the fixed plate, be equipped with in the quiet mould with the communicating mounting groove in die cavity, locate reset spring I in the mounting groove, the top of reset spring I is equipped with the mold insert. The utility model discloses the cover is equipped with the stripper ring on the convex mould piece, and this stripper ring links to each other with the fixed plate through the connecting rod that can follow vertical direction extension for the stripper ring can compress tightly aluminium foil edge when movable mould and quiet mould compound die, and when movable mould and quiet mould separation, through the limiting displacement of connecting rod to the stripper ring, the finished product of messenger's adhesion on the convex mould piece drops automatically simultaneously.

Description

Aluminium foil cutlery box stamping die

Technical Field

The utility model relates to a stamping die technical field, concretely relates to aluminium foil cutlery box stamping die.

Background

In the forming process of the aluminum foil lunch box, the aluminum foil is formed into a set shape at one time through the pressing of the movable die and the static die, and then the formed product is taken down and another unformed aluminum foil is put on. In the actual production process, after the movable mould is separated from the static mould, a finished product is sometimes adhered to a convex mould block on the movable mould and sometimes adhered to a concave mould cavity of the static mould, and the finished product is adhered to the static mould or the movable mould, so that manual demoulding is needed, and the forming efficiency is seriously influenced.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to provide a stamping die for aluminum foil lunch boxes.

The utility model discloses the technical scheme who adopts does:

the utility model provides an aluminium foil cutlery box stamping die, includes the fixed plate, the lower surface of fixed plate is connected with the movable mould that can follow vertical direction reciprocating motion be equipped with quiet mould under the movable mould, the upper surface of quiet mould is equipped with the die cavity, be equipped with on the lower surface of movable mould with die cavity matched with convex mould piece, the outside cover of convex mould piece is equipped with the stripper ring, the stripper ring links to each other with the bottom of connecting rod, the top of connecting rod links to each other with the fixed plate, be equipped with in the quiet mould with the communicating mounting groove in die cavity, locate reset spring I in the mounting groove, the top of reset spring I is equipped with the mold insert.

Preferably, the connecting rod includes outer sleeve, interior slide bar and reset spring II, on the slide bar was located to reset spring II cover, and reset spring II's top and outer sleeve link to each other, the bottom links to each other with the drawing of patterns ring, the bottom of interior slide bar links to each other with the drawing of patterns ring, the top links to each other with the slider of sliding connection in the outer sleeve.

Preferably, the movable mould side is equipped with the connecting plate, be equipped with guide bar I on the drawing of patterns ring, the top of guide bar runs through the connecting plate, just the cover is equipped with reset spring III on the guide bar, reset spring III's the coefficient of stiffness is 2 ~ 4 times of reset spring II's the coefficient of stiffness.

Preferably, the connecting rod is a telescopic rod, a connecting plate is arranged on the side face of the movable die, and a return spring III is arranged between the connecting plate and the demoulding ring.

Preferably, the upper surface of the static mold is provided with a positioning groove coaxial with the cavity of the female mold.

Preferably, the movable mold is provided with four guide sleeves in a rectangular array, the stationary mold is provided with four guide rods II in a matrix array, and the top ends of the guide rods II are slidably connected in the guide sleeves.

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

1. the utility model discloses the cover is equipped with the stripper ring on the convex mould piece, and this stripper ring links to each other with the fixed plate through the connecting rod that can follow vertical direction extension for the stripper ring can compress tightly aluminium foil edge when movable mould and quiet mould compound die, and when movable mould and quiet mould separation, through the limiting displacement of connecting rod to the stripper ring, the finished product of messenger's adhesion on the convex mould piece drops automatically simultaneously.

2. The utility model discloses be equipped with the mounting groove the same with the die cavity on quiet mould to be equipped with reset spring I in the mounting groove, the mold insert through I top of reset spring will be ejecting with the finished product of quiet mould adhesion, from having realized off-the-shelf automatic demoulding.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a connecting rod;

FIG. 3 is a reference diagram of the present invention in use;

1 is the fixed plate, 2 is the movable mould, 3 is quiet mould, 4 is the die cavity, 5 is the convex mould piece, 6 is the stripper ring, 7 is the connecting rod, 8 is the mounting groove, 9 is reset spring I, 10 is the mold insert, 11 is the cutlery box, 12 is the sleeve, 13 is the interior slide bar, 14 is reset spring II, 15 is the slider, 16 is the connecting plate, 17 is guide bar I, 18 is reset spring III, 19 is the constant head tank, 20 is the uide bushing, 21 is guide bar II.

Detailed Description

The following embodiments are only intended to illustrate the present invention in detail, and do not limit the scope of the present invention in any way. The unit module components, structures, mechanisms, sensors and other devices referred to in the following examples are all conventional and commercially available products unless otherwise specified.

Example (b): as shown in fig. 1-3, an aluminum foil lunch box stamping die comprises a fixed plate 1, a stationary die 3 and a movable die 2 capable of reciprocating in a vertical direction, wherein the lower surface of the fixed plate 1 is connected with the movable die 2, the stationary die 3 is arranged right below the movable die 2, the upper surface of the stationary die 3 is provided with a female die cavity 4, the lower surface of the movable die 2 is provided with a male die block 5 matched with the female die cavity 4, the outer side of the male die block 5 is sleeved with a demoulding ring 6, the demoulding ring 6 is connected with the bottom end of a connecting rod 7, the top end of the connecting rod 7 is connected with the fixed plate 1, the stationary die 3 is internally provided with a mounting groove 8 communicated with the female die cavity 4, the mounting groove 8 is internally provided with a return spring i 9, and the; in the separation process of the movable mold 2 and the static mold 3, under the elastic action of the return spring I9, the insert 10 slowly jacks up the formed lunch box 11, so that the lunch box 11 is conveniently demoulded.

In this embodiment, in order to facilitate the separation of the formed lunch box 11 from the convex module 5, the connecting rod 7 comprises an outer sleeve 12, an inner sliding rod 13 and a return spring ii 14, the return spring ii 14 is sleeved on the inner sliding rod 13, the top end of the return spring ii 14 is connected with the outer sleeve 12, the bottom end of the return spring ii 14 is connected with the demolding ring 6, the bottom end of the inner sliding rod 13 is connected with the demolding ring 6, the top end of the return spring ii is connected with a sliding block 15 in the outer sleeve 12 in a sliding manner, an opening at the bottom end of the outer sleeve 12 is smaller than the sliding block 15, so that the sliding block 15 is prevented from sliding out of the outer.

In order to enable the demoulding ring 7 to move downwards along with the convex die block 5 and play a role in edge pressing on the aluminum foil, a connecting plate 16 is arranged on the side face of the movable die 2, a guide rod I17 is arranged on the demoulding ring 6, the top end of the guide rod I17 penetrates through the connecting plate 16 and then is in sliding connection with the connecting plate 16, a return spring III 18 is sleeved on the guide rod I17, and the stiffness coefficient K1 of the return spring III 18 is 2-4 times that of the stiffness coefficient K2 of a return spring II 14.

In other embodiments, in order to facilitate the placement of the aluminum foil, a positioning groove 19 is provided on the upper surface of the stationary mold 3, coaxially with the cavity 4.

In other embodiments, in order to ensure that the male die block 5 is coaxial with the female die cavity 4, four guide sleeves 20 in a rectangular array are arranged on the movable die 2, four guide rods ii 21 in a matrix array are arranged on the stationary die 3, and the top ends of the guide rods ii 21 are slidably connected in the guide sleeves 20.

In other embodiments, the connecting rod 7 can also be a telescopic rod, the side surface of the movable mold 2 is provided with a connecting plate 16, and a return spring III 18 is arranged between the connecting plate 16 and the stripper ring 6.

The operation and use method of the stamping die comprises the following steps:

as shown in fig. 3, when the lunch box 11 is formed, firstly, the aluminum foil is placed in the positioning groove 19, then the movable mold 2 moves downwards along the vertical direction, in the downward movement process of the movable mold 2, the connecting plate 16 moves downwards under the driving of the movable mold 2 and extrudes the return spring iii 18, the demoulding ring 6 moves downwards slowly under the action of the return spring iii 18, the extension of the demoulding ring 6 is stopped until the connecting rod 7 extends to the maximum length, and at this time, the lower surface of the demoulding ring 6 is in contact with the upper surface of the aluminum foil; the movable mold 2 drives the convex mold block 5 to contact with the aluminum foil and downwardly extrude the aluminum foil until the aluminum foil is molded into the lunch box 11.

In the movable mould 2 rebound and 3 separation processes of quiet mould, under the effect of reset spring II 14, connecting rod 7 resumes the normal position, when cutlery box 11 takes place the adhesion with die cavity 4, mold insert 10 slowly will the cutlery box 11 jack-up after the shaping under the elastic action of reset spring I9, so that cutlery box 11 and die cavity 4's separation, when cutlery box 11 takes place the adhesion with convex mould piece 5, in cutlery box 11 along with the ascending in-process of convex mould piece 5, the edge and the drawing of patterns ring 6 contact of cutlery box 11, and with convex mould piece 5 separation along with the continuation of convex mould piece 5 rises.

Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent replacements made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides an aluminium foil cutlery box stamping die, includes the fixed plate, the lower surface of fixed plate is connected with can follow vertical direction reciprocating motion's movable mould be equipped with quiet mould under the movable mould, the upper surface of quiet mould is equipped with die cavity, be equipped with on the lower surface of movable mould with die cavity matched with convex mould piece, its characterized in that: the die comprises a convex die block and is characterized in that a demoulding ring is sleeved on the outer side of the convex die block and is connected with the bottom end of a connecting rod, the top end of the connecting rod is connected with a fixing plate, a mounting groove communicated with a concave die cavity is formed in a static die, a reset spring I is arranged in the mounting groove, and an insert is arranged at the top end of the reset spring I.

2. The aluminum foil lunch box stamping die of claim 1, wherein: the connecting rod includes outer sleeve, interior slide bar and reset spring II, II covers of reset spring are located on the slide bar, and the top of reset spring II links to each other with the outer sleeve, the bottom links to each other with the drawing of patterns ring, the bottom of interior slide bar links to each other with the drawing of patterns ring, the top links to each other with the slider of sliding connection in the outer sleeve.

3. The aluminum foil lunch box stamping die of claim 2, wherein: the side of movable mould is equipped with the connecting plate, be equipped with guide bar I on the drawing of patterns ring, the connecting plate is run through on the top of guide bar, just the cover is equipped with reset spring III on the guide bar, reset spring III's the coefficient of stiffness is 2 ~ 4 times of reset spring II's the coefficient of stiffness.

4. The aluminum foil lunch box stamping die of claim 1, wherein: the connecting rod is a telescopic rod, a connecting plate is arranged on the side face of the movable die, and a reset spring III is arranged between the connecting plate and the demoulding ring.

5. The aluminum foil lunch box stamping die of claim 1, wherein: and the upper surface of the static die is provided with a positioning groove which is coaxial with the cavity of the female die.

6. The aluminum foil lunch box stamping die of claim 1, wherein: the movable mould is provided with four guide sleeves in a rectangular array, the static mould is provided with four guide rods II in a matrix array, and the top ends of the guide rods II are connected in the guide sleeves in a sliding mode.