CN111215525B

CN111215525B - Small-size stamping die of a mould multi-purpose formula

Info

Publication number: CN111215525B
Application number: CN202010178284.9A
Authority: CN
Inventors: 林秋红
Original assignee: Zhejiang Lianda Mould Co ltd
Current assignee: Zhejiang Lianda mould Co.,Ltd.
Priority date: 2020-03-14
Filing date: 2020-03-14
Publication date: 2021-09-14
Anticipated expiration: 2040-03-14
Also published as: CN111215525A

Abstract

The invention relates to the technical field of stamping dies, in particular to a multipurpose small stamping die, which comprises an upper die plate and a lower die plate, wherein the upper die plate and the lower die plate are arranged in the same way, a plurality of mounting grooves are formed in the upper die plate and the lower die plate, a die plate with the surface flush with the top of each mounting groove is inserted in each mounting groove, a die is arranged on one surface of each die plate, which is far away from the bottom surface of each mounting groove, the bottom of each die plate is vertically connected with a connecting rod, each connecting rod penetrates through a jack formed in the bottom of each mounting groove and is in sliding fit with the inner wall of each jack, and the end part of each connecting rod is matched with a limiting mechanism arranged on the upper die plate or the lower die plate. The invention can realize multiple purposes by one module and reduce the production cost.

Description

Small-size stamping die of a mould multi-purpose formula

Technical Field

The invention relates to the field of stamping dies, in particular to a small stamping die with multiple purposes.

Background

The stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping processing, and is called a cold stamping die (commonly called a cold stamping die). Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation of the material, thereby obtaining a desired part. When stamping forming is carried out on metal plates in the prior art, in order to meet the requirement of batch production, a special stamping die is needed, for parts made of some metal plates, a plurality of holes or grooves are formed on the parts in a stamping mode, most areas are not subjected to stamping deformation, however, die sinking is required to be carried out again even if some small changes are carried out, the cost is increased, the die elimination speed is high, and great waste is caused.

Disclosure of Invention

The invention aims to solve the defect of resource waste in the prior art, and provides a small stamping die with multiple purposes.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: the utility model provides a small-size stamping die of multi-purpose formula of a mould, includes cope match-plate pattern and lower bolster, cope match-plate pattern and lower bolster setting are the same, all be equipped with a plurality of mounting grooves on cope match-plate pattern and the lower bolster, the top parallel and level's of surface and mounting groove template is equipped with in the mounting groove interpolation, the template is kept away from the one side of mounting groove bottom and is equipped with the model, the bottom of template is connected with the connecting rod perpendicularly, the connecting rod pass the jack that the mounting groove bottom was seted up and with the inner wall sliding fit of jack, the stop gear cooperation that sets up on the tip of connecting rod and cope match-plate pattern or the lower bolster.

Preferably, stop gear is including installing the pole, set up the coaxial spout with it on the terminal surface of installation pole, the spout interpolation is equipped with sliding fit's gag lever post with it, the gag lever post extends to the spout and in the locating hole of seting up on the tip inserts wedge slider lateral wall outward, the tip fixed connection of wedge slider and connecting rod, be fixed with the limiting plate on the gag lever post, the cover is equipped with the spring on the gag lever post between the tip of limiting plate and installation pole, be equipped with the guiding mechanism that makes the installation pole extend its axial translation on cope match-plate pattern and the lower bolster.

Preferably, guiding mechanism includes the installation piece, be equipped with the through-hole on the installation piece, installation pole cartridge is in the through-hole, the inner wall sliding fit of installation pole and through-hole, the inclined hole has been seted up in the installation pole, the inclined hole is the acute angle contained angle with the axis of installation pole, the inclined hole cartridge has the control lever, the one end of control lever is connected with the link jointly, be equipped with the actuating mechanism that the drive link removed along the direction of perpendicular cope match-plate pattern or lower bolster surface on cope match-plate pattern and the lower bolster.

Preferably, the driving mechanism comprises a first hydraulic cylinder, one end of the first hydraulic cylinder is fixedly connected with the middle part of the connecting frame, the other end of the first hydraulic cylinder is vertically connected with the surface of the upper template or the lower template, and a plurality of telescopic rods are vertically connected between the edge of the connecting frame and the surface of the upper template or the lower template.

Preferably, the model is a die cavity, a pressing block or a plane, and the cross section of the connecting rod is non-circular.

Preferably, the edge of the end face of the upper template is provided with an inner conical surface, and the edge of the end face of the lower template is provided with an outer conical surface matched with the inner conical surface in shape.

Preferably, a support is connected to one side of the upper template and the lower template, which is far away from the die cavity, and a second hydraulic cylinder is connected to the support of the upper template.

Preferably, the edge of the upper template is connected with a plurality of first connecting plates, the edge of the lower template is connected with a plurality of second connecting plates, the second connecting plates are vertically connected with guide rods, and the guide rods penetrate through round holes formed in the first connecting plates and are in sliding fit with the inner walls of the round holes.

Compared with the prior art, the invention has the following beneficial effects:

1. the die comprises an upper die plate and a lower die plate, wherein the upper die plate and the lower die plate are pressed together by external pressure to realize punch forming, the die plates are arranged on the upper die plate and the lower die plate through mounting grooves, and the die plates are movably arranged, so that a required die can be replaced in a disassembling mode without scrapping the whole die when a new process is replaced, and the switching between adjacent dies can be realized by replacing, thereby realizing multiple purposes of one die;

2. the template sets up to the top parallel and level with the mounting groove, can carry out nimble selection like this as required, for example sets the model to lug, recess or plane, can reach different punching press effects.

Drawings

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

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

FIG. 3 is a schematic view of the present invention at the upper platen;

FIG. 4 is a schematic view of the structure at the lower platen of the present invention;

FIG. 5 is a schematic view of the structure at A in FIG. 4;

fig. 6 is a schematic view of the structure at the template.

In the figure: the die comprises an upper die plate 1, a mounting rod 2, a connecting frame 3, a first hydraulic cylinder 4, a second hydraulic cylinder 5, a support 6, an expansion rod 7, a sliding chute 8, a first connecting plate 9, a control rod 10, a die plate 11, a die groove 12, a mounting groove 13, a guide rod 14, an outer conical surface 15, a lower die plate 16, a pressing block 17, an inner conical surface 18, a second connecting plate 19, a mounting block 20, a spring 21, a connecting rod 22, a positioning hole 23, a wedge-shaped sliding block 24, a limiting plate 25, a limiting rod 26 and an inclined hole 27.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1-6, the small-sized stamping die with multiple functions comprises an upper die plate 1 and a lower die plate 16, wherein the upper die plate 1 and the lower die plate 16 are arranged in the same manner, a plurality of mounting grooves 13 are formed in the upper die plate 1 and the lower die plate 16, a die plate 11 with the surface being parallel to the top of each mounting groove 13 is inserted in each mounting groove 13, a die is arranged on one surface of the die plate 11, which is far away from the bottom surface of each mounting groove 13, the die is a die groove 12, a pressing block 17 or a plane, and the cross section of each connecting rod 22 is non-circular. The bottom of the template 11 is vertically connected with a connecting rod 22, the connecting rod 22 passes through an insertion hole formed in the bottom of the mounting groove 13 and is in sliding fit with the inner wall of the insertion hole, and the end part of the connecting rod 22 is matched with a limiting mechanism arranged on the upper template 1 or the lower template 16. The upper template and the lower template are pressed together by external pressure to realize punch forming, the templates 11 are installed on the upper template 1 and the lower template 16 through the installation grooves 13, and the templates 11 are movably installed, so that a required model can be replaced in a disassembling mode without scrapping the whole mold when a new process is replaced, switching between adjacent molds can be realized by replacing the templates 11, for example, the positions of holes between a product A and a product B are the same or similar, the hole diameters are different, cylinders with different diameters or positions are respectively arranged on the templates 11 on the upper template 1 to be replaced at the moment, and circular holes with different diameters or positions are respectively arranged on the templates 11 on the lower template 16, so that the mold is multipurpose; and template 11 sets up to the top parallel and level with mounting groove 13, can carry out nimble selection like this as required, for example set the model to lug, recess or plane, can reach different punching press effects, can cooperate when the model sets to lug and recess to form the groove or protruding, set to the plane and can reach the purpose of keeping the original shape of panel.

Stop gear includes installation pole 2, set up coaxial spout 8 with it on the terminal surface of

installation pole

2, 8 interpolation of spout are equipped with sliding fit's gag lever post 26 with it, gag lever post 26 extends to spout 8 outer and in the locating hole 23 that the tip seted up on the tip inserts wedge slider 24 lateral wall, wedge slider 24 and connecting rod 22's tip fixed connection, be fixed with limiting plate 25 on the gag lever post 26, the cover is equipped with spring 21 on the gag lever post 26 between the tip of limiting plate 25 and installation pole 2, be equipped with on cope match-plate pattern 1 and the lower bolster 16 and make installation pole 2 extend its axial translation's guiding mechanism. The limiting mechanism is used for positioning the template 11, when the template 11 is installed, the connecting rod 22 penetrates through the jack, the wedge-shaped sliding block 24 at the end part of the connecting rod 22 abuts against the end part of the limiting rod 26, and the limiting rod 26 slides along the surface of the wedge-shaped sliding block 24 until the end part is inserted into the positioning hole 23 formed in the side wall of the wedge-shaped sliding block 24, so that the template 11 is positioned and installed.

The adjusting mechanism comprises an installation block 20, a through hole is formed in the installation block 20, an installation rod 2 is inserted into the through hole, the installation rod 2 is in sliding fit with the inner wall of the through hole, an inclined hole 27 is formed in the installation rod 2, the inclined hole 27 and the axis of the installation rod 2 form an acute included angle, a control rod 10 is inserted into the inclined hole 27, one end of the control rod 10 is connected with a connecting frame 3 together, and a driving mechanism for driving the connecting frame 3 to move along the direction perpendicular to the surface of the upper template 1 or the lower template 16 is arranged on the upper template 1 and the lower template 16. The driving mechanism comprises a first hydraulic cylinder 4, one end of the first hydraulic cylinder 4 is fixedly connected with the middle of the connecting frame 3, the other end of the first hydraulic cylinder 4 is vertically connected with the surface of the upper template 1 or the lower template 16, and a plurality of telescopic rods 7 are vertically connected between the edge of the connecting frame 3 and the surface of the upper template 1 or the lower template 16. The adjustment mechanism is used for the dismantlement to template 11, when template 11 needs to be changed, first pneumatic cylinder 4 promotes link 3 and keeps away from cope match-plate pattern 1 or lower bolster 6 to make control lever 10 slide in inclined hole 27, install the pole 2 at this in-process and slide in the through-hole, thereby make gag lever post 26 follow roll-off in the locating hole 23, thereby make the wedge slider 24 of connecting rod 22 tip can move about, can dismantle template 11 promptly.

The end face edge of the upper template 1 is provided with an inner conical surface 18, and the end face edge of the lower template 16 is provided with an outer conical surface 15 matched with the inner conical surface 18 in shape. The upper template 1 and the lower template 16 are connected with a bracket 6 on the surfaces far away from the die cavity 12, and the bracket 6 of the upper template 1 is connected with a second hydraulic cylinder 5. The cooperation of the inner conical surface 18 and the outer conical surface 15 can facilitate accurate cooperation between the upper template 1 and the lower template 16, and the second hydraulic cylinder 5 is used for controlling the upper template 1 to be pressed down on the lower template 16.

The edge of the upper template 1 is connected with a plurality of first connecting plates 9, the edge of the lower template 16 is connected with a plurality of second connecting plates 19, the second connecting plates 19 are vertically connected with guide rods 14, and the guide rods 14 penetrate through round holes formed in the first connecting plates 9 and are in sliding fit with the inner walls of the round holes. The guide rods 14 are used for guiding the upper and lower templates during matching.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a small-size stamping die of a multi-purpose formula of mould, includes cope match-plate pattern (1) and lower bolster (16), its characterized in that, cope match-plate pattern (1) and lower bolster (16) set up the same, all be equipped with a plurality of mounting grooves (13) on cope match-plate pattern (1) and lower bolster (16), the top parallel and level template (11) of surface and mounting groove (13) are equipped with in mounting groove (13) interpolation, be equipped with the model on the one side of mounting groove (13) bottom surface is kept away from in template (11), the bottom of template (11) is connected with connecting rod (22) perpendicularly, connecting rod (22) pass the jack of seting up bottom mounting groove (13) and with the inner wall sliding fit of jack, the tip of connecting rod (22) and the stop gear cooperation that sets up on cope match-plate pattern (1) or lower bolster (16),

the limiting mechanism comprises an installation rod (2), a sliding groove (8) coaxial with the installation rod is formed in the end face of the installation rod (2), a limiting rod (26) in sliding fit with the sliding groove is inserted into the sliding groove (8), the limiting rod (26) extends out of the sliding groove (8) and the end of the limiting rod is inserted into a positioning hole (23) formed in the side wall of a wedge-shaped sliding block (24), the wedge-shaped sliding block (24) is fixedly connected with the end of a connecting rod (22), a limiting plate (25) is fixed on the limiting rod (26), a spring (21) is sleeved on the limiting rod (26) between the limiting plate (25) and the end of the installation rod (2), and an adjusting mechanism enabling the installation rod (2) to move axially is arranged on the upper die plate (1) and the lower die plate (16),

the adjusting mechanism comprises an installation block (20), a through hole is formed in the installation block (20), an installation rod (2) is inserted into the through hole, the installation rod (2) is in sliding fit with the inner wall of the through hole, an inclined hole (27) is formed in the installation rod (2), the inclined hole (27) and the axis of the installation rod (2) form an acute included angle, a control rod (10) is inserted into the inclined hole (27), one end of the control rod (10) is connected with a connecting frame (3) together, driving mechanisms for driving the connecting frame (3) to move along the direction vertical to the surface of the upper template (1) or the lower template (16) are arranged on the upper template (1) and the lower template (16),

the driving mechanism comprises a first hydraulic cylinder (4), one end of the first hydraulic cylinder (4) is fixedly connected with the middle of the connecting frame (3), the other end of the first hydraulic cylinder (4) is perpendicularly connected with the surface of the upper template (1) or the lower template (16), and a plurality of telescopic rods (7) are perpendicularly connected between the edge of the connecting frame (3) and the surface of the upper template (1) or the lower template (16).

2. A multi-purpose small-sized punching die according to claim 1, wherein the mold is a cavity (12), a pressing block (17) or a flat surface, and the cross section of the connecting rod (22) is non-circular.

3. A multi-purpose small-sized stamping die according to claim 1, wherein the end face edge of the upper die plate (1) is provided with an inner conical surface (18), and the end face edge of the lower die plate (16) is provided with an outer conical surface (15) which is matched with the inner conical surface (18) in shape.

4. The small multipurpose stamping die as claimed in claim 2, wherein the upper die plate (1) and the lower die plate (16) are connected with a bracket (6) on the surfaces far away from the die cavity (12), and the bracket (6) of the upper die plate (1) is connected with a second hydraulic cylinder (5).

5. The small stamping die with the multiple functions as claimed in claim 1, wherein the edge of the upper die plate (1) is connected with a plurality of first connecting plates (9), the edge of the lower die plate (16) is connected with a plurality of second connecting plates (19), the second connecting plates (19) are vertically connected with guide rods (14), and the guide rods (14) penetrate through round holes formed in the first connecting plates (9) and are in sliding fit with the inner walls of the round holes.