CN218487019U

CN218487019U - Stamping die for automobile support bottom plate

Info

Publication number: CN218487019U
Application number: CN202222391022.8U
Authority: CN
Inventors: 雷玉红; 徐波
Original assignee: Xiangyang Leili Mould Machinery Co ltd
Current assignee: Xiangyang Leili Mould Machinery Co ltd
Priority date: 2022-09-08
Filing date: 2022-09-08
Publication date: 2023-02-17
Anticipated expiration: 2032-09-08

Abstract

The utility model provides a vapour vehicle support bottom plate stamping die, including last mould subassembly and bed die subassembly, it includes mould and stop gear to go up the mould subassembly, the below of going up the mould is provided with first punching press region and second punching press region, first punching press region is higher than second punching press region, the bed die subassembly includes fixed module and movable mould piece, the upper end of movable mould piece is provided with first bearing surface and second bearing surface, stop gear nestification is in second punching press region, and with the second bearing surface corresponds. When going up the mould subassembly and punching press the machined part, first punching press is regional big to machined part punching press degree of depth, consequently moves down at last mould subassembly in-process, forms through the spacing mechanism in the regional department of second punching press and carries out spacing use to the machined part between second punching press region and second bearing surface, effectively avoids the machined part to produce the problem that offset or upwarp, improves stamping forming efficiency.

Description

Stamping die for automobile support bottom plate

Technical Field

The utility model relates to a stamping die technical field especially relates to an automobile support bottom plate stamping die.

Background

The stamping die is a process equipment for processing materials into parts in cold stamping processing. Stamping is the application of pressure to a material at room temperature using a die mounted on a press to cause separation or plastic deformation of the material to obtain the desired part.

The utility model discloses a current utility model patent of grant bulletin number CN206936162U discloses a stamping die of car flexible axle support, through assembling into a holistic mould with four die plates, can be to same series of parts, the difference of punching press position characteristic, changes a certain mould board alone, need not make whole mould again. However, in the using process of the die, the workpiece cannot be effectively limited, and when the die is used for stamping, the position of the part of the workpiece is easy to deviate or upwarp, so that in the stamping process of the die, the workpiece needs to be limited, and the workpiece is prevented from deviating or upwarping.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a can carry out the vapour car support bottom plate stamping die to the machined part is spacing to can not effectively form in the current stamping die to the machined part, there is the machined part to take place offset or the problem that upwarps.

The technical scheme of the utility model is realized like this: the utility model provides an automobile support bottom plate stamping die, which comprises an upper die component and a lower die component, wherein,

the upper die assembly comprises an upper die and a limiting mechanism, a first stamping area and a second stamping area are arranged below the upper die, and the first stamping area is higher than the second stamping area;

the lower die assembly comprises fixed die blocks and movable die blocks, the fixed die blocks are arranged at intervals in two groups, the movable die blocks are arranged between the two groups of fixed die blocks, and the movable die blocks can move up and down relative to the fixed die blocks;

the upper end of the movable module is provided with a first pressure-bearing surface and a second pressure-bearing surface, the first pressure-bearing surface corresponds to a first stamping area, and the second pressure-bearing surface corresponds to a second stamping area;

the limiting mechanism is nested in the second stamping area and corresponds to the second pressure bearing surface;

the limiting mechanism comprises a limiting column, a rebound plate, a spring and a limiting barrel, the rebound plate is arranged in the limiting barrel, and the outer side of the rebound plate is connected with the inner wall of the limiting barrel in a sliding manner;

two ends of the spring are respectively connected with one end of the rebound plate and the upper end of the inner part of the limiting cylinder;

the opening of the limiting cylinder faces downwards, one end of the limiting column is upwards inserted into the limiting cylinder and is connected with the rebound plate, and the other end of the limiting column downwards extends and is abutted to the second bearing surface.

On the basis of the technical scheme, preferably, the upper die assembly further comprises an upper die plate and a connecting piece, the upper die plate is mounted at the upper end of the upper die, the lower end of the upper die plate is provided with four connecting grooves, and the four connecting grooves correspond to each other in a cross shape;

the upper end of the upper die is provided with a mounting groove corresponding to the connecting groove, and two ends of the connecting piece are respectively nested in the connecting groove and the mounting groove.

On the basis of the technical scheme, preferably, the lower die assembly further comprises a bottom plate, a lower die plate and a positioning pin, the bottom plate is installed at the lower end of the positioning module, and the upper end of the lower die plate is fixedly connected with the lower end of the bottom plate;

the locating pin is relative the second bearing surface sets up in the cover half piece, just the locating pin is provided with a plurality of.

On the basis of the technical scheme, the positioning device preferably further comprises positioning blocks, wherein the positioning blocks are fixedly connected to two sides of the upper end of the fixed module and are located at the same horizontal position.

Still further preferably, the fixed die further comprises a supporting block, supporting grooves are arranged on two sides of the interior of the fixed die block in a penetrating mode, and the supporting block is installed in the supporting grooves.

On the basis of the above technical scheme, preferably, still include guiding mechanism, guiding mechanism is provided with a plurality ofly and installs go up between mould assembly and the lower mould assembly all around.

Further preferably, the guide mechanism comprises a guide sleeve and a guide rod, and the guide sleeve is arranged on the periphery of the lower end of the upper template at the upper die assembly;

the guide rod is installed around the upper end of the lower die plate at the lower die assembly, and the inner wall of the guide sleeve is connected with the outer end of the guide rod in a sliding mode.

On the basis of the technical scheme, the die assembly preferably further comprises a plurality of ejector rods, and the ejector rods are arranged below the lower die assembly;

the upper end of ejector pin runs through to in the stationary module, just the upper end of ejector pin with the lower extreme of movable module is connected.

The utility model discloses a vapour vehicle support bottom plate stamping die has following beneficial effect for prior art:

(1) Through setting up stop gear, go up the mould subassembly when the machined part punching press, first punching press is regional big to machined part punching press degree of depth, consequently moves down at last mould subassembly in-process, forms through the spacing mechanism in the regional department of second punching press and carries out spacing use to the machined part between second punching press region and second bearing surface, effectively avoids the machined part to produce the problem of skew or upwarp, improves stamping forming efficiency.

(2) Set up cope match-plate pattern and connecting piece, the both ends of connecting piece are nested respectively in spread groove and mounting groove for cope match-plate pattern and last mould aggregate erection make the fluting area that cope match-plate pattern and last mould are connected reduce, keep under the unchangeable circumstances of cope match-plate pattern thickness with the convenient installation of last mould and use, effectively avoid causing the cope match-plate pattern to take place deformation because of the stamping force is too big.

(3) The positioning pin is arranged, the position of the part of the workpiece in the second stamping area is limited through the positioning pin, and the workpiece is prevented from deviating to cause stamping influence.

(4) Set up the supporting shoe, the inside both sides of cover half piece of bed die subassembly run through and are provided with the support groove, and the supporting shoe is installed in supporting the inslot, effectively avoids cover half piece to produce deformation in stamping process to influence the stamping forming effect of machined part.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a perspective view of an upper die assembly of the stamping die for the bottom plate of the automobile bracket of the present invention;

fig. 2 is a sectional view of the stamping die for the bottom plate of the automobile bracket of the present invention;

fig. 3 is a sectional view of the limiting mechanism of the stamping die for the bottom plate of the automobile bracket of the invention;

fig. 4 is a perspective view of an upper mold plate of the stamping mold for the bottom plate of the automobile bracket of the present invention;

fig. 5 is a perspective view of a lower mold assembly of the stamping mold for the bottom plate of the automobile bracket of the present invention;

fig. 6 is a perspective view of the stamping die for the bottom plate of the automobile bracket of the present invention;

fig. 7 is an enlarged view of a structure at a in fig. 1.

In the drawing, an upper die assembly 1, an upper die 11, a first stamping region 111, a second stamping region 112, a mounting groove 113, a limiting mechanism 12, a limiting column 121, a rebound plate 122, a spring 123, a limiting cylinder 124, an upper die plate 13, a connecting groove 131, a connecting piece 14, a lower die assembly 2, a fixed die block 21, a movable die block 22, a first pressure-bearing surface 221, a second pressure-bearing surface 222, a bottom plate 23, a lower die plate 24, a positioning pin 25, a positioning block 26, a supporting block 27, a guiding mechanism 3, a guiding sleeve 31, a guiding rod 32 and a push rod 4.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.

As shown in fig. 1-7, the utility model discloses a vapour vehicle support bottom plate stamping die, including last mould subassembly 1 and bed die subassembly 2.

Go up mould subassembly 1 and include mould 11 and stop gear 12, the below of going up mould 11 is provided with first punching press region 111 and second punching press region 112, first punching press region 111 is higher than second punching press region 112, bed die subassembly 2 includes fixed module 21 and movable mould 22, fixed module 21 interval is provided with two sets ofly, movable mould 22 sets up between two sets of fixed module 21, movable mould 22 can reciprocate relative fixed module 21, form stamping die through going up mould subassembly 1 and bed die subassembly 2, carry out stamping forming operation to the machined part, when carrying out stamping operation, the machined part is placed on fixed module 21, the same horizontal position in fixed module 21 upper end is adjusted to the upper end of movable mould 22, form and support the use to the machined part, make the machined part level place.

The upper end of the movable die block 22 is provided with a first pressure-bearing surface 221 and a second pressure-bearing surface 222, the first pressure-bearing surface 221 corresponds to the first stamping region 111, the second pressure-bearing surface 222 corresponds to the second stamping region 112, the limiting mechanism 12 is nested in the second stamping region 112 and corresponds to the second pressure-bearing surface 221, when the upper die assembly 1 stamps a workpiece, the stamping depth of the first stamping region 111 to the workpiece is large, and therefore in the process that the upper die assembly 1 moves downwards, the limiting mechanism 12 at the second stamping region 112 is formed to limit the part of the workpiece between the second stamping region 112 and the second pressure-bearing surface 221.

The limiting mechanism 12 comprises a limiting column 121, a rebound plate 122, a spring 123 and a limiting barrel 124, wherein the rebound plate 122 is installed inside the limiting barrel 124, the outer side of the rebound plate 122 is slidably connected with the inner wall of the limiting barrel 124, two ends of the spring 123 are respectively connected with one end of the rebound plate 122 and the upper end inside the limiting barrel 124, an opening of the limiting barrel 124 faces downwards, one end of the limiting column 111 is inserted upwards into the limiting barrel 124 and connected with the rebound plate 122, the other end of the limiting column extends downwards and abuts against the second bearing surface 221, when the upper die assembly 1 moves downwards, the limiting mechanism 12 moves downwards along with the limiting column 121, the limiting column 121 at the rebound plate 122 acts on the part of the workpiece on the second bearing surface 222, and the rebound force is formed by the spring 123 in the limiting barrel 124 and fed back to the rebound plate 122, so that the limiting column 121 is limited in the second bearing surface, thereby facilitating the first stamping region 111 of the upper die 11 to further stamp the workpiece on the first bearing surface 221, and effectively avoiding the workpiece position offset or the problem of the workpiece, improving the efficiency of the upper die assembly, and facilitating the release of the rebound force when the upper die assembly 121 and the punch forming of the upper die, and facilitating the punch forming of the workpiece.

As a preferred embodiment, the upper mold assembly 1 further includes an upper mold plate 13 and a connecting member 14, the upper mold plate 13 is installed at the upper end of the upper mold 11, the lower end of the upper mold plate 13 is provided with four connecting grooves 131, and the connecting grooves 131 correspond to each other in a cross shape, the upper end of the upper mold 11 and the corresponding connecting grooves 131 are provided with mounting grooves 113, two ends of the connecting member 14 are respectively nested in the connecting grooves 131 and the mounting grooves 113, so that the upper mold plate 13 and the upper mold 11 are assembled and installed, and the upper mold plate 13 is provided with four connecting grooves 131 for connection, so that the groove area of the upper mold plate 13 connected with the upper mold 11 is reduced, so that the thickness of the upper mold plate 13 is maintained unchanged, and the upper mold plate 13 is conveniently installed and used with the upper mold 11, and deformation of the upper mold plate 13 caused by too large stamping force is effectively avoided.

As a preferred embodiment, the lower mold assembly 2 further includes a bottom plate 23, a lower mold plate 24 and a positioning pin 25, the bottom plate 23 is installed at the lower end of the fixed mold block 21, the upper end of the lower mold plate 24 is fixedly connected with the lower end of the bottom plate 23, the positioning pin 25 is arranged in the fixed mold block 21 relative to the second bearing surface 222, a plurality of positioning pins 25 are arranged, a fabrication hole is formed in a machined part during machining, and the positioning pin 25 penetrates through the fabrication hole at the machined part, so as to avoid the machined part from shifting and causing stamping influence.

Specifically, still including locating piece 26 and supporting shoe 27, locating piece 26 fixed connection is in the upper end both sides of deciding module 21, and locating piece 26 forms the assistance-localization real-time through locating piece 26 and uses, and the inside both sides of deciding module 21 are run through and are provided with the support groove, and supporting shoe 27 is installed in supporting the inslot, effectively avoids deciding module 21 and produces deformation in stamping process to influence the stamping forming effect of machined part.

As a preferred embodiment, the device also comprises a guide mechanism 3, wherein the guide mechanism 3 is provided with a plurality of parts and is arranged around the upper die assembly 1 and the lower die assembly 2, and the guide mechanism 3 is used for forming auxiliary guide for the up-and-down movement of the upper die assembly 1 relative to the lower die assembly 2.

Specifically, guiding mechanism 3 includes uide bushing 31 and guide bar 32, and uide bushing 31 is installed around the lower extreme of cope match-plate pattern 13 in last mould subassembly 1 department, and guide bar 32 is installed around the upper end of lower bolster 24 in lower mould subassembly 2 department, and the inner wall of uide bushing 31 and the outer end sliding connection of guide bar 32, and when going up mould subassembly 1 and reciprocating, cope match-plate pattern 13 reciprocated, and uide bushing 31 in cope match-plate pattern 13 department reciprocates in guide bar 32 department, forms supplementary direction and supports.

As a preferred embodiment, the stamping die further comprises a plurality of ejector rods 4, the ejector rods 4 are arranged below the lower die assembly 2, the upper ends of the ejector rods 4 penetrate into the fixed die block 21, the upper ends of the ejector rods 4 are connected with the lower end of the movable die block 22, and the ejector rods 4 move the movable die block 22 up and down, so that a workpiece is effectively ejected after stamping and forming of the workpiece.

The utility model discloses a theory of operation does: form stamping die through last mould subassembly 1 and lower mould subassembly 2, carry out stamping forming operation to the machined part, when carrying out stamping operation, the machined part is placed on cover half module 21, the upper end of movable mould 22 is adjusted to same horizontal position in cover half module 21 upper end, it supports the use to form to the machined part, go up mould subassembly 1 when punching press the machined part, first punching press is regional 111 big to machined part punching press degree of depth, consequently, in the in-process that moves down at last mould subassembly 1, it carries out spacing use to the machined part between second punching press region 112 and second bearing surface 221 to locate stop gear 12 through second punching press region 112, ejector pin 4 reciprocates movable mould subassembly 22, thereby after the stamping forming of machined part, effectively ejecting machined part.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an automotive support bottom plate stamping die which characterized in that: comprises an upper die component (1) and a lower die component (2), wherein,

the upper die assembly (1) comprises an upper die (11) and a limiting mechanism (12), a first stamping area (111) and a second stamping area (112) are arranged below the upper die (11), and the first stamping area (111) is higher than the second stamping area (112);

the lower die assembly (2) comprises fixed die blocks (21) and movable die blocks (22), two groups of fixed die blocks (21) are arranged at intervals, the movable die blocks (22) are arranged between the two groups of fixed die blocks (21), and the movable die blocks (22) can move up and down relative to the fixed die blocks (21);

the upper end of the movable die block (22) is provided with a first pressure bearing face (221) and a second pressure bearing face (222), the first pressure bearing face (221) corresponds to the first stamping area (111), and the second pressure bearing face (222) corresponds to the second stamping area (112);

the limiting mechanism (12) is nested in the second stamping area (112) and corresponds to the second pressure bearing face (222);

the limiting mechanism (12) comprises a limiting column (121), a rebound plate (122), a spring (123) and a limiting barrel (124), the rebound plate (122) is installed inside the limiting barrel (124), and the outer side of the rebound plate (122) is in sliding connection with the inner wall of the limiting barrel (124);

two ends of the spring (123) are respectively connected with one end of the rebound plate (122) and the upper end of the inside of the limiting cylinder (124);

the opening of the limiting cylinder (124) faces downwards, one end of the limiting column (121) is upwards inserted into the limiting cylinder (124) and connected with the rebound plate (122), and the other end of the limiting column extends downwards and abuts against the second pressure bearing surface (222).

2. The automotive bracket bottom plate stamping die of claim 1, wherein: the upper die assembly (1) further comprises an upper die plate (13) and connecting pieces (14), the upper die plate (13) is installed at the upper end of the upper die (11), connecting grooves (131) are formed in the lower end of the upper die plate (13), and four connecting grooves (131) are arranged and correspond to each other in a cross shape;

the upper die is characterized in that an installation groove (113) is formed in the upper end of the upper die (11) and corresponds to the connection groove (131), and two ends of the connecting piece (14) are respectively nested in the connection groove (131) and the installation groove (113).

3. The automotive bracket floor stamping die of claim 1, wherein: the lower die assembly (2) further comprises a bottom plate (23), a lower template (24) and a positioning pin (25), the bottom plate (23) is installed at the lower end of the fixed die block (21), and the upper end of the lower template (24) is fixedly connected with the lower end of the bottom plate (23);

the positioning pin (25) is arranged in the fixed module (21) relative to the second pressure bearing surface (222), and a plurality of positioning pins (25) are arranged.

4. The automotive bracket bottom plate stamping die of claim 3, wherein: the device is characterized by further comprising positioning blocks (26), wherein the positioning blocks (26) are fixedly connected to two sides of the upper end of the fixed module (21), and the positioning blocks (26) are located at the same horizontal position.

5. The automotive bracket bottom plate stamping die of claim 3, wherein: the fixed die block is characterized by further comprising supporting blocks (27), supporting grooves are arranged on two sides of the interior of the fixed die block (21) in a penetrating mode, and the supporting blocks (27) are installed in the supporting grooves.

6. The automotive bracket bottom plate stamping die of claim 1, wherein: still include guiding mechanism (3), guiding mechanism (3) are provided with a plurality ofly and install go up between mould subassembly (1) and lower mould subassembly (2) all around.

7. The automotive bracket floor stamping die of claim 6, wherein: the guide mechanism (3) comprises a guide sleeve (31) and a guide rod (32), and the guide sleeve (31) is arranged on the periphery of the lower end of the upper template (13) at the upper die assembly (1);

the guide rod (32) is installed on the periphery of the upper end of the lower template (24) at the lower die assembly (2), and the inner wall of the guide sleeve (31) is connected with the outer end of the guide rod (32) in a sliding mode.

8. The automotive bracket bottom plate stamping die of claim 1, wherein: the mould further comprises a plurality of ejector rods (4), wherein the ejector rods (4) are arranged, and the ejector rods (4) are arranged below the lower mould component (2);

the upper end of the ejector rod (4) penetrates into the fixed module (21), and the upper end of the ejector rod (4) is connected with the lower end of the movable module (22).