CN220426399U

CN220426399U - Stamping die for bending sheet metal parts

Info

Publication number: CN220426399U
Application number: CN202321751283.4U
Authority: CN
Inventors: 张宏伟
Original assignee: Shanghai Zhongji Precision Mold Co ltd
Current assignee: Shanghai Zhongji Precision Mold Co ltd
Priority date: 2023-07-05
Filing date: 2023-07-05
Publication date: 2024-02-02
Anticipated expiration: 2033-07-05

Abstract

The utility model relates to the technical field of stamping dies and discloses a stamping die for bending sheet metal parts, which comprises a lower die, wherein a template is fixed in an inner cavity of the lower die, a rebound mechanism is arranged below the inner cavity of the lower die, a bearing mechanism is arranged on the surface of the rebound mechanism, and a connecting frame is fixed on one side of the top of the lower die; according to the utility model, the formed sheet metal part can be ejected through the cooperation of the rebound mechanism and the bearing mechanism, so that the energy consumed by the die in use is reduced, and meanwhile, the upper die can be conveniently replaced under the cooperation of the limiting mechanism and the positioning mechanism, so that other auxiliary tools are not needed in the replacement process, the working efficiency is effectively improved when a worker replaces the upper die, and the problems that the energy consumption is excessive and the use is inconvenient in the use process of the existing die are solved.

Description

Stamping die for bending sheet metal parts

Technical Field

The utility model relates to the technical field of stamping dies, in particular to a stamping die for bending sheet metal parts.

Background

In industrial production, bending operation is often required to be carried out on metal workpieces such as pipe fittings, plates and the like, and at present, a plurality of bending machines for the plates have good bending effect. For the pipe fitting of the pin roll material, the pin roll material has larger bending rebound, so that the positioning and the forming have some difficulties.

Through the search, for example, chinese patent literature discloses a stamping die for sheet metal part bending [ application number: CN202223024342.6; publication No.: CN219074148U ]. This kind of stamping die for sheet metal part is bent, the on-line screen storage device comprises a base, the fixed case that is provided with in upper end of base, the fixed riser that is provided with in upper end of base, the fixed case top is provided with the connecting plate, the fixed mounting panel that is provided with in lower extreme of connecting plate, the mounting groove has been seted up to one side of mounting panel, the inside of mounting groove is provided with the extrusion piece, the fixed slide that is provided with in extrusion piece front end top, first through-hole has been seted up to the inside of mounting panel, the cavity has been seted up to the inside of fixed case, the fixed electric putter that is provided with in inside of cavity, the fixed push plate that is provided with in upper end of electric putter, the standing groove has been seted up to the top of fixed case, the pushing hole has been seted up to the tank bottom end.

The mould disclosed in this patent is when using, can be ejecting with the sheet metal component after taking shape, but still conveniently change the extrusion piece, but in the use, the sheet metal component that will punch out through electric putter's mode is ejecting, need carry out the circular telegram to electric putter always and use, thereby this mould has been increased the energy when using, and electric putter opens and closes in the use still needs the hydro-cylinder to mutually support, thereby it is comparatively loaded down with trivial details when leading to taking out the sheet metal component, it is inconvenient enough, simultaneously when changing the extrusion piece, through the mode of screw thread, need use appurtenance to take out it when changing, still need install with the help of appurtenance after changing, it is inconvenient when leading to the installation to change the extrusion piece.

Disclosure of Invention

The utility model aims to provide a stamping die for bending sheet metal parts, so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: stamping die that sheet metal component was bent, including the bed die, the inner chamber of bed die is fixed with the template, the below of bed die inner chamber is provided with rebound mechanism, rebound mechanism's surface is provided with receiving mechanism, one side at bed die top is fixed with the link, the top of link is fixed with elevating system, elevating system's output shaft runs through to the inboard of link and is fixed with the coupling shell, the inner chamber sliding connection of coupling shell has the sliding rail, the bottom of sliding rail is fixed with the mould, the mounting groove has been seted up to the inner chamber of coupling shell, the inner chamber of mounting groove is provided with stop gear, stop gear's surface is fixed with positioning mechanism.

Preferably, the rebound mechanism comprises a rebound groove, the rebound groove is positioned at the bottom of the inner cavity of the lower die, a compression spring is fixed in the inner cavity of the rebound groove, a rebound rod is fixed at the other end of the compression spring, and the surface of the rebound rod is in sliding connection with the inner wall of the rebound groove.

Preferably, the bearing mechanism comprises a bearing plate fixedly connected with the rebound rod, a connecting plate is fixed on the surface of the rebound rod, a through groove is formed in the surface of the template, and the bearing plate is matched with the through groove.

Preferably, the stop gear includes the limiting plate, limiting plate and the inner wall sliding connection of mounting groove, the top of limiting plate is fixed with the connecting rod, the other end of connecting rod runs through to the outside of coupling shell and is fixed with the roof, the bottom of roof is fixed with extension spring, extension spring's the other end and the fixed surface of coupling shell are connected.

Preferably, the positioning mechanism comprises a positioning rod, the positioning rod is fixedly connected with the top plate, a positioning groove is formed in one side of the surface of the connecting shell, a groove is formed in the other side of the surface of the connecting shell, and the positioning rod is matched with the positioning groove and the groove.

Preferably, a guide rod is fixed at the bottom of the inner cavity of the lower die, the other end of the guide rod penetrates through the other side of the connecting plate and is in sliding connection with the inner wall of the connecting plate, and the other end of the guide rod is fixedly connected with the template.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the formed sheet metal part can be ejected through the cooperation of the rebound mechanism and the bearing mechanism, so that the energy consumed by the die in use is reduced, and meanwhile, the upper die can be conveniently replaced under the cooperation of the limiting mechanism and the positioning mechanism, so that other auxiliary tools are not needed in the replacement process, the working efficiency is effectively improved when a worker replaces the upper die, and the problems that the energy consumption is excessive and the use is inconvenient in the use process of the existing die are solved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a partially expanded perspective section of the present utility model;

FIG. 3 is a schematic view of a partial perspective cross-sectional structure in the present utility model;

FIG. 4 is a schematic view of a partial perspective cross-sectional structure in the present utility model;

fig. 5 is a schematic view of a partial perspective structure in the present utility model.

In the figure: 1. a lower die; 2. a template; 3. a rebound mechanism; 31. a rebound groove; 32. a compression spring; 33. a rebound bar; 4. a receiving mechanism; 41. a receiving plate; 42. a connecting plate; 43. a through groove; 5. a connecting frame; 6. a lifting mechanism; 7. a connection housing; 8. a sliding rail; 9. an upper die; 10. a mounting groove; 11. a limiting mechanism; 111. a limiting plate; 112. a connecting rod; 113. a top plate; 114. a tension spring; 12. a positioning mechanism; 121. a positioning rod; 122. a positioning groove; 123. a groove; 13. a guide rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-5, a stamping die for bending sheet metal parts comprises a lower die 1, a template 2 is fixed in an inner cavity of the lower die 1, a rebound mechanism 3 is arranged below the inner cavity of the lower die 1, a bearing mechanism 4 is arranged on the surface of the rebound mechanism 3, a connecting frame 5 is fixed on one side of the top of the lower die 1, a lifting mechanism 6 is fixed on the top of the connecting frame 5, an output shaft of the lifting mechanism 6 penetrates through the inner side of the connecting frame 5 and is fixedly provided with a connecting shell 7, a sliding rail 8 is slidably connected with the inner cavity of the connecting shell 7, the inner cavity of the connecting shell 7 and the sliding rail 8 are in a T shape, an upper die 9 is fixed at the bottom of the sliding rail 8, a mounting groove 10 is formed in the inner cavity of the connecting shell 7, a limiting mechanism 11 is arranged in a surface of the limiting mechanism 11, a positioning mechanism 12 is fixed on the surface of the limiting mechanism 3, and the die can eject the formed sheet metal parts out through the cooperation of the rebound mechanism 4, so that energy consumed by the die in use is reduced, meanwhile, the upper die 9 can be conveniently replaced under the cooperation of the limiting mechanism 11 and the positioning mechanism 12, the positioning mechanism 9 can be replaced conveniently, and the die can be replaced conveniently and efficiently by people in the process of the use of the auxiliary tool.

The rebound mechanism 3 includes rebound groove 31, rebound groove 31 is located the bottom of bed die 1 inner chamber, rebound groove 31's inner chamber is fixed with compression spring 32, compression spring 32's the other end is fixed with rebound pole 33, rebound pole 33's surface and rebound groove 31's inner wall sliding connection, in this embodiment, through rebound groove 31, compression spring 32 and rebound pole 33's setting, can be after extruding rebound pole 33, rebound pole 33 can get back to the original place under compression spring 32's effect, thereby make it can carry out ejection to the sheet metal component after buckling shaping under the cooperation of accepting mechanism 4, make the staff can be more convenient when taking out the sheet metal component, the stamping efficiency to the sheet metal component has been improved.

The accepting mechanism 4 includes accepting the board 41, accept board 41 and rebound pole 33 fixed connection, rebound pole 33's fixed surface has connecting plate 42, through groove 43 has been seted up on template 2's surface, accept board 41 and through groove 43 cooperation use, in this embodiment, through accepting the board 41, connecting plate 42 and through groove 43's setting, under accepting the cooperation of board 41, can accept the sheet metal component to can be ejecting under rebound mechanism 3's cooperation, and under accepting the cooperation of board 41 and through groove 43, can not influence the normal punching press to the sheet metal component.

The stop gear 11 includes limiting plate 111, limiting plate 111 and the inner wall sliding connection of mounting groove 10, limiting plate 111's top is fixed with connecting rod 112, connecting rod 112's the other end runs through to the outside of coupling shell 7 and is fixed with roof 113, roof 113's bottom is fixed with extension spring 114, extension spring 114's the other end and coupling shell 7 fixed surface are connected, in this embodiment, through limiting plate 111, connecting rod 112, roof 113 and extension spring 114's setting, can carry out the spacing to sliding rail 8, make it can not shift out from coupling shell 7's inner chamber easily, thereby the stability of last mould 9 when using has been promoted, and can conveniently remove the spacing to sliding rail 8 under extension spring 114's effect, make the staff can be more convenient when changing mould 9.

The positioning mechanism 12 comprises a positioning rod 121, the positioning rod 121 is fixedly connected with the top plate 113, a positioning groove 122 is formed in one side of the surface of the connecting shell 7, a groove 123 is formed in the other side of the surface of the connecting shell 7, the positioning rod 121 is matched with the positioning groove 122 and the groove 123, in the embodiment, the positioning rod 121, the positioning groove 122 and the groove 123 are arranged, the limiting mechanism 11 can not influence the limiting of the sliding rail 8 when the positioning rod 121 is embedded into the positioning groove 122, and the stretching spring 114 can be limited when the positioning rod 121 is embedded into the groove 123, so that the stretching spring 114 can not return to the original position, and the staff does not need to pull the stretching spring 114 all the time when the sliding rail 8 is taken out, so that the staff can change the die 9 more conveniently.

The bottom of the inner cavity of the lower die 1 is fixed with a guide rod 13, the other end of the guide rod 13 penetrates through the other side of the connecting plate 42 and is in sliding connection with the inner wall of the connecting plate, the other end of the guide rod 13 is fixedly connected with the template 2, in the embodiment, the connecting plate 42 can be guided when moving through the arrangement of the guide rod 13, so that the connecting plate 42 cannot be greatly deviated in position when moving, the phenomenon that the connecting plate 42 is unstable when moving and the ejection of a sheet metal part is influenced is avoided, and therefore the stability of the connecting plate 42 when moving is improved.

Notably, are: the lifting mechanism 6 proposed in the present technical solution should be regarded as the prior art, and the specific structure, working principle, and control manner and spatial arrangement of these technical features may be selected conventionally in the art, and the present technical solution is not further specifically developed in detail.

Working principle: firstly, a stamping part is placed in an inner cavity of a template 2, then a lifting mechanism 6 is started, the upper die 9 is driven to move through a connecting shell 7 and parts inside the connecting shell under the action of the lifting mechanism 6, a sheet metal part is stamped under the cooperation of the upper die 9 and the template 2, in the stamping process, the upper die 9 can drive a rebound rod 33 to extrude a compression spring 32 through the sheet metal part, after the stamping is finished, the upper die 9 is returned to the original position through the lifting mechanism 6, then the rebound rod 33 drives a bearing plate 41 to move under the action of the compression spring 32, and the sheet metal part is ejected out, so that a worker can conveniently take out the sheet metal part, when the upper die 9 needs to be replaced, the worker pulls a top plate 113 to drive a limiting plate 111 to move, limits the limiting mechanism 11 under the cooperation of a positioning mechanism 12, then the sliding rail 8 and the upper die 9 are taken down, after the replacement, the limiting mechanism 11 returns to the original position after the positioning mechanism 12 and the extension spring 114 are matched, and the sliding rail 8 is limited.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Stamping die that sheet metal component was bent, including bed die (1), its characterized in that: the inner chamber of bed die (1) is fixed with template (2), the below of bed die (1) inner chamber is provided with resilience mechanism (3), the surface of resilience mechanism (3) is provided with and accepts mechanism (4), one side at bed die (1) top is fixed with link (5), the top of link (5) is fixed with elevating system (6), the output shaft of elevating system (6) runs through to the inboard of link (5) and is fixed with coupling shell (7), the inner chamber sliding connection of coupling shell (7) has sliding rail (8), the bottom of sliding rail (8) is fixed with mould (9), mounting groove (10) have been seted up to the inner chamber of coupling shell (7), the inner chamber of mounting groove (10) is provided with stop gear (11), the fixed surface of stop gear (11) has positioning mechanism (12).

2. The stamping die for bending sheet metal parts according to claim 1, wherein: the rebound mechanism (3) comprises a rebound groove (31), the rebound groove (31) is located at the bottom of an inner cavity of the lower die (1), a compression spring (32) is fixed in the inner cavity of the rebound groove (31), a rebound rod (33) is fixed at the other end of the compression spring (32), and the surface of the rebound rod (33) is slidably connected with the inner wall of the rebound groove (31).

3. The stamping die for bending sheet metal parts according to claim 2, wherein: the bearing mechanism (4) comprises a bearing plate (41), the bearing plate (41) is fixedly connected with the rebound rod (33), a connecting plate (42) is fixed on the surface of the rebound rod (33), a through groove (43) is formed in the surface of the template (2), and the bearing plate (41) is matched with the through groove (43).

4. The stamping die for bending sheet metal parts according to claim 1, wherein: stop gear (11) are including limiting plate (111), the inner wall sliding connection of limiting plate (111) and mounting groove (10), the top of limiting plate (111) is fixed with connecting rod (112), the other end of connecting rod (112) runs through to the outside of coupling shell (7) and is fixed with roof (113), the bottom of roof (113) is fixed with extension spring (114), the other end and the fixed surface of coupling shell (7) of extension spring (114) are connected.

5. The stamping die for bending sheet metal parts according to claim 4, wherein: the positioning mechanism (12) comprises a positioning rod (121), the positioning rod (121) is fixedly connected with the top plate (113), a positioning groove (122) is formed in one side of the surface of the connecting shell (7), a groove (123) is formed in the other side of the surface of the connecting shell (7), and the positioning rod (121) is matched with the positioning groove (122) and the groove (123).

6. A stamping die for sheet metal part bending as defined in claim 3, wherein: the bottom of the inner cavity of the lower die (1) is fixedly provided with a guide rod (13), the other end of the guide rod (13) penetrates through the other side of the connecting plate (42) and is in sliding connection with the inner wall of the connecting plate, and the other end of the guide rod (13) is fixedly connected with the die plate (2).