CN216027491U

CN216027491U - Multi-station stamping die and stamping machine

Info

Publication number: CN216027491U
Application number: CN202122004223.3U
Authority: CN
Inventors: 张平
Original assignee: Dongguan Ziyuan Mental Products Co ltd
Current assignee: Dongguan Ziyuan Mental Products Co ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-03-15
Anticipated expiration: 2031-08-24

Abstract

The utility model belongs to the technical field of die machining, and particularly relates to a multi-station stamping die and a stamping machine, which comprise a die main body, wherein a convex packet punching mechanism, an imprinting mechanism, a blanking and punching mechanism, an upward bending mechanism and a sand-pulling and punching mechanism are sequentially arranged in the die main body along the material conveying direction; the convex bag making mechanism comprises a convex bag making assembly and a first burr bending assembly, and the first burr bending assembly is arranged around the convex bag making assembly and is used for bending outer ring burrs of the material downwards; the upward bending mechanism comprises a second burr bending assembly for bending outer ring burrs of the material upward; according to the multi-station stamping die provided by the utility model, a plurality of working procedures are integrated in a single die, so that the production efficiency is greatly improved, and the production cycle of products is shortened.

Description

Multi-station stamping die and stamping machine

Technical Field

The utility model belongs to the technical field of die machining, and particularly relates to a multi-station stamping die and a stamping machine.

Background

A press is a common apparatus for processing materials, and applies pressure to the materials by using a press die mounted on the press to cause separation or plastic deformation thereof, thereby obtaining a desired part. To the hardware that need realize that multiple step could accomplish stamping forming among the prior art, in this a plurality of stamping processes, need a plurality of single process moulds to realize accomplishing, wasted a large amount of human resources of manufacturing enterprise, the process is loaded down with trivial details, increase the cost of mould preparation simultaneously, has wasted the space that the mould was placed to the whole manufacturing cost who has leaded to the enterprise is high, the production cycle of extension product, has reduced the efficiency of enterprise.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a multi-station stamping die and a stamping machine, and aims to solve the technical problem that in the prior art, the production cycle of a product is long because materials with complex shapes need to be manufactured by matching a plurality of single-process dies.

In order to achieve the above purpose, the multi-station stamping die provided by the embodiment of the utility model comprises a die main body, wherein a convex packet punching mechanism, an imprinting mechanism, a blanking punching mechanism, an upward bending mechanism and a sand-pulling punching mechanism are sequentially arranged in the die main body along a material conveying direction; the convex bag making mechanism comprises a convex bag making assembly and a first burr bending assembly, and the first burr bending assembly is arranged around the convex bag making assembly and is used for bending outer ring burrs of the material downwards; the upward bending mechanism comprises a second burr bending assembly for bending outer ring burrs of the material upward.

Optionally, the convex bag making assembly comprises a first upper die holder, a first lower die holder, a packing punch and a packing lower die adjusting insert, the first upper die holder and the first lower die holder are arranged in an up-down symmetrical manner, the packing punch is arranged on the first upper die holder, and the packing lower die adjusting insert is arranged on the first lower die holder and is arranged opposite to the packing punch; the first burr subassembly of bending includes that first last mould bends the drift and first lower mould bends the income, first last mould bends the drift and locates on the first upper die base, just first last mould bends the drift and locates the outside of packing drift, the lower mould bends the income and locates on the first lower die base and with first last mould bends the drift and sets up relatively.

Optionally, the imprinting mechanism includes a second upper die holder, a second lower die holder, a second upper die reshaping insert and a second lower die reshaping adjusting insert, the second upper die holder and the second lower die holder are arranged in an up-down symmetrical manner, the second upper die reshaping insert is arranged on the second upper die holder to extrude and reshape the middle of the material, and the second lower die reshaping adjusting insert is arranged on the second lower die holder and is opposite to the second upper die reshaping insert.

Optionally, the blanking punching mechanism includes a third upper die holder, a third lower die holder, a punching punch, a stripping back plate and an outer stripping plate, the third upper die holder and the third lower die holder are arranged in an up-down symmetrical manner, the stripping back plate is movably connected to the third upper die holder, the stripping back plate and an upper spring are arranged between the third upper die holder, a first through hole is formed in the stripping back plate, one end of the punching punch is fixedly connected to the third upper die holder, the other end of the punching punch is arranged in the through hole in a penetrating manner, the outer stripping plate is movably connected to the third lower die holder, a lower spring is arranged between the outer stripping plate and the third lower die holder, and a second through hole matched with the first through hole is formed in the third lower die holder.

Optionally, the upward bending mechanism further comprises a fourth upper die base, a fourth lower die base and a positioning element, the fourth upper die base and the fourth lower die base are arranged in an up-and-down symmetrical manner, and the positioning element is arranged on one side of the fourth lower die base and used for positioning the material for the second time.

Optionally, the second burr bending assembly comprises a second upper die bending insert and a second lower die bending punch, the second upper die bending insert is arranged on the fourth upper die base, the second lower die bending punch is arranged on the fourth lower die base, and the second lower die bending punch is arranged on the inner side of the positioning piece.

Optionally, the distance between the positioning element and the second lower die bending punch is 2 mm-5 mm.

Optionally, the sanding and punching mechanism includes a fifth upper die base, a fifth lower template, an ejector pin spring and a fifth upper die sanding punch, the fifth upper die base and the fifth lower die base are arranged in an up-down symmetrical manner, the fifth upper die sanding punch is arranged on the fifth upper die base, the fifth lower template is movably connected to the fifth lower die base, a third through hole matched with the fifth upper die sanding punch and a fourth through hole matched with the ejector pin are formed in the fifth lower die base, the ejector pin is movably arranged in the fourth through hole, one end of the ejector pin spring is connected with the ejector pin, and the other end of the ejector pin spring is connected with the fifth lower template.

Optionally, the die body includes an upper supporting plate and a lower supporting plate, a guide post is disposed on a side surface of the upper supporting plate close to the lower supporting plate, the guide post is slidably connected to the lower supporting plate, and the convex packet punching mechanism, the imprinting mechanism, the blanking punching mechanism, the upward bending mechanism, and the sand pulling punching mechanism are disposed between the upper supporting plate and the lower supporting plate.

One or more technical schemes in the multi-station stamping die provided by the embodiment of the utility model at least have one of the following technical effects: conveying a material to be processed into a die main body, sequentially passing the material through a convex hull punching mechanism, an imprinting mechanism, a blanking punching mechanism, an upward bending mechanism and a salad punching mechanism, and sequentially performing a convex hull punching process, an imprinting process, a blanking punching process, an upward bending process and a salad punching process on the material; the multi-station stamping die provided by the utility model integrates multiple processes into a single die, so that the production efficiency is greatly improved, the production period of a product is shortened, and the multi-station stamping die provided by the utility model integrates multiple processes into a single die

The utility model also provides a punching machine which comprises the multi-station punching die.

One or more technical solutions in the stamping machine provided by the embodiment of the present invention have at least one of the following technical effects: conveying a material to be processed into a die main body, sequentially passing the material through a convex hull punching mechanism, an imprinting mechanism, a blanking punching mechanism, an upward bending mechanism and a salad punching mechanism, and sequentially performing a convex hull punching process, an imprinting process, a blanking punching process, an upward bending process and a salad punching process on the material; the multi-station stamping die provided by the utility model integrates multiple processes into a single die, so that the production efficiency is greatly improved, and the production period of a product is shortened.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a sectional view of a multi-station stamping die according to an embodiment of the present invention.

Fig. 2 is a sectional view of a convex bag making mechanism provided in the embodiment of the present invention.

Fig. 3 is a cross-sectional view of an imprint mechanism provided by an embodiment of the present invention.

Fig. 4 is a sectional view of a blanking and punching mechanism provided in an embodiment of the present invention.

Fig. 5 is a sectional view of an upward bending mechanism provided in an embodiment of the present invention.

Fig. 6 is a cross-sectional view of a salad punch mechanism according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

10-mould main body 20-convex wrapping mechanism 21-first upper die base

22-first lower die holder 23-packing punch 24-packing lower die adjusting insert

25-first upper die bending punch 26-first lower die bending insert 30-marking mechanism

31-second upper die holder 32-second lower die holder 33-second upper die shaping insert

34-second lower die shaping and adjusting insert 40-blanking punching mechanism

41-third upper die holder 42-third lower die holder 43-punching punch

44-stripping back plate 45-outer stripping plate 46-upper spring

47-lower spring 50-upward bending mechanism 51-fourth upper die base

52-fourth lower die base 53-positioning piece 54-second upper die bending insert

55-second lower die bending punch 60-salad punching mechanism 61-fifth upper die base

62-fifth lower die base 63-fifth lower template 64-ejector pin

65, a thimble spring 66 and a fifth upper die are used for punching a salad punch.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to fig. 1-6 are exemplary and intended to be used to illustrate embodiments of the utility model, and should not be construed as limiting the utility model.

In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

In an embodiment of the present invention, as shown in fig. 1 to 6, a multi-station stamping die is provided, which includes a die main body 10, wherein the die main body 10 is provided with a convex-packet punching mechanism 20, an engraving mechanism 30, a blanking punching mechanism 40, an upward bending mechanism 50 and a salad punching mechanism 60 in sequence along a material conveying direction; the convex bag making mechanism 20 comprises a convex bag making assembly and a first burr bending assembly, and the first burr bending assembly is arranged around the convex bag making assembly and used for bending outer ring burrs of the material downwards; the upward bending mechanism 50 includes a second burr bending assembly for bending the outer ring burr of the material upward.

In the embodiment of the utility model, the material to be processed is conveyed into the die main body 10, the material sequentially passes through the convex hull punching mechanism 20, the stamp marking mechanism 30, the blanking punching mechanism 40, the upward bending mechanism 50 and the sand-pulling punching mechanism 60, and the material is sequentially subjected to the convex hull punching process, the stamp marking process, the blanking punching process, the upward bending process and the sand-pulling punching process; the multi-station stamping die provided by the utility model integrates multiple processes into a single die, so that the production efficiency is greatly improved, and the production period of a product is shortened.

In another embodiment of the present invention, as shown in fig. 2, the embossing package assembly of the multi-station stamping die includes a first upper die holder 21, a first lower die holder 22, a packing punch 23, and a packing lower die adjustment insert 24, wherein the first upper die holder 21 and the first lower die holder 22 are arranged up and down symmetrically, the packing punch 23 is arranged on the first upper die holder 21, and the packing lower die adjustment insert 24 is arranged on the first lower die holder 22 and is arranged opposite to the packing punch 23; the first burr bending assembly comprises a first upper die bending punch 25 and a first lower die bending punch 26, the first upper die bending punch 25 is arranged on the first upper die holder 21, the first upper die bending punch 25 is arranged on the outer side of the packing punch 23, and the lower die bending punch is arranged on the first lower die holder 22 and is opposite to the first upper die bending punch 25; packing drift 23 and packing lower mould debugging income 24 cooperation carry out preliminary extrusion to the middle part of material, first mould bending drift 25 and first lower mould bending income 26 cooperation upwards turn over the burr of material outer lane, accomplish the package process of beating the protruding of material, extrusion and burr are bent and are turned over the process and go on simultaneously, improve machining efficiency.

In another embodiment of the present invention, as shown in fig. 3, the engraving mechanism 30 of the multi-station stamping die includes a second upper die holder 31, a second lower die holder 32, a second upper die reshaping insert 33 and a second lower die reshaping insert 34, wherein the second upper die holder 31 and the second lower die holder 32 are arranged symmetrically up and down, the second upper die reshaping insert 33 is arranged on the second upper die holder 31 to extrude and reshape the middle of the material, and the second lower die reshaping insert 34 is arranged on the second lower die holder 32 and is opposite to the second upper die reshaping insert 33; the second upper die shaping insert 33 and the second lower die shaping debugging insert 34 are matched to perform secondary extrusion on the material so as to shape the material, and the material is shaped in a secondary extrusion mode, so that the product quality of the material is improved.

In another embodiment of the present invention, as shown in fig. 4, the blanking and punching mechanism 40 of the multi-station stamping die includes a third upper die holder 41, a third lower die holder 42, a punching punch 43, a stripper back plate 44 and an outer stripper plate 45, the third upper die holder 41 and the third lower die holder 42 are arranged in a vertically symmetrical manner, the stripper back plate 44 is movably connected to the third upper die holder 41, an upper spring 46 is arranged between the stripper back plate 44 and the third upper die holder 41, the stripper back plate 44 is provided with a first through hole, one end of the punching punch 43 is fixedly connected to the third upper die holder 41, the other end of the punching punch 43 is inserted into the through hole, the outer stripper plate 45 is movably connected to the third lower die holder 42, a lower spring 47 is arranged between the outer stripper plate 45 and the third lower die holder 42, and the third lower die holder 42 is provided with a second through hole adapted to the first through hole; the punching punch 43 moves towards the direction close to the material to punch the material, and the stripping back plate 44 and the outer stripping plate 45 are arranged, so that the material can be stripped after the material is punched, and the material blocking condition is reduced.

In another embodiment of the present invention, as shown in fig. 5, the upward bending mechanism 50 of the multi-station stamping die further includes a fourth upper die holder 51, a fourth lower die holder 52 and a positioning element 53, the fourth upper die holder 51 and the fourth lower die holder 52 are arranged in an up-down symmetrical manner, and the positioning element 53 is arranged on one side of the fourth lower die holder 52 for performing secondary positioning on the material; the positioning piece 53 is arranged to correct the position of the material, and the machining precision of the upward bending process is improved.

In another embodiment of the present invention, the second burr bending assembly of the multi-station stamping die comprises a second upper die bending insert 54 and a second lower die bending punch 55, the second upper die bending insert 54 is disposed on the fourth upper die base 51, the second lower die bending punch 55 is disposed on the fourth lower die base 52, and the second lower die bending punch 55 is disposed inside the positioning member 53; the second upper die bending insert 54 and the second lower die bending punch 55 are matched to upwards turn the burrs of the outer ring of the material, the engraving process and the blanking punching process are carried out step by step, the burrs are upwards turned after the engraving process and the blanking punching process are completed, mutual interference is reduced, and product stability is improved.

In another embodiment of the utility model, the distance between the positioning element 53 and the second lower die bending punch 55 of the multi-station stamping die is 2 mm-5 mm, which can be set to be 2mm, 3mm, 4mm or 5mm, and different distances are selected according to different specifications of materials, so that the multi-station stamping die is suitable for various materials and has a wide application range.

In another embodiment of the present invention, as shown in fig. 6, the sanding and punching mechanism 60 of the multi-station stamping die includes a fifth upper die holder 61, a fifth lower die holder 62, a fifth lower die plate 63, a thimble 64, a thimble spring 65 and a fifth upper die sanding punch 66, the fifth upper die holder 61 and the fifth lower die holder 62 are arranged vertically and symmetrically, the fifth upper die sanding punch 66 is arranged on the fifth upper die holder 61, the fifth lower die plate 63 is movably connected to the fifth lower die holder 62, the fifth lower die holder 62 is provided with a third through hole adapted to the fifth upper die sanding punch 66 and a fourth through hole adapted to the thimble 64, the thimble 64 is movably arranged in the fourth through hole, one end of the thimble spring 65 is connected to the thimble 64, and the other end of the thimble spring 65 is connected to the fifth lower die plate 63; the ejector pins 64 and the ejector pin springs 65 are arranged, materials are tightly attached to the fifth lower template 63 after punching is completed, in the resetting process of the fifth upper die holder 61 and the fifth lower die holder 62, the ejector pins 64 are under the force of the ejector pin springs 65, the ejector pins 64 extend out of the fifth lower template 63 and eject the materials attached to the fifth template, and therefore the materials are separated from the fifth lower template 63.

In another embodiment of the present invention, the die body of the multi-station stamping die comprises an upper supporting plate and a lower supporting plate, the upper supporting plate and the lower supporting plate can be far away from or close to each other, a side surface of the upper supporting plate close to the lower supporting plate is provided with a guide post, the guide post is connected with the lower supporting plate in a sliding manner to improve the stability between the upper supporting plate and the lower supporting plate, the embossing mechanism 20, the engraving mechanism 30, the blanking punching mechanism 40, the upward bending mechanism 50 and the sanding drawing punching mechanism 60 are all arranged between the upper supporting plate and the lower supporting plate, the upper supporting plate and the lower supporting plate are close to or far away from each other to simultaneously drive the embossing mechanism 20, the engraving mechanism 30, the blanking punching mechanism 40, the upward bending mechanism 50 and the sanding drawing punching mechanism 60 to work, a plurality of processes are performed synchronously, and the production efficiency is greatly improved.

The utility model also provides a punching machine, which comprises the multi-station punching die; conveying a material to be processed into the die main body 10, sequentially passing the material through a convex hull punching mechanism 20, an engraving mechanism 30, a blanking punching mechanism 40, an upward bending mechanism 50 and a salad punching mechanism 60, and sequentially performing a convex hull punching process, an engraving process, a blanking punching process, an upward bending process and a salad punching process on the material; the multi-station stamping die provided by the utility model integrates multiple processes into a single die, so that the production efficiency is greatly improved, and the production period of a product is shortened.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements 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 a multistation stamping die, includes the mould main part, its characterized in that: the die main body is sequentially provided with a convex bag punching mechanism, an imprinting mechanism, a blanking punching mechanism, an upward bending mechanism and a sand-pulling punching mechanism along the material conveying direction; the convex bag making mechanism comprises a convex bag making assembly and a first burr bending assembly, and the first burr bending assembly is arranged around the convex bag making assembly and is used for bending outer ring burrs of the material downwards; the upward bending mechanism comprises a second burr bending assembly for bending outer ring burrs of the material upward.

2. The multi-station stamping die according to claim 1, wherein: the convex bag making assembly comprises a first upper die holder, a first lower die holder, a packing punch and a packing lower die adjusting insert, wherein the first upper die holder and the first lower die holder are arranged in an up-and-down symmetrical mode, the packing punch is arranged on the first upper die holder, and the packing lower die adjusting insert is arranged on the first lower die holder and is arranged opposite to the packing punch; the first burr subassembly of bending includes that first last mould bends the drift and first lower mould bends the income, first last mould bends the drift and locates on the first upper die base, just first last mould bends the drift and locates the outside of packing drift, the lower mould bends the income and locates on the first lower die base and with first last mould bends the drift and sets up relatively.

3. The multi-station stamping die according to claim 1, wherein: the imprinting mechanism comprises a second upper die holder, a second lower die holder, a second upper die shaping insert and a second lower die shaping debugging insert, the second upper die holder and the second lower die holder are arranged in an up-and-down symmetrical mode, the second upper die shaping insert is arranged on the second upper die holder to extrude and shape the middle of a material, and the second lower die shaping debugging insert is arranged on the second lower die holder and is opposite to the second upper die shaping insert.

4. The multi-station stamping die according to claim 1, wherein: the blanking punching mechanism comprises a third upper die base, a third lower die base, a punching punch, a stripping back plate and an outer stripping plate, the third upper die base and the third lower die base are arranged in an up-and-down symmetrical mode, the stripping back plate is movably connected to the third upper die base, the stripping back plate is provided with an upper spring between the third upper die base, the stripping back plate is provided with a first through hole, one end of the punching punch is fixedly connected to the third upper die base, the other end of the punching punch is arranged in the through hole in a penetrating mode, the outer stripping plate is movably connected to the third lower die base, the outer stripping plate is provided with a lower spring between the third lower die base, and the third lower die base is provided with a second through hole matched with the first through hole.

5. The multi-station stamping die according to claim 1, wherein: the upward bending mechanism further comprises a fourth upper die base, a fourth lower die base and a positioning piece, the fourth upper die base and the fourth lower die base are arranged in an up-and-down symmetrical mode, and the positioning piece is arranged on one side of the fourth lower die base and used for positioning the material for the second time.

6. The multi-station stamping die according to claim 5, wherein: the second burr bending assembly comprises a second upper die bending insert and a second lower die bending punch, the second upper die bending insert is arranged on the fourth upper die base, the second lower die bending punch is arranged on the fourth lower die base, and the second lower die bending punch is arranged on the inner side of the positioning piece.

7. The multi-station stamping die according to claim 6, wherein: the distance between the positioning piece and the second lower die bending punch is 2-5 mm.

8. The multi-station stamping die according to claim 1, wherein: the sanding and punching mechanism comprises a fifth upper die base, a fifth lower die plate, ejector pins, ejector pin springs and a fifth upper die sanding punch head, the fifth upper die base and the fifth lower die base are arranged in a vertically symmetrical mode, the fifth upper die sanding punch head is arranged on the fifth upper die base, the fifth lower die plate is movably connected to the fifth lower die base, a third through hole matched with the fifth upper die sanding punch head and a fourth through hole matched with the ejector pins are formed in the fifth lower die base, the ejector pins are movably arranged in the fourth through holes, one ends of the ejector pin springs are connected with the ejector pins, and the other ends of the ejector pin springs are connected with the fifth lower die plate.

9. The multi-station stamping die according to claim 1, wherein: the die body comprises an upper supporting plate and a lower supporting plate, a guide pillar is arranged on one side surface, close to the lower supporting plate, of the upper supporting plate and is in sliding connection with the lower supporting plate, and the convex packet punching mechanism, the imprinting mechanism, the blanking punching mechanism, the upward bending mechanism and the sand pulling punching mechanism are all arranged between the upper supporting plate and the lower supporting plate.

10. A press machine, characterized by: the multi-station stamping die comprises the multi-station stamping die as claimed in any one of claims 1 to 9.