CN217315431U

CN217315431U - Progressive die of supporting cover plate for vehicle

Info

Publication number: CN217315431U
Application number: CN202220682943.7U
Authority: CN
Inventors: 张景超
Original assignee: Dongguan Huashi State Precision Co ltd
Current assignee: Dongguan Huashi State Precision Co ltd
Priority date: 2022-03-25
Filing date: 2022-03-25
Publication date: 2022-08-30
Anticipated expiration: 2032-03-25

Abstract

The utility model discloses a progressive stamping die for a vehicle supporting cover plate, which comprises an upper die and a lower die, wherein the upper die is provided with an upper die base, a plurality of upper backing plates, a plurality of upper clamping plates, a plurality of punches, a plurality of stop plates, a plurality of stripper plates, a plurality of limiting parts and a plurality of elastic parts; the lower die is provided with a lower die holder, a plurality of lower backing plates, a plurality of lower templates, a plurality of limiting parts and a plurality of elastic parts. The utility model can combine a plurality of small dies into a large die and assemble the large die on a large-tonnage punch machine by assembling a plurality of punches on an upper die in sequence, so as to effectively utilize the large-tonnage punch machine, reduce the number of the small-tonnage punch machines, shorten the length of a processing line body, improve the working efficiency, reduce the manufacturing cost of the dies and reduce the production cost; through using a plurality of locating parts and elastic component on the mould, can assist every drift to accomplish normal punching press action, slow down the compound die power of exerting on each part to the spring phenomenon when avoiding the die sinking improves the punching press yields.

Description

Progressive die of supporting cover plate for vehicle

Technical Field

The utility model relates to a continuous stamping die technical field, in particular to automobile-used die in succession that supports apron.

Background

In production, complex sheet metal parts are generally formed by stamping through a continuous stamping process, the more complex the product is, the more complex the die is, the higher the requirements on tonnage and precision of a punch press are, and the cost investment of production equipment is high. In order to reduce the input cost, a plurality of punching machines with smaller tonnage are matched with a feeder to carry out staged punching production in production, the equipment input cost can be reduced, the utilization rate of the punching machines is improved, the dies on each punching machine are simpler and more durable, but the production mode needs to occupy a plurality of punching machines simultaneously, needs to be provided with more operators, needs a larger production workshop and can not meet the requirements of the current production enterprises gradually.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the above-mentioned prior art, the utility model provides a continuous punching die of automobile-used support apron can make up into a big mould and assemble on a large-tonnage punch press with numerous little moulds to effectively utilize the large-tonnage punch press, reduce the quantity of small-tonnage punch press, shorten the length of the processing line body, improve work efficiency, reduce the manufacturing cost of mould, reduction in production cost.

In order to solve the technical problem, the utility model discloses a technical scheme who takes as follows:

a transfer die for a vehicle support deck, said transfer die comprising an upper die and a lower die;

the upper die comprises an upper die base; the lower end part of the upper die base is provided with more than two upper base plates in an arrangement manner along the advancing direction of the material belt, the lower end part of each upper base plate is provided with an upper clamping plate, each upper clamping plate is provided with more than one punch head, the lower end part of each upper clamping plate is provided with a stop plate, and the lower end part of each stop plate is movably connected with a stripper plate;

the lower die comprises a lower die base, more than two lower backing plates are arranged at the upper end of the lower die base along the advancing direction of the material belt, a lower die plate is arranged at the upper end of each lower backing plate, and each lower die plate is arranged right below one stripper plate and movably connected with the lower die base.

As a further elaboration of the above technical solution:

in the technical scheme, a first upper clamping plate and a second upper clamping plate are arranged on the upper die along the advancing direction of the material belt; and a first lower template and a second lower template are arranged on the lower die along the advancing direction of the material belt.

In the technical scheme, a group of convex hull punches, a group of forming punches, a group of breaking difference punches and a group of primary bending punches are sequentially arranged on the first upper clamping plate along the advancing direction of the material belt; and a group of secondary bending punches, a group of breaking differential punches, a group of trimming punches and a leveling punch are sequentially arranged on the second upper clamping plate along the advancing direction of the material belt.

In the technical scheme, each of the upper clamping plate, the stop plate and the stripper plate is provided with a plurality of punch hole grooves matched with each punch.

In the technical scheme, the lower end part of the lower die base is provided with a plurality of lower cushion feet; and the lower die base, each lower backing plate and the lower die plate are respectively provided with a plurality of sub-hole grooves matched with each punch.

In the above technical scheme, every all be equipped with more than one first elastic component and more than one second elastic component on the backstop board, every first elastic component all extends downwards one take off on the flitch and be connected with its transmission, every second elastic component all upwards passes one punch holder, upper padding plate, and extend to on the upper die base, every second elastic component all with the upper die base transmission is connected: the lower die base is provided with more than one third elastic element and more than one fourth elastic element which extend upwards, each third elastic element extends to one lower backing plate and is in transmission connection with the lower backing plate, each fourth elastic element penetrates through one lower backing plate and extends to one lower die plate, and each lower die plate is in transmission connection with the lower die base.

In the technical scheme, more than one first limiting screw extending to the stop plate is arranged on each stripper plate; more than one second limiting screw is arranged on the upper die base, and each second limiting screw penetrates through one upper base plate and extends to one upper clamping plate; more than one third limiting screw is arranged on each upper base plate, and each third limiting screw penetrates through one upper base plate and the upper clamping plate and extends to one stop plate; and each lower template is provided with a fourth limiting screw, and each fourth limiting screw penetrates through one lower backing plate and extends to the lower die base.

Compared with the prior art, the beneficial effects of the utility model reside in that: the plurality of punches are sequentially assembled on the plurality of upper clamping plates and are uniformly assembled on the upper die base, so that a plurality of small dies can be combined into a large die and assembled on a large-tonnage punch press, the large-tonnage punch press can be effectively utilized, the number of the small-tonnage punch presses is reduced, the length of a processing line body is shortened, the working efficiency is improved, the manufacturing cost of the dies is reduced, and the production cost is reduced; by applying a plurality of limiting pieces on the die, each punch can be assisted to complete normal punching action; through setting up a plurality of elastic component, can slow down the compound die power that the compound die process was applyed on each part to avoid the work piece at the spring phenomenon of die sinking in-process, avoid the product to damage, improve the punching press yields.

Drawings

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

fig. 2 is a schematic top view of the upper mold of the present invention;

fig. 3 is a schematic structural view of the punch in the present embodiment.

In the figure: 100. an upper die; 110. an upper die holder; 120. an upper base plate; 130. an upper splint; 131. a first upper splint; 132. a second upper splint; 140. a stopper plate; 150. a material removing plate; 200. a lower die; 210. a lower die holder; 220. a lower base plate; 230. a lower template; 231. a first lower template; 232. a second lower template; 240. a lower foot pad; 300. a punch; 31. a convex hull punch; 32. forming a punch; 33. bending the punch at one time; 34. bending the punch for the second time; 35. breaking the differential punch; 36. trimming punches; 37. leveling the punch; 3. a first elastic member; 4. a second elastic member; 5. a third elastic member; 6. a fourth elastic member; 7. a first limit screw; 8. a second limit screw; 9. a third limit screw; 10. a fourth limit screw; 400. a material belt; 500. the punch is placed the board.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The embodiments described by referring to the drawings are exemplary and intended to be used for explaining the present application and are not to be construed as limiting the present application. In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting. 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 present application, the meaning of "a number" or "a plurality" is two or more unless specifically limited otherwise. In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate. In this application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. The first feature being "under," "beneath," and "under" the second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

As shown in fig. 1 to 3, a transfer die for a vehicle support deck, the transfer die includes an upper die 100 and a lower die 200;

the upper mold 100 includes an upper mold base 110; the lower end part of the upper die holder 110 is provided with more than two upper backing plates 120 arranged along the advancing direction of the material belt, the lower end part of each upper backing plate 120 is provided with an upper clamping plate 130, each upper clamping plate 130 is provided with more than one punch 300, the lower end part of each upper clamping plate 130 is provided with a stop plate 140, and the lower end part of each stop plate 140 is movably connected with a stripper plate 150;

the lower mold 200 includes a lower mold base 210, two or more lower cushion plates 220 are arranged at the upper end of the lower mold base 210 along the tape advancing direction, a lower mold plate 230 is arranged at the upper end of each lower cushion plate 220, and each lower mold plate 230 is arranged right below a stripper plate 150 and movably connected to the lower mold base 210.

Specifically, the upper die 100 is provided with a first upper clamping plate 131 and a second upper clamping plate 132 along the advancing direction of the material belt; the lower die 200 is provided with a first lower die plate 231 and a second lower die plate 232 along the tape advancing direction.

Specifically, a group of convex hull punches 31, a group of forming punches 32, a group of breaking difference punches 35 and a group of primary bending punches 33 are sequentially arranged on the first upper clamping plate 131 along the advancing direction of the material belt; the second upper clamping plate 132 is provided with a set of secondary bending punches 34, a set of breaking difference punches 35, a set of trimming punches 36 and a first and leveling punches 37 in this order along the running direction of the strip.

As shown in fig. 2 and 3, the utility model discloses more drift 300 has been used on the well mould, these drift 300 assemble respectively on punch forming process and each its drift structural feature more than two punch holder 130, realize making up into a big mould and assembling at a large-tonnage punch press with numerous little moulds, can effectively utilize the large-tonnage punch press, reduce the use quantity of small-tonnage punch press, shorten the length of the processing line body, improve punching press efficiency, reduce the manufacturing cost of mould, reduction in production cost.

Specifically, each of the upper clamping plate 130, the stopper plate 140 and the stripper plate 150 is provided with a plurality of punch hole grooves adapted to each punch.

Specifically, the lower end of the lower die holder 210 is provided with a plurality of lower pad feet 240; the lower die holder 210, each of the lower backing plate 220 and the lower die plate 230 are provided with a plurality of sub-hole slots matched with each punch 300.

Specifically, each stopper plate 140 is provided with more than one first elastic element 3 and more than one second elastic element 4, each first elastic element 3 extends downward to a stripper plate 150 and is in transmission connection with the stripper plate, each second elastic element 4 extends upward through an upper clamp plate 130 and an upper backing plate 120 and extends to the upper die holder 110, and each second elastic element 4 is in transmission connection with the upper die holder 110: more than one third elastic element 5 and one fourth elastic element 6 extending upwards are arranged on the lower die holder 210, each third elastic element 5 extends to a lower backing plate 220 and is in transmission connection with the lower backing plate, each fourth elastic element 6 penetrates through the lower backing plate 220 and extends to a lower die plate 230, and each lower die plate 230 is in transmission connection with the lower die holder 210.

Specifically, each stripper plate 150 is provided with more than one first limit screw 7 extending to the stopper plate 140; more than one second limiting screw 8 is arranged on the upper die holder 110, and each second limiting screw 8 penetrates through an upper backing plate 120 and extends to an upper clamping plate 130; more than one third limiting screw 9 is arranged on each upper cushion plate 120, and each third limiting screw 9 penetrates through one upper cushion plate 120 and the upper clamping plate 130 and extends to one stop plate 140; each lower template 230 is provided with a fourth limiting screw 10, and each fourth limiting screw 10 passes through a lower backing plate 220 and extends to the lower die base 210.

In order to realize the holistic normal operation of mould, the utility model discloses set up a plurality of spacing pins and elastic component on last mould 100 and lower mould 200, spacing pin can assist the mould to realize safe compound die and branch mould, and the elastic component can assist and realize that the work piece takes off the material fast and takes off flitch 150 and lower bolster 230, is convenient for take off work piece and abandonment material area. In the present embodiment, the first elastic member 3, the second elastic member 4, the third elastic member 5, and the fourth elastic member 6 are all springs.

When the die is closed, the stripper plate 150 firstly contacts the material belt 400 on the lower die plate 230 and keeps relatively static with the material belt; the first elastic member 3 is compressed and deformed under force, the downward moving speed of the upper clamping plate 130 (the punch 300) is slowed down, and the first limit screw 7 limits the distance between the stripper plate 150 and the stop plate 140; the second elastic element 4 is also deformed under pressure, and the second limit screw 8 and the third limit screw 9 limit the downward movement distance of the upper backing plate 120 and the upper clamping plate 130 (the punch 300) to complete the punching action; meanwhile, the lower die plate 230 is pressed to move downwards to compress the fourth elastic element 6 and the third elastic element 5, and the fourth limit screw 10 limits the downward movement distance of the lower die plate 230 and the lower backing plate 220, so that the die clamping pressure applied to the lower die holder 210 is reduced.

When the die is opened, the upper die 100 moves upwards, the upper clamping plate 130 moves upwards slowly under the action of the resilience of the second elastic part 4 to drive the punch 300 to leave the material belt, the stripper plate 150 firstly props against the material belt 400 and is separated from the stop plate 140 under the action of the resilience of the first elastic part 3 to prevent the material belt 400 (product) from jumping up, and the stop plate 140 pulls the stripper plate 150 to leave the material belt 400 under the pulling of the first limit screw 7 to complete the die opening action.

The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.

Claims

1. A transfer die for a vehicle support deck, said transfer die comprising an upper die and a lower die; the method is characterized in that:

the lower die comprises a lower die base, more than two lower backing plates are arranged at the upper end of the lower die base along the advancing direction of the material belt, a lower die plate is arranged at the upper end of each lower backing plate, and each lower die plate is arranged right below one stripper plate and is movably connected with the lower die base.

2. The transfer die for the vehicle support deck as claimed in claim 1, wherein the upper die is provided with a first upper clamping plate and a second upper clamping plate along the traveling direction of the material tape; and a first lower template and a second lower template are arranged on the lower die along the advancing direction of the material belt.

3. The progressive die for supporting cover plates for vehicles according to claim 2, wherein a group of convex hull punches, a group of forming punches, a group of breaking difference punches and a group of primary bending punches are sequentially arranged on the first upper clamping plate along the advancing direction of the material belt; and a group of secondary bending punch heads, a group of breaking differential punch heads, a group of trimming punch heads and a leveling punch head are sequentially arranged on the second upper clamping plate along the advancing direction of the material belt.

4. The transfer die for the supporting cover plate for the vehicle as claimed in claim 3, wherein each of the upper clamping plate, the stopper plate and the stripper plate is provided with a plurality of punch hole grooves adapted to each of the punches.

5. The progressive die for supporting cover plates for vehicles according to claim 4, wherein the lower end part of the lower die base is provided with a plurality of lower cushion feet; and the lower die base, each lower backing plate and the lower die plate are respectively provided with a plurality of sub-hole grooves matched with each punch.

6. The transfer die of any one of claims 1-5, wherein each of said stop plates has one or more first resilient members and one or more second resilient members, each of said first resilient members extending downwardly to and drivingly connected to one of said stripper plates, each of said second resilient members extending upwardly through one of said upper clamping plate, said upper backing plate, and said upper die base, each of said second resilient members being drivingly connected to said upper die base: the lower die base is provided with more than one third elastic element and more than one fourth elastic element which extend upwards, each third elastic element extends to one lower backing plate and is in transmission connection with the lower backing plate, each fourth elastic element penetrates through one lower backing plate and extends to one lower die plate, and each lower die plate is in transmission connection with the lower die base.

7. The transfer die for the supporting cover plate of the vehicle as claimed in claim 6, wherein each stripper plate is provided with more than one first limit screw extending to the stopper plate; more than one second limiting screw is arranged on the upper die base, and each second limiting screw penetrates through one upper base plate and extends to one upper clamping plate; more than one third limiting screw is arranged on each upper base plate, and each third limiting screw penetrates through one upper base plate and the upper clamping plate and extends to one stop plate; and each lower template is provided with a fourth limiting screw, and each fourth limiting screw penetrates through one lower base plate and extends to the lower die base.