CN205519257U

CN205519257U - Vapour car tray forming die

Info

Publication number: CN205519257U
Application number: CN201620302224.2U
Authority: CN
Inventors: 黄雅强
Original assignee: GUANGZHOU HUAGUAN PRECISION STAMPING PARTS MANUFACTURING Co Ltd
Current assignee: GUANGZHOU HUAGUAN PRECISION STAMPING PARTS MANUFACTURING Co Ltd
Priority date: 2016-04-11
Filing date: 2016-04-11
Publication date: 2016-08-31
Anticipated expiration: 2026-04-11

Abstract

The utility model relates to a vapour car tray forming die for it forms the convex closure to stretch to vapour car tray, including cope match -plate pattern, die, limiting plate, be used for the terrace die and the lower bolster of apical grafting vapour car tray convex closure, the die with the lower surface rigid coupling of cope match -plate pattern, this concave mold have a first recess that holds vapour car tray convex closure, the limiting plate with the upper surface rigid coupling of lower bolster, the limiting plate has the second recess that is used for holding the terrace die, the terrace die with the upper surface rigid coupling of lower bolster, through the utility model discloses the mould is drawn to vapour car tray, guarantees that vapour car tray thickness not under the state of excessive attenuation, makes the convex closure shape on the convex closure lift, and the shaping be the highly littleer little convex closure of higher, area, finally shaping the convex closure profile for taking the conical surface, the height of part convex closure and the steady quality of dimensions to simple structure is fit for installing additional simple automation equipment more and realizes automated production.

Description

A kind of automobile tray mould

Technical field

This utility model relates to a kind of automobile tray mould.

Background technology

Automobile tray, during producing, needs to use automobile tray mould to automobile torr Dish carry out repeatedly bulging or repeatedly deep drawing molding form a convex closure, as it is shown in figure 1, this convex closure Height H be 27.25mm, it is 32 ° that diameter is about 38mm, tapering a, and this is one Use functional surfaces.This automobile tray material thickness 2.3mm, tensile strength reaches 300N/mm²Above, Pulling out the most nearly 28 and the convex closure of the band conical surface, difficulty is very big, uses traditional molding Technology (i.e. by above-mentioned repeatedly bulging or repeatedly deep drawing molding) substantially cannot molding, even if Calculating accurately, the performance inconsistency scope of material is little, material during repeatedly drawing or bulging Also can be the most thinning, mobility is deteriorated and causes bossing wrinkling or cracking, therefore uses Traditional forming technique is it is difficult to ensure that product stability in forming process.

Utility model content

For the deficiencies in the prior art, this utility model provides a kind of automobile tray shaping mould Tool, it is to avoid convex closure is wrinkling or cracking, good stability during molding.

For realizing above-mentioned technical purpose, this utility model adopts the following technical scheme that

A kind of automobile tray mould, forms convex closure for automobile tray carries out stretching, should Convex closure is to be formed by cold working, including cope match-plate pattern, die, limiting plate, for apical grafting automobile The punch of pallet convex closure and lower bolster, described die is affixed with the lower surface of described cope match-plate pattern, should Die has the first groove accommodating automobile tray convex closure, described limiting plate and described lower bolster Upper surface is affixed, and described limiting plate has the second groove for accommodating punch, described punch with The upper surface of described lower bolster is affixed.

Preferably, the lower end of described limiting plate and described punch is provided with a backing plate, this limiting plate and Punch is affixed with described lower bolster by this backing plate respectively.

Preferably, the density die plate insert more than die, this die plate insert it are provided with in described die Both sides near automobile tray convex closure.

Preferably, the outer surface of described punch is provided with the binder being slidably matched with punch outer surface Plate, there is at least one lower push rod the lower end of this holding pad, and this lower push rod passes limiting plate and lower mold Plate, and be slidably matched with limiting plate and lower bolster.

Preferably, described limiting plate is provided with at least one lead, and this lead is along described limit The upper surface of position plate stretches out, and is provided with at least one through hole coordinated with lead in described die, Described lead is set in described through hole.

Preferably, it is provided with in described limiting plate for supporting and eject at least one of automobile tray Play ejector pin.

Compared to prior art, the beneficial effects of the utility model are: traditional by using It is bigger that mould first forms a diameter to automobile tray effect, and then the lowest convex closure uses Mould of the present utility model molding further to this automobile tray so that the elastic range of convex closure increases Greatly, the scope that can be stretched increases, and convex closure flows more preferably during being further stretched, Avoid convex closure wrinkling or cracking during being stretched, only ensure automobile tray thickness Spend under thinning state, make the convex hull shape on convex closure lift, be shaped to the highest, area Less little convex closure, final molding is the convex closure profile of the band conical surface, the height of part convex closure and wheel The steady quality of wide size, and simple in construction, be more suitable for installing simple automation equipment additional Realize automated production.

Accompanying drawing explanation

Fig. 1 is the automobile tray top view after molding；

Fig. 2 is the automobile tray left view after molding；

Fig. 3 is the sectional view of this utility model a kind of automobile tray mould；

Wherein, 1, automobile tray；2, cope match-plate pattern；3, die；31, the first groove；32、 Die plate insert；33, through hole；4, limiting plate；41, holding pad；42, lead；43、 Play ejector pin；5, punch；6, lower bolster；7, lower push rod；8, backing plate.

Detailed description of the invention

Below, in conjunction with accompanying drawing and detailed description of the invention, this utility model is described further:

As it is shown on figure 3, a kind of automobile tray mould, for automobile tray 1 is drawn Stretch formed certain height convex closure, this convex closure is to be formed by cold working, including cope match-plate pattern 2, Die 3, limiting plate 4, for the punch 5 of apical grafting automobile tray 1 convex closure and lower bolster 6, Described die 3 is affixed with the lower surface of described cope match-plate pattern 2, and this die 3 has receiving automobile torr First groove 31 of dish 1 convex closure, described limiting plate 4 is solid with the upper surface of described lower bolster 6 Connecing, described limiting plate 4 has the second groove for accommodating punch 5, described punch 5 and institute The upper surface stating lower bolster 6 is affixed.

Mould of the present utility model is used to produce certain height and the convex closure of specific taper, it is assumed that It is 27.25mm that mould of the present utility model is used to produce convex closure height in prior art, tapering Being the convex closure of 32 °, mould or traditional mould first by routine are to automobile tray 1 Carrying out bulging or stretch pulling shaping, formation is relatively large in diameter, the convex closure that convex closure height is relatively low, such as A diameter of 50mm, height is the convex closure of 20mm, needs exist for explanation, this utility model Mould can only not be used for producing the convex closure of above-mentioned height and tapering, mean, traditional Automobile tray 1 cannot directly be stretched pulling shaping by mould, when forming the convex closure of certain height, first Automobile tray 1 effect formation is relatively large in diameter by use traditional moulds, the most relatively low convex closure, so Rear use mould of the present utility model is to this further molding of automobile tray 1, therefore, as long as The convex closure of certain height all can use mould molding of the present utility model.

As it is shown on figure 3, automobile tray mould of the present utility model is fixed on lathe On, automobile tray 1 is fixed by alignment pin, and punch 5 apical grafting is pressed for 3 times in convex closure, die, Driving automobile pallet 1 moves downward, and convex closure is stretched, and die 3 is pressed under continuing, until automobile Pallet 1 is fitted completely with the upper surface of limiting plate 4 and the surface of punch 5 respectively, and mould is complete Close, the convex closure required for formation.

Thereby, by using traditional mould first automobile tray 1 effect to be formed a diameter more Greatly, the lowest convex closure, then use mould of the present utility model that this automobile tray 1 is entered One-step shaping so that the elastic range of convex closure increases, the scope that can be stretched increases, and convex closure exists During being further stretched, flowing is more preferably, it is to avoid convex closure is wrinkling during being stretched Or cracking, when ensureing that automobile tray 1 thickness is the most thinning, make on convex closure is convex Bag shape is lifted, and is shaped to little convex closure the highest, that area is less, and final molding is band cone The convex closure profile in face, the height of part convex closure and the steady quality of overall size, and structure letter Single, it is more suitable for installing simple automation equipment additional to realize automated production.

As it is shown on figure 3, in order to be further ensured that the steady of this utility model automobile tray mould Qualitative, the lower end of described limiting plate 4 and described punch 5 is provided with a backing plate 8, this limiting plate 4 Affixed with described lower bolster 6 by this backing plate 8 respectively with punch 5；This backing plate 8 avoids limit Position plate 4 directly contacts with lower bolster 6 with punch 5, plays cushioning effect.

As it is shown on figure 3, in order to ensure die 3 down pressure during more steady, it is to avoid vapour The convex closure of car pallet 1 and die 3 produce excessive wear, be provided with density and be more than in described die 3 The die plate insert 32 of die 3, this die plate insert 32 near the both sides of automobile tray 1 convex closure, When die is pressed for 3 times, die plate insert 32 directly contacts with convex closure, because die plate insert 32 density Greatly, gravity is big so that more steady during 3 times pressures of die.

The outer surface of described punch 5 is provided with the holding pad 41 being slidably matched with punch 5 outer surface, There is at least one lower push rod 7 lower end of this holding pad 41, and this lower push rod 7 is through limiting plate 4 With lower bolster 6, and it is slidably matched with limiting plate 4 and lower bolster 6；One end of lower push rod 7 with Holding pad 41 is affixed, and the other end is used for coordinating with the lower cylinder transmission of lathe, the complete molding of convex closure After, cylinder jack-up under lathe, drive lower push rod 7 to promote holding pad 41 by the automobile torr after molding Dish 1 is released so that it is departing from punch 5, holding pad 41 can also limit the water of punch 5 simultaneously Prosposition moves, and prevents convex closure during molding, and punch 5 occurred level offsets.

Referring to Fig. 3, described limiting plate 4 is provided with at least one lead 42, this lead 42 stretch out along the upper surface of described limiting plate 4, be provided with and join with lead 42 in described die 3 At least one through hole 33 closed, described lead 42 is set in described through hole 33；Limiting plate 4 Coordinated by lead 42 correcting with die 3, it is ensured that punching press gap uniformity, reliable in action, Prevent die 3 from offseting during pressure down.

Preferably, it is provided with for supporting and eject automobile tray 1 at least in described limiting plate 4 One plays ejector pin 43, easy to install.

It will be apparent to those skilled in the art that can technical scheme as described above and structure Think, make other various corresponding changes and deformation, and all these changes and deformation Within all should belonging to this utility model scope of the claims.

Claims

1. an automobile tray mould, forms convex closure for automobile tray carries out stretching, It is characterized in that: include cope match-plate pattern, die, limiting plate, for apical grafting automobile tray convex closure Punch and lower bolster, described die is affixed with the lower surface of described cope match-plate pattern, and this die has appearance Receiving the first groove of automobile tray convex closure, described limiting plate is solid with the upper surface of described lower bolster Connecing, described limiting plate has the second groove for accommodating punch, described punch and described lower mold The upper surface of plate is affixed.

Automobile tray mould the most according to claim 1, it is characterised in that: described limit The lower end of position plate and described punch is provided with a backing plate, and this limiting plate and punch are respectively by this backing plate Affixed with described lower bolster.

Automobile tray mould the most according to claim 1, it is characterised in that: described recessed Being provided with the density die plate insert more than die in mould, this die plate insert is near automobile tray convex closure Both sides.

Automobile tray mould the most according to claim 2, it is characterised in that: described convex The outer surface of mould is provided with the holding pad being slidably matched with punch outer surface, and the lower end of this holding pad has At least one lower push rod, this lower push rod pass limiting plate and lower bolster, and with limiting plate and lower mold Plate is slidably matched.

Automobile tray mould the most according to claim 2, it is characterised in that: described limit Position plate is provided with at least one lead, and this lead stretches out along the upper surface of described limiting plate, Being provided with at least one through hole coordinated with lead in described die, described lead is set in institute State through hole.

Automobile tray mould the most according to claim 2, it is characterised in that: described limit At least one the bullet ejector pin for supporting and eject automobile tray it is provided with in the plate of position.