CN209531857U - A kind of plate trimming for forming mold - Google Patents

Abstract

The utility model relates to a kind of plate trimming for forming molds, including part of the upper die and part of the lower die, part of the upper die includes upper die holder, cope plate and material pressing core, cope plate be equipped with upper cavity, material pressing core setting it is intracavitary in fovea superior and with upper cavity snug engagement, and material pressing core passes through the first elastic component and upper die holder elastic connection；Part of the lower die includes lower die holder, lower template and retainer core, retainer core setting it is recessed intracavitary and with lower cavity snug engagement, and retainer core passes through the second elastic component and lower die holder elastic connection；Wherein material pressing core and retainer core are equipped with mutually matched flange forming surface, and the edge of flange forming surface is provided with mutually matched cutting chunking.By the way that flange forming surface is arranged on material pressing core and retainer core, cutting chunking is set at flange forming surface edge simultaneously, flange and cutting action can be completed in part of the upper die and part of the lower die relative movement, trimming and flange are completed in a process, reduce a mold, reduces die cost.

Description

A kind of plate trimming for forming mold

Technical field

The utility model relates to molding dies, and in particular to a kind of plate trimming for forming mold.

Background technique

There is a large amount of plate base part to need to carry out trimming and flange processing, such as automobile in auto parts and components manufacturing process Hood panel, vehicle body cover plate, inner plate of car door and rear floor of engine etc..In the prior art, to plate carry out trimming and Flange needs two procedures that could complete, and every procedure requires corresponding shaving die and flanging die, and multiple molds are not only Increase entreprise cost, also reduces production efficiency.

Utility model content

For the deficiency in background technique, the utility model provides a kind of plate trimming for forming mold.

The technical scheme adopted by the utility model is a kind of plate trimming for forming mold, including part of the upper die and lower die Part, the part of the upper die include upper die holder, cope plate and material pressing core, and the cope plate is equipped with upper cavity, the binder Core setting it is intracavitary in fovea superior and with upper cavity snug engagement, and material pressing core is connected by the first elastic component and upper die holder elasticity It connects；

The part of the lower die includes lower die holder, lower template and retainer core, and the lower template is equipped with lower cavity, the support Expect core setting it is recessed intracavitary and with lower cavity snug engagement, and retainer core is connected by the second elastic component and lower die holder elasticity It connects；

Wherein material pressing core and retainer core are equipped with mutually matched flange forming surface, and the edge of the flange forming surface is arranged There is mutually matched cutting chunking.

Further, the cutting chunking includes the upper mold knife being fixed on cope plate and is fixed in lower template Lower die cutter has the cutting edge to raise upward on the lower die cutter, has on the lower die cutter and cutting is completed in the cooperation of above-mentioned cutting edge The notch of movement.

Further, the upper mold knife and lower die cutter pass through screw or pin is fixed.

Further, it is sliding to pass through sliding-rail sliding component for the material pressing core and upper cavity and retainer core and lower cavity Dynamic cooperation.

It further, further include pop-up guiding mechanism, the pop-up guiding mechanism includes being fixed on protruding on cope plate Bar and the loop bar being fixed in lower template, the loop bar are equipped with the pilot hole protruded into for protruding into bar, the pilot hole bottom Equipped with ejecting mechanism.

Further, the ejecting mechanism includes pop-up cylinder and tray, and the tray is fixed on the defeated of pop-up cylinder On shaft.

Further, the ejecting mechanism is nitrogen gas spring.

Further, the tray has pit with protruding at the top of bar on the end face to offset, is equipped with one in the pit Layer rubber pad.

The beneficial effects of the utility model are: the utility model is formed by the way that flange is arranged on material pressing core and retainer core Face, while cutting chunking is set at flange forming surface edge, it can be complete in part of the upper die and part of the lower die relative movement At flange and cutting action, trimming and flange are completed in a process, not only reduce a mold, reduce die cost, simultaneously Production efficiency is also improved, with simple, the low in cost advantage of structure.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is that A goes out enlarged drawing in Fig. 1.

In figure: 1, upper die holder；2, cope plate；3, material pressing core；4, upper cavity；5, the first elastic component；6, lower die holder；7, lower die Plate；8, retainer core；9, lower cavity；10, the second elastic component；11, flange forming surface；12, chunking is cut；13, upper mold knife； 14, Lower die cutter；25, cutting edge；15, notch；16, sliding-rail sliding component；17, guiding mechanism is popped up；18, bar is protruded into；19, loop bar；20, Pilot hole；21, cylinder is popped up；22, tray；23, pit；24, rubber pad.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise Under every other embodiment obtained, fall within the protection scope of the utility model.

It is to be appreciated that if related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding, Afterwards ...), then directionality instruction is only used for explaining opposite between each component under a certain particular pose (as shown in the picture) Positional relationship, motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.

In addition, if relating to the description of " first ", " second " etc. in the utility model embodiment, " first ", " the Two " etc. description is used for description purposes only, and is not understood to indicate or imply its relative importance or is implicitly indicated meaning The quantity of the technical characteristic shown." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one A this feature.It in addition, the technical solution between each embodiment can be combined with each other, but must be with ordinary skill Based on personnel can be realized, this technical side will be understood that when the combination of technical solution appearance is conflicting or cannot achieve The combination of case is not present, also not within the protection scope of the requires of the utility model.

The utility model provides a kind of plate trimming for forming mold.

In the present embodiment, referring to Figures 1 and 2, the plate trimming for forming mold, including part of the upper die and part of the lower die, The part of the upper die includes upper die holder 1, cope plate 2 and material pressing core 3, and the cope plate 1 is equipped with upper cavity 4, the binder Core 3 be arranged in upper cavity 4 and with upper cavity snug engagement, and material pressing core passes through the first elastic component 5 and upper die holder elasticity Connection；

The part of the lower die includes lower die holder 6, lower template 7 and retainer core 8, and the lower template is equipped with recessed 9 chamber, institute State retainer core be arranged in lower cavity 9 and with lower 9 snug engagement of cavity, and retainer core 8 by the second elastic component 10 under 6 elastic connection of die holder；

Wherein material pressing core 3 and retainer core 8 are equipped with mutually matched flange forming surface 11, the side of the flange forming surface 11 Edge is provided with mutually matched cutting chunking 12.

It wherein can be with for fixing material pressing core and retainer core elastic component (i.e. above-mentioned the first elastic component and the second elastic component) Using nitrogen cylinder or nitrogen gas spring general in mold.

In the present invention, the cutting chunking 12 includes the upper mold knife 13 being fixed on cope plate and is fixed on Lower die cutter 14 in lower template has the cutting edge 25 to raise upward on the lower die cutter 14, have on the lower die cutter with it is above-mentioned The notch 15 of cutting action is completed in the cooperation of cutting edge 25；The upper mold knife 13 and lower die cutter 14 are fixed by screw or pin.

The cutting chunking 12 of this structure and template are removable design, can replace different sizes according to actual processing demand Cutting chunking, structure design is simple exquisite.

The material pressing core 3 and upper cavity 4 and retainer core 8 are matched by the sliding of sliding-rail sliding component 16 with lower cavity 9 It closes.This embodiment is sliding matching structure common in being slidably matched, as long as may be implemented to be slidably matched, reaches reduction friction mesh Sliding matching structure can be applicable in.In addition increase to be slidably matched and be advantageous in that guarantee material core can do straight line fortune in cavity It is dynamic, avoid the occurrence of the accuracy of the inclination of material core and influence cutting and flange position.

The utility model further includes pop-up guiding mechanism 17, and the pop-up guiding mechanism 17 includes being fixed on cope plate The loop bar 19 for protruding into bar 18 He being fixed in lower template, the loop bar 19 is equipped with the pilot hole 20 that protrudes into for protruding into bar, 20 bottom of pilot hole is equipped with ejecting mechanism；The ejecting mechanism includes pop-up cylinder 21 and tray 22, the tray 22 It is fixed on the output shaft of pop-up cylinder；The ejecting mechanism is nitrogen gas spring.

The setting of pop-up guiding mechanism increases guiding and pop-up function, and part of the upper die and the alignment of lower die position can be improved Precision avoids the occurrence of the deviation of cutting and flange position, improves product quality.

Noise between bar and tray is protruded into order to reduce, the loss for protruding into bar is reduced, improves the service life of equipment, it is described Tray 22 there is pit 23 with protruding at the top of bar on the end face to offset, be equipped with one layer of rubber pad 24 in the pit 23.

The working principle of the utility model are as follows: flitch to be processed is placed in retainer core, part of the upper die by operation Downlink, material pressing core is pressed in retainer core under the effect of the pressure, by flitch pressing molding, while utilizing material pressing core and retainer core On flange body to flitch flange, meanwhile, cutting chunking to flitch carry out cutting process, finally, complete cutting and flange work Sequence, part of the upper die uplink.

The utility model is set by the way that flange forming surface is arranged on material pressing core and retainer core at flange forming surface edge Cutting chunking is set, can be completed flange and cutting action in part of the upper die and part of the lower die relative movement, trimming and is turned over While completing in a process, not only reduce a mold, reduce die cost, while also improving production efficiency, there is structure Simply, advantage low in cost.

Every technical staff's notice: although the utility model is described according to above-mentioned specific embodiment, this The invention thought of utility model is not limited to that utility model, and any repacking with inventive concept will all be included in this specially In sharp scope of patent protection.

Claims (8)

1. a kind of plate trimming for forming mold, including part of the upper die and part of the lower die, it is characterised in that: the part of the upper die includes Upper die holder, cope plate and material pressing core, the cope plate are equipped with upper cavity, material pressing core setting it is intracavitary in fovea superior and with it is upper Cavity side walls are slidably matched, and material pressing core passes through the first elastic component and upper die holder elastic connection；

The part of the lower die includes lower die holder, lower template and retainer core, and the lower template is equipped with lower cavity, the retainer core Setting it is recessed intracavitary and with lower cavity snug engagement, and retainer core passes through the second elastic component and lower die holder elastic connection；

Wherein material pressing core and retainer core are equipped with mutually matched flange forming surface, and the edge of the flange forming surface is provided with phase The cutting chunking mutually cooperated.

2. plate trimming for forming mold according to claim 1, it is characterised in that: the cutting chunking includes being fixed on Upper mold knife on cope plate and the lower die cutter being fixed in lower template have the cutting edge to raise upward, institute on the lower die cutter Stating has the notch for cooperating with above-mentioned cutting edge and completing cutting action on lower die cutter.

3. plate trimming for forming mold according to claim 2, it is characterised in that: the upper mold knife and lower die cutter pass through Screw or pin are fixed.

4. plate trimming for forming mold according to claim 1-3, it is characterised in that: the material pressing core with it is upper Cavity and retainer core pass through sliding-rail sliding component slippage with lower cavity and cooperate.

5. plate trimming for forming mold according to claim 1-3, it is characterised in that: further include pop-up Guiding machine Structure, the pop-up guiding mechanism includes the loop bar for protruding into bar He being fixed in lower template being fixed on cope plate, the loop bar It is equipped with the pilot hole protruded into for protruding into bar, the pilot hole bottom is equipped with ejecting mechanism.

6. plate trimming for forming mold according to claim 5, it is characterised in that: the ejecting mechanism includes pop-up gas Cylinder and tray, the tray are fixed on the output shaft of pop-up cylinder.

7. plate trimming for forming mold according to claim 5, it is characterised in that: the ejecting mechanism is nitrogen bullet Spring.

8. plate trimming for forming mold according to claim 6, it is characterised in that: the tray with protrude into phase at the top of bar There is pit on the end face supported, be equipped with one layer of rubber pad in the pit.