CN208854947U

CN208854947U - A molding die for front and rear bumpers of automobiles

Info

Publication number: CN208854947U
Application number: CN201821566556.7U
Authority: CN
Inventors: 李富超
Original assignee: Dongguan Jieyang Mould Co ltd
Current assignee: Dongguan Jieyang Mould Co ltd
Priority date: 2018-09-26
Filing date: 2018-09-26
Publication date: 2019-05-14
Anticipated expiration: 2028-09-26

Abstract

The invention discloses a molding die for front and rear bumpers of an automobile, comprising a base, a lower template being arranged on the base, the lower template being provided with a first molding convex die and a second molding convex die, inclined ejector assemblies being arranged at the lateral ends of the first molding convex die and the second molding convex die respectively, the ejector heads of the inclined ejector assemblies cooperating with the first molding convex die and the second molding convex die respectively forming a first lower molding convex die and a second lower molding convex die; an upper template being arranged on the lower template and being connected with the lower template, the upper template being upwardly concave with a first molding cavity and a second molding cavity, the first molding cavity and the first lower molding convex die, the second molding cavity and the second lower molding convex die respectively forming a first molding cavity and a second molding cavity; an ejector plate being arranged on the base, the ejector plate being transmission-connected with a plurality of drive assemblies, the plurality of drive assemblies being able to drive the ejector plate to move vertically and drive a plurality of ejectors and inclined ejector assemblies to move vertically, and the plurality of ejectors and inclined ejector assemblies being able to extend into the first molding cavity and the second molding cavity, respectively lifting up the front bumper in the first molding cavity and the rear bumper in the second molding cavity to complete the stripping.

Description

A kind of molding die of automobile front/rear collision bumper

Technical field

The utility model relates to automobile die technology field, especially a kind of molding die of automobile front/rear collision bumper.

Background technique

Injection mold is a kind of tool for producing plasthetics, is also to confer to plasthetics complete structure and accurate dimension Tool.Injection molding is a kind of processing method used when producing certain complex-shaped components in batches.It refers specifically to melt heated Plastics by injection molding machine high pressure inject die cavity obtain formed products after cooling and solidifying.Injection mold generally include upper die and lower die, Upper cores are set in upper mold, set mode on lower mode, are matched molding/demoulding of upper cores and lower mode and are completed to be molded.In vapour Vehicle field usually can often pass through injection mould to automobile front beam 001 and automobile rear bumper 002 with reference to attached drawing 1 and attached drawing 2 Has injection molding.In existing, the injection molding of the front bumper 001 and automobile rear bumper 002 of automobile is usually used A kind of product of one set of die injection molding, or automobile front beam 001 or automobile rear bumper 002, that is, need two cover dies Tool could complete the molding of front bumper 001 and rear bumper 002, so, design two molds, increase die cost, and adopt It is processed with two molds, the low efficiency of product processing, high production cost.

Therefore, market needs that a kind of structure is simplified, die cost is low and the shaping mould of formed automobile front/rear collision bumper simultaneously Tool.

Utility model content

The technical issues of solution of the utility model is to provide a kind of vapour for above-mentioned existing defect in the prior art The molding die of Chinese herbaceous peony rear bumper, the forming die structure are simplified, and die cost is low, can be integrally formed the front and back insurance of automobile Thick stick, it is high in machining efficiency.

To solve above-mentioned technical problem, the technical solution that the utility model is taken is as follows: a kind of automobile front/rear collision bumper Molding die, including pedestal install lower template by supporting block on the pedestal, and the lower template is formed with the first forming convax mould With the second forming convax mould, first forming convax mould and the second forming convax mould transverse ends are respectively equipped with oblique top material component, oblique top The top of material component cooperates the first forming convax mould and the second forming convax mould to respectively constitute, and the first mo(u)ld bottom half is convex and the second mo(u)ld bottom half is convex；It is described The cope plate being mated with is set in lower template, and the upward indent of the cope plate is formed with the first forming cavity and the second forming cavity, and First forming cavity and the first mo(u)ld bottom half is convex, the second forming cavity and the convex preceding insurance separately constituted for formed automobile of the second mo(u)ld bottom half The the first type chamber and second type chamber of thick stick and rear bumper；Also set ejector retainner plate between the pedestal and lower template, the ejector retainner plate with Be located on bottom plate several driving assemblies transmission connection, several driving assemblies can be driven ejector retainner plate it is vertically movable and drive set Several thimbles and the oblique top material component on ejector retainner plate are vertically movable, and protrude into several thimbles and oblique top material component First type chamber and second type are intracavitary, jack up the intracavitary front bumper of the first type and the intracavitary rear bumper of second type respectively and complete De- material.

It is further described as to above-mentioned technical proposal:

In the above-mentioned technical solutions, locating piece is also set on four sides of the cope plate, in the lower template and per certain Fabrication slot on the position of position block face, the locating piece are caught in matched card slot, and cope plate can be made to position with lower template and docked.

In the above-mentioned technical solutions, two rows of thimbles transversely arranged are set on the ejector retainner plate, and each row's thimble is in place Set respectively with the first type chamber and second type chamber face, and the number of row's thimble of face second type chamber be less than the first type of face The number of one row's thimble of chamber.

In the above-mentioned technical solutions, the pedestal is equipped with two the driving component, and two driving assemblies are in the cross of pedestal It is arranged to direction interval；Each driving assembly includes the supporting plate for extending longitudinally and being installed in ejector retainner plate bottom end；The supporting plate is vertical The guide post for being equipped with driving cylinder to the two sides in direction and can be vertically movable along axis hole of the system in lower template, each driving cylinder Piston is connect by bearing with bottom plate, and two driving cylinders of each driving assembly are vertically movable by transmission supporting plate, described in cooperation Guide post is vertically movable along matched axis hole, keeps the ejector retainner plate vertically movable and drives several thimbles and the oblique top material group Part is vertically movable.

In the above-mentioned technical solutions, upper die holder, and the upper die holder and cope plate, lower template and branch are set on the cope plate It is affixed that bracer, supporting block and bottom plate pass through bolt, and the supporting plate is affixed by bolt with ejector retainner plate；If also being set on the bottom plate Dry first guide post, several first guide posts are connect after vertically running through the supporting plate, ejector retainner plate with the lower template, and matching makes to hold in the palm Plate and ejector retainner plate are threaded through on first guide post；First guide post also sets at the supporting plate and thimble Board position and leads Set.

In the above-mentioned technical solutions, the oblique top material component further includes angle ejector rod, angled-lift splits and mounting base, the mounting base It is installed on the ejector retainner plate, the angle ejector rod is flexibly connected by the angled-lift splits with the ejector retainner plate, other end connection The top, the angle ejector rod can be driven opposite first forming convax mould in the top and the second forming convax mould is detached from or closes up, Molding with automobile front/rear collision bumper and cooperates the oblique jack-up of molding automobile front/rear collision bumper and with thimble and complete de- material.

Compared with prior art, the utility model has the beneficial effects that: the mold of the utility model is for processing vapour The molding die of the front/rear collision bumper of vehicle, molding die energy one go out the front bumper and rear bumper of two machine-shaping automobiles, The high production efficiency of molding die, waste of material is few, and the production cost of injection molded automobile front bumper or rear bumper is low；Meanwhile The injection mold structure of the utility model is simplified, the cost of mold is low.

Detailed description of the invention

Fig. 1 is the automobile front beam schematic diagram of the utility model mold injection；

Fig. 2 is the automobile rear bumper schematic diagram of the utility model mold injection

Fig. 3 is the stereoscopic schematic diagram of the utility model mold；

Fig. 4 is the decomposition diagram of the utility model mold；

Fig. 5 is the utility model cope plate and the first forming cavity and the second forming cavity schematic diagram；

Fig. 6 is the pedestal, ejector retainner plate, lower template, the first forming convax mould, the second forming convax mould, oblique top material of the utility model The assembling schematic diagram of component and driving assembly；

Fig. 7 is the assembling schematic diagram of the pedestal of the utility model, supporting plate, ejector retainner plate and driving assembly；

Fig. 8 is the structure chart of the utility model oblique top material component.

Specific embodiment

The utility model is described in further detail with reference to the accompanying drawing.

It is exemplary by reference to the embodiment that attached drawing describes, it is intended to for explaining the application, and should not be understood as pair The limitation of the application.In the description of the present application, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for Convenient for description the application and simplify description, rather than the device or element of indication or suggestion meaning there must be specific side Position is constructed and operated in a specific orientation, therefore should not be understood as the limitation to the application.In addition, term " first ", " second " It is used for description purposes only, is not understood to indicate or imply relative importance or implicitly indicates indicated technical characteristic Quantity.Thus, define " first ", the feature of " second " can explicitly or implicitly include one or more spy Sign.In the description of the present application, " several ", the meaning of " plurality " is two or more, unless otherwise clearly specific It limits.Unless otherwise clearly defined and limited, in this application, the arts such as term " installation ", " connected ", " connection ", " fixation " Language shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be machinery Connection, is also possible to be electrically connected；It can be directly connected, two elements can also be can be indirectly connected through an intermediary Internal connection.For the ordinary skill in the art, above-mentioned term can be understood in the application as the case may be In concrete meaning.Unless otherwise clearly defined and limited, in this application, fisrt feature the "upper" of second feature or it "lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to Cross the other characterisation contact between them.And fisrt feature includes above the second feature " above ", " above " and " above " One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special Sign includes fisrt feature right above second feature and oblique upper under the second feature " below ", " below " and " below ", or only Indicate that first feature horizontal height is less than second feature

Attached drawing 3-8 illustrates a kind of specific embodiment of the utility model, and the utility model is a kind of insurance of automobile front and back The molding die of thick stick, it includes pedestal 1, installs lower template 3 by supporting block 2 on the pedestal 1, and the lower template 3 is formed with the One forming convax mould 301 and the second forming convax mould 302, first forming convax mould 301 and 302 transverse ends of the second forming convax mould are equal Be respectively equipped with oblique top material component 4, that is, the lower template 3 the first forming convax mould 301 and the second forming convax mould 302 transverse direction Two sides (X-direction) are respectively equipped with an oblique top material component 4, that is, lower template 3 laterally sets four oblique top material components in (X-direction) two sides 4, the top 41 of each oblique top material component 4 cooperates with the first forming convax mould 301 and the second forming convax mould 302 respectively, corresponding to constitute Complete first mo(u)ld bottom half convex 31 and the second mo(u)ld bottom half convex 32；The cope plate 5 being mated with is set in the lower template 3, in the present embodiment In, set locating piece 6 on four sides of the cope plate 5, in the lower template 3 with fabrication on the position of every 6 face of a positioning block Slot 303, in mold clamping, the locating piece 6 is caught in matched card slot 303, can make cope plate 5 and the positioning pair of lower template 3 It connects；The upward indent of the cope plate 5 is formed with the first forming cavity 51 and the second forming cavity 52, and first forming cavity 51 and first Convex 31, second forming cavity 52 of mo(u)ld bottom half and the second mo(u)ld bottom half convex 32 separately constitute front bumper 001 and rear insurance for formed automobile The the first type chamber and second type chamber of thick stick 002；Also set ejector retainner plate 7 between the pedestal 1 and lower template 3, the ejector retainner plate 7 be located at Several driving assemblies 8 on bottom plate 1 are sequentially connected, and it is vertically movable and drive and set that several driving assemblies 8 can be driven ejector retainner plate 7 Several thimbles 9 and the oblique top material component 4 on ejector retainner plate 7 are vertically movable, and make several thimbles 9 and oblique top material group Part 4 protrudes into the first type chamber and second type is intracavitary, jacks up the intracavitary front bumper 001 of the first type and the intracavitary rear guarantor of second type respectively Dangerous thick stick 002 and complete de- material, in the present embodiment, two rows of thimbles 9 transversely arranged, and each row are set on the ejector retainner plate 7 Thimble 9 is in position respectively with the first type chamber and second type chamber face, and the number of row's thimble 9 of face second type chamber is less than The number of one row's thimble 9 of face the first type chamber is few namely for the thimble 9 for jacking up the intracavitary rear bumper 002 of second type It is practical in de- material in the intracavitary front bumper 001 of first type that jacks up, because mold has demoulded, that is, cope plate 5 and lower die Plate 3 has been separated from, thus the first type chamber and second type chamber are not present at this moment, and thimble 9 is first by front bumper 001 or rear insurance Thick stick 002 vertically jacks up, and then by the oblique jacking of oblique top material component 4, matching is by front bumper 001 and rear bumper 2 from thimble 9 Upper jacking and complete de- material.

With reference to attached drawing 3-8, in the present embodiment, the pedestal 1 is equipped with two the driving component 8, and two driving assemblies 8 Setting is spaced in the transverse direction (X-direction) of pedestal 1；Each driving assembly 8 includes extending longitudinally and being installed in 7 bottom of ejector retainner plate The supporting plate 81 at end；The two sides of 81 longitudinal direction of supporting plate are equipped with driving cylinder 82 and can be (attached along axis hole of the system in lower template 3 Scheme unlabeled) vertically movable guide post 83, the piston of each driving cylinder 82 connect by bearing 84 with bottom plate 1, each driving Two driving cylinders 82 of component 8 are vertically movable by transmission supporting plate 81, cooperate the guide post 83 vertically movable along matched axis hole, Keep the ejector retainner plate 7 vertically movable and several thimbles 9 and the oblique top material component 4 is driven to match vertical stability movement；? In the present embodiment, upper die holder 10 is set on the cope plate 5, and the upper die holder 10 and cope plate 5, lower template 3 and supporting block 2, Supporting block 2 is affixed by bolt (attached drawing is unlabeled) with bottom plate 1, and the supporting plate 81 is affixed by bolt with ejector retainner plate 7；It is described Also set several first guide posts 11 on bottom plate 1, several first guide posts 11 vertically after the supporting plate 81, ejector retainner plate 7 with institute The connection of lower template 3 is stated, matching is threaded through supporting plate 81 and ejector retainner plate 7 on first guide post 11；First guide post 11 runs through The supporting plate 81 and ejector retainner plate also set guide sleeve at 7 position (attached drawing is not shown)；In the present embodiment, the oblique top material component 4 is gone back Including angle ejector rod 42, angled-lift splits 43 and mounting base 44, the mounting base 44 is installed on the ejector retainner plate 7, the angle ejector rod 42 It is flexibly connected by the angled-lift splits 43 with the ejector retainner plate 7,42 other end of the angle ejector rod connection top 41 is described oblique Mandril 42 can be driven opposite first forming convax mould 301 in the top 41 and the second forming convax mould 302 is detached from or closes up, and work as top 41 and first forming convax mould 301 or the second forming convax mould 302 when closing up, 41 the first forming convax moulds 301 of cooperation of top and the second one-tenth Whole first mo(u)ld bottom half convex 31 of 302 formed automobile front/rear collision bumper of type punch-pin and the second mo(u)ld bottom half convex 32；When top 41 and the first molding are convex When mould 301 and the second forming convax mould 302 are detached from, top 41 can push up take off molding front bumper 001 and rear bumper 002 and by it Inclination jack up, match automobile front/rear collision bumper molding and by molding automobile front/rear collision bumper it is oblique jack-up and with thimble cooperate And complete de- material；In practice, matched running gate system is also nested on the cope plate 5 of the mold, and running gate system is connected to mould The the first type chamber and second type chamber of tool, and the water circuit system for cooling and shaping is also nested on mold.

The mold of the present embodiment is the molding die for processing the front/rear collision bumper of automobile, and molding die energy one goes out two The front bumper and rear bumper of machine-shaping automobile, the high production efficiency of molding die, waste of material is few, protects before injection molded automobile The production cost of dangerous thick stick or rear bumper is low；Meanwhile the injection mold structure of the present embodiment is simplified, the cost of mold is low.

Do not limit the technical scope of the present invention above, it is all according to the utility model technical spirit to On embodiment made by any modification, equivalent variations and modification, in the range of the technical solution for still falling within the utility model.

Claims

1. A molding die for front and rear bumpers of an automobile, characterized in that it comprises a base on which a lower template is installed through a support block, and the lower template is made with a first forming punch and a second forming punch, so The lateral ends of the first forming punch and the second forming punch are respectively provided with inclined ejector assemblies, and the plugs of the inclined ejector assemblies cooperate with the first forming punch and the second forming punch to form the first lower mould and the second mould respectively. Two lower molds are convex; the lower mold plate is provided with an upper mold plate connected with it, and the upper mold plate is concave upward and inward with a first molding cavity and a second molding cavity, and the first molding cavity and the first lower mold The convex, the second molding cavity and the second lower molding respectively form the first cavity and the second cavity for forming the front bumper and the rear bumper of the automobile; a thimble plate is also arranged between the base and the lower template, The ejector plate is in driving connection with a plurality of drive assemblies arranged on the bottom plate, and the plurality of drive assemblies can drive the ejector plate to move vertically and drive a plurality of ejector pins and the inclined ejector assemblies arranged on the ejector plate to move vertically, and The plurality of thimbles and the inclined ejector assemblies are extended into the first cavity and the second cavity, respectively, to push up the front bumper in the first cavity and the rear bumper in the second cavity to complete the material removal.

2. The molding die for the front and rear bumpers of an automobile according to claim 1, wherein a positioning block is also set on the four sides of the upper template, and the lower template is opposite to each positioning block. A card slot is formed at the upper position, and the positioning block is snapped into the matching card slot, so that the upper template and the lower template can be positioned and connected.

3. The molding die of a front and rear bumper of an automobile according to claim 1, wherein two rows of thimbles arranged in the lateral direction are arranged on the thimble plate, and each row of thimbles is in position with the first The mold cavity and the second mold cavity are opposite to each other, and the number of ejector pins in a row facing the second mold cavity is smaller than the number of ejector pins facing the first mold cavity in a row.

4. The molding die for front and rear bumpers of an automobile according to any one of claims 1 to 3, wherein the base is provided with two drive assemblies, and the two drive assemblies are spaced apart in the lateral direction of the base each drive assembly includes a support plate extending longitudinally and fixed at the bottom end of the ejector plate; both sides of the support plate in the longitudinal direction are provided with a driving cylinder and a guide column that can move vertically along the shaft hole made on the lower template , The piston of each driving cylinder is connected with the bottom plate through a bearing, and the two driving cylinders of each driving assembly move vertically through the transmission support plate, and cooperate with the guide column to move vertically along the matching shaft hole, so that the thimble plate is vertically moved. Move and drive several of the ejector pins and the inclined ejector components to move vertically.

5 . The molding die for front and rear bumpers of an automobile according to claim 4 , wherein an upper die seat is provided on the upper template, and the upper die seat and the upper template, the lower template and the support block, the support The block and the bottom plate are fixedly connected by bolts, and the support plate and the ejector plate are fixed by bolts; a plurality of first guide posts are also arranged on the bottom plate, and a plurality of the first guide posts vertically penetrate the support plate and the ejector plate Then, it is connected with the lower template, and the supporting plate and the ejector plate are matched so that the support plate and the ejector plate are passed through the first guide post; a guide sleeve is also provided at the position where the first guide post penetrates the support plate and the ejector plate.

6 . The molding die for front and rear bumpers of an automobile according to claim 5 , wherein the inclined ejector assembly further comprises an inclined ejector rod, an inclined sliding block and a mounting seat, and the mounting seat is fixed at the On the ejector plate, the oblique ejector rod is movably connected to the ejector pin plate through the oblique slider, and the other end of the oblique ejector rod is connected to the plug, and the oblique ejector rod can drive the plug to be opposite to the first forming punch and the first forming punch. The second forming punch is separated or closed to match the forming of the front and rear bumpers of the automobile, and the formed front and rear bumpers of the automobile are pushed up obliquely and matched with the ejector pins to complete the stripping.