CN215619634U

CN215619634U - Injection mold

Info

Publication number: CN215619634U
Application number: CN202121565451.1U
Authority: CN
Inventors: 欧振权; 于德江; 王国兴; 左树艳
Original assignee: Hebei Keli Automobile Equipment Co ltd
Current assignee: Hebei Keli Automobile Equipment Co ltd
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2022-01-25
Anticipated expiration: 2031-07-09

Abstract

The utility model relates to the technical field of mold product demolding, and provides an injection mold which comprises a bottom plate and a mold bottom, wherein the mold bottom is arranged on the bottom plate, a mold cover is arranged on the mold bottom, the mold bottom and the mold cover form two injection cavities, the two injection cavities are used for product molding, an ejection mechanism is arranged on the bottom plate and comprises two sliding assemblies, the two ejection assemblies are arranged on the bottom plate in a sliding mode and respectively face the two injection cavities at different inclination angles and are used for ejecting products, and the problem that the injection products cannot be demolded from different directions in the related technology is solved through the technical scheme.

Description

Injection mold

Technical Field

The utility model relates to the technical field of mold product demolding, in particular to an injection mold.

Background

The mould on the market at present, generally for the mode of single mould production single product, a plurality of mould products of liftout on the single mould have been realized to some moulds, but the demolding direction of a plurality of mould products that liftout is the same, in case the product has special construction, then can not realize that single mould produces a plurality of products and liftout, need use a plurality of moulds like this and satisfy the production demand, increase mould cost, lead to product cost to increase.

SUMMERY OF THE UTILITY MODEL

The utility model provides an injection mold, which solves the problem that a single mold in the related art cannot produce a plurality of products.

The technical scheme of the utility model is as follows:

an injection mold comprises

A bottom plate, a plurality of first connecting plates,

the mould bottom is arranged on the bottom plate;

the mold cover is arranged on the mold bottom, the mold bottom and the mold cover form two injection molding cavities, and the two injection molding cavities are used for product molding;

the ejection mechanism is arranged on the bottom plate and comprises

A sliding component which is arranged on the bottom plate in a sliding way,

the ejection assemblies are arranged on the sliding assembly at different inclination angles and face the two injection molding cavities respectively, and are used for ejecting the product.

As a further technical solution, the sliding assembly includes,

the ejection plate is arranged on the bottom plate in a sliding manner;

the ejection wear-resistant blocks are arranged on the ejection plate and provided with a first contact surface and a second contact surface, the first contact surface is in contact with the ejection plate, the second contact surface is obliquely arranged with the ejection plate, and the ejection assembly is arranged on the second contact surface in a sliding manner.

As a further technical solution, the sliding assembly further comprises,

and the sliding parts are arranged on the second contact surface in a rotating manner and are in sliding contact with the ejection assembly.

As a further technical solution, the ejection assembly comprises,

the thimble bottom plate is arranged on the sliding piece in a sliding manner;

the ejector pins are vertically arranged on the ejector pin bottom plate and used for ejecting the product;

the elastic pieces are arranged on the ejector pin bottom plate, the other ends of the elastic pieces are abutted to the die bottom, and the elastic pieces are used for providing elastic force for the ejector pin bottom plate to be close to the sliding pieces.

As a further technical proposal, the mould bottom comprises,

a plurality of square irons arranged on the bottom plate;

the B plate is arranged on the square iron, and the thimble slides through the B plate;

and the number of the sliding blocks is two, and the sliding blocks are arranged on the B plate in a sliding manner.

As a further technical proposal, the mould cover comprises,

the plate A is arranged on the plate B, two injection molding cavities are formed among the plate A, the plate B and the sliding block, and the injection molding cavities are used for forming the product;

a splitter plate arranged on the A plate and including

A shunting groove arranged on the A plate,

the two shunt tubes are arranged on the shunt grooves, penetrate through the A plate and are communicated with the injection molding cavity;

also comprises

And the hot runner is arranged on the splitter plate and used for providing heat for the splitter box.

As a further technical proposal, the method also comprises

A panel disposed on the flow distribution plate;

the number of the heat insulation plates is two, and the heat insulation plates are respectively arranged on the panel and the bottom plate.

As a further technical solution, the second contact of the ejecting wear-resistant block has a groove, and the sliding assembly further comprises

The sliding groove plates are arranged in the grooves for ejecting the wear-resistant blocks, and the sliding pieces are rotatably arranged on the sliding groove plates.

The working principle and the beneficial effects of the utility model are as follows:

in the utility model, in order to solve the problem that two products cannot be demoulded in different directions, the existing market is generally divided into two types, the first mode is that a mould only produces one product, the mould is required to be added to improve the production efficiency, and the product cost is invisibly increased; the second mode is that the mould can produce two or even a plurality of products at the same time, and the direction of the product ejected out of the mould needs to be the same so as to realize the synchronous production of the products; when the product has a special structure and needs a specific ejection direction, the first mode is needed, the production efficiency is reduced, and the product cost is increased;

the scheme adopts a set of mould matched with two sets of ejection components with different directions, and concretely, the set of mould has the basic characteristics, and comprises a bottom plate, a mould bottom, a mould cover and an ejection mechanism, wherein the ejection mechanism is of a combined type and is divided into a bottom supporting part and an upper executing part,

in the first combination mode, the supporting part is a sliding assembly and is designed on the bottom plate, the sliding assembly can slide along the designated direction, and the ejection assembly is indirectly driven to be far away from or close to a product, so that ejection of the product is realized; the execution part is provided with two ejection assemblies which respectively face two products in the same die at specific positions, and when the sliding assembly slides, the ejection assemblies also slide on the sliding assembly to eject the products;

in the second combination mode, the supporting part is a sliding assembly, the executing part is an ejection assembly, and the sliding assembly directly drives the two ejection assemblies to slide along a specific direction so as to eject a product;

therefore, two products can be simultaneously produced on the same die and ejected in different directions, so that the production efficiency is improved, and the product cost is reduced.

Drawings

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

FIG. 1 is a schematic view of an injection mold according to the present invention;

FIG. 2 is a schematic view of a splitter plate structure of the injection mold of the present invention;

FIG. 3 is a schematic view of the structure of the runner of the injection mold of the present invention;

FIG. 4 is a schematic structural diagram of an ejection structure of the injection mold of the present invention;

FIG. 5 is a schematic structural view of an ejection wear-resistant block of the injection mold of the utility model;

in the figure: 1. the device comprises a base plate, 2, a die bottom, 3, a die cover, 4, an ejection mechanism, 5, a panel, 6, a heat insulation plate, 21, square iron, 22, a B plate, 23, a sliding block, 31, an A plate, 32, a flow distribution plate, 33, a hot runner, 321, a flow distribution groove, 322, a flow distribution pipe, 41, a sliding assembly, 42, an ejection assembly, 411, an ejection plate, 412, an ejection wear-resistant block, 413, a sliding piece, 414, a sliding groove plate, 421, an ejector base plate, 422, an ejector pin, 423 and an elastic piece.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any inventive step, are intended to be within the scope of the present invention.

As shown in fig. 1 to 5, the present embodiment proposes

An injection mold comprises

The bottom plate (1) is provided with a plurality of grooves,

the mould bottom 2 is arranged on the bottom plate 1;

the mold cover 3 is arranged on the mold bottom 2, the mold bottom 2 and the mold cover 3 form two injection molding cavities, and the two injection molding cavities are used for product molding;

the ejection mechanism 4 is arranged on the bottom plate 1 and comprises

A sliding component 41 which is arranged on the bottom plate 1 in a sliding way,

the two ejection assemblies 42 are arranged on the sliding assembly 41 at different inclination angles respectively and face the two injection molding cavities respectively for ejecting the product.

In the embodiment, in order to solve the problem that two products cannot be demoulded in different directions, the existing market is generally divided into two types, the first mode is that the mould only produces one product, the mould needs to be added to improve the production efficiency, and the product cost is invisibly increased; the second mode is that the mould can produce two or even a plurality of products at the same time, and the direction of the product ejected out of the mould needs to be the same so as to realize the synchronous production of the products; when the product has a special structure and needs a specific ejection direction, the first mode is needed, the production efficiency is reduced, and the product cost is increased;

the scheme adopts a set of mould matched with two sets of ejection assemblies 42 with different directions, and particularly, the set of mould has the basic characteristics and comprises a bottom plate 1, a mould bottom 2, a mould cover 3 and an ejection mechanism 4, wherein the ejection mechanism 4 is of a combined type and is divided into a bottom supporting part and an upper execution part,

in the first combination mode, the supporting part is a sliding component 41 and is designed on the bottom plate 1, the sliding component 41 can slide along a specified direction, and the ejection component 42 is indirectly driven to be far away from or close to a product, so that ejection of the product is realized; the execution part is two ejection assemblies 42 which respectively face two products in the same mold at specific positions, and when the sliding assembly 41 slides, the ejection assemblies 42 also slide on the sliding assembly 41 to eject the products;

in the second combination mode, the supporting part is a sliding component 41, the executing part is an ejection component 42, and the sliding component 41 directly drives the two ejection components 42 to slide along a specific direction so as to eject a product;

Further, the sliding assembly 41 includes, in combination,

the ejection plate 411 is arranged on the bottom plate 1 in a sliding mode;

the plurality of ejecting wear-resistant blocks 412 are arranged on the ejecting plate 411, each ejecting wear-resistant block 412 is provided with a first contact surface and a second contact surface, the first contact surfaces are in contact with the ejecting plate 411, the second contact surfaces are obliquely arranged with the ejecting plate 411, and the ejecting assembly 42 is arranged on the second contact surfaces in a sliding mode.

In this embodiment, after the first combination type ejection is adopted, the sliding assembly 41 slides along a designated direction, and relative sliding is generated between the sliding assembly 41 and the ejection assembly 42, which is prone to wear; aiming at the problem, the sliding assembly 41 is divided into two parts, namely an ejector plate 411 and an ejector wear-resistant block 412, wherein the ejector plate 411 is a base of the integral ejector mechanism 4, provides a supporting function and can slide on the bottom plate 1 along a specified direction; the ejecting wear-resistant block 412 is made of a wear-resistant material and needs to have two contact surfaces, the first contact surface is in contact with the ejecting plate 411 to fix the ejecting wear-resistant block 412 on the ejecting plate 411, the second contact surface is in sliding contact with the ejecting component 42, the second contact surface is an inclined surface which is not parallel to the first contact surface, and the purpose that the two ejecting components 42 have different moving directions is achieved.

Further, the sliding assembly 41 further includes,

the number of the sliding members 413 is several, the sliding members 413 are rotatably arranged on the second contact surface, and the sliding members 413 are in sliding contact with the ejection assembly 42.

In this embodiment, if the ejecting wear-resistant block 412 directly contacts with the ejecting component 42, a large friction pair is generated in the sliding process, so that the operation burden of the equipment is increased, the energy consumption is increased, and the long-term operation of the equipment is not facilitated.

Further, the ejection assembly 42 includes,

the thimble base plate 421 is slidably arranged on the sliding piece 413;

a plurality of thimbles 422 are vertically arranged on the thimble base plate 421 and used for ejecting products;

the elastic members 423 are disposed on the ejector pin base plate 421, and the other end of the elastic members 423 abuts against the mold bottom 2, and the elastic members 423 are used for providing an elastic force for the ejector pin base plate 421 to approach the sliding member 413.

In this embodiment, when the product structure has particularity, the ejecting assembly 42 needs to be configured in a matching manner, product damage or a phenomenon that the product cannot be ejected in the ejecting process is avoided, meanwhile, the ejecting assembly 42 needs to be reset, in the scheme, the ejecting assembly 42 comprises three parts, the first part is the ejector pin 422, the ejector pin is a plurality of ejector pins, the ejector pin is fixed on one side of the ejecting bottom plate 421 of the second part at a specific position, the other end of the ejecting bottom plate is in contact with a product, the other side of the ejecting bottom plate 421 is in contact with the sliding part 413, relative sliding between the sliding assembly 41 and the ejecting assembly 42 is realized, the third part is the elastic part 423, and the ejecting bottom plate is installed on the ejector pin bottom plate 421, so that automatic resetting of the ejection mechanism 4 of the device is realized, manual resetting is replaced, and efficiency is improved.

Further, the mold bottom 2 comprises, in combination,

a plurality of square irons 21 are arranged on the bottom plate 1;

the B plate 22 is arranged on the square iron 21, and the thimble 422 penetrates through the B plate 22 in a sliding manner;

the two sliders 23 are slidably disposed on the B plate 22.

In this embodiment, 2 if structure as an organic whole at the bottom of the mould, bulky space occupies greatly, it is poor to remove the portability, 2 splits at the bottom of this scheme will mould, there is square iron 21, B board 22, slider 23, wherein square iron 21 has a plurality of, fix in the periphery of bottom plate 1, square iron 21, form accommodation space in the middle of B board 22 and the 1 three of bottom plate, ejection mechanism 4 has been placed, working distance between each subassembly of reduction equipment, the utilization ratio in the whole space of improve equipment, slider 23 is located B board 22 side, a product for the auxiliary production.

Further, the mold cover 3 includes, in a state,

the A plate 31 is arranged on the B plate 22, two injection molding cavities are formed among the A plate 31, the B plate 22 and the sliding block 23, and the injection molding cavities are used for forming products;

a splitter plate 32 disposed on the A plate 31, comprising

A diversion trench 321 provided on the A plate 31,

the two shunt tubes 322 are arranged on the shunt groove 321, and the shunt tubes 322 penetrate through the A plate 31 and are communicated with the injection molding cavity;

also comprises

And a hot runner 33 provided on the manifold plate 32 for supplying heat to the manifold slot 321.

In this embodiment, the mold cover 3 is disassembled, the plate a 31 is provided, and is mainly matched with the plate B22 and the slide block 23 on the mold bottom 2 to form two injection molding cavities, the shunting groove 321 and the shunting pipe 322 are provided for conveying unformed materials input from the outside into the two injection molding cavities, and the shunting plate 32 is provided with the hot runner 33 for providing heat to maintain the material form, so as to facilitate the final molding of the product.

Further, also comprises

A face plate 5 provided on the flow distribution plate 32;

two heat insulation plates 6 are respectively arranged on the face plate 5 and the bottom plate 1.

In this embodiment, for the stability of guaranteeing the mould forming process in temperature, this scheme increases panel 5 at the flow distribution plate, increases heat insulating board 6 simultaneously on bottom plate 1 and panel 5 for guarantee the stability of the bulk temperature of mould.

Further, the second contact ejecting the wear-resistant block 412 has a groove, and the sliding assembly 41 further comprises

The sliding groove plates 414, the number of which is several, are arranged in the grooves of the ejection wear-resistant blocks 412, and the sliding pieces 413 are rotatably arranged on the sliding groove plates 414.

In this embodiment, the sliding part 413 and the ejecting wear-resistant block 412 are in contact in the production process of the product, and are easy to wear, if the cost for replacing the ejecting wear-resistant block 412 is large, the time is long, and in the scheme, a plurality of sliding groove plates 414 are additionally arranged between the sliding part 413 and the ejecting wear-resistant block 412, so that the wear cost is reduced, and the replacement efficiency is improved.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An injection mold is characterized by comprising

A bottom plate (1),

the mould bottom (2) is arranged on the bottom plate (1);

the mould cover (3) is arranged on the mould bottom (2), the mould bottom (2) and the mould cover (3) form two injection moulding cavities, and the two injection moulding cavities are used for forming a product;

an ejection mechanism (4) arranged on the bottom plate (1) and comprising

A sliding component (41) which is arranged on the bottom plate (1) in a sliding way,

the two ejection assemblies (42) are arranged on the sliding assembly (41) at different inclination angles and face the two injection molding cavities respectively and are used for ejecting the product.

2. An injection mould according to claim 1, characterized in that said sliding assembly (41) comprises,

the ejection plate (411) is arranged on the bottom plate (1) in a sliding mode;

the ejection wear-resistant blocks (412) are arranged on the ejection plate (411) in a plurality of numbers, the ejection wear-resistant blocks (412) are provided with a first contact surface and a second contact surface, the first contact surface is in contact with the ejection plate (411), the second contact surface is obliquely arranged with the ejection plate (411), and the ejection assembly (42) is arranged on the second contact surface in a sliding mode.

3. An injection mold according to claim 2, wherein said slide assembly (41) further comprises,

and a plurality of sliding pieces (413) are rotatably arranged on the second contact surface, and the sliding pieces (413) are in sliding contact with the ejection assembly (42).

4. An injection mold according to claim 3, characterized in that said ejection assembly (42) comprises,

the thimble bottom plate (421) is arranged on the sliding piece (413) in a sliding manner;

the ejector pins (422) are vertically arranged on the ejector pin bottom plate (421) and are used for ejecting the product;

the elastic pieces (423) are arranged on the ejector pin base plate (421), the other ends of the elastic pieces are abutted to the die bottom (2), and the elastic pieces (423) are used for providing elastic force for the ejector pin base plate (421) to be close to the sliding piece (413).

5. An injection mould according to claim 4, characterized in that the mould bottom (2) comprises,

a plurality of square irons (21) arranged on the bottom plate (1);

the B plate (22) is arranged on the square iron (21), and the ejector pins (422) penetrate through the B plate (22) in a sliding mode;

and the number of the sliding blocks (23) is two, and the sliding blocks are arranged on the B plate (22) in a sliding manner.

6. An injection mould according to claim 5, characterised in that the mould cover (3) comprises,

the A plate (31) is arranged on the B plate (22), and two injection cavities are formed in the middle positions of the A plate (31), the B plate (22) and the sliding block (23) and are used for forming the product;

a diverter plate (32) disposed on the A plate (31) and comprising

A diversion trench (321) provided on the A plate (31),

the number of the shunt tubes (322) is two, the shunt tubes are arranged on the shunt grooves (321), and the shunt tubes (322) penetrate through the A plate (31) and are communicated with the injection molding cavity;

also comprises

A hot runner (33) disposed on the manifold plate (32) for providing heat to the manifold slot (321).

7. An injection mold according to claim 6, further comprising

A face plate (5) disposed on the diverter plate (32);

the number of the heat insulation plates (6) is two, and the two heat insulation plates are respectively arranged on the panel (5) and the bottom plate (1).

8. An injection mold as claimed in claim 3, characterized in that said second contact of said ejecting wear-resistant blocks (412) has a groove, said sliding assembly (41) further comprising

The number of the sliding groove plates (414) is several, the sliding groove plates are arranged in the grooves of the ejection wear-resistant blocks (412), and the sliding pieces (413) are rotatably arranged on the sliding groove plates (414).