CN214136931U

CN214136931U - Head die demoulding mechanism

Info

Publication number: CN214136931U
Application number: CN202022306326.0U
Authority: CN
Inventors: 杨瑛琳; 程绍亮; 韩晶珠
Original assignee: Changchun Lu Tong Rail Vehicle Equipment Co ltd
Current assignee: Changchun Lu Tong Rail Vehicle Equipment Co ltd
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-09-07
Anticipated expiration: 2030-10-16

Abstract

The utility model provides a locomotive mould demoulding mechanism, include: the material spreading mold is machined on the mold main body, the material spreading mold is in profile modeling with a subway vehicle head part, and an inner detachable embedded movable block and an outer detachable embedded movable block are arranged around the periphery of the material spreading mold and at the top end of the mold main body; the outer detachable embedded movable block consists of two groups of inner demolding flanges and protruding flanges which are symmetrically arranged, and square grooves for mounting the protruding flanges are arranged right above the connecting ends of the two inner demolding flanges; the inner detachable embedded loose piece is arranged in an inner ring groove of the spreading mold through a bolt, and the spreading mold, the inner detachable embedded loose piece, the outer detachable embedded loose piece and the prepreg product are sealed together by the sealing bag; the utility model has the advantages that: the inner detachable embedded loose piece and the outer detachable embedded loose piece of the spreading mold are integrally installed and detached with the sealing bag, so that the sealing performance of a prepreg product is ensured, and the smooth demolding of the product is further ensured.

Description

Head die demoulding mechanism

Technical Field

The utility model relates to a rail vehicle locomotive mould technical field, more specifically relates to a locomotive mould demoulding mechanism.

Background

The development planning of the national strategic emerging industry of thirteen five clearly proposes to promote the intelligent, green, light, serialized, standardized and platformized development of the rail transit equipment industry, accelerate the application of new technology, new process and new material, develop advanced and reliable series products, perfect related technical standard systems, construct innovative systems of the modern rail transit equipment industry, and build the whole industrial chain layout covering the main line railway, the intercity railway, the urban (suburban) railway and the urban rail transit. The method forms product series such as Chinese standard novel high-speed motor train units, energy-saving permanent magnet motor driven high-speed trains, 30-ton axle load heavy-load electric locomotives and vehicles, large road maintenance machinery and the like, promotes research and development and industrialization of novel trains such as 500-kilometer wheel rail test trains and 600-kilometer magnetic suspension systems at the speed of time, and constructs a complete industrial chain.

The prepreg product has great advantages in the aspect of rail transit, the resin content can be controlled in the molding process, and by designing the fiber laying layer and the reasonable process scheme, the glass fiber reinforced plastic product which is environment-friendly, light in weight, simple in molding mode, high in mechanical property, high in fire resistance level and accurate in overall dimension can be obtained, so that the prepreg product is widely applied to the aerospace and rail industries.

Because the prepreg has the advantages, the interior decoration and exterior decoration parts of the passenger compartment of the rail vehicle produced by the prepreg are widely applied, the prepreg product needs to be heated and cured, the original size of the general epoxy mold is difficult to ensure after demolding for 20-30 times at high temperature, the cost is increased and the time is delayed by reproducing the mold again, so the problems can be solved by using a steel mold, and due to the product structure, part of the molds need to be produced by adopting a mold splitting structure to match with the product, but the problems of low sealing performance and unsmooth demolding can be caused when the mold splitting structure is adopted as the demolding mold.

SUMMERY OF THE UTILITY MODEL

In view of the above problem, the utility model aims at providing a locomotive mould demoulding mechanism for can also guarantee the smooth drawing of patterns of product when guaranteeing the mould leakproofness, in order to overcome above-mentioned prior art not enough.

The utility model provides a locomotive mould demoulding mechanism includes: the material spreading mold comprises an underframe and a mold main body arranged on the underframe, and is characterized in that the mold main body is provided with a material spreading mold which is profiled with a head part of a subway train, the material spreading mold is provided with a display port profiled block, two window profiled blocks and a lamp port profiled block, and an inner detachable embedded movable block and an outer detachable embedded movable block are arranged around the periphery of the material spreading mold and at the top end of the mold main body; the outer detachable embedded movable block consists of two groups of inner demolding flanges and protruding flanges which are symmetrically arranged, a U-shaped groove is formed in the periphery of the paving die, the two inner demolding flanges are symmetrically installed in the U-shaped groove through bolts, a die assembly gap at the joint of the inner detachable embedded movable block, the outer detachable embedded movable block and the paving die is less than or equal to 0.5mm, a square groove for installing the protruding flanges is formed right above the connecting ends of the two inner demolding flanges, the protruding flanges are installed in the square grooves through two long screws, and the die assembly gap is sealed through an adhesive tape; the interior embedded loose piece of dismantling is n shape structure, interior embedded loose piece of dismantling passes through the bolt and installs in the inner circle recess of stone mould, the inner circle recess is the same with interior embedded loose piece shape of dismantling interior embedded loose piece and can dismantle the installation sealing bag on the embedded loose piece outward, the sealing bag will stone mould, interior embedded loose piece of dismantling and can dismantle embedded loose piece outward and prepreg product together sealed, when prepreg product drawing of patterns, dismantle embedded loose piece in with can dismantle the embedded loose piece outward and wholly dismantle from the stone mould.

Preferably, the end part of the die main body is provided with a hoisting point, and the back part of the die main body is of a skeleton structure of a grid.

Preferably, the paving mould is further provided with a handrail installation convex point profiling block and a ripple modeling profiling strip.

Preferably, two bolt holes are processed on the lamp holder contour block, and the lamp holder contour block is fixed on the spreading mold through bolts.

The utility model has the advantages and positive effects that:

1. the utility model discloses the embedded loose piece can be dismantled in the stone mould and embedded loose piece and seal bag integral erection, dismantlement can be dismantled outward, the leakproofness of preimpregnation material product has been ensured to the embedded loose piece can be dismantled in to interior and embedded loose piece can be dismantled outward and embedded loose piece and seal bag are whole dismantlement, have further guaranteed the smooth drawing of patterns of product again.

2. The utility model discloses an embedded loose piece can be dismantled to interior and embedded loose piece and the whole sealed mode of sealing bag can be dismantled outward, product quality can be improved.

Drawings

Other objects and results of the invention will be more apparent and readily appreciated by reference to the following description taken in conjunction with the accompanying drawings, and as the invention is more fully understood. In the drawings:

fig. 1 is a schematic overall structure diagram according to an embodiment of the present invention.

Fig. 2 is according to the utility model discloses shop material mould rear end face cut-away view.

Fig. 3 is a top cross-sectional view of a paving die according to an embodiment of the present invention.

Wherein the reference numerals include: the device comprises an inner demoulding flanging 1, a raised flanging 2, a spreading mould 3, a display mouth contour block 4, two window contour blocks 5, a lamp mouth contour block 6, an inner detachable embedded movable block 7 and an outer detachable embedded movable block 8.

Detailed Description

In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of one or more embodiments. It may be evident, however, that such embodiment(s) may be practiced without these specific details. In other instances, well-known structures and devices are shown in block diagram form in order to facilitate describing one or more embodiments.

Referring to fig. 1-3, the utility model provides a head die demoulding mechanism includes: the material spreading mold comprises an underframe and a mold main body arranged on the underframe, wherein a material spreading mold 3 which is profiled with a head part of a subway train is processed on the mold main body, a display mouth profiled block 4, two window profiled blocks 5 and a lamp mouth profiled block 6 are arranged on the material spreading mold 3, and an inner detachable embedded movable block 7 and an outer detachable embedded movable block 8 are arranged around the periphery of the material spreading mold 3 and at the top end of the mold main body; the outer detachable embedded movable block 8 consists of two groups of inner demolding flanges 1 and protruding flanges 2 which are symmetrically arranged, a U-shaped groove is formed in the periphery of the paving die 3, the two inner demolding flanges 1 are symmetrically installed in the U-shaped groove through bolts, a die assembly gap at the joint of the inner detachable embedded movable block 7, the outer detachable embedded movable block 8 and the paving die 3 is less than or equal to 0.5mm, a square groove for installing the protruding flanges 2 is formed right above the connecting ends of the two inner demolding flanges 1, the protruding flanges 2 are installed in the square groove through two long screw rods, and the die assembly gap is sealed through an adhesive tape; interior embedded loose piece 7 of dismantling is n shape structure, interior embedded loose piece 7 of dismantling passes through the bolt and installs in the inner circle recess of stone mould 3, the inner circle recess is the same with interior embedded loose piece 7 shape of dismantling interior embedded loose piece 7 and can dismantle the installation sealing bag on the embedded loose piece 8 outward, the sealing bag will stone mould 3, interior embedded loose piece 7 of dismantling and can dismantle embedded loose piece 8 outward and prepreg product together sealed, when prepreg product drawing of patterns, will dismantle embedded loose piece 7 in with can dismantle embedded loose piece 8 outward and wholly dismantle from the stone mould, can drawing of patterns smoothly.

The end of the die main body in this embodiment is provided with a hoisting point, and the back of the die main body is of a skeleton structure of a grid.

The spreading mold 3 in this embodiment is further provided with a handrail installation convex point profiling block and a ripple modeling profiling strip.

Two bolt holes are processed on the lamp-socket-shaped block 6 in the embodiment, and the lamp-socket-shaped block 6 is fixed on the spreading mold 3 through bolts.

The working principle is as follows: the method comprises the steps of firstly pre-assembling a mould main body, assembling corresponding mounting points of an inner detachable embedded loose piece 7 and an outer detachable embedded loose piece 8, checking whether a die assembly gap is smaller than or equal to 0.5mm after the assembly is finished and the die assembly gap can be used, sealing the die assembly gap by using an adhesive tape to ensure that the surface of a product is smooth and reasonable, then manufacturing a prepreg product, sealing the mould main body including the inner detachable embedded loose piece 7 and the outer detachable embedded loose piece 8 together by using a sealing bag after the manufacturing is finished, and then forming the product. When the product is demoulded, the bolts on the inner detachable embedded loose piece 7 and the outer detachable embedded loose piece 8 are taken down and demoulded together. Thus ensuring the sealing of the die and the smooth demoulding of the product.

The above embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention, and all should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A head mold ejection mechanism, comprising: the material spreading mold comprises an underframe and a mold main body arranged on the underframe, and is characterized in that the mold main body is provided with a material spreading mold which is profiled with a head part of a subway train, the material spreading mold is provided with a display port profiled block, two window profiled blocks and a lamp port profiled block, and an inner detachable embedded movable block and an outer detachable embedded movable block are arranged around the periphery of the material spreading mold and at the top end of the mold main body; the outer detachable embedded movable block consists of two groups of inner demolding flanges and protruding flanges which are symmetrically arranged, a U-shaped groove is formed in the periphery of the paving die, the two inner demolding flanges are symmetrically installed in the U-shaped groove through bolts, a die assembly gap at the joint of the inner detachable embedded movable block, the outer detachable embedded movable block and the paving die is less than or equal to 0.5mm, a square groove for installing the protruding flanges is formed right above the connecting ends of the two inner demolding flanges, the protruding flanges are installed in the square grooves through two long screws, and the die assembly gap is sealed through an adhesive tape; the interior embedded loose piece of dismantling is n shape structure, interior embedded loose piece of dismantling passes through the bolt and installs in the inner circle recess of stone mould, the inner circle recess is the same with interior embedded loose piece shape of dismantling interior embedded loose piece and can dismantle the installation sealing bag on the embedded loose piece outward, the sealing bag will stone mould, interior embedded loose piece of dismantling and can dismantle embedded loose piece outward and prepreg product together sealed, when prepreg product drawing of patterns, dismantle embedded loose piece in with can dismantle the embedded loose piece outward and wholly dismantle from the stone mould.

2. The vehicle head mold demolding mechanism according to claim 1, wherein hoisting points are arranged at the end portions of the mold main body, and the back portion of the mold main body is of a grid skeleton structure.

3. The vehicle head mold demolding mechanism according to claim 1, wherein a handrail mounting convex point profiling block and a ripple modeling profiling strip are further arranged on the paving mold.

4. The vehicle head mold demolding mechanism according to claim 1, wherein two bolt holes are machined in the socket-shaped block, and the socket-shaped block is fixed on the paving unit through bolts.