A kind of adaptive metal damascene structure
Technical field
The utility model is related to for being molded the mould with metal insert product, more particularly to a kind of adaptive metal edge
Embedding structure.
Background technology
With industrial expansion, the demand of the injection moulded products with metal insert is also increasing, and such product can not only be protected
Metal insert, makes it possess longer service life, and can prevent the generation of the phenomenons such as short circuit, also makes installation more convenient.
When tradition is with mold injection product, mould structure is typically consolidated by two mould slide blocks and two integrally formed sliding blocks
Determine mold insert composition, because die size is fixed, and the size of metal insert can have tolerance, cause size not fixed, so metal
The situation that gap coordinates and is interference fitted can be produced when inserts and mould matched moulds.When the size of metal insert is less than normal, die cavity
Space can become big, and the product compactness of metal insert and injection is not high, and the product of injection can produce the defects such as flash or burr, sternly
Ghost image rings the yield and outward appearance of product.When the size of metal insert is less than normal, the space of die cavity can be crowded, easily accounts for injecting glue
Other gaps are used, the yield and outward appearance of product has equally also been had a strong impact on.When there is bad outward appearance in product, in addition it is also necessary to again
Adjustment and injecting products, operating efficiency are substantially reduced.
Utility model content
To solve the defect that above-mentioned technology is present, the utility model aims to provide a kind of adaptive metal damascene structure, its
The size of metal insert can be adapted to automatically by least having, and the cooperation that adjust automatically sliding block is fixed between mold insert and metal insert is closed
System, product yield is greatly improved, the advantages of operating efficiency is greatly improved.
Specific utility model content is as follows:
A kind of adaptive metal damascene structure, it includes the first mould slide block, the second mould slide block, is located at the first mould cunning
The first sliding block in block fixes mold insert, the second sliding block being located in the second mould slide block and fixes mold insert, and second sliding block is fixed
Be arranged a tripping sleeve outside mold insert, tripping sleeve and the second sliding block are slidably connected between fixing mold insert, the front end of tripping sleeve with
The front end surface that first sliding block fixes mold insert coordinates for clamping metal insert, the leading section of the tripping sleeve and described first
Sliding block is fixed the face size of the leading section of mold insert, shape and is adapted with the shape and structure and size of metal insert, described to float
The rearward end of sleeve is provided with an elastic washer, and the tripping sleeve is fixed mold insert by elastic washer to first sliding block all the time
Front end face direction elastic force effect, second mould slide block, tripping sleeve be synchronously fixed by the alignment pin of a radial penetration,
Coordinate between alignment pin and the tripping sleeve barrel for gap.
One of preferably, the elastic washer include two have radian and it is mutually opposing stack first
Metal washer and the second metal washer, the edge of first metal washer are contacted with the rear end face of tripping sleeve, and described second
Metal washer is contacted with the inwall of the second mould slide block.
Further, first metal washer and the second metal washer are an entirety being fixedly connected with each other, or for two
Independent individual.
One of preferably, second sliding block fixes the front end of mold insert provided with support and positioning metal inserts
Supporting construction, the internal diameter size of its size and the tripping sleeve is adapted.
Further, the supporting construction of the second sliding block fixation mold insert front end includes diameter and is less than the second sliding block fixation edge
The column construction of part and the brace rod for being evenly distributed on column construction excircle.
One of preferably, the leading section diameter of the alignment pin is less than rearward end diameter, its shape and chi
The very little shape and size with being located at the dowel hole that the second sliding block is fixed on mold insert and tripping sleeve are adapted.
Beneficial effect:
The utility model is arranged a freely slidable tripping sleeve by being fixed in the second sliding block on the outside of mold insert, floating
The rearward end of moving sleeve sets the direction of an elastic washer to clamping metal insert to prop up tripping sleeve, because of tripping sleeve and passes through
Coordinate between the alignment pin of tripping sleeve for gap, allow tripping sleeve according to the size of metal insert, adaptive
Flexible, size metal insert less than normal can be such that tripping sleeve is stretched out by the elastic force of elastic washer to metal insert direction, and size is inclined
Big metal insert can make tripping sleeve prop up elastic washer to the movement of elastic washer direction, can be completely eliminated because of metal insert
Tolerance dimension it is indefinite and cause injection product fraction defective and open defect.Defect ware institute is reformed or processed without doing over again
The low operating efficiency caused.In addition, the supporting construction that the second sliding block fixes mold insert front end can be played preferably to metal insert
Positioning and supporting role, the molding space and dimensional fits degree with die cavity are more preferable.To sum up, the utility model, which at least has, can oneself
The dynamic size for adapting to metal insert, the matching relationship that adjust automatically sliding block is fixed between mold insert and metal insert, product yield is big
It is big to improve, the advantages of operating efficiency is greatly improved.
Brief description of the drawings:
Fig. 1 is the three-dimensional assembling decomposing schematic representation of the preferred embodiment of the utility model one;
Fig. 2 is the side structure schematic view after the preferred embodiment matched moulds of the utility model one;
Fig. 3 is Fig. 2 A-A to sectional view;
Fig. 4 is mplifying structure schematic diagram at B in Fig. 3.
Reference:
1st, the first mould slide block;2nd, the second mould slide block;3rd, the first sliding block fixes mold insert;4th, the second sliding block fixes mold insert;
5th, tripping sleeve;6th, elastic washer;7th, alignment pin;8th, the first metal washer;9th, the second metal washer;10th, dowel hole;11、
Column construction;12nd, brace rod;13rd, supporting construction.
Embodiment
The utility model is illustrated with reference to specific embodiment:
Such as Fig. 1-4, a kind of adaptive metal damascene structure, it includes the first mould slide block 1, the second mould slide block 2, is located at
The first sliding block in first mould slide block 1 fixes mold insert 3, the second sliding block being located in the second mould slide block 2 and fixes mold insert 4, institute
State and a tripping sleeve 5 is arranged outside the second sliding block fixation mold insert 4, the sliding block of tripping sleeve 5 and second fixes the company of slip between mold insert 4
Connect, the front end of tripping sleeve 5 coordinates (not shown for clamping metal insert with the front end surface that the first sliding block fixes mold insert 3
Metal insert, it is contemplated that be a circular ring metal inserts), the leading section of the tripping sleeve 5 and first sliding block fix edge
The shape and structure and size of the face size of the leading section of part 3, shape and space length and metal insert between the two are mutually fitted
Match somebody with somebody, the rearward end of the tripping sleeve 5 is provided with an elastic washer 6, the tripping sleeve 5 is all the time by elastic washer 6 to described
First sliding block fixes the elastic force effect in the front end face direction of mold insert 3, and second mould slide block 2, tripping sleeve 5 are worn by a radial direction
Saturating alignment pin 7 is synchronous fixed, coordinates between alignment pin 7 and tripping sleeve 5 barrel for gap.
One of preferably, the elastic washer 6 include two have radian and it is mutually opposing stack the
One metal washer 8 and the second metal washer 9, the edge of first metal washer 8 are contacted with the rear end face of tripping sleeve 5, institute
The inwall that the second metal washer 9 is stated with the second mould slide block 2 is contacted.
Further, the metal washer 9 of the first metal washer 8 and second is an entirety being fixedly connected with each other, or is two
Individual independent individual.The acting as of elastic washer 6 gives tripping sleeve 5 one elastic force, allow its in the range of certain space from
By stretching to adapt to the actual size of metal insert, to eliminate space, it is possible to replace this with spring-like other elastomers
Elastic washer 6, can reach identical technique effect.
One of preferably, the front end that second sliding block fixes mold insert 4 is embedding with positioning metal provided with supporting
The supporting construction 13 of part, the size of the supporting construction 13 and the internal diameter size of the tripping sleeve 5 are adapted.
Further, the supporting construction of the second sliding block fixation mold insert 4 front end is fixed including diameter less than the second sliding block
The column construction 11 of mold insert 4 and the brace rod 12 for being evenly distributed on the excircle of column construction 11.As shown in figure 1, column construction 11
Excircle be uniformly distributed 3 brace rods 12.The metal insert (such as becket) can be directly set on brace rod 12, quilt
Position, fix and support.
The whole column construction 11 and brace rod 12 for being used to positioning and supporting metal insert, overall dimensions with tripping sleeve
Can be slidably matched between 5 inwalls is defined, it is impossible to have larger gap, can not be interference fitted the 6 pairs of floatings of influence elastic washer
Sleeve 5 produces the sensitivity slided when elastic force promotes tripping sleeve 5 to slide.
One of preferably, the leading section diameter of the alignment pin 7 is less than rearward end diameter, its shape and chi
The very little shape and size with being located at the dowel hole 10 that the second sliding block is fixed on mold insert 4 and tripping sleeve 5 are adapted.
Operation principle:
Coordinate because of tripping sleeve 5 and through the alignment pin 7 of tripping sleeve 5 for gap, allow the basis of tripping sleeve 5
The size of metal insert, there is adaptive telescopic moving space, and size metal insert less than normal can make tripping sleeve 5 by bullet
Property packing ring 6 elastic force stretched out to metal insert direction, size metal insert bigger than normal can make tripping sleeve 5 to the side of elastic washer 6
Elastic washer 6 is propped up to movement, can be completely eliminated causes the product of injection not because the tolerance dimension of metal insert is indefinite
Yield and open defect.
Above content is only preferred embodiment of the present utility model, for one of ordinary skill in the art, according to this reality
With new thought, it will change in specific embodiments and applications, this specification content should not be construed as
To limitation of the present utility model.