CN101190553A

CN101190553A - Die

Info

Publication number: CN101190553A
Application number: CNA2006101570690A
Authority: CN
Inventors: 黎瑞雍
Original assignee: Hongfujin Precision Industry Shenzhen Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Hongfujin Precision Industry Shenzhen Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2006-11-24
Filing date: 2006-11-24
Publication date: 2008-06-04

Abstract

The invention provides a die, comprising a die holder and a die core. The die holder is provided with a first assembling surface which is provided with a first matching part while the die core is provided with a second assembling surface which is provided with a second matching part. The first assembling surface of the die holder contacts with the second assembling surface of the die core. The first matching part and the second matching part are matched with each other so as to lead the die core and die holder to be mutually embedded and avoid the rotation of the die core around the die holder. In the technique proposal, the die core can be precisely located and assembled in the die holder according to the matching structure of the first and the second matching part. At the same time, the rotation of the die core around the die holder can be avoided, which assures the die core to be located at the preset position.

Description

Mould

Technical field

The present invention relates to a kind of mould, relate in particular to a kind of mould with fit structure.

Background technology

Die device generally includes relative first minute mould and second fen mould.First fen mould and second fen mould respectively comprise a die holder, and a die that is installed in die holder, this die tool one mold pressing surface.When described first minute mould and second fen mould matched moulds, two relative die holders are by guide-localization element alignment location, form a die cavity by mold pressing surface between the two relative dies, for the material feeding moulding.After the moulding, first fen mould separated with second fen mould, can take profiled member away.

For ease of processing, and it is concentrated to form stress in mating surface when avoiding die to cooperate with die holder, and the die of prior art is typically designed to the cylinder bodily form, and is spirally connected and is fixed in the die holder by nut, screw cooperation.But at first, the die of first fen mould and second fen mould needs the design shape contraposition according to mold pressing surface, fixedly is assembled in die holder again, with off-centre and the displacement of avoiding moulded product, and its mold pressing surface of tubular die is circular, so more be difficult to rapid contraposition than the mold pressing surface of other shapes; Secondly in use, the cylinder bodily form die that is spirally connected fixing repeatedly behind the ejection formation, makes die easily with respect to the die holder rotation owing to penetrate the effect of thrust, thereby causes the mold pressing surface skew, makes that further the yield of institute's moulding moulded product is not high.

Therefore, be necessary to provide the contraposition assembling rapidly of a kind of die and die holder, and be difficult for counterrotating mould.

Summary of the invention

Below provide a kind of mould with embodiment, the easy contraposition of the die of this mould and die holder assembling, and be difficult for rotation relatively with fit structure.

A kind of mould, this mould comprises die holder and die, described die holder has the first assembling face, the described first assembling face is provided with first auxiliary section, described die has the second assembling face, and the described second assembling face is provided with second auxiliary section, and first assembling face of described die holder and the second assembling face of die contact, the structure of described first auxiliary section and second auxiliary section matches, so that die and die holder tabling and prevent that die from rotating with respect to die holder.

In the technical program, die holder accurately be located and be assembled in to die can according to the fit structure of first and second auxiliary section, simultaneously, prevented that die from producing rotation with respect to die holder, makes die be positioned the precalculated position.

Description of drawings

Fig. 1 is the schematic perspective view of the mould that provides of the technical program first embodiment.

Fig. 2 is the schematic perspective view of the die that provides of the technical program first embodiment.

Fig. 3 is the schematic perspective view of the mould that provides of the technical program second embodiment.

Fig. 4 is the schematic perspective view of the die that provides of the technical program second embodiment.

Fig. 5 is the schematic perspective view of the mould that provides of the technical program the 3rd embodiment.

Fig. 6 is the schematic perspective view of the die that provides of the technical program the 3rd embodiment.

The specific embodiment

Below in conjunction with accompanying drawing, the embodiment of the technical program is described in further detail.

First embodiment

See also Fig. 1 and Fig. 2, the mould 100 of present embodiment comprises a die holder 10, one dies 20 and a plurality of screw 30.Described die holder 10 has the first assembling face 11, is arranged at first auxiliary section 12 and a plurality of screw 16 of the first assembling face 11, and described die 20 has the second assembling face 21, is arranged at second auxiliary section 22 and a plurality of blind screwhole 24 of the second assembling face 21.Described first auxiliary section 12 is the corresponding structure that matches with described second auxiliary section 22.The so-called structure correspondence that matches is meant that second auxiliary section 22 is a projection when first auxiliary section 12 is groove; When first auxiliary section 12 was projection, second auxiliary section 22 was a groove; Certainly, when first auxiliary section 12 was other arbitrary structures, second auxiliary section 22 was to cooperate the corresponding shape structure with this arbitrary structures.In a word, first auxiliary section 12 and second auxiliary section 22 can be chimeric mutually to guarantee that die holder 10 and die 20 combine closely.When the die 20 of present embodiment is assembled in die holder 10, described die 20 is positioned the assembling position for the treatment of of die holder 10 by the embedded structure of first auxiliary section 12 and second auxiliary section 22, the first assembling face 11 and the second assembling face 21 are in contact with one another, by screw 30 die 20 spiral shell Guan County are loaded on die holder 10 again, thereby described die 20 is difficult for respect to die holder 10 rotations.

Described die holder 10 is a rectangular structure, and this die holder 10 comprises one first die holder surface 13 and the second die holder surface 14 relative with first die holder surperficial 13.Described first die holder surface 13 is connected with the fixation wall or the movable wall of make-up machine, in order to fixing die holder 10.Described second die holder surface 14 central parts are arranged with a cylinder bodily form caulking groove 15, are used to accommodate die 20.These caulking groove 15 bottom surfaces are the first assembling face 11 of present embodiment, are used for contacting cooperation with the second assembling face 21 of die 20.Described screw 16 is for running through the through hole of first die holder surface, the 11 and first assembling face 14, is used for cooperating with screw 30 with fixing die 20 in die holder 10.

Described first auxiliary section 12 structures are not limit, and for example, can be groove, projection etc., and the contour shape of the cross section of this groove, projection can be rectangle, semicircle, triangle and other polygon.In the present embodiment, this first auxiliary section 12 is a cuboid groove of offering in die holder 10 perpendicular to the direction of this first assembling face 11 from the first assembling face, 11 edges, this groove passes the circular first assembling face 11 centers, the equal diameters of its length and the first assembling face 14.

Described die 20 is one to be embedded in the cylinder in the caulking groove 15 of this die holder 10, and its cross section be a circle.This die 20 comprises a mold pressing surface 23 and second an assembling face 21 relative with mold pressing surface 23.Described mold pressing surface 23 is used to form die cavity with the moulding moulded product, and the shape of this mold pressing surface 23 is corresponding with the shape of desiring the moulding moulded product.The described second assembling face 21 is identical with the first assembling face, 11 shapes, and both are circular face.Described a plurality of blind screwhole 24 is extended to mold pressing surface 23 by the second assembling face 21, and ends at die inside, in order to avoid influence the shape of mold pressing surface 23.

The shape and structure of described second auxiliary section 22 matches with the shape and structure of first auxiliary section 12, thereby so that second auxiliary section 22 and first auxiliary section, 12 tablings are in contact with one another the second assembling face 21 and the first assembling face 11.In the present embodiment, be matched with first auxiliary section 12, second auxiliary section 22 is for extending and pass the projection at the second assembling face, 21 centers along the second assembling face, 21 surface longitudinals, this projection length, width all equate with length, the width of the groove of the first assembling face 11, so this projection can be placed in this groove just.In addition, described second auxiliary section 22 and die 20 structure that can be formed in one, that is, second auxiliary section 22 and die 20 be the integrative-structure of formation simultaneously; Described second auxiliary section 22 also can be the assembled formation structure with die 20, and promptly second auxiliary section 22 is fixedly arranged on die 20 by modes such as welding, screw, stickups.

Described a plurality of screw 30 is used for spiral shell solid model seat 10 and die 20, by the first die holder surface 13 of die holder 10 through screw 16, blind screwhole 24 die 20 that is spirally connected, so that die 20 fixedly is assembled in die holder 10.

Described first auxiliary section 12, second auxiliary section 22 correspondence that cooperatively interacts, therefore, described die 20 can pass through first auxiliary section 12, second auxiliary section, 22 rapid location and installation with die holder 10, and can prevent that die 20 from rotating with respect to die holder 10.

Second embodiment

See also Fig. 3 and Fig. 4, the mould structure of the mould structure of present embodiment and first embodiment is roughly the same, except that the shape and structure of first auxiliary section and second auxiliary section.

In the present embodiment, described first auxiliary section 41 is a cuboid projection, and cross section is a square.This first auxiliary section 41 is convexly set in the first assembling face central part, and the length of side is about the diameter length of 1/3 the first assembling face 42.Described first auxiliary section 41 and the first assembling face 42 structure that can be formed in one also can be the assembled formation structure.

Be matched with first auxiliary section 41, described second auxiliary section 51 is one to be positioned at the cuboid groove of the second assembling face, 52 central parts, this depth of groove, the length of side equate that with height, the length of side of first auxiliary section 41 therefore, this groove can ccontaining just first auxiliary section 41.

First auxiliary section 41 makes the assembling face of winning 42 and the second assembling face 52 be easy to cooperate contraposition with the fixing fit structure of second auxiliary section 51 and closely contacts, thereby, make die 50 and die holder 40 be easy to the contraposition assembling, and be difficult for rotation relatively.

The 3rd embodiment

Certainly, described first auxiliary section and second auxiliary section are not limit on the first assembling face that is fixedly arranged on and the second assembling face central part, only are not limited to groove structure yet or only are projection cube structure.See also Fig. 5 and Fig. 6, the mould structure of the mould structure of present embodiment and first embodiment is roughly the same, except that first auxiliary section and second auxiliary section.In the present embodiment, described first auxiliary section 61 comprises 3 grooves and 3 projections, described 3 grooves and 3 projections are set around on the circumference of the first assembling face 62, and the adjacent setting of groove and projection, promptly, adjacent groove and projection 1/6 circumference of being separated by, 1/3 circumference of being separated by between the adjacent projection also is 1/3 circumference of being separated by between the adjacent groove.

The ground that matches, described second auxiliary section 71 comprises 3 projections and 3 grooves that are set around on the second assembling face, 72 circumferences.The corresponding setting of projection in the corresponding setting of groove on the projection of described second auxiliary section 71 and first auxiliary section 61, the groove of second auxiliary section 71 and first auxiliary section 61.When the die 70 of feasible assembling present embodiment and die holder 60, three projections of second auxiliary section 71 embed three grooves of first auxiliary section 61 just, three projections of first auxiliary section 61 embed three grooves of second auxiliary section 71 simultaneously, thereby the first assembling face 62 and the second assembling face 72 are closely chimeric.Therefore, die 70 is easy to be assembled in die holder 60 according to projection and groove, and because the fixing fiting effect of projection and groove, die 70 is difficult for rotating with respect to die holder 60.

In the technical program, die holder accurately be located and be assembled in to die can according to the corresponding matching structure of first and second auxiliary section, simultaneously, prevented that die from producing rotation with respect to die holder, makes die be positioned the precalculated position.And, even die produces certain rotation with respect to die holder, also can reset rapidly according to the corresponding matching structure of first and second auxiliary section, reduce the re-assemble time.

Be understandable that, for the person of ordinary skill of the art, can make other various corresponding changes and distortion by technical conceive according to the present invention, and all these change the protection domain that all should belong to claim of the present invention with distortion.

Claims

1. mould, this mould comprises die holder and die, described die holder has the first assembling face, the described first assembling face is provided with first auxiliary section, described die has the second assembling face, and the described second assembling face is provided with second auxiliary section, and first assembling face of described die holder and the second assembling face of die contact, the structure of described first auxiliary section and second auxiliary section matches, so that die and die holder tabling and prevent that die from rotating with respect to die holder.

2. mould as claimed in claim 1 is characterized in that, the described first assembling face is the face that cooperates the assembling die on the die holder.

3. mould as claimed in claim 1 is characterized in that, the described second assembling face is to cooperate the face that is assembled in die holder on the die, and this second assembling face is relative with mold pressing surface, and described mold pressing surface is used to form die cavity.

4. mould as claimed in claim 1 is characterized in that, described first auxiliary section is a groove, and described second auxiliary section is a projection.

5. mould as claimed in claim 1 is characterized in that, described first auxiliary section is a projection, and described second auxiliary section is a groove.

6. mould as claimed in claim 1, it is characterized in that, described first auxiliary section has at least one projection and at least one groove, and described second auxiliary section has at least one groove that matches with the projection of described first auxiliary section and at least one projection that matches with the groove of described first auxiliary section.

7. mould as claimed in claim 1 is characterized in that, described first auxiliary section and second auxiliary section are positioned at the center of the first assembling face and the second assembling face respectively.

8. mould as claimed in claim 1 is characterized in that, described first auxiliary section and second auxiliary section are positioned at the periphery of the first assembling face and the second assembling face respectively.

9. mould as claimed in claim 1 is characterized in that described mould further comprises a plurality of screws, and described die holder has a plurality of screws, and described die has a plurality of blind screwholes, and described screw, blind screwhole and screw fit are with solid described die holder of spiral shell and die.