CN101618592B

CN101618592B - Mould

Info

Publication number: CN101618592B
Application number: CN200810302498A
Authority: CN
Inventors: 郭原隆
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: 2008-07-02
Filing date: 2008-07-02
Publication date: 2012-09-19
Anticipated expiration: 2028-07-02
Also published as: CN101618592A

Abstract

The invention provides a mould, comprising a moulding board, a mould core and a mould core rotor, wherein the moulding board is provided with a mould cavity, and the mould core rotor is held in the mould cavity and is provided with a holding groove used for holding and fixing the mould core; corresponding to the central axial line of the mould cavity, the mould core rotor is provided with a plurality of fixed positions, and therefore, corresponding to the central axial line of the mould cavity, the mould core is provided with a plurality of fixed positions, so that corresponding to the central axial line of the mould cavity, the central axial line of the mould core can have a position with optimal concentricity. The mould can reduce the trouble of adjusting the concentricity of the mould core by disassembling or assembling the mould, thereby saving the adjustment time.

Description

Mould

Technical field

The present invention relates to technical field of mold, relate in particular to a kind of mould that can conveniently adjust the die position.

Background technology

Usually, lens forming die comprises template and at least one die.This template has corresponding with die and runs through the die cavity of this template.The top of this die is formed with a forming part, the shape of this forming part with molded and shaped after the shape of eyeglass corresponding.Lens forming die employing usually forms the form manufacturing that die is assembled into die cavity.The manufacturing approach of mould sees also the paper " Knowledge-based mold design for injectionmolding processing " that people such as Tseng deliver in nineteen ninety IEEE system, Based Intelligent Control international conference (1990 IEEE International Symposium onIntelligent Control).

In injecting molding die, in order to guarantee the formed precision of injection moulding eyeglass, before molded ophthalmic lenses, need die trial usually sometimes.And in the die trial process, then often need be rotated adjusting to die, so that die reaches best shaping position in die cavity.

The die of existing injecting molding die rotates said die like desire between die piece and template, then need said template and die piece are taken apart, treats template to be loaded onto after the rotation adjustment is accomplished again.If the die adjustment fails to reach requirement, then need take template again apart and adjust said die, reach in die cavity until die till the shaping position of the best.Repeated disassembled and assembled template like this is die is rotated the method for adjustment, and is very loaded down with trivial details, both wasted manpower, wasted the time again.

Therefore, be necessary to provide a kind of ability rapid adjustment die position, alleviate the mould of operating personnel's operation intensity.

Summary of the invention

Below but the mould of a kind of rapid adjustment die position will be described with specific embodiment.

A kind of mould, it comprises template, die and die rotor, said template has die cavity; Said die rotor is contained in said die cavity; Said die rotor has an accepting groove, and said accepting groove is used to accommodate fixing said die, and said die rotor has a plurality of fixed positions with respect to the central axis of die cavity; Thereby die has a plurality of fixed positions with respect to the die cavity central axis, has the position of best concentricity with respect to the central axis of die cavity with the central axis that obtains die.

With respect to prior art; The mould of present technique scheme has following advantage: at first; It can be through die the position of the relative die cavity of rotation adjustment die with the central axis of adjustment die offset with respect to the central axis of die cavity; Thereby obtain the position that die has best concentricity, reduced the waste that causes with the concentricity of guaranteeing die through the frequent change die; Secondly, it utilizes the die rotor to accommodate fixedly die, thereby only need rotate the purpose that the die rotor can reach the offset of adjustment die, has reduced the trouble of repeated disassembled and assembled mould with the offset of adjustment die, has saved the adjustment time.

Description of drawings

Fig. 1 is the decomposing schematic representation of the mould that provides of present technique scheme implementation example.

Fig. 2 is the combination sketch map of the mould that provides of present technique scheme implementation example.

The specific embodiment

To combine embodiment and accompanying drawing that the mould of present technique scheme is done further to specify below.

Please consult Fig. 1 and Fig. 2 in the lump, the mould 100 that present technique scheme implementation example provides comprises template 10, die rotor 20 and die 30.Said template 10 has die cavity 102, and said die rotor 20 is contained in said die cavity 102.Said die rotor 20 has an accepting groove 202, and said accepting groove 202 is used to accommodate fixing said die 30.Said die rotor 20 has a plurality of fixed positions with respect to the central axis of die cavity 102; Thereby die 30 has a plurality of fixed positions with respect to die cavity 102 central axis, has the position of best concentricity with respect to the central axis of die cavity 102 with the central axis that obtains die 30.

Said template 10 has opposite first 12 and second surface 14.Template 10 has from first surface 12 along the die cavity of in template 10, offering perpendicular to the direction of first surface 12 102.Said die cavity 102 is used to accommodate die rotor 20, and it can run through second surface 14, also can not run through second surface 14, and in the present embodiment, said die cavity 102 does not run through second surface 14.

Said die cavity 102 comprises first accommodating cave 104 and second and accommodate cave 106 of being connected.Said first accommodates cave 104 and second accommodates cave 106 and is cylinder shape groove, and first accommodates cave 104 and second, and to accommodate cave 106 coaxial, and first accommodate cave 104 diameter accommodate the diameter in cave 106 greater than second, thereby form stepped die cavity 102.Thereby template 10 has the bottom surface 108 that is arranged in die cavity 102.Said bottom surface 108 is parallel to first surface 12.

Said template 10 108 offers a plurality of first screws 112 along the direction that is parallel to the central axis of die cavity 102 from the bottom surface in template 10.Said a plurality of first screw 112 is around the central axis setting of die cavity 102, preferably, is equidistant distribution and is parallel to the central axial direction of die cavity 102.In the present embodiment, the quantity of said first screw 112 is four.

Said die rotor 20 comprises first rotation section 22 and second rotation section 24 that is connected.Said first rotation section 22 and second rotation section 24 are the cylinder bodily form, and said second rotation section 24 and the 22 coaxial settings of first rotation section.Said first rotation section 22 and first is accommodated cave 104 and is matched, and can be contained in first and accommodate in the cave 104 and can relative first accommodate the central axis of cave 104 around first rotation section 22 and rotate.Said second rotation section 24 and second is accommodated cave 106 and is matched, and can be contained in second and accommodate in the cave 106 and can relative second accommodate the central axis of cave 106 around second rotation section 24 and rotate.

Said first rotation section 22 have the 3rd surface 26 that is connected with second rotation section 24 and with 26 relative the 4th surfaces 28, the 3rd surface.Said the 3rd surface 26 be used for said first accommodate cave 104 bottom surface 108 cooperate and contact.Said first rotation section 22 offers a plurality of second screws 222 that run through the 26 and the 4th surface 28, said the 3rd surface from the central axial direction that is parallel to die rotor 20.Said a plurality of second screw 222 is around the central axis setting of die rotor 20, preferably, is equidistant distribution and is parallel to the central axial direction of die cavity 102.The geomery of said a plurality of second screws 222 is identical.Said a plurality of second screw 222 and said a plurality of first screw, 112 corresponding matching are used to accommodate and screw togather a plurality of screws 40.That is, a plurality of screws 40 can successively pass second screw 222 and first screw 112 respectively, are fixed in template 10 thereby can die rotor 20 be screwed togather.Correspondingly, in the present embodiment, said first rotation section 22 has four second screws 222.

Said die rotor 20 also has an accepting groove 202, and said accepting groove 202 is offered in die rotor 20 from the 4th surface 28.Accepting groove 202 can run through die rotor 20, also can not run through die rotor 20.In the present embodiment, accepting groove 202 runs through die rotor 20.Said accepting groove 202 is a cylinder shape groove, and it is corresponding with die 30, is used to accommodate fixing said die 30.Said accepting groove 202 has internal thread.

Said die 30 has the external screw thread that matches with the internal thread of accepting groove 202, can screwing mutually with accepting groove 202, thereby makes die 30 and die rotor 20 relative fixed.Therefore; After die 30 is fixed in die rotor 20; Die rotor 20 is screwing out at 40 o'clock, can drive die 30 and rotate with respect to die cavity 102 together, with the central axis of adjustment die 30 offset with respect to the central axis of die cavity 102; When screw-in screw 40 makes that die rotor 20 is fixed in template 10, can die 30 be fixed in die cavity 102

Because in the present embodiment, said first rotation section 22 has four second screws 222, said template 10 has four first screws 112.Therefore, said die rotor 20 can have four kinds of fixed positions in die cavity 102, that is, die 30 has four fixed positions.If die 30 is installed on die rotor 20; After die rotor 20 was installed on template 10, the central axis of the center axis deviation die cavity 102 of die 30 was when needing the position of adjustment die rotor 20 in die cavity 102; Can screw out screw 40; Make die rotor 20 revolve to turn 90 degrees with respect to the central axis in die cavity 102 winding mold caves 102,180 degree, 270 degree or 360 degree, promptly drive die 30 revolve with respect to the central axis in die cavity 102 winding mold caves 102 turn 90 degrees, 180 degree, 270 degree or 360 degree, relatively in each position the central axis of die 30 with respect to the offset of the central axis of die cavity 102; Acquisition has the position of the die 30 of preferable concentricity; Be the minimum position of offset, pass second screw 222 and first screw 112 with screw 40 again, to screw togather fixedly die rotor 20 and template 10.

It is understandable that; But second screw 222 of other numbers of spaced set on first rotation section 22 of said die rotor 20; For example two, three, five or six etc. also can correspondingly offer first screw 112 with the quantity corresponding matching of said second screw 222 on the bottom surface 108 of said template 10.Likewise, can make 20 relative die cavitys 102 rotations of said die rotor, with the central axis of adjustment die rotor 20 offset with respect to the central axis of die cavity 102.

With respect to prior art; The mould 100 of present technique scheme has following advantage: at first; It can be through die 30 the position of rotation adjustment die 30 relative die cavitys 102 with the central axis of adjusting die 30 offset with respect to the central axis of die cavity 102; Thereby obtain the position that die 30 has best concentricity, reduced the waste that causes with the concentricity of guaranteeing die 30 through frequent change die 30; Secondly, it utilizes die rotor 20 to accommodate fixedly die 30, thereby only need rotate the purpose that die rotor 20 can reach adjustment die 30, has reduced the trouble of repeated disassembled and assembled mould 100 with the concentricity of adjustment die 30, has saved the adjustment time.

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

Claims

1. mould, it comprises template and die, said template has die cavity; It is characterized in that; Said mould also comprises the die rotor that is contained in said die cavity, and said die rotor has an accepting groove, and said accepting groove is used to accommodate fixing said die; Said die rotor can drive said die and rotate with respect to said die cavity together; Said die rotor has a plurality of fixed positions with respect to the central axis of die cavity, thereby die has a plurality of fixed positions with respect to the die cavity central axis, has the position of best concentricity with respect to the central axis of die cavity with the central axis that obtains die.

2. mould as claimed in claim 1; It is characterized in that; Said template has a plurality of first screws, and said die rotor has a plurality of second screws, and said a plurality of first screws are corresponding one by one with a plurality of second screws; Pass first screw and second screw respectively for a plurality of screws, thus fixed form and die rotor.

3. mould as claimed in claim 2 is characterized in that, said a plurality of first screws are around the central axis spaced set of accepting groove, and said a plurality of second screws are around die centre of rotor axis spaced set.

4. mould as claimed in claim 3 is characterized in that, the quantity of said first screw and second screw is four.

5. mould as claimed in claim 2; It is characterized in that; Said die rotor comprises first rotation section and second rotation section that is connected; Said die cavity comprises first accommodating cave and second and accommodate the cave of being connected, and said first rotation section is contained in first and accommodates the cave, and said second rotation section is contained in second and accommodates the cave.

6. mould as claimed in claim 5 is characterized in that, said first rotation section and second rotation section are cylinder, and the diameter of first rotation section is greater than the diameter of second rotation section; Said first accommodates cave and second accommodates the cave and is cylinder shape groove, and first accommodate the cave diameter greater than second accommodate the cave diameter.

7. mould as claimed in claim 6; It is characterized in that; Said first accommodates cave and said second accommodates the cave and forms stepped die cavity; So that template has the bottom surface that is positioned at die cavity, said a plurality of first screws are offered in template from said bottom surface, and said a plurality of second screws are opened in first rotation section.

8. mould as claimed in claim 7 is characterized in that, the axis direction of said first screw and second screw all is parallel to the die cavity central axis.

9. mould as claimed in claim 1 is characterized in that said accepting groove has internal thread, and said die has the external screw thread that matches with said internal thread, and said die is fixed in said accepting groove through external thread spiro fastening.