CN101580337B

CN101580337B - Mold core drawer

Info

Publication number: CN101580337B
Application number: CN2008103015982A
Authority: CN
Inventors: 黄建峰
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: 2008-05-16
Filing date: 2008-05-16
Publication date: 2012-06-20
Anticipated expiration: 2028-05-16
Also published as: CN101580337A

Abstract

The invention relates to a mold core drawer, which is used for drawing a mold core from a mold cavity axially and comprises a hollow shell, a lifting body and a connecting device, wherein the shell comprises a top surface and a bottom surface and is provided with an accommodating part, and the top surface is provided with an axle hole communicated with the accommodating part; the lifting body is accommodated in the accommodating part, can perform axial movement in the accommodating part, and comprises an upper end face, a lower end face and a lateral face, the lateral face is provided with an accommodating hole penetrating the lower end face, and the upper end face is provided with a screw hole corresponding to the position of the axel hole of the shell; and the connecting device comprisesa screwing part and a supporting part, the screwing part passes through the axel hole of the shell and is screwed with the screw hole of the lifting body, and the supporting part is supported against the top surface of the shell. The mold core drawer can move the mold core up and down axially relative to the mold cavity under the drive of the lifting body, thereby solving the problems of low oper ation precision and mold core damage caused by drawing with human hands directly.

Description

Mold core drawer

Technical field

The present invention relates to a kind of puller, relate in particular to a kind of mold core drawer.

Background technology

Die is widely used in the compression molding processing procedure; Especially for making in the optical mirror slip processing procedure; Like aspherics eyeglass, globe lens, prism etc., adopt direct compression molding (Direct Press-molding) but the high-quality optical mirror slip product of technology direct production (sees also " Quartz Glass Molding by Precision Glass Molding Method ", Trans.IEE Jpn.; Pp.494-497; 2002), and need not subsequent process steps such as polishing, polishing, can enhance productivity greatly and output.

Please consult Fig. 1 and Fig. 2 in the lump, a kind of mould 100 of moulded optical eyeglass goods, it comprises a matrix 10, die 12 and web member 14.This matrix 10 is formed with a die cavity 102, and the structure of said die cavity 102 is corresponding with the structure of said die 12.This die cavity 102 runs through this matrix 10.This die 12 comprises a bottom 122 and a top 124 relative with bottom 122.The bottom 122 of die 12 is formed with a forming section 126, and the molded optical mirror slip shape of products of its shape and desire is corresponding.Said web member 14 comprises a body 142 and a pressure section 141, and said pressure section 141 is extended to form to its side by said body 142.The mode that said web member 14 is spirally connected through body 142 and die 12 is fixedly arranged on the top 124 of die 12.

The die cavity 102 of said matrix 10 be a shrink-fit with die 12, and in optical mirror slip goods molding process, the pressure section 141 that need are chosen web member 14 or pushed web member 14 through staff is adjusted the height of die 12.The optical mirror slip goods molded good after, when needing to change die 12, need equally die 12 and die cavity 102 to be separated through the staff web member 14 of choosing.Yet, push the bad control of dynamics that web member 14 is adjusted the height of die 12, the forming section 126 that overexerts and break die 12 easily through staff.Simultaneously, because die cavity 102 and die 12 shrink-fit are also relatively more difficult with hand-lifting delivery benevolence 12 merely.

Summary of the invention

Therefore, be necessary to provide a kind of mold core drawer that can conveniently choose.

A kind of mold core drawer, it is used for die is axially chosen from die cavity, and this mold core drawer comprises:

Empty housing in one, it comprise end face and one with the end face opposed bottom surface, said housing is extended to the end face direction by its bottom surface and offers a holding part, said end face offers one and the axis hole that connects of holding part;

One lifting body; It is contained in the said holding part and can in this holding part, moves axially; Said lifting body comprises upper surface relative with said axis hole and a lower surface relative with the upper surface, and connects the side of upper surface and lower surface, and said side offers a containing hole that runs through said lower surface to the extension of the center of lifting body; The web member that is used for ccontaining mould, the axis hole position of the corresponding said housing in the center of said upper surface offers a screw;

One coupling device, it comprises a screw part and a support division, and said screw part passes the axis hole of said housing and the screw bolt of lifting body, and said support division is resisted against on the end face of said housing.

Compared to prior art, mold core drawer of the present invention can make lifting body in said holding part, move axially through the said coupling device of rotation.The web member of mould and die Joint; This web member is placed in the containing hole of lifting body; Therefore, the moving axially of lifting body can drive the relative die cavity of said die and move axially, thereby adjusts the height of the relative die cavity of said die or directly die and die cavity are separated.So, can avoid directly through the choose problem of the not high and die of damaging of the performance accuracy that caused of staff.

Description of drawings

Fig. 1 is the decomposing schematic representation of existing mold;

Fig. 2 is the combination synoptic diagram of the mould of Fig. 1;

Fig. 3 is the stereographic map of the mold core drawer of first embodiment of the invention;

Fig. 4 is the cut-away view of the mold core drawer of Fig. 3 along the IV-IV direction;

Fig. 5 is the use synoptic diagram of the mold core drawer of first embodiment of the invention;

Fig. 6 is the use synoptic diagram of the mold core drawer of second embodiment of the present invention.

Embodiment

Below will combine accompanying drawing that the present invention is done further detailed description.

Please consult Fig. 3 and Fig. 4 in the lump, be mold core drawer 200 of the present invention, it comprises housing empty in one 20, a lifting body 30, a coupling device 40 and two supports 50.

Said housing 20 is the cube structure of a hollow, and it comprises an end face 21 and one and end face 21 opposed bottom surface 22.Said housing 20 offers a holding part 23 by its bottom surface 22 to the extension of end face 21 directions.In this embodiment, the structure of said holding part 23 is a cube structure.The end face 21 of this housing 20 offers an axis hole 24, and this axis hole 24 connects with said holding part 23.In the practical application, said housing 20 also can be hollow cylindrical structures, is not limited to this embodiment.

In this embodiment; Said lifting body 30 is the cube structure of corresponding holding part 23 shapes; The height of this lifting body 30 is less than the height of said holding part 23; The length of this lifting body 30 and width are slightly less than the length and the width of said holding part 23, so that said lifting body 30 is contained in the said holding part 23 and can in said ccontaining 23, axially moves up and down.Said lifting body 30 comprises upper surface 31 relative with said axis hole 24 and a lower surface 32 relative with upper surface 31 and is connected four sides 38 of upper surface 31 and lower surface 32.Wherein a side 38 offers a containing hole that runs through said lower surface 32 to the extension of the center of lifting body 30.Said containing hole is used for the web member 14 of ccontaining mould 100, and this containing hole shape is corresponding with the shape and the size of the web member 14 of size and mould 100.In this embodiment, the structure of said containing hole is one stepped, and corresponding with size with the shape like the web member 14 of Fig. 1 or mould shown in Figure 2 100, this stair-stepping containing hole comprises first containing hole 33 and second containing hole 34.Said first containing hole 33 be connected with second containing hole 34 and the size of first containing hole 33 greater than the size of this second containing hole 34, and form a step surface 331 in both joints.Axis hole 24 positions of the corresponding said housing 20 in the center of said lifting body 30 upper surfaces 31 offer a screw 35, are provided with IT 351 in the said screw 35.

In this embodiment, said coupling device 40 is a bolt, and it comprises a screw part 41 and a support division 42.Said screw part 41 is provided with outside screw 415, and the axis hole 24 that this screw part 41 passes said housing 20 is connected to the screw 35 of lifting body 30, so that outside screw 415 and IT 351 bolts.The diameter of said support division 42 is greater than the diameter of said axis hole 24, and this support division 42 is resisted against on the end face 21 of said housing 20.

Said two supports 50 are arranged at said housing 20 2 opposed side edges respectively, are used for support housing 20, and in this embodiment, said two supports 50 are structure as a whole with said housing 20.In the practical application, said support 50 and said housing 20 also can two element independently, this support 50 is through being spirally connected or bonding mode makes said two supports 50 be fixedly connected with said housing 20.

Said mold core drawer 200 further comprises a starting device 60, and the structure of this trigger mechanism 60 is corresponding with the structure of said coupling device 40, and it is used to rotate said coupling device 40.In this embodiment, said trigger mechanism 60 is structure as a whole with said coupling device 40.Be appreciated that said trigger mechanism 60 can be two independently elements with said coupling device 40 also, trigger mechanism 60 is a spanner, and it is socketed on the screw part 42 of coupling device 40, is used to rotate said coupling device 40, is not limited to this embodiment.

See also Fig. 5, during use, two supports 50 of mold core drawer 200 are carried on the top like the matrix 10 of Fig. 1 or mould 100 shown in Figure 2.The pressure section 141 of the web member 14 of said mould 100 is contained in first accepting hole 33 of lifting body 30, and this pressure section 141 is carried on the said step surface 331 simultaneously, and said body 142 passes said second accepting hole 34.When using said trigger mechanism 60 along a direction revolving joint 40; Because the volume of said lifting body 30 is less than the volume of said holding part 23; And this lifting body 30 is a cube structure; Therefore, said lifting body 30 is equipped in the holding part 23 and the said relatively holding part 23 of said lifting body 30 is axially risen.Because the web member 14 of mould 100 is affixed with die 12, therefore, said die 12 relative die cavitys 102 are axially risen simultaneously.On the contrary, push said mold core drawer 200 and make said mold core drawer 200 fixedly bear against the top of said matrix 10, during again along the said coupling device 40 of another opposite spin, said die 12 relative die cavitys 102 axially descend.Thereby reach the height of adjustment die 12 or the purpose of the die 12 of from die cavity 102, choosing.

In the practical application; Said holding part 23 also can be a column structure; The inner side-wall of this holding part 23 be provided with many with the perpendicular raised line in the upper surface of said lifting body 30 31; Said lifting body 30 is the column structure of corresponding said holding part 23 shapes, and many raised line positions of the corresponding said holding part 23 of the outer side wall of this lifting body 30 are provided with a plurality of grooves, and said many raised lines are equipped in said a plurality of groove.When using the said coupling device 40 of trigger mechanism 60 rotations, also can make the said relatively die cavity 102 of said die 12 axially rise or descend.Be not limited to this embodiment.

See also Fig. 6, be the use synoptic diagram of the mold core drawer 300 of second embodiment of the invention.The mold core drawer 200 of the said mold core drawer 300 and first embodiment is basic identical; The key distinction is: said holding part 80 have one with upper surface 91 opposite first 81 of said lifting body 90; The side of the screw part 71 of said coupling device 70 is extended with a block 72; Said block 72 contacts with the first surface 81 of said holding part 80, and this block 72 is along the screw part 71 radius sums of the thickness of bearing of trend and said coupling device 70 radius greater than said axis hole 84.The support 92 of said mold core drawer 300 is affixed through the mode and the said matrix 10 of mechanical connection.In this embodiment, the bottom of said two supports 92 is respectively equipped with two first screws 921.First screw, 921 positions of said matrix 10 corresponding said two supports 92 are provided with two second screws 103.Said mold core drawer 300 through bolt 93 and said first screw 921 and second screw 103 cooperate so that with said mold core drawer 300 and said mould 100 Joints.Being appreciated that also can be through other modes with said mold core drawer 300 and said mould 100 Joint, like the phase clamping etc.The support 92 of said mold core drawer 300 fixedly is bearing on the top of the matrix 10 of said mould 100.Because the block 72 of said coupling device 70 withstands the said relatively housing 95 of said coupling device 70 and axially rises, simultaneously said mold core drawer 300 is spirally connected with said matrix 10.Therefore, when revolving trigger mechanism 85 lifting body 90 axially being descended, need not to push said mold core drawer 300, said die 12 relative die cavitys 102 are axially descended, thereby further facilitated the height or the die 12 of from die cavity 102, choosing of adjusting die 12.

Mold core drawer of the present invention can make lifting body in said holding part, move axially through the said coupling device of rotation.The web member of mould and die Joint; This web member is placed in the containing hole of lifting body; Therefore, the moving axially of lifting body can drive the relative die cavity of said die and move axially, thereby adjusts the height of the relative die cavity of said die or directly die and die cavity are separated.So, can avoid directly through the choose problem of the not high and die of damaging of the performance accuracy that caused of staff.

It is 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. mold core drawer, it is used for die is axially chosen from die cavity, and this mold core drawer comprises:

Empty housing in one, it comprise end face and one with the end face opposed bottom surface, said housing is extended to the end face direction by its bottom surface and offers a holding part, said end face offers one and the axis hole that connects of holding part, said holding part be shaped as cube structure;

One lifting body; It is contained in the said holding part and can in this holding part, moves axially; Said lifting body comprises upper surface relative with said axis hole and a lower surface relative with the upper surface, and connects the side of upper surface and lower surface, and said side offers a containing hole that runs through said lower surface to the extension of the center of lifting body; The web member that is used for ccontaining mould; The axis hole position of the corresponding said housing in the center of said upper surface offers a screw, and said lifting body is the cube structure of a corresponding holding part shape, and the length of this lifting body and width are slightly less than the length and the width of said holding part;

2. mold core drawer as claimed in claim 1 is characterized in that: said mold core drawer further comprises two supports, and these two supports are arranged at the side of said housing.

3. mold core drawer as claimed in claim 2 is characterized in that: said support and said housing are structure as a whole.

4. mold core drawer as claimed in claim 2 is characterized in that: said support and said housing are two independently elements, and this support is spirally connected or is adhered to the side of housing.

5. mold core drawer as claimed in claim 1 is characterized in that: the height of said lifting body is less than the height of said holding part, and the length of this lifting body and width are respectively less than the length and the width of said holding part.

6. mold core drawer as claimed in claim 1 is characterized in that: said mold core drawer further comprises a starting device, and the structure of this trigger mechanism is corresponding with the structure of said coupling device, is used for revolving joint.

7. mold core drawer as claimed in claim 6 is characterized in that: said trigger mechanism and said coupling device are structure as a whole.

8. mold core drawer as claimed in claim 6 is characterized in that: said trigger mechanism is a spanner, and this spanner can be socketed on the said coupling device of rotation on the screw part of coupling device.

9. mold core drawer as claimed in claim 1; It is characterized in that: said holding part have one with the upper surface opposite first of said lifting body; The side of the screw part of said coupling device is extended with a block; Said block contacts with the first surface of said holding part, and this block is along the radius sum of the thickness of bearing of trend and the said screw part radius greater than said axis hole, and the bottom of said support is respectively equipped with two first screws.

10. mold core drawer as claimed in claim 1 is characterized in that: the diameter of the support division of said coupling device is greater than the diameter of said axis hole.