CN207206947U - A kind of thin wall box injection mold - Google Patents
A kind of thin wall box injection mold Download PDFInfo
- Publication number
- CN207206947U CN207206947U CN201720941087.1U CN201720941087U CN207206947U CN 207206947 U CN207206947 U CN 207206947U CN 201720941087 U CN201720941087 U CN 201720941087U CN 207206947 U CN207206947 U CN 207206947U
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- CN
- China
- Prior art keywords
- ring
- side wall
- adjustment block
- injection mold
- upper die
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
It the utility model is related to a kind of thin wall box injection mold, including upper die component, lower mold assemblies, feed liquid passage and the shaping chamber being arranged between upper die component and lower mold assemblies, the discharge end of feed liquid passage and shaping chamber, one of both upper die component and the lower mold assemblies are provided with the first side wall, another one is provided with the second sidewall coordinated with the first side wall, dismountable adjustment block is installed on the first side wall or second sidewall, the end face of adjustment block is supported on the first side wall, and other end is supported in second sidewall.After upper die component and lower mold assemblies machine, if there is the situation of uneven thickness in the side wall for being molded by the thin wall box come, adjustment block can be pulled down, its thickness is processed thinner or changes the thicker adjustment block of thickness, because adjustment block is easy to process, therefore, the setting by adjustment block to upper die component and lower mold assemblies without doing over again, so as in the case of ensureing that sidewall thickness is uniform, lift the processing efficiency of plastic casing.
Description
Technical field
The present invention relates to a kind of thin wall box injection mold, belongs to injection molding art.
Background technology
Injection mold generally comprises upper die component, lower mold assemblies, feed liquid passage and formed in upper die component and lower module
Shaping chamber between part, for thin wall box, in injection moulding process, the problem of being primarily present is how to ensure the side of box body for it
Wall thickness is uniform, ensures the stability of whole box body, and how to be stripped so that box body is not easy deformation.Existing injection mold
In, in order to guarantee to be molded by side wall in uniform thickness, it is necessary to accurately be processed to upper die component and lower mold assemblies, upper mould
After component and lower mold assemblies machine, if the sidewall thickness for the box body being molded by is undesirable, it is necessary to again by upper module
Part and lower mold assemblies are processed, if the sidewall thickness of box body is less than pre-provisioning request, even can to upper die component and
Lower mold assemblies carry out turnery processing, if the sidewall thickness of box body is more than pre-provisioning request, then upper die component and lower mold assemblies are then difficult
To be reprocessed, whole upper die component or lower mold assemblies is caused to scrap, so as to cause to waste.
In consideration of it, the present inventor carries out in-depth study to above mentioned problem, there is this case generation then.
The content of the invention
Ensure that box side wall is molded thin-wall box that is uniform, reducing mold design cost it is an object of the invention to provide a kind of
Body injection mold.
In order to achieve the above object, technical scheme as present invention use：
A kind of thin wall box injection mold, including upper die component, lower mold assemblies, feed liquid passage and it is arranged on upper die component
Shaping chamber between lower mold assemblies, the discharge end of feed liquid passage and shaping chamber, the upper die component and it is described under
One of both membrane modules are provided with the first side wall, and another one is provided with the second sidewall coordinated with the first side wall, in the first side wall
Or dismountable adjustment block is installed in second sidewall, the end face of adjustment block is supported on the first side wall, and other end is supported
Withstand in second sidewall.
As a kind of preferred embodiment of the present invention, the upper die component includes the panel and cope plate to link together, institute
Bottom plate and lower template that lower mold assemblies include linking together are stated, the shaping chamber, institute are formed between cope plate and lower template
The lower end of cope plate is stated formed with the collar flange extended downwardly, correspondingly forms annular recess in the lower template, described
One side wall is formed on the lateral wall of collar flange, and the second sidewall is formed on the lateral wall of annular recess, the adjustment
Block is locked on the first side wall by screw.
As a kind of preferred embodiment of the present invention, in a ring, the first side wall has four and institute to the first side wall
The mating surface of annular recess cooperation is stated, offers accommodating groove on a mating, the end face of the adjustment block is resisted against accommodating groove
In, other end is resisted against on the lateral wall of the annular recess.
As a kind of preferred embodiment of the present invention, the adjustment block is 8 pieces, and each mating surface is respectively set described in two pieces
Adjustment block, the adjustment block are in rectangular-shape.
As a kind of preferred embodiment of the present invention, formed with ring-type tray in the annular recess, the collar flange
Lower surface is resisted against on ring-type tray, and the lower surface of ring-type tray is connected with push rod, push rod be passed down through the lower template and from
Stretched out in the bottom plate.
As a kind of preferred embodiment of the present invention, the push rod is more, and more push rods are uniformly laid in the ring-type support
On block, the push rod is fixed on the ring-type tray by lock screw.
As a kind of preferred embodiment of the present invention, the box body includes cassette bottom, the box wall formed in cassette bottom, is arranged on box
Oral area on wall, formed at oral area and the flanging to stretch out and the fin being connected on flanging, flanging is in the horizontal direction
Set, fin extends towards cassette bottom direction, forms convex die cavity block in the lower template, use is offered on the cope plate
In the die cavity of storage die cavity block, ring-type is provided with the ring-type tray and sinks platform, in the opening of die cavity formed with being sunk with ring-type
Annular boss corresponding to platform, the heavy flap chamber formed between platform and annular boss for being molded the flanging and the wing plate of ring-type
Room, flap chamber form the shaping chamber with the die cavity.
As a kind of preferred embodiment of the present invention, external diameter is gradually reduced the die cavity block from bottom to up, the first side wall
External diameter be gradually reduced from top to bottom, the internal diameter of the ring-type tray is gradually reduced from bottom to up, the external diameter of the ring-type tray
Gradually increase, the spacing between the wing plate and the box wall are gradually reduced from bottom to up from bottom to up.
As a kind of preferred embodiment of the present invention, in addition to the material injection nozzle being installed in the panel and the cope plate,
The feed liquid passage is arranged in material injection nozzle.
After technical scheme, after upper die component and lower mold assemblies machine, if being molded by what is come
There is the situation of uneven thickness in the side wall of thin wall box, can pull down adjustment block, processes thinner by its thickness or changes
The thicker adjustment block of thickness, so that the shaping chamber for meeting size is formed between upper die component and lower mold assemblies, due to adjusting
Monoblock is easy to process, and therefore, the setting by adjustment block to upper die component and lower mold assemblies without doing over again, so as to ensure
In the case of sidewall thickness is uniform, the processing efficiency of plastic casing is lifted.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the top view of the present invention；
Fig. 3 is A-A in the present invention to sectional view；
Fig. 4 is B-B direction sectional view in the present invention；
Fig. 5 is the enlarged drawing at C in this Fig. 4；
Fig. 6 is the exploded structural representation of the present invention；
Fig. 7 is the structural representation of lower template in the present invention；
Fig. 8 is the structural representation of cope plate in the present invention；
Fig. 9 is the structural representation of box body in the present invention；
In figure：
10- upper die component 11- panels
12- cope plate 121- accommodating grooves
122- collar flange 123- the first side walls
124- annular boss 20- lower mold assemblies
21- bottom plate 22- lower templates
221- annular recess 222- die cavity blocks
223- second sidewall 40- ring-type trays
The heavy platform 50- adjustment blocks of 41- ring-types
60- is molded chamber 61- die cavities
62- flap chamber 70- box bodys
71- cassette bottom 72- box walls
73- flanging 74- fins
80- material injection nozzle 81- feed liquid passages
90- push rods
Embodiment
In order to which technical scheme is explained further, it is described in detail below in conjunction with the accompanying drawings.
Referring to figs. 1 to Fig. 9, a kind of thin wall box injection mold, including upper die component 10, lower mold assemblies 20, feed liquid passage
31 and the shaping chamber 60 that is arranged between upper die component 10 and lower mold assemblies 20, the discharge end and forming cavity of feed liquid passage 31
One of both feed end connections, the upper die component 10 and the lower mold assemblies 20 of room 60 are provided with the first side wall 123, separately
One is provided with the second sidewall 223 coordinated with the first side wall 123, and being provided with the first side wall 123 or second sidewall 223 can
The adjustment block 50 of dismounting, the end face of adjustment block 50 are supported on the first side wall 123, and other end is supported in second sidewall 223
On.In embodiment, the first side wall 123 is formed in upper die component 10, and second sidewall 223 is formed in lower mold assemblies 20.
As a kind of preferred embodiment of the present invention, the upper die component 10 includes being connected by screw panel 11 together
With cope plate 12, the lower mold assemblies 20 include being connected by screw bottom plate 21 and lower template 22 together, cope plate 12 with
Shaping chamber 60 corresponding with box body 70 is formed between lower template 22, the lower end of the cope plate 12 is formed with the ring extended downwardly
Shape flange 122, specifically, collar flange 122 are formed in the middle part of the lower surface of cope plate 12,12 corresponding collar flange of cope plate
122 outside is planar portions, and planar portions plane position (will be described below) corresponding with lower template 22 is resisted against one
Rise, realize the sealing of cope plate 12 and lower template 22.Annular recess 221, collar flange are correspondingly formed in the lower template 22
122 are contained in annular recess 221, and lower template 22 forms plane position, the first side wall in the outside of annular groove 221
123 are formed on the lateral wall of collar flange 122, and the second sidewall 223 is formed on the lateral wall of annular recess 221, institute
Adjustment block 50 is stated to be locked on the first side wall 123 by screw.As a kind of preferred embodiment of the present invention, in addition to installing
Material injection nozzle 30 in the panel 11 and the cope plate 12, the feed liquid passage 31 are arranged on the discharge end of material injection nozzle 30.
As a kind of preferred embodiment of the present invention, in a ring, the first side wall 123 has four to the first side wall 123
The individual mating surface coordinated with the annular recess 221, offers accommodating groove 121, one end of the adjustment block 50 on a mating
Face is resisted against in accommodating groove 121, and is locked in by screw in accommodating groove 121, and other end is resisted against the annular recess 221
Lateral wall on.
As a kind of preferred embodiment of the present invention, the adjustment block 50 is 8 pieces, and each mating surface respectively sets two pieces of institutes
Adjustment block 50 is stated, the adjustment block 50 is in rectangular-shape.
It is convex formed with ring-type tray 40, the ring-type in the annular recess 221 as a kind of preferred embodiment of the present invention
The lower surface of edge 122 is resisted against on ring-type tray 40, and the lower surface of ring-type tray 40 is connected with push rod 90, and push rod 90 is passed down through
The lower template 22 is simultaneously stretched out from the bottom plate 21.
As a kind of preferred embodiment of the present invention, the push rod 90 is more, and more push rods 90 are uniformly laid in the ring
On shape tray 40, the push rod 90 is fixed on the ring-type tray 40 by lock screw.Using this structure, after the demoulding,
After upper die component 10 leaves from lower mold assemblies 20, by actuating unit (such as can be oil cylinder), push rod 90 be driven to transport upwards
Dynamic, push rod 90 drives ring-type tray 40 to move upwards, and annular tray 40 jacks up box body 70 from collar flange 122.
As a kind of preferred embodiment of the present invention, the box body 70 include cassette bottom 71, formed box wall 72 in cassette bottom 71,
The oral area that is arranged in box wall 72, formed at oral area and the flanging 73 to stretch out and the fin being connected on flanging 73
74, flanging 73 is horizontally disposed, and fin 74 extends towards cassette bottom direction, and convex die cavity block is formed in the lower template 22
222, the die cavity 61 for storing die cavity block is offered on the cope plate 12, is sunk on the ring-type tray 40 provided with ring-type
Platform 41, in the opening of die cavity 61 formed with sinking the corresponding annular boss 124 of platform 41 with ring-type, ring-type sinks platform 41 and annular boss
The flap chamber 62 for being molded the flanging 73 and the wing plate 74, flap chamber 62 and the die cavity 61 are formed between 124
Form the shaping chamber 60.Using this structure, the setting of annular boss 124 and the heavy platform 41 of ring-type, on the one hand can play
The effect of flanging 73 and fin 74 is molded, on the other hand, in discharging, the heavy platform 41 of ring-type can stablize support box body, by thin-walled
Box body 70 uniformly jacks up, and realizes the stable discharging of box body 70, deformation is not susceptible in box body discharge process.
As a kind of preferred embodiment of the present invention, external diameter is gradually reduced the die cavity block 222 from bottom to up, first side
The external diameter of wall 123 is gradually reduced from top to bottom, and the internal diameter of the ring-type tray 40 is gradually reduced from bottom to up, the ring-type tray
40 external diameter gradually increases from bottom to up, the spacing between the wing plate 74 and the box wall 72 be gradually reduced from bottom to up (with
Under the position of cassette bottom 71 is, box opening position is upper).Using this structure, conveniently stripped while, it is also convenient for
Shaping chamber 60 is adjusted.
Using the technical scheme of invention, adjustment process of the invention is illustrated by taking Fig. 4 as an example：In upper die component 10 and lower module
After part 20 is processed, when the die cavity 61 of left side (referring to the left side in Fig. 4) is partially thin, the thickness of the adjustment block 50 in left side is diminished and (had
Body can use lathe to carry out turnery processing) thickness of right side adjustment block becomes big and (can specifically select the larger adjustment of thickness
Block), equivalent to by the micro-shifting to the left of cope plate 12, so as to which the surplus of right side die cavity 61 is transferred in the die cavity of left side；When left side type
When chamber 61 is partially thick, the thickness of the adjustment block 50 in left side is become into big (can specifically select the larger adjustment block of thickness), by right side
The thickness of adjustment block diminishes, equivalent to by the micro-shifting to the right of cope plate 12, so as to which the surplus of left side die cavity 61 is transferred into right side type
In chamber.
The product form of the present invention is not limited to this case diagram and embodiment, and anyone carries out the appropriate of similar thinking to it
Change or modification, it all should be regarded as not departing from the patent category of the present invention.
Claims (9)
1. a kind of thin wall box injection mold, including upper die component, lower mold assemblies, feed liquid passage and be arranged on upper die component and
Shaping chamber between lower mold assemblies, discharge end and the shaping chamber of feed liquid passage, it is characterised in that：The upper die component
The first side wall is provided with one of both lower mold assemblies, another one is provided with the second sidewall coordinated with the first side wall,
Dismountable adjustment block is installed, the end face of adjustment block is supported on the first side wall, separately on the first side wall or second sidewall
End face is supported in second sidewall.
A kind of 2. thin wall box injection mold as claimed in claim 1, it is characterised in that：The upper die component includes being connected to
Panel and cope plate together, the lower mold assemblies include the bottom plate that links together and lower template, cope plate and lower template it
Between form the shaping chamber, the lower end of the cope plate is corresponding in the lower template formed with the collar flange extended downwardly
Annular recess is formed, the first side wall is formed on the lateral wall of collar flange, and the second sidewall forms recessed in ring-type
On the lateral wall of groove, the adjustment block is locked on the first side wall by screw.
A kind of 3. thin wall box injection mold as claimed in claim 2, it is characterised in that：The first side wall in a ring, institute
The first side wall is stated with four mating surfaces coordinated with the annular recess, offers accommodating groove, the adjustment on a mating
The end face of block is resisted against in accommodating groove, and other end is resisted against on the lateral wall of the annular recess.
A kind of 4. thin wall box injection mold as claimed in claim 3, it is characterised in that：The adjustment block is 8 pieces, Mei Gesuo
State mating surface and two pieces of adjustment blocks are respectively set, the adjustment block is in rectangular-shape.
A kind of 5. thin wall box injection mold as claimed in claim 3, it is characterised in that：Formed with ring in the annular recess
Shape tray, the lower surface of the collar flange are resisted against on ring-type tray, and the lower surface of ring-type tray is connected with push rod, push rod to
Under stretched out through the lower template and from the bottom plate.
A kind of 6. thin wall box injection mold as claimed in claim 5, it is characterised in that：The push rod is more, more tops
Bar is uniformly laid on the ring-type tray, and the push rod is fixed on the ring-type tray by lock screw.
A kind of 7. thin wall box injection mold as claimed in claim 6, it is characterised in that：The box body includes cassette bottom, formed
Box wall in cassette bottom, the oral area being arranged in box wall, form the flanging at oral area and to stretch out and be connected to flanging
On fin, flanging is horizontally disposed, and fin extends towards cassette bottom direction, forms convex die cavity in the lower template
Block, the die cavity for storing die cavity block is offered on the cope plate, the heavy platform of ring-type is provided with the ring-type tray, in type
Formed with the corresponding annular boss of platform is sunk with ring-type, ring-type is heavy to be formed for being molded institute the opening of chamber between platform and annular boss
The flap chamber of flanging and the fin is stated, flap chamber forms the shaping chamber with the die cavity.
A kind of 8. thin wall box injection mold as claimed in claim 7, it is characterised in that：Die cavity block external diameter from bottom to up
It is gradually reduced, the external diameter of the first side wall is gradually reduced from top to bottom, and the internal diameter of the ring-type tray gradually subtracts from bottom to up
Small, the external diameter of the ring-type tray gradually increases from bottom to up, the spacing between the fin and the box wall from bottom to up by
It is decrescence small.
A kind of 9. thin wall box injection mold as claimed in claim 8, it is characterised in that：Also include be installed in the panel and
Material injection nozzle in the cope plate, the feed liquid passage are arranged in material injection nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720941087.1U CN207206947U (en) | 2017-07-31 | 2017-07-31 | A kind of thin wall box injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720941087.1U CN207206947U (en) | 2017-07-31 | 2017-07-31 | A kind of thin wall box injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207206947U true CN207206947U (en) | 2018-04-10 |
Family
ID=61814803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720941087.1U Expired - Fee Related CN207206947U (en) | 2017-07-31 | 2017-07-31 | A kind of thin wall box injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207206947U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107443675A (en) * | 2017-07-31 | 2017-12-08 | 福建省华科模具科技有限公司 | A kind of thin wall box injection mold |
-
2017
- 2017-07-31 CN CN201720941087.1U patent/CN207206947U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107443675A (en) * | 2017-07-31 | 2017-12-08 | 福建省华科模具科技有限公司 | A kind of thin wall box injection mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180410 Termination date: 20210731 |
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| CF01 | Termination of patent right due to non-payment of annual fee |