Utility model content
The purpose of this utility model is regarding to the issue above and defect, to provide a kind of high strength cap of clamshell plastic containers
The one-time-shaped mould of body.
In order to achieve the above objectives, the utility model uses following technical proposal:
A kind of one-time-shaped mould of the high intensity lid of clamshell plastic containers, including upper die and lower die are set in upper mold
There is gum-injecting port, when upper die and lower die mold, forms forming cavity between upper die and lower die, the forming cavity includes main body molding
Chamber, lid foot forming cavity and handle forming cavity, lower die are equipped with handle side and take out block and lid foot axis hole forming blocks, and handle side takes out block and lid
Foot axis hole forming blocks are respectively provided with two, and handle side takes out block and lid foot axis hole forming blocks are slidably connected with lower die, the main body at
Cavity is equipped with the first raised step portion and the second bending stage portion, and the first raised step portion includes bottom plate and the first bending part, the
One bending part is 45-60 ° with angle formed by bottom plate, and the second bending stage portion includes the annular ring around the first raised step portion
With the second bending part, the angle of the second bending part and annular ring is 90 degree °, and the first raised step portion and the second bending stage portion are equal
Equipped with arc angling.
In the one-time-shaped mould of the high intensity lid of above-mentioned clamshell plastic containers, handle side take out block include one at
Block is taken out in the handle moulded head of type and demoulding, and handle moulded head is arranged between main body forming cavity and handle forming cavity and two one or two
Hand side is taken out block and is symmetrical arranged along the central axes of forming cavity, and lid foot axis hole forming blocks include integrally formed axis hole moulded head and demoulding
Auxiliary block, axis hole moulded head are inserted into lid foot forming cavity.
In the one-time-shaped mould of the high intensity lid of above-mentioned clamshell plastic containers, handle side is taken out block and is arranged second
Bend stage portion on, handle moulded head one end with second bend stage portion be close to, the other end contacted with lower die and with lower die shape
At handle forming cavity, and handle forming cavity is equipped with non-slip texture, and the outer wall of demoulding pumping block and the side wall of upper die and lower die are neat
It is flat.
In the one-time-shaped mould of the high intensity lid of above-mentioned clamshell plastic containers, the demoulding takes out block and is equipped with first
Demould slot and the second demoulding slot, the first demoulding slot and the second demoulding slot is vertically arranged and the first demoulding slot and the
The cross section of two demoulding slots is T-type.
In the one-time-shaped mould of the high intensity lid of above-mentioned clamshell plastic containers, the lower die is towards upper mold
It is uniformly equipped with several positioning grooves on one side, upper mold is equipped with seals convex block correspondingly with positioning groove.
In the one-time-shaped mould of the high intensity lid of above-mentioned clamshell plastic containers, the lid foot axis hole forming blocks
Demoulding hole is equipped in demoulding auxiliary block, the demoulding hole is blind hole and demoulds hole with the setting of axis hole moulded head same
Side.
In the one-time-shaped mould of the high intensity lid of above-mentioned clamshell plastic containers, in the upper mold and along injecting glue
The circumferentially-spaced of mouth is uniformly equipped with several knock-pin roads, and the end in the knock-pin road extends at annular ring, in upper mold
It is additionally provided with the fixed link road in connection knock-pin road, and the fixed link road is in horizontally disposed.
In the one-time-shaped mould of the high intensity lid of above-mentioned clamshell plastic containers, the upper die and lower die are all provided with
There is a heat dissipation channel, the heat dissipation channel includes interconnection and vertical passage, and interconnection is equipped with several, and interconnection runs through
The side wall of upper mold or lower die, an interconnection are connected with several vertical passages, and vertical passage is blind hole, vertical passage
Bottom is not communicated close to forming cavity but vertical passage with forming cavity.
In the one-time-shaped mould of the high intensity lid of above-mentioned clamshell plastic containers, the interconnection and lower die of upper mold
Interconnection be vertically arranged, the heat dissipation channel of upper mold with knock-pin road and fixed link road are separately positioned is not connected to mutually.
Further include upper mounted plate and lower solid in the one-time-shaped mould of the high intensity lid of above-mentioned clamshell plastic containers
Determine frame, upper mounted plate is fixedly connected with upper mold, and the lower fixed frame includes bottom plate and is fixedly connected on bottom plate
Supporting beam and support column, supporting beam and support column be fixedly connected with lower die.
Compared with prior art, the utility model advantage is:
1, the first raised step portion and the second bending stage portion are designed so that lid pressure-bearing and bend resistance ability rise,
The intensity of lid is effectively increased in condition of equivalent thickness;
2, it is equipped with handle side pumping block and lid foot axis hole forming blocks, mold can be avoided with one-pass molding handle and lid foot axis hole
Secondary operation;
3, it is also the demoulding mechanism of product disengaging lower die that handle side, which takes out block and lid foot axis hole forming blocks, eliminates pair of lower die
The mechanism of product ejection device is arranged, and simplifies structure.So that mould structure is compacter.
Part is illustrated to embody by the further advantage, target and feature of the utility model by following, and part will also pass through
Research and practice to the utility model and be understood by the person skilled in the art.
Description of the drawings
Fig. 1 is the structural schematic diagram the utility model proposes embodiment;
Fig. 2 is the sectional view of the A-A sections of Fig. 1;
Fig. 3 is the sectional view of the B-B sections of Fig. 1;
Fig. 4 is the sectional view that handle side takes out block position;
Fig. 5 is the mounting structure view of the present embodiment;
Fig. 6 is the enlarged drawing at A in Fig. 4;
Fig. 7 is the enlarged drawing at A in Fig. 5.
In figure, upper mold 1, gum-injecting port 11 seals convex block 12, knock-pin road 13, fixed link road 14, lower die 2, positioning groove
21, forming cavity 3, main body forming cavity 31, the first raised step portion 311, the second bending stage portion 312, bottom plate 313, the first bending
Portion 314, annular ring 315, the second bending part 316, lid foot forming cavity 32, handle forming cavity 33, handle side take out block 4, handle molding
First 41, the first demoulding slot 421, the second demoulding slot 422, demoulding pumping block 42, lid foot axis hole forming blocks 5, axis hole moulded head 51,
Demoulding auxiliary block 52, demoulding hole 521, interconnection 61, vertical passage 62, upper mounted plate 7, lower fixed frame 8, bottom plate 81,
Supporting beam 82, support column 83.
Specific implementation mode
Fig. 1-5 shows a kind of embodiment of the utility model, the one of a kind of high intensity lid of clamshell plastic containers
Secondary molding die, including upper mold 1 and lower die 2, upper mold 1 are equipped with gum-injecting port 11, when upper mold 1 and the molding of lower die 2,1 He of upper mold
Forming cavity 3 is formed between lower die 2, in the present embodiment, upper mold 1 is cover half, and lower die 2 is dynamic model, and upper mold 1 is equipped with core, lower die 2
It is equipped with cavity, gum-injecting port 11 is connected to forming cavity 3.Forming cavity 3 includes main body forming cavity 31, the molding of lid foot in the present embodiment
Chamber 32 and handle forming cavity 33, lower die 2 are equipped with handle side and take out block 4 and lid foot axis hole forming blocks 5, and handle side takes out block 4 and lid
Foot axis hole forming blocks 5 are respectively provided with two, and handle side takes out block 4 and lid foot axis hole forming blocks 5 are slidably connected with lower die 2, the master
Body formed chamber 31 is equipped with the first raised step portion 311 and second and bends stage portion 312, and the first raised step portion 311 includes bottom plate
313 and first bending part 314, the first bending part 314 be 50 ° with angle formed by bottom plate 313, the second bending stage portion 312 is wrapped
Include the annular ring 315 and the second bending part 316 around the first raised step portion 311, the second bending part 316 and annular ring 315
Angle is 90 degree °, and the first raised step portion 311 and second bending stage portion 312 is equipped with arc angling.In the present embodiment, bottom
Plate 313 and annular ring 315 can may be the arch to 2 direction of lower die slightly radian for plane.Also, this mode is only
It is a kind of explanation of preferred embodiments, however, it is not limited to this.When implementing the utility model, can be arranged according to user's demand
Other of multiple stage portions and reinforcement structure implement pattern.
In this technical solution, upper mold 1 and lower die 2 mold and fixed, by the feed liquid of thawing from gum-injecting port injection moulding
Chamber 3, the whole forming cavities 3 of feed liquid filling, demoulds after cooling, pumps hand side and takes out block 4 and lid foot axis hole forming blocks 5, can directly obtain
To the lid equipped with two handles, and lid has molding axis hole at lid foot, without carrying out secondary operation to axis hole.And
Lid is equipped with the first raised step portion 311 and second and bends stage portion 312, curved compared to the lid of plane and arc, second
Folding stage portion 312 can close the opaque disk of rear cover body and babinet connecting sewing as lid and lower reservoir babinet, increase container
Leakproofness, the first raised step portion 311 and second bending stage portion 312 link position naturally form reinforcing rib, effectively
The intensity for enhancing lid.Also, the angle of the first bending part 314 and bottom plate 313 is more big then the first raised step portion 311
Raised is higher.
In conjunction with shown in Fig. 5, handle side take out block 4 include integrally formed handle moulded head 41 and demoulding take out block 42, handle at
The axis that type head 41 is arranged between main body forming cavity 31 and handle forming cavity 33 and two handle sides take out block 4 along forming cavity 3
Line is symmetrical arranged, and lid foot axis hole forming blocks 5 include integrally formed axis hole moulded head 51 and demoulding auxiliary block 52, axis hole molding
First 51 are inserted into lid foot forming cavity 32.In the present embodiment, lid foot axis hole forming blocks 5 and handle side take out block 4 and are separately positioned on molding
The both sides of the central axes of chamber 3, and be symmetrical arranged, using this scheme, the handle of the obtained lid of mold piles, and is convenient for from two
Container is opened in side, and piles setting so that lid is more beautiful.
As shown in fig. 6, and in conjunction with Fig. 5, handle side takes out the setting of block 4 in the second bending stage portion 312 in this implementation, handle
41 one end of moulded head is close to the second bending stage portion 312, and the other end contacts with lower die 2 and forms handle molding with lower die 2
Chamber 3, and handle forming cavity 3 be equipped with non-slip texture, and demould take out block 42 outer wall and the side wall of upper mold 1 and lower die 2 it is neat
It is flat.Using this scheme, handle side is taken out block 4 and is not exclusively surrounded, therefore convenient for the abjection in knockout course, because handle is molded
Position is in the side of mold, the grasping problem of more convenient handle after molding in use.And it is molded in handle
Chamber 3 is equipped with slip-resistant texture, therefore handle also will produce non-slip texture accordingly, assign the non-skid property of molding handle.
In conjunction with Fig. 4 and Fig. 5, demoulding takes out block 42 and is equipped with the first demoulding demoulding slot 422 of slot 421 and second, the first demoulding
The demoulding slot 422 of slot 421 and second is vertically arranged and the cross section of the first demoulding demoulding slot 422 of slot 421 and second
It is T-type.In the present embodiment, first demoulding slot 421 be mounted on lower die 2 on be it is horizontally disposed, then second demould slot 422
It is vertically arranged and the second demoulding slot 422 is towards outside mold.And slot 421 and second is demoulded using with first when demoulding
The extractor for demoulding the matched T-type of 422 slot of slot, can exert a force after being inserted into extractor to the negative direction of T-type, will
Demoulding is taken out block 42 and is extracted out.When demoulding, the first demoulding slot 421 will be inserted into the matched extractor of demoulding slot first, and
It exerts a force to the direction far from lower die 2, handle side pumping block 4 is detached with lower die 2 together together with product, is then inserted into extractor
Second demoulding slot 422, and exert a force to the direction far from product, handle side pumping block 4 is detached with product.Using this scheme,
The cross section stability under loading of T-type, the stabilization of holding structure in knockout course that can be repeatedly, and demoulding is taken out into block 42 at twice
Demoulding can be detached from the demoulding auxiliary of lower die 2 as product, can save and install product ejection device mechanism in lower die 2, letter
Mould structure is changed.
As shown in figure 5, the one side of lower die 2 towards upper mold 1 is uniformly equipped with several positioning grooves 21, upper mold 1 is equipped with and determines
Position groove 21 seals convex block 12 correspondingly.Using this scheme, corresponding positioning groove 21 can be passed through in clamping process
Altogether by upper mold 1 and lower die 2, and the present embodiment is in the positioning groove 21 of determining direction and close for cooperation with sealing convex block 12
It is additionally provided with witness marker on envelope convex block 12 so that square upper mold 1 and lower die 2 can be matched correctly.
In conjunction with shown in Fig. 5, lid foot axis hole forming blocks 5 are equipped with demoulding hole 521, the demoulding hole in demoulding auxiliary block 52
521 are blind hole and demould hole 521 with the setting of axis hole moulded head 51 in the same side.When being demoulded, block 4 the is taken out with handle side
Primary demoulding is carried out at the same time, and the extractor coordinated with demoulding hole 521 is inserted into demoulding hole 521, and takes out block 4 the with handle side
Primary demoulding exerts a force to the direction far from lower die 2 simultaneously, and product is detached from mold.Using this scheme, by
Block 4 is taken out in lid foot axis hole forming blocks 5 and handle side to be substantially distributed on four angles of product, while force is demoulded, demould
Process uniform force, product are not easy to be damaged during demoulding.
As shown in Fig. 2, in upper mold 1 and along the circumferentially-spaced uniformly equipped with several knock-pin roads 13 of gum-injecting port 11, it is described
The end in knock-pin road 13 extend at annular ring 315, the fixed link road 14 in connection knock-pin road 13 is additionally provided in upper mold 1,
And the fixed link road 14 is in horizontally disposed.When the present embodiment is implemented, knock-pin, fixed link road 14 are installed in knock-pin road 13
Interior installation fixed link, and knock-pin is equipped with the jack coordinated with fixed link, and fixed link is inserted into knock-pin, using this side
Case, when upper mold 1 is detached with lower die 2, fixed link is detached with knock-pin, is pushed up under knock-pin, and lower die 2 is detached with upper mold, to
So that product is detached with upper mold 1, prevent product from sticking in upper mold 1, and knock-pin road 13 can be used as venthole, prevent
Air pressure problem causes feed liquid that can not be evenly distributed in forming cavity 3, and injection molding is caused to fail.
In conjunction with Fig. 3 and Fig. 4, upper mold 1 and lower die 2 in the present embodiment are equipped with heat dissipation channel, radiate in the present embodiment logical
Road leads to cooling water in cooling procedure.Heat dissipation channel include interconnection 61 and vertical passage 62, if interconnection 61 is equipped with
Dry doubling and interconnection 61 are horizontally disposed, interconnection 61 through upper mold 1 or lower die 2 side wall, if an interconnection 61 with
Dry vertical passage 62 is connected, and vertical passage 62 is blind hole, and the bottom of vertical passage 62 is close to forming cavity 3 but vertical passage 62
It is not communicated with forming cavity 3.In the present embodiment, upper mold 1 is set there are four interconnection 61, and connection 6 is vertical on each interconnection 61
To channel 62, lower die 2 is equipped with 8 interconnections 61, and each interconnection 61 connects two vertical passages 62.Using this side
Case carries out cold by the horizontal and vertical heat dissipation channel being staggered and in heat dissipation channel by the heat eliminating medium of flowing
But, cooling procedure Homogeneouslly-radiating so that the cooling of product cooling procedure is stablized, and being unevenly distributed for heat is caused during preventing cold-zone
Mold deformation is so that product deformation.
As shown in Figs 1-4, the interconnection 61 of upper mold 1 is vertically arranged with the interconnection 61 of lower die 2, using this side
Case, parallel compared to upper and lower interconnection 61 to be staggered, the heat dissipation of about 3 forming cavity is more uniform, and the heat dissipation of upper mold 1
Channel with knock-pin road 13 and fixed link road 14 are separately positioned is not connected to mutually, prevent heat eliminating medium from entering right in forming cavity 3
The molding of product impacts.
As shown in figure 5, upper mounted plate 7 and lower fixed frame 8, upper mounted plate 7 are fixedly connected with upper mold 1, the lower fixation
Frame 8 includes bottom plate 81 and the supporting beam 82 being fixedly connected on bottom plate 81 and support column 83, supporting beam 82 and support
Column 83 is fixedly connected with lower die 2, and in the present embodiment, fixed frame 8 includes two supporting beams 82 for being arranged in parallel in both sides and three
Centrally disposed and equally distributed support column 83, using this scheme, upper mold 1 is to determine film, and upper mounted plate 7 is fixed with upper mold 1
It connecting and upper mold 1 is fixed on injection molding machine, lower die 2 is dynamic model, and lower fixed frame 8 is fixedly connected with lower die 2, when demoulding, lower die
2 unload, and product is unloaded together, and lower fixed frame 8 can support the cavity upwardly direction of lower die 2 as supporting surface.
The working method of the utility model:Upper mold 1 and lower die 2 are corresponded into molding, upper mold 1 has hole for injecting glue 11 by thawing
Plastics are injected into cavity 3, and after completing injection molding, the cooling medium of flowing, this reality are injected in the heat dissipation channel of upper die and lower die
It is cooling water to apply cooling medium in example.When cooling to room temperature, demoulded.Knockout course, first will be with the first demoulding slot
421 matched extractors are inserted into the first demoulding slot 421, and the extractor coordinated with demoulding hole 521 is inserted into demoulding hole
In 521, block 4 is taken out to handle side and is exerted a force simultaneously to the direction far from lower die 2 with lid foot axis hole forming blocks 5, handle side is taken out
Block 4 and lid foot axis hole forming blocks 5 are detached with lower die 2 together together with product, complete the demoulding of product.Then extractor is inserted into
Second demoulding slot 422, exerts a force to the direction far from product, handle side pumping block 4 is detached with product, and extractor is inserted into
It demoulds hole 521 and exerts a force to the direction far from lid foot axis hole, lid foot axis hole forming blocks 5 are detached with product.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although more using upper mold 1 herein, gum-injecting port 11, sealing convex block 12, knock-pin road 13, fixed link road 14, under
Mould 2, positioning groove 21, forming cavity 3, main body forming cavity 31, the first raised step portion 311, the second bending stage portion 312, bottom plate
313, the first bending part 314, annular ring 315, the second bending part 316, lid foot forming cavity 32, handle forming cavity 33, handle side pumping
Block 4, handle moulded head 41, the first demoulding slot 421, the second demoulding slot 422, demoulding pumping block 42, lid foot axis hole forming blocks 5,
Axis hole moulded head 51 demoulds auxiliary block 52, demoulds hole 521, interconnection 61, vertical passage 62, upper mounted plate 7, lower fixed frame
8, bottom plate 81, supporting beam 82, the equal terms of support column 83, but it does not preclude the possibility of using other terms.Use these
Term is used for the purpose of more easily describing and explaining the essence of the utility model;It is construed as the additional limit of any type
System is all contrary to the spirit of the present invention.