CN209111406U - The trapezoidal dustbin staving injection mould of enhancing in even heavy formula - Google Patents

The trapezoidal dustbin staving injection mould of enhancing in even heavy formula Download PDF

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Publication number
CN209111406U
CN209111406U CN201821669551.7U CN201821669551U CN209111406U CN 209111406 U CN209111406 U CN 209111406U CN 201821669551 U CN201821669551 U CN 201821669551U CN 209111406 U CN209111406 U CN 209111406U
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CN
China
Prior art keywords
injection molding
trapezoidal
injection
enhancing
forming cavity
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Expired - Fee Related
Application number
CN201821669551.7U
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Chinese (zh)
Inventor
叶呈富
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Zhejiang Medium And Wild Plastic Industry Ltd By Share Ltd
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Zhejiang Medium And Wild Plastic Industry Ltd By Share Ltd
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Priority to CN201821669551.7U priority Critical patent/CN209111406U/en
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Publication of CN209111406U publication Critical patent/CN209111406U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model belongs to the trapezoidal dustbin staving injection mould of enhancing in injection mold technology, more particularly to a kind of even heavy formula.The utility model, including bottom plate, moving template, solid plate and injection molding plates, it further include the middle template being arranged between moving template and solid plate, the solid plate, moving template, middle template and building core are enclosed forming cavity, there is injection hole on the injection molding plates, injection hole is connected by injection molding channel with forming cavity, the cross section of the building core is trapezoidal, the difference of trapezoidal two bevel edges and the angle on bottom edge is less than 10 degree, injecting products are fitted in building core surface after being cooled and shaped, described injecting products one end is open end, the other end is bottom end, and the cross-sectional area of open end is greater than the cross-sectional area of bottom end.The utility model provides a kind of for producing the injection mold of large-scale trapezoidal dustbin, and compared to existing dustbin injection mould, the trapezoidal dustbin opening of institute's injection molding is larger, and staving height is lower, user-friendly.

Description

The trapezoidal dustbin staving injection mould of enhancing in even heavy formula
Technical field
The utility model belongs to the trapezoidal dustbin staving of enhancing in injection mold technology, more particularly to a kind of even heavy formula Injection mould.
Background technique
Plastic garbage bin has a wide range of applications in daily life, especially in public, is often provided with several A bulky refuse bucket abandons the needs of rubbish, the bulky refuse bucket of existing injection mold institute injection molding to meet people It is in mostly straight barrel type, compared to trapezoidal dustbin, bucket height of generally having is higher, and the lesser problem of bung hole uses inconvenience, therefore It needs to provide a kind of for producing the injection mold of trapezoidal dustbin.
For example, Chinese utility model patent disclose a kind of efficient plastic garbage bin injection mold [application number: 201520264814.6], which includes upper mounted plate and bottom plate, fixed plate and bottom plate Between be connected with core fixing plate, solid plate, moving template and support block in turn from top to bottom;Thimble is connected under the moving template Plate;It is equipped with type chamber in the solid plate, is equipped with type core in the moving template;The two sides of the moving template are respectively arranged with side pump Structure, which is characterized in that the side-drawing mechanism includes oil cylinder, piston rod, sliding block and insert, and the oil cylinder passes through piston rod and cunning Simultaneously energy band movable slider is mobile for block connection, and the sliding block is equipped with mounting groove, and the insert is removably mounted in the mounting groove, Pass through the connection or closing of the injection channel that insert control is cooperatively formed by type core and type chamber.
The advantages of utility model is with bringing convenience to production, while also reducing production cost, but it is not solved yet The certainly above problem.
Utility model content
The purpose of this utility model is in view of the above-mentioned problems, providing a kind of trapezoidal dustbin staving injection molding of the interior enhancing of even heavy formula Mould.
In order to achieve the above objectives, the utility model uses following technical proposal:
A kind of interior trapezoidal dustbin staving injection mould of enhancing of even heavy formula, successively includes bottom plate, moving template, solid plate and injection molding Plate further includes the middle template being arranged between moving template and solid plate, and building core is located in middle template, and with middle template activity Connection, the solid plate, moving template, middle template and building core are enclosed forming cavity, have injection hole on the injection molding plates, Injection hole is connected by injection molding channel with forming cavity, and the cross section of the building core is trapezoidal, trapezoidal two bevel edges and bottom The difference of the angle on side is less than 10 degree, and injecting products are fitted in building core surface after being cooled and shaped, and described injecting products one end is Open end, the other end is bottom end, and the cross-sectional area of open end is greater than the cross-sectional area of bottom end.
Enhance in trapezoidal dustbin staving injection mould in above-mentioned even heavy formula, the folder of the building core side and bottom surface Angle is greater than 60 degree.
Enhance in trapezoidal dustbin staving injection mould in above-mentioned even heavy formula, the building core is close to bottom end one end Surface has the pressure dissipation raised line forming cavity to building core inner recess.
Enhance in trapezoidal dustbin staving injection mould in above-mentioned even heavy formula, the pressure dissipation raised line forming cavity has Several, and be not connected to mutually, the axial line of each dispersion raised line forming cavity is mutually parallel.
Enhance in trapezoidal dustbin staving injection mould in above-mentioned even heavy formula, the building core side has several To the interior enhancing muscle forming cavity of building core inner recess, the axial line of each interior enhancing muscle forming cavity is mutually parallel.
Enhance in trapezoidal dustbin staving injection mould in above-mentioned even heavy formula, it is described it is interior enhancing muscle forming cavity width by One end close to open end becomes larger to the other end, and interior enhancing muscle forming cavity is arc-shaped close to one end of open end.
Enhance in trapezoidal dustbin staving injection mould in above-mentioned even heavy formula, further includes the injection molding point in solid plate Flowing plate, injection molding flow distribution plate are connected with injection molding channel, and several injection molding branch flow passage settings are molded tributary on injection molding flow distribution plate The one end in road is connected to injection molding flow distribution plate, and the other end is connected with forming cavity.
Enhance in trapezoidal dustbin staving injection mould in above-mentioned even heavy formula, the injection molding flow distribution plate includes being interconnected Main line and injection molding support arm, main line is connected with injection molding channel, and injection molding support arm is connected to being molded branch flow passage and correspond.
Enhance in trapezoidal dustbin staving injection mould in above-mentioned even heavy formula, the injection molding support arm includes that axial line is mutual The galianconism of coincidence and long-armed, the long arm lengths are 2-4 times of galianconism length, further include the side for being symmetricly set on long-armed two sides The angle of arm, the axial line of the side arm and long-armed axial line is 55-75 degree.
Enhance in trapezoidal dustbin staving injection mould in above-mentioned even heavy formula, the dynamic model plate surface is also protruding with positioning Boss, the cross section of the positioning convex platform be in it is rectangular with fillet, when molding, positioning convex platform is in building core.
Compared with prior art, utility model has the advantages that
1, this it is practical newly provide it is a kind of for producing the injection mold of large-scale trapezoidal dustbin, compared to existing rubbish The trapezoidal dustbin opening of bucket injection mould, institute's injection molding is larger, and staving height is lower, user-friendly.
2, the difference of the tilt angle of the trapezoidal dustbin two sides of the utility model production is pressed from both sides within 10 degree, and with bottom surface Angle is greater than 60 degree, therefore after being packed into rubbish, whole center of gravity will not topple over still in the surface of trapezoidal dustbin bottom surface Problem.
3, interior enhancing muscle is equipped with inside the trapezoidal dustbin of the utility model production, bottom surface is equipped with pressure dissipation raised line, therefore With stronger intensity, bottom is also not easy to damage because pressure is excessive.
Detailed description of the invention
Fig. 1 is the explosive view of the utility model;
Fig. 2 is the perspective view of the utility model;
Fig. 3 is the structural schematic diagram of the utility model part-structure;
In figure: bottom plate 1, moving template 2, solid plate 3, injection molding plates 4, middle template 5, building core 6, forming cavity 7, injection molding channel 8, flow distribution plate 9, injection molding branch flow passage 10, positioning convex platform 21, injection hole 41, pressure dissipation raised line forming cavity 61, interior enhancing muscle are molded Forming cavity 62, main line 91, injection molding support arm 92, galianconism 93, long-armed 94, side arm 95, injecting products 100, open end 101, bottom end 102。
Specific embodiment
The utility model is described in more detail with reference to the accompanying drawings and detailed description.
In conjunction with shown in Fig. 1-3, a kind of interior trapezoidal dustbin staving injection mould of enhancing of even heavy formula, successively includes bottom plate 1, dynamic model Plate 2, solid plate 3 and injection molding plates 4, further include the middle template 5 being arranged between moving template 2 and solid plate 3, and building core 6 is located at It in middle template 5, and is flexibly connected with middle template 5, the solid plate 3, moving template 2, middle template 5 and building core 6 are enclosed Forming cavity 7 has injection hole 41 on the injection molding plates 4, and injection hole 41 is connected by injection molding channel 8 with forming cavity 7, it is described at The cross section of type type core 6 is trapezoidal, and the difference of the angle on trapezoidal two bevel edges and bottom edge is less than 10 degree, 6 side of building core It is greater than 60 degree with the angle of bottom surface, injecting products 100 are fitted in 6 surface of building core, the injecting products 100 after being cooled and shaped One end is open end 101, and the other end is bottom end 102, and the cross-sectional area of open end 101 is greater than the cross-sectional area of bottom end 102.
The utility model encloses in use, moving template 2, solid plate 3 and middle template 5 are bonded to each other with building core 6 jointly Conjunction forms forming cavity 7, and the melt plastic cement in injection molding machine is molded by injection hole 41 via in 8 injection molding chamber 7 of injection molding channel Product 100 is cooled and shaped on 6 surface of building core, and the cross section of building core 6 is trapezoidal, therefore the cross at 100 both ends of injecting products Sectional area is not also identical, and the cross-sectional area that the cross-sectional area of open end 101 is set greater than bottom end 102 can be facilitated rubbish It delivers, for the difference of the angle on trapezoidal two bevel edges and bottom edge less than 10 degree, the angle of 6 side of building core and bottom surface is greater than 60 The angle of degree, two inclined sides and bottom end 102 that can make injecting products 100 in this way is in OK range, after being packed into rubbish, Whole center of gravity still in bottom end 102 surface, thus the problem of will not toppling over.
As shown in figure 3, the building core 6 has close to the surface of 102 one end of bottom end to 6 inner recess of building core Pressure dissipation raised line forming cavity 61 protrudes pressure dissipation raised line in bottom end 102 in this way, and bottom end 102 can be dispersed and using or transporting Suffered pressure during defeated, to guarantee that bottom end 102 is not damaged.
Preferably, the pressure dissipation raised line forming cavity 61 has several, and is not connected to mutually, each dispersion raised line forming The axial line of chamber 61 is mutually parallel, can improve the dispersion effect of power in this way, is further ensured that bottom end 102 is not damaged.
As shown in figure 3,6 side of building core have several to 6 inner recess of building core interior enhancing muscle at The axial line of shape chamber 62, each interior enhancing muscle forming cavity 62 is mutually parallel, can improve the whole strong of injecting products 100 in this way Degree, extends the service life of product.
Preferably, the width of the interior enhancing muscle forming cavity 62 is gradually become from one end close to open end 101 to the other end Greatly, and interior enhancing muscle forming cavity 62 is arc-shaped close to one end of open end 101, can guarantee abandon into the intracorporal rubbish of bucket in this way It can smoothly slide to bottom end 102.
It further include the injection molding flow distribution plate 9 in solid plate 3 in conjunction with shown in Fig. 1 and Fig. 3, injection molding flow distribution plate 9 and injection molding are flowed Road 8 is connected, and several injection molding branch flow passage 10 settings are molded one end and the injection molding point of branch flow passage 10 on injection molding flow distribution plate 9 Flowing plate 9 is connected to, and the other end is connected with forming cavity 7.
When injection molding, melt plastic cement is molded in flow distribution plate 9 by the injection of injection molding channel 8, then is split in injection molding flow distribution plate 9 Afterwards, by being cooled and shaped in several 10 injection molding chambers 7 of injection molding branch flow passage, it can guarantee the uniformity of injection molding in this way, to protect Demonstrate,prove the uniformity of 100 wall thickness of injecting products.
Specifically, the injection molding flow distribution plate 9 includes interconnected main line 91 and injection molding support arm 92, main line 91 with Injection molding channel 8 is connected, and injection molding support arm 92 is connected to the injection molding one-to-one correspondence of branch flow passage 10, and the injection molding support arm 92 includes axial line The galianconism 93 to overlap and long-armed 94, long-armed 94 length are 2-4 times of 93 length of galianconism, further include being symmetricly set on length The side arm 95 of 94 two sides of arm, the axial line of the side arm 95 and the angle of long-armed 94 axial line are 55-75 degree.
As shown in Figure 1,2 surface of moving template is also protruding with positioning convex platform 21, the cross section of the positioning convex platform 21 is in With the rectangular of fillet, when molding, for positioning convex platform 21 in building core 6,6 bottom surface of building core is corresponding with positioning convex platform 21 There is a locating slot (being not drawn into figure) to 6 inner recess of building core, locating slot is big with positioning convex platform 21 at position Small and shape is adapted, and when molding, positioning convex platform 21 is located in locating slot, to realize that building core 6 is fast and accurately fixed Position.
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 be used more herein bottom plate 1, moving template 2, solid plate 3, injection molding plates 4, middle template 5, building core 6, Forming cavity 7, injection molding channel 8, injection molding flow distribution plate 9, injection molding branch flow passage 10, positioning convex platform 21, injection hole 41, pressure dissipation raised line at Shape chamber 61, interior enhancing muscle forming cavity 62, main line 91, injection molding support arm 92, galianconism 93, long-armed 94, side arm 95, injecting products 100, The terms such as open end 101, bottom end 102, but it does not exclude the possibility of using other terms.The use of these items is only for It is more convenient to describe and explain the essence of the utility model;It is practical with this for being construed as any additional limitation all What novel spirit was disagreed.

Claims (10)

1. the trapezoidal dustbin staving injection mould of enhancing in a kind of even heavy formula, successively includes bottom plate (1), moving template (2), solid plate (3) and injection molding plates (4), it is characterised in that: it further include the middle template (5) being arranged between moving template (2) and solid plate (3), at Type type core (6) is located in middle template (5), and is flexibly connected with middle template (5), the solid plate (3), moving template (2), middle template (5) it is enclosed forming cavity (7) with building core (6), there are injection hole (41) on the injection molding plates (4), injection hole (41) is logical It crosses injection molding channel (8) to be connected with forming cavity (7), the cross section of the building core (6) is trapezoidal, trapezoidal two bevel edges and bottom For the difference of the angle on side less than 10 degree, injecting products (100) are fitted in building core (6) surface after being cooled and shaped, and the injection molding produces Product (100) one end is open end (101), and the other end is bottom end (102), and the cross-sectional area of open end (101) is greater than bottom end (102) cross-sectional area.
2. the trapezoidal dustbin staving injection mould of enhancing in even heavy formula as described in claim 1, it is characterised in that: the molding type The angle of core (6) side and bottom surface is greater than 60 degree.
3. the trapezoidal dustbin staving injection mould of enhancing in even heavy formula as described in claim 1, it is characterised in that: the molding type Core (6) has the pressure dissipation raised line forming cavity to building core (6) inner recess close to the surface of bottom end (102) one end (61)。
4. the trapezoidal dustbin staving injection mould of enhancing in even heavy formula as claimed in claim 3, it is characterised in that: the pressure point Dissipating raised line forming cavity (61) has several, and is not connected to mutually, and the axial line of each dispersion raised line forming cavity (61) is mutually put down Row.
5. the trapezoidal dustbin staving injection mould of enhancing in even heavy formula as described in claim 1, it is characterised in that: the molding type Core (6) side has several interior enhancing muscle forming cavities (62) to building core (6) inner recess, each interior enhancing muscle forming The axial line of chamber (62) is mutually parallel.
6. the trapezoidal dustbin staving injection mould of enhancing in even heavy formula as claimed in claim 5, it is characterised in that: the interior enhancing The width of muscle forming cavity (62) is become larger from one end close to open end (101) to the other end, and interior enhancing muscle forming cavity (62) one end close to open end (101) is arc-shaped.
7. the trapezoidal dustbin staving injection mould of enhancing in even heavy formula as described in claim 1, it is characterised in that: further include being located at Injection molding flow distribution plate (9) in solid plate (3), injection molding flow distribution plate (9) are connected with injection molding channel (8), several injection molding branch flow passages (10) setting injection molding flow distribution plate (9) on, and be molded branch flow passage (10) one end with injection molding flow distribution plate (9) be connected to, the other end and Forming cavity (7) is connected.
8. the trapezoidal dustbin staving injection mould of enhancing in even heavy formula as claimed in claim 7, it is characterised in that: the injection molding point Flowing plate (9) includes interconnected main line (91) and injection molding support arm (92), and main line (91) is connected with injection molding channel (8), Injection molding support arm (92) is corresponded with injection molding branch flow passage (10) and is connected to.
9. the trapezoidal dustbin staving injection mould of enhancing in even heavy formula as claimed in claim 8, it is characterised in that: the injection molding branch Arm (92) includes the galianconism (93) that axial line overlaps and long-armed (94), and long-armed (94) length is galianconism (93) length 2-4 times, further include the side arm (95) for being symmetricly set on long-armed (94) two sides, axial line and long-armed (94) of the side arm (95) The angle of axial line is 55-75 degree.
10. the trapezoidal dustbin staving injection mould of enhancing in even heavy formula as described in claim 1, it is characterised in that: the dynamic model Plate (2) surface is also protruding with positioning convex platform (21), and the cross section of the positioning convex platform (21) is in rectangular with fillet, molding When, positioning convex platform (21) is in building core (6).
CN201821669551.7U 2018-10-15 2018-10-15 The trapezoidal dustbin staving injection mould of enhancing in even heavy formula Expired - Fee Related CN209111406U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821669551.7U CN209111406U (en) 2018-10-15 2018-10-15 The trapezoidal dustbin staving injection mould of enhancing in even heavy formula

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821669551.7U CN209111406U (en) 2018-10-15 2018-10-15 The trapezoidal dustbin staving injection mould of enhancing in even heavy formula

Publications (1)

Publication Number Publication Date
CN209111406U true CN209111406U (en) 2019-07-16

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CN201821669551.7U Expired - Fee Related CN209111406U (en) 2018-10-15 2018-10-15 The trapezoidal dustbin staving injection mould of enhancing in even heavy formula

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CN (1) CN209111406U (en)

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Granted publication date: 20190716