CN202344764U - Die structure - Google Patents
Die structure Download PDFInfo
- Publication number
- CN202344764U CN202344764U CN2011204135654U CN201120413565U CN202344764U CN 202344764 U CN202344764 U CN 202344764U CN 2011204135654 U CN2011204135654 U CN 2011204135654U CN 201120413565 U CN201120413565 U CN 201120413565U CN 202344764 U CN202344764 U CN 202344764U
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- slide block
- slide
- profiled section
- slide assemblies
- mould structure
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Abstract
The utility model discloses a die structure, which is used for molding a product with an inverse buckle by injecting. The die structure comprises a male die, a female die and at least one sliding assembly, wherein the male die and the female die can slide relatively along a first direction, and are matched with each other to form an accommodating cavity; the sliding assembly can enter the accommodating cavity in a sliding way along a second direction, and is matched with the accommodating cavity to form a die cavity; an inclined guide post is formed on any of the male die and the female die; the sliding assembly is provided with a guide groove which is matched with the inclined guide post; when the male die and the female die are sunk relatively along the first direction, the inclined guide post and the guide groove move relatively; and through the guiding of the inclined guide post, the sliding assembly slides out of the accommodating cavity along the second direction. In the die structure, the sliding assembly is arranged and is matched with the guide groove on the sliding assembly through the inclined guide post on the male die or the female die, so that the sliding assembly slides out of the accommodating cavity during die matching of the male die and the female die, and a molded product is convenience to take out.
Description
Technical field
The utility model relates to a kind of mould structure, relates in particular to a kind of mould structure that injection mo(u)lding has the back-off product that is used for.
Background technology
In the injection molding process, the moulding article in the mold cavity of being formed on,, eject through ejector pin mechanism on the side of moulding article attached to male model or master mold with after master mold separates at male model then.For the moulding article of common no back-off, like the rectangular block shape body, thimble can eject the moulding article towards a direction pushing tow.The right slide block that needs for having back-off cooperates the moulding article that form die cavity, then before the moulding article are ejecting, needs to remove slide block earlier, could the moulding article be ejected.Like Fig. 1 and moulding article 10 shown in Figure 2; Comprise sleeve shaped main body 12, be formed on protrusion wall 14 and some buckles 16 on the main body 12; Said protrusion wall 14 is formed on main body 12 middle parts and protrudes from the outer peripheral face of main body 12, and said some buckles 16 are formed on the outer peripheral face of main body.For the moulding article 10 of this kind structure, this main body 12 itself can be considered the moulding article with back-off, when forming body 12, need be provided with the slide block of corresponding main body 12 inner spaces, and before main body 12 ejected, these slide blocks need be removed.Especially, also be provided with protrusion wall 14 on the main body 12, cause the slide block that constitutes main body 12 inner spaces only not realize through a slide block is set, need a plurality of and irregular slide block combination, the difficulty that so causes slide block to shift out strengthens.Existing manufacturing approach does more, and these moulding article are divided into two profiled parts for the moulding article of making this structure, and like the parts of moulding two and half arcs, assembling obtains the moulding article of this kind structure behind two profiled parts of moulding.Perhaps design the hand-stripping structure, the creative activity mold insert is realized the demoulding through manual mode, and this kind mode has a strong impact on production efficiency, and has increased injection time and cost, is unfavorable for that scale ground produces.
Summary of the invention
In view of the above, the mould structure that is necessary to provide a kind of moulding article of realizing having back-off after die sinking, can take out smoothly.
A kind of mould structure is used for the product that injection mo(u)lding has back-off, comprises male model, master mold and at least one slide assemblies; Said male model cooperates formation one containing cavity with master mold in relative slip of first direction and male model with master mold; Said slide assemblies stretches into slidably in this containing cavity along second direction and cooperates formation one die cavity with containing cavity, is formed with Angle Pin on any side of said male model and master mold, offers the guide groove of joining with Angle Pin on the said slide assemblies; Male model and master mold are at first direction mutually during split cavity; Said Angle Pin and guide groove relatively move, and through the guiding of said Angle Pin, said slide assemblies is along the second direction slip and shift out containing cavity.
Further; Said male model comprises base plate, ejector retainner plate group, back-up block, the first edge template, public cavityplate; Said base plate carries said ejector retainner plate group and said back-up block; One end of back-up block passes the ejector retainner plate group and base plate supports, and the other end supports the said first edge template, on the said first edge template said public cavityplate is installed.
Further; Said public cavityplate comprises first forming surface; First forming surface comprises first profiled section, second profiled section; And being formed on the 3rd profiled section between first profiled section and second profiled section, the apparent height of the 3rd profiled section is low than first profiled section and the second profiled section surface height.
Further, said public cavityplate comprises push rod, and push rod connects said base plate, ejector retainner plate group, back-up block, first edge template and the public cavityplate, and an end of push rod extends to said the 3rd profiled section, and its end face constitutes the part on the 3rd profiled section surface.
Further; Said master mold comprises top board, second edge template and the mother module core plate; The second edge template is fixed on the said top board, and said mother module core plate is installed in the second edge template, and this second edge template offers the installing hole that first direction perforation and relative tilts; Be used to install said Angle Pin, said mother module core plate comprises second forming surface towards first forming surface of male model benevolence.
Further, said slide assemblies comprises first slide assemblies and second slide assemblies, and this first slide assemblies and second slide assemblies relatively are arranged on said containing cavity slidably, form said die cavity.
Further, said first slide assemblies comprises first slide block, and first slide block, one side is the inclined plane with the second edge template, one medial surface and contacts, and this inclined plane is parallel with Angle Pin, offers said guide groove on first slide block, is used for cooperating with Angle Pin.
Further; Said first slide assemblies comprises second slide block, the 3rd slide block and Four-slider; First slide block is fixedly connected with second slide block, one end and fixes with the 3rd slide block one end; The end of second slide block offers first inclined plane, and Four-slider offers second inclined plane that cooperates accordingly with first inclined plane, is provided with bindiny mechanism between this Four-slider and second slide block; Said the 3rd slide block, Four-slider cooperate corresponding surface on first profiled section and the 3rd profiled section and second forming surface on first forming surface, and constitute the part of said die cavity.
Further; Said second slide assemblies comprises second sliding seat and the 5th slide block; Second sliding seat drives the 5th slide block and slides, and the 5th slide block cooperates second profiled section and the corresponding surface of second forming surface of said first forming surface to form another part of die cavity.
Further, said mould structure comprises a plurality of driving mechanisms, comprises the driving mechanism that drives first slide assemblies and the slip of second slide assemblies in these a plurality of driving mechanisms.
Compared to prior art; The utility model mould structure cooperates male model, master mold to form corresponding die cavity through slide assemblies is set; And cooperate with guide groove on the slide assemblies through the Angle Pin on male model or the master mold, make male model and master mold in the first direction die sinking, slide assemblies skids off containing cavity in second direction; So, slide block can be able to shift out smoothly.Moulding article after the die sinking can't eject because slide assemblies hinders ejecting Shi Buhui; This mould structure can realize that the moulding article with back-off can eject smoothly after die sinking, can realize automated production, has improved production efficiency; Reduced cost, helped accomplishing scale production.
Description of drawings
Fig. 1 is the structural upright sketch map of existing moulding article.
Fig. 2 is the schematic cross-section of moulding article shown in Figure 1.
Fig. 3 is the structure cutaway view of the utility model preferred embodiment mould structure.
The specific embodiment
By the technology contents, the structural feature that specify the utility model, realized purpose and effect, know clearly below in conjunction with embodiment and conjunction with figs. and give explanation.
See also Fig. 3, the utility model preferred embodiment discloses a kind of mould structure 100, is used for the product that injection mo(u)lding has back-off.This mould structure 100 comprises male model 20, master mold 30, first slide assemblies 40, second slide assemblies 50.Said male model 20 can slide at first direction F1 with master mold 30 relatively; And male model cooperates formation one containing cavity 203 with master mold; Said first slide assemblies 40 stretches in this containing cavity 203 along second direction F2 slidably, and said second slide assemblies 50 stretches in this containing cavity 203 along third direction F3 slidably, and this second slide assemblies 50, first slide assemblies 40 cooperate formation one die cavity 205 with containing cavity 203; Be formed with Angle Pin 301 on the said master mold 30; Offer the guide groove 401 of joining with Angle Pin 301 on said first slide assemblies 40, mutually during split cavity, said Angle Pin 301 relatively moves with guide groove 401 at first direction F1 for male model 20 and master mold 30; And through the guiding of said Angle Pin 301, said first slide assemblies 40 slides along the second direction F2 that shifts out containing cavity 203.
Second slide assemblies 50 comprises that second sliding seat 51 and the 5th slide block 52, the second sliding seats 51 and the 5th slide block 52 are affixed, can drive the 5th slide block 52 and slide.The 5th slide block 52 is used to cooperate second profiled section 2512 and second forming surface, the 331 corresponding surfaces of said first forming surface 251 to form the part of die cavity 205.One side of second sliding seat 51 is the inclined plane with the second edge template, 32 another medial surfaces and contacts.When male model 20 and master mold 30 matched moulds; This second slide assemblies 50 and first slide assemblies 40 relatively are arranged in the said containing cavity 203; Said the 5th slide block 52 cooperates corresponding surface on second profiled section 2512 and second forming surface 331 on first forming surface 251, and constitutes another part of said die cavity 205.And, the end butt that the end of the 5th slide block 52 and second slide block 43, the 3rd slide block 44 and Four-slider 45 are formed.
This mould structure 100 can further comprise a plurality of driving mechanisms; Comprise first driving mechanism (figure does not show) that is connected male model 20 or master mold 30 any sides; But drive male model 20 and master mold 30 split cavity or matched moulds mutually, in the present embodiment, can be considered the side that first driving mechanism is connected male model 20; Be connected second driving mechanism (figure does not show) of said push rod 26 1 ends; Driving push rod 26 can public relatively cavityplate 25 slide or limits the position of push rod 26; The 3rd driving mechanism 60 that connects first sliding seat 41 of first slide assemblies 40 drives first slide assemblies 40 male model 20 or master mold 30 slips relatively; The 4 wheel driven actuation mechanism 70 that connects second sliding seat 51 of second slide assemblies 50 drives second slide assemblies 50 male model 20 or master mold 30 slips relatively; And drive the 5th driving mechanism (figure does not show) that ejector retainner plate group 22 moves, drive ejector retainner plate group 22 and drive thimbles and move and eject the moulding article.That driving mechanism can be is electronic, air pressure or fluid pressure drive device.In this preferred embodiment, the 3rd driving mechanism 60 and 4 wheel driven actuation mechanism 70 adopt hydraulic cylinder.
During injection mo(u)lding, male model 20 and master mold 30 matched moulds, first slide assemblies 40 and second slide assemblies 50 relatively are arranged between the containing cavity 203 that surrounds behind male model 20 and master mold 30 matched moulds, and form said die cavity 205.Said Angle Pin 301 is inserted in said guide groove 401.The end face of one end of said push rod 26 constitutes the part of die cavity 205 chamber wall surfaces.Molten plastic is injected into die cavity 205 through said gum-injecting port 311, fills up and cools off, and then in die cavity 205, forms required moulding article.
During die sinking, drive male model 20 through the first driving mechanism effect, male model 20 courts move with the opposite direction of first direction F1, and master mold left in 30 minutes relatively.Separately simultaneously, because said Angle Pin 301 tilts to cooperate with guide groove 401, Angle Pin 301 will force first slide block 42 to slide along second direction F2.This first slide block 42 will drive said first sliding seat 41, second slide block 43 moves with the 3rd slide block 44.Thereby separate with second inclined plane 451 of this Four-slider 45 on first inclined plane 431 of said the 3rd slide block 44, and promptly the 3rd slide block 44 and Four-slider 45 are formed with the gap, make Four-slider 45 have the space that moves up.Deviate from from guide groove 401 fully until said Angle Pin 301; At this moment; First slide assemblies 40 is not deviate from said die cavity 205 fully; And the 5th slide block 52 of second slide assemblies 50 still is arranged in die cavity 205, and the second edge template 32 of master mold 30 has been positioned at the top of said first slide assemblies 40 and second slide assemblies 50, can not form the further slip of first slide assemblies 40 and second slide assemblies 50 and interfere.
Then open said second driving mechanism, drive the public relatively cavityplate 25 of push rod 26 and slide, push rod 26 is the said Four-slider 45 of pushing tow upwards, makes the Four-slider 45 preset distance of upwards sliding.
Start said the 3rd driving mechanism 60 and 4 wheel driven actuation mechanism 70 then, drive said first sliding seat 41 and 51 slips of second sliding seat respectively.First sliding seat 41 further slides along second direction F2; And drive first slide block 42, second slide block 43 slides with the 3rd slide block 44; The 3rd slide block 44 and Four-slider 45 are connected with bindiny mechanism; The 3rd slide block 44 will drive Four-slider 45 and slide along second direction F2, until deviating from from die cavity 205 fully.Second sliding seat 51 slides along third direction F3, and drives the 5th slide block 52 and deviate from from die cavity 205.
So, first slide assemblies 40 and second slide assemblies 50 skid off in said die cavity 205 fully, and the moulding article still are fixed on the public cavityplate 25 of male model 20.At this moment, can eject this moulding article through the thimble on the male model 20.Open the 5th driving mechanism, ejector retainner plate group 22 moves up, and the drive thimble moves up and ejects the moulding article.Only illustrate the thimble 221 that is formed on push rod 26 both sides among Fig. 3, be appreciated that ejector retainner plate group 22 can be provided with other a plurality of thimbles, so that eject the moulding article.
According to the above-mentioned specific embodiment; Obviously; Those skilled in the art also can be provided with the matching mechanism of Angle Pin and guide groove on said second slide assemblies 50, and further win slide assemblies 40 and second slide assemblies 50 after Angle Pin skids off guide groove through angle and the length that Angle Pin cooperates with guide groove being set, making; From said containing cavity 203, withdraw from respectively, so said the 3rd driving mechanism 60 and 4 wheel driven actuation mechanism 70 can be omitted.
To sum up, mould structure 100 is through being provided with slide assemblies 40,50, and cooperating through the guide groove 401 on the Angle Pin 301 on the master mold 30 and the slide assemblies; Make male model 20 and master mold 30 in first direction F1 die sinking, slide assemblies 40 skids off containing cavity 203 at second direction F2, so; Moulding article after the die sinking can't eject because slide assemblies 40,50 hinders ejecting Shi Buhui; This mould structure 100 can realize that the moulding article with back-off can eject smoothly after die sinking, can realize automated production, has improved production efficiency; Reduced cost, helped accomplishing scale production.
In the utility model preferred embodiment, said first direction F1 is a direction vertically upward, and said second direction F2 is vertical with first direction F1; Said third direction F3 is opposite with second direction F2; Be appreciated that said second direction F2 and third direction F3 direction can be other directions that are formed with angle with first direction F1, as; Acute angle, the obtuse angle.
Be appreciated that if on the moulding article when not being formed with back-off, then need not to design said push rod 26, and Four-slider 52 can set firmly in aggregates with first slide block 42, second slide block 43, the 3rd slide block 44.
Be appreciated that when the moulding article do not have back-off mould structure 100 also can only be provided with a slide assemblies, only need guarantee that this slide assemblies satisfies moulding article structural design demand, before ejecting the moulding article, this slide assemblies withdraws from from containing cavity from a direction.
Be appreciated that when the moulding article do not have back-off that according to design demand, slide assemblies also is not limited to two.Those skilled in the art can design a plurality of according to the technical scheme design concept that the utility model discloses.
Be appreciated that said push rod 26 can come the said Four-slider 45 of pushing tow through a slide block is set in abutting connection with the end of die cavity 205.
The above is merely the preferred embodiment of the utility model; Be not thus the restriction the utility model claim; Every equivalent structure transformation that utilizes the utility model specification and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the utility model.
Claims (10)
1. mould structure; Be used for the product that injection mo(u)lding has back-off; It is characterized in that: mould structure comprises male model, master mold and at least one slide assemblies, and said male model and master mold cooperate with master mold at the relative slip of first direction and male model and form a containing cavity, and said slide assemblies gets into slidably on second direction in this containing cavity and to cooperate formation one die cavity with containing cavity; Be formed with Angle Pin on any side of said male model and master mold; Offer the guide groove of joining with Angle Pin on the said slide assemblies, mutually during split cavity, said Angle Pin and guide groove relatively move at first direction for male model and master mold; Through the guiding of said Angle Pin, said slide assemblies slides along second direction and shifts out containing cavity.
2. mould structure according to claim 1; It is characterized in that: said male model comprises base plate, ejector retainner plate group, back-up block, the first edge template, public cavityplate; Said base plate carries said ejector retainner plate group and said back-up block; One end of back-up block passes the ejector retainner plate group and base plate supports, and the other end supports the said first edge template, on the said first edge template said public cavityplate is installed.
3. mould structure according to claim 2; It is characterized in that: said public cavityplate comprises first forming surface; First forming surface comprises first profiled section, second profiled section; And being formed on the 3rd profiled section between first profiled section and second profiled section, the apparent height of the 3rd profiled section is low than first profiled section and the second profiled section surface height.
4. mould structure according to claim 3; It is characterized in that: said public cavityplate comprises push rod; Push rod connects said base plate, ejector retainner plate group, back-up block, first edge template and the public cavityplate; One end of push rod extends to said the 3rd profiled section, and its end face constitutes the part on the 3rd profiled section surface.
5. mould structure according to claim 2; It is characterized in that: said master mold comprises top board, second edge template and the mother module core plate; The second edge template is fixed on the said top board, and said mother module core plate is installed in the second edge template, and this second edge template offers the installing hole that first direction perforation and relative tilts; Be used to install said Angle Pin, said mother module core plate comprises second forming surface towards first forming surface of male model benevolence.
6. mould structure according to claim 5 is characterized in that: said slide assemblies comprises first slide assemblies and second slide assemblies, and this first slide assemblies and second slide assemblies relatively are arranged on said containing cavity slidably, form said die cavity.
7. mould structure according to claim 6; It is characterized in that: said first slide assemblies comprises first slide block; First slide block, one side is the inclined plane with the second edge template, one medial surface and contacts; This inclined plane is parallel with Angle Pin, offers said guide groove on first slide block, is used for cooperating with Angle Pin.
8. mould structure according to claim 7; It is characterized in that: said first slide assemblies comprises second slide block, the 3rd slide block and Four-slider; First slide block is fixedly connected with second slide block, one end and fixes with the 3rd slide block one end; The end of second slide block offers first inclined plane, and Four-slider offers second inclined plane that cooperates accordingly with first inclined plane, is provided with bindiny mechanism between this Four-slider and second slide block; Said the 3rd slide block, Four-slider cooperate corresponding surface on first profiled section and the 3rd profiled section and second forming surface on first forming surface, and constitute the part of said die cavity.
9. mould structure according to claim 7; It is characterized in that: said second slide assemblies comprises second sliding seat and the 5th slide block; Second sliding seat drives the 5th slide block and slides, and the 5th slide block cooperates second profiled section and the corresponding surface of second forming surface of said first forming surface to form another part of die cavity.
10. mould structure according to claim 6 is characterized in that: said mould structure comprises a plurality of driving mechanisms, comprises the driving mechanism that drives first slide assemblies and the slip of second slide assemblies in these a plurality of driving mechanisms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204135654U CN202344764U (en) | 2011-10-27 | 2011-10-27 | Die structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204135654U CN202344764U (en) | 2011-10-27 | 2011-10-27 | Die structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202344764U true CN202344764U (en) | 2012-07-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204135654U Expired - Fee Related CN202344764U (en) | 2011-10-27 | 2011-10-27 | Die structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202344764U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102837383A (en) * | 2012-08-08 | 2012-12-26 | 苏州工业园区协利塑胶有限公司 | Centrifugation fan mould |
-
2011
- 2011-10-27 CN CN2011204135654U patent/CN202344764U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102837383A (en) * | 2012-08-08 | 2012-12-26 | 苏州工业园区协利塑胶有限公司 | Centrifugation fan mould |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120725 Termination date: 20141027 |
|
| EXPY | Termination of patent right or utility model |