CN103273629A - Composite ejection mechanism and mould provided with same - Google Patents
Composite ejection mechanism and mould provided with same Download PDFInfo
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- CN103273629A CN103273629A CN2013102643970A CN201310264397A CN103273629A CN 103273629 A CN103273629 A CN 103273629A CN 2013102643970 A CN2013102643970 A CN 2013102643970A CN 201310264397 A CN201310264397 A CN 201310264397A CN 103273629 A CN103273629 A CN 103273629A
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- jacking block
- push rod
- ejecting mechanism
- connector
- guide face
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Abstract
The invention discloses a composite ejection mechanism and a mould provided with the same. The composite ejection mechanism comprises a movable mould and an ejection assembly, wherein the ejection assembly is movably matched with the movable mould, and a forming part suitable for being manufactured into a position buckling structure by injection molding is formed at one end of the ejection assembly. According to the composite ejection mechanism, position buckling structures of workpieces such as a lamp product or other products with position buckling structures in narrow positions are subjected to the injection moulding, ejected by the ejection assembly through the matching of the ejection assembly with the movable mould, and then can be demoulded completely without interference, and the workpieces are easy to take, so that the quality of the products is ensured effectively.
Description
Technical field
The present invention relates to automotive field, especially relate to a kind of compound ejecting mechanism and the mould with it.
Background technology
Automobile industry develop rapidly now, the plastic items that adopts on the automobile is more and more, and design of part becomes increasingly complex.Along with the raising of people's living standard, also stricter for the requirement of automobile, not only performance is superior, and outward appearance also wants exquisite.Thereby, also stricter to the requirement of automobile injection mold, especially the confined state of car light class part is required more strictly, for example the fit clearance of all products should uniformity, reaches fit-state.
Traditional car light series products and other narrow location are equipped with the button bit constructed products and adopt the injection mo(u)lding of oblique top mechanism usually, oblique top mechanism needs to do the inclined-plane in the direction of motion, thereby cause the volume of slanted kicking block bigger, the ramp-roof structure of when the residing position of button bit structure is narrow and small, can't arranging.
Summary of the invention
The present invention is intended to solve at least one of technical problem that exists in the prior art.For this reason, one object of the present invention is to propose a kind of simple in structure, pickup easily and guarantees the compound ejecting mechanism of product quality.
Another object of the present invention is to propose a kind of mould with above-mentioned compound ejecting mechanism.
Compound ejecting mechanism according to first aspect present invention embodiment comprises: dynamic model; With the ejection assembly, described ejection assembly is engaged on the described dynamic model movably, and an end of described ejection assembly is formed with the forming part that is suitable for being injection molded into the button bit structure.
Compound ejecting mechanism according to the embodiment of the invention, workpiece is after for example light fixture product or other narrow location have the button bit structure injection mo(u)lding of button bit constructed products, cooperation by ejection assembly and dynamic model, the ejection assembly ejects back button bit structure and can deviate from fully, the situation that can occur interfering not, pickup is light, thereby has guaranteed the quality of product effectively.
In addition, compound ejecting mechanism according to the present invention also can have following additional technical feature:
According to one embodiment of present invention, described ejection assembly comprises: push rod; Jacking block, described jacking block are connected on the described push rod and with respect to described push rod and can laterally move along it, and described forming part is formed on the top of described jacking block; And driver, described driver links to each other to drive described push rod along its axially-movable with described push rod.Thus, by push rod, jacking block and driver are set, driver can drive push rod drive jacking block and move up at upper and lower, because jacking block can be mobile in the horizontal with respect to push rod, after the injection mo(u)lding, jacking block can successfully separate with moulding, situations such as interference can not occur.
Further, described jacking block is connected on the described push rod by syndeton, and wherein said syndeton comprises: first connector, and described first connector is located on the described jacking block; With second connector, described second connector is located on the described push rod and described first connector can laterally cooperate with described second connector movably.Thus, by first connector and second connector are set, jacking block can be connected on the push rod securely, and can be mobile in the horizontal with respect to push rod.
Particularly, described first connector is the contiguous block that is located at described jacking block bottom, and described second connector is the link slot that is formed on described push rod top, and described contiguous block can laterally be engaged in the described link slot movably.
Alternatively, the shape of cross section of described contiguous block roughly is inverted T-shaped, and the shape of cross section of described link slot roughly is inverted T-shaped.
According to one embodiment of present invention, have first on the described dynamic model and eject spigot surface, have second on the described jacking block and eject spigot surface, wherein said first ejects spigot surface and described second ejects that described dynamic model promoted described jacking block along described horizontal movement when spigot surface cooperated and described push rod moves up.Thus, eject spigot surface and second and eject spigot surface by arranging first, when the driver drives push rod moves up, eject the cooperation that spigot surface and second ejects spigot surface by first, dynamic model can promote jacking block and move up at right and left.
Alternatively, described first ejects spigot surface forms along the vertical direction the inclined-plane that tilts to extend, and described second ejects spigot surface forms with described first and eject the inclined-plane that spigot surface cooperates.
According to one embodiment of present invention, has the first reset guide face on the described dynamic model, have the second reset guide face on the described jacking block, the wherein said first reset guide face cooperates with the described second reset guide face and described push rod when moving down described dynamic model promote described jacking block along described horizontal movement.Thus, by the first reset guide face and the second reset guide face are set, when the driver drives push rod moved down, by the cooperation of the first reset guide face and the second reset guide face, dynamic model can promote jacking block and move up at right and left.
Alternatively, the described first reset guide face forms the inclined-plane that tilts to extend along the vertical direction, and the described second reset guide face forms the inclined-plane that cooperates with the described first reset guide face.
Alternatively, described forming part forms the groove that inwardly concaves from the sidewall of described jacking block.
According to one embodiment of present invention, described compound ejecting mechanism further comprises: push pedal, and described push pedal links to each other with described ejection assembly; And ejector retainner plate, described ejector retainner plate is located between described push pedal and the described ejection assembly.
According to the mould of second aspect present invention embodiment, comprise the compound ejecting mechanism of the above-mentioned first aspect embodiment according to the present invention.
According to the mould of second aspect present invention embodiment, by the compound ejecting mechanism of above-described embodiment is set, realized the button bit structure depanning of product small space, guaranteed the quality of product.
Additional aspect of the present invention and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage are from obviously and easily understanding becoming the description of embodiment in conjunction with following accompanying drawing, wherein:
Fig. 1 is the schematic diagram that compound according to an embodiment of the invention ejecting mechanism and workpiece are in the matched moulds state;
Fig. 2 a-Fig. 2 b is the die sinking process schematic diagram of the compound ejecting mechanism shown in Fig. 1 and workpiece;
Fig. 3 is the enlarged drawing of the A portion shown in Fig. 2 b;
Fig. 4 is the schematic diagram of the junction of the jacking block shown in Fig. 2 b and push rod;
Fig. 5 a-Fig. 5 c is the matched moulds process schematic diagram of the compound ejecting mechanism shown in Fig. 1.
The specific embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein identical or similar label is represented identical or similar elements or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment that is described with reference to the drawings, only be used for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, close the orientation of indications such as term " " center ", " laterally ", " on ", D score, " preceding ", " back ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward " or position is based on orientation shown in the drawings or position relation; only be the present invention for convenience of description and simplify and describe; rather than the device of indication or hint indication or element must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second " only are used for describing purpose, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the invention, except as otherwise noted, the implication of " a plurality of " is two or more.
In description of the invention, need to prove that unless clear and definite regulation and restriction are arranged in addition, term " installation ", " linking to each other ", " connection " should be done broad understanding, for example, can be fixedly connected, also can be to removably connect, or connect integratedly; Can be directly to link to each other, also can link to each other indirectly by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand above-mentioned term concrete implication in the present invention.
Below with reference to the compound ejecting mechanism 100 of Fig. 1-Fig. 5 description according to first aspect present invention embodiment.
As Fig. 1-shown in Figure 5, according to the compound ejecting mechanism 100 of first aspect present invention embodiment, comprise dynamic model 1 and ejection assembly 2.
Ejection assembly 2 is engaged on the dynamic model 1 movably.With reference to Fig. 1, Fig. 2 and Fig. 5, be formed with the opening that runs through it along the vertical direction on the dynamic model 1, ejection assembly 2 passes this opening and can move with respect to dynamic model 1, and particularly, ejection assembly 2 can move up and down with respect to dynamic model 1, and with respect to dynamic model 1 move left and right.
One end of ejection assembly 2 is formed with the forming part 11 that is suitable for being injection molded into button bit structure 2021.For example in the example of Fig. 1-Fig. 3, forming part 11 forms the groove that inwardly concaves from the upper portion side wall of ejection assembly 2, and alternatively, the shape of cross section of groove is roughly triangular in shape, and correspondingly, button bit structure 2021 forms back-off shape structure.Certainly, the invention is not restricted to this, in other examples of the present invention, forming part 11 also can form the projection of outwards protruding from the upper portion side wall of ejection assembly 2 (scheming not shown).
Further, compound ejecting mechanism 100 also comprises push pedal 3 and ejector retainner plate 4.Push pedal 3 links to each other with ejection assembly 2.With reference to Fig. 1, Fig. 2 and Fig. 5, push pedal 3 along continuous straight runs extend, push pedal 3 is located at the bottom of ejection assembly 2, alternatively, push pedal 3 can be by being threaded io ejection assembly 2, particularly, be formed with the shoulder hole that runs through it in the push pedal 3, be formed with on the lower surface of ejection assembly 2 to the screwed hole that is recessed on, shoulder hole, the screwed hole on the ejection assembly 2 that bolt 5 can pass in the push pedal 3 successively link into an integrated entity push pedal 3 and ejection assembly 2, move up at upper and lower thereby push pedal 3 can drive ejection assembly 2.
In one embodiment of the invention, ejection assembly 2 comprises: push rod 21, jacking block 22 and driver.Jacking block 22 is connected on the push rod 21, and jacking block 22 can be mobile along its horizontal (for example being the left and right directions shown in Fig. 1, Fig. 2 and Fig. 5) with respect to push rod 21, and forming part 11 is formed on the top of jacking block 22.As Fig. 1, Fig. 2 and shown in Figure 5, the lower end of jacking block 22 links to each other with the upper end of push rod 21, jacking block 22 push rod 21 relatively moves up at right and left, forming part 11 is formed on the top of jacking block 22, and forming part 11 forms the groove that inwardly concaves from the sidewall of jacking block 22, jacking block 22, when the workpiece 201 of dynamic model 1 and top is in the matched moulds state, to jacking block 22, inject the material that is heated and melts in the die cavity that dynamic model 1 and workpiece 201 limit jointly, behind cooling curing, obtain moulding 202, in minute mold process, because jacking block 22 can be mobile in the horizontal with respect to push rod 21, jacking block 22 can successfully separate with moulding 202, situations such as interference can not occur.
Driver (scheming not shown) links to each other to drive push rod 21 along its axially-movable with push rod 21.With reference to Fig. 1, Fig. 2 and Fig. 5, driver can link to each other with push pedal 3, and driver drives push pedal 3 is mobile along the vertical direction, moves up at upper and lower thereby drive the push rod that links to each other with push pedal 3 21.Here, need to prove that the structure of driver and operation principle etc. have been prior art, and are known by those skilled in the art, no longer describe in detail here.
As shown in Figure 4, jacking block 22 is connected on the push rod 21 by syndeton, and wherein syndeton comprises first connector 221 and second connector 211.First connector 221 is located on the jacking block 22.Second connector 211 is located on the push rod 21, and first connector 221 can laterally cooperate with second connector 211 movably.
Particularly, first connector 221 is for being located at the contiguous block of jacking block 22 bottoms.With reference to Fig. 4, the shape of cross section of contiguous block roughly is inverted T-shaped, and contiguous block is connected the bottom of jacking block 22.
Alternatively, contiguous block and jacking block 22 are one-body molded.In other words, contiguous block and jacking block 22 whole processing and manufacturings, contiguous block is the part of jacking block 22.Certainly, the invention is not restricted to this, in other examples of the present invention, contiguous block also can link into an integrated entity with the mode of jacking block 22 by welding, this moment, contiguous block and jacking block 22 were respectively two separate parts, and respectively independent processing and manufacturing, contiguous block and jacking block 22 are by the mode of welding for example spot welding structure that forms as one then.
In one embodiment of the invention, have first on the dynamic model 1 and eject spigot surface 12, have second on the jacking block 22 and eject spigot surface 222, wherein first eject spigot surface 12 and second and eject when spigot surface 222 cooperates and push rod 21 moves up dynamic model 1 and promote jacking block 22 along laterally mobile.
As depicted in figs. 1 and 2, first ejects the right side, bottom that spigot surface 12 is formed on the internal face of opening and is positioned at opening, alternatively, first ejects spigot surface 12 forms the inclined-plane that tilts to extend along the vertical direction, for example first eject the tapered plane that spigot surface 12 can form the extension of oblique lower right, second ejects spigot surface 222 forms with this and first ejects the parallel tapered plane of spigot surface 12, when driver drives push pedal 3 drive push rods 21 move up, second ejects spigot surface 222 and first ejects and is subjected to first after spigot surface 12 contacts and ejects the extruding of spigot surface 12 and move to oblique upper left side, thereby make jacking block 22 separate with button bit structure 2021, as Fig. 2 b and shown in Figure 3.Certainly, the invention is not restricted to this, first ejects spigot surface 12 can form the tapered plane (scheming not shown) that extend oblique lower left.
In other examples of the present invention, first ejects spigot surface 12 also can form for example oblique cambered surface (scheming not shown) of the skew surface that oblique lower right extends, correspondingly, second eject spigot surface 222 and form with first and eject the adaptive shape of the shape of spigot surface 12.
In one embodiment of the invention, has the first reset guide face 13 on the dynamic model 1, have the second reset guide face 223 on the jacking block 22, wherein the first reset guide face 13 cooperate with the second reset guide face 223 and push rod 21 when moving down dynamic model 1 promote jacking block 22 along laterally mobile.
As shown in Figure 5, the first reset guide face 13 is formed on the internal face of opening and is positioned at the upper left-hand of opening, alternatively, the first reset guide face 13 forms the inclined-plane that tilts to extend along the vertical direction, for example the first reset guide face 13 can form the tapered plane that extend on oblique upper left side, and the second reset guide face 223 forms the tapered plane parallel with this first reset guide face 13.Particularly, shown in Fig. 5 a, when driver drives push pedal 3 drive push rods 21 move down, the second reset guide face 223 be subjected to the extruding of the first reset guide face 13 after the first reset guide face 13 contacts and move to oblique lower right, thereby make jacking block 22 reset downwards, when the second reset guide face 223 moves to position shown in Fig. 5 b, the second reset guide face 223 separates with the first reset guide face 13, the oblique movement of jacking block 22 stops, and no longer move right with respect to push rod 21, driver drives push pedal 3 drives push rod 21 and continues to move down, jacking block 22 is along with push rod 21 moves down together along the vertical direction, reset fully until jacking block 22, shown in Fig. 5 c.
In other examples of the present invention, the first reset guide face 13 also can form for example oblique cambered surface (scheming not shown) of the skew surface that oblique lower right extends, correspondingly, the second reset guide face 223 forms the shape adaptive with the shape of the first reset guide face 13.
Mould can be installed on the injection moulding board (scheming not shown), and after the injection mo(u)lding, the die sinking process is as follows: at first, shown in Fig. 2 a, push pedal 3 drives push rod 21 and jacking block 22 upwards ejects, and realization dynamic model 1 separates with top moulding 202 and workpiece 201; Then, shown in Fig. 2 b, jacking block 22 continues to move upward, second of jacking block 22 ejects spigot surface 222 and ejects spigot surface 12 with first of dynamic model 1 and contact, and under the effect of push rod 21, eject spigot surface 12 along first and move, button bit structure 2021 is deviate from jacking block 22 gradually, and meanwhile, jacking block 22 level in the link slot of push rod 21 is moved to the left.
The matched moulds process is as follows: at first, shown in Fig. 5 a, push pedal 3 drives push rod 21 and jacking block 22 moves downward, the second reset guide face 223 on the jacking block 22 contacts with the first reset guide face 13 of dynamic model 1, and under the effect of push rod 21, move along the first reset guide face 13, meanwhile, jacking block 22 level in the link slot of push rod 21 moves right; Then, jacking block 22 retreads to the position shown in Fig. 5 b along the first reset guide face, 13 oblique movements of dynamic model 1 and stops to moving, and jacking block 22 no longer in the link slot of push rod 21 level move right, jacking block 22 begins along vertically moving downward with push rod 21, finish until matched moulds, shown in Fig. 5 c.
According to the mould of second aspect present invention embodiment, comprise the compound ejecting mechanism 100 of the above-mentioned first aspect embodiment according to the present invention.
According to the mould of the embodiment of the invention, by the described compound ejecting mechanism 100 of above-described embodiment is set, realized button bit structure 2021 depannings of product small space, guaranteed the quality of product.
In the description of this specification, concrete feature, structure, material or characteristics that the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means in conjunction with this embodiment or example description are contained at least one embodiment of the present invention or the example.In this manual, the schematic statement to above-mentioned term not necessarily refers to identical embodiment or example.And concrete feature, structure, material or the characteristics of description can be with the suitable manner combination in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple variation, modification, replacement and modification to these embodiment under the situation that does not break away from principle of the present invention and aim, scope of the present invention is limited by claim and equivalent thereof.
Claims (12)
1. a compound ejecting mechanism is characterized in that, comprising:
Dynamic model; With
The ejection assembly, described ejection assembly is engaged on the described dynamic model movably, and an end of described ejection assembly is formed with the forming part that is suitable for being injection molded into the button bit structure.
2. compound ejecting mechanism according to claim 1 is characterized in that, described ejection assembly comprises:
Push rod;
Jacking block, described jacking block are connected on the described push rod and with respect to described push rod and can laterally move along it, and described forming part is formed on the top of described jacking block; And
Driver, described driver links to each other to drive described push rod along its axially-movable with described push rod.
3. compound ejecting mechanism according to claim 2 is characterized in that, described jacking block is connected on the described push rod by syndeton, and wherein said syndeton comprises:
First connector, described first connector is located on the described jacking block; With
Second connector, described second connector are located on the described push rod and described first connector can laterally cooperate with described second connector movably.
4. compound ejecting mechanism according to claim 3, it is characterized in that, described first connector is the contiguous block that is located at described jacking block bottom, and described second connector is the link slot that is formed on described push rod top, and described contiguous block can laterally be engaged in the described link slot movably.
5. compound ejecting mechanism according to claim 4 is characterized in that, the shape of cross section of described contiguous block roughly is inverted T-shaped, and the shape of cross section of described link slot roughly is inverted T-shaped.
6. compound ejecting mechanism according to claim 2, it is characterized in that, have first on the described dynamic model and eject spigot surface, have second on the described jacking block and eject spigot surface, wherein said first ejects spigot surface and described second ejects that described dynamic model promoted described jacking block along described horizontal movement when spigot surface cooperated and described push rod moves up.
7. compound ejecting mechanism according to claim 6 is characterized in that, described first ejects spigot surface forms along the vertical direction the inclined-plane that tilts to extend, and described second ejects spigot surface forms with described first and eject the inclined-plane that spigot surface cooperates.
8. compound ejecting mechanism according to claim 6, it is characterized in that, has the first reset guide face on the described dynamic model, have the second reset guide face on the described jacking block, the wherein said first reset guide face cooperates with the described second reset guide face and described push rod when moving down described dynamic model promote described jacking block along described horizontal movement.
9. compound ejecting mechanism according to claim 8 is characterized in that, the described first reset guide face forms the inclined-plane that tilts to extend along the vertical direction, and the described second reset guide face forms the inclined-plane that cooperates with the described first reset guide face.
10. according to each described compound ejecting mechanism among the claim 2-9, it is characterized in that described forming part forms the groove that inwardly concaves from the sidewall of described jacking block.
11. compound ejecting mechanism according to claim 1 is characterized in that, further comprises:
Push pedal, described push pedal links to each other with described ejection assembly; With
Ejector retainner plate, described ejector retainner plate are located between described push pedal and the described ejection assembly.
12. a mould is characterized in that, comprises as each described compound ejecting mechanism among the claim 1-11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102643970A CN103273629A (en) | 2013-06-27 | 2013-06-27 | Composite ejection mechanism and mould provided with same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102643970A CN103273629A (en) | 2013-06-27 | 2013-06-27 | Composite ejection mechanism and mould provided with same |
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| CN103273629A true CN103273629A (en) | 2013-09-04 |
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| CN2013102643970A Pending CN103273629A (en) | 2013-06-27 | 2013-06-27 | Composite ejection mechanism and mould provided with same |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202293240U (en) * | 2011-11-03 | 2012-07-04 | 东莞劲胜精密组件股份有限公司 | Ejecting mechanism for injection mold |
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- 2013-06-27 CN CN2013102643970A patent/CN103273629A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202293240U (en) * | 2011-11-03 | 2012-07-04 | 东莞劲胜精密组件股份有限公司 | Ejecting mechanism for injection mold |
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Application publication date: 20130904 |