CN104772874A - Injection molding air cylinder and floating ejection oil cylinder combined side ejection mechanism - Google Patents
Injection molding air cylinder and floating ejection oil cylinder combined side ejection mechanism Download PDFInfo
- Publication number
- CN104772874A CN104772874A CN201510215682.2A CN201510215682A CN104772874A CN 104772874 A CN104772874 A CN 104772874A CN 201510215682 A CN201510215682 A CN 201510215682A CN 104772874 A CN104772874 A CN 104772874A
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- Prior art keywords
- plate
- cylinder
- ejection
- floating
- oil cylinder
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C2045/4063—Removing or ejecting moulded articles preventing damage to articles caused by the ejector
Abstract
The invention provides an injection molding air cylinder and floating ejection oil cylinder combined side ejection mechanism. The injection molding air cylinder and floating ejection oil cylinder combined side ejection mechanism comprises a side core-pulling oil cylinder, a pull rod sleeve, a guide column press plate, a floating plate guide column, a guide sleeve, an air cylinder ejection rod, an air cylinder installing plate, an air cylinder, a lower accurate positioning column, a floating plate, a side mold core, a side ejection pin, a side ejection pin guide column, a left stroke switch, a right stroke switch, an upper accurate positioning column, a side ejection pin cover plate, a side ejection pin pushing plate, a side base plate and a side ejection pin guide sleeve. By the adoption of the technical scheme, the injection molding air cylinder and floating ejection oil cylinder combined side ejection mechanism can effectively ensure that a product is nondestructively demolded and released from other mold forming parts except the side mold core and is free of ejection traces when the finished product is needed to be horizontally ejected out of a mold, ensures the forming quality of the product and can decrease the design height of the mold, and mold production and manufacturing cost and product injection molding cost are reduced. The injection molding air cylinder and floating ejection oil cylinder combined side ejection mechanism is reasonable in structural design, compact in structure, stable in work, safe, reliable and convenient to use.
Description
Technical field
The present invention relates to injection mold mechanism design field, be specially a kind of injection mold cylinder floating ejection cylinder side and eject combined mechanism.
Background technology
When product is molded, when the ejecting of product is inconvenient to eject on injection mold die sinking direction, the transverse direction vertical with die sinking direction can be changed into eject ejecting, the favourable benefit laterally ejected to simplify mould structure, effectively protect product appearance, reduce mold height, reduce the range demands to injection machine; But, the essential condition laterally ejected be must ensure product from other mould molding part except side core_pulling nondestructively the demoulding deviate from, thus, must the side product ejecting mechanism of reliable design and side core-pulling supporting with it to float ejecting mechanism.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of injection mold cylinder floating ejection cylinder side to eject combined mechanism, reasonable in design, compact conformation, and working stability is safe and reliable, easy-to-use; For solving above-mentioned existing technical problem, the present invention adopts following scheme: a kind of injection mold cylinder floating ejection cylinder side ejects combined mechanism, comprises side core-pulling oil cylinder, drag link sleeve, guide pillar pressing plate, float plate guide pillar, guide pin bushing, ejecting rod of cylinder, cylinder mounting plate, cylinder, lower fine positioning post, float plate, side core, side thimble, side ejector retainner plate guide pillar, left travel switch, right travel switch, upper fine positioning post, side thimble cover plate, side thimble push plate, side base plate, side Guided Ejection Bushing.
As preferably, described floating ejection assembly comprises guide pillar pressing plate, float plate guide pillar, guide pin bushing, ejecting rod of cylinder, cylinder mounting plate, cylinder, lower fine positioning post, float plate, upper fine positioning post.
As preferably, in described floating ejection assembly, float plate is the installation gripper shoe of oil cylinder side ejection assembly, it is provided with the first half, guide pillar pressing plate, the float plate guide pillar of lower fine positioning post by screw; The latter half of guide pin bushing, cylinder mounting plate and lower fine positioning post is installed on the mould template that mechanism applies; Cylinder is installed on cylinder mounting plate by screw, and ejecting rod of cylinder is the power union piece between cylinder and float plate; Upper fine positioning post the first half is installed on the mould template that mechanism applies, and the latter half is installed in float plate.
As preferably, in described floating ejection assembly, cylinder is the power source that float plate ejects; Guide elements when float plate guide pillar, guide pin bushing are float plate motion; Upper fine positioning post, lower fine positioning post are for providing accurate closed orientation when float plate resets.
As preferably, described oil cylinder side ejection assembly comprises side core-pulling oil cylinder, drag link sleeve, side core, side thimble, side ejector retainner plate guide pillar, left travel switch, right travel switch, side thimble cover plate, side thimble push plate, side base plate, side Guided Ejection Bushing.
As preferably, in described oil cylinder side ejection assembly, side core, side base plate are installed in float plate by screw; Side ejector retainner plate guide pillar is installed between side core, side base plate; Side thimble is installed on the thimble cover plate of side, and is compressed by side thimble push plate, and side thimble push plate and side thimble cover plate screw fastening connect; Be installed on the thimble push plate of side outside the Guided Ejection Bushing of side, inner side be installed on the ejector retainner plate guide pillar of side, side ejector retainner plate guide pillar by side Guided Ejection Bushing for the motion of side thimble cover plate, side thimble push plate provides guiding.
As preferably, in described oil cylinder side ejection assembly, side core-pulling oil cylinder is installed on the base plate of side, provides power source by the motion connect for side thimble cover plate, side thimble push plate with drag link sleeve; Drag link sleeve is installed on the thimble push plate of side.
As preferably, in described oil cylinder side ejection assembly, left travel switch, right travel switch are installed in float plate by backing plate, to control the space stroke of side thimble cover plate, side thimble push plate sub-assembly.
As preferably, described floating ejection assembly is for ejecting the product on side core and oil cylinder side ejection assembly together from Relative Floating mould template; Described oil cylinder side ejection assembly is used for product to eject from side core upper side edge, completes the demoulding of product.
Beneficial effect: a kind of injection mold cylinder floating ejection cylinder side that the present invention adopts technique scheme to provide ejects combined mechanism, when the finished product demoulding needs to walk crosswise ejection device, can effectively ensure product from other mould molding part except side core_pulling nondestructively the demoulding deviate from, product does not leave and ejects vestige, ensure forming quality of products, Design of Dies height can be reduced again, reduce mould and manufacture cost and product injection moulding cost; Mechanism structure is reasonable in design, compact conformation, and working stability is safe and reliable, easy-to-use.
Accompanying drawing explanation
Fig. 1 is that a kind of injection mold cylinder floating of the present invention ejection cylinder side ejects combined mechanism structure composition schematic diagram;
Fig. 2 is that a kind of injection mold cylinder floating of the present invention ejection cylinder side ejects combined mechanism each parts installation cooperation schematic diagram;
Fig. 3 is that a kind of injection mold cylinder floating of the present invention ejection cylinder side ejects combined mechanism side ejecting mechanism isometric view;
Fig. 4 is that a kind of injection mold cylinder floating of the present invention ejection cylinder side ejects the mounting structure schematic diagram of combined mechanism on mould;
Fig. 5 is state diagram when ejecting combined mechanism die sinking of a kind of injection mold cylinder floating of the present invention ejection cylinder side;
Fig. 6 floats after a kind of injection mold cylinder floating of the present invention ejection cylinder side ejects combined mechanism die sinking to eject state diagram;
Fig. 7 is that after a kind of injection mold cylinder floating of the present invention ejection cylinder side ejects combined mechanism die sinking, product side ejects state diagram.
Detailed description of the invention
Fig. 1-7 is depicted as related description figure of the present invention;
A kind of injection mold cylinder floating ejection cylinder side ejects combined mechanism, comprise side core-pulling oil cylinder 1, drag link sleeve 2, guide pillar pressing plate 3, float plate guide pillar 4, guide pin bushing 5, ejecting rod of cylinder 6, cylinder mounting plate 7, cylinder 8, lower fine positioning post 9, float plate 10, side core 11, side thimble 12, side ejector retainner plate guide pillar 13, left travel switch 14, right travel switch 15, upper fine positioning post 16, side thimble cover plate 17, side thimble push plate 18, side base plate 19, side Guided Ejection Bushing 20, as shown in Figure 1 and Figure 2.
Described floating ejection assembly comprises guide pillar pressing plate 3, float plate guide pillar 4, guide pin bushing 5, ejecting rod of cylinder 6, cylinder mounting plate 7, cylinder 8, lower fine positioning post 9, float plate 10, upper fine positioning post 16.
In described floating ejection assembly, float plate 10 is the installation gripper shoe of oil cylinder side ejection assembly, it is provided with the first half, guide pillar pressing plate 3, the float plate guide pillar 4 of lower fine positioning post 9 by screw; The latter half of guide pin bushing 5, cylinder mounting plate 7 and lower fine positioning post 9 is installed on the mould template that mechanism applies; Cylinder 8 is installed on cylinder mounting plate 7 by screw, and ejecting rod of cylinder 6 is the power union piece between cylinder 8 and float plate 10; Upper fine positioning post 16 the first half is installed on the mould template that mechanism applies, and the latter half is installed in float plate 10.
In described floating ejection assembly, cylinder 8 is the power source that float plate 10 ejects; Float plate guide pillar 4, guide pin bushing 5 are the guide elements of float plate 10 when moving; Upper fine positioning post 16, lower fine positioning post 9 are for providing accurate closed orientation when float plate 10 resets.
Described oil cylinder side ejection assembly comprises side core-pulling oil cylinder 1, drag link sleeve 2, side core 11, side thimble 12, side ejector retainner plate guide pillar 13, left travel switch 14, right travel switch 15, side thimble cover plate 17, side thimble push plate 18, side base plate 19, side Guided Ejection Bushing 20.
In described oil cylinder side ejection assembly, side core 11, side base plate 19 are installed in float plate 10 by screw; Side ejector retainner plate guide pillar 13 is installed between side core 11, side base plate 19; Side thimble 12 is installed on side thimble cover plate 17, and is compressed by side thimble push plate 18, and side thimble push plate 18 and side thimble cover plate 17 connect with screw fastening; Be installed on side thimble push plate 18 outside side Guided Ejection Bushing 20, inner side be installed on side ejector retainner plate guide pillar 13, side ejector retainner plate guide pillar 13 by side Guided Ejection Bushing 20 for the motion of side thimble cover plate 17, side thimble push plate 18 provides guiding.
In described oil cylinder side ejection assembly, side core-pulling oil cylinder 1 is installed on side base plate 19, provides power source by the motion connect for side thimble cover plate 17, side thimble push plate 18 with drag link sleeve 2; Drag link sleeve 2 is installed on side thimble push plate 18, as shown in Figure 3.
In described oil cylinder side ejection assembly, left travel switch 14, right travel switch 15 are installed in float plate 10 by backing plate, to control the space stroke of side thimble cover plate 17, side thimble push plate 18 sub-assembly.
Described floating ejection assembly is used for the product on side core 11 and oil cylinder side ejection assembly to eject together from Relative Floating mould template; Described oil cylinder side ejection assembly is used for product to eject from side core 11 upper side edge, completes the demoulding of product.
Further, illustrate for ease of operation principle of the present invention, in Fig. 4, be pointed out that mechanism mould mating parts comprises impression bolster 21, die cavity mold insert 22, core mold insert 23, core fixing plate 24; In Fig. 5, it is mold parting surface that PL identifies meaning.Corresponding, upper fine positioning post 16 the first half is installed on the mould template impression bolster 21 that mechanism applies, and the latter half of guide pin bushing 5, cylinder mounting plate 7 and lower fine positioning post 9 is installed on the mould template core fixing plate 24 that mechanism applies.
During real work, as illustrated in figs. 5-7, its motion operation principle is as follows:
1) after product the first half demoulding mould die cavity is opened, under the pulling of injection machine push rod, mould dynamic model part is progressively separated with cover half part, and now, die cavity mold insert 22 and separation of products, complete the first half demoulding of product, as shown in Figure 5;
2) after product the latter half demoulding mould die cavity is opened, after mould dynamic model part and cover half part are progressively separated to certain position, no longer be separated, now, cylinder 8 action, by oil cylinder side ejection assembly is upwards ejected by ejecting rod of cylinder 6, thus, side core 11 related by product from core mold insert 23 together ejection device, as shown in Figure 6;
3) product laterally ejects after the demoulding of side core demoulding product the latter half completes, as shown in Figure 7, side core-pulling oil cylinder 1 action, promote side thimble cover plate 17, side thimble push plate 18 under the guide effect of side ejector retainner plate guide pillar 13, side Guided Ejection Bushing 20, promote side thimble 12 left by product from side core 11 ejection device, left travel switch 14 is for controlling the ejection stroke left promoting side thimble cover plate 17, side thimble push plate 18, and right travel switch 15 is for controlling side thimble cover plate 17, side thimble push plate 18 return stroke to the right;
4) when resetting, before mold cavity is closed, injection machine push rod will promote dynamic model partial reset, the action of first side core-pulling oil cylinder 1, pull to the right and promote side thimble cover plate 17, side thimble push plate 18, thus will
Side thimble 12 is retracted reset to the right, when completing reset, the action of right travel switch 15; Then cylinder 8 action, pulls down oil cylinder side ejection assembly and replys position; Finally, mould closes, and waits for that next injection cycle starts.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit, those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Claims (9)
1. an injection mold cylinder floating ejection cylinder side ejects combined mechanism, comprise side core-pulling oil cylinder (1), drag link sleeve (2), guide pillar pressing plate (3), float plate guide pillar (4), guide pin bushing (5), ejecting rod of cylinder (6), cylinder mounting plate (7), cylinder (8), lower fine positioning post (9), float plate (10), side core (11), side thimble (12), side ejector retainner plate guide pillar (13), left travel switch (14), right travel switch (15), upper fine positioning post (16), side thimble cover plate (17), side thimble push plate (18), side base plate (19), side Guided Ejection Bushing (20).
2. eject combined mechanism according to claim 1 injection mold cylinder floating ejection cylinder side, described floating ejection assembly comprises guide pillar pressing plate (3), float plate guide pillar (4), guide pin bushing (5), ejecting rod of cylinder (6), cylinder mounting plate (7), cylinder (8), lower fine positioning post (9), float plate (10), upper fine positioning post (16).
3. eject combined mechanism according to claim 1 injection mold cylinder floating ejection cylinder side, in described floating ejection assembly, float plate (10) is the installation gripper shoe of oil cylinder side ejection assembly, it is provided with the first half, guide pillar pressing plate (3), the float plate guide pillar (4) of lower fine positioning post (9) by screw; The latter half of guide pin bushing (5), cylinder mounting plate (7) and lower fine positioning post (9) is installed on the mould template that mechanism applies; Cylinder (8) is installed on cylinder mounting plate (7) by screw, and ejecting rod of cylinder (6) is the power union piece between cylinder (8) and float plate (10); Upper fine positioning post (16) the first half is installed on the mould template that mechanism applies, and the latter half is installed in float plate (10).
4. eject combined mechanism according to claim 1 injection mold cylinder floating ejection cylinder side, in described floating ejection assembly, the power source that cylinder (8) ejects for float plate (10); Float plate guide pillar (4), guide pin bushing (5) are guide elements when float plate (10) is moved; Upper fine positioning post (16), lower fine positioning post (9) are for providing accurate closed orientation when float plate (10) resets.
5. eject combined mechanism according to claim 1 injection mold cylinder floating ejection cylinder side, described oil cylinder side ejection assembly comprises side core-pulling oil cylinder (1), drag link sleeve (2), side core (11), side thimble (12), side ejector retainner plate guide pillar (13), left travel switch (14), right travel switch (15), side thimble cover plate (17), side thimble push plate (18), side base plate (19), side Guided Ejection Bushing (20).
6. eject combined mechanism according to claim 1 injection mold cylinder floating ejection cylinder side, in described oil cylinder side ejection assembly, side core (11), side base plate (19) are installed in float plate (10) by screw; Between side core (11), side base plate (19), side ejector retainner plate guide pillar (13) is installed; Side thimble (12)
Be installed on side thimble cover plate (17), and compressed by side thimble push plate (18), side thimble push plate (18) and side thimble cover plate (17) connect with screw fastening; Side Guided Ejection Bushing (20) outside is installed on that side thimble push plate (18) is upper, inner side is installed on side ejector retainner plate guide pillar (13), side ejector retainner plate guide pillar (13) by side Guided Ejection Bushing (20) be side thimble cover plate (17), the motion of side thimble push plate (18) provides guiding.
7. eject combined mechanism according to claim 1 injection mold cylinder floating ejection cylinder side, in described oil cylinder side ejection assembly, side core-pulling oil cylinder (1) is installed on side base plate (19), by with drag link sleeve (2) connect for side thimble cover plate (17), side thimble push plate (18) motion power source is provided; Drag link sleeve (2) is installed on side thimble push plate (18).
8. eject combined mechanism according to claim 1 injection mold cylinder floating ejection cylinder side, in described oil cylinder side ejection assembly, left travel switch (14), right travel switch (15) are installed in float plate (10) by backing plate, to control the space stroke of side thimble cover plate (17), side thimble push plate (18) sub-assembly.
9. eject combined mechanism according to claim 1 injection mold cylinder floating ejection cylinder side, described floating ejection assembly is used for the product on side core (11) and oil cylinder side ejection assembly to eject together from Relative Floating mould template; Described oil cylinder side ejection assembly is used for product to eject from side core (11) upper side edge, completes the demoulding of product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510215682.2A CN104772874A (en) | 2015-05-01 | 2015-05-01 | Injection molding air cylinder and floating ejection oil cylinder combined side ejection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510215682.2A CN104772874A (en) | 2015-05-01 | 2015-05-01 | Injection molding air cylinder and floating ejection oil cylinder combined side ejection mechanism |
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|---|---|
| CN104772874A true CN104772874A (en) | 2015-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510215682.2A Pending CN104772874A (en) | 2015-05-01 | 2015-05-01 | Injection molding air cylinder and floating ejection oil cylinder combined side ejection mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106584796A (en) * | 2016-12-26 | 2017-04-26 | 浙江工商职业技术学院 | Oil cylinder driving ejection core pulling mechanism |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008100403A (en) * | 2006-10-18 | 2008-05-01 | Mibekku Kk | Injection molding machine and injection molding method |
| CN103722701A (en) * | 2013-12-27 | 2014-04-16 | 上海飞乐汽车控制系统有限公司 | Demolding device and demolding method |
| CN203779803U (en) * | 2014-03-28 | 2014-08-20 | 台州市凯华塑业有限公司 | Traceless side-pulling automatic demoulding mechanism for injection mould |
-
2015
- 2015-05-01 CN CN201510215682.2A patent/CN104772874A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008100403A (en) * | 2006-10-18 | 2008-05-01 | Mibekku Kk | Injection molding machine and injection molding method |
| CN103722701A (en) * | 2013-12-27 | 2014-04-16 | 上海飞乐汽车控制系统有限公司 | Demolding device and demolding method |
| CN203779803U (en) * | 2014-03-28 | 2014-08-20 | 台州市凯华塑业有限公司 | Traceless side-pulling automatic demoulding mechanism for injection mould |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106584796A (en) * | 2016-12-26 | 2017-04-26 | 浙江工商职业技术学院 | Oil cylinder driving ejection core pulling mechanism |
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Application publication date: 20150715 |
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