CN211993990U - Secondary ejection device of mould - Google Patents
Secondary ejection device of mould Download PDFInfo
- Publication number
- CN211993990U CN211993990U CN202020403537.3U CN202020403537U CN211993990U CN 211993990 U CN211993990 U CN 211993990U CN 202020403537 U CN202020403537 U CN 202020403537U CN 211993990 U CN211993990 U CN 211993990U
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- roof
- ejector pin
- base
- mounting panel
- mould
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- 230000006978 adaptation Effects 0.000 claims abstract description 7
- 238000013016 damping Methods 0.000 claims description 16
- 230000006835 compression Effects 0.000 abstract description 4
- 238000007906 compression Methods 0.000 abstract description 4
- 238000001746 injection moulding Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a secondary ejecting device of mould, which comprises a base, the top of base is provided with the mounting panel, the top intermediate position of mounting panel is provided with the core, the outside of core is provided with the roof, the roof sets up in the top of mounting panel, the top of base be provided with the mounting groove of roof shape thickness adaptation, the top of base be provided with the piston chamber of roof four corners department position adaptation, the inside in piston chamber is provided with pops out the ejector pin. Through setting up the pop-up ejector pin that has powerful spring, compare the complicated secondary ejecting device of traditional structure, the utility model discloses simple structure, ejecting mechanism need not supporting connection outside driving system by the compression of powerful spring and the automatic completion of extension, has simplified the operation requirement of device, makes the use cost of device lower, and the practicality further strengthens.
Description
Technical Field
The utility model relates to a mould equipment technical field specifically is a secondary ejecting device of mould.
Background
Typically, the ejection is accomplished in one operation from the mold, whether a single or multiple component ejection machine is used. However, due to the special shape of the product or the requirement of the production, if the product is still in the mold cavity after one-time ejection or cannot be automatically dropped, one-time ejection is required. Such a push-out action design is a double push-out. The secondary ejection can enable the ejection process to be smooth, and for some products with large ejection stroke requirements, the force applied by the ejector pin during ejection can be reduced by utilizing the secondary ejection, so that the defects on the products caused during ejection are avoided.
The mode that adopts the thimble in the ejecting device of current mould usually is ejecting from the mould with the finished product, and when some finished product structures are more complicated special, need adopt the ejecting mode of secondary just can break away from the finished product from the mould, and current secondary ejecting device structure is more complicated, need external two or more external power system to drive different thimbles and break away from the finished product from the mould, use cost is higher, external condition demand restriction to the production department is high, normal use to the mould has produced more limitation, be unfavorable for the big batch normal production of mould.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a secondary ejecting device of mould to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a secondary ejecting device of mould, includes the base, the top of base is provided with the mounting panel, the top intermediate position of mounting panel is provided with the core, the outside of core is provided with the roof, the roof sets up in the top of mounting panel, the top of base be provided with the mounting groove of roof shape thickness adaptation, the top of base be provided with the piston chamber of roof four corners department position adaptation, the inside in piston chamber is provided with pops out the ejector pin, it passes the bottom contact connection of mounting panel and roof to pop out the ejector pin.
Preferably, four corners of the top end of the mounting plate are provided with inverted rod holes, and the top ends of the inverted rod holes are subjected to fillet treatment.
Preferably, the contact part of the top plate and the mold core is provided with an ejection groove, and the width of the ejection groove is larger than the thickness of the manufactured mold.
Preferably, the pop-up ejector rod comprises a damping cylinder, the damping cylinder is arranged inside the piston cavity, the ejector rod is arranged inside the damping cylinder, and the bottom end of the ejector rod is provided with a piston limiting head matched with the damping cylinder.
Preferably, the top of ejector pin is provided with the connector, the connector sets up in the bottom of roof.
Preferably, the outer side of the ejector rod is provided with a strong spring, the top end of the strong spring is fixedly connected with the bottom end of the connector, and the bottom end of the strong spring is fixedly connected with the damping cylinder.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a setting has strong spring's the ejecting ejector pin that pops out, after the completion cooling of moulding plastics is fit for, go up the mould and withdraw from, originally by last mould compress tightly the roof to the mounting groove in, because strong spring becomes the extension state by the extrusion state, the roof is popped out the ejector pin and is upwards ejecting, and at this moment, the injection molding is held up the bottom by ejecting groove on the roof ejecting, accomplishes in the mould, and the automatic secondary that pops out the ejector pin is ejecting, compares the secondary ejecting device that traditional structure is complicated, the utility model discloses simple structure, ejecting mechanism are accomplished by strong spring's compression and extension are automatic, need not the external driving system of supporting connection, have simplified the operation requirement of device, make the use cost of device lower, and the.
Drawings
Fig. 1 is a schematic view of the appearance structure of the present invention.
Fig. 2 is a schematic diagram of the internal structure of the present invention.
Fig. 3 is a schematic diagram of the pop-up rod structure of the present invention.
In the figure: 1. the ejection mechanism comprises a base, 2, a mounting plate, 21, a guide rod hole, 22, a mounting groove, 3, a top plate, 31, an ejection groove, 4, a mold core, 5, a piston cavity, 6, an ejection ejector rod, 61, a damping cylinder, 62, a strong spring, 63, a connector, 64 and an ejector rod.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides an embodiment: a secondary ejection device of a mold comprises a base 1, wherein a mounting plate 2 is arranged at the top end of the base 1, four corners at the top end of the mounting plate 2 are respectively provided with a backswing hole 21, the top end of the backswing hole 21 is subjected to fillet treatment and is conveniently connected and positioned with an upper mold, a core 4 is arranged in the middle position of the top end of the mounting plate 2, a top plate 3 is arranged on the outer side of the core 4, a contact part of the top plate 3 and the core 4 is provided with an ejection groove 31, the width of the ejection groove 31 is larger than the thickness of the manufactured mold, the bottom end of a formed injection molding piece is positioned at the upper end of the ejection groove 31 during injection molding, demolding is convenient, the top plate 3 is arranged at the top end of the mounting plate 2, the top end of the base 1 is provided with a mounting groove 22 matched with the shape and the thickness of the top plate 3, the top end of the base 1, the ejection device is used for increasing damping during ejection, ensuring that the top plate 3 stably rises in the ejection process, the damping cylinder 61 is arranged inside the piston cavity 5, the ejector rod 64 is arranged inside the damping cylinder 61, the top end of the ejector rod 64 is provided with the connector 63, the connector 63 is arranged at the bottom end of the top plate 3, the bottom end of the ejector rod 64 is provided with the piston limiting head matched with the damping cylinder 61, the ejection ejector rod 6 penetrates through the mounting plate 2 to be in contact connection with the bottom end of the top plate 3, the powerful spring 62 is arranged outside the ejector rod 64, the top end of the powerful spring 62 is fixedly connected with the bottom end of the connector 63, and the bottom end of the powerful spring 62 is fixedly connected with the damping cylinder 61. by arranging the ejection ejector rod 6 with the powerful spring 62, after the injection molding is completed and the cooling is suitable, the upper mold is withdrawn, the top plate 3 originally pressed into, roof 3 is popped ejector pin 6 ejecting upwards, and at this moment, the injection molding is held up the bottom by ejection groove 31 on roof 3 ejecting, accomplishes in the mould, and the automatic secondary that pops out ejector pin 6 is ejecting, compares the secondary ejecting device that traditional structure is complicated, the utility model discloses simple structure, ejecting mechanism are accomplished with the extension is automatic by the compression of powerful spring 62, need not supporting connection outside driving system, have simplified the operation requirement of device, make the use cost of device lower, and the practicality further strengthens.
The working principle is as follows: when the utility model is used, the utility model needs to be simply understood, a user sets the ejection ejector rod 6 inside the piston cavity 5 through the piston cavity 5 on the base 1, installs the mounting plate 2 at an alignment position, sleeves the top plate 3 along the outer side of the core 4, the bottom end of the top plate 3 is in contact connection with the connector 63 of the ejection ejector rod 6, when the mould is closed, the top mould presses the top plate 3 to the inside of the mounting groove 22, the utility model, through the ejection ejector rod 6 with the strong spring 62, after the injection molding is completed and the cooling is suitable, the top mould is withdrawn, the top plate 3 is pressed to the mounting groove 22 by the top mould, because the strong spring 62 is changed from the extrusion state to the extension state, the top plate 3 is ejected upwards by the ejection ejector rod 6, at the moment, the injection molding piece is lifted by the ejection groove 31 on the top plate 3 to eject the bottom, and the automatic, compare the complicated secondary ejecting device of traditional structure, the utility model discloses simple structure, ejecting mechanism need not supporting connection outside driving system by the compression of powerful spring 62 and the automatic completion of extension, has simplified the operation requirement of device, makes the use cost of device lower, and the practicality further strengthens.
The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a secondary ejection device of mould, includes base (1), its characterized in that: the top of base (1) is provided with mounting panel (2), the top intermediate position of mounting panel (2) is provided with core (4), the outside of core (4) is provided with roof (3), roof (3) set up in the top of mounting panel (2), the top of base (1) is provided with mounting groove (22) with roof (3) shape thickness adaptation, the top of base (1) is provided with piston chamber (5) with roof (3) four corners department position adaptation, the inside of piston chamber (5) is provided with pops out ejector pin (6), it passes mounting panel (2) and is connected with the bottom contact of roof (3) to pop out ejector pin (6).
2. The secondary ejection apparatus for a mold according to claim 1, wherein: four corners of the top end of the mounting plate (2) are provided with inverted rod holes (21), and the top ends of the inverted rod holes (21) are subjected to fillet treatment.
3. The secondary ejection apparatus for a mold according to claim 1, wherein: and an ejection groove (31) is formed in the contact part of the top plate (3) and the mold core (4), and the width of the ejection groove (31) is larger than the thickness of the manufactured mold.
4. The secondary ejection apparatus for a mold according to claim 1, wherein: pop out ejector pin (6) and include damping cylinder (61), damping cylinder (61) set up in the inside of piston chamber (5), the inside of damping cylinder (61) is provided with ejector pin (64), the bottom of ejector pin (64) is provided with the piston spacing head with damping cylinder (61) mutual adaptation.
5. The secondary ejection apparatus for a mold according to claim 1, wherein: the top of ejector pin (64) is provided with connector (63), connector (63) set up in the bottom of roof (3).
6. The secondary ejection apparatus for a mold according to claim 1, wherein: the outer side of the ejector rod (64) is provided with a strong spring (62), the top end of the strong spring (62) is fixedly connected with the bottom end of the connector (63), and the bottom end of the strong spring (62) is fixedly connected with the damping cylinder (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020403537.3U CN211993990U (en) | 2020-03-26 | 2020-03-26 | Secondary ejection device of mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020403537.3U CN211993990U (en) | 2020-03-26 | 2020-03-26 | Secondary ejection device of mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211993990U true CN211993990U (en) | 2020-11-24 |
Family
ID=73421541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020403537.3U Active CN211993990U (en) | 2020-03-26 | 2020-03-26 | Secondary ejection device of mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211993990U (en) |
-
2020
- 2020-03-26 CN CN202020403537.3U patent/CN211993990U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Secondary Ejection Device for a Mold Effective date of registration: 20231026 Granted publication date: 20201124 Pledgee: Agricultural Bank of China Co.,Ltd. Dongyuan County Sub branch Pledgor: HEYUAN HONGSONGYUAN TECHNOLOGY CO.,LTD. Registration number: Y2023980062737 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |