CN214082640U - Demoulding mechanism for injection mould - Google Patents
Demoulding mechanism for injection mould Download PDFInfo
- Publication number
- CN214082640U CN214082640U CN202022956322.7U CN202022956322U CN214082640U CN 214082640 U CN214082640 U CN 214082640U CN 202022956322 U CN202022956322 U CN 202022956322U CN 214082640 U CN214082640 U CN 214082640U
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- Prior art keywords
- groove
- air guide
- mould
- ejection
- plate
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- 238000002347 injection Methods 0.000 title claims abstract description 19
- 239000007924 injection Substances 0.000 title claims abstract description 19
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 1
- 238000007664 blowing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a demoulding mechanism for among injection mold, including lower mould, reset spring, torque spring and last mould, the die cavity has been seted up at the top of lower mould, and is provided with the mounting groove in the lower mould to place the air guide seat in the mounting groove, install the mould at the top of lower mould moreover, the bottom through connection of air guide seat has the gas-supply pipe, and the one end of gas-supply pipe is located the below of lower mould, and the top of air guide seat is reserved has the air guide hole, set up the liftout groove between mounting groove and the die cavity, and the top in liftout groove has placed the liftout plate to the bottom of liftout plate is fixed with the guide arm, the one end of gag lever post is located the spacing inslot, the limit end through-thread installation of air guide seat has the air duct, the top in limit groove is connected with the vibration board through the torque spring axle. The demoulding mechanism for the injection mould ejects the mould in a relatively moderate method in a high-speed airflow mode, and simultaneously avoids the damage of the mould by matching with vibration.
Description
Technical Field
The utility model relates to an injection mold technical field specifically is a demoulding mechanism for among injection mold.
Background
The injection mold is a process of pouring a liquid melted by heating into a mold cavity with a given shape and molding after cooling, and is widely applied to molding processing of plastics and partial metals, and after the mold is cooled and molded, the mold needs to be taken out and used to a demolding mechanism, however, the existing demolding mechanism has the following problems when in use:
when the demoulding mechanism is used for an injection mould, a forming mould is usually ejected out of a mould cavity, the existing demoulding mechanism is inconvenient to carry out mould ejection operation in a mild mode, demoulding is usually carried out in a mechanical rigid ejection mode, and the bonding part between the outside of the mould and the inner wall of the mould cavity is easily forced to be separated, so that the mould is damaged.
In order to solve the problems, innovative design is urgently needed on the basis of the original demoulding mechanism.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a demoulding mechanism for among injection mold to solve above-mentioned background and propose current demoulding mechanism, inconvenient adoption mitigatees the mode and carry out the ejecting operation of mould, the inconvenient problem that realizes the synchronous oscillation and break away from simultaneously.
In order to achieve the above object, the utility model provides a following technical scheme: a demoulding mechanism for an injection mould comprises a lower mould, a reset spring, a torsion spring and an upper mould, wherein a mould cavity is arranged at the top of the lower mould, a mounting groove is arranged in the lower mould, a gas guide seat is placed in the mounting groove, the upper mould is arranged at the top of the lower mould, the bottom of the gas guide seat is connected with a gas pipe in a penetrating way, one end of the gas pipe is positioned below the lower mould, a gas guide hole is reserved at the top of the gas guide seat, an ejection groove is formed between the mounting groove and the mould cavity, an ejection plate is placed at the top of the ejection groove, a guide rod is fixed at the bottom of the ejection plate, a limit rod is welded at the edge of the top of the guide rod, one end of the limit rod is positioned in the limit groove, the limit groove is opened on the inner wall of the ejection groove, the reset spring is fixed between the top of the limit groove and the top of the limit rod, and a gas guide pipe is installed at the edge of the gas guide seat in a penetrating way, and the one end of air duct is located the bottom in limit groove to the inside at lower mould avris is seted up in the limit groove, the top in limit groove is connected with the vibration board through the torsional spring axle, and has seted up the gas outlet between the top edge in limit groove and the outside of lower mould.
Preferably, the air guide holes are distributed on the air guide seat at equal intervals, are designed in a circular truncated cone structure, and share the central axis with the ejector plate.
Preferably, the cross section of the ejection plate is designed into an inverted isosceles trapezoid structure, and the ejection plate and the top of the ejection groove are mutually clamped.
Preferably, the limiting rod forms an elastic sliding structure through the return spring and the limiting groove, and the number of the limiting rods is 4 in symmetry with the central axis of the ejector plate.
Preferably, the bottom of the side groove is connected with a guide shaft through a shaft, a guide plate is fixed on the outer side of the guide shaft at an equal angle, and the outer side of the guide plate is attached to the inner wall of the side groove.
Preferably, the vibration plate and the side groove form an elastic rotation structure through the torsion spring, and the vibration plate and the side groove are distributed in an inclined structure.
Compared with the prior art, the beneficial effects of the utility model are that: the demoulding mechanism used in the injection mould;
1. through the air guide holes which are arranged on the air guide seat at equal intervals, when compressed air enters the air guide seat through an air conveying pipe by external high-speed compressed air equipment, high-speed airflow enters the ejection groove through the air guide holes, the airflow impacts the ejection plate, the mold is ejected through the ejection plate in a relatively moderate mode, and meanwhile, the ejection plate with the isosceles trapezoid structure is inverted, so that when the ejection plate is ejected, the airflow can be in contact with the bottom of the mold from the gap of the ejection groove, and the ejection efficiency is improved by matching the use of the ejection plate;
2. set up the vibration board at the limit inslot through the slope, compressed air in the air guide seat gets into behind the limit groove through the air duct, contact with the baffle, drive the baffle and rotate on the guide shaft, relax the short of brief closure through the baffle to the air current, and then when the air current got into the limit inslot, when blowing vibration board pivoted, under torque spring's effect, make the vibration board can reciprocating rotation, through vibration board and the contact of limit inslot wall, produce the vibration, the mould of being convenient for breaks away from in the die cavity, avoid the mould impaired.
Drawings
FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;
FIG. 3 is a schematic top view of the air guide seat of the present invention;
fig. 4 is a schematic view of the structure of the ejector plate in a bottom view;
FIG. 5 is a schematic view of the top distribution structure of the guide plate of the present invention;
fig. 6 is a schematic top view of the cross-sectional structure of the vibrating plate according to the present invention.
In the figure: 1. a lower die; 2. a mold cavity; 3. mounting grooves; 4. a gas guide seat; 5. a gas delivery pipe; 6. an air vent; 7. ejecting the groove; 8. ejecting the plate; 9. a guide bar; 10. a limiting rod; 11. a limiting groove; 12. a return spring; 13. an air duct; 14. a side groove; 15. a torsion spring; 16. a vibrating plate; 17. an air outlet; 18. a guide shaft; 19. a guide plate; 20. and (5) an upper die.
Detailed Description
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. 1-6, the present invention provides a technical solution: a demoulding mechanism used in an injection mould comprises a lower mould 1, a mould cavity 2, a mounting groove 3, an air guide seat 4, an air guide pipe 5, an air guide hole 6, an ejection groove 7, an ejection plate 8, a guide rod 9, a limiting rod 10, a limiting groove 11, a reset spring 12, an air guide pipe 13, a side groove 14, a torsion spring 15, a vibrating plate 16, an air outlet 17, a guide shaft 18, a guide plate 19 and an upper mould 20, wherein the mould cavity 2 is arranged at the top of the lower mould 1, the mounting groove 3 is arranged in the lower mould 1, the air guide seat 4 is arranged in the mounting groove 3, the upper mould 20 is arranged at the top of the lower mould 1, the air guide pipe 5 is connected at the bottom of the air guide seat 4 in a penetrating way, one end of the air guide pipe 5 is positioned below the lower mould 1, the air guide hole 6 is reserved at the top of the air guide seat 4, the ejection groove 7 is arranged between the mounting groove 3 and the mould cavity 2, the ejection plate 8 is arranged at the top of the ejection groove 7, and the guide rod 9 is fixed at the bottom of the ejection plate 8, and the welding of the top edge of guide arm 9 has gag lever post 10, the one end of gag lever post 10 is located spacing groove 11, and spacing groove 11 is seted up on the inner wall of liftout groove 7, and be fixed with reset spring 12 between the top of spacing groove 11 and gag lever post 10, the limit end of air guide seat 4 runs through and installs air duct 13, and the one end of air duct 13 is located the bottom of limit groove 14, and limit groove 14 sets up the inside of 1 avris of lower mould, there is vibration board 16 the top of limit groove 14 is connected through the 15 hub connections of torsion spring, and gas outlet 17 has been seted up between the top edge of limit groove 14 and the outside of lower mould 1.
The air guide holes 6 are distributed on the air guide seat 4 at equal intervals, the air guide holes 6 are in a circular truncated cone structure design, and the air guide holes 6 and the ejector plate 8 share the same central axis, so that when external high-speed compressed air equipment is connected, air is conveyed into the air guide seat 4 through the air conveying pipe 5, the air is further compressed through the air guide holes 6, high-speed air flow can be blown to the ejector plate 8 on the ejector groove 7, and the forming die is ejected through the ejector plate 8 in a moderate mode through the impact force of the high-speed air flow;
the section of the ejection plate 8 is designed to be an inverted isosceles trapezoid structure, and the ejection plate 8 is clamped with the top of the ejection groove 7, so that the sealing in the die cavity 2 can be kept when the ejection plate 8 is attached to the ejection groove 7, and meanwhile, when the ejection plate 8 is blown by airflow, a gap exists between the ejection plate 8 and the ejection groove 7, the airflow can contact a forming die, and the ejection effect is further improved;
the limiting rod 10 and the limiting groove 11 form an elastic sliding structure through the reset spring 12, 4 limiting rods 10 are symmetrically arranged about the central axis of the ejector plate 8, and the ejector plate 8 can return to the original position to seal the die cavity 2 when the airflow impact force is lost through the elastic sliding of the limiting rods 10 in the limiting groove 11, so that the next die manufacturing is facilitated;
the bottom of the side groove 14 is connected with a guide shaft 18 in a shaft mode, guide plates 19 are fixed on the outer side of the guide shaft 18 at equal angles, the outer side of each guide plate 19 is attached to the inner wall of the side groove 14, when the airflow in the air guide seat 4 reaches the side groove 14 through the air guide pipe 13, the airflow is in contact with the guide plates 19, the guide shafts 18 are blown to rotate, on one hand, the airflow can enter the top of the side groove 14, on the other hand, the guide plates 19 rotate along with the guide shaft 18, the side groove 14 is temporarily closed, and meanwhile, the guide plates 19 also slow down the impact force of the airflow;
the vibrating plate 16 forms an elastic rotating structure through the torsion spring 15 and the side groove 14, the vibrating plate 16 and the side groove 14 are distributed in an inclined structure, when air flow enters the side groove 14 through the guide plate 19, the vibrating plate 16 is in contact with the top of the inclined vibrating plate 16, the vibrating plate 16 is blown to rotate in the side groove 14, meanwhile, the guide plate 19 is matched with clearance blocking and consumption of the air flow, the vibrating plate 16 can continuously rotate in a reciprocating mode under the action of the torsion spring 15, the top of the vibrating plate 16 can be in continuous contact with the inner wall of the side groove 14, vibration is generated, separation of a mold in the mold cavity 2 is facilitated, and damage during ejection of the mold is avoided.
The working principle is as follows: when the demoulding mechanism for the injection mould is used, as shown in figures 1-4, firstly, after the injection moulding is finished, the lower mould 1 and the mould cavity 2 are separated, a high-speed compressed air device is externally connected, the gas is conveyed into the gas guide seat 4 through the gas conveying pipe 5, the gas is further compressed through the gas guide hole 6, so that the high-speed gas flow can be blown to the ejection plate 8 on the ejection groove 7, the forming mould is ejected through the ejection plate 8 in a relatively moderate mode through the impact force of the high-speed gas flow, meanwhile, when the ejection plate 8 is blown by the gas flow, a gap exists between the ejection plate 8 and the ejection groove 7, the gas flow can contact the forming mould, the ejection effect is further improved, after the ejection contact, the gas flow impact is lost, the limiting rod 10 elastically slides in the limiting groove 11 through the reset spring 12, so that the ejection plate 8 can return to the original position, and the mould cavity 2 is sealed, the next mould manufacturing is convenient;
then, as shown in fig. 1 and fig. 5-6, the air flow in the air guide seat 4 reaches the bottom of the side groove 14 through the air guide tube 13, the air flow contacts the guide plate 19, the blowing guide shaft 18 rotates, on one hand, the air flow can enter the top of the side groove 14, on the other hand, the guide plate 19 rotates along with the rotation of the guide shaft 18, the side groove 14 is momentarily closed, meanwhile, the guide plate 19 also slows down the impact force of the air flow, the air flow enters the side groove 14 through the guide plate 19 and contacts with the top of the inclined vibration plate 16, the blowing vibration plate 16 rotates in the side groove 14, and simultaneously, the guide plate 19 is matched with the clearance blocking and consumption of the air flow, so that the vibration plate 16 can continuously rotate back and forth under the action of the torsion spring 15, the top of the vibration plate 16 can continuously contact with the inner wall of the side groove 14 to generate vibration, the mold in the mold cavity 2 is convenient to separate, the damage during mold ejection is avoided, the air flow is discharged from the air outlet 17 through the side groove 14, meanwhile, the airflow in the ejection slot 7 contacts the ejection plate 8, enters the side slot 14 from the gap between the mounting slot 3 and the air guide seat 4 and then is discharged.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a demoulding mechanism for among injection mold, includes lower mould (1), reset spring (12), torsion spring (15) and goes up mould (20), its characterized in that: the die cavity (2) is formed in the top of the lower die (1), the mounting groove (3) is formed in the lower die (1), the air guide seat (4) is placed in the mounting groove (3), the upper die (20) is mounted at the top of the lower die (1), the bottom of the air guide seat (4) is connected with the air conveying pipe (5) in a penetrating mode, one end of the air conveying pipe (5) is located below the lower die (1), the air guide hole (6) is reserved in the top of the air guide seat (4), the ejection groove (7) is formed between the mounting groove (3) and the die cavity (2), the ejection plate (8) is placed at the top of the ejection groove (7), the guide rod (9) is fixed to the bottom of the ejection plate (8), the limiting rod (10) is welded to the edge of the top of the guide rod (9), one end of the limiting rod (10) is located in the limiting groove (11), and the limiting groove (11) is formed in the inner wall of the ejection groove (7), and be fixed with reset spring (12) between the top of spacing groove (11) and gag lever post (10), the limit end of air guide seat (4) runs through and installs air duct (13), and the one end of air duct (13) is located the bottom of limit groove (14) to the inside on lower mould (1) avris is seted up in limit groove (14), the top of limit groove (14) is connected with vibration board (16) through torsion spring (15) axle, and has seted up gas outlet (17) between the top edge of limit groove (14) and the outside of lower mould (1).
2. A demolding mechanism for use in an injection mold according to claim 1, characterized in that: the air guide holes (6) are distributed on the air guide seat (4) at equal intervals, the air guide holes (6) are designed in a circular truncated cone structure, and the air guide holes (6) and the ejector plate (8) share the same central axis.
3. A demolding mechanism for use in an injection mold according to claim 1, characterized in that: the section of the ejection plate (8) is designed to be an inverted isosceles trapezoid structure, and the ejection plate (8) is clamped with the top of the ejection groove (7) mutually.
4. A demolding mechanism for use in an injection mold according to claim 1, characterized in that: the limiting rod (10) forms an elastic sliding structure through the reset spring (12) and the limiting groove (11), and the limiting rod (10) is symmetrically provided with 4 limiting rods around the central axis of the ejector plate (8).
5. A demolding mechanism for use in an injection mold according to claim 1, characterized in that: the bottom of the side groove (14) is connected with a guide shaft (18) through a shaft, guide plates (19) are fixed on the outer side of the guide shaft (18) at equal angles, and the outer side of each guide plate (19) is attached to the inner wall of the side groove (14).
6. A demolding mechanism for use in an injection mold according to claim 1, characterized in that: the vibrating plate (16) and the side groove (14) form an elastic rotating structure through the torsion spring (15), and the vibrating plate (16) and the side groove (14) are distributed in an inclined structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022956322.7U CN214082640U (en) | 2020-12-11 | 2020-12-11 | Demoulding mechanism for injection mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022956322.7U CN214082640U (en) | 2020-12-11 | 2020-12-11 | Demoulding mechanism for injection mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214082640U true CN214082640U (en) | 2021-08-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022956322.7U Expired - Fee Related CN214082640U (en) | 2020-12-11 | 2020-12-11 | Demoulding mechanism for injection mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214082640U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114889066A (en) * | 2022-03-14 | 2022-08-12 | 慈溪市盛艺模具有限公司 | Forming die of car grid |
| CN116572472A (en) * | 2023-05-31 | 2023-08-11 | 河间市鑫华财注塑厂 | Injection molding die for plastic valve handle |
| CN116713422A (en) * | 2023-06-13 | 2023-09-08 | 东实沿浦(十堰)科技有限公司 | Device convenient to fastener shaping drawing of patterns |
-
2020
- 2020-12-11 CN CN202022956322.7U patent/CN214082640U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114889066A (en) * | 2022-03-14 | 2022-08-12 | 慈溪市盛艺模具有限公司 | Forming die of car grid |
| CN114889066B (en) * | 2022-03-14 | 2024-04-02 | 慈溪市盛艺模具有限公司 | Forming die of automobile grille |
| CN116572472A (en) * | 2023-05-31 | 2023-08-11 | 河间市鑫华财注塑厂 | Injection molding die for plastic valve handle |
| CN116572472B (en) * | 2023-05-31 | 2024-06-14 | 东莞市恒泽利塑胶模具制品有限公司 | Injection molding die for plastic valve handle |
| CN116713422A (en) * | 2023-06-13 | 2023-09-08 | 东实沿浦(十堰)科技有限公司 | Device convenient to fastener shaping drawing of patterns |
| CN116713422B (en) * | 2023-06-13 | 2024-03-08 | 东实沿浦(十堰)科技有限公司 | Device convenient to fastener shaping drawing of patterns |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210831 |