CN219726921U - Plastic mould demoulding device - Google Patents
Plastic mould demoulding device Download PDFInfo
- Publication number
- CN219726921U CN219726921U CN202321044402.2U CN202321044402U CN219726921U CN 219726921 U CN219726921 U CN 219726921U CN 202321044402 U CN202321044402 U CN 202321044402U CN 219726921 U CN219726921 U CN 219726921U
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- frame
- rod
- air inlet
- plastic
- air outlet
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- 230000005540 biological transmission Effects 0.000 claims description 40
- 238000000034 method Methods 0.000 description 10
- 230000000903 blocking effect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a plastic mould demoulding device, and relates to the technical field of plastic moulds. The utility model comprises the following steps: the device comprises a frame, wherein a lower die is arranged on the frame, an upper die which is in sliding fit with the frame is arranged above the lower die, an air outlet hole, a containing groove and an air inlet hole which are sequentially communicated are formed in the lower die, a plugging plate is arranged in the containing groove in a sliding manner, a fixing rod is arranged on the lower die in a sliding manner, and the free end of the fixing rod is connected with the plugging plate; the fixed cylinder is arranged on the frame, a piston is arranged in the fixed cylinder in a sliding way, the fixed cylinder is communicated with an air inlet pipe and an air outlet pipe, and the free end of the air outlet pipe is communicated with the air inlet hole. When the plastic mold is demolded, the driving piece drives the piston to linearly and reciprocally slide, external air sequentially enters the air inlet pipe, the fixed cylinder, the air outlet pipe, the air inlet hole, the accommodating groove and the air outlet hole, and the plastic piece is driven to be separated from the lower mold, so that the demolding is completed, the damage to the processed plastic piece is avoided, and the influence on the quality of finished plastic is reduced, so that the plastic mold has practicability.
Description
Technical Field
The utility model relates to the technical field of plastic molds, in particular to a plastic mold demolding device.
Background
The plastic mould is a kind of modular mould for compression moulding, extrusion moulding, injection, blow moulding and low foaming moulding, the mould is protruding, the die and the coordination of auxiliary moulding system change, can process a series of plastic parts of different shapes, different sizes, and the plastic mould drawing of patterns is the process of taking out the plastic mould that will process, and current plastic mould shedder is ejecting or ejecting the plastic mould that will process from the plastic mould through ejector pin or push rod usually, in this process, causes the damage to the plastic mould that will process easily to influence the quality of finished product plastic, consequently proposes plastic mould shedder.
Disclosure of Invention
The utility model aims at: in order to solve the problems of the background technology, the utility model provides a plastic mold demolding device.
The utility model adopts the following technical scheme for realizing the purposes:
a plastic mold stripping apparatus comprising:
the device comprises a frame, wherein a lower die is arranged on the frame, an upper die which is in sliding fit with the frame is arranged above the lower die, an air outlet hole, a containing groove and an air inlet hole which are sequentially communicated are formed in the lower die, a plugging plate is arranged in the containing groove in a sliding manner, a fixing rod is arranged on the lower die in a sliding manner, and the free end of the fixing rod is connected with the plugging plate;
the fixed cylinder is arranged on the frame, a piston is arranged in the fixed cylinder in a sliding manner, the fixed cylinder is communicated with an air inlet pipe and an air outlet pipe, the free end of the air outlet pipe is communicated with the air inlet hole, check valves are arranged on the air inlet pipe and the air outlet pipe, and a driving piece which is fixedly connected with the piston and used for driving the piston to linearly reciprocate is arranged on the frame.
Further, a reset spring sleeved on the fixing rod is arranged between the plugging plate and the accommodating groove, and the fixing rod is in transmission connection with the upper die through the transmission part so as to realize the sliding of the upper die and the fixing rod together.
Further, the transmission part includes:
the first guide wheel and the second guide wheel are respectively rotatably arranged on the frame and the upper die;
the fixed ring is arranged on the upper die, the connecting hook is hooked on the fixed ring, the pull rope is arranged on the connecting hook, and the free end of the pull rope sequentially bypasses the second guide wheel and the first guide wheel and is connected with the fixed rod.
Further, the free end of the air inlet pipe is configured to be tapered.
Further, a filter screen is arranged at the free end of the air inlet pipe.
Further, the driving member includes:
the sliding rod is arranged on the fixed cylinder in a sliding way, and one end of the sliding rod is fixedly connected with the piston;
the rotating rod is rotatably arranged on the frame, a rotating disc is sleeved on the rotating rod, a connecting rod is eccentrically hinged on the rotating disc, and the free end of the connecting rod is hinged with the other end of the sliding rod.
Further, the rotating rod is in transmission connection with the upper die through a transmission piece so as to realize sliding of the upper die and rotation of the rotating rod.
Further, the transmission member includes:
the shaft rod is rotatably arranged on the frame, the shaft rod is in transmission connection with the rotating rod through the bevel gear assembly, a transmission gear is sleeved on the shaft rod, and a transmission rack meshed with the transmission gear is arranged on the upper die.
The beneficial effects of the utility model are as follows: when the plastic mold is demolded, the driving piece drives the piston to linearly and reciprocally slide, external air sequentially enters the air inlet pipe, the fixed cylinder, the air outlet pipe, the air inlet hole, the accommodating groove and the air outlet hole, and the plastic piece is driven to be separated from the lower mold, so that the demolding is completed, the damage to the processed plastic piece is avoided, and the influence on the quality of finished plastic is reduced, so that the plastic mold has practicability.
Drawings
FIG. 1 is a perspective view of the structure of the present utility model;
FIG. 2 is a perspective cross-sectional view of the present utility model;
FIG. 3 is an enlarged view of the utility model at A in FIG. 2;
FIG. 4 is an enlarged view of the utility model at B in FIG. 2;
FIG. 5 is another perspective cross-sectional view of the present utility model;
FIG. 6 is an enlarged view of the utility model at C in FIG. 5;
FIG. 7 is an enlarged view of the utility model at D in FIG. 5;
fig. 8 is an enlarged view of the utility model at E in fig. 5.
Reference numerals: 1. a frame; 2. a lower die; 3. an upper die; 4. an air outlet hole; 5. a receiving groove; 6. an air inlet hole; 7. a plugging plate; 8. a fixed rod; 9. a fixed cylinder; 10. a piston; 11. an air inlet pipe; 12. an air outlet pipe; 13. a one-way valve; 14. a driving member; 1401. a slide bar; 1402. a rotating rod; 1403. a turntable; 1404. a connecting rod; 15. a return spring; 16. a transmission part; 1601. a first guide wheel; 1602. a second guide wheel; 1603. a fixing ring; 1604. a connecting hook; 1605. a pull rope; 17. a filter screen; 18. a transmission member; 1801. a shaft lever; 1802. a bevel gear assembly; 1803. a transmission gear; 1804. and (5) driving the rack.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
As shown in fig. 1 to 8, a plastic mold stripping device according to an embodiment of the present utility model includes: the device comprises a frame 1, wherein a lower die 2 is arranged on the frame, an upper die 3 which is in sliding fit with the frame 1 is arranged above the lower die 2, the upper die 3 and the lower die 2 are both in horizontal directions, the upper die 3 is arranged on the frame 1 in a sliding manner along the vertical direction, in an initial state, the upper die 3 is far away from the lower die 2, an air outlet 4, a containing groove 5 and an air inlet 6 which are sequentially communicated are formed in the lower die 2, a plugging plate 7 is arranged in the containing groove 5 in a sliding manner, the plugging plate 7 is in the horizontal direction and is arranged in the containing groove 5 in a sliding manner along the horizontal direction, in the initial state, the air outlet 4, the containing groove 5 and the air inlet 6 are sequentially communicated, a fixing rod 8 is arranged on the lower die 2 in a sliding manner along the horizontal direction, and the free end of the fixing rod 8 is connected with the plugging plate 7; the fixed cylinder 9 is arranged on the frame 1, the fixed cylinder 9 is in a horizontal direction, a piston 10 is arranged in the fixed cylinder 9 in a sliding manner, the piston 10 is arranged in the fixed cylinder 9 in a sliding manner along the horizontal direction, the fixed cylinder 9 is communicated with an air inlet pipe 11 and an air outlet pipe 12, the free end of the air outlet pipe 12 is communicated with the air inlet hole 6, the free end of the air inlet pipe 11 is communicated with the outside, check valves 13 are arranged on the air inlet pipe 11 and the air outlet pipe 12, external air can only enter the fixed cylinder 9 from the air inlet pipe 11 and cannot enter the air inlet pipe 11 from the fixed cylinder 9, air in the fixed cylinder 9 can only enter the air outlet pipe 12 from the air outlet pipe 12 through the check valves 13 on the air outlet pipe 12, a driving piece 14 which is fixedly connected with the piston 10 and is used for driving the air outlet pipe to slide linearly and reciprocally is arranged on the frame 1 in an initial state, the piston 10 can block the opposite ends of the air inlet pipe 11 and the air outlet pipe 12, when in use, the fixing rod 8 is driven to slide forward along the horizontal direction, the blocking plate 7 is driven to slide synchronously along with the air inlet hole 6 and the air outlet hole 4, the upper die 3 is driven to slide downwards on the frame 1 along the vertical direction, a plastic part is formed by pressing and injection molding of the upper die 3 and the lower die 2, the upper die 3 is driven to slide upwards on the frame 1 along the vertical direction, the plastic part is demoulded, the fixing rod 8 is driven to slide reversely along the horizontal direction, the blocking plate 7 is driven to slide synchronously along with the air inlet hole 6 and the air outlet hole 4, the air inlet hole 6 and the air outlet hole 4 are communicated with the accommodating groove 5, meanwhile, the piston 10 is driven to slide linearly and reciprocally along the horizontal direction through the driving part 14, when the piston 10 releases the opposite ends of the air inlet pipe 11 and the air outlet pipe 12, the inside of the fixed cylinder 9 is in a negative pressure state, at the moment, external air can enter the fixed cylinder 9 through the air inlet pipe 11, when the piston 10 plugs the opposite ends of the air inlet pipe 11 and the air outlet pipe 12 again, the air in the fixed cylinder 9 can enter the air inlet hole 6 through the air outlet pipe 12, then the air enters the accommodating groove 5 and is blown out through the air outlet hole 4, the plastic part is driven to be separated from the lower die 2, so that the demoulding is finished, the damage to the processed plastic part is avoided, and the influence on the quality of the finished plastic is reduced.
As shown in fig. 1-3, in some embodiments, a reset spring 15 sleeved on the fixing rod 8 is disposed between the plugging plate 7 and the accommodating groove 5, the fixing rod 8 is in transmission connection with the upper die 3 through a transmission part 16, so as to enable the upper die 3 to slide along with the fixing rod 8, and in reference to the above, in the initial state, the air outlet hole 4, the accommodating groove 5 and the air inlet hole 6 are sequentially communicated, at this time, the reset spring 15 is in a natural state, when the upper die 3 is driven to slide downwards on the frame 1 along with the vertical direction, the fixing rod 8 is driven to slide forward along with the horizontal direction through the transmission part 16, the reset spring 15 is extruded by the plugging plate 7, otherwise, when the upper die 3 is driven to slide upwards on the frame 1 along with the vertical direction, the reset spring 15 is extruded to a natural state, and the fixing rod 8 slides reversely along with the horizontal direction due to elastic potential energy.
As shown in fig. 2-4, in some embodiments, the transmission 16 includes: the first guide wheel 1601 and the second guide wheel 1602 are respectively and rotatably arranged on the frame 1 and the upper die 3, and the second guide wheel 1602 and the first guide wheel 1601 are vertically distributed; the fixed ring 1603 is arranged on the upper die 3, the connecting hook 1604 is hooked on the fixed ring 1603, the pull rope 1605 is arranged on the connecting hook 1604, the free end of the pull rope 1605 sequentially bypasses the second guide wheel 1602 and the first guide wheel 1601 and is connected with the fixed rod 8, when the upper die 3 is driven to slide downwards in the vertical direction on the frame 1, the fixed ring 1603 and the connecting hook 1604 are driven to move downwards together, in the process, the pull rope 1605 is pulled downwards by the connecting hook 1604, the pull rope 1605 is guided and limited by the second guide wheel 1602 and the first guide wheel 1601, the fixed rod 8 positively slides in the horizontal direction due to the pull force of the pull rope 1605, otherwise, when the upper die 3 is driven to slide upwards in the vertical direction on the frame 1, the fixed ring 1603 and the connecting hook 1604 are driven to move downwards together, in the process, the reset spring 15 is reset to a natural state due to extrusion, the fixed rod 8 reversely slides in the horizontal direction due to elastic potential energy, and the pull rope 1605 is guided and limited by the second guide wheel 1602 and the first guide wheel 1601, so that the fixed rod 8 slides together with the fixed rod 8.
As shown in fig. 7, in some embodiments, the free end of the air intake pipe 11 is configured to be tapered, and when the outside air is introduced into the fixed cylinder 9 from the air intake pipe 11, the outside air forms turbulence at the free end of the air intake pipe 11, and the tapered design can raise the air intake amount to some extent, thereby improving the demolding efficiency.
As shown in fig. 7, in some embodiments, the free end of the air inlet pipe 11 is provided with a filter screen 17, and when the external air enters the fixed cylinder 9 from the air inlet pipe 11, dust and impurities in the external air can be filtered and blocked by the filter screen 17, so as to avoid the dust and impurities from polluting the plastic part, thereby improving the quality of the plastic part to a certain extent.
As shown in fig. 7-8, in some embodiments, the driver 14 includes: the sliding rod 1401 is arranged on the fixed cylinder 9 in a sliding manner, one end of the sliding rod 1401 is fixedly connected with the piston 10, and the sliding rod 1401 is arranged on the fixed cylinder 9 in a horizontal direction in a sliding manner along the horizontal direction; the rotating rod 1402 is arranged on the frame 1 in a rotating way, the rotating rod 1402 is in a vertical direction, a rotating disc 1403 is sleeved on the rotating rod 1402, a connecting rod 1404 is eccentrically hinged on the rotating disc 1403, the free end of the connecting rod 1404 is hinged with the other end of the sliding rod 1401, the rotating disc 1403 and the connecting rod 1404 are both in a horizontal direction, and according to the above, when the sliding rod is used, the rotating rod 1402 is driven to rotate, the rotating disc 1403 is driven to rotate together with the rotating rod 1402, in the process, the connecting rod 1404 rotates around a hinging point and drives the sliding rod 1401 to linearly reciprocate along the horizontal direction, and the piston 10 slides along with the sliding rod 1401, so that the piston 10 is driven to linearly reciprocate along the horizontal direction.
As shown in fig. 1, in some embodiments, the rotating rod 1402 is in transmission connection with the upper module 3 through the transmission member 18, so as to realize sliding of the upper module 3 and rotation of the rotating rod 1402, and referring to the above, when the upper module 3 is driven to slide downwards and upwards on the frame 1 in the vertical direction, the rotation of the rotating rod 1402 is realized through the transmission member 18, so that not only can the sliding of the upper module 3 be realized, but also the rotating of the rotating rod 1402 can be realized, and meanwhile, the power source for driving the rotating rod 1402 to rotate is the sliding upper module 3, so that additional power is not needed, thereby reducing energy consumption to a certain extent, and being more energy-saving and environment-friendly.
As shown in fig. 8, in some embodiments, the transmission 18 includes: the shaft rod 1801 is rotatably arranged on the frame 1, the shaft rod 1801 is in a horizontal direction, the shaft rod 1801 and the rotating rod 1402 are in transmission connection through the bevel gear assembly 1802, the bevel gear assembly 1802 is composed of two meshed bevel gears, the two bevel gears are respectively sleeved on the shaft rod 1801 and the rotating rod 1402, the transmission gear 1803 is sleeved on the shaft rod 1801, the transmission rack 1804 meshed with the transmission gear 1803 is arranged on the upper die 3, the transmission rack 1804 is in a vertical direction, and when the upper die 3 is driven to slide downwards and upwards on the frame 1 in the vertical direction, the transmission rack 1804 moves along with the upper die 3 in the vertical direction, in the process, the transmission gear 1803 rotates due to the meshing effect, the shaft rod 1801 rotates along with the transmission gear 1803, and the bevel gear assembly drives the rotating rod 1402 to rotate along with the transmission gear 1803, so that the rotating rod 1402 rotates when the upper die 3 slides.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. Plastic mould shedder, its characterized in that includes:
the device comprises a frame (1), wherein a lower die (2) is arranged on the frame, an upper die (3) which is in sliding fit with the frame (1) is arranged above the lower die (2), an air outlet hole (4), a containing groove (5) and an air inlet hole (6) which are sequentially communicated are formed in the lower die (2), a plugging plate (7) is arranged in the containing groove (5) in a sliding manner, a fixing rod (8) is arranged on the lower die (2) in a sliding manner, and the free end of the fixing rod (8) is connected with the plugging plate (7);
the fixed cylinder (9) is arranged on the frame (1), the piston (10) is arranged in the fixed cylinder (9) in a sliding manner, the air inlet pipe (11) and the air outlet pipe (12) are communicated on the fixed cylinder (9), the free end of the air outlet pipe (12) is communicated with the air inlet hole (6), the air inlet pipe (11) and the air outlet pipe (12) are both provided with one-way valves (13), and the frame (1) is provided with a driving piece (14) which is fixedly connected with the piston (10) and is used for driving the piston to linearly and reciprocally slide.
2. The plastic mold demolding device according to claim 1, characterized in that a reset spring (15) sleeved on the fixing rod (8) is arranged between the plugging plate (7) and the accommodating groove (5), and the fixing rod (8) is in transmission connection with the upper mold (3) through a transmission part (16) so as to realize the sliding of the upper mold (3) and the fixing rod (8).
3. The plastic mold stripping device according to claim 2, characterized in that the transmission (16) comprises:
the first guide wheel (1601) and the second guide wheel (1602) are respectively and rotatably arranged on the frame (1) and the upper die (3);
the fixed ring (1603) is arranged on the upper die (3), the connecting hook (1604) is hooked on the fixed ring (1603), the pull rope (1605) is arranged on the connecting hook (1604), and the free end of the pull rope (1605) sequentially bypasses the second guide wheel (1602) and the first guide wheel (1601) and is connected with the fixed rod (8).
4. A plastic mould stripping device as claimed in claim 1, characterized in that the free end of the air inlet pipe (11) is conically configured.
5. A plastic mould stripping device according to claim 1, characterized in that the free end of the air inlet pipe (11) is provided with a filter screen (17).
6. The plastic mold stripping device of claim 1, characterized in that the drive (14) comprises:
the sliding rod (1401) is arranged on the fixed cylinder (9) in a sliding manner, and one end of the sliding rod is fixedly connected with the piston (10);
the rotating rod (1402) is rotatably arranged on the frame (1), a rotating disc (1403) is sleeved on the rotating rod (1402), a connecting rod (1404) is eccentrically hinged on the rotating disc (1403), and the free end of the connecting rod (1404) is hinged with the other end of the sliding rod (1401).
7. The plastic mold stripping device according to claim 6, characterized in that the rotating rod (1402) is in transmission connection with the upper mold (3) through a transmission member (18) to realize sliding of the upper mold (3) and rotation of the rotating rod (1402).
8. The plastic mold stripping device as claimed in claim 7, characterized in that the transmission element (18) comprises:
the shaft lever (1801) is rotatably arranged on the frame (1), the shaft lever (1801) is in transmission connection with the rotating rod (1402) through the bevel gear assembly (1802), a transmission gear (1803) is sleeved on the shaft lever (1801), and a transmission rack (1804) meshed with the transmission gear (1803) is arranged on the upper die (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321044402.2U CN219726921U (en) | 2023-05-04 | 2023-05-04 | Plastic mould demoulding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321044402.2U CN219726921U (en) | 2023-05-04 | 2023-05-04 | Plastic mould demoulding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219726921U true CN219726921U (en) | 2023-09-22 |
Family
ID=88028493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321044402.2U Active CN219726921U (en) | 2023-05-04 | 2023-05-04 | Plastic mould demoulding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219726921U (en) |
-
2023
- 2023-05-04 CN CN202321044402.2U patent/CN219726921U/en active Active
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