CN211105328U - Notebook computer plastic part injection mold with vacuumizing mechanism - Google Patents
Notebook computer plastic part injection mold with vacuumizing mechanism Download PDFInfo
- Publication number
- CN211105328U CN211105328U CN201921984851.9U CN201921984851U CN211105328U CN 211105328 U CN211105328 U CN 211105328U CN 201921984851 U CN201921984851 U CN 201921984851U CN 211105328 U CN211105328 U CN 211105328U
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- die body
- fixedly arranged
- notebook computer
- wall surface
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- 238000002347 injection Methods 0.000 title claims abstract description 22
- 239000007924 injection Substances 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 title claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 22
- 238000001746 injection moulding Methods 0.000 claims abstract description 17
- 238000009434 installation Methods 0.000 claims description 7
- 238000005086 pumping Methods 0.000 claims 6
- 238000000605 extraction Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000000465 moulding Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a notebook computer moulds a injection mold with evacuation mechanism, include: base: the die closing structure is fixedly arranged on the upper wall surface of the base and is positioned on the middle line; the locking structure is fixedly arranged in the base; the vacuumizing structure is fixedly arranged in the die assembly structure; further comprising: the control box is fixedly arranged on the upper wall surface of the base and is positioned at the left end, the utility model relates to the technical field of injection molds, and the upper mold body descends and is knocked and arranged on the lower mold body to form sealing by controlling the extension drive of a hydraulic cylinder; the locking block is clamped and matched with the locking rod to be sealed and locked by controlling the electric push rod to extend; before injection molding, the sealing block is moved rightwards by rotating the threaded rod, so that the injection molding pipeline is communicated with the exhaust pipe, and then the vacuum pump is controlled to perform extraction; the design adopts a simple structure design method, solves the problem that internal gas cannot be discharged when the mold is used for injection molding, prevents bubbles from generating to influence the quality of a plastic part, and prevents the deformation of the mold caused by overlarge internal pressure.
Description
Technical Field
The utility model relates to an injection mold technical field specifically is a notebook computer moulds a injection mold with evacuation mechanism.
Background
Injection molding, also known as injection molding, is a molding method that is injection and molding; the injection molding method has the advantages of high production speed, high efficiency, automation of operation, various colors, various shapes from simple to complex, small sizes, accurate product size, easy replacement of products, capability of forming products with complex shapes, suitability for the molding processing fields of mass production, products with complex shapes and the like;
in the injection molding process of a plastic part, certain gas exists in an injection molding cavity of a mold, and the conventional exhaust mode is to exhaust the gas through an exhaust groove, a through cylinder and the like; however, when the plastic is rapidly injection-molded, the melt may block the exhaust groove, so that the gas in the injection molding cavity of the mold cannot be exhausted, and the gas is wrapped in the injection molding cavity to cause the bad phenomena of air holes or bubbles and the like of the plastic part, thereby affecting the quality of the plastic part; meanwhile, the pressure of the cavity of the mold can also be sharply increased due to gas compression, and the high pressure can lead the mold to deform, so that local flash of the mold is caused, even the mold is damaged, and the service life of the mold is shortened.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a notebook computer moulds a plastic injection mold with evacuation mechanism to solve the problem that provides among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a notebook computer moulds a piece injection mold with evacuation mechanism includes:
base:
the die closing structure is fixedly arranged on the upper wall surface of the base and is positioned on the middle line;
the locking structure is fixedly arranged in the base;
the vacuumizing structure is fixedly arranged in the die assembly structure;
further comprising: and the control box is fixedly arranged on the upper wall surface of the base and is positioned at the left end.
Preferably, the clamping structure includes: the device comprises a lower die body, a bearing arm, a hydraulic cylinder, an upper die body and two pairs of conjunction lock rods with the same structure;
the lower die body is fixedly welded on the upper wall surface of the base and located at the central position, two pairs of fitting holes with the same structure are formed in the base and located at positions close to four corners of the lower die body respectively, a pair of first mounting cavities with the same structure are formed in the left side and the right side of the lower die body respectively, one end of the bearing arm is fixedly welded on the upper wall surface of the base and located on the center line and located on the rear side of the lower die body, the hydraulic cylinder is fixedly arranged on the lower wall surface of the other end of the bearing arm and located right above the lower die body, the upper die body is of a bottomless box body structure and fixedly welded on the telescopic end of the hydraulic cylinder, an injection molding pipeline is formed in the upper wall of the upper die body and connected with the upper die body to form a second mounting cavity, and one ends of the two pairs of fitting locking rods are fixedly welded on the.
Preferably, the locking structure includes: the pair of electric push rods and the connecting rods are identical in structure, and the two pairs of locking blocks are identical in structure;
the pair of electric push rods are respectively and fixedly arranged in the first installation cavity relatively, the center part of one side of the connecting rod is respectively and fixedly welded on the telescopic end of the electric push rod, and the two pairs of locking blocks are respectively and fixedly welded on the two ends of the connecting rod and are positioned at the left side and the right side of the central line of the base in a symmetrical mode.
Preferably, the vacuum structure includes: the sealing device comprises a sealing block, a threaded rod, a vacuum pump and an exhaust tube, wherein the sealing block is movably embedded in a second mounting cavity of the upper die body, one end of the threaded rod is movably screwed in the right side wall of the upper die body and is movably connected to the right side wall of the sealing block, the vacuum pump is fixedly arranged on the upper wall surface of the base and is located at the right end, one end of the exhaust tube is connected to the vacuum pump, and the other end of the exhaust tube is embedded in the right side wall of the upper die body and is connected to the second mounting cavity.
Preferably, the sealing block is of a convex configuration.
Preferably, the exhaust tube is a corrugated hose.
Preferably, the locking piece is of a concave structure.
Compared with the prior art, the beneficial effects of the utility model are that: according to the notebook computer plastic part injection mold with the vacuumizing mechanism, the hydraulic cylinder in the mold closing structure is controlled to extend and drive so as to drive the upper mold body to descend, the fit locking rod is inserted into the fit hole of the base to perform limiting fit, and the lower mold body is knocked to form sealing; the locking block is clamped on the conjunction locking rod by controlling the extension of the electric push rod, so that the upper die body is prevented from separating from the lower die body under stress, and the upper die body is sealed and locked; before injection molding, the sealing block is moved rightwards by rotating the threaded rod, so that the injection molding pipeline is communicated with the exhaust pipe, then the vacuum pump is controlled to perform extraction, the inner cavity becomes a vacuum state after the mold assembly is performed, and the sealing block is moved to seal one end of the injection molding pipeline and one end of the exhaust pipe by rotating the threaded rod; the design adopts a simple structure design method, solves the problem that internal gas cannot be discharged when the mold is used for injection molding, prevents bubbles from generating to influence the quality of a plastic part, and prevents the deformation of the mold caused by overlarge internal pressure.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
fig. 2 is a schematic view of the assembly structure of the locking structure of the present invention;
fig. 3 is a schematic diagram of a partially enlarged structure a of the present invention.
In the figure: 1. the device comprises a base, 2, a mold closing structure, 21, a lower mold body, 22, a bearing arm, 23, a hydraulic cylinder, 24, an upper mold body, 25, a fit locking rod, 3, a locking structure, 31, an electric push rod, 32, a connecting rod, 33, a locking block, 4, a vacuumizing structure, 41, a sealing block, 42, a threaded rod, 43, a vacuum pump, 44, an air exhaust pipe, 5 and a control box.
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. 1-3, the present invention provides a technical solution: a notebook computer moulds a piece injection mold with evacuation mechanism includes: base 1: the die closing structure 2 is fixedly arranged on the upper wall surface of the base 1 and is positioned on the middle line; the locking structure 3 is fixedly arranged in the base 1; the vacuumizing structure 4 is fixedly arranged in the die assembly structure 2; further comprising: and the control box 5 is fixedly arranged on the upper wall surface of the base 1 and is positioned at the left end.
The following electric devices have the following types and functions:
a motor: the motor can be used as long as the motor is suitable for the scheme.
Hydraulic cylinder: as long as the pneumatic cylinder that is applicable to this scheme all can use.
A vacuum pump: as long as the vacuum air pump suitable for this scheme all can use.
Preferably, the mold clamping structure 2 further includes: the device comprises a lower die body 21, a bearing arm 22, a hydraulic cylinder 23, an upper die body 24 and two pairs of conjunction lock rods 25 with the same structure;
the lower die body 21 is fixedly welded on the upper wall surface of the base 1 and is positioned at the central part, two pairs of fitting holes with the same structure are formed in the base 1 and are respectively positioned at the positions close to four corners of the lower die body 21 and are provided with a pair of first mounting cavities with the same structure through the left side and the right side, one end of the bearing arm 22 is fixedly welded on the upper wall surface of the base 1 and is positioned on a central line and at the rear side of the lower die body 21, the hydraulic cylinder 23 is fixedly arranged on the lower wall surface of the other end of the bearing arm 22 and is positioned right above the lower die body 21, the upper die body 24 is of a bottomless box body structure, the upper die body 24 is fixedly welded on the telescopic end of the hydraulic cylinder 23, an injection molding pipeline is formed in the upper wall of the upper die body and is connected with the upper die body to form a second mounting cavity, one ends of two pairs of.
Preferably, the locking structure 3 further includes: a pair of electric push rods 31 with the same structure, a connecting rod 32 and two pairs of locking blocks 33 with the same structure;
a pair of electric putter 31 is fixed relatively respectively and is settled in first installation intracavity, and its one side central point of connecting rod 32 is fixed respectively and is welded on electric putter 31 is flexible to be served, and two pairs of locking pieces 33 are fixed respectively and are welded on connecting rod 32 both ends, and lie in base 1 central line left and right sides mutual symmetry.
Preferably, the vacuum structure 4 further includes: a sealing block 41, a threaded rod 42, a vacuum pump 43 and an exhaust tube 44;
the sealing block 41 is movably embedded in the second installation cavity of the upper die body 24, one end of the threaded rod 42 is movably screwed in the right side wall of the upper die body 24 and is movably connected to the right side wall of the sealing block 41, the vacuum pump 43 is fixedly arranged on the upper wall surface of the base 1 and is positioned at the right end, one end of the exhaust tube 44 is connected to the vacuum pump 43, and the other end of the exhaust tube is embedded in the right side wall of the upper die body 24 and is connected to the second installation cavity.
Preferably, the sealing block 41 is a convex structure to facilitate the rotation of the threaded rod 42.
Preferably, the pump 44 is a bellows that facilitates movement with the upper mold body 24.
Preferably, the locking piece 33 is a concave structure to facilitate the locking engagement with the locking bar 25.
All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet the control requirements, and specific connection and control sequences should be obtained.
Example (b): as can be seen from fig. 1-3 of the specification, after the equipment is powered on, the control box 5 controls the hydraulic cylinder 23 on the bearing arm 22 in the mold closing structure 2 to extend and drive, so that the hydraulic cylinder drives the upper mold body 24 to descend, the engagement lock rod 25 is inserted into the engagement hole of the base 1 to perform spacing engagement, and the upper mold body 24 is assembled on the lower mold body 21 in a tapping manner to form a sealed mold cavity; by controlling the extension of the electric push rod 31 in the locking structure 3, the connecting rod 32 is forced to drive the locking blocks 33 at the two ends to be clamped on the conjunction locking rod 25, so as to prevent the upper die body 24 from being forced to be separated from the lower die body 21 and to enable the upper die body to be sealed and locked; before injection, the sealing block 41 is moved rightwards by rotating the threaded rod 42 in the vacuumizing structure 4, so that an injection pipeline in the upper die body 24 is communicated with the exhaust pipe 44, then the vacuum pump 43 on the base 1 is controlled to perform extraction, internal air is extracted by the exhaust pipe 44, the internal cavity becomes a vacuum state after die assembly, the sealing block 41 is reset by rotating the threaded rod 42, the injection pipeline is disconnected from the exhaust pipe 44, and the injection pipeline is sealed.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation; meanwhile, unless otherwise specifically stated or limited, the terms "fixedly disposed", "fixedly welded", "movably screwed", "movably connected", "fixedly embedded", and the like, should be understood in a broad sense, and for example, may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A notebook computer moulds a piece injection mold with evacuation mechanism includes:
base (1):
the die closing structure (2) is fixedly arranged on the upper wall surface of the base (1) and is positioned on the central line;
the locking structure (3) is fixedly arranged in the base (1);
the vacuumizing structure (4) is fixedly arranged in the die assembly structure (2);
further comprising: the control box (5) is characterized in that the control box (5) is fixedly arranged on the upper wall surface of the base (1) and is positioned at the left end.
2. The injection mold for the plastic part of the notebook computer with the vacuum pumping mechanism as claimed in claim 1, wherein: the mold clamping structure (2) comprises: the device comprises a lower die body (21), a bearing arm (22), a hydraulic cylinder (23), an upper die body (24) and two pairs of conjunction lock rods (25) with the same structure;
the lower die body (21) is fixedly welded on the upper wall surface of the base (1) and is positioned at the central part, two pairs of fitting holes with the same structure are formed in the base (1), the fitting holes are respectively positioned at the positions close to the four corners of the lower die body (21), a pair of first mounting cavities with the same structure are formed in the left side and the right side of the base, one end of the bearing arm (22) is fixedly welded on the upper wall surface of the base (1) and is positioned on the central line and on the rear side of the lower die body (21), the hydraulic cylinder (23) is fixedly arranged on the lower wall surface of the other end of the bearing arm (22) and is positioned right above the lower die body (21), the upper die body (24) is of a bottomless box body structure, the upper die body (24) is fixedly welded on the telescopic end of the hydraulic cylinder (23), an injection molding pipeline is formed in the upper wall of the upper die body and is connected with the upper die body to form a second mounting cavity, one end of each, and are respectively positioned at four corners and are symmetrically parallel to each other.
3. The injection mold for the plastic part of the notebook computer with the vacuum pumping mechanism as claimed in claim 1, wherein: the locking structure (3) comprises: a pair of electric push rods (31) with the same structure, a connecting rod (32) and two pairs of locking blocks (33) with the same structure;
the pair of electric push rods (31) are respectively and relatively fixedly arranged in the first installation cavity, the central part of one side of each connecting rod (32) is respectively and fixedly welded on the telescopic end of each electric push rod (31), and the two pairs of locking blocks (33) are respectively and fixedly welded on the two ends of each connecting rod (32) and are positioned on the left side and the right side of the central line of the base (1) and are mutually symmetrical.
4. The injection mold for the plastic part of the notebook computer with the vacuum pumping mechanism as claimed in claim 1, wherein: the vacuum structure (4) comprises: the sealing device comprises a sealing block (41), a threaded rod (42), a vacuum pump (43) and an exhaust tube (44), wherein the sealing block (41) is movably embedded in a second installation cavity of an upper die body (24), one end of the threaded rod (42) is movably screwed in the right side wall of the upper die body (24) and movably connected to the right side wall of the sealing block (41), the vacuum pump (43) is fixedly arranged on the upper wall surface of a base (1) and located at the right end, one end of the exhaust tube (44) is connected to the vacuum pump (43), and the other end of the exhaust tube (44) is embedded in the right side wall of the upper die body (24) and connected to the second installation cavity.
5. The injection mold for the plastic part of the notebook computer with the vacuum pumping mechanism as claimed in claim 4, wherein: the sealing block (41) is of a convex structure.
6. The injection mold for the plastic part of the notebook computer with the vacuum pumping mechanism as claimed in claim 4, wherein: the air suction pipe (44) is a corrugated hose.
7. The injection mold for the plastic part of the notebook computer with the vacuum pumping mechanism as claimed in claim 3, wherein: the locking block (33) is of a concave structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921984851.9U CN211105328U (en) | 2019-11-18 | 2019-11-18 | Notebook computer plastic part injection mold with vacuumizing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921984851.9U CN211105328U (en) | 2019-11-18 | 2019-11-18 | Notebook computer plastic part injection mold with vacuumizing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211105328U true CN211105328U (en) | 2020-07-28 |
Family
ID=71717583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921984851.9U Expired - Fee Related CN211105328U (en) | 2019-11-18 | 2019-11-18 | Notebook computer plastic part injection mold with vacuumizing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211105328U (en) |
-
2019
- 2019-11-18 CN CN201921984851.9U patent/CN211105328U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20200728 |