CN111745916A - Plastic injection molding extrusion device capable of effectively preventing raw material residue - Google Patents
Plastic injection molding extrusion device capable of effectively preventing raw material residue Download PDFInfo
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- CN111745916A CN111745916A CN202010460250.9A CN202010460250A CN111745916A CN 111745916 A CN111745916 A CN 111745916A CN 202010460250 A CN202010460250 A CN 202010460250A CN 111745916 A CN111745916 A CN 111745916A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model provides an effectively prevent plastic extrusion device that moulds plastics that raw materials is remained, relates to the plastics technical field of moulding plastics, including the injection syringe, the injection chamber has been seted up at the middle part of injection syringe, and the inner wall swing joint in injection chamber has the ejector pad, the right side fixedly connected with push rod of ejector pad, the right side inner wall fixedly connected with electromagnet of ejector pad, the inner wall fixedly connected with and electromagnet electric connection's of ejector pad resistance. This effectively prevent remaining plastics of raw materials extrusion device that moulds plastics, cooperation through electromagnet and magnetic path is used, when the raw materials is extruded from the injection chamber leftmost end, ejector pad and movable block all can be in the leftmost end at this moment, at this moment the electromagnet is in the on-state, because the magnetism on magnetic path right side is the same with the left magnetism of electromagnet, so the magnetic path can drive under the magnetic repulsion effort and extrude the piece and move to the left side, extrude the injection chamber with the raw materials is whole, effectively prevent that the raw materials from remaining, avoid the waste of raw materials, effectively avoid the raw materials to block up the injection chamber simultaneously, reduce operating personnel's the amount of labour.
Description
Technical Field
The invention relates to the technical field of plastic injection molding, in particular to a plastic injection molding extrusion device capable of effectively preventing raw material residues.
Background
The plastic injection molding is an important production method in the injection molding production process, the raw materials are injected into a model through an injection tube after being hot-melted, and after the raw materials are cooled, the product is molded, the plastic injection molding is completed, the method and the process are simple, different products can be produced according to different molds, and the practicability is high.
Although the current plastic injection molding is more convenient to use, the production efficiency is higher, problems still exist, many inconveniences are caused in the production process, for example, when an injection pipe is used, raw materials are often remained in an injection port, the injection quantity of the raw materials is insufficient, the quality of products is influenced, the raw materials of the injection port are exposed outside, the cooling speed is high, the raw materials are cooled and then become solid, the injection port is easily blocked, the raw materials need to be cleaned by operators at regular time, the plastic injection molding production needs to be stopped during cleaning, the production efficiency is influenced, and the production benefit is reduced.
Therefore, we have provided a plastics that effectively prevents that raw materials from remaining extrusion device of moulding plastics and solve above problem, use through the cooperation of electromagnet and magnetic path, effectively prevent that the raw materials from remaining, avoid the waste of raw materials, effectively avoid the raw materials to block up the injection chamber simultaneously, reduce operating personnel's the amount of labour, improve production efficiency, use through the cooperation of dielectric plate and resistance, reached the effect that the effective control electromagnet opened and close, effectively practice thrift electric power resource, practice thrift manufacturing cost.
Disclosure of Invention
The invention adopts the following technical scheme for realizing the technical purpose: a plastic injection molding extrusion device capable of effectively preventing raw material residue comprises an injection tube, wherein an injection cavity is formed in the middle of the injection tube, a push block is movably connected to the inner wall of the injection cavity, a push rod is fixedly connected to the right side of the push block, an electromagnet is fixedly connected to the inner wall of the right side of the push block, a resistor electrically connected with the electromagnet is fixedly connected to the inner wall of the push block, a negative plate electrically connected with the resistor is fixedly connected to the inner wall of the top of the push block, a positive plate symmetrical to the bottom of the negative plate is fixedly connected to the inner wall of the bottom of the push block, a movable groove is formed in the left side of the push block, a first spring is fixedly connected to the inner wall of the movable groove, a movable block movably connected to the inner wall of the movable groove is fixedly connected to the left side of the first spring, a dielectric plate is fixedly connected to the inner, the middle part of the extrusion block is fixedly connected with a magnetic block.
The invention has the following beneficial effects:
1. this effectively prevent remaining plastics of raw materials extrusion device that moulds plastics, cooperation through electromagnet and magnetic path is used, when the raw materials is extruded from the injection chamber leftmost end, ejector pad and movable block all can be in the leftmost end at this moment, at this moment the electromagnet is in the on-state, because the magnetism on magnetic path right side is the same with the left magnetism of electromagnet, so the magnetic path can drive under the magnetic repulsion effort and extrude the piece and move to the left side, extrude the injection chamber with the raw materials is whole, effectively prevent that the raw materials from remaining, avoid the waste of raw materials, effectively avoid the raw materials to block up the injection chamber simultaneously, reduce operating personnel's the amount of labour, and the production efficiency is improved.
2. This effectively prevent remaining plastics of raw materials extrusion device that moulds plastics, use through the cooperation of dielectric plate with resistance, when the ejector pad does not remove to the leftmost end, the relative area of negative plate and positive plate this moment is big, it is big to lead to circuit voltage, circuit voltage is greater than the biggest same way voltage of resistance, cause electromagnet circuit disconnection, when the ejector pad removes the leftmost end, at this moment, the relative area of dielectric plate with positive plate and negative plate reduces to the minimum, circuit voltage reduces and be less than the biggest access voltage of resistance, the electromagnet access this moment, thereby the effect that the effective control electromagnet opened and close has been reached, effective power saving resource, and the production cost is saved.
Further, the material of the injection tube is a hard high-strength material and the injection tube has good heat resistance, the size of the injection cavity is smaller than that of the injection tube, and the shape of the injection cavity is a needle cylinder shape.
Further, the push block is made of hard high-strength materials and has good heat resistance, the push rod is made of hard high-strength materials and is cylindrical, the magnetism of the left side of the electromagnet is the same as that of the right side of the magnetic block, and the size of the electromagnet is smaller than that of the push block.
Further, the resistance is piezo-resistor and the maximum path voltage of resistance is greater than the minimum circuit voltage of circuit, the negative plate size is the same with the positive plate size and the width of negative plate is the same with the length of dielectric plate.
Furthermore, the shape of the movable groove is cylindrical, the depth of the movable groove is smaller than the width of the push block, the first spring is a compression spring, and the diameter of the first spring is smaller than that of the movable groove.
Further, the movable block is made of a hard high-strength material and is cylindrical, the second spring is an extension spring, the diameter of the second spring is smaller than that of the sliding groove, the magnetic block is made of a rubidium magnet material and is rectangular.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged partial view of portion A of FIG. 1;
FIG. 3 is a schematic view of an extruded block according to the present invention in an extended configuration;
FIG. 4 is an enlarged partial view of the portion B in FIG. 3 according to the present invention.
In the figure: 1. an injection tube; 2. an injection cavity; 3. a push block; 4. a push rod; 5. an electromagnet; 6. a resistance; 7. a negative plate; 8. a positive plate; 9. a movable groove; 10. a first spring; 11. a movable block; 12. a dielectric plate; 13. a chute; 14. a second spring; 15. extruding the block; 16. a magnetic block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a plastic injection molding extrusion device for effectively preventing raw material residue includes an injection tube 1, the injection tube 1 plays a role of injecting raw material, the injection tube 1 is made of hard high-strength material and the injection tube 1 has good heat resistance, the size of the injection cavity 2 is smaller than that of the injection tube 1 and the injection cavity 2 is in the shape of a syringe, the injection cavity 2 is opened in the middle of the injection tube 1 and plays a role of temporarily storing raw material, a push block 3 is movably connected to the inner wall of the injection cavity 2 and plays a role of extruding raw material, the push block 3 is made of hard high-strength material and the push block 3 has good heat resistance, the push rod 4 is made of hard high-strength material and the push rod 4 is in the shape of a cylinder, the magnetism on the left side of the electromagnet 5 is the same as the magnetism on the right side of the magnetic block 16 and the size of the electromagnet 5 is smaller than that of the push block, the right side of the push block 3 is fixedly connected with a push rod 4, and the push rod 4 plays a role in transmission.
The right inner wall of the push block 3 is fixedly connected with an electromagnet 5, the electromagnet 5 plays a role in magnetic transmission, the inner wall of the push block 3 is fixedly connected with a resistor 6 electrically connected with the electromagnet 5, the resistor 6 plays a role in controlling the circuit communication condition of the electromagnet 5, the resistor 6 is a piezoresistor, the maximum path voltage of the resistor 6 is greater than the minimum circuit voltage of a circuit, the size of a negative plate 7 is the same as that of a positive plate 8, the width of the negative plate 7 is the same as that of a dielectric plate 12, the top inner wall of the push block 3 is fixedly connected with a negative plate 7 electrically connected with the resistor 6, the negative plate 7 and the positive plate 8 play a role in controlling the circuit voltage together, the bottom inner wall of the push block 3 is fixedly connected with a positive plate 8 symmetrical to the bottom of the negative plate 7, the left side of the push block 3 is provided with a movable groove 9, the shape of activity groove 9 is cylindric and the degree of depth of activity groove 9 is less than the width of ejector pad 3, and spring 10 is compression spring and the diameter of spring 10 is less than the diameter of activity groove 9, and the inner wall fixedly connected with spring 10 of activity groove 9, spring 10 play with the effect that pops out activity piece 11 to the left side.
The left side of the first spring 10 is fixedly connected with a movable block 11 movably connected with the inner wall of the movable groove 9, the movable block 11 plays a role in transmission, the material of the movable block 11 is a hard high-strength material, the shape of the movable block 11 is cylindrical, the second spring 14 is an extension spring, the diameter of the second spring 14 is smaller than that of the sliding groove 13, the material of the magnetic block 16 is a rubidium magnet material, the shape of the magnetic block 16 is cuboid, the inner wall of the movable block 11 is fixedly connected with a dielectric plate 12, the dielectric plate 12 plays a role in changing the circuit voltage, the sliding groove 13 is formed in the left side of the movable block 11, the sliding groove 13 plays a role in facilitating the expansion and contraction of the extrusion block 15, the inner wall of the sliding groove 13 is fixedly connected with the second spring 14, the second spring 14 plays a role in contracting the extrusion block 15 into the sliding groove 13, the left side of the second spring 14 is fixedly connected with the extrusion block, the middle part of the extrusion block 15 is fixedly connected with a magnetic block 16, and the magnetic block 16 plays a role in magnetic transmission.
The working principle is as follows: as shown in fig. 1 in an initial state, the push block 3 is located on the right side of the injection cavity 2, the movable block 11 extends out of the push block 3 to the left side under the action of the first spring 10, the relative areas of the positive plate 8 and the negative plate 7 are large, and the circuit voltage is greater than the maximum path voltage of the resistor 6, so that the electromagnet 5 is in a power-off state and does not generate magnetism, and the extrusion block 15 contracts into the movable block 11 under the action of the second spring 14;
when the raw material in the injection cavity 2 is pushed to the leftmost end by the push block 3, as shown in fig. 3, at this time, the movable block 11 is pushed into the movable groove 9 of the push block 3 by the injection cavity 2, at this time, the spring one 10 is compressed, at this time, the relative area of the positive plate 8 and the negative plate 7 is reduced by the dielectric plate 12, so that the circuit voltage is smaller than the maximum path voltage of the resistor 6, at this time, the electromagnet 5 is in circuit connection, the left side of the electromagnet 5 generates magnetism the same as that of the right side of the magnetic block 16, at this time, the magnetic block 16 moves to the left side under the action of magnetic repulsion, and drives the extrusion block 15 to move to the left side together, so that the raw material is discharged from the leftmost end of the injection cavity 2, the raw.
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 (8)
1. The utility model provides an effectively prevent plastic injection molding extrusion device that raw materials are remaining, includes injection tube (1), its characterized in that: an injection cavity (2) is formed in the middle of the injection tube (1), a push block (3) is movably connected to the inner wall of the injection cavity (2), a push rod (4) is fixedly connected to the right side of the push block (3), an electromagnet (5) is fixedly connected to the inner wall of the right side of the push block (3), a resistor (6) electrically connected with the electromagnet (5) is fixedly connected to the inner wall of the push block (3), a negative plate (7) electrically connected with the resistor (6) is fixedly connected to the inner wall of the top of the push block (3), a positive plate (8) symmetrical to the bottom of the negative plate (7) is fixedly connected to the inner wall of the bottom of the push block (3), a movable groove (9) is formed in the left side of the push block (3), a first spring (10) is fixedly connected to the inner wall of the movable groove (9), a movable block (11) movably connected to the left side of the first spring (10), a dielectric plate, a sliding groove (13) is formed in the left side of the movable block (11), a second spring (14) is fixedly connected to the inner wall of the sliding groove (13), an extrusion block (15) is fixedly connected to the left side of the second spring (14), and a magnetic block (16) is fixedly connected to the middle of the extrusion block (15).
2. A plastic injection molding extrusion apparatus for effectively preventing material residue as claimed in claim 1, wherein: the material of the injection tube (1) is hard high-strength material and the injection tube (1) has good heat resistance.
3. A plastic injection molding extrusion apparatus for effectively preventing material residue as claimed in claim 1, wherein: the size of the injection cavity (2) is smaller than that of the injection tube (1), and the shape of the injection cavity (2) is a needle cylinder shape.
4. A plastic injection molding extrusion apparatus for effectively preventing material residue as claimed in claim 1, wherein: the material of the push block (3) is hard high-strength material and the push block (3) has good heat resistance.
5. A plastic injection molding extrusion apparatus for effectively preventing material residue as claimed in claim 1, wherein: the push rod (4) is made of hard high-strength materials, the push rod (4) is cylindrical, the magnetism of the left side of the electromagnet (5) is the same as that of the right side of the magnetic block (16), and the size of the electromagnet (5) is smaller than that of the push block (3).
6. A plastic injection molding extrusion apparatus for effectively preventing material residue as claimed in claim 1, wherein: the resistor (6) is a piezoresistor, the maximum path voltage of the resistor (6) is larger than the minimum circuit voltage of the circuit, the size of the negative plate (7) is the same as that of the positive plate (8), and the width of the negative plate (7) is the same as that of the dielectric plate (12).
7. A plastic injection molding extrusion apparatus for effectively preventing material residue as claimed in claim 1, wherein: the shape of activity groove (9) is cylindric and the degree of depth of activity groove (9) is less than the width of ejector pad (3), spring (10) are compression spring and the diameter of spring (10) is less than the diameter of activity groove (9).
8. A plastic injection molding extrusion apparatus for effectively preventing material residue as claimed in claim 1, wherein: the movable block (11) is made of a hard high-strength material, the movable block (11) is cylindrical, the second spring (14) is an extension spring, the diameter of the second spring (14) is smaller than that of the sliding groove (13), the magnetic block (16) is made of a rubidium magnet material, and the magnetic block (16) is cuboid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010460250.9A CN111745916A (en) | 2020-05-27 | 2020-05-27 | Plastic injection molding extrusion device capable of effectively preventing raw material residue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010460250.9A CN111745916A (en) | 2020-05-27 | 2020-05-27 | Plastic injection molding extrusion device capable of effectively preventing raw material residue |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111745916A true CN111745916A (en) | 2020-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010460250.9A Withdrawn CN111745916A (en) | 2020-05-27 | 2020-05-27 | Plastic injection molding extrusion device capable of effectively preventing raw material residue |
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| CN (1) | CN111745916A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112590299A (en) * | 2020-11-26 | 2021-04-02 | 陈永良 | Dispensing and smearing device for packaging box |
| CN112911816A (en) * | 2021-03-09 | 2021-06-04 | 深圳市新锐霖电子有限公司 | A stoker for circuit board processing usefulness |
| CN113183430A (en) * | 2021-05-11 | 2021-07-30 | 南京二五子机械有限公司 | Injection mold for processing ultra-precise device |
| CN113856964A (en) * | 2021-08-05 | 2021-12-31 | 杨戈 | Novel glue injection device for manufacturing electronic components |
-
2020
- 2020-05-27 CN CN202010460250.9A patent/CN111745916A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112590299A (en) * | 2020-11-26 | 2021-04-02 | 陈永良 | Dispensing and smearing device for packaging box |
| CN112911816A (en) * | 2021-03-09 | 2021-06-04 | 深圳市新锐霖电子有限公司 | A stoker for circuit board processing usefulness |
| CN112911816B (en) * | 2021-03-09 | 2021-07-30 | 深圳市新锐霖电子有限公司 | A stoker for circuit board processing usefulness |
| CN113183430A (en) * | 2021-05-11 | 2021-07-30 | 南京二五子机械有限公司 | Injection mold for processing ultra-precise device |
| CN113856964A (en) * | 2021-08-05 | 2021-12-31 | 杨戈 | Novel glue injection device for manufacturing electronic components |
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Application publication date: 20201009 |