CN111716645A - Plastic injection molding extrusion device based on turbid liquid soft and hard state change - Google Patents
Plastic injection molding extrusion device based on turbid liquid soft and hard state change Download PDFInfo
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- CN111716645A CN111716645A CN202010449677.9A CN202010449677A CN111716645A CN 111716645 A CN111716645 A CN 111716645A CN 202010449677 A CN202010449677 A CN 202010449677A CN 111716645 A CN111716645 A CN 111716645A
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- extrusion
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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
- B29C45/20—Injection nozzles
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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
- B29C45/20—Injection nozzles
- B29C45/23—Feed stopping equipment
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model provides a plastics are moulded plastics and are used extrusion device based on turbid liquid soft or hard attitude changes, relates to the plastics technical field that moulds plastics, including extruding the section of thick bamboo, the right side inner wall swing joint of extruding the section of thick bamboo has the ejector pad, the top inner wall fixedly connected with positive plate of ejector pad, the bottom inner wall fixedly connected with and the symmetrical negative plate of positive plate of ejector pad, the bottom inner wall fixedly connected with and the resistance of negative plate electric connection of ejector pad. This plastics are moulded plastics and are used extrusion device based on turbid liquid change of soft or hard state, cooperation through dielectric plate and resistance is used, dielectric plate is located the leftmost end under the initial condition, at this moment the relative area of positive plate and negative plate is the biggest, the circuit circular telegram, the conducting block becomes solid-state with turbid liquid circular telegram, the transmission of being convenient for, when dielectric plate inserts the ejector pad when being innermost, circuit voltage reduces to the minimum, and be less than the minimum access voltage of resistance, lead to the circuit disconnection, the rubber ring of being convenient for warp the shrink, thereby reached the controllable effect of turbid liquid state change.
Description
Technical Field
The invention relates to the technical field of plastic injection molding, in particular to an extrusion device for plastic injection molding based on suspension liquid soft and hard state change.
Background
Plastic injection molding is a method for producing and molding industrial products, and the products generally adopt rubber injection molding and plastic injection molding, and the injection molding can also be divided into injection molding and die casting methods.
The prior injection molding machine needs to inject raw materials into a mold through an injection device in the using process, and the prior injection device often has various problems in the using process, such as that the raw materials are often left at an injection outlet and are difficult to inject completely, the waste of the raw materials is caused, the injection quality is affected, the hardness of the raw materials is increased after the raw materials are cooled, the injection device is easily blocked, the later use is affected, the regular cleaning is needed, the labor intensity is increased, and the working efficiency is reduced.
Therefore, we have provided a plastics to mould plastics and use extrusion device to solve above problem based on turbid liquid soft or hard attitude change, use through the cooperation of dielectric medium board with resistance, reached the controllable effect of turbid liquid attitude change, improved sensitivity, use through the cooperation of extrusion pole with the piston block, reached and prevented remaining effect, effectively avoid the waste of raw and other materials, also can avoid the injection port to block up simultaneously.
Disclosure of Invention
The invention adopts the following technical scheme for realizing the technical purpose: an extrusion device for plastic injection molding based on suspension hardness change comprises an extrusion cylinder, wherein the right inner wall of the extrusion cylinder is movably connected with a push block, the top inner wall of the push block is fixedly connected with a positive plate, the bottom inner wall of the push block is fixedly connected with a negative plate symmetrical to the positive plate, the bottom inner wall of the push block is fixedly connected with a resistor electrically connected with the negative plate, the left side of the push block is fixedly connected with a first spring, the left side of the first spring is fixedly connected with a piston block, the middle part of the piston block is fixedly connected with a dielectric plate, the left side of the piston block is fixedly connected with a conductive block, the outer side of the piston block is movably connected with an extrusion block movably connected with the inner wall of the extrusion cylinder, the right side of the extrusion block is provided with a piston groove matched with the piston block, the inner wall of the middle part of the extrusion block is fixedly connected with a rubber ring, the middle inner wall of the extrusion block is, the middle part of the extrusion rod is provided with a clamping groove.
The invention has the following beneficial effects:
1. this plastics are moulded plastics and are used extrusion device based on turbid liquid change of soft or hard state, cooperation through dielectric plate and resistance is used, dielectric plate is located the leftmost end under the initial condition, at this moment the relative area of positive plate and negative plate is the biggest, the circuit circular telegram, the conducting block becomes solid-state with turbid liquid circular telegram, the transmission of being convenient for, when dielectric plate inserts the ejector pad when being innermost, circuit voltage reduces to the minimum, and be less than the minimum access voltage of resistance, lead to the circuit disconnection, the rubber ring of being convenient for warp the shrink, thereby the controllable effect of turbid liquid state change has been reached, the sensitivity is improved.
2. This plastics are moulded plastics and are used extrusion device based on turbid liquid soft or hard attitude change, cooperation through extrusion pole and piston piece is used, under the initial condition, turbid liquid circular telegram becomes hard attitude, and rubber ring and draw-in groove joint, effectively restrict the position of extrusion pole, when the ejector pad removes to the leftmost end, at this moment, the circuit disconnection, turbid liquid becomes liquid, the rubber ring can warp, at this moment, extrusion pole can be with the whole extrudees of raw and other materials of injection port, thereby reached and prevented remaining effect, effectively avoid the waste of raw and other materials, the injection port jam also can be avoided simultaneously.
Further, the material of extruding the section of thick bamboo is steel material and the shape of extruding the section of thick bamboo and is cylindric, the outside swing joint of ejector pad has evenly distributed's ball and the shape of ejector pad to be cylindric, positive plate and negative plate size are the same and positive plate size and dielectric plate size are the same.
Further, the resistor is a piezoresistor, the minimum path voltage of the resistor is larger than the minimum voltage of the circuit, the first spring is a compression spring, the elastic coefficient of the first spring is large, the piston block is made of hard rubber materials, and the piston block is T-shaped.
Further, the conductive block is made of copper, an anti-corrosion material is coated on the outer side of the conductive block, the extrusion block is made of steel, and the left side of the extrusion block is fixedly connected with a hard rubber material.
Further, the size of the piston groove is smaller than that of the extrusion block, turbid liquid is filled in the piston groove, the turbid liquid becomes solid when electrified and becomes liquid when not electrified, the rubber ring is made of soft rubber materials, and the inner diameter of the rubber ring is equal to the outer diameter of the extrusion rod.
Furthermore, the material of the extrusion rod is hard high-strength material, the shape of the extrusion rod is T-shaped, the second spring is a compression spring, and the length of the second spring is smaller than the size of the extrusion block.
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 the piston block movement structure of the present invention;
FIG. 4 is an enlarged partial view of the portion B in FIG. 3 according to the present invention.
In the figure: 1. an extrusion cylinder; 2. a push block; 3. a positive plate; 4. a negative plate; 5. a resistance; 6. a first spring; 7. a piston block; 8. a dielectric plate; 9. a conductive block; 10. extruding the block; 11. a piston groove; 12. a rubber ring; 13. an extrusion stem; 14. a second spring; 15. a clamping groove.
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, an extrusion device for plastic injection molding based on suspension hardness change comprises an extrusion cylinder 1, the extrusion cylinder 1 is used for storing raw materials, the extrusion cylinder 1 is made of steel materials and the extrusion cylinder 1 is cylindrical, the outer side of a push block 2 is movably connected with uniformly distributed balls and the push block 2 is cylindrical, the positive plate 3 and the negative plate 4 are the same in size, the positive plate 3 is the same in size as the dielectric plate 8, the push block 2 is movably connected to the inner wall of the right side of the extrusion cylinder 1 and used for transmission, the positive plate 3 is fixedly connected to the inner wall of the top of the push block 2, the positive plate 3 and the negative plate 4 together play a role in controlling circuit voltage, the negative plate 4 symmetrical to the positive plate 3 is fixedly connected to the inner wall of the bottom of the push block 2, the resistor 5 electrically connected to the negative plate 4 is fixedly connected to the inner wall of the bottom of the push block 2, the resistor 5 plays a role in controlling the circuit connection condition, the resistor 5 is a voltage dependent resistor, and the minimum path voltage of the resistor 5 is greater than the minimum voltage of the circuit.
The spring I6 is a compression spring, the elastic coefficient of the spring I6 is large, the piston block 7 is made of hard rubber materials, the piston block 7 is in a T shape, the spring I6 is fixedly connected to the left side of the push block 2, the spring I6 plays a role in transmission, the piston block 7 is fixedly connected to the left side of the spring I6, the piston block 7 plays a role in extruding turbid liquid, a dielectric plate 8 is fixedly connected to the middle of the piston block 7, the dielectric plate 8 plays a role in changing the voltage, a conductive block 9 is fixedly connected to the left side of the piston block 7, the conductive block 9 plays a role in power transmission, the conductive block 9 is made of copper materials, anti-corrosion materials are coated on the outer side of the conductive block 9, the extrusion block 10 is made of steel materials, the hard rubber materials are fixedly connected to the left side of the extrusion block 10, the extrusion block 10 movably connected to the outer side of the piston block 7 and movably connected to the inner wall of the extrusion cylinder, the extrusion block 10 plays a role in extruding the raw materials from the injection port, the right side of the extrusion block 10 is provided with a piston groove 11 matched with the piston block 7, and the piston groove 11 plays a role in storing suspension.
The size of the piston groove 11 is smaller than that of the extrusion block 10, suspension is filled in the piston groove 11, the suspension becomes solid when electrified and becomes liquid when not electrified, the material of the rubber ring 12 is soft rubber material, the inner diameter of the rubber ring 12 is equal to the outer diameter of the extrusion rod 13, the rubber ring 12 is fixedly connected to the inner wall of the middle part of the extrusion block 10, the rubber ring 12 is convenient for the extrusion rod 13 to pop up and fix, the extrusion rod 13 is movably connected to the inner wall of the middle part of the extrusion block 10, the extrusion rod 13 plays a role in extruding an injection port, the extrusion rod 13 is made of hard high-strength material, the extrusion rod 13 is in a T shape, the spring II 14 is a compression spring, the length of the spring II 14 is smaller than that of the extrusion block 10, the spring II 14 fixedly connected to the inner wall of the extrusion block 10 is sleeved on the outer side of the extrusion rod 13, the extrusion rod 13 is contracted inwards by the spring II 14, the middle part of the extrusion rod 13 is provided, the catching groove 15 serves to fix the extrusion stem 13.
The working principle is as follows: when the device is used, when the push block 2 is pushed to the left side, the first spring 6 does not contract because the first spring 6 has a large elastic coefficient, the push block 2 moves the extrusion block 10 to the left side through the first spring 6 to extrude raw materials from the injection port, and the suspension is electrified to be solid because the conductive block 9 is in a conductive state, so that the piston block 7 cannot move like the left side of the piston groove 11, and the transmission is facilitated.
When the extrusion block 10 moves to the leftmost end, the extrusion block 10 cannot move, the pushing block 2 is moved to the left side, the spring I6 is compressed, the piston block 7 is inserted into the left side of the pushing block 2, the dielectric plate 8 then gradually reduces the relative area of the positive 3 and negative 4 plates, at which point the circuit voltage is less than the minimum path voltage of the resistor 5, causing the circuit of the conductive block 9 to open, at this time, the suspension is not electrified and becomes liquid, at this time, the piston block 7 moves towards the left side under the action of the first spring 6 to extrude the suspension towards the left side, the extrusion rod 13 moves towards the left side by utilizing the hydraulic principle, because the suspension is in a liquid state, the rubber ring 12 can be compressed and is not clamped with the clamping groove 15 any more, the extrusion rod 13 can extend out of the extrusion block 10 to extrude all the raw materials in the injection port, thereby effectively preventing residues and simultaneously preventing the injection port from being blocked.
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 a plastics are moulded plastics and are used extrusion device based on turbid liquid soft or hard attitude changes, includes extrusion cylinder (1), its characterized in that: the right side inner wall of the extrusion cylinder (1) is movably connected with a push block (2), the top inner wall of the push block (2) is fixedly connected with a positive plate (3), the bottom inner wall of the push block (2) is fixedly connected with a negative plate (4) which is symmetrical to the positive plate (3), the bottom inner wall of the push block (2) is fixedly connected with a resistor (5) which is electrically connected with the negative plate (4), the left side of the push block (2) is fixedly connected with a spring I (6), the left side of the spring I (6) is fixedly connected with a piston block (7), the middle part of the piston block (7) is fixedly connected with a dielectric plate (8), the left side of the piston block (7) is fixedly connected with a conductive block (9), the outer side of the piston block (7) is movably connected with an extrusion block (10) which is movably connected with the inner wall of the extrusion cylinder (1), and the right side of the extrusion block, the inner wall fixedly connected with rubber ring (12) in extrusion piece (10) middle part, the middle part inner wall swing joint of extrusion piece (10) has extrusion pole (13), extrude the outside of pole (13) and cup joint with the spring two (14) of the inner wall fixed connection of extrusion piece (10), draw-in groove (15) have been seted up in the middle part of extrusion pole (13).
2. The extrusion device for plastic injection molding based on the change of the hardness and softness of the suspension of claim 1, wherein: the extrusion cylinder (1) is made of steel materials, and the extrusion cylinder (1) is cylindrical.
3. The extrusion device for plastic injection molding based on the change of the hardness and softness of the suspension of claim 1, wherein: the outer side of the push block (2) is movably connected with uniformly distributed balls, the push block (2) is cylindrical, the positive plate (3) and the negative plate (4) are the same in size, and the positive plate (3) and the dielectric plate (8) are the same in size.
4. The extrusion device for plastic injection molding based on the change of the hardness and softness of the suspension of claim 1, wherein: the resistor (5) is a voltage dependent resistor and the minimum path voltage of the resistor (5) is greater than the minimum voltage of the circuit.
5. The extrusion device for plastic injection molding based on the change of the hardness and softness of the suspension of claim 1, wherein: the first spring (6) is a compression spring, the elastic coefficient of the first spring (6) is large, the piston block (7) is made of hard rubber materials, and the piston block (7) is T-shaped.
6. The extrusion device for plastic injection molding based on the change of the hardness and softness of the suspension of claim 1, wherein: the conductive block (9) is made of copper, an anti-corrosion material is coated on the outer side of the conductive block (9), the extrusion block (10) is made of steel, and the left side of the extrusion block (10) is fixedly connected with a hard rubber material.
7. The extrusion device for plastic injection molding based on the change of the hardness and softness of the suspension of claim 1, wherein: the size of the piston groove (11) is smaller than that of the extrusion block (10), suspension is filled in the piston groove (11), the suspension becomes solid when electrified and becomes liquid when not electrified, the rubber ring (12) is made of soft rubber materials, and the inner diameter of the rubber ring (12) is equal to the outer diameter of the extrusion rod (13).
8. The extrusion device for plastic injection molding based on the change of the hardness and softness of the suspension of claim 1, wherein: the material of the extrusion rod (13) is hard high-strength material, the shape of the extrusion rod (13) is T-shaped, the second spring (14) is a compression spring, and the length of the second spring (14) is smaller than the size of the extrusion block (10).
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CN202010449677.9A CN111716645A (en) | 2020-05-25 | 2020-05-25 | Plastic injection molding extrusion device based on turbid liquid soft and hard state change |
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CN202010449677.9A CN111716645A (en) | 2020-05-25 | 2020-05-25 | Plastic injection molding extrusion device based on turbid liquid soft and hard state change |
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Cited By (3)
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 |
CN113019810A (en) * | 2021-03-02 | 2021-06-25 | 典钢(广州)五金有限公司 | Novel rubber coating of computer motherboard processing device |
-
2020
- 2020-05-25 CN CN202010449677.9A patent/CN111716645A/en not_active Withdrawn
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 |
CN113019810A (en) * | 2021-03-02 | 2021-06-25 | 典钢(广州)五金有限公司 | Novel rubber coating of computer motherboard processing device |
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 |
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Application publication date: 20200929 |
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