CN111745906B - Injection molding machine nozzle capable of realizing cleanness based on gravity change - Google Patents
Injection molding machine nozzle capable of realizing cleanness based on gravity change Download PDFInfo
- Publication number
- CN111745906B CN111745906B CN202010452954.1A CN202010452954A CN111745906B CN 111745906 B CN111745906 B CN 111745906B CN 202010452954 A CN202010452954 A CN 202010452954A CN 111745906 B CN111745906 B CN 111745906B
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- China
- Prior art keywords
- spring
- bag
- heating
- butt
- movably connected
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Classifications
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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
-
- 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
- B29C45/72—Heating or cooling
- B29C45/74—Heating or cooling of the injection unit
-
- 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
- B29C2045/1784—Component parts, details or accessories not otherwise provided for; Auxiliary operations not otherwise provided for
- B29C2045/1798—Using spring tension to drive movable machine parts
Abstract
The invention relates to the technical field of injection molding, and discloses an injection molding machine nozzle capable of realizing cleaning based on gravity change, which comprises a nozzle main body, wherein a melting channel is arranged on the outer side of the nozzle main body, a heating layer is arranged on the outer side of the melting channel, one end, far away from a driving spring, of a connecting spring is movably connected with a driving rod, one end, far away from the driving rod, of the connecting spring is movably connected with a communicating block, and one end, far away from the connecting spring, of the communicating block is movably connected with a communicating switch. This realize clear injection molding machine nozzle based on gravity changes, through the pressurized of intercommunication switch, compresses the switch spring who is connected with it then, and two sets of intercommunication switches are then butt joint together. The device starts, and the heating rod begins to heat the zone of heating of its outside, thereby the zone of heating heats the melting plastics that flow through in to the melting channel, avoids appearing the condition of cold burden to and through the heating to the melting channel, avoid appearing because the condition of remaining melt appears in the cooling.
Description
Technical Field
The invention relates to the technical field of injection molding, in particular to an injection molding machine nozzle capable of realizing cleanness based on gravity change.
Background
Injection molding machines are widely used in the production of products such as plastics, rubber and the like. Plastic injection molding machine machinery has become one of the machines that are widely used in the plastic processing industry. With the rapid development of industrial technology, the production and application of molds are becoming more and more widespread, with injection molding machines being used the most. An injection molding machine is a plastic product which is made of thermoplastic plastics or thermosetting plastics into various shapes by using a plastic molding die, and high pressure is applied to molten plastics to inject the molten plastics to fill a die cavity of the die.
The material melting of the injection molding machine is realized through a glue melting cylinder component, uniform injection molding products are produced under certain pressed pressure, particularly for injection molding of plastic raw materials with good fluidity, the melt is required to be controlled and can be stopped clearly, and a spring nozzle is generally adopted to control the melt. However, the existing external spring nozzle can not be added with a heating ring because the exposed spring of the spring is broken, so that the cold material condition is easily generated; this is particularly true for nozzles having larger, or longer, diameters. Meanwhile, the existing spring nozzle has the problems that the cleaning effect of a melting flow channel is poor, the residual melt can cause pollution to next spraying, and the adaptability is poor.
Therefore, the injection molding machine nozzle capable of achieving cleaning based on gravity change is provided, the inside of the nozzle is heated through the change of gravity, and the situations that cold materials exist and residual solution exists in the nozzle are avoided.
Disclosure of Invention
Technical scheme
In order to realize the advantages, the invention provides the following technical scheme: the utility model provides a realize clear injection molding machine nozzle based on gravity changes, includes the nozzle main part, the outside of nozzle main part is provided with the melting passageway, the outside of melting passageway is provided with the zone of heating, the inside of zone of heating is provided with the gravity inductor, the inside swing joint of gravity inductor has pressure spring, pressure spring keeps away from the one end swing joint of gravity inductor and has pressure components, pressure components's below swing joint has the butt spring, the outside swing joint of butt spring has the butt piece, the one end swing joint that the butt spring was kept away from to the butt piece has the extrusion bag, the one end swing joint that the butt piece was kept away from to the extrusion bag has the gasbag, the outside swing joint of gasbag has the butt bag, the outside swing joint of butt bag has drive spring, the one end swing joint that drive spring kept away from the butt bag has the coupling spring, the one end swing joint that drive spring kept away from the coupling spring has the actuating lever, the one end swing joint that coupling spring kept away from the actuating lever has the intercommunication spring, the one end swing joint that the actuating lever was kept away from the actuating lever to the intercommunication spring has the intercommunication block has the intercommunication switch.
Preferably, the communicating switches are provided with two groups which are symmetrical, a switch spring is connected between the two groups of communicating switches, the two groups of symmetrical communicating switches are isolated through the switch spring, and the two groups of communicating switches are prevented from being connected together in a lap joint mode.
Preferably, the outer side of the driving rod is movably connected with a heating rod, and the heating rod is used for heating a heating layer connected to the outer side of the driving rod.
Preferably, the heating rod is inserted into the heating layer.
Preferably, extrusion bag and butt bag are flexible material, and wrap up the gasbag in its inside, compress the gasbag through the extrusion of butt piece to the extrusion bag then, the gasbag pressurized then the diversion to promote the driving spring who is connected with it, and then realize driving spring and promote connecting spring's compression.
Preferably, the air bag is a flexible spheroid, and a gas is arranged in the air bag.
Preferably, the heating layer is made of a heat conducting material, so that heat transmitted by the heating rod can be better absorbed.
Preferably, the heating layer is provided with two groups which are symmetrical.
Advantageous effects
Compared with the prior art, the invention provides the injection molding machine nozzle capable of realizing cleaning based on gravity change, which has the following beneficial effects:
1. this realize clear injection molding machine nozzle based on gravity changes, through all setting up extrusion bag and butt bag to flexible material, and wraps up in its inside with the gasbag, through the extrusion of butt piece to extrusion bag, compress the gasbag then, the gasbag pressurized then warp to promote the driving spring who is connected with it, and then realize that driving spring promotes to connecting spring's compression.
2. This realize clear injection molding machine nozzle based on gravity changes, through the pressurized of intercommunication switch, compresses the switch spring who is connected with it then, and two sets of intercommunication switches are then butt joint together. The device starts, and the heating rod begins to heat the zone of heating of its outside, thereby the zone of heating heats the melting plastics that flow through in to the melting channel, avoids appearing the condition of cold burden to and through the heating to the melting channel, avoid appearing because the condition of remaining melt appears in the cooling.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a heating layer connection structure according to the present invention;
FIG. 3 is a schematic view of the gravity sensor connection structure according to the present invention;
FIG. 4 is a schematic view of a compression spring connection structure according to the present invention;
FIG. 5 is a schematic view of the connection structure of the abutting spring shown in FIG. 4 according to the present invention;
FIG. 6 is an enlarged view of the structure of the area B in FIG. 5 according to the present invention;
FIG. 7 is a schematic right sectional view of the area A in FIG. 3 according to the present invention;
FIG. 8 is a schematic cross-sectional view taken at area C of FIG. 7 according to the present invention;
FIG. 9 is a schematic cross-sectional view taken along area C of FIG. 7 according to the present invention;
FIG. 10 is a schematic view of the drive rod connection of FIG. 9 according to the present invention;
FIG. 11 is an enlarged view of the structure of region D in FIG. 10 according to the present invention;
FIG. 12 is a schematic view of the nozzle body structure of the present invention.
In the figure: 1-nozzle main body, 2-melting channel, 3-heating layer, 4-gravity sensor, 5-pressure spring, 6-pressure component, 7-abutting spring, 8-abutting block, 9-extruding capsule, 10-air bag, 11-abutting capsule, 12-driving spring, 13-connecting spring, 14-driving rod, 15-communicating spring, 16-communicating block, 17-communicating switch, 18-switching spring and 19-heating rod.
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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Please refer to fig. 1-12, an injection molding machine nozzle for realizing cleanness based on gravity change, including a nozzle main body 1, a melting channel 2 is disposed outside the nozzle main body 1, a heating layer 3 is disposed outside the melting channel 2, the heating layer 3 is made of a heat conducting material, and better absorbs heat transmitted by a heating rod 19, the heating layer 3 is provided with two groups of symmetrical layers, a gravity sensor 4 is disposed inside the heating layer 3, a pressure spring 5 is movably connected inside the gravity sensor 4, one end of the pressure spring 5 away from the gravity sensor 4 is movably connected with a pressure assembly 6, a butt spring 7 is movably connected below the pressure assembly 6, a butt block 8 is movably mounted outside the butt spring 7, one end of the butt block 8 away from the butt spring 7 is movably connected with an extrusion bag 9, one end of the extrusion bag 9 away from the butt block 8 is movably connected with an air bag 10, the air bag 10 is a flexible spherical body, and air is disposed inside the air bag.
The outside swing joint of gasbag 10 has butt bag 11, the outside swing joint of butt bag 11 has drive spring 12, the one end swing joint that butt bag 11 was kept away from to drive spring 12 has connecting spring 13, the one end swing joint that drive spring 12 was kept away from to connecting spring 13 has actuating lever 14, all set up to flexible material through pressing bag 9 and butt bag 11, and wrap up gasbag 10 inside it, through 8 extrusion to pressing bag 9 of butt piece, compress gasbag 10 then, gasbag 10 pressurized then warp, thereby promote the drive spring 12 of being connected with it, and then realize that drive spring 12 promotes to connecting spring 13's compression.
One end of the driving rod 14, which is far away from the connecting spring 13, is movably connected with a communicating spring 15, one end of the communicating spring 15, which is far away from the driving rod 14, is movably connected with a communicating block 16, one end of the communicating block 16, which is far away from the communicating spring 15, is movably connected with communicating switches 17, the communicating switches 17 are provided with two symmetrical groups, a switch spring 18 is connected between the two groups of communicating switches 17, the two groups of symmetrical communicating switches 17 are isolated through the switch spring 18, the two groups of communicating switches 17 are prevented from being lapped together, the outer side of the driving rod 14 is movably connected with a heating rod 19, the heating rod 19 is used for heating the heating layer 3 connected with the outside of the heating rod, and the heating rod 19 is inserted in the heating layer 3; the two sets of communication switches 17 are then abutted together by the compression of the communication switches 17, which in turn compresses the switch springs 18 connected thereto. The device starts, and heating rod 19 begins to heat the zone of heating 3 of its outside, thereby zone of heating 3 heats the molten plastic that flows through in the melting passageway 2, avoids appearing the condition of cold burden to and through the heating to melting passageway 2, avoid appearing because the condition of the remaining melt of cooling down.
The working principle is as follows: when in use, when molten plastic passes through the melting channel 2, the gravity sensor 4 connected with the gravity sensor is pressed along with the molten plastic due to the penetration of the molten plastic, the pressure spring 5 connected below the molten plastic is pressed, the pressure spring 5 presses the pressure assembly 6 connected with the pressure spring, the pressure assembly 6 presses the abutting spring 7 connected with the pressure assembly 6, the abutting spring 7 presses down along with the pressure assembly, the abutting block 8 mounted on the abutting spring is driven to press down along with the pressure assembly 8, the abutting block 8 presses down and then presses the pressing bag 9 connected below the pressing bag, the pressing bag 9 presses and moves the air bag 10 connected below the pressing bag, the air bag 10 is compressed, the air bag 10 is pressed and deformed, the driving spring 12 connected with the driving block is driven, the connecting spring 13 is driven along with the driving block 12, the connecting spring 13 is continuously compressed and driven, the driving rod 14 connected with the connecting spring is compressed and driven, the connecting spring 15 connected with the driving rod 14 is compressed, the connecting spring 15 is driven to drive the connecting block 16 connected with the connecting block 17, the connecting switch 17 is driven, the connecting switch 17 is connected with the connecting switch 18, and then connected with the two sets of the connecting switch 17. The device starts, and heating rod 19 begins to heat the zone of heating 3 of its outside, thereby zone of heating 3 heats the molten plastic that flows through in the melting passageway 2, avoids appearing the condition of cold burden to and through the heating to melting passageway 2, avoid appearing because the condition of the remaining melt of cooling down.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 (1)
1. The utility model provides a realize clear injection molding machine nozzle based on gravity changes, includes nozzle body (1), its characterized in that: the nozzle is characterized in that a melting channel (2) is arranged on the outer side of the nozzle main body (1), a heating layer (3) is arranged on the outer side of the melting channel (2), a gravity sensor (4) is arranged inside the heating layer (3), a pressure spring (5) is movably connected inside the gravity sensor (4), one end of the pressure spring (5) away from the gravity sensor (4) is movably connected with a pressure assembly (6), a butt spring (7) is movably connected below the pressure assembly (6), a butt block (8) is movably installed on the outer side of the butt spring (7), one end of the butt spring (7) away from the butt block (8) is movably connected with an extrusion bag (9), one end of the extrusion bag (9) away from the butt block (8) is movably connected with an air bag (10), the outer side of the air bag (10) is movably connected with a butt bag (11), the outer side of the butt bag (11) is movably connected with a driving spring (12), one end of the driving spring (12) away from the butt bag (11) is connected with a connecting spring (13), one end of the driving spring (13) away from the movable connecting spring (12) is connected with a driving rod (14), and one end of the driving rod (14) is connected with a driving rod (13) which is connected with a driving spring (13), one end of the communicating spring (15) far away from the driving rod (14) is movably connected with a communicating block (16), and one end of the communicating block (16) far away from the communicating spring (15) is movably connected with a communicating switch (17);
the two groups of the communication switches (17) are arranged symmetrically, and a switch spring (18) is connected between the two groups of the communication switches (17);
the outer side of the driving rod (14) is movably connected with a heating rod (19);
the heating rod (19) is inserted into the heating layer (3);
the squeezing bag (9) and the abutting bag (11) are both made of flexible materials, and the air bag (10) is wrapped in the squeezing bag;
the air bag (10) is a flexible spheroid, and gas is arranged in the air bag;
the heating layer (3) is made of a heat conducting material;
two groups of symmetrical heating layers (3) are arranged;
when the device is used, when molten plastic passes through a melting channel (2), a gravity sensor (4) connected inside the device is pressed along with the passing of the molten plastic, a pressure spring (5) connected below the gravity sensor presses along with the passing of the molten plastic, the pressure spring (5) presses a pressure component (6) connected with the pressure spring, the pressure component (6) presses an abutting spring (7) connected with the pressure component along with the passing of the molten plastic, the abutting spring (7) presses down along with the pressing, an abutting block (8) installed on the abutting spring drives the abutting block to press down along with the pressing, the abutting block (8) presses down and presses a pressing bag (9) connected below the abutting block, the pressing bag (9) presses an air bag (10) lapped below the pressing bag along with the pressing, the air bag (10) is compressed, the air bag (10) is pressed and deformed, so as to push a driving spring (12) connected with the left side and the right side, the driving spring (12) pushes a connecting spring (13) along with the driving spring, the connecting spring (13) continues to compress and push a driving rod (14) connected with the connecting spring (16) connected with the connecting rod (17) which is connected with the pressing switch, the connecting rod (17) and the heating switch (17) is started to be connected with the heating switch (17) and communicated with the connecting rod (16), the layer (3) is thus heated to heat the molten plastic flowing through the melting channel (2) and to avoid cold material and, by heating the melting channel (2), to avoid residual melt material from cooling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010452954.1A CN111745906B (en) | 2020-05-26 | 2020-05-26 | Injection molding machine nozzle capable of realizing cleanness based on gravity change |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010452954.1A CN111745906B (en) | 2020-05-26 | 2020-05-26 | Injection molding machine nozzle capable of realizing cleanness based on gravity change |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111745906A CN111745906A (en) | 2020-10-09 |
| CN111745906B true CN111745906B (en) | 2022-11-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010452954.1A Active CN111745906B (en) | 2020-05-26 | 2020-05-26 | Injection molding machine nozzle capable of realizing cleanness based on gravity change |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101154534A (en) * | 2007-08-23 | 2008-04-02 | 宁波市海曙四方电子有限公司 | Force induced switch and its application |
| CN207172605U (en) * | 2017-09-22 | 2018-04-03 | 佛山市南海丰美塑料包装有限公司 | A kind of injection machine injection-moulding nozzle of modified form |
| CN209176134U (en) * | 2018-12-12 | 2019-07-30 | 泉州市世创机械制造有限公司 | A kind of dedicated anti-clogging injector of EVA material |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003031146A1 (en) * | 2001-10-12 | 2003-04-17 | Mold-Masters Limited | Valve pin with thermocouple |
| CN104608326A (en) * | 2014-12-31 | 2015-05-13 | 苏州市博奥塑胶电子有限公司 | Spring nozzle for injection molding machine |
| CN105479671A (en) * | 2015-12-15 | 2016-04-13 | 荣昌精密机械(苏州)有限公司 | Novel spraying nozzle of injection molding machine |
-
2020
- 2020-05-26 CN CN202010452954.1A patent/CN111745906B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101154534A (en) * | 2007-08-23 | 2008-04-02 | 宁波市海曙四方电子有限公司 | Force induced switch and its application |
| CN207172605U (en) * | 2017-09-22 | 2018-04-03 | 佛山市南海丰美塑料包装有限公司 | A kind of injection machine injection-moulding nozzle of modified form |
| CN209176134U (en) * | 2018-12-12 | 2019-07-30 | 泉州市世创机械制造有限公司 | A kind of dedicated anti-clogging injector of EVA material |
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| Publication number | Publication date |
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| CN111745906A (en) | 2020-10-09 |
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Effective date of registration: 20221018 Address after: 315300 Danshanhe Village, Gutang Street, Cixi City, Ningbo City, Zhejiang Province (Industrial Development Zone) Applicant after: Ningbo Yilong Auto Parts Co.,Ltd. Address before: No. 32, Guangshun Street, Wenfeng District, Anyang City, Henan Province, 455000 Applicant before: Yu Xiaoxia |
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