CN117464920A - Anti-blocking device of plastic housing injection nozzle - Google Patents
Anti-blocking device of plastic housing injection nozzle Download PDFInfo
- Publication number
- CN117464920A CN117464920A CN202311661860.5A CN202311661860A CN117464920A CN 117464920 A CN117464920 A CN 117464920A CN 202311661860 A CN202311661860 A CN 202311661860A CN 117464920 A CN117464920 A CN 117464920A
- Authority
- CN
- China
- Prior art keywords
- movably connected
- electric contact
- shell
- swing joint
- piezoresistor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229920003023 plastic Polymers 0.000 title claims abstract description 37
- 239000004033 plastic Substances 0.000 title claims abstract description 37
- 238000002347 injection Methods 0.000 title claims description 19
- 239000007924 injection Substances 0.000 title claims description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 75
- 238000001746 injection moulding Methods 0.000 claims abstract description 41
- 238000001514 detection method Methods 0.000 claims abstract description 19
- 230000006698 induction Effects 0.000 claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims description 13
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 239000007788 liquid Substances 0.000 abstract description 15
- 230000005611 electricity Effects 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 abstract 1
- 238000000465 moulding Methods 0.000 description 10
- 241000883990 Flabellum Species 0.000 description 9
- 239000000243 solution Substances 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- B29C45/76—Measuring, controlling or regulating
- B29C45/78—Measuring, controlling or regulating of temperature
-
- 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
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76494—Controlled parameter
- B29C2945/76531—Temperature
-
- 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
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76822—Phase or stage of control
- B29C2945/76859—Injection
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention relates to the technical field of injection molding, and discloses an anti-blocking device of an injection molding nozzle of a plastic shell, which comprises a shell, a cavity, a detection mechanism, an induction mechanism, a control mechanism and a treatment mechanism, wherein the detection mechanism is movably connected to the inside of the cavity, the induction mechanism is movably connected to the inside of the shell, the control mechanism is connected to the inside of the shell, the control mechanism detects the discharging speed, the treatment mechanism is movably connected to the inside of the shell, and the treatment mechanism is used for treating solidified injection molding liquid. The anti-blocking device of the injection molding nozzle with the plastic shell is used by matching the detection mechanism and the control mechanism, when the fan blade in the initial state of the device does not cut the magnetic induction line to move, the electromagnet is not electrified, when the first electric contact is contacted with the first electric contact rod, the electromagnet is electrified, the operation is simple, the use is convenient, the automation degree is high, the anti-blocking device is suitable for any state of the device, and energy is saved by electromagnetic electricity generation.
Description
Technical Field
The invention relates to the technical field of injection molding, in particular to an anti-blocking device of an injection molding nozzle of a plastic shell.
Background
The injection molding process includes the first adding granular or powder plastic into the cylinder, the rotation of the screw and the heating of the outer wall of the cylinder to form molten plastic, the subsequent clamping and the forward shifting of the injection seat, the subsequent pushing of the screw with pressurized oil to the injection cylinder to push the screw forward, so that the molten plastic is injected into the closed mold with relatively low temperature for certain period of time and fast speed, and the solidification and cooling to form the plastic product.
But the in-process of moulding plastics penetrate the mouth temperature and slightly decline will be blocked by the raw materials, and current injection molding machine penetrates the mouth and does not possess anti-blocking function, need the manual work to penetrate the mouth when penetrating the mouth to block up and heat, not only inconvenient, reduce the efficiency of moulding plastics, still can increase the cost of moulding plastics, consequently, we have proposed an anti-blocking device of plastic housing injection molding mouth and solved above problem, easy operation prevents to mould plastics mouthful to block up, improves the efficiency of moulding plastics.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides an anti-blocking device of a plastic shell injection nozzle, which has the advantages of simple operation, prevention of blocking of the injection nozzle and improvement of injection molding efficiency, and solves the problems that the injection nozzle temperature slightly drops in the injection molding process and is blocked by raw materials, the existing injection nozzle of an injection molding machine does not have an anti-blocking function, and when the injection nozzle is blocked, the injection nozzle needs to be heated manually, so that the injection molding efficiency is reduced, and the injection molding cost is increased.
(II) technical scheme
In order to achieve the purposes of realizing the simplicity in operation, preventing the blockage of an injection molding port and improving the injection molding efficiency, the invention provides the following technical scheme: the utility model provides an anti-blocking device of mouth is penetrated in plastics to plastics shell, includes casing and cavity, still includes detection mechanism, sensing mechanism, control mechanism and processing mechanism, the inside swing joint of cavity has detection mechanism, the inside swing joint of casing has sensing mechanism, the inside of casing is connected with control mechanism, the speed of the ejection of compact is detected to control mechanism, the inside swing joint of casing has processing mechanism, processing mechanism handles the injection molding liquid of solidification.
Further, the inside swing joint of casing has the cavity, and the inside of cavity is filled with the injection molding solution.
Further, detection mechanism includes fixed axle, flabellum and magnetic plate, the inside swing joint of cavity has the fixed axle, the flabellum has been cup jointed in the outside of fixed axle, the inside swing joint circular telegram wire of flabellum, and the positive pole of circular telegram wire links to each other with the power, the inside swing joint of cavity has the magnetic plate, when moulding plastics, and the liquid of moulding plastics drives the flabellum through the flabellum when moulding plastics, and the magnetic plate has two, and the relative face magnetic pole of two magnetic plates is opposite, and the flabellum rotates and cuts magnetism and sense line motion and produce the electric current this moment.
Further, the induction mechanism comprises a first piezoresistor and a second piezoresistor, the first piezoresistor is movably connected to the inside of the shell, when injection molding liquid is solidified, the rotation speed of the fan blade is reduced, the generated current is reduced, when the generated current of the fan blade is smaller than the maximum access voltage of the first piezoresistor, the first piezoresistor is connected with the negative electrode of the power-on lead, and the second piezoresistor is movably connected to the inside of the shell.
Further, the control mechanism comprises a movable pin, a baffle, a compression spring, a sponge, an electric contact first, an electric contact rod first and a piezoresistor third, wherein the movable pin is movably connected inside the shell, the baffle is movably connected inside the movable pin, the compression spring is movably connected to the bottom of the baffle, the sponge is movably connected to the bottom of the baffle, the electric contact first is electrically connected with a power supply, the electric contact first is inserted into the shell, the electric contact rod first is electrically connected with the piezoresistor third, when the electric contact first is in contact with the electric contact rod first, the circuit is connected at the moment, the piezoresistor third is connected, and the piezoresistor third is movably connected inside the shell.
Further, processing mechanism includes electro-magnet, spacing spring, magnetic path, electrical contact second, electrical feeler lever second, motor, pivot, heater and control valve, the magnetic path is the same with the electromagnetic iron opposite face magnetic pole, the inside swing joint of casing has the electro-magnet, when piezo-resistor first and piezo-resistor second equal passageway, the electro-magnet circular telegram is repulsive with the magnetic path at this moment, promotes electrical contact second and electrical feeler lever second separation, the inboard swing joint of electro-magnet has spacing spring, spacing spring's inboard swing joint has the magnetic path, the inboard swing joint of electro-magnet has electrical contact second, electrical contact second and power electric connection, the outside swing joint of magnetic path has electrical feeler lever second, electrical feeler lever second and piezo-resistor second electric connection, piezo-resistor second and motor electric connection, at this moment, piezo-resistor second passageway, the motor drives the pivot and heats the injection molding liquid of jam, the inboard swing joint of magnetic path has the motor, the inboard swing joint of motor has the pivot, the inside swing joint of pivot has the heater, electrical feeler second and power supply electric connection, piezo-resistor second electric connection and motor electric connection, electrical behavior for the piezo-resistor 37, when the electric path is the model has the movable valve that the electric connection of moulding plastics, 37.
Further, the rotating shaft is inserted into the motor, and the rotating shaft is perpendicular to the magnetic block.
(III) beneficial effects
Compared with the prior art, the invention provides an anti-blocking device of a plastic housing injection nozzle, which has the following beneficial effects:
1. the anti-blocking device of the injection molding nozzle with the plastic shell is used by matching the detection mechanism and the control mechanism, when the fan blade in the initial state of the device does not cut the magnetic induction line to move, the electromagnet is not electrified, when the first electric contact is contacted with the first electric contact rod, the electromagnet is electrified, the operation is simple, the use is convenient, the automation degree is high, the anti-blocking device is suitable for any state of the device, and energy is saved by electromagnetic electricity generation.
2. This anti-blocking device of mouth is penetrated to plastics shell uses through the cooperation of processing mechanism and sensing mechanism, when the device blocks up, heats the heat of moulding plastics that solidifies through the stirring of pivot and the heating of inside heater and makes it can normal use, easy operation, and degree of automation is high, improves injection molding efficiency, saves the cost of moulding plastics.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an enlarged schematic view of the processing mechanism of the present invention;
FIG. 3 is an enlarged schematic view of the control mechanism of the present invention;
fig. 4 is a schematic view of a moving structure of a baffle plate according to the present invention.
In the figure: 1. a housing; 2. a cavity; 3. a detection mechanism; 4. an induction mechanism; 5. a control mechanism; 6. a processing mechanism; 31. a fixed shaft; 32. a fan blade; 33. a magnetic plate; 41. a piezoresistor I; 42. a piezoresistor II; 51. a movable pin; 52. a baffle; 53. a compression spring; 54. a sponge; 55. an electrical contact I; 56. an electric contact rod I; 57. a piezoresistor III; 61. an electromagnet; 62. a limit spring; 63. a magnetic block; 64. an electric contact II; 65. an electric contact rod II; 66. a motor; 67. a rotating shaft; 68. a heating wire; 69. and a control valve.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one:
referring to fig. 1-2, an anti-blocking device of a plastic housing injection nozzle comprises a housing 1 and a cavity 2, wherein the cavity 2 is movably connected with the interior of the housing 1, an injection molding solution is filled in the cavity 2, the anti-blocking device further comprises a detection mechanism 3, a control mechanism 5 and a processing mechanism 6, the detection mechanism 3 is movably connected with the interior of the cavity 2, the detection mechanism 3 comprises a fixed shaft 31, a fan blade 32 and a magnetic plate 33, the interior of the cavity 2 is movably connected with the fixed shaft 31, the fan blade 32 is sleeved on the outer side of the fixed shaft 31, an inner movable connection power-on wire of the fan blade 32, the anode of the power-on wire is connected with a power supply, the magnetic plate 33 is movably connected with the interior of the cavity 2, when injection molding is performed, the injection molding solution drives the fan blade 32 to rotate through the fan blade 32, the magnetic plates 33 are provided with two magnetic plates, the opposite magnetic poles of the two magnetic plates 33 are opposite, at the moment, the fan blade 32 rotates to cut a magnetic induction line, the inner movable connection of the housing 1 is provided with the sensing mechanism 4, and the inner movable connection of the housing 1 is connected with the control mechanism 5.
The control mechanism 5 comprises a movable pin 51, a baffle plate 52, a compression spring 53, a sponge 54, an electric contact one 55, an electric contact rod one 56 and a piezoresistor three 57, wherein the movable pin 51 is movably connected inside the shell 1, the baffle plate 52 is movably connected inside the movable pin 51, the compression spring 53 is movably connected to the bottom of the baffle plate 52, the sponge 54 is movably connected to the bottom of the baffle plate 52, the electric contact one 55 is movably connected to the bottom of the sponge 54, the electric contact one 55 is electrically connected with a power supply, the electric contact rod one 56 is inserted inside the shell 1, the electric contact rod one 56 is electrically connected with the piezoresistor three 57, when the electric contact one 55 is in contact with the electric contact rod one 56, a circuit is switched on at the moment, the piezoresistor three 57 is connected with the piezoresistor three 57, the processing mechanism 6 is movably connected inside the shell 1, the processing mechanism 6 comprises an electromagnet 61, a limit spring 62, a magnetic block 63, an electric contact two 64, an electric contact rod two 65, a motor 66, a rotating shaft 67, a heating wire 68 and a control valve 69, the magnetic block 63 is the same as the opposite surface of the electromagnet 61, and the electromagnet 61 is movably connected inside the shell 1.
When the piezoresistor I41 and the piezoresistor II 42 are both in a passage, the electromagnet 61 is electrified and repelled by the magnetic block 63 to push the electric contact II 64 to be separated from the electric contact rod II 65, the inner side of the electromagnet 61 is movably connected with the limiting spring 62, the inner side of the limiting spring 62 is movably connected with the magnetic block 63, the inner side of the electromagnet 61 is movably connected with the electric contact II 64, the electric contact II 64 is electrically connected with the power supply, the outer side of the magnetic block 63 is movably connected with the electric contact rod II 65, the electric contact rod II 65 is electrically connected with the piezoresistor II 42, the piezoresistor II 42 is electrically connected with the motor 66, when the electric contact rod II 65 is separated from the electric contact II 64, the piezoresistor II 42 is in a passage, the motor 66 drives the rotating shaft 67 to rotate to heat the blocked injection molding liquid, the inner side of the magnetic block 63 is movably connected with the motor 66, the inner side of the motor 66 is movably connected with the rotating shaft 67, the rotating shaft 67 is spliced in the motor 66, the rotating shaft 67 is perpendicular to the magnetic block 63, the inner side of the rotating shaft 67 is movably connected with the heating wire 68, the heating wire 68 is electrically connected with the piezoresistor II 42, when the electric contact II 42 is in a passage, the solidified injection molding liquid is enabled to be in a melting state, and the inner side of the casing 1 is movably connected with the motor 69, and the motor control valve 69 is used for controlling the type of the valve 3837 to perform processing on the injection molding liquid.
Embodiment two:
referring to fig. 1-4, an anti-blocking device of a plastic housing injection nozzle comprises a housing 1 and a cavity 2, wherein the cavity 2 is movably connected with the interior of the housing 1, injection molding solution is filled in the cavity 2, the anti-blocking device further comprises a detection mechanism 3, an induction mechanism 4, a control mechanism 5 and a processing mechanism 6, the detection mechanism 3 is movably connected with the interior of the cavity 2, the detection mechanism 3 comprises a fixed shaft 31, a fan blade 32 and a magnetic plate 33, the fixed shaft 31 is movably connected with the interior of the cavity 2, the fan blade 32 is sleeved with an inner movable connection power-on wire of the fan blade 32, the anode of the power-on wire is connected with a power supply, the magnetic plate 33 is movably connected with the interior of the cavity 2, when injection molding is performed, the fan blade 32 is driven to rotate through the fan blade 32, the magnetic plates 33 are provided with two magnetic poles opposite to each other, at the moment, the fan blade 32 rotates to perform cutting magnetic induction wire movement, and the induction mechanism 4 is movably connected with the interior of the housing 1.
The induction mechanism 4 comprises a piezoresistor I41 and a piezoresistor II 42, the piezoresistor I41 is movably connected in the shell 1, when injection molding liquid is solidified, the rotating speed of the fan blade 32 is reduced, the generated current is reduced, when the current generated by the fan blade 32 is smaller than the maximum channel voltage of the piezoresistor I41, the piezoresistor I41 is connected with the negative electrode of an energizing lead, the piezoresistor II 42 is movably connected in the shell 1, the control mechanism 5 is connected in the shell 1, the control mechanism 5 comprises a movable pin 51, a baffle plate 52, a compression spring 53, a sponge 54, an electric contact I55, an electric contact rod 56 and a piezoresistor III 57, the movable pin 51 is movably connected in the shell 1, the baffle plate 52 is movably connected in the inner side of the movable pin 51, the compression spring 53 is movably connected in the bottom of the baffle plate 52, the sponge 54 is movably connected in the bottom of the sponge 54, the electric contact I55 is electrically connected with a power supply, the electric contact rod 56 is electrically connected with the third piezoresistor 57, when the electric contact I55 is in contact with the electric contact rod 56, the piezoresistor III is movably connected in the shell 1, and the inner circuit of the third piezoresistor 57 is movably connected in the shell 1.
The processing mechanism 6 comprises an electromagnet 61, a limit spring 62, a magnetic block 63, an electric contact II 64, an electric contact rod II 65, a motor 66, a rotating shaft 67, a heating wire 68 and a control valve 69, wherein the magnetic poles of the opposite surfaces of the magnetic block 63 and the electromagnet 61 are the same, the electromagnet 61 is movably connected in the shell 1, when the first piezoresistor 41 and the second piezoresistor 42 are both in a passage, the electromagnet 61 is electrified and repulsed with the magnetic block 63 to push the electric contact II 64 to be separated from the electric contact rod II 65, the limit spring 62 is movably connected in the inner side of the electromagnet 61, the magnetic block 63 is movably connected in the inner side of the limit spring 62, the electric contact II 64 is electrically connected with a power supply, the electric contact rod II 65 is movably connected in the outer side of the magnetic block 63, the electric feeler lever II 65 is electrically connected with the piezoresistor II 42, the piezoresistor II 42 is electrically connected with the motor 66, when the electric feeler lever II 65 is separated from the electric contact II 64, the piezoresistor II 42 is in a passage, the motor 66 drives the rotating shaft 67 to rotate so as to heat the blocked injection molding liquid, the motor 66 is movably connected with the inner side of the magnetic block 63, the rotating shaft 67 is movably connected with the rotating shaft 67, the rotating shaft 67 is inserted into the motor 66, the rotating shaft 67 is perpendicular to the magnetic block 63, the heating wire 68 is movably connected with the inner side of the rotating shaft 67, the heating wire 68 is electrically connected with the piezoresistor II 42, when the piezoresistor II 42 is in a passage, the solidified injection molding liquid can be melted, the control valve 69 is movably connected with the inner side of the shell 1, the model of the motor 66 is 3836 RG, and the processing mechanism processes the solidified injection molding liquid.
Working principle: the utility model provides an anti-blocking device of plastic housing injection molding nozzle, including casing 1 and cavity 2, still include detection mechanism 3, sensing mechanism 4, control mechanism 5 and processing mechanism 6, detection mechanism 3 includes fixed axle 31, flabellum 32 and magnet plate 33, the inside swing joint circular telegram wire of flabellum 32, the positive pole of circular telegram wire links to each other with the power, normal operating condition, the injection molding liquid does not block up at this moment, flabellum 32 rotates normally, the opposite face magnetic pole of two magnet plates 33 is opposite, cut the magnetic induction line between two magnet plates 33 at this moment, the electric current that fan blade 32 rotated and produced is greater than the biggest access voltage of piezo-resistor one 41, piezo-resistor one 41 opens circuit, baffle 52 outside moves, compression spring 53 is extruded, make electric contact one 55 and electric contact one 56 contact, at this moment the circuit switch-on, sponge 54 is extruded, piezo-resistor three 57 way, this moment the device is inoperative, electric contact two 64 and electric contact two 65 are in former length state, spacing spring 62 is in the state, control valve 69 is unopened.
When the injection molding opening is blocked due to unstable temperature, the baffle plate 52 moves inwards, so that the first electric contact point 55 is contacted with the first electric contact rod 56, the sponge 54 is not extruded, the third electric contact point 57 is still in a passage, meanwhile, the rotating speed of the fan blade 32 is reduced, the generated current is reduced, when the current generated by the fan blade 32 is smaller than the maximum passage voltage of the first electric contact point 41, the passage of the first electric contact point 41 is equal to the opposite magnetic poles of the electromagnet 61, the first electric contact point 41 and the second electric contact point 42 are both in a passage, the electromagnet 61 is electrified to repel the magnetic block 63, the limiting spring 62 is stretched, the second electric contact point 64 is pushed to be separated from the second electric contact rod 65, the rotating shaft 67 is pushed to move inwards, the control valve 69 is opened, the passage of the second electric contact point 42 is electrically connected with the motor 66, the motor 66 drives the rotating shaft 67 to rotate, the heating wire 68 is electrically connected with the second electric contact point 42, and the heating wire 68 is electrified to heat the blocked injection molding liquid, so that the solidified injection molding liquid is melted, and the injection molding efficiency is prevented from being influenced.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. The utility model provides a plastics shell injection molding shoots anti-blocking device of mouth, includes casing (1) and cavity (2), its characterized in that: still include detection mechanism (3), induction mechanism (4), control mechanism (5) and processing mechanism (6), the inside swing joint of cavity (2) has detection mechanism (3), the inside swing joint of casing (1) has induction mechanism (4), the inside of casing (1) is connected with control mechanism (5), the inside swing joint of casing (1) has processing mechanism (6).
2. The anti-clogging device for a plastic housing injection nozzle of claim 1, wherein: the inside of the shell (1) is movably connected with a cavity (2).
3. The anti-clogging device for a plastic housing injection nozzle of claim 1, wherein: the detection mechanism (3) comprises a fixed shaft (31), fan blades (32) and a magnetic plate (33), wherein the fixed shaft (31) is movably connected to the inside of the cavity (2), the fan blades (32) are sleeved on the outer side of the fixed shaft (31), and the magnetic plate (33) is movably connected to the inside of the cavity (2).
4. The anti-clogging device for a plastic housing injection nozzle of claim 1, wherein: the induction mechanism (4) comprises a piezoresistor I (41) and a piezoresistor II (42), the piezoresistor I (41) is movably connected in the shell (1), and the piezoresistor II (42) is movably connected in the shell (1).
5. The anti-clogging device for a plastic housing injection nozzle of claim 1, wherein: control mechanism (5) are including movable pin (51), baffle (52), compression spring (53), sponge (54), electric contact one (55), electric feeler lever one (56) and piezo-resistor three (57), the inside swing joint of casing (1) has movable pin (51), the inboard swing joint of movable pin (51) has baffle (52), the bottom swing joint of baffle (52) has compression spring (53), the bottom swing joint of baffle (52) has sponge (54), the bottom swing joint of sponge (54) has electric contact one (55), peg graft in the inside of casing (1) has electric feeler lever one (56), the inside swing joint of casing (1) has piezo-resistor three (57).
6. The anti-clogging device for a plastic housing injection nozzle of claim 1, wherein: the processing mechanism (6) comprises an electromagnet (61), a limiting spring (62), a magnetic block (63), an electric contact second (64), an electric contact second (65), a motor (66), a rotating shaft (67), a heating wire (68) and a control valve (69), wherein the electromagnet (61) is movably connected to the inside of the shell (1), the limiting spring (62) is movably connected to the inside of the electromagnet (61), the magnetic block (63) is movably connected to the inside of the limiting spring (62), the electric contact second (64) is movably connected to the inside of the electromagnet (61), the electric contact second (65) is movably connected to the outside of the magnetic block (63), the motor (66) is movably connected to the inside of the magnetic block (63), the heating wire (68) is movably connected to the inside of the rotating shaft (67), and the control valve (69) is movably connected to the inside of the shell (1).
7. The anti-clogging device for a plastic housing injection nozzle of claim 6, wherein: the rotating shaft (67) is inserted into the motor (66), and the rotating shaft (67) is perpendicular to the magnetic block (63).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311661860.5A CN117464920A (en) | 2023-12-06 | 2023-12-06 | Anti-blocking device of plastic housing injection nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311661860.5A CN117464920A (en) | 2023-12-06 | 2023-12-06 | Anti-blocking device of plastic housing injection nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117464920A true CN117464920A (en) | 2024-01-30 |
Family
ID=89633106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311661860.5A Pending CN117464920A (en) | 2023-12-06 | 2023-12-06 | Anti-blocking device of plastic housing injection nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117464920A (en) |
-
2023
- 2023-12-06 CN CN202311661860.5A patent/CN117464920A/en active Pending
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