CN211221930U - High-temperature injection mold - Google Patents

High-temperature injection mold Download PDF

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Publication number
CN211221930U
CN211221930U CN201921996470.2U CN201921996470U CN211221930U CN 211221930 U CN211221930 U CN 211221930U CN 201921996470 U CN201921996470 U CN 201921996470U CN 211221930 U CN211221930 U CN 211221930U
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die cavity
template
plate
bevel gear
fixed connection
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李日坤
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Jiangxi Yuanxiang Plastic Co ltd
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Jiangxi Yuanxiang Plastic Co ltd
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Abstract

The utility model discloses a high-temperature injection mould, which comprises a bottom plate, a cooling unit and a heating unit, wherein the upper end of the bottom plate is provided with four symmetrically distributed circular grooves, the upper end of the bottom plate is fixedly connected with a lower template, the upper end of the lower template is internally provided with a lower die cavity, the upper surface of the lower template is provided with an upper template, the middle part of the lower end of the upper template is provided with an upper die cavity, the upper end of the upper template is fixedly connected with a top plate, the cooling unit is arranged at the lower end of the inner part of the lower template, the heating unit is arranged at the upper end of the inner part of the lower template, the high-temperature injection mould also comprises a pouring channel, an exhaust channel and a PLC (programmable logic controller), the pouring channel is arranged at the left end of the contact surface of the lower template and the upper template, the pouring channel is respectively communicated with the upper die cavity and the lower die cavity, the, the injection molding efficiency is improved, and the energy waste is reduced.

Description

High-temperature injection mold
Technical Field
The utility model relates to an injection mold technical field specifically is a high temperature injection mould.
Background
An injection mold is a tool for producing plastic products; the injection molding is a processing method used when producing some parts with complicated shapes in batches, and particularly relates to a method for injecting heated and melted plastics into a mold cavity under high pressure by an injection molding machine, obtaining a molded product after cooling and solidification, wherein the injection molding mold consists of a movable mold and a fixed mold, the movable mold is arranged on a movable mold plate of the injection molding machine, the fixed mold is arranged on a fixed mold plate of the injection molding machine, the movable mold and the fixed mold are closed to form a pouring system and a mold cavity during injection molding, the movable mold and the fixed mold are separated to take out the plastic product during mold opening, when the molten plastics are injected into the mold cavity, in order to prevent the surface of the product from being abnormal due to advanced cooling and solidification of the plastics, a heating element is usually arranged in the mold plate to keep a high-temperature state, and cooling is carried out after the plastics are completely injected, so that the time of injection molding is prolonged greatly due, the injection molding efficiency is reduced, and energy waste is caused, so that the defects are overcome by the high-temperature injection mold.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a high temperature injection mould, the heating is gone on in turn and each other does not influence with refrigerated, very big shortening the material required heating the cooling time when moulding plastics, improved the efficiency of moulding plastics, it is extravagant to have reduced the energy, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a high-temperature injection mold comprises a bottom plate, a cooling unit and a heating unit;
a bottom plate: the upper end of the bottom plate is provided with four symmetrically distributed circular grooves, the upper end of the bottom plate is fixedly connected with a lower template, a lower die cavity is arranged inside the upper end of the lower template, the upper surface of the lower template is provided with an upper template, the middle part of the lower end of the upper template is provided with an upper die cavity, the upper die cavity and the lower die cavity are correspondingly arranged, and the upper end of the upper template is fixedly connected with a top plate;
a cooling unit: the cooling unit is arranged at the lower end of the interior of the lower template;
a heating unit: the heating unit is arranged at the upper end of the interior of the lower template;
wherein: the heating plate is controlled to be opened by the PLC controller to heat the lower die cavity, after molten materials are injected into the lower die cavity through the pouring channel, the double-shaft motor is controlled to be started by the PLC controller, the double-shaft motor drives the first bevel gear to rotate, the first bevel gear is meshed with the second bevel gear to drive the screw to rotate, the screw rotates to drive the two connecting plates to move in opposite directions, so that the heating plate is separated from the outer cambered surface of the lower die cavity, the electric push rod is started, and the push plate is pushed to move upwards by the electric push rod, thereby make the cooling water ring cup joint at the extrados of die cavity down, from the inlet tube to the inside cold water that injects into of cooling water ring cool off the die cavity down, this high temperature injection mould can realize heating and refrigerated go on in turn and each other not influence, very big shortening the material required heating when moulding plastics cooling time, improved the efficiency of moulding plastics.
Further, the cooling unit includes electric putter, push pedal, spacing post and cooling water ring, electric putter fixed connection is in the recess upper surface at bottom plate middle part, push pedal fixed connection is in electric putter's upper surface, spacing post has four and the symmetry to set up in the lower surface of push pedal, with the circular slot internal surface sliding connection who corresponds, the lower surface of cooling water ring and the upper surface of push pedal follow fixed connection outward, the intrados of cooling water ring corresponds the setting with the extrados of die cavity down, the output of PLC controller is connected to electric putter's input electricity, adopts the cooling method of over-and-under type, is convenient for to the heating and the cooling fast switch of die cavity down, improves the efficiency of moulding plastics.
Further, still include inlet tube and outlet pipe, the lateral wall of lower bolster is all passed to the end of intaking of inlet tube and the play water end of outlet pipe, the water inlet fixed connection of the play water end of inlet tube and cooling water ring lower extreme, the end of intaking of outlet pipe and the delivery port fixed connection of cooling water ring upper end, inlet tube and outlet pipe are the hose, and cold water gets into from the lower extreme of cooling water ring, discharges from the upper end of cooling water ring, do benefit to cold water and be full of the inside of cooling water ring completely, improve cooling efficiency.
Further, the heating unit comprises a double-shaft motor, a first bevel gear, a screw rod, a second bevel gear, two connecting plates and a heating plate, the double-shaft motor is fixedly connected to the left side surface inside the lower template, the first bevel gear is fixedly connected to the tail end of an output shaft of the double-shaft motor, the screw rod is provided with two bearings which are respectively rotatably connected with the bearings arranged on the front side surface and the rear side surface inside the lower template, the thread directions of the left end and the right end of the screw rod are opposite, the second bevel gear is fixedly connected to the left end of the screw rod, the first bevel gear and the second bevel gear are meshed and connected, the outer end of the screw rod is in threaded connection with the two connecting plates which are respectively arranged corresponding to the threads at the two ends of the screw rod, the heating plate is provided with two symmetrical parts, the two ends of the, the equal electricity of input of biax motor and hot plate connects the output of PLC controller, makes the hot plate can remove, is convenient for to lower mould chamber rapid heating and cooling.
Furthermore, the positioning device further comprises a positioning block, the positioning block is fixedly connected to the right end of the upper surface of the lower template, the positioning block is of a frustum structure, the positioning block is correspondingly arranged with a conical groove formed in the right side of the lower end of the upper template, a limiting effect is achieved on the butt joint of the upper template and the lower template, and dislocation is prevented.
Compared with the prior art, the beneficial effects of the utility model are that: this high temperature injection mould has following benefit:
the PLC controller controls the heating plate to be opened to heat the lower die cavity, after molten materials are injected into the lower die cavity through a pouring channel, the PLC controller controls the double-shaft motor to be started, the double-shaft motor drives the first bevel gear to rotate, the first bevel gear drives the screw to rotate through meshing with the second bevel gear, the screw rotates to drive the two connecting plates to move in opposite directions, so that the heating plate is separated from the outer arc surface of the lower die cavity, the electric push rod is started, the electric push rod pushes the push plate to move upwards, the outer arc surface of the lower die cavity is sleeved with the cooling water ring, cold water is injected into the cooling water ring from the water inlet pipe to cool the lower die cavity, the high-temperature injection mold can alternately perform heating and cooling without influencing each other, the required heating time of the materials during injection molding is greatly shortened, and the energy waste is reduced while the injection.
Drawings
Fig. 1 is a front view of the cross-sectional structure of the present invention.
Fig. 2 is a schematic view of the top-view cross-sectional structure of the present invention.
In the figure: the device comprises a base plate 1, a lower die plate 2, an upper die plate 3, a top plate 4, a cooling unit 5, an electric push rod 51, a push plate 52, a limiting column 53, a cooling water ring 54, a heating unit 6, a double-shaft motor 61, a first bevel gear 62, a screw 63, a second bevel gear 64, a connecting plate 65, a heating plate 66, a pouring gate 7, an exhaust channel 8, a water inlet pipe 9, a water outlet pipe 10, a positioning block 11, an upper die cavity 12, a lower die cavity 13, a circular groove 14 and a PLC 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a high-temperature injection mould comprises a bottom plate 1, a cooling unit 5 and a heating unit 6;
bottom plate 1: the upper end of bottom plate 1 is provided with four circular slots 14 that the symmetry distributes, and the upper end fixedly connected with lower bolster 2 of bottom plate 1, the inside lower mould chamber 13 that is provided with in upper end of lower bolster 2, and the upper surface of lower bolster 2 is provided with cope match-plate pattern 3, and the lower extreme middle part of cope match-plate pattern 3 is provided with cope match-plate pattern 12, and cope match-plate pattern 12 corresponds the setting with lower mould chamber 13, and the upper end fixedly connected with roof 4 of cope match-plate pattern 3.
Cooling unit 5: the cooling unit 5 comprises an electric push rod 51, a push plate 52, a limiting column 53 and a cooling water ring 54, the electric push rod 51 is fixedly connected with the upper surface of the groove in the middle of the bottom plate 1, the push plate 52 is fixedly connected with the upper surface of the electric push rod 51, the limiting columns 53 are four and symmetrically arranged on the lower surface of the push plate 52 and are in sliding connection with the inner surface of the corresponding circular groove 14, the lower surface of the cooling water ring 54 is fixedly connected with the outer edge of the upper surface of the push plate 52, the inner arc surface of the cooling water ring 54 is arranged corresponding to the outer arc surface of the lower die cavity 13, the input end of the electric push rod 51 is electrically connected with the output end of the PLC 15, the electric push rod 51 is started, the electric push rod 51 pushes the push plate 52 to move upwards, so that the cooling water ring 54 is sleeved on the outer arc surface of the lower die cavity 13, cold water is injected into the cooling water ring 54 from the, the injection molding efficiency is improved.
The heating unit 6: the heating unit 6 comprises a double-shaft motor 61, a first bevel gear 62, a screw 63, a second bevel gear 64, a connecting plate 65 and a heating plate 66, the double-shaft motor 61 is fixedly connected to the left side surface inside the lower template 2, the first bevel gear 62 is fixedly connected to the tail end of an output shaft of the double-shaft motor 61, the screw 63 is provided with two bearings which are respectively rotatably connected with the front side surface and the back side surface inside the lower template 2, the thread directions of the left end and the right end of the screw 63 are opposite, the second bevel gear 64 is fixedly connected to the left end of the screw 63, the first bevel gear 62 is meshed with the second bevel gear 64, the outer end of the screw 63 is in threaded connection with the two connecting plates 65, the two connecting plates 65 are respectively arranged corresponding to the threads at the two ends of the screw 63, the heating plate 66 is provided with two symmetrical structures, the two ends of the, the input of biax motor 61 and hot plate 66 all connects the output of PLC controller 15 electrically, PLC controller 15 control biax motor 61 starts, biax motor 61 drives first bevel gear 62 rotatory, first bevel gear 62 drives screw rod 63 through meshing with second bevel gear 64 and rotates, screw rod 63 rotates and drives two connecting plates 65 and remove to opposite direction to make hot plate 66 and the extrados separation of lower mould chamber 13, be convenient for cooling water ring 54 rises and cools off lower mould chamber 13 fast.
Wherein: still include inlet tube 9, outlet pipe 10 and locating piece 11, the end of intaking of inlet tube 9 and the play water end of outlet pipe 10 all pass the lateral wall of lower bolster 2, the play water end of inlet tube 9 and the water inlet fixed connection of cooling water ring 54 lower extreme, the end of intaking of outlet pipe 10 and the delivery port fixed connection of cooling water ring 54 upper end, inlet tube 9 and outlet pipe 10 are the hose, cold water gets into from the lower extreme of cooling water ring 54, discharge from the upper end of cooling water ring 54, do benefit to cold water and be full of the inside of cooling water ring 54 completely, improve cooling efficiency, locating piece 11 fixed connection is in the upper surface right-hand member of lower bolster 2, locating piece 11 is frustum type structure, locating piece 11 corresponds the setting with the conical groove that the lower extreme right side of upper bolster 3 set up, play limiting displacement to the butt joint of upper bolster 3 and lower bolster 2.
Wherein: still including watering 7, exhaust passage 8 and PLC controller 15, water 7 and set up in the contact surface left end of lower bolster 2 and cope match-plate pattern 3, water 7 respectively with last die cavity 12 and lower die cavity 13 intercommunication, exhaust passage 8 sets up in the lower extreme of cope match-plate pattern 3, exhaust passage 8 and last die cavity 12 intercommunication, PLC controller 15 fixed connection is in bottom plate 1's lateral surface, external power source is connected to PLC controller 15's input electricity.
When in use: the PLC 15 controls the heating plate 66 to open to heat the lower die cavity 13, after the molten material is injected into the lower die cavity 13 through the pouring channel 7, the PLC 15 controls the start of the double-shaft motor 61, the double-shaft motor 61 drives the first bevel gear 62 to rotate, the first bevel gear 62 drives the screw 63 to rotate by meshing with the second bevel gear 64, the screw 63 drives the two connecting plates 65 to move in opposite directions by rotation, thereby separating the heating plate 66 from the outer arc surface of the lower mold cavity 13, starting the electric push rod 51, pushing the push plate 52 by the electric push rod 51 to move upwards, thereby leading the cooling water ring 54 to be sleeved on the outer cambered surface of the lower die cavity 13, injecting cold water into the cooling water ring 54 from the water inlet pipe 9 to cool the lower die cavity 13, taking materials after cooling, then the electric push rod 51 contracts, the electric push rod 51 drives the cooling water ring 54 to descend through the push plate 52, and the double-shaft motor 61 rotates reversely to enable the heating plate 66 to be attached to the outer arc surface of the lower die cavity 13 for the next cycle.
It should be noted that the specific model of the PLC controller 15 disclosed in this embodiment is siemens S7-200, the electric putter 51, the dual-axis motor 61, and the heating plate 66 may be freely configured according to an actual application scenario, the electric putter 51 is proposed to be a WDTW type micro electric putter manufactured by yao electric liquid putter manufacturers, which is a trade name of tin, the dual-axis motor 61 is proposed to be a 42 through type lead screw motor manufactured by moku electromechanical company, which is manufactured in dongguan, and the PLC controller 15 controls the electric putter 51, the dual-axis motor 61, and the heating plate 66 to operate by using a method commonly used in the prior art.
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 (5)

1. A high temperature injection mould which is characterized in that: comprises a bottom plate (1), a cooling unit (5) and a heating unit (6);
base plate (1): the upper end of the bottom plate (1) is provided with four circular grooves (14) which are symmetrically distributed, the upper end of the bottom plate (1) is fixedly connected with a lower template (2), a lower die cavity (13) is arranged inside the upper end of the lower template (2), the upper surface of the lower template (2) is provided with an upper template (3), the middle part of the lower end of the upper template (3) is provided with an upper die cavity (12), the upper die cavity (12) and the lower die cavity (13) are correspondingly arranged, and the upper end of the upper template (3) is fixedly connected with a top plate (4);
cooling unit (5): the cooling unit (5) is arranged at the lower end of the interior of the lower template (2);
heating unit (6): the heating unit (6) is arranged at the upper end of the interior of the lower template (2);
wherein: still including watering (7), exhaust passage (8) and PLC controller (15), water (7) and set up in the contact surface left end of lower bolster (2) and cope match-plate pattern (3), water (7) and communicate with last die cavity (12) and lower die cavity (13) respectively, exhaust passage (8) set up in the lower extreme of cope match-plate pattern (3), exhaust passage (8) and last die cavity (12) intercommunication, PLC controller (15) fixed connection is in the lateral surface of bottom plate (1), external power source is connected to the input electricity of PLC controller (15).
2. A high temperature injection mold as defined in claim 1, wherein: cooling unit (5) include electric putter (51), push pedal (52), spacing post (53) and cooling water ring (54), electric putter (51) fixed connection is in the recess upper surface at bottom plate (1) middle part, push pedal (52) fixed connection is in the upper surface of electric putter (51), spacing post (53) have four and the symmetry to set up in the lower surface of push pedal (52), with circular slot (14) internal surface sliding connection who corresponds, the outer fixed connection of following of upper surface of lower surface and push pedal (52) of cooling water ring (54), the intrados of cooling water ring (54) corresponds the setting with the extrados of die cavity (13) down, the output of PLC controller (15) is connected to the input electricity of electric putter (51).
3. A high temperature injection mold as defined in claim 2, wherein: still include inlet tube (9) and outlet pipe (10), the lateral wall of lower bolster (2) is all passed to the end of intaking of inlet tube (9) and the play water end of outlet pipe (10), the water inlet fixed connection of the play water end of inlet tube (9) and cooling water ring (54) lower extreme, the delivery port fixed connection of the end of intaking of outlet pipe (10) and cooling water ring (54) upper end, inlet tube (9) and outlet pipe (10) are the hose.
4. A high temperature injection mold as defined in claim 1, wherein: the heating unit (6) comprises a double-shaft motor (61), a first bevel gear (62), a screw (63), a second bevel gear (64), a connecting plate (65) and a heating plate (66), wherein the double-shaft motor (61) is fixedly connected to the left side surface inside the lower template (2), the first bevel gear (62) is fixedly connected to the tail end of an output shaft of the double-shaft motor (61), the screw (63) is provided with two screws which are respectively and rotatably connected with bearings arranged on the front side surface and the rear side surface inside the lower template (2), the thread directions of the left end and the right end of the screw (63) are opposite, the second bevel gear (64) is fixedly connected to the left end of the screw (63), the first bevel gear (62) is in meshed connection with the second bevel gear (64), the outer end of the screw (63) is in threaded connection with the two connecting plates (65), and the two connecting plates (65) are respectively arranged corresponding to, the hot plate (66) have two and symmetry settings, the both ends of hot plate (66) respectively with connecting plate (65) fixed connection that correspond, the outer cambered surface of hot plate (66) and lower mould chamber (13) corresponds the setting, the output of PLC controller (15) is all connected to the input electricity of double-shaft motor (61) and hot plate (66).
5. A high temperature injection mold as defined in claim 1, wherein: still include locating piece (11), locating piece (11) fixed connection is in the upper surface right-hand member of lower bolster (2), locating piece (11) are frustum type structure, locating piece (11) correspond the setting with the bell jar that upper die plate (3) lower extreme right side set up.
CN201921996470.2U 2019-11-19 2019-11-19 High-temperature injection mold Active CN211221930U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921996470.2U CN211221930U (en) 2019-11-19 2019-11-19 High-temperature injection mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921996470.2U CN211221930U (en) 2019-11-19 2019-11-19 High-temperature injection mold

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CN211221930U true CN211221930U (en) 2020-08-11

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114571646A (en) * 2022-02-14 2022-06-03 苏州恒坤精密电子有限公司 New energy battery insulating material manufacturing and forming system and production process

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114571646A (en) * 2022-02-14 2022-06-03 苏州恒坤精密电子有限公司 New energy battery insulating material manufacturing and forming system and production process

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