CN113199693A - Injection molding machine with improved cooler - Google Patents
Injection molding machine with improved cooler Download PDFInfo
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- CN113199693A CN113199693A CN202110432433.4A CN202110432433A CN113199693A CN 113199693 A CN113199693 A CN 113199693A CN 202110432433 A CN202110432433 A CN 202110432433A CN 113199693 A CN113199693 A CN 113199693A
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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
- B29C45/03—Injection moulding apparatus
- B29C45/04—Injection moulding apparatus using movable moulds or mould halves
- B29C45/06—Injection moulding apparatus using movable moulds or mould halves mounted on a turntable, i.e. on a rotating support having a rotating axis parallel to the mould opening, closing or clamping direction
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
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- 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
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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
- B29C45/03—Injection moulding apparatus
- B29C45/04—Injection moulding apparatus using movable moulds or mould halves
- B29C45/06—Injection moulding apparatus using movable moulds or mould halves mounted on a turntable, i.e. on a rotating support having a rotating axis parallel to the mould opening, closing or clamping direction
- B29C2045/065—Injection moulding apparatus using movable moulds or mould halves mounted on a turntable, i.e. on a rotating support having a rotating axis parallel to the mould opening, closing or clamping direction continuously rotating turntables
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- 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 an injection molding machine with an improved cooler, which comprises a mold shell, an upper mold cover and a lower mold cover, wherein the mold shell is used for arranging a required mold according to the required mold; a mould filling hole is formed in the upper cover of the mould; the rotary center is provided with an upper die station, a cover buckling station, an injection molding station, a heating and heat-preserving vibration station, a cooling and standing station and a lower die station, and is driven to rotate by a motor, and the die devices are distributed on the rotary center to rotate so as to realize station rotation; a feeding manipulator is arranged at the upper mould station to place the unloaded mould shell on the rotating center; the invention has reasonable design, compact structure and convenient use.
Description
Technical Field
The invention relates to an injection molding machine with an improved cooler.
Background
The injection system is one of the most important components of an injection molding machine, and generally has 3 main forms of plunger type, screw type and screw pre-molding plunger injection type. The most widely used is the screw type. The function of the injection molding machine is that after a certain amount of plastic is heated and plasticized in a specified time in one cycle of the injection molding machine, the molten plastic is injected into a mold cavity through a screw at a certain pressure and speed. After injection, the melt injected into the mold cavity remains set. The existing cooling and filtering system has poor effect, is easy to block and is easy to inject. The injection molding machine with the CN201720472144.6 cooling device of the electrical control cabinet has low efficiency and low automation degree although a set of injection molding machine is provided.
Disclosure of Invention
The object of the invention is to provide an injection molding machine with an improved cooler.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
an injection molding machine with an improved cooler comprises
The mould device comprises a mould shell for arranging the required mould according to the required mould, and an upper mould cover is buckled on the mould shell to form an inner cavity of the mould; a mould filling hole is formed in the upper cover of the mould;
the rotary center is provided with an upper die station, a cover buckling station, an injection molding station, a heating and heat-preserving vibration station, a cooling and standing station and a lower die station, and is driven to rotate by a motor, and the die devices are distributed on the rotary center to rotate so as to realize station rotation;
a feeding manipulator is arranged at the upper mould station to place the unloaded mould shell on the rotating center;
the cover buckling station is used for buckling the upper cover of the mold on the mold shell to form an inner cavity of the mold;
an injection molding assembly is arranged at an injection molding station to fill liquid materials into an inner cavity of the mold;
heating the die device to a set temperature and preserving heat at a heating and heat-preserving vibration station;
cooling the die device according to a set cooling curve on a cooling and standing station;
and a blanking manipulator is arranged at the lower die station to output the fully loaded die shell to the unpacking station from the rotating center.
As a further improvement of the above technical solution:
a heat exchange pipeline is sleeved on the mould shell;
the rotation center comprises a rotating center support frame;
an eccentric gear driving shaft is arranged on the central supporting frame, and an eccentric crank of the eccentric crank is connected to the eccentric gear driving shaft in a key manner; the other eccentric crank throw of the eccentric crank throw is hinged with the middle part of a shifting side arm through an eccentric hinged shaft, and a shifting arm radial guide groove for shifting the side arm is sleeved on an eccentric gear driving shaft;
a shifting arm fork head is arranged at the end part of the shifting side arm, and the lower end of the central support frame rotates above the central support base through a pressure bearing; the shifting arm fork head is intermittently inserted into the branch central shaft and swings among all the stations around the central support base;
a plurality of branch supports are distributed around the central support frame so as to correspond to each station of the rotating center; a branch central shaft is rotated on the branch support, a central gear is arranged on the central support, and a meshing gear of a branch meshing planet is arranged on the branch central shaft; a branch support is arranged on the branch meshing planet, a central support push rod is arranged on the branch support, and a branch fixed V-shaped seat and a branch movable V-shaped seat are symmetrically arranged on the branch support to clamp the mould shell;
the central support push rod drives the branch movable V-shaped seat to move radially; a branch side mandril is arranged on the branch support.
The injection molding assembly comprises a fluid tank body with a jet orifice at the lower end, and fluid injection molding liquid materials are stored in a tank body cavity;
the upper end of the material tank body is provided with a material flowing fixing inner gear ring, a material flowing central gear is arranged at the center of the material flowing fixing inner gear ring, a material flowing planetary gear is arranged between the material flowing fixing inner gear ring and the material flowing central gear, and a central shaft of the material flowing planetary gear is connected with a material flowing gear rack body;
a plurality of material stirring rods are distributed on the material flowing planetary gear, and a material flowing adjusting spring is arranged between the material flowing stirring rods and the material flowing planetary gear;
a material flowing top cambered surface is annularly arranged above the material flowing fixing inner gear ring, and the lower surface of the material flowing fixing inner gear ring is used for being in rolling contact with a guide ball at the top of the material flowing stirring rod; the lower end of the material flow stirring rod is used for stirring the fluid injection molding liquid material.
A lower outlet of the colloidal particle falling channel is arranged above the liquid of the material tank, and a colloidal particle cooling pipe is wound on the colloidal particle falling channel; a fluid outlet heat preservation pipe is wound on the jet orifice;
a colloidal particle plugging plate is arranged on the wing plate of the feed gear frame body to plug or open the lower outlet of the colloidal particle falling channel;
and a colloidal particle shifting plate used for shifting solid particles remained on the colloidal particle plugging plate is arranged on the flow gear frame body.
An injection molding machine component with an improved cooler comprises a fluid tank body with a jet orifice at the lower end, wherein fluid injection molding liquid is stored in a tank body cavity;
the upper end of the material tank body is provided with a material flowing fixing inner gear ring, a material flowing central gear is arranged at the center of the material flowing fixing inner gear ring, a material flowing planetary gear is arranged between the material flowing fixing inner gear ring and the material flowing central gear, and a central shaft of the material flowing planetary gear is connected with a material flowing gear rack body;
a plurality of material stirring rods are distributed on the material flowing planetary gear, and a material flowing adjusting spring is arranged between the material flowing stirring rods and the material flowing planetary gear;
a material flowing top cambered surface is annularly arranged above the material flowing fixing inner gear ring, and the lower surface of the material flowing fixing inner gear ring is used for being in rolling contact with a guide ball at the top of the material flowing stirring rod; the lower end of the material flow stirring rod is used for stirring the fluid injection molding liquid material.
As a further improvement of the above technical solution:
a lower outlet of the colloidal particle falling channel is arranged above the liquid of the material tank, and a colloidal particle cooling pipe is wound on the colloidal particle falling channel; a fluid outlet heat preservation pipe is wound on the jet orifice;
a colloidal particle plugging plate is arranged on the wing plate of the feed gear frame body to plug or open the lower outlet of the colloidal particle falling channel;
and a colloidal particle shifting plate used for shifting solid particles remained on the colloidal particle plugging plate is arranged on the flow gear frame body.
An injection molding process based on improved cooling, through a center of rotation,
the mould device comprises a mould shell for arranging the required mould according to the required mould, and an upper mould cover is buckled on the mould shell to form an inner cavity of the mould;
the process comprises the following steps;
firstly, a feeding manipulator places a no-load mould shell on a rotary center at a mould loading station; then, the branch fixed V-shaped seat and the branch movable V-shaped seat clamp the mold shell, and the mold device is ensured to rotate;
step two, buckling the upper cover of the mold on the shell of the mold through a mechanical arm at a cover buckling station to form an inner cavity of the mold;
step three, at an injection molding station, injecting liquid materials into the inner cavity of the mold through a mold injection hole by the injection molding assembly;
heating the die device to a set temperature and preserving heat at a heating and heat preserving vibration station;
step five, cooling the die device according to a set cooling curve on a cooling and standing station;
in the lower mold station, firstly, the central support push rod drives the branch movable V-shaped seat to move radially and separate from the mold device; then, the branch side ejector rod separates the die device from the branch fixing V-shaped seat; secondly, the blanking manipulator outputs the fully loaded mould shell to an unpacking station from the rotating center;
and seventhly, unpacking the box at an unpacking station.
As a further improvement of the above technical solution:
when the rotation center rotates, the following steps are executed;
firstly, an eccentric gear driving shaft drives an eccentric crank throw to rotate, and the eccentric crank throw drives a shifting side arm through an eccentric articulated shaft, so that a radial guide groove of the shifting arm is guided and drawn on a central shaft of a central support frame; then, the shifting arm fork intermittently shifts the branch central shaft, so that the die device is changed among all stations, and meanwhile, the die device is rotated through the meshing of the central gear and the meshing gear.
In step three, the following steps are included;
s3.1, firstly, rotating the flow gear rack body, so that a lower outlet of a colloidal particle falling channel is blocked or opened by using a colloidal particle blocking plate, and the material falls into a tank body cavity of a flow tank body and is prevented from falling onto a wing plate of the flow gear rack body; then, the colloidal particle shifting plate shifts solid particles remained on the colloidal particle plugging plate; secondly, the material flow central gear drives the material flow planetary gear to simultaneously rotate and revolve along the material flow fixed inner gear ring, so that the material flow stirring rod rotates in the stirring process, and meanwhile, the material flow stirring rod is lifted by utilizing the lower conical surface of the top cambered surface of the material flow;
in S3.1, the temperature is reduced through the colloidal particle cooling pipe, so that the materials are prevented from being heated to be melted and blocked at a lower outlet of the colloidal particle falling channel; the jet orifice is prevented from being blocked by cold through the thermal insulation pipe at the flow outlet.
An injection molding process based on improved cooling, comprising the following injection molding steps; firstly, the flow gear rack body rotates, so that the lower outlet of the colloidal particle falling channel is blocked or opened by using the colloidal particle blocking plate, and the material falls into the tank body cavity of the flow tank body and is prevented from falling onto the wing plate of the flow gear rack body; then, the colloidal particle shifting plate shifts solid particles remained on the colloidal particle plugging plate; secondly, the material flow central gear drives the material flow planetary gear to simultaneously rotate and revolve along the material flow fixed inner gear ring, so that the material flow stirring rod rotates in the stirring process, and meanwhile, the material flow stirring rod is lifted by utilizing the lower conical surface of the top cambered surface of the material flow;
in S3.1, the temperature is reduced through the colloidal particle cooling pipe, so that the materials are prevented from being heated to be melted and blocked at a lower outlet of the colloidal particle falling channel; the jet orifice is prevented from being blocked by cold through the thermal insulation pipe at the flow outlet.
The invention has the advantages of reasonable design, low cost, firmness, durability, safety, reliability, simple operation, time and labor saving, capital saving, compact structure and convenient use.
Drawings
Fig. 1 is a schematic diagram of the overall use structure of the invention.
Fig. 2 is a schematic view illustrating the structure of the eccentric hinge shaft of the present invention.
Fig. 3 is a schematic view of the structure of the central support frame of the present invention.
Fig. 4 is a schematic view showing the structure of a billet falling passage according to the present invention.
Wherein: 1. a mold device; 2. a center of rotation; 3. an injection molding assembly; 4. a mold housing; 5. covering the die; 6. a mold filling hole; 7. a central support frame; 8. an eccentric gear drive shaft; 9. an eccentric crank throw; 10. an eccentric articulated shaft; 11. shifting the side arm; 12. a shifting arm radial guide groove; 13. a shifting arm fork head; 14. a central support base; 15. a branch frame; 16. a branched central axis; 17. a branch meshing planet; 18. the branch is supported; 19. the branch fixes the V-shaped seat; 20. a branched movable V-shaped seat; 21. a branch side ejector rod; 22. an upper die station; 23. covering a station; 24. an injection molding station; 25. heating and insulating a vibration station; 26. cooling and standing the station; 27. a lower die station; 28. a material flowing tank body; 29. the inner gear ring is fixed by the flowing materials; 30. a flow sun gear; 31. a flow planetary gear; 32. a flow gear rack body; 33. a material flow stirring rod; 34. a flow adjustment spring; 35. a flow top arc surface; 36. a colloidal particle falling channel; 37. a colloidal particle cooling pipe; 38. a colloidal particle plugging plate; 39. a colloidal particle kickoff plate; 40. a feed outlet insulating tube; 41. the center supports the push rod.
Detailed Description
As shown in FIGS. 1-4, the injection molding machine with the improved cooler of the present embodiment comprises
The mould device 1 comprises a mould shell 4 for arranging a required mould according to the required mould, and an upper mould cover 5 is buckled on the mould shell 4 to form an inner cavity of the mould; a mould filling hole 6 is arranged on the upper mould cover 5;
the rotary center 2 is provided with an upper die station 22, a cover buckling station 23, an injection molding station 24, a heating and heat-preserving vibration station 25, a cooling and standing station 26 and a lower die station 27, and is driven by a motor to rotate, and the die devices 1 are distributed on the rotary center 2 to rotate so as to realize station rotation;
in the upper mould station 22, a loading manipulator is provided to place the empty mould shell 4 onto the rotation centre 2;
in the cover buckling station 23, the upper cover 5 of the mold is buckled on the shell 4 of the mold to form an inner cavity of the mold;
at the injection station 24, an injection molding assembly 3 is arranged to fill the liquid material into the mold cavity;
heating the die device 1 to a set temperature and preserving heat at a heating and heat preserving vibration station 25;
at the cooling and standing station 26, cooling the die device 1 according to a set cooling curve for the die device 1;
at the lower mould station 27, a blanking robot is arranged to transport the fully loaded mould shell 4 from the centre of rotation 2 to the unpacking station.
The mould shell 4 is sleeved with a heat exchange pipeline;
the rotation centre 2 comprises a rotating centre support 7;
an eccentric gear driving shaft 8 is arranged on the central supporting frame 7, and an eccentric crank of an eccentric crank 9 is connected to the eccentric gear driving shaft 8 in a key way; the other eccentric crank throw of the eccentric crank throw 9 is hinged with the middle part of a toggle side arm 11 through an eccentric articulated shaft 10, and a toggle arm radial guide groove 12 for toggling the side arm 11 is sleeved on the eccentric gear driving shaft 8;
a shifting arm fork head 13 is arranged at the end part of the shifting side arm 11, and the lower end of the central support frame 7 rotates on a central support base 14 through a pressure bearing; the shifting arm fork head 13 is intermittently inserted into the branch central shaft 16 and swings around the central support base 14 among various stations;
a plurality of branch supports 15 are distributed around the central support frame 7 to correspond to each station of the rotating center 2; a branch central shaft 16 is rotatably provided on the branch support 15, a sun gear is provided on the center support 7, and a meshing gear of a branch meshing planetary gear 17 is provided on the branch central shaft 16; a branch support 18 is arranged on the branch meshing planet 17, a central support push rod 41 is arranged on the branch support 18, and a branch fixed V-shaped seat 19 and a branch movable V-shaped seat 20 are symmetrically arranged on the branch support 18 to clamp the mould shell 4;
the central support push rod 41 drives the branch movable V-shaped seat 20 to move radially; a branch-side jack 21 is provided on the branch rest 18.
The injection molding component 3 comprises a fluid tank 28 with a jet orifice at the lower end, and fluid injection molding liquid is stored in a tank cavity;
a material flowing fixing inner gear ring 29 is arranged at the upper end of the material flowing tank body 28, a material flowing central gear 30 is arranged at the center of the material flowing fixing inner gear ring 29, a material flowing planetary gear 31 is arranged between the material flowing fixing inner gear ring 29 and the material flowing central gear 30, and a material flowing gear rack body 32 is connected to the central shaft of the material flowing planetary gear 31;
a plurality of material stirring rods 33 are distributed on the material planetary gear 31, and a material adjusting spring 34 is arranged between the material stirring rods 33 and the material planetary gear 31;
a material flow top cambered surface 35 is annularly arranged above the material flow fixing inner gear ring 29, and the lower surface of the material flow top cambered surface is used for being in rolling contact with a guide ball at the top of the material flow stirring rod 33; the lower end of the fluid stirring rod 33 is used for stirring the fluid injection molding liquid.
A lower outlet of a colloidal particle falling channel 36 is arranged above the material flowing tank body 28, and a colloidal particle cooling pipe 37 is wound on the colloidal particle falling channel 36; a fluid outlet heat preservation pipe 40 is wound on the jet orifice;
a colloidal particle plugging plate 38 is arranged on the wing plate of the feeding gear frame body 32 to plug or open the lower outlet of the colloidal particle falling channel 36;
a rubber granule shifting plate 39 for shifting solid particles remaining on the rubber granule blocking plate 38 is provided on the flow gear frame body 32.
In the components of the injection molding machine with the improved cooler, the injection molding component 3 comprises a fluid tank 28 with a jet port at the lower end, and fluid injection molding liquid is stored in a tank cavity;
a material flowing fixing inner gear ring 29 is arranged at the upper end of the material flowing tank body 28, a material flowing central gear 30 is arranged at the center of the material flowing fixing inner gear ring 29, a material flowing planetary gear 31 is arranged between the material flowing fixing inner gear ring 29 and the material flowing central gear 30, and a material flowing gear rack body 32 is connected to the central shaft of the material flowing planetary gear 31;
a plurality of material stirring rods 33 are distributed on the material planetary gear 31, and a material adjusting spring 34 is arranged between the material stirring rods 33 and the material planetary gear 31;
a material flow top cambered surface 35 is annularly arranged above the material flow fixing inner gear ring 29, and the lower surface of the material flow top cambered surface is used for being in rolling contact with a guide ball at the top of the material flow stirring rod 33; the lower end of the fluid stirring rod 33 is used for stirring the fluid injection molding liquid.
A lower outlet of a colloidal particle falling channel 36 is arranged above the material flowing tank body 28, and a colloidal particle cooling pipe 37 is wound on the colloidal particle falling channel 36; a fluid outlet heat preservation pipe 40 is wound on the jet orifice;
a colloidal particle plugging plate 38 is arranged on the wing plate of the feeding gear frame body 32 to plug or open the lower outlet of the colloidal particle falling channel 36;
a rubber granule shifting plate 39 for shifting solid particles remaining on the rubber granule blocking plate 38 is provided on the flow gear frame body 32.
The injection molding process based on improved cooling of the present embodiment, through the rotation center 2,
the mould device 1 comprises a mould shell 4 for arranging a required mould according to the required mould, and an upper mould cover 5 is buckled on the mould shell 4 to form an inner cavity of the mould;
the process comprises the following steps;
firstly, in an upper mold station 22, a loading manipulator places an unloaded mold shell 4 on a rotation center 2; then, the branch fixed V-shaped seat 19 and the branch movable V-shaped seat 20 clamp the mold shell 4, and simultaneously ensure the mold device 1 to rotate;
step two, buckling the upper cover 5 of the mold on the shell 4 of the mold through a manipulator at a cover buckling station 23 to form an inner cavity of the mold;
thirdly, at an injection molding station 24, the injection molding assembly 3 injects the liquid material into the inner cavity of the mold through a mold injection hole 6;
step four, heating the die device 1 to a set temperature and preserving heat at a heating and heat preserving vibration station 25;
step five, cooling the die device 1 according to a set cooling curve on the die device 1 at a cooling and standing station 26;
sixthly, in the lower mold station 27, firstly, the central support push rod 41 pulls the branch movable V-shaped seat 20 to move radially and separate from the mold device 1; then, the branch side ejector pins 21 separate the mold device 1 from the branch fixing V-shaped seats 19; secondly, the blanking manipulator outputs the fully loaded mould shell 4 from the rotating center 2 to a unpacking station;
and seventhly, unpacking the box at an unpacking station.
When the rotation center 2 rotates, the following steps are performed;
firstly, an eccentric gear driving shaft 8 drives an eccentric crank 9 to rotate, and the eccentric crank 9 drives a toggle side arm 11 through an eccentric articulated shaft 10, so that a toggle arm radial guide groove 12 is guided and drawn on a central shaft of a central support frame 7; then, the shifting arm fork 13 intermittently shifts the branch central shaft 16, so that the mold device 1 is changed among the stations, and meanwhile, the mold device 1 is rotated through the meshing of the central gear and the meshing gear.
In step three, the following steps are included;
s3.1, firstly, the flow gear rack body 32 rotates, so that the lower outlet of the colloidal particle falling channel 36 is blocked or opened by the colloidal particle blocking plate 38, and the material falls into the tank cavity of the flow tank body 28 and is prevented from falling onto the wing plate of the flow gear rack body 32; then, the colloidal particle kickoff plate 39 kickoff the solid particles remaining on the colloidal particle plugging plate 38; secondly, the material flow central gear 30 drives the material flow planetary gear 31 to rotate and revolve along the material flow fixed inner gear ring 29 at the same time, so that the material flow stirring rod 33 rotates in the stirring process, and meanwhile, the material flow stirring rod 33 is lifted by utilizing the lower conical surface of the material flow top arc surface 35;
in S3.1, the temperature is reduced through the colloidal particle cooling pipe 37, so that the materials are prevented from being heated to be melted and blocked at the lower outlet of the colloidal particle falling channel 36; the jet orifice is prevented from being blocked by cooling by the flow outlet insulating tube 40.
The injection molding process based on improved cooling of the embodiment comprises the following injection molding steps; first, the flow gear carrier body 32 is rotated, thereby blocking or opening the lower outlet of the micelle dropping channel 36 with the micelle blocking plate 38, so that the material drops into the tank cavity of the flow tank 28 and is prevented from dropping onto the wing plate of the flow gear carrier body 32; then, the colloidal particle kickoff plate 39 kickoff the solid particles remaining on the colloidal particle plugging plate 38; secondly, the material flow central gear 30 drives the material flow planetary gear 31 to rotate and revolve along the material flow fixed inner gear ring 29 at the same time, so that the material flow stirring rod 33 rotates in the stirring process, and meanwhile, the material flow stirring rod 33 is lifted by utilizing the lower conical surface of the material flow top arc surface 35;
in S3.1, the temperature is reduced through the colloidal particle cooling pipe 37, so that the materials are prevented from being heated to be melted and blocked at the lower outlet of the colloidal particle falling channel 36; the jet orifice is prevented from being blocked by cooling by the flow outlet insulating tube 40.
Referring to the figures 1-4, the invention is characterized in that a mold device 1 designs a mold space according to a required mold, a rotation center 2 realizes station connection, an injection molding component 3 realizes injection molding or injection molding, a mold shell 4 and a mold upper cover 5 realize convenient assembly, a mold injection hole 6 realizes injection molding or injection molding, injection molding is preferably selected, a central support frame 7 realizes support, an eccentric gear driving shaft 8 realizes driving rotation, an eccentric crank 9 realizes eccentric swinging drive, an eccentric articulated shaft 10 realizes driving indexing rotation, a toggle side arm 11 passes through a toggle arm radial guide groove 12, a toggle arm fork head 13 and an articulated shaft realize driving swinging, a central support base 14 is support, a branch frame 15 realizes indexing rotation, a branch central shaft 16 realizes rotation, a branch meshing planet 17 is provided with a gear, the design is ingenious, the rotation is realized, a vibrator is matched, the material uniformity is realized, and the branch supporting brackets 18 can be increased or decreased according to the number, a branch fixed V-shaped seat 19, a branch movable V-shaped seat 20, a branch side ejector rod 21, an upper die station 22, a buckle cover station 23, an injection molding station 24, a heating and heat preservation vibration station 25, a cooling and standing station 26 and a lower die station 27, wherein the corresponding working procedures are realized, a material flowing tank body 28 has the functions of stirring, heat preservation, heating and jet flow, a material flowing fixed inner gear ring 29, a material flowing central gear 30 and a material flowing planetary gear 31 rotate a material flowing stirring rod 33 to realize the revolution and rotation of stirring and uniform stirring, a material flowing gear frame body 32 realizes supporting, a material flowing adjusting spring 34 is combined with a material flowing top cambered surface 35 to realize up-and-down stirring, a colloidal particle falling channel 36 realizes material falling, a colloidal particle cooling pipe 37 realizes the switching of a normal temperature pipeline, a low temperature pipeline and an ultralow temperature pipeline through a temperature control electromagnetic valve to avoid the heated adhesion of colloidal particles, and an intermittent pipeline sealing plate 38 realizes the intermittent pipeline sealing, avoid too much micelle to fall on the swivel mount, the micelle plectrum 39 will probably keep in the micelle on it and dial and send the jar internal, and the heat preservation to the jet orifice is realized to material flow outlet insulating tube 40, avoids solidifying and blocks up, and center support push rod 41 realizes the centre gripping to the circular technology base of mould, has the ball on it to reduce the frictional force when the mould is rotatory, the mould is rotatory to have realized expecting evenly distributed. The invention improves the injection molding process.
The present invention has been described in sufficient detail for clarity of disclosure and is not exhaustive of the prior art.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; it is obvious as a person skilled in the art to combine several aspects of the invention. And such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides an injection molding machine with improve cooler which characterized in that: comprises that
The mould device (1) comprises a mould shell (4) for arranging the required mould according to the required mould, and an upper mould cover (5) is buckled on the mould shell (4) to form a mould inner cavity; a mould filling hole (6) is arranged on the upper mould cover (5);
the rotary center (2) is provided with an upper die station (22), a cover buckling station (23), an injection molding station (24), a heating and heat-preserving vibration station (25), a cooling and standing station (26) and a lower die station (27), and is driven to rotate by a motor, and the die devices (1) are distributed on the rotary center (2) to rotate so as to realize station rotation;
a feeding manipulator is arranged at the upper mould station (22) to place the empty mould shell (4) on the rotation center (2);
the cover buckling station (23) is used for buckling the upper cover (5) of the mold on the mold shell (4) to form an inner cavity of the mold;
an injection molding assembly (3) is arranged at an injection molding station (24) to fill liquid materials into the inner cavity of the mold;
heating the die device (1) to a set temperature and preserving heat at a heating and heat-preserving vibration station (25);
cooling the die device (1) according to a set cooling curve on the die device (1) at a cooling and standing station (26);
at the lower mould station (27) there is arranged a blanking manipulator to transport the fully loaded mould shell (4) from the centre of rotation (2) to the unpacking station.
2. The injection molding machine with the improved cooler of claim 1, wherein: a heat exchange pipeline is sleeved on the die shell (4);
the rotation center (2) comprises a rotating center support frame (7);
an eccentric gear driving shaft (8) is arranged on the central support frame (7), and an eccentric crank of an eccentric crank (9) is connected to the eccentric gear driving shaft (8) in a key way; the other eccentric crank throw of the eccentric crank throw (9) is hinged with the middle part of a toggle side arm (11) through an eccentric hinged shaft (10), and a toggle arm radial guide groove (12) of the toggle side arm (11) is sleeved on the eccentric gear driving shaft (8);
a shifting arm fork head (13) is arranged at the end part of the shifting side arm (11), and the lower end of the central support frame (7) rotates on a central support base (14) through a pressure bearing; the shifting arm fork head (13) is intermittently inserted into the branch central shaft (16) and swings among all stations around the central supporting base (14);
a plurality of branch brackets (15) are distributed around the central support frame (7) to correspond to each station of the rotating center (2); a branch central shaft (16) is rotatably arranged on the branch support (15), a central gear is arranged on the central support frame (7), and a meshing gear of a branch meshing planet (17) is arranged on the branch central shaft (16); a branch support (18) is arranged on the branch meshing planet (17), a central support push rod (41) is arranged on the branch support (18), and a branch fixed V-shaped seat (19) and a branch movable V-shaped seat (20) are symmetrically arranged on the branch support (18) to clamp the mould shell (4);
the central support push rod (41) pulls the branch movable V-shaped seat (20) to move radially; a branch side mandril (21) is arranged on the branch support (18).
3. The injection molding machine with the improved cooler of claim 1, wherein: the injection molding assembly (3) comprises a fluid tank body (28) with a jet opening at the lower end, and fluid injection molding liquid materials are stored in a tank body cavity;
a material flowing fixing inner gear ring (29) is arranged at the upper end of the material flowing tank body (28), a material flowing central gear (30) is arranged at the center of the material flowing fixing inner gear ring (29), a material flowing planetary gear (31) is arranged between the material flowing fixing inner gear ring (29) and the material flowing central gear (30), and a material flowing gear rack body (32) is connected to the central shaft of the material flowing planetary gear (31);
a plurality of material stirring rods (33) are distributed on the material flowing planetary gear (31), and a material adjusting spring (34) is arranged between the material stirring rods (33) and the material flowing planetary gear (31);
a material flow top cambered surface (35) is annularly arranged above the material flow fixing inner gear ring (29), and the lower surface of the material flow top cambered surface is in rolling contact with a guide ball at the top of the material flow stirring rod (33); the lower end of the material flow stirring rod (33) is used for stirring the fluid injection molding liquid material.
4. The injection molding machine with the improved cooler of claim 1, wherein: a lower outlet of a colloidal particle falling channel (36) is arranged above the material flowing tank body (28), and a colloidal particle cooling pipe (37) is wound on the colloidal particle falling channel (36); a fluid outlet heat preservation pipe (40) is wound on the jet orifice;
a colloidal particle plugging plate (38) is arranged on a wing plate of the material flowing gear frame body (32) to plug or open a lower outlet of the colloidal particle falling channel (36);
a colloidal particle kickoff plate (39) used for kickoff solid particles remained on the colloidal particle plugging plate (38) is arranged on the flowing gear frame body (32).
5. An assembly for an injection molding machine with an improved cooler, comprising: the injection molding assembly (3) comprises a fluid tank body (28) with a jet opening at the lower end, and fluid injection molding liquid materials are stored in a tank body cavity;
a material flowing fixing inner gear ring (29) is arranged at the upper end of the material flowing tank body (28), a material flowing central gear (30) is arranged at the center of the material flowing fixing inner gear ring (29), a material flowing planetary gear (31) is arranged between the material flowing fixing inner gear ring (29) and the material flowing central gear (30), and a material flowing gear rack body (32) is connected to the central shaft of the material flowing planetary gear (31);
a plurality of material stirring rods (33) are distributed on the material flowing planetary gear (31), and a material adjusting spring (34) is arranged between the material stirring rods (33) and the material flowing planetary gear (31);
a material flow top cambered surface (35) is annularly arranged above the material flow fixing inner gear ring (29), and the lower surface of the material flow top cambered surface is in rolling contact with a guide ball at the top of the material flow stirring rod (33); the lower end of the material flow stirring rod (33) is used for stirring the fluid injection molding liquid material.
6. The assembly of an injection molding machine with an improved cooler of claim 5, wherein: a lower outlet of a colloidal particle falling channel (36) is arranged above the material flowing tank body (28), and a colloidal particle cooling pipe (37) is wound on the colloidal particle falling channel (36); a fluid outlet heat preservation pipe (40) is wound on the jet orifice;
a colloidal particle plugging plate (38) is arranged on a wing plate of the material flowing gear frame body (32) to plug or open a lower outlet of the colloidal particle falling channel (36);
a colloidal particle kickoff plate (39) used for kickoff solid particles remained on the colloidal particle plugging plate (38) is arranged on the flowing gear frame body (32).
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| CN202110432433.4A CN113199693B (en) | 2021-04-21 | 2021-04-21 | Injection molding machine with improved cooler |
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| CN202110432433.4A CN113199693B (en) | 2021-04-21 | 2021-04-21 | Injection molding machine with improved cooler |
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| Publication number | Publication date |
|---|---|
| CN113199693B (en) | 2022-07-15 |
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