CN218488971U

CN218488971U - Can eliminate PET goods injection mold of runner hair pocket

Info

Publication number: CN218488971U
Application number: CN202222291918.9U
Authority: CN
Inventors: 林声凯
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2023-02-17
Anticipated expiration: 2032-08-30

Abstract

The utility model discloses a can eliminate PET goods injection mold that runner sent out bag, the outer wall of support body is equipped with the runner and pushes down displacement device, the runner pushes down displacement device and includes straight-bar, mould piece and second shell, the tip of injection tube links to each other with the second shell is fixed, the upper end of mould piece links to each other with the second shell is fixed. This can eliminate PET goods injection mold that bag was sent out to runner, liquid PET raw materials is added from the sprue, liquid PET raw materials flows the straight tube from the sprue, liquid PET raw materials flows the pipeline from the straight tube, liquid PET raw materials flows the injection pipe from the pipeline, injection pipe contact injection tank downstream, liquid PET raw materials gets into the injection tank, the first mould inner wall downstream of outer wall contact of mould piece simultaneously, liquid PET gets into first mould from the connecting pipe, the mould piece can extrude the liquid PET in the first mould, liquid PET can paste the inner wall of tight first mould, the problem of overflowing in a large number because raw materials injection quantity is different has been solved, liquid PE raw materials.

Description

Can eliminate runner and send out PET goods injection mold of bag

Technical Field

The utility model relates to a mould processing technology field specifically is a can eliminate runner and send out PET goods injection mold of bag.

Background

The crystallization type plastic product, namely the PET product, is widely applied to the food packaging industry, especially the bottle packaging market, and the PET product has higher glass transition temperature and slow crystallization speed.

For example, the patent numbers are: CN216127686U, the patent name is a PET goods injection mold that can eliminate runner and send out a bag, though solved and avoided runner mould temperature to appear runner crystallization and turn white problem when too high, but still there is the equipment when pouring into the raw materials, when liquid PET was injected at the tip of mould, the raw materials flowed into the mould from the upper end, in case touch the filling opening because of the operation, the filling opening will deviate, the raw materials will flow to the outside, and when getting into the mould to extrude liquid PE, very easily lead to because raw materials pour into the quantity different, the problem that liquid PE raw materials spills over in a large number, equipment simultaneously sprays water and cools down to the mould, but original equipment utilizes water direct contact liquid PET, when liquid PET is being extruded by the mould, liquid PET temperature is still very high, at this moment liquid PET has not solidified completely, be in liquid or half liquid state, at this moment liquid PET viscosity will fall after contacting water, can lead to liquid PET deformation and is irregular seriously, the problem that the pouring opening appears sending out a bag.

Disclosure of Invention

An object of the utility model is to provide a can eliminate runner and send out PET goods injection mold of bag, in order to solve and to propose in the above-mentioned background art at the during operation, equipment is when pouring into the raw materials, liquid PET is when the tip of mould is injected, the raw materials flows into inside the mould from the upper end, in case the filling opening is touch because the operation, the skew will appear in the filling opening, the raw materials will flow to the outside, and when getting into the mould to liquid PE and extrude, very easily lead to because the raw materials pours into quantity difference into, the problem that liquid PE raw materials overflowed in a large number, equipment is though carrying out the cooling of spraying water to the mould simultaneously, but former equipment utilizes water direct contact liquid PET, liquid PET is when being extruded by the mould, liquid PET temperature is still very high, at this moment liquid PET has not solidified completely, be in liquid or half liquid state, at this moment contact behind the water liquid PET viscosity will fall the end, can lead to liquid PET to warp the whole seriously, the problem of sending out of bag appears in the notes mouth.

In order to achieve the above object, the utility model provides a following technical scheme: a PET product injection mold capable of eliminating a sprue hair pocket comprises a frame body, wherein a sprue pressing displacement device is arranged on the outer wall of the frame body;

the sprue pressing displacement device comprises a straight rod, a motor, a gear, a straight pipe, a sprue, a pipeline, an injection pipe, a straight rod and a second shell;

the outer wall and the support body sliding connection of second shell, the inner wall of second shell links to each other with the motor is fixed, the output shaft and the gear of motor are fixed to link to each other, the outer wall and the straight-bar meshing of gear, the straight-bar passes the second shell and links to each other with the second shell activity, the tip of notes mouth links to each other with the second shell is fixed, and notes mouth and second shell communicate with each other, the tip and the straight tube fixed connection of notes mouth, and notes mouth and straight tube are linked together, the tip and the pipeline fixed connection of straight tube, and straight tube and pipeline are linked together, the pipeline tip links to each other with the injection pipe is fixed, and pipeline and injection pipe are linked together, the tip and the second shell of injection pipe are fixed to each other, the upper end and the second shell of mould piece are fixed to each other.

Preferably, the outer wall of the frame body is provided with a hair follicle cooling device;

the hair follicle cooling device comprises a first shell, an injection groove, a first mould, a spray head, a water inlet pipe, a connecting pipe, a cold water groove and a water outlet pipe;

the outer wall of first shell links to each other with the support body is fixed, first shell inner wall links to each other with the injected groove is fixed, and first shell and injected groove are linked together, the lower extreme and the connecting pipe of injected groove are fixed to link to each other, and injected groove and connecting pipe are linked together, the tip and the mould of connecting pipe are fixed to link to each other, and connecting pipe and mould are linked together, the upper end and the first shell of first mould are fixed to link to each other, and first mould and first shell fixed connection, the tip and the inlet tube of shower nozzle are fixed to link to each other, and the shower nozzle is linked together with the inlet tube, the upper end and the first shell fixed connection in cold water groove, the lower extreme and the outlet pipe fixed connection in cold water groove, and cold water groove and outlet pipe are linked together, the tip and the first shell of outlet pipe are fixed to link to each other, and outlet pipe and first shell are linked together.

Preferably, a waste tank is installed on the outer wall of the first shell, and a waste port is installed at the end part of the waste tank.

Preferably, the lower end of the straight rod is fixedly connected with the first shell.

Preferably, the lower end of the second shell is fixedly connected with the fixing block, the lower end of the second shell is fixedly connected with the fixing rod, and the outer wall of the second shell is fixedly connected with the fixing plate.

Preferably, the outer wall of the first housing is fixedly connected with the connecting block, the upper end of the first housing is provided with a fixing block groove, and the upper end of the first housing is provided with a fixing rod groove.

Compared with the prior art, the beneficial effects of the utility model are that: the PET product injection mold capable of eliminating the sprue hair pocket comprises an injection pipe, an injection groove, a mold block, a first mold and a pipeline, wherein the injection pipe, the injection groove, the mold block and the pipeline are matched with each other, liquid PET raw materials are added from a sprue, flow to a straight pipe from the sprue, flow to the pipeline from the straight pipe, flow to the injection pipe from the pipeline, contact with the injection groove to move downwards, enter the injection groove, meanwhile, the outer wall of the mold block contacts with the inner wall of the first mold to move downwards, liquid PET enters the first mold from a connecting pipe, the mold block can extrude the liquid PET in the first mold, the liquid PET can be attached to the inner wall of the first mold, and the problem that a large amount of liquid PE raw materials overflow due to different raw material injection quantities is solved;

through the inlet tube, first mould, the cold water groove, mutually support between outlet pipe and the shower nozzle, pour into cold water into from the inlet tube, cold water is spout from the shower nozzle, water can fall to the outer wall of first mould, and water flows to the cold water groove from the outer wall of first mould once more to first mould cooling simultaneously, and last water flows from the outlet pipe of cold water groove lower extreme, and liquid PET solidifies the shaping, has solved water direct contact liquid PET, and liquid PET viscosity will fall the end, and the problem of sending out the bag appears in the notes mouth.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1;

FIG. 3 is a schematic top view of the structure of FIG. 1;

FIG. 4 is a schematic view of the cross-section A in FIG. 2;

FIG. 5 is a schematic view of the cross-section C of FIG. 2;

FIG. 6 is a schematic view of the cross-sectional structure D in FIG. 2;

fig. 7 is a schematic view of the cross-sectional structure D in fig. 2.

In the figure: 1. the frame body, 2, the fixed block groove, 3, send out the cooling device of bag, 301, first shell, 302, the injection tank, 303, first mould, 304, the shower nozzle, 305, the inlet tube, 306, the connecting pipe, 307, the cold water groove, 308, the outlet pipe, 4, runner push down displacement device, 401, the straight-bar, 402, the motor, 403, the gear, 404, the straight tube, 405, the sprue, 406, the pipeline, 407, the injection pipe, 408, the mould piece, 409, the second shell, 5, the connecting block, 6, the fixed plate, 7, the silo of waste, 8, the mouth of waste, 9, the fixed block, 10, the dead lever, 11, the fixed rod groove.

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, fig. 2, fig. 6 and fig. 7, the present invention provides a technical solution: a PET product injection mold capable of eliminating a gate hair pocket comprises a frame body 1, wherein a gate pressing displacement device 4 is arranged on the outer wall of the frame body 1, a gear 403 is driven to rotate through rotation of an output shaft of a motor 402, the gear 403 rotates on a straight rod 401, the straight rod 401 drives a second shell 409 to move on the frame body 1, the gate pressing displacement device 4 comprises the straight rod 401, the motor 402, the gear 403, a straight pipe 404, a sprue 405, a pipeline 406, an injection pipe 407, a mold block 408 and a second shell 409, the outer wall of the second shell 409 is connected with the frame body 1 in a sliding mode, the inner wall of the second shell 409 is fixedly connected with the motor 402, the model of the first motor 403 is selected according to actual requirements and can work only when the model of the first motor 403 is selected, the output shaft of the motor 402 is fixedly connected with the gear 403, the outer wall of the gear 403 is meshed with the straight rod 401, an output shaft of the motor 402 drives the gear 403 to rotate, the outer wall of the gear 403 extrudes a groove in the inner wall of the straight rod 401, meanwhile, the gear 403 rubs the straight rod 401, the gear 403 drives the straight rod 401 to move up and down, the straight rod 401 penetrates through the second shell 409 to be movably connected with the second shell 409, the end of the injection port 405 is fixedly connected with the second shell 409, the injection port 405 is communicated with the second shell 409, the end of the injection port 405 is fixedly connected with the straight pipe 404, the injection port 405 is communicated with the straight pipe 404, the end of the straight pipe 404 is fixedly connected with the pipeline 406, the straight pipe 404 is communicated with the pipeline 406, the end of the pipeline 406 is fixedly connected with the injection pipe 407, the pipeline 406 is communicated with the injection pipe 407, the end of the injection pipe 407 is fixedly connected with the second shell 409, and the upper end of the mold block 408 is fixedly connected with the second shell 409;

liquid PET raw materials is added from sprue 405, liquid PET raw materials flows to straight tube 404 from sprue 405, liquid PET raw materials flows to pipeline 406 from straight tube 404, liquid PET raw materials flows to injection pipe 407 from pipeline 406, injection pipe 407 contact injection tank 302 moves down, liquid PET raw materials gets into injection tank 302, the outer wall contact first mould 303 inner wall of mould piece 408 moves down simultaneously, liquid PET gets into first mould 303 from connecting pipe 306, mould piece 408 can extrude the liquid PET in first mould 303, liquid PET can paste the inner wall of tight first mould 303, the problem of overflowing in a large number of liquid PE raw materials because raw materials injection quantity is different has been solved.

Referring to the drawings, referring to fig. 1, 2, 3, 4 and 5, a hair follicle cooling device 3 is arranged on the outer wall of a frame body 1, cold water contacts the outer wall of a first mold 303 to cool liquid PET, the liquid PET flows from an injection groove 302 to the first mold 303, the liquid PET starts to condense from the lower end and is accompanied by cold water cooling to prevent hair follicles at other places such as an injection port, the hair follicle cooling device 3 comprises a first shell 301, an injection groove 302, the first mold 303, a spray head 304, a water inlet pipe 305, a connecting pipe 306, a cold water groove 307 and a water outlet pipe 308, the outer wall of the first shell 301 is fixedly connected with the frame body 1, the inner wall of the first shell 301 is fixedly connected with the injection groove 302, the first shell 301 is communicated with the injection groove 302, the lower end of the injection groove 302 is fixedly connected with the connecting pipe 306, the injection groove 302 is communicated with the connecting pipe 306, the end of the connecting pipe 306 is fixedly connected with the first mold 303, the connecting pipe 306 is communicated with the first mold 303, the upper end of the first shell 303 is fixedly connected with the first shell 301, the first shell 303 is fixedly connected with the spray head 304, the first shell 303 is connected with the first shell 303, the spray head 305 is gradually raised from the upper end of the first shell 303, the first shell 303 is connected with the first shell 303, the spray head 304, the first shell 303, the spray head 305 is gradually raised, and the spray head 304 is connected with the first shell 303, and the first shell 303, the cold water inlet pipe 304 is connected with the cold water inlet pipe 305. Cold water flows out of a water outlet pipe 308 at the lower end, the lower end of a cold water tank 307 is fixedly connected with the water outlet pipe 308, the cold water tank 307 is communicated with a water outlet pipe 306, the end part of the water outlet pipe 308 is fixedly connected with a first shell 301, and the water outlet pipe 306 is communicated with the first shell 301;

cold water is injected from the water inlet pipe 305, the cold water is sprayed out from the spray head 304, the water can fall on the outer wall of the first mold 303, meanwhile, the water flows to the cold water tank 307 from the outer wall of the first mold 303 to cool the first mold 303 again, finally, the water flows out from the water outlet pipe 308 at the lower end of the cold water tank 307, the liquid PET is solidified and molded, and the problem that the viscosity of the liquid PET can be reduced due to the fact that the water directly contacts the liquid PET is solved.

Referring to the drawings, fig. 1, fig. 2 and fig. 3, a waste chute 7 is installed on the outer wall of a first shell 301, a waste opening 8 is installed at the end of the waste chute 7, the lower end of a straight rod 401 is fixedly connected with the first shell 301, the lower end of a second shell 409 is fixedly connected with a fixing block 9, the lower end of the second shell 409 is fixedly connected with a fixing rod 10, the outer wall of the second shell 409 is fixedly connected with a fixing plate 6, when the second shell 409 moves downwards, the second shell 409 drives the fixing plate 6 to move downwards, the outer wall of the fixing plate 6 is attached to a connecting block 5, meanwhile, the fixing plate 6 can generate friction on the inner wall of the connecting block 5, the outer wall of the first shell 301 is fixedly connected with the connecting block 5, the second shell 409 drives the connecting block 5 to move downwards, the connecting block 5 is attached to the inner wall of a fixing block groove 2, meanwhile, the outer wall of the connecting block 5 generates friction on the fixing block groove 2, a fixing block groove 2 is installed at the upper end of the first shell 301, and a fixing rod groove 11 is installed at the upper end of the first shell 301.

The working principle is as follows:

when the device is used, firstly, liquid PET raw materials are added from the injection port 405, the liquid PET raw materials flow from the injection port 405 to the straight pipe 404, the liquid PET raw materials flow from the straight pipe 404 to the pipeline 406, the liquid PET raw materials flow from the pipeline 406 to the injection pipe 407, the external power supply of the motor 402 is switched on, the motor 402 starts to work, the output shaft of the motor 402 drives the gear 403 to rotate, the gear 403 rotates on the outer wall of the straight rod 401, the straight rod 401 drives the second shell 409 to move downwards on the surface of the frame body 1, when the second shell 409 moves downwards, the second shell 409 drives the fixing plate 6 to move downwards, the outer wall of the fixing plate 6 is attached to the connecting block 5, the second shell 409 drives the connecting block 5 to move downwards, the connecting block 5 is attached to the inner wall of the fixing block groove 2, the injection pipe 407 contacts the injection groove 302 to move downwards, the liquid PET raw materials enter the injection groove 302, meanwhile, the outer wall of the mold block 408 contacts with the inner wall of the first mold 303 to move downwards, liquid PET enters the first mold 303 from the connecting pipe 306, the mold block 408 can extrude the liquid PET in the first mold 303, the liquid PET can be tightly attached to the inner wall of the first mold 303, when a small amount of liquid PET flows out of the first mold 303 in the extrusion process, the liquid PET can flow to the waste tank 7 from the groove in the surface of the first shell 301, the waste tank is cleaned from the waste port 8 after the extrusion process is finished, cold water is injected from the water inlet pipe 305 and is sprayed out from the spray head 304, the water can fall onto the outer wall of the first mold 303, meanwhile, the water flows to the cold water tank 307 from the outer wall of the first mold 303 to cool the first mold 303 again, finally, the water flows out from the water outlet pipe 308 at the lower end of the cold water tank 307, the liquid PET is solidified and formed, the power supply is turned off after the water is finished, and the original state is recovered.

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

1. The utility model provides a can eliminate PET goods injection mold of runner hair pocket, includes support body (1), its characterized in that: a pouring gate downward pressing displacement device (4) is arranged on the outer wall of the frame body (1);

the gate pressing displacement device (4) comprises a straight rod (401), a motor (402), a gear (403), a straight pipe (404), a pouring gate (405), a pipeline (406), an injection pipe (407), a mold block (408) and a second shell (409);

the outer wall of the second shell (409) is connected with the frame body (1) in a sliding mode, the inner wall of the second shell (409) is fixedly connected with the motor (402), an output shaft of the motor (402) is fixedly connected with the gear (403), the outer wall of the gear (403) is meshed with the straight rod (401), the straight rod (401) penetrates through the second shell (409) to be movably connected with the second shell (409), the end portion of the injection port (405) is fixedly connected with the second shell (409), the injection port (405) is communicated with the second shell (409), the end portion of the injection port (405) is fixedly connected with the straight pipe (404), the injection port (405) is communicated with the straight pipe (404), the end portion of the straight pipe (404) is fixedly connected with the pipeline (406), the end portion of the pipeline (406) is fixedly connected with the injection pipe (407), the pipeline (406) is communicated with the injection pipe (407), the end portion of the injection pipe (407) is fixedly connected with the second shell (409), and the end portion of the mold (409) is fixedly connected with the mold (408).

2. The PET article injection mold capable of eliminating the gating hair pin as claimed in claim 1, wherein: the outer wall of the frame body (1) is provided with a hair follicle cooling device (3);

the hair follicle cooling device (3) comprises a first shell (301), an injection groove (302), a first mould (303), a spray head (304), a water inlet pipe (305), a connecting pipe (306), a cold water groove (307) and a water outlet pipe (308);

the outer wall of the first shell (301) is fixedly connected with the frame body (1), the inner wall of the first shell (301) is fixedly connected with the injection groove (302), the first shell (301) is communicated with the injection groove (302), the lower end of the injection groove (302) is fixedly connected with the connecting pipe (306), the injection groove (302) is communicated with the connecting pipe, the end portion of the connecting pipe (306) is fixedly connected with the first mold (303), the connecting pipe (306) is communicated with the first mold (303), the upper end of the first mold (303) is fixedly connected with the first shell (301), the end portion of the spray head (304) is fixedly connected with the water inlet pipe (305), the spray head (304) is communicated with the water inlet pipe (305), the upper end of the cold water groove (307) is fixedly connected with the first shell (301), the lower end of the cold water groove (307) is fixedly connected with the water outlet pipe (308), the cold water groove (307) is communicated with the cold water outlet pipe (308), the end portion of the shell (308) is fixedly connected with the first shell (301), and the water outlet pipe (301) is communicated with the water outlet pipe (308).

3. The PET product injection mold capable of eliminating the sprue hair-pin according to claim 2, wherein: the outer wall of first shell (301) is installed waste tank (7), waste gate (8) are installed to waste tank (7) tip.

4. The PET article injection mold capable of eliminating the gating hair pin as claimed in claim 1, wherein: the lower end of the straight rod (401) is fixedly connected with the first shell (301).

5. The PET product injection mold capable of eliminating the sprue hair-pin according to claim 1, wherein: the lower end of the second shell (409) is fixedly connected with the fixing block (9), the lower end of the second shell (409) is fixedly connected with the fixing rod (10), and the outer wall of the second shell (409) is fixedly connected with the fixing plate (6).

6. The PET product injection mold capable of eliminating the sprue hair-pin according to claim 2, wherein: the outer wall of the first shell (301) is fixedly connected with the connecting block (5), the fixing block groove (2) is installed at the upper end of the first shell (301), and the fixing rod groove (11) is installed at the upper end of the first shell (301).