CN211138027U

CN211138027U - Mould is used in production of plastics chair

Info

Publication number: CN211138027U
Application number: CN201921880178.4U
Authority: CN
Inventors: 蔡文志; 郑佑宗; 陈吴军; 唐仲银
Original assignee: Chongqing Jiayushiji Plastic Industry Co ltd
Current assignee: Chongqing Jiayushiji Plastic Industry Co ltd
Priority date: 2019-11-04
Filing date: 2019-11-04
Publication date: 2020-07-31
Anticipated expiration: 2029-11-04

Abstract

The utility model discloses a mould is used in production of plastics chair relates to plastic mold technical field, specifically is a mould is used in production of plastics chair, the on-line screen storage device comprises a base, the top of base is provided with the slide, the top fixedly connected with hydraulic telescoping rod of base, hydraulic telescoping rod's right side fixedly connected with movable mould. This mould is used in production of plastics chair, set up electric heating coil through the surface at the runner, to electric heating coil circular telegram when moulding plastics, utilize electric heating coil to heat the runner, prevent that the plastics raw materials in the runner from solidifying, guarantee that the entering into moulding cavity that the plastics raw materials can be smooth, the electric heating piece on rethread moulding cavity right side heats the plastics raw materials that enters into moulding cavity inside, guarantee that the plastics raw materials can flow each corner of moulding cavity, it solidifies in advance when avoiding the plastics raw materials to flow in moulding cavity, the production quality of plastics chair has been guaranteed.

Description

Mould is used in production of plastics chair

Technical Field

The utility model relates to a plastic mold technical field specifically is a mould is used in production of plastics chair.

Background

Plastics are high molecular compounds obtained by polymerization of monomers by addition polymerization or polycondensation, which have a moderate deformation resistance between fibers and rubber, and are composed of synthetic resins, fillers, plasticizers, stabilizers, lubricants, colorants and other additives, and are generally formed by processing with plastic molds.

The plastic mould is a combined mould for compression moulding, extrusion moulding, injection, blow moulding and low-foaming moulding, and can be used for processing a series of plastic parts with different shapes and sizes by means of the coordinated change of the male mould, the female mould and the auxiliary moulding system.

In the process of producing the plastic chair, molten plastic raw materials are required to be injected into a plastic chair mold to be processed into a chair model, the cooling rate of the existing plastic chair mold is low, the waiting time is long in the processing process, the processing efficiency is influenced, meanwhile, in the injection molding process, the length of a flow channel is long, the raw materials are easy to solidify in the flow channel, the production of the plastic chair is influenced, and when the raw materials are injected into a molding cavity, the raw materials can extrude the mold outwards to form gaps between the molds, so that the produced plastic chair has burrs, and therefore, the mold for producing the plastic chair is provided.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a mould is used in production of plastics chair has solved the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a mould is used in production of plastics chair, includes the base, the top of base is provided with the slide, the top fixedly connected with hydraulic telescoping rod of base, hydraulic telescoping rod's right side fixedly connected with movable mould, the bottom of movable mould is in the same place with the slide joint at base top, the top fixedly connected with of base is located the cover half on hydraulic telescoping rod right side, the positive fixedly connected with electric telescopic handle in cover half area, electric telescopic handle's left side fixedly connected with die block, the bottom of die block is in the same place with the slide joint at base top, the right side fixedly connected with injection molding pipe of cover half, the right side fixedly connected with dead lever of movable mould, the dead lever joint is in the inside of cover half.

Optionally, the left side fixedly connected with runner of pipe of moulding plastics, the fixed cover of surface of runner has been cup jointed electric heat coil, electric heat coil's left end fixedly connected with is located the left electric heating piece of cover half, electric heating piece's left side is provided with moulding cavity.

Optionally, the inside of dead lever is provided with the through-hole, the inside joint of through-hole has the stopper, the top fixedly connected with reset spring of stopper, reset spring's top and the inside fixed connection of cover half, the bottom of stopper is provided with the electro-magnet, the electro-magnet is located the inside of cover half.

Optionally, the inside of movable mould is provided with the conducting strip, the conducting strip laminating is in the left side of moulding cavity, the left side fixed mounting of conducting strip has the cooling tube, the inside of cooling tube is provided with the coolant liquid, the bottom fixed mounting of cooling tube has the electron pump, the left side fixedly connected with conveyer pipe of electron pump, the heat dissipation frame is installed at the top of conveyer pipe, pipe fixedly connected with liquid storage pot is passed through at the top of heat dissipation frame, the right side fixedly connected with booster pump of liquid storage pot.

Optionally, the inside of heat dissipation frame is provided with the fin, the inside fixedly connected with cooling tube of fin, the left side fixed mounting of fin has the fan, the left side fixed mounting of fan has the dust screen.

Optionally, the cooling pipe is distributed on the surface of the heat conducting fin in an S shape, and two ends of the cooling pipe are respectively communicated with the electronic pump and the booster pump.

The utility model provides a mould is used in production of plastics chair possesses following beneficial effect:

1. the mold for producing the plastic chair is characterized in that the electric heating coil is arranged on the outer surface of the flow channel, the electric heating coil is electrified during injection molding, the flow channel is heated by the electric heating coil, the plastic raw material in the flow channel is prevented from being solidified, the plastic raw material can smoothly enter a molding cavity, then the plastic raw material entering the molding cavity is heated by the electric heating block on the right side of the molding cavity, so that the plastic raw material can flow to each corner of the molding cavity, the plastic raw material is prevented from being solidified in advance when flowing in the molding cavity, the production quality of the plastic chair is ensured, when the movable mold and the fixed mold are closed, the electromagnet is electrified, the limiting block is absorbed into the through hole of the fixed rod through the electromagnet to fix the fixed rod, the movable mold is prevented from being separated from the fixed mold in the injection molding process, the flash generated in the production process of the plastic chair is avoided, and the production of the plastic chair is facilitated.

2. This mould is used in production of plastics chair, in leading the inside coolant liquid of cooling pipe through the heat conduction piece with the heat in the moulding cavity, carry the conveyer pipe by the coolant liquid of electronic pump in with the cooling pipe again, then the conveyer pipe is carried the cooling liquid in the heat dissipation frame, outwards bloies through the fan, during the heat that makes in the coolant liquid scatters and disappears to the air for the cooling of plastics chair in the moulding cavity, be favorable to the quick shaping of plastics chair, improved the production efficiency of plastics chair.

Drawings

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

fig. 2 is a schematic view of the top view structure of the fixing rod of the present invention.

In the figure: 1. a base; 2. a hydraulic telescopic rod; 3. moving the mold; 4. fixing a mold; 5. an electric telescopic rod; 6. bottom die; 7. injection molding a tube; 8. a flow channel; 9. an electric heating coil; 10. an electrical heating block; 11. shaping a cavity; 12. fixing the rod; 13. a limiting block; 14. a return spring; 15. an electromagnet; 16. a heat conductive sheet; 17. a cooling tube; 18. an electronic pump; 19. a delivery pipe; 20. a heat dissipation frame; 21. a heat sink; 22. a fan; 23. a dust screen; 24. a liquid storage tank; 25. a booster pump.

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.

Referring to fig. 1 to 2, the present invention provides a technical solution: the utility model provides a mould is used in production of plastics chair, the on-line screen storage device comprises a base 1, base 1's top is provided with the slide, base 1's top fixedly connected with hydraulic telescoping rod 2, hydraulic telescoping rod 2's right side fixedly connected with movable mould 3, the bottom of movable mould 3 is in the same place with the slide joint at base 1 top, base 1's top fixedly connected with is located the cover half 4 on hydraulic telescoping rod 2 right side, the positive fixedly connected with electric telescopic handle 5 in cover half 4 area, electric telescopic handle 5's left side fixedly connected with die block 6, the bottom of die block 6 is in the same place with the slide joint at base 1 top, the right side fixedly connected with of cover half 4 moulds plastics pipe 7, the right side fixedly connected with dead lever 12 of.

Wherein, the left side of the injection molding pipe 7 is fixedly connected with a runner 8, the outer surface of the runner 8 is fixedly sleeved with an electric heating coil 9, the left end of the electric heating coil 9 is fixedly connected with an electric heating block 10 positioned at the left side of the fixed die 4, the left side of the electric heating block 10 is provided with a molding cavity 11, the outer surface of the runner 8 is provided with the electric heating coil 9, when the injection molding is carried out, the electric heating coil 9 is electrified, the electric heating coil 9 is utilized to heat the runner 8, the plastic raw material in the runner 8 is prevented from being solidified, the plastic raw material can be ensured to smoothly enter the molding cavity 11, then the plastic raw material entering the plastic cavity 11 is heated by the electric heating block 10 on the right side of the plastic cavity 11, so that the plastic raw material can flow to each corner of the plastic cavity 11, the plastic raw material is prevented from being solidified in advance when flowing in the plastic cavity 11, and the production quality of the plastic chair is ensured.

Wherein, the inside of dead lever 12 is provided with the through-hole, the inside joint of through-hole has stopper 13, stopper 13's top fixedly connected with reset spring 14, reset spring 14's top and the inside fixed connection of cover half 4, stopper 13's bottom is provided with electro-magnet 15, electro-magnet 15 is located cover half 4's inside, through setting up stopper 13, when movable mould 3 and cover half 4 are closed, switch on electro-magnet 15, it fixes dead lever 12 to utilize electro-magnet 15 to inhale dead lever 12's through-hole with stopper 13, prevent that movable mould 3 from separating with cover half 4 at the in-process of moulding plastics, avoid the in-process production overlap of plastics chair production, be favorable to the production of plastics chair.

Wherein, the inside of the movable mold 3 is provided with a heat conducting sheet 16, the heat conducting sheet 16 is attached to the left side of the shaping cavity 11, the left side of the heat conducting sheet 16 is fixedly provided with a cooling pipe 17, the inside of the cooling pipe 17 is provided with cooling liquid, the bottom of the cooling pipe 17 is fixedly provided with an electronic pump 18, the left side of the electronic pump 18 is fixedly connected with a delivery pipe 19, the top of the delivery pipe 19 is provided with a heat dissipation frame 20, the top of the heat dissipation frame 20 is fixedly connected with a liquid storage tank 24 through a conduit, the right side of the liquid storage tank 24 is fixedly connected with a booster pump 25, the heat in the shaping cavity 11 is conducted to the cooling liquid in the cooling pipe 17 through the heat conducting sheet 16, then the cooling liquid in the cooling pipe 17 is conveyed to the delivery pipe 19 through the electronic pump 18, then the delivery pipe 19 conveys the cooling liquid to the heat dissipation frame 20, the production efficiency of the plastic chair is improved.

Wherein, the inside of heat dissipation frame 20 is provided with fin 21, the inside fixedly connected with cooling tube of fin 21, the left side fixed mounting of fin 21 has fan 22, the left side fixed mounting of fan 22 has dust screen 23, through setting up fan 22, the coolant liquid in the conveyer pipe 19 enters into the cooling tube in the heat dissipation frame 20, increase the area of contact of cooling tube and air through fin 21, utilize fan 22 to blow outward, accelerate the air flow in the heat dissipation frame 20, utilize the air to take away the heat on the fin 21, the refrigerated efficiency has been improved, be favorable to the production of plastic chair.

Wherein, the cooling tube 17 is the S-shaped and distributes on the surface of conducting strip 16, and the both ends of cooling tube 17 communicate in electronic pump 18 and booster pump 25 respectively, through designing into the S type with cooling tube 17, are favorable to conducting heat to cooling tube 17 by conducting strip 16, have guaranteed more even of moulding cavity 11 cooling simultaneously, are favorable to the shaping of plastics chair.

In conclusion, when the mold for producing the plastic chair is used, the hydraulic telescopic rod 2 pushes the movable mold 3 to move rightwards, the movable mold 3 and the fixed mold 4 are closed together, then the electromagnet 15 is electrified, the electromagnet 15 attracts the limiting block 13 to the through hole of the fixed rod 12, the fixed rod 12 is fixed, then the plastic raw material is conveyed to the runner 8 through the injection molding pipe 7, is injected into the molding cavity 11 through the runner 8, simultaneously the electric heating coil 9 and the electric heating block 10 are electrified and heated, when the molding cavity 11 is filled with the plastic raw material, the injection is stopped, the electric heating coil 9 and the electric heating block 10 are closed, the heat in the molding cavity 11 is conducted to the cooling liquid in the cooling pipe 17 through the heat conducting sheet 16, then the cooling liquid in the cooling pipe 17 is conveyed to the conveying pipe 19 through the electronic pump 18, then the cooling liquid is conveyed to the heat dissipation frame 20 through the conveying pipe 19, and the cooling liquid is cooled through the fan 22, and the cooled cooling liquid enters a liquid storage tank 24, and is pressurized by a booster pump 25.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a mould is used in production of plastics chair, includes base (1), its characterized in that: the top of the base (1) is provided with a slideway, the top of the base (1) is fixedly connected with a hydraulic telescopic rod (2), the right side of the hydraulic telescopic rod (2) is fixedly connected with a movable mould (3), the bottom of the movable mould (3) is clamped with a slideway at the top of the base (1), the top of the base (1) is fixedly connected with a fixed die (4) positioned at the right side of the hydraulic telescopic rod (2), the front side of the fixed die (4) belt is fixedly connected with an electric telescopic rod (5), the left side of the electric telescopic rod (5) is fixedly connected with a bottom die (6), the bottom of the bottom die (6) is clamped with a slideway at the top of the base (1), the right side fixedly connected with of cover half (4) moulds plastics pipe (7), the right side fixedly connected with dead lever (12) of movable mould (3), dead lever (12) joint is in the inside of cover half (4).

2. The mold for producing plastic chairs of claim 1, wherein: the left side fixedly connected with runner (8) of pipe (7) of moulding plastics, the external fixed surface of runner (8) has cup jointed electric heating coil (9), the left end fixedly connected with of electric heating coil (9) is located left electric heating piece (10) of cover half (4), the left side of electric heating piece (10) is provided with moulding cavity (11).

3. The mold for producing plastic chairs of claim 1, wherein: the inside of dead lever (12) is provided with the through-hole, the inside joint of through-hole has stopper (13), the top fixedly connected with reset spring (14) of stopper (13), the inside fixed connection of the top of reset spring (14) and cover half (4), the bottom of stopper (13) is provided with electro-magnet (15), electro-magnet (15) are located the inside of cover half (4).

4. The mold for producing plastic chairs of claim 1, wherein: the inside of movable mould (3) is provided with conducting strip (16), the left side at moulding cavity (11) is laminated in conducting strip (16), the left side fixed mounting of conducting strip (16) has cooling tube (17), the inside of cooling tube (17) is provided with the coolant liquid, the bottom fixed mounting of cooling tube (17) has electronic pump (18), the left side fixedly connected with conveyer pipe (19) of electronic pump (18), heat dissipation frame (20) is installed at the top of conveyer pipe (19), pipe fixedly connected with liquid storage pot (24) is passed through at the top of heat dissipation frame (20), the right side fixedly connected with booster pump (25) of liquid storage pot (24).

5. The mold for producing plastic chairs according to claim 4, wherein: the inside of heat dissipation frame (20) is provided with fin (21), the inside fixedly connected with cooling tube of fin (21), the left side fixed mounting of fin (21) has fan (22), the left side fixed mounting of fan (22) has dust screen (23).

6. The mold for producing plastic chairs according to claim 4, wherein: the cooling pipe (17) is distributed on the surface of the heat conducting fin (16) in an S shape, and two ends of the cooling pipe (17) are respectively communicated with the electronic pump (18) and the booster pump (25).