CN214019676U

CN214019676U - Waste gas purification mechanism for injection mold

Info

Publication number: CN214019676U
Application number: CN202021639080.2U
Authority: CN
Inventors: 吴地
Original assignee: Taishan Liantang Hardware Products Co ltd
Current assignee: Taishan Liantang Hardware Products Co ltd
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2021-08-24
Anticipated expiration: 2030-08-10

Abstract

The utility model discloses a waste gas purification mechanism that injection mold used, concretely relates to injection mold technical field, including the platform of moulding plastics, the top surface fixed mounting of the platform of moulding plastics has thermal-insulated housing, the inner wall of thermal-insulated housing with the top surface of the platform of moulding plastics is all inlayed and is installed the vacuum insulation board, the left side demountable installation of the platform top surface of moulding plastics has and is located the inside injection mold of thermal-insulated housing. The utility model discloses a set up fuse box and heat recovery pipe, utilize the manual unloading valve of magazine cooperation to throw in the raw materials of moulding plastics to the heat-insulating box inside, and heat through the electric plate and melt, let the molten raw materials pass through the guide fill and the rifle that moulds plastics of pressurization gets into the passage, then utilize the heat conduction window to the leading-in air duct of the high fever waste gas that the raw materials produced that melts, recycle heat energy and conduction to the secondary heating ring in the heat conduction fin absorption waste gas, utilize the secondary heating ring to carry out the secondary heating to the passage, heat utilization rate has been improved.

Description

Waste gas purification mechanism for injection mold

Technical Field

The utility model relates to an injection mold technical field, more specifically say, the utility model relates to a waste gas purification mechanism that injection mold used.

Background

The injection mold is also called injection molding mold and is an important carrier for realizing the injection molding process; the injection molding process is a method for obtaining a molded product by stirring a completely molten plastic material at a certain temperature by a screw, injecting the completely molten plastic material into a mold cavity at a high pressure, and cooling and solidifying the completely molten plastic material.

Current injection mold is when batch production injection molding, the raw materials hot melt of moulding plastics can produce a large amount of waste gases, waste gas diffusion to the air in, the polluted environment, current injection mold is in the use simultaneously, the raw materials hot melt is moulded plastics with the raw materials and is divided into two parts and go on, it moulds plastics to carry out the raw materials hot melt at the rifle of moulding plastics through moulding plastics earlier, the raw materials of hot melt can scatter and disappear a large amount of heats at the in-process that shifts to mould plastics, thereby increased energy resource consumption, the feature of environmental protection of device has been reduced.

Therefore, it is highly desirable to provide an exhaust gas purification mechanism for an injection mold, which has high heat utilization efficiency and high exhaust gas treatment efficiency.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides a waste gas purification mechanism that injection mold used, through setting up fuse box and heat recovery pipe, in the device course of operation, utilize the manual unloading valve of magazine cooperation to throw in the raw materials of moulding plastics to the heat-insulating box inside, and heat through the electric plate and melt, let the fused raw materials through the magazine and the rifle entering passage of moulding plastics of pressurization, then utilize the heat conduction window to the leading-in air duct of the high fever waste gas that the raw materials produced that melts, recycle the heat energy and conduction to the secondary heating ring in the heat conduction fin absorption waste gas, utilize the secondary heating ring to carry out the secondary heating to the passage, thereby avoided the raw materials problem of condensation adhesion at the passage inner wall in the process of moulding plastics, in order to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a waste gas purification mechanism for an injection mold comprises an injection platform, wherein a heat insulation cover casing is fixedly installed on the top surface of the injection platform, a vacuum heat insulation plate is embedded and installed on the inner wall of the heat insulation cover casing and the top surface of the injection platform, an injection mold located in the heat insulation cover casing is detachably installed on the left side of the top surface of the injection platform, a guide pipe is detachably installed at an injection port of the injection mold, a pressurizing injection molding gun fixedly connected with the right end of the guide pipe is fixedly connected with the right side of the top surface of the injection platform, a melt box located in the heat insulation cover casing is fixedly connected with a feed inlet of the pressurizing injection molding gun, a heat energy recovery pipe attached to the outer wall of the guide pipe is fixedly connected with the top end of the left side wall of the melt box, a manual feeding valve is embedded and installed at the top end of the melt box, and a feeding hopper fixedly connected with the top end of the, the left side fixed mounting of thermal-insulated housing inner chamber top surface has the evolution exhaust case, the air inlet is installed to the left side of evolution exhaust case bottom surface is inlayed, the left end fixedly connected with of evolution exhaust case with the left side wall of thermal-insulated housing is fixed connection's exhaust fan.

In a preferred embodiment, the melting box comprises a heat insulation box, an electric heating plate is embedded in the heat insulation box, a material guide hopper communicated with the pressurizing injection molding gun is fixedly installed at the bottom end of the heat insulation box, and a heat conduction window is formed in the top of the left side wall of the heat insulation box.

In a preferred embodiment, the heat energy recovery pipe comprises an air guide pipe, heat conduction fins are embedded in the air guide pipe, and the bottom ends of the heat conduction fins are fixedly connected with a secondary heating ring.

In a preferred embodiment, the secondary heating ring is movably sleeved outside the material guide pipe, and the gas guide pipe is communicated with the inner cavity of the heat insulation box through the heat conduction window.

In a preferred embodiment, the evolution exhaust box comprises an air guide box, a purification filter element is detachably mounted in the air guide box, and a discharge pipe is fixedly mounted at the left end of the air guide box.

In a preferred embodiment, the air guiding box is communicated with the inner cavity of the heat insulation cover through the air inlet, and the discharge pipe penetrates through the side wall of the heat insulation cover and is fixedly connected with the exhaust fan.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a set up fuse box and heat recovery pipe, in the device working process, utilize the manual unloading valve of magazine cooperation to put in the raw materials of moulding plastics to the heat-insulating box inside, and heat through the electric plate and melt, let the molten raw materials through the baffle hopper with the rifle that moulds plastics of pressurization gets into the baffle pipe, then utilize the heat conduction window to the leading-in air duct of the high fever waste gas that the raw materials produced that melts, recycle heat energy in the heat conduction fin absorption waste gas and conduct to the secondary heating ring, utilize the secondary heating ring to carry out the secondary heating to the baffle pipe, thereby avoided the raw materials in the in-process condensation adhesion at the problem of baffle pipe inner wall of moulding plastics, heat utilization rate has been improved, the feature of environmental protection of device has been increased.

2. The utility model discloses a set up evolution exhaust case and exhaust fan, in the device course of operation, utilize air guide box cooperation delivery pipe to be linked together exhaust fan and the inner chamber of thermal-insulated housing, recycle exhaust fan and inhale the purification filter core to the waste gas that moulds plastics the production, utilize the purification filter core to purify waste gas, avoided the problem of exhaust gas polluted air, improved the feature of environmental protection of device.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural view of the melting box of the present invention.

Fig. 3 is a schematic view of the heat energy recovery pipe of the present invention.

Fig. 4 is the structural schematic diagram of the evolution exhaust box of the present invention.

The reference signs are: 1. an injection molding platform; 2. a heat insulating housing; 3. a vacuum insulation panel; 4. injection molding a mold; 5. a material guide pipe; 6. a pressurized injection molding gun; 7. a melting box; 8. a heat energy recovery pipe; 9. a manual control blanking valve; 10. a feeding hopper; 11. an evolution exhaust box; 12. an air inlet; 13. an exhaust fan; 71. a heat insulation box; 72. an electric hot plate; 73. a material guide hopper; 74. a heat conductive window; 81. an air duct; 82. a heat conductive fin; 83. a secondary heating ring; 111. a wind guide box; 112. a purifying filter element; 113. a discharge pipe.

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.

As shown in the attached figures 1-4, the waste gas purification mechanism for the injection mold comprises an injection platform 1, a heat insulation cover 2 is fixedly installed on the top surface of the injection platform 1, vacuum heat insulation boards 3 are embedded and installed on the inner wall of the heat insulation cover 2 and the top surface of the injection platform 1, the injection mold 4 positioned in the heat insulation cover 2 is detachably installed on the left side of the top surface of the injection platform 1, a material guide pipe 5 is detachably installed on an injection port of the injection mold 4, a pressurizing injection molding gun 6 fixedly connected with the right side of the top surface of the injection platform 1 is fixedly connected with the right end of the material guide pipe 5, a material inlet of the pressurizing injection molding gun 6 is fixedly connected with a material melting box 7 positioned in the heat insulation cover 2, a heat energy recovery pipe 8 jointed with the outer wall of the material guide pipe 5 is fixedly connected with the top end of the left side wall of the material melting box 7, a manual material discharge valve 9 is embedded and installed on the top end of the material melting box 7, the top end of the manual control blanking valve 9 is fixedly connected with a feeding hopper 10 which is fixedly connected with the top surface of the heat insulation cover 2, the left side of the top surface of the inner cavity of the heat insulation cover 2 is fixedly provided with an evolution exhaust box 11, the left side of the bottom surface of the evolution exhaust box 11 is embedded with an air inlet 12, and the left end of the evolution exhaust box 11 is fixedly connected with an exhaust fan 13 which is fixedly connected with the left side wall of the heat insulation cover 2.

Referring to the specification, fig. 2 and fig. 3, the melt box 7 includes a heat insulation box 71, an electric heating plate 72 is embedded in the heat insulation box 71, a material guide hopper 73 communicated with the pressure injection molding gun 6 is fixedly installed at the bottom end of the heat insulation box 71, and a heat conduction window 74 is opened at the top of the left side wall of the heat insulation box 71.

The heat energy recovery tube 8 comprises an air guide tube 81, heat conduction fins 82 are embedded in the air guide tube 81, and the bottom ends of the heat conduction fins 82 are fixedly connected with a secondary heating ring 83.

The secondary heating ring 83 is movably sleeved outside the material guiding pipe 5, and the air guiding pipe 81 is communicated with the inner cavity of the heat insulation box 71 through the heat conduction window 74.

The implementation mode is specifically as follows: through the arrangement of the melting box 7 and the heat energy recovery pipe 8, in the working process of the device, the injection molding raw material is fed into the heat insulation box 71 by the feeding hopper 10 in cooperation with the manual control blanking valve 9 and is heated and melted through the electric heating plate 72, the melted raw material enters the material guide pipe 5 through the material guide hopper 73 and the pressurization injection molding gun 6, then high-heat waste gas generated by melting the raw material is guided into the air guide pipe 81 through the heat conduction window 74, heat energy in the waste gas is absorbed by the heat conduction fins 82 and is conducted to the secondary heating ring 83, and the secondary heating ring 83 is used for carrying out secondary heating on the material guide pipe 5, so that the problem that the raw material is condensed and adhered to the inner wall of the material guide pipe 5 in the injection molding process is solved, the heat energy utilization rate is improved, and the environmental protection performance of the device is improved.

With specific reference to fig. 4 in the specification, the evolving exhaust box 11 includes an air guide box 111, a purification filter element 112 is detachably mounted inside the air guide box 111, and a discharge pipe 113 is fixedly mounted at the left end of the air guide box 111.

The air guide box 111 is communicated with the inner cavity of the heat insulation cover 2 through the air inlet 12, and the discharge pipe 113 penetrates through the side wall of the heat insulation cover 2 and is fixedly connected with the exhaust fan 13.

The implementation mode is specifically as follows: through setting up evolution exhaust case 11 and exhaust fan 13, in the device working process, utilize air guide box 111 cooperation delivery pipe 113 to be linked together exhaust fan 13 and the inner chamber of thermal-insulated housing 2, recycle exhaust fan 13 and inhale purification filter core 112 to the waste gas that moulds plastics the production, utilize purification filter core 112 to purify waste gas, avoided the problem of waste gas polluted air, improved the feature of environmental protection of device.

The utility model discloses the theory of operation: firstly, each component is installed and the normal operation of the device is kept, then, a feeding hopper 10 is matched with a manual control blanking valve 9 to feed injection molding raw materials into a heat insulation box 71, the injection molding raw materials are heated and melted through an electric heating plate 72, the melted raw materials enter a material guide pipe 5 through a material guide hopper 73 and a pressurizing injection molding gun 6, then, high-heat waste gas generated by melting the raw materials is guided into a gas guide pipe 81 through a heat conduction window 74, heat energy in the waste gas is absorbed by a heat conduction fin 82 and is conducted to a secondary heating ring 83, the material guide pipe 5 is heated secondarily through the secondary heating ring 83, finally, an exhaust fan 13 is communicated with an inner cavity of a heat insulation housing 2 through a gas guide box 111 and a discharge pipe 113, the waste gas generated by injection molding is sucked into a purification filter element 112 through the exhaust fan 13, and the waste gas is purified through the purification filter element 112.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an exhaust purification mechanism that injection mold used, includes injection molding platform (1), the top surface fixed mounting of injection molding platform (1) has thermal-insulated housing (2), its characterized in that: the inner wall of the heat insulation housing (2) and the top surface of the injection molding platform (1) are all embedded with vacuum insulation panels (3), the left side of the top surface of the injection molding platform (1) is detachably provided with an injection mold (4) positioned inside the heat insulation housing (2), the injection molding port of the injection mold (4) is detachably provided with a material guide pipe (5), the right end of the material guide pipe (5) is fixedly connected with a pressurizing injection molding gun (6) fixedly connected with the right side of the top surface of the injection molding platform (1), the feed inlet of the pressurizing injection molding gun (6) is fixedly connected with a melting box (7) positioned inside the heat insulation housing (2), the top end of the left side wall of the melting box (7) is fixedly connected with a heat energy recovery pipe (8) attached to the outer wall of the material guide pipe (5), and the top end feed inlet of the melting box (7) is embedded with a manual discharge valve (9), the top fixedly connected with of manual unloading valve (9) with the top surface of thermal-insulated housing (2) is fixed connection's magazine (10), the left side fixed mounting of thermal-insulated housing (2) inner chamber top surface has evolution exhaust case (11), the left side of evolution exhaust case (11) bottom surface is inlayed and is installed air inlet (12), the left end fixedly connected with of evolution exhaust case (11) with the left side wall of thermal-insulated housing (2) is fixed connection's exhaust fan (13).

2. The exhaust gas purification mechanism for an injection mold according to claim 1, characterized in that: the melting box (7) comprises a heat insulation box (71), an electric heating plate (72) is embedded in the heat insulation box (71), a material guide hopper (73) communicated with the pressurizing injection molding gun (6) is fixedly installed at the bottom end of the heat insulation box (71), and a heat conduction window (74) is formed in the top of the left side wall of the heat insulation box (71).

3. The exhaust gas purification mechanism for an injection mold according to claim 2, characterized in that: the heat energy recovery pipe (8) comprises an air duct (81), heat-conducting fins (82) are embedded in the air duct (81), and secondary heating rings (83) are fixedly connected to the bottom ends of the heat-conducting fins (82).

4. The exhaust gas purification mechanism for an injection mold according to claim 3, characterized in that: the secondary heating ring (83) is movably sleeved outside the material guide pipe (5), and the air guide pipe (81) is communicated with the inner cavity of the heat insulation box (71) through the heat conduction window (74).

5. The exhaust gas purification mechanism for an injection mold according to claim 1, characterized in that: evolution exhaust case (11) are including leading bellows (111), the inside demountable installation of leading bellows (111) has purification filter core (112), the left end fixed mounting of leading bellows (111) has delivery pipe (113).

6. The exhaust gas purification mechanism for an injection mold according to claim 5, characterized in that: the air guide box (111) is communicated with the inner cavity of the heat insulation cover casing (2) through the air inlet (12), and the discharge pipe (113) penetrates through the side wall of the heat insulation cover casing (2) and is fixedly connected with the exhaust fan (13).