CN213260954U

CN213260954U - Injection mold suitable for thermosetting plastic molding

Info

Publication number: CN213260954U
Application number: CN202022173051.8U
Authority: CN
Inventors: 徐文斌
Original assignee: Changzhou Benzhou Machinery Co ltd
Current assignee: Changzhou Benzhou Machinery Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-05-25
Anticipated expiration: 2030-09-28

Abstract

The utility model discloses an injection mold suitable for thermosetting plastic molding, which comprises a base, wherein a molding structure is arranged on the base; the molding structure includes: lower mould, heating element, four pneumatic cylinders, four connecting blocks, go up mould and notes material refrigeration subassembly, the utility model relates to an injection mold technical field, the beneficial effect of present case is: the shaping structure that the present case adopted, make thermosetting plastics continuous molding operation in the runner through built-in notes material refrigeration subassembly, remain the melting flow state all the time and do not solidify, do not produce the gating system waste material, save raw and other materials, plastics not only can not solidify, and have suitable viscosity, guarantee injection moulding's going on smoothly, thereby the effectual thermosetting plastics who has solved current injection mold existence just produces solidification in the runner system, cause injection moulding to go on smoothly, and the technical problem of a large amount of thermosetting plastics raw materials has been wasted.

Description

Injection mold suitable for thermosetting plastic molding

Technical Field

The utility model relates to an injection mold technical field specifically is an injection mold suitable for thermosetting plastic molding.

Background

The injection mould is a tool for producing plastic products, and is characterized by that the material melted by heating can be injected into mould cavity under high pressure, and cooled and solidified to obtain formed product, and when the thermosetting plastic is heated for the first time, it can be softened and flowed, and heated to a certain temp. to produce chemical reaction-cross-linking reaction, and can be solidified and hardened, and said change is irreversible, and when it is heated again, it can not be softened and flowed, so that it can be formed, and the plasticized flow produced by first heating can be used for filling the mould cavity under the pressure, and can be solidified into the product with defined shape and size.

However, most of the existing injection molds have some disadvantages in structural design, so that the thermosetting plastic is already cured in the runner system, the injection molding cannot be smoothly performed, and a large amount of raw materials of the thermosetting plastic are wasted.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides an injection mold suitable for thermosetting plastic molding has solved current most injection mold and has had some weak points in structural design, causes thermosetting plastic just to produce solidification in the runner system, causes injection moulding to go on smoothly, and has wasted the technical problem of a large amount of thermosetting plastic raw materials.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an injection mold suitable for thermosetting plastic molding comprises a base, wherein a molding structure is arranged on the base;

the molding structure includes: the device comprises a lower die, a heating assembly, four hydraulic cylinders, four connecting blocks, an upper die and an injection refrigeration assembly;

the lower die is fixedly installed on the upper wall face of the base, the heating assembly is fixedly installed in the lower die, the four hydraulic cylinders are fixedly installed on the upper wall face of the base, the four connecting blocks are fixedly installed at the telescopic ends of the four hydraulic cylinders, the upper die is fixedly installed on the side wall faces of the four connecting blocks, and the injection refrigeration assembly is fixedly installed in the upper die.

Preferably, the heating assembly comprises: the device comprises a storage tank, a delivery pump, a water feeding pipe, a heating coil, a water return pipe, a heater and a plurality of heating rods;

storage case fixed mounting in wall department on the base, delivery pump fixed mounting in wall department and feed liquor end inlay and adorn in on the base in the storage case, upper hose one end with delivery pump goes out the liquid end and connects, heating coil inlay and adorn in the bed die and one end with go up water piping connection, wet return one end with the heating coil other end is connected and the other end inlays and adorn in a storage case lateral surface, the heating machine fixed mounting in wall department, a plurality of in the storage incasement go up the equal fixed mounting of heating rod in wall department and with the heating machine electricity is connected in the storage case.

Preferably, the injection refrigeration assembly comprises: the device comprises two material injection pipes, a refrigerator and two refrigerating pipes;

the two material injection pipes are embedded in the upper die, the refrigerating machine is fixedly installed on the upper wall surface of the upper die, the two refrigerating pipes are sleeved on the two material injection pipes, and one end of each refrigerating pipe is electrically connected with the refrigerating machine.

Preferably, a heat insulation sealing ring is arranged on the upper wall surface of the lower die.

Preferably, a heat insulation plate is arranged in the upper die.

Preferably, a fixing frame is arranged at the joint of the hydraulic cylinder and the lower die.

Advantageous effects

The utility model provides an injection mold suitable for thermosetting plastic molding possesses following beneficial effect: the shaping structure that the present case adopted, make thermosetting plastics continuous molding operation in the runner through built-in notes material refrigeration subassembly, remain the melting flow state all the time and do not solidify, do not produce the gating system waste material, save raw and other materials, plastics not only can not solidify, and have suitable viscosity, guarantee injection moulding's going on smoothly, thereby the effectual thermosetting plastics who has solved current injection mold existence just produces solidification in the runner system, cause injection moulding to go on smoothly, and the technical problem of a large amount of thermosetting plastics raw materials has been wasted.

Drawings

Fig. 1 is the utility model discloses an injection mold's main view structure sketch map suitable for thermosetting plastic molding.

Fig. 2 is the utility model discloses an injection mold's a structural schematic diagram that looks sideways suitable for thermosetting plastic molding.

Fig. 3 is a schematic view of a top view structure of an injection mold suitable for thermosetting plastic molding.

In the figure: 1-a base; 2-lower mould; 3-a hydraulic cylinder; 4, connecting blocks; 5, mounting a mold; 6-a material storage box; 7-a delivery pump; 8-water supply pipe; 9-heating coils; 10-a water return pipe; 11-a heater; 12-a heating rod; 13-material injection pipe; 14-a refrigerator; 15-a refrigeration pipe; 16-heat insulation sealing ring; 17-a heat insulation plate; 18-a fixing frame.

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. 1-3, the present invention provides a technical solution: the utility model provides an injection mold suitable for thermosetting plastic molding, the major assembly of present case is: the base 1 is provided with a forming structure;

when the thermosetting plastic needs to be molded, a worker drives a molding structure mounted at the upper end of the base 1 to mold the thermosetting plastic.

In a specific implementation, the forming structure comprises: the device comprises a lower die 2, a heating assembly, four hydraulic cylinders 3, four connecting blocks 4, an upper die 5 and an injection refrigeration assembly;

the lower die 2 is fixedly installed on the upper wall face of the base 1, the heating assembly is fixedly installed in the lower die 2, the four hydraulic cylinders 3 are fixedly installed on the upper wall face of the base 1, the four connecting blocks 4 are fixedly installed at the telescopic ends of the four hydraulic cylinders 3, the upper die 5 is fixedly installed on the side wall faces of the four connecting blocks 4, and the injection refrigeration assembly is fixedly installed in the upper die 5.

It should be noted that, when the thermosetting plastic needs to be molded, the four hydraulic cylinders 3 installed on the base 1 are driven by the operator to operate, the upper mold 5 and the lower mold 2 are driven to be closed through the connecting block 4, and then the heating assembly installed in the lower mold 2 and the injection refrigeration assembly installed in the upper mold 5 are driven to operate, so that the molding operation of the thermosetting plastic is realized.

In a specific implementation, the heating assembly comprises: the device comprises a material storage tank 6, a delivery pump 7, a water feeding pipe 8, a heating coil 9, a water return pipe 10, a heater 11 and a plurality of heating rods 12;

storage case 6 fixed mounting is in base 1 upper wall face department, delivery pump 7 fixed mounting is in base 1 upper wall face department and feed liquor end inlays and adorns in

storage case

6, 8 one ends of upper hose are connected with 7 liquid ends of delivery pump, heating coil 9 inlays and adorns in bed die 2 and one end is connected with

upper hose

8, 10 one ends of wet return are connected with the heating coil 9 other end and the other end inlays and adorns in 6 lateral walls of storage case, heater 11 fixed mounting is in storage case 6 upper wall face department, the equal fixed mounting of a plurality of heating rods 12 is in storage case 6 upper wall face department and is connected with heater 11 electricity.

It should be noted that, when thermosetting plastic is required to be heated and formed, the worker drives the heating machine 11 installed in the storage box 6 to work, drives the heating rods 12 installed in the storage box 6 to work, heats the liquid placed in the storage box 6, drives the delivery pump 7 installed on the base 1 to work, pumps the liquid in the storage box 6 to the delivery pump 7, and then conveys the liquid to the heating coil 9 through the water feeding pipe 8, and the heating and forming work of thermosetting plastic is realized through the heating coil 9, and the liquid in the heating coil 9 is conveyed to the storage box 6 through the water return pipe 10 to be recycled.

In the specific implementation process, the material injection refrigeration assembly comprises: two material injection pipes 13, a refrigerator 14 and two refrigeration pipes 15;

the two material injection pipes 13 are embedded in the upper die 5, the refrigerating machine 14 is fixedly installed on the upper wall surface of the upper die 5, the two refrigerating pipes 15 are sleeved on the two material injection pipes 13, and one end of each refrigerating pipe is electrically connected with the refrigerating machine 14.

It should be noted that, when the thermosetting plastic needs to be molded, the refrigerator 14 mounted on the upper wall surface of the upper mold 5 is driven to operate, the refrigeration pipes 15 sleeved on the two material injection pipes 13 are driven to operate, the two material injection pipes 13 are cooled, and then the thermosetting plastic raw material is injected between the lower mold 2 and the upper mold 5 through the two material injection pipes 13 by the worker, and the purpose of molding the thermosetting plastic is achieved by matching with the heating assembly.

In the specific implementation process, further, a heat insulation sealing ring 16 for facilitating heat insulation is arranged on the upper wall surface of the lower die 2.

In the specific implementation process, a heat insulation plate 17 for facilitating heat insulation is further arranged in the upper die 5.

In the specific implementation process, furthermore, a fixing frame 18 for fixing the hydraulic cylinder 3 is arranged at the joint of the hydraulic cylinder 3 and the lower die 2.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The statement that an element defined by the phrase "comprises an … … does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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. An injection mold suitable for thermosetting plastic molding comprises a base (1), and is characterized in that a molding structure is arranged on the base (1);

the molding structure includes: the device comprises a lower die (2), a heating assembly, four hydraulic cylinders (3), four connecting blocks (4), an upper die (5) and an injection refrigeration assembly;

the lower die (2) is fixedly installed at the upper wall face of the base (1), the heating assemblies are fixedly installed in the lower die (2), the hydraulic cylinders (3) are all fixedly installed at the upper wall face of the base (1), the connecting blocks (4) are all fixedly installed at the four telescopic ends of the hydraulic cylinders (3), the upper die (5) is fixedly installed at the four side wall faces of the connecting blocks (4), and the injection refrigeration assemblies are fixedly installed in the upper die (5).

2. An injection mold as defined in claim 1, wherein said heating assembly comprises: a material storage box (6), a delivery pump (7), a water feeding pipe (8), a heating coil (9), a water return pipe (10), a heater (11) and a plurality of heating rods (12);

storage case (6) fixed mounting in wall department on base (1), delivery pump (7) fixed mounting in wall department and feed liquor end inlay in storage case (6) on base (1), go up water pipe (8) one end with delivery pump (7) play liquid end is connected, heating coil (9) inlay in just one end and go up water pipe (8) and connect in bed die (2), return water pipe (10) one end with heating coil (9) other end is connected and the other end inlays in a storage case (6) lateral wall, heater (11) fixed mounting in wall department, a plurality of in storage case (6) equal fixed mounting in wall department and with heater (11) electricity is connected on in storage case (6).

3. An injection mold as defined in claim 1, wherein said injection refrigeration assembly comprises: two material injection pipes (13), a refrigerator (14) and two refrigerating pipes (15);

the two material injection pipes (13) are embedded in the upper die (5), the refrigerating machine (14) is fixedly installed on the upper wall surface of the upper die (5), the two refrigerating pipes (15) are sleeved on the two material injection pipes (13), and one end of each refrigerating pipe is electrically connected with the refrigerating machine (14).

4. An injection mould suitable for thermosetting plastic moulding according to claim 1, characterised in that the lower mould (2) is provided with a heat insulating sealing ring (16) at the upper wall surface.

5. An injection mould suitable for the moulding of thermosetting plastics according to claim 1, characterised in that a heat-insulating plate (17) is provided in the upper mould (5).

6. An injection mould suitable for thermosetting plastic moulding according to claim 1, characterised in that a fixed frame (18) is provided at the connection of the hydraulic cylinder (3) and the lower mould (2).