CN213291235U

CN213291235U - Heat-insulation energy-saving injection mold

Info

Publication number: CN213291235U
Application number: CN202021739958.XU
Authority: CN
Inventors: 袁万永
Original assignee: Suzhou Wanzhifang Precision Mould Manufacturing Co ltd
Current assignee: Kashi Longtong Plastic Technology Co ltd
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-05-28
Anticipated expiration: 2030-08-19

Abstract

The utility model belongs to the technical field of injection mold, and discloses a thermal insulation energy-saving injection mold, which comprises a bottom plate, a lower die holder is fixed at the middle position of the upper surface wall of the bottom plate, an upper die holder is installed at the top end of the lower die holder, a die cavity is respectively arranged on the lower surface wall of the upper die holder and the upper surface wall of the upper die holder, a material channel is installed at the upper end inside the upper die holder, the material channel is Z-shaped, a first thermal insulation board is fixed inside the upper die holder and below the material channel, the utility model can effectively increase the storage capacity of melting material by designing the material channel with Z-shaped structure, avoids the hardening of the melting material, and effectively separates the material channel from a cooling water channel by the matching of the first thermal insulation board and a second thermal insulation board, thereby effectively preventing the heat conduction, avoiding the heat dissipation of the melting material in the material channel and the temperature rise of the cooling water in the cooling water, normal heating and cooling operation is ensured, and energy consumption is reduced.

Description

Heat-insulation energy-saving injection mold

Technical Field

The utility model belongs to the technical field of injection mold, concretely relates to thermal-insulated energy-saving injection mold.

Background

The injection mold is a tool for producing plastic products, and is also a tool for endowing the plastic products with complete structures and accurate dimensions, the injection molding is a processing method used in the mass production of some parts with complex shapes, and specifically, the injection molding is a processing method used in the mass production of some parts with complex shapes, specifically, the plastic which is heated and melted is injected into a mold cavity from an injection molding machine under high pressure, and a formed product is obtained after cooling and solidification, wherein a hot runner is used in the injection mold, and in the hot runner molding process, the plastic which is conveyed to a sprue from an injection machine through a pouring system is always kept in a molten state, so that the solidified waste in the pouring system does not need to be taken out in the injection molding operation, the plastic which is remained in the pouring system is kept in the.

But there is great heat conduction between present injection mold's heating system and the cooling molding system, is difficult to effectively separate heating and cooling, easily causes the waste of the energy, and in addition, traditional injection mold does not set up effectual spacing buffer structure, takes place crooked easily when going up the die holder butt joint.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a thermal-insulated energy-saving injection mold to it heats and cools off separately to provide traditional injection mold in solving above-mentioned background art, easily causes the extravagant problem of the energy, in addition, does not set up effectual spacing buffer structure, takes place crooked problem easily when going up the die holder butt joint.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a thermal-insulated energy-saving injection mold, includes the bottom plate, the last wall intermediate position department of bottom plate is fixed with the die holder, the upper die base is installed on the top of die holder, the die cavity has all been seted up to the lower table wall of upper die base and the last wall of upper die base, and installs the material way on the inside of upper die base, the material way is Z type structure, the inside below that just is located the material way of upper die base is fixed with first heat insulating board, the both ends of first heat insulating board all are connected with the second heat insulating board, the top of material way is connected with the mouth of moulding plastics, and the bottom symmetric connection of material way has the water conservancy diversion passageway, water conservancy diversion passageway and die cavity through connection.

Preferably, the two side walls of the upper die base are symmetrically connected with fixed plates, the bottom end of each fixed plate is connected with a connecting rod close to the end part of the corresponding fixed plate, the bottom end of each connecting rod is connected with a buffer spring, the bottom end of each connecting rod is connected with a limiting rod, the bottom end of each connecting rod is located in the buffer spring, fixing columns are symmetrically fixed at the two ends of the upper surface wall of the bottom plate, slots matched with the limiting rods are formed in the axial middle positions of the fixing columns, and shallow grooves are formed in the axial direction of the fixing columns.

Preferably, cooling water channels are formed in the lower die holder and the upper die holder, and the cooling water channels in the upper die holder are located below the first heat insulation plate.

Preferably, a top plate is fixed at the top end of the upper die holder, and the injection nozzle penetrates through the top plate and extends to the outside of the top end of the injection nozzle.

Preferably, the lower surface wall of the bottom plate is fixed with a mounting plate, and the lower surface wall of the mounting plate is provided with anti-skid grains.

Preferably, the four corners of the upper surface wall of the mounting plate are symmetrically provided with mounting holes, and the mounting holes are of a circular structure.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a design Z type structure's material is said, can effectively increase the storage capacity of melting material, has avoided hardening of melting material, and through the cooperation of first heat insulating board and second heat insulating board in addition, can say the material and effectively separate with the cooling water course, can effectively prevent thermal conduction, has avoided the material to say thermal scattering and disappearing of melting material and the rising of cooling water course internal cooling temperature degree in the material, has guaranteed normal heating and cooling operation, has reduced the energy consumption.

(2) The utility model discloses a cooperation such as gag lever post, fixed column, buffer spring and slot, when upper die base and die holder butt joint installation, can insert the gag lever post and establish into the slot, accuracy when can effectively increase upper die base and die holder butt joint can once accurately target in place, avoids taking place crooked, secondly, when upper die base and die holder butt joint installation, the buffer spring shrink, the drawing of patterns of the follow-up upper die base of reverse elasticity of production being convenient for.

Drawings

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

FIG. 2 is an external view of the present invention;

fig. 3 is a top view of the fixing column of the present invention;

in the figure: 1. a base plate; 2. a lower die holder; 3. a mold cavity; 4. a buffer spring; 5. a cooling water channel; 6. a first heat insulation plate; 7. a material channel; 8. an injection molding nozzle; 9. a top plate; 10. an upper die holder; 11. a fixing plate; 12. a connecting rod; 13. a limiting rod; 14. fixing a column; 15. a flow guide channel; 16. shallow-groove; 17. a slot; 18. a second heat shield.

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 the following technical solutions: a heat-insulating energy-saving injection mold comprises a bottom plate 1, a lower die base 2 is fixed at the middle position of the upper surface wall of the bottom plate 1, an upper die base 10 is installed at the top end of the lower die base 2, die cavities 3 are respectively formed in the lower surface wall of the upper die base 10 and the upper surface wall of the upper die base 10, a material channel 7 is installed at the upper end inside the upper die base 10, the material channel 7 is of a Z-shaped structure, a first heat-insulating plate 6 is fixed inside the upper die base 10 and below the material channel 7, two ends of the first heat-insulating plate 6 are respectively connected with a second heat-insulating plate 18, the material channel 7 of the Z-shaped structure can effectively increase the storage capacity of molten material, the hardening of the molten material is avoided, in addition, the material channel 7 and a cooling water channel 5 can be effectively separated through the matching of the first heat-insulating plate 6 and the second heat-insulating plate 18, the heat conduction can be effectively prevented, the heat dissipation, normal heating and cooling operation is ensured, and energy consumption is reduced. The top end of the material channel 7 is connected with an injection molding nozzle 8, the bottom end of the material channel 7 is symmetrically connected with a flow guide channel 15, and the flow guide channel 15 is communicated with the mold cavity 3.

Furthermore, two side walls of the upper die base 10 are symmetrically connected with fixed plates 11, the bottom end of the fixed plate 11 near the end is connected with a connecting rod 12, the bottom end of the connecting rod 12 is connected with a buffer spring 4, the bottom end of the connecting rod 12 and the inner part of the buffer spring 4 are connected with a limit rod 13, two ends of the upper surface wall of the bottom plate 1 are symmetrically fixed with fixed columns 14, the axial middle position of the fixed column 14 is provided with a slot 17 matched with the limit rod 13, the fixed column 14 is axially provided with a shallow slot 16 and the outer side of the slot 17, when the upper die holder 10 and the lower die holder 2 are in butt joint installation, the limiting rod 13 can be inserted into the slot 17, the accuracy of the butt joint of the upper die holder 10 and the lower die holder 2 can be effectively improved, the upper die holder and the lower die holder can be accurately in place at one time, the skew is avoided, secondly, when the upper die holder 10 and the lower die holder 2 are installed in a butt joint mode, the buffer spring 4 contracts, and the generated reverse elasticity facilitates the subsequent demolding of the upper die holder 10.

Further, cooling water channel 5 has all been seted up to the inside of lower bolster 2 and upper die base 10, and cooling water channel 5 in the upper die base 10 is located the below of first heat insulating board 6, walks the cooling water in the cooling water channel 5, can accelerate injection moulding spare's cooling behind injection moulding.

Furthermore, a top plate 9 is fixed at the top end of the upper die holder 10, the injection nozzle 8 penetrates through the top plate 9 and extends to the outside of the top end of the top plate 9, and the abrasion of the upper wall of the upper die holder 10 can be reduced due to the additional arrangement of the top plate 9.

Further, the lower surface wall of bottom plate 1 is fixed with the mounting panel, and the lower surface wall of mounting panel has seted up anti-skidding line, and the mounting hole has been seted up to four turning position departments of the upper surface wall of mounting panel symmetry, and the mounting hole is circular structure, can fix this mould stable through the mounting panel of seting up the mounting hole, avoids taking place to remove when moulding plastics.

The utility model discloses a theory of operation and use flow: when the utility model is used, the butt joint installation of the upper die holder and the lower die holder can be carried out firstly, when the upper die holder 10 and the lower die holder 2 are in butt joint installation, the limiting rod 13 can be inserted into the slot 17 axially arranged in the fixed column 14, the accuracy when the upper die holder 10 and the lower die holder 2 are in butt joint can be effectively increased, the one-time accurate positioning can be realized, the deflection is avoided, secondly, when the upper die holder 10 and the lower die holder 2 are in butt joint installation, the buffer spring 4 is contracted, the generated reverse elasticity is convenient for the subsequent demoulding of the upper die holder 10, after the installation, the melted plastic can be injected into the die cavity 3 through the injection molding nozzle 8 by using the injection molding equipment, the demoulding can be realized after the cooling forming, in addition, the material channel 7 with the Z-shaped structure can effectively increase the storage capacity of the melting material, the hardening of the melting material is avoided, in addition, through the matching of the first heat insulation board 6 and the, can effectively prevent heat conduction, avoid the loss of heat of molten material in the material channel 7 and the rise of the temperature of cooling water in the cooling water channel 5, ensure normal heating and cooling operation and reduce energy consumption.

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 thermal-insulated energy-saving injection mold which characterized in that: including bottom plate (1), the last wall intermediate position department of bottom plate (1) is fixed with die holder (2), upper die base (10) are installed on the top of die holder (2), die cavity (3) have all been seted up to the lower wall of upper die base (10) and the last wall of upper die base (10), and the inside upper end of upper die base (10) installs material way (7), material way (7) are Z type structure, the inside below that just is located material way (7) of upper die base (10) is fixed with first heat insulating board (6), the both ends of first heat insulating board (6) all are connected with second heat insulating board (18), the top of material way (7) is connected with the mouth of moulding plastics (8), and the bottom symmetric connection of material way (7) has water conservancy diversion passageway (15), water conservancy diversion passageway (15) and die cavity (3) through connection.

2. The heat-insulating energy-saving injection mold according to claim 1, characterized in that: the utility model discloses a die holder, including bottom plate (1), bottom and axial intermediate position department, the both sides wall symmetric connection of upper die base (10) has fixed plate (11), the bottom of fixed plate (11) is close to tip position department and is connected with connecting rod (12), the bottom of connecting rod (12) is connected with buffer spring (4), the internal connection that connecting rod (12) bottom just is located buffer spring (4) has gag lever post (13), the last wall both ends symmetry of bottom plate (1) is fixed with fixed column (14), slot (17) with gag lever post (13) looks adaptation are seted up to the axial intermediate position department of fixed column (14), shallow slot (16) have been seted up to fixed column (14) axial and the.

3. The heat-insulating energy-saving injection mold according to claim 1, characterized in that: the cooling water channel (5) is formed in the lower die holder (2) and the upper die holder (10), and the cooling water channel (5) in the upper die holder (10) is located below the first heat insulation plate (6).

4. The heat-insulating energy-saving injection mold according to claim 1, characterized in that: the top end of the upper die holder (10) is fixed with a top plate (9), and the injection molding nozzle (8) penetrates through the top plate (9) and extends to the outside of the top end of the injection molding nozzle.

5. The heat-insulating energy-saving injection mold according to claim 1, characterized in that: the anti-skidding bottom plate is characterized in that an installation plate is fixed on the lower surface wall of the bottom plate (1), and anti-skidding threads are formed in the lower surface wall of the installation plate.

6. The heat-insulating energy-saving injection mold according to claim 5, characterized in that: mounting holes are symmetrically formed in the positions of four corners of the upper surface wall of the mounting plate, and the mounting holes are of a circular structure.