CN207772323U - A kind of injection mold - Google Patents

Abstract

The utility model is related to a kind of injection mold, solve the problems, such as that workload that staff mounts and dismounts larger upper mold or upper mold is larger and be easy to cause to injure by a crashing object, its key points of the technical solution are that, including：It is molded module；And with the injection molding module is matched, molding module for product injection molding；The injection molding module is equipped with several upper molds to circulate for the rubber of thawing；Be correspondingly provided on the molding module with several matched lower dies of the upper mold, achieve the purpose that dismount upper die and lower die convenient for staff.

Description

A kind of injection mold

Technical field

The utility model is related to a kind of injection molds.

Background technology

Injection mold is a kind of tool producing plasthetics；Also plasthetics complete structure and accurate dimension are to confer to Tool.Injection molding is to produce a kind of processing method used when certain complex-shaped components in batches.It refers specifically to melt heated Rubber by injection molding machine high pressure inject die cavity obtain formed products after cooling and solidifying.

But the upper die and lower die in mold are usually integrally formed entirety, when clearing up upper mold or lower die, are needed Monoblock upper mold or lower die are removed, and the gravity of monoblock upper mold or lower die is larger, staff to monoblock upper mold or under The workload that mould is disassembled and installed is larger and the case where may causing to injure by a crashing object.

Utility model content

The purpose of this utility model is to provide a kind of injection mold, convenient for being mounted and dismounted to upper die and lower die.

The above-mentioned technical purpose of the utility model technical scheme is that：A kind of injection mold, packet It includes：It is molded module；And with the injection molding module is matched, molding module for product injection molding；The injection molding module Equipped with several for the upper mold of the rubber circulation of thawing；It is correspondingly provided on the molding module matched several with the upper mold A lower die.

By using above-mentioned technical proposal, multiple lower dies cooperation in multiple upper molds and molding module for being molded on module and Injection molding is carried out to the rubber after thawing, several upper molds and lower die are relatively independent unit, are needed to the upper of damage Mould and lower die replace or when clearing up upper mold and lower die, it is only necessary to damage or need the upper mold cleared up with And lower die is replaced or is cleared up without being dismantled to whole upper molds or lower die, the lighter weight of single upper mold or lower die, The case where being not only convenient for installing or removing, and upper mold or lower die is effectively prevent to injure staff by a crashing object occurs.

The further setting of the utility model, the injection molding module include;Main panel；And it is locked by several bolts In the main panel lower face, upper mould fixed plate for carrying the upper mold；The main panel is uniformly set equipped with several The sprue setting, for rubber after thawing for being circulated to several upper molds respectively；The upper mold lock onto institute by several bolts State upper mould fixed plate；The upper mold is equipped with the runner that several rubber for after thawing are circulated to lower die respectively；The upper mold is set There is the cavity that several rubber for after thawing flow into；The lower die is equipped with several cores with cavity cooperation.

By using above-mentioned technical proposal, rubber after thawing is by several sprue Uniform Flows on main panel to each Rubber after a upper mold, thawing is flowed to by several runners in upper mold in each cavity of upper mold, on cavity and lower die Core cooperation and for the shape that rubber-moulding is product, multiple upper molds lock onto upper mould fixed plate by bolt respectively by are convenient for Single upper mold is mounted and dismounted.

The further setting of the utility model, sets that there are four the mainstreams for the rubber flowing after thawing on the main panel Road；The upper mold flows to the runner in cavity for the rubber after thawing respectively there are five setting.

By using above-mentioned technical proposal, the rubber after thawing flows to upper mold by four sprues on main panel, And flowed to again by five runners in upper mold and be shaped to product in the cavity of upper mold, carrying out single to main panel pours Note, each upper mold is interior to be shaped to five products and effectively increases working efficiency simultaneously, is conducive to the batch production of product.

The further setting of the utility model, the lower die include：Loading plate；And；

Lower die holder set on the loading plate lower face；The loading plate be equipped with the cavity coordinate and confession melt The outer core of rubber-moulding after change；The lower die holder is equipped with across the loading plate, with cavity cooperation and supplies to melt The inner core of through-hole is formed in the middle part of rubber after change.

By using above-mentioned technical proposal, outer core and cavity coordinate and are product for the rubber-moulding after thawing, and inner core supports It is connected to the inner wall of cavity and supplies in the middle part of molding product to form through-hole, outer core and inner core are carried on loading plate and lower die respectively Seat, and being disassembled and installed convenient for external core and inner core respectively, and place under repair to the outer core and inner core dismantled respectively and clearly Reason.

The further setting of the utility model, the molding module include：Profiled sheeting for carrying the loading plate；With In the lower mold fixed plate for carrying the lower die holder；And for carrying the main panel, the upper mould fixed plate, the molding The bottom plate of plate and the lower mold fixed plate；The loading plate and the lower die lock onto the profiled sheeting and institute by bolt respectively State lower mold fixed plate.

By using above-mentioned technical proposal, several loading plates and lower die holder are carried on profiled sheeting and lower mold fixed plate respectively On, and convenient for multiple loading plates or lower die holder are dismantled or installed respectively, the quality of single loading plate or lower die holder is smaller And dismounted convenient for staff, the workload of staff is effectively reduced, and improve the safety of work.

The further setting of the utility model, the injection mold further include being communicated in the upper mold and the lower die and company Pass through the vacuum-pumping tube of external air draft pipe.

By using above-mentioned technical proposal, vacuum-pumping tube carries out vacuum pumping to upper die and lower die and is convenient for the rubber melted Glue, which is flowed into cavity, carries out injection molding.

The further setting of the utility model, the vacuum-pumping tube and the connectivity part of the upper mold and the lower die holder are set There is gasket.

By using above-mentioned technical proposal, gasket can effectively improve the sealing of vacuum-pumping tube and upper mold and lower die holder Property, it is conducive to vacuum-pumping tube and vacuum pumping is carried out to upper die and lower die.

The end face that the further setting of the utility model, the upper mold and the lower die holder are contacted with the loading plate Equipped with sealing ring.

By using above-mentioned technical proposal, the setting of sealing ring keeps the leakproofness of upper die and lower die seat and loading plate preferable, Further increase vacuumizing effect of the vacuum-pumping tube to lower die and lower die holder.

In conclusion the utility model has the advantages that：

1. four upper molds and four lower dies it is relatively independent and convenient for single upper mold or lower die are dismounted and are cleared up；

2, multiple sprues and multiple runners flow at most a cavity for the rubber of thawing and effectively increase work Efficiency.

Description of the drawings

Fig. 1 is the structural schematic diagram of injection mold in the utility model embodiment（To show that internal structure, part upper mold are solid Fixed board has been cut off）；

Fig. 2 is the enlarged drawing at A in Fig. 1；

Fig. 3 is the structural schematic diagram of the cavity in upper mold in the utility model embodiment；

Fig. 4 is the connection relationship diagram of loading plate in the utility model embodiment, outer core, lower die holder and inner core；

Fig. 5 is the structural schematic diagram of rubber stopper in the utility model.

Reference numeral：1, it is molded module；11, main panel；111, sprue；12, upper mould fixed plate；2, it is molded module；21、 Profiled sheeting；22, lower mold fixed plate；23, bottom plate；3, upper mold；31, runner；32, cavity；4, lower die；41, core；42, it carries Plate；421, outer core；43, lower die holder；431, inner core；5, vacuum-pumping tube；6, gasket；7, sealing ring.

Specific implementation mode

The utility model is described in further detail below in conjunction with attached drawing.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but As long as all being protected by Patent Law in the right of the utility model.

Embodiment：The purpose of this utility model is to provide a kind of injection mold, for producing product as shown in Figure 5, this Product is a kind of injection mold applied to the rubber stopper on flatiron, as shown in figures 1 and 3, including：It is molded module 1 and shaping mould Group 2；Being molded module 1 includes：Main panel 11；The upper mould fixed plate 12 of 11 lower face of main panel is lock onto by bolt；Pass through spiral shell Bolt lock onto four upper molds 3 of upper mould fixed plate 12, and the middle part of main panel 11 offers gum-injecting port and connection gum-injecting port and The even sprue 111 extended to four direction, equally offers gum-injecting port in upper mold 3, is further opened in upper mold 3 and is communicated in injecting glue Mouth and the runner 31 uniformly extended towards five directions；The end of sprue 111 on main panel 11 is communicated in upper mold and fixes The gum-injecting port of plate 12, lower face machine-shaping and the molding module 2 of upper mold 3 match for the cavity 32 of shaped article, shunting The end in road 31 is communicated in cavity 32, and the rubber after thawing flows to upper mold 3 by four sprues 111 on main panel 11, And flowed to again by five runners 31 in upper mold 3 in the cavity 32 of upper mold 3 and be shaped to product, main panel 11 is carried out Single is poured into a mould, and is shaped to five products simultaneously in each upper mold 3 and is effectively increased working efficiency, and the batch for being conducive to product is given birth to Production, and four upper molds 3 are individually fixed in upper mould fixed plate 12 and are convenient for that single upper mold 3 is installed, dismantled and cleared up.

As shown in Figure 1, molding module 2 includes：The profiled sheeting 21 of 12 lower face of upper mould fixed plate is lock onto by bolt；It is logical Cross the lower mold fixed plate 22 that bolt lock onto 21 lower face of profiled sheeting；The lower die being carried on profiled sheeting 21 and lower mold fixed plate 22 4；And the bottom plate 23 of 22 lower face of lower mold fixed plate is lock onto by bolt；Lower die 4 includes：Four are lock onto by bolt The loading plate 42 of profiled sheeting 21；And four lower die holders 43 being lock onto by bolt in lower mold fixed plate 22；Four loading plates 42 and lower die holder 43 be individual individual, and convenient for single loading plate 42 and lower die holder 43 are dismounted or cleared up, not only The workload of staff is reduced, and improves the safety of work.

As shown in Figure 1 and Figure 4, machine-shaping has core 41 in loading plate 42 and lower die 4；Core 41 includes：Machine-shaping In the outer core 421 coordinated on loading plate 42 and with core；And machine-shaping is on lower die holder 43 and across 421 middle part of outer core Inner core 431, outer core 421, inner core 431 and cavity 32 coordinate and are product, inner core 431 and cavity 32 for the rubber-moulding of thawing Inner wall abut, and supply in the middle part of product after molding to form through-hole, the setting of through-hole is convenient for product and setting using the product Standby assembly.

As depicted in figs. 1 and 2, the vacuum-pumping tube 5 for being connected to external air draft pipe is installed in upper mold 3 and lower die 4, vacuumizes Pipe 5 carries out vacuum pumping to upper mold 3 and lower die 4 and the rubber convenient for melting is flowed into cavity 32 and carries out injection molding, takes out The connectivity part of vacuum tube 5 and upper mold 3 and lower die holder 43 is equipped with gasket 6, upper mold 3 and lower die holder 43 and loading plate 42 Junction is equipped with sealing ring 7, and gasket 6 can improve vacuum tube and upper mold 3 and the leakproofness of lower die 4, profit with sealing ring 7 Vacuum pumping is carried out to upper mold 3 and lower die 4 in vacuum-pumping tube 5.

The course of work and principle：Be molded module 1 on multiple upper molds 3 and molding module 2 on multiple lower dies 4 cooperation and Injection molding is carried out to the rubber after thawing, several upper molds 3 and lower die 4 are relatively independent unit, are needed to damage When upper mold 3 and lower die 4 replace or clear up upper mold 3 and lower die 4, it is only necessary to damage or that needs are cleared up Upper mold 3 and lower die 4 are replaced or are cleared up without being dismantled to whole upper molds 3 or lower die 4, single upper mold 3 or lower die 4 Lighter weight, the case where being not only convenient for installing or removing, and upper mold 3 or lower die 4 is effectively prevent to injure staff by a crashing object occurs.

Claims (8)

1. a kind of injection mold, which is characterized in that including：

It is molded module (1)；And

With the injection molding module (1) is matched, molding module (2) for product injection molding；

The injection molding module (1) is equipped with several upper molds (3) to circulate for the rubber of thawing；

It is correspondingly provided on the molding module (2) and several matched lower dies (4) of the upper mold (3).

2. a kind of injection mold according to claim 1, which is characterized in that the injection molding module (1) includes;

Main panel (11)；And

It lock onto the main panel (11) lower face, upper mould fixed plate for carrying the upper mold (3) by several bolts (12)；

The main panel (11) be equipped with it is several it is being uniformly arranged, be circulated to several upper molds (3) respectively for the rubber after thawing Sprue (111)；

The upper mold (3) lock onto the upper mould fixed plate (12) by several bolts；

The upper mold (3) is equipped with the runner (31) that several rubber for after thawing are circulated to lower die (4) respectively；

The upper mold (3) is equipped with the cavity (32) that several rubber for after thawing flow into；

The lower die (4) is equipped with several cores (41) with the cavity (32) cooperation.

3. a kind of injection mold according to claim 2, which is characterized in that for melting there are four being set on the main panel (11) The sprue (111) of rubber flowing after change；

The upper mold (3) flows to the runner (31) in the cavity (32) for the rubber after thawing respectively there are five setting.

4. a kind of injection mold according to claim 2, which is characterized in that the lower die (4) includes：

Loading plate (42)；And；

Lower die holder (43) set on the loading plate (42) lower face；

The loading plate (42) be equipped with the cavity (32) coordinate and outer core (421) for the rubber-moulding after thawing；

The lower die holder (43) be equipped with across the loading plate (42), with the cavity (32) cooperation and for thawing after Rubber in the middle part of form the inner core (431) of through-hole.

5. a kind of injection mold according to claim 4, which is characterized in that the molding module (2) includes：

Profiled sheeting (21) for carrying the loading plate (42)；

Lower mold fixed plate (22) for carrying the lower die (4)；And

For carrying the main panel (11), the upper mould fixed plate (12), the profiled sheeting (21) and the lower mold fixed plate (22) bottom plate (23)；

The loading plate (42) and the lower die (4) lock onto the profiled sheeting (21) respectively by bolt and the lower die is fixed Plate (22).

6. a kind of injection mold according to claim 4, which is characterized in that the injection mold further include be communicated in it is described Upper mold (3) and the lower die (4) and the vacuum-pumping tube (5) for being communicated in external air draft pipe.

7. a kind of injection mold according to claim 6, which is characterized in that the vacuum-pumping tube (5) and the upper mold (3) And the connectivity part of the lower die holder (43) is equipped with gasket (6).

8. a kind of injection mold according to claim 6, which is characterized in that the upper mold (3) and the lower die holder (43) end face contacted with the loading plate (42) is equipped with sealing ring (7).