CN211803761U

CN211803761U - Annotate material formula mounting plate and annotate material formula mould for mould

Info

Publication number: CN211803761U
Application number: CN202020167283.XU
Authority: CN
Inventors: 简伟文; 赖艳; 蔡志权
Original assignee: Foshan Nanhai Superband Mould Co Ltd
Current assignee: Foshan Nanhai Superband Mould Co Ltd
Priority date: 2020-02-13
Filing date: 2020-02-13
Publication date: 2020-10-30
Anticipated expiration: 2030-02-13

Abstract

The injection type die comprises a die cavity for manufacturing a workpiece and a module assembly for forming the die cavity; the invention has the beneficial technical effects that: because the upper wall body of the main board body is provided with the first positioning part for installing the module combination body, and the lower wall body of the main board body is provided with the second positioning part for installing the auxiliary board body, the module combination body and the auxiliary board body can be positioned on the upper side and the lower side of the main board body respectively through the first positioning part and the second positioning part. When the subplate body needs to be replaced, the subplate body can be detached from the main board body, and the module assembly can still be carried on the main board body without detaching. And because the volume and the weight of the subplate body can be made smaller than that of the mounting bottom plate, the mounting and the dismounting are very convenient.

Description

Annotate material formula mounting plate and annotate material formula mould for mould

Technical Field

The invention relates to an installation bottom plate for an injection type mold, and also relates to the injection type mold.

Background

Low-pressure casting is the main forming method of the current automobile aluminum alloy wheel hub, and a casting mold is a main tool for realizing the low-pressure casting process. The casting mould belongs to one of the material formula mould of annotating, generally includes upper die block, lower module and the side form piece that is located between the upper and lower module of upper and lower branch put side module with be formed with the casting die cavity between the upper and lower module be provided with the intercommunication on the lower module the pan feeding passageway of casting die cavity. To facilitate mounting of the modules to the casting apparatus, the modules are pre-mounted using mounting plates. Aiming at the lower module is generally pre-installed on the installation bottom plate, as shown in fig. 1, the installation bottom plate 100 which is commonly used at present adopts an integrated structure, a bottom plate channel 10 which can be communicated with a feeding channel of the lower module is arranged on the installation bottom plate 100, and high-temperature casting melt stored in a heat-insulating container enters into the casting cavity through the bottom plate channel 10 and the feeding channel. Under the action of high temperature, the mounting base plate 100 inevitably generates thermal deformation, and the deformation of the mounting base plate 100 directly affects the fit clearance between the lower module and the upper module and between the lower module and the side modules, so that the manufacturing quality of a cast workpiece is greatly reduced, and the service life of the mounting base plate 100 is shortened. In order to cool the lower module, a refrigerant transfer duct needs to be provided between the lower module and the mounting base plate 100. Therefore, a groove is further formed on the mounting base plate 100 for accommodating the refrigerant conveying pipe. When the refrigerant conveying channel is damaged, the mounting base plate 100 and the lower module need to be detached from the material injection equipment in sequence to take out the refrigerant conveying channel for replacement, and the mounting base plate 100 and the lower module are very heavy and difficult to mount and detach.

Disclosure of Invention

In order to solve at least one technical problem in the prior art, the invention provides a mounting base plate for a material injection type mold, which is characterized in that the material injection type mold comprises a cavity for manufacturing a workpiece and a module assembly for forming the cavity; the mounting bottom plate comprises a main plate body and an auxiliary plate body, a first positioning part which is used for mounting the module combination body and is arranged in an annular mode is arranged on the upper wall body of the main plate body, a hollow part is arranged in an inner area defined by the first positioning part, and a second positioning part which is used for mounting the auxiliary plate body and is arranged in an annular mode is arranged on the lower wall body of the main plate body; the auxiliary plate body is provided with a hollow channel capable of being communicated with the cavity, the auxiliary plate body can be detachably mounted on the second positioning portion and covers the hollow portion, and the hollow channel is located in the hollow portion when viewed from top to bottom.

The injection mold is a molding tool capable of receiving a high-temperature melt injected therein with a certain pressure, and may be, for example, an injection mold, a metal casting mold, or the like.

The first positioning part is arranged in a ring shape and can be arranged on the upper wall body of the main plate body in a continuous extending or interval arrangement mode, so that the first positioning part can perform primary positioning on the module combination body from multiple directions. The second positioning portion is also annularly arranged and can be arranged on the lower wall body of the main plate body in a continuously extending or interval arrangement mode, so that the second positioning portion can perform preliminary positioning on the auxiliary plate body from multiple directions. In addition, it can be found that the module combination and the sub-plate can be positioned on the upper and lower sides of the main plate respectively by the first positioning portion and the second positioning portion.

The auxiliary plate body is provided with a hollow channel which can be communicated with the cavity, so that high-temperature melt can be conveyed to the cavity through the hollow channel.

The auxiliary plate body can be detachably mounted on the second positioning portion and covers the hollow portion, the auxiliary plate body and the main plate body are of a split structure, and the auxiliary plate body and the main plate body can be connected together through fasteners such as bolts, so that the mounting and the dismounting are convenient. When the subplate body is detached, the hollowed-out portion can be exposed, and the module assembly and accessories on the module assembly, such as a cooling device, can be observed or maintained through the hollowed-out portion.

According to the technical scheme, compared with the prior art, the invention has the beneficial technical effects that:

1. the first positioning part for installing the module combination body is arranged on the upper wall body of the main plate body, and the second positioning part for installing the auxiliary plate body is arranged on the lower wall body of the main plate body, so that the module combination body and the auxiliary plate body can be positioned on the upper side and the lower side of the main plate body respectively through the first positioning part and the second positioning part. When the subplate needs to be replaced, the subplate can be detached from the main plate, and the module assembly can still be carried on the main plate without detaching. And because the volume and the weight of the subplate body can be made smaller than that of the mounting bottom plate, the mounting and the dismounting are very convenient.

2. Because the subplate body can detachably be installed on second location portion and cover fretwork portion, like this, when dismantling can expose behind the subplate body fretwork portion, and can pass through fretwork portion observes or maintains the module assembly and the accessory on the module assembly, for example cooling device.

3. Because be provided with on the subplate body and can communicate the cavity hollow channel of die cavity, subplate body with be split type structure between the mainboard body, flow through like this at high temperature melt the in-process of hollow channel, subplate body absorbs the heat and takes place the dilatational strain, and subplate body with the clearance of reserving between the mainboard body can for subplate body's dilatational strain provides appropriate amount deformation space, reduces subplate body dilatational strain's degree, thereby is favorable to improving the combination precision of module assembly, and then also be favorable to improving the molding precision of die cavity.

The technical scheme can also be that an auxiliary plate avoiding passageway is further arranged on the auxiliary plate body and used for avoiding the refrigerant conveying pipeline; the auxiliary plate avoiding passageway is positioned on the side edge of the hollow channel, and at least part of the channel of the auxiliary plate avoiding passageway is positioned in the hollow part when viewed from top to bottom. In this way, the refrigerant conveying pipeline can penetrate through the auxiliary plate avoiding passageway and the hollow part to be connected to the module assembly, so that the module assembly is cooled conveniently.

The technical scheme can also be that a mainboard avoidance passageway is further arranged on the lower wall body of the mainboard body, and the auxiliary board avoidance passageway penetrates through the edge of the auxiliary board body and is communicated with the mainboard avoidance passageway.

The technical scheme can also be that grooves are respectively arranged on the left side and the right side of the main board avoidance passageway, the grooves are used for installing pipeline positioners, and the pipeline positioners are used for positioning refrigerant conveying pipelines installed on the main board avoidance passageway.

The technical scheme is that the auxiliary plate body is provided with an auxiliary plate cylinder ring which is convexly arranged, and the inner ring space of the auxiliary plate cylinder ring forms the hollow channel.

The further technical scheme can also be that the hollow channel comprises a first installation channel for installing the heat preservation pipe.

The hollow channel also comprises a second installation channel for installing a baffle, the second installation channel is positioned below the first installation channel, and the baffle is used for fixing the heat preservation pipe.

The technical scheme is that the main board body is provided with a main board positioning mechanism used for fixing the main board body on the material injection equipment.

In addition, the invention also provides a material injection type die, which comprises a die cavity for manufacturing a workpiece, a module assembly for forming the die cavity and the installation bottom plate for the material injection type die, wherein the module assembly is installed on the first positioning part of the main plate body.

The module assembly is provided with a feeding hole communicated with the cavity, the peripheral wall of the feeding hole is pressed against the auxiliary plate cylinder ring of the auxiliary plate body, and the feeding hole is communicated with the hollow channel. Therefore, the auxiliary plate cylinder ring of the auxiliary plate body is utilized to support the hole peripheral wall pressure of the feeding hole, so that the falling deformation of the module assembly can be reduced, and the product manufacturing precision can be improved.

The invention has the characteristics and advantages, so the invention can be applied to the mounting bottom plate for the injection type mould and the injection type mould.

Drawings

FIG. 1 is a front view of a conventional one-piece mounting base plate;

fig. 2 is a schematic perspective view of a mounting baseplate 100 to which the present invention is applied in a front view;

fig. 3 is a perspective view of a rear view of the installation base plate 100 to which the present invention is applied;

fig. 4 is an exploded view of a mounting baseplate 100 to which the present invention is applied;

fig. 5 is a schematic view of a rear view-direction plan structure of a mounting baseplate 100 to which the technical solution of the present invention is applied;

fig. 6 is a schematic sectional view of an injection mold to which the present invention is applied.

Detailed Description

The following describes the structure of the mounting base plate for the injection mold and the injection mold according to the present invention with reference to the accompanying drawings.

As shown in fig. 2 to 6, the present invention provides an injection mold, which includes a cavity 40 for manufacturing a workpiece and a module assembly 4 for forming the cavity 40, wherein the module assembly 4 includes an upper module 41 and a lower module 42 which are separated from each other in an upper direction and a lower direction, and a side module 43 located between the upper module 41 and the lower module 42. The injection molding machine further comprises a mounting base plate 100 for the injection molding machine, wherein the lower module 42 of the module assembly 4 is mounted at the center of the mounting base plate 100, and the side module 43 is mounted at the side of the mounting base plate 100.

The mounting base plate 100 comprises a main plate body 2 and an auxiliary plate body 1, wherein a split structure is arranged between the main plate body 2 and the auxiliary plate body 1. The upper wall of the main plate body 2 is provided with first positioning portions 22 annularly arranged for mounting the module assembly 4, and the first positioning portions 22 are continuously extending positioning spigots, but in other embodiments, the first positioning portions 22 may also be positioning mechanisms arranged at intervals. The first positioning portion 22 enables preliminary positioning of the lower module 42 of the module assembly 4 from a plurality of orientations. A hollow portion 20 is provided in an inner region defined by the first positioning portion 22. A second positioning portion (which is hidden by the sub-board body 1 and not marked in fig. 6) arranged annularly for mounting the sub-board body 1 is disposed on the lower wall body of the main board body 2, and the second positioning portion is a continuously extending positioning spigot, but in other embodiments, the second positioning portion may also be a positioning mechanism arranged at intervals. The second positioning portion can preliminarily position the sub-board 1 from a plurality of directions. It can be seen that the module combination 4 and the sub-board 1 can be positioned on the upper and lower sides of the main board 2 by the first positioning portions 22 and the second positioning portions, respectively. When it is desired to replace the sub-panel 1, it can be removed from the main panel 2, while the module assembly 4 can still be supported on the main panel 2 without being removed. Since the volume and weight of the sub-plate body 1 can be made smaller than those of the installation base plate 100, it is very convenient to install and remove.

The subplate body 1 is provided with a hollow channel 10 which can be communicated with the cavity 40, the subplate body 1 can be detachably mounted on the second positioning part and covers the hollow part 20, and the hollow channel 10 is located in the hollow part 20 when viewed from top to bottom, and the hollow channel 10 is used for conveying high-temperature melt liquid to the cavity 40. The hollow channel 10 comprises a first mounting channel (not marked in figure 6, but obscured by the insulating tube 5) for mounting the insulating tube 5. The hollow channel 10 further comprises a second installation channel (not marked in fig. 6, but hidden by the baffle 6) for installing the baffle 6, the second installation channel is located below the first installation channel, and the baffle 6 is used for fixing the insulating pipe 5. In addition, the first positioning portion and the second positioning portion are arranged vertically and correspondingly, and one bolt can be simultaneously screwed with the subplate body 1, the main plate body 2 and the lower module 42, so that the installation and the disassembly are convenient. According to the above technical solution, since the sub-board body 1 can be detachably mounted on the second positioning portion and covers the hollow portion 20, the hollow portion 20 can be exposed after the sub-board body 1 is detached, and the module assembly 4 and the accessories, such as a cooling device, on the module assembly 4 can be observed or maintained through the hollow portion 20. In addition, because be provided with on the subplate body 1 and can communicate the cavity 10 of die cavity 40, subplate body 1 with be split type structure between the mainboard body 2, flow through like this at high temperature melt the in-process of cavity 10, subplate body 1 absorbs the heat and takes place the expansion deformation, and subplate body 1 with the clearance of reserving between the mainboard body 2 can for the expansion deformation of subplate body 1 provides appropriate deformation space, reduces the degree of subplate body 1 expansion deformation, thereby is favorable to improving the combination precision of module assembly 4, and then also is favorable to improving the molding precision of die cavity 40.

Further, an auxiliary plate avoiding passageway 11 is further arranged on the auxiliary plate body 1, and the auxiliary plate avoiding passageway 11 is used for avoiding the refrigerant conveying pipeline. The auxiliary plate avoiding passageway 11 is located on the side of the hollow channel 10, and when viewed from top to bottom, the front end channel of the auxiliary plate avoiding passageway 11 is located in the hollow part 20. A main board avoidance passage 21 is further arranged on the lower wall body of the main board body 2, and the auxiliary board avoidance passage 11 penetrates through the edge of the auxiliary board body 1 and is communicated with the main board avoidance passage 21. Grooves 23 are respectively formed in the left side and the right side of the mainboard avoidance passageway 21, the grooves 23 are used for installing pipeline positioners, and the pipeline positioners are used for positioning refrigerant conveying pipelines installed on the mainboard avoidance passageway. The main board body 2 is further provided with a main board positioning mechanism 24 for fixing the main board body 2 to the injection equipment, and in this embodiment, the main board positioning mechanism 24 is also a positioning groove. The main plate body 2 is positioned on the mounting platform 3 of the material injection equipment by the fixture through the positioning groove. After the installation bottom plate 100 and the module assembly 4 are installed, the refrigerant conveying pipeline can pass through the auxiliary board avoidance passageway 11, the hollow part 20 is connected to the lower module 42 to cool the lower module 42, and the refrigerant conveying pipeline between the main plate body 2 and the installation platform 3 can be collected on the main plate avoidance passageway 21.

Furthermore, a raised sub-plate cylinder ring 12 is arranged on the sub-plate body 1, and the inner ring space of the sub-plate cylinder ring 12 forms the hollow channel 10. The lower die block 42 is provided with a feed hole communicated with the die cavity 40, the hole peripheral wall 420 of the feed hole is pressed against the sub-plate cylinder ring 12 of the sub-plate body 1, and the feed hole is communicated with the hollow channel 10. Therefore, the auxiliary plate cylinder ring 12 of the auxiliary plate body 1 is used for supporting the hole peripheral wall 420 of the feeding hole to press, so that the falling deformation of the module combination body 4 can be reduced, and the product manufacturing precision can be improved.

Claims

1. The mounting base plate for the injection type mold comprises a cavity for manufacturing a workpiece and a module assembly for forming the cavity; the module assembly installation structure is characterized in that the installation bottom plate comprises a main plate body and an auxiliary plate body, a first positioning part which is used for installing the module assembly and is arranged annularly is arranged on the upper wall body of the main plate body, a hollow part is arranged in an inner area defined by the first positioning part, and a second positioning part which is used for installing the auxiliary plate body and is arranged annularly is arranged on the lower wall body of the main plate body; the auxiliary plate body is provided with a hollow channel capable of being communicated with the cavity, the auxiliary plate body can be detachably mounted on the second positioning portion and covers the hollow portion, and the hollow channel is located in the hollow portion when viewed from top to bottom.

2. The mounting base plate for the injection type mold according to claim 1, wherein a sub-plate avoiding passageway is further arranged on the sub-plate body and used for avoiding a refrigerant conveying pipeline; the auxiliary plate avoiding passageway is positioned on the side edge of the hollow channel, and at least part of the channel of the auxiliary plate avoiding passageway is positioned in the hollow part when viewed from top to bottom.

3. The mounting base plate for the injection mold according to claim 2, wherein a main plate avoiding passage is further provided on the lower wall body of the main plate body, and the auxiliary plate avoiding passage extends through an edge of the auxiliary plate body and communicates with the main plate avoiding passage.

4. The mounting base plate for the injection mold according to claim 3, wherein grooves are respectively provided on the left and right sides of the main plate avoiding aisle, the grooves are used for mounting pipeline positioners, and the pipeline positioners are used for positioning refrigerant conveying pipelines mounted on the main plate avoiding aisle.

5. The mounting base plate for the injection mold according to any one of claims 1 to 4, wherein a sub plate cylinder ring is provided on the sub plate body in a protruding manner, and an inner ring space of the sub plate cylinder ring forms the hollow channel.

6. The mounting base plate for the injection mold according to any one of claims 1 to 4, wherein the hollow channel comprises a first mounting channel for mounting a heat-insulating pipe.

7. The mounting base plate for the injection mold according to claim 6, wherein the hollow channel further comprises a second mounting channel for mounting a baffle, the second mounting channel is located below the first mounting channel, and the baffle is used for fixing the heat preservation pipe.

8. The mounting base plate for the injection mold according to any one of claims 1 to 4, wherein a main plate positioning mechanism for fixing the main plate to an injection device is provided on the main plate.

9. The injection mold comprises a cavity for manufacturing a workpiece and a module assembly for forming the cavity, and is characterized by further comprising the mounting bottom plate for the injection mold according to any one of claims 1 to 8, wherein the module assembly is mounted on the first positioning part of the main plate body.

10. The injection mold of claim 9, wherein the mold block assembly is provided with a feed hole communicating with the cavity, a hole peripheral wall of the feed hole is pressed against the sub-plate cylinder ring of the sub-plate body, and the feed hole communicates with the hollow passage.