CN215039436U - Vacuum sealing structure between IMG process die and press sliding block - Google Patents
Vacuum sealing structure between IMG process die and press sliding block Download PDFInfo
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- CN215039436U CN215039436U CN202120826124.0U CN202120826124U CN215039436U CN 215039436 U CN215039436 U CN 215039436U CN 202120826124 U CN202120826124 U CN 202120826124U CN 215039436 U CN215039436 U CN 215039436U
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Abstract
The utility model discloses a vacuum seal structure between IMG technology mould and press slider, include: the I MG process die is provided with a first vacuum channel and a cavity surface with grains, and the first vacuum channel extends to the cavity surface; the press sliding block is provided with a second vacuum channel, and a sinking groove is formed in the end opening of the second vacuum channel; the sealing ring limiting part is arranged in the sinking groove and connected with the press sliding block, and a sealing ring mounting space is limited by the sealing ring limiting part in the sinking groove; the sealing ring is arranged in the sealing ring installation space and protrudes out of the press sliding block; the I MG process die is detachably connected with the press sliding block, and the sealing ring is compressed and deformed, so that the first vacuum channel and the second vacuum channel are in sealed butt joint. The scheme that the sealing ring is fixed by bonding glue in the prior art is abandoned, the sealing ring is fixed by the sealing ring limiting component connected with the press sliding block, and the defect that the sealing ring is fixed by using glue is overcome.
Description
Technical Field
The utility model is used for the automobile manufacturing field especially relates to a vacuum seal structure between IMG technology mould and press slider.
Background
The IMG process (in-mold skin forming) refers to the embossing of a texture onto the skin during deep drawing or this controlled compounding process. In the forming process, the surface broken without texture and after preheating is directly absorbed into the outline of the mould with texture, the texture in the mould is absorbed by vacuum immediately and the press is pressed on the heated surface.
The IMG process is mainly applied to instrument boards in automobile manufacturing, the leather membrane is adhered to the instrument board base material, meanwhile, leather membrane grains are formed, and automobile commodity performance, attractiveness and the like are improved.
One of the core parameters of the IMG process is the vacuum degree during vacuum adsorption, the vacuum adsorption is realized by vacuum forming equipment, and the connection of a vacuum channel of the mould and the equipment is mainly realized by pressing a sealing ring to ensure the vacuum tightness of the mould. In the prior art, the sealing ring is adhered to the vacuum passage port of the device by glue, and the sealing ring is adhered and fixed with the base by glue.
This fixing method has the following disadvantages:
1. when the sealing ring is adhered and fixed with the base by using the glue, the glue is aged after the sealing ring is used for a long time, and the sealing ring is easy to drop.
2. At present, the types of vehicle types are continuously increased, more and more vehicle types of instrument panels need to be subjected to vacuum forming, molds need to be frequently switched during mass production, and the sealing rings are prone to be repeatedly deformed by switching the molds, so that glue is rapidly aged; meanwhile, if the sealing ring falls off when the model is changed, the production stop for a long time is caused (the falling sealing ring searching time, the spare part sealing ring in-place time, the old glue cleaning time, the glue re-bonding time (the bonding time is long)), and the capacity loss is large.
3. In order to increase the contact area between the sealing ring and the base and prolong the adhesive life of glue, the sealing ring is a fixed product and a non-standard part, and the price is relatively expensive and needs to be fixed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a vacuum seal structure between IMG technology mould and press slider.
The utility model provides a technical scheme that its technical problem adopted is:
a vacuum sealing structure between an IMG process die and a press sliding block comprises:
the IMG process die is provided with a first vacuum channel and a die cavity surface with grains, and the first vacuum channel extends to the die cavity surface;
the pressing machine sliding block is provided with a second vacuum channel, and a sinking groove is formed in the end opening of the second vacuum channel;
the sealing ring limiting component is arranged in the sinking groove and connected with the press sliding block, and a sealing ring mounting space is limited in the sinking groove by the sealing ring limiting component;
the sealing ring is arranged in the sealing ring installation space and protrudes out of the press sliding block;
the IMG process die is detachably connected with the press sliding block, and the sealing ring is pressed and deformed, so that the first vacuum channel and the second vacuum channel are in sealed butt joint.
In some embodiments, the sinking groove is a circular sinking groove, the sealing ring limiting part is circular, a space is left between the outer circumferential surface of the sealing ring limiting part and the groove wall of the sinking groove, and the sealing ring installation space is formed by the space.
In some embodiments, the seal ring limiting member comprises a sleeve portion and a flange portion, the sleeve portion is nested in the second vacuum channel, and the flange portion is embedded in the sink groove.
In some embodiments, the sleeve portion is transition fit with the second vacuum channel, and the flange portion is connected to the press ram with fasteners.
In some embodiments, the flange portion is connected with the press slider through a bolt, the flange portion is provided with a counter bore, and the bolt is located in the counter bore.
In some embodiments, the edge of the flange portion is provided with a flange flaring in the radial direction.
In some embodiments, the seal ring stop forms a flush end face with the press slide.
One of the above technical solutions has at least one of the following advantages or beneficial effects: abandon the scheme that adopts glue bonding fixed seal circle among the prior art, the sealing washer spacing part who adopts to be connected with the press slider is fixed the sealing washer, the shortcoming of using glue fixed seal circle has been avoidable, need not worry the ageing problem of glue again, mould changing many times and long-term volume production use the sealing washer all can not drop, change sealing washer convenient and fast, need not for a long time to wait for glue to glue even, according to the sealing washer life-span regularly change the sealing washer can, do not have the sealing washer to drop to worry, vacuum seal nature is excellent and do not hinder the mould switching.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is an exploded view of the press slide, seal ring retainer, and seal ring of fig. 1 according to one embodiment.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the utility model, the meaning of a plurality of is one or more, the meaning of a plurality of is more than two, and the meaning of more than two is understood as not including the number; the terms "above", "below", "within" and the like are understood to include the instant numbers. In the description of the present invention, if there is any description of "first" and "second" only for the purpose of distinguishing technical features, it is not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.
In the present invention, unless otherwise explicitly defined, the terms "set", "install", "connect", and the like are to be understood in a broad sense, and for example, may be directly connected or may be indirectly connected through an intermediate medium; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be mechanically coupled, may be electrically coupled or may be capable of communicating with each other; either as communication within the two elements or as an interactive relationship of the two elements. The technical skill in the art can reasonably determine the specific meaning of the above words in the present invention by combining the specific contents of the technical solution.
Referring to fig. 1 and 2, an embodiment of the present invention provides a vacuum sealing structure between an IMG process mold and a press ram, which is mainly used for sealing the connection between the IMG process mold and a vacuum channel of a vacuum device in an IMG process. The vacuum sealing structure between the IMG process die and the press sliding block comprises an IMG process die 1, a press sliding block 2, a sealing ring limiting component 3 and a sealing ring 4.
The IMG process mold 1 is provided with a first vacuum channel and a cavity surface 5 with grains, the first vacuum channel extends to the cavity surface 5, and the first vacuum channel is used for generating vacuum negative pressure on the cavity surface 5 of the IMG process mold 1 so as to suck the skin membrane into the mold contour with grains.
The press sliding block 2 is provided with a second vacuum channel 6, a sunk groove 7 is formed in the port of the second vacuum channel 6 of the press sliding block 2, the sealing ring limiting component 3 is arranged in the sunk groove 7 and connected with the press sliding block 2, and a sealing ring mounting space 8 is limited in the sunk groove 7 by the sealing ring limiting component 3. The sealing ring 4 is arranged in the sealing ring installation space 8 and protrudes out of the press sliding block 2, so that the sealing ring 4 can be compressed and deformed when the mold and the sliding block are combined, and the vacuum tightness between the mold and the sliding block is ensured. In other words, the seal ring 4 is constrained to the mating surfaces of the press slide 2 and the IMG process die 1 by the seal ring retainer 3 connected to the press slide 2.
The IMG process die 1 is detachably connected with the press sliding block 2, and the sealing ring 4 is pressed and deformed to enable the first vacuum channel and the second vacuum channel 6 to be in sealing butt joint. The IMG process mold 1 may be a specific mold according to specific requirements, in other words, the vacuum sealing structure between the IMG process mold 1 and the press slider 2 may be suitable for the IMG process mold 1 having different cavity surfaces 5.
In the IMG process, an IMG process mold 1 is arranged on a press slide block 2 through a template, a first vacuum channel is communicated with a second vacuum channel 6, the second vacuum channel 6 of the press slide block 2 is further connected with vacuum equipment, the IMG process mold 1 realizes mold opening and mold closing along with the press slide block 2, and meanwhile, a film is absorbed into the outline of the mold with textures, and the film is adhered on an instrument board substrate to realize film skin texture forming at the same time. The utility model discloses abandon the scheme that adopts glue bonding stationary seal 4 among the prior art, the sealing washer spacing part 3 that adopts to be connected with press slider 2 fixes sealing washer 4, the shortcoming of using glue stationary seal 4 has been avoidable, need not worry the ageing problem of glue again, mould changing many times and long-term volume production use sealing washer 4 all can not drop, change sealing washer 4 convenient and fast, need not to wait for glue for a long time and glue glutinous even, according to sealing washer 4 life-span periodic replacement sealing washer 4 can, do not have sealing washer 4 to drop worry, vacuum seal nature is excellent and do not hinder the mould switching.
The sunken groove 7 can be square, round or other shapes, and the shape of the sealing ring limiting component 3 is matched with that of the sunken groove 7. For example, in some embodiments, the sinking groove 7 is a circular sinking groove, the sealing ring limiting part 3 is circular, after assembly, the sinking groove 7, the second vacuum channel 6 and the sealing ring limiting part 3 are coaxially arranged, a space is left between the outer circumferential surface of the sealing ring limiting part 3 and the groove wall of the sinking groove 7, a sealing ring installation space 8 is formed through the space, and the sealing ring 4 is arranged in the sealing ring installation space 8 to realize fixation on the press slider 2.
Further, in some embodiments, referring to fig. 1 and 2, the sealing ring stopper 3 includes a sleeve portion 31 and a flange portion 32, the sleeve portion 31 is nested in the second vacuum channel 6, and the flange portion 32 is embedded in the sinking groove 7. The sealing ring limiting part 3 can be connected with the press sliding block 2 in a threaded fit mode, an interference fit mode and the like through the sleeve part 31, and can also be connected with the press sliding block 2 in a mode of arranging a fastening piece on the flange part 32. For example, in the embodiment shown in fig. 1, the sleeve portion 31 is transition-fitted to the second vacuum channel 6, and the flange portion 32 is connected to the press ram 2 by fasteners.
Further, referring to fig. 1, the flange portion 32 is connected with the press slider 2 through the bolt 9, the flange portion 32 is provided with a counter bore, and the bolt 9 is located in the counter bore and does not protrude, so that the mold and the slider are tightly combined.
In order to ensure that the sealing ring 4 can be stably limited in the sealing ring installation space 8, in some embodiments, the edge of the flange portion 32 is provided with a flange 33 expanding outward in the radial direction, the flange 33 extends outward in the radial direction, and the sealing ring installation space 8 forms a closing structure through the flange 33, so as to prevent the sealing ring 4 from falling off during the matching with the IMG process mold 1 or the replacement of the IMG process mold 1.
It can be understood that a flange protruding inward in the radial direction may also be provided on the groove wall of the sinking groove 7, so that the sealing ring installation space 8 forms a closing structure.
Wherein, in order to ensure that the mould and the slide block are combined tightly, the sealing ring limiting component 3 and the press slide block 2 form a flush end surface.
In the description herein, references to the description of the term "example," "an embodiment," or "some embodiments," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.
Claims (7)
1. A vacuum sealing structure between an IMG process die and a press sliding block is characterized by comprising:
the IMG process die is provided with a first vacuum channel and a die cavity surface with grains, and the first vacuum channel extends to the die cavity surface;
the pressing machine sliding block is provided with a second vacuum channel, and a sinking groove is formed in the end opening of the second vacuum channel;
the sealing ring limiting component is arranged in the sinking groove and connected with the press sliding block, and a sealing ring mounting space is limited in the sinking groove by the sealing ring limiting component;
the sealing ring is arranged in the sealing ring installation space and protrudes out of the press sliding block;
the IMG process die is detachably connected with the press sliding block, and the sealing ring is pressed and deformed, so that the first vacuum channel and the second vacuum channel are in sealed butt joint.
2. The vacuum sealing structure between the IMG process mold and the press ram of claim 1, wherein the sunken groove is a circular sunken groove, the sealing ring-limiting member is circular, a space is left between the outer circumferential surface of the sealing ring-limiting member and the groove wall of the sunken groove, and the sealing ring-mounting space is formed by the space.
3. The vacuum seal structure between the IMG process tool and the press ram of claim 2, wherein the seal ring retainer comprises a sleeve portion and a flange portion, the sleeve portion is nested in the second vacuum channel, and the flange portion is nested in the sink groove.
4. The vacuum seal arrangement between an IMG process mold and a press ram of claim 3, wherein said sleeve portion is transition fit with said second vacuum channel and said flange portion is connected to said press ram by fasteners.
5. The vacuum seal structure between the IMG process die and the press slide block according to claim 4, wherein the flange part is connected with the press slide block through a bolt, the flange part is provided with a counter bore, and the bolt is positioned in the counter bore.
6. A vacuum sealing structure between an IMG process mold and a press slide according to claim 3, wherein the flange part is provided with a flange flaring radially outward at the edge thereof.
7. The vacuum seal arrangement between an IMG process mold and a press ram of claim 1, wherein said seal ring retainer forms a flush end face with said press ram.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120826124.0U CN215039436U (en) | 2021-04-21 | 2021-04-21 | Vacuum sealing structure between IMG process die and press sliding block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120826124.0U CN215039436U (en) | 2021-04-21 | 2021-04-21 | Vacuum sealing structure between IMG process die and press sliding block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215039436U true CN215039436U (en) | 2021-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120826124.0U Active CN215039436U (en) | 2021-04-21 | 2021-04-21 | Vacuum sealing structure between IMG process die and press sliding block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215039436U (en) |
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2021
- 2021-04-21 CN CN202120826124.0U patent/CN215039436U/en active Active
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