CN211279816U - Die for bullet train wallboard - Google Patents
Die for bullet train wallboard Download PDFInfo
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- CN211279816U CN211279816U CN201922182910.7U CN201922182910U CN211279816U CN 211279816 U CN211279816 U CN 211279816U CN 201922182910 U CN201922182910 U CN 201922182910U CN 211279816 U CN211279816 U CN 211279816U
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- die
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- closing sleeve
- edge part
- lower die
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Abstract
The utility model discloses a die for a bullet train wallboard, which comprises an upper die and a lower die, wherein the inner surface of the upper die comprises a first edge part, a first flat part and a first concave part from outside to inside, the first edge part is provided with a feeding nozzle, the first concave part is provided with a discharging nozzle, and the first edge part is communicated with the first concave part through a flow passage on the first flat part; the inner surface of the lower die comprises a second edge part, a second flat part and a second concave part from outside to inside, a through groove penetrating through the lower die is formed in the second edge part, and a sealing rubber strip is arranged in the through groove; the die comprises an upper die and a lower die, and is characterized in that a first die closing sleeve is arranged on the edge of the upper die, a second die closing sleeve is arranged on the edge of the lower die, and the first die closing sleeve and the second die closing sleeve are fixedly connected through bolts. The utility model discloses simple structure has replaced the mode that must use the vacuum bag when the former motor car wallboard shaping, saves the vacuum bag cost to the wallboard two sides of production is smooth, has overcome the smooth defect of previous one side. The utility model discloses have potential market value.
Description
Technical Field
The utility model relates to a motor car accessory manufacturing mould field, in particular to motor car is mould for wallboard.
Background
At the present stage, the wall panel used on the rail transit train is manufactured by adopting a vacuum bag pressing process forming mode, the vacuum bag pressing process is to lay a reinforcing fiber material on a rigid mould in advance, then a vacuum bag is used for wrapping the whole structure, then gas in the vacuum bag is pumped out to form vacuum, a negative pressure state is formed in a mould cavity at the moment, unsaturated resin is sucked into a fiber layer through a pre-laid pipeline by utilizing the negative pressure generated by the vacuum, the fiber material is soaked by the resin, the whole mould is filled with the resin, the vacuum bag material is removed after curing, and a required product is obtained by demoulding from the mould. In addition, only one side of the produced wallboard is smooth because only one rigid mould is used.
Disclosure of Invention
In order to solve the technical problem, the utility model discloses a die for motor car wallboard.
The technical scheme of the utility model is that: the mold for the bullet train wallboard comprises an upper mold and a lower mold, wherein the inner surface of the upper mold comprises a first edge part, a first flat part and a first concave part from outside to inside, the first edge part is provided with a feeding nozzle, the first concave part is provided with a discharging nozzle, and the first edge part is communicated with the first concave part through a flow channel on the first flat part; the inner surface of the lower die comprises a second edge part, a second flat part and a second concave part from outside to inside, a through groove penetrating through the lower die is formed in the second edge part, and a sealing rubber strip is arranged in the through groove; the die comprises an upper die and a lower die, and is characterized in that a first die closing sleeve is arranged on the edge of the upper die, a second die closing sleeve is arranged on the edge of the lower die, and the first die closing sleeve and the second die closing sleeve are fixedly connected through bolts.
Furthermore, four feeding nozzles are arranged at four corners of the edge part.
Furthermore, the number of the discharge nozzles is three, and the discharge nozzles are uniformly arranged on the first concave part.
Furthermore, the number of the die sleeves is four, and the number of the die sleeves is four.
The utility model discloses only use the shaping structure of a mould and vacuum bag to improve in the wallboard production technology of current motor car, use two independent mould and lower mould cooperations, during the shaping, use joint strip will go up between mould and the lower mould on the lower mould and seal, then evacuation, injection resin carry out the wallboard shaping. The new structure does not use a vacuum bag, saves the cost of the vacuum bag, and simultaneously, the two surfaces of the formed wallboard are flat and smooth. The utility model discloses have potential market value.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.
FIG. 1 is a schematic view of the inner surface of the upper mold of the present invention;
FIG. 2 is a schematic view of the inner surface of the lower mold of the present invention;
fig. 3 is a schematic cross-sectional view of the upper die and the lower die of the present invention after being engaged with each other.
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.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the description of the embodiments, the terms "disposed," "connected," and the like are to be construed broadly unless otherwise explicitly specified or limited. For example, the connection can be fixed, detachable or integrated; can be mechanically or electrically connected; either directly or through an intervening medium, or through internal communication between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
As shown in fig. 1, 2 and 3, the mold for the bullet train wall panel comprises an upper mold 1 and a lower mold 2, wherein the inner surface of the upper mold 1 comprises a first edge part 11, a first flat part 12 and a first concave part 13 from outside to inside, the first edge part 11 is provided with a feeding nozzle 31, the first concave part 13 is provided with a discharging nozzle 32, and the first edge part 11 and the first concave part 13 are communicated through a flow passage 4 on the first flat part 12; the inner surface of the lower die 2 comprises a second edge part 21, a second flat part 22 and a second concave part 23 from outside to inside, a through groove 6 penetrating through the lower die is formed in the second edge part 21, and a sealing rubber strip 61 is arranged in the through groove 6; the edge of the upper die 1 is provided with a first die closing sleeve 51, the edge of the lower die 2 is provided with a second die closing sleeve 52, and the first die closing sleeve 51 is fixedly connected with the second die closing sleeve 52 through bolts. The bolts are not shown in fig. 1, 2.
Furthermore, four feeding nozzles 31 are arranged at four corners of the first edge portion 11. The number of the discharge nozzles 32 is three, and the discharge nozzles are uniformly arranged on the first concave portion 13. The number of the first die set 51 is four, and the number of the second die set 52 is four.
When the utility model is used, the upper die 1 and the lower die 2 are clamped, the first die closing sleeve 51 and the second die closing sleeve 52 are fixedly connected, at the moment, the sealing rubber strip 61 seals the edge of the gap between the upper die 1 and the lower die 2, all the feeding nozzles 31 and the discharging nozzles 32 are sealed, only one discharging nozzle 32 is left to be connected with the vacuumizer, the gap between the upper die 1 and the lower die 2 is vacuumized, after a certain vacuum degree is reached, the vacuumizer is removed, all the discharging nozzles 32 are sealed, the feeding nozzle 31 is connected with the resin barrel, because of the vacuum negative pressure between the upper die 1 and the lower die 2, the resin is sucked between the upper die 1 and the lower die 2, the resin passes through the first edge part, the second edge part 11 and the second edge part 21 between the upper die 1 and the lower die 2, the resin overflows into the first flat part, the second flat part 12 and the lower die 22 and then overflows into the first concave part, the second concave part 13 and the lower die 23 to, and finishing the wall body molding. And after the resin is cured, removing the upper die 1 and the lower die 2 to obtain a finished wallboard product.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention. In addition, the technical solutions between the various embodiments can be combined with each other, but must be based on the realization of those skilled in the art; when the technical solutions are contradictory or cannot be combined, the combination of the technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
Claims (4)
1. The utility model provides a motor car mould for wallboard, includes mould and lower mould, its characterized in that: the inner surface of the upper die comprises a first edge part, a first flat part and a first concave part from outside to inside, the first edge part is provided with a feeding nozzle, the first concave part is provided with a discharging nozzle, and the first edge part is communicated with the first concave part through a flow channel on the first flat part; the inner surface of the lower die comprises a second edge part, a second flat part and a second concave part from outside to inside, a through groove penetrating through the lower die is formed in the second edge part, and a sealing rubber strip is arranged in the through groove; the die comprises an upper die and a lower die, and is characterized in that a first die closing sleeve is arranged on the edge of the upper die, a second die closing sleeve is arranged on the edge of the lower die, and the first die closing sleeve and the second die closing sleeve are fixedly connected through bolts.
2. The mold for a motor car wall panel according to claim 1, wherein: the four feeding nozzles are arranged at four corners of the edge part.
3. A mold for a motor vehicle wall panel according to claim 1 or 2, wherein: the three discharge nozzles are uniformly arranged on the first concave part.
4. The mold for a motor car wall panel according to claim 3, wherein: the number of the die-assembling sleeves is four, and the number of the die-assembling sleeves is four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922182910.7U CN211279816U (en) | 2019-12-09 | 2019-12-09 | Die for bullet train wallboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922182910.7U CN211279816U (en) | 2019-12-09 | 2019-12-09 | Die for bullet train wallboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211279816U true CN211279816U (en) | 2020-08-18 |
Family
ID=72034192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922182910.7U Active CN211279816U (en) | 2019-12-09 | 2019-12-09 | Die for bullet train wallboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211279816U (en) |
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2019
- 2019-12-09 CN CN201922182910.7U patent/CN211279816U/en active Active
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