CN215090508U - V method casting film heating device - Google Patents
V method casting film heating device Download PDFInfo
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- CN215090508U CN215090508U CN202120826527.5U CN202120826527U CN215090508U CN 215090508 U CN215090508 U CN 215090508U CN 202120826527 U CN202120826527 U CN 202120826527U CN 215090508 U CN215090508 U CN 215090508U
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- pressure suction
- electric cylinder
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Abstract
A V-process casting film heating device relates to the field of film heating machinery and comprises a telescopic mechanism, wherein the telescopic mechanism comprises an installation plate, a first electric cylinder and a second electric cylinder are arranged on the installation plate, a heating mechanism is arranged on a contraction rod of the first electric cylinder, a negative pressure suction mechanism is arranged on a contraction rod of the second electric cylinder, and the negative pressure suction mechanism is attached to a back film; the shrink pole of first electronic jar and the electronic jar of second simultaneous concertina movement, negative pressure suction mechanism makes notacoria and casting mould closely laminate, heating mechanism lasts effective heating to the notacoria, guarantees that the notacoria keeps the plasticity state, and better completion film heats, improves work efficiency, reduces production and processing cost.
Description
Technical Field
The utility model belongs to the technical field of film heating machinery and specifically relates to a V method casting film heating device.
Background
The V-method casting is a vacuum sealing molding casting process, which is also called a vacuum sealing molding method, and is called a vacuum molding method or a V method for short, and is also called a decompression or negative pressure molding method; it uses dry sand without adhesive as moulding material, uses plastic film to seal a special sand box, and uses vacuum pump to pump out air in the mould, so as to make the pressure difference between inside and outside of the mould, and compact the dry sand to form the required mould cavity to make metal liquor pouring so as to obtain the invented casting.
The V-method casting can be suitable for producing cast iron, cast steel and cast non-ferrous alloy castings or thin-wall castings with simple shapes, and products produced in batches by domestic manufacturers mainly comprise a petroleum machinery gearbox body, a forklift axle housing and balance block, a machine tool body, a gasoline engine cylinder body, an engineering machinery counter weight and the like.
A back film coating process: covering the plastic film baked to be in a plastic state on a template, and exhausting air by a vacuum pump to enable the film to be tightly attached to the template for molding.
In the process of covering the back film, the back film cannot be continuously and effectively heated all the time, so that the heat loss of the back film is very fast, the back film cannot be in a close fitting casting mold in a plasticity state, rework is caused, and a large amount of time and cost are wasted.
SUMMERY OF THE UTILITY MODEL
To exist among the prior art and to last effective heating, heat scatter and disappear fast scheduling problem always to the notacoria, the utility model provides a V method casting film heating device can avoid the emergence of above-mentioned problem.
The utility model provides a technical scheme that its technical problem adopted is:
a heating device for a V-process cast film comprises a telescopic mechanism, wherein the telescopic mechanism comprises an installation plate, a first electric cylinder and a second electric cylinder are arranged on the installation plate, a heating mechanism is arranged on a contraction rod of the first electric cylinder, a negative pressure air suction mechanism is arranged on a contraction rod of the second electric cylinder, and the negative pressure air suction mechanism is attached to a back film; when the first electric cylinder drives the heating mechanism to move right to the position of the casting mold and keep pausing, the contraction rod of the second electric cylinder continues to move downwards to drive the negative pressure air suction mechanism to continue to move until the back film is completely tightly attached to the casting mold, and in the process that the back film continues to move downwards relative to the heating mechanism, the heating mechanism continuously and effectively heats the back film to ensure that the back film keeps a plastic state.
In some embodiments, the negative pressure suction mechanism comprises a rectangular laminating frame, the rectangular laminating frame is hollow inside, a suction pipe is arranged on the side surface of the rectangular laminating frame, the suction pipe is communicated with the rectangular laminating frame, and a plurality of negative pressure suction holes are arranged on the lower surface of the rectangular laminating frame.
In some embodiments, the suction pipe is connected with a vacuum pump, and the vacuum pump is electrically connected with a power supply; the vacuum pump is connected with a power supply to work, the air exhaust pipe starts air exhaust operation, the suction force of the vacuum pump is adjusted, and the fact that the back membrane can be adsorbed on the rectangular laminating frame in a negative pressure environment is guaranteed.
In some embodiments, the heating mechanism comprises a heating assembly, the heating assembly is arranged in a heating cavity, a heat-insulating cover is arranged outside the cavity of the heating cavity, and the inner wall of the heat-insulating cover is connected with the rectangular attaching frame; utilize heating element accomplishes the heating procedure of notacoria, the cover that keeps warm is used for the heat of preserving, prevents that the heat from running off in a large number, green energy saving.
In some embodiments, the heating assembly is one of an infrared heating tube or an electromagnetic heating plate.
In some embodiments, the length of the heat-preserving cover is greater than the length of the rectangular fitting frame; the heat preservation cover can effectively block the frame of the rectangular attaching frame, so that heat can be circulated in the rectangular attaching frame to the maximum extent and is not easy to dissipate.
In some embodiments, a casting mold is arranged right below the back film, the casting mold is placed on a negative pressure suction box, and a plurality of vacuum suction holes are arranged between the negative pressure suction box and the casting mold.
In some embodiments, the negative pressure suction box is provided with a suction pipe, the suction pipe is connected with a vacuum tank, and the vacuum tank is electrically connected with a power supply; and the vacuum tank sucks air simultaneously in the process of coating the back film, the air in the negative pressure air suction box is sucked out from the vacuum air suction holes, and the negative pressure air suction box is changed into a vacuum environment, so that the back film can be tightly attached to the casting mold.
In some embodiments, the first electric cylinder and the second electric cylinder are respectively electrically connected to the control board.
The utility model relates to a V-process casting film heating device, which relates to the field of film heating machinery and comprises a telescopic mechanism, wherein the telescopic mechanism comprises a mounting plate, a first electric cylinder and a second electric cylinder are arranged on the mounting plate, a heating mechanism is arranged on a contraction rod of the first electric cylinder, a negative pressure suction mechanism is arranged on a contraction rod of the second electric cylinder, and the negative pressure suction mechanism is attached to a back film; the shrink pole of first electronic jar and the electronic jar of second simultaneous concertina movement, negative pressure air suction mechanism makes the notacoria closely laminates with the casting mould completely, heating mechanism lasts effective heating to the notacoria, guarantees that the notacoria keeps the plasticity state, and better completion film heats, improves work efficiency, reduces production and processing cost.
The utility model has the advantages that: the shrinkage rod movement distance of first electronic jar and the electronic jar of second is different, the electronic jar collapsible length of second is greater than the electronic jar collapsible length of first electronic jar, control panel control the electronic jar of first electronic jar and the electronic jar shrinkage rod of second moves in the same direction simultaneously, works as the electronic jar of first drives heating mechanism just in time moves to casting mould position department and keeps pausing, the electronic jar of second shrinkage rod continues the downstream, drives negative pressure suction mechanism continues the motion until the notacoria closely laminates with the casting mould completely, and in the notacoria continues the in-process of downstream for heating mechanism, heating mechanism lasts effective heating to the notacoria, guarantees that the notacoria keeps plastic state, and better completion film heats, improves work efficiency, reduces the production and processing cost.
Drawings
FIG. 1 is a schematic view of the overall structure of a V-process cast film heating device according to the present invention;
FIG. 2 is a schematic partial cross-sectional view of a negative pressure suction mechanism of a V-process cast film heating apparatus according to the present invention;
fig. 3 is a partial schematic view of a heating mechanism of the V-process casting film heating apparatus of the present invention.
Reference numerals:
1. a telescoping mechanism; 11. mounting a plate; 12. a first electric cylinder; 13. a second electric cylinder; 2. a heating mechanism; 21. a heat-preserving cover; 22. a heating cavity; 23. a heating assembly; 3. a negative pressure suction mechanism; 31. a rectangular fitting frame; 32. an air exhaust pipe; 33. a negative pressure suction hole; 4. a back film; 5. casting; 6. a negative pressure suction box; 7. an air intake duct; 8. a vacuum suction hole.
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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
As shown in fig. 1 to 3, a heating device for a V-process casting film comprises a telescoping mechanism 1, wherein the telescoping mechanism comprises a mounting plate 11, a first electric cylinder 12 and a second electric cylinder 13 are arranged on the mounting plate, a heating mechanism 2 is arranged on a contraction rod of the first electric cylinder, a negative pressure suction mechanism 3 is arranged on a contraction rod of the second electric cylinder, the negative pressure suction mechanism is attached to a back film 4, and the first electric cylinder and the second electric cylinder are respectively electrically connected with a control plate; the shrinkage rod movement distance of first electronic jar and the electronic jar of second is different, the electronic jar collapsible length of second is greater than the electronic jar collapsible length of first electronic jar, control panel control the electronic jar of first electronic jar and the electronic jar shrinkage rod of second moves in the same direction simultaneously, works as the electronic jar of first drives heating mechanism just in time moves to casting mould position department and keeps pausing, the electronic jar of second shrinkage rod continues the downstream, drives negative pressure suction mechanism continues the motion until the notacoria closely laminates with the casting mould completely, and in the notacoria continues the in-process of downstream for heating mechanism, heating mechanism lasts effective heating to the notacoria, guarantees that the notacoria keeps plastic state, and better completion film heats, improves work efficiency, reduces the production and processing cost.
The utility model discloses an during embodiment concrete implementation, as shown in FIG. 1 to FIG. 2, negative pressure air suction mechanism includes rectangle laminating frame 31, the inside cavity of rectangle laminating frame, the side of rectangle laminating frame is provided with exhaust tube 32, exhaust tube and rectangle laminating frame intercommunication, the lower surface of rectangle laminating frame is provided with a plurality of negative pressure suction opening 33.
The embodiment of the utility model provides a further refine of scheme, the exhaust tube links to each other with the vacuum pump, the vacuum pump adopts electric connection with the power.
The vacuum pump is connected with a power supply to work, the air exhaust pipe starts air exhaust operation, the suction force of the vacuum pump is adjusted to ensure that the back membrane can be adsorbed to the bottom of the rectangular laminating frame in a negative pressure environment, the back membrane is continuously heated while being laminated, and the back membrane is in a plastic state, so that the film laminating process is completed; the negative pressure air suction holes enable the back film to be attached more tightly and the heating to be more uniform.
In the embodiment of the present invention, as shown in fig. 1 and 3, the heating mechanism includes a heating assembly 23, the heating assembly is disposed in a heating chamber 22, a heat-insulating cover 21 is disposed outside the cavity of the heating chamber, and the inner wall of the heat-insulating cover is connected to the rectangular laminating frame; utilize heating element accomplishes the heating procedure of notacoria, the cover that keeps warm is used for the heat of preserving, prevents that the heat from running off in a large number, green energy saving.
The embodiment of the utility model provides a further refine, the length of heat preservation cover is greater than the length of rectangle laminating frame, the heat preservation cover can be right the frame of rectangle laminating frame carries out an effective shutoff, lets heat furthest circulate in inside, is difficult for scattering and disappearing.
The embodiment of the utility model provides a further refine of scheme, heating element is one of infrared heating pipe or electromagnetic heating board.
The embodiment of the utility model discloses a during implementation, as shown in fig. 1, be provided with casting mould 5 under the notacoria, the casting mould is placed on negative pressure case 6 of breathing in, be provided with a plurality of vacuum suction hole 8 between negative pressure case and the casting mould of breathing in.
The embodiment of the utility model discloses a during implementation, as shown in fig. 1, be provided with breathing pipe 7 on the negative pressure suction box, the breathing pipe links to each other with the vacuum tank, the vacuum tank adopts electric connection with the power.
And the vacuum tank sucks air simultaneously in the process of coating the back film, the air in the negative pressure air suction box is sucked out from the vacuum air suction holes, and the negative pressure air suction box is changed into a vacuum environment, so that the back film can be tightly attached to the casting mold.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (8)
1. The utility model provides a V method casting film heating device, its characterized in that, includes telescopic machanism, telescopic machanism includes the mounting panel, be provided with first electronic jar and the electronic jar of second on the mounting panel, be provided with heating mechanism on the shrink pole of first electronic jar, be provided with the negative pressure suction mechanism on the shrink pole of the electronic jar of second, the negative pressure suction mechanism laminates with the notacoria mutually.
2. The heating device for the V-process casting film according to claim 1, wherein the negative pressure suction mechanism comprises a rectangular laminating frame, the rectangular laminating frame is hollow inside, a suction pipe is arranged on the side surface of the rectangular laminating frame, the suction pipe is communicated with the rectangular laminating frame, and a plurality of negative pressure suction holes are arranged on the lower surface of the rectangular laminating frame.
3. The heating device for the V-process casting film according to claim 2, wherein the suction pipe is connected with a vacuum pump, and the vacuum pump is electrically connected with a power supply.
4. The heating device for the V-process casting film according to claim 1, wherein the heating mechanism comprises a heating assembly, the heating assembly is arranged in a heating cavity, a heat preservation cover is arranged outside the cavity of the heating cavity, and the inner wall of the heat preservation cover is connected with the rectangular laminating frame.
5. The V-process cast film heating apparatus of claim 4, wherein said heating element is one of an infrared heating tube or an electromagnetic heating plate.
6. The heating device for the V-process casting film according to claim 1, wherein a casting mold is arranged right below the back film, the casting mold is placed on a negative pressure suction box, and a plurality of vacuum suction holes are arranged between the negative pressure suction box and the casting mold.
7. The apparatus as claimed in claim 6, wherein the vacuum suction box is provided with a suction pipe, the suction pipe is connected to a vacuum tank, and the vacuum tank is electrically connected to a power source.
8. The heating device for the V-process casting film according to claim 1, wherein the first electric cylinder and the second electric cylinder are respectively electrically connected with the control board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120826527.5U CN215090508U (en) | 2021-04-21 | 2021-04-21 | V method casting film heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120826527.5U CN215090508U (en) | 2021-04-21 | 2021-04-21 | V method casting film heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215090508U true CN215090508U (en) | 2021-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120826527.5U Active CN215090508U (en) | 2021-04-21 | 2021-04-21 | V method casting film heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215090508U (en) |
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2021
- 2021-04-21 CN CN202120826527.5U patent/CN215090508U/en active Active
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