CN220361963U - Wax mould is with decorating wax extrusion equipment - Google Patents
Wax mould is with decorating wax extrusion equipment Download PDFInfo
- Publication number
- CN220361963U CN220361963U CN202320697000.6U CN202320697000U CN220361963U CN 220361963 U CN220361963 U CN 220361963U CN 202320697000 U CN202320697000 U CN 202320697000U CN 220361963 U CN220361963 U CN 220361963U
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- 238000001125 extrusion Methods 0.000 title claims abstract description 173
- 238000004891 communication Methods 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 3
- 239000001993 wax Substances 0.000 description 41
- 238000005266 casting Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 6
- 238000005495 investment casting Methods 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- 235000013871 bee wax Nutrition 0.000 description 1
- 239000012166 beeswax Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The utility model relates to a modified wax extrusion device for a wax mould, which comprises an extrusion driving device, an extrusion upper mould, an extrusion lower mould and a base plate; the extruding lower die comprises an extruding cylinder with openings at the upper end and the lower end; the lower end of the extrusion cylinder is provided with an extrusion molding structure, and a plurality of extrusion holes are formed in the extrusion molding structure; the extrusion lower die is arranged and the lower end of the extrusion lower die is flatly and flatly arranged on the backing plate; the upper end of the extrusion upper die is fixedly connected to the extrusion driving equipment, the lower end of the extrusion upper die extends vertically, the extrusion upper die can move up and down under the driving of the extrusion driving equipment, and the extrusion upper die can extend into the extrusion cylinder and act on the modified wax block in the space in the cylinder when the extrusion upper die runs downwards. According to the utility model, the modified wax block is placed in the extrusion cylinder of the extrusion lower die, the extrusion driving device is driven to press the extrusion upper die down into the extrusion cylinder, and the modified wax block is extruded from the extrusion hole of the extrusion molding structure, so that the long wax strip is formed, the speed is high, the efficiency is high, and the cost is greatly saved.
Description
[ field of technology ]
The utility model relates to the technical field of precision investment casting, in particular to modified wax extrusion equipment for a wax mould.
[ background Art ]
Investment precision casting is a casting process with less cutting or no cutting, and the produced casting has high dimensional accuracy, low surface roughness, high flexibility and strong adaptability, and particularly has more remarkable casting superiority for parts with complex shapes. The lost wax method is a dense casting method of precision investment casting, which is characterized in that beeswax is used to make a casting model, then other refractory materials are used to fill a clay core and spread into an external model, after steam is heated and pressurized, the wax liquid is discharged, so that the whole casting model is changed into a blank shell, and then molten liquid is poured inwards, thus the casting is made.
In the investment precision casting process, the manufacture of a wax pattern is an important link, and the surface quality of the wax pattern determines the surface quality of a casting. However, in practical use, the long-term use of the wax pattern mold inevitably causes surface collision and loss, so that the surface of the wax pattern needs to be repaired. The repair of the surface of the wax mould is carried out by adopting modified wax, the modified wax is an integral body with larger volume, the modified wax is required to be cut into slices before being repaired, the slices are respectively cut into strips, and finally, the slices are manually rubbed into wax strips with different specifications for use, so that the method is very troublesome.
In view of the above problems, the applicant has proposed a solution.
[ utility model ]
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides modified wax extrusion equipment for a wax mould, which adopts the following technical scheme:
the modified wax extruding device for the wax mould comprises an extruding driving device, an extruding upper mould, an extruding lower mould and a base plate; the lower extrusion die comprises an extrusion cylinder with openings at the upper end and the lower end, and a cylinder space for placing the modified wax block is arranged in the extrusion cylinder; the lower end of the extrusion cylinder is provided with an extrusion molding structure, and a plurality of extrusion holes are formed in the extrusion molding structure; the lower extrusion die is arranged, and the lower end of the lower extrusion die is flatly and flatly arranged on the backing plate; the upper end of the extrusion upper die is fixedly connected to the extrusion driving equipment, the lower end of the extrusion upper die extends vertically, the extrusion upper die can move up and down under the driving of the extrusion driving equipment, and the extrusion upper die can extend into the extrusion cylinder and act on the modified wax block in the space in the cylinder when the extrusion upper die runs downwards.
In a further improvement, the extrusion molding structure is a plurality of extrusion holes arranged on the wall of the lower end of the extrusion cylinder, and the extrusion holes are communicated with the space in the cylinder.
In a further improvement scheme, the extrusion molding structure comprises an extrusion port arranged at the lower end of the extrusion cylinder and an extrusion port die arranged at the outer side of the extrusion port, wherein the extrusion port is arranged on the cylinder wall at the lower end of the extrusion cylinder and is communicated with the space in the cylinder, the extrusion port die comprises a die holder, the die holder is provided with a communication port at the inner side of the die holder, a plurality of extrusion holes are formed in the outer side wall of the die holder, a transverse and straight communication inner cavity is arranged between the communication port and the extrusion hole, and the communication port is attached to the extrusion port.
In a further development, the support plate is a planar plate.
In a further improvement, the backing plate comprises a bottom plate, an annular groove is formed in the bottom plate, and the bottom of the extrusion cylinder can be matched with the inside of the annular groove.
In a further development, an annular sealing gasket is arranged in the annular groove.
In a further development, a fixing seat is fixedly connected to the side wall of the extrusion cylinder, and can be detachably connected with the base plate when the extrusion cylinder is arranged on the base plate.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the modified wax block is placed in the extrusion cylinder of the extrusion lower die, the extrusion driving device is driven to press the extrusion upper die down into the extrusion cylinder, the modified wax block is extruded from the extrusion hole of the extrusion molding structure to form the long wax strip, and compared with the traditional manual rubbing strip, the modified wax block is in one step, a worker can directly cut the wax strip with a certain length to repair the wax die, so that the speed is high, the efficiency is high, and the cost is greatly saved.
[ description of the drawings ]
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic perspective view of an upper extrusion die according to a first embodiment of the present utility model;
FIG. 3 is a schematic perspective view of an extrusion lower die and a backing plate according to a first embodiment of the present utility model;
FIG. 4 is a schematic diagram of a lower extrusion die in a second embodiment of the present utility model;
FIG. 5 is a schematic view of the structure of a lower extrusion die according to a third embodiment of the present utility model;
FIG. 6 is a schematic structural view of a third embodiment of the pad of the present utility model;
fig. 7 is a schematic perspective view of an extrusion structure in a fourth embodiment of the present utility model;
fig. 8 is a schematic perspective view of a second extrusion structure according to a fourth embodiment of the present utility model.
Description of main reference numerals:
10. an extrusion driving device; 20. extruding an upper die; 30. an extrusion barrel; 40. a backing plate; 50. extruding the hole; 60. an extrusion port; 70. extruding an outlet die; 71. a communication port; 80. an annular groove; 90. a fixing seat.
[ detailed description ] of the utility model
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout.
The orientations shown in the drawings are not to be construed as limiting the specific scope of the utility model, and only as a reference to the preferred embodiments, variations in the positions or numbers of product components shown in the drawings or structural simplifications may be made.
The terms "connected" and "connected" as used in the specification and illustrated in the drawings refer to the components as being "connected" to each other, and are understood to mean fixedly connected or detachably connected or integrally connected; the connection can be directly connected or connected through an intermediate medium, and a person skilled in the art can understand the connection relationship according to specific situations to obtain a screwing or riveting or welding or clamping or embedding mode and the like to replace the modes in different embodiments in a proper mode.
Terms of orientation such as up, down, left, right, top, bottom, and the like, as well as orientations shown in the drawings, may be used for direct contact or contact by additional features between the components; such as directly above and obliquely above, or it merely represents above the other; other orientations may be understood by analogy.
The materials for manufacturing the components with the solid shapes shown in the specification and the drawings can be metal materials or nonmetal materials or other composite materials; the machining process adopted for the parts with solid shapes can be stamping, forging, casting, wire cutting, laser cutting, casting, injection molding, milling, three-dimensional printing, machining and the like; those skilled in the art can adaptively select or combine according to different processing conditions, costs and precision, but are not limited to the above materials and manufacturing processes.
The present utility model provides a modified wax extrusion device for a wax pattern, in embodiments 1 to 4, as shown in fig. 1 to 8, comprising an extrusion driving device 10, an extrusion upper die 20, an extrusion lower die, and a backing plate 40; the lower extrusion die comprises an extrusion cylinder 30 with an opening at the upper end and an opening at the lower end, and a cylinder space for placing the modified wax block exists in the extrusion cylinder 30; an extrusion molding structure is arranged at the lower end of the extrusion cylinder 30, and a plurality of extrusion holes 50 are arranged on the extrusion molding structure; the extrusion lower die is arranged and the lower end of the extrusion lower die is flatly arranged on the base plate 40; the upper end of the extrusion upper die 20 is fixedly connected to the extrusion driving device 10, the lower end thereof extends vertically, the extrusion upper die 20 can move up and down under the driving of the extrusion driving device 10, and can extend into the extrusion barrel 30 and act on the modified wax block in the space in the barrel when running downwards.
According to the utility model, the modified wax block is placed in the extrusion cylinder 30 of the extrusion lower die, the extrusion driving device 10 is driven to press the extrusion upper die 20 down into the extrusion cylinder 30, the modified wax block is extruded from the extrusion hole 50 of the extrusion molding structure to form the long wax strip, compared with the traditional manual rubbing strip, the method has the advantages that a worker can directly cut the wax strip with a certain length to repair the wax pattern in one step, the speed is high, the efficiency is high, the cost is greatly saved, and the extrusion cylinder 30 has an opening structure at two ends, so that the method is convenient to clean.
In the second embodiment shown in fig. 4, the extrusion molding structure is a plurality of extrusion holes 50 disposed on the wall of the lower end of the extrusion barrel 30, the extrusion holes 50 are communicated with the space in the barrel, and the wax strips are directly extruded from the wall of the extrusion barrel 30.
In the first, third and fourth embodiments shown in fig. 2, 3, 5, 6, 7 and 8, the extrusion molding structure includes an extrusion port 60 disposed at the lower end of the extrusion barrel 30, and an extrusion die 70 mounted at the outer side of the extrusion port 60, the extrusion port 60 is disposed on the barrel wall at the lower end of the extrusion barrel 30 and is in communication with the space in the barrel, the extrusion die 70 includes a die holder, the die holder is provided with a communication port 71 at the inner side thereof, a plurality of extrusion holes 50 are formed on the outer side wall thereof, a horizontal communication cavity is disposed between the communication port 71 and the extrusion holes 50, and the communication port 71 is attached to the extrusion port 60. After being extruded by the extrusion upper die 20, the modified wax block is extruded through the extrusion port 60, is carried out into a transverse and straight communication inner cavity of the die holder through the communication port 71, and is extruded from the extrusion hole 50 to form a wax strip.
In the second embodiment shown in fig. 4, the pad 40 is a flat plate, in which a gap may exist between the pad 40 and the bottom of the extrusion barrel 30, and after the modified wax block is extruded by the extrusion upper die 20, a part of modified wax may be extruded from the gap, resulting in waste. To improve the above situation, in the third embodiment shown in fig. 5 and 6, the backing plate 40 includes a bottom plate, and an annular groove 80 is formed on the bottom plate, the bottom of the annular groove is provided with a seat for the bottom of the extrusion barrel 30 to be matched with, and an annular sealing rubber pad is provided in the annular groove 80, so that the backing plate 40 is tightly matched with the bottom of the extrusion barrel 30, and no gap exists.
In order to enhance the tight fit between the extrusion tube 30 and the backing plate 40, in the first, second and third embodiments, as shown in fig. 3, 4 and 5, a fixing base 90 is fixedly connected to the side wall of the extrusion tube 30, and the fixing base 90 may be detachably connected to the backing plate 40 when the extrusion tube 30 is seated on the backing plate 40.
While the present utility model has been described in detail with reference to the above embodiments, it will be apparent to those skilled in the art from this disclosure that various changes or modifications can be made therein without departing from the spirit and scope of the utility model as defined in the following claims. Accordingly, the detailed description of the disclosed embodiments is to be taken only by way of illustration and not by way of limitation, and the scope of protection is defined by the content of the claims.
Claims (7)
1. The device for extruding the modified wax for the wax mould is characterized by comprising an extrusion driving device (10), an extrusion upper mould (20), an extrusion lower mould and a base plate (40); the lower extrusion die comprises an extrusion cylinder (30) with an opening at the upper end and an opening at the lower end, and a cylinder space for placing the modified wax block is arranged in the extrusion cylinder (30); an extrusion molding structure is arranged at the lower end of the extrusion cylinder (30), and a plurality of extrusion holes (50) are formed in the extrusion molding structure; the extrusion lower die is vertically arranged, and the lower end of the extrusion lower die is flatly and flatly arranged on the base plate (40); the upper end of the extrusion upper die (20) is fixedly connected to the extrusion driving device (10), the lower end of the extrusion upper die extends vertically, the extrusion upper die (20) can move up and down under the driving of the extrusion driving device (10), and can extend into the extrusion cylinder (30) and act on the modified wax block in the space in the cylinder when running downwards.
2. The modified wax extrusion apparatus for wax molds as in claim 1, wherein the extrusion structure is a plurality of extrusion holes (50) provided in a lower end wall of the extrusion cylinder (30), the extrusion holes (50) being in communication with the space inside the cylinder.
3. The wax pattern modifying extrusion device according to claim 1, wherein the extrusion molding structure comprises an extrusion opening (60) arranged at the lower end of the extrusion barrel (30), and an extrusion opening mold (70) arranged at the outer side of the extrusion opening (60), the extrusion opening (60) is arranged on the barrel wall at the lower end of the extrusion barrel (30) and communicated with the space in the barrel, the extrusion opening mold (70) comprises a mold base, the mold base is provided with a communication opening (71) at the inner side of the mold base, a plurality of extrusion holes (50) are formed in the outer side wall of the mold base, a transverse communication inner cavity is arranged between the communication opening (71) and the extrusion holes (50), and the communication opening (71) is attached to the extrusion opening (60).
4. A modified wax extrusion apparatus for wax molds as in claim 1, wherein said pad (40) is a planar plate.
5. A wax pattern finishing extrusion device as claimed in claim 1, wherein the backing plate (40) comprises a base plate having an annular recess (80) formed therein, the annular recess (80) being adapted to receive the bottom of the barrel (30) therein.
6. A modified wax extrusion apparatus for wax molds as in claim 5, wherein an annular sealing gasket is disposed within said annular groove (80).
7. A wax pattern finishing extrusion apparatus as claimed in claim 4 or 5, wherein a fixing base (90) is fixedly connected to a side wall of the extrusion cylinder (30), the fixing base (90) being detachably connected to the backing plate (40) when the extrusion cylinder (30) is seated on the backing plate (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320697000.6U CN220361963U (en) | 2023-03-31 | 2023-03-31 | Wax mould is with decorating wax extrusion equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320697000.6U CN220361963U (en) | 2023-03-31 | 2023-03-31 | Wax mould is with decorating wax extrusion equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220361963U true CN220361963U (en) | 2024-01-19 |
Family
ID=89519965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320697000.6U Active CN220361963U (en) | 2023-03-31 | 2023-03-31 | Wax mould is with decorating wax extrusion equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220361963U (en) |
-
2023
- 2023-03-31 CN CN202320697000.6U patent/CN220361963U/en active Active
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