CN214442974U - Precision casting mould for low-pressure machine - Google Patents

Precision casting mould for low-pressure machine Download PDF

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Publication number
CN214442974U
CN214442974U CN202023195839.5U CN202023195839U CN214442974U CN 214442974 U CN214442974 U CN 214442974U CN 202023195839 U CN202023195839 U CN 202023195839U CN 214442974 U CN214442974 U CN 214442974U
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China
Prior art keywords
low
supporting plate
hole
precision casting
pressure machine
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CN202023195839.5U
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Chinese (zh)
Inventor
张剑波
赵庭远
邹玉明
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Zunyi Jinye Machinery Casting Co ltd
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Zunyi Jinye Machinery Casting Co ltd
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Priority to CN202023195839.5U priority Critical patent/CN214442974U/en
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Publication of CN214442974U publication Critical patent/CN214442974U/en
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Abstract

The utility model discloses a precision casting mould for a low-pressure machine, which comprises a mould shell body, a supporting plate and a pressing plate, wherein the supporting plate is provided with a casting butt joint hole, the mould shell body is arranged between the supporting plate and the pressing plate, a casting opening of the mould shell body is butted with the casting butt joint hole, the supporting plate is provided with a lower support column, the lower support column is provided with a vertical sliding insertion hole, an upper supporting column is arranged on the pressing plate and is inserted into the sliding insertion hole in a sliding way, a first supporting plate is arranged on the lower supporting column, a second supporting plate is arranged on the upper supporting column, the first supporting plate is provided with a through hole, the second supporting plate is provided with a threaded hole, a threaded rod penetrates through the through hole and upwards penetrates into the threaded hole to be in threaded fit with the threaded hole, the lower end of the threaded rod is provided with a raised head with a diameter larger than the diameter of the threaded hole, and a nut in threaded fit with the threaded rod is arranged on the threaded rod and is pressed on the upper side of the first supporting plate. The advantage lies in conveniently fixing on the low press that is used for the casting, can be applicable to the mould shell of different models simultaneously.

Description

Precision casting mould for low-pressure machine
Technical Field
The utility model relates to a casting mould, especially a precision casting mould for low-pressure machine.
Background
The casting method is a method of melting gold and silver into liquid state and casting them into ware by master mould, and is one of the earliest gold and silver processing methods. The casting is to cast the mixed slurry into the engine shell, and the engine charge meeting the design requirement is formed after solidification.
The casting process is already appeared in the end stage of the age of the neolithic utensils in China, and the original manufacturing process of the bronze ware is developed and matured due to the prosperity of the bronze ware.
With the development of molding technology, the conventional casting concept is changed, and polymer solutions, dispersions (referred to as polyvinyl chloride pastes) and alloy solutions can also be used for casting molding. Extruding the alloy solution by an extruder, pressurizing and injecting the alloy solution into a cavity of the mold shell, and cooling and molding.
However, the formwork needs to be fixed on a low-pressure machine for casting, but the formwork is easily crushed when the formwork is fixed, so that a cavity of the formwork has cracks or influences on the shape.
Disclosure of Invention
The utility model aims to provide a: the precision casting mould for the low-pressure machine has the advantages of being convenient to fix on the low-pressure machine for casting and being suitable for formworks (formwork bodies) of different models.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a precision casting mould for a low-pressure machine comprises a mould shell body, a supporting plate and a pressing plate, wherein a casting butt joint hole is formed in the supporting plate, the mould shell body is arranged between the supporting plate and the pressing plate, a casting opening of the mould shell body is in butt joint with the casting butt joint hole, the upper bottom of the mould shell body is pressed downwards through the pressing plate, a plurality of lower supporting columns are uniformly distributed on the supporting plate around the mould shell body, the lower ends of the lower supporting columns are fixed on the supporting plate, each lower supporting column is provided with a vertical sliding insertion hole, upper supporting columns which are opposite to the lower supporting columns one by one are fixedly arranged on the pressing plate and are slidably inserted into the sliding insertion holes, a first supporting plate is arranged on each lower supporting column, a second supporting plate which is opposite to the first supporting plate is arranged on each upper supporting column, a through hole is formed in each first supporting plate, a threaded hole which is opposite to the through hole is formed in each second supporting plate, and a threaded rod is arranged to penetrate through the through hole, upwards alternate to the screw thread in the sky and screw-thread fit with the screw hole, the lower extreme of threaded rod has the diameter to be greater than fenestrate plush copper to set up on the threaded rod with its screw-thread fit's nut compress tightly in the upside of first fagging.
On the basis of the above scheme and as a preferable scheme of the scheme: and the threaded rod is provided with a nut in threaded fit with the threaded rod and supported on the lower side of the second supporting plate.
On the basis of the above scheme and as a preferable scheme of the scheme: and a spring is arranged in the sliding insertion hole and supported at the lower end part of the upper support column.
On the basis of the above scheme and as a preferable scheme of the scheme: and an asbestos gasket is arranged between the pouring opening and the pouring butt joint hole.
On the basis of the above scheme and as a preferable scheme of the scheme: an asbestos pad is arranged between the upper bottom of the formwork body and the pressing plate.
On the basis of the above scheme and as a preferable scheme of the scheme: the mould shell body is a ceramic mould shell for precision casting.
On the basis of the above scheme and as a preferable scheme of the scheme: the bottom side of the raised head is provided with a hexagonal groove for entering and exiting the hexagonal wrench.
The beneficial effects of the utility model reside in that:
the utility model discloses a precision casting mould for low-pressure machine, the advantage lies in that the convenience is fixed on the low-pressure machine that is used for the casting, can be applicable to the mould shell of different models simultaneously.
The utility model discloses a precision casting mould for low-voltage machine provides the shaping die cavity through the mould shell body, protects the mould shell body simultaneously through the clamp plate of backup pad is fixed. When the fixing is carried out, the pressing plate or the supporting plate is directly pressed and fixed.
Drawings
Fig. 1 is a schematic structural view of a precision casting mold for a low-pressure machine according to the present invention;
fig. 2 is a schematic view of the pouring butt joint hole of the present invention;
fig. 3 is a schematic view of the connection between the lower support post and the upper support post of the present invention.
In the figure: the novel formwork comprises a formwork body-1, supporting plates-2, a pressing plate-3, pouring butt joint holes-4, lower supporting columns-5, sliding insertion holes-6, upper supporting columns-7, first supporting plates-8, second supporting plates-9, threaded rods-10, raised heads-11, nuts-12, springs-13 and hexagonal grooves-14.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments, but not all embodiments of the present invention.
Referring to fig. 1-3, a precision casting mold for a low-pressure machine comprises a mold shell body 1, a support plate 2 and a press plate 3, wherein the support plate 2 is provided with a casting butt joint hole 4, the mold shell body 1 is arranged between the support plate 2 and the press plate 3, a casting opening of the mold shell body 1 is in butt joint with the casting butt joint hole 4, the upper bottom of the mold shell body 1 is pressed downwards through the press plate 3, a plurality of lower support columns 5 are uniformly distributed on the support plate 2 around the mold shell body 1, the lower ends of the lower support columns 5 are fixed on the support plate 2, the lower support columns 5 are provided with vertical sliding insertion holes 6, upper support columns 7 which are opposite to the lower support columns 5 one by one are fixedly arranged on the press plate 3, the upper support columns 7 are slidably inserted into the sliding insertion holes 6, the lower support columns 5 are provided with first support plates 8, the upper support columns 7 are provided with second support plates 9 which are opposite to the first support plates 8, the first supporting plate 8 is provided with a through hole, the second supporting plate 9 is provided with a threaded hole opposite to the through hole, a threaded rod 10 is arranged to penetrate through the through hole and upwards penetrate into the threaded hole to be in threaded fit with the threaded hole, the lower end of the threaded rod 10 is provided with a raised head 11 with a diameter larger than that of the through hole, and a nut 12 which is arranged on the threaded rod 10 and in threaded fit with the threaded rod is pressed on the upper side of the first supporting plate 8.
The utility model discloses a precision casting mould for low-voltage machine provides the shaping die cavity through the mould shell body, protects the mould shell body simultaneously through the clamp plate of backup pad is fixed. In order to obtain the purpose of being suitable for with multiple formwork body, go up the support column and the bottom suspension dagger can relative slip with height-adjusting, in order to control through clamp plate and backup pad clamp fastening fixed formwork body, through rotating the threaded rod, make go up the support column downward slip compress tightly can, guarantee to compress tightly the back and compress tightly at the nut cooperation screw rod of first backup pad, just so played the supporting role, can place the mould shell and bear excessive pressure.
And height scale markings can be provided on the upper support column 7. The positions of the formworks of different specifications to be adjusted are judged through the marks.
A nut 12 which is matched with the threaded rod 10 in a threaded mode is further arranged on the threaded rod and supported on the lower side of the second supporting plate 2. The stress of the threaded hole in the second supporting plate is shared, and the threaded hole is prevented from being damaged due to long-term use.
Further, a spring 13 is arranged in the slide insertion hole 6 and supported on the lower end part of the upper support column 7. The pressing process of the pressing plate can be conveniently observed under the support of the spring, and the force is excessive when the pressing plate is clamped and fixed conveniently.
Furthermore, an asbestos gasket is arranged between the pouring opening and the pouring butt joint hole 4. And an asbestos pad is arranged between the upper bottom of the mould shell body 1 and the pressing plate 3. The asbestos gasket can enhance the butt joint sealing performance between the pouring opening and the pouring butt joint hole 4, and meanwhile, the pouring opening of the formwork body is protected from being damaged. The asbestos pad reduces the damage caused by the direct pressure applied to the formwork body by the pressing plate and plays a role in buffering.
Further, the formwork body 1 is a ceramic formwork for precision casting.
Further, in order to facilitate the rotation of the threaded rod directly with a wrench, the underside of the nose 11 is provided with a hexagonal recess 14 for access to a hexagonal wrench.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. The utility model provides a precision casting mould for low-pressure machine, includes mould shell body (1), its characterized in that: the formwork comprises a formwork body (1), a plurality of lower supporting columns (5) are uniformly distributed on the supporting plate (2) around the formwork body (1), the lower ends of the lower supporting columns (5) are fixed on the supporting plate (2), the lower supporting columns (5) are provided with vertical sliding insertion holes (6), upper supporting columns (7) which are opposite to the lower supporting columns (5) one by one are fixedly arranged on the pressing plate (3), the upper supporting columns (7) are slidably inserted into the sliding insertion holes (6), first supporting plates (8) are arranged on the lower supporting columns (5), second supporting plates (9) which are opposite to the first supporting plates (8) are arranged on the upper supporting columns (7), be provided with the perforation on first fagging (8), be provided with on second fagging (9) with the perforation relative screw hole, set up threaded rod (10) and pass from the perforation, upwards alternate to the screw thread aerial with screw hole screw-thread fit, the lower extreme of threaded rod (10) has diameter and is greater than fenestrate plush copper (11) to set up on threaded rod (10) with its screw-thread fit's nut (12) compress tightly in the upside of first fagging (8).
2. A precision casting mold for a low-pressure machine according to claim 1, wherein: and the threaded rod (10) is provided with a nut (12) in threaded fit with the threaded rod and supported on the lower side of the second supporting plate (9).
3. A precision casting mold for a low-pressure machine according to claim 1, wherein: a spring (13) is arranged in the sliding insertion hole (6) and supported at the lower end part of the upper support column (7).
4. A precision casting mold for a low-pressure machine according to claim 1, wherein: and an asbestos gasket is arranged between the pouring opening and the pouring butt joint hole (4).
5. A precision casting mold for a low-pressure machine according to claim 1, wherein: an asbestos pad is arranged between the upper bottom of the formwork body (1) and the pressing plate (3).
6. A precision casting mold for a low-pressure machine according to claim 1, wherein: the mould shell body (1) is a ceramic mould shell for precision casting.
7. A precision casting mold for a low-pressure machine according to claim 1, wherein: the bottom side of the raised head (11) is provided with a hexagonal groove (14) for entering and exiting a hexagonal wrench.
CN202023195839.5U 2020-12-25 2020-12-25 Precision casting mould for low-pressure machine Active CN214442974U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202023195839.5U CN214442974U (en) 2020-12-25 2020-12-25 Precision casting mould for low-pressure machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202023195839.5U CN214442974U (en) 2020-12-25 2020-12-25 Precision casting mould for low-pressure machine

Publications (1)

Publication Number Publication Date
CN214442974U true CN214442974U (en) 2021-10-22

Family

ID=78194620

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202023195839.5U Active CN214442974U (en) 2020-12-25 2020-12-25 Precision casting mould for low-pressure machine

Country Status (1)

Country Link
CN (1) CN214442974U (en)

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