CN212734059U - Motor cabinet foundry goods supports pouring device - Google Patents
Motor cabinet foundry goods supports pouring device Download PDFInfo
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- CN212734059U CN212734059U CN202020914676.2U CN202020914676U CN212734059U CN 212734059 U CN212734059 U CN 212734059U CN 202020914676 U CN202020914676 U CN 202020914676U CN 212734059 U CN212734059 U CN 212734059U
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- shells
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Abstract
The utility model discloses a motor base casting supporting and pouring device, which comprises a motor base sand mold and an adjusting and supporting device; the motor base sand mold comprises an upper sand core, a lower sand core, two narrow sand shells and two wide sand shells, the front, back, left and right surfaces of the motor base sand mold are planes with slopes of large upper parts and small lower parts, and a flow channel leading to the two narrow sand shells and the two wide sand shells is arranged between the upper sand core and the lower sand core; the adjusting and supporting device comprises a base, four adjusting and supporting blocks which correspond to two narrow sand shells and two wide sand shells are slidably mounted on the base, the opposite surfaces of the four adjusting and supporting blocks are made into slopes which are matched with the periphery of a motor base sand mold, and the motor base sand mold is located on the inner side of the adjusting and supporting device. The utility model reduces the use of sand mould materials, directly reduces the material cost and achieves the purposes of energy saving and environmental protection; the utility model discloses shortened the foundry goods production link by a wide margin, reduced the use in manual work and place, reduced manufacturing cost.
Description
Technical Field
The utility model relates to a mould manufacturing and casting technical field especially relate to a motor cabinet foundry goods supports pouring device.
Background
In the casting field, a motor base casting (also called a motor shell casting) is a product with a large demand, and a shell mold process is widely applied to the production of the motor base casting with accurate geometric precision and good appearance. The shell mold process is a casting method which comprises the steps of preparing sand shell sand cores by using a cold core box process, a warm core box process, a hot core box process and the like, combining the sand shell sand cores into a sand mold, pouring molten metal into a cavity of the sand mold, and cooling to obtain a casting. To ensure that the sand mold can withstand the casting pressure of the molten metal, the sand shell is usually made very thick, or the sand mold is cast by burying it in sand or iron shot.
The thicker the shell is, the higher the cost of production and the more volatile material there is in the sand which, when poured, affects the appearance and inherent quality of the casting. When the sand mold is buried and pressed by sand for pouring, the process is more, the production cost is high, and the poured shell molding sand and the buried and pressed sand can not be separated, so that the environmental pollution can be caused. When the sand mold is buried and pressed by iron shots for pouring, the shell molding sand and the iron shots need to be separated, huge equipment is needed, and the production cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the purpose is exactly in order to remedy prior art's defect, provides a motor cabinet foundry goods supports pouring device.
The utility model discloses a realize through following technical scheme:
a motor base casting supporting and pouring device comprises a motor base sand mold and an adjusting and supporting device;
the motor base sand mold comprises an upper sand core, a lower sand core, two narrow sand shells and two wide sand shells, the two narrow sand shells and the two wide sand shells are combined together to form a casting cavity, the front, back, left and right surfaces of the motor base sand mold are planes with slopes of large upper parts and small lower parts, the upper sand core and the lower sand core are respectively positioned at the upper part and the lower part of the casting cavity, a pouring gate is arranged at the top of the upper sand core, and a flow passage leading to the two narrow sand shells and the two wide sand shells is arranged between the upper sand core and the lower sand core;
the adjusting and supporting device comprises a base, four adjusting and supporting blocks which correspond to two narrow sand shells and two wide sand shells are slidably mounted on the base and are fixed through fasteners respectively, the opposite surfaces of the four adjusting and supporting blocks are made into slopes which are matched with the periphery of a motor base sand mold respectively, the motor base sand mold is located on the inner side of the adjusting and supporting device, and the four adjusting and supporting blocks are adjusted to tightly squeeze the four surfaces of the motor base sand mold.
The outer sides of the two narrow sand shells and the two wide sand shells are both provided with reinforcing ribs.
The upper sand core comprises an outer circular core and an inner circular core which are concentrically arranged, a connecting plate is arranged between the outer circular core and the inner circular core, a bottom plate is arranged at the bottom of the outer circular core, a plurality of positioning columns are arranged on the bottom plate, and the lower end of the inner circular core slightly extends out of the bottom plate;
the lower sand core is of a circular hollow structure, a top plate is arranged on the lower sand core, a positioning groove corresponding to the positioning column on the bottom plate of the upper sand core is arranged on the top plate, a groove matched with the bottom end of the inner round core of the upper sand core is arranged in the center of the top plate of the lower sand core, the flow channel is positioned between the bottom plate of the upper sand core and the top plate of the lower sand core, and the flow channel is communicated with the bottom of the inner round core of the upper sand core.
The adjusting support block is an L-shaped plate, and the inclination of a vertical plate of the L-shaped plate is matched with the inclination of four surfaces of the outer periphery of the sand mold of the motor base respectively; the base is provided with sliding grooves corresponding to the four adjusting supporting blocks respectively, bosses are arranged below the horizontal plate of the L-shaped plate and slide in the sliding grooves, and the horizontal plate of the L-shaped plate and the base are provided with corresponding fixed mounting holes respectively and are fixed in the fixed mounting holes through fasteners.
An arc-shaped connecting plate is also connected between the vertical plate and the horizontal plate of the L-shaped plate.
The motor base casting support pouring method comprises the following specific steps:
combining the upper sand core, the lower sand core, the two narrow sand shells and the two wide sand shells to form a semi-closed pouring system and a casting cavity;
binding a groove reserved outside the motor base sand mold by using an iron wire or winding the groove along the periphery of the motor base sand mold by using an adhesive tape, restraining the motor base sand mold into a stable combination body, wherein the front, the rear, the left and the right surfaces of the combined motor base sand mold are planes with slopes of large upper parts and small lower parts;
the four adjusting support blocks are adjusted and fixed according to the fact that a motor base sand mold to be poured is placed into the adjusting support device, and the inclined plane of the periphery of the motor base sand mold is matched with the inclined plane of the adjusting support device, so that the motor base sand mold is placed more and more tightly, all surfaces of the motor base sand mold are tightly squeezed, the stress of the motor base sand mold is uniform, and the geometric accuracy of a sand mold cavity is guaranteed to the maximum extent;
during pouring, metal liquid is poured from a pouring gate at the top of the inner circle core of the upper sand core, the strength of the sand mold changes along with the pouring of the metal liquid, a micro-sinking process is carried out on the motor base sand mold and the casting under the action of the weight of the metal liquid, and the casting is finally solidified and molded;
and after the casting is solidified and formed, taking out the casting and the motor base sand mold together, cleaning the adjusting and supporting device, putting a group of new sand molds, and pouring.
The combination precision of the sand mold is ensured by the positioning groove arranged on the sand shell sand core, the positioning block and the contact position of the sand shell sand core.
The sand mold can be manufactured by a hot core box process, a cold core box or a warm core box process and other methods.
The position of the adjusting support block can be adjusted along the groove of the base so as to adapt to the fixed support of sand moulds of different models.
In order to improve the universality of the adjusting and supporting device, the outer surfaces of the sand molds of different models only need to be made into the same inclination as that of the adjusting and supporting block, and the 4 adjusting and supporting blocks can be adjusted in position along the groove of the base so as to adapt to the fixed support of the sand molds of different models.
The utility model has the advantages that: 1. the utility model reduces the use of sand mould materials, directly reduces the material cost and achieves the purposes of energy saving and environmental protection; 2. the utility model greatly shortens the casting production link, eliminates the procedures of sand mould gluing and bonding, burying and pressing, reduces the manual use, reduces the use of production field, avoids the influence of human factors on the casting quality to the maximum extent, and also reduces the production cost; 3. the position of the adjusting and supporting device used by the utility model is fixed, so that an automatic assembly line can be formed, and the automatic production of castings can be realized; 4. The utility model discloses make the production site only a sand mould material, be favorable to the recovery of sand mould material to recycle, further reached energy-concerving and environment-protective purpose.
Drawings
Fig. 1 is the utility model discloses casting structure sketch map after the pouring is accomplished.
Fig. 2 is the utility model discloses the casting internal structure schematic diagram after the pouring is accomplished.
Fig. 3 is the schematic diagram of the structure of the motor base sand mold of the present invention.
Fig. 4 is the utility model discloses motor cabinet sand mould decomposes the structure chart.
Fig. 5 is the schematic diagram of the internal structure of the motor base sand mold of the present invention.
Fig. 6 is a schematic structural view of the adjusting and supporting device of the present invention.
Fig. 7 is a schematic structural diagram of the present invention.
Fig. 8 is an internal cross-sectional view of the present invention.
Detailed Description
As shown in fig. 7 and 8, the motor base casting supporting and pouring device comprises a motor base sand mold 1 and an adjusting and supporting device;
as shown in fig. 3, 4 and 5, the motor base sand mold comprises an upper sand core 2, a lower sand core 3, two narrow sand shells 4 and two wide sand shells 5, the two narrow sand shells 4 and the two wide sand shells 5 are combined together to form a casting cavity, the front, back, left and right surfaces of the motor base sand mold 1 are planes with slopes of large upper parts and small lower parts, the upper sand core 2 and the lower sand core 3 are respectively positioned at the upper part and the lower part of the casting cavity, a pouring gate is arranged at the top of the upper sand core 2, and a pouring gate cup of the sand mold can be integrated with the upper sand core or can be separately prepared and installed on the upper sand core. A flow passage 6 leading to the two narrow sand shells 4 and the two wide sand shells 5 is arranged between the upper sand core 2 and the lower sand core 3;
as shown in fig. 6, the adjusting and supporting device comprises a base 7, four adjusting and supporting blocks 8 corresponding to two narrow sand shells 4 and two wide sand shells 5 are slidably mounted on the base 7, the four adjusting and supporting blocks 8 are fixed by fasteners 17, the opposite surfaces of the four adjusting and supporting blocks 8 are made into slopes matched with the periphery of the motor base sand mold 1, the motor base sand mold 1 is located on the inner side of the adjusting and supporting device, and the four adjusting and supporting blocks 8 are tightly squeezed on the four surfaces of the motor base sand mold 1 by adjusting the four adjusting and supporting blocks 8.
The outer sides of the two narrow sand shells 4 and the two wide sand shells 5 are both provided with a structure with reinforcing ribs 9. The outer sides of the four sand shells can also be made into a flat structure without reinforcing ribs.
The upper sand core 2 comprises an outer circular core and an inner circular core which are concentrically arranged, a connecting plate is arranged between the outer circular core and the inner circular core, a bottom plate is arranged at the bottom of the outer circular core, a plurality of positioning columns are arranged on the bottom plate, and the lower end of the inner circular core slightly extends out of the bottom plate;
the lower sand core 3 is of a circular hollow structure, a top plate 10 is arranged on the lower sand core 3, a positioning groove 11 corresponding to a positioning column on the bottom plate of the upper sand core is arranged on the top plate 10, a groove 12 matched with the bottom end of the inner circle core of the upper sand core is arranged at the center position of the top plate of the lower sand core 3, the flow channel 6 is positioned between the bottom plate of the upper sand core and the top plate of the lower sand core, and the flow channel 6 is communicated with the bottom of the inner circle core of the upper sand core 2.
The adjusting support block 8 is an L-shaped plate, and the inclination of a vertical plate of the L-shaped plate is matched with the inclination of the four surfaces of the outer periphery of the sand mold of the motor base respectively; the base 7 is provided with sliding chutes 13 corresponding to the four adjusting supporting blocks 8, bosses are arranged below the horizontal plate of the L-shaped plate and slide in the sliding chutes 13, and the horizontal plate and the base of the L-shaped plate are provided with corresponding fixing mounting holes 14 which are fixed in the fixing mounting holes 14 through fasteners 17.
An arc connecting plate 15 is also connected between the vertical plate and the horizontal plate of the L-shaped plate.
The motor base casting support pouring method comprises the following specific steps:
combining the upper sand core 2, the lower sand core 3, the two narrow sand shells 4 and the two wide sand shells 5 to form a semi-closed pouring system and a casting cavity;
binding a groove reserved outside the motor base sand mold 1 by using an iron wire or winding the groove along the periphery of the motor base sand mold by using an adhesive tape, restraining the motor base sand mold into a stable combination body, wherein the front, the rear, the left and the right surfaces of the combined motor base sand mold are planes with slopes of large upper parts and small lower parts;
the four adjusting and supporting blocks 8 are adjusted and fixed by placing the motor base sand mold 1 to be poured into the adjusting and supporting device, and because the inclined plane of the periphery of the motor base sand mold 1 is matched with the inclined plane of the adjusting and supporting device, the motor base sand mold 1 is placed more and more tightly, all the surfaces of the motor base sand mold are tightly squeezed, the stress of the motor base sand mold is uniform, and the geometric accuracy of a sand mold cavity is ensured to the maximum extent;
during pouring, molten metal is poured from a pouring gate at the top of the inner circular core of the upper sand core, the strength of the sand mold changes along with the pouring of the molten metal, a micro-sinking process is carried out on the motor base sand mold and the casting under the action of the weight of the molten metal, and the casting 16 is finally solidified and molded;
after the casting 16 is solidified and formed, the casting and the motor base sand mold are taken out together, the adjusting and supporting device is cleaned, a group of new sand molds are placed, and then pouring is carried out. The cast product after pouring is shown in fig. 1 and 2.
In order to reduce the use of sand mould materials to the maximum extent and enable the sand mould to have good air permeability, the upper sand core and the lower sand core are designed to be hollow, and the outer sides of the two narrow sand shells and the two wide sand shells are designed to be structures with reinforcing ribs.
The adjusting and supporting device is designed for the sand mould to bear the pouring of molten metal and keep the geometric accuracy in the pouring process. The adjusting and supporting device consists of 4 adjusting and supporting blocks, a base, a fastener and the like. The opposite surfaces of the 4 adjusting supporting blocks are made into slopes matched with the periphery of the sand mould. The position of the adjusting support block can be adjusted along the groove of the base so as to adapt to the fixed support of sand moulds of different models. And (4) adjusting and fixing 4 adjusting supporting blocks according to the sand mould to be poured, and then putting the sand mould into the adjusting and supporting device. Because of the inclined plane of sand mould periphery is coincide with the inclined plane of adjusting strutting arrangement, the sand mould is put into and is more and more tight, just so can closely crowd each combination face of sand mould tightly to the sand mould atress is even, and the geometric accuracy of sand mould die cavity obtains guaranteeing to the utmost.
During pouring, the strength of the sand mold changes along with pouring of molten metal, a micro-sinking process is generated between the sand mold and the casting under the action of the weight of the molten metal, and the casting is finally solidified and formed. And after the casting is solidified and formed, taking out the casting and the sand mold together, cleaning the adjusting and supporting device, putting a group of new sand molds, and pouring.
In order to improve the universality of the adjusting and supporting device, the outer surfaces of the sand molds of different models only need to be made into the same inclination as that of the adjusting and supporting block, and the 4 adjusting and supporting blocks can be adjusted in position along the groove of the base so as to adapt to the fixed support of the sand molds of different models.
Claims (5)
1. The utility model provides a motor cabinet foundry goods supports pouring device which characterized in that: comprises a motor base sand mould and an adjusting and supporting device;
the motor base sand mold comprises an upper sand core, a lower sand core, two narrow sand shells and two wide sand shells, the two narrow sand shells and the two wide sand shells are combined together to form a casting cavity, the front, back, left and right surfaces of the motor base sand mold are planes with slopes of large upper parts and small lower parts, the upper sand core and the lower sand core are respectively positioned at the upper part and the lower part of the casting cavity, a pouring gate is arranged at the top of the upper sand core, and a flow passage leading to the two narrow sand shells and the two wide sand shells is arranged between the upper sand core and the lower sand core;
the adjusting and supporting device comprises a base, four adjusting and supporting blocks which correspond to two narrow sand shells and two wide sand shells are slidably mounted on the base and are fixed through fasteners respectively, the opposite surfaces of the four adjusting and supporting blocks are made into slopes which are matched with the periphery of a motor base sand mold respectively, the motor base sand mold is located on the inner side of the adjusting and supporting device, and the four adjusting and supporting blocks are adjusted to tightly squeeze the four surfaces of the motor base sand mold.
2. The motor base casting supporting and pouring device of claim 1, wherein: the outer sides of the two narrow sand shells and the two wide sand shells are both provided with reinforcing ribs.
3. The motor base casting supporting and pouring device of claim 1, wherein: the upper sand core comprises an outer circular core and an inner circular core which are concentrically arranged, a connecting plate is arranged between the outer circular core and the inner circular core, a bottom plate is arranged at the bottom of the outer circular core, a plurality of positioning columns are arranged on the bottom plate, and the lower end of the inner circular core slightly extends out of the bottom plate;
the lower sand core is of a circular hollow structure, a top plate is arranged on the lower sand core, a positioning groove corresponding to the positioning column on the bottom plate of the upper sand core is arranged on the top plate, a groove matched with the bottom end of the inner round core of the upper sand core is arranged in the center of the top plate of the lower sand core, the flow channel is positioned between the bottom plate of the upper sand core and the top plate of the lower sand core, and the flow channel is communicated with the bottom of the inner round core of the upper sand core.
4. The motor base casting supporting and pouring device of claim 1, wherein: the adjusting support block is an L-shaped plate, and the inclination of a vertical plate of the L-shaped plate is matched with the inclination of four surfaces of the outer periphery of the sand mold of the motor base respectively; the base is provided with sliding grooves corresponding to the four adjusting supporting blocks respectively, bosses are arranged below the horizontal plate of the L-shaped plate and slide in the sliding grooves, and the horizontal plate of the L-shaped plate and the base are provided with corresponding fixed mounting holes respectively and are fixed in the fixed mounting holes through fasteners.
5. The motor base casting supporting and pouring device of claim 4, wherein: an arc-shaped connecting plate is also connected between the vertical plate and the horizontal plate of the L-shaped plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020914676.2U CN212734059U (en) | 2020-05-27 | 2020-05-27 | Motor cabinet foundry goods supports pouring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020914676.2U CN212734059U (en) | 2020-05-27 | 2020-05-27 | Motor cabinet foundry goods supports pouring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212734059U true CN212734059U (en) | 2021-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020914676.2U Active CN212734059U (en) | 2020-05-27 | 2020-05-27 | Motor cabinet foundry goods supports pouring device |
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| Country | Link |
|---|---|
| CN (1) | CN212734059U (en) |
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2020
- 2020-05-27 CN CN202020914676.2U patent/CN212734059U/en active Active
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