CN111545712A - Steam washing integrated dewaxing device for casting shell of precision casting and using method thereof - Google Patents
Steam washing integrated dewaxing device for casting shell of precision casting and using method thereof Download PDFInfo
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- CN111545712A CN111545712A CN202010602853.8A CN202010602853A CN111545712A CN 111545712 A CN111545712 A CN 111545712A CN 202010602853 A CN202010602853 A CN 202010602853A CN 111545712 A CN111545712 A CN 111545712A
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- shell
- movably connected
- plate
- placing plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
- B22C9/04—Use of lost patterns
- B22C9/043—Removing the consumable pattern
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- Mechanical Engineering (AREA)
- Cleaning By Liquid Or Steam (AREA)
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- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention relates to the technical field of precision castings, and discloses a steam washing integrated dewaxing device for casting a shell of a precision casting and a using method thereof, wherein the steam washing integrated dewaxing device comprises a shell, the inner wall of the shell is movably connected with a heat-insulating layer, the inner wall of the heat-insulating layer is movably connected with a support, the upper part of the support is movably connected with a long plate, the upper surface of the long plate is movably connected with a left lifting rod, the upper surface of the long plate is movably connected with a right lifting rod, one end of the left lifting rod, far away from the long plate, is movably connected with a placing plate, when a gear column rotates clockwise, sawteeth of an upper toothed plate are driven by sawteeth on the gear column to move downwards, the upper toothed plate drives the placing plate to move downwards, the lifting rod starts to reduce the height, when the placing plate is placed below the water surface, the gear column can be stopped to rotate anticlockwise, go up the pinion rack and drive and shift up, place the board and get back to on the surface of water to reached and adjusted the effect of placing the board height in inside.
Description
The application is a divisional application of a steam washing integrated dewaxing device for casting shells of precision castings, wherein the application date is 2019, 08 and 21 days, and the application number is CN 201910773514.3.
Technical Field
The invention relates to the technical field of precision castings, in particular to a steam washing integrated dewaxing device for casting shells of precision castings and a using method thereof.
Background
The precision casting is generally cast by a lost wax method, the precision casting cast by the lost wax method is not only precise and complex and is close to the final shape of a part, but also can be directly used without processing or with little processing, and is an advanced process capable of being directly formed.
However, in many conventional steam dewaxing apparatuses, a shell is placed in a steam dewaxing chamber, and a melting point of paraffin is reached by using a height of steam, and paraffin is converted into liquid which is separated from the surface and the inside of the shell, but the paraffin cannot be completely cleaned by the action of steam, and the paraffin is converted into liquid which is not easily cleaned in the interior of the shell, so that a hot water dewaxing apparatus is added beside the steam dewaxing chamber, but there is a disadvantage that when the shell comes out from the steam dewaxing chamber to the hot water dewaxing chamber for a certain distance, paraffin may be solidified into solid due to cooling, and then the shell is placed in the hot water dewaxing chamber, although the paraffin can be melted into liquid from the solid by hot water, the paraffin is easily expanded by high temperature in the solid state, and the inner wall of the shell may be cracked due to expansion of paraffin.
In order to solve the problems, the inventor provides a steam washing integrated dewaxing device for casting a shell of a precision casting and a using method thereof.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the steam washing integrated dewaxing device for casting the shell of the precision casting and the using method thereof, which have the advantage that the shell can be directly adjusted into hot water after steam dewaxing, and solve the problem that the common steam device has no hot water dewaxing chamber or the shell has the risk of re-solidification in the process of moving to the dewaxing chamber.
(II) technical scheme
In order to realize the purpose that the shell can be directly adjusted into hot water after the steam dewaxing, the invention provides the following technical scheme: the steam washing integrated dewaxing device comprises a shell, wherein a heat preservation layer is movably connected to the inner wall of the shell, a support is movably connected to the inner wall of the heat preservation layer, a long plate is movably connected to the upper portion of the support, a left lifting rod is movably connected to the upper surface of the long plate, a right lifting rod is movably connected to the upper surface of the long plate, a placing plate is movably connected to one end, away from the long plate, of the left lifting rod, a round hole is formed in the placing plate, a top toothed plate is movably connected to the bottom of the placing plate, a gear column is movably connected to one end, away from the placing plate, of the top toothed plate, a support column is movably connected to the upper portion of the long plate, a pipeline is movably connected to the bottom of the shell, a valve is movably connected to the inside of the pipeline, a water tank is movably connected to one end, away from the shell, the left side of shell is equipped with the air inlet, the right side of shell is equipped with the gas outlet, the left side of shell is equipped with the water inlet.
Preferably, the inside of the support is provided with an opening.
Preferably, the upper and lower both ends of left lifter and right lifter utilize bolt and long board and place board swing joint.
Preferably, the placing plate is internally provided with a groove, and round holes in the groove are arranged neatly.
Preferably, the inner side of the upper toothed plate is fixedly connected with sawteeth, and the gear column is movably connected with the sawteeth and the supporting column of the upper toothed plate respectively.
Preferably, the front surface of the shell is movably connected with a rocker, and the rocker penetrates through the shell and is movably connected with the gear column.
Preferably, the air inlet, the air outlet and the water inlet are movably connected with valves.
Preferably, the housing is made entirely of a thermal insulating material.
(III) advantageous effects
Compared with the prior art, the invention provides the steam washing integrated dewaxing device for casting the shell of the precision casting and the using method thereof, and the steam washing integrated dewaxing device has the following beneficial effects:
1. this steam washing integration dewaxing device of casting precision casting's shell, use through the cooperation of gear post and last pinion rack, when gear post counter-clockwise turning, the sawtooth of going up the pinion rack is moved down by the sawtooth drive on the gear post, so it is whole to move down to go up the pinion rack, go up the pinion rack and place board swing joint, consequently, it drags to place the board and move down to go up the pinion rack, the lifter that plays the supporting role begins to reduce the height, it just can the stall gear post to place the board below the surface of water, let place the board and get back to original position and only need clockwise rotation gear post, it shifts up to go up the pinion rack and move, it gets back to the surface of water to place the board, thereby reached and adjusted the effect of placing the board.
2. This steam washing integration dewaxing device of casting precision casting's shell, cooperation through support and valve is used, a plurality of trompils have in the periphery of support, hot water can stop on the upper portion of pipeline valve through the trompil, after the shell dewaxing is finished, open the valve, hot water flows to the basin through the pipeline from the device is inside, place a period of time back at the basin, paraffin can resume solid state because of the temperature reduces, fish out paraffin, the water in the basin can heat and reuse, thereby hot water reuse's effect has been reached.
Drawings
FIG. 1 is a schematic view of the main structure of the present invention;
FIG. 2 is a schematic view of the structure of the placement board of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 1 and a schematic view of the structure of the adjusting device according to the present invention;
fig. 4 is a schematic view of the lifter structure of the present invention.
In the figure: 1-shell, 2-insulating layer, 3-support, 4-long plate, 5-left lifting rod, 6-right lifting rod, 7-placing plate, 8-round hole, 9-upper toothed plate, 10-gear column, 11-support, 12-pipeline, 13-valve, 14-water tank, 15-pneumatic valve, 16-air inlet, 17-air outlet and 18-water inlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a steam washing integrated dewaxing device for casting a shell of a precision casting and a using method thereof comprise a shell 1, wherein the whole shell 1 is made of a heat insulation material, the front surface of the shell 1 is movably connected with a rocker, the rocker penetrates through the shell 1 and is movably connected with a gear column 10, the rocker can drive the gear column 10 to rotate, the inner wall of the shell 1 is movably connected with a heat insulation layer 2, the inner wall of the heat insulation layer 2 is movably connected with a support 3, an opening is arranged inside the support 3, hot water can flow to a pipeline 12 through the opening, the upper part of the support 3 is movably connected with a long plate 4, the upper surface of the long plate 4 is movably connected with a left lifting rod 5, the upper end and the lower end of the left lifting rod 5 and the upper end and the lower end of the right lifting rod 6 are movably connected with the long plate 4 and a placing plate 7 through bolts, so as to play a supporting role, the upper surface of the long plate 4 is movably, a groove is arranged inside the placing plate 7, the circular holes 8 in the groove are arranged in order, melted paraffin can be dripped into hot water through the circular holes 8, the circular holes 8 are arranged inside the placing plate 7, the bottom of the placing plate 7 is movably connected with an upper toothed plate 9, sawteeth are fixedly connected to the inner side of the upper toothed plate 9, a gear column 10 is respectively and movably connected with the sawteeth and a support column 11 of the upper toothed plate 9, one end of the upper toothed plate 9, far away from the placing plate 7, is movably connected with the gear column 10, the upper part of a long plate 4 is movably connected with the support column 11, the bottom of the shell 1 is movably connected with a pipeline 12, a valve 13 is movably connected inside the pipeline 12, one end of the pipeline 12, far away from the shell 1, is movably connected with a water tank 14, a pneumatic valve 15 is movably connected above the shell 1, an air inlet 16 is arranged on the left side of the, the left side of the housing 1 is provided with a water inlet 18.
The working principle is that a shell of a casting precision casting needing dewaxing is placed on a placing plate 7 in a device, a groove is formed in the placing plate 7, the shell can be placed stably, a water inlet 18 is opened firstly, hot water with the temperature higher than 90 ℃ is injected into the device through the water inlet 18 on the left side of a shell 1, when the height of the hot water is close to but lower than that of the placing plate 7, a valve 13 is closed to stop water injection, at the moment, high-temperature steam is injected from an air inlet 16, a valve 13 of the air inlet 16 is opened, the steam enters the device along the air inlet 16, when obvious steam is emitted from a pneumatic valve 15, the steam injection is stopped, the valve 13 of the air inlet 16 is closed, paraffin on the surface of the shell begins to melt gradually under the action of the high-temperature steam, the melted liquid paraffin continuously drips onto the hot water from a round hole 8 in the bottom of the placing plate 7, because, therefore, the liquid paraffin floats on the water surface, after the solid paraffin on the surface of the shell is completely melted into liquid, the height of the placing plate 7 is adjusted, the rocker is movably connected with the gear column 10 by rotating the rocker outside the shell 1, the gear column 10 rotates clockwise, the sawteeth on the surface of the gear column 10 are movably connected with the upper gear plate 9, the upper end of the upper gear plate 9 is movably connected with the placing plate 7, the lower end of the support column 11 is movably connected with the long plate 4, when the gear column 10 rotates anticlockwise, the upper gear plate 9 starts to move downwards to drive the placing plate 7 to move downwards, the left lifting rod 5 and the right lifting rod 6 are movably connected with the long plate 4 and the placing plate 7, the two lifting rods 6 start to contract to reduce the height, the shell sinks below the water surface, the melted paraffin can be separated from the surface of the shell under the action of hot water, and the liquid paraffin existing on the placing layer 7 can be separated under the action of the hot water, when the paraffin is cleaned, the rocker is rotated clockwise to drive the gear column 10 to rotate clockwise, the upper toothed plate 9 moves upwards under the action of the gear column 10, the upper toothed plate 9 pushes the placing plate 7 to move upwards, the left lifting rod 5 and the right lifting rod 6 between the long plate 4 and the placing plate 7 are driven to extend, the action of supporting the placing plate 7 is continuously performed, after the placing plate 7 returns to the original height, the rocker is stopped to rotate, the valve 13 of the air outlet 17 is opened, the steam overflows from the air outlet 17, the valve 13 of the pipeline 12 is opened, the hot water flows into the pipeline 12 through the opening of the support 3, the paraffin wax is cooled in the water tank 14 by the hot water which flows into the water tank 14 through the pipeline 12, the melted paraffin wax is recovered to be solid on the water surface because of the reduction of the water temperature, and after the paraffin wax is fished out, the water in the water tank 14 is reusable, reducing waste of resources, and then the apparatus is opened to take out the shell and proceed to the next step.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. Steam washing integration dewaxing device of the shell of casting precision casting, including shell (1), its characterized in that: the inner wall of the shell (1) is movably connected with a heat preservation layer (2), the inner wall of the heat preservation layer (2) is movably connected with a support (3), the upper portion of the support (3) is movably connected with a long plate (4), the upper surface of the long plate (4) is movably connected with a left lifting rod (5), the upper surface of the long plate (4) is movably connected with a right lifting rod (6), one end, far away from the long plate (4), of the left lifting rod (5) is movably connected with a placing plate (7), a round hole (8) is formed in the placing plate (7), the bottom of the placing plate (7) is movably connected with an upper toothed plate (9), one end, far away from the placing plate (7), of the upper toothed plate (9) is movably connected with a gear column (10), the upper portion of the long plate (4) is movably connected with a support column (11), the bottom of the shell (1), a valve (13) is movably connected inside the pipeline (12), one end, far away from the shell (1), of the pipeline (12) is movably connected with a water tank (14), an air pressure valve (15) is movably connected to the upper surface of the shell (1), an air inlet (16) is formed in the left side of the shell (1), an air outlet (17) is formed in the right side of the shell (1), and a water inlet (18) is formed in the left side of the shell (1); the inner side of the upper toothed plate (9) is fixedly connected with sawteeth, and the gear column (10) is movably connected with the sawteeth and the supporting column (11) of the upper toothed plate (9) respectively; the front surface of the shell (1) is movably connected with a rocker, and the rocker penetrates through the shell (1) and is movably connected with a gear column (10); valves (13) are movably connected inside the air inlet (16), the air outlet (17) and the water inlet (18);
placing a shell of a casting precision casting needing dewaxing on a placing plate (7) in a device, wherein a groove is formed in the placing plate (7), the shell can be placed stably, firstly, a water inlet (18) is opened, hot water with the temperature higher than 90 ℃ is injected into the device through the water inlet (18) in the left side of a shell (1), when the height of the hot water is close to but lower than that of the placing plate (7), a valve (13) is closed to stop water injection, at the moment, high-temperature steam is injected from an air inlet (16), the valve (13) of the air inlet (16) is opened, the steam enters the device along the air inlet (16), when obvious steam is emitted from a pneumatic valve (15), the steam injection is stopped, the valve (13) of the air inlet (16) is closed, paraffin on the surface of the shell starts to be gradually melted under the action of high temperature of the steam, the melted liquid paraffin continuously drops on hot water from a round hole (8) in the bottom of the placing plate (7, because the density of paraffin is less than that of water, liquid paraffin floats on the water surface, after solid paraffin on the surface of a shell is completely melted into liquid, the height of a placing plate (7) is adjusted, the rocker is movably connected with a gear column (10) by rotating a rocker outside the shell (1), the rocker is rotated clockwise, the gear column (10) also rotates clockwise, sawteeth on the surface of the gear column (10) are movably connected with an upper toothed plate (9), the upper end of the upper toothed plate (9) is movably connected with the placing plate (7), the lower end of a strut (11) is movably connected with a long plate (4), when the gear column (10) starts to rotate anticlockwise, the upper toothed plate (9) starts to move downwards to drive the placing plate (7) to move downwards, a left lifting rod (5) and a right lifting rod (6) are movably connected with the long plate (4) and the placing plate (7), and the two lifting rods (6) start to contract to reduce the height, the mould shell sinks below the water surface, the melted paraffin can be separated from the surface of the mould shell under the action of hot water, the liquid paraffin existing on the placing layer (7) is separated due to the action of the hot water, the rocker is rotated clockwise after the paraffin is cleaned, the gear column (10) is driven to rotate clockwise, the upper toothed plate (9) moves upwards under the action of the gear column (10), the upper toothed plate (9) pushes against the placing plate (7) to move upwards, the left lifting rod (5) and the right lifting rod (6) in the middle of the long plate (4) and the placing plate (7) are driven to extend, the effect of supporting the placing plate (7) is continued, the placing plate (7) returns to the original height, the rocker stops rotating, the valve (13) of the air outlet (17) is opened, steam overflows from the air outlet (17), the valve (13) of the pipeline (12) is opened, and the hot water flows into the pipeline (12) through the opening of the support (3), the paraffin wax is delivered to a water tank (14) through a pipeline (12), hot water is cooled in the water tank (14), molten paraffin wax can be recovered to be solid on the water surface due to the reduction of the water temperature, after the paraffin wax is fished out, the water in the water tank (14) can be recycled, the waste of resources is reduced, and then the device is opened to take out the shell and then the next step is carried out;
the whole shell (1) is made of a heat insulation material;
the inside of the support (3) is provided with an opening.
2. The steam-washing integrated dewaxing apparatus for casting precision casting shells according to claim 1, further comprising: the upper end and the lower end of the left lifting rod (5) and the right lifting rod (6) are movably connected with the long plate (4) and the placing plate (7) through bolts.
3. The steam-washing integrated dewaxing apparatus for casting precision casting shells according to claim 1, further comprising: the placing plate (7) is internally provided with a groove, and the round holes (8) in the groove are arranged in order.
4. Use of a steam-washing integrated dewaxing apparatus for casting shells of precision castings according to any of claims 1 to 3, wherein: placing a shell of a casting precision casting needing dewaxing on a placing plate (7) in a device, wherein a groove is arranged in the placing plate (7), the shell can be placed stably, firstly, a water inlet (18) is opened, hot water with the temperature higher than 90 ℃ is injected into the device through the water inlet (18) on the left side of a shell (1), when the height of the hot water is close to but lower than that of the placing plate (7), a valve (13) is closed to stop water injection, at the moment, high-temperature steam is injected from an air inlet (16), the valve (13) of the air inlet (16) is opened, the steam enters the device along the air inlet (16), when obvious steam is emitted from a pneumatic valve (15), the steam injection is stopped, the valve (13) of the air inlet (16) is closed, under the action of high temperature of the steam, paraffin on the surface of the shell starts to be gradually melted, the melted liquid paraffin continuously drops on the hot water from a round hole (8) at the bottom of the placing plate, because the density of paraffin is less than that of water, liquid paraffin floats on the water surface, after solid paraffin on the surface of a shell is completely melted into liquid, the height of a placing plate (7) is adjusted, the rocker is movably connected with a gear column (10) by rotating a rocker outside the shell (1), the rocker is rotated clockwise, the gear column (10) also rotates clockwise, sawteeth on the surface of the gear column (10) are movably connected with an upper toothed plate (9), the upper end of the upper toothed plate (9) is movably connected with the placing plate (7), the lower end of a strut (11) is movably connected with a long plate (4), when the gear column (10) starts to rotate anticlockwise, the upper toothed plate (9) starts to move downwards to drive the placing plate (7) to move downwards, a left lifting rod (5) and a right lifting rod (6) are movably connected with the long plate (4) and the placing plate (7), and the two lifting rods (6) start to contract to reduce the height, the mould shell sinks below the water surface, the melted paraffin can be separated from the surface of the mould shell under the action of hot water, the liquid paraffin existing on the placing layer (7) is separated due to the action of the hot water, the rocker is rotated clockwise after the paraffin is cleaned, the gear column (10) is driven to rotate clockwise, the upper toothed plate (9) moves upwards under the action of the gear column (10), the upper toothed plate (9) pushes against the placing plate (7) to move upwards, the left lifting rod (5) and the right lifting rod (6) in the middle of the long plate (4) and the placing plate (7) are driven to extend, the effect of supporting the placing plate (7) is continued, the placing plate (7) returns to the original height, the rocker stops rotating, the valve (13) of the air outlet (17) is opened, steam overflows from the air outlet (17), the valve (13) of the pipeline (12) is opened, and the hot water flows into the pipeline (12) through the opening of the support (3), the paraffin wax is delivered to the water tank (14) through the pipeline (12), hot water is cooled in the water tank (14), molten paraffin wax can be recovered to be solid on the water surface due to the reduction of the water temperature, after the paraffin wax is fished out, the water in the water tank (14) can be recycled, the waste of resources is reduced, and then the device is opened to take out the shell and then the next step is carried out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010602853.8A CN111545712A (en) | 2019-08-21 | 2019-08-21 | Steam washing integrated dewaxing device for casting shell of precision casting and using method thereof |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910773514.3A CN110385402B (en) | 2019-08-21 | 2019-08-21 | Steam washing integrated dewaxing device for casting shell of precision casting |
| CN202010602853.8A CN111545712A (en) | 2019-08-21 | 2019-08-21 | Steam washing integrated dewaxing device for casting shell of precision casting and using method thereof |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910773514.3A Division CN110385402B (en) | 2019-08-21 | 2019-08-21 | Steam washing integrated dewaxing device for casting shell of precision casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111545712A true CN111545712A (en) | 2020-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010602853.8A Withdrawn CN111545712A (en) | 2019-08-21 | 2019-08-21 | Steam washing integrated dewaxing device for casting shell of precision casting and using method thereof |
| CN201910773514.3A Active CN110385402B (en) | 2019-08-21 | 2019-08-21 | Steam washing integrated dewaxing device for casting shell of precision casting |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201910773514.3A Active CN110385402B (en) | 2019-08-21 | 2019-08-21 | Steam washing integrated dewaxing device for casting shell of precision casting |
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| CN (2) | CN111545712A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115971418A (en) * | 2022-12-06 | 2023-04-18 | 江苏神铸智能科技有限公司 | Precision casting dewaxing machine with steam washing function |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113426952A (en) * | 2021-06-08 | 2021-09-24 | 江苏神铸智能科技有限公司 | Integrated dewaxing device for steam washing of precision castings |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0636955B2 (en) * | 1987-06-29 | 1994-05-18 | トヨタ自動車株式会社 | Dewaxing method for precision casting model |
| CN201399561Y (en) * | 2009-04-08 | 2010-02-10 | 宁波通达精密铸造有限公司 | Hot-water dewaxing device of investment casting module group |
| CN202779609U (en) * | 2012-05-30 | 2013-03-13 | 秀山黔豪金属构件制造有限公司 | Dewaxing device |
| CN203711768U (en) * | 2013-09-24 | 2014-07-16 | 宁波金球机电铸造有限公司 | Formwork manufacturing system with fired mold device |
| CN205393456U (en) * | 2016-02-17 | 2016-07-27 | 屏山县天成精密铸造有限责任公司 | Dewaxing device convenient to operation |
| CN106734914A (en) * | 2017-01-05 | 2017-05-31 | 重庆市九明机械制造有限公司 | Dewaxing structure of wax mold |
| CN206747532U (en) * | 2017-05-28 | 2017-12-15 | 龙南新晶钛业有限公司 | Metal alloy casting sizing dewaxing device |
| CN207709796U (en) * | 2017-11-22 | 2018-08-10 | 鹰普机械（宜兴）有限公司 | Fired mold precision casting type shell dewaxing slot |
| CN208960917U (en) * | 2018-10-11 | 2019-06-11 | 吉安市崎峰精密铸造有限公司 | A kind of follow-on fired mold precision casting type shell dewaxing slot |
-
2019
- 2019-08-21 CN CN202010602853.8A patent/CN111545712A/en not_active Withdrawn
- 2019-08-21 CN CN201910773514.3A patent/CN110385402B/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115971418A (en) * | 2022-12-06 | 2023-04-18 | 江苏神铸智能科技有限公司 | Precision casting dewaxing machine with steam washing function |
| CN115971418B (en) * | 2022-12-06 | 2023-12-26 | 江苏神铸智能科技有限公司 | Accurate foundry goods dewaxing machine with steam washing function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110385402B (en) | 2020-08-04 |
| CN110385402A (en) | 2019-10-29 |
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Application publication date: 20200818 |