CN114905005A - Internal combustion engine accessory sand treatment production line and production process thereof - Google Patents
Internal combustion engine accessory sand treatment production line and production process thereof Download PDFInfo
- Publication number
- CN114905005A CN114905005A CN202210136545.XA CN202210136545A CN114905005A CN 114905005 A CN114905005 A CN 114905005A CN 202210136545 A CN202210136545 A CN 202210136545A CN 114905005 A CN114905005 A CN 114905005A
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- screening
- sand
- frame body
- screening frame
- movable plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/18—Plants for preparing mould materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/04—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by grinding, blending, mixing, kneading, or stirring
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/04—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by grinding, blending, mixing, kneading, or stirring
- B22C5/0409—Blending, mixing, kneading or stirring; Methods therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/06—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by sieving or magnetic separating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/08—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by sprinkling, cooling, or drying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/14—Equipment for storing or handling the dressed mould material, forming part of a plant for preparing such material
- B22C5/16—Equipment for storing or handling the dressed mould material, forming part of a plant for preparing such material with conveyors or other equipment for feeding the material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Arrangement Of Transmissions (AREA)
Abstract
The application provides an internal combustion engine accessory sand treatment production line and a production process thereof, wherein the production line comprises a wet magnetic separator, a track drying line, a screening device and a sand mixer, wherein the screening device comprises a screening frame body, a support frame, a first grinding roller, a screening plate and a movable plate; the screening plate is fixedly arranged on the screening frame body, is positioned below the first grinding roller and is provided with a plurality of feed openings on the outer wall; the two ends of the movable plate are fixedly connected with connecting shafts, the connecting shaft at one end of the movable plate is connected with a sliding block movably arranged on the screening frame body, the connecting shaft at the other end of the movable plate is coaxially connected with an output shaft of a driving motor, and inserting blocks which correspond to the feed openings one to one are arranged above the movable plate; the movable sleeve is arranged on an output shaft of the driving motor in a sleeved mode, and the outer wall of the sleeve is fixedly connected with the movable end of an electric push rod arranged on the screening frame body. The inserting block arranged on the movable plate can extend into the feed opening in the screening plate, so that the aim of dredging the feed opening is fulfilled.
Description
Technical Field
The invention relates to the field of automobile tools, in particular to a sand treatment production line for internal combustion engine accessories and a production process thereof.
Background
The basic raw materials for making sand molds are foundry sand and a sand binder. The most commonly used foundry sand is siliceous sand. When the high-temperature performance of the silica sand can not meet the use requirement, special sand such as zircon sand, chromite sand, corundum sand and the like is used. In order to make the sand molds and cores with certain strength and without deformation or damage during handling, molding and pouring of liquid metal, a sand binder is generally added to the casting to bind the loose sand particles together to form the molding sand. The most widely used sand binders are clays, and various drying or semi-drying oils, water-soluble silicates or phosphates and various synthetic resins can also be used as sand binders. The outer sand mold used in sand mold casting is divided into 3 types of clay green sand mold, clay dry sand mold and chemical hardening sand mold according to the binder used by the molding sand and the mode of establishing the strength, but can produce a lot of waste sand after the sand is processed and used, if the waste sand is not treated, a large amount of waste is directly discharged, the waste of casting resources can be caused, and the environment is greatly polluted, so people can treat the sand for casting, recycle is performed again, and waste is changed into wealth.
The existing sand treatment production line needs to screen sand with different particle sizes after crushing the sand, but the sand easily blocks a sieve plate in the screening process, so that the phenomenon of poor screening effect is caused.
Disclosure of Invention
In view of the above, the invention provides an internal combustion engine accessory sand treatment production line and a production process thereof, and mainly aims to solve the technical problem that a sieve plate is easy to block by sand, so that the sieving effect is poor.
The invention provides an internal combustion engine accessory sand treatment production line which comprises a wet magnetic separator, a track drying line, a screening device and a sand mixer, wherein the screening device comprises a screening frame body, a supporting frame, a first grinding roller, a screening plate and a movable plate; the screening frame body is fixedly arranged on the supporting frame, a first grinding roller is arranged in the screening frame body, one end of the first grinding roller is arranged on the screening frame body through a bearing, and the other end of the first grinding roller is coaxially connected with an output shaft of a motor; the screening plate is fixedly arranged on the screening frame body, is positioned below the first grinding roller and is provided with a plurality of feed openings on the outer wall; the two ends of the movable plate are fixedly connected with connecting shafts, the connecting shaft at one end of the movable plate is fixedly connected with a sliding block movably arranged on the screening frame body, the connecting shaft at the other end of the movable plate is coaxially connected with an output shaft of a driving motor, and inserting blocks which correspond to the feed openings one to one are arranged above the movable plate; the movable sleeve is sleeved on an output shaft of the driving motor, and the outer wall of the sleeve is fixedly connected with a movable end of an electric push rod arranged on the screening frame body.
In some embodiments of the invention, the track drying line is arranged below the wet magnetic separator, and the feeding end of the track drying line is communicated with the discharging end of the wet magnetic separator.
In some embodiments of the invention, a first conveyor is provided between the track drying line and the screening device, a lower end of the first conveyor is located below the track drying line, and an upper end of the first conveyor is located above the screening device.
In some embodiments of the invention, a second conveyor is provided between the screening device and the roller mill, the lower end of the second conveyor being located below the screening device and the upper end of the second conveyor being located above the roller mill.
In some embodiments of the present invention, a lifting assembly is fixedly mounted on the side wall of the screening frame, a feed end of the lifting assembly is communicated with the inside of the screening frame, and a discharge end of the lifting assembly extends into the upper portion of the screening frame.
In some embodiments of the present invention, a second grinding roller is disposed inside the screening frame, one end of the second grinding roller is mounted on the screening frame through a bearing, and the other end of the second grinding roller is coaxially connected to an output shaft of a motor.
In some embodiments of the present invention, the screening apparatus further includes a feed inlet and a discharge outlet respectively communicating with the screening frame, the feed inlet is disposed at an upper portion of the screening frame, and the discharge outlet is disposed at a lower portion of the screening frame.
The invention also provides a sand treatment production process for the internal combustion engine accessories, which comprises the following steps: step 1, conveying the sand material to be treated into a wet magnetic separator, and removing impurities in the sand material to be treated through the wet magnetic separator; step 2, conveying the sand material with impurities removed to a track drying line for drying treatment; step 3, conveying the dried sand material to a screening device through a first conveyor, and screening the sand material with the particle size through the screening device; and 4, conveying the screened sand material to a sand mixer through a second conveyor to obtain the finished product sand mixer.
The invention provides a sand processing production line for internal combustion engine accessories and a production process thereof, a screening device is arranged on the sand processing production line, the sand material to be processed can be screened through a screening plate, thereby obtaining the sand material which is required by the subsequent sand mulling and accords with the grain diameter, and in the screening process, the movable plate positioned below the screening plate can move along the vertical direction by controlling the electric push rod to work, thereby the insert block arranged on the movable plate can extend into the feed opening in the screening plate, the aim of dredging the feed opening is realized, the problem that the screening plate is easy to be blocked by sand is solved, thereby cause the poor technical problem of screening effect to through starting driving motor, make to drive the fly leaf and use driving motor's output shaft to rotate as the axle center, can empty the discharge gate with the sand material that drops to on the fly leaf, thereby avoided the sand material to be detained the phenomenon emergence on the fly leaf easily effectively.
Drawings
FIG. 1 is an assembly view of an internal combustion engine accessory sand handling line according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a screening apparatus in a sand treatment line for internal combustion engine accessories according to an embodiment of the present invention;
fig. 3 is an enlarged view of fig. 2 at a.
Wherein the figures include the following reference numerals:
10. a wet magnetic separator; 20. a track drying line; 30. a first conveyor; 40. a screening device; 41. screening the frame body; 4101. a discharge port; 4102. a lifting assembly; 42. a feed inlet; 43. a support frame; 44. a first grinding roller; 45. screening the plate; 4501. a feeding port; 46. a movable plate; 4601. inserting a block; 47. an electric push rod; 4701. a sleeve; 48. a drive motor; 49. a second grinding roller; 50. a second conveyor; 60. and (5) sand mixing machine.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the related invention are shown in the drawings. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1-3, an internal combustion engine accessory sand processing production line of the present application is shown, including a wet magnetic separator 10, a track drying line 20, a screening device 40 and a sand mixer 60, where the screening device 40 includes a screening frame 41, a supporting frame 43, a first grinding roller 44, a screening plate 45 and a movable plate 46; the screening frame body 41 is fixedly installed on the supporting frame 43, a first grinding roller 44 is arranged inside the screening frame body 41, one end of the first grinding roller 44 is installed on the screening frame body 41 through a bearing, and the other end of the first grinding roller 44 is coaxially connected with an output shaft of a motor; the screening plate 45 is fixedly mounted on the screening frame 41, the screening plate 45 is positioned below the first grinding roller 44, and a plurality of feed openings 4501 are formed in the outer wall of the screening plate 45; both ends of the movable plate 46 are fixedly connected with connecting shafts 4602, the connecting shafts 4602 at one end of the movable plate 46 are fixedly connected with sliding blocks 4103 movably arranged on the screening frame body 41, the connecting shafts 4602 at the other end of the movable plate 46 are coaxially connected with an output shaft of a driving motor 48, and inserting blocks 4601 corresponding to the blanking openings 4501 one by one are arranged above the movable plate 46; the sleeve 4701 is movably sleeved on an output shaft of the driving motor 48, and the outer wall of the sleeve 4701 is fixedly connected with the movable end of an electric push rod 47 arranged on the screening frame 41.
By applying the technical scheme of the embodiment, firstly, the sand material to be processed is conveyed to the wet magnetic separator 10, impurities in the sand material to be processed are removed by the wet magnetic separator 10, then, the sand material with the impurities removed is conveyed to the track drying line 20 for drying, then, the dried sand material is conveyed to the screening device 40, the sand material with the particle size is screened by the screening device 40, and finally, the screened sand material is conveyed to the sand mixer 60 by the second conveyor 50, so that the finished sand mixture is obtained.
It should be noted that, the screening device 40 is arranged on the sand processing production line, the sand to be processed can be screened through the screening plate 45, so as to obtain the sand material which is required by the subsequent sand mixing and meets the particle size, because the connecting shaft 4602 at one end of the movable plate 46 is connected with the sliding block 4103 movably arranged on the screening frame 41, and the other end of the movable plate 46 is connected with the electric push rod 47, in the screening process, the movable plate 46 positioned below the screening plate 45 can be moved in the vertical direction by controlling the electric push rod 47 to work, so that the insert block 4601 arranged on the movable plate 46 can extend into the blanking port 4501 in the screening plate 45, thereby realizing the purpose of dredging the blanking port 4501, solving the technical problem that the screening plate is easily blocked by the sand material, so that the screening effect is poor, after the dredging is completed, the electric push rod 47 is controlled to retract, so that the insert block 4601 completely exits from the blanking port 4501, at this time, the driving motor 48 is controlled to be started, so that the movable plate 46 is driven to rotate around the output shaft of the driving motor 48, and the sand falling onto the movable plate 46 can be dumped into the discharge port 4101, thereby effectively avoiding the sand from being easily retained on the movable plate 46.
Furthermore, one end of a first grinding roller 44 disposed inside the screening frame 41 is mounted on the screening frame 41 through a bearing, and the other end of the first grinding roller 44 is coaxially connected to an output shaft of the motor, so that the first grinding roller 44 can be driven to rotate by starting the motor, thereby grinding the sand entering the screening frame 41 through the discharge port 4101.
Specifically, the track drying line 20 is disposed below the wet magnetic separator 10, and a feeding end of the track drying line 20 is communicated with a discharging end of the wet magnetic separator 10.
Specifically, a first conveyor 30 is disposed between the track drying line 20 and the screening device 40, a lower end of the first conveyor 30 is located below the track drying line 20, and an upper end of the first conveyor 30 is located above the screening device 40.
Specifically, a second conveyor 50 is arranged between the screening device 40 and the sand mixer 60, the lower end of the second conveyor 50 is located below the screening device 40, and the upper end of the second conveyor 50 is located above the sand mixer 60.
Further referring to fig. 2, a lifting unit 4102 is fixedly mounted on a side wall of the screening frame 41, a feeding end of the lifting unit 4102 is communicated with the inside of the screening frame 41, and a discharging end of the lifting unit 4102 extends into an upper portion of the screening frame 41.
With this arrangement, the unground sand can enter the interior of the lift assembly 4102 through the inlet end of the lift assembly 4102 and then fall back onto the first grinding roller 44 from the outlet end of the lift assembly 4102 for further grinding.
It should be noted that, the lifting component 4102 includes the frame fixed on the screening frame 41 and the transmission shaft arranged in the frame, one end of the transmission shaft is connected with the motor arranged outside the frame through the bearing, and the other end of the transmission shaft is installed on the frame through the bearing, and the outer wall of the transmission shaft is fixedly connected with the conveying blade, and the transmission shaft is driven to rotate through the motor, so that the conveying blade can lift the sand in the frame to the discharge end of the lifting component 4102.
In some optional embodiments, a second grinding roller 49 is disposed inside the screening frame 41, one end of the second grinding roller 49 is mounted on the screening frame 41 through a bearing, and the other end of the second grinding roller 49 is coaxially connected with an output shaft of a motor. Like this, can be convenient for carry out the secondary grinding to sand material.
Specifically, the screening apparatus 40 further includes a feed port 42 and a discharge port 4101 which are respectively communicated with the screening frame 41, the feed port 42 is disposed at an upper portion of the screening frame 41, and the discharge port 4101 is disposed at a lower portion of the screening frame 41.
In another embodiment, the application further provides a sand treatment production process for an internal combustion engine accessory, which comprises the following steps: step 1, conveying the sand material to be treated into a wet magnetic separator 10, and removing impurities in the sand material to be treated through the wet magnetic separator 10; step 2, conveying the sand material with impurities removed to a track drying line 20 for drying treatment; step 3, conveying the dried sand material to a screening device 40 through a first conveyor 30, and screening the sand material with the particle size through the screening device 40; and 4, conveying the screened sand material to a sand mixer 60 through a second conveyor 50, so as to obtain the finished product sand mixing.
What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept thereof, and these changes and modifications can be made without departing from the spirit and scope of the invention.
Claims (8)
1. The internal combustion engine accessory sand treatment production line comprises a wet magnetic separator (10), a track drying line (20), a screening device (40) and a sand mixer (60), and is characterized in that the screening device (40) comprises a screening frame body (41), a supporting frame (43), a first grinding roller (44), a screening plate (45) and a movable plate (46);
the screening frame body (41) is fixedly arranged on the supporting frame (43), a first grinding roller (44) is arranged in the screening frame body (41), one end of the first grinding roller (44) is arranged on the screening frame body (41) through a bearing, and the other end of the first grinding roller (44) is coaxially connected with an output shaft of a motor;
the screening plate (45) is fixedly arranged on the screening frame body (41), the screening plate (45) is positioned below the first grinding roller (44), and a plurality of feed openings (4501) are formed in the outer wall of the screening plate (45);
both ends of the movable plate (46) are fixedly connected with connecting shafts (4602), the connecting shafts (4602) at one end of the movable plate (46) are fixedly connected with sliding blocks (4103) movably arranged on the screening frame body (41), the connecting shafts (4602) at the other end of the movable plate (46) are coaxially connected with an output shaft of a driving motor (48), and inserting blocks (4601) which are in one-to-one correspondence with the blanking ports (4501) are arranged above the movable plate (46);
the utility model discloses a screening frame, including screening frame (41), the activity cover is equipped with sleeve (4701) on the output shaft of driving motor (48), the outer wall of sleeve (4701) with set up the expansion end fixed connection of electric putter (47) on screening frame (41).
2. An internal combustion engine accessory sand treatment line according to claim 1, characterized in that the track drying line (20) is arranged below the wet magnetic separator (10) and the feed end of the track drying line (20) is in communication with the discharge end of the wet magnetic separator (10).
3. An internal combustion engine accessory sand handling line according to claim 1, characterized in that a first conveyor (30) is arranged between the track drying line (20) and the screening device (40), the lower end of the first conveyor (30) being located below the track drying line (20), and the upper end of the first conveyor (30) being located above the screening device (40).
4. An internal combustion engine accessory sand handling line according to claim 1, characterized in that a second conveyor (50) is provided between the screening device (40) and the sand mixer (60), the lower end of the second conveyor (50) being located below the screening device (40), and the upper end of the second conveyor (50) being located above the sand mixer (60).
5. The internal combustion engine accessory sand treatment production line according to claim 1, characterized in that a lifting assembly (4102) is fixedly mounted on the side wall of the screening frame body (41), the feeding end of the lifting assembly (4102) is communicated with the interior of the screening frame body (41), and the discharging end of the lifting assembly (4102) extends into the upper part of the screening frame body (41).
6. The internal combustion engine accessory sand treatment production line according to claim 1, characterized in that a second grinding roller (49) is arranged inside the screening frame body (41), one end of the second grinding roller (49) is mounted on the screening frame body (41) through a bearing, and the other end of the second grinding roller (49) is coaxially connected with an output shaft of a motor.
7. The internal combustion engine accessory sand processing line according to claim 1, wherein the screening device (40) further comprises an inlet port (42) and an outlet port (4101) which are respectively communicated with the screening frame body (41), the inlet port (42) is arranged at an upper part of the screening frame body (41), and the outlet port (4101) is arranged at a lower part of the screening frame body (41).
8. The internal combustion engine accessory sand treatment production process is characterized by comprising the following steps:
step 1, conveying the sand material to be treated into a wet magnetic separator (10), and removing impurities in the sand material to be treated through the wet magnetic separator (10);
step 2, conveying the sand material with impurities removed to a track drying line (20) for drying treatment;
step 3, conveying the dried sand material to a screening device (40) through a first conveyor (30), and screening the sand material with the particle size through the screening device (40);
and 4, conveying the screened sand material to a sand mixer (60) through a second conveyor (50) so as to obtain the finished product sand mixing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210136545.XA CN114905005A (en) | 2022-02-15 | 2022-02-15 | Internal combustion engine accessory sand treatment production line and production process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210136545.XA CN114905005A (en) | 2022-02-15 | 2022-02-15 | Internal combustion engine accessory sand treatment production line and production process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114905005A true CN114905005A (en) | 2022-08-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210136545.XA Pending CN114905005A (en) | 2022-02-15 | 2022-02-15 | Internal combustion engine accessory sand treatment production line and production process thereof |
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| CN (1) | CN114905005A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117564217A (en) * | 2023-11-21 | 2024-02-20 | 浙江海帆阀业有限公司 | Valve body casting equipment capable of automatically screening |
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| WO2016031529A1 (en) * | 2014-08-29 | 2016-03-03 | 新東工業株式会社 | Casting sand processing equipment |
| CN109692724A (en) * | 2019-02-16 | 2019-04-30 | 万威 | A kind of anti-blocking grinding device of compound fertilizer production |
| CN210387437U (en) * | 2019-05-25 | 2020-04-24 | 驻马店恒久新型耐磨材料有限公司 | Sand screening device for sand mixer |
| CN210498224U (en) * | 2019-09-12 | 2020-05-12 | 江苏黑金机械有限公司 | Molding sand recovery unit is used in outer frame casting of generator housing buffer block |
| CN210676908U (en) * | 2019-10-14 | 2020-06-05 | 烟台乐泰汽车配件有限公司 | Vibrating conveyor |
| CN210702339U (en) * | 2019-10-08 | 2020-06-09 | 青岛东久平机械有限公司 | Sand treatment production line |
| CN211801483U (en) * | 2019-12-10 | 2020-10-30 | 凯威塑胶工业有限公司 | Raw material crusher for BOPP film for food packaging |
| CN112275999A (en) * | 2020-11-02 | 2021-01-29 | 江门市新会区新宜五金制品有限公司 | Sand mixing device is used in hardware casting processing |
| CN112475220A (en) * | 2020-10-29 | 2021-03-12 | 芜湖锋珉信息科技有限公司 | Molding sand casting is with dustless processing recovery unit of molding sand |
| CN214417592U (en) * | 2021-02-05 | 2021-10-19 | 河南省力泰阀门制造有限公司 | Casting molding sand sieving mechanism is used in ball valve casting |
-
2022
- 2022-02-15 CN CN202210136545.XA patent/CN114905005A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016031529A1 (en) * | 2014-08-29 | 2016-03-03 | 新東工業株式会社 | Casting sand processing equipment |
| CN109692724A (en) * | 2019-02-16 | 2019-04-30 | 万威 | A kind of anti-blocking grinding device of compound fertilizer production |
| CN210387437U (en) * | 2019-05-25 | 2020-04-24 | 驻马店恒久新型耐磨材料有限公司 | Sand screening device for sand mixer |
| CN210498224U (en) * | 2019-09-12 | 2020-05-12 | 江苏黑金机械有限公司 | Molding sand recovery unit is used in outer frame casting of generator housing buffer block |
| CN210702339U (en) * | 2019-10-08 | 2020-06-09 | 青岛东久平机械有限公司 | Sand treatment production line |
| CN210676908U (en) * | 2019-10-14 | 2020-06-05 | 烟台乐泰汽车配件有限公司 | Vibrating conveyor |
| CN211801483U (en) * | 2019-12-10 | 2020-10-30 | 凯威塑胶工业有限公司 | Raw material crusher for BOPP film for food packaging |
| CN112475220A (en) * | 2020-10-29 | 2021-03-12 | 芜湖锋珉信息科技有限公司 | Molding sand casting is with dustless processing recovery unit of molding sand |
| CN112275999A (en) * | 2020-11-02 | 2021-01-29 | 江门市新会区新宜五金制品有限公司 | Sand mixing device is used in hardware casting processing |
| CN214417592U (en) * | 2021-02-05 | 2021-10-19 | 河南省力泰阀门制造有限公司 | Casting molding sand sieving mechanism is used in ball valve casting |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117564217A (en) * | 2023-11-21 | 2024-02-20 | 浙江海帆阀业有限公司 | Valve body casting equipment capable of automatically screening |
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