CN215467873U - High-efficient accurate and sand casting device for metal casting that performance is high - Google Patents
High-efficient accurate and sand casting device for metal casting that performance is high Download PDFInfo
- Publication number
- CN215467873U CN215467873U CN202121790945.XU CN202121790945U CN215467873U CN 215467873 U CN215467873 U CN 215467873U CN 202121790945 U CN202121790945 U CN 202121790945U CN 215467873 U CN215467873 U CN 215467873U
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- Prior art keywords
- casting
- wall
- tamping
- sand
- crushing
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- Expired - Fee Related
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- 238000007528 sand casting Methods 0.000 title claims abstract description 28
- 238000005058 metal casting Methods 0.000 title claims abstract description 26
- 238000005266 casting Methods 0.000 claims description 37
- 239000010720 hydraulic oil Substances 0.000 claims description 8
- 238000012216 screening Methods 0.000 claims description 8
- 239000004744 fabric Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 2
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims 1
- 239000004576 sand Substances 0.000 abstract description 26
- 239000002245 particle Substances 0.000 abstract description 5
- 238000000465 moulding Methods 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 244000035744 Hura crepitans Species 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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- Crushing And Grinding (AREA)
Abstract
The utility model belongs to the technical field of sand casting, and particularly relates to a high-efficiency and accurate sand casting device for metal castings with high performance. The utility model can fully crush the added red sand and quickly screen out the crushed red sand, so that the particle size of the red sand is uniform, the forming quality of subsequent metal castings is improved, and the performance of a sand casting device is improved; be provided with reciprocal tamping mechanism, can improve the degree of consistency of tamping through reciprocal subassembly, through the automatic tamping operation of tamping the subassembly, not only operate labour saving and time saving, improved work efficiency, the compacter of tamping moreover can improve follow-up metal casting surface's precision.
Description
Technical Field
The utility model relates to the technical field of sand casting, in particular to a sand casting device for a metal casting, which is efficient, accurate and high in performance.
Background
Traditional sand casting is hand molding, and its specific molding process does: placing a mould of the sand casting device into red sand for burying, taking out the mould, scraping the plane of the mould, spraying parting sand, placing a sand box, manually adding a pouring gate and a riser, placing the red sand for tamping, taking out the sand box, taking out the pouring gate and the riser, taking out a lower mould, and finally closing the mould.
However, the existing sand casting device has some disadvantages when in use: on one hand, the existing sand casting device cannot crush and screen the placed red sand, so that the particles of the red sand are not uniform, the forming quality of a subsequent metal casting is influenced, and the performance of the sand casting device is reduced; on the other hand, the tamping of red sand by the existing sand casting device is manually operated, so that the efficiency is low, time and labor are wasted, the tamping is not uniform and compact, the precision of the surface of a subsequent metal casting is reduced, and the surface is rough. Therefore, the sand casting device for the metal casting is efficient, accurate and high in performance.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a sand casting device for metal castings, which is efficient, accurate and high in performance.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a high-efficient accurate and sand casting device for metal casting that performance is high, has the casting case of feeder hopper including the fixed intercommunication of top outer wall, the front of casting case articulates there is the chamber door, the casting incasement is equipped with rubbing crusher structure, vibrations screening mechanism and reciprocal tamping mechanism in proper order, rubbing crusher constructs including the welding at the L template of casting case back outer wall, through bolt fastening at the crushing motor and two crushing subassemblies of L template outer wall, vibrations screening mechanism is including fixing the screen cloth at casting incasement wall and fixing the vibrating motor at screen cloth bottom center outer wall, reciprocal tamping mechanism includes reciprocal subassembly and tamping subassembly.
Preferably, two crushing subassemblies all include the rotation axis of being connected through bearing and casting case back inner wall and cup joint crushing roller and the gear on the rotation axis in proper order.
Preferably, the two crushing rollers are meshed with each other and are positioned in the casting box, the two gears are meshed with each other and are positioned outside the casting box, and one end of one rotating shaft is coaxially connected with an output shaft of the crushing motor through a coupler.
Preferably, the reciprocating assembly comprises a mounting plate welded on the side wall of the casting box, a servo motor fixed on the outer wall of the top of the mounting plate through a bolt, a lead screw coaxially connected with an output shaft of the servo motor through a coupler, a sliding block screwed on the lead screw and a limiting column.
Preferably, the tamping assembly comprises a hydraulic oil cylinder fixed on the outer wall of the bottom of the sliding block through a bolt and a tamping pressing plate fixed on the outer wall of the output end of the hydraulic oil cylinder.
Preferably, the lead screw is connected with the inner walls of the lower parts of the two sides of the casting box through two bearings respectively, the outer walls of the two ends of the limiting column are welded on the inner walls of the lower parts of the two sides of the casting box respectively, the sliding block is sleeved on the limiting column in a sliding mode, and the servo motor is connected with a reversing switch through a lead.
The utility model has the beneficial effects that:
1. the crushing mechanism and the vibration screening mechanism can fully crush the added red sand and rapidly screen out the crushed red sand, so that the particle size of the red sand is uniform, the molding quality of subsequent metal castings is improved, and the performance of the sand casting device is improved;
2. be provided with reciprocal tamping mechanism, can improve the degree of consistency of tamping through reciprocal subassembly, through the automatic tamping operation of tamping the subassembly, not only operate labour saving and time saving, improved work efficiency, the compacter of tamping moreover can improve follow-up metal casting surface's precision.
Drawings
FIG. 1 is a schematic structural diagram of a sand casting device for metal castings, which is provided by the utility model, and is efficient, accurate and high in performance;
FIG. 2 is a schematic structural diagram of a sand casting device for metal castings, which is provided by the utility model, and is efficient, accurate and high in performance;
fig. 3 is a schematic structural diagram of a sand casting device for metal castings, which is provided by the utility model, and is efficient, accurate and high in performance.
In the figure: the device comprises a casting box 1, a feeding hopper 2, a 3L-shaped plate, a crushing motor 4, a rotating shaft 5, a crushing roller 6, a gear 7, a screen 8, a vibrating motor 9, a mounting plate 10, a servo motor 11, a lead screw 12, a sliding block 13, a hydraulic oil cylinder 14, a compaction pressing plate 15, a limiting column 16 and a box door 17.
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.
Referring to fig. 1-3, a high-efficient accurate and high-performance sand casting device for metal casting, including casting case 1, feeder hopper 2, chamber door 17, rubbing crusher, vibrations screening mechanism and reciprocal tamping mechanism, feeder hopper 2 is fixed to be communicated at the top outer wall of casting case 1, and chamber door 17 articulates in the front of casting case 1, rubbing crusher comprises L template 3, crushing motor 4 and two crushing subassemblies, two the subassembly comprises rotation axis 5, crushing roller 6 and gear 7, L template 3 welds at the back outer wall of casting case 1, and crushing motor 4 passes through the bolt fastening at the outer wall of L template 3, rotation axis 5 passes through the bearing and is connected with the back inner wall of casting case 1, and crushing roller 6 and gear 7 cup joint in proper order on rotation axis 5, two crushing roller 6 intermeshing and being located casting case 1, the two gears 7 are meshed with each other and are positioned outside the casting box 1, one end of one rotating shaft 5 is coaxially connected with an output shaft of the crushing motor 4 through a coupler, when crushing is carried out, the crushing motor 4 drives the rotating shaft 5 on the left to rotate, the rotating shaft 5 rotates to drive the crushing roller 6 on the left and the gear 7 to rotate simultaneously, and then the meshed gear 7 on the right drives the crushing roller 6 on the rotating shaft 5 on the right to rotate relatively, so that the added red sand can be fully crushed;
the vibration screening mechanism comprises a screen 8 fixed on the inner wall of the casting box 1 and a vibration motor 9 fixed on the outer wall of the center of the bottom of the screen 8, and when the red sand is crushed by the crushing mechanism, the vibration motor 9 is started to generate vibration on the surface of the screen 8 to screen out the crushed red sand, so that the red sand has uniform particle size, the molding quality of subsequent metal castings is improved, and the performance of the sand casting device is improved;
the reciprocating tamping mechanism comprises a reciprocating component and a tamping component, the reciprocating component comprises a mounting plate 10, a servo motor 11, a lead screw 12, a sliding block 13 and a limiting column 16, the mounting plate 10 is welded on the side wall of the casting box 1, the servo motor 11 is fixed on the outer wall of the top of the mounting plate 10 through a bolt, the lead screw 12 is coaxially connected with an output shaft of the servo motor 11 through a coupler, the sliding block 13 is screwed on the lead screw 12, the lead screw 12 is respectively connected with the inner walls of the lower parts of the two sides of the casting box 1 through two bearings, the outer walls of the two ends of the limiting column 16 are respectively welded on the inner walls of the lower parts of the two sides of the casting box 1, the sliding block 13 is sleeved on the limiting column 16 in a sliding mode, the servo motor 11 is connected with a reversing switch through a lead, the tamping component comprises a hydraulic oil cylinder 14 fixed on the outer wall of the bottom of the sliding block 13 through a bolt and a tamping pressing plate 15 fixed on the outer wall of the output end of the hydraulic oil cylinder 14, smash the red sand after the screening and fall into the bottom of casting case 1, rotate this moment through servo motor 11 drive lead screw 12, under spacing of spacing post 16, slider 13 of spiro union on lead screw 12 drives whole tamping assembly and is reciprocating motion on the horizontal direction, can improve the degree of consistency of tamping like this, then drive tamping clamp plate 15 downstream through hydraulic cylinder 14 and carry out automatic tamping to red sand, so not only operate labour saving and time saving, work efficiency is improved, and tamping's compacter, can improve the precision on follow-up metal casting surface.
The working principle is as follows: when the red sand crusher is used, red sand is added into a casting box 1 from a feed hopper 2, a crushing motor 4 drives a left rotating shaft 5 to rotate at the moment, the rotating shaft 5 rotates to drive a left crushing roller 6 and a gear 7 to rotate simultaneously, and then a right meshed gear 7 drives a right crushing roller 6 on the right rotating shaft 5 to rotate relatively, so that the added red sand is fully crushed, when a crushing mechanism crushes the red sand, a vibration motor 9 is started at the moment to enable the surface of a screen 8 to vibrate to screen out the crushed red sand, so that the red sand with uniform particles falls into the bottom of the casting box 1 under the action of gravity, then the crushing motor 4 and the vibration motor 9 are closed, a box door 17 is opened to bury a metal casting mold in the red sand, then a screw 12 is driven to rotate by a servo motor 11, and under the limit of a limit column 16, a slide block 13 screwed on the screw 12 drives the whole tamping assembly to do reciprocating motion in the horizontal direction and drives a tamping assembly to tamp by a hydraulic oil cylinder 14 The compaction pressing plate 15 moves downwards to automatically tamp the red sand, and pouring is performed after tamping is completed.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a high-efficient accurate and sand casting device for metal casting that performance is high, casting case (1) that has feeder hopper (2) including the fixed intercommunication of top outer wall, the front of casting case (1) articulates there is chamber door (17), its characterized in that, be equipped with rubbing crusher structure, vibration screening mechanism and reciprocal tamping mechanism in casting case (1) in proper order, rubbing crusher structure is including welding in L template (3) of casting case (1) back outer wall, through bolt fastening at crushing motor (4) and two crushing unit of L template (3) outer wall, vibration screening mechanism is including fixing screen cloth (8) at casting case (1) inner wall and fixing at the vibrating motor (9) of screen cloth (8) bottom center outer wall, reciprocal tamping mechanism includes reciprocal subassembly and tamping unit.
2. The sand casting device for the metal castings with high efficiency, accuracy and performance according to claim 1, wherein the two crushing assemblies each comprise a rotating shaft (5) connected with the inner wall of the back surface of the casting box (1) through a bearing, and a crushing roller (6) and a gear (7) which are sequentially sleeved on the rotating shaft (5).
3. An efficient, accurate and high-performance sand casting device for metal castings according to claim 2, characterized in that the two crushing rollers (6) are meshed with each other and located inside the casting box (1), and the two gears (7) are meshed with each other and located outside the casting box (1), wherein one end of one of the rotating shafts (5) is coaxially connected with an output shaft of the crushing motor (4) through a coupling.
4. The sand casting device for the metal castings with high efficiency, accuracy and performance according to claim 1, wherein the reciprocating assembly comprises a mounting plate (10) welded on the side wall of the casting box (1), a servo motor (11) fixed on the outer wall of the top of the mounting plate (10) through a bolt, a lead screw (12) coaxially connected with an output shaft of the servo motor (11) through a coupler, a sliding block (13) screwed on the lead screw (12) and a limiting column (16).
5. The sand casting device for the metal castings with high efficiency, accuracy and performance according to claim 1, wherein the tamping assembly comprises a hydraulic oil cylinder (14) fixed on the outer wall of the bottom of the sliding block (13) through a bolt and a tamping pressure plate (15) fixed on the outer wall of the output end of the hydraulic oil cylinder (14).
6. The sand casting device for the metal castings with high efficiency, accuracy and performance according to claim 4, wherein the lead screw (12) is connected with the inner walls of the lower parts of the two sides of the casting box (1) through two bearings, the outer walls of the two ends of the limiting column (16) are welded on the inner walls of the lower parts of the two sides of the casting box (1) respectively, the sliding block (13) is sleeved on the limiting column (16) in a sliding mode, and the servo motor (11) is connected with a reversing switch through a lead wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121790945.XU CN215467873U (en) | 2021-08-03 | 2021-08-03 | High-efficient accurate and sand casting device for metal casting that performance is high |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121790945.XU CN215467873U (en) | 2021-08-03 | 2021-08-03 | High-efficient accurate and sand casting device for metal casting that performance is high |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215467873U true CN215467873U (en) | 2022-01-11 |
Family
ID=79754784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121790945.XU Expired - Fee Related CN215467873U (en) | 2021-08-03 | 2021-08-03 | High-efficient accurate and sand casting device for metal casting that performance is high |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215467873U (en) |
-
2021
- 2021-08-03 CN CN202121790945.XU patent/CN215467873U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220111 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |