CN219901478U - Outer surface sand mill for stainless steel precision casting - Google Patents
Outer surface sand mill for stainless steel precision casting Download PDFInfo
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- CN219901478U CN219901478U CN202320635624.5U CN202320635624U CN219901478U CN 219901478 U CN219901478 U CN 219901478U CN 202320635624 U CN202320635624 U CN 202320635624U CN 219901478 U CN219901478 U CN 219901478U
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- mounting
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- rods
- stainless steel
- annular disc
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- 239000004576 sand Substances 0.000 title claims abstract description 23
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 21
- 239000010935 stainless steel Substances 0.000 title claims abstract description 21
- 238000005495 investment casting Methods 0.000 title claims abstract description 19
- 238000005498 polishing Methods 0.000 claims abstract description 13
- 238000005266 casting Methods 0.000 claims description 14
- 238000005096 rolling process Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 238000007517 polishing process Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model discloses an outer surface sand mill for stainless steel precision castings, which comprises a driving assembly, wherein a limiting structure is arranged at the output end of the driving assembly, the limiting structure comprises an upper annular disc and a lower annular disc, the lower annular disc is positioned at the lower side of the upper annular disc, connecting guide rods are uniformly distributed and fixedly arranged on the upper surface of the lower annular disc, each connecting guide rod is vertically distributed, each connecting guide rod is in sliding connection with the upper annular disc, a mounting head is fixedly arranged at the outer position, close to the output end, of the driving assembly, a connecting joint is fixedly arranged at the output end of the driving assembly, mounting rods are uniformly distributed and fixedly arranged on the upper surface of the upper annular disc, mounting holes matched with the mounting rods are formed in the mounting heads, and the mounting disc is arranged at the lower side of each connecting joint. In the using process, the polishing depth can be automatically limited, so that the problem of overgrinding can be avoided, and the polishing effect can be improved.
Description
Technical Field
The utility model relates to the technical field of industrial production equipment, in particular to an outer surface sand mill for stainless steel precision castings.
Background
The stainless steel precision casting is used as a main component part in various mechanical equipment, various dimensions of the precision casting are required to be strictly controlled in the production process, the stainless steel precision casting is mainly formed by pouring through a die, burrs or tiny bulges formed in the pouring process can remain on the outer surface of the formed and cooled casting, and in order to avoid influencing the assembly operation and appearance, polishing treatment is required in the casting treatment process.
Particularly for the polishing operation of the outer surface of the stainless steel precision casting, a sand mill is used in the most common mode at present, the sand mill is divided into two modes of pneumatic or electric, and the sand mill drives structures such as a sand grinding disc to rotate at high speed through pneumatic or electric, so that the polishing effect is achieved.
However, it should be noted that in the polishing process, the polishing force needs to be determined according to the number of the meshes on the abrasive disc, when the number of the meshes on the abrasive disc is higher, the polishing effect is more obvious and finer, but the polishing duration is longer, when the number of the meshes on the abrasive disc is smaller, the polishing effect is too coarse, and even the problem of overgrinding is caused, but the polishing time is very short, so in order to solve the problem, we propose an external surface sand mill for stainless steel precision castings.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides an external surface sand mill for a stainless steel precision casting.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the outer surface sand mill for the stainless steel precision casting comprises a driving assembly, wherein a limiting structure is arranged at the output end of the driving assembly, the limiting structure comprises an upper annular disc and a lower annular disc, the lower annular disc is positioned at the lower side of the upper annular disc, connecting guide rods are uniformly distributed and fixedly arranged on the upper surface of the lower annular disc, each connecting guide rod is vertically distributed, and each connecting guide rod is in sliding connection with the upper annular disc;
the outer position of the driving assembly, which is close to the output end, is fixedly provided with a mounting head, the output end of the driving assembly is fixedly provided with a connecting joint, the upper surface of the upper annular disc is uniformly distributed and fixedly provided with mounting rods, and the mounting head is provided with mounting holes matched with the mounting rods;
the utility model discloses a sanding device, including the top ring dish, the top ring dish internal diameter, the attach fitting downside is provided with the mounting disc, the sanding piece has been applied to the mounting disc lower surface, be provided with a roof position structure between upper ring dish internal diameter and the attach fitting.
Preferably, each connecting guide rod is provided with a buffer spring on the circumferential outer wall positioned at the middle position between the lower surface of the upper ring disc and the upper surface of the lower ring disc.
Preferably, the outer wall of the circumference of the upper ring plate is uniformly distributed and fixedly provided with positioning guide rods, each positioning guide rod is vertically distributed, and the lower surfaces of the positioning guide rods and the lower surface of the lower ring plate are positioned on the same plane.
Preferably, the top structure comprises a plurality of top blocks, a mounting sleeve and a top rod, wherein the top blocks are uniformly distributed in a ring shape along the center point of the upper ring disk, each mounting sleeve is mounted on the inner wall of the upper ring disk, each top rod is fixedly connected with the top blocks, the top rod is in sliding connection with the inside of the mounting sleeve, a top spring is fixedly mounted at the tail end of the top rod, and the tail end of the top spring is mounted on the inner wall of the mounting sleeve.
Preferably, the rolling balls are arranged on the lower surface of the lower ring disc, the tail end of the positioning guide rod and the outer wall of one side of the top position block, which is close to the connecting joint, and the rolling balls positioned on the lower surface of the lower ring disc are uniformly distributed.
The utility model provides an external surface sand mill for stainless steel precision castings, which has the beneficial effects that: according to the scheme, in the use process, the outer surface of the casting is polished by the sand grinding disc, in the polishing process, the outer surface of the casting is taken as a basis, and in the polishing process, the rolling ball at the lower side of the positioning guide rod is contacted with the outer surface of the casting, so that the casting cannot be polished downwards continuously, and the problem of overgrinding cannot be caused under the condition of ensuring complete polishing.
Drawings
FIG. 1 is a schematic view of the structure of an external surface sand mill for stainless steel precision castings;
fig. 2 is a schematic structural view of a limiting structure of an external surface sand mill for stainless steel precision castings;
FIG. 3 is a split view of FIG. 2 of an external surface sander for stainless steel precision castings according to the present utility model;
fig. 4 is a schematic structural view of a connecting joint part of an external surface sand mill for stainless steel precision castings, which is provided by the utility model.
In the figure: 1. a drive assembly; 2. a mounting head; 3. an upper ring plate; 4. a lower ring plate; 5. a mounting rod; 6. a mounting hole; 7. a mounting sleeve; 8. connecting a guide rod; 9. positioning a guide rod; 10. a rolling ball; 11. a buffer spring; 12. a mounting plate; 13. a connection joint; 14. grinding the sand; 15. a top block; 16. a top position rod; 17. and a top spring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1-4, an outer surface sand mill for stainless steel precision castings comprises a driving assembly 1, wherein a limiting structure is arranged at the output end position of the driving assembly 1, the limiting structure comprises an upper annular disc 3 and a lower annular disc 4, the lower annular disc 4 is positioned at the lower side position of the upper annular disc 3, connecting guide rods 8 are uniformly distributed and fixedly arranged on the upper surface of the lower annular disc 4, each connecting guide rod 8 is vertically distributed, and each connecting guide rod 8 is in sliding connection with the upper annular disc 3;
the outer position of the driving assembly 1, which is close to the output end, is fixedly provided with a mounting head 2, the output end of the driving assembly 1 is fixedly provided with a connecting joint 13, the upper surface of the upper annular disc 3 is uniformly distributed and fixedly provided with mounting rods 5, and the mounting head 2 is provided with mounting holes 6 matched with the mounting rods 5;
the lower side of the connecting joint 13 is provided with a mounting plate 12, the lower surface of the mounting plate 12 is coated with a sanding sheet 14, a jacking structure is arranged between the inner diameter of the upper ring plate 3 and the connecting joint 13, each connecting guide rod 8 is provided with a buffer spring 11 on the circumference outer wall positioned in the middle of the lower surface of the upper ring plate 3 and the upper surface of the lower ring plate 4, the circumference outer wall of the upper ring plate 3 is uniformly distributed and fixedly provided with positioning guide rods 9, each positioning guide rod 9 is vertically distributed, the lower surface of the positioning guide rod 9 and the lower surface of the lower ring plate 4 are positioned on the same plane, the jacking structure comprises a plurality of jacking blocks 15, a mounting sleeve 7 and jacking rods 16, the jacking blocks 15 are uniformly distributed in a ring shape along the center point of the upper annular disc 3, each mounting sleeve 7 is mounted on the inner wall position of the upper annular disc 3, each jacking rod 16 is fixedly connected with the jacking block 15, the jacking rods 16 are slidably connected in the mounting sleeve 7, jacking springs 17 are fixedly mounted on the tail end positions of the jacking rods 16, the tail ends of the jacking springs 17 are mounted on the inner wall positions of the mounting sleeves 7, and rolling balls 10 are uniformly distributed on the lower surface of the lower annular disc 4, the tail ends of the positioning guide rods 9 and the outer wall of one side, close to the connecting joint 13, of the jacking blocks 15.
The use principle and the advantages are that: in the use process, firstly, the sanding sheet 14 is applied on the lower surface of the mounting plate 12, and the number of the sanding sheet 14 is selected according to the sanding requirement;
then, the lower ring plate 4 is attached to the outer surface of the casting to be polished, and attention is paid to ensuring that the abrasive disc 14 corresponds to the region to be polished, and the lower end of each positioning guide rod 9 corresponds to a relatively stable region on the outer surface of the casting;
then in the polishing process, the driving assembly 1 is started to drive the sand grinding disc 14 on the mounting disc 12 to polish the outer surface of the casting, but the upper annular disc 3 can be understood to be fixed on the driving assembly through the mounting rod 5, the mounting hole 6 and the mounting head 2, and the upper annular disc 3 can vertically move under the action of the connecting guide rod 8, so that the mounting disc 12 can vertically move, and the upper annular disc 3 can be buffered by the buffer spring 11 in the downward moving process;
when the rolling ball 10 at the tail end position of each positioning guide rod 9 contacts the outer surface of the casting, the maximum polishing position is reached, and the casting is not polished continuously, so that the problem of overgrinding is not caused;
in addition, in the use process, the connecting joint 13 is fixed by each top position block 15, and each top position block 15 can fully clamp the connecting joint 13 under the action of the top position spring 17, but the acting edge of the rolling ball 10 at the position of the connecting joint cannot interfere with the normal rotation of the connecting joint 13.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (5)
1. The utility model provides an outer surface sand mill for stainless steel smart casting, includes drive assembly (1), its characterized in that, be provided with limit structure on the output position of drive assembly (1), including last ring dish (3) and lower ring dish (4) in the limit structure, lower ring dish (4) are located the downside position of last ring dish (3), and the upper surface of lower ring dish (4) is evenly distributed fixed mounting and has connection guide arm (8), every connection guide arm (8) all are vertical distribution, and every sliding connection between connection guide arm (8) and the last ring dish (3);
the driving assembly (1) is fixedly provided with a mounting head (2) at an external position close to the output end, the output end of the driving assembly (1) is fixedly provided with a connecting joint (13), the upper surface of the upper annular disc (3) is uniformly distributed and fixedly provided with mounting rods (5), and the mounting head (2) is provided with mounting holes (6) matched with the mounting rods (5);
the utility model discloses a sand control device for the polishing machine, including connecting joint (13), mounting disc (12) are provided with to the attach fitting (13) downside, sanding piece (14) are applied to mounting disc (12) lower surface, be provided with a structure in top between last ring dish (3) internal diameter and the connecting joint (13).
2. An outer surface sander for stainless steel castings according to claim 1, wherein each of said connecting rods (8) is provided with a buffer spring (11) on the circumferential outer wall at a position intermediate the lower surface of the upper ring plate (3) and the upper surface of the lower ring plate (4).
3. The outer surface sand mill for the stainless steel precision casting according to claim 1, wherein positioning guide rods (9) are uniformly distributed and fixedly arranged on the circumferential outer wall of the upper ring disc (3), each positioning guide rod (9) is vertically distributed, and the lower surface of the positioning guide rod (9) and the lower surface of the lower ring disc (4) are positioned on the same plane.
4. The outer surface sand mill for the stainless steel precision casting according to claim 1, wherein the top structure comprises a plurality of top blocks (15), mounting sleeves (7) and top rods (16), the top blocks (15) are uniformly distributed in a ring shape along the center point of the upper ring disc (3), each mounting sleeve (7) is mounted on the inner wall of the upper ring disc (3), each top rod (16) is fixedly connected with the top block (15), the top rods (16) are slidably connected in the mounting sleeve (7), top springs (17) are fixedly mounted at the tail end positions of the top rods (16), and the tail ends of the top springs (17) are mounted on the inner wall of the mounting sleeve (7).
5. An outer surface sander for stainless steel casting according to claim 1, wherein the lower surface of the lower ring disc (4), the tail end of the positioning guide rod (9) and the outer wall of one side of the top position block (15) close to the connecting joint (13) are provided with rolling balls (10), wherein the rolling balls (10) positioned on the lower surface of the lower ring disc (4) are uniformly distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320635624.5U CN219901478U (en) | 2023-03-28 | 2023-03-28 | Outer surface sand mill for stainless steel precision casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320635624.5U CN219901478U (en) | 2023-03-28 | 2023-03-28 | Outer surface sand mill for stainless steel precision casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219901478U true CN219901478U (en) | 2023-10-27 |
Family
ID=88424408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320635624.5U Active CN219901478U (en) | 2023-03-28 | 2023-03-28 | Outer surface sand mill for stainless steel precision casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219901478U (en) |
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2023
- 2023-03-28 CN CN202320635624.5U patent/CN219901478U/en active Active
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