CN210846599U - Wear-resistant steel forging - Google Patents
Wear-resistant steel forging Download PDFInfo
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- CN210846599U CN210846599U CN201921665826.4U CN201921665826U CN210846599U CN 210846599 U CN210846599 U CN 210846599U CN 201921665826 U CN201921665826 U CN 201921665826U CN 210846599 U CN210846599 U CN 210846599U
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Abstract
The utility model provides a wear-resisting steel forging, including first hemispheroid, the cylinder, second hemispheroid and a plurality of annular wear-resisting body, first hemispheroid, cylinder and second hemispheroid set gradually, the cylinder surface is equipped with the external screw thread, every annular wear-resisting internal side all be equipped with external screw thread assorted internal thread, a plurality of annular wear-resisting body overlap in proper order establish on the cylinder and with cylinder threaded connection, a lateral uniform extension that a mth annular wear-resisting body is close to a M +1 annular wear-resisting body forms annular extension, a lateral inward recess that a mth +1 annular wear-resisting body is close to a mth annular wear-resisting body forms annular groove, wherein, M is the positive integer, self axis sliding connection can be followed with annular groove to annular extension, annular extension and annular groove are equal at the axial ascending width of cylinder. The utility model discloses can avoid this wear-resisting steel to forge the gap between the dust gets into annular wear-resisting body when striking with wear-resisting welt to avoid influencing being connected of annular wear-resisting body and cylinder.
Description
Technical Field
The utility model relates to an abrasive material technical field, concretely relates to wear-resisting steel is forged.
Background
The wear-resisting steel forging is a grinding medium used in ball mill for grinding material in the mill. In the fatigue loss of the grinding medium steel section, the damage of the surface layer of the steel section is the most. Moreover, after the surface layer of the steel segment is abraded to a certain extent, metal bodies can be deposited in the ball mill. These metal bodies do not substantially act as grinding. With the accumulation of time, the metal bodies gradually occupy effective ore grinding space, so that the filling rate of effective ore grinding media is reduced, the metal bodies need to be replaced, and the waste of resources is caused.
The chinese patent with application number 201521049307.7 proposes a combined wear-resistant steel segment, which comprises a steel segment body and a plurality of annular wear-resistant bodies, wherein the steel segment body is provided with a cylindrical base part and two hemispherical parts respectively positioned at two ends of the base part; the hemispherical part and the base part are coaxially arranged, and the radius of the hemispherical part is smaller than that of the base part; the inner diameter of each wear-resistant body is equal to the outer diameter of the base body, the outer periphery of the base body is provided with an external thread, and the inner periphery of each wear-resistant body is provided with an internal thread matched with the external thread of the base body; each wear-resistant body is sleeved on the periphery of the base body part in a threaded screwing mode, and the ratio of the sum of the widths of the wear-resistant bodies to the length of the base body part is (0.9-1.1): 1; the width of the wear-resistant body gradually increases from the middle section of the base body to the two ends. The wear-resisting steel section of combination formula that this patent discloses, its material recovery rate is high, and resource saving nature is good, but each wear-resisting body all passes through the screw thread and closes the mode suit in the base part periphery soon, and the gap between the fine granule that produces when grinding enters into the wear-resisting body will influence being connected between wear-resisting body and the cylinder.
SUMMERY OF THE UTILITY MODEL
Based on the technical problem that the background art exists, the utility model provides a wear-resisting steel is forged to avoid this wear-resisting steel to forge the gap that the dust got into between the wear-resisting body of annular when striking with wear-resisting welt, thereby avoid influencing being connected of wear-resisting body of annular and cylinder.
The utility model provides a wear-resistant steel forging, which comprises a first hemisphere, a cylinder, a second hemisphere and a plurality of annular wear-resistant bodies, wherein the first hemisphere, the cylinder and the second hemisphere are arranged in sequence;
the outer surface of the cylinder is provided with external threads, the inner side of each annular wear-resistant body is provided with internal threads matched with the external threads of the cylinder, and the plurality of annular wear-resistant bodies are sequentially sleeved on the cylinder and are in threaded connection with the cylinder;
one side of the mth annular wear-resistant body, which is close to the (M + 1) th annular wear-resistant body, extends outwards uniformly to form an annular extension part, and one side of the (M + 1) th annular wear-resistant body, which is close to the mth annular wear-resistant body, is recessed inwards to form an annular groove, wherein M is a positive integer;
the annular extension part and the annular groove can be connected in a sliding mode along the axis of the annular extension part and the axis of the annular groove, the annular extension part and the annular groove are equal in width in the axial direction of the cylinder, the outer side faces of the annular wear-resistant bodies are provided with the protrusions which are staggered vertically and horizontally, and the protrusions form reinforcing ribs.
Preferably, a plurality of impact bulges are arranged on the first hemisphere and the second hemisphere.
Preferably, the first hemisphere, the cylinder and the second hemisphere are integrally formed.
Preferably, the width of the annular wear-resistant body in the axial direction of the cylinder is gradually increased from the middle end to the two ends of the cylinder.
Preferably, an elastomeric seal is provided between the annular extension and the annular groove.
Compared with the prior art, the utility model has the advantages that the plurality of annular wear-resistant bodies are sleeved on the cylinder through the threads, so as to be suitable for the use frequencies of different positions and improve the wear resistance and the impact resistance of the wear-resistant steel forging; and increase joint strength between the two through annular extension and annular groove between the adjacent annular wear-resisting body, can avoid this wear-resisting steel forging dust to get into the gap between the annular wear-resisting body when striking with wear-resisting welt simultaneously to get into the gap between annular wear-resisting body and the cylinder, thereby influence being connected of annular wear-resisting body and cylinder.
Drawings
Fig. 1 is a schematic structural view of the wear-resistant steel forging of the present invention.
Detailed Description
Referring to fig. 1, the wear-resistant steel forging provided by the utility model comprises a first hemisphere 1, a cylinder 2, a second hemisphere 3 and a plurality of annular wear-resistant bodies 4, wherein the first hemisphere 1, the cylinder 2 and the second hemisphere 3 are arranged in sequence;
the outer surface of the cylinder 2 is provided with external threads, the inner side of each annular wear-resistant body 4 is provided with internal threads matched with the external threads of the cylinder 2, and the annular wear-resistant bodies 4 are sequentially sleeved on the cylinder 2 and are in threaded connection with the cylinder 2;
one side of the mth annular wear-resistant body 4, which is close to the (M + 1) th annular wear-resistant body 4, extends outwards uniformly to form an annular extension part 41, and one side of the (M + 1) th annular wear-resistant body 4, which is close to the mth annular wear-resistant body 4, is recessed inwards to form an annular groove, wherein M is a positive integer;
the annular extension part 41 and the annular groove can be connected in a sliding mode along the axis of the annular extension part 41 and the annular groove, the width of the annular extension part 41 and the width of the annular groove in the axial direction of the cylinder 2 are equal, the outer side faces of the annular wear-resistant bodies 4 are provided with criss-cross bulges, and the bulges form reinforcing ribs.
The utility model is provided with a plurality of annular wear-resistant bodies 4 by the thread sleeve on the cylinder, so as to be suitable for the use frequencies of different positions and improve the wear resistance and the shock resistance of the wear-resistant steel forging; and increase joint strength between the two through annular extension 41 and annular groove between the adjacent annular wear-resisting body 4, can avoid this wear-resisting steel forging dust to get into the gap between the annular wear-resisting body 4 when striking with wear-resisting welt simultaneously to avoid the dust to get into the gap between annular wear-resisting body 4 and the cylinder 2, thereby avoid influencing the annular wear-resisting body 4 and being connected with the cylinder 2. In addition, the criss-cross bulges can further improve the wear resistance and the impact resistance of the wear-resistant steel forging.
In the embodiment, the first hemisphere 1 and the second hemisphere 3 are both provided with a plurality of impact protrusions to increase the wear resistance and impact resistance of the wear-resistant steel forging and prolong the service life.
In the present embodiment, the first hemisphere 1, the cylindrical body 2, and the second hemisphere 3 are integrally formed, and the overall stability is increased.
In the present embodiment, the width of the annular wear-resistant body 4 in the axial direction of the cylindrical body 2 gradually increases from the middle end of the cylindrical body 2 to both ends, so as to set the width of the annular wear-resistant body 4 in different positions in the axial direction of the cylindrical body 2 according to the frequency of use of the wear-resistant steel forging, thereby improving the wear resistance and impact resistance of the wear-resistant steel forging.
In this embodiment, an elastic sealing element is arranged between the annular extension portion 41 and the annular groove, so that dust is further prevented from entering the annular groove, and the elastic sealing element can absorb vibration, thereby preventing the annular wear-resistant body 4 from being affected by the impact of the annular wear-resistant body 4 and the wear-resistant lining plate on the adjacent annular wear-resistant body 4.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The wear-resistant steel forging is characterized by comprising a first hemisphere (1), a cylinder (2), a second hemisphere (3) and a plurality of annular wear-resistant bodies (4), wherein the first hemisphere (1), the cylinder (2) and the second hemisphere (3) are sequentially arranged;
the outer surface of the cylinder (2) is provided with external threads, the inner side of each annular wear-resistant body (4) is provided with internal threads matched with the external threads of the cylinder (2), and the annular wear-resistant bodies (4) are sequentially sleeved on the cylinder (2) and are in threaded connection with the cylinder (2);
one side of the mth annular wear-resistant body (4), which is close to the (M + 1) th annular wear-resistant body (4), extends outwards uniformly to form an annular extension part (41), and one side of the (M + 1) th annular wear-resistant body (4), which is close to the mth annular wear-resistant body (4), is recessed inwards to form an annular groove, wherein M is a positive integer;
the annular extension part (41) and the annular groove can be connected in a sliding mode along the axis of the annular extension part and the annular groove, the width of the annular extension part (41) and the width of the annular groove in the axial direction of the cylinder (2) are equal, the outer side faces of the annular wear-resistant bodies (4) are provided with vertically and horizontally staggered bulges, and the bulges form reinforcing ribs.
2. Wear resistant steel forging according to claim 1, characterized in that the first hemisphere (1) and the second hemisphere (3) are provided with a plurality of impact protrusions.
3. Wear resistant steel forging according to claim 1, characterized in that the first hemisphere (1), the cylinder (2) and the second hemisphere (3) are formed in one piece.
4. A wear-resistant steel forging according to claim 1, characterized in that the annular wear-resistant body (4) has a gradually increasing width in the axial direction of the cylindrical body (2) from the middle end of the cylindrical body (2) to the two ends.
5. A wear resistant steel forging according to claim 1, characterized in that an elastic seal is provided between the annular extension (41) and the annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921665826.4U CN210846599U (en) | 2019-09-30 | 2019-09-30 | Wear-resistant steel forging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921665826.4U CN210846599U (en) | 2019-09-30 | 2019-09-30 | Wear-resistant steel forging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210846599U true CN210846599U (en) | 2020-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921665826.4U Active CN210846599U (en) | 2019-09-30 | 2019-09-30 | Wear-resistant steel forging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210846599U (en) |
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2019
- 2019-09-30 CN CN201921665826.4U patent/CN210846599U/en active Active
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