CN210208090U - Novel composite material pipe penetrating top - Google Patents
Novel composite material pipe penetrating top Download PDFInfo
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- CN210208090U CN210208090U CN201921213792.5U CN201921213792U CN210208090U CN 210208090 U CN210208090 U CN 210208090U CN 201921213792 U CN201921213792 U CN 201921213792U CN 210208090 U CN210208090 U CN 210208090U
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- base member
- mounting hole
- cover
- inlay
- composite material
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Abstract
The utility model discloses a novel combined material poling top, including the base member with inlay the cover, inlay the middle part of cover and seted up the mounting hole, base member fixed mounting is in the mounting hole, and base member and mounting hole all are "bullet" shape, and the blind hole has been seted up at the middle part of base member, inlays the cover and includes nasal part, pyramis and flat portion, and the both ends of pyramis are connected with nasal part and flat portion respectively, and the base member adopts the H13 steel to make, inlays the cover and adopts cobalt-based alloy to make. The utility model discloses all adopt alloy steel to carry out the integrated into one piece to the poling top among the prior art, the poling top exists some not enough in the aspect of rigidity and intensity, appears falling the piece easily in the use, opens big breach, glues steel scheduling problem and can not continue to use, has reduced the processingquality of seamless steel pipe and has improved the manufacturing cost scheduling problem of seamless steel pipe and improve. The utility model discloses the inlay cover that has cobalt-based alloy to make outside the base member has structural strength height, does not fall the piece, difficult fracture, non-stick steel, reduces advantages such as seamless steel pipe manufacturing cost.
Description
Technical Field
The utility model relates to a poling top technical field especially relates to a novel combined material poling top.
Background
The pipe penetrating plug is a key tool in seamless steel pipe production, the quality of the pipe penetrating plug is good, the length of the service life of the pipe penetrating plug directly influences the yield and quality of the steel pipe production and the economic benefit of enterprises, in the hot rolling production of seamless steel pipes, the temperature of the plug is as high as about 1000 ℃, the plug not only needs to bear strong axial pressure, but also needs to overcome strong deformation friction force generated between the plug and the inner wall of a capillary pipe, and therefore, the quality improvement of the plug is of great importance.
The existing pipe-penetrating plug is integrally formed by alloy steel, and a plug with better quality in the market comprises an H13 steel forging, a cobalt-containing plug integrally cast part, a molybdenum plug powder metallurgy part and a common alloy steel casting. However, the pipe penetrating top heads are integrally formed, so that the pipe penetrating top heads have some defects in rigidity and strength, and can not be used continuously due to the problems of block falling, large cracking, steel sticking, nose collapse and the like easily occurring in the using process, so that the processing quality of the seamless steel pipe is reduced, and the production cost of the seamless steel pipe is improved.
To above technical problem, the utility model discloses a novel combined material poling top, the utility model has the advantages of structural strength is high, do not fall the piece, be difficult for the fracture, the non-stick steel, be difficult for collapsing nose, improve seamless steel pipe's processingquality, reduce seamless steel pipe's manufacturing cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a novel combined material poling top to solve among the prior art poling top and all adopt alloy steel to carry out the integrated into one piece, the poling top exists some not enough in the aspect of rigidity and intensity, the easy appearance of use falls the piece, opens big breach, glues the steel, falls the nose scheduling problem and can not continue to use, has reduced the processingquality of seamless steel pipe and has improved technical problem such as the manufacturing cost of seamless steel pipe, the utility model has the advantages of structural strength is high, the piece that does not fall, difficult fracture, the steel that does not glue, the nose that is difficult for collapsing, improve the processingquality of seamless steel pipe, reduce the manufacturing cost of seamless steel pipe.
The utility model discloses a following technical scheme realizes: the utility model discloses a novel combined material poling top, including the base member with inlay the cover, inlay the middle part of cover and seted up the mounting hole, base member fixed mounting is in the mounting hole, and base member and mounting hole all are "bullet" shape, and the blind hole has been seted up at the middle part of base member, inlays the cover and includes nasal part, pyramis and flat portion, the both ends of pyramis respectively with nasal part and flat portion fixed connection, the base member adopts the H13 steel to make, inlays the cover and adopts cobalt-based alloy to make.
Furthermore, in order to reduce the use amount of the cobalt-based alloy, save materials and reduce the production cost of the penetrating pipe plug, the leveling part is in a circular pipe shape, and the thickness of the leveling part is 5-7 mm.
Furthermore, in order to reduce the usage amount of the cobalt-based alloy, save materials and reduce the production cost of the pipe penetrating plug, the cone part is in a conical sleeve shape, the thickness of the front end of the cone part is 8-10 mm, and the thickness of the rear end of the cone part is 5-7 mm.
Further, in order to improve the intensity of the nose part and prevent the nose from collapsing, the nose part is in a conical shape, a plane is arranged at the top end of the nose part, and the height of the nose part is 30-35 mm. When the seamless steel pipe is processed, the pressure born by the nose part is the maximum, and the pressure is smaller towards the rear end, so the height of the nose part is thicker, and the thickness of the embedding sleeve is gradually thinner from the front end to the rear end in order to save materials and reduce production cost.
Further, in order to enable the base body to be installed in the installation hole in the middle of the insert sleeve more tightly, first convex blocks are arranged on the outer side wall of the base body at intervals, first grooves are oppositely formed in the inner side wall of the installation hole, the first convex blocks are clamped in the first grooves, or second grooves are arranged on the outer side wall of the base body at intervals, second convex blocks are oppositely arranged on the inner side wall of the installation hole, and the second convex blocks are clamped in the second grooves.
The utility model has the advantages of it is following: the utility model discloses a inlay cover that the outside nested cobalt base alloy of base member made at H13 steel made, cobalt base alloy have excellent stand wear and tear high temperature resistance can to improve the rigidity and the intensity of poling top, thereby made the top can not appear falling the piece, the fracture, glue the steel, the nose scheduling problem collapses, improve seamless steel pipe's processingquality, reduce seamless steel pipe's manufacturing cost.
Drawings
Fig. 1 is a cross-sectional view of the present invention in example 1;
FIG. 2 is a sectional view of the insert according to example 1;
FIG. 3 is a sectional view of a substrate in example 2;
FIG. 4 is a sectional view of the insert according to example 2;
fig. 5 is a cross-sectional view of the present invention in example 2.
Detailed Description
The following embodiments of the present invention are described in detail, and the present embodiment is implemented on the premise of the technical solution of the present invention, and detailed embodiments and specific operation procedures are given, but the protection scope of the present invention is not limited to the following embodiments, and in the description of the present invention, the terms of the directions or position relationships of the indications such as "front", "back", "left", "right", etc. are only used for convenience of description of the present invention and simplifying the description, but do not indicate or imply that the indicated device or element must have a specific direction, be constructed and operated in a specific direction, and therefore, should not be construed as limiting the present invention.
Example 1
Example 1 discloses a novel composite material pipe penetrating plug, as shown in fig. 1, comprising a base body 1 and an insert 2; as shown in fig. 2, the middle part of the insert sleeve 2 is provided with a mounting hole 3; as shown in fig. 1 and 2, a base body 1 is fixedly installed in a mounting hole 3, specifically, the base body 1 is fixedly installed in the mounting hole 3 in the middle of an inlay sleeve 2 in a manner of shrink fit, the inlay sleeve 2 is heated to 800 ℃ first to expand the inlay sleeve 2, then the base body 1 is pressed into the mounting hole 3 in the middle of the inlay sleeve 2, after the inlay sleeve 2 is cooled, the base body 1 can be tightly fixed in the mounting hole 3 in the middle of the inlay sleeve 2, the base body 1 and the mounting hole 3 are both in a "bullet" shape, a blind hole 11 is formed in the middle of the base body 1, when the base body works, a shaft tube (not shown in the figure) is connected to the rear end of the blind hole 11, cooling water is introduced into the shaft tube, the cooling water can enter the blind hole 11 to cool a penetrating pipe top, the penetrating pipe top is prevented from being damaged due to high temperature generated by work, the service life of the penetrating pipe top is prolonged, first convex blocks 12 are arranged on the outer, the inner side wall of the mounting hole 3 is relatively provided with a first groove 31, the first bump 12 is clamped in the first groove 31, the insert sleeve 2 comprises a nose portion 21, a cone portion 22 and a flat portion 23, two ends of the cone portion 22 are fixedly connected with the nose portion 21 and the flat portion 23 respectively, the base body 1 is made of H13 steel, the insert sleeve 2 is made of cobalt-based alloy, the flat portion 23 is in a round tube shape, the thickness D of the flat portion 23 is 5mm, the cone portion 22 is in a cone sleeve shape, the thickness M of the front end of the cone portion 22 is 8mm, the thickness N of the rear end of the cone portion 22 is 5mm, the nose portion 21 is in a cone shape, the top end of the nose portion 21 is provided with a plane 211, and the height H of the nose portion 21.
In the embodiment, the bushing made of the cobalt-based alloy is nested outside the matrix made of the H13 steel, the cobalt-based alloy has excellent wear resistance and high temperature resistance, so that the rigidity and the strength of the pipe penetrating plug are improved, the plug is prevented from the problems of block falling, cracking, steel sticking, nose collapse and the like, the processing quality of a seamless steel pipe is improved, and the production cost of the seamless steel pipe is reduced, meanwhile, in the embodiment, the height H of the nose part 21 is 30mm, the thickness M of the front end of the cone part 22 is 8mm, the thickness N of the rear end of the cone part 22 is 5mm, and the thickness D of the flat part 23 is 5mm, because the top is subjected to the largest pressure when the plug works, and the pressure applied to the rear end is smaller, the height of the nose part 21 is higher, the thickness of the bushing 2 becomes thinner gradually from the front end to the rear end, the bushing 2 is processed in a spinning mode, the position and the spinning pressure can be, therefore, the use amount of the cobalt-based alloy can be reduced while the high-efficiency work of the piercing plug is ensured, the material is saved, and the production cost of the piercing plug is reduced.
Example 2
In the embodiment, the bushing made of the cobalt-based alloy is nested outside the matrix made of the H13 steel, the cobalt-based alloy has excellent wear resistance and high temperature resistance, so that the rigidity and the strength of the pipe penetrating plug are improved, the plug is prevented from the problems of block falling, cracking, steel sticking, nose collapse and the like, the processing quality of a seamless steel pipe is improved, and the production cost of the seamless steel pipe is reduced, meanwhile, in the embodiment, the height H of the nose part 21 is 35mm, the thickness M of the front end of the cone part 22 is 10mm, the thickness N of the rear end of the cone part 22 is 7mm, and the thickness D of the flat part 23 is 7mm, because the top is subjected to the largest pressure when the plug works, and the pressure applied to the rear end is smaller, the height of the nose part 21 is higher, the thickness of the bushing 2 becomes thinner gradually from the front end to the rear end, the bushing 2 is processed in a spinning mode, the position and the spinning pressure can be, therefore, the use amount of the cobalt-based alloy can be reduced while the high-efficiency work of the piercing plug is ensured, the material is saved, and the production cost of the piercing plug is reduced.
Claims (6)
1. The utility model provides a novel combined material poling top, a serial communication port, include the base member and inlay the cover, inlay the middle part of cover and seted up the mounting hole, base member fixed mounting be in the mounting hole, the base member with the mounting hole all is "bullet" shape, the blind hole has been seted up at the middle part of base member, it includes nasal part, pyramis and leveling portion to inlay the cover, the both ends of pyramis respectively with the nasal part with leveling portion fixed connection, the base member adopts the H13 steel to make, it adopts cobalt-based alloy to make to inlay the cover.
2. The novel composite material pipe penetrating plug as claimed in claim 1, wherein the flat part is in a shape of a round pipe, and the thickness of the flat part is 5-7 mm.
3. The novel composite material pipe penetrating plug according to claim 1, wherein the cone is in a shape of a conical sleeve, the thickness of the front end of the cone is 8-10 mm, and the thickness of the rear end of the cone is 5-7 mm.
4. The novel composite material pipe penetrating plug as claimed in claim 1, wherein said nose portion is "conical" and the top end of said nose portion is provided with a flat surface, and the height of said nose portion is 30-35 mm.
5. The novel composite material pipe penetrating plug as claimed in claim 1, wherein first protrusions are arranged on the outer side wall of the base body at intervals, first grooves are oppositely arranged on the inner side wall of the mounting hole, and the first protrusions are clamped in the first grooves.
6. The novel composite material pipe penetrating plug as claimed in claim 1, wherein a second groove is formed on the outer side wall of the base body at intervals, a second bump is oppositely arranged on the inner side wall of the mounting hole, and the second bump is clamped in the second groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921213792.5U CN210208090U (en) | 2019-07-30 | 2019-07-30 | Novel composite material pipe penetrating top |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921213792.5U CN210208090U (en) | 2019-07-30 | 2019-07-30 | Novel composite material pipe penetrating top |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210208090U true CN210208090U (en) | 2020-03-31 |
Family
ID=69918707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921213792.5U Active CN210208090U (en) | 2019-07-30 | 2019-07-30 | Novel composite material pipe penetrating top |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210208090U (en) |
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2019
- 2019-07-30 CN CN201921213792.5U patent/CN210208090U/en active Active
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