CN215392733U - Hard alloy copper pipe reaming core rod - Google Patents
Hard alloy copper pipe reaming core rod Download PDFInfo
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- CN215392733U CN215392733U CN202121602244.9U CN202121602244U CN215392733U CN 215392733 U CN215392733 U CN 215392733U CN 202121602244 U CN202121602244 U CN 202121602244U CN 215392733 U CN215392733 U CN 215392733U
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- grinding head
- milling cutter
- column
- water injection
- core rod
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Abstract
The utility model discloses a hard alloy copper pipe reaming core rod which comprises a milling cutter column, a grinding head, a chip removing groove, a cooling liquid spray hole, a limiting groove, a screw hole, a water injection cavity, a first connecting column, a clamping plate, a fixing hole, a water injection column, a gasket, a first fastening screw and a second connecting column. The beneficial effects are that: the grinding head is wholly of a conical structure, the top of the grinding head is provided with an R16 arc chamfer, an R3 arc chamfer is arranged between the joints of the milling cutter column and the grinding head, and mirror polishing grinding is carried out on the length of 35mm formed by the grinding head and the milling cutter column together, the grinding precision of the reaming core rod to the copper tube is guaranteed, a spiral chip withdrawing groove is formed in the side wall of the grinding head, an anti-sticking coating is sprayed on the inner portion of the chip withdrawing groove, the milling cutter column and the grinding head are provided with a water injection cavity, the water injection cavity is communicated with a cooling liquid spray hole, and waste chips can be discharged quickly when the copper tube is milled by the reaming core rod, and cooling liquid is sprayed through the cooling liquid spray hole to cool the copper tube.
Description
Technical Field
The utility model relates to a reaming core rod, in particular to a hard alloy copper pipe reaming core rod, and belongs to the technical field of reaming core rods.
Background
The copper tube is a pressed and drawn seamless tube, is hard in texture, is not easy to corrode, is high temperature resistant and high pressure resistant, and can be used in various environments.
However, most of the existing reaming core rods have various problems, one of the problems is that the outer circle of the existing reaming core rod is not polished, so that after the copper tube is expanded and milled, the bell mouth finish degree of the copper tube is not high, and the other problem is that the existing reaming core rod is not provided with a telescopic connecting rod piece structure, so that the length of the reaming core rod cannot be adjusted, and when the copper tube is milled, a worker cannot adjust the whole length of the reaming core rod to mill according to needs.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a hard alloy copper pipe reaming core rod for solving the problems.
The utility model realizes the purpose through the following technical scheme: a hard alloy copper pipe reaming core rod comprises a milling cutter column; the milling cutter column forms a main body connecting structure of the reaming core rod, a grinding head is arranged at the top end of the milling cutter column, a first connecting column is fixedly connected to the bottom of the milling cutter column, and a second connecting column is connected to the bottom of the first connecting column.
As a still further scheme of the utility model: the grinding head is integrally of a conical structure, an R16 arc chamfer is arranged at the top of the grinding head, an R3 arc chamfer is arranged between the connection part of the milling cutter column and the grinding head, and mirror polishing and grinding are carried out on the 35mm length formed by the grinding head and the milling cutter column together.
As a still further scheme of the utility model: the spiral chip removing groove is formed in the side wall of the grinding head, an anti-sticking coating is sprayed inside the chip removing groove, a cooling liquid spray hole is formed in the center of the top of the grinding head, a water injection cavity is formed in the milling cutter column and the grinding head, and the water injection cavity is communicated with the cooling liquid spray hole.
As a still further scheme of the utility model: be provided with the spacing groove on the bottom lateral wall of milling cutter post, be provided with the screw on the spacing groove, and the top of first spliced pole is fixed with the cardboard, and the vertical water injection post that is fixed with in center department of cardboard, water injection post and water injection chamber correspond the setting from top to bottom.
As a still further scheme of the utility model: the water injection post is nested with the gasket, is provided with the fixed orifices on the cardboard, is provided with first fastening screw in the fixed orifices, and first fastening screw revolves soon with the screw and twists the locking.
As a still further scheme of the utility model: be indent formula on the lateral wall of first spliced pole and be provided with the locating hole, the locating hole is the equidistance formula and is provided with six, and the lateral wall top of second spliced pole is twisted soon and is connected with second fastening screw, and the locking is twisted soon with the locating hole to second fastening screw.
The utility model has the beneficial effects that: the reaming core rod is reasonable in design, the grinding head is integrally of a conical structure, the top of the grinding head is provided with an R16 arc chamfer, an R3 arc chamfer is arranged between the joints of the milling cutter column and the grinding head, mirror polishing is carried out on the grinding head and the milling cutter column which jointly form a 35mm length, the grinding precision of the reaming core rod on a copper tube is ensured, the side wall of the grinding head is provided with a spiral chip withdrawing groove, an anti-sticking coating is sprayed inside the chip withdrawing groove, the center of the top of the grinding head is provided with a cooling liquid spray hole, the milling cutter column and the grinding head are internally provided with a water injection cavity which is communicated with the cooling liquid spray hole, so that waste chips can be quickly discharged when the reaming core rod mills the copper tube, the cooling liquid is sprayed through the cooling liquid spray hole to cool, the side wall of the bottom of the milling cutter column is provided with a limiting groove which is provided with a screw hole, and the top end of the first connecting column is fixed with a clamping plate, the vertical water injection post that is fixed with in center department of cardboard, the water injection post corresponds the setting from top to bottom with the water injection chamber, make milling cutter post and first spliced pole spacing butt joint fast, the nestification has the gasket on the water injection post, be provided with the fixed orifices on the cardboard, be provided with first fastening screw in the fixed orifices, first fastening screw revolves soon with the screw and twists the locking, make milling cutter post and first spliced pole can high-speed joint and split, and guarantee the leakproofness of junction through the gasket, prevent the weeping, be indent formula on the lateral wall of first spliced pole and be provided with the locating hole, the locating hole is the equidistance formula and is provided with six, it is connected with the second fastening screw to revolve wrong the screwing in the lateral wall top of second spliced pole, the locking is revolved with the locating hole to the second fastening screw, make the staff can adjust the whole length of this reaming plug as required and mill.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged schematic view of the polishing head of the present invention;
fig. 3 is a schematic view of a structure of the milling cutter column and the first connecting column according to the present invention.
In the figure: 1. milling cutter post, 2, grinding head, 3, chip groove, 4, coolant liquid orifice, 5, spacing groove, 6, screw, 7, water injection chamber, 8, first spliced pole, 9, cardboard, 10, fixed orifices, 11, water injection post, 12, gasket, 13, first fastening screw, 14, second spliced pole and 15, second fastening screw.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1-2, a hard alloy copper tube reaming core rod includes a milling cutter column 1; the milling cutter column 1 forms a main body connecting structure of the reaming core rod, a grinding head 2 is arranged at the top end of the milling cutter column 1, and a first connecting column 8 is fixedly connected to the bottom of the milling cutter column 1.
Furthermore, in the embodiment of the present invention, the whole grinding head 2 is of a conical structure, the top of the grinding head 2 is provided with an R16 arc chamfer, an R3 arc chamfer is arranged between the milling cutter column 1 and the grinding head 2, and mirror polishing is performed on the 35mm length formed by the grinding head 2 and the milling cutter column 1, so as to ensure the grinding precision of the reaming mandrel on the copper tube.
Furthermore, in the embodiment of the present invention, a spiral chip-removing groove 3 is formed on a side wall of the grinding head 2, an anti-sticking coating is sprayed inside the chip-removing groove 3, a coolant spray hole 4 is formed in the center of the top of the grinding head 2, a water injection cavity 7 is formed inside the milling cutter column 1 and the grinding head 2, and the water injection cavity 7 is communicated with the coolant spray hole 4, so that when the copper tube is milled by using the hole-removing core rod, waste chips can be quickly discharged, and the coolant is sprayed through the coolant spray hole 4 to cool.
Example two
Referring to fig. 1 to 3, a hard alloy copper tube reaming core rod includes a milling cutter column 1; milling cutter post 1 constitutes the main part connection structure of this reaming plug, the top of milling cutter post 1 is provided with grinding head 2, the bottom of milling cutter post 1 is connected and is fixed with first spliced pole 8, the bottom of first spliced pole 8 is connected with second spliced pole 14.
Further, in the embodiment of the present invention, a limiting groove 5 is disposed on a side wall of the bottom of the milling cutter column 1, a screw hole 6 is disposed on the limiting groove 5, a clamping plate 9 is fixed at a top end of the first connecting column 8, a water injection column 11 is vertically fixed at a center of the clamping plate 9, and the water injection column 11 and the water injection cavity 7 are vertically and correspondingly disposed, so that the milling cutter column 1 and the first connecting column 8 can be rapidly in limit butt joint.
Furthermore, in the embodiment of the present invention, a gasket 12 is nested on the water injection column 11, a fixing hole 10 is formed on the clamping plate 9, a first fastening screw 13 is arranged in the fixing hole 10, and the first fastening screw 13 is screwed and locked with the screw hole 6, so that the milling cutter column 1 and the first connecting column 8 can be quickly connected and disconnected, and the gasket 12 ensures the sealing property of the connection part to prevent liquid leakage.
Furthermore, in the embodiment of the present invention, the side wall of the first connecting column 8 is provided with positioning holes in a concave manner, six positioning holes are equidistantly arranged, the top end of the side wall of the second connecting column 14 is connected with a second fastening screw 15 in a screwing manner, and the second fastening screw 15 is locked with the positioning holes in a screwing manner, so that a worker can adjust the overall length of the reaming core rod as required to perform milling.
The working principle is as follows: when using this reaming plug, earlier first spliced pole 8 through the cardboard 9 at top with the spacing butt joint of milling cutter post 1 to twist the locking with its two through first fastening screw 13, when milling, carry out the reaming to the copper tubing through grinding head 2, and spray the coolant liquid through coolant liquid orifice 4 and cool down, the staff accessible is twisted second fastening screw 15 and is adjusted the whole length between first spliced pole 8 and the second spliced pole 14 soon, after adjusting its two to suitable length, twist soon the locking through second fastening screw 15 can.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A hard alloy copper pipe reaming core rod comprises a milling cutter column (1); the method is characterized in that: milling cutter post (1) constitutes the main part connection structure of this reaming plug, the top of milling cutter post (1) is provided with grinding head (2), the bottom of milling cutter post (1) is connected and is fixed with first spliced pole (8), the bottom of first spliced pole (8) is connected with second spliced pole (14).
2. The hard alloy copper pipe reaming core rod according to claim 1, characterized in that: the grinding head (2) is integrally of a conical structure, the top of the grinding head (2) is provided with an R16 arc chamfer, an R3 arc chamfer is arranged between the connection part of the milling cutter column (1) and the grinding head (2), and mirror polishing and grinding are carried out on the 35mm length formed by the grinding head (2) and the milling cutter column (1) together.
3. The hard alloy copper pipe reaming core rod according to claim 1, characterized in that: the spiral chip removing groove (3) is formed in the side wall of the grinding head (2), an anti-sticking coating is sprayed inside the chip removing groove (3), a cooling liquid spray hole (4) is formed in the center of the top of the grinding head (2), a water injection cavity (7) is formed in the milling cutter column (1) and the grinding head (2), and the water injection cavity (7) is communicated with the cooling liquid spray hole (4).
4. A cemented carbide copper tube reaming mandrel as claimed in claim 1 or 3 wherein: the milling cutter column is characterized in that a limiting groove (5) is formed in the side wall of the bottom of the milling cutter column (1), a screw hole (6) is formed in the limiting groove (5), a clamping plate (9) is fixed to the top end of a first connecting column (8), a water injection column (11) is vertically fixed to the center of the clamping plate (9), and the water injection column (11) and a water injection cavity (7) are arranged in a vertically corresponding mode.
5. The hard alloy copper pipe reaming core rod according to claim 4, characterized in that: a gasket (12) is nested on the water injection column (11), a fixing hole (10) is formed in the clamping plate (9), a first fastening screw (13) is arranged in the fixing hole (10), and the first fastening screw (13) and the screw hole (6) are screwed and locked.
6. The hard alloy copper pipe reaming core rod according to claim 1, characterized in that: be the indent formula on the lateral wall of first spliced pole (8) and be provided with the locating hole, the locating hole is the equidistance formula and is provided with six, and the lateral wall top of second spliced pole (14) is twisted soon and is connected with second fastening screw (15), and the locking is twisted soon to second fastening screw (15) and locating hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121602244.9U CN215392733U (en) | 2021-07-15 | 2021-07-15 | Hard alloy copper pipe reaming core rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121602244.9U CN215392733U (en) | 2021-07-15 | 2021-07-15 | Hard alloy copper pipe reaming core rod |
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| Publication Number | Publication Date |
|---|---|
| CN215392733U true CN215392733U (en) | 2022-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121602244.9U Active CN215392733U (en) | 2021-07-15 | 2021-07-15 | Hard alloy copper pipe reaming core rod |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114346693A (en) * | 2022-03-10 | 2022-04-15 | 常州市天磊传动机械有限公司 | Automatic machining device and method for valve sealing structure |
-
2021
- 2021-07-15 CN CN202121602244.9U patent/CN215392733U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114346693A (en) * | 2022-03-10 | 2022-04-15 | 常州市天磊传动机械有限公司 | Automatic machining device and method for valve sealing structure |
| CN114346693B (en) * | 2022-03-10 | 2022-05-24 | 常州市天磊传动机械有限公司 | Automatic machining device and method for valve sealing structure |
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