CN214979712U - Steel pipe outer circular surface grinding device - Google Patents
Steel pipe outer circular surface grinding device Download PDFInfo
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- CN214979712U CN214979712U CN202120806587.0U CN202120806587U CN214979712U CN 214979712 U CN214979712 U CN 214979712U CN 202120806587 U CN202120806587 U CN 202120806587U CN 214979712 U CN214979712 U CN 214979712U
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- steel pipe
- swing arm
- grinding
- circular surface
- outer circular
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Abstract
The utility model discloses a steel pipe outer circular surface grinding device, which comprises a frame, a rotary conveying device, at least one swing arm, a grinding mechanism corresponding to the swing arm and a mandril mechanism corresponding to the swing arm; the rotary conveying device is suitable for conveying the steel pipe carried by the rotary conveying device to advance and driving the steel pipe to rotate in the advancing process; one end part of the swing arm is rotatably connected to the rack; the grinding mechanism is connected to the other end of the corresponding swing arm and is suitable for being pressed against the outer pipe wall of the steel pipe in the process that the swing arm swings downwards so as to grind the outer pipe wall of the steel pipe; the ejector rod mechanism is connected to the rack and is suitable for abutting against the corresponding swing arm to limit the corresponding swing arm to swing downwards when the swing arm swings downwards to a specified position. The utility model discloses thereby can avoid the excessive external diameter of avoiding the steel pipe of coping to do not need artifical compound chi to measure, can improve the efficiency and the saving cost of labor to the steel pipe coping.
Description
Technical Field
The utility model relates to an outer disc grinding device of steel pipe.
Background
At present, the quality of the steel pipe is affected by the defect of the outer circular surface frequently generated in the manufacturing process of the steel pipe, and the defect is removed by polishing the outer circular surface of the steel pipe in the existing treatment method. However, the outer diameter of the steel pipe is too small due to excessive grinding in the grinding process of the conventional grinding equipment, so that the outer diameter of the steel pipe needs to be monitored by manual measurement with repeated length in the grinding process, which reduces the grinding efficiency of the steel pipe.
Disclosure of Invention
The utility model aims to solve the technical problem that overcome prior art's defect, provide an outer disc grinding device of steel pipe, thereby it can avoid the excessive external diameter of avoiding the steel pipe of coping to do not need artifical compound chi to measure, can improve the efficiency and the saving cost of labor to the steel pipe coping.
In order to solve the technical problem, the technical scheme of the utility model is that: the utility model provides an outer disc grinding device of steel pipe, it includes:
a frame;
the rotary conveying device is connected to the rack and is suitable for bearing the steel pipe, and the rotary conveying device is suitable for conveying the steel pipe borne by the rotary conveying device to advance along the axial direction of the steel pipe and driving the steel pipe to rotate around a central shaft of the steel pipe in the advancing process;
one end of the swing arm is rotatably connected to the rack;
the polishing mechanism is connected to the other end of the corresponding swing arm and is suitable for abutting against the outer pipe wall of the steel pipe in the process that the swing arm swings downwards so as to polish the outer pipe wall of the steel pipe;
and the ejector rod mechanism is connected to the rack and is suitable for abutting against the corresponding swing arm to limit the corresponding swing arm to swing downwards when the swing arm swings downwards to a specified position, so that the position of the grinding mechanism is maintained.
Further provides a concrete structure of the rotary conveying device, wherein the rotary conveying device comprises a driving mechanism and at least one group of conveying wheel sets; wherein the content of the first and second substances,
the conveying wheel set comprises two conveying wheels which are abutted against the outer pipe wall of the steel pipe to support the steel pipe;
the conveying wheel is obliquely arranged and is rotationally connected to the rack;
the driving mechanism is connected with the conveying wheel and is suitable for driving the conveying wheel to rotate so as to drive the steel pipe to move along the axial direction of the steel pipe and rotate around the central shaft of the steel pipe.
Further provides a concrete structure of the driving mechanism, the driving mechanism comprises at least one driving motor, and the driving motor is in transmission connection with the conveying wheel so as to drive the conveying wheel to rotate.
Further, the wheel axle of the conveying wheel inclines leftwards or rightwards along the advancing direction of the steel pipe.
Further provides a concrete structure of the grinding mechanism, the grinding mechanism comprises a grinding motor and a grinding wheel; wherein the content of the first and second substances,
the grinding motor is connected to the swing arm, and the grinding wheel is connected to an output shaft of the grinding motor.
Further provides a concrete structure of the mandril mechanism, the mandril mechanism comprises a support rod and a lower blocking component, wherein,
one end part of the supporting rod is connected to the rack;
the lower blocking part is connected to the other end of the supporting rod and is suitable for abutting against the lower end face of the corresponding swing arm to limit the swing arm to swing downwards when the corresponding swing arm swings downwards to a specified position.
Furthermore, a kidney-shaped groove for the upper end part of the corresponding support rod to pass through is arranged on the swing arm.
Further, in order to prevent the upper end of the support rod from being separated from the kidney-shaped groove, the ejector rod mechanism further comprises an upper blocking part, and the upper blocking part is connected to the upper end of the support rod and is suitable for abutting against the upper end face of the swing arm when the swing arm is lifted upwards so as to prevent the upper end of the support rod from being separated from the kidney-shaped groove.
Further provides a concrete structure of the supporting rod, and the supporting rod is a threaded rod;
the lower end part of the supporting rod is in threaded connection with the rack;
the lower end of the support rod is connected with a hand wheel.
In order to further absorb dust generated by grinding, the grinding device for the outer circular surface of the steel pipe further comprises a negative pressure fan and a dust absorption cover corresponding to the grinding mechanism; wherein the content of the first and second substances,
the ash suction cover covers the periphery of the corresponding grinding mechanism;
the negative pressure fan is connected with the dust suction cover and is suitable for sucking away dust ground by the grinding mechanism in the dust suction cover.
After the technical scheme is adopted, the grinding mechanism abuts against the outer pipe wall of the steel pipe under the action of gravity, and the steel pipe rotates while advancing, so that the grinding mechanism grinds the outer pipe wall of the steel pipe, and further, defects on the outer pipe wall of the steel pipe are ground. When the diameter of the outer pipe wall is polished to be reduced, the swing arms swing downwards, when the diameter of the outer pipe wall is polished to be a specified size, the swing arms also swing downwards in place, then the ejector rod mechanisms support the swing arms to limit the corresponding swing arms to swing downwards so as to keep the position of the polishing mechanism, so that the outer pipe wall of the steel pipe is prevented from being excessively polished, the outer diameter of the steel pipe is prevented from being smaller, and the dimensional accuracy of the outer diameter of the steel pipe is guaranteed. And in the grinding process, manual continuous repeated ruler measurement is not needed, so that the grinding efficiency of the steel pipe is improved, and the labor cost is saved.
Drawings
Fig. 1 is a schematic structural view of a steel pipe outer circular surface grinding device of the present invention;
fig. 2 is a plan view of the rotary conveyor of the present invention;
fig. 3 is a side view of the grinding device for the outer circular surface of the steel pipe of the present invention.
Detailed Description
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.
As shown in fig. 1 to 3, a grinding device for an outer circular surface of a steel pipe comprises:
a frame 1;
the rotary conveying device 100 is connected to the rack 1 and is suitable for bearing the steel pipe 2, and the rotary conveying device 100 is suitable for conveying the steel pipe 2 borne by the rotary conveying device to advance along the axial direction of the steel pipe 2 and drive the steel pipe 2 to rotate around the central axis of the steel pipe 2 in the advancing process;
one end of the swing arm 3 is rotatably connected to the frame 1;
the grinding mechanism 200 is connected to the other end of the corresponding swing arm 3, and is suitable for being abutted against the outer pipe wall of the steel pipe 2 in the process that the swing arm 3 swings downwards so as to grind the outer pipe wall of the steel pipe 2; specifically, the swing arm 3 swings downwards under the action of gravity;
the ejector rod mechanism 300 corresponds to the swing arm 3, and the ejector rod mechanism 300 is connected to the rack 1 and is suitable for abutting against the corresponding swing arm 3 to limit the corresponding swing arm 3 to swing downwards when the swing arm 3 swings downwards to a specified position, so that the position of the coping mechanism 200 is maintained; specifically, under the action of gravity, the grinding mechanism 200 abuts against the outer pipe wall of the steel pipe 2, and the steel pipe 2 rotates while advancing, so that the grinding mechanism 200 grinds the outer pipe wall of the steel pipe 2, and further, the defects on the outer pipe wall of the steel pipe 2 are ground. When the diameter of the outer pipe wall is polished to be reduced, the swing arm 3 swings downwards, when the diameter of the outer pipe wall is polished to a specified size, the swing arm 3 also swings downwards to a proper position, then the ejector rod mechanism 300 abuts against the swing arm 3 to limit the corresponding swing arm 3 to swing downwards so as to keep the position of the grinding mechanism 200, so that the outer pipe wall of the steel pipe 2 is prevented from being excessively ground, the outer diameter of the steel pipe 2 is prevented from being reduced, and the dimensional accuracy of the outer diameter of the steel pipe 2 is ensured. And in the grinding process, manual continuous repeated ruler measurement is not needed, so that the grinding efficiency of the steel pipe 2 is improved, and the labor cost is saved. Wherein, the outer circular surface of the steel tube 2 is the outer tube wall of the steel tube 2; in this embodiment, there are 4 swing arms 3, and the coping mechanism 200 and the ejector rod mechanism 300 correspond to the swing arms 3 one to one.
As shown in FIGS. 1-3, the rotary conveyor 100 may be, for example, but not limited to, a structure including a driving mechanism and at least one set of conveying wheels; wherein the content of the first and second substances,
the conveying wheel set comprises two conveying wheels 4 which are abutted against the outer pipe wall of the steel pipe 2 to support the steel pipe 2;
the conveying wheel 4 is obliquely arranged and is rotationally connected to the rack 1;
the driving mechanism is connected with the conveying wheel 4 and is suitable for driving the conveying wheel 4 to rotate so as to drive the steel pipe 2 to move along the axial direction of the steel pipe 2 and rotate around the central shaft of the steel pipe 2; specifically, since the conveying wheel 4 is disposed obliquely, the force applied to the steel pipe 2 by the conveying wheel 4 can be decomposed into a circumferential force for driving the steel pipe 2 to rotate and an axial force for driving the steel pipe 2 to move, and the steel pipe 2 can be moved in the axial direction of the steel pipe 2 while rotating around the central axis of the steel pipe 2.
As shown in fig. 1 to 3, the driving mechanism may include at least one driving motor 5, and the driving motor 5 is in transmission connection with the conveying wheel 4 to drive the conveying wheel 4 to rotate; specifically, the conveying wheel sets may be provided with 2 groups or 3 groups or more, and the driving motors 5 may be provided with 2 groups or 3 groups or more; in this embodiment, the conveying wheel sets are provided with 6 sets, and the driving motors 5 are provided with 6 sets.
As shown in fig. 1 to 3, the wheel axle of the conveying wheel 4 inclines leftwards or rightwards along the advancing direction of the steel tube 2; in this embodiment, the wheel axis of the conveying wheel 4 is inclined to the right in the advancing direction of the steel pipe 2.
As shown in fig. 1 and 3, the sharpening mechanism 200 may include a sharpening motor 6 and a sharpening wheel 7; wherein the content of the first and second substances,
the grinding motor 6 is connected to the swing arm 3, and the grinding wheel 7 is connected to an output shaft of the grinding motor 6; specifically, the outer peripheral portion of the grinding wheel 7 abuts against the outer pipe wall of the steel pipe 2.
As shown in fig. 1 and 3, the ram mechanism 300 is, for example and without limitation, a structure including a support bar 8 and a lower blocking member 9, wherein,
one end part of the supporting rod 8 is connected to the frame 1;
the lower blocking part 9 is connected to the other end of the support rod 8 and is suitable for abutting against the lower end face of the corresponding swing arm 3 to limit the swing arm 3 to swing downwards when the corresponding swing arm 3 swings downwards to a specified position, so that the position of the grinding mechanism 200 is maintained, the outer pipe wall of the steel pipe 2 is prevented from being excessively ground, the outer diameter of the steel pipe 2 is prevented from being too small, and the size precision of the outer diameter of the steel pipe 2 is ensured.
As shown in fig. 1 and 3, the swing arm 3 may be provided with a kidney-shaped slot 10 through which the upper end of the corresponding support rod 8 passes.
As shown in fig. 1 and 3, the push rod mechanism 300 may further include an upper blocking member 12, wherein the upper blocking member 12 is connected to the upper end of the support rod 8 and adapted to abut against the upper end surface of the swing arm 3 when the swing arm 3 is lifted upward to prevent the upper end of the support rod 8 from being separated from the kidney-shaped groove 10.
In this embodiment, the support rod 8 may be a threaded rod;
the lower end part of the supporting rod 8 is in threaded connection with the rack 1;
the lower end part of the support rod 8 is connected with a hand wheel 11; specifically, go up barrier unit 12 with barrier unit 9 can threaded connection respectively down on the bracing piece 8, through rotating hand wheel 11 can drive bracing piece 8 is rotatory, and then makes bracing piece 8 is along the axial displacement of bracing piece 8, and then drives barrier unit 9 removes down, and then can adjust the diameter after steel pipe 2 is polished and is accomplished.
In this embodiment, the steel tube outer circular surface grinding device may further include a negative pressure fan and an ash suction hood corresponding to the grinding mechanism 200; wherein the content of the first and second substances,
the ash suction cover covers the periphery of the corresponding grinding mechanism 200;
the negative pressure fan is connected with the dust suction cover and is suitable for sucking away dust ground by the grinding mechanism 200 in the dust suction cover, so that a certain environment-friendly function is realized.
The working principle of the utility model is as follows:
under the action of gravity, the grinding mechanism 200 abuts against the outer pipe wall of the steel pipe 2, and the steel pipe 2 rotates while advancing, so that the grinding mechanism 200 grinds the outer pipe wall of the steel pipe 2, and further, the defects on the outer pipe wall of the steel pipe 2 are ground. When the diameter of the outer pipe wall is polished to be reduced, the swing arm 3 swings downwards, when the diameter of the outer pipe wall is polished to a specified size, the swing arm 3 also swings downwards to a proper position, then the ejector rod mechanism 300 abuts against the swing arm 3 to limit the corresponding swing arm 3 to swing downwards so as to keep the position of the grinding mechanism 200, so that the outer pipe wall of the steel pipe 2 is prevented from being excessively ground, the outer diameter of the steel pipe 2 is prevented from being reduced, and the dimensional accuracy of the outer diameter of the steel pipe 2 is ensured. And in the grinding process, manual continuous repeated ruler measurement is not needed, so that the grinding efficiency of the steel pipe 2 is improved, and the labor cost is saved.
The above-mentioned embodiments further explain in detail the technical problems, technical solutions and advantages solved by the present invention, and it should be understood that the above only is a specific embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
Claims (10)
1. The utility model provides an outer disc grinding device of steel pipe which characterized in that, it includes:
a frame (1);
the rotary conveying device (100) is connected to the rack (1) and is suitable for bearing the steel pipe (2), the rotary conveying device (100) is suitable for conveying the steel pipe (2) borne by the rotary conveying device to advance along the axial direction of the steel pipe (2) and drive the steel pipe (2) to rotate around the central shaft of the steel pipe (2) in the advancing process;
one end of the swing arm (3) is rotatably connected to the rack (1);
the grinding mechanism (200) is connected to the other end of the corresponding swing arm (3) and is suitable for being abutted against the outer pipe wall of the steel pipe (2) in the process that the swing arm (3) swings downwards so as to grind the outer pipe wall of the steel pipe (2);
and the ejector rod mechanism (300) corresponds to the swing arm (3), and the ejector rod mechanism (300) is connected to the rack (1) and is suitable for abutting against the corresponding swing arm (3) to limit the corresponding swing arm (3) to swing downwards when the swing arm (3) swings downwards to a specified position, so that the position of the coping mechanism (200) is maintained.
2. The grinding device for the outer circular surface of the steel pipe according to claim 1, wherein the rotary conveying device (100) comprises a driving mechanism and at least one group of conveying wheel sets; wherein the content of the first and second substances,
the conveying wheel set comprises two conveying wheels (4) which are abutted against the outer pipe wall of the steel pipe (2) to support the steel pipe (2);
the conveying wheel (4) is obliquely arranged and is rotationally connected to the rack (1);
the driving mechanism is connected with the conveying wheel (4) and is suitable for driving the conveying wheel (4) to rotate so as to drive the steel pipe (2) to move along the axial direction of the steel pipe (2) and rotate around the central shaft of the steel pipe (2).
3. The grinding device for the outer circular surface of the steel pipe according to claim 2, wherein the driving mechanism comprises at least one driving motor (5), and the driving motor (5) is in transmission connection with the conveying wheel (4) to drive the conveying wheel (4) to rotate.
4. The grinding device for the outer circular surface of the steel pipe according to claim 2, wherein the axle of the conveying wheel (4) is inclined leftwards or rightwards along the advancing direction of the steel pipe (2).
5. The steel pipe outer circular surface grinding device according to claim 1, wherein the grinding mechanism (200) comprises a grinding motor (6) and a grinding wheel (7); wherein the content of the first and second substances,
the grinding motor (6) is connected to the swing arm (3), and the grinding wheel (7) is connected to an output shaft of the grinding motor (6).
6. The grinding device for the outer circular surface of a steel pipe according to claim 1, wherein the ejector rod mechanism (300) comprises a support rod (8) and a lower blocking member (9), wherein,
one end part of the supporting rod (8) is connected to the rack (1);
the lower blocking part (9) is connected to the other end of the supporting rod (8) and is suitable for abutting against the lower end face of the corresponding swing arm (3) when the corresponding swing arm (3) swings downwards to a specified position so as to limit the swing arm (3) to swing downwards.
7. The grinding device for the outer circular surface of the steel pipe according to claim 6, wherein the swing arm (3) is provided with a kidney-shaped groove (10) for the upper end portion of the corresponding support rod (8) to pass through.
8. The grinding device for the outer circular surface of a steel pipe according to claim 7, wherein the ejector rod mechanism (300) further comprises an upper blocking member (12), the upper blocking member (12) being connected to the upper end portion of the support rod (8) and adapted to abut against the upper end surface of the swing arm (3) when the swing arm (3) is lifted upward to prevent the upper end portion of the support rod (8) from being separated from the kidney-shaped groove (10).
9. The grinding device for the outer circular surface of the steel pipe according to claim 8, wherein the support rod (8) is a threaded rod;
the lower end part of the supporting rod (8) is in threaded connection with the rack (1);
the lower end part of the support rod (8) is connected with a hand wheel (11).
10. The grinding device for the outer circular surface of the steel pipe according to claim 1, further comprising a negative pressure fan and an ash suction cover corresponding to the grinding mechanism (200); wherein the content of the first and second substances,
the ash suction cover covers the periphery of the corresponding grinding mechanism (200);
the negative pressure fan is connected with the dust suction cover and is suitable for sucking away dust ground by the grinding mechanism (200) in the dust suction cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120806587.0U CN214979712U (en) | 2021-04-19 | 2021-04-19 | Steel pipe outer circular surface grinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120806587.0U CN214979712U (en) | 2021-04-19 | 2021-04-19 | Steel pipe outer circular surface grinding device |
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| Publication Number | Publication Date |
|---|---|
| CN214979712U true CN214979712U (en) | 2021-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120806587.0U Active CN214979712U (en) | 2021-04-19 | 2021-04-19 | Steel pipe outer circular surface grinding device |
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| CN (1) | CN214979712U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115139162A (en) * | 2022-09-06 | 2022-10-04 | 烟台汇金精密机械有限公司 | Multifunctional lathe for steel pipe machining |
-
2021
- 2021-04-19 CN CN202120806587.0U patent/CN214979712U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115139162A (en) * | 2022-09-06 | 2022-10-04 | 烟台汇金精密机械有限公司 | Multifunctional lathe for steel pipe machining |
| CN115139162B (en) * | 2022-09-06 | 2022-11-18 | 烟台汇金精密机械有限公司 | Multifunctional lathe for steel pipe machining |
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