CN216262716U - Guide plate adjusting mechanism of seamless steel pipe hot rolling mill - Google Patents
Guide plate adjusting mechanism of seamless steel pipe hot rolling mill Download PDFInfo
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- CN216262716U CN216262716U CN202122531990.XU CN202122531990U CN216262716U CN 216262716 U CN216262716 U CN 216262716U CN 202122531990 U CN202122531990 U CN 202122531990U CN 216262716 U CN216262716 U CN 216262716U
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- guide plate
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- rolling mill
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Abstract
The utility model discloses a guide plate adjusting mechanism of a seamless steel tube hot rolling mill, which comprises a rack, wherein three rollers are uniformly distributed on the rack around the axis circumference of a seamless steel tube, a guide plate is arranged between every two rollers, the guide plate is connected with a guide pillar extending along the radial direction of the seamless steel tube, a guide sleeve fixed on the rack is sleeved in the middle of the guide pillar, one end of the guide pillar, which is far away from the guide plate, is connected with a first hydraulic cylinder fixed on the rack, the middle part of the guide sleeve is provided with a through hole, an insert block is arranged in the through hole in a sliding manner, slots are uniformly distributed on the side surface of the guide pillar along the length direction of the guide pillar, one end of the insert block, which faces the guide pillar, is provided with insert teeth corresponding to the slots, and one end of the insert block, which is far away from the guide pillar, is connected with a second hydraulic cylinder fixed on the rack; the guide plate is simple in structure and convenient to use, and the adjustment of the guide plate in the radial direction of the seamless steel tube is met.
Description
Technical Field
The utility model belongs to the technical field of seamless steel pipe production equipment, and relates to a guide plate adjusting mechanism of a seamless steel pipe hot rolling mill.
Background
The guide plate is additionally arranged among gaps among the three rollers, so that the forming rate of the seamless steel tube is improved, but the guide plate adjusting mechanism of the seamless steel tube hot rolling machine is required because the guide plate has different diameters and the distance between the guide plates needs to be adjusted.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems, the utility model provides a guide plate adjusting mechanism of a seamless steel tube hot rolling mill, which well solves the problem of guide plate distance adjustment in the prior art.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a seamless steel pipe hot rolling mill baffle guiding mechanism, includes the frame, be provided with the three roll around seamless steel pipe axis circumference equipartition in the frame, two liang all be provided with the baffle between the roll, the baffle is connected with the guide pillar that extends along seamless steel pipe radial direction, guide pillar middle part cover is equipped with the guide pin bushing that is fixed in the frame, the one end that the guide pillar deviates from the baffle is connected with the first pneumatic cylinder that is fixed in the frame, the through-hole has been seted up at the middle part of guide pin bushing, it is provided with the inserted block to slide in the through-hole, be provided with the slot along guide pillar length direction equipartition on the guide pillar side, the inserted block is provided with the gear shaping corresponding with the slot towards the one end of guide pillar, the one end that the inserted block deviates from the guide pillar is connected with the second pneumatic cylinder that is fixed in the frame.
Furthermore, the guide pillar and the guide sleeve are in sliding connection through a sliding rail and sliding groove structure.
Furthermore, the cross section of the guide pillar and the cross section of the inner hole of the guide sleeve are both rectangular.
Furthermore, floating joints are connected between a piston rod of the first hydraulic cylinder and the guide pillar, and between a piston rod of the second hydraulic cylinder and the insert block.
Furthermore, the side wall of the slot is perpendicular to the axis of the guide pillar.
Furthermore, a chamfer is arranged at the notch of the slot.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the first hydraulic cylinder can drive the guide post to slide along the radial direction of the seamless steel pipe, the position of the guide plate can be adjusted according to the seamless steel pipes with different production sizes, and then the second hydraulic cylinder is used for pushing the insert block to the guide post, so that the gear shaping is inserted into the slot and is used for locking the positions of the guide post and the guide plate; the utility model has simple structure and convenient use, and meets the requirement of adjusting the position of the guide plate along the radial direction of the seamless steel tube.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the connection between the first hydraulic cylinder and the guide post according to the present invention;
FIG. 3 is a schematic view of the connection between the second hydraulic cylinder and the insert block according to the present invention.
In the figure: the device comprises a rack (1), a seamless steel pipe (2), a guide plate (3), a guide pillar (4), a guide sleeve (5), a first hydraulic cylinder (6), an insert block (7), an insert groove (8), gear shaping (9), a second hydraulic cylinder (10) and a floating joint (11).
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.
As shown in fig. 1, 2 and 3, the guide plate adjusting mechanism of the seamless steel tube hot rolling mill comprises a frame 1, three rollers uniformly distributed around the circumference of the axis of a seamless steel tube are arranged on the frame 1, a guide plate 3 is arranged between every two rollers, the guide plate 3 is connected with a guide post 4 extending along the radial direction of the seamless steel tube 2, specifically, the ends of the guide plate 3 and the guide post 4 are integrally connected with a flange and connected through a bolt, a guide sleeve 5 welded on the frame 1 is sleeved at the middle part of the guide post 4, one end of the guide post 4 departing from the guide post 4 is connected with a first hydraulic cylinder 6, an ear plate is welded on the cylinder body of the first hydraulic cylinder 6 and can be fixed on the frame 1 through a bolt, a through hole is arranged at the middle part of the guide sleeve 5, an insert block 7 is arranged in the through hole, and the insert block 7 can slide along the through hole, the side surface of the guide post 4 is provided with slots 8 which are uniformly distributed along the length direction of the guide post 4, one end of the insert 7 facing the guide post 4 is provided with gear teeth 9 corresponding to the slots 8, one end of the insert 7 departing from the guide post 4 is connected with a second hydraulic cylinder 10, and the second hydraulic cylinder 10 is also fixed on the frame 1 by adopting an ear plate and a bolt; when the technical scheme is used, the first hydraulic cylinder 6 can drive the guide post 4 to slide along the radial direction of the seamless steel tube 2, the position of the guide plate 3 can be adjusted according to the seamless steel tube 2 with different production sizes, and then the second hydraulic cylinder 10 is used for pushing the inserting block 7 to the guide post 4, so that the gear shaping 9 is inserted into the inserting groove 8 and used for locking the positions of the guide post 4 and the guide plate 3.
In this embodiment, the guide pillar 4 and the guide sleeve 5 are slidably connected through a sliding rail and sliding groove structure, specifically, a sliding rail is arranged on the guide pillar 4 along the length direction of the guide pillar, a sliding groove matched with the sliding rail is formed in the inner side wall of the guide sleeve 5, and the sliding rail sliding groove is of a dovetail shape or a T shape.
In the embodiment, the cross section of the guide post 4 and the cross section of the inner hole of the guide sleeve 5 are both rectangular, and when the guide post 4 slides along the guide sleeve 5, the rectangular cross section can prevent the guide post 4 from rotating in the sliding process, so that the guide plate 3 is prevented from rotating, and the use reliability of the guide plate 3 is improved.
In this embodiment, floating joints 11 are connected between the piston rod of the first hydraulic cylinder 6 and the guide post 4 and between the piston rod of the second hydraulic cylinder 10 and the insert block 7, and the floating joints 11 can reduce the requirement of the fit between the first hydraulic cylinder 6 and the guide post 4 and between the second hydraulic cylinder 10 and the insert block 7 at the installation positions, and can also prevent the occurrence of a clamping stagnation phenomenon during the sliding process of the insert block 7 and the guide post 4, thereby improving the installation flexibility; moreover, the distance between the first hydraulic cylinder 6 and the guide post 4 and the distance between the second hydraulic cylinder 10 and the insert block 7 can be finely adjusted through the floating joint 11, so that after the device is used for a period of time, the stroke of the guide post 4 and the insert block 7 can be finely adjusted, the stroke error is reduced, and the use flexibility is improved.
In this embodiment, the side wall of the slot 8 is perpendicular to the axis of the guide pillar 4, specifically, the longitudinal section of the slot 8 is rectangular, when the gear shaping 9 is inserted into the slot 8, the gear shaping 9 cannot be separated from the slot 8 even under the action of the reverse radial force of the seamless steel tube 2 by the guide pillar 4, and the guide pillar 4 is prevented from moving along the length direction of the guide sleeve 5.
In this embodiment, a chamfer is formed at the notch of the slot 8, so that the gear shaping 9 can be conveniently inserted into the slot 8.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a seamless steel pipe hot rolling mill baffle guiding mechanism, includes frame (1), be provided with the three roll around seamless steel pipe (2) axis circumference equipartition on frame (1), its characterized in that: guide plate (3) are arranged between every two rollers, guide plate (3) are connected with guide pillars (4) extending along the radial direction of seamless steel pipe (2), a guide sleeve (5) fixed on frame (1) is sleeved in the middle of guide pillars (4), one end of guide pillars (4) deviating from guide plate (3) is connected with first hydraulic cylinders (6) fixed on frame (1), a through hole is formed in the middle of guide sleeve (5), inserting blocks (7) are slidably arranged in the through hole, slots (8) uniformly distributed along the length direction of guide pillars (4) are arranged on the side face of guide pillars (4), inserting teeth (9) corresponding to slots (8) are arranged at one end of inserting blocks (7) facing guide pillars (4), and one end of inserting blocks (7) deviating from guide pillars (4) is connected with second hydraulic cylinders (10) fixed on frame (1).
2. The guide plate adjustment mechanism of a hot rolling mill for seamless steel pipes according to claim 1, characterized in that: the guide post (4) and the guide sleeve (5) are in sliding connection through a sliding rail and sliding groove structure.
3. The guide plate adjustment mechanism of a hot rolling mill for seamless steel pipes according to claim 1, characterized in that: the cross section of the guide post (4) and the cross section of the inner hole of the guide sleeve (5) are both rectangular.
4. The guide plate adjustment mechanism of a hot rolling mill for seamless steel pipes according to claim 1, characterized in that: and floating joints (11) are connected between a piston rod of the first hydraulic cylinder (6) and the guide post (4) and between a piston rod of the second hydraulic cylinder (10) and the insert block (7).
5. The guide plate adjustment mechanism of a hot rolling mill for seamless steel pipes according to claim 1, characterized in that: the side wall of the slot (8) is vertical to the axis of the guide post (4).
6. The guide plate adjustment mechanism of a hot rolling mill for seamless steel pipes according to claim 1, characterized in that: and a chamfer is arranged at the notch of the slot (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122531990.XU CN216262716U (en) | 2021-10-20 | 2021-10-20 | Guide plate adjusting mechanism of seamless steel pipe hot rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122531990.XU CN216262716U (en) | 2021-10-20 | 2021-10-20 | Guide plate adjusting mechanism of seamless steel pipe hot rolling mill |
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| Publication Number | Publication Date |
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| CN216262716U true CN216262716U (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122531990.XU Active CN216262716U (en) | 2021-10-20 | 2021-10-20 | Guide plate adjusting mechanism of seamless steel pipe hot rolling mill |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115351090A (en) * | 2022-10-20 | 2022-11-18 | 承德建龙特殊钢有限公司 | Floating adjusting device of pipe removing machine |
-
2021
- 2021-10-20 CN CN202122531990.XU patent/CN216262716U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115351090A (en) * | 2022-10-20 | 2022-11-18 | 承德建龙特殊钢有限公司 | Floating adjusting device of pipe removing machine |
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