CN217412052U - Heavy-calibre high wall thickness spiral steel pipe indent equipment - Google Patents
Heavy-calibre high wall thickness spiral steel pipe indent equipment Download PDFInfo
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- CN217412052U CN217412052U CN202220117224.0U CN202220117224U CN217412052U CN 217412052 U CN217412052 U CN 217412052U CN 202220117224 U CN202220117224 U CN 202220117224U CN 217412052 U CN217412052 U CN 217412052U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The utility model discloses a heavy-calibre high wall thickness spiral steel pipe indent equipment, which comprises a base, wherein the base is provided with indent parts, the indent parts comprise two symmetrically arranged bases and indent parts, and two ends of the heavy-calibre high wall thickness spiral steel pipe are respectively placed on the indent parts at two sides; the base is provided with a hydraulic pressure booster, and the groove pressing component circularly presses the groove for multiple times on the large-caliber high-wall-thickness spiral steel pipe; and a support component is arranged below the large-caliber high-wall-thickness spiral steel pipe. The hydraulic pressurizer is used for carrying out pressurization and decompression control on the hydraulic oil cylinder, so that the pressure of the hydraulic oil cylinder and the upper compression roller on the large-caliber high-wall-thickness spiral steel pipe is controlled, the large-caliber high-wall-thickness spiral steel pipe is subjected to repeated circulating groove pressing treatment, and the problem that the groove pressing wheel of the large-wall-thickness steel pipe is low in pressure and cannot form a groove on the steel pipe is solved. The large-caliber high-wall-thickness spiral steel pipe is driven to rotate by the motor and the lower pressure roller, and the problem that the large-caliber and large-tonnage steel pipe is too heavy in self weight and cannot rotate is solved by matching with the supporting component.
Description
Technical Field
The utility model relates to a steel pipe indent processing technology field, in particular to heavy-calibre high wall thickness spiral steel pipe indent equipment.
Background
A spiral steel pipe product has a pipe diameter of 600 mm-1200 mm, a length of about 12 m, a wall thickness of 8mm-14mm, and a weight of 2-4.2 tons. The steel pipe end groove pressing processing is carried out, no special groove pressing equipment is provided for the large-caliber high-wall-thickness steel pipe through research, and the common groove pressing machine cannot press grooves of phi 600-1200mm spiral steel pipes. The general steel pipe indent, mainly to the straight seam and seamless little steel pipe, the length is about 200mm, and the wall thickness generally does not exceed 6mm, can once accomplish the indent processing. In order to meet the requirement of pressing groove treatment, the large-caliber high-wall-thickness steel pipe pressing groove equipment is developed.
SUMMERY OF THE UTILITY MODEL
For overcoming the problem that exists among the prior art, the utility model provides a heavy-calibre high wall thickness spiral steel pipe indent equipment.
The large-caliber high-wall-thickness spiral steel pipe groove pressing equipment comprises a base, wherein a groove pressing part is arranged on the base and comprises two symmetrically arranged bases and groove pressing parts, and two ends of a large-caliber high-wall-thickness spiral steel pipe are respectively placed on the groove pressing parts on two sides; the base is provided with a hydraulic pressure booster, and the groove pressing part presses the large-caliber high-wall-thickness spiral steel pipe for multiple times in a circulating manner; and a support component is arranged below the large-caliber high-wall-thickness spiral steel pipe.
Further, the indent part includes lower compression roller and the last compression roller that can reciprocate, and lower compression roller passes through the shaft coupling to be connected with the motor, and the both ends of heavy-calibre high wall thickness spiral steel pipe's inner wall are placed respectively on the lower compression roller of both sides, and the motor drives lower compression roller and heavy-calibre high wall thickness spiral steel pipe and rotates together.
Furthermore, the upper press roller is connected with a hydraulic oil cylinder which is vertically arranged and driven by the hydraulic oil cylinder to move up and down; the upper press roll is driven by the hydraulic oil cylinder to circularly press the groove on the large-caliber high-wall-thickness spiral steel pipe for many times.
Furthermore, one end of the lower pressing roller is connected with the coupler, the other end of the lower pressing roller is a free end, an annular groove is formed in the free end, and the upper pressing roller is correspondingly located above the annular groove.
Further, the thickness of the upper press roll is not more than the width of the annular groove.
Further, the upper compression roller is mounted on the bracket through a rotating shaft and rotates around the rotating shaft; the support is installed on the base.
Furthermore, the supporting component comprises at least one group, the supporting component comprises a supporting frame, two supporting rollers are arranged on the supporting frame, and the supporting rollers are supported on the outer wall of the bottom of the large-caliber high-wall-thickness spiral steel pipe.
Furthermore, the height of the supporting part can be adjusted according to the pipe diameter of the large-caliber high-wall-thickness spiral steel pipe.
Furthermore, the upper pressing roller and the lower pressing roller are made of 42CrMo materials, and the hardness is HRc 50-55.
To sum up, the utility model discloses an above-mentioned technical scheme's beneficial effect as follows:
the hydraulic pressurizer is used for controlling pressurization and depressurization of the hydraulic oil cylinder, so that the pressure of the hydraulic oil cylinder and the upper pressing roller on the large-caliber high-wall-thickness spiral steel pipe is controlled, the large-caliber high-wall-thickness spiral steel pipe is subjected to repeated circulating groove pressing treatment, and the problem that the groove pressing cannot be formed on the steel pipe due to the fact that the pressure of the large-wall-thickness steel pipe pressing roller is small is solved.
The large-caliber high-wall-thickness spiral steel pipe is driven to rotate by the motor and the lower pressure roller, and the problem that the large-caliber and large-tonnage steel pipe is too heavy in self weight and cannot rotate is solved by matching with the supporting component.
The problem that the pinch roller is broken when a large-wall-thickness steel pipe is compressed groove is solved by improving the material and the structure of the upper pinch roller and the lower pinch roller.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a front view of fig. 1.
Fig. 3 is a top view of fig. 1.
FIG. 4 is a structural view of one of the base and the indenting member.
Fig. 5 is a side view of fig. 4.
In the figure:
1. the device comprises a base, 2 parts of an upper compression roller, 3 parts of a lower compression roller, 4 parts of a hydraulic oil cylinder, 5 parts of a motor, 6 parts of a coupler, 7 parts of a hydraulic pressure booster, 8 parts of a large-caliber high-wall-thickness spiral steel pipe, 9 parts of an annular groove, 10 parts of a rotating shaft, 11 parts of a support, 12 parts of a support part, 13 parts of a bottom plate, 14 parts of a support rod, 15 parts of a support roller, 16 parts of a protective shell.
Detailed Description
The features and principles of the present invention will be described in detail below with reference to the accompanying drawings, and the illustrated embodiments are only for explaining the present invention, and do not limit the scope of the present invention.
As shown in fig. 1-3, the large-caliber high-wall-thickness spiral steel pipe 8 grooving equipment comprises a base 1, wherein a grooving component is arranged on the base 1, and specifically, the equipment comprises two bases 1 and grooving components which are symmetrically arranged. Namely, two symmetrical bases 1 are correspondingly arranged at two ends of the large-caliber high-wall-thickness spiral steel pipe 8, and the groove pressing part and other parts on the bases 1 are symmetrically arranged.
Two ends of the large-caliber high-wall-thickness spiral steel pipe 8 are respectively placed on the groove pressing parts on the two sides. As shown in fig. 4, the groove pressing component includes a lower pressing roller 3 and an upper pressing roller 2 capable of moving up and down, the lower pressing roller 3 is connected with a motor 5 through a coupler 6, two ends of the inner wall of the large-caliber high-wall-thickness spiral steel pipe 8 are respectively placed on the lower pressing rollers 3 on two sides, and the motor 5 drives the lower pressing roller 3 and the large-caliber high-wall-thickness spiral steel pipe 8 to rotate together. And a protective shell 16 for protecting the motor 5 and the coupling 6 is covered on the outer side of the motor, and the upper press roll 2 and the lower press roll 3 are made of 42CrMo and have the hardness of HRc50-55 (Rockwell hardness). The problem that the pinch roller is broken when a large-wall-thickness steel pipe is grooved is solved by improving the material and the structure of the upper pinch roller and the lower pinch roller.
The upper press roll 2 is connected with a hydraulic oil cylinder 4 which is vertically arranged and moves up and down under the driving of the hydraulic oil cylinder 4. The upper press roll 2 is driven by the hydraulic oil cylinder 4 to circularly press the groove of the large-caliber high-wall-thickness spiral steel pipe 8 for many times.
One end of the lower pressing roller 3 is connected with the coupler 6, the other end of the lower pressing roller 3 is a free end, an annular groove 9 is formed in the free end, and the upper pressing roller 2 is correspondingly located above the annular groove 9. The annular groove 9 is arranged to match with the upper compression roller 2 to extrude the large-caliber high-wall-thickness spiral steel pipe 8 to form a pressure groove at the end part of the large-caliber high-wall-thickness spiral steel pipe 8.
The thickness of the upper press roll 2 is not more than the width of the annular groove 9, when the upper press roll 2 moves downwards under the driving of the hydraulic oil cylinder 4, the upper press roll 2 is pressed at a position where the end part of the large-caliber high-wall-thickness spiral steel pipe 8 needs to form a press groove, and the annular groove 9 of the lower press roll 3 is just opposite to the upper press roll 2.
The upper press roll 2 is mounted on a bracket 11 through a rotating shaft 10, and the upper press roll 2 rotates around the rotating shaft 10. The support 11 is arranged on the base 1, and the hydraulic oil cylinder 4 is vertically arranged on the support 11.
The base 1 is provided with a hydraulic pressure booster 7 (figure 5), the pressure groove part carries out repeated pressure groove on the large-caliber high-wall-thickness spiral steel pipe 8 in a circulating way, and the hydraulic pressure booster 7 carries out proper pressurization and decompression on the hydraulic oil cylinder 4 according to the requirement of the pressure groove so as to realize repeated pressure groove treatment on the large-caliber high-wall-thickness spiral steel pipe 8 in a circulating way. Generally, it is required to perform the treatment of the press groove three times or more.
The below of heavy-calibre high wall thickness spiral steel pipe 8 is equipped with support component 12, and support component 12 includes at least a set of, and support component 12 includes the support frame, is equipped with two supporting rollers 15 on the support frame, and supporting rollers 15 supports the outer wall department in the heavy-calibre high wall thickness spiral steel pipe 8 bottom. The height of the support part 12 can be adjusted according to the pipe diameter of the large-caliber high-wall-thickness spiral steel pipe 8. Specifically, the support frame includes bottom plate 13, and the both ends of bottom plate 13 are equipped with the bracing piece 14 of vertical arrangement, are equipped with on the bracing piece 14 can the pivoted running roller 15, and running roller 15 supports in the below of heavy-calibre high wall thickness spiral steel pipe 8, holds in the palm heavy-calibre high wall thickness spiral steel pipe 8. The bottom of the support rod 14 may be screwed to the bottom plate 13, or a wedge-shaped plate may be provided on the bottom of the bottom plate 13 to adjust the height of the entire support member 12. The height adjustment of the supporting member 12 is not limited to the above-described adjustment, and the overall height of the supporting member 12 or the height of the supporting roller 15 may be adjusted in other structures or forms. The supporting rollers 15 are consistent in height and stably support the large-caliber high-wall-thickness spiral steel pipe 8 together.
During the use, place the station with fixed baseplate 1, adjust the height of support running roller 15 in the support component 12 below the heavy-calibre high wall thickness spiral steel pipe 8, place heavy-calibre high wall thickness spiral steel pipe 8 on the support running roller 15 of support component 12 with the driving, highly guarantee the steel pipe inner wall and press down 3 levels with the roller. Adjusting a standard position of a notching machine at a pipe orifice of the large-caliber high-wall-thickness spiral steel pipe 8, operating a hydraulic pressure booster 7 to enable an oil cylinder of the hydraulic oil cylinder 4 to extend out, and driving an upper pressing roller 2 to contact the outer surface of the large-caliber high-wall-thickness spiral steel pipe 8; the power motor 5 is started to drive the lower compression roller 3 and the large-caliber high-wall-thickness spiral steel pipe 8 to rotate through the coupler 6, the hydraulic booster 7 (booster pump) is operated to enable the hydraulic oil cylinder 4 to gradually press down, the large-caliber high-wall-thickness spiral steel pipe 8 drives the upper compression roller 2 to rotate, the amount of pressing at each time is controlled to be 1mm, after the steel pipe rotates for two weeks, the hydraulic booster pump is operated again to enable the upper compression roller 2 to press down, the pressing steps are repeated until the pressing groove meets the standard requirements, the power motor 5 is stopped after the pressing groove is completed, the hydraulic booster 7 is operated to drive an oil cylinder rod of the hydraulic oil cylinder 4 to roll back to drive the upper compression roller 2 to lift up and reset, the two ends of the steps are operated simultaneously, the large-caliber high-wall-thickness spiral steel pipe 8 is lifted out through a crane, and the pressing groove operation of the large-caliber high-wall-thickness spiral steel pipe 8 is completed.
The hydraulic pressure booster 7 is used for carrying out pressurization and pressure reduction control on the hydraulic oil cylinder 4, further controlling the pressure of the hydraulic oil cylinder 4 and the upper pressing roll 2 on the large-caliber high-wall-thickness spiral steel pipe 8, carrying out repeated circulating groove pressing treatment on the large-caliber high-wall-thickness spiral steel pipe 8, and solving the problem that the groove pressing wheel of the large-wall-thickness steel pipe is small in pressure and cannot form a groove on the steel pipe.
The motor 5 and the lower press roll 3 drive the large-caliber high-wall-thickness spiral steel pipe 8 to rotate, and the supporting part 12 is matched, so that the problem that the large-caliber and large-tonnage steel pipe is too heavy in self weight and cannot rotate is solved.
The problem that the pinch roller is broken when a large-wall-thickness steel pipe is compressed groove is solved by improving the material and the structure of the upper pinch roller and the lower pinch roller.
The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements of the present invention may be made by those skilled in the art without departing from the spirit of the present invention, which is defined by the appended claims.
Claims (9)
1. A heavy-calibre high wall thickness spiral steel pipe indent equipment, including the base, there are indent parts on the base, characterized by, including two bases and indent parts set up symmetrically, both ends of the heavy-calibre high wall thickness spiral steel pipe are placed on indent parts of both sides separately; the base is provided with a hydraulic pressure booster, and the groove pressing component circularly presses the groove for multiple times on the large-caliber high-wall-thickness spiral steel pipe; and a support component is arranged below the large-caliber high-wall-thickness spiral steel pipe.
2. The large-caliber high-wall-thickness spiral steel pipe grooving equipment according to claim 1, wherein the grooving part comprises a lower pressing roller and an upper pressing roller capable of moving up and down, the lower pressing roller is connected with a motor through a coupler, two ends of the inner wall of the large-caliber high-wall-thickness spiral steel pipe are respectively placed on the lower pressing rollers on two sides, and the motor drives the lower pressing roller and the large-caliber high-wall-thickness spiral steel pipe to rotate together.
3. The heavy-calibre high-wall-thickness spiral steel pipe grooving equipment according to claim 2, wherein the upper press roll is connected with a hydraulic oil cylinder which is vertically arranged and driven by the hydraulic oil cylinder to move up and down; the upper press roll is driven by the hydraulic oil cylinder to circularly press the groove on the large-caliber high-wall-thickness spiral steel pipe for many times.
4. The large-caliber high-wall-thickness spiral steel pipe groove pressing equipment as claimed in claim 2, wherein one end of the lower pressing roller is connected with the coupler, the other end of the lower pressing roller is a free end, an annular groove is formed in the free end, and the upper pressing roller is correspondingly located above the annular groove.
5. A heavy caliber high wall thickness spiral steel pipe grooving apparatus according to claim 4 wherein the thickness of the upper press roll is no greater than the width of the annular groove.
6. The heavy-calibre high-wall-thickness spiral steel pipe grooving equipment as claimed in claim 2, wherein the upper press roll is mounted on the support through a rotating shaft, and the upper press roll rotates around the rotating shaft; the support is installed on the base.
7. The heavy-calibre high wall thickness spiral steel pipe indent equipment of claim 1, characterized in that, the supporting component includes at least one set, and the supporting component includes the support frame, is equipped with two supporting rollers on the support frame, and the supporting roller supports the outer wall department at heavy-calibre high wall thickness spiral steel pipe bottom.
8. A heavy-calibre high wall thickness spiral steel pipe indent equipment as claimed in claim 1, wherein, the height of said bracing part can be adjusted according to the pipe diameter of heavy-calibre high wall thickness spiral steel pipe.
9. The heavy-calibre high-wall-thickness spiral steel pipe grooving equipment according to claim 2, wherein the upper pressing roll and the lower pressing roll are made of 42CrMo materials, and the hardness is HRc 50-55.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202220117224.0U CN217412052U (en) | 2022-01-17 | 2022-01-17 | Heavy-calibre high wall thickness spiral steel pipe indent equipment |
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CN202220117224.0U CN217412052U (en) | 2022-01-17 | 2022-01-17 | Heavy-calibre high wall thickness spiral steel pipe indent equipment |
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CN217412052U true CN217412052U (en) | 2022-09-13 |
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CN202220117224.0U Active CN217412052U (en) | 2022-01-17 | 2022-01-17 | Heavy-calibre high wall thickness spiral steel pipe indent equipment |
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2022
- 2022-01-17 CN CN202220117224.0U patent/CN217412052U/en active Active
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