Steel pipe flush beveling machine

Abstract

The utility model belongs to the field of steel pipe machining, and discloses a steel pipe flush beveling machine which comprises a grinding device used for rotating, grinding and machining a steel pipe and further comprises a supporting and adjusting device arranged on one side of the grinding device and used for bearing the steel pipe and adjusting the height of the steel pipe. A pressing rotating device used for fixing the steel pipe at three points and driving the steel pipe to rotate is installed on the adjusting device, the pressing rotating device comprises a connecting frame, a lower pressing roller is installed below the connecting frame, a fixed supporting roller is arranged on one side below the lower pressing roller, and a rotating supporting roller is arranged on one side of the fixed supporting roller. According to the flush beveling machine for the steel pipes, the arrangement of the end faces of the steel pipes is adjusted through rotation in cooperation with lifting, and the machining requirements of circumferential bevels and bevel bevels can be met at the same time; through the arrangement of three-point supporting and clamping, the steel pipe is fixed more stably; and the steel pipe is clamped through the hydraulic rod, adjustment is convenient, and operation convenience is improved.

Description

Technical Field

[0001] The utility model belongs to the field of steel pipe processing, in particular to a steel pipe beveling machine. Background Art

[0002] Pipe bevel refers to the process of processing and grinding the interface to form various styles of slopes when pipes are welded. Before welding steel pipes, it is usually necessary to perform bevel treatment first, that is, to process a bevel on the end face to facilitate welding of the steel pipe.

[0003] In contrast, a Chinese patent with announcement number CN211332614U discloses a beveling machine for steel pipe processing, comprising: a frame, characterized in that a support rod is provided on the top front end of the frame, a loading platform is fixedly mounted on the support rod, a steel pipe positioning groove is provided on the loading platform, a side baffle is provided on one side of the steel pipe positioning groove, a beveling support roller is provided directly in front of the steel pipe positioning groove, the beveling support roller is fixed to the frame through a double bearing seat, the tensioning roller is installed at the oblique rear of the beveling support roller, the transmission roller is installed at the oblique rear of the tensioning roller, the beveling support roller, the tensioning roller and the transmission roller are distributed in a triangle, the beveling support roller, the tensioning roller and the transmission roller are connected by a sand belt, and the transmission roller is connected to the transmission device.

[0004] However, in the grinding process of the above patent, it is not easy to rotate and adjust the position of the steel pipe, the processed groove has a single form, and the fixation of the steel pipe is not stable enough, so a new equipment needs to be designed. Utility Model Content

[0005] The utility model aims to provide a steel pipe beveling machine to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A steel pipe beveling machine includes a grinding device for rotating and grinding steel pipes, and also includes a support and adjustment device arranged on one side of the grinding device for supporting the steel pipes and adjusting the height of the steel pipes, and a clamping and rotating device installed on the support and adjustment device for fixing the steel pipes at three points and driving the steel pipes to rotate.

[0008] The support adjustment device comprises a base, a support frame is symmetrically arranged on one side of the base, a second hydraulic rod is installed on the base adjacent to the support frame, and a material discharge platform is arranged on the top of the second hydraulic rod;

[0009] The clamping and rotating device includes two first hydraulic rods, a connecting frame is installed on the top of the first hydraulic rods, a lower pressure roller is installed under the connecting frame, a fixed support roller is arranged on one side below the lower pressure roller, a rotating support roller is arranged on one side of the fixed support roller, a second motor is arranged on one side of the rotating support roller, and a second transmission belt is installed between the second motor and the rotating support roller.

[0010] Furthermore: the grinding device includes a first motor, a driving roller is arranged above the first motor, a first transmission belt is arranged between the first motor and the driving roller, a bevel roller is arranged on one side of the driving roller, a tensioning roller is arranged between the driving roller and the bevel roller, and an abrasive belt is installed between the driving roller, the tensioning roller and the bevel roller.

[0011] Furthermore: two support frames are symmetrically arranged, four second hydraulic rods are arranged, the unloading platform is bolted to the second hydraulic rods, and the second hydraulic rods are bolted to the base.

[0012] Furthermore: the first transmission belt and the second transmission belt are both toothed synchronous belts.

[0013] Furthermore, the driving roller, the tensioning roller and the groove roller are arranged in a triangle.

[0014] Furthermore, the connecting frame is in a cross shape as a whole, and the connecting frame is made of Q235 steel.

[0015] Furthermore: the fixed support roller and the rotating support roller are symmetrically arranged, and the lower pressure roller is arranged directly above the fixed support roller and the rotating support roller.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. By rotating and lifting to adjust the end face of the steel pipe, the processing requirements of the circular groove and the bevel groove can be met at the same time;

[0018] 2. The three-point support clamping setting makes the steel pipe more stable;

[0019] 3. The steel pipe is clamped by hydraulic rod, which is convenient for adjustment and improves the convenience of operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of a steel pipe beveling machine described in the utility model;

[0021] Figure 2 It is a structural schematic diagram of a grinding device of a steel pipe beveling machine described in the utility model;

[0022] Figure 3 This is an axonometric diagram of a support and adjustment device of a steel pipe flush beveling machine described in the utility model;

[0023] Figure 4 The utility model is a schematic diagram of the structure of a compacting and rotating device of a steel pipe flush beveling machine.

[0024] In the accompanying drawings: 1. grinding device; 101. first motor; 102. driving roller; 103. first transmission belt; 104. bevel roller; 105. sanding belt; 106. tensioning roller; 2. supporting and adjusting device; 201. base; 202. supporting frame; 203. second hydraulic rod; 204. unloading table; 3. pressing and rotating device; 301. first hydraulic rod; 302. connecting frame; 303. lower pressure roller; 304. fixed support roller; 305. rotating support roller; 306. second motor; 307. second transmission belt. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-Figure 4 A steel pipe beveling machine includes a grinding device 1 for rotating and grinding steel pipes, a supporting and adjusting device 2 arranged on one side of the grinding device 1 for supporting the steel pipes and adjusting the height of the steel pipes, and a clamping and rotating device 3 installed on the supporting and adjusting device 2 for fixing the steel pipes at three points and driving the steel pipes to rotate.

[0027] In this embodiment: the grinding device 1 includes a first motor 101, a driving roller 102 is arranged above the first motor 101, a first transmission belt 103 is arranged between the first motor 101 and the driving roller 102, a groove roller 104 is arranged on one side of the driving roller 102, a tensioning roller 106 is arranged between the driving roller 102 and the groove roller 104, and an abrasive belt 105 is installed between the driving roller 102, the tensioning roller 106 and the groove roller 104. The first transmission belt 103 adopts a toothed synchronous belt, and the driving roller 102, the tensioning roller 106 and the groove roller 104 are arranged in a triangle. The first motor 101 drives the driving roller 102 to rotate through the first transmission belt 103, and the driving roller 102 and the groove roller 104 drive the abrasive belt 105 to rotate at a high speed, and the tensioning roller 106 tensions the abrasive belt 105 to prevent the abrasive belt 105 from loosening during the high-speed rotation process;

[0028] In this embodiment: the support and adjustment device 2 includes a base 201, a support frame 202 is symmetrically arranged on one side of the base 201, a second hydraulic rod 203 is installed on the base 201 adjacent to the support frame 202, a discharge platform 204 is arranged on the top of the second hydraulic rod 203, two support frames 202 are symmetrically arranged, four second hydraulic rods 203 are arranged, the discharge platform 204 is bolted to the second hydraulic rod 203, the second hydraulic rod 203 is bolted to the base 201, and the second hydraulic rod 203 fixed on the base 201 achieves the purpose of feeding the steel pipe by lifting the discharge platform 204, and the support frame 202 mainly supports the driving roller 102, the tensioning roller 106 and the groove roller 104;

[0029] In this embodiment, the pressing and rotating device 3 includes two first hydraulic rods 301, a connecting frame 302 is installed on the top of the first hydraulic rod 301, a lower pressing roller 303 is installed below the connecting frame 302, a fixed support roller 304 is arranged on one side below the lower pressing roller 303, a rotating support roller 305 is arranged on one side of the fixed support roller 304, a second motor 306 is arranged on one side of the rotating support roller 305, a second transmission belt 307 is installed between the second motor 306 and the rotating support roller 305, and the connecting frame 302 is cross-shaped as a whole. The connecting frame 302 is made of Q235 steel, the fixed support roller 304 and the rotating support roller 305 are symmetrically arranged, the lower pressure roller 303 is arranged directly above the fixed support roller 304 and the rotating support roller 305, and the steel pipe is placed on the rotating support roller 305 and the fixed support roller 304. The first hydraulic rod 301 drives the lower pressure roller 303 to press the steel pipe downward through the connecting frame 302, and the second motor 306 rotates the rotating support roller 305 through the second transmission belt 307, and the rotating support roller 305 then drives the steel pipe to rotate;

[0030] Working principle: Place the steel pipe on the fixed support roller 304 and the rotating support roller 305, and after reasonably adjusting the position of the end face of the steel pipe relative to the abrasive belt 105, start the first hydraulic rod 301 to move downward, and the connecting frame 302 located at the top of the first hydraulic rod 301 drives the lower pressure roller 303 located below the connecting frame 302 to press the steel pipe, and start the second motor 306. The second motor 306 drives the rotating support roller 305 to rotate through the second transmission belt 307, and the steel pipe pressed by the lower pressure roller 303, the rotating support roller 305 and the fixed support roller 304 rotates accordingly, and then start the first motor 101 fixed on the base 201, and the first motor 101 drives the first transmission belt 103 The driving roller 102 located between the support frames 202 is driven to rotate, and the driving roller 102, the groove roller 104 and the sand belt 105 on the tensioning roller 106 rotate at high speed accordingly, so as to grind the groove of the end face of the steel pipe. The second hydraulic rod 203 on the base 201 raises and lowers the unloading table 204, and the steel pipe fixed on the unloading table 204 is fed by adjusting the horizontal height of the unloading table 204, so as to continuously grind the groove of the steel pipe. The second motor 306 provides rotation to the steel pipe and the second hydraulic rod 203 provides feeding to the steel pipe, so that the sand belt 105 can process a circular groove on the end face of the steel pipe, and when the second motor 306 is not working, an angled groove can be processed on the steel pipe.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A steel pipe beveling machine, comprising a grinding device (1) for rotary grinding of a steel pipe, characterized in that: It also includes a support adjustment device (2) disposed on one side of the grinding device (1) and used to support the steel pipe and adjust the height of the steel pipe, and a pressing and rotating device (3) installed on the support adjustment device (2) and used to fix the steel pipe at three points and drive the steel pipe to rotate; The support adjustment device (2) comprises a base (201), a support frame (202) is symmetrically arranged on one side of the base (201), a second hydraulic rod (203) is installed on the base (201) adjacent to the support frame (202), and a material discharge platform (204) is arranged on the top of the second hydraulic rod (203); The clamping and rotating device (3) comprises two first hydraulic rods (301), a connecting frame (302) is installed on the top of the first hydraulic rods (301), a lower pressure roller (303) is installed below the connecting frame (302), a fixed support roller (304) is arranged on one side below the lower pressure roller (303), a rotating support roller (305) is arranged on one side of the fixed support roller (304), a second motor (306) is arranged on one side of the rotating support roller (305), and a second transmission belt (307) is installed between the second motor (306) and the rotating support roller (305).

2. A steel pipe beveling machine according to claim 1, characterized in that: The grinding device (1) comprises a first motor (101), a driving roller (102) is arranged above the first motor (101), a first transmission belt (103) is arranged between the first motor (101) and the driving roller (102), a groove roller (104) is arranged on one side of the driving roller (102), a tensioning roller (106) is arranged between the driving roller (102) and the groove roller (104), and an abrasive belt (105) is installed between the driving roller (102), the tensioning roller (106) and the groove roller (104).

3. The steel pipe beveling machine according to claim 1, characterized in that: Two support frames (202) are symmetrically arranged, four second hydraulic rods (203) are arranged, the unloading platform (204) is bolted to the second hydraulic rods (203), and the second hydraulic rods (203) are bolted to the base (201).

4. A steel pipe beveling machine according to claim 2, characterized in that: The first transmission belt (103) and the second transmission belt (307) are both toothed synchronous belts.

5. The steel pipe beveling machine according to claim 2, characterized in that: The driving roller (102), the tensioning roller (106) and the groove roller (104) are arranged in a triangle.

6. The steel pipe beveling machine according to claim 1, characterized in that: The connecting frame (302) is in a cross shape as a whole, and the connecting frame (302) is made of Q235 steel material.

7. The steel pipe beveling machine according to claim 1, characterized in that: The fixed support roller (304) and the rotating support roller (305) are symmetrically arranged, and the lower pressure roller (303) is arranged directly above the fixed support roller (304) and the rotating support roller (305).

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