Online flange machining equipment

Abstract

The utility model relates to the technical field of machining equipment, in particular to online flange machining equipment which comprises a base, a rotary table is rotationally connected in the base, a machining part and a balance weight part are fixed on the rotary table, a plurality of supporting arms are arranged on the periphery of the base in a radial mode, and the supporting arms are detachably connected with the base. At least one set of extension boxes are detachably arranged at the ends, away from the base, of the supporting arms, adjusting boxes are arranged at the ends, away from the supporting arms, of the extension boxes, and abutting heads are arranged in the adjusting boxes. The detachable supporting arm is matched with the extension box and the adjusting box to achieve flexible supporting of the base, on-site transportation of online flange machining equipment is more flexible, the flange machining device can adapt to machining of flanges with different inner diameters, and the application range is wider.

Description

TECHNICAL FIELD

[0001] The utility model relates to machining equipment technical field especially relates to a kind of online flange machining equipment. BACKGROUND

[0002] Large flanges play a key role in many fields. In the energy industry such as oil and natural gas, large flanges are widely used in pipeline systems. In the machinery and chemical industry, large flanges also play an important role. They are used to connect various equipment and pipelines to ensure the smooth flow of fluids or gases. At the same time, the sealing performance of large flanges can effectively prevent medium leakage, as these pipeline systems need to withstand extreme conditions such as high pressure, high temperature and corrosion, so the sealing performance of large flanges is particularly important. Deformation and corrosion of flanges can cause leakage of fluids or gases, which needs to be repaired on site.

[0003] Chinese patent application with publication number CN202137664U discloses a large flange grinding machine used on site, which includes a base, a base surface adjustment platform arranged above the base, at least two support feet arranged horizontally on the side of the base for supporting and fixing, a connecting column arranged on the base surface adjustment platform perpendicular to the upper surface of the base surface adjustment platform, the lower end of the connecting column being rotatably connected to the base surface adjustment platform, a rotating arm frame arranged horizontally on the upper end of the connecting column, and a grinding mechanism connected to one end of the rotating arm frame for processing the flange surface. It can be applied to detect and grind the large flange surface on the construction site, but the support feet, connecting column and rotating arm frame are relatively bulky, making transportation on site difficult and limiting the flexibility of use. SUMMARY

[0004] The technical problem to be solved by the utility model is to provide an online flange machining equipment to solve the problem of poor flexibility of existing online flange machining equipment in on-site transportation by adopting detachable support arms cooperating with extension boxes and adjustment boxes to realize flexible support of the base.

[0005] To solve the above technical problems, the utility model adopts the technical scheme of an online flange machining equipment, which includes a base, a rotating table rotatably connected in the base, a processing part and a counterweight part fixed on the rotating table, a plurality of support arms arranged radially on the outer periphery of the base, the support arms being detachably connected with the base, at least one group of extension boxes being detachably arranged at the end of the support arms away from the base, an adjustment box being arranged at the end of the extension box away from the support arm, and an abutting head being arranged in the adjustment box.

[0006] Further optimize the technical scheme, one end of the adjusting box is detachably connected with the extension box through a flange plate, the other end is provided with a plurality of mounting holes, at least one mounting hole is provided with a threaded sleeve, a threaded sleeve is threadedly connected with an abutting head, the abutting head comprises a screw rod and a pad, the screw rod is provided with a ball head at the end away from the threaded sleeve, and the pad is rotatably sleeved on the outside of the ball head.

[0007] Further optimize the technical scheme, the end of the driving arm is detachably provided with a guide rail arm through a flange plate, one side of the guide rail arm is provided with a sliding rail, and a machining power head is slidably arranged in the sliding rail.

[0008] Further optimize the technical scheme, the counterweight part comprises a fixed box, the fixed box is fixed on the upper part of the rotary table, the fixed box is provided with a telescopic arm, and the telescopic arm is provided with a detachable counterweight block at the end away from the fixed box.

[0009] Further optimize the technical scheme, the rotary table is provided with a center hole in the middle, and the driving arm and the fixed box are arranged on the two sides of the center hole respectively.

[0010] Further optimize the technical scheme, the rotary table is provided with a limiting groove at the position corresponding to the driving arm, the driving arm is provided with a sliding plate strip at the position corresponding to the limiting groove, and the edge upper part of the limiting groove is provided with a pressing plate which is detachably pressed on the upper side of the sliding plate strip.

[0011] Compared with the prior art, the online flange machining equipment has the following advantages: 1, the detachable supporting arm cooperates with the extension box and the adjusting box to realize flexible support of the base, realizes more flexible on-site transportation of the online flange machining equipment, can adapt to the machining of flanges with different inner diameters, and has wider application range; 2, one or more mounting holes are arranged side by side, cooperated with the threaded sleeve and the screw rod, the adjustable support of the pad to the inner wall of the pipeline is realized, and the support stability is more controllable; 3, through the cooperation of the fixed box and the telescopic arm, the counterweight parameter of the counterweight part can be adjusted through the telescopic length of the telescopic arm, and the use flexibility is further improved. DRAWINGS

[0012] Figure 1 It is a schematic view of the upper side structure of an online flange machining equipment;

[0013] Figure 2 It is a top view of an online flange machining equipment;

[0014] Figure 3 It is an explosion schematic view of the supporting arm of an online flange machining equipment;

[0015] Figure 4 It is a schematic view of the internal structure of the adjusting box of an online flange machining equipment;

[0016] Figure 5 It is a schematic view of the structure of one end of the driving arm of an online flange machining equipment.

[0017] In the figure: 1, base; 2, rotary table; 20, center hole; 21, limiting groove; 22, pressing plate; 3, driving arm; 30, slide plate strip; 31, guide rail arm; 311, slide rail; 32, processing power head; 320, slide; 4, fixed box; 41, telescopic arm; 5, support arm; 51, extension box; 6, adjusting box; 60, mounting hole; 61, threaded sleeve; 62, screw; 621, ball head; 63, cushion block. DETAILED DESCRIPTION

[0018] To make the purpose, technical scheme and advantages of the present application more clear and understandable, the present application will be further described in detail below with reference to the drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the present application. In addition, in the following description, the description of known structures and technologies is omitted to avoid unnecessary confusion of the concept of the present application.

[0019] It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like referred to in the present application indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present disclosure and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present disclosure. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0020] Combination Figures 1 to 4As shown, an online flange processing equipment, including a circular base 1, the base 1 is rotatably connected with a rotary table 2, the rotary table 2 is fixed with a processing part and a counterweight part, the outer periphery of the base 1 is provided with a plurality of support arms 5 arranged in a radial manner, the support arm 5 is detachably connected with the base 1, the end of the support arm 5 away from the base 1 is detachably provided with at least one set of extension box 51, the end of the extension box 51 away from the support arm 5 is provided with an adjusting box 6, the adjusting box 6 is detachably connected with the extension box 51 through a flange, and the adjusting box 6 is provided with an abutting head. The end of the adjusting box 6 away from the extension box 51 is provided with a plurality of mounting holes 60, two mounting holes 60 are provided side by side in the embodiment, a threaded sleeve 61 is arranged in the mounting hole 60, an abutting head is threadedly connected in the threaded sleeve 61, the abutting head comprises a screw rod 62 and a pad 63, the end of the screw rod 62 away from the threaded sleeve 61 is provided with a ball head part 621, the pad 63 is rotatably sleeved on the outer side of the ball head part 621, and the end of the pad 63 away from the ball head part 621 is provided with a patterned non-slip surface for anti-skid when the equipment is supported. In use, the extension length of the screw rod 62 is adjusted by rotating the screw rod 62, so that the base 1 can be reliably positioned and positionally fine-adjusted, and the adjustment accuracy is more controllable. In the embodiment, the mounting holes 60 are provided side by side in two, the threaded sleeve 61 and the screw rod 62 can be simultaneously installed in the two mounting holes 60, the two pads 63 are simultaneously supported, the support contact area is increased, and the adaptability to different shaped support surfaces is also improved.

[0021] In use, the base 1 is supported and fixed through the support arm 5, the extension box 51 and the adjusting box 6, one end of the adjusting box 6 is detachably connected with the extension box 51 through a flange, the adjusting box 6 and the extension box 51 can be flexibly detached, the adjusting box 6 can be directly connected with the support arm 5 according to the inner diameter size of the flange to be processed on site to adapt to the processing of smaller size flanges, or a plurality of extension boxes 51 can be arranged to be connected with each other in sequence, and finally connected with the adjusting box 6 to adapt to the processing of larger size flanges.

[0022] As shown in combination Figure 1 and Figure 5 As shown, the processing part comprises a driving arm 3, the end of the driving arm 3 is detachably provided with a guide rail arm 31 through a connecting disc 33, four arc-shaped waist holes 331 are arranged in the connecting disc 33, the deflection angle of the long axis direction of the guide rail arm 31 can be adjusted through the arranged waist holes 331, and the adjustment difficulty in equipment installation and positioning is reduced.

[0023] As shown in combination Figure 1 and Figure 2As shown, one side of the guide rail arm 31 is provided with a sliding rail 311, the sliding rail 311 is slidably provided with a sliding seat 320, the sliding seat 320 is provided with a machining power head 32, and the bottom end of the machining power head 32 is provided with a milling cutter. The machining power head 32 is moved along the radial direction of the flange to be machined by the cooperation of the guide rail arm 31 and the sliding rail 311, and the machining power head 32 is provided with a tool bit motor, which provides power for the rotation of the bottom milling cutter.

[0024] In combination Figures 1 to 5 As shown, the counterweight part includes a fixed box 4 fixed on the upper part of the rotary table 2, the fixed box 4 is provided with a telescopic arm 41, and the end of the telescopic arm 41 away from the fixed box 4 is provided with a detachable counterweight block for the counterweight balance of the equipment during machining operation, thereby improving the machining precision.

[0025] The middle part of the rotary table 2 is provided with a center hole 20, and the driving arm 3 and the fixed box 4 are respectively arranged on the two sides of the center hole 20, so that the installation and maintenance of the device in the center hole 20 can be facilitated. In use, a rotary joint or a conductive slip ring (not shown in the figure) can be arranged in the center hole, and the rotary joint or the conductive slip ring is arranged to provide wired connection for the electrical equipment such as the machining power head 32.

[0026] In combination Figure 5 As shown, the rotary table 2 is provided with a limiting groove 21 at a position corresponding to the driving arm 3, the driving arm 3 is provided with a sliding plate strip 30 at a position corresponding to the limiting groove 21, and the limiting groove 21 is provided with a pressing plate 22 on the upper part of the edge. The driving arm 3 is detachably connected with the rotary table 2 through the slidable cooperation of the sliding plate strip 30 at the bottom of the driving arm 3 and the limiting groove 21, and the pressing of the two side pressing plates 22. Meanwhile, the pressing bolts in the pressing plates 22 can also be used to adjust the extension length of the driving arm 3 in the rotary table 2, thereby further improving the flexibility of the on-line flange machining equipment in use, and adapting to the repair machining of flanges of different sizes.

[0027] It should be understood that the above specific embodiments of the present application are only used for illustrative or explanatory purposes of the principles of the present application, and do not constitute a limitation on the present application. Therefore, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present application shall be included in the protection scope of the present application. In addition, the appended claims of the present application are intended to cover all changes and modifications falling within the scope and boundary of the appended claims, or the equivalent forms of such scope and boundary.

[0028] Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

Claims

1. An online flange machining apparatus comprising a base (1), characterized in that: The base (1) is rotatably connected with a rotary table (2), the rotary table (2) is fixed with a processing part and a counterweight part, the outer periphery of the base (1) is provided with a plurality of support arms (5) arranged in a radial manner, the support arms (5) are detachably connected with the base (1), and the ends, away from the base (1), of the support arms (5) are detachably provided with at least one set of extension boxes (51).

2. An online flange machining apparatus according to claim 1, characterized in that: One end of the adjustment box (6) is detachably connected with the extension box (51) through a flange plate, the other end is provided with a plurality of mounting holes (60), at least one of the mounting holes (60) is provided with a threaded sleeve (61), a abutting head is threadedly connected in the threaded sleeve (61), the abutting head comprises a screw rod (62) and a pad block (63), the screw rod (62) is provided with a ball head portion (621) at an end, away from the threaded sleeve (61), the pad block (63) is rotatably sleeved on the outside of the ball head portion (621).

3. An online flange machining apparatus as claimed in claim 1, wherein: The end of the driving arm (3) is detachably provided with a guide rail arm (31) through a flange plate, one side of the guide rail arm (31) is provided with a sliding rail (311), and the processing power head (32) is slidably arranged in the sliding rail (311).

4. An online flange machining apparatus as claimed in claim 1, wherein: The counterweight part comprises a fixed box (4), the fixed box (4) is fixed on the upper part of the rotary table (2), the fixed box (4) is provided with a telescopic arm (41) therein, and the telescopic arm (41) is provided with a detachable counterweight block at an end, away from the fixed box (4).

5. An online flange machining apparatus according to claim 4, characterized in that: The middle part of the rotary table (2) is provided with a center hole (20), and the driving arm (3) and the fixed box (4) are arranged on the two sides of the center hole (20) respectively.

6. An online flange machining apparatus as claimed in claim 1, wherein: The rotary table (2) is provided with a limiting groove (21) at a position corresponding to the driving arm (3), the driving arm (3) is provided with a sliding plate strip (30) at a position corresponding to the limiting groove (21), the limiting groove (21) is provided with a pressing plate (22) on the upper part of the edge, and the pressing plate (22) is detachably pressed on the upper side of the sliding plate strip (30).

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