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CN-224222851-U - A chamfer adjustment mechanism for flange bolt cutting saw

CN224222851UCN 224222851 UCN224222851 UCN 224222851UCN-224222851-U

Abstract

The utility model provides an angle cutting adjusting mechanism for a flange bolt cutting saw, which comprises a supporting plate, a fixing plate, an angle adjusting mechanism, two clamping mechanisms, two flange fixing structures and 4 positioning mechanisms, wherein the two clamping mechanisms are symmetrically arranged at the left side and the right side of the fixing plate and are used for clamping the side part of a shell of the flange bolt cutting saw, the lower end face of the fixing plate is connected with the supporting plate through the angle adjusting mechanism, the 4 positioning mechanisms are symmetrically arranged on the supporting plate, one end of each positioning mechanism is hinged with the supporting plate, and the other end of each positioning mechanism is connected with the fixing plate. The utility model discloses a corner cutting adjusting mechanism for a flange bolt cutting saw, which solves the problem that the flange bolt cutting saw in the related art can only cut vertically or horizontally, so that the corner cutting adjusting mechanism lacks a corner cutting adjusting function.

Inventors

  • LIU DONGYANG
  • LEI ZHI

Assignees

  • 鑫合提采(天津)科技发展有限公司

Dates

Publication Date
20260512
Application Date
20250606

Claims (7)

  1. 1. The corner cutting adjusting mechanism for the flange bolt cutting saw is characterized by comprising a supporting plate (200), a fixing plate (100), an angle adjusting mechanism (500), two clamping mechanisms (600), two flange fixing structures (300) and 4 positioning mechanisms (400); The two clamping mechanisms (600) are symmetrically arranged at the left side and the right side of the fixed plate (100), and the clamping mechanisms (600) are used for clamping the side parts of the shell of the flange bolt cutting saw; The lower end face of the fixed plate (100) is connected with the supporting plate (200) through the angle adjusting mechanism (500), 4 positioning mechanisms (400) are symmetrically arranged on the supporting plate (200), one end of each positioning mechanism (400) is hinged with the supporting plate (200), and the other end of each positioning mechanism (400) is connected with the fixed plate (100); The two flange fixing structures (300) are symmetrically arranged on the lower end face of the supporting plate (200), and the flange fixing structures (300) are used for connecting with the side end faces of the flange.
  2. 2. The angle adjusting mechanism for a flange bolt cutting saw according to claim 1, wherein the angle adjusting mechanism (500) comprises a hinge structure, an adjusting plate (520), a sliding rack (510), an adjusting screw (530), a sliding rod (540), a limiting block and two side baffles, the two side baffles are symmetrically arranged at the left end and the right end of the supporting plate (200), the adjusting plate (520) is arranged at the lower end face of the fixing plate (100), a tooth structure is arranged at the bottom of the adjusting plate (520), the tooth structure is matched with the sliding rack (510), the sliding rack (510) is arranged between the two side baffles, one end of the sliding rack (510) is rotationally connected with the adjusting screw (530), the other end of the sliding rack (510) is connected with the sliding rod (540), the end of the sliding rod (540) away from the sliding rack (510) is connected with the limiting block, the adjusting screw (530) is in threaded connection with one side baffle, the adjusting plate (540) is in sliding fit with one side baffle, and the adjusting plate (520) is connected with the supporting plate (200) through the hinge structure.
  3. 3. The corner cutting adjustment mechanism for a flange bolt cutting saw according to claim 1, wherein the clamping mechanism (600) comprises a fixed clamping plate (610) and a locking bolt (620), a positioning notch is formed in the side portion of a shell of the flange bolt cutting saw, a mounting notch is formed in the side portion of the fixed clamping plate (100), the bottom of the fixed clamping plate (610) is connected with the mounting notch through the locking bolt (620), and a positioning protrusion (630) capable of being matched with the positioning notch is formed in the inner side end face of the fixed clamping plate (610).
  4. 4. A corner cut adjusting mechanism for a flange bolt cutting saw according to any one of claims 1-3, wherein the positioning mechanism (400) comprises a positioning plate (410) and a positioning assembly (420), the positioning plate (410) is provided with a travel hole, the end of the positioning plate (410) is hinged with the supporting plate (200) through a rotating shaft, the fixing plate (100) is connected with the travel hole through the positioning assembly (420), and the positioning assembly (420) is used for realizing connection and fixation of the positioning plate (410) and the fixing plate (100).
  5. 5. The corner cutting adjustment mechanism for a flange bolt cutting saw according to claim 4, wherein the flange fixing structure (300) comprises a fixing base and a fixing bolt (320), a curved surface capable of being matched with the side end face of the flange is arranged on the inner side of the fixing base, the fixing bolt (320) is arranged at the bottom of the fixing base, and the fixing bolt (320) is used for being connected with a threaded hole preset in the side end face of the flange.
  6. 6. The corner cutting adjustment mechanism for a flange bolt cutting saw as set forth in claim 2, wherein the hinge structure comprises a rotating rod and two hinge bases (210), the rotating rod is rotatably connected with the adjustment plate (520), the front end and the rear end of the rotating rod are respectively provided with one hinge base (210), and the bottom of the hinge base (210) is connected with the support plate (200).
  7. 7. The bevel adjustment mechanism for a flange bolt cutting saw of claim 4 wherein said positioning assembly (420) comprises a positioning bolt and a spacer, said threaded portion of said positioning bolt being connected to a fixed plate (100), said positioning bolt being slidable in a row Cheng Kongna, said spacer being disposed between said positioning plate (410) and a countersunk portion of said positioning bolt.

Description

A chamfer adjustment mechanism for flange bolt cutting saw Technical Field The utility model belongs to the technical field of cutting, and particularly relates to a corner cutting adjusting mechanism for a flange bolt cutting saw. Background The flange bolt cutting saw is a special tool specially used for quickly cutting rusted, deformed or difficultly detached bolts in flange connection, and is common in the fields of petrochemical industry, offshore oil gas emergency rescue and the like. The high-efficiency bolt cutting device has the core function of efficiently cutting the bolt through a high-power cutting saw blade (usually hydraulically or electrically driven), and is suitable for narrow spaces or emergency repair scenes. The flange bolt cutting saw in the related art can only cut vertically or horizontally, so that the problem of lack of a cutting angle adjusting function is caused, and the device only supports horizontal or vertical installation and cannot adjust the included angle between the cutting disc and the workpiece. If the bolts are required to be beveled or the flange is required to be mounted in a non-vertical/horizontal manner, the position of the flange is required to be additionally adjusted or an auxiliary clamp is required to be used, so that the operation complexity is increased. Disclosure of Invention In view of this, the present utility model aims to solve at least one of the related technical problems to some extent. In order to achieve the above purpose, the technical scheme of the utility model is realized as follows: A corner cut adjusting mechanism for a flange bolt cutting saw comprises a supporting plate, a fixing plate, an angle adjusting mechanism, two clamping mechanisms, two flange fixing structures and 4 positioning mechanisms; The two clamping mechanisms are symmetrically arranged at the left side and the right side of the fixed plate, and are used for clamping the side part of the shell of the flange bolt cutting saw; The lower end face of the fixed plate is connected with the supporting plate through the angle adjusting mechanism, 4 positioning mechanisms are symmetrically arranged on the supporting plate, one end of each positioning mechanism is hinged with the supporting plate, and the other end of each positioning mechanism is connected with the fixed plate; the two flange fixing structures are symmetrically arranged on the lower end face of the supporting plate, and the flange fixing structures are used for connecting the side end faces of the flange. Further, angle adjustment mechanism includes hinge structure, regulating plate, sliding rack, adjusting screw, slide bar, stopper and two side shield, two the side shield symmetry sets up the tip about the backup pad, the regulating plate sets up the lower terminal surface of fixed plate, the bottom of regulating plate is equipped with tooth form structure, tooth form structure and sliding rack cooperation, sliding rack sets up two between the side shield, sliding rack one end and adjusting screw rotate to be connected, the sliding rack other end with the slide bar is connected, the slide bar is kept away from the tip and the stopper of sliding rack are connected, adjusting screw and a side shield threaded connection, slide bar and a side shield sliding fit, the regulating plate pass through hinge structure with the backup pad is connected. Further, clamping mechanism includes fixed splint and locking bolt, and flange bolt cutting saw's casing lateral part is equipped with the location notch, the fixed plate lateral part is equipped with the installation notch, fixed splint bottom is connected with the installation notch through the locking bolt, the inboard terminal surface of fixed splint is equipped with can with location notch complex location arch. Further, positioning mechanism includes locating plate and locating component, the locating plate is equipped with the travel hole, the locating plate tip through the pivot with the backup pad is articulated, the fixed plate passes through locating component is connected with the travel hole, locating component is used for realizing locating plate and fixed plate connection. Further, the flange fixed knot constructs including unable adjustment base and fixing bolt, unable adjustment base inboard is equipped with can with the side terminal surface complex curved surface of flange, fixing bolt sets up unable adjustment base bottom, fixing bolt is used for connecting the screw hole that flange side terminal surface was preset. Further, the hinge structure comprises a rotating rod and two hinge seats, the rotating rod is rotationally connected with the adjusting plate, the front end and the rear end of the rotating rod are respectively provided with one hinge seat correspondingly, and the bottom of each hinge seat is connected with the supporting plate. Further, the positioning assembly comprises a positioning bolt and a gasket, the threaded portion of the positioning