CN214444302U

CN214444302U - Pipeline welding positioning fixture

Info

Publication number: CN214444302U
Application number: CN202120572722.XU
Authority: CN
Inventors: 陈巧燕
Original assignee: Fuzhou Qiangli Pipeline Equipment Co ltd
Current assignee: Fuzhou Qiangli Pipeline Equipment Co ltd
Priority date: 2021-03-20
Filing date: 2021-03-20
Publication date: 2021-10-22
Anticipated expiration: 2031-03-20

Abstract

A pipeline welding positioning fixture structurally comprises a base, wherein a supporting platform is arranged on the left and right sides of the upper end of the base, a driving box is arranged on the upper end of the supporting platform, an action rod is movably arranged on the opposite end faces of the two driving boxes, a clamping plate is arranged at the end part of the driving rod, a cylinder for driving the action rod to do telescopic motion is arranged in the driving box, a telescopic rod penetrates through the middle part of the upper end of the base in a movable mode, during clamping, a pipeline is placed on a clamping seat, the pipeline is clamped by controlling the lifting of the telescopic rod and the horizontal axial motion of the action rod, when the diameter of the pipeline is smaller than the clamping range, a transmission toothed plate in threaded connection with an adjusting bolt can horizontally and axially move by rotating the adjusting bolt, the transmission toothed plate drives an engaged arc adjusting plate to rotate by taking a positioning shaft as the center, the upper end parts of the two arc adjusting plates are rotated out of an arc groove, the clamping radian of the arc groove is reduced, and the smaller pipeline is better clamped, is more convenient.

Description

Pipeline welding positioning fixture

Technical Field

The utility model relates to a pipeline welding position anchor clamps belongs to pipeline welding position anchor clamps field.

Background

The conventional pipeline welding positioning clamp usually has a certain clamping range, and when a pipeline needing to be clamped and welded is smaller than the clamping range, the pipeline welding positioning clamp with a smaller size needs to be replaced for clamping, so that the pipeline welding positioning clamp is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a pipeline welding position anchor clamps to solve current pipeline welding position anchor clamps and often have certain clamping scope, when needs clamping welded pipeline is less than the clamping scope, need to change smaller size pipeline welding position anchor clamps and carry out the clamping, comparatively inconvenient. To a problem of (a).

In order to achieve the above purpose, the present invention is realized by the following technical solution: a pipeline welding positioning fixture structurally comprises a base, wherein a supporting table is arranged on the left and right sides of the upper end of the base, a driving box is arranged on the upper end of the supporting table, an action rod is movably arranged on the opposite end faces of the two driving boxes, a clamping plate is arranged at the end part of the driving rod, a cylinder for driving the action rod to do telescopic motion is arranged in the driving box, a telescopic rod penetrates through the middle part of the upper end of the base in a movable mode, a hydraulic cylinder for driving the telescopic rod to move up and down is arranged in the base, an adjustable clamping structure is arranged on the upper end of the telescopic rod and comprises a bottom plate and a clamping seat, an arc-shaped groove is formed in the middle part of the upper end face of the clamping seat, the clamping seat is arranged at the upper end of the bottom plate, an adjusting cavity is arranged in each of the left and right end parts of the clamping seat, the oblique upper part of the adjusting cavity penetrates out of the arc-shaped groove, a positioning shaft is arranged in the oblique upper part, and an arc-shaped adjusting plate is rotatably arranged on the positioning shaft, the clamping seat is characterized in that an adjusting bolt is screwed on the outer walls of two sides of the clamping seat, the end part of the adjusting bolt is matched into a corresponding adjusting cavity, a sliding track is arranged in the adjusting cavity, a transmission toothed plate is arranged on the sliding track in a sliding mode, one end, far away from the arc-shaped groove, of the transmission toothed plate is in threaded connection with the adjusting bolt, and the upper end face of the transmission toothed plate is meshed with the lower portion of the middle of the arc-shaped adjusting plate.

Furthermore, the bottom plate is connected with the clamping seat in a welding and fixing mode.

Furthermore, the outer wall of the base is provided with a control panel for controlling the operation of the driving box and the hydraulic cylinder.

Further, the two support tables are arranged at intervals.

The utility model has the advantages that: during clamping, place the pipeline on the clamping seat, through control telescopic link lift and action bar horizontal axial motion, carry out the clamping to the pipeline, when the pipeline diameter is less than the clamping scope, adjusting bolt is rotated to the accessible, make the driving toothed plate with adjusting bolt threaded connection carry out horizontal axial displacement, driving toothed plate drives the circular arc regulating plate of meshing mutually and rotates as the center with the location axle, two circular arc regulating plate upper end roll-outs the arc wall, reduce the clamping radian of arc wall, the better clamps less pipeline, it is comparatively convenient.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of a positioning fixture for welding pipes according to the present invention;

fig. 2 is a schematic sectional structure view of the adjustable clamping structure.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1 and 2, the present invention provides a pipe welding positioning fixture, which comprises: the structure of the adjustable clamping device comprises a base 1, wherein a supporting table 2 is arranged at the left part and the right part of the upper end of the base 1, a driving box 3 is arranged at the upper end of the supporting table 2, an action rod 4 is movably arranged at the opposite end surfaces of the two driving boxes 3, a clamping plate 5 is arranged at the end part of the driving rod 4, a cylinder for driving the action rod 4 to do telescopic motion is arranged in the driving box 3, a telescopic rod 6 is movably penetrated through the middle part of the upper end of the base 1, a hydraulic cylinder 7 for driving the telescopic rod 6 to move up and down is arranged in the base 1, an adjustable clamping structure 8 is arranged at the upper end of the telescopic rod 6, the adjustable clamping structure 8 comprises a bottom plate 801 and a clamping seat 802, an arc-shaped groove is arranged at the middle part of the upper end surface of the clamping seat 802, the clamping seat 802 is arranged at the upper end of the bottom plate 801, an adjusting cavity 803 is respectively arranged in the left end part and the right end part of the clamping seat 802, the adjusting cavity 803 penetrates through the arc-shaped groove to the inclined upper part, and is internally provided with a positioning shaft 804, rotate on the location axle 804 and be equipped with circular arc regulating plate 805, clamping seat 802 both sides outer wall has all revolved a regulating bolt 806, regulating bolt 806 tip is joined in marriage into corresponding regulation chamber 803, be equipped with slip track 807 in the regulation chamber 803, it is equipped with drive pinion rack 808 to slide on the slip track 807, the one end and the regulating bolt 806 threaded connection that arc wall was kept away from to drive pinion rack 808, the meshing of drive pinion rack 808 up end and circular arc regulating plate 805 middle part below mutually, bottom plate 801 adopts welded fastening's mode with clamping seat 802 to be connected, base 1 outer wall is equipped with control drive case 3, the moving control panel of pneumatic cylinder 7, and two brace tables 2 intervals set up.

For example, during the clamping, place the pipeline on clamping seat 802, through the horizontal axial motion of control telescopic link 6 lift and action bar 4, carry out the clamping to the pipeline, when the pipeline diameter is less than the clamping scope, adjusting bolt 806 is rotated to the accessible, make the driving toothed plate 808 with adjusting bolt 806 threaded connection carry out horizontal axial displacement, driving toothed plate 808 drives the circular arc regulating plate 805 of meshing mutually and rotates with location axle 804 as the center, two circular arc regulating plate 805 upper ends turn out the arc wall, reduce the clamping radian of arc wall, better carry out the clamping to less pipeline, it is comparatively convenient.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a pipeline welding positioning fixture which characterized in that: the structure of the clamping device comprises a base (1), wherein a supporting table (2) is arranged at the left part and the right part of the upper end of the base (1), a driving box (3) is arranged at the upper end of the supporting table (2), an action rod (4) is movably arranged at the opposite end faces of the two driving boxes (3), a clamping plate (5) is arranged at the end part of the action rod (4), a cylinder for driving the action rod (4) to do telescopic motion is arranged in the driving box (3), a telescopic rod (6) penetrates through the middle part of the upper end of the base (1) in a movable manner, a hydraulic cylinder (7) for driving the telescopic rod (6) to move up and down is arranged in the base (1), an adjustable clamping structure (8) is arranged at the upper end of the telescopic rod (6), the adjustable clamping structure (8) comprises a bottom plate (801) and a clamping seat (802), an arc-shaped groove is arranged at the middle part of the upper end face of the clamping seat (802), and the clamping seat (802) is arranged at the upper end of the bottom plate (801), all be equipped with one in both ends and adjust chamber (803) about clamping seat (802), adjust chamber (803) oblique upper portion and see out the arc wall to be equipped with a locating shaft (804) in the oblique upper portion, it is equipped with circular arc regulating plate (805) to rotate on locating shaft (804), clamping seat (802) both sides outer wall has all revolved an adjusting bolt (806), adjusting bolt (806) tip is joined in marriage into corresponding regulation chamber (803), be equipped with slip track (807) in adjusting chamber (803), it is equipped with drive pinion rack (808) to slide on slip track (807), the one end and adjusting bolt (806) threaded connection of arc wall are kept away from in drive pinion rack (808), drive pinion rack (808) up end meshes with circular arc regulating plate (805) middle part below mutually.

2. The pipe welding positioning fixture of claim 1, wherein: the bottom plate (801) is connected with the clamping seat (802) in a welding and fixing mode.

3. The pipe welding positioning fixture of claim 1, wherein: the outer wall of the base (1) is provided with a control panel for controlling the driving box (3) and the hydraulic cylinder (7) to operate.

4. The pipe welding positioning fixture of claim 1, wherein: the two supporting platforms (2) are arranged at intervals.