CN2774685Y

CN2774685Y - Pipe circular seam cutter

Info

Publication number: CN2774685Y
Application number: CN 200420014219
Authority: CN
Inventors: 石同强
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-10-13
Filing date: 2004-10-13
Publication date: 2006-04-26
Anticipated expiration: 2014-10-13

Abstract

The utility model relates to a sectional material cutting device. The left side and the right side of the lower part of a saw frame are respectively hinged and fixed with a circular arc crank arm, the two crank arms are symmetrical arranged, the lower ends of the two crank arms are respectively provided with a long column-shaped lower roller, and the middle upper parts of the crank arms which are arranged on the left side and the right side are hinged and fixed with two connecting plates which have a same hinged shaft. The two connecting plates which are respectively arranged on the left side and the right side are respectively hinged and fixed on a hinged shaft, the two hinged shaft are arranged on the left side and the right side of a roller frame, and four upper rolling wheels are symmetrically arranged on the roller frame. The roller frame is sheathed and fixedly connected with the lower part of a screw rod which is screwed on the saw frame, the rear part of the saw frame is provided with a fixing frame which is connected and fixed with the saw frame, one end of a saw guard is hinged and fixed on the fixing frame, and a regulating frame is arranged on the fixing frame. The saw guard and the regulating frame can be fixed and locked by binding bolts, a motor is arranged on the saw guard, a sawblade which is arranged on a motor shaft is arranged in the saw guard, and a handle and a power supply switch are arranged on the saw guard. The sectional material cutting device is a pipe material cutting device and has the advantages of convenient field operation and safe use.

Description

Tubing circumferential weld cutting machine

One, technical field

The utility model relates to a kind of section bar cutting equipment, is a kind of equipment that is applicable to tubing or bar transverse cuts.

Two, background technology

Not only volume is big, cutting efficiency is low, positioning accuracy is low for the section bar cutting equipment that generally uses at present,, operator's labour intensity is big, and resemble abrasive wheel cutting machine and sawing machine etc. and very big inconvenience is arranged in using at the scene, the tubing that particularly is cut, bar equidimension are big or when being fixed on some object, just be difficult to carry out the on-site cutting operation, there are problems such as workpiece can't move, can't locate, bring very big difficulty to execute-in-place.

Three, summary of the invention

The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of volume little, easy to carry, positioning accuracy height, and tubing circumferential weld cutting machine applied widely.

The purpose of this utility model can realize by following technical measures: tubing circumferential weld cutting machine, form by upper roller, handwheel, leading screw, saw frame, motor, saw blade etc.Each side hinged securement in the saw frame bottom has cranking arm of a circular arc, cranking arm of the left and right sides is symmetrical arranged, two pipe fittings that form a circle between cranking arm clamp the district, every lower end of cranking arm bottom roller is installed, be hinged with connecting plate at every on cranking arm, be provided with a turning rolls at two between cranking arm, two ends, the turning rolls left and right sides respectively with the lower end hinged securement of the connecting plate of the left and right sides, the upper roller that symmetry is installed is housed in the left and right sides of connecting plate, on saw frame, be installed with a leading screw that vertically is provided with, fixedly connected with the middle part suit of connecting plate in the lower end of leading screw, upper end at leading screw is mounted with handwheel, at the saw frame rear portion fixed mount is installed, fixed mount is to be the fixed mount of " L " font and to be shape installation back-to-back with saw frame, the saw cover is a semicircular hollow cover body, the lower hinge of saw cover one end is fixed on the end that the fixed mount bottom is flat plate body top, the other end at the flat plate body of fixed mount has one to be circular-arc upright adjustment rack, it is the oval arc adjustment elongated slot in the center of circle that adjustment rack is provided with the hinged securement axle of saw cover, the saw cover is provided with an adjustment set bolt, adjusting set bolt is threaded onto in the adjustment elongated slot, on the adjustment bolt of adjustment rack outside, be installed with locking nut, on the outside side plate of saw cover, motor is housed, drive axle of motor stretches into the inner chamber of saw cover, saw blade is installed on motor transmission shaft, on the fixed mount of saw blade bottom, have with the corresponding saw blade of saw blade to move down the hole, saw body handgrip is arranged on the top of saw cover.

The purpose of this utility model can also realize by following technical measures: in the lower end of cranking arm of the left and right sides elongated cylindrical bottom roller is housed respectively, each hinged two connecting plate every middle and upper part of cranking arm, every two connecting plates on cranking arm are fixed in the both sides, front and back of cranking arm by a jointed shaft hinge, every two connecting plate of cranking arm be set in parallel and with hinged securement on the jointed shaft of the coaxial line on the turning rolls, the every end of turning rolls is provided with the upper roller of two coaxial inner conductors, two upper rollers of every end are provided with in the front and back of turning rolls bilateral symmetry, and the upper roller of both sides, front and back is symmetricly set in the lateral symmetry face both sides of bottom roller.

Saw frame is provided with microscler adjustment groove with the solid face of back-to-back company that fixed mount is installed mutually, and microscler adjustment groove is vertically to be provided with, and retaining mechanism is through to connect in the elongate slots of consolidating on the face both are locked.

Upper roller and bottom roller all are the rollers of the long cylinder bodily form, and the axial line of last bottom roller parallels and be parallel in the axis of motor shaft.

Saw frame is " F " font, and it is fixed together by retaining mechanism back-to-back with the fixed mount that is " L " font.

The utility model compared with prior art has following advantage:

1. this equipment volume is little, and is in light weight, easy to carry, and use the erecting bed that is highly advantageous to, and does not need to join in addition place and setting.

2. rotation hand wheel roller automatic aligning then is consistent with axis of workpiece, can make cut surface perpendicular to axis.

3. saw blade cutting speed height, and saw blade is to turn round under locking state, thereby the cutting surface is highly polished.

4. saw blade is running after locking device locking, and saw blade adds dust cover, and handling safety is reliable, and electrical source of power 220V is unrestricted.

5. maintenance, maintenance, to change saw blade simple, easy to operate.

Four, description of drawings

Fig. 1 is the front view of tubing circumferential weld cutting machine structure schematic diagram.

Fig. 2 is the right view of tubing circumferential weld cutting machine structure schematic diagram.

Fig. 3 is the rearview of tubing circumferential weld cutting machine structure schematic diagram.

Five, the specific embodiment

Fig. 1-shown in Figure 3: tubing circumferential weld cutting machine, form by upper roller 2, handwheel 5, leading screw 6, saw frame 7, motor 11, saw blade 13 etc.What the each side hinged securement in saw frame 7 bottoms had a circular arc cranks arm 3, cranking arm of the left and right sides 3 is symmetrical arranged, two crank arm, and the pipe fitting of a circle of formation clamps the district between 3, every 3 the lower end of cranking arm bottom roller 14 is installed, be hinged with two connecting plates 4 every 3 the middle and upper part of cranking arm, crank arm at two and to be provided with a turning rolls 8 between 3, two ends, turning rolls 8 left and right sides respectively with the lower end hinged securement of two connecting plates 4 of the left and right sides, at connecting plate 4 two upper rollers 2 are housed each side, on saw frame 7, be installed with a leading screw 6 that vertically is provided with, fixedly connected with the center suit at the middle part of connecting plate 4 in the lower end of leading screw 6, be mounted with handwheel 5 in the upper end of leading screw 6, at saw frame 7 rear portions fixed mount 15 is installed, fixed mount 15 is to be the fixed mount of " L " font and to be shape installation back-to-back with saw frame 7, saw cover 10 is a semicircular hollow cover body, the lower hinge of saw cover 10 left ends is fixed on the left end that fixed mount 15 bottoms are flat plate body top, right-hand member at fixed mount 15 flat plate bodys has one to be circular-arc upright adjustment rack, it is the oval arc adjustment elongated slot in the center of circle that adjustment rack is provided with the axle center of the hinged securement axle of saw cover 10, the saw cover is provided with an adjustment set bolt, adjusting set bolt is threaded onto in the adjustment elongated slot, on the adjustment bolt of adjustment rack outside, be installed with the butterfly locking nut, on the side end panel of saw cover 10 outsides, motor 11 is housed, the power transmission shaft of motor 11 stretches into the inner chamber of saw cover 10, saw blade 13 is installed on motor transmission shaft, on the fixed mount 15 of saw blade 13 bottoms, have with saw blade 13 corresponding long trough saw blades to move down the hole, saw body handgrip 9 is arranged on the top of saw cover 10.An elongated cylindrical bottom roller 14 respectively is equipped with in 3 the lower end of cranking arm of the present embodiment left and right sides, every 3 the middle and upper part of cranking arm hinged two connecting plates 4 be fixed in 3 the both sides, front and back of cranking arm by a jointed shaft hinge, every two connecting plate 4 of 3 of cranking arm be set in parallel and with hinged securement on the jointed shaft of the coaxial line on the turning rolls 8, turning rolls 8 every ends are provided with two coaxial upper rollers 2, two upper rollers 2 of every end are provided with in the front and back of turning rolls 8 bilateral symmetry, and the upper roller 2 of both sides, front and back is symmetricly set in the lateral symmetry face both sides of bottom roller 14.The solid face of the back-to-back company that saw frame 7 and fixed mount 15 are installed mutually is provided with two microscler adjustment grooves, and microscler adjustment groove be vertically to be provided with, and retaining mechanism 12 company of being through at of fastening bolt formula consolidate that elongate slots on the face is interior to be locked both.Upper roller 2 and bottom roller 14 all are the rollers of the long cylinder bodily form in the present embodiment, and the axial line of upper and lower roller parallels and be parallel in the axis of motor shaft.Saw frame 7 is " F " font, on the saw body handgrip 9 power switch is arranged, and on saw cover 10 the horizontal auxilliary handle of stopping is arranged.The duty example of workpiece 1 for clamping of anticipating shown in Fig. 1.

Claims

1. tubing circumferential weld cutting machine, by upper roller (2), handwheel (5), leading screw (6), saw frame (7), motor (11), saw blade (13) is formed, it is characterized in that: the each side hinged securement in saw frame (7) bottom has crank arm (3) of a circular arc, crank arm (3) of the left and right sides are symmetrical arranged, two crank arm, and the pipe fitting of a circle of formation clamps the district between (3), crank arm at the every lower end of (3) is equipped with bottom roller (14), crank arm at every and be hinged with connecting plate (4) on (3), crank arm at two and to be provided with a turning rolls (8) between (3), turning rolls (8) two ends, the left and right sides respectively with the lower end hinged securement of the connecting plate (4) of the left and right sides, the upper roller (2) that symmetry is installed is housed in the left and right sides of connecting plate (4), on saw frame (7), be installed with a leading screw (6) that vertically is provided with, fixedly connected with the middle part suit of connecting plate (4) in the lower end of leading screw (6), be mounted with handwheel (5) in the upper end of leading screw (6), at saw frame (7) rear portion fixed mount (15) is installed, fixed mount (15) is to be the fixed mount of " L " font and to be shape installation back-to-back with saw frame (7), saw cover (10) is a semicircular hollow cover body, the lower hinge of saw cover (10) one ends is fixed on the end that fixed mount (15) bottom is flat plate body top, the other end at the flat plate body of fixed mount (15) has one to be circular-arc adjustment rack, it is the oval arc adjustment elongated slot in the center of circle that adjustment rack is provided with the hinged securement axle of saw cover (10), saw cover (10) is provided with an adjustment set bolt, adjusting set bolt is threaded onto in the adjustment elongated slot, on the adjustment bolt of adjustment rack outside, be installed with locking nut, on the outside side plate of saw cover (10), motor (11) is housed, the power transmission shaft of motor (11) stretches into the inner chamber of saw cover (10), saw blade (13) is installed on motor transmission shaft, on the fixed mount (15) of saw blade (13) bottom, have with the corresponding saw blade of saw blade (13) to move down the hole, saw body handgrip (9) is arranged on the top of saw cover (10).

2. tubing circumferential weld cutting machine according to claim 1, it is characterized in that: an elongated cylindrical bottom roller (14) respectively is equipped with in the lower end in crank arm (3) of the left and right sides, crank arm at every each hinged two connecting plate (4) of middle and upper part of (3), every two connecting plates (4) on cranking arm are fixed in the both sides, front and back of crank arm (3) by a jointed shaft hinge, two connecting plates (4) of every crank arm (3) be set in parallel and with hinged securement on the jointed shaft of the coaxial line on the turning rolls (8), the every end of turning rolls (8) is provided with the upper roller (2) of two coaxial inner conductors, two upper rollers (2) of every end are provided with in the front and back of turning rolls (8) bilateral symmetry, and the upper roller of both sides, front and back (2) is symmetricly set in the lateral symmetry face both sides of bottom roller (14).

3. tubing circumferential weld cutting machine according to claim 1 and 2, it is characterized in that: saw frame (7) is provided with microscler adjustment groove with the solid face of back-to-back company that fixed mount (15) is installed mutually, microscler adjustment groove is vertically to be provided with, and the elongate slots on the face is interior admittedly that both are locked in retaining mechanism (12) companys of being through at.

4. tubing circumferential weld cutting machine according to claim 1 and 2 is characterized in that: upper roller (2) and bottom roller (14) all are the rollers of the long cylinder bodily form, and the axial line of last bottom roller parallels and be parallel in the axis of motor shaft.

5. tubing circumferential weld cutting machine according to claim 1 is characterized in that: saw frame (7) is " F " font, and it is fixed together by retaining mechanism (12) back-to-back with the fixed mount (15) that is " L " font.