CN2737519Y

CN2737519Y - On-line steel pipe foam sandwich cutting machine

Info

Publication number: CN2737519Y
Application number: CN 200420097409
Authority: CN
Inventors: 李万启; 侯成奎; 张景远
Original assignee: Qingdao Dacang Pipe Anticorrosion & Thermal Insulation Equipment Co Ltd
Current assignee: Qingdao Dacang Pipe Anticorrosion & Thermal Insulation Equipment Co Ltd
Priority date: 2004-10-30
Filing date: 2004-10-30
Publication date: 2005-11-02
Anticipated expiration: 2014-10-30

Abstract

The utility model relates to an on-line steel conduit foam sandwich cutting machine which belongs to a special device for finally cutting a foam sandwich of a steel conduit on a one-step method foam sandwich shaping operating line of the steel conduit. The utility model comprises a four-wheel sweeping board which can roll on a special path and is characterized in that a sweeping board 1 is provided with a clamping part and a cutting part of the foam sandwich, wherein the clamping part comprises a pair of symmetrical clamping blocks 3 and a matching cylinder 4; the cutting part comprises a roller 6, cutting knives which are sheathed with springs 16 are arranged in three knife tubes 17 which are arranged in a radial direction, and rotary cutting is driven by a variable-speed motor 10 through a triangular belt 12 and a triangular belt wheel 11. At this time, a bearing wheel 15 at the tail part of a knife handle 14 is sheathed outside the roller 6 and supports on the inner wall of a cylinder 21 in a mode that the bearing wheel 15 and the roller 6 are concentric, and after carried out the rotary cutting, the cutting knife lifts a control plate 24 through an air cylinder 25 and retreats (pops) out from a knife retracting window 23 above the cylinder 21. The cutting machine can replace people to cut on-line steel conduit foam sandwiches fast, and the labour intensity of works can be effectively reduced.

Description

Line Pipe road foam jacket layer cutting machine

Technical field

The utility model belongs to the special equipment that is used to cut steel conduit foam jacket layer on steel conduit " one-step method " the foam jacket operations for forming line at last, promptly belongs to a kind of line Pipe road foam jacket layer cutting machine.

Background technology

On steel conduit " one-step method " foam jacket operations for forming line in the past, last procedure all is with manually with a bit of (about 15cm) foam jacket layer of cutter cutting steel conduit junction, just can back off then connection plug between steel pipe makes the finished steel pipeline separating operation line and transporting one by one that has the foam jacket layer; This usefulness is manually cut the operation of steel conduit foam jacket layer, wherein effort be must at least will be in three weeks of radial cuts, be each week all must radially insert the foam jacket layer to cutter firmly to rotate cutting 360 degree again, so cut for three weeks, but also will walk about with the online pipeline that advances, be very painstaking obviously nervous again, but for a long time, can only be like this, its basic reason is not replace this manual special equipment.

Summary of the invention

The utility model purpose just is to provide a kind of replacement above-mentioned manual special equipment---and line Pipe road foam jacket layer cutting machine alleviates the last cutting action working strength of workers of above-mentioned production line effectively.

The utility model purpose can reach by implementing following technical proposals: this line Pipe road foam jacket layer cutting machine, it comprises and can it is characterized in that: left and right sides two parts are housed on this sweep along the four-wheel sweep that rolls with steel conduit axially parallel track.Left part is divided into the clamping part of line Pipe road foam jacket layer, and this part comprises a pair of clamp that is symmetrical in the steel conduit centreline configuration and supporting with it a pair of cylinder.Right part is divided into the cutting part of line Pipe road foam jacket layer, this part comprises that cutter rotating part and the control of cutter advance and retreat rely on part, cutter rotating part wherein comprises a swing roller that cutter radially are housed, a vee-pulley is housed on the cylinder, match with vee-pulley, correspondence position is equipped with corresponding variable speed electric motors, particularly on sweep, the motor output shaft end is equipped with an initiatively vee-pulley, cutter comprise blade and cylindrical knife shank, the handle of a knife afterbody is equipped with the outstanding bearing wheel of a part, one section handle of a knife place in the anterior indentation of handle of a knife is with the compression spring, cutter and the spring that is with thereof are contained in the cutter tube that radially is arranged on the cylinder, blade stretches out the center of pointing to the steel conduit that has the foam jacket layer by the cutter seam of cutter tube bottom, have screw on the cutter barrel and a limited screw is housed, handle of a knife has one and is complementary with limited screw and can controls cutter and move back the limited impression that (bullet) goes out distance; The control of wherein cutter advance and retreat rely on part comprise one when rotation cutting 360 is spent after the cutter feed its handle of a knife tail bearing wheel rotate the cylinder that relies on, this support cylinder is loaded on the outside of cylinder by its support and with cylinder and to have the steel conduit of foam jacket layer concentric, at the corresponding site that relies on cylinder and cutter tail bearing wheel to rely on, have a withdrawing window, corresponding with the size of this window, be provided with the cambered surface control panel of control cutter advance and retreat at the window place, the radian of this control panel cambered surface is identical with the support cylinder, it controls lifting by the cylinder that leans out from the support top, thereby makes cutter realize advance and retreat at the window place.

According to actual needs, cutter radially are provided with three equidistantly at the barrel of cylinder, and every be distance between cutter 7.5cm, has so just guaranteed that the length of the foam jacket layer that is cut about the steel conduit joint is 15cm, accurate more than manually cutting.And three such week cuttings (three road junctions) are carried out simultaneously, and actual measurement shows less than finishing for 2 seconds, and is much faster than artificial cutting.Therefore, of the present utility model practicing, can replace manually finishing cutting fully easily, fundamentally remove or alleviate working strength of workers on the last cutting action of steel conduit " one-step method " foam jacket operations for forming line effectively line Pipe road foam jacket layer.

Description of drawings

Working state structure schematic diagram when Fig. 1 is the foam layer cutting machine feed of line Pipe road, chain-dotted line wherein are desired center (axle) line in line Pipe road 20, and the center line right-hand member direction of arrow is line Pipe road direct of travel;

The last figure of Fig. 2 is the relevant position schematic diagram between cutter and its control panel 24 under the withdrawing state, and figure below is the schematic top plan view relevant with the withdrawing window 23 that relies on cylinder 21;

Two figure are respectively that cutter cooperate schematic diagram with the locations of structures of 17 in cutter tube under feed and the withdrawing state about Fig. 3.

The specific embodiment

Below in conjunction with the explanation of accompanying drawing and optimum implementation technical solutions of the utility model are further specialized.This line Pipe road foam jacket layer cutting machine comprises four-wheel sweep 1, on this sweep 1 left and right sides two parts is housed.Left part is divided into the clamping part of line Pipe road foam jacket layer 2, and this part comprises a pair of clamp 3 that is symmetrical in the steel conduit centreline configuration and supporting with it a pair of cylinder 4, and cylinder 4 is contained on the supporting plate 5 that is fixed on the sweep 1.Right part is divided into the cutting part of line Pipe road foam jacket layer 2, this part comprises that cutter rotating part and the control of cutter advance and retreat rely on part, cutter rotating part wherein comprises a swing roller 6 that cutter radially are housed, these cylinder 6 two be respectively charged in the annulus of belt support 7 of two correspondences and with annulus in several bearing wheels 8 of week installing offset, a vee-pulley 9 is housed on the cylinder 6, match with vee-pulley 9, correspondence position is equipped with corresponding variable speed electric motors, particularly 10 on sweep 1, motor 10 output axle heads are equipped with an initiatively vee-pulley 11, this takes turns 11 and drives vee-pulleys 9 by V-belt 12 and make cylinder 68 rotations of several bearing wheels at ring support 7 annulus, cutter comprise blade 13 and cylindrical knife shank 14, handle of a knife 14 afterbodys are equipped with the outstanding bearing wheel 15 of a part, be with compression spring 16 at one section handle of a knife place of handle of a knife 14 anterior indentations, cutter and the spring 16 that is with thereof are contained in the cutter tube 17 that radially is arranged on the cylinder 6, blade 13 stretches out the center of pointing to the steel conduit 20 that has the foam jacket layer by the cutter seam of cutter tube 17 bottoms, have screw on cutter tube 17 walls and a limited screw 18 is housed, handle of a knife 14 has one and is complementary with limited screw 18 and can controls cutter and move back the limited impression 19 that (bullet) goes out distance; The control of wherein cutter advance and retreat rely on part comprise one when rotation cutting 360 is spent after the cutter feed its handle of a knife 14 tail bearings wheel 15 rotate the cylinder 21 that relies on, this support cylinder 21 is loaded on the outside of cylinder 6 by its support 22 and with cylinder 6 and to have the steel conduit 20 of foam jacket layer concentric, its prerequisite is when cylinder 6 is installed, cylinder 6 must be concentric with steel conduit 20, the center line that is cylinder 21 and cylinder 6 is both steel conduit (ideal) center line, at the corresponding site that relies on cylinder 21 and cutter tail bearing wheel 15 to rely on, have a withdrawing window 23, corresponding with the size of this window 23, be provided with the cambered surface control panel 24 of control cutter advance and retreat at window 23 places, the radian of these control panel 24 cambered surfaces is identical with support cylinder 21, it controls liftings by the cylinder 25 that leans out from support 22 tops, thereby makes cutter realize advance and retreat at window 23 places.

This line Pipe road foam jacket layer cutting machine, be arranged on the special-purpose steel track of " one-step method " foam jacket moulding process production line finishing operation the ideal of track and processed pipeline (being under the complete uninfluenced perfect condition in steel conduit correction back) center line parallel (being axially parallel).When not needing to cut, a pair of clamp 3 breaks away from the foam jacket layer 2 of the steel conduit in advancing by supporting cylinder 4, control panel 24 is promoted by cylinder 25 and the pressure leaving withdrawing window 23 and removed tool setting handle 14 tail bearings wheel 15 is touched, cutter are in the withdrawing state, be that handle of a knife 14 is ejected certain distance by spring 16 from cutter tube 17, be positioned screw 18 retainings on the A face of the bottom of detent 19, blade 13 big portions are retracted in the cutter tube 17 and leave the foam jacket layer 2 of steel conduit, and can under the cutter of cylinder 6 freely advance with the steel conduit 20 of foam jacket layer 2 this moment.When the joint between the steel conduit 20 advances to correspondence position under the cutter need cut the time, at first in time start cylinder 4 and make a pair of clamp 3 that steel conduit foam jacket layer 2 folder (or embracing) are tight, at this moment whole cutting machine can be on its dedicated track with steel conduit 20 synchronous rollings of the band foam jacket layer 2 in advancing, clamping the back in time starts cylinder 25 and makes control panel 24 finish the feed action to pressing down contact knife handle 14 tail bearings wheel 15, at this moment control panel 24 falls into window 23 positions fully, make it become a part of relying on cylinder 21, the blade 13 of cutter stretches out and thrusts steel conduit foam jacket layer 2 certain depth (should avoid stinging steel conduit 20) from the cutter of cutter tube 17 belows seam simultaneously, in time start variable speed electric motors, particularly 10 then, stop the rotation of variable speed electric motors, particularly 10 after making cutter with cylinder 6 rotation cuttings 360 degree immediately, then finished the cutting task of the foam jacket layer 2 of 20 1 joints of steel conduit, at this moment must remove the air pressure of cylinder 25 earlier, then control panel 24 gets a promotion and away from window 23, remove the air pressure of cylinder 4 again, clamp 3 has broken away from steel conduit foam jacket layer 2 again, cutting machine then has been parked in again and has returned to aforementioned whole states when not needing to cut on the dedicated track, at this moment, being in the afterbody of handle of a knife 14 of withdrawing state and bearing wheel 15 reality of afterbody ejects from window 23.

The utility model scheme is an optimum implementation, mainly shows following two aspects:

One, be that this optimum implementation also has such feature: its four-wheel sweep 1 is made up of two boards up and down, distance between the two boards is adjustable, it peaks at the set screw 28 of lower plate and regulates by being loaded on upper plate, thereby can be implemented in the adjusting of the required machining center distance of line steel conduit foam jacket layer cutting machine, this centre-to-centre spacing is meant the distance of desired center (axle) line in line Pipe road to cutting machine special-purpose steel raceway surface.

They are two years old, thisly rotate in the technical scheme of cutting line Pipe road foam jacket layer 2 with cutter, cutter advance and retreat control wherein relies on the technical scheme of part, though can also summarize approximate several, for example relying on cylinder 21 to be designed to several like this double-body bikes: 1. be divided into two semicircular cylinders, on one side connect two semicircular cylinders by hinge structure that can folding, another side connects two semicircular cylinders by a pair of cylinder respectively, realizes the advance and retreat of cutter by the action of cylinder.2. as 1. the double-body bike that connects of closing page or leaf, second cylinder is fixed, and only realizes the advance and retreat of cutter by a cylinder (second cylinder need not the connect cylinder) action of first cylinder.3. be divided into two semicircular cylinders, a semicircular cylinder is fixed, and another semicircular cylinder connects cylinder, realizes the advance and retreat of cutter by the cylinder action.But obviously, all be not so good as to open withdrawing window 23 on the cylinder 21 and be provided with that the scheme of cutter advance and retreat control panel 24 is simple, structure light and handy, implement easily to make and firm practical.

In addition, in concrete enforcement, in order to guarantee the precision maneuver location of control panel 24, except that fabrication and installation meticulous, also taked necessary location technology measure: 1. antimere is provided with corresponding conduit 27 in the middle of the both sides of control panel 24, and matches with it, is provided with corresponding guide rod 26 at the corresponding position that relies on cylinder 21, conduit 27 is enclosed within on the guide rod 26 motion, like this with regard to standard the movement locus of control panel 24.2. be provided with the outstanding cambered surface location-plate 29 in both sides at control panel 24 upper edge antimeres, its cambered surface radian is also identical with cylinder 21.3. the periphery at control panel 24 and withdrawing window 23 has identical tapering.Like this, just from design basic assurance control panel 24 can drop on the corresponding withdrawing window 23 of size exactly when the feed, make it become a part of relying on cylinder 21 ideals to put in place.

In concrete enforcement, can give prominence to one section guide plate 30 at clamp 3 near the end face both sides of its supporting plates 5, make and move its respective guide slots 31 that on supporting plate 5, is provided with in and the motion standard of clamp 3 is located.

Consider that from equivalent angle in concrete enforcement, obviously available hydraulic element oil cylinder replaces cylinder, just different on the concrete configuration.

Claims

1, a kind of line Pipe road foam jacket layer cutting machine, it comprises can be along the four-wheel sweep that rolls with steel conduit axially parallel track, it is characterized in that: this sweep is equipped with left and right sides two parts on (1), left part is divided into the clamping part of line Pipe road foam jacket layer (2), and this part comprises a pair of clamp (3) that is symmetrical in the steel conduit centreline configuration and supporting with it a pair of cylinder (4); Right part is divided into the cutting part of line Pipe road foam jacket layer (2), this part comprises that cutter rotating part and the control of cutter advance and retreat rely on part, cutter rotating part wherein comprises a swing roller (6) that cutter radially are housed, a vee-pulley (9) is housed on the cylinder (6), match with vee-pulley (9), at sweep (1) correspondence position corresponding variable speed electric motors, particularly (10) is housed, motor (10) output axle head is equipped with an initiatively vee-pulley (11), cutter comprise blade (13) and cylindrical knife shank (14), handle of a knife (14) afterbody is equipped with the outstanding bearing wheel (15) of a part, be with compression spring (16) at one section handle of a knife place of the anterior indentation of handle of a knife (14), cutter and the spring (16) that is with thereof are contained in the cutter tube (17) that radially is arranged on the cylinder (6), blade (13) stretches out the center of pointing to the steel conduit (20) that has the foam jacket layer by the cutter seam of cutter tube (17) bottom, have screw and a limited screw (18) is housed on cutter tube (17) wall, having one on the handle of a knife (14) is complementary with limited screw (18) and can controls cutter and move back the limited impression (19) that (bullet) goes out distance, the control of wherein cutter advance and retreat rely on part comprise one when rotation cutting 360 is spent after the cutter feed its handle of a knife (14) tail bearing wheel (15) rotate the cylinder (21) that relies on, this support cylinder (21) is set in the outside of cylinder (6) by its support (22) and with cylinder (6) and to have the steel conduit (20) of foam jacket layer concentric, at the corresponding site that relies on cylinder (21) top and cutter tail bearing wheel (15) to rely on, have a withdrawing window (23), corresponding with the size of this window (23), locate to be provided with the cambered surface control panel (24) of control cutter advance and retreat at window (23), the radian of this control panel (24) cambered surface is identical with support cylinder (21), and it is by cylinder (25) the control lifting that leans out from support (22) top and make cutter realize advance and retreat at window (23).

2, according to the described line Pipe of claim 1 road foam jacket layer cutting machine, it is characterized in that: four-wheel sweep (1) is made up of two boards up and down, and the distance between the two boards peaks at set screw (28) adjusting of lower plate by being loaded on upper plate.