CN201799783U

CN201799783U - Run-on plate and run-off plate for welding of fire-resisting non-metal material body

Info

Publication number: CN201799783U
Application number: CN2009201533328U
Authority: CN
Inventors: 王玉明
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-06-14
Filing date: 2009-06-14
Publication date: 2011-04-20
Anticipated expiration: 2019-06-14

Abstract

A run-on plate and a run-off plate for welding of a fire-resisting material body are characterized in that a body (1) of the run-on and the run-off plates is made of fire-resisting non-metal material; a connection conducting wire (2) is mounted on the body; one end of the connection conducting wire (2) is connected with a welding seam pallet (3), and the other end is connected with the anode of a welding device; and the anode of the welding device is connected with a welding gun through the welding device to the welding cathode. During welding, welding arc sprayed out by the welding gun is connected with the welding seam pallet (3) so as to form a welding circuit; a magnetic clamping device (4) or a mechanical clamping device (5) is mounted on the body and is used for clamping and connection of different welded workpieces (6). Therefore, the run-on and the run-off plates for welding are mounted and dismounted simply, conveniently and quickly, the welding connection method of the run-on and the run-off plates for a metal body is changed, the raw material of metal is saved, and standardization, standard use and batch production of the run-on and the run-off plates for industrial welding can be realized advantageously.

Description

Fire-resistant nonmetallic materials body welding striking, receipts arc plate

Technical field: industrial welding servicing unit.

Background technology: section (often citing approvingly segmental arc) is welded in rising of welding, the tail weldering section (segmental arc received in normal title) of welding.Because play the inherence and the face of weld defective of weldering and tail weldering easily causing weld seam, as: there are defectives such as pore, cold crack in weld seam.To supporting part, key, important parts, be to guarantee weldquality, every weld seam before welding, is adopted the method that prolongs its fusion length, treat may to exist after workpiece weld weld defect to play the weld seam rejecting of the end that a section of weldering and tail weld.For prolonging the part that its weld seam increases at the workpiece two ends, industrial being called: run-on tab, receipts arc plate.The run-on tab of present industrial employing and receipts arc plate are the metal body, to determine the bevel for welding form according to technological requirement before the welding, as " X ", " V " " 30 ° ", " 45 ° " shape groove, to determine run-on tab and receive arc plate geometry according to workpiece assembly welding form, as: T-shape "+" font shapes such as " parallel ".Every weld seam of welding must will carry out the processing of run-on tab and receipts arc plate in advance like this, processes run-on tab at present and receive the arc plate to form through machinery plane system or the system of milling.Run-on tab that is processed into and receipts arc plate, adopt weldering to be connected to the two ends of welded piece weld seam at present, treat to remove again after workpiece has welded its run-on tab and receive the arc plate, because of weldering connects, when installing and removing its run-on tab and receiving the arc plate, easily cause the burn of workpiece, and the run-on tab of removing and receive the arc plate and can not utilize again, the waste of its steel caused, the increase of production cost has prolonged production time or cycle.Exist between each enterprise at present in addition, at welding condition, workpiece, the same situation of service condition homogeneous phase, the technical parameter of each enterprise welding, Type of Welding are really different, as: the size of welding current, bevel for welding form, each enterprises and inequality such as fusion length that should prolong.

Summary of the invention: the process-cycle is long when using for overcoming present industrial run-on tab and receiving the arc plate, inconvenience is installed, deficiencies such as waste raw material metal, welding striking of the present utility model, receipts arc plate body adopts fire-resistant nonmetallic materials to fire or suppress and forms, the connection lead is installed on this body, an end that connects lead is connected with the weld seam pallet, the other end is connected with the positive pole of welding equipment, the positive pole of welding equipment through welding equipment to weld negative pole both welding gun be connected, the welding arc of welding gun ejection is connected with the weld seam pallet during welding, form welding circuit, weld seam pallet material is consistent with the welded piece material, specification is determined according to welded piece welding current size, shape is according to the weld seam form, the technological requirement form is determined, quantity is according to drawing, will weld several weld seams on the receipts body determines, six cylindricality magnetic clamping device or mechanical gripping means are housed on this body, and the clamping that is used for different welded pieces connects.The organism material of welding run-on tab and receipts arc plate is to fire or suppress with the refractory materials such as ashes thing after sandy soil refractory material or the coal burning to form; Its magnetic clamping device adopts magnetic material to make and is shaped as six cylindricalitys, utilizes the magnetic force of magnetic material to make and is connected with welded piece; Its mechanical gripping means is configured to Two direction clamp and becomes 90 °, and 90 ° of clamp one ends clamp welded piece, and the other end clamps fire-resistant its welding striking, receives the body of arc plate, and material is manufactured with iron or hard plastics.Because this programme adopts magnetic clamping or mechanical grip to be connected with welded piece, simple and convenient when its installation or removal, the burn of having avoided workpiece to connect because of weldering, alleviated the labour intensity of operation, shortened operation time simultaneously, saved raw material metal, the close of each enterprise's welding conditions and solder technology parameter and unified is convenient in standard, the batch process being convenient to weld run-on tab and receiving the arc plate.

Description of drawings: " Fig. 1 " is the utility model structure, connection diagram.

The specific embodiment: piece number＜1 among " Fig. 1 " figure〉be: fire-resistant nonmetallic materials body welding striking or receipts arc plate body, the welding pattern, the weld seam form is determined according to technological requirement or customer requirements, the welding pattern of " Fig. 1 " is " a T type ", and the weld seam form is the not angle welding form of bevelling of single face.

Piece number＜2 among " Fig. 1 " figure〉be: lead connected, shaped flat shape, specification is mated according to the large, medium and small of welding current, one of every weld seam of quantity, connect lead＜2〉an end and weld seam pallet＜3 be connected, the other end is connected with the welding equipment negative or positive electrode, for forming the welding circuit setting.

Piece number＜3 among " Fig. 1 " figure〉be: the weld seam pallet, weld seam pallet material is consistent with the welded piece material, specification is determined according to welded piece welding current size, shape is determined according to weld seam form, technological requirement form, will to weld several weld seams on the body definite according to drawing, receiving for quantity, " Fig. 1 " is not bevel angle welding form of weld seam, one of quantity.One end of weld seam pallet be connected lead＜2 connect, the other end is connected with the welded piece overlap joint, makes welding gun play postwelding and welded piece＜6 〉, be connected lead＜2, welding equipment formation welding circuit.

Piece number＜4 among " Fig. 1 " figure〉be: magnetic clamping device, magnetic clamping device, material is a magnetic material, is installed in the six in advance prefabricated post holes of its body end face, according to the welding pattern its quantity is set, it is T-shape that this figure welds pattern, establishes 3 magnetic clamping devices.

Piece number＜5 among " Fig. 1 " figure〉be: mechanical gripping means, mechanical gripping means, material is manufactured with iron folder or hard plastics, being shaped as 90 ° of one end of two-way one-tenth clamps the welding striking, receives the arc body, other end double-layered quilt welder part＜6〉" A " end face or " B " end face, quantity is according to welding pattern quantification, and this figure draws 1, and is reusable.

Piece number＜6 among " Fig. 1 " figure〉be: the workpiece that is welded, establish " A " and hold to welded piece plays the weldering end, " B " is tail weldering end, draws for connection or using method are described.

According to welding pattern, the weld seam form that will weld workpiece, select weld seam form and corresponding to refractory material body striking of welding pattern and receipts arc plate body with its welding workpiece, two, one is installed in the welding position that rises that is welded workpiece and puts " Fig. 1 " piece number＜6〉" A " end.Another part is installed in by the welding tail position of welding workpiece, " Fig. 1 " piece number＜6〉" B " end, embodiment:

1, in the welding work pieces end surface thickness during: with " Fig. 1 " piece number＜4 greater than 30mm 〉, magnetic connects.As long as the end face that will draw or receive the arc body and welding work pieces end face align, make welded piece＜6〉weld seam with draw and receive weld seam pallet＜3 on the arc body center point-blank, under the effect of magnetic force suction, draw, receive the arc body and workpiece links together.As feel piece number＜4〉when magnetic force can not satisfy, can add mechanical gripping means " Fig. 1 " piece number＜5 as required〉connect as auxiliary, generally use two.

2, in the welding work pieces end surface thickness less than 30mm or for can't use magnetic devices to connect the time, use mechanical gripping means " Fig. 1 " piece number＜5 〉, 90 ° of clamp one ends of the two-way one-tenth that makes clamp striking or receive arc body end face, and the other end clamps welded piece＜6〉" A " termination or " B " end.Guarantee welded piece weld seam and striking and receive weld seam pallet＜3 on the arc plate body center point-blank.

3, selection and welded piece material, the corresponding to weld seam pallet of weld groove form＜3 〉, the weld seam pallet is connected lead, welded piece, welding equipment negative or positive electrode is connected with metal, form welding circuit.Install, adjust welding current (also can be〉on carry out the adjustment test of welding current size) in weld seam pallet＜3, begin welding, on arc end weld seam pallet＜3〉regulation prolongation commissures, play arc welding, regulation prolongation place receipts arc ends on the arc plate end weld seam pallet to receiving through welded piece, finish a welding, when needing the multipass welding, meet in the weldering of first road and to play arc welding again and both can.After treating that workpiece has welded, manual with magnetic clamping device piece number＜4〉magnetic attraction of moving away district or with mechanical gripping means piece number＜5 unclamp, striking, receipts arc plate body are separated with welded piece, its body is fire-resistant nonmetallic materials, high temperature resistant, metal welding seam is difficult for and plays body and merge, and adds pallet weld seam＜3〉buffer action, make that striking, receipts arc plate body and welded piece are easily separated, respectively the weld seam of drawing is cut, polishes with angle cutting machine or other cutting tool then.

4, change weld seam pallet＜2 〉, repeat above work, weld another weld seam.

Claims

1. fire-resistant nonmetallic materials body welding striking, receive the arc plate, it is characterized by: this striking, receive arc plate body＜1〉be to make with fire-resistant nonmetallic materials, connection lead＜2 are installed〉on this body, connect lead＜2〉an end and weld seam pallet＜3 be connected, the other end is connected with the positive pole of welding equipment, both welding gun was continuous to welding negative pole through welding equipment for the positive pole of welding equipment, the welding arc and weld seam pallet＜3 of welding gun ejection during welding〉be connected, form welding circuit, magnetic clamping device＜4 are housed on this body〉or mechanical gripping means＜5, be used for different welded pieces＜6〉clamping connect.

2. according to fire-resistant nonmetallic materials body welding striking, the receipts arc plate described in the claim 1, it is characterized by: fire-resistant nonmetallic materials are that the ashes thing after sandy soil refractory material or the coal burning is made.

According to the welding of the fire-resistant nonmetallic materials body described in the claim 1 striking, receive the arc plate, it is characterized by: magnetic clamping device＜4〉in advance in drawing, receive the arc plate, be shaped as six cylindricalitys.