CN203184829U - Exothermic welding die - Google Patents

Exothermic welding die Download PDF

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Publication number
CN203184829U
CN203184829U CN 201320066910 CN201320066910U CN203184829U CN 203184829 U CN203184829 U CN 203184829U CN 201320066910 CN201320066910 CN 201320066910 CN 201320066910 U CN201320066910 U CN 201320066910U CN 203184829 U CN203184829 U CN 203184829U
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CN
China
Prior art keywords
welding
die
patrix
upper die
exothermic
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
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CN 201320066910
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Chinese (zh)
Inventor
黄剑民
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NANJING TANGMO ELECTRICAL TECHNOLOGY Co Ltd
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NANJING TANGMO ELECTRICAL TECHNOLOGY Co Ltd
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Priority to CN 201320066910 priority Critical patent/CN203184829U/en
Application granted granted Critical
Publication of CN203184829U publication Critical patent/CN203184829U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses an exothermic welding die and belongs to a workpiece welding auxiliary device. The exothermic welding die comprises an upper die and a lower die, wherein a reaction cavity which is used for conducting exothermic welding is formed inside the upper die, grooves which are matched with each other and used for forming a welding cavity are formed in the contact end face of the upper die and the lower die, the welding cavity is communicated with the reaction cavity, and the upper die is formed by at least two mutually-matched components in a splicing mode. The mutually-matched components are detachably connected. Due to the fact that the upper die of the exothermic welding die is arranged to be a splitting type, when a workpiece is welded, welding fluxes swell after heated to form a shape which enables the upper die and the lower die to be difficult to directly separate, according to the detachable connection structure between the splicing components of the upper die, splitting is carried out on the upper die, for example the upper die is split into two pieces, therefore, the upper die can be directly taken down from the lower die, and the workpiece in the welding cavity can be taken down. Meanwhile, the exothermic welding die is simple in structure, the components of the upper die can be machined in the splitting mode, and the exothermic welding die is suitable for industrial production and easy to popularize.

Description

A kind of exothermic welding mould
Technical field
The utility model relates to a kind of workpiece auxiliary welding equipment, and in particular, the utility model relates generally to a kind of exothermic welding mould.
Background technology
Heat release welding is that a kind of simple, high efficiency, high-quality metal connect technology, it utilizes the metallic compound chemical reaction heat as thermal source, by overheated motlten metal, direct or indirect heating work forms definite shape, size and meets the joint made by flame welding of engineering demand in the die cavity of special mould.Current, the heat release welding has generally replaced the mechanical connection method between the metal in the past.But in the actual implementation process of heat release welding; because the patrix of known exothermic welding mould all is monoblock type; though this kind structure makes Mould Machining become simple; but in use because the welding site environment is more abominable; be prone to moisture; undesirable elements such as impurity; cause the volume of scolder formation greater than the die cavity of mould easily; make the part scolder enter the reaction chamber of patrix; and expanding becomes the shape of a mushroom head; after afore-mentioned occurring; patrix becomes and is difficult to take off; make troubles to welding operation; also can cause mould to damage as taking off patrix by force, therefore at aforesaid situation, be necessary to do further improvement at the structure of exothermic welding mould.
Summary of the invention
One of the purpose of this utility model is to provide a kind of exothermic welding mould at above-mentioned deficiency, solves in the prior art because the scolder expanded by heating enters in the reaction chamber of mould with expectation, causes technical problems such as the patrix of mould can't take off.
For solving above-mentioned technical problem, the utility model by the following technical solutions:
A kind of exothermic welding mould provided by the utility model, comprise patrix and counterdie, described patrix inside is provided with the reaction chamber for the heat release welding, described patrix also is provided with on the end face mutually with contacting of counterdie and coincide, and be used for forming the groove of welding die cavity, described welding die cavity is connected with reaction chamber, and described patrix is spliced by two assemblies that coincide mutually at least, is detachable connection between the described assembly that coincide mutually.
As preferably, further technical scheme is: the described detachable bolt that is connected to connects, the described patrix that is spliced into, and at least two assemblies that coincide mutually are provided with the screw that matches with bolt.
Further technical scheme is: be equipped with on the contact-making surface of described patrix and counterdie end mutual corresponding, and the arc groove that is connected with the groove that is used for forming the welding die cavity.
Further technical scheme is: on described patrix and the counterdie mutually corresponding arc groove form the manhole of exothermic welding mould side jointly.
Further technical scheme is: described at least two assemblies contact-making surface each other that is spliced into patrix is the plane.
Further technical scheme is: described patrix is the identical cuboid of cross section size with counterdie.
Compared with prior art, one of the beneficial effects of the utility model are: the patrix by exothermic welding mould is set to split type, make when workpiece weld the scolder back that is heated expand when forming the shape that makes patrix and counterdie be difficult to direct disengagement, by the detachable syndeton between the patrix splicing assembly, patrix is split, as be split as two halves, thereby make patrix directly to take off from counterdie, and then take off the interior workpiece of welding die cavity, and occupation mode is identical with conventional exothermic welding mould under the normality; Simultaneously a kind of exothermic welding mould provided by the utility model is simple in structure, and the assembly of patrix can be determined separate machined after the size, is suitable for suitability for industrialized production, is easy to promote.
Description of drawings
Fig. 1 is for being used for the combining structure schematic diagram of an embodiment of explanation the utility model;
Fig. 2 is for being used for the split structural representation of another embodiment of explanation the utility model.
Among the figure, 1 is that patrix, 11 is that reaction chamber, 12 is that assembly, 2 is that counterdie, 3 is that groove, 4 is that bolt, 5 is arc groove.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further elaborated.
With reference to figure 1, shown in Figure 2, an embodiment of the present utility model is a kind of exothermic welding mould, comprise patrix 1 and counterdie 2, described patrix 1 inside is provided with the reaction chamber 11 for the heat release welding, described patrix 1 also is provided with on the end face mutually with contacting of counterdie 2 and coincide, and is used for forming the groove 3 of welding die cavity, and described welding die cavity is connected with reaction chamber 11, described patrix 1 is spliced by two assemblies 12 that coincide mutually at least, is detachable connection between the described assembly 12 that coincide mutually.
In the present embodiment, the scolder expanded by heating entered in the reaction chamber at that time, solidify form make the structure that patrix 1 is difficult to take off from counterdie 2 after, assembly 12 by patrix 1 is with its fractionation, for example illustrated in fig. 2, patrix 1 is split as two parts, can remove the expansion scolder in reaction chamber 11 and the welding die cavity, and take off workpiece, and for the quantity of said modules 12, the size of visual exothermic welding mould is determined, and be to simplify the structure of patrix 1 and the difficulty of processing of assembly 12, will adopt illustrated in fig. 2 minute body structure usually, after determining corresponding size, two assemblies 12 of patrix 1 separately can be produced, be used in combination.
Again with reference to shown in Figure 2, in another embodiment of the present utility model, for splitting and fixing mode of operation between the assembly 12 of further simplifying patrix 1, can adopt bolt 4 as above-mentioned detachable connection, and patrix 1 connects for adapting to aforesaid bolt, need set up the screw that matches with bolt 4 at its assembly 12.And need to prove, aforesaid bolt is only thought comparatively simply and direct a kind of detachable connected mode for the inventor, by bearing pin connect, metal card links mode such as connect and all can reach and be connected similar technique effect with aforementioned bolt, because these connected modes all are to exist in the prior art, so locate no longer to describe in detail.
Again with reference to shown in Figure 2, according to another embodiment of the present utility model, for making that exothermic mold can be the same with mould of the prior art, be used for the welding of metal, also can set up mutual corresponding with the contact-making surface of counterdie 2 ends at above-mentioned patrix 1, and with the arc groove 5 that the groove 3 that is used for composition welding die cavity is connected, the arc groove 5 on this patrix 1 and the counterdie 2 can be formed the manhole of exothermic welding mould side mutually, and the workpiece that welds can be passed from this through hole.
Still with reference to shown in Figure 2, again according to another embodiment of the present utility model, be the difficulty of processing that reduces patrix 1 splicing assembly 2, and the goodness of fit when splicing mutually, preferably assembly 12 contact-making surface each other is set to the plane.And, go out as Figure 1 and Figure 2, the globality when using with counterdie 2 for improving patrix 1, the inventor is set to the big or small identical cuboid of cross section also with reference to prior art with patrix 1 and counterdie 2.
" embodiment " who speaks of in this manual, " another embodiment ", " embodiment ", etc., refer to concrete feature, structure or the characteristics described in conjunction with this embodiment and be included among at least one embodiment that the application's generality describes.A plurality of local appearance statement of the same race is not necessarily to refer to same embodiment in specification.Furthermore, when describing a concrete feature, structure or characteristics in conjunction with arbitrary embodiment, what advocate is to realize that in conjunction with other embodiment this feature, structure or characteristics also drop in the scope of the present utility model.
Although be described with reference to the utility model of a plurality of explanatory embodiment of the present utility model here, but, should be appreciated that, those skilled in the art can design a lot of other modification and embodiments, and these are revised and embodiment will drop within the disclosed principle scope and spirit of the application.More particularly, in the scope of, accompanying drawing open in the application and claim, can carry out multiple modification and improvement to building block and/or the layout of subject combination layout.Except modification that building block and/or layout are carried out with improving, to those skilled in the art, other purposes also will be tangible.

Claims (6)

1. exothermic welding mould, comprise patrix (1) and counterdie (2), described patrix (1) inside is provided with the reaction chamber (11) for the heat release welding, described patrix (1) also is provided with on the end face mutually with contacting of counterdie (2) and coincide, and be used for forming the groove (3) of welding die cavity, described welding die cavity is connected with reaction chamber (11), it is characterized in that: described patrix (1) is spliced by two assemblies (12) that coincide mutually at least, is detachable connection between the described assembly (12) that coincide mutually.
2. exothermic welding mould according to claim 1 is characterized in that: the described detachable bolt (4) that is connected to connects, the described patrix (1) that is spliced into, and at least two assemblies (12) that coincide mutually are provided with the screw that matches with bolt (4).
3. exothermic welding mould according to claim 1 is characterized in that: be equipped with on the contact-making surface of described patrix (1) and counterdie (2) end mutual corresponding, and the arc groove (5) that is connected with the groove (3) that is used for forming the welding die cavity.
4. exothermic welding mould according to claim 3 is characterized in that: described patrix (1) is gone up the manhole that corresponding mutually arc groove (5) is formed the exothermic welding mould side jointly with counterdie (2).
5. exothermic welding mould according to claim 1, it is characterized in that: described at least two assemblies (12) contact-making surface each other that is spliced into patrix (1) is the plane.
6. exothermic welding mould according to claim 1 is characterized in that: described patrix (1) is the identical cuboid of cross section size with counterdie (2).
CN 201320066910 2013-02-06 2013-02-06 Exothermic welding die Expired - Fee Related CN203184829U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320066910 CN203184829U (en) 2013-02-06 2013-02-06 Exothermic welding die

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320066910 CN203184829U (en) 2013-02-06 2013-02-06 Exothermic welding die

Publications (1)

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CN203184829U true CN203184829U (en) 2013-09-11

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103506755A (en) * 2013-10-14 2014-01-15 湖北威达电气有限公司 Iron-based nonelectric welding device
CN107127448A (en) * 2017-05-18 2017-09-05 山东电力建设第工程公司 A kind of power station fireclay welding copper & brass mould, devices and methods therefor
CN107627065A (en) * 2017-11-21 2018-01-26 成都凯隆机械维修有限公司 It is a kind of to be pressed from both sides with the matching used mould of split type exothermic welding mould
CN107627023A (en) * 2017-11-21 2018-01-26 成都凯隆机械维修有限公司 A kind of exothermic welding mould
CN107891240A (en) * 2017-11-21 2018-04-10 成都凯隆机械维修有限公司 A kind of Split Positioning exothermic welding mould

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103506755A (en) * 2013-10-14 2014-01-15 湖北威达电气有限公司 Iron-based nonelectric welding device
CN103506755B (en) * 2013-10-14 2016-04-06 湖北威达电气有限公司 A kind of iron-based is without electric welding device
CN107127448A (en) * 2017-05-18 2017-09-05 山东电力建设第工程公司 A kind of power station fireclay welding copper & brass mould, devices and methods therefor
CN107627065A (en) * 2017-11-21 2018-01-26 成都凯隆机械维修有限公司 It is a kind of to be pressed from both sides with the matching used mould of split type exothermic welding mould
CN107627023A (en) * 2017-11-21 2018-01-26 成都凯隆机械维修有限公司 A kind of exothermic welding mould
CN107891240A (en) * 2017-11-21 2018-04-10 成都凯隆机械维修有限公司 A kind of Split Positioning exothermic welding mould

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130911

Termination date: 20190206