CN210046151U - Die core replaceable type multi-core cable electroless welding die - Google Patents
Die core replaceable type multi-core cable electroless welding die Download PDFInfo
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- CN210046151U CN210046151U CN201920159956.4U CN201920159956U CN210046151U CN 210046151 U CN210046151 U CN 210046151U CN 201920159956 U CN201920159956 U CN 201920159956U CN 210046151 U CN210046151 U CN 210046151U
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- 238000003466 welding Methods 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 description 9
- 230000004907 flux Effects 0.000 description 7
- 239000002184 metal Substances 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
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Abstract
The utility model discloses an electroless welding mould of interchangeable mold core formula multicore cable, including upper left external mold, upper right external mold, lower external mold, upper left mold core, upper right mold core, lower mold core, locating pin, upper left mold core, upper right mold core are connected with upper left external mold and upper right external mold through the locating pin respectively, and lower mold core is installed in the cavity of lower external mold, can be used to the electroless welding of multicore cable. The upper left mold core, the upper right mold core and the lower mold core are designed into a series of different specifications, and the diameters and the number of the inner cavities of the mold cores of the different specifications are different, so that the requirement of simultaneously welding all cores of the multi-core cable with different dimensions and specifications and core numbers can be met.
Description
Technical Field
The utility model relates to a cable welding mould, especially adopt electroless welding method to carry out the mould that multicore cable welding used.
Background
In daily life, electricity is one of the indispensable energy sources for adults, and the electricity transmitted from a power plant is transmitted to thousands of households through various cables. In the process of power transmission, the integrity of the cable becomes a prerequisite for power transmission, and when the cable is broken due to various unexpected conditions, how to quickly repair the cable is very important for ensuring normal power transmission. In the informatization war, cables are needed to be used for power and signal transmission among various weaponry, most of the cables are in an exposed state and are vulnerable parts in a battlefield, and how to quickly and efficiently repair damaged cables plays a key role in success or failure of the war.
At present, the connection method used for emergency repair and peacetime maintenance of damaged cables mainly comprises the means of manual knotting, electric welding, gas welding, cold pressure welding and the like, wherein the manual knotting requires the cables to have enough spare length, the stress of the connection part is large, the electric conductivity and the strength are low, the connection reliability is low, the problems of untight joint, increased resistance, increased temperature and the like are easy to occur, and secondary damage is caused; heavy equipment such as an external power supply, an air source and the like is needed for electric welding and gas welding, the flexibility is poor, the welding process is complex, the operation requirement is high, strict training is needed, and the welding efficiency is low; the cold pressure welding makes the welded wire generate plastic deformation by means of external pressure to achieve intercrystalline bonding, and has good strength and conductivity, but the required extrusion force is higher than the yield strength of the material, so the method is only suitable for the connection of the small-diameter wire, and the cable connection with the large diameter requires large extrusion force, the equipment is complex, and the power supply cannot be disconnected. The connection methods of the cables have the problems that the cables cannot leave the external power supply, air source and other equipment, or the cables are low in strength and easy to damage after being connected.
The utility model discloses an adopt electroless welding method (from stretching the welding method, based on from stretching high temperature synthesis technique, utilize the heat that powder burning synthesis reaction was given off and the permanent metallurgical connection of wire is realized to the metal product that generates) to carry out cable welding and provide a mould, can weld the multicore cable of multiple specification, convenient operation, use are nimble, welding efficiency is high to welded joint has good welding quality, and joint strength and electrical property are equivalent with the cable.
Disclosure of Invention
The utility model aims at: the die is simple to operate, the die core can be replaced, and the universality is strong.
The purpose of the utility model is realized like this: a mold core replaceable type multi-core cable electroless welding mold comprises an upper left mold core, an upper right mold core, a lower outer mold core, an upper left mold core, an upper right mold core, a lower mold core and a positioning pin.
The upper left mold core and the upper right mold core are respectively installed in the concave cavities of the upper left outer mold and the upper right outer mold through positioning pins, and the lower mold core is installed in the concave cavity of the lower outer mold. The lower mold core is arranged on the lower outer mold, the left upper outer mold and the right upper outer mold which are respectively provided with the left upper mold core and the right upper mold core are aligned and closely attached together and are placed on the lower outer mold, a cylindrical cavity is formed among the left upper mold core, the right upper mold core and the lower mold core, and a conical cavity is formed on the upper portions of the left upper outer mold and the right upper outer mold. Inserting the end parts of the cores of the cables to be connected into a cavity formed among the upper left mold core, the upper right mold core and the lower mold core from two ends respectively, putting welding flux into the conical cavities formed on the upper parts of the upper left mold and the upper right mold and igniting the welding flux, enabling metal solution formed by the combustion of the welding flux to flow downwards into the cavities formed by the upper left mold core, the upper right mold core and the lower mold core, melting joints of the cores of the cables, solidifying the metal solution after the combustion of the welding flux is finished and the temperature is reduced, and connecting the cables together.
The utility model discloses an electroless welding mould of interchangeable mold core formula multicore cable has adopted above technical scheme, has following advantage:
1. because the upper left mold core, the upper right mold core and the lower mold core are replaceable, when the upper left mold core, the upper right mold core and the lower mold core are damaged, the upper right mold core, the lower right mold core and the lower mold core can be conveniently replaced and maintained, the whole mold cannot be scrapped, and the upper right mold core, the lower right mold core and the lower mold core are convenient.
2. The number and the size of the cavities of the upper left mold core, the upper right mold core and the lower mold core are reasonably planned, a series of mold cores with different cavity specifications are manufactured, the mold cores with each specification are suitable for cables with a plurality of specifications, the specification of a common multi-core cable can be covered by one mold matched with a plurality of mold cores, the simultaneous welding of all cores of the multi-core cable with the common specification is realized, and the universality, the portability and the welding maintenance efficiency of the mold are improved.
Drawings
Fig. 1 is an overall appearance structure diagram of the present invention.
Fig. 2 is an exploded view of the assembly of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The utility model relates to an electroless welding mould of interchangeable mold core formula multicore cable, including upper left external mold 1, upper right external mold 2, locating pin 3, lower external mold 4, lower mold core 5, upper left mold core 6, upper right mold core 7.
Referring to fig. 1-2, the left upper mold core 6 and the right upper mold core 7 are respectively installed in the cavities of the left upper outer mold 1 and the right upper outer mold 2 through the positioning pins 3, and the lower mold core 5 is installed in the cavity of the lower outer mold 4.
When the die is used for welding, the lower die core 5 is firstly installed in the lower outer die 4, then the left upper outer die 1 and the right upper outer die 2 which are respectively installed with the left upper die core 6 and the right upper die core 7 are aligned and closely attached together and are placed on the lower outer die 4, a cylindrical cavity is formed among the left upper die core 6, the right upper die core 7 and the lower die core 5, and a conical cavity is formed on the upper parts of the left upper outer die and the right upper outer die. The end parts of the cores of the multi-core cable to be connected are respectively inserted into a cavity formed between the upper left die core 6, the upper right die core 7 and the lower die core 5 from two ends, welding flux is put into the conical cavities formed at the upper parts of the upper left die core 1 and the upper right die core 2 and ignited, metal solution formed by the combustion of the welding flux flows downwards into the cavities formed by the upper left die core 6, the upper right die core 7 and the lower die core 5, joints of the cores of the cable are melted, and after the combustion of the welding flux is finished and the temperature is reduced, the metal solution is solidified to connect the cables together.
The utility model discloses in, adopted following design, improved the commonality of this mould, portability, convenience of use and maintenance to improve the efficiency of welding maintenance:
(1) the upper left die core 6 and the upper right die core 7 are designed to be replaceable, so that when the die cores are damaged, the die cores can be conveniently replaced and maintained, the whole die cannot be scrapped, and the die is convenient to maintain and low in cost.
(2) According to the specifications of common cables, the number and the size of cavities of the upper left mold core 6, the upper right mold core 7 and the lower mold core 5 are reasonably planned, and a series of mold cores with different specifications are designed, so that the cavity size of the mold core with one specification is suitable for cables with a plurality of similar specifications.
The die can be used independently, and can be matched with a special tool for improving the convenience and the reliability of welding operation.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that the improvement and decoration without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.
Claims (3)
1. The utility model provides a no electric welding mould of interchangeable mold core formula multicore cable which characterized in that: the mold comprises an upper left mold, an upper right mold, a positioning pin, a lower outer mold, a lower mold core, an upper left mold core and an upper right mold core, wherein the upper left mold core (6) and the upper right mold core (7) are respectively installed in cavities of the upper left mold (1) and the upper right mold (2) through the positioning pin (3), and the lower mold core (5) is installed in a cavity of the lower outer mold (4).
2. The mold core-replaceable multi-core cable electroless welding mold of claim 1, wherein: the upper left mold core, the upper right mold core and the lower mold core are designed to be replaceable.
3. The mold core-replaceable multi-core cable electroless welding mold of claim 1, wherein: the left upper mold core, the right upper mold core and the lower mold core comprise a series of different specifications, the number and the size of the cavity of the mold core with one specification are suitable for cables with a plurality of specifications, and the mold can be matched with a plurality of mold cores to cover the specifications of commonly used multi-core cables, so that the cores of the multi-core cables with the commonly used specifications can be simultaneously welded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920159956.4U CN210046151U (en) | 2019-01-24 | 2019-01-24 | Die core replaceable type multi-core cable electroless welding die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920159956.4U CN210046151U (en) | 2019-01-24 | 2019-01-24 | Die core replaceable type multi-core cable electroless welding die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210046151U true CN210046151U (en) | 2020-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920159956.4U Expired - Fee Related CN210046151U (en) | 2019-01-24 | 2019-01-24 | Die core replaceable type multi-core cable electroless welding die |
Country Status (1)
| Country | Link |
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| CN (1) | CN210046151U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111468818A (en) * | 2019-01-24 | 2020-07-31 | 中国人民解放军陆军工程大学 | Die core replaceable type multi-core cable electroless welding die |
-
2019
- 2019-01-24 CN CN201920159956.4U patent/CN210046151U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111468818A (en) * | 2019-01-24 | 2020-07-31 | 中国人民解放军陆军工程大学 | Die core replaceable type multi-core cable electroless welding die |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200211 |
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| CF01 | Termination of patent right due to non-payment of annual fee |