CN209792863U - Core-changing type graphite fired mold - Google Patents
Core-changing type graphite fired mold Download PDFInfo
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- CN209792863U CN209792863U CN201920524105.5U CN201920524105U CN209792863U CN 209792863 U CN209792863 U CN 209792863U CN 201920524105 U CN201920524105 U CN 201920524105U CN 209792863 U CN209792863 U CN 209792863U
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Abstract
The utility model relates to the technical field of investment molds and discloses a core-changing graphite investment mold, which comprises an ignition part, a reaction part, a forming part and a mold core pipe, wherein the lower end of the ignition part is provided with a connecting pipe; the reaction part is provided with a through reaction channel, a reaction cavity is arranged in the reaction part, and the reaction channel is connected with a connecting pipe at the lower end of the ignition part; a forming cavity is arranged in the forming part, and the reaction cavity is communicated with the forming cavity through a mold core pipe. The utility model discloses a split type will ignite the portion and part with the shaping portion, and one portion of igniting can be for a plurality of shaping portions use, has practiced thrift the manufacturing cost and the use cost of fired mould in a large number, increases reaction portion between portion of igniting and shaping portion, and a plurality of shaping portions can be connected simultaneously to a reaction portion, but a plurality of copper of welding simultaneously cover steel earth bar, have improved work efficiency.
Description
Technical Field
The utility model relates to an investment technical field specifically is a core-changing type graphite investment.
Background
The graphite fired mold can be used to weld copper and cover steel earth bar, and current graphite fired mold contains ignition portion and shaping portion, and one ignition portion corresponds a shaping portion, no matter the ignition portion has bad or the shaping portion has bad, and this mould has just been scrapped, and the life of the portion of igniting is longer usually, and the life of shaping portion is shorter, and this just leads to ignition portion and shaping portion life's mismatching nature, therefore has caused a large amount of wastes of mould reaction chamber.
And one of the portion of igniting of current graphite fired mold only matches a shaping portion, can not match a plurality of shaping portions simultaneously, also leads to a plurality of earth bars of unable simultaneous welding, and work efficiency is low.
Because the diameter of copper-clad steel earth bar is different, also lead to the graphite fired mold that also leads to the preparation multiple model, if the graphite fired mold of every model all makes a ignition portion and shaping portion, also can cause a large amount of wastes.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a core-changing type graphite fired mold has the function of practicing thrift cost, work efficiency is high.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme:
A core-changing graphite investment comprises an ignition part, a reaction part, a forming part and a mold core pipe, wherein an ignition channel which is communicated from top to bottom is arranged in the center of the ignition part, and a connecting pipe which is communicated with the ignition channel is arranged at the lower end of the ignition part; the reaction part comprises a first upper die and a first lower die, a through reaction channel is arranged in the center of the first upper die and is connected with a connecting pipe at the lower end of the ignition part, reaction cavities are arranged in the centers of the first upper die and the first lower die and are communicated with the reaction cavities, semi-cylindrical first clamping holes which are matched with each other are arranged at the periphery of the lower end of the first upper die and the periphery of the upper end of the first lower die, and the first clamping holes are communicated with the reaction cavities; mould, second lower mould are gone up to the shaping portion including the second, the center in mould and the second lower mould all is equipped with the shaping chamber in the second, the second centre gripping hole that mould, second lower mould were all equipped with semi-cylindrical and match each other in one side of mould, second lower mould in the second, first centre gripping hole, second centre gripping hole can be inserted respectively at the both ends of mould core pipe, reaction chamber and shaping chamber pass through the mould core pipe intercommunication, the shaping portion does not establish second centre gripping hole and relative both sides and is equipped with the third centre gripping hole that communicates with the shaping chamber.
Preferably, the middle part of mold core pipe outer wall is equipped with the round and is annular baffle, the upper and lower both ends of baffle both sides are equipped with a first arch respectively, first centre gripping hole the bottom of second centre gripping downthehole wall all is equipped with the first draw-in groove that matches with first arch.
preferably, the outer diameter of the die core tube is the same as the diameters of the first clamping hole and the second clamping hole, and the inner diameter of the die core tube is the same as the diameter of the third clamping hole.
Preferably, the upper end of the ignition part is provided with a protective cover, one side of the protective cover is hinged with the upper end of the ignition part, and one end of the protective cover, which is far away from the hinged part, is provided with a U-shaped ignition opening.
Preferably, the opposite corners of the lower side of the first upper die are provided with a second protrusion, and the opposite corners of the upper side of the first lower die are provided with a second clamping groove matched with the second protrusion.
Preferably, the opposite corners of the lower side of the second upper die are provided with a third protrusion, and the opposite corners of the upper side of the second lower die are provided with a third clamping groove matched with the third protrusion.
advantageous effects
compared with the prior art, the utility model provides a core-changing type graphite fired mold possesses following beneficial effect:
1. adopt split type, will ignite the portion and part separately with the shaping portion, do not have the mismatch nature of igniting portion and shaping portion, one ignites the portion and can use for a plurality of shaping portions, has overcome one and has ignited the limitation that the portion can only be used for a shaping portion, has practiced thrift the manufacturing cost and the use cost of fired mould in a large number.
2. Increase the reaction portion between portion and the shaping portion of igniting, a reaction portion can connect a plurality of shaping portions simultaneously, can weld a plurality of copper simultaneously and cover steel earth bar, improves work efficiency.
3. The reaction part is connected with the forming part through the mold core pipe, the outer diameter of the mold core pipe is the same as the diameter of the first clamping hole of the reaction part and the diameter of the second clamping hole of the forming part, the inner diameter of the mold core pipe is the same as the diameter of the third clamping hole of the forming part, the third clamping hole is used for fixing the copper-clad steel grounding rod to be welded, the inner diameter of the mold core pipe is communicated with the forming cavity, and the reaction part can be enabled to be matched with the forming parts of different models so as to be beneficial to welding the grounding rods of different diameters.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a schematic structural view of the ignition part of the present invention;
FIG. 4 is a split view of the reaction section of the present invention;
FIG. 5 is a sectional view of the molding section of the present invention;
Fig. 6 is a schematic view of a die core tube according to the present invention;
In the figure, 1-an ignition part, 11-an ignition channel, 12-a connecting pipe, 13-a protective cover, 14-an ignition port, 2-a reaction part, 21-a first upper die, 22-a first lower die, 23-a reaction channel, 24-a reaction cavity, 25-a first clamping hole, 26-a second clamping groove, 3-a forming part, 31-a second upper die, 32-a second lower die, 33-a forming cavity, 34-a second clamping hole, 35-a third clamping hole, 36-a third clamping groove, 4-a die core pipe, 41-a baffle, 42-a first protrusion, 5-a first clamping groove and 6-a grounding rod.
Detailed Description
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, a core-replaceable graphite melting mold comprises an ignition part 1, a reaction part 2, a forming part 3 and a mold core tube 4, wherein an ignition passage 11 is formed in the center of the ignition part 1 and penetrates from top to bottom, and a connecting tube 12 is formed at the lower end of the ignition part 1 and penetrates through the ignition passage 11. The reaction part 2 comprises a first upper die 21 and a first lower die 22, a through reaction channel 23 is arranged in the center of the first upper die 21, the reaction channel 23 is connected with a connecting pipe 12 at the lower end of the ignition part 1, reaction cavities 24 communicated with the reaction channel 23 are arranged in the centers of the first upper die 21 and the first lower die 22, semi-cylindrical first clamping holes 25 matched with each other are arranged on the peripheries of the lower end of the first upper die 21 and the upper end of the first lower die 22, and the first clamping holes 25 are communicated with the reaction cavities 24. The forming part 3 comprises a second upper die 31 and a second lower die 32, forming cavities 33 are respectively arranged in the centers of the second upper die 31 and the second lower die 32, and semi-cylindrical and mutually matched second clamping holes 34 are respectively arranged on one sides of the second upper die 31 and the second lower die 32; the middle part of the outer wall of the die core pipe 4 is provided with a ring of annular baffle plates 41, the upper end and the lower end of the two sides of each baffle plate 41 are respectively provided with a first protrusion 42, and the bottoms of the inner walls of the first clamping holes 25 and the second clamping holes 34 are respectively provided with a first clamping groove 5 matched with the first protrusion 42. The two ends of the mold core tube 4 can be inserted into the first clamping hole 25 and the second clamping hole 34 respectively, and the first protrusion 42 is inserted into the first clamping groove 5, so that the reaction cavity 24 and the molding cavity 33 are communicated through the mold core tube 4. The molding part 3 is not provided with the second holding hole 34 and opposite sides are provided with third holding holes 35 communicating with the molding cavity 33.
wherein, the outer diameter of the mold core tube 4 is the same as the diameter of the first clamping hole 25 and the second clamping hole 34, and the inner diameter of the mold core tube 4 is the same as the diameter of the third clamping hole 35. Reaction portion 2 is connected through mould core pipe 4 with shaping portion 3, and third centre gripping hole 35 is used for the fixed copper that waits to weld covers the steel earth bar, and the internal diameter and the shaping chamber 33 intercommunication of mould core pipe 4 can make the shaping portion 3 of a reaction portion 2 matching different models to do benefit to the earth bar of welding different diameters.
referring to fig. 1, a protective cover 13 is disposed at the upper end of the ignition portion 1, one side of the protective cover 13 is hinged to the upper end of the ignition portion 1, and a U-shaped ignition opening 14 is disposed at one end of the protective cover 13 away from the hinged position. In use, an ignition agent is placed in the reaction channel 11, a welding flux is placed in the reaction cavity 24, and the ignition port 13 is arranged to facilitate ignition of the welding flux placed in the reaction cavity 24.
Referring to fig. 4 and 5, the opposite corners of the lower side of the first upper mold 21 are provided with a second protrusion (not shown in the drawings), and the opposite corners of the upper side of the first lower mold 22 are provided with a second locking groove 26 matched with the second protrusion. The opposite corners of the lower side of the second upper die 31 are provided with a third protrusion (not shown in the drawings), and the opposite corners of the upper side of the second lower die 32 are provided with a third slot 36 matched with the third protrusion. The first upper mold 21 and the first lower mold 22 of the reaction part 2 are clamped in the second clamping groove 26 through the second protrusion to limit positions, and the second upper mold 31 and the second lower mold 32 of the forming part are clamped in the third clamping groove 36 through the third protrusion to limit positions.
The utility model discloses a use does:
Before welding, the investment pattern is dried by a blowtorch so as to prevent water vapor remained in the die from influencing the welding quality and clean all parts. The connecting pipe 12 of the ignition part 1 is inserted into the reaction channel 23 of the first upper die 21, then one end of the die core pipe 4 is placed in the first clamping hole 25 of the first lower die 22, the first protrusion 42 at the lower end of the die core pipe 4 is clamped in the first clamping groove 5 of the first lower die 22, meanwhile, the connected ignition part 1 and the first upper die 21 are placed on the first lower die 22, and the first protrusion 42 at the upper end of the die core pipe 4 is clamped in the first clamping groove 5 of the first upper die and is limited by the second protrusion and the second clamping groove 26. Then, connecting a second clamping hole 34 of a second lower die 32 of the forming part 3 with the mold core tube 4, and limiting through a first clamping groove 5 in the second clamping hole 34 and a first bulge of the mold core tube 4; then, the part to be welded of the copper-clad steel ground rod 6 with a clean surface is placed in the molding cavity 33 through the third clamping hole 35, and the second upper die 31 is buckled on the second lower die 32. Then flux is poured into the reaction cavity 24 through the ignition channel 11, the ignition agent is scattered on the surface of the flux and the opening of the ignition channel 11, the protective cover 13 is covered, the ignition agent is ignited from the ignition opening 14 by a special ignition gun, the flux reacts at the moment, the melted flux enters the forming cavity 33 from the reaction cavity 24 and the die core tube 4 and covers the surface of the grounding rod 6, and the forming part 3 is opened after the reaction of the flux is finished for about 20 seconds, and the welded article is taken out.
above-mentioned core-changing formula graphite fired mold adopts split type, will ignite portion 1 and shaping portion 3 separately, does not have the mismatch nature of portion 1 and shaping portion 3 that ignites, and one portion 1 that ignites can be for a plurality of shaping portions 3 uses, has overcome one portion 1 that ignites and can only be the limitation that one shaping portion 3 used, has practiced thrift the manufacturing cost and the use cost of fired mold in a large number. All be equipped with a first centre gripping hole 25 around reaction portion 2, when the welding, can all connect a shaping portion 3 around reaction portion 2, improve work efficiency. The reaction part 2 is connected with the forming part 3 through the die core pipe 4, so that one reaction part 2 can be matched with the forming parts 3 of different types, and the welding of the ground rods of different diameters is facilitated.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The core-changing graphite investment is characterized by comprising an ignition part (1), a reaction part (2), a forming part (3) and a die core pipe (4), wherein the center of the ignition part (1) is provided with an ignition channel (11) which is communicated from top to bottom, and the lower end of the ignition part (1) is provided with a connecting pipe (12) which is communicated with the ignition channel (11);
The reaction part (2) comprises a first upper die (21) and a first lower die (22), a through reaction channel (23) is arranged in the center of the first upper die (21), the reaction channel (23) is connected with a connecting pipe (12) at the lower end of the ignition part (1), reaction cavities (24) are arranged in the centers of the first upper die (21) and the first lower die (22), the reaction channel (23) is communicated with the reaction cavities (24), semi-cylindrical first clamping holes (25) which are mutually matched are arranged on the peripheries of the lower end of the first upper die (21) and the upper end of the first lower die (22), and the first clamping holes (25) are communicated with the reaction cavities (24);
Mould (31), second lower mould (32) on shaping portion (3) includes the second, mould (31) all is equipped with into die cavity (33) with the center in second lower mould (32) on the second, one side that mould (31), second lower mould (32) on the second all is equipped with semi-cylindrical and second centre gripping hole (34) that match each other, first centre gripping hole (25), second centre gripping hole (34) can be inserted respectively at the both ends of mould core pipe (4), reaction chamber (24) and shaping cavity (33) are through mould core pipe (4) intercommunication, second centre gripping hole (34) and relative both sides are not established in shaping portion (3) and are equipped with third centre gripping hole (35) with become die cavity (33) intercommunication.
2. The core-changing graphite melting mold according to claim 1, wherein a ring of annular baffle plates (41) are arranged in the middle of the outer wall of the mold core tube (4), the upper end and the lower end of each of two sides of each baffle plate (41) are respectively provided with a first protrusion (42), and the bottoms of the inner walls of the first clamping hole (25) and the second clamping hole (34) are respectively provided with a first clamping groove (5) matched with the first protrusion (42).
3. the core-changing graphite melting mold according to claim 1, wherein the outer diameter of the mold core tube (4) is the same as the diameter of the first holding hole (25) and the second holding hole (34), and the inner diameter of the mold core tube (4) is the same as the diameter of the third holding hole (35).
4. the core-changing graphite melting mold according to claim 1, characterized in that a protective cover (13) is arranged at the upper end of the ignition part (1), one side of the protective cover (13) is hinged with the upper end of the ignition part (1), and a U-shaped ignition port (14) is arranged at one end of the protective cover (13) far away from the hinged part.
5. The core-changing graphite melting mold according to claim 1, wherein the opposite corners of the lower side of the first upper mold (21) are provided with a second protrusion, and the opposite corners of the upper side of the first lower mold (22) are provided with a second locking groove (26) matching with the second protrusion.
6. The core-changing graphite melting mold according to claim 1, wherein the opposite corners of the lower side of the second upper mold (31) are provided with a third protrusion, and the opposite corners of the upper side of the second lower mold (32) are provided with a third locking groove (36) matching with the third protrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920524105.5U CN209792863U (en) | 2019-04-17 | 2019-04-17 | Core-changing type graphite fired mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920524105.5U CN209792863U (en) | 2019-04-17 | 2019-04-17 | Core-changing type graphite fired mold |
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| Publication Number | Publication Date |
|---|---|
| CN209792863U true CN209792863U (en) | 2019-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920524105.5U Active CN209792863U (en) | 2019-04-17 | 2019-04-17 | Core-changing type graphite fired mold |
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| CN (1) | CN209792863U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116727950A (en) * | 2023-08-09 | 2023-09-12 | 宝牌电缆实业有限公司 | Cable conductor connects welding equipment |
-
2019
- 2019-04-17 CN CN201920524105.5U patent/CN209792863U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116727950A (en) * | 2023-08-09 | 2023-09-12 | 宝牌电缆实业有限公司 | Cable conductor connects welding equipment |
| CN116727950B (en) * | 2023-08-09 | 2023-10-13 | 宝牌电缆实业有限公司 | Cable conductor connects welding equipment |
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