CN206854879U - The die cap structure of weld mold - Google Patents

Abstract

A kind of die cap structure of weld mold, include die cap housing, venting cavity is provided with die cap housing, venting cavity is connected through gas outlet with the external world, venting cavity in die cap housing includes filtering area, the gas outlet set from bottom to up, filtering area bottom is connected with the melt chamber on die body, and filtering area top is interconnected with gas outlet, and gas outlet is located on the side of die cap housing upper.It the advantage is that：Filtering area can filter, cool, and flue gas removal effect is good, and flue gas caused by welding needs to leave mould from gas outlet after filtering area, and filtering is abundant, is advantageous to environmental protection；Dividing plate is provided with die cap, the filtering area for the variety classes filter packing that can be spaced apart, multiple filtration and multiple times of filtration is realized, further improves smoke filtering effect；Die cap is divided into upper cover body and lower cover, and it is convenient that the filter packing in filtering area is changed, and die cap cleaning is also more convenient；Sealing structure is provided with the bottom surface of the convex level of ring-type, it is ensured that flue gas is entered in filtering area at the top of sealing structure.

Description

The die cap structure of weld mold

Technical field

Weld mold manufacture technology field is the utility model is related to, especially a kind of die cap structure of weld mold.

Background technology

A kind of existing Patent No. CN201310073329.6 is entitled《Weld mold》Chinese invention patent disclose A kind of weld mold, including die body, die cap, reaction chamber, drainage trough, welding chamber are provided with the die body, is drawn positioned at described Reaction chamber bottom surface at the top of chute, which is provided with, prevents that the metal powder in reaction chamber from falling in welding chamber before the reaction and fusing point is low In the metal spacer of metallic copper, the top surface of the die body is provided with the slot for bar insertion of igniting, it is characterised in that：The die cap Bottom surface be provided with venting cavity, the cavity volume that venting cavity via through holes can place the adsorbent for absorbing smog with die cap top is connected, The one side of the cavity volume is provided with the passage being connected with the external world, and being provided with the another side of the cavity volume to be put into The opening of adsorbent, cover the capping being equipped with for closing opening with shirking over said opening.The inventive structure is simple, by right The improvement of die cap so that caused flue gas is fully purified in reaction chamber, avoids air pollution.However, the mould can not Caused flue gas in welding process is effectively removed, using effect is undesirable, therefore the structure of the mould also needs further to improve.

The content of the invention

Technical problem to be solved in the utility model is to provide a kind of weld mold for above-mentioned state of the art Die cap structure, the Mould operation is convenient, welding when naked light will not be sprayed from mould, and can effectively reduce in welding process and produce Raw flue dust, make operation safer and environmentally friendly.

Technical scheme is used by the utility model solves above-mentioned technical problem：The die cap structure of this weld mold, bag Die cap housing has been included, venting cavity is provided with die cap housing, venting cavity is connected through gas outlet with the external world, it is characterised in that： Venting cavity in the die cap housing includes the filtering area that can filter and can cooling, the gas outlet set from bottom to up, the mistake Filter area bottom is connected with the melt chamber on die body, and the filtering area top is interconnected with gas outlet, and the gas outlet is located at On the side of die cap housing upper.

As an improvement, the filtering area has N number of, N is natural number more than or equal to 2；

When N is natural number 2, filtering area includes wire filter area and the thread filtering area of high-molecular organic material, institute State and be provided with resistant to elevated temperatures dividing plate between wire filter area and the thread filtering area of high-molecular organic material, in resistant to elevated temperatures dividing plate On the passage that wire filter area is connected with the thread filtering area of high-molecular organic material is distributed with, the gas outlet is with having The thread filtering area of machine high polymer material is connected, and wire filter area is connected with melt chamber, wire be by coil of wire around The wire ball formed, wire ball are supported in through extruding in the ring-type flange collar of wire filter area inwall, wire ball bottom Portion is exposed to the top of melt chamber；Wire ball fusing point is high, in high-temperature soldering despite exposure to the top of melt chamber, but state Change is slow, and welds that the reaction time is short, and reaction terminates rear wire ball and is in and will melt and unfused state, and can be with Environment temperature decline and recovers, therefore weld when wire ball will not melt with soldering fluid enter weldment in, it is ensured that weld matter Amount is reliable, while wire ball has certain thermal conducting function, exposed to the top of melt chamber, is produced when can directly absorb welding Raw high temperature, impact of the welding hot gas to mould is reduced, extends the mold use life-span, also has, the washable removal of wire ball The welding slag on surface is adhered to, it is easy to clean, it can be used for multiple times, extend the service life of filter material, reduce welding cost.

When N is natural number 3, filtering area includes the wire filter area being arranged in order from bottom to up, organic polymer The thread filtering area of material, quartz sand or activated carbon filtering area, the wire filter area and the thread filtering of high-molecular organic material High temperature resistant is respectively arranged between area and between the thread filtering area of high-molecular organic material and quartz sand or active carbon filtration area Dividing plate, be distributed with the passage that upper and lower filtering area is connected on dividing plate, the gas outlet and quartz sand or activated carbon mistake Filter area be connected, wire filter area is connected with melt chamber, wire be by coil of wire around into wire ball, metal Pompon is supported in through extruding in the ring-type flange collar of wire filter area inwall, and wire ball bottom-exposed is in the top of melt chamber Portion；

When N is natural number 4, filtering area includes the wire filter area being arranged in order from bottom to up, organic polymer The thread filtering area of material, activated carbon filtering area, quartz sand filtration area, high temperature resistant is respectively arranged between neighbouring filtering area Dividing plate, the passage that upper and lower filtering area is connected is distributed with dividing plate, the gas outlet is connected with quartz sand filtration area Logical, wire filter area is connected with melt chamber, the wire be by coil of wire around into wire ball, wire ball It is supported in through extruding in the ring-type flange collar of wire filter area inwall, wire ball bottom-exposed is in the top of melt chamber.

Further improve, the wire ball that the wire ball preferably forms for iron wire or copper wire winding.

Further improve, the dividing plate is made with die cap housing by graphite, the wire filter area with it is organic Dividing plate and die cap housing between the thread filtering area of high polymer material are the overall structure being disposably made.

As an improvement, the bottom of the die cap housing is preferably provided with cone and the big upper diameter of base diameter is small Conical cavity, the convex level of ring-type of annular is provided with the die cap housing of conical cavity top side location, with die cap housing Conical convex portion is convexly equipped with the top of corresponding die body, when die cap is placed on die body, conical cavity interior walls side face and cone Convex portion outer peripheral face fits and collocated, together with the top surface of conical convex portion mutually contacts with the convex level bottom surface of ring-type.

Further improve, sealing ring is preferably provided with the convex level bottom surface of ring-type, when die cap covers with die body, circle Taper convex portion top surface mutually contacts with sealing ring bottom surface.

Further improve, be preferably provided with sealing structure on the bottom surface of the convex level of ring-type, the sealing structure includes Carbon seal ring and the high temperature resistant fixed mount of fixed carbon seal ring, the high temperature resistant fixed mount is conical annulus, described The bottom surface of annulus is provided with toroidal cavity, and the carbon seal ring top is embedded in toroidal cavity, and high temperature resistant fixed mount Circumferential lateral surface can be extruded by the inwall on elastic deformation and conical bores top and fixed with each other, when die body and mould When covering, the top surface of high temperature resistant fixed mount is affixed with the convex level bottom surface of ring-type to be combined；Carbon seal ring and conical convex portion Top surface contact together.

As an improvement, the die cap housing includes upper cover body and lower cover, the upper cover body is arranged on lower cover with shirking On the top surface of body, the venting cavity is arranged in the side wall of upper cover body for the top surface through lower cover and bottom surface, the gas outlet.

Further improve, the upper cover body is fixed with each other by screw and the screw on lower cover top surface.

As an improvement, being provided with the base of buckling parts in the side wall of the die cap housing, can rotationally be set on the base Fastening handle is equipped with, the middle part for fastening handle can be pivotally connected together with fastening one end of ring, described to fasten the another of ring End can be with the buckling base phase buckle on die body.

Compared with prior art, the utility model uses the venting cavity in die cap housing to include the filtering set from bottom to up Area, gas outlet, the filtering area bottom are connected with the melt chamber on die body, and the filtering area top mutually interconnects with gas outlet Logical, the gas outlet is located on the side of die cap housing upper, this structure the advantages of be：First, it is provided with die cap Filtering area, filtering area are multilayer, realize flue dust multiple filtration and multiple times of filtration, further increase the adsorbed effect of flue dust； Latch-up structure is provided with weld mold, in welding, realizes that die cap is more square with shirking with die body fixation using latch-up structure Just also safer, efficiency is also higher；Further, the orlop filtering area in filtering area, iron wire ball are arranged at the bottom of die cap, and And by iron wire ball bottom-exposed in the top of melt chamber, such iron wire ball can both absorb the high temperature of welding powder reaction moment production Heat, because iron wire ball to be absorbed when high temperature is melted substantial amounts of heat (because iron wire ball and melt chamber have certain altitude, and Caused high temperature again when moment, so iron wire ball is fallen into melt chamber during big calorimetric is absorbed without being melted), Meanwhile iron wire ball has iron wire winding to form, so there is many spaces, and can plays filtering well and air-flow when flue dust passes through Cushioning effect, iron wire ball can use daily life in cleaning ball, certain wire ball can also be nickel wire ball, chromium pompon, Copper wire balls, specifically can be by concrete condition depending on；And after the filtering of iron wire ball, shock of the flue dust through dividing plate simultaneously enters one by passage Step reduces flow velocity, then through high-molecular organic material silk filtering area, reduces flow velocity again, absorbs heat and filtering, make in flue dust Dust further by absorbing and filtering, there will be no naked light to be sprayed from die cap.

Secondly, the top surface of annular convex with the convex level of ring-type in die cap lower lumen to being combined, when die body and die cap When covering and being welded, the melt chamber that bar is stretched in die body from the bending of the place of covering of die body and die cap of igniting of powder is welded In, the melt chamber of die body is combined to form the cavity of closing with the venting cavity of die cap bottom, and die body will weld powder or welding with die cap Powder packing box is placed in melt chamber, and caused flue dust can not spray from the apposition position of die cap and die body in such melt chamber, flue dust The external world can only be flowed out from the gas outlet of die cap, which ensures that volume of smoke caused by reaction by the filtering material mistake in filtering area Filter and sponge, so as to greatly reduce environmental pollution, and operate also safer.

Again, the top surface of annular convex is provided with when the top surface and the convex level of ring-type of annular convex are right with the convex level apposition position of ring-type The sealing structure of sealing is formed during conjunction, the sealing ring of sealing structure is made up of soft graphite, when die cap mutually covers with die body, Bar of igniting can be pressed on sealing ring, and sealing ring can produce appropriate deformation, it is ensured that and annular protrusion closely covers with sealing ring, from And sealing property is further improved, the possibility that the apposition position of flue dust from die body and die cap is leaked to outside die body is eliminated, so Smoke effect is very good.

In summary, the weld mold of the application solves following main points：

1st, igniting eliminates pyrophoric powder in welding process, employs electronic ignition bar and ignites technology, can draw beyond 3 meters Welding powder is fired, without pyrophoric powder, solves the storing safety problem of former product, while pyrophoric powder needed workmen to exist in the past Mould mouth ignites pyrophoric powder, and such workmen, which is possible to be reacted sprayed spark, to burn.The application product is fully solved This problem, it is safer.

2nd, the electronic ignition type product reaction mould of the application exploitation employs ingenious structure, and mould can during the course of the reaction To filter pyrotechnics and flue dust, so there is no naked light ejection in course of reaction, while flue dust is filtered, and is reduced to constructor The human injury of member.

3rd, because the welding process flames of anger occurs, the danger of fire is avoided, constructs in particular place and easily pacifies Entirely.

Brief description of the drawings

Fig. 1 is the application effect figure of the utility model embodiment；

Fig. 2 is the stereogram that Fig. 1 is in another angle；

Fig. 3 is Fig. 2 structure decomposition figure；

Fig. 4 is that the structure decomposition figure after part-structure is removed in Fig. 1；

Fig. 5 is that the front projection figure after part-structure is removed in Fig. 1；

Fig. 6 is along the profile of line A-A in Fig. 5；

Fig. 7 is the profile that the die cap in Fig. 6 replaces with another embodiment；

Fig. 8 is the further structure decomposition figures of Fig. 4；

Fig. 9 is the structure decomposition figure of another angle of Fig. 8；

Figure 10 is the further structure decomposition figures of Fig. 9；

Figure 11 is the enlarged drawing of I parts in Fig. 6.

Embodiment

The utility model is described in further detail below in conjunction with accompanying drawing embodiment.

As shown in Figure 1 to 11, the die cap structure of the weld mold of the present embodiment, includes die cap housing, in die cap shell Venting cavity 41 is provided with body, venting cavity 41 is connected through gas outlet 32 with the external world, and the venting cavity 41 in the die cap housing wraps Include the filtering area that can filter and can cooling set from bottom to up, gas outlet 32, the filtering area bottom and the fusing on die body 1 Chamber 11 is connected, and the filtering area top is interconnected with gas outlet 32, and the gas outlet 32 is located at the side of die cap housing upper On face.

Filtering area has N number of, and N is natural number more than or equal to 2；When N is natural number 2, filtering area includes wire mistake Filter area 46 and the thread filtering area 47 of high-molecular organic material, the wire filter area 46 and the thread filtering of high-molecular organic material Resistant to elevated temperatures dividing plate 44 is provided between area 47, wire filter area 46 and organic high score is distributed with resistant to elevated temperatures dividing plate 44 The passage 45 that the sub- thread filtering area 47 of material is connected, the phase of filtering area 47 thread with high-molecular organic material of gas outlet 32 Connection, wire filter area 46 is connected with melt chamber 11, wire be by coil of wire around into wire ball, wire Ball warp is extruded and is supported in the ring-type flange collar of the inwall of wire filter area 46, and wire ball bottom-exposed is in the top of melt chamber 11 Portion；When N is natural number 3, filtering area includes the wire filter area 46 being arranged in order from bottom to up, high-molecular organic material Thread filtering area 47, quartz sand or activated carbon filtering area 48, the wire filter area 46 and the thread mistake of high-molecular organic material Set respectively between filter area 47 and between the thread filtering area 47 of high-molecular organic material and quartz sand or active carbon filtration area 48 Have resistant to elevated temperatures dividing plate 44, be distributed with the passage 45 that upper and lower filtering area is connected on dividing plate 44, the gas outlet 32 with Quartz sand or active carbon filtration area 48 are connected, and wire filter area 46 is connected with melt chamber 11, and wire is by wire The wire ball formed is wound, wire ball is supported in through extruding in the ring-type flange collar of the inwall of wire filter area 46, metal Pompon bottom-exposed is in the top of melt chamber 11；When N is natural number 4, filtering area includes the gold being arranged in order from bottom to up Belong to silk filtering area 46, the thread filtering area 47 of high-molecular organic material, activated carbon filtering area, quartz sand filtration area, neighbouring Resistant to elevated temperatures dividing plate 44 is respectively arranged between filtering area, the passage that upper and lower filtering area is connected is distributed with dividing plate 44 45, the gas outlet 32 is connected with quartz sand filtration area, and wire filter area 46 is connected with melt chamber 11, the wire Be by coil of wire around into wire ball, the ring-type that wire ball is supported in the inwall of wire filter area 46 through extruding is convex On circle, wire ball bottom-exposed is in the top of melt chamber 11.Wire ball is the wire ball that iron wire or copper wire winding form. Dividing plate 44 is made with die cap housing by graphite, the wire filter area 46 and the thread filtering area of high-molecular organic material Dividing plate 44 and die cap housing between 47 are the overall structure being disposably made.

The bottom of die cap housing is provided with conical and small the big upper diameter of base diameter conical cavity, in cone The convex level 42 of ring-type of annular is provided with the die cap housing of cavity top side location, the top of die body 1 corresponding with die cap housing is convex Provided with conical convex portion 15, when die cap is placed on die body 1, conical cavity interior walls side face and the conical outer peripheral face phase of convex portion 15 Fitting and collocated, together with the top surface bottom surface of level 42 convex with ring-type of conical convex portion 15 mutually contacts.The convex bottom of level 42 of ring-type Sealing ring 43 is provided with face, when die cap covers with die body 1, the conical top surface of convex portion 15 mutually contacts with the bottom surface of sealing ring 43. Sealing structure is provided with the bottom surface of the convex level 42 of ring-type, the sealing structure includes carbon seal ring 43 and fixed carbon seal ring 43 high temperature resistant fixed mount 49, the high temperature resistant fixed mount 49 are the annulus of cone, and the bottom surface of the annulus is provided with annular Groove 40, the top of carbon seal ring 43 are embedded in toroidal cavity 40, and carbon seal ring 43 can be by soft graphite system Form, and equipped with the wire that fusing point is high in carbon seal ring 43, and the circumferential lateral surface of high temperature resistant fixed mount 49 can lead to Cross the inwall extruding on elastic deformation and conical bores top and fixed with each other, when die body 1 and die cap cover, resistance to height The top surface bottom surface of level 42 convex with ring-type of warm fixed mount 49, which is affixed, to be combined；Carbon seal ring 43 and the top surface of conical convex portion 15 Contact together.Welding box 2 added with welding powder is placed in the melt chamber 11 of die body 1, the bar 21 of igniting on welding box 2 top After bending mould is stretched out from the lateral grooves 14 of the conical side of convex portion 15.Die cap housing includes upper cover body 3 and lower cover 4, The upper cover body 3 is arranged on the top surface of lower cover 4 in which can shirk, and the venting cavity 41 is the top surface through lower cover 4 and bottom Face, the gas outlet 32 are arranged in the side wall of upper cover body 3.Upper cover body 3 passes through screw 33 and the screw phase on the top surface of lower cover 4 Mutually it is fixed together.The base 61 of buckling parts 6 is provided with the side wall of die cap housing, can be rotationally provided with the base 61 Handle 64 is fastened, the middle part for fastening handle 64 can be pivotally connected together with fastening one end of ring 62, the fastening ring 62 The other end can be with the phase buckle of buckling base 63 on die body 1.Fixture hole 71 is provided with die body 1, when in use, the fixation of fixture 7 In bar insertion fixture hole 71, the attaching clamp 72 of fixture 7 is adapted with the attachment recess 18 in the side wall of die body 1, attaching clamp 72 Screwed hole is provided with the correspondence position of attachment recess 18, and screw rod is screwed in screwed hole and is fixed on attaching clamp 72 admittedly Determine on recess 18.

Operation principle：To-be-welded pieces are stretched into die body, die body is covered, the welding box added with welding powder is put into mould In the top of body, bending is ignited bar, and the bar that makes to ignite is stretched out outside die body along die body outline, and die cap lid is put on die body, will Fasten ring to be fastened on buckling base, ignited with electric installation and weld box, welding box high temperature melting completes welding processing.

Claims (10)

1. a kind of die cap structure of weld mold, includes die cap housing, venting cavity (41) is provided with die cap housing, is ventilated Chamber (41) is connected through gas outlet (32) with the external world, it is characterised in that：Venting cavity (41) in the die cap housing is included under The filtering area that can filter and can cooling of supreme setting, gas outlet (32), the filtering area bottom and the melt chamber on die body (1) (11) it is connected, the filtering area top is interconnected with gas outlet (32), and the gas outlet (32) is located at die cap housing upper Side on.

2. die cap structure according to claim 1, it is characterised in that：The filtering area have it is N number of, N be more than or equal to 2 from So number；

When N is natural number 2, filtering area includes wire filter area (46) and the thread filtering area of high-molecular organic material (47), it is provided with resistant to elevated temperatures dividing plate between the wire filter area (46) and the thread filtering area of high-molecular organic material (47) (44) wire filter area (46) and the thread filtering area of high-molecular organic material (47), are distributed with resistant to elevated temperatures dividing plate (44) The passage (45) being connected, the gas outlet (32) are connected with the thread filtering area of high-molecular organic material (47), wire Filtering area (46) is connected with melt chamber (11), wire be by coil of wire around into wire ball, wire ball through squeeze Press and be supported in the ring-type flange collar of wire filter area (46) inwall, wire ball bottom-exposed is in the top of melt chamber (11) Portion；

When N is natural number 3, filtering area includes the wire filter area (46) being arranged in order from bottom to up, organic polymer The thread filtering area of material (47), quartz sand or activated carbon filtering area (48), the wire filter area (46) and organic polymer Between the thread filtering area of material (47) and the thread filtering area of high-molecular organic material (47) and quartz sand or active carbon filtration area (48) resistant to elevated temperatures dividing plate (44) is respectively arranged between, the ventilation that upper and lower filtering area is connected is distributed with dividing plate (44) Hole (45), the gas outlet (32) are connected with quartz sand or active carbon filtration area (48), wire filter area (46) and fusing Chamber (11) is connected, wire be by coil of wire around into wire ball, wire ball is supported in wire through extruding In the ring-type flange collar of filtering area (46) inwall, wire ball bottom-exposed is in the top of melt chamber (11)；

When N is natural number 4, filtering area includes the wire filter area (46) being arranged in order from bottom to up, organic polymer The thread filtering area of material (47), activated carbon filtering area, quartz sand filtration area, are respectively arranged with resistance between neighbouring filtering area The dividing plate (44) of high temperature, the passage (45) that upper and lower filtering area is connected, the gas outlet are distributed with dividing plate (44) (32) it is connected with quartz sand filtration area, wire filter area (46) are connected with melt chamber (11), and the wire is by gold The wire ball that category silk winding forms, wire ball are supported in the ring-type flange collar of wire filter area (46) inwall through extruding On, wire ball bottom-exposed is in the top of melt chamber (11).

3. die cap structure according to claim 2, it is characterised in that：The wire ball is that iron wire or copper wire winding form Wire ball.

4. die cap structure according to claim 2, it is characterised in that：The dividing plate (44) is with die cap housing by graphite system Form, dividing plate (44) and die cap between the wire filter area (46) and the thread filtering area of high-molecular organic material (47) Housing is the overall structure being disposably made.

5. according to any described die cap structure in Claims 1-4, it is characterised in that：The bottom of the die cap housing is set There is conical and small the big upper diameter of base diameter conical cavity, set on the die cap housing of conical cavity top side location The convex level of ring-type (42) of annular is equipped with, conical convex portion (15) is convexly equipped with the top of die body (1) corresponding with die cap housing, works as mould When being placed on die body (1), conical cavity interior walls side face fits and collocated with conical convex portion (15) outer peripheral face, Together with the top surface of conical convex portion (15) mutually contacts with the convex level of ring-type (42) bottom surface.

6. die cap structure according to claim 5, it is characterised in that：Sealing is provided with the convex level of ring-type (42) bottom surface Enclose (43), when die cap covers with die body (1), conical convex portion (15) top surface mutually contacts with sealing ring (43) bottom surface.

7. die cap structure according to claim 5, it is characterised in that：It is provided with the bottom surface of the convex level of ring-type (42) close Seal structure, the sealing structure include the high temperature resistant fixed mount (49) of carbon seal ring (43) and fixed carbon seal ring (43), The high temperature resistant fixed mount (49) is the annulus of cone, and the bottom surface of the annulus is provided with toroidal cavity (40), the graphite Sealing ring (43) top is embedded in toroidal cavity (40), and the circumferential lateral surface of high temperature resistant fixed mount (49) can pass through elastic shape Become with the extruding of the inwall on conical bores top and it is fixed with each other, when die body (1) covers with die cap, high temperature resistant is fixed The top surface of frame (49) is affixed with the convex level of ring-type (42) bottom surface and is combined；Carbon seal ring (43) and the top of conical convex portion (15) Face contacts together.

8. according to any described die cap structure in Claims 1-4, it is characterised in that：The die cap housing includes upper cover body (3) it is arranged on lower cover (4), the upper cover body (3) on the top surface of lower cover (4) with shirking, the venting cavity (41) is Top surface and bottom surface through lower cover (4), the gas outlet (32) are arranged in the side wall of upper cover body (3).

9. die cap structure according to claim 8, it is characterised in that：The upper cover body (3) passes through screw (33) and lower cover Screw on body (4) top surface is fixed with each other.

10. according to any described die cap structure in Claims 1-4, it is characterised in that：Set in the side wall of the die cap housing The base (61) of buckling parts (6) is equipped with, can be rotationally provided with the base (61) and fasten handle (64), the fastening handle (64) Middle part and fasten ring (62) one end can be pivotally connected together, it is described fasten ring (62) the other end can be with die body (1) On buckling base (63) phase buckle.