CN114012035A - Hard alloy part casting forming die - Google Patents
Hard alloy part casting forming die Download PDFInfo
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- CN114012035A CN114012035A CN202111387206.0A CN202111387206A CN114012035A CN 114012035 A CN114012035 A CN 114012035A CN 202111387206 A CN202111387206 A CN 202111387206A CN 114012035 A CN114012035 A CN 114012035A
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- 238000005266 casting Methods 0.000 title claims abstract description 17
- 239000000956 alloy Substances 0.000 title abstract description 18
- 229910045601 alloy Inorganic materials 0.000 title abstract description 18
- 238000001816 cooling Methods 0.000 claims abstract description 89
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 102
- 238000003860 storage Methods 0.000 claims description 26
- 230000000694 effects Effects 0.000 claims description 17
- 239000007921 spray Substances 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 26
- 239000007788 liquid Substances 0.000 description 19
- 230000008569 process Effects 0.000 description 19
- 238000004519 manufacturing process Methods 0.000 description 18
- 229920003266 Leaf® Polymers 0.000 description 5
- 238000000465 moulding Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 2
- 229910009043 WC-Co Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000006555 catalytic reaction Methods 0.000 description 1
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- 238000005260 corrosion Methods 0.000 description 1
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- 230000007547 defect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004401 flow injection analysis Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000006194 liquid suspension Substances 0.000 description 1
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- 238000005272 metallurgy Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/06—Permanent moulds for shaped castings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/06—Permanent moulds for shaped castings
- B22C9/062—Mechanisms for locking or opening moulds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/06—Permanent moulds for shaped castings
- B22C9/065—Cooling or heating equipment for moulds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/04—Influencing the temperature of the metal, e.g. by heating or cooling the mould
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention relates to the technical field of hard alloy processing, in particular to a hard alloy part casting forming die which comprises a base, an upper die, a lower die, a male die, a feeding hole, a cooling cavity and a clamping mechanism, wherein the lower die is fixedly connected to the outer surface of the upper end of the base, the upper die is movably connected with the lower die through the clamping mechanism, the male die is fixedly connected to the position, corresponding to a female die groove, of the outer surface of the lower end of the upper die, and the feeding hole is formed in the position, close to one side, of the outer surface of the upper end of the upper die. According to the invention, the clamping block and the connecting frame are arranged, so that the clamping block is inserted into the connecting frame and clamped with each other through the first protrusion and the second protrusion, the connection tightness between the upper die and the lower die is ensured, and meanwhile, the threads arranged on the surface of the rotating rod are matched with the first protrusion and the second protrusion, so that the moving difficulty between the U-shaped plate and the movable plate is increased, and the upper die and the lower die are combined more firmly.
Description
Technical Field
The invention relates to the technical field of hard alloy processing, in particular to a hard alloy part casting forming die.
Background
Cemented carbide is an alloy base material commonly used in modern industry, which has a series of excellent properties such as high hardness, wear resistance, good strength and toughness, heat resistance, corrosion resistance and the like, particularly high hardness and wear resistance, basically remains unchanged even at a temperature of 500 ℃, and still has very high hardness at a temperature of 1000 ℃, so that the cemented carbide is widely applied to the manufacture of parts in the fields of machinery, chemical industry, petroleum, metallurgy, electronics, national defense industry and the like.
Prior patent (application No. CN200710001459.3) discloses a method of gel casting of cemented carbide bodies wherein the resulting gel body can have a complex shape and a high green density, with good homogeneity and very good mechanical properties to be demolded and dried without significant deformation and cracking. The method involves forming a gel by gelling an aqueous slurry of WC-Co cemented carbide powder with good dispersion properties, wherein the polymerization is initiated by the temperature of the monomers and cross-linking agent and the gel is formed under the catalysis of a free radical initiator. By further drying, heating and sintering the gel body a dense cemented carbide body is obtained.
The method for forming the hard alloy powder into the complex shape in the above patent is a gel casting method, and the process comprises the transformation of a system from a liquid suspension state to a solid state, wherein the viscosity of the liquid is suitable for casting under low applied pressure, but in the existing mold, when a mixed liquid of metal powder and a binder flows into a die groove from a feed inlet along a pouring channel for cooling and forming, because the temperature of the mixed liquid is high, air in a gap between an upper mold and a lower mold is heated and expanded to influence mold closing, the tightness of combination between the upper mold and the lower mold is reduced, the defects of deformation and the like in liquid cooling and forming in a cavity are caused, and meanwhile, the waiting time of liquid cooling in the production process is long, so the production efficiency of the hard alloy is reduced.
Therefore, a hard alloy part casting forming die is provided.
Disclosure of Invention
The invention aims to provide a hard alloy part casting forming die, which ensures the connection tightness between an upper die and a lower die by arranging a clamping block and a connecting frame and mutually clamping the clamping block and the connecting frame through a first bulge and a second bulge, increases the moving difficulty between a U-shaped plate and a movable plate by arranging threads on the surface of a rotating rod to be mutually matched with the first bulge and the second bulge, ensures the combination between the upper die and the lower die, ensures the quality of a finally cooled and formed part, can effectively shorten the liquid cooling time by injecting water flow into a cooling cavity, improves the production efficiency of hard alloy, and can effectively increase the rotating difficulty of the rotating rod in the production process by mutually matching the resistance of the water flow to the rotating blade with the first bulge, the second bulge and the rotating rod, the firmness of the clamping between the first protrusion and the second protrusion is effectively enhanced, and the problems in the background art are solved.
In order to achieve the purpose, the invention provides the following technical scheme: a hard alloy part casting forming die comprises a base, an upper die, a lower die, a male die, a feeding hole, a cooling cavity and a clamping mechanism, wherein the lower die is fixedly connected to the outer surface of the upper end of the base, a female die groove is formed in the outer surface of the upper end of the lower die, the upper die is movably connected with the lower die through the clamping mechanism, the male die is fixedly connected to the position, corresponding to the female die groove, of the outer surface of the lower end of the upper die, and the feeding hole is formed in the position, close to one side, of the outer surface of the upper end of the upper die;
the clamping mechanism comprises clamping blocks, a connecting frame, a first bulge, a second bulge, a movable plate, springs and limiting rods, the number of the clamping blocks is four, the four clamping blocks are respectively and fixedly connected to positions, close to two sides, of outer surfaces of the front end and the rear end of the upper die, the clamping blocks correspond to the connecting frame one by one, the connecting frame is fixedly connected to positions, corresponding to the clamping blocks, of the outer surface of the lower die, rectangular holes are formed in positions, located inside the connecting frame, of the outer surface of the lower die, mounting grooves are formed in two sides of the inner surface of each rectangular hole, the limiting rods are fixedly connected inside the mounting grooves, the outer surfaces of the limiting rods are movably connected with mounting blocks, the springs are sleeved at positions, close to one ends, of the outer surfaces of the limiting rods, one ends of the springs are fixedly connected with the inner surfaces of the mounting grooves, and the other ends of the springs are fixedly connected with the mounting blocks;
the movable plate is fixedly connected between the two groups of installation blocks corresponding to the same rectangular hole, a plurality of groups of first bulges are fixedly connected to one side, close to the connecting frame, of the outer surface of the movable plate, a plurality of groups of second bulges are fixedly connected to the outer surface of the clamping block and the positions, corresponding to the first bulges, of the clamping blocks, and the first bulges are meshed with the second bulges.
Through adopting above-mentioned technical scheme, through setting up block and carriage, make the inside of block insertion carriage to both are through the protruding mutual block of first arch and second, thereby have guaranteed the compactness of being connected between cope die set and the bed die.
Preferably, the arc wall has been seted up with first protruding junction to the fly leaf surface, and first arch includes two sets of arc pieces, loose axle and rotor plate, first protruding whole is spherical, rotor plate swing joint is between two sets of arc pieces, two sets of arc piece fixed connection in the inside of arc wall, the both sides surface of rotor plate is close to the position fixedly connected with loose axle at middle part, and the one end and the rotor plate fixed connection of loose axle, the other end run through to rather than the inside of corresponding arc piece and with arc piece swing joint.
Through adopting above-mentioned technical scheme, at the in-process of the mutual block of last mould and bed die, the protruding first arch of second on block surface extrudees repeatedly makes it promote the fly leaf and remove along the rectangle downthehole portion, thereby realize the block and remove in the connection frame is inside, simultaneously through the arc piece swing joint who makes rotor plate and both sides, can be when guaranteeing the protruding and first protruding stable block of second, make first protruding at the protruding in-process that reciprocates of connection frame along the second, the rotor plate rotates along with the second is protruding, effectively reduce the friction between first arch and the second arch, thereby reducing mechanism is at the loss of use.
Preferably, the position that the inside of bed die is close to the bottom has seted up the water storage chamber, and the inside of bed die has seted up the cooling chamber, the cooling chamber is located between water storage chamber and the die groove, and the inside in water storage chamber is provided with miniature pump, miniature pump's output is provided with the honeycomb duct, and the honeycomb duct one end of keeping away from miniature pump runs through to the inside in cooling chamber, the inlet opening has been seted up to one side surface in water storage chamber, the position that the internal surface in cooling chamber is close to the bottom is seted up the water outlet hole, and the inside fixedly connected with outlet pipe of water outlet hole, the one end of outlet pipe is located the cooling intracavity portion, and the other end runs through to the inside in water storage chamber, and the surface of outlet pipe is provided with the valve.
By adopting the technical scheme, the clamping block is inserted into the connecting frame by arranging the clamping block and the connecting frame, and the clamping block and the connecting frame are clamped by the first bulge and the second bulge, so that the connection tightness between the upper die and the lower die is ensured, but the waiting time of liquid cooling is longer in the production process, and the production efficiency of the hard alloy is reduced, therefore, by arranging the water storage cavity and the cooling cavity, in the using process, an operator injects a certain amount of water flow into the water storage cavity, the valve is in a closed state at the moment, and then the water flow in the water storage cavity is guided into the cooling cavity through the guide pipe 362 by controlling the micro-water pump until the water surface contacts with the top end of the inner surface of the cooling cavity, so that the cooling time of pouring liquid is effectively shortened, the production efficiency of the hard alloy is improved, when the water surface contacts with the top end of the inner surface of the cooling cavity, open the valve, miniature pump is in operating condition simultaneously, therefore the inside rivers of cooling chamber are continuous through apopore, the inside of outlet pipe flow direction water storage chamber, and at this in-process, the inside inflow of cooling chamber equals the water yield, therefore the surface of water contacts with the inside top of cooling chamber all the time to through the effectual cooling effect who strengthens the device of the flow of rivers.
Preferably, lie in the one side fixedly connected with U template of keeping away from the connecting frame between two sets of fly leafs with one side, the activity chamber has been seted up with the position that two sets of U templates correspond to the inside of bed die, and the internal surface in activity chamber communicates with each other with the internal surface that lies in two sets of rectangular holes with one side, and is two sets of the internal surface in activity chamber is close to the equal fixedly connected with bearing in position of one side, fixedly connected with dwang between two sets of bearings, the one end and a set of bearing fixed connection of dwang, the other end run through two sets of U templates, cooling chamber and activity chamber and with another set of bearing fixed connection, the position that the surface of dwang is close to both ends all is provided with the screw thread, and the direction of turning of two sets of screw threads is opposite, dwang and the equal threaded connection of two sets of U templates.
Through adopting above-mentioned technical scheme, when block and the carriage of block are blocked each other, the fly leaf is along the rectangular hole extrusion spring repeatedly and promote the U template and be the back and forth movement along the dwang in the inside in activity chamber, because dwang and the equal threaded connection of two sets of U templates, and the screw thread at dwang surface both ends is turned round to opposite, therefore, when the back and forth movement is along the dwang at the U template, need the positive and negative rotation of dwang, consequently through set up the degree of difficulty that the screw thread has increased U template and fly leaf 45 removal on the dwang surface, the fastness of block between first arch and the second arch has effectively been strengthened.
Preferably, the surface of dwang is located the inside position fixed connection in cooling chamber in swivel becket, and the junction of cooling intracavity surface and the dwang is provided with the sealing washer, the outer fixed surface of swivel becket is connected with a plurality of groups rotor blade, and rotor blade is fan-shaped, the one end that micro-water pump was kept away from to the honeycomb duct is provided with the shower nozzle, and the shower nozzle is to rotor blade direction slope form.
By adopting the technical scheme, in the using process, the cooling time of pouring liquid is effectively shortened by injecting water flow into the cooling cavity, the cooling effect of the device is effectively enhanced by the flow of the water flow, when the water surface in the cooling cavity is contacted with the top end of the inner surface of the cooling cavity, the rotating blade is completely immersed in the water flow, so that the water flow increases greater resistance to the rotation of the rotating blade, the rotating blade is matched with the rotating rod to enhance the rotating difficulty of the rotating rod, the liquid cooling time is effectively shortened, the rotating difficulty of the rotating rod in the production process is increased, the connection stability between the upper die and the lower die is improved, meanwhile, in the water flow injection process, the spray heads 366 spray to the surfaces of the rotating blades 392, under the impact of the water flow, the rotating blades 392 drive the rotating rod 39 to rotate reversely, so that the U-shaped plate 48 pushes the movable plate 45 to move towards the direction close to the connecting frame 42, the first protrusion 43 and the second protrusion 44 are tightly attached to each other, so that the fastening firmness of the two protrusions is improved.
Preferably, the surface of swivel becket is close to two sets of dead levers of position fixedly connected with on top, and the dead lever is located between two sets of adjacent rotor blades respectively, the first impact ball of one end fixedly connected with of swivel becket is kept away from to the dead lever, the top of the internal surface in cooling chamber is the arc, and the top of cooling intracavity surface is connected with the rope with the position fixedly connected with that first impact ball corresponds, the lower extreme external surface fixedly connected with second impact ball of connecting the rope, and the second impact ball hits to the curved top face that is of cooling chamber when receiving first impact ball collision.
By adopting the technical scheme, in the using process, the rotating blade is arranged, the rotating difficulty of the rotating rod in the production process can be increased while the liquid cooling time is effectively shortened, the connection stability between the upper die and the lower die is improved, meanwhile, the demoulding difficulty of the device can be effectively reduced by arranging the first impact ball and the second impact ball, the moulding effect is improved, when demoulding is needed, an operator closes the micro water pump, so that water flow in the cooling cavity enters the inside of the water storage cavity through the water outlet pipe, the resistance of water is lost by the rotating blade, then the upper die is separated from the lower die by the operator, and in the process, the second protrusion repeatedly extrudes the first protrusion and the movable plate again, so that the rotating rod drives the rotating rod on the surface and the first impact ball to do positive and negative rotation within a certain angle range, and the first impact ball impacts the second impact ball, the second impact ball is made to collide with the top end face of the cooling cavity, so that vibration is generated, the probability of partial adhesion in the concave die groove is reduced, the molding effect is improved, and the quality of the finally cooled and molded part is guaranteed.
Compared with the prior art, the invention has the beneficial effects that:
1. the clamping block and the connecting frame are arranged, so that the clamping block is inserted into the connecting frame and clamped with each other through the first protrusion and the second protrusion, the connection tightness between the upper die and the lower die is ensured, meanwhile, the threads arranged on the surface of the rotating rod are matched with the first protrusion and the second protrusion, the moving difficulty between the U-shaped plate and the movable plate is increased, the combination between the upper die and the lower die is firmer, and the quality of a finally cooled and molded part is ensured;
2. simultaneously through the inside rivers that pour into of cooling chamber, can effectively shorten liquid cooling's time, improve carbide's production efficiency to utilize rivers to mutually support to the resistance of rotating blade and first arch, second arch and dwang, can the effectual rotation degree of difficulty that increases the dwang in process of production, effectively strengthened the fastness of block between first arch and the second arch.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a cross-sectional view E-E of FIG. 2 of the present invention;
FIG. 4 is an enlarged view of A of FIG. 3 according to the present invention;
FIG. 5 is an enlarged view of B of FIG. 3 according to the present invention;
FIG. 6 is a cross-sectional view F-F of FIG. 3 of the present invention;
FIG. 7 is an enlarged view of C of FIG. 6 of the present invention;
FIG. 8 is an enlarged view of D of FIG. 6 of the present invention;
fig. 9 is a combined view of a rotating blade and a fixing rod of the present invention.
In the figure: 1. a base; 2. an upper die; 21. a male die; 22. a feed inlet; 3. a lower die; 31. a cooling chamber; 32. a die cavity; 33. a rectangular hole; 34. mounting grooves; 35. mounting blocks; 36. a water storage cavity; 361. a micro water pump; 362. a flow guide pipe; 363. a water outlet hole; 364. a water outlet pipe; 365. a valve; 366. a spray head; 37. a movable cavity; 38. a bearing; 39. rotating the rod; 391. a rotating ring; 392. a rotor blade; 393. fixing the rod; 394. a first impact ball; 395. connecting ropes; 396. a second impact ball; 4. a chucking mechanism; 41. a clamping block; 42. a connecting frame; 43. a first protrusion; 431. an arc-shaped block; 432. a movable shaft; 433. a rotating plate; 44. a second protrusion; 45. a movable plate; 451. an arc-shaped slot; 46. a spring; 47. a limiting rod; 48. u-shaped plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 9, the present invention provides a technical solution:
a hard alloy part casting forming die is shown in figures 1 to 7 and comprises a base 1, an upper die 2, a lower die 3, a male die 21, a feeding hole 22, a cooling cavity 31 and a clamping mechanism 4, wherein the lower die 3 is fixedly connected to the outer surface of the upper end of the base 1, a female die groove 32 is formed in the outer surface of the upper end of the lower die 3, the upper die 2 is movably connected with the lower die 3 through the clamping mechanism 4, the male die 21 is fixedly connected to the position, corresponding to the female die groove 32, of the outer surface of the lower end of the upper die 2, and the feeding hole 22 is formed in the position, close to one side, of the outer surface of the upper end of the upper die 2;
the clamping mechanism 4 comprises clamping blocks 41, a connecting frame 42, a first protrusion 43, a second protrusion 44, a movable plate 45, springs 46 and limiting rods 47, the number of the clamping blocks 41 is four, the four clamping blocks 41 are respectively fixedly connected to the positions, close to the two sides, of the outer surfaces of the front and rear ends of the upper die 2, the clamping blocks 41 correspond to the connecting frame 42 one by one, the connecting frame 42 is fixedly connected to the position, corresponding to the clamping blocks 41, of the outer surface of the lower die 3, a rectangular hole 33 is formed in the position, located inside the connecting frame 42, of the outer surface of the lower die 3, mounting grooves 34 are formed in the two sides of the inner surface of the rectangular hole 33, the limiting rods 47 are fixedly connected inside the mounting grooves 34, mounting blocks 35 are movably connected to the outer surface of the limiting rods 47, the springs 46 are sleeved on the positions, close to one ends, of the outer surface of the limiting rods 47, one ends of the springs 46 are fixedly connected to the inner surfaces of the mounting grooves 34, the other end is fixedly connected with the mounting block 35;
the movable plate 45 is fixedly connected between two sets of mounting blocks 35 corresponding to the same rectangular hole 33, a plurality of sets of first protrusions 43 are fixedly connected to one side of the outer surface of the movable plate 45 close to the connecting frame 42, a plurality of sets of second protrusions 44 are fixedly connected to positions of the outer surface of the engaging block 41 corresponding to the first protrusions 43, and the first protrusions 43 are meshed with the second protrusions 44.
By adopting the above technical scheme, the clamping block 41 is inserted into the connecting frame 42 by arranging the clamping block 41 and the connecting frame 42, and the clamping block 41 and the connecting frame are clamped with each other through the first protrusion 43 and the second protrusion 44, so that the tightness of connection between the upper die 2 and the lower die 3 is ensured.
As an embodiment of the present invention, as shown in fig. 6, an arc-shaped groove 451 is formed at a connection position between an outer surface of the movable plate 45 and the first protrusion 43, the first protrusion 43 includes two sets of arc-shaped blocks 431, a movable shaft 432 and a rotating plate 433, the first protrusion 43 is overall spherical, the rotating plate 433 is movably connected between the two sets of arc-shaped blocks 431, the two sets of arc-shaped blocks 431 are fixedly connected inside the arc-shaped groove 451, the positions of the outer surfaces of two sides of the rotating plate 433, which are close to the middle, are fixedly connected with the movable shaft 432, one end of the movable shaft 432 is fixedly connected with the rotating plate 433, and the other end of the movable shaft 432 penetrates through the inside of the corresponding arc-shaped block 431 and is movably connected with the arc-shaped block 431.
In the process of mutually clamping the upper die 2 and the lower die 3, the second protrusions 44 on the surface of the clamping block 41 repeatedly press the first protrusions 43 to enable the first protrusions 43 to push the movable plate 45 to move along the inside of the rectangular hole 33, so that the clamping block 41 moves inside the connecting frame 42, meanwhile, the rotating plate 433 is movably connected with the arc-shaped blocks 431 on two sides, the friction between the first protrusions 43 and the second protrusions 44 is effectively reduced by enabling the rotating plate 433 to rotate along with the second protrusions 44 in the process of enabling the first protrusions 43 to move up and down along the inside of the connecting frame 42 while ensuring the stable clamping between the second protrusions 44 and the first protrusions 43, and therefore, the loss of the device in the using process is reduced.
As an embodiment of the present invention, as shown in fig. 1 and fig. 2, a water storage cavity 36 is formed in a position close to a bottom end inside the lower mold 3, a cooling cavity 31 is formed in the lower mold 3, the cooling cavity 31 is located between the water storage cavity 36 and the concave groove 32, a micro water pump 361 is arranged in the water storage cavity 36, an output end of the micro water pump 361 is provided with a flow guide pipe 362, one end of the flow guide pipe 362 far away from the micro water pump 361 penetrates into the cooling cavity 31, an outer surface of one side of the water storage cavity 36 is provided with a water inlet, a water outlet 363 is formed in a position close to the bottom end inside the cooling cavity 31, a water outlet pipe 364 is fixedly connected inside the water outlet 363, one end of the water outlet pipe 364 is located inside the cooling cavity 31, the other end of the water outlet pipe 364 penetrates into the water storage cavity 36, and a valve 365 is arranged on an outer surface of the water outlet pipe 364.
Through the arrangement of the clamping block 41 and the connecting frame 42, the clamping block 41 is inserted into the connecting frame 42, and the clamping block and the connecting frame are clamped with each other through the first protrusion 43 and the second protrusion 44, so that the connection tightness between the upper die 2 and the lower die 3 is ensured, but the waiting time for liquid cooling in the production process is long, and the production efficiency of the hard alloy is reduced, so that through the arrangement of the water storage cavity 36 and the cooling cavity 31, in the use process, an operator injects a certain amount of water into the water storage cavity 36, at the moment, the valve 365 is in a closed state, and then through the control of the micro water pump 361, the water in the water storage cavity 36 is guided into the cooling cavity 31 through the guide pipe 362 until the water surface is contacted with the top end of the inner surface of the cooling cavity 31, so that the cooling time for pouring the liquid is effectively shortened, the production efficiency of the hard alloy is improved, and when the water surface is contacted with the top end of the inner surface of the cooling cavity 31, the valve 365 is opened, and the micro-pump 361 is in a working state, so that the water inside the cooling chamber 31 continuously flows into the water storage chamber 36 through the water outlet 363 and the water outlet 364, and in the process, the water inflow inside the cooling chamber 31 is equal to the water outflow, so that the water surface is always in contact with the top end inside the cooling chamber 31, and the cooling effect of the device is effectively enhanced through the flowing of the water.
As an embodiment of the present invention, as shown in fig. 5, a U-shaped plate 48 is fixedly connected to a side away from the connecting frame 42 between two sets of movable plates 45 located on the same side, the inner part of the lower die 3 corresponding to the two groups of U-shaped plates 48 is provided with a movable cavity 37, the inner surfaces of the movable cavities 37 are communicated with the inner surfaces of the two groups of rectangular holes 33 positioned on the same side, the positions, close to one side, of the inner surfaces of the two groups of movable cavities 37 are fixedly connected with bearings 38, rotating rods 39 are fixedly connected between the two groups of bearings 38, one end of the rotating rod 39 is fixedly connected with one group of bearings 38, the other end of the rotating rod penetrates through the two groups of U-shaped plates 48, the cooling cavity 31 and the movable cavity 37 and is fixedly connected with the other group of bearings 38, the position that the surface of dwang 39 is close to both ends all is provided with the screw thread, and the rotation of two sets of screw threads is opposite, dwang 39 and the equal threaded connection of two sets of U templates 48.
When the block 41 and the connecting frame 42 are engaged with each other, the movable plate 45 repeatedly extrudes the spring 46 along the rectangular hole 33 and pushes the U-shaped plate 48 to reciprocate along the rotating rod 39 inside the movable cavity 37, because the rotating rod 39 is in threaded connection with the two sets of U-shaped plates 48, and the thread directions of the two ends of the outer surface of the rotating rod 39 are opposite, therefore, when the U-shaped plate 48 reciprocates along the rotating rod 39, the rotating rod 39 needs to rotate positively and negatively, therefore, the difficulty of moving the U-shaped plate 48 and the movable plate 45 is increased by arranging threads on the surface of the rotating rod 39, and the firmness of the engagement between the first protrusion 43 and the second protrusion 44 is effectively enhanced.
As an embodiment of the present invention, as shown in fig. 4 and 5, the outer surface of the rotating rod 39 is fixedly connected to a rotating ring 391 at a position inside the cooling chamber 31, a sealing ring is disposed at a connection position between the inner surface of the cooling chamber 31 and the rotating rod 39, a plurality of sets of rotating blades 392 are fixedly connected to the outer surface of the rotating ring 391, the rotating blades 392 are fan-shaped, a nozzle 366 is disposed at one end of the flow guide pipe 362 away from the micro-water pump 361, and the nozzle 366 is inclined toward the rotating blades 392.
In the using process, the cooling time of the pouring liquid is effectively shortened by injecting water flow into the cooling cavity 31, the cooling effect of the device is effectively enhanced by the flow of the water flow, when the water surface in the cooling cavity 31 is contacted with the top end of the inner surface of the cooling cavity 31, the rotating blade 392 is completely immersed into the water flow, so that the water flow increases greater resistance to the rotation of the rotating blade 392, the rotating blade 39 is matched with the rotating rod 39 to enhance the difficulty of the rotation of the rotating rod 39, the liquid cooling time is effectively shortened, the rotation difficulty of the rotating rod 39 in the production process is increased, the stability of the connection between the upper die 2 and the lower die 3 is improved, meanwhile, in the process of injecting the water flow, the spray heads 366 spray to the surface of the rotating blade 392, under the impact of the water flow, the rotating blade 392 drives the rotating rod 39 to rotate in the opposite direction, so that the U-shaped plate 48 pushes the movable plate 45 to move towards the direction close to the connecting frame 42, the first protrusion 43 and the second protrusion 44 are tightly attached to each other, so that the fastening firmness of the two protrusions is improved.
As an embodiment of the present invention, as shown in fig. 2 to 4, two sets of fixing rods 393 are fixedly connected to positions of the outer surface of the rotating ring 391 near the top end, and the fixing rods 393 are respectively located between two adjacent sets of rotating blades 392, one end of the fixing rod 393 away from the rotating ring 391 is fixedly connected with a first impact ball 394, the top end of the inner surface of the cooling chamber 31 is arc-shaped, a connecting rope 395 is fixedly connected to a position of the top end of the inner surface of the cooling chamber 31 corresponding to the first impact ball 394, the outer surface of the lower end of the connecting rope 395 is fixedly connected with a second impact ball 396, and the second impact ball 396 impacts against the arc-shaped top end surface of the cooling chamber 31 when being impacted by the first impact ball 394.
In the using process, by arranging the rotating blade 392, the rotating difficulty of the rotating rod 39 in the production process can be increased while the liquid cooling time is effectively shortened, the connection stability between the upper die 2 and the lower die 3 is improved, meanwhile, by arranging the first striking ball 394 and the second striking ball 396, the demoulding difficulty of the device can be effectively reduced, and the die forming effect is improved, when demoulding is required, an operator closes the micro water pump 361, so that water flow in the cooling cavity 31 enters the water storage cavity 36 through the water outlet pipe 364, the rotating blade 392 loses the water resistance, then the operator separates the upper die 2 from the lower die 3, in the process, the second bulge 44 repeatedly extrudes the first bulge 43 and the movable plate 45 again, so that the rotating rod 39 drives the rotating rod 39 on the lifting surface and the first striking ball 394 to rotate positively and reversely within a certain angle range, and the first impact ball 394 impacts the second impact ball 396 to enable the second impact ball 396 to impact the arc-shaped top end surface in the cooling cavity 31, so that vibration is generated, the probability of partial adhesion in the die groove 32 is reduced, the molding effect is improved, and the quality of the finally cooled and molded part is ensured.
The working principle is as follows: in the using process, the clamping blocks 41 correspond to the connecting frame 42 one by one, and the upper die 2 is pressed downwards, so that when the clamping blocks 41 are clamped with the connecting frame 42, and the upper die 2 is clamped with the lower die 3, the second protrusions 44 on the surfaces of the clamping blocks 41 repeatedly press the first protrusions 43 to push the movable plate 45 to move along the inside of the rectangular hole 33, so that the clamping blocks 41 move inside the connecting frame 42, and meanwhile, the rotating plate 433 is movably connected with the arc-shaped blocks 431 on the two sides, so that the first protrusions 43 can be stably clamped with the first protrusions 43 while the first protrusions 43 move up and down along the inside of the connecting frame 42, the rotating plate 433 rotates along with the second protrusions 44, friction between the first protrusions 43 and the second protrusions 44 is effectively reduced, the loss of the device in the using process is reduced, and meanwhile, the movable plate 45 repeatedly presses the spring 46 along the rectangular hole 33 and pushes the U48 to push the inside of the movable cavity 37 along the edge 39 When the rotating rod 39 and the two sets of U-shaped plates 48 are in threaded connection and the threads at the two ends of the outer surface of the rotating rod 39 are in opposite directions, the U-shaped plates 48 are required to rotate in the forward and backward directions when the U-shaped plates 48 move in the forward and backward directions along the rotating rod 39, so that the difficulty in moving the U-shaped plates 48 and the movable plates 45 is increased by providing the threads on the surface of the rotating rod 39, the firmness of the engagement between the first protrusions 43 and the second protrusions 44 is effectively enhanced, the cooling time of the poured liquid is effectively shortened by injecting water flow into the cooling cavity 31, the cooling effect of the device is effectively enhanced by the flow of the water flow, when the water surface inside the cooling cavity 31 is in contact with the top end of the inner surface of the cooling cavity 31, the rotating blades 392 are completely immersed in the water flow, so that the water flow increases greater resistance to the rotation of the rotating blades 392, and the difficulty in rotating the rotating rod 39 is enhanced by matching with the rotating rod 39, thereby when effectively shortening liquid cooling time, increase the rotation degree of difficulty of dwang 39 in process of production, improved the steadiness of being connected between cope match-die utensil 2 and the bed match-die utensil 3.
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 utility model provides a carbide part casting forming die, includes base (1), mould (2), bed die (3), terrace die (21), feed inlet (22), cooling chamber (31) and chucking mechanism (4), its characterized in that: the lower die (3) is fixedly connected to the outer surface of the upper end of the base (1), a concave die groove (32) is formed in the outer surface of the upper end of the lower die (3), the upper die (2) is movably connected with the lower die (3) through a clamping mechanism (4), a convex die (21) is fixedly connected to the position, corresponding to the concave die groove (32), of the outer surface of the lower end of the upper die (2), and a feeding hole (22) is formed in the position, close to one side, of the outer surface of the upper end of the upper die (2);
the clamping mechanism (4) comprises clamping blocks (41), a connecting frame (42), first bulges (43), second bulges (44), a movable plate (45), springs (46) and limiting rods (47), the clamping blocks (41) are four groups, the four groups of clamping blocks (41) are respectively and fixedly connected to the positions, close to the two sides, of the outer surfaces of the front end and the rear end of the upper die (2), the clamping blocks (41) correspond to the connecting frame (42) one by one, the connecting frame (42) is fixedly connected to the position, corresponding to the clamping blocks (41), of the outer surface of the lower die (3), rectangular holes (33) are formed in the position, located inside the connecting frame (42), of the outer surface of the lower die (3), mounting grooves (34) are formed in the two sides of the inner surface of each rectangular hole (33), the limiting rods (47) are fixedly connected to the inside of the mounting grooves (34), and mounting blocks (35) are movably connected to the outer surface of the limiting rods (47), a spring (46) is sleeved at a position, close to one end, of the outer surface of the limiting rod (47), one end of the spring (46) is fixedly connected with the inner surface of the mounting groove (34), and the other end of the spring is fixedly connected with the mounting block (35);
the portable plate (45) fixed connection is in with between the corresponding two sets of installation piece (35) of same rectangular hole (33), and portable plate (45) surface is close to the first arch (43) of one side fixedly connected with a plurality of groups of connection frame (42), the position fixedly connected with a plurality of groups of second arch (44) that the surface and the first arch (43) of block (41) correspond, and first arch (43) and second arch (44) intermeshing.
2. The hard metal component casting mold according to claim 1, wherein: arc wall (451) have been seted up with first protruding (43) junction to fly leaf (45) surface, and first protruding (43) include two sets of arc piece (431), loose axle (432) and rotor plate (433), first protruding (43) are whole spherical, rotor plate (433) swing joint is between two sets of arc pieces (431), two sets of arc piece (431) fixed connection in the inside of arc wall (451), the both sides surface of rotor plate (433) is close to position fixedly connected with loose axle (432) at middle part, and the one end and rotor plate (433) fixed connection of loose axle (432), the other end run through to rather than the inside of corresponding arc piece (431) and with arc piece (431) swing joint.
3. The hard metal component casting mold according to claim 1, wherein: a water storage cavity (36) is formed in the position, close to the bottom end, of the inner portion of the lower die (3), a cooling cavity (31) is formed in the lower die (3), the cooling cavity (31) is located between the water storage cavity (36) and the female die groove (32), a micro water pump (361) is arranged in the water storage cavity (36), a guide pipe (362) is arranged at the output end of the micro water pump (361), one end, far away from the micro water pump (361), of the guide pipe (362) penetrates into the cooling cavity (31), a water inlet hole is formed in the outer surface of one side of the water storage cavity (36), a water outlet hole (363) is formed in the position, close to the bottom end, of the inner surface of the cooling cavity (31), a water outlet hole (364) is fixedly connected to the inner portion of the water outlet hole (363), one end of the water outlet pipe (364) is located inside the cooling cavity (31), and the other end of the water outlet pipe (364) penetrates into the water storage cavity (36), and the outer surface of the water outlet pipe (364) is provided with a valve (365).
4. The hard metal component casting mold according to claim 3, wherein: lie in keeping away from one side fixedly connected with U template (48) of connecting frame (42) between two sets of fly leaf (45) with one side, movable chamber (37) have been seted up with the position that two sets of U templates (48) correspond to in the inside of bed die (3), and the internal surface in activity chamber (37) communicates with each other with the internal surface that lies in two sets of rectangular hole (33) with one side, and is two sets of the equal fixedly connected with bearing (38) in position that the internal surface in activity chamber (37) is close to one side, fixedly connected with dwang (39) between two sets of bearings (38), the one end and a set of bearing (38) fixed connection of dwang (39), the other end run through two sets of U templates (48), cooling chamber (31) and activity chamber (37) and with another set of bearing (38) fixed connection, the position that the surface of dwang (39) is close to both ends all is provided with the screw thread, and the direction of turning to of two sets of screw thread is opposite, the rotating rod (39) is in threaded connection with the two groups of U-shaped plates (48).
5. The hard metal component casting mold according to claim 4, wherein: the outer surface of the rotating rod (39) is located inside the cooling cavity (31) and is fixedly connected to the rotating ring (391), a sealing ring is arranged at the joint of the inner surface of the cooling cavity (31) and the rotating rod (39), a plurality of groups of rotating blades (392) are fixedly connected to the outer surface of the rotating ring (391), the rotating blades (392) are fan-shaped, a spray nozzle (366) is arranged at one end, away from the micro water pump (361), of the guide pipe (362), and the spray nozzle (366) is inclined towards the rotating blades (392).
6. The hard metal component casting mold according to claim 5, wherein: the outer surface of rotation ring (391) is close to two sets of dead levers (393) of position fixedly connected with of top, and dead lever (393) are located respectively between two sets of adjacent rotating vane (392), the dead lever (393) are kept away from the first striking ball (394) of one end fixedly connected with of rotation ring (391), the top of the internal surface of cooling chamber (31) is the arc, and the top of cooling chamber (31) internal surface and the position fixedly connected with that first striking ball (394) correspond connect rope (395), the lower extreme outer surface fixedly connected with second striking ball (396) of connecting rope (395), and second striking ball (396) hit to the curved top face that is of cooling chamber (31) when receiving first striking ball (394) to collide.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111387206.0A CN114012035A (en) | 2021-11-22 | 2021-11-22 | Hard alloy part casting forming die |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111387206.0A CN114012035A (en) | 2021-11-22 | 2021-11-22 | Hard alloy part casting forming die |
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| CN114012035A true CN114012035A (en) | 2022-02-08 |
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| CN202111387206.0A Pending CN114012035A (en) | 2021-11-22 | 2021-11-22 | Hard alloy part casting forming die |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116984568A (en) * | 2023-09-26 | 2023-11-03 | 鸡泽县金诚精密铸造有限公司 | Mould is used in nodular cast iron well lid manufacturing |
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| CN210590371U (en) * | 2019-08-27 | 2020-05-22 | 江苏明如精密模具有限公司 | Quick refrigerated integral type lamp body shell injection moulding mould |
| CN112247104A (en) * | 2020-09-18 | 2021-01-22 | 曹光辉 | Aluminum alloy die-casting die |
| CN214239266U (en) * | 2020-11-12 | 2021-09-21 | 谢绍萍 | Quick demoulding and cooling die device for die production |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116984568A (en) * | 2023-09-26 | 2023-11-03 | 鸡泽县金诚精密铸造有限公司 | Mould is used in nodular cast iron well lid manufacturing |
| CN116984568B (en) * | 2023-09-26 | 2023-12-01 | 鸡泽县金诚精密铸造有限公司 | Mould is used in nodular cast iron well lid manufacturing |
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