Die-casting device for computer alloy device

Abstract

The utility model relates to the technical field of die casting, and discloses a computer alloy device die casting device which comprises a first die plate, a second die plate, a cavity and an adaptive die frame, a cold cooling cavity is formed in the front face of the first die plate, and a press-in assembly is fixedly arranged on the back face of the first die plate. Hot water flows in the heat preservation barrel and is discharged through the discharge pipe at the end of the heat preservation barrel, heat of hot water flow is transmitted into the press-in pipe through a layer, heat preservation is carried out on the press-in pipe, the heat change of molten alloy entering the press-in pipe is not obvious, and cooling water which absorbs heat subsequently passes through the bypass of the third pipe by changing an outlet of the reversing valve, so that the heat preservation effect is good. And heat recycling of high-temperature hot water obtained after first batch heat exchange of cooling water is achieved, hot water obtained after heat absorption is guided into the heat preservation barrel in a matched mode, heat preservation treatment is conducted on the press-in assembly, it is avoided that the pressed-in molten alloy is cooled due to the large temperature difference in the press-in assembly, the fluidity of the molten alloy under heat preservation is kept, and the use effect is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to die casting technical field more specifically, the utility model relates to a kind of computer alloy device die casting device. BACKGROUND

[0002] Computer alloy device die casting device is a kind of professional equipment for producing computer alloy device, and its core process is die casting. Die casting, i.e. pressure casting, is a kind of efficient metal processing technology, and its basic principle is to fill molten metal or semi-liquid metal into the cavity of die casting mold under high pressure at high speed, and to obtain castings by rapid solidification under pressure. For computer alloy devices made of magnesium-aluminum alloy, die casting is usually used to achieve it.

[0003] In the prior art, during the die casting process, the alloy melt enters the mold, and the cooling liquid is guided to exchange heat and cool down to achieve cooling and solidification. However, the cooling water under dehumidification and heat exchange has a large heat absorption capacity, and the dehumidified hot water after cooling directly empties, causing a large amount of heat waste, low actual energy utilization rate, and the temperature of the pressure injection pipe for the next injection of molten alloy decreases, causing liquid cooling when the molten alloy is injected, losing relative heat, affecting the die casting effect, and the comprehensive use effect is not good. UTILITY MODEL CONTENT

[0004] In order to overcome the shortcomings of the prior art, the utility model provides a computer alloy device die casting device, which has the advantages of improving heat utilization rate and improving self-cleaning.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a computer alloy device die casting device, comprising a first template, a second template, a cavity and an adaptive mold frame, the front surface of the first template is provided with a cold cooling cavity, the back surface of the first template is fixedly provided with a pressure injection assembly, the pressure injection assembly injects molten alloy into the cavity of the second template, the outer surface of the pressure injection assembly is fixedly provided with a waste heat utilization assembly, and the inlet end of the waste heat utilization assembly is communicated with the outlet end of the cooling cavity.

[0006] The waste heat utilization assembly comprises a heat preservation cylinder, a heat insulation sleeve, a first pipe, a reversing valve, a second pipe and a third pipe.

[0007] Preferably, the pressing assembly comprises a pressing pipe, a hydraulic push rod and a piston head, the inside of the first mold plate is provided with a through hole, the pressing pipe is fixedly connected to the back of the first mold plate and communicates with the through hole, the piston head is movably sleeved in the pressing pipe, the top of the pressing pipe is fixedly provided with an input pipe which communicates with the pressing pipe, the movable end of the hydraulic push rod is fixedly connected with the piston head, the hydraulic push rod is directly fixed to the first mold plate through the outside, and the pressing assembly pressurizes the molten alloy into the cavity through the through hole.

[0008] Preferably, the back of the first mold plate is fixedly provided with a cooling liquid inlet pipe which inputs the cooling liquid into the cooling cavity.

[0009] Preferably, the heat preservation cylinder is movably sleeved on the outer surface of the pressing pipe, the heat insulation sleeve is movably sleeved on the outer surface of the pressing pipe, the first pipe is fixedly connected to the outer surface of the heat preservation cylinder and communicates with the inside of the heat preservation cylinder, the reversing valve is fixed to the end of the first pipe, one end of the second pipe communicates with the liquid inlet pipe of the reversing valve, the other end of the second pipe is fixed to the back of the first mold plate and communicates with the liquid outlet end of the cooling cavity, the third pipe is fixedly connected with and communicates with the liquid outlet end of the reversing valve, and the reversing valve comprises one liquid inlet end and two liquid outlet ends.

[0010] Preferably, the inside of the second mold plate is provided with an assembly cavity, the assembly cavity is fixedly provided with an ejection assembly, the cavity is arranged on the front face of the second mold plate, and the cavity is matched with the matching mold frame.

[0011] Preferably, the ejection assembly comprises an electric push rod, a pushing part and an intermediate ejector rod, the number of the electric push rods is three, two of the electric push rods correspond to the cavities one by one, and the movable ends of the two electric push rods are fixedly connected with the pushing part, the movable end of the other electric push rod is fixedly connected with the intermediate ejector rod, the front end of the pushing part is movably sleeved in the inside of the second mold plate, the front end of the intermediate ejector rod is movably sleeved in the second mold plate, the inside of the second mold plate is provided with an intermediate hole which corresponds to the pushing part and the intermediate ejector rod one by one, and the two ends of the intermediate hole communicate with the assembly cavity and the cavity.

[0012] Preferably, the back of the second mold plate is provided with an air hole, the back of the second mold plate is fixedly provided with an air pump, the air outlet end of the air pump communicates with the air hole, and the air pump blows the pressure air into the cavity through the air hole, the assembly cavity and the intermediate hole when opened.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1. The utility model discloses a cooling water is pressed into the cooling cavity through the cooling water inlet pipe of external connection, and fills the inside of adaptive mould frame, and cooling water absorbs a large amount of heat and heats up fast, and circulates to the waste heat utilization assembly, starts the reversing valve, so that hot water is input into the heat preservation cylinder through the no. The hot water flows in the heat preservation cylinder and is discharged through the discharge pipe of heat preservation cylinder end portion, and the hot water flow transfers heat to the press-in pipe in the layer, and the press-in pipe is heat preserved, and the heat change of the molten alloy entering the press-in pipe is not obvious, and the cooling water after subsequent heat absorption is bypassed through the no. The high-temperature hot water after first heat exchange of cooling water is realized the heat reutilization of thermodynamic, and the hot water after heat absorption is introduced to the heat preservation cylinder, and the press-in assembly is heat preserved, the temperature difference of the molten alloy pressed into the press-in assembly is avoided and is cooled down, the fluidity of the molten alloy is kept under heat preservation, and the use effect is good.

[0015] 2. The utility model discloses the action of electric push rod in the ejection assembly, and utilizes the push part and intermediate ejector pin to push the alloy frame body, and then controls the movement of push part and intermediate ejector pin reversely, makes the opening intermediate hole, and makes the assembly cavity communicate with the cavity, starts the air pump, makes the pressure air enter the cavity, realizes the cleaning and cooling of blowing, and the automatic cleaning and cooling effect is good. ACCURACY OF DRAWINGS

[0016] Figure 1 It is the structure schematic drawing of the utility model;

[0017] Figure 2 It is the sectional view of no. The template of the utility model;

[0018] Figure 3 It is the sectional view of no. The template of the utility model;

[0019] Figure 4 It is the schematic diagram of the waste heat utilization assembly of the utility model;

[0020] Figure 5 It is the sectional view of the press-in assembly of the utility model;

[0021] Figure 6 It is the schematic diagram of the ejection assembly of the utility model;

[0022] Figure 7 It is the schematic diagram of the intermediate ejector pin of the utility model.

[0023] In the diagram: 1. Template No. 1; 2. Template No. 2; 3. Press-in assembly; 31. Press-in pipe; 32. Hydraulic push rod; 33. Piston head; 4. Adaptive mold frame; 5. Cooling chamber; 6. Waste heat utilization assembly; 61. Insulation cylinder; 62. Heat insulation sleeve; 63. Pipe No. 1; 64. Reversing valve; 65. Pipe No. 2; 66. Pipe No. 3; 7. Inlet hole; 8. Cavity; 9. Assembly cavity; 10. Ejection assembly; 101. Electric push rod; 102. Pushing part; 103. Intermediate push rod; 11. Air pump; 12. Air hole. Detailed Implementation

[0024] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0025] like Figures 1 to 7 As shown, this utility model provides a die-casting device for computer alloy components, including a first template 1, a second template 2, a cavity 8, and an adapter mold frame 4. A cooling cavity 5 is provided on the front side of the first template 1, and a pressing component 3 is fixedly provided on the back side of the first template 1. The pressing component 3 presses the molten alloy into the cavity 8 of the second template 2. A waste heat utilization component 6 is fixedly sleeved on the outer surface of the pressing component 3, and the liquid inlet end of the waste heat utilization component 6 is connected to the liquid outlet end of the cooling cavity 5.

[0026] The waste heat utilization component 6 includes an insulation cylinder 61, a heat insulation jacket 62, a first pipe 63, a reversing valve 64, a second pipe 65, and a third pipe 66.

[0027] The pressing assembly 3 includes a pressing tube 31, a hydraulic push rod 32, and a piston head 33. The first template 1 has an inlet hole 7. The pressing tube 31 is fixedly connected to the back of the first template 1 and communicates with the inlet hole 7. The piston head 33 is movably sleeved in the pressing tube 31. The top of the pressing tube 31 is fixed with an input pipe, which communicates with the pressing tube. The piston head 33 is fixedly connected to the movable end of the hydraulic push rod 32. The hydraulic push rod 32 is directly fixed to the first template 1 from the outside. The pressing assembly 3 presses the molten alloy into the cavity 8 through the inlet hole 7.

[0028] The molten alloy is injected using the injection component 3 to quickly fill the cavity 8.

[0029] Among them, a coolant inlet pipe is fixedly provided on the back of template 1, and the coolant inlet pipe inputs coolant into the cooling chamber 5.

[0030] The cooling cavity 5 is divided into upper and lower parts by the cooling liquid inlet pipe, and communicates with each other and the matching die frame 4.

[0031] The heat preservation cylinder 61 is fixedly sleeved on the outer surface of the press-in pipe 31, the heat insulation sleeve 62 is fixedly sleeved on the outer surface of the press-in pipe 31, the first pipe 63 is fixedly connected on the outer surface of the heat preservation cylinder 61 and communicates with the inside of the heat preservation cylinder 61, the reversing valve 64 is fixed on the end of the first pipe 63, one end of the second pipe 65 communicates with the liquid inlet pipe of the reversing valve 64, the other end of the second pipe 65 is fixed on the back of the first mold plate 1 and communicates with the liquid outlet end of the cooling cavity 5, the third pipe 66 is fixed and communicates with the liquid outlet end of the reversing valve 64, and the reversing valve 64 comprises one liquid inlet end and two liquid outlet ends.

[0032] The heat insulation sleeve 62 further reduces heat loss, the reversing valve 64 is used for switching the flow direction of the cooling water after heat absorption, and the heat preservation cylinder 61 realizes heat preservation treatment.

[0033] The inside of the second mold plate 2 is provided with the assembly cavity 9, the ejection assembly 10 is fixedly arranged in the assembly cavity 9, the cavity 8 is arranged on the front surface of the second mold plate 2, and the cavity 8 is matched with the matching die frame 4.

[0034] The ejection assembly 10 realizes the discharging treatment of the formed alloy frame.

[0035] The ejection assembly 10 comprises the electric push rod 101, the push part 102 and the intermediate push rod 103, the number of the electric push rod 101 is three, two electric push rods 101 correspond to the cavity 8, and the movable ends are fixedly connected with the push part 102, the movable end of one electric push rod 101 is fixedly connected with the intermediate push rod 103, the front end of the push part 102 is movably sleeved in the inside of the second mold plate 2, the front end of the intermediate push rod 103 is movably sleeved in the second mold plate 2, the inside of the second mold plate 2 is provided with the intermediate hole, the intermediate hole corresponds to the push part 102 and the intermediate push rod 103, and the two ends of the intermediate hole communicate with the assembly cavity 9 and the cavity 8.

[0036] The push part 102 distributed on the upper and lower parts realizes the discharging of the formed alloy frame, the intermediate push rod 103 realizes the ejection of the waste in the sprue, and the discharging quality is ensured.

[0037] The back surface of the second mold plate 2 is provided with the air hole 12, the back surface of the second mold plate 2 is fixedly provided with the air pump 11, the air outlet end of the air pump 11 communicates with the air hole 12, and the air pump 11 blows the pressure air into the cavity 8 through the air hole 12, the assembly cavity 9 and the opened intermediate hole.

[0038] Ventilation guide is utilized, the first mold plate 1 and the second mold plate 2 close to each other are utilized, the blocking and limiting of the first mold plate 1 is utilized, the reaction effect of the guided air is utilized in the limited opening state, and self-cleaning and cooling are realized.

[0039] The working principle and use process of the utility model: when using, melt alloy is passed into the pressing assembly 3, the second template 2 back surface push mechanism is started, so that the second template 2 and the first template 1 are close to pressing, the adaptive mould frame 4 is nested in the cavity 8, the hydraulic push rod 32 is started, the piston head 33 is pushed to move quickly, so that the melt alloy is rapidly passed through the inlet hole 7 and is pressed into the sprue of the second template 2 front surface, and is distributed in the cavity 8, pressure is kept, the external cooling water is passed into the cooling water inlet pipe and is pressed into the cooling cavity 5, and fills the inside of the adaptive mould frame 4, the cooling water absorbs a large amount of heat and quickly heats up, and flows into the waste heat utilization assembly 6, the reversing valve 64 is started, so that hot water is input into the heat preservation cylinder 61 through the first pipe 63, the hot water flows in the heat preservation cylinder 61, and is discharged through the discharge pipe of the heat preservation cylinder 61 end part, the hot water flow transfers heat to the pressing pipe 31 in the layer, the melt alloy in the pressing pipe is not obviously changed in heat, the subsequent heat absorbing cooling water is bypassed through the third pipe 66 by changing the reversing valve 64 outlet; when die casting is completed, the electric push rod 101 in the ejection assembly 10 is operated, and the shaped alloy frame body is pushed out by using the push part 102 and the intermediate ejector pin 103, then the movement of the push part 102 and the intermediate ejector pin 103 is reversely controlled, so that the middle hole is opened, and the assembly cavity 9 is communicated with the cavity 8, the air pump 11 is started, so that pressure air is input into the cavity 8, blow cleaning and cooling are realized.

[0040] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A computer alloy device die casting device comprising a first mold plate (1), a second mold plate (2), a cavity (8) and an adaptive mold frame (4), characterized in that: The front face of the first mold plate (1) is provided with a cooling cavity (5), the back face of the first mold plate (1) is fixedly provided with a pressing assembly (3), the pressing assembly (3) presses the molten alloy into the cavity (8) of the second mold plate (2), the outer surface of the pressing assembly (3) is fixedly sleeved with a waste heat utilization assembly (6), and the liquid inlet end of the waste heat utilization assembly (6) is in communication with the liquid outlet end of the cooling cavity (5). The waste heat utilization assembly (6) comprises a heat preservation cylinder (61), a heat insulation sleeve (62), a first pipe (63), a reversing valve (64), a second pipe (65) and a third pipe (66).

2. A computer alloying device die casting apparatus as claimed in claim 1, wherein: The pressing assembly (3) comprises a pressing pipe (31), a hydraulic push rod (32) and a piston head (33), the inside of the first mold plate (1) is provided with a through hole (7), the pressing pipe (31) is fixedly connected to the back face of the first mold plate (1) and is in communication with the through hole (7), the piston head (33) is movably sleeved in the pressing pipe (31), the top of the pressing pipe (31) is fixedly connected with an input pipe, the input pipe is in communication with the pressing pipe, the movable end of the hydraulic push rod (32) is fixedly connected with the piston head (33), the hydraulic push rod (32) is directly fixed on the first mold plate (1) through the outer side, and the pressing assembly (3) presses the molten alloy into the cavity (8) through the through hole (7).

3. A computer alloying device die casting apparatus as defined in claim 2, wherein: The back face of the first mold plate (1) is fixedly provided with a cooling liquid inlet pipe, and the cooling liquid inlet pipe inputs the cooling liquid into the cooling cavity (5).

4. A computer alloying device die casting apparatus according to claim 3, wherein: The heat preservation cylinder (61) is fixedly sleeved on the outer surface of the pressing pipe (31), the heat insulation sleeve (62) is fixedly sleeved on the outer surface of the pressing pipe (31), the first pipe (63) is fixedly connected to the outer surface of the heat preservation cylinder (61) and is in communication with the inside of the heat preservation cylinder (61), the reversing valve (64) is fixed to the end of the first pipe (63), one end of the second pipe (65) is in communication with the liquid inlet pipe of the reversing valve (64), the other end of the second pipe (65) is fixedly connected to the back face of the first mold plate (1) and is in communication with the liquid outlet end of the cooling cavity (5), the third pipe (66) is fixedly connected to and in communication with the liquid outlet end of the reversing valve (64), and the reversing valve (64) comprises one liquid inlet end and two liquid outlet ends.

5. A computer alloying device die casting apparatus according to claim 4, wherein: The inside of the second mold plate (2) is provided with an assembly cavity (9), the assembly cavity (9) is fixedly provided with an ejection assembly (10), the cavity (8) is arranged on the front face of the second mold plate (2), and the cavity (8) is matched with the adaptive mold frame (4).

6. A computer alloying device die casting apparatus as defined in claim 5, wherein: The ejection assembly (10) comprises electric push rods (101), push parts (102) and intermediate push rods (103), the number of the electric push rods (101) is three, two of the electric push rods (101) correspond to the cavities (8) one by one, and the movable ends are fixedly connected with the push parts (102), the movable end of one of the electric push rods (101) is fixedly connected with the intermediate push rod (103), the front end of the push part (102) is movably sleeved in the inside of the second mold plate (2), the front end of the intermediate push rod (103) is movably sleeved in the second mold plate (2), the inside of the second mold plate (2) is provided with intermediate holes, the intermediate holes correspond to the push parts (102) and the intermediate push rods (103) one by one, and the two ends of the intermediate holes are communicated with the assembly cavities (9) and the cavities (8).

7. A computer alloying device die casting apparatus as defined in claim 6, wherein: The back of the second mold plate (2) is provided with air holes (12), the back of the second mold plate (2) is fixedly provided with air pumps (11), the air outlet ends of the air pumps (11) are communicated with the air holes (12), and the air pumps (11) blow the pressure air into the cavities (8) through the air holes (12), the assembly cavities (9) and the intermediate holes when being opened.

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