Holding furnace assembly of low-pressure casting machine

Abstract

The utility model relates to a heat preservation furnace assembly of a low-pressure casting machine, which comprises a crucible heat preservation furnace and a heat preservation furnace lifting mechanism, the crucible heat preservation furnace is connected with the heat preservation furnace lifting mechanism and ascends and descends along the heat preservation furnace lifting mechanism, a multi-hole-site furnace cover is arranged above the crucible heat preservation furnace, a plurality of liquid rising pipes are arranged on the multi-hole-site furnace cover, and the liquid rising pipes are connected with the crucible heat preservation furnace. And a furnace exhaust device, an air inlet and exhaust mold filling device and an automatic electric quick-plug device are arranged on the outer side of the crucible heat preservation furnace. The automatic electric quick-plug mechanism is arranged, after equipment is connected into the furnace changing trolley, quick furnace changing can be achieved, continuous production of the equipment is guaranteed, the equipment expansion function is compatible, joint production of multiple large-scale equipment is met, whole-line automatic operation is formed, the production efficiency of large-scale aluminum alloy casting is greatly improved, meanwhile, high automation is achieved, and the production efficiency is improved. And production operation can be carried out by only one person, so that the manual operation intensity is greatly reduced, and the labor cost is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the part of low pressure casting machine, concretely relates to a kind of low pressure casting machine's holding furnace subassembly, belong to the technical field of casting equipment. BACKGROUND

[0002] Low pressure casting machine is the general equipment of aluminum alloy low pressure casting, can be widely applied in the production of aluminum alloy castings in automobile, motorcycle, instrument, textile machinery and aerospace industry.Low pressure casting machine is composed of main machine, hydraulic system, molten pool type holding furnace, liquid surface pressurizing device, electrical control system and mould cooling system etc.Present low pressure casting machine in prior art cannot realize quick change of furnace, cannot satisfy common production of large equipment, cannot realize whole line automation operation, resulting in low production efficiency.

[0003] Therefore, the utility model is proposed. UTILITY MODEL CONTENT

[0004] In view of above-mentioned technical problems of prior art, the utility model aims at providing a kind of low pressure casting machine's holding furnace subassembly, it can realize quick change of furnace, ensure equipment uninterrupted production, compatible equipment expansion function, satisfy common production of multiple large equipment, form whole line automation operation.

[0005] To achieve the above-mentioned purpose, the utility model is realized by the following technical scheme: a kind of low pressure casting machine's holding furnace subassembly, including crucible holding furnace and holding furnace lifting mechanism, the crucible holding furnace is connected with holding furnace lifting mechanism, is lifted along holding furnace lifting mechanism, and the upper portion of crucible holding furnace is equipped with multi-hole furnace cover, the multi-hole furnace cover is equipped with several liquid lifting pipes, and the outside of crucible holding furnace is equipped with furnace exhaust device, exhaust filling device and automatic electrical quick plug device.

[0006] The holding furnace lifting mechanism is provided with lifting self-locking sensing device.

[0007] The utility model has the following beneficial effects:

[0008] The utility model low pressure casting machine's holding furnace subassembly is provided with automatic electrical quick plug mechanism, after equipment access change of furnace trolley, quick change of furnace can be realized, ensure equipment uninterrupted production, compatible equipment expansion function, satisfy common production of multiple large equipment, form whole line automation operation, greatly improve the production efficiency of large aluminum alloy casting, while having higher automation, only one person can carry out production operation, greatly reduce manual operation intensity, save labor cost. DRAWING DESCRIPTION

[0009] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0010] Figure 2 is a rear view structure schematic view of the utility model;

[0011] Figure 3 is a front view structure schematic view of the utility model;

[0012] Figure 4 is a three-dimensional schematic view of the automatic electrical quick plug device in the utility model;

[0013] Figure 5 is a structure schematic view of the quick plug female assembly of the automatic electrical quick plug device in the utility model after removing the protective cover and female socket;

[0014] Figure 6 is a front view of the quick plug male assembly of the automatic electrical quick plug device in the utility model;

[0015] Figure 7 is a right view of Figure 6 ;

[0016] Figure 8 is a front view of the quick plug female assembly of the automatic electrical quick plug device in the utility model;

[0017] Figure 9 is a right view of Figure 8 ;

[0018] Figure 10 is a structure schematic view of the thermocouple male plug and the thermocouple female socket cooperating when the quick plug female assembly and the quick plug male assembly are inserted together;

[0019] Figure 11 is a structure schematic view of the tongs pot heat preservation furnace pressure feedback plug and the tongs pot heat preservation furnace air inlet and exhaust plug cooperating with the tongs pot heat preservation furnace pressure feedback jack and the tongs pot heat preservation furnace air inlet and exhaust jack;

[0020] Figure 12 is a structure schematic view of the heat preservation furnace lifting mechanism in the utility model;

[0021] Figure 13 is a structure schematic view of the furnace exhaust device in the utility model;

[0022] Figure 14 is a structure schematic view of the air inlet and exhaust molding device in the utility model;

[0023] Wherein, 1 is a crucible holding furnace, 2 is a holding furnace lifting mechanism, 21 is a lifting drive motor, 22 is a corner device, 23 is a transmission shaft, 24 is a turbine synchronous lifter, 25 is a displacement sensor, 3 is a multi-hole furnace cover, 4 is a lifting self-locking induction device, 5 is a furnace exhaust device, 51 is a furnace exhaust port, 52 is a exhaust valve, 53 is a silencer, 6 is an air inlet and exhaust filling device, 61 is a furnace air inlet, 62 is an air inlet pressure reducing valve, 63 is an air inlet filter, 7 is an automatic electrical quick plug device, 71 is a quick plug male assembly, 711 is a male support, 712 is a male socket, 7121 is a male socket plate, 7122 is a male upper stop block, 7123 is a male lower stop block, 7124 is a male left pressure block, 7125 is a male right pressure block, 7126 is a male screw rod, 7127 is a spring, 7128 is a male bakelite plate, 71281 is a male bakelite plate left sliding groove, 71282 is a male bakelite plate right sliding groove, 712a is a guide sleeve, 712b is a thermocouple male plug, 712c is a cutter head switch plug, 712d is a tongs pot holding furnace pressure feedback plug, 712e is a tongs pot holding furnace air inlet and exhaust plug, 72 is a quick plug female assembly, 721 is a female support, 722 is a female guide rail block, 7221 is a middle sliding groove, 7222 is a side sliding groove, 72a is a female socket, 72a1 is a female socket frame, 72a2 is a female upper pressure block, 72a3 is a female lower pressure block, 72a4 is a female left stop block, 72a5 is a female right stop block, 72a6 is a female bakelite plate, 72a7 is a female left spring, 72a8 is a female right spring, 72a9 is a female left limit screw, 72a10 is a female right limit screw, 72aa is a guide rod, 72ab is a thermocouple female socket, 72ac is a cutter head switch socket, 72ad is a tongs pot holding furnace pressure feedback jack, 72ae is a tongs pot holding furnace air inlet and exhaust jack, 72b is a protective cover, 723 is a drag chain, 724 is an assembly mounting seat, 725 is a side pulley, 726 is a middle pulley. DETAILED DESCRIPTION

[0024] The utility model will be further explained in connection with specific embodiments, but the protection scope of the utility model is not limited to this.

[0025] As Figures 1-3 shown, the holding furnace assembly of the low-pressure casting machine of the utility model, including crucible holding furnace 1 and holding furnace lifting mechanism 2, crucible holding furnace 1 is connected with holding furnace lifting mechanism 2, along holding furnace lifting mechanism 2 and lifts, holding furnace lifting mechanism 2 is provided with lifting self-locking induction device 4. And the upper of crucible holding furnace 1 is equipped with multi-hole furnace cover 3, is equipped with a plurality of liquid lifting pipes on multi-hole furnace cover 3, the outside of crucible holding furnace 1 is equipped with furnace exhaust device 5, air inlet and exhaust filling device 6 and automatic electrical quick plug device 7.

[0026] The automatic electrical quick plug device 7 in it is as Figures 4-11As shown, including fast plug male component 71 and fast plug female component 72, fast plug male component 71 is fixed together by male bracket 711 and male socket 712, the structure of fast plug female component 72 is: female guide rail block 722 is fixed on female bracket 721, middle part sliding groove 7221 is formed in the middle part of female guide rail block 722, side sliding groove 7222 is formed on both sides of female guide rail block 722, assembly mounting seat 724 is a groove-shaped plate, middle pulley 726 and side pulley 725 are installed on assembly mounting seat 724, assembly mounting seat 724 is inserted on female guide rail block 722, side pulley 725 is inserted in side sliding groove 7222 and moves linearly along side sliding groove 7222, middle pulley 726 is inserted in middle part sliding groove 7221 and moves linearly along middle part sliding groove 7221, female socket 72a is fixed on assembly mounting seat 724; one end of drag chain 723 is fixed on female bracket 721, and the other end is fixed together with female socket 72a.

[0027] The structure of male socket 712 is: male socket plate 7121 is fixed on male bracket 711, male bracket 711 is fixed on tongs pot holding furnace 1, male upper stop block 7122 and male lower stop block 7123 are respectively fixed on the upper and lower ends of male socket plate 7121 through screws, male left pressing block 7124 and male right pressing block 7125 are respectively fixed on the left and right ends of male socket plate 7121 through screws, male bakelite plate left sliding groove 71281 and male bakelite plate right sliding groove 71282 are respectively formed on the left and right ends of male bakelite plate 7128, male bakelite plate 7128 is placed in the middle part of male socket plate 7121, male left pressing block 7124 and male right pressing block 7125 are respectively inserted in male bakelite plate left sliding groove 71281 and male bakelite plate right sliding groove 71282; male screw 7126 is screwed on male upper stop block 7122 and male lower stop block 7123, spring 7127 is inserted on male screw 7126, one end of the upper spring 7127 is pressed on the upper end surface of male bakelite plate 7128, and the other end is pressed on male upper stop block 7122, one end of the lower spring 7127 is pressed on the lower end surface of male bakelite plate 7128, and the other end is pressed on male lower stop block 7123.

[0028] 7127 one end is pressed on the lower end surface of the male grade bakelite board 7128, the other end is pressed on the male grade lower block 7123, the male grade bakelite board 7128 is fixed with a guide sleeve 712a and several male grade plugs; the structure of the female grade socket 72a is: the upper and lower ends of the female grade socket frame 72a1 are respectively fixed with a female grade upper pressing block 72a2 and a female grade lower pressing block 72a3 through screws, the left and right ends of the female grade socket frame 72a1 are respectively fixed with a female grade left block 72a4 and a female grade right block 72a5 through screws, the upper and lower ends of the female grade bakelite board 72a6 are respectively pressed on the lower parts of the female grade upper pressing block 72a2 and the female grade lower pressing block 72a3, the female grade upper pressing block 72a2 and the female grade lower pressing block 72a3 are both angle iron, one end of the female grade left spring 72a7 is pressed on the left end surface of the female grade bakelite board 72a6, the other end is pressed on the right end surface of the female grade left block 72a4, one end of the female grade right spring 72a8 is pressed on the right end surface of the female grade bakelite board 72a6, the other end is pressed on the left end surface of the female grade right block 72a5; the female grade left limiting screw 72a9 is screwed on the female grade left block 72a4 and the front end thereof faces the left end surface of the female grade bakelite board 72a6, the female grade right limiting screw 72a10 is screwed on the female grade right block 72a5 and the front end thereof faces the right end surface of the female grade bakelite board 72a6, the female grade bakelite board 72a6 is fixed with a guide rod 72aa and several female grade socket plug-in components; the guide rod 72aa is opposite to the guide sleeve 712a.

[0029] The several male grade plugs are thermocouple male plugs 712b, tool head switch plugs 712c, tongs pot heat preservation furnace pressure feedback plugs 712d and tongs pot heat preservation furnace air inlet and exhaust plugs 712e; the several female grade socket plug-in components are thermocouple female sockets 72ab, tool head switch sockets 72ac, tongs pot heat preservation furnace pressure feedback jacks 72ad and tongs pot heat preservation furnace air inlet and exhaust jacks 72ae; the thermocouple male plugs 712b, the tool head switch plugs 712c, the tongs pot heat preservation furnace pressure feedback plugs 712d and the tongs pot heat preservation furnace air inlet and exhaust plugs 712e are respectively opposite to the thermocouple female sockets 72ab, the tool head switch sockets 72ac, the tongs pot heat preservation furnace pressure feedback jacks 72ad and the tongs pot heat preservation furnace air inlet and exhaust jacks 72ae.

[0030] The male grade bracket 711 is formed on the tongs pot heat preservation furnace 1, and the female grade bracket 721 is fixed on the rack. The front end surface of the guide rod 72aa is spherical, and the front part of the guide rod 72aa is gradually reduced from right to left. The female grade socket frame 72a1 is fixed on the assembly mounting seat 724 through screws, the protective cover 72b is fixed on the assembly mounting seat 724 and the female grade socket frame 72a1 through screws and covers the female grade socket 72a.

[0031] The working principle of the automatic electrical quick plug device 7 is as follows: one end of the drag chain 723 is fixed to the female support 721, and the other end is fixed together with the female socket 72a; through the fixing of the position of the drag chain 723, the female socket 72a can be positioned at a position opposite to the male socket 712; when the male socket 712 is inserted into the female socket 72a, the guide rod 72aa is inserted into the guide sleeve 712a, the male bakelite plate 7128 has a certain activity on the male socket plate 7121, and the female bakelite plate 72a6 has a certain activity on the female socket frame 72a1; the guide rod 72aa and the guide sleeve 712a guide the male bakelite plate 7128 and the male socket plate 7121 to be completely and accurately opposite; and the thermocouple male plug 712b, the cutter head switch plug 712c, the tongs pot heat preservation furnace pressure feedback plug 712d and the tongs pot heat preservation furnace air inlet and exhaust plug 712e are accurately inserted into the thermocouple female socket 72ab, the cutter head switch socket 72ac, the tongs pot heat preservation furnace pressure feedback jack 72ad and the tongs pot heat preservation furnace air inlet and exhaust jack 72ae respectively.

[0032] In addition, the heat preservation furnace lifting mechanism 2 in the utility model comprises a lifting driving motor 21, the lifting driving motor 21 drives a transmission shaft 23, the transmission shaft 23 is provided with a turbine synchronous lifting machine 24, and the end of the transmission shaft 23 is provided with a corner device 22. Figure 12 The furnace exhaust device 5 comprises a furnace exhaust port 51, the furnace exhaust port 51 is connected with a stop exhaust valve 52, the exhaust of the furnace exhaust port 51 is realized through the control of the stop exhaust valve 52, and the noise is controlled through a silencer 53, as shown in the figure. Figure 13 The air inlet and exhaust filling device 6 comprises a furnace air inlet 61, the furnace air inlet 61 is connected with an air inlet pressure reducing valve 62 and an air inlet filter 63, as shown in the figure. Figure 14

[0033] The aluminum liquid storage and heat preservation furnace is internally provided with a crucible, the outer circle of the crucible is provided with a heating resistance band, the temperature of the aluminum liquid in the crucible is controlled through the heating of the resistance band, the outer side of the resistance band is designed to have a heat preservation layer, heat is stored through the heat preservation layer, the furnace temperature is kept stable, and heating energy consumption is saved.When used, after the melted metal solution is added into the crucible heat preservation furnace 1, the crucible heat preservation furnace 1 is lifted to the lifting liquid pipe opening at the top of the multi-hole position furnace cover 3 and is connected with a mold, dry air is pressed into the inner cavity of the furnace body of the crucible heat preservation furnace 1 through the air inlet and exhaust filling device 6, the metal solution is pressed into the mold cavity through the pipeline connected with the mold for production. Different spacings of the lifting liquid pipes are arranged to achieve the casting production of various products.

[0034] The crucible heat preservation furnace 1 adopts multiple layers of multiple heat preservation materials, heat preservation cotton modules and fiber boards and nanometer boards are appropriately combined to achieve the best heat preservation performance and heat preservation and energy saving effects; the filling and heat storage device is provided, when compressed air enters the furnace body, the heat storage device conducts the residual heat to dry air heating, when exhaust, the exhaust heat heats and preserves the heat storage device, the residual heat is recycled to achieve energy saving effects.

[0035] The automatic electrical quick plug mechanism 7 is arranged, after equipment is connected with the furnace changing trolley, quick furnace changing can be realized, uninterrupted production of the equipment is ensured, the equipment expansion function is compatible, common production of multiple large-scale equipment is met, whole line automation operation is formed,

[0036] The production efficiency of large aluminum alloy casting is greatly improved, meanwhile, high automation is achieved, only one person can perform production operation, manual operation strength is greatly reduced, and labor cost is saved.

[0037] The above examples are only used for explaining the inventive concept of the utility model, and are not limited to the protection of the utility model, and any non-essential change of the utility model by using the concept should fall within the protection scope of the utility model.

Claims

1. An insulation furnace assembly for a low pressure casting machine, characterized by: The utility model provides a kind of crucible holding furnace and holding furnace lifting mechanism, the crucible holding furnace is connected with holding furnace lifting mechanism, is lifted along holding furnace lifting mechanism, and the upper of crucible holding furnace is equipped with porous site furnace cover, the upper of the porous site furnace cover is equipped with several liquid lifting pipes, the outside of crucible holding furnace is equipped with furnace exhaust device, exhaust gas charging device and automatic electrical quick plug device; The automatic electrical quick plug device includes a male component and a female component, the male component is fixed together by a male bracket and a male socket, the structure of the female component is that a female guide rail block is fixed on a female bracket, a middle sliding groove is formed in the middle of the female guide rail block, side sliding grooves are formed on both sides of the female guide rail block, a component mounting seat is a groove-shaped plate, a middle pulley and a side pulley are mounted on the component mounting seat, the component mounting seat is inserted into the female guide rail block, the side pulley is inserted into the side sliding groove and moves linearly along the side sliding groove, the middle pulley is inserted into the middle sliding groove and moves linearly along the middle sliding groove, and a female socket is fixed on the component mounting seat; one end of a drag chain is fixed on the female bracket, and the other end is fixed together with the female socket; The structure of the male socket is that a male socket plate is fixed on the male bracket, the male bracket is fixed on the tongs pot holding furnace, a male upper stop block and a male lower stop block are fixed on the upper and lower ends of the male socket plate by screws, a male left pressing block and a male right pressing block are fixed on the left and right ends of the male socket plate by screws, a male left sliding groove and a male right sliding groove are formed on the left and right ends of a male bakelite plate, the male bakelite plate is placed in the middle of the male socket plate, the male left pressing block and the male right pressing block are inserted into the male left sliding groove and the male right sliding groove respectively, a male screw is screwed on the male upper stop block and the male lower stop block, a spring is inserted on the male screw, one end of the upper spring is pressed on the upper end surface of the male bakelite plate, the other end is pressed on the male upper stop block, one end of the lower spring is pressed on the lower end surface of the male bakelite plate, the other end is pressed on the male lower stop block, a guide sleeve and a plurality of male plugs are fixed on the male bakelite plate; The structure of the female socket is that a female upper pressing block and a female lower pressing block are fixed on the upper and lower ends of a female socket frame by screws, a female left stop block and a female right stop block are fixed on the left and right ends of the female socket frame by screws, the upper and lower ends of a female bakelite plate are pressed on the lower parts of the female upper pressing block and the female lower pressing block, the female upper pressing block and the female lower pressing block are angle irons, a female left spring is pressed on the left end surface of the female bakelite plate, the other end is pressed on the right end surface of the female left stop block, a female right spring is pressed on the right end surface of the female bakelite plate, the other end is pressed on the left end surface of the female right stop block, a female left limiting screw is screwed on the female left stop block, and the front end thereof faces the left end surface of the female bakelite plate, a female right limiting screw is screwed on the female right stop block, and the front end thereof faces the right end surface of the female bakelite plate, a guide rod and a plurality of female socket plug-in components are fixed on the female bakelite plate; the guide rod is opposite to the guide sleeve.

2. The holding furnace assembly of the low pressure casting machine according to claim 1, characterized in that: The male plug is a thermocouple male plug, a cutter head switch plug, a tongs and pot heat preservation furnace pressure feedback plug and a tongs and pot heat preservation furnace air inlet and exhaust plug; the female socket is a thermocouple female socket, a cutter head switch socket, a tongs and pot heat preservation furnace pressure feedback socket and a tongs and pot heat preservation furnace air inlet and exhaust socket; the thermocouple male plug, the cutter head switch plug, the tongs and pot heat preservation furnace pressure feedback plug and the tongs and pot heat preservation furnace air inlet and exhaust plug are respectively opposite to the thermocouple female socket, the cutter head switch socket, the tongs and pot heat preservation furnace pressure feedback socket and the tongs and pot heat preservation furnace air inlet and exhaust socket.

3. The holding furnace assembly of the low pressure casting machine according to claim 1, characterized in that: The male support is formed on the tongs and pot heat preservation furnace, and the female support is fixed on the frame.

4. The holding furnace assembly of the low pressure casting machine according to claim 1, wherein: The front end surface of the guide rod is spherical, and the front part of the guide rod is gradually reduced from right to left.

5. The holding furnace assembly of the low pressure casting machine according to claim 1, characterized in that: The female socket frame is fixed on the assembly mounting seat by screws, and the protective cover is fixed on the assembly mounting seat and the female socket frame by screws and covers the female socket.

6. The holding furnace assembly of the low pressure casting machine as claimed in claim 1, wherein: The heat preservation furnace lifting mechanism is provided with a lifting self-locking sensing device.

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