CN210208628U

CN210208628U - Casting device of granulating casting machine

Info

Publication number: CN210208628U
Application number: CN201920852949.2U
Authority: CN
Inventors: Dawei Shen; 沈大伟; Bingqi Zhou; 周兵其; Lihong Li; 李立鸿; Jingpeng She; 佘京鹏; Mingjiong Chen; 陈名炯
Original assignee: Shantou Huaxing (raoping) Copper Industry Co Ltd; SHANTOU HUAXING METALLURGICAL EQUIPMENT CO Ltd
Current assignee: Shantou Huaxing (raoping) Copper Industry Co Ltd; SHANTOU HUAXING METALLURGICAL EQUIPMENT CO Ltd
Priority date: 2019-06-06
Filing date: 2019-06-06
Publication date: 2020-03-31
Anticipated expiration: 2029-06-06

Abstract

The casting device of the granular casting machine is characterized by comprising a tundish, a casting distribution chute and at least one casting pipe, wherein the casting distribution chute is positioned under the tundish, the bottom of the tundish is provided with a discharge hole, the discharge hole of the tundish is communicated with the casting distribution chute through a material conveying pipeline, and the material conveying pipeline is provided with a switch valve for controlling the on-off of the material conveying pipeline; the casting pipe is fixedly connected with the casting diversion channel, and the feeding end of the casting pipe is communicated with the casting diversion channel; the casting device also comprises a shunt groove rotation driving device which can drive the casting shunt groove and the casting pipe to rotate around the tundish. The utility model discloses can conveniently realize taking turns to a plurality of crystallizers casting liquid metal raw materials, compact structure, and be favorable to production efficiency's improvement, equipment cost is lower.

Description

Casting device of granulating casting machine

Technical Field

The utility model relates to a casting former, concretely relates to graining casting machine's casting device.

Background

At present, the casting molding of materials such as industrial silicon, iron alloy and the like is mainly cast by a cast iron ingot mold, and the method adopts a plurality of groups of fixed cast iron ingot molds, liquid metal raw materials (such as industrial silicon water or iron alloy water) are poured into the cast iron ingot molds for cooling, and then the processes of manual slag removal, manual crushing, manual secondary crushing (or jaw crushing) and the like are carried out. Because the output of a single ingot mould is small, a great number of ingot moulds are needed, and the occupied area is large; the subsequent process needs a large amount of manual work or machine crushing, has the defects of high dust rate, inconsistent specification of the crushed product, incapability of meeting the requirement of granularity, high labor intensity of workers, low working efficiency and the like, and can cause a large amount of waste.

In the casting process, most of the traditional casting forming is carried out in a mode of moving a ladle, so that the ladle sequentially reaches the upper part of each ingot mold, and then liquid metal raw materials in the ladle are injected into the ingot mold. Because the ladle is heavy and contains high-temperature liquid metal raw materials, on one hand, the ladle needs to move slowly, which affects production efficiency, and on the other hand, a mechanism for moving the ladle is huge, and the cost is high.

Disclosure of Invention

The utility model aims to solve the technical problem that a casting device of grain casting machine is provided, this kind of casting device can conveniently realize casting liquid metal raw materials to a plurality of crystallizers in turn, compact structure, and be favorable to production efficiency's improvement. The technical scheme is as follows:

the casting device of the granular casting machine is characterized by comprising a tundish, a casting distribution chute and at least one casting pipe, wherein the casting distribution chute is positioned under the tundish, the bottom of the tundish is provided with a discharge hole, the discharge hole of the tundish is communicated with the casting distribution chute through a material conveying pipeline, and the material conveying pipeline is provided with a switch valve for controlling the on-off of the material conveying pipeline; the casting pipe is fixedly connected with the casting diversion channel, and the feeding end of the casting pipe is communicated with the casting diversion channel; the casting device also comprises a shunt groove rotation driving device which can drive the casting shunt groove and the casting pipe to rotate around the tundish.

The tundish is used for accommodating a liquid metal raw material to be cast and molded, and the liquid metal raw material (such as industrial silicon water or iron alloy water) in the ladle is poured into the tundish of the casting device during casting and molding; the liquid metal raw material in the tundish flows into the casting shunt trough through the material conveying pipeline and then flows into the crystallizer below the discharge end of the casting pipe through the casting pipe. The on-off of the material conveying pipeline is controlled by a switch valve (the conduction or the cut-off of the material conveying pipeline and the conduction time are controlled), so that whether the liquid metal raw material is injected into the crystallizer or not and the amount of the liquid metal raw material flowing into the crystallizer through a casting pipe are controlled.

In the granulation casting machine, a plurality of crystallizers can be arranged around a tundish of a casting device, and a casting pipe can rotate around the tundish and sequentially casts liquid metal raw materials to the crystallizers; after the casting pipe finishes casting the liquid metal raw material into each forming groove of a certain crystallizer, the casting pipe rotates for a certain angle and reaches the upper part of the next crystallizer and casts the liquid metal raw material into the crystallizer, and the crystallizer which finishes casting the liquid metal raw material enters a liquid metal raw material solidification stage, so that a plurality of crystallizers work in parallel, and the production efficiency is further improved. When casting, only need hoist the ladle to pouring basket top and add liquid metal raw materials in to the pouring basket, through runner rotary driving device drive casting splitter box and casting pipe around the pouring basket rotation, can realize casting liquid metal raw materials to a plurality of crystallizers in turn, and heavy ladle and pouring basket all need not to remove according to the position of each crystallizer, the casting pipe has been cast first crystallizer and has been rotatory to next crystallizer, when the casting pipe has been cast last crystallizer in rotatory round, first crystallizer has usually been accomplished liquid metal solidification and pouring, the casting pipe can continue to cast first crystallizer like this, and it is repeated in this way. Compared with the prior art, the utility model discloses the structure is more compact, and is favorable to production efficiency's improvement. In addition, because the casting diversion channel and the casting pipe with smaller weight are generally only required to rotate, the diversion channel rotating driving device with smaller power can meet the requirement, and the positions of the casting diversion channel and the casting pipe can be switched more quickly.

Generally, a plurality of forming grooves are provided on an upper surface of a mold, and a cooling water passage having a cooling water inlet and a cooling water outlet is provided in the mold. Liquid metal raw materials flowing out of the discharge end of the casting pipe enter each forming groove of the crystallizer and then are gradually cooled and solidified; the heat of the crystallizer can be taken away by introducing cooling water into the cooling water channel, so that the crystallizer and the liquid metal raw material on the crystallizer are cooled, and the solidification of the liquid metal raw material is accelerated. The volume of the forming groove is designed according to the size of a product (such as an industrial silicon block or an iron alloy block) to be obtained, so that further crushing is not needed after demoulding.

In a preferred scheme, the tundish is fixedly arranged on a support through a tundish support shaft which moves up and down, the lower end of the tundish support shaft is fixedly connected with the support, and the upper end of the tundish support shaft is fixedly connected with the bottom of the tundish; the rotating driving device of the diversion trench comprises a rotating driving motor, a rotating shaft sleeve and a rotating seat, wherein the rotating shaft sleeve is sleeved on the tundish supporting shaft and can rotate relative to the tundish supporting shaft, the rotating seat is fixedly arranged on the rotating shaft sleeve, and a power output shaft of the rotating driving motor is in transmission connection with the rotating shaft sleeve; the casting distribution chute is fixedly arranged on the rotary seat, the casting distribution chute is an annular groove surrounding the outer side of the tundish supporting shaft, the upper end of the material conveying pipeline is fixedly connected with the bottom of the tundish, and the lower end of the material conveying pipeline is inserted into the casting distribution chute. When casting, the tundish and the material conveying pipeline are fixed, the rotating shaft sleeve, the rotating seat, the casting diversion channel and the casting pipe rotate around the tundish supporting shaft under the driving of the rotary driving motor, and the casting diversion channel is an annular groove, the lower end of the material conveying pipeline is inserted into the casting diversion channel, so that the material conveying pipeline cannot hinder the rotation of the casting diversion channel and the casting pipe, and the casting diversion channel can still continuously receive the liquid metal raw material conveyed by the material conveying pipeline in the rotating process.

The power output shaft of the rotary driving motor is generally connected with a speed reducer, the power output shaft of the rotary driving motor is connected with the power input end of the speed reducer, and the power output end of the speed reducer is in transmission connection with the rotary shaft sleeve; the transmission mechanism between the power output end of the speed reducer and the rotating shaft sleeve can adopt chain transmission (comprising a driving chain wheel, a driven chain wheel and a chain, the driving chain wheel is arranged on the power output end of the speed reducer, the driven chain wheel is arranged on the rotating shaft sleeve and coincides with the axis of the rotating shaft sleeve, the driving chain wheel and the driven chain wheel are connected through the chain), belt transmission (comprising a driving belt wheel, a driven belt wheel and a synchronous belt, the driving belt wheel is arranged on the power output end of the speed reducer, the driven belt wheel is arranged on the rotating shaft sleeve and coincides with the axis of the rotating shaft sleeve, and the driving belt wheel and the driven belt wheel are connected through.

In the preferred scheme, the casting device further comprises a casting device base and a support lifting mechanism capable of driving the support to lift, and the support lifting mechanism is arranged on the casting device base. Thus, the tundish and the casting pipe can be lifted together, and the tundish and the casting pipe are positioned at the required height position through lifting control when casting is carried out.

Above-mentioned support elevating system can adopt worm gear screw rod lift, hydraulic lift (like cover jar formula hydraulic lift) or pneumatic cylinder etc. and support elevating system fixed mounting is on the casting device base, and support elevating system's power take off end is connected with the support, for example: when the worm gear screw rod lifter is adopted, the upper end of a screw rod of the worm gear screw rod lifter is connected with the support. In order to enable the support to lift stably and enhance the bearing capacity of the support, a plurality of guide columns moving up and down are preferably fixedly mounted on the support, the upper end of each guide column is connected with the support, a plurality of guide holes moving up and down are formed in the base of the casting device, the guide holes are the same in number and correspond to the guide columns in one-to-one mode, and the guide columns are located in the guide holes and can move up and down along the guide holes.

In the preferred scheme, the casting device further comprises a first flattening mechanism, the first flattening mechanism comprises a first flattening roller, and the lifting translation mechanism can drive the first flattening roller to do lifting and translation motion. In a concrete scheme, above-mentioned lift translation mechanism includes elevating system and translation mechanism, and elevating system installs on the roating seat, and translation mechanism installs on elevating system's power take off, and first flattening roller installs on translation mechanism's power take off. In another specific scheme, the lifting translation mechanism comprises a translation mechanism and a lifting mechanism, the translation mechanism is installed on the rotating seat, the lifting mechanism is installed on the power output end of the translation mechanism, and the first flattening roller is installed on the power output end of the lifting mechanism. After the casting pipe finishes casting the liquid metal raw material to a certain crystallizer, the first flattening roller reaches a preset position and is attached to the upper surface of the crystallizer through the lifting translation mechanism, and when the diversion trench rotation driving device drives the casting diversion trench and the casting pipe to rotate around the tundish, the first flattening roller rotates and sweeps the liquid metal raw material on the upper surface of the crystallizer, so that the liquid metal raw material is easier to enter each forming groove. Or after the casting pipe finishes casting the liquid metal raw material to a certain crystallizer, the first flattening roller reaches a preset position and is attached to the upper surface of the crystallizer through the lifting translation mechanism, then the first flattening roller translates (can translate in a reciprocating mode), and the first flattening roller sweeps the liquid metal raw material on the upper surface of the crystallizer, so that the liquid metal raw material can enter each forming groove more easily.

In a more preferable mode, the lifting and translating mechanism comprises a translating mechanism and a lifting mechanism; the translation mechanism consists of a first translation mechanism and a second translation mechanism; the first translation mechanism comprises a first translation support, a first translation motor, a first translation screw rod, a first translation guide rail and a first translation seat, the first translation support is connected with the rotating seat, the first translation motor and the first translation guide rail are both fixedly mounted on the first translation support, the first translation guide rail is arranged along the horizontal direction, the first translation screw rod is rotatably mounted on the first translation support and is parallel to the first translation guide rail, one end of the first translation screw rod is in transmission connection with a power output shaft of the first translation motor (for example, one end of the first translation screw rod is connected with a power output shaft of the first translation motor through a coupler), the first translation seat is mounted on the first translation guide rail and is in sliding fit with the first translation guide rail, and the first translation seat is provided with a first translation screw hole or a first translation nut meshed with the first translation screw rod; the second translation mechanism comprises a second translation support, a second translation motor, a second translation screw rod, a second translation guide rail and a second translation seat, the second translation support is connected with the first translation seat, the second translation motor and the second translation guide rail are fixedly arranged on the second translation support, the second translation guide rail is parallel to the first translation guide rail, the second translation screw rod is rotatably arranged on the second translation support and is parallel to the second translation guide rail, one end of the second translation screw rod is in transmission connection with a power output shaft of the second translation motor (for example, one end of the second translation screw rod is connected with a power output shaft of the second translation motor through a coupler), the second translation seat is arranged on the second translation guide rail and is in sliding fit with the second translation guide rail, and a second translation screw hole or a second translation nut meshed with the second translation screw rod is arranged on the second translation seat; the lifting mechanism comprises a lifting support, a lifting motor, a lifting screw, a lifting guide rail and a lifting seat, the lifting support is connected with the second translation seat, the lifting motor and the lifting guide rail are fixedly mounted on the lifting support, the lifting guide rail is arranged along the vertical direction, the lifting screw is rotatably mounted on the lifting support and is parallel to the lifting guide rail, one end of the lifting screw is in transmission connection with a power output shaft of the lifting motor (for example, one end of the lifting screw is connected with the power output shaft of the lifting motor through a coupler), the lifting seat is mounted on the lifting guide rail and is in sliding fit with the lifting guide rail, and the lifting seat is provided with a lifting screw hole or a lifting nut meshed with; the first flattening roller is arranged on the lifting seat. The first translation mechanism and the second translation mechanism jointly form a translation mechanism, the first translation motor and the second translation motor can run simultaneously and can drive the lifting mechanism and the first flattening roller to translate more quickly (the first translation motor drives the first translation seat and the second translation mechanism to translate together along the first translation guide rail, and the second translation motor drives the second translation seat, the lifting mechanism and the first flattening roller to translate along the second translation guide rail); the lifting mechanism can drive the lifting seat and the first flattening roller to ascend or descend to a required position.

The utility model discloses a drive casting splitter box and casting pipe are rotatory around the tundish, can conveniently realize taking turns to a plurality of crystallizers casting liquid metal raw materials, compact structure, and be favorable to production efficiency's improvement, and equipment cost is lower.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention;

FIG. 2 is a top view of FIG. 1;

fig. 3 is a schematic view of the casting device and the mold according to the preferred embodiment of the present invention.

Detailed Description

As shown in fig. 1 and fig. 2, the casting device of the granular casting machine comprises a tundish 1, a casting distribution chute 2 and at least one casting pipe 3 (in this embodiment, one casting pipe 3 is provided), the casting distribution chute 2 is positioned right below the tundish 1, a discharge port 4 is provided at the bottom of the tundish 1, the discharge port 4 of the tundish 1 is communicated with the casting distribution chute 2 through a delivery pipeline 5, and a switch valve 6 for controlling the on-off of the delivery pipeline 5 is provided on the delivery pipeline 5; the casting pipe 3 is fixedly connected with the casting diversion channel 2, and the feeding end of the casting pipe 3 is communicated with the casting diversion channel 2; the casting device also comprises a shunt trough rotation driving device which can drive the casting shunt trough 2 and the casting pipe 3 to rotate around the tundish 1.

In the embodiment, the tundish 1 is fixedly arranged on a support 8 through a tundish support shaft 7 which runs up and down, the lower end of the tundish support shaft 7 is fixedly connected with the support 8, and the upper end of the tundish support shaft 7 is fixedly connected with the bottom of the tundish 1; the rotation driving device of the shunting chute comprises a rotation driving motor 9, a rotation shaft sleeve 10 and a rotation seat 11, wherein the rotation shaft sleeve 10 is sleeved on the tundish supporting shaft 7 and can rotate relative to the tundish supporting shaft 7 (the rotation shaft sleeve 10 is connected with the tundish supporting shaft 7 through a bearing), the rotation seat 11 is fixedly arranged on the rotation shaft sleeve 10, and a power output shaft of the rotation driving motor 9 is in transmission connection with the rotation shaft sleeve 10; the casting distribution chute 2 is fixedly arranged on the rotary seat 11, the casting distribution chute 2 is an annular groove surrounding the outer side of the tundish supporting shaft 7, the upper end of the material conveying pipeline 5 is fixedly connected with the bottom of the tundish 1, and the lower end of the material conveying pipeline 5 is inserted into the casting distribution chute 2. When casting, the tundish 1 and the material conveying pipeline 5 are fixed, the rotating shaft sleeve 10, the rotating seat 11, the casting diversion channel 2 and the casting pipe 3 are driven by the rotary driving motor 9 to rotate around the tundish supporting shaft 7, and the casting diversion channel 2 is an annular groove, and the lower end of the material conveying pipeline 5 is inserted into the casting diversion channel 2, so that the material conveying pipeline 5 cannot hinder the rotation of the casting diversion channel 2 and the casting pipe 3, and the casting diversion channel 2 can still continuously receive the liquid metal raw material conveyed by the material conveying pipeline 5 in the rotating process. The power output shaft of the rotary driving motor 9 is connected with a speed reducer, the power output shaft of the rotary driving motor 9 is connected with the power input end of the speed reducer, and the power output end of the speed reducer is in transmission connection with the rotary shaft sleeve 10; the transmission mechanism between the power output end of the speed reducer and the rotating shaft sleeve can adopt chain transmission (comprising a driving chain wheel, a driven chain wheel and a chain, the driving chain wheel is arranged on the power output end of the speed reducer, the driven chain wheel is arranged on the rotating shaft sleeve and coincides with the axis of the rotating shaft sleeve, the driving chain wheel and the driven chain wheel are connected through the chain), belt transmission (comprising a driving belt wheel, a driven belt wheel and a synchronous belt, the driving belt wheel is arranged on the power output end of the speed reducer, the driven belt wheel is arranged on the rotating shaft sleeve and coincides with the axis of the rotating shaft sleeve, and the driving belt wheel and the driven belt wheel are connected through.

The casting device of the embodiment further comprises a casting device base 12 and a support lifting mechanism capable of driving the support 8 to lift, and the support lifting mechanism is arranged on the casting device base 12. In this embodiment, the support lifting mechanism adopts a worm gear screw lifter 13, and the upper end of a screw 14 of the worm gear screw lifter 13 is connected with the support 8. In order to enable the support 8 to lift stably and enhance the bearing capacity of the support 8, a plurality of guide posts 15 moving up and down are fixedly mounted on the support 8, the upper end of each guide post 15 is connected with the support 8, a plurality of guide holes 16 moving up and down are formed in the base 12 of the casting device, the guide holes 16 are the same in number and correspond to the guide posts 15 one by one, and the guide posts 15 are located in the guide holes 16 and can move up and down along the guide holes 16. Thus, the tundish 1, the casting runner 2 and the casting pipe 3 can be lifted and lowered together, and the tundish 1, the casting runner 2 and the casting pipe 3 are positioned at the required height positions by lifting control during casting.

The casting device of this embodiment still includes first flattening mechanism, and first flattening mechanism includes first flattening roller 17, can drive first flattening roller 17 and do lift and translation motion's lift translation mechanism. In this embodiment, the lifting and translating mechanism includes a translating mechanism and a lifting mechanism 18; the translation mechanism consists of a first translation mechanism 19 and a second translation mechanism 20; the first translation mechanism 19 includes a first translation bracket 191, a first translation motor 192, the first translation mechanism comprises a first translation screw 193, a first translation guide rail and a first translation base 194, wherein the first translation bracket 191 is connected with the rotating base 11, the first translation motor 192 and the first translation guide rail are fixedly mounted on the first translation bracket 191, the first translation guide rail is arranged along the horizontal direction, the first translation screw 193 is rotatably mounted on the first translation bracket 191 and is parallel to the first translation guide rail, one end of the first translation screw 193 is in transmission connection with a power output shaft of the first translation motor 191 (for example, one end of the first translation screw is connected with the power output shaft of the first translation motor through a coupler), the first translation base 194 is mounted on the first translation guide rail and is in sliding fit with the first translation guide rail, and a first translation screw hole or a first translation nut meshed with the first translation screw 193 is arranged on the first translation base 194; the second translation mechanism 20 includes a second translation bracket 201, a second translation motor 202, a second translation screw 203, a second translation guide rail and a second translation seat 203, wherein the second translation bracket 201 is connected with the first translation seat 194, the second translation motor 202 and the second translation guide rail are both fixedly mounted on the second translation bracket 201, the second translation guide rail is parallel to the first translation guide rail, the second translation screw 203 is rotatably mounted on the second translation bracket 201 and is parallel to the second translation guide rail, one end of the second translation screw 203 is in transmission connection with a power output shaft of the second translation motor 202 (for example, one end of the second translation screw is connected with a power output shaft of the second translation motor through a coupler), the second translation seat 204 is mounted on the second translation guide rail and is in sliding fit with the second translation guide rail, and the second translation seat 204 is provided with a second translation screw hole or a second translation nut engaged with the second translation screw; the lifting mechanism 18 comprises a lifting support 181, a lifting motor 182, a lifting screw 183, a lifting guide rail and a lifting seat 184, wherein the lifting support 181 is connected with the second translation seat 204, the lifting motor 182 and the lifting guide rail are both fixedly mounted on the lifting support 181, the lifting guide rail is arranged along the vertical direction, the lifting screw 183 is rotatably mounted on the lifting support 181 and is parallel to the lifting guide rail, one end of the lifting screw 183 is in transmission connection with a power output shaft of the lifting motor 182 (for example, one end of the lifting screw is connected with the power output shaft of the lifting motor through a coupler), the lifting seat 184 is mounted on the lifting guide rail and is in sliding fit with the lifting guide rail, and the lifting seat 184 is provided with a lifting screw hole or a lifting nut engaged with; the first flattening roller 17 is mounted on the lifting base 184. The first translation mechanism 19 and the second translation mechanism 20 together form a translation mechanism, the first translation motor 192 and the second translation motor 202 can run simultaneously, and can drive the lifting mechanism 18 and the first leveling roller 17 to translate faster (the first translation motor 192 drives the first translation base 194 and the second translation mechanism 20 to translate together along the first translation guide rail, and the second translation motor 202 drives the second translation base 204, the lifting mechanism 18 and the first leveling roller 17 to translate along the second translation guide rail); the lift motor 182 can drive the lift base 184 and the first flattening roller 17 to ascend or descend to a desired position.

Referring to fig. 3, the present casting device may be fitted with a plurality of (e.g., eight) molds 21, the plurality of molds 21 being surrounded around the casting device. A plurality of forming grooves 22 are formed on the upper surface of the mold 21, and a cooling water passage having a cooling water inlet and a cooling water outlet is formed therein. The liquid metal raw material flowing out of the discharge end of the casting pipe enters each forming groove 22 of the crystallizer 21 and then is gradually cooled and solidified; the heat of the crystallizer 21 can be taken away by introducing cooling water into the cooling water channel, so that the crystallizer 21 and the liquid metal raw material on the crystallizer are cooled, and the solidification of the liquid metal raw material is accelerated.

The working principle of the casting device is briefly described as follows:

the tundish 1 is used for containing a liquid metal raw material to be cast and molded, and the liquid metal raw material (such as industrial silicon water or iron alloy water) in the ladle is poured into the tundish 1 of the casting device during casting and molding; the liquid metal raw material in the tundish 1 flows into the casting diversion channel 2 through the material conveying pipeline 5 and then flows into the crystallizer 21 below the discharge end of the casting pipe 3 through the casting pipe 3. The on-off of the material conveying pipeline 5 is controlled by the switch valve 6 (the conduction or the cut-off of the material conveying pipeline 5 and the conduction time are controlled), so that whether the liquid metal raw material is injected into the crystallizer 21 or not and the amount of the liquid metal raw material flowing into the crystallizer 21 through the casting pipe 3 are controlled. The worm gear screw lifter 13 can drive the tundish 1, the casting diversion channel 2 and the casting pipe 3 to lift together, and before casting, the tundish 1 and the casting pipe 3 are adjusted to required height positions through the worm gear screw lifter 13 according to the height position of the crystallizer 21.

The casting diversion channel 2 and the casting pipe 3 are driven to rotate around the tundish 1 by a diversion channel rotation driving device, and the casting pipe 3 can sequentially cast liquid metal raw materials to each crystallizer 21; after the casting pipe 3 finishes casting the liquid metal raw material into each forming groove 22 of a certain crystallizer 21, the casting pipe 3 rotates a certain angle and reaches the upper part of the next crystallizer 21 and casts the liquid metal raw material into the crystallizer 21, and the crystallizer 21 which finishes casting the liquid metal raw material enters the solidification stage of the liquid metal raw material, so that the multiple crystallizers 21 work in parallel, and the production efficiency is further improved. One casting device can be matched with a plurality of crystallizers, and the casting pipe 3 rotates for one circle to sequentially cast liquid metal raw materials for the plurality of crystallizers and then enters the next casting and forming operation period.

After the casting pipe 3 finishes casting the liquid metal raw material to a certain crystallizer 21, the first flattening rollers 17 reach preset positions and cling to the upper surface of the crystallizer 21 through the lifting translation mechanism, and the first flattening rollers 17 rotate and sweep the liquid metal raw material on the upper surface of the crystallizer 21 (in this case, the first flattening rollers 17 are parallel to the first translation screw 193) while the diversion trench rotation driving device drives the casting diversion trench 2 and the casting pipe 3 to rotate around the tundish 1, so that the liquid metal raw material can enter each forming groove 22 more easily.

Alternatively, after the casting pipe 3 finishes casting the liquid metal raw material into a certain mold 21, the first leveling roller 17 is moved to a predetermined position and attached to the upper surface of the mold 21 by the elevating and translating mechanism, and then the first leveling roller 17 is translated (reciprocally translated) so that the first leveling roller 17 sweeps the liquid metal raw material on the upper surface of the mold 21 (in this case, the first leveling roller 17 is perpendicular to the first translation screw 193) to facilitate the entry of the liquid metal raw material into each forming groove 22.

Claims

1. The casting device of the granular casting machine is characterized by comprising a tundish, a casting distribution chute and at least one casting pipe, wherein the casting distribution chute is positioned under the tundish, the bottom of the tundish is provided with a discharge hole, the discharge hole of the tundish is communicated with the casting distribution chute through a material conveying pipeline, and the material conveying pipeline is provided with a switch valve for controlling the on-off of the material conveying pipeline; the casting pipe is fixedly connected with the casting diversion channel, and the feeding end of the casting pipe is communicated with the casting diversion channel; the casting device also comprises a shunt groove rotation driving device which can drive the casting shunt groove and the casting pipe to rotate around the tundish.

2. The casting device of a granular casting machine as claimed in claim 1, wherein: the tundish is fixedly arranged on a support through a tundish support shaft which runs up and down, the lower end of the tundish support shaft is fixedly connected with the support, and the upper end of the tundish support shaft is fixedly connected with the bottom of the tundish; the rotating driving device of the diversion trench comprises a rotating driving motor, a rotating shaft sleeve and a rotating seat, wherein the rotating shaft sleeve is sleeved on the tundish supporting shaft and can rotate relative to the tundish supporting shaft, the rotating seat is fixedly arranged on the rotating shaft sleeve, and a power output shaft of the rotating driving motor is in transmission connection with the rotating shaft sleeve; the casting distribution chute is fixedly arranged on the rotary seat, the casting distribution chute is an annular groove surrounding the outer side of the tundish supporting shaft, the upper end of the material conveying pipeline is fixedly connected with the bottom of the tundish, and the lower end of the material conveying pipeline is inserted into the casting distribution chute.

3. The casting device of the granular casting machine as claimed in claim 1 or 2, wherein: the casting device further comprises a casting device base and a support lifting mechanism capable of driving the support to lift, and the support lifting mechanism is arranged on the casting device base.

4. The casting device of the granular casting machine as claimed in claim 3, wherein: the support lifting mechanism adopts a worm gear screw rod lifter, and the upper end of a screw rod of the worm gear screw rod lifter is connected with the support.

5. The casting device of the granular casting machine as claimed in claim 3, wherein: the casting device is characterized in that a plurality of guide columns moving up and down are fixedly mounted on the support, the upper ends of the guide columns are connected with the support, a plurality of guide holes moving up and down are formed in the base of the casting device, the number of the guide holes is the same as that of the guide columns, the guide holes correspond to the guide columns one by one, and the guide columns are located in the guide holes and can move up and down along the guide holes.

6. The casting device of the granular casting machine as claimed in claim 1 or 2, wherein: the casting device further comprises a first flattening mechanism, wherein the first flattening mechanism comprises a first flattening roller and a lifting translation mechanism capable of driving the first flattening roller to do lifting and translation motion.

7. The casting device of a granular casting machine as claimed in claim 6, wherein: the lifting translation mechanism comprises a lifting mechanism and a translation mechanism, the lifting mechanism is installed on the rotating seat, the translation mechanism is installed on the power output end of the lifting mechanism, and the first flattening roller is installed on the power output end of the translation mechanism.

8. The casting device of a granular casting machine as claimed in claim 6, wherein: the lifting translation mechanism comprises a translation mechanism and a lifting mechanism, the translation mechanism is installed on the rotating seat, the lifting mechanism is installed on the power output end of the translation mechanism, and the first flattening roller is installed on the power output end of the lifting mechanism.

9. The casting device of a granular casting machine as claimed in claim 6, wherein: the lifting translation mechanism comprises a translation mechanism and a lifting mechanism; the translation mechanism consists of a first translation mechanism and a second translation mechanism; the first translation mechanism comprises a first translation support, a first translation motor, a first translation screw rod, a first translation guide rail and a first translation seat, the first translation support is connected with the rotating seat, the first translation motor and the first translation guide rail are fixedly mounted on the first translation support, the first translation guide rail is arranged along the horizontal direction, the first translation screw rod is rotatably mounted on the first translation support and is parallel to the first translation guide rail, one end of the first translation screw rod is in transmission connection with a power output shaft of the first translation motor, the first translation seat is mounted on the first translation guide rail and is in sliding fit with the first translation guide rail, and a first translation screw hole or a first translation nut meshed with the first translation screw rod is arranged on the first translation seat; the second translation mechanism comprises a second translation support, a second translation motor, a second translation screw rod, a second translation guide rail and a second translation seat, the second translation support is connected with the first translation seat, the second translation motor and the second translation guide rail are fixedly arranged on the second translation support, the second translation guide rail is parallel to the first translation guide rail, the second translation screw rod is rotatably arranged on the second translation support and is parallel to the second translation guide rail, one end of the second translation screw rod is in transmission connection with a power output shaft of the second translation motor, the second translation seat is arranged on the second translation guide rail and is in sliding fit with the second translation guide rail, and a second translation screw hole or a second translation nut meshed with the second translation screw rod is arranged on the second translation seat; the lifting mechanism comprises a lifting support, a lifting motor, a lifting screw, a lifting guide rail and a lifting seat, the lifting support is connected with the second translation seat, the lifting motor and the lifting guide rail are fixedly mounted on the lifting support, the lifting guide rail is arranged along the vertical direction, the lifting screw is rotatably mounted on the lifting support and is parallel to the lifting guide rail, one end of the lifting screw is in transmission connection with a power output shaft of the lifting motor, the lifting seat is mounted on the lifting guide rail and is in sliding fit with the lifting guide rail, and the lifting seat is provided with a lifting screw hole or a lifting nut meshed with the lifting screw; the first flattening roller is arranged on the lifting seat.