WO2023044595A1

WO2023044595A1 - Chain type casting machine

Info

Publication number: WO2023044595A1
Application number: PCT/CN2021/000214
Authority: WO
Inventors: 吴渊; 刘雄章; 佘京鹏; 李立鸿; 郑培得
Original assignee: 广东华兴换热设备有限公司; 汕头华兴冶金设备股份有限公司; 汕头华兴（饶平）铜业有限公司; 饶平粤兴铜加工有限公司
Priority date: 2021-09-24
Filing date: 2021-10-27
Publication date: 2023-03-30
Also published as: CN216028066U

Abstract

A chain type casting machine, comprising an endless conveyor belt (1), a pouring device (2), and a conveying drive device (3) capable of driving the endless conveyor belt (1) to rotate. A plurality of molds (101) are evenly distributed on the endless conveyor belt (1), and pouring forming grooves (1011) are formed on the upper surfaces of the molds (101); the endless conveyor belt (1) has a forward section (11) running from front to back and a return section (12) running from back to front, and the forward section (11) of the endless conveyor belt (1) is located above the return section (12) thereof; the front portion of the forward section (11) is provided with a pouring section (13) gradually inclined upward from front to back, and the pouring device (2) is arranged above the pouring section (13); the front side edge of each mold (101) is provided with a lap joint piece (1012); between two adjacent molds (101) on the pouring section (13), the lap joint piece (1012) of the mold (101) behind is lapped on the upper side of the rear side edge of the mold (101) in front.

Description

A chain casting machine

technical field

The utility model relates to casting equipment, in particular to a chain casting machine.

Background technique

At present, the ferroalloy pouring and forming methods mainly include pit pouring, cast iron ingot mold pouring and casting machine pouring. With the trend of large-scale ferroalloy submerged arc furnace and integration of pouring and crushing, the pouring method of casting machine will become the mainstream in the future. The current casting machine includes an endless conveyor belt, a driving roller, a driven roller, a pouring device, a material collecting device, and a conveying drive device capable of driving the driving roller to rotate. A plurality of molds are evenly distributed on the endless conveyor belt. There are pouring molding grooves; the driving roller and the driven roller jointly tension the endless conveyor belt, the driving roller is at the rear end of the endless conveyor belt and is connected to the power output end of the conveying drive device, and the driven roller is at the front end of the endless conveyor belt; The pouring device is arranged above the endless conveyor belt, and the collecting device is arranged below the rear end of the endless conveyor belt. Each of the above-mentioned molds is used to contain high-temperature molten iron to generate iron blocks. After the iron blocks are demoulded, each empty mold still has residual temperature, and each empty mold is slowly and naturally cooled during the transportation process. Generally, the above-mentioned endless conveyor belts are all conveyed horizontally. Each mold on the endless conveyor belt will be deformed after being used for a long time, and there is a gap between each mold. During the pouring process, when the pouring device injects high-temperature molten iron into the horizontally conveyed mold, before the molten iron solidifies, the molten iron in the mold is easy to leak into the gap, and then drips to other parts of the casting machine. After the molten iron solidifies , Other components of the casting machine are prone to failure, affecting the normal operation of the casting machine.

Contents of the invention

The problem to be solved by the utility model is to provide a chain casting machine, which can reduce the leakage of molten iron into the gap between two adjacent molds after the mold is deformed, and protect other parts of the casting machine. Ensure the normal operation of the casting machine.

In order to solve the problems of the technologies described above, the technical scheme adopted by the utility model is as follows:

A chain type casting machine, comprising an endless conveyor belt, a pouring device and a conveying drive device capable of driving the endless conveyor belt to rotate, a plurality of molds are uniformly distributed on the endless conveyor belt, and pouring molding grooves are arranged on the upper surface of the molds; The belt has a front section running from front to back and a return section running from back to front, and the front section of the endless conveyor belt is above the return section; it is characterized in that: the front section of the front section is set There is a pouring section that is gradually inclined upwards from front to back, and the pouring device is arranged above the pouring section; a lap is provided on the front edge of each mold; between two adjacent molds on the pouring section , the lapping pieces of the rear mold are lapped on the upper side of the rear side edge of the front mold.

The front and rear orientations of the above-mentioned moulds refer to the orientations when they are on the preceding section.

When working, the pouring device injects high-temperature molten iron into the mold on the pouring section, so that after the high-temperature molten iron is in the pouring forming tank, the mold continues to be transported from front to back along the forward section, and the high-temperature molten iron in the pouring forming tank is gradually cooled and formed during the conveying process When the formed iron block reaches the rear end of the endless conveyor belt, due to the gravity of the formed iron block, the formed iron block automatically falls to the collecting device. At this time, the empty mold is transported to the return of the endless conveyor belt. On the row section, it is returned to the bottom of the pouring device by the endless conveyor belt from back to front.

On the pouring section, since the lapping piece of the rear mold overlaps the upper side of the rear edge of the front mold, the lapping piece will cover the gap between two adjacent molds; since the pouring section is gradually upward from front to back Inclined, the mold on the pouring section is also gradually inclined upward from front to back, and the laps of the rear mold play a role of diversion. When the pouring device injects high-temperature molten iron into the mold of the pouring section, the high temperature overflowing from the rear mold The molten iron flows into the front mold from top to bottom along with the overlapping piece, which can reduce the leakage of molten iron into the gap between two adjacent molds after the mold is deformed, and prevent the molten iron from dripping into other parts of the casting machine, which plays a role Protect the role of other parts of the casting machine to ensure the normal operation of the casting machine.

Usually, the above-mentioned conveying driving device includes a driving roller, a driven roller and a conveying motor. The driving roller and the driven roller jointly tension the endless conveyor belt. The driven roller is at the front end of the endless conveyor belt. Use the conveying motor to drive the driving roller to rotate to realize the conveying of the endless conveyor belt. The above-mentioned conveying driving device may also include guide rollers, which are used to guide the endless conveyor belt to run along a required route.

Usually, the pouring device includes a tundish, a pouring splitter and at least one pouring pipe. The pouring splitter is located directly below the tundish, and a discharge port is provided at the bottom of the tundish. Connected, the feeding pipeline is provided with an on-off valve for controlling the on-off of the feeding pipeline; the pouring pipe is fixedly connected with the pouring splitter tank, and the feed end of the pouring pipe is connected with the pouring splitter tank. The above-mentioned tundish is used to accommodate the liquid metal raw material to be poured and formed. When pouring and forming, the liquid metal raw material (such as industrial silicon water or ferroalloy water) in the ladle is poured into the tundish of the pouring device; the liquid metal in the tundish The metal raw material flows into the pouring distribution tank through the feeding pipe, and pours into the mold through the pouring pipe.

As a preferred solution of the present utility model, the front end surface of the mold is provided with a slope that gradually slopes downward from front to back, and the slope is located below the overlapping piece. On the front face of the mould, set a slope that slopes down gradually from front to back, so that a gap is formed at the front end of the mould. The edge passes through the gap, so that the rear side edge of the front mold and the inclined surface of the front end of the rear mold will not collide with each other, so as to ensure the normal turnover of the mold.

As a preferred solution of the present invention, an enclosure wall is provided on the left and right edges of the mold, and the height of the enclosure wall is higher than the upper surface of the mold. The left and right edges of the mold are provided with protective walls, and the height of the protective walls is higher than the upper surface of the mold, which can prevent the high-temperature molten iron overflowing from the mold from flowing away from the left and right edges of the mold .

As a further preferred solution of the present utility model, a step is provided on the rear edge of the mold, and the upper surface of the step is higher than the upper surface of the mold; the lapping piece of the rear mold is lapped on the step of the rear edge of the front mold . Steps are arranged on the rear side edge of the mold, and the upper surface of the step is higher than the upper surface of the mold, which can better prevent the high-temperature molten iron overflowing from the front mold from flowing into the gap where the overlapping piece contacts the rear side edge of the front mold.

As a further preferred solution of the utility model, on the casting section, the upper surface of the mold is gradually inclined downward from back to front. Usually, when two adjacent molds overlap each other, a natural lap angle of 5°-15° will be formed between the two molds. On the basis of the lap angle, set an inclination angle of 5°-15°, so that the upper surface of the mold is gradually inclined downward at a certain angle from the back to the front, so that the high-temperature molten iron in the pouring forming tank flows to the front of the pouring forming tank , to prevent the high-temperature molten iron in the pouring and forming tank from overflowing backward during the conveying process, and to prevent the high-temperature molten iron from flowing into the gap where the lap piece contacts the rear side edge of the mold.

As a preferred solution of the present invention, the chain casting machine further includes a material collecting device, which is arranged below the rear end of the endless conveyor belt. The above-mentioned collection device is generally a collection tank, which is used to collect the cooled and formed iron nuggets.

As a further preferred solution of the present invention, the chain casting machine further includes a water cooling device, and the water cooling device is arranged below the return section. When the empty molds are transported to the station of the water-cooling device, the water-cooling device will water-cool each empty mold, and the cooled empty molds will continue to be returned to the bottom of the pouring device by the endless conveyor belt. Usually, the above-mentioned water-cooling device includes a cold water tank, a water inlet pipe, a water outlet pipe, a water pump, a water chiller and a pool; the opening of the cold water tank faces upward; The water inlet switch valve, the water inlet of the chiller is connected with the water outlet of the water pump through the first water delivery pipe, the water inlet of the water pump is connected with the water outlet of the pool through the second water delivery pipe, and the water inlet of the water pool is connected with the outlet of the cold water tank through the water outlet pipe. The water port is connected, and the water outlet pipe is provided with a water outlet switch valve. Preferably, a filter is provided at the water outlet of the pool. When water enters, start the water pump, open the water inlet switch valve, the water in the pool enters the cold water tank through the water pump, chiller, and water inlet pipe, and the water is cooled when passing through the chiller, so that the temperature of the cooling water entering the cold water tank is lower , the water level of the cooling water in the cold water tank can be set to just submerge the mold, which is conducive to the rapid cooling of the empty mold with residual temperature; open the water outlet switch valve, and the cooling water in the cold water tank will flow back into the pool through its outlet and outlet pipe; The water in the pool is transported to the cold water tank through such circulation.

As a further preferred solution of the present invention, the chain casting machine also includes an air cooling device, which is arranged in front of the pouring section; along the running direction of the endless conveyor belt, the air cooling device is located in the water cooling device Between the pouring device; the air cooling device includes a cold blower, and the air outlet of the cold blower faces the endless conveyor belt. After cooling by the water cooling device, turn on the cold blower, and use the cold air blown by the cold blower to further cool the empty mold that may still have residual temperature.

As a further preferred solution of the present invention, the chain casting machine further includes a mold temperature measuring mechanism, which is arranged in front of the pouring section and between the pouring device and the air cooling device. Usually, the above-mentioned mold temperature measuring mechanism adopts a temperature sensor to sense the temperature of the mold after air-cooling treatment.

As a further preferred solution of the utility model, the chain casting machine also includes a residual cleaning device and a crushing device; the residual cleaning device is arranged below the return section and between the collecting device and the water cooling device; the crushing device It is arranged at the rear end of the endless conveyor belt and directly above the collecting device.

The above-mentioned residue cleaning device includes a brush roller, the roller surface of the brush roller is provided with bristles, and the bristles contact and cooperate with the surface of the return section. During the conveying process of each mould, the bristles on the brush roller contact and cooperate with the surface of the return section, so that the bristles wipe off the residues in each mould.

The above-mentioned crushing device includes a bracket, a swing hammer and a swing drive mechanism capable of driving the swing hammer to swing. The swing drive mechanism is installed on the support, and the swing hammer is swingably mounted on the support. The upper end of the swing hammer is connected to the power output end of the swing drive mechanism. . Since the mold delivered to the top of the collecting device generally has a relatively high temperature, it may cause some debris of the iron block to adhere to the mould, and the swing driving mechanism is used to drive the swing hammer to swing, so that the swing hammer has a positive impact on the rear end of the endless conveyor belt. The mold is struck so that the iron block is released from the mold. The above-mentioned crushing device is used to assist the demoulding of the iron block. Preferably, the above-mentioned swing driving mechanism includes a cylinder, the cylinder body of which is hingedly mounted on the bracket, the middle part of the hammer handle of the swing hammer is hinged with the bracket, the upper end of the hammer handle of the swing hammer is hinged with the end of the piston rod of the cylinder, and the hammer head of the swing hammer is connected to the end of the piston rod of the cylinder. The rear end of the endless conveyor belt corresponds.

Compared with the prior art, the utility model has the following advantages:

This chain type casting machine can reduce the leakage of molten iron into the gap between two adjacent molds after the mold is deformed, protect other parts of the casting machine, and ensure the normal operation of the casting machine.

Description of drawings

Fig. 1 is the structural representation of the utility model embodiment 1;

[Corrected 19.11.2021 under Rule 91]
Fig. 2 is the structural representation of mold overlap in the utility model embodiment 1;

Fig. 3 is a schematic structural view of Embodiment 2 of the utility model.

Detailed ways

The utility model is described in detail below in conjunction with the accompanying drawings and specific embodiments.

Example 1

As shown in Figure 1-2, the chain casting machine in this embodiment includes an endless conveyor belt 1, a pouring device 2, and a conveying drive device 3 capable of driving the endless conveyor belt 1 to rotate. A mold 101, the upper surface of the mold 101 is provided with a casting groove 1011; the endless conveyor belt 1 has a forward section 11 running from front to back and a return section 12 running from back to front, and the forward movement of the endless conveyor belt 1 Section 11 is above its return section 12; the front portion of forward section 11 is provided with pouring section 13 which is gradually upwardly inclined from front to back, and said pouring device 2 is arranged above pouring section 13; each said mold Overlapping pieces 1012 are provided on the front edge of 101; between two adjacent molds 101 on the pouring section 13, the overlapping pieces 1012 of the rear mold 101 are overlapped on the upper side of the rear edge of the front mold 101.

The front and rear orientations of the above-mentioned mold 101 refer to the orientation when it is on the forward section 11 .

When working, the pouring device 2 injects high-temperature molten iron into the mold 101 on the pouring section 13, so that the high-temperature molten iron is placed in the casting and forming tank 1011, and the mold 101 continues to be transported from front to back along the forward section 11, and the high-temperature molten iron in the casting and forming tank 1011 is poured. During the conveying process, it is gradually cooled and formed into iron blocks. When the formed iron blocks reach the rear end of the endless conveyor belt 1, due to the self-gravity of the formed iron blocks, the formed iron blocks will automatically fall to the collecting device. At this time, the empty The mold 101 is transported to the return section 12 of the endless conveyor belt 1 , and is returned to the bottom of the pouring device 2 by the endless conveyor belt 1 from back to front.

On the pouring section 13, since the lapping piece 1012 of the rear mold 101 is lapped on the upper side of the rear edge of the front mold 101, the lapping piece 1012 will cover the gap between the adjacent two molds 101; 13 is gradually inclined upward from front to back, and the mold 101 on the pouring section 13 is also gradually inclined upward from front to back, and the lapping piece 1012 of the rear mold 101 plays a role of diversion. When the pouring device 2 injects high-temperature molten iron into the pouring When the mold 101 of section 13 is in the mold 101, the high-temperature molten iron overflowing from the rear mold 101 flows into the mold 101 in front from top to bottom along with the lap 1012, which can prevent the molten iron in the mold 101 from flowing into the gap and prevent two adjacent The molds 101 stick together, which is beneficial to ensure the normal operation of the casting machine.

Usually, the above-mentioned conveying driving device 3 includes a driving roller 31, a driven roller 32 and a conveying motor (not shown in the figure), the driving roller 31 and the driven roller 32 jointly tension the endless conveyor belt 1, and the driving roller 31 is in the endless conveyor belt 1 and is connected with the output shaft transmission of the conveying motor, and the driven roller 32 is at the front end of the endless conveyor belt 1. The driving roller 31 is driven to rotate by the conveying motor to realize the conveying of the endless conveying belt 1 . The above-mentioned conveying driving device 3 may also include a guide roller 33, and the endless conveyor belt 1 is guided to run along a required route by using the guide roller 33.

Usually, the pouring device 2 includes a tundish, a pouring distribution channel and at least one pouring pipe, the pouring distribution channel is located directly below the tundish, and a discharge port is provided at the bottom of the tundish, and the discharge port of the tundish is separated from the pouring channel through a feeding pipeline. The trough is connected, and an on-off valve for controlling the on-off of the material delivery pipeline is arranged on the material delivery pipeline; the pouring pipe is fixedly connected with the pouring splitter tank, and the feed end of the pouring pipe is connected with the pouring splitter tank. The above-mentioned tundish is used to accommodate the liquid metal raw material to be poured and formed. When pouring and forming, the liquid metal raw material (such as industrial silicon water or ferroalloy water) in the ladle is poured into the tundish of the pouring device 2; The liquid metal raw material flows into the pouring distribution tank through the feeding pipe, and pours into the mold 101 through the pouring pipe.

A slope 1013 is provided on the front surface of the mold 101 and gradually slopes downward from front to back, and the slope 1013 is located below the overlapping piece 1012 . On the front end face of the mold 101, a bevel 1013 inclined downwards gradually from front to back is set, so that a gap is formed at the front end of the mold 101. When the mold 101 needs to be turned over, the included angle between two adjacent molds 101 changes, The rear side edge of the front mold 101 passes through the gap, so that the rear side edge of the front mold 101 and the slope 1013 at the front end of the rear mold 101 will not cross and collide with each other, so as to ensure the normal turnover of the mould.

Both the left side and the right side of the mold 101 are provided with an enclosure wall 1014 , and the height of the enclosure wall is higher than the upper surface of the mold 101 . Both the left side edge and the right side edge of the mold 101 are provided with an enclosure wall 1014, and the height of the enclosure wall 1014 is higher than the upper surface of the mold 101, which can prevent the high temperature molten iron overflowing from the mold 101 from the left edge of the mold 101. , The right edge flows away.

On the pouring section 13 , the upper surface of the mold 101 gradually slopes downward from the back to the front. Usually, when two adjacent molds 101 overlap each other, a natural lap angle of 5°-15° will be formed between the two molds 101. In order to prevent the molds 101 from tilting backwards and high-temperature molten iron from flowing into the gap, It is necessary to set an inclination angle of 5°-15° on the basis of the natural lap angle, so that the upper surface of the mold 101 is gradually inclined downward by a certain angle α from the back to the front, so that the high-temperature molten iron in the pouring forming tank 1011 is directed towards the pouring The front part of the forming tank 1011 flows to prevent the high-temperature molten iron in the casting forming tank 1011 from overflowing backward during the conveying process, and prevent the high-temperature molten iron from flowing into the gap where the lapping piece 1012 contacts the rear edge of the mold 101.

This chain casting machine also includes a material collecting device 4 which is arranged below the rear end of the endless conveyor belt 1 . The above-mentioned collection device 4 is generally a collection tank, which is used to collect the iron blocks that have been cooled and formed.

This chain type casting machine also includes a water cooling device 5 arranged below the return section 12 . When the empty molds 101 are transported to the station of the water cooling device 5, the water cooling device 5 carries out water cooling to each empty mold 101, and the cooled empty molds 101 continue to be forwarded back to the bottom of the pouring device 2 by the endless conveyor belt 1. Generally, the above-mentioned water cooling device 5 includes a cold water tank 51, a water inlet pipe 52, a water outlet pipe 53, a water pump 54, a water chiller 55, and a pool 56; the opening of the cold water tank 51 faces upward; The water outlet of 55 is connected, and the water inlet pipe 52 is provided with a water inlet switch valve 521, and the water inlet of the chiller 55 is connected with the water outlet of the water pump 54 through the first water delivery pipe 57, and the water inlet of the water pump 54 is connected with the water outlet of the water pump 54 through the second water delivery pipe 58. The water outlet of the water pool 56 is connected, and the water inlet of the water pool 56 is connected with the water outlet of the cold water tank 51 through the water outlet pipe 53, and the water outlet pipe 53 is provided with a water outlet switching valve 531. Preferably, a filter is provided at the water outlet of the pool 56 . When entering water, start the water pump 54, open the water inlet switch valve 521, the water in the pool 56 enters in the cold water tank 51 through the water pump 54, the chiller 55, the water inlet pipe 52, and is cooled when the water passes through the chiller 55, so that it enters the cold water tank. The cooling water temperature in the water tank 51 is lower, and the water level of the cooling water in the cold water tank 51 is set to just submerge the mold 101, which is conducive to the rapid cooling of the empty mold 101 with residual temperature; The cooling water flows back into the pool 56 through its water outlet and the water outlet pipe 53; the water in the pool 56 is transported into the cold water tank 51 through such circulation.

This chain casting machine also includes an air cooling device 6, which is arranged in front of the pouring section 13; along the running direction of the endless conveyor belt 1, the air cooling device 6 is located between the water cooling device 5 and the pouring device 2 Between; air cooling device 6 comprises cold blower, and the air outlet of cold blower faces endless conveyor belt 1. After being cooled by the water cooling device 5, the cold blower is turned on, and the empty mold 101 that may also have residual temperature may be further cooled by the cold wind blown by the cold blower.

This chain type casting machine also includes a mold temperature measuring mechanism 7 which is arranged in front of the pouring section 13 and between the pouring device 2 and the air cooling device 6 . Usually, the mold temperature measuring mechanism 7 uses a temperature sensor to sense the temperature of the mold 101 after the air-cooling treatment.

This chain casting machine also includes a residue cleaning device 8 and a crushing device 9; the residue cleaning device 8 is arranged below the return section 12 and between the collecting device 4 and the water cooling device 5; the crushing device 9 is arranged on the The rear end of the endless conveyor belt 1 is directly above the collecting device 4.

The above-mentioned residue cleaning device 8 includes a brush roller, the roller surface of the brush roller is provided with bristles, and the bristles contact and cooperate with the surface of the return section 12 . During the conveying process of each mold 101 , the bristles on the brush roller contact and cooperate with the surface of the return section 12 , so that the bristles wipe off the residues in each mold 101 .

The above-mentioned crushing device 9 comprises a bracket, a swing hammer and a swing drive mechanism capable of driving the swing hammer to swing. The swing drive mechanism is installed on the support, and the swing hammer is swingably mounted on the support. connect. Since the mold 101 delivered to the top of the material collection device generally has a relatively high temperature, it may cause some scraps of the iron block to adhere to the mold 101, and the swing driving mechanism is used to drive the swing hammer to swing, so that the swing hammer has a positive impact on the endless conveyor belt. 1 The mold 101 at the rear end is knocked, so that the iron block is detached from the mold 101. The above-mentioned crushing device is used to assist the demoulding of the iron block. Preferably, the above-mentioned swing driving mechanism includes a cylinder, the cylinder body of which is hingedly mounted on the bracket, the middle part of the hammer handle of the swing hammer is hinged with the bracket, the upper end of the hammer handle of the swing hammer is hinged with the end of the piston rod of the cylinder, and the hammer head of the swing hammer is connected to the end of the piston rod of the cylinder. The rear end of the endless conveyor belt 1 corresponds.

Example 2

As shown in Figure 3, the difference between the chain caster in this embodiment and Embodiment 1 is:

The back side edge of mold 101 is provided with step 1015, and the upper surface of step 1015 is higher than the upper surface of mold 101; A step 1015 is set on the rear edge of the mold 101, and the upper surface of the step 1015 is higher than the upper surface of the mold 101, which can better prevent the high-temperature molten iron overflowing from the front mold 101 from flowing to the back of the lap 1012 and the front mold 101 In the gap where the side edges meet.

In addition, it should be noted that, in the specific embodiments described in this specification, the names of the various parts may be different, and all equivalent or simple changes made according to the structure, features and principles described in the patent concept of the utility model are the same. Included in the scope of protection of the utility model patent. Those skilled in the technical field to which the utility model belongs can make various modifications or supplements to the described specific embodiments or adopt similar methods to replace them, as long as they do not deviate from the structure of the utility model or exceed the definition defined in the claims scope, all should belong to the protection scope of the present utility model.

Claims

A chain type casting machine, comprising an endless conveyor belt, a pouring device and a conveying drive device capable of driving the endless conveyor belt to rotate, a plurality of molds are uniformly distributed on the endless conveyor belt, and pouring molding grooves are arranged on the upper surface of the molds; The belt has a front section running from front to back and a return section running from back to front, and the front section of the endless conveyor belt is above the return section; it is characterized in that: the front section of the front section is set There is a pouring section that is gradually inclined upwards from front to back, and the pouring device is arranged above the pouring section; a lap is provided on the front edge of each mold; between two adjacent molds on the pouring section , the lapping pieces of the rear mold are lapped on the upper side of the rear side edge of the front mold.
The chain type casting machine according to claim 1, characterized in that: the front end surface of the mold is provided with a slope that gradually slopes downward from front to back, and the slope is located below the overlapping piece.
The chain casting machine according to claim 1, characterized in that: the left edge and the right edge of the mold are provided with enclosure walls, and the height of the enclosure walls is higher than the upper surface of the mold.
The chain casting machine according to claim 3, characterized in that: the rear edge of the mold is provided with a step, the upper surface of the step is higher than the upper surface of the mold; the lapping piece of the rear mold is lapped on the front mold on the steps on the rear edge of the
The chain casting machine according to claim 3, characterized in that: on the casting section, the upper surface of the mold gradually slopes downward from the back to the front.
The chain casting machine according to claim 1, characterized in that it further comprises a collecting device, which is arranged below the rear end of the endless conveyor belt.
The chain casting machine according to claim 6, characterized in that it further comprises a water cooling device, and the water cooling device is arranged below the return section.
The chain casting machine according to claim 7, characterized in that: it also includes an air cooling device, the air cooling device is arranged in front of the pouring section; along the running direction of the endless conveyor belt, the air cooling device is located in the water cooling device Between the pouring device; the air cooling device includes a cold blower, and the air outlet of the cold blower faces the endless conveyor belt.
The chain casting machine according to claim 8, characterized in that it further comprises a mold temperature measuring mechanism, which is arranged in front of the pouring section and between the pouring device and the air cooling device.
The chain casting machine according to claim 8, characterized in that: it also includes a residual cleaning device and a crushing device; the residual cleaning device is arranged below the return section and between the collecting device and the water cooling device; the crushing device It is arranged at the rear end of the endless conveyor belt and directly above the collecting device.