阅读说明：本技术 一种智能铸造流水线 (Intelligent casting assembly line ) 是由 蔡凤生 于 2020-11-17 设计创作，主要内容包括：本发明公开一种智能铸造流水线,其中,包括成型机构,设在成型机构侧边的第一夹取部,第二夹取部以及浇注机构；成型机构包括上下设置的砂箱,以及对砂箱的位置进行转动切换的转动切换机构,转动切换机构包括底座,驱动电机以及连杆机构,底座的两侧设有转动连接的转动杆,转动杆的两端分别与砂箱转动连接,驱动电机与转动杆通过连杆机构传动连接,并驱动转动杆进行顺时针转动或逆时针转动180度；砂箱的底部设有第一漏砂孔和封堵第一漏砂孔的封堵装置。与现有技术相比,本发明能够实现自动化铸造,并对型砂进行循环利用,节省铸造准备时间,大大提高铸造效率,降低人工成本。(The invention discloses an intelligent casting assembly line, which comprises a forming mechanism, a first clamping part, a second clamping part and a pouring mechanism, wherein the first clamping part, the second clamping part and the pouring mechanism are arranged on the side edge of the forming mechanism; the molding mechanism comprises sand boxes which are arranged up and down and a rotary switching mechanism for switching the positions of the sand boxes in a rotary manner, the rotary switching mechanism comprises a base, a driving motor and a link mechanism, rotary rods which are connected in a rotary manner are arranged on two sides of the base, two ends of each rotary rod are respectively connected with the sand boxes in a rotary manner, the driving motor is connected with the rotary rods in a transmission manner through the link mechanism, and the rotary rods are driven to rotate clockwise or anticlockwise by 180 degrees; the bottom of sand box is equipped with first hourglass sand hole and the plugging device who leaks the first hourglass sand hole of shutoff. Compared with the prior art, the automatic casting machine can realize automatic casting, recycles the molding sand, saves the casting preparation time, greatly improves the casting efficiency and reduces the labor cost.)

1. An intelligent casting assembly line is characterized by comprising a forming mechanism, a first clamping part, a second clamping part and a pouring mechanism, wherein the first clamping part, the second clamping part and the pouring mechanism are arranged on the side edge of the forming mechanism; the molding mechanism comprises sand boxes which are arranged up and down and a rotary switching mechanism for switching the positions of the sand boxes in a rotary manner, the rotary switching mechanism comprises a base, a driving motor and a link mechanism, rotary rods which are connected in a rotary manner are arranged on two sides of the base, two ends of each rotary rod are respectively connected with the sand boxes in a rotary manner, the driving motor is in transmission connection with the rotary rods through the link mechanism, and the rotary rods are driven to rotate clockwise or anticlockwise for 180 degrees; the bottom of sand box is equipped with first hourglass sand hole and the plugging device who leaks the first hourglass sand hole of shutoff.

2. The intelligent casting assembly line of claim 1, wherein the link mechanism comprises a driving disc and a connecting rod, the driving disc is connected to a power output end of the driving motor, a recess for the connecting rod to be inserted is formed in the driving disc in a direction perpendicular to the axis of the driving disc, an eccentric convex column is arranged on a side wall of the recess, the rotating disc is rotatably connected to the base, a transfer block is arranged on the rotating disc, a connecting convex column is arranged on the transfer block, and two ends of the connecting rod are rotatably connected to the eccentric convex column and the connecting convex column respectively.

3. The intelligent casting production line of claim 1, wherein the sand box is provided with guide grooves on two sides of the first sand leaking hole, the blocking device comprises a blocking plate and a translation driving device, two ends of the blocking plate are embedded into the guide grooves in a sliding connection, and the translation driving device drives the blocking plate to move horizontally along the guide grooves.

4. The intelligent casting line of claim 3, wherein the blocking plate is provided with blocking strips in a translation direction, the blocking strips are arranged in a one-to-one correspondence with the first sand leakage holes, and the blocking strips are provided with second sand leakage holes therebetween.

5. The intelligent casting line of claim 4, wherein the blocking area of the blocking strip is greater than the sand leaking area of the first sand leaking hole.

6. The intelligent casting line of claim 1, wherein the lower end of the sand box is provided with a necking part, and the inner wall of the necking part is gradually inclined towards the middle part of the sand box from top to bottom.

7. The intelligent casting line of claim 1, wherein the sand box is provided with a vibration motor.

8. The intelligent casting line of claim 1, further comprising a vacuum extractor having an air extraction hose and a hose translation drive, wherein the bottom of the flask has an air extraction hole into which the air extraction hose extends, a one-way valve is disposed in the air extraction hole, and the hose translation drive drives the air extraction hose to move closer to or away from the air extraction hole.

9. The intelligent casting line of claim 8, wherein the connection between the air suction hose and the air suction hole is provided with a heteropolar magnet.

10. The intelligent casting assembly line of claim 9, wherein the hose translation driving device comprises a horizontally disposed guide rail, a sliding base in sliding connection with the guide rail, and a first driving cylinder for driving the sliding base to translate, the sliding base is provided with a lower clamping portion, an upper clamping portion, and a second driving cylinder, the upper end of the lower clamping portion is provided with a lower clamping opening, the second driving cylinder is provided on the lower clamping portion, a piston rod of the second driving cylinder is connected with the upper clamping portion, and the lower end of the upper clamping portion is provided with an upper clamping opening.

Technical Field

The invention relates to the technical field of casting, in particular to an intelligent casting production line.

Background

The full-mold casting is a casting method that a polystyrene foaming plastic mold is adopted to replace a common mold, molten metal is poured without taking out the mold after the molding is finished, the plastic mold is burnt, gasified and disappeared under the action of the molten metal, the molten metal replaces the space position occupied by the original plastic mold, and a required casting is obtained after cooling and solidification.

The existing solid casting mainly comprises the steps of putting a pattern into a sand box through manual carrying, adding molding sand for pouring, and pouring the casting liquid to be cooled and then pouring the molding sand completely. Then, the poured molding sand needs to be added into the sand box again through manpower during casting, so that long preparation time is needed, and the casting efficiency is low; in addition, manual operation not only increases labor cost, but also is easy to cause safety accidents.

In view of the above, the applicant has made an intensive study to solve the above problems and has made the present invention.

Disclosure of Invention

The invention mainly aims to provide an intelligent casting production line, which can realize automatic casting, recycle molding sand, save casting preparation time, greatly improve casting efficiency and reduce labor cost.

In order to achieve the above purpose, the solution of the invention is:

an intelligent casting assembly line comprises a forming mechanism, a first clamping part, a second clamping part and a pouring mechanism, wherein the first clamping part, the second clamping part and the pouring mechanism are arranged on the side edge of the forming mechanism; the molding mechanism comprises sand boxes which are arranged up and down and a rotary switching mechanism for switching the positions of the sand boxes in a rotary manner, the rotary switching mechanism comprises a base, a driving motor and a link mechanism, rotary rods which are connected in a rotary manner are arranged on two sides of the base, two ends of each rotary rod are respectively connected with the sand boxes in a rotary manner, the driving motor is in transmission connection with the rotary rods through the link mechanism, and the rotary rods are driven to rotate clockwise or anticlockwise for 180 degrees; the bottom of sand box is equipped with first hourglass sand hole and the plugging device who leaks the first hourglass sand hole of shutoff.

Further, link mechanism includes driving-disc and connecting rod, the driving-disc is connected with driving motor's power take off end, the axis direction of the perpendicular driving-disc of driving-disc is provided with the groove of stepping down that supplies the connecting rod embedding, be equipped with eccentric projection on the lateral wall in the groove of stepping down, the dwang is equipped with the rolling disc of being connected with the base rotation, be equipped with the switching piece on the rolling disc, be equipped with the connection projection on the switching piece, the both ends of connecting rod rotate with eccentric projection and connection projection respectively and are connected.

Furthermore, the sand box is provided with guide grooves on two sides of the first sand leakage hole, the plugging device comprises a plugging plate and a translation driving device, two ends of the plugging plate are embedded into the guide grooves in a sliding connection mode, and the translation driving device drives the plugging plate to move horizontally along the guide grooves.

Furthermore, the shutoff board is equipped with the shutoff strip that the first sand leakage hole of one-to-one set up along the translation direction, the second sand leakage hole has between the shutoff strip.

Furthermore, the plugging area of the plugging strip is larger than the sand leakage area of the first sand leakage hole.

Furthermore, the lower extreme of sand box is equipped with the throat, the inner wall of throat inclines to the middle part of sand box from top to bottom gradually.

Furthermore, a vibration motor is arranged on the sand box.

The sand box is characterized by further comprising a vacuumizing machine, wherein the vacuumizing machine is provided with an air exhaust hose and a hose translation driving device, the bottom of the sand box is provided with an air exhaust hole for the air exhaust hose to extend into, a one-way valve is arranged in the air exhaust hole, and the hose translation driving device drives the air exhaust hose to be close to or far away from the air exhaust hole.

Furthermore, the connection parts of the air exhaust hose and the air exhaust hole are respectively provided with heteropolar magnets.

Further, hose translation drive arrangement includes the direction slide rail that the level set up, with direction slide rail cooperation sliding connection's sliding bottom and the first drive cylinder body of drive sliding bottom translation, last clamp portion, upper clamp portion and the second drive cylinder body of being equipped with of sliding bottom, the upper end of clamp portion has down and presss from both sides the mouth down, the second drive cylinder body is established under on the clamp portion, the piston rod and the last clamp portion of second drive cylinder body, the lower extreme of going up clamp portion is equipped with and presss from both sides the mouth.

Further, the first clamping part comprises a first upright post, and a first clamping mechanism and a second clamping mechanism which are arranged on the first upright post up and down.

Further, the first clamping mechanism comprises a first clamping jaw and a first manipulator for driving the first clamping jaw to move; the second clamping mechanism comprises a second clamping jaw and a second manipulator driving the second clamping jaw to move.

Furthermore, be equipped with the first mount table and the second mount table of horizontal extension convex on the first stand, the top at the second mount table is established to first mount table, first manipulator is installed on first mount table, the second manipulator is installed on the second mount table.

Further, the first clamping jaw and the second clamping jaw are pneumatic clamping jaws.

The film clamping device further comprises a film plate, the second clamping part comprises a second upright column and a third clamping mechanism which is arranged on the second upright column and moves up and down along the second upright column, and the third clamping mechanism comprises a third manipulator and a third clamping jaw.

Furthermore, the film plate comprises an outer frame and a pouring plate, two ends of the pouring plate are connected with the outer frame, a pouring hole is formed in the pouring plate, and a pouring nozzle is arranged at the upper end of the pouring hole.

Furthermore, a plurality of reinforcing plates are arranged inside the outer frame.

Further, the second stand still includes the third mount table that the level set up, the second stand is equipped with the vertical direction spout that extends, third mount table embedding direction spout sliding connection, the third manipulator is installed on the third mount table.

Further, the third clamping jaw is a pneumatic clamping jaw.

Further, the pouring mechanism comprises a pouring hopper and a fourth manipulator for driving the pouring hopper to move and rotate.

After the structure is adopted, the intelligent casting assembly line is designed, when the intelligent casting assembly line works, the rotating rod is in a vertical state, and the two sand boxes are respectively arranged up and down correspondingly. Blocking a first sand leakage hole of a sand box below, clamping a pattern by a first clamping part, putting the sand box below, adding molding sand to bury, clamping a second clamping part, clamping a film to cover the surface of the molding sand, pouring liquid into the molding sand by a pouring mechanism to gasify the pattern, cooling and molding the pouring liquid, and driving a connecting rod machine by a driving motor to drive a rotating rod to rotate clockwise by 180 degrees to switch the positions of the sand boxes above and below. After the positions of the upper and lower sand boxes are switched, the first sand leaking hole of the lower sand box is blocked, the film of the upper sand box is taken out by the second clamping part, the first clamping part clamps the mold sample and puts the mold sample into the lower sand box, then the first sand leaking hole of the upper sand box is opened, the molding sand in the upper sand box is completely leaked into the lower sand box, the second clamping part clamps the film and covers the molding sand surface of the lower sand box, the first clamping part takes out the casting in the upper sand box, meanwhile, the pouring mechanism pours pouring liquid into the lower sand box, after the pouring liquid is cooled and formed, the rotating driving device drives the rotating rod to rotate anticlockwise by 180 degrees, the positions of the upper and lower sand boxes are continuously switched, and the actions and the steps are repeated.

Compared with the prior art, the invention switches the positions of the upper sand box and the lower sand box through the rotary switching mechanism, and the upper sand box takes the casting to leak the sand and the lower sand box carries out sand burying casting at the same time, so that the sand pouring and sand burying are carried out at the same time, the preparation time of the sand pouring and sand burying is greatly saved, the casting preparation time is saved, and the casting efficiency is greatly improved. In addition, can also carry out cyclic utilization to the molding sand, reduce the molding sand loss, practice thrift casting cost to need not to carry and arrange in order the molding sand, simplify the casting step, further improve casting efficiency.

Drawings

Fig. 1 is a perspective view of the external structure of the present invention.

Fig. 2 is a perspective view of another external structure of the present invention.

Fig. 3 is a schematic diagram of a simple structure of the link mechanism.

Fig. 4 is a partially enlarged view of the area a in fig. 1.

FIG. 5 is a perspective view showing the outline structure of the flask.

FIG. 6 is a perspective view showing another external configuration of the flask.

Fig. 7 is a perspective view of the outline structure of the thin film plate.

Detailed Description

In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.

As shown in fig. 1-7, an intelligent casting line comprises a forming mechanism, a first clamping part 3, a second clamping part 4 and a pouring mechanism 5, wherein the first clamping part, the second clamping part and the pouring mechanism are arranged on the side edge of the forming mechanism; the molding mechanism comprises a sand box 1 which is arranged up and down and a rotary switching mechanism 2 which is used for switching the position of the sand box 1 in a rotary manner, the rotary switching mechanism 2 comprises a base 21, a driving motor 22 and a link mechanism 23, rotary rods 24 which are connected in a rotary manner are arranged on two sides of the base 21, two ends of each rotary rod 24 are respectively connected with the sand box 1 in a rotary manner, the driving motor 22 is in transmission connection with the rotary rods 24 through the link mechanism 23, and the rotary rods 24 are driven to rotate clockwise or anticlockwise for 180 degrees; the bottom of the sand box 1 is provided with a first sand leakage hole 11 and a plugging device 12 for plugging the first sand leakage hole 11, and the first sand leakage hole 11 of the sand box 1 is over against the upper opening of the sand box 1 below.

After adopting above-mentioned structure, during operation, dwang 24 is in vertical state, and two sand boxes 1 correspond the setting from top to bottom respectively. The first sand leakage hole 11 of the sand box 1 below is blocked, the first clamping part 3 is used for clamping a pattern, the pattern is placed in the sand box 1 below and sand is added for burying, the second clamping part 4 is used for clamping a film to cover the surface of the sand, then the pouring mechanism 5 is used for pouring liquid into the sand to gasify the pattern, after the pouring liquid is cooled and formed, the driving motor 22 drives the connecting rod machine to drive the rotating rod 24 to rotate clockwise by 180 degrees, and the positions of the sand boxes 1 above and below are switched. After the position switching of the upper sand box 1 and the lower sand box 1 is completed, the first sand leaking hole 11 of the lower sand box 1 is blocked, the second clamping part 4 takes out the film of the upper sand box 1, the first clamping part 3 clamps the mold sample into the lower sand box 1, then the first sand leaking hole 11 of the upper sand box 1 is opened, the molding sand in the upper sand box 1 is enabled to completely leak into the lower sand box 1, the second clamping part 4 clamps the film to cover the molding sand surface of the lower sand box 1, the first clamping part 3 takes out the casting in the upper sand box 1, meanwhile, the pouring mechanism 5 pours the pouring liquid into the lower sand box 1, after the pouring liquid is cooled and formed, the rotary driving device drives the rotary rod 24 to rotate 180 degrees anticlockwise, the position switching of the upper sand box 1 and the position switching of the lower sand box 1 are continued, and the actions and the steps are repeated.

Compared with the prior art, the invention switches the positions of the upper sand box 1 and the lower sand box 1 by rotating the switching mechanism 2, and the upper sand box 1 takes the casting to leak the sand and the lower sand box 1 carries out sand burying casting at the same time, so that the sand pouring and sand burying are carried out at the same time, the preparation time of the sand pouring and sand burying is greatly saved, the casting preparation time is saved, and the casting efficiency is greatly improved. In addition, can also carry out cyclic utilization to the molding sand, reduce the molding sand loss, practice thrift casting cost to need not to carry and arrange in order the molding sand, simplify the casting step, further improve casting efficiency.

Preferably, the link mechanism 23 includes a driving disc 231 and a connecting rod 232, the driving disc 231 is connected with the power output end of the driving motor 22, an abdicating groove for the connecting rod 232 to be embedded is formed in the axis direction of the driving disc 231 perpendicular to the driving disc 231, an eccentric convex column 233 is formed on the side wall of the abdicating groove, the rotating rod 24 is provided with a rotating disc 241 rotatably connected with the base 21, a switching block is arranged on the rotating disc 241, a connecting convex column 242 is formed on the switching block, and two ends of the connecting rod 232 are rotatably connected with the eccentric convex column 233 and the connecting convex column 242 respectively. After adopting the above structure, the driving motor 22 drives the driving disc 231 to rotate, and the eccentric convex column 233 on the driving disc 231 drives one end of the connecting rod 232 to rotate around the center of the driving disc 231 in the abdicating slot. The side of the connecting rod 232 connected to the connecting boss 242 swings repeatedly between the highest point and the lowest point around the center of the rotating disc 241 under the driving of the driving disc 231. When the connecting rod 232 swings to the highest point of the driving disc 231, the connecting rod 232 is driven by the link mechanism 23 to rotate clockwise, the left sand box 1 moves to the upper side, and the right sand box 1 moves to the lower side of the left sand box 1; when the connecting rod 232 swings to the lowest point of the driving plate 231, the connecting rod 232 is driven by the link mechanism 23 to rotate 180 degrees counterclockwise, the left flask 1 moves downward, and the right flask 1 moves upward of the left flask 1, so that the position switching of the left and right flasks 1 is realized.

More preferably, the base 21 is further provided with a fastening device, the fastening device includes a fastening cylinder and a fastening plate, the fastening cylinder is horizontally disposed on the base 21, a piston rod of the fastening cylinder is connected with the fastening plate, and the fastening cylinder drives the fastening plate to be attached to the rotating rod 24. When the sand box is poured or buried, the fastening cylinder drives the fastening plate to abut against the rotating rod 24, so that the rotating rod 24 is prevented from automatically swinging.

Preferably, the sand box 1 is provided with guide grooves on both sides of the first sand leaking hole 11, the blocking device 12 comprises a blocking plate 121 and a translation driving device 122, the translation driving device 22 can adopt an air cylinder, both ends of the blocking plate 121 are embedded into the guide grooves in a sliding connection manner, so that the blocking plate 121 slides more stably, and the translation driving device 122 drives the blocking plate 121 to perform repeated horizontal movement along the guide grooves, thereby blocking and opening the first sand leaking hole 11.

Preferably, the plugging plate 121 is provided with plugging strips 123 corresponding to the first sand leakage holes 11 one by one along the translation direction, and second sand leakage holes 124 are formed between the plugging strips 123. By adopting the structure, when the first sand leakage hole 11 is blocked, the translation driving device 122 drives the blocking strip 123 to translate to the position below the first sand leakage hole 11 so as to block the first sand leakage hole 11; when the first sand leaking hole 11 is opened, the translation driving device 122 drives the second sand leaking hole 124 to move to the lower part of the first sand leaking hole 11 so as to make the molding sand leak from the second sand leaking hole 124.

Preferably, the blocking area of the blocking strip 123 is larger than the sand leaking area of the first sand leaking hole 11. By adopting the structure, the plugging performance of the plugging strip 123 is effectively improved, and the leakage of molding sand is prevented.

Preferably, the lower extreme of sand box 1 is equipped with throat 13, and the inner wall of throat 13 from top to bottom inclines to the middle part of sand box 1 gradually, adopts this structure, makes the molding sand in sand box 1 move to first hourglass sand hole 11 more easily.

Preferably, the sand box 1 is provided with a vibration motor 14. By adopting the structure, when sand is buried, the vibrating motor 14 vibrates the sand box 1, so that the molding sand continuously vibrates downwards to bury gaps, a pattern is more tightly buried, and the pouring quality is improved; when leaking sand, vibrating motor 14 vibrates sand box 1, improves the seepage speed of molding sand, further improves work efficiency

Preferably, the device further comprises a vacuum extractor 6, wherein the vacuum extractor 6 is provided with an air extraction hose 61 and a hose translation driving device, the bottom of the sand box 1 is provided with an air extraction hole 15 into which the air extraction hose 61 extends, a one-way valve is arranged in the air extraction hole 15, and the hose translation driving device drives the air extraction hose 61 to be close to or far away from the air extraction hole 15. Adopt this structure, bury the sand after, hose translation drive arrangement drive bleed hose 61 inserts in aspirating hole 15, takes out the air in the sand box 1 for the molding sand in the sand box 1 forms the negative pressure, and the molding sand landfill is more tight, more is favorable to pouring the type and feeding of liquid, improves the tissue density of foundry goods. And a one-way valve is arranged in the air exhaust hole 15, so that air can only be exhausted but not enter, and the leakage-proof performance of the sand box 1 is improved.

Preferably, the air suction hose 61 and the air suction hole 15 are provided with heteropolar magnets at their junctions, respectively. By adopting the structure, the pumping hose is more easily embedded into the air suction hole 15 and is more closely connected, the air suction effect of the air suction hose 61 is effectively improved, and the working efficiency is further improved.

Preferably, the hose translation driving device comprises a horizontally arranged guide slide rail 62, a sliding base 63 in sliding connection with the guide slide rail 62, and a first driving cylinder for driving the sliding base 63 to translate, wherein the sliding base 63 is provided with a lower clamping portion 64, an upper clamping portion 65 and a second driving cylinder 66, the upper end of the lower clamping portion 64 is provided with a lower clamping opening, the second driving cylinder 66 is arranged on the lower clamping portion 64, a piston rod of the second driving cylinder 66 is connected with the upper clamping portion 65, and the lower end of the upper clamping portion 65 is provided with an upper clamping opening. With this structure, the second driving cylinder 66 drives the upper clamp 65 to descend to approach the lower clamp 64 to clamp the air suction hose 61, and the sliding base 63 is driven to move horizontally by the driving cylinder, so that the air suction hose 61 approaches or leaves the air suction hole 15.

Preferably, the first gripping section 3 includes a first column 31, and a first gripping mechanism and a second gripping mechanism provided up and down on the first column 31. With this structure, the first gripper mechanism is used to take out the cast in the upper flask 1, and the second gripper mechanism is used to grip the pattern placed in the lower flask 1. Specifically, the first clamping mechanism and the second clamping mechanism can adopt a structure that a cylinder body is matched with a pneumatic clamping jaw, and the pneumatic clamping jaw is driven to move by the cylinder body to complete the clamping action.

Preferably, the first clamping mechanism comprises a first clamping jaw 32 for clamping the casting and a first manipulator 33 for driving the first clamping jaw 32 to move; the second gripping mechanism includes a second gripper 34 for gripping the pattern and a second robot 35 for driving the second gripper 34 to move. In this embodiment, first manipulator 33 and second manipulator 35 adopt six manipulators, have better motion flexibility, can realize getting the accurate clamp of foundry goods and pattern to adopt the manipulator to replace manual operation, can realize automated production, reduce the cost of labor, can reduce the incident emergence simultaneously.

Preferably, the first upright column 31 is provided with a first mounting table 311 and a second mounting table 312 which horizontally extend and protrude, the first mounting table 311 is arranged above the second mounting table 312, the first robot 33 is mounted on the first mounting table 311, and the second robot 35 is mounted on the second mounting table 312. With this structure, the first robot 33 and the second robot 35 are more firmly mounted.

Preferably, the first clamping jaw 32 and the second clamping jaw 34 are pneumatic clamping jaws, so that the structure is simple, and replacement and maintenance are convenient.

Preferably, the film plate 7 is further included, and the second clamping part 4 includes a second vertical column 41, and a third clamping mechanism which is arranged on the second vertical column 41 and moves up and down along the second vertical column 41, and the third clamping mechanism includes a third manipulator 43 and a third clamping jaw 42. Adopt this structure, when sand box 1 of below was filled with the molding sand evacuation, the third was got the mechanism and was removed to the 41 lower extremes of second stand, got the sand box 1 of placing below with film board 7 clamp to film board 7 can be used to fixed film, makes film cover molding sand inseparabler tight, improves the vacuum effect in the sand box 1, thereby further improves pouring quality. When the casting is taken from the sand box 1 above, the third clamping mechanism moves to the upper end of the second upright post 41 to take out the film plate 7, so that the first clamping mechanism can clamp the casting conveniently. In this embodiment, third manipulator 43 is six manipulators, has better motion flexibility, can realize that the accurate clamp of film plate 7 is got to adopt the manipulator to replace the manual work to remove film plate 7, can realize automated production, reduce the cost of labor, can reduce the incident emergence simultaneously.

Preferably, the film plate 7 comprises an outer frame 71 and a pouring plate 72, the outer frame 71 can be embedded into the sand box 1, the outer side face of the outer frame 71 abuts against the inner side wall of the sand box 1, and the film plate 7 is connected more firmly. The two ends of the pouring plate 72 are connected with the outer frame 71, the position of the pouring plate 72 can be correspondingly arranged according to the position of the pouring port of the pattern, a pouring hole is formed in the pouring plate 72 and is aligned with the pouring port, the upper end of the pouring hole is provided with a pouring nozzle 73, pouring liquid is injected into the sand box 1 through the pouring nozzle 73 during pouring, the situation that the pouring liquid splashes out of the surface of the film and flows to damage the film is avoided, and the reuse rate of the film is improved. And the pouring liquid forms a clamping rod section on the casting after being cooled in the pouring nozzle 63, when the casting is taken, the second clamping part 5 takes out the film plate, the first clamping jaw 42 clamps the clamping rod section firstly, the first sand leaking hole 11 of the sand box 1 above the first clamping jaw is opened, after most of the molding sand in the sand box 1 above the first clamping jaw leaks to the sand box 1 below the first clamping jaw, the first clamping mechanism is taken out gradually, the time for finding the casting is shortened, and the casting efficiency is further improved.

Preferably, a plurality of reinforcing plates 74 are further provided inside the outer frame 71, and the reinforcing plates 74 are used for reinforcing the structural strength of the outer frame 71.

Preferably, the second upright 41 further comprises a horizontally arranged third mounting table 411, the second upright 41 is provided with a vertically extending guide chute 412, the third mounting table 411 is embedded in the guide chute 412 and is connected in a sliding manner, and the third manipulator 43 is mounted on the third mounting table 411, and specifically, the third mounting table 411 can be driven to move up and down relative to the second upright 41 by adopting a gear and a chain and matching a motor driving mode. With this structure, the third robot 43 is more firmly mounted.

Preferably, the third clamping jaw 42 is a pneumatic clamping jaw, and has a simple structure and is convenient to replace and maintain.

Preferably, the pouring mechanism 5 includes a pouring hopper 51 and a fourth robot 52 for driving the pouring hopper 51 to move and rotate, and in this embodiment, the fourth robot 52 is a six-axis robot. By adopting the structure, the fourth manipulator 52 clamps the pouring hopper 51 to pour the sand box 1 below, so that automatic production can be realized, the labor cost is reduced, and safety accidents can be reduced.

The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present invention.