CN112828479B

CN112828479B - Automatic filling device

Info

Publication number: CN112828479B
Application number: CN202011642367.5A
Authority: CN
Inventors: 杨小君; 朱建海; 邵雅男; 张驰; 李柳宏
Original assignee: Guangdong Zhongke Weijing Photonics Manufacturing Technology Co ltd
Current assignee: Guangdong Zhongke Weijing Photonics Manufacturing Technology Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2022-08-19
Anticipated expiration: 2040-12-31
Also published as: CN112828479A

Abstract

The invention discloses an automatic filling device which comprises an automatic material taking mechanism, an automatic filling mechanism and a guide blade positioning mechanism, wherein the automatic material taking mechanism is used for storing a core and realizing automatic material taking of the core, the automatic filling mechanism is used for pushing the core taken out by the automatic material taking mechanism, and the guide blade positioning mechanism is used for fixing a guide blade and can move so as to realize accurate alignment with the automatic filling mechanism, so that the automatic filling mechanism can push the core into a cavity of the guide blade, and the automatic filling is realized. The automatic filling device can realize the mechanization of the filling process, ensure the stable filling quality, improve the working efficiency of filling and reduce the production cost.

Description

Automatic filling device

Technical Field

The invention relates to the field of intelligent manufacturing of turbine blades of aero-engines and ultrafast lasers, in particular to an automatic filling device for filling protective materials into air film holes of guide blades of aero-engines.

Background

In recent years, the demand of China for aircraft engines with larger thrust is more urgent, and higher requirements are put forward on the aspects of the quality, the angle, the wall distance and the like of a gas film hole of a turbine guide blade. However, the traditional turbine guide blade film hole is processed by electric spark, and the electric spark drilling has the defects of low drilling precision, rough hole wall, remelted layer and the like, and obviously cannot be adapted to the processing of the aero-engine turbine guide blade film hole. Therefore, the laser drilling provides a new solution for the high-precision group hole machining of the turbine guide blade by virtue of the advantages of high machining precision, good hole wall quality and the like.

The method is characterized in that a gas film hole of the guide vane of the aero-engine is machined by laser, and due to the angle of the gas film hole, part of laser which is preferentially penetrated is easy to irradiate the surface of a wall and damage the wall; therefore, before processing, the hollow part needs to be filled with a protective material, and the filling quality of the protective material is an important factor for determining the quality of subsequent processing. At present, protective materials are generally filled manually, so that the efficiency is low, the time consumption is long, the filling effect consistency is poor, and meanwhile, the filling efficiency also influences the production efficiency of the whole production line processing process.

Therefore, it is necessary to provide an automatic filling device capable of automatically filling the protective material to solve the above problems.

Disclosure of Invention

The invention aims to provide an automatic filling device capable of automatically filling protective materials.

In order to achieve the purpose, the technical scheme of the invention is as follows: the automatic filling device is used for filling a core for a turbine guide blade of an aircraft engine and comprises an automatic material taking mechanism, an automatic filling mechanism and a guide blade positioning mechanism; the automatic material taking mechanism comprises a material storage warehouse, a material distributing bottom plate and a power assembly, wherein the material storage warehouse is fixedly arranged and used for storing the mold cores, the material distributing bottom plate is slidably arranged at the bottom of the material storage warehouse in a penetrating mode, and the power assembly is connected with the material distributing bottom plate to drive the material distributing bottom plate to slide back and forth in a first direction so as to automatically take out the mold cores in the material storage warehouse; the automatic filling mechanism comprises a pushing piece and a pushing head, the pushing head is arranged on one side of the material storage warehouse, the pushing piece is connected with the pushing head to drive the pushing head to slide in a reciprocating manner in a second direction, and the pushing head is used for pushing the mold core on the material distribution bottom plate; the guide blade positioning mechanism comprises a fixed platform, a limiting inductor and a positioning assembly, the fixed platform is movably arranged on the other side of the storage warehouse and can slide back and forth in the first direction, the limiting inductor is arranged at the two ends of the sliding direction of the fixed platform, and the positioning assembly is arranged on the fixed platform and used for positioning the guide blade.

Preferably, the automatic filling device further comprises a guide mechanism, wherein the guide mechanism comprises a guide piece, a guide pressure plate and a guide side plate; the guide piece is fixed between the fixed platform and the material distribution bottom plate, a guide groove is formed in the guide piece, and the guide groove is opposite to the material pushing head; the guide pressing plate is fixed at the top of the guide piece, and a guide notch corresponding to the guide groove is formed in the guide pressing plate; the guide side plate is fixed in the guide groove and extends obliquely along the moving direction of the mold core, and the guide side plate is of an elastic structure.

Preferably, the material distributing bottom plate comprises a material taking area and a bearing area with a height difference, when the material distributing bottom plate moves to the bottom of the material taking area, the mold core in the material storage automatically falls into the material taking area, and when the material distributing bottom plate moves to the bottom of the material storage, the material taking area is opposite to the material pushing head.

Preferably, the automatic material taking mechanism further comprises a guide rail and a sliding block, the guide rail penetrates through the bottom of the material storage warehouse and is fixedly arranged, and the material distributing bottom plate is connected to the guide rail in a sliding mode through the sliding block.

Preferably, the power assembly includes a first driving member and a supporting member, the supporting member is fixed to the bottom of the material-distributing bottom plate, the first driving member is fixedly disposed and connected to the supporting member, and the first driving member drives the supporting member to move so as to drive the material-distributing bottom plate to slide.

Preferably, the top of the storage warehouse is provided with a feeding port, and a material pressing plate is further removably and slidably connected in the storage warehouse and is pressed and held on the top of the stacked cores in the storage warehouse.

Preferably, the guide blade positioning mechanism further comprises a second driving member, the second driving member is connected to the fixed platform, and the two ends of the second driving member are respectively provided with the limit inductors.

Preferably, the positioning assembly comprises a positioning pin and a positioning pressing plate, and the positioning pin and the positioning pressing plate are respectively arranged at two ends of the fixing platform along the sliding direction of the fixing platform.

Preferably, the guide vane positioning mechanism further comprises a locking assembly, the locking assembly comprises a third driving member, a connecting rod and a fastening member, the third driving member is fixed on one side of the fixed platform close to the positioning pressing plate, a rotating shaft of the third driving member is connected with the fastening member through the connecting rod, and the third driving member drives the fastening member to move through the connecting rod so as to be installed on the positioning pressing plate.

Preferably, the automatic filling device further comprises a workbench and a fixing frame fixed at one end of the workbench, the pushing member is fixed to the fixing frame, the storage bin and the guide member are respectively fixed to the workbench, the material distributing bottom plate is slidably connected to the workbench, and the material distributing bottom plate slides back and forth to take out the mold core in the storage bin and moves to enable the mold core to face the guide groove.

Compared with the prior art, the automatic filling device realizes material taking automation by matching the material storage warehouse and the material distribution bottom plate of the automatic material taking mechanism; secondly, the guide blade is fixed through a positioning component on a fixed platform of the guide blade positioning mechanism, and the guide blade and the guide mechanism are accurately aligned through the reciprocating sliding of the fixed platform and the action of a limiting inductor, so that the positioning is automatic; then the pushing piece pushes the material pushing head to move so as to push the mold core on the material distributing bottom plate into the guide mechanism, and the mold core is finally pushed into the cavity of the guide blade under the guide effect of the guide mechanism, so that the filling automation is realized. Therefore, the automatic filling device can realize automatic filling of the guide blade, ensure stable filling quality through mechanization of the filling process, improve the filling working efficiency and reduce the production cost.

Drawings

Fig. 1 is a schematic structural view of an automatic filling apparatus of the present invention.

Fig. 2 is a top view of fig. 1.

Fig. 3 is a schematic structural view of the automatic filling mechanism of fig. 1.

Fig. 4 is a schematic structural diagram of the automatic material taking mechanism, the guide mechanism and the guide blade positioning mechanism in fig. 1.

Fig. 5 is a schematic view of the automatic material extracting mechanism in fig. 4.

Fig. 6 is a schematic view of the structure of fig. 5 from another angle.

Fig. 7 is another state diagram of fig. 6.

FIG. 8 is a schematic view of the magazine of FIG. 7 with one magazine removed.

Fig. 9 is a schematic structural view of the power assembly of fig. 7.

Fig. 10 is an exploded view of the guide mechanism of fig. 4.

Fig. 11 is a schematic structural view of the guide vane positioning mechanism of fig. 4.

Fig. 12 is a schematic view of the structure of fig. 11 from another angle.

Detailed Description

Embodiments of the present invention will now be described with reference to the drawings, wherein like reference numerals represent like elements throughout. The automatic filling device 1 provided by the invention is mainly suitable for automatically filling protective materials before laser processing of an air film hole of a turbine guide blade of an aircraft engine, and realizes wall penetration protection when the air film hole is processed by laser.

Referring to fig. 1 and 2, the automatic filling device 1 of the present invention includes a table 500, and an automatic filling mechanism 100, an automatic material taking mechanism 200, a guiding mechanism 300, and a guiding vane positioning mechanism 400 sequentially mounted thereon. The automatic filling mechanism 100 and the guide mechanism 300 are correspondingly arranged along the second direction F2, the automatic material taking mechanism 200 is arranged between the automatic filling mechanism 100 and the guide mechanism 300 and used for storing the cores 2, and the automatic material taking mechanism 200 can achieve automatic material taking of the cores 2; the guide vane positioning mechanism 400 is used for positioning a guide vane (not shown), and the guide vane on the guide vane positioning mechanism 400 can be accurately aligned with the guide mechanism 300 through the movement of the guide vane positioning mechanism 400, so that the positioning automation is realized, then the automatic filling mechanism 100 automatically pushes the core 2 into the guide mechanism 300, and then the core 2 is continuously pushed into a cavity of the guide vane through the guiding of the guide mechanism 300, so that the filling automation is realized.

More specifically, the workbench 500 is a box-type structure and includes a horizontally disposed workbench board 510, a fixing frame 520 is fixed to one end of the workbench board 510, an opening 511 is formed in the other end of the workbench board 510, and a plurality of tiptoe stands 530 are connected to the bottom of the workbench board 510. In the present invention, the automatic filling mechanism 100, the automatic material taking mechanism 200, and the guide mechanism 300 are all installed on the work platen 510, and the guide blade positioning mechanism 400 is installed in the work platen 500 and can move in the opening 511, so as to realize accurate alignment with the guide mechanism 300.

Referring to fig. 1-2 and 4-7, the present invention includes two automatic material taking mechanisms 200, the two automatic material taking mechanisms 200 are symmetrically disposed at a substantially middle portion of the working platen 510, and the two automatic material taking mechanisms 200 have the same structure, and one of the two automatic material taking mechanisms 200 is taken as an example and will be described in detail below.

With continued reference to fig. 1-2 and 4-7, the automatic material taking mechanism 200 includes a magazine 210, a material separating base 220, a slide 230, a guide rail 240, and a power assembly 250. The magazine 210 is fixed to the work platen 510, the magazine 210 is used for storing the cores 2, the guide rail 240 penetrates through the bottom of the magazine 210 and is fixed to the work platen 510, the guide rail 240 extends along a first direction F1, the distribution bottom plate 220 is slidably connected to the guide rail 240 through the slider 230, the distribution bottom plate 220 is slidably penetrated through the bottom of the magazine 210, the bottom of the distribution bottom plate 220 is connected to the power assembly 250, the distribution bottom plate 220 is driven by the power assembly 250 to slide back and forth in the first direction F1, and therefore automatic material taking is achieved, and the cores 2 taken out can be conveyed to the front of the automatic filling mechanism 100.

In the present invention, the two magazines 210 of the two automatic material taking mechanisms 200 may store two different types of cores 2, but the storage is not limited thereto, and the two magazines 210 may store the same or different other filling materials, such as plastic, rubber, or resin, respectively, and are not limited thereto.

Furthermore, a plurality of positioning structures are arranged between the guide rail 240 and the sliding block 230, so that when the sliding block 230 slides along the guide rail 240, the positioning of the sliding block 230 can be realized through the positioning structures, and it is ensured that the distribution base plate 220 can accurately move below the storage bin 210 and accurately align the automatic filling mechanism 100 and the guide mechanism 300 when moving on the guide rail 240.

With continued reference to fig. 5-7, in the present invention, the top of the magazine 210 has a feeding port 211, and the cores 2 are placed inside the magazine 211, so that a plurality of cores 2 can be filled in the magazine 210 at a time to ensure the continuity of automatic material feeding. In addition, a pressure plate 212 is further installed in the storage bin 210, and after the plurality of cores 2 are filled at one time, the pressure plate 212 is slidably connected to the storage bin 210 through the feeding port 211 and is pressed above the cores 2.

Referring to fig. 8, the distributing base plate 220 comprises a material taking area 221 with a height difference, a bearing area 222 and a slope 223 connected between the material taking area 221 and the bearing area 222, wherein the height of the material taking area 221 relative to the work platen 510 is smaller than the height of the bearing area 222 relative to the work platen 510.

Specifically, as shown in fig. 4-8, the distributing base plate 220 has a first position and a second position opposite to each other in the first direction F1, when the distributing base plate 220 is located at the first position, the carrying area 222 is located at the bottom of the magazine 210, and at this time, the material taking area 221 is located outside the magazine 210 and faces the material pushing head 120 of the automatic filling mechanism 100 and the guide slot 311 (described in detail later) of the guide mechanism 300, as shown in fig. 4 and 6, when the power assembly 250 drives the distributing base plate 220 to move to the second position, the material taking area 221 is located at the bottom of the magazine 210, as shown in fig. 7-8, since the height of the material taking area 221 is smaller than the height of the magazine 210, the core 2 in the magazine 210 loses support and automatically falls into the material taking area 221, thereby achieving automatic material taking. The power assembly 250 drives the material distribution bottom plate 220 to move to the first position, so that the core 2 of the material taking area 221 is sent out, and one-time automatic material taking is realized.

Referring to fig. 9, the power assembly 250 includes a first driving member 251, a connecting rod 252, a floating sleeve 253 and a supporting member 254, wherein the supporting member 254 is fixed at the bottom of the distributor base plate 220, the floating sleeve 253 is connected with the supporting member 254, the first driving member 251 is connected to the floating sleeve 253 through the connecting rod 252, the first driving member 251 is mounted on the side wall of the worktable 500 through the connecting plate 255, and the first driving member 251 drives the supporting member 254 to move so as to drive the distributor base plate 220 to slide back and forth.

In the present invention, the supporting member 254 is preferably an i-shaped supporting member 254, and the first driving member 251 is preferably an air cylinder, but not limited thereto, and other pneumatic members or electric devices may be used to drive the supporting member 254 to slide.

With reference to fig. 4-9, in the present invention, the first driving members 251 of the two automatic material taking mechanisms 200 are disposed on two opposite sidewalls of the workbench 500, and when automatically taking materials, the two first driving members 251 respectively drive the two material separating bottom plates 220 to slide in opposite directions, so that the two material separating bottom plates 220 respectively slide to the second position, as shown in fig. 7-8, to take out the cores 2 in the two magazines 210, and then the two first driving members 251 respectively drive the two material separating bottom plates 220 to slide to the first position, as shown in fig. 4-6, so as to simultaneously feed out the cores 2 on the two material separating bottom plates 220.

Referring to fig. 1-3, the automatic filling mechanism 100 includes pushing elements 110 and pushing heads 120, the pushing elements 110 are mounted on the fixing frame 520 and connected to the pushing heads 120 through a connecting rod, and at least one pushing element 110 is connected to one pushing head 120, the pushing elements 110 drive the pushing heads 120 to slide in a reciprocating manner in the second direction F2, the pushing heads 120 are opposite to the guide grooves 311 (described in detail later) of the guide mechanism 300, and the bottoms of the pushing heads 120 all have bent pushing portions 121, when the pushing heads 120 move, the pushing portions 12 push the mold cores 2 automatically taken out from the distributing bottom plate 220 of the automatic material taking mechanism 200, and push the mold cores 2 into the guide grooves 311 of the guide mechanism 300.

In a preferred embodiment of the present invention, two material pushing heads 120 are arranged side by side, and the two material pushing heads 120 are arranged to cooperate with the two automatic material taking mechanisms 200 to push the cores 2 on the two automatic material taking mechanisms 200 simultaneously.

In the present invention, the pushing element 110 is preferably a feeding cylinder, but not limited to this, and other driving elements may be used to drive the pushing head 120 to move.

As shown in fig. 1-2, 7-8, and 10, the guide mechanism 300 includes a guide member 310, a guide pressing plate 320, and a guide side plate 330. The guide member 310 is fixed on the working platen 510 and located between the material distributing bottom plate 220 and the guide blade positioning mechanism 400, two guide grooves 311 are formed in the guide member 310, the two guide grooves 311 are opposite to the two material pushing heads 120, that is, each guide groove 311 is located on the moving path of one material pushing head 120, the guide pressing plate 320 is fixed on the top of the guide member 310, and a guide notch 321 corresponding to the guide groove 311 is formed in the guide pressing plate 320; the guide side plate 330 is fixed in the guide slot 311 and extends obliquely in the moving direction of the core 2, and the guide side plate 330 has an elastic structure.

In a preferred embodiment of the present invention, the guide side plate 330 has two elongated structures, one end of the guide side plate 330 is fixed to the guide 310 by a nut and is located in the guide slot 311, and the length direction of the guide side plate 330 extends along the guide slot 311 in an inclined manner, so that the two guide side plates 330 are arranged in a substantially splayed manner, as shown in fig. 10, and an elastic member, preferably, but not limited to, a torsion spring is arranged between the guide side plate 330 and the guide 310. The core 2 entering the guide slot 311 is fixed and positioned by the guide pressure plate 320 and the guide side plate 330, and finally the core 2 is filled into the cavity of the guide vane through the guide slot 311.

Referring now to fig. 1-2 and 11-12, the guide vane positioning mechanism 400 includes a stationary platform 410, a positioning assembly 420, a second drive member 430, and a limit sensor 440. The fixed platform 410 is movably mounted on the workbench 500 and exposed out of the opening 511, the second driving element 430 is connected to the bottom of the fixed platform 410 and used for driving the fixed platform 410 to slide back and forth in the first direction F1, that is, the fixed platform 410 can move in the opening 511, the two ends of the second driving element 430 are respectively provided with a limit sensor 440, and the fixed platform 410 is moved to realize accurate alignment with the guide slot 311 through the cooperation of the second driving element 430 and the limit sensor 440; and a positioning assembly 420 is provided on the stationary platform 410 for positioning the guide vane.

Preferably, the second driving member 430 is a rodless cylinder connected to the bottom of the fixed platform 410, and the two limit sensors 440 are mounted at two ends of the rodless cylinder, and the rodless cylinder is used to drive the fixed platform 410 to slide back and forth, so that the structure of the guide vane positioning mechanism 400 is simplified. Of course, the second driving element 430 may also adopt other driving manners, for example, a servo motor, a lead screw, and a lead screw sleeve are also adopted to realize the reciprocating movement of the fixed platform 410.

As shown in fig. 11 to 12, the positioning assembly 420 specifically includes at least one positioning pin 421 and two positioning pressure plates 422, where the two positioning pins 421 are fixed at one end of the fixing platform 410 in the sliding direction, and the positioning pressure plate 422 is fixed at the other end of the fixing platform 410 in the sliding direction, and the guide blade placed on the fixing platform 410 is fixed by the cooperation of the positioning pins 421 and the positioning pressure plates 422.

Referring to fig. 1-2 and 11-12 again, in the present invention, the guide blade positioning mechanism 400 further includes a locking assembly 450, the locking assembly 450 includes a third driving element 451, a connecting rod 452 and a fastening element 453, the third driving element 451 is fixed on the side of the positioning pressing plate 422 of the workbench 500, the rotating shaft of the third driving element 451 is connected to the fastening element 453 through the connecting rod 452, the third driving element 451 drives the fastening element 453 through the connecting rod 452 to move, and the positioning pressing plate 422 is fixed through the fastening element 453, so as to fix the guide blade.

In the present invention, the third driving element 451 is preferably a rotary clamp cylinder, and the fastening element 453 is preferably a fastening bolt, but the present invention is not limited thereto, and another driving element and fastening element 453 may be used.

The working principle of the invention to the automatic filling device 1 will be explained below with reference to fig. 1-12.

Firstly, automatic material taking is carried out. Specifically, the first driving members 251 of the two automatic material taking mechanisms 200 respectively drive the distributing bottom plates 220 to move in opposite directions along the guide rails 240, that is, one distributing bottom plate 220 moves in the direction indicated by the arrow F1 in fig. 1, and the other distributing bottom plate 220 moves in the opposite direction indicated by the arrow F1 in fig. 1, so that the distributing bottom plates 220 move to the second position, at this time, the material taking region 221 of each distributing bottom plate 220 is located at the bottom of the material storage bin 210, as shown in fig. 7-8, the core 2 in the material storage bin 210 automatically falls into the material taking region 221, and automatic material taking is realized. Then, the two first driving members 251 drive the two material-separating bottom plates 220 to move along the guide rails 240 in opposite directions, so that the material-separating bottom plates 220 move to the first position, and at this time, the carrying area 222 of each material-separating bottom plate 220 moves to the bottom of the material storage 210, as shown in fig. 4-6, the material-taking area 221 moves out of the material storage 210 and faces the material pushing head 120 and the guide slot 311 of the guide mechanism 300, thereby completing a complete material-taking procedure.

Then, the guide vane is positioned. Specifically, a guide blade (not shown) is placed on the fixing platform 410, two ends of the guide blade are positioned by the positioning pin 421 and the positioning pressure plate 422, and then the third driving member 451 drives the connecting rod 452 to mount the fastening member 453 on the positioning pressure plate 422, so that the guide blade is fixed on the fixing platform 410 through the cooperation of the positioning pressure plate 422 and the positioning pin 421.

And then, carrying out accurate alignment on the guide blade. Specifically, the second driving element 430 drives the fixed platform 410 and the whole guide vane fixed thereon to slide back and forth along the second direction F2, and the cavity of the guide vane is aligned with the guide slot 311 through the cooperation of the second driving element 430 and the limit sensor 440, so as to realize high-precision matching of the two positions.

Finally, the core 2 is filled into the cavity of the guide vane. Specifically, the pusher 110 drives the material pushing head 120 to move along the second direction F2, the material pushing head 120 pushes the core 2 in the material distributing bottom plate 220 forward into the guide groove 311, the position accuracy of the core 2 is ensured by the combined action of the guide pressing plate 320 and the guide side plate 330, the material pushing head 120 pushes the core 2 to pass through the guide groove 311 and then move forward, and finally the core 2 is pushed into the cavity corresponding to the guide blade, so that one-time filling is completed.

In summary, according to the automatic filling device 1 of the present invention, firstly, material taking automation is realized through the cooperation of the material storage 210 and the material distributing bottom plate 220 of the automatic material taking mechanism 200; secondly, the guide vane is fixed by a positioning component 420 on a fixed platform 410 of the guide vane positioning mechanism 400, and the guide vane and the guide mechanism 300 are accurately aligned by the reciprocating sliding of the fixed platform 410 and the action of a limit inductor 440, so that the positioning is automatic; then the pusher 110 pushes the pusher head 120 to move so as to push the core 2 on the material distribution bottom plate 220 into the guide mechanism 300, and finally the core 2 is pushed into the cavity of the guide blade under the guiding action of the guide mechanism 300, so that the filling automation is realized. Therefore, the automatic filling device 1 can realize automatic filling of the guide vanes, ensure stable filling quality through mechanization of the filling process, improve the filling working efficiency and reduce the production cost.

The above disclosure is only for the preferred embodiment of the present invention, and it should be understood that the present invention is not limited thereto, and the invention is not limited to the above disclosure.

Claims

1. An automatic filling device for filling a cavity of an aircraft engine turbine guide vane with a core, comprising:

the automatic material taking mechanism comprises a material storage warehouse, a material distributing bottom plate and a power assembly, wherein the material storage warehouse is fixedly arranged and used for storing the mold cores, the material distributing bottom plate is arranged at the bottom of the material storage warehouse in a sliding mode, and the power assembly is connected with the material distributing bottom plate to drive the material distributing bottom plate to slide back and forth in a first direction so as to automatically take out the mold cores in the material storage warehouse;

the automatic filling mechanism comprises a pushing piece and a material pushing head, the material pushing head is arranged on one side of the material storage warehouse, the pushing piece is connected with the material pushing head to drive the material pushing head to slide in a reciprocating mode in a second direction, and the material pushing head is used for pushing the mold core on the material distribution bottom plate;

the guide blade positioning mechanism comprises a fixed platform, a limit inductor and a positioning assembly, wherein the fixed platform is movably arranged on the other side of the material storage warehouse and can slide back and forth in a first direction, the limit inductor is arranged at two ends of the fixed platform in the sliding direction, and the positioning assembly is arranged on the fixed platform and used for positioning the guide blade;

the guide mechanism comprises a guide piece fixed between the fixed platform and the material distribution bottom plate, a guide groove is formed in the guide piece, and the guide groove is opposite to the material pushing head.

2. The automatic filling apparatus of claim 1 wherein said guide mechanism further comprises:

the guide pressing plate is fixed at the top of the guide piece, and a guide notch corresponding to the guide groove is formed in the guide pressing plate;

and the guide side plate is fixed in the guide groove and obliquely extends along the moving direction of the mold core, and the guide side plate is of an elastic structure.

3. The automatic filling device according to claim 1, wherein the distribution bottom plate comprises a material taking area and a bearing area with height difference, when the distribution bottom plate moves to the position where the material taking area is located at the bottom of the storage warehouse, the mold core in the storage warehouse can automatically fall into the material taking area, and when the distribution bottom plate moves to the position where the bearing area is located at the bottom of the storage warehouse, the material taking area is opposite to the material pushing head.

4. The automatic filling device according to claim 1 or 3, wherein the automatic material taking mechanism further comprises a guide rail and a slide block, the guide rail is arranged at the bottom of the storage warehouse in a penetrating manner and is fixedly arranged, and the material distributing bottom plate is connected to the guide rail through the slide block in a sliding manner.

5. The automatic filling device according to claim 1 or 3, wherein the power assembly comprises a first driving member and a supporting member, the supporting member is fixed to the bottom of the distributing bottom plate, the first driving member is fixedly disposed and connected to the supporting member, and the first driving member drives the supporting member to move so as to slide the distributing bottom plate.

6. The automatic filling device according to claim 1 or 3, wherein the magazine has a feed opening at the top and a pressure pad is removably slidably received in the magazine and is pressed against the top of the stacked cores in the magazine.

7. The automatic filling device of claim 1, wherein the guide vane positioning mechanism further comprises a second driving member connected to the fixed platform, and the two ends of the second driving member are respectively provided with the limit sensors.

8. The automatic filling device according to claim 1, wherein the positioning assembly comprises a positioning pin and a positioning pressing plate, and the positioning pin and the positioning pressing plate are respectively arranged at two ends of the fixing platform along the sliding direction of the fixing platform.

9. The automatic filling device of claim 8, wherein the guide vane positioning mechanism further comprises a locking assembly, the locking assembly comprises a third driving member, a connecting rod and a fastening member, the third driving member is fixed on a side of the fixed platform close to the positioning press plate, a rotating shaft of the third driving member is connected with the fastening member through the connecting rod, and the third driving member drives the fastening member to move through the connecting rod so as to be mounted on the positioning press plate.

10. The automatic filling device according to claim 2, further comprising a table and a holder fixed to one end of the table, wherein the pusher is fixed to the holder, the magazine and the guide are fixed to the table, respectively, the distribution bottom plate is slidably coupled to the table, and the distribution bottom plate slides back and forth to move the core taken out to face the guide groove.