CN117656577A - A kind of 3D molding automatic mold changing table - Google Patents
A kind of 3D molding automatic mold changing table Download PDFInfo
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- CN117656577A CN117656577A CN202311514818.0A CN202311514818A CN117656577A CN 117656577 A CN117656577 A CN 117656577A CN 202311514818 A CN202311514818 A CN 202311514818A CN 117656577 A CN117656577 A CN 117656577A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/02—Dies; Inserts therefor; Mounting thereof; Moulds
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Mounting, Exchange, And Manufacturing Of Dies (AREA)
Abstract
The application relates to a 3D forming automatic die changing table, which comprises a mounting frame with a three-layer structure, wherein the mounting frame comprises a top plate, a middle plate, a bottom plate and a connecting column, and the top plate, the middle plate and the bottom plate are fixedly connected through the connecting column in sequence; the die changing device comprises a die body, a workbench and a driving mechanism; the mould body is provided with a plurality of, one of them is working mould, and other moulds are replacement mould, and the lift is led to the groove in the middle part of one side of intermediate lamella top surface has been seted up, and the workstation is located the lift and is led to groove department and lift setting, and the middle part of intermediate lamella top surface is fixed to be provided with square lug, and the fixed bar that is provided with all around of intermediate lamella top surface encloses the fender, encloses into the word recess that returns between fender and the square lug to the bar, and actuating mechanism includes lifting unit and sliding component, and lifting unit is used for driving the lift of mould and work bed die on the work, and sliding component is used for driving the mould body in the word recess that returns to follow the word route removal of returning. The application has the effects of being convenient for die change, improves die change efficiency.
Description
Technical Field
The application relates to the technical field of dies, in particular to an automatic die changing table for 3D forming.
Background
The die is widely applied to the aspect of the mechanical field, when the die is replaced in a large die in a production workshop at present, a forklift is generally adopted for die replacement, or a crane is adopted for placing the die on a die replacement trolley, and then the die is replaced, so that the action range is large, and the occupied space is large; the small-sized mold is generally replaced manually.
In the production process of different model products, the press molding is carried out through different dies, so that finished products with different shapes are pressed, the types of used dies are very large due to the fact that the types of parts produced by the dies are large, the existing die changing method can cause abnormal frequent die changing work of workers, the die changing efficiency is low, the occupied space is large, the labor intensity of operators is high, the die changing time is long, and the die changing is inconvenient. Therefore, how to improve the mold changing efficiency of the mold is a problem to be solved by those skilled in the art.
Disclosure of Invention
In order to facilitate die changing and improve die changing efficiency, the application provides an automatic die changing table for 3D forming.
The application provides an automatic retooling platform of 3D shaping adopts following technical scheme:
the utility model provides an automatic retooling platform of 3D shaping, includes the mounting bracket of three layer construction, the mounting bracket includes roof, intermediate lamella, bottom plate and spliced pole, roof, intermediate lamella and bottom plate pass through spliced pole fixed connection in proper order, the bottom plate is provided with two;
the die changing device is arranged on the left station and the right station, and the die changing devices on the left station and the right station are symmetrically arranged;
the die changing device comprises a die body, a workbench and a driving mechanism; the die comprises a plurality of die bodies, wherein one of the die bodies is a working die, the other dies are replacement dies, the working die comprises a working upper die and a working lower die, the working upper die and the working lower die are arranged on a mounting frame in a lifting manner, the lifting directions of the working upper die and the working lower die are opposite, and the replacement dies comprise replacement upper dies and replacement lower dies;
the middle part of one side of the top surface of the middle plate is provided with a lifting through groove, the workbench is positioned at the lifting through groove and is arranged in a lifting manner, and the working lower die is fixedly arranged on the workbench so as to realize lifting of the working lower die; square bumps are fixedly arranged in the middle of the top surface of the middle plate, strip-shaped enclosing barriers are fixedly arranged around the top surface of the middle plate, a character return groove is formed between the strip-shaped enclosing barriers and the square bumps, and the lifting through groove is positioned in the character return groove; the mould body is filled in the character returning groove along the path of the character returning groove, filling gaps are reserved in the character returning groove, namely, the number of the mould bodies which can be filled in the character returning groove is n, and the number of the actual mould bodies in the character returning groove is n-2; the workbench can be lifted to the top surface of the workbench to be flush with the bottom wall of the character returning groove, and the die body in the character returning groove can sequentially move along the character returning path of the character returning groove, so that the position of the filling gap can be changed along with the movement of the die body, the die body moving to the workbench is a working die, the rest of the die bodies are replacement dies, and the working die and the replacement dies can be replaced with each other;
the driving mechanism comprises a lifting assembly and a sliding assembly, wherein the lifting assembly is used for driving the lifting of the upper working die and the lower working die, and the sliding assembly is used for driving the die body in the character returning groove to move along the character returning path of the character returning groove.
Through adopting above-mentioned technical scheme, when carrying out the compound die to the product and pressing, place the product on the work lower mould, then drive work upper die and work lower mould through the lifting assembly and remove to the direction that is close to each other, realize the compound die and press. When the product is to be pressed into the remaining shape, a change of mould is required.
When the die is replaced, the working die and the replacement die slide in the character-returning grooves one by one through the sliding component until the required replacement die slides to the working table to form the working die, and compared with manual die replacement, the die replacement is convenient, and the die replacement efficiency is improved.
Optionally, the sliding component comprises a first driving cylinder, a second driving cylinder, a third driving cylinder and a fourth driving cylinder which are arranged on the mounting frame, wherein the first driving cylinder, the second driving cylinder and the third driving cylinder are all positioned below the middle plate, and the fourth driving cylinder is arranged on the side surface of the middle plate;
the piston rods of the first driving cylinder, the second driving cylinder, the third driving cylinder and the fourth driving cylinder are parallel to the middle plate, a first pushing plate is fixedly connected to the piston rod of the first driving cylinder, a second pushing plate is fixedly connected to the piston rod of the second driving cylinder, a third pushing plate is fixedly connected to the piston rod of the third driving cylinder, a first pushing groove, a second pushing groove and a third pushing groove are respectively formed in the triangle of the bottom wall of the back-shaped groove, the first pushing groove, the second pushing groove and the third pushing groove are respectively used for the first pushing plate, the second pushing plate and the third pushing plate to penetrate and move, the first pushing groove and the second pushing groove are located at two corners close to the workbench, the first pushing groove is perpendicular to the second pushing groove and the third pushing groove, the second pushing groove is parallel to the third pushing groove, and the length direction of the second pushing groove faces the workbench;
three logical grooves of stepping down have been seted up on the top surface that the bar was enclosed and keep off, three logical groove of stepping down all communicates with the recess of returning the word, and three logical groove of stepping down communicates with first push away groove, second push away groove and third push away the groove respectively, the piston rod of fourth drive cylinder passes the lateral wall that the bar was enclosed and keep off, the mould body is enclosed by first push pedal, second push pedal, third push pedal and fourth drive cylinder's piston rod and is promoted along the recess of returning the word, realizes switch between working mold and the replacement mold, then lie in logical groove of stepping down when first push pedal, second push pedal and third push pedal are not used.
Through adopting above-mentioned technical scheme, during the retooling, through start first actuating cylinder, second actuating cylinder, third actuating cylinder and fourth actuating cylinder respectively, control first push pedal, second push pedal, third push pedal and fourth actuating cylinder's piston rod promotes the replacement mould and removes one by one, realizes switch between working mould and the replacement mould, and give way the setting of logical groove, provide storage space for unused push pedal, avoid producing the interference to the replacement mould that removes in the recess of returning the word.
Optionally, an upper die fixing assembly and a lower die fixing assembly are arranged on the mounting frame, the upper die fixing assembly comprises an upper die fixing plate and an upper die L plate, the upper die L plate is fixedly arranged on two sides of the bottom surface of the upper die fixing plate, and the upper die L plates on two sides are oppositely arranged and are provided with upper die clamping grooves; the lower die L plates are fixedly arranged on two sides of the bottom surface of the lower die fixing plate, and the lower die L plates on the two sides are oppositely arranged and are provided with lower die clamping grooves;
the working upper die is clamped in the upper die clamping groove, the working lower die is clamped in the lower die clamping groove, the lifting assembly is used for driving the upper die fixing plate and the lower die fixing plate to lift, and the workbench is the top surface of the lower die fixing plate;
during die changing, the lower die fixing plate is lifted to the top surface of the lower die fixing plate and the bottom wall of the character returning groove are flush, the upper die fixing plate is lowered to a position close to the upper die fixing plate, the first pushing plate, the second pushing plate and the third pushing plate push the die bodies one by one, finally the second pushing plate pushes the replacement die towards the workbench, the replacement die pushes out the working die of the original workbench, the replacement upper die of the replacement die is clamped in the upper die clamping groove to form a working upper die, the replacement lower die of the replacement die is clamped in the lower die clamping groove to form a working lower die, then the upper die fixing plate is lifted, the working upper die and the working lower die are opened, and after a product to be pressed is placed on the working lower die, pressing is carried out through the lifting of the working upper die and the working lower die.
Through adopting above-mentioned technical scheme, the retooling is gone on simultaneously to the fixed of work upper die and work lower die, retooling easy operation is convenient.
Optionally, the lifting assembly comprises a top lifting cylinder, a bottom lifting cylinder, a top connecting disc, a bottom connecting cylinder and a bottom connecting disc, wherein the top lifting cylinder is fixedly arranged on the top surface of the top plate, a connecting plate is arranged on the top surface of the upper die fixing plate, the top connecting disc is fixedly connected on the top surface of the upper die fixing plate through the connecting plate, and the top connecting cylinder is fixedly connected on the top surface of the top connecting disc and is in threaded connection with a piston rod of the top lifting cylinder;
the bottom lifting cylinder is fixedly arranged on the bottom surface of the bottom plate, the mounting assembly is arranged on the bottom surface of the lower die fixing plate, the bottom connecting disc is fixedly connected onto the bottom surface of the lower die fixing plate through the mounting assembly, and the bottom connecting cylinder is fixedly connected onto the bottom surface of the bottom connecting disc and is in threaded connection with a piston rod of the bottom lifting cylinder.
Through adopting above-mentioned technical scheme, start top lift cylinder and bottom lift cylinder, can realize the lift of last mould fixed plate and lower mould fixed plate to realize the lift of mould and work bed die on the work, and simple to operate.
Optionally, the installation component includes hollow increase piece and installation square dish, the top of hollow increase piece is through the bottom surface fixed connection of installation square dish and lower mould fixed plate, the bottom of hollow increase piece also is provided with the connecting plate, the bottom of hollow increase piece is connected through the top surface of connecting plate and bottom connection pad, hollow increase piece internal fixation is provided with the reinforcing baffle.
Through adopting above-mentioned technical scheme, the hollow piece that increases is provided with helps realizing the bottom lift cylinder and is connected between the lower mould fixed plate, and hollow piece simple structure that increases, and stability is strong, establishes the reinforcing baffle in addition, further increases the structural strength of hollow piece that increases.
Optionally, a guide rod is fixedly connected to the connecting plate, the top plate and the bottom plate pass through the connecting plate and are fixedly connected with guide pipes, and the guide pipes are correspondingly sleeved on the guide rod.
By adopting the technical scheme, the lifting stability of the upper working die and the lower working die is improved.
Optionally, the guide rods are arranged at four corners of the connecting plate, and the two guide rods at the same side are fixedly connected through the connecting handles.
By adopting the technical scheme, the guide rods are arranged at four corners of the connecting plate, so that the lifting stability of the upper working die and the lower working die is further improved; the two guide rods on the same side are fixedly connected through the connecting handle, so that the handle is convenient to hold to install the guide rods, and meanwhile, the stability of connection of the bottoms of the guide rods is improved.
Optionally, the first actuating cylinder and the fourth actuating cylinder set up respectively in the both sides of intermediate lamella width direction, just the piston rod of first actuating cylinder and fourth actuating cylinder sets up relatively, second actuating cylinder and third actuating cylinder are located the intermediate lamella under and are located the hollow one side that increases the piece and keep away from first actuating cylinder, second actuating cylinder and third actuating cylinder are parallel to each other and all perpendicular to first actuating cylinder, the orientation of second actuating cylinder and third actuating cylinder piston rod is opposite.
Optionally, the bottoms of the first push plate, the second push plate and the third push plate are respectively and fixedly connected with a first abutting plate, a second abutting plate and a third abutting plate, piston rods of the first driving cylinder, the second driving cylinder and the third driving cylinder are respectively and fixedly connected with a convex character block, and the first abutting plate, the second abutting plate and the third abutting plate are provided with convex character grooves for clamping the convex character blocks; be provided with first spacing subassembly, second spacing subassembly and third spacing subassembly on the mounting bracket, first spacing subassembly is used for spacing and fixing protruding word piece and the connecting plate on the first actuating cylinder, the second spacing subassembly is used for spacing and fixing protruding word piece and the connecting plate on the second actuating cylinder, the third spacing subassembly is used for spacing and fixing protruding word piece and the connecting plate on the third actuating cylinder.
Optionally, the first limiting component comprises a concave plate and a first i-shaped guide rail, the concave plate is fixedly connected to the connecting column, the first driving cylinder is fixedly connected to the end part of the concave plate, and a first i-shaped groove for the first i-shaped guide rail to slide is formed in the first butt plate;
the second butt joint plate is arranged in a strip shape, a convex character groove on the second butt joint plate is formed in one end of the second butt joint plate, and the other end of the second butt joint plate extends to the position right below the second push groove and is fixedly connected with the second push plate through a connecting block; the second limiting assembly comprises a mounting side plate, a connecting side plate and two second I-shaped guide rails, wherein the mounting side plate is fixedly arranged on the bottom surface of the middle plate, the second driving cylinder is fixedly connected to the mounting side plate, one end of each second I-shaped guide rail is fixedly connected with the mounting side plate, the other end of each second I-shaped guide rail is connected with the connecting side plate, the two second I-shaped guide rails are respectively positioned on two sides of the connecting block, the second I-shaped guide rails are fixedly connected to the bottom surface of the middle plate through bolts, and a second I-shaped groove for the second I-shaped guide rails to slide is formed in the top surface of the second butt plate;
the third limiting assembly comprises a third I-shaped guide rail which is fixedly connected to the bottom surface of the middle plate through bolts, and a third I-shaped groove for the third I-shaped guide rail to slide is formed in the third butt joint plate.
Through adopting above-mentioned technical scheme, the setting of first actuating cylinder, second actuating cylinder, third actuating cylinder and fourth actuating cylinder helps saving installation space, based on this, ingenious setting up the connection between each push pedal and each cylinder piston rod, stable in structure, compactness.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the product is subjected to die assembly pressing, the product is placed on the working lower die, and then the lifting assembly drives the working upper die and the working lower die to move towards the direction approaching to each other, so that the die assembly pressing is realized. When the product needs to be pressed into other shapes, the die change is needed; when the die is replaced, the working die and the replacement die slide in the character-returning grooves one by one through the sliding component until the required replacement die slides to the workbench to become the working die, and compared with manual die replacement, the die replacement is convenient, and the die replacement efficiency is improved;
2. when the die is replaced, the first driving cylinder, the second driving cylinder, the third driving cylinder and the fourth driving cylinder are respectively started, piston rods of the first pushing plate, the second pushing plate, the third pushing plate and the fourth driving cylinder are controlled to push the replacement dies to move one by one, so that the switching between the working dies and the replacement dies is realized, and the setting of the through grooves is avoided, so that a storage space is provided for the unused pushing plate, and the interference to the replacement dies moving in the character returning grooves is avoided;
3. the arrangement of the first driving cylinder, the second driving cylinder, the third driving cylinder and the fourth driving cylinder is beneficial to saving the installation space, and based on the arrangement, the connection between each push plate and each cylinder piston rod is skillfully arranged, so that the structure is stable and compact.
Drawings
Fig. 1 is a schematic overall structure of a 3D molding automatic mold changing table according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram for showing a right station in the embodiment of the present application.
Fig. 3 is a schematic structural diagram for showing square bumps and word-returning grooves in the embodiment of the present application.
Fig. 4 is a schematic structural diagram of a mold body hidden for showing a character-returning groove in the embodiment of the present application.
Fig. 5 is a schematic structural diagram of the first pushing groove, the second pushing groove and the third pushing groove after hiding the mold body in the embodiment of the present application.
Fig. 6 is a bottom view of the intermediate plate in an embodiment of the present application.
Fig. 7 is a schematic view showing the structure of the intaglio plate in the embodiment of the present application.
Fig. 8 is a schematic structural view for showing a top lift cylinder in the embodiment of the present application.
Fig. 9 is a schematic structural diagram for showing a positional relationship between an upper working mold and an upper mold clamping groove in an embodiment of the present application.
Fig. 10 is a schematic view for showing the structure of the reinforcing separator in the embodiment of the present application.
Reference numerals illustrate: 1. a mounting frame; 11. a top plate; 12. an intermediate plate; 121. lifting through grooves; 122. square protruding blocks; 123. a strip-shaped enclosure; 1231. a yielding through groove; 124. a character returning groove; 1241. a first push groove; 1242. a second push groove; 1243. a third push groove; 125. filling the gaps; 13. a bottom plate; 14. a connecting column; 2. a die body; 21. a work table; 22. working a mould; 221. working an upper die; 222. working a lower die; 23. replacing the mould; 231. replacing the upper die; 232. replacing the lower die; 3. a driving mechanism; 4. a lifting assembly; 41. a top lifting cylinder; 42. a bottom lifting cylinder; 43. a top connecting cylinder; 44. a top land; 45. a bottom connecting cylinder; 46. a bottom connecting disc; 47. a connecting plate; 471. a guide rod; 472. a conduit; 473. a handle; 5. a sliding assembly; 51. a first driving cylinder; 511. a first push plate; 52. a second driving cylinder; 521. a second push plate; 53. a third driving cylinder; 531. a third push plate; 54. a fourth driving cylinder; 541. a fourth push plate; 55. a first butt plate; 56. a second butt plate; 57. a third butt joint plate; 58. a convex block; 59. a convex character groove; 6. an upper die fixing assembly; 61. an upper die fixing plate; 62. an upper die L plate; 63. an upper die clamping groove; 7. a lower die fixing assembly; 71. a lower die fixing plate; 72. a lower die L plate; 73. a lower die clamping groove; 8. a first limit assembly; 81. the second limiting component; 811. installing a side plate; 812. connecting side plates; 813. a second I-shaped guide rail; 82. the third limiting assembly; 821. a third I-shaped guide rail; 83. a concave plate; 84. a first I-shaped guide rail; 9. a mounting assembly; 91. hollow heightening blocks; 911. reinforcing the partition; 92. and (5) installing a square plate.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-10.
The embodiment of the application discloses an automatic die changing platform for 3D molding. Referring to fig. 1, the 3d molding automatic mold changing table includes a mounting frame 1 of a three-layer structure, the mounting frame 1 includes a top plate 11, a middle plate 12, a bottom plate 13 and a connection post 14, the top plate 11, the middle plate 12 and the bottom plate 13 are fixedly connected through the connection post 14 in sequence, and the bottom plate 13 is provided with two blocks. The die changing device is arranged symmetrically to each other.
Referring to fig. 2 and 3, the mold changing apparatus includes a mold body 2, a table 21 and a driving mechanism 3, the mold body 2 is provided in plurality, one of the plurality of mold bodies 2 is a working mold 22, the remaining molds are a replacement mold 23, the working mold 22 includes a working upper mold 221 and a working lower mold 222, the working upper mold 221 and the working lower mold 222 are lifted and lowered to be disposed on the mounting frame 1, the lifting directions of the working upper mold 221 and the working lower mold 222 are opposite, and the replacement mold 23 includes a replacement upper mold 231 and a replacement lower mold 232.
Referring to fig. 3 to 5, a lifting through groove 121 is formed in the middle of one side of the top surface of the middle plate 12, the working table 21 is located at the lifting through groove 121 and is lifted, and the working lower die 222 is fixedly arranged on the working table 21 so as to lift the working lower die 222. A square bump 122 is fixedly arranged in the middle of the top surface of the middle plate 12, a strip-shaped enclosing block 123 is fixedly arranged around the top surface of the middle plate 12, a character-returning groove 124 is enclosed between the strip-shaped enclosing block 123 and the square bump 122, and the lifting through groove 121 is positioned in the character-returning groove 124. The mold body 2 is filled in the character-returning groove 124 along the path of the character-returning groove 124, and a filling gap 125 is reserved in the character-returning groove 124, that is, the number of the mold bodies 2 which can be filled in the character-returning groove 124 is n, and then the actual number of the mold bodies 2 in the character-returning groove 124 is n-2.
Referring to fig. 2-5, the workbench 21 may be lifted until the top surface of the workbench 21 is flush with the bottom wall of the word returning groove 124, the mold bodies 2 in the word returning groove 124 may sequentially move along the word returning path of the word returning groove 124, so that the positions of the filling voids 125 may change along with the movement of the mold bodies 2, the mold bodies 2 moving onto the workbench 21 are the working molds 22, the remaining mold bodies 2 are the replacement molds 23, and the working molds 22 and the replacement molds 23 may be replaced with each other. The driving mechanism 3 comprises a lifting assembly 4 and a sliding assembly 5, the lifting assembly 4 is used for driving the upper working die 221 and the lower working die 222 to lift, and the sliding assembly 5 is used for driving the die body 2 in the character returning groove 124 to move along the character returning path of the character returning groove 124.
When the product is subjected to die assembly pressing, the product is placed on the working lower die 222, and then the lifting assembly 4 drives the working upper die and the working lower die to move towards each other, so that the die assembly pressing is realized. When the product is to be pressed into the remaining shape, a change of mould is required. When the die is replaced, the working die 22 and the replacement die 23 slide in the character-returning grooves 124 one by one through the sliding component 5 until the required replacement die 23 slides to the working table 21 to form the working die 22, and compared with manual die replacement, the die replacement is convenient, and the die replacement efficiency is improved.
Referring to fig. 2 to 7, the slide assembly 5 includes a first driving cylinder 51, a second driving cylinder 52, a third driving cylinder 53 and a fourth driving cylinder 54 provided on the mounting frame 1, the first driving cylinder 51, the second driving cylinder 52 and the third driving cylinder 53 being located below the intermediate plate 12, and the fourth driving cylinder 54 being provided on a side surface of the intermediate plate 12. The piston rods of the first driving cylinder 51, the second driving cylinder 52, the third driving cylinder 53 and the fourth driving cylinder 54 are parallel to the middle plate 12, a first push plate 511 is fixedly connected to the piston rod of the first driving cylinder 51, a second push plate 521 is fixedly connected to the piston rod of the second driving cylinder 52, a third push plate 531 is fixedly connected to the piston rod of the third driving cylinder 53, a first push groove 1241, a second push groove 1242 and a third push groove 1243 are respectively formed in the triangular part of the bottom wall of the return groove 124, the first push groove 1241, the second push groove 1242 and the third push groove 1243 are respectively used for the first push plate 511, the second push plate 521 and the third push plate 531 to penetrate and move, the first push groove 1241 and the second push groove 1242 are located at two corners close to the workbench 21, the first push groove 1241 is perpendicular to the second push groove 1242 and the third push groove 1243, the second push groove 1242 is parallel to the third push groove 1243, and the length direction of the second push groove 1242 faces the workbench 21.
Three yielding through grooves 1231 are formed in the top surface of the bar-shaped enclosing block 123, the three yielding through grooves 1231 are communicated with the return-word grooves 124, the three yielding through grooves 1231 are respectively communicated with the first pushing groove 1241, the second pushing groove 1242 and the third pushing groove 1243, piston rods of the fourth driving air cylinders 54 penetrate through the side walls of the bar-shaped enclosing block 123, the die body 2 is pushed by the first pushing plate 511, the second pushing plate 521, the third pushing plate 531 and the piston rods of the fourth driving air cylinders 54 along the return-word grooves 124, switching between the working die 22 and the replacement die 23 is achieved, and the first pushing plate 511, the second pushing plate 521 and the third pushing plate 531 are located in the yielding through grooves 1231 when not used.
When the die is replaced, the first driving cylinder 51, the second driving cylinder 52, the third driving cylinder 53 and the fourth driving cylinder 54 are respectively started, so that piston rods of the first push plate 511, the second push plate 521, the third push plate 531 and the fourth driving cylinder 54 are controlled to push the replacement dies 23 to move one by one, the switching between the working dies 22 and the replacement dies 23 is realized, the setting of the yielding through grooves 1231 provides a storage space for unused push plates, and interference to the replacement dies 23 moving in the character returning grooves 124 is avoided.
Referring to fig. 2 to 3 and 8 to 10, an upper die fixing assembly 6 and a lower die fixing assembly 7 are provided on the mounting frame 1, the upper die fixing assembly 6 includes an upper die fixing plate 61 and an upper die L plate 62, the upper die L plate 62 is fixedly provided at both sides of the bottom surface of the upper die fixing plate 61, and the upper die L plates 62 at both sides are oppositely provided and formed with upper die clamping grooves 63. The lower die fixing assembly 7 includes a lower die fixing plate 71 and a lower die L plate 72, the lower die L plate 72 is fixedly disposed on two sides of the bottom surface of the lower die fixing plate 71, and the lower die L plates 72 on two sides are disposed opposite to each other and are formed with lower die clamping grooves 73. The working upper die 221 is clamped in the upper die clamping groove 63, the working lower die 222 is clamped in the lower die clamping groove 73, and the lifting assembly 4 is used for driving the upper die fixing plate 61 and the lower die fixing plate 71 to lift, and the workbench 21 is the top surface of the lower die fixing plate 71.
In die change, the lower die fixing plate 71 is lifted to a position where the top surface of the lower die fixing plate 71 is flush with the bottom wall of the letter-returning groove 124, the upper die fixing plate 61 is lowered to a position adjacent to the upper die fixing plate 61, the first push plate 511, the second push plate 521 and the third push plate 531 push the die body 2 one by one, finally the second push plate 521 pushes the replacement die 23 towards the workbench 21, the replacement die 23 pushes out the working die 22 of the original workbench 21, the replacement upper die 231 of the replacement die 23 is clamped in the upper die clamping groove 63 to form the working upper die 221, the replacement lower die 232 of the replacement die 23 is clamped in the lower die clamping groove 73 to form the working lower die 222, then the upper die fixing plate 61 is lifted, the working upper die 221 and the working lower die 222 are opened, and after a product to be molded is placed on the working lower die 222, die clamping and pressing is performed through lifting of the working upper die 221 and the working lower die 222. The die changing and the fixing of the upper working die 221 and the lower working die 222 are simultaneously carried out, and the die changing operation is simple and convenient.
Referring to fig. 2 to 7, the first driving cylinder 51 and the fourth driving cylinder 54 are disposed at both sides of the width direction of the intermediate plate 12, respectively, and piston rods of the first driving cylinder 51 and the fourth driving cylinder 54 are disposed opposite to each other, the second driving cylinder 52 and the third driving cylinder 53 are located right below the intermediate plate 12 and at a side of the hollow elevating block 91 away from the first driving cylinder 51, the second driving cylinder 52 and the third driving cylinder 53 are parallel to each other and are perpendicular to the first driving cylinder 51, and directions of the piston rods of the second driving cylinder 52 and the third driving cylinder 53 are opposite.
Referring to fig. 2 to 7, the bottoms of the first push plate 511, the second push plate 521 and the third push plate 531 are respectively and fixedly connected with a first abutting plate 55, a second abutting plate 56 and a third abutting plate 57, the piston rods of the first driving cylinder 51, the second driving cylinder 52 and the third driving cylinder 53 are respectively and fixedly connected with a convex word block 58, and the first abutting plate 55, the second abutting plate 56 and the third abutting plate 57 are provided with a convex word groove 59 for the convex word block 58 to clamp. Be provided with first spacing subassembly 8, second spacing subassembly 81 and third spacing subassembly 82 on the mounting bracket 1, first spacing subassembly 8 is used for spacing and fixing the boss 58 and the connecting plate 47 on the first actuating cylinder 51, second spacing subassembly 81 is used for spacing and fixing the boss 58 and the connecting plate 47 on the second actuating cylinder 52, third spacing subassembly 82 is used for spacing and fixing the boss 58 and the connecting plate 47 on the third actuating cylinder 53. The first limiting component 8 comprises a concave plate 83 and a first i-shaped guide rail 84, the concave plate 83 is fixedly connected to the connecting column 14, the first driving cylinder 51 is fixedly connected to the end of the concave plate 83, and the first butt joint plate 55 is provided with a first i-shaped groove for the first i-shaped guide rail 84 to slide.
Referring to fig. 6-7, the second butt-joint plate 56 is disposed in a strip shape, the protruding groove 59 on the second butt-joint plate 56 is opened at one end of the second butt-joint plate 56, and the other end of the second butt-joint plate 56 extends to the position right below the second push groove 1242 and is fixedly connected with the second push plate 521 through a connecting block. The second limiting component 81 comprises a mounting side plate 811, a connecting side plate 812 and two second i-shaped guide rails 813, the mounting side plate 811 is fixedly mounted on the bottom surface of the middle plate 12, the second driving air cylinder 52 is fixedly connected to the mounting side plate 811, one end of the second i-shaped guide rail 813 is fixedly connected with the mounting side plate 811, the other end of the second i-shaped guide rail 813 is connected with the connecting side plate 812, the two second i-shaped guide rails 813 are respectively located on two sides of the connecting block, the second i-shaped guide rail 813 is fixedly connected to the bottom surface of the middle plate 12 through bolts, and a second i-shaped groove for sliding of the second i-shaped guide rail 813 is formed in the top surface of the second butt plate 56. The third limiting assembly 82 includes a third i-shaped rail 821, the third i-shaped rail 821 is fixedly connected to the bottom surface of the middle plate 12 through a bolt, and a third i-shaped groove for sliding the third i-shaped rail 821 is formed on the third abutting plate 57. The arrangement of the first driving cylinder 51, the second driving cylinder 52, the third driving cylinder 53 and the fourth driving cylinder 54 contributes to saving the installation space, and based on this, the connection between each push plate and each cylinder piston rod is skillfully arranged, so that the structure is stable and compact.
Referring to fig. 2 to 3, 8 and 10, the elevation assembly 4 includes a top elevation cylinder 41, a bottom elevation cylinder 42, a top connection cylinder 43, a top connection pad 44, a bottom connection cylinder 45 and a bottom connection pad 46, the top elevation cylinder 41 is fixedly installed on the top surface of the top plate 11, a connection plate 47 is provided on the top surface of the upper die fixing plate 61, the top connection pad 44 is fixedly connected on the top surface of the upper die fixing plate 61 through the connection plate 47, and the top connection cylinder 43 is fixedly connected on the top surface of the top connection pad 44 and is in threaded connection with a piston rod of the top elevation cylinder 41.
The bottom lifting cylinder 42 is fixedly arranged on the bottom surface of the bottom plate 13, the mounting assembly 9 is arranged on the bottom surface of the lower die fixing plate 71, the bottom connecting disc 46 is fixedly connected on the bottom surface of the lower die fixing plate 71 through the mounting assembly 9, and the bottom connecting cylinder 45 is fixedly connected on the bottom surface of the bottom connecting disc 46 and is in threaded connection with a piston rod of the bottom lifting cylinder 42. The lifting of the upper die fixing plate 61 and the lower die fixing plate 71 can be achieved by starting the top lifting cylinder 41 and the bottom lifting cylinder 42, so that the lifting of the upper working die 221 and the lower working die 222 can be achieved, and the installation is convenient.
Referring to fig. 10, the mounting assembly 9 includes a hollow heightening block 91 and a mounting square plate 92, the top of the hollow heightening block 91 is fixedly connected with the bottom surface of the lower die fixing plate 71 through the mounting square plate 92, the bottom of the hollow heightening block 91 is also provided with a connecting plate 47, the bottom of the hollow heightening block 91 is connected with the top surface of the bottom connecting plate 46 through the connecting plate 47, and a reinforcing partition plate 911 is fixedly arranged in the hollow heightening block 91. The hollow heightening block 91 is provided to facilitate connection between the bottom lifting cylinder 42 and the lower die fixing plate 71, the hollow heightening block 91 is simple in structure and strong in stability, and the reinforcing partition plate 911 is additionally provided to further increase the structural strength of the hollow heightening block 91.
Referring to fig. 2 and 10, the connecting plate 47 is fixedly connected with a guide rod 471, the top plate 11 and the bottom plate 13 are penetrated and fixedly connected with a guide tube 472, and the guide tube 472 is correspondingly sleeved on the guide rod 471. The lifting stability of the working upper die 221 and the working lower die 222 is improved. The guide rods 471 are arranged at four corners of the connecting plate 47, and the two guide rods 471 at the same side are fixedly connected through the connecting handle 473. The guide rods 471 are arranged at four corners of the connecting plate 47, so that the lifting stability of the upper working mold 221 and the lower working mold 222 is further improved; the two guide rods 471 at the same side are fixedly connected through the connecting handle 473, so that the guide rods 471 can be conveniently mounted by holding the handle 473, and meanwhile, the stability of the connection of the bottoms of the guide rods 471 is improved.
The implementation principle of the 3D forming automatic die changing platform provided by the embodiment of the application is as follows: when the product is subjected to die assembly pressing, the product is placed on the working lower die 222, and then the lifting assembly 4 drives the working upper die and the working lower die to move towards each other, so that the die assembly pressing is realized. When the product is to be pressed into the remaining shape, a change of mould is required. When the die is replaced, the working die 22 and the replacement die 23 slide in the character-returning grooves 124 one by one through the sliding component 5 until the required replacement die 23 slides to the working table 21 to form the working die 22, and compared with manual die replacement, the die replacement is convenient, and the die replacement efficiency is improved.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (10)
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311514818.0A CN117656577B (en) | 2023-11-14 | 2023-11-14 | Automatic die changing table for 3D forming |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311514818.0A CN117656577B (en) | 2023-11-14 | 2023-11-14 | Automatic die changing table for 3D forming |
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| CN117656577B CN117656577B (en) | 2026-05-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119076791A (en) * | 2024-08-30 | 2024-12-06 | 东莞市子元五金制品有限公司 | A stamping equipment for automatically changing molds |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN117656577B (en) | 2026-05-26 |
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