CN219903082U - Extrusion injection molding machine convenient to change mould - Google Patents
Extrusion injection molding machine convenient to change mould Download PDFInfo
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- CN219903082U CN219903082U CN202320350389.7U CN202320350389U CN219903082U CN 219903082 U CN219903082 U CN 219903082U CN 202320350389 U CN202320350389 U CN 202320350389U CN 219903082 U CN219903082 U CN 219903082U
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- movable
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- movable seat
- driving
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- 238000001125 extrusion Methods 0.000 title claims abstract description 19
- 238000001746 injection moulding Methods 0.000 title claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 19
- 238000000465 moulding Methods 0.000 abstract description 6
- 230000006835 compression Effects 0.000 description 9
- 238000007906 compression Methods 0.000 description 9
- 239000004033 plastic Substances 0.000 description 8
- 230000001360 synchronised effect Effects 0.000 description 4
- 239000012768 molten material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000011112 process operation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000010137 moulding (plastic) Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to an extrusion injection molding machine convenient for replacing a die, which relates to the technical field of molding, and comprises a supporting table, wherein a machine body and a fixed die are arranged on the supporting table, a nozzle of the machine body is communicated with a pouring head of the fixed die, a movable seat is slidably arranged on the supporting table, a first driving piece is arranged on the supporting table and is used for driving the movable seat to move along a direction away from or close to the fixed die, a movable die is slidably connected onto the movable seat, a cavity is formed in the movable die, a chute allowing the movable die to slide out is formed in the movable seat, and a fastener for fixing the position of the movable die is arranged on the movable seat. The utility model can improve the convenience of operation in the process of disassembling and assembling the movable die.
Description
Technical Field
The utility model relates to the field of molding technology, in particular to an extrusion injection molding machine with a mold convenient to replace.
Background
An extrusion injection molding machine is a molding apparatus for molding thermoplastic or thermosetting plastic into plastic products of various shapes using a plastic molding die. The extrusion injection molding machine heats the plastic, applies high pressure to the molten plastic, and causes it to be ejected to fill the mold cavity. The mould of the extrusion injection molding machine is mainly divided into a fixed mould and a movable mould, a pouring gate is arranged in the fixed mould, the pouring gate is clung to a nozzle, and a cavity for molding plastic is arranged on the movable mould.
The specific molding process of the extrusion injection molding machine comprises the following steps: firstly, granular or powdery plastic is added into a machine body, the plastic is enabled to be in a molten state through rotation of a screw rod and heating of the outer wall of the machine body, then a movable die is moved to be attached to a fixed die, a pouring gate is communicated with a cavity, a nozzle is attached to the pouring gate of the die, then pressure oil is introduced into an injection cavity to enable the screw rod to advance, so that the molten material is injected into a closed die with lower temperature at a very high pressure and a relatively high speed, the molten material is kept (pressure maintaining) for a certain time and pressure, and is cooled to enable the molten material to be solidified and molded, and then the product can be taken out after the die is opened.
The movable mould of the extrusion injection molding machine is fixed on the movable seat through a plurality of bolts, and the movable mould is driven to move through the movement of the movable seat, so that when different products are produced, the movable mould needs to be replaced, and therefore the old movable mould needs to be disassembled, and then the new movable mould needs to be installed.
When the old movable mould is disassembled, two operators are required to be matched in a coordinated manner, one operator supports the movable mould to avoid falling of the movable mould in the disassembling process, and the other operator finishes the one-by-one disassembly of a plurality of bolts, so that the movable mould is disassembled; when a new movable die is installed, two operators are matched to align the bolt holes on the movable die with the bolt holes on the movable seat, so that preliminary positioning is performed, then one operator supports the movable die to avoid movement of the movable die in the installation process, and the other operator installs a plurality of bolts one by one; the disassembly and assembly process is tedious and inconvenient, and has larger consumption on time and energy of operators, and the manual output cost is high.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides an extrusion injection molding machine which is convenient for replacing a die.
The extrusion injection molding machine convenient for replacing the die provided by the utility model adopts the following technical scheme:
the utility model provides an extrusion molding machine convenient to change mould, includes the brace table, be provided with organism and cover half on the brace table, the nozzle of organism with the runner intercommunication of cover half, the brace table is gone up to slide and is equipped with and removes the seat, be provided with first driving piece on the brace table, first driving piece is used for the drive remove the seat along keeping away from or being close to the direction removal of cover half, remove sliding connection has the movable mould on the seat, the die cavity has been seted up on the movable mould, it can supply to go up to offer on the movable mould spout of roll-off, it is used for fixing to be provided with on the movable seat the fastener of movable mould position.
By adopting the technical scheme, in the use process of the extrusion injection molding machine, the movable die is fixed on the movable seat through the fastener, the first driving piece drives the movable seat to slide along the direction close to the fixed die, the movable die is driven to slide by the sliding of the movable seat, the nozzle and the sprue are communicated with the cavity when the movable die slides to be attached to the fixed die, and at the moment, the machine body extrudes molten plastic into the cavity through the nozzle and the sprue, so that the injection molding operation is completed; when the movable die is disassembled, the movable die is separated from the fixed die, the fastening piece releases the fixation of the movable die, at the moment, the movable die can slide on the movable seat, and the movable die slides along the direction away from the movable seat until the movable die slides out of the sliding groove, so that the disassembly of the movable die is completed; when the movable mould is installed, the movable mould enters the movable seat through the sliding groove, the movable mould slides to completely slide into the movable seat, and then the movable mould is fixed on the movable seat through the fastener, so that the installation of the movable mould is completed; the cooperation of each part of above-mentioned in-process can improve the convenience of movable mould dismouting in-process operation, and the dismouting in-process needs the special man to support and fix a position the movable mould, only needs an operating personnel to realize the dismouting to the movable mould, labour saving and time saving, further reduces manual output cost.
Optionally, the fastening piece includes a plurality of fastening bolts that threaded connection is in on the movable seat, offer on the movable mould can supply fastening bolt inserts the jack.
Through adopting above-mentioned technical scheme, when installing the movable mould, slide into the movable mould through the spout on the movable seat, wear to locate fastening bolt on the movable mould afterwards, thereby twist the fastening bolt again and fix the movable mould.
Optionally, the movable seat is provided with a pressing frame in a sliding manner, each fastening bolt is coaxially and fixedly connected with a second driven gear, a plurality of linkage rods are rotationally connected to the pressing frame, a second driving gear is coaxially and fixedly connected to the linkage rods, and the second driving gear and the second driven gears are meshed with each other and are located in the pressing frame.
By adopting the technical scheme, the compression frame can slide along the direction away from or close to the movable mould, when one linkage rod is rotated, the second driving gear on the linkage rod rotates, so that the second driven gear is driven to rotate, a plurality of fastening bolts are further driven to synchronously rotate, and when the rotation of the fastening bolts drives the compression frame to slide along the direction close to the movable mould, the movable mould can be abutted against, so that the position of the movable mould is fixed; the cooperation of each part of above-mentioned in-process for rotate a gangbar and can realize the synchronous rotation of a plurality of bolts, further improve the convenience of operation.
Optionally, the fastener includes with the screw rod that removes the seat rotation is connected, remove and be provided with on the seat and be used for the drive screw rod pivoted second driving piece, offer on the movable mould with screw rod screw thread fit's mating holes.
Through adopting above-mentioned technical scheme, when installing the movable mould for cooperation hole and screw rod on the movable mould align, and second driving piece drive screw rod rotates, thereby makes the movable mould slide into in the removal seat, and then second driving piece drive screw rod stops rotating, can be with the fixed position of movable mould, and the slip and the fixed combination of removal seat are with above-mentioned process, further improve the convenience of operation.
Optionally, two parallel screws are rotatably connected to the movable seat, and two matching holes are formed in the movable mould; the driving piece comprises a transmission rod which is rotationally connected with the movable seat, a driving motor is arranged on the movable seat, and an output shaft of the driving motor is fixedly connected with the transmission rod in a coaxial way; the transmission rod is coaxially and fixedly connected with two first driving gears, each screw rod is coaxially and fixedly connected with a first driven gear, and the two first driven gears are respectively meshed with one first driving gear.
Through adopting above-mentioned technical scheme, the rotation of driving motor output shaft drives the transfer line and rotates, and the rotation of transfer line drives two first driving gears and rotates to drive two first driven gears and rotate, realize the synchronous rotation of two screw rods, make the movable mould both ends carry out synchronous slip from this, thereby improve the stability of movable mould slip in-process.
Optionally, a guide groove is formed in the moving seat, and the moving die is located in the guide groove and is in sliding fit with the guide groove.
Through adopting above-mentioned technical scheme, the guide way limits the slip direction of removal seat, prevents to remove the gliding in-process of seat and appear the circumstances of dislocation, improves the stability of removing the gliding in-process of seat.
Optionally, a plurality of balls are uniformly embedded in the guide groove along the length direction.
Through adopting above-mentioned technical scheme, when moving the seat and sliding in the guide way, the ball contacts with moving the seat and rolls, reduces the friction that produces when moving seat and guide way contact from this to improve the flexibility of moving the seat when sliding.
Optionally, a limiting plate is disposed on a side of the movable seat away from the chute.
Through adopting above-mentioned technical scheme, when the movable mould slides to with limiting plate butt, the movable mould can't the syntropy continue to slide, through the fastener with the movable mould fixed this moment can, through the setting of limiting plate in order to prevent that the locking mould from sliding excessively on the removal seat, and have the effect of carrying out preliminary location to the movable mould.
In summary, the present utility model includes at least one of the following beneficial technical effects:
1. the convenience of operation in the process of disassembly and assembly of the movable mould can be improved, in the process of disassembly and assembly, a special person is required to support and position the movable mould, and the movable mould can be disassembled and assembled by only one operator, so that time and labor are saved, and the manual output cost is further reduced;
2. when the movable mould slides to be abutted with the limiting plate, the movable mould cannot continuously slide in the same direction, the movable mould is fixed through the fastening piece, the stop mould is prevented from excessively sliding on the movable seat through the arrangement of the limiting plate, and the movable seat is preliminarily positioned.
Drawings
FIG. 1 is a schematic overall structure of embodiment 1;
FIG. 2 is a cross-sectional view of the movable seat and movable mold of FIG. 1 mated;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is a schematic view of the mobile station of FIG. 1;
FIG. 5 is a schematic overall structure of embodiment 2;
FIG. 6 is a schematic view of the movable base and movable mold of FIG. 5 mated;
fig. 7 is a schematic view of the drive rod and screw engagement of fig. 6.
Reference numerals illustrate: 1. a support table; 2. a body; 3. a fixed mold; 4. a movable seat; 5. a first driving member; 51. a cylinder; 6. a movable mold; 7. a cavity; 8. a chute; 9. a guide groove; 10. a ball; 11. a screw; 12. a second driving member; 121. a transmission rod; 122. a driving motor; 123. a first drive gear; 124. a first driven gear; 13. a fastening bolt; 14. a knob; 15. a compression frame; 16. a second drive gear; 17. a linkage rod; 18. a second driven gear; 19. a limiting plate; 20. a handle.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-7.
Example 1
Example 1 discloses an extrusion injection molding machine that facilitates die replacement. Referring to fig. 1 and 2, an extrusion injection molding machine for facilitating the replacement of a mold includes a support table 1, an organism 2 and a fixed mold 3 are fixedly installed on the support table 1, a nozzle of the organism 2 is communicated with a sprue of the fixed mold 3, a movable seat 4 is slidably arranged on the support table 1, a cylinder 51 is installed on the support table 1, and the cylinder 51 is used for driving the movable seat 4 to move in a direction away from or approaching to the fixed mold 3; the movable seat 4 is connected with a movable mould 6 in a sliding manner, a cavity 7 is formed in the movable mould 6, a chute 8 for the movable mould 6 to slide out is formed in the movable seat 4, and a fastener for fixing the position of the movable mould 6 is arranged on the movable seat 4.
In the embodiment of the present utility model, the first driving member 5 is selected as the air cylinder 51, and in other embodiments, the first driving member 5 may be an air rod or a telescopic rod.
Referring to fig. 2, a limiting plate 19 is fixed on one side of the movable seat 4 away from the chute 8, and when the movable mold 6 slides to abut against the limiting plate 19, the movable mold 6 cannot slide in the same direction, so that the movable mold 6 can be initially positioned.
Referring to fig. 3 and 4, two parallel guide grooves 9 are formed in the moving seat 4, and a plurality of balls 10 are uniformly embedded in the guide grooves 9 along the length direction; the movable mould 6 is fixedly provided with a handle 20, and two ends of the movable mould 6 are respectively positioned in a guide groove 9 and are in sliding fit with the guide groove 9; when the movable seat 4 slides in the guide groove 9, the balls 10 are in contact with the movable seat 4 and roll, so that friction generated when the movable seat 4 is in contact with the guide groove 9 is reduced, the guide groove 9 limits the sliding direction of the movable seat 4, dislocation of the movable seat 4 in the sliding process is prevented, and the stability of the movable seat 4 in the sliding process is improved.
Referring to fig. 2 and 3, the fastener comprises a compression frame 15 slidably connected with the movable seat 4, the compression frame 15 can slide along a direction away from or approaching to the movable mold 6, a plurality of fastening bolts 13 are rotationally connected to the compression frame 15, insertion holes for inserting the fastening bolts 13 are formed in the movable mold 6, and the fastening bolts 13 are in threaded fit with the movable seat 4; each fastening bolt 13 is coaxially and fixedly connected with a second driven gear 18, the pressing frame 15 is rotationally connected with a plurality of linkage rods 17, a knob 14 is fixed on one linkage rod 17, the linkage rods 17 are coaxially and fixedly connected with a second driving gear 16, and the second driving gear 16 and the second driven gear 18 are meshed with each other and are located in the pressing frame 15.
The rotary knob 14 can drive one linkage rod 17 to rotate, so that a second driving gear 16 on the linkage rod 17 is driven to rotate, a second driven gear 18 is driven to rotate, a plurality of fastening bolts 13 are further driven to synchronously rotate, and when the fastening bolts 13 rotate to drive the compression frame 15 to slide along the direction close to the movable die 6, the movable die 6 can be abutted tightly, so that the position of the movable die 6 is fixed.
The implementation principle of the embodiment 1 is as follows: in the use process of the extrusion injection molding machine, the movable mold 6 is fixed on the movable seat 4 through the compression frame 15 and the fastening bolt 13, the cylinder 51 drives the movable seat 4 to slide along the direction close to the fixed mold 3, the sliding of the movable seat 4 drives the movable mold 6 to slide, when the movable mold 6 slides to be attached to the fixed mold 3, the nozzle and the sprue are communicated with the cavity 7, and at the moment, the machine body 2 extrudes molten plastic into the cavity 7 through the nozzle and the sprue, so that the injection molding operation is completed; when the movable die 6 is disassembled, the movable die 6 is separated from the fixed die 3, the fixing of the movable die 6 is released by the compression frame 15 and the fastening bolts 13, at the moment, the movable die 6 can slide on the movable seat 4, and the movable die 6 slides along the direction away from the movable seat 4 until the movable die 6 slides out of the sliding grooves 8, so that the disassembly of the movable die 6 is completed; when the movable mould 6 is installed, the movable mould 6 enters the movable seat 4 through the chute 8, the movable mould 6 is slid completely onto the movable seat 4, and then the movable mould 6 is fixed on the movable seat 4, so that the installation of the movable mould 6 is completed; the cooperation of each part of above-mentioned in-process can improve movable mould 6 dismouting in-process operation's convenience, and the dismouting in-process needs the special man to support and fix a position movable mould 6, only needs an operating personnel to realize the dismouting to movable mould 6, labour saving and time saving, further reduces manual output cost.
Example 2
Example 2 differs from example 1 in that: referring to fig. 5 and 6, the fastener comprises two screws 11 rotatably connected with the movable seat 4, the two screws 11 are parallel to each other, the two screws 11 are respectively positioned in a guide groove 9, and two matching holes in threaded fit with the screws 11 are formed in the movable mold 6; referring to fig. 6 and 7, a driving motor 122 is mounted on the movable seat 4, an output shaft of the driving motor 122 is coaxially and fixedly connected with a transmission rod 121, and the transmission rod 121 is rotatably connected with the movable seat 4; the transmission rod 121 is coaxially and fixedly connected with two first driving gears 123, each screw 11 is coaxially and fixedly connected with a first driven gear 124, and the two first driven gears 124 are respectively meshed with one first driving gear 123.
The implementation principle of the embodiment 2 is as follows: when the movable mould 6 is installed, the matching holes on the movable mould 6 are aligned with the screw rods 11, the rotation of the output shaft of the driving motor 122 drives the transmission rod 121 to rotate, the rotation of the transmission rod 121 drives the two first driving gears 123 to rotate, thereby driving the two first driven gears 124 to rotate, synchronous rotation of the two screw rods 11 is realized, and therefore the two ends of the movable mould 6 synchronously slide, the movable mould 6 slides into the movable seat 4, and when the movable mould 6 slides to be in abutting connection with the limiting plate 19, the driving motor 122 stops operating, so that the movable mould 6 is fixed on the movable seat 4.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (8)
1. The utility model provides an extrusion molding machine convenient to change mould, includes brace table (1), be provided with organism (2) and cover half (3) on brace table (1), the nozzle of organism (2) with the runner intercommunication of cover half (3), the brace table (1) is gone up to slide and is equipped with and removes seat (4), be provided with first driving piece (5) on brace table (1), first driving piece (5) are used for the drive remove seat (4) along keeping away from or being close to the direction of cover half (3), its characterized in that: the movable die is characterized in that a movable die (6) is connected to the movable base (4) in a sliding manner, a cavity (7) is formed in the movable die (6), a sliding groove (8) for the movable die (6) to slide out is formed in the movable base (4), and a fastener for fixing the position of the movable die (6) is arranged on the movable base (4).
2. An extrusion-injection machine for facilitating die change as defined in claim 1, wherein: the fastening piece comprises a plurality of fastening bolts (13) which are connected to the movable seat (4) in a threaded mode, and insertion holes into which the fastening bolts (13) can be inserted are formed in the movable die (6).
3. An extrusion-injection machine for facilitating die change according to claim 2, wherein: the movable seat (4) is provided with a pressing frame (15) in a sliding manner, each fastening bolt (13) is coaxially and fixedly connected with a second driven gear (18), a plurality of linkage rods (17) are rotationally connected to the pressing frame (15), a second driving gear (16) is coaxially and fixedly connected to the linkage rods (17), and the second driving gears (16) and the second driven gears (18) are meshed with each other and are located in the pressing frame (15).
4. An extrusion-injection machine for facilitating die change as defined in claim 1, wherein: the fastener comprises a screw rod (11) which is rotationally connected with the movable seat (4), a second driving piece (12) which is used for driving the screw rod (11) to rotate is arranged on the movable seat (4), and a matching hole which is in threaded fit with the screw rod (11) is formed in the movable die (6).
5. An extrusion injection molding machine for facilitating mold change as defined in claim 4, wherein: two parallel screw rods (11) are rotationally connected to the movable seat (4), and two matching holes are formed in the movable die (6); the driving piece comprises a transmission rod (121) which is rotationally connected with the movable seat (4), a driving motor (122) is arranged on the movable seat (4), and an output shaft of the driving motor (122) is fixedly connected with the transmission rod (121) in a coaxial way; two first driving gears (123) are coaxially and fixedly connected to the transmission rod (121), a first driven gear (124) is coaxially and fixedly connected to each screw rod (11), and the two first driven gears (124) are respectively meshed with one first driving gear (123).
6. An extrusion-injection machine for facilitating die change as defined in claim 1, wherein: the movable seat (4) is provided with a guide groove (9), and the movable die (6) is positioned in the guide groove (9) and is in sliding fit with the guide groove (9).
7. An extrusion injection molding machine for facilitating mold change as defined in claim 6, wherein: a plurality of balls (10) are uniformly embedded in the guide groove (9) along the length direction.
8. An extrusion-injection machine for facilitating die change as defined in claim 1, wherein: one side of the movable seat (4) far away from the chute (8) is provided with a limiting plate (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320350389.7U CN219903082U (en) | 2023-07-31 | 2023-07-31 | Extrusion injection molding machine convenient to change mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320350389.7U CN219903082U (en) | 2023-07-31 | 2023-07-31 | Extrusion injection molding machine convenient to change mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219903082U true CN219903082U (en) | 2023-10-27 |
Family
ID=88436222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320350389.7U Active CN219903082U (en) | 2023-07-31 | 2023-07-31 | Extrusion injection molding machine convenient to change mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219903082U (en) |
-
2023
- 2023-07-31 CN CN202320350389.7U patent/CN219903082U/en active Active
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