CN219311907U - Hot runner forming device - Google Patents
Hot runner forming device Download PDFInfo
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- CN219311907U CN219311907U CN202320500867.8U CN202320500867U CN219311907U CN 219311907 U CN219311907 U CN 219311907U CN 202320500867 U CN202320500867 U CN 202320500867U CN 219311907 U CN219311907 U CN 219311907U
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- lower die
- upper die
- hot runner
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Abstract
The utility model discloses a hot runner forming device, which relates to the field of hot runners and comprises an upper die and a lower die, wherein the two side walls of the upper die and the lower die are respectively provided with a dismounting mechanism, the dismounting mechanism comprises first fixing plates positioned at the two sides of the lower die, a forming mechanism is arranged between the upper die and the lower die, the two side walls of the upper die are respectively provided with a second fixing plate, the upper end of the first fixing plate is provided with a screw rod at the position close to the two sides, the upper end of the second fixing plate is provided with a groove at the position close to the two sides, the bottom end in the groove is provided with a slot, a nut is inserted in the slot, and the bottom end in the groove is provided with two groups of positioning plates close to the edges of the slot; the utility model has the advantages that: the upper die and the lower die can be tightly attached together before forming to improve the tightness, and meanwhile, the upper die and the lower die are convenient to split after forming, so that the operation of workers is more convenient, the heating effect of raw materials in the hot runner is better, and the raw materials are effectively prevented from being condensed in the flowing process.
Description
Technical Field
The utility model relates to the field of hot runners, in particular to a hot runner forming device.
Background
The hot runner is a heating component system used in an injection mold, which injects melted plastic particles into a cavity of the mold, and the hot runner mold is a brand-new structure which heats runners and runners of a traditional mold or a three-plate mold, and the runners and runners do not need to be taken out during each forming.
However, in the prior art, after the hot runner molding device is used, the liquid flowing in the hot runner molding device is condensed to adhere the upper die and the lower die together, so that the upper die and the lower die are separated more troublesome.
Disclosure of Invention
The utility model aims to solve the technical problem of providing the hot runner molding device, which can enable the upper die and the lower die to be closely attached together before molding to improve the sealing property, and is convenient to split after molding, so that the operation of staff is more convenient.
In order to solve the technical problem, the technical scheme of the utility model is that the hot runner forming device comprises an upper die and a lower die, wherein the two side walls of the upper die and the lower die are respectively provided with a dismounting mechanism, the dismounting mechanisms comprise first fixing plates positioned at the two sides of the lower die, and a forming mechanism is arranged between the upper die and the lower die.
As a further aspect of the utility model: the upper die is characterized in that second fixing plates are arranged on two side walls of the upper die, screw rods are arranged at the upper end of the first fixing plate and close to two side positions, grooves are formed in the upper end of the second fixing plate and close to two side positions, slots are formed in the bottom ends of the grooves, nuts are inserted in the slots, and two groups of positioning plates are arranged at the bottom ends of the grooves and close to the edges of the slots.
As a further aspect of the utility model: a vertical shaft is arranged between the bottom end of the positioning plate and the bottom end of the groove, a screw is arranged between the other end of the positioning plate and the upper end of the nut, and the nut is sleeved on the screw in a spiral manner.
As a further aspect of the utility model: the bottom end of the first fixing plate is provided with a first motor, a rotating shaft of the first motor penetrates through the first fixing plate and is fixedly connected with the bottom end of the screw rod, and the depth of the slot is equal to the thickness of the second fixing plate.
As a further aspect of the utility model: the forming mechanism comprises a main runner arranged on the surfaces of an upper die and a lower die, two groups of branch runners are symmetrically arranged on the surfaces of the upper die and the lower die and are symmetrical relative to the main runner, branch runners are arranged between the two ends of the main runner and the two ends of the branch runners, a rotating shaft is arranged between the inner side walls of the branch runners, and a rotary groove is arranged on the surface of the rotating shaft.
As a further aspect of the utility model: the upper die and the lower die are internally provided with cavities, heating plates are inserted into the cavities, and a plurality of groups of heating rods are arranged in the heating plates at equal intervals.
As a further aspect of the utility model: and one end of the rotating shaft is provided with a second motor, and the heating plate is inserted into the upper die and the lower die through the cavity.
The technical scheme is adopted: the upper die is covered on the lower die, the top of the screw rod penetrates through the second fixing plate and the slot arranged at the upper end of the screw rod, the nut is sleeved on the screw rod, the nut is rotated to the inside of the slot along the screw rod, then the locating plate positioned in the groove is rotated to the upper end position of the nut through the vertical shaft, the screw penetrates through the locating plate to locate the nut, the nut cannot rotate in the slot, the screw rod is rotated clockwise through the first motor to enable the nut to drive the second fixing plate to move towards the position close to the first fixing plate, the upper die and the lower die can be further tightly closed together, during splitting, the screw rod is rotated anticlockwise to enable the nut to drive the second fixing plate to move upwards along the screw rod, so that the upper die can be driven to move towards the position far away from the lower die, the split is facilitated, the upper die and the lower die can be tightly attached together before forming to improve the sealing performance, and meanwhile the split is facilitated after forming, and the operation of workers is more convenient.
The heating plate is inserted into the cavity and is arranged in the upper die and the lower die, after being heated by the forming machine, the solid raw materials form liquid state and flow into the main runner, the raw materials flow into the branch runners on two sides respectively through the branch runners, at the moment, the second motor drives the rotating shaft to rotate in the branch runners, the rotating grooves formed in the rotating shaft can accelerate the flow velocity of the raw materials in the branch runners when stirring the raw materials, meanwhile, the heating rods arranged on the heating plate enable the main runner and the branch runners to keep high temperature in the heating plate through the upper die and the lower die, so that the raw materials are liquid state, then the raw materials flow out into the die through the other end of the main runner to be formed, through the operation, the heating effect of the raw materials positioned in the hot runner is good, and the raw materials are effectively prevented from being condensed in the flowing process.
Drawings
FIG. 1 is a schematic view of the overall structure of a hot runner molding apparatus;
FIG. 2 is a schematic view of a fixing plate of a hot runner molding apparatus;
FIG. 3 is a schematic diagram of a slot of a hot runner molding apparatus;
fig. 4 is a schematic structural view of a lower mold of a hot runner molding apparatus.
In the figure: 1. an upper die; 2. a lower die; 3. a disassembly and assembly mechanism; 4. a first fixing plate; 5. a screw; 6. a second fixing plate; 7. a groove; 8. a slot; 9. a positioning plate; 10. a nut; 11. a forming mechanism; 12. a main flow passage; 13. a branch flow passage; 14. a sub-runner; 15. a rotating shaft; 16. a rotary groove; 17. a cavity; 18. a heating plate; 19. and (5) heating the rod.
Detailed Description
The following describes the embodiments of the present utility model further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present utility model, but is not intended to limit the present utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
Example 1
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a hot runner forming device, includes mould 1 and lower mould 2, and mould 1 and lower mould 2 both sides wall all are provided with dismouting mechanism 3, and dismouting mechanism 3 is provided with forming mechanism 11 including the first fixed plate 4 that is located lower mould 2 both sides between mould 1 and the lower mould 2.
The upper die 1 both sides wall all is provided with second fixed plate 6, and first fixed plate 4 upper end just is close to both sides position and all is provided with screw rod 5, and recess 7 has all been seted up to the position that the both sides are close to second fixed plate 6 upper end, and slot 8 has been seted up to the inside bottom of recess 7, and slot 8 is inside to be inserted and is equipped with nut 10, and the inside bottom of recess 7 just is provided with two sets of locating plates 9 near slot 8 border position.
A vertical shaft is arranged between the bottom end of the positioning plate 9 and the bottom end of the groove 7, a screw is arranged between the other end of the positioning plate 9 and the upper end of the nut 10, and the nut 10 is sleeved on the screw 5 in a screw mode.
The bottom of the first fixed plate 4 is provided with a first motor, and the rotating shaft of the first motor penetrates through the first fixed plate 4 and is fixedly connected with the bottom of the screw 5, and the depth of the slot 8 is 1/2 of the thickness of the second fixed plate 6.
One end of the rotating shaft 15 is provided with a second motor, and a heating plate 18 is inserted into the upper die 1 and the lower die 2 through a cavity 17.
When the device is used, a worker covers the upper die 1 on the lower die 2, at the moment, the top of the screw 5 penetrates through the second fixing plate 6 and the slot 8 formed in the upper end of the screw 5, then the nut 10 is sleeved on the screw 5, the nut 10 is rotated anticlockwise to rotate the nut along the screw 5 to the inside of the slot 8, then the locating plate 9 located in the groove 7 is rotated to the upper end position of the nut 10 through the vertical shaft, the screw penetrates through the locating plate 9 to locate the nut 10, the nut 10 cannot rotate in the slot 8, the screw 5 is rotated clockwise through the first motor to enable the nut 10 to drive the second fixing plate 6 to move towards the position close to the first fixing plate 4, and then the upper die 1 and the lower die 2 are more tightly closed together, and during disassembly, the screw 5 is rotated anticlockwise to enable the nut 10 to drive the second fixing plate 6 to move upwards along the screw 5, so that the upper die 1 can be driven to move towards the position far away from the lower die 2, and the lower die 2 can be conveniently separated, the upper die 1 and the lower die 2 can be tightly attached together before forming, the upper die 1 and the lower die 2 can be conveniently separated, and the device can be conveniently and conveniently detached after the device is formed by the operator.
Example two
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a hot runner forming device, includes mould 1 and lower mould 2, and mould 1 and lower mould 2 both sides wall all are provided with dismouting mechanism 3, and dismouting mechanism 3 is provided with forming mechanism 11 including the first fixed plate 4 that is located lower mould 2 both sides between mould 1 and the lower mould 2.
Referring to fig. 4, the forming mechanism 11 includes a main runner 12 disposed on the surfaces of the upper mold 1 and the lower mold 2, two sets of sub runners 13 symmetrically disposed on the surfaces of the upper mold 1 and the lower mold 2 with respect to the main runner 12, sub runners 14 disposed between two ends of the main runner 12 and the sub runners 13, a rotating shaft 15 disposed between inner sidewalls of the sub runners 13, and a spin groove 16 disposed on the surface of the rotating shaft 15.
The upper die 1 and the lower die 2 are internally provided with cavities 17, heating plates 18 are inserted into the cavities 17, and a plurality of groups of heating rods 19 are equidistantly arranged in the heating plates 18.
Specifically, the heating plate 18 is inserted into the cavity 17 and is arranged in the upper die 1 and the lower die 2, after the solid raw materials are heated by the forming machine, liquid is formed and introduced into the main runner 12, the raw materials flow into the branch runners 13 on two sides respectively through the branch runners 14, at the moment, the second motor drives the rotating shaft 15 to rotate in the branch runners 13, the rotating grooves 16 formed in the rotating shaft 15 can accelerate the flow velocity of the raw materials in the branch runners 13 while stirring the raw materials, meanwhile, the heating rods 19 arranged on the heating plate 18 keep the inside of the main runner 12 and the inside of the branch runners 13 at high temperature by heating the upper die 1 and the lower die 2, so that the raw materials are liquid, then the raw materials flow out of the die through the other end of the main runner 12 for forming, and through the operation, the raw material heating effect in the hot runner is better, and the raw materials are effectively prevented from being condensed in the flowing process.
The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, and yet fall within the scope of the utility model.
Claims (7)
1. The utility model provides a hot runner molding device, includes mould (1) and lower mould (2), its characterized in that: the die comprises an upper die (1) and a lower die (2), wherein two side walls of the upper die (1) and the lower die (2) are respectively provided with a disassembly and assembly mechanism (3), the disassembly and assembly mechanism (3) comprises first fixing plates (4) positioned on two sides of the lower die (2), and a forming mechanism (11) is arranged between the upper die (1) and the lower die (2).
2. The hot runner molding apparatus as described in claim 1 wherein: the upper die is characterized in that second fixing plates (6) are arranged on two side walls of the upper die (1), screw rods (5) are arranged at the upper end of the first fixing plate (4) and close to two side positions, grooves (7) are formed in the upper end of the second fixing plate (6) and close to two side positions, slots (8) are formed in the bottom ends of the grooves (7), nuts (10) are inserted into the slots (8), and two groups of positioning plates (9) are arranged at the bottom ends of the grooves (7) and close to the edges of the slots (8).
3. A hot runner molding apparatus as claimed in claim 2 wherein: a vertical shaft is arranged between the bottom end of the locating plate (9) and the bottom end of the groove (7), a screw is arranged between the other end of the locating plate (9) and the upper end of the nut (10), and the nut (10) is spirally sleeved on the screw rod (5).
4. A hot runner molding apparatus as claimed in claim 3 wherein: the bottom of the first fixed plate (4) is provided with a first motor, a rotating shaft of the first motor penetrates through the first fixed plate (4) and is fixedly connected with the bottom of the screw rod (5), and the depth of the slot (8) is 1/2 of the thickness of the second fixed plate (6).
5. The hot runner molding apparatus as described in claim 1 wherein: the forming mechanism (11) comprises a main runner (12) which is arranged on the surfaces of the upper die (1) and the lower die (2), two groups of branch runners (13) are symmetrically arranged on the surfaces of the upper die (1) and the lower die (2) and are symmetrical relative to the main runner (12), a branch runner (14) is arranged between two ends of the main runner (12) and two ends of the branch runner (13), a rotating shaft (15) is arranged between the inner side walls of the branch runners (13), and a rotary groove (16) is formed in the surface of the rotating shaft (15).
6. The hot runner molding apparatus as described in claim 5 wherein: the novel hot plate is characterized in that cavities (17) are formed in the upper die (1) and the lower die (2), heating plates (18) are inserted into the cavities (17), and a plurality of groups of heating rods (19) are arranged in the heating plates (18) at equal intervals.
7. The hot runner molding apparatus as described in claim 6 wherein: one end of the rotating shaft (15) is provided with a second motor, and the heating plate (18) is inserted into the upper die (1) and the lower die (2) through the cavity (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320500867.8U CN219311907U (en) | 2023-03-15 | 2023-03-15 | Hot runner forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320500867.8U CN219311907U (en) | 2023-03-15 | 2023-03-15 | Hot runner forming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219311907U true CN219311907U (en) | 2023-07-07 |
Family
ID=87023035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320500867.8U Active CN219311907U (en) | 2023-03-15 | 2023-03-15 | Hot runner forming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219311907U (en) |
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2023
- 2023-03-15 CN CN202320500867.8U patent/CN219311907U/en active Active
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