CN220499895U - Material preparation extrusion die head for double-screw extruder - Google Patents
Material preparation extrusion die head for double-screw extruder Download PDFInfo
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- CN220499895U CN220499895U CN202321815326.0U CN202321815326U CN220499895U CN 220499895 U CN220499895 U CN 220499895U CN 202321815326 U CN202321815326 U CN 202321815326U CN 220499895 U CN220499895 U CN 220499895U
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- sliding
- screw extruder
- extrusion die
- block
- sliding sleeve
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- 238000001125 extrusion Methods 0.000 title claims abstract description 46
- 239000000463 material Substances 0.000 title claims abstract description 12
- 238000002360 preparation method Methods 0.000 title description 3
- 238000009434 installation Methods 0.000 claims abstract description 6
- 230000002146 bilateral effect Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 235000012438 extruded product Nutrition 0.000 description 1
- 230000035553 feeding performance Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a material manufacturing extrusion die head for a double-screw extruder, which comprises an extruder head and a fixed shaft, wherein the side surface of the extruder head is provided with the fixed shaft, the front end of the fixed shaft is provided with a connecting plate, the outer surface of the fixed shaft is symmetrically provided with sliding grooves, the upper end of the outer surface of the fixed shaft is provided with a hidden groove, the inner wall of the hidden groove is symmetrically provided with a groove, a fixed rod is arranged in the groove, a stop block is arranged in the hidden groove, the left end and the right end of the stop block are provided with moving blocks, the moving blocks are sleeved on the outer surface of the fixed rod, the lower end of the stop block is provided with a first spring which is fixedly connected with the bottom of the hidden groove, the outer surface of the fixed shaft is sleeved with a sliding sleeve, the sliding sleeve is in sliding connection with the fixed shaft, the inner wall of the sliding sleeve is symmetrically provided with sliding blocks, and the two sliding blocks are respectively positioned in the two sliding grooves. According to the utility model, the corresponding extrusion die heads can be quickly installed on the extrusion heads of the double-screw extruder according to actual installation requirements, and meanwhile, the installation is convenient and quick, so that the extrusion die heads are convenient to install and detach.
Description
Technical Field
The utility model relates to the field of extrusion dies, in particular to a material preparation extrusion die for a double-screw extruder.
Background
The double-screw extruder is developed on the basis of a single-screw extruder, and has been widely applied to the molding processing of extruded products due to the characteristics of good feeding performance, mixing plasticizing performance, exhaust performance, extrusion stability and the like. The extrusion die through hole of the existing double-screw extruder is generally in a single specific shape, when particles with different shapes are required to be prepared, different extrusion dies are required to be replaced, the required extrusion dies are required to be found out from a tool box, time is wasted, and the extrusion die is not convenient enough, meanwhile, the extrusion dies and the double-screw extruder are generally connected through bolts, and when the double-screw extruder is installed and detached, a plurality of bolts are required to be screwed, so that the installation and the detachment are not convenient and fast enough. Accordingly, a material extrusion die for a twin screw extruder is provided by those skilled in the art to solve the above-mentioned problems in the background art.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a material manufacturing extrusion die head for a double-screw extruder, which comprises an extruder head and a fixed shaft, wherein the side surface of the extruder head is provided with the fixed shaft, the front end of the fixed shaft is provided with a connecting plate, the outer surface of the fixed shaft is symmetrically provided with sliding grooves in a left-right manner, the upper end of the outer surface of the fixed shaft is provided with a hidden groove, the inner wall of the hidden groove is symmetrically provided with a groove, a fixed rod is arranged in the groove, a stop block is arranged in the hidden groove, the left end and the right end of the stop block are provided with moving blocks, the moving blocks are sleeved on the outer surface of the fixed rod, the lower end of the stop block is provided with a first spring, and the first spring is fixedly connected with the bottom of the hidden groove;
the outer surface of the fixed shaft is sleeved with a sliding sleeve, the sliding sleeve is in sliding connection with the fixed shaft, sliding blocks are symmetrically arranged on the inner wall of the sliding sleeve, the two sliding blocks are respectively positioned in the two sliding grooves, the upper end of the outer surface of the sliding sleeve is provided with a clamping groove, the upper end of the outer surface of the sliding sleeve is provided with a positioning rod, the positioning rod is positioned at the rear of the clamping groove, the outer surface of the positioning rod is sleeved with a pull block, the lower end of the pull block is provided with a clamping block, the clamping block corresponds to the position of the clamping groove, the outer surface of the positioning rod is sleeved with a spring II, and the spring II is positioned above the pull block;
the rotary sleeve is connected in a rotating mode to the outer surface of the sliding sleeve, a plurality of extending rods are mounted on the outer surface of the rotary sleeve, one ends of the extending rods are provided with extrusion dies, die holes are formed in the extrusion dies, the die holes in the plurality of extrusion dies are of different types, a plurality of through holes are formed in the outer surface of the rotary sleeve, and the through holes correspond to the clamping grooves.
Preferably: screw grooves are symmetrically formed in the side face of the extruder head.
Preferably: the left end of the connecting plate is provided with an arc-shaped plate, and fastening bolts are symmetrically arranged in the arc-shaped plate.
Preferably: the rear end face of the stop block is a cambered surface.
Preferably: and a limiting block is arranged at the upper end of the positioning rod.
Preferably: and a pull ring is arranged at the upper end of the pull block.
The utility model has the technical effects and advantages that:
according to the utility model, the corresponding extrusion die heads can be quickly installed on the extrusion heads of the double-screw extruder according to actual installation requirements, and meanwhile, the installation is convenient and fast, so that the extrusion die heads are convenient to install and disassemble.
Drawings
FIG. 1 is a schematic structural view of the present application;
FIG. 2 is a schematic structural view of the connection plate of the present application;
FIG. 3 is a schematic structural view of the stationary shaft of the present application;
FIG. 4 is a schematic structural view of the sliding sleeve of the present application;
FIG. 5 is a schematic view of the structure of the extrusion die of the present application;
in the figure: 1. an extruder head; 2. a fixed shaft; 3. a connecting plate; 4. an arc-shaped plate; 5. a fastening bolt; 6. a chute; 7. hiding the groove; 8. a groove; 9. a fixed rod; 10. a stop block; 11. a moving block; 12. a first spring; 13. a sliding sleeve; 14. a slide block; 15. a clamping groove; 16. a positioning rod; 17. pulling blocks; 18. a clamping block; 19. a second spring; 20. a rotating sleeve; 21. a through hole; 22. an extension rod; 23. an extrusion die; 24. die holes.
Description of the embodiments
The utility model will be described in further detail with reference to the drawings and the detailed description. The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Referring to fig. 1-5, in this embodiment, a material extrusion die head for a twin-screw extruder is provided, which comprises an extruder head 1 and a fixed shaft 2, wherein the side surface of the extruder head 1 is symmetrically provided with a thread groove, the side surface of the extruder head 1 is provided with the fixed shaft 2, the front end of the fixed shaft 2 is provided with a connecting plate 3, the left end of the connecting plate 3 is provided with an arc plate 4, the inside of the arc plate 4 is symmetrically provided with a fastening bolt 5, the outer surface of the fixed shaft 2 is symmetrically provided with a sliding groove 6, the upper end of the outer surface of the fixed shaft 2 is provided with a hidden groove 7, the inner wall of the hidden groove 7 is symmetrically provided with a groove 8, the inside of the groove 8 is provided with a fixed rod 9, a stop block 10 is arranged in the hidden groove 7, the rear end surface of the stop block 10 is an arc surface, the left end and the right end of the stop block 10 is provided with a moving block 11, the moving block 11 is sleeved on the outer surface of the fixed rod 9, the lower end of the stop block 10 is provided with a spring one 12, the spring one 12 is fixedly connected with the bottom of the hidden groove 7, the outer surface of the fixed shaft 2 is sleeved with a sliding sleeve 13, the sliding sleeve 13 is in sliding connection with the fixed shaft 2, the sliding blocks 14 are symmetrically arranged on the inner wall of the sliding sleeve 13, the two sliding blocks 14 are respectively positioned in the two sliding grooves 6, the clamping groove 15 is formed in the upper end of the outer surface of the sliding sleeve 13, the positioning rod 16 is arranged at the upper end of the sliding sleeve 13, the positioning rod 16 is positioned behind the clamping groove 15, the limiting block is arranged at the upper end of the positioning rod 16, the pull block 17 is sleeved on the outer surface of the positioning rod 16, the pull ring is arranged at the upper end of the pull block 17, the clamping block 18 corresponds to the position of the clamping groove 15, the spring II 19 is sleeved on the outer surface of the positioning rod 16, the spring II 19 is positioned above the pull block 17, the outer surface of the sliding sleeve 13 is rotationally connected with the rotary sleeve 20, the plurality of extension rods 22 are arranged on the outer surface of the rotary sleeve 20, the extrusion dies 23 are arranged at one ends of the extension rods 22, the extrusion dies 23 are arranged in the extrusion dies 24, the die holes 24 in the extrusion dies 23 are all of different types, the outer surface of the rotary sleeve 20 is provided with a plurality of through holes 21, and the through holes 21 correspond to the positions of the clamping grooves 15.
The working principle of the utility model is as follows: the fixed shaft 2 is screwed into a thread groove through the fastening bolt 5, the fixed shaft 2 is arranged on one side of the extruder head 1, an extrusion die 23 needing a die hole 24 is selected, the rotary sleeve 20 rotates on the outer surface of the sliding sleeve 13, the rotary sleeve 20 drives the extrusion die 23 to rotate to the position of the extruder head 1, then the pull block 17 is pushed to descend through the second spring 19, the pull block 17 drives the clamping block 18 to be inserted into the clamping groove 15 through the corresponding through hole 21, the position of the rotary sleeve 20 is fixed, then the sliding sleeve 13 is pushed to move on the outer surface of the fixed shaft 2, the sliding block 14 moves to the front in the sliding groove 6, the sliding block 14 abuts against the front wall in the sliding groove 6, the sliding sleeve 13 drives the extrusion die 23 to move through the rotary sleeve 20 and the extending rod 22, the extrusion die 23 is arranged at the rear end of the extruder head 1, meanwhile, the stop block 10 loses the limiting force of the sliding sleeve 13, the stop block 10 is pushed to ascend through the first spring 12 to stop the sliding sleeve 13, the front end face of the stop block 10 is blocked by the sliding sleeve 13, the position of the sliding sleeve 13 is blocked through the sliding block 14, the sliding block 6 and the sliding block 13 is arranged at the rear end of the extruder head 1, when the extrusion die 23 is pushed to be replaced, the extrusion die 23 is pushed to move in the sliding block 7, and then the extrusion die 13 is pushed to leave the extrusion die 7 to the extrusion die 1 to be hidden by the sliding block 13.
It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present utility model without the inventive step, are intended to be within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.
Claims (6)
1. The utility model provides a material extrusion die head is made to twin-screw extruder, includes extruder aircraft nose (1) and fixed axle (2), its characterized in that, extruder aircraft nose (1) side sets up fixed axle (2), fixed axle (2) front end installation connecting plate (3), spout (6) are offered to fixed axle (2) surface bilateral symmetry, hidden groove (7) are offered to fixed axle (2) surface upper end, recess (8) are offered to hidden groove (7) inner wall symmetry, recess (8) internally mounted dead lever (9), set up dog (10) in hidden groove (7), movable block (11) are installed at both ends about dog (10), and movable block (11) cover is in dead lever (9) surface, spring one (12) are installed to dog (10) lower extreme, and spring one (12) fixed connection hidden groove (7) bottom;
the outer surface of the fixed shaft (2) is sleeved with a sliding sleeve (13), the sliding sleeve (13) is in sliding connection with the fixed shaft (2), sliding blocks (14) are symmetrically arranged on the inner wall of the sliding sleeve (13), the two sliding blocks (14) are respectively positioned in the two sliding grooves (6), the upper end of the outer surface of the sliding sleeve (13) is provided with a clamping groove (15), the upper end of the outer surface of the sliding sleeve (13) is provided with a positioning rod (16), the positioning rod (16) is positioned behind the clamping groove (15), the outer surface of the positioning rod (16) is sleeved with a pull block (17), the lower end of the pull block (17) is provided with a clamping block (18), the clamping block (18) corresponds to the position of the clamping groove (15), the outer surface of the positioning rod (16) is sleeved with a spring II (19), and the spring II (19) is positioned above the pull block (17);
the outer surface of the sliding sleeve (13) is rotationally connected with the rotary sleeve (20), a plurality of extending rods (22) are arranged on the outer surface of the rotary sleeve (20), one ends of the extending rods (22) are provided with extrusion dies (23), die holes (24) are formed in the extrusion dies (23), the die holes (24) in the plurality of extrusion dies (23) are of different types, a plurality of through holes (21) are formed in the outer surface of the rotary sleeve (20), and the through holes (21) correspond to the clamping grooves (15).
2. The material extrusion die head for the double-screw extruder according to claim 1, wherein the side surface of the extruder head (1) is symmetrically provided with thread grooves.
3. The material extrusion die head for the double-screw extruder according to claim 1, wherein an arc-shaped plate (4) is arranged at the left end of the connecting plate (3), and fastening bolts (5) are symmetrically arranged in the arc-shaped plate (4).
4. The material extrusion die head for the double-screw extruder according to claim 1, wherein the rear end surface of the stop block (10) is an arc surface.
5. The material extrusion die head for the double-screw extruder according to claim 1, wherein a limiting block is arranged at the upper end of the positioning rod (16).
6. A twin screw extruder die according to claim 1, wherein the pull block (17) is provided with a pull ring at its upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321815326.0U CN220499895U (en) | 2023-07-11 | 2023-07-11 | Material preparation extrusion die head for double-screw extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321815326.0U CN220499895U (en) | 2023-07-11 | 2023-07-11 | Material preparation extrusion die head for double-screw extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220499895U true CN220499895U (en) | 2024-02-20 |
Family
ID=89869080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321815326.0U Active CN220499895U (en) | 2023-07-11 | 2023-07-11 | Material preparation extrusion die head for double-screw extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220499895U (en) |
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2023
- 2023-07-11 CN CN202321815326.0U patent/CN220499895U/en active Active
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