CN219855619U - Quick-change mechanism for filter screen - Google Patents
Quick-change mechanism for filter screen Download PDFInfo
- Publication number
- CN219855619U CN219855619U CN202321245982.1U CN202321245982U CN219855619U CN 219855619 U CN219855619 U CN 219855619U CN 202321245982 U CN202321245982 U CN 202321245982U CN 219855619 U CN219855619 U CN 219855619U
- Authority
- CN
- China
- Prior art keywords
- connecting plate
- filter screen
- change mechanism
- quick change
- filtering device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 20
- 238000001914 filtration Methods 0.000 claims abstract description 20
- 230000008859 change Effects 0.000 claims abstract description 16
- 238000005507 spraying Methods 0.000 claims description 16
- 238000001125 extrusion Methods 0.000 claims description 10
- 239000010720 hydraulic oil Substances 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 abstract description 13
- 239000004033 plastic Substances 0.000 abstract description 13
- 238000000465 moulding Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 12
- 239000000243 solution Substances 0.000 description 9
- 239000006223 plastic coating Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a filter screen quick-change mechanism, which comprises: a first connection plate; a groove is formed in one side of the first connecting plate, and a filtering device is arranged on one side of the first connecting plate; the end face of one side of the first connecting plate, which is provided with the groove, is provided with a second connecting plate, the filtering device is clamped through the first connecting plate and the second connecting plate, and the filtering device is limited through the groove; the device promotes the connecting piece through hydraulic cylinder and moves down, further promotes the lift slide down motion, makes the counter bore position of placing the filter screen remove the below of first connecting plate, is convenient for change the filter screen, and the terminal surface of lift slide top is plugged to the passageway in the first connecting plate this moment, stops moulding plastics.
Description
Technical Field
The utility model relates to the technical field of plastic coating machines, in particular to a quick filter screen replacing mechanism.
Background
The plastic coating machine is usually additionally arranged at the front end of the preheating cylinder, hot-melt materials are injected and coated through the film spraying die head, and because the plastic liquid filter screen of the existing plastic coating extruder is required to be stopped and a heating system is stopped when the filter screen is replaced regularly, the whole film spraying die head, the right-angle seat and the like are disassembled after the standby head is cooled, the filter screen in the interior is overhauled and replaced, the flow channel of plastic liquid is difficult to clean, the whole replacement process needs more than 8 hours, and a large amount of time is consumed.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides a quick filter screen replacing mechanism.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: a screen quick change mechanism comprising:
a first connection plate;
a groove is formed in one side of the first connecting plate, and a filtering device is arranged on one side of the first connecting plate;
the first connecting plate is provided with a groove, a second connecting plate is arranged on the end face of one side of the groove, the filtering device is clamped through the first connecting plate and the second connecting plate, and the filtering device is limited through the groove.
As a further description of the above technical solution: the filtering device comprises a lifting slide plate, a circular counter bore is formed in the end face of the lifting slide plate, a plurality of fine through holes are formed in the end face of the counter bore, the through holes are distributed in a circumferential array, a filter screen is arranged on the inner side of the counter bore, and the range of the counter bore is smaller than the inner diameter of the first connecting plate.
As a further description of the above technical solution: the filter device is characterized in that a connecting piece is arranged on one side, away from the first connecting plate, of the filter device, the connecting piece is connected with the output end of the hydraulic oil cylinder, and the hydraulic oil cylinder pushes the connecting piece to reciprocate along the direction of the output shaft so as to drive the filter device to move in the groove of the first connecting plate.
As a further description of the above technical solution: the bottom of the hydraulic cylinder is provided with a fixed seat, and the fixed seat is connected with the first connecting plate through a fixed column.
As a further description of the above technical solution: the opposite side of first connecting plate is equipped with first connection pad, first connection pad with first connecting plate passes through bolted connection, the screw thread has been seted up to the inboard of first connection pad.
As a further description of the above technical solution: the first connecting pad is connected with the screw extrusion cylinder through threads, and a protective cover is arranged on the outer side of the screw extrusion cylinder.
As a further description of the above technical solution: the opposite side of second connecting plate passes through bolted connection second connection pad, the screw thread has been seted up to second connection pad inboard, the second connection pad is connected with the right angle seat through the screw thread.
As a further description of the above technical solution: the output end of the right-angle seat is fixed with the connecting cylinder through a bolt, and the output end of the connecting cylinder is connected with the film spraying die head.
As a further description of the above technical solution: the inner side of the film spraying die head is provided with a cavity, the lower part of the film spraying die head is provided with a film outlet, and the film outlet is an elongated notch.
As a further description of the above technical solution: and a suspender hole is formed in the end face of the right-angle seat and the end face of the laminating die head in the same side direction.
The technical scheme has the following advantages or beneficial effects:
1. the connecting piece is pushed to move downwards through the hydraulic oil cylinder, the lifting slide plate is further pushed to move downwards, the counter bore position for placing the filter screen is moved to the lower side of the first connecting plate, the filter screen is convenient to replace, and at the moment, the end face above the lifting slide plate is used for plugging a channel in the first connecting plate, and injection molding is stopped.
2. The filter screen can be replaced at any time, and the operation can be performed under the condition that the heating system is not stopped, so that the replacement time is greatly shortened, the utilization rate and the productivity of equipment are improved, and the labor intensity and the labor cost of staff are reduced.
Drawings
FIG. 1 is a perspective view of a quick change mechanism according to the present utility model;
FIG. 2 is a front view of a quick change mechanism according to the present utility model;
FIG. 3 is a side view of a quick change mechanism according to the present utility model;
fig. 4 is a cross-sectional view in the direction a in fig. 3.
Legend description:
1. a first connection plate; 2. a filtering device; 3. a second connecting plate; 4. a lifting slide plate; 5. a connecting piece; 6. a hydraulic cylinder; 7. fixing the column; 8. a first connection pad; 9. a screw extrusion barrel; 10. a protective cover; 11. a second connection pad; 12. a right-angle seat; 13. a connecting cylinder; 14. a film spraying die head; 15. a film outlet; 16. a boom hole; 17. and (5) a filter screen.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, one embodiment provided by the present utility model is: a screen quick change mechanism comprising: a first connection plate 1; a groove is formed in one side of the first connecting plate 1, and a filter device 2 is arranged on one side of the first connecting plate 1; the first connecting plate 1 is provided with a groove, a second connecting plate 3 is arranged on one side end face of the groove, the filtering device 2 is clamped through the first connecting plate 1 and the second connecting plate 3, and the filtering device 2 is limited through the groove.
In this embodiment, one side of the filter device 2 away from the first connecting plate 1 is provided with a connecting piece 5, the connecting piece 5 is connected with the output end of the hydraulic cylinder 6, the hydraulic cylinder 6 pushes the connecting piece 5 to move downwards, and further pushes the lifting slide plate 4 to move downwards, so that the position of a counter bore for placing the filter screen 17 moves to the lower side of the first connecting plate 1, the filter screen 17 is convenient to replace, at the moment, the end face above the lifting slide plate 4 seals a channel in the first connecting plate 1, injection molding is stopped, the end face of the first connecting plate 1 is provided with a groove, and the groove penetrates through the upper end face and the lower end face of the first connecting plate 1, so that the lifting slide plate 4 can reciprocate in the vertical direction.
The fixing base is installed to the bottom of hydraulic cylinder 6, and the fixing base is connected with first connecting plate 1 through fixed column 7, can support hydraulic cylinder to make the shutoff section of lifting slide 4 upwards extend.
The filtering device 2 comprises a lifting slide plate 4, a circular counter bore is formed in the end face of the lifting slide plate 4, a plurality of fine through holes are formed in the end face of the counter bore, the through holes are distributed in a circumferential array, a filter screen 17 is arranged on the inner side of the counter bore, and the opening range of the counter bore is smaller than the inner diameter of the first connecting plate 1.
In this embodiment, the end face of counter bore is offered and is being close to one side of first connecting plate 1, is letting in the in-process of PP plastic liquid, and filter screen 17 filters the plastic liquid, and filter screen 17 laminating mutually with the terminal surface of through-hole prevents that filter screen 17 from taking place deformation when filtering, and the through-hole of seting up can carry the plastic liquid after filtering.
The other side of the first connecting plate 1 is provided with a first connecting pad 8, the first connecting pad 8 is connected with the first connecting plate 1 through a bolt, and the inner side of the first connecting pad 8 is provided with threads; the first connecting pad 8 is connected with the screw extrusion cylinder 9 through threads, and a protective cover 10 is arranged on the outer side of the screw extrusion cylinder 9.
In this embodiment, the protection cover 10 is a heating ring protection cover, and prevents the heated plastic liquid from being scalded after heat conduction through the screw extrusion cylinder 9, and the screw extrusion cylinder 9 is installed on one side of the first connecting plate 1 through the first connecting pad, so that the PP plastic liquid is filtered by contacting the first connecting plate 1 with the filtering device 2.
The opposite side of the second connecting plate 3 is connected with a second connecting pad 11 through a bolt, the inner side of the second connecting pad 11 is provided with threads, the second connecting pad 11 is connected with a right-angle seat 12 through threads, the output end of the right-angle seat 12 is fixed with a connecting cylinder 13 through a bolt, the output end of the connecting cylinder 13 is connected with a film spraying die head 14, and filtered plastic liquid can be conveyed into the inner cavity of the lower film spraying die head 14 through the right-angle seat 12 and the connecting cylinder 13.
The cavity is arranged at the inner side of the film spraying die head 14, a film outlet 15 is arranged below the film spraying die head 14, and the film outlet 15 is a slender notch, so that plastic liquid can flow out from the film outlet 15 under the action of the plastic liquid conveyed in by extrusion.
The end surfaces of the right-angle seat 12 and the film spraying die head 14 in the same side direction are provided with a hanging rod hole 16, and the film spraying die head 14 and the right-angle seat 12 are fixedly arranged on a frame of the plastic coating machine through the hanging rod hole 16.
Working principle: when the filter screen is required to be replaced, the main motor of the screw extruder is firstly turned off, so that plastic liquid is not extruded and fed any more, the pressure increasing and descending button of the hydraulic pump station is started, the hydraulic cylinder 6 pushes the lifting slide plate 4 to move downwards to a limiting point, the original filter screen 17 is taken out after the filter screen 17 is completely exposed out of the first connecting plate 1, the new filter screen 17 is replaced, the lifting button of the hydraulic pump station is started, the lifting slide plate 4 is lifted to the limiting point, and the main motor of the screw extruder is started again to carry out plastic liquid conveying, so that the replacement process of the filter screen 17 is completed.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (10)
1. A quick change mechanism for a filter screen, comprising:
a first connection plate (1);
a groove is formed in one side of the first connecting plate (1), and a filtering device (2) is arranged on one side of the first connecting plate (1);
the first connecting plate (1) is provided with a second connecting plate (3) on one side end face of the groove, the filtering device (2) is clamped through the first connecting plate (1) and the second connecting plate (3), and the filtering device (2) is limited through the groove.
2. A quick change mechanism for a filter screen according to claim 1, wherein: the filtering device (2) comprises a lifting slide plate (4), a circular counter bore is formed in the end face of the lifting slide plate (4), a plurality of fine through holes are formed in the end face of the counter bore, the through holes are distributed in a circumferential array, a filter screen (17) is arranged on the inner side of the counter bore, and the opening range of the counter bore is smaller than the inner diameter of the first connecting plate (1).
3. A quick change mechanism for a filter screen according to claim 1, wherein: one side of the filtering device (2) far away from the first connecting plate (1) is provided with a connecting piece (5), the connecting piece (5) is connected with the output end of a hydraulic oil cylinder (6), and the hydraulic oil cylinder (6) pushes the connecting piece (5) to reciprocate along the direction of an output shaft so as to drive the filtering device (2) to move in a groove of the first connecting plate (1).
4. A quick change mechanism for a filter screen according to claim 3, wherein: the bottom of the hydraulic cylinder (6) is provided with a fixed seat, and the fixed seat is connected with the first connecting plate (1) through a fixed column (7).
5. A quick change mechanism for a filter screen according to claim 1, wherein: the opposite side of first connecting plate (1) is equipped with first connecting pad (8), first connecting pad (8) with first connecting plate (1) pass through bolted connection, the screw thread has been seted up to the inboard of first connecting pad (8).
6. The quick change mechanism of claim 5, wherein: the first connecting pad (8) is connected with the screw extrusion cylinder (9) through threads, and a protective cover (10) is arranged on the outer side of the screw extrusion cylinder (9).
7. A quick change mechanism for a filter screen according to claim 1, wherein: the other side of the second connecting plate (3) is connected with a second connecting pad (11) through a bolt, threads are formed on the inner side of the second connecting pad (11), and the second connecting pad (11) is connected with a right-angle seat (12) through the threads.
8. The quick change mechanism of claim 7, wherein: the output end of the right-angle seat (12) is fixed with the connecting cylinder (13) through a bolt, and the output end of the connecting cylinder (13) is connected with the film spraying die head (14).
9. The quick change mechanism of claim 8, wherein: the inner side of the film spraying die head (14) is provided with a cavity, the lower side of the film spraying die head (14) is provided with a film outlet (15), and the film outlet (15) is an elongated notch.
10. The quick change mechanism of claim 8, wherein: and a hanging rod hole (16) is formed in the end face of the right-angle seat (12) and the film spraying die head (14) in the same side direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321245982.1U CN219855619U (en) | 2023-05-22 | 2023-05-22 | Quick-change mechanism for filter screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321245982.1U CN219855619U (en) | 2023-05-22 | 2023-05-22 | Quick-change mechanism for filter screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219855619U true CN219855619U (en) | 2023-10-20 |
Family
ID=88371121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321245982.1U Active CN219855619U (en) | 2023-05-22 | 2023-05-22 | Quick-change mechanism for filter screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219855619U (en) |
-
2023
- 2023-05-22 CN CN202321245982.1U patent/CN219855619U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |