CN212223450U - Double-pneumatic movable scraper device - Google Patents
Double-pneumatic movable scraper device Download PDFInfo
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- CN212223450U CN212223450U CN202020358003.3U CN202020358003U CN212223450U CN 212223450 U CN212223450 U CN 212223450U CN 202020358003 U CN202020358003 U CN 202020358003U CN 212223450 U CN212223450 U CN 212223450U
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- scraper
- pneumatic tire
- pneumatic
- moving
- seat
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Abstract
The utility model discloses a double-pneumatic-tire movable scraper device, which comprises a scraper blade, wherein the scraper blade is hinged on a scraper frame, the device also comprises a scraper blade pressure adjusting component, the scraper blade pressure adjusting component comprises a pneumatic tire, the pneumatic tire is fixed between a pneumatic tire fixed bottom plate and an upper hinge seat, the upper hinge seat is connected with a lower hinge seat through a hinge shaft, the lower hinge seat and the pneumatic tire fixed bottom plate are both fixed on the scraper frame, and the pneumatic tire is also connected with a pneumatic tire pressure adjusting component; the device also comprises a scraper blade moving component, and the scraper blade moving component is connected with the scraper frame. The pneumatic tire pressure adjusting assembly arranged in the device can adjust the contact pressure between the scraper blade and the net surface for the second time so as to reduce excessive abrasion caused by contact of components and prolong the service life of the components; the linear moving ball bearings arranged at the two ends of the scraper frame fixing shaft reduce the consumption of the fixing shaft during moving and have high movement precision; the device has the advantages of convenient adjustment, long service life of parts and high net surface cleanliness.
Description
Technical Field
The utility model belongs to the technical field of the papermaking technique and specifically relates to a two pneumatic tires remove scraper device that is used for getting rid of adhering to on parts such as dryer or deflector roll wire side adhesion thing.
Background
In the paper making process, the pulp is sprayed onto the forming wire surface from the pulp flow box, and the finished paper is obtained after the whole process of wire-section water filtration, squeezing, dewatering, drying by a drying section and paper roll reeling. Sizing materials, fillers and fibers in the sizing agent can be adhered to the net surface of parts such as a drying cylinder, a guide roller and the like, and become main reasons influencing the water filtration and air permeability of the net surface and the surface cleanliness of the drying cylinder and the guide roller. When the paper sheet produced subsequently passes through the mesh surface with the adhesive, the adhesive can fall off and adhere to the paper sheet, and paper defects (namely, the quality of the paper is influenced) are caused.
In the prior art, a fixed scraper device or a movable scraper device is generally adopted to clean the mesh surfaces of parts such as a guide roller, a drying cylinder and the like. Along with the development of technology, the paper web is wider and wider, and the axial dimensions of the dryer and the guide roller that use are bigger and bigger, and scraper cleaning device easily appears the slight deformation of scraper frame under the pressurization state, leads to scraper and dryer, the local point portion contact of guide roller, and then aggravate scraper local wear for jar face or guide roller face are clean not thoroughly, appear jar face, roll surface eccentric wear after long-term the use, uneven trouble, even increase scraper pressure can not eliminate the problem of scraper contact failure yet. Meanwhile, the service life of the scraper, the cylinder surface and the roller surface can be shortened.
Disclosure of Invention
An object of the utility model is to overcome the shortcoming that exists among the prior art, provide a two pneumatic scraper devices of gas child of pressure adjustable when scraper and wire side contact, the device passes through the contact pressure between gas child pressure regulating assembly adjustment scraper and the wire side to overcome the transition wearing and tearing phenomenon because of contact pressure is too big to cause between scraper and the wire side, the life of extension part. The technical scheme is as follows: the utility model provides a two pneumatic tires remove scraper device, includes the scraper blade, the scraper blade articulates on scraping the knife rest, its characterized in that: the device also comprises a scraper blade pressure adjusting component, wherein the scraper blade pressure adjusting component comprises a pneumatic tire, the pneumatic tire is fixed between a pneumatic tire fixed bottom plate and an upper hinge seat, the upper hinge seat is connected with a lower hinge seat through a hinge shaft, the lower hinge seat and the pneumatic tire fixed bottom plate are both fixed on a scraper frame, and the pneumatic tire is also connected with a pneumatic tire pressure adjusting component; the device also comprises a scraper blade moving component, and the scraper blade moving component is connected with the scraper frame.
In order to achieve the purpose of regulating the pressure in the pneumatic tire, the pneumatic tire pressure regulating assembly comprises a compressed gas supply pipeline connected with the pneumatic tire and a pressure reducing pipeline connected with the pneumatic tire, and the pressure reducing pipeline is provided with a reversing valve. The compressed air supply pipeline can fill compressed air into the pneumatic tire to improve the internal pressure of the pneumatic tire, and when the tire pressure is too high after detection, redundant compressed air can be discharged outside through the decompression pipeline. The pressure in the pneumatic tire is ensured to be proper, and the phenomenon of excessive abrasion caused by excessive contact pressure between the scraper blade and the surface of the net surface can be effectively avoided.
The scraper blade moving part comprises a motor and a worm and gear speed reducer connected with the output shaft of the motor, the output shaft of the speed reducer is connected with an eccentric shaft, a bearing is installed on the eccentric shaft and is arranged in a scraper moving seat, the scraper moving seat is fixedly installed at one end of a scraper seat fixing shaft, and a scraper frame is fixedly connected to the scraper seat fixing shaft. Under the drive of the motor, the scraper frame can realize axial reciprocating movement, and the aim of thoroughly removing the adhesive on the net surface is fulfilled.
The fixing mode of the motor and the speed reducer is as follows: the worm gear speed reducer is fixed on the supporting seat cover plate, and the supporting seat cover plate is installed on the scraper seat fixing shaft.
For the purpose of realizing good linear movement of the axis, the end part of the scraper seat fixing shaft is positioned in the linear motion ball bearing. And the other end of the scraper seat fixing shaft is provided with a supporting seat and a side cover.
The two pneumatic tires in the device are symmetrically arranged on the pneumatic tire fixing bottom plate, so that the stability of pressure adjustment can be improved.
The beneficial effects of the utility model reside in that: the pneumatic tire pressure adjusting assembly arranged in the device can adjust the contact pressure between the scraper blade and the net surface for the second time so as to reduce excessive abrasion caused by contact of components and prolong the service life of the components; the linear moving ball bearings arranged at the two ends of the scraper frame fixing shaft reduce the consumption of the fixing shaft during moving and have high movement precision; the device has the advantages of convenient adjustment, long service life of parts and high net surface cleanliness.
Drawings
Fig. 1 is the utility model discloses the schematic structure drawing, and fig. 2 is the utility model discloses user state schematic, and fig. 3 is the utility model discloses scraper blade moving part schematic structure drawing.
The scraper is characterized in that 1 is a scraper frame fixing shaft, 2 is a side cover, 3 is a supporting seat, 4 is a linear moving ball bearing, 5 is a scraper blade, 6 is a pneumatic tire fixing bottom plate, 7 is a high-temperature-resistant pneumatic tire I, 8 is a high-temperature-resistant pneumatic tire II, 9 is an upper hinge seat, 10 is a scraper frame, 11 is a lower hinge seat, 12 is a hinge shaft, 13 is a compressed air pipeline I, 14 is a compressed air pipeline II, 15 is an electric control box, 16 is a pressure gauge, 17 is a pressure reducing valve, 18 is a reversing valve, 19 is a compressed air pipeline III, 20 is a compressed air pipeline IV, 21 is a supporting seat pressing cover, 22 is an eccentric shaft, 23 is a scraper moving seat, 24 is a worm gear reducer, 25 is a deep groove ball bearing on the eccentric shaft, 26 is a motor, and 27 is.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
The double-pneumatic mobile scraper device is characterized in that a pneumatic tire fixing bottom plate 6 and a plurality of lower hinge seats 11 are fixed on a scraper frame 10, a plurality of upper hinge seats 9 are correspondingly connected with a plurality of lower hinge seats 11 through a hinge shaft 12, high-temperature-resistant pneumatic tires 7 and 8 are respectively positioned on two sides of the hinge shaft (between the pneumatic tire fixing bottom plate 6 and the upper hinge seats 9), a scraper fixing plate 28 is fixed on the upper hinge seats, a scraper blade 5 is fixed between the scraper fixing plate 28 and the upper hinge seats 9, the whole scraper device is fixed on an equipment big frame through a supporting seat 3, the scraper blade 5 is attached to a net surface of a drying cylinder or a guide roller under the action of gravity or air cylinder pressure, a pressure reducing valve 17 of an electric control box 15 is adjusted to enable the high-temperature-resistant pneumatic tires to keep proper pressure (the scraper is well contacted with the net, partial compressed air can be discharged through a reversing valve 18 to reduce the scraper pressure), a start-stop motor 26 is started, the motor 26 drives the worm gear speed reducer 24, the eccentric shaft 22 is installed to the worm gear speed reducer 24 output hole, and when the eccentric shaft 22 was rotatory, the bearing 25 shell of top installation promoted scraper and removed the seat 23, produced reciprocating motion, because scraper removes seat 23 and scrapes the firm connection of knife rest 10, is reciprocal linear motion in supporting seat 3 (containing linear motion ball bearing 4) orientation by scraper removal seat 23 traction scraper rest 10 and scraper 5.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or replacements made by those skilled in the art within the scope of the present invention also belong to the protection scope of the present invention.
Claims (7)
1. The utility model provides a two pneumatic tires remove scraper device, includes the scraper blade, the scraper blade articulates on scraping the knife rest, its characterized in that: the device also comprises a scraper blade pressure adjusting component, wherein the scraper blade pressure adjusting component comprises a pneumatic tire, the pneumatic tire is fixed between a pneumatic tire fixed bottom plate and an upper hinge seat, the upper hinge seat is connected with a lower hinge seat through a hinge shaft, the lower hinge seat and the pneumatic tire fixed bottom plate are both fixed on a scraper frame, and the pneumatic tire is also connected with a pneumatic tire pressure adjusting component; the device also comprises a scraper blade moving component, and the scraper blade moving component is connected with the scraper frame.
2. The dual pneumatic moving scraper apparatus of claim 1, wherein: the pneumatic tire pressure adjusting assembly comprises a compressed gas supply pipeline connected with the pneumatic tire and a pressure reducing pipeline connected with the pneumatic tire, and the pressure reducing pipeline is provided with a reversing valve.
3. Double pneumatic moving scraper device according to claim 1 or 2, characterized in that: the scraper blade moving part comprises a motor and a worm and gear speed reducer connected with the output shaft of the motor, the output shaft of the speed reducer is connected with an eccentric shaft, a bearing is installed on the eccentric shaft and is arranged in a scraper moving seat, the scraper moving seat is fixedly installed at one end of a scraper seat fixing shaft, and a scraper frame is fixedly connected to the scraper seat fixing shaft.
4. The dual pneumatic moving scraper apparatus of claim 3 wherein: the worm gear speed reducer is fixed on the supporting seat cover plate, and the supporting seat cover plate is installed on the scraper seat fixing shaft.
5. The dual pneumatic moving scraper apparatus of claim 3 wherein: the end part of the scraper seat fixing shaft is positioned in the linear motion ball bearing.
6. The dual pneumatic moving scraper apparatus of claim 5 wherein: and the other end of the scraper seat fixing shaft is provided with a supporting seat and a side cover.
7. The dual pneumatic moving scraper apparatus of claim 1, wherein: the number of the pneumatic tires is two, and the two pneumatic tires are symmetrically arranged on the pneumatic tire fixing bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020358003.3U CN212223450U (en) | 2020-03-20 | 2020-03-20 | Double-pneumatic movable scraper device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020358003.3U CN212223450U (en) | 2020-03-20 | 2020-03-20 | Double-pneumatic movable scraper device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212223450U true CN212223450U (en) | 2020-12-25 |
Family
ID=73902486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020358003.3U Active CN212223450U (en) | 2020-03-20 | 2020-03-20 | Double-pneumatic movable scraper device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212223450U (en) |
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2020
- 2020-03-20 CN CN202020358003.3U patent/CN212223450U/en active Active
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