CN212873197U - Cleaning roller with two-end support - Google Patents
Cleaning roller with two-end support Download PDFInfo
- Publication number
- CN212873197U CN212873197U CN202021634993.5U CN202021634993U CN212873197U CN 212873197 U CN212873197 U CN 212873197U CN 202021634993 U CN202021634993 U CN 202021634993U CN 212873197 U CN212873197 U CN 212873197U
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- China
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- cavernosum
- cover
- cleaning roller
- support
- sponge
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- Electrostatic Charge, Transfer And Separation In Electrography (AREA)
- Cleaning In Electrography (AREA)
Abstract
The utility model discloses a cleaning roller that both ends supported is provided, including the iron axle, the cover is closed to the epaxial rubber fit of iron is equipped with the cavernosum, the epaxial interference fit of iron has two to support the cover, two support the cover and offset with the cavernosum both ends. The utility model discloses a set up two and support the cover and support the protection to the cavernosum, thereby reduced the compression volume because of using sponge cleaning roller for a long time, the compression of charging roller to the cavernosum when having reduced to stew, improved life to large-scale printing machine, use cost has been reduced promptly, the cost of labor, can improve the productivity more, and simultaneously, protection through supporting the cover, make the effective work position of sponge reduce, dust after the cleanness can not be piled up because the compression volume is too big, the dust after having avoided charging the roller and will clean impresses in the clearance of cavernosum, the clean effect of cavernosum is improved.
Description
Technical Field
The utility model relates to a print, copying apparatus technical field, especially relate to a cleaning roller that provides both ends and support.
Background
With the increasing of the printing of customers, laser printers and copiers in digital printing equipment, imaging components in digital printers include charging rollers (PCR), Developing Rollers (DR), Transfer Rollers (TR), powder Supply Rollers (SR), electricity dissipation rollers and the like, cleaning rollers and the like, and long-term use, reduction of replacement frequency, improvement of the service life of products and no influence on image quality are expected.
Among the prior art, current cleaning roller cavernosum is easy ageing, and uses the back for a long time, and after cleaning roller cavernosum surface piles up more powder, under the action of powder gravity, will appear pressing the deformation phenomenon when the rounded cavernosum is because of standing dead weight for a long time on the roller that charges, the sponge warp out of round can cause an impact to the roller that charges in the use to it is inhomogeneous to make the roller that charges, reflects and will produce inhomogeneous line stripe when printing the medium and taking out.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art, and provides a cleaning roller with two ends supported.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a cleaning roller that both ends supported, includes the iron axle, the last fit of iron axle is equipped with the cavernosum, interference fit has two to support the cover on the iron axle, two support the cover and offset with the cavernosum both ends.
Preferably, the outer diameter of the support sleeve should be 0.3-0.4mm smaller than the outer diameter of the sponge.
Preferably, the support sleeve is made of polyurethane material, and the thickness of the support sleeve is more than 2 mm.
Preferably, the sponge body is made of a high-density polyether cotton material.
The utility model discloses contrast prior art, its advantage lies in:
1. the sponge cleaning roller is protected by adding two supporting sleeves on two iron shafts, the sponge compression amount is greatly reduced due to the supporting sleeves when the sponge cleaning roller is kept still for a long time, so that the compression deformation amount of the cleaning roller is reduced, and the external diameter size of the supporting sleeves at two ends is 0.3-0.4mm smaller than that of a sponge body; the supporting sleeve is in direct contact with the two ends of the charging roller, so that the compression deformation of the sponge and the charging roller is reduced, even if the printer is not used for a long time, the compression deformation of the sponge does not exceed 0.2mm, and the cleaning roller jumps and does not jump over 0.10mm when the printer is used again, so that the fluctuation phenomenon of the printing effect is avoided, namely, no stripe line is generated on the surface of a printed manuscript, the replacement frequency is reduced, the service life of the large printer is prolonged, and the use cost of personnel is reduced;
2. the sponge cleaning roller made of the high-density polyether cotton material is oil-resistant, ageing-resistant, free of powder hiding and good in cleaning effect on the charging roller.
3. Because of the effect of supporting the cover, the effective work position of sponge is few, and the dust after the cleaning can not pile up because of the decrement is too big, avoids extrudeing the dust reduction in the cleaning roller sponge space, leads to cleaning performance to reduce and causes secondary pollution.
Drawings
Fig. 1 is a schematic structural diagram of a cleaning roller provided with two-end support according to the present invention.
Fig. 2 is an installation schematic diagram of a cleaning roller provided with two-end support according to the present invention.
In the figure: 1 sponge body, 2 iron shafts, 3 supporting sleeves and 4 charging rollers.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-2, a cleaning roller with two ends supporting comprises an iron shaft 2, a sponge body 1 is sleeved on the iron shaft 2 in a gluing mode, two supporting sleeves 3 are arranged on the iron shaft 2 in an interference fit mode, and the two supporting sleeves 3 are abutted to two ends of the sponge body 1.
The outer diameter of the supporting sleeve 3 is 0.3-0.4mm smaller than the outer diameter of the sponge body 1, the outer diameter of the supporting sleeve 3 at two ends is 0.3-0.4mm smaller than the outer diameter of the sponge body 1, the supporting sleeve 2 is in direct contact with two ends of the charging roller 4, so that the compression deformation of the sponge body 1 and the charging roller 4 is reduced, even if the printer is not used for a long time, the compression deformation of the sponge does not exceed 0.2mm, the cleaning roller cannot jump 0.10mm when reused, the fluctuation phenomenon of the printing effect cannot be generated, namely, the streak lines cannot be generated on the surface of a printed manuscript.
The supporting sleeve 3 is made of polyurethane material, the supporting sleeve 3 can also be made of elastomer material such as silica gel, rubber and the like, the thickness of the supporting sleeve 3 is larger than 2mm, the thickness of the supporting sleeve 3 can be changed according to the thickness change of the sponge body 1, and the optimal thickness is adopted for supporting. The sponge body 1 is made of high-density polyether cotton, and the sponge body is made of high-density polyether cotton, so that the sponge is oil-resistant, ageing-resistant, free of powder hiding and good in cleaning effect on the charging roller.
In the utility model, when the charging roller 4 is kept still for a long time, the two ends of the charging roller 4 are contacted with the supporting sleeve 3, the supporting sleeve 3 ensures that the charging roller 4 can not be directly extruded without clearance with the cavernous body 1, so that the compression amount of the cavernous body 1 is greatly reduced, thereby reducing the compression deformation amount of the cleaning roller, the outer diameter of the cavernous body 1 is larger than the outer diameter of the supporting sleeve 3 and is larger than 0.1mm, the cleaning roller is in an effective working state, in the working process, the effective working part of the cavernous body 1 is reduced due to the supporting protection effect of the supporting sleeve 3, when the cavernous body 1 cleans dust on the surface of the charging roller 4, the dust is prevented from being directly pressed into the clearance of the cavernous body 1 to cause secondary pollution, the cleaning effect of the cavernous body 1 is reduced, the outer diameter size of the supporting sleeves 3 at the two ends is smaller than the cavernous body 1 by 0.3-0.4mm, the supporting sleeve 3 is directly contacted with the, the compression deformation of the sponge body 1 and the charging roller 4 is reduced, even if the printer is not used for a long time, the compression deformation of the sponge does not exceed 0.2MM, and the cleaning roller jumps and does not skip 0.10MM when being reused, so that the fluctuation phenomenon of the printing effect is avoided, namely, the stripe lines cannot be produced on the surface of the printed manuscript
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. The utility model provides a cleaning roller that both ends supported, includes iron axle (2), its characterized in that, the cementing cover is equipped with cavernosum (1) on iron axle (2), interference fit has two to support cover (3) on iron axle (2), two support cover (3) and cavernosum (1) both ends counterbalance.
2. A cleaning roller providing both end support according to claim 1, characterized in that the outer diameter of the support sleeve (3) should be 0.3-0.4mm smaller than the outer diameter of the sponge (1).
3. A cleaning roller providing both end support according to claim 1, characterized in that the support sleeve (3) should be made of polyurethane material and the thickness of the support sleeve (3) should be more than 2 mm.
4. A scrub roller providing both end support according to claim 1, characterized in that said sponge (1) is made of a high density polyether cotton material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021634993.5U CN212873197U (en) | 2020-08-08 | 2020-08-08 | Cleaning roller with two-end support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021634993.5U CN212873197U (en) | 2020-08-08 | 2020-08-08 | Cleaning roller with two-end support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212873197U true CN212873197U (en) | 2021-04-02 |
Family
ID=75220396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021634993.5U Active CN212873197U (en) | 2020-08-08 | 2020-08-08 | Cleaning roller with two-end support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212873197U (en) |
-
2020
- 2020-08-08 CN CN202021634993.5U patent/CN212873197U/en active Active
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