CN204919210U - Roll presses for paper industry - Google Patents
Roll presses for paper industry Download PDFInfo
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- CN204919210U CN204919210U CN201520514295.4U CN201520514295U CN204919210U CN 204919210 U CN204919210 U CN 204919210U CN 201520514295 U CN201520514295 U CN 201520514295U CN 204919210 U CN204919210 U CN 204919210U
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- compression roller
- roller
- oil
- lower compression
- paper industry
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Abstract
The utility model relates to a paper technology field especially relates to a roll presses for paper industry, and its structure includes the frame, go up compression roller and compression roller down, and go up the compression roller and the roller that forces down the roller all is fixed with the bearing frame, goes up the compression roller and is provided with the clearance down between the compression roller, and upward the compression roller passes through the shaft coupling and is connected with a motor drive, and lower compression roller passes through the belt and the drive wheel is connected with the 2nd motor drive, still include hydraulic control device, hydraulic control device includes hydraulic cylinder, oil pump, oil tank and controller, and hydraulic cylinder passes through the pipeline and is connected with oil pump and oil tank, hydraulic cylinder's the piston rod and the bearing frame fixed connection of lower compression roller. Compared with the prior art, the utility model discloses a kind of drive that shaft coupling and belt combine, its simple structure, installation and maintenance cost are lower, have guaranteed the stability of plating press operation moreover, and the paper of being convenient for will break is in time cleared up.
Description
Technical field
The utility model relates to pulp technology for making paper, particularly relates to a kind of roll presses for paper industry.
Background technology
In order to make paper paper out smooth, be generally by paper press polish with calender.Traditional calender is close together with two pressure rollers of pressure roller and lower compression roller, upper pressure roller and lower compression roller all adopt the kind of drive of shaft coupling, wherein lower compression roller position is fixed, upper pressure roller to be pressed on lower compression roller and to apply pressure, just be depressed into still smooth when paper is between upper pressure roller and lower compression roller, its defect is: 1) although upper pressure roller and lower compression roller all adopt the kind of drive transmission accuracy of shaft coupling high, install after damaging and maintenance cost higher; 2) pressure due to calender is very large, if paper defectiveness or have the place of dirty piece to be just easily pressed down, once paper is pressed down, between upper pressure roller and lower compression roller, directly contact is dry grinded, and is easy to the wearing and tearing causing pressure roller like this, gently then makes calender fluctuation of service, reduce the quality of paper, heavy then pressure roller is damaged, need to change pressure roller, not only waste time and energy but also increase maintenance cost.
Summary of the invention
The purpose of this utility model is to avoid weak point of the prior art and provides that a kind of structure is simple, cost is lower, can reduce the roll presses for paper industry that pressure roller damages.
The purpose of this utility model is achieved through the following technical solutions:
A kind of roll presses for paper industry are provided, comprise frame, upper pressure roller and lower compression roller, the roll shaft of described upper pressure roller and depress roller is all fixed with bearing block, gap is provided with between described upper pressure roller and lower compression roller, described upper pressure roller to be driven with the first motor by shaft coupling and is connected, and described lower compression roller to be driven with the second motor by belt and drive and is connected;
Described roll presses for paper industry also comprise hydraulic control device, described hydraulic control device comprises hydraulic jack, oil pump, fuel tank and controller, described hydraulic jack is connected with described oil pump and described fuel tank by pipeline, and the piston rod of described hydraulic jack is fixedly connected with the bearing block of described lower compression roller.
Wherein, described piston rod is vertically installed in the roll shaft of described lower compression roller.
Wherein, described hydraulic jack is provided with oil-in and oil-out, and described oil-in and oil-out are all communicated with described fuel tank by pipeline.
Wherein, the connecting pipe of described oil-in and described oil-out is provided with electromagnetic valve, described electromagnetic valve is electrically connected with described controller.
Wherein, liquid level sensor and liquid level alarm is provided with in described fuel tank.
Wherein, also comprise heater, described heater comprises fuel tank and is arranged at the heater of described tank bottoms, and described upper pressure roller is provided with oil-in and oil-out, and described oil-in is communicated with described fuel tank respectively with described oil-out.
the beneficial effects of the utility model:
A kind of roll presses for paper industry of the present utility model, comprise frame, upper pressure roller and lower compression roller, the roll shaft of upper pressure roller and depress roller is all fixed with bearing block, gap is provided with between upper pressure roller and lower compression roller, upper pressure roller to be driven with the first motor by shaft coupling and is connected, and lower compression roller to be driven with the second motor by belt and drive and is connected; Also comprise hydraulic control device, hydraulic control device comprises hydraulic jack, oil pump, fuel tank and controller, and hydraulic jack is connected with oil pump and fuel tank by pipeline, and the piston rod of hydraulic jack is fixedly connected with the bearing block of lower compression roller.During work, first motor drives upper pressure roller to rotate by shaft coupling, second motor drives lower compression roller to rotate by belt and drive, the piston rod upwardly lower compression roller bearing block of controller hydraulic control oil cylinder, thus by lower compression roller jack-up near upper pressure roller, and the pressure required for applying, paper is slided by press polish between upper pressure roller and lower compression roller roller.Compared with prior art, the utility model has the advantages that:
1) kind of drive adopting shaft coupling and belt to combine, its structure is simple, install and maintenance cost lower, saved production cost;
2) in platen process once there is the phenomenon of disconnected paper; the release at once of controller hydraulic control oil cylinder; pressure roller is not contacted with lower compression roller; the phenomenon of two pressure roller dry grinding can be avoided; protect two pressure rollers can not be worn; ensure that the stability that calender runs, and be convenient in time disconnected paper be cleaned out.
Accompanying drawing explanation
Utilize accompanying drawing to be described further the utility model, but the content in accompanying drawing is not formed any restriction of the present utility model.
Fig. 1 is the structural representation of a kind of roll presses for paper industry of the present utility model.
Fig. 2 is the structural representation of another angle of a kind of roll presses for paper industry of the present utility model.
Reference numeral:
Frame 1, upper pressure roller 2, lower compression roller 3; ;
Hydraulic jack 4, piston rod 41;
Oil pump 5, fuel tank 6, shaft coupling 7;
Bearing block 8, belt 9;
First motor 10, second motor 11.
Detailed description of the invention
With the following Examples and accompanying drawing the utility model is described in further detail.
A kind of roll presses for paper industry of the present utility model, as depicted in figs. 1 and 2, comprise frame 1, upper pressure roller 2 and lower compression roller 3, the roll shaft of upper pressure roller 2 and depress roller 3 is all fixed with bearing block 8, gap is provided with between upper pressure roller 2 and lower compression roller 3, upper pressure roller 2 is driven with the first motor 10 by shaft coupling 7 and is connected, and lower compression roller 3 passes through belt 9 and drive and drives with the second motor 11 and be connected.
During work, the first motor 10 drives upper pressure roller 2 to rotate by shaft coupling 7, and the second motor 11 drives lower compression roller 3 to rotate by belt 9 and drive, adopt the kind of drive that shaft coupling 7 and belt 9 combine, its structure is simple, install and maintenance cost lower, saved production cost;
In the present embodiment, also comprise hydraulic control device, hydraulic control device comprises hydraulic jack 4, oil pump 5, fuel tank 6 and controller, and hydraulic jack 4 is connected with oil pump 5 and fuel tank 6 by pipeline, and the piston rod 41 of hydraulic jack 4 is fixedly connected with the bearing block 8 of lower compression roller.
During work, the upper pressure roller 2 of calender maintains static, the bearing block 8 of the piston rod 41 of controller hydraulic control oil cylinder 4 upwardly lower compression roller, thus by lower compression roller 3 jack-up near upper pressure roller 2, and the pressure required for applying, paper is slided by press polish between upper pressure roller 2 and lower compression roller 3 roller.Once there is the phenomenon of disconnected paper in platen process; the release at once of controller hydraulic control oil cylinder 4; piston rod 41 drives lower compression roller 3 automatically to fall; pressure roller 2 is not contacted with lower compression roller 3; can avoid the phenomenon of two pressure roller dry grinding, protecting two pressure rollers can not be worn, and ensure that the stability that calender runs; reduce the maintenance cost of equipment, and be convenient in time disconnected paper be cleaned out.
Concrete, piston rod 41 is vertically installed in the roll shaft of lower compression roller 3.
Concrete, hydraulic jack 4 is provided with oil-in and oil-out, and oil-in and oil-out are all communicated with fuel tank 6 by pipeline.
Concrete, the connecting pipe of oil-in and oil-out is provided with electromagnetic valve, and electromagnetic valve is electrically connected with controller, and electromagnetic valve can control the oil mass of hydraulic jack 4, thus the charge oil pressure of automatic regulator solution compressing cylinder 4.
Concrete, be provided with liquid level sensor and liquid level alarm in fuel tank 6, remain on safe scope for the liquid level controlled in fuel tank 6.
Finally should be noted that; the restriction of above embodiment only for illustration of the technical solution of the utility model but not to the utility model protection domain; although be explained in detail the utility model with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to the technical solution of the utility model or equivalent replacement, and not depart from essence and the scope of technical solutions of the utility model.
Claims (5)
1. roll presses for paper industry, comprise frame, upper pressure roller and lower compression roller, it is characterized in that: the roll shaft of described upper pressure roller and depress roller is all fixed with bearing block, gap is provided with between described upper pressure roller and lower compression roller, described upper pressure roller to be driven with the first motor by shaft coupling and is connected, and described lower compression roller to be driven with the second motor by belt and drive and is connected;
Described roll presses for paper industry also comprise hydraulic control device, described hydraulic control device comprises hydraulic jack, oil pump, fuel tank and controller, described hydraulic jack is connected with described oil pump and described fuel tank by pipeline, and the piston rod of described hydraulic jack is fixedly connected with the bearing block of described lower compression roller.
2. a kind of roll presses for paper industry according to claim 1, is characterized in that: described piston rod is vertically installed in the roll shaft of described lower compression roller.
3. a kind of roll presses for paper industry according to claim 1, it is characterized in that: described hydraulic jack is provided with oil-in and oil-out, described oil-in and oil-out are all communicated with described fuel tank by pipeline.
4. a kind of roll presses for paper industry according to claim 3, it is characterized in that: the connecting pipe of described oil-in and described oil-out is provided with electromagnetic valve, described electromagnetic valve is electrically connected with described controller.
5. a kind of roll presses for paper industry according to claim 1, is characterized in that: be provided with liquid level sensor and liquid level alarm in described fuel tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520514295.4U CN204919210U (en) | 2015-07-16 | 2015-07-16 | Roll presses for paper industry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520514295.4U CN204919210U (en) | 2015-07-16 | 2015-07-16 | Roll presses for paper industry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204919210U true CN204919210U (en) | 2015-12-30 |
Family
ID=54968355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520514295.4U Active CN204919210U (en) | 2015-07-16 | 2015-07-16 | Roll presses for paper industry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204919210U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105525529A (en) * | 2016-02-04 | 2016-04-27 | 诸葛宝钧 | Soft calender |
| CN106472955A (en) * | 2016-09-30 | 2017-03-08 | 华南理工大学 | A kind of edibility image printing paper and preparation method thereof |
-
2015
- 2015-07-16 CN CN201520514295.4U patent/CN204919210U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105525529A (en) * | 2016-02-04 | 2016-04-27 | 诸葛宝钧 | Soft calender |
| CN106472955A (en) * | 2016-09-30 | 2017-03-08 | 华南理工大学 | A kind of edibility image printing paper and preparation method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |