CN210497082U

CN210497082U - Cooling rubber roller

Info

Publication number: CN210497082U
Application number: CN201921353195.2U
Authority: CN
Inventors: 殷新民
Original assignee: Yuncheng Shunpu Printing Equipment Co Ltd
Current assignee: Yuncheng Shunpu Printing Equipment Co Ltd
Priority date: 2019-08-20
Filing date: 2019-08-20
Publication date: 2020-05-12
Anticipated expiration: 2029-08-20

Abstract

The utility model provides a cooling rubber roll, including the roller tube, first roller bearing, the second roller bearing, the inlet tube, the outlet pipe, rotation axis and stirring blade, first roller bearing and second roller bearing are inserted respectively and are located the both ends of roller tube and have formed the appearance water space with the roller tube, the ladder blind hole has been seted up to the axial direction of first roller bearing, the inner of inlet tube is inserted the aperture end of locating the ladder blind hole, the inner of outlet pipe is inserted the macropore end of locating the ladder blind hole, the first cavity with holding water space and inlet tube intercommunication is seted up in the first roller bearing, still set up the second cavity with holding water space and outlet pipe intercommunication in the first roller bearing, the through-hole has been seted up to the axial of second roller bearing, the inner of rotation axis stretches into from the through-hole and holds in the water space, stir the inner outer wall of rotation. The utility model provides a cooling rubber roll through stirring the effect that blocks of blade, makes the rivers direction that holds in the water space change, stirs the flowing water of holding in the water space simultaneously, has improved the water cooling effect.

Description

Cooling rubber roller

Technical Field

The utility model relates to a rubber roll, concretely relates to cooling rubber roll.

Background

At present, in a plurality of industrial fields such as coating, compounding, film covering, casting, printing, leather and the like, in order to shape and surface quality of a thin belt, a thin film or a coating coated on a substrate, an air cooling mode and a hollow roller direct water cooling mode are generally used for rubber roller cooling, the two cooling modes have high energy consumption and large temperature fluctuation, and easily cause the problems of surface foaming, unfirm sticking, inconsistent smoothness and the like of a finished product.

In contrast, the chinese utility model patent (application No. 2017200145813) discloses a cooling rubber roll, including roller outer tube, roller inner tube, first roller, second roller, first end cap and second end cap, it is equipped with the spiral water course between the roller inner tube circumference outside and roller outer tube inboard, be equipped with the first mouth of a river with spiral water course one end intercommunication on the first roller, be equipped with the second mouth of a river with the spiral water course other end intercommunication on the second roller, first mouth of a river and second mouth of a river respectively with inlet tube and outlet pipe intercommunication, this patent can reduce the flowing water installation space through setting up the spiral water course, but rivers and rubber roll near synchronous rotation in this cooling rubber roll, lead to roller outer tube radiating effect relatively poor.

In view of this, the present invention is especially provided.

Disclosure of Invention

For overcoming the above-mentioned defect, the utility model provides a cooling rubber roll is provided with in this rubber roll and stirs the blade, should stir the blade through and the rubber roll between produce the speed difference, make the rivers that hold in the water space not rotate with cooling rubber roll is synchronous, can effectively improve the water-cooling effect.

The specific technical scheme is as follows:

a cooling rubber roller comprises a rubber layer, a roller tube, a first roller and a second roller, wherein the rubber layer is fixedly sleeved on the outer side of the roller tube, the first roller and the second roller are respectively inserted into the inner sides of the two ends of the roller tube in a sealing manner, the first roller, the second roller and the roller tube form a water containing space, the cooling rubber roller further comprises a water inlet tube, a water outlet tube, a rotating shaft and a plurality of stirring blades, a stepped blind hole with a large outer part and a small inner part is formed in the axial center of the first roller, the inner end of the water inlet tube is inserted into the small hole end of the stepped blind hole in a sealing manner, the inner end of the water outlet tube is inserted into the large hole end of the stepped blind hole in a sealing manner, a first cavity respectively communicated with the water containing space and the water inlet tube is formed in the first roller, a second cavity respectively communicated with the water containing space and the water outlet, the inner end of the rotating shaft can extend into the water containing space in a rotatable and sealed mode from the through hole, and the stirring blades are arranged on the outer wall of the inner end of the rotating shaft.

The utility model provides a cooling rubber roll is in the course of the work, and the rotation axis can be fixed motionless, or slew velocity is less than the rubber roll slew velocity, or the rotation direction is opposite with the rubber roll slew direction, through stirring the effect that blocks of blade, makes the rivers direction of holding in the water space change, stirs the flowing water of holding in the water space simultaneously, has improved water cooling effect.

In addition, according to the cooling rubber roller of the above embodiment of the present invention, the following additional technical features may also be provided:

according to an example of the present invention, the stirring blade includes a stirring rod fixedly provided on an outer wall of the rotation shaft and a fan-shaped blade provided on the stirring rod.

According to an example of the present invention, a plurality of the agitating blades are uniformly distributed in the axial direction of the rotating shaft.

According to an example of the present invention, the outer end of the rotation shaft is used for connecting a driving motor or a fixing member.

According to an example of the present invention, the first cavity and the second cavity are circular arc-shaped cavities symmetrically disposed about the axial center line of the first roller.

According to an example of the present invention, the central angle of the first cavity and the second cavity is between 60 ° and 120 °.

According to an example of the present invention, the first cavity and the second cavity are respectively communicated with the water containing space through at least two water dividing holes.

According to the utility model discloses an example, the outlet pipe with the junction of ladder blind hole the outlet pipe with the junction of inlet tube all is provided with the sealing rubber ring.

According to an example of the present invention, the first roller and the second roller are both a T-shaped disk structure with a large inside and a small outside.

According to an example of the present invention, the flow cross-sectional area of the inlet pipe is 1.25 times the flow cross-sectional area of the outlet pipe.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

FIG. 1 is a front view of the structure principle of the cooling rubber roller provided by the embodiment;

FIG. 2 is a sectional view taken along line A-A of FIG. 1;

FIG. 3 is a sectional view taken along line B-B of FIG. 1;

FIG. 4 is a cross-sectional view taken along line C-C of FIG. 1;

in the reference symbols:

1. a first roller; 1a, a stepped blind hole; 1b, a first cavity; 1c, a second cavity; 1. water distribution holes; 2. a roll bobbin; 3. a rubber layer; 4. a second roller; 5. a water inlet pipe; 6. a water outlet pipe; 7. a rotating shaft; 8. agitating the blades; 8a, a stirring rod; 8b, fan-shaped blades.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

The cooling rubber roller of the embodiment is described in detail below with reference to the accompanying drawings.

With reference to fig. 1-4, the cooling rubber roller provided in this embodiment includes a rubber layer 3, a roller tube 2, a first roller 1, a second roller 4, a water inlet pipe 5, a water outlet pipe 6, a rotating shaft 7, and a plurality of stirring blades 8.

As shown in fig. 1, the rubber layer 3 is fixedly sleeved on the outer side of the roller tube 2, the first roller 1 and the second roller 4 are respectively inserted into the inner sides of two ends of the roller tube 2 in a sealing manner, and the first roller 1, the second roller 4 and the roller tube 2 form a water containing space.

In this embodiment, the water containing space is a columnar structure, and the length of the water containing space is not less than 3/4 of the length of the roller tube 2, so as to ensure that the water containing space can be filled with sufficient cooling water, and the specific material of the rubber layer 3 can be determined according to the specific application of the cooling rubber roller, for example, by using a printing rubber layer.

As shown in fig. 1, a stepped blind hole 1a with a large outside and a small inside is formed in the axial center of a first roller 1, the inner end of a water inlet pipe 5 is hermetically inserted into the small hole end of the stepped blind hole 1a, the inner end of a water outlet pipe 6 is hermetically inserted into the large hole end of the stepped blind hole 1a, a first cavity 1b communicated with a water containing space and the water inlet pipe 5 respectively is formed in the first roller 1, a second cavity 1c communicated with the water containing space and the water outlet pipe 6 respectively is further formed in the first roller 1, a through hole is formed in the axial center of a second roller 4, the inner end of a rotating shaft 7 extends into the water containing space from the through hole in a rotatable and sealed manner, and a plurality of stirring blades 8 are arranged on the outer.

In this embodiment, the water flow cross-sectional area of the water inlet pipe 5 is 1.25 times that of the water outlet pipe 6, so that the cooling water can slowly enter and quickly exit, and the cooling effect of the cooling water is improved.

In this embodiment, the outer end of the rotating shaft 7 is used for connecting a driving motor or a fixing member, and preferably, the outer end of the rotating shaft 7 is connected with the fixing member, so that a speed difference between the stirring blade 8 and the rubber roller in the rotating process can be realized, and an additional increase in power output can be avoided.

As shown in fig. 1 to 3, the first cavity 1b and the second cavity 1c are arc-shaped cavities symmetrically arranged with respect to the axial center line of the first roller 1, the central angles of the first cavity 1b and the second cavity 1c are between 60 ° and 120 °, the first cavity 1b and the second cavity 1c are respectively communicated with the water containing space through at least two water distribution holes 1d, and the central angles of the first cavity 1b and the second cavity 1c are preferably 90, so that a very small amount of water is prevented from not participating in cooling.

As shown in fig. 4, the stirring blades 8 include a stirring rod 8a fixed to the outer wall of the rotating shaft 7 and fan-shaped blades 8b provided on the stirring rod 8a, and the plurality of stirring blades 8 are uniformly distributed in the axial direction on the rotating shaft 7.

As shown in fig. 1, in this embodiment, sealing rubber rings (not shown) are disposed at the connection portion between the step blind hole 1a and the connection portion between the water outlet pipe 6 and the water inlet pipe 5, and by disposing the sealing rings for sealing, water leakage between the water outlet pipe 6 and the water inlet pipe 5 and between the water outlet pipe 6 and the step blind hole 1a can be avoided.

In this embodiment, the first roller 1 and the second roller 4 are both of a T-shaped disc structure with a large inside and a small outside, and this arrangement can reduce the space occupied by the first roller 1 and the second roller 4.

To sum up, the utility model provides a cooling rubber roll is in the course of the work, and rotation axis 7 can fix motionless, or slew velocity is less than the rubber roll slew velocity, or the rotation direction is opposite with the rubber roll slew velocity, through stirring 8 effect of blockking of blade, can make the rivers direction of holding in the water space change, stirs the flowing water of holding in the water space simultaneously, has improved the water cooling effect. In addition, the cooling temperature on the surface of the rubber roller is uniform and stable, the cooling is rapid, the effects of rapid solidification and shaping and smooth surface can be achieved through a thin belt or film-shaped product on the surface of the rubber roller, the rubber roller is beneficial to preventing the rubber layer 3 on the surface of the rubber roller from aging, and the service life of the rubber roller is prolonged.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. The utility model provides a cooling rubber roll, includes rubber layer (3), roller tube (2), first roller bearing (1) and second roller bearing (4), rubber layer (3) cover in the outside of roller tube (2) admittedly, first roller bearing (1) and second roller bearing (4) are sealed respectively and are inserted the inboard of locating roller tube (2) both ends, first roller bearing (1), second roller bearing (4) and roller tube (2) form and hold water space, its characterized in that:

also comprises a water inlet pipe (5), a water outlet pipe (6), a rotating shaft (7) and a plurality of stirring blades (8), a stepped blind hole (1a) with a large outside and a small inside is arranged at the axial center of the first rolling shaft (1), the inner end of the water inlet pipe (5) is hermetically inserted into the small hole end of the stepped blind hole (1a), the inner end of the water outlet pipe (6) is hermetically inserted into the large hole end of the stepped blind hole (1a), a first cavity (1b) which is respectively communicated with the water containing space and the water inlet pipe (5) is arranged in the first rolling shaft (1), a second cavity (1c) which is respectively communicated with the water containing space and the water outlet pipe (6) is also arranged in the first rolling shaft (1), the axial center of the second roller (4) is provided with a through hole, the inner end of the rotating shaft (7) can rotatably and hermetically extend into the water containing space from the through hole, and the stirring blades (8) are arranged on the outer wall of the inner end of the rotating shaft (7).

2. The cooling rubber roll according to claim 1, characterized in that: the stirring blade (8) comprises a stirring rod (8a) fixedly arranged on the outer wall of the rotating shaft (7) and a fan-shaped blade (8b) arranged on the stirring rod (8 a).

3. The cooling rubber roll according to claim 2, characterized in that: the stirring blades (8) are uniformly distributed in the axial direction of the rotating shaft (7).

4. The cooling rubber roll according to claim 1, characterized in that: the outer end of the rotating shaft (7) is used for connecting a driving motor or a fixing piece.

5. The cooling rubber roll according to claim 1, characterized in that: the first cavity (1b) and the second cavity (1c) are arc-shaped cavities symmetrically arranged by using the axial central line of the first roller (1).

6. The cooling rubber roll according to claim 5, characterized in that: the central angle of the first cavity (1b) and the second cavity (1c) is between 60 and 120 degrees.

7. The cooling rubber roll according to claim 6, characterized in that: the first cavity (1b) and the second cavity (1c) are communicated with the water containing space through at least two water distributing holes (1 d).

8. The cooling rubber roll according to claim 1, characterized in that: the joint of the water outlet pipe (6) and the stepped blind hole (1a) and the joint of the water outlet pipe (6) and the water inlet pipe (5) are both provided with sealing rubber rings.

9. The cooling rubber roll according to claim 1, characterized in that: the first rolling shaft (1) and the second rolling shaft (4) are both of a T-shaped disc structure with a large inside and a small outside.

10. A cooling rubber roller according to any one of claims 1 to 9, characterized in that: the water flow cross section area of the water inlet pipe (5) is 1.25 times of that of the water outlet pipe (6).