CN217531451U

CN217531451U - Open mill

Info

Publication number: CN217531451U
Application number: CN202220950033.2U
Authority: CN
Inventors: 丁嘉怀; 丁长钢; 林承业
Original assignee: Zhengcheng Fujian Rubber & Plastic Co ltd
Current assignee: Qingdao Yahua Machinery Co ltd
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-10-04
Anticipated expiration: 2032-04-22

Abstract

The utility model provides a mill, including two frames, rotatable setting in two mill running rollers between the frame, still including setting up in one of them frame one side is used for producing cold wind device, sets up in two just be located between the frame mill running roller one side is used for carrying the defeated cold pipe of the cold wind that cold wind device produced, cold wind device produce cold wind, and defeated cold pipe carries the cold wind that cold wind device produced to because defeated cold pipe one end intercommunication sets up on cold wind device, defeated cold pipe other end is provided with the sealing plug, thereby spout cold wind that cold device will be defeated in the cold pipe and spout to the mill running roller on, can cool off the mill running roller, two mill running rollers are after refining for a long time, and the mill running roller can obtain cooling, is difficult for producing the condition of boiled glue, has improved the quality of refining, the unable normal production's of greatly reduced mill condition.

Description

Open mill

Technical Field

The utility model relates to an open mill technical field, concretely relates to open mill.

Background

The open mill is an open rubber mixing machine for short, and is a rubber mixing machine with an exposed roller for preparing plasticated rubber and mixed rubber or performing heat mixing and discharging in a rubber factory.

The existing rubber open mill comprises a frame, wherein two open mill rollers rotating in opposite directions are rotatably connected to the frame, the open mill rollers are respectively driven by a power part to rotate, a gap for refining raw materials is reserved between the two open mill rollers, a material receiving box is arranged below the open mill rollers and fixedly connected with the frame, and the inside of each open mill roller is communicated with a cooling device. When the device is used, the required raw materials are put into the device from the upper part of the two open rolls, and then fall into the space between the two open rolls, and are refined and molded under the repeated extrusion between the two open rolls.

In the production process of rubber, powder needs to be continuously supplemented to produce rubber products with different properties, generally, workers need to add the powder from the upper part of an open rolling wheel and along the axial direction of the open rolling wheel by means of a tray or other tools for receiving the powder, and the powder cannot be uniformly added in the mode, so that the refining quality is influenced.

Chinese patent number is CN201920297953.7 discloses a high-efficient material loading type rubber mill, including two frames, rotate between two frames and be connected with two mill running rollers, the below of mill running roller is provided with the material receiving box, the top of mill running roller is provided with the charging box that top and bottom all are the opening form, is provided with down the flitch in the charging box, and a plurality of unloading holes have evenly been seted up on the surface of down the flitch, and the charging box internal slipping is connected with the regulating plate, and a plurality of regulation holes unanimous with unloading hole size are evenly seted up on the surface of regulating plate, and slide adjusting plate can make regulation hole stagger or align from top to bottom with unloading hole.

Although the above patent can solve the corresponding technical problems, there still exist certain drawbacks:

after the two open rolls are refined for a long time, if the open rolls are not cooled, the condition of glue ripeness is easily generated, the refining quality is reduced, and even the open mill cannot normally produce.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an open mill to prior art's defect and not enough.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the open mill comprises two frames, two open mill rollers which are rotatably arranged between the two frames, a cold air device arranged on one side of each frame and used for generating cold air, a cold conveying pipe arranged between the two frames and located on one side of each open mill roller and used for conveying the cold air generated by the cold air device, and a cold spraying device arranged on the cold conveying pipe and used for spraying the cold air in the cold conveying pipe to the open mill rollers, wherein one end of the cold conveying pipe is communicated with the cold air device, and the other end of the cold conveying pipe is provided with a sealing plug.

The further improvement is that: the cold spraying device comprises a plurality of connecting pipes which are communicated with the cold conveying pipe and close to the end face of the open mill roller, cold spraying pipes which are connected with the outside of the connecting pipes in a threaded mode, and expansion pipes which are communicated with the cold spraying pipes and used for expanding the range.

The further improvement is that: the inner wall of the connecting pipe is provided with a rectifying ring plate for rectifying cold air when the cold air is conveyed to the connecting pipe.

The further improvement is that: and a filter screen for filtering cold air sprayed to the open mill roller is arranged on the inner wall of the cold spraying pipe.

The further improvement is that: the sealing plug is in threaded connection with the other end of the cold conveying pipe and is a transparent tempered glass sealing plug.

The further improvement is that: the rack is provided with a supporting plate, and the upper end face of the supporting plate is provided with a limiting groove for limiting the cold conveying pipe.

The further improvement is that: the supporting plate is detachably provided with a fixing plate which is used for fixing the cold conveying pipe in the limiting groove in the supporting plate.

The further improvement is that: the supporting plate is connected with the fixing plate through a plurality of bolts.

The further improvement is that: and the two cold conveying pipes are communicated with the cold air device through a connector.

After the technical scheme is adopted, the utility model discloses beneficial effect does: the cold wind device produces cold wind, defeated cold pipe carries the cold wind that cold wind device produced, and because defeated cold pipe one end intercommunication sets up on the cold wind device, defeated cold pipe other end is provided with the sealing plug, thereby spout cold wind that cold plant will be defeated in the cold pipe and spout to the mill running roller on, can cool off the mill running roller, two mill running rollers are after long-time refining, the mill running roller can obtain cooling, the difficult condition that produces the boiled rubber, the quality of refining has been improved, the unable normal condition of producing of greatly reduced mill.

Further effects are as follows: the transparency degree of the transparent toughened glass sealing plug can be known by looking at the transparent toughened glass sealing plug, so that the degree of the impurities attached to the inner wall of the cold conveying pipe is judged.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural view of the present invention;

FIG. 3 is an enlarged view of portion A corresponding to FIG. 2;

fig. 4 is a schematic structural diagram of the present invention.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 4, the technical solution adopted by the present embodiment is:

open mill, including two frames 1, rotatable setting in two open mill running roller 2 between the frame 1, still including setting up in one of them 1 one side of frame is used for producing cold wind device 3, sets up in two just be located between the frame 1 open mill running roller 2 one side is used for carrying cold wind that cold wind device 3 produced defeated cold tube 4, set up in be used for on defeated cold tube 4 with cold wind in defeated cold tube 4 spouts extremely spout cold spray device on the open mill running roller 2, defeated cold tube 4 one end intercommunication set up in on the cold wind device 3, defeated cold tube 4 other end is provided with sealing plug 5. The air cooling device 3 can be an air cooler or other devices.

The spray cooling device comprises a plurality of connecting pipes 6 which are communicated with the end face of the cold conveying pipe 4 close to the open mill roller 2, a spray cooling pipe 7 which is connected with the outside of the connecting pipes 6 in a threaded manner, and an expansion pipe 8 which is communicated with the spray cooling pipe 7 and used for expanding the range.

The inner wall of the connecting pipe 6 is provided with a ring rectifier plate 9 for rectifying cold air when the cold air is conveyed to the connecting pipe 6.

And a filter screen 10 for filtering cold air sprayed to the open mill roller 2 is arranged on the inner wall of the cold spraying pipe 7.

The sealing plug 5 is in threaded connection with the other end of the cold conveying pipe 4, and the sealing plug 5 is a transparent toughened glass sealing plug.

The rack 1 is provided with a supporting plate 11, and the upper end face of the supporting plate 11 is provided with a limiting groove 12 for limiting the cold conveying pipe 4.

The supporting plate 11 is detachably provided with a fixing plate 13 which is used for fixing the cold conveying pipe 4 in the limiting groove 12 on the supporting plate 11.

The supporting plate 11 and the fixing plate 13 are connected by a plurality of bolts 14.

The two cold conveying pipes 4 are communicated with the cold air device 3 through a connector 15.

The utility model discloses a theory of operation: the cold wind device 3 produces cold wind, cold wind is carried to two defeated cold pipes 4 in through connector 15, defeated cold pipe 4 carries the cold wind that cold wind device 3 produced, and because defeated cold pipe 4 other end is provided with sealing plug 5, thereby cold wind is carried to corresponding cold pipe 7 that spouts through several connecting pipe 6, it carries to corresponding expansion pipe 8 to spout cold pipe 7 again, cold wind spouts to the mill running roller 2 at last, can cool off mill running roller 2, two mill running rollers 2 are after long-time refining, mill running roller 2 can obtain cooling, the difficult condition that produces the boiled glue, the quality of refining has been improved, the unable normal condition of producing of greatly reduced mill.

The ring rectifying plate 9 is used for rectifying the cold air when the cold air is conveyed to the connecting pipe 6. The filter screen 10 is used for filtering the cold air sprayed to the open mill roller 2. The cold conveying pipe 4 is fixed on the frame 1 by the matching of the supporting plate 11, the limiting groove 12, the fixing plate 13 and the bolt 14.

Having shown and described the basic principles and essential features of the invention and its advantages, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but is susceptible to various changes and modifications without departing from the spirit and scope of the invention, all of which are intended to be covered by the appended claims and their equivalents.

Claims

1. The mill comprises two frames, two mill rollers which are rotatably arranged between the frames, and is characterized in that: the cold air conveying device comprises a cold air conveying pipe, a cold spraying device and a sealing plug, wherein the cold air conveying pipe is arranged on one side of the rack and used for producing cold air, the cold spraying device is arranged between the two racks and located on one side of the open mill roller and used for conveying the cold air produced by the cold air conveying device, the cold spraying device is arranged on the cold conveying pipe and used for spraying the cold air in the cold conveying pipe to the open mill roller, one end of the cold conveying pipe is communicated with the cold air conveying device, and the other end of the cold conveying pipe is provided with the sealing plug.

2. An open mill according to claim 1, characterized in that: the cold spraying device comprises a plurality of connecting pipes which are communicated with the cold conveying pipe and close to the end face of the open mill roller, cold spraying pipes which are connected with the outside of the connecting pipes in a threaded mode, and expansion pipes which are communicated with the cold spraying pipes and used for expanding the range.

3. An open mill according to claim 2, characterized in that: the inner wall of the connecting pipe is provided with a rectifying ring plate for rectifying cold air when the cold air is conveyed to the connecting pipe.

4. An open mill according to claim 2, characterized in that: and a filter screen for filtering cold air sprayed to the open mill roller is arranged on the inner wall of the cold spraying pipe.

5. An open mill according to claim 1, characterized in that: the sealing plug is in threaded connection with the other end of the cold conveying pipe and is a transparent toughened glass sealing plug.

6. An open mill according to claim 1, characterized in that: the rack is provided with a supporting plate, and the upper end face of the supporting plate is provided with a limiting groove for limiting the cold conveying pipe.

7. An open mill according to claim 6, characterized in that: the supporting plate is detachably provided with a fixing plate which is used for fixing the cold conveying pipe in the limiting groove in the supporting plate.

8. An open mill according to claim 7, characterized in that: the supporting plate is connected with the fixing plate through a plurality of bolts.

9. An open mill according to claim 1, characterized in that: and the two cold conveying pipes are communicated with the cold air device through a connector.