CN209971218U

CN209971218U - Grinder is smashed to hierarchical rubber of pulsed

Info

Publication number: CN209971218U
Application number: CN201920496626.4U
Authority: CN
Inventors: 史智; 刘彪; 喻慧文; 徐百平; 杜遥雪
Original assignee: Wuyi University
Current assignee: Wuyi University
Priority date: 2019-04-13
Filing date: 2019-04-13
Publication date: 2020-01-21
Anticipated expiration: 2029-04-13

Abstract

The utility model relates to a pulse type grading rubber crushing and grinding device, which comprises a hydraulic tank a, a hydraulic tank b, a mixing cavity, a crushing cavity and a grinding cavity, wherein the hydraulic tank a is communicated with the mixing cavity through a pipeline, the mixing cavity is communicated with the crushing cavity through a screw conveyor, a crushing roller is arranged in the crushing cavity, a screen is arranged in the crushing cavity, the crushing cavity is communicated with the grinding cavity, a grinding fixed roller and a grinding roller which are meshed with each other are arranged in the grinding cavity, and the grinding roller is connected with a grinding motor through a cam; a vortex tube is also arranged in the grinding roller, and the grinding cavity is also communicated with a hydraulic tank b through a pipeline; the utility model has simple structure, simple operation, time and labor saving; the liquid nitrogen and the rubber are mixed to cool the rubber, so that the rubber is more easily embrittled and is convenient to crush and grind; the vortex tube is arranged in the grinding roller, so that the heat of the cutter can be taken away through the vortex tube, and the service life of the cutter is prolonged; and utilize the cam nature, realize pulsed reciprocal grinding, grind more meticulous.

Description

Grinder is smashed to hierarchical rubber of pulsed

Technical Field

The utility model belongs to the technical field of the rubber processing technique and specifically relates to a grinder is smashed to hierarchical rubber of pulsed.

Background

With the rapid development of industry, rubber is an indispensable important material in the lives of adults, and a series of pollution problems are brought, at present, waste rubber is treated mainly through a traditional incineration mode, so that the environment is polluted greatly, in order to reuse the waste rubber, a catalyst cracking mode is generally adopted to decompose reusable oil products or carbon black in the waste rubber, a large amount of waste gas is still generated to pollute the environment, in the crushing and grinding process, internal stress is generated among molecules, the temperature of a cutter is increased, the rubber is melted and adhered to the cutter, and the service life of the cutter and the grinding effect are influenced. While rubber chips or particles can clog the screen. In addition, the prior art cannot realize repeated crushing and grinding, so that the grinding effect is poor.

Disclosure of Invention

Not enough to prior art, the utility model provides a grinder is smashed to hierarchical rubber of pulsed, the device can solve the high-speed problem that produces the high temperature of operation of cutter, can prevent simultaneously that the granule from blockking up the screen cloth, can realize that the reciprocal grinding of pulsed obtains required mesh number, simple structure, reasonable in design, very big reduction consumption, easy and simple to handle, labour saving and time saving.

The technical scheme of the utility model is that: a pulse type grading rubber crushing and grinding device comprises a hydraulic tank a, a hydraulic tank b, a mixing cavity, a crushing cavity and a grinding cavity, wherein the hydraulic tank a is communicated with the mixing cavity through a pipeline, a rubber feeding hole is formed in the upper end of the mixing cavity, a rubber discharging hole is formed in the lower end of the mixing cavity, liquid nitrogen is fed into the mixing cavity through the hydraulic tank a and is mixed with rubber, and the rubber is cooled to be more easily embrittled so as to be convenient to crush and grind;

the rubber discharge port is communicated with a crushing cavity through a screw conveyor, a crushing roller is arranged in the crushing cavity, a screen is also arranged in the crushing cavity at the lower end of the crushing roller, the crushing cavity is communicated with a grinding cavity through a discharge port at the lower end of the crushing cavity, a grinding fixed roller and a grinding roller which are meshed with each other are arranged in the grinding cavity, the grinding roller is connected with a grinding motor through a cam, pulse type grinding of the grinding roller is realized through the cam, and the grinding cavity is also communicated with a hydraulic tank b through a pipeline; and the grinding roller is internally provided with a vortex tube, the upper end of the vortex tube is a cold air outlet, the lower part of the vortex tube is a hot air outlet, and the vortex tube is communicated with a plurality of air pipelines arranged in the grinding roller.

Furthermore, one end of the grinding roller is connected with a telescopic sleeve, the telescopic sleeve is connected with a bevel gear, a cam is arranged below the bevel gear, the cam is connected with a grinding motor, pulse type grading grinding of the grinding roller is achieved through the cam, and grinding quality is guaranteed.

Further, the right side of the cam is also provided with a spring, and the spring is arranged between the cam and the grinding roller.

Furthermore, the crushing cavity is connected with an air blower through a pipeline, and the air blower is arranged on the base through a support.

Further, still be provided with the push pedal on the screen cloth, the push pedal be used for pushing the water conservancy diversion inclined plane of crushing intracavity side with large size rubber, water conservancy diversion inclined plane and air-blower intercommunication blow large size rubber to between the roller through the air-blower and smash once more.

Furthermore, a control switch a is arranged on a pipeline between the hydraulic tank a and the mixing cavity, and a switch b and a time relay are arranged on a pipeline between the hydraulic tank b and the grinding cavity.

Furthermore, an air compressor is arranged beside a hot air outlet at the lower part of the vortex tube, and cold air generated by the operation of the air compressor flows through an air pipeline to the cold air outlet to take away heat generated by a cutter, so that the aim of protecting the grinding roller to achieve a better grinding effect is fulfilled.

Further, the lower extreme of grinding chamber be provided with the grinding discharge gate, the rubber of accomplishing the grinding is got rid of through grinding the discharge gate.

Furthermore, the grinding fixed roller and the grinding roller are conical, the grinding roller is arranged in the grinding fixed roller and meshed with the grinding fixed roller, and a notch is formed in the upper end of the grinding fixed roller and serves as a grinding feeding hole.

The utility model has the advantages that:

1. the utility model has simple structure, reasonable design, strong practicability, simple operation, time and labor saving;

2. the mixing cavity of the utility model cools the rubber by mixing liquid nitrogen and rubber through being communicated with the hydraulic tank, so that the rubber is more easily embrittled and is convenient for crushing and grinding;

3. the vortex tube is arranged in the grinding roller, so that the heat of the cutter can be taken away through the vortex tube, and the service life of the cutter is prolonged;

4. the utility model adopts the conical grinding roller, utilizes the property of the cam to realize pulse type reciprocating grinding, and the grinding is more precise;

5. the utility model realizes multiple times of crushing of the non-conforming large-size rubber by the cooperation of the screen and the blower, thereby further improving the crushing quality;

6. through set up the push pedal on the screen cloth, not only solve the problem that the powder blockked up the screen cloth, simultaneously through pushing away the rubber of large size to the water conservancy diversion mouth, make things convenient for the air-blower to blow the rubber of large size to crushing roller and smash once more.

Drawings

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

FIG. 2 is a schematic structural view of the grinding chamber of the present invention;

FIG. 3 is a schematic structural view of the grinding roller of the present invention;

in the figure, 1-hydraulic tank a, 2-mixing chamber, 3-screw conveyor, 4-crushing chamber, 5-crushing roller, 6-screen, 7-push plate, 8-grinding chamber, 9-grinding fixed roller, 10-grinding roller, 11-telescopic sleeve, 12-bevel gear, 13-cam, 14-grinding motor, 15-hydraulic tank b, 16-blower, 17-switch a, 18-rubber inlet, 19-rubber outlet, 20-grinding inlet, 21-grinding outlet, 22-switch b, 23-time relay, 24-bracket, 25-base, 26-spring, 27-vortex tube, 28-cold air outlet, 29-air pipeline, 30-hot air outlet, 31-air compressor.

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:

as shown in fig. 1, a pulse type graded rubber crushing and grinding device comprises a hydraulic tank a1, a mixing chamber 2, a crushing chamber 4, a grinding chamber 8 and a hydraulic tank b15, wherein the hydraulic tank a1 is communicated with the mixing chamber 2 through a pipeline so as to input hydraulic pressure in the hydraulic tank a1 into the mixing chamber 2, a switch a17 is arranged on the pipeline between the hydraulic tank a1 and the mixing chamber 2, a rubber feeding hole 18 is arranged at the upper end of the mixing chamber 2, a rubber discharging hole 19 is arranged at the lower end of the mixing chamber 2, and liquid nitrogen is input into the mixing chamber 2 through a hydraulic tank a1 to be mixed with rubber, so that the rubber is cooled and embrittled more easily, and subsequent crushing and grinding are facilitated.

Rubber discharge gate 19 pass through screw conveyer 3 and smash chamber 4 intercommunication, smash chamber 4 in be provided with crushing roller 5, still be provided with screen cloth 6 in crushing chamber 4 of the lower extreme of crushing roller 5, the rubber after smashing carries out prefiltration through the screen cloth, still be provided with push pedal 7 on the screen cloth 6, the inside wall of crushing chamber 4 on still be provided with 2 water conservancy diversion holes, 2 water conservancy diversion holes are through pipeline and air-blower 16 intercommunication, air-blower 16 set up on base 25 through support 24, push away the inboard water conservancy diversion inclined plane department of crushing chamber 4 with large size rubber through push pedal 7, the water conservancy diversion hole and the air-blower 16 intercommunication on water conservancy diversion inclined plane, blow the large size rubber to smash once more between the roller 5 through air-blower 16 to further improve kibbling quality.

As shown in fig. 2, the crushing chamber 4 is communicated with the grinding chamber 8 through a discharge port at the lower end thereof, a grinding fixed roller 9 and a grinding roller 10 which are engaged with each other are arranged in the grinding chamber 8, the grinding fixed roller 9 and the grinding roller 10 are tapered, the grinding roller 10 is arranged in the grinding fixed roller 9 and engaged with the grinding fixed roller 9, and a notch is arranged at the upper end of the grinding fixed roller 9 and serves as a grinding feed port 20. One end of the grinding roller 10 is connected with a telescopic sleeve 11, the telescopic sleeve 11 is connected with a bevel gear 12, a cam 13 is arranged below the bevel gear 12, the cam 13 is connected with a grinding motor 14, pulse type grading grinding of the grinding roller is realized through the cam 13, the grinding quality is ensured, a grinding discharge hole 21 is formed in the lower end of the grinding cavity 8, and rubber which is ground is discharged through the grinding discharge hole 21. A spring 26 is arranged on the right side of the cam 13, and the spring 26 is arranged between the cam 13 and the grinding roller 10. As shown in fig. 3, a vortex tube 27 is further disposed in the grinding roller 10, and the upper end of the vortex tube 27 is a cool air outlet 28, and the lower part is a hot air outlet 30. An air compressor 31 is arranged beside a hot air outlet 30 at the lower part of the vortex tube 27, the vortex tube 27 is communicated with a plurality of air pipelines 29 arranged in the grinding roller 10, and cold air generated by the work of the air compressor 31 flows through the air pipelines 29 to the cold air outlet 28 to take away heat generated by a cutter, so that the purpose of protecting the grinding roller 10 to achieve a better grinding effect is achieved. The grinding chamber 8 is also communicated with a hydraulic tank b15 through a pipeline; a pipeline between the hydraulic tank b15 and the grinding cavity 8 is provided with a switch b22 and a time relay 23, and liquid nitrogen is sprayed on the grinding roller 10 at intervals during grinding to cool the grinding roller 10.

The foregoing embodiments and description have been provided to illustrate the principles and preferred embodiments of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed.

Claims

1. The utility model provides a grinder is smashed to hierarchical rubber of pulsed which characterized in that: the grinding device comprises a hydraulic tank a, a hydraulic tank b, a mixing cavity, a grinding cavity and a grinding cavity, wherein the hydraulic tank a is communicated with the mixing cavity through a pipeline, the mixing cavity is communicated with the grinding cavity through a screw conveyor, a grinding roller is arranged in the grinding cavity, a screen is also arranged in the grinding cavity at the lower end of the grinding roller, the grinding cavity is communicated with the grinding cavity through a discharge port at the lower end of the grinding cavity, a grinding fixed roller and a grinding roller which are meshed with each other are arranged in the grinding cavity, and the grinding roller is connected with a grinding motor through a cam;

the grinding cavity is also communicated with a hydraulic tank b through a pipeline;

the grinding roller is internally provided with a vortex tube, the upper end of the vortex tube is a cold air outlet, the lower part of the vortex tube is a hot air outlet, and the vortex tube is communicated with a plurality of air pipelines arranged in the grinding roller.

2. The pulse type graded rubber pulverizing and grinding apparatus as claimed in claim 1, wherein: the mixing chamber upper end be provided with the rubber feed inlet, the lower extreme of mixing chamber is provided with the rubber discharge gate.

3. The pulse type graded rubber pulverizing and grinding apparatus as claimed in claim 1, wherein: one end of the grinding roller is connected with a telescopic sleeve, the telescopic sleeve is connected with a bevel gear, a cam is arranged below the bevel gear, and the cam is connected with a grinding motor.

4. A pulse type classifying rubber pulverizing mill as claimed in claim 3, characterized in that: the right side of the cam is also provided with a spring, and the spring is arranged between the cam and the grinding roller.

5. The pulse type graded rubber pulverizing and grinding apparatus as claimed in claim 1, wherein: the crushing cavity inner side wall on be provided with 2 water conservancy diversion holes, the water conservancy diversion hole pass through the pipeline and be connected with the air-blower, the air-blower pass through the support setting on the base.

6. The pulse type graded rubber pulverizing and grinding apparatus as claimed in claim 1, wherein: the screen mesh is also provided with a push plate, the push plate is used for pushing the large-size rubber to the flow guide inclined plane on the inner side of the crushing cavity, and the flow guide hole on the flow guide inclined plane is communicated with the air blower.

7. The pulse type graded rubber pulverizing and grinding apparatus as claimed in claim 1, wherein: a control switch a is arranged on a pipeline between the hydraulic tank a and the mixing cavity, and a switch b and a time relay are arranged on a pipeline between the hydraulic tank b and the grinding cavity.

8. The pulse type graded rubber pulverizing and grinding apparatus as claimed in claim 1, wherein: an air compressor is arranged beside a hot air outlet at the lower part of the vortex tube.

9. The pulse type graded rubber pulverizing and grinding apparatus as claimed in claim 1, wherein: the grinding fixed roller and the grinding roller are conical, the grinding roller is arranged in the grinding fixed roller and meshed with the grinding fixed roller, and a notch is formed in the upper end of the grinding fixed roller and serves as a grinding feeding hole.

10. The pulse type graded rubber pulverizing and grinding apparatus as claimed in claim 1, wherein: the lower end of the grinding cavity is provided with a grinding discharge hole.