CN213260490U - Hydraulic drive elastomer granulator - Google Patents
Hydraulic drive elastomer granulator Download PDFInfo
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- CN213260490U CN213260490U CN202021852772.5U CN202021852772U CN213260490U CN 213260490 U CN213260490 U CN 213260490U CN 202021852772 U CN202021852772 U CN 202021852772U CN 213260490 U CN213260490 U CN 213260490U
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Abstract
The utility model provides a hydraulic drive elastomer pelleter, include: the hydraulic driving device, the hydraulic motor and the cutter device; the hydraulic driving device comprises an oil inlet pipeline and an oil outlet pipeline, the oil inlet pipeline and the oil outlet pipeline are both arranged between the oil tank and the hydraulic motor, the oil inlet pipeline connects the oil suction pump, the proportional control valve and the first speed regulating valve in sequence, the oil outlet pipeline connects the second speed regulating valve and the proportional control valve in sequence, and the first speed regulating valve and the second speed regulating valve are both connected with the hydraulic motor; the hydraulic motor drives the cutter to rotate for cutting. The utility model discloses a hydraulic drive device drives hydraulic motor, through hydraulic motor drive cutters, makes the cutter high-speed rotatory, and hydraulic motor and hydraulic drive device can bear big moment of torsion, and the impact that arouses when scram and transshipping is less to its influence, makes the pelleter can be under high-speed even running. The cutter has higher linear velocity, stops the micelle adhesion, improves the micelle grade looks.
Description
Technical Field
The utility model relates to a pelleter field especially relates to a hydraulic drive elastomer pelleter.
Background
The granulator is a mechanical device for cutting and granulating the rubber material in a synthetic rubber post-treatment drying system, the working machine adopts a variable-pitch screw conveyor to push the material, a template with holes is arranged at the outlet of the working machine, a cutter is arranged close to the template and is driven by a motor to rotate, the rubber material is continuously sprayed out of the template of the working machine and is cut off by the cutter, and the rubber material is cut into rubber particles due to the high rotating speed of the cutter.
However, the pressure in the working machine is large, the temperature is high, the material spraying speed is high, and meanwhile, the cutter rotates at a high speed to cut the sizing material, so that the cutter is greatly impacted to generate large vibration, on one hand, the product phase of the cut particles is not good, the length is uneven, on the other hand, the stable production of the device is not facilitated, and faults are easy to generate.
SUMMERY OF THE UTILITY MODEL
The utility model provides a hydraulic drive elastomer pelleter to solve above-mentioned problem.
A hydraulically driven elastomeric pelletizer, comprising: the hydraulic driving device, the hydraulic motor and the cutter device;
the hydraulic driving device comprises an oil inlet pipeline and an oil outlet pipeline, the oil inlet pipeline and the oil outlet pipeline are both arranged between an oil tank and the hydraulic motor, the oil inlet pipeline connects an oil suction pump, a proportional control valve and a first speed regulating valve in sequence, the oil outlet pipeline connects a second speed regulating valve and a proportional control valve in sequence, and the first speed regulating valve and the second speed regulating valve are both connected with the hydraulic motor;
the cutter device comprises a cutter, and the hydraulic motor drives the cutter to rotate and cut.
Further, the oil suction pump is a plunger pump.
Furthermore, a one-way valve and a pressure oil filter are arranged between the oil suction pump and the proportional control valve, a cooler and an oil return filter are further arranged on the oil outlet pipeline, and the cooler and the oil return filter are arranged between the proportional control valve and the oil tank.
Further, the cutter device comprises a cutter disc and a cutter shaft, the cutter disc is fixed at the end part of the cutter shaft through a pressing bolt arranged at the center, a plurality of radially arranged cutters are fixed on the cutter disc, the cutter shaft is connected with the hydraulic motor through a coupler, and the rotation axis of the cutter shaft is not coaxial with the discharge template of the working machine.
And furthermore, an adjusting gasket, an adjusting nut, a locking gasket and a locking nut are sequentially arranged on the cutter shaft, and the adjusting gasket is abutted to the cutter disc.
Further, a grain cutting box is arranged outside the cutter device.
The utility model discloses a hydraulic drive elastomer pelleter through hydraulic drive device drive hydraulic motor, through hydraulic motor drive cutters, makes the cutter high-speed rotatory, and hydraulic motor and hydraulic drive device can bear big moment of torsion, and the impact that arouses when scram and transshipping is less to its influence, makes the pelleter can be under high-speed even running. The cutter has higher linear velocity, stops the micelle adhesion, improves the micelle grade looks.
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, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a hydraulic schematic diagram of a hydraulically driven elastomer pelletizer in an embodiment of the present invention;
fig. 2 is a schematic view of the installation position of the hydraulically driven elastomer granulator and the working machine in the embodiment of the present invention.
Fig. 3 is a schematic diagram of the positions of the cutting knife and the discharging template in the embodiment of the present invention;
fig. 4 is a schematic diagram of the positions of the hydraulic motor, the cutter device and the discharging template in the embodiment of the present invention;
fig. 5 is a schematic view of the cutter head fixed by the adjusting nut, the locking nut and the compression bolt in the embodiment of the present invention;
fig. 6 is an enlarged view of a portion a in fig. 5.
In the figure: 1. a hydraulic motor; 2. an oil tank; 3. an oil suction pump; 4. a proportional control valve; 5. a first speed regulating valve; 6. a second speed regulating valve; 7. a cutter device; 8. a one-way valve; 9. a pressure oil filter; 10. a cooler; 11. an oil return filter; 12. a hydraulic drive device; 13. a cutter; 14. a cutter disc; 15. a cutter shaft; 16. a hold-down bolt; 17. discharging the template; 18. adjusting the gasket; 19. adjusting the nut; 20. a locking washer; 21. locking the nut; 22. and (4) a grain cutting box.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
1-6, a hydraulically driven elastomeric pelletizer, comprising: the hydraulic driving device 12, the hydraulic motor 1 and the cutter device 7;
the hydraulic driving device 12 comprises an oil inlet pipeline and an oil outlet pipeline, the oil inlet pipeline and the oil outlet pipeline are both arranged between the oil tank 2 and the hydraulic motor 1, the oil tank 2 is provided with a liquid level meter, a thermometer and an electric heater, the oil inlet pipeline connects the oil suction pump 3, the proportional control valve 4 and the first speed regulating valve 5 in sequence, the oil suction pump 1 is a plunger pump and is connected with the oil tank 2, and the plunger pump is driven by a motor; the second speed regulating valve 6 and the proportional control valve 4 are sequentially connected by an oil outlet pipeline, and the first speed regulating valve 5 and the second speed regulating valve 6 are both connected with the hydraulic motor 1;
the cutter device 7 comprises a cutter 13, a cutter disc 14 and a cutter shaft 15, the cutter disc 14 is fixed at the end part of the cutter shaft 15 through a pressing bolt 16 arranged at the center, a plurality of radially arranged cutters 13 are fixed on the cutter disc 14, the cutter shaft 15 is connected with the hydraulic motor 1 through a coupler, and the hydraulic motor 1 drives the cutters 13 to rotate at a high speed for cutting through the cutter shaft 15.
A one-way valve 8 and a pressure oil filter 9 are arranged between the oil suction pump 1 and the proportional control valve 4, an overflow valve is arranged between the one-way valve and the plunger pump, the motor drives the oil suction pump 1 to suck oil from an oil tank, the oil enters the pressure oil filter 9 through the one-way valve 8, a pressure gauge is arranged between the one-way valve 8 and the pressure oil filter 9 and used for detecting the oil pressure, and after passing through the pressure oil filter 9, the oil enters the proportional control valve 4 and enters the hydraulic motor 1 through a first speed regulating valve. The oil outlet pipeline is also provided with a cooler 10 and an oil return filter 11, the cooler 10 and the oil return filter 11 are arranged between the proportional control valve 4 and the oil tank 2, and oil enters the cooler 10 and the oil return filter 11 after leaving the hydraulic motor 1 and entering the second speed regulating valve 6 and the proportional control valve 4 and finally returns to the oil tank 2. The hydraulic driving device adjusts the oil inlet pressure of the hydraulic motor 1 through the speed regulating valve and the proportional control valve, and then controls the rotating speed of the hydraulic motor 1. The hydraulic motor outputs power through a speed change gear box, and specifically, the hydraulic motor 1 is connected with the speed change gear box which is connected with a cutter device.
The hydraulic driving device is installed on the skid-mounted base, and the oil inlet pipeline and the oil outlet pipeline are both connected with the hydraulic motor.
The cutter 13 is arranged on one side of the discharging template 17 of the working machine, the rubber material is extruded from the discharging template 17, and the cutter rotates at a high speed to cut the rubber particles into particles. The faster the cutter speed, the less easy the adhesive is for the micelle, and the micelle length is even, and the matter looks is the better. In order to obtain as high a cutting line speed as possible without increasing the rotational speed, the axis of rotation of the cutter shaft 15 is not coaxial with the work machine stripper 17. Therefore, the distance from the farthest end of the cutter to the rotating center is lengthened, the linear speed is higher and the cutting effect is better under the same rotating speed.
The driving form of the cutter adopts a hydraulic driving system consisting of a hydraulic driving device and a hydraulic motor, the operation is more stable at high rotating speed, the vibration absorption capacity is stronger, and the external disturbance resistance capacity is strong. The whole granulator operates stably, and has low failure rate and good reliability. Meanwhile, the hydraulic driving system drives the cutter to have large torque, adjustable rotating speed and more convenient use.
One end of the cutter shaft is connected with the hydraulic motor through a coupler, and the other end of the cutter shaft is connected with the cutter disc. Specifically, the cutter disc is sleeved at the end of the cutter shaft and is limited to rotate through a key, an adjusting gasket 18, an adjusting nut 19, a locking gasket 20 and a locking nut 21 are sequentially arranged on the cutter shaft, the adjusting gasket 18 is abutted to one side, close to the coupler, of the cutter disc 14, a compression bolt is arranged on the other side of the cutter disc 14, the compression bolt is connected with the end face of the cutter shaft and compresses the cutter disc, and therefore the compression bolt and the adjusting nut limit the axial position of the cutter disc. The adjusting nut and the locking nut improve the stability of the cutter disc position.
The position of the cutter disc can be adjusted according to production requirements, the compression bolt, the adjusting nut and the locking nut are loosened, the cutter disc can be adjusted to a proper position in the axial direction, and then the compression bolt, the adjusting nut and the locking nut are screwed down.
Through hydraulic drive device condition hydraulic motor's oil feed pressure, make hydraulic motor reach the rotational speed of requirement, and then make the cutter reach the rotational speed of requirement, cut out the micelle that accords with the length requirement.
This use novel disclosed pelleter can satisfy the eager grain requirement of 1-6mm length micelle, through hydraulic drive device and hydraulic motor, can be at 3000 high-speed even running down of commentaries on classics/minute, it is great to have solved motor drive vibrations, and the motor shaft bears radial load great, fragile scheduling problem. The hydraulic driving device adjusts the oil inlet pressure by adjusting the proportional control valve and the speed regulating valve to achieve the required rotating speed of the cutter. And the axis of the cutter shaft and the axis of the discharging template are arranged in a staggered manner, so that the farthest distance of the cutter for cutting the colloidal particles is increased, the farthest end of the cutter can cut the colloidal particles at a higher linear speed, the adhesion of the colloidal particles is avoided, and the colloidal particle phase is increased. The farthest distance of the cutter for cutting the colloidal particles is increased, the length of the cutter is increased, the weight of the cutter is increased, the radial load of the cutter shaft and a power output shaft connected with the cutter shaft is increased, the cutter shaft is driven by a hydraulic motor, the cutter shaft can bear larger radial load, and the production is more stable.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (6)
1. A hydraulically driven elastomer pelletizer, comprising: the hydraulic driving device (12), the hydraulic motor (1) and the cutter device (7);
the hydraulic driving device (12) comprises an oil inlet pipeline and an oil outlet pipeline, the oil inlet pipeline and the oil outlet pipeline are arranged between the oil tank (2) and the hydraulic motor (1), the oil inlet pipeline connects the oil suction pump (3), the proportional control valve (4) and the first speed regulating valve (5) in sequence, the oil outlet pipeline connects the second speed regulating valve (6) and the proportional control valve (4) in sequence, and the first speed regulating valve (5) and the second speed regulating valve (6) are connected with the hydraulic motor (1);
the cutter device (7) comprises a cutter (13), and the hydraulic motor (1) drives the cutter (13) to rotate and cut.
2. A hydraulically driven elastomeric cutter as claimed in claim 1, characterized in that said oil suction pump (3) is a plunger pump.
3. A hydraulically driven elastomer pellet cutter as claimed in claim 1, characterized in that a check valve (8) and a pressure oil filter (9) are provided between the oil suction pump (3) and the proportional control valve (4), and a cooler (10) and an oil return filter (11) are provided on the oil outlet line, and the cooler (10) and the oil return filter (11) are provided between the proportional control valve (4) and the oil tank (2).
4. A hydraulically driven elastomeric pelletizer as claimed in claim 1, wherein said cutter assembly (7) includes a cutter head (14) and a cutter shaft (15), said cutter head (14) being secured to the end of said cutter shaft (15) by centrally disposed compression bolts (16), said cutter head (14) having a plurality of radially disposed cutters (13) secured thereto, said cutter shaft (15) being connected to said hydraulic motor (1) by a coupling, the axis of rotation of said cutter shaft (15) being non-coaxial with the work machine discharge die plate (17).
5. A hydraulically driven elastomeric cutter as claimed in claim 4, characterized in that the cutter shaft (15) is provided with an adjusting shim (18), an adjusting nut (19), a locking shim (20) and a locking nut (21) in sequence, the adjusting shim (18) abutting the cutter head (14).
6. A hydraulically driven elastomeric pelletizer according to claim 1, characterized in that the cutter means (7) is externally provided with a pelletizer bin (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021852772.5U CN213260490U (en) | 2020-08-28 | 2020-08-28 | Hydraulic drive elastomer granulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021852772.5U CN213260490U (en) | 2020-08-28 | 2020-08-28 | Hydraulic drive elastomer granulator |
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| CN213260490U true CN213260490U (en) | 2021-05-25 |
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| CN202021852772.5U Active CN213260490U (en) | 2020-08-28 | 2020-08-28 | Hydraulic drive elastomer granulator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114183430A (en) * | 2021-10-18 | 2022-03-15 | 中国航空工业集团公司沈阳飞机设计研究所 | Hydraulic motor rotation control system |
-
2020
- 2020-08-28 CN CN202021852772.5U patent/CN213260490U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114183430A (en) * | 2021-10-18 | 2022-03-15 | 中国航空工业集团公司沈阳飞机设计研究所 | Hydraulic motor rotation control system |
| CN114183430B (en) * | 2021-10-18 | 2024-06-11 | 中国航空工业集团公司沈阳飞机设计研究所 | Hydraulic motor rotation control system |
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