CN211727412U - Electro-hydraulic direct-drive small square billet continuous casting crystallizer vibration driving device - Google Patents
Electro-hydraulic direct-drive small square billet continuous casting crystallizer vibration driving device Download PDFInfo
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- CN211727412U CN211727412U CN202020051113.5U CN202020051113U CN211727412U CN 211727412 U CN211727412 U CN 211727412U CN 202020051113 U CN202020051113 U CN 202020051113U CN 211727412 U CN211727412 U CN 211727412U
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Abstract
The utility model belongs to the technical field of continuous casting crystallizer vibration, and relates to an electro-hydraulic direct-drive billet continuous casting crystallizer vibration driving device; the hydraulic cylinder is arranged on the connecting valve block, and the motor pump units and the cooling units are arranged on two sides of the hydraulic cylinder and two ends of the connecting valve block; hydraulic oil flowing pore channels are processed in the connecting valve block, the motor pump unit drives the hydraulic cylinder to act, and the cooling unit cools the hydraulic oil. The utility model has the integral characteristics of organic electro-hydraulic integration, compact structure and totally-enclosed protection, adopts compressed air and cooling water to carry out high-temperature cooling on the driving device, can meet the requirements of small installation space, continuous work and severe working condition environment of the vibration equipment of the billet continuous casting crystallizer, and has the advantages of high reliability, long service life, basic maintenance-free and plug-and-play; the whole body can be replaced quickly when the fault occurs, and the reason does not need to be checked on line, so that the shutdown maintenance time of the casting machine can be reduced, and the operation rate of the casting machine is improved.
Description
Technical Field
The utility model belongs to the technical field of continuous casting crystallizer vibration, a little square billet continuous casting crystallizer vibration drive arrangement is directly driven to electricity liquid is related to.
Background
The crystallizer vibration device is used as key equipment of a continuous casting machine, and has the functions of ensuring that a casting blank is not bonded with a copper wall of the crystallizer in the casting process through the vibration of the crystallizer and obtaining good surface quality of the casting blank. The continuous casting crystallizer has special vibration working condition, needs continuous operation without stop, has annual vibration frequency of more than hundred million times, has severe operation surrounding environment condition, has the environment temperature of more than 50 ℃, is accompanied by water vapor in air, and has high requirements on the reliability and the stability of a vibration system.
The existing crystallizer vibration device is divided into mechanical vibration, hydraulic servo vibration and electric cylinder vibration according to the drive control form. The mechanical crystallizer vibration device usually adopts a rotating motor and an eccentric wheel connecting rod mechanism to realize sinusoidal vibration, and has the defects of serious mechanical abrasion, difficulty in realizing non-sinusoidal vibration, incapability of adjusting vibration parameters such as amplitude and deflection rate on line and the like; the hydraulic servo crystallizer vibration device adopts an electro-hydraulic servo valve to control a hydraulic cylinder to realize sinusoidal and non-sinusoidal vibration, can conveniently realize online adjustment and monitoring of amplitude, frequency and waveform, and has the defects of high requirement on oil cleanliness and high construction, operation and maintenance cost due to the adoption of the electro-hydraulic servo valve; the electric cylinder crystallizer vibration device adopts the servo electric cylinder to directly drive the crystallizer vibration table to realize sinusoidal and non-sinusoidal vibration, has the advantages of low cost, convenient equipment maintenance, no pollution and the like, but has the defects of poor impact resistance, easy abrasion, short service life and the like of a lead screw of a core transmission component, and restricts the wider application of the electric cylinder crystallizer vibration device.
With the development of hydraulic technology, a novel servo driving mode, namely a direct-drive electro-hydraulic servo system, appears. The three functions of reversing, speed regulating and pressure regulating of the direct-drive electrohydraulic servo system are directly controlled by the servo motor, and a conventional electrohydraulic servo valve is not needed, so that the requirement on the cleanliness of oil is greatly reduced. Compared with the traditional electro-hydraulic servo system, the direct-drive electro-hydraulic servo system has the advantages of flexible transmission control of the servo motor, low energy consumption of electric transmission, large hydraulic transmission output and strong pollution resistance.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing an electricity liquid directly drives little square billet continuous casting crystallizer vibration drive arrangement sets up motor pump unit and cooling unit at connecting valve piece both ends, realizes the purpose of balanced arrangement.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a vibration driving device of an electro-hydraulic direct-drive small square billet continuous casting crystallizer comprises a connecting valve block, a hydraulic cylinder arranged on the connecting valve block, and motor pump units and cooling units which are arranged on two sides of the hydraulic cylinder and two ends of the connecting valve block; hydraulic oil flowing pore channels are processed in the connecting valve block, the motor pump unit drives the hydraulic cylinder to act, and the cooling unit cools the hydraulic oil.
Optionally, the motor pump unit includes a hydraulic pump and a servo motor disposed on both sides of the connecting valve block.
Optionally, the cooling unit includes a cooling system and an accumulator disposed on both sides of the connecting valve block.
Optionally, a base is further arranged on the connecting valve block, and the base is arranged on one side, far away from the hydraulic cylinder, of the connecting valve block.
Optionally, the connecting valve block is provided with a compressed air inlet, and sealing covers are sleeved outside the hydraulic pump, the servo motor and the cooling system; the sealing cover is provided with an exhaust hole; the compressed air inlet is communicated to the sealing cover, and compressed air enters the sealing cover through the connecting valve block.
Optionally, the sealing cover is made of stainless steel material.
Optionally, the connecting valve block is provided with a cooling water inlet and a cooling water outlet, and the cooling water inlet and the cooling water outlet are communicated inside the connecting valve block.
Optionally, the hydraulic pump is driven by a servo motor, and the hydraulic cylinder is provided with a displacement sensor for adjusting the rotation speed of the servo motor and adjusting the sinusoidal or non-sinusoidal vibration of the hydraulic cylinder in a closed loop manner.
The beneficial effects of the utility model reside in that:
1. the utility model integrates all elements into a whole, and the electromechanical liquid is integrated, so that the debugging is completed before delivery, the plug and play is realized, the installation is convenient, and the replacement is quick;
2. the full-closed design and compressed air protection are adopted, and the requirements of severe working environment working conditions are met;
3. cooling by adopting cooling water, and ensuring the long-time continuous high-frequency working requirement of the vibration-driven integral device;
4. the servo motor and the cooling system are arranged on two sides of the hydraulic cylinder and are symmetrically arranged, unbalance loads at two ends of the hydraulic cylinder are balanced, and the service life of a sealing piece of the hydraulic cylinder is prolonged;
5. the whole body can be replaced quickly when the fault occurs, and the reason does not need to be checked on line, so that the shutdown maintenance time of the casting machine can be reduced, and the operation rate of the casting machine is improved.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.
Drawings
For the purposes of promoting a better understanding of the objects, features and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:
fig. 1 is a schematic view of the overall structure of the present invention.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the features in the following embodiments and examples may be combined with each other without conflict.
Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in any way limiting the scope of the invention; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", "front", "back", etc., indicating directions or positional relationships based on the directions or positional relationships shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limiting the present invention, and those skilled in the art can understand the specific meanings of the terms according to specific situations.
Referring to FIG. 1, the reference numbers in the drawings denote: the hydraulic system comprises a hydraulic pump 1, a connecting valve block 2, a servo motor 3, a hydraulic cylinder 4, a cooling system 5, an energy accumulator 6 and a base 7.
The utility model relates to an electro-hydraulic direct-drive small square billet continuous casting crystallizer vibration driving device, which comprises a connecting valve block 2, a hydraulic cylinder 4 arranged on the connecting valve block 2, and a motor pump unit and a cooling unit which are arranged at two sides of the hydraulic cylinder 4 and at two ends of the connecting valve block 2; a hydraulic oil flowing pore channel is processed in the connecting valve block 2, hydraulic oil among the hydraulic pump 1, the hydraulic cylinder 4, the cooling system 5 and the energy accumulator 6 is connected with the motor pump unit to drive the hydraulic cylinder 4 to act, and the cooling unit cools the hydraulic oil. The motor pump unit and the cooling unit are arranged on two sides of the hydraulic cylinder 4, so that the requirement of balanced arrangement on two sides of the hydraulic cylinder 4 is met, the unbalance load of the hydraulic cylinder 4 is reduced, and the service life of a sealing piece of the hydraulic cylinder 4 is prolonged.
Optionally, the motor pump unit includes a hydraulic pump 1 and a servo motor 3 disposed on both sides of the connecting valve block 2; the cooling unit comprises a cooling system 5 and an energy accumulator 6 which are arranged at two sides of the connecting valve block 2; the connecting valve block 2 is also provided with a base 7, and the base 7 is arranged on one side of the connecting valve block 2 away from the hydraulic cylinder 4; the connecting valve block 2 is provided with a compressed air inlet, and sealing covers are sleeved on the outer sides of the hydraulic pump 1, the servo motor 3 and the cooling system 5; the sealing cover is provided with an exhaust hole; the compressed air inlet is communicated to the sealing cover, and compressed air enters the sealing cover through the connecting valve block 2; the sealing cover is made of stainless steel materials. The pressure-fired air exhaust cover has the advantages that the micro-positive pressure in the sealing cover is guaranteed, external water vapor is prevented from entering and corroding the electric elements in the cover, and meanwhile, the compressed air exhausted from the specific exhaust holes in the sealing cover brings out heat generated during the operation of the electric elements in the cover.
The connecting valve block 2 is provided with a cooling water inlet and a cooling water outlet, and the cooling water inlet and the cooling water outlet are communicated in the connecting valve block 2; cooling water enters the cooling system 5 through the cooling water pipeline of the connecting valve block 2, and the cooling system 5 cools the hydraulic oil in transmission through the cooling water, so that the temperature of the hydraulic oil in transmission is ensured to be within a reasonable range. The hydraulic pump 1 is driven by the servo motor 3, and the hydraulic cylinder 4 is provided with a displacement sensor for adjusting the rotating speed of the servo motor 3 and adjusting the sinusoidal or non-sinusoidal vibration of the hydraulic cylinder 4 in a closed loop manner.
The utility model realizes the sine or non-sine vibration of the hydraulic cylinder 4 by the hydraulic pump 1 driven by the servo motor 3, has the integral characteristics of integration of mechanical, electrical and hydraulic, has compact structure and totally-enclosed protection, adopts compressed air and cooling water to carry out high-temperature cooling on the driving device, can meet the requirements of small installation space, continuous work and severe working condition environment of the vibration equipment of the billet continuous casting crystallizer, and has the advantages of high reliability, long service life, basic maintenance-free and plug-and-play; the whole body can be replaced quickly when the fault occurs, and the reason does not need to be checked on line, so that the shutdown maintenance time of the casting machine can be reduced, and the operation rate of the casting machine is improved.
The utility model integrates all elements into a whole, and the electromechanical liquid is integrated, so that the debugging is completed before delivery, the plug and play is realized, the installation is convenient, and the replacement is quick; the full-closed design and compressed air protection are adopted, and the requirements of severe working environment working conditions are met; cooling by adopting cooling water, and ensuring the long-time continuous high-frequency working requirement of the vibration-driven integral device; the servo motor 3 and the cooling system 5 are arranged at two sides of the hydraulic cylinder 4 and are symmetrically arranged, the unbalance loading at two ends of the hydraulic cylinder 4 is balanced, and the service life of a sealing piece of the hydraulic cylinder 4 is prolonged; the whole body can be replaced quickly when the fault occurs, and the reason does not need to be checked on line, so that the shutdown maintenance time of the casting machine can be reduced, and the operation rate of the casting machine is improved.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.
Claims (8)
1. A vibration driving device of an electro-hydraulic direct-drive small square billet continuous casting crystallizer is characterized by comprising a connecting valve block, a hydraulic cylinder arranged on the connecting valve block, and motor pump units and cooling units which are arranged on two sides of the hydraulic cylinder and two ends of the connecting valve block; hydraulic oil flowing pore channels are processed in the connecting valve block, the motor pump unit drives the hydraulic cylinder to act, and the cooling unit cools the hydraulic oil.
2. The electro-hydraulic direct drive billet continuous casting mold vibration driving device as set forth in claim 1, wherein the motor pump unit comprises a hydraulic pump and a servo motor provided on both sides of the connecting valve block.
3. The electro-hydraulic direct drive billet continuous casting mold vibration drive apparatus as set forth in claim 2, wherein the cooling unit comprises a cooling system and an accumulator provided on both sides of the connecting valve block.
4. The vibration driving device of the electro-hydraulic direct-drive billet continuous casting crystallizer as claimed in claim 1, wherein a base is further arranged on the connecting valve block, and the base is arranged on one side of the connecting valve block, which is far away from the hydraulic cylinder.
5. The electro-hydraulic direct-drive billet continuous casting crystallizer vibration driving device as claimed in claim 3, wherein the connecting valve block is provided with a compressed air inlet, and sealing covers are respectively sleeved outside the hydraulic pump, the servo motor and the cooling system; the sealing cover is provided with an exhaust hole; the compressed air inlet is communicated to the sealing cover, and compressed air enters the sealing cover through the connecting valve block.
6. The electro-hydraulic direct drive billet continuous casting mold vibration drive as claimed in claim 5, wherein said sealing cap is made of stainless steel material.
7. The electro-hydraulic direct-drive billet continuous casting crystallizer vibration driving device as claimed in claim 1 or 5, wherein a cooling water inlet and a cooling water outlet are arranged on the connecting valve block, and the cooling water inlet and the cooling water outlet are communicated inside the connecting valve block.
8. The electro-hydraulic direct-drive billet continuous casting crystallizer vibration driving device as claimed in claim 2, wherein the hydraulic pump is driven by a servo motor, and a displacement sensor is arranged on the hydraulic cylinder and used for adjusting the rotating speed of the servo motor and adjusting the sinusoidal or non-sinusoidal vibration of the hydraulic cylinder in a closed loop manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020051113.5U CN211727412U (en) | 2020-01-10 | 2020-01-10 | Electro-hydraulic direct-drive small square billet continuous casting crystallizer vibration driving device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020051113.5U CN211727412U (en) | 2020-01-10 | 2020-01-10 | Electro-hydraulic direct-drive small square billet continuous casting crystallizer vibration driving device |
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| CN211727412U true CN211727412U (en) | 2020-10-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111036865A (en) * | 2020-01-10 | 2020-04-21 | 中冶赛迪技术研究中心有限公司 | Electro-hydraulic direct-drive small square billet continuous casting crystallizer vibration driving device |
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2020
- 2020-01-10 CN CN202020051113.5U patent/CN211727412U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111036865A (en) * | 2020-01-10 | 2020-04-21 | 中冶赛迪技术研究中心有限公司 | Electro-hydraulic direct-drive small square billet continuous casting crystallizer vibration driving device |
| WO2021139285A1 (en) * | 2020-01-10 | 2021-07-15 | 中冶赛迪技术研究中心有限公司 | Electro-hydraulic direct-drive billet continuous casting crystallizer vibration driving apparatus |
| CN111036865B (en) * | 2020-01-10 | 2024-04-30 | 中冶赛迪技术研究中心有限公司 | Electro-hydraulic direct-drive small square billet continuous casting crystallizer vibration driving device |
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