阅读说明：本技术 厚度可调的金属带材喷带机 (Metal strip spraying machine with adjustable thickness ) 是由 韩坦 朱戴博 王富涛 陈�峰 刘洪涛 陈红 于 2020-07-13 设计创作，主要内容包括：本发明提出的一种厚度可调的金属带材喷带机,它包括水冷腔,位于水冷腔轴心位置且带动水冷腔转动的传动轴,端部位于水冷腔外表面的切线位置的喷嘴,与水冷腔表面带材相抵的压紧部和惰轮,位于水冷腔和带材中间处的铲除分离部,与铲除分离部相连的液压系统以及成卷收集带材的自动收卷装置,所述的喷嘴的端部与的圆心处之间的垂直距离为偏心距,喷嘴和水冷腔的间隙处且靠近水冷腔最高点位置方向设有积液池,所述的惰轮与表面覆盖带材的水冷腔相切且和铲除分离部相抵。该装置结构简单,工作稳定可靠,流水线生产改善了工作环境,可以高效率制造尺寸更薄的金属带材,是一个短流程低能耗,做高品质箔材的设备。(The invention provides a metal strip spraying machine with adjustable thickness, which comprises a water-cooling cavity, a transmission shaft, a nozzle, a pressing part, an idler wheel, a shoveling and separating part, a hydraulic system and an automatic winding device, wherein the transmission shaft is positioned at the axis of the water-cooling cavity and drives the water-cooling cavity to rotate, the end part of the nozzle is positioned at the tangential position of the outer surface of the water-cooling cavity, the pressing part and the idler wheel are abutted against a strip on the surface of the water-cooling cavity, the shoveling and separating part is positioned between the water-cooling cavity and the strip, the hydraulic system is connected with the shoveling and separating part, the automatic winding device is used for coiling and collecting the strip, the vertical distance between the end part of the nozzle and the circle center is an eccentric distance, a liquid accumulation pool is arranged at the gap. The device simple structure, job stabilization is reliable, and streamlined production has improved operational environment, can high efficiency manufacturing size thinner metal strip, is a short-flow low energy consumption, does the equipment of high-quality foil.)

1. The utility model provides a thickness adjustable metal strip spouts tape unit which characterized in that: it includes: a water cooling cavity (1), a transmission shaft (11) which is positioned at the axis position of the water cooling cavity (1) and drives the water cooling cavity (1) to rotate, a nozzle (2) the end part of which is positioned at the tangent position of the outer surface of the water cooling cavity (1), a pressing part (3) and an idler wheel (6) which are pressed against the belt material (10) on the surface of the water-cooling cavity (1), a removing and separating part (4) which is arranged between the water-cooling cavity (1) and the belt material (10), a hydraulic system (5) connected with the shoveling and separating part (4) and an automatic winding device (7) for coiling and collecting the strip (10), the vertical distance between the end part of the nozzle (2) and the circle center of the transmission shaft (11) is an eccentric distance (t), a liquid accumulation pool (23) is arranged at the gap between the nozzle (2) and the water cooling cavity (1) and close to the direction of the highest point of the water cooling cavity (1), the idler pulley (6) is tangent to the water-cooling cavity (1) of the surface covering strip (10) and is abutted to the shoveling and separating part (4).

2. The adjustable thickness metal strip spray machine of claim 1, wherein: the larger the eccentricity (a) is, the larger the vertical distance (t) between the end of the nozzle (2) and the surface of the water cooling cavity (1) is.

3. The adjustable thickness metal strip spray machine of claim 2, wherein: the radius size of the water cooling cavity (1) is r, the height (t) of the liquid accumulation pool (23) is the same as the thickness of the strip (10), and the calculation formula of the height (t) of the liquid accumulation pool (23) is as follows:

4. the adjustable thickness metal strip spray machine of claim 1, wherein: the water cooling system is characterized in that a water circulation cooling system is arranged in the water cooling cavity (1), and the water circulation cooling system comprises a water inlet (12) and a water outlet (13) which are positioned at two ends of a cooling water pipe, and a temperature sensor which is arranged in the cooling water pipe.

5. The adjustable thickness metal strip spray machine of claim 4, wherein: the temperature in the cooling water pipe is 17-75 ℃.

6. The adjustable thickness metal strip spray machine of claim 1, wherein: the linear speed of the water-cooling cavity (1) is 8-35 m/s.

7. The adjustable thickness metal strip spray machine of claim 1, wherein: the end part of the nozzle (2) is provided with a switch (21) and a sensor (22), and the temperature of the metal melt in the nozzle (2) is 1150-1560 ℃.

8. The adjustable thickness metal strip spray machine of claim 1, wherein: the water cooling cavity (1), the nozzle (2), the shoveling and separating part (4), the hydraulic system (5) and the automatic winding device (7) are connected with a PLC circuit.

9. The adjustable thickness metal strip spray machine of claim 1, wherein: the pressing part (3) comprises: the driven wheel (31), the pin shaft (32), the support (33), the spring (34) and the fixing seat (35) are arranged, the pin shaft (32) penetrates through the driven wheel (31), one end of the support (33) is fixed to two sides of the pin shaft (32), the other end of the support (33) is fixedly connected with the fixing seat (35) through the spring (34), and the width ratio of the driven wheel (31) to the width of the strip (10) is 3: 2.

10. The adjustable thickness metal strip spray machine of claim 1, wherein: and an overflow valve arranged in the hydraulic system (5) is connected with an alarm.

Technical Field

The invention relates to the field of metal material processing, in particular to a metal strip spraying machine with adjustable thickness.

Background

The metal plate and strip can be cut, bent, punched and welded into various components and products according to the requirements, the rapid development of high-speed continuous plate and strip mills and wide and thick plate mills reduces the cost of the plate and strip, improves the quality, has increasingly wide application, and the specific gravity of the plate and strip steel output in the total steel output of industrially developed countries is increased year by year and reaches about 60 percent.

Disclosure of Invention

The purpose of the invention is as follows: in order to solve the defects of the prior art, the metal strip spraying machine with the adjustable thickness is simple in structure, stable and reliable in work, capable of efficiently manufacturing metal strips with thinner sizes by improving the working environment through flow line production, short in flow process, low in energy consumption and capable of manufacturing high-quality foils.

The technical scheme is as follows: in order to achieve the above object, the invention provides a metal strip spraying machine with adjustable thickness, which comprises: the water cooling device comprises a water cooling cavity, a transmission shaft, a nozzle, a pressing part, an idler wheel, a shoveling and separating part, a hydraulic system and an automatic winding device, wherein the transmission shaft is located at the axis position of the water cooling cavity and drives the water cooling cavity to rotate, the end part of the nozzle is located at the tangent position of the outer surface of the water cooling cavity, the pressing part and the idler wheel are abutted against a strip on the surface of the water cooling cavity, the shoveling and separating part is located in the middle of the water cooling cavity and the strip, the hydraulic system is connected with the shoveling and separating part, the automatic winding device is used for collecting the strip in a coiled mode, the vertical distance between the end part of the nozzle and the circle center is an eccentric distance, a liquid accumulation pool is arranged in the gap between the nozzle and the water cooling cavity and in the direction close to the highest point position of the.

As a further preference of the invention, the larger the eccentricity, the larger the perpendicular distance between the nozzle tip and the surface of the water cooling chamber.

As a further preferred aspect of the present invention, the radius of the water cooling cavity is r, the height of the liquid collecting tank is the same as the thickness of the strip, and the calculation formula of the height of the liquid collecting tank is as follows:

as a further preferable mode of the present invention, a water circulation cooling system is disposed in the water cooling cavity, the water circulation cooling system includes a water inlet and a water outlet located at two ends of the cooling water pipe, and a temperature sensor installed in the cooling water pipe, when the temperature sensor senses that the temperature in the cooling water pipe is too high, the temperature sensor sends a signal of the too high temperature to the PLC circuit, the PLC circuit controls the water inlet and the water outlet of the cooling water pipe to be opened and closed at the same time, the cooling water enters the cooling water pipe from the water inlet, and the too high cooling water is discharged from the water outlet.

In a further preferred embodiment of the present invention, the temperature in the cooling water pipe is 17 to 75 ℃.

As a further optimization of the invention, the linear speed of the water-cooling cavity is 8 m/s-35 m/s, when the water-cooling cavity continuously rotates to drive the strip covered on the surface of the water-cooling cavity to cool, the strip and the surface position of the water-cooling cavity are compressed and adjusted through the compressing part, the bottom of the strip is shoveled away by the shoveling and separating part, meanwhile, the strip is led out by the idler wheel, and finally the strip is coiled and collected through the automatic coiling device.

As a further preferred aspect of the present invention, the temperature of the molten metal in the nozzle with the switch at the end is 1150-1560 ℃, after the water-cooling chamber rotates, the molten metal sprayed out from the nozzle forms a liquid accumulation pool on the surface of the water-cooling chamber, at this time, the water-cooling chamber continuously rotates to drive the molten metal in the liquid accumulation pool to rotate on the surface of the water-cooling chamber, the temperature on the surface of the water-cooling chamber cools the molten metal to obtain a metal strip, the flow rate of the molten metal sprayed out from the nozzle is controlled by the pressure of the protective gas above the nozzle, and the flow rate is the strip volume x the strip density x the linear velocity of.

When the strip is not shoveled down from the surface of the water-cooling cavity by the shoveling and separating part, the shoveling and separating part and the water-cooling cavity are blocked, so that the water-cooling cavity does not operate, or when the water-cooling cavity does not rotate due to other system reasons, the metal melt in the nozzle can still continuously spray out of the metal melt, when the metal melt exceeds a limited height in the liquid accumulation pool, a sensor on the nozzle receives a signal and sends an alarm signal to the PLC circuit, and the PLC circuit controls a switch on the nozzle to turn off the supply of the metal melt;

as a further optimization of the invention, the water cooling cavity, the nozzle, the shoveling and separating part, the hydraulic system and the automatic winding device are connected with the PLC circuit, and the automatic production is realized by the automatic work of the PLC circuit control system.

As a further preferred aspect of the present invention, the pressing portion includes: the driven wheel is arranged on the driven wheel in a penetrating mode, one end of the support is fixed to the two sides of the pin shaft, the driven wheel can rotate under the action of the pin shaft, the other end of the support is fixedly connected with the fixing seat through the spring, when the driven wheel presses the strip, the spring plays a buffering role, the ratio of the width of the driven wheel to the width of the strip is 3:2, and the reliability and the stability of the pressing portion for pressing and adjusting the strip and the surface position of the water-cooling cavity are guaranteed.

As a further preferable mode of the present invention, the relief valve provided in the hydraulic system is connected to an alarm, when the shoveling and separating portion cannot shovel the strip away from the water-cooling cavity for unknown reasons, the water-cooling cavity continuously rotates, at the beginning, the shoveling and separating portion will keep the original position, but the shoveling and separating portion will receive a pressure greater than the working state, the rotational force of the water-cooling cavity pushes the shoveling and separating portion to gradually retreat, at this time, the piston rod connected to the shoveling and separating portion starts to work under the action of the shoveling and separating portion, the piston rod retreats to increase the pressure in the hydraulic cylinder, the relief valve connected to the hydraulic cylinder performs relief pressure stabilization, the pressure limiting protects the hydraulic system, after the relief valve is opened, the PLC system receives a signal, the alarm is turned on, and the switch on the PLC circuit controls the nozzle to turn. The relief valve is used for pressure limiting protection of the hydraulic system in the prior art, so detailed description is omitted here.

In a further preferred embodiment of the present invention, a shield is disposed outside the tape spraying machine, and an inert gas is disposed in the shield to prevent oxidation of the finished foil, wherein the inert gas is preferably argon gas.

Has the advantages that: compared with the prior art, the metal strip spraying machine with the adjustable thickness has the following advantages:

1. the detachable nozzles are additionally arranged at different eccentric distance positions, so that metal strips with different thicknesses can be processed;

2. the shoveling and separating part positioned on the outer surface of the water-cooling cavity is connected with the hydraulic system, so that the system fault caused by the fact that the position of the shoveling and separating part cannot be adjusted when the shoveling and separating part cannot shovel the metal strips tightly pressed on the surface of the water-cooling cavity is prevented;

3. the relieving and separating part is connected with an overflow valve of the hydraulic system, and when the relieving and separating part cannot relieve the metal strip pressed on the surface of the water-cooling cavity, the overflow valve realizes overpressure protection of the hydraulic system and realizes system alarm;

4. the automatic winding device automatically collects the strips into coils after the strips are shoveled down from the water-cooling cavity by the shoveling and separating part, so that the labor intensity of operators is reduced, and the working environment of the operators is improved;

5. the device controls each part to automatically work through the PLC circuit, thereby realizing the production line and improving the working efficiency;

6. a protective cover is additionally arranged on the outer side of the device, and inert gas is introduced into the protective cover, so that oxidation of finished foil can be prevented.

Drawings

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

FIG. 2 is a top view of the driven wheel;

FIG. 3 is a full sectional view of a water cooling cavity.

Detailed Description

The invention is further elucidated with reference to the drawings and the embodiments.

As shown in fig. 1, fig. 2 and fig. 3, the metal strip spraying machine with adjustable thickness of the invention comprises: the automatic water-cooling device comprises a water-cooling cavity 1, a transmission shaft 11, a nozzle 2, a pressing part 3, a removing and separating part 4, a hydraulic system 5, an idler wheel 6 and an automatic winding device 7.

The motor passes through the reduction gear with power transmission to transmission shaft 11, drive water-cooling chamber 1 by the transmission shaft and rotate, the tip of nozzle 2 is equipped with eccentricity t with the centre of a circle department of transmission shaft 11, the clearance department of nozzle 2 and water-cooling chamber 1 and be close to water-cooling chamber 1 peak point position direction and be equipped with long-pending liquid pond 23, idler 6 is tangent and with the separation portion 4 counterbalance of shoveling of water-cooling chamber 1 of surface covering strip 10, hydraulic system 5 links to each other with shoveling separation portion 4, the strip 10 that is shoveled away from on water-cooling chamber 1 is collected the lapping by automatic winding device 7.