CN110027318A - A steel roller cleaning device - Google Patents

Abstract

The invention relates to the technical field of cleaning mechanisms, in particular to a steel roller cleaning device. The steel roller cleaning device comprises: the device comprises a rack, a lifting mechanism which is connected with the rack in a rotating manner and used for clamping the steel roller, a driving mechanism which is used for driving the lifting mechanism to be in a vertical state, a circulating washing system which is used for washing the steel roller on the lifting mechanism in the vertical state, and a drying mechanism which is arranged on the lower portion of the steel roller and used for drying the washed steel roller. When wasing the steel roller, actuating mechanism drive elevating system and steel roller are followed the frame and are upwards rotated to vertical state together, circulation water washing system circulates the washing to the steel roller that is vertical state, washs the back of accomplishing, and adjustable temperature's stoving mechanism carries out the drying to the steel roller after wasing, can thoroughly clear away incrustation scale and rust slag in the steel roller, and washs the back inside and do not have and remain, can maintain stable production technology needs, improves steel roller life.

Description

A steel roller cleaning device

technical field

The invention relates to the technical field of cleaning mechanisms, in particular to a steel roller cleaning device.

Background technique

In the printing and textile industries, when the steel rollers used in the heating and cooling production processes are cleaned in the usual horizontal way, rust and scale are easily left due to the internal structure of the steel rollers. The corrosion intensifies and the cleaning effect is poor, which has more negative effects on the internal structure of the steel rod and subsequent production, cannot maintain stable production needs, and also greatly reduces the service life of the steel roll.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is: in view of the deficiencies of the prior art, a steel roller cleaning device is provided, which overcomes the fact that the existing steel roller cleaning methods cannot completely remove scale and rust, and the residual moisture inside after cleaning aggravates the corrosion , resulting in problems such as the inability to maintain stable production process requirements and the reduction of service life of steel rolls.

The technical solution adopted to solve the above technical problems is: to provide a steel roller cleaning device, the steel roller cleaning device comprises: a frame, and a lifting mechanism rotatably connected to the frame for clamping the steel rollers, for driving the lifting and lowering A driving mechanism with a vertical state, a circulating water washing system for cleaning the steel rollers on the vertical lifting mechanism, and a drying mechanism located at the bottom of the steel rollers for drying the cleaned steel rollers .

A further preferred solution of the present invention is: the drying mechanism comprises: a hot air blower for blowing hot air to the bottom of the steel roller and a hot air valve arranged between the hot air blower and the steel roller.

A further preferred solution of the present invention is: the lifting mechanism comprises: a lifting frame rotatably connected with the frame and a clamp set on the lifting frame for fixing the steel rollers.

A further preferred solution of the present invention is: the frame is also provided with a rotating shaft, and the lifting frame is rotatably connected to the frame through the rotating shaft.

A further preferred solution of the present invention is: the drive mechanism comprises: a lift cylinder arranged at the lower part of the lift frame for driving the lift mechanism and the steel roller to rise or fall.

A further preferred solution of the present invention is: the steel roller cleaning device further comprises: a support mechanism that is rotatably connected with the frame and used to prevent the entire device from tipping over when the steel roller is cleaned.

A further preferred solution of the present invention is: the two ends of the circulating water washing system are also provided with a drying linkage valve used to cut off the circulating water washing system when the drying mechanism works.

A further preferred solution of the present invention is: the steel roll cleaning device further comprises: an exhaust mechanism arranged on the upper part of the steel roll for discharging the air pressure in the steel roll.

A further preferred scheme of the present invention is: the exhaust mechanism comprises: an exhaust port and an exhaust valve arranged on the upper part of the steel roller.

A further preferred solution of the present invention is: the steel roll cleaning device further comprises: a liquid level sensor arranged on the upper part of the steel roll for detecting the change of the liquid level in the steel roll.

The beneficial effect of the present invention is that, by providing a lifting mechanism for clamping the steel rollers, which is rotatably connected to the frame, a driving mechanism for driving the lifting mechanism to be in a vertical state, a circulating water washing system for cleaning the steel rollers, and A drying mechanism installed at the lower part of the steel roll for drying the cleaned steel roll. When cleaning the steel rollers, the driving mechanism drives the lifting mechanism and the steel rollers to rotate upward along the frame to a vertical state. The circulating water washing system performs circular cleaning on the steel rollers in the vertical state. The temperature-adjustable drying mechanism dries the cleaned steel roll, so that the scale and rust in the steel roll can be completely removed, and there is no residue inside after cleaning, which can maintain a stable production process and improve the service life of the steel roll.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings and embodiments, in which:

Fig. 1 is the three-dimensional structure schematic diagram of the steel roller cleaning device (non-cleaning state) of the present invention;

Fig. 2 is the three-dimensional structure schematic diagram of the steel roller cleaning device (cleaning state) of the present invention;

FIG. 3 is a schematic plan view of the steel roll cleaning device of the present invention.

Detailed ways

The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings.

As shown in Figures 1-3, a steel roller cleaning device includes: a frame 2, a lifting mechanism 3 rotatably connected to the frame 2 for clamping the steel roller 1, and used for driving the lifting mechanism 3 to be in a vertical state. A driving mechanism, a circulating water washing system 5 for cleaning the steel roller 1 on the vertical lifting mechanism 3, and a drying mechanism 6 located at the lower part of the steel roller 1 for drying the cleaned steel roller 1 . When cleaning the steel roll 1, the driving mechanism drives the lifting mechanism 3 and the steel roll 1 to rotate upward along the frame 2 to a vertical state, and the circulating water washing system 5 circulates the steel roll 1 in the vertical state. Cleaning. After cleaning, the drying mechanism 6 dries the cleaned steel roll 1, which can completely remove the scale and rust in the steel roll 1, and there is no residue inside after cleaning, which can maintain stable production process requirements and improve steel production. Roller 1 service life. After the steel roller 1 is cleaned, the driving mechanism drives the lifting mechanism 3 and the steel roller 1 to rotate down along the frame 2 together, and lie flat on the frame 2 to facilitate the transfer of the steel roller 1 and the next step.

The bottom of the frame 2 is provided with wheels, so that the steel roller cleaning device of this embodiment can move freely in the working area or in different working places, which greatly facilitates the development of work. During cleaning, the steel roller 1 is in a vertical state, and the circulating water washing system 5 injects water into the steel roller 1 from the bottom of the steel roller 1 for cyclic cleaning. The slag can be completely removed; after the cleaning is completed, the drying mechanism 6 is used to dry the inside of the roller to avoid rust caused by moisture.

Further, the lifting mechanism 3 includes a lifting frame 31 rotatably connected with the frame 2 and a clamp 32 arranged on the lifting frame 31 for fixing the steel roller 1 . The number of the clamps 32 may be two or more. In this embodiment, the number of clamps 32 is two, and the two ends of the steel roll 1 are respectively firmly fixed on the lifting frame 31 to prevent them from It moves during the lifting process or the cleaning process; the lifting frame 31 adopts square steel as the main frame, which is stable and firm. Further, the frame 2 is also provided with a rotating shaft 21 , and the lifting frame 31 is rotatably connected to the frame 2 through the rotating shaft 21 . The driving mechanism drives the lifting mechanism 3 to rotate upwardly and counterclockwise or downwardly clockwise along the rotating shaft 21 , so that the steel roller 1 and the lifting frame 31 are in a vertical state or a lying state correspondingly.

Further, the driving mechanism includes: a lifting cylinder 4 disposed at the lower part of the lifting frame 31 for driving the lifting mechanism 3 and the steel roller 1 to ascend or descend. In this embodiment, the lifting frame 31 is installed on the frame 2, and the lifting cylinder 4 is arranged in the frame 2 at the lower part of the lifting frame 31, which reduces the space and volume of the device.

Further, the steel roll cleaning device further includes: a support mechanism 7 rotatably connected with the frame 2 for preventing the entire device from falling down when the steel roll 1 is cleaned. Specifically, in this embodiment, the support mechanism 7 is provided at the lower part of the frame 2 at the upright end of the steel roll 1 . Before cleaning the steel roll 1 , the support mechanism 7 is supported first, and then the steel roll 1 is lifted. It is erected to prevent the whole device from tilting or tipping due to the unstable center of gravity after the steel roller 1 is erected, so as to ensure safe operation; after the cleaning of the steel roller 1 is completed, the support mechanism 7 that is rotatably connected to the frame 2 can be stored outside the frame 2, which is convenient Movement and storage of the entire unit. Of course, in other embodiments, other methods may also be used to maintain the balance of the entire device, such as increasing the weight of the other end of the rack 2 and the like.

Further, the circulating water washing system 5 includes a connecting pipe movably connected to both ends of the steel roller 1, and a water replenishing valve, a filtering mechanism, a circulating liquid pump, a drain valve, a heating mechanism, etc., which are arranged on the connecting hose. The connecting pipe includes a water supply pipe, a circulating water pipe, a drain pipe, an exhaust pipe, etc., and the exhaust pipe is communicated with the circulating water pipe. Preferably, in this embodiment, the connecting pipe is a connecting hose, which is convenient for use and storage. In other embodiments, other types of pipes may also be used according to actual needs. The cleaning water is injected into the steel roller 1 through the circulating water pipe; the filtering mechanism is, on the one hand, to avoid impurities in the cleaning liquid entering the steel roller cleaning device or other possibilities that affect the water circulation of the device, and on the other hand, it is to The water is reused after filtering out impurities to ensure more thorough cleaning and save water resources; the circulating liquid pump provides power during the circulating cleaning process; For heating, other complicated mechanisms that can achieve heating can also be used.

Further, both ends of the circulating water washing system 5 are also provided with drying linkage valves 8 for blocking off the circulating water washing system 5 when the drying mechanism 6 is working. In the circulating cleaning working state, the two drying linkage valves 8 are all opened to keep the cleaning liquid cleaning fluid circulating smoothly; in the hot air drying working state, the two drying linkage valves 8 are all closed to keep the cleaning circulation pipeline closed. Isolation to prevent excess residual moisture from entering the inside of the steel roll 1, to ensure that the inside of the steel roll 1 is quickly dried.

Further, the steel roll cleaning device further comprises: an exhaust mechanism arranged on the upper part of the steel roll 1 for discharging the air pressure in the steel roll 1 . Specifically, the exhaust mechanism includes: an exhaust port (not shown in the figure) provided on the upper part of the steel roll 1 and an exhaust valve 9 . Specifically, the exhaust port and the exhaust valve 9 are arranged on the exhaust pipe, specifically at the top position of the steel roller 1 after it is vertical. The exhaust valve 9 needs to be opened during the process of opening the water supply valve to enter the water and during the process of hot air drying, so that the air pressure in the steel roller 1 and the pipeline can be discharged in time to ensure the safety of the entire cleaning work.

Further, the steel roll cleaning device further includes: a control system 10 arranged on the frame 2 for controlling the operation of the entire device. The control system 10 is used to realize the automatic control and operation of the entire steel roll cleaning device: such as controlling the driving mechanism to make the lifting mechanism 3 be in a vertical state to be cleaned; setting the operating parameters, working steps and time of each mechanism; adding After the cleaning liquid is ready, the cleaning liquid is automatically heated, water replenished and exhausted. After reaching the liquid level, it will be automatically cycled and cleaned according to the set operating parameters, working steps and time, and the slag will be automatically discharged and dried automatically. automatic switching, etc.

Further, the drying mechanism 6 is a device capable of drying or drying the inside of the steel roll 1 . In this embodiment, the drying mechanism 6 includes a hot air blower 61 for blowing hot air to the bottom of the steel roll 1 . And the hot air valve 62 provided between the hot air blower 61 and the steel roll 1 . The hot air blower 61 is connected to the steel roll 1 through a drying hot air duct, and the hot air valve 62 is arranged on the drying hot air duct between the hot air blower 61 and the steel roll 1 . Specifically, the drying mechanism 6 is set at the bottom position of the steel roller 1 after being vertical. When the drying action is performed, the two drying linkage valves 8 are all closed, the hot air valve 62 is opened, the exhaust valve 9 is opened, and the hot air 61 Blow hot air to the bottom of the steel roll 1 to dry the remaining water vapor inside the steel roll 1, keep the inside of the steel roll 1 dry, and prevent defects such as rust caused by moisture. Further, the working temperature of the drying mechanism 6 is adjustable, and different working temperatures and working hours can be set according to specific conditions, and the drying work is safely performed according to the preset working temperature and working time, After the cleaning work is completed, the inside of the roller can be dried with adjustable temperature hot air to reduce defects such as rust caused by moisture. Among them, the drying linkage valve 8 plays a role of safety isolation before the hot air drying, so that the drying mechanism 6 and the cleaning circulation pipeline are cut off and isolated. On the one hand, it can prevent excess residual moisture from entering the steel roller during the drying process. 1, on the other hand, it can also ensure the safe and stable operation of the drying mechanism; the drying hot air pipe is a flexible hose, which is convenient for the connection between the drying mechanism and the steel roller and the adjustment of the position. Of course, in other embodiments, the drying mechanism 6 may also be other complex mechanisms capable of drying the inside of the steel roll.

Further, the steel roll cleaning device further comprises: a liquid level sensor 11 arranged on the upper part of the steel roll 1 for detecting the change of the liquid level in the steel roll 1 . Specifically, the water replenishment valve and the exhaust valve 9 are opened to replenish water and exhaust. After the liquid in the steel roll 1 reaches the set liquid level, the liquid level sensor 11 transmits the liquid level signal to the control system 10, which is controlled by the control system 10. The whole device is automatically cleaned and slag discharged automatically according to the set working steps, time and other parameters.

In the specific application of the steel roller cleaning device described in this embodiment, the preparation process before its work is as follows:

a. Open the support mechanism 7 for firm positioning;

b. Then, put on the steel roller 1 to be cleaned and fix it with a clamp 32;

c. Connect circulating water pipes, water supply pipes, drainage pipes, drying hot air pipes, and power lines;

d. The control system 10 controls the lifting cylinder 4 to drive the lifting frame 31 to rise, so that the steel roll 1 to be cleaned is vertical.

In the specific application of the steel roller cleaning device described in this embodiment, its working process (cycle cleaning and drying process) is as follows:

a. Open the water replenishment valve, add the cleaning liquid quantitatively, replenish the cleaning water, open the exhaust valve 9, during which the drying linkage valve 8 is open and the hot air valve 62 is closed, the water is automatically replenished and exhausted, and the cleaning liquid is removed from the steel through the circulating water pipe. The upper part of the roll enters the steel roll;

b. After the liquid level sensor 11 detects the reaching liquid level signal, the water replenishment valve is closed, and the exhaust valve 9 is closed;

c. The circulating liquid pump is turned on, and the cleaning liquid is circulated and washed from top to bottom;

d. When the set cleaning time is reached, stop the circulating liquid pump, open the drain valve, and open the exhaust valve 9.

e. After draining and discharging slag, close the drain valve, close the drying linkage valve 8, and open the hot air valve 62;

f. Start the hot air blower 61;

g. After reaching the set drying temperature and time, stop the hot air blower 61, close the hot air valve 62, close the exhaust valve 9, and open the drying linkage valve 8;

h. Lower the cleaned and dried steel roller 1, turn off the water and electricity power supply, remove the connecting pipe, block the port of the steel roller 1 to keep its internal dry state, and the cleaning and drying of the steel roller 1 is completed.

Among them, it should be emphasized that the exhaust valve 9 needs to be opened during the water intake process and the drying process, but not during the cycle flushing process. Specifically, in the process of opening the water supply valve and entering the water, the two drying linkage valves 8 are all open, the hot air valve 62 is closed, and the exhaust valve 9 is open; during the cycle cleaning process, the two drying linkages The valve 8 is in a fully open state, the hot air valve 62 is in a closed state, and the exhaust valve 9 is in a closed state; during the drying process, the two drying linkage valves 8 are in a fully closed state, the hot air valve 62 is in an open state, and the exhaust is in an open state. The valve 9 is open. This flexible control design makes it possible to keep the cleaning fluid circulating smoothly during the circulating cleaning working state; during the drying working state, it can keep the cleaning circulation pipeline shut off and isolated, which improves the safety of the steel roller cleaning and drying work. stability and stability.

In actual production, the scale and rust slag inside the steel roll 1 will cause the wear and aging of the seals of the production functional components, thereby leading to failure and shutdown. In the existing method of cleaning the steel roller 1 in a horizontal manner, the downtime caused by scale and rust accounts for more than 30% of the total downtime. The ratio can be reduced to within 5%. At the same time, it also improves the stability of the process water temperature in actual production, which greatly reduces the product scrap rate caused by process temperature fluctuations. The great reduction in the proportion of downtime and product scrap rate is mainly due to the fact that the steel roller cleaning device of the present invention can naturally flow cleaning fluid in combination with the structural characteristics of the steel roller, clean the steel roller in a vertical manner, and can thoroughly clean scale and rust. slag and no residue after cleaning; more importantly, after the cleaning work is completed, the safe hot air circulation structure and control design inside the steel roll can be dried, such as the safety isolation and partition design of the two drying linkage valves, with adjustable temperature The setting of the drying mechanism 6 inside the hot air drying roller greatly reduces the defects such as corrosion caused by moisture, and improves the service life of the steel roller.

The steel roller cleaning device of the present invention has strong adaptability and versatility in practical production: the dry compressed air in the existing workshop can be used as the air source for the lifting cylinder 4; the power supply, water supply port and drain port reserved for the production line can be used for The use of washing rollers; the movable wheel design of the frame 2 enables the device to move freely and is easy to operate.

It should be understood that the above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them. For those skilled in the art, the technical solutions recorded in the above embodiments can be modified, or some of the technical features can be modified. Equivalent replacements are made; and all such modifications and replacements shall fall within the protection scope of the appended claims of the present invention.

Claims (10)

1. A steel roller cleaning device is characterized in that, comprising: a frame, a lifting mechanism for clamping steel rollers in a rotational connection with the frame, a driving mechanism for driving the lifting mechanism to be in a vertical state, for A circulating water washing system for cleaning the steel rollers on the lifting mechanism in the vertical state, and a drying mechanism arranged at the lower part of the steel rollers for drying the cleaned steel rollers. 2 . The steel roller cleaning device according to claim 1 , wherein the drying mechanism comprises: a hot air blower for blowing hot air to the bottom of the steel roller and a hot air valve arranged between the hot air blower and the steel roller. 3 . 3 . The steel roller cleaning device according to claim 1 , wherein the lifting mechanism comprises: a lifting frame rotatably connected to the frame and a clamp set on the lifting frame for fixing the steel roller. 4 . 4 . The steel roller cleaning device according to claim 3 , wherein the frame is further provided with a rotating shaft, and the lifting frame is rotatably connected to the frame through the rotating shaft. 5 . 5 . The steel roller cleaning device according to claim 3 , wherein the driving mechanism comprises: a lifting cylinder arranged at the lower part of the lifting frame for driving the lifting mechanism and the steel roller to ascend or descend. 6 . 6 . The steel roller cleaning device according to claim 1 , wherein the steel roller cleaning device further comprises: a support mechanism rotatably connected to the frame for preventing the entire device from tipping over when the steel roller is cleaned. 7 . 7 . The steel roller cleaning device according to claim 1 , wherein the two ends of the circulating water washing system are further provided with drying linkage valves for isolating the circulating water washing system when the drying mechanism is working. 8 . 8 . The steel roll cleaning device according to claim 1 , wherein the steel roll cleaning device further comprises: an exhaust mechanism provided on the upper part of the steel roll for discharging the air pressure in the steel roll. 9 . 9 . The steel roll cleaning device according to claim 8 , wherein the exhaust mechanism comprises: an exhaust port and an exhaust valve provided on the upper part of the steel roll. 10 . 10 . The steel roll cleaning device according to claim 1 , wherein the steel roll cleaning device further comprises: a liquid level sensor arranged on the upper part of the steel roll for detecting the change of the liquid level in the steel roll. 11 .