CN112811126A - Belt residual oil removing device and control method thereof - Google Patents
Belt residual oil removing device and control method thereof Download PDFInfo
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- CN112811126A CN112811126A CN202011584963.2A CN202011584963A CN112811126A CN 112811126 A CN112811126 A CN 112811126A CN 202011584963 A CN202011584963 A CN 202011584963A CN 112811126 A CN112811126 A CN 112811126A
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000004140 cleaning Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 230000006872 improvement Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000007547 defect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000009966 trimming Methods 0.000 description 2
- 206010015856 Extrasystoles Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G45/00—Lubricating, cleaning, or clearing devices
- B65G45/10—Cleaning devices
- B65G45/12—Cleaning devices comprising scrapers
- B65G45/14—Moving scrapers
Abstract
The invention discloses a belt residual oil removing device and a control method thereof, wherein the belt residual oil removing device comprises a controller, an electromagnetic valve, a telescopic cylinder, an air source and an oil removing plate; the air source is connected with the telescopic cylinder through the electromagnetic valve; the controller is connected with the electromagnetic valve and used for controlling the on-off of the electromagnetic valve so as to control the stretching of the telescopic cylinder; the telescopic cylinder is connected with the oil removing plate and used for driving the oil removing plate to move up and down so that the upper part of the oil removing plate is close to or far away from the lower surface of a belt to be removed. The belt cleaning machine can automatically clean residual oil on the surface of a belt through machinery, an operator does not need to enter the equipment for wiping in person, and the personal safety and the production safety of the operator are effectively guaranteed.
Description
Technical Field
The invention relates to the technical field of automatic control, in particular to a belt residual oil removing device and a control method thereof.
Background
In a full-automatic stamping production line, processes of unstacking, cleaning, centering, drawing, trimming, flanging, punching and the like are generally included, a plate reaches a centering table after being unstacked and cleaned, then the plate is conveyed to a centering device through a centering table belt, then a robot adsorbs the plate to a drawing press for stamping, and finally, the production of a part is completed through the processes of trimming, flanging, punching and the like. In the cleaning process, the thickness of an oil film on the surface of a plate can be increased along with the increase of the service time of cleaning oil and the production quantity of parts, the oil film can be adhered to the surface and the edge of a belt to form residual oil after the plate passes through a centering conveying belt, the residual oil on the belt can be adsorbed when a new plate passes through the belt with the residual oil, so that oil marks are formed, and poor quality such as plate indentation, deformation and the like can be caused after the plate is drawn.
Among the prior art, generally carry out centering station equipment inside through the manual work, clear up belt surface residual oil through the rag, there is the potential safety hazard in this kind of mode, probably endangers operating personnel's personal safety.
Disclosure of Invention
The embodiment of the invention aims to provide a belt residual oil removing device and a control method thereof, which can automatically remove residual oil on the surface of a belt through machinery, do not need an operator to physically enter equipment for wiping, and effectively guarantee the personal safety and production safety of the operator.
In order to achieve the above object, a first embodiment of the present invention provides a belt residual oil removing device, which includes a controller, an electromagnetic valve, a telescopic cylinder, an air source and an oil removing plate; the air source is connected with the telescopic cylinder through the electromagnetic valve; the controller is connected with the electromagnetic valve and used for controlling the on-off of the electromagnetic valve so as to control the stretching of the telescopic cylinder; the telescopic cylinder is connected with the oil removing plate and used for driving the oil removing plate to move up and down so that the upper part of the oil removing plate is close to or far away from the lower surface of a belt to be removed.
Preferably, the device still includes the connecting plate, the connecting plate is the L type, one end with telescopic cylinder connects, the other end with it connects to deoil the board.
Preferably, the other end of the connecting plate is provided with two clamping plates side by side, the two clamping plates are provided with corresponding first through holes, the oil removing plate is provided with second through holes corresponding to the first through holes, and the oil removing plate is connected with the two clamping plates together by penetrating through the first through holes and the second through holes through connecting pieces.
Preferably, the number of the first through holes and the second through holes is at least two, and the first through holes and the second through holes are arranged along a vertical direction.
Preferably, the device still includes cylinder support, cylinder support one end with treat that the support frame of deoiling belt is connected, the other end with telescopic cylinder is connected.
Preferably, the device further comprises a throttle valve, wherein the throttle valve is arranged between the electromagnetic valve and the telescopic cylinder and used for controlling the lifting speed of the oil removing plate.
A second embodiment of the present invention provides a control method of the belt residual oil removing device as set forth in any one of the first embodiments, including:
when an instruction for starting an automatic oil removal mode is received, controlling a belt residual oil removal device to execute a plurality of oil removal periods, wherein a certain preset time length is arranged between every two adjacent oil removal periods;
in each oil removing period, at the beginning of the oil removing period, the electromagnetic valve is controlled to be switched on so as to extend out the piston of the telescopic cylinder and drive the oil removing plate to rise, and the upper part of the oil removing plate is propped against the lower surface of a belt to be removed to remove oil;
and controlling the electromagnetic valve to be closed at the end time of the oil removing period so as to enable the piston of the telescopic cylinder to retract, drive the oil removing plate to descend and enable the oil removing plate to leave the belt to be removed.
Preferably, the preset time period is 5-10 s.
A third embodiment of the present invention provides a control method of the belt residual oil removing device as set forth in any one of the first embodiments, including:
when an instruction for starting a manual oil removal mode is received, the electromagnetic valve is controlled to be switched on, so that the piston of the telescopic cylinder extends out, the oil removal plate is driven to rise, and the upper part of the oil removal plate is abutted against the lower surface of a belt to be subjected to oil removal;
when an oil removal stopping instruction is received, the electromagnetic valve is controlled to be closed, so that the piston of the telescopic cylinder retracts to drive the oil removal plate to descend, and the oil removal plate is separated from the belt to be subjected to oil removal.
Compared with the prior art, the belt residual oil removing device and the control method thereof provided by the embodiment of the invention can automatically remove residual oil on the surface of the belt through machinery, and an operator does not need to physically enter the device for wiping, so that the potential safety hazard of the operator during operation is effectively eliminated, and the production efficiency of the device is improved.
Drawings
Fig. 1 is a schematic structural diagram of a belt residual oil removing device according to an embodiment of the present invention;
fig. 2 is a schematic view of an overall structure of a telescopic cylinder and an oil removing plate according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an oil removing plate according to an embodiment of the present invention;
FIG. 4 is a schematic view of a pneumatic connection for removing oil from a belt residual oil removing device according to an embodiment of the present invention;
FIG. 5 is a schematic flow chart illustrating a method for controlling a belt residual oil removing device according to an embodiment of the present invention;
FIG. 6 is a schematic flow chart illustrating a method for controlling a belt residual oil removing device according to another embodiment of the present invention;
fig. 7 is a schematic diagram of an electrical control structure of a telescopic cylinder according to an embodiment of the present invention;
fig. 8 is a schematic diagram of a program control of a telescopic cylinder according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, which is a schematic structural diagram of a belt residual oil removing device provided in the embodiment of the present invention, the belt residual oil removing device includes a controller, an electromagnetic valve, a telescopic cylinder 1, an air source, and an oil removing plate 2; the air source is connected with the telescopic cylinder 1 through the electromagnetic valve; the controller is connected with the electromagnetic valve and used for controlling the on-off of the electromagnetic valve so as to control the stretching of the telescopic cylinder 1; the telescopic cylinder 1 is connected with the oil removal plate 2 and used for driving the oil removal plate 2 to move up and down so that the upper part of the oil removal plate 2 is close to or far away from the lower surface of a belt to be degreased.
Specifically, the belt residual oil removing device comprises a controller, an electromagnetic valve, a telescopic cylinder 1, an air source and an oil removing plate 2; the air source is connected with the telescopic cylinder 1 through the electromagnetic valve, and when the air source inflates the telescopic cylinder 1, a piston of the telescopic cylinder 1 extends upwards; when the air source stops inflating the telescopic cylinder 1, the piston of the telescopic cylinder 1 retracts downwards; the controller is connected with the solenoid valve for the break-make of control solenoid valve to control telescopic cylinder 1's flexible, when the solenoid valve switches on, the air supply is aerifyd telescopic cylinder 1, and when the solenoid valve switched off, the air supply stopped to aerify telescopic cylinder 1. Preferably, the Controller is a Programmable Logic Controller (PLC). The telescopic cylinder 1 is connected with the oil removing plate 2 and used for driving the oil removing plate 2 to move up and down so that the upper part of the oil removing plate 2 is close to or far away from the lower surface of a belt to be removed. Generally, when the telescopic cylinder 1 reaches the maximum stroke, the upper part of the oil removing plate 2 just props against the lower surface of the belt to be removed or is higher a little, so that the oil removing effect is better. Preferably, the upper part of the oil removing plate 2 is designed to be wedge-shaped, the angle of the wedge-shaped is 45 degrees, and the oil removing plate 2 is made of polyurethane with Shore hardness of 85A. When the oil removing plate 2 is installed, the inclined edge of the wedge-shaped upper part is rightly treating the rotation direction of the oil removing belt. In addition, belt residual oil clearing device still is equipped with and connects the food tray, connects the food tray to be connected with deoiling board 2, and wedge-shaped design can play the drainage effect, conveniently retrieves the residual oil.
According to the belt residual oil removing device provided by the embodiment of the invention, residual oil on the surface of the belt can be automatically removed through machinery, an operator does not need to physically enter the device for wiping, and the personal safety and the production safety of the operator are effectively guaranteed.
As an improvement of the scheme, the device further comprises a connecting plate 3, wherein the connecting plate 3 is L-shaped, one end of the connecting plate is connected with the telescopic cylinder 1, and the other end of the connecting plate is connected with the oil removing plate 2.
Specifically, the device still includes connecting plate 3, and connecting plate 3 is the L type, and one end is connected with telescopic cylinder 1, and the other end is connected with deoiling board 2. Connecting plate 3 can play the effect of connecting telescopic cylinder 1 and deoiling board 2, avoids directly will deoiling board 2 and telescopic cylinder 1 to link together, leads to deoiling board 2 when wearing and tearing are changed, needs to separate and reconnect with telescopic cylinder 1 many times, and makes telescopic cylinder 1 receive wearing and tearing.
As an improvement of the scheme, the other end of the connecting plate 3 is provided with two clamping plates which are arranged side by side, the two clamping plates are provided with corresponding first through holes, the oil removing plate 2 is provided with second through holes corresponding to the first through holes, and the oil removing plate 2 is connected with the two clamping plates together by penetrating through the first through holes and the second through holes through connecting pieces.
Specifically, referring to fig. 2, which is a schematic view of an overall structure of the connection between the telescopic cylinder 1 and the oil removing plate 2 according to the embodiment of the present invention, in fig. 2, two clamping plates are arranged side by side at the other end of the connecting plate 3, and corresponding first through holes are arranged on the two clamping plates, that is, each clamping plate is provided with a first through hole, and the first through holes on the two clamping plates are opposite to each other in position. The oil removing plate 2 is provided with second through holes corresponding to the first through holes, the sizes of the holes of the first through holes are consistent with those of the holes of the second through holes, the number of the second through holes is the same as that of the first through holes on each clamping plate, and the distance in the horizontal direction is consistent. The oil removing plate 2 is connected with the two clamping plates through the connecting piece passing through the first through hole and the second through hole. Preferably, the oil removing plate 2 is connected with the two clamping plates by screwing a nut after a bolt passes through the first through hole and the second through hole.
As an improvement of the above scheme, the number of the first through holes and the second through holes is at least two, and the first through holes and the second through holes are arranged along the vertical direction.
Specifically, the number of the first through holes and the second through holes is at least two, and the first through holes and the second through holes are arranged along the vertical direction. The benefit that sets up like this is, can remove the oiled plate 2 through reciprocating to make the second through-hole on the deoiled plate 2 dock with the first through-hole of co-altitude not, reach the height that adjusts the deoiled plate 2, like this the deoiled plate 2 appear wearing and tearing or warp the back, still can use original deoiled plate 2, sparingly use the material. Fig. 3 is a schematic structural diagram of an oil removing plate 2 according to the embodiment of the present invention.
As an improvement of the scheme, the device further comprises a cylinder support 4, one end of the cylinder support 4 is connected with the support frame of the belt to be deoiled, and the other end of the cylinder support is connected with the telescopic cylinder 1.
Specifically, referring to fig. 2, the device further comprises a cylinder support 4, wherein one end of the cylinder support 4 is connected with a support frame of the belt to be degreased, and the other end of the cylinder support 4 is connected with the telescopic cylinder 1. Preferably, cylinder support 4 is the L type, and bolted connection erects on the support frame of treating the deoiling belt one end, and the other end is used for placing telescopic cylinder 1. Utilize cylinder support 4 to connect the support frame and the telescopic cylinder 1 of waiting to deoil the belt, can conveniently adjust the height of deoiling board 2 to make deoiling board 2 keep the best deoiling effect constantly.
As an improvement of the scheme, the device further comprises a throttle valve, wherein the throttle valve is arranged between the electromagnetic valve and the telescopic cylinder 1 and used for controlling the lifting speed of the oil removing plate 2.
Specifically, the device further comprises a throttle valve which is arranged between the electromagnetic valve and the telescopic cylinder 1 and used for controlling the lifting speed of the oil removing plate 2. Fig. 4 is a schematic view of the pneumatic connection for removing oil of the belt residual oil removing device according to the embodiment of the present invention. As can be seen from fig. 4, the cylinder body of the telescopic cylinder 1 is divided into two parts by the piston, the upper end and the lower end are respectively connected with a throttle valve, when the electromagnetic valve is switched on, the air source inflates the telescopic cylinder 1 through the throttle valve connected to the lower end, the opening of the throttle valve can be controlled at the moment, the extending speed of the piston of the telescopic cylinder 1 is further controlled, and the rising speed of the oil removing plate 2 is controlled. Preferably, the electromagnetic valve is a two-position five-way electromagnetic valve, the connection of a first group of positions of the electromagnetic valve controls the inflation of the lower cylinder body of the telescopic cylinder 1, and the connection of a second group of positions of the electromagnetic valve controls the inflation of the upper cylinder body of the telescopic cylinder 1. When the electromagnetic valve is switched to the second group of positions to be conducted, the air source inflates the upper cylinder body of the telescopic cylinder 1 to press the piston downwards, the opening degree of the exhaust valve can be controlled at the moment, the retraction speed of the piston of the telescopic cylinder 1 is further controlled, and the descending speed of the oil removing plate 2 is controlled. Preferably, the throttle valves are all one-way throttle valves. Preferably, be equipped with pneumatic trigeminy piece between air supply and the solenoid valve, be filter, relief pressure valve and oil atomizer respectively, the filter is used for filtering clean the giving vent to anger of air supply, and the relief pressure valve is used for guaranteeing that air feed pressure is stable, and the oil atomizer is used for lubricating telescopic cylinder 1. In application, the pressure of the pressure reducing valve is set to control the extending length of the piston of the telescopic cylinder 1, so that the lifting height of the oil removing plate 2 is controlled.
Referring to fig. 5, a schematic flow chart of a control method of the belt residual oil removing device according to the embodiment of the present invention is shown, where the method includes the following steps:
when an instruction for starting an automatic oil removal mode is received, controlling a belt residual oil removal device to execute a plurality of oil removal periods, wherein a certain preset time length is arranged between every two adjacent oil removal periods;
in each oil removing period, at the beginning of the oil removing period, the electromagnetic valve is controlled to be switched on so as to extend out the piston of the telescopic cylinder 1 and drive the oil removing plate 2 to rise, and the upper part of the oil removing plate 2 is propped against the lower surface of a belt to be removed to remove oil;
and at the end time of the oil removing period, controlling the electromagnetic valve to be closed so as to enable the piston of the telescopic cylinder 1 to retract, driving the oil removing plate 2 to descend and enabling the oil removing plate 2 to leave the belt to be subjected to oil removing.
Specifically, the embodiment corresponds to an automatic oil removal mode, and when an instruction for starting the automatic oil removal mode is received, the belt residual oil removal device is controlled to execute a plurality of oil removal periods, wherein a certain preset time length is arranged between every two adjacent oil removal periods;
in every deoiling cycle, at the beginning of deoiling cycle, the switch-on of control solenoid valve, the gas of air supply gets into telescopic cylinder 1 to make telescopic cylinder 1's piston stretch out, drive deoiling board 2 and rise, let the upper portion of deoiling board 2 support the lower surface of waiting to deoil the belt and degrease. At the moment, the belt to be deoiled needs to rotate, and in the rotating process, residual oil on the surface of the belt falls off from the belt due to the obstruction of the deoiling plate 2, so that the deoiling purpose is achieved.
At the end of the oil removing period, the control electromagnetic valve is closed, the telescopic cylinder 1 starts to exhaust, so that the piston of the telescopic cylinder 1 retracts, the oil removing plate 2 is driven to descend, and the oil removing plate 2 leaves the belt to be removed.
It should be noted that, in each oil removing period, the air supply pressure of the air source to the telescopic cylinder 1 is set, when the solenoid valve is switched on, the piston of the telescopic cylinder 1 is extended outwards at first, and when the pressure inside the cylinder reaches the set pressure, the piston is kept unchanged, so that the oil removing plate 2 keeps a stable height, and oil removing is started. Of course, when the oil-removing plate 2 reaches a stable height, its upper part just abuts against the lower surface of the belt to be degreased.
As a modification of the above scheme, the preset time period is 5-10 s.
Specifically, the preset time period is 5-10 s. The preset time is set according to the type of the plate to be processed and the difference of the residual oil quantity of the belt. Generally, the set interval time can be shorter for the slabs with more residual oil, and the set interval time can be longer for the slabs with less residual oil. In addition, the quality of the finished product can be determined.
Referring to fig. 6, it is a schematic flow chart of a control method of the belt residual oil removing device according to the embodiment of the present invention, where the method includes the following steps:
when an instruction for starting a manual oil removal mode is received, the electromagnetic valve is controlled to be switched on, so that the piston of the telescopic cylinder 1 extends out, the oil removal plate 2 is driven to rise, and the upper part of the oil removal plate 2 is abutted against the lower surface of a belt to be removed to remove oil;
when an oil removal stopping instruction is received, the electromagnetic valve is controlled to be closed, so that the piston of the telescopic cylinder 1 retracts to drive the oil removal plate 2 to descend, and the oil removal plate 2 is separated from the belt to be subjected to oil removal.
Specifically, what this embodiment corresponded is manual deoiling mode, and when receiving the instruction that starts manual deoiling mode, the switch-on of control solenoid valve, the gas of air supply gets into telescopic cylinder 1 in to make telescopic cylinder 1's piston stretch out, drive deoiling board 2 and rise, let the upper portion of deoiling board 2 support the lower surface of waiting to deoil the belt and carry out the deoiling. Similarly, the belt to be degreased needs to rotate, and during the rotation process, the residual oil on the surface of the belt falls off from the belt due to the obstruction of the oil removing plate 2, so as to achieve the purpose of oil removal.
When receiving the instruction of stopping deoiling, control solenoid valve closes, and telescopic cylinder 1 begins the exhaust to make telescopic cylinder 1's piston retract, drive deoiling board 2 descends, lets deoiling board 2 leave and treats the deoiling belt, stops deoiling.
In the embodiment of the invention, the control method of the belt residual oil removing device comprises an automatic oil removing mode and a manual oil removing mode, wherein the two modes can be selected according to requirements, and the automatic oil removing mode is generally selected for the plates with large residual oil; and selecting a manual oil removing mode for the plates with small residual oil amount.
In order to deepen understanding of the invention, the embodiment of the invention further provides an electrical control structural schematic diagram of the telescopic cylinder 1, and in particular, refer to fig. 7, and further provides a program control schematic diagram of the telescopic cylinder 1, and in particular, refer to fig. 8.
The action of the cylinder of the device is controlled by a PLC, and the components participating in the control comprise: CPU 416-3PN/DP of Siemens; siemens input module 4DI DC24V ST; ③ the Siemens output module 4DO DC24V/0,5A ST; SMC electromagnetic valve SY7220-5 DZ-02-F2.
(1) When the automatic mode is used for control, the PLC is powered on by I30.1, the switch of the residual oil removing device is turned on, the PLC is powered on by I30.0, the output signal Q30.0 is controlled to be powered on, the electromagnetic valve is controlled to be switched on, the cylinder is controlled to act, the oil removing plate 2 is lifted to scrape oil, and in the automatic mode, the oil removing device stops removing oil after cleaning once every 5 seconds;
(2) during manual mode control, I30.1 in the PLC is closed and turned on, a switch of the residual oil removing device is turned on, I30.0 in the PLC is turned on, an output signal Q30.0 is controlled to be turned on, a control electromagnetic valve is turned on, the cylinder is controlled to act, the oil removing plate 2 is lifted to be in a continuous oil scraping state, the control switch is turned off, and the oil removing device stops oil removal.
In conclusion, the belt residual oil removing device and the control method thereof provided by the embodiment of the invention can reduce the labor intensity of operators and eliminate potential safety hazards during operation, can reduce the belt cleaning time by 60min every day, and indirectly improve the operation efficiency of equipment; the quality defect caused by belt residual oil can be reduced, the repair rate of the quality defect is reduced, the scrappage of parts is reduced by 10 pieces/batch, and the premium cost is reduced by about 10 ten thousand/year; the oil removing plate of the belt residual oil removing device is flexible and adjustable in height, the cleaning effect is more ideal, the hardness of polyurethane is moderate, and a belt is not damaged; and the device is equipped with two kinds of deoiling modes of manual control and automatic control, conveniently selects different deoiling modes to different parts, and the cleaning effect is more intelligent.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.
Claims (9)
1. A belt residual oil removing device is characterized by comprising a controller, an electromagnetic valve, a telescopic cylinder, an air source and an oil removing plate; the air source is connected with the telescopic cylinder through the electromagnetic valve; the controller is connected with the electromagnetic valve and used for controlling the on-off of the electromagnetic valve so as to control the stretching of the telescopic cylinder; the telescopic cylinder is connected with the oil removing plate and used for driving the oil removing plate to move up and down so that the upper part of the oil removing plate is close to or far away from the lower surface of a belt to be removed.
2. The belt residue oil removing device as claimed in claim 1, further comprising a connecting plate having an L-shape with one end connected to the telescopic cylinder and the other end connected to the oil removing plate.
3. The belt residual oil removing device as claimed in claim 2, wherein the other end of the connecting plate is provided with two clamping plates arranged side by side, the two clamping plates are provided with corresponding first through holes, the oil removing plate is provided with second through holes corresponding to the first through holes, and the oil removing plate and the two clamping plates are connected together by a connecting member passing through the first through holes and the second through holes.
4. The belt residue removing apparatus of claim 3, wherein the number of the first through holes and the second through holes is at least two and are arranged in a vertical direction.
5. The belt residue oil removing device as claimed in claim 1, further comprising a cylinder support, wherein one end of the cylinder support is connected to the support frame of the belt to be degreased, and the other end is connected to the telescopic cylinder.
6. The belt residue removing apparatus as claimed in claim 1, further comprising a throttle valve provided between the solenoid valve and the telescopic cylinder for controlling a lifting speed of the oil removing plate.
7. A control method of the belt residual oil removing device according to any one of claims 1 to 6, comprising:
when an instruction for starting an automatic oil removal mode is received, controlling a belt residual oil removal device to execute a plurality of oil removal periods, wherein a certain preset time length is arranged between every two adjacent oil removal periods;
in each oil removing period, at the beginning of the oil removing period, the electromagnetic valve is controlled to be switched on so as to extend out the piston of the telescopic cylinder and drive the oil removing plate to rise, and the upper part of the oil removing plate is propped against the lower surface of a belt to be removed to remove oil;
and controlling the electromagnetic valve to be closed at the end time of the oil removing period so as to enable the piston of the telescopic cylinder to retract, drive the oil removing plate to descend and enable the oil removing plate to leave the belt to be removed.
8. The method for controlling a belt residual oil removing device according to claim 7, wherein the preset time period is 5 to 10 s.
9. A control method of the belt residual oil removing device according to any one of claims 1 to 6, comprising:
when an instruction for starting a manual oil removal mode is received, the electromagnetic valve is controlled to be switched on, so that the piston of the telescopic cylinder extends out, the oil removal plate is driven to rise, and the upper part of the oil removal plate is abutted against the lower surface of a belt to be subjected to oil removal;
when an oil removal stopping instruction is received, the electromagnetic valve is controlled to be closed, so that the piston of the telescopic cylinder retracts to drive the oil removal plate to descend, and the oil removal plate is separated from the belt to be subjected to oil removal.
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| CN202011584963.2A CN112811126A (en) | 2020-12-28 | 2020-12-28 | Belt residual oil removing device and control method thereof |
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| CN202011584963.2A CN112811126A (en) | 2020-12-28 | 2020-12-28 | Belt residual oil removing device and control method thereof |
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Application publication date: 20210518 |