CN111998217A - Drying machine and automatic oiling system and automatic oiling method thereof - Google Patents
Drying machine and automatic oiling system and automatic oiling method thereof Download PDFInfo
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- CN111998217A CN111998217A CN202010714614.1A CN202010714614A CN111998217A CN 111998217 A CN111998217 A CN 111998217A CN 202010714614 A CN202010714614 A CN 202010714614A CN 111998217 A CN111998217 A CN 111998217A
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- control valve
- electric control
- oil
- oil supply
- tank
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/38—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with a separate pump; Central lubrication systems
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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
- B65G45/02—Lubricating devices
- B65G45/08—Lubricating devices for chains
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N19/00—Lubricant containers for use in lubricators or lubrication systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N25/00—Distributing equipment with or without proportioning devices
Abstract
Provided are a dryer, an automatic oiling system thereof and an automatic oiling method thereof. The automatic oiling system includes: the oil supply tank is provided with a compressed air supply pipeline and an oil supply pipeline; a first electric control valve arranged on the compressed air supply pipeline; the second electric control valve is arranged on the oil supply pipeline; the oil groove is arranged below the chain, and the chain wheel is positioned in the oil groove; the counting device is arranged corresponding to the chain wheel and used for counting the steps of the rotation of the chain wheel; and the control device is electrically connected with the first electric control valve, the second electric control valve and the counting device, the control device can periodically open the first electric control valve and the second electric control valve according to the step number measured by the counting device, the periodic pressure oil supply from the oil supply tank to the oil groove is realized, the periodic automatic oil supply lubrication maintenance is timely carried out on the chain, the abrasion of the chain is avoided, and the problems of blockage, chain breakage and the like of the chain are prevented.
Description
Technical Field
The invention relates to the technical field of gypsum board production, in particular to an automatic oiling system for a dryer, the dryer and an automatic oiling method for the dryer.
Background
The dryer is one of the important equipments in the production line of gypsum board, and it is a heat source provided by a thermal boiling furnace. A gypsum board is cut into equal length and distributed by a distribution bridge, 6 main driving motors drive 12 layers of conveying roller ways to convey the gypsum board into a dryer, and a heat boiler provides heat source to dry the gypsum board which slowly advances to manufacture the marketable gypsum board.
In the whole drying process, the 12-layer conveying roller way is driven by 6 chains with the length of 140 meters, and the chains run in the dryer and are baked at high temperature for a long time, if the chains are not lubricated and maintained in time, the chains are easy to wear, and the problems of blockage, chain breakage and the like are easy to occur.
Disclosure of Invention
The embodiment of the invention also provides an automatic oiling system for the dryer, which avoids the abrasion of the chain by automatically oiling and lubricating the chain in time and prevents the chain from being jammed and broken and the like.
The embodiment of the invention also provides the drying machine and an automatic oiling method for the drying machine.
The embodiment of the invention provides an automatic oiling system for a dryer, which comprises: the oil supply tank is provided with a compressed air supply pipeline and an oil supply pipeline; a first electric control valve disposed on the compressed air supply line; the second electric control valve is arranged on the oil supply pipeline; the chain wheel is positioned in the oil groove; the counting device is arranged corresponding to the chain wheel and used for counting the steps of the rotation of the chain wheel; and the first electric control valve, the second electric control valve and the counting device are electrically connected with the control device, and the control device can periodically open the first electric control valve and the second electric control valve according to the step number measured by the counting device, so that the oil can be periodically supplied to the oil groove from the oil supply tank.
Optionally, the automatic refueling system further comprises: the oil storage tank is connected with the oil supply tank through a third electric control valve, an exhaust pipeline is further arranged on the oil supply tank, a fourth electric control valve is arranged on the exhaust pipeline, and the third electric control valve and the fourth electric control valve are also electrically connected with the control device; the control device can close the first electric control valve and the second electric control valve and control the third electric control valve and the fourth electric control valve to be opened so as to realize the oil supply from the oil storage tank to the oil supply tank; the control device can close the third electric control valve and the fourth electric control valve and periodically open the first electric control valve and the second electric control valve according to the number of steps measured by the counting device.
Optionally, the automatic refueling system further comprises: the oil level detection device is arranged on the oil supply oil tank and is electrically connected with the control device;
when the oil level detection device detects that the oil level in the oil supply tank is higher than a first set oil level, the control device closes the third electronic control valve and the fourth electronic control valve and periodically opens the first electronic control valve and the second electronic control valve according to the number of steps measured by the counting device;
when the oil level detection device detects that the oil level in the oil supply oil tank is not higher than a first set oil level, the control device closes the first electric control valve and the second electric control valve and controls the third electric control valve and the fourth electric control valve to be opened.
Optionally, an oil supply pump is further arranged between the oil storage tank and the third electric control valve, the oil supply pump is electrically connected with the control device, and the control device can close the first electric control valve and the second electric control valve and control the oil supply pump, the third electric control valve and the fourth electric control valve to be opened together.
Optionally, a normally open manual valve is arranged between the oil supply pump and the oil storage tank.
Optionally, the upper portion of oil groove is provided with the overflow mouth, the overflow mouth with the oil storage tank intercommunication, the lower part of oil groove is provided with the row cinder notch.
The dryer provided by the embodiment of the invention comprises the automatic oiling system for the dryer in any embodiment.
The embodiment of the invention provides an automatic oiling method for a dryer, which comprises the following steps: the control device periodically opens the first electric control valve and the second electric control valve according to the steps measured by the counting device, and realizes the periodic pressure oil supply from the oil supply tank to the oil groove.
Optionally, the step of periodically opening the first and second electrically controlled valves by the control device according to the number of steps counted by the counting device comprises: the control device closes the third electric control valve and the fourth electric control valve and periodically opens the first electric control valve and the second electric control valve according to the step number measured by the counting device.
Optionally, the automatic refueling method further comprises: the control device closes the first electric control valve and the second electric control valve and controls the third electric control valve and the fourth electric control valve to be opened, so that oil is supplied from the oil storage tank to the oil supply tank.
Optionally, when the oil level detection device detects that the oil level in the oil supply tank is higher than a first set oil level, the control device closes the third electronic control valve and the fourth electronic control valve and periodically opens the first electronic control valve and the second electronic control valve according to the number of steps measured by the counting device;
when the oil level detection device detects that the oil level in the oil supply oil tank is not higher than a first set oil level, the control device closes the first electric control valve and the second electric control valve and controls the third electric control valve and the fourth electric control valve to be opened.
According to the automatic oiling system for the drying machine, provided by the embodiment of the invention, the control device can periodically open the first electric control valve and the second electric control valve according to the number of steps measured by the counting device, oil is periodically supplied from the oil supply tank to the oil groove under the action of high-pressure air, and the chain is automatically oiled and lubricated for maintenance periodically in time, so that the abrasion of the chain is avoided, and the problems of jamming, chain breakage and the like of the chain are prevented.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the example serve to explain the principles of the invention and not to limit the invention.
Fig. 1 is a schematic structural view of a dryer according to an embodiment of the present invention;
FIG. 2 is an enlarged view of part A of FIG. 1;
FIG. 3 is an enlarged view of the portion B of FIG. 1;
fig. 4 is an enlarged schematic view of the portion C in fig. 1.
Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 4 is:
100 oil supply tank, 110 compressed air supply pipeline, 120 oil supply pipeline, 130 exhaust pipeline, 210 first electric control valve, 220 second electric control valve, 230 third electric control valve, 240 fourth electric control valve, 250 oil supply pump, 260 manual control valve, 270 overflow pipe, 280 valve, 300 oil groove, 410 chain, 420 chain wheel, 500 counting device, 600 oil storage tank, 700 oil level detection device and 800 motor.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.
As shown in fig. 1 to 4, an automatic oiling system for a dryer according to an embodiment of the present invention includes: an oil supply tank 100 on which a compressed air supply line 110 and an oil supply line 120 are provided; a first electrically controlled valve 210 provided on the compressed air supply line 110; a second electric control valve 220 provided on the oil supply line 120; an oil groove 300 disposed below the chain 410, one or more sprockets 420 being located in the oil groove 300 and immersed in the lubricating oil in the oil groove 300 at a lower portion thereof; a counting device 500 provided corresponding to the sprocket 420 for counting the number of steps of rotation of the sprocket 420; and the control device, the first electric control valve 210, the second electric control valve 220 and the counting device 500 are all electrically connected with the control device, the control device can periodically open the first electric control valve 210 and the second electric control valve 220 according to the number of steps counted by the counting device 500, and the oil can be periodically supplied to the oil groove 300 from the oil supply tank 100.
According to the automatic oiling system, the control device can periodically open the first electric control valve 210 and the second electric control valve 220 according to the steps counted by the counting device 500, oil is periodically supplied from the oil supply tank 100 to the oil groove 300 under the action of high-pressure air, and the chain 410 is periodically automatically oiled and lubricated for maintenance in time, so that the abrasion of the chain 410 is avoided, and the problems of blockage, chain breakage and the like of the chain 410 are prevented. The oil filling period can be reasonably set according to actual needs, and the oil supply oil tank 100 is a closed oil tank.
Since the lubricating oil is viscous and does not flow smoothly by gravity, the lubricating oil is pushed by the high-pressure air to be supplied into the oil groove 300. Of course, a pump body may be disposed between the oil tank 300 and the oil supply tank 100 for supplying oil, the pump body is electrically connected to the control device, and the control device controls the pump body, the first electric control valve 210 and the second electric control valve 220 to open together.
In an exemplary embodiment, as shown in fig. 1, 2 and 4, the automatic fueling system further includes: the oil storage tank 600, the oil storage tank 600 and the oil supply tank 100 are connected through a third electric control valve 230, the oil supply tank 100 is further provided with an exhaust pipeline 130, the exhaust pipeline 130 is provided with a fourth electric control valve 240, and the third electric control valve 230 and the fourth electric control valve 240 are also electrically connected with a control device.
The control device can close the first electronic control valve 210 and the second electronic control valve 220, and control the third electronic control valve 230 and the fourth electronic control valve 240 to open, so that under the action of high-pressure air, oil can be supplied from the oil storage tank 600 to the pressure in the oil supply tank 100, and lubricating oil can be supplied to the oil supply tank 100 in time.
Alternatively, as shown in fig. 1 and 4, an oil supply pump 250 is further disposed between the oil storage tank 600 and the third electronic control valve 230, the oil supply pump 250 is electrically connected to the control device, and when the control device closes the first electronic control valve 210 and the second electronic control valve 220, the oil supply pump 250, the third electronic control valve 230, and the fourth electronic control valve 240 are controlled to be opened together, so that oil is supplied from the oil storage tank 600 to the pressure inside the oil supply tank 100 through the oil supply pump 250.
As an example, the control device also closes the third and fourth electrically-controlled valves 230 and 240 while periodically opening the first and second electrically-controlled valves 210 and 220 according to the number of steps counted by the counting device 500, that is: the control device closes the third and fourth electronic control valves 230 and 240, and periodically opens the first and second electronic control valves 210 and 220 according to the number of steps counted by the counting device 500, so as to ensure that the oil supply process from the oil supply tank 100 to the pressure in the oil groove 300 is smoothly performed.
Illustratively, as shown in fig. 1 and 2, the automatic fueling system further includes: the oil level detection device 700 is provided in the oil supply tank 100 and electrically connected to the control device.
When the oil level detection device 700 detects that the oil level in the oil supply tank 100 is higher than the first set oil level, the control device closes the third electronic control valve 230 and the fourth electronic control valve 240, and periodically opens the first electronic control valve 210 and the second electronic control valve 220 according to the number of steps counted by the counting device 500, so as to realize the periodic pressure oil supply from the oil supply tank 100 to the oil groove 300;
when the oil level detection device 700 detects that the oil level in the oil supply tank 100 is not higher than the first set oil level, the control device closes the first electronic control valve 210 and the second electronic control valve 220, and controls the oil supply pump 250, the third electronic control valve 230 and the fourth electronic control valve 240 to be opened, so that oil is supplied from the oil storage tank 600 to the pressure in the oil supply tank 100, and lubricating oil is replenished into the oil supply tank 100 in time, and when the oil level detection device 700 detects that the oil level in the oil supply tank 100 is not lower than the second set oil level, the control device controls the oil supply pump 250, the third electronic control valve 230 and the fourth electronic control valve 240 to be closed, and the lubricating oil replenishment from the oil storage tank 600 to the oil supply tank 100 is stopped. The second set oil level is higher than the first set oil level.
For example, as shown in fig. 1 and 4, a manual valve 260, which is normally open, is provided between the oil supply pump 250 and the reserve oil tank 600, and the manual valve 260 is closed when the oil supply pump 250 is replaced.
For example, as shown in fig. 1 and 3, an overflow port is provided at an upper portion of the oil tank 300, and the overflow port is communicated with the oil storage tank 600 through an overflow pipe 270, so as to prevent the lubricating oil in the oil tank 300 from overflowing and avoid the waste of the lubricating oil; the lower part of the oil groove 300 is provided with a slag discharge port, the slag discharge port is provided with a valve 280, and the valve 280 is opened to discharge the dirt accumulated at the bottom of the oil groove 300, so that the aim of cleaning the oil groove 300 is fulfilled.
Illustratively, the counting device 500 is a counting inductive switch, the oil level detecting device 700 is a pressure liquid level meter, and the first electronic control valve 210, the second electronic control valve 220, the third electronic control valve 230 and the fourth electronic control valve 240 are all solenoid valves.
The oil groove 300 includes 6 pieces arranged corresponding to the 6 chains 410.
The dryer provided by the embodiment of the invention is shown in fig. 1 and comprises the automatic oiling system for the dryer in any one of the embodiments.
The dryer has all the advantages of the automatic oiling system for the dryer provided by any one of the above embodiments, and the description is omitted here. Reference numeral 800 in fig. 1 denotes a motor.
The automatic oiling method for the dryer provided by the embodiment of the invention is applied to the automatic oiling system for the dryer provided by any one embodiment; the method comprises the following steps: the control device periodically opens the first electric control valve and the second electric control valve according to the steps measured by the counting device, and realizes the periodic pressure oil supply from the oil supply tank to the oil groove.
According to the automatic oiling method, the control device can periodically open the first electric control valve and the second electric control valve according to the number of steps measured by the counting device, oil is periodically supplied to the oil groove from the oil supply oil tank under the action of high-pressure air, and the chain is automatically oiled and lubricated for maintenance periodically in time, so that the abrasion of the chain is avoided, and the problems of jamming, chain breakage and the like of the chain are prevented.
For example, the step of the control device periodically opening the first and second electrically-controlled valves according to the number of steps counted by the counting device comprises: the control device closes the third electric control valve and the fourth electric control valve and periodically opens the first electric control valve and the second electric control valve according to the step number measured by the counting device, so that the smooth oil supply process from the oil supply tank to the pressure in the oil groove is ensured.
Illustratively, the automatic fueling method further comprises: the control device closes the first electric control valve and the second electric control valve and controls the third electric control valve and the fourth electric control valve to be opened, so that oil is supplied from the oil storage tank to the oil supply tank, and lubricating oil is supplemented to the oil supply tank in time.
In an exemplary embodiment, when the oil level detecting device detects that the oil level in the oil supply tank is higher than the first set oil level, the control device closes the third and fourth electronic control valves and periodically opens the first and second electronic control valves according to the number of steps counted by the counting device, so as to supply oil from the oil supply tank to the oil groove under periodic pressure.
In an exemplary embodiment, when the oil level detection device detects that the oil level in the oil supply tank is not higher than the first set oil level, the control device closes the first electronic control valve and the second electronic control valve, and controls the third electronic control valve and the fourth electronic control valve to open, so that oil is supplied from the oil storage tank to the pressure in the oil supply tank, and the lubricating oil is replenished into the oil supply tank in time, and when the oil level detection device detects that the oil level in the oil supply tank is not lower than the second set oil level, the control device controls the oil supply pump, the third electronic control valve and the fourth electronic control valve to close. The second set oil level is higher than the first set oil level.
In summary, in the automatic oiling system for a dryer provided in the embodiment of the present invention, the control device may periodically open the first electronic control valve and the second electronic control valve according to the number of steps measured by the counting device, periodically supply oil from the oil supply tank to the oil groove under the action of the high pressure air, and automatically lubricate and maintain the chain periodically, so as to avoid the abrasion of the chain and prevent the chain from being jammed and broken.
In the description of the present invention, it should be noted that the terms "upper", "lower", "one side", "the other side", "one end", "the other end", "side", "opposite", "four corners", "periphery", "mouth" structure ", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the structures referred to have specific orientations, are configured and operated in specific orientations, and thus, are not to be construed as limiting the present invention.
In the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "connected," "directly connected," "indirectly connected," "fixedly connected," "mounted," and "assembled" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; the terms "mounted," "connected," and "fixedly connected" may be directly connected or indirectly connected through intervening media, or may be connected through two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Although the embodiments of the present invention have been described above, the above description is only for the convenience of understanding the present invention, and is not intended to limit the present invention. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. An automatic oiling system for a dryer, comprising:
the oil supply tank is provided with a compressed air supply pipeline and an oil supply pipeline;
a first electric control valve disposed on the compressed air supply line;
the second electric control valve is arranged on the oil supply pipeline;
the chain wheel is positioned in the oil groove;
the counting device is arranged corresponding to the chain wheel and used for counting the steps of the rotation of the chain wheel; and
the control device is electrically connected with the first electric control valve, the second electric control valve and the counting device, and the control device can periodically open the first electric control valve and the second electric control valve according to the step number measured by the counting device, so that the oil can be periodically supplied to the oil groove from the oil supply tank.
2. The automated oiling system according to claim 1, further comprising:
the oil storage tank is connected with the oil supply tank through a third electric control valve, an exhaust pipeline is further arranged on the oil supply tank, a fourth electric control valve is arranged on the exhaust pipeline, and the third electric control valve and the fourth electric control valve are also electrically connected with the control device;
the control device can close the first electric control valve and the second electric control valve and control the third electric control valve and the fourth electric control valve to be opened so as to realize the oil supply from the oil storage tank to the oil supply tank;
the control device can close the third electric control valve and the fourth electric control valve and periodically open the first electric control valve and the second electric control valve according to the number of steps measured by the counting device.
3. The automated oiling system according to claim 2, further comprising:
the oil level detection device is arranged on the oil supply oil tank and is electrically connected with the control device;
when the oil level detection device detects that the oil level in the oil supply tank is higher than a first set oil level, the control device closes the third electronic control valve and the fourth electronic control valve and periodically opens the first electronic control valve and the second electronic control valve according to the number of steps measured by the counting device;
when the oil level detection device detects that the oil level in the oil supply oil tank is not higher than a first set oil level, the control device closes the first electric control valve and the second electric control valve and controls the third electric control valve and the fourth electric control valve to be opened.
4. The automatic oiling system according to claim 2 or 3, wherein an oil supply pump is further arranged between the oil storage tank and the third electric control valve, the oil supply pump is electrically connected with the control device, and the control device can close the first electric control valve and the second electric control valve and control the oil supply pump, the third electric control valve and the fourth electric control valve to be opened together.
5. The automatic oiling system of claim 4, wherein a normally open manual valve is provided between the feed pump and the storage tank.
6. The automatic oiling system of claim 2 or 3, wherein an overflow port is provided at the upper part of the oil tank, the overflow port is communicated with the oil storage tank, and a slag discharge port is provided at the lower part of the oil tank.
7. Dryer characterized in that it comprises an automatic oiling system for dryers according to any of claims 1 to 6.
8. An automatic oiling method for a dryer, characterized by comprising:
the control device periodically opens the first electric control valve and the second electric control valve according to the steps measured by the counting device, and realizes the periodic pressure oil supply from the oil supply tank to the oil groove.
9. The automated oiling method according to claim 8, wherein the step of the control means periodically opening the first and second electrically controlled valves according to the number of steps counted by the counting means comprises:
the control device closes the third electric control valve and the fourth electric control valve and periodically opens the first electric control valve and the second electric control valve according to the step number measured by the counting device; the automatic oiling method further comprises the following steps:
the control device closes the first electric control valve and the second electric control valve and controls the third electric control valve and the fourth electric control valve to be opened, so that oil is supplied from the oil storage tank to the oil supply tank.
10. The automated oiling method according to claim 9,
when the oil level detection device detects that the oil level in the oil supply tank is higher than a first set oil level, the control device closes the third electronic control valve and the fourth electronic control valve and periodically opens the first electronic control valve and the second electronic control valve according to the number of steps measured by the counting device;
when the oil level detection device detects that the oil level in the oil supply oil tank is not higher than a first set oil level, the control device closes the first electric control valve and the second electric control valve and controls the third electric control valve and the fourth electric control valve to be opened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010714614.1A CN111998217B (en) | 2020-07-23 | 2020-07-23 | Drying machine and automatic oiling system and automatic oiling method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010714614.1A CN111998217B (en) | 2020-07-23 | 2020-07-23 | Drying machine and automatic oiling system and automatic oiling method thereof |
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| CN111998217A true CN111998217A (en) | 2020-11-27 |
| CN111998217B CN111998217B (en) | 2022-10-18 |
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| CN113090929A (en) * | 2021-03-30 | 2021-07-09 | 广东韶钢松山股份有限公司 | Rolling mill production line lubricating system and control method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113090929A (en) * | 2021-03-30 | 2021-07-09 | 广东韶钢松山股份有限公司 | Rolling mill production line lubricating system and control method thereof |
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| Publication number | Publication date |
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| CN111998217B (en) | 2022-10-18 |
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