CN114873195B - Chain lubricating device and lubricating system - Google Patents
Chain lubricating device and lubricating system Download PDFInfo
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- CN114873195B CN114873195B CN202210443533.1A CN202210443533A CN114873195B CN 114873195 B CN114873195 B CN 114873195B CN 202210443533 A CN202210443533 A CN 202210443533A CN 114873195 B CN114873195 B CN 114873195B
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- oil
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- piston rod
- oil pipe
- pipe
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Mechanical Engineering (AREA)
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Abstract
The embodiment of the invention provides a chain lubricating device and a chain lubricating system, and relates to the technical field of lubrication. The chain lubrication device lubrication system comprises an oil storage tank, an oil pump, a first oil pipe and a quantitative oil supply device; one end of the first oil pipe is communicated with the oil storage tank, the other end of the first oil pipe is an oil outlet, the oil outlet faces to a chain to be lubricated, the oil pump is connected to the first oil pipe, and the oil pump is provided with a first piston rod; the quantitative oil supply device is connected with the oil pump and is used for controlling the movement stroke of the first piston rod so as to limit the oil output of the lubricating oil, and the quantitative oil supply device can quantitatively supply oil to the chain for lubrication, so that the chain is always in a state with better lubrication degree, and the service life of the chain is prolonged.
Description
Technical Field
The invention relates to the technical field of lubrication, in particular to a chain lubrication device and a lubrication system.
Background
The chain of steel mill conticaster rollgang uses and depends on there is the casting blank, and the lubrication work of chain is difficult to use current intelligent lubrication system, and its reason is that the start-stop of intelligent lubrication system and the start-stop time of rollgang can't be unanimous, causes unable fully lubrication for the chain.
The existing chain lubrication of the conveying roller table can be manually performed only, and the chain oil can not be quantitatively supplied to the chain for lubrication in the production process, so that the chain can not be always in a state with better lubrication degree, and further the service life of the chain can be reduced.
Disclosure of Invention
The invention aims to provide a chain lubrication device which can quantitatively lubricate a chain by supplying oil to the chain, and always enables the chain to be in a state with better lubrication degree so as to prolong the service life of the chain.
The invention further provides a lubrication system which can quantitatively lubricate the chain, so that the chain is always in a state with better lubrication degree, and the service life of the chain is prolonged.
Embodiments of the invention may be implemented as follows:
the embodiment of the invention provides a chain lubrication device, which comprises an oil storage tank, an oil pump, a first oil pipe and a quantitative oil supply device;
one end of the first oil pipe is communicated with the oil storage tank, the other end of the first oil pipe is an oil outlet, the oil outlet faces to a chain to be lubricated, the oil pump is connected to the first oil pipe, and the oil pump is provided with a first piston rod;
the quantitative oil supply device is connected with the oil pump and is used for controlling the movement stroke of the first piston rod so as to limit the oil outlet quantity of the lubricating oil.
Optionally, the quantitative oil supply device comprises a driving wheel, a sliding block, a connecting rod and a driving piece;
the driving wheel is used for being connected with the chain wheel, and a chute is arranged on the driving wheel;
the sliding block is in sliding fit with the sliding groove;
the connecting rod is connected between the sliding block and the first piston rod;
the driving piece is connected with the sliding block and used for driving the sliding block to move in the sliding groove.
Optionally, the driving piece is a screw, and the sliding block is in threaded fit with the screw.
Optionally, the length of the chute is greater than the sum of the radius of the drive wheel and half the length of the slider.
Optionally, a pin is arranged on the sliding block, and two ends of the connecting rod are respectively connected with the pin and the first piston rod;
the direction of the pin is parallel to the central axis of the driving wheel, and the oil quantity in the oil cavity of the oil pump is zero under the condition that the pin coincides with the central axis of the driving wheel.
Optionally, a spherical hinge is arranged between one end of the connecting rod and the first piston rod, the connecting rod is connected with the first piston rod through the spherical hinge, and the other end of the connecting rod is hinged with the pin.
Optionally, the device further comprises a timing oil supply device, wherein the timing oil supply device comprises a second oil pipe, an oil controller, a pressure control valve and a driving assembly;
the first end of the second oil pipe is connected to the first oil pipe, and the second end of the second oil pipe is communicated with the oil storage tank;
the pressure control valve is arranged on the first oil pipe and is positioned between the first end of the second oil pipe and the oil outlet;
the oil controller is arranged on the second oil pipe, and the driving assembly is connected with the oil controller and used for controlling the on-off of the oil controller.
Optionally, the driving assembly comprises a single-tooth rotating wheel, an internal tooth flywheel and a plurality of cushion blocks; the oil controller comprises an oil groove, a spring, a movable block and a second piston rod;
the single-tooth rotating wheel is connected with the chain wheel, and single teeth are arranged on the single-tooth rotating wheel;
the circumference of the internal tooth flywheel is provided with a plurality of internal teeth, and the single tooth is meshed with one of the internal teeth;
the cushion blocks are uniformly arranged on the internal tooth flywheel at intervals along the circumferential direction;
the spring is connected between the groove wall of the oil groove and the movable block;
the second piston rod is connected with the movable block, and one end of the second piston rod, which is far away from the movable block, extends out of the oil groove and is used for abutting against the outer edge of the internal tooth flywheel or the cushion block;
the oil groove is used for being communicated with the second oil pipe, and the oil groove is communicated with the second oil pipe under the condition that the second piston rod is abutted to the cushion block.
Optionally, the valve further comprises a first one-way valve and a second one-way valve;
the first check valve and the second check valve are both arranged on the first oil pipe, the first check valve is connected between the oil storage tank and the oil pump, and the second check valve is connected between the oil outlet and the oil pump.
The embodiment of the invention also provides a lubrication system which comprises the conveying roller way and the chain lubrication device, wherein the conveying roller way is provided with a chain wheel and a chain meshed with the chain wheel, and the oil outlet faces the chain.
The chain lubrication device and the lubrication system provided by the embodiment of the invention have the beneficial effects that: when the chain is required to be lubricated, the quantitative oil supply device is used for controlling the movement stroke of the first piston rod, volume change is formed in the oil pump, lubricating oil flows through the first oil pipe through the oil storage tank under the action of atmospheric pressure and finally is discharged from the oil outlet to lubricate the chain, and the oil outlet quantity of the lubricating oil is limited to a fixed value in the process, so that the quantitative oil outlet effect is achieved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the overall structure of a chain lubrication device according to an embodiment of the present application;
fig. 2 is an enlarged view of a portion a in fig. 1.
Icon: 10-a chain lubrication device; 100-an oil storage tank; 200-an oil pump; 210-a first piston rod; 211-spherical hinge; 300-a first oil pipe; 310-oil outlet; 320-a first one-way valve; 330-a second one-way valve; 400-quantitative oil supply device; 410-a drive wheel; 411-chute; 420-a slider; 430-a connecting rod; 431—a first bearing; 440-driving member; 500-timing oil supply device; 510-a second tubing; 520-an oil controller; 521-oil groove; 522-a spring; 523-movable block; 524-a second piston rod; 525-a second bearing; 530-a pressure control valve; 540-a drive assembly; 541-single tooth wheel; 5411—single tooth; 542-internal tooth flywheel; 5421-internal teeth; 543-cushion block.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present invention, it should be noted that, if the terms "upper", "lower", "inner", "outer", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or the azimuth or the positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present invention and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus it should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, if any, are used merely for distinguishing between descriptions and not for indicating or implying a relative importance.
It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.
The inventor of the application finds that the conventional chain of the conveying roller table can be lubricated only manually, so that the chain cannot be always in a state with better lubrication degree, and further the service life of the chain is possibly reduced. The embodiment provides a chain lubrication device for solving the technical problem.
Referring to fig. 1 and 2, a chain lubrication device 10 provided in the present embodiment includes an oil tank 100, an oil pump 200, a first oil pipe 300, and a quantitative oil supply device 400; one end of the first oil pipe 300 is communicated with the oil storage tank 100, the other end of the first oil pipe 300 is provided with an oil outlet 310, the oil outlet 310 faces to a chain to be lubricated, the oil pump 200 is connected to the first oil pipe 300, and the oil pump 200 is provided with a first piston rod 210; the quantitative oil supply device 400 is connected to the oil pump 200 for controlling a movement stroke of the first piston rod 210 to limit an oil outlet amount of the lubricating oil.
It should be noted that the oil tank 100 stores a lubricating medium, for example, the lubricating medium may be lubricating oil. When the quantitative oil supply device 400 is used, the movement of the first piston rod 210 is controlled according to the requirement of chain lubrication, quantitative lubricating oil is discharged from the first piston through the oil outlet 310 every time the first piston reciprocates, and a nozzle tip can be arranged at the oil outlet 310 and faces the chain to be lubricated.
When the chain is required to be lubricated, the quantitative oil supply device 400 is used for controlling the movement stroke of the first piston rod 210, the volume change is formed in the oil pump 200, under the action of atmospheric pressure, lubricating oil flows through the first oil pipe 300 through the oil storage tank 100 and finally is discharged from the oil outlet 310 to lubricate the chain, and the oil outlet quantity of the lubricating oil is limited to a fixed value in the process, so that the quantitative oil outlet effect is achieved.
Further, the quantitative oil supply apparatus 400 includes a driving wheel 410, a slider 420, a link 430, and a driving member 440; the driving wheel 410 is used for being connected with a chain wheel (not shown in the figure), and a sliding groove 411 is arranged on the driving wheel 410; the sliding block 420 is in sliding fit with the sliding groove 411; the connecting rod 430 is connected between the slider 420 and the first piston rod 210; the driving member 440 is connected to the sliding block 420 and is used for driving the sliding block 420 to move in the sliding slot 411.
It should be noted that, the driving wheel 410 is coaxially connected with the sprocket of the conveying roller way and rotates synchronously along with the sprocket; the sliding chute 411 is arranged along the radial direction of the driving wheel 410, two ends of the connecting rod 430 are respectively hinged to the sliding block 420 and the first piston rod 210, and the driving piece 440 is arranged on the sliding chute 411 and connected with the sliding block 420 for driving the sliding block 420 to move along the length direction of the sliding chute 411; the sliding block 420 is a trapezoid sliding block 420, the sliding groove 411 is matched with the sliding block 420 in shape, the area of the surface, attached to the inner bottom wall of the sliding groove 411, of the sliding block 420 is larger than the area of the surface, away from the inner bottom wall of the sliding groove 411, of the sliding block 420, and therefore the sliding block 420 cannot be easily separated from the sliding groove 411, and sliding stability of the sliding block 420 is improved.
Alternatively, the driving member 440 is a screw, the slider 420 is in threaded engagement with the screw, and the screw may be rotated in conjunction with a motor.
In the process of rotating the driving wheel 410, the screw drives the sliding block 420 to slide in the sliding groove 411 for a certain distance, the moving distance of the sliding block 420 depends on the rotating circle number of the screw, therefore, the moving stroke of the sliding block 420 can be controlled as long as the rotating circle number of the screw is controlled, the sliding block 420 moves to drive the first piston rod 210 to move in the oil cylinder through the connecting rod 430, the volume change is formed in the oil pump 200, under the action of the atmospheric pressure, the lubricating oil flows through the first oil pipe 300 through the oil storage tank 100 to finally be discharged from the oil outlet 310 to lubricate the chain, and the oil outlet quantity of the lubricating oil is limited to a fixed value in the process, so that the quantitative oil outlet effect is achieved.
Further, a pin is arranged on the sliding block 420, a spherical hinge 211 is arranged between one end of the connecting rod 430 and the first piston rod 210, the connecting rod 430 is connected with the first piston rod 210 through the spherical hinge 211, for example, a spherical hinge 211 joint is arranged on the first piston rod 210, a ball head is arranged at one end of the connecting rod 430, the ball head is matched with the spherical hinge 211 joint, and the other end of the connecting rod 430 is hinged with the pin; optionally, the other end of the connecting rod 430 is provided with a first bearing 431, and the first bearing 431 is rotatably connected with the pin; the direction of the pintle is parallel to the central axis of the drive wheel 410, and the amount of oil in the oil chamber of the oil pump 200 is zero with the pintle coincident with the central axis of the drive wheel 410.
In this embodiment, the pins are disposed on the surface of the slider 420 facing away from the inner bottom wall of the chute 411.
In the process of rotating the driving wheel 410, the screw drives the sliding block 420 to slide in the sliding groove 411, and when the pin coincides with the central axis of the driving wheel 410, the volume of the lubricating oil contained in the oil cavity of the oil pump 200 is zero, and the lubricating oil in the oil pump 200 is completely discharged to the oil outlet 310; the pin is arranged to facilitate positioning the slider 420 to determine the travel of the first piston rod 210 to control the amount of oil.
In this embodiment, the length of the sliding slot 411 is greater than the sum of the radius of the driving wheel 410 and half the length of the sliding block 420.
It should be noted that the center of the driving wheel 410 is located in the sliding slot 411, the length direction of the sliding block 420 is consistent with the length direction of the sliding slot 411, and the value of the radius of the driving wheel 410 plus half of the length of the sliding block 420 is smaller than the length value of the sliding slot 411. The length of the sliding slot 411 is limited to ensure that the pin on the sliding block 420 can coincide with the central axis of the driving wheel 410, thereby ensuring the movement stroke of the first piston rod 210.
In addition, the chain lubrication device 10 further includes a first check valve 320 and a second check valve 330; the first check valve 320 and the second check valve 330 are both disposed on the first oil pipe 300, the first check valve 320 is connected between the oil tank 100 and the oil pump 200, and the second check valve 330 is connected between the oil outlet 310 and the oil pump 200.
A first check valve 320 connected between the oil tank 100 and the oil pump 200, realizing unidirectional conduction of the lubricating oil from the oil tank 100 to the oil pump 200; and a second check valve 330 connected between the oil outlet 310 and the oil pump 200, realizes unidirectional conduction of lubricating oil from the oil pump 200 to the oil outlet 310.
In addition, the chain lubrication device 10 further includes a timing oil supply device 500, and the timing oil supply device 500 includes a second oil pipe 510, an oil controller 520, a pressure control valve 530, and a driving assembly 540; a first end of the second oil pipe 510 is connected to the first oil pipe 300, and a second end of the second oil pipe 510 is communicated with the oil storage tank 100; the pressure control valve 530 is disposed on the first oil pipe 300 and located between the first end of the second oil pipe 510 and the oil outlet 310; the oil controller 520 is disposed on the second oil pipe 510, and the driving assembly 540 is connected to the oil controller 520 and is used for controlling on/off of the oil controller 520.
It should be noted that the first end and the second end of the second oil pipe 510 are two ends of the second oil pipe 510.
During the process of supplying oil to the chain, the on-off of the oil controller 520 is controlled by the driving component 540; when the driving assembly 540 controls the oil controller 520 to be connected, the pressure at the pressure control valve 530 is small, the lubricating oil in the first oil pipe 300 flows into the second oil pipe 510, and flows back into the oil storage tank 100 after passing through the oil controller 520, and the oil outlet 310 does not discharge oil at this time; when the driving component 540 controls the oil controller 520 to be disconnected, the pressure at the pressure control valve 530 is larger, so that the pressure control valve 530 is opened, the lubricating oil of the first oil pipe 300 is discharged out of the oil outlet 310 through the pressure control valve 530 to lubricate the chain, the process realizes the timing oil supply of the chain, and the oil controller 520 is controlled to be disconnected and the pressure control valve 530 is opened to supply oil in a time period when the chain is required to be lubricated; during the time when the chain lubrication is not needed, the control oil controller 520 is turned on, and the pressure control valve 530 is closed, so that oil is not supplied.
Further, the driving assembly 540 includes a single-tooth runner 541, an internal tooth flywheel 542, and a plurality of cushion blocks 543, where the number of cushion blocks 543 depends on the actual working condition; the oil controller 520 includes an oil groove 521, a spring 522, a movable block 523, and a second piston rod 524; the single-tooth rotating wheel 541 is connected with a chain wheel, and single teeth 5411 are arranged on the single-tooth rotating wheel 541; the internal flywheel 542 is provided with a plurality of internal teeth 5421 in the circumferential direction, and the single tooth 5411 meshes with one of the internal teeth 5421; the plurality of cushion blocks 543 are arranged on the internal tooth flywheel 542 at uniform intervals along the circumferential direction; the spring 522 is connected between the groove wall of the oil groove 521 and the movable block 523; the second piston rod 524 is connected with the movable block 523, and one end of the second piston rod 524 away from the movable block 523 extends out of the oil groove 521 and is used for abutting against the outer edge or the cushion block 543 of the internal tooth flywheel 542; the oil groove 521 is used to communicate with the second oil pipe 510, and the oil groove 521 communicates with the second oil pipe 510 when the second piston rod 524 abuts against the spacer 543.
In this embodiment, the single-tooth runner 541 and the driving wheel 410 are coaxially connected to the sprocket, and the single-tooth runner 541 rotates synchronously with the sprocket, and the internal tooth flywheel 542 is rotatably disposed on other fixed objects, for example, the other fixed objects may be brackets. The cushion blocks 543 are uniformly distributed at intervals on the circumference of the internal tooth flywheel 542, and the cushion blocks 543 protrude from the outer edge of the internal tooth flywheel 542; the oil groove 521 is fixedly arranged on other fixed objects, and a second bearing 525 is arranged at one end of the second piston rod 524, which is far away from the movable block 523, and the second bearing 525 is used for abutting against the outer edge or the cushion block 543 of the internal tooth flywheel 542.
During the process that the sprocket wheel drives the driving wheel 410 to rotate, the single-tooth rotating wheel 541 rotates synchronously, the single-tooth rotating wheel 541 rotates one circle, and the single tooth 5411 on the single-tooth rotating wheel 541 is meshed with one of the internal teeth 5421 once, so that the internal tooth flywheel 542 is driven to rotate by a certain angle, and the rotation angle is an included angle between the adjacent internal teeth 5421.
The chain lubrication device 10 has two states, a standby state and a lubrication state. In the standby state, the internal flywheel 542 rotates until the spacer 543 contacts with the second bearing 525 at the end of the second piston rod 524, and in this process, the second piston rod 524 presses the movable block 523, so that the spring 522 is compressed, at this time, the oil groove 521 is connected to the second oil pipe 510, no pressure is generated in the second oil pipe 510, the pressure for opening the pressure control valve 530 cannot be reached, and the lubricating oil flows back to the oil tank 100 through the second oil pipe 510. In the lubricated state, the internal flywheel 542 rotates to the outer edge thereof to contact with the second bearing 525 at the end of the second piston rod 524, during which the second piston rod 524 and the movable block 523 move reversely under the action of the spring 522, at which time the oil groove 521 is not connected to the second oil pipe 510, the pressure in the second oil pipe 510 forces the pressure control valve 530 to open, and the lubricating oil is discharged out of the oil outlet 310 through the pressure control valve 530 to lubricate the chain.
The embodiment also provides a lubrication system, which comprises a conveying roller way and the chain lubrication device 10, wherein a chain wheel and a chain meshed with the chain wheel are arranged on the conveying roller way, and the oil outlet 310 faces the chain. The technical effects of the lubrication system are substantially the same as those of the chain lubrication device 10 described above, and will not be described again here.
In summary, the embodiment of the present invention provides a chain lubrication device 10 and a lubrication system, which can realize the effects of quantitative and timing oil supply, and the principle of quantitative oil supply is as follows: the movement stroke of the first piston rod 210 is controlled by the quantitative oil supply device 400, volume change is formed in the oil pump 200, under the action of atmospheric pressure, lubricating oil flows through the first oil pipe 300 through the oil storage tank 100 and finally is discharged from the oil outlet 310 to lubricate the chain, and the oil outlet quantity of the lubricating oil is limited to a fixed value in the process, so that the quantitative oil outlet effect is achieved; the principle of timing oil supply is as follows: by using the timing oil supply device 500, the oil controller 520 is controlled to be disconnected in a time period when the chain needs to be lubricated, and the pressure forces the pressure control valve 530 to be opened so as to supply oil; during a period when the chain is not required to be lubricated, the control oil controller 520 is turned on, the lubricating oil flows into the second oil pipe 510 and returns to the oil storage tank 100, and the pressure control valve 530 is closed and does not supply oil.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present invention should be included in the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (4)
1. The chain lubrication device is characterized by comprising an oil storage tank, an oil pump, a first oil pipe and a quantitative oil supply device;
one end of the first oil pipe is communicated with the oil storage tank, the other end of the first oil pipe is an oil outlet, the oil outlet faces to a chain to be lubricated, the oil pump is connected to the first oil pipe, and the oil pump is provided with a first piston rod;
the quantitative oil supply device is connected with the oil pump and is used for controlling the movement stroke of the first piston rod so as to limit the oil outlet quantity of lubricating oil;
the quantitative oil supply device comprises a driving wheel, a sliding block, a connecting rod and a driving piece;
the driving wheel is used for being connected with the chain wheel, and a chute is arranged on the driving wheel;
the sliding block is in sliding fit with the sliding groove;
the connecting rod is connected between the sliding block and the first piston rod;
the driving piece is connected with the sliding block and is used for driving the sliding block to move in the sliding groove;
the sliding block is provided with a pin, and two ends of the connecting rod are respectively connected with the pin and the first piston rod;
the direction of the pin is parallel to the central axis of the driving wheel, and the oil quantity in the oil cavity of the oil pump is zero under the condition that the pin coincides with the central axis of the driving wheel;
a spherical hinge is arranged between one end of the connecting rod and the first piston rod, the connecting rod is connected with the first piston rod through the spherical hinge, and the other end of the connecting rod is hinged with the pin;
the timing oil supply device comprises a second oil pipe, an oil controller, a pressure control valve and a driving assembly;
the first end of the second oil pipe is connected to the first oil pipe, and the second end of the second oil pipe is communicated with the oil storage tank;
the pressure control valve is arranged on the first oil pipe and is positioned between the first end of the second oil pipe and the oil outlet;
the oil controller is arranged on the second oil pipe, and the driving assembly is connected with the oil controller and used for controlling the on-off of the oil controller;
the driving assembly comprises a single-tooth rotating wheel, an internal tooth flywheel and a plurality of cushion blocks; the oil controller comprises an oil groove, a spring, a movable block and a second piston rod;
the single-tooth rotating wheel is connected with the chain wheel, and single teeth are arranged on the single-tooth rotating wheel;
the circumference of the internal tooth flywheel is provided with a plurality of internal teeth, and the single tooth is meshed with one of the internal teeth;
the cushion blocks are uniformly arranged on the internal tooth flywheel at intervals along the circumferential direction;
the spring is connected between the groove wall of the oil groove and the movable block;
the second piston rod is connected with the movable block, and one end of the second piston rod, which is far away from the movable block, extends out of the oil groove and is used for abutting against the outer edge of the internal tooth flywheel or the cushion block;
the oil groove is used for being communicated with the second oil pipe, and the oil groove is communicated with the second oil pipe under the condition that the second piston rod is abutted against the cushion block;
the valve further comprises a first one-way valve and a second one-way valve;
the first check valve and the second check valve are both arranged on the first oil pipe, the first check valve is connected between the oil storage tank and the oil pump, and the second check valve is connected between the oil outlet and the oil pump.
2. The chain lubrication device as set forth in claim 1, wherein said driving member is a screw and said slider is threadedly engaged with said screw.
3. The chain lubrication device as set forth in claim 1, wherein the length of the runner is greater than the sum of the radius of the drive wheel and half the length of the slider.
4. A lubrication system comprising a roller conveyor and a chain lubrication device according to any one of claims 1-3, wherein the roller conveyor is provided with a sprocket and a chain engaged with the sprocket, and the oil outlet is directed towards the chain.
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| CN202210443533.1A CN114873195B (en) | 2022-04-25 | 2022-04-25 | Chain lubricating device and lubricating system |
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| CN202210443533.1A CN114873195B (en) | 2022-04-25 | 2022-04-25 | Chain lubricating device and lubricating system |
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| CN114873195B true CN114873195B (en) | 2023-08-01 |
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| CN114873195A (en) | 2022-08-09 |
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