CN214395366U - Extruder lubricating arrangement - Google Patents
Extruder lubricating arrangement Download PDFInfo
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- CN214395366U CN214395366U CN202023143972.6U CN202023143972U CN214395366U CN 214395366 U CN214395366 U CN 214395366U CN 202023143972 U CN202023143972 U CN 202023143972U CN 214395366 U CN214395366 U CN 214395366U
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- lubricating oil
- lubricating
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- extruder
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Abstract
The utility model discloses an extruder lubricating device, which comprises a bracket, a driving motor and a main spindle box, wherein an extrusion shaft is arranged in the main spindle box in a penetrating way, and an output shaft of the driving motor is connected with a driving gear; the driving gear is engaged with a driven gear which is sleeved on the extrusion shaft; a driving belt pulley is sleeved on an output shaft of the driving motor and is positioned between the output end of the driving motor and the spindle box; the top of headstock is fixed with the lubricating-oil tank, and the bottom surface intercommunication of lubricating-oil tank has an oil pipe, and the top surface of headstock is run through to the oil pipe, and oil pipe and driven gear correspond the setting from top to bottom. The utility model discloses lubricating oil directly irritates from lubricating-oil tank outflow back and drenches on driven gear, and lubricated reaction is rapid, direct, and lubricated effect is better, when preventing to start driving motor, and the gear changes production wearing and tearing futilely, increase of service life, and lubricating oil circulation cabinet intercommunication has the cooling water for lubricating oil can not lose lubricated effect owing to the high rotten and too high life of extension lubricating oil.
Description
Technical Field
The utility model relates to an extruder technical field especially relates to an extruder lubricating arrangement.
Background
The extruder can fully plasticize and uniformly mix materials by means of pressure and shearing force generated by rotation of the screw rod, and the materials are molded through the neck mold. At present, a main shaft box of the existing screw extruder is high in rotating speed and small in size, so that lubrication is very important, lubricating oil must be added according to the requirement of oil level height, the lubricating oil is too little and insufficient, and the service life of parts is shortened; too much lubricating oil generates heat greatly, consumes more energy, is easy to heat and deteriorate, and also causes the lubricating failure and the damage to parts.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an extruder lubricating arrangement to solve the problem that above-mentioned prior art exists.
In order to achieve the above object, the utility model provides a following scheme: the utility model provides an extruder lubricating device, which comprises a support, a driving motor and a main spindle box, wherein an extrusion shaft is arranged in the main spindle box in a penetrating way, the driving motor is fixed on the top surface of the support, and an output shaft of the driving motor is connected with a driving gear; the driving gear is connected with a driven gear in a meshing manner, the driven gear is sleeved on the extrusion shaft, and the driving gear and the driven gear are positioned in the spindle box;
a driving belt pulley is sleeved on an output shaft of the driving motor and is positioned between the output end of the driving motor and the spindle box;
a lubricating oil tank is fixed at the top end of the spindle box, an oil outlet pipe is communicated with the bottom surface of the lubricating oil tank, the oil outlet pipe penetrates through the top surface of the spindle box, and the oil outlet pipe and the driven gear are arranged in a vertically corresponding manner;
a lubricating oil circulating cabinet is fixed on the support, the lubricating oil circulating cabinet is communicated with an oil supply pipe and an oil return pipe, the oil supply pipe is communicated with the lubricating oil tank, and the oil return pipe is communicated with the spindle box;
a centrifugal pump is arranged on the oil supply pipe, an inlet and an outlet of the centrifugal pump are both connected with the oil supply pipe, and the inlet of the centrifugal pump faces the lubricating oil circulation cabinet;
the centrifugal pump is internally provided with an impeller, a central shaft is fixed on the end face of the impeller and perpendicular to the impeller, one end of the impeller, far away from the central shaft, penetrates out of the end face of the centrifugal pump, one end of the impeller, far away from the central shaft, is fixed with a driven belt pulley, and a belt is in transmission connection between the driving belt pulley and the driven belt pulley.
Preferably, the centrifugal pump is arranged below the driving motor, and the centrifugal pump is fixed on the bracket.
Preferably, a cooling water pipe penetrates through the lubricating oil circulation cabinet.
Preferably, the height of the communication point of the oil return pipe and the spindle box is higher than the lower edge of the driving gear.
Preferably, a liquid level control device is arranged at the inlet of the oil outlet pipe and comprises a sliding block, and the sliding block is detachably connected with the inner wall of the oil outlet pipe; the top of slider is fixed with the one end of connecting rod, the other end of connecting rod stretches out the roof of lubricating-oil tank.
Preferably, the connecting rod is sleeved with an isolation cover, the connecting rod penetrates through the isolation cover, the isolation cover is fixedly connected with the bottom wall of the lubricating oil tank, and a plurality of through holes are formed in the side wall of the isolation cover.
Preferably, a spring is fixedly connected between the isolation cover and the sliding block, and the spring is sleeved on the connecting rod.
Preferably, a button is fixed at the top end of the connecting rod, a groove is formed in the top wall of the lubricating oil tank, the button is located in the groove in the top wall of the lubricating oil tank, and the size of the button is smaller than that of the groove in the top wall of the lubricating oil tank.
The utility model discloses a following technological effect: compared with the prior art, the lubricating oil tank is arranged at the top of the main shaft box, the oil outlet pipe of the lubricating oil tank and the driven gear are arranged in a vertically corresponding manner, so that the lubricating oil directly flows out of the lubricating oil tank and then is poured on the driven gear, the lubricating reaction is rapid and direct, and the lubricating effect is better; the centrifugal pump depends on the driving motor as power, when the driving motor is started, the centrifugal pump works simultaneously to pump lubricating oil of the lubricating oil circulation cabinet into the lubricating oil tank, so that the centrifugal pump is convenient and quick, the centrifugal pump does not need to be independently started, and dry rotation of gears is prevented when the centrifugal pump is damaged; when liquid level control device made liquid level rise in the lubricating-oil tank, lubricating oil flowed out automatically, and the liquid level reduces to a certain extent, and lubricating oil stops flowing out, persists a certain amount of lubricating oil in the lubricating-oil tank always, when preventing to start driving motor, the gear was done to change and is produced wearing and tearing, increase of service life, and lubricating oil circulation cabinet intercommunication has the cooling water for lubricating oil can not lose lubricated effect owing to the high rotten and life of extension lubricating oil of temperature.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
FIG. 1 is a front view of the lubricating device of the extruder of the present invention;
FIG. 2 is a schematic structural view of the main spindle box of the lubricating device of the extruder of the present invention;
FIG. 3 is a schematic structural view of a liquid level control device of the extruder lubricating device of the present invention;
wherein, 1 is a bracket, and 2 is a driving motor; 3 is a main spindle box; 4 is a driving gear; 5 is a driven gear; 6 is a driving belt pulley; 7 is a liquid level control device; 8 is a lubricating oil tank; 9 is an oil outlet pipe; 10 is a lubricating oil circulation cabinet; 11 is an oil supply pipe; 12 is an oil return pipe; 13 is a centrifugal pump; 14 is a driven pulley; 15 is a belt; 16 is a cooling water pipe; 17 is a slide block; 18 is a connecting rod; 19 is a shielding case; 20 is a spring; 21 is a button.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
Referring to fig. 1-3, the utility model provides an extruder lubricating device, which comprises a support 1, a driving motor 2 and a spindle box 3, wherein an extrusion shaft is arranged in the spindle box 3 in a penetrating way, the driving motor 2 is fixed on the top surface of the support 1, and an output shaft of the driving motor 2 is connected with a driving gear 4; the driving gear 4 is connected with a driven gear 5 in a meshed mode, the driven gear 5 is sleeved on the extrusion shaft, the driving gear 4 and the driven gear 5 are located in the spindle box 3, and the driving motor 2 serves as a power source of the extruder and drives the extrusion shaft to rotate to complete extrusion work;
a driving belt pulley 6 is sleeved on an output shaft of the driving motor 2, and the driving belt pulley 6 is positioned between the output end of the driving motor 2 and the spindle box 3;
a lubricating oil tank 8 is fixed at the top end of the spindle box 3, an oil outlet pipe 9 is communicated with the bottom surface of the lubricating oil tank 8, the oil outlet pipe 9 penetrates through the top surface of the spindle box 3, the oil outlet pipe 9 and the driven gear 5 are arranged vertically and correspondingly, and lubricating oil in the lubricating oil tank 8 is directly poured on the driven gear 5 through the oil outlet pipe 9 to complete the lubricating work of the driving gear 4 and the driven gear 5;
a lubricating oil circulation cabinet 10 is fixed on the support 1, the lubricating oil circulation cabinet 10 is communicated with an oil supply pipe 11 and an oil return pipe 12, the oil supply pipe 11 is communicated with the lubricating oil tank 8, the oil return pipe 12 is communicated with the spindle box 3, lubricating oil enters the lubricating oil tank 8 from the lubricating oil circulation cabinet 10 through the oil supply pipe 11, enters the spindle box 3, and then returns to the lubricating oil circulation cabinet 10 from the oil return pipe 12;
a centrifugal pump 13 is arranged on the oil supply pipe 11, an inlet and an outlet of the centrifugal pump 13 are both connected with the oil supply pipe 11, an inlet of the centrifugal pump 13 faces the lubricating oil circulation cabinet 10, and the lubricating oil is pumped out of the lubricating oil circulation cabinet 10 by the centrifugal pump 13 and enters the lubricating oil tank 8;
the exit of centrifugal pump 13 sets up on the pump head, be equipped with the impeller in the pump head, be fixed with the center pin on the terminal surface of impeller, the center pin perpendicular to the impeller, the center pin is kept away from the one end of impeller is worn out the tail end terminal surface of centrifugal pump 13, the position that the center pin runs through the pump head is equipped with sealing device, prevents that the lubricating oil in the pump head from leaking, and pump head sealing device is prior art, and this is no longer repeated here, the center pin tail end is fixed with driven pulley 14, drive pulley 6 with the transmission is connected with belt 15 between the driven pulley 14, and driving motor 2 drives drive pulley 6 and rotates, and drive pulley 6 drives 13 work of centrifugal pump through belt 15.
In a further optimized scheme, the centrifugal pump 13 is arranged below the driving motor 2, and the centrifugal pump 13 is fixed on the bracket 1.
In a further optimized scheme, a cooling water pipe 16 is arranged in the lubricating oil circulating cabinet 10 in a penetrating manner and used for cooling lubricating oil in the lubricating oil circulating cabinet 10 and preventing the lubricating oil from being deteriorated and invalid due to overhigh temperature.
According to a further optimized scheme, the height of a communication point of the oil return pipe 12 and the spindle box 3 is higher than the lower edge of the driving gear 4, a part of lubricating oil is reserved in the spindle box 3, and the lower edge of the driving gear 4 is soaked in the lubricating oil to prevent dry rotation during starting.
According to a further optimized scheme, a liquid level control device 7 is arranged at an inlet of the oil outlet pipe 9, the liquid level control device 7 comprises a sliding block 17, and the sliding block 17 is detachably connected with the inner wall of the oil outlet pipe 9; one end of a connecting rod 18 is fixed to the top end of the sliding block 17, the other end of the connecting rod 18 extends out of the top wall of the lubricating oil tank 8, an isolation cover 19 is sleeved on the connecting rod 18, the connecting rod 18 penetrates through the isolation cover 19, the isolation cover 19 is fixedly connected with the bottom wall of the lubricating oil tank 8, a plurality of through holes are formed in the side wall of the isolation cover 19, a spring 20 is fixedly connected between the isolation cover 19 and the sliding block 17, the spring 20 is sleeved on the connecting rod 18, a button 21 is fixed to the top end of the connecting rod 18, a groove is formed in the top wall of the lubricating oil tank 8, the button 21 is located in the groove in the top wall of the lubricating oil tank 8, and the size of the button 21 is smaller than that of the groove in the top wall of the lubricating oil tank 8; the lubricating oil amount in the lubricating oil tank 8 can be automatically adjusted, when the lubricating oil amount is large, the pressure of the lubricating oil on the sliding block 17 is larger than the tension of the spring 20, the sliding block 17 slides downwards, the lubricating oil in the lubricating oil tank 8 flows into the spindle box 3, when the lubricating oil amount in the lubricating oil tank 8 is reduced to a certain degree, the pressure of the lubricating oil on the sliding block 17 is smaller than the tension of the spring 20, the sliding block 17 slides upwards to block the oil outlet pipe 9, and the lubricating oil stops flowing out; the button 21 is pressed to press the connecting rod 18 and further press the sliding block 17, lubricating oil in the lubricating oil tank 8 is discharged actively, the button 21 is released, the sliding block 17 slides upwards under the action of the spring 20 to block the oil outlet pipe 9 again, and oil outlet is stopped.
Before use, checking that the amount of lubricating oil in the lubricating oil circulation cabinet 10 is sufficient, communicating cooling water, reserving lubricating oil in the lubricating oil tank 8, then pressing a button 21, pressing a slide block 17 down through a connecting rod 18, enabling the lubricating oil to flow out along an oil outlet pipe 9 and to be sprayed on a driving gear 4 and a driven gear 5, then loosening the button 21, starting a driving motor 2, driving the driven gear 5 through the driving gear 4 by the driving motor 2, starting an extruder, simultaneously driving a driven belt pulley 14 to rotate through a belt 15 by a driving belt pulley 6, conveying the lubricating oil in the lubricating oil circulation cabinet 10 into the lubricating oil tank 8 by a centrifugal pump 13, increasing the lubricating oil in the lubricating oil tank 8, enabling the pressure on the slide block 17 to exceed the tensile force of a spring 20, sliding the slide block 17 downwards, enabling the lubricating oil to flow out from the oil outlet pipe 9, lubricating the driving gear 4 and the driven gear 5 and then flowing back to the lubricating oil circulation cabinet 10 from an oil return pipe 12, cooling under the action of cooling water, entering the lubricating oil tank 8 again under the action of the centrifugal pump 13, and performing reciprocating circulation; after the driving motor 2 stops, the extruder stops working, the centrifugal pump 13 also stops, the lubricating oil in the lubricating oil tank 8 is not increased, when the pressure of the lubricating oil in the lubricating oil tank 8 is smaller than the pulling force of the spring 20, the sliding block 17 slides upwards, the oil outlet pipe 9 stops oil outlet, and the residual lubricating oil in the lubricating oil tank 8 is used for manual lubrication before the next start.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.
Claims (8)
1. The utility model provides an extruder lubricating arrangement, includes support (1), driving motor (2) and headstock (3), wears to be equipped with extrusion axle in headstock (3), its characterized in that: the driving motor (2) is fixed on the top surface of the bracket (1), and an output shaft of the driving motor (2) is connected with a driving gear (4); the driving gear (4) is connected with a driven gear (5) in a meshed mode, the driven gear (5) is sleeved on the extrusion shaft, and the driving gear (4) and the driven gear (5) are located in the spindle box (3);
a driving belt pulley (6) is sleeved on an output shaft of the driving motor (2), and the driving belt pulley (6) is positioned between the output end of the driving motor (2) and the spindle box (3);
a lubricating oil tank (8) is fixed at the top end of the main shaft box (3), an oil outlet pipe (9) is communicated with the bottom surface of the lubricating oil tank (8), the oil outlet pipe (9) penetrates through the top surface of the main shaft box (3), and the oil outlet pipe (9) and the driven gear (5) are arranged in a vertically corresponding mode;
a lubricating oil circulating cabinet (10) is fixed on the support (1), the lubricating oil circulating cabinet (10) is communicated with an oil supply pipe (11) and an oil return pipe (12), the oil supply pipe (11) is communicated with the lubricating oil tank (8), and the oil return pipe (12) is communicated with the spindle box (3);
a centrifugal pump (13) is arranged on the oil supply pipe (11), an inlet and an outlet of the centrifugal pump (13) are connected with the oil supply pipe (11), and an inlet of the centrifugal pump (13) faces the lubricating oil circulation cabinet (10);
be equipped with the impeller in centrifugal pump (13), be fixed with the center pin on the terminal surface of impeller, the center pin perpendicular to the impeller, the center pin is kept away from the one end of impeller is worn out the terminal surface of centrifugal pump (13), the center pin is kept away from the one end of impeller is fixed with driven pulley (14), drive pulley (6) with driving connection has belt (15) between driven pulley (14).
2. The extruder lubricating apparatus according to claim 1, characterized in that: the centrifugal pump (13) is arranged below the driving motor (2), and the centrifugal pump (13) is fixed on the bracket (1).
3. The extruder lubricating apparatus according to claim 1, characterized in that: and a cooling water pipe (16) penetrates through the lubricating oil circulating cabinet (10).
4. The extruder lubricating apparatus according to claim 1, characterized in that: the height of the communicating point of the oil return pipe (12) and the spindle box (3) is higher than the lower edge of the driving gear (4).
5. The extruder lubricating apparatus according to claim 1, characterized in that: a liquid level control device (7) is arranged at an inlet of the oil outlet pipe (9), the liquid level control device (7) comprises a sliding block (17), and the sliding block (17) is detachably connected with the inner wall of the oil outlet pipe (9); one end of a connecting rod (18) is fixed at the top end of the sliding block (17), and the other end of the connecting rod (18) extends out of the top wall of the lubricating oil tank (8).
6. The extruder lubricating apparatus according to claim 5, wherein: the connecting rod (18) is sleeved with an isolation cover (19), the connecting rod (18) penetrates through the isolation cover (19), the isolation cover (19) is fixedly connected with the bottom wall of the lubricating oil tank (8), and a plurality of through holes are formed in the side wall of the isolation cover (19).
7. The extruder lubricating apparatus according to claim 6, wherein: a spring (20) is fixedly connected between the isolation cover (19) and the sliding block (17), and the connecting rod (18) is sleeved with the spring (20).
8. The extruder lubricating apparatus according to claim 7, wherein: the top end of the connecting rod (18) is fixed with a button (21), the top wall of the lubricating oil tank (8) is provided with a groove, the button (21) is located in the groove in the top wall of the lubricating oil tank (8), and the size of the button (21) is smaller than that of the groove in the top wall of the lubricating oil tank (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023143972.6U CN214395366U (en) | 2020-12-24 | 2020-12-24 | Extruder lubricating arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023143972.6U CN214395366U (en) | 2020-12-24 | 2020-12-24 | Extruder lubricating arrangement |
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| Publication Number | Publication Date |
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| CN214395366U true CN214395366U (en) | 2021-10-15 |
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| CN202023143972.6U Active CN214395366U (en) | 2020-12-24 | 2020-12-24 | Extruder lubricating arrangement |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115871190A (en) * | 2022-12-14 | 2023-03-31 | 济南嗒凛洺鄢生物科技有限公司 | Tubulation mould of PVC inside lining cable pipe |
-
2020
- 2020-12-24 CN CN202023143972.6U patent/CN214395366U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115871190A (en) * | 2022-12-14 | 2023-03-31 | 济南嗒凛洺鄢生物科技有限公司 | Tubulation mould of PVC inside lining cable pipe |
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