Lubricating oil filtering device for bearing seat of steel wire rope twisting machine

Abstract

The utility model relates to a lubricating oil filtering device of a steel wire rope twisting machine bearing seat. The lubricating oil filtering device comprises a filtering assembly, an oil suction pump and an oil tank. The filtering assembly comprises a fixed cavity, a rotating motor, a rotating shaft and a separating cylinder; the fixing cavity is composed of a fixing plate, an oil storage cavity and an oil outlet end, a shaft hole and an oil inlet hole are formed in the fixing plate, the oil storage cavity is located below the fixing plate, and the oil outlet end is located at the bottom of the oil storage cavity. The rotating shaft penetrates through the oil outlet end and the shaft hole to be connected with an output shaft of the rotating motor, a bearing is installed at the upper end of the rotating shaft and fixed in a bearing seat, and the bearing seat is connected with the fixing plate; the fixing plate is fixedly connected with the oil tank. The oil storage cavity and the oil outlet end are located in the oil tank. The rotating motor drives the separating cylinder to rotate by driving the rotating shaft. The filtering device can filter lubricating oil of the bearing seat, and the problems that bearing abrasion is aggravated and the service life is short are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of lubricating oil filtration, in particular to a lubricating oil filtration device for a bearing seat of a steel wire stranding machine. Background Art

[0002] With the development of the times, the use of wire ropes is becoming more and more extensive. It has a wide range of applications in many fields such as elevators, automobiles, medical treatment, fishing, tower cranes, and drilling. The production of wire ropes requires multiple steps, including wire drawing of raw materials, heat treatment, surface treatment, and stranding of finished products.

[0003] During the wire stranding process of the wire rope, a large amount of heat is generated by the rotation of the tube body in the steel wire stranding machine, and the bearing seat needs to be oil-cooled and lubricated. During the operation process, the wear metal particles generated inside the bearing and the non-ferrous metal dust and dust remaining in the air adhere to the transmission, which will aggravate the wear of the bearing running parts, shorten the service life of the bearing equipment, increase the cost investment, and cause economic losses. Summary of the Invention

[0004] The utility model provides a lubricating oil filtration device for a bearing seat of a steel wire stranding machine, which can filter the lubricating oil of the bearing seat and solve the problems of aggravated bearing wear and short service life.

[0005] In order to achieve the above object, the utility model is realized by adopting the following technical solutions:

[0006] A lubricating oil filtration device for a bearing seat of a steel wire stranding machine includes a filtration component, an oil suction pump, and an oil tank; the filtration component includes a fixed cavity, a rotating motor, a rotating shaft, and a separation cylinder;

[0007] The fixed cavity is composed of a fixing plate, an oil storage cavity, and an oil outlet end. The fixing plate is provided with a shaft hole and an oil inlet hole. The oil storage cavity is located below the fixing plate, and the oil outlet end is located at the bottom of the oil storage cavity; the rotating shaft passes through the oil outlet end and the shaft hole and is connected to the output shaft of the rotating motor. A bearing is installed at the upper end of the rotating shaft, and the bearing is fixed in the bearing seat. The bearing seat is connected to the fixing plate; the fixing plate is fixedly connected to the oil tank, and both the oil storage cavity and the oil outlet end are located inside the oil tank;

[0008] A plurality of oil draining slots are uniformly arranged on the cylinder wall of the separation cylinder. The separation cylinder is sleeved on the rotating shaft, and the oil outlet end of the fixed cavity can be inserted into the upper end of the separation cylinder. A filter screen is arranged inside the separation cylinder, and a thread is provided at the bottom end of the rotating shaft, which is in threaded connection with a nut;

[0009] The oil suction pump is arranged on the oil tank. The oil inlet of the oil suction pump is close to the bottom of the oil tank. The oil outlet of the oil suction pump is connected to the oil inlet end of the bearing seat of the steel wire stranding machine through an oil inlet pipe. The oil outlet end of the bearing seat of the steel wire stranding machine is connected to the oil inlet hole of the fixing plate through a return pipe, and the rotating motor drives the separation cylinder to rotate by driving the rotating shaft.

[0010] The fixed cavity is an integrally formed casting.

[0011] The height of the lubricating oil level in the fuel tank is below the separation cylinder.

[0012] The separation cylinder is connected to the rotating shaft through a keyway.

[0013] The rotating speed of the rotating motor is 3000 r / min.

[0014] The mesh number of the filter screen is 300 meshes, and the material is SUS304.

[0015] A lubricating oil filtering device for a bearing seat of a steel wire twisting machine further includes a split pin; an opening for the split pin is provided on the nut, and an opening for the split pin is provided on the rotating shaft. The split pin restricts the rotation of the nut relative to the rotating shaft through the opening for the split pin and the opening for the split pin.

[0016] The bearing seat is connected to the fixing plate by bolts.

[0017] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0018] 1) In the present utility model, the rotating motor drives the separation cylinder to rotate through the rotating shaft. Under the action of centrifugal force, the lubricating oil containing impurities is filtered. The separated impurities adhere to the filter screen or fall to the bottom of the separation cylinder. The filtered lubricating oil falls into the fuel tank through the oil draining notch.

[0019] 2) In the present utility model, the fixed cavity is an integrally formed casting, with a simple structure and convenient maintenance.

[0020] 3) In the present utility model, the split pin restricts the rotation of the nut relative to the rotating shaft through the opening for the split pin and the opening for the split pin, preventing the nut from loosening and falling off. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The drawings constituting a part of the present utility model are used to provide a further understanding of the present utility model. The schematic embodiments of the present utility model and their descriptions are used to explain the present utility model and do not constitute an improper limitation to the present utility model. In the drawings:

[0022] Figure 1 is a schematic structural diagram of a lubricating oil filtering device for a bearing seat of a steel wire twisting machine according to the present utility model.

[0023] Figure 2 is a schematic structural diagram of the fixed cavity of the present utility model.

[0024] Figure 3 is a sectional view of the fixed cavity of the present utility model.

[0025] Figure 4 is a schematic structural diagram of the separation cylinder of the present utility model.

[0026] Figure 5 is Figure 4 the front view of

[0027] Figure 6 is Figure 5 the top view of

[0028] Figure 7 a partial schematic view of the present utility model.

[0029] Explanation of reference numerals in the drawings:

[0030] In the figure: 1. Bearing seat of wire rope twisting machine; 2. Oil suction pump; 3. Oil tank; 4. Fixed cavity; 5. Rotating motor; 6. Rotating shaft; 7. Separation cylinder; 8. Bearing; 9. Bearing seat; 10. Filter screen; 11. Nut; 12. Oil inlet pipe; 13. Oil return pipe; 41. Fixed plate; 42. Oil storage cavity; 43. Oil outlet end; 71. Oil draining notch; 111. Split pin groove; 112. Split pin hole; 113. Split pin; 411. Shaft hole; 412. Oil inlet hole Specific embodiments

[0031] It should be noted that, without conflict, the embodiments in the present utility model and the features in the embodiments can be combined with each other.

[0032] The following further describes the specific embodiments of the present utility model with reference to the drawings:

[0033] As Figures 1 to 7 shown, the present utility model provides a lubricating oil filtering device for a bearing seat of a wire rope twisting machine, which includes a filtering component, an oil suction pump 2 and an oil tank 3. The filtering component includes a fixed cavity 4, a rotating motor 5, a rotating shaft 6 and a separation cylinder 7.

[0034] The fixed cavity 4 is an integrally formed casting composed of a fixed plate 41, an oil storage cavity 42 and an oil outlet end 43. The fixed plate 41 is provided with a shaft hole 411 and an oil inlet hole 412. The oil storage cavity 42 is located below the fixed plate 41, and the oil outlet end 43 is located at the bottom of the oil storage cavity 42. The rotating shaft 6 passes through the oil outlet end 43 and the shaft hole 411 and is connected to the output shaft of the rotating motor 5. A bearing 8 is installed at the upper end of the rotating shaft 6. The bearing 8 is fixed in the bearing seat 9. The bearing seat 9 is connected to the fixed plate 41 by bolts. The fixed plate 41 is fixedly connected to the oil tank 3. The oil storage cavity 42 and the oil outlet end 43 are both located inside the oil tank.

[0035] A plurality of oil draining notches 71 are evenly arranged on the cylinder wall of the separating cylinder 7. The separating cylinder 7 is sleeved on the rotating shaft 6, and the separating cylinder 7 is connected to the rotating shaft 6 through a keyway. The oil outlet end 43 of the fixed cavity can be inserted into the upper end of the separating cylinder 7. A filter screen 10 is arranged inside the separating cylinder 7. The bottom end of the rotating shaft 6 is provided with threads and is threadedly connected with a nut 11 in cooperation. The nut 11 is provided with an open pin slot 111, and the rotating shaft 6 is provided with an open pin hole 112. An open pin 113 restricts the rotation of the nut 11 relative to the rotating shaft 6 through the open pin slot 111 and the open pin hole 112.

[0036] The oil suction pump 2 is arranged on the fuel tank 3. The oil inlet of the oil suction pump 2 is close to the bottom of the fuel tank 3. The oil outlet of the oil suction pump 2 is connected to the oil inlet end of the wire rope twisting machine bearing seat 1 through an oil inlet pipe 12. The oil outlet end of the wire rope twisting machine bearing seat 1 is connected to the oil inlet hole 413 of the fixing plate through an oil return pipe 13. The rotating motor 5 drives the separating cylinder 7 to rotate by driving the rotating shaft 6.

[0037] The height of the lubricating oil level in the fuel tank 3 is below the separating cylinder 7. The rotation speed of the rotating motor 5 is 3000 r / min. The mesh number of the filter screen is 300, and the material is SUS304.

[0038] The working process of the present utility model is as follows:

[0039] The lubricating oil in the fuel tank 3 enters the wire rope twisting machine bearing seat 1 through the oil suction pump 2 and the oil inlet pipe 12 for lubrication. After lubrication, the lubricating oil containing impurities sequentially passes through the oil return pipe 13, the oil inlet hole 412, the oil storage cavity 42 and the oil outlet end 43, and finally enters the separating cylinder 7.

[0040] The rotating motor 5 drives the separating cylinder 7 to rotate. Under the action of centrifugal force, the lubricating oil containing impurities is filtered. The separated impurities adhere to the filter screen 10 or fall to the bottom of the separating cylinder 7. The filtered lubricating oil falls into the fuel tank 3 through the oil draining notches 71 and can be recycled.

[0041] The preferred embodiments of the present utility model have been described in detail above with reference to the accompanying drawings. However, the present utility model is not limited to the specific details in the above embodiments. Within the scope of the technical concept of the present utility model, various simple modifications can be made to the technical solutions of the present utility model, and these simple modifications all belong to the protection scope of the present utility model. In addition, it should be noted that, among the various specific technical features described in the above specific embodiments, they can be combined in any suitable manner without conflict. To avoid unnecessary repetition, the present utility model will not separately describe various possible combination methods. In addition, any combination can be made among various different embodiments of the present utility model as long as it does not violate the idea of the present utility model, and it should also be regarded as the content disclosed by the present utility model.

Claims

1. A lubricating oil filter device for a bearing seat of a steel wire rope twisting machine, characterized in that: It includes a filter assembly, an oil suction pump and an oil tank; the filter assembly includes a fixed cavity, a rotating motor, a rotating shaft and a separation cylinder; The fixed cavity is composed of a fixed plate, an oil storage cavity and an oil outlet. The fixed plate is provided with an axial hole and an oil inlet hole. The oil storage cavity is located below the fixed plate, and the oil outlet is located at the bottom of the oil storage cavity. The rotating shaft passes through the oil outlet and the axial hole and is connected to the output shaft of the rotating motor. A bearing is installed at the upper end of the rotating shaft. The bearing is fixed in a bearing seat, and the bearing seat is connected to the fixed plate. The fixed plate is fixedly connected to the oil tank, and the oil storage cavity and the oil outlet are both located inside the oil tank. The separation cylinder has multiple groups of oil draining notches evenly distributed on its wall. The separation cylinder is sleeved on the rotating shaft. The oil outlet end of the fixed cavity can be inserted into the upper end of the separation cylinder. A filter screen is arranged in the separation cylinder. The bottom end of the rotating shaft is provided with a thread, which is threadedly connected with a nut. The oil suction pump is arranged on the oil tank, the oil inlet of the oil suction pump is close to the bottom of the oil tank, the oil outlet of the oil suction pump is connected with the oil inlet end of the wire rope twisting machine bearing seat through the oil inlet pipe, the oil outlet end of the wire rope twisting machine bearing seat is connected with the oil inlet hole of the fixed plate through the oil return pipe, and the rotating motor drives the separation cylinder to rotate by driving the rotating shaft.

2. The lubricating oil filter device for the bearing seat of a wire rope twisting machine according to claim 1 is characterized in that: The fixing cavity is an integral casting.

3. The lubricating oil filtering device for the bearing seat of a steel wire rope twisting machine according to claim 1 is characterized in that: The lubricating oil level in the oil tank is located below the separation cylinder.

4. The lubricating oil filtering device for the bearing seat of a steel wire rope twisting machine according to claim 1, characterized in that: The separation cylinder is connected to the rotating shaft via a keyway.

5. The lubricating oil filtering device for the bearing seat of a steel wire rope twisting machine according to claim 1, characterized in that: The rotating speed of the rotating motor is 3000r / min.

6. The lubricating oil filtering device for the bearing seat of a steel wire rope twisting machine according to claim 1, characterized in that: The filter mesh number is 300 meshes and the material is SUS304.

7. The lubricating oil filter device for the bearing seat of a wire rope twisting machine according to claim 1, characterized in that: It also includes a cotter pin; the nut is provided with a cotter pin groove, the rotating shaft is provided with a cotter pin hole, and the cotter pin limits the rotation of the nut relative to the rotating shaft through the cotter pin groove and the cotter pin hole.

8. The lubricating oil filter device for the bearing seat of a steel wire rope twisting machine according to claim 1, characterized in that: The bearing seat is connected to the fixing plate by bolts.

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