CN214221487U

CN214221487U - Gear pump with oil changing device for machine tool machinery

Info

Publication number: CN214221487U
Application number: CN202120004094.5U
Authority: CN
Inventors: 汪勇
Original assignee: Nantong Youshun Hydraulic Machinery Co ltd
Current assignee: Nantong Youshun Hydraulic Machinery Co ltd
Priority date: 2021-01-04
Filing date: 2021-01-04
Publication date: 2021-09-17
Anticipated expiration: 2031-01-04

Abstract

The utility model discloses a gear pump for lathe machinery with device of changing oil relates to the gear pump field, and to current partial gear pump difficulty of changing oil, and the too big problem of noise when moving, the following scheme of present proposition, it includes the bottom plate, the bottom plate upper surface is provided with the fixed station, driving motor is installed to the fixed station top, surface mounting has the gear pump on the bottom plate, inside driving gear and the driven gear of being provided with of gear pump, driving gear and driven gear intermeshing, be provided with the drive shaft between driving motor and the driving gear, the inside inner wall that is provided with of gear pump, gear pump one side is provided with the inlet, one side that is provided with the inlet is kept away from to the gear pump is provided with the liquid outlet. The utility model discloses novel structure, and can make the more thorough that the inside residual oil of gear pump emptys, it is more convenient to make the oil change, can noise reduction and the emergence of the oily phenomenon of predicament simultaneously, improve device's life.

Description

Gear pump with oil changing device for machine tool machinery

Technical Field

The utility model relates to a gear pump field especially relates to a gear pump for lathe machinery with device of changing oil.

Background

The gear pump transports liquid as a rotary pump through the meshing of gear, and the material that comes from the extruder gets into between two gears at the sunction inlet to be full of this space, along with the rotation of tooth along the casing motion, discharge when two tooth meshing at last, the gear pump is when transporting viscidity liquid, also can not receive too big influence, so the gear pump is used comparatively extensively.

The gear pump is used usually need change oil, and ordinary gear pump does not possess the device of changing oil, and it all can consume a large amount of time to change oil at every turn, and has the accumulational problem of oil, and the gear pump has great noise when the operation simultaneously, for solving these problems, we have provided a gear pump for machine tool machinery that has the device of changing oil.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of gear pump for machine tool machinery with oil change device has solved current partial gear pump difficulty of changing oil, and the too big problem of noise when the operation.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a gear pump with an oil changing device for machine tools comprises a bottom plate, wherein a fixed table is arranged on the upper surface of the bottom plate, a driving motor is arranged above the fixed table, a gear pump is arranged on the upper surface of the bottom plate, a driving gear and a driven gear are arranged in the gear pump and are meshed with each other, a driving shaft is arranged between the driving motor and the driving gear, an inner wall is arranged in the gear pump, one side of the gear pump is provided with a liquid inlet, one side of the gear pump, away from the liquid inlet, is provided with a liquid outlet, a fixed plate is arranged on the surface in the inner wall, an unloading groove is formed in the surface of the fixed plate, a noise reduction layer is arranged between the inner wall and the gear pump, an oil changing pipe is arranged at the bottom of the gear pump, a push plate is arranged in the oil changing pipe, and a telescopic rod is arranged between the push plate and the filter screen.

Preferably, the drive shaft is kept away from the one end that is provided with driving motor and is rotated and install the pivot, the both sides at the driving gear are installed to the pivot, and the pivot also all has the installation in driven gear's both sides.

Preferably, a plurality of fixing screws are installed inside the bottom plate, and the fixing screws are installed at two ends of the bottom plate.

Preferably, the inner wall of the fixed plate is provided with two fixed plates which are symmetrically distributed along the vertical center of the gear pump, and each surface of the fixed plate is provided with an unloading groove.

Preferably, the position of drive shaft, inlet and liquid outlet and gear pump surface contact all installs sealed the pad, sealed pad adopts the rubber material.

Preferably, the push plate and the inner wall are positioned on the same horizontal line, and at least one telescopic rod is arranged between the filter screen and the push plate.

The utility model has the advantages that:

1. the telescopic link through setting up can make the push pedal leave the inner wall of gear pump to make the under-deck residual oil empty, driving motor continues to drive the driving gear simultaneously and rotates, thereby makes the driving gear drive driven gear rotate, makes more thoroughly that the inside residual oil of gear pump emptys.

2. Noise reduction when the gear pump operates can be carried out through the layer of making an uproar of falling that sets up, and the off-load groove that sets up through the fixed plate surface simultaneously can effectively reduce the gear pump and take place the emergence of the oily phenomenon of trapping, improves the life of device.

To sum up, the device not only can make the inside residual oil of gear pump empty more thoroughly, makes the oil change more convenient, can the noise reduction simultaneously and the emergence of the oily phenomenon of trapping, improves the life of device, has solved current partial gear pump and has traded the oil difficulty, and the too big problem of noise when the operation.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a cross-sectional view taken along line a-a of fig. 1 according to the present invention.

Fig. 3 is an enlarged view of the point B in fig. 2 according to the present invention.

Reference numbers in the figures: 1. a base plate; 2. a fixed table; 3. a drive motor; 4. a gasket; 5. a drive shaft; 6. A rotating shaft; 7. a gear pump; 8. a driving gear; 9. a driven gear; 10. fixing screws; 11. a liquid inlet; 12. a liquid outlet; 13. a fixing plate; 14. an unloading slot; 15. an inner wall; 16. a noise reduction layer; 17. pushing the plate; 18. filtering with a screen; 19. a telescopic rod; 20. and (5) replacing the oil pipe.

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.

Referring to fig. 1-3, the utility model provides the following technical scheme:

a gear pump with an oil changing device for machine tools comprises a bottom plate 1, wherein a fixed table 2 is arranged on the upper surface of the bottom plate 1, a driving motor 3 is arranged above the fixed table 2, a gear pump 7 is arranged on the upper surface of the bottom plate 1, a driving gear 8 and a driven gear 9 are arranged inside the gear pump 7, the driving gear 8 and the driven gear 9 are mutually meshed, a driving shaft 5 is arranged between the driving motor 3 and the driving gear 8, an inner wall 15 is arranged inside the gear pump 7, a liquid inlet 11 is arranged at one side of the gear pump 7, a liquid outlet 12 is arranged at the side of the gear pump 7 far away from the liquid inlet 11, a fixed plate 13 is arranged on the inner surface of the inner wall 15, an unloading groove 14 is arranged on the surface of the fixed plate 13, a noise reduction layer 16 is arranged between the inner wall 15 and the gear pump 7, an oil changing pipe 20 is arranged at the bottom of the gear pump 7, the inside push pedal 17 that is provided with of oil pipe 20 trades, trade the inside filter screen 18 that is provided with of oil pipe 20, be provided with telescopic link 19 between push pedal 17 and the filter screen 18.

In this embodiment, the drive shaft 5 is kept away from the one end that is provided with driving motor 3 and is rotated and install pivot 6, pivot 6 is installed in the both sides of driving gear 8, and pivot 6 also all has the installation in driven gear 9's both sides.

Further, a plurality of fixing screws 10 are installed inside the bottom plate 1, the fixing screws 10 are installed at two ends of the bottom plate 1, two fixing plates 13 are installed on the inner surface of the inner wall 15, the two fixing plates 13 are symmetrically distributed along the vertical center of the gear pump 7, and each unloading groove 14 is formed in the surface of each fixing plate 13.

Besides, the positions of the surface contact of the driving shaft 5, the liquid inlet 11 and the liquid outlet 12 with the gear pump 7 are all provided with a sealing gasket 4, the sealing gasket 4 is made of rubber, the push plate 17 and the inner wall 15 are positioned on the same horizontal line, and at least one telescopic rod 19 is arranged between the filter screen 18 and the push plate 17.

The utility model discloses when using, install bottom plate 1 in suitable position through set screw 10 earlier, thereby accomplish fixedly to whole device, after fixed, drive shaft 5 rotates through the driving motor 3 on fixed station 2 surface, drive shaft 5 drives pivot 6 and rotates, thereby drive the inside driving gear 8 of gear pump 7 and rotate, driving gear 8 drives driven gear 9 and rotates, thereby make liquid flow in from inlet 11, and flow out through liquid outlet 12 through the meshing of driving gear 8 and driven gear 9, seal gear pump 7 through sealed pad 4, unload to the inside of inner wall 15 through the off-load groove 14 that fixed plate 13 surface set up, prevent the emergence of trapped oil phenomenon, and fall noise through noise reduction layer 16;

after the use, the telescopic rod 19 in the oil changing pipe 20 drives the push plate 17 to move downwards, so that the residual liquid in the inner wall 15 is discharged through the filter screen 18 and the oil changing pipe 20, the driving motor 3 continuously rotates, the driving gear 8 continuously drives the driven gear 9 to rotate, and the residual oil is discharged more completely;

and after the oil change operation is finished, the main power supply is closed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a gear pump for machine tool machinery with oil change device, includes bottom plate (1), its characterized in that, bottom plate (1) upper surface is provided with fixed station (2), driving motor (3) is installed to fixed station (2) top, surface mounting has gear pump (7) on bottom plate (1), inside driving gear (8) and the driven gear (9) of being provided with of gear pump (7), driving gear (8) and driven gear (9) intermeshing, be provided with drive shaft (5) between driving motor (3) and driving gear (8), the inside inner wall (15) that is provided with of gear pump (7), gear pump (7) one side is provided with inlet (11), one side that keeps away from in gear pump (7) and is provided with inlet (11) is provided with liquid outlet (12), inner wall (15) inside surface mounting has fixed plate (13), unloading groove (14) have been seted up on fixed plate (13) surface, it makes an uproar layer (16) to fall to be provided with between inner wall (15) and gear pump (7), gear pump (7) bottom has been seted up and has been traded oil pipe (20), trade inside push pedal (17) that is provided with of oil pipe (20), trade inside filter screen (18) that is provided with of oil pipe (20), be provided with telescopic link (19) between push pedal (17) and filter screen (18).

2. Gear pump with oil change device for machine tool according to claim 1, characterized in that the end of the driving shaft (5) away from the driving motor (3) is rotatably mounted with a rotating shaft (6), the rotating shaft (6) is mounted on both sides of the driving gear (8), and the rotating shaft (6) is mounted on both sides of the driven gear (9).

3. Gear pump for machine tool with oil change device according to claim 1, characterized in that a plurality of fixing screws (10) are installed inside the base plate (1), and the fixing screws (10) are installed at both ends of the base plate (1).

4. The gear pump with the oil change device for the machine tool is characterized in that two fixing plates (13) are arranged on the inner surface of an inner wall (15), the two fixing plates (13) are symmetrically distributed along the vertical center of the gear pump (7), and each surface of each fixing plate (13) is provided with an unloading groove (14).

5. The gear pump with the oil change device for the machine tool machinery as claimed in claim 1, wherein sealing gaskets (4) are mounted at the positions where the driving shaft (5), the liquid inlet (11) and the liquid outlet (12) are in surface contact with the gear pump (7), and the sealing gaskets (4) are made of rubber.

6. Gear pump for machine tools with oil change device according to claim 1, characterized in that the push plate (17) is at the same level with the inner wall (15), and at least one telescopic rod (19) is arranged between the sieve (18) and the push plate (17).