CN216264927U

CN216264927U - Centralized oil supply hydraulic device for machine tool

Info

Publication number: CN216264927U
Application number: CN202122432367.9U
Authority: CN
Inventors: 庄杰
Original assignee: Shaoshan Lianxin Electric Appliance Co ltd
Current assignee: Shaoshan Lianxin Electric Appliance Co ltd
Priority date: 2021-10-10
Filing date: 2021-10-10
Publication date: 2022-04-12
Anticipated expiration: 2031-10-10

Abstract

The utility model relates to a hydraulic device for centralized oil supply of a machine tool, which comprises an oil tank and an oil storage tank, wherein the oil storage tank is arranged on the left side of the oil tank, a first oil inlet pipe penetrates through the left side of the upper end surface of the oil storage tank, a first oil pump is arranged on the right side of the upper end surface of the oil storage tank, the liquid inlet end extends downwards to penetrate through the oil storage tank, an oil guide pipe is connected to the output end of the first oil pump, a second oil inlet pipe penetrates through the left side of the upper end surface of the oil tank, a first connecting ring is arranged on the right end surface of the oil guide pipe, a second connecting ring extends leftwards to be provided with a second connecting hole, a first connecting hole is formed in the first connecting ring, a second connecting hole is formed in the second connecting ring corresponding to the first connecting hole, a plurality of first connecting holes and a plurality of second connecting holes are formed in the first connecting hole and the second connecting hole are connected through bolts, a second oil pump is arranged on the right side of the upper end surface of the oil tank, and the input end extends downwards to penetrate through the oil tank; the design of the oil storage tank can facilitate oil filling; the first connecting ring and the second connecting ring are designed to realize sealed connection; the design of the oil discharge pipe realizes automatic oil discharge.

Description

Centralized oil supply hydraulic device for machine tool

Technical Field

The utility model relates to the technical field of oil supply, in particular to a centralized oil supply hydraulic device for a machine tool.

Background

Along with the rapid development of the mechanical industry, the application field of the machine tool is wider and wider, the machine tool needs to supply machine oil or lubricating oil and the like at regular intervals while processing a workpiece, the oil supply of the traditional machine tool needs manual oil supply at regular time, the efficiency is low, and a lot of inconvenience is brought to the production for oil supply at a hidden position and even for dismantling some parts on the machine tool; need operate under the shutdown state when artifical manual oiling simultaneously, delay the time limit for a project, consume manpower and materials, consequently, need one set of complete fuel feeding circuit to carry out fuel feeding operation to the lathe, current patent for example with patent number 202020876326.1, including the digit control machine tool, the mainboard, backup pad and bottom plate etc., although the device can absorb impurity in the oil when using, avoid the interior mistake of lathe to go into the foreign matter, therefore the clothes hanger is strong in practicability, but the device need regularly the oiling, oiling operation is comparatively slow, lack suitable oiling pipeline, oiling pipe connection is comparatively troublesome, after oiling operation is accomplished, can remain a large amount of grease in the oiling pipe, influence subsequent lubricated effect.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a centralized oil supply hydraulic device for a machine tool.

In order to achieve the purpose, the utility model provides the following technical scheme: a machine tool centralized oil supply hydraulic device comprises an oil tank and an oil storage tank, wherein the oil storage tank is arranged on the left side of the oil tank, a first oil inlet pipe is arranged on the left side of the upper end face of the oil storage tank in a penetrating manner, a first oil pump is arranged on the right side of the upper end face of the oil storage tank, the liquid inlet end of the first oil pump extends downwards to penetrate to the bottom end inside the oil storage tank, an oil guide pipe is connected and arranged at the output end of the first oil pump, a second oil inlet pipe is arranged on the left side of the upper end face of the oil tank in a penetrating manner, a first connecting ring is arranged on the right end face of the oil guide pipe, a second connecting ring is arranged on the second oil inlet pipe in a leftward extending manner, a first connecting hole is formed in the first connecting ring, a second connecting hole is formed in the second connecting ring corresponding to the first connecting hole, a plurality of first connecting holes and a plurality of second connecting holes are arranged, the first connecting holes and the second connecting holes are connected through bolts, a second oil pump is arranged on the right side of the upper end face of the oil tank, first oil pump and second oil pump all connect external power source, second oil pump input downwardly extending runs through to the inside bottom of oil tank.

In further preferred, the second oil pump output end is connected and is equipped with the fuel feeding pipe, fuel feeding pipe right-hand member is connected and is equipped with branch oil pipe, divide oil pipe lower extreme connection to be equipped with out oil pipe, it is provided with a plurality ofly to go out oil pipe, conveniently carries out the fuel feeding operation to external lathe.

In further preferred, the last connection of oil supply pipe is equipped with the oil extraction pipe, the inside bottom of oil extraction pipe is equipped with the closing plate, the oil extraction hole has been seted up on the closing plate, the closing plate top is equipped with the sealing ring, the connection of sealing ring bottom is equipped with the spring, the connection of spring bottom is equipped with the baffle, conveniently discharges the interior residual oil content of oil supply pipe.

In further preferred, the baffle lower extreme is equipped with sealed the pad, the baffle is equipped with the ball all around the embedding, the ball circumference evenly is provided with a plurality ofly, guarantees the sealed effect of oil extraction pipe.

Preferably, the first connecting ring and the second connecting ring are provided with annular grooves on opposite sides, and sealing rings are arranged in the two annular grooves to seal the first connecting ring and the second connecting ring.

Preferably, a limiting block is arranged on one side, close to the second connecting ring, of the first connecting ring, a limiting groove is formed in the second connecting ring, corresponding to the limiting block, and a plurality of limiting blocks and a plurality of limiting grooves are arranged and installed in a limiting mode.

In further preferred, the terminal surface all is equipped with the observation window before oil storage tank and the oil tank, first advance oil pipe upper end and be equipped with the apron, the apron upper end is equipped with the handle, conveniently observes inside surplus oil mass, realizes the closing cap to first advance oil pipe.

Compared with the prior art, the utility model has the following beneficial effects:

according to the design of the oil storage tank, after oiling in the oil storage tank is finished, a power supply of a first oil pump is started, the first oil pump sucks out oil in the oil storage tank, the oil is transmitted to a second oil inlet pipe rightwards through an oil guide pipe and enters an oil tank through the second oil inlet pipe, the oil quantity in the oil tank is observed through an observation window of the oil tank, and when the oil storage quantity of the oil tank reaches a certain value, the first oil pump is closed, so that oiling operation on the oil tank is facilitated; the design of the first connecting ring and the second connecting ring is that an oil guide pipe with the first connecting ring is matched and connected with a second oil inlet pipe with the second connecting ring, the limiting block is matched and installed with the limiting groove, the sealing ring is correspondingly installed in a space formed by the two annular grooves, the connection part of the first connecting ring and the second connecting ring is sealed, the bolt penetrates through the first connecting hole and the second connecting hole to be screwed and fixed, and the integral connection and fixation and the sealing connection of the device are realized; the design of arranging the oil pipe, when lasting the fuel feeding, fuel feeding flow is great, and the baffle receives hydraulic pressure great, and extension spring, baffle drive sealed pad extrusion closing plate realize arranging the sealed of oil pipe, and after closing the second oil pump, hydraulic pressure constantly reduces, and the hydraulic pressure that the baffle received reduces, and the spring drives the baffle and contracts, and remaining oil content discharges downwards through the gap between baffle and the oil pipe of arranging, discharges through the oil drain hole, automatic oil extraction.

Drawings

FIG. 1 is a schematic overall structure diagram of a preferred centralized oil supply hydraulic device for a machine tool according to the present invention;

FIG. 2 is an exploded schematic view of a preferred matching structure of an oil guide pipe and a second oil inlet pipe of the hydraulic device for centralized oil supply of a machine tool according to the present invention;

FIG. 3 is a schematic cross-sectional view of the internal structure of a preferred oil drain pipe of the hydraulic device for centralized oil supply of a machine tool according to the present invention;

FIG. 4 is an enlarged view of a portion of A in FIG. 2;

fig. 5 is an enlarged view of a portion of B in fig. 2.

In the figure: 1. an oil tank; 2. an oil storage tank; 3. a first oil inlet pipe; 4. a first oil pump; 5. an oil guide pipe; 6. a second oil inlet pipe; 7. a first connecting ring; 8. a second connection ring; 9. a first connection hole; 10. a second connection hole; 11. a second oil pump; 12. an oil supply pipe; 13. an oil distributing pipe; 14. an oil outlet pipe; 15. an oil discharge pipe; 16. a sealing plate; 17. an oil drain hole; 18. a seal ring; 19. a spring; 20. a baffle plate; 21. a gasket; 22. a ball bearing; 23. an annular groove; 24. a seal ring; 25. a limiting block; 26. a limiting groove; 27. an observation window; 28. a cover plate; 29. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1, 2, 4 and 5, a hydraulic device for centralized oil supply of a machine tool comprises an oil tank 1 and an oil storage tank 2, wherein the oil storage tank 2 is installed on the left side of the oil tank 1, a first oil inlet pipe 3 is arranged on the left side of the upper end surface of the oil storage tank 2 in a penetrating manner, a first oil pump 4 is arranged on the right side of the upper end surface of the oil storage tank 2, the liquid inlet end of the first oil pump 4 extends downwards to penetrate the bottom end inside the oil storage tank 2, an oil guide pipe 5 is connected to the output end of the first oil pump 4, a second oil inlet pipe 6 is arranged on the left side of the upper end surface of the oil tank 1 in a penetrating manner, a first connecting ring 7 is arranged on the right end surface of the oil guide pipe 5, a second connecting ring 8 is arranged on the second oil inlet pipe 6 in a leftward extending manner, a first connecting hole 9 is arranged on the first connecting ring 7, a second connecting hole 10 is arranged on the second connecting ring 8 corresponding to the first connecting hole 9, a plurality of the first connecting holes 9 and a plurality of second connecting holes 10 are arranged, the first connecting holes 9 and the second connecting holes 10 are connected by bolts, 1 up end right side of oil tank is equipped with second oil pump 11, and external power source is all connected to first oil pump 4 and

second oil pump

11, and 11 input downwardly extending of second oil pump run through to 1 inside bottom of oil tank.

Referring to fig. 1 and 3, in this embodiment, an output end of the second oil pump 11 is connected to an oil supply pipe 12, a branch oil pipe 13 is connected to a right end of the oil supply pipe 12, an oil outlet pipe 14 is connected to a lower end of the branch oil pipe 13, a plurality of oil outlet pipes 14 are provided, an oil discharge pipe 15 is connected to the oil supply pipe 12, a sealing plate 16 is provided at a bottom end inside the oil discharge pipe 15, an oil discharge hole 17 is provided in the sealing plate 16, a sealing ring 18 is provided above the sealing plate 16, a spring 19 is connected to a bottom end of the sealing ring 18, a baffle plate 20 is connected to a bottom end of the spring 19, a sealing gasket 21 is provided at a lower end of the baffle plate 20, balls 22 are embedded around the baffle plate 20, a plurality of balls 22 are uniformly provided around the periphery, the second oil pump 11 sucks out oil in the oil tank 1, transmits the oil to the branch oil pipe 13 through the oil supply pipe 12, enters the oil outlet pipe 14 after oil is distributed through the branch oil pipe 13, oil supply is performed on an external machine, and when oil supply is continued, the oil supply flow is large, the baffle 20 is large in hydraulic pressure, the spring 19 is stretched, the baffle 20 drives the sealing gasket 21 to extrude the sealing plate 16, sealing of the oil discharge pipe 15 is achieved, after the second oil pump 11 is closed, the hydraulic pressure is continuously reduced, the hydraulic pressure on the baffle 20 is reduced, the spring 19 drives the baffle 20 to retract, residual oil is discharged downwards through a gap between the baffle 20 and the oil discharge pipe 15 and is discharged through the oil discharge hole 17, and the ball 22 drives the baffle 20 to move up and down.

Referring to fig. 2, fig. 4 and fig. 5, in this embodiment, annular grooves 23 are formed in opposite sides of the first connecting ring 7 and the second connecting ring 8, sealing rings 24 are disposed in the two annular grooves 23, a limiting block 25 is disposed on a side of the first connecting ring 7 close to the second connecting ring 8, a limiting groove 26 is formed in the second connecting ring 8 corresponding to the limiting block 25, the limiting blocks 25 and the limiting grooves 26 are disposed in plural numbers, the limiting blocks 25 are installed in cooperation with the limiting grooves 26, and the sealing rings 24 are correspondingly installed in a space formed by the two annular grooves 23.

Referring to fig. 1, in the present embodiment, the front end surfaces of the oil storage tank 2 and the oil tank 1 are both provided with an observation window 27, the upper end of the first oil inlet pipe 3 is provided with a cover plate 28, the upper end of the cover plate 28 is provided with a handle 29, the inside oil storage amount is observed through the observation window 27, and the cover plate 28 is lifted by grasping the handle 29 to refuel the oil storage tank 2.

Example two:

in summary, when in use, firstly, the oil tank 1 is correspondingly installed on an external machine tool, after the oil tank 1 is installed, the whole device is connected, the oil guide pipe 5 with the first connecting ring 7 and the second oil inlet pipe 6 with the second connecting ring 8 are connected in a matching way, the limiting block 25 is installed in a matching way in the limiting groove 26, the sealing ring 24 is correspondingly installed in a space formed by the two annular grooves 23, the joint of the first connecting ring 7 and the second connecting ring 8 is sealed, the bolt passes through the first connecting hole 9 and the second connecting hole 10 to be screwed and fixed, the whole device is connected and fixed, the handle 29 is grasped, the cover plate 28 is lifted, the external oil filling hose is introduced into the first oil filling pipe, the oil filling operation is carried out in the oil tank 2, the inside of the oil tank 2 is observed through the observation window 27 on the oil tank 2, the observation window 27 preferably adopts toughened glass, after a certain amount of oil is filled, the filler hose is removed and the cover plate 28 closes off the first filler tube.

Example three:

in summary, when in use, after the oil is filled in the oil storage tank 2, the power supply of the first oil pump 4 is started, the first oil pump 4 sucks the oil in the oil storage tank 2, the oil is transferred to the second oil inlet pipe 6 through the oil guide pipe 5 to enter the oil tank 1 through the second oil inlet pipe 6, the oil in the oil tank 1 is observed through the observation window 27 of the oil tank 1, when the oil amount in the oil tank 1 reaches a certain value, the first oil pump 4 is closed, when the machine tool needs to be supplied with oil, the power supply of the second oil pump 11 is started, the oil in the oil tank 1 is sucked by the second oil pump 11, the oil is transferred to the oil distribution pipe 13 through the oil supply pipe 12 to enter the oil outlet pipe 14 after being distributed through the oil distribution pipe 13, the oil is supplied to the external machine tool, when the oil is continuously supplied, the oil flow is large, the hydraulic pressure of the baffle plate 20 is large, the extension spring 19, the baffle plate 20 drives the sealing gasket 21 to press the sealing plate 16, so as to realize the sealing of the oil discharge pipe 15, when the second oil pump 11 is closed, the hydraulic pressure is continuously reduced, the hydraulic pressure applied to the baffle 20 is reduced, the spring 19 drives the baffle 20 to retract, and the residual oil is discharged downwards through a gap between the baffle 20 and the oil discharge pipe 15 and is discharged through the oil discharge hole 17.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fuel feeding hydraulic means is concentrated to lathe, includes oil tank (1) and oil storage tank (2), install oil storage tank (2) in oil tank (1) left side, its characterized in that, oil storage tank (2) up end left side is run through and is equipped with first oil feed pipe (3), oil storage tank (2) up end right side is equipped with first oil pump (4), first oil pump (4) feed liquor end downwardly extending runs through to the inside bottom of oil storage tank (2), first oil pump (4) output is connected and is equipped with leads oil pipe (5), oil tank (1) up end left side is run through and is equipped with second oil feed pipe (6), leads oil pipe (5) right-hand member face and is equipped with first go-between (7), second oil feed pipe (6) extend left and is equipped with second go-between (8), first go-between (7) have seted up first connecting hole (9), correspond on second go-between (8) first connecting hole (9) have seted up second connecting hole (10), first connecting hole (9) and second connecting hole (10) all are provided with a plurality ofly, and are a plurality of first connecting hole (9) and second connecting hole (10) pass through bolted connection, oil tank (1) upper end right side is equipped with second oil pump (11), second oil pump (11) input downwardly extending runs through to the inside bottom of oil tank (1).

2. The hydraulic device for centralized oil supply of machine tools according to claim 1, characterized in that: the oil supply pipe (12) is connected and is equipped with to second oil pump (11) output, it is equipped with oil distribution pipe (13) to supply oil pipe (12) right-hand member to connect, oil distribution pipe (13) lower extreme is connected and is equipped with out oil pipe (14), it is provided with a plurality ofly to go out oil pipe (14).

3. The hydraulic device for centralized oil supply of machine tools according to claim 2, characterized in that: the oil supply pipe (12) is connected with an oil discharge pipe (15), a sealing plate (16) is arranged at the bottom end of the inside of the oil discharge pipe (15), an oil discharge hole (17) is formed in the sealing plate (16), a sealing ring (18) is arranged above the sealing plate (16), a spring (19) is connected to the bottom end of the sealing ring (18), and a baffle plate (20) is connected to the bottom end of the spring (19).

4. The hydraulic device for centralized oil supply of machine tools according to claim 3, characterized in that: the baffle (20) lower extreme is equipped with sealed pad (21), baffle (20) embedding all around is equipped with ball (22), ball (22) circumference evenly is provided with a plurality ofly.

5. The hydraulic device for centralized oil supply of machine tools according to claim 1, characterized in that: annular grooves (23) are formed in one sides of opposite surfaces of the first connecting ring (7) and the second connecting ring (8), and sealing rings (24) are arranged in the two annular grooves (23).

6. The hydraulic device for centralized oil supply of machine tools according to claim 5, characterized in that: one side, close to the second connecting ring (8), of the first connecting ring (7) is provided with a limiting block (25), a limiting groove (26) is formed in the second connecting ring (8) corresponding to the limiting block (25), and the limiting block (25) and the limiting groove (26) are arranged in a plurality.

7. The hydraulic device for centralized oil supply of machine tools according to claim 1, characterized in that: the oil storage tank (2) and the oil tank (1) are provided with observation windows (27) on the front end faces, a cover plate (28) is arranged on the upper end of the first oil inlet pipe (3), and a handle (29) is arranged on the upper end of the cover plate (28).