CN210716894U

CN210716894U - Volume type oil drain

Info

Publication number: CN210716894U
Application number: CN201921580439.0U
Authority: CN
Inventors: 田义飞; 田桂平
Original assignee: Jinan Jinghao Cnc Machine Tool Manufacturing Co Ltd
Current assignee: Jinan Jinghao Cnc Machine Tool Manufacturing Co Ltd
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-06-09
Anticipated expiration: 2029-09-20

Abstract

The utility model discloses a positive displacement oil bar, including first lubrication pipe way, first lubrication pipe way one end and oil pump connection still include oil bar, and the first lubrication pipe way other end and oil bar intercommunication are equipped with a plurality of cavitys in the oil bar side by side, are equipped with the passageway between the two adjacent cavitys, be equipped with the baffle that divide into two parts about the cavity in the cavity, all be equipped with the piston in the two parts cavity about, sliding connection between piston and the cavity is equipped with compression spring between piston and the baffle, both ends all are equipped with the lubricated pipeline of second, the lubricated pipeline of second and cavity intercommunication about the oil bar. The multi-point lubrication can be realized simultaneously, the practicability is good, meanwhile, the oil pump does not need to work continuously, pressure is provided through the compression spring during lubrication, the energy consumption is reduced, and the energy is saved.

Description

Volume type oil drain

Technical Field

The utility model belongs to the technical field of the lubricating system technique and specifically relates to a positive displacement oil row.

Background

Lubrication refers to the addition of grease or the like to reduce friction between objects, thereby facilitating the movement of the objects and is an important part of tribology research. Lubrication is a technical measure for improving the friction state of a friction pair to reduce friction resistance and slow down wear, and the purpose of lubrication is generally achieved by using a lubricant; the lubricant also has the functions of rust prevention, vibration reduction, sealing, power transmission and the like, and the service performance and the service life of the machine can be obviously improved and the energy consumption can be reduced by fully utilizing the modern lubricating technology.

The existing lubricating system mostly adopts an oil pump to convey lubricating oil to a lubricating point for lubrication through a lubricating pipeline, and the mode has the following defects: 1. and multi-point simultaneous lubrication cannot be realized, and 2, the pump needs to work all the time, so that the energy consumption is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve above-mentioned problem, provide a volumetric oil row, can realize that the multiple spot is lubricated simultaneously to the pump need not work always, reduces the energy consumption.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides a positive displacement oil bar, includes first lubrication pipeline, first lubrication pipeline one end and oil pump connection, still includes the oil bar, and the first lubrication pipeline other end and oil bar intercommunication are equipped with a plurality of cavitys in the oil bar side by side, are equipped with the passageway between the two adjacent cavitys, be equipped with the baffle that divide into two parts about the cavity in the cavity, all be equipped with the piston in the two parts cavity about, sliding connection between piston and the cavity is equipped with compression spring between piston and the baffle, both ends all are equipped with the lubricated pipeline of second, the lubricated pipeline of second and cavity intercommunication about the oil bar.

Furthermore, a branch pipeline is arranged at the end part of the first lubricating pipeline and communicated with the leftmost end cavity.

Furthermore, a first sealing ring is arranged between the piston and the inner wall of the cavity.

Furthermore, guide rods are arranged on two sides of the partition board, the number of the guide rods is four, the compression springs are located among the four guide rods, the guide rods penetrate through the piston, and a second sealing ring is arranged between the guide rods and the piston.

Furthermore, a pressing plate is arranged at the joint of the second lubricating pipeline and the oil row, a positioning groove is formed in the pressing plate, and the positioning groove is matched with the second lubricating pipeline.

Further, a rubber layer is arranged in the positioning groove.

Furthermore, a plurality of oil rows can be arranged in parallel, and the plurality of parallel oil rows are connected through a connecting pipeline.

The utility model has the advantages that:

1. the utility model is provided with an oil drain, a first lubricating pipeline is communicated with the oil drain, a plurality of cavities are arranged in the oil drain side by side, a channel is arranged between two adjacent cavities, a baffle for dividing the cavity into an upper part and a lower part is arranged in the cavity, pistons are arranged in the upper part and the lower part, the pistons are connected with the cavities in a sliding way, a compression spring is arranged between the pistons and the baffle, a second lubricating pipeline is arranged at the upper end and the lower end of the oil drain, the second lubricating pipeline is communicated with the cavity, the lubricating oil is pressed into the cavity through the first lubricating pipeline and a branch pipeline by an oil pump, the piston is stressed to move to the baffle at the moment, the compression spring is stressed and compressed, then the oil pump stops working, under the action of the compression spring, the lubricating oil in the cavity lubricates lubricating points through the second lubricating pipeline, multi-point lubrication can be realized, during lubrication, pressure is provided by the compression spring, so that energy consumption is reduced, and energy is saved.

2. The utility model discloses be equipped with the baffle that divide into two parts about the cavity in the cavity, all be equipped with the piston in two parts cavity about, the baffle divide into two parts about with the cavity to two parts cavity all communicates through second lubrication pipe and lubrication point, makes the quantity of lubrication point double.

3. The utility model discloses all be equipped with the guide arm in the baffle both sides, the guide arm is equipped with four, and compression spring is located between four guide arms, and the piston is passed to the guide arm, is equipped with the second sealing washer between guide arm and the piston, and the guide arm plays the guide effect, can fix a position compression spring simultaneously, prevents compression spring from moving indiscriminately, good reliability.

4. The utility model discloses be equipped with the clamp plate in lubricated pipeline of second and oil bar junction, be equipped with the constant head tank on the clamp plate, constant head tank and the cooperation of the lubricated pipeline of second through the lubricated pipeline of the fixed second of clamp plate, prevent that the lubricated pipeline of second from moving indiscriminately and leading to the connector not hard up, increase life.

5. The utility model discloses can be equipped with a plurality ofly in that oil row can be side by side, a plurality of oil rows that are side by side pass through the connecting tube and connect, and after the cavity that the oil pump was arranged last oil was full of lubricating oil, can continue to be full of next oil row's cavity, thereby can arrange a plurality of oil rows quantity that can add the lubricating point side by side.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a sectional view of the present invention;

fig. 3 is a front view of the pressing plate of the present invention.

In the figure: the lubricating device comprises a first lubricating pipeline 1, a cavity 2, a channel 3, a branch pipeline 4, a partition plate 5, a piston 6, a compression spring 7, a second lubricating pipeline 8, a first sealing ring 9, a guide rod 10, a second sealing ring 11, a pressing plate 12, a positioning groove 13, a rubber layer 14, a connecting pipeline 15 and an oil drain 16.

Detailed Description

In order to make the technical solutions in the present invention better understood, the technical solutions in 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 obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

For convenience of description, a coordinate system is now defined as shown in fig. 1.

As shown in fig. 1 and 2, a volumetric oil drain comprises a first lubricating pipeline 1, one end of the first lubricating pipeline 1 is connected with an oil pump, a check valve is arranged on the first lubricating pipeline 1, the drawing is not shown, the volumetric oil drain also comprises an oil drain 16, the other end of the first lubricating pipeline 1 is communicated with the oil drain 16, a plurality of cavities 2 are arranged in the oil drain 16 in parallel, a channel 3 is arranged between two adjacent cavities 2, the two adjacent cavities 2 are communicated through the channel 3, the oil pump feeds lubricating oil into the cavities 2 through the first lubricating pipeline 1, a partition plate 5 which divides the cavities 2 into an upper part and a lower part is arranged in each cavity 2, the two channels 3 are respectively corresponding to the upper part and the lower part of the cavity which are separated by the partition plate, a piston 6 is arranged in each cavity 2 of the upper part and the lower part, the piston 6 is in sliding connection with the cavity 2, a compression spring 7 is arranged between the piston 6 and the partition plate, the other end of the compression spring 7 is connected with the partition plate 5, second lubricating pipelines 8 are arranged at the upper end and the lower end of the oil drain 16 respectively, the second lubricating pipelines 8 are communicated with the cavity 2, the end portions of the second lubricating pipelines 8 are matched with lubricating points, the second lubricating pipelines 8 correspond to the end portions of the cavity 2 one to one, and electromagnetic valves are arranged on the second lubricating pipelines 8.

During lubrication, the oil pump is pressed lubricating oil into the upper cavity 2 and the lower cavity 2 through the first lubricating pipeline 1 and the branch pipeline 4, the piston 6 is stressed to move towards the partition plate 5 at the moment, the compression spring 7 is stressed to be compressed, then the oil pump stops working, the check valve on the first lubricating pipeline 1 can prevent oil backflow in the cavity 2, the electromagnetic valve on the second lubricating pipeline 8 is opened, under the action of the compression spring, lubricating oil in the cavity 2 is lubricated to a lubricating point through the second lubricating pipeline 8, multi-point lubrication can be realized simultaneously, the practicability is good, meanwhile, the oil pump does not need to continuously work, pressure is provided through the compression spring 7 during lubrication, the energy consumption is reduced, and the energy is saved.

The cavity 2 is divided into an upper part and a lower part by the partition plate 5, and the two parts of cavities are communicated with lubricating points through the second lubricating pipeline 8, so that the number of the lubricating points is increased.

As shown in fig. 1 and 2, a branch pipeline 4 is arranged at an end of the first lubricating pipeline 1, the branch pipeline 4 is communicated with the leftmost end cavity, the branch pipeline corresponds to an upper cavity and a lower cavity which are separated by a partition plate, and lubricating oil is introduced into the upper cavity and the lower cavity.

As shown in fig. 2, a first sealing ring 9 is arranged between the piston 6 and the inner wall of the cavity 2.

As shown in fig. 2, guide rods 10 are arranged on two sides of the partition plate 5, four guide rods 10 are arranged, the compression spring 7 is located between the four guide rods 10, the guide rods 10 penetrate through the piston 6, a second sealing ring 11 is arranged between the guide rods 10 and the piston 6, the guide rods 10 play a guiding role, the compression spring 7 can be positioned, the compression spring is prevented from moving randomly, and the reliability is good.

As shown in fig. 1 and 2, a pressing plate 12 is arranged at the joint of the second lubricating pipeline 8 and the oil drain 16, a positioning groove 13 is formed in the pressing plate 12, the positioning groove 13 is matched with the second lubricating pipeline 8, the second lubricating pipeline 8 is fixed through the pressing plate 12, the second lubricating pipeline 8 is prevented from moving randomly to cause looseness of the connector, reliability is good, and service life is prolonged.

As shown in fig. 3, a rubber layer 14 is disposed in the positioning groove 13, and the rubber layer 14 can better protect the second lubrication duct 8 and prevent the second lubrication duct 8 from being crushed.

As shown in fig. 1 and 2, a plurality of oil rows 16 may be arranged in parallel, the plurality of parallel oil rows 16 are connected by connecting pipes 15, two connecting pipes 15 are arranged, the two connecting pipes 15 correspond to the upper and lower two-part cavities respectively, the connecting pipe 15 is used for connecting the rightmost end cavity of the upper oil row and the leftmost end cavity of the lower oil row, after the oil pump fills the cavity of the upper oil row with lubricating oil, the cavity of the lower oil row is continuously filled, and the number of lubricating points of the parallel oil rows can be increased.

In the description of the present invention, it should be noted that the terms "left", "right", "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be mechanically or electrically connected, directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. The utility model provides a volumetric type oil bar, includes first lubrication pipeline (1), first lubrication pipeline (1) one end and oil pump connection, its characterized in that still includes oil bar (16), and first lubrication pipeline (1) other end and oil bar (16) intercommunication are equipped with a plurality of cavitys (2) side by side in oil bar (16), are equipped with passageway (3) between two adjacent cavitys (2), be equipped with baffle (5) that divide into cavity (2) two parts from top to bottom in cavity (2), all be equipped with piston (6) in two parts cavity (2) from top to bottom, sliding connection between piston (6) and cavity (2), be equipped with compression spring (7) between piston (6) and baffle (5), both ends all are equipped with second lubrication pipeline (8) about oil bar (16), and second lubrication pipeline (8) and cavity (2) intercommunication.

2. A positive displacement oil displacement according to claim 1, characterized in that the first lubrication line (1) is terminated by a branch line (4), the branch line (4) communicating with the leftmost chamber.

3. A positive displacement oil displacement according to claim 1, characterised in that a first sealing ring (9) is provided between the piston (6) and the inner wall of the chamber (2).

4. A positive displacement oil displacement according to claim 1, wherein the partition (5) is provided with four guide rods (10) on each side, the compression springs (7) are located between the four guide rods (10), the guide rods (10) pass through the piston (6), and a second sealing ring (11) is provided between the guide rods (10) and the piston (6).

5. A positive displacement oil displacement according to claim 1, characterized in that the second lubrication duct (8) is provided with a pressure plate (12) at the connection with the oil displacement (16), the pressure plate (12) being provided with a positioning groove (13), the positioning groove (13) being adapted to the second lubrication duct (8).

6. A positive displacement oil displacement according to claim 5, characterised in that the locating groove (13) is provided with a rubber layer (14).

7. A positive displacement oil displacement according to claim 1, characterised in that the oil displacement (16) is provided in a plurality of rows in parallel, a plurality of parallel rows (16) being connected by connecting lines (15).