CN215058613U

CN215058613U - Hydraulic Servo System

Info

Publication number: CN215058613U
Application number: CN202121423186.3U
Authority: CN
Inventors: 王术新; 郑刚
Original assignee: Zhenjiang Silian Mechatronic Technology Co ltd; Wenzhou University of Technology
Current assignee: Zhenjiang Silian Mechatronic Technology Co ltd; Wenzhou University of Technology
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2021-12-07
Anticipated expiration: 2031-06-25

Abstract

The utility model discloses a hydraulic servo system, comprising a servo oil pump body, a base and a cooling mechanism. Supporting guide posts are fixedly installed on both sides of the bottom of the servo oil pump body, and both of the supporting guide posts are fixedly installed on the top of the base , the cooling mechanism includes an upper cooling frame, a lower cooling frame and two cooling air boxes, the upper cooling frame is sleeved on the top of the servo oil pump body, and the lower cooling frame is sleeved on the bottom of the servo oil pump body, the utility model It relates to the technical field of hydraulic equipment. By arranging the first cooling box and the second cooling box, when the temperature of the servo hydraulic oil pump body is high, the cooling fan and the air guide groove can be used together, so that the servo hydraulic oil pump body can be cooled during use, and the oil temperature is always Within a healthy range, it is beneficial to reduce the maintenance cost of the oil pump, prolong the service life of the oil pump, and ensure the long-term stable operation of the hydraulic oil pump.

Description

Hydraulic servo system

Technical Field

The utility model relates to a hydraulic equipment technical field specifically is hydraulic servo.

Background

The hydraulic oil pump is a power source in a hydraulic system, the hydraulic oil pump selected by the user needs to meet the requirements of the hydraulic system on pressure and flow, and meanwhile, the reliability, the service life, the maintainability and the like are fully considered so that the selected hydraulic oil pump can run in the hydraulic system for a long time. There are also great differences in the nature of the hydraulic oil pumps of many types. The hydraulic oil pump comprises a vane pump, a gear pump, a plunger pump and a screw pump, and the vane pump, the gear pump and the plunger pump are generally used in the market. The vane pump can be divided into a variable vane pump, a heat dissipation variable vane pump, a variable vane pump attached cooling pump, a quantitative vane pump and the like, and a servo hydraulic device, called a servo hydraulic machine for short, is an energy-saving and efficient hydraulic machine which drives a main transmission oil pump by using a servo motor, reduces control valve loops and controls a slide block of the hydraulic machine.

The oil temperature of current hydraulic press can rise along with the operation of hydraulic press, and the heat dispersion of current servo oil pump itself is relatively poor, all relies on the passive radiating mode of natural wind to dispel the heat basically, and the radiating effect is relatively poor, and long-time high temperature operation can lead to the oxidation of fluid to accelerate, leads to fluid rotten, reduces the life of oil, influences the normal operating of device.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a hydraulic servo system has solved the problem that proposes in the above-mentioned background.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the hydraulic servo system comprises a servo oil pump body, a base and a cooling mechanism, wherein support guide pillars are fixedly arranged on two sides of the bottom of the servo oil pump body, the two support guide pillars are fixedly arranged on the top of the base, the cooling mechanism comprises an upper cooling frame, a lower cooling frame and two heat dissipation air boxes, the upper cooling frame is sleeved on the top of the servo oil pump body, the lower cooling frame is sleeved on the bottom of the servo oil pump body, L-shaped fixing rods are fixedly arranged on two sides of the top of the base, one side, opposite to the two heat dissipation air boxes, of the two heat dissipation air boxes is fixedly connected with one side, opposite to the two L-shaped fixing rods, of the two heat dissipation air boxes, a heat dissipation fan is fixedly arranged on one side of an inner cavity of each heat dissipation air box, a ventilation hole matched with the heat dissipation fan is formed in one side of each heat dissipation air box, and a connecting rod is fixedly arranged in the middle of the surface of each heat dissipation air box, the one end fixed mounting of connecting rod has the drive case, the inside fixed mounting of drive case has miniature two-way motor, the output shaft of miniature two-way motor top and bottom all has the threaded rod through shaft coupling fixed mounting, the one end of threaded rod runs through the drive case and extends to the outside of drive case, the threaded rod extends to the outside one end fixed mounting of drive case has the limiting plate, four the equal threaded connection in surface of threaded rod has the thread bush, four the back of thread bush respectively with last cooling frame and the surperficial both sides fixed connection of cooling frame down.

Preferably, slide bars are fixedly mounted at the tops and the bottoms of the surfaces of the two heat dissipation air boxes, slide groove plates matched with the slide bars for use are fixedly mounted on the two sides of the surfaces of the upper cooling frame and the lower cooling frame, and air guide grooves matched with the air vents for use are formed in the surfaces of the two sides of the upper cooling frame and the lower cooling frame.

Preferably, a first cooling box is fixedly mounted at the top of the inner cavity of the upper cooling frame, and the bottom of the first cooling box is in contact with the top of the servo oil pump body.

Preferably, the bottom of the inner cavity of the lower cooling frame is fixedly provided with a second cooling box, and the top of the second cooling box is in contact with the bottom of the servo oil pump body.

Preferably, the bottom of the inner cavity of the lower cooling frame is provided with a through groove matched with the supporting guide pillar for use.

Preferably, the upper cooling frame and the lower cooling frame are mutually opposite in side and are communicated with water inlet pipes, the inlet ends of the water inlet pipes are respectively communicated with water inlets of the first cooling box and the second cooling box, the front part and the back part of the first cooling box and the second cooling box are respectively communicated with water outlet pipes, and the two water outlet pipes are mutually opposite in end and respectively penetrate through the upper cooling frame and the lower cooling frame and extend to the outside of the upper cooling frame and the lower cooling frame.

(III) advantageous effects

The utility model provides a hydraulic servo system. The method has the following beneficial effects:

(1) this hydraulic servo system, through setting up first cooler bin and second cooler bin, when servo hydraulic oil pump body temperature is higher, through radiator fan and wind guide tank's cooperation for servo hydraulic oil pump body can obtain the cooling when using, and make the oil temperature be in healthy within range all the time, be favorable to reducing the maintenance cost of oil pump, the life of extension oil pump guarantees the long-term steady operation of hydraulic oil pump.

(2) This hydraulic servo system, cooperation through threaded rod and thread bush, make and go up cooling frame and cooling frame down and adjust, and the in-process of regulation, first cooling box can break away from with the oil pump body with the second cooling box, blow to the centre through the hot-air of radiator fan to last cooling frame and the inside both sides of cooling frame down, produced space discharges inside hot-air when rethread cooling frame separates with cooling frame down, also cool down the processing to first cooling box and second cooling box when making inside hot-air outwards discharge, make the oil pump can cool down the processing for a long time, the steady operation of device has been guaranteed.

Drawings

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

FIG. 2 is a cross-sectional view of the upper cooling frame structure of the present invention;

fig. 3 is a sectional view of the structure of the driving box of the present invention;

FIG. 4 is a sectional view of the heat dissipating bellows structure of the present invention;

FIG. 5 is a side view of the first cooling box and the second cooling box of the present invention;

fig. 6 is a partial enlarged view of the structure a in fig. 1 according to the present invention.

In the figure, 1, a servo oil pump body; 2. a base; 3. a cooling mechanism; 4. supporting the guide post; 301. an upper cooling frame; 302. a lower cooling frame; 303. a heat dissipation air box; 5. an L-shaped fixing rod; 6. a heat radiation fan; 7. a vent hole; 8. a connecting rod; 9. a drive box; 10. a miniature bi-directional motor; 11. a threaded rod; 12. a limiting plate; 13. a threaded sleeve; 14. a slide bar; 15. a chute plate; 16. a wind guide groove; 17. a first cooling tank; 18. a second cooling tank; 19. a through groove; 20. a water inlet pipe; 21. and (5) discharging a water 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. 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.

Referring to fig. 1-6, the present embodiment provides a technical solution: a hydraulic servo system comprises a servo oil pump body 1, a base 2 and a cooling mechanism 3, wherein two sides of the bottom of the servo oil pump body 1 are fixedly provided with support guide pillars 4, the two support guide pillars 4 are fixedly arranged at the top of the base 2, the cooling mechanism 3 comprises an upper cooling frame 301, a lower cooling frame 302 and two heat dissipation bellows 303, cooling water is filled in the upper cooling frame 301 and the lower cooling frame 302, the upper cooling frame 301 is sleeved at the top of the servo oil pump body 1, the lower cooling frame 302 is sleeved at the bottom of the servo oil pump body 1, L-shaped fixing rods 5 are fixedly arranged at two sides of the top of the base 2, opposite sides of the two heat dissipation bellows 303 are respectively and fixedly connected with one side opposite to the two L-shaped fixing rods 5, one side of the inner cavity of the heat dissipation bellows 303 is fixedly provided with a heat dissipation fan 6, the heat dissipation fan 6 is composed of a motor and fan blades, one side of the heat dissipation bellows 303 is provided with a ventilation hole 7 matched with the heat dissipation fan 6 for use, the equal fixed mounting in middle part on two heat dissipation bellows 303 surfaces has connecting rod 8, the one end fixed mounting of connecting rod 8 has drive box 9, the inside fixed mounting of drive box 9 has miniature two-way motor 10, the output shaft of miniature two-way motor 10 top and bottom all has threaded rod 11 through shaft coupling fixed mounting, the one end of threaded rod 11 runs through drive box 9 and extends to the outside of drive box 9, threaded rod 11 extends to the outside one end fixed mounting of drive box 9 has limiting plate 12, the equal threaded connection in surface of four threaded rods 11 has thread bush 13, the back of four thread bushes 13 respectively with last cooling frame 301 with the both sides fixed connection on cooling frame 302 surface down.

In this embodiment, slide bars 14 are fixedly mounted on the top and the bottom of the surfaces of the two heat dissipation bellows 303, chute plates 15 used in cooperation with the slide bars 14 are fixedly mounted on both sides of the surfaces of the upper cooling frame 301 and the lower cooling frame 302, and air guide grooves 16 used in cooperation with the air vents 7 are formed in both sides of the surfaces of the upper cooling frame 301 and the lower cooling frame 302.

In this embodiment, the top of the inner cavity of the upper cooling frame 301 is fixedly provided with the first cooling box 17, the first cooling box 17 is made of aluminum, and has good thermal conductivity, and the bottom of the first cooling box 17 is in contact with the top of the servo oil pump body 1.

In this embodiment, the second cooling box 18 is fixedly installed at the bottom of the inner cavity of the lower cooling frame 302, the second cooling box 18 is made of aluminum, and has good thermal conductivity, and the top of the second cooling box 18 is in contact with the bottom of the servo oil pump body 1.

In this embodiment, the bottom of the inner cavity of the lower cooling frame 302 is provided with a through groove 19 used in cooperation with the support guide post 4.

In this embodiment, one side of the back of each of the upper cooling frame 301 and the lower cooling frame 302 is communicated with a water inlet pipe 20, a one-way control valve is installed on the water inlet pipe 20, the access ends of the two water inlet pipes 20 are communicated with the water inlets of the first cooling box 17 and the second cooling box 18 respectively, the front part and the back part of the first cooling box 17 and the second cooling box 18 are communicated with a water outlet pipe 21, a control valve is installed on the water outlet pipe 21, and the ends of the two water outlet pipes 21, which are back of each other, penetrate through the upper cooling frame 301 and the lower cooling frame 302 respectively and extend to the outside of the upper cooling frame 301 and the lower cooling frame 302.

When the servo oil pump is used, the upper cooling frame 301 and the lower cooling frame 302 are respectively sleeved outside the servo oil pump body 1, so that the first cooling box 17 and the second cooling box 18 are attached to the servo oil pump body 1, along with the increase of the oil pump temperature, the cooling water inside the first cooling box 17 and the second cooling box 18 cools the outside of the servo oil pump body 1, and the support guide post 4 conducts the temperature of the servo oil pump body 1, when the servo oil pump body 1 is overhigh, the two miniature bidirectional motors 10 are started, the threaded rod 11 rotates, the upper cooling frame 301 and the lower cooling frame 302 are in limit fit through the threaded sleeves 13 fixed on the surfaces of the upper cooling frame 301 and the lower cooling frame 302, so that the upper cooling frame 301 and the lower cooling frame 302 move in opposite directions, the first cooling box 17 and the second cooling box 18 are separated from the attached servo oil pump body 1, and the cooling fan 6 is started, through the cooperation of the vent holes 7 and the air guide grooves 16, the heat radiation fan 6 blows hot air on two sides inside the upper cooling frame 301 and the lower cooling frame 302 towards the middle, and then discharges the hot air inside through a gap generated when the upper cooling frame 301 is separated from the lower cooling frame 302, so that the first cooling box 17 and the second cooling box 18 are cooled while the hot air inside is discharged outwards, the slide bar 14 and the slide groove plate 15 are used for limiting when the upper cooling frame 301 and the lower cooling frame 302 are adjusted, and the water inlet pipe 20 and the water outlet pipe 21 are used for supplementing and draining liquid to the first cooling box 17 and the second cooling box 18.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Furthermore, the terms "comprises," "comprising," or any other variation thereof

His variation is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Hydraulic servo system, including servo oil pump body (1), base (2) and cooling mechanism (3). Support guide columns (4) are fixedly installed on both sides of the bottom of the servo oil pump body (1). Two The supporting guide columns (4) are fixedly installed on the top of the base (2), and it is characterized in that: the cooling mechanism (3) includes an upper cooling frame (301), a lower cooling frame (302) and two cooling air boxes (301). 303), the upper cooling frame (301) is sleeved on the top of the servo oil pump body (1), the lower cooling frame (302) is sleeved on the bottom of the servo oil pump body (1), and the top of the base (2) L-shaped fixing rods (5) are fixedly installed on both sides of the cooling bellows (303), and the opposite sides of the two cooling air boxes (303) are respectively fixedly connected with the opposite sides of the two L-shaped fixing rods (5). A cooling fan (6) is fixedly installed on one side of the inner cavity of the cooling bellows (303), and one side of the cooling bellows (303) is provided with ventilation holes (7) used in cooperation with the cooling fan (6). A connecting rod (8) is fixedly installed in the middle part of the surface of the cooling air box (303), a driving box (9) is fixedly installed at one end of the connecting rod (8), and a driving box (9) is fixedly installed inside the driving box (9). A miniature bidirectional motor (10), the output shafts at the top and bottom of the miniature bidirectional motor (10) are fixedly installed with threaded rods (11) through couplings, and one end of the threaded rods (11) penetrates the drive box (9) and extends to the outside of the drive box (9), the end of the threaded rod (11) extending to the outside of the drive box (9) is fixedly installed with a limiting plate (12), and the surfaces of the four threaded rods (11) are all threaded A threaded sleeve (13) is connected, and the backs of the four threaded sleeves (13) are respectively fixedly connected to both sides of the surface of the upper cooling frame (301) and the lower cooling frame (302).

2. The hydraulic servo system according to claim 1, characterized in that: sliding rods (14) are fixedly installed on the top and bottom of the surfaces of the two cooling air boxes (303), and the upper cooling frame (301) is connected to the Both sides of the surface of the lower cooling frame (302) are fixedly installed with chute plates (15) used in cooperation with the sliding rods (14). Both are provided with air guide grooves (16) used in conjunction with the ventilation holes (7).

3. The hydraulic servo system according to claim 1, characterized in that: a first cooling box (17) is fixedly installed on the top of the inner cavity of the upper cooling frame (301), and the first cooling box (17) has a The bottom is in contact with the top of the servo oil pump body (1).

4. The hydraulic servo system according to claim 1, characterized in that: a second cooling box (18) is fixedly installed at the bottom of the inner cavity of the lower cooling frame (302), and the second cooling box (18) is The top is in contact with the bottom of the servo oil pump body (1).

5 . The hydraulic servo system according to claim 4 , wherein the bottom of the inner cavity of the lower cooling frame ( 302 ) is provided with a through groove ( 19 ) which is used in cooperation with the support guide column ( 4 ). 6 .

6 . The hydraulic servo system according to claim 5 , wherein the opposite sides of the upper cooling frame ( 301 ) and the lower cooling frame ( 302 ) are connected with a water inlet pipe ( 20 ), and the two The access ends of the water inlet pipes (20) are respectively communicated with the water inlets of the first cooling box (17) and the second cooling box (18), and the water inlets of the first cooling box (17) and the second cooling box (18) are respectively connected. Both the front part and the back are connected with a water outlet pipe (21), and the opposite ends of the two water outlet pipes (21) respectively penetrate the upper cooling frame (301) and the lower cooling frame (302) and extend the upper cooling frame (301) and the lower cooling frame (302) respectively. outside of the lower cooling frame (302).