CN209761917U - Hydraulic motor and speed reducer integrated test platform - Google Patents

Abstract

The utility model discloses a hydraulic motor and speed reducer combined test platform, including electronic hydraulic pump, box, table and second fixed plate, the fan is installed to the inside both sides of box, run through on the second fixed plate and seted up first through-hole and second through-hole, a side fixed surface of second fixed plate has speed sensor, a side surface that is close to speed sensor on the table runs through and has seted up the spout, the table has first fixed plate through spout slidable mounting, the both sides of first fixed plate are equipped with the screw thread post, the bottom welding of screw thread post has the slider, the outside threaded connection of screw thread post has the nut, first fixed plate is fixed with the torque tester towards one side of second fixed plate, it has oil pipe to run through the grafting on the table, oil pipe's outside surface is equipped with the stopper. The utility model discloses possess simple structure, the accessible detects the advantage of the inside degree of wear of hydraulic motor is judged to moment of torsion, rotational speed and flow around hydraulic motor uses.

Description

hydraulic motor and speed reducer integrated test platform

Technical Field

The utility model relates to a hydraulic motor detects technical field, specifically is a hydraulic motor and speed reducer combined test platform.

Background

The hydraulic motor is an actuator of a hydraulic system, and converts the pressure energy of the fluid provided by the hydraulic pump into the mechanical energy (torque and rotation speed) of its output shaft, and the fluid is the medium for transmitting force and motion. The hydraulic motor is an indispensable tool in current engineering, but because the internal components of the hydraulic motor are all matched with each other with high precision, after long-time work, abrasion phenomena exist, such as abrasion of a distribution plate (distribution hole), abrasion of a plunger hole and a plunger, poor sealing between a high-pressure cavity and a low-pressure cavity, increased internal discharge, difficulty in forming high pressure in the working cavity, and leakage of hydraulic oil from the output shaft end of the motor to the speed reducer, so that the inside of the speed reducer is filled with hydraulic oil, even the floating oil seal of the speed reducer is damaged, the driving force of a system is reduced, and the speed is reduced; the hydraulic motor is a sealed integral element and cannot be opened under normal conditions, so that field personnel at the project department cannot judge the abrasion degree of the hydraulic motor through a simple way and only return to a manufacturer for test and repair after judgment, and the problems of high troubleshooting cost and long overhaul period are caused.

SUMMERY OF THE UTILITY MODEL

an object of the utility model is to provide a hydraulic motor and speed reducer combined test platform, possess simple structure, the accessible detects the moment of torsion around the hydraulic motor uses, the advantage of the inside degree of wear of hydraulic motor is judged to rotational speed and flow, it is a sealed whole component to have solved hydraulic motor, can't open under the normal condition, lead to the field personnel of item portion can't go to judge its degree of wear through simple way, can only loopback the producer and test the postrepair of judging, cause the problem of troubleshooting expense height like this, the maintenance cycle length.

In order to achieve the above object, the utility model provides a following technical scheme: a hydraulic motor and speed reducer comprehensive test bed comprises an electric hydraulic pump, a box body, a table plate and a second fixing plate, wherein the electric hydraulic pump is installed inside the box body, fans are installed on two sides inside the box body, pulleys are arranged on the surface of the bottom of the box body, the table plate is arranged at the top end of the box body, the second fixing plate is welded on the surface of the top of the table plate, a first through hole and a second through hole are formed in the second fixing plate in a penetrating mode, a rotating speed sensor is fixed on the surface of one side of the second fixing plate, a sliding groove is formed in the surface of one side, close to the rotating speed sensor, of the table plate in a penetrating mode, a first fixing plate is installed on the table plate in a sliding mode through the sliding groove, threaded columns are arranged on two sides of the first fixing plate, a sliding block is welded at the bottom ends of the threaded columns, nuts are connected, an oil pipe penetrates through and is inserted into the table plate, and a limiting block is arranged on the outer side surface of the oil pipe.

Preferably, the two sides of the box body are provided with heat dissipation ports corresponding to the fans.

Preferably, the oil pipe is communicated with the electric hydraulic pump, the table plate is provided with a plug hole matched with the oil pipe in size in a penetrating mode, and the diameter of the limiting block is larger than that of the plug hole.

Preferably, the sliding block is disc-shaped, and the diameter of the sliding block is larger than that of the sliding groove.

Preferably, the torque tester and the second fixing plate are electrically connected with the computer through leads.

Preferably, the second through hole is located at the center of the second fixing plate, six first through holes are formed in the second fixing plate, and the three first through holes are distributed symmetrically on two sides of the second through hole in a group.

Preferably, a hinge is installed on the surface of one side of the box body, the box body is rotatably provided with a cabinet door through the hinge, and a handle is fixed on the surface of the cabinet door.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. The utility model discloses a set up the fan, the electronic hydraulic pump can generate heat at the during operation, if the electronic hydraulic pump is in high temperature environment for a long time, easily breaks down, and the air mobility in the fan multiplicable box increases the radiating effect in the box.

2. The utility model discloses a set up first fixed plate, the both ends of first fixed plate are equipped with the screw thread post, and the bottom of screw thread post is equipped with the slider, and first fixed plate passes through screw thread post, slider and spout slidable mounting on the table, and the both ends of first fixed plate set up with the through-hole of screw thread post size looks adaptation, can prevent that the nut screw thread post from taking place to rotate when screwing up.

3. The utility model discloses a set up the second fixed plate, seted up first through-hole on the second fixed plate, the fixed orifices that the hydraulic motor accessible goes out the output shaft is aligned with first through-hole, later uses the bolt to be connected fixed effect with hydraulic motor and second fixed plate.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic front view of the present invention;

Fig. 3 is a schematic top view of the present invention;

FIG. 4 is a schematic side view of the second fixing plate of the present invention;

Fig. 5 is an enlarged schematic view of a in fig. 3 according to the present invention.

In the figure: 1. a pulley; 2. an electrically-driven hydraulic pump; 3. a box body; 4. a fan; 5. a table plate; 6. a slider; 7. a first fixing plate; 8. a torque tester; 9. a second fixing plate; 10. a rotational speed sensor; 11. an oil pipe; 12. a limiting block; 13. a hinge; 14. a handle; 15. a cabinet door; 16. a chute; 17. a first through hole; 18. a second through hole; 19. a threaded post; 20. and a nut.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 to which the reference is made 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. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they 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.

Referring to fig. 1 to 5, the present invention provides an embodiment: a hydraulic motor and speed reducer comprehensive test bed comprises an electric hydraulic pump 2, a box body 3, a table plate 5 and a second fixing plate 9, wherein the electric hydraulic pump 2 is installed inside the box body 3, fans 4 are installed on two sides inside the box body 3, the fans 4 use YWF4E-400 type axial flow fans 4, the fans 4 have the advantages of large air volume, small vibration, low noise, reliable operation and the like, through the arrangement of the fans 4, the electric hydraulic pump 2 can generate heat during working, if the electric hydraulic pump 2 is in a high-temperature environment for a long time, faults are easy to occur, the fans 4 can increase the air fluidity inside the box body 3 and increase the heat dissipation effect inside the box body 3, heat dissipation ports are formed in the two sides of the box body 3 and the fans 4 correspondingly, a hinge 13 is installed on the surface of one side of the box body 3, a cabinet door 15 is installed on the box body 3 in a rotating mode, the bottom surface of box 3 is equipped with pulley 1, the device of being convenient for removes, the top of box 3 is equipped with table 5, the top skin weld of table 5 has second fixed plate 9, through setting up second fixed plate 9, first through-hole 17 has been seted up on the second fixed plate 9, the fixed orifices that the hydraulic motor accessible goes out the output shaft is aligned with first through-hole 17, later use the bolt to be connected fixed effect with hydraulic motor and second fixed plate 9, run through on the second fixed plate 9 and seted up first through-hole 17 and second through-hole 18, second through-hole 18 is located the center department of second fixed plate 9, six have been seted up altogether to first through-hole 17, and three first through-hole 17 is a set of bilateral symmetry distribution at second through-hole 18.

A rotation speed sensor 10 is fixed on one side surface of the second fixing plate 9, the rotation speed sensor 10 uses a HySense RS110-DS03 type rotation speed sensor 10, the rotation speed sensor 10 has high sensitivity, high reliability, long triggering distance and good shock resistance and shock resistance, a sliding groove 16 is arranged on one side surface of the table plate 5 close to the rotation speed sensor 10 in a penetrating way, a first fixing plate 7 is slidably mounted on the table plate 5 through the sliding groove 16, through arranging the first fixing plate 7, threaded columns 19 are arranged at two ends of the first fixing plate 7, a sliding block 6 is arranged at the bottom ends of the threaded columns 19, the first fixing plate 7 is slidably mounted on the table plate 5 through the threaded columns 19, the sliding block 6 and the sliding groove 16, through holes matched with the threaded columns 19 in size are arranged at two ends of the first fixing plate 7, the threaded columns 19 can be prevented from rotating when the nut 20 is screwed, the threaded columns 19 are arranged at two sides of the first, the bottom welding of screw thread post 19 has slider 6, slider 6 is discoid, and the diameter of slider 6 is greater than the diameter of spout 16, the outside threaded connection of screw thread post 19 has nut 20, first fixed plate 7 is fixed with torque tester 8 towards one side of second fixed plate 9, torque tester 8 uses WIZTANK-550 type torque tester, this torque tester 8 is small, the installation of being convenient for, high durability and convenient use, torque tester 8 all passes through wire and computer electric connection with second fixed plate 9, it has oil pipe 11 to run through the grafting on table 5, oil pipe 11 and electronic hydraulic pump 2 intercommunication, and run through on the table 5 and set up the spliced eye with 11 size looks adaptations of oil pipe, the diameter of stopper 12 is greater than the spliced eye diameter, the outside surface of oil pipe 11 is equipped with stopper 12.

the user is when using, pass through flowmeter intercommunication with oil pipe 11 and hydraulic motor, the oil pipe 11 outside is equipped with stopper 12, stopper 12 can prevent in the 11 withdrawal boxes of oil pipe 3, later with electric hydraulic pump 2 through wire and external power source switch-on, electric hydraulic pump drive hydraulic motor, when hydraulic motor wearing and tearing, reach the required hydraulic oil volume of rated revolution and can increase, torque force and the rotational speed that reach the hydraulic motor through torque tester 8 and revolution speed transducer 10 detection hydraulic motor, and hydraulic motor reaches the required flow of rated revolution and judges the degree of wear of hydraulic pump.

it is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides a hydraulic motor and speed reducer combined test platform, includes electronic hydraulic pump (2), box (3), table (5) and second fixed plate (9), its characterized in that: the hydraulic pump is characterized in that an electric hydraulic pump (2) is mounted inside the box body (3), fans (4) are mounted on two sides inside the box body (3), pulleys (1) are arranged on the bottom surface of the box body (3), a table plate (5) is arranged on the top end of the box body (3), a second fixing plate (9) is welded on the top surface of the table plate (5), a first through hole (17) and a second through hole (18) are formed in the second fixing plate (9) in a penetrating mode, a rotating speed sensor (10) is fixed on the surface of one side of the second fixing plate (9), a sliding groove (16) is formed in the surface of one side, close to the rotating speed sensor (10), of the table plate (5), a first fixing plate (7) is slidably mounted through the sliding groove (16), threaded columns (19) are arranged on two sides of the first fixing plate (7), and a sliding block (6) is welded at the bottom end of, the outer side threaded connection of screw thread post (19) has nut (20), one side of first fixed plate (7) orientation second fixed plate (9) is fixed with torque tester (8), it has oil pipe (11) to run through the grafting on table (5), the outside surface of oil pipe (11) is equipped with stopper (12).

2. The hydraulic motor and speed reducer comprehensive test bed according to claim 1, characterized in that: the two sides of the box body (3) are provided with heat dissipation ports corresponding to the fans (4).

3. The hydraulic motor and speed reducer comprehensive test bed according to claim 1, characterized in that: the oil pipe (11) is communicated with the electric hydraulic pump (2), the table plate (5) is provided with a plug hole matched with the oil pipe (11) in size in a penetrating mode, and the diameter of the limiting block (12) is larger than that of the plug hole.

4. The hydraulic motor and speed reducer comprehensive test bed according to claim 1, characterized in that: the sliding block (6) is disc-shaped, and the diameter of the sliding block (6) is larger than that of the sliding groove (16).

5. The hydraulic motor and speed reducer comprehensive test bed according to claim 1, characterized in that: the torque tester (8) and the second fixing plate (9) are electrically connected with a computer through leads.

6. The hydraulic motor and speed reducer comprehensive test bed according to claim 1, characterized in that: the second through holes (18) are located in the center of the second fixing plate (9), the number of the first through holes (17) is six, and the three first through holes (17) are symmetrically distributed on two sides of the second through holes (18) in a group.

7. The hydraulic motor and speed reducer comprehensive test bed according to claim 1, characterized in that: one side surface mounting of box (3) has hinge (13), box (3) are rotated through hinge (13) and are installed cabinet door (15), the fixed surface of cabinet door (15) has handle (14).