CN216524787U

CN216524787U - Gear train transmission fault diagnosis device

Info

Publication number: CN216524787U
Application number: CN202123319068.0U
Authority: CN
Inventors: 肖鑫龙; 李薇
Original assignee: Anhui University of Science and Technology
Current assignee: Anhui University of Science and Technology
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-05-13
Anticipated expiration: 2031-12-24

Abstract

The utility model relates to the technical field of gear train transmission fault diagnosis, in particular to a gear train transmission fault diagnosis device which comprises a diagnosis platform, wherein the top surface of the diagnosis platform is provided with a first chute and a second chute which are vertical to each other, a first screw rod is horizontally and rotatably connected between the inner walls of the opposite sides of the first chute through a ball bearing, the outer wall of the first screw rod is in threaded connection with a box body, and a clamping structure is arranged on the box body; the inner wall of the opposite side of the second chute is horizontally and rotatably connected with a second screw through a ball bearing, the outer wall of the second screw is in threaded connection with a lifting cylinder, the output end of the lifting cylinder is fixedly connected with an installation supporting plate, the top surface of the installation supporting plate is provided with a first motor through a bolt, and the output shaft of the first motor is coaxially connected with a coupler. The gear train transmission fault diagnosis device can diagnose gear boxes with different sizes, so that the practicability of the gear train transmission fault diagnosis device is improved, and the situation that the gear boxes can move when in operation is avoided.

Description

Gear train transmission fault diagnosis device

Technical Field

The utility model relates to the technical field of gear train transmission fault diagnosis, in particular to a gear train transmission fault diagnosis device.

Background

The gear trains are divided into a fixed-axis gear train and a planetary gear train. A fixed axis gear train is one in which the position of the axis of each gear relative to the housing is always fixed when the gear train is in operation, and a planetary gear train is one in which the axis of a gear is rotated relative to a fixed axis or plane when the gear is in operation.

The gear train transmission is generally integrated in a gear box, and when the gear train transmission in the gear box is diagnosed, the gear box needs to be disassembled, but the diagnosis is time-consuming and labor-consuming, so that the gear train transmission fault diagnosis device is generally used for diagnosing the gear train transmission fault through vibration information when the gear box runs, but most gear train transmission fault diagnosis devices cannot diagnose gear boxes with different sizes, and the flexibility is poor.

In order to solve the problems, the transmission fault diagnosis device of the gear train is provided by improving the device.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model provides a gear train transmission fault diagnosis device which comprises a diagnosis platform, wherein the top surface of the diagnosis platform is provided with a first chute and a second chute which are vertical to each other, a first screw rod is horizontally and rotatably connected between the inner walls of the opposite sides of the first chute through a ball bearing, the outer wall of the first screw rod is in threaded connection with a box body, and a clamping structure is arranged on the box body;

the inner wall of the opposite side of the second chute is horizontally and rotatably connected with a second screw through a ball bearing, the outer wall of the second screw is in threaded connection with a lifting cylinder, the output end of the lifting cylinder is fixedly connected with an installation supporting plate, the top surface of the installation supporting plate is provided with a first motor through a bolt, the output shaft of the first motor is coaxially connected with a coupler, and the coupler is provided with a vibration sensor.

As a preferable technical scheme of the utility model, two first sliding rods are horizontally and fixedly connected between the inner walls of the opposite sides of the first sliding chute, and both the two first sliding rods are connected to the box body in a sliding manner.

As a preferable technical scheme, two second sliding rods are horizontally and fixedly connected between the inner walls of the opposite sides of the second sliding chute, and both the two second sliding rods are connected to the lifting cylinder in a sliding mode.

As a preferable technical scheme of the utility model, the first screw rod and the second screw rod extend to one end outside the diagnosis platform, and are coaxially and fixedly connected with hand wheels, an L-shaped plate is fixedly installed on the top surface of the diagnosis platform through bolts, and an illuminating lamp used for improving the brightness of a diagnosis area of a gear train is arranged on the inner top surface of the L-shaped plate.

As a preferable technical proposal of the utility model, the clamping structure comprises a left clamping plate and a right clamping plate, the top surface of the box body is symmetrically and slidably connected with a left clamping plate and a right clamping plate through a rectangular through hole, the opposite sides of the left clamping plate and the right clamping plate in the box body are horizontally and integrally connected with racks, the side surfaces of the two racks are connected with a limiting rod in a sliding way through a sliding hole, the other ends of the two limiting rods are respectively and fixedly connected with the side surfaces of the left clamping plate and the right clamping plate, the two racks are respectively meshed with a straight gear, and the straight gear is positioned between the two racks, the inner walls of the opposite sides of the box body are horizontally and rotatably connected with a transmission rod through a ball shaft, the outer wall of the transmission rod is sleeved with a straight gear, a second motor is installed on the side face of the box body through a bolt, and an output shaft of the second motor is fixedly connected with the transmission rod in a coaxial mode.

As a preferred technical scheme of the utility model, two T-shaped plates are symmetrically arranged on the bottom surface of the diagnosis platform, a reinforcing support plate is horizontally and integrally connected between the two T-shaped plates, and a drawer for storing diagnosis auxiliary tools is arranged between the top surface of the reinforcing support plate and the bottom surface of the diagnosis platform.

As a preferred technical scheme of the present invention, a control panel is disposed on the top surface of the diagnosis platform, and the control panel is electrically connected to the lifting cylinder, the first motor, the vibration sensor, the illuminating lamp, and the second motor through wires.

The utility model has the beneficial effects that:

the utility model provides a, this kind of gear train transmission fault diagnosis device, through the first screw rod of hand wheel rotation, adjust the box lateral position, rotate the second screw rod through the hand wheel simultaneously, adjust the longitudinal position that promotes the cylinder, rethread control panel starts and promotes the cylinder, further adjusts the height of first motor, realizes the output shaft to first motor output shaft and unidimensional gear box, can diagnose not unidimensional gear box to improve this gear train transmission fault diagnosis device practicality.

Two, this kind of gear train transmission fault diagnosis device starts second motor 20 and rotates the straight-teeth gear, and the straight-teeth gear rotates under the effect of gag lever post to drive two rack removal, make left grip block and right grip block be close to along the rectangle through-hole at last, realize fixed to the centre gripping of gear box, avoided the gear box when the operation, can take place to remove.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic perspective view of a gear train transmission failure diagnostic apparatus of the present invention;

FIG. 2 is a schematic cross-sectional view of a housing of a gear train transmission failure diagnostic apparatus of the present invention;

in the figure: 1. a diagnostic platform; 2. a T-shaped plate; 3. a reinforcing support plate; 4. a drawer; 5. a first chute; 6. a second chute; 7. a first screw; 8. a box body; 9. a clamping structure; 91. a left clamping plate; 92. a right clamping plate; 93. a rack; 94. a limiting rod; 95. a spur gear; 10. a second screw; 11. a lift cylinder; 12. mounting a support plate; 13. a first motor; 14. a coupling; 15. a first slide bar; 16. a second slide bar; 17. a vibration sensor; 18. an L-shaped plate; 19. an illuminating lamp; 20. a second motor; 21. a control panel.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in fig. 1-2, a gear train transmission fault diagnosis device comprises a diagnosis platform 1, wherein the top surface of the diagnosis platform 1 is provided with a first chute 5 and a second chute 6 which are perpendicular to each other, a first screw 7 is horizontally and rotatably connected between the inner walls of the opposite sides of the first chute 5 through a ball bearing, the outer wall of the first screw 7 is in threaded connection with a box body 8, and a clamping structure 9 is arranged on the box body 8;

the inner wall of the opposite side of the second chute 6 is horizontally and rotatably connected with a second screw rod 10 through a ball bearing, the outer wall of the second screw rod 10 is in threaded connection with a lifting cylinder 11, the output end of the lifting cylinder 11 is fixedly connected with an installation supporting plate 12, a first motor 13 is installed on the top surface of the installation supporting plate 12 through a bolt, the output shaft of the first motor 13 is coaxially connected with a coupler 14, the coupler 14 is provided with a vibration sensor 17, the vibration information of the gear box is transmitted to a control panel 21 through the vibration sensor 17, the control panel 21 can automatically analyze the vibration information of the gear box, and the transmission fault diagnosis of the gear box is achieved.

Two first slide bars 15 of level fixedly connected with between the opposite side inner wall of first spout 5, two equal sliding connection in box 8 of first slide bar 15 prevent to break when first screw rod 7 rotates.

Two second slide bars 16 are horizontally and fixedly connected between the inner walls of the opposite sides of the second sliding groove 6, and the two second slide bars 16 are connected to the lifting cylinder 11 in a sliding mode to prevent the second screw rod 10 from being broken when rotating.

First screw rod 7 and second screw rod 10 extend to the equal coaxial fixedly connected with hand wheel of the outside one end of diagnosis platform 1, and there is L template 18 on the top surface of diagnosis platform 1 through bolt fixed mounting to the top surface is provided with light 19 that is used for promoting the regional luminance of gear train diagnosis in the L template 18, through light 19, is favorable to being connected between the output shaft of shaft coupling 14 and gear box.

The clamping structure 9 comprises a left clamping plate 91 and a right clamping plate 92, the top surface of the box body 8 is symmetrically and slidably connected with the left clamping plate 91 and the right clamping plate 92 through a rectangular through hole, opposite sides of the left clamping plate 91 and the right clamping plate 92 in the box body 8 are horizontally and integrally connected with racks 93, the side surfaces of the two racks 93 are slidably connected with limit rods 94 through sliding holes, the other ends of the two limit rods 94 are fixedly connected with the side surfaces of the left clamping plate 91 and the right clamping plate 92 respectively, the two racks 93 are meshed with straight gears 95 respectively, the straight gears 95 are positioned between the two racks 93, a transmission rod is horizontally and rotatably connected between the inner walls of the opposite sides of the box body 8 through ball shafts, the outer wall of the transmission rod is sleeved with straight gears 95, the side surface of the box body 8 is provided with a second motor 20 through a bolt, an output shaft of the second motor 20 is coaxially and fixedly connected with the transmission rod, the second motor 20 is started to rotate the straight gears 95 through the control panel 21, spur gear 95 rotates, under the effect of gag lever post 94 to drive two racks 93 and remove, make left grip block 91 and right grip block 92 be close to along the rectangle through-hole of box 8 top surface at last, realize fixed to the centre gripping of gear box, avoided the gear box when the operation, can take place the spurious motion.

Two T templates 2 are symmetrically installed on the bottom surface of the diagnosis platform 1, a reinforcing support plate 3 is horizontally and integrally connected between the two T templates 2, the support stability of the diagnosis platform 1 is improved, and a drawer 4 for storing diagnosis auxiliary tools is arranged between the top surface of the reinforcing support plate 3 and the bottom surface of the diagnosis platform 1.

The top surface of the diagnosis platform 1 is provided with a control panel 21, and the control panel 21 is electrically connected with the lifting cylinder 11, the first motor 13, the vibration sensor 17, the illuminating lamp 19 and the second motor 20 through wires.

The working principle is as follows: when the gear train transmission fault diagnosis device is used, whether parts of the gear train transmission fault diagnosis device can be normally used is checked firstly, a gear box to be diagnosed is placed on the top surface of a box body 8 after the gear box to be diagnosed is checked, then a control panel 21 is used for starting a second motor 20 to rotate a straight gear 95, the straight gear 95 rotates, under the action of a limiting rod 94, two racks 93 are driven to move, and finally a left clamping plate 91 and a right clamping plate 92 are close to each other along a rectangular through hole, so that the gear box is clamped and fixed, and the gear box is prevented from being moved disorderly when in operation;

then, the first screw 7 is rotated through a hand wheel, the transverse position of the box body 8 is adjusted, meanwhile, the second screw 10 is rotated through the hand wheel, the longitudinal position of the lifting cylinder 11 is adjusted, then the lifting cylinder 11 is started through the control panel 21, the height of the first motor 13 is further adjusted, the output shaft of the first motor 13 is connected with the output shafts of the gear boxes with different sizes, and therefore the practicability of the gear train transmission fault diagnosis device is improved;

subsequently, the first motor 13 is started to drive the gear box to operate through the control panel 21, the vibration information of the gear box is transmitted to the control panel 21 through the vibration sensor 17, and the control panel 21 can automatically analyze the vibration information of the gear box, so that the transmission fault diagnosis of the gear box is achieved.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element 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 should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A gear train transmission fault diagnosis device comprises a diagnosis platform (1), and is characterized in that the top surface of the diagnosis platform (1) is provided with a first chute (5) and a second chute (6) which are perpendicular to each other, a first screw (7) is horizontally and rotatably connected between the inner walls of the opposite sides of the first chute (5) through a ball bearing, the outer wall of the first screw (7) is in threaded connection with a box body (8), and a clamping structure (9) is arranged on the box body (8);

the utility model discloses a vibration sensor, including second spout (6), second screw rod (10) outer wall threaded connection have a lift cylinder (11), lift cylinder (11) output end fixedly connected with erection bracing board (12), first motor (13) are installed through the bolt to erection bracing board (12) top surface, the output shaft coaxial coupling of first motor (13) has shaft coupling (14), and shaft coupling (14) are provided with vibration sensor (17).

2. A gear train transmission failure diagnosis device according to claim 1, characterized in that two first sliding bars (15) are fixedly connected horizontally between the inner walls of opposite sides of the first chute (5), both first sliding bars (15) being slidably connected to the casing (8).

3. A gear train transmission failure diagnosis device according to claim 1, characterized in that two second slide bars (16) are fixedly connected horizontally between the inner walls of the second chute (6) on opposite sides, both second slide bars (16) being slidably connected to the lifting cylinder (11).

4. The gear train transmission fault diagnosis device according to claim 1, characterized in that a hand wheel is coaxially and fixedly connected to one end of the first screw (7) and the second screw (10) extending to the outside of the diagnosis platform (1), an L-shaped plate (18) is fixedly installed on the top surface of the diagnosis platform (1) through bolts, and an illuminating lamp (19) used for improving the brightness of the diagnosis area of the gear train is arranged on the inner top surface of the L-shaped plate (18).

5. The gear train transmission fault diagnosis device according to claim 1, wherein the clamping structure (9) comprises a left clamping plate (91) and a right clamping plate (92), the top surface of the box body (8) is symmetrically and slidably connected with the left clamping plate (91) and the right clamping plate (92) through a rectangular through hole, opposite sides of the left clamping plate (91) and the right clamping plate (92) in the box body (8) are horizontally and integrally connected with racks (93), the side surfaces of the two racks (93) are slidably connected with limit rods (94) through sliding holes, the other ends of the two limit rods (94) are respectively and fixedly connected with the side surfaces of the left clamping plate (91) and the right clamping plate (92), the two racks (93) are respectively engaged with straight gears (95), the gear (95) is located between the two racks (93), and the inner walls of opposite sides of the box body (8) are horizontally and rotatably connected with a transmission rod through a ball shaft side, the outer wall of the transmission rod is sleeved with a straight gear (95), the side face of the box body (8) is provided with a second motor (20) through a bolt, and an output shaft of the second motor (20) is fixedly connected with the transmission rod in a coaxial mode.

6. The gear train transmission fault diagnosis device according to claim 1, characterized in that two T-shaped plates (2) are symmetrically installed on the bottom surface of the diagnosis platform (1), a reinforcing plate (3) is horizontally and integrally connected between the two T-shaped plates (2), and a drawer (4) for storing diagnosis auxiliary tools is arranged between the top surface of the reinforcing plate (3) and the bottom surface of the diagnosis platform (1).

7. A gear train transmission fault diagnosis device according to claim 1, 4 or 5, characterized in that the top surface of the diagnosis platform (1) is provided with a control panel (21), and the control panel (21) is electrically connected with the lifting cylinder (11), the first motor (13), the vibration sensor (17), the illuminating lamp (19) and the second motor (20) through wires.