CN214793789U

CN214793789U - Gearbox noise anomaly detection alarm

Info

Publication number: CN214793789U
Application number: CN202121417436.2U
Authority: CN
Inventors: 郝晓锋; 王旭晖
Original assignee: Shenzhen Obdspace Co ltd
Current assignee: Shenzhen Obdspace Co ltd
Priority date: 2021-06-23
Filing date: 2021-06-23
Publication date: 2021-11-19
Anticipated expiration: 2031-06-23

Abstract

The invention discloses a gearbox noise abnormity detection warning indicator, and belongs to the technical field of automobile maintenance. It includes the workstation, sets up decibel appearance and the driving motor of horizontal installation on the workstation, the mesa of workstation is equipped with the mounting bracket, be equipped with the scissors elevating gear who is used for driving the mounting bracket lift on the workstation, be equipped with the level on the mounting bracket towards driving motor or keep away from driving motor's first strutting arrangement, be equipped with on the first strutting arrangement with first strutting arrangement's the horizontal vertically second strutting arrangement of moving direction, be equipped with on the second strutting arrangement and be used for driving gearbox along vertical axis pivoted carousel subassembly. This application scheme can adapt to different types of gearbox noise test, and after position adjustment, different types of gearbox homoenergetic and driving motor effectively dock, have improved the commonality that detects the gearbox noise.

Description

Gearbox noise anomaly detection alarm

Technical Field

The invention relates to the technical field of automobile maintenance, in particular to a gearbox noise abnormity detection warning indicator.

Background

The gearbox is an important mechanical part in a transmission mechanism, an internal control mechanism of the gearbox is precise, the space is narrow, and the gearbox is inevitably in failure after long-time operation, so that the working efficiency of mechanical equipment is influenced. In particular, in a traveling vehicle, since the quality of the transmission is related to the life safety of a driver, it is necessary to detect the noise when the transmission is inspected.

A patent that publication number is CN207456770U discloses a gearbox detection device, it includes the workstation, the symmetry is provided with two anchor clamps on the workstation, be provided with the mounting bracket that is used for installing the gearbox between two anchor clamps, offer the mounting groove that is used for placing the gearbox on the mounting bracket, it is provided with the motor frame to slide on the workstation, offer the guide hole that is used for supplying the mounting bracket to pass on the motor frame, install the direct current motor who is used for driving gearbox work on the motor frame, direct current motor's output shaft and the input shaft coaxial line setting of gearbox, direct current motor is connected with DC power supply, be provided with the decibel appearance that is used for detecting the noise that produces in the gearbox course of the work on the workstation. The gearbox is fixed by the aid of the mounting frame, the direct-current motor is connected with the gearbox, the gearbox is driven to rotate by the direct-current motor, and finally the noise condition generated in the rotating process of the gearbox is detected by the decibel meter

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the type and the size of gearbox are more, and when the output shaft of DC motor was connected with the integral key shaft of the gearbox of difference, the unable circumstances of connecting appeared easily.

SUMMERY OF THE UTILITY MODEL

In order to help noise detection to multiple types of gearboxes, the application provides a gearbox noise anomaly detection alarm.

The application provides a gearbox noise anomaly detection attention device adopts following technical scheme:

the utility model provides a gearbox noise anomaly detects attention device, includes workstation, sets up decibel appearance and the driving motor of horizontal installation on the workstation, its characterized in that: the mesa of workstation is equipped with the mounting bracket, be equipped with the scissors elevating gear who is used for driving the mounting bracket lift on the workstation, be equipped with the level on the mounting bracket towards driving motor or keep away from driving motor's first strutting arrangement, be equipped with on the first strutting arrangement with the horizontal vertically second strutting arrangement of first strutting arrangement's direction of movement, be equipped with on the second strutting arrangement and be used for driving gearbox along vertical axis pivoted carousel subassembly.

Through adopting above-mentioned technical scheme, the gearbox is fixed in on the carousel subassembly, when needs align gearbox and driving motor, utilizes to cut the height that fork elevating gear adjusted the gearbox, utilizes first strutting arrangement and second strutting arrangement to adjust the horizontal position of gearbox, utilizes the angle that carousel subassembly adjusted the gearbox simultaneously, makes the integral key shaft of gearbox and driving motor's output shaft effectively dock to be convenient for follow-up detection to the gearbox noise. This scheme can adapt to different types of gearbox noise test, and after position adjustment, different types of gearbox homoenergetic and driving motor effectively dock, have improved the commonality that detects the gearbox noise.

Optionally, the scissor lifting device comprises two scissor rods hinged to each other and a lifting plate arranged at one end of the two scissor rods, wherein one end of the scissor rod is rotatably connected with the workbench, the other end of the scissor rod is slidably connected with the lifting plate, the other end of the scissor rod is rotatably connected with the lifting plate, the two scissor rods are arranged in two pairs, the two pairs of scissor rods are arranged oppositely, and the workbench is provided with a lifting driving assembly for driving the two pairs of scissor rod to rotate.

Through adopting above-mentioned technical scheme, it is higher to cut fork elevating gear's operating stability, and height position confirms the back comparatively firm, can guarantee the stability of gearbox installation.

Optionally, the first supporting device comprises a first supporting plate connected with the mounting frame in a sliding manner, and the lifting plate is provided with a first adjusting assembly used for driving the first supporting plate to move.

Through adopting above-mentioned technical scheme, utilize first adjusting part can drive first backup pad level and be close to driving motor or keep away from driving motor, be favorable to making driving motor and gearbox effective butt joint.

Optionally, the second supporting device comprises a second supporting plate connected to the top surface of the first supporting plate in a sliding manner, the sliding direction of the second supporting plate is perpendicular to the sliding direction of the first supporting plate, and a second adjusting assembly used for driving the second supporting plate to move is arranged on the first supporting plate.

By adopting the technical scheme, the transverse position of the gearbox is adjusted by the second adjusting component, so that the spline shaft of the gearbox can be coaxial with the output shaft of the driving motor.

Optionally, the turntable assembly comprises a gearbox support plate rotatably connected with the top of the second support plate, the gearbox support plate uses a vertical axis as a rotation axis, and the second support plate is provided with a third adjusting piece for driving the gearbox support plate to rotate.

By adopting the technical scheme, the third adjusting part is utilized to drive the gearbox to rotate, so that the angle of the gearbox can be finely adjusted, and the axis of the spline shaft of the gearbox is collinear with the axis of the output shaft of the driving motor.

Optionally, a rotary table is arranged between the gearbox supporting plate and the second supporting plate, the bottom side of the rotary table is rotatably connected with the top surface of the second supporting plate, and the top side of the rotary table is fixedly connected with the bottom side of the gearbox supporting plate.

Through adopting above-mentioned technical scheme, the gearbox backup pad passes through the carousel and is connected with the rotation of second backup pad, and the carousel plays the effect that improves gearbox backup pad rotation precision.

Optionally, the third adjusting part comprises a turntable motor mounted on the bottom side of the second supporting plate, and the turntable motor is in transmission connection with the turntable.

By adopting the technical scheme, the angle of the gearbox can be adjusted by controlling the turntable motor by workers in an electric control mode, so that the labor intensity of the workers is reduced.

Optionally, the second adjusting assembly includes a second screw rod in threaded connection with the bottom side of the second support plate, the second screw rod is rotatably connected with the first support plate, and one end of the second screw rod is connected with a second driving motor.

Through adopting above-mentioned technical scheme, screw rod transmission mode's transmission precision is higher, and has the auto-lock nature, can effectively improve second backup pad position control's precision.

Optionally, the first adjusting assembly includes a first screw rod in threaded connection with the bottom side of the first support plate, the first screw rod is rotatably connected with the mounting frame, and one end of the first screw rod is connected with a first driving motor.

Through adopting above-mentioned technical scheme, screw drive mode's transmission precision is higher, can effectively improve the precision of first backup pad position control.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the scheme of the application can be adapted to noise tests of different types of gearboxes, and after position adjustment, the different types of gearboxes can be effectively butted with the driving motor, so that the universality of the noise test of the gearboxes is improved;

2. the precision and the stability of the height position adjustment of the gearbox can be effectively improved by utilizing the scissor lifting device;

3. the horizontal angle of the gearbox can be adjusted by utilizing the turntable assembly, so that the gearbox is accurately butted with the driving motor.

Drawings

Fig. 1 is a front view of the overall structure of an embodiment of the present application.

Fig. 2 is a schematic view mainly showing a second supporting device and a turntable assembly according to an embodiment of the present application.

Description of reference numerals:

1. a work table; 11. a drive motor; 12. a decibel meter; 121. a strut; 2. a scissor lift device; 21. shearing a fork rod; 22. a lifting plate; 23. a slider; 24. a connecting rod; 25. a telescopic cylinder; 3. a mounting frame; 4. a first support device; 41. a first support plate; 411. a first fixing plate; 42. a first screw; 43. a first drive motor; 5. a second support device; 51. a second support plate; 511. a second fixing plate; 52. a second screw; 6. a turntable assembly; 61. a turntable; 62. a gearbox support plate; 621. positioning holes; 63. a rotating shaft; 64. a turntable motor.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses gearbox noise anomaly detection warning indicator. Referring to fig. 1, the worktable 1 is provided, a driving motor 11 is installed on the working surface of the worktable 1, and the output shaft of the driving motor 11 faces to the horizontal direction.

Wherein, be equipped with on the workstation 1 and cut fork elevating gear 2, cut fork elevating gear 2 and include two scissors fork poles 21 and a lifter plate 22, two scissors fork poles 21 are equipped with two pairs, and lifter plate 22 level is fixed on the top of two pairs of scissors fork poles 21. The two scissor rods 21 are arranged in a crossed mode, the centers of the two scissor rods 21 are connected in a rotating mode, one end of one scissor rod 21 in one pair of scissor rods 21 is hinged to the top of the workbench 1, the other end of the other scissor rod 21 is connected with the lifting plate 22 in a sliding mode through the sliding block 23, the scissor rods 21 are connected with the sliding block 23 in a rotating mode, one end of the other scissor rod 21 in the other pair of scissor rods 21 is hinged to the bottom side of the lifting plate 22, the other end of the other scissor rod 21 is connected with the workbench 1 in a sliding mode through the sliding block 23, and the workbench 1 is provided with a lifting driving assembly used for driving the two pairs of scissor rods 21 to rotate.

The lifting driving assembly comprises a connecting rod 24 and a telescopic cylinder 25, the two ends of the connecting rod 24 are fixedly connected with the sliding blocks 23 between the two pairs of scissor rods 21, the telescopic cylinder 25 is installed on the workbench 1, and the telescopic end of the telescopic cylinder 25 is fixedly connected with the center of the connecting rod 24. When the telescopic cylinder 25 is telescopic, the slide block 23 is driven to move, and then the two scissor rods 21 are rotated, and the lifting plate 22 is driven to lift.

Referring to fig. 1, install mounting bracket 3 on the top surface of lifter plate 22, be equipped with first strutting arrangement 4 on mounting bracket 3, first strutting arrangement 4 includes first backup pad 41, the both sides limit and mounting bracket 3 sliding connection of first backup pad 41, the slip direction of first backup pad 41 is unanimous with driving motor 11's output shaft axis direction, be equipped with the first adjusting part who drives first backup pad 41 and remove on mounting bracket 3, first adjusting part includes first screw rod 42 and first driving motor 43.

First fixed plate 411 is installed to the bottom side of first backup pad 41, and first screw rod 42 runs through first fixed plate 411 and with first fixed plate 411 threaded connection along the horizontal direction, and first screw rod 42 is close to the periphery at both ends and rotates with mounting bracket 3 and be connected, and first driving motor 43 installs on mounting bracket 3, and first driving motor 43's output shaft and first screw rod 42 coaxial coupling.

Referring to fig. 1 and 2, the top surface of the first supporting plate 41 is provided with a second supporting device 5, the second supporting device 5 includes a second supporting plate 51 slidably connected to the top surface of the first supporting plate 41 through a sliding rail, the sliding direction of the second supporting plate 51 is horizontally perpendicular to the sliding direction of the first supporting plate 41, and a second adjusting assembly is arranged on the second supporting plate 51 and includes a second screw 52 and a second driving motor.

A second fixing plate 511 is fixed at the center of the bottom side of the second support plate 51, a second screw 52 horizontally penetrates through the second fixing plate 511 and is in threaded connection with the second fixing plate 511, the peripheries of the second screw 52 close to the two ends are rotatably connected with the top side of the second support plate 51, a second driving motor is installed on the top side of the first support plate 41, and the output shaft of the second driving motor is coaxially connected with the second screw 52.

Meanwhile, the top surface of the second support plate 51 is provided with a turntable assembly 6 for driving the gearbox to rotate, the turntable assembly 6 comprises a turntable 61, a gearbox support plate 62, a rotating shaft 63 and a third adjusting piece, a groove is formed in the top surface of the second support plate 51, the turntable 61 is rotatably connected in the groove, the rotating axis of the turntable 61 is arranged in the vertical direction, the top side of the turntable 61 is higher than the top side of the second support plate 51, the gearbox support plate 62 is fixed on the top surface of the turntable 61, a plurality of positioning holes 621 for fixing the gearbox are formed in the top surface of the gearbox support plate 62, the rotating shaft 63 is fixed at the center of the bottom side of the turntable 61, the rotating shaft 63 is rotatably connected with the inner wall of the second support plate 51, the third adjusting piece is set as a turntable motor 64, the turntable motor 64 is vertically installed on the bottom side of the second support plate 51, and the output shaft of the turntable motor 64 is in transmission connection with the rotating shaft 63 through a gear set.

Referring to fig. 1, the working face of the workbench 1 and the side of the gearbox mounting position are provided with a supporting rod 121, a decibel meter 12 is mounted on the top side of the supporting rod 121, when the driving motor 11 drives the gearbox to rotate, the decibel meter 12 can detect the noise of the gearbox, and the worker can judge whether the gearbox is abnormal according to the noise detection value of the decibel meter 12.

The implementation principle of the gearbox noise abnormity detection warning indicator in the embodiment of the application is as follows: the gearbox is placed on gearbox backup pad 62, utilizes locating hole 621 to fix the gearbox, then utilizes telescopic cylinder 25 to control the height of lifter plate 22 and regulate and control the height of gearbox, utilizes carousel subassembly 6 to adjust the angle of gearbox next, makes the integral key shaft of gearbox coaxial with driving motor 11's output shaft, then controls first strutting arrangement 4 and second strutting arrangement 5, adjusts the horizontal position of gearbox, realizes the coaxial butt joint of the integral key shaft of gearbox and driving motor 11's output shaft.

This scheme can adapt to different types of gearbox noise test, and after position adjustment, different types of gearbox homoenergetic and driving motor 11 effective butt joint have improved the commonality that detects the gearbox noise.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a gearbox noise anomaly detects attention device, includes workstation (1), decibel appearance (12) and the driving motor (11) of horizontal installation on workstation (1) of setting on workstation (1), its characterized in that: the mesa of workstation (1) is equipped with mounting bracket (3), be equipped with on workstation (1) and be used for driving scissors fork elevating gear (2) that mounting bracket (3) go up and down, be equipped with first strutting arrangement (4) that the level goes towards driving motor (11) or keep away from driving motor (11) on mounting bracket (3), be equipped with on first strutting arrangement (4) with the horizontal vertically second strutting arrangement (5) of direction of movement of first strutting arrangement (4), be equipped with on second strutting arrangement (5) and be used for driving gearbox along vertical axis pivoted rotating disc assembly (6).

2. The transmission noise anomaly detection annunciator of claim 1, wherein: cut fork elevating gear (2) including mutual articulated two and cut fork pole (21) and establish lifter (22) of keeping away from workstation (1) one end at two and cut fork pole (21), one the one end of cutting fork pole (21) rotates with workstation (1) to be connected, one the other end and lifter (22) sliding connection of cutting fork pole (21), another the one end and workstation (1) sliding connection of cutting fork pole (21), another the other end and lifter (22) of cutting fork pole (21) rotate to be connected, two it establishes to two pairs to cut fork pole (21), and two pairs of cutting fork poles (21) set up relatively, be equipped with on workstation (1) and be used for driving two pairs of lifting drive subassemblies that cut fork pole (21) pivoted.

3. The transmission noise abnormality detection annunciator of claim 2, characterized in that: first strutting arrangement (4) include with mounting bracket (3) sliding connection's first backup pad (41), be equipped with on lifter plate (22) and be used for driving the first adjusting part that first backup pad (41) removed.

4. The transmission noise abnormality detection annunciator of claim 3, characterized in that: the first adjusting component comprises a first screw rod (42) in threaded connection with the bottom side of the first supporting plate (41), the first screw rod (42) is rotatably connected with the mounting frame (3), and one end of the first screw rod (42) is connected with a first driving motor (43).

5. The transmission noise abnormality detection annunciator of claim 3, characterized in that: the second supporting device (5) comprises a second supporting plate (51) which is connected to the top surface of the first supporting plate (41) in a sliding mode, the sliding direction of the second supporting plate (51) is perpendicular to the sliding direction of the first supporting plate (41), and a second adjusting component which is used for driving the second supporting plate (51) to move is arranged on the first supporting plate (41).

6. The transmission noise anomaly detection annunciator of claim 5, wherein: the second adjusting component comprises a second screw rod (52) in threaded connection with the bottom side of a second supporting plate (51), the second screw rod (52) is rotatably connected with the first supporting plate (41), and one end of the second screw rod (52) is connected with a second driving motor.

7. The transmission noise anomaly detection annunciator of claim 5, wherein: carousel subassembly (6) include with the top of second backup pad (51) rotate gearbox supporting plate (62) of being connected, gearbox supporting plate (62) use vertical axis as the rotation axis, be equipped with on second backup pad (51) and be used for driving gearbox supporting plate (62) pivoted third regulating part.

8. The transmission noise anomaly detection annunciator of claim 7, wherein: a rotary table (61) is arranged between the gearbox supporting plate (62) and the second supporting plate (51), the bottom side of the rotary table (61) is rotatably connected with the top surface of the second supporting plate (51), and the top side of the rotary table (61) is fixedly connected with the bottom side of the gearbox supporting plate (62).

9. The transmission noise anomaly detection annunciator of claim 7, wherein: the third adjusting part comprises a turntable motor (64) arranged at the bottom side of the second supporting plate (51), and the turntable motor (64) is in transmission connection with the turntable (61).