CN114509258A - Vibration and noise integrated testing machine for experimental study of gear characteristics of speed reducer - Google Patents
Vibration and noise integrated testing machine for experimental study of gear characteristics of speed reducer Download PDFInfo
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- CN114509258A CN114509258A CN202210033386.0A CN202210033386A CN114509258A CN 114509258 A CN114509258 A CN 114509258A CN 202210033386 A CN202210033386 A CN 202210033386A CN 114509258 A CN114509258 A CN 114509258A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/021—Gearings
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/025—Test-benches with rotational drive means and loading means; Load or drive simulation
- G01M13/026—Test-benches of the mechanical closed-loop type, i.e. having a gear system constituting a closed-loop in combination with the object under test
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/028—Acoustic or vibration analysis
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
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- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a vibration and noise integrated testing machine for gear characteristic experimental study of a speed reducer, which comprises a test board, a testing platform and a testing platform, wherein the test board is a main outer frame supporting structure of equipment; the speed reduction box is positioned on the outer surface of one end of the test board, a first rotating shaft and a second rotating shaft are respectively arranged in the speed reduction box, and the output end of the second rotating shaft is connected with a speed reduction motor. This integrative test machine of vibration and noise for speed reducer gear characteristic experimental study, the pneumatic cylinder is flexible between testboard and support frame, can adjust the interval of testboard and support frame, when changing the gear that awaits measuring, can break away from the connecting cylinder is inside with the one end of connecting axle through the mode of horizontal regulation, is convenient for change the gear that awaits measuring, reduces and changes required step to the efficiency of software testing has been increased.
Description
Technical Field
The invention relates to the technical field of gear characteristic tests, in particular to a vibration and noise integrated test machine for gear characteristic experimental research of a speed reducer.
Background
The gear transmission is an important transmission form for transmitting power, plays an important role in the fields of automobiles, ships, aerospace, aviation and the like, along with the improvement of scientific and technological development and use requirements, the gear transmission power is gradually increased, the operation rotating speed is gradually increased, the requirements on the vibration and noise of the gear are higher and higher, the vibration and noise of the gear are important indexes for evaluating the gear transmission performance, the research on the vibration and noise of the gear can provide technical support for the design and manufacture of a high-performance gear, the existing gear transmission test bed mainly is an open test bed aiming at the use environment characteristics of high speed and heavy load of the gear of a ship, the test capability of the open test bed is mainly limited by a loading device, and the test requirements on the high speed and heavy load of the gear of the ship are difficult to meet, so that a mechanical power closed test bed is designed to complete the test research on the high speed and heavy load gear, and the mechanical power closed test bed is designed through the structural design of the test bed, The test bench can analyze the influence of factors such as gear precision, gear basic parameters, helical gears, herringbone gears and the like on the gear transmission performance under the condition of unchanging center distance, and can realize the development of multiple factor verification tests on one test bench.
However, at the in-process to gear vibration and noise test, can't adapt to the gear diameter size of different diameters according to actual demand, in the testing process, have certain limitation to inconvenient change the test gear, facing the gear test work of big cardinal number, influence the gear measuring result accuracy, thereby reduced holistic practicality, consequently, need a speed reducer gear characteristic experiment research with vibration and noise integrated test machine.
Disclosure of Invention
The invention aims to provide a vibration and noise integrated testing machine for experimental research of gear characteristics of a speed reducer, and aims to solve the problems that the diameter of gears with different diameters cannot be adapted according to actual requirements, the limitation is certain in the testing process, the testing gear is inconvenient to replace, and the accuracy of the gear measuring result is influenced in the face of the gear testing work with a large base number in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a speed reducer gear characteristic experimental study is with integrative test machine of vibration and noise, includes:
the test bed is a main outer frame supporting structure of equipment, a hydraulic cylinder is arranged on the outer surface of the test bed, the other end of the hydraulic cylinder is connected with a support frame, and the support frame is positioned on the opposite surface of the test bed;
the speed reduction box is positioned on the outer surface of one end of the test board, a first rotating shaft and a second rotating shaft are respectively arranged in the speed reduction box, and the output end of the second rotating shaft is connected with a speed reduction motor;
the guide frame is positioned on the outer surface of the test board, and a toothed belt is arranged inside the guide frame;
the connecting shaft is positioned between the test board and the support frame, one end of the connecting shaft penetrates through the interior of the test board, and a gear to be tested is arranged on the outer surface of the connecting shaft;
the adjusting frame is positioned on the outer surface of the guide frame, a locking bolt is connected inside the adjusting frame, and one end of the locking bolt penetrates through the adjusting frame and the inside of the guide frame;
the adjusting screw is connected to the bottom of the reduction gearbox, one end of the adjusting screw is connected with the handle, one end of the adjusting screw penetrates through the interior of the reduction gearbox, and one end of the adjusting screw is connected with the fixing plate;
the connecting cylinder is located the support frame one end surface, connecting cylinder inside is provided with ball bearing.
As a preferred technical scheme, the test board forms a telescopic adjusting structure through a hydraulic cylinder and a support frame, the support frame is fixedly connected with the connecting cylinder, the test board and the support frame are identical in shape and structure, and the test board is of an arc-shaped structure.
Adopt above-mentioned technical scheme, the pneumatic cylinder is flexible between testboard and support frame, can adjust the interval of testboard and support frame, when changing the gear that awaits measuring, can break away from the connecting cylinder is inside with the one end of connecting axle through the mode of horizontal regulation, is convenient for change the gear that awaits measuring, reduces and changes required step to efficiency of software testing has been increased.
As a preferable technical scheme of the invention, the reduction gearbox is movably connected with the test board, the reduction gearbox is rotatably connected with the first rotating shaft and the second rotating shaft, a first gear set is arranged on the outer surface of the first rotating shaft, a second gear set is arranged on the outer surface of the second rotating shaft, the second gear set is in meshed connection with the first gear set, and the first gear set is in meshed connection with the gear to be tested.
By adopting the technical scheme, the first gear set on the outer surface of the first rotating shaft is meshed with the gear to be tested and the second gear set respectively, and meanwhile, the second rotating shaft connected with the middle end of the second gear set is driven by the speed reducing motor, so that the first gear set can be controlled to be meshed with the gear to be tested for transmission in real time, and the vibration and noise generated in the transmission process can be tested conveniently.
As a preferred technical scheme of the invention, the reduction gearbox and the adjusting screw form a thread transmission structure, slide bars are symmetrically distributed in the reduction gearbox, one end of each slide bar is connected with the fixing plate, and the slide bars are in sliding connection with the reduction gearbox.
Adopt above-mentioned technical scheme, the reducing gear box is through setting up adjusting screw and slide bar in the bottom, and screw rod and slide bar one end are connected at the fixed plate surface, under the control of handle, can wholly remove the reducing gear box to when having the effect that the direction removed to the reducing gear box, avoiding first gear train and the gear engagement that awaits measuring, need carry out the number of teeth calibration once more, the gear change work that awaits measuring of being convenient for the cooperation.
As a preferred technical scheme, the outer surface of one end of the guide frame is provided with an adjusting handle, the output end of the adjusting handle is connected with a main driving roller, an auxiliary driving roller is arranged on the opposite surface of the main driving roller, and the main driving roller, the auxiliary driving roller and the toothed belt form a driving structure.
By adopting the technical scheme, the guide frame controls the main transmission roller through the adjusting handle, the main transmission roller and the auxiliary transmission roller support and transmit the toothed belt, so that the toothed belt and the toothed block are meshed and transmitted, the adjusting frame can be controlled to slide on the outer surface of the guide frame, the adjusting frame can be adjusted according to the diameter of the gear to be measured, and the flexibility of the whole structure of the equipment is increased.
As a preferred technical scheme, the adjusting frame and the guide frame form a sliding structure, tooth blocks are distributed at the bottom of the adjusting frame at equal intervals, the tooth blocks are in meshed connection with a toothed belt, the adjusting frame is annularly distributed on the outer surface of the test board, a baffle is arranged on the outer surface of one end of the adjusting frame, and the adjusting frame and the baffle are both arc-shaped structures.
Adopt above-mentioned technical scheme, the shape structure of alignment jig, can be better with the laminating of second percentage table at the gear surface that awaits measuring, set up the area of contact that a plurality of second percentage tables increase and the gear that awaits measuring to can contrast test value, improve the cardinal number in the test process, increase test structure's accuracy.
As a preferred technical scheme, a second dial indicator is arranged in the adjusting frame, the outer surface of one end of the second dial indicator is in fit sliding connection with the gear to be measured, the adjusting frame is in threaded connection with the locking bolt, and the locking bolt is in fit connection with the guide frame.
Adopt above-mentioned technical scheme, the alignment jig runs through the alignment jig through the locking bolt when sliding along the leading truck surface to one end surface extrudees the leading truck, thereby can fix the position of alignment jig and second percentage table, increases the stability of second percentage table in the test procedure.
According to the preferable technical scheme, the ball bearings are arranged in the connecting cylinder, positioning grooves are distributed in the ball bearings at equal intervals, limiting blocks are connected in the positioning grooves and distributed on the outer surface of the connecting shaft in an annular mode, the connecting shaft and the connecting cylinder form a dismounting structure, the outer surface of one end of the connecting shaft is connected with a first dial indicator in a fitting mode, the outer surface of the first dial indicator is provided with a mounting seat, and the mounting seat is fixedly connected with the test board.
Adopt above-mentioned technical scheme, through at the inside a plurality of constant head tanks that set up of ball bearing to ball bearing installs inside the connecting cylinder, when corresponding with the connecting axle position, can be spacing to carrying out the axial of connecting axle, increases the transmission power of connecting axle, avoids the too big and transmission resistance that causes of coefficient of friction, and is convenient for carry out the dismouting to the connecting axle, and the position of first percentage table can be in the inside adjustment of mount pad simultaneously, thereby has increased holistic practicality.
Compared with the prior art, the invention has the beneficial effects that: this speed reducer gear characteristic experimental study is with integrative test machine of vibration and noise:
1. the hydraulic cylinder stretches between the test board and the support frame, the distance between the test board and the support frame can be adjusted, when the gear to be tested is replaced, one end of the connecting shaft can be separated from the inside of the connecting cylinder in a transverse adjusting mode, the gear to be tested is convenient to replace, steps required by replacement are reduced, and therefore the test efficiency is improved;
2. the reducing gear box is through setting up adjusting screw and slide bar in the bottom, and screw rod and slide bar one end are connected at the fixed plate surface, under the control of handle, can wholly remove the reducing gear box to have the effect of direction removal to the reducing gear box, when avoiding first gear train and the gear engagement that awaits measuring, need carry out the number of teeth calibration once more, the gear's that awaits measuring change work of being convenient for the cooperation.
Drawings
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic overall side view of the present invention;
FIG. 3 is a schematic side view of the adjusting bracket of the present invention;
FIG. 4 is a schematic view of the side view of the interior of the reduction gearbox of the present invention;
FIG. 5 is a schematic cross-sectional top view of the guide frame and the adjusting frame of the present invention;
FIG. 6 is a schematic view of the interior of the guiding frame and the adjusting frame of the present invention;
fig. 7 is a schematic view of the inside elevation structure of the connecting shaft and the connecting cylinder of the present invention.
In the figure: 1. a test bench; 101. a hydraulic cylinder; 102. a support frame; 2. a reduction gearbox; 21. a first rotating shaft; 22. a first gear set; 23. a second rotating shaft; 24. a second gear set; 25. a reduction motor; 3. a guide frame; 31. a toothed belt; 32. an adjusting handle; 33. a main drive roller; 34. an auxiliary driving roller; 4. a connecting shaft; 41. a gear to be tested; 42. a limiting block; 43. a first percentile table; 44. a mounting seat; 5. an adjusting bracket; 51. a baffle plate; 52. locking the bolt; 53. a second dial indicator; 54. a tooth block; 6. adjusting the screw rod; 61. a handle; 62. a slide bar; 63. a fixing plate; 7. a connecting cylinder; 71. a ball bearing; 72. and (6) positioning a groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides a speed reducer gear characteristic experimental study is with integrative test machine of vibration and noise, includes:
the test bed 1 is a main outer frame supporting structure of equipment, a hydraulic cylinder 101 is arranged on the outer surface of the test bed 1, the other end of the hydraulic cylinder 101 is connected with a support frame 102, and the support frame 102 is positioned on the opposite surface of the test bed 1; the reduction gearbox 2 is positioned on the outer surface of one end of the test board 1, a first rotating shaft 21 and a second rotating shaft 23 are respectively arranged in the reduction gearbox 2, and the output end of the second rotating shaft 23 is connected with a speed reducing motor 25; the guide frame 3 is positioned on the outer surface of the test board 1, and a toothed belt 31 is arranged inside the guide frame 3; the connecting shaft 4 is positioned between the test bench 1 and the support frame 102, one end of the connecting shaft 4 penetrates through the test bench 1, and the outer surface of the connecting shaft 4 is provided with a gear 41 to be tested; the adjusting frame 5 is positioned on the outer surface of the guide frame 3, a locking bolt 52 is connected inside the adjusting frame 5, and one end of the locking bolt 52 penetrates through the adjusting frame 5 and the inside of the guide frame 3; the adjusting screw 6 is connected to the bottom of the reduction gearbox 2, one end of the adjusting screw 6 is connected with the handle 61, one end of the adjusting screw 6 penetrates through the reduction gearbox 2, and one end of the adjusting screw 6 is connected with the fixing plate 63; and a connecting cylinder 7 located on the outer surface of one end of the support frame 102, wherein a ball bearing 71 is arranged in the connecting cylinder 7.
The test bench 1 and the support frame 102 form a telescopic adjusting structure through the hydraulic cylinder 101, the support frame 102 and the connecting cylinder 7 are fixedly connected, the test bench 1 and the support frame 102 are the same in shape and structure, and the test bench 1 is of an arc-shaped structure; pneumatic cylinder 101 is flexible between testboard 1 and support frame 102, can adjust the interval of testboard 1 and support frame 102, when changing gear 41 to be measured, can break away from connecting axle 4's one end from connecting cylinder 7 inside through the mode of horizontal regulation, is convenient for change gear 41 to be measured, reduces and changes required step to efficiency of software testing has been increased.
The reduction gearbox 2 is movably connected with the test board 1, the reduction gearbox 2 is rotatably connected with the first rotating shaft 21 and the second rotating shaft 23, a first gear set 22 is arranged on the outer surface of the first rotating shaft 21, a second gear set 24 is arranged on the outer surface of the second rotating shaft 23, the second gear set 24 is in meshed connection with the first gear set 22, and the first gear set 22 is in meshed connection with the gear 41 to be tested; the first gear set 22 on the outer surface of the first rotating shaft 21 is meshed with the gear 41 to be tested and the second gear set 24 respectively, and meanwhile, the second rotating shaft 23 connected to the middle end of the second gear set 24 is driven by the speed reducing motor 25, so that the meshing transmission of the first gear set 22 and the gear 41 to be tested can be controlled in real time, and the vibration and noise generated in the transmission process can be tested conveniently.
The reduction gearbox 2 and the adjusting screw 6 form a thread transmission structure, slide rods 62 are symmetrically distributed in the reduction gearbox 2, one end of each slide rod 62 is connected with the fixing plate 63, and the slide rods 62 are in sliding connection with the reduction gearbox 2; reduction box 2 is through setting up adjusting screw 6 and slide bar 62 in the bottom, and screw 6 and slide bar 62 one end are connected at fixed plate 63 surface, under the control of handle 61, can wholly remove reduction box 2 to reduction box 2 has the effect of direction removal, when avoiding first gear train 22 and the gear 41 that awaits measuring to mesh, need carry out the number of teeth calibration once more, the gear 41's that awaits measuring replacement work of being convenient for to cooperate.
An adjusting handle 32 is arranged on the outer surface of one end of the guide frame 3, the output end of the adjusting handle 32 is connected with a main driving roller 33, an auxiliary driving roller 34 is arranged on the opposite surface of the main driving roller 33, and the main driving roller 33, the auxiliary driving roller 34 and the toothed belt 31 form a driving structure; leading truck 3 is controlled main driving roller 33 through setting up adjustment handle 32, and main driving roller 33 supports the transmission with supplementary driving roller 34 to cingulum 31, makes cingulum 31 and the meshing transmission of cogged block 54 to can control the alignment jig 5 and slide at the leading truck 3 surface, can adjust according to the diameter of the gear 41 that awaits measuring, thereby increased equipment overall structure's flexibility.
The adjusting frame 5 and the guide frame 3 form a sliding structure, tooth blocks 54 are distributed at the bottom of the adjusting frame 5 at equal intervals, the tooth blocks 54 are in meshed connection with the toothed belt 31, the adjusting frame 5 is annularly distributed on the outer surface of the test board 1, a baffle 51 is arranged on the outer surface of one end of the adjusting frame 5, and the adjusting frame 5 and the baffle 51 are both arc-shaped structures; the shape structure of alignment jig 5, can be better with the laminating of second percentage table 53 at the gear 41 surface that awaits measuring, set up the area of contact that a plurality of second percentage tables 53 increase and the gear 41 that awaits measuring to can compare test value, improve the cardinal number in the test process, increase test structure's accuracy.
A second dial indicator 53 is arranged in the adjusting frame 5, the outer surface of one end of the second dial indicator 53 is in fit sliding connection with the gear 41 to be measured, the adjusting frame 5 is in threaded connection with the locking bolt 52, and the locking bolt 52 is in fit connection with the guide frame 3; when the adjusting bracket 5 slides along the outer surface of the guide frame 3, the adjusting bracket 5 is penetrated through the locking bolt 52, and the outer surface at one end extrudes the guide frame 3, so that the positions of the adjusting bracket 5 and the second dial indicator 53 can be fixed, and the stability of the second dial indicator 53 in the test process is improved.
A ball bearing 71 is arranged in the connecting cylinder 7, positioning grooves 72 are distributed in the ball bearing 71 at equal intervals, a limiting block 42 is connected in the positioning groove 72, the limiting block 42 is annularly distributed on the outer surface of the connecting shaft 4, the connecting shaft 4 and the connecting cylinder 7 form a dismounting structure, the outer surface of one end of the connecting shaft 4 is connected with a first dial indicator 43 in a fitting manner, an installation seat 44 is arranged on the outer surface of the first dial indicator 43, and the installation seat 44 is fixedly connected with the test board 1; through at the inside a plurality of constant head tanks 72 that set up of ball bearing 71 to ball bearing 71 is installed inside connecting cylinder 7, when corresponding with connecting axle 4 position, can be spacing to the carrying on of connecting axle 4 axial, increases the driving force of connecting axle 4, avoids the too big and transmission resistance that causes of coefficient of friction, and be convenient for carry out the dismouting to connecting axle 4, the position of first percentage table 43 can be at the inside adjustment of mount pad 44 simultaneously, thereby has increased holistic practicality.
The working principle is as follows: when the vibration and noise integrated testing machine for the gear characteristic experimental study of the speed reducer is used, firstly, the position of the adjusting frame 5 is adjusted according to the diameter of the gear 41 to be tested, the adjusting handle 32 is controlled to rotate the main driving roller 33, wherein the main driving roller 33 and the auxiliary driving roller 34 support the toothed belt 31 and simultaneously carry out transmission, the toothed belt 31 is meshed with the toothed block 54, the adjusting frame 5 slides along the outer surface of the guide frame 3 in a rotating rolling way, then, the position of the second dial indicator 53 in the adjusting frame 5 is adjusted, one end of the second dial indicator 53 is attached to the outer surface of the gear 41 to be tested, the value of the second dial indicator 53 is ensured to be at the initial position, then, one end of the locking bolt 52 is attached and extruded to the outer surface of the guide frame 3, the current position of the adjusting frame 5 is fixed, then, the first dial indicator 43 is adjusted in the mounting seat 44 in the same way, one end of the first dial indicator 43 is attached to the outer surface of the connecting shaft 4, the speed reducing motor 25 is started, the gear 41 to be tested is in a rotating state under the condition that the first gear set 22 and the second gear set 24 are in meshed transmission, the connecting shaft 4 and the gear 41 to be tested are continuously in transmission with the first dial indicator 43 and the second dial indicator 53 in the rotating process, vibration and noise caused by different coaxiality and tooth number gaps of the gear can be conveniently tested, when the gear 41 to be tested needs to be replaced, the hydraulic cylinder 101 is started to adjust the transverse distance between the test bench 1 and the supporting frame 102, one end of the connecting shaft 4 is separated from the inside of the connecting cylinder 7, the control handle 61 is used for rotating the adjusting screw rod 6, the speed reducing box 2 moves in parallel along the sliding rod 62, the first gear set 22 is separated from the gear 41 to be tested, new gear 41 to be tested and the connecting shaft 4 are installed between the test bench 1 and the supporting frame 102, the adjusting screw 6 is rotated again to reset the reduction box 2, so that the overall practicability is improved.
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 (8)
1. The utility model provides a speed reducer gear characteristic experimental study is with integrative test machine of vibration and noise which characterized in that includes:
the test bed (1) is a main outer frame supporting structure of equipment, a hydraulic cylinder (101) is arranged on the outer surface of the test bed (1), the other end of the hydraulic cylinder (101) is connected with a support frame (102), and the support frame (102) is positioned on the opposite surface of the test bed (1);
the reduction gearbox (2) is positioned on the outer surface of one end of the test board (1), a first rotating shaft (21) and a second rotating shaft (23) are respectively arranged in the reduction gearbox (2), and the output end of the second rotating shaft (23) is connected with a speed reducing motor (25);
the guide frame (3) is positioned on the outer surface of the test board (1), and a toothed belt (31) is arranged inside the guide frame (3);
the connecting shaft (4) is positioned between the test bench (1) and the support frame (102), one end of the connecting shaft (4) penetrates through the test bench (1), and a gear (41) to be tested is arranged on the outer surface of the connecting shaft (4);
the adjusting frame (5) is positioned on the outer surface of the guide frame (3), a locking bolt (52) is connected inside the adjusting frame (5), and one end of the locking bolt (52) penetrates through the adjusting frame (5) and the inside of the guide frame (3);
the adjusting screw (6) is connected to the bottom of the reduction gearbox (2), one end of the adjusting screw (6) is connected with the handle (61), one end of the adjusting screw (6) penetrates through the reduction gearbox (2), and one end of the adjusting screw (6) is connected with the fixing plate (63);
the connecting cylinder (7) is located on the outer surface of one end of the supporting frame (102), and a ball bearing (71) is arranged inside the connecting cylinder (7).
2. The integrated vibration and noise testing machine for the experimental study of the gear characteristics of the speed reducer, according to claim 1, is characterized in that: the test bench (1) and a support frame (102) form a telescopic adjusting structure through a hydraulic cylinder (101), the support frame (102) is fixedly connected with a connecting cylinder (7), the test bench (1) and the support frame (102) are identical in shape and structure, and the test bench (1) is of an arc-shaped structure.
3. The integrated vibration and noise testing machine for the experimental study of the gear characteristics of the speed reducer, according to claim 1, is characterized in that: the device is characterized in that the reduction gearbox (2) is movably connected with the test board (1), the reduction gearbox (2) is rotatably connected with the first rotating shaft (21) and the second rotating shaft (23), a first gear set (22) is arranged on the outer surface of the first rotating shaft (21), a second gear set (24) is arranged on the outer surface of the second rotating shaft (23), the second gear set (24) is in meshed connection with the first gear set (22), and the first gear set (22) is in meshed connection with a gear (41) to be tested.
4. The integrated vibration and noise testing machine for the experimental study of the gear characteristics of the speed reducer, according to claim 1, is characterized in that: the screw thread transmission structure is formed by the reduction gearbox (2) and the adjusting screw (6), sliding rods (62) are symmetrically distributed in the reduction gearbox (2), one end of each sliding rod (62) is connected with the fixing plate (63) in a sliding mode, and the sliding rods (62) are connected with the reduction gearbox (2) in a sliding mode.
5. The integrated vibration and noise testing machine for the experimental study of the gear characteristics of the speed reducer, according to claim 1, is characterized in that: guide frame (3) one end surface is provided with adjustment handle (32), the output of adjustment handle (32) is connected with final drive roller (33), the opposite face of final drive roller (33) is provided with auxiliary drive roller (34), final drive roller (33) and auxiliary drive roller (34) constitute transmission structure with cingulum (31).
6. The integrated vibration and noise testing machine for the experimental study of the gear characteristics of the speed reducer, according to claim 1, is characterized in that: the adjustable test stand is characterized in that the adjusting frame (5) and the guide frame (3) form a sliding structure, tooth blocks (54) are distributed at the bottom of the adjusting frame (5) at equal intervals, the tooth blocks (54) are connected with the toothed belt (31) in a meshed mode, the adjusting frame (5) is distributed on the outer surface of the test stand (1) in an annular mode, a baffle (51) is arranged on the outer surface of one end of the adjusting frame (5), and the adjusting frame (5) and the baffle (51) are both arc-shaped structures.
7. The integrated vibration and noise testing machine for the experimental study of the gear characteristics of the speed reducer, according to claim 1, is characterized in that: the utility model discloses a gear measuring device, including adjusting bracket (5), one end surface of second percentage table (53) is for laminating sliding connection with gear (41) that awaits measuring, adjusting bracket (5) are threaded connection with locking bolt (52), locking bolt (52) are connected for laminating with leading truck (3) inside second percentage table (53) being provided with.
8. The integrated vibration and noise testing machine for the experimental study of the gear characteristics of the speed reducer, according to claim 1, is characterized in that: the utility model discloses a test device, including connecting cylinder (7), stopper (42), connecting shaft (4) and connecting cylinder (7), the inside ball bearing (71) that is provided with of connecting cylinder (7), the inside equidistant distribution of ball bearing (71) has constant head tank (72), constant head tank (72) internal connection has stopper (42), stopper (42) annular distribution is at connecting shaft (4) surface, connecting shaft (4) and connecting cylinder (7) constitute dismouting structure, the laminating of the one end surface of connecting shaft (4) is connected with first percentage table (43), first percentage table (43) surface is provided with mount pad (44), mount pad (44) and testboard (1) fixed connection.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210033386.0A CN114509258B (en) | 2022-01-12 | 2022-01-12 | Vibration and noise integrated testing machine for experimental study of gear characteristics of speed reducer |
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| CN202210033386.0A CN114509258B (en) | 2022-01-12 | 2022-01-12 | Vibration and noise integrated testing machine for experimental study of gear characteristics of speed reducer |
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| CN114509258B CN114509258B (en) | 2023-09-12 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115219189A (en) * | 2022-09-20 | 2022-10-21 | 江苏鑫鼎元科技有限公司 | Gear impact test machine |
| CN118464440A (en) * | 2024-07-12 | 2024-08-09 | 常州市曼多林精密机械科技股份有限公司 | Universal planetary reducer test device |
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| CN115219189A (en) * | 2022-09-20 | 2022-10-21 | 江苏鑫鼎元科技有限公司 | Gear impact test machine |
| CN115219189B (en) * | 2022-09-20 | 2022-12-02 | 江苏鑫鼎元科技有限公司 | Gear impact test machine |
| CN118464440A (en) * | 2024-07-12 | 2024-08-09 | 常州市曼多林精密机械科技股份有限公司 | Universal planetary reducer test device |
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