CN118730398B - Dynamic balance detection mechanism for tractor transmission part - Google Patents
Dynamic balance detection mechanism for tractor transmission part Download PDFInfo
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- CN118730398B CN118730398B CN202411215358.6A CN202411215358A CN118730398B CN 118730398 B CN118730398 B CN 118730398B CN 202411215358 A CN202411215358 A CN 202411215358A CN 118730398 B CN118730398 B CN 118730398B
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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
- G01M1/00—Testing static or dynamic balance of machines or structures
- G01M1/02—Details of balancing machines or devices
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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
- G01M1/00—Testing static or dynamic balance of machines or structures
- G01M1/14—Determining imbalance
- G01M1/16—Determining imbalance by oscillating or rotating the body to be tested
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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
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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
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
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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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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- General Physics & Mathematics (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a dynamic balance detection mechanism of a tractor transmission part, which relates to the technical field of dynamic balance detection and comprises a base, wherein a first support frame is fixed at the upper end of the left side of the base, a second support frame is arranged at the upper end of the right side of the base, an adjusting slide block is fixed at the lower end of the second support frame, a slide groove is formed at the upper end of the right side of the base, and the lower end of the adjusting slide block is embedded into the slide groove. The dynamic balance detection mechanism for the tractor transmission part has the beneficial effects that the column-shaped transmission shaft can be clamped more stably and reliably through the clamping structure formed by the plurality of groups of clamping blocks, the detection stability is ensured, meanwhile, the right side clamping structure can horizontally move and correspondingly adjust the transmission shaft according to different sizes, the application range is improved, the operation of the clamping structure is simple, the transmission shaft is not required to be connected through bolts and tools, and the dismounting efficiency of the transmission shaft is higher.
Description
Technical Field
The invention relates to the technical field of dynamic balance detection, in particular to a dynamic balance detection mechanism of a tractor transmission part.
Background
The shaft for transmitting the rotation of the speed changer to the main speed reducer is called a transmission part, the speed changer can be in several sections, the sections can be connected by universal joints, the tractor usually utilizes a transmission shaft for transmission, the transmission shaft needs to carry out dynamic balance test before leaving the factory and is regulated on a balancing machine, and the dynamic balance of the transmission shaft needs to be tested by utilizing a balance detection mechanism.
However, when the existing dynamic balance detection mechanism for the tractor transmission part is used, certain problems exist:
The prior dynamic balance detector for the impeller is disclosed in the Chinese patent publication No. CN117664443A, and the technical scheme is characterized by comprising a bottom plate and a motor, wherein two vertical plates are arranged on the bottom plate, sliding rails which are parallel to each other are uniformly arranged on the two vertical plates, the two sliding rails are connected with a frame plate in a sliding manner, a placing groove is formed in the frame plate, a rotating shaft for installing the impeller is arranged on the two placing grooves, and a magnetic coupling is arranged between the motor and the rotating shaft;
the existing dynamic balance detection equipment cannot be connected with a transmission shaft quickly and reliably, is generally connected by adopting structures such as bolts and the like, is complex in operation, has a loose risk in the rotation process, affects the overall detection efficiency, and is difficult to deal with transmission shafts with different shaft diameters;
The existing equipment generally needs the independent operation at both ends when driving shaft connection, but if one end is connected and the other end is unsettled, needs other personnel to lift, otherwise easily causes the damage of connecting location structure, and even the transmission shaft produces the condition of bending deformation because of gravity, needs more manpowers to dismouting inefficiency.
Aiming at the problems, the novel design is carried out on the basis of the dynamic balance detection mechanism of the original tractor transmission part.
Disclosure of Invention
The invention aims to provide a dynamic balance detection mechanism for a tractor transmission part, which aims to solve the problems that the existing transmission shaft dynamic balance detection equipment in the background art is low in disassembly and assembly efficiency of a transmission shaft and is inconvenient to detect and use the transmission shafts with different sizes.
In order to achieve the above purpose, the present invention provides the following technical solutions: a dynamic balance detection mechanism for a tractor transmission component, comprising a base:
The upper end of the left side of the base is fixedly provided with a first support frame, the upper end of the right side of the base is provided with a second support frame, the lower end of the second support frame is fixedly provided with an adjusting slide block, the upper end of the right side of the base is provided with a slide groove, the lower end of the adjusting slide block is embedded into the slide groove, the middle parts of the first support frame and the second support frame are fixedly provided with positioning frames, the middle parts of the positioning frames are rotationally connected with positioning rings, the middle parts of the two groups of positioning rings penetrate through transmission shaft bodies, a support plate is fixed between the first support frame and the second support frame, and dynamic balance detection modules are installed at the upper ends of the first support frame and the second support frame;
The positioning device comprises a positioning ring, a clamping block, an adjusting screw, a driving bevel gear, two groups of guide rods, a driving rotating shaft, a first driving gear, a driving toothed ring, a conical toothed ring and a driving gear, wherein the clamping block is arranged inside the positioning ring, an adjusting screw penetrates through the outer side of the positioning ring, the inner side end of the adjusting screw is embedded into the clamping block, the driving bevel gear is fixed at the outer side end of the adjusting screw, two groups of guide rods are fixed at two sides of the lower end of the supporting plate, the driving rotating shaft is arranged at the front end of each guide rod, the first driving gear is arranged at the outer side end of the driving rotating shaft, the driving toothed ring is sleeved outside the positioning ring, and the conical toothed ring is arranged on the side surface of the driving toothed ring;
the inner side end of the transmission rotating shaft is rotationally connected with a movable plate, the upper end of the rear side of the supporting plate is fixedly provided with an electric push rod, the lower end of the electric push rod is fixedly provided with a transmission plate, the front end of the transmission plate penetrates through a first transmission shaft, and the lower end of the first transmission shaft is rotationally connected with a limiting block.
Preferably, the inner side end of the adjusting screw is in threaded connection with the clamping block, the adjusting screw is rotationally connected with the positioning ring, the inner wall of the positioning ring is in threaded connection with the positioning seat, the inner side end of the positioning seat is rotationally connected with the transmission connecting rod, the tail end of the transmission connecting rod is rotationally provided with the sliding seat, the sliding seat is embedded into the clamping block to form a sliding structure, the sliding seat is internally penetrated with the limiting rod, the two ends of the limiting rod are fixed with the clamping block, the clamping block and the adjusting screw are distributed in a way that the central axis of the positioning ring is in a collar-shaped array, and the positioning seat, the sliding seat and the transmission connecting rod are symmetrically distributed on the left side and the right side of the adjusting screw.
By adopting the technical scheme, the positions of the multiple groups of clamping blocks can be adjusted by matching the adjusting screw with the clamping blocks so as to be convenient for clamping the transmission shafts with different sizes, and simultaneously, the stability of the clamping blocks can be improved and the clamping blocks can be limited to synchronously rotate along with the adjusting screw by matching the sliding seat, the positioning seat and the transmission connecting rod.
Preferably, the outer wall of the positioning ring is in sliding connection with the bevel gear ring, the bevel gear ring is far away from the end face of the transmission bevel gear and is fixed with the transmission bevel gear, and the bevel gear ring is in meshed connection with the transmission bevel gear.
By adopting the technical scheme, the design of the conical gear ring can drive a plurality of groups of transmission bevel gears to synchronously rotate when rotating, and the transmission bevel gears are utilized to drive the adjusting screw to rotate.
Preferably, the spout inner wall is fixed with two sets of limiting plates, and limiting plate upper end and regulation slider sliding connection to regulation slider is "T" shape structural design, the inside fixedly connected with positioning screw of spout, the inside rotation of regulation slider is connected with the transmission worm wheel, and positioning screw runs through the transmission worm wheel, and positioning screw and transmission worm wheel threaded connection, the inside rotation of regulation slider is connected with the drive worm, and drive worm lower extreme and transmission worm wheel meshing are connected, regulation slider front end is provided with the carousel, and the inside and drive worm of regulation slider is fixed to carousel rear end embedding.
By adopting the technical scheme, the stability of the adjusting slide block during horizontal movement can be improved through the limiting plate, the rotatable turntable drives the transmission worm to rotate, the transmission worm is utilized to drive the transmission worm wheel to rotate, and the matching of the transmission worm wheel and the positioning screw is utilized to drive the adjusting slide block to horizontally move, so that the transmission shafts with different sizes and lengths can be conveniently used for detection.
Preferably, the guide bar outside end is connected with the fixed plate, and the fixed plate bottom is fixed with the base to guide bar inboard end sliding connection has spacing slider, the transmission pivot runs through spacing slider front end, and the transmission pivot rotates with spacing slider to be connected, guide bar outside end sliding connection has the locating plate, and the locating plate front end rotates with the transmission ring gear to be connected, and the locating plate inboard rotates and rotates with first driving gear to be connected, and first driving gear and transmission ring gear meshing are connected.
By adopting the technical scheme, the transmission rotating shaft can be arranged at the front ends of the middle parts of the two groups of guide rods through the limiting sliding blocks, meanwhile, the first driving gear is arranged by utilizing the cooperation of the guide rods and the positioning plates, the first driving gear can provide power for the transmission toothed ring when rotating, and the transmission toothed ring can drive the bevel toothed ring to rotate to provide power for the clamping structure.
Preferably, the locating plate and the first driving gear are symmetrically distributed on the left side and the right side of the base, the left first driving gear is fixedly connected with the left transmission rotating shaft, the right side is fixedly provided with a first telescopic shaft at the left side end of the first driving gear, the first telescopic shaft is of square structural design, the left side end of the first telescopic shaft penetrates through the right side and is arranged inside the transmission rotating shaft, the first telescopic shaft and the right side are fixed through bolts, the inner side end of the guide rod penetrates through a reset spring, and two ends of the reset spring are respectively fixedly connected with the limiting sliding block and the guide rod.
By adopting the technical scheme, the two groups of first driving gears are respectively connected through the cooperation of the transmission rotating shaft and the first telescopic shaft, so that the first driving gears synchronously rotate when the transmission rod rotating shaft rotates, the right second support frame can horizontally move to adjust the position, the right transmission rotating shaft is connected by the first telescopic shaft and can stretch out and draw back, the second support frame is fixed by bolts between the second support frame and the second support frame after position adjustment is finished, the reset spring can push the limit sliding block and the transmission rotating shaft to move outwards, the meshing is released between the bevel gear ring and the bevel gear, the rotation of the positioning ring is prevented from being influenced, and the phenomenon that the clamping structure is loosened when the positioning ring rotates is avoided.
Preferably, the drive plate lower extreme is rotated with first transmission shaft and is connected, and first transmission shaft lower extreme and stopper rotate to be connected, the inboard end of drive shaft rotates with the fly leaf to be connected, and the fly leaf lower extreme runs through there is spacing axle, fly leaf and spacing axle sliding connection, and spacing axle both ends are fixed with the base, the inboard end of fly leaf is "T" shape structural design, and the inboard and stopper contact of fly leaf to stopper upper end both sides are the inclined plane design.
By adopting the technical scheme, the heights of the transmission plate and the first transmission shaft can be adjusted through the electric push rod, the first transmission shaft drives the limiting block to synchronously move, and then the two groups of movable plates are pushed to horizontally move, and the design of the limiting shaft can improve the stability of the movable plates during horizontal movement.
Preferably, the upper end of the inner side of the movable plate is rotationally connected with a second transmission shaft, the upper end of the second transmission shaft is fixedly connected with a second bevel gear, the inner side end of the transmission shaft is fixedly connected with a first bevel gear, and the first bevel gear is meshed with the second bevel gear.
By adopting the technical scheme, the transmission rotating shaft can be driven to synchronously rotate when the second transmission shaft rotates through the connection of the first bevel gear and the second bevel gear.
Preferably, the driven gear is fixed at the upper end of the second transmission shaft, the second driving gear is fixedly connected at the upper end of the first transmission shaft, the lower end of the second driving gear is in a conical design, the second driving gear is meshed with the driven gear, the upper end of the second transmission shaft is slidably connected with the second telescopic shaft, the second telescopic shaft is in a square structural design, the second motor is fixed in the middle of the upper end of the support plate, and the upper end of the second telescopic shaft is connected with the lower shaft end of the second motor.
By adopting the technical scheme, the second telescopic shaft can be driven to synchronously rotate through the power motor, the first transmission shaft and the second driving gear can be driven to rotate through the second telescopic shaft, and when the first transmission shaft moves downwards, the second driving gear is meshed with the driven gear, and then the driven gear is driven to synchronously rotate through the second driving gear.
Preferably, the upper end of the first supporting frame is fixed with a first motor, the left side of the first motor is fixed with a driving belt pulley, the left side of the positioning ring is fixed with a driven belt pulley, and a driving belt is connected between the driven belt pulley and the driving belt pulley.
By adopting the technical scheme, the driving belt pulley can be driven to rotate through the first motor, and the driving belt pulley drives the driven belt pulley and the positioning ring to rotate by using the driving belt, so that rotary power is provided for the transmission shaft body.
Compared with the prior art, the invention has the beneficial effects that:
1. This dynamic balance detection mechanism of tractor drive unit constitutes through multiunit grip block's clamp structure, can more reliable and more stable carry out the centre gripping to the cylindric transmission shaft, guarantees the stability that detects, but right side clamp structure horizontal migration simultaneously to carry out corresponding regulation with the transmission shaft according to different sizes, improve application scope, and this clamp structure easy operation need not to connect through bolt and instrument, and the dismouting efficiency of transmission is higher.
2. Through setting up transmission structure, can be according to using automatic control to the connection of clamping structure, when transmission shaft rotation detection, can break away from the meshing cooperation between the clamping structure voluntarily to avoid the transmission shaft rotation to appear not hard up or receive the condition that blocks, can operate the clamping structure of both sides simultaneously, reduce the dismouting time, improve holistic detection efficiency.
Drawings
FIG. 1 is a schematic side view of the present invention;
FIG. 2 is a schematic rear view of the present invention;
FIG. 3 is a schematic view of a first motor and drive pulley configuration of the present invention;
FIG. 4 is a schematic view of a drive ring gear and a first drive gear configuration of the present invention;
FIG. 5 is a schematic view of the structure of the clamping block and the adjusting screw of the present invention;
FIG. 6 is a schematic view of the structure of the support plate and the second motor of the present invention;
FIG. 7 is a schematic view of a second motor and a second telescopic shaft according to the present invention;
FIG. 8 is a schematic view of the first drive shaft and the second drive gear of the present invention;
FIG. 9 is a schematic view of the structure of the adjusting slide and the chute of the present invention;
fig. 10 is a schematic view of the structure of the drive worm wheel and the drive worm of the present invention.
In the figure: 1. a base; 2. a first support frame; 3. a second support frame; 4. a positioning frame; 5. a positioning ring; 6. a drive shaft body; 7. a clamping block; 8. adjusting a screw; 9. a positioning seat; 10. a transmission link; 11. a sliding seat; 12. a limit rod; 13. a first motor; 14. a driving pulley; 15. a driven pulley; 16. a drive belt; 17. a dynamic balance detection module; 18. an adjusting slide block; 19. a chute; 20. positioning a screw; 21. a drive worm wheel; 22. a drive worm; 23. a turntable; 24. a support plate; 25. a guide rod; 26. a fixing plate; 27. a limit sliding block; 28. a transmission rotating shaft; 29. a first drive gear; 30. a positioning plate; 31. a drive ring gear; 32. conical toothed ring; 33. a drive bevel gear; 34. a return spring; 35. a first telescopic shaft; 36. a movable plate; 37. a limiting shaft; 38. an electric push rod; 39. a drive plate; 40. a first drive shaft; 41. a limiting block; 42. a second motor; 43. a second telescopic shaft; 44. a first bevel gear; 45. a second drive shaft; 46. a second bevel gear; 47. a driven gear; 48. a second drive gear; 49. and a limiting plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-10, the present invention provides a technical solution: a dynamic balance detection mechanism of a tractor transmission part comprises a base 1,
The upper end of the left side of the base 1 is fixedly provided with a first support frame 2, the upper end of the right side of the base 1 is provided with a second support frame 3, the lower end of the second support frame 3 is fixedly provided with an adjusting slide block 18, the upper end of the right side of the base 1 is provided with a slide groove 19, the lower end of the adjusting slide block 18 is embedded into the slide groove 19, two groups of limiting plates 49 are fixed on the inner wall of the slide groove 19, the upper ends of the limiting plates 49 are in sliding connection with the adjusting slide block 18, the adjusting slide block 18 is of a T-shaped structure design, a positioning screw 20 is fixedly connected inside the slide groove 19, a transmission worm wheel 21 is rotationally connected inside the adjusting slide block 18, the positioning screw 20 penetrates through the transmission worm wheel 21, the positioning screw 20 is in threaded connection with the transmission worm wheel 21, the inside of the adjusting slide block 18 is rotationally connected with a transmission worm 22, the lower end of the transmission worm 22 is in meshed connection with the transmission worm 21, the front end of the adjusting slide block 18 is provided with a rotary table 23, and the rear end of the rotary table 23 is embedded into the adjusting slide block 18 to be fixed with the transmission worm 22. Utilize adjusting slide 18 to connect fixedly second support frame 3 to be suitable for the transmission shaft body 6 detection of different length and dimension of adjusting right side clamping structure and use, can rotate carousel 23 when adjusting and drive the rotation of drive worm 22, drive the rotation of drive worm wheel 21 when drive worm 22 rotates, and drive worm wheel 21 and positioning screw 20 cooperation appear the displacement when rotatory, and then drive adjusting slide 18 in the inside horizontal migration of spout 19, and limiting plate 49 and adjusting slide 18's cooperation, can improve adjusting slide 18, stability when second support frame 3 and right side clamping structure activity, and possess the self-locking nature between the worm wheel and worm structure, stability when further improving the detection, guarantee the accuracy of detected data.
The middle parts of the first support frame 2 and the second support frame 3 are respectively fixed with a positioning frame 4, the middle parts of the positioning frames 4 are rotationally connected with positioning rings 5, the middle parts of the two groups of positioning rings 5 penetrate through a transmission shaft body 6, a support plate 24 is fixed between the first support frame 2 and the second support frame 3, and the upper ends of the first support frame 2 and the second support frame 3 are respectively provided with a dynamic balance detection module 17; the clamping block 7 is arranged in the positioning ring 5, the adjusting screw 8 penetrates through the outer side of the positioning ring 5, the inner side end of the adjusting screw 8 is embedded into the clamping block 7, the inner side end of the adjusting screw 8 is in threaded connection with the clamping block 7, the adjusting screw 8 is rotationally connected with the positioning ring 5, the positioning seat 9 is connected with the inner wall of the positioning ring 5 through bolts, the inner side end of the positioning seat 9 is rotationally connected with the transmission connecting rod 10, the tail end of the transmission connecting rod 10 is rotationally provided with the sliding seat 11, the sliding seat 11 is embedded into the clamping block 7 to form a sliding structure, the limiting rod 12 penetrates through the sliding seat 11, the two ends of the limiting rod 12 are fixed with the clamping block 7, the clamping block 7 and the adjusting screw 8 are distributed in a collar-shaped array by taking the central axis of the positioning ring 5 as a central axis, and the positioning seat 9, the sliding seat 11 and the transmission connecting rod 10 are symmetrically distributed on the left side and the right side of the adjusting screw 8; can be convenient for carry out the centre gripping through the design of multiunit grip block 7 and fix to transmission shaft body 6, centre gripping reliable and stable and be suitable for the transmission shaft body 6 use of different footpaths, utilize adjusting screw 8 to adjust the position of grip block 7 during the use, make its and transmission shaft body 6 outer wall contact completion centre gripping, and through positioning seat 9, sliding seat 11 and transmission connecting rod 10's cooperation between grip block 7 and the holding ring 5 inner wall, stability when improving grip block 7 activity is restricted it and follows adjusting screw 8 rotation, can further improve the stability of centre gripping.
The upper end of the first supporting frame 2 is fixed with a first motor 13, the left side of the first motor 13 is fixed with a driving belt pulley 14, the left side end of the left positioning ring 5 is fixed with a driven belt pulley 15, and a driving belt 16 is connected between the driven belt pulley 15 and the driving belt pulley 14; after clamping, the driving belt pulley 14 can be driven to rotate through the first motor 13, the driving belt pulley 14 drives the driven belt pulley 15 and the positioning ring 5 to synchronously rotate through the driving belt 16, so that the driving shaft body 6 is driven to rotate, data obtained by the dynamic balance detection module 17 during vibration is used for detecting, and a detection structure is analyzed.
The outer side end of the adjusting screw 8 is fixed with a transmission bevel gear 33, two groups of guide rods 25 are fixed on two sides of the lower end of the supporting plate 24, the front end of each guide rod 25 is provided with a transmission rotating shaft 28, the outer side end of each transmission rotating shaft 28 is provided with a first driving gear 29, the outer part of the positioning ring 5 is sleeved with a transmission toothed ring 31, and the side surface of each transmission toothed ring 31 is provided with a bevel ring 32; the outer wall of the positioning ring 5 is in sliding connection with the bevel gear ring 32, the end surface of the bevel gear ring 32 far away from the transmission bevel gear 33 is fixed with the transmission bevel gear ring 31, and the bevel gear ring 32 is in meshed connection with the transmission bevel gear 33; the outer side end of the guide rod 25 is connected with a fixed plate 26, the bottom end of the fixed plate 26 is fixed with the base 1, the inner side end of the guide rod 25 is slidably connected with a limit sliding block 27, a transmission rotating shaft 28 penetrates through the front end of the limit sliding block 27, the transmission rotating shaft 28 is rotationally connected with the limit sliding block 27, the outer side end of the guide rod 25 is slidably connected with a positioning plate 30, the front end of the positioning plate 30 is rotationally connected with a transmission toothed ring 31, the inner side of the positioning plate 30 is rotationally connected with a first driving gear 29, and the first driving gear 29 is in meshed connection with the transmission toothed ring 31; the positioning plate 30 and the first driving gear 29 are symmetrically distributed on the left side and the right side of the base 1, the left first driving gear 29 is fixedly connected with the left transmission rotating shaft 28, the left end of the right first driving gear 29 is fixedly provided with a first telescopic shaft 35, the first telescopic shaft 35 is of square structure design, the left end of the first telescopic shaft 35 penetrates through the inside of the right transmission rotating shaft 28, the first telescopic shaft 35 and the right transmission rotating shaft 28 can be fixed through bolts, the inner side end of the guide rod 25 penetrates through a return spring 34, and two ends of the return spring 34 are respectively fixedly connected with the limiting sliding block 27 and the guide rod 25; the positioning ring 5 is externally connected with the bevel gear ring 32 in a sliding manner, the transmission bevel gear 33 is utilized to drive the adjusting screw 8 to rotate when the positioning ring rotates, the adjusting screw 8 is utilized to change the position of the clamping block 7, the bevel gear ring 32 is matched with the transmission bevel gear ring 31 through the first driving gear 29, the positioning plate 30 can be limited to rotate by utilizing the guide rod 25, the first driving gear 29 connected with the inner side of the positioning plate 30 is matched with the transmission bevel gear ring 31, the transmission bevel gear ring 31 and the bevel gear ring 32 can be driven to synchronously rotate when the first driving gear 29 rotates, the clamping structure is further provided with power, the left and right groups of first driving gears 29 are respectively provided with power by the transmission rotating shaft 28, the left side first driving gear 29 is directly connected with the transmission rotating shaft 28, the right side first driving gear 29 is connected with the transmission rotating shaft 28 by utilizing the first telescopic shaft 35, the corresponding adjustment can be realized when the position of the right side clamping structure is adjusted conveniently, and the first telescopic shaft 35 and the transmission rotating shaft 28 are fixed by utilizing bolts after the adjustment is completed, so that the synchronous power can be provided for the left and right clamping structure and the two groups of clamping structures and the synchronous disassembly and assembly of the synchronous transmission shaft 6 are ensured.
The inner side end of the transmission rotating shaft 28 is rotatably connected with a movable plate 36, the upper end of the rear side of the supporting plate 24 is fixedly provided with an electric push rod 38, the lower end of the electric push rod 38 is fixedly provided with a transmission plate 39, the front end of the transmission plate 39 penetrates through a first transmission shaft 40, and the lower end of the first transmission shaft 40 is rotatably connected with a limiting block 41; the lower end of the transmission plate 39 is rotationally connected with the first transmission shaft 40, the lower end of the first transmission shaft 40 is rotationally connected with the limiting block 41, the inner side end of the transmission rotating shaft 28 is rotationally connected with the movable plate 36, the lower end of the movable plate 36 penetrates through the limiting shaft 37, the movable plate 36 is slidably connected with the limiting shaft 37, two ends of the limiting shaft 37 are fixed with the base 1, the inner side end of the movable plate 36 is of a T-shaped structure design, the inner side of the movable plate 36 is contacted with the limiting block 41, and two sides of the upper end of the limiting block 41 are of an inclined plane design; the transmission plate 39, the first transmission shaft 40 and the limiting block 41 can be driven to synchronously lift when the electric push rod 38 stretches out and draws back, when the limiting block 41 descends, the extrusion of the movable plate 36 is released, the transmission rotating shaft 28 can be pushed to move inwards by the aid of the reset spring 34, the bevel gear ring 32 is meshed with the plurality of groups of transmission bevel gears 33, the rotary bevel gear ring 32 is released or the transmission shaft body 6 is fixed when the positioning ring 5 does not rotate, and the movable plate 36 can be pushed outwards when the limiting block 41 moves upwards, so that the meshing between the bevel gear ring 32 and the transmission bevel gears 33 is released.
The upper end of the inner side of the movable plate 36 is rotatably connected with a second transmission shaft 45, the upper end of the second transmission shaft 45 is fixedly connected with a second bevel gear 46, the inner side end of the transmission rotating shaft 28 is fixedly connected with a first bevel gear 44, and the first bevel gear 44 is meshed with the second bevel gear 46; the upper end of the second transmission shaft 45 is fixedly provided with a driven gear 47, the upper end of the first transmission shaft 40 is fixedly connected with a second driving gear 48, the lower end of the second driving gear 48 is in a conical design, the second driving gear 48 is in meshed connection with the driven gear 47, the upper end of the second transmission shaft 45 is slidably connected with a second telescopic shaft 43, the second telescopic shaft 43 is in a square structure design, the middle part of the upper end of the supporting plate 24 is fixedly provided with a second motor 42, and the upper end of the second telescopic shaft 43 is connected with the lower shaft end of the second motor 42; the second motor 42 and the first transmission shaft 40 can be connected through the second telescopic shaft 43, and when the electric push rod 38 stretches downwards, the first transmission shaft 40 drives the second driving gear 48 to move downwards, so that the second driving gear is meshed with the driven gear 47, and therefore the power can be synchronously transmitted to a clamping structure at only two ends when the second motor 42 rotates.
While 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 may be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a dynamic balance detection mechanism of tractor drive unit, includes base (1), its characterized in that:
The automatic balance detection device is characterized in that a first support frame (2) is fixed at the upper left end of the base (1), a second support frame (3) is arranged at the upper right end of the base (1), an adjusting slide block (18) is fixed at the lower end of the second support frame (3), a sliding groove (19) is formed in the upper right end of the base (1), the lower end of the adjusting slide block (18) is embedded into the sliding groove (19), positioning frames (4) are fixed at the middle parts of the first support frame (2) and the second support frame (3), positioning rings (5) are rotationally connected at the middle parts of the positioning frames (4), transmission shaft bodies (6) penetrate through the middle parts of the two groups of positioning rings (5), a support plate (24) is fixed between the first support frame (2) and the second support frame (3), and a dynamic balance detection module (17) is installed at the upper ends of the first support frame (2) and the second support frame (3).
The positioning device is characterized in that a clamping block (7) is arranged inside the positioning ring (5), an adjusting screw (8) penetrates through the outer side of the positioning ring (5), the inner side end of the adjusting screw (8) is embedded into the clamping block (7), a transmission bevel gear (33) is fixed at the outer side end of the adjusting screw (8), two groups of guide rods (25) are fixed on two sides of the lower end of the supporting plate (24), a transmission rotating shaft (28) is arranged at the front end of the guide rods (25), a first driving gear (29) is arranged at the outer side end of the transmission rotating shaft (28), a transmission toothed ring (31) is sleeved outside the positioning ring (5), and a conical toothed ring (32) is arranged on the side surface of the transmission toothed ring (31);
The outer wall of the positioning ring (5) is in sliding connection with the bevel gear ring (32), the end surface of the bevel gear ring (32) far away from the transmission bevel gear (33) is fixed with the transmission bevel gear ring (31), and the bevel gear ring (32) is in meshed connection with the transmission bevel gear (33);
The outer side end of the guide rod (25) is connected with a fixed plate (26), the bottom end of the fixed plate (26) is fixed with the base (1), the inner side end of the guide rod (25) is slidably connected with a limit sliding block (27), the transmission rotating shaft (28) penetrates through the front end of the limit sliding block (27), the transmission rotating shaft (28) is rotationally connected with the limit sliding block (27), the outer side end of the guide rod (25) is slidably connected with a positioning plate (30), the front end of the positioning plate (30) is rotationally connected with a transmission toothed ring (31), the inner side of the positioning plate (30) is rotationally connected with a first driving gear (29), and the first driving gear (29) is in meshed connection with the transmission toothed ring (31);
the inner side end of the transmission rotating shaft (28) is rotationally connected with a movable plate (36), the upper end of the rear side of the supporting plate (24) is fixedly provided with an electric push rod (38), the lower end of the electric push rod (38) is fixedly provided with a transmission plate (39), the front end of the transmission plate (39) penetrates through a first transmission shaft (40), and the lower end of the first transmission shaft (40) is rotationally connected with a limiting block (41);
The positioning plate (30) and the first driving gear (29) are symmetrically distributed on the left side and the right side of the base (1), the left first driving gear (29) is fixedly connected with the left transmission rotating shaft (28), the right side of the positioning plate is fixedly provided with a first telescopic shaft (35) at the left side end of the first driving gear (29), the first telescopic shaft (35) is of square structural design, the left side end of the first telescopic shaft (35) penetrates through the right side of the transmission rotating shaft (28), the first telescopic shaft (35) and the right side of the transmission rotating shaft (28) can be fixed through bolts, the inner side end of the guide rod (25) penetrates through a reset spring (34), and two ends of the reset spring (34) are fixedly connected with the limiting sliding block (27) and the guide rod (25) respectively;
The transmission plate (39) lower extreme is rotated with first transmission shaft (40) and is connected, and first transmission shaft (40) lower extreme and stopper (41) rotate to be connected, transmission pivot (28) inboard end and fly leaf (36) rotate to be connected, and fly leaf (36) lower extreme runs through have spacing axle (37), fly leaf (36) and spacing axle (37) sliding connection, and spacing axle (37) both ends are fixed with base (1), fly leaf (36) inboard end is "T" structural design, and fly leaf (36) inboard and stopper (41) contact to stopper (41) upper end both sides are the inclined plane design.
2. The dynamic balance detecting mechanism of a tractor transmission unit according to claim 1, wherein: the inner side end of the adjusting screw (8) is in threaded connection with the clamping block (7), the adjusting screw (8) is in rotary connection with the locating ring (5), the inner wall of the locating ring (5) is in threaded connection with the locating seat (9), the inner side end of the locating seat (9) is in rotary connection with the transmission connecting rod (10), the sliding seat (11) is installed in the tail end of the transmission connecting rod (10), the sliding seat (11) is embedded into the clamping block (7) to form a sliding structure, the limiting rod (12) penetrates through the sliding seat (11), two ends of the limiting rod (12) are fixed with the clamping block (7), the central axis of the locating ring (5) is in annular array distribution, and the locating seat (9), the sliding seat (11) and the transmission connecting rod (10) are symmetrically distributed on the left side and the right side of the adjusting screw (8).
3. The dynamic balance detecting mechanism of a tractor transmission unit according to claim 1, wherein: two sets of limiting plates (49) are fixed on the inner wall of the sliding groove (19), the upper ends of the limiting plates (49) are in sliding connection with the adjusting slide blocks (18), the adjusting slide blocks (18) are of a T-shaped structural design, positioning screws (20) are fixedly connected to the inner portion of the sliding groove (19), transmission worm wheels (21) are connected to the inner portion of the adjusting slide blocks (18) in a rotating mode, the positioning screws (20) penetrate through the transmission worm wheels (21), the positioning screws (20) are in threaded connection with the transmission worm wheels (21), transmission worm (22) are connected to the inner portion of the adjusting slide blocks (18) in a rotating mode, the lower ends of the transmission worm (22) are in meshed connection with the transmission worm wheels (21), rotary discs (23) are arranged at the front ends of the adjusting slide blocks (18), and the rear ends of the rotary discs (23) are embedded into the adjusting slide blocks (18) to be fixed with the transmission worm (22).
4. The dynamic balance detecting mechanism of a tractor transmission unit according to claim 1, wherein: the upper end of the inner side of the movable plate (36) is rotatably connected with a second transmission shaft (45), the upper end of the second transmission shaft (45) is fixedly connected with a second bevel gear (46), the inner side end of the transmission shaft (28) is fixedly connected with a first bevel gear (44), and the first bevel gear (44) is meshed with the second bevel gear (46).
5. The dynamic balance detecting mechanism of a tractor transmission unit according to claim 4, wherein: the utility model discloses a motor, including first transmission shaft (24), second transmission shaft (45), first transmission shaft (40), second transmission shaft (45) upper end is fixed with driven gear (47), first transmission shaft (40) upper end fixedly connected with second driving gear (48), and second driving gear (48) lower extreme is the toper design to second driving gear (48) and driven gear (47) meshing are connected, second transmission shaft (45) upper end sliding connection has second telescopic shaft (43), and second telescopic shaft (43) are square structural design, backup pad (24) upper end middle part is fixed with second motor (42), and second telescopic shaft (43) upper end and second motor (42) lower axle head connection.
6. The dynamic balance detecting mechanism of a tractor transmission unit according to claim 1, wherein: the novel positioning device is characterized in that a first motor (13) is fixed at the upper end of the first supporting frame (2), a driving belt pulley (14) is fixed on the left side of the first motor (13), a driven belt pulley (15) is fixed on the left side end of the positioning ring (5), and a driving belt (16) is connected between the driven belt pulley (15) and the driving belt pulley (14).
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| CN119526295B (en) * | 2024-11-27 | 2025-11-21 | 广东合赢教育科技股份有限公司 | Overhauling equipment for automobile air conditioner compressor |
| CN119437135B (en) * | 2025-01-10 | 2025-04-11 | 潍坊合鑫精密机械有限公司 | Device for detecting transmission shaft and use method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003166893A (en) * | 2001-11-29 | 2003-06-13 | Nagahama Seisakusho:Kk | Dynamic balance tester for propeller shaft and adapter for chucking device |
| CN220063269U (en) * | 2023-06-12 | 2023-11-21 | 江苏润星辰机械制造有限公司 | Multifunctional clamp for dynamic balance test of transmission shaft |
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| US11029230B2 (en) * | 2016-05-26 | 2021-06-08 | Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | Unbalance detection device, and unbalance detection method |
| CN215832927U (en) * | 2021-08-13 | 2022-02-15 | 山东丰源汽车科技有限公司 | Clamp for testing dynamic balance of transmission shaft |
| CN116952464A (en) * | 2023-06-12 | 2023-10-27 | 合肥岑美信息科技有限公司 | Dynamic balance testing device |
| CN220893674U (en) * | 2023-10-16 | 2024-05-03 | 安徽英克尔汽车零部件有限公司 | Dynamic balance detection tool for automobile transmission shaft |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003166893A (en) * | 2001-11-29 | 2003-06-13 | Nagahama Seisakusho:Kk | Dynamic balance tester for propeller shaft and adapter for chucking device |
| CN220063269U (en) * | 2023-06-12 | 2023-11-21 | 江苏润星辰机械制造有限公司 | Multifunctional clamp for dynamic balance test of transmission shaft |
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Application publication date: 20241001 Assignee: SHANDONG SHUANGLI VEHICLE Co.,Ltd. Assignor: SHANDONG SHUANGLI MODERN AGRICULTURAL EQUIPMENT CO.,LTD. Contract record no.: X2025980020895 Denomination of invention: A dynamic balancing detection mechanism for a tractor transmission component Granted publication date: 20241122 License type: Open License Record date: 20250916 |