CN110082133B - Tooth-type rim tire acceleration continuous impact device - Google Patents
Tooth-type rim tire acceleration continuous impact device Download PDFInfo
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- CN110082133B CN110082133B CN201910422993.4A CN201910422993A CN110082133B CN 110082133 B CN110082133 B CN 110082133B CN 201910422993 A CN201910422993 A CN 201910422993A CN 110082133 B CN110082133 B CN 110082133B
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- 230000001133 acceleration Effects 0.000 title claims abstract description 53
- 238000001514 detection method Methods 0.000 claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 238000009863 impact test Methods 0.000 claims description 41
- 239000003638 chemical reducing agent Substances 0.000 claims description 15
- 238000003466 welding Methods 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 6
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 5
- 238000005242 forging Methods 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 10
- 239000000725 suspension Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Classifications
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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
- G01M17/0078—Shock-testing of vehicles
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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
- G01M17/02—Tyres
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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
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
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Abstract
The invention relates to a tooth-type rim tyre acceleration continuous impact device, comprising: the device comprises a main body frame, a tire accelerating device, a continuous impact device and an impact detection device; the main body frame is fixed on the ground foundation of the factory building through foundation bolts, and the tire accelerating device is fixed on a frame on one side of the main body frame; the impact mechanism of the continuous impact device is fixed on the cross beam of the main body frame through bolts; the accelerating mechanism of the continuous impact device is fixed on the ground foundation of the factory building through the main body frame and the foundation bolts; the impact detection device is fixedly arranged on the ground foundation and is positioned right below the tire of the continuous impact device; the continuous impact device realizes continuous impact and lifting of the tire through the crank block mechanism structure; the tire is accelerated rapidly by the rim acceleration mode, and the axial force between the two wheels is automatically separated when the acceleration is completed, so that the problem that the main shaft of the tire is deformed and cannot be connected normally due to impact in the impact process is solved.
Description
Technical Field
The invention relates to the field of rapid impact of tires, in particular to a tooth-type rim tire acceleration continuous impact device.
Background
The continuous impact devices on the market at present are mostly accelerated by friction between tires or by means of electromagnetism, and most impact modes are realized by means of hydraulic modes, so that the tire impact modes are slow and unstable in acceleration, only one impact can be carried out on the tire at a time, and time and labor are consumed, and the efficiency is low; in order to improve the speed and stability of the acceleration of the tire and realize automatic repeated continuous impact, it is particularly important to develop a tooth-type rim tire acceleration continuous impact device which can realize rapid and stable acceleration of the tire, avoid the difficult problem that the tire cannot be connected due to impact deformation when being directly connected with a main shaft, realize rapid continuous automatic impact of the tire, and have simple operation and high working efficiency.
Disclosure of Invention
The invention relates to a tooth-type rim tire acceleration and tire automatic continuous rapid impact test device.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
The invention relates to a tooth-type rim tyre acceleration continuous impact device, which comprises: the device comprises a main body frame, a tire accelerating device, a continuous impact device and an impact detection device; the main body frame is fixed on the ground foundation of the factory building through foundation bolts, and the tire accelerating device is fixed on a frame on one side of the main body frame; the impact mechanism of the continuous impact device is fixed on the cross beam of the main body frame through bolts; the accelerating mechanism of the continuous impact device is fixed on the ground foundation of the factory building through a main body frame and foundation bolts; the impact detection device is fixedly arranged on the ground and is positioned right below the tire of the continuous impact device; the main body frame includes: the frame and the cross beam are formed by welding high-strength square tubes, and the stress relieving treatment before welding prevents welding deformation and ensures the installation accuracy; the cross beam is forged by high-strength alloy steel.
Further, the tire accelerating device includes: the device comprises a connecting plate, a linear guide rail, a rack, a gear shaft, a gear, a motor I, a motor II, a wheel disc shaft, a wheel disc support frame, an accelerating wheel disc and an accelerating device main body frame; the accelerating device main body frame is fixed on a factory floor foundation through foundation bolts; the connecting plate is fixed on the upper top surface of the accelerating device main body frame through bolts; the linear guide rail parallel acceleration device main body rack is symmetrically arranged on the connecting plate; the rack is parallel to the linear guide rails and is arranged between the two linear guide rails and fixedly arranged on the connecting plate; the gear rack is arranged on the linear guide rail; the gear shaft is arranged on the mounting hole of the gear frame through a bearing, and the gear is arranged on the gear shaft and meshed with the rack; the motor I is connected with the gear shaft through a coupler and is fixedly arranged on the gear frame through bolts; the motor II is fixedly arranged on the gear frame through bolts; the wheel disc shaft is arranged on an output shaft of the motor II through a coupler, and a shaft body of the wheel disc shaft is arranged in a mounting hole of the wheel disc support frame; the accelerating wheel disc is arranged on the wheel disc shaft, and gear teeth of the accelerating wheel disc are in meshed connection with gear teeth of a tire driven wheel disc of the continuous impact device; the motor I is a stepping motor with self-locking function.
Further, curved inclined teeth perpendicular to the side face are processed at the edge of the side face of the acceleration wheel disc, the teeth of the outer side shaft face are triangular, and the inclined long side of the teeth of the outer side shaft face forms an angle of 30 degrees with the axis of the acceleration wheel disc; the motor I rotates to drive the gear shaft to rotate, the gear shaft rotates to drive the gear to rotate along the rack, the gear rack moves forwards along the linear guide rail under the drive of the gear, the motor II, the wheel disc shaft and the accelerating wheel disc move forwards under the drive of the gear rack until the accelerating wheel disc is meshed with the driven wheel disc of the tire, the motor I stops working, and the motor II starts to work to accelerate the driven wheel disc of the tire; when the acceleration wheel disc accelerates the tire driven wheel disc, the motor II stops rotating, at the moment, the tire driven wheel disc rotates at a high speed and becomes a driving wheel due to the inertia motion of the motor II, the acceleration wheel disc becomes a driven wheel, meanwhile, an inclination angle existing between the meshing tooth surfaces generates axial force pointing to the motor II on the acceleration wheel disc, and the motor I automatically breaks away from meshing with the tire driven wheel disc under the action of the axial force after self-locking is achieved; and meanwhile, the motor I works to drive the accelerating wheel to further withdraw from engagement with the driven wheel disc of the tire, so that accelerating movement is completed.
Further, the continuous impact device includes: the tire comprises a tire shaft, a tire driven wheel disc, a tire, a connecting block, an impact push rod, a buffer spring, a guide sleeve, a supporting hanging box, a hanging box supporting frame, a rotating shaft, a swinging rod connecting rod shaft, a connecting rod, a speed reducer, a motor commutator, a motor III and a motor main body frame; the motor main body frame is fixed on a factory floor foundation through foundation bolts, the motor III is fixedly arranged on the motor III, the motor commutator is fixedly arranged at the output shaft end of the motor III, the input shaft end of the speed reducer is connected with the output shaft of the motor III through a coupler, and the rotating shaft is connected with the output shaft of the speed reducer through the coupler and is fixedly arranged at the two side ends of the supporting hanging box through bolts; the supporting hanging box is welded and fixed on the hanging box supporting frame, the hanging box supporting frame is fixedly arranged on the cross beam of the main body frame through bolts, and the swinging rod is fixedly connected on the rotating shaft through a spline; the connecting rod is hinged and fixed with the swinging rod through the swinging rod connecting rod shaft, so that a revolute pair is formed between the swinging rod and the connecting rod; the upper end of the impact push rod is hinged and fixed on the connecting rod, and the rod body of the impact push rod is arranged in the guide sleeve; the guide sleeve is welded and fixed on the lower end face of the supporting hanging box, the buffer spring is installed at the tail end part of the impact push rod, and the connecting block is installed and fixed on the installation hole at the lower end of the impact push rod through a bolt; the tire shaft is welded and fixed in the mounting hole of the connecting block; the tire is arranged on the tire shaft through a shaft end check ring and a round nut; the driven wheel disc of the tire is of a gear ring structure, the chassis of the driven wheel disc is symmetrically arranged and fixed on hubs on two sides of the tire through bolts respectively, balance of rotation of the tire is guaranteed, curved inclined teeth perpendicular to the side face are machined at the edge of the side face of the driven wheel disc of the tire, teeth on the outer side shaft face are triangular, inclined long edges of the teeth are 30-degree with the axis of the accelerating wheel disc, and integral teeth are arc-shaped.
Further, the motor III is electrified to rotate to drive the input shaft of the speed reducer to rotate, the output shaft of the speed reducer drives the rotating shaft to rotate, the rotating shaft drives the swinging rod to do circular arc motion around the rotating shaft, and the rotating shaft drives the connecting rod and indirectly drives the impact push rod to do vertical downward linear motion in the guide sleeve; the tire impact testing device comprises a rotating shaft, a swinging rod connecting rod shaft and a connecting rod forming a crank sliding block mechanism, wherein the swinging rod moves to the lowest end of the circumference around the rotating shaft to finish one-time impact of the tire on an impact testing plate, meanwhile, the swinging rod moves continuously beyond the lowest point of the circumferential movement, then the connecting rod drives an impact push rod to drive the tire to move upwards rapidly, the swinging rod rotates 180 degrees, the tire completes one-time vertical impact, the swinging rod continuously performs positive and negative 180-degree circumferential movement under the action of a motor reverser, the continuous impact and lifting of the tire can be driven, the impact push rod drives the connecting block to drive the tire to continuously vertically downwards perform rapid linear movement, the tire is continuously and rapidly impacted on the impact testing plate of the impact testing device, and the purpose of continuous impact testing is realized.
Further, the impact detection device includes: the device comprises an impact base, an impact protection plate, an impact test plate, a supporting buffer spring, a vertical force transducer, a horizontal sensor fixing shaft, a vertical sensor fixing shaft and a limiting buffer spring; the impact base is formed by forging high-strength anti-deformation hard alloy steel, a plurality of reinforcing rib plates are uniformly processed on the periphery of the base, five boss holes are processed on the bottom surface of the base upwards, two boss holes are processed on the inner end surfaces of the two sides respectively, and the impact base is installed and fixed on the ground through foundation bolts; the lower bottom surface of the impact protection plate is provided with a plurality of mounting holes, and the mounting holes are welded on the upper side surface of the impact base; the impact test plate is a square flat plate and is formed by processing a Q235 steel plate, the surface of the impact test plate is coated with a detected coating, five boss holes are processed on the lower end face of the impact test plate and correspond to boss holes on the bottom surface of the impact base, two boss holes are processed on the two side faces of the impact test plate and correspond to boss holes on the inner end face of the side of the impact base, and a plurality of mounting holes are processed on the upper end face of the impact test plate and correspond to mounting holes on the lower end face of the impact protection plate; the lower ends of the five supporting buffer springs are welded in boss holes on the bottom surface of the impact base; the vertical sensor fixing shaft is arranged in a boss hole on the bottom surface of the impact base; the vertical force transducers are installed and fixed on the vertical sensor fixing shaft in total; the horizontal sensor fixing shaft is arranged in four boss holes on the inner end surface of the impact base side in total; the limiting buffer spring is welded in a boss hole of the inner end face of the side of the impact base; the horizontal force transducer is fixedly arranged on the horizontal sensor fixing shaft; five boss holes on the lower end surface of the impact test plate are welded with the supporting buffer springs in the boss holes with the upward bottom surface of the impact base, two side boss holes of the impact test plate are welded with the limiting buffer springs in the inner side end surface of the impact base, and a mounting hole on the upper end of the impact test plate is welded in a mounting hole on the lower bottom surface of the impact protection plate through a spring; the tire of the continuous impact device impacts downwards to contact the impact test plate to generate vertical downward and horizontal impact force, at the moment, the lower end surface of the impact test plate downwards presses the vertical force transducer, and meanwhile, the side end surface of the impact test plate presses the horizontal force transducer; at this time, the vertical force transducer and the horizontal force transducer collect horizontal and vertical impact forces and upload the horizontal and vertical impact forces to a display, and then the numerical value acquisition of the impact test is completed.
The tooth-type rim tire acceleration continuous impact device has the beneficial effects that:
The continuous automatic impact test device for the belt-speed tire has the advantages that the whole structure is simple, the continuous impact and the lifting of the tire are realized through the connecting rod structure, the automation level is high, the time and the labor are saved, and the impact working efficiency is improved;
the novel tire accelerating device is used, the tire is accelerated rapidly in a rim accelerating mode, and the tire is separated automatically by the axial force between the two wheels when the acceleration is completed, so that the problem that the main shaft of the tire is deformed and cannot be connected normally due to impact in the impact process is solved;
According to the continuous impact device used in the invention, the rotating shaft, the swinging rod connecting rod shaft and the connecting rod form a crank block mechanism, the swinging rod moves to the lowest end of the circumference around the rotating shaft to finish one-time impact of the tire on the impact test board, and the swinging rod continuously performs forward and backward 180-degree circular movement under the action of the motor commutator, so that the tire can be driven to continuously finish impact and lifting.
Drawings
Fig. 1: the invention relates to an integral structure diagram of a tooth-type rim tire acceleration continuous impact device;
fig. 2: the invention relates to a main body frame structure diagram of a tooth-type rim tire acceleration continuous impact device;
Fig. 3: the invention relates to a structure diagram of a tire accelerator of a tooth rim tire acceleration continuous impact device;
Fig. 4: the invention relates to an engagement diagram of an acceleration wheel disc and a driven wheel disc of a tooth-type rim tire acceleration continuous impact device;
Fig. 5: the invention relates to an integral structure diagram of a continuous impact device of a tooth-type rim tire acceleration continuous impact device;
Fig. 6: the invention relates to a partial diagram I of a continuous impact device of a tooth-type rim tire acceleration continuous impact device;
fig. 7: the invention relates to a partial diagram II of a continuous impact device of a tooth-type rim tire acceleration continuous impact device;
fig. 8: the invention relates to an integral structure diagram of an impact detection device of a tooth-type rim tire acceleration continuous impact device;
fig. 9: the invention relates to an internal structure diagram of an impact detection device of a tooth-type rim tire acceleration continuous impact device;
fig. 10: the invention relates to a partial structure diagram of an impact detection device of a tooth-type rim tire acceleration continuous impact device;
In the figure: 1-main body frame, 2-tire accelerator, 3-continuous impact device, 4-impact detector, 11-frame, 12-beam, 21-connecting plate, 22-linear guide, 23-rack, 24-carrier, 25-gear shaft, 26-gear, 27-motor i, 28-motor ii, 29-sheave shaft, 291-sheave support main body frame, 30-acceleration sheave, 301-accelerator main body frame, 31-tire shaft, 32-tire driven sheave, 33-tire, 34-connecting block, 35-impact push rod, 36-buffer spring, 37-guide sleeve, 38-support suspension, 39-suspension support frame, 381-rotation shaft, 382-swing lever, 383-swing lever link shaft, 384-link, 391-decelerator, 392-motor commutator, 393-motor iii, 394-motor main body frame, 41-impact base, 42-impact, 43-impact test plate, 44-support buffer spring, 45-vertical load cell, 46-horizontal load cell, 47-horizontal sensor fixed shaft, 48-vertical sensor fixed shaft, 49-buffer spring.
Detailed Description
The following describes a tooth rim tire acceleration continuous impact device according to the present invention with reference to the accompanying drawings.
As shown in fig. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, a toothed rim tire acceleration continuous impact device comprising: a main body frame 1, a tire accelerator 2, a continuous impact device 3, an impact detector 4; the main body frame 1 is fixed on a factory floor foundation through foundation bolts, and the tire accelerating device 2 is fixed on a side frame at one side of the main body frame 1; the impact mechanism of the continuous impact device 3 is fixed on the cross beam of the main body frame 1 through bolts; the accelerating mechanism of the continuous impact device 3 is fixed on the ground foundation of the factory building through a main body frame and foundation bolts; the impact detection device 4 is fixedly arranged on the ground and is positioned right below the tire of the continuous impact device 3; the main body frame 1 includes: the frame 11 and the cross beam 12 are formed by welding high-strength square tubes, and the stress relieving treatment before welding prevents welding deformation and ensures the installation accuracy; the cross beam 12 is forged by high-strength alloy steel, and is guaranteed not to deform when being subjected to larger impact force; the tire accelerator apparatus 2 includes: the acceleration device comprises a connecting plate 21, a linear guide rail 22, a rack 23, a gear rack 24, a gear shaft 25, a gear 26, a motor I27, a motor II 28, a wheel disc shaft 29, a wheel disc support 291, an acceleration wheel disc 30 and an acceleration device main body frame 301; the accelerating device main body frame 301 is fixed on the ground foundation of the factory building through foundation bolts; the connecting plate 21 is fixed on the upper top surface of the accelerating device main body rack 301 through bolts; the linear guide rail 22 is symmetrically arranged on the connecting plate 21 in parallel with the accelerating device main body rack 301; the rack 23 is parallel to the linear guide rails and is arranged between the two linear guide rails 22 and fixedly arranged on the connecting plate 21; the gear rack 24 is mounted on the linear guide rail 22; the gear shaft 25 is mounted on a mounting hole of the gear frame 24 through a bearing, and the gear 26 is mounted on the gear shaft 25 and meshed with the rack 23; the motor I27 is connected with the gear shaft 25 through a coupler and is fixedly arranged on the gear frame 24 through bolts; the motor II 28 is fixedly arranged on the gear frame 24 through bolts; the wheel disc shaft 29 is arranged on the output shaft of the motor II 28 through a coupler, and the shaft body of the wheel disc shaft 29 is arranged in the mounting hole of the wheel disc support frame 291; the accelerating wheel disc 30 is arranged on the wheel disc shaft 29, and the gear teeth of the accelerating wheel disc 30 are in meshed connection with the gear teeth of the tire driven wheel disc 32 of the continuous impact device 3; the motor I27 is a stepping motor with self-locking function; the continuous impact device 3 comprises: tyre shaft 31, tyre driven wheel 32, tyre 33, connecting block 34, impact push rod 35, buffer spring 36, guide sleeve 37, supporting hanging box 38, hanging box supporting frame 39, rotating shaft 381, swinging rod 382, swinging rod connecting rod shaft 383, connecting rod 384, speed reducer 391, motor commutator 392, motor III 393, motor main body frame 394; the motor main body frame 394 is fixed on a factory floor foundation through an anchor bolt, the motor III 393 is installed and fixed on the motor III 393, the motor commutator 392 is installed and fixed on an output shaft end of the motor III 393, an input shaft end of the speed reducer 391 is connected with an output shaft of the motor III 393 through a coupler, and the rotating shaft 381 is connected with an output shaft of the speed reducer 391 through a coupler and is installed and fixed at two side ends of the supporting hanging box 38 through bolts; the supporting hanging box 38 is welded and fixed on the hanging box supporting frame 39, the hanging box supporting frame 39 is fixedly installed on a cross beam of the main body frame 1 through bolts, and the swinging rod 382 is fixedly connected on the rotating shaft 381 through splines; the connecting rod 384 is hinged and fixed with the swinging rod 382 through the swinging rod connecting rod shaft 383, so that a revolute pair is formed between the swinging rod 382 and the connecting rod 384; the upper end of the impact push rod 35 is hinged and fixed on the connecting rod 384, and the rod body of the impact push rod 35 is installed in the guide sleeve 37; the guide sleeve 37 is welded and fixed on the lower end surface of the supporting hanging box 38, the buffer spring 36 is installed at the tail end part of the impact push rod 35, and the connecting block 34 is installed and fixed on an installation hole at the lower end of the impact push rod 35 through a bolt; the tire shaft 31 is welded and fixed in the mounting hole of the connecting block 34; the tire 33 is mounted on the tire shaft 31 through a shaft end retainer ring and a round nut; the tire driven wheel disc 32 is of a gear ring structure, a pair of gear ring structures are arranged, the chassis of the pair of gear ring structures are symmetrically arranged and fixed on hubs on two sides of the tire 33 through bolts respectively, balance of rotation of the tire is guaranteed, curved inclined teeth perpendicular to the side face are machined at the edge of the side face of the tire driven wheel disc 32, the teeth on the outer side shaft face are triangular, the inclined long edge of the teeth on the outer side shaft face form an angle of 30 degrees with the axis of the acceleration wheel disc 30, and the teeth on the whole are arc-shaped; the impact detection device 4 includes: impact base 41, impact protection plate 42, impact test plate 43, support buffer spring 44, vertical load cell 45, horizontal load cell 46, horizontal sensor fixed shaft 47, vertical sensor fixed shaft 48, limit buffer spring 49.
As shown in fig. 1, 2, 3, 4, 5, 6, 7, 8, 9 and 10, the working method of the tooth-type rim tire acceleration continuous impact device comprises the following specific steps: the main body frame 1, the tire accelerator 2, the continuous impact device 3 and the impact detection device 4 are installed according to the relative positions; the tire accelerator 2 starts to work, the motor i 27 rotates to drive the gear shaft 25 to rotate, the gear shaft 25 rotates to drive the gear 26 to rotate along the rack 23, the gear rack 24 is driven by the gear 26 to move forward along the linear guide rail 22, the motor ii 28, the wheel disc shaft 29 and the acceleration wheel disc 30 move forward under the driving of the gear rack 24 until the acceleration wheel disc 30 is meshed with the tire driven wheel disc 32, the motor 27 stops working, and the motor ii 28 starts to work to accelerate the tire driven wheel disc 32; when the acceleration wheel 30 accelerates the tire driven wheel 32, the motor ii 28 stops rotating, at this time, the tire driven wheel 32 rotates at a high speed, the inertial motion of the tire driven wheel 32 becomes a driving wheel, the acceleration wheel 30 becomes a driven wheel, meanwhile, an inclination angle existing between the meshing tooth surfaces generates an axial force directed to the motor ii 28 on the acceleration wheel 30, and the motor i 27 automatically disengages from the tire driven wheel 32 under the action of the axial force after self-locking is solved, so that the acceleration wheel 30 is automatically disengaged from the tire driven wheel 32; meanwhile, the motor I27 works to drive the accelerating wheel disc 30 to further withdraw from engagement with the driven wheel disc 32 of the tire, so that accelerating movement is completed; the motor iii 393 is electrified to rotate to drive the input shaft of the speed reducer 391 to rotate, the output shaft of the speed reducer 391 drives the rotation shaft 381 to rotate, the rotation shaft 381 drives the swinging rod 382 to do circular arc motion around the rotation shaft 381, and the rotation shaft 381 drives the connecting rod 384 and indirectly drives the impact push rod 35 to do vertical downward linear motion in the guide sleeve 37; the rotating shaft 381, the swinging rod 382, the swinging rod connecting rod shaft 383 and the connecting rod 384 form a crank sliding block mechanism, the swinging rod 382 moves to the lowest end of the circumference around the rotating shaft 381 to finish one impact of the tire 33 on the impact test board 43, meanwhile, the swinging rod 382 moves continuously beyond the lowest point of the circumferential movement, then the connecting rod 384 drives the impact push rod 35 to drive the tire 33 to move upwards rapidly and return to an initial state, the swinging rod 382 rotates 180 degrees, the tire 33 finishes one vertical impact, the swinging rod 382 continuously performs forward and backward 180-degree circumferential movement under the action of the motor reverser 392, the tire 33 can be driven to continuously complete the impact and the lifting, so that the impact push rod 35 drives the connecting block 34 to drive the tire 33 to continuously vertically and downwards perform the rapid linear motion, the tire 33 is continuously and rapidly impacted on the impact test board 43 of the impact detection device 4, and the purpose of continuous impact test is realized; the tire 33 of the tire impact device 3 will impact downwards to contact with the impact test plate 43 to generate horizontal and vertical downward impact forces, at this time, the lower end surface of the impact test plate 43 will press the vertical load cell 45 downwards, and the side end surface of the impact test plate 43 will press the horizontal load cell 46; at this time, the vertical load cell 45 and the horizontal load cell 46 collect the horizontal impact force and the vertical impact force, and upload the collected horizontal impact force and the vertical impact force to the display, so as to complete the impact test.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (3)
1. A tooth rim tire acceleration continuous impact device, comprising: a main body frame (1), a tire acceleration device (2), a continuous impact device (3), an impact detection device (4); the main body frame (1) is fixed on the ground foundation of a factory building through foundation bolts, and the tire accelerating device (2) is fixed on a side frame at one side of the main body frame (1); the impact mechanism of the continuous impact device (3) is fixed on the cross beam of the main body frame (1) through bolts; the accelerating mechanism of the continuous impact device (3) is fixed on the ground foundation of the factory building through a main body frame and foundation bolts; the impact detection device (4) is fixedly arranged on the ground and is positioned right below the tire of the continuous impact device (3); the main body frame (1) includes: the frame (11) and the cross beam (12), wherein the frame (11) is formed by welding high-strength square tubes, and the stress relieving treatment before welding prevents welding deformation and ensures the installation accuracy; the cross beam (12) is formed by forging high-strength alloy steel; the tire accelerator (2) comprises: the accelerating device comprises a connecting plate (21), a linear guide rail (22), a rack (23), a gear rack (24), a gear shaft (25), a gear (26), a motor I (27), a motor II (28), a wheel disc shaft (29), a wheel disc support frame (291), an accelerating wheel disc (30) and an accelerating device main body frame (301); the accelerating device main body frame (301) is fixed on a factory floor foundation through foundation bolts; the connecting plate (21) is fixed on the upper top surface of the accelerating device main body frame (301) through bolts; the linear guide rail (22) is symmetrically arranged on the connecting plate (21) in parallel with the accelerating device main body frame (301); the rack (23) is parallel to the linear guide rails and is arranged between the two linear guide rails (22) and fixed on the connecting plate (21); the gear rack (24) is arranged on the linear guide rail (22); the gear shaft (25) is arranged on a mounting hole of the gear frame (24) through a bearing, and the gear (26) is arranged on the gear shaft (25) and meshed with the rack (23); the motor I (27) is connected with the gear shaft (25) through a coupler and is fixedly arranged on the gear frame (24) through bolts; the motor II (28) is fixedly arranged on the gear frame (24) through bolts; the wheel disc shaft (29) is arranged on the output shaft of the motor II (28) through a coupler, and the shaft body of the wheel disc shaft is arranged in the mounting hole of the wheel disc support frame (291); the accelerating wheel disc (30) is arranged on the wheel disc shaft (29), and gear teeth of the accelerating wheel disc (30) are in meshed connection with gear teeth of a tire driven wheel disc (32) of the continuous impact device (3); the motor I (27) is a stepping motor with self-locking function; the side edge of the accelerating wheel disc (30) is provided with curve inclined teeth vertical to the side, the outer side axial surface teeth are triangular, and the inclined long side of the outer side axial surface teeth and the axis of the accelerating wheel disc (30) form an angle of 30 degrees; the motor I (27) rotates to drive the gear shaft (25) to rotate, the gear shaft (25) rotates to drive the gear (26) to rotate along the rack (23), the gear rack (24) moves forwards along the linear guide rail (22) under the drive of the gear (26), the motor II (28), the wheel disc shaft (29) and the accelerating wheel disc (30) move forwards under the drive of the gear rack (24) until the accelerating wheel disc (30) is meshed with the tire driven wheel disc (32), the motor I (27) stops working, and the motor II (28) starts to work to accelerate the tire driven wheel disc (32); after the acceleration wheel disc (30) accelerates the tire driven wheel disc (32), the motor II (28) stops rotating, at the moment, the tire driven wheel disc (32) rotates at a high speed, the inertia motion of the tire driven wheel disc is changed into a driving wheel, the acceleration wheel disc (30) is changed into a driven wheel, meanwhile, an inclination angle existing between meshing tooth surfaces generates axial force pointing to the motor II (28) for the acceleration wheel disc (30), and after the self-locking of the motor I (27) is solved, the acceleration wheel disc (30) is automatically disengaged from the tire driven wheel disc (32) under the action of the axial force; meanwhile, the motor I (27) works to drive the accelerating wheel disc (30) to further withdraw from engagement with the driven wheel disc (32) of the tire, so that accelerating movement is completed; the continuous impact device (3) comprises: the tire comprises a tire shaft (31), a tire driven wheel disc (32), a tire (33), a connecting block (34), an impact push rod (35), a buffer spring (36), a guide sleeve (37), a supporting hanging box (38), a hanging box supporting frame (39), a rotating shaft (381), a swinging rod (382), a swinging rod connecting rod shaft (383), a connecting rod (384), a speed reducer (391), a motor commutator (392), a motor III (393) and a motor main body frame (394); the motor main body frame (394) is fixed on a factory floor foundation through foundation bolts, the motor III (393) is fixedly arranged on the motor III (393), the motor commutator (392) is fixedly arranged at the output shaft end of the motor III (393), the input shaft end of the speed reducer (391) is connected with the output shaft of the motor III (393) through a coupler, and the rotating shaft (381) is connected with the output shaft of the speed reducer (391) through a coupler and is fixedly arranged at the two side ends of the supporting hanging box (38) through bolts; the supporting hanging box (38) is welded and fixed on the hanging box supporting frame (39), the hanging box supporting frame (39) is fixedly arranged on a cross beam of the main body frame (1) through bolts, and the swinging rod (382) is fixedly connected on the rotating shaft (381) through a spline; the connecting rod (384) is hinged and fixed with the swinging rod (382) through the swinging rod connecting rod shaft (383), so that a revolute pair is formed between the swinging rod (382) and the connecting rod (384); the upper end of the impact push rod (35) is hinged and fixed on the connecting rod (384), and the rod body of the impact push rod is arranged in the guide sleeve (37); the guide sleeve (37) is welded and fixed on the lower end face of the supporting hanging box (38), the buffer spring (36) is installed at the tail end part of the impact push rod (35), and the connecting block (34) is installed and fixed on an installation hole at the lower end of the impact push rod (35) through a bolt; the tire shaft (31) is welded and fixed in a mounting hole of the connecting block (34); the tire (33) is arranged on the tire shaft (31) through a shaft end check ring and a round nut; the tire driven wheel disc (32) is of a gear ring structure, a pair of gear ring structures are arranged, the chassis of the tire driven wheel disc is symmetrically installed and fixed on hubs on two sides of the tire (33) through bolts respectively, balance of rotation of the tire is guaranteed, curved inclined teeth perpendicular to the side face are machined at the edge of the side face of the tire driven wheel disc (32), the teeth on the outer side of the tire driven wheel disc are triangular, the inclined long edges of the teeth on the outer side of the tire driven wheel disc are 30-degree angles with the axis of the acceleration wheel disc (30), and the whole teeth are arc-shaped.
2. A toothed rim tyre acceleration continuous impact device as claimed in claim 1, characterized in that said motor iii (393) is energized to rotate to drive the input shaft of said reducer (391) to rotate, the output shaft of said reducer (391) drives said rotary shaft (381) to rotate, said rotary shaft (381) drives said oscillating bar (382) to move in an arc around said rotary shaft (381), said rotary shaft (381) drives said connecting rod (384) and indirectly drives said impact push rod (35) to move in a straight line vertically downwards in said guide sleeve (37); the device comprises a rotating shaft (381), a swinging rod (382), a connecting rod (383) and a connecting rod (384), wherein the swinging rod (382) is connected with the connecting rod (383) to form a crank sliding block mechanism, the swinging rod (382) moves to the lowest end of the circumference around the rotating shaft (381) to finish one-time impact of the tire (33) on an impact test plate (43), meanwhile, the swinging rod (382) moves continuously beyond the lowest point of the circumferential movement, then the connecting rod (384) drives the impact push rod (35) to drive the tire (33) to move rapidly upwards, the swinging rod (382) rotates 180 degrees, the tire (33) finishes one-time vertical impact, and the swinging rod (382) continuously finishes one-time positive and negative 180-degree circumferential movement under the action of a motor commutator (392) to drive the tire (33) to continuously finish impact and lifting, so that the impact push rod (35) drives the connecting block (34) to continuously vertically and linearly move downwards, and the tire (33) is continuously and vertically and rapidly to realize the continuous vertical movement of the tire (33) to rapidly detect the impact test plate (4).
3. A toothed rim tyre acceleration continuous impact device as claimed in claim 1, characterized in that said impact detection device (4) comprises: the device comprises an impact base (41), an impact protection plate (42), an impact test plate (43), a supporting buffer spring (44), a vertical load cell (45), a horizontal load cell (46), a horizontal sensor fixing shaft (47), a vertical sensor fixing shaft (48) and a limiting buffer spring (49); the impact base (41) is formed by forging high-strength anti-deformation hard alloy steel, a plurality of reinforcing rib plates are uniformly processed on the periphery of the base, five boss holes are processed on the bottom surface of the base upwards, two boss holes are processed on the inner end surfaces of the two sides respectively, and the impact base is installed and fixed on the ground through foundation bolts; the lower bottom surface of the impact protection plate (42) is provided with a plurality of mounting holes, and the mounting holes are welded on the upper side surface of the impact base (41); the impact test plate (43) is a square flat plate, is formed by processing a Q235 steel plate, is coated with a detected coating, is provided with five boss holes on the lower end face, and corresponds to the boss holes on the bottom surface of the impact base (41), is provided with two boss holes on the two side surfaces, corresponds to the boss holes on the inner end face of the side of the impact base (41), and is provided with a plurality of mounting holes on the upper end face, and corresponds to the mounting holes on the lower end face of the impact protection plate (42); five boss holes are formed in the bottom surface of the impact base (41) in a way that the lower ends of the supporting buffer springs (44) are welded; the vertical sensor fixing shaft (48) is arranged in a boss hole on the bottom surface of the impact base (41); the vertical force transducers (45) are installed and fixed on the vertical sensor fixing shafts (48) in total; the horizontal sensor fixing shaft (47) is arranged in four boss holes of the inner end surface of the side of the impact base (41); the limiting buffer spring (49) is welded in a boss hole of the inner end surface of the side of the impact base (41); the horizontal force transducer (46) is arranged and fixed on the horizontal sensor fixing shaft (47); five boss holes on the lower end surface of the impact test plate (43) are welded with the supporting buffer springs (44) in the boss holes with the upward bottom surface of the impact base (41), two side boss holes of the impact test plate are welded with the limiting buffer springs (49) in the inner side end surface of the impact base (41), and the mounting holes on the upper end of the impact test plate are welded in the mounting holes on the lower bottom surface of the impact protection plate (42) through springs; the tire (33) of the continuous impact device (3) impacts downwards to contact the impact test plate (43) to generate vertical downward and horizontal impact force, the lower end surface of the impact test plate (43) can downwards press the vertical force sensor (45), and the side end surface of the impact test plate (43) can press the horizontal force sensor (46); at the moment, the vertical force transducer (45) and the horizontal force transducer (46) collect horizontal and vertical impact force and upload the horizontal and vertical impact force to a display, and then the numerical value acquisition of the impact test is completed.
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| CN201910422993.4A CN110082133B (en) | 2019-05-21 | 2019-05-21 | Tooth-type rim tire acceleration continuous impact device |
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| CN201910422993.4A CN110082133B (en) | 2019-05-21 | 2019-05-21 | Tooth-type rim tire acceleration continuous impact device |
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| CN110082133B true CN110082133B (en) | 2024-06-07 |
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| CN110763550B (en) * | 2019-11-06 | 2022-02-22 | 中天科技海缆股份有限公司 | Submarine cable testing device |
| CN113959870B (en) * | 2021-10-22 | 2024-12-06 | 黑龙江费米科技有限公司 | A wall impact detection system suitable for engineering quality supervision |
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