CN110082133A - A kind of tooth-like wheel rim tire acceleration bump device - Google Patents

Abstract

The invention relates to a toothed rim tire accelerating continuous impact device, comprising: a main frame, a tire accelerating device, a continuous impact device, and an impact detection device; the main frame is fixed on the ground foundation of a factory building through anchor bolts, and the tire accelerating device Fixed on the side frame on one side of the main frame; the impact mechanism of the continuous impact device is fixed on the beam of the main frame through bolts; the acceleration mechanism of the continuous impact device is fixed on the ground of the workshop through the main frame and anchor bolts foundation; the impact detection device is fixedly installed on the ground foundation and is located directly below the tire of the continuous impact device; the continuous impact device of the present invention realizes the continuous impact and lifting of the tire through the structure of the slider crank mechanism; Acceleration, when the acceleration is completed, the axial force between the two wheels is automatically separated, which overcomes the problem that the main shaft of the tire is deformed due to the impact during the impact process and cannot be connected normally.

Description

A toothed rim tire acceleration continuous impact device

technical field

The invention relates to the field of tire rapid impact, in particular to a toothed rim tire accelerated continuous impact device.

Background technique

At present, most of the continuous impact devices in the market are accelerated by friction between tires or by electromagnetic means. Most of the impact methods are realized by hydraulic means. It is time-consuming, labor-intensive, and inefficient to be able to impact the tire once; in order to improve the acceleration speed and stability of the tire and realize automatic multiple continuous impacts, it is particularly important to develop a toothed rim tire acceleration continuous impact device. The device can achieve fast and stable acceleration of the tire, avoiding the problem of being unable to connect due to impact deformation when directly connected to the main shaft, and realizing rapid and continuous automatic impact on the tire, with simple operation and high work efficiency.

SUMMARY OF THE INVENTION

The invention relates to a testing device for toothed rim tire acceleration and tire automatic continuous rapid impact.

For reaching above-mentioned purpose, the technical scheme that the present invention adopts is as follows:

The present invention is a toothed rim tire accelerated continuous impact device, comprising: a main body frame, a tire acceleration 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 anchor bolts, and The tire acceleration device is fixed on the side frame on one side of the main frame; the impact mechanism of the continuous impact device is fixed on the beam of the main frame through bolts; the acceleration mechanism of the continuous impact device passes through the main frame The frame and anchor bolts are fixed on the ground foundation of the factory building; the impact detection device is fixedly installed on the ground foundation and is located directly below the tire of the continuous impact device; the main frame includes: a frame, a beam, the frame It is welded by high-strength square tubes. Before welding, stress relief treatment prevents welding deformation and ensures installation accuracy; the beam is forged from high-strength alloy steel.

Further, the tire acceleration device includes: a connecting plate, a linear guide rail, a rack, a gear rack, a gear shaft, a gear, a motor I, a motor II, a wheel shaft, a wheel support frame, an acceleration wheel, and the main body of the acceleration device frame; the main frame of the acceleration device is fixed on the ground foundation of the factory building through anchor bolts; the connecting plate is fixed on the upper top surface of the main frame of the acceleration device through bolts; symmetrically installed on the connecting plate; the rack is parallel to the linear guide rail and is installed and fixed on the connecting plate in the middle of the two linear guide rails; the gear rack is installed on the linear guide rail; the The gear shaft is installed on the mounting hole of the gear frame through a bearing, and the gear is installed on the gear shaft and meshed with the rack; the motor I is connected with the gear shaft through a coupling, and fixed on the gear frame through bolts; the motor II is fixed on the gear frame through bolts; the wheel shaft is mounted on the output shaft of the motor II through a coupling, and the shaft body Installed in the mounting hole of the wheel support frame; the acceleration wheel is installed on the wheel shaft, and the gear teeth of the acceleration wheel mesh with the teeth of the tire driven wheel of the continuous impact device connection; the motor I is a stepping motor with self-locking.

Further, the side edge of the acceleration wheel is processed with curved helical teeth perpendicular to the side, and the teeth on the outer axial surface are triangular, and the angle between the long side of the acceleration wheel and the axis of the acceleration wheel is 30°; the rotation of the motor drives The gear shaft rotates, the gear shaft rotates to drive the gear to rotate along the rack, the gear rack moves forward along the linear guide rail driven by the gear, the motor II, the wheel shaft, the acceleration wheel moves forward under the drive of the gear frame, until the acceleration wheel meshes with the tire driven wheel, the motor stops working, and the motor II starts to work to accelerate the tire driven wheel; After the acceleration wheel completes the acceleration of the tire driven wheel, the motor II stops rotating. At this time, the tire driven wheel rotates at a high speed, because of its inertial motion, it becomes the driving wheel, and the acceleration wheel becomes the driven wheel. At the same time, the inclination angle between the meshing tooth surfaces generates an axial force directed to the motor II on the acceleration wheel. After the self-locking of the motor I is resolved, the acceleration wheel automatically Disengage from the tire driven wheel; at the same time, the motor I works to drive the acceleration wheel to further withdraw from the mesh with the tire driven wheel to complete the acceleration movement.

Further, the continuous impact device includes: tire shaft, tire driven wheel, tire, connecting block, impact push rod, buffer spring, guide sleeve, supporting hanging box, hanging box supporting frame, rotating shaft, swinging rod, swinging Rod connecting rod shaft, connecting rod, reducer, motor commutator, motor III, motor main body frame; the motor main body frame is fixed on the ground foundation of the factory building through anchor bolts, and the motor III is installed and fixed on the motor III Above, the motor commutator is installed and fixed on the output shaft end of the motor III, the input shaft end of the reducer is connected with the output shaft of the motor III through a coupling, and the rotating shaft is connected through a coupling It is connected with the output shaft of the reducer, and is installed and fixed on both sides of the supporting hanging box by bolts; the supporting hanging box is welded and fixed on the supporting frame of the hanging box, and the supporting frame of the hanging box is passed through Bolts are fixedly installed on the crossbeam of the main body frame, the swing rod is fixed on the rotating shaft through a spline connection; the connecting rod is hinged and fixed together with the swing rod through the connecting rod shaft of the swing rod, A rotary pair is formed between the swing rod and the connecting rod; the upper end of the impact push rod is hinged and fixed on the connecting rod, and its shaft is installed in the guiding sleeve; the guiding sleeve is welded and fixed On the lower end surface of the supporting hanging box, the buffer spring is installed on the tail end of the impact push rod, and the connecting block is installed and fixed on the mounting hole at the lower end of the impact push rod through bolts; the tire The shaft is welded and fixed in the mounting hole of the connecting block; the tire is mounted on the tire shaft through a shaft end retaining ring and a round nut; The bolts are symmetrically installed and fixed on the hubs on both sides of the tire to ensure the balance of the tire rotation. The side edge of the driven wheel of the tire is processed with curved helical teeth perpendicular to the side, and the teeth on the outer axial surface are triangular. The inclined long side is at an angle of 30° to the axis of the acceleration wheel, and the overall teeth are arc-shaped.

Further, the motor III is energized and rotates to drive the input shaft of the reducer to rotate, the output shaft of the reducer drives the rotation shaft to rotate, and the rotation shaft drives the swing rod to make a circle around the rotation shaft. Arc movement, the rotating shaft drives the connecting rod and indirectly drives the impact push rod to move vertically downward in the guide sleeve; the rotating shaft, the swing rod, and the swing rod The connecting rod shaft, the connecting rod constitutes a slider crank mechanism, and the swinging rod moves to the lowest end of the circle around the rotating shaft to complete an impact of the tire on the impact test board, and at the same time, the swinging rod crosses the circle The lowest point of the movement continues to move, and then the connecting rod drives the impact push rod to drive the tire to move upward quickly, returning to the initial state, the swing rod rotates 180°, and the tire completes a vertical impact. Under the action of the motor commutator, the swing rod continuously performs a positive and negative 180° circular motion, which can drive the tire to continuously complete the impact and lift, and realize that the impact push rod drives the connecting block. The tire is driven to move vertically and continuously downward in a fast linear motion, so as to realize the continuous and rapid impact of the tire on the impact test plate of the impact detection device, and realize the purpose of continuous impact test.

Further, the impact detection device includes: impact base, impact protection plate, impact test plate, support buffer spring, vertical load cell, horizontal load cell, horizontal sensor fixed shaft, vertical sensor fixed shaft, limit buffer Spring; the impact base is forged from high-strength deformation-resistant hard alloy steel, with multiple ribs uniformly processed around the base, and five boss holes are processed on the bottom of the base, and the inner end faces of the two sides are each processed There are two boss holes, which are installed and fixed on the ground through anchor bolts; the lower bottom surface of the impact protection plate is processed with multiple installation holes, which are welded on the upper side of the impact base; the impact test plate is a square flat plate, It is processed by Q235 steel plate, and the surface is coated with the coating to be tested. Five boss holes are processed on the lower end surface to correspond to the boss holes on the bottom surface of the impact base, and two boss holes are processed on each of the two sides. Corresponding to the boss hole on the inner end surface of the impact base side, the upper end surface is processed with a plurality of installation holes corresponding to the installation holes on the lower end surface of the impact protection plate; there are five support buffer springs whose lower ends are welded on In the boss hole on the bottom surface of the impact base; the vertical sensor fixed shaft is installed in the boss hole on the bottom surface of the impact base; there are five vertical load cells installed and fixed on the vertical sensor. on the shaft; there are four fixed shafts of the level sensor installed in the boss holes on the inner end surface of the impact base; the limit buffer spring is welded in the boss holes on the inner end surface of the impact base; the The horizontal force sensor is installed and fixed on the fixed shaft of the horizontal sensor; the five boss holes on the lower end surface of the impact test plate are welded to the support buffer springs in the boss holes facing upward on the bottom surface of the impact base. Together, its two side boss holes are welded together with the limit buffer spring in the side inner end surface of the impact base, and the installation hole at its upper end is welded in the installation hole on the lower bottom surface of the impact protection plate through the spring ; The tire of the continuous impact device impacts downward and touches the impact test board to generate a vertical downward and horizontal impact force, and at this time, the lower end surface of the impact test board will press the vertical force sensor downward, At the same time, the side end surface of the impact test board will squeeze the horizontal force sensor; at this time, the vertical force sensor and the horizontal force sensor collect horizontal and vertical impact forces and upload them to the display, which completes the impact test value collection.

Implementing a toothed rim tire acceleration continuous impact device of the present invention has the beneficial effects of:

(1) Using a continuous automatic impact test device for a belt speed tire of the present invention, the overall structure is simple, the tire impact device realizes the continuous impact and lifting of the tire through the connecting rod structure, the automation level is high, time-saving and labor-saving, and the working efficiency of the impact is improved;

(2) The present invention uses a new type of tire acceleration device, which realizes rapid acceleration of the tire through the wheel rim acceleration mode. When the acceleration is completed, the axial force between the two wheels is automatically separated, which overcomes the impact caused by the tire during the impact process. The problem that the main shaft is deformed and cannot be connected normally;

(3) In the continuous impact device used in the present invention, the rotating shaft, the swinging rod, the connecting rod shaft of the swinging rod, and the connecting rod form a slider crank mechanism, and the swinging rod revolves around the rotating shaft Move to the lowest end of the circle to complete an impact of the tire on the impact test board, and the swing rod continuously performs forward and reverse 180° circular motions under the action of the motor commutator to drive the tire continuously Continuously complete the impact and improvement.

Description of drawings

Fig. 1: The overall structural diagram of a toothed rim tire acceleration continuous impact device of the present invention;

Fig. 2: The structural diagram of the main body frame of a toothed rim tire acceleration continuous impact device of the present invention;

Fig. 3: The structural diagram of the tire acceleration device of a toothed rim tire acceleration continuous impact device of the present invention;

Fig. 4: The meshing diagram of the acceleration wheel and the tire driven wheel of a toothed rim tire acceleration continuous impact device of the present invention;

Fig. 5: The overall structure diagram of the continuous impact device of a toothed rim tire acceleration continuous impact device of the present invention;

Fig. 6: Partial view I of the continuous impact device of a toothed wheel rim tire acceleration continuous impact device of the present invention;

Fig. 7: Part II of the continuous impact device of a toothed wheel rim tire acceleration continuous impact device of the present invention;

Figure 8: The overall structure diagram of the impact detection device of a toothed rim tire acceleration continuous impact device of the present invention;

Figure 9: The internal structure diagram of the impact detection device of a toothed rim tire acceleration continuous impact device of the present invention;

Figure 10: A partial structural diagram of the impact detection device of the toothed rim tire acceleration continuous impact device of the present invention;

In the figure: 1-main frame, 2-tire acceleration device, 3-continuous impact device, 4-impact detection device, 11-frame, 12-beam, 21-connecting plate, 22-linear guide rail, 23-rack, 24-gear frame, 25-gear shaft, 26-gear, 27-motor Ⅰ, 28-motor Ⅱ, 29-roulette shaft, 291-roulette supporting main frame, 30-acceleration wheel, 301-acceleration device main body Frame, 31-tire shaft, 32-tire driven wheel, 33-tire, 34-connecting block, 35-impact push rod, 36-buffer spring, 37-guiding sleeve, 38-support hanging box, 39-hanging Box support frame, 381-rotation shaft, 382-swing rod, 383-swing rod connecting rod shaft, 384-connecting rod, 391-reducer, 392-motor commutator, 393-motor Ⅲ, 394-motor body frame , 41-shock base, 42-shock protection plate, 43-shock test board, 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 ways

A toothed rim tire acceleration continuous impact device of the present invention will be further described below in conjunction with the accompanying drawings.

As shown in Figures 1, 2, 3, 4, 5, 6, 7, 8, 9, and 10, a toothed rim tire acceleration continuous impact device includes: a main frame 1, a tire acceleration device 2, a continuous impact Device 3, impact detection device 4; the main body frame 1 is fixed on the ground foundation of the factory building through anchor bolts, and the tire acceleration device 2 is fixed on the side frame of the main body frame 1 side; the continuous impact The impact mechanism of the device 3 is fixed on the beam of the main frame 1 through bolts; the acceleration mechanism of the continuous impact device 3 is fixed on the ground foundation of the factory building through the main frame and anchor bolts; the impact detection device 4 Fixedly installed on the ground foundation, located directly below the tires of the continuous impact device 3; the main body frame 1 includes: a frame 11, a beam 12, and the frame 11 is welded by high-strength square tubes, before welding Stress relief treatment prevents welding deformation and ensures installation accuracy; the beam 12 is forged from high-strength alloy steel, and is guaranteed not to deform when subjected to a large impact force; the tire acceleration device 2 includes: a connecting plate 21, a linear guide rail 22, rack 23, gear rack 24, pinion shaft 25, gear 26, motor I 27, motor II 28, roulette shaft 29, roulette support frame 291, acceleration roulette 30, acceleration device main frame 301; said acceleration device The main body frame 301 is fixed on the ground foundation of the factory building through anchor bolts; the connecting plate 21 is fixed on the upper top surface of the main body frame 31 of the acceleration device through bolts; the linear guide rail 22 is symmetrical to the main frame 31 of the acceleration device Installed on the connecting plate 21; the rack 23 is parallel to the linear guide rail and located in the middle of the two linear guide rails 22, and is installed and fixed on the connecting plate 21; the gear rack 24 is installed on the linear guide rail 22; the gear shaft 25 is installed on the mounting hole of the gear frame 24 through a bearing, and the gear 26 is installed on the gear shaft 25 and meshed with the rack 23; The shaft device is connected with the gear shaft 25, and is fixed on the gear frame 24 by bolts; the motor II 28 is fixed on the gear frame 24 by bolts; Installed on the output shaft of the motor II 28, its shaft body is installed in the mounting hole of the wheel support frame 291; the acceleration wheel 30 is installed on the wheel shaft 29, the acceleration wheel 30 The gear teeth of the continuous impact device 3 are engaged with the teeth of the tire driven wheel 32; the motor I27 is a stepping motor with self-locking; the continuous impact device 3 includes: a tire shaft 31, a tire driven wheel Disc 32, tire 33, connecting block 34, impact push rod 35, buffer spring 36, guide sleeve 37, support hanging box 38, hanging box support frame 39, rotating shaft 381, swing lever 382, swing lever connecting rod shaft 383, Connecting rod 384, reducer 391, motor commutator 392, motor III 393, motor main body frame 394; said motor main body frame 394 is fixed on the ground foundation of the workshop by anchor bolts, and said The motor III 393 is installed and fixed on the motor III 393, the motor commutator 392 is installed and fixed on the output shaft end of the motor III 393, and the input shaft end of the reducer 391 is connected with the output shaft of the motor III 393 through a coupling , the rotating shaft 381 is connected with the output shaft of the reducer 391 through a coupling, and is installed and fixed on both sides of the supporting hanging box 38 by bolts; the supporting hanging box 38 is welded and fixed on the On the hanging box support frame 39, the hanging box support frame 39 is fixedly installed on the beam of the main body frame 1 by bolts, and the swing rod 382 is fixed on the rotating shaft 381 through a spline connection; Rod 384 is hinged and fixed together with said swing rod 382 through said swing rod connecting rod shaft 383, so that a rotation pair is formed between said swing rod 382 and said connecting rod 384; On the connecting rod 384, its shaft is installed in the guide sleeve 37; the guide sleeve 37 is welded and fixed on the lower end surface of the support hanging box 38, and the buffer spring 36 is installed on the impact push rod 35, the connecting block 34 is installed and fixed on the mounting hole of the lower end of the impact push rod 35 through bolts; the tire shaft 31 is welded and fixed in the mounting hole of the connecting block 34; the tire 33 is installed on the tire shaft 31 through a shaft end retaining ring and a round nut; the tire driven wheel disc 32 is a ring gear structure with a pair, and its chassis is symmetrically installed and fixed on both sides of the tire 33 by bolts respectively. To ensure the balance of tire rotation, the side edge of the tire driven wheel 32 is processed with curved helical teeth perpendicular to the side, and the teeth on the outer axial surface are triangular. The axis is at an angle of 30°, and the overall teeth are arc-shaped; the impact detection device 4 includes: an impact base 41, an impact protection plate 42, an impact test plate 43, a support buffer spring 44, a vertical force sensor 45, and a horizontal force sensor. Sensor 46, horizontal sensor fixed shaft 47, vertical sensor fixed shaft 48, limit buffer spring 49.

As shown in Figures 1, 2, 3, 4, 5, 6, 7, 8, 9, and 10, the specific steps of a working method of a toothed wheel rim tire acceleration continuous impact device are as follows: The device 2, the continuous impact device 3, and the impact detection device 4 are installed in relative positions; the tire acceleration device 2 starts to work, the rotation of the motor 27 drives the rotation of the gear shaft 25, and the rotation of the gear shaft 25 drives the gear 26 rotates along the rack 23, and the gear frame 24 moves forward along the linear guide rail 22 driven by the gear 26, the motor II 28, the wheel shaft 29, and the acceleration wheel 30 in the Driven by the gear frame 24, it moves forward until the acceleration wheel 30 meshes with the tire driven wheel 32, the motor 27 stops working, and the motor II28 starts to work and accelerates the tire driven wheel 32; After 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. Because of its inertial motion, the acceleration wheel 30 becomes a driving wheel. The driven wheel and the inclination angle between the meshing tooth surfaces at the same time generate an axial force directed to the motor II28 on the acceleration wheel 30. After the self-locking of the motor I27 is solved, the acceleration wheel 30 is caused to be in the direction of the axial force. Under the action, it automatically disengages from the tire driven wheel 32; at the same time, the motor I27 works to drive the acceleration wheel 30 to further withdraw from the engagement with the tire driven wheel 32 to complete the acceleration movement; the motor III393 energizes and rotates to drive the The input shaft of the reducer 391 rotates, the output shaft of the reducer 391 drives the rotating shaft 381 to rotate, and the rotating shaft 381 drives the swing rod 382 to make an arc movement around the rotating shaft 381, the The rotating shaft (381) drives the connecting rod 384 and indirectly drives the impact push rod 35 to move vertically downward in the guide sleeve 37; the rotating shaft 381, the swing rod 382, the The swing rod connecting rod shaft 383, the connecting rod 384 constitutes a slider crank mechanism, the swing rod 382 moves to the lowest end of the circle around the rotating shaft 381, and completes the impact of the tire 33 on the test plate 41 once. impact, while the swing rod 382 continues to move over the lowest point of the circular motion, and then the connecting rod 384 drives the impact push rod 35 to drive the tire 33 to move upward quickly, returning to the initial state, the swing rod 382 Rotate 180°, the tire 33 completes a vertical impact, and the swing rod 382 continuously performs forward and reverse 180° circular motion under the action of the motor commutator 392, which can drive the tire 33 continuously The impact and lifting are completed, and the impact push rod 35 drives the connecting block 34, that is, drives the tire 33 to continuously vertically move downward in a fast linear motion, and realizes that the tire 33 continuously and quickly impacts the impact detection device 4 On the impact test board 41, realize the purpose of continuous impact test; The tire 33 of described tire impact device 3 impacts contact downwards The impact test plate 41 will generate horizontal and vertical downward impact force, at this time, the lower end surface of the impact test plate 41 will press the vertical load cell 45 downwards, and the impact test plate 41 will The side end surface will squeeze the horizontal load cell 46; at this time, the vertical load cell 45 and the horizontal load cell 46 will collect horizontal and vertical impact forces and upload them to the display to complete the impact test.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. within range.

Claims (6)

1. a kind of tooth-like wheel rim tire accelerates bump device characterized by comprising main stand (1), tire accelerate dress It sets (2), bump device (3), shock testing device (4)；The main stand (1) by foundation bolt with being fixed on workshop On the basis of face, the tire accelerator (2) is fixed on the frame of the main stand (1) side；The bump The beater mechanism of device (3) is fixed on the crossbeam of the main stand (1) by bolt；The bump device (3) acceleration mechanism is fixed on the basis of facility floor by main stand and foundation bolt；The shock testing device (4) is solid Dingan County is located at the underface of the tire of the bump device (3) in ground base；The main stand (1) includes: Frame (11), crossbeam (12), the frame (11) is formed by high-intensitive square tubes soldering, and destressing processing prevents from welding before welding Deformation guarantees installation accuracy；The crossbeam (12) is forged using high-intensitive steel alloy.

2. a kind of tooth-like wheel rim tire as described in claim 1 accelerates bump device, which is characterized in that the tire adds Speed variator (2) includes: connecting plate (21), linear guide (22), rack gear (23), tooth rest (24), gear shaft (25), gear (26), motor I (27), motor II (28) are taken turns dish axle (29), wheel disc support frame (291), are accelerated wheel disc (30), accelerator master Body rack (301)；The accelerator main stand (301) is fixed on the basis of facility floor by foundation bolt；The company Fishplate bar (21) is bolted on the upper top surface of the accelerator main stand (31)；The linear guide (22) adds in parallel Speed variator main stand (31) is symmetrically mounted on the connecting plate (21) above；The rack gear (23) is parallel to the linear guide It is fixed on the connecting plate (21) among two linear guides (22)；The tooth rest (24) is mounted on institute It states on linear guide (22)；The gear shaft (25) is mounted on the mounting hole of the tooth rest (24) by bearing, the tooth Wheel (26) is mounted on the gear shaft (25) and is meshed with the rack gear (23)；The motor I (27) by shaft coupling with The gear shaft (25) is connected, and is fixed on the tooth rest (24) by bolt；The motor II (28) passes through Bolt is fixed on the tooth rest (24)；Wheel dish axle (29) is mounted on the motor II (28) by shaft coupling On output shaft, axle body is mounted in the mounting hole of the wheel disc support frame (291)；The acceleration wheel disc (30) is mounted on described It takes turns on dish axle (29), the driven wheel disc of tire (32) of the gear teeth for accelerating wheel disc (30) and the bump device (3) Gear teeth meshing connection；The motor I (27) is with self-locking stepper motor.

3. a kind of tooth-like wheel rim tire as claimed in claim 2 accelerates bump device, which is characterized in that the accelerating pulley The curve helical teeth vertical with side is machined at disk (30) lateral edge, outside axial plane teeth are triangular in shape, plagioclase side and institute State the 30 ° of angles of axis for accelerating wheel disc (30)；Motor (27) rotation drives gear shaft (25) rotation, the gear shaft (25) rotation drives the gear (26) to rotate along the rack gear (23), and the tooth rest (24) drives in the gear (26) Under along the linear guide (22) move forward, the motor II (28), take turns dish axle (29), accelerate wheel disc (30) in the tooth Wheel carrier (24) drive it is lower move forward, until the acceleration wheel disc (30) is meshed with the driven wheel disc of tire (32), the motor (27) it stops working, the motor II (28), which is started to work, accelerates the driven wheel disc of tire (32)；When the acceleration wheel disc (30) after the completion of accelerating to the driven wheel disc of tire (32), the motor II (28) stops operating, at this time the driven wheel disc of the tire (32) high-speed rotation, because its inertia motion becomes driving wheel, the acceleration wheel disc (30) becomes driven wheel, at the same mesh tooth face it Between existing tilt angle the axial force for being directed toward motor II (28), the motor I (27) solution are generated to acceleration wheel disc (30) After certainly self-locking, the acceleration wheel disc (30) is caused to be nibbled automatically with the driven wheel disc of the tire (32) disengaging under the action of axial force It closes；The motor I (27) work simultaneously, which drives, described to be accelerated wheel disc (30) further to exit to nibble with tire driven wheel disc (32) It closes, completes to accelerate.

4. a kind of tooth-like wheel rim tire as described in claim 1 accelerates bump device, which is characterized in that the continuous punching Hitting device (3) includes: tire axis (31), and the driven wheel disc of tire (32), tire (33), link block (34) impacts push rod (35), slow It rushes spring (36), pilot sleeve (37), supports hanging box (38), hanging box support frame (39), rotation axis (381), oscillating rod (382), Oscillating rod pitman shaft (383), connecting rod (384), retarder (391), engine commutator (392), motor III (393), motor body Rack (394)；On the basis of the motor body rack (394) is fixed on facility floor by foundation bolt, the motor III (393) it is fixed on motor III (393), the engine commutator (392) is fixed on the defeated of the motor III (393) Shaft end out, retarder (391) input shaft end is connected by shaft coupling with the output shaft of the motor III (393), described Rotation axis (381) is connected by shaft coupling with the output shaft of the retarder (391), and is fixed on by bolt described Support the two side ends of hanging box (38)；The support hanging box (38) is weldingly fixed on the hanging box support frame (39), the hanging box Support frame (39) is mounted by means of bolts on the crossbeam of the main stand (1), and the oscillating rod (382) is connected by spline It connects and is fixed on the rotation axis (381)；The connecting rod (384) passes through the oscillating rod pitman shaft (383) and the oscillating rod (382) hinged to fix together, make to form revolute pair between the oscillating rod (382) and the connecting rod (384)；The impact push rod (35) upper end is hingedly fixed on the connecting rod (384), and shaft is mounted in the pilot sleeve (37)；The pilot sleeve (37) it is weldingly fixed on the lower end surface of support hanging box (38), the buffer spring (36) is mounted on the impact push rod (35) Tail end, the link block (34) by bolt be fixed on it is described impact push rod (35) lower end mounting hole on；Institute Tire axis (31) is stated to be weldingly fixed in the mounting hole of the link block (34)；The tire (33) passes through shaft end ring and circle spiral shell Mother is mounted on the tire axis (31)；The driven wheel disc of tire (32) is gear ring structure, has a pair, chassis passes through respectively Bolt is symmetrically installed on the two sides wheel hub for being fixed on the tire (33), guarantees the balance of tyre rotation, and the tire is driven The curve helical teeth vertical with side is machined at the lateral edge of wheel disc (32), outside axial plane teeth are triangular in shape, plagioclase side With described 30 ° of angles of axis for accelerating wheel disc (30), whole teeth are arc-shaped.

5. a kind of tooth-like wheel rim tire as claimed in claim 4 accelerates bump device, which is characterized in that the motor III (393) rotation that is powered drives the input shaft of the retarder (391) to rotate, described in the output shaft drive of the retarder (391) Rotation axis (381) rotation, the rotation axis (381) drive the oscillating rod (382) to do circular arc fortune around the rotation axis (381) Dynamic, the rotation axis (381) drives the connecting rod (384) and drives the impact push rod (35) in the pilot sleeve indirectly (37) linear motion straight down is done in；The rotation axis (381), the oscillating rod (382), the oscillating rod pitman shaft (383), the connecting rod (384) forms slider-crank mechanism, and the oscillating rod (382) moves to around the rotation axis (381) The least significant end of circumference completes the tire (33) to the one-shot of impact test board (41), while the oscillating rod (382) is more The minimum point for crossing circular motion continues to move, and then the connecting rod (384) drives the impact push rod (35) to drive the wheel Tire (33) fast upward motion returns to original state, and the oscillating rod (382) rotates 180 °, and the tire (33) completes one Secondary vertical impact, the oscillating rod (382) constantly do positive and negative 180 ° of circumference fortune under the action of the engine commutator (392) It moves, the tire (33) can be driven continuously to complete impact and promoted, realize described in impact push rod (35) drive Link block (34) drives the tire (33) continuous vertical to do fast linear motion downwards, realizes that the tire (33) is continuous fast Speed impacts on the shock-testing plate (41) of the shock testing device (4), realizes the purpose of bump test.

6. a kind of tooth-like wheel rim tire as described in claim 1 accelerates bump device, which is characterized in that the impact inspection Surveying device (4) includes: impact pedestal (41), and surge guard plate (42), shock-testing plate (43) supports buffer spring (44), perpendicular Straight load cell (45), horizontal load cell (46), horizon sensor fixing axle (47), vertical sensor fixing axle (48), limiting buffer spring (49)；The impact pedestal (41) is forged by high-intensitive resistance to deformation hard alloy steel, pedestal Surrounding is uniformly machined with multiple deep floors, and base end face is processed upward there are five boss hole, and two side inner faces are respectively machined with Two boss holes, are fixed on ground by foundation bolt；Surge guard plate (42) bottom surface is machined with multiple peaces Hole is filled, the upper side of impact pedestal (41) is welded on；The shock-testing plate (43) is square plate, using Q235 steel plate It is process, the detected coating of surface coating, there are five boss hole and impact pedestal (41) bottom surfaces for lower end surface processing Boss hole just correspond to, two sides respectively process there are two boss hole and it is described impact pedestal (41) side inner face boss hole It just corresponds to, end face is machined with multiple mounting holes thereon and the mounting hole of surge guard plate (42) lower end surface is just corresponding； Support buffer spring (44) is welded in the boss hole of described impact pedestal (41) bottom surface altogether there are five its lower end；It is described perpendicular The sensor fixing axle that direct transfers (48) is mounted in the boss hole of described impact pedestal (41) bottom surface；The vertical load cell (45) There are five be fixed on the vertical sensor fixing axle (48) altogether；There are four the horizon sensor fixing axle (47) is total It is mounted in the boss hole of impact pedestal (41) side inner face；The limiting buffer spring (49) is welded on the impact bottom In the boss hole of seat (41) side inner face；The horizontal load cell (46) is fixed on the horizon sensor fixing axle (47) on；The boss of five boss holes of its lower end surface of shock-testing plate (43) and described impact pedestal (41) bottom surface upward The support buffer spring (44) in hole welds together, in the side of two side boss hole and impact pedestal (41) The limiting buffer spring (49) welds together in end face, and the mounting hole of the upper end is welded on the surge guard by spring In the mounting hole of the bottom surface of plate (42)；The tire (33) of the bump device (3) downwards Contact -impact to the impact Test board (41) generates straight down and horizontal impact force, and shock-testing plate (41) lower end surface can be pressed down against at this time The vertical load cell (45), while the side end face of the shock-testing plate (41) can squeeze the horizontal load cell (46)；The vertical load cell (45) described at this time and the horizontal load cell (46) are collected on horizontal and vertical impact force Pass to display, i.e. the numerical value acquisition of completion shock-testing.