CN220241575U - Aviation rubber tire notching machine - Google Patents

Abstract

The utility model relates to the technical field of tire processing, in particular to an aviation rubber tire notching machine, which adopts an auxiliary roller capable of lifting in a two-stage mode, is suitable for aviation tires with various specifications and has good universality; the cutting mechanism is arranged on the driving mechanism; still include xarm, lift push rod, erect and press arm, spring and linkage assembly, the one end and the stand sliding connection of xarm, stand and xarm are connected at lift push rod's both ends, erect the upper end of pressing the arm and be connected with the other end of xarm, gyro wheel slidable mounting is in the spout of erecting the pressing arm, slider and the spout of spring coupling gyro wheel, linkage assembly installs on xarm and the stand, linkage assembly is connected the slider of gyro wheel and the lower part of stand, when the xarm reduces the height, linkage assembly releases the gyro wheel, the elasticity of spring promotes the gyro wheel to the lower extreme of erecting the pressing arm, when the xarm risees, linkage assembly pulls the gyro wheel high, make gyro wheel and erect and press the arm coincidence.

Description

Aviation rubber tire notching machine

Technical Field

The utility model relates to the technical field of tire processing, in particular to an aviation rubber tire notching machine.

Background

The aviation rubber tire notching machine is equipment for recycling and processing aviation rubber tires, and is mainly used for notching and cutting the tread and the side surfaces of the aviation rubber tires. The utility model provides a tire notching machine is provided with driving tire pivoted drive frame, be provided with the liftable of compress tightly the tire and compress tightly the arm, the top of compressing tightly the arm is provided with auxiliary roller, install the cutting knife rest on the drive frame, carry out the notched during operation, erect the aviation rubber tire and place on the drive frame, compress tightly the arm with auxiliary roller compress tightly on the inner wall of aviation rubber tire, the cutting knife rest inserts between the tread and the both sides face of aviation tire, the drive frame drives aviation tire rotation, thereby make the cutting knife divide apart the both sides face of the tread of aviation tire, accomplish the notched work.

However, the positions of the pressing arm and the auxiliary roller of the existing tire notching machine are relatively fixed, and the tire notching machine is only suitable for aviation tires with limited several similar specifications, and when the aviation rubber tire is too large, the pressing arm can be in interference contact with the side surface of the tire, so that the universality is poor.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the aviation rubber tire notching machine which adopts the auxiliary roller capable of lifting in a two-stage mode, is suitable for aviation tires with various specifications and has good universality.

The utility model relates to an aviation rubber tire notching machine, which comprises a driving mechanism, a cutting mechanism, an upright post and a roller, wherein the cutting mechanism is arranged on the driving mechanism; the vertical pressing arm is vertically arranged, the vertical pressing arm is provided with a vertical sliding groove, the roller is slidably arranged in the sliding groove of the vertical pressing arm through a sliding block, one end of the spring is connected with the sliding block of the roller, the linkage assembly is arranged on the transverse arm and the upright post, the sliding block of the roller is connected with the lower part of the upright post, when the transverse arm is lowered in height, the linkage assembly releases the roller, the elastic force of the spring pushes the roller to the lower end of the vertical pressing arm, and when the transverse arm is raised, the linkage assembly pulls the roller up to enable the roller to coincide with the vertical pressing arm; during operation, the lifting push rod pulls the cross arm high, the linkage assembly tightens up the slider of the roller towards the upper portion of the vertical pressing arm, the roller is overlapped with the vertical pressing arm, the aero tire is placed on the driving mechanism, at the moment, the roller and the vertical pressing arm are located at the middle cavity of the aero tire, the lifting push rod lowers the cross arm, the linkage assembly is released when the cross arm descends, the elastic force of the spring pushes the roller towards the lower end of the vertical pressing arm, the lower portion of the roller stretches out the lower end of the vertical pressing arm, the roller rolls on the inner wall of the aero tire, the cutting knife of the cutting mechanism moves the two sides of the aero tire respectively to pierce, the driving mechanism operates, the aero tire is driven to rotate, the cutting knife of the cutting mechanism cuts the tread and the left side face and the right side face of the aero tire, the cutting mechanism completes the cutting operation, compared with a traditional cutting machine, the roller can lift along the vertical pressing arm, before the cutting operation, the roller is overlapped with the vertical pressing arm, the roller can stretch into the middle cavity of the small aero tire, the lower end of the vertical pressing arm stretches out during the cutting operation, the distance between the roller and the side face of the roller and the tire is increased, the lateral face of the aero tire can be well interfered with the aero tire, the aero tire can be prevented, the universal aero tire can be used, and the aero tire can be well, and the aero tire can be used, and the aero tire can meet the requirements, and can be well meet the requirements, and the requirements.

Preferably, the linkage assembly comprises two pulleys, a guy cable and a fixed plate, wherein the two pulleys are respectively and rotatably arranged on the lower end face of the cross arm, the two pulleys are respectively close to the inner end and the outer end of the cross arm, the middle part of the guy cable bypasses the two pulleys, one end of the guy cable is connected with the sliding block of the roller, the other end of the guy cable is connected with the fixed plate, and the fixed plate is arranged on the lower part of the upright post; when the cross arm rises along the upright post, the fixed plate is lowered relative to the cross arm, the fixed plate pulls the inhaul cable to the lower portion of the upright post, the inhaul cable pulls the sliding block of the roller upwards to the sliding groove of the vertical pressing arm under the supporting and guiding actions of the two pulleys, so that the roller is separated from the tire, the aviation rubber tire can be replaced at the moment, the roller is overlapped on the vertical pressing arm, the compact size of the structure can extend into the middle chamber of the aviation rubber tire with small specification, after the aviation rubber tire is replaced, the cross arm is lowered along the upright post, the fixed plate is close to the cross arm relatively, the inhaul cable is pushed upwards by the fixed plate to be released, the sliding block of the roller is pushed downwards along the sliding groove of the vertical pressing arm by the elastic force of the spring, the roller stretches out of the lower end of the vertical pressing arm to be pressed on the inner wall of the tire, and the structure is simple, and usability is good.

Preferably, the device further comprises a plurality of guide wheels, the upright post is provided with a vertical slideway, one end of the cross arm is slidably arranged in the slideway of the upright post, the plurality of guide wheels are symmetrically and rotatably arranged on one end of the cross arm, and the plurality of guide wheels are respectively in rolling contact with the slideway of the upright post; the guide wheels support and limit the cross arm in a rolling way, so that the cross arm is smoother and more stable when lifting.

Preferably, the device also comprises a horizontal push rod, a push plate and a supporting plate, wherein the fixed end of the horizontal push rod is arranged on the cross arm through a bracket, the push plate is vertically arranged on a piston rod of the horizontal push rod, the supporting plate is horizontally arranged at the lower part of the push plate, and the supporting plate and the push plate are matched to support the upper part of the aviation rubber tyre; when the aviation rubber tyre is replaced, the piston rod of the horizontal push rod is extended, the supporting plate and the push plate extend out of the cross arm, the upper part of the aviation rubber tyre is hung on the supporting plate, the side surface of the aviation rubber tyre is made to lean against the push plate, the piston rod of the horizontal push rod is contracted, the aviation rubber tyre is sleeved on the roller and the vertical pressing arm, the lifting push rod drives the horizontal arm to descend, the roller rolls and compresses the inner wall of the aviation rubber tyre, the supporting plate is separated from the upper part of the tyre, automatic feeding and compression of the tyre are achieved, after the aviation rubber tyre completes a notch, the cross arm is lifted, the supporting plate supports the upper part of the tyre, the piston rod of the horizontal push rod is extended again, the supporting plate and the push plate push the aviation rubber tyre completed by the notch, the unloading is facilitated, and the working efficiency is improved.

Preferably, the driving mechanism comprises a frame, two driving wheels and a gear motor, the frame is arranged below the idler wheels, the two driving wheels are rotatably arranged on the frame, the gear motor is arranged on the frame, and an output shaft of the gear motor is in transmission connection with at least one driving wheel; during operation, the gear motor drives at least one driving wheel to rotate, and the driving wheel drives the aviation rubber tire to rotate, so that the technology is mature, and the driving effect is stable.

Preferably, the cutting mechanism comprises a mounting frame, two cutter frame arms, a double-rod air cylinder, two cutting knives and two guide plates, wherein the mounting frame is arranged on the frame, the middle parts of the two cutter frame arms are respectively arranged on the two sides of the mounting frame in a rotating way through rotating shafts, the two cutter frame arms are respectively positioned on the left side and the right side of the aviation rubber tire, the fixed ends of the double-rod air cylinder are arranged on the middle part of the mounting frame through brackets, the two piston rods of the double-rod air cylinder are respectively connected with the outer ends of the two cutter frame arms in a rotating way, the two cutting knives are respectively arranged on the inner ends of the two cutter frame arms, the two cutting knives are used for cutting the aviation rubber tire, the two guide plates are respectively arranged on the inner ends of the two cutter frame arms, and the two guide plates guide the two side surfaces of the aviation rubber tire; during operation, the two piston rods of the double-rod air cylinder extend synchronously, the outer ends of the two cutter frame arms are pushed to rotate outwards synchronously, the inner ends of the two cutter frame arms are close inwards synchronously, the two cutting knives are inserted into the two side surfaces of the aviation rubber tire, and meanwhile, the two guide plates are in guide contact with the two side surfaces of the aviation rubber tire, so that the structure is simple, and the operation is convenient.

Preferably, the device further comprises two contact switches, wherein the two contact switches are respectively arranged on the two guide plates, and when the two guide plates guide the two side surfaces of the aviation rubber tyre, the two contact switches are contacted with the two side surfaces of the aviation rubber tyre, and the two contact switches are positioned above the two cutting knives; when two contact switches contact with the both sides face of aviation rubber tire, two contact switches send the signal, and gear motor starts, begins to carry out the incision work of aviation rubber tire, and when two contact switches break away from with the both sides face of aviation rubber tire, two contact switches send the signal for gear motor stops, and lifting push rod drives the xarm and risees, and automatic unloading is accomplished in horizontal push rod extension, realizes automatic control, is favorable to providing work efficiency.

Compared with the prior art, the utility model has the beneficial effects that: during operation, the lifting push rod pulls the cross arm high, the linkage assembly tightens up the slider of the roller towards the upper portion of the vertical pressing arm, the roller is overlapped with the vertical pressing arm, the aero tire is placed on the driving mechanism, at the moment, the roller and the vertical pressing arm are located at the middle cavity of the aero tire, the lifting push rod lowers the cross arm, the linkage assembly is released when the cross arm descends, the elastic force of the spring pushes the roller towards the lower end of the vertical pressing arm, the lower portion of the roller stretches out the lower end of the vertical pressing arm, the roller rolls on the inner wall of the aero tire, the cutting knife of the cutting mechanism moves the two sides of the aero tire respectively to pierce, the driving mechanism operates, the aero tire is driven to rotate, the cutting knife of the cutting mechanism cuts the tread and the left side face and the right side face of the aero tire, the cutting mechanism completes the cutting operation, compared with a traditional cutting machine, the roller can lift along the vertical pressing arm, before the cutting operation, the roller is overlapped with the vertical pressing arm, the roller can stretch into the middle cavity of the small aero tire, the lower end of the vertical pressing arm stretches out during the cutting operation, the distance between the roller and the side face of the roller and the tire is increased, the lateral face of the aero tire can be well interfered with the aero tire, the aero tire can be prevented, the universal aero tire can be used, and the aero tire can be well, and the aero tire can be used, and the aero tire can meet the requirements, and can be well meet the requirements, and the requirements.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic illustration of an axially measured structure of the present utility model;

FIG. 3 is a schematic bottom view of the roller, cross arm, vertical compression arm, spring and linkage assembly, etc.;

FIG. 4 is a schematic structural view of the roller, cross arm, vertical compression arm, spring and linkage assembly, etc.;

FIG. 5 is a schematic view of the structure of the cutting mechanism and the like;

FIG. 6 is a schematic view of the structure of the present utility model in its operating state;

the reference numerals in the drawings: 1. a driving mechanism; 2. a cutting mechanism; 3. a column; 4. a roller; 5. a cross arm; 6. lifting the push rod; 7. a vertical pressing arm; 8. a spring; 9. a pulley; 10. a guy cable; 11. a fixing plate; 12. a guide wheel; 13. a horizontal push rod; 14. a push plate; 15. a supporting plate; 16. a frame; 17. a driving wheel; 18. a speed reducing motor; 19. a mounting frame; 20. a cutter frame arm; 21. a double-rod cylinder; 22. a cutting knife; 23. a guide plate; 24. and a contact switch.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. This utility model may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Example 1

The utility model provides an aviation rubber tire notching machine, includes actuating mechanism 1, cutting mechanism 2, stand 3 and gyro wheel 4, and cutting mechanism 2 installs on actuating mechanism 1, and stand 3 erects the outside that sets up at actuating mechanism 1, and gyro wheel 4 is located actuating mechanism 1 top; the vertical pressing arm 7 is provided with a vertical sliding groove, the roller 4 is slidably arranged in the sliding groove of the vertical pressing arm 7 through a sliding block, one end of the spring 8 is connected with the sliding block of the roller 4, the other end of the spring 8 is connected with the top wall or the bottom wall of the sliding groove of the vertical pressing arm 7, the linkage assembly is arranged on the transverse arm 5 and the upright 3, the linkage assembly is used for connecting the sliding block of the roller 4 with the lower part of the upright 3, when the transverse arm 5 is lowered in height, the roller 4 is released by the linkage assembly, the roller 4 is pushed to the lower end of the vertical pressing arm 7 by the elastic force of the spring 8, and when the transverse arm 5 is raised, the roller 4 is pulled up by the linkage assembly, so that the roller 4 coincides with the vertical pressing arm 7; the linkage assembly comprises two pulleys 9, a guy rope 10 and a fixed plate 11, wherein the two pulleys 9 are respectively and rotatably arranged on the lower end face of the cross arm 5, the two pulleys 9 are respectively close to the inner end and the outer end of the cross arm 5, the middle part of the guy rope 10 bypasses the two pulleys 9, one end of the guy rope 10 is connected with the sliding block of the roller 4, the other end of the guy rope 10 is connected with the fixed plate 11, and the fixed plate 11 is arranged on the lower part of the upright post 3; the vertical column 3 is provided with a vertical slideway, one end of the cross arm 5 is slidably arranged in the slideway of the vertical column 3, one end of the cross arm 5 is symmetrically and rotatably provided with a plurality of guide wheels 12, and the guide wheels 12 are respectively in rolling contact with the slideway of the vertical column 3.

When in work, the lifting push rod 6 pulls the cross arm 5 up, the guide wheels 12 support and limit the cross arm 5 in a rolling way, so that the cross arm 5 is smoother and more stable in lifting, when the cross arm 5 is lifted up along the upright 3, the fixed plate 11 is lowered relative to the cross arm 5, the fixed plate 11 pulls the inhaul cable 10 to the lower part of the upright 3, the inhaul cable 10 pulls the sliding block of the roller 4 upwards towards the sliding groove of the vertical pressing arm 7 under the supporting and guiding actions of the two pulleys 9, the roller 4 is separated from the tire, the aviation rubber tire can be replaced at the moment, the roller 4 is overlapped on the vertical pressing arm 7, the aviation tire is placed on the driving mechanism 1, the roller 4 and the vertical pressing arm 7 are positioned at the middle cavity of the aviation tire at the moment, the lifting push rod 6 lowers the cross arm 5, the fixed plate 11 is close to the cross arm 5 when the cross arm 5 is lowered down, the fixed plate 11 pushes and releases the inhaul cable 10 upwards, the elastic force of the spring 8 pushes the sliding block of the roller 4 to slide downwards along the sliding groove of the vertical pressing arm 7, so that the roller 4 extends out of the lower end of the vertical pressing arm 7 to roll on the inner wall of the aviation rubber tire, the cutting knife of the cutting mechanism 2 moves the two sides of the aviation rubber tire to pierce respectively, the driving mechanism 1 operates to drive the aviation rubber tire to rotate, the cutting knife of the cutting mechanism 2 cuts the tread and the left and right sides of the aviation rubber tire to finish the cutting operation, compared with the traditional cutting machine, the roller 4 can lift along the vertical pressing arm 7, before the cutting operation, the roller 4 is overlapped with the vertical pressing arm 7 and can extend into the middle cavity of the small aviation rubber tire, the roller 4 extends out of the lower end of the vertical pressing arm 7 during the cutting operation, thereby increasing the distance between the roller 4 and the cross arm 5, avoiding the interference between the side of the tire and the cross arm 5, assisting rolling and pressing the large aviation rubber tire, the method is suitable for aviation tires with various specifications and has good universality.

Example 2

On the basis of the embodiment 1, the device also comprises a horizontal push rod 13, a push plate 14 and a supporting plate 15, wherein the fixed end of the horizontal push rod 13 is arranged on the cross arm 5 through a bracket, the push plate 14 is vertically arranged on a piston rod of the horizontal push rod 13, the supporting plate 15 is horizontally arranged at the lower part of the push plate 14, and the supporting plate 15 and the push plate 14 are matched to support the upper part of an aviation rubber tyre; the driving mechanism 1 comprises a frame 16, two driving wheels 17 and a gear motor 18, wherein the frame 16 is arranged below the idler wheels 4, the two driving wheels 17 are rotatably arranged on the frame 16, the gear motor 18 is arranged on the frame 16, and an output shaft of the gear motor 18 is in transmission connection with at least one driving wheel 17; the cutting mechanism 2 comprises a mounting frame 19, two cutter frame arms 20, a double-rod air cylinder 21, two cutting knives 22 and two guide plates 23, wherein the mounting frame 19 is mounted on the frame 16, the middle parts of the two cutter frame arms 20 are respectively mounted on two sides of the mounting frame 19 through rotation of rotating shafts, the two cutter frame arms 20 are respectively positioned on the left side and the right side of an aviation rubber tire, the fixed ends of the double-rod air cylinder 21 are mounted on the middle part of the mounting frame 19 through brackets, two piston rods of the double-rod air cylinder 21 are respectively connected with the outer ends of the two cutter frame arms 20 in a rotating manner, the two cutting knives 22 are respectively mounted on the inner ends of the two cutter frame arms 20, the two cutting knives 22 are used for cutting the aviation rubber tire, the two guide plates 23 are respectively mounted on the inner ends of the two cutter frame arms 20, and the two guide plates 23 guide two side surfaces of the aviation rubber tire; the two contact switches 24 are respectively arranged on the two guide plates 23, when the two guide plates 23 guide the two side surfaces of the aviation rubber tire, the two contact switches 24 are contacted with the two side surfaces of the aviation rubber tire, and the two contact switches 24 are positioned above the two cutting knives 22.

When the aviation rubber tyre is replaced, the piston rod of the horizontal push rod 13 stretches out, the supporting plate 15 and the push plate 14 stretch out of the cross arm 5, the upper part of the aviation rubber tyre is hung on the supporting plate 15, the side surface of the aviation rubber tyre leans against the push plate 14, the piston rod of the horizontal push rod 13 contracts, the aviation rubber tyre is sleeved on the roller 4 and the vertical pressing arm 7, the lifting push rod 6 drives the cross arm 5 to descend, the roller 4 rolls and compresses the inner wall of the aviation rubber tyre, the supporting plate 15 is separated from the upper part of the tyre, automatic feeding and compression of the tyre are achieved, the two piston rods of the double-rod cylinder 21 synchronously stretch, the outer ends of the two cutter arms 20 are synchronously pushed to rotate outwards, the inner ends of the two cutter arms 20 synchronously approach inwards, the two cutter blades 22 are inserted into the two side surfaces of the aviation rubber tyre, meanwhile, the two guide plates 23 and the two contact switches 24 are in guide contact with the two side surfaces of the aviation rubber tyre, the two contact switches 24 send signals, the speed reducing motor 18 is started, the at least one driving wheel 17 is driven to rotate, the driving wheel 17 drives the aviation rubber tyre to rotate, the two cutter blades 22 to push the rubber tyre, the two cutter blades 22 and the two cutter arms are separated from the two contact with the two contact switches 24, and the two cutter arms 6 are separated from the two sides of the two contact with the two sides of the aviation rubber tyre, and the two cutter arms 6 are separated from the two contact with each other, and the two contact switches, and the two contact with the two contact switches of the two contact switches and the two faces of the two contact with the aviation rubber tyre, and the two 18 are separated from the two contact with the two side surfaces of the 18, and the two contact bar 18, and the two 18 and the contact with the 18 and are separated.

As shown in fig. 1 to 6, in operation, the aviation rubber tire notching machine of the present utility model is characterized in that firstly, the lifting push rod 6 pulls the cross arm 5 high, the guy rope 10 tightens the sliding block of the roller 4 to pull up the upper part of the vertical pressing arm 7, the roller 4 is overlapped with the vertical pressing arm 7, the piston rod of the horizontal push rod 13 stretches, the supporting plate 15 and the push plate 14 stretch out of the outside of the cross arm 5, the upper part of the aviation rubber tire is hung on the supporting plate 15, the side surface of the aviation rubber tire is abutted against the push plate 14, then the piston rod of the horizontal push rod 13 contracts, the aviation rubber tire is sleeved on the roller 4 and the vertical pressing arm 7, at this time, the roller 4 and the vertical pressing arm 7 are positioned at the middle cavity of the aviation tire, the lifting push rod 6 drives the cross arm 5 to descend, the roller 4 rolls and presses the inner wall of the aviation rubber tire, the supporting plate 15 is separated from the upper part of the tire, then the guy rope 10 is released while the cross arm 5 descends, the elastic force of the spring 8 pushes the roller 4 to the lower end of the vertical pressing arm 7, so that the lower part of the roller 4 extends out of the lower end of the vertical pressing arm 7, the roller 4 rolls on the inner wall of the aviation rubber tyre, two piston rods of the double-rod air cylinder 21 synchronously extend, the outer ends of the two cutter saddle arms 20 are synchronously pushed to rotate outwards, the inner ends of the two cutter saddle arms 20 synchronously approach inwards, the two cutters 22 are inserted into the two side surfaces of the aviation rubber tyre, meanwhile, the two guide plates 23 are in guide contact with the two side surfaces of the aviation rubber tyre, finally, when the two contact switches 24 are in contact with the two side surfaces of the aviation rubber tyre, the two contact switches 24 send out signals, the speed reducing motor 18 is started, the speed reducing motor 18 operates to drive the two driving wheels 17 to rotate, the aviation rubber tyre is driven to cut the tread and the left side surface and the right side surface of the aviation rubber tyre, when the two contact switches 24 are separated from the two side surfaces of the aviation rubber tyre, the two contact switches 24 send out signals, so that the speed reducing motor 18 stops, the lifting push rod 6 drives the cross arm 5 to lift, and the horizontal push rod 13 stretches to complete automatic discharging.

The main functions realized by the utility model are as follows:

1. the auxiliary roller capable of lifting in two stages is suitable for aviation tires with various specifications, and has good universality;

2. the automatic feeding and the automatic discharging are convenient, and the working efficiency is high;

3. the automatic control device has simple automatic control and high working efficiency.

The installation mode, the connection mode or the setting mode of the aviation rubber tire notching machine are common mechanical modes, and can be implemented as long as the beneficial effects of the aviation rubber tire notching machine can be achieved; the driving mechanism 1, the cutting mechanism 2, the roller 4, the lifting push rod 6, the spring 8, the sliding block, the horizontal push rod 13, the pulley 9, the inhaul cable 10, the guide wheel 12, the driving wheel 17, the gear motor 18, the double-rod air cylinder 21, the cutting knife 22 and the contact switch 24 of the aviation rubber tire notching machine are purchased in the market, and the aviation rubber tire notching machine can be installed and operated by a person skilled in the art according to the attached using instruction without creative labor of the person skilled in the art.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims (7)

1. The utility model provides an aviation rubber tire slotting machine, includes actuating mechanism (1), cutting mechanism (2), stand (3) and gyro wheel (4), and cutting mechanism (2) are installed on actuating mechanism (1), and stand (3) erect the outside that sets up in actuating mechanism (1), and gyro wheel (4) are located the top of actuating mechanism (1); the vertical pressing arm (7) is provided with a vertical chute, the roller (4) is slidably mounted in the chute of the vertical pressing arm (7) through a sliding block, one end of the spring (8) is connected with the sliding block of the roller (4), the linkage assembly is mounted on the transverse arm (5) and the upright (3), the sliding block of the roller (4) is connected with the lower portion of the upright (3), when the height of the transverse arm (5) is reduced, the roller (4) is released by the assembly, the spring (8) pushes the roller (4) downwards, and the roller (4) is coincident with the vertical chute of the vertical pressing arm (7), and the roller (4) is pushed downwards by the spring (8) through the sliding block.

2. The aircraft rubber tire notching machine according to claim 1, wherein the linkage assembly comprises two pulleys (9), a pull rope (10) and a fixed plate (11), the two pulleys (9) are respectively rotatably mounted on the lower end face of the cross arm (5), the two pulleys (9) are respectively close to the inner end and the outer end of the cross arm (5), the middle part of the pull rope (10) bypasses the two pulleys (9), one end of the pull rope (10) is connected with the sliding block of the roller (4), the other end of the pull rope (10) is connected with the fixed plate (11), and the fixed plate (11) is mounted on the lower part of the upright post (3).

3. An aircraft rubber tyre notching machine as claimed in claim 1, characterized in that it further comprises a plurality of guide wheels (12), the upright (3) is provided with a vertical slideway, one end of the cross arm (5) is slidably mounted in the slideway of the upright (3), the plurality of guide wheels (12) are symmetrically rotatably mounted on one end of the cross arm (5), and the plurality of guide wheels (12) are respectively in rolling contact with the slideway of the upright (3).

4. The aircraft rubber tire notching machine according to claim 1, further comprising a horizontal push rod (13), a push plate (14) and a supporting plate (15), wherein the fixed end of the horizontal push rod (13) is installed on the cross arm (5) through a bracket, the push plate (14) is vertically installed on a piston rod of the horizontal push rod (13), the supporting plate (15) is horizontally installed at the lower part of the push plate (14), and the supporting plate (15) and the push plate (14) cooperate to support the upper part of the aircraft rubber tire.

5. An aircraft rubber tyre notching machine as claimed in claim 1, characterized in that the driving mechanism (1) comprises a frame (16), two driving wheels (17) and a gear motor (18), the frame (16) is mounted below the roller (4), the two driving wheels (17) are rotatably mounted on the frame (16), the gear motor (18) is mounted on the frame (16), and the output shaft of the gear motor (18) is in transmission connection with at least one driving wheel (17).

6. An aircraft rubber tyre notching machine as claimed in claim 1, characterized in that the cutting mechanism (2) comprises a mounting frame (19), two cutter saddle arms (20), a double-rod cylinder (21), two cutter saddle arms (22) and two guide plates (23), wherein the mounting frame (19) is mounted on the frame (16), the middle parts of the two cutter saddle arms (20) are respectively mounted on two sides of the mounting frame (19) through rotation of a rotation shaft, the two cutter saddle arms (20) are respectively positioned on the left side and the right side of the aircraft rubber tyre, the fixed ends of the double-rod cylinder (21) are mounted on the middle part of the mounting frame (19) through brackets, two piston rods of the double-rod cylinder (21) are respectively connected with the outer ends of the two cutter saddle arms (20) in a rotation mode, the two cutter saddle arms (22) are respectively mounted on the inner ends of the two cutter saddle arms (20), the two guide plates (23) are respectively mounted on the inner ends of the two cutter saddle arms (20), and the two guide plates (23) are used for guiding two side surfaces of the aircraft rubber tyre.

7. An aircraft rubber tyre notching machine as claimed in claim 6, characterized in that it further comprises two contact switches (24), the two contact switches (24) being mounted on the two guide plates (23) respectively, the two contact switches (24) being in contact with the two sides of the aircraft rubber tyre when the two guide plates (23) guide the two sides of the aircraft rubber tyre, the two contact switches (24) being located above the two cutting knives (22).