CN109017709B

CN109017709B - Vehicle tyre repairing device

Info

Publication number: CN109017709B
Application number: CN201710437585.7A
Authority: CN
Inventors: 蔡建平; 陈鹏; 陈万才; 陶文斌; 明汉阳
Original assignee: Shanghai Meishan Iron and Steel Co Ltd
Current assignee: Shanghai Meishan Iron and Steel Co Ltd
Priority date: 2017-06-12
Filing date: 2017-06-12
Publication date: 2021-08-13
Anticipated expiration: 2037-06-12
Also published as: CN109017709A

Abstract

The invention relates to a vehicle tire maintenance device which is characterized by comprising a base, a slope plate, a roller assembly, a pulley frame, pulleys, a braking device and a lighting device, wherein the roller assembly is installed on the base, a bearing is installed in the roller assembly, the roller assembly is installed on the base through a shaft, the pulley frame is respectively installed on the upper planes of the front side and the rear side of the base, the pulleys are installed on the pulley frame, and the slope plate is fixedly connected with the two ends of the base. According to the scheme, the labor intensity is reduced, the working efficiency is improved, the defect of insufficient light is overcome, the safety operation is ensured, the potential safety hazard is eliminated, and finally the tire maintenance operation is completed safely, efficiently, high-quality and conveniently.

Description

Vehicle tyre repairing device

Technical Field

The invention relates to an overhauling device, in particular to a vehicle tire overhauling device, and belongs to the technical field of vehicle detection equipment.

Background

The mei steel company has two hundred or more sets of various heavy vehicles in existence, and serves logistics of steel production. The running of the logistics transportation vehicle is completed by the rolling of the tires, so the tires are one of the important components of the transportation vehicle, and in order to ensure the safe running of the vehicle, a large number of damaged tires are replaced every day and need to be repaired. In the original tire repairing process, the following problems exist: firstly, because the tyre pressure of the heavy vehicle is high and needs to be supported by a plurality of layers of tyre body cord fabrics, the hardness of the tyre wall is high, the internal space position of the tyre body is narrow, and the light is dim; secondly, when foreign matters are pricked into the tire of the inspected tire, the inspection difficulty of the tire body is higher under the influence of narrow space position inside the tire body; thirdly, the rubber tire is heavy and difficult to turn over, and if a tire body has sharp foreign matters, the tire body can not be cleaned completely, so that a new inner tube can be punctured after the tire is assembled; in order to thoroughly check one tire, the tire needs to roll back and forth for a plurality of circles in an overhaul site, and the danger that the tire topples over and damages people exists during rolling; fourthly, the maintenance progress is slow, when the sharp foreign bodies of the tire bodies are not clearly seen, the maintainers only touch the tire bodies by hand feeling to search back and forth, and the maintenance progress of the tires is influenced; and fifthly, potential safety hazards exist, when foreign matters are pricked into the tire of the tire, the tire is inspected, the hand feeling is not felt when the tire is worn, the fingers are not worn, and the fingers are punctured by the sharp foreign matters, so that the tire is damaged by the foreign matters in the operation, and the potential safety hazards that the tire is rolled, toppled and crushed exist. So far, the device has not been searched, can not only solve the contradiction in the tire maintenance operation process, but also eliminate the potential safety hazard and improve the maintenance progress of the tire.

Disclosure of Invention

The invention provides a vehicle tire maintenance device aiming at the technical problems in the prior art, the technical scheme has compact structure, high speed, convenience, safety, reliability and low manufacturing cost, solves the problems of 'rolling over the ground' and 'turning over back and forth' in the tire maintenance process, changes the original operation method, shortens the rolling distance of the inspection tire, reduces the maintenance labor intensity and the safety risk, improves the working efficiency and the maintenance quality, overcomes the defects of narrow maintenance field and dim light, avoids the toppling and touch injuries of the tire maintenance without fixed supports, eliminates the unsafe hidden dangers of waist sprain, leg smashing, foot hurting, hand clamping and the like, and ensures the tire maintenance safety.

In order to achieve the purpose, the technical scheme of the invention is that the vehicle tire maintenance device comprises a base, a slope plate, roller assemblies, pulley frames, pulleys, a braking device and a lighting device, wherein the roller assemblies are installed on the base, bearings are installed in the roller assemblies, the roller assemblies are installed at proper positions of the left end and the right end of the base through shafts, the pulley frames are respectively installed on the planes of the front side and the rear side of the base, the pulleys are respectively installed on the pulley frames, the pulleys are installed at the top ends of the pulley frames, the slope plate is fixedly connected with the two ends of the base, and fixed installation holes and hoisting holes are reserved at the two ends of the base.

As an improvement of the invention, the braking device comprises a braking piece, a braking shoe, a pedal locker, a pedal, a spring, a positioning guide shaft, a positioning guide sleeve, a linkage rod, a connecting rod supporting frame, a brake bottom plate and a connecting rod fixing frame, wherein the positioning guide shaft is installed on the brake bottom plate, the positioning guide sleeve is installed on the positioning guide shaft, the braking shoe is installed on the positioning guide sleeve, and the braking piece is installed on the braking shoe; a spring is arranged outside the positioning guide sleeve; the brake shoe is characterized in that the pedal is mounted on a linkage rod, a connecting rod supporting frame is mounted in the middle of the linkage rod, the connecting rod supporting frame is connected with the brake shoe, the end of the linkage rod is connected with one end of a connecting rod fixing frame, and the other end of the connecting rod fixing frame is mounted on a rear side plate of the base. One end of the pedal locker is arranged outside the front side plate of the base, and the other movable end of the pedal locker can lock the pedal when being meshed with the linkage rod rack.

The lighting device comprises a transformer, a lamp holder and a lamp, wherein the transformer is an isolation transformer and provides reliable safe voltage for the lamp, the lamp holder is arranged in the middle of the outer side of the base, the lamp is arranged on the lamp holder, and the lamp is provided with a lamp switch, an adjustable lamp post, a lampshade and a bulb.

As an improvement of the invention, the base is a rectangular base formed by welding special-shaped channel steel with the thickness of 12mm, and is used for mounting various accessories, playing a role in balancing weight and the like. The shape of the rectangular solid is 1200mm long, 450mm wide and 130mm high. Special roller components are arranged at proper positions of the left inner side and the right inner side of the base. The braking device is arranged under the roller assembly on the side of the installation slope plate, the fixed steel plate holes for installing four pulley carriages are respectively punched at the proper positions of the special-shaped channel steel on the inner side and the outer side of the base, and the illuminating device is also arranged on the special-shaped channel steel on the outer side of the base. The left side or the right side of the base 1 is connected with a reticulate pattern slope plate with the thickness of 6mm according to the actual situation of a field, the three side surfaces of the reticulate pattern slope plate are processed into right-angle edges to be used as reinforcing ribs, and the slope plate is used for rolling the upper base and the lower base of the tire.

As an improvement of the invention, the roller assembly consists of a roller, a roller shaft and a bearing, wherein the roller is processed and manufactured by adopting a mud dragon column with the diameter of 80mm, bearing holes are respectively processed at the two ends of the roller, the inner diameter of the roller is in interference fit with the outer diameter of the bearing, and a through hole with the diameter of 20mm is processed at the center of the roller and is used for installing the roller assembly; the roller shaft is manufactured by adopting high-quality round steel according to the installation requirement, and the bearings are arranged in two ends of the mud dragon roller and used for reducing the abrasion resistance between the roller and the shaft so as to enable the roller component to rotate stably.

As an improvement of the invention, the pulley yoke is made of a high-quality thick-walled pipe with the length of 400mm and the diameter of 30mm, the high-quality thick-walled pipe is processed and manufactured into an inverted L-shaped pulley yoke, the lower end of the high-quality thick-walled pipe is provided with a fixed steel plate with the length of 120mm, the width of 50mm and the thickness of 10mm, holes with the diameter of 12.5mm are respectively drilled in the middle position at the positions 40mm away from the two sides of the center of the steel plate for later use, and the four pulley yokes are respectively arranged at proper positions on the inner side and the outer side of the base; according to the size of the tire, a device capable of adjusting the height and the direction of the pulley frame is manufactured at the lower part of the inverted L-shaped pulley frame, and a positioning screw rod is installed. The anti-rollover wheel frame has the functions that the anti-rollover wheel frame is too low in height, and the tire is unstable to cause a rollover accident; pulleys are respectively arranged at the top ends of the upper parts of the inverted L-shaped pulley frames 6 so as to reduce the friction resistance between the pulley frames and the side surfaces of the tires.

As an improvement of the invention, the pulley adopts a bearing with double-sided oil seal to prevent dust from entering and lubricating grease from overflowing. The model of the tire is determined according to the size of the tire, and whether the running-in surface with the side surface of the tire is normal or not is noticed during installation.

As an improvement of the invention, the brake shoe is made of a steel plate with the thickness of 8mm and is made into a semicircular shoe slightly larger than the radius of the roller, a soft brake disc is arranged on the inner side of the semicircular shoe, and four positioning guide sleeves are welded on the outer side of the semicircular shoe.

Compared with the prior art, the invention has the following advantages that 1) the technical scheme has compact and ingenious integral structure and reduces the labor intensity: through making the tire overhaul frame, the original operation methods of rolling over the ground and turning over back and forth are changed, the narrow and small limitation of the field is overcome, and the toppling injury caused by no fixed support in the tire overhaul process is avoided. The full rolling and the back and forth overturning in the tire maintenance process are changed into fixed-point maintenance without overturning, the rolling distance of the checked tire is shortened, and the labor intensity of an operator is greatly reduced; 2) the maintenance quality is improved: by manufacturing the tire maintenance frame, the rolling distance of the checked tire is reduced, the tire rotates on the maintenance frame in situ, the tire maintenance mode is changed, the tire maintenance speed is increased, the maintenance rework rate is from the original 30% to the current 1%, and the field safety guarantee and the equipment maintenance quality are greatly improved; 3) the maintenance efficiency is improved: through the application of the tire maintenance device, the defect that the maintenance progress is slow is overcome, and when foreign matters are pricked into the tire of the inspection tire, the maintenance progress is influenced by touching and searching back and forth only by the hand feeling of maintenance personnel when the maintenance personnel roll over the ground and turn over back and forth; the maintenance of one tire needs 30 minutes, the maintenance can be completed only by 10 minutes when the tire is put on the maintenance frame, and the operation process is easier and labor-saving; 4) the safety is guaranteed: the tire rotates on the maintenance frame through the application of the tire maintenance device, so that the problems of rolling over the ground and turning over back and forth are solved; under the protection of a bracket with adjustable height and direction, the tire overhauling dumping rate is changed from 50% to 0, so that dumping injury caused by no fixed support in the tire overhauling process is avoided; under the condition of sufficient lighting, the problem that the hand is easily injured only by touching the tire body by a maintainer when sharp foreign matters in the tire body cannot be seen clearly is solved; the potential safety hazards of waist sprain and leg and foot crush are eliminated, and the safe operation is ensured; 5) the illumination is sufficient: the 36V safety illuminating lamp is arranged at a proper place, so that the safety illuminating lamp is used in poor light in rainy days or maintenance operation at night, the defect of dim light is overcome, the light entering into the tire body is increased, and the tire maintenance quality and the working efficiency are improved; 6) the application of the vehicle tire overhauling device improves the working efficiency, eliminates the potential safety hazard and finally achieves the purpose of finishing the tire overhauling operation safely, efficiently, excellently and conveniently. Meanwhile, the device can be used in the field of tire maintenance with different sizes and occasions with the same requirements for tire maintenance, and can obtain the same effect.

Drawings

FIG. 1 is a schematic view of a vehicle tire servicing apparatus;

FIG. 2 is a schematic view of a braking device in a vehicle tire servicing apparatus;

in the figure: 1. The automatic brake device comprises a base, 2, a base rear side plate, 3, a lamp, 4, a lamp holder, 5, pulleys, 6, a pulley holder, 7, a slope plate, 8, a roller assembly, 9, a base front side plate, 10, a brake device, 11, a brake disc, 12, a brake shoe, 13, a pedal locker, 14, a pedal, 15, a spring, 16, a positioning guide shaft, 17, a positioning guide sleeve, 18, a linkage rod, 19, a connecting rod support frame, 20, a brake bottom plate, 21 and a connecting rod fixing frame.

The specific implementation mode is as follows:

for the purpose of enhancing an understanding of the present invention, the present embodiment will be described in detail below with reference to the accompanying drawings.

Example 1: referring to fig. 1 and 2, the vehicle tire maintenance device comprises a base 1, a slope plate 7, a roller assembly 8, a pulley frame 6, pulleys 5, a braking device 10 and a lighting device, wherein the roller assembly 8 is installed on the base 1, a bearing is installed in the roller assembly 8, the roller assembly 8 is installed at a proper position of the left end and the right end of the base 1 through a shaft, the pulley frame 6 is respectively installed on the upper planes of the front side and the rear side of the base 1, the pulleys 5 are respectively installed on the pulley frame 6, the pulleys 5 are installed at the top end of the pulley frame 6, and the slope plate 7 is fixedly connected with the two ends of the base 1. Fixed mounting holes and hoisting holes are reserved at two ends of the base 1. The brake device 10 comprises a brake pad 11, a brake shoe 12, a pedal locker 13, a pedal 14, a spring 15, a positioning guide shaft 16, a positioning guide sleeve 17, a linkage rod 18, a connecting rod support frame 19, a brake bottom plate 20 and a connecting rod fixing frame 21, wherein the positioning guide shaft 16 is installed on the brake bottom plate 20, the positioning guide sleeve 17 is installed on the positioning guide shaft 16, the brake shoe 12 is installed on the positioning guide sleeve 17, and the brake shoe 11 is installed on the brake shoe 12; a spring 15 is arranged outside the positioning guide sleeve 17; the pedal 14 is installed on a linkage rod 18, a connecting rod supporting frame 19 is installed in the middle of the linkage rod 18, the connecting rod supporting frame 19 is connected with the brake shoe 12, the end portion of the linkage rod 18 is connected with one end of a connecting rod fixing frame 21, and the other end of the connecting rod fixing frame 21 is installed on the base rear side plate 2. One end of the pedal locking device 13 is installed outside the front side plate 9 of the base, and the other movable end can lock the pedal 14 when meshed with the linkage rod 18 rack. According to the scheme, the labor intensity is reduced, the working efficiency is improved, the defect of insufficient light is overcome, the safety operation is ensured, the potential safety hazard is eliminated, and finally the tire maintenance operation is completed safely, efficiently, high-quality and conveniently.

Example 2: referring to fig. 1, as an improvement of the present invention, the base 1 is a rectangular base 1 formed by welding special-shaped channel steel with a thickness of 12mm, and is used for mounting various accessories and playing a role of a counterweight. The shape of the utility model is a cuboid with the length of 1200mm, the width of 450mm and the height of 130 mm. Special roller assemblies 8 are arranged at proper positions on the left inner side and the right inner side of the base 1. A braking device 10 is arranged under a roller assembly 8 (any two rollers) at the side of the mounting slope plate 7, fixed steel plate holes for mounting four pulley carriages 6 are respectively punched at proper positions of special-shaped channel steel at the inner side and the outer side of the base 1, and a lighting device is also arranged on the special-shaped channel steel at the outer side of the base 1. The left side or the right side of the base 1 is connected with a reticulate pattern slope plate 7 with the thickness of 6mm according to the actual situation of a field, the three side surfaces of the reticulate pattern slope plate are processed into right-angle edges to be used as reinforcing ribs, and the slope plate 7 is used for rolling the tire up and down the base 1. The rest of the structure and advantages are exactly the same as those of embodiment 1.

Example 3: referring to fig. 1, as a modification of the present invention, the roller assembly 8 is composed of a roller, a roller shaft and a bearing. The roller is manufactured by adopting a high-quality mud dragon column with the diameter of 80mm, bearing holes are respectively processed at the two ends of the roller, the inner diameter of the roller is in interference fit with the outer diameter of a bearing, a through hole with the diameter of 20mm is processed at the center of the roller, and the roller is used as a roller component 8. The roller shaft is made of high-quality round steel according to the installation requirement. The bearings are arranged in two ends of the roller of the mud dragon, and are used for reducing the grinding resistance of the roller and the shaft, so that the roller assembly 8 rotates stably. The rest of the structure and advantages are exactly the same as those of embodiment 1.

Example 4: referring to fig. 1, as an improvement of the present invention, the pulley yoke 6 is made of a high-quality thick-walled tube with a length of 400mm and a diameter of 30mm, and is manufactured into an inverted L-shaped pulley yoke 6, the lower end of the inverted L-shaped pulley yoke is provided with a fixed steel plate with a length of 120mm, a width of 50mm and a thickness of 10mm, holes with a diameter of 12.5mm are drilled in positions 40mm away from the center of the steel plate for standby, and the four pulley yokes 6 are respectively installed at appropriate positions on the inner side and the outer side of the base 1; according to the size of the tire, a device capable of adjusting the height and the direction of the pulley frame 6 is manufactured at the lower part of the inverted L-shaped pulley frame 6, and a positioning screw rod is installed, so that the device is used for preventing the rollover accident caused by the unstable tire due to the fact that the height of the pulley frame 6 is too low; the top ends of the upper parts of the inverted L-shaped pulley frames 6 are respectively provided with pulleys 5 so as to reduce the friction resistance between the pulley frames 6 and the side surfaces of the tire. The rest of the structure and advantages are exactly the same as those of embodiment 1.

Example 5: referring to fig. 1, as an improvement of the present invention, the pulley 5 adopts a bearing with double-sided oil seal to prevent dust from entering and grease from overflowing, the model is determined according to the size of the tire, whether the running-in surface with the side surface of the tire is normal or not is noticed during installation, the slope plate 7 adopts a high-quality reticulated plate, one to two slope plates 7 are manufactured according to the overall dimension of the base 1, the slope plates 7 are used for installing the upper base 1 and the lower base 1 of the tire at one end or two ends of the base 1 respectively and are fixed by screws, and the installation of the slope plates 7 can be determined according to the field and one end or two ends are selected. The rest of the structure and advantages are exactly the same as those of embodiment 1.

Example 6: referring to fig. 2, as an improvement of the present invention, the brake pad 11 is made of a soft wear-resistant material with a suitable thickness, the brake pad 11 and the brake shoe 12 are adhered by glue or riveted by rivets, the brake shoe 12 is made of a steel plate with a thickness of 8mm and is made into a semicircular shoe slightly larger than the radius of the roller, the soft brake pad 11 is installed on the inner side of the semicircular shoe, and four positioning guide sleeves 17 are welded on the outer side of the semicircular shoe. The rest of the structure and advantages are exactly the same as those of embodiment 1.

Example 7: referring to fig. 2, as a modification of the present invention, the positioning guide sleeve 17 is made of a 6-part thick-walled steel pipe, and has a length shorter than the installation distance between the brake shoe 12 and the brake base plate 20, one end of the positioning guide sleeve is welded at the four corners of the brake shoe 12 at equal intervals, and the other end of the positioning guide sleeve is matched with the positioning guide shaft 16. The rest of the structure and advantages are exactly the same as those of embodiment 1.

Example 8: referring to fig. 2, as a modification of the present invention, the positioning guide shaft 16 is formed by turning high quality round steel, and has an outer diameter determined by the inner diameter of the thick-walled steel pipe of the positioning guide sleeve 17, and has a sliding fit air gap, and the length selected is shorter than the installation distance between the brake shoe 12 and the brake base plate 20, and one end of the positioning guide shaft is fitted with the positioning guide sleeve 17, and the other end of the positioning guide shaft is fitted with the positioning guide sleeve 17 and then separately welded to the brake base plate 20. The rest of the structure and advantages are exactly the same as those of embodiment 1.

Example 9: referring to fig. 2, as an improvement of the present invention, the inner diameter of the spring 15 is slightly larger than the outer diameter of the positioning guide sleeve 17, the free length of the spring is 1.3 to 1.5 times larger than the installation distance between the brake shoe 12 and the brake bottom plate 20, but the spring cannot be longer than the length of the positioning guide shaft 16 sleeve after being compressed, and the thickness of the spring 15 is selected according to the braking force of the roller brake.

Example 10: referring to fig. 2, as an improvement of the present invention, the brake bottom plate 20 is made of a steel plate with a thickness of 8mm, is made to have a length matching with the longitudinal direction of the base 1, is welded in the base 1, has a width slightly larger than the width of the brake shoe, and is welded with four positioning guide shafts 16; as an improvement of the present invention, the pedal 14 is made of a steel plate with a thickness of 8mm, made into a square shape with 80mm by 80mm, and welded to one end of the linkage rod 18. The rest of the structure and advantages are exactly the same as those of embodiment 1.

Example 11: referring to fig. 2, as an improvement of the present invention, the linkage rod 18 is made of a 12mm thick steel plate, one end of the linkage rod is welded to the pedal 14, the other end of the linkage rod is connected to the connecting rod fixing frame 21, and the middle part of the linkage rod 18 is provided with a connecting rod supporting frame 19; the connecting rod supporting frame 19 is made of a steel plate with the thickness of 8mm, one end of the connecting rod supporting frame is movably connected with the linkage rod 18, and the other end of the connecting rod supporting frame is movably connected with the middle of the brake shoe 12 to transfer the pressure of the pedal 14. The rest of the structure and advantages are exactly the same as those of embodiment 1.

Example 12: referring to fig. 2, as an improvement of the present invention, the connecting rod fixing frame 21 is made of a steel plate with a thickness of 8mm, one end of the connecting rod fixing frame is movably connected with the linkage rod 18, the other end of the connecting rod fixing frame is welded with the inner side plate of the base 1, the pedal locking device 13 is made of a steel plate with a thickness of 8mm, one end of the movable connection is welded outside the front side plate 9 of the base, the length of the other movable end of the pedal locking device is matched with the rack of the linkage rod 18, and when the pedal locking device and the linkage rod 18 are meshed, the pedal 14 can be locked, so that the roller assembly 8 can freely roll. The rest of the structure and advantages are exactly the same as those of embodiment 1.

Example 13: referring to fig. 1, as a modification of the present invention, the lighting device includes a transformer, a lamp holder 4, a lamp 3, and the like. The transformer is an isolation transformer and is used for converting a 220V high-voltage power supply into 36V safe voltage, the transformer is arranged in a power box close to a fixed point of the base 1 and is conveyed to the lamp 3 through a sheath flexible wire to be used by a tire maintenance lighting lamp. The lamp holder 4 is arranged in the middle of the outer side of the base 1, one steel plate with the length, width and thickness of 160mm 100mm 8mm is adopted, four threaded holes with the diameter of 6mm are machined in one end of the lamp holder according to the fixing holes of the lamp 3, and two holes with the diameter of 12mm are machined in the other end of the lamp holder at proper positions and are matched with the reserved holes in the middle of the upper plane of the I-shaped steel plate of the base 1. The lamp holder 4 is provided with a lamp 3, and the lamp 3 is provided with a lamp switch, an adjustable lamp post, a lampshade, a bulb and the like. The rest of the structure and advantages are exactly the same as those of embodiment 1.

The working principle is as follows: referring to fig. 1 and 2, the working principle of the invention is as follows: the brake of the tire maintenance device is normally in a braking position, namely, the brake sheet 11 is meshed with the roller assembly 8 on the base 1 under the elastic force of the spring 15 to fix the roller assembly 8 against rotation so as to facilitate the tire to roll on and off the base 1; when the tire is detected, the detected tire is rolled to the middle of two roller assemblies 8 of a base 1 of the tire overhauling device from a slope plate 7, and at the moment, the tire is positioned by four reverse L-shaped pulley frames 6 at the front and the rear, so that the tire is ensured not to fall down, and the personal safety of overhauling personnel is protected; when the rolling tire is operated, a maintainer steps on the pedal 14, so that the pressure of the pedal 14 is transmitted to the connecting rod supporting frame 19 through the linkage rod 18 and then transmitted to the brake shoe 12 through the connecting rod supporting frame 19, the brake shoe 12 downwards compresses the spring 15 to separate the brake disc 11 from the roller assembly 8, the roller assembly 8 on the base 1 rotates, and the maintainer can freely rotate the tire at the moment, better check whether foreign matters exist in the tire and the tire damage condition and determine a tire maintenance scheme; when the maintainer checks that foreign matters in the tire need to be removed, the maintainer only needs to leave the pedal 14, and the brake generates self-locking under the action of the spring 15 to lock the rotation of the roller assembly 8, so that the tire is stopped at a proper position, and the operation of maintenance items is facilitated; when the user needs to check for a long time or the standing position of the human body is limited, the pedal locker 13 can be operated to lock the linkage rod 18, so that the linkage rod 18 is stressed, and the spring 15 contracts the roller assembly 8 to rotate freely; when the tire detection is finished, the foot of the maintainer is moved away from the pedal 14, the spring 15 releases the elastic force, and the brake piece 11 is meshed with the roller again to lock the roller, so that the tire can be easily rolled down the tire maintenance device. The tire overhauling device is used, the rolling distance of the inspected tire is shortened, the overhauling progress and quality of the tire are improved, and the purposes of high quality and efficiency, convenient operation, safety and reliability in tire overhauling are achieved.

The maintenance operation steps and the operation instructions of the vehicle tire maintenance device are as follows: the first step is to check whether the wheel brake of the tire maintenance device is braked to prevent the tire from slipping when rolling onto the base of the maintenance device. In the second step, the tire to be repaired is erected so that the tire rolls.

And thirdly, rolling the detected tire from the slope plate to the middle of two roller assemblies on the base of the tire overhauling device. And step four, the pedal of the roller brake is stepped to release the roller brake, so that the tire can roll freely. And fifthly, turning on the 36V safety lighting device and adjusting the position required by illumination. And sixthly, rolling the tire to be overhauled by hands, and starting to overhaul the tire. And step seven, after the tire is overhauled, performing the following steps of: (1) turn off the lamp and move the lamp to the proper position so as not to affect the rolling of the tire and prevent damage. (2) And braking the roller brake. (3) The tire is rolled down from the base of the maintenance device. (4) And placing the tire to a designated place for standby and assembling. In order to ensure the safety and reliability of the manufacturing method of the vehicle tire overhauling device, the transformer is arranged in the lighting circuit and is arranged in the indoor distribution box; and the isolation transformer is also adopted to convert 220V high-voltage electricity into 36V low-voltage electricity, so that safe voltage is used, and various electricity utilization protective measures such as safe electricity utilization and the like are ensured. According to the technical scheme, the four inverted L-shaped pulley frames 6 are arranged on the front side and the rear side of the base 1 for positioning, so that the tires are prevented from falling, and the personal safety of maintainers is protected.

The present invention can also be combined with at least one of the technical features described in examples 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, and 13 to form a new embodiment mode.

It should be noted that the above-mentioned embodiments are not intended to limit the scope of the present invention, and all equivalent modifications and substitutions based on the above-mentioned technical solutions are within the scope of the present invention as defined in the claims.

Claims

1. A vehicle tire maintenance device is characterized in that the maintenance device comprises a base, a slope plate, a roller wheel assembly, a pulley frame, a pulley, a braking device and a lighting device, the base is provided with a roller assembly, a bearing is arranged in the roller assembly, the roller assembly is arranged on the base through a shaft, the pulley frames are respectively arranged on the front side and the rear side of the upper plane of the base, pulleys are arranged on the pulley frames, the slope plate is fixedly connected with the two ends of the base, the brake device comprises a brake piece, a brake shoe, a pedal locker, a pedal, a spring, a positioning guide shaft, a positioning guide sleeve, a linkage rod, a connecting rod supporting frame, a brake bottom plate and a connecting rod fixing frame, the brake bottom plate is provided with a positioning guide shaft, the positioning guide shaft is provided with a positioning guide sleeve, a brake shoe is arranged on the positioning guide sleeve, and a brake pad is arranged on the brake shoe; a spring is arranged outside the positioning guide sleeve; the brake shoe is characterized in that the pedal is mounted on a linkage rod, a connecting rod supporting frame is mounted in the middle of the linkage rod, the connecting rod supporting frame is connected with the brake shoe, the end of the linkage rod is connected with one end of a connecting rod fixing frame, and the other end of the connecting rod fixing frame is mounted on a rear side plate of the base.

2. The vehicle tire servicing device of claim 1, wherein the lighting device comprises a transformer, a lamp holder and a lamp, the transformer is an isolation transformer and provides a reliable and safe voltage for the lamp, the lamp holder is installed in the middle of the outer side of the base, the lamp is installed on the lamp holder, and the lamp is provided with a lamp switch, an adjustable lamp post, a lamp shade and a bulb.

3. The vehicle tire maintenance device according to claim 2, wherein the base is a rectangular base welded with a special-shaped channel steel with the thickness of 12mm, and is a cuboid with the shape of 1200mm long, 450mm wide and 130mm high.

4. The vehicle tire maintenance device according to claim 3, wherein the roller assembly comprises a roller, a roller shaft and a bearing, the roller is manufactured by machining a mud dragon column with the diameter of 80mm, bearing holes are respectively machined at two ends of the roller, the inner diameter of the roller is in interference fit with the outer diameter of the bearing, and a through hole with the diameter of 20mm is machined at the center of the roller and is used for installing the roller assembly; the roller shaft is manufactured by adopting high-quality round steel according to the installation requirement, and the bearings are arranged in two ends of the mud dragon roller and used for reducing the abrasion resistance between the roller and the shaft so as to enable the roller component to rotate stably.

5. The vehicle tire overhauling device according to claim 4, wherein the pulley frame is made of a high-quality thick-walled pipe with the length of 400mm and the diameter of 30mm, and is manufactured into an inverted L-shaped pulley frame, the lower end of the pulley frame is provided with a fixed steel plate with the length of 120mm, the width of 50mm and the thickness of 10mm, holes with the diameter of 12.5mm are respectively drilled at the middle positions 40mm away from the two sides of the center of the steel plate for standby, and the four pulley frames are respectively arranged at proper positions on the inner side and the outer side of the base; according to the size of the tire, a device capable of adjusting the height and the direction of the pulley frame is manufactured at the lower part of the inverted L-shaped pulley frame, and a positioning screw rod is installed.

6. The vehicle tire service apparatus of claim 5, wherein said pulley wheel employs double-sided oil-sealed bearings to prevent dust ingress and grease egress.

7. The vehicle tire servicing device according to claim 6, wherein the brake shoe is made of 8mm thick steel plate and is made into a semicircular shoe slightly larger than the radius of the roller, a soft brake pad is installed on the inner side of the semicircular shoe, and four positioning guide sleeves are welded on the outer side of the semicircular shoe.