CN110978890B - Portable tire dismounting device - Google Patents
Portable tire dismounting device Download PDFInfo
- Publication number
- CN110978890B CN110978890B CN201911265678.1A CN201911265678A CN110978890B CN 110978890 B CN110978890 B CN 110978890B CN 201911265678 A CN201911265678 A CN 201911265678A CN 110978890 B CN110978890 B CN 110978890B
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- Prior art keywords
- tire
- cross beam
- longitudinal beams
- portable
- base
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B29/00—Apparatus or tools for mounting or dismounting wheels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B29/00—Apparatus or tools for mounting or dismounting wheels
- B60B29/002—Apparatus or tools for mounting or dismounting wheels provided with a dolly
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B33/00—Castors in general; Anti-clogging castors
- B60B33/0002—Castors in general; Anti-clogging castors assembling to the object, e.g. furniture
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The invention provides a portable tire dismounting device, which relates to the field of automobile maintenance, and comprises: the base is provided with two horizontally arranged longitudinal beams, the two longitudinal beams are arranged at intervals and can extend below a tire respectively, the two longitudinal beams are provided with clamping arms respectively, and the two clamping arms are arranged oppositely and can be tightly held on the tread of the tire; and the air cannon machine is used for disassembling the bolt on the tire, and the air cannon machine can be rotatably arranged on the base. The portable tire dismounting device provided by the invention can be used for quickly dismounting the tire, so that the labor intensity of operators is reduced.
Description
Technical Field
The invention relates to the field of automobile maintenance, in particular to a portable tire dismounting device.
Background
At present, with the increase of the automobile holding amount, the work of vehicle maintenance is gradually increased. An important task in vehicle maintenance is to replace tires, which is now largely done manually by maintenance personnel. After the maintenance vehicle is fixed, the operator removes all the screws for fixing the tire by using the air cannon machine, and carries the tire to a storage point for storing the tire. During installation, the tire is conveyed to a fixed maintenance vehicle where the tire is ready to be installed, after the tire is manually adjusted to accurately position the installation hole of the tire and the vehicle fixing bolt, the screw is fixed on the bolt by using an air cannon machine, and the tire is checked to be firmly installed. Because the tires are relatively heavy and have high labor intensity, the tires cause certain harm to the bodies of operators, and the hands and the waist are uncomfortable due to the fact that the tires are used for a long time; in addition, the thread of the tire screw is easily damaged in the process of assembling and disassembling the tire.
In view of the above, the present inventors have designed a portable tire mounting and dismounting device through repeated experiments according to production and design experiences in this field and related fields for many years, so as to solve the problems in the prior art.
Disclosure of Invention
The invention aims to provide a portable tire dismounting device which can quickly dismount a tire and reduce the labor intensity of operators.
In order to achieve the above object, the present invention provides a portable tire mounting and demounting device, wherein the portable tire mounting and demounting device includes:
the base is provided with two horizontally arranged longitudinal beams, the two longitudinal beams are arranged at intervals and can extend below a tire respectively, the two longitudinal beams are provided with clamping arms respectively, and the two clamping arms are arranged oppositely and can be tightly held on the tread of the tire;
and the air cannon machine is used for disassembling the bolt on the tire, and the air cannon machine can be rotatably arranged on the base.
The portable tire dismounting device comprises a base body and a cross beam, wherein the cross beam is horizontally arranged, the two longitudinal beams are perpendicular to the cross beam and are respectively arranged at two ends of the cross beam, and the cross beam is arranged on the base body through a lifting device.
The portable tire dismounting device comprises a lifting device, wherein the lifting device comprises a hydraulic jack, the hydraulic jack is fixedly arranged on the base body, and an output end of the hydraulic jack is fixedly connected with the cross beam and drives the cross beam to move up and down.
The portable tire mounting and demounting equipment as described above, wherein the lifting device further includes a linkage mechanism for driving the longitudinal beam to ascend or descend synchronously with the cross beam.
The portable tire dismounting device comprises a linkage mechanism, a driving part and a roller support, wherein the roller support is used for mounting the roller, the top end of the roller support is hinged to the longitudinal beam, the bottom end of the roller support is rotatably connected with the roller, one end of the swing arm is hinged to the base body, the other end of the swing arm is hinged to the cross beam, one end of the driving part is connected with the swing arm, the other end of the driving part is connected with the roller support, and the driving part drives the roller support to swing synchronously along with the swing arm.
The portable tire mounting and demounting equipment as described above, wherein a brake pedal capable of fixing the base body on the ground is mounted on the base body.
Portable dismouting equipment of tire as above, wherein, the wind big gun machine can install with rotating through cantilever mechanism on the base, cantilever mechanism includes cantilever, linking arm and air support, the vertical setting of cantilever, the linking arm level sets up, the bottom of cantilever with crossbeam fixed connection, the top of cantilever through first pivot with the one end of linking arm can be connected with rotating, the other end of linking beam is connected with the air support through the second pivot, the wind big gun machine is installed on the air support.
The above portable tire mounting and demounting device, wherein a support wheel aligned with the tire is mounted on the upper surface of the longitudinal beam.
The portable tire dismounting device is characterized in that a limiting structure is further arranged between the clamping arm and the longitudinal beam.
The portable tire mounting and dismounting device is characterized in that a tray for receiving the bolt is mounted between the two longitudinal beams.
Compared with the prior art, the invention has the following characteristics and advantages:
the portable tire dismounting device provided by the invention does not need to manually remove the tire in the whole tire dismounting process, and can realize easy dismounting of the tire only by pushing the device to the lower part of the tire of the maintenance vehicle and fixing the device.
Drawings
The drawings described herein are for illustration purposes only and are not intended to limit the scope of the present disclosure in any way. In addition, the shapes, the proportional sizes, and the like of the respective members in the drawings are merely schematic for facilitating the understanding of the present invention, and do not specifically limit the shapes, the proportional sizes, and the like of the respective members of the present invention. Those skilled in the art, having the benefit of the teachings of this invention, may choose from the various possible shapes and proportional sizes to implement the invention as a matter of case.
FIG. 1 is a schematic structural view of a portable tire mounting and demounting device according to the present invention;
FIG. 2 is a schematic structural view of a base according to the present invention;
FIG. 3 is a side view of the base of the present invention;
fig. 4 is a top view of the base of the present invention.
Description of reference numerals:
100. a tire portable disassembly and assembly device; 10. A base;
11. a stringer; 12. A clamp arm;
13. a base body; 14. A cross beam;
15. a tray; 16. A second cross member;
17. a handrail; 20. A pneumatic hammer machine;
30. a roller; 40. A lifting device;
41. a hydraulic jack; 42. Swinging arms;
50. a support wheel; 3. A cantilever;
4. a connecting arm; 5. Supporting by air;
6. a first rotating shaft; 7. A second rotating shaft;
8. a brake pedal.
Detailed Description
The details of the present invention can be more clearly understood in conjunction with the accompanying drawings and the description of the embodiments of the present invention. However, the specific embodiments of the present invention described herein are for the purpose of illustration only and are not to be construed as limiting the invention in any way. Any possible variations based on the present invention may be conceived by the skilled person in the light of the teachings of the present invention, and these should be considered to fall within the scope of the present invention.
As shown in fig. 1 to 4, the present invention provides a portable tire mounting and demounting device 100, the portable tire mounting and demounting device 100 includes a base 10 and a pneumatic hammer machine 20, wherein a roller 30 for moving the base is installed at the bottom of the base 10, the base 10 has two longitudinal beams 11, the two longitudinal beams 11 are arranged at intervals and can respectively extend into the lower part of the tire, clamping arms 12 are respectively installed on the two longitudinal beams 11, and the two clamping arms 12 are oppositely arranged and can be tightly held on the tread of the tire 12; the air cannon machine 20 is used for disassembling bolts on the tire, and the air cannon machine 20 is rotatably installed on the base 10.
When the portable tire dismounting device 100 provided by the invention is used, the portable tire dismounting device 100 is pushed to a tire to be dismounted, the two longitudinal beams 11 are inserted into the lower part of the tire, the two longitudinal beams 11 are respectively positioned at the left side and the right side of the tire (the left side and the right side in the circumferential direction of the tire), the distance between the two longitudinal beams 11 and the tire is adjusted, the tread of the tire is erected on the longitudinal beams 11, the tire is tightly held by the two clamping arms 12 to fix the tire and the base 10, then the bolt for fixing the tire is dismounted by the air cannon machine 20, and the tire is separated from an automobile, so that the portable tire dismounting device can transport the tire fixed on the portable tire dismounting device; when the tire needs to be mounted, the tire is fixed to the portable tire mounting and demounting device 100 and then pushed to the position to be mounted.
The portable tire dismounting device 100 provided by the invention does not need to manually remove the tire in the whole tire dismounting process, and can realize easy dismounting of the tire only by pushing the device to the lower part of the tire of the maintenance vehicle and fixing the device.
In an alternative example of the present invention, the base 10 further includes a base body 13 and a cross beam 14, the longitudinal beams 11, the base body 13 and the cross beam 14 are all horizontally disposed, the two longitudinal beams 11 are disposed perpendicular to the cross beam 14 and are respectively installed at two ends of the cross beam 14, and the cross beam 14 is installed on the base body 13 through the lifting device 40. Therefore, the lifting device 40 can drive the cross beam 14 and the two longitudinal beams 11 mounted on the cross beam 14 to move up and down, so that the longitudinal beams 11 and the clamping arms 12 can fix and lock tires of different models and specifications. Specifically, when the diameter of the tire is larger, the longitudinal beam 11 is in a lower position to be in contact with the tread of the tire; when the diameter of the tire is small, the height of the longitudinal beam 11 is raised to contact the tread of the tire. Thus, the portable tire mounting and dismounting device 100 provided by the invention can be locked according to the sizes of tires of different vehicle types, so that the stability of the tires in the dismounting process is ensured, and the safety of the dismounting process is ensured.
In an alternative example of the present invention, the lifting device 40 includes a hydraulic jack 41, the hydraulic jack 41 is fixedly disposed on the base body 13, and an output end of the hydraulic jack 41 is fixedly connected to the cross beam 14 and drives the cross beam 14 to move up and down.
In an alternative embodiment of the invention, the lifting device 40 further comprises a linkage mechanism for driving the longitudinal beam 11 to synchronously ascend or descend along with the transverse beam 14.
In an alternative example, the linkage mechanism includes a swing arm 42, a driving member and a roller bracket (not shown), the roller 30 is installed below the longitudinal beam through the roller bracket, the top end of the roller bracket is hinged to the longitudinal beam 11, the bottom end of the roller bracket is rotatably connected to the roller 30, one end of the swing arm 42 is hinged to the base body 13, the other end of the swing arm 42 is hinged to the cross beam 14, one end of the driving member is connected to the swing arm, the other end of the driving member is connected to the roller bracket, and the driving member can drive the roller bracket to synchronously swing along with the swing arm 42. When the longitudinal beam 11 and the transverse beam 14 are at a lower position, the roller bracket is in an inclined state; when the cross beam 14 rises along with the hydraulic jack 41, the swing arm 42 pulls the roller bracket through the transmission rod to enable the included angle between the roller bracket and the ground to be gradually increased (gradually changed into a vertical state), namely, the distance between the longitudinal beam 11 and the ground is increased, and the longitudinal beam 11 is synchronously lifted. The roller bracket has a supporting function for the longitudinal beam 11, and further, the strength of the whole base 10 is improved.
In an alternative example, two rollers 30 are mounted below each longitudinal beam 11, and the two rollers 30 are spaced apart along the longitudinal beam 11.
In an alternative example, the rollers 30 are universal wheels.
In an alternative example of the present invention, the base body 11 is mounted with a brake pedal 8 capable of fixing the base body 11 to the ground. The brake pedal 8 may be implemented by the prior art, and will not be described herein.
In an alternative example, two brake pedals 8 are mounted on the base body 11, and the two brake pedals 8 are spaced apart from each other.
In an alternative example of the present invention, the wind cannon machine 20 is rotatably mounted on the base 10 through a cantilever mechanism, the cantilever mechanism includes a cantilever 3, a connecting arm 4 and a gas support 5, the cantilever 3 is vertically arranged, the connecting arm 4 is horizontally arranged, the bottom end of the cantilever 3 is fixedly connected with the cross beam 14, the top end of the cantilever 3 is rotatably connected with one end of the connecting arm 5 through a first rotating shaft 6, the other end of the connecting arm 4 is connected with the gas support 5 through a second rotating shaft 7, and the wind cannon machine 20 is mounted on the gas support 5. Thus, the wind cannon machine 20 can rotate 360 degrees on the horizontal plane through the first rotating shaft 6, the connecting arm 4 and the second rotating shaft 7.
In an alternative example, the air support 5 can drive the air cannon machine 20 to move up and down, and the specific structure of the air cannon machine 20 and the air support 5 can be realized by adopting the prior art.
In an alternative embodiment of the invention, the upper surface of the longitudinal beam 11 is rotatably fitted with a support wheel 50 aligned with the tread of the tyre. The tread towers of the tires are mounted on the support wheels 50 so that the tires can rotate freely, thereby ensuring that the tires can be easily positioned on the base 10, even when the tires are accurately positioned with the vehicle during installation.
In an alternative example of the present invention, a limiting structure capable of fixing the position of the clamping arm 12 is further provided between the clamping arm 12 and the longitudinal beam 11. Like this, after centre gripping arm 12 hugs closely the tire, utilize limit structure alright in order to fix the position of centre gripping arm 12, realize the locking of centre gripping arm 12, guarantee tire stability and the security at the dismantlement in-process.
In an alternative example, the limiting structure may be a conventional structure, which can lock the position of the holding arm 12 and unlock the holding arm 12 after use.
In an alternative example of the present invention, a tray 15 for receiving bolts is installed between the two longitudinal beams 11, and the removed screws can accurately drop into the tray 15, thereby reducing the occurrence of screw loss.
In an alternative example, a second cross member 16 is also connected between the two longitudinal members. Thus, the two longitudinal beams 11, the cross beam 14 and the second cross beam 16 form a frame, and further stability and bearing capacity of the base 10 are improved.
In an alternative embodiment of the present invention, an armrest 17 is also mounted on the base 10 to facilitate the operator pushing and pulling the tire portable tire changing apparatus 100.
The operation principle of the tire portable mounting and demounting device 100 according to the present invention will now be described in detail by taking the process of mounting a tire to a vehicle as an example with reference to fig. 1 to 4:
firstly, the portable tire mounting and dismounting device 100 is pushed to the tire of the vehicle to be maintained, the base 10 is integrally inserted below the tire, the left-right distance is adjusted, after the outer side of the tire is aligned with the front plane of the second cross beam 16, the brake pedals 8 at the two ends of the base body 13 are stepped on to fix the base body 13, and the locking effect is ensured.
Then, according to different tire models, the heights of the longitudinal beam 11 and the transverse beam 14 (frame) need to be adjusted, the hydraulic jack 7 drives the transverse beam 14 to ascend by stepping on a jack pedal 71 of the hydraulic jack 7, and meanwhile, the swing arm 42 moves upwards to drive the longitudinal beam 11 to ascend synchronously through the transmission rod. Wherein the height adjusting range of the frame is set to be 0-120 mm.
Then, the supporting wheels at the two longitudinal beams 11 are respectively attached to the treads at the left side and the right side of the tire, the tire is manually rotated, the mounting hole of the tire is ensured to be aligned with the fixing bolt, the well-aligned tire is fixed by the clamping arm 12, the tire is ensured to be firm in the mounting and dismounting process of the tire, and safe operation is ensured.
Then, after the mounting holes are aligned, each screw and the fixing bolt are firmly fixed by an air cannon machine 20; wherein, the air cannon machine 20 not only can rotate 360 degrees in the horizontal plane, but also can adjust the height of the up-and-down stroke of the air cannon machine 20 through the telescopic stroke of the air support 5.
The portable tire dismounting device 100 provided by the invention can realize rapid dismounting and mounting of the tire, can ensure the safety of an operator in the tire dismounting process without manual carrying during the tire dismounting process, effectively reduces the working intensity of the operator, avoids the phenomena of heavy labor burden, high working intensity and the like in the tire dismounting process of workers, and can effectively reduce the damage of accessories such as screws in the dismounting process.
The present invention is not limited to the above embodiments, and in particular, various features described in different embodiments can be arbitrarily combined with each other to form other embodiments, and the features are understood to be applicable to any embodiment except the explicitly opposite descriptions, and are not limited to the described embodiments.
Claims (9)
1. A portable tire changing apparatus, comprising:
the base is provided with two horizontally arranged longitudinal beams, the two longitudinal beams are arranged at intervals and can extend below a tire respectively, the two longitudinal beams are provided with clamping arms respectively, and the two clamping arms are arranged oppositely and can be tightly held on the tread of the tire;
the pneumatic hammer machine is used for disassembling the bolt on the tire, and the pneumatic hammer machine can be rotatably arranged on the base;
the base further comprises a base body and a cross beam, the cross beam is horizontally arranged, the two longitudinal beams are perpendicular to the cross beam and are respectively installed at two ends of the cross beam, and the cross beam is installed on the base body through a lifting device;
the two longitudinal beams are inserted below the tire and are respectively positioned at the left side and the right side of the tire; the lifting device drives the cross beam and the two longitudinal beams arranged on the cross beam to move up and down, and when the diameter of the tire is larger, the longitudinal beams are positioned at lower positions and are in contact with the tread of the tire; when the tire diameter is small, the height of the longitudinal beam is raised to be in contact with the tread of the tire.
2. The portable tire dismounting apparatus of claim 1, wherein the lifting device comprises a hydraulic jack, the hydraulic jack is fixed on the base body, and an output end of the hydraulic jack is fixedly connected with the cross beam and drives the cross beam to move up and down.
3. The portable tire mounting and demounting apparatus as set forth in claim 2, wherein said lifting device further includes a linkage for driving said longitudinal beams to ascend or descend in synchronization with said cross member.
4. The portable tire dismounting device according to claim 3, wherein the linkage mechanism comprises a swing arm, a transmission member and a roller bracket for mounting the roller, the top end of the roller bracket is hinged to the longitudinal beam, the bottom end of the roller bracket is rotatably connected to the roller, one end of the swing arm is hinged to the base body, the other end of the swing arm is hinged to the cross beam, one end of the transmission member is connected to the swing arm, the other end of the transmission member is connected to the roller bracket, and the transmission member drives the roller bracket to swing synchronously with the swing arm.
5. The portable tire mounting and demounting device as set forth in claim 1, wherein a brake pedal capable of fixing said base body on the ground is mounted on said base body.
6. The portable tire mounting and dismounting device according to claim 1, wherein the pneumatic hammer machine is rotatably mounted on the base through a cantilever mechanism, the cantilever mechanism comprises a cantilever, a connecting arm and a pneumatic support, the cantilever is vertically arranged, the connecting arm is horizontally arranged, the bottom end of the cantilever is fixedly connected with the cross beam, the top end of the cantilever is rotatably connected with one end of the connecting arm through a first rotating shaft, the other end of the connecting arm is connected with the pneumatic support through a second rotating shaft, and the pneumatic hammer machine is mounted on the pneumatic support.
7. The portable tire mounting and demounting device as recited in claim 1, wherein said longitudinal member has a support wheel mounted on an upper surface thereof for alignment with said tire.
8. The portable tire mounting and demounting device as recited in claim 1, further comprising a limiting structure disposed between said clamping arm and said longitudinal beam.
9. The portable tire mounting and demounting device as recited in claim 1, wherein a tray for receiving said bolt is mounted between two of said longitudinal beams.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911265678.1A CN110978890B (en) | 2019-12-11 | 2019-12-11 | Portable tire dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911265678.1A CN110978890B (en) | 2019-12-11 | 2019-12-11 | Portable tire dismounting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110978890A CN110978890A (en) | 2020-04-10 |
| CN110978890B true CN110978890B (en) | 2021-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911265678.1A Active CN110978890B (en) | 2019-12-11 | 2019-12-11 | Portable tire dismounting device |
Country Status (1)
| Country | Link |
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| CN (1) | CN110978890B (en) |
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| CN207373057U (en) * | 2017-10-16 | 2018-05-18 | 北京安沃科技有限公司 | A kind of portable detachable cantilevered spanner |
| CN110001287A (en) * | 2019-04-28 | 2019-07-12 | 王盈盈 | A kind of equipment maintaining vehicle wheel disassembly auxiliary device |
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| KR20180068791A (en) * | 2016-12-14 | 2018-06-22 | 현대자동차주식회사 | Automatic feeding apparatus for assembling of tire |
| CN208359829U (en) * | 2018-06-14 | 2019-01-11 | 秦皇岛信能能源设备有限公司 | One kind replacing tooling for racing-car tyre |
| CN109203853A (en) * | 2018-10-29 | 2019-01-15 | 安徽技龙机器人科技有限公司 | A kind of rotatable clamp system of tire installation |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102013106240A1 (en) * | 2013-06-14 | 2014-12-18 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | assembly trolley |
| CN203765580U (en) * | 2014-01-21 | 2014-08-13 | 南京斯塔机械电子有限公司 | Moving multi-degree-of-freedom pneumatic tool |
| CN205439811U (en) * | 2016-04-13 | 2016-08-10 | 郭亚华 | Automobile tire dismounting device |
| CN206826321U (en) * | 2017-04-21 | 2018-01-02 | 江西远成汽车技术股份有限公司 | Chucking device |
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| CN110978890A (en) | 2020-04-10 |
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