CN114851787B

CN114851787B - Quick tire removing device for automobile tire

Info

Publication number: CN114851787B
Application number: CN202210786018.3A
Authority: CN
Inventors: 王�锋; 隋晓飞; 谭光磊; 孙基元; 陈红花; 孙日
Original assignee: Dezhou Linglong Tire Co ltd; Shandong Linglong Tyre Co Ltd
Current assignee: Dezhou Linglong Tire Co ltd; Shandong Linglong Tyre Co Ltd
Priority date: 2022-07-06
Filing date: 2022-07-06
Publication date: 2022-09-20
Anticipated expiration: 2042-07-06
Also published as: CN114851787A

Abstract

The invention belongs to the technical field of tire dismounting equipment, and discloses a quick tire dismounting device for an automobile tire, which comprises a machine body, wherein one side in the machine body is fixedly provided with three driving devices, the three driving devices are arranged side by side in the side direction of the machine body, and the upper parts of the three driving devices are respectively and movably provided with a cross arm. According to the invention, the push plate is communicated with the cavity where the ring sleeve is located, and air pressure is introduced, so that when the ring sleeve is not provided with a rim, the ring sleeve extends upwards under the action of the spring, the air pressure enters the air groove I, the pressure in the air groove II is reduced, the push plates on two sides are lowered, after the rim is provided, the ring sleeve is stressed and is lowered, the push plates move upwards under the action of the air pressure, the ring sleeve and the push plates simultaneously support the rim tire, the tire pressing component moves downwards to apply downward pressure to the tire, namely the push plates are subjected to downward pressure, the air pressure in the air groove II is transmitted into the air groove I, the upward force can be applied to the rim, and the tire deformation separation effect is better.

Description

Quick tire removing device for automobile tire

Technical Field

The invention belongs to the technical field of tire dismounting equipment, and particularly relates to a quick tire dismounting device for an automobile tire.

Background

A tire changer, also called a tire changer and a tire changer, for mounting and demounting tires, which can be used to replace tires for various vehicles such as automobiles, heavy trucks, motorcycles, and the like, includes a tire support mechanism for locking a rim of a wheel and rotating the rim of the wheel, and a tire changer mechanism for dismounting or mounting a corresponding tire from or to the rim.

Present tire dismouting machine, like application number 202111111349.9 name be a tire dismouting machine, at first utilize the pressure child shovel extrusion tire to warp, separate with the rim, place the rim on supporting mechanism again, utilize jack catch or axle sleeve to fix the rim, will fall the arm return back, utilize taking off the child pincers and leaving the clearance with the rim cooperation, it stretches into in the tire to recycle the pinch bar, with taking off the child pincers cooperation, use the fitting point as the fulcrum, dial on the tire, then utilize rotary mechanism to drive the rim rotatory, make the pinch bar can rotate a week and separate tire and rim.

In the using process, a tire needs to be pressed by a pressing placenta to separate the tire from a rim, and in the pressing process, the force needed by pressing is large and the separation is difficult; meanwhile, when the conventional tire dismounting machine is used for dismounting a tire, the upper part of the tire is firstly separated from the rim, then the tire is lifted by manual assistance, and then the lower part of the tire is hooked to rotate and separate from the rim, so that the conventional tire dismounting machine needs manual assistance and is troublesome in operation, and the tire and the rim need to be separated by two steps.

Disclosure of Invention

The invention aims to provide a quick tire-removing device for an automobile tire, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the invention provides the following technical scheme: a quick tire removing device for an automobile tire comprises a machine body, wherein three driving devices are fixedly installed on one side in the machine body, the three driving devices are installed side by side in the side direction of the machine body, cross arms are movably installed on the upper portions of the three driving devices respectively, a hook tire assembly is movably installed in the middle of each cross arm, a tire pressing assembly is movably installed in the cross arm on the right side, a tire installing assembly is movably installed in the cross arm on the left side, a first motor is fixedly installed on the other side in the machine body, a rotating shaft extends out of the top of the first motor, a groove is formed in the outer surface of the rotating shaft and is in a cross shape, a first air groove is formed in the machine body and is coaxial with the rotating shaft, a ring sleeve is movably sleeved on the upper portion of the first air groove, the upper portion of the ring sleeve is movably sleeved with the rotating shaft in a ladder shape, and a fixing nut is sleeved on the top of the ring sleeve in a threaded manner, the inner part of the machine body is positioned on two sides of the first air groove and communicated with the first air groove, a second air groove is formed in the machine body, a push plate is movably sleeved on the upper part of the second air groove, and a spring is fixedly mounted on the lower surface of the first air groove.

Preferably, air pressure is introduced into the first air groove and the second air groove.

Preferably, a guide pressure plate is movably sleeved on one side of the bottom of the hook tire assembly, a rotating plate is movably sleeved on the other side of the bottom of the hook tire assembly, a hook plate is movably sleeved on the lower portion of the rotating plate, a motor II is fixedly mounted above the rotating plate, a sliding groove is formed in the side face of the extending portion of the hook plate, and an upper hook column is slidably mounted in the sliding groove.

Preferably, the hook plate is in an inverted Z shape, and the upper part of the hook plate is extended.

Preferably, the extending screw rod of the second motor is movably sleeved with the hook plate and is in threaded fit with the upper hook column.

Preferably, after the hook plate moves downwards, the tire pressing assembly does not press the tire any more, and after being loosened, the tire pressing assembly moves above the rim to apply pressure on the rim.

Preferably, the electromagnetic valves are fixedly installed at the communication positions of the two sides of the first air groove and the second air groove respectively, and before the tire is installed, the electromagnetic valve on one side is controlled to be closed, and the electromagnetic valve on the other side is controlled to be opened.

Preferably, a side baffle is fixedly mounted on one side of the push plate, and the side baffle is L-shaped.

The invention has the following beneficial effects:

1. according to the invention, the push plate is communicated with the cavity where the ring sleeve is located, and air pressure is introduced, so that when the ring sleeve is not mounted with a rim, the ring sleeve extends upwards under the action of the spring, the air pressure enters the air groove I, the pressure in the air groove II is reduced, the push plates on two sides are lowered, after the rim is mounted, the ring sleeve is stressed and is lowered, the push plates move upwards under the action of the air pressure, the ring sleeve and the push plates simultaneously support the rim tire, the tire pressing assembly moves downwards to apply downward pressure to the tire, namely the push plates are subjected to downward pressure, the air pressure in the air groove II is transmitted into the air groove I, the upward force can be applied to the rim, and the tire deformation separation effect is better.

2. According to the invention, the extending screw rod of the motor is movably sleeved with the hook plate and is sleeved with the upper hook column through threads, so that after the motor works, the upper hook column is driven to move downwards at the sliding groove, the hook plate can be pressed to move downwards after the upper hook column moves to the lower surface of the sliding groove, and therefore, a hook at the bottom of the hook plate and the upper hook column can extend into a tire.

3. The invention is characterized in that the electromagnetic valves are respectively and fixedly arranged at the communication positions of the two sides of the air groove I and the air groove II, before the tire is installed, the electromagnetic valve at one side is controlled to be closed, the electromagnetic valve at the other side is controlled to be opened, after the tire is placed on the rim, the pressure applied to the push plates at the two sides is different, the extending height of the push plate at one side is increased, so that the tire is inclined on the rim, one side of the tire is higher than the other side of the tire installing assembly and is lower than the tire installing assembly at the tire installing assembly, so that the rim is directly rotated, the tyre can be directly mounted, the above steps are repeated, the upper part of the tyre is similarly mounted, and one side of the push plate is fixedly provided with a side baffle which is L-shaped, so that the tire can be blocked by the side baffle after being inclined, the tire is prevented from being directly separated from the rim after being inclined, and the middle part of the tire after being inclined can be matched with the tire assembling assembly, and the tire can be assembled with an upper rim.

Drawings

FIG. 1 is a schematic cross-sectional front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 4 is a front cross-sectional structural schematic view of a hook plate of the present invention;

fig. 5 is a side view of the hook plate of the present invention.

In the figure: 1. a body; 2. a drive device; 3. a cross arm; 4. hooking the tire assembly; 5. a tire press assembly; 6. assembling a tire assembly; 7. a first motor; 8. a rotating shaft; 9. a first air groove; 10. sleeving a ring; 11. a spring; 12. a second air tank; 13. pushing the plate; 14. fixing a nut; 15. a guide pressure plate; 16. rotating the plate; 17. a hook plate; 18. a second motor; 19. a sliding groove; 20. an upper hooking pole; 21. a side dam; 22. an electromagnetic valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 5, in the embodiment of the invention, a quick tire removing device for an automobile tire comprises a machine body 1, a driving device 2 is fixedly installed on one side inside the machine body 1, three driving devices 2 are installed side by side on the side of the machine body 1, cross arms 3 are respectively and movably installed on the upper parts of the three driving devices 2, a tire hooking component 4 is movably installed inside the cross arm 3 at the middle part, a tire pressing component 5 is movably installed inside the cross arm 3 at the right side, a tire installing component 6 is movably installed inside the cross arm 3 at the left side, a motor I7 is fixedly installed on the other side inside the machine body 1, a rotating shaft 8 extends out of the top of the motor I7, a groove is formed in the outer surface of the rotating shaft 8 and is cross-shaped, an air groove I9 is formed inside the machine body 1, the air groove I9 is coaxial with the rotating shaft 8, a ring sleeve 10 is movably sleeved on the upper part of the air groove I9, and an upper part of the ring sleeve 10 is movably sleeved with the rotating shaft 8 in a step shape, the top thread of the ring sleeve 10 is sleeved with a fixing nut 14, so that a rim can be supported by the ring sleeve 10 and locked by the fixing nut 14, the rotation of the rotating shaft 8 can drive the ring sleeve 10 to rotate, so that the rim rotates, and the tire is disassembled and assembled, the inner part of the machine body 1 is positioned at two sides of the air groove I9 and is communicated with the air groove I9 to be provided with an air groove II 12, the upper part of the air groove II 12 is movably sleeved with a push plate 13, the lower surface of the air groove I9 is fixedly provided with a spring 11, air pressure is introduced into the air groove I9 and the air groove II 12, so that when the rim is not assembled by the ring sleeve 10, under the action of the spring 11, the ring sleeve 10 extends upwards, the air pressure enters the air groove I9, the pressure in the air groove II 12 is reduced, so that the push plates 13 at two sides descend, after the rim is assembled, the ring sleeve 10 is stressed to descend, the push plate 13 moves upwards under the action of the air pressure, the ring sleeve 10 and the push plate 13 simultaneously supports the tire, the tire pressing component 5 moves downwards to apply downward pressure to a tire, namely the push plate 13 is applied with downward pressure, air pressure in the air groove II 12 is transmitted into the air groove I9 to apply upward force to a rim, the tire deformation separation effect is better, one side of the bottom of the hook tire component 4 is movably sleeved with a guide pressure plate 15, the other side of the bottom of the hook tire component 4 is movably sleeved with a rotating plate 16, the lower part of the rotating plate 16 is movably sleeved with a hook plate 17, a motor II 18 is fixedly installed above the inside of the rotating plate 16, the hook plate 17 is inverted Z-shaped, the hook plate 17 can be in contact with the surface of the rim after penetrating into the tire, the upper part of the hook plate 17 is extended, the hook plate 17 can be in contact with the lower part of the tire, the side surface of the extended part of the hook plate 17 is provided with a sliding groove 19, an upper hook column 20 is slidably installed in the sliding groove 19, and an extending lead screw of the motor II 18 is movably sleeved with the hook plate 17, the upper hook column 20 is sleeved with the upper hook column 20 in a threaded manner, so that after the motor II 18 works, the upper hook column 20 is driven to move downwards at the sliding groove 19, when the upper hook column 20 moves to the lower surface of the sliding groove 19, the hook plate 17 is pressed to move downwards, a hook at the bottom of the hook plate 17 and the upper hook column 20 can extend into the tire, when the motor II 18 rotates reversely, the upper hook column 20 can hook the upper part of the tire to move upwards, after the upper part of the tire is separated from the rim, the lower part of the tire moves to be hooked by the bottom of the hook plate 17, after the upper hook column 20 moves to the upper surface of the sliding groove 19, the hook plate 17 is driven to move upwards, so that the tire is directly and completely separated from the rim, after the tire pressing assembly 5 moves downwards at the hook plate 17, the tire is not pressed again, after being released, the tire moves to the upper part of the rim to apply pressure on the rim, so that the rim can not receive an upward force in the upward separation process of the tire, the separation effect of the tire and the rim can be ensured, the electromagnetic valves 22 are fixedly arranged at the communication positions of the two sides of the first air groove 9 and the second air groove 12 respectively, before the tire is installed, the electromagnetic valve 22 at one side is controlled to be closed, the electromagnetic valve 22 at the other side is controlled to be opened, after the tire is placed on a rim, the pressure on the push plates 13 at the two sides is different, the extending height of the push plate 13 at one side is increased, so that the tire is inclined on the rim, one side of the tire is higher than the other side of the tire installing assembly 6 at the tire installing assembly 6 and is lower than the tire installing assembly 6, further, the rim can be directly rotated, the tire can be directly installed, the steps are repeated, the upper part of the tire is also installed in the same way, the side baffle 21 is fixedly arranged at one side of the push plate 13, the side baffle 21 is L-shaped, so that the tire can be blocked by the side baffle 21 after being inclined, the tire is prevented from being directly separated from the rim after being inclined, and the middle part of the tire after being inclined can be ensured to be matched with the tire installing assembly 6, the tire can be fitted to a rim.

The working principle and the using process are as follows:

firstly, a rim is sleeved on a ring sleeve 10, the rim is fixed by processing a fixing nut 14, the weight of the rim and a tire enables the ring sleeve 10 to move downwards, the air pressure in an air groove I9 enters an air groove II 12 to push a push plate 13 to move upwards to support the tire, a tire pressing component 5 moves downwards to apply pressure on the tire to separate the tire from the rim, the push plate 13 is stressed after the tire is stressed, the pressure is transmitted into the air groove I9 to provide an upward thrust for the ring sleeve 10, the rim moves upwards, the speed of separating the rim from the tire is higher, a tire hooking component 4 descends, a guide pressure plate 15 is matched with the side edge of the rim, a motor II 18 works to drive an upper hooking column 20 to move downwards at a sliding groove 19, the upper hooking column 20 presses the hook plate 17 to move downwards after moving to the lower surface of the sliding groove 19, the hook plate 17 slides along the back of the guide pressure plate 15, and therefore a hook at the bottom of the hook plate 17 and the upper hooking column 20 can both extend into the tire, when the second motor 18 rotates reversely, the upper hooking column 20 can hook the upper part of the tire to move upwards, after the upper part of the tire is separated from the rim, the lower part of the tire moves upwards and then is hooked by the bottom of the hooking plate 17, after the upper hooking column 20 moves to the upper surface of the sliding groove 19, the hooking plate 17 can be driven to move upwards, so that the tire and the rim are directly and completely separated, when the tire is mounted, the electromagnetic valve 22 on one side is controlled to be closed firstly, the tire is placed above the rim, the pressure on the push plates 13 on the two sides is different, the extending height of the push plate 13 on one side is increased, so that the tire is inclined on the rim, one side of the tire is higher than the tire mounting assembly 6 at the tire mounting assembly 6, the other side of the tire mounting assembly 6 is lower than the tire mounting assembly 6, so that the rim can be directly mounted on the tire, the steps are repeated, the upper part of the tire is similarly mounted, the tire is completely mounted, and the tire is inflated.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automobile tire is with taking off child device fast, includes organism (1), one side fixed mounting of organism (1) inside has drive arrangement (2), drive arrangement (2) is installed three, three side by side in organism (1) side direction the movable mounting separately of upper portion of drive arrangement (2) has xarm (3), middle part the inside movable mounting of xarm (3) has hook child subassembly (4), the right side the inside movable mounting of xarm (3) has pressure child subassembly (5), the left side the inside movable mounting of xarm (3) has dress child subassembly (6), the inside opposite side fixed mounting of organism (1) has motor (7), the top of motor (7) is stretched out there is pivot (8), its characterized in that: the utility model discloses a pneumatic control valve, including pivot (8), organism (1), gas groove (9) have been seted up to the surface of pivot (8), and gas groove (9) are coaxial with pivot (8), the top movable sleeve of gas groove (9) is equipped with ring cover (10), the top of ring cover (10) is echelonment and pivot (8) activity suit from top to bottom, the top screw thread cover of ring cover (10) is equipped with fixation nut (14), the inside of organism (1) is located gas groove (9) both sides and has seted up gas groove two (12) with gas groove (9) intercommunication, the top movable sleeve of gas groove two (12) is equipped with push pedal (13), the lower fixed surface of gas groove (9) installs spring (11), let in atmospheric pressure in gas groove (9) and gas groove two (12).

2. The quick tire-pulling device for the automobile tire according to claim 1, characterized in that: the utility model discloses a hook child subassembly, including hook child subassembly (4), hook child subassembly, motor, slide groove (19) have been seted up to the side of hook child subassembly (4) extension, sliding mounting has last hook post (20) in slide groove (19), the one side movable sleeve of hook child subassembly (4) bottom is equipped with direction clamp plate (15), the opposite side movable sleeve of hook child subassembly (4) bottom is equipped with changes board (16), the lower part movable sleeve of changing board (16) is equipped with hook plate (17), the inside top fixed mounting of change board (16) has motor two (18), slide groove (19) have been seted up to hook plate (17) extension's side.

3. The quick tire dismounting device for the automobile tire according to claim 2, is characterized in that: the hook plate (17) is in an inverted Z shape, and the upper part of the hook plate (17) is prolonged.

4. The quick tire dismounting device for the automobile tire according to claim 2, is characterized in that: and a lead screw extending out of the second motor (18) is movably sleeved with the hook plate (17) and is in threaded fit with the upper hook column (20).

5. The quick tire dismounting device for the automobile tire according to claim 2, is characterized in that: after the tire pressing assembly (5) moves downwards through the hook plate (17), the tire is not pressed, and after being loosened, the tire pressing assembly moves above the rim to apply pressure to the rim.

6. The quick tire dismounting device for the automobile tire according to claim 1, is characterized in that: and the electromagnetic valves (22) are fixedly installed at the communication positions of the two sides of the first air groove (9) and the second air groove (12), and before the tire is installed, the electromagnetic valve (22) on one side is controlled to be closed, and the electromagnetic valve (22) on the other side is controlled to be opened.

7. The quick tire dismounting device for the automobile tire according to claim 1, is characterized in that: one side of the push plate (13) is fixedly provided with a side baffle (21), and the side baffle (21) is L-shaped.