Tire changer with movable main shaft

Abstract

The tire disassembling and assembling machine comprises a base, a stand column and a tire disassembling assembly, a guide sliding block is fixed to the base, an adjusting support is arranged on the base, and a guide sliding rail is fixed to the bottom face of the adjusting support; a positioning block is fixed to the side of the stand column, and a control cylinder is fixed to the side of the adjusting support. The air cylinder is controlled to stretch out and draw back and drive the guide sliding rail to translate on the guide sliding block, and the adjusting support gets close to or away from the stand column; a rotating motor is fixed to the bottom of the adjusting support, a shaft body is integrally formed in the center of the tire fixing disc, and a connecting shaft sleeve connected with the rotating motor is arranged in the hollow supporting column. The tire loading and unloading bearing frame is reasonable in structural arrangement, facilitates tire mounting and dismounting operation, facilitates improvement of the tire loading and unloading efficiency, can guarantee normal rotating operation of the tire fixing disc, can also achieve lifting adjustment, facilitates transferring of the tire from the tire loading and unloading bearing frame to the tire fixing disc or dismounting of the tire from the tire fixing disc, and improves the tire loading and unloading efficiency. And the labor intensity of workers is reduced.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of tire dismounting machines, and particularly relates to a main shaft movable tire dismounting machine. BACKGROUND

[0002] In the process of automobile maintenance, a tire dismounting machine needs to be used to maintain and operate the tire. The tire dismounting machine in the prior art comprises a machine body, a working turntable and a stand column, and a first tire dismounting assembly and a second tire dismounting assembly are arranged on the stand column. For example, a tire dismounting machine shown in CN201711138776.X can meet the use requirements in general cases. However, the positions of the stand column and the working turntable and the like structures are relatively fixed, and cannot be adjusted in the lifting and translation positions as required, thereby affecting the use convenience to a certain extent, being not conducive to the relative operation of the tire, affecting the maintenance efficiency of the tire, and being difficult to meet the use requirements in the market. SUMMARY

[0003] The application aims to provide a main shaft movable tire dismounting machine which is reasonable in structure and convenient to adjust.

[0004] The technical scheme for achieving the application is a main shaft movable tire dismounting machine, comprising a base, a stand column fixed on the base and a tire dismounting assembly on the stand column, a guide sliding block fixed on the base, an adjusting support provided on the base, a guide sliding rail fixed on the bottom surface of the adjusting support, and the guide sliding rail being translatable arranged in the guide sliding block.

[0005] A positioning block is fixed on the side of the stand column, a control air cylinder is fixed on the side of the adjusting support, and the piston shaft of the control air cylinder is fixed on the positioning block.

[0006] The control air cylinder is extended and contracted to drive the guide sliding rail to translate on the guide sliding block, and the adjusting support is close to or away from the stand column.

[0007] A rotating motor is fixed on the bottom of the adjusting support, a hollow support column is fixed on the top of the adjusting support, a tire fixing disc is arranged above the hollow support column, an axle body is integrally formed in the center of the tire fixing disc, a connecting shaft sleeve connected with the rotating motor is arranged in the hollow support column, and the upper part of the connecting shaft sleeve extends out of the top surface of the hollow support column.

[0008] The axle body is inserted into the connecting shaft sleeve and is locked and positioned by a locking screw.

[0009] It is further preferred that a support shell is fixed on the end surface of the adjusting support away from the stand column, and a lifting air cylinder is fixed in the support shell.

[0010] A tire loading and unloading carrier is fixed on the top end piston shaft of the lifting air cylinder.

[0011] The lifting cylinder is raised to send the tire to the tire fixing disc through the tire loading and unloading carrier, and the lifting cylinder is lowered to complete the tire unloading operation.

[0012] Further preferably, the tire loading and unloading carrier comprises a tire carrier, an L-shaped tire loading and unloading frame, an L-shaped lever and a support rod.

[0013] The corner of the L-shaped lever is rotatably connected to the end of the tire carrier through a first pin shaft, and the transverse rod of the L-shaped lever is attached to the side of the tire carrier.

[0014] The top of the vertical rod of the L-shaped tire loading and unloading frame is fixed to the bottom end of the vertical rod of the L-shaped lever through a screw rod.

[0015] The top end of the support rod is rotatably connected to the end of the transverse rod of the L-shaped lever through a second pin shaft, and the bottom end of the support rod is rotatably connected to the upper part of the side wall of the support shell through a third pin shaft.

[0016] The piston shaft of the lifting cylinder is fixed to one end of the tire carrier close to the L-shaped lever.

[0017] The lifting cylinder is raised, the L-shaped lever drives the L-shaped tire loading and unloading frame to rotate, and the L-shaped tire loading and unloading frame rotates to make the vertical rod in the same horizontal plane as the tire carrier.

[0018] Further preferably, guide rollers are fixed on the tire carrier and the vertical rod of the L-shaped tire loading and unloading frame to facilitate tire pushing.

[0019] Further preferably, the middle part of the tire carrier is provided with a position avoiding area.

[0020] The hollow support column is arranged in the position avoiding area.

[0021] Further preferably, the side of the base is provided with a plurality of foot switches, and the column is provided with a control switch platform.

[0022] Further preferably, the tire dismounting assembly comprises an adjusting cylinder, a lifting seat, a tire shoveling arm, a tire dismounting shovel and a three-function tool head.

[0023] The adjusting cylinder is fixed to the base and located in the column.

[0024] The lifting seat is arranged in the vertical sliding slot of the column and fixedly connected with the piston shaft of the adjusting cylinder.

[0025] The tire shoveling arm is swingingly arranged on the lifting seat through a vertical shaft, and the tire dismounting shovel is fixed to the tire shoveling arm.

[0026] The trifunctional tool head is arranged on the front surface of the lifting seat.

[0027] Further preferably, the trifunctional tool head comprises a C-shaped tool seat, a tool body rotatably connected in the C-shaped tool seat through a connecting shaft, and three functionally different tool heads fixed at equal intervals on the edge of the tool body.

[0028] A circular hole is arranged on the C-shaped tool seat, a disc is fixed on the connecting shaft, three limiting insertion holes are arranged on the disc, and a limiting insertion rod is arranged in the circular hole.

[0029] When the tool body rotates on the C-shaped tool seat, the limiting insertion rod is inserted into the limiting insertion hole for limiting.

[0030] Further preferably, the tool head comprises a tire loosening shovel, a tire removing head, and a tire mounting head.

[0031] The present application has the following advantages: the structure of the present application is reasonable, the base is provided with an adjusting support, and the adjusting support can be adjusted in translation by cooperating with the guide sliding rail, the guide sliding block, and the control cylinder, so that the mounting and dismounting of the tire are facilitated, and the efficiency of tire mounting and dismounting is improved. Moreover, the rotating motor is arranged on the adjusting support and cooperates with the hollow support, and the shaft body of the tire fixing disc can be inserted into the connecting shaft sleeve in a lifting manner. This not only ensures the normal rotation of the tire fixing disc, but also realizes lifting adjustment, so that the tire can be transferred from the tire mounting and dismounting carrier to the tire fixing disc or dismounted from the tire fixing disc, thereby reducing the labor intensity of workers, improving the stability and effectiveness of tire dismounting, facilitating adjustment, and ensuring stable and reliable use.

[0032] Moreover, the adjusting support cooperates with the lifting cylinder and the tire mounting and dismounting carrier to facilitate the lifting and dismounting of the tire, improve the effectiveness of tire lifting and dismounting, reduce the labor intensity of workers, and ensure stable and reliable use.

[0033] Meanwhile, the tire removing assembly comprises an adjusting cylinder, a lifting seat, a tire shoveling arm, a tire shoveling tool, and a trifunctional tool head. The trifunctional tool head can realize different tire mounting and dismounting operations, meet different use requirements, is more convenient to operate, is beneficial to reducing the weight and size of the overall structure, and improves the application range. BRIEF DESCRIPTION OF DRAWINGS

[0034] In order to make the content of the present application more easily understood, the present application will be further described in detail below according to specific embodiments and in combination with the drawings, in which:

[0035] Figure 1 The structure of the present application is shown in the figure.

[0036] Figure 2 Another perspective view of the structure of the application;

[0037] Figure 3 A structure diagram of the base and the adjusting support in the application;

[0038] Figure 4 A structure diagram of the base and the adjusting support in the application without the support shell;

[0039] Figure 5 A specific structure diagram of the three-function tool head in the application.

[0040] The figure marks: base 1, stand 2, tire changing assembly 3, adjusting cylinder 31, lifting seat 32, tire shoveling arm 33, tire shoveling 34, three-function tool head 35, C-shaped tool seat 351, connecting shaft 352, tool body 353, tool head 354, limiting plug rod 355, guide sliding block 4, adjusting support 5, guide sliding rail 6, positioning block 7, control cylinder 8, rotary motor 9, hollow support column 10, tire fixing disc 11, shaft body 12, connecting shaft sleeve 13, support shell 14, lifting cylinder 15, tire loading and unloading carrier 16, tire carrier 161, L-shaped tire loading and unloading rack 162, L-shaped lever 163, supporting rod 164, first pin shaft 17, second pin shaft 18, third pin shaft 19, guide roller column 20, avoidance area 21, foot switch 22, control switch platform 23. DETAILED DESCRIPTION

[0041] The technical solutions in the embodiments of the application will be clearly and completely described below with reference to the drawings in the embodiments of the application. Obviously, the described embodiments are only part of the embodiments of the application, rather than all the embodiments of the application. Based on the embodiments in the application, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the application.

[0042] EMBODIMENT

[0043] See Figures 1 to 5 As shown in the figure, a main shaft movable tire dismounting machine comprises a base 1, a stand 2 fixed on the base and a tire changing assembly 3 on the stand, a guide sliding block 4 is fixed on the base, an adjusting support 5 is arranged on the base, a guide sliding rail 6 is fixed on the bottom surface of the adjusting support, and the guide sliding rail is translatable arranged in the guide sliding block. In this embodiment, the base and the stand are both conventional structures of the prior art, which are simply applied, so they are not described in detail. The top surface of the guide sliding block is provided with an inverted T-shaped or dovetail-shaped sliding groove, and the cross section of the guide sliding rail is an I-shaped or dovetail-shaped, which is slidably arranged in the guide sliding block, so as to ensure the effectiveness and reliability of translation.

[0044] And, in the embodiment, a positioning block 7 is fixed to the side of the column, a control cylinder 8 is fixed to the side of the adjusting support, and the piston shaft of the control cylinder is fixed to the positioning block; the control cylinder is of a conventional structure in the prior art, and in use, the control cylinder extends and drives the guide sliding rail to translate on the guide sliding block, and the adjusting support is close to or away from the column; the translation adjustment operation of the adjusting support can be realized;

[0045] And, a rotating motor 9 is fixed to the bottom of the adjusting support, a hollow support column 10 is fixed to the top of the adjusting support, a tire fixing disc 11 is arranged above the hollow support column, a shaft body 12 is integrally formed at the center of the tire fixing disc, a connecting shaft sleeve 13 connected with the rotating motor is arranged in the hollow support column, and the upper portion of the connecting shaft sleeve extends out of the top surface of the hollow support column; the shaft body is inserted into the connecting shaft sleeve and is locked and positioned by a locking screw. Through the above structure, the lifting adjustment of the tire fixing disc can be realized, and the normal rotation operation of the tire fixing disc can also be ensured.

[0046] The lifting adjustment is mainly used for cooperating with the tire loading and unloading carrier, and when the tire loading and unloading carrier is raised, in order to facilitate the tire to be transferred to the tire fixing disc, the tire fixing disc is lowered, the tire fixing disc is lower than the tire loading and unloading carrier, the tire is manually pushed to the tire fixing disc, the tire fixing disc is raised and clamped into the tire, the effectiveness and convenience of tire assembly are ensured, the labor intensity of workers is reduced, and especially for the tire with very heavy weight, the stability and reliability of tire lifting are improved.

[0047] In the embodiment, a support shell 14 is fixed to the end face of the adjusting support away from the column, and a lifting cylinder 15 is fixed in the support shell; a tire loading and unloading carrier 16 is fixed to the top end piston shaft of the lifting cylinder; the lifting cylinder is raised, the tire is transferred to the tire fixing disc by the tire loading and unloading carrier, and the lifting cylinder is lowered, and the tire loading and unloading carrier completes the tire unloading operation. The support shell and the lifting cylinder are both of conventional structures in the prior art, which are simply applied, and are mainly used for tire lifting and pushing operations.

[0048] In actual application, the tire loading and unloading carrier includes a tire carrier 161, an L-shaped tire loading and unloading rack 162, an L-shaped lifting rod 163 and a supporting rod 164; the L-shaped lifting rod mainly drives the L-shaped tire loading and unloading rack to rotate during lifting, and the tire carrier is mainly used for translating the tire to the tire fixing disc position.

[0049] In the assembly, the corner of the L-shaped lever is rotatably connected to the end of the tire carrier through the first pin shaft 17, and the horizontal rod of the L-shaped lever is attached to the side of the tire carrier; the top of the vertical rod of the L-shaped tire carrier is fixed to the bottom end of the vertical rod of the L-shaped lever through a screw rod; the top end of the support rod is rotatably connected to the end of the horizontal rod of the L-shaped lever through the second pin shaft 18, and the bottom end of the support rod is rotatably connected to the upper part of the side wall of the support shell; the piston shaft of the lifting cylinder is fixed to the end of the tire carrier close to the L-shaped lever; when the lifting cylinder rises, the L-shaped lever drives the L-shaped tire carrier to rotate, so that the vertical rod is in the same horizontal plane as the tire carrier.

[0050] The working principle is as follows: when the lifting cylinder descends, the horizontal rod of the L-shaped tire carrier is attached to the ground, at this time the tire is rolled to the horizontal rod of the L-shaped tire carrier, at this time the lifting cylinder rises, the L-shaped lever cooperates with the support rod to rotate the L-shaped tire carrier counterclockwise by 90 degrees, at this time the original vertical rod of the L-shaped tire carrier becomes a horizontal rod, and is in the same horizontal plane as the tire carrier, at this time the tire is placed on the original vertical rod of the L-shaped tire carrier, the tire fixing disc is lowered below the top surface of the tire carrier, at this time the tire is manually pushed to the tire carrier from the L-shaped tire carrier, and then the tire fixing disc is raised, so that the installation and positioning of the tire and the tire fixing disc are completed, the rotating motor is started, and the tire removal assembly is cooperated to complete the tire removal operation.

[0051] After the tire is maintained, the tire fixing disc is lowered, and the tire is pushed to the L-shaped tire carrier, and the lifting cylinder is lowered, so that the tire falls back to the ground, and the tire is rolled.

[0052] In the embodiment, guide roller columns 20 are fixed on the tire carrier and the vertical rod of the L-shaped tire carrier to facilitate the pushing of the tire, which can improve the smoothness and effectiveness of the tire pushing and reduce the labor intensity of workers, wherein the edges of the guide roller columns protrude from the surfaces of the tire carrier and the vertical rod of the L-shaped tire carrier.

[0053] In the embodiment, a position avoiding area 21 is arranged in the middle of the tire carrier, and the hollow support column is arranged in the position avoiding area, which can ensure the lifting of the tire fixing disc and the connection between the tire fixing disc and the tire.

[0054] In the embodiment, a plurality of foot switches 22 are arranged on the side of the base, and a control switch platform 23 is arranged on the stand, which can realize convenient operation, and are all conventional structures of the prior art, which are only simply applied, and the foot switches can realize the rotation control of the rotating motor and the lifting adjustment control of the lifting cylinder.

[0055] In this embodiment, the tire changing assembly includes an adjusting cylinder 31, a lifting seat 32, a tire shoveling arm 33, a tire changing shovel 34 and a three-function tool head 35; in assembly, the adjusting cylinder is fixed on the base and in the column; the lifting seat is arranged in the vertical sliding groove of the column and is fixedly connected with the piston shaft of the adjusting cylinder; the tire shoveling arm is arranged on the lifting seat through vertical shaft swinging, and the tire changing shovel is fixed on the tire shoveling arm; the three-function tool head is arranged on the front face of the lifting seat. The lifting seat, the tire shoveling arm and the tire changing shovel are all conventional structures of the prior art, only simple application is made, so they are not described in detail.

[0056] Moreover, the three-function tool head includes a C-shaped tool seat 351, a tool body 353 rotatably connected in the C-shaped tool seat through a connecting shaft 352, and three functionally different tool heads 354 fixedly arranged at equal intervals on the edge of the tool body; in assembly, a circular hole is arranged on the C-shaped tool seat, a disc is fixed on the connecting shaft, three limiting insertion holes are arranged on the disc, and a limiting insertion rod 355 is arranged in the circular hole; when the tool body rotates on the C-shaped tool seat, the limiting insertion rod is inserted into the limiting insertion hole for limiting. The tool head includes a tire loosening shovel, a tire changing head and a tire mounting head. The switching of different tool heads can be realized, the use convenience is improved, and the overall structure volume and cost are reduced, the operation difficulty is reduced, and the use is stable and reliable.

[0057] The present application has the following positive effects: the structure of the present application is reasonable, the base is provided with an adjusting support, and the adjusting support can be adjusted in translation through cooperation of a guide sliding rail, a guide sliding block and a control cylinder, so that the tire mounting and dismounting operation is facilitated, the tire mounting and dismounting efficiency is improved, the hollow support is provided on the adjusting support and cooperated with a rotary motor, and the shaft body of the tire fixing disc can be inserted into the connecting shaft sleeve in lifting, so that the normal rotation of the tire fixing disc is ensured, the lifting adjustment is realized, the tire is conveniently transferred from the tire mounting and dismounting carrier to the tire fixing disc or dismounted from the tire fixing disc, the labor intensity of workers is reduced, the stability and effectiveness of the tire dismounting are improved, the adjustment operation is facilitated, and the use is stable and reliable.

[0058] Moreover, the adjusting support is cooperated with a lifting cylinder and a tire mounting and dismounting carrier, the tire is conveniently lifted and dismounted and transferred, the effectiveness of the tire lifting and dismounting is improved, the labor intensity of workers is reduced, and the use is stable and reliable.

[0059] Meanwhile, the tire changing assembly comprises an adjusting cylinder, a lifting seat, a tire shoveling arm, a tire shoveling tool and a three-function tool head, different tire changing operations can be realized through the three-function tool head, use requirements in different situations can be met, operation is more convenient, the weight and volume of the overall structure are reduced, and the application range is improved.

[0060] The standard parts used in the embodiment can be directly purchased from the market, and the non-standard structural parts according to the description in the specification can also be directly processed according to the existing technical knowledge without doubt, meanwhile, the connection mode of each part adopts the mature conventional means in the existing technology, and the machinery, parts and equipment all adopt the conventional models in the existing technology, so specific description is not made here.

[0061] Obviously, the above embodiment of the application is only an example for clearly illustrating the application, and is not a limitation on the implementation manner of the application. Based on the above description, other different forms of changes or variations can be made by those skilled in the art. Here, it is not necessary and impossible to exhaust all the implementation manners. The changes or variations extending from the essential spirit of the application are still within the protection scope of the application.

Claims

1. A mobile tire changer having a main shaft, comprising a base, a column fixed to the base and a tire changing assembly on the column, characterized in that: The base is fixed with a guide sliding block, and is provided with an adjusting support, and the bottom surface of the adjusting support is fixed with a guide sliding rail, which is translatable arranged in the guide sliding block; The side of the column is fixed with a positioning block, and the side of the adjusting support is fixed with a control cylinder, and the piston shaft of the control cylinder is fixed on the positioning block; The control cylinder is telescopic and drives the guide sliding rail to translate on the guide sliding block, and makes the adjusting support close to or away from the column; The bottom of the adjusting support is fixed with a rotary motor, the top of the adjusting support is fixed with a hollow support column, the upper part of the hollow support column is provided with a tire fixing disc, the center of the tire fixing disc is integrally formed with a shaft body, the hollow support column is provided with a connecting shaft sleeve connected with the rotary motor, and the upper part of the connecting shaft sleeve extends out of the top surface of the hollow support column; The shaft body is inserted into the connecting shaft sleeve and is locked and positioned by a locking screw.

2. A movable spindle tire changer as set forth in claim 1 wherein: The end surface of the adjusting support away from the column is fixed with a support shell, and the support shell is fixed with a lifting cylinder; The top end piston shaft of the lifting cylinder is fixed with a tire loading and unloading carrier; The lifting cylinder is raised, and the tire is sent to the tire fixing disc through the tire loading and unloading carrier, and the lifting cylinder is lowered, and the tire loading and unloading carrier completes the tire unloading operation.

3. A movable spindle tire changer as set forth in claim 2 wherein: The tire loading and unloading carrier comprises a tire carrier, an L-shaped tire loading and unloading frame, an L-shaped lever and a supporting rod; The corner of the L-shaped lever is rotatably connected to the end of the tire carrier through a first pin shaft, and the transverse rod of the L-shaped lever is attached to the side surface of the tire carrier; The vertical rod of the L-shaped tire loading and unloading frame is fixed at the bottom end of the vertical rod of the L-shaped lever through a screw rod; The top end of the supporting rod is rotatably connected to the end of the transverse rod of the L-shaped lever through a second pin shaft, and the bottom end of the supporting rod is rotatably connected to the upper part of the side wall of the support shell through a third pin shaft; The piston shaft of the lifting cylinder is fixed at one end of the tire carrier close to the L-shaped lever; The lifting cylinder is raised, and the L-shaped lever drives the L-shaped tire loading and unloading frame to rotate, so that the vertical rod of the L-shaped tire loading and unloading frame is in the same horizontal plane as the tire carrier.

4. A spindle movable tire changer according to claim 3 wherein: The tire carrier and the vertical rod of the L-shaped tire loading and unloading frame are fixed with guide rollers for facilitating tire pushing.

5. A spindle movable tire changer as claimed in claim 3, wherein: The middle part of the tire carrier is provided with an avoiding area; The hollow support column is arranged in the avoiding area.

6. A spindle movable tire changer as claimed in claim 1, wherein: The side of the base is provided with a plurality of foot switches, and the column is provided with a control switch platform.

7. A spindle movable tire changer as claimed in claim 1 wherein: The tire changing assembly comprises an adjusting cylinder, a lifting seat, a tire shoveling arm, a tire changing shovel and a three-function tool head; The adjusting cylinder is fixed on the base and in the column; The lifting seat is arranged in the vertical sliding groove of the column and is fixedly connected with the piston shaft of the adjusting cylinder; The tire shoveling arm is swingingly arranged on the lifting seat through a vertical shaft, and the tire changing shovel is fixed on the tire shoveling arm; The three-function tool head is arranged on the front surface of the lifting seat.

8. A spindle movable tire changer according to claim 7 wherein: The three-function tool head comprises a C-shaped tool seat and a tool body rotatably connected in the C-shaped tool seat through a connecting shaft, and the edge of the tool body is fixed with three functionally different tool heads at equal intervals. The C-shaped tool seat is provided with a circular hole position, the connecting shaft is fixed with a disc, the disc is provided with three limiting insertion holes, and the circular hole position is provided with a limiting insertion rod. When the tool body rotates on the C-shaped tool seat, the limiting insertion rod is inserted into the limiting insertion hole for limiting.

9. A spindle movable tire changer according to claim 8 wherein: The tool head comprises a tire loosening shovel, a tire removing head and a tire mounting head.

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