Jaw head lengthening fixing clamp of automobile tire changer

Abstract

The utility model relates to the technical field of automobile tire disassembly and assembly, in particular to an automobile tire disassembly and assembly machine clamping jaw head lengthening fixing clamp which comprises a base, a control button is installed on the surface of the base, a fixing disc is fixed to the upper portion of the base through a supporting column, and an adjusting mechanism is arranged on the surface of the fixing disc. The adjusting mechanism is composed of an adjusting support and a clamping assembly, a driving mechanism is arranged between the base and the fixing disc, and a driving component and a servo motor are arranged in the driving mechanism. According to the fixing clamp, the flexibility of the fixing clamp in use is improved, the application range is expanded, the structure is simple, and machining is easy.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile tire disassembly and assembly, in particular to a lengthened fixing clamp of a clamping claw head of an automobile tire disassembly and assembly machine. Background Art

[0002] Tires are annular elastic rubber products used for rolling on the ground. They are usually installed on metal wheels. They can support the vehicle body, cushion external impacts, achieve contact with the road surface and ensure the vehicle's driving performance. Tires are consumables, and wheels usually have a longer service life. If you need to replace tires, you need to disassemble and assemble the tires and wheels, and fix the wheel hub with a fixing clamp during disassembly and assembly.

[0003] The general fixing fixture fixes the wheel hub via a four-jaw chuck, which can only fix small or fixed-size wheels, which easily leads to large limitations in the use of the fixing fixture and a small scope of application. The four-jaw chuck used to fix the wheel hub is generally driven by a gear combination or an electric push rod and transmission structure combination, and has a relatively complex structure and is not easy to process in the early stage. Summary of the invention

[0004] The utility model aims to provide a fixing fixture with an extended claw head for a tire dismantling machine for automobiles, so as to solve the problems in the background technology that the fixing fixture has large limitations in use, a small scope of application, a complex structure and is not easy to process in the early stage.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an extended fixing fixture of a claw head of a car tire dismantling machine, comprising a base, a control button is installed on the surface of the base, a fixing plate is fixed above the base through a support column, an adjustment mechanism is arranged on the surface of the fixing plate, the adjustment mechanism is composed of an adjustment bracket and a clamping assembly, a driving mechanism is arranged between the base and the fixing plate, and the interior of the driving mechanism includes a driving component and a servo motor.

[0006] Preferably, four groups of clamping assemblies are arranged on the surface of the fixed plate along the circumferential direction, and an adjusting bracket is fixed to the bottom of the clamping assembly.

[0007] Preferably, the interior of the clamping assembly includes a clamping seat, a mounting hole, an arc-shaped groove and an anti-sliding block, the clamping seat is fixed on the surface of the adjusting bracket, and mounting holes are opened on both sides of the adjusting bracket.

[0008] Preferably, an arc-shaped groove is provided on one side of the surface of the clamping seat, and an anti-sliding block is welded to one end of the clamping seat.

[0009] Preferably, a driving component is provided between the base and the fixed disk, a servo motor is mounted on the surface of the base, an input end of the servo motor is electrically connected to an output end of the control button, and a rotating shaft is fixed to the output end of the servo motor via a coupling.

[0010] Preferably, the interior of the driving component includes a turntable, a connecting column, a guide groove, a sliding clamp and an arc-shaped through groove. A turntable is arranged between the base and the fixed plate. The central axis of the turntable coincides with the central axis of the fixed plate. The turntable is rotatably connected to the fixed plate, and the center position of the bottom of the turntable is fixedly connected to one end of the rotating shaft.

[0011] Preferably, a guide groove is provided on the surface of the fixed plate along the circumferential direction, a sliding clamp is provided inside the guide groove, the sliding clamp and the guide groove are slidably matched with each other, and the surface of the sliding clamp is fixedly connected to the surface of the clamping seat by screws.

[0012] Preferably, four groups of arc-shaped through grooves are opened on the surface of the turntable along the circumferential direction, and connecting columns are slidably arranged inside the arc-shaped through grooves, and one end of the connecting column is fixedly connected to the surface of the sliding clamp.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the lengthened fixing fixture of the automobile tire dismantling machine with the claw head not only improves the flexibility of the fixing fixture when in use and expands the scope of application, but also has a simple structure and is easy to process;

[0014] By providing an adjustment mechanism, the clamping seat and the sliding clamp can be fixed through the mounting holes and screws, and then the wheel hub is placed above the fixing plate, so that the wheel hub is placed on the surface of the clamping seat, so that the wheel hub is located inside the arc-shaped groove, and then the arc-shaped groove is driven inward by the driving mechanism, so that the arc-shaped groove plays a role of supporting the inner ring of the inner rib of the tire. If a special wheel hub is encountered, the wheel hub can be placed outside the clamping assembly, and under the action of the clamping assembly, it plays a role of hooking, so that the fixing clamp can fix tires of different sizes, thereby improving the flexibility of the fixing clamp when used and expanding the scope of application;

[0015] By providing a driving mechanism, when fixing the wheel hub, the control button can be operated to control the servo motor to work, and the turntable is driven to rotate under the action of the servo motor, and the four arc-shaped through grooves are driven to rotate synchronously, so that the arc-shaped through groove drives the connecting column to move along the arc-shaped through groove, drives the sliding clamp to slide along the guide groove, and drives the four groups of clamping seats to move inward at the same time to fix the wheel hub, so as to realize the function of simple driving of the fixing clamp, and the structure is simple and easy to process. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional appearance structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model when viewed from above;

[0018] Figure 3 It is a schematic diagram of the enlarged structure of the main cross-section of the utility model;

[0019] Figure 4 It is an enlarged structural schematic diagram of the clamping assembly of the utility model;

[0020] Figure 5 It is a schematic diagram of the top view structure of the existing fixture;

[0021] Figure 6 It is a schematic diagram of the top view structure of the utility model;

[0022] Figure 7 It is a three-dimensional enlarged structural schematic diagram of the adjustment mechanism of the utility model.

[0023] In the figure: 1. base; 101. fixing plate; 102. control button; 2. adjustment mechanism; 201. adjustment bracket; 202. clamping assembly; 2021. clamping seat; 2022. mounting hole; 2023. arc-shaped groove; 2024. anti-sliding block; 3. driving mechanism; 301. driving component; 3011. turntable; 3012. connecting column; 3013. guide slide groove; 3014. sliding fixture; 3015. arc-shaped through groove; 302. servo motor. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. In addition, the terms "first", "second", "third", "upper, lower, left, right", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. At the same time, in the description of the present invention, unless otherwise clearly specified and limited, the terms "connected" and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium. Based on the embodiments in the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0025] The utility model provides a structure of a lengthened fixing fixture of a clamping claw head of a tire dismantling machine for automobiles. Figure 1 As shown, it includes a base 1, a control button 102 is installed on the surface of the base 1, and the model of the control button 102 can be selected from the LA series. A fixing plate 101 is fixed on the top of the base 1 through a supporting column.

[0026] Furthermore, if Figure 3 , Figure 4 , Figure 6 and Figure 7 As shown, an adjustment mechanism 2 is provided on the surface of the fixed disk 101, and the adjustment mechanism 2 is composed of an adjustment bracket 201 and a clamping assembly 202. Four groups of clamping assemblies 202 are circumferentially provided on the surface of the fixed disk 101, and the adjustment bracket 201 is fixed to the bottom of the clamping assembly 202. The interior of the clamping assembly 202 includes a clamping seat 2021, a mounting hole 2022, an arc-shaped groove 2023 and an anti-sliding block 2024. The clamping seat 2021 is fixed on the surface of the adjustment bracket 201, and mounting holes 2022 are provided on both sides of the adjustment bracket 201. An arc-shaped groove 2023 is provided on one side of the surface of the clamping seat 2021, and an anti-sliding block 2024 is welded to one end of the clamping seat 2021.

[0027] Furthermore, if Figure 2 , Figure 3 and Figure 5 As shown, a driving mechanism 3 is arranged between the base 1 and the fixed disk 101, and the interior of the driving mechanism 3 includes a driving component 301 and a servo motor 302. The driving component 301 is arranged between the base 1 and the fixed disk 101, and the servo motor 302 is installed on the surface of the base 1. The model of the servo motor 302 can be selected from the SZ series. The input end of the servo motor 302 is electrically connected to the output end of the control button 102, and the output end of the servo motor 302 is fixed with a rotating shaft through a coupling. The interior of the driving component 301 includes a turntable 3011, a connecting column 3012, a guide slide groove 3013, a sliding clamp 3014 and an arc-shaped through groove 3015. The turntable 3011 is arranged between the base 1 and the fixed disk 101, and the central axis of the turntable 3011 is connected to the fixed disk The central axis of 101 coincides, the turntable 3011 is rotatably connected with the fixed disk 101, the center position of the bottom of the turntable 3011 is fixedly connected to one end of the rotating shaft, the surface of the fixed disk 101 is provided with a guide groove 3013 along the circumferential direction, and a sliding clamp 3014 is arranged inside the guide groove 3013. The sliding clamp 3014 is an existing clamp structure, and the sliding clamp 3014 and the guide groove 3013 slide with each other. The surface of the sliding clamp 3014 is fixedly connected to the surface of the clamping seat 2021 by screws, and four groups of arc-shaped through grooves 3015 are opened on the surface of the turntable 3011 along the circumferential direction, and a connecting column 3012 is slidably arranged inside the arc-shaped through groove 3015, and one end of the connecting column 3012 is fixedly connected to the surface of the sliding clamp 3014.

[0028] When in use, the clamping seat 2021 can be fixed to the sliding clamp 3014 through the mounting hole 202 and the screw, and then the wheel hub is placed on the top of the fixed plate 101, so that the wheel hub is placed on the surface of the clamping seat 2021, and the wheel hub is located on the inner side of the arc-shaped groove 2023. Then, the arc-shaped groove 2023 is driven inward by the driving mechanism 3, so that the arc-shaped groove 2023 plays a supporting role on the inner ring of the inner rib of the tire. If a special wheel hub is encountered, the wheel hub can be placed on the outside of the clamping assembly 202, and it acts as a hook under the action of the clamping assembly 202, so that the fixing clamp can fix tires of different sizes.

[0029] During use, when fixing the wheel hub, the control button 102 can be operated to control the servo motor 302 to work, and the turntable 3011 is driven to rotate under the action of the servo motor 302, and the four arc-shaped slots 3015 are driven to rotate synchronously, so that the arc-shaped slots 3015 drive the connecting column 3012 to move along the arc-shaped slots 3015, drive the sliding clamp 3014 to slide along the guide slot 3013, and drive the four groups of clamping seats 2021 to move inward at the same time to fix the wheel hub, so as to realize the function of simple driving of the fixing clamp.

[0030] Working principle: When in use, first fix the clamping seat 2021 and the sliding clamp 3014 through the mounting hole 202 and the screw, then put the wheel hub on top of the fixed plate 101, so that the wheel hub is placed on the surface of the clamping seat 2021, so that the wheel hub is located on the inner side of the arc-shaped groove 2023, and then drive the arc-shaped groove 2023 to move inward through the driving mechanism 3, so that the arc-shaped groove 2023 plays a supporting role on the inner ring of the inner rib of the tire. If a special wheel hub is encountered, the wheel hub can be placed on the outside of the clamping assembly 202, and it plays a hook role under the action of the clamping assembly 202, so that the fixing clamp can fix tires of different sizes, thereby improving the flexibility of the fixing clamp when in use and expanding the scope of application.

[0031] When fixing the wheel hub, the control button 102 can be operated to control the servo motor 302 to work. Under the action of the servo motor 302, the turntable 3011 is driven to rotate, and the four arc-shaped slots 3015 are driven to rotate synchronously, so that the arc-shaped slots 3015 drive the connecting column 3012 to move along the arc-shaped slots 3015, drive the sliding clamp 3014 to slide along the guide slot 3013, and drive the four groups of clamping seats 2021 to move inward at the same time to fix the wheel hub, so as to realize the simple driving function of the fixing clamp. The structure is simple and easy to process, and finally the use of the fixing clamp is completed.

[0032] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A clamp for extending the jaw head of a tire dismantling machine for automobiles, comprising a base (1), characterized in that: A control button (102) is mounted on the surface of the base (1); a fixed disk (101) is fixed above the base (1) via a support column; an adjustment mechanism (2) is arranged on the surface of the fixed disk (101); the adjustment mechanism (2) is composed of an adjustment bracket (201) and a clamping assembly (202); a driving mechanism (3) is arranged between the base (1) and the fixed disk (101); the driving mechanism (3) includes a driving component (301) and a servo motor (302) inside.

2. The automobile tire changer and assembler clamp with extended jaw head according to claim 1, characterized in that: Four groups of clamping assemblies (202) are arranged on the surface of the fixed disk (101) along the circumferential direction, and an adjustment bracket (201) is fixed to the bottom of the clamping assembly (202).

3. The automobile tire changer and tyre dismantler clamp with an extended jaw head according to claim 2, characterized in that: The interior of the clamping assembly (202) comprises a clamping seat (2021), a mounting hole (2022), an arc-shaped groove (2023) and an anti-sliding block (2024); the clamping seat (2021) is fixed to the surface of the adjustment bracket (201); and mounting holes (2022) are provided on both sides of the adjustment bracket (201).

4. The automobile tire changer and tyre dismantler clamp with a lengthened jaw head according to claim 3, characterized in that: An arc-shaped groove (2023) is provided on one side of the surface of the clamping seat (2021), and an anti-sliding block (2024) is welded to one end of the clamping seat (2021).

5. The automobile tire changer and tyre dismantler clamp with an extended jaw head according to claim 1, characterized in that: A driving component (301) is provided between the base (1) and the fixed disk (101); a servo motor (302) is mounted on the surface of the base (1); an input end of the servo motor (302) is electrically connected to an output end of the control button (102); and a rotating shaft is fixed to the output end of the servo motor (302) via a coupling.

6. The automobile tire changer and tyre dismantler clamp with an extended jaw head according to claim 5, characterized in that: The driving component (301) comprises a rotating disk (3011), a connecting column (3012), a guide slot (3013), a sliding fixture (3014) and an arc-shaped through slot (3015); a rotating disk (3011) is arranged between the base (1) and the fixed disk (101); the central axis of the rotating disk (3011) coincides with the central axis of the fixed disk (101); the rotating disk (3011) is rotatably connected to the fixed disk (101); and the center position of the bottom of the rotating disk (3011) is fixedly connected to one end of a rotating shaft.

7. The automobile tire changer and tyre dismantler clamp with a lengthened jaw head according to claim 6, characterized in that: A guide groove (3013) is provided on the surface of the fixed disk (101) along the circumferential direction, a sliding clamp (3014) is provided inside the guide groove (3013), the sliding clamp (3014) and the guide groove (3013) are slidably matched with each other, and the surface of the sliding clamp (3014) and the surface of the clamping seat (2021) are fixedly connected by screws.

8. The automobile tire changer and tyre changer according to claim 7, characterized in that: The surface of the rotating disk (3011) is provided with four groups of arc-shaped through grooves (3015) along the circumferential direction, and a connecting column (3012) is slidably arranged inside the arc-shaped through grooves (3015), and one end of the connecting column (3012) is fixedly connected to the surface of the sliding clamp (3014).

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