CN219485584U - Screw assembly and disassembly tools - Google Patents

Abstract

The utility model discloses a screw dismounting tool, which comprises a wheel disc, wherein a first planetary gear is rotatably arranged in the wheel disc, a second planetary gear is integrally formed in front of the first planetary gear, the inner ring diameter of the second planetary gear is larger than that of the first planetary gear, a plurality of second transmission gears are connected in a meshed manner in the second planetary gear, an air rod is fixedly arranged on the second transmission gears, a conventional tool similar to a hand drill is adopted to drive the planetary gears to rotate, a plurality of screw sleeves matched with the positions of hubs are driven to rotate through rotation of the planetary gears, a plurality of screw sleeves can be simultaneously driven to rotate in a single rotation, and a plurality of screws can be simultaneously dismounted in a single time when the screw sleeves are aligned with the screws, so that the hubs can be conveniently and quickly replaced.

Description

Screw assembly and disassembly tools

Technical Field

The utility model relates to the technical field of automobile maintenance, in particular to a screw dismounting tool.

Background

The main effect of the hub screw is to fix the hub, two common fixing modes are adopted, one is to set the screw on the wheel shaft, the other is to set the nut on the wheel shaft, and the common wheel hub is fixed by only one screw, different from the wheel fixing mode of racing vehicles.

Because the fixing screws are more, more time is consumed for disassembling the screws in the later maintenance of the wheels, particularly in special cases, such as when tire damage occurs on a highway and tire replacement is needed, the vehicle needs to be quickly driven off the site, and the conventional screw disassembling tool also needs to be disassembled one by one, so that the tire replacement speed can be seriously influenced.

Disclosure of Invention

The utility model aims to provide an automobile wheel screw on-vehicle dismounting tool, which aims to solve the problem that the conventional tool is used for sliding the wheel screw slowly in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a screw assembly and disassembly tools, includes the rim plate, the rotary first planetary gear of installing of rim plate, the place ahead integrated into one piece of first planetary gear has the second planetary gear, the inner ring diameter of second planetary gear is greater than the inner ring diameter of first planetary gear, the inside meshing of second planetary gear is connected with a plurality of second drive gears, fixed mounting has the gas pole on the second drive gear, the place ahead magnetism of gas pole is connected with the screw cover, the rear of rim plate is provided with the driving machine, the output of driving machine is provided with first drive gear and first planetary gear meshing connection, adopts conventional similar and hand drill's instrument, drives planetary gear rotation, and the rotation of rethread planetary gear drives a plurality of screw covers rotation with wheel hub position adaptation simultaneously, and the screw cover can dismantle many screws simultaneously in single time with the screw alignment, makes things convenient for quick replacement wheel hub.

Preferably, the wheel disc wraps the first planetary gear, the second planetary gear and the second transmission gear, a filling area is arranged in the wheel disc to fill a vacant area between the second planetary gear and the second transmission gear, and a plurality of planetary gears for transmission, the second planetary gear and the second transmission gear are tightly wrapped in the wheel disc, so that stability of the device is ensured.

Preferably, the filling area is internally provided with a containing groove for accommodating the second transmission gear, the front of the containing groove is fixedly provided with a bearing which is sleeved on the air rod, so that the second transmission gear can rotate stably, the air rod in front drives the screw sleeve to rotate, screws are detached, meanwhile, the air rod also facilitates the position self-adjustment of each screw sleeve, and each screw sleeve can be guaranteed to be aligned with a hub screw.

Preferably, the tail of the screw sleeve is provided with a round groove, a magnet is arranged in the round groove, the end part of the air rod is inserted into the round groove to be connected with the magnet, and the screw sleeve corresponding to the hub screw is conveniently selected to be connected with the air rod for installation.

Preferably, the diameters of the outer rings of the first planetary gear and the second planetary gear are the same, a plurality of guide rollers are arranged in the wheel disc and are rotationally connected with the first planetary gear and the second planetary gear, so that the first planetary gear and the second planetary gear can be more stable and smooth when rotating, the second transmission gear can be driven to rotate more stably, and the screw sleeve can be driven to rotate.

Preferably, the upper end and the lower end on the back of the wheel disc are both provided with fixed blocks, and the driving machine is provided with clamping grooves for accommodating the fixed blocks, so that the wheel disc is prevented from following to rotate together when the first transmission gear is used for driving the planetary gears, and the second transmission gear is prevented from stopping rotating.

Preferably, a plurality of positioning holes are vertically arranged on the filling area, and an inserting shaft is arranged at the front end of the first transmission gear and inserted into the positioning holes, so that the first transmission gear can be more stably abutted with the first planetary gear to stably drive the first planetary gear to rotate.

Compared with the prior art, the device has the beneficial effects that by adopting the device, a conventional tool similar to a hand drill can be adopted to drive the planetary gear to rotate, and then the planetary gear is rotated to drive a plurality of screw sleeves matched with the positions of the hubs to rotate, so that a plurality of screw sleeves can be simultaneously driven to rotate in a single rotation, and when the screw sleeves are aligned with the screws, a plurality of screws can be simultaneously dismounted in a single time, so that the hub screw can be dismounted and mounted quickly, and the hubs can be replaced conveniently and quickly.

Drawings

FIG. 1 is a schematic diagram showing the overall appearance of the present utility model;

FIG. 2 is a schematic diagram of the front structure of the present utility model;

FIG. 3 is a schematic view of the internal structure of the back of the wheel disc according to the present utility model;

FIG. 4 is a schematic view of a gear assembly according to the present utility model;

fig. 5 is a schematic view of a screw sleeve mounting structure according to the present utility model.

In the figure: 1. a wheel disc; 2. a screw sleeve; 3. an air bar; 4. a first transmission gear; 5. a fixed block; 6. a driving machine; 7. a first planetary gear; 8. positioning holes; 9. a guide roller; 10. a second planetary gear; 11. a second transmission gear; 12. a bearing; 13. and a containing groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 5, the present utility model provides a technical solution for a screw assembling and disassembling tool: referring to fig. 1 to 5, the screw dismounting tool comprises a wheel disc 1, an annular space is formed in the wheel disc 1, a first planetary gear 7 is arranged in the annular space, a second planetary gear 10 is integrally formed in front of the first planetary gear 7, the inner ring diameter of the second planetary gear 10 is larger than the inner ring diameter of the first planetary gear 7, the outer ring diameters of the first planetary gear 7 and the second planetary gear 10 are the same, a plurality of guide rollers 9 are arranged in the wheel disc 1 and are in rotary connection with the first planetary gear 7, a plurality of second transmission gears 11 are meshed with the inner side of the second planetary gear 10 and are connected with the inner side of the second planetary gear 10, the second planetary gear 10 and the second transmission gears 11 are all positioned in the wheel disc 1, a filling area for filling the empty space between the second transmission gears 11 is formed in the wheel disc 1, a containing groove 13 is formed between the filling area for containing the second transmission gears 11, the front end of the second transmission gears 11 is connected with a gas rod 3, the gas rod 3 can be contracted inwards when the gas rod 3 is subjected to pressure, the end of the gas rod 3 is magnetically connected with a screw sleeve 2, the tail end of the screw sleeve 2 is provided with a circular groove which is concaved inwards, the gas rod 3 is inserted into the circular groove, the front contact groove 13 is provided with a front boss 12, the front end 12 of the contact groove 12 is fixedly connected with a first shaft 6 and fixedly arranged in the wheel disc 6, the front end is fixedly connected with a first inner shaft 6 is fixedly arranged in the wheel disc 6, the front end is fixedly arranged in the wheel disc is fixedly connected with a positioning groove 6, and is fixedly arranged in the front end of the wheel disc is fixedly connected with a first carrier wheel disc 6, and is fixedly arranged in the front end is fixedly arranged in the wheel disc 6, and is fixedly arranged in front is fixedly arranged in the front is fixedly, and is fixedly connected with a front end 6, and is fixedly arranged in the front is fixedly, and is fixedly arranged.

Working principle: the structure of the driver 6 is similar to that of the existing hand-held punching machinery such as a hand drill and the like, excessive statements are not made here, a first transmission gear 4 arranged at the output end of the driver can drive a first planetary gear 7 and a second planetary gear 10 to rotate, and a plurality of second transmission gears 11 can be driven to rotate along the axial direction of the driver when the second planetary gear 10 rotates under the condition of rotation, so that a front air rod 3 and a screw sleeve 2 are driven to rotate, the effect of disassembling screws is achieved, in actual use, the driver 6 is connected with a wheel disc 1, the first transmission gear 4 is guaranteed to be meshed with the first planetary gear 7, meanwhile, an inserting shaft at the front end of the first transmission gear 4 is aligned with a positioning hole 8 and is inserted, then the driver 6 is held by a right hand, the wheel disc 1 is held by the left hand, a plurality of screw sleeves 2 at the end are aligned with all screws on a wheel hub and sleeved, the driver 6 drives a plurality of screw sleeves 2 to rotate synchronously through the interaction of the first transmission gear 4, the first planetary gear 7, the second planetary gear 10 and the second transmission gear 11, and the screw sleeves 2 are disassembled, and the screws are connected with the screws under the condition of stable condition when the screw sleeves 2 are not in use, and the screw sleeve 2 is guaranteed to be stably connected under the condition of the wheel hub; in addition, it is noted that the size of the wheel disc 1 is not limited, and the positions of the wheel hub fixing screws may be different, so that the required sizes of the wheel disc 1 are different, the wheel disc 1 with a predetermined size is selected according to the positions of the wheel hub fixing screws, so that the air rod 3 can be docked with the wheel hub screws in a targeted manner, and the positions of the first transmission gear 4 inserted into the circular groove are also different due to the change of the sizes of the wheel disc 1, and the positioning holes 8 in fig. 3 indicate the adapted driving machine 6, so that the first transmission gear 4 is convenient to be connected with the first planetary gear 7 in a meshed manner.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. Furthermore, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

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

Claims (7)

1. The utility model provides a screw assembly and disassembly tools, includes rim plate (1), its characterized in that: the novel planetary gear is characterized in that a first planetary gear (7) is rotatably mounted on the wheel disc (1), a second planetary gear (10) is integrally formed in front of the first planetary gear (7), the inner ring diameter of the second planetary gear (10) is larger than that of the first planetary gear (7), a plurality of second transmission gears (11) are connected with the second planetary gear (10) in a meshed mode, an air rod (3) is fixedly mounted on the second transmission gears (11), a screw sleeve (2) is magnetically connected to the front of the air rod (3), a driving machine (6) is arranged behind the wheel disc (1), and the output end of the driving machine (6) is provided with a first transmission gear (4) in meshed connection with the first planetary gear (7).

2. A screw assembly and disassembly tool according to claim 1, wherein: the wheel disc (1) wraps the first planetary gears (7), the second planetary gears (10) and the second transmission gears (11), and a filling area is arranged in the wheel disc (1) to fill a vacant area between the second planetary gears (10) and the second transmission gears (11).

3. A screw assembly and disassembly tool according to claim 2, wherein: a containing groove (13) is formed in the filling area for containing the second transmission gear (11), and a bearing (12) is fixedly arranged in front of the containing groove (13) and sleeved on the air rod (3).

4. A screw assembly and disassembly tool according to claim 2, wherein: the tail part of the screw sleeve (2) is provided with a round groove, a magnet is arranged in the round groove, and the end part of the air rod (3) is inserted into the round groove to be connected with the magnet.

5. A screw assembly and disassembly tool according to claim 1, wherein: the diameter of the outer ring of the first planetary gear (7) is the same as that of the outer ring of the second planetary gear (10), and a plurality of guide rollers (9) are arranged in the wheel disc (1) and are in rotary connection with the first planetary gear (7) and the second planetary gear (10).

6. A screw assembly and disassembly tool according to claim 1, wherein: the upper end and the lower end of the back of the wheel disc (1) are both provided with fixed blocks (5), and the driving machine (6) is provided with clamping grooves for accommodating the fixed blocks (5).

7. A screw assembly and disassembly tool according to claim 2, wherein: a plurality of positioning holes (8) are vertically arranged in the filling area, and an inserting shaft is arranged at the front end of the first transmission gear (4) and inserted into the positioning holes (8).