CN215588994U - Gyro inertia screwdriver - Google Patents

Abstract

The utility model discloses a gyroscope inertia screwdriver which sequentially comprises a screwdriver head, a connector, a rotating handle and a fixed handle from bottom to top, wherein the rod column section of the screwdriver head is a prism and is in splined connection with the connector, the connector is detachably connected with the rotating handle, and the rotating handle is in single-degree-of-freedom rotating connection with the fixed handle. According to the gyro inertia screwdriver disclosed by the utility model, the speed and the moment for screwing the screw by the screwdriver are improved by adding the inertia gyro handle with the inertia moment, the larger inertia moment can be applied to the screw, the tiny screw is ensured to be quickly fastened in place, the screw sliding tooth failure is avoided, the assembly is quick, the efficiency is high, the whole screwdriver is simple in structure, the cost is low, and the popularization and the use are convenient.

Description

Gyro inertia screwdriver

Technical Field

The utility model relates to the technical field of part assembly, in particular to a gyroscope inertia screwdriver.

Background

In the mechanical assembly process, some special screw assembly positions are often encountered, the assembly requirements cannot be met by using a conventional screwdriver, for example, corresponding torque cannot be achieved or the rotating speed is not enough, and when some tiny screws are assembled, the operation is unchanged, time is consumed, and the efficiency is low.

Therefore, in order to solve the above problems, a gyroscope inertia screwdriver is needed, which can apply a large inertia moment to a screw, ensure that a small screw is quickly fastened in place, prevent the screw from sliding out and losing efficacy, and has the advantages of quick assembly, high efficiency, simple structure, low cost and convenient popularization and use.

SUMMERY OF THE UTILITY MODEL

In view of the above, the utility model aims to overcome the defects in the prior art, and provides a gyroscope inertia screwdriver, which can apply a larger inertia moment to a screw, ensure that a tiny screw is quickly fastened in place, cannot cause screw thread slipping failure, is quick to assemble and high in efficiency, and has the advantages of simple structure, low cost and convenience in popularization and use.

The gyro inertia screwdriver comprises a screwdriver head, a connector, a rotating handle and a fixed handle in sequence from bottom to top, wherein the rod column section of the screwdriver head is prism and is in splined connection with the connector, the connector is detachably connected with the rotating handle, the rotating handle is in single-degree-of-freedom rotating connection with the fixed handle, when a screw is screwed/loosened, the screwdriver head and the screw are aligned and matched, and the rotating handle is rotated to realize the operation of screwing or loosening the screw.

Further, twist grip includes the inertial gyro handle of back taper and the cover post of fixed connection in inertial gyro handle upper end, and the setting of cup jointing the post is mainly for the convenient axial spacing connection of twist grip and twist grip.

Furthermore, the fixed handle is a hollow cylindrical sleeve which is sleeved on the outer surface of the sleeving column, the fixed handle is in axial limiting connection with the sleeving column, the fixed handle is held immovably when a screw is screwed, and the screwdriver bit below the fixed handle can be driven to rotate by stirring the rotating handle.

Further, the connector with set up in most advanced screw hole detachable threaded connection under the twist grip, the screwdriver head of different models can be satisfied in the below installation to such setting, satisfies more user demands.

Further, the connector is provided with the connecting sleeve who forms the spline connection with screwdriver head, be provided with on connecting sleeve's the inner wall and be used for being connected with screwdriver head spacing elasticity card post, when quick dress card screwdriver head, aim at screwdriver head at the connecting sleeve and insert into elasticity card post and can block screwdriver head and avoid screwdriver head to drop, when changing screwdriver head, need apply the resistance of an outside power of extracting in order to overcome elasticity card post to screwdriver head and extract can.

Furthermore, a clamping groove matched with the elastic clamping column is formed on the cylindrical surface of the screwdriver head rod column, so that the mounting direction of the screwdriver head does not need to be distinguished, and the screwdriver head is convenient to insert quickly.

Furthermore, the inner hole of the connecting sleeve is a regular hexagon hole, the stability of the regular hexagon is good, and the strength of the screwdriver head is better guaranteed.

Furthermore, the screwdriver bit pole is a regular hexagon prism and is matched with the connecting sleeve, so that the screwdriver bit pole is convenient to assemble.

The utility model has the beneficial effects that: according to the gyro inertia screwdriver disclosed by the utility model, the speed and the moment for screwing the screw by the screwdriver are improved by adding the inertia gyro handle with the inertia moment, the larger inertia moment can be applied to the screw, the tiny screw is ensured to be quickly fastened in place, the screw sliding tooth failure is avoided, the assembly is quick, the efficiency is high, the whole screwdriver is simple in structure, the cost is low, and the popularization and the use are convenient.

Drawings

The utility model is further described below with reference to the following figures and examples:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;

fig. 4 is a schematic cross-sectional view at I-I in fig. 2.

Detailed Description

FIG. 1 is a schematic structural view of the present invention, and FIG. 2 is a schematic cross-sectional structural view of FIG. 1; FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2; fig. 4 is a schematic cross-sectional structure view of the position I-I in fig. 2, as shown in the figure, the gyro inertia screwdriver in the embodiment sequentially includes a screwdriver bit 1, a connector 2, a rotary handle 3 and a fixed handle 4 from bottom to top, a rod column section of the screwdriver bit 1 is in spline connection with the connector 2, the connector 2 is detachably connected with the rotary handle 3, the rotary handle 3 is rotatably connected with the fixed handle 4 with a single degree of freedom, when the screw is tightened/loosened, the screwdriver bit 1 and the screw are aligned and matched, the operation of screwing or loosening the screw can be realized by rotating the rotary handle 3, and the rotary handle 3 has a large inertia moment, so that the operation is labor-saving and rapid in the whole process of screwing the screw.

In this embodiment, twist grip 3 includes the inertial gyro handle 3a of back taper and fixed connection in the cover post 3b of inertial gyro handle 3a upper end, and the setting of cup jointing post 3b is mainly for the convenient axial spacing of twist grip 4 and twist grip 3 is connected.

In this embodiment, the fixed handle 4 is a hollow cylindrical sleeve, and is sleeved on the outer surface of the sleeve column 3b, and the fixed handle 4 is axially limited and connected with the sleeve column 3b, so that when a screw is screwed, the fixed handle 4 is held immovably, and the screwdriver bit 1 below can be driven to rotate by stirring the rotating handle 3.

In this embodiment, the connector 2 and the screw hole detachable threaded connection who sets up most advanced under the twist grip 3, such setting can satisfy the screwdriver head 1 of different models of below installation, satisfies more user demands.

In this embodiment, connector 2 is provided with the connecting sleeve 2a that forms splined connection with screwdriver bit 1, be provided with on the inner wall of connecting sleeve 2a and be used for being connected with screwdriver bit 1 spacing elasticity card post 2b, when quick dress card screwdriver bit 1, aim at screwdriver bit 1 and insert into elasticity card post 2b and can block screwdriver bit 1 and avoid screwdriver bit 1 to drop with connecting sleeve 2a, when changing screwdriver bit 1, need apply the power of an outside extraction with the resistance of overcoming elasticity card post 2b to screwdriver bit 1 and extract can.

In this embodiment, the cylindrical surface of the post of the screwdriver bit 1 is formed with a slot 1a corresponding to the elastic clamping post 2b, so that the loading direction of the screwdriver bit 1 does not need to be distinguished, and the screwdriver bit is convenient to insert quickly.

In this embodiment, connecting sleeve 2a hole is regular hexagon hole, and regular hexagon stability is good, guarantees screwdriver bit 1's intensity better.

In this embodiment, 1 post of screwdriver head is regular hexagon prism, and is convenient for assemble with connecting sleeve 2a phase-match.

According to the gyro inertia screwdriver disclosed by the utility model, the speed and the moment for the screwdriver to screw the screw are improved by adding the inertia gyro handle 3a with the inertia moment, the larger inertia moment can be applied to the screw, the tiny screw is ensured to be quickly fastened in place, the screw sliding tooth failure cannot be caused, the assembly is quick, the efficiency is high, the whole screwdriver is simple in structure, the cost is low, and the popularization and the use are convenient.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims (8)

1. A top inertia screwdriver is characterized in that: from the bottom up includes screwdrivers blade, connector, twist grip and fixed handle in proper order, screwdrivers blade's pole post section forms splined connection between prism and the connector, the connector can be dismantled with twist grip and be connected, single degree of freedom rotates between twist grip and the fixed handle to be connected.

2. The gyroscopic inertial screwdriver of claim 1, wherein: the rotating handle comprises an inverted cone-shaped inertial gyroscope handle and a sleeving connection column fixedly connected to the upper end of the inertial gyroscope handle.

3. The gyroscopic inertial screwdriver of claim 2, wherein: the fixed handle is a hollow cylindrical sleeve and is sleeved on the outer surface of the sleeving column, and the fixed handle is in axial limiting connection with the sleeving column.

4. The gyroscopic inertial screwdriver of claim 2, wherein: the connector is detachably in threaded connection with a threaded hole formed in the lower tip of the rotary handle.

5. The gyroscopic inertial screwdriver of claim 4, wherein: the connector is provided with the connecting sleeve who forms the spline connection with the screwdriver head, be provided with on the inner wall of connecting sleeve and be used for spacing elasticity card post when being connected with the screwdriver head.

6. The gyroscopic inertial screwdriver of claim 5, wherein: and a clamping groove matched with the elastic clamping column is formed on the cylindrical surface of the screwdriver head rod column.

7. The gyroscopic inertial screwdriver of claim 6, wherein: the inner hole of the connecting sleeve is a regular hexagonal hole.

8. The gyroscopic inertial screwdriver of claim 7, wherein: the screwdriver bit pole is a regular hexagon prism.

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