TWI742746B - Adapter for assembly tools - Google Patents

Abstract

Disclosed is an adapter suitable to detachably assemble a workpiece to an assembly tool. The adapter includes a socket, a swing member, a pivot member and an elastic member. The socket is configured to detachably be connected to one of the workpiece and the assembly tool, and the swing member is configured to detachably be connected to the other one of the workpiece and the assembly tool. The swing member is disposed in part to a first accommodation space in the socket, and is pivotable with respect to the socket through the pivot member. The elastic member is disposed to the first accommodation space and includes two opposite ends configured to abut against a bottom surface of the first accommodation space and be connected to a connecting portion of the swing member respectively. When an external force is applied to the adapter and then, the swing member pivots with respect to the socket, the elastic member stores a restoring force. When the external force is removed, the restoring force makes the swing member return to its original position.

Description

Tool adapter

The invention relates to an adapter device, in particular to an adapter device capable of detachably installing a workpiece on a tool and having an automatic reset capability.

Ratchet wrenches are generally used with sleeve tools to disassemble and assemble workpieces or parts. Specifically, the wrench body of the ratchet wrench is usually pivoted with a ratchet wheel, and the center of the ratchet wheel is provided with a socket hole penetrating through it. A number of embedding aids are protrudingly provided on the inner periphery of the socket hole for embedding in several embedding grooves on the outer periphery of one end of the sleeve tool. The other end of the sleeve tool can be engaged with the workpiece or parts to be disassembled or to be installed.

In the process of disassembly and assembly operations, the position and orientation of the work piece or part to be disassembled or the position of the work piece or part to be installed may sometimes make the user feel uncomfortable when operating the ratchet wrench. Therefore, the industry has developed a sleeve tool that can be manually bent by the user. As shown in FIG. 1, the existing sleeve tool 10 includes a wrench connecting portion 11, a sleeve portion 12 and a pivot shaft 13. Part of the wrench connecting portion 11 will be inserted into the sleeve portion 12, and the pivot shaft 13 will penetrate the wrench connecting portion 11 of this part. Thereby, the wrench connecting portion 11 can pivot relative to the sleeve portion 12.

However, when the user wants to disassemble or install the next workpiece or part, most of the existing sleeve tools 10 cannot restore their original shape by themselves, that is, the wrench joint 11 will not automatically return to its original position, or the wrench joint The central axis of the part 11 will not automatically return to the central axis of the sleeve part 12, so the user must manually return the yaw spanner engagement part 11 to its original position. As a result, the efficiency of disassembly and assembly operations will slow down.

Therefore, the main purpose of the present invention is to provide an adapter device suitable for detachably installing a workpiece on a tool (or assembling tool) and having an automatic reset capability.

To achieve the above objective, an adapter device provided by an embodiment of the present invention is suitable for detachably mounting a workpiece on a tool, and the adapter device includes a socket, a swinging member, and a pivot A rotating piece and an elastic piece. The socket includes a first end, a second end opposite to the first end, and a first accommodating space. An opening of the first accommodating space is close to the second end of the socket. The first end of the connecting piece is used to detachably connect one of the workpiece and the tool. The swinging piece includes a first end, a second end opposite to the first end, a second accommodating space close to the first end of the swinging piece, and a connecting portion close to the first end of the swinging piece , The first end of the swing member is used to be inserted into the first accommodating space, the second accommodating space is located in the first accommodating space, and the second end of the swing member is used to be detachably connected The other of the workpiece and the tool. The pivoting member is disposed in the first accommodating space and inserted into the second accommodating space of the swinging member, so as to allow the swinging member to pivot relative to the socket member. The elastic member includes a first end and a second end opposite to the first end. The elastic member is used to be inserted into the first accommodating space, and the first end of the elastic member is used to abut against the socket An inner surface of the piece, and the second end of the elastic piece is used for connecting the connecting portion of the swing piece. When an external force causes the swing member to pivot relative to the socket member, the elastic member stores a restoring force; when the external force disappears, the restoring force restores the swing member to its original position.

In other embodiments, the connecting portion of the swing member is a protrusion extending from the first end of the swing member, and the second end of the elastic member is sleeved on the protrusion.

In other embodiments, the connecting portion of the oscillating member is a protrusion extending from the first end of the oscillating member, the protrusion includes a groove, and the second end of the elastic member is disposed In the groove.

In other embodiments, the above-mentioned protrusion extends along an axis of the socket.

In other embodiments, the connecting portion of the swing member is a groove recessed by one end surface of the first end of the swing member.

In other embodiments, the groove includes a strip-shaped area, the second end of the elastic member includes an extension section, the extension section is strip-shaped, and the shape of the extension section corresponds to the shape of the strip-shaped area, the extension section Used to put into the strip area. Or, in other embodiments, the groove includes two strip-shaped regions, and the two strip-shaped regions intersect, the second end of the elastic member includes two extension sections, and the two extension sections are strip-shaped and intersect. The shape of the extension section corresponds to the shape of the two intersecting strip-shaped regions, and the two extension sections are used to be inserted into the two strip-shaped regions.

In other embodiments, the aforementioned groove is recessed along an axis of the socket.

In other embodiments, the above-mentioned groove is an opening, and the second end of the elastic member includes an extension section extending along an axis of the socket member, and the extension section is used to be inserted into the opening.

In other embodiments, the tool is a wrench.

In this way, the adapter device provided by the present invention disposes an elastic part in the socket and connects the elastic part to the swinging part, so that the swinging part pivoting relative to the socket can be accumulated when the external force disappears. Driven by the restoring force of the elastic element, it automatically restores its original position.

In the following detailed description, many specific details are set forth in order to provide a thorough understanding of the present invention. However, those of ordinary skill in the art will understand that the present invention can be practiced without these specific details. In other cases, well-known methods, procedures and/or elements have not been described in detail so as not to obscure the present invention.

The adapter device provided by the present invention is suitable for detachably combining a workpiece with an assembly tool (hereinafter collectively referred to as a tool) such as a hand tool, a pneumatic tool, or an electric tool for assembly. The present invention does not limit the types of applicable tools and workpieces. However, for the convenience of description, the following will enumerate the tool as a hand tool as a ratchet wrench, the workpiece as a nut, and an adapter device used to assist the ratchet wrench to operate the nut as examples. To illustrate.

Referring to FIGS. 2 and 7, the adapter device 20 provided by an embodiment of the present invention includes a swing member 21, a socket member 22, a pivot member 23 and an elastic member 24. The oscillating member 21, the socket member 22, the pivoting member 23, and the elastic member 24 can be assembled along the axis P (for example, the central axis) of the socket member 22, for example. The details of these components and the way of assembling are described below.

The swing member 21 includes a first end 211 and a second end 212 opposite to the first end 211. The second end 212 of the swing member 21 is used for detachably connecting a hand tool, for example, a socket hole of a ratchet wrench. A second accommodating space 215 and a connecting portion 213 are provided near the first end 211 of the swing member 21. In detail, the outer surface 214 near the first end 211 of the swing member 21 is provided with a through hole, that is, the second accommodating space 215, for example, the through hole includes two opposite openings for the pivot member 23 to penetrate through.

The socket 22 includes a first end 223, a second end 224 opposite to the first end 223, and a first accommodating space H1. The first end 223 of the socket 22 is used to detachably connect the workpiece, for example, socketed on a nut. The first accommodating space H1 includes an opening close to the second end 224 of the socket 22. In detail, the first accommodating space H1 is, for example, a groove recessed from the end surface 2241 of the second end 224 of the socket 22 along the axis P of the socket 22. Therefore, the first end 211 of the swing member 21 and the elastic member 24 can be inserted into the first accommodation space H1 of the socket 22 from the opening on the end surface 2241 of the second end 224 of the socket 22, and the second accommodation The accommodating space 215 is also located in the first accommodating space H1. In addition, the socket member 22 is further provided with two opposite through holes 221 and 222 for the pivoting member 23 to pass through.

The elastic member 24 includes a first end 241 and a second end 242 opposite to the first end 241. The first end 241 of the elastic member 24 is used for abutting against an inner surface 225 of the first accommodating space H1. For example, the first end 241 of the elastic member 24 may be fastened to the bottom surface of the socket 22, or may not be fixed to the bottom surface of the socket 22, as shown in FIG. 7. The second end 242 of the elastic member 24 is used to connect the connecting portion 213 of the swing member 21. For example, the second end 242 of the elastic member 24 can be detachably or inseparably assembled to the connecting portion 213 of the swing member 21 through various assembly methods. Hereinafter, examples of assembling the second end 242 of the elastic member 24 to the connecting portion 213 of the swing member 21 are cited for description, but the present invention is not limited to these examples.

In an example, as shown in FIG. 3, the connecting portion 213A of the swing member 21A is a protrusion extending from the first end 211A of the swing member 21A. For example, the protrusion extends along the axis P of the socket 22. The second end 242A of the elastic member 24A is sleeved on the outer periphery of the protrusion.

Or, in another example, as shown in FIG. 4, the connecting portion 213B of the swing member 21B is a protrusion extending from the first end 211B of the swing member 21B. For example, the protrusion extends along the axis P of the socket 22. The protrusion includes a groove H2 for the second end 242B of the elastic member 24B to be inserted. The groove H2 of the protrusion may be recessed from the outer surface of the first end 211B of the swing member 21B along the axis P of the socket 22 toward the second end 212B of the swing member 21B, for example.

Or, in an example, as shown in FIG. 5, the connecting portion 213C of the rocking member 21C is a groove H3 recessed from one end surface of the first end 211C of the rocking member 21C for the second end of the elastic member 24C. End 242C is inserted. In detail, the groove H3 of the connecting portion 213C of the swing member 21C may be recessed toward the second end 212C of the swing member 21C along the axis P of the socket 22, for example. The groove H3 includes two intersecting strip-shaped regions H31 and H32. The second end 242C of the elastic member 24C includes two extension sections. And the shape of H32, so the two extension sections can be placed in the two strip-shaped regions H31 and H32. Alternatively, the above-mentioned groove H3 may also include only one strip-shaped area, and the second end 242C of the above-mentioned elastic member 24C may also only include one strip-shaped extension section, and the shape of the extension section corresponds to the shape of the strip-shaped area. Therefore, the extension section can be placed in the strip area.

Or, in an example, as shown in FIG. 6, the connecting portion 213D of the swing member 21D is a groove H4 recessed by one end surface of the first end 211D of the swing member 21D for the second end of the elastic member 24D. End 242D is inserted. In detail, the groove H4 of the connecting portion 213D of the swing member 21D may be, for example, an opening that is recessed toward the second end 212D of the swing member 21D along the axis P of the socket 22. The second end 242D of the elastic member 24D includes an extension section. The extension section may extend, for example, along the axis P of the socket 22 toward the swing member 21D, and the shape of the extension section may correspond to the shape of the groove H4. Therefore, the extension section can be placed in the groove H4.

On the other hand, according to an embodiment of the present invention, the second end 212 of the swing member 21 of the adapter device 20 can also be correspondingly designed according to the object to be docked. For example, as shown in FIGS. 8A and 8B, the second end 212E of the swing member 21E includes a groove H5, and the groove H5 is recessed along the axis P by the end surface 216 of the second end 212E of the swing member 21E. Can be inserted with one-hand tools. And the shape of the groove H5 can match the shape of the insertion part of the hand tool.

In summary, when assembling the adapter device 20, the second end 242 of the elastic member 24 can be assembled to the connecting portion 213 of the swing member 21, and the elastic member 24 and the first end 211 of the swing member 21 can be inserted into the sleeve. In the first accommodating space H1 of the connecting member 22, the first end 241 of the elastic member 24 can abut against the inner surface 225 of the socket 22. Then, the pivoting member 23 is inserted through one of the through holes 221 and 222 of the socket 22, and then inserted into the through hole of the socket 22 after passing through the second accommodating space 215 of the swinging member 21 The other of 221 and 222. Thereby, the swing member 21 can pivot relative to the socket member 22.

In use, the user can determine the degree of deflection of the swing member 21 relative to the socket member 22 according to the position and orientation of the nut to be disassembled. That is to say, the user can apply force on the wrench that is sleeved on the swing member 21 to change the relative position between the wrench and the nut sleeved by the sleeve member 22; at this time, the additional force will act on the adapter device 20, causing it to swing. The degree of deflection of the piece 21 relative to the socket piece 22 changes. When the swing member 21 pivots relative to the socket member 22, the elastic member 24 stores a restoring force. When the external force disappears, that is, when the user releases the wrench or the socket 22 is detached from the nut, the restoring force will cause the swing member 21 to automatically return to its original position. Thereby, since the user does not need to manually and laboriously pull the swing member 21 back to its original position, the efficiency of the disassembly and assembly operations can be accelerated.

Although the foregoing embodiments are all examples of the implementation of the oscillating element engaging tool and the socket engaging the workpiece, the present invention is not limited to this. In other embodiments of the present invention, as long as the structure of the swinging piece and the sleeve connecting the object is matched with the object, the swinging piece can also be used to connect the workpiece, and the socket can also be used to connect the tool.

10: Sleeve tool

11: Wrench connection part

12: Sleeve part

13: pivot axis

20: Adapter

21: Swing parts

21A: swing piece

21B: swing piece

21C: swing parts

21D: swing piece

21E: swing piece

211: first end

211A: first end

211B: first end

211C: first end

211D: first end

212: second end

212B: second end

212C: second end

212D: second end

212E: second end

213: Connection part

213A: Connection part

213B: Connecting part

213C: Connection part

213D: Connecting part

214: Outer surface

215: second housing space

22: Socket

221: Through hole

222: Through hole

223: first end

224: second end

2241: end face

225: inner surface

23: pivot

24: Elastic part

24A: Elastic part

24B: Elastic part

24C: Elastic part

24D: Elastic part

241: first end

242: second end

242A: second end

242B: second end

242C: second end

242D: second end

H1: The first housing space

H2: Groove

H3: Groove

H31: Strip area

H32: Strip area

H4: Groove

H5: Groove

P: axis

After studying the detailed description in conjunction with the following drawings, other aspects and advantages of the present invention will be discovered: Figure 1 is a schematic diagram of the appearance of an existing adapter device; Fig. 2 is an exploded schematic diagram of a switching device drawn according to an embodiment of the present invention; FIG. 3 is a schematic diagram of a swing member and an elastic member in an adapter device drawn according to an embodiment of the present invention; 4 is a schematic diagram of a swing member and an elastic member in an adapter device drawn according to another embodiment of the present invention; FIG. 5 is a schematic diagram of a swing member and an elastic member in an adapter device drawn according to still another embodiment of the present invention; FIG. 6 is a schematic diagram of a swing member and an elastic member in an adapter device drawn according to still another embodiment of the present invention; 7 is a schematic diagram of the pivoting state of the swing member relative to the socket member in the adapter device drawn according to an embodiment of the present invention, to show that when the external force disappears, the restoring force of the elastic member automatically restores the swing member to its original state Location; Fig. 8A is an exploded schematic diagram of a switching device drawn according to an embodiment of the present invention; and Fig. 8B is a schematic diagram of the pivoting state of the swing member relative to the socket member in the adapter device shown in Fig. 8A, which is used to show that when the external force disappears, the restoring force of the elastic member makes the swing member automatically return to its original position.

20: Adapter

21: Swing parts

211: first end

212: second end

213: Connection part

214: Outer surface

215: second housing space

22: Socket

221: Through hole

222: Through hole

223: first end

224: second end

2241: end face

23: pivot

24: Elastic part

241: first end

242: second end

H1: The first housing space

P: axis

Claims (10)

An adapter device suitable for detachably mounting a workpiece on a tool. The adapter device includes a socket, including a first end, a second end opposite to the first end, and a first end. An accommodating space, an opening of the first accommodating space is close to the second end of the socket, and the first end of the socket is used to detachably connect one of the workpiece and the tool; A swinging member includes a first end, a second end opposite to the first end, a second accommodating space close to the first end of the swinging member, and a second accommodating space close to the first end of the swinging member Connecting part, the first end of the swing member is used to be inserted into the first accommodating space, so that the second accommodating space is located in the first accommodating space, and the second end of the swing member is used to be separable Groundly connects the workpiece and the other of the tool; a pivoting member is disposed in the first accommodating space and inserted into the second accommodating space of the swinging member, so that the swinging member can be relative to the The socket member pivots; and an elastic member comprising a first end and a second end opposite to the first end, the elastic member is used to be placed in the first accommodating space, and the first of the elastic member The end is used to abut against an inner surface of the socket member, and the second end of the elastic member is used to be fixed to the connecting portion of the swing member; wherein, when an external force makes the swing member relative to the socket member When pivoting, the elastic member stores a restoring force; when the external force disappears, the restoring force restores the swing member to its original position. The adapter device according to claim 1, wherein the connecting portion of the swing member is a protrusion extending from the first end of the swing member, and the second end of the elastic member is sleeved on the Bulge. The adapter device according to claim 1, wherein the connecting portion of the swing member is a protrusion extending from the first end of the swing member, the protrusion includes a groove, and the elastic member The second end is placed in the groove. The adapter device according to claim 2 or 3, wherein the protrusion extends along an axis of the socket. The adapter device according to claim 1, wherein the connecting portion of the swing member is a groove recessed by one end surface of the first end of the swing member. The adapter device according to claim 5, wherein the groove includes a strip-shaped area, the second end of the elastic member includes an extension section, the extension section is strip-shaped, and the shape of the extension section corresponds to the strip-shaped area The extension section is used to be inserted into the strip area. The adapter device according to claim 5, wherein the groove includes two strip-shaped regions, and the two strip-shaped regions intersect, the second end of the elastic member includes two extension sections, and the two extension sections are strip-shaped and intersect, The shape of the two intersecting extension sections corresponds to the shape of the intersecting two strip-shaped regions, and the two extension sections are used to be inserted into the two strip-shaped regions. The adapter device according to claim 5, wherein the groove is recessed along an axis of the socket. The adapter device according to claim 5, wherein the groove is an opening, the second end of the elastic member includes an extension section extending along an axis of the socket member, and the extension section is used for inserting the In the opening. The adapter device according to claim 1, wherein the tool is a wrench.

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