TWM603825U - Working component of power tool and adapter thereof - Google Patents

Abstract

A working assembly of a power tool and an adapter thereof. One end of the adapter is provided with a connecting part for connecting with a power tool, and the other end is provided with a first threaded part for connecting with a second The working piece of the threaded part is screwed together, wherein the adapter is provided with a first abutting top, the working piece is provided with a second abutting top, and the first abutting top and the second top are sandwiched between There is an anti-skid piece, so that not only can the user replace the work piece by the screw lock, but also the friction between the adapter and the work piece can be increased by the anti-skid piece to make the power Whether the tool drives the adapter in forward or reverse rotation, the work piece will not be loosened from the adapter.

Description

Working component of power tool and its adapter

This creation is related to a work component, especially a work component for pneumatic and electric tools.

In view of the fact that different power tools are equipped with different accessories, and the specifications and sizes of these accessories are regulated by the standard and cannot be used, which caused many inconveniences in operation, the author of this case developed earlier such as the Republic of China Patent Publication No. The new patent No. M532349 provides an adapter that can be installed between a power tool and a work piece, such as a grinding disc or a steel brush wheel, so that the user can freely replace the work piece to achieve a single The purpose of power tools can be matched with work pieces of various standard specifications.

The aforementioned adapter is mainly provided with a threaded post at the front end of the adapter, and a corresponding screw hole is arranged on the working piece, and then the working piece can be detachably fixed to the adapter by means of a screw lock. However, this combination method is limited by the directionality of the thread itself. For example, the forward rotation can be locked to each other, and the reverse rotation can be loosened. Therefore, the rotation direction of the power tool must be specially marked. If the power tool is reversed If the adapter is driven in the direction, the adapter and the work piece will loosen. Therefore, after observing the above shortcomings, the author of this case believes that the working components and adapters of the aforementioned power tool have been improved. It is necessary, and then there is this creation.

The purpose of this creation is to provide a power tool working assembly and its adapter, which can not only achieve the use of a single power tool that can be matched with work pieces of multiple standards, but also whether the power tool drives the power tool in forward or reverse rotation. The adapter, the work piece will not be loosened from the adapter.

In order to achieve the above-mentioned purpose, the working assembly of the power tool and its adapter provided by this creation, one end of the adapter is provided with a connecting part, which can be connected with a power tool, and the other end of the adapter A first threaded portion is provided, and the adapter is further provided with a first abutting top portion, and further includes a non-slip member, which is ringed on the peripheral side of the first threaded portion, and the non-slip member has a first One side, and a second side opposite to the first side, the first side abuts against the first abutting top, and a working piece, which is provided with a second threaded portion corresponding to the first threaded portion, The second threaded part is detachably screw-locked to the first threaded part to fix the working piece to the adapter, wherein the working piece is further provided with a second abutting top, which can be fixed on the working piece When the adapter is used, the second abutting part is allowed to abut against the second side of the anti-skid member.

The working components and adapters of the power tool provided by this creation, through the screw lock design of the first threaded part and the second threaded part, allow the user to freely replace the working part to achieve the use of a single power The tool can match the working parts of various standards and specifications. At the same time, the frictional force between the adapter and the working part can be increased through the non-slip part, so that the power tool can drive the adapter with forward rotation or The adapter is driven by the reverse rotation, and the adapter and the working piece can be tightly combined to ensure that the working piece will not be loosened from the adapter.

Please refer to Figure 1, Figure 2, and Figure 3, which are the perspective, exploded and cross-sectional views of the first preferred embodiment of this creation, which disclose a working assembly 100 of a power tool. The working assembly 100 The department includes:

An adapter 10 is provided with a connecting portion 11 at one end, a first threaded portion 12 is provided at the other end of the adapter 10, and a first abutting portion 13 is provided on the peripheral side of the adapter 10, In this embodiment, the adapter 10 is a sleeve, and the connecting portion 11 is a polygonal groove, preferably a quadrilateral groove, and the first threaded portion 12 has a diameter smaller than the The threaded post of the adapter 10 and the first abutting portion 13 is a ring plane arranged around the first threaded portion 12.

A non-slip element 20, which is ringed on the peripheral side of the first threaded portion 12, and the anti-slip element 20 has a first side 21 and a second side 22 opposite to the first side 21. One side 21 abuts against the first top 13, wherein the non-slip member 20 is made of any non-slip material, such as plastic, silicone, rubber, soft metal, preferably a rubber ring, and is sheathed于The first threaded portion 12.

A working piece 30 is provided with a second threaded portion 31 corresponding to the first threaded portion 12, and the second threaded portion 31 is detachably screwed to the first threaded portion 12 so that the working piece 30 is fixed to The adapter 10 and the working member 30 are further provided with a second abutting portion 32, which can abut against the non-slip member 20 when the working member 30 is fixed to the adapter 10 The second side 22, wherein the working piece 30 can be a polishing wheel, a cutting wheel or a steel brush wheel. In this embodiment, the working piece 30 is a steel brush wheel, and the second threaded part 31 is a screw hole, and the second abutting portion 32 is a ring plane arranged around the second threaded portion 31.

In order to further understand the structural characteristics of this creation, the use of technical means and the expected effects, I hereby describe the usage of this creation. I believe that we can have a deeper and specific understanding of this creation from this, as follows:

Please refer to Figure 4 again, which is a schematic diagram of the first preferred embodiment of this creation. The working assembly 100 of the power tool can be installed in a power tool 200, such as a pneumatic wrench or an electric screwdriver. The power tool 200 has a driving head 201. The driving head 201 is a square column in this embodiment, so that when the user wants to install the working assembly 100 on the power tool 200, At this time, it is only necessary to select the working piece 30 to be used, such as the steel brush wheel shown in the figure, and then screw the second threaded portion 31 of the working piece 30 to the first threaded portion 12 of the adapter 10. To fix the working piece 30 to the adapter 10, and finally to pass the driving head 201 of the power tool 200 to the connecting portion 11 of the adapter 100, the working assembly 100 can be assembled on the power tool. The tool 200 drives the work piece 30 to rotate through the power tool 200 to perform operations, so that the user can freely replace the work piece 30, achieving the purpose of using a single power tool 200 to match the work piece 30 of multiple specifications. Wherein, because the anti-skid member 20 is provided between the adapter 10 and the working piece 30, and the first side 21 of the anti-skid member 20 abuts against the first top 13 of the adapter 10, and is opposite The second side 22 provided on the first side 21 abuts against the second abutment portion 32 of the work piece 30, so the friction force between the adapter 10 and the work piece 30 can be improved through the anti-skid piece 20 , So that whether the power tool 200 uses a forward rotation to drive the adapter 10 or a reverse rotation to drive the adapter 10, the adapter 10 and the working piece 30 can be tightly combined, ensuring that the working piece 30 does not The adapter 10 is loosened.

Please refer to Figures 5 and 6, which are the exploded view and schematic diagram of the second preferred embodiment of this creation. The working assembly 100 of this power tool is different from the first preferred embodiment described above. , The adapter 10 is a polygonal handle body, and one end is provided with the connecting portion 11, the connecting portion 11 is a polygonal boss, preferably a hexagonal boss, and the other end is provided There is the first threaded portion 12, and the first abutting top 13 is provided around the first threaded portion 12. At the same time, the anti-skid member 20 is sleeved on the first threaded portion 12, and can be combined with the second threaded portion. The working piece 30 of the part 31 is screwed, and the working piece 30 is in the form of a grinding disc in this embodiment, so that the working assembly 100 of the power tool can be used in the driving head 201 as a chuck For the power tool 200 in the form of the power tool 200, it can be used with a single power tool 200 to match the work piece 30 of multiple specifications, and the power tool 200 can be achieved by the anti-skid piece 20. No matter whether the adapter 10 is driven by the forward rotation or the adapter 10 is driven by the reverse rotation, the adapter 10 and the working member 30 can be tightly combined without loosening.

Hereby, the characteristics of this creation and its expected effects are stated as follows:

The working assembly of the power tool and its adapter of this invention, through the screw lock design of the first threaded portion 12 and the second threaded portion 31, allows the user to freely replace the working piece 30 to achieve a single type The power tool 200 can match the work piece 30 of various standards and specifications. At the same time, the friction force between the adapter 10 and the work piece 30 can be increased through the anti-skid piece 20, so that the power tool 200 can be rotated forward regardless of Drive the adapter 10, or use the reverse rotation to drive the adapter 10, the adapter 10 and the working piece 30 can be tightly combined, ensuring that the working piece 30 will not be loosened from the adapter 10 .

To sum up, this creation has its excellent advanced practicality among similar products. At the same time, we have checked the domestic and foreign technical data about this kind of structure, and the same structure has not been found in the literature. Therefore, This creation actually has the requirements for a new patent, and Yan has filed an application in accordance with the law.

However, the above is only one of the preferred and feasible embodiments of this creation, so any equivalent structural changes made in the application of this creation specification and the scope of patent application should be included in the patent scope of this creation.

100: working components 10: Adapter 11: Connection part 12: The first thread 13: First to the top 20: non-slip parts 21: First side 22: second side 30: work piece 31: The second thread 32: second to the top 200: power tools 201: Drive the head

Figure 1 is a perspective view of the first preferred embodiment of this creation. Figure 2 is an exploded view of the first preferred embodiment of this creation. Figure 3 is a cross-sectional view of the first preferred embodiment of this creation. Figure 4 is a schematic diagram of the use of the first preferred embodiment of this creation. Figure 5 is an exploded view of the second preferred embodiment of this creation. Figure 6 is a schematic diagram of the second preferred embodiment of this creation.

100: working components

10: Adapter

11: Connection part

12: The first thread

13: First to the top

20: non-slip parts

21: First side

22: second side

30: work piece

31: The second thread

32: second to the top

Claims (9)

A working component of a power tool, comprising: an adapter, one end of which is provided with a connecting part for connecting with a power tool, and the other end of the adapter is provided with a first threaded part, and at the same time The adapter is further provided with a first abutting top; an anti-skid member, which is ringed on the peripheral side of the first threaded portion, and the anti-skid member has a first side and a first side disposed opposite to the first side On the second side, the first side abuts against the first abutting top; a working piece is provided with a second threaded part corresponding to the first threaded part, and the second threaded part is detachably screwed to The first threaded portion is used to fix the working piece to the adapter, and the working piece is further provided with a second abutting top, which can be used to abut the second abutting top when the working piece is fixed to the adapter. On the second side of the anti-skid piece. The working assembly of the power tool according to claim 1, wherein the first threaded part is a threaded post, and the second threaded part is a screw hole. The working assembly of a power tool according to claim 1, wherein the first abutting portion is a ring plane arranged around the first threaded portion. The working component of the power tool according to claim 1, wherein the anti-skid member is a rubber ring. The working assembly of the power tool according to claim 1, wherein the second abutting portion is a ring plane arranged around the second threaded portion. An adapter of a power tool, one end of which is provided with a connecting portion for connecting with a power tool, and the other end of the adapter is provided with a first threaded portion, and the peripheral side of the adapter A first abutment is further provided. In addition, the peripheral side ring of the first threaded portion is provided with a non-slip member. The non-slip member has a first side and a second side opposite to the first side. The side tie abuts on the top of the first abutment. The power tool adapter according to claim 6, wherein the first threaded part is a threaded post. The adapter of the power tool according to claim 6, wherein the first abutting portion is a ring plane arranged around the first threaded portion. The adapter of a power tool according to claim 6, wherein the anti-skid member is a rubber ring.

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