Connector for tapper of electric wrench

Abstract

An electric wrench tapper coupler comprises a coupler body and a locking axial sliding block, one end of the coupler body is used for being connected with a threaded part of a tapper, the other end of the coupler body is provided with an insertion hole part used for being connected with an electric wrench, and the coupler body is provided with the locking axial sliding block used for preventing the tapper from slipping when the tapper works. The device has the advantages of being simple in structure, suitable for various hole openers and capable of avoiding the problem of thread slipping when the hole openers work.

Description

Technical Field

[0001] The invention relates to an electric wrench hole opener connector. Background Art

[0002] Currently, existing power tools are mainly composed of electric wrenches and matching sockets of different models. The power output head of the electric wrench is integrated with one end of the socket through the socket head, and the other end of the socket is provided with hexagonal holes of different specifications and sizes for disassembling nuts or bolts of corresponding specifications.

[0003] The electric wrench does not have a structure that can be directly connected to various hole openers. Summary of the Invention

[0004] The purpose of the present invention is to solve the shortcomings of the prior art and to propose an electric wrench hole opener connector.

[0005] In order to achieve the above-mentioned purpose, the present invention adopts the following technical solution: an electric wrench hole opener connector, including a connector and a locking axial sliding block, one end of the connector is used to connect the threaded portion of the hole opener, and the other end of the connector is provided with a socket portion for connecting the electric wrench, and the connector is provided with a locking axial sliding block for preventing the hole opener from slipping when working.

[0006] Furthermore, the threaded portion is cylindrical and protrudes from one end of the connector, and threads are provided on the outer side of the threaded portion.

[0007] Furthermore, a punch bit connection hole that penetrates into the connector is provided in the center of the threaded portion, and a first fixing member mounting hole that is vertically connected to the punch bit connection hole is provided on the side of the connector.

[0008] Furthermore, the socket portion is arranged on the other end surface of the connector, the socket portion is a square concave, and a second fixing member mounting hole is provided on the concave wall.

[0009] Furthermore, an opening edge of the socket portion is provided with an inclined surface facing the socket portion.

[0010] Furthermore, the outer side of one end of the connector is in the shape of a first cylinder and is provided with a symmetrical cutting portion for forming a sliding track for locking the axial sliding block, and the other end of the connector is in the shape of a second cylinder.

[0011] Furthermore, an inner hole corresponding to the cross section of the sliding track is provided in the center of the locking axial sliding block, the locking axial sliding block is sleeved on the sliding track, and the locking axial sliding block is provided with two symmetrical protrusions facing the threaded portion.

[0012] Furthermore, a limiting ring is provided on the sliding track, and a first limiting hole is provided on the inner hole wall of the locking axial sliding block. The inner diameter of the first limiting hole is larger than the aperture of the first limiting hole. A steel ball is provided inside the first limiting hole. The radius of the steel ball is larger than the aperture of the first limiting hole. A spring is provided between the bottom of the first limiting hole and the steel ball.

[0013] Furthermore, the radius of the other end of the connector is greater than that of the one end of the connector.

[0014] The beneficial effects of the present invention are: simple structure, applicable to various hole openers, and avoiding the problem of thread slippage when the hole opener is working. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is the schematic diagram of the connector structure of the electric wrench hole opener Figure 1 .

[0016] Figure 2 This is the schematic diagram of the connector structure of the electric wrench hole opener Figure 2 .

[0017] Figure 3 It is a schematic diagram of the connector structure.

[0018] Figure 4 It is a schematic diagram of the locking axial sliding block structure. DETAILED DESCRIPTION

[0019] The following is a combination of the embodiments of the present invention Figure 1-4 , the technical solutions in the embodiments of the present invention are described clearly and completely. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0020] Example 1 reference Figure 1-4 A connector for an electric wrench hole opener includes a connector 1 and a locking axial sliding block 2. One end of the connector 1 is used to connect a threaded portion 3 of the hole opener, and the other end of the connector 1 is provided with a socket portion 4 for connecting an electric wrench. The connector 1 is provided with a locking axial sliding block 2 for preventing the hole opener from slipping when working.

[0021] A connector for an electric wrench hole opener, wherein the threaded portion 3 is cylindrical and protrudes from one end of the connector, and a thread is provided on the outer side of the threaded portion.

[0022] A connector for an electric wrench hole opener is provided with a drilling bit connection hole 5 which penetrates into the connector at the center of a threaded portion 3 and a first fixing member mounting hole 6 which is vertically connected to the drilling bit connection hole at a side of the connector.

[0023] An electric wrench hole opener connector, a socket part 4 is arranged on the other end surface of the connector, the socket part is a square concave 7, and a second fixing piece mounting hole 8 is provided on the concave wall.

[0024] A connector for an electric wrench hole opener is provided, wherein an opening edge of a socket portion is provided with an inclined surface 9 facing the socket portion.

[0025] A connector for an electric wrench hole opener, the outer side of one end of the connector is a first cylindrical shape and is provided with a symmetrical cutting portion for forming a sliding track 10 for locking an axial sliding block, and the other end of the connector is a second cylindrical shape.

[0026] An electric wrench hole opener connector, wherein an inner hole 11 corresponding to the cross section of the sliding track is provided in the center of the locking axial sliding block, the locking axial sliding block is sleeved on the sliding track, and two symmetrical protrusions 12 are provided on the side of the locking axial sliding block facing the threaded portion.

[0027] A connector for an electric wrench hole opener is provided with a limiting ring 13 on a sliding track, a first limiting hole is provided on the inner hole wall of a locking axial sliding block, the inner diameter of the first limiting hole is larger than the aperture of the first limiting hole, a steel ball is provided inside the first limiting hole, the radius of the steel ball is larger than the aperture of the first limiting hole, and a spring is provided between the bottom of the first limiting hole and the steel ball.

[0028] The utility model relates to a connector of an electric wrench hole opener, wherein the radius of the other end of the connector is larger than that of the one end of the connector.

[0029] The utility model relates to an electric wrench hole opener connector, wherein a socket part is connected with the electric wrench and a second fixing part fixes the electric wrench through a second fixing part mounting hole.

[0030] A connector for an electric wrench hole opener, wherein a threaded portion can be connected to a punch drill 14 through a connecting hole of the punch drill 14, and a first fixing member fixes the connector through a first fixing member mounting hole.

[0031] The utility model relates to an electric wrench hole punch connector, wherein the threaded part can be connected to the hole punch by thread, and the sliding protrusion of the locking axial sliding block is inserted into the corresponding circular hole of the hole punch, and the locking axial sliding block is clamped in the limiting ring through the cooperation of the spring and the steel ball.

[0032] The above are only preferred specific embodiments of the present invention, but the scope of protection of the present invention is not limited thereto. Any technician familiar with this technical field, within the technical scope disclosed by the present invention, who makes equivalent replacements or changes based on the technical solutions and inventive concepts of the present invention, should be covered by the scope of protection of the present invention.

Claims

1. An electric wrench hole opener connector, comprising a connector and a locking axial sliding block, characterized in that: One end of the connector is used to connect the threaded part of the hole opener, and the other end of the connector is provided with a socket part for connecting the electric wrench. The connector is provided with a locking axial sliding block for preventing the hole opener from slipping when working.

2. The electric wrench hole opener connector according to claim 1, characterized in that: The threaded portion is cylindrical and protrudes from one end of the connector, and threads are arranged on the outer side of the threaded portion.

3. The electric wrench hole opener connector according to claim 2, characterized in that: A punching drill bit connection hole that penetrates into the connector is provided in the center of the threaded portion, and a first fixing piece mounting hole that is vertically connected to the punching drill bit connection hole is provided on the side of the connector.

4. The electric wrench hole saw connector according to claim 1, characterized in that: The socket part is arranged on the other end surface of the connector. The socket part is square and concave. A second fixing member mounting hole is arranged on the concave wall.

5. The electric wrench hole saw connector according to claim 4, characterized in that: An opening edge of the socket portion is provided with an inclined surface facing the socket portion.

6. The electric wrench hole saw connector according to claim 1, characterized in that: The outer side of one end of the connector is in the shape of a first cylinder and is provided with a symmetrical cutting portion for forming a sliding track for locking the axial sliding block. The other end of the connector is in the shape of a second cylinder.

7. The electric wrench hole saw connector according to claim 6, characterized in that: An inner hole corresponding to the cross section of the sliding track is provided in the center of the locking axial sliding block. The locking axial sliding block is sleeved on the sliding track, and two symmetrical protrusions are provided on the side of the locking axial sliding block facing the threaded portion.

8. The electric wrench hole saw connector according to claim 6, characterized in that: A limiting ring is provided on the sliding track, and a first limiting hole is provided on the inner hole wall of the locking axial sliding block. The inner diameter of the first limiting hole is larger than the aperture of the first limiting hole. A steel ball is provided inside the first limiting hole. The radius of the steel ball is larger than the aperture of the first limiting hole. A spring is provided between the bottom of the first limiting hole and the steel ball.

9. The electric wrench hole saw connector according to claim 6, characterized in that: The radius of the other end of the connector is larger than that of one end of the connector.

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