CN212793378U

CN212793378U - Taper reamer

Info

Publication number: CN212793378U
Application number: CN202020442224.9U
Authority: CN
Inventors: 刘志伟; 王光辉; 刘飞
Original assignee: Shanghai Qingcang Electrical Co ltd
Current assignee: Shanghai Qingcang Electric Technology Co.,Ltd.
Priority date: 2020-03-31
Filing date: 2020-03-31
Publication date: 2021-03-26
Anticipated expiration: 2030-03-31

Abstract

The utility model relates to a storage battery bolt bell mouth processing equipment field specifically discloses a taper reamer, including cutter body, handle of a knife, the cutter body wholly is round platform shape structure, and handle of a knife and cutter body interconnect, cutter body, handle of a knife axis coincide each other; the side surface of the cutter body in the shape of a circular truncated cone is provided with a step-shaped structure, and a plurality of steps are continuously arranged along the side surface of the cutter body in the step-shaped structure; the upper bottom surface of the knife body is provided with a guide head, and the knife handle is arranged in the middle of the lower bottom surface of the knife body; the stepped structure comprises a vertical surface and an inclined surface, the vertical surface is axially vertical to the middle shaft of the cutter body, and the inclined surface is parallel to the side surface of the circular truncated cone of the cutter body; the utility model provides a echelonment tapering reamer is comparing in traditional tapering reamer man-hour when carrying out reaming, and the reaming that the processing was come out is convenient more and storage battery bolt is fixed for the storage battery bolt card is more firm on the storage battery post.

Description

Taper reamer

Technical Field

The utility model relates to a bell mouth processing equipment field is tied to the storage battery specifically is a tapering reamer.

Background

A storage battery of an automobile, also called as a storage battery, is one of batteries, has the working principle of converting chemical energy into electric energy, is an indispensable device for the working form of the automobile, and is used for starting and lighting the automobile.

The battery post is a post of an automobile battery and is connected with the battery bolt when being installed in an automobile so as to supply power; most of the existing battery bolts are clamped on the battery columns through hole grooves, and the hole grooves are processed on the battery bolts and clamped with the battery columns; the clamping mode between current battery bolt and the battery post is unstable, influences the stability of connecting, and then influences the stability of whole equipment.

Disclosure of Invention

An object of the utility model is to provide a tapering reamer to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a taper reamer comprises a reamer body and a reamer handle, wherein the reamer body is integrally in a circular truncated cone-shaped structure, the reamer body and the reamer handle are connected with each other, and the central axes of the reamer body and the reamer handle are superposed with each other; the side surface of the cutter body in the shape of a circular truncated cone is provided with a step-shaped structure, and a plurality of steps are continuously arranged along the side surface of the cutter body in the step-shaped structure; the upper bottom surface of the knife body is provided with a guide head, and the knife handle is arranged in the middle of the lower bottom surface of the knife body; the stepped structure comprises an inclined plane and a vertical plane, the vertical plane is perpendicular to the central axis of the cutter body, and the inclined plane is parallel to the side face of the circular truncated cone of the cutter body.

Preferably, the inclination angle of the inclined plane is 3-4 degrees, and preferably 3.18 degrees; the height of the vertical surface is 0.03 mm-0.04 mm, and preferably 0.032 mm.

Preferably, the guide head is of a circular truncated cone-shaped structure, and the inclination angle of the circular truncated cone side surface of the guide head is not smaller than that of the circular truncated cone side surface of the cutter body; the end face of the guide head and the end face of the cutter body are overlapped.

Preferably, the ratio of the length of the cutter body to the length of the cutter handle is 1: 0.9-1.1, and the ratio of the diameter of the lower bottom surface of the cutter body to the diameter of the cutter handle is 1: 0.5-0.6; an indicating nameplate is carved on the side face of the knife handle.

Preferably, the cutter body and the cutter handle are integrally made of tungsten steel materials, and the step-shaped structure is processed and then is subjected to back chipping treatment.

Preferably, the lower bottom surface of the cutter body is provided with a mounting groove, the cutter handle is provided with a mounting plate, and the mounting plate is arranged in the mounting groove in a matching manner; the mounting panel passes through grub screw and mounting groove fixed connection, and the grub screw evenly is provided with a plurality ofly.

Compared with the prior art, the beneficial effects of the utility model are that: compared with the traditional taper reamer, the step-shaped taper reamer has a step structure when being reamed, is more convenient to connect with a storage battery column and is more firmly connected; meanwhile, the integral reamer is made of tungsten steel materials, has high strength and hardness, is not easy to wear and is more durable.

Drawings

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

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a schematic view of the installation of the knife handle of the present invention;

reference numbers in the figures: 1. a cutter body; 11. a stepped structure; 111. an inclined surface; 112. a vertical plane; 12. a vertical plane; 13. mounting grooves; 2. a knife handle; 21. mounting a plate; 22. a flat head screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: a taper reamer comprises a reamer body 1 and a reamer handle 2, wherein the reamer body 1 is integrally in a circular truncated cone-shaped structure, the reamer body 1 and the reamer handle 2 are connected with each other, and the central axes of the reamer body 1 and the reamer handle 2 are superposed with each other; the circular truncated cone-shaped side surface of the cutter body 1 is provided with a step-shaped structure 11, and the step-shaped structure 11 is continuously provided with a plurality of channels along the side surface of the cutter body 1; the upper bottom surface of the knife body 1 is provided with a guide head 12, and the knife handle 2 is arranged in the middle of the lower bottom surface of the knife body 1; the stepped structure 11 includes an inclined surface 111 and a vertical surface 112, the vertical surface 112 is perpendicular to a central axis of the cutter body 1, and the inclined surface 111 is parallel to a circular truncated cone side surface of the cutter body 1.

Further, the inclined angle of the inclined surface 111 is 3-4 degrees, and preferably 3.18 degrees; the height of the vertical surface 112 is 0.03 mm-0.04 mm, preferably 0.032 mm.

Further, the guide head 12 is of a circular truncated cone-shaped structure, and the inclination angle of the circular truncated cone side surface of the guide head 12 is not smaller than that of the circular truncated cone side surface of the cutter body 1; the end surface of the guide head 12 and the end surface of the cutter body 1 are overlapped.

Further, the ratio of the length of the cutter body 1 to the length of the cutter handle 2 is 1: 0.9-1.1, and the ratio of the diameter of the lower bottom surface of the cutter body 1 to the diameter of the cutter handle 2 is 1: 0.5-0.6; an indicating nameplate is carved on the side surface of the knife handle 2.

Further, the cutter body 1 and the cutter handle 2 are integrally made of tungsten steel materials, and the stepped structure 11 is processed and then is subjected to back chipping treatment.

Further, a mounting groove 13 is formed in the lower bottom surface of the cutter body 1, a mounting plate 21 is arranged on the cutter handle 2, and the mounting plate 21 is arranged in the mounting groove 13 in a matching manner; the mounting plate 21 is fixedly connected with the mounting groove 13 through flat head screws 22, and the flat head screws 22 are uniformly arranged in a plurality.

The working principle is as follows: in the actual use process, the integral reamer is fixed on a machine through the tool holder 2, the reamer is driven to rotate through the machine, the storage battery bolt is further processed, a tapered hole is processed, and the storage battery bolt is connected with the storage battery column through the tapered hole; the processed taper hole has a step-shaped structure due to the step-shaped structure 11 on the side surface of the cutter body 1, and the hole wall has the step-shaped structure, so that when the taper hole is clamped with the battery post, a certain limiting effect can be achieved, the stability of integral connection is further improved, and the processed battery post is clamped on the battery post more firmly.

The stepped structure 11 consists of an inclined surface 111 and a vertical surface 112, and the inclined surface 111 is parallel to the side surface of the circular truncated cone of the cutter body 1 and has a certain inclination angle, so that a hole groove can be conveniently machined; meanwhile, the depth of the vertical surface 112 is 0.03 mm-0.04 mm, so that secondary grinding is convenient after severe abrasion in actual use; and (3) performing back gouging treatment after the stepped structure 11 is processed, wherein the back gouging treatment ensures that the edge angle of the hole and groove structure processed by the stepped structure 11 is clear, so that the use effect is prevented from being influenced by adhesion.

The ratio of the length of the cutter body 1 to the length of the cutter handle 2 is 1: 0.9-1.1, and the ratio of the diameter of the lower bottom surface of the cutter body 1 to the diameter of the cutter handle 2 is 1: 0.5-0.6, so that the cutter handle 2 has enough strength, and the cutter body 1 is prevented from being broken when being driven to ream. Meanwhile, an indicating nameplate is engraved on the side face of the cutter handle 2, and the size of the cutter body 1 and the size of the cutter handle 2 are directly obtained through the indicating nameplate, so that the cutter body 1 with a proper size is selected for machining electrode columns with different sizes in the using process.

The mounting plate 21 is fixed in the mounting groove 13 by the tool shank 2 through the flat head screw 22, the connection mode is firm, and the working stability can be ensured; meanwhile, after any one of the cutter body 1 or the cutter handle 2 is worn and broken, the cutter body and the cutter handle can be mutually detached and replaced, and the cost is saved.

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

Claims

1. A taper reamer, its characterized in that: the cutter comprises a cutter body (1) and a cutter handle (2), wherein the whole cutter body (1) is of a round table-shaped structure, the cutter body (1) and the cutter handle (2) are connected with each other, and the central axes of the cutter body (1) and the cutter handle (2) are superposed with each other; the circular truncated cone-shaped side surface of the cutter body (1) is provided with a step-shaped structure (11), and a plurality of steps are continuously arranged on the step-shaped structure (11) along the side surface of the cutter body (1); the upper bottom surface of the knife body (1) is provided with a guide head (12), and the knife handle (2) is arranged in the middle of the lower bottom surface of the knife body (1); the stepped structure (11) comprises an inclined surface (111) and a vertical surface (112), the vertical surface (112) is perpendicular to the central axis of the cutter body (1), and the inclined surface (111) is parallel to the circular truncated cone side surface of the cutter body (1).

2. The tapered reamer of claim 1 wherein: the inclination angle of the inclined plane (111) is 3-4 degrees, and the height of the vertical plane (112) is 0.03-0.04 mm.

3. The tapered reamer of claim 1 wherein: the guide head (12) is of a circular truncated cone-shaped structure, and the inclination angle of the circular truncated cone side surface of the guide head (12) is not smaller than that of the circular truncated cone side surface of the cutter body (1); the end surface of the guide head (12) is overlapped with the end surface of the cutter body (1).

4. The tapered reamer of claim 1 wherein: the ratio of the length of the cutter body (1) to the length of the cutter handle (2) is 1: 0.9-1.1, and the ratio of the diameter of the lower bottom surface of the cutter body (1) to the diameter of the cutter handle (2) is 1: 0.5-0.6; an indicating nameplate is carved on the side surface of the knife handle (2).

5. The tapered reamer of claim 1 wherein: the cutter body (1) and the cutter handle (2) are integrally made of tungsten steel materials, and the step-shaped structure (11) is processed and then is subjected to back chipping treatment.

6. The tapered reamer of claim 1 wherein: the lower bottom surface of the cutter body (1) is provided with a mounting groove (13), the cutter handle (2) is provided with a mounting plate (21), and the mounting plate (21) is arranged in the mounting groove (13) in a matching manner; the mounting plate (21) is fixedly connected with the mounting groove (13) through flat head screws (22), and the flat head screws (22) are uniformly arranged in a plurality.