CN219852273U

CN219852273U - Step reamer

Info

Publication number: CN219852273U
Application number: CN202321246798.9U
Authority: CN
Inventors: 崔永贞; 何琪; 张洲
Original assignee: Chongqing Ahno Weier Cutting Tool Co ltd
Current assignee: Chongqing Ahno Weier Cutting Tool Co ltd
Priority date: 2023-05-23
Filing date: 2023-05-23
Publication date: 2023-10-20
Anticipated expiration: 2033-05-23

Abstract

The utility model discloses a stepped reamer, which belongs to the technical field of stepped reamers, and particularly relates to a stepped reamer, which comprises a rod body and a reaming part, wherein the bottom of the rod body is provided with a drilling part, the surface of the rod body is provided with a limiting groove, the top of the rod body is provided with a connecting rod, the outer wall of the rod body is connected with the reaming part in a sliding way, the reaming part comprises a sliding groove, a limiting block is arranged in the sliding groove, a fixed ring is arranged above the reaming part, the fixed ring is in threaded connection with the rod body, reaming parts with different sizes can be installed on the rod body according to the needs through the reaming parts arranged on the rod body, meanwhile, the reaming parts can be installed on the rod bodies with different sizes, the reaming parts can be mutually assembled according to the needs, the production cost is greatly reduced, and the practicability is greatly increased.

Description

Step reamer

Technical Field

The utility model relates to the technical field of step reamers, in particular to a step reamer.

Background

The step drill can be used for combining drilling and reaming into one-time feeding machining, so that the machining procedure is simplified, the machining efficiency is improved, the drilling part and the reaming part are integrated in the use process of the step drill in the prior art, and the drill with various sizes is required to be purchased according to the requirement of the required size in the machining process, so that the cost is greatly increased, and the step drill is required to be improved.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model.

The present utility model has been made in view of the problems existing in the existing step reamer.

Therefore, the utility model aims to provide the stepped reamer, through the reaming parts arranged on the rod body, the reaming parts with different sizes can be arranged on the rod body according to the needs, and meanwhile, the reaming parts can be arranged on the rod body with different sizes, so that the stepped reamer can be mutually assembled according to the needs, the production cost is greatly reduced, and the practicability is greatly increased.

In order to solve the technical problems, according to one aspect of the present utility model, the following technical solutions are provided:

a stepped reamer comprising a body and a reaming portion;

the novel drilling device comprises a rod body, and is characterized in that a drilling part is arranged at the bottom of the rod body, a limiting groove is formed in the surface of the rod body, a connecting rod is arranged at the top of the rod body, a reaming part is slidably connected onto the outer wall of the rod body, the reaming part comprises a sliding groove, a limiting block is arranged in the sliding groove, a fixing ring is arranged above the reaming part, and the fixing ring is in threaded connection with the rod body.

As a preferred embodiment of a step reamer of the present utility model, wherein: two spiral groove bodies are arranged on the outer walls of the drill bit part and the reaming part.

As a preferred embodiment of a step reamer of the present utility model, wherein: the outer wall above the rod body is provided with threads, and the rod body is in threaded connection with the fixing ring through the threads.

As a preferred embodiment of a step reamer of the present utility model, wherein: the inner wall of the fixed ring is provided with threads, and the outer wall of the fixed ring is provided with anti-skid threads.

As a preferred embodiment of a step reamer of the present utility model, wherein: and the outer wall of the rod body is uniformly provided with limiting grooves which are in sliding connection with the limiting blocks.

As a preferred embodiment of a step reamer of the present utility model, wherein: the connecting rod is connected with the driving equipment, and the cross section of the connecting rod is regular hexagon.

Compared with the prior art, the utility model has the beneficial effects that: through the reaming part that sets up on the body of rod, can install not unidimensional reaming part as required on the body of rod, also can install reaming part on not unidimensional body of rod simultaneously, can assemble each other as required, greatly reduced manufacturing cost, and greatly increased the practicality.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following detailed description of the embodiments of the present utility model will be given with reference to the accompanying drawings, which are to be understood as merely some embodiments of the present utility model, and from which other drawings can be obtained by those skilled in the art without inventive faculty. Wherein:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic perspective view of a rod body according to the present utility model;

fig. 3 is a schematic perspective view of a reaming portion of the present utility model.

In the figure; 100 rod bodies, 110 drilling parts, 120 limit grooves, 130 threads, 140 connecting rods, 200 reaming parts, 210 sliding grooves, 220 limit blocks, 230 fixing rings and 231 anti-skid threads.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

Next, the present utility model will be described in detail with reference to the drawings, wherein the sectional view of the device structure is not partially enlarged to general scale for the convenience of description, and the drawings are only examples, which should not limit the scope of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.

The utility model provides the following technical scheme: in the use process, through the reaming parts arranged on the rod body, the reaming parts with different sizes can be arranged on the rod body according to the needs, and meanwhile, the reaming parts can be arranged on the rod body with different sizes, so that the reaming parts can be mutually assembled according to the needs, the production cost is greatly reduced, and the practicability is greatly increased;

fig. 1-3 are schematic views showing a first embodiment of a stepped reamer according to the present utility model, referring to fig. 1-3, a main body portion of the stepped reamer includes a stem 100 and a reaming portion 200;

the bottom of the rod body 100 is provided with a drilling part 110, the surface of the rod body 100 is provided with a limit groove 120, the top of the rod body 100 is provided with a connecting rod 140, the outer wall of the rod body 100 is slidingly connected with a reaming part 200, the reaming part 200 comprises a sliding groove 210, a limit block 220 is arranged in the sliding groove 210, a fixed ring 230 is arranged above the reaming part 200, the fixed ring 230 is in threaded connection with the rod body 100, the outer wall of the drill bit part and the outer wall of the reaming part 200 are both provided with two spiral groove bodies, the outer wall of the upper part of the rod body 100 is provided with threads 130, the rod body 100 is in threaded connection with the fixed ring 230 through the threads 130, the inner wall of the fixed ring 230 is provided with threads 130, the outer wall of the fixed ring 230 is provided with anti-skidding threads 231, the outer wall of the rod body 100 is uniformly provided with limit grooves 120 which are in sliding connection with the limit block 220, the connecting rod 140 is in regular hexagon with driving equipment, the cross section of the connecting rod 140 is used for integrally forming the drilling part 110, the drilling part 110 is used for implementing drilling operation, the limit groove 120 is used for bearing the limit block 220, the threads 130 are used for carrying the fixed ring 230 for carrying out the expansion operation, the thread 130 is used for carrying out the expansion operation on the rod body 100, the boring part 200 is used for carrying out the expansion operation, the expansion operation is used for carrying out the expansion operation on the limited ring 200 is used for carrying out the fixed ring 200, the expansion operation 200 is used for carrying the fixing operation, the part is used for carrying the part 200 is used for carrying out the expansion operation, and is used for carrying the part 200 is used for carrying expansion operation and is used for the part 200 is subjected to be connected with the part and has the expansion operation and has the part 200 and has the part and has an expansion and is used for and has an 200 and has an expansion and is used;

referring to fig. 1 to 3, the specific working principle of the step reamer of the present embodiment is as follows, through the reaming portion 200 provided on the rod body 100, the reaming portion 200 with different sizes can be installed on the rod body 100 according to the needs, and meanwhile, the reaming portion 200 can be installed on the rod body 100 with different sizes, so that the step reamer can be assembled with each other according to the needs, thereby greatly reducing the production cost and greatly increasing the practicality.

Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. A stepped reamer, characterized in that: comprises a rod body (100) and a reaming part (200);

the utility model discloses a drilling machine, including body of rod (100), body of rod (100) bottom is provided with drilling part (110), spacing groove (120) have been seted up on body of rod (100) surface, body of rod (100) top is provided with connecting rod (140), sliding connection has reaming part (200) on body of rod (100) outer wall, reaming part (200) are including sliding tray (210), be provided with stopper (220) in sliding tray (210), reaming part (200) top is provided with solid fixed ring (230), solid fixed ring (230) and body of rod (100) spiro union.

2. The stepped reamer of claim 1, wherein: two spiral groove bodies are arranged on the outer walls of the drilling part and the reaming part (200).

3. The stepped reamer of claim 1, wherein: the outer wall above the rod body (100) is provided with threads (130), and the rod body (100) is in threaded connection with the fixing ring (230) through the threads (130).

4. The stepped reamer of claim 1, wherein: the inner wall of the fixed ring (230) is provided with threads (130), and the outer wall of the fixed ring (230) is provided with anti-skid threads (231).

5. The stepped reamer of claim 1, wherein: limiting grooves (120) are uniformly formed in the outer wall of the rod body (100), and the limiting grooves (120) are connected with limiting blocks (220) in a sliding mode.

6. The stepped reamer of claim 1, wherein: the connecting rod (140) is connected with a driving device, and the cross section of the connecting rod (140) is in a regular hexagon shape.