CN219561640U

CN219561640U - Reamer seat for floating reaming

Info

Publication number: CN219561640U
Application number: CN202223029091.0U
Authority: CN
Inventors: 屠拥军
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-15
Filing date: 2022-11-15
Publication date: 2023-08-22
Anticipated expiration: 2032-11-15

Abstract

The utility model discloses a reamer holder with floating reaming, which comprises a connecting cylinder, an elastic bushing, a jacket and a locking screw, wherein: a groove is formed in the connecting cylinder, an elastic bushing and a jacket are sequentially arranged in the groove along the axial direction of the groove, and the jacket is in clearance fit with the groove; the elastic bushing is provided with a first mounting hole, the jacket is provided with a second mounting hole, the first mounting hole is communicated with the second mounting hole, and the axes of the first mounting hole, the second mounting hole and the groove are parallel to each other; the locking screw sequentially penetrates through the connecting cylinder and the side wall of the jacket and is in threaded connection with the jacket; the automatic reaming device has the advantages of meeting the use requirement of automatic reaming processing of a plurality of vehicles, effectively controlling the phenomenon of a bell mouth of automatic reaming, along with quick installation, simple structure, low processing cost, convenience in self-control and the like.

Description

Reamer seat for floating reaming

Technical Field

The utility model relates to the technical field of machining, in particular to a reamer seat for floating reaming.

Background

The reamer seat for floating reaming is a reamer seat which is arranged on a plurality of disc-shaped tool rests for automatic floating reaming.

Because the center of the longitudinal circular handle tool apron of the disc-shaped tool rest of the numerical lathe has micro deviation with the axis of the main shaft of the machine tool and the deviation of the reamer on the circular handle tool apron, if the reamer is clamped rigidly for automatic reaming, the phenomenon of 'bell mouth' of a workpiece orifice can be caused, so that the reamer is clamped in a floating mode.

At present, a plurality of floating hinged knife handles exist in China, and all the floating hinged knife handles are designed by combining a knife handle body and an ER collet chuck. The self-control is inconvenient because of the complex structure and high manufacturing cost. The utility model aims at a reamer seat with a simple structure and low self-made cost and floating reaming.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides the reamer seat for floating reaming, which has the advantages of simple structure, low self-made cost and convenient installation, and can meet the use requirements of automatic reaming processing of a plurality of vehicles.

The technical scheme of the utility model is as follows:

the reamer seat with floating reaming comprises a connecting cylinder, an elastic bushing, a jacket and a locking screw, wherein:

a groove is formed in the connecting cylinder, an elastic bushing and a jacket are sequentially arranged in the groove along the axial direction of the groove, and the jacket is in clearance fit with the groove;

the elastic bushing is provided with a first mounting hole, the jacket is provided with a second mounting hole, the first mounting hole is communicated with the second mounting hole, and the axes of the first mounting hole, the second mounting hole and the groove are parallel to each other;

the locking screw sequentially penetrates through the connecting cylinder and the side wall of the jacket and is in threaded connection with the jacket.

Preferably, the first mounting hole and the second mounting hole are coaxially disposed.

Preferably, the inner diameters of the first and second mounting holes are matched to the reamer shank.

Preferably, the elastic bushing is made of 1142 soft rubber.

Preferably, the fit clearance between the jacket and the groove is 0.1mm-0.2mm.

Preferably, the groove comprises a first groove body and a second groove body, the inner diameter of the first groove body is smaller than that of the second groove body, the elastic bushing is embedded in the first groove body, and the jacket is embedded in the second groove body.

Preferably, the connecting cylinder comprises a first cylinder body and a second cylinder body which are coaxially arranged and integrally formed, the outer diameter of the first cylinder body is smaller than that of the second cylinder body, the first groove body is arranged in the first cylinder body, and the second groove body is arranged in the second cylinder body.

Preferably, the jacket is in clearance fit with the second groove body, and the clearance is 0.1mm-0.2mm.

Preferably, the second cylinder body is provided with a through hole, the jacket is provided with a threaded hole, the through hole and the threaded hole are coaxially arranged, the axis of the through hole is perpendicular to the axis of the second mounting hole, and the locking screw penetrates through the through hole and is in threaded connection with the threaded hole.

The beneficial effects of the utility model are as follows:

the reamer holder for floating reaming is characterized in that a reamer cutter body drives a reamer handle to float when the reamer holder for floating reaming is used for automatic reaming, a locking screw can limit the axial movement range of the reamer handle, and a fit clearance exists between a jacket and a connecting cylinder, so that the jacket can shake in a connecting part in a small amplitude under the drive of the reamer handle, and the shake of the reamer handle in the cylinder can be buffered and absorbed by an elastic bushing;

the automatic reaming device has the advantages of meeting the use requirement of automatic reaming processing of a plurality of vehicles, effectively controlling the phenomenon of a bell mouth of automatic reaming, along with quick installation, simple structure, low processing cost, convenience in self-control and the like.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.

FIG. 1 is a schematic view of a floating reamer mount according to the present utility model;

in the drawing, a 1-connecting cylinder, a 11-first cylinder, a 12-second cylinder, a 2-elastic bushing, a 3-jacket, a 4-locking screw, a 51-first groove body, a 52-second groove body, a 61-first mounting hole, a 62-second mounting hole, a 7-reamer handle, an 8-through hole and a 9-threaded hole.

Detailed Description

In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the utility model herein.

In the present utility model, the azimuth or positional relationship indicated by the terms "upper", "lower", "inner", and the like are based on the azimuth or positional relationship shown in the drawings. These terms are only used to better describe the present utility model and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.

Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present utility model will be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, the terms "disposed," "configured," "connected," "secured," and the like are to be construed broadly. For example, "connected" may be in a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the term "plurality" shall mean two as well as more than two.

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

The present embodiment provides a reamer holder with floating reaming, as shown in fig. 1, comprising a connecting cylinder 1, an elastic bushing 2, a jacket 3 and a locking screw 4, wherein: a groove is formed in the connecting cylinder 1, an elastic bushing 2 and a jacket 3 are sequentially arranged in the groove along the axial direction of the connecting cylinder, a gasket can be arranged between the elastic bushing 2 and the jacket 3, the elastic bushing 2 is preferably 1142 soft rubber, the jacket 3 is in clearance fit with the groove, so that the jacket 3 can have a certain movable space, and the fit clearance is preferably 0.1-0.2 mm; the elastic bushing 2 is provided with a first mounting hole 61, the jacket 3 is provided with a second mounting hole 62, the first mounting hole 61 is communicated with the second mounting hole 62, the inner diameters of the first mounting hole 61 and the second mounting hole 62 are matched with the reamer handle 7, and the axes of the first mounting hole 61, the second mounting hole 62 and the groove are preferably collinear; the locking screw 4 sequentially penetrates through the side walls of the connecting cylinder 1 and the jacket 3 and is in threaded connection with the jacket 3.

When the reamer is installed, one end, far away from the reamer handle 7, of the reamer body penetrates through the second installation hole 62 and stretches into the first installation hole 61, and the locking screw 4 is rotated to abut against the reamer handle 7.

In this embodiment, the groove may include a first groove body 51 and a second groove body 52, the inner diameter of the first groove body 51 is smaller than the inner diameter of the second groove body 52, the elastic bushing 2 is embedded in the first groove body 51, and the jacket 3 is embedded in the second groove body 52; the connecting cylinder 1 may include a first cylinder 11 and a second cylinder 12 which are coaxially arranged and integrally formed, the outer diameter of the first cylinder 11 is smaller than the outer diameter of the second cylinder 12, the first groove 51 is arranged in the first cylinder 11, and the second groove 52 is arranged in the second cylinder 12; the jacket 3 is in clearance fit with the second groove body 52, and the clearance is 0.1mm-0.2mm; the second cylinder 12 is provided with a through hole 8, the jacket 3 is provided with a threaded hole 9, the through hole 8 and the threaded hole 9 are coaxially arranged, the axis of the through hole is perpendicular to the axis of the second mounting hole 62, and the locking screw 4 penetrates through the through hole 8 to be in threaded connection with the threaded hole 9.

The working principle of the embodiment is as follows:

before working, firstly, one end of a reamer handle 7 far away from a reamer cutter body penetrates through a second mounting hole 62 of the jacket 3 to extend into a first mounting hole 61 of the elastic bushing 2, then a locking screw 4 penetrates through a through hole 8 of the second cylinder 12 and is in threaded connection with a threaded hole 9 of the jacket 3, the locking screw 4 is rotated until the end part of the locking screw abuts against the reamer handle 7, and then the assembly is completed, and then the locking screw is mounted on a plurality of longitudinal circular handle tool holders of disc-shaped tool holders or a power head, so that automatic reaming can be performed;

when the reamer is automatically reamed, the reamer cutter body drives the reamer handle 7 to float, the locking screw 4 can limit the movement range of the reamer handle 7 in the axial direction, and the jacket 3 can shake in the second groove 52 in a small range under the drive of the reamer handle 7 due to clearance fit between the jacket 3 and the second groove 52, and the shake of the reamer handle 7 in the first mounting hole 61 can be buffered and absorbed by the elastic bushing 2.

For reamers of different diameters, it is possible to adapt by making the elastic bushing 2 and the jacket 3 of corresponding apertures.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description.

Claims

1. A reamer mount for floating reaming, characterized by: including connecting cylinder (1), elastic bushing (2), clamp sleeve (3) and locking screw (4), wherein:

a groove is formed in the connecting cylinder (1), an elastic bushing (2) and a jacket (3) are sequentially arranged in the groove along the axial direction of the groove, and the jacket (3) is in clearance fit with the groove;

a first mounting hole (61) is formed in the elastic bushing (2), a second mounting hole (62) is formed in the jacket (3), the first mounting hole (61) is communicated with the second mounting hole (62), and the axis of the first mounting hole (61), the axis of the second mounting hole (62) and the axis of the groove are parallel to each other;

the locking screw (4) sequentially penetrates through the side walls of the connecting cylinder (1) and the jacket (3) and is in threaded connection with the jacket (3).

2. The floating reaming reamer mount of claim 1, wherein: the first mounting hole (61) and the second mounting hole (62) are coaxially arranged.

3. The floating reaming reamer mount of claim 2, wherein: the inner diameters of the first mounting hole (61) and the second mounting hole (62) are matched with the reamer handle (7).

4. The floating reaming reamer mount of claim 1, wherein: the elastic bushing (2) is made of 1142 soft rubber.

5. The floating reaming reamer mount of claim 1, wherein: the fit clearance between the jacket (3) and the groove is 0.1mm-0.2mm.

6. The floating reaming reamer mount of claim 1, wherein: the groove comprises a first groove body (51) and a second groove body (52), the inner diameter of the first groove body (51) is smaller than that of the second groove body (52), the elastic bushing (2) is embedded in the first groove body (51), and the jacket (3) is embedded in the second groove body (52).

7. The floating reaming reamer mount of claim 6, wherein: the connecting cylinder (1) comprises a first cylinder body (11) and a second cylinder body (12) which are coaxially arranged and integrally formed, the outer diameter of the first cylinder body (11) is smaller than that of the second cylinder body (12), the first groove body (51) is formed in the first cylinder body (11), and the second groove body (52) is formed in the second cylinder body (12).

8. The floating reaming reamer mount of claim 6, wherein: the jacket (3) is in clearance fit with the second groove body (52), and the clearance is 0.1mm-0.2mm.

9. The floating reaming reamer mount of claim 7, wherein: the second cylinder body (12) is provided with a through hole (8), the jacket (3) is provided with a threaded hole (9), the through hole (8) and the threaded hole (9) are coaxially arranged, the axis of the through hole is perpendicular to the axis of the second mounting hole (62), and the locking screw (4) penetrates through the through hole (8) to be in threaded connection with the threaded hole (9).