CN220093764U

CN220093764U - Adjustable auxiliary supporting device

Info

Publication number: CN220093764U
Application number: CN202321530159.5U
Authority: CN
Inventors: 李海; 吴金全; 谢炳炎; 王梦勋; 罗斌; 陈晓姣
Original assignee: Guizhou Hangxin Hangfa Equipment Technology Co ltd; Chengdu Hangxin Aviation Equipment Technology Co ltd
Current assignee: Guizhou Hangxin Hangfa Equipment Technology Co ltd; Chengdu Hangxin Aviation Equipment Technology Co ltd
Priority date: 2023-06-15
Filing date: 2023-06-15
Publication date: 2023-11-28
Anticipated expiration: 2033-06-15

Abstract

The utility model discloses an adjustable auxiliary supporting device which comprises a body (1), a sliding sleeve (2) and a spring (3), wherein two ends of the body (1) are open, the sliding sleeve (2) is arranged in the body (1), the sliding sleeve (2) is of a structure with two open ends, the spring (3) is arranged in the sliding sleeve (2), the sliding sleeve (3) can move up and down on the body (1), and a locking device is further arranged on the side surface of the body (1). The utility model has the advantages of simple structure, convenient installation and disassembly, simple operation, stable support, clamping time saving, strong interchangeability, suitability for various working conditions, convenient maintenance and tooling purchase and management cost reduction.

Description

Adjustable auxiliary supporting device

Technical Field

The utility model relates to the technical field of machining assistance, in particular to an adjustable auxiliary supporting device.

Background

The thin-wall part has the characteristics of weak rigidity, variability, high material removal rate and the like, so that the processing precision of the thin-wall part is always a difficult problem. At present, high-speed milling is widely applied to the field of thin-wall part processing, most of the high-speed milling processes are performed by using a numerical control machine tool, and the parts are extremely easy to deform due to the influence of certain milling force, clamping force and other factors during processing. The machining and clamping of thin-wall parts are one of the difficulties in the machine manufacturing industry, under the condition of insufficient rigidity of parts, auxiliary supports are usually required to be added to improve the rigidity in the machining process of the parts so as to ensure the machining stability and improve the product quality, and the existing multiple machining methods are not generally applicable to mass production, and the existing machining has the defects of complex structure, high manufacturing cost, high requirements on operation skills, low interchangeability, inconvenience in maintenance and the like.

Disclosure of Invention

The utility model provides an adjustable auxiliary supporting device, which solves the problems of complex structure, inconvenient operation and complicated installation and disassembly, reduces the clamping and correction times of process equipment, reduces the part machining and assembly time and improves the part machining precision.

In order to solve the problems, the utility model adopts the following technical scheme:

the utility model provides an adjustable auxiliary support device, the device includes body, sliding sleeve and spring, the both ends opening of body, the inside at the body is installed to the sliding sleeve, the sliding sleeve is both ends opening structure, the spring is installed in the sliding sleeve, the sliding sleeve can reciprocate at the body, the side of body still is provided with locking device.

Further, the body is the integral structure of cylinder step, the upper portion of body sets up the second cavity, and the lower part sets up the internal thread hole, set up through-hole and three intercommunication between second cavity and the internal thread hole, body upper end side is provided with the screw hole.

Further, the inside bottom surface of second cavity sets up first spacing face, the lower extreme surface of body sets up the external screw thread, the external screw thread is connected with the nut, the upper end of body sets up the terminal surface, set up ventilation groove one on the terminal surface.

Further, the sliding sleeve is of an annular structure with two open ends, the sliding sleeve is installed in the second cavity, the sliding sleeve is provided with a first cavity, a limiting surface is arranged in the first cavity, the upper part of the sliding sleeve is provided with a first internal threaded hole, and the first internal threaded hole is communicated with the first cavity; the upper end of the sliding sleeve is provided with a positioning surface, the positioning surface is provided with an air vent groove, and the air vent groove is communicated with the air vent groove I.

Further, the spring is mounted in the first cavity, and the spring is limited between the first limiting surface and the limiting surface.

Further, the locking device comprises a set screw arranged in the threaded hole and a kidney-shaped groove arranged on the outer side of the sliding sleeve.

Further, the body is fixed on a machine tool workbench through an internally threaded hole mounting screw.

Further, a positioning element is arranged in the first internal threaded hole.

Based on the technical scheme, the following technical effects can be produced:

according to the adjustable auxiliary supporting device provided by the utility model, the adjustable auxiliary supporting device is fixedly arranged on the workbench of the machine tool through the screws, the tightness state of the device and the workbench can be realized by rotating the nuts, the device is fixedly arranged on the workbench, the fastening screws are loosened, the sliding sleeve moves upwards along the axial direction of the second cavity due to the restoring force of the springs, the positioning surface of the sliding sleeve is attached to the surface of a workpiece, the gas between the positioning surface and the surface of the workpiece is discharged from the ventilation groove, the fastening screws are screwed, so that the clamping and positioning of a part can be completed, the structure is simple, the installation and the disassembly are convenient, the operation is simple, the support is stable, and the clamping time is saved; when the surface of the part is non-planar, the applicable positioning element can be installed in the internal threaded hole of the sliding sleeve, so that the interchangeability is high, the tool is applicable to various working conditions, the maintenance is convenient, and the tool purchasing and management cost is reduced.

Drawings

FIG. 1 is a schematic view of a support plane member of an adjustable auxiliary support device;

FIG. 2 is a schematic view of a supporting non-planar part of an adjustable auxiliary support device;

FIG. 3 is a schematic illustration of a body of an adjustable auxiliary support device;

FIG. 4 is a schematic view of a sliding sleeve of an adjustable auxiliary support device;

fig. 5 is a side view of a sliding sleeve of an adjustable auxiliary support device.

In the figure, a 1-body, a 2-sliding sleeve, a 3-spring, a 4-nut, a 5-set screw, a 6-machine tool workbench, a 7-screw, an 8-positioning element, a 9-internal threaded hole I, a 10-first cavity, an 11-positioning surface, a 12-kidney-shaped groove, a 13-inclined surface, a 14-plane, a 15-ventilation groove, a 16-limiting surface, a 17-second cavity, a 18-first limiting surface, a 19-through hole, a 20-internal threaded hole, a 22-threaded hole, a 23-ventilation groove I, a 24-end surface and a 25-workpiece.

Description of the embodiments

It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-5, an adjustable auxiliary supporting device comprises a body 1, a sliding sleeve 2 and a spring 3, wherein two ends of the body 1 are opened, the sliding sleeve 2 is installed in the body 1, the sliding sleeve 2 is of a structure with two open ends, the spring 3 is installed in the sliding sleeve 2, the sliding sleeve 2 can move up and down in the body 1, and a locking device is further arranged on the side face of the body 1.

According to one embodiment of the present utility model, the body 1 is a cylindrical step integral structure, the upper portion of the body 1 is provided with a second cavity 17, the lower portion is provided with an internal threaded hole 20, a through hole 19 is arranged between the second cavity 17 and the internal threaded hole 20 and is communicated with the second cavity and the internal threaded hole 20, and a threaded hole 22 is arranged on the side surface of the upper end of the body 1.

According to one embodiment of the present utility model, the first limiting surface 18 is disposed on the bottom surface inside the second cavity 17, the external thread 21 is disposed on the outer surface of the lower end of the body 1, the external thread 21 is connected with the nut 4, the end surface 24 is disposed on the upper end of the body 1, and the ventilation groove one 23 is disposed on the end surface 24.

According to one embodiment of the present utility model, the sliding sleeve 2 has an annular structure with two open ends, the sliding sleeve 2 is installed in the second cavity 17, the sliding sleeve 2 is provided with a first cavity 10, a limiting surface 16 is provided in the first cavity 10, an internal threaded hole I9 is provided at the upper part of the sliding sleeve 2, and the internal threaded hole I9 is communicated with the first cavity 10; the upper end of the sliding sleeve is provided with a positioning surface 11, the positioning surface 11 is provided with an air vent groove 15, the air vent groove 15 is communicated with an air vent groove I23, and gas between the surface of a workpiece and the positioning surface of the clamp is discharged when the part is clamped, so that the clamping reliability is improved.

According to one embodiment of the utility model, the spring 3 is installed in the first cavity 10, the spring 3 is limited between the first limiting surface 18 and the limiting surface 16, and after the retaining screw 5 is moved outwards to be loosely locked, the sliding sleeve 2 is moved upwards due to the restoring force of the spring 3.

According to one embodiment of the utility model, the locking means comprise a set screw 5 fitted in a threaded hole 22 and a kidney-shaped groove 12 provided outside the sliding sleeve 2.

According to one embodiment of the utility model, the upper end of the kidney-shaped groove 12 is provided with a plane 14, the lower end of the kidney-shaped groove is provided with an inclined plane 13, the front end of the set screw 5 is contacted with the kidney-shaped groove 12, and the circumferential and axial movement of the sliding sleeve 2 is limited, so that the sliding sleeve 2 is locked more reliably when the set screw 5 is fastened.

According to one embodiment of the utility model, the body 1 is fixed to the machine table 6 by means of internally threaded holes 20 mounting screws 7.

According to one embodiment of the utility model, a positioning element 8 is arranged in the internally threaded hole 9.

The adjustable auxiliary supporting device is connected and installed on a machine tool workbench 6 through a screw 7, and the tightness state of the device and the workbench can be realized by rotating the nut 4. As shown in fig. 1, the device is fixedly arranged on a workbench, the set screw 5 is loosened, the sliding sleeve 2 moves upwards along the axial direction of the second cavity 17 due to the restoring force of the spring 3, the positioning surface 11 of the sliding sleeve 2 is attached to the surface of the workpiece 28, the gas between the positioning surface 11 and the surface of the workpiece 25 is discharged from the ventilation groove 15, the set screw 5 is screwed, and the clamping and positioning of the part are completed. When the surface of the part is non-planar, as shown in fig. 2, a suitable positioning element 8 can be installed in the internal threaded hole 9 of the sliding sleeve 2, for example, the surface of the part is cast, and an optional positioning element is a round-head positioning pin and is installed in the internal threaded hole 9, so that the positioning of the part is more accurate and reliable. The utility model has the advantages of simple structure, convenient installation and disassembly, simple operation, stable support, clamping time saving, strong interchangeability, suitability for various working conditions, convenient maintenance and tooling purchase and management cost reduction.

The present utility model has been described in detail with reference to the drawings and the embodiments, but the present utility model is not limited to the embodiments described above, and various changes can be made within the scope of those skilled in the art without departing from the spirit of the present utility model. 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. The utility model provides an adjustable auxiliary support device, the device includes body (1), sliding sleeve (2) and spring (3), its characterized in that, the both ends opening of body (1), inside at body (1) is installed to sliding sleeve (2), sliding sleeve (2) are both ends open structure, spring (3) are installed in sliding sleeve (2), sliding sleeve (2) can reciprocate at body (1), the side of body (1) still is provided with locking device.

2. An adjustable auxiliary supporting device according to claim 1, wherein the body (1) is of a cylindrical step integral structure, a second cavity (17) is arranged at the upper part of the body (1), an internal threaded hole (20) is arranged at the lower part of the body, a through hole (19) is arranged between the second cavity (17) and the internal threaded hole (20) and communicated with the second cavity and the internal threaded hole, and a threaded hole (22) is arranged at the side surface of the upper end of the body (1).

3. An adjustable auxiliary supporting device according to claim 2, characterized in that the bottom surface inside the second cavity (17) is provided with a first limiting surface (18), the outer surface of the lower end of the body (1) is provided with an external thread (21), the external thread (21) is connected with the nut (4), the upper end of the body (1) is provided with an end surface (24), and the end surface (24) is provided with a first ventilation groove (23).

4. The adjustable auxiliary supporting device according to claim 1, wherein the sliding sleeve (2) is of an annular structure with two open ends, the sliding sleeve (2) is installed in the second cavity (17), the sliding sleeve (2) is provided with a first cavity (10), a limiting surface (16) is arranged in the first cavity (10), the upper part of the sliding sleeve (2) is provided with an internally threaded hole I (9), and the internally threaded hole I (9) is communicated with the first cavity (10); the upper end of the sliding sleeve is provided with a positioning surface (11), the positioning surface (11) is provided with a ventilation groove (15), and the ventilation groove (15) is communicated with a ventilation groove I (23).

5. An adjustable auxiliary support device according to claim 1, characterized in that the spring (3) is mounted in the first cavity (10), the spring (3) being limited between the first limiting surface (18) and the limiting surface (16).

6. An adjustable auxiliary support device according to claim 1, characterized in that the locking means comprise a set screw (5) mounted in a threaded hole (22) and a kidney-shaped groove (12) provided outside the sliding sleeve (2).

7. An adjustable auxiliary support device according to claim 6, characterized in that the upper end of the kidney-shaped groove (12) is provided as a flat surface (14) and the lower end is provided as a bevel (13).

8. An adjustable auxiliary support device according to claim 1, characterized in that the body (1) is fixed to the machine table (6) by means of internally threaded holes (20) mounting screws (7).

9. An adjustable auxiliary support device according to claim 4, characterized in that a positioning element (8) is arranged in the internally threaded hole (9).