CN217775198U - Self-adaptive base structure for straightening shaft - Google Patents

Abstract

The utility model relates to a machining equipment field, in particular to axle straightening uses self-adaptation base structure, install including lower carriage, slidable mounting upper bracket, the drive of lower carriage upper segment the drive unit that the upper bracket reciprocated, wherein, the top of upper bracket articulates there is the supporting seat, the supporting seat top forms the holding surface of bearing axle work piece the supporting seat with be equipped with telescopic supporting element between the upper bracket, supporting element sets up so, so that axle work piece to when decurrent pressure is applyed to the holding surface, supporting element to the supporting seat provides the torque that splines, the utility model discloses when pressing down axle work piece, the supporting seat can rotate the stability that keeps counter shaft work piece holding area to prevent that axle work piece from producing the indentation, the effectual problem that exists among the prior art of having solved.

Description

Self-adaptive base structure for shaft straightening

Technical Field

The utility model relates to a machining equipment field, in particular to axle straightening uses self-adaptation base structure.

Background

At present, when an axle and other long-axis workpieces are machined, the situation that the straightness of the axle does not reach the standard often exists, and the axle workpieces need to be straightened by a straightening machine, specifically, for example, the detection straightening device disclosed in patent 2021106831910 supports two ends of the bending position of the axle through a straightening support position, and then presses the middle position of the axle workpieces to straighten and reshape the axle workpieces. The supporting surface of the existing alignment supporting position is often a horizontal straight surface, when an axis workpiece is pressed, the axis workpiece deforms and inclines at the alignment supporting position, so that the contact between the horizontal straight surface of the alignment supporting position and the axis workpiece is converted into line-surface contact through surface-to-surface contact, or the contact area between the axis workpiece and the supporting position is reduced, and the side surface of the axis workpiece is easy to generate indentation damage.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an axle is self-adaptation base structure for straightening, when pressing the axle work piece, the supporting seat can rotate the stability that keeps counter shaft work piece supporting area to prevent that the axle work piece from producing the indentation, the effectual problem of having solved existence among the prior art.

The utility model discloses an axle straightening is with self-adaptation base structure, install including lower carriage, slidable mounting the upper bracket, the drive of lower carriage upper segment the drive unit that the upper bracket reciprocated, wherein, the top of upper bracket articulates there is the supporting seat, the supporting seat top forms the holding surface of bearing axle work piece the supporting seat with be equipped with telescopic support element between the upper bracket, support element so sets up, so that the axle work piece to when decurrent pressure was applyed to the holding surface, support element to the supporting seat provides the torque that splines.

Furthermore, the supporting seat forms a hinged end at one end of the supporting surface, and the hinged end is hinged to the upper support.

Further, the outer surface of the hinged end is an arc-shaped surface around the rotating axis of the hinged end.

Furthermore, the base structure comprises two supporting seats, and the tops of the two supporting seats are respectively provided with one supporting seat and one supporting unit; wherein the hinged ends of the two support seats are arranged close to the position between the two support seats.

Furthermore, the supporting unit comprises an oil cylinder, an overflow valve arranged on the oil cylinder, an oil supply pipeline connected with the oil cylinder, and a one-way valve arranged on the oil supply pipeline, wherein the oil cylinder is arranged between the upper bracket and the supporting seat.

Further, the oil cylinder is a linear telescopic oil cylinder, the bottom of the oil cylinder is installed on the upper support, and the top of the oil cylinder is arc-shaped and is abutted to the bottom surface of the supporting seat.

Furthermore, the oil cylinder is a linear telescopic oil cylinder, one end of the oil cylinder is hinged to one of the supporting seat and the upper support, and the other end of the oil cylinder is connected with the other of the supporting seat and the upper support in a sliding mode.

Further, the supporting unit is provided as a spring.

Furthermore, the driving unit is a hydraulic telescopic rod.

The beneficial effects of the utility model reside in that, the utility model provides an axle straightening is with self-adaptation base structure, supporting seat can be along with the contact support that axle work piece slope kept the counter shaft work piece to prevent that the axle work piece slope leads to diminishes the indentation that leads to with holding surface area of contact, at this in-process, the support element provides the torque that splines of supporting seat, makes the holding surface keep the certain holding power of counter shaft work piece, the effectual problem that exists among the prior art of having solved.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is a schematic structural diagram of a base structure according to an embodiment of the present invention.

Fig. 2 is a side cross-sectional structural view of the embodiment shown in fig. 1.

Fig. 3 is a schematic diagram of hydraulic lines of the oil cylinder in the embodiment shown in fig. 1.

Fig. 4 is a partial sectional structural view at a point a in fig. 2 when the shaft workpiece is pressed.

Fig. 5 is a schematic view of a partial structure corresponding to a point a in fig. 2 according to another embodiment of the present invention.

Fig. 6 is a schematic view of a partial structure corresponding to a point a in fig. 2 in another embodiment of the present invention.

Wherein: 1. a lower bracket; 2. an upper bracket; 3. a drive unit; 4. a supporting seat; 401. a hinged end; 5. a support surface; 6. an arc-shaped surface; 7. an oil cylinder; 8. an overflow valve; 9. an oil supply line; 10. a one-way valve; 11. a spring; 12. a shaft workpiece.

Detailed Description

In order to more clearly explain the overall concept of the present invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.

It should be noted that in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the scope of the present invention is not limited by the specific embodiments disclosed below.

In addition, in the description of the present invention, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. However, the direct connection means that the two bodies are not connected to each other by the intermediate structure but connected to each other by the connecting structure to form a whole. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, a first feature "on" or "under" a second feature may be directly contacting the second feature or the first and second features may be indirectly contacting the second feature through intervening media. In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The utility model discloses in, as shown in fig. 1-6, provide an axle straightening uses self-adaptation base structure, including lower carriage 1, slidable mounting in upper bracket 2, the drive of lower carriage 1 upper segment the drive unit 3 that upper bracket 2 reciprocated, wherein, the top of upper bracket 2 articulates there is supporting seat 4, supporting seat 4 top forms the holding surface 5 that holds in the palm axle work piece 12 supporting seat 4 with be equipped with telescopic support unit between the upper bracket 2, the support unit sets up so that axle work piece 12 to when the downward pressure is applyed to holding surface 5, the support unit to supporting seat 4 provides the stall moment.

The utility model discloses a base structure installs on the straightener through the lower carriage (can adopt the bolt installation in the embodiment shown in fig. 1), when pressing down a work piece 12 and carrying out the plastic, drive unit 3 moves up upper bracket 2 for holding surface 5 supports axle work piece 12. When the shaft workpiece 12 is locally inclined at the supporting selling position due to the pressing of the shaft workpiece 12, the supporting seat 4 can rotate with the upper bracket 2, so that the supporting surface 5 can keep contact support on the shaft workpiece 12 along with the inclination of the shaft workpiece 12, and indentation caused by the reduction of the contact area between the shaft workpiece 12 and the supporting surface 5 due to the inclination of the shaft workpiece 12 is prevented, in the process, the supporting unit provides the rotation stopping moment of the supporting seat 4, and the supporting surface 5 keeps a certain supporting force on the shaft workpiece 12. After the straightening is finished, the corresponding upper bracket 2 may be moved downward by the driving unit 3.

In the embodiment shown in fig. 1, 5 and 6, more specifically, the supporting seat 4 forms a hinge end 401 at one end of the supporting surface 5, and the hinge end 401 is hinged to the upper bracket 2. As shown in fig. 4, 5 and 6, the support seat 4 is hinged substantially at one side, so that the support seat 4 is prevented from being lifted up to affect the shaft workpiece 12 when the support seat 4 rotates.

In the embodiment shown in fig. 1, 5 and 6, more specifically, the outer surface of the hinge end 401 is an arc-shaped surface 6 around the rotation axis of the hinge end 401. As shown in the figure, by providing one end of the hinge end 401 as the arc-shaped face 6, the shaft workpiece 12 can be prevented from contacting the support base 4 at a position other than the support face 5 during pressing.

In the embodiment shown in fig. 1, more specifically, the base structure comprises two supporting seats 4, and one supporting seat 4 and one supporting unit are respectively mounted on the tops of the two supporting seats 4;

wherein the hinged ends 401 of the two support seats 4 are arranged close to each other.

As shown in fig. 2 and 4, after a base structure is installed in the straightening station, the shaft workpieces 12 on both sides of the straightening station can be supported, so that the processing is more convenient.

In the embodiment shown in fig. 1, more specifically, the supporting unit includes an oil cylinder 7, an overflow valve 8 installed on the oil cylinder 7, an oil supply pipeline 9 connected to the oil cylinder 7, and a check valve 10 installed on the oil supply pipeline 9, where the oil cylinder 7 is installed between the upper bracket 2 and the supporting seat 4. As shown in fig. 3, by providing the overflow valve 8, when the oil cylinder 7 is pressed down, and after a certain pressing force is required, the overflow valve 8 connected to the oil cylinder 7 is pressed to overflow, the oil cylinder 7 contracts, and when the pressure does not reach a set value, the support seat 4 provides stable support force for the shaft workpiece 12. After the pressing shaft workpiece 12 is pressed down, when the supporting seat 4 needs to be reset to the approximately straight supporting surface 5, oil is supplied to the oil cylinder 7 only through the oil supply pipeline 9, and the oil cylinder 7 is enabled to stretch out and reset.

In the embodiment shown in fig. 1, more specifically, the oil cylinder 7 is a linear telescopic oil cylinder 7, the bottom of the oil cylinder 7 is mounted on the upper bracket 2, and the top of the oil cylinder 7 is set to be arc-shaped and abuts against the bottom surface of the supporting seat 4. As shown in FIG. 4, by such arrangement, the oil cylinder 7 can be conveniently installed, the top of the oil cylinder 7 is arc-shaped, and when the supporting seat 4 rotates, the oil cylinder 7 can conveniently apply supporting force to the supporting seat 4.

For the installation of the linear telescopic cylinder 7, the form is not limited to that shown in fig. 1, and in an alternative embodiment, as shown in fig. 5, the cylinder 7 is a linear telescopic cylinder 7, one end of the cylinder 7 is hinged to one of the support seat 4 and the upper bracket 2, and the other end is slidably connected with the other of the support seat 4 and the upper bracket 2. Specifically, in the embodiment shown in fig. 5, the bottom of the oil cylinder 7 is hinged to the upper bracket 2, and the top of the oil cylinder 7 is slidably connected to the supporting seat 4, so that the non-interference of movement between the oil cylinder 7 and the supporting seat 4 can be satisfied when the oil cylinder 7 extends and retracts.

As for the form of the supporting unit, it is not limited to the form of the linear cylinder 7 shown in fig. 1 and 5, but in an alternative embodiment, it may be provided as shown in fig. 6, the supporting unit being provided as a spring 11.

In the illustrated embodiment, the driving unit 3 is further specifically a hydraulic telescopic rod.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims (9)

1. The utility model provides an axle is self-adaptation base structure for straightening, its characterized in that includes lower carriage, slidable mounting in the upper bracket of lower carriage upper segment, drive the drive unit that the upper bracket reciprocated, wherein, the top of upper bracket articulates there is the supporting seat, the supporting seat top forms the holding surface of bearing axle work piece the supporting seat with be equipped with telescopic supporting unit between the upper bracket, supporting unit so sets up, so that the axle work piece to when the decurrent pressure was applyed to the holding surface, supporting unit to the supporting seat provides the stall moment.

2. The adaptive base structure for shaft straightening according to claim 1, wherein the supporting seat forms a hinged end at one end of the supporting surface, and the hinged end is hinged with the upper bracket.

3. The adaptive pedestal structure for shaft straightening according to claim 2, wherein the outer surface of the hinged end is an arc around the axis of rotation of the hinged end.

4. The adaptive base structure for shaft straightening according to claim 2, wherein the base structure comprises two supporting seats, and one supporting seat and one supporting unit are respectively arranged at the tops of the two supporting seats;

wherein the hinged ends of the two support seats are arranged close to the position between the two support seats.

5. The adaptive base structure for shaft straightening according to claim 1, wherein the supporting unit comprises an oil cylinder, an overflow valve installed on the oil cylinder, an oil supply pipeline connected with the oil cylinder, and a check valve installed on the oil supply pipeline, and the oil cylinder is installed between the upper bracket and the supporting seat.

6. The adaptive base structure for shaft straightening according to claim 5, wherein the oil cylinder is a linear telescopic oil cylinder, the bottom of the oil cylinder is mounted on the upper bracket, and the top of the oil cylinder is arc-shaped and abuts against the bottom surface of the supporting seat.

7. The adaptive base structure for shaft straightening according to claim 5, wherein the oil cylinder is a linear telescopic oil cylinder, one end of the oil cylinder is hinged to one of the supporting seat and the upper bracket, and the other end of the oil cylinder is slidably connected with the other of the supporting seat and the upper bracket.

8. The adaptive base structure for shaft straightening according to claim 1, characterized in that the supporting unit is provided as a spring.

9. The adaptive base structure for shaft straightening according to claim 1, characterized in that the driving unit is a hydraulic telescopic rod.

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