CN213765737U - Multi freedom's bow member installation mechanism - Google Patents

Abstract

The utility model discloses a multi freedom's bow member installation mechanism, the bottom of support frame articulates on articulated seat, articulated seat is installed at the top of support frame, it has the swing hydro-cylinder still to articulate on the articulated seat, the piston rod of swing hydro-cylinder is articulated with articulated seat, fixture includes first clamping part and second clamping part, the equal rotatable installation of first clamping part and second clamping part is between two mounting panels, it installs the connecting rod still to articulate on the first clamping part, the other end and the second clamping part of connecting rod are articulated, still rotatable installation has the centre gripping hydro-cylinder between two mounting panels, the piston rod of centre gripping hydro-cylinder is articulated with the tip of the first clamping part of keeping away from the second clamping part. The utility model has the advantages that: when the bow member is installed, the horizontal, vertical and swing adjustment of the bow member in the same horizontal plane can be realized, so that the position of the bow member is adjusted conveniently, the installation efficiency of the bow member is improved, and the bow member is convenient and stable to clamp in the installation process, thereby improving the installation stability of the bow member.

Description

Multi freedom's bow member installation mechanism

Technical Field

The utility model relates to an arch center installation, especially an arch center installation mechanism of multi freedom.

Background

In recent years, the underground engineering industry in China has been rapidly developed, and the mechanization industry has gradually been widely popularized and applied in the engineering technology, especially in the field of underground tunnel construction.

At present, in the tunnel construction process, a steel arch needs to be erected on an excavated rock face, the traditional steel arch is heavy, and the arch installation mainly depends on manual construction; the existing steel arch is divided into multiple sections, in the erection process, the multiple sections of steel arches need to be lifted to the top of a tunnel through lifting equipment, then the multiple sections of steel arches are manually butted together, and then operations such as fixed connection and the like are carried out.

In the process of erecting the arch, because the butt joint direction, the butt joint angle or the butt joint height of the arch are not matched, the two sections of arches are difficult to butt joint, and the existing equipment mainly adopts the horizontal and vertical conditions in the same plane, so that the butt joint angle, the butt joint direction and the butt joint height of the arch in the tunnel are extremely inconvenient to adjust.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a multi-freedom-degree arch center mounting mechanism convenient to adjust.

The purpose of the utility model is realized through the following technical scheme: a multi-degree-of-freedom arch center installation mechanism comprises a hinge seat, a support frame and a clamping mechanism, wherein the bottom of the support frame is hinged to the hinge seat, the top of the support frame is provided with the hinge seat, the hinge seat is further hinged to a swing oil cylinder, the swing oil cylinder is positioned on one side of the support frame, a piston rod of the swing oil cylinder is hinged to the hinge seat, the clamping mechanism comprises a first clamping part and a second clamping part, the top of the support frame is provided with a base, mounting plates are mounted on the base in pairs, a workpiece placing platform is mounted on the top of the mounting plates, the first clamping part and the second clamping part are both rotatably mounted between the two mounting plates, the first clamping part is positioned on one side of the support frame, the second clamping part is positioned on the other side of the support frame, a connecting rod is further hinged to the first clamping part, the other end of the connecting rod is hinged to the second clamping part, and the connecting rod is positioned between the workpiece placing platform and the base, and a clamping oil cylinder is rotatably arranged between the two mounting plates, and a piston rod of the clamping oil cylinder is hinged with the end part of the first clamping part far away from the second clamping part.

Preferably, be provided with articulated frame in pairs on the articulated seat, wear to be equipped with the articulated shaft on two articulated frames, and the outstanding articulated frame in both ends of articulated shaft, the cover is equipped with the link on the articulated shaft of outstanding articulated frame, and the link is connected with the support frame.

Preferably, a shaft sleeve a is sleeved between the hinge frame and the hinge shaft.

Preferably, a shaft sleeve b is sleeved between the connecting frame and the hinge shaft.

Preferably, the inner cavities at the two ends of the shaft sleeve a are sleeved with shaft sleeves c, and the shaft sleeves c are sleeved on the articulated shaft.

Preferably, the both ends of articulated shaft are provided with the step, install the cardboard on the lateral wall of link, and the cardboard card is on the step.

The utility model has the advantages of it is following: the utility model discloses an bow member installation mechanism of degree of freedom, when the bow member is installed, can realize that the bow member is adjusted at level, vertical and swing in same horizontal plane to make bow member position control convenient, improve the installation effectiveness of bow member, the bow member is in the installation moreover, and the bow member centre gripping is convenient and stable, thereby has improved the stability of bow member installation.

Drawings

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

FIG. 2 is a schematic structural view of a hinge base;

FIG. 3 is a first schematic view of the installation of the clamping mechanism;

FIG. 4 is a second schematic view of the installation of the clamping mechanism;

FIG. 5 is a schematic view of the attachment of the connecting rod;

FIG. 6 is a schematic view of the support frame and the hinge seat;

in the figure, 1-hinged seat, 2-supporting rod, 3-swinging cylinder, 4-base, 5-mounting plate, 6-workpiece placing platform, 7-clamping cylinder, 8-first clamping part, 9-second clamping part, 10-connecting rod, 11-hinged frame, 12-shaft sleeve a, 13-connecting frame, 14-shaft sleeve b, 15-hinged shaft and 16-shaft sleeve c, 17-clamping plate.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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 present invention, the embodiments and the features of the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which the products of the present invention are conventionally placed in use, or the position or positional relationship which the skilled person conventionally understand, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the reference is made must have a specific position, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

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 in specific cases to those skilled in the art.

As shown in figure 1, the arch center installation mechanism with multiple degrees of freedom comprises a hinged seat 1, a support frame 2 and a clamping mechanism, wherein the bottom of the support frame 2 is hinged on the hinged seat 1, the hinged seat 1 is installed at the bottom of the support frame 2, a swinging oil cylinder 3 is further hinged on the hinged seat 1, the swinging oil cylinder 3 is positioned on one side of the support frame 2, a piston rod of the swinging oil cylinder 3 is hinged with the hinged seat 1, when the swinging oil cylinder 3 works, the support frame 2 can swing relative to the hinged seat 1, so that a workpiece clamped by the clamping mechanism swings, the swinging angle of the workpiece can be reasonably adjusted according to the site construction conditions, the arch center installation mechanism is suitable for site construction, the whole workpiece can move up and down and left and right under the action of an upper arm support, meanwhile, the swinging in the same plane can be realized, and the workpiece can be locally fine adjusted, the position of the arm support is not required to be changed, and the adjustment can be directly completed through swinging the swing oil cylinder 3, so that the installation of the whole arch frame can realize multi-degree-of-freedom adjustment.

In this embodiment, as shown in fig. 3 and 4, the clamping mechanism includes a first clamping portion 8 and a second clamping portion 9, the top of the support frame 2 is provided with the base 4, the mounting plates 5 are installed on the base 4 in pairs, the workpiece placing platform 6 is installed at the top of the mounting plates 5, the first clamping portion 8 and the second clamping portion 9 are both rotatably installed between the two mounting plates 5, and the first clamping portion 8 is located on one side of the support frame 2, the second clamping portion 9 is located on the other side of the support frame 2, specifically, two rotating shafts are installed on the mounting plates 5, a shaft hole is formed in the first clamping portion 8, a rotating shaft is sleeved in the shaft hole, the same is also formed in the shaft hole, another rotating shaft is sleeved in the shaft hole, in order to prolong the service life of the rotating shaft and the shaft hole, a shaft sleeve is sleeved on the rotating shaft, and the shaft sleeve is located in the corresponding shaft hole.

In this embodiment, as shown in fig. 5, a connecting rod 10 is further installed on the first clamping portion 8 in a hinged manner, the other end of the connecting rod 10 is hinged to the second clamping portion 9, the connecting rod 10 is located between the workpiece placing platform 6 and the base 4, a clamping cylinder 7 is further installed between the two mounting plates 5 in a rotatable manner, a piston rod of the clamping cylinder 7 is hinged to the end portion of the first clamping portion 8 far away from the second clamping portion 9, when the clamping cylinder 7 works, an expansion rod of the clamping cylinder 7 moves, so that the first clamping portion 8 is turned inwards, because the first clamping is not turned inwards, so that the second clamping portion 9 is also turned inwards through the connecting rod 10, and the first clamping portion 8 and the second clamping portion 9 clamp the arch on the workpiece placing platform 6.

In the embodiment, as shown in fig. 2 and 6, the hinge seat 1 is provided with the hinge brackets 11 in pairs, the hinge brackets 11 are provided with the hinge shafts 15, the two ends of the hinge shaft 15 protrude out of the hinge brackets 11, the hinge shaft 15 protruding out of the hinge brackets 11 is sleeved with the connecting bracket 13, the connecting bracket 13 is connected with the support frame 2, further, the hinge bracket 11 is sleeved with the shaft sleeve a12 between the hinge bracket 11 and the hinge shaft 15, the shaft sleeve b14 is sleeved between the connecting bracket 13 and the hinge shaft 15, the inner cavity at the two ends of the shaft sleeve a12 is sleeved with the shaft sleeve c16, the shaft sleeve c16 is sleeved on the hinge shaft 15, and through the shaft sleeve a12, the shaft sleeve b14 and the shaft sleeve c16, during the use process, the wear of the connecting bracket 13, the hinge bracket 11 and the hinge shaft 15 is reduced, the service lives of the connecting bracket 13, the hinge bracket 11 and the hinge shaft 15 are ensured, and when the shaft sleeve a12, the shaft sleeve b14 and the shaft sleeve c16 are worn, they can be replaced during the maintenance, and the shaft sleeve a12, the shaft sleeve b14 and the shaft sleeve c16 are easy to process and manufacture, so that the maintenance cost is reduced.

In this embodiment, articulated shaft 15's both ends are provided with the step, install cardboard 17 on the lateral wall of link 13, and cardboard 17 card is on the step, thereby make articulated shaft 15 unable emergence rotation through cardboard 17, reduced articulated shaft 15 by the risk of wearing and tearing, guaranteed articulated shaft 15's life.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. The utility model provides a multi freedom's bow member installation mechanism, is including articulated seat, support frame and fixture, the bottom of support frame articulates articulated seat is last, install at the top of support frame articulated seat, its characterized in that: the articulated seat is further articulated with a swing oil cylinder, the swing oil cylinder is positioned on one side of the support frame, a piston rod of the swing oil cylinder is articulated with the articulated seat, the clamping mechanism comprises a first clamping part and a second clamping part, the top of the support frame is provided with a base, the base is provided with a mounting plate in pair, a workpiece placing platform is installed on the top of the mounting plate, the first clamping part and the second clamping part are rotatably installed between the two mounting plates, the first clamping part is positioned on one side of the support frame, the second clamping part is positioned on the other side of the support frame, the first clamping part is further articulated with a connecting rod, the other end of the connecting rod is articulated with the second clamping part, the connecting rod is positioned between the workpiece placing platform and the base, and a clamping oil cylinder is rotatably installed between the two mounting plates, and a piston rod of the clamping oil cylinder is hinged with the end part of the first clamping part far away from the second clamping part.

2. The multiple degree of freedom arch mounting mechanism of claim 1, wherein: the hinge seat is provided with hinge frames in pairs, hinge shafts penetrate through the hinge frames, two ends of each hinge shaft protrude out of the hinge frames, the hinge shafts protruding out of the hinge frames are sleeved with connecting frames, and the connecting frames are connected with the supporting frames.

3. The multiple degree of freedom arch mounting mechanism of claim 2, wherein: a shaft sleeve a is sleeved between the hinge frame and the hinge shaft.

4. The multiple degree of freedom arch mounting mechanism of claim 3, wherein: and a shaft sleeve b is sleeved between the connecting frame and the articulated shaft.

5. The multiple degree of freedom arch mounting mechanism of claim 4, wherein: and the inner cavities at the two ends of the shaft sleeve a are sleeved with shaft sleeves c, and the shaft sleeves c are sleeved on the articulated shaft.

6. The multiple degree of freedom arch mounting mechanism of claim 5, wherein: the two ends of the hinged shaft are provided with steps, the outer side wall of the connecting frame is provided with a clamping plate, and the clamping plate is clamped on the steps.

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