CN218759957U - Multi-angle tongs and support arm - Google Patents

Abstract

The utility model provides a multi-angle gripper and a support arm, wherein the multi-angle gripper comprises a support box body; adjusting the support; the first driving piece is used for driving the adjusting support to do pitching motion; the rotary speed reducer is rotationally connected with the adjusting support; the second driving piece is used for driving the rotary speed reducer to do swing motion; and the gripper assembly is mounted at the driving end of the rotation speed reducer so as to be driven by the rotation speed reducer to do rotation motion, and when the adjusting support does pitching motion and/or the rotation speed reducer does swinging motion, the gripper assembly synchronously performs pitching motion and/or swinging motion. The gripper assembly has pitching motion, swinging motion and rotating motion, and each motion runs independently, so that the gripper assembly can change and adjust multiple dimensions at the same time, and a rapid, efficient and accurate arch erecting process is realized in a complex operation environment.

Description

Multi-angle tongs and support arm

Technical Field

The utility model relates to a machinery tongs technical field particularly, relates to a multi-angle tongs and support arm.

Background

In the tunnel construction process, need use supporting construction to support the tunnel to prevent that the tunnel wall from collapsing, current supporting construction mainly is the bow member structure, and the mounted position of bow member in the tunnel all has strict size control. The complete arch frame is formed by combining a plurality of sections of small arch frames, so that the multi-posture position adjustment of the grabbing arch frame is needed at the butt joint part, and the two sections of arch frames can be perfectly attached. The existing gripper structure can only adjust the left-right swing angle of the arch frame in one plane, but the longitudinal deflection angle of the arch frame is not available, so that the vertical arch is difficult to butt, and the construction efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least.

Therefore, the utility model provides a multi-angle tongs.

The utility model provides a multi-angle tongs, include:

supporting the box body;

the adjusting support is rotatably connected with the end part of the supporting box body;

one end of the first driving piece is hinged with the supporting box body, and the other end of the first driving piece is hinged with the adjusting support, wherein the first driving piece is used for driving the adjusting support to do pitching motion;

the rotary speed reducer is rotationally connected with the adjusting support;

one end of the second driving piece is hinged with the side wall surface of the adjusting support, and the other end of the second driving piece is hinged with the rotary speed reducer, wherein the second driving piece is used for driving the rotary speed reducer to do swinging motion;

and the gripper assembly is mounted at the driving end of the rotation speed reducer so as to be driven by the rotation speed reducer to do rotation motion, and when the adjusting support does pitching motion and/or the rotation speed reducer does swinging motion, the gripper assembly synchronously performs pitching motion and/or swinging motion.

The utility model provides a multi-angle tongs, including supporting box, regulation support, first driving piece, slewing reducer, second driving piece and tongs subassembly. Wherein, the one end of supporting box is used for being connected with the arm, and the other end constitutes pivoted connection structure with adjusting the support, consequently, when the drive end of first driving piece was telescopic motion, can drive and adjust the support and do pitch motion to adaptation operating mode's demand. Connecting support and rotary reducer constitutes pivoted connection structure, consequently, when the drive end of second driving piece is concertina movement, can drive rotary reducer and do the swing motion to adaptation operating mode's demand. On the basis, the rotary driver can drive the gripper assembly to do rotary motion, namely the gripper assembly can rotate 360 degrees, so that complex working condition requirements during arch erection are met. That is to say, the tongs subassembly of this technical scheme has pitching motion, swing motion and gyration motion, and each motion independent operation to make tongs subassembly can carry out the change and the adjustment of a plurality of dimensions at the same time, thereby realize quick, high-efficient and accurate arch process of founding in comparatively complicated operational environment. It should be noted that the first driving member and the second driving member may be one of a hydraulic cylinder, an air cylinder or an electric push rod.

According to the utility model discloses above-mentioned technical scheme's multi-angle tongs can also have following additional technical characteristics:

in the above technical solution, the supporting box body is provided with a first hinge frame, the first hinge frame forms a first hinge point, and one end of the first driving member is hinged to the first hinge point; and

at least part of the adjusting support forms a second hinge point, and the other end of the first driving piece is hinged to the second hinge point;

when the first driving part drives the adjusting bracket to do pitching motion, two ends of the first driving part have certain freedom degrees at the first hinge point and the second hinge point.

In this technical scheme, first articulated frame sets up the outer wall at the supporting box and forms first pin joint, the non-drive end of first driving piece constitutes hinge structure at first hinge point and first articulated frame, and the drive end of first driving piece then articulates the second pin joint that adjusts the support and form, consequently, the both ends homoenergetic of first driving piece can rotate certain angle, certain degree of freedom has, when pitching motion is done to the support as the drive of first driving piece regulation, because its both ends have the degree of freedom, consequently can offset some effort through the pivoted mode, avoid first driving piece to receive great external force and damage.

In the above technical solution, a third hinge point is formed at an end of the supporting box, and the adjusting support is hinged to the third hinge point;

and the adjusting support performs pitching motion by taking the third hinged point as a central point.

In this technical scheme, the tip of supporting box and regulation support constitute articulated form, therefore when first driving piece drives, adjust the support and use the third hinge point as the central point and do the pitch motion to this demand that satisfies the operation.

In the above technical solution, two side wall surfaces of the adjusting support are provided with second hinge brackets, the second hinge brackets form a fourth hinge point, and at least a part of the second driving member is hinged to the fourth hinge point; and

the rotary speed reducer is provided with a third hinge frame, a fifth hinge point is formed on the third hinge frame, and the driving end of the second driving piece is hinged to the fifth hinge point;

when the second driving member drives the rotary speed reducer to swing, two ends of the second driving member have certain degrees of freedom at the fourth hinge point and the fifth hinge point.

In this technical scheme, the second hinge bracket sets up at the both sides wall face of adjusting the support and forms the fourth pin joint, the part that the second driving piece is close to the non-drive end articulates at the fourth pin joint, and the drive end of second driving piece then articulates at the fifth pin joint that is located the third hinge bracket, consequently, the both ends of second driving piece can rotate certain angle, certain degree of freedom has promptly, when the second driving piece drives the action, along with slewing reducer's swing, corresponding rotation is also carried out at the both ends of second driving piece, with this offset part external force, and adaptation slewing reducer's swing.

In the above technical scheme, a connection point of the adjusting support and the rotary speed reducer is a sixth hinge point, and the rotary speed reducer performs swing motion by using the sixth hinge point as a central point.

In this technical scheme, adjust support and slewing reducer and constitute hinge structure, and the tie point definition is the sixth pin joint, and when slewing reducer was driven by the second driving piece, slewing reducer used the sixth pin joint as the swing of central point to this satisfies different operating modes. It should be noted that the pitching motion of the adjusting support and the swinging motion of the rotation reducer both indirectly drive the gripper assembly to perform synchronous motion, and the technical scheme also mainly protects the process that the swinging motion, the pitching motion and the rotating motion of the gripper assembly are independent and can be performed synchronously.

In the above technical scheme, the tongs subassembly includes:

the gripper support is connected with the driving end of the rotary speed reducer;

the fourth hinge frames are arranged on two sides of the hand grip support, and form a seventh hinge point;

the side wall surface of the hand grip is hinged with the seventh hinge point;

the driving end of the third driving piece forms an eighth hinge point, the gripper is hinged to the eighth hinge point, and the third driving piece is used for driving the gripper to perform clamping motion by taking a seventh hinge point as a central point.

In this technical scheme, tongs subassembly comprises tongs support, fourth articulated frame, tongs and third driving piece. Wherein, the tongs support is connected with the rotary speed reducer, preferably, a detachable structure in a bolt form can be adopted, so that the tongs support is convenient to disassemble and assemble. And fourth hinge frames are arranged on two side wall surfaces of the gripper support, and the two fourth hinge frames form a group and form a hinge structure with one gripper, so that the flexibility of the gripper is ensured. The driving end of the third driving piece and the end part of the hand grip form a hinged structure, so that when the driving end of the third driving piece makes telescopic motion, the hand grip is driven to make clamping motion by taking the seventh hinged point as a central point, and the arch centering is gripped. The tongs of this technical scheme is by third driving piece direct drive, can guarantee the stability of tongs clamping-force, avoids the bow member to drop midway.

In the technical scheme, dense insections are formed on the end faces of the parts, in contact with the arch centering, of the hand grips.

In the technical scheme, dense insections are formed on the end faces of the portions, in contact with the arch centering, of the hand grips, and the insections are designed to improve the friction force between the end faces and the arch centering and ensure the stability of clamping the arch centering.

The utility model also provides a support arm, include:

a boom;

according to the multi-angle gripper in any one of the technical schemes, the supporting box body is connected with the arm support.

The support arm provided by the technical scheme has all the beneficial effects in the technical scheme, and the description is omitted.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a perspective view of the multi-angle gripper of the present invention;

figure 2 is the structure diagram of the gripper in the multi-angle gripper of the utility model.

Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 2 is:

1. supporting the box body; 2. adjusting the support; 3. a first driving member; 4. a slewing reducer; 5. a second driving member; 6. a first hinge frame; 7. a first hinge point; 8. a second hinge point; 9. a third hinge point; 10. a second hinge frame; 11. a fourth hinge point; 12. a third hinge frame; 13. a fifth hinge point; 14. a sixth hinge point; 15. a gripper support; 16. a fourth hinge frame; 17. a seventh hinge point; 18. a gripper; 19. a third driving member; 20. an eighth hinge point; 21. insection.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

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 therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

A multi-angle grip and arm according to some embodiments of the present invention is described below with reference to fig. 1-2.

Some embodiments of the present application provide a multi-angle grip.

As shown in fig. 1 to 2, a first embodiment of the present invention provides a multi-angle gripper, including:

supporting the box body 1;

the adjusting support 2 is rotatably connected with the end part of the supporting box body 1;

one end of the first driving part 3 is hinged with the supporting box body 1, and the other end of the first driving part 3 is hinged with the adjusting support 2, wherein the first driving part 3 is used for driving the adjusting support 2 to do pitching motion;

the rotary speed reducer 4 is rotationally connected with the adjusting support 2;

one end of the second driving piece 5 is hinged with the side wall surface of the adjusting support 2, and the other end of the second driving piece 5 is hinged with the rotary speed reducer 4, wherein the second driving piece 5 is used for driving the rotary speed reducer 4 to swing;

and the gripper assembly is mounted at the driving end of the rotation speed reducer 4 and is driven by the rotation speed reducer 4 to do rotation motion, wherein when the adjusting support 2 does pitching motion and/or the rotation speed reducer 4 does swinging motion, the gripper assembly synchronously does pitching motion and/or swinging motion.

The utility model provides a multi-angle tongs, including supporting box 1, regulation support 2, first driving piece 3, slewing reducer 4, second driving piece 5 and tongs subassembly. Wherein, the one end of supporting box 1 is used for being connected with the arm, and the other end constitutes pivoted connection structure with adjusting support 2, consequently, when the drive end of first driving piece 3 was concertina movement, can drive and adjust support 2 and be pitching motion to adaptation operating mode's demand. Connecting support and rotary reducer 4 and constituting pivoted connection structure, consequently, when the drive end of second driving piece 5 was concertina movement, can drive rotary reducer 4 and be swing motion to adaptation operating condition's demand. On the basis, the rotary driver can drive the gripper assembly to do rotary motion, namely the gripper assembly can rotate 360 degrees, so that complex working condition requirements during arch erection are met. That is to say, the tongs subassembly of this technical scheme has pitching motion, swing motion and gyration motion, and each motion independent operation to make tongs subassembly can carry out the change and the adjustment of a plurality of dimensions at the same time, thereby realize quick, high-efficient and accurate arch process of founding in comparatively complicated operational environment. It should be noted that the first driving member 3 and the second driving member 5 can be one of a hydraulic cylinder, an air cylinder or an electric push rod.

The second embodiment of the utility model provides a multi-angle gripper, and on the basis of the first embodiment, the supporting box body 1 is provided with a first hinge frame 6, the first hinge frame 6 forms a first hinge point 7, and one end of the first driving piece 3 is hinged to the first hinge point 7; and

at least part of the adjusting support 2 forms a second hinge point 8, and the other end of the first driving member 3 is hinged to the second hinge point 8;

when the first driving element 3 drives the adjusting bracket to perform a pitching motion, two ends of the first driving element 3 have a certain degree of freedom at the first hinge point 7 and the second hinge point 8.

In this embodiment, first hinge bracket 6 sets up at the outer wall of supporting box 1 and forms first pin joint 7, the non-drive end of first driving piece 3 constitutes hinge structure at first pin joint 7 with first hinge bracket 6, and the drive end of first driving piece 3 then articulates the second pin joint 8 that forms at regulation support 2, therefore, the both ends of first driving piece 3 all can rotate certain angle, certain degree of freedom has, when first driving piece 3 drive is adjusted support 2 and is the luffing motion, because its both ends have the degree of freedom, consequently can offset some effort through the pivoted mode, avoid first driving piece 3 to receive great external force and damage.

The utility model discloses a third embodiment provides a multi-angle tongs, and on the basis of any one of the above-mentioned embodiments, the tip of supporting box 1 forms third hinge point 9, adjust support 2 and hinge to third hinge point 9;

wherein, the adjusting support 2 makes a pitching motion by taking the third hinge point 9 as a central point.

In this embodiment, the end of the supporting box 1 and the adjusting support 2 are hinged, so that when the first driving member 3 is driven, the adjusting support 2 performs a pitching motion with the third hinge point 9 as a center point, thereby meeting the requirement of the operation.

The fourth embodiment of the present invention provides a multi-angle gripper, and on the basis of any of the above embodiments, the two side wall surfaces of the adjusting support 2 are provided with second hinge brackets 10, the second hinge brackets 10 form fourth hinge points 11, and at least a part of the second driving member 5 is hinged to the fourth hinge points 11; and

the rotary speed reducer 4 is provided with a third hinge frame 12, a fifth hinge point 13 is formed on the third hinge frame 12, and the driving end of the second driving member 5 is hinged to the fifth hinge point 13;

when the second driving member 5 drives the rotation reducer 4 to perform a swinging motion, two ends of the second driving member 5 have a certain degree of freedom at the fourth hinge point 11 and the fifth hinge point 13.

In this embodiment, the second hinge frame 10 is disposed on two side wall surfaces of the adjusting support 2 and forms a fourth hinge point 11, a portion of the second driving member 5 near the non-driving end is hinged to the fourth hinge point 11, and the driving end of the second driving member 5 is hinged to a fifth hinge point 13 located on the third hinge frame 12, so that two ends of the second driving member 5 can rotate by a certain angle, i.e. have a certain degree of freedom, when the second driving member 5 performs a driving action, along with the swing of the rotation reducer 4, two ends of the second driving member 5 also perform corresponding rotation, so as to counteract a portion of external acting force, and adapt to the swing of the rotation reducer 4.

The utility model discloses a fifth embodiment provides a multi-angle tongs, and on the basis of above-mentioned arbitrary embodiment, adjust support 2 with slewing reducer 4's tie point is sixth pin joint 14, slewing reducer 4 uses sixth pin joint 14 to be swing motion as the central point.

In the present embodiment, the adjusting support 2 and the rotation reducer 4 form a hinge structure, and the connection point is defined as a sixth hinge point 14, and when the rotation reducer 4 is driven by the second driving member 5, the rotation reducer 4 swings with the sixth hinge point 14 as a central point, so as to satisfy different working conditions. It should be noted that the above-mentioned pitching motion of the adjusting support 2 and the swinging motion of the rotation reducer 4 both indirectly drive the gripper assembly to perform synchronous motion, and what is important to protect in the technical solution is also the process in which the swinging motion, the pitching motion and the rotating motion of the gripper assembly are independent and can be performed synchronously.

The utility model discloses a sixth embodiment provides a multi-angle tongs, and on the basis of above-mentioned arbitrary embodiment, the tongs subassembly includes:

the gripper support 15 is connected with the driving end of the rotary speed reducer 4;

the fourth hinge frames 16 are arranged on two sides of the gripper support 15, wherein the fourth hinge frames 16 form seventh hinge points 17;

the hand grip 18, the side wall surface of the hand grip 18 is hinged with the seventh hinge point 17;

and a third driving member 19, a driving end of the third driving member 19 forms an eighth hinge point 20, the hand grip 18 is hinged to the eighth hinge point 20, wherein the third driving member 19 is used for driving the hand grip 18 to perform clamping movement by taking the seventh hinge point 17 as a center point.

In this embodiment, the gripper assembly is composed of a gripper seat 15, a fourth hinge bracket 16, a gripper 18, and a third driving member 19. Wherein the gripper support 15 and the rotation reducer 4 are connected, preferably, a detachable structure in the form of a bolt may be adopted, thereby facilitating the disassembly and assembly of the gripper support 15. Fourth hinge frames 16 are installed on both side wall surfaces of the hand grip support 15, and two fourth hinge frames 16 are grouped and form a hinge structure with one hand grip 18, thereby ensuring the flexibility of the hand grip 18. The driving end of the third driving member 19 and the end of the hand grip 18 form a hinge structure, so that when the driving end of the third driving member 19 makes a telescopic motion, the hand grip 18 is driven to make a clamping motion by taking the seventh hinge point 17 as a central point, thereby gripping the arch. The tongs 18 of this technical scheme is by the direct drive of third driving piece 19, can guarantee the stability of tongs 18 clamping-force, avoids the bow member to drop midway.

The seventh embodiment of the present invention provides a multi-angle gripper, and on the basis of any of the above embodiments, the gripper 18 forms an intensive insection 21 with a partial end surface of the arch contact.

In the embodiment, the dense insections 21 are formed on the end surface of the portion of the hand grip 18 contacting with the arch, and the insections 21 are designed to improve the friction force between the end surface and the arch and ensure the stability of clamping the arch.

The utility model discloses an eighth embodiment provides a support arm, include:

a boom;

according to the multi-angle gripper in any one of the technical schemes, the supporting box body is connected with the arm support.

The support arm provided by the technical scheme has all the beneficial effects in the technical scheme, and the details are not repeated.

In this specification, the schematic representations of the terms used above do not necessarily 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.

Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. A multi-angle grip, comprising:

a support box body (1);

the adjusting support (2) is rotatably connected with the end part of the supporting box body (1);

one end of the first driving piece (3) is hinged with the supporting box body (1), the other end of the first driving piece is hinged with the adjusting support (2), and the first driving piece (3) is used for driving the adjusting support (2) to do pitching motion;

the rotary speed reducer (4) is rotationally connected with the adjusting support (2);

one end of the second driving piece (5) is hinged with the side wall surface of the adjusting support (2), and the other end of the second driving piece is hinged with the rotary speed reducer (4), wherein the second driving piece (5) is used for driving the rotary speed reducer (4) to swing;

the gripper assembly is mounted at the driving end of the rotary speed reducer (4) and driven by the rotary speed reducer (4) to do rotary motion, and when the adjusting support (2) does pitching motion and/or the rotary speed reducer (4) does swinging motion, the gripper assembly synchronously does pitching motion and/or swinging motion.

2. The multi-angle hand grip of claim 1,

the supporting box body (1) is provided with a first hinge frame (6), the first hinge frame (6) forms a first hinge point (7), and one end of the first driving piece (3) is hinged to the first hinge point (7); and

at least part of the adjusting support (2) forms a second hinge point (8), and the other end of the first driving part (3) is hinged to the second hinge point (8);

when the first driving part (3) drives the adjusting support to do pitching motion, two ends of the first driving part (3) have certain freedom degrees at the first hinge point (7) and the second hinge point (8).

3. The multi-angle hand grip of claim 2,

a third hinged point (9) is formed at the end part of the supporting box body (1), and the adjusting support (2) is hinged to the third hinged point (9);

the adjusting support (2) performs pitching motion by taking the third hinged point (9) as a central point.

4. The multi-angle hand grip of claim 3,

two side wall surfaces of the adjusting support (2) are provided with second hinged frames (10), the second hinged frames (10) form fourth hinged points (11), and at least part of the second driving part (5) is hinged to the fourth hinged points (11); and

the rotary speed reducer (4) is provided with a third hinge frame (12), a fifth hinge point (13) is formed on the third hinge frame (12), and the driving end of the second driving piece (5) is hinged to the fifth hinge point (13);

when the second driving part (5) drives the rotary speed reducer (4) to swing, two ends of the second driving part (5) have certain degrees of freedom at the fourth hinge point (11) and the fifth hinge point (13).

5. The multi-angle hand grip of claim 4,

the adjusting support (2) and the connecting point of the rotary speed reducer (4) are sixth hinge points (14), and the rotary speed reducer (4) swings by taking the sixth hinge points (14) as a central point.

6. The multi-angle hand grip of any one of claims 1 to 5, wherein the hand grip assembly includes:

the gripper support (15) is connected with the driving end of the rotary speed reducer (4);

the fourth hinged frames (16) are arranged on two sides of the hand grip support (15), wherein the fourth hinged frames (16) form seventh hinged points (17);

the side wall surface of the hand grip (18) is hinged with the seventh hinge point (17);

the driving end of the third driving piece (19) forms an eighth hinge point (20), the hand grip (18) is hinged to the eighth hinge point (20), and the third driving piece (19) is used for driving the hand grip (18) to perform clamping movement by taking a seventh hinge point (17) as a center point.

7. The multi-angle grip of claim 6, wherein the portions of the end surfaces of the grip (18) that contact the arch form closely spaced insections (21).

8. A mounting arm, comprising:

a boom;

the multi-angle gripper as claimed in any one of claims 1 to 7, wherein the support box is connected to the arm support.

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