CN215847705U

CN215847705U - Clamping mechanism for thin-wall steel pipe

Info

Publication number: CN215847705U
Application number: CN202022241529.6U
Authority: CN
Inventors: 李茂华; 温洪新; 张松明; 边光辉
Original assignee: Tangshan Zhengyuan Pipe Industry Co ltd; Tianjin Youfa Steel Pipe Group Co Ltd
Current assignee: Tangshan Zhengyuan Pipe Industry Co ltd; Tianjin Youfa Steel Pipe Group Co Ltd
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2022-02-18
Anticipated expiration: 2030-10-10

Abstract

The utility model provides a clamping mechanism for a thin-walled steel pipe, which comprises a fixed clamping seat, a clamping mechanism and a clamping mechanism, wherein the fixed clamping seat comprises a first supporting block and a second supporting block, and a gap is reserved between the first supporting block and the second supporting block; the active clamping block is arranged above the fixed clamping seat, can be close to or far away from the fixed clamping seat, and is smaller than a gap between the first supporting block and the second supporting block; v-shaped grooves are formed in the first supporting block, the second supporting block and the active clamping block in an opposite mode. The utility model adopts the matching of the first supporting block, the second supporting block and the active clamping block to clamp the steel pipe, and prevents the side wall of the steel pipe at the same position from being stressed at the same time by using the mode that the active clamping block is arranged right above the gap between the first supporting block and the second supporting block, thereby reducing the damage to the side wall of the steel pipe.

Description

Clamping mechanism for thin-wall steel pipe

Technical Field

The utility model belongs to the field of steel pipe processing equipment, and particularly relates to a fixer for a thin-wall steel pipe.

Background

In the steel pipe course of working, in order to prolong the life of steel pipe, plate one deck zinc on the pipe wall of steel pipe usually, in order to prevent that the steel pipe from rustting, carry the predetermined position after at the steel pipe, need press from both sides tight fixed to the steel pipe, in order to wait to carry out processing on next step, but current clamp fastening fixing device often utilizes the V-arrangement piece of two relative settings to press from both sides the steel pipe tight, at the in-process of production thin wall steel pipe, because steel pipe wall intensity is lower, cause flat pit to the pipe wall easily, influence the steel pipe quality, reduce product quality.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to a clamping mechanism for a thin-walled steel tube, so as to clamp the steel tube and prevent damage to the side wall of the steel tube.

In order to achieve the purpose, the technical scheme of the utility model is realized as follows:

a clamping mechanism for a thin-wall steel pipe comprises

The fixed clamping seat comprises a first supporting block and a second supporting block, and a gap is reserved between the first supporting block and the second supporting block;

the active clamping block is arranged above the fixed clamping seat, can be close to or far away from the fixed clamping seat, and is smaller than a gap between the first supporting block and the second supporting block;

v-shaped grooves are formed in the first supporting block, the second supporting block and the active clamping block in an opposite mode.

Furthermore, a base plate is fixedly arranged above the active clamping block, a hinge lug is fixedly arranged on the upper surface of the active clamping block, a long hole is formed in the base plate along the length direction of the clamping block, the bottom end of a connecting rod is hinged to the hinge lug, the top end of the connecting rod penetrates through the long hole to be rotatably connected with a sliding block, and the sliding block can move along the length direction of the long hole.

Furthermore, the upper surface of the substrate is fixedly provided with a slide rail, the slide block is connected with the slide rail in a sliding manner, and the slide block is connected with a piston rod of an air cylinder.

Furthermore, the hinge lug is provided with a sliding hole in the vertical direction, a pressing block is arranged in the sliding hole, a spring is arranged between the pressing block and the upper surface of the active clamping block, one end of the spring abuts against the active clamping block, and the other end of the spring abuts against the pressing block.

Furthermore, guide grooves are formed in two sides of the pressing block, and the edges of the sliding holes are arranged in the guide grooves.

Furthermore, the active clamping block and the pressing block oppositely extend out of the positioning column, and two ends of the spring are sleeved on the positioning column.

Furthermore, two guide posts vertically extend upwards from the positioning active clamping block, guide sleeves corresponding to the guide posts are fixedly arranged on the substrate, and the guide posts are arranged in the guide sleeves.

Compared with the prior art, the clamping mechanism for the thin-wall steel pipe has the following advantages:

the steel pipe clamping device adopts the matching of the first supporting block, the second supporting block and the active clamping block to clamp the steel pipe, and prevents the side walls of the steel pipe at the same position from being stressed at the same time by utilizing the mode that the active clamping block is arranged right above the gap between the first supporting block and the second supporting block so as to reduce the damage to the side walls of the steel pipe;

The slide block is adopted to drive the connecting rod to enable the active clamping block to move downwards, so that the speed of the active clamping block is gradually reduced in the downward movement process, and the impact on the side wall of the steel pipe is reduced;

through the mode that sets up the spring on articulated ear, the impact that further reduction steel pipe received protects the steel pipe.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is an overall schematic view of a clamping mechanism;

FIG. 2 is a schematic view of the connection between the connecting rod and the hinge lug;

fig. 3 is a schematic structural diagram of the compaction block.

Description of reference numerals:

1-fixing a clamping seat; 11-a first support block; 12-a second support block; 13-a base plate; 2, active clamping block; 21-V-shaped grooves; 22-hinge ear; 23-a sliding hole; 24-a compact block; 25-a locating post; 26-a guide groove; 27-a spring; 28-cylinder; 29-guide sleeve; 3-a substrate; 31-long holes; 32-a slide rail; 33-a slide block; 34-a connecting rod; 35-guide post.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "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 by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

The clamping mechanism for the thin-wall steel pipe comprises

The fixed clamping seat 1 comprises a first supporting block 11, a second supporting block 12 and a bottom plate 13, wherein the first supporting block 11 and the second supporting block 12 are fixedly arranged on the bottom plate 13, and a gap is reserved between the first supporting block 11 and the second supporting block 12;

the active clamping block 2 is arranged above the fixed clamping seat 1, the active clamping block 2 can be close to or far away from the fixed clamping seat 1, the width of the active clamping block 2 is smaller than a gap between the first supporting block 11 and the second supporting block 12, a section of steel pipe is erected on the first supporting block 11 and the second supporting block 12 in the working process, then the active clamping block 2 is pressed on the steel pipe, and the active clamping block 2 is arranged above the gap between the first supporting block 11 and the second supporting block 12;

v-shaped grooves 21 are formed in the first supporting block 11, the second supporting block 12 and the active clamping block 2 oppositely, and a steel pipe to be processed is fixed in the V-shaped grooves 21;

the base plate 3 is fixedly arranged above the active clamping block 2, two hinged lugs 22 are fixedly arranged on the upper surface of the active clamping block 2, two long holes 31 which are parallel to each other are formed in the base plate 3 along the length direction of the clamping block, two slide rails 32 which are parallel to the long holes 31 are fixedly arranged on the base plate 3, a slide block 33 is connected onto each slide rail 32 in a sliding manner, the bottom end of a connecting rod 34 is hinged to the hinged lugs 22, the top end of the connecting rod passes through the long holes 31 to be rotatably connected with a slide block 33, the slide block 33 can move along the length direction of the long holes 31, specifically, a slide hole 23 is formed in the hinged lugs 22 along the vertical direction, a pressing block 24 is arranged in each slide hole 23, a spring 27 is arranged between the pressing block 24 and the upper surface of the active clamping block 2, a positioning column 25 extends out of the pressing block 24 and the active clamping block 2, two ends of the spring 27 are respectively sleeved on the positioning column 25, and one end of the spring 27 abuts against the active clamping block 2, the other end of the connecting rod abuts against the pressing block 24, guide grooves 26 are formed in two sides of the pressing block 24, the edge of the sliding hole 23 is arranged in the guide grooves 26, the pressing block 24 is positioned by the aid of the guide grooves 26 in the two sides of the pressing block 24, the guide grooves 26 are prevented from being separated from the hinge lugs 22 in the movement process, in addition, in order to save occupied space, the two connecting rods 34 are arranged in a crossed mode, and one hinge lug 22 is arranged.

Two guide posts 35 vertically extend upwards from two ends of the positioning active clamping block 2, a guide sleeve 29 corresponding to the guide posts 35 is fixedly arranged on the substrate 3, the guide posts 35 are arranged in the guide sleeve 29, and when the slide block 33 drives the active clamping block 2 to move along the vertical direction, the guide posts 35 move in the cutter sleeve.

According to the clamping mechanism for the thin-wall steel pipe, in the working process, the steel pipe to be machined is conveyed to the position above the fixed clamping seat 1, then the air cylinder 28 is started, the active clamping block 2 moves downwards, the moving direction of the sliding block 33 is perpendicular to the moving direction of the active clamping block 2, so that when the included angle between the connecting rod 34 and the vertical direction is smaller than 45 degrees, when the moving speed of the sliding block 33 is unchanged, the moving speed of the active clamping block 2 is gradually reduced until the active clamping block 2 abuts against the steel pipe to be machined, and along with the continuous movement of the sliding block 33, the pressing block 24 presses the active pressing block 24 tightly against the steel pipe through the pressing spring 27 under the pressing block 24.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a clamping mechanism for thin wall steel pipe which characterized in that: comprises that

The fixed clamping seat (1) comprises a first supporting block (11) and a second supporting block (12), and a gap is reserved between the first supporting block (11) and the second supporting block (12);

the active clamping block (2) is arranged above the fixed clamping seat (1), the active clamping block (2) can be close to or far away from the fixed clamping seat (1), and the width of the active clamping block (2) is smaller than a gap between the first supporting block (11) and the second supporting block (12);

v-shaped grooves (21) are formed in the first supporting block (11), the second supporting block (12) and the active clamping block (2) in an opposite mode.

2. The clamping mechanism for the thin-walled steel tube according to claim 1, wherein: initiative clamp splice (2) top has set firmly a base plate (3), initiative clamp splice (2) upper surface has set firmly hinge lug (22), base plate (3) are opened along the splice length direction has slot hole (31), a connecting rod (34) bottom with hinge lug (22) are articulated, and slot hole (31) and a slider (33) rotation are passed on the top and are connected, slider (33) can be followed slot hole (31) length direction and moved.

3. The clamping mechanism for the thin-walled steel tube as claimed in claim 2, wherein: the upper surface of the base plate (3) is fixedly provided with a sliding rail (32), the sliding block (33) is connected with the sliding rail (32) in a sliding mode, and the sliding block (33) is connected with a piston rod of a cylinder (28).

4. The clamping mechanism for the thin-walled steel tube as claimed in claim 2, wherein: the hinge lug (22) is provided with a sliding hole (23) in the vertical direction, a pressing block (24) is arranged in the sliding hole (23), a spring (27) is arranged between the pressing block (24) and the upper surface of the active clamping block (2), one end of the spring (27) abuts against the active clamping block (2), and the other end of the spring abuts against the pressing block (24).

5. The clamping mechanism for the thin-walled steel tube as claimed in claim 4, wherein: guide grooves (26) are formed in two sides of the pressing block (24), and the edges of the sliding holes (23) are placed in the guide grooves (26).

6. The clamping mechanism for the thin-walled steel tube as claimed in claim 4, wherein: the active clamping block (2) and the pressing block (24) oppositely extend out of a positioning column (25), and two ends of the spring (27) are sleeved on the positioning column (25).

7. The clamping mechanism for the thin-walled steel tube as claimed in claim 2, wherein: two guide posts (35) vertically extend upwards from the active clamping block (2), guide sleeves (29) corresponding to the guide posts (35) are fixedly arranged on the base plate (3), and the guide posts (35) are arranged in the guide sleeves (29).