阅读说明：本技术 一种建筑施工用的液压弯管机 (Hydraulic pipe bender for building construction ) 是由 章旭江 程勇俊 李亚龙 王超迪 沈垚 于 2020-07-25 设计创作，主要内容包括：本发明公开了一种建筑施工用的液压弯管机,涉及建筑施工领域,设置有自动更换机构,通过设置有自动更换机构可以针对用于折弯的工具进行自动更换,方便使用节省人力,现有的折弯装置多为在外部直接施力压迫管道变形折弯,但是这种方式可能会导致管道发生不可用形变,如管道发生折断或者直接被压扁,因此,所述定位部件包括伸缩连接杆和限定软轴,且所述限定软轴上设置有电热元件,通过伸缩连接杆可以将所述限定软轴推动至管道折弯位置的内部,通过限定软轴在管道内部起到支撑左右防止其发生不可用形变,通过设置有电热元件可以针对管道的局部进行加热以提高其可塑性,使得折弯更加可靠。(The invention discloses a hydraulic pipe bender for building construction, which relates to the field of building construction, is provided with an automatic replacing mechanism, can automatically replace a tool for bending by the automatic replacing mechanism, is convenient to use and saves labor, the existing bending device mostly directly applies force to press a pipeline to deform and bend at the outside, but the mode can cause the pipeline to generate unavailable deformation, such as the pipeline is broken or directly flattened, therefore, a positioning component comprises a telescopic connecting rod and a limiting flexible shaft, an electric heating element is arranged on the limiting flexible shaft, the limiting flexible shaft can be pushed to the inner part of a pipeline bending position through the telescopic connecting rod, the limiting flexible shaft plays a role of supporting the inner part of the pipeline to prevent the pipeline from generating unavailable deformation, and the local part of the pipeline can be heated by the electric heating element to improve the plasticity of the pipeline, so that the bending is more reliable.)

1. A hydraulic pipe bender for building construction is characterized by comprising a pipe bender base plate (3), wherein a plurality of fixed supporting frames (1) for supporting and fixing are fixedly arranged on the lower surface of the pipe bender base plate (3), a lifting push plate (4) is movably arranged at one end of the pipe bender base plate, a movable supporting column (2) with a lifting mechanism is fixedly connected to the lower surface of the lifting push plate (4), an automatic replacing mechanism is further arranged above the pipe bender base plate (3), the automatic replacing mechanism comprises a gantry supporting frame (9), a fixed transverse support (10) and a tool containing frame (11), one end of the gantry supporting frame (9) is fixedly connected to the pipe bender base plate (3), the other end of the gantry supporting frame is fixedly connected with the fixed transverse support (10), and a clamping structure for clamping the fixed transverse support (10) and the tool containing frame (11) in a sliding manner is arranged between the fixed transverse support (10, the tool storage rack (11) is provided with a plurality of clamping notches with C-shaped cross sections and each clamping notch is internally and uniformly connected with a bent pipe push rod (12), the upper surface of the pipe bending machine base plate (3) is fixedly provided with a bent pipe fixing block (29) which is arc-shaped, the bent pipe push rod (12) is close to one end of the bent pipe fixing block (29) is fixedly provided with a bent pipe forming block (17) which is semi-cylindrical and is provided with a cylindrical section which is positioned in the clamping notch, a pressing frame (16) used for pressing the bent pipe push rod (12) is arranged above the fixing transverse support (10), a limiting structure (8) fixedly connected to the pipe bending machine base plate (3) is arranged below the pressing frame, a first push block (5), a second push block (7) and a driving supporting rod (6) used for driving the bent pipe push rod (12) to advance are further arranged, a power structure for driving the tool storage rack (11) to move is further arranged; a side support plate (18) and an upper end fixing plate (19) are fixedly arranged above the (3), a positioning mechanism is also arranged above the upper end fixing plate (19), the positioning mechanism comprises an upper end movable plate (21) and a telescopic drive (22) for driving the upper end movable plate (21) to move, one end of the upper end movable plate (21) is fixedly connected with a side positioning plate (24), a plurality of positioning through holes (23) with different diameters are arranged on the side positioning plate (24), the other end of the upper end movable plate (21) is provided with a plurality of holding grooves, and L-shaped positioning brackets (25) are movably arranged in the holding grooves, an extension spring (28) used for connecting the upper end movable plate (21) and one end of the positioning support (25) is arranged between the upper end movable plate and the positioning support, and a positioning component used for positioning the position of the pipeline is arranged at the other end of the positioning support.

2. The hydraulic pipe bender for building construction according to claim 1, wherein the clamping structure comprises a dovetail groove formed on the tool receiving rack (11) and a dovetail block fixedly connected to the fixed cross bracket (10).

3. The hydraulic pipe bender for building construction according to claim 2, characterized in that the power structure comprises a driving gear (14), a driving motor (15) and a driving rack (20), the driving motor (15) is fixedly arranged and is in driving connection with the driving gear (14), the driving rack (20) is fixedly connected to the tool storage rack (11) and is in meshing connection with the driving gear (14), the driving motor (15) is a three-phase asynchronous motor, and a control box for controlling the driving motor (15) is further provided.

4. The hydraulic pipe bender according to claim 3, wherein said lifting mechanism is a hydraulic lifting mechanism.

5. The hydraulic bender for building construction according to claim 4, characterized in that said telescopic drive (22) comprises a hydraulic cylinder and a piston rod.

6. The hydraulic pipe bender according to claim 5, characterized in that the side profile of the pipe bending forming block (17) is arc-shaped and the side and the inner side of the upper end fixing plate (19) are provided with energy-absorbing cushion layers made of elastic deformation plastic materials.

7. The hydraulic pipe bender for building construction according to claim 6, characterized in that the fixed support (1) is provided with a moving mechanism.

8. The hydraulic pipe bender for building construction according to any of the claims 1 to 7, characterized in that the positioning component comprises a telescopic connecting rod (26) and a limiting flexible shaft (27), and the limiting flexible shaft (27) is provided with an electric heating element.

Technical Field

The invention relates to the technical field of building construction, in particular to a hydraulic pipe bender for building construction.

Background

A hydraulic pipe bender is a novel pipe bending tool with pipe bending and jacking functions, and is mainly used for installing and repairing pipelines in factories, warehouses, wharfs, buildings, railways, automobiles and the like. The hydraulic pipe bender for building construction is provided, and the hydraulic pipe bender for bending pipes with different pipe diameters can be automatically replaced by the aid of tools with different specifications.

Disclosure of Invention

The invention aims to provide a hydraulic pipe bender for building construction, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a hydraulic pipe bender for building construction comprises a pipe bender bottom plate, wherein a plurality of fixed supports for supporting and fixing are fixedly arranged on the lower surface of the pipe bender bottom plate, a lifting push plate is movably arranged at one end of the pipe bender bottom plate, a movable support column with a lifting mechanism is fixedly connected to the lower surface of the lifting push plate, an automatic replacing mechanism is further arranged above the pipe bender bottom plate and comprises a gantry support frame, a fixed transverse support and a tool containing frame, one end of the gantry support frame is fixedly connected to the pipe bender bottom plate, the other end of the gantry support frame is fixedly connected with the fixed transverse support, a clamping structure for slidably clamping the fixed transverse support and the tool containing frame is arranged between the fixed transverse support and the tool containing frame, a plurality of clamping notches with C-shaped cross sections are formed in the tool containing frame, and a pipe bending push rod is clamped in each clamping notch, the upper surface of the bottom plate of the pipe bending machine is fixedly provided with an arc-shaped bent pipe fixing block, one end of the bent pipe push rod, which is close to the bent pipe fixing block, is fixedly provided with a semi-cylindrical bent pipe forming block, and a cylindrical section which is positioned in the clamping gap is arranged on the bent pipe forming block, a downward pressing frame for pressing the bent pipe push rod is arranged above the fixing transverse support, a limiting structure which is fixedly connected to the bottom plate of the pipe bending machine is arranged below the fixing transverse support, a first push block, a second push block, a driving support rod for driving the bent pipe push rod to move forwards are further arranged, and a power structure for driving the tool containing frame to move; the fixed side extension board and the upper end fixed plate that is provided with in top, upper end fixed plate top still is provided with positioning mechanism, positioning mechanism includes the upper end fly leaf and is used for the drive the flexible drive that the upper end fly leaf removed, upper end fly leaf one end fixedly connected with side locating plate just set up the different positioning hole of a plurality of diameters on the side locating plate, a plurality of holding tanks just have been seted up to the upper end fly leaf other end the holding tank internalization is provided with the locating support that is "L" shape, the one end of locating support with be provided with between the upper end fly leaf and be used for connecting extension spring between them, the other end is provided with the locating part that is.

As a further scheme of the invention: the clamping structure comprises a dovetail groove formed in the tool storage rack and a dovetail block fixedly connected to the fixed transverse support.

As a still further scheme of the invention: the power structure includes drive gear, driving motor and drive rack, driving motor is fixed to be set up and its drive is connected drive gear, drive rack fixed connection be in on the instrument storage rack and its with the drive gear meshing is connected, driving motor is three-phase asynchronous motor, still is provided with and is used for control driving motor's control box.

As a still further scheme of the invention: the lifting mechanism is a hydraulic lifting mechanism.

As a still further scheme of the invention: the telescopic driving telescopic driver comprises a hydraulic cylinder and a piston rod.

As a still further scheme of the invention: the side profile of the elbow forming block is arc-shaped, the side surface of the elbow forming block and the inner side of the upper end fixing plate are both provided with energy-absorbing cushion layers made of elastic deformation plastic materials.

As a still further scheme of the invention: the fixed support is provided with a moving mechanism.

As a still further scheme of the invention: the positioning component comprises a telescopic connecting rod and a limiting flexible shaft, and an electric heating element is arranged on the limiting flexible shaft.

Compared with the prior art, the invention has the beneficial effects that:

be provided with automatic change mechanism, can carry out automatic change to the instrument that is used for bending through being provided with automatic change mechanism, facilitate the use and use manpower sparingly, current bending device mostly is outside direct application of force oppression pipeline deformation and bends, but this kind of mode probably leads to the pipeline to take place unavailable deformation, takes place to break or directly to be flattened if the pipeline, consequently, locating part includes telescopic link and injects the flexible axle, just be provided with electric heating element on the injectting the flexible axle, can with through telescopic link inject the flexible axle and promote to the inside of pipeline position of bending, play the support through injectting the flexible axle inside the pipeline and prevent that it from taking place unavailable deformation about, can heat in order to improve its plasticity through being provided with electric heating element to the part of pipeline for bend more reliably.

Drawings

Fig. 1 is a schematic sectional view of a hydraulic pipe bender for building construction according to the present invention.

Fig. 2 is a partially enlarged schematic structural view of a hydraulic pipe bender for building construction according to the present invention.

Fig. 3 is a schematic perspective view of a part of a hydraulic pipe bender for building construction according to the present invention.

Fig. 4 is a schematic perspective view of another part of the hydraulic pipe bender for building construction according to the present invention.

In the figure: the pipe bending machine comprises a fixed support 1, a movable support column 2, a pipe bending machine bottom plate 3, a lifting push plate 4, a first push block 5, a driving support rod 6, a second push block 7, a limiting structure 8, a gantry support frame 9, a fixed transverse support 10, a tool storage frame 11, a pipe bending push rod 12, a clamping groove 13, a driving gear 14, a driving motor 15, a pressing frame 16, a pipe bending forming block 17, a side support plate 18, an upper end fixing plate 19, a driving rack 20, an upper end movable plate 21, a telescopic driving 22, a positioning through hole 23, a side positioning plate 24, a positioning support 25, a telescopic connecting rod 26, a limiting flexible shaft 27, a stretching spring 28 and a pipe bending fixing block 29.

Detailed Description

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention.