阅读说明：本技术 一种衬塑管衬塑层去除设备 (lining plastic pipe lining plastic layer removing equipment ) 是由 张维 尚宪和 胡斌 刘强 方江 边春华 赵蕾 娄骁 赵亮 赵永明 于 2019-11-14 设计创作，主要内容包括：本发明涉及钢管加工技术领域,具体公开了一种衬塑管衬塑层去除设备。一种衬塑管衬塑层去除设备,该设备包括机架机构、掏管机构以及动力机构,其中,利用机架机构对待加工的管道进行固定,掏管机构与机架机构相对固定,并利用掏管机构中的刀具,在动力机构对刀具的驱动下,对待加工管道内壁的衬塑层进行切割。该设备将掏管轴架设在工作台上,外接动力机构,用以掏管轴的轴向运动；工作台根据所要加工的管道的管径大小来调整高度,以达到掏管轴和加工管道同轴；第一次使用第一刀具将整块衬塑层平均的切分成四份；第二次使用第二刀具,将切分好的四块衬塑层与管道内壁进行分离,这样物理性质的去除方式更加的便捷,节能,无污染。(The invention relates to the technical field of steel pipe processing, and particularly discloses plastic lining pipe plastic lining layer removing equipment, plastic lining pipe plastic lining layer removing equipment, which comprises a rack mechanism, a pipe drawing mechanism and a power mechanism, wherein a pipeline to be processed is fixed by the rack mechanism, the pipe drawing mechanism and the rack mechanism are relatively fixed, a cutter in the pipe drawing mechanism is used for cutting the plastic lining layer on the inner wall of the pipeline to be processed under the driving of the power mechanism on the cutter, a pipe drawing shaft is erected on a workbench and is externally connected with the power mechanism for drawing the axial movement of the pipe shaft, the height of the workbench is adjusted according to the pipe diameter of the pipeline to be processed so as to enable the pipe drawing shaft to be coaxial with the pipeline to be processed, the whole plastic lining layer is averagely cut into four parts by the cutter at the th time, the four cut plastic lining layers are separated from the inner wall of the pipeline by the second cutter, and the removal mode of physical properties is more convenient, energy-saving and pollution-free.)

The device for removing the plastic lining layer of the plastic lining pipes is characterized by comprising a rack mechanism, a pipe drawing mechanism and a power mechanism, wherein the rack mechanism is used for fixing a pipeline to be processed, the pipe drawing mechanism and the rack mechanism are relatively fixed, a cutter in the pipe drawing mechanism is used, and the power mechanism drives the cutter to cut the plastic lining layer on the inner wall of the pipeline to be processed.

2. The kind of plastic-lined pipe plastic-lined layer removing equipment according to claim 1, characterized in that the frame mechanism includes a main body frame (1), guide rails (2) and a fixing frame (3), wherein, a plurality of parallel pipe flange fixing guide rails (2) are arranged on two side walls of the upper end of the main body frame (1) of the frame structure, the fixing frame (3) is arranged on the guide rails (2), the pipe to be processed is placed on the main body frame (1), and the pipe flanges at the front and rear ends of the pipe to be processed are fixed by the fixing frame (3).

3. The kind of lining plastic pipe lining plastic layer removing equipment according to claim 1, characterized in that, the pipe drawing mechanism comprises a pipe drawing frame (4), a workbench (5), a pipe drawing shaft (6) and cutter discs (7), wherein, the pipe drawing frame (4) is fixed on the frame mechanism, the workbench (5) is arranged on the pipe drawing frame (4), the workbench (5) can move up and down, the pipe drawing shaft (6) is arranged on the workbench (5), the pipe drawing shaft (6) is pushed by a power mechanism, thereby pushing the cutter discs (7) at the top end of the pipe drawing shaft (6), leading the cutter fixed on the cutter discs (7) to cut the lining plastic layer of the pipeline to be processed.

4. The kind of lining plastic pipe lining plastic layer removing equipment of claim 3, wherein the cutter disc (7) comprises a cutter fixing device (8) and cutters, wherein, the four mutually perpendicular supporting arms of the cutter fixing device (8) are provided with holes for fixing the cutters.

5. The kind of plastic lining pipe plastic lining layer removing equipment according to claim 4, wherein the cutters include a cutter (9) and a second cutter, wherein the cutter (9) has a sliding structure on its handle and is provided with scales, the length of the cutter (9) can be set according to the diameter of the pipeline to be processed, the second cutter is an arc cutter, and circular cutter faces can be formed when four second cutters are mounted on the cutter fixing device (8).

6. The kind of lining plastic layer removing equipment according to claim 3, characterized in that the workbench (5) center has a gear and a hole for fixing the pipe shaft (6), the pipe shaft (6) passes through the hole in the workbench (5) center and the gear on the workbench (5) matches with the thread of the pipe shaft (6), the workbench (5) is fixed with the pipe frame (4) through bolts and moves up and down through a slide rail, so that the pipe shaft (6) can adapt to the axis position of the pipe to be processed.

7. The kind of plastic lining pipe plastic lining layer removing equipment according to claim 2, characterized in that two parallel guide rails (2) are respectively installed on two side walls of the upper end of the main body frame (1), and the guide rails (2) can be fixed on the main body frame (1) through bolts.

8. The kind of plastic-lined pipe plastic-lined layer removing equipment according to claim 2, characterized in that fixed frames (3) are respectively arranged at the front and rear ends of the guide rail (2), the fixed frames (3) can slide along the guide rail (2) and can prop against the front and rear end faces of the pipeline flange to be processed, and the pipeline flange to be processed is positioned and fixed after the fixed frames (3) and the guide rail (2) are relatively fixed.

9. The kind of lining plastic pipe lining plastic layer removing equipment according to claim 1 or 3, characterized in that the power mechanism includes a motor (10), the motor (10) can drive the gear on the working table in the pipe drawing mechanism to drive the pipe drawing shaft (6) to move.

Technical Field

The invention belongs to the technical field of steel pipe processing, and particularly relates to equipment for removing plastic lining layers of plastic lining pipes.

Background

In the industrial field, plastic-lined pipes are widely used in for their excellent corrosion resistance and good mechanical properties.

The plastic lining layer of the pipeline can be corroded after long-term use, so that the pipeline fails, but the external metal pipeline can still reach the use standard. The old pipeline can be continuously used only by removing the original plastic lining layer of the old pipeline and then carrying out plastic lining. And old pipeline can be directly put into use after lining the plastics again, and can save cost, but new pipeline can not reach these requirements. At present, manufacturers remove the lining plastic layer by a hot melting method with high energy consumption and high pollution, so the manufacturers are reluctant to remove the lining of the old pipeline.

Disclosure of Invention

The invention aims to provide types of plastic lining pipe plastic lining layer removing equipment which can more effectively, conveniently and environmentally remove the original plastic lining layer of a plastic lining pipe.

The technical scheme includes that the plastic lining pipe plastic lining layer removing equipment comprises a rack mechanism, a pipe drawing mechanism and a power mechanism, wherein a pipeline to be processed is fixed by the rack mechanism, the pipe drawing mechanism and the rack mechanism are relatively fixed, and a cutter in the pipe drawing mechanism is used for cutting a plastic lining layer on the inner wall of the pipeline to be processed under the driving of the power mechanism on the cutter.

The frame mechanism comprises a main body frame, guide rails and a fixed frame, wherein a plurality of pipeline flange fixed guide rails which are parallel to each other are arranged on two side walls of the upper end of the main body frame of the frame structure, and the fixed frame is arranged on the guide rails; the pipeline to be processed is placed on the main body rack, and the pipeline flanges at the front end and the rear end of the pipeline to be processed are fixed by the fixing frame.

The pipe drawing mechanism comprises a pipe drawing frame, a workbench, a pipe drawing shaft and a cutter disc, wherein the pipe drawing frame is fixed on the frame mechanism, the workbench is arranged on the pipe drawing frame, and the workbench can move up and down; the working table is provided with a pipe drawing shaft which is pushed by a power mechanism, so that a cutter disc at the top end of the pipe drawing shaft is pushed, a cutter fixed on the cutter disc is used for cutting a lining plastic layer of a pipeline to be processed.

The cutter disc comprises a cutter fixing device and a cutter, wherein holes for fixing the cutter are formed in four mutually vertical supporting arms of the cutter fixing device.

The cutting tool comprises an th cutting tool and a second cutting tool, wherein the th cutting tool is provided with a sliding structure and scales, the length of the th cutting tool can be set according to the diameter of a pipeline to be machined, the second cutting tool is an arc-shaped cutting tool, and circular cutting tool surfaces can be formed when four second cutting tools are installed on the cutting tool fixing device.

The center of the workbench is provided with a gear and a hole for fixing the pipe drawing shaft, the pipe drawing shaft passes through the hole in the center of the workbench, and the gear on the workbench is matched with the thread of the pipe drawing shaft; the workstation pass through the bolt and draw the pipe support fixed to reciprocate through the slide rail, make and draw the axis position that the hollow shaft can adapt to the pipeline of waiting to process.

Two parallel guide rails are respectively installed on two side walls of the upper end of the main body frame, and the guide rails can be fixed on the main body frame through bolts.

The front end and the rear end of the guide rail are respectively provided with fixing frames, the fixing frames can slide along the guide rail and can prop against the front end face and the rear end face of the pipeline flange to be processed, and the pipeline flange to be processed is positioned and fixed after the fixing frames and the guide rail are relatively fixed.

The power mechanism comprises a motor, and the motor can drive a gear on a workbench in the pipe drawing mechanism to drive the pipe drawing shaft to move.

The device has the remarkable effects that the plastic lining pipe plastic lining layer removing equipment is characterized in that four cutters are arranged on a cutter disc, the included angle between every two adjacent cutters is ninety degrees, the cutters are fixed through a cutter fixing device by screws, a pipe drawing shaft is erected on a workbench, a power mechanism is externally connected and used for drawing the axial movement of the pipe shaft, the height of the workbench is adjusted according to the pipe diameter of a pipeline to be processed so as to achieve the purpose that the pipe drawing shaft and the processed pipeline are coaxial, the length of the cutters is adjusted, the cutters are provided with sliding structures and scales, the lengths can be set according to the inner diameter of the pipeline and are the same, the integral plastic lining layer is evenly divided into four parts by using a cutter in the th time, the four divided plastic lining layers are separated from the inner wall of the pipeline by using a second cutter in the second time, and the physical property removing mode is more convenient, energy-saving and pollution-free.

Drawings

FIG. 1 is a schematic structural diagram of an apparatus for removing plastic lining layers of kinds of plastic lining pipes according to the present invention;

FIG. 2 is a schematic view of the gear assembly of FIG. 1;

FIG. 3 is a schematic structural view of the frame mechanism of FIG. 1;

FIG. 4 is a schematic structural view of the pipe drawing mechanism of FIG. 1;

FIG. 5 is an enlarged schematic view of the cutter disc of FIG. 4;

FIG. 6 is a schematic view of the th tool of FIG. 5;

FIG. 7 is a schematic structural view of a second tool;

in the figure, the machine comprises a main body frame 1, a guide rail 2, a fixing frame 3, a pipe drawing frame 4, a workbench 5, a pipe drawing shaft 6, a cutter disc 7, a cutter fixing device 8, a cutter , a cutter 10 and a motor.

Detailed Description

The invention is further described in detail in connection with the figures and the embodiments.

As shown in figures 1-7, plastic lining pipe plastic lining layer removing equipment comprises a rack mechanism, a pipe drawing mechanism and a power mechanism, wherein a pipeline to be machined is fixed through the rack mechanism, a cutter on the pipe drawing mechanism is driven through the power mechanism to cut a plastic lining layer on the inner wall of the pipeline, the rack mechanism comprises a main body rack 1, guide rails 2 and fixing frames 3, a plurality of pipeline flange fixing guide rails 2 which are parallel to each other are mounted on two side walls of the upper end of the main body rack 1 of a frame structure, for example, two guide rails 2 which are parallel to each other are mounted on two side walls of the upper end of the main body rack 1, the guide rails 2 can be fixed on the main body rack 1 through bolts, fixing frames 3 are mounted in front of and behind each guide rail 2, the fixing frames 3 can slide along the guide rails 2 and can support against front and back end faces of the pipeline flange to be machined, the fixing frames 3 and the guide rails 2 are fixed relatively, the pipeline to be machined is positioned and fixed on the pipeline to be machined, the pipeline flange to be fixed through the cutter shaft 6 and the cutter shaft 6, the cutter shaft 6 is fixed on the rack mechanism, the pipe shaft, the cutter shaft is fixed on the rack mechanism, the rack 4, the cutter shaft 6, the cutter shaft is fixed through the cutter shaft, the cutter shaft is fixed on the cutter shaft, the cutter shaft is fixed by the cutter shaft, the cutter shaft working mechanism, the cutter shaft is fixed by the cutter shaft, the cutter shaft working mechanism, the cutter shaft is fixed by the cutter.

The plastic lining pipe plastic lining layer removing equipment can be used for installing a pipeline and fixing a frame guide rail according to the size of an external flange of a pipeline to be machined, selecting a proper pipeline flange fixing frame according to the diameter of the pipeline flange and installing the pipeline flange fixing frame on the pipeline flange fixing frame guide rail, selecting a flange fixing frame according to the diameter of a flange hole, adjusting the position of the flange fixing frame, fixing the flange fixing frame and the pipeline flange to be machined through bolts to realize the fixing of the pipeline, adjusting the height of a workbench according to the height of the pipeline, installing a pipe drawing shaft on the workbench, installing a cutter disc at the top end of the pipe drawing shaft, selecting a th cutter, adjusting the length of the whole cutter through sliding, installing the cutter disc on the cutter disc, pushing the cutter to advance through power generated by a motor to cut the whole plastic lining layer into four parts, selecting a second cutter during cutting to enable the four second cutters to form circular cutters, and separating the four plastic lining layers from the pipeline through feeding to finish the removing work of the plastic lining layer of the pipeline.