CN209902008U

CN209902008U - Improved bent pipe production equipment

Info

Publication number: CN209902008U
Application number: CN201920771183.5U
Authority: CN
Inventors: 蔡丽萍; 陶华平; 李春秋
Original assignee: Ningbo Connecting Equipment Group Co Ltd
Current assignee: Ningbo Connecting Equipment Group Co Ltd
Priority date: 2019-05-27
Filing date: 2019-05-27
Publication date: 2020-01-07
Anticipated expiration: 2029-05-27

Abstract

The utility model relates to the technical field of elbow production, in particular to an improved elbow production device, which solves the defects that the sand filled by bending in the prior elbow production is difficult to fill and easy to extrude, and comprises a support plate, wherein one side of the support plate is fixed with a bending motor through a bolt, the interior of the support plate is connected with a positive and negative threaded rod through a bearing, two ends of the positive and negative threaded rod are also sheathed with a connecting block, the top of the connecting block is welded with a vertically arranged mounting plate, the interior of the mounting plate is welded with a lower roll, the top of one side of the support plate is also welded with a vertically arranged upright post, the top of the upright post is fixed with a pressure applying motor through a bolt, and the telescopic rod with a thread groove corresponding to the surface thread of the adjusting rod is arranged on the inner wall through rotating the adjusting rod to, effectively fill up the interior of the pipeline and prevent sand from being extruded out by the pipeline.

Description

Improved bent pipe production equipment

Technical Field

The utility model relates to a return bend production technical field especially relates to a modified return bend production facility.

Background

Elbows are pieces of pipe that change the direction of the pipe. According to the angle, the three types of the bent pipes are divided into 45 degrees and 90 degrees and 180 degrees, which are most commonly used, and the bent pipes also comprise other abnormal angles such as 60 degrees and the like according to the engineering requirements. The elbow is made of cast iron, stainless steel, alloy steel, malleable cast iron, carbon steel, nonferrous metal, plastics, etc. The connection with the pipe is as follows: direct welding (the most common way) flange connections, hot melt connections, electrofusion connections, screw connections, socket connections, etc. The production process comprises the following steps: welding bent pipes, stamping bent pipes, pushing bent pipes, casting bent pipes, butt welding bent pipes and the like. Other names: a 90 degree elbow, a right angle bend, a love bend, and the like.

In the existing production process of the hollow elbow, sand needs to be injected into the elbow, so that the bending part can be effectively prevented from deforming in the bending process of the elbow, however, the elbow is invisible, the injected sand is not saturated enough, and the elbow can be extruded when being bent even if the elbow is filled fully, so that the production quality of the elbow is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects that the sand filled by bending in the prior elbow production is difficult to fill fully and is easy to extrude, and providing improved elbow production equipment.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an improved bent pipe production device comprises a support plate, wherein a bending motor is fixed on one side of the support plate through a bolt, a positive and negative threaded rod is connected inside the support plate through a bearing, connecting blocks are sleeved at two ends of the positive and negative threaded rod, a vertically arranged mounting plate is welded at the top of each connecting block, a lower roller is welded inside each mounting plate, a vertically arranged stand column is welded at the top of one side of the support plate, a pressing motor is fixed at the top of each stand column through a bolt, a threaded rod is connected inside each stand column through a bearing, and an upper roller is sleeved outside each threaded rod;

the sand-filled pipeline is characterized in that a pipeline is fixed between the lower roller and the upper roller in a clamping mode, sand is filled into the pipeline, a pressure applying rod is sleeved on one side of the pipeline, an adjusting rod is connected into one end of the pipeline through a bearing, and a telescopic rod is sleeved at one end of the adjusting rod.

Preferably, the output end of the bending motor is connected with one end of the positive and negative threaded rod, the surfaces of the two ends of the positive and negative threaded rod are respectively provided with a positive thread and a negative thread, and the inner sides of the connecting blocks at the two ends of the positive and negative threaded rod are provided with thread grooves corresponding to the positive thread and the negative thread.

Preferably, the output end of the pressure motor is connected with one end of the threaded rod, threads are arranged on the surface of the threaded rod, and a thread groove corresponding to the threads on the surface of the threaded rod is formed in one side of the upper roller.

Preferably, a clamping block is welded on the outer side of one end of the pressure applying rod, a plug pipe is glued inside the clamping block, and the pressure applying rod is fixedly connected with two ends of the pipeline in a sleeved mode through the clamping block and the plug pipe.

Preferably, the surface of the adjusting rod is provided with threads, and the inner side of the telescopic rod is provided with a thread groove corresponding to the threads on the surface of the adjusting rod.

Preferably, one end of the telescopic rod extends to the inside of the pipeline, the tail end of the telescopic rod is sleeved with a pressure applying pad, and the surface of the pressure applying pad is in contact with sand.

The utility model has the advantages that:

1. the motor that bends drives the positive and negative threaded rod to rotate, so that the connecting block which is provided with a thread groove corresponding to the positive and negative threaded rod and the reverse thread on the inner side of the two ends of the sleeve is sleeved to realize reverse synchronous transmission, and the lower roller on the bending process driving mounting plate is driven towards the middle to adjust the bending angle.

2. The threaded rod is driven to rotate by the pressure applying motor, so that the upper roller which is arranged on the inner wall of the outer side of the threaded rod in a sleeved mode and corresponds to the threaded groove of the surface thread of the threaded rod is lifted, and the function of applying pressure to the pipeline is achieved.

3. The telescopic link that drives the inner wall through rotating the regulation pole and offer and adjust pole surface screw thread corresponding thread groove realizes stretching out and drawing back in the inside of pipeline to promote to exert pressure to fill up the sand clamp tightly in the inside of pipeline, effectually with the inside packing of pipeline, and prevent that the sand from being extruded by the pipeline.

Drawings

Fig. 1 is a schematic structural diagram of an improved bent pipe production apparatus provided by the present invention;

fig. 2 is a schematic top view of an improved bent pipe production apparatus according to the present invention;

FIG. 3 is a schematic view of a part of the cross-sectional structure at A in FIG. 1;

fig. 4 is a partial sectional structural view at B in fig. 1.

In the figure: the device comprises a support plate 1, a bending motor 2, a positive and negative threaded rod 3, a connecting block 4, a mounting plate 5, a lower roller 6, an upright post 7, a pressing motor 8, an upper roller 9, a pipeline 10, a pressing rod 11, an adjusting rod 12, a telescopic rod 13, a threaded rod 14, a clamping block 15, a plug tube 16, a pressing pad 17 and sand 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, an improved bent pipe production device comprises a support plate 1, wherein a bending motor 2 is fixed on one side of the support plate 1 through a bolt, a positive and negative threaded rod 3 is connected inside the support plate 1 through a bearing, connecting blocks 4 are sleeved at two ends of the positive and negative threaded rod 3, a vertically arranged mounting plate 5 is welded at the top of each connecting block 4, a lower roller 6 is welded inside each mounting plate 5, a vertically arranged upright post 7 is welded at the top of one side of the support plate 1, a pressing motor 8 is fixed at the top of each upright post 7 through a bolt, a threaded rod 14 is connected inside each upright post 7 through a bearing, and an upper roller 9 is sleeved outside each;

a pipeline 10 is clamped and fixed between the lower roller 6 and the upper roller 9, sand 18 is injected into the pipeline 10, a pressure applying rod 11 is sleeved on one side of the pipeline 10, an adjusting rod 12 is connected to the inner part of one end of the pipeline 10 through a bearing, and a telescopic rod 13 is sleeved on one end of the adjusting rod 12;

the output end of a bending motor 2 is connected with one end of a positive and negative threaded rod 3, the surfaces of the two ends of the positive and negative threaded rod 3 are respectively provided with a positive thread and a reverse thread, the inner sides of connecting blocks 4 at the two ends are provided with thread grooves corresponding to the positive thread and the reverse thread, the output end of a pressure applying motor 8 is connected with one end of a threaded rod 14, the surface of the threaded rod 14 is provided with a thread, the inner side of one side of an upper roller 9 is provided with a thread groove corresponding to the surface thread of the threaded rod 14, the outer side of one end of a pressure applying rod 11 is welded with a clamping block 15, the inner part of the clamping block 15 is glued with a plug tube 16, a pressure applying rod 11 is sleeved and fixed at the two ends of a pipeline 10 through the clamping block 15 and the plug tube 16, the surface of an adjusting rod 12 is provided with a thread, the inner side of a telescopic rod, the surface of the pressure pad 17 is in contact with sand 18.

In this embodiment, at extension board 1 one side installation motor 2 of bending, through the rotation of motor 2 drive positive and negative threaded rod 3 of bending to make the cover establish and realize reverse synchronous drive with connecting block 4 of 3 forward threads of positive and negative threaded rod and the corresponding thread groove of reverse thread at its both ends inboard, the lower roll 6 on the process of bending drive mounting panel 5 is to middle transmission, the adjustment angle of bending.

The top of the upright post 7 on one side of the support plate 1 is provided with a pressure applying motor 8, and the pressure applying motor 8 drives the threaded rod 14 to rotate, so that the upper roller 9 which is sleeved on the inner wall of the outer side of the threaded rod 14 and is provided with a threaded groove corresponding to the surface thread of the threaded rod is lifted, and the function of applying pressure to the pipeline 10 is achieved.

Pour into sand into in the inside of pipeline 10, and all cup joint pressure application pole 11 through fixture block 15 and stopper pipe 17 at the both ends of pipeline 10, connect regulation pole 12 through the bearing in the inside of pressure application pole 11, drive the telescopic link 13 that the inner wall offered and adjusted pole 12 surperficial screw thread corresponding thread groove through rotating regulation pole 12 and realize stretching out and drawing back in the inside of pipeline 10, thereby promote pressure application pad 17 and press from both sides sand 18 tight the inside of fixing at pipeline 10, effectually fill up pipeline 10 is inside, and prevent that sand 18 from being extruded by pipeline 10.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" 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" or "second" 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 specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The improved bent pipe production equipment comprises a support plate (1) and is characterized in that a bending motor (2) is fixed on one side of the support plate (1) through a bolt, a positive and negative threaded rod (3) is connected to the inside of the support plate (1) through a bearing, connecting blocks (4) are further sleeved on two ends of the positive and negative threaded rod (3), a vertically arranged mounting plate (5) is welded on the top of each connecting block (4), a lower roller (6) is welded on the inside of each mounting plate (5), a vertically arranged stand column (7) is further welded on the top of one side of the support plate (1), a pressure applying motor (8) is fixed on the top of each stand column (7) through a bolt, a threaded rod (14) is connected to the inside of each stand column (7) through a bearing, and an upper roller (;

the sand-applying mechanism is characterized in that a pipeline (10) is fixed in the middle of the lower roller (6) and the upper roller (9) in a clamping mode, sand (18) is injected into the pipeline (10), a pressure-applying rod (11) is sleeved on one side of the pipeline (10), an adjusting rod (12) is connected to the inner portion of one end of the pipeline through a bearing, and a telescopic rod (13) is sleeved on one end of the adjusting rod (12).

2. The improved bent pipe production equipment according to claim 1, wherein the output end of the bending motor (2) is connected with one end of the positive and negative threaded rod (3), the surfaces of the two ends of the positive and negative threaded rod (3) are respectively provided with a positive thread and a negative thread, and the inner sides of the connecting blocks (4) at the two ends are provided with thread grooves corresponding to the positive thread and the negative thread.

3. The improved bent pipe production equipment is characterized in that the output end of the pressure applying motor (8) is connected with one end of a threaded rod (14), the surface of the threaded rod (14) is provided with threads, and a thread groove corresponding to the threads on the surface of the threaded rod (14) is formed in one side of the upper roller (9).

4. The improved bent pipe production equipment according to claim 1, wherein a clamping block (15) is welded on the outer side of one end of the pressure applying rod (11), a plug pipe (16) is glued inside the clamping block (15), and the pressure applying rod (11) is sleeved and fixed at two ends of the pipeline (10) through the clamping block (15) and the plug pipe (16).

5. The improved bent pipe production equipment according to claim 1, wherein the surface of the adjusting rod (12) is provided with threads, and the inner side of the telescopic rod (13) is provided with thread grooves corresponding to the threads on the surface of the adjusting rod (12).

6. The improved bent pipe production equipment according to claim 1, characterized in that one end of the telescopic rod (13) extends to the inside of the pipeline (10), and the end of the telescopic rod (13) is sleeved with a pressure applying pad (17), and the surface of the pressure applying pad (17) is in contact with sand (18).