Portable stainless steel pipe bending device

Abstract

The utility model relates to the technical field of stainless steel pipe machining, and discloses a portable stainless steel pipe bending device which comprises a mouth-shaped frame, the top of the mouth-shaped frame is rotationally connected with a rotating handle, the interior of the rotating handle is rotationally connected with a bending positioning wheel, and sliding connecting blocks are arranged at the top and the bottom of the rotating handle in a sliding mode. A rotating shaft is rotationally connected between the two sliding connecting blocks, square openings are formed in the top and the bottom of a rotating handle, and stainless steel pipes of some sizes can be inserted between the bending wheel and the bending positioning wheel by adjusting the positions of a check block and the bending wheel; the stainless steel pipe bending device is simple in structure, the outside of one end of a stainless steel pipe is supported through a check block, so that the bending wheel can circularly move outside the bending positioning wheel conveniently through rotation of a rotating handle subsequently, the stainless steel pipe needing to be bent is driven to be bent, and the stainless steel pipe bending device is few in structure, convenient to carry and maintain and high in practicability.

Description

TECHNICAL FIELD

[0001] The utility model relates to stainless steel pipe processing technical field, concretely is a kind of portable stainless steel pipe bending device. BACKGROUND

[0002] Stainless steel pipe refers to the steel base material with higher chromium content, and is made of alloy elements such as nickel (Ni), molybdenum (Mo) or titanium (Ti). It is a long strip-shaped metal material with high corrosion resistance, high strength and high toughness. Its shape is usually a tubular structure with a circular cross section.

[0003] When the stainless steel pipe is used, in order to facilitate the adaptation to different installation and use work, the stainless steel pipe often needs to be bent, and the existing stainless steel pipe bending equipment is mostly large equipment. If the stainless steel pipe size is large, it will be inconvenient to use large bending equipment all the time to bend the stainless steel pipe.

[0004] Therefore, it is necessary to design a portable stainless steel pipe bending device to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a portable stainless steel pipe bending device to solve the technical problems raised in the above background.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: A portable stainless steel pipe bending device, including mouth shape frame, the top of mouth shape frame is rotatably connected with rotating handle, and the inside of rotating handle is rotatably connected with bending positioning wheel, and the top and bottom of rotating handle are slidably provided with sliding link, and the rotatable shaft is rotatably connected between two sliding links, the top and bottom of rotating handle are provided with square opening, and the both ends of rotatable shaft are slidably inserted into the inside of two square openings respectively, and the outer surface of rotatable shaft is fixedly sleeved with bending wheel, the top of rotating handle is fixedly connected with connecting block, and the inside of connecting block is rotatably inserted with one second screw rod, one end is fixedly connected with second knob, and the outer surface of second screw rod is fixedly sleeved with second threaded sleeve block, and the side of second threaded sleeve block is fixedly connected with two symmetrical connecting columns, and the one end of two connecting columns is fixedly connected on the side of one sliding link, the inside of mouth shape frame is rotatably connected with first screw rod, and the one end of first screw rod is fixedly connected with first knob, and the outer surface of first screw rod is fixedly sleeved with first threaded sleeve block, and the side of first threaded sleeve block is fixedly connected with stop block, and the one end of stop block is slidably inserted into the side of mouth shape frame, and the inside of the side of rotating handle is fixedly connected with fixed block, the side of fixed block is provided with threaded hole, and the inside of threaded hole is threadedly inserted with threaded connecting handle, and the one end of threaded connecting handle is rotatably inserted into the inside of rotating handle.

[0007] Preferably, the shape of the stop block is L-shaped, and the horizontal end of the stop block is slidably inserted into the inside of the mouth shape frame, and the vertical end of the stop block is located between the bending positioning wheel and the bending wheel, and the two sides of the mouth shape frame are fixedly connected with mounting plates, and the outer surfaces of the mounting plates are provided with a plurality of mounting holes.

[0008] Preferably, the one end of the second screw rod is fixedly connected with a limiting sheet, and the side of the limiting sheet is attached to the side of the second threaded sleeve block, and the two ends of the second screw rod are respectively penetrated through the outside of the connecting block and the second threaded sleeve block.

[0009] Preferably, the second knob is rotatably arranged on the outside of the connecting block, the first knob is rotatably arranged on the outside of the mouth shape frame, and the second knob is rotatably arranged above the threaded connecting handle.

[0010] Preferably, the bottom of the second threaded sleeve block is attached to the top of the rotating handle, and the top and bottom of the first threaded sleeve block are respectively attached to the top and bottom of the inner cavity of the mouth shape frame.

[0011] Preferably, the rotation center of the rotating handle and the center of the bending positioning wheel are concentrically arranged, and the diameter of the bending positioning wheel is greater than the diameter of the bending wheel.

[0012] The technical scheme provided by the utility model has the beneficial effects as follows compared with the prior art.

[0013] The utility model discloses a position adjustment of the stopper and the bending wheel, so that the stainless steel pipe of some sizes can be inserted between the bending wheel and the bending positioning wheel, and the external one end of the stainless steel pipe is supported by the stopper, so that the bending wheel is driven to make circumferential motion outside the bending positioning wheel by rotating the rotating handle, so that the stainless steel pipe to be bent is driven to bend, the device has less structure, is convenient to carry and maintain, and has high practicability. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structural schematic view of the utility model;

[0015] Figure 2 It is a structural schematic view of the utility model's mouth shape frame;

[0016] Figure 3 It is Figure 1 It is an enlarged structural schematic view of A in the middle;

[0017] In the drawing: 1, mouth shape frame; 2, mounting plate; 3, bending positioning wheel; 4, rotating handle; 5, fixed block; 6, threaded connection handle; 7, first threaded sleeve block; 8, first knob; 9, stopper; 10, first screw rod; 12, bending wheel; 13, sliding connecting block; 14, connecting column; 15, second threaded sleeve block; 16, second screw rod; 17, second knob; 18, connecting block; 19, limiting sheet; 20, rotating shaft. DETAILED DESCRIPTION

[0018] The technical scheme in the utility model embodiment will be clearly and completely described in combination with the drawings in the utility model embodiment.

[0019] Obviously, a lot of specific details are set forth in the following description in order to fully understand the utility model, but the utility model can also be implemented in other ways different from the description, therefore, the utility model is not limited to the specific embodiments disclosed in the following description.

[0020] Please refer to Figures 1-3The utility model provides a portable stainless steel pipe bending device, including mouth shape frame 1, the top rotatory connection of mouth shape frame 1 has rotating handle 4, and the inside rotatory connection of rotating handle 4 has bending positioning wheel 3, and the top and bottom of rotating handle 4 all are slidingly arranged with sliding link 13, and the rotatory connection of two sliding links 13 between the top and bottom of rotating handle 4 all are set up square opening, and the both ends of rotatory shaft 20 are slidingly inserted in the inside of two square openings respectively, and the outer surface of rotatory shaft 20 is fixedly sleeved with bending wheel 12, the top of rotating handle 4 is fixedly connected with connecting block 18, and the inside rotatory insertion of connecting block 18 has one second screw rod 16, one end of 16 is fixedly connected with second knob 17, and the outer surface of second screw rod 16 is fixedly sleeved with second threaded sleeve block 15, and the one side of second threaded sleeve block 15 is fixedly connected with the symmetry of two connecting columns 14, the one end of two connecting columns 14 is commonly fixedly connected on the one side of a sliding link 13, the inside rotatory connection of mouth shape frame 1 has first screw rod 10, and one end of first screw rod 10 is fixedly connected with first knob 8, and the outer surface of first screw rod 10 is fixedly sleeved with first threaded sleeve block 7, and the one side of first threaded sleeve block 7 is fixedly connected with stopper 9, and one end of stopper 9 is slidingly inserted on the one side of mouth shape frame 1, and the inside fixed block 5 of one side of rotating handle 4 is fixedly connected, the one side of fixed block 5 is set up thread mouth, and the inside thread insertion of thread mouth has threaded connecting handle 6, and one end of threaded connecting handle 6 is rotatoryly inserted in the inside of rotating handle 4, the rotatory of second knob 17 and first knob 8 can be adjusted the sliding position of bending wheel 12 and stopper 9 respectively, so can adapt some pipe diameter difference not big stainless steel pipe, after adjusting, by the bending of stainless steel pipe is inserted between the clamping of bending positioning wheel 3 and bending wheel 12, and by stopper 9, the outer surface of stainless steel pipe is resisted, then, using the installation of threaded connecting handle 6, push threaded connecting handle 6, make bending wheel 12 carry out circumferential motion outside bending positioning wheel 3, to realize the bending work of the clamping point of clamping stainless steel pipe, and the structure of the device is less, and the carrying is convenient, can improve the bending work of stainless steel pipe under general condition, and the practicality is strong.

[0021] In order to improve the stability of stainless steel pipe when bending, the shape of stopper 9 is L-shaped, and the horizontal end of stopper 9 is slidably inserted into the inside of mouth shape frame 1, and the vertical end of stopper 9 is located between bending positioning wheel 3 and bending wheel 12, in order to facilitate the installation stability of the device, the both sides of mouth shape frame 1 are fixedly connected with mounting plate 2, and the outer surfaces of mounting plate 2 are all provided with a plurality of mounting holes.

[0022] In order to facilitate the sliding position of second threaded sleeve block 15 to be limited, one end of second screw rod 16 is fixedly connected with limiting piece 19, one side of limiting piece 19 is fitted with one side of second threaded sleeve block 15, and the both ends of second screw rod 16 are respectively penetrated to the outside of connecting block 18 and second threaded sleeve block 15.

[0023] In order to adjust the position of the stopper 9 and the bending wheel 12 respectively, the second knob 17 is arranged outside the connecting block 18, the first knob 8 is arranged outside the mouth-shaped frame 1, and the second knob 17 is arranged above the threaded connecting handle 6.

[0024] Further, in order to facilitate the sliding stability of the second threaded sleeve block 15 and the first threaded sleeve block 7, the bottom of the second threaded sleeve block 15 is attached to the top of the rotating handle 4, and the top and bottom of the first threaded sleeve block 7 are respectively attached to the top and bottom of the inner cavity of the mouth-shaped frame 1.

[0025] In order to facilitate the bending of the stainless steel pipe by attaching the outer wall of the steel pipe to the bending positioning wheel 3 and the bending wheel 12, the rotating center of the rotating handle 4 and the center of the bending positioning wheel 3 are concentrically arranged, and the diameter of the bending positioning wheel 3 is greater than the diameter of the bending wheel 12.

[0026] The preferred embodiments of the present application are described in detail above in combination with the drawings, but the present application is not limited to the specific details in the above embodiments, and various simple modifications can be made to the technical solutions of the present application within the technical concept of the present application, and these simple modifications all belong to the protection scope of the present application.

[0027] In addition, it should be noted that each specific technical feature described in the above specific embodiments can be combined in any appropriate manner without contradiction, and in order to avoid unnecessary repetition, the present application will not further describe various possible combinations.

[0028] In addition, various different embodiments of the present application can also be combined in any manner, as long as they do not deviate from the technical concept of the present application, and they should also be considered as disclosed content of the present application.

Claims

1. A portable stainless steel pipe bending device comprising a mouth-shaped frame (1), characterized in that: The top of the mouth-shaped frame (1) is rotationally connected with a rotating handle (4), the inside of the rotating handle (4) is rotationally connected with a bending positioning wheel (3), the top and bottom of the rotating handle (4) are slidably provided with sliding connecting blocks (13), the rotating shaft (20) is rotationally connected between the two sliding connecting blocks (13), the top and bottom of the rotating handle (4) are provided with square openings, the two ends of the rotating shaft (20) are slidably inserted into the two square openings respectively, the outer surface of the rotating shaft (20) is fixedly sleeved with a bending wheel (12), the top of the rotating handle (4) is fixedly connected with a connecting block (18), the inside of the connecting block (18) is rotationally inserted with a second screw rod (16), one end of the second screw rod (16) is fixedly connected with a second knob (17), the outer surface of the second screw rod (16) is fixedly sleeved with a second threaded sleeve block (15), one side of the second threaded sleeve block (15) is fixedly connected with two symmetrical connecting columns (14), one end of the two connecting columns (14) is fixedly connected to one side of a sliding connecting block (13), the inside of the mouth-shaped frame (1) is rotationally connected with a first screw rod (10), one end of the first screw rod (10) is fixedly connected with a first knob (8), the outer surface of the first screw rod (10) is fixedly sleeved with a first threaded sleeve block (7), one side of the first threaded sleeve block (7) is fixedly connected with a stop block (9), one end of the stop block (9) is slidably inserted into one side of the mouth-shaped frame (1), one side of the inside of the rotating handle (4) is fixedly connected with a fixed block (5), one side of the fixed block (5) is provided with a threaded hole, the threaded hole is threadedly inserted with a threaded connecting handle (6), one end of the threaded connecting handle (6) is rotationally inserted into the inside of the rotating handle (4).

2. A portable stainless steel pipe bending device according to claim 1, characterized in that: The shape of the stop block (9) is L-shaped, the horizontal end of the stop block (9) is slidably inserted into the inside of the mouth-shaped frame (1), the vertical end of the stop block (9) is located between the bending positioning wheel (3) and the bending wheel (12), both sides of the mouth-shaped frame (1) are fixedly connected with mounting plates (2), and the outer surfaces of the mounting plates (2) are provided with a plurality of mounting holes.

3. The portable stainless steel pipe bending device according to claim 1, characterized in that: One end of the second screw rod (16) is fixedly connected with a limiting sheet (19), one side of the limiting sheet (19) is attached to one side of the second threaded sleeve block (15), and the two ends of the second screw rod (16) respectively penetrate the outside of the connecting block (18) and the second threaded sleeve block (15).

4. The portable stainless steel pipe bending device according to claim 1, characterized in that: The second knob (17) is rotationally arranged on the outside of the connecting block (18), the first knob (8) is rotationally arranged on the outside of the mouth-shaped frame (1), and the second knob (17) is rotationally arranged above the threaded connecting handle (6).

5. The portable stainless steel pipe bending device according to claim 1, characterized in that: The bottom of the second threaded sleeve block (15) is attached to the top of the rotating handle (4), and the top and bottom of the first threaded sleeve block (7) are respectively attached to the top and bottom of the inner cavity of the mouth-shaped frame (1).

6. The portable stainless steel pipe bending device according to claim 1, characterized in that: The rotation center of the rotating handle (4) and the center of the bending positioning wheel (3) are concentrically arranged, and the diameter of the bending positioning wheel (3) is greater than the diameter of the bending wheel (12).

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