Electric heating tube bending device

Abstract

The utility model discloses an electric heating tube bending device, which relates to the field of tube bending devices and comprises a base, a supporting frame is arranged on the top wall of the base, a hydraulic cylinder is arranged on the top wall of an inner cavity of the supporting frame, a tube bending head is arranged at the telescopic end of the hydraulic cylinder, and bending frames are arranged on the left side and the right side of the rear side wall of the inner cavity of the supporting frame. According to the scheme, the base, the supporting frame, the pipe bending head and other devices are arranged to be matched, so that a pipe clamped on the pipe bending head can be conveniently pushed by the device, the pipe can be conveniently discharged, and the machining efficiency of the pipe can be improved; through cooperation of the bending roller, the bending frame, the supporting frame and other devices, the device can conveniently push the bent pipe fitting to move downwards, the bending roller rotates, friction between the bending roller and the pipe fitting is reduced, and protection on the outer surface of the pipe fitting is facilitated.

Description

Technical Field

[0001] The utility model belongs to the technical field of pipe bending devices, in particular to an electric heating pipe bending device. Background Art

[0002] The electric heating tube is a tubular electric heating element. It is composed of a metal tube, a spiral resistance wire and crystallized magnesium oxide powder. The electric heating tube product is generally made of high-quality imported stainless steel tubes, imported high-temperature magnesium oxide powder, high-quality electric heating wire and other materials to make the heating element, and other structural parts are made of stainless steel. It has excellent overall performance, ultra-long life and easy maintenance. In the production of electric heating tubes, it is necessary to be bent first. During the U-bending process, the pipe fittings are easily bent and stuck on the bending head, which makes it difficult to cut the bent pipe fittings. For this reason, we propose an electric heating tube bending device. Utility Model Content

[0003] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides an electric heating tube bending device, which effectively solves the problem that the electric heating tube needs to be bent first during its production. During the U-shaped bending process, the tube is easily bent and stuck on the bending head, making it difficult to cut the bent tube.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an electric heating tube bending device, comprising a base, a support frame is arranged on the top wall of the base, a hydraulic cylinder is arranged on the top wall of the inner cavity of the support frame, a bending head is arranged on the telescopic end of the hydraulic cylinder, bending frames are arranged on the left and right sides of the rear side wall of the inner cavity of the support frame, sleeves are arranged on the left and right sides of the rear side wall of the inner cavity of the support frame, springs are arranged on the opposite side walls of the inner cavity of two groups of sleeves, and blanking blocks are arranged on the opposite ends of the two groups of springs.

[0005] Preferably, the outer wall of the bending frame is provided with a bending roller, and the outer wall of the bending roller is provided with an arc ring groove.

[0006] Preferably, the bottom wall of the elbow is arc-shaped, and a U-shaped arc groove is provided on the outer wall of the elbow, and the opposite side walls of the two groups of blanking blocks match the U-shaped arc groove.

[0007] Preferably, grooves are provided on the upper sides of the opposite side walls of the two groups of the blanking blocks, and rotating wheels are provided on the front and rear side walls of the inner cavity of the grooves.

[0008] Preferably, a slide groove is provided on the rear side wall of the inner cavity of the support frame, an adjusting screw is provided on the left and right side walls of the inner cavity of the slide groove, a positioning frame is provided on the inner wall of the slide groove, and the positioning frame is provided on the outer wall of the adjusting screw.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] 1. The electric heating tube bending device, by arranging the base, the support frame and the bending head and other devices in coordination, can make the device convenient for pushing the pipe fittings stuck on the bending head, facilitate the cutting operation of the pipe fittings, and help improve the processing efficiency of the pipe fittings;

[0011] 2. The electric heating tube bending device can facilitate the device to push the bent tube downward by arranging the bending roller, the bending frame and the supporting frame, so that the bending roller can rotate, reduce the friction between the tube and the tube, and is conducive to protecting the surface of the tube;

[0012] 3. The electric heating tube bending device can be easily used to bend the same type of pipe fittings at designated positions by arranging adjusting screws, positioning frames, and support frames. The positioning frames can be used to quickly locate pipe fittings of different types, which is beneficial to improving the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0014] In the attached picture:

[0015] Figure 1 This is a schematic diagram of the structure of the electric heating tube bending device of the utility model;

[0016] Figure 2 It is a cross-sectional structural schematic diagram of the sleeve of the utility model;

[0017] Figure 3 It is a cross-sectional structural schematic diagram of the positioning frame of the utility model;

[0018] In the figure: 100, base; 101, support frame; 102, hydraulic cylinder; 103, pipe bending head; 104, bending frame; 105, sleeve; 106, spring; 107, blanking block; 108, bending roller; 109, rotating wheel; 110, adjusting screw; 111, positioning frame. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0020] Depend on Figure 1, Figure 2 and Figure 3 The utility model provides an electric heating pipe bending device, wherein the top wall of the base 100 is fixedly connected with a support frame 101, and the support frame 101 is convenient for supporting the hydraulic cylinder 102, and the top wall of the inner cavity of the support frame 101 is fixedly connected with a hydraulic cylinder 102, and the hydraulic cylinder 102 is convenient for driving the bending head 103 to move, and the telescopic end of the hydraulic cylinder 102 is fixedly connected with the bending head 103, and the bending head 103 is convenient for pushing and bending the pipe fitting, and the left and right sides of the rear side wall of the inner cavity of the support frame 101 are fixedly connected with the bending The frame 104 is used to push and bend the pipe fittings. The left and right sides of the rear side wall of the inner cavity of the support frame 101 are fixedly connected with sleeves 105. The sleeves 105 are used to limit the movement of the blanking block 107. The opposite side walls of the inner cavities of the two groups of sleeves 105 are fixedly connected with springs 106. The springs 106 are used to push the blanking block 107 for movement and reset. The opposite ends of the two groups of springs 106 are fixedly connected with the blanking block 107. The blanking block 107 is used to push and discharge the pipe fittings.

[0021] In this embodiment: the pipe fitting is placed on the bending frame 104, and the hydraulic cylinder 102 drives the pipe bending head 103 to move, and the pipe bending head 103 is moved to bend the pipe fitting, and the pipe bending head 103 cooperates with the bending frame 104 to perform a U-shaped bending operation on the pipe fitting, and the pipe bending head 103 pushes the bent pipe fitting to move downward, and the left and right side blanking blocks 107 are pushed by the movement of the pipe fitting. When the pipe fitting moves to the lower side of the blanking block 107, the spring 106 pushes the blanking block 107 to move to the upper side of the pipe fitting, and then the pipe bending head 103 rises to drive the pipe fitting to move upward, and the stuck pipe fitting is pushed downward by the blanking block 107, so that the pipe fitting is separated from the pipe bending head 103, which is convenient for blanking, and the device can facilitate the pushing of the pipe fitting stuck on the pipe bending head 103, so as to facilitate the blanking operation of the pipe fitting, which is beneficial to improve the processing efficiency of the pipe fitting.

[0022] The outer wall of the bending frame 104 is rotatably connected to a bending roller 108 , and the outer wall of the bending roller 108 is provided with an arc groove.

[0023] In this embodiment: the bending frame 104 is used to support the bending roller 108, and the bending roller 108 cooperates with the bending head 103 to perform U-shaped bending on the pipe fitting. After the pipe fitting is bent, it moves downward, allowing the bending roller 108 to rotate, reducing the friction between the pipe fitting and the pipe fitting, which is beneficial to protecting the surface of the pipe fitting.

[0024] The bottom wall of the elbow 103 is arc-shaped, and a U-shaped arc groove is formed on the outer wall of the elbow 103. The opposite side walls of the two groups of blanking blocks 107 match the U-shaped arc groove.

[0025] In this embodiment, the U-shaped arc groove is provided to facilitate the pushing and limiting of the pipe fitting, thereby avoiding the front and rear deviation of the pipe fitting, and facilitating the pushing and bending of the pipe fitting.

[0026] Grooves are provided on the upper sides of the opposite side walls of the two groups of blanking blocks 107, and the front and rear side walls of the inner cavity of the grooves are rotatably connected to rotating wheels 109, which can prevent friction between the blanking blocks 107 and the pipe fittings by rolling.

[0027] In this embodiment, the rotating wheel 109 is provided to facilitate the pipe to push the rotating wheel 109 to move, and the material block 107 is driven to move by the edge of the rotating wheel 109, while avoiding friction between the material block 107 and the pipe to cause damage to the pipe.

[0028] A sliding groove is provided on the rear side wall of the inner cavity of the support frame 101, and the left and right side walls of the inner cavity of the sliding groove are rotatably connected with an adjusting screw 110, which facilitates the movement of the positioning frame 111. The inner wall of the sliding groove is slidably connected with the positioning frame 111, which facilitates the positioning of the pipe fittings, and the positioning frame 111 is screwed to the outer wall of the adjusting screw 110.

[0029] In this embodiment: by rotating the adjusting screw 110, the positioning frame 111 can be driven to move. When placing the pipe fittings, the left end of the pipe fittings is placed against the positioning frame 111, which facilitates bending of the same type of pipe fittings at designated positions. The position of the positioning frame 111 can be used to quickly position pipe fittings of different types, which is beneficial to improving the practicality of the device.

Claims

1. An electric heating tube bending device, comprising a base (100), characterized in that: A support frame (101) is arranged on the top wall of the base (100), a hydraulic cylinder (102) is arranged on the top wall of the inner cavity of the support frame (101), a pipe bending head (103) is arranged at the telescopic end of the hydraulic cylinder (102), bending frames (104) are arranged on the left and right sides of the rear side wall of the inner cavity of the support frame (101), sleeves (105) are arranged on the left and right sides of the rear side wall of the inner cavity of the support frame (101), springs (106) are arranged on the opposite side walls of the inner cavities of the two groups of the sleeves (105), and blanking blocks (107) are arranged on the opposite ends of the two groups of the springs (106).

2. The electric heating tube bending device according to claim 1, characterized in that: The outer wall of the bending frame (104) is provided with a bending roller (108), and the outer wall of the bending roller (108) is provided with an arc ring groove.

3. The electric heating tube bending device according to claim 1, characterized in that: The bottom wall of the elbow (103) is arranged in an arc shape, and the outer wall of the elbow (103) is provided with a U-shaped arc groove, and the opposite side walls of the two groups of the blanking blocks (107) match the U-shaped arc groove.

4. The electric heating tube bending device according to claim 1, characterized in that: Grooves are provided on the upper sides of the opposite side walls of the two groups of the material removal blocks (107), and rotating wheels (109) are provided on the front and rear side walls of the inner cavity of the grooves.

5. The electric heating tube bending device according to claim 1, characterized in that: A slide groove is provided on the rear side wall of the inner cavity of the support frame (101), and an adjusting screw (110) is provided on the left and right side walls of the inner cavity of the slide groove. A positioning frame (111) is provided on the inner wall of the slide groove, and the positioning frame (111) is arranged on the outer wall of the adjusting screw (110).

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