Continuous pipe forming machine

Abstract

The utility model belongs to the technical field of pipe forming, and particularly relates to a continuous pipe forming machine which comprises a forming machine body, a driving motor, a lower pressing roller and an upper pressing roller, the driving motor is installed on the surface of the end portion of the forming machine body, the lower pressing roller is rotationally arranged on the side wall of the forming machine body and is a driving wheel, and the upper pressing roller is installed on the forming machine body. Upper pressing rollers are rotationally arranged above the lower pressing rollers correspondingly, a feeding frame is arranged at the end, away from the driving motor, of the forming machine body, a push plate is movably arranged in an inner cavity of the feeding frame, a supporting spring is connected to the surface of the push plate, a conveying belt is connected to the end of the supporting spring, and telescopic air cylinders are installed on the surfaces of the two sides of the feeding frame correspondingly. Piston rods of the telescopic air cylinders penetrate through the cavity wall of the feeding frame. The telescopic air cylinders push the conveying belts to abut against the surfaces of the two sides of the pipe, the surfaces of the conveying belts push the pipe to advance under the action of friction force, meanwhile, the pipes with different diameters can be fed during feeding, the labor intensity can be lowered, and the feeding safety can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe forming, in particular to a continuous pipe forming machine. Background Art

[0002] An extrusion forming machine is a device that uses a pressure wheel to extrude a pipe and changes the shape and diameter of the pipe under the action of the extrusion force. The invention patent currently published with the number CN101628370A discloses a roll forming machine that can quickly roll out regular and neat diamond-shaped, circular arc-shaped and other different patterns on a series of sheet metal parts such as thin ordinary iron plates, stainless steel plates, aluminum plates, and copper plates without removing the material. The machine includes a frame, a transmission mechanism, a left upper roller, a right upper roller, left and right rubber rollers, and a plurality of other components. , upper and lower roller distance adjustment device; the lower part of the upper and lower roller distance adjustment device is installed on the frame below; the left and right upper rollers are installed on the upper and lower roller distance adjustment device; sheet metal strips are respectively wound on the outer surfaces of the left and right upper rollers; the upper and lower roller distance adjustment device includes a support rod group; the lower part of the support rod group is installed on the frame; both ends of the left and right rubber rollers are respectively installed on the support rods; the support rods are covered with support upper pipe sleeves; both ends of the left and right upper rollers are respectively installed on the support upper pipe sleeves; the processed sheet metal parts can improve the bending strength and appearance of the sheet metal parts.

[0003] During use, the existing rolling tube forming machine requires manual insertion of the tube into the roller, which is labor-intensive. In addition, when the insertion angle of the tube head is not within a safe range, the uninserted tube will swing, causing the tube to be out of control, which may easily lead to danger during the loading process. In order to solve the above problems, a continuous tube forming machine is proposed in this application. Utility Model Content

[0004] (1) Purpose of the utility model

[0005] In order to solve the technical problems existing in the background technology, the utility model proposes a continuous pipe forming machine. The telescopic cylinder pushes the conveyor belt to abut against the two side surfaces of the pipe. The surface of the conveyor belt will push the pipe forward under the action of friction. At the same time, pipes of different diameters can be loaded during loading, which can reduce labor intensity and improve loading safety to solve the problems raised in the background technology.

[0006] (2) Technical solution

[0007] In order to solve the above technical problems, the utility model provides a continuous pipe forming machine, including a forming machine body, a driving motor, a lower pressure roller and an upper pressure roller, the driving motor is installed on the end surface of the forming machine body, the side wall of the forming machine body is rotatably provided with a lower pressure roller, the lower pressure roller is a driving wheel, and an upper pressure roller is rotatably provided above the lower pressure roller, the forming machine body is provided with a loading rack at one end away from the driving motor, a push plate is movably provided in the inner cavity of the loading rack, a support spring is connected to the surface of the push plate, and the end of the support spring is connected to a conveyor belt;

[0008] Telescopic cylinders are installed on both side surfaces of the loading rack, piston rods of the telescopic cylinders penetrate the cavity wall of the loading rack, and the ends of the piston rods of the telescopic cylinders are connected to the push plates.

[0009] Preferably, guide holes are formed through both ends of the side wall surface of the loading rack, guide rods are movably inserted into the inner cavities of the guide holes, and the ends of the guide rods are connected to the surface of the push plate.

[0010] Preferably, the feed ends of the lower pressing roller and the upper pressing roller are provided with duckbill guide covers, and the duckbill guide covers are located at the connection between the forming body and the duckbill guide covers.

[0011] Preferably, guide rollers are rotatably provided at the bottom of the inner cavity of the loading rack, and the guide rollers are equidistantly distributed.

[0012] Preferably, a guide groove is provided on the side wall surface of the forming machine body, a guide seat is slidably provided in the inner cavity of the guide groove, and the upper pressing roller is rotatably provided on the guide seat.

[0013] Preferably, an adjusting screw is rotatably provided in the inner cavity of the guide groove, and the adjusting screw is threadedly connected to the guide seat.

[0014] Preferably, a locking nut is threadedly connected to the adjusting screw, and the locking nut abuts against the upper surface of the forming body.

[0015] The above technical solution of the utility model has the following beneficial technical effects:

[0016] 1. In this utility model, the telescopic cylinder pushes the conveyor belt to abut against the two side surfaces of the pipe. The surface of the conveyor belt will push the pipe forward under the action of friction. Guide rollers are equidistantly provided at the bottom of the inner cavity of the loading rack, which can reduce the forward resistance of the pipe when it moves forward. When the two sets of conveyor belts abut against the surface of the pipe, the push plate and the conveyor belt can compress the support spring, which can play a buffering role and prevent the conveyor belt from squeezing the pipe. In addition, the feeding angle of the pipe is parallel to the pressure roller during loading, which can improve the safety during loading. At the same time, it can also realize the loading of pipes of different diameters, making it more convenient to use.

[0017] 2. The utility model can adjust the height of the upper pressure roller by rotating the adjusting screw, which pushes the guide seat to rise and fall in the guide groove under the action of the surface thread. The locking nut can lock the adjusting screw, which can facilitate the adjustment of the distance between the lower pressure roller and the upper pressure roller, so as to meet the needs of forming pipes of different diameters during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the overall structure of a continuous pipe forming machine of the present invention;

[0019] Figure 2 This is a schematic diagram of the structure of a loading rack of a continuous pipe forming machine of the present invention;

[0020] Figure 3 This is a schematic diagram of the conveyor belt drive structure of a continuous pipe forming machine of the utility model;

[0021] Figure 4 This is a schematic diagram of the forming body structure of a continuous pipe forming machine of the present utility model.

[0022] Reference numerals:

[0023] 1. Forming machine body; 2. Driving motor; 3. Lower pressure roller; 4. Upper pressure roller; 5. Duckbill guide cover; 6. Loading rack; 7. Telescopic cylinder; 8. Push plate; 9. Support spring; 10. Conveyor belt; 11. Guide rod; 12. Guide groove; 13. Guide seat; 14. Adjusting screw; 15. Locking nut; 16. Guide roller. DETAILED DESCRIPTION

[0024] To make the objectives, technical solutions, and advantages of the present invention more clearly understood, the present invention is further described below in conjunction with specific embodiments and with reference to the accompanying drawings. It should be understood that these descriptions are merely illustrative and are not intended to limit the scope of the present invention. Furthermore, descriptions of known structures and technologies are omitted in the following description to avoid unnecessary confusion regarding the concepts of the present invention.

[0025] like Figure 1-4 As shown, the utility model proposes a continuous pipe forming machine, including a forming body 1, a drive motor 2, a lower pressure roller 3 and an upper pressure roller 4. The drive motor 2 is installed on the end surface of the forming body 1. The side wall of the forming body 1 is rotatably provided with a lower pressure roller 3, the lower pressure roller 3 is a driving wheel, and the upper pressure roller 4 is rotatably provided above the lower pressure roller 3. The end of the forming body 1 away from the drive motor 2 is provided with a loading rack 6, and the inner cavity of the loading rack 6 is movably provided with a push plate 8. The surface of the push plate 8 is connected to a support spring 9, and the end of the support spring 9 is connected to a conveyor belt 10.

[0026] Telescopic cylinders 7 are installed on both side surfaces of the loading rack 6 , the piston rods of the telescopic cylinders 7 pass through the cavity wall of the loading rack 6 , and the ends of the piston rods of the telescopic cylinders 7 are connected to the push plates 8 .

[0027] It should be noted that, when the pipe is placed on the loading rack 6, by controlling the extension of the telescopic cylinder 7, the telescopic cylinder 7 will push the push plate 8 forward respectively. At this time, the two sets of conveyor belts 10 are close to each other and abut against the two side surfaces of the pipe. The surface of the conveyor belt 10 will push the pipe forward under the action of friction. Guide rollers 16 are equidistantly provided at the bottom of the inner cavity of the loading rack 6, which can reduce the forward resistance of the pipe when it moves forward. When the two sets of conveyor belts 10 abut against the surface of the pipe, the push plate 8 and the conveyor belt 10 can compress the support spring 9, which can play a buffering role and prevent the conveyor belt 10 from squeezing the pipe. At the same time, it can also realize the loading of pipes of different diameters during loading, which is more convenient to use.

[0028] In this embodiment, if Figure 4 As shown, guide holes are provided at both ends of the side wall surface of the loading rack 6 , and guide rods 11 are movably inserted into the inner cavities of the guide holes, and the ends of the guide rods 11 are connected to the surface of the push plate 8 .

[0029] It should be noted that the guide rod 11 cooperates with the guide hole to guide the movement of the push plate 8 .

[0030] In this embodiment, if Figure 1 As shown, the feeding ends of the lower pressing roller 3 and the upper pressing roller 4 are provided with duckbill guide covers 5 , and the duckbill guide covers 5 are located at the connection between the forming machine body 1 and the duckbill guide covers 5 .

[0031] It should be noted that by guiding the end of the pipe through the duckbill guide cover 5, the end of the pipe can be quickly inserted between the upper pressing roller 4 and the lower pressing roller 3, which can improve the feeding accuracy.

[0032] In this embodiment, if Figure 2 As shown, guide rollers 16 are rotatably provided at the bottom of the inner cavity of the loading rack 6, and the guide rollers 16 are equidistantly distributed.

[0033] It should be noted that the forward resistance of the pipe can be reduced when the two sets of conveyor belts 10 abut against the surface of the pipe.

[0034] In this embodiment, if Figure 4 As shown, a guide groove 12 is provided on the side wall surface of the forming machine body 1, and a guide seat 13 is slidably provided in the inner cavity of the guide groove 12. The upper pressure roller 4 is rotatably provided on the guide seat 13, and an adjusting screw 14 is rotatably provided in the inner cavity of the guide groove 12. The adjusting screw 14 is threadedly connected to the guide seat 13, and a locking nut 15 is threadedly connected to the adjusting screw 14, and the locking nut 15 abuts against the upper surface of the forming machine body 1.

[0035] It should be noted that by rotating the adjusting screw 14, the adjusting screw 14 pushes the guide seat 13 to rise and fall in the guide groove 12 under the action of the surface thread, so that the height of the upper pressure roller 4 can be adjusted, and the locking nut 15 can lock the adjusting screw 14, which can facilitate the adjustment of the distance between the lower pressure roller 3 and the upper pressure roller 4, so as to meet the needs of forming pipes of different diameters during use.

[0036] The working principle and use process of the present invention are as follows: the pipe is placed on the loading rack 6, and the telescopic cylinder 7 is controlled to extend. The telescopic cylinder 7 will push the push plate 8 forward respectively. At this time, the two sets of conveyor belts 10 are close to each other and abut against the two side surfaces of the pipe. The surface of the conveyor belt 10 will push the pipe forward under the action of friction. Guide rollers 16 are equidistantly provided at the bottom of the inner cavity of the loading rack 6. The forward resistance of the pipe can be reduced when it moves forward. When the two sets of conveyor belts 10 abut against the surface of the pipe, the push plate 8 and the conveyor belt 10 can compress the support spring 9, which can play a buffering role, and can prevent the conveyor belt 10 from squeezing the pipe. At the same time, it can also realize pipes of different diameters when loading. The feeding is more convenient to use. The duckbill guide cover 5 is used to guide the end of the pipe, so that the end of the pipe can be quickly inserted between the upper pressing roller 4 and the lower pressing roller 3. The driving motor 2 drives the lower pressing roller 3, and the pipe is extruded by the lower pressing roller 3 and the upper pressing roller 4. By rotating the adjusting screw 14, the adjusting screw 14 pushes the guide seat 13 to rise and fall in the guide groove 12 under the action of the surface thread, and the height of the upper pressing roller 4 can be adjusted. The locking nut 15 can lock the adjusting screw 14, and the distance between the lower pressing roller 3 and the upper pressing roller 4 can be easily adjusted to meet the needs of forming pipes of different diameters during use.

[0037] It should be understood that the above-described specific embodiments of the present invention are merely illustrative of or explanation of the principles of the present invention and do not constitute limitations of the present invention. Therefore, any modifications, equivalent substitutions, improvements, etc. made without departing from the spirit and scope of the present invention shall be included within the scope of protection of the present invention. In addition, the appended claims of the present invention are intended to cover all variations and modifications that fall within the scope and metes and bounds of the appended claims or their equivalents.

Claims

1. A continuous pipe forming machine, comprising a forming machine body (1), a driving motor (2), a lower pressure roller (3) and an upper pressure roller (4), wherein the driving motor (2) is mounted on the end surface of the forming machine body (1), a lower pressure roller (3) is rotatably provided on the side wall of the forming machine body (1), the lower pressure roller (3) is a driving wheel, and an upper pressure roller (4) is rotatably provided above the lower pressure roller (3), characterized in that: A loading rack (6) is provided at one end of the molding machine body (1) away from the driving motor (2); a push plate (8) is movably provided in the inner cavity of the loading rack (6); a support spring (9) is connected to the surface of the push plate (8); and a conveyor belt (10) is connected to the end of the support spring (9); Telescopic cylinders (7) are installed on both side surfaces of the loading rack (6), piston rods of the telescopic cylinders (7) penetrate the cavity wall of the loading rack (6), and the ends of the piston rods of the telescopic cylinders (7) are connected to the push plates (8).

2. A continuous pipe forming machine according to claim 1, characterized in that: Guide holes are provided at both ends of the side wall surface of the loading rack (6), and guide rods (11) are movably inserted into the inner cavities of the guide holes. The ends of the guide rods (11) are connected to the surface of the push plate (8).

3. A continuous pipe forming machine according to claim 2, characterized in that: The feeding ends of the lower pressing roller (3) and the upper pressing roller (4) are provided with duckbill guide covers (5), and the duckbill guide covers (5) are located at the connection between the forming machine body (1) and the duckbill guide covers (5).

4. A continuous pipe forming machine according to claim 3, characterized in that: The bottom of the inner cavity of the loading rack (6) is rotatably provided with guide rollers (16), and the guide rollers (16) are distributed in an equidistant manner.

5. The continuous pipe forming machine according to claim 1, characterized in that: A guide groove (12) is provided on the side wall surface of the forming machine body (1), a guide seat (13) is slidably provided in the inner cavity of the guide groove (12), and the upper pressing roller (4) is rotatably arranged on the guide seat (13).

6. The continuous tube forming machine according to claim 5, characterized in that: An adjusting screw rod (14) is rotatably provided in the inner cavity of the guide groove (12), and the adjusting screw rod (14) is threadedly connected to the guide seat (13).

7. The continuous tube forming machine according to claim 6, characterized in that: A locking nut (15) is threadedly connected to the adjusting screw rod (14), and the locking nut (15) abuts against the upper surface of the forming machine body (1).

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