CN218191862U

CN218191862U - Pipe bending device for hydrogen guide pipe machining

Info

Publication number: CN218191862U
Application number: CN202222472495.0U
Authority: CN
Inventors: 张健; 王建坡; 郑子壮
Original assignee: Ma'anshan Zunma Technology Co ltd
Current assignee: Ma'anshan Zunma Technology Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-01-03
Anticipated expiration: 2032-09-16

Abstract

The utility model discloses a swan neck system is used in processing of hydrogen guide pipe relates to pipe fitting processing technology field, including base plate, fixed axle and tight pulley, fixed axle fixed mounting is on the base plate, and the fixed cover of tight pulley is established on the fixed axle, still includes the U-shaped board, the U-shaped board has the first parallel portion and the second parallel portion of two relative settings, the length of first parallel portion is greater than the length of second parallel portion to first parallel portion is located the top of second parallel portion. The utility model forms a processing area between the movable wheel and the fixed wheel through the arrangement of the adjusting piece, the pipe fitting to be processed can be arranged in the processing area in a penetrating way, the movable wheel is driven to rotate by taking the fixed shaft as a circle center, and the pipe fitting can be bent under the combined action of the movable wheel and the fixed wheel; utilize the regulating part can adjust the distance between activity wheel and the tight pulley, and then changed the size in processing district that forms between activity wheel and the tight pulley, the pipe fitting of the corresponding size of being convenient for wears to establish into processing district, and application scope is wide.

Description

Pipe bending device for hydrogen guide pipe machining

Technical Field

The utility model relates to a pipe fitting processing technology field, concretely relates to swan neck system is used in hydrogen guide pipe processing.

Background

The hydrogen guide pipe is an important component of a hydrogen supply system of a hydrogen energy automobile, and cutting equipment is required to cut the hydrogen guide pipe to meet the required length specification during production. The conventional bending apparatus for pipe members such as hydrogen guide tubes and rectangular tubes is shown in fig. 6, wherein 100 is a base plate, 200 is a fixed shaft, the fixed shaft 200 is fixedly mounted on the

base plate

100, 300 is a fixed wheel, the fixed wheel 300 is fixedly sleeved on the fixed shaft 200, 400 is a U-shaped frame, two ends of the U-shaped frame 400 are respectively rotatably mounted on the upper and lower ends of the fixed shaft 200, 500 is a handle, the handle 500 is fixedly connected to the U-shaped

frame

400, 600 is a movable wheel, and the movable wheel 600 is rotatably mounted in the U-shaped frame 400. During the use, insert the pipe fitting and establish into behind between fixed pulley 300 and the loose wheel 600, utilize the manual work to fix, then rotate handle 500, the rotation of loose wheel 600 can drive the pipe fitting and rotate, and then can bend the processing with the pipe fitting. However, the bending equipment can only bend a single type of pipe fitting, cannot bend various types of pipe fittings, and is small in application range.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical problems, the utility model aims to provide a pipe bending device for hydrogen guide pipe processing, through the arrangement of a U-shaped plate, a first parallel part of the U-shaped plate can be movably arranged on a fixed shaft through a limit groove, the U-shaped plate can rotate by taking the fixed shaft as a circle center, and when a pipe fitting extends into a processing area formed between a fixed wheel and a movable wheel, the pipe fitting can be bent through the rotation of the U-shaped plate; through the setting of regulating part, the regulating part can be adjusted position between spacing groove and the fixed axle, and then has adjusted the circular radius size of U-shaped plate when using the fixed axle to rotate as the centre of a circle, has also adjusted the distance between tight pulley and the loose pulley, is convenient for bend the processing to the pipe fitting of different grade type, and application scope is wide.

The purpose of the utility model can be realized by the following technical scheme:

pipe bending device is used in hydrogen guide tube processing, including base plate, fixed axle and tight pulley, fixed axle fixed mounting is on the base plate, and the fixed cover of tight pulley is established on the fixed axle, still includes the U-shaped plate, the U-shaped plate has first parallel portion and the second parallel portion of two relative settings, the length of first parallel portion is greater than the length of second parallel portion to first parallel portion is located the top of second parallel portion, spacing groove has been seted up along its length direction in the first parallel portion, and first parallel portion overlaps on the fixed axle through spacing groove activity, and first parallel portion is located the top of fixed axle, and first parallel portion rotates with second parallel portion inboard and installs the movable pulley to movable pulley and tight pulley opposite arrangement are provided with the regulating part in the first parallel portion, and the regulating part is used for adjusting the position of fixed axle on spacing groove.

As a further aspect of the present invention: the adjusting part comprises a mounting ring and a telescopic rod, the mounting ring is rotatably sleeved on the fixed shaft and is located above the first parallel portion, a bearing block is fixedly arranged on the first parallel portion, the telescopic rod is provided with a fixed rod and a piston rod, the fixed rod is fixedly connected to the bearing block, the piston rod is fixedly arranged on the outer circumference of the mounting ring, the telescopic rod is arranged along the length direction of the limiting groove, and a locking piece used for locking the position of the piston rod is arranged on the telescopic rod.

As a further aspect of the present invention: the latch fitting includes fastening bolt, fastening bolt threaded mounting is on the dead lever to a plurality of screw holes have been seted up along its length direction on the piston rod, fastening bolt and screw hole size looks adaptation.

As a further aspect of the present invention: the fixture comprises two clamping blocks, a sliding groove is formed in the base plate along the length direction of the base plate, and the two clamping blocks are slidably mounted on the sliding groove.

As a further aspect of the present invention: the U-shaped plate is fixedly provided with a handle, and the end part of the handle is fixedly sleeved with an anti-slip sleeve.

As a further aspect of the present invention: the mounting ring is a bearing, an inner ring of the bearing is fixedly sleeved on the fixed shaft, and an outer ring of the bearing is fixedly connected with a piston rod of the telescopic rod.

As a further aspect of the present invention: the bearing blocks are arranged along the length direction of the limiting groove, and the bearing blocks are arranged opposite to the fixing shaft.

The utility model has the advantages that:

1. through the arrangement of the adjusting piece, a processing area is formed between the movable wheel and the fixed wheel, a pipe fitting to be processed can penetrate through the processing area, the movable wheel is driven to rotate by taking the fixed shaft as a circle center, and the pipe fitting can be bent under the combined action of the movable wheel and the fixed wheel; the distance between the movable wheel and the fixed wheel can be adjusted by utilizing the adjusting piece, so that the size of a processing area formed between the movable wheel and the fixed wheel is changed, a pipe fitting with a corresponding size can be conveniently inserted into the processing area, and the application range is wide;

2. through the setting of anchor clamps etc, wear to establish into the processing district that activity wheel and tight pulley formed with the pipe fitting after, can utilize anchor clamps to carry out the centre gripping with the position of pipe fitting and fix, in the convenient follow-up course of working of bending to the pipe fitting for the pipe fitting atress is whole even, can carry out steady processing to the pipe fitting.

Drawings

The present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 4 is an enlarged view of the structure at B in FIG. 2;

fig. 5 is a schematic front view of the present invention;

fig. 6 is a schematic front view of a prior art structure.

In the figure: 1. a substrate; 2. a fixed shaft; 3. a fixed wheel; 4. a U-shaped plate; 41. a first parallel portion; 42. a second parallel portion; 5. a limiting groove; 6. a movable wheel; 7. an adjustment member; 71. a mounting ring; 72. a telescopic rod; 8. a bearing block; 9. fastening a bolt; 10. a threaded hole; 11. a clamping block; 12. a chute; 13. a handle; 14. an anti-slip sleeve.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-5, the tube bending device for processing the hydrogen guide tube comprises a base plate 1 and a U-shaped plate 4, wherein a fixed shaft 2 is fixedly installed on the base plate 1, a fixed wheel 3,U is fixedly sleeved on the fixed shaft 2, the plate 4 is provided with a first parallel portion 41 and a second parallel portion 42 which are oppositely arranged, the first parallel portion 41 is positioned above the second parallel portion 42, the length of the first parallel portion 41 is greater than that of the second parallel portion 42, a movable wheel 6 is rotatably installed on the inner sides of the first parallel portion 41 and the second parallel portion 42, the movable wheel 6 is oppositely arranged with a fixed wheel 3, and a processing area is formed between the movable wheel 6 and the fixed wheel 3. In order to drive the U-shaped plate 4 to rotate, a handle 13 is fixedly arranged on the U-shaped plate 4, and an anti-skidding sleeve 14 is fixedly sleeved at the end part of the handle 13. The first parallel portion 41 is provided with a limiting groove 5,U-shaped plate 4 along the length direction thereof, the limiting groove 5 is movably sleeved on the fixed shaft 2, the first parallel portion 41 is located above the fixed wheel 3, the first parallel portion 41 is provided with an adjusting piece 7 for adjusting the position relation between the fixed shaft 2 and the limiting groove 5, the adjusting piece 7 is further used for enabling the first parallel portion 41 and the fixed shaft 2 to be rotatably connected, and in the state shown in fig. 1 and 3, the left end of the limiting groove 5 is abutted against the fixed shaft 2. Under this state, after the pipe fitting was inserted and is established into the processing district, can drive handle 13 and rotate, handle 13 rotates and can drive U-shaped plate 4 and loose wheel 6 and rotate, and U-shaped plate 4 and loose wheel 6 can use fixed axle 2 to rotate as the centre of a circle, and then loose wheel 6 can drive the crooked deformation of pipe fitting, reaches the purpose of bending.

In order to process different types of pipe fittings, in the state shown in fig. 1 and 3, the position relationship between the fixed shaft 2 and the limiting groove 5 can be changed through the adjusting piece 7, that is, under the action of the adjusting piece 7, the first parallel portion 41 is moved from right to left by a certain distance, at this time, the relationship between the fixed shaft 2 and the limiting groove 5 is as shown in fig. 2 and 4, the distance between the movable wheel 6 and the fixed shaft 2 can be reduced, the virtual circle radius generated by the movable wheel 6 rotating around the fixed shaft 2 can be reduced, that is, the processing area formed between the movable wheel 6 and the fixed wheel 3 can be reduced, at this time, a pipe fitting with a smaller cross section can be inserted into the processing area, and the pipe fitting can be bent by the rotation of the movable wheel 6 and the fixing of the fixed wheel 3.

As shown in fig. 1-5, the adjusting member 7 includes a mounting ring 71 and a telescopic rod 72, the mounting ring 71 is rotatably sleeved on the fixed shaft 2, the mounting ring 71 is located above the first parallel portion 41, a bearing block 8 is fixedly disposed on the first parallel portion 41, the bearing block 8 is disposed along the length direction of the limiting groove 5, and the bearing block 8 is disposed opposite to the fixed shaft 2. The telescopic rod 72 is provided with a fixed rod and a piston rod, the fixed rod is fixedly connected on the bearing block 8, the piston rod is fixedly installed on the outer circumference of the mounting ring 71, the telescopic rod 72 is arranged along the length direction of the limiting groove 5, and a locking piece for locking the position of the piston rod is arranged on the telescopic rod 72. Specifically, the latch fitting includes fastening bolt 9, and fastening bolt 9 threaded mounting is on the dead lever to a plurality of screw holes 10 have been seted up along its length direction on the piston rod, fastening bolt 9 and the size looks adaptation of screw hole 10. Meanwhile, the mounting ring 71 is arranged as a bearing, the inner ring of the bearing is fixedly sleeved on the fixed shaft 2, the outer ring of the bearing is fixedly connected with the piston rod of the telescopic rod 72, when the handle 13 is rotated clockwise, the rotation of the handle 13 can drive the U-shaped plate 4 and the telescopic rod 72 to rotate, and the outer ring of the bearing connected with the telescopic rod 72 can also rotate along with the rotation. When the state shown in fig. 3 is required to be changed to the state shown in fig. 4, the fastening bolt 9 on the fixing rod can be loosened, then the U-shaped plate 4 is moved from right to left, the piston rod is inserted into the fixing rod, the distance between the movable wheel 6 on the U-shaped plate 4 and the fixing wheel 3 is reduced at the moment, namely, the formed machining area is reduced, after the piston rod is inserted into the designated position of the fixing rod, the fastening bolt 9 can be screwed, the bottom thread of the fastening bolt 9 is installed in the threaded hole 10 of the piston rod, the position kept between the piston rod and the fixing rod is locked, and the adjustment of the position between the fixing shaft 2 and the limiting groove 5 is completed.

As shown in fig. 1-2, in order to clamp and fix the pipe in the processing process, a clamp is disposed on the substrate 1, the clamp includes two clamping blocks 11, a sliding groove 12 is disposed on the substrate 1 along the length direction of the substrate, and the two clamping blocks 11 are both slidably mounted on the sliding groove 12. Further, can set up two pneumatic cylinders (not shown in the figure) on base plate 1, two pneumatic cylinders are used for promoting two clamp splice 11 respectively and move on spout 12, and then when bending the pipe fitting add man-hour, the pipe fitting passes two clamp splice 11 inboards, can utilize two pneumatic cylinders to drive the removal that two splint 11 are close to each other afterwards, carry out the centre gripping with the pipe fitting and fix for movable pulley 6 keeps steadily with tight pulley 3 in to the bending course of working of pipe fitting.

Of course, the component for driving the two clamping blocks 11 to move is not limited to two hydraulic cylinders, and a bidirectional threaded rod (not shown in the figure) may be rotatably mounted on the substrate 1, the two clamping blocks 11 are both threadedly mounted on the bidirectional threaded rod, the rotation of the bidirectional threaded rod may drive the two clamping blocks 11 to approach or separate from each other, and the two clamping blocks 11 approach each other to clamp and fix the pipe.

The utility model discloses a theory of operation: under the state shown in fig. 1, when a pipe needs to be bent, the pipe can pass through the inner sides of the two clamping blocks 11 from left to right and simultaneously passes through a processing area formed between the movable wheel 6 and the fixed wheel 3, then the two hydraulic cylinders are used for driving the two clamping blocks 11 to move close to each other, the two clamping blocks 11 can clamp and fix the pipe, then a worker can drive the handle 13 to rotate clockwise, the rotation of the handle 13 can drive the U-shaped plate 4 and the movable wheel 6 to rotate by taking the fixed shaft 2 as a circle center, in the rotating process of the movable wheel 6, under the combined action of the movable wheel 6 and the fixed wheel 3, the pipe can be bent into a corresponding angle according to the rotating angle of the handle 13, then the clamping of the two clamping blocks on the pipe can be removed, the processed pipe is taken down, and the bending processing is completed. When the pipe fitting with the smaller cross section needs to be bent and processed, the fastening bolt 9 can be loosened, then the U-shaped plate 4 is moved from right to left, the length of the telescopic rod 72 can be reduced, the fastening bolt 9 can be screwed after the U-shaped plate 4 is moved to the designated position, and the position state of the telescopic rod 72 is locked at the moment. In the process, the size of the virtual circle radius formed in the clockwise rotation process of the U-shaped plate 4 and the movable wheel 6 is reduced, so that the pipe fitting with the smaller section is convenient to penetrate into a processing area formed by the movable wheel 6 and the fixed wheel 3, then the handle 13 can be rotated clockwise, the movable wheel 6 and the fixed wheel 3 can be used for bending the pipe fitting with the smaller section, and the application range is wide.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. Pipe bending device is used in hydrogen guide tube processing, including base plate (1), fixed axle (2) and tight pulley (3), fixed axle (2) fixed mounting is on base plate (1), and tight pulley (3) fixed cover is established on fixed axle (2), its characterized in that still includes U-shaped board (4), U-shaped board (4) have first parallel portion (41) and second parallel portion (42), the length of first parallel portion (41) is greater than the length of second parallel portion (42), and first parallel portion (41) are located the top of second parallel portion (42), spacing groove (5) have been seted up along its length direction on first parallel portion (41) to first parallel portion (41) are established on fixed axle (2) through spacing groove (5) movable sleeve, and first parallel portion (41) are located the top of second parallel portion (2), and first parallel portion (41) and second parallel portion (42) inboard rotation are installed movable wheel (6) to movable pulley (6) and tight pulley (3) relative arrangement, first parallel portion (41) are provided with the adjusting part (7) on the adjusting part (7) and are used for adjusting part (7) on fixed axle (2), and spacing groove (5) are used for adjusting part (7).

2. The tube bending device for processing the hydrogen guide tube according to claim 1, wherein the adjusting member (7) comprises a mounting ring (71) and a telescopic rod (72), the mounting ring (71) is rotatably sleeved on the fixed shaft (2), the mounting ring (71) is located above the first parallel portion (41), a bearing block (8) is fixedly arranged on the first parallel portion (41), the telescopic rod (72) is provided with a fixed rod and a piston rod, the fixed rod is fixedly connected to the bearing block (8), the piston rod is fixedly arranged on the outer circumference of the mounting ring (71), the telescopic rod (72) is arranged along the length direction of the limiting groove (5), and a locking member for locking the position of the piston rod is arranged on the telescopic rod (72).

3. The tube bending device for processing the hydrogen guide tube according to claim 2, wherein the locking piece comprises a fastening bolt (9), the fastening bolt (9) is installed on the fixing rod in a threaded manner, the piston rod is provided with a plurality of threaded holes (10) along the length direction of the piston rod, and the fastening bolt (9) is matched with the threaded holes (10) in size.

4. The tube bending device for processing the hydrogen guide tube according to any one of claims 1 to 3, further comprising a clamp arranged on the base plate (1), wherein the clamp comprises two clamping blocks (11), a sliding groove (12) is formed in the base plate (1) along the length direction of the base plate, and both the clamping blocks (11) are slidably mounted on the sliding groove (12).

5. The tube bending device for processing the hydrogen guide tube according to claim 4, wherein a handle (13) is fixedly arranged on the U-shaped plate (4), and an anti-skid sleeve (14) is fixedly sleeved at the end of the handle (13).

6. The tube bending device for processing the hydrogen guide tube according to claim 2, wherein the mounting ring (71) is a bearing, an inner ring of the bearing is fixedly sleeved on the fixed shaft (2), and an outer ring of the bearing is fixedly connected with a piston rod of the telescopic rod (72).

7. The tube bending device for processing the hydrogen guide tube according to claim 2, wherein the bearing block (8) is arranged along the length direction of the limiting groove (5), and the bearing block (8) is arranged opposite to the fixed shaft (2).